1 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
3 * combine.c (simplify_shift_const_1): Split code to determine
5 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
6 new bits shifted in are identical to the old sign bit.
8 2009-07-18 Richard Guenther <rguenther@suse.de>
11 * gimplify.c (gimplify_call_expr): Reject code using results from
12 functions returning void.
14 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
16 * doc/md.texi: Document the new PowerPC "es" constraint.
17 Document that "m" can include automodified addresses on this target,
18 and explain how %U must be used. Extend the "Q" and "Z" documentation
19 to suggest "es" as well as "m".
20 * config/rs6000/constraints.md (es): New memory constraint.
21 (Q, Z): Update strings to match new documentation.
23 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
25 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
26 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
27 * config/rs6000/predicates.md (volatile_mem_operand): Use
28 offsettable_nonstrict_memref_p.
29 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
30 (*floatunssidf2_internal): Likewise.
31 (*fix_truncdfsi2_internal): Likewise.
32 (*fix_trunctfsi2_internal): Likewise.
34 2009-07-17 Anatoly Sokolov <aesok@post.ru>
36 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
38 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
40 2009-07-17 Richard Guenther <rguenther@suse.de>
43 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
44 (pass_warn_unused_result): Likewise.
45 (TODO_set_props): Remove.
46 * omp-low.c (diagnose_omp_structured_block_errors): Change to
48 (pass_diagnose_omp_blocks): Define.
49 * c-decl.c (pop_file_scope): Do not finalize the CU here.
50 (c_gimple_diagnostics_recursively): Remove.
51 (finish_function): Do not call it.
52 (c_write_global_declarations): Continue after errors.
54 * c-gimplify.c (c_genericize): Do not gimplify here.
55 * c-common.c (c_warn_unused_result): Move ...
56 * tree-cfg.c (do_warn_unused_result): ... here.
57 (run_warn_unused_result): New function.
58 (gate_warn_unused_result): New function.
59 (pass_warn_unused_result): New pass.
60 * c-common.h (c_warn_unused_result): Remove.
61 * flags.h (flag_warn_unused_result): Declare.
62 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
63 * opts.c (flag_warn_unused_result): Initialize to false.
64 * toplev.c (compile_file): Add comment.
65 * omp-low.c (create_omp_child_function): Do not register
66 the function with the frontend.
67 (diagnose_omp_structured_block_errors): Prepare to be
68 called as optimization pass.
69 (gate_diagnose_omp_blocks): New function.
70 (pass_diagnose_omp_blocks): New pass.
71 * cgraph.h (cgraph_optimize): Remove.
72 (cgraph_analyze_function): Likewise.
73 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
74 * cgraphunit.c (cgraph_lower_function): Lower nested functions
75 before their parents here.
76 (cgraph_finalize_function): Not here.
77 (cgraph_analyze_function): Gimplify functions here.
78 (cgraph_finalize_compilation_unit): Continue after errors.
79 Optimize the callgraph from here.
80 (cgraph_optimize): Make static.
81 * langhooks.c (write_global_declarations): Finalize the CU.
82 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
83 (gimplify_function_tree): Assert we gimplify only once.
84 Set PROP_gimple_any property.
85 * tree-nested.c (gimplify_all_functions): New function.
86 (lower_nested_functions): Gimplify all nested functions.
87 * gimple.h (diagnose_omp_structured_block_errors): Remove.
88 * passes.c (init_optimization_passes): Add pass_warn_unused_result
89 and pass_diagnose_omp_blocks after gimplification. Do not
90 set TODO_set_props on all_lowering_passes.
91 (execute_one_pass): Do not handle TODO_set_props.
92 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
93 (gimplify.o): Add tree-pass.h dependency.
94 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
95 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
97 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
100 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
102 * doc/service.texi (Service): Restore previously removed link,
103 which isn't broken after all.
105 2009-07-17 Richard Guenther <rguenther@suse.de>
107 PR tree-optimization/40321
108 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
109 PHI nodes to the maximal set.
110 (make_values_for_phi): Add PHI arguments to the maximal set.
111 (execute_pre): Dump PHI_GEN and the maximal set.
113 2009-07-17 Jakub Jelinek <jakub@redhat.com>
116 * gimplify.c (gimplify_conversion): Don't change non-conversions into
119 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
121 * doc/extend.texi (Nested Functions): Replace broken link with
123 * doc/service.texi (Service): Remove broken link.
125 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
128 * builtins.c (expand_builtin_memcmp): Use loc instead of
130 (expand_builtin_strncmp): Likewise.
132 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
133 Manuel López-Ibáñez <manu@gcc.gnu.org>
136 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
137 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
138 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
139 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
140 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
141 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
142 tree-inline.c, c-common.c, c-common.h, gimple.c,
143 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
144 convert.c: Add location argument to fold_{unary,binary,ternary},
145 fold_build[123], build_call_expr, build_size_arg,
146 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
147 fold_build1_initializer, fold_build2_initializer,
148 fold_build3_initializer, fold_build_call_array,
149 fold_build_call_array_initializer, fold_single_bit_test,
150 omit_one_operand, omit_two_operands, invert_truthvalue,
151 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
152 combine_comparisons, fold_builtin_*, fold_call_expr,
153 build_range_check, maybe_fold_offset_to_address, round_up,
156 2009-07-16 Jason Merrill <jason@redhat.com>
159 * c-common.c (c_common_reswords): Add __is_standard_layout
161 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
162 * doc/implement-cxx.texi: New.
163 * doc/gcc.texi: Include it.
165 2009-07-16 DJ Delorie <dj@redhat.com>
167 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
168 compares that may be indirectly affected by previous instructions.
170 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
172 * builtins.c (do_mpc_arg2): New.
173 (fold_builtin_2): Fold builtin cpow.
174 * real.h (HAVE_mpc_pow): New.
176 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
178 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct comparison
179 to skip unprofitable schedule
181 2009-07-16 Simon Baldwin <simonb@google.com>
183 * gcc.c (option_map): New flag -no-canonical-prefixes.
184 * (display_help): Print help text for new flag.
185 * (process_command): Move options translation and language specifics
186 and handle new flag early. Use it to set a function pointer to a
187 prefix builder. Replace make_relative_prefix calls with calls to
188 the function pointed to. Ignore new flag in regular options handling.
189 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
191 2009-07-15 DJ Delorie <dj@redhat.com>
193 * config/mep/mep.md (sibcall_internal): Change register to avoid
195 (sibcall_value_internal): Likewise.
197 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
199 PR rtl-optimization/40710
200 * resource.c (mark_target_live_regs): Reset DF problem to LR.
202 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
204 * config/mips/mips.md (*extenddi_truncate<mode>,
205 *extendsi_truncate<mode>): Change type attribute to move_type
206 with shift_shift. Split out code handling exts from here ...
207 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
209 (*extendhi_truncateqi): Change type attribute to move_type with
210 shift_shift. Split out code handling exts from here ...
211 (*extendhi_truncateqi_exts): ... to this new pattern.
213 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
215 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
216 instead of "and" with inverted sign bit mask value. Use
217 "nonimmediate_operand" for operand 1 and operand 2 predicate.
218 Allocate registers only for operand 4 and operand 5.
220 2009-07-15 Jakub Jelinek <jakub@redhat.com>
223 * fold-const.c (fold_cond_expr_with_comparison): When folding
224 < and <= to MIN, make sure the MIN uses the same type as the
225 comparison's operands.
227 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
229 * arm.md (ior_xor): New code iterator.
230 (split for ior/xor with shift and zero-extend): New split pattern.
231 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
233 2009-07-15 Richard Guenther <rguenther@suse.de>
235 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
238 2009-07-15 Richard Guenther <rguenther@suse.de>
241 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
243 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
245 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
246 handle 2.6.30 kernel.
248 2009-07-15 DJ Delorie <dj@redhat.com>
250 * config/mep/mep.md (sibcall_internal): Change register to allow
251 for 24-bit addresses.
252 (sibcall_value_internal): Likewise.
254 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
256 * doc/invoke.texi: Added descriptions of the scheduling heuristics
257 that are enabled/disabled by the flags introduced by a previous patch.
259 2009-07-14 DJ Delorie <dj@redhat.com>
261 * config/mep/mep.md (sibcall_internal): Include non-toggling
263 (sibcall_value_internal): Likewise.
265 2009-07-14 Taras Glek <tglek@mozilla.com>
266 Rafael Espindola <espindola@google.com>
268 * doc/sourcebuild.texi: Document install-plugin target.
269 * configure.ac: Added install-plugin target to language makefiles.
270 * configure: Regenerate.
271 * Makefile.in: (install-plugin): Install more headers,
272 depend on lang.install-plugin.
274 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
276 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
279 2009-07-14 DJ Delorie <dj@redhat.com>
281 * config/mep/mep.c (mep_vliw_jmp_match): New function.
282 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
283 * config/mep/mep.md (sibcall_internal): Change test from
284 mep_vliw_mode_match to mep_vliw_jmp_match.
285 (sibcall_value_internal): Likewise.
287 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
289 * config/i386/sse.md (copysign<mode>3): New expander.
290 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
291 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
292 Use ix86_build_const_vector.
293 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
294 IX86_BUILTIN_CPYSGNPD.
295 (builtin_description): Add __builtin_ia32_copysignps and
296 __builtin_ia32_copysignpd.
297 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
298 and BUILT_IN_COPYSIGNF.
300 2009-07-13 Jason Merrill <jason@redhat.com>
302 * builtins.c (can_trust_pointer_alignment): New fn.
303 (get_pointer_alignment): Factor it out from here.
304 * tree.h: Declare it.
306 2009-07-14 David Edelsohn <edelsohn@gnu.org>
308 * config/rs6000/predicates.md (offsettable_mem_operand): Test
311 2009-07-14 Dodji Seketeli <dodji@redhat.com>
315 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
317 2009-07-14 Richard Guenther <rguenther@suse.de>
318 Andrey Belevantsev <abel@ispras.ru>
321 * cfgexpand.c (partition_stack_vars): Do not bother to update
322 alias information when not optimizing.
324 2009-07-14 Richard Guenther <rguenther@suse.de>
325 Andrey Belevantsev <abel@ispras.ru>
327 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
328 (pt_solution_set): Likewise.
329 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
330 * tree-ssa-structalias.c (pt_solution_set): New function.
331 * final.c (rest_of_clean_state): Free SSA data structures.
332 * print-rtl.c (print_decl_name): Remove.
333 (print_mem_expr): Implement in terms of print_generic_expr.
334 * alias.c (ao_ref_from_mem): New function.
335 (rtx_refs_may_alias_p): Likewise.
336 (true_dependence): Query alias-export info.
337 (canon_true_dependence): Likewise.
338 (write_dependence_p): Likewise.
339 * tree-dfa.c (get_ref_base_and_extent): For void types leave
341 * emit-rtl.c (component_ref_for_mem_expr): Remove.
342 (mem_expr_equal_p): Use operand_equal_p.
343 (set_mem_attributes_minus_bitpos): Do not use
344 component_ref_for_mem_expr.
345 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
346 (update_alias_info_with_stack_vars): Likewise.
347 (partition_stack_vars): Call update_alias_info_with_stack_vars.
348 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
349 explicitly nor clear stmt operands.
350 Free the decl-to-pointer map.
351 * tree-optimize.c (execute_free_datastructures): Do not free
352 SSA data structures here.
353 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
354 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
355 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
357 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
359 2009-07-13 DJ Delorie <dj@redhat.com>
361 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
362 unrolling at the right iteration count.
364 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
367 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
369 * haifa-sched.c (rank_for_schedule): Introduced flags to
370 enable/disable individual scheduling heuristics.
371 * common.opt: Introduced flags to enable/disable individual
372 heuristics in the scheduler.
373 * doc/invoke.texi: Introduced flags to enable/disable individual
374 heuristics in the scheduler.
376 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
378 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
379 config/i386/mingw-tls.c.
380 * config/i386/mingw-tls.c: Removed.
382 2009-07-13 Ira Rosen <irar@il.ibm.com>
384 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
385 checks access only relevant statements.
386 (vectorizable_reduction): Likewise.
388 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
390 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
391 just for 32-bit case.
393 2009-07-12 Jan Hubicka <jh@suse.cz>
395 PR tree-optimization/40585
396 * except.c (expand_resx_expr): When there already is resume
397 instruction, produce linked list.
398 (build_post_landing_pads): Assert that resume is empty.
399 (connect_post_landing_pads): Handle resume lists.
400 (dump_eh_tree): Dump resume list.
402 2009-07-12 Ira Rosen <irar@il.ibm.com>
404 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
405 with additional argument.
406 * tree-vectorizer.h (enum vect_def_type): Add
407 vect_double_reduction_def.
408 (vect_is_simple_reduction): Add argument.
409 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
411 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
412 vect_is_simple_reduction with additional argument.
413 (vect_analyze_loop_operations): Handle exit phi nodes in case of
415 (reduction_code_for_scalar_code): Handle additional codes by
416 returning ERROR_MARK for them. Fix comment and indentation.
417 (vect_is_simple_reduction): Fix comment, add argument to specify
418 double reduction. Detect double reduction.
419 (get_initial_def_for_induction): Fix indentation.
420 (get_initial_def_for_reduction): Fix comment and indentation.
421 Handle double reduction. Create initial definitions that do not
422 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
423 (vect_create_epilog_for_reduction): Fix comment, add argument to
424 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
425 epilogue result extraction. Create double reduction phi node and
426 replace relevant uses.
427 (vectorizable_reduction): Call vect_is_simple_reduction with
428 additional argument. Fix indentation. Update epilogue code treatment
429 according to the changes in reduction_code_for_scalar_code. Check
430 for double reduction. Call vect_create_epilog_for_reduction with
432 * tree-vect-stmts.c (process_use): Handle double reduction, update
434 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
435 (vect_get_vec_def_for_operand): Likewise.
437 2009-07-12 Danny Smith <dansmister@gmail.com>
439 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
440 dllexport if !TREE_PUBLIC.
441 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
443 2009-07-11 Anatoly Sokolov <aesok@post.ru>
445 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
446 (avr_extra_arch_macro) Remove declatation.
447 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
448 (avr_extra_arch_macro) Declare as static.
449 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
451 2009-07-11 Jan Hubicka <jh@suse.cz>
454 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
456 2009-07-11 Jakub Jelinek <jakub@redhat.com>
459 * dwarf2out.c (dw_fde_struct): Add in_std_section and
460 cold_in_std_section bits.
461 (dwarf2out_begin_prologue): Initialize them.
462 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
463 if already covered by text_section or cold_text_section range.
465 PR rtl-optimization/40667
466 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
467 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
468 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
469 * config/i386/i386.c (ix86_minimum_alignment): New function.
470 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
471 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
472 * emit-rtl.c (gen_reg_rtx): Likewise.
473 * function.c (assign_parms): Likewise. If nominal_type needs
474 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
475 rather than passed_type's alignment.
478 * function.c (assign_parm_setup_stack): Adjust
479 MEM_OFFSET (data->stack_parm) if promoted_mode is different
480 from nominal_mode on big endian.
482 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
484 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
486 2009-07-10 DJ Delorie <dj@redhat.com>
488 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
490 2009-07-10 Mark Mitchell <mark@codesourcery.com>
492 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
494 (thumb2_cbnz): Likewise.
496 2009-07-10 David Daney <ddaney@caviumnetworks.com>
499 * config.gcc (supported_defaults): Add synci.
500 (with_synci): Add validation.
501 (all_defaults): Add synci.
502 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
505 * config/mips/mips.opt (msynci): New option.
506 * config/mips/mips.c (mips_override_options): Warn on use of
507 -msynci for targets that do now support it.
508 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
510 * gcc/doc/invoke.texi (-msynci): Document the new option.
511 * doc/install.texi (--with-synci): Document the new option.
513 2009-07-10 Richard Guenther <rguenther@suse.de>
515 PR tree-optimization/40496
516 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
517 the PHI result with a compatible type.
519 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
523 * c.opt (Wunused-result): New.
524 * doc/invoke.texi: Document it.
525 * c-common.c (c_warn_unused_result): Use it.
527 2009-07-09 DJ Delorie <dj@redhat.com>
529 * targhooks.c (default_target_can_inline_p): Rename from
530 default_target_option_can_inline_p.
531 * targhooks.h (default_target_can_inline_p): Likewise.
532 * target-def.h (TARGET_CAN_INLINE_P): Rename from
533 TARGET_OPTION_CAN_INLINE_P.
534 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
535 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
536 (mep_target_can_inline_p): Rename from
537 mep_target_option_can_inline_p.
540 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
541 registers used to pass vectors.
543 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
545 2009-07-09 Tom Tromey <tromey@redhat.com>
547 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
548 * config/mmix/mmix.c: Include dwarf2.h.
549 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
550 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
551 * config/sh/sh.c: Include dwarf2.h.
552 * config/i386/i386.c: Include dwarf2.h.
553 * Makefile.in (DWARF2_H): Remove 'elf'.
554 * except.c: Include dwarf2.h.
555 * unwind-dw2.c: Include dwarf2.h.
556 * dwarf2out.c: Include dwarf2.h.
557 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
558 * unwind-dw2-fde.c: Include dwarf2.h.
559 * dwarf2asm.c: Include dwarf2.h.
561 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
563 * haifa-sched.c (insn_finishes_cycle_p): New static function.
565 * sched-int.h (struct sched_info: insn_finishes_block_p): New
567 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
568 (region_sched_info): Update.
569 * sched-ebb.c (ebb_sched_info): Update.
570 * modulo-sched.c (sms_sched_info): Update.
571 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
573 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
575 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
577 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
579 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
581 2009-07-09 Jakub Jelinek <jakub@redhat.com>
584 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
585 arg1 with arg01 if arg1 is already INTEGER_CST.
587 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
589 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
590 Transform (and (truncate)) into (truncate (and)).
592 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
594 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
595 creating LHS paradoxical subregs. Fix surrounding returns to
596 use NULL_RTX rather than 0.
598 2009-07-08 DJ Delorie <dj@redhat.com>
600 * config/mep/mep.c: (mep_option_can_inline_p): New.
601 (TARGET_OPTION_CAN_INLINE_P): Define.
603 2009-07-08 Mark Wielaard <mjw@redhat.com>
606 * dwarf2out.c (add_data_member_location_attribute): When we have
607 only a constant offset don't emit a new location description using
608 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
611 2009-07-08 Richard Henderson <rth@redhat.com>
614 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
615 (enum reg_class): Add CLOBBERED_REGS.
616 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
617 * config/i386/i386.c (ix86_conditional_register_usage): Moved
618 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
619 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
620 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
621 force 64-bit sibcalls into R11.
622 * config/i386/constraints.md (U): New constraint.
623 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
624 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
625 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
627 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
629 * basic-block.h (dump_regset, debug_regset): Remove duplicate
631 * c-objc-common.h (c_initialize_diagnostics): Ditto.
632 * ebitmap.h (dump_ebitmap): Ditto.
633 * optabs.h (optab_libfunc): Ditto.
634 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
635 * tree-flow.h (vect_can_force_dr_alignment_p,
636 get_vectype_for_scalar_type): Ditto.
637 (vectorize_loops): Move prototype to ...
638 * tree-vectorizer.h: ... here. Also, adjust comment.
639 (vect_set_verbosity_level): Remove duplicate prototype.
640 * tree-ssa-loop.c: Include tree-vectorizer.h.
641 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
643 2009-07-08 Nick Clifton <nickc@redhat.com>
645 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
648 2009-07-08 DJ Delorie <dj@redhat.com>
650 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
651 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
652 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
654 * config/mep/intrinsics.md: Regenerated.
655 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
656 registers when asm() or calls are detected.
658 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
661 * gimplify.c (gimplify_expr): Propagate no_warning flag when
663 * gimple (gimple_build_call_from_tree): Likewise.
664 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
665 no_warning flag before warning.
667 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
669 * tree.c (set_expr_locus): Remove.
670 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
671 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
673 * gimplify.c (internal_get_tmp_var): Likewise.
674 (gimplify_call_expr): Likewise.
675 (gimplify_one_sizepos): Likewise.
677 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
680 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
681 to variables for debugging purposes.
683 2009-06-23 Mark Loeser <mark@halcy0n.com>
686 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
688 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
690 * pretty-print.c (pp_base_format): Remove %J.
691 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
692 gcc_cxxdiag_char_table): Likewise.
693 (init_dynamic_diag_info): Likewise.
695 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
697 * pretty-print.c (pp_base_format): Remove %H.
698 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
699 gcc_cxxdiag_char_table): Likewise.
700 (init_dynamic_diag_info): Likewise.
701 * config/mep/mep.c (mep_select_section): Likewise.
703 2009-07-07 Duncan Sands <baldrick@free.fr>
705 * final.c (pass_clean_state): Give the pass a name.
706 * passes.c (pass_rest_of_compilation): Likewise.
707 * tree-optimize.c (pass_all_optimizations): Likewise.
709 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
711 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
712 an extra 'decl' for error_at.
714 2009-07-07 Jakub Jelinek <jakub@redhat.com>
717 * tree-tailcall.c (adjust_return_value_with_ops,
718 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
719 if it has complex or vector type.
721 2009-07-07 Olivier Hainque <hainque@adacore.com>
723 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
726 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
728 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
730 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
732 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
733 * c-decl.c: Likewise.
734 * function.c: Likewise.
735 * varasm.c: Likewise.
736 * tree-ssa.c: Likewise.
737 * c-common.c: Likewise.
738 * tree-cfg.c: Likewise.
739 * config/spu/spu.c: Likewise.
740 * config/ia64/ia64.c: Likewise.
741 * config/v850/v850.c: Likewise.
743 2009-07-06 DJ Delorie <dj@redhat.com>
745 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
746 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
747 unspecified accesses to control registers.
748 * config/mep/intrinsics.md: Regenerate.
749 * config/mep/intrinsics.h: Regenerate.
750 * config/mep/mep-intrin.h: Regenerate.
752 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
754 * c-lex.c: Replace %H by an explicit location. Update all calls.
755 * c-common.c: Likewise.
756 * c-decl.c: Likewise.
757 * c-typeck.c: Likewise.
758 * fold-const.c: Likewise.
759 * gimplify.c: Likewise.
761 * tree-cfg.c: Likewise.
762 * tree-ssa-loop-niter.c: Likewise.
763 * tree-vrp.c: Likewise.
764 * value-prof.c: Likewise.
766 2009-07-06 Diego Novillo <dnovillo@google.com>
768 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
769 if it has one. Handle cases where VAR does not have an
770 annotation or cfun is NULL.
772 2009-07-06 Diego Novillo <dnovillo@google.com>
774 * tree.c: Include debug.h.
775 (initialize_tree_contains_struct): New.
776 (init_ttree): Call it.
777 (tree_node_structure_for_code): Factor out of ...
778 (tree_node_structure): ... here.
779 * treestruct.def (TS_PHI_NODE): Remove.
780 (TS_GIMPLE_STATEMENT): Remove.
782 2009-07-06 Diego Novillo <dnovillo@google.com>
784 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
785 (debug_tree_chain): Handle cycles.
787 2009-07-06 Nick Clifton <nickc@redhat.com>
788 DJ Delorie <dj@redhat.com>
790 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
791 __FMOVD_ENABLED__ is defined.
793 (TARGET_FMOVD): Provide a default definition.
794 (MASK_FMOVD): Likewise.
795 (TARGET_CPU_CPP_BUILTINS): Define
796 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
797 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
798 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
799 (split for DF load from memory into register): Also handle
800 MEMs which consist of REG+DISP addressing.
801 (split for DF store from register to memory): Likewise.
802 (movsf_ie): Always use single fp_mode.
803 * config/sh/sh.c (sh_override_options): Do not automatically
804 enable TARGET_MOVD for the SH2A when supporting doubles - leave
805 that to the -mfmovd command line switch.
806 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
807 (fldi_ok): Always allow.
808 * config/sh/sh.opt (mfmovd): Remove this switch.
809 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
811 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
812 Kaz Kojima <kkojima@gcc.gnu.org>
814 PR rtl-optimization/30807
815 * postreload.c (reload_combine): For every new use of REG_SUM,
816 record the use of BASE.
818 2009-07-06 Jan Hubicka <jh@suse.cz>
820 * params.def: Revert my accidental commit at 2009-06-30.
822 2009-07-04 Ian Lance Taylor <iant@google.com>
825 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
827 (mingw_format_attribute_overrides): Likewise.
829 2009-07-04 Jakub Jelinek <jakub@redhat.com>
832 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
833 don't check cfa.reg. Instead of cfa.indirect use
834 fde && fde->drap_reg != INVALID_REGNUM test.
836 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
838 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
840 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
843 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
845 2009-07-03 Richard Guenther <rguenther@suse.de>
847 PR tree-optimization/40640
848 * tree-switch-conversion.c (build_arrays): Perform arithmetic
851 2009-07-03 Jan Hubicka <jh@suse.cz>
853 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
854 for size, reduce amount of inlining.
856 2009-07-03 Richard Guenther <rguenther@suse.de>
859 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
860 if t +- x is known to not overflow and the conversion widens the
862 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
864 2009-07-03 Jan Hubicka <jh@suse.cz>
866 * ipa-pure-const.c (analyze): Update loop optimizer init.
867 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
868 try_remove_empty_loop, remove_empty_loops): Remove.
869 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
870 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
871 to mark regular loops as neccesary.
872 (degenerate_phi_p): New function.
873 (propagate_necessity, remove_dead_phis): Use it.
874 (forward_edge_to_pdom): Likewise.
875 (eliminate_unnecessary_stmts): Take care to remove uses of results of
876 virtual PHI nodes that became unreachable.
877 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
878 * tree-flow.h (remove_empty_loops): Remove.
879 * passes.c (init_optimization_passes): Remove.
881 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
883 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
885 (*fix_trunc<mode>_i387_1): Ditto.
886 (*floathi<mode>2_1): Ditto.
887 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
889 (*fist<mode>2_1): Ditto.
890 (frndintxf2_floor): Ditto.
891 (*fist<mode>2_floor_1): Ditto.
892 (frndintxf2_ceil): Ditto.
893 (*fist<mode>2_ceil_1): Ditto.
894 (frndintxf2_trunc): Ditto.
895 (frndintxf2_mask_pm): Ditto.
896 (fxam<mode>2_i387_with_temp): Ditto.
897 * config/i386/sse.md (mulv16qi3): Ditto.
898 (*sse2_mulv4si3): Ditto.
900 (sse4_2_pcmpestr): Ditto.
901 (sse4_2_pcmpistr): Ditto.
903 2009-07-03 Jan Hubicka <jh@suse.cz>
905 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
906 (mark_stmt_necessary): Set it.
907 (mark_operand_necessary): Set it.
908 (mark_control_dependent_edges_necessary): Set it.
909 (mark_virtual_phi_result_for_renaming): New function.
910 (get_live_post_dom): New function.
911 (forward_edge_to_pdom): New function.
912 (remove_dead_stmt): Fix handling of control dependences.
913 (tree_dce_init): Init new bitmap.
914 (tree_dce_done): Free it.
916 2009-07-02 Richard Guenther <rguenther@suse.de>
919 * tree-ssa-structalias.c (new_var_info): Initialize
922 2009-07-02 Jan Hubicka <jh@suse.cz>
924 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
927 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
929 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
930 instead of recomputing it. Adjust calls.
931 (emit_store_flag): Adjust recursive calls.
933 2009-07-02 Richard Guenther <rguenther@suse.de>
935 * tree-ssa-live.c (remove_unused_locals): Do not remove
937 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
938 of DECL_EXTERNAL for HEAP variables.
939 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
940 HEAP variables. Do not adjust RESTRICT vars.
941 (find_what_var_points_to): Nobody cares if something
944 2009-07-02 Ben Elliston <bje@au.ibm.com>
946 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
947 pc_low and pc_high declarations to the top of the function.
949 2009-07-01 DJ Delorie <dj@redhat.com>
951 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
953 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
954 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
955 unspecified accesses to control registers.
956 * config/mep/intrinsics.md: Regenerate.
957 * config/mep/intrinsics.h: Regenerate.
958 * config/mep/mep-intrin.h: Regenerate.
960 2009-07-01 Anthony Green <green@moxielogic.com>
962 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
963 instruction when possible.
964 (moxie_expand_prologue): Ditto. Also, save an instruction and
965 some complexity by popping off of $r12 instead of $sp.
966 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
969 2009-07-01 Richard Henderson <rth@redhat.com>
972 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
973 contained no insns, reposition note before last insn.
975 2009-07-01 Richard Henderson <rth@redhat.com>
978 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
979 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
981 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
984 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
985 darwin9 for printing reg addresses with %y.
987 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
989 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
990 truncation from operands in binary operations.
992 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
995 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
996 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
997 subreg of op0 to the original op0.
999 * expmed.c (store_bit_field_1): Use a temporary as the destination
1000 instead of a paradoxical subreg when we need to truncate the result.
1002 2009-07-01 DJ Delorie <dj@redhat.com>
1004 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
1005 names to VLIW variants.
1006 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
1007 * config/mep/intrinsics.md: Regenerate.
1008 * config/mep/intrinsics.h: Regenerate.
1009 * config/mep/mep-intrin.h: Regenerate.
1011 2009-07-01 Jakub Jelinek <jakub@redhat.com>
1014 * jump.c (returnjump_p): Revert last patch.
1015 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
1017 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1020 * pa.md (casesi32p): Use jump table label to determine the offset
1022 (casesi64p): Likewise.
1024 * pa.c (forward_branch_p): Return bool type. Use instruction
1025 addresses when available. Assert that INSN has a jump label.
1026 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
1029 2009-07-01 Richard Guenther <rguenther@suse.de>
1031 PR tree-optimization/19831
1032 * tree-ssa-dce.c (propagate_necessity): Calls to functions
1033 that only act as barriers do not make any previous stores necessary.
1034 * tree-ssa-structalias.c (handle_lhs_call): Delay making
1035 HEAP variables global, do not add a constraint from nonlocal.
1036 (find_func_aliases): Handle escapes through return statements.
1037 (compute_points_to_sets): Make escaped HEAP variables global.
1039 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
1042 * expmed.c (emit_store_flag): Perform a conversion if necessary,
1043 after reducing a DImode cstore to SImode.
1045 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
1047 * expr.c (expand_expr_real_1): Reinstate fallthrough to
1048 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
1050 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
1052 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
1053 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
1055 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
1056 and umod_optab if TARGET_BSD_DIVMOD.
1057 * config/vax/lib1funcs.asm: New file.
1058 * config/vax/t-linux: New file.
1059 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
1061 2009-06-30 Jakub Jelinek <jakub@redhat.com>
1064 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
1065 to type arguments that have void type.
1068 * dwarf2out.c (gen_formal_parameter_die): Call
1069 equate_decl_number_to_die if node is different from origin.
1071 2009-06-30 Anthony Green <green@moxielogic.com>
1073 Clean up moxie port for --enable-build-with-cxx.
1074 * config/moxie/moxie.c (moxie_function_value): First two
1075 parameters are const_tree, not tree.
1076 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
1077 (REG_CLASS_NAMES): Ditto.
1078 (REGNO_REG_CLASS): Ditto.
1079 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
1080 (moxie_function_value): Fix constyness of arguments.
1082 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
1084 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
1085 finalize_size_functions before further processing.
1086 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
1087 (variable_size): Call self_referential_size on size expressions
1088 that contain a PLACEHOLDER_EXPR.
1089 (size_functions): New static variable.
1090 (copy_self_referential_tree_r): New static function.
1091 (self_referential_size): Likewise.
1092 (finalize_size_functions): New global function.
1093 * tree.c: Include tree-inline.h.
1094 (push_without_duplicates): New static function.
1095 (find_placeholder_in_expr): New global function.
1096 (substitute_in_expr) <tcc_declaration>: Return the replacement object
1098 <tcc_expression>: Likewise.
1099 <tcc_vl_exp>: If the replacement object is a constant, try to inline
1100 the call in the expression.
1101 * tree.h (finalize_size_functions): Declare.
1102 (find_placeholder_in_expr): Likewise.
1103 (FIND_PLACEHOLDER_IN_EXPR): New macro.
1104 (substitute_placeholder_in_expr): Update comment.
1105 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
1107 (copy_tree_body_r): Likewise.
1108 (copy_tree_body): New static function.
1109 (maybe_inline_call_in_expr): New global function.
1110 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
1111 (maybe_inline_call_in_expr): Declare.
1112 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
1113 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
1116 2009-06-30 Richard Guenther <rguenther@suse.de>
1118 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
1120 (propagate_necessity): Do not mark reaching defs of stores
1123 2009-06-30 Jan Hubicka <jh@suse.cz>
1125 * cfgloopanal.c (check_irred): Move into ...
1126 (mark_irreducible_loops): ... here; return true if ireducible
1128 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
1129 (analyze_function): Try to prove loop finiteness.
1130 * cfgloop.h (mark_irreducible_loops): Update prototype.
1131 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
1133 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
1135 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
1137 2009-06-30 Ira Rosen <irar@il.ibm.com>
1139 PR tree-optimization/40542
1140 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
1143 2009-06-30 Martin Jambor <mjambor@suse.cz>
1145 PR tree-optimization/40582
1146 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
1147 than useless_type_conversion_p.
1148 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
1151 2009-06-30 Martin Jambor <mjambor@suse.cz>
1154 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
1156 2009-06-30 Richard Guenther <rguenther@suse.de>
1158 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
1159 use ao_ref references.
1160 (walk_aliased_vdefs): Likewise.
1161 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
1162 * tree-ssa-dce.c (struct ref_data): Remove.
1163 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
1164 (mark_aliased_reaching_defs_necessary): Adjust.
1165 (mark_all_reaching_defs_necessary_1): Likewise.
1167 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
1170 * expmed.c (emit_cstore): New name of emit_store_flag_1.
1171 (emit_store_flag_1): Extract from emit_store_flag, adjust
1172 calls to (what now is) emit_cstore.
1173 (emit_store_flag): Call emit_store_flag_1 and also use it
1174 for what used to be recursive calls.
1176 2009-06-30 Wei Guozhi <carrot@google.com>
1179 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
1180 if the target bb post dominates from bb.
1181 * config/i386/i386.c (memory_address_length): Check existence of base
1182 register before using it.
1184 2009-06-30 Nick Clifton <nickc@redhat.com>
1185 DJ Delorie <dj@redhat.com>
1187 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
1188 __FMOVD_ENABLED__ is defined.
1190 (TARGET_FMOVD): Provide a default definition.
1191 (MASK_FMOVD): Likewise.
1192 (TARGET_CPU_CPP_BUILTINS): Define
1193 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
1194 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
1195 two fmov instructions depending upon whether TARGET_FMOVD is
1197 (split for DF load from memory into register): Also handle
1198 MEMs which consist of REG+DISP addressing.
1199 (split for DF store from register to memory): Likewise.
1200 * config/sh/sh.opt (mfmovd): Remove this switch.
1201 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
1202 * config/sh/sh.c (sh_override_options): Do not automatically
1203 enable TARGET_MOVD for the SH2A when supporting doubles - leave
1204 that to the -mfmovd command line switch.
1206 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
1208 (fldi_ok): Always allow.
1209 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
1211 2009-06-29 DJ Delorie <dj@redhat.com>
1213 * doc/install.texi (mep-x-elf): Correct chip's full name.
1215 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
1217 * doc/extend.texi: Fix typo.
1219 2009-06-29 Tom Tromey <tromey@redhat.com>
1222 * Makefile.in (DWARF2_H): New variable.
1224 (dwarf2out.o): Likewise.
1225 (dwarf2asm.o): Likewise.
1226 * config/i386/t-i386: Use DWARF2_H.
1227 * except.c: Include elf/dwarf2.h.
1228 * unwind-dw2.c: Include elf/dwarf2.h.
1229 * dwarf2out.c: Include elf/dwarf2.h.
1230 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
1231 <dtprel>: New field.
1232 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
1233 (size_of_loc_descr): Likewise.
1234 (output_loc_operands_raw): Likewise.
1235 (output_loc_operands): Handle new dtprel field.
1236 (loc_checksum): Update.
1237 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
1238 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
1239 * unwind-dw2-fde.c: Include elf/dwarf2.h.
1240 * dwarf2asm.c: Include elf/dwarf2.h.
1241 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
1242 * config/mmix/mmix.c: Include elf/dwarf2.h.
1243 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
1244 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
1245 * config/sh/sh.c: Include elf/dwarf2.h.
1246 * config/i386/i386.c: Include elf/dwarf2.h.
1248 2009-06-29 DJ Delorie <dj@redhat.com>
1250 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
1252 * doc/extend.texi: Add MeP attributes and pragmas.
1253 * doc/invoke.text: Add MeP Options.
1254 * doc/contrib.texi: Add MeP contribution.
1255 * doc/md.texi: Add MeP constraints.
1256 * doc/install.texi: Add MeP target.
1258 2009-06-30 Anatoly Sokolov <aesok@post.ru>
1260 * target.h (struct gcc_target): Add frame_pointer_required field.
1261 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
1262 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
1263 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
1265 * reload1.c (update_eliminables): (Ditto.).
1266 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
1267 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
1268 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
1270 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
1272 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
1273 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1274 (arm_frame_pointer_required): New function.
1276 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
1277 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1278 (avr_frame_pointer_required_p): Declare as static.
1279 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
1281 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
1282 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1283 (bfin_frame_pointer_required): Make as static, change return type
1285 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
1287 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
1288 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1289 (cris_frame_pointer_required): New function.
1291 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
1293 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
1294 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1295 (fr30_frame_pointer_required): New function.
1297 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
1298 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1299 (frv_frame_pointer_required): Make as static, change return type
1301 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
1303 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
1304 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1305 (ix86_frame_pointer_required): Make as static, change return type to
1307 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
1309 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
1310 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1312 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
1314 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
1316 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
1318 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
1319 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1320 (mips_frame_pointer_required): Make as static.
1321 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
1323 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
1324 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1325 (mmix_frame_pointer_required): Mew function.
1327 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
1328 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1330 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
1332 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
1334 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
1336 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
1337 (CAN_ELIMINATE): Redefine.
1338 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1339 (sparc_frame_pointer_required): New function.
1340 (sparc_can_eliminate): New function.
1341 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
1343 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
1344 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1346 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
1347 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1348 (xtensa_frame_pointer_required): Make as static, change return type
1350 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
1353 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
1355 * doc/plugins.texi: Document PLUGIN_START_UNIT.
1356 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
1357 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
1358 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
1359 (register_callback): Handle PLUGIN_START_UNIT.
1360 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
1362 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
1364 * tree.c (process_call_operands): Propagate TREE_READONLY from the
1366 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
1367 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
1369 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
1371 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
1374 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
1376 * doc/extend.texi (Additional Floating Types): __float128 is also
1377 supported on i386 targets.
1379 2009-06-29 Richard Guenther <rguenther@suse.de>
1382 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
1384 (pt_solutions_same_restrict_base): Declare.
1385 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
1387 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
1388 (make_constraint_from, make_copy_constraint): Move earlier.
1389 (make_constraint_from_heapvar): New function.
1390 (make_constraint_from_restrict): Likewise.
1391 (handle_lhs_call): Use it.
1392 (find_func_aliases): Use it to track conversions to restrict
1394 (struct fieldoff): Add only_restrict_pointers flag.
1395 (push_fields_onto_fieldstack): Initialize it.
1396 (create_variable_info_for): Track global restrict qualified pointers.
1397 (intra_create_variable_infos): Use make_constraint_from_heapvar.
1398 Track restrict qualified pointer arguments.
1399 (set_uids_in_ptset): Use varinfo is_global_var flag.
1400 (find_what_var_points_to): Set the vars_contains_restrict flag.
1401 Always create the points-to solution for sets including restrict tags.
1402 (pt_solutions_same_restrict_base): New function.
1403 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
1404 qualified pointers use pt_solutions_same_restrict_base as
1405 additional source for disambiguation.
1407 2009-06-29 Richard Guenther <rguenther@suse.de>
1410 * alias.c (find_base_decl): Remove.
1411 (get_deref_alias_set_1): Remove restrict handling.
1412 * c-common.c (c_apply_type_quals_to_decl): Do not set
1413 DECL_POINTER_ALIAS_SET.
1414 * gimplify.c (find_single_pointer_decl_1): Remove.
1415 (find_single_pointer_decl): Likewise.
1416 (internal_get_tmp_var): Remove restrict handling.
1417 (gimple_regimplify_operands): Likewise.
1418 * omp-low.c (expand_omp_atomic_pipeline): Do not set
1419 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
1420 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
1421 * tree.c (restrict_base_for_decl): Remove.
1422 (init_ttree): Do not allocate it.
1423 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
1424 LABEL_DECL_UID for label decls.
1425 (copy_node_stat): Do not copy restrict information.
1426 (decl_restrict_base_lookup): Remove.
1427 (decl_restrict_base_insert): Likewise.
1428 (print_restrict_base_statistics): Likewise.
1429 (dump_tree_statistics): Do not call print_restrict_base_statistics.
1430 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
1431 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
1432 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
1433 (LABEL_DECL_UID): Adjust.
1434 (DECL_BASED_ON_RESTRICT_P): Remove.
1435 (DECL_GET_RESTRICT_BASE): Likewise.
1436 (SET_DECL_RESTRICT_BASE): Likewise.
1437 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
1439 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
1440 instead of DECL_POINTER_ALIAS_SET.
1441 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
1442 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
1443 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
1445 2009-06-29 Richard Guenther <rguenther@suse.de>
1447 PR tree-optimization/40579
1448 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
1449 the IL to simplify has constants that overflowed.
1451 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
1453 PR tree-optimization/40550
1454 * tree-vect-generic.c (expand_vector_operations_1): Compute in
1455 vector_compute_type only when the size of vector_compute_type is
1456 less than the size of type.
1458 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
1460 * fold-const.c (contains_label_1): Fix comments.
1461 (contains_label_p): Do not walk trees multiple time.
1463 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1465 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
1466 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
1467 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
1468 ix86_fp_comparison_operator.
1469 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
1470 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
1471 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
1472 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
1473 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
1474 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
1475 (related splits): Change predicate to ix86_fp_comparison_operator.
1476 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
1477 instead of ix86_fp_comparison_codes.
1478 (ix86_trivial_fp_comparison_operator,
1479 ix86_fp_comparison_operator): New.
1480 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
1481 (ix86_expand_compare): Eliminate last two parameters.
1482 (ix86_fp_jump_nontrivial_p): Kill.
1483 * config/i386/i386.c (put_condition_code): Eliminate call to
1484 ix86_fp_comparison_codes and subsequent assertion.
1485 (ix86_fp_comparison_codes): Eliminate.
1486 (ix86_fp_swap_condition): New.
1487 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
1488 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
1489 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
1490 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
1491 and ix86_fp_swap_condition.
1492 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
1493 Use ix86_fp_comparison_strategy.
1494 (ix86_expand_compare): Likewise. Eliminate last two arguments.
1495 (ix86_fp_jump_nontrivial_p): Eliminate.
1496 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
1497 call to ix86_expand_compare.
1498 (ix86_split_fp_branch, ix86_expand_setcc,
1499 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
1500 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
1502 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1504 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
1505 related to jump_clobbers.
1506 * config/arm/arm.md (conds): Remove jump_clob case.
1507 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
1508 splits): Change comparison_operator to arm_comparison_operator.
1509 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
1512 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1514 * dojump.c (do_compare_rtx_and_jump): Try swapping the
1515 condition for floating point modes.
1516 * expmed.c (emit_store_flag_1): Move here a bigger part
1518 (emit_store_flag): Try swapping the condition for floating point
1520 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
1522 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1524 * expr.c (expand_expr_real_1): Just use do_store_flag.
1525 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
1526 emit_store_flag_force.
1527 * expmed.c (emit_store_flag_force): Copy here trick
1528 previously in expand_expr_real_1. Try reversing the comparison.
1529 (emit_store_flag_1): Work if target is NULL.
1530 (emit_store_flag): Work if target is NULL, using the result mode
1531 from the comparison. Use split_comparison, restructure final part
1532 to simplify conditionals.
1534 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1536 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
1537 * dojump.c (do_jump): Change handling of floating-point
1538 ops to use just do_compare_and_jump.
1539 (split_comparison): New.
1540 (do_compare_rtx_and_jump): Add here logic coming previously
1541 in do_jump, using split_comparison.
1543 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
1546 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
1548 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1550 * tree-ssa-alias.c: Fix unintentional commit.
1552 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1554 * passes.c (execute_one_pass): Fix unintentional commit.
1556 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1558 * df-problems.c (df_set_seen, df_unset_seen): Delete.
1559 (df_rd_local_compute, df_md_local_compute): Inline them.
1561 (df_md_scratch): New.
1562 (df_md_alloc, df_md_free): Allocate/free it.
1563 (df_md_local_compute): Only include live registers in init.
1564 (df_md_transfer_function): Prune the in-set computed by
1565 the confluence function, and the gen-set too.
1567 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1569 PR rtl-optimization/26854
1570 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
1571 * df-problems.c (df_rd_add_problem): Fix comment.
1572 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
1573 df_md_simulate_artificial_defs_at_top,
1574 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
1575 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
1576 df_md_transfer_function, df_md_init, df_md_confluence_0,
1577 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
1578 problem_MD, df_md_add_problem): New.
1579 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
1580 df_md_get_bb_info): New.
