1 2008-11-09 Thomas Schwinge <tschwinge@gnu.org>
3 * config/i386/gnu.h: Add copyright and licensing header.
4 * config/gnu.h: Likewise.
6 2008-11-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
8 * fwprop.c (fwprop_done): Call df_remove_problem.
10 2008-11-07 Sebastian Pop <sebastian.pop@amd.com>
13 * tree-scalar-evolution.c (instantiate_scev_1): Return
14 chrec_dont_know for VL_EXP_CLASS_P.
16 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
18 * reg-stack.c (reg_to_stack): Add missing braces in memset
21 2008-11-06 Andrew Stubbs <ams@codesourcery.com>
23 * config/arm/bpabi.h (PROFILE_HOOK): New undef.
24 (NO_PROFILE_COUNTERS): New define.
26 2008-11-06 David Edelsohn <edelsohn@gnu.org>
29 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Define.
31 2008-11-06 Kazu Hirata <kazu@codesourcery.com>
34 * config/sparc/constraints.md (D): New.
35 * config/sparc/predicates.md (const_double_or_vector_operand): New.
36 * config/sparc/sparc.c (sparc_extra_constraint_check): Handle the
38 * config/sparc/sparc.md (*movdf_insn_sp32_v9, *movdf_insn_sp64):
39 Use the 'D' constraint in addition to 'F' in some alternatives.
40 (DF splitter): Generalize for V64mode.
41 * doc/md.texi (SPARC): Document the 'D' constraint.
43 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
45 * reg-stack.c (reg_to_stack): Generate +QNaN using real_nan.
47 2008-11-06 Ben Elliston <bje@au.ibm.com>
49 * gcc.c: Remove ancient comment about a bug in Sun cc.
51 2008-11-05 Janis Johnson <janis187@us.ibm.com>
53 * doc/sourcebuild.texi (Torture Tests): Add ADDITIONAL_TORTURE_OPTIONS.
55 2008-11-06 Ben Elliston <bje@au.ibm.com>
57 * config/rs6000/rs6000.c (rs6000_override_options): Comment fix.
59 2008-11-06 Ben Elliston <bje@au.ibm.com>
61 * config/rs6000/rs6000.opt (mwarn-cell-microcode): Improve option
64 2008-11-05 Hans-Peter Nilsson <hp@axis.com>
67 * config/cris/cris.c (cris_order_for_addsi3): Test for !REG_P, not
70 2008-11-05 Martin Jambor <mjambor@suse.cz>
73 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't turn
74 pointer arithmetics into array_ref if the array is accessed
75 through an indirect_ref.
77 2008-11-05 Richard Guenther <rguenther@suse.de>
80 * tree-ssa.c (useless_type_conversion_p_1): Check different restrict
81 qualified pointer conversion before stripping qualifiers.
82 * gimplify.c (create_tmp_from_val): Use correctly qualified type.
83 * tree-flow.h (may_propagate_address_into_dereference): Declare.
84 * tree-ssa-ccp.c (may_propagate_address_into_dereference): New
87 * tree-ssa-forwprop.c (rhs_to_tree): Remove useless conversions,
88 properly canonicalize binary ops.
89 (forward_propagate_addr_expr_1): Use
90 may_propagate_address_into_dereference.
92 2008-11-05 Uros Bizjak <ubizjak@gmail.com>
95 * reg-stack.c (subst_stack_regs_pat) [MINUS, DIV, MULT, PLUS]:
96 Initialize uninitialized input registers with a NaN.
98 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
102 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
104 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
108 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
109 exits and conditions.
110 * testsuite/gcc.dg/graphite/pr37943.c: New.
112 2008-11-04 Jakub Jelinek <jakub@redhat.com>
113 Andrew Pinski <andrew_pinski@playstation.sony.com>
116 * c-common.c (warn_for_sign_compare): For complex result_type
117 use component's type.
119 2008-11-04 Jakub Jelinek <jakuB@redhat.com>
121 * print-tree.c (print_node): Use code instead of TREE_CODE (node).
123 * print-tree.c (print_node): Don't print DECL_INITIAL
127 * c-common.c (parse_optimize_options): Save and restore
128 flag_strict_aliasing around decode_options call.
130 2008-11-04 Uros Bizjak <ubizjak@gmail.com>
132 * config/i386/driver-i386.c (enum vendor_signatures): New enum.
133 (host_detect_local_cpu): Use it instead of casted strings to
134 compare vendor signatures.
136 2008-11-03 Mikael Pettersson <mikpe@it.uu.se>
139 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Only add libgcc_s.a
140 or libgcc_eh.a to spec if ENABLE_SHARED_LIBGCC.
142 2008-11-03 Catherine Moore <clm@codesourcery.com>
144 * config/mips.c (mips_conditional_register_usage): Handle the
145 DSP control register.
146 * doc/extend.texi: Document the DSP control register.
148 2008-11-03 Steve Ellcey <sje@cup.hp.com>
149 Jakub Jelinek <jakub@redhat.com>
151 * omp-low.c (expand_omp_for_generic): If iter_type has different
152 precision than type and type is a pointer type, cast n1 and n2
153 first to an integer type with the same precision as pointers
154 and only afterwards to iter_type.
156 2008-11-03 Richard Sandiford <rdsandiford@googlemail.com>
158 * config/arm/arm.md (UNSPEC_PIC_BASE): Update documentation.
159 (UNSPEC_GOTSYM_OFF): New unspec.
160 (pic_add_dot_plus_four): Simplify the UNSPEC_PIC_BASE operands.
161 (pic_add_dot_plus_eight): Likewise.
162 (tls_load_dot_plus_eight): Likewise. Update peephole2.
163 * config/arm/thumb2.md (pic_load_dot_plus_four): Simplify the
164 UNSPEC_PIC_BASE operands.
165 * config/arm/arm.c (arm_load_pic_register): Use UNSPEC_GOTSYM_OFF.
166 (arm_output_addr_const_extra): Handle it.
168 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
170 * config/i386/i386.c (classify_argument) <ARRAY_TYPE>: Promote partial
171 integer class to full integer class if the offset is not word-aligned.
173 2008-11-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
176 * loop-doloop.c (doloop_modify): Add from_mode argument that says what
178 (doloop_optimize): Update call to doloop_modify.
180 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
182 * tree-sra.c (bitfield_overlaps_p): Fix oversight.
184 2008-11-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
187 * configure.ac (gcc_cv_ld_ro_rw_mix): Move before
188 gcc_cv_as_cfi_directive.
189 (gcc_cv_as_cfi_directive) [*-*-solaris*]: Check if linker supports
190 merging read-only and read-write sections or assembler emits
191 read-write .eh_frame sections.
192 * configure: Regenerate.
194 2008-11-03 Nathan Froyd <froydnj@codesourcery.com>
197 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
199 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
201 (rs6000_emit_prologue): Invert logic.
202 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
203 (reg:P 11) instead of match_operand.
204 (*save_fpregs_<mode>): Likewise.
205 (*restore_gpregs_<mode>): Likewise.
206 (*return_and_restore_gpregs_<mode>): Likewise.
207 (*return_and_restore_fpregs_<mode>): Likewise.
208 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
209 (reg:P 11) insted of match_operand.
210 (*restore_gpregs_spe): Likewise.
211 (*return_and_restore_gpregs_spe): Likewise.
213 2008-11-03 Harsha Jagasia <harsha.jagasia@amd.com>
215 PR tree-optimization/37684
216 * gcc.dg/graphite/pr37684.c: New.
217 * graphite.c (exclude_component_ref): New.
218 (is_simple_operand): Call exclude_component_ref.
220 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
222 PR tree-optimization/36908
223 * testsuite/gcc.dg/tree-ssa/pr36908.c: New.
224 * tree-loop-distribution.c (number_of_rw_in_rdg): New.
225 (number_of_rw_in_partition): New.
226 (partition_contains_all_rw): New.
227 (ldist_gen): Do not distribute when one of the partitions
228 contains all the memory operations.
230 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
232 * cfghooks.c (split_block): Set BB_IRREDUCIBLE_LOOP and
233 EDGE_IRREDUCIBLE_LOOP.
235 2008-11-03 Bernd Schmidt <bernd.schmidt@analog.com>
237 * config/bfin/bfin.c (bfin_optimize_loop): Properly handle case
238 where we have one entry point in the loop which isn't the head.
240 2008-11-03 Richard Guenther <rguenther@suse.de>
243 * tree-data-ref.c (split_constant_offset_1): Fix tuplification.
245 2008-11-03 Jakub Jelinek <jakub@redhat.com>
248 * passes.c (execute_one_pass): Don't look at cfun->curr_properties
249 for ipa and simple ipa passes.
251 2008-11-02 Richard Guenther <rguenther@suse.de>
253 PR tree-optimization/37542
254 * tree-ssa-pre.c (fully_constant_expression): Handle more cases.
255 * tree-ssa-sccvn.c (vn_get_expr_for): Fix typo.
256 (vn_nary_op_lookup_stmt): Adjust for unary reference trees.
257 (vn_nary_op_insert_stmt): Likewise.
258 (visit_use): Likewise.
260 2008-11-02 Anatoly Sokolov <aesok@post.ru>
262 * config/avr/avr.md (UNSPEC_SWAP): Remove constants.
264 (rotlqi3, *rotlqi3_4, rotlhi3, *rotlhi3_8,
265 rotlsi3, *rotlsi3_8, *rotlsi3_16, *rotlsi3_24): New patterns.
266 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, ashlqi3_l_const4,
267 ashlqi3_l_const5, ashlqi3_l_const6, lshrqi3_const4, lshrqi3_const5,
268 lshrqi3_const6, lshrqi3_l_const4, lshrqi3_l_const4, lshrqi3_l_const6
269 peephole2's): Replace unspec with rotate.
270 * config/avr/avr.c (avr_rtx_costs): Add ROTATE.
272 2008-11-02 Richard Guenther <rguenther@suse.de>
274 PR tree-optimization/37991
275 * tree-ssa-sccvn.h (copy_vuses_from_stmt): Remove.
276 * tree-ssa-sccvn.c (copy_vuses_from_stmt): Make static.
277 (set_ssa_val_to): Print if the value changed.
278 (simplify_binary_expression): Strip useless conversions.
280 2008-11-01 Hans-Peter Nilsson <hp@axis.com>
283 * config/cris/cris.c (cris_rtx_costs) <MULT>: Return 0 for an ADDI
286 2008-11-01 Richard Guenther <rguenther@suse.de>
289 * builtins.c (fold_builtin_strspn): Return a size_t.
290 (fold_builtin_strcspn): Likewise.
292 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
294 * config/rs6000/rs6000.c (rs6000_file_start): Output gnu
295 attribute for struct return convention.
297 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
299 * config/rs6000/crtsavres.asm: Really, really delete.
301 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
303 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
305 (rs6000_emit_prologue): Invert logic.
306 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
307 (reg:P 11) instead of match_operand.
308 (*save_fpregs_<mode>): Likewise.
309 (*restore_gpregs_<mode>): Likewise.
310 (*return_and_restore_gpregs_<mode>): Likewise.
311 (*return_and_restore_fpregs_<mode>): Likewise.
312 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
313 (reg:P 11) insted of match_operand.
314 (*restore_gpregs_spe): Likewise.
315 (*return_and_restore_gpregs_spe): Likewise.
317 2008-10-28 Luis Machado <luisgpm@br.ibm.com>
319 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add "dumpbase" to the
320 list of word switches that take args.
322 2008-10-30 Jakub Jelinek <jakub@redhat.com>
324 * config/s390/s390.c (s390_mark_symbol_ref_as_used): New function.
325 (s390_output_pool_entry): Call it through for_each_rtx.
328 * expr.c (store_constructor): For vectors, if target is a MEM, use
329 target's MEM_ALIAS_SET instead of elttype alias set.
331 2008-10-29 Kaz Kojima <kkojima@gcc.gnu.org>
334 * config/sh/sh.c (untangle_mova): Return -1 when NEW_MOVA has
337 2008-10-29 David Edelsohn <edelsohn@gnu.org>
340 * config/rs6000/predicates.md (word_offset_memref_operand):
341 Restructure code and look inside auto-inc/dec addresses.
343 2008-10-29 Steve Ellcey <sje@cup.hp.com>
346 * libgcov.c ( __gcov_indirect_call_profiler): Check
347 TARGET_VTABLE_USES_DESCRIPTORS.
349 2008-10-29 Stefan Schulze Frielinghaus <xxschulz@de.ibm.com>
351 * config/spu/spu.h (FRAME_GROWS_DOWNWARD): Define.
352 (INITIAL_FRAME_POINTER_OFFSET): Remove.
353 * config/spu/spu.c (spu_initial_elimination_offset): Calculate new
354 offset if eliminating soft frame pointer.
355 * config/spu/spu.md (stack_protect_set, stack_protect_test)
356 (stack_protect_test_si): Add initial machine description
357 for Stack Smashing Protector
359 2008-10-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
362 * c-common.c (min_precision): Move to...
363 * tree.c (tree_int_cst_min_precision): ... to here. Renamed.
364 * tree.h (tree_int_cst_min_precision): Declare.
365 * c-common.h (min_precision): Delete declaration.
366 * fold-const.c (tree_binary_nonnegative_warnv_p): Handle
367 multiplication of non-negative integer constants.
368 * c-decl.c (check_bitfield_type_and_width): Rename min_precision to
369 tree_int_cst_min_precision.
370 (finish_enum): Likewise.
372 2008-10-29 Joseph Myers <joseph@codesourcery.com>
375 * convert.c (convert_to_real): Do not optimize conversions of
376 binary arithmetic operations between binary and decimal
377 floating-point types. Consider mode of target type in determining
378 decimal type for arithmetic. Unless
379 flag_unsafe_math_optimizations, do not optimize binary conversions
380 where this may change rounding behavior.
381 * real.c (real_can_shorten_arithmetic): New.
382 * real.h (real_can_shorten_arithmetic): Declare.
384 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
386 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315,
387 ENABLE_WA_05000257, ENABLE_WA_05000283, ENABLE_WA_05000315): New.
388 * config/bfin/bfin.c (bfin_cpus): Add these workaround bits as
390 (must_save_p): For some workarounds, interrupts need to clobber a
392 (expand_prologue_reg_save, expand_epilogue_reg_restore): Save LC0
393 and LC1 for WA_05000257.
394 (expand_interrupt_handler_prologue): Add dummy read of CHIPID for
395 WA_05000283 and WA_05000315.
396 * config/bfin/bfin.md (UNSPEC_VOLATILE_DUMMY): New constant.
397 (movbi): Add alternative to set CC to 1; improve code for setting
399 (dummy_load): New pattern.
401 2008-10-29 Jakub Jelinek <jakub@redhat.com>
404 * expmed.c (extract_bit_field_1): If int_mode_for_mode returns
405 BLKmode for non-memory, convert using a wider MODE_INT mode
409 * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Only split bbs
410 that haven't been removed yet.
412 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
414 * config/bfin/bfin.c (struct machine_function): New member
416 (bfin_expand_movmem): Set it when generating memcpy insns.
417 (n_regs_saved_by_prologue, expand_prologue_reg_save,
418 expand_epilogue_reg_restore): If we have hardware loops,
419 memcpy insns (indicated by has_loopreg_clobber) or function
420 calls, we need to save the loop registers.
422 2008-10-28 H.J. Lu <hongjiu.lu@intel.com>
424 * config/i386/i386.c (core2_cost): Fix typos in comments.
426 2008-10-28 Jakub Jelinek <jakub@redhat.com>
429 * combine.c (make_compound_operation): Don't call make_extraction with
431 (simplify_shift_const_1): Canonicalize count even if complement_p.
433 2008-10-28 Joseph Myers <joseph@codesourcery.com>
435 * convert.c (strip_float_extensions): Do not remove or introduce
436 conversions between binary and decimal floating-point types.
438 2008-10-28 Jakub Jelinek <jakub@redhat.com>
441 * fold-const.c (distribute_bit_expr): Convert common, left and
442 right arguments to type.
444 2008-10-28 Nick Clifton <nickc@redhat.com>
446 * config/mn10300/mn10300.h (CALL_REALLY_USED_REGISTERS): Define.
447 * config/mn10300/mn10300.c (fp_regs_to_save): Test the
448 call_really_used_regs array rather than the call_used_regs array.
449 (mn10300_get_live_callee_saved_regs, expand_prologue,
450 expand_epilogue, output_tst): Likewise.
452 2008-10-27 Jakub Jelinek <jakub@redhat.com>
455 * df-scan.c (df_bb_refs_collect): Don't handle EH_USES here.
456 (df_get_entry_block_def_set): Neither here.
457 (df_get_regular_block_artificial_uses): Add EH_USES registers.
459 PR tree-optimization/37879
460 * predict.c (tree_estimate_probability): Check if last_stmt is
461 non-NULL before dereferencing it.
463 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
465 * ira-int.h (ira_allocno): Add member updated_cover_class_cost.
466 (ALLOCNO_UPDATED_COVER_CLASS_COST): New.
467 (ira_fast_allocation): Remove the prototype.
469 * ira-color.c (update_copy_costs, allocno_cost_compare_func,
470 assign_hard_reg, calculate_allocno_spill_cost): Use updated costs.
471 (color_pass): Modify the updated costs.
472 (ira_color): Rename to color. Make it static.
473 (ira_fast_allocation): Rename to fast_allocation. Make it static.
474 (ira_color): New function.
476 * ira-conflicts.c (process_regs_for_copy): Propagate hard reg cost
479 * ira-lives.c (last_call_num, allocno_saved_at_call): New
481 (set_allocno_live, clear_allocno_live, mark_ref_live,
482 mark_ref_dead): Invalidate corresponding element of
483 allocno_saved_at_call.
484 (process_bb_node_lives): Increment last_call_num. Setup
485 allocno_saved_at_call. Don't increase ALLOCNO_CALL_FREQ if the
486 allocno was already saved.
487 (ira_create_allocno_live_ranges): Initiate last_call_num and
488 allocno_saved_at_call.
490 * ira-build.c (ira_create_allocno): Initiate
491 ALLOCNO_UPDATED_COVER_CLASS_COST.
492 (create_cap_allocno, propagate_allocno_info,
493 remove_unnecessary_allocnos): Remove setting updated costs.
494 (ira_flattening): Set up ALLOCNO_UPDATED_COVER_CLASS_COST.
496 * ira.c (ira): Don't call ira_fast_allocation.
498 * ira-costs.c (setup_allocno_cover_class_and_costs): Don't set up
501 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
504 * ira-conflicts.c (process_regs_for_copy): Remove class subset check.
506 * ira-int.h (ira_hard_regno_cover_class): New.
508 * ira-lives.c (mark_reg_live, mark_reg_dead,
509 process_bb_node_lives): Use ira_hard_regno_cover_class.
511 * ira.c (reg_class ira_hard_regno_cover_class): New global variable.
512 (setup_hard_regno_cover_class): New function.
513 (ira_init): Call setup_hard_regno_cover_class.
515 * ira-costs.c (cost_class_nums): Add comment.
516 (find_allocno_class_costs): Initiate cost_class_nums.
517 (setup_allocno_cover_class_and_costs): Check cost_class_nums.
519 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
522 * ira-build.c (copy_live_ranges_to_removed_store_destinations):
523 Rename to copy_info_to_removed_store_destinations. Propagate
524 conflict hard regs and register stack attribute.
526 2008-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
529 * pa.c (function_arg_padding): Pad complex and vector types
530 upward in 64-bit runtime.
531 (function_arg): Use BLKmode for PARALLEL in 64-bit runtime.
533 2008-10-26 Matthias Klose <doko@ubuntu.com>
535 * doc/install.texi: Document requirements on antlr.
537 2008-10-25 Richard Sandiford <rdsandiford@googlemail.com>
539 * config/mips/mips.h (REG_ALLOC_ORDER): Put call-clobbered registers
542 2008-10-24 Michael Meissner <meissner@linux.vnet.ibm.com>
545 * function.c (locate_and_pad_parm): If FUNCTION_ARG_ADJUST_OFFSET
546 is defined, use it to modify the constant offset.
548 * doc/tm.texi (FUNCTION_ARG_OFFSET): Document new macro.
550 * config/spu/spu.h (FUNCTION_ARG_OFFSET): New macro to move char
551 and short arguments to the correct location as mandated by the ABI.
553 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
555 PR rtl-optimization/37769
556 * regmove.c (optimize_reg_copy_2): Update REG_INC note if needed.
558 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
560 * config/sh/t-sh: Use $(MULTILIB_CFLAGS) when compiling to
561 unwind-dw2-Os-4-200.o.
563 2008-10-24 Joseph Myers <joseph@codesourcery.com>
565 * c-typeck.c (enum impl_conv): Remove ic_argpass_nonproto.
566 (convert_for_assignment): Remove ic_argpass_nonproto cases.
568 2008-10-24 Jakub Jelinek <jakub@redhat.com>
570 PR tree-optimization/36038
571 * tree-ssa-loop-ivopts.c (add_old_iv_candidates): For pointer bases
572 add sizetype IV with initial value zero instead of pointer type.
574 2008-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
577 * value-prof.c (gimple_stringop_fixed_value): Use parentheses
578 around bit operation.
579 * profile.c (is_edge_inconsistent): Likewise.
580 * fold-const.c (truth_value_p): Move from here...
581 * tree.h (truth_value_p): ... to here.
582 * c-tree.h (c_expr): Update description of original_code.
583 * c-typeck.c (parser_build_unary_op): Set original_code.
584 (parser_build_binary_op): Update call to warn_about_parentheses.
585 * c-common.c (warn_about_parentheses): Take two additional
586 arguments of the operands. Use a switch. Quote operators
587 appropriately. Define macro APPEARS_TO_BE_BOOLEAN_EXPR_P.
588 Add warning about !x | y and !x & y.
589 * c-common.h (warn_about_parentheses): Update declaration.
591 2008-10-24 Jakub Jelinek <jakub@redhat.com>
593 * Makefile.in (lang_checks_parallelized, check_gcc_parallelize,
594 check_p_tool, check_p_vars, check_p_subno, check_p_comma,
595 check_p_subwork, check_p_numbers, check_p_subdir, check_p_subdirs):
597 (check-subtargets, check-%-subtargets, check-parallel-%): New targets.
598 (check-%): For test targets listed in lang_checks_parallelized
599 if -j is used and RUNTESTFLAGS doesn't specify tests to execute,
600 run the testing in multiple make goals, possibly parallel, and
601 afterwards run dg-extract-results.sh to merge the sum and log files.
603 2008-10-24 Richard Sandiford <rdsandiford@googlemail.com>
605 * config/mips/mips.c (mips_canonicalize_move_class): New function.
606 (mips_move_to_gpr_cost): Likewise.
607 (mips_move_from_gpr_cost): Likewise.
608 (mips_register_move_cost): Make more fine-grained.
610 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
612 * graphite.c (graphite_apply_transformations): Check for
614 * toplev.c (process_options): Add graphite_identity.
615 * tree-ssa-loop.c (gate_graphite_transforms): Add graphite_identity.
617 2008-10-23 Bernd Schmidt <bernd.schmidt@analog.com>
619 * config/bfin/bfin.c (bdesc_2arg): Add mulhisill, mulhisilh,
620 mulhisihl and mulhisihh builtins.
622 From Jie Zhang <jie.zhang@analog.com>
623 * config/bfin/bfin.md (composev2hi): Put operands into vector
626 2008-10-22 Chao-ying Fu <fu@mips.com>
628 * config/mips/mips.opt (msmartmips): Accept -mno-smartmips.
630 2008-10-22 Bernd Schmidt <bernd.schmidt@analog.com>
632 From Mike Frysinger <michael.frysinger@analog.com>
633 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF512,
634 BFIN_CPU_BF514, BFIN_CPU_BF516, and BFIN_CPU_BF518.
635 * config/bfin/bfin.c (bfin_cpus[]): Add 0.0 for bf512, bf514, bf516,
636 and bf518. Add 0.2 for bf522, bf523, bf524, bf526, and bf527.
637 Add 0.6 for bf533, bf532, and bf531. Add 0.5 for bf538 and bf539.
638 Add 0.2 for bf542, bf544, bf547, bf548, and bf549.
639 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF512__
640 for BFIN_CPU_BF512, __ADSPBF514__ for BFIN_CPU_BF514, __ADSPBF516__
641 for BFIN_CPU_BF516, and __ADSPBF518__ for BFIN_CPU_BF518. Define
642 __ADSPBF51x__ for all of them.
643 * config/bfin/elf.h (LIB_SPEC): Select proper linker scripts for
644 -mcpu bf512, bf514, bf516, and bf518.
645 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
646 bf512-none, bf514-none, bf516-none, and bf518-none.
647 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
648 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
649 * doc/invoke.texi (Blackfin Options): Document that
650 -mcpu now accepts bf512, bf514, bf516, and bf518.
652 2008-10-22 Jakub Jelinek <jakub@redhat.com>
655 * fold-const.c (build_range_type): For 1 .. signed_max
656 range call build_nonstandard_inter_type if signed_type_for
657 returned a type with bigger precision.
659 2008-10-22 Richard Guenther <rguenther@suse.de>
661 * tree.def (COMPLEX_TYPE): Constrain element type.
662 * tree.c (build_complex_type): Assert that.
663 * tree-ssa-structalias.c (could_have_pointers): Complex types
664 cannot have pointers.
666 2008-10-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
669 * c-typeck.c (convert_for_assignment): Do not give declaration's
670 location for builtins. Spell out which type was expected and which
673 2008-10-22 Nick Clifton <nickc@redhat.com>
675 * config/frv/frv.h (HARD_REGNO_RENAME_OK): Define. Do not allow
676 the fdpic register to be a target when running in fdpic mode.
678 2008-10-22 Rafael Espindola <espindola@google.com>
680 * ipa-struct-reorg.c (create_new_alloc_sites): Properly insert the
681 newly created statements.
683 2008-10-22 Kaz Kojima <kkojima@gcc.gnu.org>
686 * config/sh/sh.c (sh_hard_regno_mode_ok): New function.
687 * config/sh/sh.h (HARD_REGNO_MODE_OK): Use it.
688 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Declare.
690 2008-10-22 Jakub Jelinek <jakub@redhat.com>
693 * doc/invoke.texi: Fix spelling of -mlarge-data-threshold option.
694 Adjust -mcmodel=medium description for 2005-07-31 changes.
696 2008-10-22 Jan Hubicka <jh@suse.cz>
697 Jakub Jelinek <jakub@redhat.com>
700 * doc/invoke.texi: Remove references to obsoleted -d dumps.
702 2008-10-21 Richard Henderson <rth@redhat.com>
705 * emit-rtl.c (get_spill_slot_decl): Export.
706 * emit-rtl.h (get_spill_slot_decl): Declare.
707 * var-tracking.c (vt_add_function_parameters): Relax assertion
708 on the contents of MEM_EXPR in a PARM_DECL to include a spill slot.
710 2008-10-21 Bob Wilson <bob.wilson@acm.org>
712 * var-tracking.c (insn_stack_adjust_offset_pre_post): If insn has a
713 REG_FRAME_RELATED_EXPR note, examine the pattern from the note instead
716 2008-10-21 Adam Nemet <anemet@caviumnetworks.com>
719 * tree-ssa-ccp.c (ccp_fold_builtin): Only allow one argument to be
720 processed by get_maxval_strlen.
722 2008-10-21 David Edelsohn <edelsohn@gnu.org>
725 * tree.c (get_file_function_name): Copy first_global_object_name.
726 Centralize call to clean_symbol_name.
728 2008-10-21 Sandra Loosemore <sandra@codesourcery.com>
730 * config.gcc (powerpc-*): Make t-ppcgas imply usegas.h.
731 * config/svr4.h (SVR4_ASM_SPEC): New.
732 (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
733 * config/rs6000/sysv4.h (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
735 * doc/invoke.texi (Option Summary): Add -T to linker options.
736 (Link Options): Document -T.
738 2008-10-21 Jakub Jelinek <jakub@redhat.com>
740 * tree-inline.c (tree_inlinable_function_p): Remove tuples
743 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
746 * c-decl.c (merge_decls): Don't call outlining_inline_function hook.
748 2008-10-20 Daniel Berlin <dberlin@dberlin.org>
750 * tree-ssa-pre.c (insert_into_preds_of_block): Don't rewrite constant
753 2008-10-20 Tobias Schlüter <tobi@gcc.gnu.org>
755 * doc/install.texi: Fix typos in previous patch.
757 2008-10-19 Tobias Schlüter <tobi@gcc.gnu.org>
759 * doc/install.texi: Document in-tree building of gcc and mpfr.
761 2008-10-19 Richard Guenther <rguenther@suse.de>
763 * tree-ssa-alias.c (may_alias_p): Remove bogus shortcut.
765 2008-10-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
768 * c-decl.c (finish_enum): Convert non-integer enumerators to enum type.
769 (build_enumerator): Convert enumerators that fit in integer to
772 2008-10-18 Uros Bizjak <ubizjak@gmail.com>
774 * config/i386/i386.md (unnamed peephole2): Do not force memory
775 operands of arith or logical instructions into registers for
776 non-TARGET_READ_MODIFY targets.
778 (ffs_cmove): Change operand 0 predicate to register_operand.
779 Change operand 1 predicate to nonimmediate_operand.
781 (*ffs_no_cmove): Change operand 0 predicate to register_operand.
783 2008-10-18 Richard Guenther <rguenther@suse.de>
785 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard
786 VIEW_CONVERT_EXPR case against invalid gimple.
788 2008-10-17 Andreas Krebbel <krebbel1@de.ibm.com>
790 * c-parser.c (c_parser_binary_expression): Silence the
791 uninitialized variable warning emitted for binary_loc.
793 2008-10-16 Daniel Berlin <dberlin@dberlin.org>
795 * tree-ssa-pre.c (phi_translate_set): Add constants to phi
798 2008-10-16 Joseph Myers <joseph@codesourcery.com>
801 * c-typeck.c (build_unary_op): Use omit_one_operand for
802 IMAGPART_EXPR of real argument.
804 2008-10-16 Jakub Jelinek <jakub@redhat.com>
806 PR tree-optimization/37664
807 * fold-const.c (fold_binary): When optimizing comparison with
808 highest or lowest type's value, don't consider TREE_OVERFLOW.
810 2008-10-16 David Edelsohn <edelsohn@gnu.org>
813 * Makefile.in (coverage.o): Depend on $(TM_P_H).
814 * coverage.c: Include tm_p.h.
815 * config/rs6000/x-aix (jc1): Override LDFLAGS.
816 * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
817 dollar signs from PREFIX.
818 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
819 instead of manual strip_name_encoding.
821 2008-10-16 Richard Guenther <rguenther@suse.de>
824 * tree-ssa.c (useless_type_conversion_p_1): Do not treat
825 volatile qualified functions or methods as relevant.
827 2008-10-16 Jakub Jelinek <jakub@redhat.com>
829 PR tree-optimization/37525
830 * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend
831 sizetype unsigned constants, both in the case of C and bounds.
833 2008-10-15 Jan Hubicka <jh@suse.cz>
835 * ira-emit.c (change_regs): Return false when replacing reg by itself.
837 2008-10-14 Vladimir Makarov <vmakarov@redhat.com>
840 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
841 HARD_REGNO_CALL_PART_CLOBBERED.
843 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
846 * ira-lives.c (mark_early_clobbers): Remove.
847 (make_pseudo_conflict, check_and_make_def_use_conflicts,
848 check_and_make_def_conflicts,
849 make_early_clobber_and_input_conflicts,
850 mark_hard_reg_early_clobbers): New functions.
851 (process_bb_node_lives): Call
852 make_early_clobber_and_input_conflicts and
853 mark_hard_reg_early_clobbers. Make hard register inputs live again.
855 * doc/rtl.texi (clobber): Change descriotion of RA behaviour for
856 early clobbers of pseudo-registers.
858 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
861 * ira-build.c (ira_flattening): Recalculate
862 ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
863 from the scratch instead of the propagation.
865 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
867 * doc/rtl.texi (const_double): Remove the "addr" operand.
868 Describe CONST_DOUBLE_* macros under const_double rather
870 (const_fixed): Fix the operand description.
871 (const): Add an @findex directive.
872 (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
873 after the constant rtl table.
874 (fix): Combine floating-point and fixed-point descriptions.
876 * sched-deps.c (sched_analyze_2): Remove reference to
879 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
881 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
883 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
884 for UNSPEC_GOTSYM_OFFs.
885 * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
886 (add_GOT_to_pic_reg): Use it.
887 * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
889 2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
890 Harsha Jagasia <harsha.jagasia@amd.com>
892 PR tree-optimization/37485
893 * graphite.c (gmp_cst_to_tree): Moved.
894 (iv_stack_entry_is_constant): New.
895 (iv_stack_entry_is_iv): New.
896 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
897 (loop_iv_stack_insert_constant): New.
898 (loop_iv_stack_pop): Use new datatpype.
899 (loop_iv_stack_get_iv): Same.
900 (loop_iv_stack_get_iv_from_name): Same.
901 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
902 (loop_iv_stack_patch_for_consts): New.
903 (loop_iv_stack_remove_constants): New.
904 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
905 (translate_clast): Call loop_iv_stack_patch_for_consts and
906 loop_iv_stack_remove_constants.
907 (gloog): Use new datatype. Redirect construction edge to end
908 block to avoid accidental deletion.
909 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
911 (union iv_stack_entry_data): New. Data in iv stack entry.
912 (struct iv_stack_entry): New. Datatype for iv stack entries.
914 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
916 * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
917 * graphite.c (free_scop): Same.
919 (free_scattering): New.
920 (build_cloog_prog): Call free_scattering.
921 (patch_phis_for_virtual_defs): Fix memleak.
922 (graphite_trans_bb_strip_mine): Same.
925 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
926 Harsha Jagasia <harsha.jagasia@amd.com>
928 PR tree-optimization/37828
929 * graphite.c (graphite_trans_loop_block): Do not loop block
932 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
934 PR tree-optimization/37686
935 * tree-loop-linear.c (linear_transform_loops): Build a
936 loop nest vector. Pass it to lambda_compute_access_matrices.
937 * tree-data-ref.h (struct access_matrix): Store the loop nest
938 relative to which it encodes the information.
939 (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
940 (am_vector_index_for_loop): Reimplemented: iterate over the
941 loop nest for finding the loop index in the access matrix.
942 (lambda_compute_access_matrices): Update declaration.
943 * lambda-code.c (build_access_matrix): Pass the loop nest and
945 (lambda_compute_access_matrices): Same.
947 2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
949 * config/s390/s390.h: (TARGET_DFP): This requires TARGET_HARD_FLOAT.
950 * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
951 TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
952 already implies hard float. Also fix several insn condition
953 with TARGET_DFP which shall require TARGET_HARD_DFP instead.
955 2008-10-15 David Edelsohn <edelsohn@gnu.org>
958 Based on patches by Laurent Vivier.
959 * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore.
960 * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare.
961 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate
962 dollar sign to underscore.
963 (ASM_OUTPUT_EXTERNAL): Same.
964 (ASM_OUTPUT_LABELREF): New.
965 * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New.
967 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define.
968 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define.
969 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define.
970 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define.
972 2008-10-15 Jakub Jelinek <jakub@redhat.com>
974 PR tree-optimization/36881
975 * tree-switch-conversion.c (check_final_bb): For flag_pic, check
976 that each value doesn't need runtime relocations, for !flag_pic
977 check that each value is just a valid initializer constant.
979 2008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
981 * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
982 LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
983 COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
984 Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
986 (REG_CLASS_NAMES): Update accordingly.
987 (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
988 rather than an unpredictable descriptive string.
989 * config/mips/mips.c (mips_register_move_cost): Remove comment.
990 (mips_register_move_cost): Check for specific COP*_REGS classes,
991 instead of ALL_COP_AND_GR_REGS.
992 (mips_ira_cover_classes): New function.
993 (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
994 (TARGET_IRA_COVER_CLASSES): Define.
996 2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
999 * tree.c (build_type_attribute_qual_variant): Hash on the
1000 unqualified type, and don't overwrite an existing
1001 (type_hash_eq): Make the TYPE_NAME of the types significant, to
1002 allow distinguishing between wchar_t and its underlying type. This
1003 also means that we'll retain a little more typedef information.
1005 2008-10-14 Andrey Belevantsev <abel@ispras.ru>
1006 Dmitry Melnik <dm@ispras.ru>
1007 Dmitry Zhurikhin <zhur@ispras.ru>
1008 Alexander Monakov <amonakov@ispras.ru>
1009 Maxim Kuvyrkov <maxim@codesourcery.com>
1011 * target.h (struct gcc_target): Update prototypes of needs_block_p
1013 * haifa-sched.c (create_check_block_twin): Update calls to the above.
1014 * sel-sched.c (create_speculation_check): Likewise.
1015 * doc/tm.texi: Provide documentation for new target hooks.
1017 * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
1018 (ia64_gen_spec_insn): Removed.
1019 (get_spec_check_gen_function, insn_can_be_in_speculative_p,
1020 ia64_gen_spec_check): New static functions.
1021 (ia64_alloc_sched_context, ia64_init_sched_context,
1022 ia64_set_sched_context, ia64_clear_sched_context,
1023 ia64_free_sched_context, ia64_get_insn_spec_ds,
1024 ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
1025 (ia64_needs_block_p): Change prototype.
1026 (ia64_gen_check): Rename to ia64_gen_spec_check.
1027 (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
1028 into declaration, add special memory dependencies handling.
1029 (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
1030 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
1031 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
1032 TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
1033 Define new target hooks.
1034 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
1035 (ia64_optimization_options): Turn on selective scheduling with -O3,
1036 disable -fauto-inc-dec. Set mflag_sched_control_spec to true by
1037 default with selective scheduling.
1038 (ia64_override_options): Initialize align_loops and align_functions
1039 to 32 and 64, respectively. Set global selective scheduling flags
1040 according to target-dependent flags.
1041 (rtx_needs_barrier): Support UNSPEC_LDS_A.
1042 (group_barrier_needed): Use new mstop-bit-before-check flag.
1044 (dfa_state_size): Make global.
1045 (spec_check_no, max_uid): Remove.
1046 (mem_ops_in_group, current_cycle): New variables.
1047 (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
1048 Initialize new variables.
1049 (is_load_p, record_memory_reference): New functions.
1050 (ia64_dfa_sched_reorder): Lower priority of loads when limit is
1052 (ia64_variable_issue): Change use of current_sched_info to
1053 sched_deps_info. Update comment. Note if a load or a store is issued.
1054 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
1055 advance if maximal number of loads or stores was issued on current
1057 (scheduled_good_insn): New static helper function.
1058 (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
1059 a group barrier is needed. Fix vertical spacing. Guard the code
1060 doing state transition with last_scheduled_insn check.
1061 Mark that a stop bit should be before current insn if there was a
1062 cycle advance. Update current_cycle and mem_ops_in_group.
1063 (ia64_h_i_d_extended): Change use of current_sched_info to
1064 sched_deps_info. Reallocate stops_p by larger chunks.
1065 (struct _ia64_sched_context): New structure.
1066 (ia64_sched_context_t): New typedef.
1067 (ia64_alloc_sched_context, ia64_init_sched_context,
1068 ia64_set_sched_context, ia64_clear_sched_context,
1069 ia64_free_sched_context): New static functions.
1070 (gen_func_t): New typedef.
1071 (get_spec_load_gen_function): New function.
1072 (SPEC_GEN_EXTEND_OFFSET): Declare.
1073 (ia64_set_sched_flags): Check common_sched_info instead of *flags.
1074 (get_mode_no_for_insn): Change the condition that prevents use of
1075 special hardware registers so it can now handle pseudos.
1076 (get_spec_unspec_code): New function.
1077 (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
1078 ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
1079 (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
1080 during selective scheduling.
1081 (ia64_speculate_insn): Use ds_get_speculation_types when
1082 determining whether we need to change the pattern.
1083 (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
1084 (ia64_spec_check_src_p): Support new speculation/check codes.
1085 (struct bundle_state): New field.
1086 (issue_nops_and_insn): Initialize it.
1087 (insert_bundle_state): Minimize mid-bundle stop bits.
1088 (important_for_bundling_p): New function.
1089 (get_next_important_insn): Use important_for_bundling_p.
1090 (bundling): When shifting TImode from unimportant insns, ignore
1091 also group barriers. Assert that best state is found before
1092 the backward bundling pass. Print number of mid-bundle stop bits.
1093 Minimize mid-bundle stop bits. Check correct calculation of
1094 mid-bundle stop bits.
1095 (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
1096 (final_emit_insn_group_barriers): Emit stop bits before insns starting
1098 (sel2_run): New variable.
1099 (ia64_reorg): When flag_selective_scheduling2 is set, run the
1100 selective scheduling pass instead of schedule_ebbs.
1102 * config/ia64/ia64.md (speculable1, speculable2): New attributes.
1103 (UNSPEC_LDS_A): New UNSPEC.
1104 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
1105 movti_internal, movsf_internal, movdf_internal,
1106 movxf_internal): Make visible. Add speculable* attributes.
1107 (output_c_nc): New mode attribute.
1108 (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
1109 mov<mode>_nc, zero_extend<mode>di2_nc,
1110 advanced_load_check_nc_<mode>): New insns.
1111 (zero_extend*): Add speculable* attributes.
1113 * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
1114 (msched-stop-bits-after-every-cycle): Likewise.
1115 (msched-max-memory-insns, msched-max-memory-insns-hard-limit):
1117 (msched-spec-verbose): Remove.
1118 (msched-prefer-non-data-spec-insns,
1119 msched-prefer-non-control-spec-insns,
1120 msched-count-spec-in-critical-path,
1121 msel-sched-dont-check-control-spec): Use Target Report Var
1122 instead of Common Report Var.
1124 * config/ia64/itanium2.md: Remove incorrect bypass.
1126 * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
1128 2008-10-14 Jakub Jelinek <jakub@redhat.com>
1131 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
1132 and -fhelp=separate.
1134 2008-10-14 Ben Elliston <bje@au.ibm.com>
1136 * config/rs6000/rs6000.md (cell_micro): Fix formatting.
1138 2008-10-13 Joseph Myers <joseph@codesourcery.com>
1140 * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
1143 2008-10-13 Matthias Klose <doko@ubuntu.com>
1145 * config/pa/linux-atomic.c: Work around missing header file
1146 for hppa64-linux-gnu targets.
1148 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
1149 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
1150 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
1151 Grace Cao <grace_cao@playstation.sony.com>
1153 * doc/invoke.texi (-mgen-cell-microcode): Document.
1154 (-mwarn-cell-microcode): Document.
1155 * cfglayout.c (locator_location): Export.
1156 * rtl.h (locator_location): Define prototype.
1157 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand):
1159 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
1160 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
1161 (mwarn-cell-microcode): New option.
1162 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
1163 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
1164 cell and not already set.
1165 Turn off string instructions if not generating cell microcode.
1166 (rs6000_final_prescan_insn): New function that warns about microcoded
1168 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
1169 * config/rs6000/rs6000.md
1170 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
1171 the instruction would have been microcoded on the Cell. Set
1172 cell_micro to always on unnamed patterns for the string instructions.
1173 (cell_micro): Update definition, remove load/store conditional
1175 (sign_extend:DI): Define new pattern for non microcoded version.
1176 (sign_extend:SI): Likewise.
1177 (compare (div:P)): Set cell_micro to not.
1178 (andsi3): Define as an expand.
1179 (andsi3_mc): New pattern.
1180 (andsi3_nomc): New pattern.
1181 (andsi3_internal0_nomc): New pattern.
1182 (andsi3_internal2): Rename to ...
1183 (andsi3_internal2_mc): this and enable iff generating microcode.
1184 (andsi3_internal3): Rename to ...
1185 (andsi3_internal3_mc): this and enable iff generating microcode.
1186 (andsi3_internal4): Enable iif generating microcode.
1187 (andsi3_internal5): Rename to ..
1188 (andsi3_internal5_mc): this and enable iff generating microcode.
1189 (andsi3_internal5_nomc): New pattern.
1190 (extzvdi_internal1): Enable iff generating microcode.
1191 (extzvdi_internal2): Likewise.
1192 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
1193 (anddi3): Change to expand.
1194 (anddi3_mc): Rename from anddi3.
1195 (anddi3_no_mc): New pattern.
1196 (anddi3_internal2): Rename to ..
1197 (anddi3_internal2_mc): this and enable iff generating microcode.
1198 (anddi3_internal2_nomc): New pattern.
1199 (anddi3_internal3): Rename to ..
1200 (anddi3_internal3_mc): this and enable iff generating microcode.
1201 (anddi3_internal3_nomc): New pattern.
1202 (movti_string): Set cell_micro to always if TARGET_STRING.
1203 (stmsi8): Set cell_micro to always.
1209 (stmsi8_power): Likewise.
1210 (stmsi7_power): Likewise.
1211 (stmsi6_power): Likewise.
1212 (stmsi5_power): Likewise.
1213 (stmsi4_power): Likewise.
1214 (stmsi3_power): Likewise.
1215 (movsi_update2): Enable iff generating microcode.
1216 (movhi_update3): Likewise.
1217 (lmw): Set cell_micro to always.
1219 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
1221 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
1222 * config/s390/s390.c (machine_function): Remove
1223 decomposed_literal_pool_addresses_ok_p.
1224 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
1225 the difference of two labels.
1226 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
1227 (s390_pool_offset): New function.
1228 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
1229 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
1231 2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
1233 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
1234 (powerpc*-*-linux-gnu*): Describe.
1235 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
1236 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
1237 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
1238 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
1239 config/rs6000/e500crtres32gpr.asm,
1240 config/rs6000/e500crtres64gpr.asm,
1241 config/rs6000/e500crtres64gprctr.asm,
1242 config/rs6000/e500crtrest32gpr.asm,
1243 config/rs6000/e500crtrest64gpr.asm,
1244 config/rs6000/e500crtresx32gpr.asm,
1245 config/rs6000/e500crtresx64gpr.asm,
1246 config/rs6000/e500crtsav32gpr.asm,
1247 config/rs6000/e500crtsav64gpr.asm,
1248 config/rs6000/e500crtsav64gprctr.asm,
1249 config/rs6000/e500crtsavg32gpr.asm,
1250 config/rs6000/e500crtsavg64gpr.asm,
1251 config/rs6000/e500crtsavg64gprctr.asm: Use it.
1252 * config/rs6000/crtsavres.asm: Really remove.
1254 2008-10-13 Kai Tietz <kai.tietz@onevision.com>
1257 * c-format.c (convert_format_name_to_system_name): Use
1258 TARGET_OVERRIDES_FORMAT_INIT.
1259 * config.gcc (extra_options): Add for mingw targets mingw.opt.
1260 * config/i386/mingw.opt: New.
1261 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
1262 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
1263 (ms_printf_length_specs): Removed const specifier.
1264 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
1265 * doc/invoke.texi (Wno-pedantic-ms-format): New.
1267 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1269 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
1270 * doc/install.texi: Bump recommended MPFR to 2.3.2.
1272 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
1275 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
1276 sure that ref has valid bb.
1278 2008-10-12 Richard Henderson <rth@redhat.com>
1281 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
1282 * alias.c (value_addr_p, stack_addr_p): Remove.
1283 (nonoverlapping_memrefs_p): Remove IRA special case.
1284 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
1285 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
1286 * reload1.c (alter_reg): Use it.
1288 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
1290 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
1291 of registers instead of eax, ebx, ecx and edx. Use for loop
1292 and check register for non-zero value before the call
1293 to decode_caches_intel.
1295 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1297 PR rtl-optimization/37448
1298 * df.h: (df_ref_class): New enum.
1299 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
1300 (struct df_ref): Replaced with union df_ref_d.
1301 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
1302 New members of df_ref_d union.
1303 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
1304 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
1305 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
1306 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
1307 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
1308 DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d.
1309 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
1310 (df_scan_bb_info, df_bb_regno_first_def_find,
1311 df_bb_regno_last_def_find, df_find_def, df_find_use,
1312 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
1313 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
1314 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
1315 df_get_artificial_defs, df_get_artificial_uses, union_defs)
1316 Replaced struct df_ref * with df_ref.
1317 * df-scan.c (df_collection_rec, df_null_ref_rec,
1318 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
1319 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
1320 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
1321 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
1322 df_reorganize_refs_by_reg_by_reg,
1323 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
1324 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
1325 df_sort_and_compress_refs, df_install_ref, df_install_refs,
1326 df_ref_record, df_get_conditional_uses, df_get_call_refs,
1327 df_bb_refs_record, df_exit_block_uses_collect,
1328 df_record_exit_block_uses, df_reg_chain_mark,
1329 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
1330 df_ref * with df_ref.
1331 (df_ref_record, df_uses_record, df_ref_create_structure): Added
1332 df_ref_class parameter.
1333 (df_scan_problem_data): Added new pools for different types of refs.
1334 (df_scan_free_internal, df_scan_alloc, df_free_ref,
1335 df_ref_create_structure): Processed new ref pools.
1336 (df_scan_start_dump): Added counts of refs and insns.
1337 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
1338 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
1339 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
1340 code to pass df_ref_class down to ref creation functions.
1341 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
1342 df_reg_chain_mark): Use macros to hide references to df_refs.
1343 (df_ref_chain_change_bb): Removed.
1344 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
1345 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
1346 Enhanced to understand df_ref union structure.
1347 * fwprop.c (local_ref_killed_between_p, use_killed_between,
1348 all_uses_available_at, update_df, try_fwprop_subst,
1349 forward_propagate_subreg, forward_propagate_and_simplify,
1350 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
1351 df_ref * with df_ref.
1352 (use_killed_between, all_uses_available_at): Use macros to hide
1353 references to df_refs.
1354 * regstat.c (regstat_bb_compute_ri,
1355 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
1357 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
1358 see_handle_relevant_refs, see_analyze_one_def,
1359 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
1360 struct df_ref * with df_ref.
1361 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
1362 global_conflicts): Replaced struct df_ref * with df_ref.
1363 * ddg.c (create_ddg_dep_from_intra_loop_link,
1364 add_cross_iteration_register_deps, build_inter_loop_deps):
1365 Replaced struct df_ref * with df_ref.
1366 (create_ddg_dep_from_intra_loop_link,
1367 add_cross_iteration_register_deps): Use macros to hide references
1369 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
1370 df_ref * with df_ref.
1371 * df-core.c (df_bb_regno_first_def_find,
1372 df_bb_regno_last_def_find, df_find_def, df_find_use,
1373 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
1374 debug_df_ref): Replaced struct df_ref * with df_ref.
1375 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
1376 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
1378 * web.c (union_defs, entry_register, replace_ref, web_main):
1379 Replaced struct df_ref * with df_ref.
1380 (union_defs, replace_ref): Use macros to hide references to df_refs.
1381 * global.c (compute_regs_asm_clobbered, build_insn_chain):
1382 Replaced struct df_ref * with df_ref.
1383 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
1384 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets, ):
1385 Replaced struct df_ref * with df_ref.
1386 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
1387 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
1389 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
1390 * df-byte-scan.c (df_compute_accessed_bytes_extract,
1391 df_compute_accessed_bytes_strict_low_part,
1392 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
1393 Replaced struct df_ref * with df_ref.
1394 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
1395 * init-regs.c (initialize_uninitialized_regs): Replaced struct
1396 df_ref * with df_ref.
1397 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
1398 check_dependency, check_dependencies, record_uses): Replaced
1399 struct df_ref * with df_ref.
1400 (invariant_for_use, check_dependency): Use macros to hide
1401 references to df_refs.
1402 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
1403 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
1404 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
1405 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
1406 references to df_refs.
1407 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
1409 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
1410 * df-problems.c (df_rd_bb_local_compute_process_def,
1411 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
1412 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
1413 df_chain_remove_problem, df_chain_create_bb_process_use,
1414 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
1415 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
1416 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
1417 df_byte_lr_simulate_artificial_refs_at_top,
1418 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
1419 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
1420 df_simulate_uses, df_simulate_artificial_refs_at_end,
1421 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
1423 (df_chain_dump): Use macros to hide references to df_refs.
1424 * config/mips/mips.c (r10k_simplify_address): Replaced struct
1425 df_ref * with df_ref.
1426 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
1427 mark_artificial_uses, mark_reg_dependencies,
1428 byte_dce_process_block): Replaced struct df_ref * with df_ref.
1430 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
1432 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
1434 (array_ref_element_size): Likewise.
1435 (array_ref_low_bound): Likewise.
1436 (array_ref_up_bound): Likewise.
1437 * expr.c (contains_packed_reference): Likewise.
1438 (array_ref_element_size): Likewise.
1439 (array_ref_low_bound): Likewise.
1440 (array_ref_up_bound): Likewise.
1441 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
1442 with ARRAY_RANGE_REF.
1443 (idx_find_step): Likewise.
1444 (idx_record_use): Likewise.
1445 (strip_offset_1): Likewise.
1446 (idx_remove_ssa_names): Likewise.
1448 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
1449 Andi Kleen <ak@linux.intel.com>
1451 * config/i386/cpuid.h (__cpuid_count): New defines.
1452 * config/i386/driver-i386.c (struct cache_desc): New structure.
1453 (describe_cache): Use struct cache_desc to pass cache descriptions.
1454 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
1455 (detect_caches_amd): Use struct cache_desc to describe caches.
1456 (decode_caches_intel): Use struct cache_desc to pass cache
1457 descriptions. Update descriptions to match latest (rev -032,
1458 December 2007) CPUID documentation. Do not check valid bit here.
1459 Check for Xeon MP value 0x49 problems.
1460 (detect_caches_cpuid2): New function, split from detect_caches_intel.
1461 Check valid bit before calling decode_caches_intel. Detect number
1462 of times to repeat CPUID instruction.
1463 (detect_caches_cpuid4): New function.
1464 (detect_caches_intel): Depending on max_level, call
1465 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
1466 only when other methods fail to provide valid L2 cache description.
1468 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1471 * pa.md (call, call_value): Generate an rtx for register r4 and pass
1472 it to PIC call patterns.
1473 (call_symref_pic): Revise pattern to expose PIC register save. Remove
1474 code generation and attributes from pattern. Change peephole2 to
1475 split for noreturn case. Revise split pattern for non noreturn case.
1476 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
1477 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
1478 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
1481 2008-10-11 David Edelsohn <edelsohn@gnu.org>
1483 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
1484 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
1486 (divdf3): Reformat long line.
1488 2008-10-11 Michael J. Eager <eager@eagercon.com>
1490 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
1492 (rs6000_handle_option): Process -mfpu options.
1493 * config/rs6000/rs6000.h: (TARGET_XILINX_FPU): New.
1494 (enum fpu_type_t): New.
1495 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
1496 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
1498 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
1499 (floatdidf2): Add TARGET_SINGLE_FPU condition.
1500 * config/rs6000/rs6000.opt (-mfpu): New.
1501 (-mxilinx-fpu): New.
1502 * config/rs6000/sysv4.h: (DRIVER_SELF_SPECS): New.
1503 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
1504 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
1505 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
1506 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
1508 2008-10-11 Jakub Jelinek <jakub@redhat.com>
1511 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
1512 LO_SUM on Darwin if mode has just one unit.
1514 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
1517 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
1518 has been optimized out.
1520 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
1522 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
1523 instead of PIC_DIRECT_ADDR_P.
1524 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
1525 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
1526 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
1527 (PIC_OFFSET_P): Rename to...
1528 (PCREL_SYMOFF_P): ...this.
1529 (PIC_DIRECT_ADDR_P): Delete.
1530 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
1532 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
1533 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
1534 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
1535 * config/sh/sh.c (print_operand): Remove CONST handling.
1536 (unspec_caller_rtx_p): Rewrite to use split_const and check
1537 the operands of UNSPEC bases.
1538 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
1539 with (unspec [A B] UNSPEC_SYMOFF).
1540 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
1541 UNSPEC_PCREL_SYMOFF.
1542 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
1543 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
1544 (UNSPEC_EXTRACT_U16): Likewise.
1545 (UNSPEC_SYMOFF): Likewise.
1546 (UNSPEC_PCREL_SYMOFF): Likewise.
1547 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
1549 (movsi_const_16bit): Likewise.
1550 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
1551 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
1552 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
1553 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
1554 with (unspec [A B] UNSPEC_SYMOFF).
1555 (symPLT_label2reg): Replace (minus A (minus B pc)) with
1556 (unspec [A B] PCREL_UNSPEC_SYMOFF).
1557 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
1558 (Csu): Likewise UNSPEC_EXTRACT_U16.
1559 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
1560 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
1562 2008-10-10 Stepan Kasal <skasal@redhat.com>
1564 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
1565 for loop strip mining and loop blocking.
1567 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
1569 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
1570 vary types depending on debug info.
1572 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
1574 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
1575 before ensuring it's already computed.
1577 2008-10-09 Jakub Jelinek <jakub@redhat.com>
1579 * rtl.h (locator_eq): New decl.
1580 * cfglayout.c (locator_scope): New function.
1581 (insn_scope): Use it.
1582 (locator_eq): New function.
1583 (fixup_reorder_chain): Search for last insn in src bb
1584 that has locator set or first insn in dest bb. Use
1585 locator_eq instead of == to compare locators.
1586 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
1587 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
1588 == to compare locators.
1590 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
1592 * gimple-low.c (lower_function_body, lower_gimple_return,
1593 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
1594 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
1595 goto_block on edges if goto_locus is known.
1598 * tree.h (get_object_alignment): Declare.
1599 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
1600 get_object_alignment if needed.
1601 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand
1603 (get_object_alignment): ... here. New function. Try harder to
1604 determine alignment from get_inner_reference returned offset.
1606 2008-10-08 Jakub Jelinek <jakub@redhat.com>
1608 * graphite.c (gloog): Don't call find_unreachable_blocks
1609 before delte_unreachable_blocks.
1611 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
1612 goto_locus of true_edge into RTL locator.
1614 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
1616 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
1617 (*jcc_btdi_mask_rex64): Ditto.
1619 (*jcc_btsi_mask): Ditto.
1620 (*jcc_btsi_1): Ditto.
1621 (*jcc_btsi_mask_1): Ditto.
1623 2008-10-08 Paul Brook <paul@codesourcery.com>
1625 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
1626 compatible profiler (__gnu_mcount_nc).
1627 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
1629 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
1631 * config/i386/i386.c (initial_ix86_tune_features): Add
1632 X86_TUNE_USE_VECTOR_FP_CONVERTS.
1633 * config/i386/i386.h (ix86_tune_indices): Likewise.
1634 (TARGET_USE_VECTOR_FP_CONVERTS): New.
1636 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
1637 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
1638 for FP to FP splitters.
1640 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
1642 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
1645 2008-10-08 Jakub Jelinek <jakub@redhat.com>
1649 PR rtl-optimization/37341
1650 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
1651 to ORIG_BB, pass through ORIG_BB recursively.
1652 (cse_condition_code_reg): Adjust caller.
1654 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
1656 * sdbout.c (sdbout_one_type): Treat the value type
1657 CONST_DECL for enumerals.
1659 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1661 * config/i386/i386.md: Remove trailing white spaces.
1663 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1665 PR rtl-optimization/37448
1666 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
1667 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
1669 (struct output_info) [count]: Renamed total_created and made
1671 (struct output_info) [size]: Renamed total_allocated and made
1673 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
1674 Properly keep track of desc->size.
1675 (print_statistics, dump_alloc_pool_statistics): Enhance the
1676 printing of statistics to print the number of elements and to use
1679 2008-10-07 Jakub Jelinek <jakub@redhat.com>
1682 * opts.h (CL_SAVE): Move up to flags range.
1683 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
1684 CL_COMMON): Renumber.
1685 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
1686 * opts.c (common_handle_option): Revert last change.
1688 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1690 * config/i386/i386-protos.h (ix86_schedule): New.
1692 * config/i386/i386.c (ix86_schedule): New.
1693 (override_options): Add schedule to processor_alias_table. Set
1694 ix86_schedule from the schedule field in processor_alias_table.
1695 (ix86_function_specific_save): Save ix86_schedule.
1696 (ix86_function_specific_restore): Restore ix86_schedule.
1698 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
1699 ix86_tune. Add none and remove i386, i486, pentium4, nocona
1702 * config/i386/i386.opt: Add schedule.
1704 * config/i386/ppro.md: Remove generic32.
1706 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
1709 * expr.c (count_type_elements): Handle ERROR_MARK.
1711 2008-10-07 Jakub Jelinek <jakub@redhat.com>
1716 * basic-block.h (struct edge_def): Add goto_block field.
1717 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
1718 one insn with locus corresponding to edge's goto_locus if !optimize.
1719 * profile.c (branch_prob): Copy edge's goto_block.
1720 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
1722 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
1723 locator in between the merged basic blocks if !optimize and needed.
1724 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
1725 goto_locus into RTL locator. For unconditional jump use that
1726 locator for the jump insn.
1727 (expand_gimple_cond): Convert goto_block and goto_locus into
1728 RTL locator for all remaining edges. For unconditional jump
1729 use that locator for the jump insn.
1730 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
1731 there is more than one edge or insn locator along the forwarding
1732 edges and !optimize. If there is just one, set e->goto_locus.
1733 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
1735 (move_block_to_fn): Adjust edge's goto_block.
1737 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1740 * expmed.c (expand_mult): Properly check DImode constant in
1743 2008-10-07 Jakub Jelinek <jakub@redhat.com>
1746 * dwarf2out.c (common_block_die_table): New variable.
1747 (common_block_die_table_hash, common_block_die_table_eq): New
1749 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
1750 COMMON block in the current scope rather than globally. Optimize
1751 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
1752 DW_OP_addr SYMBOL_REF+off.
1754 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
1756 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
1757 Return true for non-addressable GIMPLE operands.
1759 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1762 * config/i386/i386.c (initial_ix86_tune_features): Remove
1763 X86_TUNE_USE_BIT_TEST.
1764 * config/i386/i386.h (ix86_tune_indices): Likewise.
1765 (TARGET_USE_BIT_TEST): Removed.
1767 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1769 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
1771 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
1773 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
1774 (mul<mode>3_mul3): ... into this new template.
1776 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
1778 * gimplify.c (gimplify_arg): Add location argument. Use it.
1779 (gimplify_call_expr): Pass location to gimplify_arg.
1780 (gimplify_modify_expr_to_memcpy): Same.
1781 (gimplify_modify_expr_to_memset): Same.
1783 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
1785 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1786 Update calls to build_unary_op and build_indirect_ref for location
1789 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
1792 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
1793 * c-typeck.c (array_to_pointer_conversion): Pass location to
1795 (function_to_pointer_conversion): Use error_at and warning_at.
1796 (build_indirect_ref): Same.
1797 (build_array_ref): Pass location to build_binary_op.
1798 (parser_build_unary_op): Do not set location after calling
1800 (build_unary_op): Add location argument. Use it throughout. Set
1801 EXPR_LOCATION before returning new tree.
1802 (build_modify_expr): Same.
1803 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
1805 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
1806 build_indirect_ref, build_modify_expr.
1807 (c_finish_omp_for): Same. Use error_at instead of error.
1808 * c-common.c (c_common_truthvalue_conversion): Pass location to
1810 (warn_for_div_by_zero): Add location argument.
1811 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
1812 build_unary_op, warn_for_div_by_zero.
1813 * c-parser.c (c_parser_typeof_specifier): Use
1814 protected_set_expr_location.
1815 (c_parser_statement_after_labels): Same.
1816 (c_parser_condition): Same.
1817 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
1818 (c_parser_conditional_expression): Use protected_set_expr_location.
1819 (c_parser_unary_expression): Pass location to build_indirect_ref.
1820 (c_parser_postfix_expression_after_primary): Pass location to
1821 build_indirect_ref, build_unary_op.
1822 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
1824 2008-10-06 Joshua Kinard <kumba@gentoo.org>
1826 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
1827 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
1828 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
1830 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
1831 (mips_issue_rate): Handle PROCESSOR_R10000.
1832 * config/mips/mips.md (cpu): Add r10000.
1834 * config/mips/10000.md: New file.
1836 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
1838 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
1839 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
1840 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
1842 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
1844 * config/darwin-protos.h (machopic_function_base_name): Delete.
1845 (machopic_function_base_sym): Likewise.
1846 (machopic_gen_offset): Declare.
1847 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
1848 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
1849 * config/darwin.c (machopic_function_base_name): Delete.
1850 (machopic_function_base_sym): Likewise.
1851 (gen_pic_offset): Rename to...
1852 (machopic_gen_offset): ...this and remove the pic_base argument.
1853 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
1854 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
1855 crtl->uses_pic_offset_table.
1856 (machopic_indirect_data_reference): Use new machopic_gen_offset
1858 (machopic_legitimize_pic_address): Likewise.
1859 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
1861 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
1862 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
1863 * config/i386/i386.c (output_set_got): Likewise.
1864 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
1866 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
1867 (legitimate_address_p): Likewise.
1868 (output_pic_addr_const): Likewise.
1869 (output_addr_const_extra): Likewise.
1870 (ix86_delegitimize_address): Expect darwin_local_data_pic to
1871 match an UNSPEC rather than a MINUS.
1872 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
1873 (builtin_setjmp_receiver): Use machopic_gen_offset.
1874 * config/i386/predicates.md (pic_symbolic_operand): Handle
1875 UNSPEC_MACHOPIC_OFFSET.
1877 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
1878 Use machopic_gen_offset and machopic_operand_p.
1879 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
1880 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
1881 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
1882 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
1883 Set crtl->uses_pic_offset_table.
1885 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
1887 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
1889 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
1890 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
1891 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
1892 (constant_pool_expr_p): Use split_const and check the base.
1893 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
1895 (legitimate_constant_pool_address_p): Check toc_relative_p
1896 instead of constant_pool_expr_p.
1897 (print_operand_address): Always use output_addr_const for
1898 constant pool addresses.
1899 (rs6000_output_addr_const_extra): New function.
1900 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
1902 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
1906 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
1907 (mark_ref_live, mark_ref_dead): Use them.
1908 (def_conflicts_with_inputs_p): Remove.
1909 (mark_early_clobbers): New function.
1910 (process_bb_node_lives): Call preprocess_constraints and
1911 mark_early_clobbers.
1913 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
1915 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
1917 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
1918 lib with -mthread switch.
1920 2008-10-05 Dodji Seketeli <dodji@redhat.com>
1923 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
1924 function in two, making it call a new and reusable
1925 dwarf2out_imported_module_or_decl() that takes the containing
1926 BLOCK of the declaration in argument.
1927 (dwarf2out_imported_module_or_decl_real): New function.
1928 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
1929 IMPORTED_DECL in account.
1930 * tree.def: Added IMPORTED_DECL node type.
1931 * tree.h: Added accessors for IMPORTED_DECL nodes.
1932 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
1934 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1936 * doc/gimple.texi: Fix some typos, wrap some long lines,
1937 fix some broken wraps with continuations.
1938 * tree-ssa-reassoc.c: Fix comment typos.
1940 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1943 * pa.c (legitimize_pic_address): Force function labels to memory in
1946 2008-10-04 Anton Blanchard <anton@samba.org>
1948 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
1949 (rs6000_split_atomic_op): Same.
1950 (rs6000_split_compare_and_swap): Same.
1951 (rs6000_split_compare_and_swapqhi): Same.
1953 2008-10-04 Richard Guenther <rguenther@suse.de>
1955 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
1956 instead of pointer equality.
1957 (vn_nary_op_eq): Likewise.
1959 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1961 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
1963 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
1964 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
1966 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
1968 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
1969 Revert previous change.
1971 2008-10-03 Tom Tromey <tromey@redhat.com>
1973 * stringpool.c (ggc_alloc_string): Terminate string.
1975 2008-10-03 Jakub Jelinek <jakub@redhat.com>
1977 * gimplify.c (gimplify_function_tree): For -finstrument-functions
1978 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
1979 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
1982 * gimplify.c (declare_vars): Use gimple_bind_block instead of
1985 2008-10-03 Pascal Obry <obry@adacore.com>
1987 * gcov.c (create_file_names): Properly handle UNIX and DOS
1988 directory separators.
1989 (make_gcov_file_name): Likewise + convert the ':' DOS drive
1990 separator to '~' to ensure clean filenames on Windows.
1992 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
1994 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
1995 Add a null terminator to the stripped name.
1997 2008-10-02 David Edelsohn <edelsohn@gnu.org>
1999 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
2000 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
2001 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
2002 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
2003 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
2004 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
2005 TARGET_SINGLE_FLOAT.
2007 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
2009 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
2011 2008-10-02 Richard Guenther <rguenther@suse.de>
2014 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
2015 and VECTOR_TYPE recurse with useless_type_conversion_p which
2016 properly handles void pointer conversion.
2018 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
2021 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
2022 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
2024 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
2026 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2027 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
2028 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
2029 they translate to non builtins.
2030 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
2031 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
2032 __builtin_vec_promote, __builtin_vec_extract, and
2033 __builtin_vec_insert.
2034 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
2035 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
2036 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
2037 * config/rs6000/altivec.h (vec_extract): Define
2038 (vec_insert): Define.
2039 (vec_splats): Define.
2040 (vec_promote): Define.
2042 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
2043 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
2044 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
2046 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
2048 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
2049 prototype. Add new parameter, blk.
2050 Use BLKmode for the MEM if blk is true.
2051 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
2052 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
2053 ALTIVEC_BUILTIN_STVRXL.
2054 Update usage of altivec_expand_lv_builtin.
2055 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
2056 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
2057 (altivec_init_builtins): If compiling for the Cell, also define the
2059 * config/rs6000/rs6000.h (rs6000_builtins): Define
2060 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
2061 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
2062 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
2063 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
2064 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
2065 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
2066 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
2067 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
2068 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
2069 UNSPEC_STVRX, and UNSPEC_STVRXL.
2070 (altivec_lvlx): New pattern.
2071 (altivec_lvlxl): New pattern.
2072 (altivec_lvrx): New pattern.
2073 (altivec_lvrxl): New pattern.
2074 (altivec_stvlx): New pattern.
2075 (altivec_stvlxl): New pattern.
2076 (altivec_stvrx): New pattern.
2077 (altivec_stvrxl): New pattern.
2078 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
2079 (vec_lvlxl): Likewise.
2080 (vec_lvrx): Define if PPU is defined.
2081 (vec_lvrxl): Likewise.
2082 (vec_stvlx): Define if PPU is defined.
2083 (vec_stvlxl): Likewise.
2084 (vec_stvrx): Define if PPU is defined.
2085 (vec_stvrxl): Likewise.
2087 2008-10-01 Geert Bosch <bosch@adacore.com>
2089 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
2091 2008-10-01 Richard Guenther <rguenther@suse.de>
2093 PR tree-optimization/37617
2094 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
2095 do not add to the NEW_SETS.
2097 2008-10-01 Richard Guenther <rguenther@suse.de>
2100 * tree-vrp.c (execute_vrp): If we optimized away the default
2101 case make sure to promote the label that got in place of it
2102 to a default case label.
2104 2008-10-01 Richard Henderson <rth@redhat.com>
2107 * tree-complex.c (set_component_ssa_name): Don't optimize
2108 is_gimple_min_invariant values with ssa_names in abnormal phis.
2110 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
2112 PR tree-optimization/37662
2113 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
2114 commutative binary operation if they are in the wrong order and
2115 fold_build2 produces non-GIMPLE.
2117 2008-09-30 Jakub Jelinek <jakub@redhat.com>
2119 PR tree-optimization/37662
2120 PR tree-optimization/37663
2121 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
2122 get_value_range with non-SSA_NAME. Don't assert operands have been
2123 folded, instead just bail out.
2125 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
2127 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
2129 2008-09-30 Richard Guenther <rguenther@suse.de>
2132 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
2133 build restrict-qualified pointers.
2134 (vectorizable_store): Move alias check later.
2135 (vectorizable_load): Likewise.
2137 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
2139 * c-common.c (empty_if_body_warning): Remove.
2140 * c-common.h (empty_if_body_warning): Remove.
2141 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
2142 here the -Wempty-body warning for `if' and `else' statements.
2143 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
2145 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
2147 * config/i386/i386.opt: Add msse2avx.
2149 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
2150 * config/i386/linux64.h (ASM_SPEC): Likewise.
2152 * doc/invoke.texi: Document -msse2avx.
2154 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
2156 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
2158 2008-09-29 Joseph Myers <joseph@codesourcery.com>
2160 * ifcvt.c (noce_emit_store_flag): If using condition from original
2161 jump, reverse it if if_info->cond was reversed.
2163 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
2165 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
2166 non-constant memory if it cannot be forced to constant memory.
2167 Overhaul surrounding code and factor out common condition.
2169 2008-09-29 Jeff Law <law@redhat.com>
2171 * reload1.c (alter_reg): Add missing curly braces.
2173 2008-09-29 Michael J. Eager <eager@eagercon.com>
2175 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
2177 * config/rs6000/rs6000.c (rs6000_override_options): Move
2178 rs6000_init_hard_regno_mode_ok after all options changed.
2179 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
2180 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
2181 -msimple-fpu flags. Add warning messages if single FP not configured.
2182 (rs6000_file_start): Output gnu_attribute for single-float.
2183 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
2184 (rs6000_legitimize_address): Likewise.
2185 (rs6000_legitimize_reload_address): Likewise.
2186 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
2187 TARGET_SINGLE_FLOAT.
2188 (function_arg_advance): Likewise (partial conversion).
2189 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
2190 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
2191 TARGET_SINGLE_FLOAT.
2192 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
2193 (rs6000_emit_prologue): Likewise.
2194 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
2195 TARGET_SINGLE_FLOAT.
2196 (rs6000_libcall_value): Likewise.
2197 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
2198 (TARGET_DOUBLE_FLOAT): New default to 1
2199 (TARGET_SIMPLE_FPU): New default to 0
2200 (TARGET_SINGLE_FPU): New default to 0
2201 (TARGET_SINGLE_FLOAT_MODE): New.
2202 (TARGET_DOUBLE_FLOAT_MODE): New.
2203 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
2204 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
2206 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
2207 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
2208 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
2209 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
2210 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
2211 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
2212 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
2213 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
2214 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
2215 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
2216 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
2217 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
2218 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
2219 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
2220 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
2221 cmptf_internal1, *cmptf_internal2): Condition on
2222 TARGET_DOUBLE_FLOAT.
2223 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
2224 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
2225 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
2226 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
2227 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
2228 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
2229 TARGET_SINGLE_FLOAT.
2230 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
2231 * config/rs6000/rs6000.opt (-msingle-float): New.
2232 (-mdouble-float): New.
2233 (-msimple-fpu): New.
2234 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
2235 -msingle-float, -mdouble-float, -msimple-fpu options.
2236 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
2237 _SOFT_DOUBLE for -msingle-float.
2238 * config.gcc: New config for target=powerpc-xilinx-eabi.
2240 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
2242 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
2243 have exit and entry.
2244 (new_scop): Take entry and exit edge to define new SCoP.
2245 (sd_region_p): New structure used during SCoP detection.
2246 (move_scops): Delete.
2247 (move_sd_regions): New.
2248 (scopdet_info): Change the definition from edges back to basic_blocks.
2249 (scopdet_edge_info): Work on basic_blocks and rename to
2250 scopdet_basic_block_info.
2251 (split_difficult_bb): At the moment removed. We should later
2252 add it at another place.
2253 (build_scops_1): Work on basic_blocks.
2254 (bb_in_sd_region): New.
2255 (find_single_entry_edge): New.
2256 (find_single_exit_edge): New.
2257 (create_single_entry_edge): New.
2258 (sd_region_without_exit): New.
2259 (create_single_exit_edge): New.
2260 (unmark_exit_edges): New.
2261 (mark_exit_edges): New.
2262 (create_sese_edges): New.
2263 (build_graphite_scops): New.
2264 (build_scops): Make SCoPs SESE.
2265 (limit_scops): Use the new functions.
2267 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
2269 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
2271 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2274 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
2275 address to a register before taking the lower part.
2277 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
2279 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
2282 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2283 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
2286 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
2287 the newly created variable.
2288 Create a VECTOR_CST of all 1s for vector types.
2290 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
2293 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
2295 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
2297 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
2298 order to convert between modes.
2299 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
2301 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
2303 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
2306 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
2309 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
2313 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
2315 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
2316 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
2317 them to yield false with MIPS16.
2319 2008-09-26 Jakub Jelinek <jakub@redhat.com>
2322 * dwarf2out.c (tls_mem_loc_descriptor): New function.
2323 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
2324 mem_loc_descriptor failed. Accept UNSPEC.
2325 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
2326 fail if one of the loc_descriptor calls for pieces failed.
2327 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
2328 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
2329 if loc_descriptor_from_tree_1 on offset failed.
2332 * opts.c (common_handle_option): Don't call print_specific_help with
2333 CL_SAVE as first argument.
2335 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
2336 Steve Ellcey <sje@cup.hp.com>
2338 * configure: Regenerate for new libtool.
2339 * aclocal.m4: Ditto.
2341 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
2343 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
2344 alias set on MEM when saving stack pointer.
2345 * config/rs6000/rs6000.md (allocate_stack): Likewise
2347 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
2349 PR tree-optimization/37574
2350 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
2351 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
2352 instead of vector_type for constants. Take computation out of loop.
2353 (vect_get_vec_def_for_operand): Use only vectype for constant case,
2354 and use only vector_type for invariant case.
2355 (get_initial_def_for_reduction): Use vectype instead of vector_type.
2357 2008-09-25 Jakub Jelinek <jakub@redhat.com>
2360 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
2361 the decl is a VAR_DECL or FUNCTION_DECL.
2363 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
2366 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
2367 (mark_ref_live, mark_ref_dead): Use them.
2368 (def_conflicts_with_inputs_p): Remove.
2369 (mark_early_clobbers): New function.
2370 (process_bb_node_lives): Call preprocess_constraints and
2371 mark_early_clobbers.
2373 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
2375 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
2378 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
2379 (ira_compress_allocno_live_ranges): New prototype.
2381 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
2382 (coalesced_allocnos_living_at_program_points): New.
2383 (coalesced_allocnos_live_at_points_p,
2384 set_coalesced_allocnos_live_points): New functions.
2385 (coalesce_spill_slots): Rewrite.
2387 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
2388 ira_compress_allocno_live_ranges): New functions.
2390 * ira-build.c (ira_flattening): Call
2391 ira_compress_allocno_live_ranges.
2394 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
2396 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
2399 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
2401 * combine.c (make_compound_operation): Handle the 'E' format.
2402 (count_rtxs): Likewise.
2403 (update_table_tick): Likewise.
2404 (get_last_value_validate): Likewise.
2406 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
2408 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
2410 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
2412 * matrix-reorg.c (transform_allocation_sites): Initializers
2413 added to avoid the warning.
2415 2008-09-25 Martin Jambor <mjambor@suse.cz>
2417 * cgraph.c (free_nodes): New variable.
2418 (NEXT_FREE_NODE): New macro.
2419 (cgraph_create_node): Reuse nodes from the free list. Do not
2420 update uid if doing so.
2421 (cgraph_remove_node): Add the node to the free list.
2423 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
2425 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
2427 2008-09-24 Richard Henderson <rth@redhat.com>
2429 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
2430 * unwind-dw2.c (execute_stack_op): Handle it.
2432 2008-09-24 David Edelsohn <edelsohn@gnu.org>
2435 2008-09-24 Michael J. Eager <eager@eagercon.com>
2437 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
2439 * c-common.c (fname_decl): New location argument.
2440 * c-common.h (fname_decl): Same.
2441 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
2443 (c_parser_typeof_specifier): Same.
2444 (c_parser_parms_list_declarator): Same.
2445 (c_parser_asm_string_literal): Same.
2446 (c_parser_compound_statement_nostart): Same.
2447 (c_parser_label): Same.
2448 (c_parser_do_statement): Same.
2449 (c_parser_asm_statement): Same.
2450 (c_parser_unary_expression): Same.
2451 (c_parser_sizeof_expression): Same.
2452 (c_parser_postfix_expression): Same.
2453 (c_parser_pragma): Same.
2454 (c_parser_omp_clause_collapse): Same.
2455 (c_parser_omp_clause_num_threads): Same.
2456 (c_parser_omp_clause_schedule): Same.
2457 (c_parser_omp_all_clauses): Same.
2458 (c_parser_omp_sections_scope): Same.
2459 (c_parser_omp_for_loop): Same. Pass condition's location to
2460 c_objc_common_truthvalue_conversion.
2461 (c_parser_enum_specifier): Remove comment.
2463 2008-09-24 Michael J. Eager <eager@eagercon.com>
2465 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
2467 * config/rs6000/rs6000.c (rs6000_override_options): Move
2468 rs6000_init_hard_regno_mode_ok after all options changed.
2469 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
2470 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
2471 -msimple-fpu flags. Add warning messages if single FP not configured.
2472 (rs6000_file_start): Output gnu_attribute for single-float.
2473 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
2474 (rs6000_legitimize_address): Likewise.
2475 (rs6000_legitimize_reload_address): Likewise.
2476 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
2477 TARGET_SINGLE_FLOAT.
2478 (function_arg_advance): Likewise.
2479 (function_arg): Likewise.
2480 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
2481 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
2482 TARGET_SINGLE_FLOAT.
2483 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
2484 (rs6000_emit_prologue): Likewise.
2485 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
2486 TARGET_SINGLE_FLOAT.
2487 (rs6000_libcall_value): Likewise.
2488 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
2489 (TARGET_DOUBLE_FLOAT): New default to 1
2490 (TARGET_SIMPLE_FPU): New default to 0
2491 (TARGET_SINGLE_FPU): New default to 0
2492 (TARGET_SINGLE_FLOAT_MODE): New.
2493 (TARGET_DOUBLE_FLOAT_MODE): New.
2494 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
2495 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
2497 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
2498 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
2499 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
2500 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
2501 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
2502 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
2503 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
2504 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
2505 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
2506 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
2507 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
2508 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
2509 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
2510 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
2511 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
2512 cmptf_internal1, *cmptf_internal2): Condition on
2513 TARGET_DOUBLE_FLOAT.
2514 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
2515 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
2516 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
2517 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
2518 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
2519 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
2520 TARGET_SINGLE_FLOAT.
2521 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
2522 * config/rs6000/rs6000.opt (-msingle-float): New.
2523 (-mdouble-float): New.
2524 (-msimple-fpu): New.
2525 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
2526 -msingle-float, -mdouble-float, -msimple-fpu options.
2527 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
2528 _SOFT_DOUBLE for -msingle-float.
2529 * config.gcc: New config for target=powerpc-xilinx-eabi.
2531 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
2533 * config/sparc/constraints.md: New file.
2534 * config/sparc/sparc.md: Include it.
2535 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
2536 (sparc_extra_constraint_check): Delete.
2537 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
2538 (memory_ok_for_ldd): New predicate.
2539 (sparc_extra_constraint_check): Delete.
2540 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
2541 (CONST_OK_FOR_LETTER_P): Likewise.
2542 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
2543 (EXTRA_CONSTRAINT): Likewise.
2545 2008-08-23 Steve Ellcey <sje@cup.hp.com>
2547 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
2549 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
2551 * alias.c (find_base_value): Use FIND_BASE_TERM.
2552 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
2554 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
2556 * config/i386/i386.c: Include cselib.h.
2557 (ix86_pic_register_p): New function.
2558 (ix86_delegitimize_address): Use it to check for the PIC register.
2560 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
2562 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
2563 * config/i386/i386.c (ix86_find_base_term): Don't check for
2564 SYMBOL_REF and LABEL_REF.
2566 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
2568 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
2569 constant PLUS in a CONST.
2571 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
2573 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
2574 check for sibcall support for w64.
2576 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
2578 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
2580 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
2582 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
2583 parser_build_binary_op.
2584 * c-decl.c (build_enumerator): Pass location to build_binary_op.
2585 * c-typeck.c (build_array_ref): Same.
2586 (parser_build_unary_op): New location argument.
2587 (pointer_diff): Pass location to build_binary_op,
2588 c_objc_common_truthvalue_conversion.
2589 (build_modify_expr): Same.
2590 (build_unary_op): New location argument.
2591 (build_binary_op): New location argument.
2592 (c_objc_common_truthvalue_conversion): Pass location to
2593 c_*common_truthvalue_conversion.
2594 * c-convert.c (convert): Same.
2595 * c-common.c (binary_op_error): New location argument.
2596 (pointer_int_sum): Pass location to build_binary_op.
2597 (c_common_truthvalue_conversion): New location argument.
2598 (warn_for_sign_compare): Same.
2599 * c-common.h: Add location argument to c_common_truthvalue_conversion,
2600 binary_op_error, build_binary_op, warn_for_sign_compare.
2601 * c-parser.c (c_parser_condition): Pass location to
2602 c_*common_truthvalue_conversion.
2603 (c_parser_conditional_expression): Save condition's location and pass
2605 (c_parser_binary_expression): Same, but for the binary operator's
2607 (c_parser_omp_for_loop): Pass location to
2608 c_objc_common_truthvalue_conversion.
2610 2008-09-23 Martin Jambor <mjambor@suse.cz>
2612 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
2613 (cgraph_node_remove_callees): New temporary f. Hold the next item
2615 (cgraph_node_remove_callers): Likewise.
2617 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
2618 (ipa_node_removal_hook): Likewise.
2620 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
2621 gimple_call_copy_skip_args and moved to the gimple_call section.
2622 * gimple.c (gimple_copy_call_skip_args): Renamed to
2623 gimple_call_copy_skip_args. Changed al users.
2625 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
2627 * ira-color.c (start_allocno_priorities): Rename to
2628 setup_allocno_priorities. Use costs and
2629 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
2630 range lengths. Get rid off doubles.
2631 (ira_fast_allocations): Call start_allocno_priorities.
2633 2008-09-22 David Daney <ddaney@avtrex.com>
2636 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
2637 register if TARGET_LONG_CALLS.
2639 2008-09-22 Richard Guenther <rguenther@suse.de>
2641 PR tree-optimization/37145
2642 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
2643 value-numbering union accesses with their offset and size only.
2644 (visit_reference_op_load): Fix simplification of inserted conversions.
2645 * tree-ssa-pre.c (find_or_generate_expression): Do not
2646 recursively generate expressions if running FRE.
2648 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
2650 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
2651 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
2654 2008-09-22 Richard Guenther <rguenther@suse.de>
2656 PR tree-optimization/37145
2657 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
2658 (phi_translate_1): Constant fold references.
2660 2008-09-22 Ira Rosen <irar@il.ibm.com>
2662 PR tree-optimization/37482
2663 * tree-vectorizer.h (struct _slp_instance): Add new field.
2664 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
2665 (get_earlier_stmt): New function.
2666 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
2668 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
2669 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
2670 asserts that GSI points to the scalar statement being vectorized.
2671 Set new statement location according to GSI.
2672 (vect_schedule_slp_instance): Use GSI of
2673 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
2675 2008-09-21 Jan Hubicka <jh@suse.cz>
2677 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
2678 (ipcp_insert_stage): Update dead_nodes bitmap.
2680 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
2683 * config/i386/t-cygming (SHLIB_LC): Remove.
2684 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
2685 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
2687 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
2691 * final.c (mark_symbol_ref_as_used): New helper function.
2692 (output_operand): Instead of just looking inside MEMs for
2693 SYMBOL_REFs, use new helper function and for_each_rtx.
2694 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
2695 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
2696 Make head comment more general.
2697 * config/darwin.c (machopic_output_indirection): Handle weak
2698 references here, like in assemble_external.
2700 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
2702 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
2703 (sparc_emit_float_lib_cmp): Change return type.
2704 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
2705 (gen_compare_operator): New function.
2706 (sparc_emit_float_lib_cmp): Return the new operator to be used in
2707 the comparison sequence. Minor tweaks.
2708 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
2709 that the final operator and the result of sparc_emit_float_lib_cmp
2710 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
2711 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
2712 buneq, bunge, bunle, bltgt): Assert that the final operator and the
2713 result of sparc_emit_float_lib_cmp match for software TFmode.
2714 (movqicc, movhicc, movsicc, movdicc): Merge into...
2715 (mov<I:mode>cc): ...this.
2716 (movsfcc, movdfcc, movtfcc): Merge into...
2717 (mov<F:mode>cc): ...this.
2718 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
2720 (mov<I:mode>_cc_v9): ...this.
2721 (movdi_cc_sp64_trunc): Delete.
2722 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
2723 movdi_cc_reg_sp64): Merge into...
2724 (mov<I:mode>_cc_reg_sp64): ...this.
2725 (movsf_cc_sp64): Rename into...
2726 (movsf_cc_v9): ...this.
2727 (movdf_cc_sp64): Rename into...
2728 (movdf_cc_v9): ...this.
2729 (movtf_cc_hq_sp64): Rename into...
2730 (movtf_cc_hq_v9): ...this.
2731 (movtf_cc_sp64): Rename into...
2732 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
2734 2008-09-21 Diego Novillo <dnovillo@google.com>
2736 * doc/gccint.texi: Include generic.texi and gimple.texi.
2738 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
2739 (GIMPLE): Move to gimple.texi.
2740 (Annotations): Remove references to to stmt_ann_t and
2742 (SSA Operands): Rename from 'Statement Operands'.
2743 * doc/generic.texi: New.
2744 * doc/gimple.texi: New.
2745 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
2746 * Makefile.in (TEXI_GCCINT_FILES):
2747 * gimple.c (gimple_copy_call_skip_args): Rename from
2748 giple_copy_call_skip_args. Update all users.
2749 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
2751 2008-09-21 Ira Rosen <irar@il.ibm.com>
2753 PR tree-optimization/37539
2754 * tree-vect-transform.c (vect_transform_strided_load): Save vector
2755 statement in related statement field only for the first load of the
2756 group of loads with the same data reference.
2758 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
2760 * config/mips/mips.h (TUNE_OCTEON): New macro.
2761 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
2762 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
2763 * config/mips/octeon.md: New file.
2764 * config/mips/mips.md: Include octeon.md. Restore
2765 semi-alphabetical order of include files.
2767 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
2770 * config/i386/i386.md (*jcc_fused_1): Removed.
2771 (*jcc_fused_2): Likewise.
2772 (*jcc_fused_3): Likewise.
2773 (*jcc_fused_4): Likewise.
2775 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
2777 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
2778 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
2779 * target.h (gcc_target): Add ira_cover_classes.
2780 * ira.c: Remove IRA_COVER_CLASSES guards.
2781 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
2782 instead of IRA_COVER_CLASSES.
2783 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
2784 (setup_class_translate): Likewise.
2785 (setup_reg_class_intersect_union): Likewise.
2786 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
2787 test of targetm.ira_cover_classes.
2788 * opts.c (decode_options): Use targetm.ira_cover_classes instead
2789 of IRA_COVER_CLASSES.
2790 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
2791 (TARGET_INITIALIZER): Include it.
2792 * targhooks.h (default_ira_cover_classes): Declare.
2793 * targhooks.c (default_ira_cover_classes): New function.
2795 2008-09-19 Bob Wilson <bob.wilson@acm.org>
2797 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
2799 2008-09-19 Ian Lance Taylor <iant@google.com>
2801 * varasm.c (narrowing_initializer_constant_valid_p): Return
2802 NULL_TREE if ENDTYPE is not an integer.
2804 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
2807 * tree-ssa.c (execute_update_addresses_taken): Also update
2808 DECL_GIMPLE_REG_P for vector and complex types.
2810 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
2811 Jan Hubicka <jh@suse.cz>
2814 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
2815 empty before freeing them.
2816 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
2818 2008-09-18 Bob Wilson <bob.wilson@acm.org>
2820 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
2821 * config/xtensa/predicates.md (tls_symbol_operand): New.
2822 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
2823 (TARGET_CANNOT_FORCE_MEM): Define.
2824 (xtensa_tls_symbol_p): New.
2825 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
2826 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
2827 (xtensa_tls_module_base): New.
2828 (xtensa_call_tls_desc): New.
2829 (xtensa_legitimize_tls_address): New.
2830 (xtensa_legitimize_address): Handle TLS symbols.
2831 (xtensa_tls_referenced_p_1): New.
2832 (xtensa_tls_referenced_p): New.
2833 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
2835 (XTENSA_BUILTIN_THREAD_POINTER): New.
2836 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
2837 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
2838 builtin. Add declarations for __builtin_thread_pointer and
2839 __builtin_set_thread_pointer.
2840 (xtensa_fold_builtin): Recognize new builtins.
2841 (xtensa_expand_builtin): Expand new builtins.
2842 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
2843 (TARGET_THREADPTR): Define.
2844 (HAVE_AS_TLS): Define default value.
2845 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
2846 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
2847 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
2848 (UNSPECV_SET_TP): New.
2849 (sym_TPOFF, sym_DTPOFF): New.
2850 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
2851 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
2852 * configure: Regenerated.
2854 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
2857 * config/ia64/ia64.c (ia64_optimization_options): Move
2858 checking and setting flag_schedule_insns_after_reload and
2859 ia64_flag_schedule_insns2 back to ...
2860 (ia64_override_options): Here.
2862 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
2865 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
2866 zero extend count after the correction to it is done.
2867 (doloop_optimize): Update call to doloop_modify, don't zero extend
2870 2008-09-18 Martin Jambor <mjambor@suse.cz>
2872 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
2874 * ipa-prop.c: Correct comments.
2875 * ipa-prop.h: Likewise.
2877 2008-09-18 Jan Hubicka <jh@suse.cz>
2880 * ipa-reference.c (ipa_reference_local_vars_info_d,
2881 ipa_reference_global_vars_info_d,
2882 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
2883 ipa_reference_vars_info_t): Move here from ipa-reference.h
2884 (node_duplication_hook_holder, node_removal_hook_holder): New.
2885 (get_reference_vars_info_from_cgraph): Rename to ...
2886 (get_reference_vars_info): ... this one, use cgraph uids.
2887 (get_local_reference_vars_info, get_global_reference_vars_info):
2888 Use cgraph instead of decl.
2889 (ipa_reference_get_read_local, ipa_reference_get_written_local):
2891 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
2892 ipa_reference_get_written_global,
2893 ipa_reference_get_not_written_global): Use cgraph argument.
2894 (check_call): Simplify avail check.
2895 (scan_stmt_for_static_refs): Update.
2896 (propagate_bits): Update.
2897 (merge_callee_local_info): Remove.
2898 (init_function_info): Use cgraph nodes.
2899 (clean_function_local_data): Break out from ...
2900 (clean_function): ... here.
2901 (copy_local_bitmap, copy_global_bitmap): New functions.
2902 (duplicate_node_data, remove_node_data): New functions.
2903 (generate_summary): Register hooks; use visibility instead of
2905 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
2906 * ipa-reference.h (ipa_reference_local_vars_info_d,
2907 ipa_reference_global_vars_info_d,
2908 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
2909 ipa_reference_vars_info_t): Move to ipa-reference.c
2910 (ipa_reference_get_read_local, ipa_reference_get_written_local):
2912 (ipa_reference_get_read_global, ipa_reference_get_written_global,
2913 ipa_reference_get_not_read_global,
2914 ipa_reference_get_not_written_global): Update prototype.
2915 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
2916 (init_state): Remove.
2917 (node_duplication_hook_holder, node_removal_hook_holder): New.
2918 (get_function_state, set_function_state): Use VECtor.
2919 (analyze_function): Check body availability.
2920 (add_new_function): Likewise.
2921 (duplicate_node_data, remove_node_data): New.
2922 (generate_summary): Register hooks; do not care about clones.
2923 (propafate): Do not care about clones; recursive functions are
2925 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
2926 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
2927 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
2929 * tree-flow.h (function_ann_d): Remove reference_vars_info.
2930 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
2931 Update call of ipa-reference accesors.
2933 2008-09-18 Simon Baldwin <simonb@google.com>
2935 * c-opts.c (c_common_handle_option): Add handling for
2936 -Wbuiltin-macro-redefined command line option.
2937 * c.opt: Added builtin-macro-redefined option.
2938 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
2941 2008-09-18 Richard Guenther <rguenther@suse.de>
2943 PR tree-optimization/37258
2944 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
2945 and signedness for integral types.
2946 (vn_phi_eq): Require compatible types.
2948 2008-09-18 Jakub Jelinek <jakub@redhat.com>
2951 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
2952 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
2954 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
2955 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
2956 ggc_free other TREE_LIST nodes from that chain.
2957 * function.c (instantiate_decls): Instantiate also DECL_RTL
2958 of vars in cfun->local_decls, free that list afterwards.
2960 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
2962 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
2963 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
2965 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
2967 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
2968 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
2970 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
2972 PR tree-optimization/37102
2973 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
2974 from a node. Check to see if another PHI is dead.
2975 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
2976 remove real PHIs which have no uses.
2977 (rewrite_out_of_ssa): Call eliminate_useless_phis.
2979 2008-09-18 Richard Guenther <rguenther@suse.de>
2982 * tree-cfg.c (remove_useless_stmts_1): Remove
2983 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
2985 2008-09-18 Nick Clifton <nickc@redhat.com>
2987 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
2988 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
2989 to frv_secondary_reload_class.
2990 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
2991 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
2992 (frv_secondary_reload_class): Omit unused parameter.
2993 (frv_secondary_reload): New function. Handle the case when
2994 secondary_reload_class() is called before the reload_(in|out)
2995 _optabs have been initialised.
2996 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
2998 * config/frv/frv.md: Define an exclusion set between fr550_m0
3001 2008-09-18 Richard Guenther <rguenther@suse.de>
3003 PR tree-optimization/37456
3004 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
3005 want to insert after ends a BB insert on the single fallthru
3008 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
3010 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
3011 Mention -march=z9-109, z9-ec and z10.
3013 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
3015 PR rtl-optimization/37544
3016 * regrename.c (maybe_mode_change): Exit early when copy_mode
3017 is narrower than orig_mode and narrower than new_mode.
3019 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
3022 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
3024 * sched-rgn.c (ref_counts): Remove.
3025 (insn_referenced): New static variable.
3026 (INSN_REF_COUNT): Remove.
3027 (sched_run_compute_dependencies): Use insn_referenced instead of
3029 (add_branch_dependences): Likewise. Delete dead assignment.
3031 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
3033 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
3034 consumer is an asm. Add comment why this is important.
3035 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
3036 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
3038 2008-09-17 Joseph Myers <joseph@codesourcery.com>
3040 * expr.c (emit_group_store): Do not shift before moving via a
3043 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
3045 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
3046 from aggregate to non-aggregate type if the bit pattern is not fully
3047 preserved afterwards.
3049 2008-09-17 Richard Guenther <rguenther@suse.de>
3051 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
3052 (verify_gimple_assign): ... this. Split into ...
3053 (verify_gimple_assign_unary): ... this,
3054 (verify_gimple_assign_binary): ... that,
3055 (verify_gimple_assign_single): ... and this.
3056 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
3057 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
3058 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
3059 (verify_types_in_gimple_reference): Be forgiving with
3061 (verify_gimple_phi): Deal with virtual operands.
3063 * tree.def (PREDICT_EXPR): Change to tcc_expression.
3065 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
3067 * tree.c (get_callee_fndecl): Don't call the language hook.
3068 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
3069 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
3070 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
3072 2008-09-17 Jakub Jelinek <jakub@redhat.com>
3074 * tree.c (protected_set_expr_location): Don't unnecessarily
3075 check for error_mark_node.
3077 2008-09-17 Art Haas <ahaas@impactweather.com>
3079 * ipa-reference.c (analyze_function): Declare step only if
3080 ENABLE_CHECKING is defined.
3082 2008-09-17 Jan Hubicka <jh@suse.cz>
3085 * tree.h (DECL_INLINE): remove.
3086 (DECL_DECLARED_INLINE_P): Update docs.
3087 (DECL_NO_INLINE_WARNING_P): new.
3088 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
3089 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
3091 2008-09-17 Jakub Jelinek <jakub@redhat.com>
3092 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3095 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
3098 2008-09-17 Jan Hubicka <jh@suse.cz>
3100 * ipa-reference.c (ipa_obstack): Remove.
3101 (local_info_obstack, global_info_obstack): New.
3102 (add_static_var): We now handle variables only.
3103 (mark_address_taken, mark_load, mark_store): New functions based on ...
3104 (check_operand): ... remove.
3105 (get_asm_stmt_operands): Rename to ...
3106 (check_asm_memory_clobber): ... this. Look only for memory clobber.
3107 (scan_stmt_for_static_refs): Rewrite.
3108 (scan_op_for_static_refs): Rename to ...
3109 (scan_initializer_for_static_refs): do not look for VAR_DECL
3110 initializers; stop recursion on types and decls.
3111 (ipa_init): Use proper obstacks.
3112 (analyze_variable): Use scan_initializer_for_static_refs.
3113 (init_function_info): Use local obstack.
3114 (analyze_function): Simplify.
3115 (add_new_function): We don't need visited_nodes obstack.
3116 (generate_summary): Use proper obstacks; cleanup after propagation.
3118 2008-09-17 Richard Guenther <rguenther@suse.de>
3121 PR tree-optimization/37491
3122 * alias.c (get_alias_set): Use the canonical type.
3123 * tree-vect-transform.c (vectorizable_store): Use the type of
3124 the lhs for the vector type. Adjust checking.
3125 (vectorizable_load): Adjust checking.
3127 2008-09-16 Jakub Jelinek <jakub@redhat.com>
3128 Adam Nemet <anemet@caviumnetworks.com>
3130 PR rtl-optimization/37483
3131 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
3132 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
3133 Rearrange code to better match the original comment. Check
3134 t_unconditional first. Improve comment.
3136 2008-09-16 Jakub Jelinek <jakub@redhat.com>
3139 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
3140 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
3143 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
3144 GIMPLE_TRY if cleanup sequence is empty.
3146 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
3149 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
3150 eliminate IV if the cost are the same.
3152 2008-09-16 Richard Guenther <rguenther@suse.de>
3155 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
3158 2008-09-16 Richard Guenther <rguenther@suse.de>
3160 PR tree-optimization/37508
3161 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
3163 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
3165 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
3167 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3169 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
3170 use gen_floatdidf2 directly.
3171 (floatunssidf2): Likewise.
3172 (floatsidf_ppc64_mfpgpr): Remove.
3173 (floatsidf_ppc64): Remove.
3174 (floatunssidf_ppc64): Remove.
3176 2008-09-15 Jakub Jelinek <jakub@redhat.com>
3178 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
3179 rather than update_cost_queue.
3181 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
3182 in every call starting with the second one, instead of only when
3183 alias_bitmap_obstack.elements != NULL.
3185 * tree-predcom.c (filter_suitable_components): Free all refs in
3186 act->refs vector before calling release_component.
3187 (add_ref_to_chain): Free ref if not adding it to chain->refs.
3189 * tree-data-ref.c (free_subscripts): Free all subscript objects.
3191 * tree-loop-linear.c (linear_transform_loops): Initialize
3192 lambda_obstack only after calling perfect_loop_nest_depth.
3193 Goto free_and_continue instead of just continue for later failures.
3196 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
3199 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
3201 2008-09-14 Andreas Schwab <schwab@suse.de>
3203 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
3205 2008-09-14 Jan Hubicka <jh@suse.cz>
3207 * invoke.texi (-fconserve-stack): Document.
3208 * opts.c (decode_options): Handle conserve_stack.
3209 * common.opt (fconvserve_stack): New.
3211 2008-09-14 David Edelsohn <edelsohn@gnu.org>
3213 * config.host: Add x-aix to host_xmake_file.
3214 * config/rs6000/t-aix52: Do not override LDFLAGS.
3215 * config/rs6000/x-aix: New file.
3217 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
3223 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
3224 is not recognized as a valid register usage. Allow REG_X to be used
3226 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
3227 forces a reload when using a base register.
3229 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
3231 * config/i386/cygming-crtend.c (register_frame_ctor): If
3232 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
3233 directly with atexit.
3234 (deregister_frame_ctor): Rename to ...
3235 (deregister_frame_dtor): Use to call __gcc_deregister_frame
3236 if !DEFAULT_USE_CXA_ATEXIT.
3238 2008-09-13 Jan Hubicka <jh@suse.cz>
3240 * cgraph.c: Include value-prof.h
3241 * Makefile.in (cgraph.o): Add value-prof.h dependency.
3243 2008-09-13 Jan Hubicka <jh@suse.cz>
3246 * tree-profile.c (add_abnormal_goto_call_edges): New function.
3247 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
3248 tree_gen_one_value_profiler, tree_gen_average_profiler,
3249 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
3251 2008-09-13 Jan Hubicka <jh@suse.cz>
3253 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
3254 too many bytes on misalligned blocks.
3256 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3258 * doc/cfg.texi: Fix some typos.
3259 * doc/extend.texi: Likewise.
3260 * doc/install.texi: Likewise.
3261 * doc/invoke.texi: Likewise.
3262 * doc/rtl.texi: Likewise.
3263 * doc/tree-ssa.texi: Likewise.
3265 2008-09-13 Richard Guenther <rguenther@suse.de>
3268 * tree-nested.c (finalize_nesting_tree_1): Generate valid
3269 gimple stores for memory rhs.
3271 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
3273 PR rtl-optimization/37489
3274 * cse.c (fold_rtx): Don't return const_true_rtx for float
3275 compare if FLOAT_STORE_FLAG_VALUE is undefined.
3277 2008-09-13 Jan Hubicka <jh@suse.cz>
3279 PR tree-optimization/37392
3280 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
3282 2008-09-13 Martin Jambor <mjambor@suse.cz>
3283 Jan Hubicka <jh@suse.cz>
3285 * cgraph.c (free_edges): New variable.
3286 (NEXT_FREE_EDGE): New macro.
3287 (cgraph_free_edge): New function.
3288 (cgraph_remove_edge): Call cgraph_remove_edge_1.
3289 (cgraph_node_remove_callees): Likewise.
3290 (cgraph_node_remove_callers): Likewise.
3291 (cgraph_create_edge): Reuse edges from the free list. Do not
3292 update uid if doing so.
3293 (cgraph_remove_*_hook): Add free call.
3295 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
3297 * ira-color.c (conflict_allocno_vec): Delete.
3298 (update_cost_queue_elem): New structure.
3299 (update_cost_queue): New variable.
3300 (update_cost_queue_tail): Likewise.
3301 (update_cost_queue_elems): Likewise.
3302 (allocno_update_cost_check): Delete.
3303 (initiate_cost_update): Allocate update_cost_queue_elems
3304 instead of allocno_update_cost_check.
3305 (finish_cost_update): Update the free()s accordingly.
3306 (start_update_cost): New function.
3307 (queue_update_cost): Likewise.
3308 (get_next_update_cost): Likewise.
3309 (update_copy_costs_1): Inline into...
3310 (update_copy_costs): ...here. Use a queue instead of recursive calls.
3311 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
3312 once we've established they are equal. Don't allocate update
3313 costs if there is nothing to add to them.