1581 (DF_LAST_PROBLEM_PLUS1): Adjust.
1583 * Makefile.in (fwprop.o): Include domwalk.h.
1584 * fwprop.c: Include domwalk.h.
1585 (reg_defs, reg_defs_stack): New.
1586 (bitmap_only_bit_between): Remove.
1587 (process_defs): New.
1588 (process_uses): Use reg_defs and local_md instead of
1589 bitmap_only_bit_between and local_rd.
1590 (single_def_use_enter_block): New, from build_single_def_use_links.
1591 (single_def_use_leave_block): New.
1592 (build_single_def_use_links): Remove code moved to
1593 single_def_use_enter_block, invoke domwalk.
1594 (use_killed_between): Adjust comment.
1596 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1598 * bitmap.h (bitmap_ior_and_into): New.
1599 * bitmap.c (bitmap_ior_and_into): New.
1601 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1603 * domwalk.h (struct dom_walk_data): Remove all callbacks except
1604 before_dom_children_before_stmts and after_dom_children_after_stmts.
1605 Rename the two remaining callbacks to just before_dom_children and
1606 after_dom_children. Remove other GIMPLE statement walking bits.
1607 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
1608 * graphite.c: Do not include domwalk.h.
1609 * tree-into-ssa.c (interesting_blocks): New global.
1610 (struct mark_def_sites_global_data): Remove it and names_to_rename.
1611 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
1612 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
1613 now that they're not domwalk callbacks.
1614 (rewrite_initialize_block): Rename to...
1615 (rewrite_enter_block): ... this, place after called functions. Test
1616 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
1617 (rewrite_finalize_block): Rename to...
1618 (rewrite_leave_block): ... this, place after called functions.
1619 (rewrite_update_init_block): Rename to...
1620 (rewrite_update_enter_block): ... this, place after called functions.
1621 Test interesting_blocks, call rewrite_update_stmt and
1622 rewrite_update_phi_arguments.
1623 (rewrite_update_fini_block): Rename to...
1624 (rewrite_leave_block): ... this, place after called functions.
1625 (rewrite_blocks): Remove last argument, simplify initialization of
1627 (mark_def_sites_initialize_block): Rename to...
1628 (mark_def_sites_block): ... this, call mark_def_sites.
1629 (mark_def_sites_blocks): Remove argument, simplify initialization of
1631 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
1632 (update_ssa): Likewise.
1633 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
1635 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
1636 (dom_opt_initialize_block): Rename to...
1637 (dom_opt_enter_block): ... this, place after called functions. Walk
1638 statements here, inline propagate_to_outgoing_edges.
1639 (dom_opt_finalize_block): Rename to...
1640 (dom_opt_leave_block): ... this, place after called functions.
1641 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
1643 (dse_enter_block, dse_record_phi): New.
1644 (dse_record_phis): Delete.
1645 (dse_finalize_block): Rename to...
1646 (dse_leave_block): ... this.
1647 (tree_ssa_dse): Simplify initialization of walk_data.
1648 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
1649 Adjust initialization of walk_data.
1650 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
1651 * tree-ssa-loop-phiopt.c (get_non_trapping):
1652 Adjust initialization of walk_data.
1653 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
1654 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
1655 it's not a domwalk callback.
1656 (uncprop_initialize_block): Rename to...
1657 (dse_enter_block): ... this, call uncprop_into_successor_phis.
1658 (dse_finalize_block): Rename to...
1659 (dse_leave_block): ... this.
1660 (tree_ssa_uncprop): Simplify initialization of walk_data.
1661 * Makefile.in: Adjust dependencies.
1663 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
1665 * arm.md (casesi): Fix test for Thumb1.
1666 (thumb1_casesi_internal_pic): Likewise.
1667 (thumb1_casesi_dispatch): Likewise.
1669 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
1671 * config/arm/arm-cores.def: Added core cortex-m0.
1672 * config/arm/arm-tune.md: Regenerated.
1673 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
1675 2009-06-26 DJ Delorie <dj@redhat.com>
1677 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
1679 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
1680 the scheduler doesn't tag jump insns.
1682 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
1684 * c-decl.c (merge_decls): Re-indent.
1686 2009-06-26 Janis Johnson <janis187@us.ibm.com>
1689 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
1690 Special-case decimal float constants.
1692 2009-06-26 Richard Henderson <rth@redhat.com>
1694 * function.h (struct function): Add cannot_be_copied_reason,
1695 and cannot_be_copied_set.
1696 * tree-inline.c (has_label_address_in_static_1): Rename from
1697 inline_forbidden_p_2; don't set inline_forbidden_reason here.
1698 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
1699 don't set inline_forbidden_reason.
1700 (copy_forbidden): New function, split out of inline_forbidden_p.
1701 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
1702 (inline_forbidden_p): Use copy_forbidden.
1703 (tree_versionable_function_p): Likewise.
1704 (inlinable_function_p): Merge into tree_inlinable_function_p.
1705 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
1706 * ipa-cp.c (ipcp_versionable_function_p): New function.
1707 (ipcp_cloning_candidate_p): Use it.
1708 (ipcp_node_modifiable_p): Likewise.
1710 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
1712 * builtins.c (expand_builtin_alloca): Handle builtin alloca
1713 that is marked not to be inlined. Remove flag_mudflap use.
1714 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
1715 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
1717 2009-06-26 Steve Ellcey <sje@cup.hp.com>
1720 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
1721 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
1723 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
1725 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
1727 (__mingwthr_remove_key_dtor): Likewise.
1729 2009-06-26 Richard Guenther <rguenther@suse.de>
1731 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
1733 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
1736 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
1737 try the non-cond_exec path also.
1739 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1742 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
1743 (output_cbranch): Use new functions.
1744 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
1747 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
1748 Pat Haugen <pthaugen@us.ibm.com>
1749 Revital Eres <ERES@il.ibm.com>
1751 * config/rs6000/rs6000.c (print_operand): Correct lossage message
1752 for %c error. Add %x support to print VSX registers as a unified
1753 register set, instead of separate float and altivec registers.
1754 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
1755 %y case, and add support for VSX pre-modify addresses.
1756 (output_toc): Add assert for CONST containing an integer constant
1758 (rs6000_adjust_cost): Add POWER7 support.
1759 (insn_must_be_first_in_group): Ditto.
1760 (insn_must_be_last_in_group): Ditto.
1761 (rs6000_emit_popcount): Ditto.
1762 (rs6000_vector_mode_supported_p): Ditto.
1764 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
1765 Change some of the functions called by macros to being called
1766 through a pointer, so debug functions can be inserted if
1767 -mdebug=addr or -mdebug=cost.
1768 (rs6000_preferred_reload_class_ptr): Ditto.
1769 (rs6000_secondary_reload_class_ptr): Ditto.
1770 (rs6000_secondary_memory_needed_ptr): Ditto.
1771 (rs6000_cannot_change_mode_class_ptr): Ditto.
1772 (rs6000_secondary_reload_inner): Ditto.
1773 (rs6000_legitimize_reload_address): Ditto.
1774 (rs6000_legitimize_reload_address_ptr): Ditto.
1775 (rs6000_mode_dependent_address): Ditto.
1776 (rs6000_mode_dependent_address_ptr): Ditto.
1778 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
1779 function to return true if the mode allows reg + integer
1781 (virtual_stack_registers_memory_p): New function to return true if
1782 the address refers to a virtual stack register.
1783 (rs6000_legitimate_offset_address_p): Move code to say whether a
1784 mode supports reg+int addressing to reg_offset_addressing_ok_p and
1786 (rs6000_legitimate_address_p): Add checks for modes that only can
1787 do reg+reg addressing. Start adding VSX support.
1788 (rs6000_legitimize_reload_address): Ditto.
1789 (rs6000_legitimize_address): Ditto.
1790 (rs6000_debug_legitimate_address_p): New debug functions for
1791 -mdebug=addr and -mdebug=cost.
1792 (rs6000_debug_rtx_costs): Ditto.
1793 (rs6000_debug_address_costs): Ditto.
1794 (rs6000_debug_adjust_cost): Ditto.
1795 (rs6000_debug_legitimize_address): Ditto.
1796 (rs6000_legitimize_reload_address_ptr): Point to call normal
1797 function or debug function. Make functions called via pointer
1799 (rs6000_mode_dependent_address_ptr): Ditto.
1800 (rs6000_secondary_reload_class_ptr): Ditto.
1801 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
1802 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
1803 into a friendlier error.
1804 (rs6000_init_builtins): Add initial VSX support.
1805 (rs6000_adjust_cost): Fix some spacing issues.
1807 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
1808 (REG_CLASS_NAMES): Ditto.
1809 (REG_CLASS_CONTENTS): Ditto.
1810 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
1811 pointer, to add -mdebug=addr support.
1812 (CANNOT_CHANGE_MODE_CLASS): Ditto.
1813 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
1814 -mdebug=addr support.
1815 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
1816 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
1817 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
1819 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
1821 (bswapsi*): Set attribute types for load/store. Add combiner
1822 patterns to eliminate zero extend on 64-bit.
1823 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
1824 stdbrx if the hardware supports those instructions.
1826 2009-06-25 Ian Lance Taylor <iant@google.com>
1828 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
1829 (Link Options): Document -static-libstdc++.
1831 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
1834 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
1835 DATA_ALIGNMENT instead.
1837 2009-06-25 Richard Guenther <rguenther@suse.de>
1839 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
1840 indirect references against the callused/escaped solutions.
1841 (call_may_clobber_ref_p_1): Likewise.
1843 2009-06-25 Martin Jambor <mjambor@suse.cz>
1845 PR tree-optimization/40493
1846 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
1847 (enum unscalarized_data_handling): New type.
1848 (handle_unscalarized_data_in_subtree): Return what has been done.
1849 (load_assign_lhs_subreplacements): Handle left flushes differently.
1850 (sra_modify_assign): Use unscalarized_data_handling, simplified
1851 condition determining whether to remove the statement.
1853 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
1855 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
1856 excerpt - @ should be doubled for texinfo.
1858 2009-06-24 Ian Lance Taylor <iant@google.com>
1860 * config/arc/arc.c: Include "df.h".
1861 (arc_attribute_table): Make static. Move higher in file.
1862 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
1863 (output_shift): Initialize n later to avoid warning.
1864 * config/arm/arm.c (arm_attribute_table): Make static. Move
1866 * config/avr/avr.c (avr_attribute_table): Make static. Move
1868 (reg_class_tab): Change array type from int to enum reg_class.
1869 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
1871 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
1872 (lshrhi3_out): Likewise.
1873 (class_likely_spilled_p): Change return type to bool.
1874 (avr_rtx_costs): Use local code variable with enum type.
1875 * config/avr/avr.md (movmemhi): Use add_reg_note.
1876 (andhi3, andsi3): Don't use AS2 with "and".
1877 (iorhi3, iorsi3): Don't use AS2 with "or".
1878 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
1879 * config/crx/crx.c: Include "df.h".
1880 (crx_attribute_table): Make static.
1881 * config/m32r/m32r.c: Include "df.h".
1882 (m32r_attribute_table): Make static. Move higher in file.
1883 (pop): Use add_reg_note.
1884 (block_move_call): Change 0 to LCT_NORMAL in function call.
1885 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
1886 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
1887 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
1888 declare, not just when TREE_CODE is defined.
1889 * config/m68hc11/m68hc11.c: Include "expr.h".
1890 (m68hc11_attribute_table): Make static. Move higher in file.
1891 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
1893 (m68hc11_register_indirect_p): Likewise.
1894 (m68hc11_function_arg_padding): Change return type to enum
1896 (emit_move_after_reload): Use add_reg_note.
1897 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
1898 (m68hc11_split_logical): Likewise.
1899 (m68hc11_rtx_costs): Add local code_and outer_code variables with
1901 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
1902 to VOIDmode in function call.
1903 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
1905 (m68hc11_split_logical): Update declaration.
1906 (m68hc11_function_arg_padding): Update declaration.
1907 * config/mcore/mcore.c (regno_reg_class): Change form array of int
1908 to array of enum reg_class.
1909 (mcore_attribute_table): Make static. Move higher in file.
1910 (mcore_rtx_costs): Add cast to enum type.
1911 * config/mcore/mcore.h (regno_reg_class): Update declaration.
1912 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
1913 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
1915 * config/sh/predicates.md (trapping_target_operand): Rename and to
1917 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
1919 * config/spu/spu.c (spu_attribute_table): Make static. Move
1921 * config/v850/v850.c (v850_attribute_table): Make static. Move
1923 (v850_rtx_costs): Use local code with enum type.
1924 (expand_epilogue): Add cast.
1925 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
1927 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
1930 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
1931 -m2a-single-only and -m2a-nofpu.
1932 * config/sh/sh.opt: Document m2a generates FPU code.
1934 2009-06-24 Anatoly Sokolov <aesok@post.ru>
1936 * defaults.h (CAN_ELIMINATE): Provide default.
1937 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
1938 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
1939 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
1940 * config/spu/spu.h (CAN_ELIMINATE): Delete.
1941 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
1942 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
1943 * config/cris/cris.h (CAN_ELIMINATE): Delete.
1944 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
1945 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
1946 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
1948 2009-06-24 DJ Delorie <dj@redhat.com>
1950 * mep-ext-cop.cpu: Fix copyright notice.
1951 * mep-default: Fix copyright notice.
1952 * mep-core: Fix copyright notice.
1953 * mep: Fix copyright notice.
1954 * mep-ivc2: Fix copyright notice.
1955 * mep-c5: Fix copyright notice.
1957 2009-06-24 Denis Chertykov <chertykov@gmail.com>
1959 * doc/contrib.texi (Contributors):
1961 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
1964 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
1965 src and dst operands if necessary.
1967 2009-06-23 DJ Delorie <dj@redhat.com>
1970 * config.gcc: Add mep support.
1971 * recog.c: Resurrect validate_replace_rtx_subexp().
1972 * recog.h: Likewise.
1973 * config/mep/: Add new port:
1974 * config/mep/constraints.md: New file.
1975 * config/mep/default.h: New file.
1976 * config/mep/intrinsics.h: New file.
1977 * config/mep/intrinsics.md: New file.
1978 * config/mep/ivc2-template.h: New file.
1979 * config/mep/mep-c5.cpu: New file.
1980 * config/mep/mep-core.cpu: New file.
1981 * config/mep/mep-default.cpu: New file.
1982 * config/mep/mep-ext-cop.cpu: New file.
1983 * config/mep/mep-intrin.h: New file.
1984 * config/mep/mep-ivc2.cpu: New file.
1985 * config/mep/mep-lib1.asm: New file.
1986 * config/mep/mep-lib2.c: New file.
1987 * config/mep/mep-pragma.c: New file.
1988 * config/mep/mep-protos.h: New file.
1989 * config/mep/mep-tramp.c: New file.
1990 * config/mep/mep.c: New file.
1991 * config/mep/mep.cpu: New file.
1992 * config/mep/mep.h: New file.
1993 * config/mep/mep.md: New file.
1994 * config/mep/mep.opt: New file.
1995 * config/mep/predicates.md: New file.
1996 * config/mep/t-mep: New file.
1998 2009-06-23 Ian Lance Taylor <iant@google.com>
2000 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
2001 from loose_warn into c_loose_warn and from strict_warn into
2002 c_strict_warn. Set and substitute warn_cxxflags. Check for
2003 --enable-build-with-cxx. Set and substitute
2004 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
2005 * Makefile.in (CXXFLAGS): New variable.
2006 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
2007 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
2008 the default is the same as $(STRICT_WARN).
2009 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
2010 (CXX): New variable.
2011 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
2012 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
2013 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
2014 (HOST_LIBS): New variable.
2015 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
2016 (ALL_CXXFLAGS): New variable.
2017 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
2018 * doc/install.texi (Configuration): Document
2019 --enable-build-with-cxx, --with-stage1-ldflags,
2020 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
2021 * configure: Rebuild.
2023 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2025 * config/arm/arm.c (arm_override_options): Fix braces and formatting
2026 from previous commit.
2028 2009-06-23 Ian Lance Taylor <iant@google.com>
2030 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
2032 2009-06-23 Ian Lance Taylor <iant@google.com>
2034 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
2035 with ATTRIBUTE_UNUSED.
2037 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2038 Pat Haugen <pthaugen@us.ibm.com>
2039 Revital Eres <eres@il.ibm.com>
2041 * config.in (HAVE_AS_POPCNTD): Add default definition.
2042 (HAVE_AS_LWSYNC): Ditto.
2044 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
2046 (gcc_cv_as_powerpc_cmpb): Ditto.
2047 (gcc_cv_as_powerpc_dfp): Ditto.
2048 (gcc_cv_as_powerpc_vsx): Ditto.
2049 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
2050 supporting the popcntd/lwsync instructions.
2051 (gcc_cv_as_powerpc_lwsync): Ditto.
2052 * configure: Regenerate.
2054 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
2055 -mcpu=native and -mcpu=power7.
2056 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
2058 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
2059 a variable instead of a mask to reduce the number of mask bits.
2060 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
2061 (-mbit-word): Ditto.
2062 (-mregnames): Ditto.
2063 * config/rs6000/rs6000.opt (-mupdate): Ditto.
2064 (-mfused-madd): Ditto.
2066 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
2068 (-mvsx): New switch for VSX instructions.
2069 (-misel): Move from a variable to a mask to allow it to be set by
2072 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
2073 function declaration to an array declaration.
2074 (rs6000_hard_regno_nregs): New external array declaration.
2076 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
2077 files included by rs6000.md.
2079 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
2080 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
2082 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
2084 (rs6000_debug_reg): New -mdebug= variables.
2085 (rs6000_debug_addr): Ditto.
2086 (rs6000_debug_cost): Ditto.
2087 (rs6000_pmode): New variable to hold Pmode.
2088 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
2089 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
2090 calculated at compiler start.
2091 (rs6000_hard_regno_nregs): Change function to an array which holds
2092 HARD_REGNO_NREGS calculated at compiler start.
2093 (rs6000_explicit_options): Delete isel field.
2094 (rs6000_vector_unit): New array to hold which vector unit
2095 supports arithmetic options for a given type.
2096 (rs6000_vector_mem): New array to hold which vector unit supports
2097 memory reference operations for a given type.
2098 (rs6000_vector_align): New array to given the alignment of each
2100 (power7_cost): New basic costs for power7.
2101 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
2102 (rs6000_hard_regno_nregs_internal): New function, moved from
2103 HARD_REGNO_NREGS, to calculate the number of registers each hard
2104 register takes for each type.
2105 (rs6000_debug_reg_print): New function for -mdebug=reg support.
2106 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
2107 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
2108 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
2109 unit information here so it is calculated once at compiler startup
2111 (rs6000_override_options): Make -misel a target mask. Add more
2112 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
2113 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
2115 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
2116 (rs6000_handle_option): Move -misel from variable to target mask.
2117 (rs6000_builtin_mask_for_load): Add VSX support.
2118 (rs6000_conditional_register_usage): Ditto.
2119 (USE_ALTIVEC_FOR_ARG_P): Ditto.
2120 (function_arg_boundary): Ditto.
2121 (rs6000_expand_builtin): Ditto.
2122 (def_builtin): Make abort message a little friendlier.
2123 (rs6000_emit_int_cmove): Add support for 64-bit isel.
2125 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
2126 assembler support the popcntd instruction instead of a vsx
2127 instruction to enable power7 support.
2128 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
2129 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
2130 option to the assembler if -mcpu=native.
2131 (ASM_CPU_NATIVE_SPEC): Ditto.
2132 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
2134 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
2135 the lwsync instruction.
2136 (enum processor_type): Add PROCESSOR_POWER7.
2137 (rs6000_debug_reg): New -mdebug= options.
2138 (rs6000_debug_addr): Ditto.
2139 (rs6000_debug_cost): Ditto.
2140 (rs6000_isel): Delete.
2141 (enum rs6000_vector): New enum to say what vector unit we have.
2142 (VECTOR_UNIT_*): New macros to say which vector unit has
2143 arithmetic operations for a given type.
2144 (VECTOR_MEM_*): New macros to say which vector unit has memory
2145 operations for a given type.
2146 (TARGET_LDBRX): Whether the machine supports the ldbrx
2148 (TARGET_ISEL): Delete, -misel moved to be a mask.
2149 (TARGET_ISEL64): New macro for 64-bit isel support.
2150 (UNITS_PER_VSX_WORD): New macro.
2151 (POINTER_SIZE): Move to be an external variable, rather than
2152 calculating whether we are generating 32 ot 64-bit code.
2154 (STACK_BOUNDARY): Add VSX support.
2155 (LOCAL_ALIGNMENT): Ditto.
2156 (SLOW_UNALIGNED_ACCESS): Ditto.
2157 (VSX_REGNO_P): New macro for VSX support.
2158 (VFLOAT_REGNO_P): Ditto.
2159 (VINT_REGNO_P): Ditto.
2160 (VLOGICAL_REGNO_P): Ditto.
2161 (VSX_VECTOR_MODE): Ditto.
2162 (VSX_SCALAR_MODE): Ditto.
2164 (VSX_MOVE_MODE): Ditto.
2165 (VSX_REG_CLASS_P): Ditto.
2166 (HARD_REGNO_NREGS): Instead of calling a function, use an array
2168 (UNITS_PER_SIMD_WORD): Add VSX support.
2169 (MODES_TIEABLE_P): Ditto.
2170 (STARTING_FRAME_OFFSET): Ditto.
2171 (STACK_DYNAMIC_OFFSET): Ditto.
2172 (EPILOGUE_USES): Ditto.
2173 (REGNO_REG_CLASS): Move to array lookup.
2174 (CLASS_MAX_NREGS): Ditto.
2175 (rs6000_vector_reg_class): Add declaration.
2176 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
2177 overlap with the floating point and Altivec registers.
2179 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
2181 * config/rs6000/driver-rs6000.c (asm_names): New static array to
2182 give the appropriate asm switches if -mcpu=native.
2183 (host_detect_local_cpu): Add support for "asm".
2184 (host_detect_local_cpu): Follow GNU code guidelines for name.
2186 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
2187 -mbit-word to a variable instead of being a target mask.
2189 * config/rs6000/sync.md (lwsync): If the assembler supports it,
2190 emit the lwsync instruction instead of emitting the instruction as
2191 an integer constant.
2193 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
2194 fixuns_trundfsi2, move expander into rs6000.md.
2196 * config/rs6000/rs6000.md (cpu): Add power7.
2197 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
2198 (logical predicate patterns): Change the single instruction
2199 primitives that set CR0 to be fast_compare instead of compare.
2201 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
2202 (popcntddi2): Ditto.
2203 (popcount<mode>): Ditto.
2204 (floating multiply/add insns): Name the floating point
2206 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
2207 (isel_unsigned_<mode>): Ditto.
2208 (fixuns_trundfsi2): Move expander here from spe.md.
2209 (smindi3): Define if we have -misel on 64-bit systems.
2214 2009-06-23 Anatoly Sokolov <aesok@post.ru>
2216 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
2218 * config/avr/avr.c (avr_current_device): New variable.
2219 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
2220 (avr_arch, mcu_type_s): Move to avr.h.
2221 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
2222 default_data_section_start fields.
2223 (avr_arch): Moved from avr.c.
2224 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
2225 library_name fields.
2226 (avr_current_device, avr_mcu_types, avr_arch_types,
2227 avr_device_to_arch, avr_device_to_data_start,
2228 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
2229 (EXTRA_SPEC_FUNCTIONS): Define.
2230 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
2231 options mapping. Use device_to_arch and device_to_data_start insted.
2232 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
2233 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
2234 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
2235 * config/avr/driver-avr.c: New file.
2236 * config/avr/avr-devices.c: New file.
2238 2009-06-23 Jakub Jelinek <jakub@redhat.com>
2240 * var-tracking.c (unshare_variable): Force initialized to
2241 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
2242 (set_variable_part): Likewise.
2243 (struct variable_union_info): Remove pos_src field.
2244 (vui_vec, vui_allocated): New variables.
2245 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
2246 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
2247 == 1 use a simpler sorting algorithm. Compute pos field right
2248 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
2249 Avoid quadratic comparison if !flag_var_tracking_uninit.
2250 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
2251 unshare_variable unconditionally.
2252 (dataflow_set_different_2): Removed.
2253 (dataflow_set_different): Don't traverse second hash table.
2254 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
2255 unconditionally to var_reg_set or var_mem_set.
2256 (emit_notes_in_bb): Likewise.
2257 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
2259 (emit_note_insn_var_location): Don't set initialized to
2260 VAR_INIT_STATUS_INITIALIZED early.
2261 (vt_finalize): Free vui_vec if needed, clear vui_vec and
2263 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
2265 * tree-object-size.c (addr_object_size): Instead of checking
2266 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
2267 are no FIELD_DECLs following it.
2269 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
2271 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
2272 order to match bswaps with signed source operands.
2274 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2276 * sdbout.c (sdbout_one_type): Fix braces in switch.
2278 2009-06-23 Richard Guenther <rguenther@suse.de>
2280 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
2282 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
2283 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
2284 var_callused, callused_tree, var_storedanything, storedanything_tree,
2285 var_integer, integer_tree): Remove global variables.
2286 (new_var_info): Do not pass new id, append the new var to the
2287 global variable vector.
2288 (do_ds_constraint): Use is_global_var member of the variable-info.
2289 (new_scalar_tmp_constraint_exp): Adjust.
2290 (create_function_info_for): Likewise.
2291 (create_variable_info_for): Likewise.
2292 (find_what_var_points_to): Remove dead code.
2293 (init_base_vars): Simplify.
2294 (compute_points_to_sets): Adjust.
2296 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
2298 * combine.c (try_combine): Dump information about the insns we're
2301 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
2303 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
2304 check when calling force_to_mode on TRUNCATE's operand.
2306 2009-06-22 Ian Lance Taylor <iant@google.com>
2308 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
2310 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
2312 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
2314 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2316 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
2317 override library linkage flags such as -static-libgcc or
2320 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2322 * config/m68k/m68k-devices.def: Add line for MCF5221x.
2324 2009-06-22 Ian Lance Taylor <iant@google.com>
2326 * config/linux.opt: Put mglibc ahead of muclibc.
2328 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
2329 for duplicate decls.
2331 2009-06-22 Matthias Klose <doko@ubuntu.com>
2333 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
2335 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
2338 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
2339 instead of NULL if a parser error occurs.
2341 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2343 * dwarf2out.c (dwarf2_debug_hooks): Initialize
2344 non-DWARF2_DEBUGGING_INFO version.
2346 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
2348 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
2349 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
2351 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
2352 (LIBGCC2_TF_CEXT): Define.
2355 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2358 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
2360 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2362 * config/arm/arm.c (arm_override_options): Disable
2363 -mcaller-super-interworking and -mcallee-super-interworking.
2364 * doc/invoke.texi (ARM Options): Document this.
2366 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
2368 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
2369 * config/arm/constraints.md (j): New constraint for movw operands.
2370 (N): Remove thumb2 meaning.
2371 * config/arm/arm.md (*arm_movw): Delete.
2372 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
2373 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
2374 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
2376 2009-06-22 Martin Jambor <mjambor@suse.cz>
2378 PR tree-optimization/40492
2379 * tree-sra.c (sra_modify_assign): Pass zero offsets to
2380 build_ref_for_offset.
2382 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
2384 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
2385 JUMP_TABLE_DATA_P predicates where applicable.
2386 * auto-inc-dec.c: Ditto.
2387 * builtins.c: Ditto.
2388 * caller-save.c: Ditto.
2390 * cfgcleanup.c: Ditto.
2391 * cfglayout.c: Ditto.
2394 * combine-stack-adj.c: Ditto.
2400 * dwarf2asm.c: Ditto.
2401 * dwarf2out.c: Ditto.
2402 * emit-rtl.c: Ditto.
2408 * function.c: Ditto.
2411 * genpreds.c: Ditto.
2412 * genrecog.c: Ditto.
2414 * ira-costs.c: Ditto.
2415 * ira-lives.c: Ditto.
2418 * lower-subreg.c: Ditto.
2419 * modulo-sched.c: Ditto.
2421 * postreload.c: Ditto.
2422 * print-rtl.c: Ditto.
2431 * sched-vis.c: Ditto.
2433 * sel-sched-ir.c: Ditto.
2434 * simplify-rtx.c: Ditto.
2435 * targhooks.c: Ditto.
2436 * var-tracking.c: Ditto.
2437 * vmsdbgout.c: Ditto.
2439 2009-06-22 Matthias Klose <doko@ubuntu.com>
2441 * Makefile.in (install-plugin): Always use DESTDIR.
2443 2009-06-22 Olivier Hainque <hainque@adacore.com>
2445 * config/pa/pa.c (output_call): Don't optimize post call jumps
2446 into return address adjustments if the call may throw.
2448 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
2450 * arm.c (thumb1_output_casesi): New function.
2451 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
2452 optimizing for size or PIC.
2453 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
2454 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
2455 (casesi): Handle Thumb-1 when optimizing for size or PIC.
2456 (thumb1_casesi_internal_pic): New expand rule.
2457 (thumb1_casesi_dispatch): New pattern.
2458 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
2460 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
2461 in the text seciton when PIC or optimizing for size.
2462 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
2463 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
2464 preservation properties of code.
2465 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
2466 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
2467 (__gnu_thumb1_case_si): New function.
2468 * t-arm (LIB1ASMSRC): Define here.
2469 (LIB1ASMFUNCS): Add some common functions.
2470 * t-arm-elf (LIB1ASMSRC): Delete.
2471 (LIB1ASMFUNCS): Append to existing set.
2472 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2473 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2474 * t-symbian (LIB1ASMFUNCS): Likewise.
2475 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2476 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2478 2009-06-21 Richard Guenther <rguenther@suse.de>
2480 PR tree-optimization/38729
2481 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
2482 to loops with a single exit if -fno-expensive-optimizations.
2484 2009-06-21 Jakub Jelinek <jakub@redhat.com>
2486 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
2487 (dataflow_set): Change vars type from htab_t to shared_hash.
2488 (shared_hash_pool, empty_shared_hash): New variables.
2489 (vars_clear): Removed.
2490 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
2491 shared_hash_find_slot_unshare, shared_hash_find_slot,
2492 shared_hash_find_slot_noinsert, shared_hash_find): New
2494 (shared_hash_unshare, shared_hash_destroy): New functions.
2495 (unshare_variable): Unshare set->vars if shared, use
2497 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
2498 (get_init_value, find_src_set_src, dump_dataflow_set,
2499 clobber_variable_part, emit_notes_for_differences): Use
2501 (dataflow_set_init): Remove second argument, set vars to
2502 empty_shared_hash instead of creating a new htab.
2503 (dataflow_set_clear): Call shared_hash_destroy and set vars
2504 to empty_shared_hash instead of calling vars_clear.
2505 (dataflow_set_copy): Don't call vars_copy, instead just share
2506 the src htab with dst.
2507 (variable_union): Use shared_hash_*, use initially NO_INSERT
2508 lookup if set->vars is shared. Don't keep slot cleared before
2509 calling unshare_variable. Unshare set->vars if needed.
2510 Even ->refcount == 1 vars must be unshared if set->vars is shared
2511 and var needs to be modified.
2512 (variable_canonicalize): New function.
2513 (dataflow_set_union): If dst->vars is empty, just share src->vars
2514 with dst->vars and traverse with variable_canonicalize to canonicalize
2515 and unshare what is needed.
2516 (dataflow_set_different): If old_set and new_set use the same shared
2517 htab, they aren't different. If number of htab elements is different,
2518 htabs are different. Use shared_hash_*.
2519 (dataflow_set_destroy): Call shared_hash_destroy instead of
2521 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
2522 second argument to dataflow_set_init.
2523 (vt_initialize): Likewise. Initialize shared_hash_pool and
2524 empty_shared_hash, move bb in/out initialization afterwards.
2525 Use variable_htab_free instead of NULL as changed_variables del hook.
2526 (variable_was_changed): Change type of second argument to pointer to
2527 dataflow_set. When inserting var into changed_variables, bump
2528 refcount. Unshare set->vars if set is shared htab and slot needs to
2530 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
2531 lookup if set->vars is shared. Unshare set->vars if needed.
2532 Even ->refcount == 1 vars must be unshared if set->vars is shared
2533 and var needs to be modified. Adjust variable_was_changed caller.
2534 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
2535 vars must be unshared if set->vars is shared and var needs to be
2536 modified. Adjust variable_was_changed caller.
2537 (emit_note_insn_var_location): Don't pool_free var.
2538 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
2540 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
2541 free_alloc_pool on shared_hash_pool.
2543 2009-06-20 Anthony Green <green@moxielogic.com>
2545 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
2546 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
2548 2009-06-20 Richard Guenther <rguenther@suse.de>
2550 * tree-ssa-structalias.c (find_func_aliases): For memset use
2551 a constraint from NULL if we memset to zero.
2552 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
2553 we explicitly handle that do not read from memory.
2554 (call_may_clobber_ref_p_1): Properly handle builtins that may
2557 2009-06-20 Richard Guenther <rguenther@suse.de>
2559 PR tree-optimization/40495
2560 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
2561 (new_scalar_tmp_constraint_exp): New function.
2562 (process_constraint): Do not create temporary decls.
2563 (process_all_all_constraints): Likewise.
2564 (handle_const_call): Likewise.
2565 (create_function_info_for): Do not set decl.
2567 2009-06-19 Ian Lance Taylor <iant@google.com>
2569 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
2570 (rs6000_attribute_table): Make static; move before use.
2572 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
2574 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
2575 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
2576 Propagate the TREE_READONLY flag without overwriting it.
2577 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
2578 Propagate the TREE_READONLY flag onto the result.
2579 (process_call_operands): Move around. Use correct constant value.
2581 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2584 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
2585 * config/arm/arm.md: Likewise.
2587 2009-06-19 Ian Lance Taylor <iant@google.com>
2589 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
2590 to GIMPLE_ERROR_MARK.
2592 * c-typeck.c (build_conditional_expr): Add op1_original_type and
2593 op2_original_type parameters. Warn about using different enum types.
2594 * c-parser.c (c_parser_conditional_expression): Pass original
2595 types to build_conditional_expr.
2596 * c-tree.h (build_conditional_expr): Update declaration.
2598 2009-06-19 Ian Lance Taylor <iant@google.com>
2600 * config/i386/i386.c (ix86_function_specific_save): Test that
2601 fields match values, rather than testing the values are in a
2604 2009-06-19 Richard Guenther <rguenther@suse.de>
2606 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
2608 (ptr_derefs_may_alias_p): Likewise.
2609 (ptr_deref_may_alias_ref_p_1): New function.
2610 (ptr_deref_may_alias_ref_p): Likewise.
2611 (ref_maybe_used_by_call_p_1): Handle builtins that are not
2612 covered by looking at the ESCAPED solution.
2613 (call_may_clobber_ref_p_1): Likewise.
2614 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
2615 Handle NULL_TREE offset. Do not produce redundant constraints.
2616 (process_all_all_constraints): New helper function.
2617 (do_structure_copy): Use it.
2618 (handle_lhs_call): Likewise.
2619 (find_func_aliases): Handle some builtins with pointer arguments
2620 and/or return values explicitly.
2622 2009-06-19 Ian Lance Taylor <iant@google.com>
2624 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
2626 2009-06-19 Ian Lance Taylor <iant@google.com>
2628 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
2630 2009-06-19 Ian Lance Taylor <iant@google.com>
2632 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
2633 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
2636 * c-decl.c (finish_decl): If -Wc++-compat, warn about
2637 uninitialized const.
2639 2009-06-19 Ian Lance Taylor <iant@google.com>
2641 * dse.c (struct store_info): Rename bitmap field to bmap. Change
2644 * c-decl.c (in_struct, struct_types): Remove.
2645 (struct c_binding): Add in_struct field.
2646 (c_binding_ptr): Define type, along with VEC.
2647 (struct c_struct_parse_info): Define.
2648 (struct_parse_info): New static variable.
2649 (bind): Initialize in_struct field.
2650 (start_struct): Remove enclosing_in_struct and
2651 enclosing_struct_types parameters. Add
2652 enclosing_struct_parse_info parameter. Change all callers. Set
2653 struct_parse_info rather than in_struct and struct_types.
2654 (grokfield): If -Wc++-compat and there is a symbol binding for the
2655 field name, set the in_struct flag and push it on the
2656 struct_parse_info->fields vector.
2657 (warn_cxx_compat_finish_struct): New static function.
2658 (finish_struct): Remove enclosing_in_struct and
2659 enclosing_struct_types parameters. Add
2660 enclosing_struct_parse_info parameter. Change all callers. Don't
2661 set C_TYPE_DEFINED_IN_STRUCT here. Call
2662 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
2663 parameter. Only push on struct_types if warn_cxx_compat.
2664 (finish_enum): Only push on struct_types if warn_cxx_compat.
2665 (declspecs_add_type): Add loc parameter. Change all callers.
2666 Change all error calls to error_at. Pass loc, not input_location,
2667 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
2668 defined in a struct. If -Wc++-compat and parsing a struct, record
2669 that a typedef name was used.
2670 * c-parser.c (c_parser_declspecs): Get location to pass to
2672 (c_parser_struct_or_union_specifier): Update calls to start_struct
2674 * c-tree.h (struct c_struct_parse_info): Declare.
2675 (finish_struct, start_struct): Update declarations.
2676 (declspecs_add_type): Update declaration.
2678 2009-06-19 Ian Lance Taylor <iant@google.com>
2680 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
2681 variable with an anonymous type.
2683 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
2685 * see.c: Remove for real.
2687 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
2689 * optabs.h (enum optab_index): Add new OTI_significand.
2690 (significand_optab): Define corresponding macro.
2691 * optabs.c (init_optabs): Initialize significand_optab.
2692 * genopinit.c (optabs): Implement significand_optab using
2693 significand?f2 patterns.
2694 * builtins.c (expand_builtin_mathfn): Handle
2695 BUILT_IN_SIGNIFICAND{,F,L}.
2696 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
2697 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
2699 * config/i386/i386.md (significandxf2, significand<mode>2): New
2700 expanders to implement significandf, significand and significandl
2701 built-ins as inline x87 intrinsics.
2703 2009-06-18 Anatoly Sokolov <aesok@post.ru>
2705 * config/avr/avr.c (avr_override_options): Remove setting value of
2706 PARAM_INLINE_CALL_COST.
2708 2009-06-18 Richard Henderson <rth@redhat.com>
2711 * tree-pass.h (TDF_ASMNAME): New.
2712 * tree-dump.c (dump_options): Add asmname.
2713 * doc/invoke.texi: Document it.
2715 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
2716 (dump_decl_name): ...here.
2717 (dump_function_name): New flags arg; mind TDF_ASMNAME.
2718 (dump_generic_node): Update dump_function_name calls.
2719 (print_call_name): New flags arg; update all dump calls.
2720 * diagnostic.h (print_call_name): Update.
2721 * gimple-pretty-print.c (dump_gimple_call): Update.
2723 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
2726 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
2728 2009-06-18 Diego Novillo <dnovillo@google.com>
2730 * doc/plugins.texi: Document plugin_is_GPL_compatible.
2731 * plugin.c (str_license): Declare.
2732 (try_init_one_plugin): Assert that the symbol
2733 'plugin_is_GPL_compatible' exists.
2735 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
2738 * Makefile.in (OBJS-common): Remove see.o.
2740 * common.opt (fsee): Mark as preserved for backward compatibility.
2741 * opts.c (common_handle_option): Add OPT_fsee to the backward
2742 compatibility section.
2743 * passes.c (init_optimization_passes, pass_see): Remove pass.
2744 * timevar.def (TV_SEE): Remove.
2745 * tree-pass.h (pass_see): Remove declaration.
2746 * doc/invoke.texi (-fsee): Remove documentation.
2748 2009-06-18 Martin Jambor <mjambor@suse.cz>
2750 * tree-sra.c: Include statistics.h
2751 (sra_stats): New variable.
2752 (sra_initialize): Clear sra_stats.
2753 (create_access_replacement): Increment sra_stats.replacements.
2754 (get_access_replacement): Do not return twice.
2755 (analyze_all_variable_accesses): Increment statistics counter by the
2756 number of scalarized aggregates.
2757 (generate_subtree_copies): Increment sra_stats.subtree_copies.
2758 (sra_modify_expr): Increment sra_stats.exprs.
2759 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
2760 (sra_modify_assign): Increment sra_stats.exprs,
2761 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
2762 (perform_intra_sra): Update statistics counters.
2763 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
2765 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
2767 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
2768 (arm_scalar_mode_supported_p): New function.
2770 2009-06-18 Paul Brook <paul@codesourcery.com>
2771 Sandra Loosemore <sandra@codesourcery.com>
2773 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
2774 (__extendhfsf2, __truncsfhf2): Define.
2775 * config/arm/fp16.c: New file.
2776 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
2777 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
2779 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
2781 * doc/extend.texi (Half-Precision): New section.
2782 * doc/invoke.texi (Option Summary): List -mfp16-format.
2783 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
2784 * config/arm/arm.opt (mfp16-format=): New.
2785 * config/arm/arm.c: Include intl.h.
2786 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
2787 (TARGET_INVALID_RETURN_TYPE): Redefine.
2788 (TARGET_PROMOTED_TYPE): Redefine.
2789 (TARGET_CONVERT_TO_TYPE): Redefine.
2790 (arm_fp16_format): Define.
2791 (all_fpus): Add entry for neon-fp16.
2792 (fp_model_for_fpu): Likewise.
2793 (struct fp16_format): Declare.
2794 (all_fp16_formats): Define.
2795 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
2797 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
2799 (arm_legitimate_index_p): Treat HFmode like HImode.
2800 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
2801 (coproc_secondary_reload_class): Special-case HFmode.
2802 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
2803 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
2804 (arm_init_fp16_builtins): New.
2805 (arm_init_builtins): Call it.
2806 (arm_invalid_parameter_type): New.
2807 (arm_invalid_return_type): New.
2808 (arm_promoted_type): New.
2809 (arm_convert_to_type).
2810 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
2812 (arm_emit_fp16_const): New function.
2813 (arm_mangle_type): Mangle __fp16 as "Dh".
2814 * config/arm/arm.h (TARGET_VFPD32): Make it know about
2816 (TARGET_NEON_FP16): New.
2817 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
2818 (enum fputype): Add FPUTYPE_NEON_FP16.
2819 (enum arm_fp16_format_type): Declare.
2820 (arm_fp16_format): Declare.
2821 (LARGEST_EXPONENT_IS_NORMAL): Define.
2822 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
2823 * config/arm/arm-modes.def (HFmode): Define.
2824 * config/arm/vfp.md: (*movhf_vfp): New.
2827 * config/arm/arm.md: (fpu): Add neon_fp16.
2828 (floatsihf2, floatdihf2): New.
2829 (fix_trunchfsi2, fix_trunchfdi2): New.
2833 (*arm32_movhf): New.
2834 (*thumb1_movhf): New.
2835 (consttable_2): Add check for HFmode constants.
2836 (consttable_4): Handle HFmode constants.
2838 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
2840 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
2842 2009-06-17 Olivier Hainque <hainque@adacore.com>
2844 * collect2.c (main): Use CONST_CAST2 to perform char ** to
2845 const char ** conversion in AIX specific section.
2847 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
2849 * config/i386/i386.c (ix86_special_builtin_type): Remove
2850 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
2851 (bdesc_special_args): Updated.
2852 (ix86_init_mmx_sse_builtins): Likewise.
2853 (ix86_expand_special_args_builtin): Likewise.
2855 2009-06-17 Richard Henderson <rth@redhat.com>
2857 * tree-pretty-print.c (maybe_dump_asm_name): New.
2858 (dump_decl_name): Use it.
2859 (PRINT_FUNCTION_NAME): Merge into...
2860 (dump_function_name): ... here. Use maybe_dump_asm_name.
2862 2009-06-17 Cary Coutant <ccoutant@google.com>
2864 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
2866 * debug.c (struct gcc_debug_hooks): Change placeholder for
2868 (debug_nothing_int_charstar_int): Replaced by...
2869 (debug_nothing_int_charstar_int_bool): ...this.
2870 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
2871 source_line prototype.
2872 (debug_nothing_int_charstar_int): Replaced by...
2873 (debug_nothing_int_charstar_int_bool): ...this.
2874 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
2875 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
2876 Output is_stmt operand when necessary.
2877 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
2878 (notice_source_line): Add is_stmt parameter.
2879 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
2880 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
2882 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
2883 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
2885 2009-06-17 Ian Lance Taylor <iant@google.com>
2887 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
2889 (struct store_by_pieces_d): Rename from store_by_pieces. Change
2892 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
2894 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
2895 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
2896 tree_strip_sign_nop_conversions and
2897 tree_ssa_strip_useless_type_conversions rather than stripping
2898 the operations here.
2899 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
2901 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
2902 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
2903 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
2904 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
2907 2009-06-17 Michael Eager <eager@eagercon.com>
2909 * config/rs6000/constraints.md (register_constraint "d"): New.
2910 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
2911 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
2912 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
2913 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
2914 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
2915 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
2916 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
2917 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
2918 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
2919 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
2921 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
2922 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
2923 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
2924 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
2925 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
2926 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
2927 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
2928 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
2929 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
2930 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
2931 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
2932 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
2933 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
2934 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
2936 2009-06-16 Ian Lance Taylor <iant@google.com>
2938 * profile.c (total_num_never_executed): Don't define.
2939 (compute_branch_probabilities): Don't count or print
2941 (init_branch_prob): Don't set total_num_never_executed.
2942 (end_branch_prob): Don't print total_num_never_executed.
2944 2009-06-17 David Daney <ddaney@caviumnetworks.com>
2946 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
2948 2009-06-17 David Edelsohn <edelsohn@gnu.org>
2950 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
2951 (nabstd2_fpr): Same.
2953 2009-06-17 Steve Ellcey <sje@cup.hp.com>
2955 * expr.c (expand_assignment): Change complex type check.
2957 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
2959 * doc/plugins.texi (Building GCC plugins): Added new section.
2961 2009-06-17 Ian Lance Taylor <iant@google.com>
2963 * c-pch.c (get_ident): Don't set size of templ array.
2964 (pch_init): Don't set size of partial_pch array.
2966 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
2967 string constant to intialize an array whose size is the length of
2970 2009-06-17 Richard Guenther <rguenther@suse.de>
2972 PR tree-optimization/40389
2973 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
2974 to addressable types.
2975 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
2977 2009-06-17 Richard Guenther <rguenther@suse.de>
2980 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
2981 if there is no evolution of left in the loop bail out.
2982 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
2983 chrec_fold_multiply.
2985 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
2986 Janis Johnson <janis187@us.ibm.com>
2989 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
2990 for the symbol ref of a constant that is the source of a move
2991 - nor for any other not-obvious-label-ref constants.
2993 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
2995 * plugin.c (position_pass): Skip newly inserted pass during list
2996 traversal to avoid repeated insertion.
2998 2009-06-16 Ian Lance Taylor <iant@google.com>
3000 * vec.h (VEC_stack_alloc): Define different version if
3001 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
3002 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
3003 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
3004 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3006 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
3008 * config.gcc (extra_headers): Add ia32intrin.h for x86.
3010 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
3011 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
3012 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
3013 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
3014 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
3015 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
3016 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
3017 (bdesc_special_args): Add __builtin_ia32_rdtsc and
3018 __builtin_ia32_rdtscp.
3019 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
3020 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
3021 and __builtin_ia32_rorhi.
3022 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
3023 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
3024 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
3025 (ix86_expand_args_builtin): Likewise.
3026 (ix86_expand_special_args_builtin): Likewise.
3028 * config/i386/i386.md (UNSPECV_RDTSCP): New.
3029 (UNSPECV_RDTSC): Likewise.
3030 (UNSPECV_RDPMC): Likewise.
3031 (*bsr): Renamed to ...
3033 (*bsr_rex64): Renamed to ...
3037 (*rdpmc_rex64): Likewise.
3040 (*rdtsc_rex64): Likewise.
3042 (*rdtscp): Likewise.
3043 (*rdtscp_rex64): Likewise.
3045 * config/i386/ia32intrin.h: New.
3047 * config/i386/x86intrin.h: Include <ia32intrin.h>.
3049 2009-06-16 Ian Lance Taylor <iant@google.com>
3051 * ira-build.c (copy_info_to_removed_store_destinations):
3052 Initialize parent_a.
3054 2009-06-16 Ian Lance Taylor <iant@google.com>
3056 * c-decl.c (grokdeclarator): Change size_varies to bool.
3058 2009-06-16 Ian Lance Taylor <iant@google.com>
3060 * sel-sched.c: Make forward declarations of move_op_hooks and
3061 fur_hooks explicitly extern.
3063 2009-06-16 Ian Lance Taylor <iant@google.com>
3065 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
3066 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
3068 2009-06-16 Ian Lance Taylor <iant@google.com>
3070 * resource.c (mark_referenced_resources): Change
3071 include_delayed_effects parameter to bool. Change all callers.
3072 (mark_end_of_function_resources): Likewise.
3073 * reorg.c (insn_references_resource_p): Likewise.
3074 (insn_sets_resource_p): Likewise.
3075 * resource.h (mark_referenced_resources): Update declaration.
3076 (mark_end_of_function_resources): Update declaration.
3078 2009-06-16 David Edelsohn <edelsohn@gnu.org>
3080 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
3082 2009-06-16 David Edelsohn <edelsohn@gnu.org>
3084 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
3085 GCC can bootstrap on AIX with GNU Binutils 2.20.
3087 2009-06-16 Ian Lance Taylor <iant@google.com>
3089 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
3091 2009-06-16 Ian Lance Taylor <iant@google.com>
3093 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
3094 inline, not extern inline.
3095 (exact_log2): Likewise.
3096 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
3098 (exact_log2): Likewise, but don't test CTZ_HWI.
3100 2009-06-16 Ian Lance Taylor <iant@google.com>
3102 * bitmap.c (bitmap_clear): Don't declare as inline.
3103 * gimple.c (gimplify_assign): Likewise.
3104 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
3105 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
3106 (sched_scan_info): Remove duplicate definition.
3108 2009-06-16 Ian Lance Taylor <iant@google.com>
3110 * c-common.c (skip_evaluation): Don't define.
3111 (c_inhibit_evaluation_warnings): Define global variable.
3112 (overflow_warning): Check c_inhibit_evaluation_warnings rather
3113 than skip_evaluation.
3114 (convert_and_check, warn_for_div_by_zero): Likewise.
3115 * c-common.h (skip_evaluation): Don't declare.
3116 (c_inhibit_evaluation_warnings): Declare.
3117 * c-parser.c (c_parser_typeof_specifier): Set
3118 c_inhibit_evaluation_warnings rather than skip_evaluation.
3119 (c_parser_conditional_expression): Likewise.
3120 (c_parser_binary_expression): Likewise.
3121 (c_parser_sizeof_expression): Likewise.
3122 (c_parser_alignof_expression): Likewise.
3123 * c-typeck.c (build_indirect_ref): Check
3124 c_inhibit_evaluation_warnings rather than skip_evaluation.
3125 (build_conditional_expr, build_binary_op): Likewise.
3127 2009-06-16 Richard Guenther <rguenther@suse.de>
3129 * tree-ssa-alias.c (is_escape_site): Remove.
3130 * tree-ssa-alias.h (enum escape_type): Remove.
3131 (is_escape_site): Likewise.
3132 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
3133 via casts and asms without deferring to is_escape_site.
3135 2009-06-16 Jakub Jelinek <jakub@redhat.com>
3138 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
3139 use gen_lowpart if op0 has complex mode.
3141 2009-06-16 Richard Guenther <rguenther@suse.de>
3143 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
3144 variables add them to ESCAPED.
3145 (find_func_aliases): Do not make all indirectly stored values escaped.
3147 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
3149 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
3152 2009-06-16 Martin Jambor <mjambor@suse.cz>
3154 PR tree-optimization/40432
3155 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
3156 check whether we need to force gimple register operand.
3158 2009-06-16 Martin Jambor <mjambor@suse.cz>
3160 PR tree-optimization/40413
3161 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
3162 build_ref_for_offset.
3163 (propagate_subacesses_accross_link): Fix a typo in a comment.
3165 2009-06-16 Ira Rosen <irar@il.ibm.com>
3167 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
3168 with additional parameter.
3169 * tree-vectorizer.h (enum vect_def_type): Add new value
3171 (enum vect_relevant): Add comments.
3172 (vect_is_simple_reduction): Add new argument.
3173 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
3174 Detect nested cycles.
3175 (vect_is_simple_reduction): Update documentation, add an argument to
3176 distinguish inner-loop reduction from nested cycle, detect nested
3177 cycles, fix printings and indentation, don't swap operands in case
3179 (get_initial_def_for_reduction): Handle subtraction.
3180 (vect_create_epilog_for_reduction): Add new argument to specify
3182 (vect_finalize_reduction): Handle subtraction, fix comments.
3183 (vectorizable_reduction): Handle nested cycles. In case of nested
3184 cycle keep track of the reduction variable position. Call
3185 vect_is_simple_reduction with additional parameter. Use original
3186 statement code in reduction epilogue for nested cycle. Call
3187 vect_create_epilog_for_reduction with additional parameter.
3188 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
3189 inner-loop vectorization.
3190 (vect_recog_widen_sum_pattern): Likewise.
3191 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
3193 (vect_mark_stmts_to_be_vectorized): Likewise.
3194 (vect_get_vec_def_for_operand): Handle nested cycles.
3196 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3198 * doc/invoke.texi (Debugging Options): Fix option index entries
3199 for -fdump-statistics, -frandom-seed add entries for
3200 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
3201 (FRV Options): Fix entries for -mTLS, -mtls.
3202 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
3203 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
3204 (M68hc1x Options): Fix @itemx for -mnominmax.
3205 (MCore Options): Fix entry for -mno-lsim.
3206 (MMIX Options): Fix entry for -mabi=mmixware.
3207 (PDP-11 Options): Fix entry for -mbcopy-builtin.
3209 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
3211 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
3212 Mention the plugin mode of gengtype.
3213 * doc/gty.texi (Source Files Containing Type Information): Likewise.
3214 * gengtype.c: Updated copyright.
3215 (plugin_files, nb_plugin_files) Added new static variables.
3216 (measure_input_list) Care about plugin_files.
3217 (write_rtx_next): Added early return in plugin mode.
3218 (create_file): Updated copyright year in generated file. Added
3220 (oprintf): Added early return if NULL outf.
3221 (get_output_file_with_visibility): Care of plugin_files.
3222 (get_output_file_name): May return null.
3223 (write_local): Added early return.
3224 (put_mangled_filename): Ditto.
3225 (finish_root_table): Added check for base_files.
3226 (write_roots): Care about null when plugins.
3227 (main): Added plugin mode.
3229 2009-06-15 Ian Lance Taylor <iant@google.com>
3231 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
3232 * gcov.c (read_count_file): Add braces around variables declared
3235 * c.opt (Wjump-misses-init): New warning.
3236 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
3237 -Wall and -Wc++-compat if not already set.
3238 (c_common_post_options): Clear warn_jump_misses_init if it was not
3240 * c-decl.c (struct c_binding): Change type field to a union with
3241 new label field. Make it the first field in the struct. Update
3242 references to type to use u.type instead.
3243 (struct c_spot_bindings): Define.
3244 (struct c_goto_bindings): Define.
3245 (c_goto_bindings_p): Define, along with VECs.
3246 (struct c_label_vars): Define.
3247 (struct c_scope): Add has_label_bindings field.
3248 (bind_label, set_spot_bindings): New static functions.
3249 (decl_jump_unsafe, update_spot_bindings): New static functions.
3250 (update_label_decls): New static function.
3251 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
3252 Update binding u.label field to shadowed field.
3253 (c_binding_start_stmt_expr): New function.
3254 (c_binding_end_stmt_expr): New function.
3255 (pushdecl): Don't call c_begin_vm_scope.
3256 (make_label): Add defining and p_label_vars parameters. Change
3258 (lookup_label): Correct test for whether a label has not yet been
3259 defined. Call bind_label rather than bind.
3260 (warn_about_goto): New static function.
3261 (lookup_label_for_goto): New function.
3262 (declare_label): Call bind_label rather than bind.
3263 (check_earlier_gotos): New static function.
3264 (define_label): Don't give errors about jumping into statement
3265 expressions or scopes of variably modified types. Call
3266 set_spot_bindings and check_earlier_gotos. Call bind_label
3267 instead of bind. Don't set label_context_stack_se or
3268 label_context_stack_vm.
3269 (c_get_switch_bindings): New function.
3270 (c_release_switch_bindings): New function.
3271 (c_check_switch_jump_warnings): New function.
3272 (start_function): Don't set label_context_stack_se or
3273 label_context_stack_vm.
3274 (finish_function): Likewise.
3275 * c-typeck.c (label_context_stack_se): Don't define.
3276 (label_context_stack_vm): Don't define.
3277 (c_finish_goto_label): Call lookup_label_for_goto rather than
3278 lookup_label. Don't give errors about jumping into a statement
3279 expression or the scope of a variably modified type. Don't set
3280 label_context_stack_se or label_context_stack_vm.
3281 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
3282 fields. Add bindings field.
3283 (c_start_case): Don't set deleted fields. Set bindings field.
3284 (do_case): Rework order of tests. Don't check blocked_stmt_expr
3285 or blocked_vm. Call c_check_switch_jump_warnings.
3286 (c_finish_case): Don't test blocked_stmt_expr field. Call
3287 c_release_switch_bindings.
3288 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
3289 c_switch_stack. Don't walk label_context_stack_se labels. Don't
3290 set label_context_stack_se. Call c_bindings_start_stmt_expr.
3291 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
3292 c_switch_stack. Don't walk label_context_stack_se labels. Don't
3293 set label_context_stack_se. Call c_bindings_end_stmt_expr.
3294 (c_begin_vm_scope, c_end_vm_scope): Don't define.
3295 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
3296 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
3297 (C_DECL_UNJUMPABLE_VM): Don't define.
3298 (C_DECL_UNDEFINABLE_VM): Don't define.
3299 (struct c_label_list): Don't define.
3300 (struct c_label_context_se): Don't define.
3301 (struct c_label_context_vm): Don't define.
3302 (struct c_spot_bindings): Declare.
3303 (c_bindings_start_stmt_expr): Declare.
3304 (c_bindings_end_stmt_expr): Declare.
3305 (lookup_label_for_goto): Declare.
3306 (c_get_switch_bindings, c_release_switch_bindings): Declare.
3307 (c_check_switch_jump_warnings): Declare.
3308 (label_context_stack_se, label_context_stack_vm): Don't declare.
3309 (c_finish_goto_label): Update declaration.
3310 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
3311 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
3312 (Warning Options): Document -Wjump-misses-init.
3314 2009-06-15 Jakub Jelinek <jakub@redhat.com>
3316 * tree-object-size.c (addr_object_size): Fix a pasto in the last
3319 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
3321 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
3323 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
3325 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
3327 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
3329 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
3331 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
3333 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
3334 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
3335 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
3336 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
3337 * dwarf2asm.c (dw2_force_const_mem): Update call to
3339 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
3340 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
3341 * langhooks.c (lhd_comdat_group): Remove.
3342 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
3343 * tree.h (DECL_COMDAT_GROUP): New.
3344 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
3345 (tree_decl_with_vis): Add comdat_group. Remove one_only.
3346 (make_decl_one_only): Change signature.
3347 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
3349 (make_decl_one_only): Change signature.
3350 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
3352 2009-06-15 Richard Guenther <rguenther@suse.de>
3355 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
3357 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3359 * tree-ssa-math-opts.c: Remove extra divide.
3361 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3363 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
3365 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3367 * passes.c: Add bswap pass.
3368 * tree-pass.h: Add pass_optimize_bswap declaration.
3369 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
3370 Include rtl.h, expr.h and optabs.h for optab_handler check.
3371 (struct symbolic_number, pass_optimize_bswap): New definition.
3372 (do_shift_rotate, verify_symbolic_number_p): New functions.
3373 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
3374 (gate_optimize_bswap): New function.
3375 * tree.c (widest_int_cst_value): New function.
3376 * tree.h (widest_int_cst_value): Prototype added.
3378 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
3380 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
3381 REG_EQUAL/REG_EQUIV notes.
3383 2009-06-14 Richard Guenther <rguenther@suse.de>
3386 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
3387 has its address taken if NRV was applied and it is addressable.
3388 * tree-ssa-structalias.c (get_constraint_for_address_of): New
3389 function split out from ...
3390 (get_constraint_for_1): ... here.
3391 (handle_rhs_call): Use it to mark the return slot escaped if
3392 it is addressable and NRV was applied.
3394 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
3396 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
3397 Change first argument type to location_t.
3398 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
3399 Do not set input_location.
3400 Use loc instead of input_location throughout.
3402 2009-06-13 Richard Guenther <rguenther@suse.de>
3404 PR tree-optimization/40421
3405 * tree-predcom.c (should_unroll_loop_p): Remove.
3406 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
3408 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
3410 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3411 Add location argument.
3413 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
3415 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
3417 * config/s390/s390.c (s390_build_builtin_va_list): Same.
3418 (s390_gimplify_va_arg): Pass location to create_artificial_label.
3419 * config/spu/spu-protos.h: Add location to
3420 spu_resolve_overloaded_builtin.
3421 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
3422 spu_build_builtin_va_list.
3423 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
3424 argument. Pass location to build_function_call_vec.
3425 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
3427 (emit_fpu_switch): Same.
3428 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
3429 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
3430 to build_decl and create_artificial_label.
3431 (xtensa_gimplify_va_arg_expr): Same.
3432 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
3433 (xstormy16_gimplify_va_arg_expr): Same.
3434 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
3435 * config/arm/arm.c (arm_build_builtin_va_list): Same.
3436 * config/mips/mips.c (mips_build_builtin_va_list): Same.
3437 (mips16_build_function_stub): Same.
3438 (mips16_build_call_stub): Same.
3440 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
3443 * arm/constraints.md (Pa, Pb): New constraints.
3444 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
3445 split pattern to deal with them.
3447 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
3449 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
3450 fix index entry for -Xpreprocessor.
3452 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
3454 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3455 Add location argument to build_decl call.
3456 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
3457 (rs6000_init_builtins): Same.
3458 (spe_init_builtins): Same.
3459 (rs6000_gimplify_va_arg): Add location argument to
3460 create_artificial_label call.
3462 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
3464 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
3465 * combine-stack-adj.c (pass_stack_adjustments): Use it.
3466 * Makefile.in: Fix GGC dependency for gcse.o.
3468 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
3470 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
3471 * gimple-pretty-print.c (dump_gimple_stmt): Same.
3472 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
3474 * c-parser.c (c_parser_binary_expression): Use current column while
3475 building binary operations.
3476 * common.opt (fshow-column): Enable by default.
3477 * tree-vrp.c (check_array_ref): Use warning_at.
3478 (check_array_bounds): Use location from call back if expr has no
3480 * tree.h: Add location argument to maybe_fold_*.
3481 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
3482 (maybe_fold_offset_to_array_ref): Add location argument and use it.
3483 (maybe_fold_offset_to_component_ref): Same.
3484 (maybe_fold_offset_to_reference): Same.
3485 (maybe_fold_offset_to_address): Same.
3486 (maybe_fold_stmt_indirect): Same.
3487 (maybe_fold_stmt_addition): Same.
3488 (fold_stmt_r): Pass location to maybe_fold_*.
3489 (fold_gimple_assign): Same.
3490 * c-tree.h: Add location argument to finish_decl,
3491 default_function_array_conversion, store_init_value.
3492 * c-decl.c (define_label): Use error_at.
3493 (c_make_fname_decl): Pass location to finish_decl.
3494 (finish_decl): New location argument.
3495 (build_compound_literal): Pass location to store_init_value.
3496 (grokdeclarator): Pass location to finish_decl.
3498 * c-typeck.c (array_to_pointer_conversion): New location argument.
3499 (function_to_pointer_conversion): Same.
3500 (default_function_array_conversion): Same.
3501 (parser_build_unary_op): Pass location to overflow_warning.
3502 (parser_build_binary_op): Same. Use warning_at.
3503 (build_unary_op): Pass location to array_to_pointer_conversion.
3504 (build_c_cast): Pass location to digest_init.
3505 (build_modify_expr): New location argument.
3506 (convert_for_assignment): Same.
3507 (store_init_value): Same.
3508 (digest_init): Same.
3509 (output_init_element): Pass location to digest_init and
3510 array_to_pointer_conversion.
3511 (c_finish_return): Pass location to convert_for_assignment.
3512 * gimplify.c (gimplify_conversion): Pass location to
3513 maybe_fold_offset_to_address.
3514 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
3515 to maybe_fold_stmt_addition.
3516 * c-omp.c (c_finish_omp_atomic): Pass new location to
3518 (c_finish_omp_for): Same.
3519 * c-common.c (overflow_warning): New argument.
3520 * c-common.h: New argument to build_modify_expr, overflow_warning.
3521 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
3523 (c_parser_initializer): Pass location to
3524 default_function_array_conversion.
3525 (c_parser_initelt): Same.
3526 (c_parser_initval): Same.
3527 (c_parser_asm_operands): Same.
3528 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
3529 (c_parser_conditional_expression): Same.
3530 (c_parser_binary_expression): Add location info to stack. Use it.
3531 (c_parser_unary_expression): Pass location to
3532 default_function_array_conversion, parser_build_unary_op,
3533 build_indirect_ref, c_parser_postfix_expression_after_primary.
3534 (c_parser_postfix_expression_after_primary): New location argument.
3536 (c_parser_expression_conv): Pass location to
3537 default_function_array_conversion.
3538 (c_parser_expr_list): Same.
3539 (c_parser_omp_atomic): Same.
3540 (c_parser_omp_for_loop): Same.
3541 * c-tree.h: (struct c_declarator): Add comment to id_loc.
3542 (build_array_declarator): New argument.
3543 * c-decl.c (build_array_declarator): Add location argument.
3544 (grokdeclarator): Set id_loc for cdk_array.
3545 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
3546 build_array_declarator.
3547 * tree.c (build_omp_clause): Add location argument.
3548 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
3549 (OMP_CLAUSE_LOCATION): New macro.
3550 (struct tree_omp_clause): Add location field.
3551 (build_omp_clause): Add argument.
3552 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
3553 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
3555 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
3556 (cp_parser_omp_clause_collapse): Same.
3557 (cp_parser_omp_clause_default): Same.
3558 (cp_parser_omp_clause_if): Same.
3559 (cp_parser_omp_clause_nowait): Same.
3560 (cp_parser_omp_clause_num_threads): Same.
3561 (cp_parser_omp_clause_ordered): Same.
3562 (cp_parser_omp_clause_schedule): Same.
3563 (cp_parser_omp_clause_untied): Same.
3564 (cp_parser_omp_for_loop): Same.
3565 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
3566 * c-tree.h (c_start_case): Add location argument.
3567 (c_process_expr_stmt): Same.
3568 (c_finish_goto_*): Same.
3569 * tree-parloops.c (initialize_reductions): Pass location to
3571 (create_parallel_loop): Same.
3572 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
3573 (gfc_trans_omp_reduction_list): Same.
3574 (gfc_trans_omp_clauses): Same.
3575 (gfc_trans_omp_do): Same.
3576 * c-typeck.c (c_finish_goto_label): Same.
3577 (c_finish_goto_ptr): New location argument.
3578 (c_start_case): Same.
3579 (emit_side_effect_warnings): Same.
3580 (c_process_expr_stmt): Same.
3581 (c_finish_stmt_expr): Same.
3582 (c_finish_omp_clauses): Use error_at instead of error.
3583 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
3585 * c-omp.c (c_split_parallel_clauses): New location argument.
3586 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
3587 to build_omp_clause.
3588 (convert_local_reference_stmt): Same.
3589 (convert_gimple_call): Same.
3590 * c-common.h (c_split_parallel_clauses): New argument.
3591 * c-parser.c (c_parser_statement_after_labels): Pass location to
3592 c_finish_goto_label.
3593 (c_parser_switch_statement): Pass location to c_start_case.
3594 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
3595 and c_process_expr_stmt.
3596 (c_parser_omp_variable_list): Add location argument.
3597 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
3598 (c_parser_omp_clause_default): Same.
3599 (c_parser_omp_clause_if): Same.
3600 (c_parser_omp_clause_num_threads): Same.
3601 (-c_parser_omp_clause_ordered): Same.
3602 (c_parser_omp_clause_reduction): Pass location to
3603 c_parser_omp_variable_list.
3604 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
3605 (c_parser_omp_clause_untied): Same.
3606 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
3607 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
3609 * c-tree.h (check_for_loop_decls, undeclared_variable,
3610 build_component_ref, build_array_ref, build_external_ref,
3611 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
3612 build_conditional_expr, build_compound_expr, c_cast_expr,
3613 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
3614 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
3616 * c-semantics.c (build_stmt): Same.
3617 (build_case_label): Same.
3618 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
3619 (undeclared_variable): New argument.
3621 (lookup_label): Pass location on down.
3622 (define_label): Same.
3623 (finish_decl): Same.
3624 (build_compound_literal): Same.
3625 (finish_struct): Same.
3626 (finish_function): Do not set location here.
3627 (check_for_loop_decls): New argument.
3628 * tree.c (save_expr): Set location.
3629 (build_empty_stmt): New argument.
3630 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
3631 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
3632 * builtins.c (gimplify_va_arg_expr): Use locations.
3633 (expand_builtin_sync_operation): Same.
3634 * c-typeck.c (build_component_ref): New argument.
3635 (build_array_ref): Same.
3636 (build_external_ref): Same.
3637 (c_expr_sizeof_expr): Same.
3638 (c_expr_sizeof_type): Same.
3639 (parser_build_unary_op): Same.
3640 (build_conditional_expr): Same.
3641 (build_compound_expr): Pass location on down.
3642 (build_compound_expr): New argument.
3643 (build_c_cast): Same.
3644 (c_cast_expr): Same.
3645 (build_asm_expr): Same.
3646 (c_finish_return): Same.
3647 (c_process_expr_stmt): Pass location on down.
3648 (c_finish_stmt_expr): New argument.
3649 (push_clenaup): Same.
3650 (c_finish_omp_parallel): Same.
3651 (c_finish_omp_task): Same.
3652 * gimplify.c (gimplify_call_expr): Pass location on down.
3653 * c-omp.c (c_finish_omp_master): New argument.
3654 (c_finish_omp_critical): Same.
3655 (c_finish_omp_ordered): Same.
3656 (c_finish_omp_barrier): Same.
3657 (-c_finish_omp_taskwait): Same.
3658 (c_finish_omp_atomic): Same.
3659 (c_finish_omp_flush): Same.
3660 * tree-inline.c (copy_tree_body_r): Pass location on down.
3661 (inline_forbidden_p): Remove use of input_location.
3662 * c-gimplify.c (c_build_bind_expr): New argument.
3663 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
3664 (c_sizeof_or_alignof_type): New argument.
3665 (c_alignof_expr): Same.
3666 (build_va_arg): Same.
3667 (c_add_case_label): Same.
3668 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
3669 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
3670 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
3671 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
3672 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
3673 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
3675 * stub-objc.c (objc_build_selector_expr): Same.
3676 (objc_build_throw_stmt): Same.
3677 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
3678 (c_parser_initelt): Same.
3679 (c_parser_compound_statement): Same.
3680 (c_parser_compound_statement_nostart): Same.
3681 (c_parser_label): Same.
3682 (c_parser_statement_after_labels): Same.
3683 (c_parser_if_body): Same.
3684 (c_parser_else_body): Same.
3685 (c_parser_if_statement): Same.
3686 (c_parser_switch_statement): Same.
3687 (c_parser_while_statement): Same.
3688 (c_parser_do_statement): Same.
3689 (c_parser_for_statement): Same.
3690 (c_parser_asm_statement): Same.
3691 (c_parser_conditional_expression): Same.
3692 (c_parser_binary_expression): Same.
3693 (c_parser_cast_expression): Same.
3694 (c_parser_unary_expression): Same.
3695 (c_parser_sizeof_expression): Same.
3696 (c_parser_alignof_expression): Same.
3697 (c_parser_postfix_expression): Same.
3698 (c_parser_expression): Same.
3699 (c_parser_objc_receiver): Same.
3700 (c_parser_omp_variable_list): Same.
3701 (c_parser_omp_structured_block): Same.
3702 (c_parser_omp_atomic): New argument.
3703 (c_parser_omp_barrier): Same.
3704 (c_parser_omp_critical): Same.
3705 (c_parser_omp_flush): Pass location on down.
3706 (c_parser_omp_for_loop): New argument.
3707 (c_parser_omp_for): Same.
3708 (c_parser_omp_master): Same.
3709 (c_parser_omp_ordered): Same.
3710 (c_parser_omp_sections_scope): Same.
3711 (c_parser_omp_sections): Same.
3712 (c_parser_omp_parallel): Same.
3713 (c_parser_omp_single): Same.
3714 (c_parser_omp_task): Same.
3715 (c_parser_omp_taskwait): Pass location on down.
3716 (c_parser_omp_construct): Same.
3717 (c_parser_omp_threadprivate): Same.
3718 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
3719 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
3720 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
3721 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
3722 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
3723 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
3724 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
3725 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
3726 config/i386/i386.c, stmt.c:
3727 Add location argument to the following function definitions and/or
3728 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
3729 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
3730 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
3731 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
3732 do_case, c_finish_bc_stmt, build_compound_literal,
3733 build_function_call.
3734 * c-decl.c (build_compound_literal): Add location argument.
3735 Make all diagnostic calls use location.
3736 (start_struct): Same.
3737 (finish_struct): Same.
3739 (build_enumerator): Same.
3740 (start_function): Same.
3741 (grokdeclarator): Make all diagnostic calls use location.
3742 (store_parm_decls_oldstyle): Same.
3743 * c-typeck.c (build_function_call): Add location argument.
3744 Make all diagnostic calls use location.
3746 (c_finish_bc_stmt): Same.
3747 * tree-nested.c (get_trampoline_type): Add argument.
3748 Pass location to build_decl.
3749 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
3750 * rtl.h (RTL_LOCATION): New.
3751 * c-common.c (c_add_case_label): Add location argument.
3752 Make all diagnostic calls use location.
3753 * c-common.h: Add location argument to make_fname_decl, do_case,
3754 c_add_case_label, build_function_call, resolve_overloaded_builtin.
3755 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
3756 Set it appropriately for every case. Pass enum_loc to start_enum
3757 call. Pass value_loc first to build_enumerator. Pass enum_loc to
3759 (c_parser_struct_or_union_specifier): Save location. Use it for
3760 start_struct, finish_struct, and parser_xref_tag.
3762 2009-06-12 Ian Lance Taylor <iant@google.com>
3764 * fold-const.c (fold_unary): Rename local variable and to and_expr.
3766 * c-opts.c (c_common_handle_option): For -Wc++-compat set
3767 cpp_opts->warn_cxx_operator_names.
3769 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
3772 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
3773 is returns NULL and OP is a VCE, look through the VCE.
3775 2009-06-12 Ian Lance Taylor <iant@google.com>
3778 * collect2.c (main): Use CONST_CAST2 in code inside #if
3779 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
3781 2009-06-12 Joey Ye <joey.ye@intel.com>
3784 * cfgexpand.c (get_decl_align_unit): Update
3785 max_used_stack_slot_alignment with align instead of
3786 stack_alignment_needed.
3788 * function.c (assign_stack_local_1): Update
3789 max_used_stack_slot_alignment with alignment_in_bits instead
3790 of stack_alignment_needed.
3791 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
3794 2009-06-12 Jakub Jelinek <jakub@redhat.com>
3796 * dwarf2out.c (last_var_location_insn): New variable.
3797 (dwarf2out_end_epilogue): Clear last_var_location_insn.
3798 (dwarf2out_var_location): Don't record anything after last real
3799 insn. Only change labels if there were any real instructions
3800 in between last note and this one, or if changed sections.
3802 2009-06-11 Richard Henderson <rth@redhat.com>
3804 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
3805 note when storing the frame pointer in a register.
3806 (FRP): Don't redefine to nothing for epilogue.
3807 (alpha_expand_epilogue): Mark register and sp restores.
3808 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
3810 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
3811 when gen_lowpart is needed.
3813 2009-06-11 Richard Henderson <rth@redhat.com>
3815 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
3817 * dwarf2out.c (need_data_align_sf_opcode): New.
3818 (div_data_align): Move earlier.
3819 (def_cfa_1, reg_save): Use it.
3821 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
3823 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
3824 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
3825 (ix86_handle_option): Handle OPT_mcrc32.
3826 (ix86_target_string): Add -mcrc32.
3827 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
3829 * config/i386/i386.h (TARGET_CRC32): New.
3831 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
3832 (sse4_2_crc32di): Likewise.
3834 * config/i386/i386.opt (mcrc32): New.
3836 * doc/invoke.texi: Document -mcrc32.
3838 2009-06-11 Richard Henderson <rth@redhat.com>
3840 * common.opt (gdwarf-): Accept a version number.
3841 * doc/invoke.texi (gdwarf-): Update docs.
3842 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
3843 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
3844 version level, and record it.
3846 * dwarf2.h (DW_CIE_VERSION): Remove.
3847 * dwarf2out.c (DWARF_VERSION): Remove.
3848 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
3849 (output_call_frame_info): Use CIE version 3 for dwarf3,
3850 or if the return register column is out of range for version 1.
3851 (dwarf_stack_op_name): Add all dwarf3 values.
3852 (DEBUG_PUBTYPES_SECTION): New.
3853 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
3854 encoding change for dwarf3.
3855 (output_die) [dw_val_class_die_ref]: Likewise.
3856 (output_compilation_unit_header): Emit correct version for dwarf3.
3857 (output_line_info): Likewise.
3858 (output_pubnames): Update for DWARF_VERSION removal.
3859 (output_aranges): Likewise.
3860 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
3861 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
3862 (dwarf2out_finish): Likewise.
3864 2009-06-11 David Daney <ddaney@caviumnetworks.com>
3866 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
3869 2009-06-11 David Daney <ddaney@caviumnetworks.com>
3872 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
3873 * builtins.c (expand_builtin_unreachable): New function.
3874 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
3875 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
3876 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
3878 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
3879 searching for missing barriers.
3881 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3883 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
3884 when -fprofile-generate* was passed.
3885 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
3887 2009-06-11 Anthony Green <green@moxielogic.com>
3889 * config/moxie/moxie.md: Define length attribute for all instructions.
3891 (*b<cond:code>): Support limited branch ranges for new PC-relative
3892 branch instructions.
3893 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
3895 2009-06-11 Jakub Jelinek <jakub@redhat.com>
3897 * config/i386/i386.c (min_insn_size): Use get_attr_length
3898 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
3901 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
3902 instead of emit_insn_before.
3904 2009-06-10 Ian Lance Taylor <iant@google.com>
3907 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
3910 2009-06-10 Revital Eres <eres@il.ibm.com>
3912 * passes.c (init_optimization_passes): Reschedule
3913 predictive-commoning pass before complete unroll pass.
3915 2009-06-10 Martin Jambor <mjambor@suse.cz>
3917 * cgraph.c (cgraph_node_can_be_local_p): New function.
3918 (cgraph_make_node_local): New function.
3919 * cgraph.h (cgraph_node_can_be_local_p): Declare.
3920 (cgraph_make_node_local): Declare.
3922 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
3924 * tree.h (tree_base): Add packed_flag and user_align fields.
3925 Decrease size of spare field.
3926 (TYPE_USER_ALIGN): Use user_align from tree_base.
3927 (DECL_USER_ALIGN): Likewise.
3928 (TYPE_PACKED): Use packed_flag from tree_base.
3929 (DECL_PACKED): Likewise.
3930 (tree_type): Delete packed_flag and user_align fields. Widen
3931 precision field. Widen mode field and shuffle fields to align
3932 mode on an 8-bit boundary.
3933 (tree_decl_common): Delete decl_flag_1 and user_align fields.
3934 Renumber decl_flag_* fields. Fix comments. Widen
3935 decl_common_unused field.
3936 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
3937 (DECL_EXTERNAL): Likewise.
3938 (DECL_BIT_FIELD): Likewise.
3939 (DECL_NONADDRESSABLE_P): Likewise.
3940 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
3941 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
3943 2009-06-10 Ian Lance Taylor <iant@google.com>
3945 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
3946 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
3947 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
3948 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
3949 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
3950 DEF_VEC_ALLOC_FUNC_P.
3951 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
3952 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
3953 DEF_VEC_ALLOC_FUNC_O.
3954 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
3955 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
3956 DEF_VEC_ALLOC_FUNC_I.
3957 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
3958 (vec_stack_p_reserve_exact_1): Declare.
3959 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
3960 (vec_stack_free): Declare.
3961 (VEC_stack_alloc): Define.
3962 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
3963 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
3964 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
3965 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
3967 (stack_vecs): New static variable.
3968 (vec_stack_p_reserve_exact_1): New function.
3969 (vec_stack_o_reserve_1): New static function.
3970 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
3971 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
3972 (vec_stack_free): New function.
3973 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
3974 (VEC_df_ref_stack_alloc): Define.
3975 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
3976 DEF_VEC_ALLOC_P_STACK.
3977 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
3978 (struct df_collection_rec): Change _vec fields to VEC. Remove
3980 (df_free_collection_rec): Adjust for new fields.
3981 (df_insn_rescan): Use new df_collection_rec fields.
3982 (df_notes_rescan, df_canonize_collection_rec): Likewise.
3983 (df_ref_create_structure, df_ref_record): Likewise.
3984 (df_get_conditional_uses, df_get_call_refs): Likewise.
3985 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
3986 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
3987 (df_record_exit_block_uses, df_bb_verify): Likewise.
3988 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
3989 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
3990 Remove count parameter. Change return type to void. Change all
3992 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
3993 Remove count parameter. Change return type to void. Change all
3995 (df_install_refs): Change old_vec parameter to VEC. Remove count
3996 parameter. Change all callers.
3997 (df_install_mws): Change old_vec parameter to VEC. Remove count
3998 parameter. Change all callers.
3999 (df_refs_verify): Change new_rec parameter to VEC. Change call
4001 (df_mws_verify): Likewise.
4003 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
4005 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
4007 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
4009 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
4011 2009-06-10 Anthony Green <green@moxielogic.com>
4013 * config/moxie/crti.asm: New file.
4014 * config/moxie/crtn.asm: New file.
4015 * config/moxie/moxie.c: New file.
4016 * config/moxie/moxie.h: New file.
4017 * config/moxie/sfp-machine.h: New file.
4018 * config/moxie/moxie-protos.h: New file.
4019 * config/moxie/t-moxie: Created.
4020 * config/moxie/t-moxie-softfp: Created.
4021 * config/moxie/moxie.md: Created.
4022 * config/moxie/constraints.md: Created.
4023 * config.gcc: Add moxie support.
4024 * doc/md.texi (Machine Constraints): Add moxie constraints.
4025 * doc/contrib.texi (Contributors): Mention moxie port.
4026 * doc/install.texi (Specific): Mention the moxie port.
4028 2009-06-09 Ian Lance Taylor <iant@google.com>
4030 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
4032 * optabs.c (optab_table): Only use designated initializers if
4033 HAVE_DESIGNATED_INITIALIZERS is defined.
4034 (convert_optab_table): Likewise.
4035 (init_optabs): Always call init_insn_codes if
4036 HAVE_DESIGNATED_INITIALIZERS is not defined.
4038 2009-06-09 Ian Lance Taylor <iant@google.com>
4040 * targhooks.c (default_builtin_vectorized_function): Change fn
4041 parameter to unsigned int.
4042 (default_builtin_vectorized_conversion): Change code parameter to
4044 (default_builtin_reciprocal): Change fn parameter to unsigned int.
4045 * targhooks.h: Update declarations.
4046 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
4047 parameter to unsigned int.
4049 * c-typeck.c (comptypes_check_enum_int): New static function.
4050 (comptypes_internal): Add enum_and_int_p parameter. Change all
4052 (comp_target_types): Add location parameter. Change all callers.
4053 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
4055 (function_types_compatible_p, type_lists_compatible_p): Likewise.
4056 (build_conditional_expr): Add colon_loc parameter. Change all
4058 (convert_for_assignment): Add location parameter. Change all callers.
4059 * c-parser.c (c_parser_conditional_expression): Pass location of
4060 colon to build_conditional_expr.
4061 * c-tree.h (build_conditional_expr): Update declaration.
4063 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
4065 * graphite.c: Revert previous patch.
4067 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
4070 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
4072 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
4074 * tree-ssa-loop-prefetch.c
4075 (loop_prefetch_arrays): Fixed a portability problem in printf format
4078 2009-06-09 Martin Jambor <mjambor@suse.cz>
4080 PR tree-optimization/40351
4081 * tree-sra.c (propagate_subacesses_accross_link): Check that a
4082 refrence to a potential artifical subaccess can be constructed.
4084 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
4086 * config/sh/sh-protos.h (sh_optimization_options): Declare.
4087 (sh_override_options): Likewise.
4088 * config/sh/sh.c: Include params.h.
4089 (sh_optimization_options): New.
4090 (sh_override_options): Likewise.
4091 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
4092 (OVERRIDE_OPTIONS): Use sh_override_options.
4094 2009-06-08 Jakub Jelinek <jakub@redhat.com>
4096 * dwarf2out.c (emit_cfa_remember): New variable.
4097 (add_fde_cfi): If emit_cfa_remember, recurse to add
4098 DW_CFA_remember_state first.
4099 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
4100 instead just set emit_cfa_remember.
4102 2009-06-08 Jan Hubicka <jh@suse.cz>
4105 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
4107 2009-06-08 Jan Hubicka <jh@suse.cz>
4110 * cgraphunit.c (save_inline_function_body): Do not copy transform
4111 hooks for saved inline bodies.
4112 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
4115 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
4117 * jump.c (returnjump_p): Handle delayed branches. Add missing
4120 2009-06-08 Jan Hubicka <jh@suse.cz>
4123 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
4124 original node might've been modified.
4125 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
4127 2009-06-08 Jakub Jelinek <jakub@redhat.com>
4129 * tree-object-size.c (addr_object_size): Add OSI argument.
4130 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
4131 (compute_builtin_object_size, expr_object_size): Adjust callers.
4132 (plus_stmt_object_size): Call addr_object_size instead of
4133 compute_builtin_object_size.
4135 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
4136 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4138 * tree-ssa-loop-prefetch.c
4139 (gather_memory_references): Introduced a counter for the number of
4141 (anything_to_prefetch_p): Introduced a counter for the number of
4143 (is_loop_prefetching_profitable): New function with a cost model
4145 (loop_prefetch_arrays): Use the new cost model to determine if
4146 prefetching is profitable.
4147 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
4148 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4149 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
4150 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4151 * doc/invoke.texi (MIN_INSN_TO_PREFETCH_RATIO,
4152 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4154 2009-06-08 Michael Matz <matz@suse.de>
4157 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
4158 partitions use the same.
4159 (expand_one_var): Deal with DECL_RTL sometimes begin set also
4160 for basevars of SSA_NAMEs.
4161 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
4162 to not expand them twice.
4163 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
4166 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
4168 * common.opt (fcompare-debug=, fcompare-debug-second): New.
4169 (fdump-final-insns=, gtoggle): New.
4170 * doc/invoke.texi: Document them.
4171 * final.c (rest_of_clean_state): Dump final insn stream.
4172 * gcc.c (invoke_as): Hook in -fcompare-debug.
4173 (static_spec_functions): Add compare-debug-dump-opt,
4174 compare-debug-self-opt and compare-debug-auxbase-opt.
4175 (compare_debug, compare_debug_second, compare_debug_opt): New.
4176 (switches_debug_check, n_switches_debug_check): New.
4177 (debug_auxbase_opt, debug_check_temp_file): New.
4178 (process_command): Handle -fno-compare-debug, -fcompare-debug and
4180 (do_self_spec): Handle arguments after switches.
4181 (do_spec_1): Add .gk extension to temp file basenames for compare.
4182 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
4183 (cc1_options): Use it instead of normal auxbase computation for
4184 the second compare-debug compilation.
4185 (compare_files): New.
4186 (main): Set up and implement compare debug mode.
4187 (compare_debug_dump_opt_spec_function): New.
4188 (compare_debug_self_opt_spec_function): New.
4189 (compare_debug_auxbase_opt_spec_function): New.
4190 * toplev.c (process_options): Handle flag_gtoggle,
4191 flag_dump_final_insns.
4192 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
4193 during -fcompare-debug-second compilation.
4195 2009-06-07 Ian Lance Taylor <iant@google.com>
4197 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
4198 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
4200 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
4201 with no default node. Change warning with %H to warning_at.
4202 Don't clear warn_switch around case checking.
4203 * doc/invoke.texi (Warning Options): Clarify distinction between
4204 -Wswitch and -Wswitch-enum.
4206 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4208 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
4210 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4212 * gbl-ctors.h: Add header guard.
4214 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4216 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
4217 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
4218 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
4219 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
4220 prototypes for removed functions.
4221 (expressions_equal_p): Move to ...
4222 * tree-ssa-sccvn.h: ... here and ...
4223 * matrix-reorg.c: ... adjust includes.
4225 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4227 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
4229 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4231 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
4232 (finish_function): Remove erroneous whitespace.
4234 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4236 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
4237 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
4239 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4241 * errors.c (internal_error): Commentary typo fix.
4242 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
4243 * tree-ssa-pre.c: Ditto.
4245 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4247 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
4248 them is supposed to hold actual statements.
4250 2009-06-06 Ian Lance Taylor <iant@google.com>
4252 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
4253 empty statements can now have attributes.
4255 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
4257 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
4258 * config/mips/mips.md: Ditto.
4260 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
4262 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
4264 (__eabi_uconvert): Likewise.
4266 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
4268 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
4269 CFI_* definitions with IN_GCC.
4271 2009-06-05 David Edelsohn <edelsohn@gnu.org>
4273 * xcoffout.h (xcoffout_source_line): Update prototype.
4275 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4277 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
4278 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
4280 2009-06-05 Jakub Jelinek <jakub@redhat.com>
4283 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
4284 inlined_function_outer_scope_p blocks for artificial inlines
4286 * tree.c (tree_nonartificial_location): Rewrite using
4287 block_nonartificial_location.
4289 2009-06-05 Revital Eres <eres@il.ibm.com>
4290 Leehod Baruch <leehod@il.ibm.com>
4292 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
4293 (expand_expr_real_1): Remove comment.