3314 (update_conflict_hard_regno_costs): Remove ALLOCNO and
3315 DIVISOR arguments. Use a queue instead of recursive calls;
3316 process all the allocnos in the initial queue, rather than
3318 (assign_hard_reg): Use queue_update_cost instead of
3319 conflict_allocno_vec. Queue coalesced allocnos instead
3320 of calling update_conflict_hard_regno_costs for each one.
3321 Just call update_conflict_hard_regno_costs once for the
3323 (ira_color): Remove conflict_allocno_vec handling.
3325 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
3327 PR tree-optimization/37484
3328 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
3329 (save_var_name): Same.
3330 (initialize_cloog_names): Same.
3331 (initialize_cloog_names): Same.
3333 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
3335 * tree-scalar-evolution.c (set_instantiated_value): Set
3338 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
3342 * ira-build.c (common_loop_tree_node_dominator): Remove.
3343 (copy_live_ranges_to_removed_store_destinations): New function.
3344 (regno_top_level_allocno_map): Move to top level from ...
3345 (ira_flattening): ... here. Use
3346 copy_live_ranges_to_removed_store_destinations.
3348 * ira-emit.c (generate_edge_moves): Fix a comment.
3350 2008-09-12 Anatoly Sokolov <aesok@post.ru>
3353 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
3354 scratch register after 'set' pattern.
3356 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3358 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
3359 information passed to mark_reg_pointer.
3360 * explow.c (force_reg): Likewise.
3362 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3364 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
3365 when building for the celledp architecture.
3367 2008-09-12 Richard Guenther <rguenther@suse.de>
3369 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
3371 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
3373 PR rtl-optimization/37424
3374 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
3375 the regnos instead of the addresses.
3377 2008-09-11 Janis Johnson <janis187@us.ibm.com>
3379 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
3381 2008-09-11 Richard Guenther <rguenther@suse.de>
3383 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
3384 entering the weaker equivalence recording.
3386 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
3388 2008-09-11 Jeff Law <law@redhat.com>
3390 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
3391 by assign_stack_local on the IRA path for stack slot sharing
3392 as well as the non-IRA path.
3394 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
3396 * config/i386/i386.h: Fix whitespace issues.
3398 2008-09-11 Martin Jambor <mjambor@suse.cz>
3400 * ipa-prop.h (struct ipa_param_flags): Removed.
3401 (struct ipa_param_descriptor): New structure.
3402 (struct ipa_node_params): ipcp_lattices, param_decls and
3403 param_flags moved to ipa_param_description.
3404 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
3405 descriptors. Renamed all users.
3406 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
3407 changed to access descriptors. Renamed all users.
3408 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
3409 to access descriptors. Renamed all users.
3410 * ipa-cp.c (ipcp_init_cloned_node): Call
3411 ipa_initialize_node_params instead of ipa_count_formal_params and
3412 ipa_create_param_decls_array.
3413 (ipcp_analyze_node): Likewise.
3414 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
3415 descriptors. Renamed all users.
3416 (ipcp_initialize_node_lattices): Remove allocation.
3417 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
3418 ipa_initialize_node_params instead of ipa_count_formal_params and
3419 ipa_create_param_decls_array.
3420 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
3421 ipa_populate_param_decls, made static, added parameter info,
3422 renamed mt to node, removed allocation, changed to use
3424 (ipa_count_formal_params): Made static, added parameter info,
3426 (ipa_initialize_node_params): New function.
3427 (ipa_check_stmt_modifications): Changed to use descriptors.
3428 (ipa_detect_param_modifications): Removed allocation, changed to
3430 (ipa_note_param_call): Changed to use descriptors.
3431 (ipa_analyze_params_uses): Removed allocation.
3432 (ipa_free_node_params_substructures): Changed to use descriptors.
3433 (ipa_edge_duplication_hook): Use the unused attribute.
3434 (ipa_node_duplication_hook): Use the unused attribute, changed to
3435 use descriptors, changed to duplicate descriptors.
3437 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
3438 changed all callers. Call ipa_propagate_indirect_call_infos if doing
3439 indirect inlining. Made static.
3440 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
3441 functions called only once.
3442 (cgraph_decide_recursive_inlining): Don't call
3443 ipa_propagate_indirect_call_infos, pass new_edges to
3444 cgraph_mark_inline_edge instead.
3445 (cgraph_decide_inlining_of_small_functions): Don't call
3446 ipa_propagate_indirect_call_infos, pass new_edges to
3447 cgraph_mark_inline_edge instead.
3448 (cgraph_decide_inlining): Don't call
3449 ipa_propagate_indirect_call_infos.
3450 * ipa-prop.c: Check that vectors are allocated.
3452 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
3453 iff a new cgraph edges have been created.
3454 (cgraph_decide_inlining): New variable redo_always_inline.
3455 Flattening and always_inlining loop until callgraph stabilizes.
3456 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
3457 true iff new cgraph edges have been created.
3458 (propagate_info_to_inlined_callees): Likewise.
3459 (ipa_propagate_indirect_call_infos): Likewise.
3461 2008-09-11 Richard Guenther <rguenther@suse.de>
3463 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
3464 (set_prologue_iterations): Likewise.
3465 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
3467 (vect_update_init_of_dr): Likewise.
3468 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
3470 * fold-const.c (fold_unary): Do not generate calculations
3473 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
3475 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
3476 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
3477 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
3479 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
3481 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
3482 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
3483 before finalizing the changes.
3484 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
3486 (simplify_truth_ops_using_ranges): New.
3487 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
3488 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
3489 whether a simplification was made.
3490 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
3491 use a switch statement and also call simplify_truth_ops_using_ranges.
3493 2008-09-11 Jan Hubicka <jh@suse.cz>
3495 * ggc-common.c (loc_array): Make static.
3496 * dce.c (rest_of_handle_ud_dce): Free worklist.
3498 2008-09-11 Jan Hubicka <jh@suse.cz>
3500 * cgraph.c (cgraph_release_function_body): Plug memory leak on
3501 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
3502 function so we are sure we do not dangle it forever.
3503 * function.c (outer_function_chain, find_function_data): Remove.
3504 (function_context_stack): New.
3505 (push_function_context, pop_function_context): Update.
3506 * function.h (struct function): Remove pointer outer.
3507 (outer_function_chain, find_function_data): Remove.
3508 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
3510 2008-09-11 Jan Hubicka <jh@suse.cz>
3513 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
3515 2008-09-11 Jan Hubicka <jh@suse.cz>
3517 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
3519 2008-09-11 Jan Hubicka <jh@suse.cz>
3521 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
3522 (free_var_map_entry): New function.
3523 (redirect_edge_var_map_destroy): Use it.
3525 2008-09-11 Jan Hubicka <jh@suse.cz>
3528 * tree-inline.c (add_lexical_block): Replace with ...
3529 (prepend_lexical_block): ... prepend at begginig.
3530 (remap_blocks): Use it and reverse later.
3531 (expand_call_inline): Use prepend_lexical_block.
3533 2008-09-11 Jan Hubicka <jh@suse.cz>
3535 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
3537 2008-09-11 Jan Hubicka <jh@suse.cz>
3539 * function.c (free_after_compilation): Call insn_locators_free.
3540 * cfglayout.c (insn_locators_free): New function.
3541 * rtl.h (insn_locators_free): Declare.
3543 2008-09-11 Jan Hubicka <jh@suse.cz>
3545 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
3547 (cond_move_process_if_block): Update call.
3549 2008-09-11 Jan Hubicka <jh@suse.cz>
3551 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
3552 * vec.c: Include hashtab.h
3553 (vec_descriptor, ptr_hash_entry): New structures.
3554 (vec_desc_hash, vec_ptr_map): New static variables.
3555 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
3556 register_overhead, free_overhead, vec_heap_free): New functions.
3557 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
3558 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
3559 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
3562 2008-09-11 Ira Rosen <irar@il.ibm.com>
3564 PR tree-optimization/37474
3565 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
3566 length of load permutation.
3568 2008-09-11 Andreas Schwab <schwab@suse.de>
3570 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
3572 2008-09-11 Jakub Jelinek <jakub@redhat.com>
3575 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
3576 * dse.c (find_shift_sequence): Use extract_low_bits instead of
3577 simplify_gen_subreg.
3579 2008-09-11 Ira Rosen <irar@il.ibm.com>
3581 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
3584 2008-09-10 Jakub Jelinek <jakub@redhat.com>
3587 * gimplify.c (gimplify_body): Call default_rtl_profile.
3590 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
3591 instead of tok->val.node if not expanding to something else. Handle
3592 intervening CPP_PADDING tokens.
3593 (altivec_categorize_keyword): Remove unneeded comparisons.
3595 2008-09-10 Richard Guenther <rguenther@suse.de>
3597 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
3599 2008-09-10 Richard Guenther <rguenther@suse.de>
3602 * tree-inline.c (insert_init_stmt): Make sure to not
3603 insert invalid gimple stores.
3605 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
3607 PR tree-optimization/37388
3608 * toplev.c (process_options): Fail and warn when graphite
3609 flags are used, but the compiler has not been configured
3610 with graphite libraries.
3611 * graphite.c (graphite_transform_loops): Remove printfs
3612 to dump_file for the case when graphite is not available.
3614 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
3617 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
3618 the even element into register.
3619 (ix86_expand_vector_init_general): Don't use
3620 ix86_expand_vector_init_interleave on V16QImode and V8HImode
3621 if we can't move from GPR to SSE register directly.
3623 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
3625 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
3626 not lose track of the number of NOPs needed. Number of NOPs needed
3627 for sync vs. loads workaround was switched; corrected. Run second
3628 pass for all workarounds. No NOPs needed after call insns. Change
3629 second pass to use find_next_insn_start and find_load helpers in order
3630 to properly detect parallel insns.
3631 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
3633 2008-09-10 Jan Hubicka <jh@suse.cz>
3635 * value-prof.c (gimple_ic): Fix tuplification bug.
3636 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
3639 2008-09-10 Jakub Jelinek <jakub@redhat.com>
3641 PR tree-optimization/37353
3642 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
3643 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
3644 calls instead of cond_dead_built_in_calls.
3645 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
3646 initalize the vector only before adding first entry. Use VEC_safe_push
3647 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
3648 shrink_wrap_conditional_dead_built_in_calls call.
3650 2008-09-10 Ira Rosen <irar@il.ibm.com>
3652 PR tree-optimization/37385
3653 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
3654 argument, and use it as a vector type if not NULL.
3655 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
3657 (vect_setup_realignment): Call vect_create_data_ref_ptr with
3658 additional argument.
3659 (vectorizable_load): Likewise.
3661 2008-09-10 Jakub Jelinek <jakub@redhat.com>
3663 * config/i386/i386.md (SWI32): New mode iterator.
3664 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
3667 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
3669 PR rtl-optimization/37435
3670 * caller-save.c (insert_restore, insert_save): Check the mode by
3673 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3676 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
3678 (dw2_output_indirect_constant_1): Use unstripped name in symbol
3681 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
3683 * doc/invoke.texi (ARM Options): Correct errors in discussion
3684 of -mfloat-abi, -mhard-float, and -msoft-float.
3686 2008-09-09 Jakub Jelinek <jakub@redhat.com>
3687 Jan Hubicka <jh@suse.cz>
3690 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
3691 calling gimple_regimplify_operands on it. Iterate over all newly
3692 added statements, not just the last one.
3693 (insert_init_stmt): Insert stmt into seq first, then call
3694 gimple_regimplify_operands on it. Don't create new gimplification
3695 context, nor find referenced vars.
3697 2008-09-09 Jakub Jelinek <jakub@redhat.com>
3700 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
3701 to pointer to vector pointer.
3702 * ipa-prop.c (ipa_propagate_indirect_call_infos,
3703 propagate_info_to_inlined_callees): Likewise.
3704 (update_call_notes_after_inlining): Likewise. Push new indirect edge
3705 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
3706 ipa_check_create_edge_args.
3707 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
3708 argument to pointer to vector pointer.
3709 (cgraph_decide_inlining_of_small_function): Adjust
3710 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
3714 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
3715 optimizing for size, not speed.
3717 PR rtl-optimization/37408
3718 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
3719 if parm is promoted.
3721 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
3723 PR tree-optimization/37375
3724 * tree-scalar-evolution.c (scev_info_str): Add field
3726 (new_scev_info_str, eq_scev_info, find_var_scev_info,
3727 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
3728 set_instantiated_value): Pass instantiated_below.
3729 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
3731 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
3732 the definitions are not instantiated.
3734 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
3735 (block_before_loop): New.
3736 * tree-data-ref.c (dr_analyze_indices): Update uses of
3738 * graphite.c (block_before_scop): New.
3739 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
3740 basic block, not a loop for determining the parameters.
3741 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
3743 (idx_record_params, find_params_in_bb, find_scop_parameters,
3744 build_loop_iteration_domains, add_conditions_to_domain): Update calls
3745 to instantiate_scev.
3747 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
3749 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
3753 * ira-build.c (ira_create_allocno): Setup frequency to 0.
3755 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
3756 Check zero freq and increase if necessary.
3758 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
3760 * ira-conflicts.c (process_regs_for_copy): Check that the hard
3761 regno is in the right range. Add comments.
3763 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3765 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
3767 * mips-tfile.c (copy_object): Cast alloca result to int *.
3768 * mips-tdump.c (print_symbol): Cast xmalloc return values to
3770 Rename class to sclass.
3771 (read_tfile): Cast read_seek return values to proper types.
3772 Cast xcalloc return value to proper type.
3774 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3776 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
3777 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
3778 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
3780 2008-09-09 Jan Hubicka <jh@suse.cz>
3782 * profile.c (is_edge_inconsistent): Add debug output; ignore
3783 negative count on fake edges.
3784 (is_inconsistent): Add debug output.
3786 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
3788 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
3790 (choose_ready): When first insn is chosen from the ready list, also
3793 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
3795 PR rtl-optimization/37360
3796 * haifa-sched.c (max_issue): Do not assert that we never issue more
3797 insns than issue_rate. Add comment.
3799 2008-09-09 Richard Guenther <rguenther@suse.de>
3801 * tree-cfg.c (verify_types_in_gimple_op): Remove.
3802 (verify_types_in_gimple_call): Rename to ...
3803 (verify_gimple_call): ... this. Enhance.
3804 (verify_types_in_gimple_cond): Remove.
3805 (verify_gimple_comparison): New function ...
3806 (verify_types_in_gimple_assign): ... split out from here.
3807 (verify_types_in_gimple_return): Rename to ...
3808 (verify_gimple_return): ... this. Enhance.
3809 (verify_types_in_gimple_switch): Rename to ...
3810 (verify_gimple_switch): ... this. Enhance.
3811 (verify_gimple_goto): New function.
3812 (verify_types_in_gimple_phi): Rename to ...
3813 (verify_gimple_phi): ... this. Enhance.
3814 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
3815 Fold in single-statement cases from verify_types_in_gimple_seq_2.
3816 (verify_types_in_gimple_seq_2): Remove cases handled in
3817 verify_types_in_gimple_stmt.
3819 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
3821 * config/bfin/bfin.c (n_regs_to_save): New static variable.
3822 (push_multiple_operation, pop_multiple_operation): Set it.
3823 (workaround_rts_anomaly): New function.
3824 (workaround_speculation): New function, broken out of bfin_reorg.
3825 (bfin_reorg): Call the new functions.
3827 2008-09-09 Richard Guenther <rguenther@suse.de>
3831 * gimplify.c (gimplify_conversion): Change conversions of
3832 non-register type to VIEW_CONVERT_EXPRs.
3833 (gimplify_addr_expr): If we need to make the operand
3834 addressable make sure to use a properly initialized
3835 temporary for that so it gets a valid gimple store.
3837 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
3839 * function.h (struct function): Add function_start_locus.
3840 * cfgexpand.c (gimple_expand_cfg): Use it.
3841 * c-parser.c (c_parser_declaration_or_fndef): Set it.
3843 2008-09-09 Richard Guenther <rguenther@suse.de>
3845 PR tree-optimization/37433
3846 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
3849 2008-09-09 Richard Guenther <rguenther@suse.de>
3851 PR tree-optimization/37387
3852 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
3853 and bits to a common type.
3855 2008-09-09 Nick Clifton <nickc@redhat.com>
3857 * config/v850/v850.md (return): Restore frame size restriction.
3859 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
3861 * c-common.c (c_expand_decl): Remove.
3862 * c-common.h (anon_aggr_type_p): Remove prototype.
3863 (DECL_ANON_UNION_ELEMS): Remove.
3864 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
3865 * c-decl.c (anon_aggr_type_p): Remove.
3866 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
3867 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
3868 * langhooks.h (struct lang_hooks): Remove expand_decl.
3869 * langhooks.c (lhd_expand_decl): Remove.
3870 * stmt.c (expand_anon_union_decl): Remove.
3871 * tree.h (expand_anon_union_decl): Remove prototype.
3873 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
3876 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
3878 * config/avr/avr.md (QISI) : Define mode iterator.
3879 (negated_tst<mode>) : Redefine as split using mode macro.
3880 (reversed_tstqi): Define insn as reversed compare with zero.
3881 (reversed_tsthi): Ditto.
3882 (reversed_tstsi): Ditto.
3884 2008-09-08 Jakub Jelinek <jakub@redhat.com>
3887 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
3888 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
3891 * predict.c (optimize_function_for_size_p): Don't segfault if
3893 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
3894 tree_swap_operands_p): Don't test cfun != NULL before calling
3895 optimize_function_for_s*_p.
3897 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
3899 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
3902 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
3904 * crx/crx.h (IRA_COVER_CLASSES): Define.
3906 2008-09-08 Jakub Jelinek <jakub@redhat.com>
3909 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
3910 even when a stmt has been gimple_modified_p, but after fold_stmt is
3911 not any longer. Remove unneeded may_have_exposed_new_symbols
3914 2008-09-08 Richard Guenther <rguenther@suse.de>
3916 PR tree-optimization/37421
3917 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
3920 2008-09-08 Jakub Jelinek <jakub@redhat.com>
3923 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
3925 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3928 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
3929 * pa-hpux10.h (LINK_SPEC): Likewise.
3930 * pa-hpux11.h (LINK_SPEC): Likewise.
3932 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3934 * pa32-regs.h (IRA_COVER_CLASSES): Define.
3935 * pa64-regs.h (IRA_COVER_CLASSES): Define.
3937 2008-09-07 Helge Deller <deller@gmx.de>
3939 * pa/linux-atomic.c: New file.
3940 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
3941 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
3943 2008-09-07 Richard Guenther <rguenther@suse.de>
3944 Ira Rosen <irar@il.ibm.com>
3946 PR tree-optimization/36630
3947 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
3948 Call STRIP_NOPS before calling evolution_part_in_loop_num.
3950 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
3951 Ira Rosen <irar@il.ibm.com>
3953 PR tree-optimization/35642
3954 * config/rs6000/altivec.md (mulv8hi3): Implement.
3956 2008-09-06 Jeff Law <law@redhat.com>
3958 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
3960 2008-09-06 Jan Hubicka <jh@suse.cz>
3962 PR tree-optimization/14703
3963 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
3965 * passes.c (init_optimization_passes): Recompute inline parameters.
3967 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
3969 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
3972 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
3973 Peter Fuerst <post@pfrst.de>
3975 * doc/invoke.texi: Document -mr10k-cache-barrier=.
3976 * doc/extend.texi: Document __builtin_mips_cache.
3977 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
3978 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
3979 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
3980 __GCC_HAVE_BUILTIN_MIPS_CACHE.
3981 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
3982 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
3983 (set_push_mips_isas): New variable.
3984 (mips_r10k_cache_barrier): New variable.
3985 (cache): New availability predicate.
3986 (mips_builtins): Add an entry for __builtin_mips_cache.
3987 (mips_build_cvpointer_type): New function.
3988 (MIPS_ATYPE_CVPOINTER): New macro.
3989 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
3991 (r10k_simplified_address_p, r10k_simplify_address)
3992 (r10k_uncached_address_p, r10k_safe_address_p)
3993 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
3994 (r10k_needs_protection_p_call, r10k_needs_protection_p)
3995 (r10k_insert_cache_barriers): New functions.
3996 (mips_reorg_process_insns): Delete cache barriers after a
3997 branch-likely instruction.
3998 (mips_reorg): Call r10k_insert_cache_barriers.
3999 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
4000 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
4001 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
4002 (mips_cache, r10k_cache_barrier): New define_insns.
4004 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
4006 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
4007 * ira-color.c (setup_allocno_left_conflicts_num): Use
4008 hard_reg_set_equal_p instead of a comparison with
4009 ira_zero_hard_reg_set.
4010 * ira.c (setup_reg_subclasses): Likewise.
4011 (setup_cover_and_important_classes): Likewise.
4012 (setup_class_translate): Likewise.
4013 (setup_reg_class_intersect_union): Likewise.
4014 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
4015 (ira_init_once): Don't initialize them.
4017 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
4019 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
4021 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
4023 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
4025 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
4027 Improved branch hints, safe hints, and scheduling.
4029 * haifa-sched.c (sched_emit_insn) : Define.
4030 * sched-int.h (sched_emit_insn) : Add prototype.
4031 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
4032 -mhint-max-distance -msafe-hints) : Document.
4033 * config/spu/spu.c (spu_flag_var_tracking): New.
4034 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
4035 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
4036 TARGET_ASM_FILE_START): Define.
4037 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
4038 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
4039 (spu_emit_branch_hint): Add blocks argument.
4040 (insert_branch_hints, insert_nops): Remove.
4041 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
4042 uses_ls_unit, spu_sched_init_global, spu_sched_init,
4043 spu_sched_reorder, asm_file_start): New functions.
4044 (clock_var, spu_sched_length, pipe0_clock,
4045 pipe1_clock, prev_clock_var, prev_priority,
4046 spu_ls_first, prev_ls_clock): New static variables.
4047 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
4048 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
4049 (nopn_nv): Add a non-volatile version of nop.
4050 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
4051 -mhint-max-distance, -msafe-hints): New options.
4053 2008-09-05 Janis Johnson <janis187@us.ibm.com>
4054 Samuel Tardieu <sam@rfc1149.net>
4056 * opts.c (decode_options): Combine nested if statements.
4059 * opts.c (decode_options): Handle more relationships among
4060 unit-at-a-time, toplevel-reorder, and section-anchors.
4062 2008-09-05 David Daney <ddaney@avtrex.com>
4064 * doc/install.texi (--enable-reduced-reflection): Document new option.
4066 2008-09-05 Bob Wilson <bob.wilson@acm.org>
4068 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
4070 (constantpool_operand): New.
4071 (move_operand): Disallow sub-word modes for the constant pool.
4072 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
4073 (xtensa_secondary_reload_class): Replace with....
4074 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
4075 Set icode for sub-word reloads from the constant pool.
4076 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
4077 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
4078 * config/xtensa/xtensa.md (reload<mode>_literal): New.
4079 * config/xtensa/xtensa-protos.h: Update prototypes.
4081 2008-09-05 Joseph Myers <joseph@codesourcery.com>
4083 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
4084 (REG_CLASS_NAMES): Update.
4085 (REG_CLASS_CONTENTS): Update.
4086 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
4087 of ALL_REGS for regs 77 and 78.
4088 * function.c (instantiate_virtual_regs_in_insn): Assert that
4089 return value of simplify_gen_subreg is not NULL.
4091 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
4093 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
4094 (gen_rtvec_v): Fix coding standards.
4096 2008-09-04 Jan Hubicka <jh@suse.cz>
4098 * i386.c (decide_alg): Be more conservative about optimizing for size.
4100 2008-09-04 Ian Lance Taylor <iant@google.com>
4102 * varasm.c (narrowing_initializer_constant_valid_p): New
4104 (initializer_constant_valid_p): Call it.
4106 2008-09-04 Jeff Law <law@redhat.com>
4108 * fold-const.c (native_encode_real): Fix computation of WORDS.
4109 (native_interpret_real): Likewise.
4111 2008-09-04 Janis Johnson <janis187@us.ibm.com>
4113 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
4115 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
4117 * ira-conflicts.c (process_regs_for_copy): Check insn to check
4118 that the cost is already taken into account in ira-costs.c
4120 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
4122 * ira-build.c (print_copy, print_copies, ira_debug_copy,
4123 ira_debug_copies): New.
4124 (ira_bulid): Call print_copies.
4126 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
4128 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
4131 * config/rs6000/rs6000.c (optimization_options): Remove check of
4132 flag_toplevel_order.
4134 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
4136 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
4137 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
4138 second operand is a reg_imm10_operand.
4139 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
4140 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
4141 (*seq_<GPR:mode><GPR2:mode>): Rename to
4142 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
4144 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
4145 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
4147 (*sne_<GPR:mode><GPR2:mode>): Rename to
4148 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
4151 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
4153 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
4154 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
4155 combining an arithmetic right shift by more than 31 and a
4156 trunction. Don't match for out-of-range shift amounts. Set
4157 attribute mode to <MODE>.
4158 (*lshr32_trunc<mode>): Name the pattern combining a logical right
4159 shift by 32 and and a truncation. Set attribute mode to <MODE>.
4160 (*<optab>_trunc<mode>_exts): New pattern for truncated right
4161 shifts by less than 32.
4162 (extv): Change predicate on first operand to accept registers.
4163 Change predicate of the other operands from immediate_operand to
4164 const_int_operand. Expand exts when source is a register.
4165 (extzv): Change predicate of the constant operands from
4166 immediate_operand to const_int_operand.
4167 (extzv<mode>): Change predicate of the constant operands from
4168 immediate_operand to const_int_operand and no constraint. Also
4170 (*extzv_trunc<mode>_exts): New pattern.
4172 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
4174 * config/mips/mips.h (ISA_HAS_CINS): New macro.
4175 * config/mips/mips-protos.h (mask_low_and_shift_p,
4176 mask_low_and_shift_len): Declare.
4177 * config/mips/mips.c (mask_low_and_shift_p,
4178 mask_low_and_shift_len): New functions.
4179 (mips_print_operand): Handle new operand prefix "m".
4180 * config/mips/mips.md (*cins<mode>): New pattern.
4182 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
4184 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
4185 optimizing for size.
4187 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
4189 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
4190 regardless of epilogue_completed.
4192 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
4195 * ira-lives.c (process_bb_node_lives): Check setjmp.
4197 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
4200 * ira-build.c (form_loop_tree): Reverse BB walk.
4201 (create_bb_allocnos): Likewise.
4202 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
4203 (mark_reg_store): Rename to...
4204 (mark_ref_live): ...this and take a df_ref argument instead of
4205 note_stores arguments. Assert that we have a register.
4206 (mark_reg_clobber): Delete.
4207 (def_conflicts_with_inputs_p): New function.
4208 (mark_reg_conflicts): Delete.
4209 (mark_reg_death): Rename to...
4210 (mark_ref_dead): ...this and take a df_ref argument instead of
4211 a register. Assert that we have a register.
4212 (process_bb_node_lives): Hoist frequency calculation out of
4213 instruction walk. Convert from a forwards scan to a backwards scan.
4214 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
4215 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
4216 (create_allocno_live_ranges): Don't create regs_set.
4218 2008-09-04 Ian Lance Taylor <iant@google.com>
4220 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
4221 or REG_LABEL_TARGET.
4222 * calls.c (emit_library_call_value_1): Use MEM_P rather than
4223 comparing MODE with MEM.
4224 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
4225 comparing with GF_PREDICT_TAKEN.
4226 (gimple_get_lhs): Change code to enum gimple_code.
4227 (gimple_set_lhs): Likewise.
4228 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
4229 * omp-low.c (find_omp_clause): Change kind parameter to enum
4231 * tree-flow.h (find_omp_clause): Update declaration.
4232 * regrename.c (clear_dead_regs): Change kind parameter to enum
4234 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
4236 * see.c (see_get_extension_data): Change return type to enum
4237 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
4238 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
4239 (see_gen_normalized_extension): Change extension_code parameter to
4241 (see_seek_pre_extension_expr): Change extension_code to enum
4243 (see_merge_one_def_extension): Likewise.
4244 (see_handle_relevant_defs): Likewise.
4245 (see_handle_relevant_uses): Likewise.
4246 (see_analyze_one_def): Likewise.
4247 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
4248 GIMPLE_ASM rather than ASM_EXPR.
4249 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
4250 GIMPLE_RETURN rather than RETURN_EXPR.
4251 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
4252 (evaluate_stmt): Likewise.
4253 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
4254 to enum vect_relevant.
4255 (vect_mark_stmts_to_be_vectorized): Change assertion to not
4256 compare gimple codes with tree codes.
4258 2008-09-04 Paul Brook <paul@codesourcery.com>
4260 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
4262 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
4264 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
4265 pointer check lost in the recent no-unit-at-a-time patch.
4267 2008-09-04 Jan Hubicka <jh@suse.cz>
4270 * tree-switch-conversion.c (check_final_bb): Accept only IP
4273 2008-09-04 Jan Hubicka <jh@suse.cz>
4275 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
4277 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
4278 using_ranges argument.
4279 (vrp_evaluate_conditional): Avoid bogus warning for type range.
4280 (vrp_visit_cond_stmt): Update call of
4281 vrp_evaluate_conditional_warnv_with_ops
4283 2008-09-04 Jan Hubicka <jh@suse.cz>
4285 PR tree-optimization/37345
4286 PR tree-optimization/37358
4287 PR tree-optimization/37357
4288 * tree.c (build_function_type_skip_args): Build distinct type copy;
4290 (build_function_decl_skip_args): Set type of new decl not orig decl;
4291 clear DECL_VINDEX for methods turned into functions.
4293 2008-09-04 Nick Clifton <nickc@redhat.com>
4295 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
4296 * configure: Regenerate.
4297 * config.in: Regenerate.
4298 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
4299 alignment field, if it is supported.
4301 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
4303 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
4306 2008-09-03 David Edelsohn <edelsohn@gnu.org>
4308 * config/rs6000/rs6000.c (processor_target_table): Do not
4309 enable VMX for POWER6.
4311 2008-09-03 Anton Blanchard <anton@samba.org>
4313 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
4314 emit memory barrier before operation.
4316 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
4319 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
4320 default_elf_asm_output_external.
4322 2008-09-03 Jeff Law <law@redhat.com>
4324 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
4326 2008-09-03 Richard Henderson <rth@redhat.com>
4328 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
4329 memory barrier to below the test-and-set.
4330 (alpha_split_lock_test_and_set_12): Likewise.
4332 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
4336 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
4339 * ira-color.c (print_loop_title): Use all_allocnos.
4340 (color_pass): Ditto. Don't add border_allocnos. Check that
4341 subloop allocno in the correspdoning bitmap all_allocnos.
4343 * ira-emit.c (change_loop): Use all_allocnos.
4345 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
4346 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
4347 (create_cap_allocno): Remove setting mentioned_allocnos.
4348 (create_insn_allocnos): Ditto.
4349 (remove_unnecessary_allocnos): Use all_allocnos.
4350 (check_allocno_creation): Check that allocnos are in the
4351 corresponding bitmap all_allocnos.
4353 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
4357 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
4358 (process_regs_for_copy): Process subregs. Refine check when cost
4359 is taken into account in ira-costs.c.
4360 (process_reg_shuffles): Use REG_SUBREG_P.
4361 (add_insn_allocno_copies): Ditto. Ignore modes.
4363 * ira-color.c (conflict_allocno_vec): New.
4364 (COST_HOP_DIVISOR): New macro.
4365 (update_copy_costs_1): Use it.
4366 (update_conflict_hard_regno_costs): New function.
4367 (assign_hard_reg): Use it.
4368 (ira_color): Allocate and free conflict_allocno_vec.
4370 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
4374 * ira-int.h (ira_sort_insn_chain): Remove.
4376 * ira.c (basic_block_order_nums, chain_insn_order,
4377 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
4378 (ira): Don't call ira_sort_insn_chain.
4380 * reload1.c (reload): Don't call ira_sort_insn_chain.
4382 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4385 * cgraphunit.c (update_call_expr): Remove eh regions from statements
4386 which become non throw.
4387 (cgraph_function_versioning): Also clear DECL_WEAK. Call
4388 update_call_expr after updating the flags on the decl.
4390 2008-09-03 Jan Hubicka <jh@suse.cz>
4392 PR tree-optimization/37315
4393 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
4394 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
4395 (cgraph_analyze_functions): Use node->analyzed
4396 (cgraph_mark_functions_to_output): Likewise.
4397 (cgraph_expand_function): All functions can be released after
4399 (cgraph_optimize): Use gimple_has_body_p.
4400 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
4401 (cgraph_decide_inlining_incrementally): Likewise.
4402 (inline_transform): Inline transform.
4403 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
4405 (inlinable_function_p): Drop gimple_body check.
4406 (expand_call_inline): Use gimple_has_body_p.
4407 * gimple.c (gimple_has_body_p): New.
4408 * gimple.h (gimple_has_body_p): Add prototype.
4409 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
4410 (dump_function_to_file): Use gimple_has_body_p check.
4412 2008-09-03 Jakub Jelinek <jakub@redhat.com>
4415 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
4417 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
4419 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4421 From Michael Frysinger <michael.frysinger@analog.com>
4422 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
4423 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
4426 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
4429 * doc/extend.texi: Document picoChip builtin functions.
4430 * doc/invoke.texi: Document picoChip options.
4431 * doc/contrib.texi: Add picoChip contribution.
4432 * doc/md.texi: Document picoChip constraints.
4433 * config.gcc: Add picochip-*-*.
4434 * config/picochip/: Add new port.
4436 2008-09-03 Richard Guenther <rguenther@suse.de>
4438 PR tree-optimization/37328
4439 * tree-sra.c (sra_build_assignment): Gimplify properly.
4440 (generate_copy_inout): Take the correct stmt as definition,
4441 remove bogus assert.
4443 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4445 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
4448 From Michael Frysinger <michael.frysinger@analog.com>
4449 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
4451 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
4453 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
4454 (__gthread_setspecific): Revert 2008-08-31 change to
4455 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
4457 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
4459 * diagnostic.c (error_at): New.
4460 * toplev.h (error_at): New prototype.
4461 * c-typeck.c (build_array_ref): Call error_at instead of error.
4462 Pass location to pedwarn.
4464 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
4466 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
4468 2008-09-02 Jakub Jelinek <jakub@redhat.com>
4470 * dwarf2out.c (tree_add_const_value_attribute): Only handle
4471 VAR_DECL and CONST_DECL.
4473 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
4474 Jakub Jelinek <jakub@redhat.com>
4476 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
4477 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
4478 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
4479 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
4480 Don't set ix86_save_varrargs_registers.
4481 (ix86_setup_incoming_varargs): Assume cum != NULL.
4482 (ix86_va_start): Check ix86_varargs_gpr_size and
4483 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
4484 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
4485 from frame pointer if ix86_varargs_gpr_size == 0.
4486 (ix86_compute_frame_layout): Updated.
4487 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
4488 (ix86_varargs_gpr_size): Define.
4489 (ix86_varargs_fpr_size): Likewise.
4490 (machine_function): Remove save_varrargs_registers.
4491 Add varargs_gpr_size and varargs_fpr_size.
4493 2008-09-02 Jakub Jelinek <jakub@redhat.com>
4495 * config/alpha/alpha.c (va_list_skip_additions,
4496 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
4497 (alpha_gimplify_va_arg): Call unshare_expr on second use of
4500 PR tree-optimization/36766
4501 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
4502 for already removed basic blocks.
4505 * real.c (real_maxval): Clear a lower bit to make real_maxval
4506 match get_max_float for IBM long double format.
4508 2008-09-02 Andreas Schwab <schwab@suse.de>
4510 * configure.ac: Use m4_quote to quote the expansion of m4_do.
4511 * configure: Regenerate.
4513 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
4515 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
4516 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
4517 checking for a non-VOID CONSTANT_P.
4519 2008-09-02 Jan Hubicka <jh@suse.cz>
4521 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
4522 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
4525 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
4527 * expr.c (emit_group_store): Don't assert stack temp mode size.
4529 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
4530 Tobias Grosser <grosser@fim.uni-passau.de>
4531 Jan Sjodin <jan.sjodin@amd.com>
4532 Harsha Jagasia <harsha.jagasia@amd.com>
4533 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4534 Konrad Trifunovic <konrad.trifunovic@inria.fr>
4535 Adrien Eliche <aeliche@isty.uvsq.fr>
4537 Merge from graphite branch.
4540 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
4541 * doc/invoke.texi (-floop-block, -floop-interchange,
4542 -floop-strip-mine): Document new flags.
4543 * tree-into-ssa.c (gimple_vec): Moved...
4544 * tree-loop-distribution.c (rdg_component): Moved...
4545 * cfgloopmanip.c: Include tree-flow.h.
4546 (update_dominators_in_loop): New.
4547 (create_empty_if_region_on_edge): New.
4548 (create_empty_loop_on_edge): New.
4549 (loopify): Use update_dominators_in_loop.
4550 * tree-pass.h (pass_graphite_transforms): Declared.
4551 * configure: Regenerate.
4552 * tree-phinodes.c (make_phi_node): Export.
4553 (add_phi_node_to_bb): New, split from create_phi_node.
4554 * tree-chrec.c (for_each_scev_op): New.
4555 * tree-chrec.h (for_each_scev_op): Declared.
4556 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
4557 (remove_statement): Call get_phi_with_result.
4558 * config.in (HAVE_cloog): Undef.
4559 * gdbinit.in (pgg): New.
4560 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
4561 * tree-ssa-loop.c (graphite_transforms): New.
4562 (gate_graphite_transforms): New.
4563 (pass_graphite_transforms): New.
4564 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
4565 HAVE_cloog): Defined.
4566 * tree-vectorizer.c (rename_variables_in_bb): Export.
4567 * tree-data-ref.c (dr_may_alias_p): Export.
4568 (stmt_simple_memref_p): New.
4569 (find_data_references_in_stmt): Export.
4570 (find_data_references_in_loop): Export.
4571 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
4572 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
4573 (create_rdg_vertices): Export.
4574 (build_empty_rdg): New.
4575 (build_rdg): Call build_empty_rdg. Free dependence_relations.
4576 * tree-data-ref.h (rdg_component): ... here.
4578 (struct data_reference): Add a field scop.
4580 (find_data_references_in_loop): Declared.
4581 (find_data_references_in_stmt): Declared.
4582 (create_rdg_vertices): Declared.
4583 (dr_may_alias_p): Declared.
4584 (stmt_simple_memref_p): Declared.
4585 (struct rdg_edge): Add a field ddr_p relation.
4586 (build_empty_rdg): Declared.
4587 * lambda.h (lambda_matrix): Declare a VEC of.
4588 (find_induction_var_from_exit_cond): Declared.
4589 (lambda_vector_compare): New.
4590 * common.opt (fgraphite, floop-strip-mine,
4591 floop-interchange, floop-block): New flags.
4592 * lambda-code.c (find_induction_var_from_exit_cond): Export.
4593 * cfgloop.c (is_loop_exit): New.
4594 * cfgloop.h (is_loop_exit): Declared.
4595 (create_empty_if_region_on_edge): Declared.
4596 (create_empty_loop_on_edge): Declared.
4597 * tree-flow.h (add_phi_node_to_bb): Declared.
4598 (make_phi_node): Declared.
4599 (rename_variables_in_bb): Declared.
4600 (perfect_loop_nest_depth): Declared.
4601 (graphite_transform_loops): Declared.
4602 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
4603 (graphite.o-warn): Add -Wno-error.
4604 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
4605 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
4606 (INCLUDES): Add PPLINC, CLOOGINC.
4607 (OBJS-common): Add graphite.o.
4608 (graphite.o): Add rule.
4609 * gimple.h (gimple_vec): ... here.
4610 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
4611 * passes.c (init_optimization_passes): Schedule
4612 pass_graphite_transforms.
4614 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
4617 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
4618 and -fno-toplevel-reorder after handle_options.
4620 2008-09-02 Paul Brook <paul@codesourcery.com>
4622 * config/arm/arm.c (arm_tune_cortex_a9): Define.
4623 (arm_override_options): Set arm_tune_cortex_a9.
4624 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
4625 (arm_issue_rate): Handle cortexa9.
4626 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
4627 * config/arm/arm-cores.def: Add cortex-a9.
4628 * config/arm/arm-tune.md: Regenerate.
4629 * config/arm/arm.md: Include cortex-a9.md.
4630 (generic_sched, generic_vfp): Add cortexa9.
4631 * config/arm/cortex-a9.md: New file.
4633 2008-09-02 Richard Guenther <rguenther@suse.de>
4635 PR tree-optimization/37327
4636 * tree-vrp.c (register_new_assert_for): Make sure to not have
4637 TREE_OVERFLOW set on the bound.
4639 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
4641 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
4643 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
4644 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
4647 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
4649 * gcc/config/spu/spu.md (divdf3): Removed.
4651 2008-09-02 Jakub Jelinek <jakub@redhat.com>
4653 PR tree-optimization/37095
4654 * cgraph.c (cgraph_node): When creating new cgraph node after
4655 assembler_name_hash has been populated, record it in the hash
4658 2008-09-01 Paul Brook <paul@codesourcery.com>
4660 * doc/invoke.texi: Document -mword-relocations.
4661 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4662 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4663 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4664 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
4665 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
4666 (arm_emit_movpair): New function.
4667 (arm_print_operand <c>): Handle sybolic addresses.
4668 * config/arm/arm.h (TARGET_USE_MOVT): Define.
4669 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4670 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
4671 * config/arm/arm.opt: Add -mword-relocations.
4672 * config/arm/arm.md (movsi): Use arm_emit_movpair.
4673 (arm_movt, arm_movw): New.
4675 2008-09-01 Paul Brook <paul@codesourcery.com>
4677 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
4678 Allow Interworking on ARMv4 EABI based targets.
4679 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
4680 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
4682 2008-09-01 Paul Brook <paul@codesourcery.com>
4684 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
4685 optimized LT0 test. Remove optimization for GT.
4687 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4689 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
4690 openmp applications.
4691 * pa-hpux11.h (LIB_SPEC): Likewise.
4693 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
4696 2008-09-01 Jan Hubicka <jh@suse.cz>
4698 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
4699 present, use only counts; when guessed use only frequencies.
4700 (estimate_bb_frequencies): Use function_frequency.
4701 * profile.c (compute_branch_probabilities): Exit early when
4702 profile reading failed. Set profile_status.
4703 (branch_prob): Do not set profile_status.
4705 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
4707 * tree.c (protected_set_expr_location): New.
4708 * tree.h (protected_set_expr_location): New prototype.
4709 * c-tree.h (build_array_ref): Add argument.
4710 (parser_build_unary_op): Same.
4711 * c-typeck.c (build_indirect_ref): Handle new location argument.
4712 (build_array_ref): Same.
4713 (parser_build_unary_op): Same.
4714 * gimplify.c (gimplify_asm_expr): Set input_location before calling
4716 * c-omp.c (c_finish_omp_atomic): Pass location when calling
4718 * c-common.c (finish_label_address_expr): Handle new location argument.
4719 * c-common.h (build_indirect_ref): Add argument.
4720 (finish_label_address_expr): Same.
4721 * c-parser.c (c_parser_unary_expression): Pass location to build
4723 (c_parser_postfix_expression): Same.
4725 2008-09-01 Paul Brook <paul@codesourcery.com>
4727 * config/arm/arm.md: Include cortex-r4f.md.
4728 (attr fpu): Update type list.
4729 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
4730 fconstd, fcmps and fcmpd.
4731 (attr tune_cortexr4): Define.
4732 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
4733 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
4734 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
4735 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
4736 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
4737 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
4738 cortex_a8_vfp_farith: Ditto.
4739 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
4740 * config/arm/cortex-r4.md: Use tune_cortexr4.
4741 * config/arm/cortex-r4f.md: New file.
4743 2008-09-01 Richard Guenther <rguenther@suse.de>
4745 PR tree-optimization/37305
4746 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
4747 the result of constant conversions.
4748 (fold_gimple_assign): Likewise.
4750 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
4752 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
4753 #ifdef ENABLE_CHECKING.
4755 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
4757 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
4758 * sched-int.h (print_insn, print_pattern, print_value): Declare also
4759 when !INSN_SCHEDULING.
4761 2008-09-01 Andreas Schwab <schwab@suse.de>
4763 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
4765 2008-09-01 Paul Brook <paul@codesourcery.com>
4767 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
4769 2008-09-01 Jan Hubicka <jh@suse.cz>
4771 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
4773 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
4775 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
4776 * gimplify.c (gimplify_init_constructor): Add speed operand.
4777 * tree-sra.c (decide_block_copy): Likewise.
4778 * tree-inline.c (estimate_move_cost): Likewise.
4779 * config/alpha/alpha.h (MOVE_RATIO): Update.
4780 * config/frv/frv.c (MOVE_RATIO): Update.
4781 * config/spu/spu.h (MOVE_RATIO): Update.
4782 * config/sparc/sparc.h (MOVE_RATIO): Update.
4783 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
4784 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
4785 * config/cris/cris.h (MOVE_RATIO): Update.
4786 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
4787 * config/arm/arm.h (MOVE_RATIO): Update.
4788 * config/pa/pa.md: Update uses of MOVE_RATIO
4789 * config/pa/pa.h (MOVE_RATIO): Update.
4790 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
4791 CLEAR_RATIO, SET_RATIO): Update.
4792 * config/h8300/h8300.h (MOVE_RATIO): Update.
4793 * config/v850/v850.h (MOVE_RATIO): Update.
4794 * config/bfin/bfin.h (MOVE_RATIO): Update.
4796 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
4797 Dmitry Melnik <dm@ispras.ru>
4798 Dmitry Zhurikhin <zhur@ispras.ru>
4799 Alexander Monakov <amonakov@ispras.ru>
4800 Maxim Kuvyrkov <maxim@codesourcery.com>
4802 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
4803 sel-sched-dump.c, sel-sched-ir.c: New files.
4804 * Makefile.in (OBJS-common): Add selective scheduling object files.
4805 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
4806 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
4807 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
4808 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
4809 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
4810 (make_forwarder_block): Update loop latch if we have redirected
4811 the loop latch edge.
4812 * cfgloop.c (get_loop_body_in_custom_order): New function.
4813 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
4814 (CP_FALLTHRU_PREHEADERS): Likewise.
4815 (get_loop_body_in_custom_order): Declare.
4816 * cfgloopmanip.c (has_preds_from_loop): New.
4817 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
4818 Assert that the preheader edge will be fall thru when it is set.
4819 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
4820 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
4821 fsel-sched-substitution, fselective-scheduling): New flags.
4822 * cse.c (hash_rtx_cb): New.
4824 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
4825 sel_sched_insn_cnt): New counters.
4826 * final.c (compute_alignments): Export. Free dominance
4827 info after loop_optimizer_finalize.
4828 * genattr.c (main): Output maximal_insn_latency prototype.
4829 * genautomata.c (output_default_latencies): New.
4830 Factor its code from ...
4831 (output_internal_insn_latency_func): ... here.
4832 (output_internal_maximal_insn_latency_func): New.
4833 (output_maximal_insn_latency_func): New.
4834 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
4835 (struct hard_reg_set_iterator): New.
4836 (hard_reg_set_iter_init, hard_reg_set_iter_set,
4837 hard_reg_set_iter_next): New functions.
4838 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
4839 * lists.c (remove_free_INSN_LIST_node,
4840 remove_free_EXPR_LIST_node): New functions.
4841 * loop-init.c (loop_optimizer_init): When
4842 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
4843 calling create_preheaders.
4844 (loop_optimizer_finalize): Do not verify flow info after reload.
4845 * recog.c (validate_replace_rtx_1): New parameter simplify.
4846 Default it to true. Update all uses. Factor out simplifying
4848 (simplify_while_replacing): ... this new function.
4849 (validate_replace_rtx_part,
4850 validate_replace_rtx_part_nosimplify): New.
4851 * recog.h (validate_replace_rtx_part,
4852 validate_replace_rtx_part_nosimplify): Declare.
4853 * rtl.c (rtx_equal_p_cb): New.
4854 (rtx_equal_p): Use it.
4855 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
4856 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
4857 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
4858 * vecprim.h: Add a vector type for unsigned int.
4859 * haifa-sched.c: Include vecprim.h and cfgloop.h.
4860 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
4861 ready_try, cycle_issued_insns, spec_info): Make global.
4862 (readyp): Initialize.
4863 (dfa_lookahead): New global variable.
4864 (old_max_uid, old_last_basic_block): Remove.
4865 (h_i_d): Make it a vector.
4866 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
4868 (after_recovery, adding_bb_to_current_region_p):
4869 New variables to handle correct insertion of the recovery code.
4870 (struct ready_list): Move declaration to sched-int.h.
4871 (rgn_n_insns): Removed.
4872 (rtx_vec_t): Move to sched-int.h.
4873 (find_insn_reg_weight): Remove.
4874 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
4875 (haifa_init_h_i_d, haifa_finish_h_i_d):
4876 New functions to initialize / finalize haifa instruction data.
4877 (extend_h_i_d, init_h_i_d): Rewrite.
4878 (unlink_other_notes): Move logic to add_to_note_list. Handle
4879 selective scheduler.
4880 (ready_lastpos, ready_element, ready_sort, reemit_notes,
4881 find_fallthru_edge): Make global, remove static prototypes.
4882 (max_issue): Make global. Add privileged_n and state parameters. Use
4884 (extend_global, extend_all): Removed.
4885 (init_before_recovery): Add new param. Fix the handling of the case
4886 when we insert a recovery code before the EXIT which has a predecessor
4887 with a fallthrough edge to it.
4888 (create_recovery_block): Make global. Rename to
4889 sched_create_recovery_block. Update.
4890 (change_pattern): Rename to sched_change_pattern. Make global.
4891 (speculate_insn): Rename to sched_speculate_insn. Make global.
4892 Split haifa-specific functionality into ...
4893 (haifa_change_pattern): New static function.
4894 (sched_extend_bb): New static function.
4895 (sched_init_bbs): New function.
4896 (current_sched_info): Change type to struct haifa_sched_info.
4897 (insn_cost): Adjust for selective scheduling.
4898 (dep_cost_1): New function. Move logic from ...
4899 (dep_cost): ... here.
4900 (dep_cost): Use dep_cost_1.
4901 (contributes_to_priority_p): Use sched_deps_info instead of
4903 (priority): Adjust to work with selective scheduling. Process the
4904 corner case when all dependencies don't contribute to priority.
4905 (rank_for_schedule): Use ds_weak instead of dep_weak.
4906 (advance_state): New function. Move logic from ...
4907 (advance_one_cycle): ... here.
4908 (add_to_note_list, concat_note_lists): New functions.
4909 (rm_other_notes): Make static. Adjust for selective scheduling.
4910 (remove_notes, restore_other_notes): New functions.
4911 (move_insn): Add two arguments. Update assert. Don't call
4913 (choose_ready): Remove lookahead variable, use dfa_lookahead.
4914 Remove more_issue, max_points. Move the code to initialize
4915 max_lookahead_tries to max_issue.
4916 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
4917 ready. Adjust use of move_insn. Call restore_other_notes.
4919 (sched_init, sched_finish): Move Haifa-specific initialization/
4921 (haifa_sched_init, haifa_sched_finish): ... respectively.
4923 (setup_sched_dump): New function.
4924 (haifa_init_only_bb): New static function.
4925 (haifa_speculate_insn): New static function.
4926 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
4927 (extend_ready, extend_all): Remove.
4928 (sched_extend_ready_list, sched_finish_ready_list): New functions.
4929 (create_check_block_twin, add_to_speculative_block): Use
4930 haifa_insns_init instead of extend_global. Update to use new
4931 initialization functions. Change parameter. Factor out code from
4932 create_check_block_twin to ...
4933 (sched_create_recovery_edges) ... this new function.
4934 (add_block): Remove.
4935 (sched_scan_info): New.
4936 (extend_bb): Use sched_scan_info.
4937 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
4938 static functions for walking through scheduling region.
4939 (sched_luids): New vector variable to replace uid_to_luid.
4940 (luids_extend_insn): New function.
4941 (sched_max_luid): New variable.
4942 (luids_init_insn): New function.
4943 (sched_init_luids, sched_finish_luids): New functions.
4944 (insn_luid): New debug function.
4945 (sched_extend_target): New function.
4946 (haifa_init_insn): New static function.
4947 (sched_init_only_bb): New hook.
4948 (sched_split_block): New hook.
4949 (sched_split_block_1): New function.
4950 (sched_create_empty_bb): New hook.
4951 (sched_create_empty_bb_1): New function.
4952 (common_sched_info, ready): New global variables.
4953 (current_sched_info_var): Remove.
4954 (move_block_after_check): Use common_sched_info.
4955 (haifa_luid_for_non_insn): New static function.
4956 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
4957 (increase_insn_priority): New.
4958 * modulo-sched.c: (issue_rate): Remove static declaration.
4959 (sms_sched_info): Change type to haifa_sched_info.
4960 (sms_sched_deps_info, sms_common_sched_info): New variables.
4961 (setup_sched_infos): New.
4962 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
4963 Do not call regstat_free_calls_crossed.
4964 (sms_print_insn): Use const_rtx.
4965 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
4966 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
4967 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
4968 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
4969 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
4970 current_sched_info to use it.
4971 (enum reg_pending_barrier_mode): Move to sched-int.h.
4972 (h_d_i_d): New variable. Initialize to NULL.
4973 ({true, output, anti, spec, forward}_dependency_cache): Initialize
4975 (estimate_dep_weak): Remove static declaration.
4976 (sched_has_condition_p): New function. Adjust users of
4977 sched_get_condition to use it instead.
4978 (conditions_mutex_p): Add arguments indicating which conditions are
4980 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
4981 argument to indicate whether returned condition is reversed. Do not
4982 generate new rtx when condition should be reversed; indicate it by
4983 setting new argument instead.
4984 (add_dependence_list_and_free): Add deps parameter.
4985 Update all users. Do not free dependence list when
4986 deps context is readonly.
4987 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
4989 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
4990 (remove_from_deps): New. Use the above functions.
4991 (cur_insn, can_start_lhs_rhs_p): New static variables.
4992 (add_or_update_back_dep_1): Initialize present_dep_type.
4993 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
4994 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
4995 haifa_note_dep): New functions implementing dependence hooks for
4996 the Haifa scheduler.
4997 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
4998 note_dep): New functions.
4999 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
5001 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
5002 (free_deps): Initialize deps->reg_last.
5003 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
5004 sched_analyze_insn): Update to use dependency hooks infrastructure
5005 and readonly contexts.
5006 (deps_analyze_insn): New function. Move part of logic from ...
5007 (sched_analyze): ... here. Also move some logic to ...
5008 (deps_start_bb): ... here. New function.
5009 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
5011 (sched_deps_init): New function. Move code from ...
5012 (init_dependency_caches): ... here. Remove.
5013 (init_deps_data_vector): New.
5014 (sched_deps_finish): New function. Move code from ...
5015 (free_dependency_caches): ... here. Remove.
5016 (init_deps_global, finish_deps_global): Adjust for use with
5017 selective scheduling.
5018 (get_dep_weak): Move logic to ...
5019 (get_dep_weak_1): New function.
5020 (ds_merge): Move logic to ...
5021 (ds_merge_1): New static function.
5022 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
5023 (ds_get_max_dep_weak): New function.
5024 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
5025 (n_insns): Rename to rgn_n_insns.
5026 (debug_ebb_dependencies): New function.
5027 (init_ready_list): Use it.
5028 (begin_schedule_ready): Use sched_init_only_bb.
5029 (ebb_print_insn): Indicate when an insn starts a new cycle.
5030 (contributes_to_priority, compute_jump_reg_dependencies,
5031 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
5032 (add_block1): Remove to ebb_add_block.
5033 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
5034 (schedule_ebb): Initialize them. Use remove_notes instead of
5035 rm_other_notes. Use haifa_local_init/finish.
5036 (schedule_ebbs): Use haifa_sched_init/finish.
5037 * sched-int.h: Include vecprim.h, remove rtl.h.
5038 (struct ready_list): Delete declaration.
5039 (sched_verbose_param, enum sched_pass_id_t,
5040 bb_vec_t, insn_vec_t, rtx_vec_t): New.
5041 (struct sched_scan_info_def): New structure.
5042 (sched_scan_info, sched_scan, sched_init_bbs,
5043 sched_init_luids, sched_finish_luids, sched_extend_target,
5044 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
5045 (struct common_sched_info_def): New.
5046 (common_sched_info, haifa_common_sched_info,
5047 sched_emulate_haifa_p): Declare.
5049 (sched_luids): Declare.
5050 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
5051 (sched_max_luid, insn_luid): Declare.
5052 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
5053 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
5054 print_insn, print_pattern, print_value, haifa_classify_insn,
5055 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
5056 setup_sched_dump, sched_init, sched_finish,
5057 sel_insn_is_speculation_check): Export.
5058 (struct ready_list): Move from haifa-sched.c.
5059 (ready_try, ready, max_issue): Export.
5060 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
5061 sched_init_only_bb, sched_split_block, sched_split_block_1,
5062 sched_create_empty_bb, sched_create_empty_bb_1,
5063 sched_create_recovery_block, sched_create_recovery_edges): Export.
5064 (enum reg_pending_barrier_mode): Export.
5065 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
5067 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
5068 print_insn field. Move add_block and fix_recovery_cfg to
5069 common_sched_info_def. Move compute_jump_reg_dependencies,
5071 (struct sched_deps_info_def): ... this new structure.
5072 (sched_deps_info): Declare.
5073 (struct spec_info_def): Remove weakness_cutoff, add
5074 data_weakness_cutoff and control_weakness_cutoff.
5075 (spec_info): Declare.
5076 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
5078 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
5079 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
5080 (current_sched_info): Change type to struct haifa_sched_info.
5081 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
5082 (h_d_i_d): New variable.
5083 (HDID): New accessor macro.
5084 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
5085 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
5087 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
5088 (enum SCHED_FLAGS): Update for selective scheduler.
5089 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
5090 (init_dependency_caches, free_dependency_caches): Delete declarations.
5091 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
5092 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
5093 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
5094 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
5095 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
5097 (rm_other_notes): Delete declaration.
5098 (schedule_block): Remove one argument.
5099 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
5100 ready_element, ready_lastpos, sched_extend_ready_list,
5101 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
5102 concat_note_lists): Export.
5103 (struct region): Move from sched-rgn.h.
5104 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
5105 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
5106 BLOCK_TO_BB, CONTAINING_RGN): Export.
5107 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
5108 (current_nr_blocks, current_blocks, target_bb): Likewise.
5109 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
5110 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
5111 sched_rgn_local_init, extend_regions,
5112 rgn_make_new_region_out_of_new_block, compute_priorities,
5113 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
5114 extend_rgns, deps_join rgn_setup_common_sched_info,
5115 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
5116 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
5117 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
5118 increase_insn_priority): Likewise.
5119 * sched-rgn.c: Include sel-sched.h.
5120 (ref_counts): New static variable. Use it ...
5121 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
5122 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
5123 (sched_is_disabled_for_current_region_p): Delete static declaration.
5124 (struct region): Move to sched-int.h.
5125 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
5126 ebb_head): Define and initialize.
5127 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
5128 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
5129 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
5131 (find_single_block_region): Add new argument to indicate that EBB
5132 regions should be constructed.
5133 (debug_live): Delete declaration.
5134 (current_nr_blocks, current_blocks, target_bb):
5135 Remove static qualifiers.
5136 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
5138 (init_regions): Delete declaration.
5139 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
5140 rgn_estimate_number_of_insns): New.
5141 (too_large): Use estimate_number_of_insns.
5142 (haifa_find_rgns): New. Move the code from ...
5143 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
5144 (free_trg_info): New.
5145 (compute_trg_info): Allocate candidate tables here instead of ...
5146 (init_ready_list): ... here.
5147 (rgn_print_insn): Use const_rtx.
5148 (contributes_to_priority, extend_regions): Delete static declaration.
5149 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
5150 (add_block1): Rename to rgn_add_block.
5151 (debug_rgn_dependencies): Delete static qualifier.
5152 (new_ready): Use sched_deps_info. Simplify.
5153 (rgn_common_sched_info, rgn_const_sched_deps_info,
5154 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
5156 (region_sched_info): Rename to rgn_const_sched_info.
5157 (deps_join): New, extracted from ...
5158 (propagate_deps): ... here.
5159 (compute_block_dependences, debug_dependencies): Update for selective
5161 (free_rgn_deps, compute_priorities): New functions.
5162 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
5163 sched_rgn_compute_dependencies): New functions.
5164 (schedule_region): Use them.
5165 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
5166 rgn_setup_common_sched_info, rgn_setup_sched_infos):
5168 (schedule_insns): Call new functions that were split out.
5169 (rgn_make_new_region_out_of_new_block): New.
5170 (get_rgn_sched_max_insns_priority): New.
5171 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
5172 scheduling when appropriate.
5173 * sched-vis.c: Include insn-attr.h.
5174 (print_value, print_pattern): Make global.
5175 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
5176 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
5177 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
5178 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
5179 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
5180 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
5181 hooks. Initialize them to 0.
5182 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
5183 * target.h (struct gcc_target): Add them. Rename gen_check field to
5185 * flags.h (sel_sched_switch_set): Declare.
5186 * opts.c (sel_sched_switch_set): New variable.
5187 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
5188 pipelining is disabled from command line.
5189 (common_handle_option): Record whether selective scheduling is
5190 requested from command line.
5191 * doc/invoke.texi: Document new flags and parameters.
5192 * doc/tm.texi: Document new target hooks.
5193 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
5195 (dfa_state_size): Do not declare locally.
5196 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
5197 * config/rs6000/rs6000.c (rs6000_init_sched_context,
5198 rs6000_alloc_sched_context, rs6000_set_sched_context,
5199 rs6000_free_sched_context): New functions.
5200 (struct _rs6000_sched_context): New.
5201 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
5203 (rs6000_sched_finish): Do not run for selective scheduling.
5205 2008-08-31 Jan Hubicka <jh@suse.cz>
5207 * frv.c (frv_rtx_costs): Update forward declaration.
5208 * spu.c (spu_rtx_costs): Likewise.
5209 * pdp11.c: Include df.h
5210 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
5211 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
5212 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
5213 * iq2000.c (iq2000_address_cost): Add speed argument.
5214 (iq2000_rtx_costs): Likewise.
5215 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
5216 update call of mn10300_address_cost.
5217 * mcore.c: Include df.h
5218 (mcore_rtx_costs): Update prototype.
5219 * score3.c: Include df.h
5220 (score3_rtx_costs): Remove speed argument.
5221 * score7.c: Include df.h
5222 (score7_address_cost): Remove speed argument.
5223 * score-protos.h (score_address_cost): Update prototype.
5224 * score.c: Include df.h
5225 (score_rtx_costs): Update call of costs functions.
5226 * v850.c (v850_rtx_costs): Add bool argument.
5228 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
5230 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
5232 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
5234 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
5235 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
5237 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
5239 * mkmap-flat.awk: Add option pe_dll.
5240 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
5241 * config/i386/t-cygwin (SHLIB_LC): Add.
5242 * config/i386/t-mingw32 (SHLIB_LC): Add.
5243 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
5244 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
5245 (LINK_SPEC): Support libgcc_s.
5246 (LIBGCC_SPEC): Support libgcc_s.
5247 (LIBGCC_SONAME): New.
5249 2008-08-31 Jan Hubicka <jh@suse.cz>
5251 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
5252 mistakely had old version of patch.
5254 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
5255 (ipcp_estimate_growth): New.
5256 (ipcp_insert_stage): Use ipcp_estimate_growth.
5257 * profile.c (branch_prob): When reading failed, do not consider
5260 2008-08-31 Jan Hubicka <jh@suse.cz>
5262 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
5263 loop is optimized for speed.
5265 2008-08-31 Richard Guenther <rguenther@suse.de>
5268 * fold-const.c (fold_binary): Retain conversions in folding
5271 2008-08-31 Jan Hubicka <jh@suse.cz>
5273 * postreload-gcse.c (eliminate_partially_redundant_loads):
5274 Use optimize_bb_for_size_p.
5275 * predict.c (maybe_hot_frequency_p): Make inline.
5276 (maybe_hot_count_p): Break out from ...
5277 (maybe_hot_bb_p): ... this one.
5278 (maybe_hot_edge_p): Simplify.
5279 * basic-block.h (probably_cold_bb_p): Remove.
5281 2008-08-31 Jakub Jelinek <jakub@redhat.com>
5284 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
5286 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
5287 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
5288 Also split V4SFmode.
5289 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
5292 2008-08-31 Jan Hubicka <jh@suse.cz>
5294 * predict.c (PROB_VERY_LIKELY): Make small enough so things
5296 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
5298 2008-08-31 Jakub Jelinek <jakub@redhat.com>
5301 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
5304 * dwarf2out.c (native_encode_initializer): Subtract min_index for
5305 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
5307 2008-08-31 Jan Hubicka <jh@suse.cz>
5309 * sparc.h (BRANCH_COST): Fix macro definition.
5310 * avr.c (avr_operand_rtx_cost): Add speed argument.
5311 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
5313 2008-08-31 Richard Guenther <rguenther@suse.de>
5315 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
5316 types instead of operands. Re-instantiate verifying of
5317 binary expression operands.
5319 2008-08-30 Jan Hubicka <jh@suse.cz>
5321 * fwprop.c (should_replace_address): Add speed attribute.
5322 (PR_OPTIMIZE_FOR_SPEED): New flag.
5323 (propagate_rtx_1): Use it.
5324 (propagate_rtx): Set it.
5325 (try_fwprop_subst): Update call of rtx_costs.
5326 (forward_propagate_and_simplify): LIkewise.
5327 * hooks.c (hook_int_rtx_bool_0): New
5328 (hook_bool_rtx_int_int_intp_false): Replace by ...
5329 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
5330 * hooks.h (hook_int_rtx_bool_0): New
5331 (hook_bool_rtx_int_int_intp_false): Replace by ...
5332 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
5333 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
5334 (prepare_cmp_insn): UPdate call of rtx_cost.
5335 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
5336 (reload_cse_simplify_operands): Update call of rtx_cost.
5337 (reload_cse_move2add): call of rtx_cost.
5338 * target.h (struct gcc_target): Update rtx_costs and address_costs.
5339 * rtlanal.c (rtx_cost): Add speed argument.
5340 (address_cost): Add speed argument
5341 (default_address_cost): Likewise.
5342 (insn_rtx_cost): Likewise.
5343 * cfgloopanal.c (seq_cost): Add speed argument.
5344 (target_reg_cost, target_spill_cost): Turn to array.
5345 (init_set_costs): Update for speed.
5346 (estimate_reg_pressure_cost): Add speed argument.
5347 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
5348 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
5349 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
5350 (seq_cost): Add speed argument.
5351 (computation_cost): Add speed arugment.
5352 (add_cost, multiply_by_const, get_address_cost): add speed argument.
5353 (force_expr_to_var_cost): Update for profile info.
5354 (force_var_cost): Likewise.
5355 (split_address_cost): Likewise.
5356 (ptr_difference_cost): Likewise.
5357 (difference_cost): Likewise.
5358 (get_computation_cost_at): Likewise.
5359 (determine_iv_cost): Likewise.
5360 (ivopts_global_cost_for_size): Likewise.
5361 (rewrite_use_address): Likewise.
5362 (tree_ssa_iv_optimize_loop): Initialize speed field.
5363 * cse.c (optimize_this_for_speed_p): New static var.
5364 (notreg_cost): Update call of rtx_cost.
5365 (cse_extended_basic_block): set optimize_this_for_speed_p.
5366 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
5367 (noce_try_cmove_arith): Likewise.
5368 (noce_try_sign_mask): LIkewise.
5369 * expr.c (compress_float_constant): Update rtx_cost calls.
5370 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
5372 (addr_to_parts): Likewise.
5373 (create_mem_ref): Likewise.
5374 * dse.c (find_shift_sequence): Add speed argument.
5375 (replace_read): Update call.
5376 * calls.c (precompute_register_parameters): Update call of rtx_cost.
5377 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
5378 * neg_cost, shift_cost, shiftadd_cost,
5379 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
5380 mul_highpart_cost): Increase dimension.
5381 (init_expmed): Initialize for both size and speed.
5382 (expand_shift): Use profile.
5383 (synth_mult): Use profile.
5384 (choose_mult_variant): Use profile.
5385 (expand_mult): Use profile.
5386 (expand_mult_highpart_optab): Use profile.
5387 (expand_mult_highpart): Use profile.
5388 (expand_smod_pow2): Use profile.
5389 (expand_divmod): Use profile.
5390 * simplify-rtx.c (simplify_binary_operation_1): Update call of
5392 * loop-invariant.c (create_new_invariant): Use profile.
5393 (gain_for_invariant): Add speed parameter.
5394 (best_gain_for_invariant): Likewise.
5395 (find_invariants_to_move): Likewise.
5396 (move_single_loop_invariants): Set it.
5397 * target-def.h (TARGET_RTX_COSTS): Use hook.
5398 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
5399 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
5400 * output.h (default_address_cost): Update prototype.
5401 * combine.c (optimize_this_for_speed_p): New static var.
5402 (combine_validate_cost): Update call of rtx_cost.
5403 (combine_instructions): Set optimize_this_for_speed_p.
5404 (expand_compound_operation): Update call of rtx_cost.
5405 (make_extraction):Update call of rtx_cost.
5406 (force_to_mode):Update call of rtx_cost.
5407 (distribute_and_simplify_rtx):Update call of rtx_cost.
5408 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
5409 (estimate_reg_pressure_cost): Update prototype.
5410 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
5411 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
5413 * config/alpha/alpha.c (alpha_rtx_costs): Update.
5414 (alpha_rtx_costs): Update.
5415 * config/frv/frv.c (frv_rtx_costs): Update.
5416 * config/s390/s390.c (s390_rtx_costs): Update.
5417 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
5418 (m32c_rtx_costs): Update.
5419 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
5420 (spu_rtx_costs): Update.
5421 * config/sparc/sparc.c (sparc_rtx_costs): Update.
5422 * config/m32r/m32r.c (m32r_rtx_costs): Update.
5423 * config/i386/i386.c (:ix86_address_cost): Update.
5424 (ix86_rtx_costs): Update.
5425 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
5426 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
5427 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
5428 * config/crx/crx.c (crx_address_cost): Update.
5429 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
5430 * config/stormy16/stormy16.c
5431 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
5432 * config/m68hc11/m68hc11.c
5433 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
5434 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
5435 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
5437 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
5439 * config/ia64/ia64.c (ia64_rtx_costs): Update.
5440 * config/m68k/m68k.c (m68k_rtx_costs): Update.
5441 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
5442 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
5443 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
5444 (mcore_rtx_costs): update.
5445 * config/score/score3.c (score3_rtx_costs): Update.
5446 * config/score/score7.c (score7_rtx_costs): Update.
5447 * config/score/score3.h (score3_rtx_costs):Update.
5448 * config/score/score7.h (score7_rtx_costs): Update.
5449 * config/score/score.c (score_rtx_costs): Update.
5450 * config/arm/arm.c (arm_address_cost): Update.
5451 (arm_rtx_costs_1): Update.
5452 (arm_rtx_costs_1): Update.
5453 (arm_size_rtx_costs): Update.
5454 (arm_size_rtx_costs): Update.
5455 (arm_size_rtx_costs): Update.
5456 (arm_xscale_rtx_costs): Update.
5457 (arm_thumb_address_cost): Update.
5458 * config/pa/pa.c (hppa_address_cost): Update.
5459 * config/mips/mips.c (mips_rtx_costs): Update.
5460 * config/vax/vax.c (vax_address_cost): Update.
5461 * config/h8300/h8300.c (h8300_shift_costs): Update.
5462 (h8300_rtx_costs): Update.
5463 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
5464 (v850_rtx_costs): Update.
5465 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
5466 * config/bfin/bfin.c
5467 (bfin_address_cost): Update.
5468 (bfin_rtx_costs): Update.
5469 * stmt.c (lshift_cheap_p): Update.
5471 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
5474 * expmed.c (extract_bit_field_1): Check the mode size to make
5475 sure the vector modes have the same size.
5477 2008-08-29 Michael Meissner <gnu@the-meissners.org>
5479 * dojump.c (top level): Include basic-block.h to declare
5480 optimize_insn_for_speed_p
5482 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
5484 * opts.h (CL_SAVE): New option class for marking options that are
5485 target specific options usable in the target attribute.
5486 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
5488 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
5489 can easily find the target specific options that are safe to use
5490 in the attribute or pragma.
5492 * attribs.c (decl_attributes): Change #pragma GCC option to
5493 #pragma GCC target, and attribute((option(...))) to
5494 attribute((target(...))).
5496 * doc/extend.texi (target attribute): Change from option
5497 attribute. Delete push/pop/reset.
5498 (#pragma GCC target): Change from #pragma GCC option. Delete
5500 (#pragma GCC push_options): Document new pragma.
5501 (#pragma GCC pop_options): Document new pragma.
5502 (#pragma GCC reset_options): Document new pragma.
5504 * targhooks.c (default_target_option_valid_attribute_p): Add
5505 warning about port not supporting target attributes.
5506 (default_target_option_pragma_parse): New function, warn about
5507 #pragma GCC target not being supported.
5509 * targhooks.h (default_target_option_pragma_parse): Add
5512 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
5513 TI_CURRENT_OPTION_PRAGMA.
5514 (current_target_pragma): Rename from current_option_pragma.
5516 * target.h: (struct target_option): Delete booleans for changing
5517 the optimization level on hot/cold functions. Change signature of
5518 pragma_parse hook to take a second tree.
5520 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
5522 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
5523 that the declaration is done at global scope.
5525 * langhooks.c (add_builtin_function_common): Move most of the code
5526 from add_builtin_function here, calling the hook passed in.
5527 (add_builtin_function): Call add_builtin_function_common with
5528 standard builtin hook.
5529 (add_builtin_function_ext_scope): New function to add builtins to
5532 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
5534 (add_builtin_function_ext_scope): Add declaration.
5536 * c-pragma.c (handle_pragma_target): Rename from
5537 handle_pragma_option, #pragma GCC option is now #pragma GCC
5538 target. Move warning about port not supporting target options to
5539 default pragma parse hook. Remove push/pop/reset from this
5541 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
5542 (option_stack): Delete static variable.
5543 (optimize_stack): Ditto.
5544 (optons_stack): New stack of saved target and optimization
5546 (handle_pragma_push_options): New function to handle pushing both
5547 target and optimization options.
5548 (handle_pragma_pop_options): New function to handle popping both
5549 target and optimization options.
5550 (handle_pragma_reset_options): New function to handle resetting
5551 both target and optimization options to their initial state.
5552 (init_pragma): Rename handle_pragma_option to
5553 handle_pragma_target. Add support for push_options, pop_options,
5554 and reset_options pragmas.
5556 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
5557 default_target_option_pragma_parse.
5558 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
5559 default_target_option_valid_attribute_p.
5560 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
5561 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
5562 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
5563 optimization level on hot/cold functions.
5565 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
5566 if the caller and callee have different optimization levels.
5568 * c-common.c (handle_target_attribute): Rename from
5569 handle_option_attribute, attribute((option(...))) is now
5570 attribute((target(...))). Move warning if the port does not
5571 support target attributes to the default hook.
5572 (handle_hot_attribute): Delete code to change the optimization
5573 level of hot functions.
5574 (handle_cold_attribute): Ditto.
5576 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
5577 argument that is the binary tree options to use if there are no
5578 arguments. Call ix86_valid_target_attribute_tree instead of
5579 ix86_valid_option_attribute_tree.
5580 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
5581 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
5582 ix86_pragma_option_parse.
5584 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
5585 Rename from ix86_valid_option_attribute_tree.
5587 * config/i386/i386.c (ix86_add_new_builtins): New function to add
5588 new builtins when the ISA changes.
5589 (ix86_valid_target_attribute_tree): Rename from
5590 ix86_valid_option_attribute_tree. Change callers. If the
5591 function specified optimization options, use those as the starting
5592 point before setting up the target attributes. If the
5593 optimization options were changed in the course of setting the
5594 target attributes, record the new optimization options.
5595 (ix86_valid_target_attribute_tree_inner_p): Rename from
5596 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
5597 ix86_add_new_builtins if the ISA changed.
5598 (ix86_valid_target_attribute_p): Rename from
5599 ix86_valid_option_attribute_p. Change callers.
5600 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
5601 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
5602 as delayed builtin functions.
5603 (struct builtin_isa): New structure to record builtin functions
5604 that should be delayed until the ISA for that function is used.
5605 (ix86_builtins_isa): Change from int to struct to track builtin
5606 functions we want to declare at some point.
5607 (def_builtin): If the front end can delay defining the builtin
5608 functions, don't create builtins for ISAs not part of the default
5610 (def_builtin_const): Ditto.
5611 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
5612 __builtin_ia32_pcmov_v2di to be different builtin functions.
5613 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
5614 a structure instead of an int.
5615 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
5616 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
5617 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
5618 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
5620 * config/ia64/ia64.h
5621 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
5622 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
5624 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
5625 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
5626 (LANG_HOOKS_INITIALIZER): Add
5627 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
5629 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
5632 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
5633 the reload address with the index register for SFmode
5634 access with a displacement.
5636 2008-08-30 Jan Hubicka <jh@suse.cz>
5638 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
5639 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
5640 * dojump.c (do_jump): Likewise.
5641 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
5642 (note-if_info): Add BRANCH_COST.
5643 (noce_try_store_flag_constants, noce_try_addcc,
5644 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
5645 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
5646 find_if_case_2): Use computed branch cost.
5647 * expr.h (BRANCH_COST): Update default.
5648 * predict.c (predictable_edge_p): New function.
5649 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
5650 Update BRANCH_COST call.
5651 * basic-block.h (predictable_edge_p): Declare.
5652 * config/alpha/alpha.h (BRANCH_COST): Update.
5653 * config/frv/frv.h (BRANCH_COST): Update.
5654 * config/s390/s390.h (BRANCH_COST): Update.
5655 * config/spu/spu.h (BRANCH_COST): Update.
5656 * config/sparc/sparc.h (BRANCH_COST): Update.
5657 * config/m32r/m32r.h (BRANCH_COST): Update.
5658 * config/i386/i386.h (BRANCH_COST): Update.
5659 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
5661 * config/sh/sh.h (BRANCH_COST): Update.
5662 * config/pdp11/pdp11.h (BRANCH_COST): Update.
5663 * config/avr/avr.h (BRANCH_COST): Update.
5664 * config/crx/crx.h (BRANCH_COST): Update.
5665 * config/xtensa/xtensa.h (BRANCH_COST): Update.
5666 * config/stormy16/stormy16.h (BRANCH_COST): Update.
5667 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
5668 * config/iq2000/iq2000.h (BRANCH_COST): Update.
5669 * config/ia64/ia64.h (BRANCH_COST): Update.
5670 * config/rs6000/rs6000.h (BRANCH_COST): Update.
5671 * config/arc/arc.h (BRANCH_COST): Update.
5672 * config/score/score.h (BRANCH_COST): Update.
5673 * config/arm/arm.h (BRANCH_COST): Update.
5674 * config/pa/pa.h (BRANCH_COST): Update.
5675 * config/mips/mips.h (BRANCH_COST): Update.
5676 * config/vax/vax.h (BRANCH_COST): Update.
5677 * config/h8300/h8300.h (BRANCH_COST): Update.
5678 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
5679 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
5680 * doc/tm.texi (BRANCH_COST): Update.
5682 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
5685 * config/arm/arm.c (arm_optimization_options): Set
5686 flag_section_anchors to 2 instead of 1 to distinguish it from
5687 -fsection-anchors given explicitely on the command line.
5689 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
5691 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
5692 final insn of a split.
5694 2008-08-30 Jan Hubicka <jh@suse.cz>
5696 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
5697 optimized for speed.
5698 * final.c (compute_alignments): Use optimize_bb_for_size_p.
5699 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
5700 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
5701 flag_gcse_after_reload_set): New static vars.
5702 (common_handle_option): Enable those flags for profile-use.
5703 (decode_options): Remove optimize_size flags that are handled
5704 on higher granuality.
5705 * tree-vectorizer.c (vectorize_loops): Use
5706 optimize_loop_nest_for_speed_p.
5707 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
5708 * tree-predcom.c (tree_predictive_commoning): Use
5709 optimize_loop_for_speed_p.
5710 * varasm.c (assemble_start_function): Use
5711 optimize_function_for_speed_p.
5712 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
5713 * predict.c (optimize_loop_for_speed_p): Fix walk.
5715 2008-08-30 Jan Hubicka <jh@suse.cz>
5717 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
5719 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
5720 profile presence locally.
5722 2008-08-29 Joseph Myers <joseph@codesourcery.com>
5725 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
5726 versions before 4.0.
5728 2008-08-29 Jan Hubicka <jh@suse.cz>
5730 * tree-inline.c (insert_init_stmt): Insert sequence even when
5733 2008-08-29 Jeff Law <law@redhat.com>
5735 * mn10300.c (mn10300_secondary_reload_class): We need secondary
5736 reloads for AM33-2 if IN is a pseudo with an equivalent memory
5737 location and class is an FP register.
5739 2008-08-29 Jan Hubicka <jh@suse.cz>
5741 * see.c (see_merge_one_def_extension): Silence used uninitialized
5743 * matrix-reorg.c (check_allocation_function): Likewise.
5744 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
5746 2008-08-29 Jakub Jelinek <jakub@redhat.com>
5749 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
5750 compute new & and | in type rather than TREE_TYPE (arg0).
5752 * dwarf2out.c (fortran_common): Update comment.
5753 (gen_variable_die): Swap com_die and var_die variables in Fortran
5754 COMMON block handling code.
5756 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
5758 * dwarf2out.c (gen_const_die): New function.
5759 (size_of_die, value_format, output_die): Output larger
5760 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
5761 (native_encode_initializer): New function.
5762 (tree_add_const_value_attribute): Call it.
5763 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
5765 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
5766 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
5767 TREE_THIS_VOLATILE to add_type_attribute.
5769 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
5771 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
5774 * dwarf2out.c (loc_by_reference): New function.
5775 (add_location_or_const_value_attribute): Use it.
5778 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
5779 as DW_TAG_variable children of DW_TAG_common_block rather than
5780 DW_TAG_member children. Put DW_AT_external to individual
5781 DW_TAG_variable DIEs, not to DW_TAG_common_block.
5783 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
5784 loc_descriptor_from_tree_1.
5788 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
5789 arguments to imported_module_or_decl.
5790 (debug_nothing_tree_tree): Removed.
5791 (debug_nothing_tree_tree_tree_bool): New prototype.
5792 * debug.c (do_nothing_debug_hooks): Adjust.
5793 (debug_nothing_tree_tree): Removed.
5794 (debug_nothing_tree_tree_tree_bool): New function.
5795 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
5796 (gen_variable_die): Put all common vars for the
5797 same COMMON block under one DW_TAG_common_block.
5798 (declare_in_namespace): Return new context_die, for Fortran
5799 return the module DIE instead of adding extra declarations into
5801 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
5802 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
5803 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
5805 (dwarf2out_global_decl): Don't skip Fortran global vars.
5806 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
5807 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
5808 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
5809 DW_TAG_imported_declaration as child of previous
5810 DW_TAG_imported_module.
5811 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
5812 * sdbout.c (sdb_debug_hooks): Likewise.
5813 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
5815 2008-08-29 Jan Hubicka <jh@suse.cz>
5817 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
5819 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
5820 * ipa-cp.c (n_cloning_candidates): New static variable.
5821 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
5822 (ipcp_print_all_lattices): Improve debug output.
5823 (ipcp_cloning_candidate_p): New function.
5824 (ipcp_initialize_node_lattices): Use it.
5825 (ipcp_init_stage): Do only analyzis here; prettier debug output.
5826 (ipcp_propagate_stage): Prettier debug output.
5827 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
5828 (ipcp_print_all_structures): Remove.
5829 (ipcp_need_redirect_p): Test !n_cloning_candidates.
5830 (ipcp_insert_stage): Prettier debug output; call
5831 cgraph_remove_unreachable_nodes before propagating.
5832 (pass_ipa_cp): Schedule function removal pass.
5833 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
5835 (cgraph_maybe_hot_edge_p): Move to ...
5836 * predict.c (cgraph_maybe_hot_edge_p) ... here.
5837 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
5838 (common_handle_option): Set them; enable ipa-cp when profiling.
5839 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
5840 (ipa_print_all_jump_functions): Likewise.
5841 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
5842 (ipa_print_node_params, ipa_print_all_params): New.
5843 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
5844 ipa_print_all_param_flags): Remove.
5845 (ipa_print_node_params, ipa_print_all_params): New.
5847 2008-08-29 Bob Wilson <bob.wilson@acm.org>
5849 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
5850 change from 2008-04-03.
5851 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
5853 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
5856 * ira-color.c (push_allocnos_to_stack): Truncate
5857 removed_splay_allocno_vec.
5859 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
5862 * ira-color (ira_fast_allocation): Don't assign hard registers to
5865 2008-08-29 Jan Hubicka <jh@suse.cz>
5868 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
5869 for cold internal loops.
5871 2008-08-29 Richard Guenther <rguenther@suse.de>
5873 * tree-ssa-structalias.c (create_variable_info_for): Do not
5874 create fields for heap vars or vars with a noalias state.
5875 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
5878 2008-08-29 Richard Guenther <rguenther@suse.de>
5880 * common.opt (ftree-store-ccp): Mark as preserved for
5881 backward compatibility.
5882 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
5883 * tree-pass.h (pass_store_ccp): Remove.
5884 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
5885 (first_vdef): Remove declaration.
5886 (get_value_loaded_by): Likewise.
5887 * tree-ssa-ccp.c (do_store_ccp): Remove.
5888 (get_default_value): Simplify as do_store_ccp is always false
5889 now. Do not initialize mem_ref.
5890 (set_value_varying): Likewise.
5891 (canonicalize_float_value): Likewise.
5892 (set_lattice_value): Likewise.
5893 (likely_value): Likewise.
5894 (surely_varying_stmt_p): Likewise.
5895 (ccp_initialize): Likewise.
5896 (ccp_lattice_meet): Likewise.
5897 (ccp_visit_phi_node): Likewise.
5898 (ccp_fold): Likewise.
5899 (evaluate_stmt): Likewise.
5900 (visit_assignment): Likewise.
5901 (ccp_visit_stmt): Likewise.
5902 (execute_ssa_ccp): Fold into ...
5903 (do_ssa_ccp): ... this.
5904 (do_ssa_store_ccp): Remove.
5905 (gate_store_ccp): Likewise.
5906 (pass_store_ccp): Likewise.
5907 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
5909 * tree-ssa-propagate.c (first_vdef): Remove.
5910 (get_value_loaded_by): Likewise.
5911 (replace_vuses_in): Likewise.
5912 (substitute_and_fold): Do not call replace_vuses_in.
5913 * opts.c (decode_options): Do not set flag_tree_store_ccp.
5915 2008-08-29 Richard Guenther <rguenther@suse.de>
5918 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
5919 PARAM_NOALIAS tags with is_heapvar.
5920 * tree-ssa-operands.c (access_can_touch_variable): Offset
5921 based tests do not apply for heapvars. Fix offset test.
5923 2008-08-29 Jan Hubicka <jh@suse.cz>
5925 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
5926 (-fipa-cp-clone): Enabled by default at -O3.
5927 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
5928 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
5930 2008-08-29 Jan Hubicka <jh@suse.cz>
5932 * tree.c (build_function_type_skip_args,
5933 build_function_decl_skip_args): New functions.
5934 * tree.h (build_function_type_skip_args,
5935 build_function_decl_skip_args): Declare.
5936 * gimple.c (giple_copy_call_skip_args): New function.
5937 (giple_copy_call_skip_args): Declare.
5939 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
5940 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
5941 (ipcp_node_modifiable_p): ... this one; use
5942 tree_versionable_function_p.
5943 (ipcp_create_replace_map): Improve debug output.
5944 (ipcp_need_redirect_p): Return false when not clonning.
5945 (ipcp_update_callgraph): Skip args.
5946 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
5948 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
5949 (save_inline_function_body): Update call of tree_function_versioning.
5950 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
5951 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
5953 (tree_function_versioning): Likewise.
5954 * tree-inline.h (tree_function_versioning): Update prototype.
5956 2008-08-29 Jan Hubicka <jh@suse.cz>
5958 * loop-unswitch.c (unswitch_single_loop): Use
5959 optimize_loop_for_speed_p.
5960 * tree-ssa-threadupdate.c (mark_threaded_blocks):
5961 Use optimize_function_for_size_p.
5962 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
5963 * postreload-gcse.c (eliminate_partially_redundant_load):
5964 Use optimize_bb_for_size_p.
5965 * value-prof.c (gimple_divmod_fixed_value_transform,
5966 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
5967 gimple_stringops_transform): Use optimize_bb_for_size_p.
5968 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
5969 * final.c (compute_alignments): Use optimize_function_for_size_p.
5970 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
5971 (fold_builtin_strcpy, fold_builtin_fputs): Use
5972 optimize_function_for_size_p.
5973 * fold-const.c (tree_swap_operands_p): Use
5974 optimize_function_for_size_p.
5975 * recog.c (relax_delay_slots): Likewise.
5976 * tree-ssa-math-opts.c (replace_reciprocal):
5977 Use optimize_bb_for_speed_p.
5978 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
5979 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
5980 optimize_function_for_size_p.
5981 (cgraph_decide_inlining_of_small_function): Use
5982 optimize_function_for_size_p.
5983 * global.c (find_reg): Use optimize_function_for_size_p.
5984 * opts.c (decode_options): Do not clear flag_tree_ch,
5985 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
5986 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
5987 work it out from profile.
5988 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
5989 optimize_loop_for_speed_p.
5990 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
5992 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
5993 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
5994 * tree-eh.c (decide_copy_try_finally): Use
5995 optimize_function_for_size_p.
5996 * local-alloc.c (block_alloc): Pass BB pointer.
5997 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
5998 * gcse.c (gcse_main): Use optimize_function_for_size_p.
5999 * loop-unroll.c (decide_unrolling_and_peeling):
6000 Use optimize_loop_for_size_p.
6001 (decide_peel_completely): Likewise.
6002 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
6003 optimize_loop_for_size_p.
6004 (vect_enhance_data_refs_alignment): Likewise.
6005 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
6006 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
6008 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
6009 (try_crossjump_bb): Use optimize_bb_for_size_p.
6010 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
6011 optimize_loop_for_speed_p.
6012 * bb-reorder.c (find_traces_1_round): Likewise.
6013 (copy_bb): Use optimize_bb_for_speed_p.
6014 (duplicate_computed_gotos): Likewise.
6015 * basic-block.h (optimize_loop_nest_for_size_p,
6016 optimize_loop_nest_for_speed_p): New.
6017 * stmt.c (expand_case): Use optimize_insn_for_size_p.
6019 2008-08-29 Tristan Gingold <gingold@adacore.com>
6021 * gcov.c (main): Call expandargv.
6023 2008-08-29 Jan Hubicka <jh@suse.cz>
6025 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
6027 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
6029 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
6030 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
6032 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
6034 2008-08-29 Jan Hubicka <jh@suse.cz>
6036 * tree-pass.h (pass_strip_predict_hints): Declare.
6037 * predict.c (strip_builtin_expect): Rename to ...
6038 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
6039 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
6040 (tree_estimate_probability): Do not strip builtin_expect.
6041 (pass_strip_predict_hints): New pass.
6042 * tree-inline.c (expand_call_inline): When inlining cold function,
6043 predict it as unlikely.
6044 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
6046 2008-08-29 Richard Guenther <rguenther@suse.de>
6048 PR tree-optimization/37207
6049 * tree-vrp.c (extract_range_from_binary_expr): Also try
6050 to constant fold if only one of the operands is a constant.
6052 2008-08-29 Nick Clifton <nickc@redhat.com>
6054 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
6055 the same way as SYMBOL_REFs.
6057 2008-08-28 Bob Wilson <bob.wilson@acm.org>
6059 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
6061 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
6063 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
6064 * config/mips/mips.md (branch_likely): Remove const. Fix
6066 (define_delay for type "branch"): Change to only apply for branch
6067 with likely variant.
6068 (define_delay for type "branch" and "branch_likely" no). New delay
6070 (equality_op): New code iterator.
6071 (bbv, bbinv): New code attributes.
6072 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
6075 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6076 Andrew Pinski <pinskia@gcc.gnu.org>
6079 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
6081 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
6083 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
6084 rule that a symbolic constant must be defined and >= 0 for the
6085 corresponding facility to be present at compile-time.
6086 * gthr-posix.c: Likewise.
6088 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
6090 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
6091 * config/mips/mips.md (D): New mode attribute.
6092 (mulsi3, muldi3): Merge it into ...
6093 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
6094 (muldi3_mul3): New pattern.
6095 (mulsi3_mult3): Rename to mulsi3_mul3.
6097 2008-08-28 Jan Hubicka <jh@suse.cz>
6099 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
6101 * predict.c (always_optimize_for_size_p): Rename to ...
6102 (optimize_function_for_size): ... this one; make extern.
6103 (optimize_function_for_speed_p): New.
6104 (optimize_bb_for_size_p, optimize_bb_for_size_p,
6105 optimize_edge_for_size_p,optimize_edge_for_size_p,
6106 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
6107 * basic-block.h (optimize_function_for_size_p,
6108 optimize_function_for_speed_p): Declare.
6109 * i386.md (optimize_size checks): Replace them by appropriate
6111 (standard_80387_constant_p, ix86_compute_frame_layout,
6112 ix86_expand_epilogue, ix86_decompose_address,
6113 print_operand, emit_i387_cw_initialization,
6114 inline_memory_move_cost, ix86_pad_returns,
6115 ix86_reorg): Replace optimize_size checks.
6117 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
6119 * rtl.h (simplify_subreg_regno): Declare.
6120 * rtlanal.c (simplify_subreg_regno): New function, split out from...
6121 * simplify-rtx.c (simplify_subreg): ...here.
6122 * reload.c (find_reloads): Use simplify_subreg_regno instead of
6123 subreg_offset_representable_p.
6125 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6128 * c-typeck.c (convert_for_assignment): Give a note describing what
6129 was passed and what was expected.
6131 2008-08-28 Joey Ye <joey.ye@intel.com>
6133 * doc/extend.texi: Document AVX built-in functions.
6134 * doc/invoke.texi: Document -mavx.
6136 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
6137 Joey Ye <joey.ye@intel.com>
6138 Xuepeng Guo <xuepeng.guo@intel.com>
6140 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
6142 * config/i386/cpuid.h (bit_FMA): New.
6143 (bit_XSAVE): Likewise.
6144 (bit_OSXSAVE): Likewise.
6145 (bit_AVX): Likewise.
6147 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
6148 define. Use ASM_OUTPUT_AVX_PREFIX.
6150 * config/i386/gmmintrin.h: New.
6152 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
6153 (OPTION_MASK_ISA_AVX_SET): New.
6154 (OPTION_MASK_ISA_FMA_SET): Likewise.
6155 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
6156 (OPTION_MASK_ISA_FMA_SET): Likewise.
6157 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
6158 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
6159 (pta_flags): Add PTA_AVX and PTA_FMA.
6160 (override_options): Handle PTA_AVX and PTA_FMA.
6161 (init_cumulative_args): Handle warn_avx.
6162 (classify_argument): Return 0 for COImode and OImode. Return
6163 1 and X86_64_AVX_CLASS for 256bit vector types.
6164 (examine_argument): Handle X86_64_AVX_CLASS.
6165 (construct_container): Likewise.
6166 (function_arg_advance_32): Pass OImode and 256bit vector types
6168 (function_arg_advance_64): Take a new argument to indicate if a
6169 parameter is named. Handle 256bit vector types. Return
6170 immediately for unnamed 256bit vector mode parameters.
6171 (function_arg_advance): Updated.
6172 (function_arg_32): Add comments for TImode. Handle OImode
6173 and 256bit vector types.
6174 (function_arg_64): Take a new argument to indicate if a
6175 parameter is named. Handle 256bit vector types. Return NULL
6176 for unnamed 256bit vector mode parameters.
6177 (function_arg): Updated.
6178 (setup_incoming_varargs_64): Support
6179 AVX encoding for *sse_prologue_save_insn.
6180 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
6181 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
6182 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
6183 enabled, otherwise return -3.
6184 (standard_sse_constant_opcode): Handle AVX and 256bit vector
6186 (print_reg): Support AVX registers. Handle 'x' and 't'.
6187 Handle 'd' to duplicate the operand.
6188 (print_operand): Likewise. Also support AVX vector compare
6190 (output_387_binary_op): Support AVX.
6191 (output_fp_compare): Likewise.
6192 (ix86_expand_vector_move_misalign): Likewise.
6193 (ix86_attr_length_vex_default): New.
6194 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
6195 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
6196 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
6197 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
6198 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
6199 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
6200 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
6201 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
6202 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
6203 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
6204 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
6205 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
6206 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
6207 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
6208 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
6209 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
6210 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
6211 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
6212 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
6213 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
6214 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
6215 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
6216 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
6217 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
6218 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
6219 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
6220 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
6221 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
6222 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
6223 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
6224 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
6225 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
6226 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
6227 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
6228 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
6229 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
6230 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
6231 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
6232 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
6233 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
6234 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
6235 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
6236 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
6237 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
6238 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
6239 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
6240 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
6241 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
6242 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
6243 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
6244 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
6245 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
6246 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
6247 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
6248 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
6249 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
6250 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
6251 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
6252 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
6253 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
6254 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
6255 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
6256 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
6257 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
6258 and IX86_BUILTIN_MOVMSKPS256,
6259 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
6260 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
6261 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
6262 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
6263 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
6264 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
6265 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
6266 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
6267 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
6268 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
6269 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
6270 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
6271 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
6272 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
6273 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
6274 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
6275 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
6276 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
6277 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
6278 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
6279 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
6280 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
6281 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
6282 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
6283 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
6284 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
6285 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
6286 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
6287 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
6288 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
6289 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
6290 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
6291 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
6292 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
6293 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
6294 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
6295 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
6296 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
6297 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
6298 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
6299 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
6300 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
6301 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
6302 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
6303 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
6304 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
6305 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
6306 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
6307 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
6308 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
6309 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
6310 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
6311 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
6312 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
6313 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
6314 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
6315 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
6316 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
6318 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
6319 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
6320 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
6321 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
6322 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
6323 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
6324 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
6325 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
6326 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
6327 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
6328 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
6329 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
6330 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
6331 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
6332 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
6333 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
6334 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
6335 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
6336 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
6337 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
6338 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
6339 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
6340 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
6341 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
6342 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
6343 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
6344 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
6345 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
6346 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
6347 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
6348 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
6349 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
6350 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
6351 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
6352 IX86_BUILTIN_MOVMSKPS256.
6353 (ix86_init_mmx_sse_builtins): Support AVX builtins.
6354 (ix86_expand_args_builtin): Likewise.
6355 (ix86_expand_special_args_builtin): Likewise.
6356 (ix86_hard_regno_mode_ok): Handle AVX modes.
6357 (ix86_expand_vector_init_duplicate): Likewise.
6358 (ix86_expand_vector_init_one_nonzero): Likewise.
6359 (ix86_expand_vector_init_one_var): Likewise.
6360 (ix86_expand_vector_init_concat): Likewise.
6361 (ix86_expand_vector_init_general): Likewise.
6362 (ix86_expand_vector_set): Likewise.
6363 (ix86_vector_mode_supported_p): Likewise.
6364 (x86_extended_reg_mentioned_p): Check INSN_P before using
6367 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
6368 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
6370 * config/i386/i386.h (TARGET_AVX): New.
6371 (TARGET_FMA): Likewise.
6372 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
6373 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
6374 (VALID_AVX256_REG_MODE): New.
6375 (AVX256_VEC_FLOAT_MODE_P): Likewise.
6376 (AVX_FLOAT_MODE_P): Likewise.
6377 (AVX128_VEC_FLOAT_MODE_P): Likewise.
6378 (AVX256_VEC_FLOAT_MODE_P): Likewise.
6379 (AVX_VEC_FLOAT_MODE_P): Likewise.
6380 (ASM_OUTPUT_AVX_PREFIX): Likewise.
6381 (ASM_OUTPUT_OPCODE): Likewise.
6382 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
6384 (SSE_REG_MODE_P): Allow 256bit vector modes.
6385 (ix86_args): Add a warn_avx field.
6387 * config/i386/i386.md (UNSPEC_PCMP): New.
6388 (UNSPEC_VPERMIL): Likewise.
6389 (UNSPEC_VPERMIL2): Likewise.
6390 (UNSPEC_VPERMIL2F128): Likewise.
6391 (UNSPEC_MASKLOAD): Likewise.
6392 (UNSPEC_MASKSTORE): Likewise.
6393 (UNSPEC_CAST): Likewise.
6394 (UNSPEC_VTESTP): Likewise.
6395 (UNSPECV_VZEROALL): Likewise.
6396 (UNSPECV_VZEROUPPER): Likewise.
6397 (XMM0_REG): Likewise.
6398 (XMM1_REG): Likewise.
6399 (XMM2_REG): Likewise.
6400 (XMM3_REG): Likewise.
6401 (XMM4_REG): Likewise.
6402 (XMM5_REG): Likewise.
6403 (XMM6_REG): Likewise.
6404 (XMM8_REG): Likewise.
6405 (XMM9_REG): Likewise.
6406 (XMM10_REG): Likewise.
6407 (XMM11_REG): Likewise.
6408 (XMM12_REG): Likewise.
6409 (XMM13_REG): Likewise.
6410 (XMM14_REG): Likewise.
6411 (XMM15_REG): Likewise.
6413 (prefix_vex_imm8): Likewise.
6414 (prefix_vex_w): Likewise.
6415 (length_vex): Likewise.
6418 (*avx_ashlti3): Likewise.
6419 (*avx_lshrti3): Likewise.
6420 (*avx_setcc<mode>): Likewise.
6421 (*fop_<mode>_comm_mixed_avx): Likewise.
6422 (*fop_<mode>_comm_avx): Likewise.
6423 (*fop_<mode>_1_mixed_avx): Likewise.
6424 (*fop_<mode>_1_avx): Likewise.
6425 (*avx_<code><mode>3): Likewise.
6426 (*avx_ieee_smin<mode>3): Likewise.
6427 (*avx_ieee_smax<mode>3): Likewise.
6428 (mode): Add OI, V8SF and V4DF.
6429 (length): Support VEX prefix.
6430 (*cmpfp_i_mixed): Set prefix attribute.
6431 (*cmpfp_i_sse): Likewise.
6432 (*cmpfp_iu_mixed): Likewise.
6433 (*cmpfp_iu_sse): Likewise.
6434 (*movsi_1): Support AVX.
6435 (*movdi_2): Likewise.
6436 (*movdi_1_rex64): Likewise.
6437 (*movti_internal): Likewise.
6438 (*movti_rex64): Likewise.
6439 (*movsf_1): Likewise.
6440 (*movdf_nointeger): Likewise.
6441 (*movdf_integer_rex64): Likewise.
6442 (*movtf_internal): Likewise.
6443 (zero_extendsidi2_32): Likewise.
6444 (zero_extendsidi2_rex64): Likewise.
6445 (*extendsfdf2_mixed): Likewise.
6446 (*extendsfdf2_sse): Likewise.
6447 (*truncdfsf_fast_mixed): Likewise.
6448 (*truncdfsf_fast_sse): Likewise.
6449 (*truncdfsf_mixed): Likewise.
6450 (fix_trunc<mode>di_sse): Likewise.
6451 (fix_trunc<mode>si_sse): Likewise.
6452 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
6453 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
6454 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
6455 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
6456 (*rcpsf2_sse): Likewise.
6457 (*rsqrtsf2_sse): Likewise.
6458 (*sqrt<mode>2_sse): Likewise.
6459 (sse4_1_round<mode>2): Likewise.
6460 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
6461 Support AVX. Set length attribute properly for AVX.
6463 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
6464 (VECTOR_MODES (FLOAT, 32)): Likewise.
6465 (VECTOR_MODE (INT, DI, 8)): Likewise.
6466 (VECTOR_MODE (INT, HI, 32)): Likewise.
6467 (VECTOR_MODE (INT, QI, 64)): Likewise.
6468 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
6469 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
6470 (VECTOR_MODE (INT, DI, 4)): Removed.
6471 (VECTOR_MODE (INT, SI, 8)): Likewise.
6472 (VECTOR_MODE (INT, HI, 16)): Likewise.
6473 (VECTOR_MODE (INT, QI, 32)): Likewise.
6474 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
6475 (INT_MODE (OI, 32)): Likewise.
6477 * config/i386/i386.opt (mavx): New.
6480 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
6482 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
6483 (*mov<mode>_internal_avx): New.
6484 (*movv2sf_internal_rex64_avx): Likewise.
6485 (*movv2sf_internal_avx): Likewise.
6487 * config/i386/predicates.md (const_4_to_5_operand): New.
6488 (const_6_to_7_operand): Likewise.
6489 (const_8_to_11_operand): Likewise.
6490 (const_12_to_15_operand): Likewise.
6491 (avx_comparison_float_operator): Likewise.
6493 * config/i386/sse.md (AVX256MODEI): New.
6494 (AVX256MODE): Likewise.
6495 (AVXMODEQI): Likewise.
6496 (AVXMODE): Likewise.
6497 (AVX256MODEF2P): Likewise.
6498 (AVX256MODE2P): Likewise.
6499 (AVX256MODE4P): Likewise.
6500 (AVX256MODE8P): Likewise.
6501 (AVXMODEF2P): Likewise.
6502 (AVXMODEF4P): Likewise.
6503 (AVXMODEDCVTDQ2PS): Likewise.
6504 (AVXMODEDCVTPS2DQ): Likewise.
6505 (avxvecmode): Likewise.
6506 (avxvecpsmode): Likewise.
6507 (avxhalfvecmode): Likewise.
6508 (avxscalarmode): Likewise.
6509 (avxcvtvecmode): Likewise.
6510 (avxpermvecmode): Likewise.
6511 (avxmodesuffixf2c): Likewise.
6512 (avxmodesuffixp): Likewise.
6513 (avxmodesuffixs): Likewise.
6514 (avxmodesuffix): Likewise.
6515 (vpermilbits): Likewise.
6516 (pinsrbits): Likewise.
6517 (mov<mode>): Likewise.
6518 (*mov<mode>_internal): Likewise.
6519 (push<mode>1): Likewise.
6520 (movmisalign<mode>): Likewise.
6521 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6522 (avx_movdqu<avxmodesuffix>): Likewise.
6523 (avx_lddqu<avxmodesuffix>): Likewise.
6524 (<plusminus_insn><mode>3): Likewise.
6525 (*avx_<plusminus_insn><mode>3): Likewise.
6526 (*avx_vm<plusminus_insn><mode>3): Likewise.
6527 (mul<mode>3): Likewise.
6528 (*avx_mul<mode>3): Likewise.
6529 (*avx_vmmul<mode>3): Likewise.
6530 (divv8sf3): Likewise.
6531 (divv4df3): Likewise.
6532 (avx_div<mode>3): Likewise.
6533 (*avx_div<mode>3): Likewise.
6534 (*avx_vmdiv<mode>3): Likewise.
6535 (avx_rcpv8sf2): Likewise.
6536 (*avx_vmrcpv4sf2): Likewise.
6537 (sqrtv8sf2): Likewise.
6538 (avx_sqrtv8sf2): Likewise.
6539 (*avx_vmsqrt<mode>2): Likewise.
6540 (rsqrtv8sf2): Likewise.
6541 (avx_rsqrtv8sf2): Likewise.
6542 (*avx_vmrsqrtv4sf2): Likewise.
6543 (<code><mode>3): Likewise.
6544 (*avx_<code><mode>3_finite): Likewise.
6545 (*avx_<code><mode>3): Likewise.
6546 (*avx_vm<code><mode>3): Likewise.
6547 (*avx_ieee_smin<mode>3): Likewise.
6548 (*avx_ieee_smax<mode>3): Likewise.
6549 (avx_addsubv8sf3): Likewise.
6550 (avx_addsubv4df3): Likewise.
6551 (*avx_addsubv4sf3): Likewise.
6552 (*avx_addsubv2df3): Likewise.
6553 (avx_h<plusminus_insn>v4df3): Likewise.
6554 (avx_h<plusminus_insn>v8sf3): Likewise.
6555 (*avx_h<plusminus_insn>v4sf3): Likewise.
6556 (*avx_h<plusminus_insn>v2df3): Likewise.
6557 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
6558 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
6559 (*avx_maskcmp<mode>3): Likewise.
6560 (avx_nand<mode>3): Likewise.
6561 (*avx_<code><mode>3): Likewise.
6562 (*avx_nand<mode>3): Likewise.
6563 (*avx_<code><mode>3): Likewise.
6564 (*avx_cvtsi2ss): Likewise.
6565 (*avx_cvtsi2ssq): Likewise.
6566 (*avx_cvtsi2sd): Likewise.
6567 (*avx_cvtsi2sdq): Likewise.
6568 (*avx_cvtsd2ss): Likewise.
6569 (avx_cvtss2sd): Likewise.
6570 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
6571 (avx_cvtps2dq<avxmodesuffix>): Likewise.
6572 (avx_cvttps2dq<avxmodesuffix>): Likewise.
6573 (*avx_cvtsi2sd): Likewise.
6574 (*avx_cvtsi2sdq): Likewise.
6575 (avx_cvtdq2pd256): Likewise.
6576 (avx_cvtpd2dq256): Likewise.
6577 (avx_cvttpd2dq256): Likewise.
6578 (*avx_cvtsd2ss): Likewise.
6579 (*avx_cvtss2sd): Likewise.
6580 (avx_cvtpd2ps256): Likewise.
6581 (avx_cvtps2pd256): Likewise.
6582 (*avx_movhlps): Likewise.
6583 (*avx_movlhps): Likewise.
6584 (avx_unpckhps256): Likewise.
6585 (*avx_unpckhps): Likewise.
6586 (avx_unpcklps256): Likewise.
6587 (*avx_unpcklps): Likewise.
6588 (avx_movshdup256): Likewise.
6589 (avx_movsldup256): Likewise.
6590 (avx_shufps256): Likewise.
6591 (avx_shufps256_1): Likewise.
6592 (*avx_shufps_<mode>): Likewise.
6593 (*avx_loadhps): Likewise.
6594 (*avx_storelps): Likewise.
6595 (*avx_loadlps): Likewise.
6596 (*avx_movss): Likewise.
6597 (*vec_dupv4sf_avx): Likewise.
6598 (*vec_concatv2sf_avx): Likewise.
6599 (*vec_concatv4sf_avx): Likewise.
6600 (*vec_setv4sf_0_avx): Likewise.
6601 (*vec_setv4sf_avx): Likewise.
6602 (*avx_insertps): Likewise.
6603 (avx_vextractf128<mode>): Likewise.
6604 (vec_extract_lo_<mode>): Likewise.
6605 (vec_extract_hi_<mode>): Likewise.
6606 (vec_extract_lo_<mode>): Likewise.
6607 (vec_extract_hi_<mode>): Likewise.
6608 (vec_extract_lo_v16hi): Likewise.
6609 (vec_extract_hi_v16hi): Likewise.
6610 (vec_extract_lo_v32qi): Likewise.
6611 (vec_extract_hi_v32qi): Likewise.
6612 (avx_unpckhpd256): Likewise.
6613 (*avx_unpckhpd): Likewise.
6614 (avx_movddup256): Likewise.
6615 (*avx_movddup): Likewise.
6616 (avx_unpcklpd256): Likewise.
6617 (*avx_unpcklpd): Likewise.
6618 (avx_shufpd256): Likewise.
6619 (avx_shufpd256_1): Likewise.
6620 (*avx_punpckhqdq): Likewise.
6621 (*avx_punpcklqdq): Likewise.
6622 (*avx_shufpd_<mode>): Likewise.
6623 (*avx_storehpd): Likewise.
6624 (*avx_loadhpd): Likewise.
6625 (*avx_loadlpd): Likewise.
6626 (*avx_movsd): Likewise.
6627 (*vec_concatv2df_avx): Likewise.
6628 (*avx_<plusminus_insn><mode>3): Likewise.
6629 (*avx_<plusminus_insn><mode>3): Likewise.
6630 (*avx_mulv8hi3): Likewise.
6631 (*avxv8hi3_highpart): Likewise.
6632 (*avx_umulv8hi3_highpart): Likewise.
6633 (*avx_umulv2siv2di3): Likewise.
6634 (*avx_mulv2siv2di3): Likewise.
6635 (*avx_pmaddwd): Likewise.
6636 (*avx_mulv4si3): Likewise.
6637 (*avx_ashr<mode>3): Likewise.
6638 (*avx_lshr<mode>3): Likewise.
6639 (*avx_ashl<mode>3): Likewise.
6640 (*avx_<code><mode>3): Likewise.
6641 (*avx_eq<mode>3): Likewise.
6642 (*avx_gt<mode>3): Likewise.
6643 (*avx_nand<mode>3): Likewise.
6644 (*avx_nand<mode>3): Likewise.
6645 (*avx_<code><mode>3): Likewise.
6646 (*avx_<code><mode>3): Likewise.
6647 (*avx_packsswb): Likewise.
6648 (*avx_packssdw): Likewise.
6649 (*avx_packuswb): Likewise.
6650 (*avx_punpckhbw): Likewise.
6651 (*avx_punpcklbw): Likewise.
6652 (*avx_punpckhwd): Likewise.
6653 (*avx_punpcklwd): Likewise.
6654 (*avx_punpckhdq): Likewise.
6655 (*avx_punpckldq): Likewise.
6656 (*avx_pinsr<avxmodesuffixs>): Likewise.
6657 (*avx_pinsrq): Likewise.
6658 (*avx_loadld): Likewise.
6659 (*vec_extractv2di_1_rex64_avx): Likewise.
6660 (*vec_extractv2di_1_avx): Likewise.
6661 (*vec_dupv2di_avx): Likewise.
6662 (*vec_concatv2si_avx): Likewise.
6663 (*vec_concatv4si_1_avx): Likewise.
6664 (*vec_concatv2di_avx): Likewise.
6665 (*vec_concatv2di_rex64_avx): Likewise.
6666 (*avx_uavgv16qi3): Likewise.
6667 (*avx_uavgv8hi3): Likewise.
6668 (*avx_psadbw): Likewise.
6669 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
6670 (*avx_phaddwv8hi3): Likewise.
6671 (*avx_phadddv4si3): Likewise.
6672 (*avx_phaddswv8hi3): Likewise.
6673 (*avx_phsubwv8hi3): Likewise.
6674 (*avx_phsubdv4si3): Likewise.
6675 (*avx_phsubswv8hi3): Likewise.
6676 (*avx_pmaddubsw128): Likewise.
6677 (*avx_pmulhrswv8hi3): Likewise.
6678 (*avx_pshufbv16qi3): Likewise.
6679 (*avx_psign<mode>3): Likewise.
6680 (*avx_palignrti): Likewise.
6681 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6682 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6683 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6684 (*avx_mpsadbw): Likewise.
6685 (*avx_packusdw): Likewise.
6686 (*avx_pblendvb): Likewise.
6687 (*avx_pblendw): Likewise.
6688 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6689 (avx_ptest256): Likewise.
6690 (avx_roundp<avxmodesuffixf2c>256): Likewise.
6691 (*avx_rounds<ssemodesuffixf2c>): Likewise.
6692 (*avx_aesenc): Likewise.
6693 (*avx_aesenclast): Likewise.
6694 (*avx_aesdec): Likewise.
6695 (*avx_aesdeclast): Likewise.
6696 (avx_vzeroupper): Likewise.
6697 (avx_vzeroupper_rex64): Likewise.
6698 (avx_vpermil<mode>): Likewise.
6699 (avx_vpermilvar<mode>3): Likewise.
6700 (avx_vpermil2<mode>3): Likewise.
6701 (avx_vperm2f128<mode>3): Likewise.
6702 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6703 (avx_vbroadcastss256): Likewise.
6704 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
6705 (avx_vinsertf128<mode>): Likewise.
6706 (vec_set_lo_<mode>): Likewise.
6707 (vec_set_hi_<mode>): Likewise.
6708 (vec_set_lo_<mode>): Likewise.
6709 (vec_set_hi_<mode>): Likewise.
6710 (vec_set_lo_v16hi): Likewise.
6711 (vec_set_hi_v16hi): Likewise.
6712 (vec_set_lo_v32qi): Likewise.
6713 (vec_set_hi_v32qi): Likewise.
6714 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6715 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6716 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
6717 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
6718 (vec_init<mode>): Likewise.
6719 (*vec_concat<mode>_avx): Likewise.
6720 (blendbits): Support V8SF and V4DF.
6721 (sse2_movq128): Support AVX.
6722 (<sse>_movnt<mode>): Likewise.
6723 (sse2_movntv2di): Likewise.
6724 (sse_rcpv4sf2): Likewise.
6725 (sse_sqrtv4sf2): Likewise.
6726 (sse_rsqrtv4sf2): Likewise.
6727 (<sse>_comi): Likewise.
6728 (<sse>_ucomi): Likewise.
6729 (sse_cvtss2si): Likewise.
6730 (sse_cvtss2si_2): Likewise.
6731 (sse_cvtss2siq): Likewise.
6732 (sse_cvtss2siq_2): Likewise.
6733 (sse_cvttss2si): Likewise.
6734 (sse_cvttss2siq): Likewise.
6735 (sse2_cvtsd2si): Likewise.
6736 (sse2_cvtsd2si_2): Likewise.
6737 (sse2_cvtsd2siq): Likewise.
6738 (sse2_cvtsd2siq_2): Likewise.
6739 (sse2_cvttsd2si): Likewise.
6740 (sse2_cvttsd2siq): Likewise.
6741 (sse2_cvtdq2pd): Likewise.
6742 (*sse2_cvtpd2dq): Likewise.
6743 (*sse2_cvttpd2dq): Likewise.
6744 (*sse2_cvtpd2ps): Likewise.
6745 (sse2_cvtps2pd): Likewise.
6746 (sse3_movshdup): Likewise.
6747 (sse3_movsldup): Likewise.
6748 (sse_storehps): Likewise.
6749 (*sse4_1_extractps): Likewise.
6750 (sse2_storelpd): Likewise.
6751 (vec_dupv2df_sse3): Likewise.
6752 (*vec_concatv2df_sse3): Likewise.
6753 (*sse4_1_pextrb): Likewise.
6754 (*sse4_1_pextrb_memory): Likewise.
6755 (*sse2_pextrw): Likewise.
6756 (*sse4_1_pextrw_memory): Likewise.
6757 (*sse4_1_pextrd): Likewise.
6758 (*sse4_1_pextrq): Likewise.
6759 (sse2_pshufd_1): Likewise.
6760 (sse2_pshuflw_1): Likewise.
6761 (sse2_pshufhw_1): Likewise.
6762 (*sse2_storeq_rex64): Likewise.
6763 (*vec_dupv4si): Likewise.
6764 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
6765 (sse2_pmovmskb): Likewise.
6766 (*sse2_maskmovdqu): Likewise.
6767 (*sse2_maskmovdqu_rex64): Likewise.
6768 (sse_ldmxcsr): Likewise.
6769 (sse_stmxcsr): Likewise.
6770 (abs<mode>2): Likewise.
6771 (sse4_1_movntdqa): Likewise.
6772 (sse4_1_phminposuw): Likewise.
6773 (sse4_1_extendv8qiv8hi2): Likewise.
6774 (*sse4_1_extendv8qiv8hi2): Likewise.
6775 (sse4_1_extendv4qiv4si2): Likewise.
6776 (*sse4_1_extendv4qiv4si2): Likewise.
6777 (sse4_1_extendv2qiv2di2): Likewise.
6778 (*sse4_1_extendv2qiv2di2): Likewise.
6779 (sse4_1_extendv4hiv4si2): Likewise.
6780 (*sse4_1_extendv4hiv4si2): Likewise.
6781 (sse4_1_extendv2hiv2di2): Likewise.
6782 (*sse4_1_extendv2hiv2di2): Likewise.
6783 (sse4_1_extendv2siv2di2): Likewise.
6784 (*sse4_1_extendv2siv2di2): Likewise.
6785 (sse4_1_zero_extendv8qiv8hi2): Likewise.
6786 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
6787 (sse4_1_zero_extendv4qiv4si2): Likewise.
6788 (*sse4_1_zero_extendv4qiv4si2): Likewise.
6789 (sse4_1_zero_extendv2qiv2di2): Likewise.
6790 (*sse4_1_zero_extendv2qiv2di2): Likewise.
6791 (sse4_1_zero_extendv4hiv4si2): Likewise.
6792 (*sse4_1_zero_extendv4hiv4si2): Likewise.
6793 (sse4_1_zero_extendv2hiv2di2): Likewise.
6794 (*sse4_1_zero_extendv2hiv2di2): Likewise.
6795 (sse4_1_zero_extendv2siv2di2): Likewise.
6796 (*sse4_1_zero_extendv2siv2di2): Likewise.
6797 (sse4_1_ptest): Likewise.
6798 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
6799 (sse4_2_pcmpestri): Likewise.
6800 (sse4_2_pcmpestrm): Likewise.
6801 (sse4_2_pcmpistri): Likewise.
6802 (sse4_2_pcmpistrm): Likewise.
6804 (aeskeygenassist): Likewise.
6806 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
6808 * config/i386/predicates.md (vzeroall_operation): New.
6810 * config/i386/sse.md (avx_vzeroall): New.
6811 (*avx_vzeroall): Likewise.
6813 2008-08-28 Paul Brook <paul@codesourcery.com>
6814 Mark Shinwell <shinwell@codesourcery.com>
6815 Richard Earnshaw <richard.earnshaw@arm.com>
6817 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
6818 (TARGET_MIN_ANCHOR_OFFSET): New.
6819 (arm_override_options): Set correct anchor ranges for Thumb-1
6820 and Thumb-2 if required.
6821 (legitimize_pic_address): Handle case involving a TLS symbol
6822 reference with an addend.
6823 (arm_optimization_options): Enable section anchors at -O1 and
6825 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
6826 * config/arm/arm-protos.h (arm_optimization_options): New.
6828 2008-08-28 Nick Clifton <nickc@redhat.com>
6830 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
6831 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
6834 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
6835 * config/v850/v850.md (return): Remove frame size restriction.
6837 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
6839 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
6841 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
6843 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
6845 2008-08-28 Paul Brook <paul@codesourcery.com>
6847 * config/arm/vfp11.md: Update license notice.
6848 * config/arm/cortex-r4.md: Ditto.
6850 2008-08-28 Richard Guenther <rguenther@suse.de>
6852 PR tree-optimization/37207
6853 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
6856 2008-08-28 Dodji Seketeli <dodji@redhat.com>
6859 * tree.c (int_fits_type_p): Don't forget unsigned integers
6860 of type sizetype which higher end word equals -1.
6862 2008-08-28 Ira Rosen <irar@il.ibm.com>
6864 * target.h (struct vectorize): Add new target builtin.
6865 * tree-vectorizer.c (destroy_loop_vec_info): Call
6866 vect_free_slp_instance instead of vect_free_slp_node.
6867 * tree-vectorizer.h (enum slp_load_perm_type): New.
6868 (struct _slp_instance): Add new fields.
6869 (SLP_INSTANCE_LOAD_PERMUTATION): New.
6870 (SLP_INSTANCE_LOADS): New.
6871 (vect_free_slp_tree): Remove.
6872 (vect_free_slp_instance): Declare.
6873 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
6874 (vectorizable_load): Add argument.
6875 (vect_transform_slp_perm_load): New.
6876 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
6878 (vect_get_place_in_interleaving_chain): New function.
6879 (vect_free_slp_tree): Make static.
6880 (vect_free_slp_instance): New function.
6881 (vect_build_slp_tree): Add new arguments. Allow load permutations and
6882 collect the load location in the interleaving chain.
6883 (vect_supported_slp_permutation_p): New function.
6884 (vect_supported_load_permutation_p): Likewise.
6885 (vect_analyze_slp_instance): In case of loads permutation, call
6886 vect_supported_load_permutation_p to check that the permutation is
6888 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
6889 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
6890 (vect_create_mask_and_perm): New function.
6891 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
6892 (vectorizable_load): Add an argument. Don't keep the created vectors
6893 statements in the node if permutation is required. Call
6894 vect_transform_slp_perm_load to generate the permutation.
6895 (vect_transform_stmt): Add new argument. Call vectorizable_load with
6896 additional argument.
6897 (vect_schedule_slp_instance): In case of loads permutation, allocate
6898 vectorized statements structure for all the related SLP nodes. Call
6899 vect_transform_stmt with addditional argument.
6900 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
6901 * config/spu/spu.c (spu_builtin_vec_perm): New.
6902 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
6903 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
6904 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
6905 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
6907 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
6909 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
6910 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
6911 __gthread_cond_signal, __gthread_cond_timedwait,
6912 __gthread_cond_timedwait_recursive): New functions.
6913 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
6915 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
6918 2008-08-28 Richard Guenther <rguenther@suse.de>
6921 * fold-const.c (maybe_canonicalize_comparison_1): Require
6922 undefined overflow only for canonicalizing A +- CST cmp CST.
6923 Make sure to not generate new constants that are not inside
6924 their TYPE_MIN/MAX_VALUE range.
6925 (maybe_canonicalize_comparison): Remove undefined overflow
6927 (fold_binary): Remove now duplicate folding.
6929 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
6931 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
6932 use not updated in the last change.
6934 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
6936 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
6937 (IRA_COVER_CLASSES): Add FPUL_REGS.
6939 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6942 * c-common.c (conversion_warning): Check for null operands.
6944 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6947 * c-decl.c (check_for_loop_decls): Improve error message. Give
6950 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6953 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
6954 (convert_for_assignment): Pass corrent OPT_W* parameter to
6955 WARN_FOR_ASSIGNMENT.
6957 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
6960 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
6962 2008-08-27 Paul Brook <paul@codesourcery.com>
6964 * config.gcc: Loosen checks for arm uclinux eabi targets.
6966 2008-08-27 Paul Brook <paul@codesourcery.com>
6968 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
6970 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
6972 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
6974 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
6975 the enumerators of an ENUMERAL_TYPE.
6976 * dbxout.c (dbxout_type): Ditto.
6978 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
6981 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
6982 (fwprop_addr): Check that the loop_father is not the outer loop.
6984 2008-08-26 Paul Brook <paul@codesourcery.com>
6986 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
6987 Remove documentation entry for fmul type.
6988 Use fmuls to annotate single-precision multiplication patterns,
6989 fmuld to annotate double-precision multiplication patterns,
6990 fmacs to annotate single-precision multiply-accumulate patterns
6991 and fmacd to annotate double-precision multiply-accumulate patterns.
6992 * config/arm/vfp11.md: Update reservations accordingly.
6993 * config/arm/arm.md: Note that certain values of the "type"
6994 attribute are documented in vfp.md.
6995 * config/arm/arm1020e.md: Remove out of date duplicate comment.
6996 (v10_cvt): Use new fmul types.
6998 2008-08-26 Paul Brook <paul@codesourcery.com>
7000 * config/arm/vfp.md: Move pipeline description for VFP11 to...
7001 * config/arm/vfp11.md: ...here. New.
7002 * config/arm/arm.md: Include vfp11.md.
7004 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
7006 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
7007 parameter to inform call.
7009 2008-08-26 Jeff Law <law@redhat.com>
7011 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
7012 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
7013 preferred class when copying a constant into a partial word register.
7015 2008-08-26 Ben Elliston <bje@au.ibm.com>
7017 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
7018 * cp/typeck.c: Likewise.
7019 * cp/tree.c: Likewise.
7020 * gimple-low.c: Likewise.
7023 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
7025 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
7026 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
7028 * doc/passes.texi: Describe IRA.
7030 * doc/tm.texi (IRA_COVER_CLASSES,
7031 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
7033 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
7034 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
7035 -fira-propagate-cost, -fno-ira-share-save-slots,
7036 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
7038 * flags.h (ira_algorithm): New enumeration.
7039 (flag_ira_algorithm, flag_ira_verbose): New external variable
7042 * postreload.c (gate_handle_postreload): Don't do post reload
7043 optimizations unless the reload is completed.
7045 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
7048 * tree-pass.h (pass_ira): New external variable declaration.
7050 * reload.h: Add 2008 to the Copyright.
7052 * cfgloopanal.c: Include params.h.
7053 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
7056 * params.h (IRA_MAX_LOOPS_NUM): New macro.
7058 * toplev.c (ira.h): New include.
7059 (flag_ira_algorithm, flag_ira_verbose): New external variables.
7060 (backend_init_target): Call ira_init.
7061 (backend_init): Call ira_init_once.
7062 (finalize): Call finish_ira_once.
7064 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
7065 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
7068 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
7069 may_move_out_cost): New external variable declarations.
7070 (move_table): New typedef.
7072 * caller-save.c: Include headers output.h and ira.h.
7073 (no_caller_save_reg_set): New global variable.
7074 (save_slots_num, save_slots): New variables.
7075 (reg_save_code, reg_restore_code, add_stored_regs): Add
7077 (init_caller_save): Set up no_caller_save_reg_set.
7078 (init_save_areas): Reset save_slots_num.
7079 (saved_hard_reg): New structure.
7080 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
7081 (initiate_saved_hard_regs, new_saved_hard_reg,
7082 finish_saved_hard_regs, saved_hard_reg_compare_func): New
7084 (setup_save_areas): Add code for sharing stack slots.
7085 (all_blocks): New variable.
7086 (save_call_clobbered_regs): Process pseudo-register too.
7087 (mark_set_regs): Process pseudo-register too.
7088 (insert_one_insn): Put the insn after bb note in a empty basic
7089 block. Add insn check.
7091 * global.c (eliminable_regset): Make it external.
7092 (mark_elimination): Use DF_LR_IN for IRA.
7093 (pseudo_for_reload_consideration_p): New.
7094 (build_insn_chain): Make it external. Don't ignore spilled
7095 pseudos for IRA. Use pseudo_for_reload_consideration_p.
7096 (gate_handle_global_alloc): New function.
7097 (pass_global_alloc): Add the gate function.
7099 * opts.c (decode_options): Set up flag_ira. Print the warning for
7101 (common_handle_option): Process -fira-algorithm and -fira-verbose.
7103 * timevar.def (TV_IRA, TV_RELOAD): New passes.
7105 * regmove.c (regmove_optimize): Don't do replacement of output for
7108 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
7109 New external variable declarations.
7111 * local-alloc.c (update_equiv_regs): Make it external. Return
7112 true if jump label rebuilding should be done. Rescan new_insn for
7114 (gate_handle_local_alloc): New function.
7115 (pass_local_alloc): Add the gate function.
7117 * alias.c (value_addr_p, stack_addr_p): New functions.
7118 (nonoverlapping_memrefs_p): Use them for IRA.
7120 * common.opt (fira, fira-algorithm, fira-coalesce,
7121 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
7122 fira-verbose): New options.
7124 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
7125 move_cost, may_move_in_cost, may_move_out_cost): Make the
7127 (move_table): Remove typedef.
7128 (init_move_cost): Make it external.
7129 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
7132 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
7133 setup_reg_classes): New function prototypes.
7134 (eliminable_regset): New external variable declaration.
7135 (build_insn_chain, update_equiv_regs): New function prototypes.
7137 * Makefile.in (IRA_INT_H): New definition.
7138 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
7139 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
7140 (reload1.o, toplev.o): Add dependence on ira.h.
7141 (cfgloopanal.o): Add PARAMS_H.
7142 (caller-save.o): Add dependence on output.h and ira.h.
7143 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
7144 ira-emit.o, ira-lives.o): New entries.
7146 * passes.c (pass_ira): New pass.
7148 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
7150 * reload1.c (ira.h): Include the header.
7151 (changed_allocation_pseudos): New bitmap.
7152 (init_reload): Initiate the bitmap.
7153 (compute_use_by_pseudos): Permits spilled registers in FROM.
7154 (temp_pseudo_reg_arr): New variable.
7155 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
7156 IRA. Call alter_reg with the additional parameter. Don't clear
7157 spilled_pseudos for IRA. Restore original insn chain for IRA.
7158 Clear changed_allocation_pseudos at the end of reload.
7159 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
7160 (hard_regno_to_pseudo_regno): New variable.
7161 (count_pseudo): Check spilled pseudos. Set up
7162 hard_regno_to_pseudo_regno.
7163 (count_spilled_pseudo): Check spilled pseudos. Update
7164 hard_regno_to_pseudo_regno.
7165 (find_reg): Use better_spill_reload_regno_p. Check
7166 hard_regno_to_pseudo_regno.
7167 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
7169 (eliminate_regs_1): Use additional parameter for alter_reg.
7170 (finish_spills): Set up pseudo_previous_regs only for spilled
7171 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
7172 more arguments. Don't clear live_throughout and dead_or_set for
7173 spilled pseudos. Use additional parameter for alter_reg. Call
7174 mark_allocation_change. Set up changed_allocation_pseudos.
7175 Remove sanity check.
7176 (emit_input_reload_insns, delete_output_reload): Use additional
7177 parameter for alter_reg. Call mark_allocation_change.
7178 (substitute, gen_reload_chain_without_interm_reg_p): New
7180 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
7182 * testsuite/gcc.dg/20080410-1.c: New file.
7184 * config/s390/s390.h (IRA_COVER_CLASSES,
7185 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
7187 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
7189 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
7191 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
7193 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
7195 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
7197 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
7199 2008-08-24 Jeff Law <law@redhat.com>
7200 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
7201 when ignoring unavailable registers.
7203 2008-08-24 Jeff Law <law@redhat.com>
7204 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
7205 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
7206 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
7207 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
7209 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
7210 * ira-build.c (allocno_range_compare_func): Stabilize sort.
7212 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
7213 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
7214 * reload1.c (find_reg): Process registers in register allocation order.
7216 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
7217 * toplev.c (backend_init_target): Move ira_init call from
7219 (lang_dependent_init_target): ...to here.
7221 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
7222 * ira.c (setup_class_subset_and_memory_move_costs): Don't
7223 calculate memory move costs for NO_REGS.
7225 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
7226 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
7227 STACK_REGS is defined.
7229 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
7230 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
7232 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
7233 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
7235 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
7236 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
7237 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
7240 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
7241 Dorit Nuzman <dorit@il.ibm.com>
7243 * gcc/config/spu/spu.md (vec_extract_evenv4si,
7244 vec_extract_evenv4sf, vec_extract_evenv8hi,
7245 vec_extract_evenv16qi, vec_extract_oddv4si,
7246 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
7247 vec_interleave_highv4sf, vec_interleave_lowv4sf,
7248 vec_interleave_highv4si, vec_interleave_lowv4si,
7249 vec_interleave_highv8hi, vec_interleave_lowv8hi,
7250 vec_interleave_highv16qi, vec_interleave_lowv16qi,
7251 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
7253 2008-08-25 Janis Johnson <janis187@us.ibm.com>
7256 * config/rs6000/rs6000.c (optimization_options): Don't default to
7257 section anchors without toplevel reorder.
7259 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7261 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
7262 (mfc_end_critical_section): Likewise.
7264 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7266 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
7267 all type qualifiers from element type to vector type.
7269 2008-08-25 David Daney <ddaney@avtrex.com>
7271 * config/mips/mips.md (immediate_insn): Move up in file, fix
7272 comment typo, reformat.
7273 (fetchop_bit, atomic_hiqi_op memory_barrier,
7274 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
7275 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
7276 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
7277 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
7278 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
7279 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
7280 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
7281 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
7282 sync_old_nand<mode>, sync_new_nand<mode>,
7283 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
7284 test_and_set_12): Moved to sync.md.
7286 * config/mips/sync.md: New file.
7288 2008-08-25 Richard Henderson <rth@redhat.com>
7290 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
7291 (regsave): Likewise.
7292 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
7293 (output_cfi_directive): Likewise.
7294 (div_data_align): New.
7295 (output_cfi): Use it.
7297 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
7299 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
7300 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
7301 (TARGET_OCTEON): New macro.
7302 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
7303 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
7304 (ISA_HAS_POP): New macro.
7305 * config/mips/driver-native.c (host_detect_local_cpu): Handle
7307 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
7309 * config/mips/mips.md (cpu): Add octeon.
7310 (type): Add pop attribute value.
7311 (popcount<mode>2): New pattern.
7312 * doc/invoke.texi (-march=@var{arch}): Add octeon.
7314 2008-08-24 Jan Hubicka <jh@suse.cz>
7316 * doc/invoke.texi (-fipa-cp-clone): New option.
7317 (-fipa-cp): Update docs.
7318 (--param ipcp-unit-growth):New.
7319 * ipa-cp.c: Include fibheap.h, params.h
7320 (ipcp_initialize_node_lattices): When not cloning, all externally
7321 visible functions are bottom.
7322 (ipcp_need_redirect_p): Accept clones.
7323 (ipcp_insert_stage): Use cost driven heuristics.
7324 (max_count, dead_nodes): New static vars.
7325 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
7326 ipcp_const_param_count): New functions.
7327 * common.opt (ipa-cp-clone): New command line option.
7328 * params.def (ipcp-unit-growth): New.
7330 2008-08-24 Jan Hubicka <jh@suse.cz>
7332 * tree-inline.c (tree_function_versioning): Look harder
7333 for referenced vars.
7335 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
7337 PR tree-optimization/37185
7338 * matrix-reorg.c (transform_access_sites): Update changed stmt.
7340 2008-08-23 Jan Hubicka <jh@suse.cz>
7342 * ipa-cp.c (ipcp_analyze_node): New function.
7343 (ipcp_update_cloned_node): Use it.
7344 (ipcp_init_stage): Likewise.
7345 * ipa-inline.c (function_insertion_hook_holder): New static var.
7346 (analyze_function): Break out from ....
7347 (inline_generate_summary): Here; register insertion hook.
7348 (cgraph_decide_inlining): Remove hook.
7349 (add_new_function): New function.
7351 2008-08-23 Jan Hubicka <jh@suse.cz>
7353 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
7355 2008-08-23 Jan Hubicka <jh@suse.cz>
7357 * ipa-cp.c (constant_val_insert): Remove.
7358 (ipcp_propagate_one_const): Remove.
7359 (ipcp_create_replace_map): Always insert replacements to the map.
7360 (ipcp_insert_stage): Do not try to insert statements by hand.
7361 * tree-inline.c (insert_init_stmt): Break out from ...
7362 (setup_one_parameter): ... here; allow NULL BB pointer.
7363 (tree_function_versioning): Use setup_one_parameter to process
7366 2008-08-23 Jan Hubicka <jh@suse.cz>
7368 * tree.c (decl_address_ip_invariant_p): New function.
7369 * tree.h (decl_address_ip_invariant_p): Declare.
7370 * gimple.c (strip_invariant_refs): Break out from ...
7371 (is_gimple_invariant_address): ... here
7372 (is_gimple_ip_invariant_address): New function.
7373 (is_gimple_ip_invariant): New function.
7374 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
7377 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
7378 (ipcp_lat_is_insertable): All constants are insertable.
7379 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
7380 IPA_CONST_VALUE_REF.
7381 (ipcp_initialize_node_lattices): Propagate all types of operands.
7382 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
7383 (ipcp_create_replace_map): Reformat.
7384 (ipcp_need_redirect_p): Simplify.
7385 (ipcp_insert_stage): Check that argument is used before clonning.
7386 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
7388 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
7389 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
7390 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
7391 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
7392 (jump_func_type): Remove IPA_CONST_VALUE_REF.
7393 * tree-inline.c (tree_function_versioning): Add variables referenced
7396 2008-08-23 Jan Hubicka <jh@suse.cz>
7399 * i386.c (standard_80387_constant_p): Use optimize_size.
7401 2008-08-23 Ira Rosen <irar@il.ibm.com>
7403 PR tree-optimization/37161
7404 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
7405 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
7406 (vect_determine_vectorization_factor): Move the scalar type
7407 retrieval to vect_get_smallest_scalar_type.
7408 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
7409 scalar type. Remove redundant computation.
7410 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
7411 (vect_get_slp_defs): Take the type of RHS into account if
7412 necessary by calling vect_get_smallest_scalar_type. Call
7413 vect_get_constant_vectors with additional argument.
7415 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7418 * doc/invoke.texi (Wwrite-strings): Clarify description.
7420 2008-08-23 Ira Rosen <irar@il.ibm.com>
7422 PR tree-optimization/37174
7423 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
7424 def stmt is a part of the loop before accessing its stmt_vec_info.
7426 2008-08-22 Anatoly Sokolov <aesok@post.ru>
7429 * config/avr/avr.md (UNSPEC_SWAP): New constants.
7430 (*swap): New insn pattern.
7431 (*ashlqi3): Rename from ashlqi3 insn pattern.
7432 (ashlqi3): New expanders.
7433 (*lshrqi3): Rename from lshrqi3 insn pattern.
7434 (lshrqi3): New expanders.
7435 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
7436 lshrqi3_const5, lshrqi3_const6): New splitters.
7437 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
7438 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
7441 2008-08-22 Richard Guenther <rguenther@suse.de>
7443 PR tree-optimization/37078
7444 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
7445 [+INF, +INF] ranges.
7447 2008-08-22 Richard Guenther <rguenther@suse.de>
7449 PR tree-optimization/37143
7450 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
7451 a conversion statement instead of a copy.
7453 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
7456 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
7457 CCCmode, CCOmode and CCSmode destination modes.
7460 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
7461 from different units in a single alternative.
7462 (*vec_extractv2sf_1): Ditto.
7463 (*vec_extractv2si_0): Ditto.
7464 (*vec_extractv2si_1): Ditto.
7465 * config/i386/sse.md (sse2_storehpd): Ditto.
7466 (sse2_storelpd): Ditto.
7467 (sse2_loadhpd): Ditto.
7468 (sse2_loadlpd): Ditto.
7471 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
7472 (popcountsi2): Ditto.
7473 (clzdi2_abm): Ditto.
7474 (popcountdi2): Ditto.
7475 (clzhi2_abm): Ditto.
7476 (popcounthi2): Ditto.
7478 2008-08-22 Richard Guenther <rguenther@suse.de>
7482 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
7483 if the multiplication does not overflow.
7485 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
7487 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
7489 2008-08-21 Richard Henderson <rth@redhat.com>
7491 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
7492 spurrious comma from test.
7493 * configure: Rebuild.
7495 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7498 * builtins.c (fold_builtin_next_arg): Add warning about undefined
7501 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
7503 * c-tree.h (grokfield): New argument.
7504 * c-decl.c (grokfield): Handle new location argument.
7505 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
7507 2008-08-21 Richard Guenther <rguenther@suse.de>
7509 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
7511 2008-08-21 Jan Hubicka <jh@suse.cz>
7513 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
7514 (cgraph_add_function_insertion_hook,
7515 cgraph_remove_function_insertion_hook,
7516 cgraph_call_function_insertion_hooks): New functions.
7517 * cgraph.h (cgraph_add_function_insertion_hook,
7518 cgraph_remove_function_insertion_hook,
7519 cgraph_call_function_insertion_hooks): Declare.
7520 * ipa-reference.c (function_insertion_hook_holder): New variable.
7521 (check_operand, look_for_address_of): When checking late, do not care
7522 about module bitmaps.
7523 (add_new_function): New function.
7524 (generate_summary): Register hooks; zero module bitmaps.
7525 (propagate): Unregister hooks.
7526 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
7527 (add_new_function): New function.
7528 (generate_summary): Register hook.
7529 (propagate): Remove hook.
7531 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
7533 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
7534 * ipa-cp.c (ipcp_update_cloned_node): New function.
7535 (build_const_val): Handle functions correctly; bring type logic
7536 into sync with tree-inline.c
7537 (ipcp_init_stage): Take care of computing stuff needed by
7538 indirect inlining; update clones.
7539 (ipcp_generate_summary): Break out of ipcp_driver.
7540 (ipcp_driver): Do only execution and transformation.
7541 (pass_ipa_cp): Make IPA_PASS.
7542 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
7544 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
7545 ipcp, some info is already available.
7546 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
7547 * tree-inline.c (remap_ssa_name): Unshare expression.
7549 2008-08-21 Richard Guenther <rguenther@suse.de>
7551 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
7552 a PHI ask VN if it is already available.
7553 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
7554 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
7556 2008-08-21 Richard Guenther <rguenther@suse.de>
7559 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
7560 makes sure to produce a result of the correct type.
7562 2008-08-21 Jan Hubicka <jh@suse.cz>
7563 Backport from LTO branch:
7565 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
7566 Jan Hubicka <jh@suse.cz>
7569 (init_state, finish_state, set_function_state, generate_summary):
7571 (scan_stmt): Renamed from scan_function. Changed to keep state in
7572 local static vars rather than cgraph aux field.
7573 (propagate): Renamed from static_execute. Changed to keep state in
7574 local static vars rather than cgraph aux field.
7575 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
7576 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
7578 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
7580 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
7581 * ipa-reference.c (init_function_info, generate_summary,
7582 propagate): New functions.
7583 (analyze_function): Call init_function_info.
7584 (static_execute): Stripped into generate_summary and propagate.
7585 (pass_ipa_reference): Made into ipa_opt_pass.
7587 2008-08-21 Richard Guenther <rguenther@suse.de>
7589 PR tree-optimization/37181
7590 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
7592 (extract_range_from_unary_expr): Likewise.
7594 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7596 * diagnostic.c (pedwarn_at): Rename as pedwarn.
7598 * toplev.h (pedwarn_at): Likewise.
7599 * builtins.c: Update all calls to pedwarn.
7600 * c-lex.c: Likewise.
7601 * toplev.c: Likewise.
7602 * c-tree.h: Likewise.
7603 * c-decl.c: Likewise.
7604 * c-errors.c: Likewise.
7605 * c-typeck.c: Likewise.
7606 * c-common.c: Likewise.
7607 * c-parser.c: Likewise.
7609 2008-08-20 Joseph Myers <joseph@codesourcery.com>
7612 * config/sparc/sparc.c (function_arg_slotno): Handle structure
7613 with MODE_VECTOR_INT mode.
7615 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7618 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
7619 initialized outside the current module.
7620 (warn_uninitialized_var): Ignore left-hand side when walking the
7621 trees. Ignore address expressions. Examine VUSE operands in gimple
7622 statements with a variable declaration on the right-hand side.
7624 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
7627 * rtlanal.c (subreg_offset_representable_p): Revert last change.
7629 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7632 * c-common.c (conversion_warning): Do not warn if applying bit-and
7633 operator to unsigned constant that fits in the target type.
7635 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7638 * c-common.c (conversion_warning): Do not warn for artificial
7641 2008-08-20 Richard Guenther <rguenther@suse.de>
7643 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
7644 (extract_range_from_binary_expr): Fall back to constant propagation.
7645 (extract_range_from_unary_expr): Likewise.
7647 2008-08-20 Richard Guenther <rguenther@suse.de>
7649 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
7650 with TREE_THIS_VOLATILE on shared nodes.
7651 (fold_stmt_r): Likewise.
7653 2008-08-20 Jakub Jelinek <jakub@redhat.com>
7656 * c-parser.c (c_parser_attributes): For keywords use canonical
7657 spelling for attr_name.
7659 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7661 * value-prof.c (check_counter): Revert wrong call to error.
7663 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7665 * profile.c: Update calls to inform.
7666 * value-prof.c: Update calls to inform.
7668 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7670 * diagnostic.c (inform): Add an explicit location_t parameter.
7671 * toplev.h (inform): Update declaration.
7672 * builtins.c: Update all calls to inform.
7673 * c-common.c: Likewise.
7674 * c-decl.c: Likewise.
7675 * c-opts.c: Likewise.
7676 * c-pch.c: Likewise.
7677 * c-pragma.c: Likewise.
7678 * c-typeck.c: Likewise.
7679 * coverage.c: Likewise.
7681 * toplev.c: Likewise.
7682 * tree-cfg.c: Likewise.
7683 * tree-ssa.c: Likewise.
7685 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
7688 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
7689 V2DI mode, for SSE4.1, use movq instead of vector set if the
7690 second element is zero and inter-unit moves are OK.
7692 2008-08-20 Richard Guenther <rguenther@suse.de>
7694 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
7695 properly handle conversion/copy chains after tuplification.
7697 2008-08-20 Richard Guenther <rguenther@suse.de>
7699 * passes.c (init_optimization_passes): Move the second
7700 forwprop pass before alias computation. Remove the second
7701 DCE pass. Remove the first dominator and phi copy/const
7704 2008-08-20 Nick Clifton <nickc@redhat.com>
7706 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
7707 support of this feature. Do not assume that a sufficiently new
7708 assembler will support the feature regardless of the target type.
7709 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
7710 * configure: Regenerate.
7712 2008-08-20 Richard Guenther <rguenther@suse.de>
7714 * tree-vrp.c (found_in_subgraph): Remove.
7715 (live): New global static.
7716 (live_on_edge): New function.
7717 (blocks_visited): Remove.
7718 (register_edge_assert_for_2): Use live_on_edge.
7719 (find_conditional_asserts): Remove code dealing with
7720 found_in_subgraph. Do not walk the CFG.
7721 (find_switch_asserts): Likewise.
7722 (find_assert_locations_1): Renamed from find_assert_locations.
7723 Move finding assert locations for conditional and switch
7724 statements first. Update live bitmap. Do not walk the CFG.
7725 (find_assert_locations): New function.
7726 (insert_range_assertions): Remove entry of CFG walk.
7727 Adjust call to find_assert_locations.
7728 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
7729 that only can appear because of fake exit edges but assert we
7730 never try to insert on those.
7731 (fini_pre): Do not remove fake exit edges here...
7732 (execute_pre): ...but here, before committing edge inserts.
7734 2008-08-19 Richard Guenther <rguenther@suse.de>
7736 * passes.c (init_optimization_passes): Exchange store-ccp
7739 2008-08-19 Rafael Espíndola <espindola@google.com>
7741 * varasm.c (weak_decls): Move earlier in the file.
7742 (assemble_external): Add weak decls to the weak_decls list.
7743 (declare_weak): Don't add decls to the weak_decls list.
7745 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
7748 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
7749 before (sse2_shufpd_<mode>).
7751 2008-08-19 Jakub Jelinek <jakub@redhat.com>
7754 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
7755 * tree.c (block_nonartificial_location): Likewise.
7757 2008-08-19 Richard Guenther <rguenther@suse.de>
7759 PR tree-optimization/35972
7760 PR tree-optimization/23094
7761 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
7763 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
7764 handle MISALIGNED_INDIRECT_REF.
7765 (get_ref_from_reference_ops): New helper.
7766 (vn_reference_lookup_pieces): Walk the use-def chain using the
7767 alias-oracle if requested.
7768 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
7769 walking the use-def chain.
7770 (compute_avail): But not here.
7771 (create_component_ref_by_pieces_1): Properly handle
7772 MISALIGNED_INDIRECT_REF.
7773 (do_regular_insertion): Handle fully redundant
7774 expressions after PHI-translation also for SSA_NAME values, not
7775 only constants. Correctly use edoubleprime for that.
7777 2008-08-19 Ira Rosen <irar@il.ibm.com>
7779 * tree-vectorizer.c (supportable_widening_operation): Support
7780 multi-step conversion, return the number of steps in such conversion
7781 and the required intermediate types.
7782 (supportable_narrowing_operation): Likewise.
7783 * tree-vectorizer.h (vect_pow2): New function.
7784 (supportable_widening_operation): Change argument types.
7785 (supportable_narrowing_operation): Likewise.
7786 (vectorizable_type_promotion): Add an argument.
7787 (vectorizable_type_demotion): Likewise.
7788 * tree-vect-analyze.c (vect_analyze_operations): Call
7789 vectorizable_type_promotion and vectorizable_type_demotion with
7790 additional argument.
7791 (vect_get_and_check_slp_defs): Detect patterns.
7792 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
7794 (vect_analyze_slp_instance): Don't fail in case of multiple types.
7795 Call vect_build_slp_tree with correct arguments. Calculate unrolling
7796 factor according to the smallest type in the loop.
7797 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
7798 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
7799 supportable_widening_operation with correct arguments.
7800 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
7801 operands lists according to the number of vector statements in left
7802 or right node, if exists.
7803 (vect_gen_widened_results_half): Remove unused argument.
7804 (vectorizable_conversion): Call supportable_widening_operation,
7805 supportable_narrowing_operation, and vect_gen_widened_results_half
7806 with correct arguments.
7807 (vectorizable_assignment): Change documentation, support multiple
7809 (vectorizable_operation): Likewise.
7810 (vect_get_loop_based_defs): New function.
7811 (vect_create_vectorized_demotion_stmts): Likewise.
7812 (vectorizable_type_demotion): Support loop-aware SLP and general
7813 multi-step conversion. Call vect_get_loop_based_defs and
7814 vect_create_vectorized_demotion_stmts for transformation.
7815 (vect_create_vectorized_promotion_stmts): New function.
7816 (vectorizable_type_promotion): Support loop-aware SLP and general
7817 multi-step conversion. Call vect_create_vectorized_promotion_stmts
7819 (vectorizable_store): Change documentation, support multiple
7821 (vectorizable_load): Likewise.
7822 (vect_transform_stmt): Pass SLP_NODE to
7823 vectorizable_type_promotion and vectorizable_type_demotion.
7824 (vect_schedule_slp_instance): Move here the calculation of number
7825 of vectorized statements for each node from...
7826 (vect_schedule_slp): ... here.
7827 (vect_transform_loop): Call vect_schedule_slp without the last
7830 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
7833 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
7834 to == in assert statement.
7835 (vectorizable_reduction): Fix typo.
7837 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
7840 * value-prof.c (check_counter): Dereference pointer to overall
7841 count when printing it.
7843 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
7845 * profile.h: Really add it.
7847 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
7849 * mcf.c: Really add it.
7851 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
7852 Vinodha Ramasamy <vinodha@google.com>
7854 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
7856 * value-prof.c (check_counter): Fix the counter if
7857 flag_profile_correction is true.
7858 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
7859 tree_mod_subtract_transform):
7860 Follow check_counter parameter change.
7861 * common.opt (fprofile-correction): New option.
7863 * profile.h: Likewise.
7864 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
7865 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
7866 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
7868 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
7869 flag_profile_correction is set.
7871 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
7873 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
7875 2008-08-18 Tomas Bily <tbily@suse.cz>
7877 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
7878 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
7880 * tree-data-ref.c (split_constant_offset_1): Likewise.
7881 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
7882 * tree-sra.c (sra_walk_expr): Likewise.
7883 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
7884 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
7885 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
7886 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
7888 * gimple.c (gimple_assign_unary_nop_p): Likewise.
7889 * tree-vect-transform.c (vectorizable_type_demotion)
7890 (vectorizable_type_promotion): Likewise.
7891 * tree-inline.c (expand_call_inline):
7892 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
7893 (forward_propagate_addr_expr_1, forward_propagate_comparison)
7894 (tree_ssa_forward_propagate_single_use_vars): Likewise.
7895 * expr.c (expand_expr_real_1): Likewise.
7896 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
7897 (gimple_assign_unary_useless_conversion_p): Likewise.
7898 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
7899 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
7900 * fold-const.c (fold_unary): Likewise.
7901 * tree.h (CONVERT_EXPR_P): Likewise.
7902 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
7903 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
7905 (register_edge_assert_for_2, extract_range_from_unary_expr)
7906 (register_edge_assert_for_1): Likewise.
7908 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7910 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
7911 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
7912 (enum real_value_const): Delete.
7913 (get_real_const): Delete.
7914 * real.c (get_real_const): Delete.
7915 (dconst_e_ptr): Define.
7916 (dconst_third_ptr): Define.
7917 (dconst_sqrt2_ptr): Define.
7918 * builtins.c: Update all callers.
7920 2008-08-18 Richard Guenther <rguenther@suse.de>
7922 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
7923 statement iterator after statement removal.
7925 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
7927 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
7928 (detect_processor_freebsd): Likewise.
7929 (host_detect_local_cpu): Call newly added functions for FreeBSD.
7931 2008-08-18 Richard Guenther <rguenther@suse.de>
7933 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
7934 and loads have the correct types.
7936 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7939 * c-opts.c (cpp_opts): Remove static.
7940 * c-parser.c (cpp_opts): Declare it extern.
7941 (disable_extension_diagnostics): Handle cpp options.
7942 (enable_extension_diagnostics): Likewise.
7944 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7946 * diagnostics.c (permerror_at): Rename as permerror.
7947 (permerror): Delete.
7948 * toplev.h: Likewise.
7950 2008-08-18 Richard Guenther <rguenther@suse.de>
7952 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
7953 sdse1 and addressables2 passes. Replace dce1 with cddce1.
7954 Move call_cdce before build_alias. Move copyrename2,
7955 cunrolli and ccp2 beafore build_alias. Re-add addressable2
7956 right after final inlining.
7957 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
7958 (pass_build_cfg): But instead via TODO_dump_func.
7960 2008-08-18 Richard Guenther <rguenther@suse.de>
7962 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
7964 (scalarize_init): If we failed to generate some initializers
7965 do not generate zeros for not instantiated members. Instead
7966 rely on the copy out.
7967 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
7968 about missing flow-sensitive alias info only if we have
7971 2008-08-17 Nick Clifton <nickc@redhat.com>
7973 * doc/extend.texi (Function Attributes): Fix typo in description
7974 if hot function attribute.
7976 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
7977 Richard Sandiford <rdsandiford@googlemail.com>
7979 * doc/install.texi (--with-mips-plt): Document.
7980 * doc/invoke.texi (-mplt, -mno-plt): Document.
7981 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
7982 and handle ${with_mips_plt}.
7983 * config/mips/mips.opt (mplt): New option.
7984 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
7985 (TARGET_ABICALLS_PIC2): Likewise.
7986 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
7987 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
7988 (ASM_SPEC): Use !mabi=* instead of !mabi*.
7989 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
7990 to decide whether to output ".option picX" directives.
7991 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
7992 Pass -call_nonpic rather than -KPIC for -mplt.
7993 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
7994 on the command line. Also remove it when -mabi=64 is used without
7996 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
7997 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
7998 TARGET_ABICALLS_PIC0.
7999 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
8001 (mips16_build_function_stub): Only output ".option pic" directives
8002 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
8003 (mips16_build_call_stub): Fix comment and remove redundant
8004 ".set at"/"set .noat" directives.
8005 (mips_function_rodata_section): Use the default behaviour for
8006 TARGET_ABSOLUTE_ABICALLS.
8007 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
8008 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
8009 (mips_restore_gp): Do nothing if the current function doesn't use
8011 (mips_expand_prologue): Only save $gp if the current function uses it.
8012 Use a normal move for TARGET_ABICALLS_PIC0.
8013 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
8015 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
8017 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
8018 of function when handling GLOBAL_POINTER_REGNUM.
8020 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
8023 * common.opt (-fstack-check): Do not declare the variable here.
8024 (-fstack-check=): New option variant.
8025 * doc/invoke.texi (Code Gen Options): Document it.
8026 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
8027 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
8028 (STACK_CHECK_STATIC_BUILTIN): New macro.
8029 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
8030 * opts.c: Include expr.h.
8031 (common_handle_option) <OPT_fold_stack_check_>: New case.
8032 <OPT_fstack_check>: Likewise.
8033 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
8034 consistently in the test for variable-sized types. Adjust for
8035 new behaviour of flag_stack_check.
8036 * explow.c: Include except.h.
8037 (allocate_dynamic_stack_space): Do not take into account
8038 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
8039 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
8040 for variable-sized parameters. Treat all parameters whose size is
8041 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
8042 stack checking is enabled.
8043 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
8044 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
8045 if generic stack checking is enabled.
8046 (expand_function_end): Adjust for new behaviour of flag_stack_check.
8047 * reload1.c (reload): Likewise.
8048 * stmt.c (expand_decl): Assert that all automatic variables have
8049 fixed size at this point and remove dead code.
8050 * flags.h (stack_check_type): New enumeration type.
8051 (flag_stack_check): Declare.
8052 * toplev.c (flag_stack_check): New global variable.
8053 * Makefile.in (opts.o): Add dependency on EXPR_H.
8054 (explow.o): Add dependency on except.h.
8056 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
8058 * config/avr/avr.c (avr_override_options): Reduce value of
8059 PARAM_INLINE_CALL_COST.
8061 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
8063 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
8064 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
8065 lieu of TYPE_MODE (type) throughout.
8067 2008-08-15 Joseph Myers <joseph@codesourcery.com>
8069 * config/arm/arm.c (add_minipool_backward_ref): Check for
8070 8-byte-aligned entries in second case of forcing insertion after a
8071 particular entry. Change third case to avoid inserting
8072 non-8-byte-aligned entries before 8-byte-aligned ones.
8074 2008-08-15 Richard Guenther <rguenther@suse.de>
8076 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
8077 strip components for unknown size accesses.
8079 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
8081 * config/s390/2097.md New file.
8082 * config/s390/s390.md ("z10prop" attribute): Define none,
8083 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
8084 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
8085 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
8086 possible values and apply them to insns as appropriate.
8087 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
8088 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
8089 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
8090 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
8091 ("bfp" mode attribute): Removed. Every occurence replaced
8093 * config/s390/s390.c (struct "z10_cost"): Updated entries.
8094 * config/s390/2084.md (insn_reservation "x_itof"): Updated
8097 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8100 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
8103 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
8105 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
8106 additional argument. Support reduction when duplication is needed due
8107 to data-types of different sizes in the loop.
8108 (get_initial_def_for_induction): Fix printout.
8109 (vect_get_vec_def_for_stmt_copy): Support case where the
8110 vec_stmt_for_operand is a phi node.
8111 (vectorizable_reduction): Support reduction when duplication is needed
8112 due to data-types of different sizes in the loop.
8113 (vectorizable_call): Remove restriction to not vectorize in case we
8114 have data-types of different sizes in the loop.
8115 (vectorizable_conversion): Likewise.
8116 (vectorizable_operation): Likewise.
8117 (vectorizable_type_demotion): Likewise.
8118 (vectorizable_type_promotion): Likewise.
8119 (vectorizable_induction): Add restriction to not vectorize in case
8120 we have data-types of different sizes in the loop.
8122 2008-08-14 Christophe Saout <christophe@saout.de>
8123 Uros Bizjak <ubizjak@gmail.com>
8126 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
8127 (*vec_concatv2di_rex64_sse4_1): Ditto.
8128 (*vec_concatv2di_rex64_sse): Ditto.
8130 2008-08-14 Jakub Jelinek <jakub@redhat.com>
8133 * fold-const.c (fold_widened_comparison): Do not allow
8134 sign changes that change the result even if shorter type
8135 is wider than arg1_unw's type.
8137 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
8139 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
8140 Skip if the multilib testing specifies -march that does not
8141 agree with the one specified in the testcase.
8143 2008-08-13 Joseph Myers <joseph@codesourcery.com>
8145 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
8146 zero extend SImode values being converted to TFmode before passing
8149 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8151 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
8152 __PPU__ when targeting the Cell/B.E. PPU processor.
8154 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
8156 * gimple.h (gimple_call_set_chain): Accept SSA variables.
8157 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
8158 Rematerialize the static chain, if any.
8159 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
8162 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
8164 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
8165 (new_loc_descr): Likewise.
8166 (add_loc_descr): Likewise.
8167 (size_of_loc_descr): Likewise.
8168 (size_of_locs): Likewise.
8169 (output_loc_operands): Likewise.
8170 (output_loc_sequence): Likewise.
8171 (new_reg_loc_descr): New.
8172 (build_cfa_loc): Use it.
8173 (build_cfa_aligned_loc): Likewise.
8174 (one_reg_loc_descriptor): Likewise.
8175 (based_loc_descr): Likewise.
8177 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8180 * doc/invoke.texi (Wmain): Update.
8181 * c-decl.c (start_decl): warn_main is only 0 or 1.
8182 (start_function): Likewise. Fix formatting.
8183 (finish_function): Delete redundant warning.
8184 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
8185 * c-opts (c_common_handle_option): -Wall only has effect if
8186 warn_main is uninitialized. OPT_Wmain is automatically
8187 handled. -pedantic also enables Wmain.
8188 (c_common_post_options): Handle all logic for Wmain here.
8189 * c-common.c (warn_main): Delete.
8190 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
8191 * c-common.h (warn_main): Delete.
8193 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
8196 * expr.c (emit_group_store): Allocate stack temp with the
8197 largest alignment when copying from register to stack.
8199 2008-08-13 Richard Guenther <rguenther@suse.de>
8201 * tree.h (maybe_fold_offset_to_address): Declare.
8202 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
8203 (ccp_fold): Handle pointer conversions the same as fold_stmt.
8204 Likewise for POINTER_PLUS_EXPR.
8205 (maybe_fold_offset_to_reference): Enable disabled code.
8206 (maybe_fold_offset_to_address): New function.
8207 (fold_stmt_r): Use it.
8208 (fold_gimple_assign): Likewise.
8209 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
8210 (gimplify_expr): Likewise.
8212 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8214 * toplev.h (pedwarn_at): Fix declaration.
8216 2008-08-13 Joseph Myers <joseph@codesourcery.com>
8218 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
8219 LINK_SPEC): Use %R in -Y P argument.
8221 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8224 * diagnostic.c (pedwarn_at): New.
8225 * toplev.h (pedwarn_at): Declare.
8226 * c-tree.h (build_enumerator): Update declaration.
8227 * c-decl.c (finish_enum): Update comment.
8228 (build_enumerator): Take a location parameter. Give a pedwarn but do
8229 not perform any conversion.
8230 * c-parser.c (c_parser_enum_specifier): Set correct location for
8233 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8236 * c-common.c (conversion_warning): Use a switch. Ignore boolean
8237 expressions except for conversions to signed:1 bitfields. Handle
8238 COND_EXPR with constant operands.
8240 2008-08-13 Richard Guenther <rguenther@suse.de>
8242 PR tree-optimization/15255
8243 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
8244 (struct oecount_s): New struct and VEC types.
8246 (oecount_hash): New function.
8247 (oecount_eq): Likewise.
8248 (oecount_cmp): Likewise.
8249 (zero_one_operation): New function.
8250 (build_and_add_sum): Likewise.
8251 (undistribute_ops_list): Perform un-distribution of multiplication
8252 and division on the chain of summands.
8253 (should_break_up_subtract): Also break up subtracts for factors.
8254 (reassociate_bb): Delete dead visited statements.
8255 Call undistribute_ops_list. Re-sort and optimize if it did something.
8256 * passes.c (init_optimization_passes): Move DSE before
8258 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
8261 2008-08-12 Janis Johnson <janis187@us.ibm.com>
8263 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
8265 * doc/invoke.texi: Revert unintended checkin.
8267 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
8270 * gcc.c (include_spec_function): Tweak call to find_a_file.
8272 2008-08-12 Jakub Jelinek <jakub@redhat.com>
8275 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
8276 and TRUTH_ORIF_EXPR.
8277 * dojump.c (do_jump): Likewise.
8279 PR tree-optimization/37084
8280 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
8281 if id->regimplify, don't assume stmt is a cast assignment.
8283 2008-08-12 Anatoly Sokolov <aesok@post.ru>
8285 * final.c (final_scan_insn): Use app_enable/app_disable functions.
8287 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8290 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
8293 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8295 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
8296 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
8298 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
8299 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
8300 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
8301 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
8302 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
8304 * doc/tm.texi (Storage Layout): Remove documentation for
8305 TARGET_FLOAT_FORMAT.
8307 * simplify-rtx.c (simplify_binary_operation_1): Replace
8308 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
8310 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8312 * real.h (struct real_format): New member has_sign_dependent_rounding.
8313 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
8314 spu_single_format, ieee_double_format, mips_double_format,
8315 motorola_double_format, ieee_extended_motorola_format,
8316 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
8317 ieee_extended_intel_96_round_53_format, ibm_extended_format,
8318 mips_extended_format, ieee_quad_format, mips_quad_format,
8319 vax_f_format, vax_d_format, vax_g_format): Initialize it.
8320 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
8322 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
8323 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
8324 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
8325 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
8326 (ROUND_TOWARDS_ZERO): Likewise.
8328 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
8329 (FLOAT_MODE_FORMAT): New macro.
8330 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
8331 (MODE_COMPOSITE_P): ... this new macro.
8332 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
8333 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
8334 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
8336 * flags.h: Include "real.h".
8338 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
8339 REAL_MODE_FORMAT_COMPOSITE_P.
8340 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
8342 * doc/tm.texi (Storage Layout): Remove documentation of
8343 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
8344 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
8345 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
8346 they only apply to libgcc2.a.
8348 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8350 * config/spu/float_disf.c: New file.
8351 * config/spu/float_unsdisf.c: New file.
8352 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
8353 (LIB2FUNCS_EXCLUDE): Define.
8355 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8356 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
8358 * real.h (struct real_format): New member round_towards_zero.
8359 * real.c (round_for_format): Respect fmt->round_towards_zero.
8360 (ieee_single_format, mips_single_format, motorola_single_format,
8361 spu_single_format, ieee_double_format, mips_double_format,
8362 motorola_double_format, ieee_extended_motorola_format,
8363 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
8364 ieee_extended_intel_96_round_53_format, ibm_extended_format,
8365 mips_extended_format, ieee_quad_format, mips_quad_format,
8366 vax_f_format, vax_d_format, vax_g_format): Initialize it.
8367 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
8369 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
8370 real_format to choose rounding mode when calling MPFR functions.
8371 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
8372 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
8374 * real.h (real_to_decimal_for_mode): Add prototype.
8375 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
8376 Respect target rounding mode when generating decimal representation.
8377 (real_to_decimal): New stub for backwards compatibility.
8378 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
8379 real_to_decimal_for_mode instead of real_to_decimal.
8381 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
8383 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8384 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
8386 * real.c (spu_single_format): New variable.
8387 * real.h (spu_single_format): Declare.
8389 * config/spu/spu.c (spu_override_options): Install SFmode format.
8390 (spu_split_immediate): Use integer mode to operate on pieces of
8391 floating-point values in all cases.
8393 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
8394 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
8395 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
8397 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8399 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
8401 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8403 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
8405 2008-08-12 Jakub Jelinek <jakub@redhat.com>
8408 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
8409 on the VAR_DECL instead of TYPE_READONLY on its type.
8411 2008-08-12 Ira Rosen <irar@il.ibm.com>
8413 * tree-vectorizer.c: Depend on langhooks.h.
8414 (supportable_widening_operation): Add two arguments. Support double
8416 (supportable_narrowing_operation): Likewise.
8417 * tree-vectorizer.h (supportable_widening_operation): Add two
8419 (supportable_narrowing_operation): Likewise.
8420 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
8421 supportable_widening_operation with correct arguments.
8422 * tree-vect-transform.c (vectorizable_conversion): Likewise.
8423 (vectorizable_type_demotion): Support double type conversions.
8424 (vectorizable_type_promotion): Likewise.
8425 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
8427 2008-08-11 Michael Matz <matz@suse.de>
8429 * i386/i386.c (override_options): Move initialisation from
8430 flag_schedule_insns_after_reload to here from ...
8431 (optimization_options): ... here.
8433 2008-08-11 Jakub Jelinek <jakub@redhat.com>
8435 PR rtl-optimization/36998
8436 * dwarf2out.c (compute_barrier_args_size_1,
8437 compute_barrier_args_size): Temporarily remove assertions.
8439 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8442 * tree-ssa.c (struct walk_data): Add new flag
8443 warn_possibly_uninitialized.
8444 (warn_uninitialized_var): Use it.
8445 (warn_uninitialized_vars): New.
8446 (execute_early_warn_uninitialized): Call it.
8447 (execute_late_warn_uninitialized): Likewise.
8449 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8452 * reload1.c (gen_reload): Guard calls to get_secondary_mem
8455 2008-08-09 Jan Hubicka <jh@suse.cz>
8458 * optabs.c (maybe_emit_unop_insn): Remove produced code if
8460 (expand_fix): Be prepared for expansion to fail.
8461 (expand_sfix_optab): Remove instructions if expansion failed.
8463 2008-08-09 Anatoly Sokolov <aesok@post.ru>
8465 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
8467 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
8468 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
8470 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8472 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
8473 mips/t-libgcc-mips16 to tmake_file.
8474 * config/mips/mips-protos.h (mips_call_type): New enum.
8475 (mips_pic_base_register, mips_got_load): Declare.
8476 (mips_restore_gp): Take an rtx argument.
8477 (mips_use_pic_fn_addr_reg_p): Declare.
8478 (mips_expand_call): Replace the sibcall_p argument with
8479 a mips_call_type argument. Add a lazy_p parameter.
8480 (mips_split_call): Declare.
8481 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
8482 (MIPS16_PIC_TEMP): Likewise.
8483 (reg_class): Delete M16_NA_REGS.
8484 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
8485 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
8486 (mips_split_hi_p): Declare.
8487 * config/mips/mips.c (mips_split_hi_p): New array.
8488 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
8489 (mips_got_symbol_type_p): New function.
8490 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
8491 (mips16_stub_function_p): New function.
8492 (mips16_local_function_p): Likewise.
8493 (mips_use_pic_fn_addr_reg_p): Likewise.
8494 (mips_cannot_force_const_mem): Return false for HIGHs.
8495 Extend CONST_INT and symbolic handling to MIPS16, using
8496 mips_symbol_insns to check that the base symbol type is a
8497 legitimate constant. Reject GOT-based constants if
8498 TARGET_MIPS16_PCREL_LOADS.
8499 (mips_const_insns): Check targetm.cannot_force_const_mem when
8500 decomposing a symbolic base and a large offset.
8501 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
8502 When calling a function that needs $25 from MIPS16 code,
8503 move the target address into $25 separately and add a USE
8505 (mips16_gp_pseudo_reg): Insert the initializer immediately
8506 before the first real insn.
8507 (mips_pic_base_register, mips_got_load): New functions.
8508 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
8509 parameter to LOW_OUT. Say that it can be any valid SET_SRC
8510 when splitting a load-address operation. Split SYMBOL_GOT_DISP
8511 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
8512 (mips_call_tls_get_addr): Update the call to mips_expand_call,
8513 also passing NULL_RTX rather than const0_rtx as the aux argument.
8514 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
8515 instead of TARGET_EXPLICIT_RELOCS.
8516 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
8517 (mips_load_call_address): Replace the sibcall_p argument with
8518 a mips_call_type argument. Use mips_got_load.
8519 (mips16_local_alias): New structure.
8520 (mips16_local_aliases): New variable.
8521 (mips16_local_aliases_hash): New function.
8522 (mips16_local_aliases_eq): Likewise.
8523 (mips16_local_alias): Likewise.
8524 (mips16_stub_function): Likewise.
8525 (mips16_build_function_stub): Create a local alias for the target
8526 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
8527 .cpload directive and an R_MIPS_NONE relocation for the target
8528 function, then load the alias rather than the function itself.
8529 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
8530 (mips16_copy_fpr_return_value): Use mips16_stub_function and
8531 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
8532 (mips16_build_call_stub): Replace the FN parameter with an
8533 FN_PTR parameter. Force the address into a register if it
8534 isn't a call_insn_operand; don't rely on the caller to do this.
8535 If a call to a locally-defined and locally-binding MIPS16
8536 function must be made indirectly, redirect the call to the
8537 function's local alias. Use mips16_stub_function_p,
8538 mips16_stub_function, mips_expand_call and use_reg.
8539 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
8540 Use explicit %hi and %lo accesses where possible.
8541 Use MIPS_CALL to generate the correct code form of a
8542 jal instruction. Add clobbers of $18 instead of uses.
8543 Update the call to mips_emit_call_insn.
8544 (mips_expand_call): Replace the SIBCALL_P argument with a
8545 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
8546 Take a LAZY_P parameter. Call mips16_build_call_stub first,
8547 allowing it to modify the call address. Update the calls to
8548 mips_load_call_address and mips_emit_call_insn.
8549 (mips_split_call): New function.
8550 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
8551 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
8552 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
8553 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
8554 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
8556 (mips_cprestore_slot): New function.
8557 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
8558 and use mips_cprestore_slot.
8559 (mips_output_function_prologue): Handle TARGET_MIPS16 for
8561 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
8562 then use a copygp_mips16 instruction to set up $28.
8563 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
8564 (mips16_lay_out_constants): Call split_all_insns_noflow.
8565 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
8566 false if TARGET_MIPS16.
8567 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
8568 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
8569 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
8570 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
8571 MIPS16 code. Allow MIPS16 o32 PIC.
8572 (mips_override_options): Allow MIPS16 o32 PIC.
8573 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
8574 after reload if TARGET_USE_GOT.
8575 (UNSPEC_COPYGP): New constant.
8576 (length): Use a default length of 8 for MIPS16 GOT loads.
8577 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
8578 (*got_page<mode>): Check mips_split_hi_p.
8579 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
8580 (unspec_got<mode>, unspec_call<mode>): New expanders.
8581 (load_got<mode>, load_call<mode>): Remove the length attributes.
8582 Use a got attribute instead of a type attribute.
8583 (copygp_mips16): New insn.
8584 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
8585 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
8586 (sibcall, sibcall_value, call, call_value): Update the calls
8587 to mips_expand_call.
8588 (call_internal, call_value_internal): Use mips_split_call.
8589 (call_value_multiple_internal): Likewise.
8590 (call_split): Move after call_internal (the insn it is split from).
8591 (call_internal_direct, call_value_internal_direct): Turn into
8592 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
8593 (call_direct_split, call_value_direct_split): New patterns.
8594 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
8595 and use M16_REGS instead of M16_NA_REGS.
8596 * config/mips/predicates.md (const_call_insn_operand): Replace
8597 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
8598 mips_use_pic_fn_addr_reg_p check.
8599 (move_operand): Reject HIGHs if mips_split_hi_p.
8600 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
8601 (__mips16_floatunsisf): Inline __mips16_floatsisf.
8602 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
8603 * config/mips/libgcc-mips16.ver: New file.
8604 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
8605 $(srcdir)/config/mips/libgcc-mips16.ver.
8607 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8609 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
8611 (mips_unspec_address, mips_unspec_offset_high): Likewise.
8612 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
8613 (mips16_cfun_returns_in_fpr_p): Likewise.
8615 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8617 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
8618 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
8619 rather than 4 to PC.
8621 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8623 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
8624 (FUNCTION_PROFILER): Save the static chain pointer into $2
8625 beforehand and restore it aftewards.
8626 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
8627 address directly into $25 and call the function through $25;
8628 do not clobber $3. Pad the DImode version to cover the space
8629 left by the deleted $25 <- $3 move.
8630 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
8631 the removal of the $25 <- $3 move.
8632 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
8633 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
8635 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8636 Daniel Jacobowitz <dan@codesourcery.com>
8638 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
8639 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
8640 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
8641 * config/mips/mips.c (mips_start_function_definition): New function.
8642 (mips_end_function_definition): Likewise.
8643 (mips_output_function_prologue): Use mips_start_function_definition.
8644 (mips_output_function_epilogue): Use mips_end_function_definition.
8645 (build_mips16_function_stub): Use mips_start_function_definition
8646 and mips_end_function_definition.
8647 (build_mips16_call_stub): Likewise.
8649 2008-08-09 Richard Guenther <rguenther@suse.de>
8651 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
8652 * gimple.h (gimple_call_fn): Adjust comment.
8653 (gimple_call_set_fndecl): New function.
8654 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
8655 longer having bare FUNCTION_DECL operand.
8656 (gimple_call_return_type): Likewise.
8657 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
8659 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
8660 (gimple_mod_pow2): Likewise.
8661 (gimple_mod_subtract): Likewise.
8662 (gimple_ic): Likewise.
8663 (gimple_stringop_fixed_value): Likewise.
8664 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
8665 longer having bare FUNCTION_DECL operand.
8666 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
8667 * omp-low.c (optimize_omp_library_calls): Likewise.
8668 * cgraphunit.c (update_call_expr): Likewise.
8669 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
8670 (execute_convert_to_rsqrt): Likewise.
8671 * cfgexpand.c (gimple_to_tree): Simplify.
8672 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
8673 bare FUNCTION_DECL operand.
8674 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
8675 (convert_gimple_call): Use gimple_call_fndecl.
8676 * c-common.c (c_warn_unused_result): Likewise.
8678 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8681 * c-typeck.c (digest_init): Call verify_sequence_points from here.
8682 (c_finish_return): Likewise.
8683 (c_start_case): Likewise.
8684 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
8685 * c-parser.c (c_parser_condition): New. Call
8686 verify_sequence_points.
8687 (c_parser_paren_condition): Call c_parser_condition.
8688 (c_parser_for_statement): Call c_parser_condition.
8690 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8693 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
8694 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
8695 Moved from diagnostic.h
8696 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
8698 (emit_diagnostic): New.
8699 (warning0, pedwarn0): Delete.
8700 (warning, warning_at, pedwarn, permerror): Return bool.
8701 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
8702 Moved to diagnostic.c.
8703 (struct diagnostic_context): Use correct type for
8704 classify_diagnostic.
8705 (diagnostic_report_diagnostic): Update declaration.
8706 (emit_diagnostic): Declare.
8707 * errors.c (warning): Return bool.
8708 * errors.h (warning): Update declaration.
8709 * toplev.h (warning0, pedwarn0): Delete.
8710 (warning, warning_at, pedwarn, permerror): Return bool.
8711 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
8712 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
8713 inform. Update all calls.
8714 (diagnose_mismatched_decls): Check return value of warning/pedwarn
8715 before giving informative note.
8716 (implicit_decl_warning): Likewise.
8717 * c-typeck.c (build_function_call): Likewise.
8718 * tree-sssa.c (warn_uninit): Likewise.
8719 * builtins.c (gimplify_va_arg_expr): Likewise.
8721 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8724 * doc/invoke.texi (-Wextra): Move warning from here...
8725 (-Wuninitialized): ... to here.
8727 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8730 * flags.h (set_Wunused): Delete
8731 * toplev.c (process_options): Handle Wunused flags here.
8732 * opts.c (maybe_warn_unused_parameter): Delete.
8733 (common_handle_option): Replace set_Wunused by warn_unused.
8734 (set_Wextra): Do not handle Wunused-parameter here.
8735 (set_Wunused): Delete.
8736 * c-opts.c (c_common_handle_option): Replace set_Wunused by
8738 * common.opt (Wunused): Add Var and Init.
8739 (Wunused-function): Likewise.
8740 (Wunused-label): Likewise.
8741 (Wunused-parameter): Likewise.
8742 (Wunused-value): Likewise.
8743 (Wunused-variable): Likewise.
8745 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
8747 * doc/invoke.texi: Add cpu_type power7.
8748 * config.in (HAVE_AS_VSX): New.
8749 * config.gcc: Add cpu_type power7.
8750 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
8752 * configure: Regenerate.
8753 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
8755 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
8756 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
8757 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
8759 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
8761 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
8762 type to vectorize.builtin_conversion.
8763 (vectorizable_conversion): Likewise.
8764 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
8765 integral type as input.
8766 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
8768 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
8769 and ALTIVEC_BUILTIN_VCTSXS.
8770 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
8773 2008-08-08 Richard Guenther <rguenther@suse.de>
8775 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
8776 (surely_varying_stmt_p): Calls are varying only if they are
8777 non-builtin and not indirect or have no result.
8778 (ccp_fold): Re-instantiate code before the tuples merge.
8780 2008-08-08 Richard Guenther <rguenther@suse.de>
8782 PR tree-optimization/37056
8783 * gimple.h (gimple_assign_rhs_class): New helper function.
8784 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
8785 unary operations properly.
8787 2008-08-07 Jan Hubicka <jh@suse.cz>
8789 * i386.h (ix86_size_cost): Declare.
8790 (ix86_cur_cost): New function macro.
8791 * i386.md (peepholes expanding size and splitters): Predicate by
8792 optimize_insn_for_speed_p.
8793 (peepholes reduce size and splitters): Predicate by
8794 optimize_insn_for_size_p.
8795 * i386.c (ix86_size_cost): Rename from ...
8796 (size_cost): This one.
8797 (override_options): Update.
8798 (decide_alg): Likewise.
8799 (ix86_expand_clear): Use RTL profile.
8800 (ix86_pad_returns): Use RTL profile.
8802 2008-08-07 Jan Hubicka <jh@suse.cz>
8804 * recog.c (split_all_insns): Set RTL profile
8805 (peephole2_optimize): Likewise.
8806 * function.c (thread_prologue_and_epilogue_insns): Likewise.
8807 * combine.c (combine_instructions): Likewise.
8809 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8811 * c-common.c (c_common_reswords): Also warn about keyword "bool".
8813 2008-08-07 Bob Wilson <bob.wilson@acm.org>
8815 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
8816 value in a6 after the set_frame_ptr insn.
8818 2008-08-07 Richard Henderson <rth@redhat.com>
8821 * gcc.c (cpp_options): Pass along -g*.
8823 2008-08-07 Joseph Myers <joseph@codesourcery.com>
8825 * config/arm/arm.c (output_move_neon): Update comment describing
8826 big-endian vector layout.
8827 (arm_assemble_integer): Do not handle big-endian NEON vectors
8829 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
8830 neon_vget_lane<mode>_sext_internal,
8831 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
8832 element indices for big-endian.
8834 2008-08-07 Richard Henderson <rth@redhat.com>
8836 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
8837 * configure, config.in: Rebuild.
8838 * debug.h (dwarf2out_do_cfi_asm): Declare.
8839 * c-cppbuiltin.c (c_cpp_builtins): Use it.
8840 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
8841 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
8842 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
8844 2008-08-07 Joseph Myers <joseph@codesourcery.com>
8846 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
8847 movv2si_internal): Combine into mov<mode>_internal.
8848 (movv2si_internal_2): Remove.
8850 2008-08-07 Jan Hubicka <jh@suse.cz>
8853 * i386.md (single stringop patterns): Enable unconditionally.
8855 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
8858 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
8860 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
8861 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
8863 * config/i386/sse.md (sse2_movq128): New.
8865 * doc/extend.texi: Document __builtin_ia32_movq128.
8867 2008-08-07 Richard Guenther <rguenther@suse.de>
8870 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
8871 pointers can access anything.
8873 2008-08-06 Jan Hubicka <jh@suse.cz>
8875 * optabs.c (emit_unop_insn): Break out to ...
8876 (maybe_emit_unop_insn): ... this one.
8877 (expand_sfix_optab): Use maybe variant.
8878 * optabs.h (maybe_emit_unop_insn): Declare.
8880 * i386.md (mov0 patterns): Enable by default.
8881 (FP conversion expanders): Disable expansion of code expanding
8882 sequences when instruction should be optimized for size.
8883 (single strinop patterns): Enable when optimizing for size.
8884 (string expanders): Disable expanding of code expanding sequences
8885 when optimizning instruction for size.
8886 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
8888 (ix86_fp_comparison_sahf_cost): Likewise.
8889 (ix86_expand_branch): Likewise.
8890 (ix86_expand_ashl_const): Likewise.
8891 (ix86_split_ashl): Likewise.
8892 (ix86_expand_strlen): Likewise.
8893 (ix86_emit_fp_unordered_jump): Likewie.
8895 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8897 * c-common.c: Fix typo.
8898 (c_common_reswords): Activate more C++ keyword warnings.
8900 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
8902 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8905 * diagnostic.c (permerror_at): New.
8906 * toplev.h (permerror_at): Declare.
8908 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
8909 Ira Rosen <irar@il.ibm.com>
8911 * tree-vect-transform.c (vect_model_simple_cost): Return
8912 immediately if stmt is pure SLP.
8913 (vect_model_store_cost): Ditto.
8914 (vect_model_load_cost): Ditto.
8915 (vectorizable_store): Remove PURE_SLP check before call
8916 to vect_model_store_cost.
8917 (vect_model_store_cost): When checking whether stmt describe
8918 strided access, add a check that it is not slp_node.
8920 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8923 * c-common.c (warn_for_sign_compare): New. Handle separately the
8924 case that 'constant' is zero.
8925 * c-typeck.c (build_binary_op): Move code to c-common.c
8927 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8929 * config/alpha/alpha.c (alpha_preferred_reload_class,
8930 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
8931 alpha_output_mi_thunk_osf): Avoid C++ keywords.
8932 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
8933 * config/arm/arm.md: Likewise.
8934 * config/avr/avr-protos.h (preferred_reload_class,
8935 test_hard_reg_class, avr_simplify_comparison_p,
8936 out_shift_with_cnt, class_max_nregs): Likewise.
8937 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
8938 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
8939 preferred_reload_class, test_hard_reg_class): Likewise.
8940 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
8941 bfin_memory_move_cost, bfin_secondary_reload,
8942 bfin_output_mi_thunk): Likewise.
8943 * config/crx/crx.c (crx_secondary_reload_class,
8944 crx_memory_move_cost): Likewise.
8945 * config/frv/frv-protos.h (frv_secondary_reload_class,
8946 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
8947 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
8948 frv_secondary_reload_class, frv_class_likely_spilled_p,
8949 frv_class_max_nregs): Likewise.
8950 * config/h8300/h8300.c (h8300_classify_operand,
8951 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
8953 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
8954 * config/ia64/ia64.c (ia64_preferred_reload_class,
8955 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
8956 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
8957 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
8959 * config/m68hc11/m68hc11.c (preferred_reload_class,
8960 m68hc11_memory_move_cost): Likewise.
8961 * config/mcore/mcore.c (mcore_secondary_reload_class,
8962 mcore_reload_class): Likewise.
8963 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
8964 mips_class_max_nregs, mips_cannot_change_mode_class,
8965 mips_preferred_reload_class, mips_secondary_reload_class,
8966 mips_output_mi_thunk): Likewise.
8967 * config/mmix/mmix.c (mmix_preferred_reload_class,
8968 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
8970 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
8972 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
8973 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
8974 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
8975 * config/rs6000/rs6000.c (paired_expand_vector_init,
8976 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
8977 compare_section_name, rs6000_memory_move_cost): Likewise.
8978 * config/s390/s390.c (s390_emit_compare_and_swap,
8979 s390_preferred_reload_class, s390_secondary_reload,
8980 legitimize_pic_address, legitimize_tls_address,
8981 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
8982 s390_class_max_nregs): Likewise.
8983 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
8984 * config/s390/s390.md: Likewise.
8985 * config/score/score-protos.h (score_secondary_reload_class,
8986 score_preferred_reload_class): Likewise.
8987 * config/score/score.c (score_preferred_reload_class,
8988 score_secondary_reload_class): Likewise.
8989 * config/score/score3.c (score3_output_mi_thunk,
8990 score3_preferred_reload_class, score3_secondary_reload_class,
8991 score3_hard_regno_mode_ok): Likewise.
8992 * config/score/score3.h (score3_preferred_reload_class,
8993 score3_secondary_reload_class): Likewise.
8994 * config/score/score7.c (score7_output_mi_thunk,
8995 score7_preferred_reload_class, score7_secondary_reload_class,
8996 score7_hard_regno_mode_ok): Likewise.
8997 * config/score/score7.h (score7_preferred_reload_class,
8998 score7_secondary_reload_class): Likewise.
8999 * config/sh/sh.c (prepare_move_operands, output_far_jump,
9000 output_branchy_insn, add_constant, gen_block_redirect,
9001 sh_insn_length_adjustment, sh_cannot_change_mode_class,
9002 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
9003 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
9004 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
9005 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
9006 xstormy16_preferred_reload_class): Likewise.
9007 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
9008 xtensa_expand_atomic, override_options,
9009 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
9011 * reorg.c (try_merge_delay_insns): Likewise.
9012 * tree.c (merge_dllimport_decl_attributes): Likewise.
9014 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
9016 2008-08-06 Michael Matz <matz@suse.de>
9018 * Makefile.in (write_entries_to_file): Quote words.
9019 * gengtype.c: (read_input_line): Skip over leading white-space.
9021 2008-08-06 Marc Gauthier <marc@tensilica.com>
9023 * config.gcc: Match more processor names for Xtensa.
9024 * configure.ac: Likewise.
9025 * doc/install.texi (Specific): Likewise.
9026 * configure: Regenerate.
9028 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9030 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
9031 * calls.c (avoid_likely_spilled_reg): Likewise.
9032 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
9033 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
9034 * config/i386/i386.c (ix86_expand_special_args_builtin,
9035 ix86_secondary_reload): Likewise.
9036 * except.c (struct eh_region, gen_eh_region_catch,
9037 remove_unreachable_regions, duplicate_eh_regions,
9038 assign_filter_values, build_post_landing_pads,
9039 sjlj_find_directly_reachable_regions, remove_eh_handler,
9040 reachable_next_level, foreach_reachable_handler,
9041 can_throw_internal_1, can_throw_external_1,
9042 collect_one_action_chain): Likewise.
9043 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
9044 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
9045 * function.c (update_temp_slot_address, instantiate_new_reg,
9046 instantiate_virtual_regs_in_rtx,
9047 instantiate_virtual_regs_in_insn): Likewise.
9048 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
9049 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
9050 gimplify_cleanup_point_expr): Likewise.
9051 * ipa-cp.c (ipcp_lattice_changed): Likewise.
9052 * passes.c (next_pass_1): Likewise.
9053 * print-tree.c (print_node_brief, print_node): Likewise.
9054 * profile.c (branch_prob): Likewise.
9055 * tree-dump.c (dump_register): Likewise.
9056 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
9058 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
9059 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
9060 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
9061 copy_arguments_for_versioning, copy_static_chain): Likewise.
9062 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
9063 add_new_name_mapping, register_new_name_mapping): Likewise.
9064 * tree-mudflap.c (mf_xform_derefs): Likewise.
9065 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
9066 get_init_expr, combine_chains): Likewise.
9067 * tree-pretty-print.c (dump_generic_node): Likewise.
9068 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
9069 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
9070 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
9071 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
9073 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
9076 * calls.c (expand_call): Use the biggest preferred stack
9079 2008-08-06 Michael Matz <matz@suse.de>
9082 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
9083 for reused reload, instead of overwriting them.
9085 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
9088 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
9089 for incoming stack boundary.
9091 * function.c (assign_parm_find_entry_rtl): Update
9092 parm_stack_boundary.
9094 * function.h (rtl_data): Add parm_stack_boundary.
9096 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
9097 parm_stack_boundary for incoming stack boundary.
9099 2008-08-06 Joseph Myers <joseph@codesourcery.com>
9101 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
9102 for unrepresentable subregs or treat them as equal to other regs
9103 or subregs with the same register number.
9105 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
9108 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
9111 2008-08-06 Jan Hubicka <jh@suse.cz>
9113 * predict.c (maybe_hot_frequency_p): When profile is absent, all
9114 frequencies might be hot.
9116 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
9118 * reload.c (find_reloads): Force constants into literal pool
9119 also if they are wrapped in a SUBREG.
9121 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
9124 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
9125 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
9126 Don't allow predicated instructions for data speculation.
9127 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
9130 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
9132 * haifa-sched.c (extend_global): Split to extend_global_data and
9133 extend_region_data. Update all uses.
9134 (extend_all): Rename to extend_block_data.
9136 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
9138 * sched-rgn.c (new_ready): Check if instruction can be
9139 speculatively scheduled before attempting speculation.
9140 (debug_rgn_dependencies): Remove wrongful assert.
9142 2008-08-05 Bob Wilson <bob.wilson@acm.org>
9144 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
9146 2008-08-05 Bob Wilson <bob.wilson@acm.org>
9148 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
9149 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
9150 va_size, and type_size.
9152 2008-08-04 Jason Merrill <jason@redhat.com>
9155 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
9156 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
9158 2008-08-05 Richard Henderson <rth@redhat.com>
9160 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
9161 * configure: Rebuild.
9163 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
9166 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
9167 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
9170 2008-08-05 Richard Henderson <rth@redhat.com>
9172 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
9173 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
9174 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
9175 * common.opt (fdwarf2-cfi-asm): New.
9176 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
9177 * config.in, configure: Rebuild.
9178 * dwarf2asm.c (dw2_asm_output_data_raw): New.
9179 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
9181 (dw2_force_const_mem): Externalize.
9182 * dwarf2asm.h: Update.
9183 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
9184 generate a real label.
9185 (output_cfi_directive): New.
9186 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
9187 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
9188 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
9190 (dwarf2out_end_epilogue): Emit .cfi_endproc.
9191 (output_loc_operands_raw, output_loc_sequence_raw): New.
9192 (output_cfa_loc_raw): New.
9194 2008-08-05 Paul Brook <paul@codesourcery.com>
9196 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
9197 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
9198 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
9199 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
9200 * config/arm/arm.h (TARGET_VFPD32): Define.
9201 (TARGET_VFP3): Use TARGET_VFPD32.
9202 (fputype): Add FPUTYPE_VFP3D16.
9203 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
9204 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
9205 * config/arm/arm-cores.def: Add cortex-r4f.
9206 * config/arm/arm-tune.md: Regenerate.
9208 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9210 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
9211 Reword some comments throughout the file.
9213 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
9214 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
9215 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
9216 MFC_MIN_DMA_LIST_ELEMENTS.
9217 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
9218 MFC_MAX_DMA_LIST_ELEMENTS.
9220 (MFC_START_ENABLE): Remove PPU-only define.
9221 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
9222 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
9224 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
9225 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
9226 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
9227 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
9228 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
9229 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
9230 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
9232 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
9233 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
9234 (mfc_sdcrt, mfc_sdcrtst): Likewise.
9235 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
9237 (spu_read_machine_status): Fix typo.
9239 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9241 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
9242 SUBREG of multi-word hard register.
9243 * config/spu/spu.c (valid_subreg): Likewise.
9244 (adjust_operand): Handle SUBREGs of multi-word hard registers.
9246 2008-08-04 Richard Guenther <rguenther@suse.de>
9248 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
9249 the candidate with the stripped base if that base is different
9250 from the original base even for offset zero.
9252 2008-08-04 Richard Guenther <rguenther@suse.de>
9255 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
9256 check for no_overflow.
9258 2008-08-04 Richard Guenther <rguenther@suse.de>
9260 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
9262 2008-08-04 Paul Brook <paul@codesourcery.com>
9264 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
9265 (arm_order_regs_for_local_alloc): New function.
9266 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
9268 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
9270 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
9273 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
9274 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
9275 (ix86_expand_epilogue): Likewise.
9277 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
9279 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
9282 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
9284 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
9285 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
9286 (*movv2sf_internal_rex64): Ditto.
9288 2008-08-03 Jan Hubicka <jh@suse.cz>
9290 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
9291 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
9292 * expmed.c (expand_smod_pow2): Likewise.
9294 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
9297 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
9298 alternative 0 of operand 1.
9299 (*vec_concatv2di_rex64_sse): Ditto.
9300 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
9302 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
9303 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
9304 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
9305 (*movv2sf_internal_rex64): Ditto.
9307 2008-08-02 Richard Guenther <rguenther@suse.de>
9310 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
9311 (ssedoublesizemode): New mode attribute.
9312 (sse_shufps): Call gen_sse_shufps_v4sf.
9313 (sse_shufps_1): Macroize.
9314 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
9315 (sse2_shufpd_1): Macroize.
9316 (vec_extract_odd, vec_extract_even): New expanders.
9317 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
9318 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
9319 * i386.c (ix86_expand_vector_init_one_nonzero): Call
9320 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
9321 (ix86_expand_vector_set): Likewise.
9322 (ix86_expand_reduc_v4sf): Likewise.
9324 2008-08-01 Doug Kwan <dougkwan@google.com>
9326 * matrix-reorg.c: Re-enable all code.
9327 (struct malloc_call_data): Change CALL_STMT to gimple type.
9328 (collect_data_for_malloc_call): Tuplify.
9329 (struct access_site_info): Change STMT to gimple type.
9330 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
9331 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
9332 (struct free_info): Change STMT to gimple type.
9333 (struct matrix_access_phi_node): Change PHI to gimple type.
9334 (get_inner_of_cast_expr): Remove.
9335 (may_flatten_matrices_1): Tuplify.
9336 (may_flatten_matrices): Ditto.
9337 (mark_min_matrix_escape_level): Ditto.
9338 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
9339 (ssa_accessed_in_call_rhs): New
9340 (ssa_accessed_in_assign_rhs): New
9341 (record_access_alloc_site_info): Tuplify.
9342 (add_allocation_site): Ditto.
9343 (analyze_matrix_allocation_site): Ditto.
9344 (analyze_transpose): Ditto.
9345 (get_index_from_offset): Ditto.
9346 (update_type_size): Ditto.
9347 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
9348 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
9349 (analyze_accesses_for_phi_node): Tuplify.
9350 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
9351 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
9352 (analyze_matrix_accesses): Tuplify.
9353 (check_var_data): New call-back type for check_var_notmodified_p.
9354 (check_var_notmodified_p): Tuplify and use call-back struct to
9355 return statement found.
9356 (can_calculate_expr_before_stmt): Factor out statement related code
9358 (can_calculate_stmt_before_stmt): New.
9359 (check_allocation_function): Tuplify.
9360 (find_sites_in_func): Ditto.
9361 (record_all_accesses_in_func): Ditto.
9362 (transform_access_sites): Ditto.
9363 (transform_allocation_sites): Ditto.
9364 (matrix_reorg): Re-enable.
9365 (gate_matrix_reorg): Re-enable.
9367 2008-08-01 Jakub Jelinek <jakub@redhat.com>
9369 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
9370 for labels for which it hasn't been set yet. If it has been set,
9371 stop walking insns and continue with next worklist item.
9372 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
9373 if the only BARRIER is at the very end of a function.
9375 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
9377 * cfgexpand.c (expand_stack_alignment): Assert that
9378 stack_realign_drap and drap_rtx must match.
9380 * function.c (instantiate_new_reg): If DRAP is used to realign
9381 stack, replace virtual_incoming_args_rtx with internal arg
9384 2008-08-01 Richard Guenther <rguenther@suse.de>
9386 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
9387 loop information only if we initialized it.
9388 (execute_pre): Call fini_pre with in_fre.
9389 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
9390 if we do not unroll because we hit max-completely-peeled-insns.
9391 Use our estimation for consistency, do allow shrinking.
9393 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
9395 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
9396 with MIN_STACK_BOUNDARY.
9397 (ix86_update_stack_boundary): Likewise.
9398 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
9401 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
9402 (MIN_STACK_BOUNDARY): This.
9404 2008-08-01 Richard Guenther <rguenther@suse.de>
9407 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
9409 2008-08-01 Richard Guenther <rguenther@suse.de>
9411 PR tree-optimization/36988
9412 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
9413 do not matter if that doesn't change volatile qualification.
9415 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
9417 * configure.ac: Do not generate libada-mk. Do not subst
9419 * libada-mk.in: Remove.
9420 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
9421 * configure: Regenerate.
9423 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
9425 * tree-pass.h: Added comment about not dumping passes with name
9426 starting with star in struct opt_pass.
9427 * passes.c (register_dump_files_1): Don't do dump for a pass with
9428 name starting with star.
9429 * doc/passes.texi (Pass manager): Mention pass names and special
9430 meaning of star prefix to avoid dump.
9432 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
9434 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
9436 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
9437 (ISA_MIPS64R2): New macro.
9438 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
9439 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
9440 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
9441 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
9442 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
9443 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
9444 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
9445 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
9446 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
9447 Move up to keep list alphabetically sorted.
9448 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
9449 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
9451 * doc/invoke.texi (MIPS Options): Add -mips64r2.
9452 (-march=@var{arch}): Add mips64r2.
9454 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
9456 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
9458 2008-07-31 Steve Ellcey <sje@cup.hp.com>
9460 * expr.c (expand_assignment): Check for complete type.
9462 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
9465 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
9467 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
9468 for stack alignment.
9470 * function.h (rtl_data): Add stack_realign_tried. Update comments.
9472 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
9474 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
9475 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
9477 2008-07-31 Jakub Jelinek <jakub@redhat.com>
9479 PR rtl-optimization/36419
9480 * dwarf2out.c (barrier_args_size): New variable.
9481 (compute_barrier_args_size, compute_barrier_args_size_1): New
9483 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
9484 if not called yet in the current function, use barrier_args_size
9485 array to find the new args_size value.
9486 (dwarf2out_frame_debug): Free and clear barrier_args_size.
9488 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
9491 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
9494 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
9497 * dwarf2out.c (dwarf2out_args_size_adjust): New.
9498 (dwarf2out_stack_adjust): Use it.
9499 (dwarf2out_frame_debug_expr): Likewise.
9501 2008-07-31 Richard Guenther <rguenther@suse.de>
9503 PR tree-optimization/36978
9504 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
9505 the generated condition.
9507 2008-07-31 Richard Guenther <rguenther@suse.de>
9509 * passes.c (init_optimization_passes): Always call
9510 pass_early_warn_uninitialized.
9511 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
9512 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
9513 * doc/passes.texi (Warn for uninitialized variables): Adjust.
9515 2008-07-31 Jakub Jelinek <jakub@redhat.com>
9518 * builtins.c (maybe_emit_free_warning): New function.
9519 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
9520 maybe_emit_free_warning for BUILT_IN_FREE.
9523 * dwarf2out.c (get_context_die): New function.
9524 (force_decl_die, force_type_die): Use it.
9525 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
9526 returns NULL, force generation of DW_TAG_typedef and put that into
9529 PR preprocessor/36649
9530 * c-pch.c (c_common_read_pch): Save and restore
9531 line_table->trace_includes across PCH restore.
9533 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
9536 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
9538 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
9541 * final.c (call_from_call_insn): Handle COND_EXEC.
9543 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
9545 * builtins.c (std_gimplify_va_arg_expr): Replace
9546 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
9547 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
9549 2008-07-30 Joey Ye <joey.ye@intel.com>
9550 H.J. Lu <hongjiu.lu@intel.com>
9552 * builtins.c (expand_builtin_setjmp_receiver): Replace
9553 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
9554 (expand_builtin_apply_args_1): Likewise.
9555 (expand_builtin_longjmp): Need DRAP for stack alignment.
9556 (expand_builtin_apply): Likewise.
9558 * caller-save.c (setup_save_areas): Call assign_stack_local_1
9559 instead of assign_stack_local to allow alignment reduction.
9561 * calls.c (emit_call_1): Need DRAP for stack alignment if
9563 (expand_call): Replace virtual_incoming_args_rtx with
9564 crtl->args.internal_arg_pointer.
9565 * stmt.c (expand_nl_goto_receiver): Likewise.
9567 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
9568 alignment and store to stack_alignment_estimated and
9569 max_used_stack_slot_alignment.
9570 (expand_one_var): Likewise.
9571 (expand_stack_alignment): New function.
9572 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
9573 and stack_alignment_estimated fields in rtl_data. Call
9574 expand_stack_alignment at end.
9576 * defaults.h (INCOMING_STACK_BOUNDARY): New.
9577 (MAX_STACK_ALIGNMENT): Likewise.
9578 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
9579 (SUPPORTS_STACK_ALIGNMENT): Likewise.
9581 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
9582 stack alignment when generating virtual registers.
9584 * function.c (assign_stack_local): Renamed to ...
9585 (assign_stack_local_1): This. Add a parameter to indicate
9586 if it is OK to reduce alignment.
9587 (assign_stack_local): Use it.
9588 (instantiate_new_reg): Instantiate virtual incoming args rtx
9589 to vDRAP if stack realignment and DRAP is needed.
9590 (assign_parms): Collect parameter/return type alignment and
9591 contribute to stack_alignment_estimated.
9592 (locate_and_pad_parm): Likewise.
9593 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
9594 with crtl->args.internal_arg_pointer.
9596 * function.h (rtl_data): Add new field drap_reg,
9597 max_used_stack_slot_alignment, stack_alignment_estimated,
9598 stack_realign_needed, need_drap, stack_realign_processed and
9599 stack_realign_finalized.
9600 (stack_realign_fp): New macro.
9601 (stack_realign_drap): Likewise.
9603 * global.c (compute_regsets): Frame pointer is needed when
9604 stack is realigned. Can eliminate frame pointer when stack is
9605 realigned and dynamic realigned argument pointer isn't used.
9607 * reload1.c (update_eliminables): Frame pointer is needed
9608 when stack is realigned.
9609 (init_elim_table): Can eliminate frame pointer when stack is
9610 realigned and dynamic realigned argument pointer isn't used.
9612 * rtl.h (assign_stack_local_1): Declare new funtion.
9614 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
9615 (TARGET_GET_DRAP_RTX): Likewise.
9616 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
9617 TARGET_GET_DRAP_RTX.
9619 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
9621 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
9622 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
9624 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
9625 H.J. Lu <hongjiu.lu@intel.com>
9627 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
9628 vdrap_reg, stack_realign and drap_reg_saved.
9629 (add_cfi): Don't allow redefining CFA when DRAP is used.
9630 (reg_save): Handle stack alignment.
9631 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
9632 alignment. Don't generate DWARF information for (set fp sp)
9634 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
9636 (int_loc_descriptor): Move prototype forward. Also define if
9637 DWARF2_UNWIND_INFO is true.
9638 (output_cfa_loc): Handle DW_CFA_expression.
9639 (build_cfa_aligned_loc): New.
9640 (based_loc_descr): Update assert for stack realign. For local
9641 variables, use sp+offset when stack is aligned without drap and
9642 fp+offset when stack is aligned with drap. For arguments, use
9643 cfa+offset when drap is used to align stack.
9645 2008-07-30 Joey Ye <joey.ye@intel.com>
9646 H.J. Lu <hongjiu.lu@intel.com>
9648 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
9650 (ix86_gen_andsp): New.
9651 (ix86_user_incoming_stack_boundary): Likewise.
9652 (ix86_default_incoming_stack_boundary): Likewise.
9653 (ix86_incoming_stack_boundary): Likewise.
9654 (ix86_can_eliminate): Likewise.
9655 (find_drap_reg): Likewise.
9656 (ix86_update_stack_boundary): Likewise.
9657 (ix86_get_drap_rtx): Likewise.
9658 (ix86_finalize_stack_realign_flags): Likewise.
9659 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
9660 (TARGET_GET_DRAP_RTX): Likewise.
9661 (override_options): Overide option value for new options.
9662 (ix86_function_ok_for_sibcall): Remove check for
9663 force_align_arg_pointer.
9664 (ix86_handle_cconv_attribute): Likewise.
9665 (ix86_function_regparm): Likewise.
9666 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
9667 (ix86_va_start): Replace virtual_incoming_args_rtx with
9668 crtl->args.internal_arg_pointer.
9669 (ix86_select_alt_pic_regnum): Check DRAP register.
9670 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
9671 (ix86_compute_frame_layout): Compute frame layout wrt stack
9673 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
9674 (ix86_expand_prologue): Decide if stack realignment is needed
9675 and generate prologue code accordingly.
9676 (ix86_expand_epilogue): Generate epilogue code wrt stack
9677 realignment is really needed or not.
9679 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
9680 (ABI_STACK_BOUNDARY): Likewise.
9681 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
9682 (STACK_REALIGN_DEFAULT): Likewise.
9683 (INCOMING_STACK_BOUNDARY): Likewise.
9684 (MAX_STACK_ALIGNMENT): Likewise.
9685 (ix86_incoming_stack_boundary): Likewise.
9686 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
9687 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
9688 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
9689 (machine_function): Remove force_align_arg_pointer.
9691 * config/i386/i386.md (BX_REG): New.
9692 (R13_REG): Likewise.
9694 * config/i386/i386.opt (mforce_drap): New.
9695 (mincoming-stack-boundary): Likewise.
9696 (mstackrealign): Add Init(-1).
9698 * config/i386/i386-protos.h (ix86_can_eliminate): New
9700 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
9702 * doc/extend.texi: Update force_align_arg_pointer.
9704 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
9707 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
9708 (INCOMING_STACK_BOUNDARY): Likewise.
9709 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
9710 (TARGET_GET_DRAP_RTX): Likewise.
9712 2008-07-30 Andreas Schwab <schwab@suse.de>
9714 PR rtl-optimization/36929
9715 * dse.c (replace_inc_dec): Use emit_insn_before instead of
9716 add_insn_before and fix argument order.
9717 (replace_inc_dec_mem): Handle NULL rtx.
9719 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
9721 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
9723 (arm_compute_initial_elimination_offset): Use it.
9724 (arm_compute_save_reg_mask): Include static chain save slot when
9725 calculating alignment.
9726 (arm_get_frame_offsets): Ditto.
9727 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
9728 that we can use to decrement the stack when the stack decrement
9729 could be too big for an immediate value in a single insn.
9730 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
9732 2008-07-30 Richard Guenther <rguenther@suse.de>
9734 PR tree-optimization/36967
9735 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
9736 Release defs of statements we remove.
9738 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
9740 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
9741 instead of NULL_RTVEC.
9743 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
9747 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
9750 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
9752 * final.c (call_from_call_insn): New.
9753 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
9755 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
9757 * configure.ac: Substitute ADA_CFLAGS.
9758 * configure: Regenerate.
9759 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
9760 * Makefile.in: Remove mention of X_* variables.
9761 * config/pa/x-ada-hpux10: Remove.
9762 * config/pa/x-ada: Remove.
9764 * doc/fragments.texi: Update.
9766 2008-07-30 Olivier Hainque <hainque@adacore.com>
9768 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
9769 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
9770 __dso_handle explicitly here.
9772 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9775 * c-typeck.c (build_binary_op): Encapsulate code into...
9776 * c-common.c (shorten_binary_op): ...this new function.
9777 (conversion_warning): Use the new function. Handle non-negative
9778 constant in bitwise-and.
9779 * c-common.h (shorten_binary_op): Declare.
9781 2008-07-30 Olivier Hainque <hainque@adacore.com>
9783 * scan.c (make_sstring_space): Add explicit conversions of
9784 allocator's return value.
9785 * fix-header.c (recognized_function): Likewise.