4294 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
4295 Vectorize misaligned access when the target supports it.
4296 (vect_supportable_dr_alignment): Check for unaligned access support.
4297 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
4300 2009-06-05 Julian Brown <julian@codesourcery.com>
4302 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
4303 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
4305 2009-06-05 Richard Guenther <rguenther@suse.de>
4308 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
4311 2009-06-05 Jakub Jelinek <jakub@redhat.com>
4313 * config/s390/s390.c (global_not_special_regno_p): New static inline.
4314 (save_gprs): Don't tell unwinder when a global register is saved.
4315 (s390_emit_epilogue): Emit needed epilogue unwind info.
4317 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
4319 * dwarf2out.c (deferred_asm_name): New.
4320 (add_name_and_src_coords_attributes): Defer creation of
4321 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
4323 (move_linkage_attr): New.
4324 (dwarf2out_finish): Revisit deferrals and emit attributes at the
4327 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
4329 * tree-nested.c (finalize_nesting_tree_1): Declare the
4330 frame_decl in the binding tree.
4332 2009-06-04 Cary Coutant <ccoutant@google.com>
4334 * basic-block.h (struct basic_block_def): Add discriminator field.
4335 * dbxout.c (dbxout_source_line): Add new parameter. Change all
4337 * debug.c (do_nothing_debug_hooks): Add additional entry.
4338 (debug_nothing_int_charstar_int): New function.
4339 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
4340 (debug_nothing_int_charstar_int): New declaration.
4341 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
4342 discriminator value in .loc directive.
4343 * final.c (last_discriminator): New variable.
4344 (discriminator): New variable.
4345 (final_start_function): Initialize above variables, pass current
4346 discriminator to debug hook.
4347 (notice_source_line): Check for discriminator change.
4348 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
4349 * sdbout.c (sdbout_source_line): New parameter.
4350 * tree-cfg.c (struct locus_discrim_map): New structure type.
4351 (discriminator_per_locus): New hash table.
4352 (build_gimple_cfg): Allocate and free discriminator hash table.
4353 (make_edges): Call assign_discriminator.
4354 (locus_map_hash): New function.
4355 (locus_map_eq): New function.
4356 (next_discriminator_for_locus): New function.
4357 (same_line_p): New function.
4358 (assign_discriminator): New function.
4359 (make_cond_expr_edges): Call assign_discriminator.
4360 (make_gimple_switch_edges): Likewise.
4361 (first_non_label_stmt): New function.
4362 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
4364 * xcoffout.c (xcoffout_source_line): Add new parameter.
4366 * configure.ac (gcc_cv_as_discriminator): New configury check for
4367 gas support for discriminator.
4368 * configure: Regenerate.
4369 * config.in: Regenerate.
4371 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4373 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
4374 val after checking for integers.
4376 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
4378 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
4380 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
4381 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
4382 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
4383 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
4384 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
4385 X64_SSE_REGPARM_MAX.
4386 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
4387 X64_SSE_REGPARM_MAX.
4389 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4391 * gcc.c (report_times_to_file): New.
4392 (execute): Implement it.
4393 (process_command): Support -time=.
4394 * doc/invoke.texi: Document it.
4396 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4398 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
4399 that have value exprs.
4401 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4403 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
4404 declarations for constants until...
4405 (dw2_output_indirect_constant_1): ... this point.
4407 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
4410 * arm.md (arm_addsi3): Don't try to split an add with an
4411 eliminable register until after reload has completed.
4413 2009-06-03 Ian Lance Taylor <iant@google.com>
4415 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
4416 * genattrtab.c (write_length_unit_log): Likewise.
4417 * genchecksum.c (dosum): Likewise.
4418 * gengtype.c (write_rtx_next): Likewise.
4419 (finish_root_table, write_roots): Likewise.
4420 * gimple.c (gimple_ops_offset_): Likewise.
4421 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
4422 * config/arc/arc.c (arc_attribute_table): Likewise.
4423 * config/arm/arm.c (arm_attribute_table): Likewise.
4424 * config/avr/avr.c (avr_attribute_table): Likewise.
4425 * config/crx/crx.c (crx_attribute_table): Likewise.
4426 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
4427 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
4428 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
4429 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
4430 * config/sh/sh.c (sh_attribute_table): Likewise.
4431 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
4432 * config/spu/spu.c (spu_attribute_table): Likewise.
4433 * config/v850/v850.c (v850_attribute_table): Likewise.
4435 * config/alpha/alpha.c (vms_attribute_table): Make static.
4436 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
4437 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
4438 * config/mips/mips.c (mips_attribute_table): Likewise.
4440 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
4442 (cc1-checksum.o): Likewise.
4444 2009-06-03 Steve Ellcey <sje@cup.hp.com>
4446 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
4448 2009-06-03 Jakub Jelinek <jakub@redhat.com>
4450 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
4451 insn if it is changing sp. Use gen_add3_insn instead of
4452 conditionally gen_addsi3 and gen_adddi3.
4453 (offset_below_red_zone_p): New static inline function.
4454 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
4455 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
4456 * config/rs6000/ppc-asm.h: Include auto-host.h.
4457 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
4458 CFI_RESTORE): Define.
4459 * config/rs6000/crtresxgpr.asm: Add unwind info.
4460 * config/rs6000/crtresxfpr.asm: Likewise.
4461 * config/rs6000/crtresgpr.asm: Likewise.
4462 * config/rs6000/crtresfpr.asm: Likewise.
4463 * config/rs6000/crtsavgpr.asm: Likewise.
4464 * config/rs6000/crtsavfpr.asm: Likewise.
4466 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
4467 argument of DWARF2_FRAME_REG_OUT macros.
4469 2009-06-03 Julian Brown <julian@codesourcery.com>
4471 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
4472 words or less (including TImode) in core registers.
4474 2009-06-03 Richard Guenther <rguenther@suse.de>
4477 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
4479 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
4481 * statistics.c (statistics_counter_event): Do not record event
4482 in pass dump if its number == -1.
4483 (curr_statistics_hash): Add assert that we never get passes
4484 with static number == -1.
4486 2009-06-03 Richard Guenther <rguenther@suse.de>
4487 Andrey Belevantsev <abel@ispras.ru>
4489 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
4490 non-BLKmode arrays addressable.
4492 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
4494 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
4495 * config/m68k/m68k.h: ... here.
4496 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
4499 2009-06-03 Martin Jambor <mjambor@suse.cz>
4501 PR tree-optimization/40323
4502 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
4505 2009-06-03 Richard Guenther <rguenther@suse.de>
4507 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
4510 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
4512 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
4513 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
4514 JUMP_TABLE_DATA_P where applicable.
4515 * config/sh/sh.c: Ditto.
4516 * config/sh/sh.h: Ditto.
4517 * config/sh/sh.md: Ditto.
4518 * config/sh/symbian.c: Ditto.
4520 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
4522 * config/i386/driver-i386.c (describe_cache): Optimize
4523 concatenation of strings. Use snprintf instead of sprintf.
4524 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
4525 target when not compiling with GCC.
4527 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
4529 * config/sh/sh.c: Revert last change.
4530 (sh_expand_epilogue): Emit a blockage insn before the frame
4531 pointer adjustment unconditionally.
4533 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4535 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
4536 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
4537 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
4538 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
4539 to COLLECT_GCC_OPTIONS.
4541 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4543 * collect2.c (target_system_root): New variable.
4544 (main): Handle --sysroot=.
4545 (ignore_library): Strip the sysroot from the library path.
4547 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4549 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
4550 (collect2.o): Depend on collect2-aix.h.
4551 (collect2-aix.o): New rule.
4552 * collect2-aix.h: New file.
4553 * collect2-aix.c: Likewise.
4554 * collect2.c: Include collect2-aix.h. Don't undefine
4555 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
4556 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
4557 Use TARGET_AIX_VERSION instead of _AIX51.
4558 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
4559 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
4560 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
4561 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
4562 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
4564 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4566 * collect2.c (ignore_library): Avoid premature post-increment
4569 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4571 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
4572 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
4573 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
4574 CROSS_DIRECTORY_STRUCTURE too.
4575 (LINK_LIBG_SPEC): Likewise.
4576 (LIB_SPEC): Add %R to sysroot paths.
4577 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
4578 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
4579 * config/rs6000/aix51.h: As for aix43.h.
4580 * config/rs6000/aix52.h: Likewise.
4581 * config/rs6000/aix53.h: Likewise.
4582 * config/rs6000/aix61.h: Likewise.
4583 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
4584 to the beginning of sysroot paths.
4586 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4588 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
4589 INSN_LISTs that are out of the REG_NOTE range.
4591 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4593 * loop-unroll.c (struct iv_to_split): Add pointer to next.
4594 (struct var_to_expand): Likewise.
4595 (struct opt_info): Add head and tail for linked lists of the above.
4596 (analyze_insn_to_expand_var): Initialize next.
4597 (analyze_iv_to_split_insn): Likewise.
4598 (analyze_insns_in_loop): Create linked lists.
4599 (allocate_basic_variable): Simplify for use without hash table.
4600 (insert_var_expansion_initialization): Likewise, make it type-safer.
4601 (combine_var_copies_in_loop_exit): Likewise.
4602 (apply_opt_in_copies): Walk lists rather than hash tables.
4603 (release_var_copies): Simplified and inlined by hand into...
4604 (free_opt_info): ... this function.
4606 2009-06-02 Richard Guenther <rguenther@suse.de>
4608 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
4611 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4613 * cfgexpand.c (gimple_expand_cfg): Discard the source location
4614 only for builtins that are not overridden.
4616 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4618 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
4621 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4623 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
4625 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4627 * combine.c (move_deaths): Compare LUIDs within the same BB only.
4629 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4631 * common.opt (fdump-unnumbered-links): New.
4632 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
4633 * print-rtl.c (flag_dump_unnumbered_links): New.
4634 (print_rtx): Test it.
4636 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
4638 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
4639 push/pop multiple to 8-byte alignment.
4641 2009-06-01 Jakub Jelinek <jakub@redhat.com>
4643 * config/i386/i386.c (queued_cfa_restores): New static variable.
4644 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
4646 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
4647 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
4648 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
4649 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
4650 note unconditionally.
4651 (ix86_emit_restore_regs_using_mov): Likewise.
4652 (ix86_emit_restore_sse_regs_using_mov): Likewise.
4653 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
4654 it through to ix86_emit_restore_reg_using_pop.
4655 (ix86_emit_leave): Add RED_OFFSET argument. Call
4656 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
4657 instead of adding REG_CFA_OFFSET note unconditionally.
4658 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
4659 the above functions. Call ix86_add_queued_cfa_restore_notes when
4662 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
4663 force output of the label even for dwarf2out_do_cfi_asm.
4664 (add_fde_cfi): If -g2 and above and cfi might change CFA,
4665 force creation of CFI label and chain DW_CFA_set_loc jumping to it
4666 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
4668 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
4669 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
4670 dwarf2out_cfi_label callers.
4671 * tree.h (dwarf2out_cfi_label): Adjust prototype.
4672 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
4673 Adjust dwarf2out_cfi_label callers.
4674 * config/vax/vax.c (vax_output_function_prologue): Likewise.
4676 * config/i386/i386.h (struct machine_cfa_state,
4677 struct machine_function): Guard with ifndef USED_FOR_TARGET
4678 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
4681 * emutls.c (__emutls_get_address): Change arr->size to mean number
4682 of allocated arr->data entries instead of # of slots + 1.
4685 * recog.c (peep2_reinit_state): New function.
4686 (peephole2_init_state): Use it at the end of a basic block and also
4687 when seeing a RTX_FRAME_RELATED_P insn.
4689 2009-06-01 Steve Ellcey <sje@cup.hp.com>
4691 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
4692 fixuns_truncrfdi2): New.
4693 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
4694 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
4695 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
4696 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
4697 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
4698 *recip_approx): Remove.
4699 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
4700 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
4701 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
4703 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
4706 2009-06-01 Ian Lance Taylor <iant@google.com>
4708 * attribs.c (register_attribute): Use CONST_CAST.
4709 * collect2.c (main): Use CONST_CAST2.
4710 (scan_prog_file): Likewise.
4711 * gcc.c (process_command, main): Likewise.
4712 * toplev.c (toplev_main): Likewise.
4714 * c-typeck.c (handle_warn_cast_qual): New static function,
4715 partially broken out of build_c_cast.
4716 (build_c_cast): Call handle_warn_cast_qual.
4717 * doc/invoke.texi (Warning Options): Document new effect of
4720 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
4722 * diagnostic.c (diagnostic_build_prefix): Always print columns.
4723 (diagnostic_report_current_module): Print columns.
4724 * common.opt (flag_show_column): Enable by default.
4726 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
4728 * alias.c (find_base_term): Check for NULL term before returning.
4730 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
4732 Revert due to PR40320:
4733 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
4734 * calls.c (emit_library_call_value_1): Don't force_operand for move
4737 2009-06-01 Olivier Hainque <hainque@adacore.com>
4738 Eric Botcazou <ebotcazou@adacore.com>
4740 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
4741 to be processed as a bitfield for constructor output purposes.
4742 * output.h (initializer_constant_valid_for_bitfield_p): Declare
4744 * varasm.c (oc_local_state): New type, output_constructor
4745 local state to support communication with helpers.
4746 (oc_outer_state): New type, output_constructor outer state of
4747 relevance in recursive calls.
4748 (output_constructor_array_range): New output_constructor helper,
4749 extracted code for an array range element.
4750 (output_constructor_regular_field): New output_constructor helper,
4751 extracted code for an element that is not a bitfield.
4752 (output_constructor_bitfield): New output_constructor helper,
4753 extracted code for a bitfield element. Accept an OUTER state
4754 argument for recursive processing. Recurse on record or array
4755 CONSTRUCTOR values, possibly past noop conversions.
4756 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
4757 VALUE is a valid constant-valued expression for use in a static
4758 bit-field initializer.
4759 (output_constructor): Rework to use helpers. Accept and honor an
4760 OUTER state argument for recursive calls. Return total size. Be
4761 prepared for nested constructors initializing bitfields.
4762 (output_constant): Feed OUTER in calls to output_constructor.
4764 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
4766 * calls.c (emit_library_call_value_1): Don't force_operand for move
4769 2009-06-01 Nick Clifton <nickc@redhat.com>
4771 * doc/invoke.texi (IA-64 Options): Fix typo.
4773 2009-06-01 Ira Rosen <irar@il.ibm.com>
4775 PR tree-optimization/39129
4776 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
4778 (vect_do_peeling_for_loop_bound): Use
4779 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
4780 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
4781 (vect_loop_versioning): Likewise.
4782 (vect_create_cond_for_alias_checks): Fix indentation.
4783 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
4785 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
4786 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
4787 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
4788 "control flow in loop".
4789 (vect_estimate_min_profitable_iters): Use
4790 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
4791 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
4792 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
4793 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
4794 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
4795 statement belongs to a group of strided accesses with the exact code
4797 (vectorizable_load): Likewise.
4798 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
4799 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
4801 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
4803 * config/freebsd-stdint.h: New file.
4804 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
4805 Add freebsd-stdint.h to tm_file.
4807 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
4809 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
4810 (thumb2_extendhidi2): Likewise.
4812 2009-05-31 Ian Lance Taylor <iant@google.com>
4814 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
4816 2009-05-31 Ian Lance Taylor <iant@google.com>
4818 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
4819 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
4820 (ipa-reference.o): Depend upon gt-ipa-reference.h.
4822 2009-05-31 Jason Merrill <jason@redhat.com>
4824 * tree-pretty-print.c (print_call_name): Take the callee, not the
4825 call itself. Make non-static. Use dump_function_name for functions.
4826 (dump_generic_node): Adjust.
4827 * diagnostic.h: Declare print_call_name.
4828 * gimple-pretty-print.c (dump_gimple_call): Use it.
4830 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
4832 * config/sh/sh.md (ashldi3_std): New define_expand.
4835 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
4838 * config/sh/sh.c: Include debug.h.
4839 (sh_expand_epilogue): Emit a blockage insn before the frame
4840 pointer adjustment also when dwarf2out_do_frame returns true.
4842 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
4844 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
4845 (thumb2_extendqidi2): New pattern.
4847 2009-05-31 Ira Rosen <irar@il.ibm.com>
4849 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
4850 mark phis for renaming.
4851 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
4852 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
4853 Call mark_sym_for_renaming.
4854 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
4855 * tree-vect-loop.c (vect_transform_loop): Remove
4856 vect_memsyms_to_rename initialization and a call to
4857 mark_set_for_renaming.
4859 2009-05-31 Jakub Jelinek <jakub@redhat.com>
4862 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
4863 frame related even if !set_cfa && style < 0.
4865 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
4867 * config/i386/mingw-tls.c: New file.
4868 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
4869 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
4870 defining _WIN32 but not __CYGWIN__.
4872 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4874 * configure.ac: Add MPC support.
4876 * config.in, configure: Regenerate.
4878 2009-05-29 Richard Henderson <rth@redhat.com>
4880 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
4881 NOTE_INSN_BASIC_BLOCK.
4882 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
4883 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
4884 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
4886 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
4888 (add_cfi): Disable check redefining cfa away from drap.
4889 (lookup_cfa_1): Add remember argument; handle remember/restore.
4890 (lookup_cfa): Pass remember argument.
4891 (cfa_remember): New.
4892 (compute_barrier_args_size_1): Remove sibcall check.
4893 (dwarf2out_frame_debug_def_cfa): New.
4894 (dwarf2out_frame_debug_adjust_cfa): New.
4895 (dwarf2out_frame_debug_cfa_offset): New.
4896 (dwarf2out_frame_debug_cfa_register): New.
4897 (dwarf2out_frame_debug_cfa_restore): New.
4898 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
4899 (dwarf2out_begin_epilogue): New.
4900 (dwarf2out_frame_debug_restore_state): New.
4901 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
4902 DW_CFA_restore_state.
4903 (output_cfi_directive): Likewise.
4904 (convert_cfa_to_fb_loc_list): Likewise.
4905 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
4906 * dwarf2out.h: Update.
4907 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
4908 (copy_insn_1): Early out for null.
4909 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
4910 and dwarf2out_frame_debug_restore_state.
4911 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
4912 (prologue_insn_hash, epilogue_insn_hash): New.
4913 (free_after_compilation): Adjust freeing accordingly.
4914 (record_insns): Create hash table if needed; push insns into
4915 hash instead of array.
4916 (maybe_copy_epilogue_insn): New.
4917 (contains): Search hash table instead of array.
4918 (sibcall_epilogue_contains): Remove.
4919 (thread_prologue_and_epilogue_insns): Split eh_return insns
4920 and mark them as epilogues.
4921 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
4922 scanning in terms of basic blocks.
4923 * insn-notes.def (CFA_RESTORE_STATE): New.
4924 * jump.c (returnjump_p_1): Accept EH_RETURN.
4925 (eh_returnjump_p_1, eh_returnjump_p): New.
4926 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
4927 CFA_REGISTER, CFA_RESTORE): New.
4928 * rtl.def (EH_RETURN): New.
4929 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
4931 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
4932 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
4934 * config/i386/i386.c (gen_push): Update cfa state.
4935 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
4936 add a CFA_ADJUST_CFA note.
4937 (ix86_dwarf_handle_frame_unspec): Remove.
4938 (ix86_expand_prologue): Update cfa state.
4939 (ix86_emit_restore_reg_using_pop): New.
4940 (ix86_emit_restore_regs_using_pop): New.
4941 (ix86_emit_leave): New.
4942 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
4943 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
4944 * config/i386/i386.h (struct machine_cfa_state): New.
4945 (ix86_cfa_state): New.
4946 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
4947 (eh_return_internal): Merge from eh_return_<mode>,
4948 use eh_return rtx, split w/ epilogue.
4950 2009-05-29 Ian Lance Taylor <iant@google.com>
4952 * builtins.c (validate_gimple_arglist): Don't use va_arg with
4954 * calls.c (emit_library_call_value_1): Likewise.
4956 * c-typeck.c (c_build_va_arg): New function.
4957 * c-tree.h (c_build_va_arg): Declare.
4958 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
4959 instead of build_va_arg.
4961 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
4963 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
4964 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
4965 (ptr_difference_cost): Use affine combinations to compute it.
4966 (difference_cost): Likewise.
4967 (get_computation_cost_at): Compute more accurate cost for addresses
4968 if the ratio is a multiplier allowed in addresses.
4969 For non-addresses, consider that an additional offset or symbol is
4972 2009-05-29 Jakub Jelinek <jakub@redhat.com>
4974 * config/i386/i386.c (ix86_decompose_address): Avoid useless
4975 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
4977 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
4978 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
4979 (prefix_rex): For UNIT_MMX don't imply the prefix by default
4981 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
4982 to 1 for TYPE_SSE{IADD1,CVT1}.
4983 (prefix_vex_imm8): Removed.
4984 (length_vex): Only pass 1 as second argument to
4985 ix86_attr_length_vex_default if prefix_extra is 0.
4986 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
4987 (length): For prefix vex computation use length_immediate
4988 attribute instead of prefix_vex_imm8.
4989 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
4990 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
4991 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
4992 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
4993 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
4994 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
4995 a space in between the operands.
4996 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
4997 if one operand is 0xff and the other one si, di, bp or sp.
4998 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
4999 other one si, di, bp or sp.
5000 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
5001 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
5002 type and mode attributes.
5003 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
5004 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
5005 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
5006 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
5007 prefix_data16 attribute iff MODE_DF.
5008 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
5009 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
5010 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
5011 constm128_operand in length_immediate computation.
5012 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
5013 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
5014 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
5015 length_immediate attribute to 1.
5016 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
5017 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
5018 for certain alternatives.
5019 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
5020 prefix_data16 attribute if MODE_V1DF.
5021 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
5022 length_immediate to 1.
5023 (set_got_rex64, set_rip_rex64): Remove length attribute, set
5024 length_address to 4, set mode attribute to MODE_DI.
5025 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
5026 (fxam<mode>2_i387): Set length attribute to 4.
5027 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
5028 *prefetch_3dnow_rex): Override length_address attribute.
5029 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
5031 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
5032 (constm128_operand): Removed.
5033 * config/i386/i386.c (memory_address_length): For
5034 disp && !index && !base in 64-bit mode account for SIB byte if
5035 print_operand_address can't optimize disp32 into disp32(%rip)
5036 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
5037 for fs: or gs: segment.
5038 (ix86_attr_length_immediate_default): When checking if shortform
5039 is possible, truncate immediate to the length of the non-shortened
5041 (ix86_attr_length_address_default): Ignore MEM_P operands
5043 (ix86_attr_length_vex_default): Only check for DImode on
5044 GENERAL_REG_P operands.
5045 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
5046 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
5047 (sse_cvttps2pi): Clear prefix_rep attribute.
5048 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
5050 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
5051 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
5052 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
5053 iff operand 2 is const_int_operand.
5054 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
5055 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
5056 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
5058 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
5060 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
5061 prefix_data16 attribute for movlpd and movhpd instructions.
5062 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
5063 length_immediate for shufpd instruction.
5064 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
5065 (avx_cmpp<avxmodesuffixf2c><mode>3,
5066 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
5067 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
5068 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
5069 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
5070 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
5071 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
5072 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
5073 prefix_data16 attribute for the first alternative to 1.
5074 (*avx_loadlps): Override length_immediate for the first alternative.
5075 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
5076 attributes for second alternative.
5077 (*vec_concatv2sf_sse4_1): Override length_immediate and
5078 prefix_data16 attributes for second alternative.
5079 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
5080 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
5081 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
5082 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
5083 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
5084 prefix_data16 and length_immediate to 1.
5085 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
5087 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
5088 prefix_extra attribute for variants that don't have 0f prefix alone.
5089 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
5090 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
5091 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
5092 *sse4_1_pextrd): Set length_immediate to 1.
5093 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
5094 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
5096 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
5097 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
5098 length_immediate to 1 for second alternative.
5099 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
5100 prefix_extra and length_immediate attributes for the first
5102 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
5104 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
5105 to 1 for the first and third alternative.
5106 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
5108 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
5110 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
5112 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
5113 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
5114 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
5115 *avx_psign<mode>3): Set prefix_extra attribute to 1.
5116 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
5117 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
5118 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
5119 ssse3_psign<mode>3): Override prefix_rex attribute.
5120 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
5121 (ssse3_palignrti): Override length_immediate to 1.
5122 (ssse3_palignrdi): Override length_immediate to 1, override
5123 prefix_rex attribute.
5124 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
5125 (sse4a_extrqi): Override length_immediate to 2.
5126 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
5127 (sse4a_insertq): Override prefix_data16 to 0.
5128 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
5129 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
5130 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
5131 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
5132 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
5133 and length_immediate to 1.
5134 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
5135 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
5136 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
5137 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
5138 and length_immediate to 1.
5139 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
5140 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
5141 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
5142 avx_ptest256): Override prefix_extra to 1.
5143 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
5144 Override prefix_data16 and length_immediate to 1.
5145 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
5146 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
5147 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
5148 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
5149 prefix_data16 to 0 and prefix_extra to 2.
5150 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
5151 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
5153 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
5154 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
5155 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
5156 and prefix_extra to 2.
5157 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
5158 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
5159 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
5160 avx_vpermilvar<mode>3,
5161 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
5162 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
5163 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
5164 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
5165 Override prefix_extra to 1.
5166 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
5167 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
5168 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
5169 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
5170 prefix_extra and length_immediate to 1.
5171 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
5173 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
5174 to 1 for the first alternative.
5175 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
5176 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
5178 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
5179 *movv2sf_internal_avx, *movv2sf_internal): Override
5180 prefix_rep attribute for certain alternatives.
5181 (*mov<mode>_internal): Override prefix_rep or prefix_data16
5182 attributes for certain alternatives.
5183 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
5184 attributes for certain alternatives.
5185 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
5186 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
5187 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
5188 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
5189 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
5190 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
5191 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
5192 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
5193 length_immediate to 1 if operand 2 is const_int_operand.
5194 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
5195 *vec_extractv2si_1): Set length_immediate attribute to 1.
5196 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
5197 using old 3DNOW insn rather than SSE/3DNOW_A.
5198 (mmx_emms, mmx_femms): Clear modrm attribute.
5200 2009-05-29 Martin Jambor <mjambor@suse.cz>
5202 * tree-sra.c: New implementation of SRA.
5204 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
5205 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
5206 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
5207 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
5208 (SRA_MAX_STRUCTURE_COUNT): Removed.
5209 (SRA_FIELD_STRUCTURE_RATIO): Removed.
5210 * doc/invoke.texi (sra-max-structure-size): Removed.
5211 (sra-field-structure-ratio): Removed.
5213 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5216 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
5219 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
5221 PR rtl-optimization/40101
5222 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
5223 seqno. Adjust comment.
5224 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
5225 inserting bookkeeping before a jump, the jump is not scheduled.
5226 When no positive seqno found, provide a value. Add comment.
5228 2009-05-29 Richard Guenther <rguenther@suse.de>
5230 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
5231 short-cutting on the first component.
5233 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5236 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
5237 for trees other than decls/types.
5239 2009-05-29 Richard Guenther <rguenther@suse.de>
5241 * tree-ssa-operands.c (get_expr_operands): Do not handle
5242 INDIRECT_REFs in the handled-component case. Remove
5243 unused get_ref_base_and_extent case.
5244 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
5245 tree_low_cst and host_integerp where possible.
5246 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
5247 codes for equivalence.
5248 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
5250 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
5252 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
5253 to tmake_file for i[34567]86-*-cygwin*.
5255 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5258 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
5259 (altivec_categorize_keyword, init_vector_keywords,
5260 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
5263 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
5265 * tree.c (handle_dll_attribute): Check if node is
5266 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
5268 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
5270 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
5272 (thumb2_zero_extendqidi2): Likewise.
5274 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
5276 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
5277 instead of gen_movrt.
5278 * config/sh/sh.md (movrt): Remove.
5280 2009-05-28 Steve Ellcey <sje@cup.hp.com>
5282 * doc/invoke.texi (IA-64 Options):
5283 Add -msdata, -mfused-madd, -mno-inline-float-divide,
5284 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
5285 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
5286 -msched-prefer-non-control-spec-insns,
5287 -msched-stop-bits-after-every-cycle,
5288 -msched-count-spec-in-critical-path,
5289 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
5290 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
5291 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
5292 and -msched-spec-verbose.
5294 2009-05-28 Joseph Myers <joseph@codesourcery.com>
5296 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
5297 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
5299 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
5301 2009-05-28 Richard Guenther <rguenther@suse.de>
5303 * tree-ssa-alias.c (ao_ref_init): New function.
5304 (ao_ref_base): Likewise.
5305 (ao_ref_base_alias_set): Likewise.
5306 (ao_ref_alias_set): Likewise.
5307 (refs_may_alias_p_1): Change signature.
5308 (refs_may_alias_p): Adjust.
5309 (refs_anti_dependent_p): Likewise.
5310 (refs_output_dependent_p): Likewise.
5311 (call_may_clobber_ref_p_1): Change signature.
5312 (call_may_clobber_ref_p): Adjust.
5313 (stmt_may_clobber_ref_p_1): New function split out from ...
5314 (stmt_may_clobber_ref_p): ... here.
5315 (maybe_skip_until): Adjust signature.
5316 (get_continuation_for_phi): Likewise.
5317 (walk_non_aliased_vuses): Likewise.
5318 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
5319 (ao_ref_init): Declare.
5320 (ao_ref_base): Likewise.
5321 (ao_ref_alias_set): Likewise.
5322 (stmt_may_clobber_ref_p_1): Likewise.
5323 (walk_non_aliased_vuses): Adjust.
5324 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
5325 (get_ref_from_reference_ops): remove.
5326 (vn_reference_lookup_2): Adjust signature.
5327 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
5328 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
5329 (vn_reference_lookup): Adjust.
5330 (vn_reference_insert): Likewise.
5331 (vn_reference_insert_pieces): Adjust signature.
5332 (visit_reference_op_call): Adjust.
5333 * tree-ssa-pre.c (get_expr_type): Simplify.
5334 (phi_translate_1): Adjust.
5335 (compute_avail): Likewise.
5336 (translate_vuse_through_block): Do not re-build trees.
5337 (value_dies_in_block_x): Likewise.
5338 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
5340 (vn_reference_lookup_pieces): Adjust declaration.
5341 (vn_reference_insert_pieces): Likewise.
5343 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
5345 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
5346 with checking disabled.
5348 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
5352 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
5353 macro definition for support of three-operand format aligned
5354 .comm directive in assembler on cygwin/pe/mingw target OS.
5355 * configure: Regenerate.
5356 * config.h: Regenerate.
5358 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
5359 aligned form of .comm directive if -mpe-aligned-commons is in effect.
5360 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
5362 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
5363 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
5365 2009-05-28 Ira Rosen <irar@il.ibm.com>
5367 PR tree-optimization/40254
5368 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
5369 in analysis of basic blocks.
5371 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
5374 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
5375 * target-def.h (TARGET_CONST_ANCHOR): New macro.
5376 (TARGET_INITIALIZER): Use it.
5377 * cse.c (CHEAPER): Move it up to the other macros.
5378 (insert): Rename this ...
5379 (insert_with_costs): ... to this. Add cost parameters. Update
5381 (insert): New function. Call insert_with_costs.
5382 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
5383 find_reg_offset_for_const, try_const_anchors): New functions.
5384 (cse_insn): Call try_const_anchors. Adjust cost of src_related
5385 when using a const-anchor. Call insert_const_anchors.
5386 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
5387 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
5389 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
5391 * tree-inline.c (remap_decls): Enable nonlocalized variables
5392 when not optimizing.
5394 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
5396 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
5397 Simplify other tests involving optimize.
5399 2009-05-27 Tom Tromey <tromey@redhat.com>
5401 * unwind-dw2.c (_Unwind_DebugHook): New function.
5402 (uw_install_context): Call _Unwind_DebugHook.
5404 2009-05-27 Tom Tromey <tromey@redhat.com>
5406 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
5408 2009-05-27 Ian Lance Taylor <iant@google.com>
5410 * Makefile.in (LINKER, LINKER_FLAGS): Define.
5411 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
5412 (ALL_LINKERFLAGS): Define.
5413 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
5414 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
5415 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
5416 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
5417 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
5418 $(LINKER_FOR_BUILD).
5419 (build/gcov-iov$(build_exeext)): Likewise.
5421 2009-05-27 Julian Brown <julian@codesourcery.com>
5423 * gcse.c (target.h): Include.
5424 (can_assign_to_reg_without_clobbers_p): Check that the target allows
5425 copy of argument to a pseudo register.
5427 2009-05-27 Diego Novillo <dnovillo@google.com>
5429 * tree-ssa-live.c (dump_scope_block): Document arguments.
5430 (dump_scope_blocks): Document.
5431 (debug_scope_blocks): New.
5432 * tree-flow.h (debug_scope_blocks): Declare.
5434 2009-05-21 Denis Chertykov <denisc@overta.ru>
5436 * doc/contrib.texi (Contributors): Add myself to the list.
5438 2009-05-27 Olivier Hainque <hainque@adacore.com>
5440 * expr.c (target_align): New function. Alignment the TARGET of an
5441 assignment may be assume to have.
5442 (highest_pow2_factor_for_target): Use it instead of relying on
5443 immediate tree attributes of TARGET, not necessarily honored when
5444 intermediate bitfields are involved.
5446 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
5449 * config/i386/driver-i386.c (host_detect_local_cpu): Support
5450 AVX, SSE4, AES, PCLMUL and POPCNT.
5452 2009-05-27 Diego Novillo <dnovillo@google.com>
5454 * tree-pretty-print.c (dump_location): New.
5455 (dump_generic_node): Call it.
5456 Factor code to handle BLOCK nodes ...
5457 (dump_block_node): ... here.
5459 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
5461 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
5463 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
5465 * gcc-plugin.h: Include config.h and system.h.
5466 (IN_GCC): Define if not defined.
5468 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
5471 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
5474 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
5476 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
5478 * config/m32r/m32r.h: Ditto.
5479 * config/m32r/m32r.md: Ditto.
5480 * config/m32r/predicates.md: Ditto.
5482 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
5484 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
5486 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
5489 (Loading plugins): typo.
5490 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
5491 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
5492 (Interacting with the GCC Garbage Collector): Added new section.
5493 (Giving information about a plugin): Added new section for
5495 * ggc.h (ggc_register_root_tab): Added declaration.
5496 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
5497 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
5498 (register_callback): Improved comment in declaration.
5499 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
5500 (extra_root_vec) Added static variable for dynamic roots registration.
5501 (ggc_register_root_tab) Added new routine.
5502 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
5503 PLUGIN_GGC_MARKING event.
5504 * ggc-zone.c: Include plugin.h.
5505 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
5506 * ggc-page.c: Include plugin.h.
5507 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
5508 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
5509 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
5510 (register_callback): check lack of callbacks for
5511 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
5512 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
5513 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
5514 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
5515 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
5516 dependency on plugin.h.
5517 (plugin.o): Added dependency on ggc.h...
5519 2009-05-26 Richard Guenther <rguenther@suse.de>
5523 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
5524 with mismatched comparison modes.
5526 * expr.c (expand_expr_real_1): Expand the operand of a
5527 VIEW_CONVERT_EXPR in its natural mode.
5529 2009-05-26 Ian Lance Taylor <iant@google.com>
5531 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
5532 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
5533 (ALL_COMPILERFLAGS): Define.
5534 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
5535 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
5536 (collect2$(exeext), collect2.o): Likewise.
5537 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
5538 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
5539 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
5540 (libbackend.o, intl.o, cppdefault.o): Likewise.
5541 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
5542 (build/%.o): Use $(COMPILER_FOR_BUILD).
5543 (build/gen%$(build_exeext)): Likewise.
5544 (build/gcov-iov$(build_exeext)): LIkewise.
5545 * config/t-darwin (darwin.o): Use $(COMPILER).
5546 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
5547 * config/t-sol2 (sol2-c.o): Likewise.
5549 * config/t-vxworks (vxworks.o): Likewise.
5550 * config/x-darwin (host-darwin.o): Likewise.
5551 * config/x-hpux (host-hpux.o): Likewise.
5552 * config/x-linux (host-linux.o): Likewise.
5553 * config/x-solaris (host-solaris.o): Likewise.
5554 * config/alpha/x-alpha (driver-alpha.o): Likewise.
5555 * config/arm/t-arm (arm-c.o): Likewise.
5556 * config/arm/t-pe (pe.o): Likewise.
5557 * config/arm/t-wince-pe (pe.o): Likewise.
5558 * config/i386/t-cygming (winnt.o): Likewise.
5559 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
5560 * config/i386/t-cygwin (cygwin1.o): Likewise.
5561 (cygwin2.o): Likewise.
5562 * config/i386/t-i386 (i386-c.o): Likewise.
5563 * config/i386/t-interix (winnt.o): Likewise.
5564 * config/i386/t-netware (netware.o): Likewise.
5565 * config/i386/t-nwld (nwld.o): Likewise.
5566 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
5567 * config/i386/x-i386 (driver-i386.o): Likewise.
5568 * config/i386/x-cygwin (host-cygwin.o): Likewise.
5569 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
5570 * config/ia64/t-ia64 (ia64-c.o): Likewise.
5571 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
5572 * config/mips/x-native (driver-native.o): Likewise.
5573 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
5574 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
5575 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
5576 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
5577 * config/score/t-score-elf (score7.o): Likewise.
5578 (score3.o): Likewise.
5579 * config/sh/t-sh (sh-c.o): Likewise.
5580 * config/sh/t-symbian (sh-c.o): Likewise.
5581 (symbian.o): Likewise.
5582 * config/spu/t-spu-elf (spu-c.o): Likewise.
5583 * config/v850/t-v850 (v850-c.o): Likewise.
5584 * config/v850/t-v850e (v850-c.o): Likewise.
5586 2009-05-26 Richard Guenther <rguenther@suse.de>
5588 PR tree-optimization/40122
5589 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
5590 VECTOR_CSTs if possible.
5591 (fold_gimple_assign): Likewise.
5593 2009-05-26 Richard Guenther <rguenther@suse.de>
5596 * fold-const.c (fold_binary): Use the correct types for building
5599 2009-05-26 Richard Guenther <rguenther@suse.de>
5601 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
5602 redundant calls to merge_alias_info.
5603 (bump_vector_ptr): Likewise.
5604 * tree-ssa-copy.c (merge_alias_info): Remove.
5605 (replace_exp_1): Remove call to merge_alias_info.
5606 (propagate_tree_value): Likewise.
5607 (fini_copy_prop): Propagate points-to info.
5608 * tree-flow.h (merge_alias_info): Remove.
5610 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
5612 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
5614 2009-05-25 Jan Hubicka <jh@suse.cz>
5616 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
5617 * cgraph.h (struct inline_summary): New filed self_wize,
5618 size_inlining_benefit, self_time and time_inlining_benefit.
5619 (struct cgraph_global_info): Replace insns by time ans size fields.
5620 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
5621 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
5622 (ipcp_update_callgraph): Do not touch function bodies.
5623 * ipa-inline.c: Include except.h
5624 (MAX_TIME): New constant.
5625 (overall_insns): Remove.
5627 (overall_size, max_benefit): New static variables.
5628 (cgraph_estimate_time_after_inlining): New function.
5629 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
5630 (cgraph_clone_inlined_nodes): Update size.
5631 (cgraph_mark_inline_edge): Update size.
5632 (cgraph_estimate_growth): Use size info.
5633 (cgraph_check_inline_limits): Check size.
5634 (cgraph_default_inline_p): Likewise.
5635 (cgraph_edge_badness): Compute badness based on benefit and size cost.
5636 (cgraph_decide_recursive_inlining): Check size.
5637 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
5639 (cgraph_decide_inlining): Likewise.
5640 (cgraph_decide_inlining_incrementally): Likewise; honor
5641 PARAM_EARLY_INLINING_INSNS.
5642 (likely_eliminated_by_inlining_p): New predicate.
5643 (estimate_function_body_sizes): New function.
5644 (compute_inline_parameters): Use it.
5645 * except.c (must_not_throw_labels): New function.
5646 * except.h (must_not_throw_labels): Declare.
5647 * tree-inline.c (init_inline_once): Kill inlining_weigths
5648 * tree-ssa-structalias.c: Avoid uninitialized warning.
5649 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
5650 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
5651 (PARAM_INLINE_CALL_COST): Remove.
5652 (PARAM_EARLY_INLINING_INSNS): New.
5654 2009-05-25 Richard Guenther <rguenther@suse.de>
5656 PR tree-optimization/36327
5657 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
5658 callback for reference translation or lookup at the point of may-defs.
5659 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
5660 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
5661 for union COMPONENT_REFs.
5662 (vn_reference_lookup_3): New callback. Lookup from memset
5663 and CONSTRUCTOR assignment, translate through struct copies.
5664 (vn_reference_lookup_pieces): Make sure to not free the
5665 passed operands array. Adjust walk_non_aliased_vuses call.
5666 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
5667 make sure we do not leak memory.
5669 2009-05-25 Richard Guenther <rguenther@suse.de>
5671 * tree-ssa-alias.h (dump_points_to_solution): Declare.
5672 * tree-inline.c (expand_call_inline): Reset the escaped and
5674 * tree-ssa-structalias.c (pass_build_ealias): New.
5675 * tree-pass.h (pass_build_ealias): Declare.
5676 * passes.c (init_optimization_passes): Add PTA during
5677 early optimizations.
5678 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
5679 and CALLUSED solutions.
5680 (dump_points_to_solution): New function, split out from ...
5681 (dump_points_to_info_for): ... here.
5682 * tree-parloops.c (parallelize_loops): Reset the escaped and
5685 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5688 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
5689 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
5691 2009-05-25 Ira Rosen <irar@il.ibm.com>
5693 PR tree-optimization/40238
5694 * tree-vect-stmts.c (vect_init_vector): Insert initialization
5695 statements after basic block's labels.
5696 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
5697 to free the allocated memory.
5699 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
5701 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
5702 return address with a USE.
5704 2009-05-24 Richard Guenther <rguenther@suse.de>
5707 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
5708 array type from the main variant of the inner type.
5710 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
5712 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
5713 definition to bool (from int) to un-break build.
5714 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
5716 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
5718 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
5719 discard_stmt_changes): Delete.
5720 * tree-ssa-operands.c (scb_stack): Delete.
5721 (init_ssa_operands): Do not initialize it.
5722 (fini_ssa_operands): Do not free it.
5723 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
5725 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
5726 update_stmt, remove the others. Fix comments.
5727 * tree-dfa.c (optimize_stack_restore): Likewise.
5728 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
5729 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
5730 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
5731 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
5733 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
5734 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
5735 (dom_opt_finalize_block): Likewise, adjusting access to
5737 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
5738 (stmts_to_rescan): Change item type to gimple.
5739 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
5741 2009-05-24 Ira Rosen <irar@il.ibm.com>
5743 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
5744 * tree-pass.h (pass_slp_vectorize): New pass.
5745 * params.h (SLP_MAX_INSNS_IN_BB): Define.
5746 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
5747 * tree-vectorizer.c (timevar.h): Include.
5748 (user_vect_verbosity_level): Declare.
5749 (vect_location): Fix comment.
5750 (vect_set_verbosity_level): Update user_vect_verbosity_level
5751 instead of vect_verbosity_level.
5752 (vect_set_dump_settings): Add an argument. Ignore user defined
5753 verbosity if dump flags require higher level of verbosity. Print to
5754 stderr only for loop vectorization.
5755 (vectorize_loops): Update call to vect_set_dump_settings.
5756 (execute_vect_slp): New function.
5757 (gate_vect_slp): Likewise.
5758 (struct gimple_opt_pass pass_slp_vectorize): New.
5759 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
5761 (vec_info_for_bb): New function.
5762 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
5763 (VECTORIZATION_ENABLED): New macro.
5764 (SLP_ENABLED, SLP_DISABLED): Likewise.
5765 (vect_is_simple_use): Add bb_vec_info argument.
5766 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
5767 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
5768 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
5769 vect_schedule_slp, vect_analyze_slp): Likewise.
5770 (vect_analyze_stmt): Add slp_tree argument.
5771 (find_bb_location): Declare.
5772 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
5773 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
5774 (vect_analyze_loop_operations, vect_analyze_loop,
5775 get_initial_def_for_induction, vect_create_epilog_for_reduction,
5776 vect_finalize_reduction, vectorizable_reduction,
5777 vectorizable_live_operation, vect_transform_loop): Likewise.
5778 * tree-data-ref.c (dr_analyze_innermost): Update comment,
5779 skip evolution analysis if analyzing a basic block.
5780 (dr_analyze_indices): Likewise.
5781 (initialize_data_dependence_relation): Skip the test whether the
5782 object is invariant for basic blocks.
5783 (compute_all_dependences): Skip dependence analysis for data
5784 references in basic blocks.
5785 (find_data_references_in_stmt): Don't fail in case of invariant
5786 access in basic block.
5787 (find_data_references_in_bb): New function.
5788 (find_data_references_in_loop): Move code to
5789 find_data_references_in_bb and add a call to it.
5790 (compute_data_dependences_for_bb): New function.