9787 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9789 * doc/cpp.texi: Update to GFDL 1.2.
9790 * doc/gcc.texi: Do not list GPL as Invariant Section.
9791 * doc/gccint.texi: Likewise. Update copyright years.
9792 * doc/install.texi: Update copyright years.
9794 2008-07-30 Alan Modra <amodra@bigpond.net.au>
9797 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
9798 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
9800 2008-07-29 Jan Hubicka <jh@suse.cz>
9802 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
9803 (grokdeclarator): Likewise.
9804 * langhooks.c (lhd_warn_unused_global_decl): Use
9805 DECL_DECLARED_INLINE_P.
9806 * print-tree.c (print_node): Remove DECL_INLINE check.
9808 2008-07-29 Richard Guenther <rguenther@suse.de>
9810 PR tree-optimization/36945
9811 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
9812 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
9813 Record invariant addresses un-decomposed.
9814 (copy_reference_ops_from_call): Record reference call
9815 arguments properly. Simplify.
9816 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
9817 helper split out from ...
9818 (create_component_ref_by_pieces): ... here. Simplify.
9819 Prepare for recursive invocation for call arguments.
9820 (create_expression_by_pieces): Adjust call to
9821 create_component_ref_by_pieces.
9822 (compute_avail): Process operand 2 of reference ops.
9824 2008-07-29 Richard Guenther <rguenther@suse.de>
9826 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
9828 2008-07-29 Jakub Jelinek <jakub@redhat.com>
9830 * c-format.c (check_format_types): Revert unwanted checkin.
9832 2008-07-29 Jan Hubicka <jh@suse.cz>
9834 * flags.h (flag_really_no_inline): Remove.
9835 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
9836 * toplev.c (flag_really_no_inline): Remove.
9837 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
9838 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
9839 (cgraph_decide_inlining_incrementally): Likewise.
9840 (compute_inline_parameters): Likewise.
9841 * opts.c (decode_options): Simplify.
9842 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
9843 * common.opt (finline): Initialize to 1.
9844 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
9846 2008-07-29 Jan Hubicka <jh@suse.cz>
9848 * predict.c (always_optimize_for_size_p): New function.
9849 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
9850 optimize_edge_for_size_p, optimize_edge_for_speed_p,
9851 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
9853 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
9854 * function.c (prepare_function_start): Set default profile.
9855 * function.h (rtl_data): Add maybe_hot_insn_p.
9856 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
9857 (construct_exit_block): Likewise.
9858 (tree_expand_cfg): Likewise.
9860 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
9861 optimize_edge_for_size_p, optimize_edge_for_speed_p,
9862 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
9863 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
9866 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9869 * c-decl.c (merge_decls): Merge USED flags.
9871 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
9873 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
9874 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
9875 next_stack, lab_false and lab_over trees.
9877 2008-07-28 Richard Guenther <rguenther@suse.de>
9879 PR tree-optimization/36957
9880 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
9881 (useless_type_conversion_p): Remove.
9882 (types_compatible_p): Remove.
9883 * gimple.h (tree_ssa_useless_type_conversion): Declare.
9884 (useless_type_conversion_p): Declare.
9885 (types_compatible_p): Declare.
9886 (gimple_expr_type): Return the base type only if it is
9887 trivially convertible to the subtype.
9889 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
9891 * configure.ac: Use the m4_do macro to concatenate the warnings into
9892 one string in ACX_PROG_CC_WARNING_OPTS,
9893 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
9894 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
9895 * configure: Regenerate.
9897 2008-07-28 Richard Guenther <rguenther@suse.de>
9899 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
9900 (insert_fake_stores): Remove.
9901 (realify_fake_stores): Likewise.
9902 (execute_pre): Remove dead code.
9903 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
9904 (find_func_aliases): Deal with it here instead.
9905 Re-enable gcc_unreachable call.
9907 2008-07-28 Richard Guenther <rguenther@suse.de>
9909 Merge from gimple-tuples-branch.
9911 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
9912 * gimple.def: New file.
9913 * gsstruct.def: Likewise.
9914 * gimple-iterator.c: Likewise.
9915 * gimple-pretty-print.c: Likewise.
9916 * tree-gimple.c: Removed. Merged into ...
9917 * gimple.c: ... here. New file.
9918 * tree-gimple.h: Removed. Merged into ...
9919 * gimple.h: ... here. New file.
9921 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
9922 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
9923 --enable-checking=gimple flag.
9924 * config.in: Likewise.
9925 * configure: Regenerated.
9927 * tree-ssa-operands.h: Tuplified.
9928 * tree-vrp.c: Likewise.
9929 * tree-loop-linear.c: Likewise.
9930 * tree-into-ssa.c: Likewise.
9931 * tree-ssa-loop-im.c: Likewise.
9932 * tree-dump.c: Likewise.
9933 * tree-complex.c: Likewise.
9934 * cgraphbuild.c: Likewise.
9935 * tree-ssa-threadupdate.c: Likewise.
9936 * tree-ssa-loop-niter.c: Likewise.
9937 * tree-pretty-print.c: Likewise.
9938 * tracer.c: Likewise.
9939 * gengtype.c: Likewise.
9940 * tree-loop-distribution.c: Likewise.
9941 * tree-ssa-loop-unswitch.c: Likewise.
9942 * cgraph.c: Likewise.
9943 * cgraph.h: Likewise.
9944 * tree-ssa-loop-manip.c: Likewise.
9945 * value-prof.c: Likewise.
9946 * tree-ssa-loop-ch.c: Likewise.
9947 * tree-tailcall.c: Likewise.
9948 * value-prof.h: Likewise.
9951 * tree-pass.h: Likewise.
9952 * ipa-cp.c: Likewise.
9953 * tree-scalar-evolution.c: Likewise.
9954 * tree-scalar-evolution.h: Likewise.
9955 * target.h: Likewise.
9956 * lambda-mat.c: Likewise.
9957 * tree-phinodes.c: Likewise.
9958 * diagnostic.h: Likewise.
9959 * builtins.c: Likewise.
9960 * tree-ssa-alias-warnings.c: Likewise.
9961 * cfghooks.c: Likewise.
9962 * fold-const.c: Likewise.
9963 * cfghooks.h: Likewise.
9964 * omp-low.c: Likewise.
9965 * tree-ssa-dse.c: Likewise.
9966 * ipa-reference.c: Likewise.
9967 * tree-ssa-uncprop.c: Likewise.
9968 * toplev.c: Likewise.
9969 * tree-gimple.c: Likewise.
9970 * tree-gimple.h: Likewise.
9971 * tree-chrec.c: Likewise.
9972 * tree-chrec.h: Likewise.
9973 * tree-ssa-sccvn.c: Likewise.
9974 * tree-ssa-sccvn.h: Likewise.
9975 * cgraphunit.c: Likewise.
9976 * tree-ssa-copyrename.c: Likewise.
9977 * tree-ssa-ccp.c: Likewise.
9978 * tree-ssa-loop-ivopts.c: Likewise.
9979 * tree-nomudflap.c: Likewise.
9980 * tree-call-cdce.c: Likewise.
9981 * ipa-pure-const.c: Likewise.
9982 * c-format.c: Likewise.
9983 * tree-stdarg.c: Likewise.
9984 * tree-ssa-math-opts.c: Likewise.
9985 * tree-ssa-dom.c: Likewise.
9986 * tree-nrv.c: Likewise.
9987 * tree-ssa-propagate.c: Likewise.
9988 * ipa-utils.c: Likewise.
9989 * tree-ssa-propagate.h: Likewise.
9990 * tree-ssa-alias.c: Likewise.
9991 * gimple-low.c: Likewise.
9992 * tree-ssa-sink.c: Likewise.
9993 * ipa-inline.c: Likewise.
9994 * c-semantics.c: Likewise.
9995 * dwarf2out.c: Likewise.
9997 * tree-ssa-loop-ivcanon.c: Likewise.
9998 * predict.c: Likewise.
9999 * tree-ssa-loop.c: Likewise.
10000 * tree-parloops.c: Likewise.
10001 * tree-ssa-address.c: Likewise.
10002 * tree-ssa-ifcombine.c: Likewise.
10003 * matrix-reorg.c: Likewise.
10004 * c-decl.c: Likewise.
10005 * tree-eh.c: Likewise.
10006 * c-pretty-print.c: Likewise.
10007 * lambda-trans.c: Likewise.
10008 * function.c: Likewise.
10009 * langhooks.c: Likewise.
10010 * ebitmap.h: Likewise.
10011 * tree-vectorizer.c: Likewise.
10012 * function.h: Likewise.
10013 * langhooks.h: Likewise.
10014 * tree-vectorizer.h: Likewise.
10015 * ipa-type-escape.c: Likewise.
10016 * ipa-type-escape.h: Likewise.
10017 * domwalk.c: Likewise.
10018 * tree-if-conv.c: Likewise.
10019 * profile.c: Likewise.
10020 * domwalk.h: Likewise.
10021 * tree-data-ref.c: Likewise.
10022 * tree-data-ref.h: Likewise.
10023 * tree-flow-inline.h: Likewise.
10024 * tree-affine.c: Likewise.
10025 * tree-vect-analyze.c: Likewise.
10026 * c-typeck.c: Likewise.
10027 * gimplify.c: Likewise.
10028 * coretypes.h: Likewise.
10029 * tree-ssa-phiopt.c: Likewise.
10030 * calls.c: Likewise.
10031 * tree-ssa-coalesce.c: Likewise.
10032 * tree.def: Likewise.
10033 * tree-dfa.c: Likewise.
10034 * except.c: Likewise.
10035 * except.h: Likewise.
10036 * cfgexpand.c: Likewise.
10037 * tree-cfgcleanup.c: Likewise.
10038 * tree-ssa-pre.c: Likewise.
10039 * tree-ssa-live.c: Likewise.
10040 * tree-sra.c: Likewise.
10041 * tree-ssa-live.h: Likewise.
10042 * tree-predcom.c: Likewise.
10043 * lambda.h: Likewise.
10044 * tree-mudflap.c: Likewise.
10045 * ipa-prop.c: Likewise.
10046 * print-tree.c: Likewise.
10047 * tree-ssa-copy.c: Likewise.
10048 * ipa-prop.h: Likewise.
10049 * tree-ssa-forwprop.c: Likewise.
10050 * ggc-page.c: Likewise.
10051 * c-omp.c: Likewise.
10052 * tree-ssa-dce.c: Likewise.
10053 * tree-vect-patterns.c: Likewise.
10054 * tree-ssa-ter.c: Likewise.
10055 * tree-nested.c: Likewise.
10056 * tree-ssa.c: Likewise.
10057 * lambda-code.c: Likewise.
10058 * tree-ssa-loop-prefetch.c: Likewise.
10059 * tree-inline.c: Likewise.
10060 * tree-inline.h: Likewise.
10061 * tree-iterator.c: Likewise.
10062 * tree-optimize.c: Likewise.
10063 * tree-ssa-phiprop.c: Likewise.
10064 * tree-vect-transform.c: Likewise.
10065 * tree-object-size.c: Likewise.
10066 * tree-outof-ssa.c: Likewise.
10067 * cfgloop.c: Likewise.
10068 * system.h: Likewise.
10069 * tree-profile.c: Likewise.
10070 * cfgloop.h: Likewise.
10071 * c-gimplify.c: Likewise.
10072 * c-common.c: Likewise.
10073 * tree-vect-generic.c: Likewise.
10074 * tree-flow.h: Likewise.
10075 * c-common.h: Likewise.
10076 * basic-block.h: Likewise.
10077 * tree-ssa-structalias.c: Likewise.
10078 * tree-switch-conversion.c: Likewise.
10079 * tree-ssa-structalias.h: Likewise.
10080 * tree-cfg.c: Likewise.
10081 * passes.c: Likewise.
10082 * ipa-struct-reorg.c: Likewise.
10083 * ipa-struct-reorg.h: Likewise.
10084 * tree-ssa-reassoc.c: Likewise.
10085 * cfgrtl.c: Likewise.
10086 * varpool.c: Likewise.
10087 * stmt.c: Likewise.
10088 * tree-ssanames.c: Likewise.
10089 * tree-ssa-threadedge.c: Likewise.
10090 * langhooks-def.h: Likewise.
10091 * tree-ssa-operands.c: Likewise.
10092 * config/alpha/alpha.c: Likewise.
10093 * config/frv/frv.c: Likewise.
10094 * config/s390/s390.c: Likewise.
10095 * config/m32c/m32c.c: Likewise.
10096 * config/m32c/m32c-protos.h: Likewise.
10097 * config/spu/spu.c: Likewise.
10098 * config/sparc/sparc.c: Likewise.
10099 * config/i386/i386.c: Likewise.
10100 * config/sh/sh.c: Likewise.
10101 * config/xtensa/xtensa.c: Likewise.
10102 * config/stormy16/stormy16.c: Likewise.
10103 * config/ia64/ia64.c: Likewise.
10104 * config/rs6000/rs6000.c: Likewise.
10105 * config/pa/pa.c: Likewise.
10106 * config/mips/mips.c: Likewise.
10108 2008-07-28 Simon Baldwin <simonb@google.com>
10110 * c-pragma.c (handle_pragma_message): New function.
10111 (init_pragma): Register handle_pragma_message.
10112 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
10115 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
10117 PR tree-optimization/35252
10118 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
10119 REALPART_EXPR to be considered as same load operation.
10121 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
10123 PR tree-optimization/36830
10124 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
10125 (expressions_equal_p): Return false if only one operand is null.
10127 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
10129 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
10130 version requirements.
10132 2008-07-26 Olivier Hainque <hainque@adacore.com>
10134 * collect2.c (symkind): New enum. Symbol kinds we care about.
10135 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
10136 code and head comment accordingly.
10137 (scan_prog_file): Use symkind names instead of bare integers.
10139 2008-07-25 Jan Hubicka <jh@suse.cz>
10141 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
10143 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
10144 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
10145 * dojump.c (clear_pending_stack_adjust): Likewise.
10146 * print-tree.c (print_node): Ignore DECL_INLINE.
10147 * tree-inline.c (inlinable_function_p): Likewise.
10149 2008-07-25 Michael Meissner <gnu@the-meissners.org>
10151 * doc/extend.texi (hot attribute): Document that the hot attribute
10152 turns on -O3 for some ports.
10153 (cold attribute): Document that the cold attribute turns on -Os
10156 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
10157 reflect function specific option support.
10159 * target.h (struct target_option_hooks): Add fields to say whether
10160 the cold attribute implies -Os and the hot attribute implies -O3.
10162 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
10163 By default, do not turn on -Os for cold functions.
10164 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
10165 not turn on -O3 for hot functions.
10167 * c-common.c (handle_hot_attribute): Use target hook to determine
10168 if hot functions should enable -O3.
10169 (handle_cold_attribute): Use target hook to determine if cold
10170 functions should enable -Os.
10172 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
10173 (override_options): Move disable scheduling to
10174 optimization_options.
10175 (optimization_options): Disable scheduling here, not
10177 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
10178 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
10180 * config/ia64/ia64.c (ia64_override_options): Move setting
10181 scheduling flags to ia64_optimization_options.
10182 (ia64_optimization_options): Disable scheduling options here, and
10183 not in ia64_override_options.
10184 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
10185 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
10187 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
10190 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
10192 2008-07-25 Martin Jambor <mjambor@suse.cz>
10194 PR tree-optimization/36926
10195 * ipa-prop.c (ipa_analyze_call_uses): Call
10196 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
10198 2008-07-25 Joseph Myers <joseph@codesourcery.com>
10200 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
10201 movv2si_internal): Add mem = reg alternative.
10203 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
10206 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
10207 DEFAULT_PCC_STRUCT_RETURN to 127.
10209 2008-07-24 Jan Hubicka <jh@suse.cz>
10211 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
10212 (build_cgraph_edges): Likewise.
10213 * cgraph.c (cgraph_node): Do not update assembler hash.
10214 (cgraph_remove_node): Drop non-unit-at-a-time code.
10215 * tree-pass.h (pass_O0_always_inline): Remove.
10216 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
10217 * toplev.c (process_options): Flag unit-at-a-time does not imply
10218 no section anchors.
10219 * cgraphunit.c: Update comments.
10220 (decide_is_function_needed): Drop non-unit-at-a-time mode.
10221 (cgraph_assemble_pending_functions): Remove.
10222 (cgraph_reset_node): Drop non-unit-at-a-time code.
10223 (cgraph_finalize_function): Likewise.
10224 (cgraph_analyze_function): Likewise.
10225 (cgraph_finalize_compilation_unit): Likewise.
10226 (cgraph_expand_function): Likewise.
10227 (cgraph_optimize): Likesise.
10228 (save_inline_function_body): Likewise.
10229 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
10230 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
10231 * ipa-inline.c: Update comments.
10232 (enum inlining_mode): remove INLINE_SPEED.
10233 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
10234 (cgraph_mark_inline_edge): Likewise.
10235 (try_inline): Likewise.
10236 (cgraph_decide_inlining_incrementally): Likewise.
10237 (cgraph_gate_inlining): Remove.
10238 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
10239 (cgraph_gate_early_inlining): Likewise.
10240 (gate_inline_passes): Remove.
10241 (pass_inline_parameters, pass_ipa_inline): Remove gates.
10242 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
10243 pass_O0_always_inline): Remove.
10244 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
10245 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
10246 * opts.c (no_unit_at_a_time_default): Remove.
10247 (decode_options): Remove flag_unit_at_a_time reset and warning.
10248 * opts.h (no_unit_at_a_time_default): Remove.
10249 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
10250 early in GNU dialect.
10251 (merge_decls): Update comment; drop unit-at-a-time check.
10252 (finish_decl): Likewise.
10253 (grok_declaration): Remove flag_inline_trees code.
10254 (finish_functions): Return on function returning non-void on all
10256 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
10257 * cfgexpand.c (expand_one_static_var): Remove.
10258 (expand_one_var): Remove expand_one_static_var call.
10259 (expand_used_vars_for_block): Remove flag_unit_a_time check.
10260 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
10261 and flag_unit_at_a-time compatibility checks.
10262 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
10263 * tree-inline.c (flag_inline_trees): Remove.
10264 (inlinable_function_p): Don't check it.
10265 (expand_call_inline): Remove non-unit-at-a-time code.
10266 * tree-inline.h (flag_inline_trees): Remove.
10267 * tree-optimize.c (execute_early_local_optimizations): Remove
10268 unit-at-a-time checks.
10269 (tree_rest_of_compilation): Likewise.
10270 * combine.c (setup_incoming_promotions): Likewise.
10271 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
10272 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
10273 * passes.c (pass_inline_parameters): Update comments; remove
10274 O0_alwaysinline pass.
10275 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
10276 (execute_one_pass): Likewise.
10277 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
10278 (ix86_function_sseregparm): Likewise.
10279 * arm.c (arm_function_in_section_p): Likewise.
10280 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
10281 * varpool.c: Update comments.
10282 (decide_is_variable_needed): Remove unit-at-a-time checks.
10283 (varpool_finalize_decl): Likewise.
10285 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
10287 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
10288 to 2 instead of -1.
10289 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
10291 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
10293 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
10294 imp symbol extension.
10296 2008-07-23 Ian Lance Taylor <iant@google.com>
10298 * tree-vrp.c (infer_value_range): Ignore asm statements when
10299 looking for memory accesses for -fdelete-null-pointer-checks.
10301 2008-07-24 Ben Elliston <bje@au.ibm.com>
10303 * config/spu/spu-c.c (__vector_keyword): New variable.
10304 (vector_keyword): Likewise.
10305 (spu_categorize_keyword): New function.
10306 (spu_macro_to_expand): Likewise.
10307 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
10308 compiling an ISO C dialect.
10310 2008-07-24 Ben Elliston <bje@au.ibm.com>
10312 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
10313 conventional usage.
10315 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
10317 * configure: Regenerate.
10318 * configure.ac: Require texinfo 4.7.
10319 * doc/install.texi: Document texinfo 4.7 requirement.
10321 2008-07-23 Martin Jambor <mjambor@suse.cz>
10323 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
10324 rather than for DECL_SAVED_TREE.
10325 * ipa-prop.c: Include diagnostic.h.
10326 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
10328 (ipa_detect_param_modifications): Function rewritten from scratch.
10329 (ipa_compute_jump_functions): Changed accesses to modification flags.
10330 (ipa_free_node_params_substructures): Update flags destruction.
10331 (ipa_node_duplication_hook): Update flags duplication.
10332 (ipa_print_all_params_modified): Updated flag access.
10333 * ipa-prop.h (struct ipa_param_flags): New structure.
10334 (struct ipa_node_params): New field modification_analysis_done,
10335 modified_flags changed into param_flags.
10336 (ipa_is_ith_param_modified): Changed to use new flags.
10337 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
10339 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
10340 ipa-cp.c and split into two functions.
10341 (ipa_print_node_jump_functions): New function.
10342 (compute_scalar_jump_functions): New function.
10343 (type_like_member_ptr_p): New function.
10344 (compute_pass_through_member_ptrs): New function.
10345 (fill_member_ptr_cst_jump_function): New function.
10346 (determine_cst_member_ptr): New function.
10347 (compute_cst_member_ptr_arguments): New function.
10348 (ipa_compute_jump_functions): Complete rewrite.
10349 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
10350 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
10351 (struct ipa_member_ptr_cst): New structure.
10352 (union jump_func_value): New field member_cst.
10353 * ipa-cp.c (ipcp_lat_is_insertable): New function.
10354 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
10355 jump function types.
10356 (ipcp_print_all_lattices): Slight fprintf rearrangement.
10357 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
10358 instead of ipcp_print_all_jump_functions.
10359 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
10360 only for replacable scalars.
10362 * doc/invoke.texi (Optimize options): Add description of
10363 -findirect-inlining.
10364 * common.opt (flag_indirect_inlining): New flag.
10365 * opts.c (decode_options): Set flag_indirect_inlining when
10368 * ipa-inline.c: Include ipa-prop.h.
10369 (inline_indirect_intraprocedural_analysis): New function.
10370 (inline_generate_summary): Allocate parameter and argument info
10371 structures, call inline_indirect_intraprocedural_analysis on each
10372 node when doing indirect inlining and deallocate indirect inlining
10373 data structures in the end.
10374 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
10375 (free_all_ipa_structures_after_iinln): New function.
10376 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
10378 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
10380 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
10381 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
10382 of computing the frequency separately.
10383 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
10384 of computing the frequency separately.
10385 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
10386 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
10387 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
10388 (ipa_get_stmt_member_ptr_load_param): New function.
10389 (ipa_is_ssa_with_stmt_def): New function.
10390 (ipa_note_param_call): New function.
10391 (ipa_analyze_call_uses): New function.
10392 (ipa_analyze_stmt_uses): New function.
10393 (ipa_analyze_params_uses): New function.
10394 (ipa_free_node_params_substructures): Also free the param_calls linked
10396 (ipa_node_duplication_hook): Also duplicate the param_calls
10398 (ipa_print_node_param_flags): New function.
10399 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
10400 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
10401 * ipa-prop.h (struct ipa_param_flags): New field called.
10402 (struct ipa_param_call_note): New structure.
10403 (struct ipa_node_params): New fields param_calls and
10404 uses_analysis_done.
10405 (ipa_is_ith_param_called): New function.
10406 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
10407 ipa_analyze_params_uses and dump parameter flags.
10409 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
10410 ipa_propagate_indirect_call_infos if performing indirect inlining,
10411 pass a new parameter new_edges to it.
10412 (add_new_edges_to_heap): New fucntion.
10413 (cgraph_decide_inlining_of_small_functions): New vector
10414 new_indirect_edges for newly found indirect edges , call
10415 ipa_propagate_indirect_call_infos after inlining.
10416 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
10417 inlining if performing indirect inlining. Call
10418 free_all_ipa_structures_after_iinln when doing so too.
10419 (inline_generate_summary): Do not call
10420 free_all_ipa_structures_after_iinln here.
10421 * ipa-prop.c (update_jump_functions_after_inlining): New function.
10422 (print_edge_addition_message): New function.
10423 (update_call_notes_after_inlining): New function.
10424 (propagate_info_to_inlined_callees): New function.
10425 (ipa_propagate_indirect_call_infos): New function.
10426 * ipa-prop.h: Include cgraph.h
10427 (struct ipa_param_call_note): Fields reordered, new field processed.
10428 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
10429 flag indirect_call.
10430 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
10431 rediscovered call statements.
10432 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
10433 (dump_cgraph_node): Dump also the indirect_call flag.
10434 (cgraph_clone_edge): Copy also the indirect_call flag.
10435 * tree-inline.c (copy_bb): Do not check for fndecls from call
10436 expressions, check for edge availability when moving clones.
10437 (get_indirect_callee_fndecl): New function.
10438 (expand_call_inline): If callee declaration is not apprent from
10439 the statement, try calling get_indirect_callee_fndecl. Do not
10440 issue warnings or call sorry when not inlinings an indirect edge.
10441 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
10443 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
10444 bit more frandly to matching.
10445 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
10446 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
10447 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
10449 2008-07-23 Michael Meissner <gnu@the-meissners.org>
10452 * opth-gen.awk: Suppress function specific features when building
10454 * optc-gen.awk: Ditto.
10456 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10459 * diagnostic.c (pedwarn): Add opt parameter.
10461 * c-tree.h (pedwarn_init): Add opt parameter.
10462 (pedwarn_c90): Likewise.
10463 (pedwarn_c99): Likewise.
10464 * c-errors.c (pedwarn_c99): Likewise.
10465 (pedwarn_c90): Likewise.
10466 * toplev.h (pedwarn): Update declaration.
10467 (pedwarn0): Declare.
10468 * c-lex.c: All calls to pedwarn changed.
10469 * builtins.c: All calls to pedwarn changed.
10470 * toplev.c: All calls to pedwarn changed.
10471 * c-decl.c: All calls to pedwarn changed.
10472 * c-typeck.c: All calls to pedwarn changed.
10473 * c-common.c: All calls to pedwarn changed.
10474 * c-parser.c: All calls to pedwarn changed.
10476 2008-07-23 Michael Meissner <gnu@the-meissners.org>
10477 Karthik Kumar <karthikkumar@gmail.com>
10479 * attribs.c (file scope): Include c-common.h.
10480 (decl_attributes): Add support for #pragma GCC optimize and
10481 #pragma GCC option.
10483 * targhooks.c (default_can_inline_p): New function that is the
10484 default for the TARGET_CAN_INLINE_P target hook.
10486 * targhooks.h (default_can_inline_p): Add declaration.
10488 * tree.c (cl_optimization_node): New static tree for building
10489 OPTIMIZATION_NODE tree.
10490 (cl_target_option_node): New static tree for building
10491 TARGET_OPTION_NODE tree.
10492 (cl_option_hash_table): New hash table for hashing
10493 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
10494 (cl_option_hash_hash): New function to provide the hash value for
10495 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
10496 (cl_option_hash_eq): New function to provide an equality test for
10497 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
10498 (tree_code_size): Add support for OPTIMIZATION_NODE and
10499 TARGET_OPTION_NODE trees.
10500 (tree_code_structure): Add support for OPTIMIZATION_NODE and
10501 TARGET_OPTION_NODE trees.
10502 (build_optimization_node): Build a tree that has all of the
10503 current optimization options.
10504 (build_target_option_node): Build a tree that has the target
10505 options that might be changed on a per function basis.
10507 * tree.h (file scope): Include options.h.
10508 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
10509 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
10510 (TREE_OPTIMIZATION): Ditto.
10511 (TREE_TARGET_SPECIFIC): Ditto.
10512 (struct tree_function_decl): Add fields for remembering the
10513 current optimization options and target specific options.
10514 (struct tree_optimization_option): New tree variant that remembers
10515 the optimization options.
10516 (struct tree_target_option): New tree variant that remembers the
10517 target specific flags that might change for compiling a particular
10519 (union tree_node): Include tree_optimization_option and
10520 tree_target_option fields.
10521 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
10522 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
10523 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
10524 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
10525 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
10526 optimization and target options.
10527 (optimization_default_node): New macro to refer to global_trees
10529 (optimization_current_node): Ditto.
10530 (optimization_cold_node): Ditto.
10531 (optimization_hot_node): Ditto.
10532 (target_option_default_node): Ditto.
10533 (target_option_current_node): Ditto.
10534 (current_option_pragma): Ditto.
10535 (current_optimize_pragma): Ditto.
10537 * target.h (struct gcc_target): Add valid_option_attribute_p,
10538 target_option_save, target_option_restore, target_option_print,
10539 target_option_pragma_parse, and can_inline_p hooks.
10541 * toplev.h (parse_optimize_options): Add declaration.
10542 (fast_math_flags_struct_set_p): Ditto.
10544 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
10545 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
10548 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
10549 tree_can_inline_p hook to see if one function can inline another.
10550 (cgraph_decide_inlining): Ditto.
10551 (cgraph_decide_inlining_incrementally): Ditto.
10553 * opts.c (decode_options): Add support for running multiple times
10554 to allow functions with different target or optimization options
10555 than was specified on the command line.
10556 (fast_math_flags_struct_set_p): New function that is similar to
10557 fast_math_flags_set_p, except it uses the values in the
10558 cl_optimization structure instead of global variables.
10560 * optc-gen.awk: Add support for TargetSave to allow a back end to
10561 declare new fields that need to be saved when using function
10562 specific options. Include flags.h and target.h in the options.c
10563 source. Add support for Save to indicate which options can be set
10564 for individual functions. Generate cl_optimize_save,
10565 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
10566 cl_target_option_restore, cl_target_option_print functions to
10567 allow functions to use different optimization or target options.
10569 * opt-functions.awk (var_type_struct): Return the type used for
10570 storing the field in a structure.
10572 * opth-gen.awk: Add support for TargetSave to allow a back end to
10573 declare new fields that need to be saved when using function
10574 specific options. Add support for Save to indicate which options
10575 can be set for individual functions. Only generate one extern for
10576 Mask fields. Generate cl_optimization and cl_target_option
10577 structures to remember optimization and target options.
10579 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
10580 collecting new tree nodes.
10581 (TS_TARGET_OPTION): Ditto.
10583 * c-decl.c (merge_decls): Merge function specific target and
10584 optimization options.
10586 * function.c (invoke_set_current_function_hook): If the function
10587 uses different optimization options, change the global variables
10590 * coretypes.h (struct cl_optimization): Add forward reference.
10591 (struct cl_target_option): Ditto.
10593 * c-pragma.c (option_stack): New static vector to remember the
10594 current #pragma GCC option stack.
10595 (handle_pragma_option): New function to support #pragma GCC option
10596 to change target options.
10597 (optimize_stack): New static vector to remember the current
10598 #pragma GCC optimize stack.
10599 (handle_pragma_optimize): New function to support #pragma GCC
10600 optimize to change optimization options.
10601 (init_pragma): Add support for #pragma GCC optimize and #pragma
10604 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
10605 optimization options.
10606 (TARGET_OPTION_NODE): New tree code for remembering certain target
10609 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
10610 TARGET_OPTION_NODE trees.
10612 * common.opt (-O): Add Optimization flag.
10614 (-fmath-errno): Ditto.
10615 (-falign-functions): Add UInteger flag to make sure flag gets full
10616 int in cl_optimization structure.
10617 (-falign-jumps): Ditto.
10618 (-falign-labels): Ditto.
10619 (-falign-loops): Ditto.
10620 (-fsched-stalled-insns): Ditto.
10621 (-fsched-stalled-insns-dep): Ditto.
10623 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
10625 (TARGET_OPTION_SAVE): Ditto.
10626 (TARGET_OPTION_RESTORE): Ditto.
10627 (TARGET_OPTION_PRINT): Ditto.
10628 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
10629 (TARGET_CAN_INLINE_P): Ditto.
10630 (TARGET_INITIALIZER): Add new hooks.
10632 * tree-inline.c (tree_can_inline_p): New function to determine
10633 whether one function can inline another. Check if the functions
10634 use compatible optimization options, and also call the backend
10637 * tree-inline.h (tree_can_inline_p): Add declaration.
10639 * c-common.c (c_common_attribute): Add support for option and
10640 optimize attributes.
10641 (handle_option_attribute): Add support for the option attribute to
10642 allow the user to specify different target options for compiling a
10644 (handle_optimize_attribute): Add support for the optimize
10645 attribute to allow the user to specify different optimization
10646 options for compiling a specific function.
10647 (handle_hot_attribute): Turn on -O3 optimization for this one
10648 function if it isn't the default optimization level.
10649 (handle_cold_attribute): Turn on -Os optimization for this one
10650 function if it insn't the default optimization.
10651 (const_char_p): New const char * typedef.
10652 (optimize_args): New static vector to remember the optimization
10654 (parse_optimize_options): New function to set up the optimization
10655 arguments from either the optimize attribute or #pragma GCC optimize.
10657 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
10658 (builtin_define_std): Ditto.
10660 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
10661 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
10662 (x86_64-*-*): Ditto.
10664 * Makefile.in (TREE_H): Add options.h.
10665 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
10667 * doc/extend.texi (option attribute): Document new attribute.
10668 (optimize attribute): Ditto.
10669 (hot attribute): Document hot attribute sets -O3.
10670 (cold attribute): Document cold attribute sets -Os.
10671 (#pragma GCC option): Document new pragma.
10672 (#pragma GCC optimize): Ditto.
10674 * doc/options.texi (TargetSave): Document TargetSave syntax.
10675 (UInteger): Document UInteger must be used for certain flags.
10676 (Save): Document Save option to create target specific options
10677 that can be saved/restored on a function specific context.
10679 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
10680 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
10682 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
10683 (TARGET_OPTION_SAVE): Ditto.
10684 (TARGET_OPTION_RESTORE): Ditto.
10685 (TARGET_OPTION_PRINT): Ditto.
10686 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
10687 (TARGET_CAN_INLINE_P): Ditto.
10689 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
10691 (-mfpmath=both): Ditto.
10693 2008-07-23 Michael Meissner <gnu@the-meissners.org>
10694 Karthik Kumar <karthikkumar@gmail.com>
10696 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
10697 (TARGET_POPCNT): Ditto.
10698 (TARGET_SAHF): Ditto.
10699 (TARGET_AES): Ditto.
10700 (TARGET_PCLMUL): Ditto.
10701 (TARGET_CMPXCHG16B): Ditto.
10702 (TARGET_RECIP): Move switch into target_flags.
10703 (TARGET_FUSED_MADD): Ditto.
10704 (ix86_arch_features): Make an unsigned char type.
10705 (ix86_tune_features): Ditto.
10706 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
10707 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
10708 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
10710 * config/i386/i386.opt (arch): New TargetSave field to define
10711 fields that need to be saved for function specific option support.
10714 (branch_cost): Ditto.
10715 (ix86_isa_flags_explicit): Ditto.
10716 (tune_defaulted): Ditto.
10717 (arch_specified): Ditto.
10718 (-m128-long-double): Add Save flag to save option for target
10719 specific option support.
10721 (-maccumulate-outgoing-args): Ditto.
10722 (-malign-double): Ditto.
10723 (-malign-stringops): Ditto.
10724 (-mfancy-math-387): Ditto.
10725 (-mhard-float): Ditto.
10726 (-mieee-fp): Ditto.
10727 (-minline-all-stringops): Ditto.
10728 (-minline-stringops-dynamically): Ditto.
10729 (-mms-bitfields): Ditto.
10730 (-mno-align-stringops): Ditto.
10731 (-mno-fancy-math-387): Ditto.
10732 (-mno-push-args): Ditto.
10733 (-mno-red-zone): Ditto.
10734 (-mpush-args): Ditto.
10735 (-mred-zone): Ditto.
10737 (-msseregparm): Ditto.
10738 (-mstack-arg-probe): Ditto.
10750 (-mno-sse4): Ditto.
10753 (-mrecip): Move flag into target_flags.
10755 (-mno-fused-madd): Ditto.
10756 (-mfused-madd): Ditto.
10757 (-mabm): Move flag into ix86_isa_flags.
10764 * config/i386/i386-c.c: New file for #pragma support.
10765 (ix86_target_macros_internal): New function to #define or #undef
10766 target macros based when the user uses the #pragma GCC option to
10767 change target options.
10768 (ix86_pragma_option_parse): New function to add #pragma GCC option
10770 (ix86_target_macros): Move defining the target macros here from
10771 TARGET_CPU_CPP_BUILTINS in i386.h.
10772 (ix86_register_pragmas): Register the #pragma GCC option hook. If
10773 defined, initialize any subtarget #pragmas.
10775 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
10776 REGISTER_TARGET_PRAGMAS.
10778 * config/i386/t-i386: New file for x86 dependencies.
10779 (i386.o): Make dependencies mirror the include files used.
10780 (i386-c.o): New file, add dependencies.
10782 * config/i386/i386-protos.h (override_options): Add bool argument.
10783 (ix86_valid_option_attribute_tree): Add declaration.
10784 (ix86_target_macros): Ditto.
10785 (ix86_register_macros): Ditto.
10787 * config/i386/i386.c (ix86_tune_features): Move initialization of
10788 the target masks to initial_ix86_tune_features to allow functions
10789 to have different target options. Make type unsigned char,
10790 instead of unsigned int.
10791 (initial_ix86_tune_features): New static vector to hold processor
10792 masks for the tune variables.
10793 (ix86_arch_features): Move initialization of the target masks to
10794 initial_ix86_arch_features to allow functions to have different
10795 target options. Make type unsigned char, instead of unsigned int.
10796 (initial_ix86_arch_features): New static vector to hold processor
10797 masks for the arch variables.
10798 (enum ix86_function_specific_strings): New enum to describe the
10799 string options used for attribute((option(...))).
10800 (ix86_target_string): New function to return a string that
10801 describes the target options.
10802 (ix86_debug_options): New function to print the current options in
10804 (ix86_function_specific_save): New function hook to save the
10805 function specific global variables in the cl_target_option structure.
10806 (ix86_function_specific_restore): New function hook to restore the
10807 function specific variables from the cl_target_option structure to
10808 the global variables.
10809 (ix86_function_specific_print): New function hook to print the
10810 target specific options in the cl_target_option structure.
10811 (ix86_valid_option_attribute_p): New function hook to validate
10812 attribute((option(...))) arguments.
10813 (ix86_valid_option_attribute_tree): New function that is common
10814 code between attribute((option(...))) and #pragma GCC option
10815 support that parses the options and returns a tree holding the options.
10816 (ix86_valid_option_attribute_inner_p): New helper function for
10817 ix86_valid_option_attribute_tree.
10818 (ix86_can_inline_p): New function hook to decide if one function
10819 can inline another on a target specific basis.
10820 (ix86_set_current_function); New function hook to switch target
10821 options if the user used attribute((option(...))) or #pragma GCC
10823 (ix86_tune_defaulted): Move to static file scope from
10825 (ix86_arch_specified): Ditto.
10826 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
10828 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
10829 (OPTION_MASK_ISA_ABM_SET): Ditto.
10830 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
10831 (OPTION_MASK_ISA_CX16_SET): Ditto.
10832 (OPTION_MASK_ISA_SAHF_SET): Ditto.
10833 (OPTION_MASK_ISA_AES_UNSET): Ditto.
10834 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
10835 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
10836 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
10837 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
10838 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
10839 (struct ptt): Move to static file scope from override_options.
10840 (processor_target_table): Ditto.
10841 (cpu_names): Ditto.
10842 (ix86_handle_option): Add support for options that are now isa options.
10843 (override_options): Add support for declaring functions that
10844 support different target options than were specified on the
10845 command line. Move struct ptt, processor_target_table, cpu_names,
10846 ix86_tune_defaulted, ix86_arch_specified to static file scope.
10847 Add bool argument. Fix up error messages so the appropriate error
10848 is given for either command line or attribute.
10849 (ix86_previous_fndecl): New static to remember previous function
10850 declaration to see if we need to change target options.
10851 (ix86_builtins_isa): New array to record the ISA of each builtin
10853 (def_builtin): Always create the builtin function, even if the
10854 current ISA doesn't support it.
10855 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
10856 tests for those builtins.
10857 (ix86_init_builtins): Remove TARGET_MMX test for calling
10858 ix86_init_mmx_sse_builtins.
10859 (ix86_expand_builtin): If the current ISA doesn't support a given
10860 builtin, signal an error.
10861 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
10862 (TARGET_SET_CURRENT_FUNCTION): Ditto.
10863 (TARGET_OPTION_SAVE): Ditto.
10864 (TARGET_OPTION_RESTORE): Ditto.
10865 (TARGET_OPTION_PRINT): Ditto.
10866 (TARGET_CAN_INLINE_P): Ditto.
10868 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
10870 * c-typeck.c (build_external_ref): Don't call assemble_external.
10871 * final.c (output_operand): Call assemble_external.
10873 2008-07-21 DJ Delorie <dj@redhat.com>
10875 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
10876 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
10878 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10880 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
10881 original insn and splitter contents into ...
10882 ("*div<mode>3_fast"): ... this new pattern. Enable only if
10883 flag_unsafe_math_optimizations. Add dummy scratch register.
10884 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
10885 !flag_unsafe_math_optimizations. Returns number with next
10886 highest magnitude if this is still less or equal to the true
10887 quotient in magnitude.
10889 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
10891 * Makefile.in: Replace toplev.h with TOPLEV_H.
10892 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
10893 * c-lex.c (fe_file_change): Don't set in_system_header.
10894 * c-parser.c (c_token): Remove in_system_header.
10895 (c_lex_one_token): Don't set in_system_header.
10896 (c_parser_set_source_position_from_token): Don't set in_system_header.
10897 * diagnostic.c (diagnostic_report_diagnostic): Use location from
10900 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
10901 * flags.h (in_system_header): Remove.
10902 * function.c (saved_in_system_header): Remove.
10903 (push_cfun): Don't set in_system_header.
10904 (pop_cfun): Don't set in_system_header.
10905 (push_struct_function): Don't set in_system_header.
10906 * input.h (expanded_location): Add sysp.
10907 (in_system_header_at): New.
10908 (in_system_header): New.
10909 * toplev.c (in_system_header): Remove.
10910 * toplev.h: Include input.h
10912 * tree-cfg.c (execute_warn_function_return): Call warning_at.
10913 * tree-ssa.c (warn_uninit): Call warning_at.
10914 (warn_uninitialized_var): Update calls to warn_uninit.
10915 (warn_uninitialized_phi): Update calls to warn_uninit.
10916 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
10917 (expand_location): Initialize xloc.sysp.
10918 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
10919 (tree_decl_with_vis): Remove in_system_header_flag.
10921 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
10924 * recog.c (asm_operand_ok): Change the order of the extra
10925 memory constraint checks.
10927 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
10930 * tree-switch-conversion.c (build_one_array): Call
10931 varpool_mark_needed_node and varpool_finalize_decl
10932 instead of assemble_variable.
10934 2008-07-19 Jan Hubicka <jh@suse.cz>
10936 * cgraph.c (cgraph_add_new_function): Do early local passes.
10937 * tree-nrv.c (gate_pass_return_slot): New gate.
10938 (pass_nrv): Add the gate.
10939 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
10941 (coalesce_ssa_name): Coalesce SSA names.
10942 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
10943 not optimizing so unused user vars remains visible.
10944 * common.opt (flag_tree_ter): Always enable by default.
10945 * tree-ssa-ter.c: Include flags.h
10946 (is_replaceable_p): Check that locations match; when aliasing
10947 is missing be conservative about loads.
10948 * tree-optimize.c (gate_init_datastructures): Remove.
10949 (pass_init_datastructures): New.
10950 * passes.c: Reorder passes so we always go into SSA.
10952 2008-07-19 Jan Hubicka <jh@suse.cz>
10954 * doc/extend.texi (flatten attribute): Remove note about
10956 * doc/invoke.texi (--combine): Likewise.
10957 (-finline-functions-called-once): Update levels when enabled.
10958 (-funit-at-a-time): Document new behaviour.
10959 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
10960 -fno-section-anchors when disabled explicitly.
10961 (inline params): They are not ignored now.
10962 (precompiled headers): Remove unit-at-a-time as being incompatible.
10963 * opts.c (decode_options): Handle unit-at-a-time as alias;
10964 imply -fno-section-anchors when toplevel reorder is disabled
10966 * common.opt (ftoplevel-reorder): Set default value to 2.
10967 (funit-at-a-time): Set default value to 1.
10968 * config/rs6000/rs6000.c (optimization_options): Set section anchors
10971 2008-07-19 Jan Hubicka <jh@suse.cz>
10973 * builtins.c (expand_builtin_int_roundingfn,
10974 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
10977 2008-07-19 Richard Guenther <rguenther@suse.de>
10980 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
10981 * tree-ssa-sccvn.c (get_constant_value_id): New function.
10982 * tree-ssa-pre.c (get_expr_value_id): For newly created
10983 constant value-ids make sure to add the expression to its
10986 2008-07-19 Jakub Jelinek <jakub@redhat.com>
10988 PR middle-end/36877
10989 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
10990 return value of the builtin is ignored.
10992 2008-07-19 Olivier Hainque <hainque@adacore.com>
10994 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
10995 bits, a C conformant malloc implementation has to provide.
10996 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
10998 2008-07-19 Joseph Myers <joseph@codesourcery.com>
11002 * reload.c (find_reloads_subreg_address): Only reload address if
11003 reloaded == 0, not for reloaded != 1.
11006 2008-07-16 Joseph Myers <joseph@codesourcery.com>
11007 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
11008 (m32c_legitimate_address_p): Handle "++rii" addresses created by
11009 m32c_legitimize_reload_address.
11011 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
11012 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
11013 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
11015 2008-07-19 Olivier Hainque <hainque@adacore.com>
11017 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
11018 argument, saying whether nested array are to be collapsed
11019 into a single array type DIE with multiple subscripts.
11020 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
11021 issues, centralize the nested array types collapsing control and
11022 disable the transformation for Ada.
11024 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
11027 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
11029 (x86_64_shift_adj_2): New expander.
11030 (x86_64_shift_adj_3): Ditto.
11031 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
11032 to split TImode operands.
11033 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
11034 (ix86_split_lshr): Ditto.
11036 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
11038 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
11039 and __CHAR32_TYPE__.
11040 * c-typeck.c (digest_init): Support char16_t and char32_t.
11041 (set_nonincremental_init_from_string): Idem.
11043 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
11045 PR middle-end/36859
11046 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
11047 PREFERRED_STACK_BOUNDARY.
11048 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
11050 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
11052 PR middle-end/36858
11053 * function.c (locate_and_pad_parm): Cap boundary earlier.
11055 2008-07-17 Julian Brown <julian@codesourcery.com>
11057 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
11058 no-op for targets which don't use DLLs.
11060 2008-07-17 Martin Jambor <mjambor@suse.cz>
11062 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
11063 that nodes are relevant by examining the node->analyzed flag.
11064 (ipcp_init_stage): Check which nodes are relevant, assert that the
11065 relevant ones are also required.
11066 (ipcp_propagate_stage): Check on the side arrays are properly
11068 (ipcp_print_all_jump_functions): Make sure not to touch any node
11069 that is not analyzed or an edge that does not have a corresponding
11070 entry in the on-the-side vectors.
11071 (ipcp_function_scale_print): Likewise.
11072 (ipcp_update_callgraph): Check that the node is relevant.
11073 (ipcp_insert_stage): Check that the node is relevant. Check there is
11074 an info for every node and edge.
11075 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
11076 (ipa_print_all_tree_maps): Likewise and a new variable info.
11077 (ipa_print_all_params_modified): Likewise.
11078 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
11080 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
11083 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
11085 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
11087 PR rtl-optimization/36753
11088 * fwprop.c (use_killed_between): Don't shortcut
11089 single-definition global registers.
11091 2008-07-16 Jan Hubicka <jh@suse.cz>
11093 * cgraph.h (varpool_empty_needed_queue): Declare.
11094 * cgraphunit.c (output_in_order): Mark all variables as needed;
11096 * varpool.c (varpool_assemble_node): Update debug queue.
11097 (varpool_assemble_pending_decls): Don't do it here.
11098 (varpool_empty_needed_queue): New function.
11100 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11102 * recog.c (peephole2_optimize): Fix formatting.
11104 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11106 * c-pch.c (get_ident): Avoid C++ keywords.
11107 * combine-stack-adj.c (single_set_for_csa): Likewise.
11108 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
11109 output_asm_insn): Likewise.
11110 * reload.c (push_secondary_reload, find_reusable_reload,
11111 push_reload, combine_reloads, find_reloads,
11112 debug_reload_to_stream): Likewise.
11113 * reload.h (struct reload): Likewise.
11114 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
11115 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
11116 emit_output_reload_insns): Likewise.
11117 * targhooks.c (default_secondary_reload): Likewise.
11118 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
11120 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11122 * recog.c (validate_change_1, validate_change,
11123 validate_unshare_change, validate_replace_rtx_1, struct
11124 funny_match, constrain_operands, peephole2_optimize): Avoid C++
11126 * reload.c (push_secondary_reload, secondary_reload_class,
11127 scratch_reload_class, find_valid_class, find_reusable_reload,
11128 push_reload, find_dummy_reload, find_reloads_address_1,
11129 find_reloads_address_part, find_equiv_reg): Likewise.
11130 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
11131 choose_reload_regs): Likewise.
11132 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
11134 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
11135 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
11136 * sched-rgn.c (concat_INSN_LIST): Likewise.
11137 * stor-layout.c (mode_for_size, mode_for_size_tree,
11138 smallest_mode_for_size): Likewise.
11140 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11142 * cfg.c (dump_reg_info): Avoid C++ keywords.
11143 * dwarf2asm.c (dw2_force_const_mem,
11144 dw2_asm_output_encoded_addr_rtx): Likewise.
11145 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
11146 * expmed.c (expand_shift): Likewise.
11147 * global.c (find_reg): Likewise.
11148 * graph.c (draw_edge): Likewise.
11149 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
11150 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
11151 widen_clz, widen_bswap, expand_parity, expand_unop,
11152 emit_cmp_and_jump_insn_1): Likewise.
11153 * postreload.c (reload_cse_simplify_operands): Likewise.
11154 * ra.h (add_neighbor): Likewise.
11155 * reg-stack.c (remove_regno_note, change_stack): Likewise.
11156 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
11157 record_reg_classes, copy_cost, record_address_regs,
11158 invalid_mode_change_p): Likewise.
11159 * regrename.c (regrename_optimize, scan_rtx_reg,
11160 dump_def_use_chain, find_oldest_value_reg,
11161 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
11163 2008-07-16 David Edelsohn <edelsohn@gnu.org>
11165 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
11166 MASK_POWERPC64 for power4 in previous commit.
11168 2008-07-16 Olivier Hainque <hainque@adacore.com>
11170 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
11171 instead of bare conversion to cast const-ness away.
11173 2008-07-16 Anatoly Sokolov <aesok@post.ru>
11175 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
11176 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
11177 * config/xtensa/xtensa.c (xtensa_function_value): New function.
11178 (TARGET_FUNCTION_VALUE): Define.
11180 2008-07-16 David Edelsohn <edelsohn@gnu.org>
11182 * config/rs6000/rs6000.c (processor_target_table): Add
11183 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
11185 2008-07-16 Joseph Myers <joseph@codesourcery.com>
11188 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
11189 (m32c_legitimate_address_p): Handle "++rii" addresses created by
11190 m32c_legitimize_reload_address.
11192 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
11194 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
11195 DECL_IN_SYSTEM_HEADER in sync.
11197 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
11199 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
11200 * tree-ssa-pre.c (pre_expr_eq): Ditto
11201 (get_constant_for_value_id): Take a type as an argument.
11202 (fully_constant_expression): Pass in type.
11203 (find_or_generate_expression): Short circuit constant case.
11204 (create_expression_by_pieces): Remove special casing of
11206 (do_regular_insertion): Short circuit constant case.
11207 (do_partial_partial_insertion): Ditto.
11209 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
11212 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
11214 2008-07-15 Bob Wilson <bob.wilson@acm.org>
11216 * config/xtensa/libgcc-xtensa.ver: New file.
11217 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
11219 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11221 * df-problems.c (df_set_note): Avoid C++ keywords.
11222 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
11223 * dse.c (record_store, remove_useless_values): Likewise.
11224 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
11225 gen_reg_rtx_offset, operand_subword, change_address_1,
11226 change_address, adjust_address_1, offset_address,
11227 widen_memory_access, emit_copy_of_insn_after): Likewise.
11228 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
11229 * fwprop.c (should_replace_address, propagate_rtx_1,
11230 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
11232 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
11233 gcse_emit_move_after, update_ld_motion_stores): Likewise.
11234 * lcm.c (compute_insert_delete, pre_edge_lcm,
11235 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
11236 * lower-subreg.c (resolve_reg_notes): Likewise.
11237 * mode-switching.c (optimize_mode_switching): Likewise.
11239 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11241 * bt-load.c (add_btr_def, migrate_btr_def,
11242 branch_target_load_optimize): Avoid C++ keywords.
11243 * caller-save.c (insert_restore, insert_save, insert_one_insn):
11245 * combine.c (subst, simplify_set, make_extraction,
11246 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
11247 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
11248 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
11250 2008-07-15 Richard Guenther <rguenther@suse.de>
11252 PR middle-end/36369
11253 * c-common.c (strict_aliasing_warning): Do not warn for
11254 TYPE_REF_CAN_ALIAS_ALL pointers.
11255 (c_common_get_alias_set): may_alias types are not special.
11256 * tree.c (build_pointer_type_for_mode): Look up the may_alias
11257 attribute and set can_ref_all accordingly.
11258 (build_reference_type_for_mode): Likewise.
11259 * doc/extend.texi (may_alias): Clarify.
11261 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
11264 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
11265 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
11267 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
11270 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
11271 gcc_assert, instead call output_operand_lossage.
11273 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
11275 * builtins.c (std_canonical_va_list): Treat structure based
11278 2008-07-15 Ben Elliston <bje@au.ibm.com>
11280 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
11282 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
11284 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
11287 2008-07-14 Jan Hubicka <jh@suse.cz>
11289 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
11290 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
11291 fix predicates and constraints.
11292 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
11293 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
11295 2008-07-14 Doug Kwan <dougkwan@google.com>
11297 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
11298 additional option file arm/eabi.opt.
11299 * config/arm/eabi.h (File): New configuration file for EABI targets.
11300 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
11301 SUBSUBTARGET_EXTRA_SPECS.
11302 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
11303 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
11304 from STARTFILE_SPEC so that it can be referenced in an override.
11305 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
11306 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
11307 can be referenced in an override.
11308 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
11309 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
11310 so that it can be referenced in an override.
11311 (LINK_SPEC): Use BPABI_LINK_SPEC.
11312 * config/arm/eabi.opt (File): New.
11314 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11316 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
11317 (FIXED_VALUE_H): New variable.
11318 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
11319 input.h, fixed-value.h.
11320 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
11321 (BASIC_BLOCK_H): Use $(BITMAP_H).
11322 (FUNCTION_H): Add varray.h.
11323 (IPA_REFERENCE_H): Use $(BITMAP_H).
11324 (CGRAPH_H): Add $(BASIC_BLOCK_H).
11325 (DF_H): Use $(BITMAP_H).
11326 (GGC_H): Add statistics.h.
11327 (INSN_ADDR_H): New.
11328 (INSN_ATTR_H): Use it.
11329 (SYSTEM_H): Add safe-ctype.h, filenames.h.
11331 (SYMTAB_H): Add $(OBSTACK_H).
11332 (CPP_INTERNAL_H): New.
11333 (TREE_DUMP_H): Add tree-pass.h.
11334 (TREE_FLOW_H): Use $(BITMAP_H)
11335 (PRETTY_PRINT_H): Use $(INPUT_H).
11336 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
11339 (many object files): Fix lots of header dependencies throughout.
11341 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11343 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
11345 (s-gtyp-input): Use them to write tmp-gi.list.
11346 (echo_to_gi.list): Remove.
11348 2008-07-14 Richard Guenther <rguenther@suse.de>
11350 * tree-ssa-sccvn.c (pre_info): Remove.
11351 (switch_to_PRE_table): Likewise.
11352 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
11353 (set_hashtable_value_ids): Do not create value-ids for the
11355 (run_scc_vn): Remove double test. Remove bogus special-case
11356 in value-number printing.
11357 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
11358 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
11360 * tree-flow-inline.h (get_value_handle): Remove.
11361 * tree-flow.h (get_value_handle): Remove.
11363 2008-07-14 Martin Jambor <mjambor@suse.cz>
11365 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
11366 in which we generate arithmetics is not a subrange.
11368 2008-07-14 Martin Jambor <mjambor@suse.cz>
11370 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
11372 2008-07-14 Richard Guenther <rguenther@suse.de>
11374 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
11376 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
11379 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
11380 reload for symbol refs moved to r0 with -fPIC.
11381 (legitimize_pic_address): Use the target register as temporary
11383 (emit_symbolic_move): Adjust comment.
11384 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
11387 2008-07-14 Ben Elliston <bje@au.ibm.com>
11389 * c-common.h (C_CPP_HASHNODE): New macro.
11390 * coretypes.h (struct cpp_token): Forward declare.
11391 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
11392 the context-sensitive keyword method.
11393 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
11394 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
11395 expand_bool_pixel): New.
11396 (altivec_categorize_keyword): New function.
11397 (init_vector_keywords): New function.
11398 (rs6000_macro_to_expand): Likewise.
11399 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
11400 compiling an ISO C dialect.
11402 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
11404 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
11405 (create_expression_by_pieces): Fix typo.
11406 (do_regular_insertion): Use debug counter here too.
11408 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
11411 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
11412 CONST_OK_FOR_LETTER_P. All port-local users changed.
11413 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
11414 implement Kp matching power-of-two.
11415 (CONSTRAINT_LEN): Define to match.
11416 * config/cris/cris.md: Replace all use of constraint K with Kc.
11417 ("*btst*): Use Kp for operand 0 of last alternative.
11419 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11422 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
11425 2008-07-13 Jan Hubicka <jh@suse.cz>
11427 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
11430 2008-07-13 Richard Guenther <rguenther@suse.de>
11432 PR middle-end/36811
11433 * langhooks.c (lhd_print_error_function): Deal with recursive
11436 2008-07-12 Jan Hubicka <jh@suse.cz>
11438 * cgraph.c (assembler_name_hash): New static var.
11439 (hash_node_by_assembler_name, eq_assembler_name): New.
11440 (cgraph_node_for_asm): Use hashtable.
11441 (cgraph_remove_node): Maintain hashtable.
11442 (change_decl_assembler_name): Sanity check that names are not changing
11443 after aliasing was processed.
11444 * cgraph.h (varpoon_node): Add next GGC marker.
11445 * tree.c (decl_assembler_name_equal): Constify.
11446 (decl_assembler_name_hash): New.
11447 * tree.h (decl_assembler_name_equal): Constify.
11448 (decl_assembler_name_hash): Update.
11450 2008-07-12 David Daney <ddaney@avtrex.com>
11452 * config/mips/driver-native.c (host_detect_local_cpu): Handle
11453 sb1 and r5000 cpus.
11455 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
11457 * doc/md.texi: Document the MIPS "v" constraint.
11458 * config/mips/mips.h (reg_class): Revert last change.
11459 (REG_CLASS_NAMES): Likewise.
11460 (REG_CLASS_CONTENTS): Likewise.
11461 * config/mips/mips.c (mips_regno_to_class): Likewise.
11462 * config/mips/constraints.md (v): Likewise, but add documentation.
11463 Add a comment to say that this constraint should not be used in
11466 2008-07-11 DJ Delorie <dj@redhat.com>
11468 * config/h8300/h8300.md (length): Fix branch offset limit.
11470 2008-07-11 Anatoly Sokolov <aesok@post.ru>
11472 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
11473 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
11474 (avr_hard_regno_scratch_ok): New function.
11475 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
11476 * config/avr/avr.md (all peepholes that request a scratch register):
11477 Remove avr_peep2_scratch_safe use.
11479 2008-07-11 Tom Tromey <tromey@redhat.com>
11480 Ian Lance Taylor <iant@google.com>
11482 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
11483 (struct c_common_resword): Define.
11484 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
11485 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
11486 (c_common_reswords, num_c_common_reswords): Declare.
11487 * c-common.c (c_common_reswords): New global const array.
11488 (num_c_common_reswords): New const int.
11489 * c-parser.c (struct resword, reswords): Don't define.
11490 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
11491 (c_parse_init): Clarify mask code. Use c_common_reswords rather
11492 than reswords. If warning about C++ keywords, give them a special
11494 (c_lex_one_token): Warn about C++ keywords. Call
11495 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
11496 (c_parser_external_declaration): Look for RID_xxx rather than
11497 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
11498 (c_parser_statement_after_labels): Likewise.
11499 (c_parser_objc_class_instance_variables): Likewise.
11500 (c_parser_objc_class_declaration): Likewise.
11501 (c_parser_objc_try_catch_statement): Likewise.
11502 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
11503 (declspecs_add_type): Likewise.
11505 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
11507 * ggc-page.c (alloc_page):
11508 Substituting xmalloc, xcalloc with
11509 XNEWVEC and XCNEWVAR macros which add the
11512 2008-07-11 Richard Guenther <rguenther@suse.de>
11514 PR tree-optimization/36765
11515 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
11516 aliases from HEAP vars to SMTs.
11518 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11520 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
11521 * configure.ac (loose_warn): Move -Wc++-compat from here...
11522 (strict_warn): ...to here.
11523 * configure: Regenerate.
11525 2008-07-10 Joseph Myers <joseph@codesourcery.com>
11527 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
11528 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
11529 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
11530 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
11531 excluding more specific h8300-*-* and sh-*-* targets.
11533 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
11535 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
11536 (eliminate): Ditto.
11537 (execute_pre): Call loop_optimizer_finalize in early exit.
11539 2008-07-10 Jakub Jelinek <jakub@redhat.com>
11541 PR middle-end/36790
11542 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
11543 uids in the bitmap, not just VAR_DECL uids.
11545 PR rtl-optimization/36419
11546 * combine-stack-adj.c (adjust_frame_related_expr): New function.
11547 (combine_stack_adjustments_for_block): Call it if needed. Delete
11549 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
11550 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
11551 prologue sp adjustment.
11553 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
11556 * opts.c (print_ignored_options): Report postponed diagnostics for
11557 unknown -Wno-* options as warnings, not errors.
11558 (postpone_unknown_option_error): Renamed to...
11559 (postpone_unknown_option_warning): ... this.
11561 2008-07-09 Doug Kwan <dougkwan@google.com>
11564 2008-07-08 Doug Kwan <dougkwan@google.com>
11566 * config/arm/arm.opt (mandroid): New option.
11567 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
11568 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
11570 (CC1PLUS_SPEC): Same.
11572 (STARTFILE_SPEC): Same.
11573 (ENDFILE_SPEC): Same.
11574 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
11577 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
11580 * config/mips/mips.h (reg_class): Remove V1_REG.
11581 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
11582 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
11583 instead of V1_REGS.
11584 (mips_get_tp): New function.
11585 (mips_legitimize_tls_address): Use it.
11586 * config/mips/constraints.md (v): Delete.
11587 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
11588 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
11589 After reload, split into a move and ...
11590 (*tls_get_tp_<mode>_split): ...this new instruction.
11592 2008-07-09 David Daney <ddaney@avtrex.com>
11594 * config/mips/driver-native.c: Include coretypes.h and tm.h.
11596 2008-07-09 Jakub Jelinek <jakub@redhat.com>
11598 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
11599 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
11601 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
11602 htab_delete should be called. Don't free c.
11603 (lookup_tmp_var): Create temp_htab lazily.
11604 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
11605 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
11607 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
11608 lower_omp_ordered, lower_omp_critical, lower_omp_for,
11609 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
11610 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
11611 * tree-sra.c (generate_element_init): Likewise.
11612 * tree-mudflap.c (execute_mudflap_function_ops,
11613 execute_mudflap_function_decls): Likewise.
11614 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
11615 * tree-gimple.h (struct gimplify_ctx): New type.
11616 (push_gimplify_context): Adjust prototype.
11618 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
11620 * tree-ssa-pre.c (phi_translate_1): Update placement of
11621 add_to_value calls.
11623 2008-07-09 Anatoly Sokolov <aesok@post.ru>
11625 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
11626 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
11627 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
11628 * targhooks.c (default_hard_regno_scratch_ok): New function.
11629 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
11630 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
11631 * recog.c: Include "target.h".
11632 (peep2_find_free_register): Add check for global regs. Add target
11634 * Makefile.in (recog.o): Depend on target.h.
11636 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
11638 * config/sh/sh.c (sh_canonical_va_list_type): New.
11639 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
11641 2008-07-09 Raksit Ashok <raksit@google.com>
11643 * doc/invoke.texi (Option Summary): Mention new option
11644 -Wdisallowed-function-list=...
11645 (Warning Options): Document -Wdisallowed-function-list=...
11646 * common.opt (Wdisallowed-function-list=): New flag.
11647 * flags.h (warn_disallowed_functions): External definition of new
11648 boolean warning flag.
11649 (warn_if_disallowed_function_p): Declare new function.
11650 * opts.c (warning_disallowed_functions): New static variable.
11651 (warn_disallowed_functions): New boolean warning flag.
11652 (warn_if_disallowed_function_p): New function.
11653 (add_comma_separated_to_vector): Rename
11654 add_instrument_functions_exclude_list to this.
11655 (common_handle_option): Handle new option. Rename calls to
11656 add_instrument_functions_exclude_list into calls to
11657 add_comma_separated_to_vector.
11658 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
11659 based on flag warn_disallowed_functions.
11661 2008-07-09 Christian Bruel <christian.bruel@st.com>
11663 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
11664 instead of get_attr_length.
11666 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11668 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
11670 * genemit.c (gen_insn): Likewise.
11671 * gengtype.c (note_def_vec): Likewise.
11672 * gengtype.h (note_def_vec): Likewise.
11673 * genoutput.c (struct data, output_insn_data, process_template,
11674 gen_expand, gen_split, note_constraint): Likewise.
11675 * genrecog.c (new_decision, add_to_sequence, factor_tests,
11676 make_insn_sequence): Likewise.
11677 * gensupport.c (record_insn_name): Likewise.
11679 2008-07-08 Doug Kwan <dougkwan@google.com>
11681 * config/arm/arm.opt (mandroid): New option.
11682 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
11683 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
11685 (CC1PLUS_SPEC): Same.
11687 (STARTFILE_SPEC): Same.
11688 (ENDFILE_SPEC): Same.
11689 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
11692 2008-07-08 Raksit Ashok <raksit@google.com>
11694 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
11695 (set_storage_via_setmem): Fix expected_align parameter.
11696 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
11697 missing from the list.
11698 * doc/md.texi (movmem): Explicitly state that expected alignment is
11699 to be expressed in bytes.
11700 (setmem): Explicitly state that expected alignment is to be expressed
11703 2008-07-08 Joseph Myers <joseph@codesourcery.com>
11705 * reload.c (find_reloads_subreg_address): Do not require validity
11706 of address in original mode before reloading address.
11708 2008-07-07 Tianwei Sheng <tianweis@google.com>
11710 * df-core.c (df_remove_problem): Adjust the access to avoid out of
11711 bounds array access.
11713 2008-07-08 Jakub Jelinek <jakub@redhat.com>
11715 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
11717 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
11719 Fix PR tree-optimization/23455
11720 Fix PR tree-optimization/35286
11721 Fix PR tree-optimization/35287
11722 * Makefile.in (OBJS-common): Remove tree-vn.o.
11723 (tree-vn.o): Remove.
11724 * dbgcnt.def: Add treepre_insert debug counter.
11725 * gcc/tree-flow.h (add_to_value): Updated for other changes.
11726 (debug_value_expressions): Ditto.
11727 (print_value_expressions): Ditto.
11728 * tree-pretty-print.c (dump_generic_node): Updated for
11729 VALUE_HANDLE removal.
11730 * tree-ssa-dom.c (record_equality): Ditto.
11731 (cprop_operand): Ditto.
11732 (lookup_avail_expr): Ditto.
11733 * tree-ssa-threadedge.c
11734 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
11735 (simplify_control_stmt_condition): Ditto.
11736 * tree.c (tree_code_size): Ditto.
11737 (tree_node_structure): Ditto.
11738 (iterative_hash_expr): Ditto.
11740 * tree.h (VALUE_HANDLE_ID): Ditto.
11741 (VALUE_HANDLE_EXPR_SET): Ditto.
11742 (struct tree_value_handle): Ditto.
11743 (union tree_node): Ditto.
11744 * treestruct.def: Ditto.
11745 * tree-vn.c: Removed.
11746 * tree-ssa-pre.c: Rewritten entirely.
11747 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
11748 (constant_value_ids): Ditto.
11749 (vn_nary_op_t): Moved to header.
11751 (vn_reference_op_t): Ditto
11752 (vn_reference_t): Ditto.
11753 (next_value_id): New variable.
11754 (VN_INFO): Add an assert.
11755 (vn_constant_eq): New function.
11756 (vn_constant_hash): Ditto.
11757 (get_or_alloc_constant_value_id): Ditto.
11758 (value_id_constant_p): Ditto.
11759 (vn_reference_compute_hash): De-staticify.
11760 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
11761 Disable some code with a FIXME. Remove VALUE_HANDLE use.
11762 (valueize_refs): Update opcode if it changes from ssa name to constant.
11763 (vn_reference_lookup_1): Add new argument.
11764 (vn_reference_lookup): Ditto.
11765 (vn_reference_lookup_pieces): New function.
11766 (vn_reference_insert): Add return type. Modify to deal with value ids.
11767 (vn_reference_insert_pieces): New function.
11768 (vn_nary_op_compute_hash): De-staticify.
11769 (vn_nary_op_eq): Ditto.
11770 (vn_nary_op_lookup_pieces): New function.
11771 (vn_nary_op_lookup): Add new argument.
11772 (vn_nary_op_insert_pieces): New function.
11773 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
11774 (vn_phi_insert): Ditto.
11775 (visit_unary_op): Update for callee changes.
11776 (visit_binary_op): Ditto.
11777 (visit_reference_op_load): Ditto.
11778 (visit_reference_op_store): Ditto.
11779 (init_scc_vn): Init next_value_id, constant_to_value_id and
11780 constant_value_ids.
11781 (free_scc_vn): Free them.
11782 (set_hashtable_value_ids): New function.
11783 (run_scc_vn): Use it.
11784 (get_max_value_id): New function.
11785 (get_next_value_id): Ditto.
11786 (expressions_equal_p): Moved from tree-vn.c
11787 (sort_vuses): Ditto.
11788 (sort_vuses_heap): Ditto.
11789 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
11791 * tree.c (iterative_hash_hashval_t): Made non-static
11792 * tree.h (iterative_hash_hashval_t): Declare it.
11794 2008-07-08 Martin Jambor <mjambor@suse.cz>
11796 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
11797 instead of ipa_create_node_params.
11798 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
11799 ipa_check_create_edge_args, free them with
11800 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
11802 * ipa-prop.c: Include flags.h and tree-inline.h.
11803 (ipa_node_params_vector): New variable.
11804 (ipa_edge_args_vector): New variable.
11805 (edge_removal_hook_holder): New variable.
11806 (node_removal_hook_holder): New variable.
11807 (edge_duplication_hook_holder): New variable.
11808 (node_duplication_hook_holder): New variable.
11809 (ipa_detect_param_modifications): Check for presence of modified flags.
11810 (ipa_compute_jump_functions): Check for presence of jump functions.
11811 (ipa_free_edge_args_substructures): New function.
11812 (ipa_create_node_params): Removed.
11813 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
11814 (ipa_free_node_params_substructures): New function.
11815 (ipa_free_all_node_params): Changed to deallocate the on-the-side
11817 (ipa_edge_removal_hook): New function.
11818 (ipa_node_removal_hook): New function.
11819 (duplicate_array): New function.
11820 (ipa_edge_duplication_hook): New function.
11821 (ipa_node_duplication_hook): New function.
11822 (ipa_register_cgraph_hooks): New function.
11823 (ipa_unregister_cgraph_hooks): New function.
11824 (free_all_ipa_structures_after_ipa_cp): New function.
11826 * ipa-prop.h: Include vec.h.
11827 (ipa_node_params_t): New typedef with vector types for it.
11828 (ipa_edge_args_t): New typedef with vector types for it.
11829 (IPA_NODE_REF): Changed to access an on-the-side vector.
11830 (IPA_EDGE_REF): Changed to access an on-the-side vector.
11831 (ipa_check_create_node_params): New function.
11832 (ipa_check_create_edge_args): New function.
11834 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
11837 2008-07-07 Tom Tromey <tromey@redhat.com>
11839 * configure, config.in: Rebuilt.
11840 * configure.ac: Don't check for scandir or alphasort.
11842 2008-07-07 Joseph Myers <joseph@codesourcery.com>
11844 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
11845 types immediately after creating them.
11847 2008-07-07 Joseph Myers <joseph@codesourcery.com>
11849 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
11851 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
11853 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
11854 dump_constraint_graph.
11855 (dump_constraint_edge): New function.
11856 (dump_constraint_graph): New function.
11857 (debug_constraint_graph): New function.
11858 (dump_constraint): Removed useless comparison.
11859 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
11860 (dump_constraint_graph): Declare.
11861 (debug_constraint_graph): Declare.
11862 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
11864 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
11866 * config/i386/i386.c (is_va_list_char_pointer): New.
11867 (ix86_va_start): Replace compare with ms_va_list_type_node
11868 by is_va_list_char_pointer.
11869 (ix86_gimplify_va_arg): Likewise.
11871 2008-07-07 Martin Jambor <mjambor@suse.cz>
11873 * cgraph.c (cgraph_edge_max_uid): New variable.
11874 (struct cgraph_edge_hook_list): New type.
11875 (struct cgraph_node_hook_list): New type.
11876 (struct cgraph_2edge_hook_list): New type.
11877 (struct cgraph_2node_hook_list): New type.
11878 (first_cgraph_edge_removal_hook): New variable.
11879 (first_cgraph_node_removal_hook): New variable.
11880 (first_cgraph_edge_duplicated_hook): New variable.
11881 (first_cgraph_node_duplicated_hook): New variable.
11882 (cgraph_add_edge_removal_hook): New function.
11883 (cgraph_remove_edge_removal_hook): New function.
11884 (cgraph_call_edge_removal_hooks): New function.
11885 (cgraph_add_node_removal_hook): New function.
11886 (cgraph_remove_node_removal_hook): New function.
11887 (cgraph_call_node_removal_hooks): New function.
11888 (cgraph_add_edge_duplication_hook): New function.
11889 (cgraph_remove_edge_duplication_hook): New function.
11890 (cgraph_call_edge_duplication_hooks): New function.
11891 (cgraph_add_node_duplication_hook): New function.
11892 (cgraph_remove_node_duplication_hook): New function.
11893 (cgraph_call_node_duplication_hooks): New function.
11894 (cgraph_create_edge): Assign to edge uid.
11895 (cgraph_remove_edge): Call edge removal hooks.
11896 (cgraph_node_remove_callees): Call edge removal hooks.
11897 (cgraph_node_remove_callers): Call edge removal hooks.
11898 (cgraph_remove_node): Call node removal hooks.
11899 (cgraph_clone_edge): Call edge duplication hooks.
11900 (cgraph_clone_node): Call node duplication hooks.
11902 * cgraph.h (cgraph_edge): New field uid.
11903 (cgraph_edge_hook): New type.
11904 (cgraph_node_hook): New type.
11905 (cgraph_2edge_hook): New type.
11906 (cgraph_2node_hook): New type.
11908 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
11910 * config.in: Regenerate.
11912 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
11914 * gcc.c (print_sysroot): New.
11915 (option_map, display_help, process_command): Handle the
11916 -print-sysroot option.
11917 (main): Print the sysroot if requested.
11918 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
11920 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11923 * unwind-pe.h (size_of_encoded_value): add attribute unused.
11925 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
11927 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
11928 (assign_parm_setup_block_p): Also check mode of entry_parm.
11930 2008-07-07 Richard Guenther <rguenther@suse.de>
11932 * tree-ssa-structalias.h (set_used_smts): Remove.
11933 * tree-ssa-structalias.c (used_smts): Likewise.
11934 (set_used_smts): Likewise.
11935 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
11936 call to set_used_smts.
11938 2008-07-07 Richard Guenther <rguenther@suse.de>
11940 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
11941 (new_var_info): Set it to false.
11942 (solution_set_add): Correctly handle pointers outside a var and
11944 (type_safe): Treat variables with is_full_var properly.
11945 (do_sd_constraint): Likewise.
11946 (do_ds_constraint): Likewise.
11947 (process_constraint): Remove zeroing offset for !use_field_sensitive.
11948 (get_constraint_for_ptr_offset): New function.
11949 (get_constraint_for_component_ref): For addresses at least include
11950 the last field of the variable. Handle is_full_vars properly.
11951 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
11952 (handle_ptr_arith): Remove.
11953 (find_func_aliases): Simplify assignment handling.
11954 (create_function_info_for): For parameter and result varinfos set
11956 (create_variable_info_for): Set is_full_var flag whenever we
11957 just created a single varinfo for a decl.
11958 (init_alias_vars): Initialize use_field_sensitive from
11959 max-fields-for-field-sensitive parameter.
11961 2008-07-07 Richard Guenther <rguenther@suse.de>
11963 PR tree-optimization/36713
11964 * tree-flow-inline.h (is_call_used): New function.
11965 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
11966 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
11967 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
11969 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
11971 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
11973 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
11975 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
11977 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
11978 Nathan Sidwell <nathan@codesourcery.com>
11980 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
11981 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
11983 * config/m68k/t-linux: New.
11984 * doc/install.texi: Document m68k-*-linux is now multilibbed by
11987 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
11989 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
11990 * config/m68k/m68k-devices.def: Remove multilibs that only differ
11993 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11995 * gcc.c (execute): Fix -Wc++-compat warning.
11997 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
12000 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
12001 constant for little endian.
12003 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
12005 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
12006 mips_base_mips16 instead of TARGET_MIPS16.
12007 (mips_base_mips16): Declare.
12008 * config/mips/mips.c (mips_base_mips16): Make global.
12009 (was_mips16_p): Remove GTY marker.
12010 (was_mips16_pch_p): New variable.
12011 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
12012 (mips_override_options): Force to non-MIPS16 mode initially.
12013 Do not complain about MIPS16 PIC incompatibilities here.
12014 Only allow -mgpopt if -mexplicit-relocs is in force for
12017 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
12019 * configure.ac: Check for caddr_t, define to char * if not defined.
12020 * configure: Regenerate.
12021 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
12022 (mmap_gt_pch_use_address): Likewise.
12023 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
12025 2008-07-06 Richard Guenther <rguenther@suse.de>
12027 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
12028 (new_var_info): Deal with it.
12029 (solution_set_add): Likewise.
12030 (bitpos_of_field): Make signed, fix.
12031 (struct fieldoff): Remove type and decl fields. Make size field
12032 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
12034 (fieldoff_compare): Deal with it.
12035 (push_fields_onto_fieldstack): Remove has_union argument, glob
12036 adjacent non-pointer fields together.
12037 (create_function_info_for): Do not set has_union.
12038 (create_variable_info_for): Simplify.
12040 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
12042 * config.gcc (extra_headers): Add cross-stdarg.h for target
12043 x86_64-*-* and i?86-*-*.
12044 * config/i386/cross-stdarg.h: New.
12045 * builtins.c (std_fn_abi_va_list): New.
12046 (std_canonical_va_list_type): New.
12047 (stabilize_va_list): Replace va_list_type_node use by
12048 mtarget.canonical_va_list_type.
12049 (gimplify_va_arg_expr): Likewise.
12050 (expand_builtin_va_copy): Replace va_list_type_node use by
12051 mtarget.fn_abi_va_list.
12052 * tree-sra.c (is_va_list_type): New helper.
12053 (decl_can_be_decomposed_p): Replace
12054 va_list_type_node use by is_va_list_type.
12055 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
12056 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
12057 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
12058 * config/i386/i386-protos.h (ix86_get_valist_type): New.
12059 (ix86_enum_va_list): New.
12060 * config/i386/i386.c (sysv_va_list_type_node): New.
12061 (ms_va_list_type_node): New.
12062 (ix86_function_type_abi): Remove sorry.
12063 (ix86_build_builtin_va_list_abi): New.
12064 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
12065 for 64-bit targets.
12066 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
12067 (ix86_init_builtins_va_builtins_abi): New.
12068 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
12069 for 64-bit targets.
12070 (ix86_handle_abi_attribute): New.
12071 (attribute_spec): Add sysv_abi and ms_abi.
12072 (ix86_fn_abi_va_list): New.
12073 (ix86_canonical_va_list_type): New.
12074 (ix86_enum_va_list): New.
12075 (TARGET_FN_ABI_VA_LIST): New.
12076 (TARGET_CANONICAL_VA_LIST_TYPE): New.
12077 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
12078 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
12079 (TARGET_CANONICAL_VA_LIST_TYPE): New.
12080 (TARGET_ENUM_VA_LIST): New.
12081 * expr.h (std_fn_abi_va_list): New.
12082 (std_canonical_va_list_type): New.
12083 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
12084 (TARGET_CANONICAL_VA_LIST_TYPE): New.
12085 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
12086 TARGET_CANONICAL_VA_LIST_TYPE.
12087 * target.h (struct gcc_target): Add fn_abi_va_list hook
12088 and canonical_va_list_type hook.
12090 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
12092 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
12093 integral and pointer types.
12095 2008-07-04 Roger Sayle <roger@eyesopen.com>
12097 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
12098 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
12100 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
12103 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
12105 2008-07-04 Jakub Jelinek <jakub@redhat.com>
12107 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
12108 build_gimple_modify_stmt.
12109 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
12110 gimple operand. Use fold_build* instead of build*.
12112 2008-07-04 Richard Guenther <rguenther@suse.de>
12114 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
12115 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
12116 properly to compute the reachability set if we do field-sensitive PTA.
12117 * invoke.texi (max-fields-for-field-sensitive): Document default.
12118 * opts.c (decode_options): Set max-fields-for-field-sensitive to
12119 100 for optimize >= 2.
12121 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12123 * ggc-zone.c (lookup_page_table_if_allocated,
12124 set_page_table_entry, zone_find_object_size, alloc_small_page,
12125 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
12126 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
12127 -Wc++-compat and/or -Wcast-qual warnings.
12129 2008-07-04 Alan Modra <amodra@bigpond.net.au>
12132 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
12133 pic_offset_table_rtx to be marked as used here.
12134 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
12135 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
12136 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
12137 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
12138 !TARGET_SECURE_PLT.
12140 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12142 * alloc-pool.c (hash_descriptor, eq_descriptor,
12143 alloc_pool_descriptor): Fix -Wc++-compat warnings.
12144 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
12146 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
12147 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
12148 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
12149 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
12152 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
12154 * tree-flow.h (loop_only_exit_p): Declare.
12155 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
12156 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
12157 the number of iterations if it is constant. Otherwise, if this is the
12158 only possible exit of the loop, use the conservative estimate on the
12159 number of iterations of the entire loop if available.
12161 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
12163 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
12164 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
12165 Add synchronization functions.
12166 * config/sync.c: New file.
12167 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
12168 (LIBGCC_SYNC_CFLAGS): Likewise.
12170 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
12173 * config/i386/i386.md (mode): Add TF to "mode" attribute.
12174 (*pushtf_sse): New insn pattern.
12175 (pushtf splitters): New splitters.
12177 2008-07-03 Michael Meissner <gnu@the-meissners.org>
12179 PR middle-end/35736
12180 * predict.c (build_predict_expr): Use void_type_node for the tree
12181 type, instead of NULL_TREE.
12183 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
12185 * config/i386/i386.c (contains_aligned_value_p): Return true
12187 (ix86_data_alignment): Align TCmode to 128bits.
12188 (ix86_local_alignment): Likewise.
12190 2008-07-03 Andrew Haley <aph@redhat.com>
12193 * vec.h (VEC_TA): New.
12194 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
12195 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
12196 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
12197 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
12198 (C_COMMON_FIXED_TYPES): Remove first arg.
12199 (C_COMMON_FIXED_MODE_TYPES): Likewise.
12200 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
12201 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
12202 not to use empty macro arguments.
12204 2008-07-02 Joseph Myers <joseph@codesourcery.com>
12206 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
12207 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
12208 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
12209 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
12210 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
12211 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
12212 config/ia64/crtn.asm, config/m68hc11/larith.asm,
12213 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
12214 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
12215 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
12216 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
12217 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
12218 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
12219 config/rs6000/e500crtres64gpr.asm,
12220 config/rs6000/e500crtres64gprctr.asm,
12221 config/rs6000/e500crtrest32gpr.asm,
12222 config/rs6000/e500crtrest64gpr.asm,
12223 config/rs6000/e500crtresx32gpr.asm,
12224 config/rs6000/e500crtresx64gpr.asm,
12225 config/rs6000/e500crtsav32gpr.asm,
12226 config/rs6000/e500crtsav64gpr.asm,
12227 config/rs6000/e500crtsav64gprctr.asm,
12228 config/rs6000/e500crtsavg32gpr.asm,
12229 config/rs6000/e500crtsavg64gpr.asm,
12230 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
12231 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
12232 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
12233 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
12234 config/sparc/sol2-cn.asm: Remove .file directives.
12236 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
12238 * resource.c (mark_referenced_resources): Look inside
12239 UNSPEC_VOLATILEs and ASM_INPUTs.
12241 2008-07-02 Ian Lance Taylor <iant@google.com>
12243 * rtlanal.c (add_reg_note): New function.
12244 * rtl.h (add_reg_note): Declare.
12245 * auto-inc-dec.c (attempt_change): Use add_reg_note.
12246 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
12247 * builtins.c (expand_builtin_longjmp): Likewise.
12248 (expand_builtin_nonlocal_goto): Likewise.
12249 * calls.c (emit_call_1, expand_call): Likewise.
12250 * cfgexpand.c (add_reg_br_prob_note): Likewise.
12251 * cfglayout.c (fixup_reorder_chain): Likewise.
12252 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
12253 (commit_one_edge_insertion): Likewise.
12254 * combine.c (move_deaths, distribute_notes): Likewise.
12255 * df-problems.c (df_set_note): Likewise.
12256 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
12257 (set_unique_reg_note): Likewise.
12258 (emit_copy_of_insn_after): Likewise.
12259 * expr.c (expand_expr_real): Likewise.
12260 * gcse.c (add_label_notes): Likewise.
12261 * haifa-sched.c (create_check_block_twin): Likewise.
12262 * jump.c (mark_jump_label_1): Likewise.
12263 * loop-doloop.c (add_test, doloop_modify): Likewise.
12264 * loop-unswitch.c (compare_and_jump_seq): Likewise.
12265 * lower-subreg.c (move_eh_region_note): Likewise.
12266 * optabs.c (emit_libcall_block): Likewise.
12267 * predict.c (predict_insn): Likewise.
12268 (combine_predictions_for_insn): Likewise.
12269 * recog.c (peephole2_optimize): Likewise.
12270 * regmove.c (try_auto_increment): Likewise.
12271 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
12272 * reload.c (find_reloads): Likewise.
12273 * reload1.c (fixup_eh_region_note): Likewise.
12274 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
12275 * reorg.c (delete_prior_computation): Likewise.
12276 (delete_computation, dbr_schedule): Likewise.
12277 * config/pa/pa.c (legitimize_pic_address): Likewise.
12278 * config/sh/sh.c (sh_reorg): Likewise.
12280 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
12283 * config/libgcc-glibc.ver: Add %exclude.
12284 * config/m32r/libgcc-glibc.ver: Likwise.
12285 * config/s390/libgcc-glibc.ver: Likwise.
12286 * config/sh/libgcc-glibc.ver: Likwise.
12287 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
12289 * config/i386/libgcc-glibc.ver: New.
12291 * config/i386/libgcc-x86_64-glibc.ver: Removed.
12293 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
12295 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
12296 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
12297 i[34567]86-*-linux*, x86_64-*-linux*. Add
12298 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
12299 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
12300 x86_64-*-linux*. Add i386/t-linux to tmake_file for
12301 i[34567]86-*-linux*, x86_64-*-linux*.
12303 * libgcc-std.ver: Add empty GCC_4.4.0.
12305 * mkmap-symver.awk: Support multiple versions per symbol.
12307 * config/i386/i386.c (ix86_init_builtins): Always define
12308 __builtin_fabsq and __builtin_copysignq with fallbacks.
12309 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
12310 and __builtin_copysignq if SSE2 isn't available.
12312 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
12313 (LIBGCC2_TF_CEXT): Likwise.
12314 (TF_SIZE): Likwise.
12316 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
12318 * config/i386/sfp-machine.h: Moved to libgcc.
12320 * config/i386/sfp-machine.h: New.
12321 * config/i386/t-linux: Likwise.
12323 * config/i386/t-darwin: Remove softfp_wrap_start and
12325 * config/i386/t-darwin64: Likewise.
12327 * config/i386/t-fprules-softfp64: Renamed to ...
12328 * config/i386/t-fprules-softfp: This.
12330 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
12331 and softfp_wrap_end.
12333 2008-07-02 Jason Merrill <jason@redhat.com>
12335 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
12337 * tree.c (ctor_to_list): New fn.
12338 * tree.h: Declare it.
12339 (CONSTRUCTOR_ELT): New macro.
12340 (CONSTRUCTOR_NELTS): New macro.
12342 2008-07-02 Richard Guenther <rguenther@suse.de>
12344 * tree-ssa-structalias.c (struct variable_info): Reorder
12345 to fill padding on 64bit hosts. Make collapsed_to an int.
12346 (get_varinfo_fc): Deal with that.
12347 (new_var_info): Likewise.
12348 (collapse_rest_of_var): Likewise.
12350 2008-07-02 Joshua Sumali <jsumali@redhat.com>
12352 * doc/install.texi (--enable-java-home): Document.
12353 (--enable-aot-compile-rpm): Likewise.
12354 (--with-arch-directory): Likewise.
12355 (--with-os-directory): Likewise.
12356 (--with-origin-name): Likewise.
12357 (--with-arch-suffix): Likewise.
12358 (--with-jvm-root-dir): Likewise.
12359 (--with-jvm-jar-dir): Likewise.
12360 (--with-python-dir): Likewise.
12362 2008-07-02 Richard Guenther <rguenther@suse.de>
12364 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
12365 from decls explicitly. Merge operand checking from tuples.
12367 2008-07-02 Martin Jambor <mjambor@suse.cz>
12369 * tree-switch-conversion.c: Included timevar.h which I forgot before.
12371 2008-07-02 Martin Jambor <mjambor@suse.cz>
12373 * tree-switch-conversion.c: Included timevar.h
12374 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
12376 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
12378 2008-07-02 Martin Jambor <mjambor@suse.cz>
12380 * tree-switch-conversion.c: Corrected various comments and
12382 (build_constructors): Fixed minor formatting mistakes.
12384 * invoke.texi (Optimize Options): Corrected the
12385 switch-conversion-max-branch-ratio parameter.
12387 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
12389 * final.c (asm_insn_count): Return zero for an empty asm body.
12391 2008-07-02 Richard Guenther <rguenther@suse.de>
12393 * bitmap.h (bitmap_set_bit): Return bool.
12394 (bitmap_clear_bit): Likewise.
12395 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
12396 write to the bitmap if it would.
12397 (bitmap_clear_bit): Likewise.
12398 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
12399 bitmap_set_bit return value.
12400 (add_pred_graph_edge): Likewise.
12401 (add_graph_edge): Likewise.
12402 (do_sd_constraint): Likewise.
12403 (do_ds_constraint): Likewise.
12405 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12407 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
12408 Fix -Wc++-compat and/or -Wcast-qual warnings.
12409 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
12410 gen_regparm_prefix): Likewise.
12411 * vmsdbgout.c (write_modbeg, lookup_filename,
12412 vmsdbgout_source_line, vmsdbgout_init): Likewise.
12414 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
12416 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
12417 defaults.h definition apply.
12419 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
12421 * function.c (assign_parm_remove_parallels): New.
12422 (assign_parm_setup_block_p): Do not return true for non-BLKmode
12424 (assign_parm_setup_block): Do not handle them.
12425 (assign_parm_setup_reg, assign_parm_setup_stack): Call
12426 assign_parm_remove_parallels.
12428 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
12430 * c-typeck.c (convert_for_assignment): Use
12431 vector_targets_convertible_p.
12432 * c-common.c (vector_targets_convertible_p): New.
12433 * c-common.h (vector_targets_convertible_p): New prototype.
12434 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
12435 opaque_p_V2SI_type_node.
12437 2008-07-01 Steve Ellcey <sje@cup.hp.com>
12439 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
12442 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
12444 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
12445 TFmode constants via two element DImode vector for hosts with
12446 HOST_BITS_PER_WIDE_INT < 64.
12447 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
12448 also for HOST_BITS_PER_WIDE_INT < 64.
12450 2008-07-01 Richard Guenther <rguenther@suse.de>
12452 PR tree-optimization/36666
12453 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
12454 (get_constraint_exp_from_ssa_var): Split into ...
12455 (get_constraint_exp_for_temp): ... this ...
12456 (get_constraint_for_ssa_var): ... and that.
12457 Return constraint expressions for all touched sub-fields
12458 if the results address is not taken.
12459 (process_constraint): Remove assertion that aggregate
12460 assignments do not happen at this place.
12461 (get_constraint_for_component_ref): Add address_p argument.
12462 Return constraint expressions for all touched sub-fields
12463 if the results address is not taken.
12464 (do_deref): Use get_constraint_exp_for_temp.
12465 (get_constraint_for_1): Rename from ...
12466 (get_constraint_for): ... this. Add the old function as wrapper.
12467 (do_structure_copy): Use get_constraint_for_1.
12469 2008-07-01 Martin Jambor <mjambor@suse.cz>
12471 * Makefile.in (tree-switch-conversion.o): Add.
12472 (OBJS-common): Add tree-swtch-conversion.o.
12473 * passes.c (init_optimization_passes): Add pass_convert_switch.
12474 * tree-pass.h: (pass_convert_switch): Add.
12475 * tree-switch-conversion.c: New file.
12476 * gcc.dg/tree-ssa/cswtch.c: New testcase.
12477 * common.opt (ftree-cswtch): New option.
12478 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
12479 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
12480 * opts.c (decode_options): Set flag_tree_switch_conversion when
12481 optimization level is >= 2.
12482 * doc/invoke.texi (Optimize Options): Added description of
12483 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
12485 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12487 * config/darwin-driver.c (darwin_default_min_version): Fix
12488 -Wc++-compat warnings.
12490 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
12492 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
12495 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
12497 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
12499 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
12501 PR rtl-optimization/34744
12502 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
12503 (df_scan_free_internal): Free data structures not
12504 allocated in storage pools.
12505 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
12506 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
12507 df_scan_free_mws_vec.
12508 * dse.c (dse_step6): Free offset_map_p and offset_map_n
12511 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
12513 * config/i386/i386.c (contains_aligned_value_p): Return true
12515 (ix86_function_arg_boundary): Return its natural boundary
12517 (return_in_memory_32): Don't check TDmode.
12518 (ix86_split_to_parts): Support splitting into 4 parts and
12519 support TFmode for 32bit target.
12520 (ix86_split_long_move): Support splitting into 4 parts.
12521 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
12523 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
12524 (ix86_init_builtins): Here.
12525 (ix86_scalar_mode_supported_p): Always return true for TFmode.
12526 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
12527 'q' and 'w', respectively.
12529 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
12531 (movtf_internal): Likewise.
12532 (<code>tf2): Likewise.
12533 (*absnegtf2_sse): Likewise.
12534 (copysign<mode>3): Likewise.
12535 (copysign<mode>3_const): Likewise.
12536 (copysign<mode>3_var): Likewise.
12537 (define_split UNSPEC_COPYSIGN): Likewise.
12538 * config/i386/sse.md (*nandtf3): Likewise.
12539 (<code>tf3): Likewise.
12540 (*<code>tf3): Likewise.
12542 2008-06-30 Joey Ye <joey.ye@intel.com>
12543 H.J. Lu <hongjiu.lu@intel.com>
12545 * global.c (compute_regsets): Set frame_pointer_needed here.
12546 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
12548 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
12550 * doc/install.texi (specific): Expand Windows build notes.
12552 2008-06-30 Ira Rosen <irar@il.ibm.com>
12554 PR tree-optimization/36648
12555 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
12556 number of prolog iterations by step. Fix the comment.
12558 2008-06-30 Richard Guenther <rguenther@suse.de>
12560 PR middle-end/36671
12561 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
12562 handle calls from ECF_MALLOC functions.
12563 (handle_pure_call): ECF_MALLOC functions do not return
12565 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
12567 2008-06-29 Andreas Schwab <schwab@suse.de>
12569 * config/m68k/m68k.c (print_operand): Always print a float
12571 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
12572 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
12575 * config/rs6000/x-linux64: Remove never used file.
12577 2008-06-29 Richard Guenther <rguenther@suse.de>
12579 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
12581 (struct alias_info): Move ...
12582 * tree-ssa-alias.c: ... here.
12583 (update_alias_info): Declare.
12584 (compute_may_aliases): Call it.
12585 (update_alias_info): New function.
12586 * tree-ssa-structalias.c (update_alias_info): Move ...
12587 * tree-ssa-alias.c (update_alias_info_1): ... here.
12588 * tree-ssa-structalias.c (process_constraint_1): Remove
12589 unused from_call argument. Rename to ...
12590 (process_constraint): ... this. Delete old wrapper.
12591 (make_constraint_to): Adjust callers.
12592 (handle_const_call): Likewise.
12593 (handle_pure_call): Likewise.
12594 (init_base_vars): Likewise.
12595 (handle_lhs_call): Likewise. Remove unnecessary constraint.
12596 (find_func_aliases): We don't need structure copies for
12598 (make_constraint_from_anything): Remove.
12599 (create_variable_info_for): For globals make constraints
12600 from escaped, not from anything.
12601 (compute_points_to_sets): Do not call update_alias_info.
12602 (ipa_pta_execute): Use make_constraint_from.
12604 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12606 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
12607 (bitmap.o-warn, dominance.o-warn): New.
12608 * configure.ac (cxx_compat_warn): Delete.
12609 (loose_warn): Add -Wcast-qual and -Wc++-compat.
12610 * system.h: Remove #pragma diagnostic for -Wcast-qual and
12612 * configure: Regenerate.
12614 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
12617 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12619 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
12620 * df-scan.c (df_notes_rescan): Likewise.
12621 * ggc-page.c (set_page_table_entry): Likewise.
12622 * intl.c (gcc_gettext_width): Likewise.
12623 * varasm.c (get_unnamed_section, get_noswitch_section,
12624 get_section): Likewise.
12626 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
12628 * regrename.c (build_def_use): Don't copy RTX.
12630 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
12632 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
12633 (Type Attributes): Fix nesting of @table and @subsection. Adjust
12634 punctuation. Use @ref instead of @xref.
12635 (Function Names): Remove stray @display/@end display.
12636 (C++ Attributes): Use @ref instead of @xref.
12637 (Deprecated Features): Fix punctuation around @xref.
12638 (Backwards Compatibility): Likewise.
12639 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
12641 2008-06-28 Joseph Myers <joseph@codesourcery.com>
12643 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
12644 constants for E500 double.
12646 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12648 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
12649 element type of const_vector.
12651 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
12653 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
12654 Remove FLAGS_REG clobber from expander pattern.
12655 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
12656 (anddi3, andsi3, andhi3, andqi3): Ditto.
12657 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
12658 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
12659 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
12660 (ashlsi3, ashlhi3, ashlqi3): Ditto.
12661 (ashrsi3, ashrhi3, ashrqi3): Ditto.
12662 (lshrsi3, lshrhi3, lshrqi3): Ditto.
12663 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
12664 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
12666 2008-06-28 Richard Guenther <rguenther@suse.de>
12668 * tree-ssa-structalias.c (callused_id, var_callused,
12669 callused_tree): Add.
12670 (handle_pure_call): New function.
12671 (find_func_aliases): Call it.
12672 (find_what_p_points_to): Handle the call-used set.
12673 (clobber_what_escaped): Likewise.
12674 (compute_call_used_vars): New function.
12675 (init_base_vars): Init the call-used variable.
12676 (do_sd_constraint): Do not propagate the solution from CALLUSED
12677 but use CALLUSED as a placeholder.
12678 (solve_graph): Likewise.
12679 * tree-flow-inline.h (gimple_call_used_vars): New function.
12680 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
12681 (compute_call_used_vars): Declare.
12682 * tree-ssa-alias.c (set_initial_properties): Call
12683 compute_call_used_vars.
12684 (reset_alias_info): Clear call-used variables.
12685 (add_call_clobber_ops): Assert we are not called for const/pure
12686 functions. Remove handling of them.
12687 (add_call_read_ops): Handle pure functions by adding the
12688 call-used set of variables as VUSEs.
12689 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
12690 (delete_tree_ssa): Free it.
12691 * tree-dfa.c (remove_referenced_var): Clear the var from the
12694 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
12696 * tree.c (build_varargs_function_type_list): New.
12697 (build_function_type_list_1): New.
12698 (build_function_type_list): Use build_function_type_list_1.
12699 * tree.h (build_varargs_function_type_list): New.
12701 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12704 * config/spu/spu.c (spu_builtin_splats): Do not generate
12705 invalid CONST_VECTOR expressions.
12706 (spu_expand_vector_init): Likewise.
12708 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
12710 * optabs.c (libfunc_decls): New variable.
12711 (libfunc_decl_hash, libfunc_decl_eq): New functions.
12712 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
12713 for the same function twice.
12715 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
12717 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
12718 ix86_expand_binary_operator directly.
12719 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
12721 (*ashrti3_1): Ditto.
12722 (*lshrti3_1): Ditto.
12723 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
12724 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
12725 using only one splitter. Conditionaly execute splitter before or
12726 after peephole2 pass.
12727 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
12728 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
12729 Use only one alternative in asm template.
12730 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
12732 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
12733 "J" operand constraint for operand 2.
12734 (*ashldi3_cconly_rex64): Ditto.
12735 (*ashrdi3_cmp_rex64): Ditto.
12736 (*ashrdi3_cconly_rex64): Ditto.
12737 (*lshrdi3_cmp_rex64): Ditto.
12738 (*lshrdi3_cconly_rex64): Ditto.
12739 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
12740 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
12741 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
12744 2008-06-27 Jakub Jelinek <jakub@redhat.com>
12746 * gimplify.c (omp_is_private): Don't return true if decl is not
12747 already private on #pragma omp for or #pragma omp parallel for.
12750 * tree-cfg.c (struct move_stmt_d): Replace block field with
12751 orig_block and new_block fields.
12752 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
12753 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
12754 (move_block_to_fn): Replace vars_map and new_label_map arguments
12755 with struct move_stmt_d pointer.
12756 (replace_block_vars_by_duplicates): New function.
12757 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
12758 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
12759 all subblocks of ORIG_BLOCK to the new function. Call
12760 replace_block_vars_by_duplicates.
12761 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
12762 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
12763 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
12764 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
12765 (expand_omp): Temporarily set input_location to the location of
12766 region's controlling stmt.
12767 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
12768 BIND_EXPR, push ctx->block_vars and gimplification vars into
12769 the BIND_EXPR and its block's BLOCK_VARS instead of directly
12770 into dest function.
12771 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
12772 there are any BLOCK_VARS.
12773 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
12774 OMP_PARALLEL or OMP_TASK stmt.
12775 (lower_omp): Save and restore input_location around the lower_omp_1
12778 2008-06-27 Richard Guenther <rguenther@suse.de>
12780 PR tree-optimization/36400
12781 PR tree-optimization/36373
12782 PR tree-optimization/36344
12783 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
12784 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
12785 (update_alias_info): Remove call clobbering code.
12786 (make_constraint_to): New helper function.
12787 (make_escape_constraint): Likewise.
12788 (handle_rhs_call): Use it on all pointer containing arguments.
12789 Also mark the static chain escaped.
12790 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
12791 instead of ANYTHING.
12792 (make_constraint_from): New helper split out from ...
12793 (make_constraint_from_anything): ... here.
12794 (find_func_aliases): Add constraints for escape sites.
12795 (intra_create_variable_infos): Make constraints from NONLOCAL
12797 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
12799 (clobber_what_p_points_to): Remove.
12800 (clobber_what_escaped): New function.
12801 (init_base_vars): Init NONLOCAL and ESCAPED.
12802 (do_sd_constraint): Do not propagate the solution from ESCAPED
12803 but use ESCAPED as a placeholder.
12804 (solve_graph): Likewise.
12805 * tree-flow.h (clobber_what_p_points_to): Remove.
12806 (clobber_what_escaped): Declare.
12807 * tree-ssa-alias.c (set_initial_properties): Call it.
12808 Remove code clobbering escaped pointers.
12810 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
12812 * function.c (allocate_struct_function): Only allocate a unique
12813 funcdef_no if the decl is nonzero.
12815 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
12817 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
12818 * config/mips/mips.c (mips_split_const_insns): New function.
12819 * config/mips/mips.md (move_type): New attribute.
12820 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
12821 (dword_mode): New attribute.
12822 (type): Avoid long line. Map "move_type"s to "type"s,
12823 choosing "multi" for doubleword moves if appropriate.
12824 Swap MTC/MFC comments to match their declaration order.
12825 (extended_mips16): Default to "yes" if "move_type" is "sll0",
12826 "type" is "branch" or "jal" is "direct".
12827 (length): Handle "extended_mips16" first. Make the default
12828 "0" for "ghost" instructions. Set the length from "move_type".
12829 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
12830 of "type", with "sll0" for the register alternative. Remove the
12831 "extended_mips16" attribute.
12832 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
12833 of "type", with "shift_shift" for the register alternative.
12834 Remove the "length" attribute.
12835 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
12836 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
12837 of "type", with "andi" for the register alternative.
12838 (*zero_extendqihi2): Likewise.
12839 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
12840 of "andi" instead of a "type" of "arith".
12841 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
12843 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
12844 (mov_<store>r, *mov<mode>_ra): Likewise.
12845 (extendsidi2): Use "move_type" instead of "type", with "move"
12846 for the register alternative.
12847 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
12848 of "type", with "signext" for the register alternative.
12849 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
12850 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
12851 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
12852 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
12853 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
12854 (unnamed branch insn): Likewise.
12855 (*movdi_gp32_fp64): Fold into...
12856 (*movdi_32bit): ...here.
12857 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
12858 (*movdf_hardfloat): ...this new pattern.
12859 (*movdf_softfloat): Remove redundant FPR alternatives.
12860 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
12861 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
12862 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
12863 the "move" attribute.
12864 (*movdi_32bit): Use "move_type" instead of "type" and remove the
12865 "length" attribute. Use "fpload" and "fpstore" instead of "load"
12866 and "store" for COP loads and stores.
12867 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
12868 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
12869 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
12870 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
12871 (*movtf_mips16, *movv2sf): Likewise.