5791 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
5792 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
5794 (vect_analyze_data_ref_dependence): Check for interleaving in case of
5795 unknown dependence in basic block and fail in case of dependence in
5797 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
5798 dependence instances from either loop or basic block vectorization
5800 (vect_compute_data_ref_alignment): Check if it is loop vectorization
5801 before calling nested_in_vect_loop_p.
5802 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
5803 dependence instances from either loop or basic block vectorization
5805 (vect_verify_datarefs_alignment): Likewise.
5806 (vect_enhance_data_refs_alignment): Adjust function calls.
5807 (vect_analyze_data_refs_alignment): Likewise.
5808 (vect_analyze_group_access): Fix printing. Skip different checks if
5809 DR_STEP is 0. Keep strided stores either in loop or basic block
5810 vectorization data structure. Fix indentation.
5811 (vect_analyze_data_ref_access): Fix comments, allow zero step in
5813 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
5814 dependence instances from either loop or basic block vectorization
5816 (vect_analyze_data_refs): Update comment. Call
5817 compute_data_dependences_for_bb to analyze basic blocks.
5818 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
5819 case of loop vectorization. In case of basic block vectorization use
5820 data-ref itself as a base.
5821 (vect_create_data_ref_ptr): In case of basic block vectorization:
5822 don't advance the pointer, add new statements before the current
5823 statement. Adjust function calls.
5824 (vect_supportable_dr_alignment): Support only aligned accesses in
5825 basic block vectorization.
5826 * common.opt (ftree-slp-vectorize): New flag.
5827 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
5828 (vect_pattern_recog_1): Likewise.
5829 * tree-vect-stmts.c (process_use): Likewise.
5830 (vect_init_vector): Add new statements in the beginning of the basic
5831 block in case of basic block SLP.
5832 (vect_get_vec_def_for_operand): Adjust function calls.
5833 (vect_finish_stmt_generation): Likewise.
5834 (vectorizable_call): Add assert that it is loop vectorization, adjust
5836 (vectorizable_conversion, vectorizable_assignment): Likewise.
5837 (vectorizable_operation): In case of basic block SLP, take
5838 vectorization factor from statement's type and skip the relevance
5839 check. Adjust function calls.
5840 (vectorizable_type_demotion): Add assert that it is loop
5841 vectorization, adjust function calls.
5842 (vectorizable_type_promotion): Likewise.
5843 (vectorizable_store): Check for outer loop only in case of loop
5844 vectorization. Adjust function calls. For basic blocks, skip the
5845 relevance check and don't advance pointers.
5846 (vectorizable_load): Likewise.
5847 (vectorizable_condition): Add assert that it is loop vectorization,
5848 adjust function calls.
5849 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
5850 that it is not reduction, get vector type, call only supported
5851 functions, skip loop specific parts.
5852 (vect_transform_stmt): Check for outer loop only in case of loop
5854 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
5855 (vect_is_simple_use): Fix comment, add new argument, fix conditions
5856 for external definition.
5857 * passes.c (pass_slp_vectorize): New pass.
5858 * tree-vect-slp.c (find_bb_location): New function.
5859 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
5860 check for patterns only in loops.
5861 (vect_build_slp_tree): Add argument, adjust function calls, fail in
5862 case of multiple types in basic block SLP.
5863 (vect_mark_slp_stmts_relevant): New function.
5864 (vect_supported_load_permutation_p): Fix comment.
5865 (vect_analyze_slp_instance): Add argument. In case of basic block
5866 SLP, take vectorization factor from statement's type, check that
5867 unrolling factor is 1. Adjust function call. Save SLP instance in
5868 either loop or basic block vectorization structure. Return FALSE,
5870 (vect_analyze_slp): Add argument. Get strided stores groups from
5871 either loop or basic block vectorization structure. Return FALSE
5872 if basic block SLP failed.
5873 (new_bb_vec_info): New function.
5874 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
5875 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
5876 (vect_schedule_slp): Add argument. Get SLP instances from either
5877 loop or basic block vectorization structure. Set vectorization factor
5878 to be 1 for basic block SLP.
5879 (vect_slp_transform_bb): New function.
5880 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
5882 2009-05-23 Mark Mitchell <mark@codesourcery.com>
5884 * final.c (shorten_branches): Do not align labels for jump tables.
5885 (final_scan_insn): Use JUMP_TABLE_DATA_P.
5887 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
5889 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
5890 Remove outdated reference to flow.c and fix nits.
5891 * doc/gccint.texi: Tweak RTL description.
5892 * doc/rtl.texi: Likewise.
5894 2009-05-23 Denis Chertykov <chertykov@gmail.com>
5896 * config/avr/avr.c: Change my email address.
5897 * config/avr/avr.h: Likewise.
5898 * config/avr/avr.md: Likewise.
5899 * config/avr/avr-protos.h: Likewise.
5900 * config/avr/libgcc.S: Likewise.
5902 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
5904 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
5905 (spu_split_load, spu_split_store): Change return type to int.
5906 (spu_split_convert): Declare.
5907 * config/spu/predicates.md (spu_mem_operand): Remove.
5908 (spu_mov_operand): Update.
5909 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
5910 * config/spu/spu.c (regno_aligned_for_load): Remove.
5911 (reg_aligned_for_addr, spu_expand_load): Define.
5912 (spu_expand_extv): Reimplement and handle MEM.
5913 (spu_expand_insv): Handle MEM.
5914 (spu_sched_reorder): Handle insn's with length 0.
5915 (spu_legitimate_address_p): Reimplement.
5916 (store_with_one_insn_p): Return TRUE for any mode with size
5917 larger than 16 bytes.
5918 (address_needs_split): Define.
5919 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
5921 (spu_convert_move): Define.
5922 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
5923 (spu_split_store): Change all MEM's to TImode.
5924 (spu_init_expanders): Preallocate registers that correspond to
5925 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
5927 (spu_split_convert): Define.
5928 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
5929 (_move<mode>, _movdi, _movti): Update predicate and condition.
5930 (load, store): Change to define_split.
5931 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
5933 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
5934 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
5935 define_insn_and_split of lshr<mode>3.
5936 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
5937 (<v>ashr<mode>3_imm): Define.
5938 (extv, extzv, insv): Allow MEM operands.
5939 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
5940 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
5941 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
5942 (_spu_convert2): Change to define_insn_and_split and remove the
5943 corresponding define_peephole2.
5944 (stack_protect_set, stack_protect_test, stack_protect_test_si):
5945 Change predicates to memory_operand.
5947 2009-05-22 Mark Mitchell <mark@codesourcery.com>
5949 * config/arm/thumb2.md: Add 16-bit multiply instructions.
5951 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
5953 PR tree-optimization/40219
5954 * tree.c (iterative_hash_expr): Make sure the builtin function is
5955 a normal builtin function and not a front end or back end builtin
5956 before indexing into the built_in_decls array.
5958 2009-05-22 Richard Guenther <rguenther@suse.de>
5961 * alias.c (write_dependence_p): Do not use TBAA for answering
5962 anti-dependence or output-dependence.
5963 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
5964 (emit_pointer_definition): Remove.
5965 (emit_alias_warning): Likewise.
5966 (find_what_var_points_to): Remove TBAA pruning code.
5967 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
5969 (compute_points_to_sets): Remove code computing the set of
5970 dereferenced pointers.
5971 * tree-data-ref.c (dr_may_alias_p): Properly use the split
5972 oracle for querying anti and output dependencies.
5973 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
5974 if TBAA may be applied.
5975 (refs_anti_dependent_p): New function.
5976 (refs_output_dependent_p): Likewise.
5977 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
5978 (refs_output_dependent_p): Likewise.
5979 * doc/tree-ssa.texi (Memory model): New section.
5980 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
5981 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
5982 * cfgexpand.c (expand_gimple_basic_block): Do not handle
5983 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
5984 * expr.c (expand_expr_real_1): Likewise.
5985 * gimple-low.c (lower_stmt): Likewise.
5986 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
5987 (dump_gimple_cdt): Remove.
5988 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
5989 (gimple_size): Likewise.
5990 (walk_gimple_op): Likewise.
5991 (is_gimple_stmt): Likewise.
5992 (walk_stmt_load_store_addr_ops): Likewise.
5993 (gimple_build_cdt): Remove.
5994 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
5995 * gimple.h (gimple_cdt_new_type): Remove.
5996 (gimple_cdt_new_type_ptr): Likewise.
5997 (gimple_cdt_set_new_type): Likewise.
5998 (gimple_cdt_location): Likewise.
5999 (gimple_cdt_location_ptr): Likewise.
6000 (gimple_cdt_set_location): Likewise.
6001 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
6002 * tree-cfg.c (remove_useless_stmts_1): Do not handle
6003 GIMPLE_CHANGE_DYNAMIC_TYPE.
6004 (verify_types_in_gimple_stmt): Likewise.
6005 * tree-inline.c (estimate_num_insns): Likewise.
6006 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
6007 (copy_decl_to_var): Likewise.
6008 (copy_result_decl_to_var): Likewise.
6009 * tree-pretty-print.c (dump_generic_node): Do not handle
6010 CHANGE_DYNAMIC_TYPE_EXPR.
6011 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
6012 * tree-ssa-operands.c (get_expr_operands): Likewise.
6013 * tree-ssa-structalias.c (struct variable_info): Remove
6014 no_tbaa_pruning member.
6015 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
6016 (unify_nodes): Do not copy it.
6017 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
6018 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
6019 (set_uids_in_ptset): Do not check it.
6020 (find_what_var_points_to): Likewise.
6021 (compute_tbaa_pruning): Remove.
6022 (compute_points_to_sets): Do not call it.
6023 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
6024 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
6025 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
6026 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
6027 (DECL_NO_TBAA_P): Likewise.
6028 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
6029 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
6030 (expand_omp_atomic_pipeline): Do not set it.
6031 * print-tree.c (print_node): Do not dump it.
6032 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
6035 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
6038 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
6041 2009-05-22 Mark Mitchell <mark@codesourcery.com>
6043 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
6046 2009-05-22 Ben Elliston <bje@au.ibm.com>
6048 * Makefile.in (bversion.h, s-bversion): New targets.
6049 (TOPLEV_H): Add bversion.h.
6050 * toplev.h: Include "bversion.h".
6051 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
6052 the __format__ attribute only if compiling with the same version
6053 of GCC as the sources (the "build version").
6055 2009-05-22 Ben Elliston <bje@au.ibm.com>
6057 * c-format.c (handle_format_attribute): Fix comment typo.
6059 2009-05-21 Steve Ellcey <sje@cup.hp.com>
6062 * config/ia64/ia64.opt (mfused-madd): New.
6063 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
6064 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
6065 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
6066 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
6067 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
6068 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
6069 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
6070 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
6071 instruction if !TARGET_FUSED_MADD.
6072 (fpma, fpms): Remove colon from name.
6074 2009-05-22 Richard Guenther <rguenther@suse.de>
6076 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
6077 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
6078 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
6080 (create_expression_by_pieces): Only convert if necessary.
6081 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
6082 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
6084 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
6086 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
6087 regular pattern from a template and rename it ...
6088 (*extzv_truncsi_exts): ... to this.
6090 2009-05-21 Richard Guenther <rguenther@suse.de>
6092 * cgraph.h (struct cgraph_node): Remove inline_decl member.
6093 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
6094 (cgraph_default_inline_p): Likewise.
6095 (cgraph_decide_inlining_incrementally): Likewise.
6097 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
6098 Uros Bizjak <ubizjak@gmail.com>
6100 * config/i386/cpuid.h (bit_MOVBE): New.
6102 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
6104 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
6105 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
6106 (ix86_handle_option): Handle OPT_mmovbe.
6107 (ix86_target_string): Add -mmovbe.
6108 (pta_flags): Add PTA_MOVBE.
6109 (processor_alias_table): Add PTA_MOVBE to "atom".
6110 (override_options): Handle PTA_MOVBE.
6112 * config/i386/i386.h (TARGET_MOVBE): New.
6114 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
6115 (*bswapsi_movbe): New.
6116 (*bswapdi_movbe): Likewise.
6117 (bswapdi2): Renamed to ...
6119 (bswapdi2): New expander.
6121 * config/i386/i386.opt (mmovbe): New.
6123 * doc/invoke.texi: Document -mmovbe.
6125 2009-05-21 Taras Glek <tglek@mozilla.com>
6127 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
6128 * gcc-plugin.h (plugin_init): Updated signature.
6129 * gcc-plugin.h (plugin_name_args): Moved to this header.
6130 * doc/plugins.texi (plugin_init): Updated documention to reflect
6132 * doc/plugins.texi (plugin_name_args): Added to documention.
6134 2009-05-21 Mark Mitchell <mark@codesourcery.com>
6136 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
6137 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
6139 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
6141 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
6142 JUMP_TABLE_DATA_P predicates where applicable.
6143 * config/i386/predicates.md: Ditto.
6144 * config/i386/sse.md: Ditto.
6146 2009-05-21 Jakub Jelinek <jakub@redhat.com>
6148 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
6149 operand2 -128 override length_immediate attribute to 1.
6150 * config/i386/predicates.md (constm128_operand): New predicate.
6152 * config/i386/i386.c (memory_address_length): Handle %r12
6153 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
6155 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
6156 mode look through optional ZERO_EXTEND and SUBREG.
6157 * config/i386/i386.md (R12_REG): New define_constant.
6158 (prefix_data16): For sse unit set also for MODE_TI insns.
6159 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
6160 insns set if operand 1 is ext_QIreg_operand.
6161 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
6162 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
6164 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
6165 mode from MODE_DI to MODE_SI.
6166 (movdi_1_rex64): Override modrm and length_immediate attributes
6167 only for movabs (TYPE_IMOV, alternative 2).
6168 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
6169 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
6170 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
6171 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
6172 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
6173 prefix_rex attribute if DImode.
6174 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
6175 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
6176 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
6177 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
6178 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
6179 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
6180 Likewise. For TYPE_IMOV clear length_immediate attribute.
6181 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
6182 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
6183 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
6184 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
6185 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
6186 or one operand TYPE_ISHIFT.
6187 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
6188 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
6189 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
6190 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
6191 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
6192 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
6193 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
6194 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
6195 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
6196 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
6197 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
6198 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
6199 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
6200 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
6201 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
6202 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
6203 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
6204 set mode attribute, don't override length attribute.
6205 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
6207 (return_internal_long): Set length attribute to 2 instead of 1.
6208 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
6209 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
6210 prefix_rex attribute.
6211 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
6213 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
6215 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6217 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
6219 2009-05-20 Ian Lance Taylor <iant@google.com>
6221 * tree.c (build_tree_list_vec_stat): New function.
6222 (ctor_to_vec): New function.
6223 (build_nt_call_vec): New function.
6224 (build_call_array): Change args to be a const pointer.
6225 (build_call_vec): New function.
6226 * tree.h (build_nt_call_vec): Declare.
6227 (build_tree_list_vec_stat): Declare.
6228 (build_tree_list_vec): Define.
6229 (build_call_array): Update declaration.
6230 (build_call_vec): Declare.
6231 (ctor_to_vec): Declare.
6232 * c-common.c (tree_vector_cache): New static variable.
6233 (make_tree_vector): New function.
6234 (release_tree_vector): New function.
6235 (make_tree_vector_single): New function.
6236 (make_tree_vector_copy): New function.
6237 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
6238 (make_tree_vector_single, make_tree_vector_copy): Declare.
6239 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
6240 (c_parser_expr_list): Don't manage cache here, instead call
6242 (c_parser_release_expr_list): Remove static function.
6243 (c_parser_vec_to_tree_list): Remove static function.
6244 (c_parser_attributes): Call build_tree_list_vec instead of
6245 c_parser_vec_to_tree_list. Call release_tree_vector instead of
6246 c_parser_release_expr_list.
6247 (c_parser_postfix_expression_after_primary): Likewise.
6248 (c_parser_objc_keywordexpr): Likewise.
6250 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
6252 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
6253 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
6254 TARGET_CONVERT_TO_TYPE.
6255 * hooks.c (hook_tree_const_tree_null): Define.
6256 * hooks.h (hook_tree_const_tree_null): Declare.
6257 * target.h (struct gcc_target): Add invalid_parameter_type,
6258 invalid_return_type, promoted_type, and convert_to_type fields.
6259 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
6260 (TARGET_INVALID_RETURN_TYPE): Define.
6261 (TARGET_PROMOTED_TYPE): Define.
6262 (TARGET_CONVERT_TO_TYPE): Define.
6263 (TARGET_INITIALIZER): Update for new fields.
6264 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
6265 (grokparms): Check targetm.invalid_parameter_type.
6266 * c-typeck.c (default_conversion): Check targetm.promoted_type.
6267 * c-convert.c (convert): Check targetm.convert_to_type.
6269 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
6271 * config/mips/mips.md (*extenddi_truncate<mode>,
6272 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
6274 (*extendhi_truncateqi): New define_insn_and_sptit.
6276 2009-05-20 Jakub Jelinek <jakub@redhat.com>
6279 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
6280 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
6282 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
6284 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
6285 the operand of VIEW_CONVERT_EXPR.
6287 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
6289 * config/i386/driver-i386.c (host_detect_local_cpu): Check
6290 extended family and model for Intel processors. Support Intel Atom.
6292 2009-05-20 Olivier Hainque <hainque@adacore.com>
6294 * gstab.h (stab_code_type): Define, to be used instead of the
6295 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
6297 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
6298 occurrences by stab_code_type.
6299 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
6301 2009-05-20 Martin Jambor <mjambor@suse.cz>
6303 * tree-flow.h (insert_edge_copies_seq): Undeclare.
6304 (sra_insert_before): Likewise.
6305 (sra_insert_after): Likewise.
6306 (sra_init_cache): Likewise.
6307 (sra_type_can_be_decomposed_p): Likewise.
6308 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
6309 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
6310 (sra_insert_before): Likewise.
6311 (sra_insert_after): Likewise.
6312 (sra_init_cache): Likewise.
6313 (insert_edge_copies_seq): Made static and moved upwards.
6315 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
6318 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
6320 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
6321 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
6324 2009-05-20 Richard Guenther <rguenther@suse.de>
6326 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
6327 with mismatched comparison modes.
6329 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6331 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
6332 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
6333 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
6334 with shifts for Thumb2.
6335 (orsi_notsi): New for orn.
6336 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
6337 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
6338 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
6339 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
6340 Don't invert remainder for IOR.
6342 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
6344 PR tree-optimization/40087
6345 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
6346 number_of_iterations_ne): Rename never_infinite argument.
6347 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
6348 number_of_iterations_le): Handle pointer-type ivs when
6349 exit_must_be_taken is false.
6350 (number_of_iterations_cond): Do not always assume that
6351 exit_must_be_taken if the control variable is a pointer.
6353 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
6355 * c-typeck.c (build_binary_op): Allow % on integal vectors.
6356 * doc/extend.texi (Vector Extension): Document that % is allowed too.
6358 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
6360 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
6361 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
6363 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6366 * c.opt (Wlogical-op): Disabled by default.
6367 * c-opt (c_common_post_options): Do not enable Wlogical-op with
6369 * doc/invoke.texi (Wlogical-op): Likewise.
6371 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
6373 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
6375 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
6376 Propagate the type of the first operand.
6377 <ASSERT_EXPR>: Simplify.
6378 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
6379 Rewrite using the RHS code as discriminant.
6380 <NOP_EXPR>: Turn into CASE_CONVERT.
6381 <PLUS_EXPR>: Propagate the type of the first operand.
6383 2009-05-19 Steve Ellcey <sje@cup.hp.com>
6385 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
6386 (ia64_dconst_0_375): New.
6387 * config/ia64/ia64.c (ia64_override_options): Remove
6388 -minline-sqrt-min-latency warning.
6389 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
6390 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
6391 * config/ia64/ia64.md (*sqrt_approx): Remove.
6392 (sqrtsf2): Remove #if 0.
6393 (sqrtsf2_internal_thr): Rewrite and move to div.md.
6394 (sqrtdf): Remove assert.
6395 (sqrtdf2_internal_thr): Rewrite and move to div.md.
6396 (sqrtxf2): Remove #if 0.
6397 (sqrtxf2_internal_thr): Rewrite and move to div.md.
6398 * div.md (sqrt_approx_rf): New.
6399 (sqrtsf2_internal_thr): New implementation.
6400 (sqrtsf2_internal_lat): New.
6401 (sqrtdf2_internal_thr: New implementation.
6402 (sqrtxf2_internal): New implementation.
6404 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
6405 Hans-Peter Nilsson <hp@axis.com>
6407 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
6408 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
6409 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
6410 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
6411 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
6412 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
6413 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
6414 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
6415 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
6416 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
6417 * c-common.c: ...from here.
6419 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6421 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
6423 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6425 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
6427 2009-05-19 Ben Elliston <bje@au.ibm.com>
6429 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
6430 assignments with memcpy calls.
6431 (add_fdes): Likewise.
6432 (binary_search_unencoded_fdes): Likewise.
6433 (linear_search_fdes): Eliminate type puns.
6435 2009-05-19 Richard Guenther <rguenther@suse.de>
6437 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
6438 not falsely claim to have propagated into all uses.
6440 2009-05-19 Ben Elliston <bje@au.ibm.com>
6442 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
6445 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
6447 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
6448 * config/sh/sh.c (sh_legitimate_address_p): Make static.
6449 (TARGET_LEGITIMATE_ADDRESS_P): New.
6450 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6451 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
6453 2009-05-18 Dodji Seketeli <dodji@redhat.com>
6456 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
6457 child of the containing namespace's DIE.
6459 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
6461 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
6462 *zero_extendhi_truncqi): Move after the zero_extend patterns.
6463 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
6466 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
6469 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
6470 gen_align with gen_pad.
6471 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
6472 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
6474 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
6475 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
6477 * config/i386/i386.md (align): Renamed to ...
6478 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
6479 ASM_OUTPUT_MAX_SKIP_PAD.
6481 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
6483 * config.gcc: Fix variable syntax.
6486 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
6487 before calling exact_log2.
6488 (output_iorsi3): Likewise.
6489 (output_xorsi3): Likewise.
6491 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
6493 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
6494 for the none zero constant operand except for EQ and NE
6495 comprisons even when the first operand is R0.
6497 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
6499 * config/s390/2064.md: Remove trailing whitespaces.
6500 * config/s390/2084.md: Likewise.
6501 * config/s390/constraints.md: Likewise.
6502 * config/s390/fixdfdi.h: Likewise.
6503 * config/s390/libgcc-glibc.ver: Likewise.
6504 * config/s390/s390-modes.def: Likewise.
6505 * config/s390/s390-protos.h: Likewise.
6506 * config/s390/s390.c: Likewise.
6507 * config/s390/s390.h: Likewise.
6508 * config/s390/s390.md: Likewise.
6509 * config/s390/tpf-unwind.h: Likewise.
6511 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
6513 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
6515 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
6518 * configure.ac (m68k-*-*): Check if binutils support TLS.
6519 * configure: Regenerate.
6520 * config/m68k/predicates.md (symbolic_operand): Extend comment.
6521 * config/m68k/constraints.md (Cu): New constraint.
6522 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
6523 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
6524 (movsi): Handle TLS symbols.
6525 (addsi3_5200): Handle XTLS symbols, indent.
6526 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
6527 (m68k_tls_reference_p): Declare.
6528 (m68k_legitimize_address): Declare.
6529 (m68k_unwrap_symbol): Declare.
6530 * config/m68k/m68k.opt (mxtls): New option.
6531 * config/m68k/m68k.c (ggc.h): Include.
6532 (m68k_output_dwarf_dtprel): Implement hook.
6533 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
6534 (m68k_expand_prologue): Load GOT pointer when function needs it.
6535 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
6536 (m68k_legitimate_constant_address_p): Same.
6537 (m68k_decompose_address): Handle TLS references.
6538 (m68k_get_gp): New static function.
6539 (enum m68k_reloc): New contants.
6540 (TLS_RELOC_P): New macro.
6541 (m68k_wrap_symbol): New static function.
6542 (m68k_unwrap_symbol): New function.
6543 (m68k_final_prescan_insn_1): New static function.
6544 (m68k_final_prescan_insn): New function.
6545 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
6547 (legitimize_pic_address): Handle TLS references..
6548 (m68k_tls_get_addr, m68k_get_tls_get_addr)
6549 (m68k_libcall_value_in_a0_p)
6550 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
6551 (m68k_call_m68k_read_tp): Helper variables and functions for ...
6552 (m68k_legitimize_tls_address): Handle TLS references.
6553 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
6555 (m68k_legitimize_address): Handle TLS symbols.
6556 (m68k_get_reloc_decoration): New static function.
6557 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
6559 (m68k_output_dwarf_dtprel): Implement hook.
6560 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
6561 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
6562 m68k_call_* routines.
6563 (sched_attr_op_type): Handle TLS symbols.
6564 (gt-m68k.h): Include.
6565 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
6566 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
6568 2009-05-18 Martin Jambor <mjambor@suse.cz>
6570 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
6571 (visit_store_addr_for_mod_analysis): New function.
6572 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
6573 (determine_cst_member_ptr): Use gimple_assign_single_p.
6574 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
6575 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
6576 operands. Don't check number of operands of a NOP_EXPR.
6578 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
6580 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
6582 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
6585 * c-common.c (warn_logical_operator): Don't warn if one of
6586 expression isn't always true or false.
6588 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
6590 * config/i386/biarch32.h: New file.
6591 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
6593 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
6595 * config/mips/mips.md (*zero_extend<mode>_trunchi,
6596 *zero_extend<mode>_truncqi): Merge these into ...
6597 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
6598 Name the pattern following this as *zero_extendhi_truncqi.
6600 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
6603 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
6604 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
6605 (output_info): Make field HOST_WIDEST_INT.
6606 (print_statistics): Use HOST_WIDEST_INT_PRINT.
6607 (dump_bitmat_statistics): Same.
6609 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
6611 * config.gcc (use_gcc_stdint): Set to wrap.
6612 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
6613 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
6614 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
6615 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
6616 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
6617 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
6618 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
6619 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
6621 2009-05-16 Joseph Myers <joseph@codesourcery.com>
6623 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
6625 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
6626 Move definitions earlier.
6627 (OPT_ARCH64, OPT_ARCH32): Define.
6628 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
6631 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
6634 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
6637 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
6639 * arm.md (movdi2): Copy non-reg values to DImode registers.
6641 2009-05-16 Jakub Jelinek <jakub@redhat.com>
6644 * final.c (label_to_max_skip): New function.
6645 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
6646 CODE_LABEL_NUMBER <= max_labelno.
6647 * output.h (label_to_max_skip): New prototype.
6648 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
6649 (ix86_avoid_jump_mispredicts): ... this. Don't define if
6650 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
6651 Handle CODE_LABELs with >= 16 byte alignment or with
6652 max_skip == (1 << align) - 1.
6653 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
6654 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
6657 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
6658 .p2align 3 if MAX_SKIP is smaller than 7.
6659 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
6661 2009-05-15 Ian Lance Taylor <iant@google.com>
6663 * alias.c (struct alias_set_entry_d): Rename from struct
6664 alias_set_entry. Change all uses.
6665 * except.c (struct call_site_record_d): Rename from struct
6666 call_site_record. Change all uses.
6667 * except.h (struct eh_region_d): Rename from struct eh_region.
6669 * gcse.c (struct hash_table_d): Rename from struct hash_table.
6671 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
6672 ivtype_map_elt. Change all uses.
6673 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
6675 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
6676 * graphite.h (struct name_tree_d): Rename from struct name_tree.
6678 (struct sese_d): Rename from struct sese. Change all uses.
6679 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
6680 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
6681 * optabs.h (struct optab_d): Rename from struct optab. Change all
6683 (struct convert_optab_d): Rename from struct convert_optab.
6685 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
6686 ipa_opt_pass. Change all uses.
6687 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
6690 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
6691 defined as a typedef.
6692 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
6695 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
6698 * fold-const.c (make_range,build_range_check,merge_ranges): Move
6700 (merge_ranges): Returns bool.
6701 * tree.h (make_range): .. to here.
6702 (build_range_check): Likewise.
6703 (merge_ranges): Likewise. Renamed from merge_ranges.
6704 * c-typeck.c (parser_build_binary_op): Update calls to
6705 warn_logical_operator.
6706 * c-common.c (warn_logical_operator): Add new warning.
6707 * c-common.h (warn_logical_operator): Update declaration.
6709 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
6711 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
6713 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6715 * doc/install.texi: Document MPC requirements, flags etc.
6717 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
6718 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
6719 Evaluate constant arguments.
6720 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
6721 (fold_builtin_1): Likewise, also evaluate constant arguments.
6722 Remove superfluous break.
6723 (do_mpc_ckconv): New.
6724 * real.h: Include mpc.h.
6725 * toplev.c (print_version): Output MPC version info if available.
6727 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
6729 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
6731 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
6733 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
6736 2009-05-15 Jan Hubicka <jh@suse.cz>
6738 * doc/invoke.texi (max-early-inliner-iterations): New flag.
6739 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
6740 (try_inline): Fix return value.
6741 (cgraph_decide_inlining_incrementally): Honor new value.
6742 (cgraph_early_inlining): Handle indirect inlining.
6743 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
6745 2009-05-15 Jan Hubicka <jh@suse.cz>
6747 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
6748 * cgraphunit.c (cgraph_finalize_function): Set it.
6749 (cgraph_expand_function): Use it.
6751 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
6753 * real.c (encode_ieee_half): Define.
6754 (decode_ieee_half): Define.
6755 (ieee_half_format): Define.
6756 (arm_half_format): Define.
6757 * real.h (ieee_half_format): Declare.
6758 (arm_half_format): Declare.
6760 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
6762 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
6763 swapped, and reversed optabs exist before trying to use them.
6765 2009-05-15 Paul Brook <paul@codesourcery.com>
6766 Sandra Loosemore <sandra@codesourcery.com>
6768 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
6769 loads. Allow PRE_DEC.
6770 (output_move_neon): Handle PRE_DEC.
6771 (arm_print_operand): Add 'A' for neon structure loads.
6772 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
6773 * config/arm/neon.md (neon_mov): Update comment.
6774 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
6776 (Um): New constraint.
6778 2009-05-15 Jan Hubicka <jh@suse.cz>
6780 Revert the following patch until testsuite fallout is fixed:
6781 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
6782 * cgraph.h (struct inline_summary): New filed self_wize,
6783 size_inlining_benefit, self_time and time_inlining_benefit.
6784 (struct cgraph_global_info): Replace insns by time ans size fields.
6785 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
6786 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
6787 (ipcp_update_callgraph): Do not touch function bodies.
6788 * ipa-inline.c: Include except.h
6789 (MAX_TIME): New constant.
6790 (overall_insns): Remove
6791 (overall_size, max_benefit): New static variables.
6792 (cgraph_estimate_time_after_inlining): New function.
6793 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
6794 (cgraph_clone_inlined_nodes): Update size.
6795 (cgraph_mark_inline_edge): Update size.
6796 (cgraph_estimate_growth): Use size info.
6797 (cgraph_check_inline_limits): Check size.
6798 (cgraph_default_inline_p): Likewise.
6799 (cgraph_edge_badness): Compute badness based on benefit and size cost.
6800 (cgraph_decide_recursive_inlining): Check size.
6801 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
6803 (cgraph_decide_inlining): Likewise.
6804 (cgraph_decide_inlining_incrementally): Likewise; honor
6805 PARAM_EARLY_INLINING_INSNS.
6806 (likely_eliminated_by_inlining_p): New predicate.
6807 (estimate_function_body_sizes): New function.
6808 (compute_inline_parameters): Use it.
6809 * except.c (must_not_throw_labels): New function.
6810 * except.h (must_not_throw_labels): Declare.
6811 * tree-inline.c (init_inline_once): Kill inlining_weigths
6812 * tree-ssa-structalias.c: Avoid uninitialized warning.
6813 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
6814 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
6815 (PARAM_INLINE_CALL_COST): Remove.
6816 (PARAM_EARLY_INLINING_INSNS): New.
6818 2009-05-15 Richard Guenther <rguenther@suse.de>
6820 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
6821 not TODO_update_ssa.
6823 2009-05-15 Richard Guenther <rguenther@suse.de>
6825 PR tree-optimization/39999
6826 * gimple.h (gimple_expr_type): Use the expression type looking
6827 through useless conversions.
6828 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
6829 (vn_nary_op_insert_stmt): Likewise.
6830 (simplify_binary_expression): Likewise.
6832 2009-05-15 Richard Guenther <rguenther@suse.de>
6834 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
6835 New options, enabled by default.
6836 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
6838 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
6839 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
6840 * tree-ssa-structalias.c (gate_tree_pta): New function.
6841 (pass_build_alias): Use it.
6843 2009-05-15 Joseph Myers <joseph@codesourcery.com>
6845 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
6846 recurse on an invariant address if a conversion from a pointer
6847 type to a wider integer type is involved.
6849 2009-05-15 Jan Hubicka <jh@suse.cz>
6851 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
6852 * cgraph.h (struct inline_summary): New filed self_wize,
6853 size_inlining_benefit, self_time and time_inlining_benefit.
6854 (struct cgraph_global_info): Replace insns by time ans size fields.
6855 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
6856 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
6857 (ipcp_update_callgraph): Do not touch function bodies.
6858 * ipa-inline.c: Include except.h
6859 (MAX_TIME): New constant.
6860 (overall_insns): Remove
6861 (overall_size, max_benefit): New static variables.
6862 (cgraph_estimate_time_after_inlining): New function.
6863 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
6864 (cgraph_clone_inlined_nodes): Update size.
6865 (cgraph_mark_inline_edge): Update size.
6866 (cgraph_estimate_growth): Use size info.
6867 (cgraph_check_inline_limits): Check size.
6868 (cgraph_default_inline_p): Likewise.
6869 (cgraph_edge_badness): Compute badness based on benefit and size cost.
6870 (cgraph_decide_recursive_inlining): Check size.
6871 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
6873 (cgraph_decide_inlining): Likewise.
6874 (cgraph_decide_inlining_incrementally): Likewise; honor
6875 PARAM_EARLY_INLINING_INSNS.
6876 (likely_eliminated_by_inlining_p): New predicate.
6877 (estimate_function_body_sizes): New function.
6878 (compute_inline_parameters): Use it.
6879 * except.c (must_not_throw_labels): New function.
6880 * except.h (must_not_throw_labels): Declare.
6881 * tree-inline.c (init_inline_once): Kill inlining_weigths
6882 * tree-ssa-structalias.c: Avoid uninitialized warning.
6883 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
6884 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
6885 (PARAM_INLINE_CALL_COST): Remove.
6886 (PARAM_EARLY_INLINING_INSNS): New.
6887 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
6888 (inline-call-cost): Remove.
6889 (early-inlining-insns): New.
6891 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
6893 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
6895 (print_int_cst_bounds_in_octal_p): Likewise.
6896 (dbxout_type): Adjust calls to above functions. Be prepared to deal
6898 * dwarf2out.c (base_type_die): Likewise.
6899 (is_subrange_type): Delete.
6900 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
6901 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
6902 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
6903 if the destination type is boolean.
6904 (build_range_check): Do not special-case subtypes.
6905 (fold_sign_changed_comparison): Likewise.
6906 (fold_unary): Likewise.
6907 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
6908 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
6909 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
6910 * tree.c (subrange_type_for_debug_p): New predicate based on the
6911 former is_subrange_type.
6912 * tree.h (subrange_type_for_debug_p): Declare.
6913 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
6914 (convert_affine_scev): Remove call to above function.
6915 (chrec_convert_aggressive): Likewise.
6916 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
6917 false for conversions involving subtypes.
6918 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
6919 (vrp_val_min): Likewise.
6920 (needs_overflow_infinity): Likewise.
6921 (extract_range_from_unary_expr): Likewise.
6923 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
6925 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
6926 * config/frv/frv.c: Likewise.
6927 * config/s390/s390.c: Likewise.
6928 * config/sparc/sparc.h: Likewise.
6929 * config/i386/i386.h: Likewise.
6930 * config/i386/i386.c: Likewise.
6931 * config/crx/crx.c: Likewise.
6932 * config/m68hc11/m68hc11.h: Likewise.
6933 * config/iq2000/iq2000.c: Likewise.
6934 * config/mn10300/mn10300.h: Likewise.
6935 * config/mn10300/mn10300.c: Likewise.
6936 * config/m68k/m68k.c: Likewise.
6937 * config/rs6000/rs6000.c: Likewise.
6938 * config/rs6000/xcoff.h: Likewise.
6939 * config/rs6000/linux64.h: Likewise.
6940 * config/rs6000/sysv4.h: Likewise.
6941 * config/score/score3.c: Likewise.
6942 * config/score/score7.c: Likewise.
6943 * config/score/score.c: Likewise.
6944 * config/arm/arm.md: Likewise.
6945 * config/mips/mips.c: Likewise.
6946 * config/mips/mips.md: Likewise.
6947 * config/bfin/bfin.h: Likewise.
6948 * config/pa/pa.c: Likewise.
6949 * config/pa/constraints.md: Likewise.
6951 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
6952 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
6953 * config/pdp11/pdp11.h: Use memory_address_p instead.
6955 2009-05-14 Ian Lance Taylor <iant@google.com>
6957 * passes.c (finish_optimization_passes): Change i to int.
6958 * plugin.c (plugins_active_p): Change event to int.
6959 (dump_active_plugins): Likewise.
6960 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
6962 * tree.c (tree_range_check_failed): Change c to unsigned int.
6963 (omp_clause_range_check_failed): Likewise.
6964 (build_common_builtin_nodes): Change mode to int. Add cast.
6965 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
6966 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
6968 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
6969 ++ or -- with a variable of enum type.
6971 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
6974 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
6976 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
6978 * store-motion.c: Do not include params.h
6979 * Makefile.in: Fix dependencies for various files.
6981 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
6983 * auto-inc-dec.c: Fix pass description, remove apparent
6984 accidental duplication.
6986 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
6989 * ipa-utils.h (memory_identifier_string): Moved to ...
6990 * tree.h (memory_identifier_string): Here. Add GTY(()).
6992 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
6994 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
6995 in the former documentation of...
6996 (GO_IF_LEGITIMATE_ADDRESS): ... this.
6997 * ira-conflicts.c (get_dup_num): Use address_operand.
6998 * targhooks.c (default_legitimate_address_p): New.
6999 * targhooks.h (default_legitimate_address_p): New.
7000 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
7002 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
7003 * target.h (struct target): Add legitimate_address_p.
7004 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
7005 (TARGET_INITIALIZER): Include it.
7007 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7008 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
7009 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
7010 (TARGET_LEGITIMATE_ADDRESS_P): New.
7012 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7013 (REG_OK_STRICT_P): Delete.
7014 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
7015 (frv_legitimate_address_p_1): ... this.
7016 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
7017 (frv_legitimate_address_p_1): ... the renamed old
7018 frv_legitimate_address_p.
7019 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
7020 (TARGET_LEGITIMATE_ADDRESS_P): New.
7022 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7023 * config/s390/s390-protos.h (legitimate_address_p): Remove.
7024 * config/s390/s390.c (legitimate_address_p): Rename to...
7025 (s390_legitimate_address_p): ... this, make static.
7026 (legitimize_address): Adjust call.
7027 (TARGET_LEGITIMATE_ADDRESS_P): New.
7028 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
7030 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7031 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
7032 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
7033 (TARGET_LEGITIMATE_ADDRESS_P): New.
7035 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7036 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
7037 * config/spu/spu.c (spu_legitimate_address): Rename to...
7038 (spu_legitimate_address_p): ... this, make static.
7039 (TARGET_LEGITIMATE_ADDRESS_P): New.
7041 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7042 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
7043 * config/sparc/sparc.c (legitimate_address_p): Rename to...
7044 (sparc_legitimate_address_p): ... this, make static and return bool.
7045 (legitimize_address): Adjust call.
7046 (TARGET_LEGITIMATE_ADDRESS_P): New.
7048 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7049 * config/i386/i386-protos.h (legitimate_address_p): Remove.
7050 * config/i386/i386.c (legitimate_address_p): Rename to...
7051 (ix86_legitimate_address_p): ... this, make static.
7052 (constant_address_p): Move after it, adjust call.
7053 (TARGET_LEGITIMATE_ADDRESS_P): New.
7055 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7056 * config/avr/avr-protos.h (legitimate_address_p): Remove.
7057 * config/avr/avr.c (legitimate_address_p): Rename to...
7058 (avr_legitimate_address_p): ... this, make static.
7059 (legitimize_address): Adjust call.
7060 (TARGET_LEGITIMATE_ADDRESS_P): New.
7062 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7063 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
7064 * config/crx/crx.c (crx_legitimate_address_p): Make static.
7065 (TARGET_LEGITIMATE_ADDRESS_P): New.
7067 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7068 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
7069 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
7070 (TARGET_LEGITIMATE_ADDRESS_P): New.
7072 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7073 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
7075 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
7077 (TARGET_LEGITIMATE_ADDRESS_P): New.
7079 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7080 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
7082 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
7084 (m68hc11_legitimate_address_p): ... this, make static.
7085 (go_if_legitimate_address_internal): Rename to...
7086 (m68hc11_legitimate_address_p_1): ... this.
7087 (legitimize_address): Adjust call.
7088 (TARGET_LEGITIMATE_ADDRESS_P): New.
7090 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7091 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
7092 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
7093 (TARGET_LEGITIMATE_ADDRESS_P): New.
7095 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7096 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
7097 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
7098 (mn10300_legitimate_address_p): ... this, make static.
7099 (TARGET_LEGITIMATE_ADDRESS_P): New.
7101 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7102 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
7103 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
7104 (TARGET_LEGITIMATE_ADDRESS_P): New.
7106 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7107 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
7108 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
7109 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7110 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
7111 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
7112 (rs6000_legitimate_address_p): ... this, make static.
7113 (TARGET_LEGITIMATE_ADDRESS_P): New.
7114 (REG_MODE_OK_FOR_BASE_P): Delete.
7115 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
7117 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7118 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
7120 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
7121 static, adjust types.
7122 (TARGET_LEGITIMATE_ADDRESS_P): New.
7124 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7125 * config/score/score.c (score_address_p): Rename to...
7126 (score_legitimate_address_p): ... this.
7127 (TARGET_LEGITIMATE_ADDRESS_P): New.
7128 * config/score/score3.c (score3_address_p): Rename to...
7129 (score3_legitimate_address_p): ... this.
7130 * config/score/score7.c (score7_address_p): Rename to...
7131 (score7_legitimate_address_p): ... this.
7133 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
7134 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
7135 GO_IF_LEGITIMATE_ADDRESS): Delete.
7136 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
7137 thumb2_legitimate_address_p): Delete.
7138 (arm_legitimate_address_p): Rename to...
7139 (arm_legitimate_address_outer_p): ... this.
7140 * config/arm/constraints.md ("Uq"): Adjust call.
7141 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
7142 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
7144 (arm_legitimate_address_outer_p): ... this.
7145 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
7147 (TARGET_LEGITIMATE_ADDRESS_P): New.
7149 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7150 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
7151 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
7152 (TARGET_LEGITIMATE_ADDRESS_P): New.
7154 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7155 * config/vax/vax-protos.h (legitimate_address_p): Remove.
7156 * config/vax/vax.c (legitimate_address_p): Rename to...
7157 (vax_legitimate_address_p): ... this, make static.
7158 (TARGET_LEGITIMATE_ADDRESS_P): New.
7160 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7161 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
7162 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
7163 (TARGET_LEGITIMATE_ADDRESS_P): New.
7165 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7166 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
7167 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
7168 (mmix_legitimate_address_p): ... this, make static.
7169 (TARGET_LEGITIMATE_ADDRESS_P): New.
7171 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7172 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
7173 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
7174 (TARGET_LEGITIMATE_ADDRESS_P): New.
7176 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
7178 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
7179 of MODE_COMPLEX_INT.
7181 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7183 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
7184 LCT_NORMAL in function call.
7185 * mips-tdump.c (print_file_desc): Add cast to enum type.
7186 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
7187 (mark_stabs): Add casts to enum types.
7188 (parse_stabs_common): Add casts to enum types.
7190 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
7192 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
7193 Check for invalid values of LETTER.
7195 2009-05-13 Taras Glek <tglek@mozilla.com>
7197 * attribs.c (register_attribute): moved out attribute registration
7198 into register_attribute.
7199 * doc/plugins.texi: Documented register_attribute and
7201 * gcc-plugin.h: Added forward decl for register_attribute.
7202 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
7203 * plugin.c (register_callback, invoke_plugin_callbacks): Added
7204 PLUGIN_ATTRIBUTES boilerplate.
7206 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
7208 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
7209 values even in sentinel and empty entries.
7210 (ms_printf_flag_specs): Likewise.
7211 (ms_scanf_flag_specs): Likewise.
7212 (ms_strftime_flag_specs): Likewise.
7213 (ms_print_char_table): Likewise.
7214 (ms_scan_char_table): Likewise.
7215 (ms_time_char_table): Likewise.
7217 2009-05-13 Doug Kwan <dougkwan@google.com>
7219 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
7221 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
7223 * config/mips/mips.md (store): Add attributes for QI and HI.
7225 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
7226 (truncdi<mode>2): ... this new pattern.
7228 2009-05-13 Brad Hards <bradh@kde.org>
7230 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
7232 2009-05-14 Jakub Jelinek <jakub@redhat.com>
7233 Ben Elliston <bje@au.ibm.com>
7236 * dse.c (check_mem_read_rtx): Guard against width == -1.