12872 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
12873 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
12874 (mfhc1<mode>): Use "move_type" instead of "move".
12875 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
12876 (loadgp_blockage): Remove the "length" attribute.
12877 (blockage, set_got_version, update_got_version): Likewise.
12878 (call_internal): Remove the "extended_mips16" attribute.
12879 (call_value_internal, call_value_multiple_internal): Likewise.
12880 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
12882 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
12883 the "length" attribute.
12885 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12887 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
12888 -Wcast-qual warnings.
12889 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
12890 handle_pragma_pop_macro): Likewise.
12891 * collect2.c (resolve_lib_name): Likewise.
12892 * config/arc/arc.c (arc_init): Likewise.
12893 * config/arm/arm.c (neon_builtin_compare,
12894 locate_neon_builtin_icode): Likewise.
12895 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
12896 * config/bfin/bfin.c (bfin_init_machine_status,
12897 bfin_optimize_loop): Likewise.
12898 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
12899 * config/cris/cris.c (cris_init_expanders): Likewise.
12900 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
12901 * config/darwin.c (machopic_indirection_eq,
12902 machopic_indirection_name, machopic_output_indirection): Likewise.
12903 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
12904 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
12905 frv_optimize_membar): Likewise.
12906 * config/i386/cygwin.h (mingw_scan,
12907 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
12908 * config/i386/cygwin1.c (mingw_scan): Likewise.
12909 * config/i386/i386.c (machopic_output_stub): Likewise.
12910 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
12911 i386_pe_unique_section): Likewise.
12912 * config/ia64/ia64.c (ia64_init_machine_status,
12913 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
12915 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
12916 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
12917 * config/m68k/m68k.c (m68k_handle_option,
12918 m68k_sched_md_init_global): Likewise.
12919 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
12920 mcore_unique_section): Likewise.
12921 * config/mips/mips.c (mips_block_move_straight,
12922 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
12924 * config/mmix/mmix.c (mmix_init_machine_status,
12925 mmix_encode_section_info): Likewise.
12926 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
12927 * config/rs6000/rs6000.c (rs6000_init_machine_status,
12928 print_operand_address, output_toc, redefine_groups,
12929 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
12930 * config/s390/s390.c (s390_init_machine_status): Likewise.
12931 * config/score/score.c (score_block_move_straight,
12932 score_block_move_loop_body): Likewise.
12933 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
12934 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
12935 * emit-rtl.c (find_auto_inc): Likewise.
12936 * gcc.c (translate_options, process_command): Likewise.
12937 * reorg.c (dbr_schedule): Likewise.
12938 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
12939 * xcoffout.c (xcoffout_declare_function): Likewise.
12941 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
12943 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
12944 ipa-pta working again.
12946 2008-06-27 David Edelsohn <edelsohn@gnu.org>
12948 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
12951 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
12953 * config.gcc (powerpc*-*-*): Add new core e500mc.
12954 * config/rs6000/e500mc.md: New file.
12955 * config/rs6000/rs6000.c (processor_costs): Add new costs for
12957 (rs6000_override_options): Add e500mc case to
12958 processor_target_table. Altivec and Spe options not allowed
12959 with e500mc. Add isel instruction to e500mc by
12960 default. Initialize rs6000_cost for e500mc.
12961 (rs6000_issue_rate): Set issue rate for e500mc.
12962 * config/rs6000/rs6000.h (processor_type): Add
12963 PROCESSOR_PPCE500MC.
12964 (ASM_CPU_SPEC): Add e500mc.
12965 Set TARGET_ISEL to rs6000_isel.
12966 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
12967 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
12968 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
12970 * doc/invoke.texi: Add e500mc to list of cpus.
12972 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
12975 * c-lex.c (lex_charconst): Initialize unsignedp.
12977 2008-06-27 Olivier Hainque <hainque@adacore.com>
12979 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
12980 documented assumptions.
12982 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
12984 * dwarf2out.c: Remove trailing white spaces. Break long line
12987 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
12989 * libfuncs.h (LTI_synchronize): New libfunc_index.
12990 (synchronize_libfunc): Declare.
12991 * builtins.c (expand_builtin_synchronize): Consider using
12992 synchronize_libfunc before falling back on an asm blockage.
12993 * config/mips/mips.c: Include libfuncs.h
12994 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
12996 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
12998 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
12999 parameter. Copy stack_reg to r11 where appropriate.
13000 (no_global_regs_above): Add gpr parameter.
13001 (rs6000_stack_info): Only add padding for SPE save area if we
13002 are saving SPE GPRs and CR.
13003 (saveres_routine_syms): New variable.
13004 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
13006 (rs6000_savres_routine_sym): New function.
13007 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
13009 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
13010 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
13011 Tweak FPR out-of-line saving.
13012 (rs6000_make_savres_rtx): New function.
13013 (rs6000_use_multiple_p): New function.
13014 (rs6000_savres_strategy): New function.
13015 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
13016 out-of-line if appropriate.
13017 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
13018 if we are optimizing for size.
13019 (GP_SAVE_INLINE): Define.
13020 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
13021 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
13022 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
13023 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
13024 (*save_fpregs_<mode>): Add use of r11.
13025 (*restore_gpregs_<mode>): New insn.
13026 (*return_and_restore_gpregs_<mode>): New insn.
13027 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
13029 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
13030 (*restore_gpregs_spe): New insn.
13031 (*return_and_restore_gpregs_spe): New insn.
13032 * config/rs6000/predicates.md (save_world_operation): Fix check.
13034 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
13036 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
13037 this point, so assert that.
13039 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
13041 * cfganal.c: Include vec.h and vecprim.h.
13042 (compute_idf): Import from...
13043 * tree-into-ssa (compute_idf): ...here.
13044 * basic-block.h (compute_idf): Export.
13046 2008-06-26 Joseph Myers <joseph@codesourcery.com>
13048 * c-decl.c (merge_decls): Use !current_function_decl to check for
13049 extern declaration of C99 inline function being at file scope.
13051 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
13053 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
13055 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13057 * alias.c (record_alias_subset, init_alias_analysis): Fix
13058 -Wc++-compat and/or -Wcast-qual warnings.
13059 * attribs.c (lookup_attribute_spec): Likewise.
13060 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
13061 copy_bb, connect_traces,
13062 find_rarely_executed_basic_blocks_and_cr): Likewise.
13063 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
13064 note_btr_set, migrate_btr_defs): Likewise.
13065 * builtins.c (result_vector, expand_builtin_memcpy,
13066 expand_builtin_mempcpy_args, expand_builtin_strncpy,
13067 builtin_memset_read_str, expand_builtin_printf,
13068 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
13070 * caller-save.c (mark_set_regs): Likewise.
13071 * calls.c (expand_call, emit_library_call_value_1): Likewise.
13072 * cgraph.c (cgraph_edge): Likewise.
13073 * combine.c (likely_spilled_retval_1): Likewise.
13074 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
13075 htab_counts_entry_del, get_coverage_counts): Likewise.
13076 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
13077 new_cselib_val): Likewise.
13078 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
13079 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
13081 * df-core.c (df_compact_blocks): Likewise.
13082 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
13083 * df-scan.c (df_grow_reg_info, df_ref_create,
13084 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
13085 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
13086 df_record_entry_block_defs, df_record_exit_block_uses,
13087 df_bb_verify): Likewise.
13088 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
13089 DF_REF_EXTRACT_MODE_CONST): New.
13090 * dominance.c (get_immediate_dominator, get_dominated_by,
13091 nearest_common_dominator, root_of_dom_tree,
13092 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
13093 -Wc++-compat and/or -Wcast-qual warnings.
13094 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
13095 record_store, replace_read, check_mem_read_rtx, scan_insn,
13096 dse_step1, dse_record_singleton_alias_set): Likewise.
13097 * dwarf2asm.c (dw2_force_const_mem): Likewise.
13099 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13101 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
13102 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
13103 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
13104 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
13105 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
13106 add_ranges_num, add_ranges_by_labels, file_info_cmp,
13107 file_name_acquire, output_file_names, add_const_value_attribute,
13108 premark_used_types_helper, file_table_eq, file_table_hash,
13109 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
13110 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
13111 -Wcast-qual warnings.
13112 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
13113 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
13114 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
13115 gen_reg_rtx, start_sequence, init_emit): Likewise.
13116 * et-forest.c (et_new_occ, et_new_tree): Likewise.
13117 * except.c (init_eh_for_function, gen_eh_region,
13118 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
13119 arh_to_landing_pad, arh_to_label, add_action_record,
13120 add_call_site, switch_to_exception_section): Likewise.
13121 * expmed.c (synth_mult): Likewise.
13122 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
13123 store_expr): Likewise.
13124 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
13126 * function.c (assign_stack_temp_for_type,
13127 allocate_struct_function, match_asm_constraints_1): Likewise.
13128 * gcov-io.c (gcov_allocate): Likewise.
13129 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
13130 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
13131 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
13132 record_one_set, insert_expr_in_table, insert_set_in_table,
13133 dump_hash_table, compute_hash_table_work, alloc_hash_table,
13134 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
13135 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
13136 -Wcast-qual warnings.
13138 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13140 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
13141 -Wcast-qual warnings.
13142 * gcc.c (process_command): Likewise.
13143 * genattrtab.c (oballoc): Use XOBNEW.
13144 (oballocvec): Define.
13145 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
13146 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
13147 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
13148 -Wc++-compat and/or -Wcast-qual warnings.
13149 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
13150 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
13151 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
13152 gen_presence_absence_set, gen_automaton, gen_regexp_el,
13153 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
13154 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
13155 add_excls, process_presence_absence_names,
13156 process_presence_absence_patterns, add_presence_absence,
13157 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
13158 get_free_state, add_arc, get_free_automata_list_el,
13159 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
13160 transform_3, cache_presence, create_ainsns, create_automata,
13161 create_state_ainsn_table, dfa_insn_code_enlarge,
13162 output_trans_func, output_min_issue_delay_func,
13163 output_dead_lock_func, output_reset_func,
13164 output_get_cpu_unit_code_func, output_dfa_start_func,
13165 expand_automata): Likewise.
13166 * genextract.c (gen_insn): Likewise.
13167 * gengtype-lex.l: Likewise.
13168 * gengtype.c (read_input_list, adjust_field_type,
13169 process_gc_options): Likewise.
13170 * genoutput.c (note_constraint): Likewise.
13171 * genpreds.c (mangle, add_constraint): Likewise.
13172 * genrecog.c (process_define_predicate, new_decision,
13173 add_to_sequence): Likewise.
13174 * gensupport.c (record_insn_name): Likewise.
13176 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13178 * config/i386/driver-i386.c (detect_caches_amd,
13179 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
13180 and/or -Wcast-qual warnings.
13181 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
13182 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
13183 gt_pch_save): Likewise.
13184 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
13185 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
13186 * global.c (compute_regsets): Likewise.
13187 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
13188 finish_graph_dump_file): Likewise.
13189 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
13190 unlink_bb_notes): Likewise.
13191 * integrate.c (get_hard_reg_initial_val): Likewise.
13192 * ipa-prop.c (ipa_push_func_to_list): Likewise.
13193 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
13194 * local-alloc.c (update_equiv_regs): Likewise.
13195 * loop-invariant.c (check_invariant_table_size,
13196 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
13198 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
13199 altered_reg_used, mark_altered): Likewise.
13200 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
13201 insert_var_expansion_initialization,
13202 combine_var_copies_in_loop_exit, apply_opt_in_copies,
13203 release_var_copies): Likewise.
13204 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
13205 analyze_matrix_decl, add_allocation_site, analyze_transpose,
13206 analyze_accesses_for_phi_node, check_var_notmodified_p,
13207 check_allocation_function, find_sites_in_func,
13208 record_all_accesses_in_func, transform_access_sites,
13209 transform_allocation_sites): Likewise.
13210 * omp-low.c (new_omp_region, create_omp_child_function_name,
13211 check_omp_nesting_restrictions, check_combined_parallel,
13212 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
13213 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
13214 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
13215 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
13217 * opts-common.c (prune_options): Likewise.
13218 * opts.c (add_input_filename, print_filtered_help,
13219 get_option_state): Likewise.
13220 * params.c (add_params): Likewise.
13221 * passes.c (set_pass_for_id, next_pass_1,
13222 do_per_function_toporder, pass_fini_dump_file): Likewise.
13223 * postreload.c (reload_cse_simplify_operands): Likewise.
13224 * predict.c (tree_predicted_by_p, tree_predict_edge,
13225 clear_bb_predictions, combine_predictions_for_bb): Likewise.
13227 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13229 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
13231 * recog.c (check_asm_operands, validate_change_1): Likewise.
13232 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
13233 subst_asm_stack_regs): Likewise.
13234 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
13235 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
13236 * regmove.c (reg_is_remote_constant_p): Likewise.
13237 * regrename.c (regrename_optimize, scan_rtx_reg,
13238 kill_clobbered_value, kill_set_value, kill_autoinc_value):
13240 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
13241 regstat_compute_calls_crossed): Likewise.
13242 * reload1.c (init_reload, new_insn_chain,
13243 has_nonexceptional_receiver, reload, copy_reloads,
13244 calculate_needs_all_insns, init_elim_table): Likewise.
13245 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
13246 * rtl.c (shallow_copy_rtx_stat): Likewise.
13247 * rtlanal.c (parms_set): Likewise.
13248 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
13249 sbitmap_resize, sbitmap_vector_alloc): Likewise.
13250 * sched-ebb.c (earliest_block_with_similiar_load,
13251 add_deps_for_risky_insns): Likewise.
13252 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
13253 schedule_region): Likewise.
13254 * see.c (eq_descriptor_pre_extension,
13255 hash_descriptor_pre_extension, hash_del_pre_extension,
13256 eq_descriptor_properties, hash_descriptor_properties,
13257 hash_del_properties, see_seek_pre_extension_expr,
13258 see_initialize_data_structures, see_print_register_properties,
13259 see_print_pre_extension_expr, see_delete_merged_def_extension,
13260 see_delete_unmerged_def_extension, see_emit_use_extension,
13261 see_pre_delete_extension, see_map_extension, see_commit_changes,
13262 see_analyze_merged_def_local_prop,
13263 see_analyze_merged_def_local_prop,
13264 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
13265 see_set_prop_merged_def, see_set_prop_unmerged_def,
13266 see_set_prop_unmerged_use, see_print_one_extension,
13267 see_merge_one_use_extension, see_merge_one_def_extension,
13268 see_store_reference_and_extension, see_update_uses_relevancy,
13269 see_update_defs_relevancy): Likewise.
13270 * statistics.c (hash_statistics_hash, hash_statistics_eq,
13271 hash_statistics_free, curr_statistics_hash): Likewise.
13272 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
13273 expand_asm_operands, expand_return, case_bit_test_cmp,
13274 expand_case): Likewise.
13275 * stor-layout.c (start_record_layout): Likewise.
13276 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
13277 gt_pch_save_stringpool): Likewise.
13278 * tree-data-ref.c (hash_stmt_vertex_info,
13279 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
13280 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
13282 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
13285 * config/i386/i386.md : Change constraints of HImode and QImode
13286 immediate operands from "i" to "n". Change SImode "ni" constraint to
13287 "i" and SImode "rmi" constraint to "g". Remove all constraints
13288 from const0_operand and const1_operand predicated operands.
13289 (i): Change QImode and HImode attribute from "i" to "n".
13290 (*subqi_2): Change HImode operands to QImode.
13293 2008-06-25 Olivier Hainque <hainque@adacore.com>
13295 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
13298 2008-06-25 Richard Guenther <rguenther@suse.de>
13300 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
13301 not overflow the result type.
13303 2008-06-25 Richard Guenther <rguenther@suse.de>
13305 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
13306 (vn_lookup): Likewise.
13308 2008-06-25 Richard Guenther <rguenther@suse.de>
13310 PR tree-optimization/35518
13311 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
13312 * tree-sra.c (instantiate_element): Use fold_build3 to build
13314 (try_instantiate_multiple_fields): Likewise.
13316 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
13318 * config/rs6000/rs6000.md: Change all string instruction's clobber to
13321 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
13323 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
13324 use_backchain_to_restore_sp to true
13325 if the offset of the link register save area would go over the 32k - 1
13326 offset limit of the load
13329 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
13331 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
13332 anchor for the type-punning blurb. Cross-reference "Structures
13333 unions enumerations and bit-fields implementation". Provide a
13334 cast-through-pointer example. Make final sentence self-contained.
13335 * doc/implement-c.texi (Structures unions enumerations and
13336 bit-fields implementation): Cross-reference the type-punning blurb
13337 in the -fstrict-aliasing documentation.
13339 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
13341 PR middle-end/36594
13342 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
13343 the memory instead of the memory itself for the save area.
13345 2008-06-24 Olivier Hainque <hainque@adacore.com>
13346 Nicolas Roche <roche@adacore.com>
13348 * gengtype.c (srcdir_len): size_t instead of int.
13349 (get_file_realbasename): New function. For F a filename, the real
13350 basename of F, with all the path components stripped.
13351 (get_file_srcdir_relative_path): New function. For F a filename, the
13352 relative path to F from $(srcdir).
13353 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
13354 get_file_realbasename. Adjust the head comment.
13355 (get_prefix_langdir_index): New function. For F a filename, return the
13356 lang_dir_names[] relative index of the language directory that is
13358 (get_file_langdir): For F a filename, return the name of the language
13359 directory where F is located.
13360 (get_file_gtfilename): New function. The gt- output file name for an
13362 (get_output_file_with_visibility): Replace in-line computations with
13363 uses of get_file_gtfilename and get_prefix_langdir_index.
13364 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
13366 2008-06-24 Jakub Jelinek <jakub@redhat.com>
13368 PR tree-optimization/36504
13369 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
13370 references without base address.
13372 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
13374 PR middle-end/36584
13375 * calls.c (expand_call): Increase alignment for recursive functions.
13377 2008-06-23 Anatoly Sokolov <aesok@post.ru>
13379 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
13380 (TARGET_FUNCTION_VALUE): New define.
13381 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
13382 * config/avr/avr.h (FUNCTION_VALUE): Remove.
13384 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
13386 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
13387 (fmod<mode>3): Ditto.
13388 (remainderxf3): Ditto.
13389 (remainder<mode>3): Ditto.
13391 2008-06-23 Jakub Jelinek <jakub@redhat.com>
13394 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
13395 REG is a hard register.
13397 PR tree-optimization/36508
13398 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
13399 499, don't check it at all in release compilers.
13401 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
13403 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
13404 together with SSE_TARGET_MATH to disable insn pattern.
13405 (*fop_<MODEF:mode>_2_i387): Ditto.
13406 (*fop_<MODEF:mode>_3_i387): Ditto.
13408 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
13410 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
13412 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
13414 PR middle-end/34906
13415 * gimplify.c (gimplify_asm_expr): Check the return code of
13416 parse_output_constraint call, set function return and is_inout
13417 value if it failed.
13419 2008-06-22 Ian Lance Taylor <iant@google.com>
13421 * c-lex.c (narrowest_unsigned_type): Change itk to int.
13422 (narrowest_signed_type): Likewise.
13423 * c-typeck.c (c_common_type): Change local variable mclass to enum
13425 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
13426 tcc_comparison, not the tree code itself.
13427 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
13428 (c_expand_expr): Cast modifier to enum expand_modifier.
13429 * c-common.h (C_RID_CODE): Add casts.
13430 (C_SET_RID_CODE): Define.
13431 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
13432 (c_lex_one_token): Add cast to avoid warning.
13433 (c_parser_objc_type_name): Rename local typename to type_name.
13434 (check_no_duplicate_clause): Change code parameter to enum
13436 (c_parser_omp_var_list_parens): Change kind parameter to enum
13438 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
13439 c_parser_omp_list_var_parens.
13440 (c_parser_omp_threadprivate): Likewise.
13441 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
13442 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
13443 * c-format.c (NO_FMT): Define.
13444 (printf_length_specs): Use NO_FMT.
13445 (asm_fprintf_length_specs): Likewise.
13446 (gcc_diag_length_specs): Likewise.
13447 (scanf_length_specs): Likewise.
13448 (strfmon_length_specs): Likewise.
13449 (gcc_gfc_length_specs): Likewise.
13450 (printf_flag_specs): Change 0 to STD_C89.
13451 (asm_fprintf_flag_specs): Likewise.
13452 (gcc_diag_flag_specs): Likewise.
13453 (gcc_cxxdiag_flag_specs): Likewise.
13454 (scanf_flag_specs): Likewise.
13455 (strftime_flag_specs): Likewise.
13456 (strfmon_flag_specs): Likewise.
13457 (print_char_table): Likewise.
13458 (asm_fprintf_char_table): Likewise.
13459 (gcc_diag_char_table): Likewise.
13460 (gcc_tdiag_char_table): Likewise.
13461 (gcc_cdiag_char_table): Likewise.
13462 (gcc_cxxdiag_char_table): Likewise.
13463 (gcc_gfc_char_table): Likewise.
13464 (scan_char_table): Likewise.
13465 (time_char_table): Likewis.
13466 (monetary_char_table): Likewise.
13467 * c-format.h (BADLEN): Likewise.
13469 2008-06-21 Ian Lance Taylor <iant@google.com>
13471 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
13472 Define END_OF_BASE_TREE_CODES around inclusion.
13473 * tree.c (tree_code_type): New global array.
13474 (tree_code_length, tree_code_name): Likewise.
13475 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
13476 $(lang_tree_files).
13477 (all-tree.def, s-alltree): New targets.
13478 (gencheck.h, s-gencheck): Remove.
13479 (tree.o): Depend upon all-tree.def.
13480 (build/gencheck.o): Remove gencheck.h dependency.
13481 (mostlyclean): Don't remove gencheck.h.
13482 * c-common.h (enum c_tree_code): Remove.
13483 * c-lang.c (tree_code_type): Remove.
13484 (tree_code_length, tree_code_name): Remove.
13485 * gencheck.c (tree_codes): Include all-tree.def, rather than
13486 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
13488 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
13490 * cp/cp-tree.h (enum cplus_tree_code): Remove.
13491 (operator_name_info): Size to MAX_TREE_CODES.
13492 (assignment_operator_name_info): Likewise.
13493 * cp/cp-lang.c (tree_code_type): Remove.
13494 (tree_code_length, tree_code_name): Remove.
13495 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
13496 (assignment_operator_name_info): Likewise.
13497 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
13499 * cp/mangle.c (write_expression): Likewise.
13500 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
13501 * fortran/f95-lang.c (tree_code_type): Remove.
13502 (tree_code_length, tree_code_name): Remove.
13503 * java/java-tree.h (enum java_tree_code): Remove.
13504 * java/lang.c (tree_code_type): Remove.
13505 (tree_code_length, tree_code_name): Remove.
13506 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
13507 * objc/objc-act.h (enum objc_tree_code): Remove.
13508 * objc/objc-lang.c (tree_code_type): Remove.
13509 (tree_code_length, tree_code_name): Remove.
13510 * objcp/objcp-lang.c (tree_code_type): Remove.
13511 (tree_code_length, tree_code_name): Remove.
13512 * ada/ada-tree.h (enum gnat_tree_code): Remove.
13513 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
13514 * ada/misc.c (tree_code_type): Remove.
13515 (tree_code_length, tree_code_name): Remove.
13517 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
13519 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
13520 the grand_bitmap_obstack.
13522 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13524 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
13525 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
13526 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
13527 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
13528 move_stmt_r, new_label_mapper): Likewise.
13529 * tree-complex.c (cvc_lookup): Likewise.
13530 * tree-dfa.c (create_function_ann): Likewise.
13531 * tree-dump.c (dump_register): Likewise.
13532 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
13533 find_phi_replacement_condition): Likewise.
13534 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
13535 tree_function_versioning): Likewise.
13536 * tree-into-ssa.c (cmp_dfsnum): Likewise.
13537 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
13538 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
13539 get_nonlocal_debug_decl, convert_nonlocal_reference,
13540 convert_nonlocal_omp_clauses, get_local_debug_decl,
13541 convert_local_reference, convert_local_omp_clauses,
13542 convert_nl_goto_reference, convert_nl_goto_receiver,
13543 convert_tramp_reference, convert_call_expr): Likewise.
13544 * tree-outof-ssa.c (contains_tree_r): Likewise.
13545 * tree-parloops.c (reduction_phi, initialize_reductions,
13546 eliminate_local_variables_1, add_field_for_reduction,
13547 add_field_for_name, create_phi_for_local_result,
13548 create_call_for_reduction_1, create_loads_for_reductions,
13549 create_stores_for_reduction, create_loads_and_stores_for_name):
13551 * tree-phinodes.c (allocate_phi_node): Likewise.
13552 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
13553 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
13554 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
13555 * tree-ssa-coalesce.c (compare_pairs): Likewise.
13556 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
13557 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
13558 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
13559 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
13560 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
13561 vn_nary_op_insert): Likewise.
13562 * tree-ssa.c (redirect_edge_var_map_add,
13563 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
13564 * tree-vectorizer.c (vectorize_loops): Likewise.
13565 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
13566 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
13567 tree_cons_stat, build1_stat, build_variant_type_copy,
13568 decl_init_priority_lookup, decl_fini_priority_lookup,
13569 decl_priority_info, decl_restrict_base_lookup,
13570 decl_restrict_base_insert, decl_debug_expr_lookup,
13571 decl_debug_expr_insert, decl_value_expr_lookup,
13572 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
13573 type_hash_add, get_file_function_name, tree_check_failed,
13574 tree_not_check_failed, tree_range_check_failed,
13575 omp_clause_range_check_failed, build_omp_clause,
13576 build_vl_exp_stat): Likewise.
13577 * value-prof.c (gimple_histogram_value,
13578 gimple_duplicate_stmt_histograms): Likewise.
13579 * var-tracking.c (attrs_list_insert, attrs_list_copy,
13580 unshare_variable, variable_union_info_cmp_pos, variable_union,
13581 dataflow_set_different_1, dataflow_set_different_2,
13582 vt_find_locations, variable_was_changed, set_variable_part,
13583 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
13584 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
13585 section_entry_hash, object_block_entry_eq,
13586 object_block_entry_hash, create_block_symbol,
13587 initialize_cold_section_name, default_function_rodata_section,
13588 strip_reg_name, set_user_assembler_name, const_desc_eq,
13589 build_constant_desc, output_constant_def, lookup_constant_def,
13590 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
13591 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
13592 default_internal_label): Likewise.
13593 * varray.c (varray_init, varray_grow): Likewise.
13594 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
13596 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
13598 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
13599 operators for "test" insn. Macroize insn using SWI mode macro.
13600 (*jcc_fused_2): Ditto.
13601 (*jcc_fused_3): Macroize insn using SWI mode macro.
13602 (*jcc_fused_4): Ditto.
13604 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
13606 * tree-ssa-pre.c: Fix typo in comment.
13607 (init_antic, fini_antic): Add explicit funtions for
13608 initializing and deinitializing ANTIC and AVAIL sets.
13609 (create_expression_by_pieces): Fix typo in comment.
13610 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
13611 (execute_pre): Eventually dump details about ANTIC_IN.
13613 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13615 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
13616 * gcc.c (translate_options, init_spec, store_arg, read_specs,
13617 add_to_obstack, file_at_path, find_a_file, execute,
13618 add_preprocessor_option, add_assembler_option, add_linker_option,
13619 process_command, insert_wrapper, do_option_spec, do_self_spec,
13620 spec_path, do_spec_1, is_directory, main, used_arg,
13621 getenv_spec_function): Likewise.
13622 * tlink.c (symbol_hash_lookup, file_hash_lookup,
13623 demangled_hash_lookup, symbol_push, file_push, frob_extension):
13626 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
13628 * doc/rtl.texi: Updated subreg section.
13630 2008-06-19 Jakub Jelinek <jakub@redhat.com>
13633 * cgraphunit.c (cgraph_process_new_functions): Don't clear
13634 node->needed and node->reachable.
13635 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
13636 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
13637 (expand_task_call): Don't call expand_task_copyfn.
13638 (expand_task_copyfn): Renamed to...
13639 (finalize_task_copyfn): ... this.
13641 2008-06-19 Jan Hubicka <jh@suse.cz>
13643 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
13644 clobbering framepointer.
13646 2008-06-19 Jan Hubicka <jh@suse.cz>
13648 * tree-optimize.c (execute_early_local_optimizations): Set
13649 cgraph_state only at first invocation.
13651 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13653 * system.h (-Wc++-compat): Activate as a warning, no an error.
13655 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
13657 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
13658 instead of "#" in insn asm template.
13659 (*jcc_fused_2): Ditto.
13661 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
13663 * config/i386/i386.h (ix86_tune_indices)
13664 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
13665 (TARGET_FUSE_CMP_AND_BRANCH): New define.
13666 * config/i386/i386.md (*jcc_fused_1): New insn pattern
13667 (*jcc_fused_2): Ditto.
13668 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
13669 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
13670 (print operand): Handle 'E' and 'e' code.
13672 2008-06-19 Anatoly Sokolov <aesok@post.ru>
13674 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
13675 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
13676 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
13678 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
13680 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
13682 (cgraph_expand_function): Use local copy of decl.
13683 (cgraph_expand_all_functions): Remove redundant initialization of
13685 (cgraph_optimize): Reword internal_error message.
13687 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
13689 * arm-protos.h (arm_return_in_memory): Remove public
13690 arm_return_in_memory() prototype.
13691 * arm.c (arm_return_in_memory): Add static prototype, add target
13692 hook macro, change definition and comments.
13693 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
13695 2008-06-19 Ben Elliston <bje@au.ibm.com>
13697 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
13698 real.c: Remove references to IEEE 754R.
13699 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
13700 * doc/libgcc.texi (Decimal float library routines): Likewise.
13702 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13704 * targhooks.h (struct gcc_target): New member unwind_word_mode.
13705 (default_unwind_word_mode): Add prototype.
13706 * targhooks.c (default_unwind_word_mode): New function.
13707 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
13708 instead of word_mode.
13709 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
13710 (TARGET_INITIALIZER): Use it.
13712 * c-common.c (handle_mode_attribute): Support "unwind_word"
13714 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
13716 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
13717 word_mode to access SjLj_Function_Context member "data".
13718 (sjlj_emit_dispatch_table): Likewise. Also, perform type
13719 conversion from targetm.eh_return_filter_mode () to
13720 targetm.unwind_word_mode () if they differ.
13722 * builtin-types.def (BT_UNWINDWORD): New primitive type.
13723 (BT_FN_UNWINDWORD_PTR): New function type.
13724 (BT_FN_WORD_PTR): Remove.
13725 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
13726 * except.c (expand_builtin_extend_pointer): Convert pointer to
13727 targetm.unwind_word_mode () instead of word_mode.
13729 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
13730 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
13731 (spu_unwind_word_mode): New function.
13732 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
13733 (TARGET_UNWIND_WORD_MODE): Define.
13734 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
13736 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13738 * config/spu/spu.c (reg_align): Remove.
13739 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
13740 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
13741 (spu_split_store): Likewise.
13743 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
13745 * gcc/tree-vn.c: Fix typo in comment.
13747 2008-06-18 Jan Hubicka <jh@suse.cz>
13749 * cgraphunit.c (cgraph_optimize): Output debug info when doing
13750 toplevel reorder too.
13752 2008-06-18 Jan Hubicka <jh@suse.cz>
13754 * c-opts.c (c_common_post_options): PCH is not compatible with
13756 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
13757 -fno-toplevel-reorder by default now.
13759 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13761 PR documentation/30739
13762 * doc/install.texi (Prerequisites): Document dependency on awk.
13764 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
13765 Ian Lance Taylor <iant@google.com>
13767 PR rtl-optimization/35604
13768 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
13769 only want to change jump destinations, not eventual label comparisons.
13771 2008-06-16 Jan Hubicka <jh@suse.cz>
13773 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
13775 (cgraph_analyze_function): Likewise.
13777 2008-06-16 Jan Hubicka <jh@suse.cz>
13779 * cgraph.h (cgraph_mark_if_needed): New function.
13780 * cgraphunit.c (cgraph_mark_if_needed): New function.
13781 * c-decl.c (duplicate_decl): Use it.
13783 2008-06-16 Jan Hubicka <jh@suse.cz>
13785 * cgraph.c (cgraph_add_new_function): When in expansion state, do
13788 2008-06-16 Jan Hubicka <jh@suse.cz>
13790 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
13792 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
13793 Kazu Hirata <kazu@codesourcery.com>
13794 Maxim Kuvyrkov <maxim@codesourcery.com
13796 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
13797 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
13798 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
13799 EXTRA_SPEC_FUNCTIONS.
13800 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
13801 (DRIVER_SELF_SPECS): Adjust.
13802 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
13803 * config/mips/st.h, config/mips/t-st: New.
13804 * config/mips/driver-native.c, config/mips/x-native: New.
13805 * doc/invoke.texi (MIPS): Document 'native' value for -march and
13808 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
13810 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
13812 (ISA_HAS_FP_CONDMOVE): New macro.
13813 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
13814 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
13815 (ISA_HAS_NMADD3_NMSUB3): New macro.
13816 * config/mips/mips.c (mips_rtx_costs): Update.
13817 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
13818 compiling for ST Loongson 2E/2F.
13819 (madd<mode>): Rename to madd4<mode>. Update.
13820 (madd3<mode>): New pattern.
13821 (msub<mode>): Rename to msub4<mode>. Update.
13822 (msub3<mode>): New pattern.
13823 (nmadd<mode>): Rename to nmadd4<mode>. Update.
13824 (nmadd3<mode>): New pattern.
13825 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
13826 (nmadd3<mode>_fastmath): New pattern.
13827 (nmsub<mode>): Rename to nmsub4<mode>. Update.
13828 (nmsub3<mode>): New pattern.
13829 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
13830 (nmsub3<mode>_fastmath): New pattern.
13831 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
13833 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
13835 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
13836 (DF_REF_INSN_INFO): New.
13837 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
13838 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
13839 with a NULL DF_REF_INSN_INFO.
13840 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
13842 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
13843 DF_INSN_INFO_EQ_USES): New.
13844 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
13845 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
13846 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
13847 * df-core.c: Update comment for above changes.
13848 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
13849 DF_INSN_UID_* macros.
13850 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
13851 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
13852 insn rtx. Update all callers.
13853 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
13854 df_ref_create_structure, df_insn_refs_collect): Likewise.
13855 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
13856 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
13857 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
13858 macros to access the insn refs.
13859 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
13860 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
13861 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
13862 for accessing the refs.
13863 (try_fwprop_subst): Likewise.
13864 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
13865 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
13866 for accessing the refs.
13867 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
13868 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
13869 to look at the insn refs.
13870 (record_uses): Likewise.
13871 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
13873 (mark_artificial_uses): Don't mark_insn for artificial refs.
13874 (mark_reg_rependencies): Likewise.
13876 * doc/rtl.texi: Remove documentation of ADDRESSOF.
13878 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13880 * configure: Regenerate.
13882 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
13884 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
13885 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13886 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13888 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
13890 * config/avr/avr.c (avr_mcu_t): Add attiny167.
13891 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13892 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13894 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
13896 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
13897 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13898 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13900 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
13902 * tree-ssa-sccvn.c: Fix format of comments.
13904 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
13906 * cgraph.c: Remove unneeded forward declarations of eq_node()
13909 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
13911 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
13913 (see_update_relevancy): Likewise.
13914 * fwprop.c (try_fwprop_subst): Likewise.
13915 * rtlanal.c (noop_move_p): Likewise.
13916 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
13917 notes to non-existing libcall blocks.
13918 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
13920 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
13921 (dead_libcall_p): Remove.
13922 (delete_trivially_dead_insns): Don't use it.
13923 * web.c (union_defs): Remove comment about keeping nops.
13924 * gcse.c (hash_scan_insn): Don't take libcall pointers.
13925 (compute_hash_table_work): Don't track libcall notes.
13926 (do_local_cprop): Don't take libcall pointers. Don't update
13928 (adjust_libcall_notes): Deleted.
13929 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
13930 ever have existed in the first place).
13931 (replace_store_insn): Don't try to remove libcall notes.
13932 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
13933 (resolve_reg_notes): Don't call them.
13934 (resolve_simple_move): Likewise.
13935 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
13936 Don't remove REG_RETVAL notes.
13937 * emit-rtl.c (try_split): Don't update libcall notes.
13938 (emit_copy_of_insn_after): Dito.
13939 * cselib.c (cselib_current_insn_in_libcall): Remove.
13940 (cselib_process_insn): Don't set/clear it.
13941 (new_elt_loc_list): Don't record it.
13942 (cselib_init): Don't initialize it.
13943 * cselib.c (struct elt_loc_list): Remove in_libcall field.
13944 * loop-invariant.c (find_invariant_insn): Don't look for libcall
13946 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
13947 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
13948 (init_deps): Don't initialize it.
13949 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
13950 * combine.c (delete_noop_moves): Don't update libcall notes.
13951 (can_combine_p): Remove now pointless #if 0 block.
13952 (try_combine): Remove another obsolete #if 0 block.
13953 (distribute_notes): Don't distribute libcall notes.
13954 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
13955 * dce.c (libcall_dead_p): Remove.
13956 (delete_unmarked_insns): Don't handle libcall blocks.
13957 (preserve_libcall_for_dce): Remove.
13958 (prescan_insns_for_dce): Don't special-case libcall block insns.
13959 * reload1 (reload): Don't handle libcall notes.
13960 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
13963 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
13965 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
13966 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13967 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13969 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
13971 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
13972 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13973 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13975 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13977 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
13979 2008-06-16 Ira Rosen <irar@il.ibm.com>
13981 PR tree-optimization/36493
13982 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
13983 the arguments list. Use VECTYPE to create vector pointer.
13984 (vectorizable_store): Fail if accesses through a pointer to vectype
13985 do not alias the original memory reference operands.
13986 Call vect_create_data_ref_ptr without the removed argument.
13987 (vectorizable_load): Likewise.
13988 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
13991 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
13994 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
13995 reg_equiv_constant.
13997 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
13999 * config/mips/loongson2ef.md: New file.
14000 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
14001 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
14002 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
14003 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
14004 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
14006 (loongson2ef.md): New include.
14007 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
14008 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
14009 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
14010 (loongson_gt_<mode>, loongson_extract_halfword)
14011 (loongson_insert_halfword_0, loongson_insert_halfword_2)
14012 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
14013 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
14014 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
14015 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
14016 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
14017 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
14018 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
14019 (vec_interleave_low<mode>): Define type attribute.
14020 * config/mips/mips.c (mips_ls2): New static variable.
14021 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
14022 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
14023 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
14024 Implement target scheduling hooks.
14025 (mips_multipass_dfa_lookahead): Update to handle tuning for
14027 (mips_sched_init): Initialize data for Loongson scheduling.
14028 (mips_ls2_variable_issue): New static function.
14029 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
14031 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
14032 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
14033 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
14034 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
14035 Handle ST Loongson 2E/2F cores.
14036 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
14038 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14040 * omp-low.c (extract_omp_for_data): Fix comment typo.
14043 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14045 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
14046 FIXME note about gcc/config.guess.
14047 * doc/options.texi (Option file format): Remove non-ASCII bytes.
14048 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
14049 * doc/cppopts.texi: Likewise.
14050 * doc/extend.texi: Likewise.
14051 * doc/gcc.texi: Likewise.
14052 * doc/gccint.texi: Likewise.
14053 * doc/gcov.texi: Likewise.
14054 * doc/gty.texi: Likewise.
14055 * doc/hostconfig.texi: Likewise.
14056 * doc/install.texi: Likewise.
14057 * doc/invoke.texi: Likewise.
14058 * doc/loop.texi: Likewise.
14059 * doc/makefile.texi: Likewise.
14060 * doc/md.texi: Likewise.
14061 * doc/passes.texi: Likewise.
14062 * doc/tm.texi: Likewise.
14063 * doc/tree-ssa.texi: Likewise.
14064 * doc/trouble.texi: Likewise.
14066 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
14067 Nathan Sidwell <nathan@codesourcery.com>
14068 Maxim Kuvyrkov <maxim@codesourcery.com>
14069 Richard Sandiford <rdsandiford@googlemail.com>
14071 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
14072 * config/mips/mips-protos.h (mips_expand_vector_init): New.
14073 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
14075 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
14076 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
14077 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
14079 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
14080 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
14081 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
14082 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
14083 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
14084 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
14085 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
14086 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
14087 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
14088 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
14089 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
14090 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
14091 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
14092 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
14093 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
14094 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
14095 (mips_builtins): Add Loongson builtins.
14096 (mips_loongson_2ef_bdesc): New.
14097 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
14098 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
14099 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
14100 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
14102 (mips_expand_vector_init): New.
14103 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
14104 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
14106 * config/mips/mips.md: Add unspec numbers for Loongson
14107 builtins. Include loongson.md.
14108 (MOVE64): Include Loongson vector modes.
14109 (SPLITF): Include Loongson vector modes.
14110 (HALFMODE): Handle Loongson vector modes.
14111 * config/mips/loongson.md: New.
14112 * config/mips/loongson.h: New.
14113 * config.gcc: Add loongson.h header for mips*-*-* targets.
14114 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
14116 2008-06-14 Joseph Myers <joseph@codesourcery.com>
14118 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
14119 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
14120 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
14121 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
14122 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
14123 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
14124 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
14125 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
14126 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
14127 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
14128 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
14129 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
14130 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
14131 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
14132 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
14133 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
14134 Remove use_fixproto=yes.
14135 (ia64*-*-hpux*): Remove comment about using fixproto.
14136 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
14138 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14140 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
14142 * configure: Regenerate.
14144 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
14146 PR middle-end/36520
14147 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
14148 before evaluating it.
14150 2008-06-13 Jakub Jelinek <jakub@redhat.com>
14153 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
14154 nested inline functions.
14155 (start_decl, start_function): Don't invert DECL_EXTERNAL
14156 for nested inline functions.
14158 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
14160 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
14161 splits that must be made for correctness.
14163 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
14165 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
14166 (AVAIL_NON_MIPS16): Likewise.
14167 (mips_builtin_description): Replace target_flags with a predicate.
14168 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
14169 (dspr2_32): New availability predicates.
14170 (MIPS_BUILTIN): New macro.
14171 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
14172 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
14173 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
14174 Replace the TARGET_FLAGS parameters with AVAIL parameters.
14175 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
14176 (mips_dsp_32only_bdesc): Merge into...
14177 (mips_builtins): ...this new array.
14178 (mips_bdesc_map, mips_bdesc_arrays): Delete.
14179 (mips_init_builtins): Update after above changes.
14180 (mips_expand_builtin_1): Merge into...
14181 (mips_expand_builtin): ...here and update after above changes.
14183 2008-06-12 Paul Brook <paul@codesourcery.com>
14185 * longlong.h (__arm__): Define count_leading_zeros.
14186 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
14187 (clzsi2, clzdi2): New functions.
14188 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
14189 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
14190 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
14191 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
14192 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
14193 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
14194 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
14195 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
14196 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
14197 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
14199 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
14201 * config/m68k/m68k.c (m68k_tune_flags): New.
14202 (override_options): Compute m68k_tune_flags.
14203 (MULL_COST, MULW_COST): Update for various variants of CFV2.
14204 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
14206 2008-06-12 Jakub Jelinek <jakub@redhat.com>
14208 PR middle-end/36506
14209 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
14211 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
14213 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
14214 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
14216 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
14218 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
14219 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
14221 2008-06-12 Jakub Jelinek <jakub@redhat.com>
14223 PR middle-end/36506
14224 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
14227 2008-06-12 Richard Guenther <rguenther@suse.de>
14229 PR tree-optimization/36345
14230 * tree-flow.h (struct ptr_info_def): Align escape_mask,
14231 add memory_tag_needed flag.
14232 (may_alias_p): Declare.
14233 * tree-ssa-alias.c (may_alias_p): Export.
14234 (set_initial_properties): Use memory_tag_needed flag.
14235 (update_reference_counts): Likewise.
14236 (reset_alias_info): Reset memory_tag_needed flag.
14237 (create_name_tags): Check memory_tag_needed flag.
14238 (dump_points_to_info_for): Dump it.
14239 * tree-ssa-structalias.c (struct variable_info): Remove
14240 directly_dereferenced flag.
14241 (new_var_info): Do not initialize it.
14242 (process_constraint_1): Do not set it.
14243 (update_alias_info): Set is_dereferenced flag.
14244 (set_uids_in_ptset): Use may_alias_p.
14245 (set_used_smts): Check memory_tag_needed flag.
14246 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
14247 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
14248 memory_tag_needed flag.
14249 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
14250 from broken design.
14252 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
14254 * config/i386/i386.c (ix86_compute_frame_layout): Disable
14255 red zone for w64 abi.
14256 (ix86_expand_prologue): Likewise.
14257 (ix86_force_to_memory): Likewise.
14258 (ix86_free_from_memory): Likewise.
14260 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
14263 * config/rs6000/rs6000.c (rs6000_override_options): Set
14264 rs6000_isel conditionally to the absence of comand line override.
14265 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
14266 Remove duplicate rs6000_isel setting.
14267 * config/rs6000/eabispe.h: Ditto.
14269 2008-06-11 Richard Guenther <rguenther@suse.de>
14271 * alias.c (get_alias_set): Use the element alias-set for arrays.
14272 (record_component_aliases): For arrays and vectors do nothing.
14273 * c-common.c (strict_aliasing_warning): Handle the cases
14274 of alias set zero explicitly.
14275 * Makefile.in (dfp.o-warn): Add -Wno-error.
14277 2008-06-11 Joseph Myers <joseph@codesourcery.com>
14279 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
14281 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
14282 tune_32 tune_64 to supported_defaults. Allow values not
14283 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
14284 x86_64. Do not override cpu_32 or cpu_64 values from target name.
14285 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
14286 with_cpu_64 to generic for 64-bit-supporting configurations, not
14287 with_cpu. Remove FIXMEs.
14288 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
14289 --with-arch-64, --with-tune-32, --with-tune-64): Document.
14290 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
14291 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
14292 arch_32 and arch_64.
14294 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
14295 Olivier Hainque <hainque@adacore.com>
14297 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
14298 Use DECL_SIZE_UNIT to retrieve the size of the field.
14300 2008-06-11 Joseph Myers <joseph@codesourcery.com>
14302 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
14303 with function calls after declarations. Lay out
14304 neon_float_type_node before further use.
14306 2008-06-11 Richard Guenther <rguenther@suse.de>
14308 * tree-flow.h (may_point_to_global_var): Declare.
14309 * tree-ssa-alias.c (may_point_to_global_var): New function.
14310 * tree-ssa-sink.c (is_hidden_global_store): Use it.
14312 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
14314 * configure.ac: Teach that fido supports .debug_line.
14315 * configure: Regenerate.
14317 2008-06-10 Tom Tromey <tromey@redhat.com>
14319 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
14322 2008-06-10 Joseph Myers <joseph@codesourcery.com>
14324 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
14325 (encode_decimal64, decode_decimal64, encode_decimal128,
14326 decode_decimal128): Reverse order of 32-bit parts of value if host
14327 and target endianness differ.
14329 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
14331 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
14332 Avoid division by 0.
14333 (tree_mod_pow2_value_transform): Likewise.
14334 (tree_ic_transform): Likewise.
14335 (tree_stringops_transform): Likewise.
14336 (tree_mod_subtract_transform): Likewise.
14337 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
14338 (copy_edges_for_bb): Likewise.
14339 (initialize_cfun): Likewise.
14341 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
14343 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
14344 nonmemory_operand. Add "N" operand constraint.
14346 (*jcc_btdi_mask_rex64): New instruction and split pattern.
14347 (*jcc_btsi_mask): Ditto.
14348 (*jcc_btsi_mask_1): Ditto.
14350 2008-06-10 Joseph Myers <joseph@codesourcery.com>
14352 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
14353 TYPE_CANONICAL for copied element type.
14355 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
14358 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
14359 Add m_CORE2 and m_GENERIC.
14360 * config/i386/predicates.md (bt_comparison_operator): New predicate.
14361 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
14363 (*jcc_btdi_rex64): New instruction and split pattern.
14364 (*jcc_btsi): Ditto.
14365 (*jcc_btsi_1): Ditto.
14366 (*btsq): Fix Intel asm dialect operand order.
14370 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
14372 PR middle-end/36447
14373 * simplify-rtx.c (simplify_subreg): Add check for shift count
14376 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
14378 * doc/md.texi: Synchronize with later constraints.md change.
14379 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
14380 with a C implementation.
14381 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
14383 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
14384 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
14385 when moving to and from MD_REGNUM.
14386 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
14387 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
14388 Handle byte and halfword moves.
14389 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
14391 * config/mips/constraints.md (h): Turn into NO_REGS.
14392 (l, x): Update documentation.
14393 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
14394 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
14395 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
14396 (HILO): New mode iterator.
14398 (any_div): New code iterator.
14399 (u): Extend code attribute to div and udiv.
14400 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
14401 d_operand in the splitters. Remove redundant CONST_INT checks.
14402 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
14403 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
14404 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
14405 accordingly, using normal moves instead of unspecs to move LO into
14406 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
14407 (<u>mulsidi3): Handle expansion in C code.
14408 (<u>mulsidi3_32bit_internal): Rename to...
14409 (<u>mulsidi3_32bit): ...this.
14410 (<u>mulsidi3_32bit_r4000): Fix insn separator.
14411 (*<u>mulsidi3_64bit): Rename to...
14412 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
14413 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
14414 to set LO and HI to the multiplication result. Use a normal move
14415 for MFLO and an unspec for MFHI.
14416 (*<u>mulsidi3_64bit_parts): Replace with...
14417 (<u>mulsidi3_64bit_hilo): ...this new instruction.
14418 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
14419 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
14420 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
14421 instead of HI. Split the instruction into a separate multiplication
14422 and MFHI if !TARGET_FIX_R4000.
14423 (<su>muldi3_highpart): Likewise.
14424 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
14425 and the "=h" clobber.
14426 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
14427 (<u>mulditi3): New expander.
14428 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
14429 (madsi): Remove "=h" clobber.
14430 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
14431 Force the modulus result to be a GPR and split the instruction into
14432 a division followed by an MFHI after reload.
14433 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
14434 (*lea_high64): Use d_operand in the define_peephole2. Likewise
14435 the MIPS16 HIGH define_split.
14436 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
14437 of acc<->gpr moves to "multi".
14438 (*movdi_64bit): Replace the single "x" alternative with
14439 alternatives for moving into and out of "a".
14440 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
14441 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
14442 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
14443 Use d_operand in the splitters. Remove redundant CONST_INT checks.
14444 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
14445 (movti): New expander.
14446 (*movti, *movti_mips16): New insns.
14447 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
14448 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
14449 (mthi<GPR:mode>_<HILO:mode>): Likewise.
14450 * config/mips/predicates.md (fpr_operand): Delete.
14451 (d_operand): New predicate.
14453 2008-06-09 Michael Meissner <michael.meissner@amd.com>
14455 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
14456 failure on some Bourne shells.
14457 (x86_64-*-*): Ditto.
14459 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
14461 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
14463 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
14465 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
14466 (sparc-sun-solaris2*): Likewise.
14468 2008-06-09 Arnaud Charlet <charlet@adacore.com
14470 * doc/install.texi: Update requirements to build the Ada compiler.
14472 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
14474 * df-scan.c (struct df_scan_problem_data): Remove the
14475 mw_link_pool alloc pool.
14476 (df_scan_free_internal): Don't free it.
14477 (df_scan_alloc): Don't allocate it.
14478 * df.h (struct df_link): Update comment.
14480 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
14482 * except.h: Correct checks for when SJLJ exceptions must be used.
14484 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14486 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
14489 2008-06-08 Joseph Myers <joseph@codesourcery.com>
14491 PR tree-optimization/36218
14492 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
14493 configure for the build system.
14494 (BUILD_LDFLAGS): Define.
14495 * configure: Regenerate.
14496 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
14498 2008-07-08 Anatoly Sokolov <aesok@post.ru>
14501 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
14502 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
14503 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
14505 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
14507 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
14509 2008-06-07 Joseph Myers <joseph@codesourcery.com>
14511 * config.gcc (Obsolete configurations): Remove list of
14513 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
14514 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
14515 targets matched by those patterns.
14516 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
14517 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
14518 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
14519 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
14520 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
14521 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
14522 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
14523 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
14524 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
14525 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
14526 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
14527 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
14528 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
14529 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
14530 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
14531 Make code for Solaris 7 and greater unconditional for Solaris.
14532 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
14533 Remove --with-* handling.
14534 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
14535 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
14536 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
14537 LINK_OS_WINDISS_SPEC): Remove.
14538 * config/rs6000/sysv4.opt (mwindiss): Remove.
14539 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
14540 * configure: Regenerate.
14541 * doc/cpp.texi: Don't mention BeOS.
14542 * doc/extend.texi (interrupt): Don't mention MS1.
14543 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
14544 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
14545 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
14546 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
14547 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
14549 * doc/invoke.texi (MT Options): Remove.
14550 (-mwindiss): Remove.
14551 (CRIS Options): Remove cris-axis-aout references.
14552 (HPPA Options): Don't mention hppa1.1-*-pro.
14553 * doc/md.texi: (MorphoTech family): Remove.
14554 * libgcc2.c: Don't handle UWIN.
14555 * config/alpha/t-unicosmk: Remove.
14556 * config/alpha/unicosmk.h: Remove.
14557 * config/arm/kaos-arm.h: Remove.
14558 * config/arm/kaos-strongarm.h: Remove.
14559 * config/arm/strongarm-coff.h: Remove.
14560 * config/arm/strongarm-elf.h: Remove.
14561 * config/arm/strongarm-pe.h: Remove.
14562 * config/arm/t-strongarm-pe: Remove.
14563 * config/arm/t-xscale-coff: Remove.
14564 * config/arm/t-xscale-elf: Remove.
14565 * config/arm/xscale-coff.h: Remove.
14566 * config/arm/xscale-elf.h: Remove.
14567 * config/chorus.h: Remove.
14568 * config/cris/aout.h: Remove.
14569 * config/cris/aout.opt: Remove.
14570 * config/cris/t-aout: Remove.
14571 * config/i386/beos-elf.h: Remove.
14572 * config/i386/kaos-i386.h: Remove.
14573 * config/i386/ptx4-i.h: Remove.
14574 * config/i386/sco5.h: Remove.
14575 * config/i386/sco5.opt: Remove.
14576 * config/i386/sysv4-cpp.h: Remove.
14577 * config/i386/sysv5.h: Remove.
14578 * config/i386/t-beos: Remove.
14579 * config/i386/t-sco5: Remove.
14580 * config/i386/t-uwin: Remove.
14581 * config/i386/uwin.asm: Remove.
14582 * config/i386/uwin.h: Remove.
14583 * config/kaos.h: Remove.
14584 * config/mips/windiss.h: Remove.
14585 * config/mt: Remove directory.
14586 * config/pa/pa-osf.h: Remove.
14587 * config/pa/pa-pro-end.h: Remove.
14588 * config/pa/t-pro: Remove.
14589 * config/ptx4.h: Remove.
14590 * config/rs6000/beos.h: Remove.
14591 * config/rs6000/kaos-ppc.h: Remove.
14592 * config/rs6000/t-beos: Remove.
14593 * config/rs6000/windiss.h: Remove.
14594 * config/sh/kaos-sh.h: Remove.
14595 * config/sol2-6.h: Remove.
14596 * config/sparc/sol26-sld.h: Remove.
14597 * config/sparc/sysv4-only.h: Remove.
14598 * config/vax/bsd.h: Remove.
14599 * config/vax/t-memfuncs: Remove.
14600 * config/vax/ultrix.h: Remove.
14601 * config/vax/vaxv.h: Remove.
14602 * config/windiss.h: Remove.
14604 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
14606 PR rtl-optimization/36438
14607 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
14608 for vector shifts with constant scalar shift operands.
14610 2008-06-06 Sandip Matte <sandip@rmicorp.com>
14612 * doc/invoke.texi: Document -march=xlr.
14613 * config/mips/xlr.md: New file.
14614 * config/mips/mips.md: Include it.
14616 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
14617 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
14618 (mips_rtx_cost_data): Likewise.
14620 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
14622 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
14623 PRE_INC and PRE_DEC cases.
14625 2008-06-06 Jakub Jelinek <jakub@redhat.com>
14627 PR rtl-optimization/36419
14628 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
14629 the emitting jump insn.
14632 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
14633 is not bool, boolify the whole *expr_p and convert to the desired type.
14635 2008-06-06 Jakub Jelinek <jakub@redhat.com>
14637 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
14638 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
14639 Add omp_private_outer_ref hook, add another argument to
14640 omp_clause_default_ctor hook.
14641 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
14642 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
14643 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
14644 hook_tree_tree_tree_tree_null.
14645 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
14646 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
14647 * hooks.c (hook_tree_tree_tree_tree_null): New function.
14648 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
14649 * tree.def (OMP_TASK): New tree code.
14650 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
14651 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
14652 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
14653 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
14654 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
14655 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
14656 OMP_CLAUSE_COLLAPSE_EXPR): Define.
14657 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
14658 (OMP_DIRECTIVE_P): Add OMP_TASK.
14659 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
14660 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
14661 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
14662 and OMP_CLAUSE_UNTIED entries.
14663 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
14665 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
14666 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
14667 * tree-pretty-print.c (dump_omp_clause): Handle
14668 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
14669 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
14670 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
14671 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
14672 warning about unsigned iterators. Change decl/init/cond/incr
14673 arguments to TREE_VECs, check arguments for all collapsed loops.
14674 (c_finish_omp_taskwait): New function.
14675 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
14677 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
14678 default_function_array_conversion on init. Add par_clauses argument.
14679 If decl is present in parallel's lastprivate clause, change it to
14680 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
14681 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
14682 collapse count in clauses.
14683 (c_parser_omp_for, c_parser_omp_parallel): Adjust
14684 c_parser_omp_for_loop callers.
14685 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
14686 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
14687 (c_parser_omp_clause_name): Handle collapse and untied clauses.
14688 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
14690 (c_parser_omp_clause_schedule): Handle schedule(auto).
14691 Include correct location in the error message.
14692 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
14693 and PRAGMA_OMP_CLAUSE_UNTIED.
14694 (OMP_TASK_CLAUSE_MASK): Define.
14695 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
14696 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
14697 * tree-nested.c (convert_nonlocal_omp_clauses,
14698 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
14699 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
14700 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
14701 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
14703 (conver_nonlocal_reference, convert_local_reference,
14704 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
14705 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
14706 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
14707 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
14708 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
14709 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
14710 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
14711 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
14712 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
14714 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
14715 * c-common.h (c_finish_omp_taskwait): New prototype.
14716 * gimple-low.c (lower_stmt): Handle OMP_TASK.
14717 * tree-parloops.c (create_parallel_loop): Create 1 entry
14718 vectors for OMP_FOR_{INIT,COND,INCR}.
14719 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
14720 (make_edges): Handle OMP_TASK.
14721 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
14722 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
14723 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
14724 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
14725 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
14726 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
14727 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
14728 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
14729 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
14730 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
14731 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
14732 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
14733 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
14734 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
14735 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
14736 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
14737 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
14738 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
14739 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
14740 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
14741 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
14742 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
14743 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
14744 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
14745 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
14746 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
14747 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
14748 original iterator is present in lastprivate clause or if
14749 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
14750 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
14751 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
14752 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
14753 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
14754 if it is set, lookup var in outer contexts too. Handle
14755 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
14756 to be implicitly determined firstprivate for task regions.
14757 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
14758 if it is set, lookup var in outer contexts too. Set
14759 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
14760 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
14761 OMP_CLAUSE_UNTIED. Take region_type as last argument
14762 instead of in_parallel and in_combined_parallel.
14763 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
14765 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
14766 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
14767 (new_omp_context): Set default_kind to
14768 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
14769 (omp_region_type): New enum.
14770 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
14771 fields, add region_type.
14772 (new_omp_context): Take region_type as argument instead of is_parallel
14773 and is_combined_parallel.
14774 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
14775 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
14776 ctx->is_combined_parallel checks.
14777 (gimplify_omp_task): New function.
14778 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
14780 * omp-low.c (extract_omp_for_data): Use schedule(static)
14781 for schedule(auto). Handle pointer and unsigned iterators.
14782 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
14783 Add loops argument. Extract data for collapsed OMP_FOR loops.
14784 (expand_parallel_call): Assert sched_kind isn't auto,
14785 map runtime schedule to index 3.
14786 (struct omp_for_data_loop): New type.
14787 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
14788 Add loop, loops, collapse and iter_type fields.
14789 (workshare_safe_to_combine_p): Disallow combined for if
14790 iter_type is unsigned long long. Don't combine collapse > 1 loops
14791 unless all bounds and steps are constant. Adjust extract_omp_for_data
14793 (expand_omp_for_generic): Handle pointer, unsigned and long long
14794 iterators. Handle collapsed OMP_FOR loops. Adjust
14795 for struct omp_for_data changes. If libgomp function doesn't return
14796 boolean_type_node, add comparison of the return value with 0.
14797 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
14798 pointer, unsigned and long long iterators. Adjust for struct
14799 omp_for_data changes.
14800 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
14801 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
14802 unsigned long long. Allocate loops array, pass it to
14803 extract_omp_for_data. For collapse > 1 loops use always
14804 expand_omp_for_generic.
14805 (omp_context): Add sfield_map and srecord_type fields.
14806 (is_task_ctx, lookup_sfield): New functions.
14807 (use_pointer_for_field): Use is_task_ctx helper. Change first
14808 argument's type from const_tree to tree. Clarify comment.
14809 In OMP_TASK disallow copy-in/out sharing.
14810 (build_sender_ref): Call lookup_sfield instead of lookup_field.
14811 (install_var_field): Add mask argument. Populate both record_type
14812 and srecord_type if needed.
14813 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
14815 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
14816 and DECL_FIELD_OFFSET.
14817 (scan_sharing_clauses): Adjust install_var_field callers. For
14818 firstprivate clauses on explicit tasks allocate the var by value in
14819 record_type unconditionally, rather than by reference.
14820 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
14821 Use is_taskreg_ctx instead of is_parallel_ctx.
14822 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
14823 (create_omp_child_function_name): Add task_copy argument, use
14824 *_omp_cpyfn* names if it is true.
14825 (create_omp_child_function): Add task_copy argument, if true create
14826 *_omp_cpyfn* helper function.
14827 (scan_omp_parallel): Adjust create_omp_child_function callers.
14828 Rename parallel_nesting_level to taskreg_nesting_level.
14829 (scan_omp_task): New function.
14830 (lower_rec_input_clauses): Don't run constructors for firstprivate
14831 explicit task vars which are initialized by *_omp_cpyfn*.
14832 Pass outer var ref to omp_clause_default_ctor hook if
14833 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
14834 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
14835 OMP_CLAUSE_REDUCTION_INIT.
14836 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
14837 avoid duplicate setting of fields. Handle
14838 OMP_CLAUSE_PRIVATE_OUTER_REF.
14839 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
14840 copy-out if TREE_READONLY, only copy-in.
14841 (expand_task_copyfn): New function.
14842 (expand_task_call): New function.
14843 (struct omp_taskcopy_context): New type.
14844 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
14846 (lower_omp_parallel): Rename to...
14847 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
14848 Call create_task_copyfn if srecord_type is needed. Adjust
14850 (task_shared_vars): New variable.
14851 (check_omp_nesting_restrictions): Warn if work-sharing,
14852 barrier, master or ordered region is closely nested inside OMP_TASK.
14853 Add warnings for barrier if closely nested inside of work-sharing,
14854 ordered, or master region.
14855 (scan_omp_1): Call check_omp_nesting_restrictions even for
14856 GOMP_barrier calls. Rename parallel_nesting_level to
14857 taskreg_nesting_level. Handle OMP_TASK.
14858 (lower_lastprivate_clauses): Even if some lastprivate is found on a
14859 work-sharing construct, continue looking for them on parent parallel
14861 (lower_omp_for_lastprivate): Add lastprivate clauses
14862 to the beginning of dlist rather than end. Adjust for struct
14863 omp_for_data changes.
14864 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
14865 not after it. Handle collapsed OMP_FOR loops, adjust for
14866 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
14867 (get_ws_args_for): Adjust extract_omp_for_data caller.
14868 (scan_omp_for): Handle collapsed OMP_FOR
14869 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
14870 (lower_omp_single_simple): If libgomp function doesn't return
14871 boolean_type_node, add comparison of the return value with 0.
14872 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
14873 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
14874 (parallel_nesting_level): Rename to...
14875 (taskreg_nesting_level): ... this.
14876 (is_taskreg_ctx): New function.
14877 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
14878 of is_parallel_ctx.
14879 (execute_lower_omp): Rename parallel_nesting_level to
14880 taskreg_nesting_level.
14881 (expand_omp_parallel): Rename to...
14882 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
14883 Call omp_task_call for OMP_TASK regions.
14884 (expand_omp): Adjust caller, handle OMP_TASK.
14885 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
14887 * bitmap.c (bitmap_default_obstack_depth): New variable.
14888 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
14889 if argument is NULL and bitmap_default_obstack is already initialized.
14890 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
14892 * matrix-reorg.c (matrix_reorg): Likewise.
14894 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
14896 * config/i386/i386.md (*indirect_jump): Macroize using P
14897 mode iterator. Remove !TARGET_64BIT from insn constraints.
14898 (*tablejump_1): Ditto.
14899 (*indirect_jump_rex64): Remove insn pattern.
14900 (*tablejump_1_rex64): Ditto.
14901 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
14902 and eh_return_si insn patterns.
14904 2008-06-06 Richard Guenther <rguenther@suse.de>
14906 * tree-ssa-structalias.c (merge_smts_into): Remove.
14907 (find_what_p_points_to): Do not bother to compute the
14908 points-to set for pt_anything pointers.
14909 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
14910 for pt_anything pointers is ok.
14912 2008-06-06 Jan Hubicka <jh@suse.cz>
14914 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
14916 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14918 * cgraph.c: Fix typos in comments.
14919 (cgraph_availability_names): Fix string typo.
14920 * fold-const.c: Fix typos in comments.
14921 (fold_binary): Fix typo in warning.
14922 * genautomata.c: Fix typos in comments.
14923 (check_presence_pattern_sets): Fix typo in local variable.
14924 (output_description): Fix typo in output.
14925 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
14926 * hwint.h: Likewise.
14927 * matrix-reorg.c (check_allocation_function): Likewise.
14928 * omega.c (smooth_weird_equations): Likewise.
14929 * auto-inc-dec.c: Fix typos in comments.
14930 * bb-reorder.c: Likewise.
14931 * builtins.c: Likewise.
14932 * c-common.c: Likewise.
14933 * c-cppbuiltin.c: Likewise.
14934 * c-parser.c: Likewise.
14935 * c-pretty-print.c: Likewise.
14936 * cfgcleanup.c: Likewise.
14937 * cfgexpand.c: Likewise.
14938 * cfghooks.c: Likewise.
14939 * cfglayout.c: Likewise.
14940 * cfgloopmanip.c: Likewise.
14941 * cgraphunit.c: Likewise.
14942 * coverage.c: Likewise.
14943 * dbxout.c: Likewise.
14944 * df-byte-scan.c: Likewise.
14945 * df-core.c: Likewise.
14946 * df-problems.c: Likewise.
14947 * df-scan.c: Likewise.
14949 * dominance.c: Likewise.
14950 * domwalk.c: Likewise.
14952 * dwarf2out.c: Likewise.
14953 * emit-rtl.c: Likewise.
14954 * et-forest.c: Likewise.
14955 * function.c: Likewise.
14956 * function.h: Likewise.
14958 * gcov-io.c: Likewise.
14959 * gcov.c: Likewise.
14960 * gcse.c: Likewise.
14961 * genattrtab.c: Likewise.
14962 * ggc-page.c: Likewise.
14963 * gimplify.c: Likewise.
14964 * gthr-lynx.h: Likewise.
14965 * haifa-sched.c: Likewise.
14966 * ipa-cp.c: Likewise.
14967 * ipa-inline.c: Likewise.
14968 * ipa-prop.h: Likewise.
14969 * ipa-pure-const.c: Likewise.
14970 * ipa-struct-reorg.c: Likewise.
14971 * ipa-struct-reorg.h: Likewise.
14972 * ipa-type-escape.c: Likewise.
14974 * loop-doloop.c: Likewise.
14975 * mips-tfile.c: Likewise.
14976 * mkmap-flat.awk: Likewise.
14977 * mkmap-symver.awk: Likewise.
14978 * modulo-sched.c: Likewise.
14979 * omp-low.c: Likewise.
14980 * optabs.c: Likewise.
14981 * optabs.h: Likewise.
14982 * opts.c: Likewise.
14983 * passes.c: Likewise.
14984 * postreload-gcse.c: Likewise.
14985 * postreload.c: Likewise.
14986 * predict.c: Likewise.
14987 * pretty-print.h: Likewise.
14988 * profile.c: Likewise.
14989 * protoize.c: Likewise.
14990 * ra-conflict.c: Likewise.
14991 * real.c: Likewise.
14992 * recog.c: Likewise.
14993 * regclass.c: Likewise.
14994 * regs.h: Likewise.
14995 * reload.c: Likewise.
14996 * rtl-error.c: Likewise.
14997 * rtlanal.c: Likewise.
14998 * scan.h: Likewise.
14999 * sched-rgn.c: Likewise.
15001 * stmt.c: Likewise.
15002 * target.h: Likewise.
15003 * tree-dfa.c: Likewise.
15004 * tree-eh.c: Likewise.
15005 * tree-flow-inline.h: Likewise.
15006 * tree-inline.c: Likewise.
15007 * tree-into-ssa.c: Likewise.
15008 * tree-loop-distribution.c: Likewise.
15009 * tree-nested.c: Likewise.
15010 * tree-parloops.c: Likewise.
15011 * tree-pass.h: Likewise.
15012 * tree-pretty-print.c: Likewise.
15013 * tree-profile.c: Likewise.
15014 * tree-scalar-evolution.c: Likewise.
15015 * tree-sra.c: Likewise.
15016 * tree-ssa-alias-warnings.c: Likewise.
15017 * tree-ssa-ccp.c: Likewise.
15018 * tree-ssa-coalesce.c: Likewise.
15019 * tree-ssa-dom.c: Likewise.
15020 * tree-ssa-dse.c: Likewise.
15021 * tree-ssa-forwprop.c: Likewise.
15022 * tree-ssa-live.c: Likewise.
15023 * tree-ssa-live.h: Likewise.
15024 * tree-ssa-loop-im.c: Likewise.
15025 * tree-ssa-loop-ivopts.c: Likewise.
15026 * tree-ssa-loop-niter.c: Likewise.
15027 * tree-ssa-loop-prefetch.c: Likewise.
15028 * tree-ssa-phiopt.c: Likewise.
15029 * tree-ssa-phiprop.c: Likewise.
15030 * tree-ssa-sccvn.c: Likewise.
15031 * tree-ssa-ter.c: Likewise.
15032 * tree-ssa-threadupdate.c: Likewise.
15033 * tree-ssa.c: Likewise.
15034 * tree-vect-analyze.c: Likewise.
15035 * tree-vect-transform.c: Likewise.
15036 * tree-vectorizer.c: Likewise.
15037 * tree-vn.c: Likewise.
15038 * tree-vrp.c: Likewise.
15039 * tree.c: Likewise.
15040 * tree.def: Likewise.
15041 * tree.h: Likewise.
15042 * unwind-dw2-fde.c: Likewise.
15043 * unwind.inc: Likewise.
15044 * value-prof.c: Likewise.
15045 * vmsdbgout.c: Likewise.
15047 2008-06-05 David Edelsohn <edelsohn@gnu.org>
15049 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
15050 always place FP constants in the TOC for TARGET_POWERPC64.
15051 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
15053 2008-06-05 Joseph Myers <joseph@codesourcery.com>
15055 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
15056 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
15057 enable for TARGET_E500_DOUBLE.
15058 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
15059 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
15060 floating-point modes like integer modes for E500 double.
15061 (rs6000_legitimate_offset_address_p): Likewise.
15062 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
15063 addressing for DDmode for E500 double.
15064 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
15065 modes as using 64-bits of registers for E500 double.
15066 (spe_build_register_parallel): Do not handle DDmode or TDmode.
15067 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
15068 specially for E500 double.
15069 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
15070 TDmode for E500 double.
15071 (rs6000_gimplify_va_arg): Only handle SDmode in registers
15072 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
15073 (rs6000_split_multireg_move): Do not handle TDmode specially for
15075 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
15076 using 64-bit registers for E500 double.
15077 (emit_frame_save): Do not handle DDmode specially for E500 double.
15078 (gen_frame_mem_offset): Likewise.
15079 (rs6000_function_value): Do not call spe_build_register_parallel
15080 for DDmode or TDmode.
15081 (rs6000_libcall_value): Likewise.
15082 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
15083 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
15086 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
15088 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
15091 2008-06-04 Junjie Gu <jgu@tensilica.com>
15093 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
15094 comparison for frame pointers.
15096 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
15099 * config/avr/avr.h (PUSH_ROUNDING): Remove.
15101 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
15104 * builtins.c (expand_builtin_signbit): Don't take lowpart when
15105 register is already smaller or equal to required mode.
15107 2008-06-04 Xinliang David Li <davidxl@google.com>
15109 * tree-call-cdce.c: New file.
15110 (cond_dead_built_in_calls): New static variable.
15111 (input_domain): New struct.
15112 (check_pow): New function.
15113 (check_builtin_call): Ditto.
15114 (check_target_format): Ditto.
15115 (is_call_dce_candidate): Ditto.
15116 (gen_one_condition): Ditto.
15117 (gen_conditions_for_domain): Ditto.
15118 (get_domain): Ditto.
15119 (gen_conditions_for_pow_cst_base): Ditto.
15120 (gen_conditions_for_pow_int_base): Ditto.
15121 (gen_conditions_for_pow): Ditto.
15122 (get_no_error_domain): Ditto.
15123 (gen_shrink_wrap_conditions): Ditto.
15124 (shrink_wrap_one_built_in_call): Ditto.
15125 (shink_wrap_conditional_dead_built_in_calls): Ditto.
15126 (tree_call_cdce): Ditto.
15127 (gate_call_cdce): Ditto.
15128 (pass_call_cdce): New gimple pass.
15129 * passes.c: (init_optimization_passes): New pass.
15130 * tree-pass.h: New pass declaration.
15131 * opts.c (decode_options): New flag setting.
15132 * common.opt: Add -ftree-builtin-call-dce flag.
15133 * Makefile.in: Add new source file.
15134 * tempvar.def: New tv_id.
15135 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
15137 2008-06-04 Richard Guenther <rguenther@suse.de>
15139 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
15140 (is_call_clobbered): Always check var_ann->call_clobbered.
15141 (mark_call_clobbered): Always set var_ann->call_clobbered.
15142 (clear_call_clobbered): Always clear var_ann->call_clobbered.
15143 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
15144 (reset_alias_info): Clear call clobbering info on MTAGs and
15146 (set_pt_anything): Set pt_global_mem.
15147 (create_tag_raw): Adjust comment.
15148 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
15150 2008-06-04 Joseph Myers <joseph@codesourcery.com>
15151 Maxim Kuvyrkov <maxim@codesourcery.com>
15153 * config/m68k/m68k.opt (mxgot): New option.
15154 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
15155 (m68k_output_addr_const_extra): New.
15156 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
15157 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
15158 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
15159 * doc/invoke.texi (M680x0 Options): Document -mxgot.
15161 2008-06-04 Richard Guenther <rguenther@suse.de>
15163 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
15164 negative or non-representable offsets.
15166 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
15168 * config/i386/i386.c (ix86_gen_leave): New.
15169 (ix86_gen_pop1): Likewise.
15170 (ix86_gen_add3): Likewise.
15171 (ix86_gen_sub3): Likewise.
15172 (ix86_gen_sub3_carry): Likewise.
15173 (ix86_gen_one_cmpl2): Likewise.
15174 (ix86_gen_monitor): Likewise.
15175 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
15176 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
15177 ix86_gen_one_cmpl2 and ix86_gen_monitor.
15178 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
15179 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
15180 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
15181 (ix86_expand_epilogue): Updated.
15182 (print_operand): Handle integer register operand for 'z'.
15183 (ix86_expand_strlensi_unroll_1): Likewise.
15184 (ix86_expand_strlen): Likewise.
15185 (ix86_expand_builtin): Likewise.
15186 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
15187 mov{q}/mov{l} and add{q}/add{l}.
15189 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
15191 * config/i386/i386.md (P): New mode iterator.
15192 (SFmode push_operand splitter): Macroize DImode and SImode pushes
15193 using P mode iterator.
15194 (DFmode push_operand splitter): Ditto.
15195 (XFmode push_operand splitter): Ditto.
15196 (DFmode float_extend SFmode push_operand splitter): Ditto.
15197 (XFmode float_extend SFmode push_operand splitter): Do not generate
15198 SImode pushes for 64bit target. Macroize Dimode and SImode
15199 pushes using P mode iterator.
15200 (XFmode float_extend DFmode push_operand splitter): Ditto.
15202 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
15204 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
15205 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
15206 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
15207 return type to int.
15208 (ix86_call_abi_override): Remove check for call_used_regs.
15210 2008-06-03 Richard Guenther <rguenther@suse.de>
15212 * tree-ssa-structalias.c (find_func_aliases): Add constraints
15213 for the lhs of calls if the return type contains pointers.
15215 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
15217 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
15218 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
15219 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
15220 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
15221 of cfun and DEFAULT_ABI to deceide abi mode.
15222 (DEFAULT_ABI): New.
15223 (REG_PARM_STACK_SPACE): Removed.
15224 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
15225 (STACK_BOUNDARY): Use default target to deceide stack boundary.
15226 * config/i386/i386-protos.h (ix86_cfun_abi): New.
15227 (ix86_function_abi): Likewise.
15228 (ix86_function_type_abi): Likewise.
15229 (ix86_call_abi_override): Likewise.
15230 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
15231 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
15232 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
15233 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
15235 (X86_64_REGPARM_MAX): New.
15236 (X86_64_SSE_REGPARM_MAX): New.
15237 (X64_REGPARM_MAX): New.
15238 (X64_SSE_REGPARM_MAX): New.
15239 (X86_32_REGPARM_MAX): New.
15240 (X86_32_SSE_REGPARM_MAX): New.
15241 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
15242 (ix86_function_regparm): Handle user calling abi.
15243 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
15244 by DEFAULT_ABI versus SYSV_ABI check.
15245 (ix86_reg_parm_stack_space): New.
15246 (ix86_function_type_abi): New.
15247 (ix86_call_abi_override): New.
15248 (ix86_function_abi): New.
15249 (ix86_cfun_abi): New.
15250 (init_cumulative_args): Call abi specific initialization.
15251 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
15252 (function_arg_64): Extend SSE_REGPARM_MAX check.
15253 (function_arg (): Remove TARGET_64BIT_MS_ABI.
15254 (ix86_pass_by_reference): Likewise.
15255 (ix86_function_value_regno_p): Likewise.
15256 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
15257 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
15258 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
15259 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
15260 (setup_incoming_varargs_64): Adjust regparm for call abi.
15261 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
15262 (ix86_va_start): Likewise.
15263 (ix86_gimplify_va_arg): Likewise.
15264 (ix86_expand_prologue): Likewise.
15265 (output_pic_addr_const): Likewise.
15266 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
15267 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
15268 (x86_output_mi_thunk): Likewise.
15269 (x86_function_profiler): Likewise.
15270 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
15271 (SYSV_ABI, MS_ABI): New constants.
15272 (DEFAULT_ABI): New.
15273 (init_regs): Add prototype of function in regclass.c file.
15274 (OVERRIDE_ABI_FORMAT): New.
15275 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
15276 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
15277 (OUTGOING_REG_PARM_STACK_SPACE): New.
15278 (ix86_reg_parm_stack_space): New prototype.
15279 (CUMULATIVE_ARGS): Add call_abi member.
15280 (machine_function): Add call_abi member.
15281 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
15282 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
15284 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
15287 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
15288 (avr_builtin_setjmp_frame_value): New function.
15289 * config/avr/avr.md (nonlocal_goto_receiver): Define.
15290 (nonlocal_goto): Define.
15292 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
15294 * config/mips/mips.c (mips_emit_loadgp): Return early if
15295 there is nothing do to, otherwise emit a blockage if
15296 !TARGET_EXPLICIT_RELOCS || crtl->profile.
15297 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
15299 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15301 * configure.ac: Drop unneeded backslash ending up in config.in.
15302 * acinclude.m4: Likewise.
15303 * config.in: Regenerate.
15305 2008-05-26 Jan Hubicka <jh@suse.cz>
15307 * predict.c (maybe_hot_frequency_p): Break out of...
15308 (maybe_hot_bb_p): ... here.
15309 (maybe_hot_edge_p): New.
15310 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
15311 * basic-block.h (maybe_hot_edge_p): Declare.
15313 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
15315 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
15316 (*cmpfp_<mode>_cc): Ditto.
15317 (*fp_jcc_8<mode>_387): Ditto.
15318 (*fop_<MODEF:mode>_2_i387): Ditto.
15319 (*fop_<MODEF:mode>_3_i387): Ditto.
15320 (*fop_xf_2_i387): Ditto.
15321 (*fop_xf_3_i387): Ditto.
15323 2008-06-02 Tomas Bily <tbily@suse.cz>
15325 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
15327 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
15329 * config/mips/mips.c (mips_valid_offset_p): New function.
15330 (mips_valid_lo_sum_p): Likewise.
15331 (mips_classify_address): Use them.
15332 (mips_force_address): New function.
15333 (mips_legitimize_address): Use it.
15334 * config/mips/mips.md (MOVE128): New mode iterator.
15335 (movtf): Require TARGET_64BIT. Remove empty strings.
15336 (*movtf_internal): Rename to...
15337 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
15338 of "R" and use {,fp}{load,store} attributes instead of "multi".
15339 Use a separate define_split.
15340 (*movtf_mips16): New pattern.
15342 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
15344 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
15345 * config/mips/mips.c (mips_expand_before_return): New function.
15346 (mips_expand_epilogue): Call it.
15347 * config/mips/mips.md (return): Turn into a define_expand.
15348 (*return): New insn.
15350 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
15352 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
15353 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
15354 functions. Do not emit uses and clobbers of CONCATs; individually
15355 use and clobber their operands.
15356 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
15357 gen_clobber, emit_use and gen_use.
15358 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
15359 (expand_builtin_return): Likewise.
15360 * cfgbuild.c (count_basic_blocks): Likewise.
15361 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
15362 * explow.c (emit_stack_restore): Likewise.
15363 * expmed.c (extract_bit_field_1): Likewise.
15364 * expr.c (convert_move, emit_move_complex_parts): Likewise.
15365 (emit_move_multi_word, store_constructor): Likewise.
15366 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
15367 (thread_prologue_and_epilogue_insns): Likewise.
15368 * lower-subreg.c (resolve_simple_move): Likewise.
15369 * optabs.c (widen_operand, expand_binop): Likewise.
15370 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
15371 * reload.c (find_reloads): Likewise.
15372 * reload1.c (eliminate_regs_in_insn): Likewise.
15373 * stmt.c (expand_nl_goto_receiver): Likewise.
15374 * config/alpha/alpha.md (builtin_longjmp): Likewise.
15375 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
15376 * config/arm/arm.c (arm_load_pic_register): Likewise.
15377 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
15378 * config/arm/arm.md (untyped_return): Likewise.
15379 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
15380 * config/avr/avr.c (expand_prologue): Likewise.
15381 * config/bfin/bfin.c (do_unlink): Likewise.
15382 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
15383 * config/cris/cris.c (cris_expand_prologue): Likewise.
15384 * config/darwin.c (machopic_indirect_data_reference): Likewise.
15385 (machopic_legitimize_pic_address): Likewise.
15386 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
15387 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
15388 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
15389 (ix86_expand_convert_uns_didf_sse): Likewise.
15390 (ix86_expand_vector_init_general): Likewise.
15391 * config/ia64/ia64.md (eh_epilogue): Likewise.
15392 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
15393 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
15394 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
15395 (config/iq2000/iq2000.c): Likewise.
15396 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
15397 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
15398 (builtin_longjmp): Likewise.
15399 * config/mn10300/mn10300.md (call, call_value): Likewise.
15400 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
15401 * config/pdp11/pdp11.md (abshi2): Likewise.
15402 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
15403 * config/s390/s390.c (s390_emit_prologue): Likewise.
15404 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
15405 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
15406 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
15407 * config/sh/sh.c (prepare_move_operands): Likewise.
15408 (output_stack_adjust, sh_expand_epilogue): Likewise.
15409 (sh_set_return_address, sh_expand_t_scc): Likewise.
15410 * config/sparc/sparc.c (load_pic_register): Likewise.
15411 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
15412 * config/spu/spu.c (spu_expand_epilogue): Likewise.
15413 * config/v850/v850.c (expand_epilogue): Likewise.
15415 2008-05-31 Anatoly Sokolov <aesok@post.ru>
15417 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
15418 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
15419 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
15420 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
15421 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
15422 stack pointer register.
15423 (output_movhi): Remove code for interrupt specific writing to the
15424 stack pointer register.
15426 2008-05-31 Richard Guenther <rguenther@suse.de>
15428 PR tree-optimization/34244
15429 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
15430 (tree_expr_nonzero_warnv_p): Likewise.
15431 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
15432 ssa_name_nonnegative_p.
15433 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
15434 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
15435 not tree_expr_nonzero_warnv_p.
15437 PR tree-optimization/36262
15439 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
15441 PR tree-optimization/34244
15442 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
15443 (record_numbers_of_iterations): New function.
15444 (execute_vrp): Cache the numbers of iterations of loops.
15445 * tree-scalar-evolution.c (scev_reset_except_niters):
15447 (scev_reset): Use scev_reset_except_niters.
15448 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
15450 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
15452 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
15453 __WORKAROUND_RETS when appropriate.
15455 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
15457 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
15458 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
15460 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
15461 *fop_df_comm_sse insn patterns using MODEF mode iterator.
15462 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
15463 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
15464 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
15465 *fop_df_1_mixed insn patterns using MODEF mode iterator.
15466 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
15467 *fop_df_1_sse insn patterns using MODEF mode iterator.
15468 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
15469 *fop_df_1_i387 insn patterns using MODEF mode iterator.
15470 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
15471 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
15472 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
15473 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
15474 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
15475 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
15476 (*fop_xf_4_i387): Use <MODE> for mode attribute.
15477 (*fop_xf_5_i387): Ditto.
15478 (*fop_xf_6_i387): Ditto.
15480 2008-05-30 Richard Guenther <rguenther@suse.de>
15482 * builtins.c (build_string_literal): Avoid generating
15483 a non-gimple_val result.
15485 2008-05-30 DJ Delorie <dj@redhat.com>
15487 * exec-tool.in: Use an environment variable (private) instead of a
15488 file (shared) as a semaphore, so as to not break parallel builds.
15490 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
15492 * optabs.c (maybe_encapsulate_block): Remove.
15493 (emit_libcall_block): Adjust accordingly.
15494 * optabs.h (maybe_encapsulate_block): Remove prototype.
15496 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
15497 Don't use maybe_encapsulate_block.
15499 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
15501 * config/rs6000/rs6000.c (rs6000_legitimize_address,
15502 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
15503 rtx is a SYMBOL_REF before calling get_pool_constant.
15505 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
15507 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
15509 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
15511 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
15512 rather than OS names to choose INO_T_EQ definition.
15513 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
15514 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
15516 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
15519 * config/darwin-f.c: New.
15520 * config/t-darwin: Added rule to build darwin-f.o.
15521 * config.gcc: Defined new variable, fortran_target_objs.
15522 (*-*-darwin*): Set fortran_target_objs.
15523 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
15524 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
15525 * configure: Regenerated.
15527 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
15530 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
15531 canonical type if needed.
15533 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
15535 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
15537 2008-05-29 Richard Guenther <rguenther@suse.de>
15539 PR tree-optimization/36343
15540 PR tree-optimization/36346
15541 PR tree-optimization/36347
15542 * tree-flow.h (clobber_what_p_points_to): Declare.
15543 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
15544 pointed-to variable is dereferenced is irrelevant to whether
15545 the pointer can access the pointed-to variable.
15546 (clobber_what_p_points_to): New function.
15547 * tree-ssa-alias.c (set_initial_properties): Use it.
15548 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
15549 call clobber check for NMTs.
15551 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
15553 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
15554 for printing gcov_type.
15556 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
15558 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
15559 and the eh region information.
15560 * value-prof.c (gimple_move_stmt_histograms): New function.
15561 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
15563 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
15565 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
15567 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
15569 * value-prof.c (tree_ic_transform): Print counts.
15570 * tree-profile.c (tree_gen_ic_func_profiler):
15571 Clear __gcov_indreict_call_callee variable to avoid misattribution
15574 2008-05-28 Rafael Espíndola <espindola@google.com>
15576 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
15579 2008-05-28 Richard Guenther <rguenther@suse.de>
15581 PR tree-optimization/36339
15582 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
15583 and clobbering code out of the loop.
15585 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
15587 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
15590 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
15591 s390_contiguous_bitmask_p, s390_symref_operand_p,
15592 s390_check_symref_alignment, s390_reload_larl_operand,
15593 s390_reload_symref_address): New functions.
15594 (s390_branch_condition_mnemonic): Support compare and branch
15596 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
15597 and 'W' constraints.
15598 (s390_secondary_reload): Add secondary reloads for unaligned
15599 symbol refs or symbol refs to floating point or QI/TI mode
15601 (legitimate_address_p): Accept symbol references as addresses.
15602 (s390_expand_insv): Use rotate and insert selected bits
15603 instruction for insv when building for z10.
15604 (print_operand_address): Handle symbol ref addresses.
15605 (print_operand): Output modifier 'c' added for signed byte values.
15606 (s390_encode_section_info): Mark symbol refs with
15607 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
15609 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
15610 (length attribute): RRF, RRR have 4 byte length.
15611 (FPALL, INTALL): New mode iterators added.
15612 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
15613 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
15614 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
15615 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
15616 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
15617 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
15618 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
15619 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
15621 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
15622 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
15623 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
15624 reload<INTALL:mode><P:mode>_toreg_z10,
15625 reload<FPALL:mode><P:mode>_tomem_z10,
15626 reload<FPALL:mode><P:mode>_toreg_z10,
15627 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
15628 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
15629 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
15630 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
15632 (movmem, clrmem, cmpmem): New splitters added.
15634 * config/s390/predicates.md (larl_operand): Use
15635 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
15636 SYMBOL_REF_ALIGN1_P.
15637 (s390_signed_integer_comparison,
15638 s390_unsigned_integer_comparison): New predicates.
15640 * config/s390/s390-protos.h (s390_check_symref_alignment,
15641 s390_contiguous_bitmask_p, s390_reload_larl_operand,
15642 s390_reload_symref_address,
15643 s390_compare_and_branch_condition_mask): Prototypes added.
15645 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
15646 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
15647 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
15649 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
15651 * config/s390/s390.c (z10_cost): New cost function for z10.
15652 (s390_handle_arch_option, override_options): Support -march=z10 switch.
15653 (s390_issue_rate): Adjust issue rate for z10.
15654 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
15655 (processor_flags): Add PF_Z10.
15656 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
15657 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
15658 * gcc/config.gcc: Add z10.
15660 2008-05-28 Richard Guenther <rguenther@suse.de>
15662 PR tree-optimization/36291
15663 * tree-flow. h (struct gimple_df): Remove var_anns member.
15664 * tree-flow-inline.h (gimple_var_anns): Remove.
15665 (var_ann): Simplify.
15666 * tree-dfa.c (create_var_ann): Simplify.
15667 (remove_referenced_var): Clear alias info from var_anns of globals.
15668 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
15669 (delete_tree_ssa): Clear alias info from var_anns of globals.
15670 Do not free var_anns.
15671 (var_ann_eq): Remove.
15672 (var_ann_hash): Likewise.
15674 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
15676 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
15677 and loongson2f entries.
15678 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
15679 * config/mips/mips.h (processor_type): Add Loongson-2E
15680 and Loongson-2F entries.
15681 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
15682 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
15683 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
15684 * doc/invoke.texi (MIPS Options): Document loongson2e
15685 and loongson2f processor names.
15687 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
15691 * config/i386/i386.c (ix86_function_arg_boundary): Use
15692 alignment of canonical type.
15693 (ix86_expand_vector_move): Check unaligned memory access for
15696 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
15698 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
15699 Moved to the front of file.
15701 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
15702 H.J. Lu <hongjiu.lu@intel.com>
15704 * dwarf2out.c (current_fde): New.
15706 (lookup_cfa:): Likewise.
15707 (dwarf2out_end_epilogue): Likewise.
15708 (dwarf2out_note_section_used): Likewise.
15710 2008-05-27 Michael Matz <matz@suse.de>
15713 * c.opt (Wenum-compare): New warning option.
15714 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
15716 2008-05-27 Michael Matz <matz@suse.de>
15718 PR middle-end/36326
15719 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
15721 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
15722 into memory as tail calls.
15724 2008-05-27 Richard Guenther <rguenther@suse.de>
15726 PR tree-optimization/36339
15727 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
15728 pointers cause all addressable variables to be call clobbered.
15730 2008-05-27 Richard Guenther <rguenther@suse.de>
15732 PR tree-optimization/36245
15733 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
15735 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15737 * config/s390/s390.md: Replace all occurences of the 'm'
15738 constraint with 'RT'.
15740 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15742 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
15744 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
15746 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
15747 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
15748 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
15750 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15752 * reload.c: (find_reloads): Skip alternatives according to the
15753 "enabled" attribute. Constify the constraint variable.
15754 * recog.c (get_attr_enabled): Add default implementation.
15755 (extract_insn): Set the alternative_enabled_p array
15756 in the recog_data struct.
15757 (preprocess_constraints, constrain_operands): Skip
15758 alternatives according to the "enabled" attribute
15759 * recog.h (struct recog_data): New field alternative_enabled_p.
15760 (skip_alternative): New inline function.
15761 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
15762 (record_reg_classes): Skip alternative according to the
15763 "enabled" attribute.
15765 * doc/md.texi: Add documention for the "enabled" attribute.
15767 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15769 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
15770 * postreload.c (reload_cse_simplify_operands): Replace 'm'
15771 constraint with TARGET_MEM_CONSTRAINT.
15772 * recog.c (asm_operand_ok, preprocess_constraints,
15773 constrain_operands): Likewise.
15774 * regclass.c (record_reg_classes): Likewise.
15775 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
15776 * reload1.c (maybe_fix_stack_asms): Likewise.
15777 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
15778 * recog.h: Adjust comment.
15779 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
15780 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
15781 * doc/md.texi: Add a note to description of 'm' constraint.
15782 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
15784 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
15786 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
15787 that the bitfield is of integral type before testing its precision.
15789 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
15790 Sa Liu <saliu@de.ibm.com>
15792 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
15793 __modti3, __udivti3, __umodti3 and __udivmodti4.
15794 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
15795 that implement TImode mul and div functions.
15796 * config/spu/multi3.c: New. Implement __multi3.
15797 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
15798 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
15801 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
15803 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
15804 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
15805 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
15806 tls_sysv_suffix): New mode and mode attribute iterators.
15807 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
15808 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
15809 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
15810 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
15811 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
15814 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
15816 PR tree-optimization/36329
15817 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
15818 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
15819 * cgraphbuild.c (initialize_inline_failed): Use the latter
15820 macro in lieu of the former.
15821 * ipa-inline.c (cgraph_mark_inline): Likewise.
15822 (cgraph_decide_inlining_of_small_function): Likewise.
15823 (cgraph_decide_inlining): Likewise.
15824 (cgraph_decide_inlining_incrementally): Likewise.
15826 2008-05-26 Tristan Gingold <gingold@adacore.com>
15827 Anatoly Sokolov <aesok@post.ru>
15829 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
15830 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
15831 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
15832 optimization for 'avr6' architecture.
15834 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
15837 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
15839 2008-05-26 Richard Guenther <rguenther@suse.de>
15841 * tree-ssa-sccvn.c (expr_has_constants): Declare.
15842 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
15844 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
15846 PR middle-end/36253
15847 * caller-save.c (insert_restore): Verify alignment of spill space.
15848 (insert_save): Likewise.
15849 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
15850 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
15851 (STACK_SLOT_ALIGNMENT): Likewise.
15852 * function.c (LOCAL_ALIGNMENT): Removed.
15853 (get_stack_local_alignment): New.
15854 (assign_stack_local): Use it. Set alignment on stack slot.
15855 (assign_stack_temp_for_type): Use get_stack_local_alignment.
15856 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
15857 (STACK_SLOT_ALIGNMENT): New.
15858 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
15859 stack slot in XFmode.
15861 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
15863 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
15866 * config/i386/i386.md (allocate_stack_worker_64): Make sure
15867 argument operand in rax isn't removed.
15869 2008-05-26 Richard Guenther <rguenther@suse.de>
15871 PR middle-end/36300
15872 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
15873 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
15875 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
15878 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
15880 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
15882 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
15883 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
15885 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
15887 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
15888 build a trampoline if we don't want one.
15889 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
15890 return zero for nested functions if we don't want a trampoline.
15892 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
15894 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
15896 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
15899 * c.opt: Removed undocumented option '-lang-fortran'.
15900 * c-common.h: Removed global variable 'lang_fortran'.
15901 * c-opts.c (c_common_handle_option): Removed code to handle
15902 option '-lang-fortran'. Updated includes.
15903 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
15904 definition of '__GFORTRAN__'.
15905 (define__GNUC__): Reimplemented to use BASEVER and
15906 cpp_define_formatted.
15907 (builtin_define_with_value_n): Removed.
15908 * c-incpath.h: Renamed to ...
15909 * incpath.h: ... this.
15910 * c-incpath.c: Renamed to ...
15911 * incpath.c: ... this. Updated includes.
15912 * fix-header.c: Updated includes.
15913 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
15914 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
15915 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
15917 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
15919 * tree.h: Update the table of flags used on tree nodes.
15920 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
15921 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
15922 (FORCED_LABEL): Add access check.
15923 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
15924 (ASM_INPUT_P): Likewise.
15925 (ASM_VOLATILE_P): Likewise.
15926 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
15927 (OMP_SECTION_LAST): Access private_flag directly.
15928 (OMP_RETURN_NOWAIT): Likewise.
15929 (OMP_PARALLEL_COMBINED): Likewise.
15930 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
15931 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
15932 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
15933 deprecated_flag directly.
15935 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
15937 * final.c (frame_pointer_needed): Removed.
15938 * flags.h (frame_pointer_needed): Likewise.
15940 * function.h (rtl_data): Add frame_pointer_needed.
15941 (frame_pointer_needed): New.
15943 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
15945 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
15947 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
15949 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
15952 2008-05-25 Alan Modra <amodra@bigpond.net.au>
15954 * c-common.c (strip_array_types): Move function to..
15956 (get_inner_array_type): Delete.
15957 * c-common.h (strip_array_types): Move declaration to..
15959 (get_inner_array_type): Delete.
15960 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
15961 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
15962 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
15963 * config/pa/pa.c (emit_move_sequence): Likewise.
15965 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
15967 * config/i386/i386.md (*sse_prologue_save_insn): Set length
15970 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
15972 * function.c: Include target hook for nonlocal_goto frame value.
15974 2008-05-24 Richard Guenther <rguenther@suse.de>
15976 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
15977 variable can be only accessed through a pointer or a union.
15979 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15981 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
15982 * doc/extend.texi: Likewise.
15984 2008-05-23 DJ Delorie <dj@redhat.com>
15986 * config/m32c/jump.md (untyped_call): Add.
15988 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
15989 for A24 to PSImode.
15990 (m32c_address_cost): Detail costs for indirect offsets.
15992 2008-05-23 Rafael Espíndola <espindola@google.com>
15994 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
15995 if a node is a SUBREG.
15996 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
15999 2008-05-23 Paul Brook <paul@codesourcery.com>
16000 Carlos O'Donell <carlos@codesourcery.com>
16002 * doc/extend.texi: Clarify use of __attribute__((naked)).
16003 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
16004 * target.h (gcc_target): Add allocate_stack_slots_for_args.
16005 * function.c (use_register_for_decl): Use
16006 targetm.calls.allocate_stack_slots_for_args.
16007 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
16008 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
16009 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
16011 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
16013 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
16015 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
16017 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
16018 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
16019 is only rounded once.
16021 2008-05-23 Richard Guenther <rguenther@suse.de>
16023 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
16025 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
16026 Jakub Jelinek <jakub@redhat.com>
16029 * configure.ac: Handle --enable-cld.
16030 * configure: Regenerated.
16031 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
16032 * config/i386/i386.h (struct machine_function): Add needs_cld field.
16033 (ix86_current_function_needs_cld): New define.
16034 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
16035 (cld): New isns pattern.
16036 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
16037 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
16038 * config/i386/i386.opt (mcld): New option.
16039 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
16040 TARGET_CLD and ix86_current_function_needs_cld.
16041 (override_options): Use -mcld by default for 32-bit code if
16044 * doc/install.texi (Options specification): Document --enable-cld.
16045 * doc/invoke.texi (Machine Dependent Options)
16046 [i386 and x86-64 Options]: Add -mcld option.
16047 (Intel 386 and AMD x86-64 Options): Document -mcld option.
16049 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
16050 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
16051 (return_in_memory_64): Likewise.
16052 (return_in_memory_ms_64): Likewise.
16054 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16056 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
16057 * builtins.c (fold_builtin_fpclassify): New.
16058 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
16059 * builtins.def (BUILT_IN_FPCLASSIFY): New.
16060 * c-common.c (handle_type_generic_attribute): Adjust to accept
16061 fixed arguments before an elipsis.
16062 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
16063 * doc/extend.texi: Document __builtin_fpclassify.
16065 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
16067 * omp-low.c (gate_expand_omp_ssa): Remove.
16068 (pass_expand_omp_ssa): Remove.
16069 (gate_expand_omp): Do not check for flag_openmp_ssa.
16070 * common.opt (-fopenmp-ssa): Remove.
16071 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
16073 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
16075 * config/sh/sh.opt (mfixed-range): New option.
16076 * config/sh/sh-protos.h (sh_fix_range): Declare.
16077 * config/sh/sh.c (sh_fix_range): New function.
16078 * config/sh/sh.h (sh_fixed_range_str): Declare.
16079 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
16081 * doc/invoke.texi (SH Options): Document -mfixed-range.
16083 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
16085 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
16086 it before the redeclaration.
16088 2008-05-22 Anatoly Sokolov <aesok@post.ru>
16090 * config/avr/avr.c (get_sequence_length): Add new function.
16091 (expand_prologue, expand_epilogue): Remove duplicate code.
16093 2008-05-22 Rafael Espíndola <espindola@google.com>
16095 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
16098 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
16100 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
16101 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
16103 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
16104 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
16105 (vect_update_misalignment_for_peel): Likewise.
16106 (vector_alignment_reachable_p): Likewise.
16107 * tree-vect-transform.c (vectorizable_load): Likewise.
16108 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
16109 (get_vectype_for_scalar_type): Pass mode of scalar_type
16110 to UNITS_PER_SIMD_WORD.
16112 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
16113 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
16114 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
16115 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
16116 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
16118 2008-05-22 Ira Rosen <irar@il.ibm.com>
16120 PR tree-optimization/36293
16121 * tree-vect-transform.c (vect_transform_strided_load): Don't check
16122 if the first load must be skipped because of a gap.
16124 2008-05-22 Richard Guenther <rguenther@suse.de>
16126 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
16127 more cases of offset disambiguation that is possible if
16128 strict-aliasing rules apply.
16129 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
16130 for basic offset and type-based disambiguation.
16132 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
16134 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
16135 ix86_expand_vector_set on V16QImode for SSE4.1.
16137 2008-05-21 Tom Tromey <tromey@redhat.com>
16139 * c.opt (Wimport): Mark as undocumented.
16140 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
16142 (Warning Options): Likewise.
16143 * doc/cppopts.texi: Don't mention -Wimport.
16145 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
16147 PR tree-optimization/36287
16148 PR tree-optimization/36286
16149 * lambda-code.c (build_access_matrix): Do not use the loop->num
16150 for computing the number of induction variables: use the loop depth
16153 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
16156 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
16157 option -f(no-)leading-underscore.
16159 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
16161 * config/i386/i386.c (ix86_expand_vector_init_general): Use
16162 GET_MODE_NUNITS (mode).
16164 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
16166 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
16167 (-mmulhw): Add 464 to description.
16168 (-mdlmzb): Likewise.
16169 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
16170 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
16172 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
16173 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
16174 * config/rs6000/rs6000.md: Update comments for 464.
16176 2008-05-21 Janis Johnson <janis187@us.ibm.com>
16178 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
16180 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
16182 * config/i386/sse.md (vec_extractv4sf): Removed.
16183 (vec_extractv2df): Likewise.
16184 (vec_extractv2di): Likewise.
16185 (vec_extractv4si): Likewise.
16186 (vec_extractv8hi): Likewise.
16187 (vec_extractv16qi): Likewise.
16188 (vec_extract<mode>): New.
16190 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
16192 * config/i386/sse.md (vec_setv4sf): Removed.
16193 (vec_setv2df): Likewise.
16194 (vec_setv2di): Likewise.
16195 (vec_setv4si): Likewise.
16196 (vec_setv8hi): Likewise.
16197 (vec_setv16qi): Likewise.
16198 (vec_set<mode>): New.
16200 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
16202 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
16203 goto for vec_concat and vec_interleave.
16205 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
16207 * config/i386/sse.md (vec_initv4sf): Removed.
16208 (vec_initv2df): Likewise.
16209 (vec_initv2di): Likewise.
16210 (vec_initv4si): Likewise.
16211 (vec_initv8hi): Likewise.
16212 (vec_initv16qi): Likewise.
16213 (vec_init<mode>): New.
16215 2008-05-21 Joseph Myers <joseph@codesourcery.com>
16217 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
16219 2008-05-21 Tom Tromey <tromey@redhat.com>
16221 * ggc-zone.c (lookup_page_table_if_allocated): New function.
16222 (zone_find_object_offset): Likewise.
16223 (gt_ggc_m_S): Likewise.
16224 (highest_bit): Likewise.
16225 * ggc-page.c (gt_ggc_m_S): New function.
16226 * stringpool.c (string_stack): Remove.
16227 (init_stringpool): Update.
16228 (ggc_alloc_string): Use ggc_alloc.
16229 (maybe_delete_ident): New function.
16230 (ggc_purge_stringpool): Likewise.
16231 (gt_ggc_m_S): Remove.
16232 * ggc-common.c (ggc_protect_identifiers): New global.
16233 (ggc_mark_roots): Call ggc_purge_stringpool. Use
16234 ggc_protect_identifiers.
16235 * ggc.h (ggc_protect_identifiers): Declare.
16236 (gt_ggc_m_S): Update.
16237 (ggc_purge_stringpool): Declare.
16238 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
16239 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
16241 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
16243 2008-05-21 David S. Miller <davem@davemloft.net>
16245 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
16248 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
16250 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
16253 2008-05-20 David Daney <ddaney@avtrex.com>
16255 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
16256 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
16257 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
16258 UNSPEC_UPDATE_GOT_VERSION): Renumber.
16259 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
16260 (atomic_hiqi_op): New define_code_iterator.
16261 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
16262 mips_expand_compare_and_swap_12.
16263 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
16264 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
16265 (sync_<optab><mode>, sync_old_<optab><mode>,
16266 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
16267 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
16268 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
16269 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
16270 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
16271 (test_and_set_12): New insn.
16272 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
16273 sync_new_<optab><mode>, sync_old_nand<mode>,
16274 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
16275 clobber to operand 0 for SI and DI mode insns.
16276 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
16277 mips_gen_fn_4): New typedefs.
16278 (mips_gen_fn_ptrs): Define new union type.
16279 (mips_expand_compare_and_swap_12): Remove declaration.
16280 (mips_expand_atomic_qihi): Declare function.
16281 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
16282 (mips_expand_atomic_qihi): ... this. Use new generator function
16284 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
16285 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
16286 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
16287 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
16288 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
16289 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
16290 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
16291 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
16292 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
16293 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
16296 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
16298 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
16301 2008-05-20 Anatoly Sokolov <aesok@post.ru>
16303 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
16304 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
16305 (avr_attribute_table): Add 'OS_main' function attribute.
16306 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
16307 functions with 'OS_main' attribute.
16309 2008-05-20 Richard Guenther <rguenther@suse.de>
16311 PR tree-optimization/35204
16312 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
16313 helper, split out from ...
16314 (DFS): ... here. Make the DFS walk non-recursive.
16316 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
16317 Jan Sjodin <jan.sjodin@amd.com>
16319 PR tree-optimization/36181
16320 * tree-parloops.c (loop_has_vector_phi_nodes): New.
16321 (parallelize_loops): Don't parallelize when the loop has vector
16324 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
16325 Sebastian Pop <sebastian.pop@amd.com>
16327 * tree-loop-linear.c (gather_interchange_stats): Look in the access
16328 matrix, and never look at the tree representation of the memory
16330 (linear_transform_loops): Computes parameters and access matrices.
16331 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
16333 (access_matrix_get_index_for_parameter): New.
16334 * tree-data-ref.h (struct access_matrix): New.
16335 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
16336 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
16337 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
16338 am_vector_index_for_loop): New.
16339 (struct data_reference): Add field access_matrix.
16340 (DR_ACCESS_MATRIX): New.
16341 (compute_data_dependences_for_loop): Update declaration.
16342 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
16343 * lambda.h (lambda_vector_vec_p): Declared.
16344 * lambda-code.c: Depend on pointer-set.h.
16345 (lambda_collect_parameters_from_af, lambda_collect_parameters,
16346 av_for_af_base, av_for_af, build_access_matrix,
16347 lambda_compute_access_matrices): New.
16348 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
16350 2008-05-20 Joseph Myers <joseph@codesourcery.com>
16352 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
16353 $SOURCEDIR/include.
16355 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
16356 Sebastian Pop <sebastian.pop@amd.com>
16358 PR tree-optimization/36206
16359 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
16361 (instantiate_scev_1): Rename flags to fold_conversions.
16362 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
16363 outeside instantiation_loop.
16364 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
16365 (evolution_function_is_affine_or_constant_p): Removed.
16366 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
16368 (analyze_siv_subscript): Pass in the loop nest number.
16369 Call evolution_function_is_affine_in_loop instead of
16370 evolution_function_is_affine_p.
16371 (analyze_overlapping_iterations): Pass in the loop nest number.
16373 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
16374 Sebastian Pop <sebastian.pop@amd.com>
16376 PR tree-optimization/36206
16377 * tree-chrec.h (chrec_fold_op): New.
16378 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
16381 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
16383 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
16385 (remove_duplicates): Do not set inode on non-inode systems.
16388 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
16390 * config.gcc (tm_file): Update comments about relative pathnames.
16392 2008-05-20 Richard Guenther <rguenther@suse.de>
16394 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
16395 * tree-ssa-sccvn.c (process_scc): Likewise.
16396 * tree-ssa-sink.c (execute_sink_code): Likewise.
16397 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
16398 * tree-vrp.c (process_assert_insertions): Likewise.
16399 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
16400 (perform_tree_ssa_dce): Likewise.
16401 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
16402 (dump_dominator_optimization_stats): Likewise.
16403 * tree-vectorizer.c (vectorize_loops): Likewise.
16405 2008-05-20 Richard Guenther <rguenther@suse.de>
16407 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
16409 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
16411 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
16412 (ix86_i386elf_return_in_memory): Likewise.
16413 (ix86_i386interix_return_in_memory): Likewise.
16414 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
16415 (SUBTARGET_RETURN_IN_MEMORY): New.
16416 * config/i386/i386elf.h: Likewise.
16417 * config/i386/ptx4-i.h: Likewise.
16418 * config/i386/sol2-10.h: Likewise.
16419 * config/i386/sysv4.h: Likewise.
16420 * config/i386/vx-common.h: Likewise.
16421 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
16422 * config/i386/i386.c (ix86_return_in_memory): Made static and
16423 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
16424 (ix86_i386elf_return_in_memory): Removed.
16425 (ix86_i386interix_return_in_memory): Removed.
16426 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
16427 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
16429 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
16431 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
16433 2008-05-19 Xinliang David Li <davidxl@google.com>
16435 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
16437 * common.opt: Ditto.
16438 * doc/invoke.texi: Ditto.
16440 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
16442 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
16443 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
16445 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
16447 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
16448 sizes of operand array from 8/4 to 4/2.
16449 (ix86_expand_vector_init_general): Change size of operand array
16450 from 32 to 16. Remove op0, op1 and half_mode.
16452 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
16454 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
16455 (ix86_expand_vector_init_interleave): Likewise.
16456 (ix86_expand_vector_init_general): Use them. Assert
16457 word_mode == SImode when n_words == 4.
16459 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
16461 * config/i386/i386.c (ix86_secondary_reload): New static function.
16462 (TARGET_SECONDARY_RELOAD): New define.
16463 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
16464 * config/i386/i386.md (reload_outqi): Remove.
16466 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16468 PR middle-end/35509
16469 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
16470 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
16471 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
16472 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
16473 (fold_builtin_1): Likewise.
16474 * builtins.def (BUILT_IN_ISINF_SIGN): New.
16475 c-common.c (check_builtin_function_arguments): Handle
16476 BUILT_IN_ISINF_SIGN.
16477 * doc/extend.texi: Document __builtin_isinf_sign.
16478 * fold-const.c (operand_equal_p): Handle COND_EXPR.
16480 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
16482 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
16483 EH cleanup at the end of the pass, search for those that have been
16484 turned into forwarder blocks and do the cleanup on their successor.
16486 2008-05-18 Richard Guenther <rguenther@suse.de>
16488 * tree-cfg.c (verify_gimple_expr): Allow conversions from
16489 pointers to sizetype and vice versa.
16491 2008-05-18 Xinliang David Li <davidxl@google.com>
16493 * gcc/tree-ssa-dce.c: Coding style fix.
16494 (check_pow): Documentation comment.
16495 (check_log): Documenation comment. Coding style fix.
16496 (is_unnecessary_except_errno_call): Ditto.
16497 (gen_conditions_for_pow): Ditto.
16498 (gen_conditions_for_log): Ditto.
16499 (gen_shrink_wrap_conditions): Ditto.
16500 (shrink_wrap_one_built_in_calls): Ditto.
16501 * gcc/doc/invoke.texi: Better documentation string.
16502 * ChangeLog: Fix wrong change log entries from
16503 May 17 checkin on function call DCE.
16505 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
16507 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
16509 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
16511 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
16512 * df-problems.c (simulation routines): Fixed block comment to
16513 properly say how to add forwards scanning functions.
16515 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
16517 * tree-inline.c (setup_one_parameter): Remove dead code.
16519 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
16521 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
16522 a BIT_AND_EXPR only for an INTEGER_TYPE.
16524 2008-05-17 Xinliang David Li <davidxl@google.com>
16526 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
16527 (check_pow, check_log, is_unnecessary_except_errno_call): New
16528 functions to check for eliminating math functions that are pure
16529 except for setting errno.
16530 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
16531 general condition expressions for shrink-wrapping pow/log calls.
16532 (gen_shrink_wrap_conditions): Ditto.
16533 (shrink_wrap_one_built_in_call): Ditto.
16534 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
16535 (mark_operand_necessary): If debugging, output if OP is necessary.
16536 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
16538 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
16540 * gcc/common.opt: New user flag -ftree-builtin-dce.
16541 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
16543 2008-05-16 David S. Miller <davem@davemloft.net>
16545 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
16546 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
16548 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
16551 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
16553 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16555 * ifcvt.c (dead_or_predicable): Rename
16556 df_simulate_one_insn_backwards to df_simulate_one_insn.
16557 * recog.c (peephole2_optimize): Ditto.
16558 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
16560 * df.h: Rename df_simulate_one_insn_backwards to
16561 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
16562 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
16563 scanning of defs and uses.
16564 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
16565 (df_simulate_one_insn_forwards): Removed.
16567 2008-05-16 Doug Kwan <dougkwan@google.com>
16569 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
16571 (real_from_string): Handle NaNs and Inf as approriate.
16573 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
16575 * doc/gty.texi (Source Files Containing Type Information): Note
16576 that headers should appear first in the gtfiles list.
16578 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16580 * tree.def (COND_EXEC): Properly documented this code.
16582 2008-05-16 Diego Novillo <dnovillo@google.com>
16584 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
16585 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
16588 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16590 * tree-ssa-dse (max_stmt_uid): Removed.
16591 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
16592 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
16593 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
16594 * function.h (cfun.last_stmt_uid): New field.
16595 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
16596 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
16598 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
16599 (create_stmt_ann): Initialize the ann->uid field.
16600 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
16602 * tree-flow.h (renumber_gimple_stmt_uids): New function.
16604 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
16606 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
16607 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
16608 (init_empty_tree_cfg): Call it.
16610 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16612 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
16615 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16617 * doc/invoke.text (-fdump-tree-*-verbose): New option.
16618 * tree-dump.c (dump_options): New verbose option.
16619 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
16621 * tree-pass.h (TDF_VERBOSE): New dump flag.
16622 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
16623 (tree-flow.h): Added include.
16624 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
16626 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
16628 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
16630 From Jie Zhang <jie.zhang@analog.com>
16631 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
16632 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
16633 mcpu=bf561-none and mcpu=bf561-0.2.
16634 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
16635 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
16636 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
16637 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
16638 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
16639 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
16640 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
16642 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
16643 (cputype_selected): Remove.
16644 (bfin_handle_option): Don't use cputype_selected.
16645 (override_options): When no mcpu option, enable all workarounds.
16646 Don't use bfin_workarounds.
16647 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
16649 (DEFAULT_CPU_TYPE): Don't define.
16651 2008-05-16 Richard Guenther <rguenther@suse.de>
16653 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
16654 on deletion of the last stmt.
16656 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
16658 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
16659 V8HImode for SSE2 and V16QImode for SSE4.1.
16661 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
16663 * cgraph.h (compute_inline_parameters): Made public.
16664 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
16665 variable_generate_summary, function_write_summary,
16666 variable_write_summary, variable_read_summary. Added generate_summary,
16667 write_summary, read_summary.
16668 * cgraphunit.c (cgraph_process_new_functions): Changed call from
16669 pass_ipa_inline.function_generate_summary, to
16670 compute_inline_parameters.
16671 * ipa-inline.c (compute_inline_parameters): Made public and added
16673 (compute_inline_parameters_for_current): New function.
16674 (pass_inline_param): Now calls compute_inline_parameters_for_current.
16675 (inline_generate_summary): Removed parameter and made to loop over
16677 (pass_ipa_inline): Updated for new IPA_PASS structure.
16678 * passes.c (execute_ipa_summary_passes): Now is called once per
16679 pass rather than once per node*pass.
16681 2008-05-15 Anatoly Sokolov <aesok@post.ru>
16683 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
16684 avr_have_mul_p, avr_asm_only_p): Remove variables.
16685 (avr_override_options): Remove initialization of removed variables.
16686 (avr_file_start): Convert removed variables to fields of
16687 'struct base_arch_s *avr_current_arch'.
16688 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
16689 (AVR_HAVE_MUL): (Ditto.).
16690 (AVR_HAVE_MOVW): (Ditto.).
16691 (AVR_HAVE_LPMX): (Ditto.).
16692 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
16693 avr_asm_only_p): Remove declaration.
16695 2008-05-15 Diego Novillo <dnovillo@google.com>
16697 * config/arm/arm.c (arm_return_in_memory): Fix return type.
16698 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
16700 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
16702 PR middle-end/36194
16703 * combine.c (check_conversion): Rename back to check_promoted_subreg.
16704 Don't call record_truncated_value from here.
16705 (record_truncated_value): Turn it into a for_each_rtx callback.
16706 (record_truncated_values): New function.
16707 (combine_instructions): Call note_uses with record_truncated_values.
16708 Change name of check_conversion to check_promoted_subreg.
16710 2008-05-15 Janis Johnson <janis187@us.ibm.com>
16712 * doc/sourcebuild.texi: Document support for torture tests.
16714 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
16716 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
16717 to alternative 4 of operand 2.
16719 2008-05-15 Richard Guenther <rguenther@suse.de>
16721 * tree-pass.h (current_pass): Declare.
16722 (get_pass_for_id): Likewise.
16723 * passes.c (passes_by_id, passes_by_id_size): New globals.
16724 (set_pass_for_id): New function.
16725 (get_pass_for_id): Likewise.
16726 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
16727 (execute_function_todo): Flush per function statistics.
16728 * toplev.c (compile_file): Init statistics.
16729 (general_init): Do early statistics initialization.
16730 (finalize): Finish statistics.
16731 * statistics.h (statistics_early_init): Declare.
16732 (statistics_init): Likewise.
16733 (statistics_fini): Likewise.
16734 (statistics_fini_pass): Likewise.
16735 (statistics_counter_event): Likewise.
16736 (statistics_histogram_event): Likewise.
16737 * statistics.c: New file.
16738 * Makefile.in (OBJS-common): Add statistics.o.
16739 (statistics.o): Add dependencies.
16740 * doc/invoke.texi (-fdump-statistics): Document.
16742 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
16743 (insert): Likewise.
16744 (execute_pre): Use statistics_counter_event.
16745 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
16746 (substitute_and_fold): Increment it. Use statistics_counter_event.
16748 2008-05-15 Diego Novillo <dnovillo@google.com>
16750 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
16752 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
16753 * tree-ssa-alias.c (new_type_alias): Remove references to
16754 sub-variables from comment.
16755 * tree-ssa-operands.c (swap_tree_operands): Likewise.
16757 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
16759 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
16760 attribute to 1 only for insertps alternative.
16762 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
16764 * config/bfin/bfin.md (loadbytes): New pattern.
16765 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
16766 (bfin_init_builtins): Initialize it.
16767 (bdesc_1arg): Add it.
16769 2008-05-15 Sa Liu <saliu@de.ibm.com>
16771 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
16772 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
16773 * testsuite/lib/target-supports.exp: Add
16774 check_effective_target_fortran_integer_16.
16776 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
16778 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
16779 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
16780 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
16781 (TARGET_RETURN_IN_MEMORY): Define.
16783 2008-05-15 Richard Guenther <rguenther@suse.de>
16785 PR middle-end/36244
16786 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
16787 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
16788 represent unmodifiable vars.
16790 2008-05-15 Richard Guenther <rguenther@suse.de>
16792 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
16793 INDIRECT_REF and TARGET_MEM_REF.
16794 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
16797 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
16798 H.J. Lu <hongjiu.lu@intel.com>
16800 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
16801 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
16802 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
16803 insn alternatives. Add missing alternatives.
16804 (*vec_concatv2di_rex64_sse4_1): Likewise.
16805 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
16806 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
16807 Require TARGET_SSE.
16809 2008-05-15 Richard Guenther <rguenther@suse.de>
16811 PR tree-optimization/36009
16812 PR tree-optimization/36204
16813 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
16814 (determine_invariantness_stmt): Record the loop a store is
16815 always executed in.
16816 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
16819 2008-05-15 Richard Guenther <rguenther@suse.de>
16821 PR tree-optimization/34330
16822 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
16823 through the pointer will alias the SMT.
16825 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
16827 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
16829 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
16831 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
16833 2008-05-14 Michael Meissner <michael.meissner@amd.com>
16834 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16836 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
16837 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
16838 (vashl_optab): New optab for vector/vector shifts.
16839 (vashr_optab): Ditto.
16840 (vlshr_optab): Ditto.
16841 (vrotl_optab): Ditto.
16842 (vrotr_optab): Ditto.
16843 (optab_subtype): New enum for optab_for_tree_code call.
16844 (optab_for_tree_code): Add enum optab_subtype argument.
16846 * optabs.c (optab_for_tree_code): Take an additional argument to
16847 distinguish between a vector shift by a scalar and vector shift by
16848 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
16849 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
16850 vector shift by a vector.
16851 (expand_widen_pattern_expr): Pass additional argument to
16852 optab_for_tree_code.
16854 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
16855 vrotl_optab, vrotr_optab.
16857 * expr.c (expand_expr_real_1): Update calls to
16858 optab_for_tree_code to distinguish between vector shifted by a
16859 scalar and vector shifted by a vector.
16860 * tree-vectorizer.c (supportable_widening_operation): Ditto.
16861 (supportable_narrowing_operation): Ditto.
16862 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
16863 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
16864 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
16865 (vect_create_epilog_for_reduction): Ditto.
16866 (vectorizable_reduction): Ditto.
16867 (vectorizable_operation): Ditto.
16868 (vect_strided_store_supported): Ditto.
16869 (vect_strided_load_supported): Ditto.
16870 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
16871 * expmed.c (expand_shift): Ditto.
16873 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
16875 (ashr@var{m}3): Ditto.
16876 (vashl@var{m}3): Document new vector/vector shift standard name.
16877 (vashr@var{m}3): Ditto.
16878 (vlshr@var{m}3): Ditto.
16879 (vrotl@var{m}3): Ditto.
16880 (vrotr@var{m}3): Ditto.
16882 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
16883 (PPERM_INVERT): Ditto.
16884 (PPERM_REVERSE): Ditto.
16885 (PPERM_REV_INV): Ditto.
16886 (PPERM_ZERO): Ditto.
16887 (PPERM_ONES): Ditto.
16888 (PPERM_SIGN): Ditto.
16889 (PPERM_INV_SIGN): Ditto.
16890 (PPERM_SRC1): Ditto.
16891 (PPERM_SRC2): Ditto.
16893 * config/i386/sse.md (mulv2di3): Add SSE5 support.
16894 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
16895 allows a memory operand to be the value being added, and split it
16896 to improve vectorization.
16897 (sse5_pmacsdqh_mem): Ditto.
16898 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
16899 (sse5_mulv2div2di3_high): Ditto.
16900 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
16901 (vec_pack_trunc_v4si): Ditto.
16902 (vec_pack_trunc_v2di): Ditto.
16903 (sse5_pcmov_<mode>): Remove code that tried to use use
16904 andps/andnps instead of pcmov.
16905 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
16906 pmacsdqh instructions.
16907 (vec_widen_smult_lo_v4si): Ditto.
16909 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
16910 (PPERM_INVERT): Ditto.
16911 (PPERM_REVERSE): Ditto.
16912 (PPERM_REV_INV): Ditto.
16913 (PPERM_ZERO): Ditto.
16914 (PPERM_ONES): Ditto.
16915 (PPERM_SIGN): Ditto.
16916 (PPERM_INV_SIGN): Ditto.
16917 (PPERM_SRC1): Ditto.
16918 (PPERM_SRC2): Ditto.
16919 (ix86_expand_sse_movcc): Move the SSE5 test after the if
16921 (ix86_expand_int_vcond): If SSE5 generate all possible integer
16923 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
16924 says ignore whether the last reference is a memory operand.
16926 2008-05-14 Michael Meissner <michael.meissner@amd.com>
16927 Paolo Bonzini <bonzini at gnu dot org>
16929 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
16932 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
16933 (vlshr<mode>3): Rename from vlshr<mode>3.
16934 (vashr<mode>3): Rename from vashr<mode>3.
16935 (mulv4sf3): Change the names of vector shift patterns.
16939 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
16942 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
16967 * config/spu/spu.md (v): New iterator macro to add v for vector types.
16968 (floatunssidf2_internal): Change vector/vector shift names.
16969 (floatunsdidf2_internal): Ditto.
16976 (vashl<mode>3): Rename from ashl<mode>3.
16977 (vashr<mode>3): Rename from ashr<mode>3.
16978 (vlshr<mode>3): Rename from lshr<mode>3.
16979 (vrotl<mode>3): Rename from rotl<mode>3.
16981 2008-05-14 Michael Meissner <michael.meissner@amd.com>
16984 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
16985 multiply gives the wrong value when doing widening multiplies.
16986 (vec_widen_smult_lo_v4si): Ditto.
16988 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
16990 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
16991 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
16992 emit_library_call_value.
16993 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
16994 * tree.h (ECF_LIBCALL_BLOCK): Removed.
16995 * calls.c (initialize_argument_information, precompute_arguments,
16996 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
16997 (precompute_arguments): Removed flags parameter.
16998 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
17000 2008-05-14 Richard Guenther <rguenther@suse.de>
17002 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
17003 Make sure to register the store if the use is a PHI_NODE.
17005 2008-05-14 Olivier Hainque <hainque@adacore.com>
17007 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
17008 memory if the component is to be referenced in BLKmode according
17009 to get_inner_reference.
17011 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
17013 * calls.c (emit_library_call_value_1): Restore code clearing
17014 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
17016 2008-05-14 Olivier Hainque <hainque@adacore.com>
17017 Nicolas Roche <roche@adacore.com>
17019 * configure.ac: Add support for a "gcc_subdir" variable in
17020 config-lang.in, to denote a subdirectory where the language/GCC
17021 integration files are to be found.
17022 * configure: Regenerate.
17024 2008-05-14 Ira Rosen <irar@il.ibm.com>
17026 PR tree-optimization/36098
17027 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
17028 value for the first load in the group in case of a gap.
17029 (vect_build_slp_tree): Check that there are no gaps in loads.
17031 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
17033 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
17034 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
17035 expand_copysign_bit, ): Change call to emit_no_conflict_block to
17036 emit_insn and remove unneeded code to construct extra args.
17037 (emit_no_conflict_block): Removed.
17038 * optabls.h: (emit_no_conflict_block): Removed.
17039 * cse.c (cse_extended_basic_block): Remove search for
17040 REG_NO_CONFLICT note.
17041 * global.c: Removed incorrect comment added in revision 117.
17042 * expr.c (convert_move): Change call to emit_no_conflict_block to
17044 * recog.c: Change comments so that they do not mention
17046 * local_alloc.c (combine_regs): Removed last parameter.
17047 (no_conflict_p): Removed.
17048 (block_alloc): Removed note, no_conflict_combined_regno and set
17049 local vars. Removed all code to process REG_NO_CONFLICT blocks.
17050 (combine_regs): Removed already_dead and code to look for
17051 REG_NO_CONFLICT notes.
17052 * lower_subreg (remove_retval_note): Removed code to look for
17053 REG_NO_CONFLICT block.
17054 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
17055 (resolve_clobber): Remove code to process libcalls that have
17056 REG_NO_CONFLICT notes.
17057 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
17059 * combine.c (can_combine_p, distribute_notes): Removed
17060 REG_NO_CONFLICT case.
17061 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
17063 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
17064 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
17066 * reg-notes.def (NO_CONFLICT): Removed.
17068 2008-05-14 David S. Miller <davem@davemloft.net>
17070 * config/sparc/sparc.c (sparc_profile_hook): If
17071 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
17072 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
17073 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
17075 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
17077 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
17079 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
17082 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
17083 and op1 expansion before vector concat to have less live pseudos.
17085 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
17087 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
17088 ix86_expand_vector_set if supported.
17090 2008-05-13 Diego Novillo <dnovillo@google.com>
17091 Kenneth Zadeck <zadeck@naturalbridge.com>
17093 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
17095 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
17096 phinodes_print_statistics, init_ssanames, fini_ssanames,
17097 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
17098 release_ssa_name, release_defs, replace_ssa_name_symbol,
17099 ssanames_print_statistics): Move ...
17100 * tree-flow.h: ... here.
17101 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
17102 Use FN instead of cfun.
17103 (make_ssa_name_fn): Rename from make_ssa_name.
17104 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
17105 * tree-flow-inline.h (make_ssa_name): Move from
17106 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
17107 * omp-low.c (expand_omp_parallel):
17108 * tree-flow-inline.h (redirect_edge_var_map_result):
17109 * tree-ssa.c (init_tree_ssa): Add argument FN.
17110 Use it instead of cfun. Update all users.
17112 2008-05-13 Tom Tromey <tromey@redhat.com>
17114 PR preprocessor/22168:
17115 * doc/cpp.texi (Top): Update menu.
17116 (Alternatives to Wrapper #ifndef): New node.
17117 (Other Directives): Document deprecation.
17118 (Obsolete Features): Remove menu.
17119 (Assertions): Merge node into Obsolete Features.
17120 (Obsolete once-only headers): Move earlier; rename to Alternatives
17121 to Wrapper #ifndef.
17122 * doc/cppopts.texi: Update.
17123 * c.opt (Wdeprecated): Enable for C and ObjC.
17124 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
17125 (C++ Dialect Options): Move -Wno-deprecated from here to...
17126 (Warning Options): ... here.
17128 2008-05-13 Richard Guenther <rguenther@suse.de>
17130 PR middle-end/36227
17131 * fold-const.c (fold_sign_changed_comparison): Do not allow
17132 changes in pointer-ness.
17134 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17137 * config/sh/sh.c (sh_expand_prologue): Don't clear
17138 RTX_FRAME_RELATED_P for push insns.
17140 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
17142 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
17144 2008-05-12 Anatoly Sokolov <aesok@post.ru>
17146 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
17147 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
17148 Use 'machine->is_leaf' instead of 'leaf_func_p'.
17150 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
17152 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
17153 (*vec_concatv4sf_sse): This.
17154 (*sse2_concatv2si): Renamed to ...
17155 (*vec_concatv2si_sse2): This.
17156 (*sse1_concatv2si): Renamed to ...
17157 (*vec_concatv2si_sse): This.
17158 (*vec_concatv2di_rex): Renamed to ...
17159 (*vec_concatv2di_rex64): This.
17160 (*vec_concatv2si_sse4_1): New.
17161 (*vec_concatv2di_rex64_sse4_1): Likewise.
17163 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
17165 PR rtl-optimization/36111
17166 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
17167 that was created for swappable operands.
17169 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
17172 * Makefile.in: Substitute GNATMAKE and GNATBIND.
17173 * configure.ac: Add call to ACX_PROG_GNAT.
17175 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
17177 * optc-gen.awk: Fix comment typo.
17179 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
17181 * pretty-print.c (pp_integer_with_precision): Use
17182 HOST_LONG_LONG_FORMAT.
17184 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
17186 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
17188 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
17190 * config/i386/i386.c (bdesc_ptest): Removed.
17191 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
17192 (bdesc_args): Add __builtin_ia32_ptestz128,
17193 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
17194 (ix86_init_mmx_sse_builtins): Updated.
17195 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
17196 (ix86_expand_builtin): Updated.
17198 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
17200 * tree-cfg.c (valid_fixed_convert_types_p): New function.
17201 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
17203 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
17205 * value-prof.c (interesting_stringop_to_profile): Do not
17206 return early for BUILT_IN_MEMPCPY.
17208 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
17210 * calls.c (expand_call): Don't use callgraph to increase
17211 preferred_stack_boundary.
17213 * cgraph.h (cgraph_rtl_info): Use unsigned on
17214 preferred_incoming_stack_boundary.
17216 * final.c (rest_of_clean_state): Use unsigned on
17217 preferred_stack_boundary.
17219 2008-05-09 Tom Tromey <tromey@redhat.com>
17221 PR preprocessor/22231:
17222 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
17225 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
17227 PR tree-optimization/36129
17228 * tree-ssa-ccp.c: Include value-prof.h.
17229 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
17230 built-in function was folded to a constant.
17231 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
17233 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
17234 Sebastian Pop <sebastian.pop@amd.com>
17236 * tree-scalar-evolution.c: Document instantiate_scev.
17237 (instantiate_parameters_1): Renamed instantiate_scev_1.
17238 Don't use the same loop for instantiation_loop and evolution_loop.
17239 (instantiate_scev): New.
17240 (instantiate_parameters): Moved...
17241 (resolve_mixers): Update call to instantiate_scev_1 to pass the
17242 same loop twice. Maintains the semantics for this function.
17243 * tree-scalar-evolution.h (instantiate_scev): Declare.
17244 (instantiate_parameters): ...here. Now static inline.
17245 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
17246 instead of resolve_mixers.
17248 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
17250 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
17252 2008-05-09 Tomas Bily <tbily@suse.cz>
17254 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
17255 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
17256 * tree-ssa-structalias.c (get_constraint_for): Likewise.
17257 * c-common.c (c_common_truthvalue_conversion): Likewise.
17258 * tree-object-size.c (compute_object_offset): Likewise.
17259 * tree-inline.c (estimate_num_insns_1): Likewise.
17260 * varasm.c (const_hash_1, compare_constant, copy_constant)
17261 (compute_reloc_for_constant, output_addressed_constants)
17262 (initializer_constant_valid_p): Likewise.
17263 * c-omp.c (check_omp_for_incr_expr): Likewise.
17264 * gimplify.c (gimplify_expr): Likewise.
17265 * c-typeck.c (c_finish_return): Likewise.
17266 * tree-vectorizer.c (supportable_widening_operation)
17267 (supportable_narrowing_operation): Likewise.
17268 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
17269 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
17270 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
17271 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
17272 (descr_info_loc): Likewise.
17273 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
17274 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
17275 (fold_unary): Likewise.
17276 * builtins.c (get_pointer_alignment): Likewise.
17277 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
17278 (instantiate_parameters_1): Likewise.
17279 * tree.c (expr_align, stabilize_reference): Likewise.
17280 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
17281 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
17282 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
17283 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
17284 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
17285 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
17287 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
17288 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
17289 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
17290 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
17291 (forward_propagate_comparison)
17292 (tree_ssa_forward_propagate_single_use_vars): Likewise.
17293 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
17294 * emit-rtl.c (component_ref_for_mem_expr)
17295 (set_mem_attributes_minus_bitpos): Likewise.
17296 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
17297 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
17299 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
17300 (build_function_call, pointer_diff, build_compound_expr)
17301 (c_finish_return): Likewise.
17302 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
17303 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
17305 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
17306 * expr.c (is_aligning_offset): Likewise.
17307 * tree-ssa-alias.c (is_escape_site): Likewise.
17308 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
17309 (check_all_va_list_escapes): Likewise.
17310 * tree-ssa-loop-ivopts.c (determine_base_object)
17311 (determine_common_wider_type): Likewise.
17312 * dojump.c (do_jump): Likewise.
17313 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
17314 * tree-gimple.c (is_gimple_cast): Likewise.
17315 * fold-const.c (decode_field_reference, )
17316 (fold_sign_changed_comparison, fold_unary, fold_comparison)
17317 (fold_binary): Likewise.
17318 * tree-ssa-alias-warnings.c (find_alias_site_helper)
17319 (already_warned_in_frontend_p): Likewise.
17320 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
17321 * tree.c (really_constant_p, get_unwidened): Likewise.
17322 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
17323 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
17324 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
17326 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
17328 (CONVERT_EXPR_P): Define.
17329 (CASE_CONVERT): Define.
17331 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
17333 PR middle-end/36117
17334 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
17335 (delete_unmarked_insns): When deleting a call, call
17336 delete_unreachable_blocks.
17337 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
17338 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
17340 2008-05-08 Richard Guenther <rguenther@suse.de>
17342 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
17343 (-ftree-salias): Likewise.
17344 (salias-max-implicit-fields): Remove param documentation.
17345 (salias-max-array-elements): Likewise.
17346 * tree-pass.h (pass_create_structure_vars): Remove.
17347 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
17348 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
17349 * tree-ssa-alias.c (create_structure_vars): Remove.
17350 (gate_structure_vars): Likewise.
17351 (pass_create_structure_vars): Likewise.
17352 (gate_build_alias): Likewise.
17353 (pass_build_alias): Adjust to run always and dump the function.
17354 * common.opt (ftree-salias): Hide.
17355 * passes.c (init_optimization_passes): Remove
17356 pass_create_structure_vars, adjust comment.
17357 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
17358 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
17359 * opts.c (decode_options): Do not set flag_tree_salias.
17360 (common_handle_option): Add OPT_ftree_salias to the backward
17361 compatibility section.
17363 2008-05-08 Richard Guenther <rguenther@suse.de>
17365 * tree-flow-inline.h (var_can_have_subvars): Move ...
17366 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
17367 * tree-flow.h (var_can_have_subvars): Remove.
17368 (push_fields_onto_fieldstack): Remove.
17369 (sort_fieldstack): Likewise.
17370 (struct fieldoff): Move ...
17371 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
17372 alias_set and base_for_components fields.
17373 (sort_fieldstack): Make static.
17374 (push_fields_onto_fieldstack): Likewise. Remove code that
17375 handles anything but RECORD_TYPEs. Remove alias_set and
17376 base_for_components handling.
17377 (create_variable_info_for): Adjust.
17379 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
17381 * common.opt (Wframe-larger-than=): Shorten the help message
17383 * doc/invoke.texi (Wframe-larger-than=): Add more description.
17385 2008-05-08 Rafael Espíndola <espindola@google.com>
17387 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
17389 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
17390 trap and that both operands are gimple values.
17391 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
17392 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
17395 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
17397 * read-rtl.c (join_c_conditions): Return the first string if the
17398 two strings are equal.
17400 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
17402 * gensupport.h (pred_data): Add a "num_codes" field.
17403 (add_predicate_code): Declare.
17404 * gensupport.c (add_predicate_code): New function.
17405 (std_pred_table): Add an "allows_const_p" field.
17406 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
17407 Remove the (incomplete) list of such codes from the codes field.
17408 (init_predicate_table): Use add_predicate_code. Add all
17409 RTX_CONST_OBJs if allows_const_p is true.
17410 * genrecog.c (process_define_predicate): Use add_predicate_code.
17412 2008-05-08 David Daney <ddaney@avtrex.com>
17413 Richard Sandiford <rsandifo@nildram.co.uk>
17415 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
17416 special case of constant zero operands.
17417 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
17418 old and new values. Special case constant zero values.
17419 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
17421 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
17422 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
17424 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
17427 * simplify-rtx.c (simplify_plus_minus): Create CONST of
17428 similar RTX_CONST_OBJ before CONST_INT.
17430 2008-05-08 Steve Ellcey <sje@cup.hp.com>
17432 * stmt.c (expand_stack_restore): Change sa mode if needed.
17434 2008-05-08 Richard Guenther <rguenther@suse.de>
17436 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
17437 return type to bool.
17438 (ix86_sol10_return_in_memory): Likewise.
17439 (ix86_i386elf_return_in_memory): Likewise.
17440 (ix86_i386interix_return_in_memory): Likewise.
17441 * config/i386/i386.c (ix86_return_in_memory): Likewise.
17442 (ix86_sol10_return_in_memory): Likewise.
17443 (ix86_i386elf_return_in_memory): Likewise.
17444 (ix86_i386interix_return_in_memory): Likewise.
17446 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
17449 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
17451 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
17452 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
17455 2008-05-08 Richard Guenther <rguenther@suse.de>
17457 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
17458 * tree-data-ref.h (struct dr_alias): Remove subvars field.
17459 (DR_SUBVARS): Remove.
17460 * tree-dfa.c (dump_subvars_for): Remove.
17461 (debug_subvars_for): Likewise.
17462 (dump_variable): Do not dump subvars.
17463 (remove_referenced_var): Do not remove subvars.
17464 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
17465 (lookup_subvars_for_var): Remove.
17466 (get_subvars_for_var): Likewise.
17467 (get_subvars_at): Likewise.
17468 (get_first_overlapping_subvar): Likewise.
17469 (overlap_subvar): Likewise.
17470 * tree-flow.h (subvar_t): Remove.
17471 (struct var_ann_d): Remove subvars field.
17472 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
17473 argument. Remove special handling of SFTs.
17474 (compute_tag_properties): Likewise.
17475 (set_initial_properties): Likewise.
17476 (compute_call_clobbered): Likewise.
17477 (count_mem_refs): Likewise.
17478 (compute_memory_partitions): Likewise.
17479 (compute_flow_insensitive_aliasing): Likewise.
17480 (setup_pointers_and_addressables): Likewise.
17481 (new_type_alias): Likewise.
17482 (struct used_part): Remove.
17483 (used_portions): Likewise.
17484 (struct used_part_map): Likewise.
17485 (used_part_map_eq): Likewise.
17486 (used_part_map_hash): Likewise.
17487 (free_used_part_map): Likewise.
17488 (up_lookup): Likewise.
17489 (up_insert): Likewise.
17490 (get_or_create_used_part_for): Likewise.
17491 (create_sft): Likewise.
17492 (create_overlap_variables_for): Likewise.
17493 (find_used_portions): Likewise.
17494 (create_structure_vars): Likewise.
17495 * tree.def (STRUCT_FIELD_TAG): Remove.
17496 * tree.h (MTAG_P): Adjust.
17497 (struct tree_memory_tag): Remove base_for_components and
17498 unpartitionable flags.
17499 (struct tree_struct_field_tag): Remove.
17500 (SFT_PARENT_VAR): Likewise.
17501 (SFT_OFFSET): Likewise.
17502 (SFT_SIZE): Likewise.
17503 (SFT_NONADDRESSABLE_P): Likewise.
17504 (SFT_ALIAS_SET): Likewise.
17505 (SFT_UNPARTITIONABLE_P): Likewise.
17506 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
17507 (union tree_node): Remove sft field.
17508 * alias.c (get_alias_set): Remove special handling of SFTs.
17509 * print-tree.c (print_node): Remove handling of SFTs.
17510 * tree-dump.c (dequeue_and_dump): Likewise.
17511 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
17512 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
17513 * tree-predcom.c (set_alias_info): Do not set subvars.
17514 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
17515 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
17516 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
17517 (add_vars_for_offset): Remove.
17518 (add_virtual_operand): Remove special handling of SFTs.
17519 (add_call_clobber_ops): Likewise.
17520 (add_call_read_ops): Likewise.
17521 (get_asm_expr_operands): Likewise.
17522 (get_modify_stmt_operands): Likewise.
17523 (get_expr_operands): Likewise.
17524 (add_to_addressable_set): Likewise.
17525 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
17526 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
17527 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
17528 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
17529 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
17530 (tree_node_structure): Likewise.
17531 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
17533 (find_what_p_points_to): Likewise.
17535 2008-05-08 Sa Liu <saliu@de.ibm.com>
17537 * config/spu/spu.md: Fixed subti3 pattern.
17539 2008-05-08 Richard Guenther <rguenther@suse.de>
17541 PR middle-end/36154
17542 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
17543 sure to create a representative for trailing arrays for PTA.
17545 2008-05-08 Richard Guenther <rguenther@suse.de>
17547 PR middle-end/36172
17548 * fold-const.c (operand_equal_p): Two objects which types
17549 differ in pointerness are not equal.
17551 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
17553 * calls.c (compute_argument_block_size): Add argument tree fndecl.
17554 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
17555 (emit_library_call_value_1): Add new variable fndecl initialized by
17556 NULL_TREE. It should be the decl type of orgfun, but this information
17557 seems not to be available here, so it uses the default calling abi.
17558 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
17559 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
17560 by TARGET_RETURN_IN_MEMORY.
17561 * config/i386/i386-interix.h: Likewise.
17562 * config/i386/i386.h: Likewise.
17563 * config/i386/i386elf.h: Likewise.
17564 * config/i386/ptx4-i.h: Likewise.
17565 * config/i386/sol2-10.h: Likewise.
17566 * config/i386/sysv4.h: Likewise.
17567 * config/i386/vx-common.h: Likewise.
17568 * config/cris/cris.h: Removed #if 0 clause.
17569 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
17570 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
17572 (ix86_sol10_return_in_memory): Likewise.
17573 (ix86_i386elf_return_in_memory): New.
17574 (ix86_i386interix_return_in_memory): New.
17575 * config/mt/mt-protos.h (mt_return_in_memory): New.
17576 * config/mt/mt.c: Likewise.
17577 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
17578 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
17579 * config/bfin/bfin.h: Likewise.
17580 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
17582 * config/bfin/bfin.c: Likewise.
17583 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
17584 * config/alpha/unicosmk.h: Likewise.
17585 * config/i386/cygming.h: Likewise.
17586 * config/iq2000/iq2000.h: Likewise.
17587 * config/mips/mips.h: Likewise.
17588 * config/mn10300/mn10300.h: Likewise.
17589 * config/rs6000/rs6000.h: Likewise.
17590 * config/score/score.h: Likewise.
17591 * config/spu/spu.h: Likewise.
17592 * config/v850/v850.h: Likewise.
17593 * defaults.h: Likewise.
17594 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
17595 * expr.c (emit_block_move): Adjust use of
17596 OUTGOING_REG_PARM_STACK_SPACE.
17597 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
17598 OUTGOING_REG_PARM_STACK_SPACE.
17599 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
17601 2008-05-08 Jakub Jelinek <jakub@redhat.com>
17603 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
17604 on OMP_RETURN for OMP_FOR.
17607 * dwarf2out.c (dw_expand_expr, common_check): Removed.
17608 (fortran_common): New function.
17609 (gen_variable_die): Call fortran_common instead of common_check,
17610 adjust for it returning tree instead of rtx. Formatting.
17612 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
17616 * see.c (see_copy_insn): Copy new pure const attributes for new call.
17617 * c-decl.c (merge_decls): Ditto.
17618 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
17619 to RTL_CONST_OR_PURE_CALL_P.
17620 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
17621 Initialized DECL_LOOPING_CONST_PURE.
17622 (process_call_operands): Set tree_side_effects properly.
17623 * tree.h (TREE_READONLY_DECL_P): Removed.
17624 (DECL_IS_PURE): Renamed to DECL_PURE_P.
17625 (DECL_LOOPING_OR_CONST_P): New macro.
17626 (struct tree_function_decl): Added looping_const_or_pure_p.
17627 (ECF_*) Renumbered.
17628 (ECF_LOOPING_OR_CONST_P): New macro.
17629 * rtlanal.c (pure_const_p): Removed.
17630 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
17631 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
17632 to RTL_CONST_CALL_P.
17633 * ipa-pure-const.c (pure_const_state_e): Added looping field.
17634 (check_decl, check_tree, check_call, scan_function): Initialize
17636 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
17637 (static_execute): Set looping true for recursive functions.
17638 Undo setting state to IPA_NEITHER for recursive functions.
17639 * cse.c (cse_insn):
17640 * ifcvt.c (noce_can_store_speculate_p): Changed
17641 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
17642 RTL_CONST_OR_PURE_CALL_P.
17643 * dse.c (scan_insn): Ditto.
17644 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
17645 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
17646 RTL_CONST_OR_PURE_CALL_P.
17647 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
17648 pure_call_p to RTL_CONST_CALL_P.
17649 * gimplify.c (gimplify_call_expr): Clear side effects for
17650 non-looping pure and constant calls.
17651 * calls.c (emit_call_1): Set rtl flags from ecf flags.
17652 (flags_from_decl_or_type): Set ecf flags from decl flags.
17653 (initialize_argument_information): Turn off
17654 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
17655 Change const to pure if callee_copies is true rather than just
17657 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
17658 way of marking pure calls.
17659 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
17660 Remove hack that was supposed to fix pr7335 and remove old
17661 way of marking pure calls.
17662 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
17663 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
17664 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
17665 RTL_CONST_OR_PURE_CALL_P.
17666 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
17667 * loop-invariant.c (find_exits, find_invariant_bb): Changed
17668 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
17669 * sched-deps.c (schedule_analyze): Ditto.
17670 * rtl.h (struct rtx_def): Use call field, unchanging field, and
17671 return_val field of calls to represent pure and const function info.
17672 (CONST_OR_PURE_CALL_P): Deleted macro.
17673 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
17674 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
17675 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
17677 * tree-optimize.c (execute_fixup_cfg): Added test for
17678 ECF_LOOPING_CONST_OR_PURE.
17679 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
17681 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
17682 effects for looping pure or const calls.
17683 (verify_gimple_expr): Added verification code.
17684 * config/alpha/alpha.c (alpha_legitimize_address,
17685 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
17687 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
17688 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
17689 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
17690 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
17691 RTL_CONST_OR_PURE_CALL_P.
17692 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
17693 and const calls to be deleted.
17695 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
17698 * config/i386/mmx.md (mmx_subv2sf3): New expander.
17699 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
17700 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
17701 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
17702 to handle nonimmediate operands.
17703 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
17704 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
17705 to handle nonimmediate operands.
17706 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
17707 (mmx_pmulhrwv4hi3): New expander. Use
17708 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17709 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
17710 (sse2_umulv1siv1di3): New expander. Use
17711 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17712 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
17713 (mmx_eq<mode>3): New expander. Use
17714 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17715 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
17716 (mmx_uavgv8qi3): New expander. Use
17717 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17718 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
17719 (mmx_uavgv4hi3): New expander. Use
17720 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17722 * config/i386/sse.md
17723 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
17724 to handle nonimmediate operands.
17725 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
17726 to handle nonimmediate operands.
17727 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
17728 to handle nonimmediate operands.
17729 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
17730 to handle nonimmediate operands.
17731 (sse2_unpckhpd_exp): New expander. Use
17732 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17733 (sse2_unpcklpd_exp): New expander. Use
17734 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17735 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
17736 to handle nonimmediate operands.
17737 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
17738 to handle nonimmediate operands.
17739 (*sse2_<plusminus_insn><mode>3): Rename from
17740 sse2_<plusminus_insn><mode>3 insn pattern.
17741 (sse2_<plusminus_insn><mode>3): New expander. Use
17742 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17743 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
17744 (sse2_umulv2siv2di3): New expander. Use
17745 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17746 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
17747 (sse4_1_mulv2siv2di3): New expander. Use
17748 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17749 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
17750 (sse2_pmaddwd): New expander. Use
17751 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17752 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
17753 (sse2_eq<mode>3): New expander. Use
17754 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17755 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
17756 (sse4_1_eqv2di3): New expander. Use
17757 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17758 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
17759 (sse2_uavgv16qi3): New expander. Use
17760 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17761 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
17762 (sse2_uavgv16qi3): New expander. Use
17763 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17764 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
17765 (sse2_uavgv8hi3): New expander. Use
17766 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17767 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
17768 (ssse3_pmulhrswv8hi3): New expander. Use
17769 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17770 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
17771 (ssse3_pmulhrswv4hi3): New expander. Use
17772 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17774 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
17775 (<sse>_vmmul<mode>3): Ditto.
17776 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
17778 (ssse3_pmaddubsw128): Use register_operand for operand 1.
17779 (ssse3_pmaddubsw): Ditto.
17781 * config/i386/i386.c (struct_builtin_description)
17782 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
17783 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
17784 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
17785 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
17786 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
17787 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
17788 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
17789 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
17790 (ix86_fixup_binary_operands): Assert that src1
17791 and src2 must have the same mode when swapped.
17792 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
17793 and ix86_binary_operator_ok. Do not force operands in registers
17796 2008-05-07 Jan Hubicka <jh@suse.cz>
17798 * cgraph.c (dump_cgraph_node): Update.
17799 * cgraph.h (cgraph_local_info): Break out inline summary.
17800 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
17802 * ipa-inline (inline_summary): New accestor function.
17803 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
17804 cgraph_decide_inlining, compute_inline_parameters): Update.
17805 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
17807 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
17809 Cleanup ColdFire scheduling support and add V4 pipeline model.
17811 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
17812 (define_attr cpu): Add cfv4 value.
17813 (define_attr type, define_attr type1): Merge into a single 'type'
17814 attribute. Update all uses.
17815 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
17816 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
17818 (define_attr opx_mem, define_attr opy_mem): Remove.
17819 (define_attr op_mem): Clean up, update comment.
17820 (define_attr size): Use specific values instead of general int.
17821 (define_attr guess, define_attr split): Remove. Update all uses.
17822 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
17823 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
17824 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
17825 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
17826 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
17827 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
17828 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
17829 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
17830 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
17831 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
17832 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
17833 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
17834 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
17835 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
17836 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
17837 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
17838 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
17839 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
17840 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
17841 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
17842 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
17843 Update or set attributes.
17844 (stack_tie): New fake instruction.
17846 * config/m68k/m68k.h (TUNE_CFV4): New macro.
17847 (m68k_sched_attr_size): Update declaration.
17848 (m68k_sched_attr_type2): Remove.
17849 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
17850 Declare new bypass predicates.
17852 * config/m68k/m68k.c (m68k_sched_issue_rate,
17853 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
17855 (TARGET_SCHED_ISSUE_RATE,
17856 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
17857 (override_options): Handle scheduling for ColdFire V4 core.
17858 (m68k_expand_prologue): Emit stack_tie.
17859 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
17860 'OP_TYPE_FPN'. Update all uses.
17861 (sched_guess_p): Remove.
17862 (sched_address_type): Handle symbolic addresses.
17863 (sched_get_operand): New static function.
17864 (sched_operand_type): Merge into sched_attr_op_type.
17865 (sched_attr_op_type): Handle FP registers, handle quick constants,
17867 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
17868 (m68k_sched_attr_size): Update. Move logic to ...
17869 (sched_get_attr_size_int): New static function.
17870 (sched_get_opxy_mem_type): New static function.
17871 (m68k_sched_attr_op_mem): Update.
17872 (m68k_sched_attr_type2): Remove.
17873 (sched_cfv4_bypass_data): New static variable.
17874 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
17875 (m68k_sched_issue_rate): Implement scheduler hook.
17876 (struct _sched_ib: enabled_p): New field.
17877 (m68k_sched_variable_issue): Update. Handle V4.
17878 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
17879 sched_dump_class_func_t, sched_dump_split_class,
17880 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
17881 sched_dump_dfa_class, m68k_sched_dump): Remove.
17882 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
17884 (m68k_sched_init_global): Remove statisctics dumping, introduce
17885 sanity check that all instructions have pipeline reservations. Handle
17887 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
17888 Handle ColdFire V4 core.
17889 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
17890 New static functions.
17891 (m68k_sched_address_bypass_p): New bypass predicate.
17892 (sched_get_indexed_address_scale): New static function.
17893 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
17895 * cf.md: Update comments.
17896 (define_attr type2): Remove. Use 'type' attribute instead.
17898 (cf_ib): Rename to cfv123_ib. Update all uses.
17899 (cf_oep): Rename to cfv123_oep. Update all uses.
17900 (cf_chr): Rename to cfv123_chr. Update all uses.
17901 (cf_mem): Rename to cfv123_mem. Update all uses.
17902 (cf_mac): Move to more appropriate place.
17903 (cfv123_guess): New automaton and cpu_unit.
17904 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
17905 Update uses of 'size' attribute. Handle before reload scheduling.
17906 (cfv123_guess): New dummy reservation for unhandled instructions.
17907 (cfv4_*): Pipeline description of ColdFire V4 core.
17908 (ignore): New reservation to handle 'ignore' type.
17910 2008-05-07 Ian Lance Taylor <iant@google.com>
17912 PR middle-end/36013
17913 * gimplify.c (find_single_pointer_decl_1): Don't look through
17915 (find_single_pointer_decl): Adjust comments.
17917 2008-05-07 Jakub Jelinek <jakub@redhat.com>
17919 PR middle-end/36137
17920 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
17921 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
17923 PR middle-end/36106
17924 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
17925 integral type rather than floating point, then VIEW_CONVERT_EXPR
17926 to the floating point type.
17928 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
17930 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
17931 TFmode op0 to register.
17933 2008-05-07 Alan Modra <amodra@bigpond.net.au>
17935 * c-decl.c (grokdeclarator): Comment typo.
17937 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
17939 * tree-flow.h: Remove prototype for computed_goto_p.
17940 * tree-cfg.c (computed_goto_p): Make static.
17942 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
17945 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
17946 (contains_aligned_value_p): This. Handle _Decimal128.
17947 (ix86_function_arg_boundary): Only align _Decimal128 to its
17948 natural boundary and handle it properly.
17950 2008-05-06 Martin Jambor <mjambor@suse.cz>
17952 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
17953 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
17954 (ipcp_method_set_orig_node): Removed.
17955 (ipcp_cval_get_cvalue_type): Removed.
17956 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
17957 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
17958 (ipcp_cval_set_cvalue_type): Removed.
17959 (ipcp_cval_get_cvalue): Removed.
17960 (ipcp_cval_set_cvalue): Removed.
17961 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
17962 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
17963 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
17964 (ipcp_cval_meet): Renamed to ipa_lattice_meet
17965 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
17966 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
17967 (ipcp_get_ith_lattice): Changed parameters.
17968 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
17969 (ipcp_lattice_from_jfunc): Changed parameters.
17970 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
17971 (ipcp_method_cval_print): Added temporary variable info.
17972 (ipcp_redirect): Removed already unused local variable caller.
17973 (ipcp_redirect): New temporary variable orig_callee_info
17974 (ipcp_redirect): Removed newly unused local variable callee.
17975 (ipcp_redirect): Removed (a bit confusing) local variable type.
17976 (ipcp_insert_stage): Added local variable info.
17977 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
17979 (ipcp_formal_create): Removed.
17980 (ipcp_method_cval_set): Removed.
17981 (ipcp_propagate_stage): Renamed lattice variables.
17982 (ipcp_method_cval_set_cvalue_type): Removed.
17983 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
17984 (ipcp_print_all_lattices): Changed printed strings to refer to
17985 lattices rather than cvals.
17986 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
17987 (ipcp_propagate_const): Changed formal parameters.
17988 (build_const_val): Changed formal parameters.
17989 (ipcp_insert_stage): Removed useless variable cvalue
17990 (build_const_val): Changed formal parameters.
17991 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
17992 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
17993 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
17994 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
17995 (ipcp_print_func_profile_counts): Changed string from "method" to
17997 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
17998 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
17999 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
18000 (ipcp_structures_print): Renamed to ipcp_print_all_structures
18001 (ipcp_profile_print): Renamed to ipcp_print_profile_data
18002 (ipcp_lat_is_const): Changed parameters and made inline.
18003 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
18004 (ipcp_redirect): Renamed to ipcp_need_redirect_p
18005 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
18006 the predicate condition directly
18007 (ipcp_propagate_stage): Added local variable args. Removed local
18008 variable callee. (Both are mere code simplifications.)
18009 (ipcp_method_dont_insert_const): Renamed to
18010 ipcp_node_not_modifiable_p.
18011 (ipcp_node_not_modifiable_p): Made inline.
18012 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
18013 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
18014 (ipcp_print_all_lattices): Removed variable cvalue
18015 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
18018 2008-05-06 Olivier Hainque <hainque@adacore.com>
18020 * tree-sra.c (try_instantiate_multiple_fields): Early return
18021 if field has POINTER_TYPE.
18023 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
18025 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
18026 by using 'q' specifier for instruction.
18027 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
18029 2008-05-06 Anatoly Sokolov <aesok@post.ru>
18031 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
18032 Change mode of zero_extract from QImode to HImode.
18033 (sign bit tests peepholes): (Ditto.).
18035 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
18037 * config/i386/mmx.md: Remove double backslashes from asm templates.
18038 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
18039 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
18040 to handle nonimmediate operands.
18041 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
18042 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
18043 to handle nonimmediate operands.
18044 (*mmx_<code>v2sf3_finite): New insn pattern.
18045 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
18046 (mmx_<code>v2sf3): New expander. Use
18047 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18048 (mmx_<plusminus_insn><mode>3): New expander. Use
18049 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18050 (*mmx_<plusminus_insn><mode>3): New insn pattern.
18051 (mmx_add<mode>3): Removed.
18052 (mmx_ssadd<mode>3): Ditto.
18053 (mmx_usadd<mode>3): Ditto.
18054 (mmx_sub<mode>3): Ditto.
18055 (mmx_sssub<mode>3): Ditto.
18056 (mmx_ussub<mode>3): Ditto.
18057 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
18058 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
18059 to handle nonimmediate operands.
18060 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
18062 (mmx_smulv4hi3_highpart): New expander. Use
18063 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18064 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
18066 (mmx_umulv4hi3_highpart): New expander. Use
18067 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18068 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
18069 (mmx_<code>v4hi3): New expander. Use
18070 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18071 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
18072 (mmx_<code>v8qi3): New expander. Use
18073 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18074 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
18075 (mmx_<code><mode>3): New expander. Use
18076 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18078 2008-05-05 Jan Hubicka <jh@suse.cz>
18080 PR tree-optimization/36118
18081 * passes.c (pass_init_dump_file): Fix dump header.
18083 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
18085 PR middle-end/36141
18086 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
18087 VCE for function decls.
18089 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
18091 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
18093 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
18095 * config/i386/i386.md (sat_plusminus): New.
18096 (plusminus_insn): Likewise.
18097 (plusminus_mnemonic): Likewise.
18099 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
18100 (*<addsub><mode>3_cc_overflow): Renamed to ...
18101 (*<plusminus_insn><mode>3_cc_overflow): This.
18102 (*<addsub>si3_zext_cc_overflow): Renamed to ...
18103 (*<plusminus_insn>si3_zext_cc_overflow): This.
18105 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
18106 (<plusminus_insn><mode>3): This.
18107 (*<addsub><mode>3): Renamed to ...
18108 (*<plusminus_insn><mode>3): This.
18109 (<sse>_vm<addsub><mode>3): Renamed to ...
18110 (<sse>_vm<plusminus_insn><mode>3): This.
18111 (sse3_h<addsub>v4sf3): Renamed to ...
18112 (sse3_h<plusminus_insn>v4sf3): This.
18113 (sse3_h<addsub>v2df3): Renamed to ...
18114 (sse3_h<plusminus_insn>v2df3): This.
18115 (<plusminus_insn><mode>3): New.
18116 (*<plusminus_insn><mode>3): Likewise.
18117 (sse2_<plusminus_insn><mode>3): Likewise.
18118 (add<mode>): Removed.
18119 (*add<mode>3): Likewise.
18120 (sse2_ssadd<mode>3): Likewise.
18121 (sse2_usadd<mode>3): Likewise.
18122 (sub<mode>3): Likewise.
18123 (*sub<mode>3): Likewise.
18124 (sse2_sssub<mode>3): Likewise.
18125 (sse2_ussub<mode>3): Likewise.
18127 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
18129 * gthr-single.h: Add in required interface elements as per gthr.h.
18130 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
18131 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
18132 Generalize UNUSED macro.
18133 (__gthread_once): Add.
18134 (__gthread_key_create): Add.
18135 (__gthread_key_delete): Add.
18136 (__gthread_getspecific): Add.
18137 (__gthread_setspecific): Add.
18139 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
18141 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
18142 the same size types for the indirect reference on the rhs, then
18145 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
18147 * config/i386/i386.md
18148 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
18149 one insn template instead of template series.
18150 (*xordi_1_rex64): Ditto.
18151 (*xordi_2_rex64): Ditto.
18153 2008-05-05 Ira Rosen <irar@il.ibm.com>
18155 PR tree-optimization/36119
18156 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
18159 2008-06-04 Jan Hubicka <jh@suse.cz>
18161 tree-optimization/36100
18162 * tree-pass.h (pass_O0_always_inline): Declare.
18163 * ipa-inline.c (inline_transform): Remove dead code.
18164 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
18165 pass_O0_always_inline): New.
18166 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
18168 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
18170 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
18171 mnemonic in this_param move for TARGET_64BIT.
18173 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
18175 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
18176 (*strmovsi_rex_1): Ditto.
18177 (*strsetsi_1): Ditto.
18178 (*strsetsi_rex_1): Ditto.
18180 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
18181 adddicc expanders using SWI mode iterator.
18183 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
18186 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
18189 2008-05-04 David S. Miller <davem@davemloft.net>
18191 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
18192 (sparc*-*-linux*): Use linux.h in tm_file.
18193 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
18194 compiler defaulting to 32-bit.
18195 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
18197 * config/sparc/linux.h: Remove definitions now obtained
18198 properly from linux.h
18199 * config/sparc/linux64.h: Likewise.
18200 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
18201 don't want this setting for 32-bit builds in a biarch compiler.
18202 * doc/install.texi: Add sparc-linux to list of targets
18203 supporting --enable-targets=all.
18205 2008-05-03 Andrew Pinski <pinskia@gmail.com>
18207 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
18209 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
18211 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
18212 after V4SI_FTYPE_V8HI.
18213 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
18214 case V4SI_FTYPE_V2DF.
18216 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
18218 * doc/invoke.texi (max-flow-memory-locations): Removed.
18219 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
18221 2008-05-03 Richard Guenther <rguenther@suse.de>
18223 PR middle-end/34973
18224 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
18226 2008-05-02 David S. Miller <davem@davemloft.net>
18228 * config.gcc (need_64bit_hwint): Document libcpp dependency.
18230 2008-05-02 Simon Baldwin <simonb@google.com>
18233 * c-common.h (warn_array_subscript_range): Removed.
18234 * c-common.c (warn_array_subscript_range): Ditto.
18235 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
18236 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
18238 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
18240 * config/i386/i386.c (ix86_special_builtin_type): New.
18241 (bdesc_special_args): Likewise.
18242 (ix86_expand_special_args_builtin): Likewise.
18243 (ix86_init_mmx_sse_builtins): Updated.
18244 (ix86_expand_builtin): Updated.
18245 (ix86_expand_store_builtin): Removed.
18246 (ix86_expand_unop_builtin): Likewise.
18248 * config/i386/mm3dnow.h (__v2sf): Moved to ...
18249 * config/i386/mmintrin.h (__v2sf): Here.
18251 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
18253 (_mm_loadl_pi): Likewise.
18254 (_mm_storeh_pi): Replace __v2si with __v2sf.
18255 (_mm_storel_pi): Likewise.
18257 * doc/extend.texi: Correct __builtin_ia32_loadhps,
18258 __builtin_ia32_loadlps, __builtin_ia32_storehps,
18259 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
18260 __builtin_ia32_loadlpd.
18262 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
18264 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
18265 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
18266 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
18267 (ix86_init_mmx_sse_builtins): Updated.
18268 (ix86_expand_args_builtin): Likewise.
18269 (ix86_expand_builtin): Likewise.
18270 (ix86_expand_unop1_builtin): Renamed to ...
18271 (ix86_expand_unop_vec_merge_builtin): This.
18273 2008-05-01 Jan Hubicka <jh@suse.cz>
18276 * ipa-inline.c (inline_generate_summary): Make static.
18277 (inline_transform): Do not call inlining at -O0; make static.
18278 * passes.c (execute_todo): Add sanity check.
18279 (execute_one_ipa_transform_pass): Execute proper flags.
18281 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
18283 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
18284 (DECL_NONADDRESSABLE_P): Likewise.
18285 * alias.c (record_component_aliases): Fix comment.
18287 2008-05-01 Simon Baldwin <simonb@google.com>
18289 * c-common.h (warn_array_subscript_range): New function.
18290 * c-common.c (warn_array_subscript_range): Ditto.
18291 * tree-vrp.c (check_array_ref): Corrected code to agree with
18292 comment, ignoring only arrays of size 0 or size 1.
18293 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
18295 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
18297 * config/i386/i386.c (ix86_builtin_type): Replace
18298 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
18299 (bdesc_args): Updated.
18300 (ix86_init_mmx_sse_builtins): Likewise.
18301 (ix86_expand_args_builtin): Likewise.
18303 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
18306 * doc/extend.texi: Correct __builtin_ia32_palignr.
18308 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
18311 * config/i386/i386.c (bdesc_crc32): Removed.
18312 (ix86_expand_crc32): Likewise.
18313 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
18314 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
18315 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
18316 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
18317 UINT_FTYPE_UINT_UCHAR.
18318 (bdesc_args): Updated. Add crc32 builtins.
18319 (ix86_init_mmx_sse_builtins): Updated.
18320 (ix86_expand_args_builtin): Updated to support subreg.
18322 * doc/extend.texi: Correct __builtin_ia32_crc32di.
18324 2008-05-01 Jan Hubicka <jh@suse.cz>
18326 * tree-pass.h (opt_pass): Add IPA_PASS.
18327 (varpool_node, cgraph_node): Forward declare.
18328 (ipa_opt_pass): Define.
18329 (pass_ipa_inline): Turn into ipa_opt_pass.
18330 (pass_apply_inline): Remove.
18331 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
18332 (apply_inline): Turn into ....
18333 (inline_transform): ... this one.
18334 (inline_generate_summary): New function.
18335 (pass_apply_inline): Remove.
18336 * function.h (ipa_opt_pass): Forward declare structure; typedef;
18338 (struct function): Add ipa_transforms_to_apply.
18339 * passes.c (register_one_dump_file): Work on IPA_PASS.
18340 (init_optimization_passes): Remove pass_inline_parameters and
18342 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
18343 (execute_one_pass) ... here; apply transforms when possible.
18344 (add_ipa_transform_pass, execute_ipa_summary_asses,
18345 execute_one_ipa_transform_pass): New.
18346 (execute_ipa_pass_list): Update for IPA_PASS type.
18348 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
18350 * config/i386/i386.c (ix86_builtin_type): Add
18351 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
18352 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
18353 (bdesc_args): Add SSE4a builtins.
18354 (ix86_init_mmx_sse_builtins): Updated.
18355 (ix86_expand_args_builtin): Likewise.
18356 (ix86_expand_builtin): Likewise.
18358 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
18360 * config/i386/i386.c (ix86_builtin_type): Add
18361 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
18362 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
18363 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
18364 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
18365 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
18366 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
18367 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
18368 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
18369 and DI_FTYPE_DI_DI_INT.
18370 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
18371 (ix86_init_mmx_sse_builtins): Updated.
18372 (ix86_expand_args_builtin): Likewise.
18373 (ix86_expand_builtin): Likewise.
18374 (ix86_expand_binop_imm_builtin): Removed.
18376 * doc/extend.texi: Correct __builtin_ia32_palignr128.
18378 2008-04-30 Richard Guenther <rguenther@suse.de>
18380 PR tree-optimization/32921
18381 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
18383 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
18385 * config/arm/arm.c (arm_unwind_emit): Use
18386 crtl->all_throwers_are_sibcalls instead of
18387 cfun->all_throwers_are_sibcalls.
18388 (arm_output_fn_unwind): Likewise.
18389 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
18390 instead of cfun->uses_pic_offset_table.
18391 (frv_expand_prologue): Likewise.
18392 (frv_frame_pointer_required): Likewise.
18393 (frv_expand_fdpic_call): Likewise.
18394 (frv_emit_movsi): Likewise.
18395 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
18396 cfun->returns_pcc_struct instead of
18397 current_function_returns_pcc_struct.
18398 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
18399 instead of cfun->calls_eh_return.
18400 (m32c_pushm_popm): Likewise.
18401 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
18402 "extern" declaration.
18404 2008-04-30 Richard Guenther <rguenther@suse.de>
18406 PR tree-optimization/21636
18407 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
18409 (evaluate_stmt): Print the likely value.
18410 (ccp_visit_stmt): Avoid excessive vertical spacing.
18412 2008-04-30 Rafael Espíndola <espindola@google.com>
18414 * builtins.c (fold_call_expr): Return realret.
18415 * tree-ssa-threadedge.c
18416 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
18417 __builtin_object_size.
18419 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
18421 * gcc.c (wrapper_string): New variable.
18422 (insert_wrapper): New function.
18423 (execute): New option -wrapper.
18424 * doc/invoke.texi (Overall Options): New driver option -wrapper.
18426 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
18428 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
18429 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
18430 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
18432 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
18433 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
18434 config/rs6000/e500crtres64gprctr.asm,
18435 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
18436 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
18437 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
18438 config/rs6000/e500crtsav64gprctr.asm,
18439 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
18440 config/rs6000/e500crtsavg64gprctr.asm: New files.
18441 * config/rs6000/t-ppccomm: Add build rules for new files.
18442 (LIB2FUNCS_STATIC_EXTRA): Add new files.
18443 * config/rs6000/t-netbsd: Add build rules for new files.
18444 (LIB2FUNCS_STATIC_EXTRA): New variable.
18445 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
18446 (CRTSAVRES_DEFAULT_SPEC): Likewise.
18447 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
18449 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
18451 * config/i386/i386.c (ix86_builtin_type): Add
18452 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
18453 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
18454 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
18455 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
18456 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
18457 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
18458 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
18459 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
18460 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
18461 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
18462 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
18463 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
18464 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
18465 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
18466 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
18467 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
18468 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
18469 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
18470 V1DI_FTYPE_V2SI_V2SI.
18471 (bdesc_2arg): Moved to ...
18472 (bdesc_args): Here.
18473 (ix86_init_mmx_sse_builtins): Updated.
18474 (ix86_expand_args_builtin): Updated. Take a pointer
18475 to const struct builtin_description. Handle comparison
18477 (ix86_expand_sse_compare): Take a new argument for swapping operands.
18478 (ix86_expand_builtin): Updated.
18480 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
18481 (ssse3_pmaddubsw128): This.
18482 (ssse3_pmaddubswv4hi3): Renamed to ...
18483 (ssse3_pmaddubsw): This.
18485 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
18486 (__builtin_ia32_packssdw128): Likewise.
18487 (__builtin_ia32_packuswb128): Likewise.
18488 (__builtin_ia32_pmaddubsw): Likewise.
18489 (__builtin_ia32_pmaddubsw128): Likewise.
18491 2008-04-30 Richard Guenther <rguenther@suse.de>
18493 PR tree-optimization/14847
18494 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
18495 (recognize_bits_test): Use it.
18496 (recognize_single_bit_test): Likewise.
18498 2008-04-30 Martin Jambor <mjambor@suse.cz>
18500 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
18501 instead of setting number of formal parameters to zero.
18502 (ipcp_init_stage): Do not set the number of actual parameters to zero
18504 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
18505 which are called with variable number of arguments.
18506 (ipcp_insert_stage): Explicitely skipping all nodes which are
18507 called with variable number of arguments.
18508 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
18509 number of parameters.
18511 * ipa-prop.h (struct ipa_node_params): Added flag
18512 called_with_var_arguments
18513 (ipa_set_param_count): Added. Changed sole setter to use it.
18514 (ipa_get_param_count): Added. All readers of param_count
18515 converted to use it instead.
18516 (ipa_set_called_with_variable_arg): Added.
18517 (ipa_is_called_with_var_arguments): Added.
18518 (ipa_get_ith_param): Added. All readers of param_decls converted
18520 (ipa_set_cs_argument_count): Added, sole writer to argument_count
18522 (ipa_get_cs_argument_count): Added, all readers of argument_count
18524 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
18527 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
18528 (struct ipcp_lattice): Renamed cval_type to type
18529 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
18531 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
18532 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
18533 (ipcp_insert_stage): Changed the type of variable cvalue to tree
18534 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
18535 (build_const_val): Changed the type of parameter cvalue to tree
18536 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
18537 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
18539 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
18542 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
18543 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
18544 (ipa_add_method): Renamed to ipa_push_func_to_list
18545 (ipa_remove_method): Renamed to ipa_pop_func_from_list
18546 (ipa_callsite_param_count): Removed.
18547 (ipa_callsite_param_count_set): Removed.
18548 (ipa_callsite_param): Removed.
18549 (ipa_callsite_callee): Removed.
18550 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
18551 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
18552 (ipa_method_formal_count): Removed.
18553 (ipa_method_formal_count_set): Removed.
18554 (ipa_method_get_tree): Removed.
18555 (ipa_method_tree_map_create): Removed.
18556 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
18557 (ipa_create_param_decls_array): Creates the array itself
18558 (ipa_create_param_decls_array): Temporary variable info instead of
18559 a few dereferences.
18560 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
18561 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
18562 (get_type): Removed.
18563 (ipa_jf_get_info_type): Removed.
18564 (ipa_node_create): Renamed to ipa_create_node_params
18565 (ipa_free): Renamed to ipa_free_all_node_params
18566 (ipa_nodes_create): Renamed to ipa_create_all_node_params
18567 (ipa_edges_create): Renamed to ipa_create_all_edge_args
18568 (ipa_edges_free): Renamed to ipa_free_all_edge_args
18569 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
18570 (ipa_free_all_node_params): Deallocation to jump_functions moved to
18571 ipa_free_all_edge_args
18572 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
18573 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
18574 (ipa_create_methodlist_node): Removed.
18575 (ipa_methodlist_method): Removed.
18576 (ipa_methodlist_method_set): Removed.
18577 (ipa_methodlist_next_method): Removed.
18578 (ipa_methodlist_next_method_set): Removed.
18579 (ipa_method_is_modified): Removed.
18580 (ipa_method_modify_create): Removed.
18581 (ipa_method_modify_init): Temporary variable info instead of a few
18583 (ipa_detect_param_modifications): Temporary variable info instead of
18584 a few dereferences.
18585 (ipa_compute_jump_functions): Temporary variable info instead of
18586 a few dereferences.
18587 (ipa_method_modify_set): Removed.
18588 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
18589 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
18590 than craph_node as the first parameter.
18591 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
18592 (ipa_method_modify_init): Removed.
18593 (ipa_compute_jump_functions): Added a temp variable instead of
18594 repeatadly dereferencing the cgraph_edge.aux pointer
18595 (ipa_callsite_param_set_type): Removed.
18596 (ipa_compute_jump_functions): i renamed to index and moved to
18598 (ipa_callsite_param_set_info_type_formal): Removed.
18599 (ipa_callsite_param_set_info_type): Removed.
18600 (ipa_callsite_param_map_create): Removed.
18601 (ipa_callsite_tree): Removed.
18602 (ipa_callsite_caller): Removed.
18603 (ipa_pop_func_from_list): return_method removed to return_func
18605 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
18606 prefixed all values with IPA_. Changed all users.
18607 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
18608 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
18609 and FORMAL_IPATYPE IPA_PASS_THROUGH.
18610 (union parameter_info): Renamed to jump_func_value.
18611 (union jump_func_value): Renamed value to constant
18612 (struct ipa_jump_func): Renamed info_type to value
18613 (struct ipa_node): Renamed to ipa_node_params
18614 (struct ipa_node_params): Renamed ipa_arg_num to param_count
18615 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
18616 (struct ipa_node_params): Renamed ipa_mod to modified_flags
18617 (struct ipa_edge): Renamed to ipa_edge_args
18618 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
18619 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
18620 (struct ipa_methodlist): Renamed to ipa_func_list
18621 (struct ipa_func_list): method_p renamed to node, next_method
18623 (ipa_methodlist_p): Removed, switched all users to struct pointer
18624 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
18626 2008-04-30 Alan Modra <amodra@bigpond.net.au>
18628 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
18629 (rs6000_emit_epilogue): Use backchain to restore only when we
18630 have a large frame. Make use of frame pointer to restore if we
18631 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
18633 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
18635 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
18636 Add mode to zero_extract.
18637 (sign bit tests peepholes): (Ditto.).
18639 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
18641 * config/i386/i386.c (ix86_builtins): Replace Prescott New
18642 Instructions in comments with SSE3.
18643 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
18644 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
18645 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
18646 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
18647 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
18648 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
18649 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
18650 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
18651 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
18652 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
18653 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
18654 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
18655 (bdesc_sse_args): Renamed to ...
18656 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
18657 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
18658 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
18659 IX86_BUILTIN_FABSQ.
18660 (bdesc_1arg): Moved to ...
18661 (bdesc_args): Here.
18662 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
18663 Instructions in comments with SSE3.
18664 (ix86_expand_sse_operands_builtin): Renamed to ...
18665 (ix86_expand_args_builtin): This. Updated.
18666 (ix86_expand_unop1_builtin): Update comments.
18667 (ix86_expand_builtin): Updated.
18669 2008-04-29 Richard Guenther <rguenther@suse.de>
18671 PR tree-optimization/36078
18672 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
18673 Update virtual SSA form after cleaning up the CFG.
18675 2008-04-29 Richard Guenther <rguenther@suse.de>
18677 PR middle-end/15255
18678 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
18680 2008-04-29 Richard Guenther <rguenther@suse.de>
18682 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
18683 (compute_may_aliases): Do not call finalize_ref_all_pointers.
18684 (compute_flow_insensitive_aliasing): Do not treat
18685 PTR_IS_REF_ALL pointers special.
18686 (get_smt_for): Likewise.
18687 (may_alias_p): Re-structure.
18688 (is_escape_site): A ref-all pointer conversion is not an escape site.
18689 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
18690 PTR_IS_REF_ALL pointers special.
18691 * tree-ssa-structalias.h (struct alias_info): Remove
18692 ref_all_symbol_mem_tag field.
18693 (PTR_IS_REF_ALL): Remove.
18695 2008-04-29 Richard Guenther <rguenther@suse.de>
18697 PR middle-end/36077
18698 * fold-const.c (extract_muldiv_1): In combining division constants
18699 make sure to never overflow.
18701 2008-04-29 Nick Clifton <nickc@redhat.com>
18703 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
18705 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18708 * optc-gen.awk: Work around HP-UX/IA awk bug.
18710 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
18712 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
18715 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
18718 * config/i386/i386.md
18719 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
18720 Change operand 1 predicate to nonimmediate_operand.
18722 2008-04-28 Jakub Jelinek <jakub@redhat.com>
18725 * dwarf2out.c (struct die_struct): Mark as chain_circular through
18727 * gengtype.c (walk_type, write_func_for_structure): Handle
18729 * doc/gty.texi: Document chain_circular.
18731 2008-04-28 Richard Guenther <rguenther@suse.de>
18733 PR tree-optimization/36066
18734 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
18737 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
18740 * config/i386/i386.md
18741 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
18742 Use match_scratch instead of match_operand for operands 3 and 4.
18744 2008-04-27 Richard Guenther <rguenther@suse.de>
18746 PR tree-optimization/18754
18747 PR tree-optimization/34223
18748 * tree-pass.h (pass_complete_unrolli): Declare.
18749 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
18750 loop size before and after unconditionally of UL_NO_GROWTH in effect.
18751 Rewrite loop into loop closed SSA form if it is not already.
18752 (tree_unroll_loops_completely): Re-structure to iterate over
18753 innermost loops with intermediate CFG cleanups.
18754 Unroll outermost loops only if requested or the code does not grow
18756 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
18757 loops are available.
18758 (tree_vectorize): Instead do so here.
18759 (tree_complete_unroll): Also unroll outermost loops.
18760 (tree_complete_unroll_inner): New function.
18761 (gate_tree_complete_unroll_inner): Likewise.
18762 (pass_complete_unrolli): New pass.
18763 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
18764 uses outside of the loop.
18765 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
18766 form if it is available.
18767 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
18768 * passes.c (init_optimization_passes): Schedule complete inner
18769 loop unrolling pass before the first CCP pass after final inlining.
18771 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
18773 * targhooks.h (default_emutls_var_fields,
18774 default_emutls_var_init): Declare.
18775 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
18776 * target.h (struct gcc_target): Add struct emutls member.
18777 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
18778 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
18779 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
18780 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
18781 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
18782 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
18783 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
18784 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
18785 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
18786 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
18787 emit debug information.
18788 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
18789 * varasm.c: Include targhooks.h.
18790 (emutls_object_section, emutls_tmpl_section): New.
18791 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
18792 (EMUTLS_SEPARATOR): New.
18793 (prefix_name): New.
18794 (get_emutls_object_name): New.
18795 (default_emutls_var_fields): New, broken out of ...
18796 (get_emutls_object_type): ... here. Adjust to use target hooks.
18797 (get_emutls_init_templ_addr): Adjust to use target hooks.
18798 (emutls_decl): Adjust to use target hooks.
18799 (emutls_finish): Likewise.
18800 (default_emutls_var_init): New, broken out of ...
18801 (assemble_variable): ... here. Adjust to use target hooks.
18802 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
18803 SECCAT_EMUTLS_TMPL.
18804 * c-common.c (handle_section_attribute): Prevent overriding
18805 sections for emulated tls with special sections.
18806 * config/i386/i386.c (x86_64_elf_select_section): Add
18807 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
18808 (x86_64_elf_unique_section): Likewise.
18809 * config/vxworks.c: Include tree.h.
18810 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
18811 (vxworks_override_options): Set TLS scheme.
18812 * doc/tm.texi (Emulated TLS): New node.
18814 2008-04-26 Simon Baldwin <simonb@google.com>
18817 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
18818 with propagated string constants.
18820 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
18822 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
18823 constraint for operand 2 when operand 0 is memory operand.
18824 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
18825 operand 0 is memory operand.
18826 (fix_trunc<mode>_i387_with_temp): Ditto.
18827 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
18828 operand 2 when operand 1 is memory operand.
18829 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
18830 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
18831 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
18832 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
18833 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
18834 operands 2,3 and 4 when operand 1 is memory operand.
18835 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
18837 (fistdi2_floor_with_temp): Ditto.
18838 (fist<mode>2_floor_with_temp): Ditto.
18839 (fistdi2_ceil_with_temp): Ditto.
18840 (fist<mode>2_ceil_with_temp): Ditto.
18841 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
18843 2008-04-26 David Daney <ddaney@avtrex.com>
18845 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
18847 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
18848 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
18849 UNSPEC_UPDATE_GOT_VERSION): Renumber.
18850 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
18851 (compare_and_swap_12): New insn.
18852 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
18853 * config/mips/mips.c (mips_force_binary): New function.
18854 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
18855 (mips_expand_compare_and_swap_12): New function.
18856 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
18858 2008-04-25 Jan Hubicka <jh@suse.cz>
18861 * cfgexpand.c (pass_expand): Turn into RTL pass.
18862 * passes.c (execute_one_pass): Do pass typechecking after execution.
18863 * tree-pass.h (pass_expand): Turn into RTL pass.
18865 * function.h (struct rtl_data): Move here fields
18866 accesses_prior_frames, calls_eh_return, saves_all_registers,
18867 has_nonlocal_goto, has_asm_statement, is_thunk,
18868 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
18869 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
18870 arg_pointer_save_area_init from struct function; turn into bool.
18871 (struct function): Move
18872 calls_eh_return, saves_all_registers, has_nonlocal_goto,
18873 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
18874 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
18875 tail_call_emit, arg_pointer_save_area_init
18876 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
18877 (current_function_returns_struct, current_function_returns_pcc_struct,
18878 current_function_calls_setjmp, current_function_calls_alloca,
18879 current_function_accesses_prior_frames,
18880 current_function_calls_eh_return, current_function_is_thunk,
18881 current_function_stdarg, current_function_profile,
18882 current_function_limit_stack, current_function_uses_pic_offset_table,
18883 current_function_uses_const_pool, current_function_has_nonlocal_label,
18884 current_function_saves_all_registers,
18885 current_function_has_nonlocal_goto,
18886 current_function_has_asm_statement): Remove accesor macros.
18887 * ra-conflict.c (global_conflicts): Update.
18888 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
18889 (suitable_for_tail_call_opt_p): Update.
18890 * builtins.c (expand_builtin_return_addr): Update.
18891 (expand_builtin_setjmp_setup): Update.
18892 (expand_builtin_nonlocal_goto): Update.
18893 * final.c (final_start_function): Update.
18894 (profile_function): Update.
18895 (leaf_function_p): Update.
18896 (only_leaf_regs_used): Update.
18897 * df-scan.c (df_get_exit_block_use_set): Update.
18898 * dojump.c (clear_pending_stack_adjust): Update.
18899 * tree-stdarg.c (gate_optimize_stdarg): Update.
18900 * gimple-low.c (lower_function_body): Update.
18901 * global.c (compute_regsets): Update.
18902 (global_alloc): Update.
18903 * dwarf2out.c (dwarf2out_begin_prologue): Update.
18904 * expr.c (expand_assignment): Update.
18905 * dse.c (dse_step0): Update.
18906 (dse_step1): Update.
18907 * c-decl.c (store_parm_decls): Update.
18908 * local-alloc.c (combine_regs): Update.
18909 (find_free_reg): Update.
18910 * function.c (assign_parms_augmented_arg_list): Update.
18911 (assign_parm_find_data_types): Update.
18912 (assign_parms): Update.
18913 (allocate_struct_function): Update.
18914 (expand_function_start): Update.
18915 (expand_function_end): Update.
18916 (get_arg_pointer_save_area): Update.
18917 (thread_prologue_and_epilogue_insns): Update.
18918 (rest_of_match_asm_constraints): Update.
18919 * stor-layout.c (variable_size): Update.
18920 * gcse.c (gcse_main): Update.
18921 (bypass_jumps): Update.
18922 * gimplify.c (gimplify_function_tree): Update.
18923 * calls.c (emit_call_1): Update.
18924 (expand_call): Update.
18925 * bt-load.c (compute_defs_uses_and_gen): Update.
18926 * except.c (sjlj_assign_call_site_values): Update.
18927 (sjlj_emit_function_enter): Update.
18928 (can_throw_external): Update.
18929 (set_nothrow_function_flags): Update.
18930 (expand_builtin_unwind_init): Update.
18931 (expand_eh_return): Update.
18932 (convert_to_eh_region_ranges): Update.
18933 (output_function_exception_table): Update.
18934 * emit-rtl.c (gen_tmp_stack_mem): Update.
18935 * cfgexpand.c (expand_used_vars): Update.
18936 (tree_expand_cfg): Update.
18937 * cfgcleanup.c (rest_of_handle_jump): Update.
18938 * explow.c (allocate_dynamic_stack_space): Update.
18939 * varasm.c (assemble_start_function): Update.
18940 (force_const_mem): Update.
18941 (mark_constant_pool): Update.
18942 * tree-optimize.c (tree_rest_of_compilation): Update.
18943 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
18944 * tree-cfg.c (notice_special_calls): Update.
18945 (is_ctrl_altering_stmt): Update.
18946 (tree_can_make_abnormal_goto): Update.
18947 (tree_purge_dead_abnormal_call_edges): Update.
18948 * config/alpha/predicates.md: Update.
18949 * config/alpha/alpha.c (alpha_sa_mask): Update.
18950 (alpha_sa_size): Update.
18951 (alpha_does_function_need_gp): Update.
18952 (alpha_expand_prologue): Update.
18953 (alpha_start_function): Update.
18954 (alpha_output_function_end_prologue): Update.
18955 (alpha_expand_epilogue): Update.
18956 * config/frv/frv.c (frv_stack_info): Update.
18957 (frv_expand_epilogue): Update.
18958 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
18959 (s390_register_info): Update.
18960 (s390_frame_info): Update.
18961 (s390_init_frame_layout): Update.
18962 (s390_can_eliminate): Update.
18963 (save_gprs): Update.
18964 * config/spu/spu.c (spu_split_immediate): Update.
18965 (need_to_save_reg): Update.
18966 (spu_expand_prologue): Update.
18967 (spu_expand_epilogue): Update.
18968 * config/sparc/sparc.md: Update.
18969 * config/sparc/sparc.c (eligible_for_return_delay): Update.
18970 (sparc_tls_got): Update.
18971 (legitimize_pic_address): Update.
18972 (sparc_emit_call_insn): Update.
18973 (sparc_expand_prologue): Update.
18974 (output_return): Update.
18975 (print_operand): Update.
18976 (sparc_function_ok_for_sibcall): Update.
18977 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
18978 * config/m32r/m32r.md: Update.
18979 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
18980 (m32r_compute_frame_size): Update.
18981 (m32r_expand_prologue): Update.
18982 (m32r_expand_epilogue): Update.
18983 (m32r_legitimize_pic_address): Update.
18984 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
18985 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
18986 * config/i386/i386.c (ix86_frame_pointer_required): Update.
18987 (gen_push): Update.
18988 (ix86_save_reg): Update.
18989 (ix86_compute_frame_layout): Update.
18990 (ix86_expand_prologue): Update.
18991 (ix86_expand_epilogue): Update.
18992 * config/sh/sh.c (output_stack_adjust): Update.
18993 (calc_live_regs): Update.
18994 (sh5_schedule_saves): Update.
18995 (sh_expand_prologue): Update.
18996 (sh_expand_epilogue): Update.
18997 (sh_setup_incoming_varargs): Update.
18998 (sh_allocate_initial_value): Update.
18999 (sh_get_pr_initial_val): Update.
19000 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
19001 * config/sh/sh.md (label:): Update.
19002 * config/avr/avr.c (out_movhi_mr_r): Update.
19003 * config/crx/crx.h (enum): Update.
19004 * config/xtensa/xtensa.h (along): Update.
19005 * config/stormy16/stormy16.c Update.
19006 (xstormy16_compute_stack_layout): Update.
19007 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
19008 (fr30_expand_prologue): Update.
19009 * config/cris/cris.c (cris_conditional_register_usage): Update.
19010 (cris_reg_saved_in_regsave_area): Update.
19011 (cris_initial_frame_pointer_offset): Update.
19012 (cris_simple_epilogue): Update.
19013 (cris_expand_prologue): Update.
19014 (cris_expand_epilogue): Update.
19015 (cris_expand_pic_call_address): Update.
19016 (cris_asm_output_symbol_ref): Update.
19017 (cris_asm_output_label_ref): Update.
19018 * config/cris/cris.md Update.
19019 * config/iq2000/iq2000.c (compute_frame_size): Update.
19020 (iq2000_expand_epilogue): Update.
19021 * config/mt/mt.h (save_direction): Update.
19022 * config/mn10300/mn10300.c (mn10300_function_value): Update.
19023 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
19024 (ia64_secondary_reload_class): Update.
19025 * config/m68k/m68k.c (m68k_save_reg): Update.
19026 (m68k_expand_prologue): Update.
19027 (m68k_expand_epilogue): Update.
19028 (legitimize_pic_address): Update.
19029 * config/rs6000/rs6000.c (rs6000_got_register): Update.
19030 (first_reg_to_save): Update.
19031 (first_altivec_reg_to_save): Update.
19032 (compute_vrsave_mask): Update.
19033 (compute_save_world_info): Update.
19034 (rs6000_stack_info): Update.
19035 (spe_func_has_64bit_regs_p): Update.
19036 (rs6000_ra_ever_killed): Update.
19037 (rs6000_emit_eh_reg_restore): Update.
19038 (rs6000_emit_allocate_stack): Update.
19039 (rs6000_emit_prologue): Update.
19040 (rs6000_emit_epilogue): Update.
19041 (rs6000_output_function_epilogue): Update.
19042 (output_profile_hook): Update.
19043 (rs6000_elf_declare_function_name): Update.
19044 * config/rs6000/rs6000.h (rs6000_args): Update.
19045 * config/rs6000/rs6000.md: Update.
19046 * config/mcore/mcore.c (mcore_expand_prolog): Update.
19047 * config/arc/arc.c (arc_output_function_epilogue): Update.
19048 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
19049 * config/darwin.c (machopic_function_base_name): Update.
19050 * config/score/score3.c (score3_compute_frame_size): Update.
19053 (score3_epilogue): Update.
19054 * config/score/score7.c (score7_compute_frame_size): Update.
19055 (score7_prologue): Update.
19056 (score7_epilogue): Update.
19057 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
19058 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
19059 * config/arm/arm.c (use_return_insn): Update.
19060 (require_pic_register): Update.
19061 (arm_load_pic_register): Update.
19062 (arm_compute_save_reg0_reg12_mask): Update.
19063 (arm_compute_save_reg_mask): Update.
19064 (thumb1_compute_save_reg_mask): Update.
19065 (output_return_instruction): Update.
19066 (arm_output_function_prologue): Update.
19067 (arm_output_epilogue): Update.
19068 (arm_get_frame_offsets): Update.
19069 (arm_expand_prologue): Update.
19070 (thumb_pushpop): Update.
19071 (thumb_exit): Update.
19072 (thumb1_expand_prologue): Update.
19073 (thumb1_expand_epilogue): Update.
19074 (arm_unwind_emit): Update.
19075 (arm_output_fn_unwind): Update.
19076 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
19077 * config/arm/arm.md: Update.
19078 * config/pa/pa.md: Update.
19079 * config/pa/pa.c (legitimize_pic_address): Update.
19080 (compute_frame_size): Update.
19081 (hppa_expand_prologue): Update.
19082 (hppa_expand_epilogue): Update.
19083 (borx_reg_operand): Update.
19084 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
19085 (HARD_REGNO_RENAME_OK): Update.
19086 * config/mips/mips.c (mips_global_pointer): Update.
19087 (mips_save_reg_p): Update.
19088 (mips_compute_frame_info): Update.
19089 (mips_frame_pointer_required): Update.
19090 (mips_expand_prologue): Update.
19091 (mips_expand_epilogue): Update.
19092 (mips_can_use_return_insn): Update.
19093 (mips_reorg_process_insns): Update.
19094 * config/v850/v850.c (compute_register_save_size): Update.
19095 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
19096 * config/mmix/mmix.c (along): Update.
19097 (mmix_expand_epilogue): Update.
19098 * config/bfin/bfin.c (legitimize_pic_address): Update.
19099 (must_save_p): Update.
19100 (stack_frame_needed_p): Update.
19101 (add_to_reg): Update.
19102 (bfin_expand_prologue): Update.
19103 * stmt.c (expand_asm_operands): Update.
19104 * reload1.c (reload): Update.
19105 (init_elim_table): Update.
19107 2008-04-25 Bob Wilson <bob.wilson@acm.org>
19109 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
19111 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
19113 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
19114 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
19115 (mov<mode>): Removed.
19116 (*movv4sf_internal): Likewise.
19117 (*movv2df_internal): Likewise.
19119 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
19121 * config.gcc (crx-*-elf): Remove deprecation.
19123 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
19125 * config/i386/cygming-crtend.c (register_frame_ctor): Register
19126 __gcc_deregister_frame with atexit.
19127 (deregister_frame_dtor): Remove.
19129 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
19130 Nathan Sidwell <nathan@codesourcery.com>
19132 * config/rs6000/rs6000.opt (mspe): Remove Var property.
19134 * config/rs6000/rs6000.h (rs6000_spe): Declare.
19135 (rs6000_isel): Likewise.
19136 * config/rs6000/rs6000.c (rs6000_spe): New variable.
19137 (rs6000_isel): New variable.
19138 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
19140 2008-04-24 Jakub Jelinek <jakub@redhat.com>
19143 * c-common.c (handle_vector_size_attribute): Call
19144 lang_hooks.types.reconstruct_complex_type instead of
19145 reconstruct_complex_type.
19146 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
19147 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
19148 * langhooks.h (struct lang_hooks_for_types): Add
19149 reconstruct_complex_type hook.
19150 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
19151 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
19153 2008-04-24 Richard Guenther <rguenther@suse.de>
19155 * c-common.h (check_builtin_function_arguments): Declare.
19156 * c-common.c (validate_nargs): New function.
19157 (check_builtin_function_arguments): Likewise.
19158 * c-typeck.c (build_function_call): Call
19159 check_builtin_function_arguments.
19160 * builtins.c (fold_builtin_classify): Remove error reporting code.
19161 (fold_builtin_unordered_cmp): Likewise.
19162 (fold_builtin_1): Likewise.
19163 (fold_builtin_n): Likewise.
19165 2008-04-24 Jakub Jelinek <jakub@redhat.com>
19167 PR tree-optimization/36008
19168 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
19169 the original op1, rather than delta by step.
19171 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
19172 Sebastian Pop <sebastian.pop@amd.com>
19174 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
19175 eliminate_local_variables_stmt, eliminate_local_variables,
19176 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
19177 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
19178 of code delimited by two edges in the CFG.
19179 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
19180 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
19181 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
19182 the case of parallelisation of reductions.
19183 (expr_invariant_in_region_p): New.
19185 * tree-flow.h (gather_blocks_in_sese_region): Declared.
19186 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
19188 2008-04-24 Ira Rosen <irar@il.ibm.com>
19189 Richard Guenther <rguenther@suse.de>
19191 PR tree-optimization/36034
19192 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
19193 incapable of dealing with loads with gaps.
19195 2008-04-24 Rafael Espíndola <espindola@google.com>
19197 * tree-flow.h (vrp_evaluate_conditional): Change signature.
19198 * tree-ssa-propagate.c (fold_predicate_in): Update call to
19199 vrp_evaluate_conditional.
19200 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
19201 (vrp_evaluate_conditional): Split the cond argument.
19202 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
19203 (simplify_stmt_for_jump_threading): Update call to
19204 vrp_evaluate_conditional.
19206 2008-04-24 Ira Rosen <irar@il.ibm.com>
19208 PR tree-optimization/35982
19209 * tree-vect-analyze.c (vect_check_interleaving): Check that the
19210 interleaved data-refs are of the same type.
19212 2008-04-24 Danny Smith <dannysmith@users.net>
19214 * c-format.c (check_format_info_main): Use strncmp rather than a
19215 magic prefix to handle multichar length specs.
19216 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
19217 Don't prefix "I64" and "I32" with '\0'.
19219 2008-04-24 Jakub Jelinek <jakub@redhat.com>
19222 * config/i386/i386.c (init_cumulative_args): Don't pass anything
19223 in registers for -m32 only if stdarg_p (fntype).
19225 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
19227 PR rtl-optimization/36006
19228 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
19229 temp to op0 in order to avoid invalid rtx sharing.
19231 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
19233 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
19234 check TREE_INVARIANT.
19235 * tree-gimple.c (is_gimple_address): New.
19236 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
19237 * tree-gimple.h (is_gimple_address): New.
19238 * tree.h (decl_address_invariant_p): New.
19239 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
19240 (build_string): Likewise.
19241 (decl_address_invariant_p): New, from is_gimple_invariant_address.
19242 (tree_invariant_p_1): Likewise.
19243 (save_expr): Use it.
19244 (tree_invariant_p): New.
19245 (skip_simple_arithmetic): Use it.
19246 (stabilize_reference_1): Use it.
19247 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
19249 (build1_stat): Drop code to compute TREE_INVARIANT.
19250 (build2_stat): Drop code to compute TREE_INVARIANT.
19251 (build3_stat): Drop code to compute TREE_INVARIANT.
19252 (build4_stat): Drop code to compute TREE_INVARIANT.
19253 (build5_stat): Drop code to compute TREE_INVARIANT.
19254 (build7_stat): Drop code to compute TREE_INVARIANT.
19255 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
19256 * tree.h (struct tree_base): Remove invariant_flag.
19257 (TREE_INVARIANT): Remove.
19258 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
19259 (fold_builtin_expect): Check TREE_CONSTANT.
19260 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
19261 * c-tree.h (c_expr_to_decl): Drop third parameter.
19262 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
19263 (build_c_cast): Don't set TREE_INVARIANT.
19264 (pop_init_level): Don't set TREE_INVARIANT.
19265 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
19266 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
19268 (gimplify_init_constructor): Don't set TREE_INVARIANT.
19269 (gimplify_addr_expr): Adjust comment.
19270 * tree-mudflap.c (mf_build_string):
19271 * print-tree.c (print_node): Don't print TREE_INVARIANT.
19272 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
19273 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
19274 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
19275 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
19276 * langhooks.h (struct lang_hooks): Drop third parameter from
19279 2008-04-23 Richard Guenther <rguenther@suse.de>
19281 PR tree-optimization/27799
19282 PR tree-optimization/32921
19283 PR tree-optimization/32624
19284 * tree-ssa-structalias.c (merge_smts_into): Only merge the
19285 SMTs aliases and the tag itself into the solution.
19286 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
19287 merge the points-to solution back into the SMT aliases.
19288 (may_alias_p): Use alias_set_subset_of instead of
19289 aliases_conflict_p. A pointer which points to
19290 memory with alias set zero may access any variable.
19292 2008-04-23 Richard Guenther <rguenther@suse.de>
19294 * alias.c (alias_set_subset_of): Correctly handle asking
19295 if zero is a subset of an alias set with zero child.
19296 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
19297 (compute_flow_insensitive_aliasing): Correctly walk all
19298 pointers. Do not unnecessarily union sets.
19300 2008-04-23 Richard Guenther <rguenther@suse.de>
19302 PR middle-end/36021
19303 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
19305 2008-04-22 Tomas Bily <tbily@suse.cz>
19307 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
19309 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
19311 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
19312 * tree-ssa-structalias.c (get_constraint_for): Likewise.
19313 * tree-inline.c (estimate_num_insns_1): Likewise.
19314 * varasm.c (const_hash_1, compare_constant, copy_constant)
19315 (compute_reloc_for_constant, output_addressed_constants): Likewise.
19316 * emit-rtl.c (component_ref_for_mem_expr)
19317 (set_mem_attributes_minus_bitpos): Likewise.
19318 * expr.c (highest_pow2_factor, expand_expr_real_1, )
19319 (is_aligning_offset): Likewise.
19320 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
19321 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
19322 * dojump.c (do_jump): Likewise.
19323 * builtins.c (get_pointer_alignment, get_memory_rtx)
19324 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
19325 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
19327 2008-04-23 Jakub Jelinek <jakub@redhat.com>
19329 PR rtl-optimization/36017
19330 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
19331 expanding the library call.
19333 2008-04-22 Ian Lance Taylor <iant@google.com>
19335 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
19336 than size_in_bytes.
19338 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
19340 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
19341 of LR/CTR moves for Power6.
19343 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
19345 PR middle-end/36003
19346 * passes.c (init_optimization_passes): Remove
19347 pass_fast_rtl_byte_dce.
19349 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
19352 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
19353 builtin functions to generate faster code.
19354 (_mm_cvtpu16_ps): Ditto.
19355 (_mm_cvtpi32x2_ps): Ditto.
19357 2008-04-22 Nick Clifton <nickc@redhat.com>
19359 * common.opt (ftree-loop-distribution): Add Optimization
19362 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
19363 (frv_expand_builtin_va_start): Likewise.
19365 * config/arm/arm.c (thumb_find_work_register): Fix location of
19366 argument register count.
19368 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
19370 Support scheduling for ColdFire V1 and V3 microarchitecture.
19371 Improve scheduling of multiplication instructions.
19373 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
19374 (mac): New instruction attribute.
19375 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
19376 (m68k_sched_mac): New variable.
19377 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
19378 Handle cfv1 and cfv3.
19379 (max_insn_size): New static variable.
19380 (struct _sched_ib): New type.
19381 (sched_ib): New static variable.
19382 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
19383 to fields of 'struct _sched_ib sched_ib'. Update all uses.
19384 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
19386 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
19387 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
19388 new variables. Update.
19389 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
19390 Add modeling of cfv3 instruction buffer. Update.
19391 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
19392 * config/m68k/m68k.h (TUNE_CFV3): New macro.
19393 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
19394 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
19395 a particular reservation applies to.
19396 (type2): Reorganize attribute values. Rename alu to alu_reg,
19397 alu_l to alu, move_l to omove. Join move to alu. Split mul
19398 to mul_l and mul_w.
19399 (cf_ib_*): Simplify description of instruction buffer.
19400 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
19401 (cf_mem): Split into cf_mem1 and cf_mem2.
19402 (cf_v2_move_??): Rename to cfv12_alu_??.
19403 (cf_v2_move_l_??): Rename to cfv12_omove_??.
19404 (cf_v2_mul_??): Remove reservations.
19405 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
19406 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
19407 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
19409 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
19410 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
19411 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
19412 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
19413 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
19414 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
19415 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
19416 expansions of the above reservations for instructions of sizes
19419 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
19421 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
19423 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
19425 * coverage.c: Include tree-pass.h.
19426 (coverage_counter_alloc): Print da_file_name to the dump file.
19428 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
19430 * sbitmap.c (sbitmap_range_empty_p): New function.
19431 * sbitmap.h (sbitmap_range_empty_p): New function.
19432 * bitmap.h: Now includes obstack.h.
19434 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
19435 Kenneth Zadeck <zadeck@naturalbridge.com>
19437 * dbgcnt.def (ra_byte_scan): Added.
19438 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
19439 when the last hit happens for a counter.
19440 * timevar.def (TV_DF_BYTE_LR): New variable.
19441 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
19442 * passes.c (pass_fast_rtl_byte_dce): New pass.
19443 * fwprop.c (update_df): Added mode to call df_ref_create.
19444 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
19445 DF_REF_EXTRACT_OFFSET.
19446 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
19447 DF_BYTE_LR_OUT, df_byte_lr): New macro.
19449 (df_ref_extract): Added mode field.
19450 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
19451 DF_REF_EXTRACT_OFFSET.
19452 (DF_REF_EXTRACT_MODE): New macro.
19453 (df_byte_lr_bb_info): New structure.
19454 (df_print_byte_regset, df_compute_accessed_bytes,
19455 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
19456 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
19457 df_byte_lr_simulate_uses,
19458 df_byte_lr_simulate_artificial_refs_at_top,
19459 df_byte_lr_simulate_artificial_refs_at_end,
19460 df_compute_accessed_bytes): New function.
19461 (df_ref_create): Add parameter.
19462 (df_byte_lr_get_bb_info): New inline function.
19463 * df-scan.c (df_ref_record, df_uses_record,
19464 df_ref_create_structure): Added mode parameter.
19465 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
19466 df_defs_record, df_uses_record, df_get_conditional_uses,
19467 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
19468 df_entry_block_defs_collect, df_exit_block_uses_collect):
19469 Added mode parameter to calls to df_ref_record, df_uses_record,
19470 df_ref_create_structure.
19471 (df_ref_equal_p, df_ref_compare): Added test for modes.
19472 (df_ref_create_structure): Added code to set mode. Renamed
19473 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
19474 DF_REF_EXTRACT_OFFSET.
19475 * df-core.c (df_print_byte_regset): New function.
19476 * df-byte-scan.c: New file.
19477 * df-problems.c (df_rd_transfer_function): Removed unnecessary
19478 calls to BITMAP_FREE.
19479 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
19480 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
19481 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
19482 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
19483 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
19484 df_byte_lr_local_compute, df_byte_lr_init,
19485 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
19486 df_byte_lr_transfer_function, df_byte_lr_free,
19487 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
19488 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
19489 df_byte_lr_simulate_uses,
19490 df_byte_lr_simulate_artificial_refs_at_top,
19491 df_byte_lr_simulate_artificial_refs_at_end): New function.
19492 * dce.c (byte_dce_process_block): New function.
19493 (dce_process_block): au is now passed in rather than computed
19494 locally. Changed loops that look at artificial defs to not look
19495 for conditional or partial ones, because there never are any.
19496 (fast_dce): Now is able to drive byte_dce_process_block or
19497 dce_process_block depending on the kind of dce being done.
19498 (rest_of_handle_fast_dce): Add parameter to fast_dce.
19499 (rest_of_handle_fast_byte_dce): New function.