7238 2009-05-13 Michael Matz <matz@suse.de>
7241 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
7242 (trivially_conflicts_p): New function.
7243 (insert_backedge_copies): Use it.
7245 2009-05-13 Janis Johnson <janis187@us.ibm.com>
7247 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
7248 (handle_stdc_pragma): Use new enum constant names.
7249 (handle_pragma_float_const_decimal64): Ditto.
7251 2009-05-13 Ian Lance Taylor <iant@google.com>
7253 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
7256 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
7258 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
7259 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
7261 * config/m68k/m68k.h (FL_UCLINUX): Define.
7263 2009-05-13 Jan Hubicka <jh@suse.cz>
7265 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
7267 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7269 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
7270 unless -fschedule-insns is specified.
7272 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7275 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
7276 TARGET_EXPAND_CBRANCHDI4.
7277 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
7278 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
7279 (cmpeqdi): Fix comment.
7281 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7283 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
7284 (sh_legitimate_address_p): Likewise.
7285 * config/sh/sh.c (sh_legitimate_index_p): New.
7286 (sh_legitimate_address_p): Likewise.
7287 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
7288 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
7289 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
7290 (MAYBE_BASE_REGISTER_RTX_P): New macro.
7291 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
7292 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
7293 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
7294 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
7295 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
7297 2009-05-12 Jan Hubicka <jh@suse.cz>
7299 * tree-inline.c (estimate_operator_cost): Add operands;
7300 when division happens by constant, it is cheap.
7301 (estimate_num_insns): Loads and stores are not having cost of 0;
7302 EH magic stuff is cheap; when computing runtime cost of switch,
7303 use log2 base of amount of its cases; builtin_expect has cost of 0;
7304 compute cost for moving return value of call.
7305 (init_inline_once): Initialize time_based flags.
7306 * tree-inline.h (eni_weights_d): Add time_based flag.
7308 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7310 * df-core.c: Update head documentation.
7312 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
7315 * rs6000.c (rs6000_generate_compare): Use op1b instead of
7316 shadowing exisiting variable op1.
7318 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
7321 * config/i386/driver-i386.c (processor_signatures): New enum.
7322 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
7323 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
7324 processor signature to detect geode processor.
7326 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7330 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7332 * optabs.c (prepare_cmp_insn): Temporarily disable test that
7333 causes spurious differences between trunk and cond-optab branch.
7335 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7337 * dojump.c (compare_from_rtx): Delete.
7338 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
7339 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
7340 if the comparison does not satisfy the predicate; test predicates for
7341 operands 2 and 3 of a cstore pattern. Don't try cstore optab
7342 further if one existing pattern fails.
7343 * expr.h (compare_from_rtx): Delete.
7344 (prepare_operand): Declare it.
7345 * optabs.c: Change "lib call" to "libcall" throughout.
7346 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
7347 HAVE_conditional_trap, emit_cmp_insn): Delete.
7348 (can_compare_p): Delete cmp_optab case.
7349 (prepare_float_lib_cmp): Return an rtx and a machine mode.
7350 Accept other parameters by value.
7351 (prepare_operand): Make non-static.
7352 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
7353 other parameters by value. Try to widen operands here based on
7354 an optab_methods argument and looking at cbranch_optab.
7355 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
7356 loop. Use cbranch_optab directly.
7357 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
7358 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
7360 (emit_conditional_move, emit_conditional_add): Inline what's needed
7361 of compare_from_rtx, using new prepare_cmp_insn for the rest.
7362 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
7363 with COMPARE. Move cmov_optab and cstore_optab above
7364 with cbranch_optab, move cmp_optab down with ucmp_optab,
7365 remove tst_otpab. Do not initialize trap_rtx.
7366 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
7367 for trap code. Do not check HAVE_conditional_trap. Use
7368 prepare_cmp_insn. Accept no predicate for operand 3.
7369 * optabs.h (OTI_cmp): Mark as used only for libcalls.
7370 (OTI_ctrap, ctrap_optab): New.
7371 (tst_optab): Delete.
7372 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
7373 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
7374 with lookup of ctrap_optab.
7375 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
7379 * combine.c (combine_simplify_rtx, simplify_set): Do not
7380 special case comparing against zero for cc0 machines.
7381 * simplify-rtx.c (simplify_binary_operation_1): Never remove
7382 COMPARE on cc0 machines.
7383 (simplify_relational_operation): Return a new expression when
7384 a COMPARE could be removed.
7385 * final.c (final_scan_insn): Compare cc_status values
7386 against LHS of a (compare FOO (const_int 0)) cc0 source.
7387 Also check if cc_status.value is the full compare.
7389 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
7390 (cstoreMM4): Document.
7391 (conditional_trap): Document ctrapMM4 instead.
7392 (sync_compare_and_swapMM): Refer to cbranchcc4.
7393 (Dependent Patterns): Eliminate obsolete information referring to
7394 the old jump optimization phase.
7395 (Canonicalization): Include cbranchcc4 case, omit canonicalization
7396 of compares with 0 on cc0 machines.
7397 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
7398 avoiding references to cc0. Remove text about storing operands
7400 * doc/tm.texi (Condition Codes): Include blurb on different
7401 condition code representations, separate into subsections for
7402 CC0, MODE_CC and conditional execution.
7404 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
7405 alpha_emit_setcc): Accept operands and a machine mode.
7406 * config/alpha/alpha.c (alpha_emit_conditional_branch):
7407 Get code/op0/op1 from operands, use machine mode argument
7408 instead of alpha_compare.fp_p. Emit the branch here.
7409 (alpha_emit_setcc): Likewise, and return boolean.
7410 (alpha_emit_conditional_move): Likewise. Assert that
7411 cmp_op_mode == cmp_mode, and simplify accordingly.
7412 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
7413 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
7414 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
7416 (stack probe test): Use cbranchdi4.
7417 * config/alpha/predicates.md (alpha_cbranch_operator): New.
7419 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
7420 * config/arc/arc.h (movsicc, movsfcc): Use it.
7421 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
7422 (cbranchsi4, cstoresi4): New.
7423 (cmpsi, bCC and sCC expanders): Remove.
7425 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
7426 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
7427 * config/arm/predicates.md (arm_comparison_operator): Only include
7428 floating-point operators if there is a hardware floating-point unit.
7429 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
7430 deferring to cbranch_cc and cstore_cc respectively.
7431 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
7432 cbranch_cc, cstore_cc): New.
7433 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
7435 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
7437 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
7438 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
7440 (adjust_insn_length): Adjust calls.
7441 (avr_reorg): Handle (compare (foo) (const_int 0)).
7442 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
7443 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
7444 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
7445 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
7447 (cbranchqi4, cbranchhi4, cbranchsi4): New.
7448 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
7450 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
7451 (cbranchsi4, cstorebi4, cstoresi4): New.
7452 (movbisi): This insn is duplicate, split it to zero_extend.
7453 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
7454 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
7455 (bfin_optimize_loop): Use cbranch expander.
7456 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
7457 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
7458 (bfin_bimode_comparison_operator): ... this.
7459 (bfin_direct_comparison_operator): New.
7461 * config/cris/cris.c (cris_normal_notice_update_cc): Look
7462 inside (compare FOO (const_int 0)).
7463 (cris_rtx_costs): Handle ZERO_EXTRACT.
7464 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
7465 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
7466 (*tstdi_v32): Delete.
7467 (*cmpdi_non_v32): Add M alternative for operand 1.
7468 (cmpsi, cmp<mode>): Make private.
7469 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
7471 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
7473 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
7474 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
7475 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
7476 (cc_reg_operand): New.
7478 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
7479 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
7480 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
7481 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
7482 crx_expand_scond): Delete.
7484 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
7486 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
7487 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
7489 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
7490 cstoresi4, cstoresf4, cstoredf4): New.
7491 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
7492 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
7493 Receive the entire operands array.
7494 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
7495 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
7496 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
7497 Get test/op0/op1 from the operands array.
7498 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
7500 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
7501 (h8300_expand_store): New.
7502 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
7504 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
7505 (h8300_expand_store): New.
7506 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
7507 or do not try to produce (set (cc0) REG).
7508 (peepholes): Wrap arguments with COMPARE. Add a peephole to
7509 change a compare into a move to a scratch register. Disable some
7510 peepholes when comparing with zero.
7511 (tstsi, tsthi, tstsi, cmpqi): Make private.
7514 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
7517 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
7518 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
7519 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
7520 (ix86_emit_i387_log1p): Use cbranchxf2.
7521 (ix86_expand_setcc): Return void.
7522 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
7523 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
7524 cmp<MODEF>, cmpcc): Remove.
7525 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
7526 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
7527 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
7528 (sCC and bCC expanders): Remove.
7529 (stack_protect_test): Use cbranchcc4.
7531 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
7533 (ia64_expand_compare): Accept three rtx by reference and return void.
7534 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
7535 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
7536 from *expr. Update *expr with the BImode comparison to do.
7537 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
7538 cmptf, bCC, sCC, conditional_trap): Delete.
7539 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
7540 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
7541 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
7542 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
7543 * config/ia64/predicates.md (ia64_cbranch_operator): New.
7545 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
7546 type of last argument.
7547 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
7548 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
7549 use machine mode argument instead of branch_type. Remove dead
7550 code for floating-point comparisons.
7551 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
7552 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
7554 (cbranchsi4, cstoresi4): New.
7555 * config/iq2000/predicates.md (reg_or_const_operand): New.
7557 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
7558 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
7559 (b<code>_op): Rewrite to...
7560 (bcc_op): ... this, using match_operator.
7561 (s<code>_op): Rewrite to...
7562 (scc_op): ... this, using match_operator.
7563 (s<code>_24_op): Rewrite to...
7564 (scc_op_24): ... this, using match_operator.
7565 (s<code>_<mode>): Rewrite to...
7566 (cstore<mode>4): ... this, using match_operator.
7567 (s<code>_<mode>_24): Rewrite to...
7568 (cstore<mode>4_24): ... this, using match_operator.
7569 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
7570 m32c_unpend_compare, m32c_expand_scc): Delete.
7571 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
7572 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
7573 (m32c_expand_movcc): Change NE to EQ if necessary.
7574 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
7576 * config/m32r/m32r-protos.h (gen_cond_store): New.
7577 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
7578 (gen_cond_store): New, from sCC patterns.
7579 (m32r_expand_block_move): Use cbranchsi4.
7580 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
7581 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
7582 (cbranchsi4, cstoresi4): New.
7584 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
7586 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
7587 (m68hc11_notice_update_cc): Look into a compare with 0.
7588 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
7590 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
7591 cmphi, cmpqi, bCC): Delete.
7592 (cbranchsi4, cbranchhi4, cbranchqi4): New.
7593 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
7594 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
7597 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
7598 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
7599 * config/m68k/constraints.md (H): New.
7600 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
7601 the define_insn below.
7602 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
7603 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
7604 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
7605 patterns): Wrap RHS with COMPARE.
7606 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
7607 (*cmpdi_internal): Name this pattern.
7608 (cmpdi): Change to define_insn.
7609 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
7610 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
7611 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
7613 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
7614 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
7615 (conditional_trap): Change to...
7616 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
7617 (*conditional_trap): Use the ordered_comparison_operator and
7618 const1_operand predicates.
7619 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
7620 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
7621 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
7622 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
7624 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
7625 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
7626 (mcore_gen_compare): New.
7627 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
7628 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
7629 (mcore_gen_compare): ... this.
7630 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
7631 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
7632 (stack probe pattern): Use cbranchsi4.
7634 * config/mips/predicates.md (mips_cstore_operator): New.
7635 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
7636 * config/mips/mips.md (any_cond): Delete.
7637 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
7639 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
7640 fixuns_truncsfdi2): Use cbranch patterns.
7641 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
7642 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
7643 Adjust call to mips_expand_conditional_branch.
7644 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
7646 * config/mips/mips-protos.h (mips_expand_conditional_branch,
7647 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
7648 * config/mips/mips.c (cmp_operands): Delete.
7649 (mips_emit_compare): Get comparison operands from *op0/*op1.
7650 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
7651 that it succeeds. Use op0/op1 instead of cmp_operands.
7652 (mips_expand_conditional_branch, mips_expand_conditional_move,
7653 mips_expand_conditional_trap): Likewise.
7654 (mips_block_move_loop): Use cbranch patterns.
7655 * config/mips/mips.h (cmp_operands): Delete.
7657 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
7658 (mmix_gen_compare_reg): Just return a register in the right CC mode.
7659 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
7660 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
7661 (*cmpcc_folded): Rename to...
7662 (*cmpdi_folded): this.
7663 (*cmpcc): Rename to...
7665 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
7668 (cbranchdf4): New. Handle invalid comparisons here.
7669 * config/mmix/predicates.md (float_comparison_operator): New.
7671 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
7672 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
7673 * config/mn10300/mn10300.md (tst): Delete.
7674 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
7675 Name these patterns and wrap RHS in a compare.
7676 (*cmpsi): Make this pattern private. Include tst.
7677 (*cmpsf): Make this pattern private.
7678 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
7679 (compare with zero peepholes): Likewise.
7681 (cbranchsi4, cbranchsf4): New.
7682 (casesi): Use cbranchsi4.
7684 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
7685 hppa_branch_type): Delete.
7686 (return_addr_rtx): Use cbranchsi4.
7687 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
7688 Emit CCFPmode comparison here.
7689 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
7690 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
7691 hppa_branch_type): Delete.
7692 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
7693 (movsicc, movdicc): Remove references to hppa_compare_op0,
7694 hppa_compare_op1 and compare_from_rtx.
7695 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
7696 (casesi): Use cbranchsi4.
7698 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
7699 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
7700 * config/pdp11/pdp11.md (register_or_const0_operand): New.
7701 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
7702 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
7704 (cbranchdf4, cbranchhi4, cbranchqi4): New.
7705 (*branch, *branch_inverted): New.
7707 * config/picochip/picochip.md (cbranchhi4): Use
7708 ordered_comparison_operator.
7709 (cmphi, bCC): Remove.
7711 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
7712 (trap_comparison_operator): Delete.
7713 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
7714 rs6000_emit_cbranch): Accept mode and operands.
7715 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
7716 rs6000_compare_fp_p): Delete.
7717 (rs6000_generate_compare): Accept mode and comparison. Extract code
7718 and op0/op1 from there. Replace references to rs6000_compare_op0
7719 and rs6000_compare_op1.
7720 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
7721 extract result from passed operands.
7722 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
7723 extract loc from passed operands.
7724 (rs6000_emit_cmove): Likewise.
7725 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
7726 rs6000_compare_fp_p): Delete.
7727 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
7728 (cbranch<GPR>4, cbranch<FP>4): New.
7729 (cstore<mode>4): New. Consolidate here all choices about when to use
7730 portable or specialized sCC sequences.
7731 (stack_protect_test): Use cbranchsi4.
7732 (conditional_trap): Replace with ctrap<GPR>4.
7733 (conditional trap insn): Replace trap_comparison_operator with
7734 ordered_comparison_operator.
7736 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
7737 (s390_emit_prologue): Use ctrap.
7738 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
7739 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
7740 New predicates replacing...
7741 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
7742 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
7743 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
7744 (add<mode>cc): Do not use s390_compare_op0/op1.
7745 (s<code>): Change to...
7746 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
7748 (cstorecc4): ... this. Handle EQ or NE equally.
7749 (*sne): Un-privatize for use in cstorecc4.
7750 (b<code>): Change to...
7751 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
7752 (conditional_trap): Replace with...
7753 (ctrap<GPR>4, ctrap<FP>4): ... these.
7754 (stack_protect): Use cbranchcc4.
7756 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
7757 * config/score/score-protos.h (score_gen_cmp): Delete.
7758 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
7759 (score_block_move-loop): Use cbranchsi4.
7760 * config/score/score.md (cbranchsi4): New.
7761 (cmpsi, bCC): Delete.
7762 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
7763 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
7764 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
7765 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
7766 * config/score/score3.h (score3_gen_cmp): Delete.
7767 * config/score/score7.h (score7_gen_cmp): Delete.
7769 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
7770 (sh_emit_scc_to_t): ... this. Return void.
7771 (from_compare): Rename to...
7772 (sh_emit_compare_and_branch): ... this.
7773 (sh_emit_compare_and_set): New.
7774 (sh_expand_t_scc): Accept operands.
7775 * config/sh/predicates.md (sh_float_comparison_operator): New.
7776 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
7777 (prepare_scc_operands): Rename to...
7778 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
7780 (sh_emit_cheap_store_flag): New.
7781 (sh_emit_set_t_insn): New.
7782 (from_compare): Rename to...
7783 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
7784 handling of TARGET_SH2E floating point to avoid recursive call.
7785 Generate branch here.
7786 (sh_emit_compare_and_set): New.
7787 (sh_expand_t_scc): Get op0/op1 from arguments.
7788 (sh_emit_cheap_store_flag): New.
7789 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
7791 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
7792 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
7793 (movsicc, movdicc): Do nothing when it recreated operands from
7794 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
7795 prepare_scc_operands (now sh_emit_scc_to_t).
7796 (udivdi3): Use cstoresi4.
7797 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
7798 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
7799 (cbranchint4_media, cbranchfp4_media): New.
7800 (casesi): Use cbranchdi4.
7801 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
7803 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
7804 (movnegt): Remove second operand.
7805 (cbranchsf4, cbranchdf4): New.
7806 (stack_protect): Use cbranchdi4/cbranchsi4.
7808 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
7809 (gen_compare_reg): Accept comparison, extract part of it to...
7810 (gen_compare_reg_1): ... this.
7811 (gen_compare_operator): Delete.
7812 (gen_v9_scc): Accept separate destination, comparison code and arms.
7813 Do not use sparc_compare_op0/sparc_compare_op1.
7814 (emit_scc_insn, emit_conditional_branch_insn): New.
7815 (emit_v9_brxx): Make static. Remove useless assertion.
7816 (sparc_emit_float_lib_cmp): Return RTL instead of calling
7818 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
7819 * config/sparc/sparc-protos.h (gen_compare_reg,
7820 sparc_emit_float_lib_cmp): Adjust prototype.
7821 (emit_scc_insn, emit_conditional_branch_insn): New.
7822 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
7823 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
7824 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
7825 iterators to the top.
7826 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
7827 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
7828 snedi_special_trunc): Delete.
7829 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
7830 and snedi_special_trunc.
7831 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
7832 cbranchdi4, cbranch<F:mode>4): New.
7833 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
7834 here. Use gen_compare_reg instead of gen_compare_operator.
7835 (conditional_trap): Replace with...
7836 (ctrapsi4, ctrapdi4): ... this.
7837 (stack_protect_test): Use cbranchcc4.
7839 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
7841 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
7842 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
7843 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
7844 from operands[0] or operands[3] depending on is_set.
7845 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
7846 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
7847 cmpdf, bCC), sCC: Remove.
7848 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
7849 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
7851 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
7852 spu_emit_branch_or_set.
7854 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
7856 * config/stormy16/stormy16.h (xstormy16_compare_op0,
7857 xstormy16_compare_op1): Delete.
7858 * config/stormy16/stormy16.c (xstormy16_compare_op0,
7859 xstormy16_compare_op1): Delete.
7860 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
7862 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
7863 (cmphi, cmpsi, bCC): Remove.
7865 * config/v850/v850.md (tstsi, cmpsi): Fold into...
7866 (*cmpsi): ... this one.
7867 (cbranchsi4, cstoresi4): New.
7868 (bCC expanders): Delete.
7869 (sCC insns): Fold into...
7870 (*setcc): ... this one.
7871 (casesi): Do not use gen_cmpsi and gen_bgtu.
7872 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
7873 (movsicc): Simplify.
7874 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
7876 * config/vax/vax-protos.h (cond_name): New.
7877 (vax_output_conditional_branch): Remove.
7878 * config/vax/vax.c (cond_name): New.
7879 (vax_output_conditional_branch): Remove.
7880 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
7881 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
7882 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
7883 (bit<VAXint>): Wrap source with (compare).
7884 (b<code> and following unnamed pattern): Rename to *branch and
7885 *branch_reversed. Change macroization to match_operator.
7886 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
7888 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
7889 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
7890 Change last argument to machine_mode.
7891 (xtensa_expand_scc): Add machine_mode argument.
7892 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
7893 (gen_conditional_move, xtensa_expand_conditional_branch,
7894 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
7895 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
7896 Adjust operand numbers.
7897 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
7899 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
7900 (cmpsi, cmpsf, b<code>, s<code>): Delete.
7901 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
7903 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7905 * optabs.c (prepare_cmp_insn): Temporarily disable test that
7906 causes spurious differences between trunk and cond-optab branch.
7908 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
7911 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
7913 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
7915 * tree.c (iterative_hash_pointer): Delete.
7916 (iterative_hash_expr): Short-circuit handling of NULL pointer.
7917 Hash UIDs and versions of SSA names. Don't special-case built-in
7918 function declarations.
7920 2009-05-11 Ian Lance Taylor <iant@google.com>
7923 * graphite.c: Force -Wc++-compat to only be a warning before
7924 #including "cloog/cloog.h".
7926 2009-05-11 Martin Jambor <mjambor@suse.cz>
7928 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
7930 2009-05-11 Jan Hubicka <jh@suse.cz>
7932 * tree-ssa-loop-ivcanon.c: Include target.h
7933 (struct loop_size): new structure.
7934 (constant_after_peeling): New predicate.
7935 (tree_estimate_loop_size): New function.
7936 (estimated_unrolled_size): Rewrite for new estimates.
7937 (try_unroll_loop_completely): Use new estimates.
7938 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
7940 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
7942 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
7943 libcpp interface change.
7944 (spu_macro_to_expand): Likewise.
7946 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
7948 PR tree-optimization/40026
7949 * gimplify.c (gimplify_init_constructor): Change initial conditional
7950 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
7951 optimize_compound_literals_in_ctor.
7953 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
7955 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
7957 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
7959 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
7961 * tree-vect-data-refs.c (vect_analyze_group_access): Use
7962 HOST_WIDE_INT for gap.
7964 2009-05-11 Ira Rosen <irar@il.ibm.com>
7966 PR tree-optimization/40074
7967 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
7968 account in group size and step comparison.
7970 2009-05-11 Richard Guenther <rguenther@suse.de>
7972 * passes.c (init_optimization_passes): Strip now incorrect comment.
7973 (execute_function_todo): Do not set PROP_alias.
7974 * tree-pass.h (PROP_alias): Remove.
7975 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
7976 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
7977 * tree-nrv.c (pass_return_slot): Likewise.
7978 * tree-object-size.c (pass_object_sizes): Likewise.
7979 * tree-ssa-dom.c (pass_dominator): Likewise.
7980 (pass_phi_only_cprop): Likewise.
7981 * tree-ssa-dse.c (pass_dse): Likewise.
7982 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
7983 (pass_cselim): Likewise.
7984 * tree-ssa-pre.c (pass_pre): Likewise.
7985 (pass_fre): Likewise.
7986 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
7987 * tree-ssa-sink.c (pass_sink_code): Likewise.
7988 * tree-stdarg.c (pass_stdarg): Likewise.
7989 * tree-tailcall.c (pass_tail_calls): Likewise.
7990 * tree-vrp.c (pass_vrp): Likewise.
7992 2009-05-10 Ian Lance Taylor <iant@google.com>
7994 * basic-block.h (enum profile_status): Break out of struct
7996 * cgraph.h (struct inline_summary): Break out of struct
7998 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
7999 of struct cgraph_order_sort.
8000 * combine.c (enum undo_kind): New enum, broken out of struct undo.
8001 * cse.c (struct branch_path): Break out of struct
8002 cse_basic_block_data.
8003 * except.h (enum eh_region_type): Break out of struct eh_region.
8004 * gcc.c (enum add_del): Break out of struct modify_target.
8005 * genrecog.c (enum decision_type): Break out of struct decision_test.
8006 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
8008 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
8009 * regmove.c (enum match_use): New enum, broken out of struct match.
8010 * sched-int.h (enum post_call_group): New enum, broken out of
8012 (struct deps_reg): Break out of struct deps.
8013 * target.h (struct asm_int_op): Break out of struct gcc_target.
8014 * tree-eh.c (struct goto_queue_node): Break out of struct
8016 * tree-inline.h (enum copy_body_cge_which): Break out of
8018 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
8020 * c-decl.c (in_struct, struct_types): New static variables.
8021 (pushtag): Add loc parameter. Change all callers.
8022 (lookup_tag): Add ploc parameter. Change all callers.
8023 (check_compound_literal_type): New function.
8024 (parser_xref_tag): Add loc parameter. Change all callers. If
8025 -Wc++-compat, warn about struct/union/enum types defined within a
8027 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
8028 and loc parameters. Change all callers. Change error calls to
8029 error_at, using loc. For a redefinition, if the location of the
8030 original definition is known, report it. Set in_struct and
8031 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
8032 (finish_struct): Add new parameters enclosing_in_struct and
8033 enclosing_struct_types. Change all callers. Set
8034 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
8035 in the struct. If in a struct, add this struct to struct_types.
8036 (start_enum): Add loc parameter. Change all callers. Use
8037 error_at for errors, using loc. For a redefinition, if the
8038 location of the original definition is known, report it. If in a
8039 struct, add this enum type to struct_types. If -Wc++-compat warn
8040 if in sizeof, typeof, or alignof.
8041 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
8042 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
8043 (c_parser_enum_specifier): Get enum location for start_enum.
8044 (c_parser_struct_or_union_specifier): Get struct location for
8045 start_struct. Save in_struct and struct_types status between
8046 start_struct and finish_struct.
8047 (c_parser_cast_expression): Get location of cast.
8048 (c_parser_alignof_expression): Get location of type.
8049 (c_parser_postfix_expression): Likewise.
8050 (c_parser_postfix_expression_after_paren_type): Add type_loc
8051 parameter. Change all callers. Call check_compound_literal_type.
8052 Use type_loc for error about variable size type.
8053 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
8054 of an enum constant from an enum type defined in a struct or union.
8055 (c_cast_expr): Add loc parameter. Change all callers. If
8056 -Wc++-compat, warn about defining a type in a cast.
8057 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
8058 (start_enum, start_struct, finish_struct): Update declarations.
8059 (parser_xref_tag, c_cast_expr): Update declarations.
8060 (check_compound_literal_type): Declare.
8062 2009-05-11 Ben Elliston <bje@au.ibm.com>
8064 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
8065 for recent libcpp interface change.
8066 (rs6000_macro_to_expand): Likewise.
8068 2009-05-10 Michael Matz <matz@suse.de>
8071 * config/arm/arm.c (require_pic_register): Emit on entry edge,
8072 not at entry of function.
8074 2009-05-10 Richard Guenther <rguenther@suse.de>
8076 PR tree-optimization/40081
8078 * tree-sra.c (instantiate_element): Instantiate scalar replacements
8079 using the main variant of the element type. Do not fiddle with
8080 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
8082 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
8083 structs with volatile fields.
8085 2009-05-10 Jan Hubicka <jh@suse.cz>
8087 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
8088 (estimate_move_cost): Assert that it does not get called for
8090 (estimate_num_insns): Skip VOID types in argument handling.
8091 (optimize_inline_calls): Delete unreachable blocks and verify that
8094 2009-05-10 Jan Hubicka <jh@suse.cz>
8096 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
8097 * cgraph.c (cgraph_mark_address_taken_node): New function.
8098 (dump_cgraph_node): Dump new flag.
8099 * cgraph.h (struct cgraph_node): Add address_taken.
8100 (cgraph_mark_address_taken_node): New function.
8101 * ipa.c (cgraph_postorder): Prioritize functions with address taken
8102 since new direct calls can be born.
8104 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8106 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
8109 2009-05-10 Jan Hubicka <jh@suse.cz>
8112 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
8114 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
8115 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
8116 * tree-inline.c (copy_bb): Set frequency correctly.
8117 (fold_marked_statements): Update call to
8118 cgraph_update_edges_for_call_stmt.
8120 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8122 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
8123 identifiers in diagnostics.
8124 * config/arm/arm.c (arm_handle_fndecl_attribute,
8125 arm_handle_isr_attribute): Likewise.
8126 * config/avr/avr.c (avr_handle_progmem_attribute,
8127 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
8128 * config/bfin/bfin.c (handle_int_attribute,
8129 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
8130 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
8131 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
8133 * config/darwin.c (darwin_handle_kext_attribute,
8134 darwin_handle_weak_import_attribute): Likewise.
8135 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
8136 h8300_handle_eightbit_data_attribute,
8137 h8300_handle_tiny_data_attribute): Likewise.
8138 * config/i386/i386.c (ix86_handle_cconv_attribute,
8139 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
8140 * config/i386/winnt.c (ix86_handle_shared_attribute,
8141 ix86_handle_selectany_attribute): Likewise.
8142 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
8143 * config/m32c/m32c.c (function_vector_handler): Likewise.
8144 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
8145 m68hc11_handle_fntype_attribute): Likewise.
8146 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
8147 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
8148 * config/mips/mips.c (mips_insert_attributes,
8149 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
8150 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
8151 rs6000_handle_struct_attribute): Likewise.
8152 * config/sh/sh.c (sh_insert_attributes,
8153 sh_handle_resbank_handler_attribute,
8154 sh_handle_interrupt_handler_attribute,
8155 sh2a_handle_function_vector_handler_attribute,
8156 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
8158 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
8159 * config/spu/spu.c (spu_handle_fndecl_attribute,
8160 spu_handle_vector_attribute): Likewise.
8161 * config/stormy16/stormy16.c
8162 (xstormy16_handle_interrupt_attribute): Likewise.
8163 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
8164 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
8166 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8168 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
8169 (pp_translate_identifiers): New.
8170 (pp_identifier): Only conditionally translate identifier to locale
8172 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
8173 (pp_base_tree_identifier): Only conditionally translate identifier
8174 to locale character set.
8175 * c-pretty-print.c (M_): Define.
8176 (pp_c_type_specifier, pp_c_primary_expression): Mark English
8177 fragments for conditional translation with M_.
8178 * tree-pretty-print.c (maybe_init_pretty_print): Disable
8179 identifier translation.
8181 2009-05-10 Richard Guenther <rguenther@suse.de>
8183 PR tree-optimization/40081
8184 * tree-sra.c (instantiate_element): Instantiate scalar replacements
8185 using the main variant of the element type. Do not fiddle with
8186 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
8188 2009-05-09 Jan Hubicka <jh@suse.cz>
8191 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
8192 indirect calls; verify cgraph afterwards.
8194 2009-05-09 Jan Hubicka <jh@suse.cz>
8197 * ipa.c (update_inlined_to_pointer): New function.
8198 (cgraph_remove_unreachable_nodes): Use it.
8200 2009-05-09 Jan Hubicka <jh@suse.cz>
8202 * tree-eh.c (struct leh_state): Remove prev_try.
8203 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
8205 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
8206 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
8207 remove_eh_handler_and_replace, foreach_reachable_handler,
8208 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
8209 * except.h (struct eh_region): Remove eh_region_u_cleanup.
8210 (gen_eh_region_cleanup): Update prototype.
8212 2009-05-09 Jan Hubicka <jh@suse.cz>
8215 * except.c (copy_eh_region): Always set prev_try.
8216 (redirect_eh_edge_to_label): Find outer try.
8217 (foreach_reachable_handler): When looking for prev try
8218 handle case where previous try is not going to be taken.
8220 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
8222 PR tree-optimization/40049
8223 * tree-vect-stmts.c (vectorizable_operation): If the machine has
8224 only vector/vector shifts, convert the type of the constant to the
8225 appropriate type to avoid building incorrect trees, which
8226 eventually have problems with garbage collection.
8228 2009-05-08 Joseph Myers <joseph@codesourcery.com>
8230 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
8231 -1 for complex floating-point types if honoring signed zeros.
8233 2009-05-08 Jan Hubicka <jh@suse.cz>
8235 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
8236 argument; handle correctly when profile is absent.
8237 (build_cgraph_edges): Update.
8238 (rebuild_cgraph_edges): Update.
8239 * cgraph.c: Do not include varray.h.
8240 (cgraph_set_call_stmt_including_clones): New function.
8241 (cgraph_create_edge_including_clones): Likewise
8242 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
8243 (cgraph_update_edges_for_call_stmt): Handle clones.
8244 (cgraph_remove_node): Handle clone tree.
8245 (cgraph_remove_node_and_inline_clones): New function.
8246 (dump_cgraph_node): Dump clone tree.
8247 (cgraph_clone_node): Handle clone tree.
8248 (clone_function_name): Bring here from tree-inline.c.
8249 (cgraph_create_virtual_clone): New function.
8250 * cgraph.h (ipa_replace_map): Move here from ipa.h.
8251 (cgraph_clone_info): New function.
8252 (strut cgraph_node): Add clone_info and new clone tree pointers.
8253 (cgraph_remove_node_and_inline_clones,
8254 cgraph_set_call_stmt_including_clones,
8255 cgraph_create_edge_including_clones,
8256 cgraph_create_virtual_clone): Declare.
8257 (cgraph_function_versioning): Use VEC argument.
8258 (compute_call_stmt_bb_frequency): Update prototype.
8259 (cgraph_materialize_all_clones): New function.
8260 * ipa-cp.c (ipcp_update_cloned_node): Remove.
8261 (ipcp_create_replace_map): Update to VECtors.
8262 (ipcp_update_callgraph): Use virtual clones.
8263 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
8264 (ipcp_update_profiling): Do not update local profiling.
8265 (ipcp_insert_stage): Use VECtors and virtual clones.
8266 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
8267 (clone_of_p): New function.
8268 (cgraph_preserve_function_body_p): Use clone tree.
8269 (cgraph_optimize): Materialize clones.
8270 (cgraph_function_versioning): Update for VECtors.
8271 (save_inline_function_body): Use clone tree.
8272 (cgraph_materialize_clone): New function.
8273 (cgraph_materialize_all_clones): Likewise.
8274 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
8275 * ipa.c: Include gimple.h.
8276 (cgraph_remove_unreachable_nodes): Use clone tree.
8277 * ipa-prop.c (ipa_note_param_call): Update call to
8278 compute_call_stmt_bb_frequencycall.
8279 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
8280 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
8281 (copy_bb): Handle updating of clone tree; add new edge when new call
8283 (expand_call_inline): Be strict about every call having edge.
8284 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
8285 (delete_unreachable_blocks_update_callgraph): New function.
8286 (tree_function_versioning): Use VECtors; always remove unreachable
8287 blocks and fold conditionals.
8288 * tree-inline.h: Do not include varray.h.
8289 (tree_function_versioning): Remove.
8290 * Makefile.in (GTFILES): Remove tree-inline.c
8291 * passes.c (do_per_function): Do only functions having body.
8292 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
8295 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
8296 Andrew Morrow <acm@google.com>
8299 * c-common.c (c_common_attribute_table): Permit deprecated
8300 attribute to take an optional argument.
8301 (handle_deprecated_attribute): If the optional argument to
8302 __attribute__((deprecated)) is not a string ignore the attribute
8305 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
8306 * c-typeck.c (build_component_ref): Likewise.
8307 (build_external_ref): Likewise.
8309 * toplev.c (warn_deprecated_use): Add an attribute argument.
8310 Emit the message associated with __attribute__((deprecated)).
8312 * toplev.h (warn_deprecated_use): Updated.
8314 * doc/extend.texi: Document new optional parameter to
8315 __attribute__((deprecated))
8317 2009-05-08 Michael Eager <eager@eagercon.com>
8319 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
8320 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
8322 2009-05-08 Richard Guenther <rguenther@suse.de>
8324 PR tree-optimization/40062
8325 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
8326 Avoid exponential behavior.
8328 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8330 PR rtl-optimization/33928
8332 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
8333 process_uses, build_single_def_use_links): New.
8334 (update_df): Update use_def_ref.
8335 (forward_propagate_into): Use get_def_for_use instead of use-def
8337 (fwprop_init): Call build_single_def_use_links and let it initialize
8339 (fwprop_done): Free use_def_ref.
8340 (fwprop_addr): Eliminate duplicate call to df_set_flags.
8341 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
8342 df_rd_simulate_one_insn): New.
8343 (df_rd_bb_local_compute_process_def): Update head comment.
8344 (df_chain_create_bb): Use the new RD simulation functions.
8345 * df.h (df_rd_simulate_artificial_defs_at_top,
8346 df_rd_simulate_one_insn): New.
8347 * opts.c (decode_options): Enable fwprop at -O1.
8348 * doc/invoke.texi (-fforward-propagate): Document this.
8350 2009-05-08 Joseph Myers <joseph@codesourcery.com>
8353 * c-typeck.c (build_binary_op): Handle arithmetic between one real
8354 and one complex operand specially.
8355 * tree-complex.c (some_nonzerop): Do not identify a real value as
8356 zero if flag_signed_zeros.
8358 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8360 PR rtl-optimization/33928
8361 * loop-invariant.c (record_use): Fix && vs. || mishap.
8363 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8365 PR rtl-optimization/33928
8366 * loop-invariant.c (struct use): Add addr_use_p.
8367 (struct def): Add n_addr_uses.
8368 (struct invariant): Add cheap_address.
8369 (create_new_invariant): Set cheap_address.
8370 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
8371 (record_uses): Pass df_ref to record_use.
8372 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
8375 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
8377 * config/sh/sh.c: Do not include c-pragma.h.
8379 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
8381 * config/spu/spu.c: Remove include of c-common.h.
8383 2009-05-07 Janis Johnson <janis187@us.ibm.com>
8386 * c-common.h (mark_valid_location_for_stdc_pragma,
8387 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
8388 clear_float_const_decimal64, float_const_decimal64_p): New.
8389 * c.opt (Wunsuffixed-float-constants): New.
8390 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
8391 unsuffixed float constant, handle new warning.
8392 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
8393 * c-decl.c (c_scope): New flag float_const_decimal64.
8394 (set_float_const_decimal64, clear_float_const_decimal64,
8395 float_const_decimal64_p): New.
8396 (push_scope): Set new flag.
8397 * c-parser.c (c_parser_translation_unit): Mark when it's valid
8398 to use STDC pragmas.
8399 (c_parser_external_declaration): Ditto.
8400 (c_parser_compound_statement_nostart): Ditto.
8401 * c-pragma.c (valid_location_for_stdc_pragma,
8402 mark_valid_location_for_stdc_pragma,
8403 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
8404 handle_pragma_float_const_decimal64): New.
8405 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
8406 * cp/semantics.c (valid_location_for_stdc_pragma_p,
8407 set_float_const_decimal64, clear_float_const_decimal64,
8408 float_const_decimal64_p): New dummy functions.
8409 * doc/extend.texi (Decimal Float): Remove statement that the
8410 pragma, and suffix for double constants, are not supported.
8411 * doc/invoke.texi (Warning Options): List new option.
8412 (-Wunsuffixed-float-constants): New.
8414 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
8416 * config/i386/i386.c: Do not include c-common.h.
8418 2009-05-07 Mark Heffernan <meheff@google.com>
8420 * doc/invoke.texi (Debugging Options): Document change of debugging
8422 * opts.c (decode_options): Make dump_base_name relative to
8423 aux_base_name directory.
8425 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
8427 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
8428 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
8430 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
8432 * Makefile.in (install-plugin): Simplify a bit.
8434 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
8436 * Makefile.in (OBJS-common): Add regcprop.o.
8438 * timevar.def (TV_CPROP_REGISTERS): New.
8439 * regrename.c (regrename_optimize): Return 0.
8440 (rest_of_handle_regrename): Delete.
8441 (pass_rename_registers): Point to regrename_optimize.
8442 (struct value_data_entry, struct value_data,
8443 kill_value_one_regno, kill_value_regno, kill_value,
8444 set_value_regno, init_value_data, kill_clobbered_value,
8445 kill_set_value, kill_autoinc_value, copy_value,
8446 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
8447 replace_oldest_value_reg, replace_oldest_value_addr,
8448 replace_oldest_value_mem, copyprop_hardreg_forward_1,
8449 debug_value_data, validate_value_data): Move...
8450 * regcprop.c: ... here.
8451 (rest_of_handle_cprop): Delete.
8452 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
8454 2009-05-07 Jakub Jelinek <jakub@redhat.com>
8457 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
8458 GEN_INT for 1 << bitnum.
8459 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
8462 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
8464 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
8465 Remove wrong description of "nand" operation.
8467 2009-05-06 Richard Guenther <rguenther@suse.de>
8468 Adam Nemet <anemet@caviumnetworks.com>
8470 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
8471 comment. Add that if LHS is not a gimple register, then RHS1 has
8472 to be a single object (GIMPLE_SINGLE_RHS).
8474 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
8476 * expr.c (get_def_for_expr): Move it up in the file.
8477 (store_field): When expanding a bit-field store, look at the
8478 defining gimple stmt for the masking conversion.
8480 2009-05-06 Janis Johnson <janis187@us.ibm.com>
8483 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
8484 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
8485 32-bit memcpy into long.
8487 2009-05-06 Jakub Jelinek <jakub@redhat.com>
8489 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
8490 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
8492 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
8493 instead of appending DW_OP_deref*.
8495 2009-05-06 Michael Matz <matz@suse.de>
8498 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
8499 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
8501 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
8503 * Makefile.in (install-plugin): Fix srcdir handling.
8505 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
8507 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
8508 when processing for not_regs_needed bitmap.
8509 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
8510 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
8511 handling it for rhs.
8513 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
8515 * config/i386/i386.md (unnamed inc/dec peephole): Use
8516 optimize_insn_for_size_p instead of optimize_size.
8517 * config/i386/predicates.md (incdec_operand): Likewise.
8518 (aligned_operand): Likewise.
8519 * config/i386/sse.md (divv8sf3): Likewise.
8520 (sqrtv8sf2): Likewise.
8522 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
8524 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
8526 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
8528 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
8530 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
8531 ssemodesuffixf2c with avxmodesuffixf2c.
8533 2009-05-06 Joseph Myers <joseph@codesourcery.com>
8536 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
8538 2009-05-05 Jakub Jelinek <jakub@redhat.com>
8540 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
8541 (struct tree_base): Adjust spacing for 8 bit boundaries.
8542 (struct tree_decl_common): Add decl_by_reference_flag bit.
8543 (DECL_BY_REFERENCE): Adjust.
8544 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
8545 print DECL_BY_REFERENCE bit.
8546 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
8547 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
8548 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
8549 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
8553 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
8554 range of the type, but default label is missing, add it with one
8555 of the existing labels instead of adding a new label for it.
8557 2009-05-05 Joseph Myers <joseph@codesourcery.com>
8561 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
8563 * Makefile.in (enable_plugin, plugin_includedir): New.
8564 (install): Depend on install-plugin.
8565 (PLUGIN_HEADERS): New.
8566 (install-plugin): New.
8567 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
8569 2009-05-05 Richard Guenther <rguenther@suse.de>
8571 PR tree-optimization/40022
8572 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
8574 (phivn_valid_p): Fix tuplification error, simplify.
8575 (phiprop_insert_phi): Add dumps.
8576 (propagate_with_phi): Simplify.
8578 2009-05-05 Richard Guenther <rguenther@suse.de>
8581 * builtins.c (gimplify_va_arg_expr): Properly build the address.
8583 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
8585 * tree.h (strip_float_extensions): Remove duplicate declaration.
8586 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
8587 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
8588 block_ultimate_origin): Rearrange the declarations line to match the
8589 comment that indicates the .c file which the functions are defined.
8590 (dwarf2out_*, set_decl_rtl): Add comment.
8591 (get_base_address): Adjust comment.
8592 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
8593 declarations line and add comment.
8594 (is_builtin_name): Add blank after function name, for clarity.
8596 2009-05-04 Joseph Myers <joseph@codesourcery.com>
8598 * attribs.c (decl_attributes): Use %qE for identifiers in
8600 * cgraphunit.c (verify_cgraph_node): Translate function names to
8601 locale character set in diagnostics.
8602 * coverage.c (get_coverage_counts): Use %qE for identifiers in
8604 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
8605 Document that functions are named in UTF-8.
8606 * expr.c (expand_expr_real_1): Translate function names to locale
8607 character set in diagnostics.
8608 * gimplify.c (omp_notice_variable, omp_is_private,
8609 gimplify_scan_omp_clauses): Use %qE for identifiers in
8611 * langhooks.c (lhd_print_error_function): Translate function names
8612 to locale character set.
8613 * langhooks.h (decl_printable_name): Document that return value is
8614 in internal character set.
8615 * stmt.c: Include pretty-print.h
8616 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
8618 (resolve_operand_name_1): Translate named operand name to locale
8620 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
8622 * toplev.c (announce_function): Translate function names to locale
8624 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
8625 (default_tree_printer): Use pp_identifier or translate identifiers
8626 to locale character set. Mark "<anonymous>" for translation.
8627 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
8628 for identifiers in diagnostics.
8629 * tree.c (handle_dll_attribute): Use %qE for identifiers in
8631 * varasm.c (output_constructor): Use %qE for identifiers in
8634 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
8636 * configure.ac: use ` ` instead of $()
8637 * configure: Regenerate.
8639 2009-05-05 Ben Elliston <bje@au.ibm.com>
8641 * config/pa/linux-atomic.c: Eliminate conditional include of
8642 errno.h on non-LP64 systems to simplify build requirements.
8644 2009-05-04 Joseph Myers <joseph@codesourcery.com>
8646 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
8648 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
8649 and pass value to identifier_to_locale.
8650 (warn_variable_length_array): Make name a tree.
8651 (grokdeclarator): Separate diagnostic texts for named and unnamed
8652 declarators. Use %qE for named declarators.
8653 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
8655 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
8656 identifiers in diagnostics.
8657 * c-typeck.c (push_member_name, start_init): Pass identifiers to
8658 identifier_to_locale. Mark "anonymous" strings for translation.
8660 2009-05-04 Michael Eager <eager@eagercon.com>
8662 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
8663 address for DImode/DFmode only if double-precision FP regs.
8665 2009-05-04 Michael Eager <eager@eagercon.com>
8667 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
8668 TARGET_SINGLE_FLOAT check.
8670 2009-05-04 Michael Eager <eager@eagercon.com>
8672 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
8674 2009-05-04 Michael Eager <eager@eagercon.com>
8676 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
8677 * config/rs6000/t-xilinx: New
8679 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
8681 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
8682 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
8683 * gcc/explow.c (memory_address): Use target hook.
8684 * gcc/targhooks.c (default_legitimize_address): New.
8685 * gcc/targhooks.h (default_legitimize_address): New.
8686 * gcc/target.h (legitimize_address): New.
8687 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
8688 (TARGET_INITIALIZER): Include it.
8689 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
8691 * config/bfin/bfin-protos.h (legitimize_address): Remove.
8692 * config/bfin/bfin.c (legitimize_address): Remove.
8693 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
8694 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
8696 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
8697 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
8699 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
8700 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
8701 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
8702 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
8703 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
8704 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
8705 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
8706 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
8707 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
8708 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
8709 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
8710 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
8711 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
8712 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
8713 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
8714 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
8715 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
8716 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
8717 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
8718 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
8719 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
8720 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
8721 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
8723 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
8724 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
8725 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
8726 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
8727 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
8728 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
8729 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
8730 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
8731 (thumb_legitimize_address): Delete.
8732 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
8733 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
8734 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
8735 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
8736 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
8737 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
8739 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
8742 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
8743 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
8744 * config/m32r/m32r.c (m32r_legitimize_address): New.
8745 * config/m68k/m68k.c (m68k_legitimize_address): New.
8746 * config/score/score.c (score_legitimize_address): Standardize.
8747 * config/score/score3.c (score3_legitimize_address): Standardize.
8748 * config/score/score3.h (score3_legitimize_address): Adjust.
8749 * config/score/score7.c (score7_legitimize_address): Standardize.
8750 * config/score/score7.h (score7_legitimize_address): Adjust.
8751 * config/sh/sh.c (sh_legitimize_address): New.
8752 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
8754 * gcc/config/s390/s390.c (legitimize_address): Rename to...
8755 (s390_legitimize_address): ... this.
8756 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
8757 (sparc_legitimize_address): ... this.
8758 * gcc/config/i386/i386.c (legitimize_address): Rename to...
8759 (ix86_legitimize_address): ... this.
8760 * gcc/config/avr/avr.c (legitimize_address): Rename to...
8761 (avr_legitimize_address): ... this.
8762 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
8763 (mn10300_legitimize_address): ... this.
8764 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
8765 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
8766 (alpha_expand_mov): Adjust call.
8768 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
8769 * config/spu/spu.c (spu_legitimize_address): Likewise.
8770 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
8771 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
8773 2009-05-04 Joseph Myers <joseph@codesourcery.com>
8775 * intl.c (locale_encoding, locale_utf8): New.
8776 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
8777 * intl.h (locale_encoding, locale_utf8): Declare.
8778 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
8779 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
8781 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
8783 (pp_tree_identifier): Define to call pp_base_tree_identifier.
8784 (pp_base_tree_identifier): Declare as function.
8785 (identifier_to_locale): Declare.
8786 * Makefile.in (pretty-print.o): Update dependencies.
8787 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
8789 2009-05-04 Richard Guenther <rguenther@suse.de>
8792 * builtins.c (fold_builtin_memory_op): Do not decay to element
8793 type if the size matches the whole array.
8795 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
8797 * expmed.c (synth_mult): When trying out a shift, pass the result
8800 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
8802 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
8803 (shiftsub1_cost): New.
8804 (init_expmed): Compute shiftsub1_cost.
8805 (synth_mult): Optimize multiplications by constants of the form
8806 -(2^^m-1) for some constant positive integer m.
8808 2009-05-03 Richard Guenther <rguenther@suse.de>
8811 * c-typeck.c (array_to_pointer_conversion): Do not built
8812 ADDR_EXPRs of arrays of pointer-to-element type.
8813 * c-gimplify.c (c_gimplify_expr): Revert change fixing
8814 up wrong ADDR_EXPRs after-the-fact.
8815 * c-common.c (strict_aliasing_warning): Strip pointer
8816 conversions for obtaining the original type.
8817 * builtins.c (fold_builtin_memset): Handle array types.
8818 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
8821 2009-05-03 Richard Guenther <rguenther@suse.de>
8824 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
8825 Do not lose casts from array types with unknown extent to array
8826 types with known extent.
8827 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
8828 alias set compatibility.
8830 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
8832 * flags.h (extra_warnings): Delete.
8833 * toplev.c (process_options): Handle Wuninitialized here.
8834 * opts.c (extra_warnings): Delete.
8835 (set_Wextra): Delete.
8836 (common_handle_option): -Wextra can be handled automatically.
8837 * c-opts.c (c_common_handle_option): Delete obsolete code.
8838 (c_common_post_options): Simplify comment.
8839 * common.opt (W): Add Var.
8841 (Wuninitialized): Initialize to -1.
8843 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
8844 Richard Guenther <rguenther@suse.de>
8846 * expr.c (get_def_for_expr): New function.
8847 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
8848 SSA rather than trees.
8849 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
8850 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
8852 2009-05-03 Joseph Myers <joseph@codesourcery.com>
8854 * c-common.c (reswords): Add _Imaginary.
8855 * c-common.c (enum rid): Add RID_IMAGINARY.
8857 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
8859 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
8860 Patch by Richard Guenther.
8862 2009-05-03 Anatoly Sokolov <aesok@post.ru>
8864 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
8865 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
8866 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
8867 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
8868 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
8869 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
8870 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
8871 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
8872 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
8873 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
8874 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
8875 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
8876 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
8877 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
8878 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
8879 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
8880 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
8881 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
8883 2009-05-02 Richard Guenther <rguenther@suse.de>
8885 PR tree-optimization/39940
8886 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
8889 2009-05-02 Richard Guenther <rguenther@suse.de>
8892 * tree-ssa.c (execute_update_addresses_taken): Properly check
8893 if we can mark a variable DECL_GIMPLE_REG_P.
8894 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
8895 back to the end of the function.
8896 (is_gimple_reg_type): Remove complex type special casing.
8897 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
8900 2009-05-02 Ben Elliston <bje@au.ibm.com>
8902 * doc/collect2.texi (Collect2): Document search path behaviour
8903 when configured with --with-ld.
8905 2009-05-02 Jan Hubicka <jh@suse.cz>
8907 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
8908 parameter; update callers.
8909 (coalesce_cost_edge): EH edges are costier because they needs
8910 splitting even if not critical and even more costier when there are
8911 multiple EH predecestors.
8913 2009-05-02 Jan Hubicka <jh@suse.cz>
8915 * except.c (remove_eh_handler_and_replace): Handle updating after
8916 removing TRY blocks.
8918 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
8920 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
8922 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
8924 * varasm.c: Do not include c-pragma.h.
8925 * attribs.c: Do not incude c-common.h.
8927 2009-05-01 Michael Matz <matz@suse.de>
8929 * calls.c (initialize_argument_information): Handle SSA names like
8930 decls with a non MEM_P DECL_RTL.
8932 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
8934 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
8935 * ipa-utils.c: Likewise.
8936 * ipa-type-escape.c: Likewise.
8937 * cgraphunit.c Do not include c-common.h.
8938 * ipa-pure-const.c: Likewise.
8939 * tree-if-conv.c: Likewise.
8940 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
8941 * ipa-struct-reorg.c: Likewise.
8942 * tree-nomudflap.c: Likewise.
8943 * tree-ssa-structalias.c: Likewise.
8945 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
8947 * store-motion.c: Many cleanups to make this pass a first-class
8948 citizen instead of an appendix to gcse load motion. Add TODO list
8949 to make this pass faster/cleaner/better.
8951 (struct ls_expr): Post gcse.c-split cleanups.
8952 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
8953 "stores" field to "avail_stores".
8954 (pre_ldst_mems): Rename to store_motion_mems.
8955 (pre_ldst_table): Rename to store_motion_mems_table.
8956 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
8957 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
8958 (ldst_entry): Rename to st_expr_entry, update users.
8959 (free_ldst_entry): Rename to free_st_expr_entry, update users.
8960 (free_ldst_mems): Rename to free_store_motion_mems, update users.
8961 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
8963 (first_ls_expr): Rename to first_st_expr, update users.
8964 (next_ls_expr): Rename to next_st_expr, update users.
8965 (print_ldst_list): Rename to print_store_motion_mems. Print names of
8966 fields properly for store motion instead of names inherited from load
8968 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
8969 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
8972 (ae_kill): Rename to st_kill, update users.
8973 (ae_gen): Rename to st_avloc, update users.
8974 (transp): Rename to st_transp, update users.
8975 (pre_insert_map): Rename to st_insert_map, update users.
8976 (pre_delete_map): Rename to st_delete_map, update users.
8977 (insert_store, build_store_vectors, free_store_memory,
8978 one_store_motion_pass): Update for abovementioned changes.
8980 (gcse_subst_count, gcse_create_count): Remove.
8981 (one_store_motion_pass): New statistics counters "n_stores_deleted"
8982 and "n_stores_created", local variables.
8984 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
8987 (regvec, compute_store_table_current_insn): Remove.
8988 (reg_set_info, reg_clear_last_set): Remove.
8989 (compute_store_table): Use DF caches instead of local dataflow
8992 2009-05-01 Joseph Myers <joseph@codesourcery.com>
8994 * c-objc-common.c (c_tree_printer): Print identifiers with
8995 pp_identifier, not pp_string. Mark "({anonymous})" for
8997 * c-pretty-print.c (pp_c_ws_string): New.
8998 (pp_c_cv_qualifier, pp_c_type_specifier,
8999 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
9000 pp_c_storage_class_specifier, pp_c_function_specifier,
9001 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
9002 pp_c_primary_expression, pp_c_postfix_expression,
9003 pp_c_unary_expression, pp_c_shift_expression,
9004 pp_c_relational_expression, pp_c_equality_expression,
9005 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
9006 use pp_string and pp_c_ws_string in place of pp_identifier and
9007 pp_c_identifier for non-identifiers. Mark English strings for
9009 * c-pretty-print.h (pp_c_ws_string): Declare.
9011 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
9012 Roland McGrath <roland@redhat.com>
9014 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
9015 (ENABLE_LD_BUILDID): New configuration option.
9016 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
9017 (LINK_BUILDID_SPEC): New macro.
9018 (init_spec): If defined, prepend it between LINK_EH_SPEC and
9020 * doc/install.texi: Document --enable-linker-build-id option.
9021 * configure: Rebuild.
9022 * config.in: Rebuild.
9024 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
9026 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
9027 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
9028 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
9029 MIPS_GP_SAVE_AREA_SIZE.
9030 * config/mips/mips.c (struct mips_frame_info): Update comment
9031 before arg_pointer_offset and hard_frame_pointer_offset.
9032 (mips_compute_frame_info): Update diagram before function: to
9033 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
9034 indicate the position of frame_pointer_rtx with -fstack-protector and
9035 to show args_size. Don't allocate cprestore area for leaf functions
9036 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
9038 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
9040 2009-04-30 Michael Matz <matz@suse.de>
9042 PR tree-optimization/39955
9043 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
9045 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
9047 * ira.c (setup_cover_and_important_classes): Use safe macro
9048 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
9050 * genpreds.c (write_tm_preds_h): Output suitable definition of
9051 REG_CLASS_FOR_CONSTRAINT.
9053 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
9055 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
9057 * bitmap.c (bitmap_descriptor): Likewise.
9058 * ggc-common.c (loc_descriptor): Likewise.
9059 * varray.c (varray_descriptor): Likewise.
9060 * vec.c (vec_descriptor): Likewise.
9062 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
9064 * Makefile.in (dce.o): Add $(EXCEPT_H).
9065 * dce.c: Include except.h and delete redundant vector definitions.
9066 (deletable_insn_p): Return false for non-call insns that can throw
9069 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
9071 * gcse.c (ae_gen): Remove.
9072 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
9073 and make non-static function to make it available in store-motion.c.
9074 Update call sites with search-and-replace.
9075 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
9076 extract_mentioned_regs, extract_mentioned_regs_helper,
9077 find_moveable_store, compute_store_table, load_kills_store, find_loads,
9078 store_killed_in_insn, store_killed_after, store_killed_before,
9079 build_store_vectors, insert_insn_start_basic_block, insert-store,
9080 remove_reachable_equiv_notes, replace_store_insn, delete_store,
9081 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
9082 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
9083 * store-motion.c: ...new file. Also copy data structures from gcse.c
9084 and clean up to remove parts not used by store motion.
9085 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
9086 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
9088 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9091 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
9092 when optimizing for size.
9094 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
9096 * gcse.c (gcse_constant_p): Fix typo in last change.
9098 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
9100 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
9102 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
9104 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
9106 2009-04-29 James E. Wilson <wilson@codesourcery.com>
9108 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
9109 CONST_HIGH_PART result.
9111 2009-04-29 Anatoly Sokolov <aesok@post.ru>
9113 * config/avr/avr.c (initial_elimination_offset): Rename to
9114 avr_initial_elimination_offset.
9115 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
9116 change return type to bool.
9117 (avr_can_eliminate): New function.
9118 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
9119 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
9120 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
9121 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
9122 avr_initial_elimination_offset.
9123 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
9124 (avr_initial_elimination_offset): Define.
9126 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
9127 Steven Bosscher <steven@gcc.gnu.org>
9129 PR rtl-optimization/39938
9130 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
9131 * cfgrtl.c: Include insn-attr.h.
9132 (rest_of_pass_free_cfg): New function.
9133 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
9134 * resource.c (init_resource_info): Remove call to df_analyze.
9136 2009-04-29 Richard Guenther <rguenther@suse.de>
9139 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
9140 allow conversion to signed integers.
9142 2009-04-29 Richard Guenther <rguenther@suse.de>
9144 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
9145 shifts of floating point vectors if the shift amount is
9146 a constant multiple of the element size.
9148 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
9149 Michael Matz <matz@suse.de>
9153 * tree-outof-ssa.c (emit_partition_copy): New function.
9154 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
9155 insert_part_to_rtx_on_edge): Perform the partition base var
9156 copy using emit_partition_copy.
9157 (insert_value_copy_on_edge): Convert constants to the right mode.
9158 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
9159 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
9161 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9163 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
9164 scan backwards to try to find a constant to initialize it.
9166 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
9167 insn before the loop_end instruction, don't look past labels.
9169 2009-04-29 Richard Guenther <rguenther@suse.de>
9172 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
9173 loose type conversions.
9174 (forward_propagate_addr_expr): Fix tuplification bug. Remove
9175 stmts only if there are no uses of its definition.
9177 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9179 * config/bfin/bfin.h (splitting_loops): Declare.
9180 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
9181 Reorder bit definitions to be ascending.
9182 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
9183 * config/bfin/bfin.c (splitting_loops): New variable.
9184 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
9185 (struct loop_info): Remove members INIT and LOOP_INIT.
9186 (bfin_optimize_loop): Don't set them. Reorder the code that generates
9187 the LSETUP sequence. Allow LC to be loaded from any register, but
9188 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
9189 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
9191 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
9192 of reload_completed.
9195 * config/bfin/bfin.md (movsi_insn): Refine constraints.
9197 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
9199 * Makefile.in (PLUGIN_VERSION_H): New.
9200 (OBJS-common): Remove plugin-version.o.
9201 (plugin.o): Depend on (PLUGIN_VERSION_H).
9202 (plugin-version.o): Remove.
9203 * configure: Regenerate
9204 * configure.ac: Create plugin-version.h.
9205 * gcc-plugin.h (plugin_gcc_version): Remove.
9206 (plugin_default_version_check): Change signature.
9207 * plugin-version.c: Remove.
9208 * plugin.c: Include plugin-version.h.
9209 (str_plugin_gcc_version_name): Remove.
9210 (try_init_one_plugin): Pass gcc version to plugin_init.
9211 (plugin_default_version_check): Both gcc and plugin versions are now
9214 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9216 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
9217 problematic last insns. Test for TYPE_CALL rather than CALL_P.
9218 Remove special case testing for last insn of inner loops. Don't fail
9219 if the loop ends with a jump, emit an extra nop instead.
9221 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
9222 DREGS rather than comparing directly. Remove code that tries to
9223 account for latencies.
9225 2009-04-29 Richard Guenther <rguenther@suse.de>
9227 PR tree-optimization/39941
9228 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
9229 eliminating an indirect call.
9231 2009-04-29 Richard Guenther <rguenther@suse.de>
9233 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
9234 parameter. Allow invariants as base if !require_lvalue.
9235 (verify_gimple_assign_single): Adjust.
9237 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9239 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
9240 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
9241 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
9242 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
9243 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
9245 * config/bfin/bfin.c (bfin_expand_builtin,
9246 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
9248 2009-04-28 Richard Guenther <rguenther@suse.de>
9250 * tree-vect-loop.c (get_initial_def_for_induction): Use
9251 correct types for pointer increment.
9253 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9255 * toplev.c (print_version): Update GMP version string calculation.
9257 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
9259 PR rtl-optimization/39938
9260 * resource.c (init_resource_info): Add call to df_analyze.
9262 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9264 * config/alpha/alpha.md (usegp): Cast the result of
9265 alpha_find_lo_sum_using_gp to enum attr_usegp.
9266 * config/alpha/alpha.c (override_options): Remove end-of-structure
9267 marker element from cpu_table. Use array size of cpu_table to handle
9268 -mcpu and -mtune options.
9269 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
9271 2009-04-28 Joseph Myers <joseph@codesourcery.com>
9273 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
9274 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
9275 tune_32 and tune_64.
9276 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
9278 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
9279 * config/rs6000/option-defaults.h: ... here. New file.
9280 (OPT_64, OPT_32): Define.
9281 (MASK_64BIT): Define to 0 if not already defined.
9282 (OPT_ARCH64, OPT_ARCH32): Define.
9283 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
9286 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9288 * config/arm/arm.c (arm_override_options): Emit error on using
9291 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9293 PR rtl-optimization/39914
9294 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
9295 registers for allocnos created from user-defined variables only
9296 when not optimizing.
9298 2009-04-28 Richard Guenther <rguenther@suse.de>
9301 * fold-const.c (fold_binary): Use distribute_real_division only
9304 2009-04-28 Steve Ellcey <sje@cup.hp.com>
9306 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
9307 add hpux-stdint.h to tm_file.
9308 (hppa[12]*-*-hpux11*): Ditto.
9309 (ia64*-*-hpux*): Ditto.
9310 * config/hpux-stdint.h: New.
9311 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
9312 __STDC_EXT__ for all compiles.
9313 * config/pa/pa-hpux.h: Ditto.
9314 * config/pa/pa-hpux10.h: Ditto.
9315 * config/pa/pa-hpux11.h: Ditto.
9317 2009-04-28 Catherine Moore <clm@codesourcery.com>
9319 * debug.h (set_name): Add comment.
9321 2009-04-28 Andrew Pinski <pinskia@gmail.com>
9324 * config/darwin.c (machopic_gen_offset): Check
9325 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
9326 * config/arm/arm.c (require_pic_register): Likewise.
9328 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
9330 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
9331 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
9332 m32c_promote_prototypes): Delete.
9334 2009-04-28 Michael Matz <matz@suse.de>
9337 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
9340 2009-04-28 Richard Guenther <rguenther@suse.de>
9342 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
9344 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9346 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
9347 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
9348 * config/arm/arm-tune.md: Regenerate.
9350 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
9352 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
9353 block if there are complex incoming edges.
9354 (sel_merge_blocks): Remove useless assert.
9355 (sel_redirect_edge_and_branch): Check that edge was redirected.
9356 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
9357 (sel_find_rgns): Delete declaration.
9358 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
9359 the region when it is not a preheader.
9361 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9364 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
9366 2009-04-28 Richard Guenther <rguenther@suse.de>
9368 * tree.h (SSA_NAME_VALUE): Remove.
9369 (struct tree_ssa_name): Remove value_handle member.
9370 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
9371 array for jump threading.
9372 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
9374 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
9375 * tree-flow.h (threadedge_initialize_values): Declare.
9376 (threadedge_finalize_values): Likewise.
9377 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
9378 (SSA_NAME_VALUE): Define.
9379 (threadedge_initialize_values): New function.
9380 (threadedge_finalize_values): Likewise.
9381 * tree-ssa-dom.c (ssa_name_values): New global variable.
9382 (SSA_NAME_VALUE): Define.
9383 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
9385 2009-04-28 Ira Rosen <irar@il.ibm.com>
9387 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
9388 Use REPORT_VECTORIZED_LOCATIONS instead
9389 REPORT_VECTORIZED_LOOPS.
9390 * tree-vectorizer.c (vect_verbosity_level): Make static.
9391 (vect_loop_location): Rename to vect_location.
9392 (vect_set_verbosity_level): Update comment.
9393 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
9395 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
9396 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
9397 instead REPORT_UNVECTORIZED_LOOPS.
9398 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
9399 and vect_loop_def to vect_external_def and vect_internal_def.
9400 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
9401 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
9402 REPORT_UNVECTORIZED_LOCATIONS.
9403 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
9404 and vect_used_in_loop and to vect_unused_in_scope and
9406 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
9407 (vect_verbosity_level): Remove declaration.
9408 (vect_analyze_operations): Likewise.
9409 (vect_analyze_stmt): Declare.
9410 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
9411 REPORT_UNVECTORIZED_LOCATIONS.
9412 (vect_get_loop_niters): Fix indentation.
9413 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
9414 (vect_analyze_loop_operations): New function.
9415 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
9416 vect_analyze_operations.
9417 (vect_is_simple_reduction): Use new names.
9418 (vectorizable_live_operation, vect_transform_loop): Likewise.
9419 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
9420 to specify whether the data references can be a part of interleaving
9422 (vect_analyze_data_ref_dependence): Use new names.
9423 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
9424 (vect_create_addr_base_for_vector_ref): Remove redundant code.
9425 * tree-vect-patterns.c (widened_name_p): Use new names.
9426 (vect_recog_dot_prod_pattern): Likewise.
9427 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
9428 (process_use, vect_mark_stmts_to_be_vectorized,
9429 vect_model_simple_cost, vect_model_store_cost,
9430 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
9431 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
9432 vectorizable_operation, vectorizable_type_demotion,
9433 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
9434 vectorizable_condition): Likewise.
9435 (vect_analyze_operations): Split into vect_analyze_loop_operations
9437 (vect_analyze_stmt): ... new function.
9438 (new_stmt_vec_info): Use new names.
9439 (vect_is_simple_use): Use new names and fix comment.
9440 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
9441 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
9443 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9446 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
9447 and integer modes for x87 operands. Do not ICE for unsupported size,
9448 generate error instead. Generate error for unsupported operand types.
9449 ['z']: Do not handle HImode memory operands specially. Warning
9450 for floating-point operands. Fallthru to 'Z' for unsupported operand
9451 types. Do not ICE for unsupported size, generate error instead.
9452 (output_387_binary_op): Use %Z to output operands.
9453 (output_fp_compare): Ditto.
9454 (output_387_reg_move): Ditto.
9456 2009-04-28 Ben Elliston <bje@au.ibm.com>
9461 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9463 * builtins.c (c_strlen): Do not warn here.
9464 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
9465 * c-common.c (pointer_int_sum): Take an explicit location.
9466 Warn about offsets out of bounds.
9467 * c-common.h (pointer_int_sum): Adjust declaration.
9469 2009-04-27 Ian Lance Taylor <iant@google.com>
9471 * collect2.c (is_ctor_dtor): Change type of ret field in struct
9473 * dce.c (run_fast_df_dce): Change type of old_flags to int.
9474 * df-core.c (df_set_flags): Change return type to int. Change
9475 type of old_flags to int.
9476 (df_clear_flags): Likewise.
9477 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
9478 (df_get_conditional_uses): Likewise.
9479 * df.h (df_set_flags, df_clear_flags): Update declarations.
9480 * dwarf2out.c (struct indirect_string_node): Change type of form
9481 field to enum dwarf_form.
9482 (AT_string_form): Change return type to enum dwarf_form.
9483 * fixed-value.c (fixed_compare): Add cast to enum type.
9484 * fwprop.c (update_df): Change 0 to VOIDmode.
9485 * gensupport.c: Change 0 to UNKNOWN.
9486 * gimple.h (gimple_cond_code): Add cast to enum type.
9487 * haifa-sched.c (reemit_notes): Add cast to enum type.
9488 * hooks.c (hook_int_void_no_regs): Remove function.
9489 * hooks.h (hook_int_void_no_regs): Remove declaration.
9490 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
9491 * predict.c (combine_predictions_for_insn): Add casts to enum type.
9492 * real.c (real_arithmetic): Add cast to enum type.
9493 (real_compare): Likewise.
9494 * target.h (struct gcc_target): Change return type of
9495 branch_target_register_class to enum reg_class.
9496 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
9497 default_branch_target_register_class.
9498 * targhooks.c (default_branch_target_register_class): New function.
9499 * targhooks.h (default_branch_target_register_class): Declare.
9500 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
9501 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
9503 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
9505 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
9506 vect_uninitialized_def. Change 0 to ERROR_MARK.
9507 * tree-vect-stmts.c (supportable_widening_operation): Don't
9508 initialize icode1 and icode2.
9509 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
9510 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
9512 (cmn_err_flag_specs): Change 0 to STD_C89.
9513 (cmn_err_char_table): Likewise.
9514 * config/arm/arm.c (get_arm_condition_code): Change type of code
9515 to enum arm_cond_code.
9516 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
9517 (IWMMXT_BUILTIN2): Likewise.
9518 (neon_builtin_type_bits): Don't define typedef.
9519 (neon_builtin_datum): Change type of bits field to int.
9520 (arm_expand_neon_args): Add cast to enum type.
9521 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
9523 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
9525 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
9527 * config/mips/mips.md (jal_macro): Return enum constant.
9528 (single_insn): Likewise.
9529 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
9531 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9533 * config/s390/s390.c (s390_tune_flags): Change type to int.
9534 (s390_arch_flags): Likewise.
9535 (s390_handle_arch_option): Change flags field of struct pta to int.
9536 * config/s390/s390.h (s390_tune_flags): Update declaration.
9537 (s390_arch_flags): Likewise.
9538 * config/sh/sh.c (prepare_move_operands): Compare
9539 tls_symbolic_operand result with enum constant.
9540 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
9541 (sh_expand_prologue): Add cast to enum type.
9542 (sh_expand_epilogue): Likewise.
9543 (tls_symbolic_operand): Change return type to enum tls_model.
9544 (fpscr_set_from_mem): Add cast to enum type.
9545 (legitimize_pic_address): Compare tls_symbolic_operand result with
9547 (sh_target_reg_class): Change return type to enum reg_class.
9548 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
9550 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
9551 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
9552 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
9553 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
9554 (delayed_branch, tls_call_delay): Likewise.
9555 (eligible_for_sibcall_delay): Likewise.
9556 (eligible_for_return_delay): Likewise.
9557 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
9558 (spu_expand_builtin_1): Likewise.
9560 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
9561 for all types of conversions.
9562 (output_init_element): Issue -Wc++-compat warning if needed when
9563 initializing a bitfield with enum type.
9564 * c-parser.c (c_parser_expression): Set original_type to
9565 original_type of right hand operand of comman operator.
9567 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9569 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
9571 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
9572 * doc/cpp.texi (Standard Predefined Macros)
9573 (Implementation-defined behavior): Likewise.
9574 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
9575 * doc/gimple.texi (GIMPLE Exception Handling)
9576 (@code{GIMPLE_ASSIGN}): Likewise.
9577 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
9578 * doc/invoke.texi (Warning Options, Optimize Options)
9579 (AVR Options, Darwin Options): Likewise.
9580 (Optimize Options): Reformulate -fwhole-program description.
9581 * doc/loop.texi (Lambda): Likewise.
9582 * doc/md.texi (Output Template, Define Constraints)
9583 (Standard Names, Insn Splitting): Likewise.
9584 * doc/options.texi (Option properties): Likewise.
9585 * doc/passes.texi (Tree-SSA passes): Likewise.
9586 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
9587 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
9588 (File Names and DBX): Likewise.
9589 * doc/trouble.texi (Incompatibilities): Likewise.
9591 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9593 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
9594 instruction is correct.
9596 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9598 Allow non-constant arguments to conversion intrinsics.
9599 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
9600 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
9601 * spu.c (print_operand): Handle 'v' and 'w'.
9602 (exp2_immediate_p, spu_gen_exp2): Define.
9603 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
9604 spu_convtf_1): Update parameter descriptions.
9605 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
9606 * constraints.md ('v', 'w'): New.
9607 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
9609 (i2f, I2F): New define_mode_attr.
9610 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
9611 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
9612 fixuns_truncv4sfv4si2): Update to use mode attribute.
9613 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
9614 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
9615 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
9616 patterns for combine.
9618 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
9620 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
9621 (cprop, hoist, pre, store_motion): New debug counters.
9622 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
9623 is not an RTL pass anymore.
9624 (pass_profiling): Remove extern decl for pass removed in 2005.
9625 (pass_gcse, pass_jump_bypass): Remove.
9626 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
9627 to 0 for clean state.
9628 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
9629 * cse.c (gate_handle_cse_after_global_opts,
9630 rest_of_handle_cse_after_global_opts): New functions.
9631 (pass_cse_after_global_opts): New pass, does local CSE.
9632 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
9633 (TV_CPROP): New timevar.
9634 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
9635 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
9636 (gcse_main, recompute_all_luids): Remove.
9637 (compute_hash_table_work): Call max_reg_num instead of reading
9639 (cprop_jump): Don't set run_jump_opt_after_gcse.
9640 (constprop_register): Always allow to alter jumps.
9641 (cprop_insn): Likewise.
9642 (do_local_cprop): Likewise.
9643 (local_cprop_pass): Likewise. Return non-zero if something changed.
9644 (cprop): Remove function, fold interesting bits into one_cprop_pass.
9645 (find_implicit_sets): Add note about missed optimization opportunity.
9646 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
9647 pass_rtl_cprop execute function.
9648 Don't bother tracking the pass number, each pass gets its own dumpfile
9650 Always allow to alter jumpsand bypass jumps.
9651 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
9652 will just find no suitable set.
9653 (pre_edge_insert): Fix dumping, this function is for PRE only.
9654 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
9655 pass_rtl_pre execute function.
9656 (hoist_code): Return non-zero if something changed. Keep track of
9657 substitutions and insertions for statistics gathering similar to PRE.
9658 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
9659 called from the pass_rtl_hoist execute function. Show pass statistics.
9660 (compute_store_table): Use max_reg_num directly instead of using the
9661 formerly global max_gcse_regno.
9662 (build_store_vectors): Likewise.
9663 (replace_store_insn): Fix dumping.
9664 (store_motion): Rename to ...
9665 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
9666 pass, called from the pass_rtl_store_motion execute function. Keep
9667 track of substitutions and insertions for statistics gathering similar
9669 (bypass_jumps): Remove, fold interesting bits into ...
9670 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
9671 from the pass_rtl_cprop execute function.
9672 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
9673 pass_jump_bypass): Remove.
9674 (gate_handle_gcse, rest_of_handle_gcse): Remove.
9675 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
9676 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
9677 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
9678 (gate_rtl_store_motion, execute_rtl_store_motion,
9679 pass_rtl_store_motion): New.
9680 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
9681 make it clear that -fcse-skip-blocks is a no-op for backward compat.
9682 * passes.c (init_optimization_passes): Remove pass_gcse and
9683 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
9684 and cse_after_global_opts in place of pass_gcse. Schedule cprop
9685 instead of pass_jump_bypass.
9687 2009-04-27 Richard Guenther <rguenther@suse.de>
9690 * gimplify.c (gimplify_expr): If we are required to create
9691 a temporary make sure it ends up as register.
9693 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
9696 * config/i386/i386.c (construct_container): Don't call
9697 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
9698 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
9700 2009-04-27 Michael Matz <matz@suse.de>
9702 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
9703 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
9704 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
9705 (dump_replaceable_exprs): Take a bitmap.
9706 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
9708 (expand_gimple_basic_block): Likewise.
9709 * tree-ssa-ter.c (struct temp_expr_table_d): Make
9710 replaceable_expressions member a bitmap.
9711 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
9712 (mark_replaceable): Likewise.
9713 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
9714 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
9716 2009-04-27 Richard Guenther <rguenther@suse.de>
9718 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
9719 (verify_stmts): Dispatch to gimple/type verification code.
9720 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
9721 issue with call argument types.
9723 2009-04-27 Michael Matz <matz@suse.de>
9725 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
9726 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
9729 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
9730 Eric Botcazou <ebotcazou@adacore.com>
9732 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
9733 a label's basic block.
9734 (mark_target_live_regs): Tidy and rework obsolete comments.
9735 Change back DF problem to LIVE. If a label starts a basic block,
9736 assume that all registers that used to be live then still are.
9737 (init_resource_info): If a label starts a basic block, set its
9738 BLOCK_FOR_INSN accordingly.
9739 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
9741 2009-04-27 Richard Guenther <rguenther@suse.de>
9743 * tree-flow-inline.h (function_ann): Remove.
9744 (get_function_ann): Likewise.
9745 * tree-dfa.c (create_function_ann): Remove.
9746 * tree-flow.h (struct static_var_ann_d): Remove.
9747 (struct function_ann_d): Likewise.
9748 (union tree_ann_d): Remove fdecl member.
9749 (function_ann_t): Remove.
9750 (function_ann, get_function_ann, create_function_ann): Remove
9753 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
9755 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
9757 2009-04-27 Jan Hubicka <jh@suse.cz>
9759 * ipa-pure-const.c (struct funct_state_d): New fields
9760 state_previously_known, looping_previously_known; remove
9761 state_set_in_source.
9762 (analyze_function): Use new fields.
9763 (propagate): Avoid assumption that state_set_in_source imply
9766 * tree-ssa-loop-niter.c (finite_loop_p): New function.
9767 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
9768 * cfgloop.h (finite_loop_p): Declare.
9770 2009-04-26 Michael Matz <matz@suse.de>
9772 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
9774 2009-04-26 Michael Matz <matz@suse.de>
9776 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
9777 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
9778 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
9779 pass_mark_used_blocks): Remove.
9780 * tree-optimize.c (pass_free_datastructures,
9781 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
9782 * passes.c (init_optimization_passes): Don't call
9783 pass_mark_used_blocks, remove dead code.
9785 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
9787 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
9788 * tree-ssa-live.h (register_ssa_partition): Likewise.
9790 2009-04-26 Michael Matz <matz@suse.de>
9793 * builtins.c (fold_builtin_next_arg): Handle SSA names.
9794 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
9795 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
9797 (compare_pairs): Swap cost comparison.
9798 (coalesce_ssa_name): Don't use change_partition_var.
9799 * tree-nrv.c (struct nrv_data): Add modified member.
9800 (finalize_nrv_r): Set it.
9801 (tree_nrv): Use it to update statements.
9802 (pass_nrv): Require PROP_ssa.
9803 * tree-mudflap.c (mf_decl_cache_locals,
9804 mf_build_check_statement_for): Use make_rename_temp.
9805 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
9806 * alias.c (find_base_decl): Handle SSA names.
9807 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
9808 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
9809 * rtl.h (set_reg_attrs_for_parm): Declare.
9810 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
9811 to "optimized", remove unused locals at finish.
9812 (execute_free_datastructures): Make global, call
9813 delete_tree_cfg_annotations.
9814 (execute_free_cfg_annotations): Don't call
9815 delete_tree_cfg_annotations.
9817 * ssaexpand.h: New file.
9818 * expr.c (toplevel): Include ssaexpand.h.
9819 (expand_assignment): Handle SSA names the same as register variables.
9820 (expand_expr_real_1): Expand SSA names.
9821 * cfgexpand.c (toplevel): Include ssaexpand.h.
9822 (SA): New global variable.
9823 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
9824 (SSAVAR): New macro.
9825 (set_rtl): New helper function.
9826 (add_stack_var): Deal with SSA names, use set_rtl.
9827 (expand_one_stack_var_at): Likewise.
9828 (expand_one_stack_var): Deal with SSA names.
9829 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
9830 before unique numbers.
9831 (expand_stack_vars): Use set_rtl.
9832 (expand_one_var): Accept SSA names, add asserts for them, feed them
9833 to above subroutines.
9834 (expand_used_vars): Expand all partitions (without default defs),
9835 then only the local decls (ignoring those expanded already).
9836 (expand_gimple_cond): Remove edges when jumpif() expands an
9838 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
9839 or remove abnormal edges. Ignore insns setting the LHS of a TERed
9841 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
9842 members of SA; deal with PARM_DECL partitions here; expand
9843 all PHI nodes, free tree datastructures and SA. Commit instructions
9844 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
9845 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
9846 info and statements at start, collect garbage at finish.
9847 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
9848 (VAR_ANN_PARTITION) Remove.
9849 (change_partition_var): Don't declare.
9850 (partition_to_var): Always return SSA names.
9851 (var_to_partition): Only accept SSA names.
9852 (register_ssa_partition): Only check argument.
9853 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
9855 (delete_var_map): Don't free it.
9856 (var_union): Only accept SSA names, simplify.
9857 (partition_view_init): Mark only useful SSA names as used.
9858 (partition_view_fini): Only deal with SSA names.
9859 (change_partition_var): Remove.
9860 (dump_var_map): Use ssa_name instead of partition_to_var member.
9861 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
9863 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
9864 (struct _elim_graph): New member const_dests; nodes member vector of
9866 (set_location_for_edge): New static helper.
9867 (create_temp): Remove.
9868 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
9869 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
9870 (new_elim_graph): Allocate const_dests member.
9871 (clean_elim_graph): Truncate const_dests member.
9872 (delete_elim_graph): Free const_dests member.
9873 (elim_graph_size): Adapt to new type of nodes member.
9874 (elim_graph_add_node): Likewise.
9875 (eliminate_name): Likewise.
9876 (eliminate_build): Don't take basic block argument, deal only with
9877 partition numbers, not variables.
9878 (get_temp_reg): New static helper.
9879 (elim_create): Use it, deal with RTL temporaries instead of trees.
9880 (eliminate_phi): Adjust all calls to new signature.
9881 (assign_vars, replace_use_variable, replace_def_variable): Remove.
9882 (rewrite_trees): Only do checking.
9883 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
9884 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
9885 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
9886 contains_tree_r, MAX_STMTS_IN_LATCH,
9887 process_single_block_loop_latch, analyze_edges_for_bb,
9888 perform_edge_inserts): Remove.
9889 (expand_phi_nodes): New global function.
9890 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
9891 functions, initialize new parameter, remember partitions having a
9893 (finish_out_of_ssa): New global function.
9894 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
9895 don't reset in_ssa_p here, don't disable TER when mudflap.
9896 (pass_del_ssa): Remove.
9897 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
9899 (execute_free_datastructures): Declare.
9900 * Makefile.in (SSAEXPAND_H): New variable.
9901 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
9902 * basic-block.h (commit_one_edge_insertion): Declare.
9903 * passes.c (init_optimization_passes): Move pass_nrv and
9904 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
9905 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
9906 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
9907 (redirect_branch_edge): Deal with super block when expanding, split
9908 out jump patching itself into ...
9909 (patch_jump_insn): ... here, new static helper.
9911 2009-04-26 Michael Matz <matz@suse.de>
9913 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
9914 beyond num_ssa_names.
9915 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
9916 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
9918 2009-04-26 Jakub Jelinek <jakub@redhat.com>
9921 * fwprop.c (forward_propagate_asm): New function.
9922 (forward_propagate_and_simplify): Propagate also into __asm, if it
9923 doesn't increase the number of referenced registers.
9926 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
9928 2009-04-26 Jakub Jelinek <jakub@redhat.com>
9930 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
9931 note_nonlocal_vla_type for nonlocal VLAs.
9932 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
9933 contains_remapped_vars, remap_vla_decls): New functions.
9934 (convert_nonlocal_reference_stmt): If not optimizing, call
9935 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
9936 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
9937 if it wasn't found in var_map.
9938 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
9939 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
9940 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
9942 * gimplify.c (nonlocal_vlas): New variable.
9943 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
9945 (gimplify_body): Create and destroy nonlocal_vlas.
9947 * dwarf2out.c (loc_descr_plus_const): New function.
9948 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
9949 mem_loc_descriptor, loc_descriptor_from_tree_1,
9950 descr_info_loc, gen_variable_die): Use it.
9952 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
9953 !TREE_STATIC VAR_DECLs.
9954 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
9955 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
9956 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
9957 DECL_BY_REFERENCE is valid.
9958 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
9959 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
9960 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
9961 Copy DECL_BY_REFERENCE.
9962 (struct nesting_copy_body_data): New type.
9963 (nesting_copy_decl): New function.
9964 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
9965 if they have variable length.
9967 2009-04-26 Michael Matz <matz@suse.de>
9969 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
9970 mark new temporaries for renaming.
9972 2009-04-26 Joseph Myers <joseph@codesourcery.com>
9975 * c-decl.c (global_bindings_p): Return negative value.
9976 (c_variable_size): New. Based on variable_size from
9978 (grokdeclarator): Call c_variable_size not variable_size.
9980 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
9982 * config/i386/i386.c (print_operand) ['z']: Fix typo.
9984 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
9986 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
9987 Redefine it to just use mingw/include.
9988 (ASM_SPEC): Rules for -m32 and -m64.
9989 (LINK_SPEC): Use Likewise.
9990 (SPEC_32): New define.
9991 (SPEC_64): Likewise.
9992 (SUB_LINK_SPEC): Likewise.
9993 (MULTILIB_DEFAULTS): New define.
9994 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
9995 Add multilib options.
9996 (MULTILIB_DIRNAMES): Likewise.
9997 (MULTILIB_OSDIRNAMES): Likewise.
9999 (INSTALL_LIBGCC): Likewise.
10001 2009-04-26 Joseph Myers <joseph@codesourcery.com>
10004 * c-tree.h (enum c_inline_static_type): New.
10005 (record_inline_static): Declare.
10006 * c-decl.c (struct c_inline_static, c_inline_statics,
10007 record_inline_static, check_inline_statics): New.
10008 (pop_file_scope): Call check_inline_statics.
10009 (start_decl): Call record_inline_static instead of pedwarning
10010 directly for static in inline function.
10011 * c-typeck.c (build_external_ref): Call record_inline_static
10012 instead of pedwarning directly for static referenced in inline
10015 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
10017 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
10018 not new but only being rescanned.
10019 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
10020 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
10021 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
10022 record_set_info, compute_set, grealloc): Remove.
10023 (recompute_all_luids): New function.
10024 (gcse_main): Don't compute sets, and don't do related memory
10025 allocations/free-ing. If something changed before the end of the
10026 pass, update LUIDs using recompute_all_luids.
10027 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
10028 (free_gcse_mem): Don't free it either.
10029 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
10030 Use the df insn LUIDs.
10031 (load_killed_in_block): Likewise.
10032 (compute_hash_table_work): Don't compute reg_set_in_block.
10033 (compute_transp): Use DF_REG_DEF_CHAINs.
10034 (local_cprop_pass): Don't use compute_sets and related functions.
10035 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
10036 Use get_max_uid() instead of max_cuid.
10037 (insert_insn_end_basic_block, pre_insert_copy_insn,
10038 update_ld_motion_stores): Don't try to
10039 keep reg_set tables up to date.
10040 (pre_insert_copies): Use df insn LUIDs.
10041 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
10042 (reg_set_info): Don't use extra bitmap argument.
10043 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
10044 information to compute regs_set_in_block.
10045 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
10046 (bypass_jumps): Don't use compute_sets and friends.
10048 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10051 * opts.c (undocumented_msg): Do not leave blank even with
10054 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10056 * c-decl.c (build_enumerator): Allow values folding to integer
10057 constants but not integer constant expressions with a pedwarn if
10060 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10063 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
10064 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
10065 type is an integer constant.
10067 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
10070 * config/i386/i386.c (print_operand) ['z']: Revert handling of
10073 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10076 * c-decl.c (grokdeclarator): Diagnose declarations of functions
10077 with variably modified return type and no storage class
10078 specifiers, except for the case of nested functions. Distinguish
10079 extern declarations of functions with variably modified return
10080 types from those of objects with variably modified types.
10082 2009-04-25 Jan Hubicka <jh@suse.cz>
10084 * tree.c (list_equal_p): New function.
10085 * tree.h (list_equal_p): Declare.
10086 * coretypes.h (edge_def, edge, const_edge, basic_block_def
10087 basic_block_def, basic_block, const_basic_block): New.
10088 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
10089 (redirect_eh_edge): New function.