19500 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
19501 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
19503 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
19506 * gcc.h: Added fortran options that take arguments to
19507 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
19510 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
19512 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
19513 scalarization if on the LHS and not a full access.
19515 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19517 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
19519 2008-04-18 Rafael Espíndola <espindola@google.com>
19521 * tree-vrp.c (find_case_label_index): Fix the binary search.
19522 (find_case_label_range): New.
19523 (vrp_visit_switch_stmt): Use find_case_label_range.
19524 (simplify_switch_using_ranges): Use find_case_label_range.
19526 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
19528 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
19529 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
19531 2008-04-18 Tom Tromey <tromey@redhat.com>
19534 * doc/cpp.texi (Implementation-defined behavior): Mention
19537 2008-04-18 Ian Lance Taylor <iant@google.com>
19539 * fold-const.c (pointer_may_wrap_p): New static function.
19540 (fold_comparison): Add another test for pointer overflow. Use
19541 pointer_may_wrap_p to disable some false positives.
19543 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
19545 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
19546 (fname_as_string): Match updated cpp_interpret_string prototype.
19547 (fix_string_type): Support char16_t* and char32_t*.
19548 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
19549 derivative) nodes. Register as builtin if C++0x.
19550 (c_parse_error): Support CPP_CHAR{16,32}.
19551 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
19552 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
19553 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
19554 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
19555 CTI_CHAR32_ARRAY_TYPE>: New elements.
19556 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
19557 char32_type_node, signed_char32_type_node, char16_array_type_node,
19558 char32_array_type_node): New defines.
19559 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
19560 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
19561 (lex_string): Support CPP_STRING{16,32}, match updated
19562 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
19563 (lex_charconst): Support CPP_CHAR{16,32}.
19564 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
19565 and CPP_STRING{16,32}.
19567 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
19570 * aclocal.m4: Regenerate.
19571 * configure: Regenerate.
19573 2008-04-18 Jan Hubicka <jh@suse.cz>
19575 * except.c (dw2_size_of_call_site_table,
19576 sjlj_size_of_call_site_table): Use vector API for call_site_record.
19578 * cgraphbuild.c (build_cgraph_edges): Update.
19579 * tree-pass.h: Update comment.
19580 * final.c (leaf_function_p): Update.
19581 (leaf_renumber_regs): Update.
19582 (rest_of_clean_state): Update.
19583 * omp-low.c (expand_omp_parallel): Update.
19584 * ipa-reference.c (analyze_function): Update.
19585 * reorg.c (find_end_label): Update.
19586 (optimize_skip): Update.
19587 (fill_simple_delay_slots): Update.
19588 (fill_simple_delay_slots): Update.
19589 (make_return_insns): Update.
19590 (dbr_schedule): Update.
19591 * gimple-low.c (record_vars_into): Update.
19592 * cfgbuild.c (make_edges): Update.
19593 * function.c (assign_stack_local): Update.
19594 (assign_parm_adjust_stack_rtl): Update.
19595 (locate_and_pad_parm): Update.
19596 (allocate_struct_function): Do not initialize stack_alignment_needed
19597 and preferred_stack_boundary here.
19598 (stack_protect_prologue): Update.
19599 (stack_protect_epilogue): Update.
19600 (expand_function_start): Initialize stack_alignment_needed,
19601 preferred_stack_boundary and max_jumptable_ents.
19602 (expand_function_end): Update.
19603 (free_after_compilation): Do not NULLify epilogue_delay_list.
19604 * function.h (struct rtl_data): Add stack_protect_guard,
19605 stack_alignment_needed,
19606 preferred_stack_boundary, epilogue_delay_list.
19607 (struct function): Remove value_histograms, stack_alignment_needed,
19608 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
19610 unexpanded_var_list, stack_protect_guard.
19611 (current_function_epilogue_delay_list): Remove.
19612 * ipa-type-escape.c (analyze_function): Update.
19613 * gimplify.c (pop_gimplify_context): Update comment.
19614 * calls.c (expand_call): Update.
19615 (emit_library_call_value_1): Update.
19616 * except.c (set_nothrow_function_flags): Update.
19617 * cfgexpand.c (get_decl_align_unit): Update.
19618 (create_stack_guard): Update.
19619 (estimated_stack_frame_size): Update.
19620 (expand_used_vars): Update.
19621 (tree_expand_cfg): Free histogram earliers, init expansion variables.
19622 * explow.c (allocate_dynamic_stack_space): Update.
19623 * tree-ssa-live.c (remove_unused_locals): Update.
19624 * varasm.c (mark_constant_pool): Update.
19625 * tree-inline.c (remap_decls): Update.
19626 (initialize_cfun): Update.
19627 (declare_return_variable): Update.
19628 (inline_forbidden_p): Update.
19629 (expand_call_inline): Update.
19630 (declare_inline_vars): Update.
19631 (tree_function_versioning): Update.
19632 * tree-flow.h (value_histograms): New.
19633 (VALUE_HISTOGRAMS): New macro.
19634 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
19636 * tree-cfg.c (set_bb_for_stmt): Update.
19637 (replace_by_duplicate_decl): Update.
19638 (move_block_to_fn): Update.
19639 (new_label_mapper): Update.
19640 (dump_function_to_file): Update.
19641 * ipa-struct-reorg.c (build_data_structure): Update.
19642 * cfgrtl.c (print_rtl_with_bb): Update.
19643 * reload1.c (reload): Update.
19645 * config/i386/i386.c (setup_incoming_varargs_64,
19646 ix86_compute_frame_layout): Update.
19647 * config/arc/arc.c (arc_output_function_epilogue): Update.
19649 2008-04-18 Marius Strobl <marius@FreeBSD.org>
19651 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
19652 for FreeBSD as well.
19653 * gthr-posix95.h: Likewise.
19655 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
19657 PR rtl-optimization/35838
19658 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
19659 out the byte offset of the first subreg.
19661 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
19663 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
19664 to split_ti instead of three separate calls with single member arrays.
19665 (subti3 splitter): Ditto.
19666 (adddi3 splitter): Ditto with split_di.
19667 (subdi3 splitter): Ditto.
19668 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
19669 two separate calls with single member arrays. Swap match_dup
19670 operands 1 and 2 to better fit into the array.
19671 (negdi2 splitter): Ditto with split_di.
19672 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
19673 two separate calls with single member arrays. Swap match_dup operands
19674 6 and 7 to better fit into the array.
19676 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
19678 * config/i386/i386.c (sse_builtin_type): New.
19679 (bdesc_sse_args): Likewise.
19680 (bdesc_sse_3arg): Removed.
19681 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
19682 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
19683 IX86_BUILTIN_ROUNDPS.
19684 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
19685 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
19686 IX86_BUILTIN_ROUNDPS.
19687 (ix86_expand_sse_4_operands_builtin): Removed.
19688 (ix86_expand_sse_operands_builtin): New.
19689 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
19690 and CODE_FOR_sse4_1_roundps.
19691 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
19692 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
19694 2008-04-17 Alan Modra <amodra@bigpond.net.au>
19697 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
19698 regs before frame pop when needed. If use_backchain_to_restore_sp
19699 then load backchain into a temp reg to restore vr and vrsave. Add
19700 code to restore vr after frame pop if possible.
19702 2008-04-17 Richard Guenther <rguenther@suse.de>
19704 * tree-vn.c (expressions_equal_p): Do not check type
19705 equality or compatibility before calling operand_equal_p.
19706 * fold-const.c (operand_equal_p): Check equivalence of
19707 integer constants before bailing out due to signedness or
19708 precision differences.
19709 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
19710 spurious differences in type qualification. Ignore types
19711 for COMPONENT_REFs at all.
19713 2008-04-17 Christian Bruel <christian.bruel@st.com>
19715 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
19716 msw_skip comparison.
19718 2008-04-16 Jakub Jelinek <jakub@redhat.com>
19721 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
19724 PR tree-optimization/35899
19725 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
19726 rather than TREE_OPERAND.
19728 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
19731 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
19732 temporary registers. Change operand predicate to general_operand.
19733 (remainderxf3): Ditto.
19735 2008-04-16 Richard Guenther <rguenther@suse.de>
19737 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
19738 * tree-affine.c (aff_combination_expand): Look through some
19741 2008-04-15 Doug Kwan <dougkwan@google.com>
19743 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
19745 * tree-pretty-print.c (dump_generic_node): Ditto.
19746 * final.c (output_addr_const): Ditto.
19747 * dwarf2out.c (output_cfi): Ditto.
19748 * c-pretty-print.c (pp_c_integer_constant): Ditto.
19749 * print-rtl.c (print_rtx): Ditto.
19750 * print-tree.c (print_node_brief, print_node): Ditto.
19751 * c-common.c (match_case_to_enum_1): Ditto.
19752 * sched-vis.c (print_value): Ditto.
19753 * config/i386/i386.c (print_operand): Cast to long unsigned int
19756 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
19757 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
19758 MS Windows VirtualProtect function.
19760 2008-04-15 Jan Hubicka <jh@suse.cz>
19762 * gengtype.c (write_root): Param_is argument is OK.
19763 * expr.c (expand_expr_real_1): Update call of get_exception_*.
19764 * function.h: Include varray.h
19765 (rtl_eh): New stucture based on except.c one.
19766 (call_site_record): New forward declaration and vector type.
19767 * calls.c (emit_call_1): Do not call
19768 note_current_region_may_contain_throw.
19769 * except.c (eh_status): Remove cur_region, try_region since they are
19771 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
19772 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
19773 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
19774 Remove call_site_data_used, call_site_data_size.
19775 Turn call_site_record into vector in function.h.
19776 (note_current_region_may_contain_throw): Remove.
19777 (get_exception_pointer, get_exception_filter): Do not take struct
19778 function argument; update.
19779 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
19780 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
19781 build_post_landing_pads, dw2_build_landing_pads,
19782 sjlj_assign_call_site_values, sjlj_mark_call_sites,
19783 sjlj_emit_function_enter, sjlj_emit_function_enter,
19784 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
19785 sjlj_build_landing_pads, finish_eh_generation,
19786 remove_exception_handler_label, remove_eh_handler,
19787 maybe_remove_eh_handler, add_reachable_handler,
19788 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
19789 add_action_record, collect_one_action_chain, add_call_site,
19790 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
19791 sjlj_output_call_site_table, output_function_exception_table,
19792 * except.h (note_current_region_may_contain_throw): Remove
19793 (get_exception_pointer, get_exception_filter): Do not take struct
19795 * Makefile.in (GTFILES): Put varargs before struct function.
19797 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
19799 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
19800 punt for STRING_CST.
19801 (get_constraint_for): Deal with STRING_CST here instead.
19803 2008-04-15 Richard Guenther <rguenther@suse.de>
19805 * tree-ssa-propagate.c (substitute_and_fold): Substitute
19806 statements in a basic-block with a backward walk. Do not
19807 substitute into dead statements but instead remove those.
19809 2008-04-15 Richard Guenther <rguenther@suse.de>
19811 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
19812 to zero, thus disable creation of SFTs.
19814 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
19816 * tree-predcom.c (suitable_reference_p): Return false if the
19817 reference can throw.
19819 2008-04-15 Jakub Jelinek <jakub@redhat.com>
19822 * c-decl.c (finish_decl): If extern or static var has variable
19823 size, set TREE_TYPE (decl) to error_mark_node.
19825 2008-04-15 Rafael Espíndola <espindola@google.com>
19827 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
19830 2008-04-15 Richard Guenther <rguenther@suse.de>
19832 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
19833 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
19834 (visit_reference_op_load): Do walk vuse-vdef chains on
19835 vn_reference_lookup.
19836 (visit_reference_op_store): But do not here.
19837 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
19838 vn_reference_lookup.
19839 (vn_lookup_with_vuses): But do so here.
19841 2008-04-14 Ian Lance Taylor <iant@google.com>
19843 * fold-const.c (fold_overflow_warning): Remove assertion.
19845 2008-04-15 Ben Elliston <bje@au.ibm.com>
19847 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
19848 temp1 local variables.
19850 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
19853 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
19854 ".text.unlikely" section as executable.
19856 2008-04-14 James E. Wilson <wilson@tuliptree.org>
19858 * config/ia64/ia64.c (rtx_needs_barrier): Handle
19859 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
19860 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
19861 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
19862 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
19863 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
19864 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
19866 2008-04-14 Ian Lance Taylor <iant@google.com>
19868 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
19869 * fold-const.c (fold_comparison): If appropriate, test
19870 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
19871 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
19872 reassociating a pointer type.
19873 * doc/invoke.texi (Optimize Options): Document that
19874 -fstrict-overflow applies to pointer wraparound.
19876 2008-04-13 Jan Hubicka <jh@suse.cz>
19878 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
19880 2008-04-12 Andrew Pinski <pinskia@gmail.com>
19882 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
19883 we are going to "save the world".
19885 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
19887 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
19888 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
19889 operand 0 constraint, not "=".
19891 2008-04-11 James E. Wilson <wilson@tuliptree.org>
19893 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
19895 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
19897 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
19898 of size of positions_needed * CHAR_BIT.
19900 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
19902 PR middle-end/35897
19903 * dse.c (store_info): Change positions_needed to unsigned
19905 (lowpart_bitmask): New.
19906 (record_store): Cast to unsigned HOST_WIDE_INT for
19907 positions_needed. Assert width <= size of positions_needed *
19908 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
19909 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
19910 lowpart_bitmask to set mask.
19912 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
19914 * config/bfin/constraints.md: New file.
19915 * config/bfin/bfin.md: Include it.
19916 (adddi3): Use satisfies_constraint functions instead of the old macros.
19917 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
19918 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
19919 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
19920 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
19921 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
19922 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
19923 EXTRA_CONSTRAINT): Delete.
19924 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
19925 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
19927 * config/bfin/bfin.c: Include "tm-constrs.h".
19928 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
19929 Use satisfies_constraint functions instead of the old macros.
19930 * doc/md.texi (Blackfin Constraints): Update file name reference.
19932 2008-04-11 Richard Guenther <rguenther@suse.de>
19934 PR tree-optimization/35869
19935 * tree-vrp.c (execute_vrp): Move switch statement update after
19936 jump threading. Schedule another cfg cleanup run.
19938 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
19941 * attribs.c (decl_attributes): Return early on errorneous node.
19943 2008-04-10 Oleg Ryjkov <olegr@google.com>
19945 * tree.h (struct tree_base): Added a new flag default_def_flag.
19946 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
19948 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
19950 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
19952 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19955 * pa.md: Define mode iterator P. Define mode attribute dwc.
19956 (dcacheflush): Update pattern to use iterator P and attribute dwc.
19957 (icacheflush): Likewise.
19958 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
19959 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
19961 2008-04-11 Ben Elliston <bje@au.ibm.com>
19963 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
19965 2008-04-10 Rafael Espíndola <espindola@google.com>
19967 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
19968 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
19969 (extract_range_from_expr): The same.
19971 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
19973 * config/mips/mips.md (GPR2): New mode iterator.
19974 (seq): Add comment.
19975 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
19976 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
19977 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
19978 Rewrite these to take two modes, the mode of comparison and the
19979 mode of the destination.
19980 * config/mips/mips.c (mips_expand_scc): Instead of having
19981 paradoxical subreg as destination, expand "narrowing" scc if mode
19982 of comparison is SI and target is requested in DI mode.
19983 (mips_emit_int_order_test): Update comment. Make mode of
19984 comparison match CMP0 rather than TARGET. When creating inverse
19985 target use mode of TARGET.
19987 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
19989 * gcov-dump.c (tag_summary): Only print summaries for the first
19990 GCOV_COUNTERS_SUMMABLE counters.
19992 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
19994 * config/i386/i386.md (absneg): New code iterator.
19995 (absnegprefix): New code attribute.
19996 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
19997 patterns using absneg code iterator.
19998 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
19999 using absneg code iterator.
20000 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
20001 *neg<mode>2 patterns using absneg code iterator.
20002 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
20003 *negextendsfdf2 patterns using absneg code iterator.
20004 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
20005 *negextendsfxf2 patterns using absneg code iterator.
20006 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
20007 *negextendsfdf2 patterns using absneg code iterator.
20008 * config/i386/sse.md (<code><mode>2): Macroize expander from
20009 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
20011 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
20013 * config/s390/s390.h: Remove the remains of the recent search
20014 & replace action of current_function_outgoing_args_size.
20016 2008-04-10 Ira Rosen <irar@il.ibm.com>
20018 PR tree-optimization/35821
20019 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
20020 NEW_STMT_LIST is not NULL.
20022 2008-04-09 David Edelsohn <edelsohn@gnu.org>
20025 * toplev.c (process_options): Remove -ffunction-sections debugging
20028 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
20030 PR middle-end/PR28690
20031 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
20032 than gen_rtx_fmt_ee to perform more canonicalizations.
20034 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20037 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
20039 2008-04-09 Richard Guenther <rguenther@suse.de>
20041 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
20042 (dump_function_to_file): Dump function arguments with types.
20044 2008-04-08 Richard Guenther <rguenther@suse.de>
20046 * fold-const.c (fold_widened_comparison): Do not allow
20047 sign-changes that change the result.
20049 2008-04-08 Janis Johnson <janis187@us.ibm.com>
20052 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
20053 kinds of indirect references.
20055 2008-04-08 David Edelsohn <edelsohn@gnu.org>
20057 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
20058 GNU Fortran language string.
20060 2008-04-08 Rafael Espíndola <espindola@google.com>
20062 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
20063 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
20064 * tree.h (tree_call_nonnegative_warnv_p): New.
20066 2008-04-08 Jan Hubicka <jh@suse.cz>
20068 * function.c (free_after_compilation): Clear out regno_reg_rtx
20071 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
20074 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
20076 PR middle-end/PR28690
20077 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
20078 same precedence as REG_POINTER and MEM_POINTER operands.
20080 2008-04-08 Richard Guenther <rguenther@suse.de>
20082 PR middle-end/35834
20083 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
20084 for adding index to base.
20086 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
20088 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
20089 (MINGW_ENABLE_EXECUTE_STACK): New.
20090 (IN_LIBGCC2): For libgcc include windows.h file for
20091 function declarations.
20093 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
20095 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
20096 and tem2 if tem1 is not a REG or MULT.
20098 2008-04-08 Jan Hubicka <jh@suse.cz>
20100 * function.h (incomming_args): Break out of struct function.
20101 (function_subsections): Break out of struct function.
20102 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
20103 return_rtx and hard_reg_initial_vals from struct function.
20104 Kill inl_max_label_num.
20105 (current_function_pops_args, current_function_args_info,
20106 current_function_args_size, current_function_args_size,
20107 current_function_pretend_args_size,
20108 current_function_outgoing_args_size,
20109 current_function_internal_arg_pointer, current_function_return_rtx):
20110 Kill compatibility accestor macros.
20111 * builtins.c (expand_builtin_apply_args_1): Update.
20112 (expand_builtin_next_arg): Update.
20113 * df-scan.c (df_get_call_refs): Update.
20114 * dbxout.c (dbxout_function_end): Update.
20115 * dwarf2out.c (dwarf2out_switch_text_section): Update.
20116 (output_line_info): Update.
20117 (secname_for_decl): Update.
20118 (dwarf2out_var_location): Update.
20119 * function.c (free_after_compilation): Update.
20120 (assign_parm_find_stack_rtl): Update.
20121 (assign_parms): Update.
20122 (expand_dummy_function_end): Update.
20123 (expand_function_end): Update.
20124 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
20125 (expand_call): Update.
20126 (emit_library_call_value_1): Update.
20127 (store_one_arg): Update.
20128 * varasm.c (initialize_cold_section_name): Update.
20129 (unlikely_text_section): Update.
20130 (unlikely_text_section_p): Update.
20131 (assemble_start_function): Update.
20132 (assemble_end_function): Update.
20133 (default_section_type_flags): Update.
20134 (switch_to_section): Update.
20135 * integrate.c (set_decl_abstract_flags): Update.
20136 (get_hard_reg_initial_val): Update.
20137 (has_hard_reg_initial_val): Update.
20138 (allocate_initial_values): Update.
20139 * resource.c (init_resource_info): Update.
20140 * config/alpha/alpha.c (NUM_ARGS): Update.
20141 (direct_return): Update.
20142 (alpha_va_start): Update.
20143 (alpha_sa_size): Update.
20144 (alpha_initial_elimination_offset): Update.
20145 (alpha_expand_prologue): Update.
20146 (alpha_start_function): Update.
20147 (alpha_expand_epilogue): Update.
20148 (unicosmk_initial_elimination_offset):
20149 * config/alpha/alpha.md (call expander): Update.
20150 * config/s390/s390.c (s390_register_info): Update.
20151 (s390_register_info): Update.
20152 (s390_frame_info): Update.
20153 (s390_initial_elimination_offset): Update.
20154 (s390_build_builtin_va_list): Update.
20155 (s390_va_start): Update.
20156 * config/spu/spu.c (direct_return): Update.
20157 (spu_expand_prologue): Update.
20158 (spu_initial_elimination_offset): Update.
20159 (spu_build_builtin_va_list): Update.
20160 (spu_va_start): Update.
20161 * config/sparc/sparc.c (sparc_init_modes): Update.
20162 (sparc_compute_frame_size): Update.
20163 (function_value): Update.
20164 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
20165 * config/i386/i386.md (return expander): Update.
20166 * config/i386/i386.c (ix86_va_start): Update.
20167 (ix86_can_use_return_insn_p): Update.
20168 (ix86_compute_frame_layout): Update.
20169 (ix86_expand_epilogue): Update.
20170 * config/sh/sh.c (output_stack_adjust): Update.
20171 (calc_live_regs): Update.
20172 (sh_expand_prologue): Update.
20173 (sh_builtin_saveregs): Update.
20174 (sh_va_start): Update.
20175 (initial_elimination_offset): Update.
20176 (sh_allocate_initial_value): Update.
20177 (sh_function_ok_for_sibcall): Update.
20178 (sh_get_pr_initial_val): Update.
20179 * config/sh/sh.md (return expander): Update.
20180 * config/avr/avr.c (frame_pointer_required_p): UPdate.
20181 * config/crx/crx.c (crx_compute_frame): UPdate.
20182 (crx_initial_elimination_offset): UPdate.
20183 * config/xtensa/xtensa.c (compute_frame_size): Update
20184 (xtensa_builtin_saveregs): Update.
20185 (xtensa_va_start): Update.
20186 (order_regs_for_local_alloc): Update.
20187 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
20188 (xstormy16_expand_builtin_va_start): Update.
20189 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
20190 * config/m68hc11/m68hc11.md (return expanders): Update.
20191 * config/m68hc11/m68hc11.c (expand_prologue): Update.
20192 (expand_epilogue): Update.
20193 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
20194 (cris_simple_epilogue): Update.
20195 (cris_expand_prologue): Update.
20196 (cris_expand_epilogue): Update.
20197 * config/iq2000/iq2000.c (iq2000_va_start): Update.
20198 (compute_frame_size): Update.
20199 * config/mt/mt.c (mt_compute_frame_size): Update.
20200 * config/mn10300/mn10300.c (expand_prologue): Update.
20201 (expand_epilogue): Update.
20202 (initial_offset): Update.
20203 (mn10300_builtin_saveregs):
20204 * config/mn10300/mn10300.md (return expander): Update.
20205 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
20206 (ia64_initial_elimination_offset): Update.
20207 (ia64_initial_elimination_offset): Update.
20208 (ia64_expand_prologue): Update.
20209 * config/m68k/m68k.md (return expander): Update.
20210 * config/rs6000/rs6000.c (rs6000_va_start): Update.
20211 (rs6000_stack_info): Update.
20212 * config/mcore/mcore.c (layout_mcore_frame): Update.
20213 (mcore_expand_prolog): Update.
20214 * config/arc/arc.c (arc_compute_frame_size): Update.
20215 * config/score/score3.c (score3_compute_frame_size): Update.
20216 * config/score/score7.c (score7_compute_frame_size): Update.
20217 * config/arm/arm.c (use_return_insn): Update.
20218 (thumb_find_work_register): Update.
20219 (arm_compute_save_reg_mask): Update.
20220 (arm_output_function_prologue): Update.
20221 (arm_output_epilogue): Update.
20222 (arm_size_return_regs): Update.
20223 (arm_get_frame_offsets): Update.
20224 (arm_expand_prologue): Update.
20225 (thumb_exit): Update.
20226 (thumb_unexpanded_epilogue): Update.
20227 (thumb1_output_function_prologue): Update.
20228 * config/pa/pa.md (return expander): Update.
20229 * config/pa/pa.c (compute_frame_size): Update.
20230 (hppa_builtin_saveregs): Update.
20231 * config/mips/mips.c (mips_va_start): Update.
20232 (mips16_build_function_stub): Update.
20233 (mips_compute_frame_info): Update.
20234 (mips_restore_gp): Update.
20235 (mips_output_function_prologue): Update.
20236 (mips_expand_prologue): Update.
20237 * config/v850/v850.c (compute_frame_size): Update.
20238 (expand_prologue): * config/mmix/mmix.c (along): update.
20239 (mmix_initial_elimination_offset): update.
20240 (mmix_reorg): update.
20241 (mmix_use_simple_return): update.
20242 (mmix_expand_prologue): update.
20243 (mmix_expand_epilogue): Update.
20244 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
20245 (emit_link_insn): Update.
20247 2008-04-08 Anatoly Sokolov <aesok@post.ru>
20249 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
20250 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
20252 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
20255 2008-04-07 Jan Hubicka <jh@suse.cz>
20257 * function.h (rtl): Rename to x_rtl.
20258 (crtl): New define.
20259 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
20260 frame_offset, stack_check_probe_note, arg_pointer_save_area,
20261 used_temp_slots avail_temp_slots, temp_slot_level,
20262 nonlocal_goto_handler_labels): Update accesstors.
20263 (rtl): New global variable.
20264 (struct function): Move some fileds to rtl_data.
20265 (get_arg_pointer_save_area): Update prototype.
20266 * builtins.c (expand_builtin_setjmp_receiver): Update call of
20267 get_arg_pointer_save_area.
20268 * expr.c (init_expr): Update
20269 * function.c (get_frame_size): Update
20270 (assign_stack_local): Update
20271 (expand_function_end): Update.
20272 (get_art_pointer_save_area): Update
20274 * emit-rtl.c (rtl): Declare.
20275 (regno_reg_rtx): Declare.
20276 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
20278 (gen_reg_rtx): Update.
20279 * varasm.c (n_deferred_constatns): Update accestor.
20280 (init_varasm_status): Do not allocate varasm_status.
20281 (force_const_mem, get_pool_size, output_constant_pool): Update.
20282 * stmt.c (force_label_rtx): Do not use x_ prefixes.
20283 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
20284 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
20285 * sparc/sparc.h (INIT_EXPANDERS): Update.
20286 * ia64/ia64.h (INIT_EXPANDERS): Update.
20288 2008-04-07 James E. Wilson <wilson@tuliptree.org>
20290 * reload.c (push_secondary_reload): Add missing break to for loop.
20292 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
20294 PR middle-end/PR28690
20295 * rtlanal.c: Update copyright years.
20296 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
20297 as REG_POINTER and MEM_POINTER operands.
20298 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
20299 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
20300 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
20301 * gcse.c: Update copyright years.
20302 (pre_delete): Call gen_reg_rtx_and_attrs.
20303 (hoist_code): Likewise.
20304 (build_store_vectors): Likewise.
20305 (delete_store): Likewise.
20306 * loop-invariant.c (move_invariant_reg): Likewise.
20307 Update copyright years.
20309 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
20311 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
20312 control string instead of quoted.
20314 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
20316 * doc/rtl.texi: Rewrite of subreg section.
20318 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
20321 * config/i386/i386.c (legitimize_pic_address): Add treating
20322 of dllimport SYM_REF's.
20323 (legitimize_dllimport_symbol): Add prototype.
20325 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
20327 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
20328 reference in constructor with non self-referential type.
20330 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
20332 Removal of Return with Depressed Stack Pointer support
20333 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
20334 (ECF_SP_DEPRESSED): Likewise.
20335 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
20336 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
20337 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
20338 (expand_call): Do not test ECF_SP_DEPRESSED.
20339 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
20340 * function.c (keep_stack_depressed): Delete.
20341 (handle_epilogue_set): Likewise.
20342 (update_epilogue_consts): Likewise.
20343 (emit_equiv_load): Likewise.
20344 (thread_prologue_and_epilogue_insns): Remove support for Return with
20345 Depressed Stack Pointer.
20346 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
20348 2008-04-06 Richard Guenther <rguenther@suse.de>
20350 PR tree-optimization/35400
20351 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
20352 information from SSA_NAMEs.
20354 2008-04-06 Anatoly Sokolov <aesok@post.ru>
20356 * config/avr/avr.h (avr_mega_p): Remove declaration.
20357 (AVR_MEGA): Remove macro.
20358 * config/avr/avr.c (avr_mega_p): Remove variable.
20359 (avr_override_options): Remove inicializion of avr_mega_p.
20360 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
20361 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
20362 (avr_jump_mode): (Ditto.).
20363 (avr_output_progmem_section_asm_op): (Ditto.).
20364 (avr_asm_init_sections): (Ditto.).
20365 (avr_asm_init_sections): (Ditto.).
20366 (avr_rtx_costs): (Ditto.).
20367 * config/avr/avr.md: (Ditto.).
20368 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
20371 2008-04-06 Richard Guenther <rguenther@suse.de>
20373 PR tree-optimization/35842
20374 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
20375 is_gimple_invariant_address.
20377 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
20379 * gcc.c (default_compilers): Sync Fortran extensions list with
20380 that in fortran/lang-specs.h.
20381 * doc/invoke.texi: Likewise.
20382 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
20383 * dwarf2out.c (gen_compile_unit_die): Likewise.
20385 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
20387 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
20389 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
20392 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
20393 attribute is used for nested functions.
20395 2008-04-05 Jan Hubicka <jh@suse.cz>
20397 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
20399 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
20401 (dump_files): Update.
20402 (enable_rtl_dump_file): Do not accept letter argument.
20403 * tree-pass.h (dump_file_info): Remove letter argument.
20404 * toplev.c (decode_d_option): Update -da handling.
20405 * toplev.h (enable_rtl_dump_file): Update prototype.
20406 * passes.c (register_one_dump_file): Do not accept IPA argument; work
20407 it out based on pass type.
20408 (register_dump_files_1): Likewise.
20409 (init_optimization_passes): Update register_one_dump_file calls.
20410 (execute_one_pass): Sanity check that IPA passes are called at IPA
20411 level and RTL passes at RTL level.
20412 (execute_pass_list): IPA pass can not be after or subpass of
20414 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
20415 disallov RTL subpasses of IPA subpasses.
20417 2008-04-05 Ben Elliston <bje@au.ibm.com>
20419 * tree-cfg.c (need_fake_edge_p): Return false for calls to
20420 builtins that return exactly once and do not throw. Cache call to
20423 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
20425 PR rtl-optimization/34916
20426 PR middle-end/35519
20427 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
20428 between instruction pairs.
20430 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
20432 * doc/invoke.texi: Document -mbitops for SH.
20433 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
20434 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
20435 * config/sh/sh.c (print_operand): Add %t operand code.
20436 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
20437 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
20438 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
20439 (extendqihi2): Likewise.
20440 (movqi_i): Likewise.
20441 (insv): Use bset, bclr and bst instructions for SH2A if possible.
20442 (extv): Use bld instruction for SH2A if possible.
20444 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
20445 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
20446 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
20447 (bset.b, bclr.b): Define peepholes.
20448 * config/sh/sh.opt (mbitops): New option.
20450 2008-04-04 Janis Johnson <janis187@us.ibm.com>
20453 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
20454 and view convert expression.
20456 2008-04-04 Jakub Jelinek <jakub@redhat.com>
20459 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
20461 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
20463 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
20465 * config/i386/cpuid.h (bit_AES): New.
20466 (bit_PCLMUL): Likewise.
20468 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
20469 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
20470 SSE2 if AES or PCLMUL is enabled.
20471 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
20472 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
20473 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
20474 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
20475 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
20476 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
20477 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
20478 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
20479 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
20480 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
20481 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
20482 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
20483 __builtin_ia32_aeskeygenassist128 and
20484 __builtin_ia32_pclmulqdq128.
20485 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
20486 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
20487 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
20489 * config/i386/i386.h (TARGET_AES): New.
20490 (TARGET_PCLMUL): Likewise.
20491 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
20493 * config/i386/i386.md (UNSPEC_AESENC): New.
20494 (UNSPEC_AESENCLAST): Likewise.
20495 (UNSPEC_AESDEC): Likewise.
20496 (UNSPEC_AESDECLAST): Likewise.
20497 (UNSPEC_AESIMC): Likewise.
20498 (UNSPEC_AESKEYGENASSIST): Likewise.
20499 (UNSPEC_PCLMUL): Likewise.
20501 * config/i386/i386.opt (maes): New.
20502 (mpclmul): Likewise.
20504 * config/i386/sse.md (aesenc): New pattern.
20505 (aesenclast): Likewise.
20506 (aesdec): Likewise.
20507 (aesdeclast): Likewise.
20508 (aesimc): Likewise.
20509 (aeskeygenassist): Likewise.
20510 (pclmulqdq): Likewise.
20512 * config/i386/wmmintrin.h: New.
20514 * doc/extend.texi: Document AES and PCLMUL built-in function.
20516 * doc/invoke.texi: Document -maes and -mpclmul.
20518 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
20520 * function.c (free_after_parsing): Replace with
20521 cxx_push_function_context from C++ front-end.
20522 (allocate_struct_function): Don't call langhook.
20523 * langhooks.h (struct lang_hooks_for_functions): Delete.
20524 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
20526 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
20527 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
20528 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
20529 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
20530 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
20531 remove LANG_HOOKS_FUNCTION_INITIALIZER.
20532 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
20534 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
20535 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
20537 2008-04-04 Jakub Jelinek <jakub@redhat.com>
20540 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
20543 2008-04-04 Richard Guenther <rguenther@suse.de>
20545 PR middle-end/35823
20546 * fold-const.c (optimize_minmax_comparison): Use the correct
20547 type for the constant in the simplified comparison.
20549 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
20551 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
20552 Pass L2 size as "--param l2-cache-size" to the compiler.
20553 (decode_l2_cache): New function to decode L2 cache parameters using
20554 0x8000006 extended cpuid function.
20555 (detect_caches_amd): Determine parameters of L2 cache using
20556 decode_l2_caches function.
20557 (decode_caches_intel): Decode L2 cache parameters.
20558 (detect_caches_intel): Determine L2 cache parameters using
20559 decode_caches_intel and decode_l2_caches functions.
20561 2008-04-03 Bob Wilson <bob.wilson@acm.org>
20563 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
20564 secondary input reload for subword loads from the constant pool.
20566 2008-04-03 Janis Johnson <janis187@us.ibm.com>
20569 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
20570 constants of the appropriate size for runtime calculations.
20573 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
20574 decimal-float literal constant zero.
20576 2008-04-03 Jakub Jelinek <jakub@redhat.com>
20579 * c-parser.c (c_parser_omp_atomic): Call
20580 default_function_array_conversion on the RHS.
20582 PR middle-end/35818
20583 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
20584 call is_variable_sized if decl has incomplete type.
20586 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
20588 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
20590 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
20592 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
20594 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
20595 (sgt<u>): Merge sgt and sgtu into new expander.
20596 (sgt, sgtu): Remove expanders.
20597 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
20598 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
20599 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
20600 *sgtu_<mode>_mips16 into new pattern.
20601 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
20602 (sge<u>): Merge sge and sgeu into new expander.
20603 (sge, sgeu): Remove expanders.
20604 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
20606 (*sge_<mode>, second *sge_<mode>): Remove patterns.
20607 (slt<u>): Merge slt and sltu into new expander.
20608 (slt, sltu): Remove expanders.
20609 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
20610 (*slt_<mode>, *sltu_<mode>): Remove patterns.
20611 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
20612 *sltu_<mode>_mips16 into new pattern.
20613 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
20614 (sle<u>): Merge sle and sleu into new expander.
20615 (sle, sleu): Remove expanders.
20616 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
20617 (*sle_<mode>, *sleu_<mode>): Remove patterns.
20618 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
20619 *sleu_<mode>_mips16 into new pattern.
20620 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
20622 2008-04-03 Jan Hubicka <jh@suse.cz>
20624 PR tree-optimization/35795
20625 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
20626 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
20627 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
20628 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
20629 * score/score3.c (score3_output_mi_thunk): Likewise.
20630 * score/score7.c (score7_output_mi_thunk): Likewise.
20631 * mips/mips.c (mips_output_mi_thunk): Likewise.
20633 2008-04-03 Richard Guenther <rguenther@suse.de>
20635 * tree-vrp.c (extract_range_from_unary_expr): Handle all
20636 conversions. Simplify code.
20638 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
20640 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
20642 2008-04-03 Tom Tromey <tromey@redhat.com>
20643 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20645 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
20646 * config/bfin/t-bfin-linux (generated_files): Add
20647 linux-sysroot-suffix.h.
20648 * doc/install.texi (Prerequisites): Require make 3.80.
20649 * doc/sourcebuild.texi (Front End Directory): Document new
20651 * Makefile.in (generated_files): New variable.
20652 (ALL_HOST_OBJS): New variable.
20653 ($(ALL_HOST_OBJS)): New target.
20655 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
20657 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
20658 (remap_block): Call id->transform_lang_insert_block instead
20660 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
20661 Set id.transform_lang_insert_block to NULL.
20662 (clone_body): Move to cp/optimize.c
20663 * tree-inline.h (struct copy_body_data): Change
20664 transform_lang_insert_block to function pointer.
20665 (copy_generic_body, copy_decl_no_change): Export.
20666 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
20667 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
20668 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
20670 * c-tree.h (insert_block): Kill.
20671 * c-decl.c (insert_block): Kill.
20673 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
20675 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
20676 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
20677 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
20679 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
20680 argument, call {push,pop}_function_context from here.
20681 * c-parser.c: Use c_{push,pop}_function_context.
20683 * function.c (push_function_context_to): Move meat ...
20684 (push_function_context): ... here. Simplify.
20685 * function.c (pop_function_context_from): Move meat ...
20686 (pop_function_context): ... here. Simplify.
20687 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
20689 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
20690 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
20691 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
20692 * tree.h (push_function_context_to, pop_function_context_from): Remove.
20694 2008-04-03 Ben Elliston <bje@au.ibm.com>
20696 * expmed.c (extract_force_align_mem_bit_field): Remove.
20698 2008-04-03 Richard Guenther <rguenther@suse.de>
20700 PR middle-end/35800
20701 * expr.h (try_casesi): Adjust prototype.
20702 * expr.c (try_casesi): Take fallback label as extra parameter.
20703 Use that for gen_casesi if default_label is NULL.
20704 * stmt.c (expand_case): Pass fallback label to try_casesi,
20705 make sure to fill gaps with a fallback label if default_label
20708 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
20711 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
20713 2008-04-03 Ben Elliston <bje@au.ibm.com>
20715 * expmed.c (extract_split_bit_field): Remove if (0) code.
20716 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
20717 (do_ds_constraint): Likewise.
20719 2008-04-02 Joseph Myers <joseph@codesourcery.com>
20721 * doc/cppopts.texi (-dU): Document.
20722 * c-common.h (flag_dump_macros): Update comment.
20723 * c-opts.c (handle_OPT_d): Handle -dU.
20724 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
20725 dump_queued_macros, cb_used_define, cb_used_undef): New.
20726 (init_pp_output): Handle -dU.
20727 (cb_line_change): Call dump_queued_macros.
20728 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
20730 2008-04-02 Anatoly Sokolov <aesok@post.ru>
20732 * config/avr/predicates.md (io_address_operand): New predicate.
20733 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
20734 * config/avr/avr.c (avr_io_address_p): Remove function.
20735 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
20736 'avr_io_address_p' function.
20737 (out_movhi_r_mr): (Ditto.).
20738 (out_movqi_mr_r): (Ditto.).
20739 (out_movhi_mr_r): (Ditto.).
20740 (avr_address_cost): (Ditto.).
20742 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
20744 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
20745 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
20746 in 32bit mode when XMM registers are available to avoid store
20748 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
20749 corresponding post-reload splitters.
20751 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
20753 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
20754 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
20755 __builtin_ia32_roundss.
20756 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
20757 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
20758 __builtin_ia32_roundss.
20759 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
20760 IX86_BUILTIN_SHUFPD here.
20762 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
20764 * config/i386/i386.md (plogic): New.
20765 (plogicprefix): Likewise.
20767 * config/i386/mmx.md (mmx_<code><mode>3): New.
20768 (mmx_and<mode>3): Removed.
20769 (mmx_ior<mode>3): Likewise.
20770 (mmx_xor<mode>3): Likewise.
20772 * config/i386/sse.md (<code><mode>3): New.
20773 (*<code><mode>3): Likewise.
20774 (*<code><mode>3): Likewise.
20775 (<code><mode>3): Likewise.
20776 (*sse_<code><mode>3): Likewise.
20777 (*sse2_<code><mode>3): Likewise.
20778 (<code>tf3): Likewise.
20779 (*<code>tf3): Likewise.
20780 (and<mode>3): Likewise.
20781 (*and<mode>3): Likewise.
20782 (ior<mode>3): Removed.
20783 (*ior<mode>3): Likewise.
20784 (xor<mode>3): Likewise.
20785 (*xor<mode>3): Likewise.
20786 (*and<mode>3): Likewise.
20787 (*ior<mode>3): Likewise.
20788 (*xor<mode>3): Likewise.
20789 (and<mode>3): Likewise.
20790 (*sse_and<mode>3): Likewise.
20791 (*sse2_and<mode>3): Likewise.
20792 (andtf3): Likewise.
20793 (*andtf3): Likewise.
20794 (ior<mode>3): Likewise.
20795 (*sse_ior<mode>3): Likewise.
20796 (*sse2_ior<mode>3): Likewise.
20797 (iortf3): Likewise.
20798 (*iortf3): Likewise.
20799 (xor<mode>3): Likewise.
20800 (*sse_xor<mode>3): Likewise.
20801 (*sse2_xor<mode>3): Likewise.
20802 (xortf3): Likewise.
20803 (*xortf3): Likewise.
20805 2008-04-02 Richard Guenther <rguenther@suse.de>
20807 PR tree-optimization/14495
20808 PR tree-optimization/34793
20809 * tree-vrp.c (struct switch_update): New structure.
20810 (to_remove_edges, to_update_switch_stmts): New VECs.
20811 (simplify_switch_using_ranges): New function. Remove not taken
20812 case labels and edges.
20813 (simplify_stmt_using_ranges): Call it.
20814 (identify_jump_threads): Mark edges we have queued for removal
20815 so we don't thread them.
20816 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
20818 * tree-cfg.c (group_case_labels): Deal with missing default label.
20819 (tree_verify_flow_info): Allow missing default label.
20820 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
20821 (emit_case_nodes): Likewise.
20822 (expand_case): Do not rely on the default label to be present.
20823 * expr.c (try_casesi): Deal with NULL default_label.
20824 (do_tablejump): Likewise.
20826 2008-04-02 Richard Guenther <rguenther@suse.de>
20828 PR tree-optimization/14495
20829 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
20830 SWITCH_EXPR here ...
20831 (vrp_visit_switch_stmt): ... but here (new function).
20832 (find_case_label_index): New helper function.
20833 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
20835 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20837 * fwprop.c: Fix ISO-C99ism.
20839 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20842 * Makefile.in (objdir): Set it here.
20843 * configure.ac: Not here. Find dynamic linker characteristics.
20844 * exec-tool.in: Use them.
20845 * aclocal.m4: Regenerate.
20846 * configure: Regenerate.
20848 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20850 * expr.c (expand_var): Delete it.
20851 * expr.h (expand_var): Delete prototype.
20852 * function.c (expand_function_start): Use expand_decl instead.
20853 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
20856 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
20858 PR rtl-optimization/35542
20859 * fwprop.c (forward_propagate_and_simplify): Replace
20860 loc_reg_mentioned_in_p with reg_mentioned_p.
20862 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20864 PR rtl-optimization/35281
20865 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
20866 (propagate_rtx_1): Handle PR_HANDLE_MEM.
20867 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
20868 (varying_mem_p): Move above propagate_rtx.
20869 (all_uses_available_at): Do not check MEMs.
20871 2008-04-02 Rafael Espíndola <espindola@google.com>
20873 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
20874 (register_edge_assert_for_2): Split the cond argument.
20875 (register_edge_assert_for_1): Adjust for the change in
20876 register_edge_assert_for_2.
20877 (register_edge_assert_for): Split the cond argument.
20878 (find_switch_asserts): Adjust for the change in
20879 register_edge_assert_for.
20881 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
20883 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
20884 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
20885 offsets for 64-bit mingw.
20886 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
20887 abi for x86_64-pc-mingw.
20889 2008-04-02 Richard Guenther <rguenther@suse.de>
20891 * tree-vrp.c (extract_range_from_assert): Make sure to not
20892 produce range min/max with TREE_OVERFOW set.
20893 If merging a anti-range and a range keep the anti-range if
20894 the range covers all values of the type.
20895 (register_edge_assert_for_2): Only allow sign-changing
20896 conversions in detecting canonical range checks. Also
20897 register an assert for the unsigned name if useful.
20899 PR tree-optimization/35787
20900 * tree-vrp.c (vrp_val_max): New function.
20901 (vrp_val_min): Likewise.
20902 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
20903 (vrp_val_is_min): Likewise.
20904 (supports_overflow_infinity): Use vrp_val_{min,max}.
20905 (negative_overflow_infinity): Likewise.
20906 (positive_overflow_infinity): Likewise.
20907 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
20908 (is_positive_overflow_infinity): Likewise.
20909 (is_overflow_infinity): Likewise.
20910 (avoid_overflow_infinity): Use vrp_val_{min,max} and
20911 vrp_val_is_{min,max}.
20912 (set_and_canonicalize_value_range): Canonicalize anti-ranges
20913 to ranges if possible. Avoid empty ranges.
20915 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20917 PR middle-end/35705
20918 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
20919 the expression is a function address.
20921 2008-04-01 George Helffrich <george@gcc.gnu.org>
20923 PR fortran/35154, fortran/23057
20924 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
20925 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
20926 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
20927 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
20929 (dbxout_syms): Check for COMMON-based symbol and wrap in
20930 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
20931 in bracket for efficiency.
20933 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
20934 using DW_TAG_common_block + member offset.
20935 (add_pubname_string): New function.
20936 (dw_expand_expr): New function to find block name and offset for
20938 (common_check): New function to check whether symbol in Fortran COMMON.
20939 (gen_variable_die): If COMMON, use DW_TAG_common_block.
20941 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
20944 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
20946 2008-04-02 Ben Elliston <bje@au.ibm.com>
20948 * config/v850/v850.md (casesi): Remove if (0) code.
20949 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
20950 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
20952 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
20954 * config/i386/i386.md (rex64suffix): New mode attribute.
20955 (floathi<mode>2): Disable expander for SSE math.
20956 (*floathi<mode>2_1): New insn insn_and_split pattern.
20957 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
20958 corresponding post-reload splitters.
20959 (*floathi<mode>2_i387): New macroized insn pattern.
20960 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
20961 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
20962 insn_and_split pattern.
20963 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
20964 New macroized instruction patterns and corresponding post-reload
20966 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
20967 and corresponding post-reload splitters.
20968 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
20969 New macroized instruction patterns.
20970 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
20971 macroized instruction patterns and corresponding post-reload splitters.
20972 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
20973 corresponding post-reload splitters.
20974 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
20975 New macroized instruction patterns.
20976 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
20977 corresponding post-reload splitters.
20978 (*floatsi<mode>2_i387): New macroized instruction patterns.
20980 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
20982 * config/i386/i386.md (smaxmin): New.
20983 (umaxmin): Likewise.
20984 (maxminiprefix): Likewise.
20985 (maxminfprefix): Likewise.
20986 (<code><mode>3): Likewise.
20987 (smin<mode>3): Removed.
20988 (smax<mode>3): Likewise.
20990 * config/i386/mmx.md (mmx_<code>v2sf3): New.
20991 (mmx_<code>v4hi3): Likewise.
20992 (mmx_<code>v8qi3): Likewise.
20993 (mmx_smaxv2sf3): Removed.
20994 (mmx_sminv2sf3): Likewise.
20995 (mmx_umaxv8qi3): Likewise.
20996 (mmx_smaxv4hi3): Likewise.
20997 (mmx_uminv8qi3): Likewise.
20998 (mmx_sminv4hi3): Likewise.
21000 * config/i386/sse.md (<addsub><mode>3): New.
21001 (*<addsub><mode>3): Likewise.
21002 (<sse>_vm<addsub><mode>3): Likewise.
21003 (<maxmin><mode>3): Likewise.
21004 (*<maxmin><mode>3_finite): Likewise.
21005 (*<maxmin><mode>3): Likewise.
21006 (<sse>_vm<maxmin><mode>3): Likewise.
21007 (sse3_h<addsub>v4sf3): Likewise.
21008 (sse3_h<addsub>v2df3): Likewise.
21009 (<maxmin>v16qi3): Likewise.
21010 (*<maxmin>v16qi3): Likewise.
21011 (<maxmin>v8hi3): Likewise.
21012 (*<maxmin>v8hi3): Likewise.
21013 (*sse4_1_<maxmin><mode>3): Likewise.
21014 (*sse4_1_<maxmin><mode>3): Likewise.
21015 (add<mode>3): Removed.
21016 (*add<mode>3): Likewise.
21017 (<sse>_vmadd<mode>3): Likewise.
21018 (sub<mode>3): Likewise.
21019 (*sub<mode>3): Likewise.
21020 (<sse>_vmsub<mode>3): Likewise.
21021 (smin<mode>3): Likewise.
21022 (*smin<mode>3_finite): Likewise.
21023 (*smin<mode>3): Likewise.
21024 (<sse>_vmsmin<mode>3): Likewise.
21025 (smax<mode>3): Likewise.
21026 (*smax<mode>3_finite): Likewise.
21027 (*smax<mode>3): Likewise.
21028 (<sse>_vmsmax<mode>3): Likewise.
21029 (sse3_haddv4sf3): Likewise.
21030 (sse3_haddv2df3): Likewise.
21031 (sse3_hsubv4sf3): Likewise.
21032 (sse3_hsubv2df3): Likewise.
21033 (umaxv16qi3): Likewise.
21034 (*umaxv16qi3): Likewise.
21035 (smaxv8hi3): Likewise.
21036 (*smaxv8hi3): Likewise.
21037 (*sse4_1_smax<mode>3): Likewise.
21038 (*sse4_1_umax<mode>3): Likewise.
21039 (uminv16qi3): Likewise.
21040 (*uminv16qi3): Likewise.
21041 (sminv8hi3): Likewise.
21042 (*sminv8hi3): Likewise.
21043 (*sse4_1_smin<mode>3): Likewise.
21044 (*sse4_1_umin<mode>3): Likewise.
21046 2008-04-01 Rafael Espíndola <espindola@google.com>
21048 * tree-cfg.c (verify_expr): remove in_phi.
21049 (verify_stmt): Don't call walk_tree with verify_expr. Use
21050 is_gimple_min_invariant instead of is_gimple_val.
21052 2008-04-01 Joseph Myers <joseph@codesourcery.com>
21054 * doc/include/gpl_v3.texi: Update for manpage generation.
21055 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
21057 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
21058 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
21059 gpl_v3.texi instead of gpl.texi.
21062 2008-04-01 Jakub Jelinek <jakub@redhat.com>
21065 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
21067 2008-04-01 Rafael Espíndola <espindola@google.com>
21069 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
21070 (extract_code_and_val_from_cond): Use
21071 extract_code_and_val_from_cond_with_ops.
21073 2008-04-01 Jan Hubicka <jh@suse.cz>
21075 * function.c (free_after_compilation): Free epilogue_delay_list.
21076 (prepare_function_start): Assert that previous compilation was freed.
21078 2008-04-01 Jan Hubicka <jh@suse.cz>
21079 Jim Wilson <wilson@tuliptree.org>
21080 Andreas Tobler <andreast@gcc.gnu.org>
21082 PR middle-end/35781
21083 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
21084 rtl.emit instead cfun->emit.
21085 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
21086 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
21088 2008-04-01 Ben Elliston <bje@au.ibm.com>
21090 * doc/c-tree.texi (Function Basics): Fix grammatical error.
21092 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
21094 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
21096 (fprofile-use): Add var flag_profile_use
21097 * coverage.c (coverage_begin_output): Do not open a gcno file for
21098 output only if -ftest-coverage is set.
21099 Do not add getpwd() to gcda file path.
21100 (build_gcov_info): Check the new flag
21101 flag_profile_datafile_relative_path.
21102 (coverage_init): Use profile_data_prefix.
21103 Read profile counter only if flag_profile_use is set.
21104 * opts.c (common_handle_option): New option fprofile-use=,
21105 fprofile-dir=, fprofile-generate=.
21106 * toplev.c (profile_data_prefix): New variable definition.
21107 * toplev.h (profile_data_prefix): New declaration.
21108 * doc/invoke.tex (Option Summary, Optimization Options):
21111 2008-03-31 James E. Wilson <wilson@tuliptree.org>
21113 * varasm.c (output_constant_pool_1): In LABEL_REF check,
21114 use tmp consistently.
21117 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
21118 * config/ia64/ia64.c (rtx_needs_barrier): Handle
21119 UNSPEC_FR_RECIP_APPROX_RES.
21120 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
21122 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
21125 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
21127 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
21129 PR middle-end/30186
21130 * fold-const.c (fold_indirect_ref_1): Support accessing non first
21131 element of the vector via a pointer.
21133 2008-03-31 Ian Lance Taylor <iant@google.com>
21135 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
21137 2008-03-31 Jan Hubicka <jh@suse.cz>
21139 * builtins.c (expand_builtin_setjmp_receiver): Update call of
21140 get_arg_pointer_save_area.
21141 * expr.c (init_expr): Just clear out rtl.expr.
21142 * function.c (free_after_compilation): Clear out whole RTL structure.
21143 (get_func_frame_size): Merge into ...
21144 (get_frame_size): ... this one.
21145 (assign_stack_local_1): Merge into ...
21146 (assign_stack_local): ... this one.
21147 (expand_function_end): Update call of get_arg_pointer_save_area.
21148 (get_art_pointer_save_area): Remove cfun argument.
21149 * function.h (emit_status): regno_pointer_align does not need length
21150 attribute. Move x_regno_reg_rtx to ...
21151 (regno_reg_rtx): ... new global array.
21152 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
21153 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
21154 apply_args_value, forced_labels, stack_pointer_delta):
21156 (struct varasm_status): Move here from varasm.c
21157 (struct rtl_data): New. Move here some fields from struct function.
21158 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
21159 frame_offset, stack_check_probe_note, arg_pointer_save_area,
21160 used_temp_slots avail_temp_slots, temp_slot_level,
21161 nonlocal_goto_handler_labels): Update accesstors.
21162 (rtl): New global variable.
21163 (struct function): Move some fileds to rtl_data.
21164 (get_arg_pointer_save_area): Update prototype.
21165 * emit-rtl.c (rtl): Declare.
21166 (regno_reg_rtx): Declare.
21167 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
21169 (gen_reg_rtx): Update.
21170 (init_virtual_regs): Do not tate emit_status argument.
21171 (init_emit): Do not allocate emit.
21172 * varasm.c (varasm_statuc): Move to function.h.
21173 (n_deferred_constatns): Update accestor.
21174 (init_varasm_status): Do not allocate varasm_status.
21175 (force_const_mem, get_pool_size, output_constant_pool): Update.
21176 * stmt.c (force_label_rtx): Do not use x_ prefixes.
21177 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
21179 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
21181 PR rtl-optimization/35729
21182 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
21185 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
21188 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
21189 load/store if memory is unaligned.
21190 (*movti_rex64): Likewise.
21192 * config/i386/predicates.md (misaligned_operand): New.
21194 2008-03-31 Andrew Pinski <pinskia@gmail.com>
21197 * tree-ssa-phiopt.c (conditional_replacement): Return early for
21200 2008-03-31 Jan Beulich <jbeulich@novell.com>
21202 * config/ia64/constraints.md: Add 'j' constraint.
21203 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
21204 (movdi_internal): Likewise.
21206 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
21209 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
21211 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
21214 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
21215 proper error message for the third argument on blendpd and
21218 * config/i386/sse.md (blendbits): New.
21219 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
21221 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
21223 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
21225 2008-03-30 Richard Guenther <rguenther@suse.de>
21227 PR middle-end/31023
21228 * fold-const.c (fold_sign_changed_comparison): Do leave
21229 conversions to base-types alone.
21231 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
21233 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
21234 the link register if one altivec register is be saved.
21236 2008-03-30 Ben Elliston <bje@au.ibm.com>
21238 * final.c (final_scan_insn): Remove if (0) code.
21240 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
21242 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
21244 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
21246 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
21247 of V4SFmode to ix86_binary_operator_ok.
21249 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
21251 * config/i386/i386.c (override_options): Initialize
21252 ix86_veclib_handler to ix86_veclibabi_svml when
21253 -mveclibabi=svml is used.
21254 (ix86_veclibabi_svml): New function for SVML ABI style
21255 vectorization support.
21256 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
21258 2008-03-28 Rafael Espíndola <espindola@google.com>
21260 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
21261 (tree_binary_nonnegative_warnv_p): Make it public.
21262 (tree_single_nonnegative_warnv_p): Make it public.
21263 (tree_invalid_nonnegative_warnv_p): Make it public.
21264 (tree_unary_nonzero_warnv_p): Make it public.
21265 (tree_binary_nonzero_warnv_p): Make it public
21266 (tree_single_nonzero_warnv_p): Make it public.
21267 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
21268 (extract_range_from_binary_expr): Split the expr argument.
21269 (extract_range_from_unary_expr): Split the expr argument.
21270 (extract_range_from_comparison): Split the expr argument.
21271 (extract_range_from_expr): Use the new aux functions.
21272 (vrp_evaluate_conditional_warnv): Use
21273 vrp_evaluate_conditional_warnv_with_ops.
21274 * tree.h (tree_unary_nonzero_warnv_p): Declare.
21275 (tree_binary_nonzero_warnv_p): Declare.
21276 (tree_single_nonzero_warnv_p): Declare.
21277 (tree_expr_nonzero_warnv_p): Declare.
21278 (tree_unary_nonnegative_warnv_p): Declare.
21279 (tree_binary_nonnegative_warnv_p): Declare.
21280 (tree_single_nonnegative_warnv_p): Declare.
21281 (tree_invalid_nonnegative_warnv_p): Declare.
21283 2008-03-28 Richard Guenther <rguenther@suse.de>
21285 PR tree-optimization/30317
21286 PR tree-optimization/30911
21287 PR tree-optimization/34793
21288 * tree-vrp.c (set_and_canonicalize_value_range): New function.
21289 (struct assert_locus_d): New member EXPR.
21290 (register_new_assert_for): Add EXPR parameter to support
21291 ASSERT_EXPR <name, expr OP limit>.
21292 (register_edge_assert_for_1): Adjust callers.
21293 (find_assert_locations): Likewise.
21294 (process_assert_insertions_for): Build condition from expression.
21295 (extract_range_from_assert): Handle ASSERT_EXPRs
21296 of the form ASSERT_EXPR <name, expr OP limit>.
21297 (register_edge_assert_for_2): New helper registering
21298 asserts for comparisons. Recognize range tests of the form
21299 (unsigned)i - CST1 OP CST2.
21300 (register_edge_assert_for_1): Use it.
21301 (register_edge_assert_for): Likewise.
21302 (needs_overflow_infinity): Integer sub-types
21303 do not need overflow infinities.
21304 (vrp_val_is_max): The extreme values of integer sub-types
21305 are those of the base type.
21306 (vrp_val_is_min): Likewise.
21307 * tree.def (ASSERT_EXPR): Document extra allowed conditional
21310 2008-03-28 Nick Clifton <nickc@redhat.com>
21313 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
21314 Return GENERAL_REGS for stack adjustment reloads.
21316 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
21319 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
21320 const_vector when all the vectors are constant.
21322 2008-03-27 Bob Wilson <bob.wilson@acm.org>
21324 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
21326 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
21327 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
21329 (s<code>_sf): Use new scc_sf attribute for opcode names.
21331 2008-03-27 Tom Tromey <tromey@redhat.com>
21333 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
21334 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
21335 config/spu/t-spu-elf, config/i386/t-interix,
21336 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
21337 config/i386/x-darwin, config/i386/x-mingw32,
21338 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
21339 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
21340 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
21341 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
21342 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
21343 config/rs6000/x-darwin, config/rs6000/t-rs6000,
21344 config/score/t-score-elf, config/arm/t-strongarm-pe,
21345 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
21346 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
21347 Revert automatic dependency patch.
21349 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
21352 * config/i386/i386.c (ix86_function_arg_boundary): Align
21353 decimal floating point to its natural boundary.
21355 2008-03-27 Richard Guenther <rguenther@suse.de>
21357 PR middle-end/35716
21358 * fold-const.c (fold_comparison): Restrict distinct decl
21359 comparison folding to VAR_DECLs and PARM_DECLs. Do not
21360 solely rely on operand_equal_p.
21362 2008-03-27 Richard Guenther <rguenther@suse.de>
21365 * c-common.c (handle_weak_attribute): Reject combination of
21368 2008-03-27 Richard Guenther <rguenther@suse.de>
21370 PR tree-optimization/32810
21371 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
21372 conversions from DECL_INITIAL.
21373 (fold_const_aggregate_ref): Likewise from constructor elements.
21375 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
21377 * tree-affine.h (aff_combination_expand): Declare.
21378 (get_inner_reference_aff): Likewise.
21379 * tree-affine.c (aff_combination_expand): Split out from
21380 tree_to_aff_combination_expand.
21381 (get_inner_reference_aff): New function.
21382 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
21383 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
21384 (struct lim_aux_data): sm_done field removed.
21385 (mem_ref_loc_p, mem_ref_locs_p): New types.
21386 (struct mem_ref): Added id, stored, accesses_in_loop,
21387 indep_loop, dep_loop, indep_ref, dep_ref fields.
21388 Removed is_stored, locs and next fields.
21389 (memory_accesses): New variable.
21390 (movement_possibility): Do not allow moving statements
21391 that store to memory.
21392 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
21394 (determine_max_movement): For statements with memory references,
21395 find the outermost loop in that the reference is independent.
21396 (move_computations_stmt): Mark the virtual operands for renaming.
21397 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
21398 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
21399 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
21400 add_vop_ref_mapping, create_vop_ref_mapping_loop,
21401 create_vop_ref_mapping, analyze_memory_references,
21402 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
21403 get_all_locs_in_loop, ref_always_accessed_p,
21404 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
21405 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
21406 store_motion_loop, store_motion): New functions.
21407 (struct vop_to_refs_elt): New type.
21408 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
21409 memref_hash, memref_eq, hoist_memory_references): Rewritten.
21410 (schedule_sm): Replaced by...
21411 (execute_sm): ... this.
21412 (determine_lsm_ref, hoist_memory_references,
21413 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
21414 find_more_ref_vops, free_mem_ref, free_mem_refs,
21415 determine_lsm_loop, determine_lsm): Removed.
21416 (tree_ssa_lim_finalize): Free data structures used by store motion.
21417 (tree_ssa_lim): Call analyze_memory_references. Use
21418 store_motion instead of determine_lsm.
21420 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
21422 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
21423 rename tmake_file to m68hc11/t-m68hc11.
21424 (mcore): Set inhibit_libc to true.
21425 * config.host (alpha*-dec-*vms*): Set extra_programs.
21426 (interix3*): Don't use host_xmake_file.
21427 * configure.ac: Let config.gcc override inhibit_libc.
21428 * configure: Regenerate.
21430 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
21431 * config/t-openbsd-thread: Remove commented out lines.
21433 * config/x-interix: Remove.
21435 * config/m68hc11/t-m68hc11-gas: Rename to...
21436 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
21438 * config/mcore/t-mcore: Remove T_CFLAGS.
21439 * config/mcore/t-mcore-pe: Likewise.
21441 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
21443 * configure.ac: Replace custom __GNU_SOURCE test with
21444 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
21445 * aclocal.m4: Regenerate.
21446 * configure: Regenerate.
21447 * config.in: Regenerate.
21449 2008-03-27 Richard Guenther <rguenther@suse.de>
21451 * fold-const.c (target.h): Include.
21452 (fold_comparison): Fold comparison of addresses of decls
21453 that bind locally or of constants. Consolidate address folding code.
21454 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
21455 results from fold_binary_to_constant.
21456 (compare_values_warnv): Likewise.
21458 2008-03-27 Andrew Pinski <pinskia@gmail.com>
21460 PR middle-end/35429
21461 * fold-const.c (fold_truthop): Check for integeral types when folding
21462 a == 0 && b == 0 and a != 0 || b != 0 .
21464 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
21466 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
21468 2008-03-26 Andreas Schwab <schwab@suse.de>
21470 * doc/invoke.texi: Fix use of @item vs. @itemx.
21472 2008-03-26 Tom Tromey <tromey@redhat.com>
21474 * Makefile.in (build/gensupport.o, build/print-rtl.o,
21475 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
21476 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
21477 build/gencodes.o, build/genconditions.o, build/genconfig.o,
21478 build/genconstants.o, build/genemit.o, build/genextract.o,
21479 build/genflags.o, build/genmddeps.o, build/genopinit.o,
21480 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
21483 2008-03-26 Richard Guenther <rguenther@suse.de>
21486 2008-03-26 Richard Guenther <rguenther@suse.de>
21488 * fold-const.c (target.h): Include.
21489 (fold_comparison): Fold comparison of addresses of two decls
21490 that bind locally. Consolidate address folding code.
21492 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21494 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
21495 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
21496 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
21497 dconstsqrt2, dconstthird, dconste and/or dconst10.
21498 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
21499 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
21500 dconstsqrt2, dconste): Delete.
21501 (init_emit_once): Likewise. Simplify initializing dconstm1.
21503 * real.c (get_real_const): New.
21504 * real.h (dconst3, dconst10, dconstm2, dconstthird,
21505 dconstsqrt2, dconste): Delete.
21506 (real_value_const, get_real_const): New.
21508 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
21510 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
21512 * config/i386/i386.c (ix86_function_arg_boundary): Check
21513 BIGGEST_ALIGNMENT instead of 128.
21514 (setup_incoming_varargs_64): Likewise.
21516 2008-03-26 Tom Tromey <tromey@redhat.com>
21518 * Makefile.in (DEPFILES): Add missing '/'.
21520 2008-03-26 Richard Guenther <rguenther@suse.de>
21522 * fold-const.c (target.h): Include.
21523 (fold_comparison): Fold comparison of addresses of two decls
21524 that bind locally. Consolidate address folding code.
21526 2008-03-26 Nick Clifton <nickc@redhat.com>
21529 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
21530 not allow INT+INT as a legitimate addressing mode.
21532 2008-03-26 Richard Guenther <rguenther@suse.de>
21534 * tree-flow.h (widen_bitfield): Remove declaration.
21535 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
21536 (widen_bitfield): Remove function.
21537 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
21540 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
21543 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
21546 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
21548 PR rtl-optimization/35232
21549 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
21550 (forget_old_reloads_1, forget_marked_reloads): Don't clear
21551 reg_reloaded_call_part_clobbered here.
21552 (reload_regs_reach_end_p): New function.
21553 (reload_reg_rtx_for_input): New variable.
21554 (reload_reg_rtx_for_output): Likewise.
21555 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
21556 when reassigning a pseudo register. Load reloadreg from
21557 reload_reg_rtx_for_input, moving the mode and register
21559 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
21560 instead of the original when deciding whether an input reload
21561 would be a no-op or whether an output reload can be deleted.
21562 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
21563 when setting up new_spill_reg_store. Load it from
21564 reload_reg_rtx_for_output, moving the mode and register
21566 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
21567 instead of the original when deciding whether an output reload
21568 would be a no-op. Do the same when modifying insn notes.
21569 Use rtx_equal_p instead of == to compare the registers.
21570 (inherit_piecemeal_p): Take a mode and two register numbers
21572 (emit_reload_insns): Clear new_spill_reg_store for every hard
21573 register in the reload register. Remove spill registers
21574 from reg_reloaded_valid before considering whether to record
21575 inheritance information for them. Use reload_reg_rtx_for_output
21576 instead of reg_rtx when recording output reloads. Use
21577 reload_reg_rtx_for_input instead of reg_rtx when recording
21578 input reloads. Set or clear reg_reloaded_call_part_clobbered
21579 at the same time as setting reg_reloaded_valid.
21580 (delete_output_reload): Add a new_reload_reg parameter and use it
21581 instead of rld[j].reg_rtx.
21582 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
21585 2008-03-25 Tom Tromey <tromey@redhat.com>
21587 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
21588 (build/genattr.o): Likewise.
21589 (build/genattrtab.o): Likewise.
21590 (build/gencodes.o): Likewise.
21591 (build/genconfig.o): Likewise.
21592 (build/genconstants.o): Likewise.
21593 (build/genemit.o): Likewise.
21594 (build/genextract.o): Likewise.
21595 (build/genflags.o): Likewise.
21597 2008-03-25 Bob Wilson <bob.wilson@acm.org>
21599 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
21600 instead of size_int for integer types.
21601 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
21602 to match type of MINUS_EXPR.
21604 2008-03-25 Tom Tromey <tromey@redhat.com>
21606 * configure: Rebuilt.
21607 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
21610 2008-03-25 Tom Tromey <tromey@redhat.com>
21612 * config/x-solaris (host-solaris.o): Update.
21613 * config/x-linux (host-linux.o): Update.
21614 * config/x-hpux (host-hpux.o): Update.
21615 * config/x-darwin (host-darwin.o): Update.
21616 * config/v850/t-v850e (v850-c.o): Update.
21617 * config/v850/t-v850 (v850-c.o): Update.
21618 * config/t-vxworks (vxworks.o): Update.
21619 * config/t-sol2 (sol2-c.o, sol2.o): Update.
21620 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
21621 * config/spu/t-spu-elf (spu-c.o): Update.
21623 * config/sh/t-symbian (sh-c.o): Update.
21624 (symbian.o): Update.
21625 * config/sh/t-sh (sh-c.o): Update.
21626 * config/score/t-score-elf (score7.o, score3.o): Update.
21627 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
21628 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
21629 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
21630 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
21631 (rs6000.o): Remove.
21632 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
21633 * config/m32c/t-m32c (m32c-pragma.o): Update.
21634 * config/ia64/t-ia64 (ia64-c.o): Update.
21635 * config/i386/x-mingw32 (host-mingw32.o): Update.
21636 * config/i386/x-i386 (driver-i386.o): Update.
21637 * config/i386/x-darwin (host-i386-darwin.o): Update.
21638 * config/i386/x-cygwin (host-cygwin.o): Update.
21639 * config/i386/t-nwld (nwld.o): Update.
21640 * config/i386/t-netware (netware.o): Update.
21641 * config/i386/t-interix (winnt.o): Update.
21642 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
21643 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
21644 msformat-c.o): Update.
21645 * config/bfin/t-bfin-linux (generated_files): Add
21646 linux-sysroot-suffix.h.
21647 * config/arm/t-wince-pe (pe.o): Update.
21648 * config/arm/t-strongarm-pe (pe.o): Update.
21649 * config/arm/t-pe (pe.o): Update.
21650 * config/arm/t-arm (arm-c.o): Update.
21651 * doc/install.texi (Prerequisites): Require make 3.80.
21652 * Makefile.in: Remove .o targets.
21653 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
21654 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
21655 (simple_generated_h, simple_generated_c): Move earlier.
21656 (generated_files): New variable.
21657 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
21658 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
21659 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
21660 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
21661 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
21662 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
21663 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
21664 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
21665 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
21666 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
21667 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
21668 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
21670 (COMPILE.base, COMPILE): New variables.
21671 (%.o): New pattern rule.
21672 (ALL_HOST_OBJS): New variable.
21673 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
21674 (dummy-checksum.o, cc1-checksum.o): Remove.
21675 (DRIVER_SHLIB): New variable.
21676 (DRIVER_DEFINES): Use it.
21677 (gencondmd.c): Move out of build/.
21678 (s-conditions): Update.
21679 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
21680 (ALL_BUILD_OBJS): Likewise.
21681 (build/%.o): Use BUILDCOMPILE.
21682 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
21683 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
21684 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
21685 build/gencheck.o, build/gencodes.o, build/genconditions.o,
21686 build/genconfig.o, build/genconstants.o, build/genemit.o,
21687 build/genextract.o, build/genflags.o, build/genmddeps.o,
21688 build/genopinit.o, build/genoutput.o, build/genpeep.o,
21689 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
21690 build/gen-protos.o, build/scan.o, build/fix-header.o,
21691 build/scan-decls.o): Simplify.
21692 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
21693 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
21694 prefix.o, toplev.o): Reduce to variable setting.
21695 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
21696 ($(out_object_file), gcc-options.o): New targets.
21697 ($(ALL_HOST_OBJS)): New target. Include dependency files.
21698 * configure: Rebuilt.
21699 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
21700 * doc/sourcebuild.texi (Front End Directory): Document new variable.
21702 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
21704 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
21705 complain when we hit an error, return ERROR_MARK_NODE.
21707 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
21709 * config/sh/constraints.md (Pso, Psz): New constraints.
21710 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
21711 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
21713 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
21715 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
21716 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
21718 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
21720 * config/sh/sh.md (prefetch): Add condition for SH2A target.
21721 (prefetch_sh2a): New.
21723 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
21724 Naveen.H.S <naveen.hs@kpitcummins.com>
21726 * config/sh/constraints.md (I28): New constraint.
21727 * config/sh/sh.c (broken_move): Add support for movi20s.
21728 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
21730 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
21731 Jayant Sonar <Jayant.sonar@kpitcummins.com>
21732 Naveen.H.S <naveen.hs@kpitcummins.com>
21734 * config/sh/sh.c (SH_ATTRIBUTES): Define.
21735 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
21736 (print_operand): Handle resbank in %@ operand code.
21737 (sh_encode_section_info): New.
21738 (push_regs): Add conditions for resbank.
21739 (sh_expand_epilogue): Likewise.
21740 (sh_insert_attributes): Likewise.
21741 (sh_attribute_table): Likewise.
21742 (sh_handle_resbank_handler_attribute): New.
21743 (sh2a_handle_function_vector_handler_attribute): New.
21744 (sh2a_is_function_vector_call): New.
21745 (sh2a_get_function_vector_number): New.
21746 (sh2a_function_vector_p): New.
21747 (sh_cfun_resbank_handler_p): New.
21748 * config/sh/sh.md (calli): Emit jsr/n if possible.
21749 (calli_tbr_rel): New.
21750 (calli_pcrel): Emit jsr/n if possible.
21751 (return_i): Emit rts/n if possible.
21752 (call_valuei_tbr_rel): New.
21753 (call_valuei_pcrel): Add condition for SH2A target.
21754 (call_value): Likewise.
21755 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
21756 (sh2a_get_function_vector_number): Likewise.
21757 (sh2a_is_function_vector_call): Likewise.
21758 * doc/extend.texi: Document TBR relative addressing of SH2A.
21759 (resbank): Add description for SH2A.
21761 2008-03-24 Richard Guenther <rguenther@suse.de>
21764 * gimplify.c (gimplify_modify_expr): For frontend type-correct
21765 pointer assignments change conversions according to middle-end rules.
21766 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
21767 * configure.ac: Include type checking in yes.
21768 * configure: Regenerate.
21770 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21772 * diagnostic.c (diagnostic_count_diagnostic): Delete.
21773 (diagnostic_report_diagnostic): Update. Handle ICEs here.
21775 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
21777 * gthr-vxworks.h (UNUSED): Define.
21779 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
21781 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
21783 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
21785 * doc/extend.texi (Function Attributes): Add missing comma in the
21786 example of the "alloc_size" attribute.
21788 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
21791 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
21793 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
21796 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
21799 * stor-layout.c (update_alignment_for_field): Set minimum alignment
21800 of the underlying type of a MS bitfield layout to the natural
21801 alignment of the type.
21803 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
21805 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
21806 to their natural alignment to avoid store forwarding stalls.
21808 2008-03-22 Richard Guenther <rguenther@suse.de>
21810 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
21811 For PHI nodes verify the address is invariant.
21812 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
21813 (get_symbol_constant_value): Use is_gimple_min_invariant.
21814 (maybe_fold_stmt_indirect): Likewise.
21816 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
21818 PR rtl-optimization/33927
21819 * Makefile.in (dse.o): Depend on $(TM_P_H).
21820 * expr.h (extract_low_bits): Declare.
21821 * expmed.c (extract_low_bits): New function.
21822 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
21823 * dse.c: Include tm_p.h.
21824 (find_shift_sequence): Remove the read_reg argument and return the
21825 read value. Emit the instructions instead of returning them.
21826 Iterate on new_mode rather than calculating it each time.
21827 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
21828 source to NEW_MODE and extract_low_bits to convert the shifted
21829 value to READ_MODE.
21830 (replace_read): Allow the load and store to have different mode
21831 classes. Use extract_low_bits when SHIFT == 0. Create the shift
21832 or extraction instructions before trying the replacement. Update
21833 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
21835 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
21837 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
21838 to their natural alignment to avoid store forwarding stalls.
21840 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
21843 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
21844 encouraging but not allowing gprs for input;
21845 change the input constraint to !f#r.
21846 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
21848 change the output constraint to !f#r.
21850 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
21853 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
21854 corresponding post-reload splitters.
21855 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
21856 when x87 FP math is selected.
21857 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
21858 New function prototype.
21859 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
21860 unreachable function to ease macroization of insn patterns.
21862 2008-03-21 Martin Jambor <mjambor@suse.cz>
21864 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
21865 reference dumps if ddr is NULL or dependence is unknown.
21867 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
21869 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
21870 unsigned extension into account.
21871 (ATOMIC_COMPARE_AND_SWAP): Likewise.
21872 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
21873 Do computations on a scratch register.
21875 2008-03-21 Richard Guenther <rguenther@suse.de>
21877 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
21878 Use is_gimple_min_invariant instead of TREE_INVARIANT.
21879 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
21880 * tree-ssa-dom.c (record_equality): Likewise.
21881 * tree-inline.c (copy_body_r): Likewise.
21882 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
21885 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
21887 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
21888 as 'delete_unused' argument.
21890 2008-03-20 Richard Guenther <rguenther@suse.de>
21892 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
21893 special casing of constant qualifiers.
21894 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
21895 care about them in general.
21896 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
21897 regardless of their type.
21898 (fold_stmt_r): Forcefully fold *& if we end up with that.
21900 2008-03-20 Paul Brook <paul@codesourcery.com>
21902 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
21903 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
21905 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
21907 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
21908 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
21910 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
21912 * common.opt (Wmudflap): New option.
21913 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
21914 (mx_register_decls): Likewise.
21915 (mudflap_finish_file): Likewise.
21916 * doc/invoke.texi: Document -Wno-mudflap.
21918 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
21920 * c-format.c (replace_format_name_to_system_name): New.
21921 (cmp_attribs): New.
21922 (convert_format_name_to_system_name): New.
21923 (decode_format_attr): Add use of convert_format_name_to_system_name.
21924 (format_types_orig): Add gnu_ prefix to names.
21925 (check_format_info_main): Special treating of \0 escaped names for
21926 supporting multi-character format specifiers as I32, I64.
21927 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
21928 (gnu_target_overrides_format_attributes): New.
21929 * c-format.h: Add structure target_ovr_attr to hold
21930 system specific formatter names.
21931 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
21932 msformat-c.o file to c_target_objs and cxx_target_objs.
21933 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
21934 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
21935 (TARGET_N_FORMAT_TYPES): New.
21936 * config/i386/msformat-c.c: New.
21937 * config/i386/t-cygming: Add build rule for msformat-c.o.
21938 * doc/extend.texi: Add new format names gnu_* and ms_* and
21940 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
21942 2008-03-20 Ira Rosen <irar@il.ibm.com>
21944 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
21945 optimizations turned on under -O3.
21946 (ftree-vectorize): Add that the flag is turned on with -O3.
21948 2008-03-20 Ben Elliston <bje@au.ibm.com>
21950 * regmove.c (try_auto_increment): Fix spelling error in comment.
21951 * final.c (final_scan_insn): Likewise.
21953 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
21956 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
21957 allocator preferences for "y" and "r" class registers.
21958 ("*mov<mode>_internal"): Ditto.
21959 ("*movv2sf_internal_rex64"): Ditto.
21960 ("*movv2sf_internal"): Ditto.
21962 2008-03-19 Michael Matz <matz@suse.de>
21964 PR middle-end/35616
21965 * calls.c (expand_call): Check overlap of arguments with call
21966 address for sibcalls.
21968 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
21971 * stor-layout.c (update_alignment_for_field): Set minimum alignment
21972 of the underlying type of a MS bitfield layout to the natural
21973 alignment of the type.
21975 2008-03-19 Jan Hubicka <jh@suse.cz>
21978 * toplev.c (decode_d_option): Handle all CPP flags.
21979 * tree-vrp.c: Update tree_pass descriptors.
21980 * regrename.c: Update tree_pass descriptors.
21981 * fwprop.c: Update tree_pass descriptors.
21982 * doc/invoke.texi: Remove documentation of dropped -d? flags.
21983 * tree-into-ssa.c: Update tree_pass descriptors.
21984 * tree-dump.c: Update tree_pass descriptors.
21985 * tree-complex.c: Update tree_pass descriptors.
21986 * tree-dump.h: Update tree_pass descriptors.
21987 * see.c: Update tree_pass descriptors.
21988 * cgraphbuild.c: Update tree_pass descriptors.
21989 * tracer.c: Update tree_pass descriptors.
21990 * tree-loop-distribution.c: Update tree_pass descriptors.
21991 * cgraph.c: Update tree_pass descriptors.
21992 * postreload-gcse.c: Update tree_pass descriptors.
21993 * postreload.c: Update tree_pass descriptors.
21994 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
21995 * tree-tailcall.c: Update tree_pass descriptors.
21996 * tree-pass.h (tree_opt_pass): Rename to ...
21997 (opt_pass) ... this one; add "type" field and remove letter field.
21998 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
21999 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
22000 all_lowering_passes): Update declaration.
22001 * ipa-cp.c: Update tree_pass descriptors.
22002 * final.c: Update tree_pass descriptors.
22003 * omp-low.c: Update tree_pass descriptors.
22004 * tree-ssa-dse.c: Update tree_pass descriptors.
22005 * ipa-reference.c: Update tree_pass descriptors.
22006 * tree-ssa-uncprop.c: Update tree_pass descriptors.
22007 * auto-inc-dec.c: Update tree_pass descriptors.
22008 * reorg.c: Update tree_pass descriptors.
22009 * cgraphunit.c: Update tree_pass descriptors.
22010 * tree-ssa-copyrename.c: Update tree_pass descriptors.
22011 * tree-ssa-ccp.c: Update tree_pass descriptors.
22012 * df-core.c: Update tree_pass descriptors.
22013 * mode-switching.c: Update tree_pass descriptors.
22014 * tree-nomudflap.c: Update tree_pass descriptors.
22015 * modulo-sched.c: Update tree_pass descriptors.
22016 * ipa-pure-const.c: Update tree_pass descriptors.
22017 * cse.c: Update tree_pass descriptors.
22018 * web.c: Update tree_pass descriptors.
22019 * tree-stdarg.c: Update tree_pass descriptors.
22020 * tree-ssa-math-opts.c: Update tree_pass descriptors.
22021 * tree-ssa-dom.c: Update tree_pass descriptors.
22022 * tree-nrv.c: Update tree_pass descriptors.
22023 * tree-ssa-alias.c: Update tree_pass descriptors.
22024 * loop-init.c: Update tree_pass descriptors.
22025 * gimple-low.c: Update tree_pass descriptors.
22026 * ipa-inline.c: Update tree_pass descriptors.
22027 * tree-ssa-sink.c: Update tree_pass descriptors.
22028 * global.c: Update tree_pass descriptors.
22029 * ifcvt.c: Update tree_pass descriptors.
22030 * jump.c: Update tree_pass descriptors.
22031 * predict.c: Update tree_pass descriptors.
22032 * tree-ssa-loop.c: Update tree_pass descriptors.
22033 * recog.c: Update tree_pass descriptors.
22034 * dse.c: Update tree_pass descriptors.
22035 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
22036 * tree-eh.c: Update tree_pass descriptors.
22037 * regmove.c: Update tree_pass descriptors.
22039 * function.c: Update tree_pass descriptors.
22040 * tree-vectorizer.c: Update tree_pass descriptors.
22041 * gcse.c: Update tree_pass descriptors.
22042 * ipa-type-escape.c: Update tree_pass descriptors.
22043 * tree-if-conv.c: Update tree_pass descriptors.
22044 * init-regs.c: Update tree_pass descriptors.
22045 * ipa.c: Update tree_pass descriptors.
22046 * tree-ssa-phiopt.c: Update tree_pass descriptors.
22047 * rtl-factoring.c: Update tree_pass descriptors.
22048 * lower-subreg.c: Update tree_pass descriptors.
22049 * bt-load.c: Update tree_pass descriptors.
22050 * tree-dfa.c: Update tree_pass descriptors.
22051 * except.c: Update tree_pass descriptors.
22052 * emit-rtl.c: Update tree_pass descriptors.
22053 * cfgexpand.c: Update tree_pass descriptors.
22054 * tree-cfgcleanup.c: Update tree_pass descriptors.
22055 * cfgcleanup.c: Update tree_pass descriptors.
22056 * tree-ssa-pre.c: Update tree_pass descriptors.
22057 * tree-sra.c: Update tree_pass descriptors.
22058 * tree-mudflap.c: Update tree_pass descriptors.
22059 * tree-ssa-copy.c: Update tree_pass descriptors.
22060 * cfglayout.c: Update tree_pass descriptors.
22061 * tree-ssa-forwprop.c: Update tree_pass descriptors.
22062 * tree-ssa-dce.c: Update tree_pass descriptors.
22063 * tree-ssa.c: Update tree_pass descriptors.
22064 * regclass.c: Update tree_pass descriptors.
22065 * integrate.c: Update tree_pass descriptors.
22066 * tree-optimize.c: Update tree_pass descriptors.
22067 * tree-ssa-phiprop.c: Update tree_pass descriptors.
22068 * tree-object-size.c: Update tree_pass descriptors.
22069 * combine.c: Update tree_pass descriptors.
22070 * tree-outof-ssa.c: Update tree_pass descriptors.
22071 * bb-reorder.c: Update tree_pass descriptors.
22072 * stack-ptr-mod.c: Update tree_pass descriptors.
22073 * var-tracking.c: Update tree_pass descriptors.
22074 * tree-profile.c: Update tree_pass descriptors.
22075 * tree-vect-generic.c: Update tree_pass descriptors.
22076 * reg-stack.c: Update tree_pass descriptors.
22077 * sched-rgn.c: Update tree_pass descriptors.
22078 * tree-ssa-structalias.c: Update tree_pass descriptors.
22079 * tree-cfg.c: Update tree_pass descriptors.
22080 * passes.c (current_pass): Update declaration.
22081 (finish_optimization_passes): Update.
22082 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
22083 (register_one_dump_file, register_dump_files_1, next_pass_1):
22085 (init_optimization_passes): Update handling of new types.
22086 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
22087 * ipa-struct-reorg.c: Update tree_pass descriptors.
22088 * tree-ssa-reassoc.c: Update tree_pass descriptors.
22089 * combine-stack-adj.c: Update tree_pass descriptors.
22090 * cfgrtl.c: Update tree_pass descriptors.
22091 * dce.c: Update tree_pass descriptors.
22092 * tree-ssanames.c: Update tree_pass descriptors.
22094 2008-03-19 Richard Guenther <rguenther@suse.de>
22096 PR middle-end/35609
22097 * tree-ssa.c (walk_data): New structure.
22098 (warn_uninitialized_var): If not always_executed warn with "maybe"
22100 (execute_early_warn_uninitialized): Compute post-dominators.
22101 Initialize always_executed before processing each basic block.
22103 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
22106 * config/i386/i386.c (x86_this_parameter): Calculate correct location
22107 of "this" pointer when "regparm = N" or "fastcall" is in effect.
22109 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22111 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
22113 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
22115 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
22117 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
22118 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
22119 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
22120 target after ignore has been set, and move there also the commputation
22121 of subtarget and original_target.
22122 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
22123 (LANG_HOOKS_INITIALIZER): Remove it.
22124 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
22126 2008-03-18 Richard Guenther <rguenther@suse.de>
22128 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
22129 found an expression with constants, note that in the VN for the lhs.
22130 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
22131 fold them to constants if possible. Run cleanup_cfg if done so.
22132 (execute_pre): Return todo.
22133 (do_pre): Likewise.
22134 (execute_fre): Likewise.
22135 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
22137 (get_prop_source_stmt): Look through pointer conversions.
22139 2008-03-18 Jan Hubicka <jh@suse.cz>
22141 * tree-pretty-print.c: Include predict.h.
22142 (dump_generic_node): Dump predictor.
22143 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
22144 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
22145 * gimple-low.c (lower_stmt): Likewise.
22146 * expr.c (expand_expr_real): Likewise.
22147 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
22149 (build_predict_expr, build_predict_expr): New.
22150 * predict.h (predictor_name, build_predict_expr): Update.
22151 * c-typeck.c (c_finish_bc_stmt): Add prediction.
22152 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
22153 * predict.def (PRED_CONTINUE): Update hitrate.
22154 * tree.def (PREDICT_EXPR): Define.
22155 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
22156 do not handle BIND_EXPR.
22157 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
22158 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
22159 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
22162 2008-03-18 Michael Matz <matz@suse.de>
22164 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
22166 2008-03-18 Richard Guenther <rguenther@suse.de>
22168 * tree-gimple.h (is_gimple_invariant_address): Declare.
22169 (is_gimple_constant): Likewise.
22170 * tree-gimple.c (is_gimple_constant): New function.
22171 (is_gimple_invariant_address): Likewise.
22172 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
22173 and is_gimple_invariant_address.
22174 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
22176 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
22177 an addressable base.
22179 2008-03-18 Jakub Jelinek <jakub@redhat.com>
22181 PR middle-end/35611
22182 * gimplify.c (gimplify_expr): Gimplify second operand of
22185 2008-03-17 Richard Guenther <rguenther@suse.de>
22187 PR tree-optimization/19637
22188 * fold-const.c (fold_unary): Remove restrictions of removing
22189 intermediate pointer-conversions (P2)(P1)P0.
22190 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
22191 conversion to void pointer.
22192 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
22194 2008-03-16 James E. Wilson <wilson@tuliptree.org>
22197 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
22198 emulated thread local variables.
22200 2008-03-16 Richard Guenther <rguenther@suse.de>
22202 PR middle-end/35607
22203 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
22204 expand TREE_INVARIANT operations that are not gimple invariant.
22206 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
22208 * doc/extend.texi (Alignment): Say that the ABI controls
22209 the __alignof__ for non-strict-alignment targets rather
22210 than being a recommendation.
22212 2008-03-15 Paul Brook <paul@codesourcery.com>
22214 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
22216 (arm_output_fn_unwind): Mark functions that can not be unwound.
22218 2008-03-15 Paul Brook <paul@codesourcery.com>
22220 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
22221 extension instructions.
22223 2008-03-15 Richard Guenther <rguenther@suse.de>
22225 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
22226 and fold constant aggregate refs.
22227 (fold_const_aggregate_ref): Handle string constants
22228 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
22229 (evaluate_stmt): Simplify now that ccp_fold folds constant
22232 2008-03-15 Paul Brook <paul@codesourcery.com>
22234 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
22235 (extzv): Use gen_extzv_t2.
22236 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
22238 2008-03-15 Richard Guenther <rguenther@suse.de>
22240 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
22241 (fold_const_aggregate_ref): Likewise.
22242 (get_value): Return NULL if we don't have any values.
22243 (ccp_finalize): Set const_val to NULL after freeing it.
22244 * tree-flow.h (get_symbol_constant_value): Declare.
22245 (fold_const_aggregate_ref): Likewise.
22246 * tree-ssa-sccvn.c (try_to_simplify): Use them.
22248 2008-03-15 Richard Guenther <rguenther@suse.de>
22250 PR middle-end/35593
22251 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
22252 to not produce negative array indices if not allowed. Add
22253 parameter to indicate that.
22254 (maybe_fold_offset_to_component_ref): Allow negative array
22255 indices only for the first member of a structure.
22256 (maybe_fold_offset_to_reference): Allow negative array indices.
22257 (maybe_fold_stmt_addition): Likewise.
22259 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
22260 Anatoly Sokolov <aesok@post.ru>
22262 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
22263 (avr_arch): Add ARCH_AVR6.
22264 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
22265 (initial_elimination_offset): Initialize and use 'avr_pc_size'
22266 instead of fixed value 2.
22267 (print_operand_address): Use gs() asm specifier instead of pm().
22268 (avr_assemble_integer): (Ditto.).
22269 (avr_output_addr_vec_elt): (Ditto.).
22270 (print_operand): Handle "!" code.
22271 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
22272 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
22273 (AVR_HAVE_EIJMP_EICALL): Define.
22274 (AVR_3_BYTE_PC): Redefine.
22275 (AVR_2_BYTE_PC): (Ditto.).
22276 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
22277 (LINK_SPEC): Add atmega2560 and atmega2561.
22278 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
22280 * config/avr/avr.md (call_insn): Use eicall instead of icall
22281 for 3 byte PC devices.
22282 (call_value_insn): (Ditto.).
22283 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
22284 (indirect_jump): Use only for for 2 byte PC devices.
22285 (*tablejump): (Ditto.).
22286 (*indirect_jump_avr6): Add insn.
22287 (*tablejump_rjmp): Don't use for 3 byte PC devices.
22288 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
22289 instead of ijmp for 3 byte PC devices.
22290 (__tablejump2__): (Ditto.).
22291 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
22292 (MULITLIB_DIRNAMES): (Ditto.).
22293 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
22295 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
22297 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
22298 "sse2_umulsidi3". Use V1DI mode for operand 0.
22299 ("mmx_psadbw"): Use V1DI mode for operand 0.
22300 * config/i386/i386-modes.def (V1SI): New vector mode.
22301 * config/i386/i386.c (struct builtin_description)
22302 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
22303 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
22304 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
22305 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
22306 v1di_ftype_v8qi_v8qi type.
22307 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
22309 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
22310 __builtin_ia32_pmuludq]: Fix the mode of return value.
22312 2008-03-15 Richard Guenther <rguenther@suse.de>
22314 PR middle-end/35595
22315 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
22318 2008-03-14 Bob Wilson <bob.wilson@acm.org>
22320 * doc/invoke.texi (Option Summary, Xtensa Options): Document
22321 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
22322 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
22323 unless TARGET_SERIALIZE_VOLATILE is enabled.
22324 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
22325 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
22326 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
22328 2008-03-14 Richard Guenther <rguenther@suse.de>
22330 PR tree-optimization/34172
22331 * tree-flow.h (refs_may_alias_p): Declare.
22332 (get_single_def_stmt): Likewise.
22333 (get_single_def_stmt_from_phi): Likewise.
22334 (get_single_def_stmt_with_phi): Likewise.
22335 * tree-dfa.c (refs_may_alias_p): New function.
22336 (get_single_def_stmt): Likewise.
22337 (get_single_def_stmt_from_phi): Likewise.
22338 (get_single_def_stmt_with_phi): Likewise.
22339 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
22340 (vn_reference_lookup_1): New helper function.
22341 (vn_reference_lookup): Walk the virtual use-def chain to
22342 continue searching for a match if the def does not alias the
22343 reference we are looking for.
22345 2008-03-14 David Edelsohn <edelsohn@gnu.org>
22347 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
22348 archive and Perzl. Update The Written Word listing.
22350 2008-03-14 Richard Guenther <rguenther@suse.de>
22352 PR tree-optimization/34043
22353 PR tree-optimization/33989
22354 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
22356 (bitmap_find_leader): Use extra argument to verify dominance
22357 relationship inside a basic-block.
22358 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
22359 (find_leader_in_sets): Adjust.
22360 (create_component_ref_by_pieces): Take extra argument for
22361 dominance check, handle lookup failures.
22362 (find_or_generate_expression): Likewise.
22363 (create_expression_by_pieces): Likewise.
22364 (insert_into_preds_of_block): Adjust.
22365 (create_value_expr_from): If asked for, verify all operands
22366 are in the blocks AVAIL_OUT set.
22367 (make_values_for_stmt): Check for SSA_NAMEs that are life
22368 over an abnormal edge.
22369 (compute_avail): Remove such check.
22370 (do_SCCVN_insertion): New function.
22371 (eliminate): If we do not find a leader suitable for replacement
22372 insert a replacement expression from SCCVN if available.
22373 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
22374 (struct vn_ssa_aux): Add needs_insertion flag.
22375 * tree-ssa-sccvn.c (may_insert): New global flag.
22376 (copy_reference_ops_from_ref): Value-number union member access
22377 based on its size, not type and member if insertion is allowed.
22378 (visit_reference_op_load): For a weak match from union type
22379 punning lookup a view-converted value and insert a SSA_NAME
22380 for that value if that is not found.
22381 (visit_use): Make dumps shorter. Do not disallow value numbering
22382 SSA_NAMEs that are life over an abnormal edge to constants.
22383 (free_scc_vn): Release inserted SSA_NAMEs.
22384 (run_scc_vn): New flag to specify whether insertion is allowed.
22385 Process SSA_NAMEs in forward order.
22386 * tree-ssa-loop-im.c (for_each_index): Handle invariant
22387 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
22388 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
22389 pointer type to/from integral types that do not change the
22390 precision to regular conversions.
22392 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
22394 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
22395 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
22396 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
22397 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
22398 input arguments and the mode of return value. Built-in functions
22399 that operate on whole 64-bit MMX register now use V1DI mode.
22401 2008-03-13 Alon Dayan <alond@il.ibm.com>
22402 Olga Golovanevsky <olga@il.ibm.com>
22404 PR tree-optimization/35041
22405 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
22406 to locate the right position in a statement.
22408 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
22412 * config/i386/xmmintrin.h: Change all static inline functions to
22413 extern inline and add __gnu_inline__ attribute.
22414 * config/i386/bmintrin.h: Ditto.
22415 * config/i386/smmintrin.h: Ditto.
22416 * config/i386/tmmintrin.h: Ditto.
22417 * config/i386/mmintrin-common.h: Ditto.
22418 * config/i386/ammintrin.h: Ditto.
22419 * config/i386/emmintrin.h: Ditto.
22420 * config/i386/pmmintrin.h: Ditto.
22421 * config/i386/mmintrin.h: Ditto.
22422 * config/i386/mm3dnow.h: Ditto.
22424 2008-03-13 Jakub Jelinek <jakub@redhat.com>
22426 PR middle-end/35185
22427 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
22428 (lower_omp_2): New function.
22429 (lower_omp_1, lower_omp): Rewritten.
22431 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
22434 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
22435 with the phrase "Microsoft Windows compilers".
22436 (Push/Pop Macro Pragmas): New subsection. Document
22437 #pragma push_macro and pragma pop_macro.
22439 2008-03-12 Paul Brook <paul@codesourcery.com>
22441 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
22443 2008-03-12 Paul Brook <paul@codesourcery.com>
22445 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
22446 (thumb2_alusi3_short): Exclude PLUS and MINUS.
22447 (thumb2_addsi_shortim): Rename ...
22448 (thumb2_addsi_short): ... to this. Allow register operands.
22449 (thumb2_subsi_short): New pattern.
22450 (thumb2_one_cmplsi2_short,
22451 thumb2_negsi2_short): New patterns and peepholes.
22453 2008-03-12 Paul Brook <paul@codesourcery.com>
22455 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
22457 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
22459 * config/i386/i386.md (int_cond): New code iterator.
22461 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
22462 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
22463 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
22464 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
22465 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
22466 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
22467 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
22468 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
22470 2008-03-12 Paul Brook <paul@codesourcery.com>
22472 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
22473 instead of {arm,thumb}_compute_save_reg_mask.
22474 (output_return_instruction): Ditto.
22475 (thumb_unexpanded_epilogue): Ditto.
22476 (thumb1_expand_prologue): Ditto.
22477 (thumb1_output_function_prologue): Ditto.
22478 (arm_set_return_address): Ditto.
22479 (thumb_set_return_address): Ditto.
22480 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
22481 regs to achieve stack alignment.
22482 (thumb1_compute_save_reg_mask): Fix compiler warning.
22483 (arm_output_epilogue): Use offsets->saved_regs_mask.
22484 Adjust stack pointer by poping call clobered registers.
22485 (arm_expand_prologue): Use offsets->saved_regs_mask.
22486 Adjust stack pointer by pushing extra registers.
22487 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
22489 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
22492 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
22493 conversion to the operands of a multiplication.
22495 2008-03-12 Richard Guenther <rguenther@suse.de>
22497 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
22498 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
22499 * timevar.def (TV_TREE_PHIPROP): Add.
22500 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
22501 pass description. Use TV_TREE_PHIPROP.
22502 * tree-ssa-forwprop.c: Remove phiprop code.
22504 2008-03-12 Jakub Jelinek <jakub@redhat.com>
22506 PR middle-end/35549
22507 * omp-low.c (maybe_lookup_decl): Constify first argument.
22508 (use_pointer_for_field): Change last argument from bool to
22509 omp_context *. Disallow shared copy-in/out in nested
22510 parallel if decl is shared in outer parallel too.
22511 (build_outer_var_ref, scan_sharing_clauses,
22512 lower_rec_input_clauses, lower_copyprivate_clauses,
22513 lower_send_clauses, lower_send_shared_vars): Adjust callers.
22515 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
22516 Ira Rosen <irar@il.ibm.com>
22518 * tree-vectorizer.c (free_stmt_vec_info): New function.
22519 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
22520 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
22521 * tree-vectorizer.h (free_stmt_vec_info): Declare.
22522 * tree-vect-transform.c (vectorizable_conversion): Free
22523 vec_oprnds0 if it was allocated.
22524 (vect_permute_store_chain): Remove unused VECs.
22525 (vectorizable_store): Free VECs that are allocated in the..
22527 (vect_transform_strided_load, vectorizable_load): Likewise.
22528 (vect_remove_stores): Simplify the code.
22529 (vect_transform_loop): Move code to vect_remove_stores().
22530 Call vect_remove_stores() and free_stmt_vec_info().
22532 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22534 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
22535 TARGET_HPUX. Revise comment.
22536 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
22537 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
22538 Use sr4 variant of `be' instruction when not generating PIC code.
22539 (attr_length_call): Adjust for above change.
22541 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
22543 * ipa-reference.c (static_execute): Remove module_statics_const and
22544 associated setting code.
22546 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
22549 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
22550 predicate for operand 1.
22551 (paritysi2_cmp): Use register_operand predicate for operand 2.
22552 Use earlyclobber modifier for operand 1. Remove support for
22554 (paritydi2_cmp): Use register_operand predicate for operand 3.
22555 Use earlyclobber modifier for operand 1. Remove support for
22558 2008-03-11 Paul Brook <paul@codesourcery.com>
22559 Vladimir Prus <vladimir@codesourcery.com>
22561 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
22562 (arm_compute_save_reg0_reg12_mask): Always
22563 check if register 11 must be saved. Always safe hard frame pointer
22564 when frame_pointer_needeed.
22565 (arm_compute_save_reg_mask): Save IP and PC
22566 only with apcs frames.
22567 (arm_output_epilogue): Adjust Thumb2 codepath to
22568 be also invoked and work for ARM non-apcs frames.
22569 (arm_expand_prologue): Don't bother saving IP
22570 for non-apcs frame, since it's not clobbered by
22571 prologue code. Implement non-apcs frame
22574 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
22576 PR rtl-optimization/35281
22577 * expr.c (convert_move): Use a new pseudo for the intermediate
22578 from_mode->word_mode result.
22580 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
22582 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
22583 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
22584 * toplev.c (compile_file): Don't call it.
22586 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
22588 PR middle-end/35526
22589 * expr.c (store_expr): Call emit_block_move if the mode
22590 of "temp" RTX is BLKmode.
22592 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
22593 Richard Guenther <rguenther@suse.de>
22595 PR tree-optimization/31358
22596 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
22597 the step with a NULL_TREE.
22598 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
22599 to sizetype if type is a pointer type.
22600 (add_candidate_1): Don't convert the base and step to
22601 the generic type if the orginal type is a pointer type.
22602 (add_iv_value_candidates): Use sizetype for the step
22603 if type is a pointer type.
22604 (cand_value_at): Likewise.
22605 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
22607 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
22608 Don't convert the tem affine to the type.
22609 (add_elt_to_tree): Use sizetype for the step if a pointer.
22610 Use POINTER_PLUS_EXPR for pointers.
22611 (aff_combination_to_tree): Use sizetype for the step if a
22614 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
22616 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
22617 Remove commutativity hint.
22619 2008-03-10 Jakub Jelinek <jakub@redhat.com>
22623 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
22624 errorneous type. Check that v is a VAR_DECL.
22626 PR middle-end/35099
22627 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
22629 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
22631 PR tree-optimization/35494
22632 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
22633 may be overriden at link and run time.
22635 2008-03-10 Richard Guenther <rguenther@suse.de>
22637 PR tree-optimization/34677
22638 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
22639 (poolify_tree): Likewise.
22640 (modify_expr_template): Likewise.
22641 (poolify_modify_stmt): Likewise.
22642 (insert_fake_stores): Handle all component-ref style stores
22643 in addition to INDIRECT_REF. Also handle complex types.
22644 Do not poolify the inserted load.
22645 (realify_fake_stores): Do not rebuild the tree but only
22646 make it a SSA_NAME copy.
22647 (init_pre): Remove initialzation of modify_expr_template.
22648 Do not allocate modify_expr_node_pool.
22649 (fini_pre): Do not free modify_expr_node_pool.
22651 2008-03-10 Paul Brook <paul@codesourcery.com>
22653 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
22654 to avoid conflicts.
22656 2008-03-10 Paul Brook <paul@codesourcery.com>
22657 Mark Shinwell <shinwell@codesourcery.com>
22659 * config/arm/cortex-r4.md: New.
22660 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
22662 * config/arm/arm.md: Include cortex-r4.md.
22663 (insn): Add smmls, sdiv and udiv values.
22664 (generic_sched): Don't use generic scheduling for Cortex-R4.
22665 (arm_issue_rate): New function.
22666 (TARGET_SCHED_ISSUE_RATE): Define.
22668 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
22670 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
22672 2008-03-10 Richard Guenther <rguenther@suse.de>
22674 * tree-ssa-pre.c (get_sccvn_value): Simplify.
22675 (compute_avail): Do not add stmt uses to AVAIL_OUT.
22677 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
22679 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
22680 Set default to true.
22682 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22684 * c.opt (Wsynth): Deprecate.
22685 * doc/invoke.texi (Option Summary, Warning Options): Document
22686 -Wno-format-contains-nul.
22688 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
22691 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
22692 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
22694 2008-03-09 Ira Rosen <irar@il.ibm.com>
22696 * config/rs6000/rs6000.c (builtin_description): Rename vector
22697 left shift operations.
22698 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
22699 (altivec_vsl<VI_char>): Rename to ...
22700 (ashl<mode>3): ... new name.
22701 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
22703 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
22705 2008-03-08 Richard Guenther <rguenther@suse.de>
22707 * coverage.h (tree_coverage_counter_addr): Declare.
22708 * coverage.c (tree_coverage_counter_addr): New function.
22709 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
22710 before using again.
22711 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
22712 (tree_gen_one_value_profiler): Likewise.
22713 (tree_gen_ic_profiler): Likewise.
22714 (tree_gen_average_profiler): Likewise.
22715 (tree_gen_ior_profiler): Likewise.
22717 2008-03-08 Richard Guenther <rguenther@suse.de>
22719 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
22720 (vn_binary_op_insert): Likewise.
22721 (vn_unary_op_lookup): Likewise.
22722 (vn_unary_op_insert): Likewise.
22723 (vn_nary_op_lookup): Declare.
22724 (vn_nary_op_insert): Likewise.
22725 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
22726 and binary hashes, use a single obstack for unary_op_pool
22727 and binary_op_pool.
22728 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
22729 a single struct vn_nary_op_s. Store tree code length and
22730 a variable number of operands.
22731 (struct vn_reference_op_struct): Remove unused op2.
22732 (vn_reference_op_eq): Do not compare op2.
22733 (vn_reference_op_compute_hash): Do not compute hash of op2.
22734 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
22735 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
22736 with vn_nary_op_compute_hash.
22737 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
22738 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
22740 (vn_unary_op_insert, vn_binary_op_insert): Replace with
22742 (visit_unary_op): Call nary functions.
22743 (visit_binary_op): Likewise.
22744 (process_scc): Adjust for struct vn_tables_s changes.
22745 (allocate_vn_table): Likewise.
22746 (free_vn_table): Likewise.
22747 * tree-vn.c (vn_add): Call nary functions.
22748 (vn_lookup): Likewise.
22750 2008-03-08 Jakub Jelinek <jakub@redhat.com>
22753 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
22754 wdst back after sync_compare_and_swapqhi_internal.
22756 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
22759 * config/i386/i386-modes.def (V1DI): New vector mode.
22760 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
22761 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
22762 (MMXMODE248): Ditto.
22763 (MMXMODE): Add V1DI mode.
22764 (mmxvecsize): Change DI mode to V1DI mode.
22765 ("mov<mode>): Use MMXMODEI8 mode iterator.
22766 ("*mov<mode>_internal_rex64"): Ditto.
22767 ("*mov<mode>_internal"): Ditto.
22768 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
22769 ("mmx_sub<mode>3"): Ditto.
22770 ("mmx_adddi3"): Remove insn pattern.
22771 ("mmx_subdi3"): Ditto.
22772 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
22773 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
22774 ("mmx_ashl<mode>3"): Ditto.
22775 ("mmx_lshrdi3"): Remove insn pattern.
22776 ("mmx_ashldi3"): Ditto.
22777 * config/i386/i386.c (classify_argument): Handle V1DImode.
22778 (function_arg_advance_32): Ditto.
22779 (function_arg_32): Ditto.
22780 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
22781 mmx_addv1di3 insn pattern.
22782 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
22783 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
22784 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
22785 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
22786 Remove definitions of built-in functions.
22787 (V1DI_type_node): New node.
22788 (v1di_ftype_v1di_int): Ditto.
22789 (v1di_ftype_v1di_v1di): Ditto.
22790 (v2si_ftype_v2si_si): Ditto.
22791 (v4hi_ftype_v4hi_di): Remove node.
22792 (v2si_ftype_v2si_di): Ditto.
22793 (ix86_init_mmx_sse_builtins): Handle V1DImode.
22794 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
22795 Redefine builtins using def_builtin_const with *_ftype_*_int node.
22796 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
22797 Add new builtins using def_builtin_const.
22798 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
22799 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
22800 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
22801 * config/i386/mmintrin.h (__v1di): New typedef.
22802 (_mm_add_si64): Cast arguments to __v1di type.
22803 (_mm_sub_si64): Ditto.
22804 (_mm_sll_pi16): Cast __count to __v4hi type.
22805 (_mm_sll_pi32): Cast __count to __v2si type.
22806 (_mm_sll_si64): Cast arguments to __v1di type.
22807 (_mm_srl_pi16): Cast __count to __v4hi type.
22808 (_mm_srl_pi32): Cast __count to __v2si type.
22809 (_mm_srl_si64): Cast arguments to __v1di type.
22810 (_mm_sra_pi16): Cast __count to __v4hi type.
22811 (_mm_sra_pi32): Cast __count to __v2si type.
22812 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
22813 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
22814 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
22815 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
22816 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
22817 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
22818 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
22819 (_mm_srai_pi32): Use __builtin_ia32_psradi.
22820 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
22821 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
22822 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
22823 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
22825 2008-03-07 Joseph Myers <joseph@codesourcery.com>
22827 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
22829 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
22832 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
22833 reg+const addressing for Altivec modes. Don't generate reg+reg
22834 addressing for TFmode or TDmode quantities.
22836 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
22838 * c-common.c (vector_types_convertible_p): Call langhook
22839 instead of comptypes.
22841 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
22844 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
22845 integral and scalar float variables which have a
22848 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
22850 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
22851 dwarf_register_span hook when emitting unwind information for
22852 register-to-memory saves.
22853 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
22854 (rs6000_frame_related): Remove call to spe_synthesize_frame.
22856 2008-03-06 Jakub Jelinek <jakub@redhat.com>
22858 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
22859 for the same VAR_DECL.
22861 2008-03-06 Tom Tromey <tromey@redhat.com>
22863 * treelang: Delete.
22864 * doc/standards.texi (Standards): Don't mention treelang.
22865 * doc/invoke.texi (Overall Options): Don't mention treelang.
22866 * doc/install.texi (Prerequisites): Don't mention bison or
22868 (Configuration): Don't mention treelang.
22869 (Building): Likewise.
22870 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
22872 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
22874 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
22875 word-extractions out of a multi-word object.
22877 2008-03-06 Richard Guenther <rguenther@suse.de>
22879 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
22880 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
22881 result type and precision.
22882 * expr.c (get_inner_reference): Set unsignedp based on the result
22883 type of BIT_FIELD_REF.
22884 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
22885 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
22886 (try_instantiate_multiple_fields): Likewise. Use the correct type
22888 (sra_build_assignment): Likewise.
22889 (sra_build_elt_assignment): Likewise.
22890 (sra_explode_bitfield_assignment): Likewise.
22891 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
22892 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
22893 set BIT_FIELD_REF_UNSIGNED.
22894 (vectorizable_load): Likewise.
22896 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
22898 * cse.c (cse_extended_basic_block): Invalidate artificial defs
22901 2008-03-06 Richard Guenther <rguenther@suse.de>
22903 * alias.c (struct alias_set_entry): Move has_zero_child field
22904 to pack with alias_set.
22906 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
22908 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
22911 2008-03-05 Ian Lance Taylor <iant@google.com>
22913 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
22915 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
22917 * fwprop.c (update_df): Support width and offset parameters of
22919 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
22920 global_conflicts): Change DF_REF_EXTRACT to either
22921 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
22922 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
22923 * df-scan.c (df_ref_record, df_defs_record,
22924 df_ref_create_structure, df_def_record_1, df_uses_record,
22925 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
22926 df_bb_refs_collect, df_entry_block_defs_collect,
22927 df_exit_block_uses_collect): Support new width and offset fields.
22928 (ref_extract_pool): New storage pool.
22929 (df_free_ref): New function.
22930 (df_reg_chain_unlink, df_free_collection_rec,
22931 df_sort_and_compress_refs): Call df_free_ref.
22932 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
22934 (df_ref_create_structure): Allocate df_ref_extract if offset and
22935 width fields are used.
22936 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
22937 (df_uses_record): Get offset and width from ZERO_EXTRACT
22939 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
22940 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
22941 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
22942 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
22943 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
22944 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
22945 (df_ref_extract): New structure.
22946 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
22947 (df_ref_create): Add width and offset parameters.
22949 2008-03-05 Richard Guenther <rguenther@suse.de>
22951 * tree-ssa-structalias.c (get_constraint_for_component_ref):
22952 Use ranges_overlap_p.
22953 (offset_overlaps_with_access): Rename
22954 to ranges_overlap_p and move ...
22955 * tree-flow-inline.h (ranges_overlap_p): ... here.
22957 * tree.h (get_inner_reference, handled_component_p): Update
22960 * tree.h (record_component_aliases, get_alias_set,
22961 alias_sets_conflict_p, alias_sets_must_conflict_p,
22962 objects_must_conflict_p): Move declarations ...
22963 * alias.h (record_component_aliases, get_alias_set,
22964 alias_sets_conflict_p, alias_sets_must_conflict_p,
22965 objects_must_conflict_p): ... here.
22966 Include coretypes.h.
22967 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
22969 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
22971 * cfg.c: Include tree-flow.h.
22972 (remove_edge_raw): Call redirect_edge_var_map_clear.
22973 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
22974 * tree-flow-inline.h (redirect_edge_var_map_def): New.
22975 (redirect_edge_var_map_result): New.
22976 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
22977 PENDING_STMT use with redirect_edge_var_map_*.
22978 * tree-ssa.c (edge_var_maps): New definition.
22979 (redirect_edge_var_map_add): New.
22980 (redirect_edge_var_map_clear): New.
22981 (redirect_edge_var_map_dup): New.
22982 (redirect_edge_var_map_vector): New.
22983 (redirect_edge_var_map_destroy): New.
22984 (ssa_redirect_edge): Replace PENDING_STMT use with
22985 redirect_edge_var_map_*.
22986 (flush_pending_stmts): Same.
22987 (delete_tree_ssa): Destroy edge var map.
22988 * tree-flow.h (struct _edge_var_map): New.
22989 Define edge_var_map vector type.
22990 Declare redirect_edge_var_map_* prototypes.
22991 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
22992 * tree-cfg.c (reinstall_phi_args): Replace
22993 PENDING_STMT use with redirect_edge_var_map_*.
22995 2008-03-05 Richard Guenther <rguenther@suse.de>
22997 PR tree-optimization/35472
22998 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
22999 whose single use_stmt has a overlapping set of loaded and
23000 stored symbols as that use_stmt might be a noop assignment then.
23002 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
23004 * gthr-rtems.h: Implement __gthread_mutex_destroy.
23006 2008-03-05 Richard Guenther <rguenther@suse.de>
23009 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
23010 should be constants.
23011 * tree-cfg.c (verify_expr): Verify it.
23012 * fold-const.c (fold_truthop): Remove code generating
23013 BIT_FIELD_REFs of structure bases.
23014 (fold_binary): Likewise.
23015 (fold_ternary): Position and size of BIT_FIELD_REFs are
23016 always host integers.
23017 (make_bit_field_ref): Remove.
23018 (optimize_bit_field_compare): Remove.
23019 (all_ones_mask_p): Remove.
23021 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
23024 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
23025 (split_block_and_df_analyze): New. Split basic block and rebuild
23027 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
23029 (split_pattern_seq): Likewise.
23030 (erase_matching_seqs): Likewise.
23031 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
23033 2008-03-04 Geoff Keating <geoffk@apple.com>
23035 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
23036 declaration and code.
23037 (tree_invalid_nonnegative_warnv_p): Likewise.
23039 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
23041 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
23042 examples. Truncate option-names then causing overfull hbox.
23044 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23047 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
23049 * configure: Rebuilt.
23051 2008-03-04 Rafael Espíndola <espindola@google.com>
23053 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
23054 (tree_unary_nonnegative_warnv_p): New.
23055 (tree_binary_nonnegative_warnv_p): New.
23056 (tree_single_nonnegative_warnv_p): New.
23057 (tree_invalid_nonnegative_warnv_p): New.
23058 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
23060 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23063 * opts.c (handle_option): Postpone 'unknown option' errors only for
23066 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
23069 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
23072 2008-03-04 Rafael Espíndola <espindola@google.com>
23074 * fold-const.c (tree_unary_nonzero_warnv_p): New.
23075 (tree_binary_nonzero_warnv_p): New.
23076 (tree_single_nonzero_warnv_p): New.
23077 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
23079 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
23081 PR middle-end/35456
23082 * fold-const.c (fold_cond_expr_with_comparison): Prevent
23083 transformations for modes that have signed zeros.
23084 * ifcvt.c (noce_try_abs): Ditto.
23086 2008-03-04 Joseph Myers <joseph@codesourcery.com>
23088 * config/i386/i386.c (override_options): Force
23089 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
23091 2008-03-04 Jan Hubicka <jh@suse.cz>
23094 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
23097 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
23099 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
23100 label to probe the stack.
23102 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
23104 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
23105 (__gthr_win32_mutex_destroy): Declare.
23106 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
23107 __gthr_win32_mutex_destroy.
23108 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
23110 2008-03-03 Jan Hubicka <jh@suse.cz>
23113 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
23114 aggressive on inlining cold calls.
23116 2008-03-03 Richard Guenther <rguenther@suse.de>
23118 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
23119 struct copies into the expression table.
23120 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
23121 (try_to_simplify): Likewise.
23122 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
23123 integral and pointer arguments which do not change the
23124 precision to NOP_EXPRs.
23125 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
23126 VIEW_CONVERT_EXPR case.
23128 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
23130 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
23131 defined in a loop at depth 0 is invariant.
23132 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
23133 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
23134 be called at loop depth 0.
23136 2008-03-02 Jakub Jelinek <jakub@redhat.com>
23139 * gcc.c (process_command): Update copyright notice dates.
23140 * gcov.c (print_version): Likewise.
23141 * gcov-dump.c (print_version): Likewise.
23142 * mips-tfile.c (main): Likewise.
23143 * mips-tdump.c (main): Likewise.
23145 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23148 * c-common.c (flag_permissive): Delete.
23149 (constant_expression_warnings): Check flags first.
23150 (constant_expression_error): New.
23151 * c-common.h (flag_permissive): Delete.
23152 (constant_expression_error): Declare.
23153 * flags.h (flag_permissive): Declare. Update description.
23154 * diagnostic.c (pedwarn): Update.
23156 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
23157 (permissive_error_kind): New.
23158 * toplev.c (flag_permissive): Define. Update description.
23159 * toplev.h (permissive_error_kind): Declare.
23160 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
23161 (pedwarn_c90): Use pedantic_warning_kind.
23162 * c-opts.c (c_common_post_options): flag_permissive does not affect
23163 flag_pedantic_errors.
23165 2008-03-02 Joseph Myers <joseph@codesourcery.com>
23167 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
23168 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
23169 __absvsi2, __absvDI2): Use unsigned arithmetic.
23171 2008-03-02 Andi Kleen <ak@suse.de>
23172 Richard Guenther <rguenther@suse.de>
23174 * struct-equiv.c: Remove file.
23175 * cfg_cleanup.c (condjump_equiv_p): Remove.
23176 * Makefile.in (OBJS-common): Remove struct-equiv.o.
23177 (struct-equiv.o): Remove rule.
23178 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
23179 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
23180 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
23182 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
23184 * ifcvt.c (noce_process_if_block): Try to handle only the then
23185 block if the else block exists but isn't suitable.
23187 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
23190 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
23191 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
23192 regression from previous patch.
23194 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
23197 * gthr.h: Add __gthread_mutex_destroy as a function that must be
23199 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
23200 * gthr-single.h (__gthread_mutex_destroy): Likewise.
23201 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
23202 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
23203 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
23204 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
23205 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
23206 (__gthread_mutex_destroy_function): Rename to
23207 __gthread_mutex_destroy.
23208 * gthr-dce.h (__gthread_mutex_destroy): Call
23209 pthread_mutex_destroy.
23210 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
23211 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
23212 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
23214 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
23216 * df-scan.c (df_ref_chain_change_bb): Simplify.
23217 (df_insn_change_bb): Add new_bb argument. Simplify. Call
23218 set_block_for_insn if there's any change.
23219 * df.h ((df_insn_change_bb): Fix prototype.
23220 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
23221 df_insn_change_bb, don't call set_block_for_insn.
23222 * emit-rtl.c (reorder_insns): Likewise.
23223 * haifa-sched.c (move_insn): Likewise.
23225 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
23227 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
23229 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
23231 * tree-flow-inline.h (next_readonly_imm_use): Return
23232 NULL_USE_OPERAND_P after the end.
23234 2008-03-01 Richard Guenther <rguenther@suse.de>
23236 PR tree-optimization/35411
23237 * tree-sra.c (sra_build_assignment): Split conversion to
23238 final type to a separate statement if we are not assigning
23241 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
23243 * fold-const.c (fold_convertible_p): Correct the logic to follow
23244 that in fold_convert().
23246 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
23249 * tree-inline.c (build_duplicate_type): When we make a
23250 duplicate type, make it unique in the canonical types system.
23252 2008-02-29 Tom Tromey <tromey@redhat.com>
23254 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
23255 input_file_stack_history, input_file_stack_restored): Remove.
23256 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
23257 * input.h (struct file_stack): Remove.
23258 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
23259 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
23261 * diagnostic.h (struct diagnostic_context) <last_module>: Change
23263 (diagnostic_last_module_changed): Add 'map' argument.
23264 (diagnostic_set_last_function): Likewise.
23265 * diagnostic.c (undiagnostic_report_current_module): Iterate using
23266 line map, not input_file_stack.
23267 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
23269 2008-02-29 Paul Brook <paul@codesourcery.com>
23271 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
23273 2008-02-29 Paul Brook <paul@codesourcery.com>
23275 * config/arm/ieee754-df.S (muldf3): Use RET macros.
23277 2008-02-29 Richard Guenther <rguenther@suse.de>
23279 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
23281 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
23282 value for comparing for a store match.
23283 (simplify_unary_expression): Do nothing for SSA_NAMEs.
23284 (try_to_simplify): Do not do a full-blown reference lookup.
23286 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
23288 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
23289 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
23291 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
23293 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
23295 * tree-loop-linear.c (try_interchange_loops): Compare memory access
23296 strides against cache sizes.
23298 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
23300 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
23303 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
23305 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
23306 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
23307 is smaller than the original promoted value.
23308 (simplify_subreg): If OP is a SUBREG, try to preserve its
23309 SUBREG_PROMOTED_VAR_P information.
23311 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
23313 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
23314 (VN_INFO_GET): Allocate new objects on the obstack.
23315 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
23316 for rpo_numbers_temp, for consistency.
23317 (free_scc_vn): Free the obstack.
23319 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
23321 * doc/invoke.texi: Document -ftree-loop-distribution.
23322 * tree-loop-distribution.c: New.
23323 * tree-pass.h (pass_loop_distribution): New.
23324 * graphds.h (struct graph): Add htab_t indices.
23325 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
23326 * tree-vectorizer.c (rename_variables_in_loop): Extern.
23327 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
23328 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
23329 * tree-data-ref.c (debug_data_dependence_relations): New.
23330 (dump_data_dependence_relation): Also print data references.
23331 (free_data_ref): Extern.
23332 (same_access_functions): Moved...
23333 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
23334 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
23335 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
23336 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
23337 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
23338 (stmts_from_loop): Skip LABEL_EXPR.
23339 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
23341 (build_rdg): Initialize rdg->indices htab.
23342 (free_rdg, stores_from_loop, ref_base_address,
23343 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
23344 have_similar_memory_accesses_1, ref_base_address_1,
23345 remove_similar_memory_refs): New.
23346 * tree-data-ref.h: Depend on tree-chrec.h.
23347 (debug_data_dependence_relations, free_data_ref): Declared.
23348 (same_access_functions): ... here.
23349 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
23351 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
23352 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
23353 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
23354 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
23355 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
23356 rdg_vertex_for_stmt): Declared.
23357 (struct rdg_edge): Add level.
23359 (free_rdg, stores_from_loop, remove_similar_memory_refs,
23360 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
23362 (rdg_has_similar_memory_accesses): New.
23363 * tree-vect-analyze.c: Remove unused static decls.
23364 * lambda.h (dependence_level): New.
23365 * common.opt (ftree-loop-distribution): New.
23366 * tree-flow.h (mark_virtual_ops_in_bb,
23367 slpeel_tree_duplicate_loop_to_edge_cfg,
23368 rename_variables_in_loop): Declared.
23369 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
23370 (OBJS-common): Add tree-loop-distribution.o.
23371 (tree-loop-distribution.o): New rule.
23372 * tree-cfg.c (mark_virtual_ops_in_bb): New.
23373 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
23374 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
23376 2008-02-28 Joseph Myers <joseph@codesourcery.com>
23379 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
23380 other than structures and unions.
23382 2008-02-28 Richard Guenther <rguenther@suse.de>
23385 2008-02-26 Richard Guenther <rguenther@suse.de>
23387 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
23388 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
23389 (lookup_decl_from_uid): Declare.
23390 (remove_decl_from_map): Likewise.
23391 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
23392 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
23393 (decl_for_uid_map): New global hashtable mapping DECL_UID
23395 (init_ttree): Allocate it.
23396 (insert_decl_to_uid_decl_map): New helper function.
23397 (make_node_stat): Insert new decls into the map.
23398 (copy_node_stat): Likewise.
23399 (lookup_decl_from_uid): New function.
23400 (remove_decl_from_map): Likewise.
23401 (print_decl_for_uid_map_statistics): New helper.
23402 (dump_tree_statistics): Call it.
23404 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
23405 (referenced_var_iterator): Adjust.
23406 (FOR_EACH_REFERENCED_VAR): Adjust.
23407 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
23408 (num_referenced_vars): Adjust.
23409 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
23410 (first_referenced_var): Remove.
23411 (end_referenced_vars_p): Likewise.
23412 (next_referenced_var): Likewise.
23413 (referenced_var_iterator_set): New helper function.
23414 * tree-dfa.c (referenced_var_lookup): Adjust.
23415 (referenced_var_check_and_insert): Likewise.
23416 (remove_referenced_var): Likewise.
23417 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
23418 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23419 (verify_call_clobbering): Likewise.
23420 (verify_memory_partitions): Likewise.
23421 (init_tree_ssa): Allocate bitmap instead of hashtable for
23423 (delete_tree_ssa): Adjust.
23424 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
23425 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23426 (compute_tag_properties): Likewise.
23427 (set_initial_properties): Likewise.
23428 (find_partition_for): Likewise.
23429 (update_reference_counts): Likewise.
23430 (dump_may_aliases_for): Likewise.
23431 * tree-ssa-operands.c (add_virtual_operand): Likewise.
23432 (add_call_clobber_ops): Likewise.
23433 (add_call_read_ops): Likewise.
23434 (get_asm_expr_operands): Likewise.
23435 * tree-into-ssa.c (dump_decl_set): Likewise.
23436 (update_ssa): Likewise.
23437 * tree-sra.c (scan_function): Likewise.
23438 (decide_instantiations): Likewise.
23439 (scalarize_parms): Likewise.
23440 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
23441 (dsa_named_for): Likewise.
23442 * tree-ssa-structalias.c (update_alias_info): Likewise.
23443 (merge_smts_into): Likewise.
23445 2008-02-27 David Daney <ddaney@avtrex.com>
23448 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
23449 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
23450 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
23451 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
23452 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
23454 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
23457 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
23458 (BUILT_IN_NEXTTOWARD): Remove.
23459 (BUILT_IN_NEXTTOWARDF): Ditto.
23460 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
23461 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
23463 2008-02-27 Tom Tromey <tromey@redhat.com>
23465 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
23466 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
23468 2008-02-27 Jan Beulich <jbeulich@novell.com>
23470 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
23471 update the respective field on newdecl.
23473 2008-02-27 Revital Eres <eres@il.ibm.com>
23475 PR rtl-optimization/34999
23476 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
23477 crossing edges that ends with a call insn.
23478 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
23479 call insn and clear the EDGE_CROSSING flag of the crossing edge
23480 when fixing fallthru edges.
23482 2008-02-27 Richard Guenther <rguenther@suse.de>
23484 PR middle-end/35390
23485 * fold-const.c (fold_unary): Return the correct argument,
23486 converted to the result type.
23488 2008-02-27 Richard Guenther <rguenther@suse.de>
23490 PR middle-end/34971
23491 * expr.c (expand_expr_real_1): Assert on rotates that operate
23493 * fold-const.c (fold_binary): Use the types precision, not the
23494 bitsize of the mode if folding rotate expressions. Build rotates
23495 only for full modes.
23497 2008-02-27 Jakub Jelinek <jakub@redhat.com>
23499 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
23500 and CPP_PRAGMA_EOL.
23501 * c-pragma.c (pragma_ns_name): New typedef.
23502 (registered_pp_pragmas): New variable.
23503 (c_pp_lookup_pragma): New function.
23504 (c_register_pragma_1): If flag_preprocess_only, do nothing
23505 for non-expanded pragmas, for expanded ones push pragma's
23506 namespace and name into registered_pp_pragmas vector.
23507 (c_invoke_pragma_handler): Register OpenMP pragmas even when
23508 flag_preprocess_only, don't register GCC pch_preprocess
23509 pragma if flag_preprocess_only.
23510 * c-opts.c (c_common_init): Call init_pragma even if
23511 flag_preprocess_only.
23512 * c-pragma.c (c_pp_lookup_pragma): New prototype.
23513 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
23514 cpp_register_pragma if flag_preprocess_only.
23516 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23519 * c-parser.c (c_parser_translation_unit): Warn for empty
23520 translation unit, not empty source file.
23522 2008-02-26 Paul Brook <paul@codesourcery.com>
23524 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
23525 operand for Thumb-2.
23526 * config/arm/arm.h (reg_class): Add CORE_REGS.
23527 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
23528 (BASE_REG_CLASS): Use CORE_REGS.
23529 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
23530 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
23531 (REGNO_OK_FOR_INDEX_P): Exclude SP.
23532 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
23533 ARM_REGNO_OK_FOR_INDEX_P.
23534 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
23535 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
23536 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
23537 (ldm/stm peepholes): Ditto.
23538 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
23539 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
23540 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
23541 * config/arm/constraints.md: Enable "k" constraint on ARM.
23543 2008-02-27 Ben Elliston <bje@au.ibm.com>
23545 * config/rs6000/rs6000.c: Annotate cache line size field in all
23546 instances of struct processor_costs.
23548 2008-02-26 David Edelsohn <edelsohn@gnu.org>
23550 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
23551 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
23552 jump_bypass): New counters.
23553 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
23554 * dce.c (gate_ud_dce): Same.
23555 (gate_fast_dce): Same.
23556 * dse.c (gate_dse1): New function.
23557 (gate_dse2): New function.
23558 (gate_dse): Merge results of new gate functions.
23559 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
23560 (gate_handle_jump_bypass): Add dbg_cnt.
23561 (gate_handle_gcse): Add dbg_cnt.
23562 * ifcvt.c (gate_handle_if_conversion): Same.
23563 (gate_handle_if_after_combine): Same.
23564 (gate_handle_if_after_reload): Same.
23565 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
23567 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
23569 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
23571 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
23573 2008-02-26 Jason Merrill <jason@redhat.com>
23576 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
23577 alone if it's the naming decl for the type's main variant.
23579 2008-02-26 Tom Tromey <tromey@redhat.com>
23581 * system.h (USE_MAPPED_LOCATION): Poison.
23582 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
23583 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
23584 (make_goto_expr_edges): Likewise.
23585 (remove_bb): Likewise.
23586 (execute_warn_function_return): Likewise.
23587 * basic-block.h (struct edge_def) <goto_locus>: Change type to
23589 * c-common.c (fname_decl): Remove old location code.
23590 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
23592 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
23594 (ASM_INPUT_SOURCE_LOCATION): Likewise.
23595 (gen_rtx_ASM_INPUT): Likewise.
23596 (gen_rtx_ASM_INPUT_loc): Likewise.
23597 (get_rtx_asm_OPERANDS): Remove.
23598 * cfglayout.c (insn_locators_alloc): Remove old location code.
23599 (set_curr_insn_source_location): Likewise.
23600 (curr_insn_locator): Likewise.
23601 * print-tree.c (print_node): Remove old location code.
23602 * tree-mudflap.c (mf_varname_tree): Remove old location code.
23603 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
23604 * cfgexpand.c (expand_gimple_cond_expr): Don't use
23605 location_from_locus.
23606 (construct_exit_block): Remove old location code.
23607 * emit-rtl.c (force_next_line_note): Remove old location code.
23608 * profile.c (branch_prob): Remove old location code.
23609 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
23610 LOC_LINE): Remove old-location variants.
23611 * langhooks.c (lhd_print_error_function): Remove old location
23613 * configure, config.in: Rebuilt.
23614 * configure.ac (--enable-mapped-location): Remove.
23615 * c-decl.c (c_init_decl_processing): Remove old location code.
23616 (finish_function): Likewise.
23617 * recog.c (decode_asm_operands): Remove old location code.
23618 * c-pch.c (c_common_read_pch): Remove old location code.
23619 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
23621 * gimple-low.c (lower_function_body): Remove old location code.
23622 * toplev.c (unknown_location): Remove.
23623 (push_srcloc): Remove old-location variant.
23624 (process_options): Remove old location code.
23625 (lang_dependent_init): Likewise.
23626 * input.h (UNKNOWN_LOCATION): Move definition.
23627 (location_t): Undeprecate.
23628 (source_locus): Remove.
23629 (location_from_locus): Remove.
23630 (struct location_s): Remove.
23631 Remove all old-location code.
23632 (input_line, input_filename): Remove.
23633 * final.c (final_scan_insn): Remove old location code.
23634 * diagnostic.c (diagnostic_build_prefix): Remove
23635 USE_MAPPED_LOCATION test.
23636 * tree.h (gimple_stmt) <locus>: Now a location_t.
23637 (tree_exp) <locus>: Likewise.
23638 (DECL_IS_BUILTIN): Remove old-location variant.
23639 (annotate_with_file_line, annotate_with_locus): Likewise.
23640 (expr_locus, set_expr_locus): Update.
23641 * tree.c (build1_stat): Remove old location code.
23642 (last_annotated_node): Remove.
23643 (annotate_with_file_line): Remove old-location variant.
23644 (annotate_with_locus): Likewise.
23645 (expr_location): Remove old location code.
23646 (set_expr_location): Likewise.
23647 (expr_has_location): Likewise.
23648 (expr_locus): Likewise.
23649 (set_expr_locus): Likewise.
23650 (expr_filename): Don't use location_from_locus.
23651 (expr_lineno): Likewise.
23652 * rtl-error.c (location_for_asm): Remove old location code.
23653 * c-lex.c (cb_line_change): Remove old location code.
23654 (fe_file_change): Likewise.
23655 (cb_def_pragma): Likewise.
23656 (c_lex_with_flags): Likewise.
23657 * gengtype.c (do_typedef): Don't special-case location types.
23658 (define_location_structures): Remove.
23659 (main): Don't call define_location_structures.
23660 * tree-pretty-print.c (dump_implicit_edges): Remove old location
23663 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23666 * builtins.def (BUILT_IN_STDARG_START): Remove.
23667 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
23668 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
23669 * tree-inline.c (inline_forbidden_p_1): Likewise.
23671 2008-02-26 Richard Guenther <rguenther@suse.de>
23673 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
23674 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
23675 (lookup_decl_from_uid): Declare.
23676 (remove_decl_from_map): Likewise.
23677 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
23678 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
23679 (decl_for_uid_map): New global hashtable mapping DECL_UID
23681 (init_ttree): Allocate it.
23682 (insert_decl_to_uid_decl_map): New helper function.
23683 (make_node_stat): Insert new decls into the map.
23684 (copy_node_stat): Likewise.
23685 (lookup_decl_from_uid): New function.
23686 (remove_decl_from_map): Likewise.
23687 (print_decl_for_uid_map_statistics): New helper.
23688 (dump_tree_statistics): Call it.
23690 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
23691 (referenced_var_iterator): Adjust.
23692 (FOR_EACH_REFERENCED_VAR): Adjust.
23693 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
23694 (num_referenced_vars): Adjust.
23695 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
23696 (first_referenced_var): Remove.
23697 (end_referenced_vars_p): Likewise.
23698 (next_referenced_var): Likewise.
23699 (referenced_var_iterator_set): New helper function.
23700 * tree-dfa.c (referenced_var_lookup): Adjust.
23701 (referenced_var_check_and_insert): Likewise.
23702 (remove_referenced_var): Likewise.
23703 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
23704 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23705 (verify_call_clobbering): Likewise.
23706 (verify_memory_partitions): Likewise.
23707 (init_tree_ssa): Allocate bitmap instead of hashtable for
23709 (delete_tree_ssa): Adjust.
23710 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
23711 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23712 (compute_tag_properties): Likewise.
23713 (set_initial_properties): Likewise.
23714 (find_partition_for): Likewise.
23715 (update_reference_counts): Likewise.
23716 (dump_may_aliases_for): Likewise.
23717 * tree-ssa-operands.c (add_virtual_operand): Likewise.
23718 (add_call_clobber_ops): Likewise.
23719 (add_call_read_ops): Likewise.
23720 (get_asm_expr_operands): Likewise.
23721 * tree-into-ssa.c (dump_decl_set): Likewise.
23722 (update_ssa): Likewise.
23723 * tree-sra.c (scan_function): Likewise.
23724 (decide_instantiations): Likewise.
23725 (scalarize_parms): Likewise.
23726 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
23727 (dsa_named_for): Likewise.
23728 * tree-ssa-structalias.c (update_alias_info): Likewise.
23729 (merge_smts_into): Likewise.
23731 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23734 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
23735 * c-opts.c (c_common_handle_option): Wall enables
23736 Wvolatile-register-var.
23737 * common.opt: Move Wvolatile-register-var to...
23740 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23742 * common.opt (Wlarger-than=): New.
23743 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
23745 * opts.c (common_handle_option): Handle -Wlarger-than=.
23746 * optc-gen.awk: Likewise.
23747 * opth-gen.awk: Likewise.
23748 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
23749 * tree-optimize.c (tree_rest_of_compilation): Likewise.
23751 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23753 * c-common.c (match_case_to_enum_1): Add appropriate
23754 OPT_W* parameter to warning.
23755 (c_do_switch_warnings): Likewise.
23756 * c-typeck.c (warning_init): Add one more parameter following
23757 'warning' function.
23758 (push_init_level): Update call to warning_init.
23759 (pop_init_level): Likewise.
23760 (add_pending_init): Likewise.
23761 (output_init_element: Likewise.
23763 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23766 * toplev.c (toplev_main): If there are warnings or error, print
23767 errors for ignored options.
23768 * opts.c (ignored_options): New static variable.
23769 (postpone_unknown_option_error): New.
23770 (print_ignored_options): New.
23771 (handle_option): Postpone errors for unknown -Wno-* options.
23772 * opts.h (print_ignored_options): Declare.
23774 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
23776 * config/mips/mips.md (loadgp_blockage, blockage): Change type
23779 2008-02-25 Richard Guenther <rguenther@suse.de>
23782 2008-02-25 Richard Guenther <rguenther@suse.de>
23784 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
23785 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
23786 (lookup_decl_from_uid): Declare.
23787 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
23788 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
23789 (decl_for_uid_map): New global hashtable mapping DECL_UID
23791 (init_ttree): Allocate it.
23792 (insert_decl_to_uid_decl_map): New helper function.
23793 (make_node_stat): Insert new decls into the map.
23794 (copy_node_stat): Likewise.
23795 (lookup_decl_from_uid): New function.
23796 (print_decl_for_uid_map_statistics): New helper.
23797 (dump_tree_statistics): Call it.
23799 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
23800 (referenced_var_iterator): Adjust.
23801 (FOR_EACH_REFERENCED_VAR): Adjust.
23802 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
23803 (num_referenced_vars): Adjust.
23804 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
23805 (first_referenced_var): Remove.
23806 (end_referenced_vars_p): Likewise.
23807 (next_referenced_var): Likewise.
23808 (referenced_var_iterator_set): New helper function.
23809 * tree-dfa.c (referenced_var_lookup): Adjust.
23810 (referenced_var_check_and_insert): Likewise.
23811 (remove_referenced_var): Likewise.
23812 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
23813 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23814 (verify_call_clobbering): Likewise.
23815 (verify_memory_partitions): Likewise.
23816 (init_tree_ssa): Allocate bitmap instead of hashtable for
23818 (delete_tree_ssa): Adjust.
23819 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
23820 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23821 (compute_tag_properties): Likewise.
23822 (set_initial_properties): Likewise.
23823 (find_partition_for): Likewise.
23824 (update_reference_counts): Likewise.
23825 (dump_may_aliases_for): Likewise.
23826 * tree-ssa-operands.c (add_virtual_operand): Likewise.
23827 (add_call_clobber_ops): Likewise.
23828 (add_call_read_ops): Likewise.
23829 (get_asm_expr_operands): Likewise.
23830 * tree-into-ssa.c (dump_decl_set): Likewise.
23831 (update_ssa): Likewise.
23832 * tree-sra.c (scan_function): Likewise.
23833 (decide_instantiations): Likewise.
23834 (scalarize_parms): Likewise.
23835 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
23836 (dsa_named_for): Likewise.
23837 * tree-ssa-structalias.c (update_alias_info): Likewise.
23838 (merge_smts_into): Likewise.
23840 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
23843 * doc/invoke.texi (-fcx-limited-range): Document new option.
23844 * toplev.c (process_options): Handle -fcx-fortran-rules.
23845 * common.opt: Add documentation for -fcx-fortran-rules.
23847 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
23850 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
23851 actual behaviour and C99.
23853 2008-02-26 Ben Elliston <bje@au.ibm.com>
23855 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
23856 (ASM_CPU_POWER6_SPEC): Likewise.
23857 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
23858 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
23859 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
23861 2008-02-25 Richard Guenther <rguenther@suse.de>
23863 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
23864 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
23865 (lookup_decl_from_uid): Declare.
23866 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
23867 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
23868 (decl_for_uid_map): New global hashtable mapping DECL_UID
23870 (init_ttree): Allocate it.
23871 (insert_decl_to_uid_decl_map): New helper function.
23872 (make_node_stat): Insert new decls into the map.
23873 (copy_node_stat): Likewise.
23874 (lookup_decl_from_uid): New function.
23875 (print_decl_for_uid_map_statistics): New helper.
23876 (dump_tree_statistics): Call it.
23878 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
23879 (referenced_var_iterator): Adjust.
23880 (FOR_EACH_REFERENCED_VAR): Adjust.
23881 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
23882 (num_referenced_vars): Adjust.
23883 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
23884 (first_referenced_var): Remove.
23885 (end_referenced_vars_p): Likewise.
23886 (next_referenced_var): Likewise.
23887 (referenced_var_iterator_set): New helper function.
23888 * tree-dfa.c (referenced_var_lookup): Adjust.
23889 (referenced_var_check_and_insert): Likewise.
23890 (remove_referenced_var): Likewise.
23891 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
23892 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23893 (verify_call_clobbering): Likewise.
23894 (verify_memory_partitions): Likewise.
23895 (init_tree_ssa): Allocate bitmap instead of hashtable for
23897 (delete_tree_ssa): Adjust.
23898 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
23899 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23900 (compute_tag_properties): Likewise.
23901 (set_initial_properties): Likewise.
23902 (find_partition_for): Likewise.
23903 (update_reference_counts): Likewise.
23904 (dump_may_aliases_for): Likewise.
23905 * tree-ssa-operands.c (add_virtual_operand): Likewise.
23906 (add_call_clobber_ops): Likewise.
23907 (add_call_read_ops): Likewise.
23908 (get_asm_expr_operands): Likewise.
23909 * tree-into-ssa.c (dump_decl_set): Likewise.
23910 (update_ssa): Likewise.
23911 * tree-sra.c (scan_function): Likewise.
23912 (decide_instantiations): Likewise.
23913 (scalarize_parms): Likewise.
23914 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
23915 (dsa_named_for): Likewise.
23916 * tree-ssa-structalias.c (update_alias_info): Likewise.
23917 (merge_smts_into): Likewise.
23919 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
23922 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
23923 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
23924 * alias.h (nonoverlapping_memrefs_p): Likewise.
23926 2008-02-25 Jan Beulich <jbeulich@novell.com>
23928 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
23929 * config/i386/netware-libgcc.exp: Add __bswap?i2,
23930 __emultls_get_address, __emultls_register_common,
23931 __floatundi?f, and _Unwind_GetIPInfo.
23932 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
23933 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
23934 (gen_regparm_prefix): Likewise.
23935 (i386_nlm_encode_section_info): Sync with
23936 config/i386/winnt.c:i386_pe_encode_section_info().
23937 (i386_nlm_maybe_mangle_decl_assembler_name): New.
23938 i386_nlm_mangle_decl_assembler_name): New.
23939 (netware_override_options): New.
23940 * config/i386/netware.h (netware_override_options): Declare.
23941 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
23942 (i386_nlm_mangle_decl_assembler_name): Declare.
23943 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
23945 2008-02-25 Ben Elliston <bje@au.ibm.com>
23948 * c-decl.c (grokdeclarator): Remove unused local variables
23949 `typedef_type' and `type_as_written'.
23951 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
23952 unused local variable `has_hot_blocks'.
23953 (fix_crossing_conditional_branches): Remove unused local variable
23956 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
23958 PR middle-end/19984
23959 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
23960 using DEF_C99_BUILTIN.
23961 (BUILT_IN_NANF): Ditto.
23962 (BUILT_IN_NANL): Ditto.
23964 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
23965 Revital Eres <eres@il.ibm.com>
23967 * modulo-sched.c (calculate_must_precede_follow): Address TODO
23968 regarding the order of two dependent insns in the same row.
23970 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
23972 * stor-layout.c (layout_decl): Do not bump the alignment of a
23973 bit-field to more than byte alignment if it is packed.
23975 2008-02-24 David Edelsohn <edelsohn@gnu.org>
23977 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
23980 2008-02-24 Diego Novillo <dnovillo@google.com>
23982 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
23985 * tree-vrp.c (vrp_evaluate_conditional): With
23986 -Wtype-limits, emit a warning when comparing against a
23987 constant outside the natural range of OP0's type.
23988 * c.opt (Wtype-limits): Move ...
23989 * common.opt (Wtype-limits): ... here.
23991 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
23993 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
23994 * config/rs6000/e300c2c3.md: New file.
23995 * config/rs6000/rs6000.c (processor_costs): Add new costs for
23997 (rs6000_override_options): Add e300c2 and e300c3 cases to
23998 processor_target_table. Do not allow usage of Altivec or Spe
23999 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
24000 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
24001 * config/rs6000/rs6000.h (processor_type): Add
24002 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
24003 (ASM_CPU_SPEC): Add e300c2 and e300c3.
24004 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
24005 and ppce300c3. Include e300c2c3.md.
24007 2008-02-23 David Edelsohn <edelsohn@gnu.org>
24009 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
24010 instead of TARGET_STRICT_ALIGN.
24012 2008-02-23 Joseph Myers <joseph@codesourcery.com>
24014 * explow.c (memory_address): Assert that the generated address is
24017 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
24020 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
24021 * config/darwin-ppc-ldouble-patch.def: New file.
24022 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
24023 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
24024 SUBTARGET_INIT_BUILTINS if defined.
24025 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
24028 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
24031 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
24032 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
24034 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
24037 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
24038 file" warning condtional on -Winvalid-PCH.
24040 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
24042 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
24044 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
24048 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
24049 prevent reload from using MMX registers.
24050 (*mov<mode>_internal): Ditto.
24051 (*movv2sf_internal_rex64): Ditto.
24052 (*movv2sf_internal): Ditto.
24054 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24056 PR documentation/31569
24057 * doc/install.texi2html: Use makeinfo --no-number-sections.
24059 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
24061 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
24062 ensure that we can address an entire entity > 8 bytes. Don't
24063 generate reg+reg addressing for such data.
24065 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
24067 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
24068 strings when optimizing for size, unless the target cares about
24071 2008-02-22 Tom Tromey <tromey@redhat.com>
24073 * regclass.c (current_pass): Remove declaration.
24075 2008-02-22 Anatoly Sokolov <aesok@post.ru>
24077 * config/avr/libgcc.S (__RAMPZ__): Define.
24078 (__do_copy_data): Add for devices with 128KB code memory.
24080 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
24082 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
24084 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
24086 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
24088 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
24091 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24094 * c-typeck.c (build_binary_op): Warn about floating point
24095 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
24097 2008-02-21 Janis Johnson <janis187@us.ibm.com>
24100 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
24101 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
24103 (rs6000_override_options): Set altivec_abi as default, not override,
24104 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
24105 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
24106 is used; use new member spe_abi.
24107 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
24108 spe_abi and altivec_abi.
24110 2008-02-22 Tomas Bily <tbily@suse.cz>
24112 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
24114 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24117 * config.build (build_file_translate): Set to `CMD //c' only if
24119 * Makefile.in (build_file_translate): Improve comment.
24121 2008-02-21 Jan Hubicka <jh@suse.cz>
24123 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
24124 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
24125 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
24127 2008-02-21 Michael Matz <matz@suse.de>
24130 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
24132 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
24134 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
24135 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
24136 as insn constraint.
24137 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
24138 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
24139 SSE_VEC_FLOAT_MODE_P as insn constraint.
24140 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
24141 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
24142 sse4a_movntdf using MODEF mode iterator.
24143 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
24144 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
24145 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
24146 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
24147 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
24148 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
24149 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
24151 2008-02-21 Richard Guenther <rguenther@suse.de>
24153 * tree.def (PAREN_EXPR): New tree code.
24154 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
24156 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
24157 * expr.c (expand_expr_real_1): Likewise.
24158 * tree-inline.c (estimate_num_insns_1): Likewise.
24159 * tree-complex.c (expand_complex_move): Likewise.
24160 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
24163 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
24166 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
24168 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
24171 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
24173 * config/sh/sh.c (find_barrier): Don't go past
24174 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
24176 2008-02-20 DJ Delorie <dj@redhat.com>
24178 * config/h8300/h8300.md (insv): Force source operand to be a register.
24180 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
24181 as a jump, not as a plain insn.
24183 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
24185 * doc/invoke.texi (Warning Options): Add new option
24186 -Wframe-larger-than=.
24187 (-Wframe-larger-than): Document.
24189 * flags.h (warn_frame_larger_than, frame_larger_than_size):
24190 Add declarations for new option variables.
24192 * final.c (final_start_function): Check the frame size
24193 before emission and issue a Wframe-larger-than warning.
24195 * opts.c (warn_frame_larger_than, frame_larger_than_size):
24196 Add definitions for new option variables.
24197 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
24199 * common.opt (Wframe-larger-than=): New option.
24201 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
24203 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
24204 (<sse>_div<mode>3): Ditto.
24205 (<sse>_vmdiv<mode>3): Ditto.
24206 (<sse>_vmsqrt<mode>2): Ditto.
24207 (*smax<mode>3): Ditto.
24208 (sse5_frcz<mode>2): Ditto.
24209 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
24210 as insn constraint.
24212 2008-02-20 Richard Guenther <rguenther@suse.de>
24214 PR middle-end/35265
24215 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
24216 be happy with INTEGRAL_TYPE_P.
24218 2008-02-20 Richard Guenther <rguenther@suse.de>
24220 * fold-const.c (split_tree): Associate floatig-point expressions
24221 if flag_associative_math is set.
24223 2008-02-20 Richard Guenther <rguenther@suse.de>
24225 * tree.h (fold_real_zero_addition_p): Declare.
24226 * fold-const.c (fold_real_zero_addition_p): Export.
24227 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
24228 floating-point operations with zero and one.
24230 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
24232 * doc/install.texi: Correct references to CFLAGS, replacing them
24233 with BOOT_CFLAGS. Document flags used during bootstrap for
24236 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
24238 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
24239 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
24240 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
24242 (smin<mode>3): Ditto from similar patterns.
24243 (smax<mode>3): Ditto.
24244 (*ieee_smin<mode>3): Ditto.
24245 (*ieee_smax<mode>3): Ditto.
24246 * config/i386/sse.md (sse): New mode attribute.
24247 (mov<mode>): Macroize expander from movv4sf and movv2df using
24248 SSEMODEF2P mode iterator.
24249 (<sse>_movnt<mode>): Ditto from similar patterns. Use
24250 SSE_VEC_FLOAT_MODE_P as insn constraint.
24251 (storent<mode>): Ditto.
24252 (storent<mode>): Macroize expander from storentsf and storentdf using
24253 MODEF mode iterator.
24254 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
24255 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
24256 (abs<mode>2): Ditto from similar patterns.
24257 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
24258 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
24259 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
24260 (<sse>_vmsqrt<mode>2): Ditto.
24261 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
24262 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
24263 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
24264 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
24265 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
24266 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
24267 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
24269 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
24270 iterator and SSE_FLOAT_MODE_P as insn constraint.
24271 (<sse>_ucomi): Ditto from similar patterns.
24272 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
24273 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
24274 SSE_VEC_FLOAT_MODE_P as insn constraint.
24275 (vcond<mode>): Ditto from similar patterns.
24276 (and<mode>3, *and<mode>3): Ditto.
24277 (<sse>_nand<mode>3): Ditto.
24278 (ior<mode>3, *ior<mode>3): Ditto.
24279 (xor<mode>3, *xor<mode>3): Ditto.
24280 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
24281 iterator and SSE_FLOAT_MODE_P as insn constraint.
24282 (*nand<mode>3): Ditto from similar patterns.
24283 (*ior<mode>3): Ditto.
24284 (*xor<mode>3): Ditto.
24286 2008-02-20 Ira Rosen <irar@il.ibm.com>
24288 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
24289 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
24290 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
24292 2008-02-19 Jan Hubicka <jh@suse.cz>
24294 * predict.c (tree_bb_level_predictions): Remove variable next
24295 mistakely introduced by previous commit.
24297 2008-02-19 Jan Hubicka <jh@suse.cz>
24299 * predict.c (predict_paths_leading_to): Rewrite.
24300 (predict_paths_for_bb): New.
24301 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
24303 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24306 * Makefile.in (build_file_translate): New.
24307 (gcc-vers.texi): Use it for translating $(abs_srcdir).
24308 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
24309 * configure.ac (build_file_translate): Substitute it.
24310 * configure: Regenerate.
24312 2008-02-19 Jan Hubicka <jh@suse.cz>
24314 PR rtl-optimization/34408
24315 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
24318 2008-02-19 Jan Hubicka <jh@suse.cz>
24320 PR middle-end/28779
24321 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
24324 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
24327 * config/i386/i386-modes.def: Revert the last DI alignment
24328 change until Ada people can look into it.
24330 2008-02-19 Nick Clifton <nickc@redhat.com>
24332 * opts.c (print_specific_help): Fix typo in --help text.
24334 2008-02-19 Jakub Jelinek <jakub@redhat.com>
24337 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
24338 32-bit inline asm without asm alternatives for host GCC < 3.0.
24340 2008-02-19 Richard Guenther <rguenther@suse.de>
24342 PR tree-optimization/34989
24343 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
24344 Allow propagation to INDIRECT_REF if we can simplify only.
24346 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24348 * c-common.c (warn_for_collisions_1): Use appropriate option when
24351 2008-02-19 Nick Clifton <nickc@redhat.com>
24354 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
24355 (handle_options): Fix indentation.
24356 (print_filtered_help): If no language-specific options were
24357 displayed tell the user how to list all the options supported by
24358 the language's front-end.
24359 (print_specific_help): Fix indentation and remove duplicate line.
24360 (common_handle_option): Handle the -v option.
24361 For --help enable the display of undocumented options if the -v
24362 switch has been included on the command line.
24363 For --help= check for overlaps in the arguments between the option
24364 classes and the language names and issue a warning when they
24365 cannot be disambiguated.
24366 * c.opt (v): Pass on to the common option handler.
24368 2008-02-19 Revital Eres <eres@il.ibm.com>
24370 * modulo-sched.c (sms_schedule): Change dump message when
24371 create_ddg function fails.
24372 (try_scheduling_node_in_cycle): Rename row to cycle.
24373 (print_partial_schedule): Rename CYCLE to ROW.
24375 2008-02-19 Christian Bruel <christian.bruel@st.com>
24376 Zdenek Dvorak <ook@ucw.cz>
24378 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
24380 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
24383 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
24384 (*x86_movdicc_0_m1_se): Ditto.
24386 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
24388 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
24389 (CMPtype): Define as __gcc_CMPtype.
24390 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
24391 (CMPtype): Define as __gcc_CMPtype.
24393 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
24395 Support valgrind 3.3 for --enable-checking=valgrind.
24396 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
24398 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
24399 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
24400 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
24401 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
24402 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
24403 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
24404 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
24406 * ggc-zone.c: Similar.
24407 * ggc-page.c: Similar.
24409 2008-02-19 Paul Brook <paul@codesourcery.com>
24412 * config/arm/ieee754-df.S: Fix do_it typo.
24413 * config/arm/ieee754-sf.S: Fix do_it typo.
24415 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
24418 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
24419 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
24420 (OPTION_MASK_ISA_SSE_SET): Likewise.
24421 (OPTION_MASK_ISA_SSE2_SET): Likewise.
24422 (OPTION_MASK_ISA_SSE3_SET): Likewise.
24423 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
24424 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
24425 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
24426 (OPTION_MASK_ISA_SSE4_SET): Likewise.
24427 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
24428 (OPTION_MASK_ISA_SSE5_SET): Likewise.
24429 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
24430 (OPTION_MASK_ISA_MMX_UNSET): Updated.
24431 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
24432 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
24433 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
24434 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
24435 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
24436 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
24437 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
24438 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
24439 (OPTION_MASK_ISA_SSE4): Removed.
24440 (ix86_handle_option): Turn on bits in ix86_isa_flags and
24441 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
24442 (override_options): Don't turn on implied SSE/MMX bits in
24445 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
24447 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
24450 2008-02-18 Joey Ye <joey.ye@intel.com>
24452 PR middle-end/34921
24453 * tree-nested.c (insert_field_into_struct): Set type alignment
24454 to field alignment if the former is less than the latter.
24456 2008-02-18 Jakub Jelinek <jakub@redhat.com>
24458 * BASE-VER: Set to 4.4.0.
24460 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24462 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
24463 * doc/cfg.texi: Likewise.
24464 * doc/extend.texi: Likewise.
24465 * doc/gty.texi: Likewise.
24466 * doc/invoke.texi: Likewise.
24467 * doc/loop.texi: Likewise.
24468 * doc/md.texi: Likewise.
24469 * doc/passes.texi: Likewise.
24470 * doc/rtl.texi: Likewise.
24471 * doc/sourcebuild.texi: Likewise.
24472 * doc/tm.texi: Likewise.
24473 * doc/tree-ssa.texi: Likewise.
24475 2008-02-17 Richard Guenther <rguenther@suse.de>
24477 PR middle-end/35227
24478 * tree-complex.c (init_parameter_lattice_values): Handle parameters
24479 without default definition.
24481 2008-02-17 Richard Guenther <rguenther@suse.de>
24483 PR tree-optimization/35231
24484 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
24487 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
24490 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
24491 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
24492 libgcc_cmp_return mode.
24494 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24497 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
24499 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
24501 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
24504 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24506 * doc/c-tree.texi: Use `@.' where appropriate.
24507 * doc/extend.texi: Likewise.
24508 * doc/install.texi: Likewise.
24509 * doc/invoke.texi: Likewise.
24510 * doc/loop.texi: Likewise.
24511 * doc/makefile.texi: Likewise.
24512 * doc/md.texi: Likewise.
24513 * doc/passes.texi: Likewise.
24514 * doc/standards.texi: Likewise.
24515 * doc/tm.texi: Likewise.
24517 2008-02-15 Jakub Jelinek <jakub@redhat.com>
24519 PR middle-end/35196
24520 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
24522 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
24523 rather than in entry_bb.
24525 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
24527 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
24528 libgcc_cmp_return mode.
24530 2008-02-15 Jakub Jelinek <jakub@redhat.com>
24532 PR middle-end/35130
24533 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
24534 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
24536 2008-02-15 Richard Guenther <rguenther@suse.de>
24537 Zdenek Dvorak <ook@ucw.cz>
24539 PR tree-optimization/35164
24540 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
24541 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
24542 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
24543 Only propagate addresses which do not have abnormal SSA_NAMEs
24546 2008-02-15 Joseph Myers <joseph@codesourcery.com>
24549 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
24551 2008-02-15 Jan Hubicka <jh@suse.cz>
24553 PR middle-end/35149
24554 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
24556 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
24558 PR middle-end/34621
24559 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
24560 when calculating alignment_pad.
24562 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
24564 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
24565 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
24566 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
24567 and STACK_BOUNDARY define.
24569 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
24571 PR preprocessor/35061
24572 * c-pragma.c (handle_pragma_pop_macro): Check that
24573 pushed_macro_table has been allocated.
24575 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
24577 PR middle-end/35136
24578 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
24579 (force_gimple_operand): Likewise.
24580 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
24581 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
24582 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
24583 (find_interesting_uses_address): Check addressability and alignment
24584 of the base expression only after substituting bases of IVs into it.
24586 2008-02-14 Michael Matz <matz@suse.de>
24589 * function.c (instantiate_virtual_regs_in_insn): Reload address
24590 before falling back to reloading the whole operand.
24592 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
24594 * config/s390/s390.c (s390_mainpool_start): Emit the pool
24595 before the first section switch note.
24597 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24599 * doc/bugreport.texi: Update copyright years.
24600 * doc/c-tree.texi: Likewise.
24601 * doc/cfg.texi: Likewise.
24602 * doc/cpp.texi: Likewise.
24603 * doc/cppinternals.texi: Likewise.
24604 * doc/fragments.texi: Likewise.
24605 * doc/frontends.texi: Likewise.
24606 * doc/gcc.texi: Likewise.
24607 * doc/gty.texi: Likewise.
24608 * doc/hostconfig.texi: Likewise.
24609 * doc/implement-c.texi: Likewise.
24610 * doc/libgcc.texi: Likewise.
24611 * doc/loop.texi: Likewise.
24612 * doc/makefile.texi: Likewise.
24613 * doc/options.texi: Likewise.
24614 * doc/passes.texi: Likewise.
24615 * doc/rtl.texi: Likewise.
24616 * doc/sourcebuild.texi: Likewise.
24617 * doc/standards.texi: Likewise.
24618 * doc/tree-ssa.texi: Likewise.
24619 * doc/trouble.texi: Likewise.
24621 * doc/extend.texi: Use @: or add comma where appropriate.
24622 * doc/invoke.texi: Likewise.
24623 * doc/tm.texi: Likewise.
24625 2008-02-14 Alan Modra <amodra@bigpond.net.au>
24628 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
24631 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
24633 * doc/md.texi (clz, ctz): Add reference.
24634 * doc/rtl.texi (clz, ctz): Likewise.
24636 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24639 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
24642 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
24644 * config/s390/s390.c (struct constant_pool): New field
24645 emit_pool_after added.
24646 (s390_mainpool_start): Set the emit_pool_after flag according
24647 to the section switch notes.
24648 (s390_mainpool_finish): Consider emit_pool_after when emitting
24649 the literal pool at the end of the function.
24650 (s390_chunkify_start): Force literal pool splits at section
24653 2008-02-13 Michael Matz <matz@suse.de>
24656 * var-tracking.c (clobber_variable_part): Correctly traverse the
24659 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24662 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
24663 Add -fdump-ipa-inline.
24664 * tree-dump.c (dump_files): Remove tree-inlined dump.
24665 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
24667 2008-02-12 Richard Guenther <rguenther@suse.de>
24669 PR tree-optimization/35171
24670 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
24673 2008-02-12 Richard Guenther <rguenther@suse.de>
24675 PR middle-end/35163
24676 * fold-const.c (fold_widened_comparison): Use get_unwidened in
24677 value-preserving mode. Disallow final truncation.
24679 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
24681 PR middle-end/35136
24682 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
24683 code from here to...
24684 (force_gimple_operand): ...here.
24686 2008-02-12 Jakub Jelinek <jakub@redhat.com>
24689 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
24690 non-compatible pointers.
24691 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
24692 different FIELD_DECLs, try harder by comparing field offsets, sizes
24695 PR inline-asm/35160
24696 * function.c (match_asm_constraints_1): Don't replace the same input
24699 2008-02-12 Anatoly Sokolov <aesok@post.ru>
24701 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
24702 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
24703 (expand_epilogue): Restore RAMPZ register.
24704 * config/avr/avr.md (RAMPZ_ADDR): New constant.
24706 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
24708 * config/i386/cygwin.asm: (__alloca): Correct calling
24709 convention and alignment.
24710 (__chkstk): Force 8 byte stack alignment.
24712 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
24713 Richard Guenther <rguenther@suse.de>
24715 PR tree-optimization/33992
24716 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
24717 the zero we compare against.
24719 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
24721 PR libfortran/35063
24722 * gthr-win32.h (__gthread_mutex_destroy_function): New function
24723 to CloseHandle after unlocking to prevent accumulation of handle
24726 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24728 PR middle_end/34150
24729 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
24730 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
24731 and update LABEL_NUSES during and after reload.
24733 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
24735 PR middle-end/34627
24736 * combine.c (simplify_if_then_else): Make sure the comparison is
24737 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
24739 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
24742 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
24743 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
24744 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
24745 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
24746 * tree.h (get_type_static_bounds): Likewise.
24748 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24750 * doc/invoke.texi (Option Summary, C++ Dialect Options)
24751 (Objective-C and Objective-C++ Dialect Options, Warning Options):
24752 Make -Wfoo language annotations match what the compiler outputs.
24754 2008-02-08 Sa Liu <saliu@de.ibm.com>
24756 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
24757 intrinsics spu_convts, spu_convtu, spu_convtf.
24759 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
24761 * doc/extend.texi (Function Attributes) <noinline>: Mention
24762 asm ("") as method to keep calls.
24764 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24767 * doc/options.texi (Options): Replace references to opts.sh with
24769 * opts-common.c: Likewise.
24770 * optc-gen.awk: Likewise.
24772 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
24774 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
24776 2008-02-07 Richard Henderson <rth@redhat.com>
24779 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
24780 EXPR_LIST for the REG_EQUAL instead of a comparison with a
24783 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
24785 PR tree-optimization/35085
24786 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
24787 for operand entry oe2 in addition to operand entry oe3 in order to
24788 expose more opportunities for vectorizer sum reduction.
24790 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24793 * Makefile.in (LIBS): Remove $(GMPLIBS).
24794 (cc1-dummy, cc1): Add $(GMPLIBS).
24796 2008-02-06 Jan Hubicka <jh@suse.cz>
24799 * i386.md (moddf_integer): Do not produce partial memory stalls for
24800 targets where it hurts.
24802 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
24805 * optabs.c (expand_float): Do not check for decimal modes when
24806 expanding unsigned integer through signed conversion.
24808 2008-02-06 Nick Clifton <nickc@redhat.com>
24810 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
24811 inside the clobber with a match_operand and duplicated operand
24812 number in the constraint.
24813 (ineqbranchsi): Delete redundant comment.
24815 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
24817 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
24818 builtin_define ("__USE_INIT_FINI__").
24819 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
24821 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
24823 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24825 PR documentation/30330
24826 * doc/invoke.texi (C++ Dialect Options)
24827 (Objective-C and Objective-C++ Dialect Options, Warning Options):
24828 For each warning option -Wfoo that allows -Wno-foo, ensure both
24829 -Wfoo and -Wno-foo are listed in the option index. Fix index
24830 entry of -Wswitch-default, index -Wnormalized= including the
24831 `=', and -Wlarger-than-@var{len} including @var{len}.
24833 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
24835 * config/i386/i386.md (floatunssisf2): Use
24836 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
24837 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
24838 Macroize expander using MODEF mode iterator.
24840 2008-02-05 Diego Novillo <dnovillo@google.com>
24842 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
24845 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
24847 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24850 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
24852 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
24855 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
24856 to indicate if a message should be generated.
24857 (init_cumulative_args): Updated.
24858 (function_value_32): Likewise.
24860 2008-02-05 Joseph Myers <joseph@codesourcery.com>
24862 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
24864 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
24867 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
24868 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
24870 2008-02-04 Diego Novillo <dnovillo@google.com>
24872 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
24875 * tree-vrp.c (vrp_evaluate_conditional): With
24876 -Wtype-limits, emit a warning when comparing against a
24877 constant outside the natural range of OP0's type.
24879 2008-02-04 Richard Guenther <rguenther@suse.de>
24881 PR middle-end/33631
24882 * expr.c (count_type_elements): Give for unions instead of
24885 2008-02-04 Richard Guenther <rguenther@suse.de>
24887 PR middle-end/35043
24888 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
24889 to TYPE_DOMAINs base type instead of using bitsizetype here.
24891 2008-02-03 Jason Merrill <jason@redhat.com>
24893 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
24895 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24898 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
24899 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
24900 (RS/6000 and PowerPC Options): Fix typos and markup.
24901 * doc/passes.texi (Tree-SSA passes): Likewise.
24903 2008-02-02 Michael Matz <matz@suse.de>
24906 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
24907 from record_last_reg_set_info.
24908 (record_last_reg_set_info): Take an RTX argument, iterate over all
24909 constituent hardregs.
24910 (record_last_set_info, record_opr_changes): Change calls to
24911 new signature or to record_last_reg_set_info_regno.
24913 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
24915 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
24917 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
24919 PR rtl-optimization/34773
24920 * reg-notes.def (EQUAL): Mention significance of combination of
24921 REG_EQUAL and REG_RETVAL.
24922 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
24923 insn that has a REG_RETVAL.
24925 2008-02-01 Roger Sayle <roger@eyesopen.com>
24928 * configure.ac (--enable-fixed-point): Disable unless explicitly
24930 * configure: Regenerate.
24932 2008-02-01 Richard Guenther <rguenther@suse.de>
24935 * invoke.texi (-finline-limit): Remove no longer true parts
24936 of the documentation. Note that there is no default value.
24938 2008-02-01 Andrew Pinski <pinskia@gmail.com>
24939 Mark Mitchell <mark@codesourcery.com>
24940 Ben Elliston <bje@au.ibm.com>
24943 * doc/extend.texi (Other Builtins): Document.
24945 2008-01-31 Tom Browder <tom.browder@gmail.com>
24947 * doc/c-tree.texi (Types): Fix grammar.
24948 (Expression trees): Ditto.
24949 * doc/passes.texi (Tree-SSA passes): Ditto.
24951 * doc/configterms.texi (Configure Terms): Fix typo.
24952 * doc/cpp.texi (Common Predefined Macros): Ditto.
24953 * doc/md.texi (Machine Constraints): Ditto.
24955 * doc/makefile.texi (Makefile): Add comma.
24957 2008-01-31 Tom Browder <tom.browder@gmail.com>
24958 Gerald Pfeifer <gerald@pfeifer.com>
24960 * doc/sourcebuild.texi (Front End): Remove references to CVS
24961 and CVSROOT/modules.
24962 (Texinfo Manuals): Replace reference to CVS by one to SVN.
24963 (Back End): Remove reference to CVS.
24965 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
24968 * config/mips/mips.c (gen_load_const_gp): New function, taking a
24970 (mips16_gp_pseudo_reg): ...here.
24971 * config/mips/mips.md (load_const_gp): Replace with...
24972 (load_const_gp_<mode>): ...this :P-based insn.
24974 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24976 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
24977 options. Minor fixes.
24978 (-std): Move reference to standards closer to where language
24979 standards are first mentioned.
24981 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
24983 PR rtl-optimization/34995
24984 * reload.c (alternative_allows_const_pool_ref): Take an rtx
24985 parameter and return a bool. If the rtx parameter is nonnull,
24986 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
24987 (find_reloads): Update call accordingly. Pass the new operand
24988 if it needed no address reloads, otherwise pass null.
24990 2008-01-30 Richard Henderson <rth@redhat.com>
24993 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
24994 for unbounded arrays.
24996 2008-01-30 Silvius Rus <rus@google.com>
24998 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
25000 2008-01-30 Jan Hubicka <jh@suse.cz>
25003 * i386.c (init_cumulative_args): Use real function declaration when
25006 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
25008 PR rtl-optimization/34998
25009 * global.c (build_insn_chain): Treat non-subreg_lowpart
25010 SUBREGs of pseudos as clobbering all the words covered by the
25011 SUBREG, not just all the bytes.
25012 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
25013 original df_ref rather than an extract parameter.
25014 (global_conflicts): Update call accordingly.
25016 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
25018 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
25019 the overflow check to make it easier to read.
25020 (__fixtfdi): Change the type of the ll member in union
25021 long_double to UDItype_x.
25023 2008-01-30 Jakub Jelinek <jakub@redhat.com>
25025 PR middle-end/34969
25026 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
25027 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
25028 * tree-inline.c (fold_marked_statements): Call
25029 cgraph_update_edges_for_call_stmt if folding a call statement.
25030 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
25031 debug_generic_stmt calls, reset it back afterwards.
25034 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
25036 * c-typeck.c (build_external_ref): Don't pedwarn about
25037 static vars in current function's scope.
25039 2008-01-29 Joseph Myers <joseph@codesourcery.com>
25041 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
25043 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
25046 * ipa-struct-reorg.c: Fix spelling.
25047 * params.def: Ditto.
25049 2008-01-29 Richard Guenther <rguenther@suse.de>
25051 PR middle-end/35006
25052 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
25054 * tree-inline.c (remap_type): Increment remapping_type_depth
25055 around remapping types.
25056 (copy_body_r): Only add referenced variables if they are referenced
25057 from code, not types.
25059 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
25070 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
25071 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
25073 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
25076 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
25077 pointer for tiny stack.
25079 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
25081 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
25083 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
25085 * config/vx-common.h: Fix typo in comment.
25087 2008-01-28 Ian Lance Taylor <iant@google.com>
25091 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
25092 coalesce pointers if they have different DECL_NO_TBAA_P values.
25093 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
25094 between variables with different DECL_NO_TBAA_P values.
25096 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
25099 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
25100 are not legitimate small data references on SPE targets.
25102 2008-01-28 David Daney <ddaney@avtrex.com>
25104 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
25106 2008-01-28 David Daney <ddaney@avtrex.com>
25108 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
25110 2008-01-27 Joseph Myers <joseph@codesourcery.com>
25112 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
25113 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
25114 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
25115 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
25116 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
25117 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
25118 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
25119 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
25121 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
25123 * basic-block.h (condjump_equiv_p): Fix comment.
25125 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
25127 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
25128 print_generic_stmt_indented): Fix comment.
25130 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
25132 * configure.ac (__stack_chk_fail): Add detecion for availability
25133 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
25134 * configure: Regenerate.
25136 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
25138 PR middle-end/34688
25139 * final.c (output_addr_const): Handle TRUNCATE.
25141 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
25144 * tree-ssa-loop-ivopts.c (comp_cost): New type.
25145 (zero_cost, infinite_cost): New constants.
25146 (struct cost_pair): Change type of cost to comp_cost.
25147 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
25148 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
25150 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
25151 split_address_cost, ptr_difference_cost, difference_cost,
25152 get_computation_cost_at, get_computation_cost,
25153 determine_use_iv_cost_generic, determine_use_iv_cost_address,
25154 determine_use_iv_cost_condition, determine_use_iv_costs,
25155 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
25156 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
25157 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
25158 Change type of cost to comp_cost.
25159 (determine_iv_cost): Increase cost of non-original ivs, instead
25160 of decreasing the cost of original ones.
25161 (get_address_cost): Indicate the complexity of the addressing mode
25163 (try_add_cand_for): Prefer using ivs not specific to some object.
25164 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
25166 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
25167 Janis Johnson <janis187@us.ibm.com>
25170 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
25171 (TARGET_INSTANTIATE_DECLS): Likewise.
25172 * target.h (expand_to_rtl_hook): New target hook.
25173 (instantiate_decls): Likewise.
25174 * function.c (instantiate_decl): Make non-static. Rename to...
25175 (instantiate_decl_rtl): ... this.
25176 (instantiate_expr): Use instantiate_decl_rtl.
25177 (instantiate_decls_1): Likewise.
25178 (instantiate_decls): Likewise.
25179 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
25180 * function.h (instantiate_decl_rtl): Add prototype.
25181 * cfgexpand.c (target.h): New include.
25182 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
25183 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
25184 (TARGET_INSTANTIATE_DECLS): Likewise.
25185 (TARGET_INITIALIZER): New target hooks added.
25186 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
25188 * config/rs6000/rs6000.c (tree-flow.h): New include.
25189 (machine_function): Add sdmode_stack_slot field.
25190 (rs6000_alloc_sdmode_stack_slot): New function.
25191 (rs6000_instantiate_decls): Likewise.
25192 (rs6000_secondary_memory_needed_rtx): Likewise.
25193 (rs6000_check_sdmode): Likewise.
25194 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
25195 (TARGET_INSTANTIATE_DECLS): Likewise.
25196 (rs6000_hard_regno_mode_ok): Allow SDmode.
25197 (num_insns_constant): Likewise. Handle _Decimal32 constants.
25198 (rs6000_emit_move): Handle SDmode.
25199 (function_arg_advance): Likewise.
25200 (function_arg): Likewise.
25201 (rs6000_gimplify_va_arg): Likewise. Add special handling of
25202 SDmode var args for 32-bit compiles.
25203 (rs6000_secondary_reload_class): Handle SDmode.
25204 (rs6000_output_function_epilogue): Likewise.
25205 (rs6000_function_value): Simplify if statement.
25206 (rs6000_libcall_value): Likewise.
25207 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
25208 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
25209 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
25210 (movsd_hardfloat): New define_insn.
25211 (movsd_softfloat): Likewise.
25212 (movsd_store): Likewise.
25213 (movsd_load): Likewise.
25214 (extendsddd2): Likewise.
25215 (extendsdtd2): Likewise.
25216 (truncddsd2): Likewise.
25217 (movdd_hardfloat64): Fixup comment.
25218 (UNSPEC_MOVSD_LOAD): New constant.
25219 (UNSPEC_MOVSD_STORE): Likewise.
25221 2008-01-26 Jakub Jelinek <jakub@redhat.com>
25224 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
25226 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
25227 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
25228 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
25229 and TRUTH_XOR_EXPR.
25231 2008-01-26 David Edelsohn <edelsohn@gnu.org>
25234 * config.gcc: Separate AIX 5.3 from AIX 6.1.
25235 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
25236 __LONGDOUBLE128 too.
25237 * config/rs6000/aix61.h: New file.
25239 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
25241 PR rtl-optimization/34959
25242 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
25243 popcount and parity rtxes the same mode as their operand.
25244 Truncate or extend the result to the return value's mode
25247 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
25250 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
25251 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
25252 to GOT_VERSION_REGNUM.
25253 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
25254 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
25255 * config/mips/mips.c (mips_emit_call_insn): New function.
25256 (mips_call_tls_get_addr): Call mips_expand_call directly.
25257 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
25259 (mips16_build_call_stub): Likewise. Return the call insn or null.
25260 (mips_expand_call): Update the call to mips16_build_call_stub
25261 accordingly and a remove redundant condition. Assert that MIPS16
25262 stubs do not use lazy binding. Use mips_emit_call_insn and return
25264 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
25266 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
25267 (mips_avoid_hazard): Remove hazard_set handling.
25268 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
25269 (UNSPEC_RESTORE_GP): ...this.
25270 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
25271 (FAKE_CALL_REGNO): Rename to...
25272 (GOT_VERSION_REGNUM): ...this.
25273 (type): Add "ghost" value. Add an associated insn reservation.
25274 (hazard_set): Remove.
25275 (exception_receiver): Rename to...
25276 (restore_gp): ...this and update the unspec identifier accordingly.
25277 (exception_receiver, nonlocal_got_receiver): New expanders.
25278 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
25279 FAKE_CALL_REGNO. Remove hazard_set attribute.
25280 (set_got_version, update_got_version): New patterns.
25282 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
25285 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
25287 2008-01-25 Joseph Myers <joseph@codesourcery.com>
25290 * doc/install.texi2html: Generate gcc-vers.texi.
25292 2008-01-25 DJ Delorie <dj@redhat.com>
25294 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
25296 2008-01-25 Joseph Myers <joseph@codesourcery.com>
25298 * config/c4x: Remove directory.
25299 * config.gcc (crx-*, mt-*): Mark obsolete.
25300 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
25301 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
25302 sh-*-rtemscoff*): Remove cases.
25303 * defaults.h (C4X_FLOAT_FORMAT): Remove.
25304 * real.c (encode_c4x_single, decode_c4x_single,
25305 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
25306 c4x_extended_format): Remove.
25307 * real.h (c4x_single_format, c4x_extended_format): Remove.
25308 * doc/extend.texi (interrupt, naked): Remove mention of attributes
25310 (Pragmas): Remove comment about c4x pragmas.
25311 * doc/install.texi (c4x): Remove target-specific instructions.
25312 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
25313 * doc/md.texi (Machine Constraints): Remove C4x documentation.
25314 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
25315 refer to C4x source files as examples.
25316 (C4X_FLOAT_FORMAT): Remove documentation.
25318 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
25320 * config/bfin/bfin.c (override_options): Reorder tests so that
25321 flag_pic gets enabled for -msep-data.
25323 2008-01-25 Richard Guenther <rguenther@suse.de>
25325 PR middle-end/32244
25326 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
25327 to its bitfield precision if required.
25329 2008-01-25 Jakub Jelinek <jakub@redhat.com>
25331 PR middle-end/33880
25332 * tree-nested.c (walk_omp_for): New function.
25333 (convert_nonlocal_reference, convert_local_reference): Call
25334 walk_omp_for on OMP_FOR.
25335 (convert_call_expr): Call walk_body on OMP_FOR's
25336 OMP_FOR_PRE_INIT_BODY.
25338 2008-01-25 Richard Guenther <rguenther@suse.de>
25340 PR tree-optimization/34966
25341 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
25342 default defs and PHI_NODEs we have to insert after the
25343 defining statement.
25345 2008-01-24 Nick Clifton <nickc@redhat.com>
25347 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
25348 Provide a default definition.
25349 (LIBGCC2_UNITS_PER_WORD): Likewise.
25351 * config/stormy16/stormy16.c: Include df.h for the prototype
25352 for df_regs_ever_live_p.
25353 (xstormy16_expand_builtin_va_start): Convert the stack offset
25354 into a component_ref and then use POINTER_PLUS_EXPR to add it
25355 to the incoming_virtual_args_rtx.
25356 (xstormy16_gimplify_va_arg_expr): Rename to
25357 xstormy16_gimplify_va_arg_expr.
25358 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
25359 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
25360 xstormy16_gimplify_va_arg_expr.
25361 Fix up some formatting issues.
25363 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
25364 Move to predicates.md.
25365 (xs_hi_general_operand): Likewise.
25366 (xs_hi_nonmemory_operand): Likewise.
25367 * config/stormy16/predicates.md:
25368 (xstormy16_carry_plus_operand): New predicate.
25369 (xs_hi_general_operand): New predicate.
25370 (xs_hi_nonmemory_operand): New predicate.
25371 * config/stormy16/stormy16-protos.h:
25372 (xstormy16_carry_plus_operand): Delete prototype.
25373 (xs_hi_general_operand): Likewise.
25374 (xs_hi_nonmemory_operand): Likewise.
25376 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
25377 modifiers as they are no longer needed and they can trigger
25378 reload spill failures.
25380 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
25381 with a match_operand in order to help reload.
25383 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
25384 constraint with 'e' for the 8th alternative as this version of
25385 the mov.w instruction only accepts the lower 8 registers.
25387 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
25390 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
25391 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
25394 2008-01-25 Jakub Jelinek <jakub@redhat.com>
25396 PR middle-end/33333
25397 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
25399 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
25401 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
25403 (remove_structure): Update allocations list before removing structure.
25405 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
25407 * ipa-struct-reorg.c (is_safe_cond_expr,
25408 create_new_stmts_for_cond_expr): Use integer_zerop function,
25409 that recognize not only zero-pointer, but zero-integer too.
25411 2008-01-25 Ben Elliston <bje@au.ibm.com>
25414 * fixproto: Escape "." in sed expression that strips leading "./".
25416 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
25419 * gcc.c (SWITCH_OK): Removed.
25420 (SWITCH_LIVE): Changed to bit.
25421 (SWITCH_FALSE): Likewise.
25422 (SWITCH_IGNORE): Likewise.
25423 (switchstr): Change live_cond to unsigned int.
25424 (process_command): Replace SWITCH_OK with 0.
25425 (do_self_spec): Likewise.
25426 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
25427 (give_switch): Likewise.
25428 (used_arg): Likewise.
25429 (do_spec_1): Set the SWITCH_IGNORE bit.
25430 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
25431 bits. Set the SWITCH_LIVE bit.
25433 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
25435 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
25437 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
25439 PR tree-optimization/34472
25440 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
25441 parameter to a "bool *" and set *DATA to false if there is
25442 an unsafe access. Do not delete the structure here.
25443 (check_cond_exprs): Delete it here instead.
25444 (check_cond_exprs, exclude_cold_structs): Do not increase
25445 I when removing a structure.
25447 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
25450 * config/i386/i386.c (ix86_expand_vector_init): Consider only
25451 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
25453 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
25455 PR middle-end/34934
25456 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
25457 a fixed vector for stack.
25459 2008-01-24 Ben Elliston <bje@au.ibm.com>
25462 * doc/gcc.texi (Software development): Add a direntry for g++.
25464 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
25466 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
25467 stale and straggling -fforce-addr comments above.
25469 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
25471 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
25472 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
25474 2008-01-23 Michael Matz <matz@suse.de>
25477 * dwarf2out.c (force_type_die): Use modified_type_die instead of
25480 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
25482 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
25483 malloc result type.
25485 2008-01-23 Anatoly Sokolov <aesok@post.ru>
25487 * config/avr/avr.c (avr_current_arch): New variable.
25488 (avr_arch_types): Add 'avr31' and 'avr51' entries.
25489 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
25490 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
25491 (avr_override_options): Init 'avr_current_arch'.
25492 (base_arch_s): Move from here...
25493 * config/avr/avr.h (base_arch_s): ... here. Add new members
25494 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
25495 'mega' to 'have_jmp_call'.
25496 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
25497 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
25499 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
25501 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
25502 MULTILIB_MATCHES): Ditto.
25504 2008-01-23 Richard Guenther <rguenther@suse.de>
25506 PR middle-end/31529
25507 * cgraphunit.c (cgraph_reset_node): Always mark the node
25508 not reachable if it is not queued already.
25510 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
25512 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
25513 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
25514 (cputype_selected): New static variable.
25515 (bfin_handle_option): Set it if -mcpu is used.
25516 (override_option): Select default set of workarounds if no cpu type
25517 selected on the command line.
25518 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
25520 From Michael Frysinger <michael.frysinger@analog.com>
25521 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
25522 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
25524 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
25525 for bf547, bf523, bf524, and bf526.
25526 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
25528 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
25529 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
25530 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
25531 __ADSPBF547__ and __ADSPBF54x__ for bf547.
25532 * doc/invoke.texi (Blackfin Options): Document that
25533 -mcpu now accept bf547, bf523, bf524, and bf526.
25535 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
25537 PR rtl-optimization/34628
25538 * combine.c (try_combine): Stop and undo after the first combination
25539 if an autoincrement side-effect on the first insn has effectively
25542 2008-01-22 David Edelsohn <edelsohn@gnu.org>
25545 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
25546 Offset addresses are not valid for Altivec or paired float modes.
25548 2008-01-22 Jakub Jelinek <jakub@redhat.com>
25551 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
25552 if DECL_INITIAL (decl) is error_mark_node.
25555 * c-common.c (handle_vector_size_attribute): Only allow
25556 integral, scalar float and fixed point types. Handle OFFSET_TYPE
25557 the same way as pointer, array etc. types.
25558 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
25561 * tree.c (build_type_attribute_qual_variant): Call
25562 build_qualified_type if attributes are equal, but quals are not.
25564 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25567 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
25568 * flags.h (warn_strict_aliasing): Remove.
25569 (warn_strict_overflow): Remove.
25570 * opts.c (warn_strict_aliasing): Remove.
25571 (warn_strict_overflow): Remove.
25572 * c-opts.c (c_common_handle_option): -Wall only sets
25573 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
25574 (c_common_post_options): Give default values to -Wstrict-aliasing
25575 and -Wstrict-overflow if they are uninitialized.
25576 * common.opt (Wstrict-aliasing): Specify Var and Init.
25577 (Wstrict-overflow): Likewise.
25579 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
25581 PR rtl-optimization/26854
25582 PR rtl-optimization/34400
25583 PR rtl-optimization/34884
25584 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
25586 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
25587 (df_rd_bb_info.expanded_lr_out): Deleted
25588 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
25589 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
25590 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
25591 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
25592 Removed code to allocate, initialize or free expanded_lr_out.
25593 (df_rd_bb_local_compute_process_def): Restructured to make more
25595 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
25596 sets if the sets are being trimmed.
25598 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
25601 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
25602 (as_vers): Likewise.
25603 * configure: Regenerated.
25605 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25607 PR middle-end/33092
25608 * tree-pass.h (pass_build_alias): New pass.
25609 * tree-ssa-alias.c (gate_build_alias): New.
25610 (pass_build_alias): New.
25611 * passes.c (init_optimization_passes): Add pass_build_alias after
25612 pass_create_structure_vars.
25614 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
25616 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
25617 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
25618 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
25619 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
25620 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
25621 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
25622 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
25623 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
25624 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
25625 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
25626 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
25627 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
25628 * config/s390/s390.md (FP_ALL): New mode iterator.
25629 (_d): New mode attribute.
25630 ("*signbit<mode>2>"): Changed mode of first operand.
25631 ("isinf<mode>2"): Changed mode of first operand.
25632 ("*TDC_insn"): Adaptation for DFP modes.
25634 2008-01-22 Ben Elliston <bje@au.ibm.com>
25636 * tree.c (check_qualified_type): Improve function description.
25638 2008-01-21 Jason Merrill <jason@redhat.com>
25641 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
25642 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
25645 2008-01-21 DJ Delorie <dj@redhat.com>
25647 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
25650 2008-01-21 Richard Guenther <rguenther@suse.de>
25652 PR middle-end/34856
25653 * tree-cfg.c (verify_expr): Allow all invariant expressions
25654 instead of just constant class ones as reference argument.
25655 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
25656 like any other constant.
25657 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
25659 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
25661 * regmove.c (fixup_match_1): Update call crossed frequencies.
25663 2008-01-21 Richard Guenther <rguenther@suse.de>
25666 * tree-inline.c (setup_one_parameter): Deal with mismatched
25667 types using a VIEW_CONVERT_EXPR.
25669 2008-01-21 Alon Dayan <alond@il.ibm.com>
25670 Olga Golovanevsky <olga@il.ibm.com>
25672 PR tree-optimization/34701
25673 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
25674 when the structure size is not a power of 2.
25676 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
25678 * doc/install.texi: Add doc for --enable-checking=df.
25680 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
25682 PR rtl-optimization/34808
25683 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
25685 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
25687 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
25690 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
25692 PR rtl-optimization/26854
25693 PR rtl-optimization/34400
25694 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
25696 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
25697 (df_rd_bb_info.expanded_lr_out): New.
25698 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
25699 * loop_iv.c (iv_analysis_loop_init): Ditto.
25700 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
25701 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
25702 Added code to allocate, initialize or free expanded_lr_out.
25703 (df_rd_bb_local_compute_process_def): Restructured to make
25704 more understandable.
25705 (df_rd_confluence_n): Add code to do nothing with fake edges and
25706 code to no apply invalidate_by_call sets if the sets are being trimmed.
25707 (df_lr_local_finalize): Renamed to df_lr_finalize.
25708 (df_live_local_finalize): Renamed to df_live_finalize.
25710 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
25713 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
25714 deciding whether to use reciprocal instructions.
25716 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
25718 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
25719 dwarf2out_note_section_used if cold_text_section is NULL.
25721 2008-01-19 Jakub Jelinek <jakub@redhat.com>
25723 PR gcov-profile/34610
25724 * tree-cfg.c (make_edges): Mark both outgoing edges from
25725 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
25726 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
25727 from OMP_FOR and OMP_CONTINUE outgoing edges.
25729 * tree-profile.c (tree_profiling): Return early if
25730 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
25732 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
25733 from cfun to child_cfun.
25734 * function.h (struct function): Add after_tree_profile bit.
25736 2008-01-19 Anatoly Sokolov <aesok@post.ru>
25738 * config/avr/avr.S (_exit): Disable interrupt.
25740 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
25741 Steven Bosscher <stevenb.gcc@gmail.com>
25743 PR rtl-optimization/26854
25744 PR rtl-optimization/34400
25745 * df-problems.c (df_live_scratch): New scratch bitmap.
25746 (df_live_alloc): Allocate df_live_scratch when doing df_live.
25747 (df_live_reset): Clear the proper bitmaps.
25748 (df_live_bb_local_compute): Only process the artificial defs once
25749 since the order is not important.
25750 (df_live_init): Init the df_live sets only with the variables
25751 found live by df_lr.
25752 (df_live_transfer_function): Use the df_lr sets to prune the
25753 df_live sets as they are being computed.
25754 (df_live_free): Free df_live_scratch.
25756 2008-01-18 Ian Lance Taylor <iant@google.com>
25758 * common.opt: Add fmerge-debug-strings.
25759 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
25760 flag_merge_debug_strings rather than flag_merge_constants.
25761 * doc/invoke.texi (Option Summary): Mention
25762 -fmerge-debug-strings.
25763 (Debugging Options): Document -fmerge-debug-strings.
25765 2008-01-18 Ian Lance Taylor <iant@google.com>
25768 * tree.h (DECL_IS_OPERATOR_NEW): Define.
25769 (struct tree_function_decl): Add new field operator_new_flag.
25770 * tree-inline.c (expand_call_inline): When inlining a call to
25771 operator new, force the return value to go into a variable, and
25772 set DECL_NO_TBAA_P on that variable.
25773 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
25775 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
25778 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
25779 DWARF2_DEBUGGING_INFO.
25780 (dwarf2out_note_section_used): Ditto. Add prototype.
25781 (have_multiple_function_sections, text_section_used,
25782 cold_text_section_used, *cold_text_sections): Move declarations
25785 2008-01-17 Bob Wilson <bob.wilson@acm.org>
25787 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
25788 field and add signal_ra.
25789 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
25790 assignments to frame state pc. Move end of stack check after
25791 MD_FALLBACK_FRAME_STATE_FOR.
25792 (uw_update_context_1): Use frame state signal_regs if set, instead
25793 of checking signal_frame flag.
25794 (uw_update_context): Use frame state signal_ra if set.
25795 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
25796 * config/xtensa/linux-unwind.h: New file.
25798 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
25800 * modulo-sched.c (get_sched_window): Fix comment typo.
25802 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
25804 PR tree-optimization/34648
25805 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
25807 2008-01-17 Anatoly Sokolov <aesok@post.ru>
25809 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
25810 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
25812 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
25814 PR rtl-optimization/34400
25815 * df-core.c (df_worklist_dataflow_overeager,
25816 df_worklist_dataflow_doublequeue): New functions.
25817 (df_worklist_dataflow): Two different worklist solvers.
25818 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
25821 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25824 * doc/invoke.texi: Document the dependence on pthread for fopenmp
25825 and ftree-parallelize-loops.
25827 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
25829 PR rtl-optimization/34826
25830 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
25832 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
25834 * global.c (find_reg): Mark the eh regs as used if necessary.
25835 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
25836 * ra.h (struct allocno): no_eh_reg field added. Changed
25837 no_stack_reg type to bitfield.
25839 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
25841 * tree.c (substitute_in_expr): Add missing 'break'.
25843 2008-01-17 Richard Guenther <rguenther@suse.de>
25845 PR tree-optimization/34825
25846 * tree-ssa-math-opts.c (is_division_by): Do not recognize
25847 x / x as division to handle.
25849 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25851 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
25852 "-pthread" is specified.
25853 * pa-hpux11.h (LIB_SPEC): Likewise.
25855 2008-01-16 Janis Johnson <janis187@us.ibm.com>
25856 Peter Bergner <bergner@vnet.ibm.com>
25858 PR rtl-optimization/33796
25859 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
25861 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25863 PR libgfortran/34699
25864 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
25866 * pa-hpux10.h (LINK_SPEC): Likewise.
25867 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
25869 2008-01-16 Richard Guenther <rguenther@suse.de>
25871 PR middle-end/32628
25872 * fold-const.c (fold_convert_const_int_from_int): Do not
25873 set overflow if that occured only because of a sign extension
25874 change when converting from/to a sizetype with the same
25875 precision and signedness.
25877 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
25880 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
25881 location address to the correct place. Update copyright year.
25883 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25885 * lambda-code.c (lambda_transform_legal_p): Handle the case of
25886 no dependences in the dependence_relations vector.
25888 2008-01-16 Jan Hubicka <jh@suse.cz>
25890 PR rtl-optimization/31396
25891 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
25892 * cfg.c (dump_reg_info): Print it.
25893 * regs.h (struct reg_info_t): add freq_calls_crossed.
25894 (REG_FREQ_CALLS_CROSSED): New macro.
25895 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
25896 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
25897 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
25898 regmove_optimize): Update call crossed frequencies.
25899 * local-alloc.c (struct qty): Add freq_calls_crossed.
25900 (alloc_qty): Copute freq_calls_crossed.
25901 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
25902 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
25903 * ra.h (struct allocno): Add freq_calls_crossed.
25905 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25907 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
25908 libgomp when compiling with ftree-parallelize-loops.
25909 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
25911 2008-01-16 Richard Guenther <rguenther@suse.de>
25913 PR tree-optimization/34769
25914 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
25915 * tree.c (int_cst_value): Instead make this function more
25916 permissive in what it accepts as valid input. Document this
25917 function always sign-extends the value.
25919 2008-01-16 Jakub Jelinek <jakub@redhat.com>
25920 Richard Guenther <rguenther@suse.de>
25923 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
25924 (gimple_fold_indirect_ref_rhs): ... this.
25925 (gimple_fold_indirect_ref): New function with foldings
25926 that preserve lvalueness.
25927 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
25928 * tree-flow.h (gimple_fold_indirect_ref): Declare.
25929 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
25930 to fold an INDIRECT_REF, fall back to the old use of
25931 fold_indirect_ref_1.
25933 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25935 * tree-data-ref.c (subscript_dependence_tester_1): Call
25936 free_conflict_function.
25937 (compute_self_dependence): Same.
25939 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
25942 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
25943 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
25945 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
25946 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
25947 for DWARF2_UNWIND_INFO targets.
25949 2008-01-16 Richard Guenther <rguenther@suse.de>
25952 * c-typeck.c (common_pointer_type): Do not merge inconsistent
25953 type qualifiers for function types.
25955 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
25957 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
25958 loop_iterator li from previous commit.
25960 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
25962 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
25964 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
25966 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
25967 (parallelize_loops): Don't parallelize irreducible components.
25969 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25972 * c-opts (c_common_post_options): Do not enable CPP
25973 flag_pedantic_errors by default.
25975 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
25977 PR rtl-optimization/31944
25978 * cse.c (remove_pseudo_from_table): New function.
25979 (merge_equiv_classes): Use above function to remove pseudo-registers.
25980 (invalidate): Likewise.
25982 2008-01-13 Richard Guenther <rguenther@suse.de>
25984 PR middle-end/34601
25985 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
25986 instead of TYPE_MODE to deal with calls from expand_one_error_var.
25988 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
25990 * gcse.c (cprop_jump): Call validate_unshare_change instead of
25991 validate_change to unshare the source of the PC set.
25993 2008-01-12 Jan Hubicka <jh@suse.cz>
25995 PR middle-end/32135
25996 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
25997 references above array bounds. This might trigger bounds checks for
25998 pointers to arrays.
26000 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
26002 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
26003 new_replaceable_dependencies.
26005 2008-01-12 Doug Kwan <dougkwan@google.com>
26007 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
26008 instead of OPT_Wreturn_type in warning due to ignored return type
26010 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
26011 options included in -Wextra.
26012 * c.opt: New option -Wignored_qualifiers.
26013 * doc/invoke.texi (Warning Options, -Wextra): Add new option
26014 -Wignore_qualifiers.
26015 (-Wignored-qualifiers): Document.
26016 (-Wreturn-type): Remove description of functionality now handled
26017 by -Wignored-qualifiers.
26019 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
26022 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
26023 NOP_EXPR if it is between integral types with the same precision.
26025 2008-01-12 Jan Hubicka <jh@suse.cz>
26028 * invoke.texi (max-inline-recursive-depth): Fix default value.
26030 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
26032 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
26035 2008-01-11 Bob Wilson <bob.wilson@acm.org>
26037 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
26039 2008-01-11 James E. Wilson <wilson@specifix.com>
26042 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
26044 2008-01-11 Anatoly Sokolov <aesok@post.ru>
26046 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
26047 save/restore frame pointer register and don't use 'call-prologues'
26048 optimization in function with "OS_task" attribute.
26050 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
26052 PR middle-end/31309
26053 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
26054 when copying to memory.
26056 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
26058 PR rtl-optimization/30905
26059 * cfgcleanup.c: Include dce.h
26060 (crossjumps_occured): New global variable.
26061 (try_crossjump_bb): Exit loop after finding a fallthru edge.
26062 If something changed, set crossjumps_occured to true.
26063 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
26064 Don't add/remove fake edges to exit here...
26065 (cleanup_cfg): ...but do it here, when crossjumping.
26066 Run a fast DCE when successful crossjumps occured in the latest
26067 iteration of try_optimize_cfg.
26069 2008-01-11 Richard Guenther <rguenther@suse.de>
26071 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
26072 (struct vn_unary_op_s): Likewise.
26073 (vn_reference_insert): Free old reference on hash collision.
26075 2008-01-10 Raksit Ashok <raksit@google.com>
26077 PR rtl-optimization/27971
26078 * combine.c (find_split_point): Split PLUS expressions which are
26079 inside a MEM rtx, and whose first operand is complex.
26081 2008-01-10 DJ Delorie <dj@redhat.com>
26083 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
26084 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
26085 (m32c_hard_regno_ok): Call the underlying function.
26087 2008-01-10 Richard Guenther <rguenther@suse.de>
26089 PR middle-end/34683
26090 * tree-cfg.c (tree_merge_blocks): Do not go through the
26091 full-blown folding and stmt updating path if we just deal
26092 with virtual operands.
26093 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
26094 test for abnormal SSA_NAMEs.
26096 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
26098 PR middle-end/34641
26099 * reload.c (push_reload): Add assertions. All constants from
26100 reg_equiv_constant should have been used for replacing the respective
26102 (find_reloads_address): Invoke find_reloads_address_part for
26103 constant taken from the reg_equiv_constant array.
26105 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
26107 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
26108 field (valnum) the first in the struct. Replace bools with
26111 2008-01-10 Richard Guenther <rguenther@suse.de>
26113 PR tree-optimization/34651
26114 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
26115 types and ordering for masking and converting.
26117 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
26119 PR tree-optimization/34017
26120 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
26121 also for PHI_NODE expressions.
26123 2008-01-09 Jan Hubicka <jh@suse.cz>
26125 PR tree-optimization/34708
26126 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
26127 based on number of case labels.
26128 (init_inline_once): Remove switch_cost.
26129 * tree-inline.h (eni_weights_d): Remove switch_cost.
26131 2008-01-09 Richard Guenther <rguenther@suse.de>
26132 Andrew Pinski <andrew_pinski@playstation.sony.com>
26134 PR middle-end/30132
26135 * gimplify.c (gimplify_cond_expr): Do not create an addressable
26136 temporary if an rvalue is ok or an lvalue is not required.
26138 2008-01-09 Richard Guenther <rguenther@suse.de>
26140 PR middle-end/34458
26141 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
26142 adjust return type.
26144 2008-01-09 Richard Guenther <rguenther@suse.de>
26146 PR middle-end/34679
26147 * tree.c (host_integerp): Check for sizetype only if the
26148 type is an integer type.
26150 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
26153 * opts.c (decode_options): Disable inlining of functions called
26154 once if not in unit-at-a-time mode.
26156 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
26158 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
26160 2008-01-08 Richard Guenther <rguenther@suse.de>
26162 PR middle-end/31863
26163 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
26164 out early if the result will be unused.
26166 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
26171 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
26172 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
26175 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
26177 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
26178 for vectorization tuned.
26180 2008-01-08 Richard Guenther <rguenther@suse.de>
26182 PR tree-optimization/34683
26183 * tree-ssa-operands.c (operand_build_cmp): Export.
26184 * tree-ssa-operands.h (operand_build_cmp): Declare.
26185 * tree-vn.c (vuses_compare): Remove.
26186 (sort_vuses): Use operand_build_cmp.
26187 (sort_vuses_heap): Likewise.
26188 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
26189 to re-use old VEC if available. Do not sort already sorted VUSEs.
26190 (vdefs_to_vec): Do not sort already sorted VDEFs.
26192 2008-01-08 Jakub Jelinek <jakub@redhat.com>
26194 PR middle-end/34694
26195 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
26197 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
26200 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
26201 limitations of reciprocal sequences on x86 targets.
26203 2008-01-08 Richard Guenther <rguenther@suse.de>
26205 PR tree-optimization/34683
26206 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
26208 2008-01-07 Jakub Jelinek <jakub@redhat.com>
26211 * config/darwin.c (darwin_mergeable_string_section): Don't use
26212 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
26214 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
26217 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
26218 negxf2. Macroize expander using X87MODEF mode iterator. Change
26219 predicates of op0 and op1 to register_operand.
26220 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
26221 expander using X87MODEF mode iterator. Change predicates of
26222 op0 and op1 to register_operand.
26223 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
26224 corresponding patterns and macroize using MODEF macro. Change
26225 predicates of op0 and op1 to register_operand and remove
26226 "m" constraint. Disparage "r" alternative with "!".
26227 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
26228 macroize using X87MODEF macro. Change predicates of op0 and op1
26229 to register_operand and remove "m" constraint. Disparage "r"
26230 alternative with "!".
26231 (absneg splitter with memory operands): Remove.
26232 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
26233 patterns and macroize using X87MODEF mode iterator.
26234 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
26235 Change predicate of op1 to register_operand.
26236 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
26237 for memory operands.
26239 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
26241 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
26243 2008-01-07 Richard Guenther <rguenther@suse.de>
26245 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
26248 2008-01-07 Richard Guenther <rguenther@suse.de>
26250 PR tree-optimization/34683
26251 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
26252 VOPs of the needed size to save memory. Use VEC_quick_push
26253 to save compile-time.
26254 (vdefs_to_vec): Likewise.
26256 2008-01-07 Sa Liu <saliu@de.ibm.com>
26258 * config/spu/spu.md (divdf3): Genetate inline code for double
26259 division. The implementation doesn't handle INF or NAN, therefore it
26260 only applies when -ffinite-math-only is given.
26262 2008-01-06 Paolo Carlini <pcarlini@suse.de>
26265 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
26266 * doc/cpp.texi ([Common Predefined Macros]): Document.
26268 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
26270 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
26271 order to use commutative addition instead of subtraction.
26273 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
26274 Mircea Namolaru <namolaru@il.ibm.com>
26275 Vladimir Yanovsky <yanov@il.ibm.com>
26276 Revital Eres <eres@il.ibm.com>
26278 PR tree-optimization/34263
26279 * tree-outof-ssa.c (process_single_block_loop_latch,
26280 contains_tree_r): New functions.
26281 (analyze_edges_for_bb): Call process_single_block_loop_latch
26282 function to empty single-basic-block latch block if possible.
26284 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
26286 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
26288 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
26290 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
26292 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
26294 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
26296 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
26298 2008-01-05 Jakub Jelinek <jakub@redhat.com>
26300 PR tree-optimization/34618
26301 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
26304 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
26307 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
26308 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
26309 Update copyright year.
26311 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
26312 Update copyright year.
26313 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
26316 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
26318 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
26319 edge does not point to current bb before changing need_assert.
26321 2008-01-04 Richard Guenther <rguenther@suse.de>
26323 PR middle-end/34029
26324 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
26325 for verifying purposes if they are is_gimple_min_invariant.
26327 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
26329 PR tree-optimization/34448
26330 PR tree-optimization/34465
26331 * gimplify.c (gimplify_init_constructor): Add new parameter
26332 notify_temp_creation. Use it.
26333 (gimplify_modify_expr_rhs): Take volatiles into account when
26334 optimizing constructors.
26335 Do not optimize constructors if gimplify_init_constructor will dump to
26337 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
26338 * gcc.c-torture/compile/pr34448.c: New.
26340 2008-01-04 Jakub Jelinek <jakub@redhat.com>
26342 PR gcov-profile/34609
26343 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
26344 return_slot if result is TREE_ADDRESSABLE.
26346 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
26348 * config/mips/mips.md (sqrt_condition): Tweak comment.
26349 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
26351 2008-01-03 Tom Tromey <tromey@redhat.com>
26354 * c-common.c (c_type_hash): Handle VLAs.
26356 2008-01-03 Jan Hubicka <jh@suse.cz>
26358 PR tree-optimization/31081
26359 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
26360 0 when inlining and not inlining to first basic block.
26361 (remap_decl): When var is initialized to 0, don't set default_def.
26362 (expand_call_inline): Set entry_bb.
26363 * tree-inline.h (copy_body_data): Add entry_bb.
26365 2008-01-03 Jakub Jelinek <jakub@redhat.com>
26368 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
26371 PR tree-optimization/29484
26372 * tree-inline.c (inline_forbidden_p_2): New function.
26373 (inline_forbidden_p): Disallow inlining if some static var
26374 has an address of a local LABEL_DECL in its initializer.
26375 * doc/extend.texi (Labels as Values): Document &&foo behaviour
26378 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
26380 PR tree-optimization/34635
26381 * tree-data-ref.c (add_other_self_distances): Make sure that the
26382 evolution step is constant.
26384 2008-01-03 Jakub Jelinek <jakub@redhat.com>
26386 PR middle-end/34608
26387 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
26389 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
26391 * tree-sra.c (scalarize_init): Insert the generate_element_init
26392 statements after the generate_element_zero statements.
26394 2008-01-02 Richard Guenther <rguenther@suse.de>
26396 PR middle-end/34093
26397 PR middle-end/31976
26398 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
26399 for very large number of operands instead of ICEing.
26401 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
26404 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
26405 while stack probing.
26407 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
26409 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
26412 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
26414 PR libmudflap/26442
26415 * tree-mudflap.c (mx_register_decls): Guard warning by
26416 !DECL_ARTIFICIAL check.
26418 2008-01-01 Jakub Jelinek <jakub@redhat.com>
26420 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
26421 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
26422 sse5_perm<mode>): Fix constraints.