10090 (make_eh_edge_update_phi): EH edges are not abnormal.
10091 * except.c: Include tree-flow.h.
10092 (list_match): New function.
10093 (eh_region_replaceable_by_p): New function.
10094 (replace_region): New function.
10095 (hash_type_list): New function.
10096 (hash_eh_region): New function.
10097 (eh_regions_equal_p): New function.
10098 (merge_peers): New function.
10099 (remove_unreachable_regions): Verify EH tree when checking;
10101 (copy_eh_region_1): New function.
10102 (copy_eh_region): New function.
10103 (push_reachable_handler): New function.
10104 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
10105 regions without label but with live RESX.
10106 * except.h (redirect_eh_edge_to_label): New.
10107 * tree-flow.h (redirect_eh_edge): New.
10108 * coretypes.h (edge_def, edge, const_edge, basic_block_def
10109 basic_block_def, basic_block, const_basic_block): Remove.
10110 * Makefile.in (except.o): Add dependency on tree-flow.h
10111 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
10112 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
10115 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
10118 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
10119 on the destination of memcpy.
10121 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
10123 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
10124 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
10125 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
10127 2009-04-25 Jan Hubicka <jh@suse.cz>
10129 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
10130 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
10131 to be reached by different label than left.
10132 (update_eh_edges): Update comment; remove edge_to_remove if possible
10133 and return true if suceeded.
10134 (cleanup_empty_eh): Accept sharing map; handle shared regions.
10135 (cleanup_eh): Compute sharing map.
10136 * except.c (remove_eh_handler_and_replace): Add argument if we should
10138 (remove_unreachable_regions): Update for label sharing.
10139 (label_to_region_map): Likewise.
10140 (get_next_region_sharing_label): New function.
10141 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
10143 (remove_eh_handler): Update.
10144 (remove_eh_region_and_replace_by_outer_of): New function.
10145 * except.h (struct eh_region): Add next_region_sharing_label.
10146 (remove_eh_region_and_replace_by_outer_of,
10147 get_next_region_sharing_label): Declare.
10148 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
10150 2009-04-25 Jan Hubicka <jh@suse.cz>
10152 * tree-cfg.c (split_critical_edges): Split also edges where we can't
10153 insert code even if they are not critical.
10155 2009-04-25 Jan Hubicka <jh@suse.cz>
10157 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
10158 (gimple_can_remove_branch_p): EH edges won't remove branch by
10160 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
10161 updating of non-abnormal EH edges.
10162 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
10163 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
10164 (split_critical_edges): Split also edges where emitting code on them
10165 will lead to splitting later.
10167 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
10168 H.J. Lu <hongjiu.lu@intel.com>
10171 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
10172 the configured assembler supports fildq and fistpq mnemonics.
10173 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
10174 * configure: Regenerated.
10175 * config.in: Ditto.
10177 * config/i386/i386.c (print_operand): Handle 'Z'.
10178 ['z']: Remove handling of special fild/fist suffixes.
10179 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
10180 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
10181 suffix of fild insn.
10182 (*floatsi<mode>2_vector_mixed): Ditto.
10183 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
10184 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
10185 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
10186 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
10187 * config/i386/gas.h (GAS_MNEMONICS): Remove.
10189 2009-04-25 Ben Elliston <bje@au.ibm.com>
10191 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
10192 the source of a set operation.
10194 2009-04-25 Anatoly Sokolov <aesok@post.ru>
10196 * target.h (struct gcc_target): Add case_values_threshold field.
10197 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
10198 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
10199 * targhooks.c (default_case_values_threshold): New function.
10200 * targhooks.h (default_case_values_threshold): Declare function.
10201 * stmt.c (expand_case): Use case_values_threshold target hook.
10202 * expr.h (case_values_threshold): Remove declartation.
10203 * expr.c (case_values_threshold): Remove function.
10204 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
10206 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
10207 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
10208 (avr_case_values_threshold): Declare as static.
10209 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
10211 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
10212 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
10213 (mn10300_case_values_threshold): New function.
10215 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
10217 * ira.c (setup_cover_and_important_classes): Add enum cast.
10219 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
10221 * genpreds.c (write_enum_constraint_num): Output definition of
10222 CONSTRAINT_NUM_DEFINED_P macro.
10223 * ira.c (setup_cover_and_important_classes): Use
10224 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
10226 2009-04-24 DJ Delorie <dj@redhat.com>
10228 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
10229 __SH2A_SINGLE_ONLY__ also.
10231 2009-04-24 Steve Ellcey <sje@cup.hp.com>
10233 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
10234 (movdf_internal): Ditto.
10235 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
10236 SFmode and DFmode constants.
10237 (ia64_print_operand): Add 'G' format for printing
10238 floating point constants.
10240 2009-04-24 Richard Guenther <rguenther@suse.de>
10242 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
10243 from unsigned additions.
10245 2009-04-24 Joseph Myers <joseph@codesourcery.com>
10247 * c-typeck.c (set_init_index): Allow array designators that are
10248 not integer constant expressions with a pedwarn if pedantic.
10250 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
10252 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
10253 zero if no overlap in nonzero bits between the operands.
10255 2009-04-24 Ian Lance Taylor <iant@google.com>
10257 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
10258 (record_dead_and_set_regs): Likewise.
10259 * df.h (struct df_mw_hardreg): Change flags field to int.
10260 (struct df_base_ref): Likewise.
10261 (struct df): Change changeable_flags field to int.
10262 * df-scan.c (df_defs_record): Change clobber_flags to int.
10263 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
10264 constants rather than #define macros.
10265 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
10266 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
10267 (enum dwarf_calling_convention): Likewise.
10268 (enum dwarf_line_number_x_ops): Likewise.
10269 (enum dwarf_call_frame_info): Likewise.
10270 (enum dwarf_source_language): Likewise.
10271 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
10272 (add_calling_convention_attribute): Likewise.
10273 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
10274 (combine_comparisons): Change compcode to int. Add cast to enum type.
10275 * genrecog.c (maybe_both_true_2): Change c to int.
10276 (write_switch): Likewise. Add cast to enum type.
10277 * gimplify.c (gimplify_omp_for): Handle return values from
10278 gimplify_expr using MIN rather than bitwise or.
10279 (gimplify_expr): Add cast to enum type.
10280 * ipa-prop.c (update_jump_functions_after_inlining): Change
10281 IPA_BOTTOM to IPA_JF_UNKNOWN.
10282 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
10283 Add casts to enum type.
10284 (setup_cover_and_important_classes): Change cl to int. Add casts
10286 (setup_class_translate): Change cl and mode to int.
10287 (ira_init_once): Change mode to int.
10288 (free_register_move_costs): Likewise.
10289 (setup_prohibited_mode_move_regs): Add casts to enum type.
10290 * langhooks.c (add_builtin_function_common): Rework assertion that
10291 value fits bitfield.
10292 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
10293 * omega.c (omega_do_elimination): Avoid math on enum types.
10294 * optabs.c (expand_vec_shift_expr): Remove casts to int.
10295 * opts.c (set_debug_level): Change 2 to enum constant. Use new
10296 int local to handle integral_argment value.
10297 * regmove.c (try_auto_increment): Change PUT_MODE to
10299 * reload.c (push_secondary_reload): Add casts to enum type.
10300 (secondary_reload_class, find_valid_class): Likewise.
10301 * reload1.c (emit_input_reload_insns): Likewise.
10302 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
10303 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
10304 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
10306 * tree.c (build_common_builtin_nodes): Add casts to enum type.
10307 * tree-complex.c (complex_lattice_t): Typedef to int rather than
10309 (expand_complex_libcall): Add casts to enum type.
10310 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
10311 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
10312 with ERROR_MARK, not NUM_TREE_CODES.
10313 (vect_create_epilog_for_reduction): Likewise.
10314 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
10315 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
10316 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
10318 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
10319 vect_unused_in_loop. Change 0 to loop_vect.
10320 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
10321 * var-tracking.c (get_init_value): Change return type to enum
10323 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
10324 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
10326 (arm_override_options): Add casts to enum type.
10327 (arm_emit_tls_decoration): Likewise.
10328 * config/i386/i386.c (ix86_function_specific_restore): Add casts
10330 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
10331 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
10332 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
10334 * config/s390/s390.c (code_for_builtin_64): Change to array of
10336 (code_for_builtin_31): Likewise.
10337 (s390_expand_builtin): Change code_for_builtin to enum insn_code
10339 * config/sparc/sparc.c (sparc_override_options): Change value
10340 field in struct code_model to enum cmodel. In initializer change
10341 0 to NULL and add cast to enum type.
10343 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
10344 Change all callers. Issue a -Wc++-compat warning using
10345 lhs_origtype if necessary.
10346 (convert_for_assignment): Issue -Wc++-compat warnings about
10347 invalid conversions to enum type on assignment.
10348 * c-common.h (build_modify_expr): Update declaration.
10350 2009-04-24 Nick Clifton <nickc@redhat.com>
10352 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
10353 (function_arg_advance): Likewise.
10354 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
10357 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
10359 * config/s390/constraints.md ('I', 'J'): Fix condition.
10361 2009-04-24 Diego Novillo <dnovillo@google.com>
10363 * gengtype-parse.c (parse_error): Add newline after message.
10365 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
10367 * config/i386/sse.md (avxmodesuffixs): Removed.
10368 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
10369 (*avx_pinsr<ssevecsize>): This.
10371 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
10373 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
10374 follow chains of regs with a single definition, and allow expressions
10375 that are function_invariant_p.
10376 (simple_rhs_p): Allow expressions that are function_invariant_p.
10378 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
10380 PR middle-end/39867
10381 * fold-const.c (fold_cond_expr_with_comparison): When folding
10382 > and >= to MAX, make sure the MAX uses the same type as the
10383 comparison's operands.
10385 2009-04-24 Nick Clifton <nickc@redhat.com>
10387 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
10388 addressing for DImode accesses.
10389 (frv_print_operand_address): Handle PLUS case.
10390 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
10392 2009-04-24 Jakub Jelinek <jakub@redhat.com>
10394 PR rtl-optimization/39794
10395 * alias.c (canon_true_dependence): Add x_addr argument.
10396 * rtl.h (canon_true_dependence): Adjust prototype.
10397 * cse.c (check_dependence): Adjust canon_true_dependence callers.
10398 * cselib.c (cselib_invalidate_mem): Likewise.
10399 * gcse.c (compute_transp): Likewise.
10400 * dse.c (scan_reads_nospill): Likewise.
10401 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
10402 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
10403 canon_base_addr of the group, plus optional offset.
10404 (struct group_info): Rename canon_base_mem to
10406 (get_group_info): Set canon_base_addr to canon_rtx of base, not
10407 canon_rtx of base_mem.
10409 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
10411 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
10412 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
10414 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10416 * config/spu/spu-builtins.h: Delete file.
10418 * config/spu/spu.h (enum spu_builtin_type): Move here from
10420 (struct spu_builtin_description): Likewise. Add GTY marker.
10421 Do not use enum spu_function_code or enum insn_code.
10422 (spu_builtins): Add extern declaration.
10424 * config/spu/spu.c: Do not include "spu-builtins.h".
10425 (enum spu_function_code, enum spu_builtin_type_index,
10426 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
10427 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
10428 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
10429 unsigned_V2DI_type_node): Move here from spu-builtins.h.
10430 (spu_builtin_types): Make static. Add GTY marker.
10431 (spu_builtins): Add extern declaration with GTY marker.
10432 Include "gt-spu.h".
10434 * config/spu/spu-c.c: Do not include "spu-builtins.h".
10435 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
10436 Check programmatically whether all parameters are scalar.
10438 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
10440 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
10442 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
10443 assignment from the constructor either if the target is volatile.
10445 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
10447 * config/arm/arm.md (insv): Do not share operands[0].
10449 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
10451 * config/vxlib-tls.c (active_tls_threads): Delete.
10452 (delete_hook_installed): New.
10453 (tls_delete_hook): Don't delete the delete hook.
10454 (tls_destructor): Delete it here.
10455 (__gthread_set_specific): Adjust installing the delete hook.
10456 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
10457 __gthread_leave_tsd_dtor_context.
10459 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
10461 * c-format.c (gcc_tdiag_char_table): Add support for %E.
10463 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
10465 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
10467 (alpha_rtx_costs): Ditto.
10468 (emit_unlikely_jump): Use add_reg_note.
10469 (emit_frame_store_1): Ditto.
10470 (alpha_expand_prologue): Ditto.
10471 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
10472 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
10474 2009-04-23 Nick Clifton <nickc@redhat.com>
10476 * config/v850/v850.md (epilogue): Remove suppressed code.
10477 (return): Rename to return_simple and remove test of frame size.
10478 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
10479 to gen_return_simple.
10481 2009-04-22 Jing Yu <jingyu@google.com>
10484 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
10486 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
10489 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
10490 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
10491 value is a VECTOR_CST, the element type is the element type of the
10494 2009-04-22 DJ Delorie <dj@redhat.com>
10496 * config/m32c/m32c.h: Update GTY annotations to new syntax.
10498 2009-04-22 Jakub Jelinek <jakub@redhat.com>
10500 * alias.c (find_base_term): Move around LO_SUM case, so that
10501 CONST falls through into PLUS/MINUS handling.
10504 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
10505 into 0, use omit_one_operand.
10507 2009-04-23 Ben Elliston <bje@au.ibm.com>
10509 * config/rs6000/linux-unwind.h (get_regs): Remove type
10510 puns. Change the type of `pc' to an array of unsigned ints and
10511 update all users. Constify frame24.
10513 2009-04-22 DJ Delorie <dj@redhat.com>
10515 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
10516 declarations before code.
10517 (current_function_special_page_vector): Likewise.
10518 (m32c_expand_insv): Silence a warning.
10520 2009-04-21 Taras Glek <tglek@mozilla.com>
10522 * alias.c: Update GTY annotations to new syntax.
10523 * basic-block.h: Likewise.
10524 * bitmap.h: Likewise.
10525 * c-common.h: Likewise.
10526 * c-decl.c: Likewise.
10527 * c-parser.c: Likewise.
10528 * c-pragma.c: Likewise.
10529 * c-tree.h: Likewise.
10530 * cfgloop.h: Likewise.
10531 * cgraph.h: Likewise.
10532 * config/alpha/alpha.c: Likewise.
10533 * config/arm/arm.h: Likewise.
10534 * config/avr/avr.h: Likewise.
10535 * config/bfin/bfin.c: Likewise.
10536 * config/cris/cris.c: Likewise.
10537 * config/darwin.c: Likewise.
10538 * config/frv/frv.c: Likewise.
10539 * config/i386/i386.c: Likewise.
10540 * config/i386/i386.h: Likewise.
10541 * config/i386/winnt.c: Likewise.
10542 * config/ia64/ia64.h: Likewise.
10543 * config/iq2000/iq2000.c: Likewise.
10544 * config/mips/mips.c: Likewise.
10545 * config/mmix/mmix.h: Likewise.
10546 * config/pa/pa.c: Likewise.
10547 * config/pa/pa.h: Likewise.
10548 * config/rs6000/rs6000.c: Likewise.
10549 * config/s390/s390.c: Likewise.
10550 * config/sparc/sparc.c: Likewise.
10551 * config/xtensa/xtensa.c: Likewise.
10552 * cselib.h: Likewise.
10553 * dbxout.c: Likewise.
10554 * dwarf2out.c: Likewise.
10555 * except.c: Likewise.
10556 * except.h: Likewise.
10557 * fixed-value.h: Likewise.
10558 * function.c: Likewise.
10559 * function.h: Likewise.
10560 * gimple.h: Likewise.
10561 * integrate.c: Likewise.
10562 * optabs.c: Likewise.
10563 * output.h: Likewise.
10564 * real.h: Likewise.
10566 * stringpool.c: Likewise.
10567 * tree-data-ref.c: Likewise.
10568 * tree-flow.h: Likewise.
10569 * tree-scalar-evolution.c: Likewise.
10570 * tree-ssa-address.c: Likewise.
10571 * tree-ssa-alias.h: Likewise.
10572 * tree-ssa-operands.h: Likewise.
10573 * tree.c: Likewise.
10574 * tree.h: Likewise.
10575 * varasm.c: Likewise.
10576 * varray.h: Likewise.
10578 * coretypes.h: Do not define GTY macro if it is already defined.
10579 * doc/gty.texi: Update GTY documentation to new syntax.
10580 * gengtype-lex.l: Enforce attribute-like syntax for GTY
10581 annotations on structs.
10582 * gengtype-parse.c: Likewise.
10584 2009-04-22 Mark Heffernan <meheff@google.com>
10586 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
10588 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
10590 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
10593 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
10595 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
10596 the same as a PLUS without a shift. Increase the cost of a
10599 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10601 * Makefile.in: Update dependencies.
10602 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
10603 * errors.h: Remove bogus comment about compatibility.
10604 (warning): Update declaration.
10605 * genautomata.c: Update all calls to warning.
10606 * gimple.c: Do not include errors.h. Include toplev.h.
10607 * tree-ssa-structalias.c: Do not include errors.h.
10608 * omega.c: Likewise.
10609 * tree-ssa-reassoc.c: Likewise.
10610 * config/spu/spu-c.c: Likewise.
10611 * config/spu/t-spu-elf: Update dependencies.
10613 2009-04-22 Richard Guenther <rguenther@suse.de>
10615 PR tree-optimization/39824
10616 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
10617 make sure the types are compatible.
10619 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10622 * c-common.c (c_parse_error): Take a token_flags parameter.
10623 Use token_type for the token type instead.
10624 Pass token_flags to cpp_type2name.
10625 * c-common.h (c_parse_error): Update declaration.
10626 * c-parser.c (c_parser_error): Pass 0 as token flags.
10628 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
10630 PR rtl-optimization/39580
10631 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
10633 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10635 * function.c (expand_function_end): Do not emit a jump to the "naked"
10636 return label for fall-through returns.
10637 * except.c (sjlj_emit_function_exit): Always place the call to the
10638 unregister function at the location installed by expand_function_end.
10640 2009-04-22 Richard Guenther <rguenther@suse.de>
10642 PR tree-optimization/39845
10643 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
10644 (gen_inbound_check): Likewise.
10646 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
10648 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
10650 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
10651 * config/vxlib.c (__gthread_once): Add race guard for PPC.
10653 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
10655 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
10656 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
10657 shift counts to avoid out-of-bounds array accesses.
10659 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
10661 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
10662 (Pmode): Move above.
10664 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
10666 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
10667 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
10668 GET_CODE macro. Use IN_RANGE macro where appropriate.
10669 * config/alpha/alpha.h: Ditto.
10670 * config/alpha/alpha.md: Ditto.
10671 * config/alpha/constraints.md: Ditto.
10672 * config/alpha/predicates.md: Ditto.
10674 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
10676 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
10677 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10678 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10679 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10680 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10681 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10682 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10683 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10684 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10685 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10686 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10687 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10688 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10689 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10690 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10691 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10692 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10693 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10694 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10695 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10696 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10697 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10698 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10699 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10700 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10701 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10702 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10704 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
10706 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
10707 references from comments.
10708 * cfgbuild.c: (count_basic_blocks): Delete.
10709 (find_basic_blocks_1): Delete.
10710 (find_basic_blocks): Delete.
10711 * except.c (finish_eh_generation): Make static. Move comment from
10712 except.h here. Remove find_basic_blocks references from comments.
10713 * except.h (finish_eh_generation): Delete.
10714 * basic-block.h (find_basic_blocks): Delete.
10715 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
10717 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
10719 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
10720 (sdbout_parms): Likewise.
10722 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
10724 * config/sh/sh.c (prepare_cbranch_operands): Use
10725 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
10726 (expand_cbranchdi4): Likewise.
10727 (from_compare): Add cast to enum type.
10728 (expand_cbranchsi4): Use add_reg_note.
10729 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
10730 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
10731 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
10732 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
10733 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
10734 instead of CODE_FOR_nothing.
10735 (cbranchdi4): Likewise. Fix the order of arguments for
10737 (push_fpscr): Use add_reg_note.
10738 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
10739 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
10741 2009-04-21 Joseph Myers <joseph@codesourcery.com>
10743 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
10744 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
10745 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
10746 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
10747 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
10748 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
10749 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
10750 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
10751 config/alpha/x-vms, config/arc/t-arc,
10752 config/arm/README-interworking, config/arm/arm-c.c,
10753 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
10754 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
10755 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
10756 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
10757 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
10758 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
10759 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
10760 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
10761 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
10762 config/cris/t-elfmulti, config/crx/t-crx,
10763 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
10764 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
10765 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
10766 config/h8300/t-h8300, config/i386/athlon.md,
10767 config/i386/darwin-libgcc.10.4.ver,
10768 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
10769 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
10770 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
10771 config/i386/t-linux64, config/i386/t-nwld,
10772 config/i386/t-rtems-i386, config/i386/t-sol2-10,
10773 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
10774 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
10775 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
10776 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
10777 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
10778 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
10779 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
10780 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
10781 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
10782 config/m68k/t-uclinux, config/mcore/t-mcore,
10783 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
10784 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
10785 config/mips/crtn.asm, config/mips/irix-crti.asm,
10786 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
10787 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
10788 config/mips/mips-fixed.md, config/mips/sb1.md,
10789 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
10790 config/mips/t-iris6, config/mips/t-isa3264,
10791 config/mips/t-libgcc-mips16, config/mips/t-linux64,
10792 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
10793 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
10794 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
10795 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
10796 config/mn10300/t-linux, config/mn10300/t-mn10300,
10797 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
10798 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
10799 config/picochip/libgccExtras/clzsi2.asm,
10800 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
10801 config/rs6000/darwin-libgcc.10.4.ver,
10802 config/rs6000/darwin-libgcc.10.5.ver,
10803 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
10804 config/rs6000/t-aix43, config/rs6000/t-aix52,
10805 config/rs6000/t-darwin, config/rs6000/t-fprules,
10806 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
10807 config/rs6000/t-lynx, config/rs6000/t-netbsd,
10808 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
10809 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
10810 config/rs6000/t-rtems, config/rs6000/t-spe,
10811 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
10812 config/score/t-score-elf, config/sh/divcost-analysis,
10813 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
10814 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
10815 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
10816 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
10817 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
10818 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
10819 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
10820 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
10821 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
10822 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
10823 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
10824 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
10825 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
10826 limitx.h, version.c, xcoff.h: Add copyright and license notices.
10827 * config/h8300/genmova.sh: Include copyright and license notices
10828 in generated output.
10829 * config/h8300/mova.md: Regenerate.
10830 * doc/install.texi2html: Include word "Copyright" in copyright
10831 notice and use name "Free Software Foundation, Inc.".
10832 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
10833 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
10834 ChangeLog-2007, ChangeLog-2008: Correct dates.
10836 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
10838 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
10839 NE_EXPR operations as well.
10840 * c-parser.c (c_parser_condition): Do not set location information on
10842 (c_parser_conditional_expression): Likewise.
10843 (c_parser_binary_expression): Set location information on operators.
10844 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
10845 TRUTH_NOT_EXPR has been folded.
10846 * fold-const.c (fold_truth_not_expr): Copy location information from
10847 the incoming expression to the outgoing one.
10848 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
10849 recursive calls on the LHS of the operator but pass that of the
10850 operator to recursive calls on the RHS of the operator. Set it
10852 (shortcut_cond_expr): Set the locus of the operator on the second
10853 COND_EXPR and that of the expression on the first in degenerate cases.
10854 Pass the locus of the expression to calls to shortcut_cond_r.
10855 Set the locus of the 'then' block on the associated jump, if any.
10856 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
10857 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
10858 expression to call to gimplify_boolean_expr.
10860 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
10862 * config.gcc: Add additional configuration for
10863 i686-w64-mingw* and x86_64-w64-mingw* triplet.
10864 * config/i386/mingw-w64.h: New mingw-w64 specific header.
10865 (CPP_SPEC): Redefine for allowing -municode option.
10866 (STARTFILE_SPEC): Likewise.
10867 * config/i386/t-mingw-w64: New.
10868 * config/i386/mingw-w64.opt: New.
10869 (municode): Add new target option.
10870 * doc/invoke.texi (municode): Add documentation for new option.
10872 2009-04-21 Ian Lance Taylor <iant@google.com>
10874 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10875 Correct test for number of arguments.
10876 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
10878 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
10880 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
10881 argument of emit_library_call.
10883 2009-04-21 Richard Guenther <rguenther@suse.de>
10885 PR middle-end/39829
10886 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
10887 inside VIEW_CONVERT_EXPRs.
10889 2009-04-21 Martin Jambor <mjambor@suse.cz>
10891 * tree-switch-conversion.c (build_constructors): Split a long line.
10892 (constructor_contains_same_values_p): New function.
10893 (build_one_array): Create assigns of constants if possible, do not
10894 call mark_sym_for_renaming, call update_stmt.
10895 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
10896 make_rename_temp. Do not call mark_symbols_for_renaming, call
10898 (gen_def_assigns): Do not call mark_symbols_for_renaming or
10899 find_new_referenced_vars, call update_stmt.
10900 (gen_inbound_check): Use create_tmp_var and create ssa names manually
10901 instead of calling make_rename_temp. Do not call
10902 find_new_referenced_vars or mark_symbols_for_renaming, call
10905 2009-04-21 Richard Guenther <rguenther@suse.de>
10907 PR tree-optimization/39827
10908 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
10909 (tree_ssa_phiprop): Pass the correct array size.
10911 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
10913 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
10915 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
10918 * c-typeck.c (lvalue_p): Move declaration ...
10919 * c-common.h (lvalue_p): ... to here.
10920 * c-common.c (candidate_equal_p): New.
10921 (add_tlist): Use it.
10922 (merge_tlist): Use it.
10923 (warn_for_collisions_1): Likewise.
10924 (warning_candidate_p): Accept more candidates.
10925 (verify_tree): A warning candidate can be an expression. Use
10928 2009-04-21 Ben Elliston <bje@au.ibm.com>
10931 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
10932 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
10933 options. Remove -mcall-solaris documentation.
10935 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10938 * doc/invoke.texi (-Wlong-long): Update description.
10939 * c-lex (interpret_integer): Only warn if there was no previous
10940 overflow and -Wlong-long is enabled.
10941 * c-decl.c (declspecs_add_type): Drop redundant flags.
10942 * c.opt (Wlong-long): Init to -1.
10943 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
10944 and front-end warn_long_long. Wlong-long only depends on other
10945 flags if it is uninitialized.
10946 * c-parser.c (disable_extension_diagnostics): warn_long_long is
10947 the same for CPP and FE.
10948 (restore_extension_diagnostics): Likewise.
10950 2009-04-20 Ian Lance Taylor <iant@google.com>
10952 Fix enum conversions which are invalid in C++:
10953 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
10954 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
10955 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
10956 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
10957 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
10958 (dbxout_parms): Likewise.
10959 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
10960 (df_clear_flags): Likewise.
10961 * df-problems.c (df_rd_bb_local_compute_process_def): Change
10962 top_flag parameter to int.
10963 (df_chain_create_bb_process_use): Likewise.
10964 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
10966 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
10967 (df_ref_create_structure, df_def_record_1): Likewise.
10968 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
10969 (df_notes_rescan): Change 0 to VOIDmode in function call.
10970 (df_get_call_refs, df_insn_refs_collect): Likewise.
10971 (df_bb_regs_collect): Likewise.
10972 (df_entry_block_defs_collect): Likewise.
10973 (df_exit_block_uses_collect): Likewise.
10974 * df.h: Update declarations.
10975 * double-int.c (double_int_divmod): Add cast to enum type.
10976 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
10977 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
10978 (based_loc_descr): Likewise.
10979 (loc_descriptor_from_tree_1): Change first_op and second_op to
10980 enum dwarf_location_atom. Add cast to enum type.
10981 * expmed.c (init_expmed): Change 0 to SET in function call.
10982 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
10983 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
10984 (do_store_flag): Likewise.
10985 * fixed-value.h (struct fixed_value): Change mode to enum
10987 * function.c (assign_parms): Change 0 to VOIDmode in function call.
10988 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
10990 (insert_insn_decl, insert_decl, insert_state): Likewise.
10991 (automata_list_finish): Likewise.
10992 * genrecog.c (process_define_predicate): Add cast to enum type.
10993 * gensupport.c (init_predicate_table): Add cast to enum type.
10994 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
10996 (gimple_build_call_1, gimple_build_label): Likewise.
10997 (gimple_build_goto, gimple_build_asm_1): Likewise.
10998 (gimple_build_switch_1, gimple_build_cdt): Likewise.
10999 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
11000 (enum fallback): Rename from enum fallback_t.
11001 (fallback_t): Typedef as int.
11002 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
11003 GSI_SAME_STMT in function call.
11004 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
11006 (setup_reg_class_relations): Likewise.
11007 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
11008 (setup_prohibited_class_mode_regs): Add cast to enum type.
11009 (setup_prohibited_mode_move_regs): Likewise.
11010 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
11011 (record_address_regs): Change i to enum reg_class.
11012 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
11013 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
11014 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
11015 (GET_MODE_2XWIDER_MODE): Likewise.
11016 (GET_CLASS_NARROWEST_MODE): Likewise.
11017 * omp-low.c (expand_omp_for): Add cast to enum type.
11018 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
11019 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
11020 * postreload.c (reload_cse_simplify_operands): Change rclass local
11022 * predict.c (combine_predictions_for_insn): Change best_predictor
11023 and predictor to enum br_predictor.
11024 (combine_predictions_for_bb): Likewise.
11025 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
11026 use SET_PREDICT_EXPR_OUTCOME.
11027 * real.c (real_arithmetic): Change icode to code in function call.
11028 * reginfo.c (init_move_cost): Add casts to enum type.
11029 (init_reg_sets_1, init_fake_stack_mems): Likewise.
11030 * regmove.c (regclass_compatible_p): Change class0 and class1 to
11032 * reload.c (find_valid_class): Add casts to enum type.
11033 (push_reload): Change 0 to NO_REGS in function call.
11034 (find_reloads): Change this_alternative to array of enum
11035 reg_class. Remove some now-unnecessary casts.
11036 (make_memloc): Change 0 to VOIDmode in function call.
11037 * reload1.c (reload): Change 0 to VOIDmode in function call.
11038 (eliminate_regs_1, elimination_effects): Likewise.
11039 (eliminate_regs_in_insn): Likewise.
11040 (emit_input_reload_insns): Add cast to enum type.
11041 (delete_output_reload): Change 0 to VOIDmode in function call.
11042 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
11043 to enum type in function call.
11044 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
11045 (SET_PREDICT_EXPR_OUTCOME): Define.
11046 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
11047 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
11048 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
11049 (dump_function): Likewise.
11050 * tree-dump.h: Update declarations.
11051 * tree-pass.h: Update declarations.
11052 * varasm.c (assemble_integer): Change mclass to enum mode_class.
11053 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
11055 (arm_rtx_costs_1): Correct parenthesization.
11056 (arm_rtx_costs): Add casts to enum type.
11057 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
11058 (vfp_emit_fstmd): Use add_rg_note.
11059 (emit_multi_reg_push, emit_sfm): Likewise.
11060 (thumb_set_frame_pointer): Likewise.
11061 (arm_expand_prologue): Likewise.
11062 (arm_regno_class): Change return type to enum reg_class.
11063 (thumb1_expand_prologue): Use add_reg_note.
11064 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
11065 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
11067 * config/arm/gentune.sh: Add cast to enum type.
11068 * config/arm/arm-tune.md: Rebuild.
11069 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
11070 (ix86_split_fp_branch, predict_jump): Likewise.
11071 (ix86_expand_multi_arg_builtin): Change sub_code from enum
11072 insn_code to enum rtx_code.
11073 (ix86_builtin_vectorized_function): Add cast to enum type.
11074 * config/i386/i386.md (truncdfsf2): Change slot to enum
11076 (truncxf<mode>2, isinf<mode>2): Likewise.
11077 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
11079 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
11080 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
11081 (insert_bundle_state): Change 1 to INSERT in function call.
11082 (ia64_add_bundle_selector_before): Likewise.
11083 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
11084 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
11085 (restore_stack_nonlocal): Likewise.
11086 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
11088 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
11090 (mips_rtx_costs): Likewise.
11091 (mips_override_options): Add casts to enum type.
11092 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
11094 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
11095 (store_reg, set_reg_plus_d): Likewise.
11096 (hppa_expand_prologue, hppa_profile_hook): Likewise.
11097 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
11099 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
11101 (emit_unlikely_jump): Use add_reg_note.
11102 (rs6000_emit_allocate_stack): Likewise.
11103 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
11104 (output_toc): Change 1 to INSERT in function call.
11105 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
11106 (rs6000_initialize_trampoline): Likewise.
11107 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
11109 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
11110 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
11111 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
11112 (save_gprs): Use add_reg_note.
11113 (s390_emit_prologue): Likewise.
11114 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
11115 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
11116 (sparc_fold_builtin): Add cast to enum type.
11117 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
11119 (spu_expand_prologue): Use add_reg_note.
11120 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
11122 2009-04-20 Ian Lance Taylor <iant@google.com>
11124 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
11125 (c_parser_postfix_expression_after_primary): Get VEC for list of
11126 arguments. Get original types of arguments. Call
11127 build_function_call_vec.
11128 (cached_expr_list_1, cached_expr_list_2): New static variables.
11129 (c_parser_expr_list): Change return type to VEC *. Add
11130 p_orig_types parameter. Change all callers.
11131 (c_parser_release_expr): New static function.
11132 (c_parser_vec_to_tree_list): New static function.
11133 * c-typeck.c (build_function_call): Rewrite to build a VEC and
11134 call build_function_call_vec.
11135 (build_function_call_vec): New function, based on old
11136 build_function_call.
11137 (convert_arguments): Remove nargs and argarray parameters. Change
11138 values to a VEC. Add origtypes parameter.
11139 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
11140 (convert_for_assignment): Add origtype parameter. Change all
11141 callers. If warn_cxx_compat, check for conversion to an enum
11142 type when calling a function.
11143 (store_init_value): Add origtype parameter. Change all callers.
11144 (digest_init): Likewise.
11145 (struct init_node): Add origtype field.
11146 (add_pending_init): Add origtype parameter. Change all callers.
11147 (output_init_element): Likewise.
11148 (output_pending_init_elements): Pass origtype from init_node to
11149 output_init_element.
11150 (process_init_element): Pass origtype from c_expr to
11151 output_init_element.
11152 (c_finish_return): Add origtype parameter. Change all callers.
11153 * c-common.c (sync_resolve_size): Change params to VEC *. Change
11155 (sync_resolve_params): Likewise.
11156 (sync_resolve_return): Change params to first_param. Change caller.
11157 (resolve_overloaded_builtins): Change params to VEC *. Change
11158 callers. Save first parameter around call to build_function_call_vec.
11159 * c-decl.c (finish_decl): Add origtype parameter. Change all
11160 callers. Call build_function_call_vec rather than
11161 build_function_call for cleanup.
11162 * c-tree.h: Update declarations.
11163 * c-common.h: Update declarations.
11164 * stub-objc.c (objc_rewrite_function_call): Change parameter from
11165 params to first_param.
11166 * target.h (struct gcc_target): Change resolve_overloaded_builtin
11167 params parameter from tree to void *.
11168 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11169 Change arglist parameter to have type void *, and to be a pointer
11171 * config/rs6000/rs6000-protos.h
11172 (altivec_resolve_overloaded_builtin): Update declaration.
11173 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
11174 fnargs parameter to have type void *, and to be a pointer to a
11175 VEC. Call build_function_call_vec instead of
11176 build_function_call.
11177 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
11179 2009-04-20 Joey Ye <joey.ye@intel.com>
11180 Xuepeng Guo <xuepeng.guo@intel.com>
11181 H.J. Lu <hongjiu.lu@intel.com>
11183 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
11185 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
11186 (IX86_LEA_PRIORITY): Likewise.
11187 (distance_non_agu_define): New function.
11188 (distance_agu_use): Likewise.
11189 (ix86_lea_for_add_ok): Likewise.
11190 (ix86_dep_by_shift_count): Likewise.
11192 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
11193 should split for LEA.
11195 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
11197 (ix86_dep_by_shift_count): Likewise.
11199 2009-04-20 Richard Guenther <rguenther@suse.de>
11201 * expr.c (handled_component_p): Move ...
11202 * tree.h (handled_component_p): ... here.
11203 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
11204 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
11205 and REALPART_EXPR to be in one group.
11207 2009-04-20 Richard Guenther <rguenther@suse.de>
11209 * basic-block.h (get_all_dominated_blocks): Declare.
11210 * dominance.c (get_all_dominated_blocks): New function.
11211 * tree-cfg.c (get_all_dominated_blocks): Remove.
11212 (remove_edge_and_dominated_blocks): Adjust.
11213 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
11214 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
11215 instead of recursing.
11217 2009-04-20 Doug Kwan <dougkwan@google.com>
11219 * cgraph.h (cgraph_node_ptr): New type for vector functions.
11220 (struct cgraph_node_set_def): New type.
11221 (cgraph_node_set) New type. Also declare vector functions.
11222 (struct cgraph_node_set_element_def): New type.
11223 (cgraph_node_set_element): Ditto.
11224 (cgraph_node_set_iterator): New iterator type.
11225 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
11226 cgraph_node_set_remove, dump_cgraph_node_set,
11227 debug_cgraph_node_set): New prototypes.
11228 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
11229 cgraph_node_set_size): New inlines.
11230 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
11231 including cgraph.h.
11232 (struct ipa_opt_pass): Add struct cgraph_node_set_def
11233 argument to function 'write_summary'.
11234 * ipa.c: Include ggc.h.
11235 (hash_cgraph_node_set_element,
11236 eq_cgraph_node_set_element, cgraph_node_set_new,
11237 cgraph_node_set_add, cgraph_node_set_remove,
11238 cgraph_node_set_find, dump_cgraph_node_set,
11239 debug_cgraph_node_set): New functions.
11240 * Makefile.in (ipa.o): Add dependency on GGC_H.
11242 2009-04-20 Ira Rosen <irar@il.ibm.com>
11244 PR tree-optimization/39675
11245 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
11246 check of the return code of vect_schedule_slp. Check that
11247 stmt_vec_info still exists for the statement, before checking its
11248 vectorization type.
11250 2009-04-20 Michael Matz <matz@suse.de>
11252 * Makefile.in (generated_files): Take out $(simple_generated_c).
11254 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
11256 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
11257 (UINTPTR_TYPE): Likewise.
11259 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11262 * c-typeck.c (digest_init): Check for initializing an array with a
11265 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11268 * c-semantics.c (pop_stmt_list): Propagate
11269 STATEMENT_LIST_HAS_LABEL to parent statement list.
11271 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
11273 * config/mips/mips.h (mips_tune_attr): New macro.
11274 * config/mips/mips.md (cpu): Use it.
11276 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11279 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
11282 2009-04-19 Diego Novillo <dnovillo@google.com>
11284 * toplev.c (compile_file): Move call to coverage_finish ...
11285 * cgraphunit.c (ipa_passes): ... here.
11286 Call cgraph_process_new_functions.
11287 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
11288 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
11290 2009-04-19 Jan Hubicka <jh@suse.cz>
11292 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
11294 (dump_cgraph_node): Dump can throw external flag.
11295 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
11297 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
11301 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
11302 * common.opt (Wlogical-op): Move from here...
11303 * c.opt (Wlogical-op): ... to here.
11304 * c-typeck.c (parser_build_binary_op): Update call to
11305 warn_logical_operator.
11306 * c-opts.c (c_common_post_options): Enable warn_logical_op with
11308 * c-common.c (warn_logical_op): Update.
11309 * c-common.h (warn_logical_op): Update declaration.
11311 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
11313 * tree.c (protected_set_expr_location): Fix formatting.
11315 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11318 * c-typeck.c (readonly_warning): new.
11319 (build_unary_op, build_modify_expr): Use readonly_warning for
11320 storing into something readonly but not const-qualified.
11322 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11325 * c-typeck.c (build_unary_op): Check for taking address of
11326 expression of type void.
11328 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11331 * c-typeck.c (build_function_call): Check for calling a function
11332 with qualified void return types. Call require_complete_type when
11335 2009-04-18 Jan Hubicka <jh@suse.cz>
11337 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
11339 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
11340 can_throw_external flag.
11341 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
11342 * ipa-pure-const.c (ignore_edge): New function.
11343 (propagate): Compute order for NOTHROW computation; set NOTHROWs
11344 only over can_throw_external edges.
11345 (local_pure_const): Add nothrow flag.
11346 * ipa-utils.c (searchc): Add ignore_edge callback.
11347 (ipa_utils_reduced_inorder): Add ignore_edge callback.
11348 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
11349 (set_nothrow_function_flags): Update cgraph.
11350 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
11352 2009-04-18 Richard Guenther <rguenther@suse.de>
11354 PR middle-end/39804
11355 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
11356 (fold_stmt): ... this and ...
11357 (fold_stmt_inplace): ... this.
11358 (fold_stmt_1): Fold references in calls and asms.
11359 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
11361 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11363 * tree-vrp.c (ssa_name_nonzero_p): Remove.
11364 * tree.h: Remove the prototype for ssa_name_nonzero_p.
11366 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11368 * tree.c (function_args_count): Remove.
11369 * tree.h: Remove the prototype for function_args_count.
11371 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11373 * tree-iterator.c (expr_only): Remove.
11374 * tree.h: Remove the prototype for expr_only.
11376 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11378 * reginfo.c (cannot_change_mode_set_regs): Remove.
11379 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
11381 2009-04-08 Anatoly Sokolov <aesok@post.ru>
11383 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
11384 whether operands 0 and 1 overlaps.
11386 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
11388 PR middle-end/36902
11389 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
11390 pointer. Use warning_at instead of warning.
11391 (search_for_addr_array): Likewise.
11392 (check_array_bounds): Likewise.
11393 (check_all_array_refs): Check that the incoming edge is not in the
11394 list of edges to be removed.
11395 (check_all_array_refs): Avoid the temporal pointer.
11396 (vrp_visit_cond_stmt): Fix typo.
11397 (simplify_switch_using_ranges): Handle the case where the switch
11398 index is an integer constant.
11400 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
11402 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
11404 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11406 * doc/extend.texi, doc/invoke.texi: Fix typos.
11408 2009-04-17 Cary Coutant <ccoutant@google.com>
11410 * tree-flow-inline.h (get_lineno): Fix inverted test.
11412 2009-04-17 Diego Novillo <dnovillo@google.com>
11414 * tree-ssa-pre.c (create_expression_by_pieces): Remove
11415 assertion for AVAIL_OUT.
11417 2009-04-17 Mike Frysinger <vapier@gentoo.org>
11420 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
11421 * config/sh/linux-atomic.asm: Likewise.
11423 2009-04-17 Diego Novillo <dnovillo@google.com>
11425 * except.c (debug_eh_tree): New.
11426 (struct eh_region, struct eh_status): Move ...
11427 * except.h: ... here.
11428 (add_type_for_runtime): Declare extern.
11429 (lookup_type_for_runtime): Likewise.
11430 (debug_eh_tree): Declare.
11431 * Makefile.in (GTFILES): List except.h before except.c
11433 2009-04-17 Diego Novillo <dnovillo@google.com>
11435 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
11436 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
11437 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
11438 (find_vars_r): ... here.
11439 * tree-flow.h (find_referenced_vars_in): Declare.
11440 * tree-ssa-pre.c (create_expression_by_pieces): Assert
11441 that AVAIL_OUT exists for BLOCK.
11442 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
11443 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
11444 (tree-parloops.o): Likewise.
11446 2009-04-17 Simon Baldwin <simonb@google.com>
11448 * toplev.c (default_tree_printer): Add handling for %E format.
11450 2009-04-17 Diego Novillo <dnovillo@google.com>
11452 * tree-pretty-print.c (dump_generic_node): Add break after
11453 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
11454 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
11455 FUNCTION_TYPE together. Call print_struct_decl when printing
11456 structures and TDF_SLIM is not given.
11457 (print_struct_decl): Fix logic for detecting recursion.
11459 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
11462 * gcc.c (create_at_file): New.
11463 (compile_input_file_p): New.
11464 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
11465 * main.c (main): Update call to toplev_main.
11466 * toplev.c (toplev_main): Change signature. Call expandargv.
11467 * toplev.h (toplev_main): Change signature.
11469 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
11471 * dwarf2out.c (field_byte_offset): Use the type size as the field size
11472 if the latter is not constant.
11474 2009-04-17 David Edelsohn <edelsohn@gnu.org>
11476 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
11478 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
11480 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
11481 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
11483 2009-04-17 Richard Guenther <rguenther@suse.de>
11485 * tree-ssa-structalias.c (get_constraint_for_component_ref):
11486 Handle component references view-converting an invariant address.
11488 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
11490 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
11491 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
11492 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
11493 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
11494 Use @deftypevr rather than @deftypevar.
11496 2009-04-17 Richard Guenther <rguenther@suse.de>
11498 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
11499 (get_prop_source_stmt): Likewise.
11500 (can_propagate_from): Likewise.
11502 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
11504 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
11505 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
11506 (--with-multilib-list): Add default value.
11507 * configure: Regenerate.
11508 * Makefile.in (TM_ENDIAN_CONFIG): Define.
11509 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
11510 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
11511 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
11512 Don't add default cpu to multilib list unnecessarily, but do enable
11513 the relevant compiler option..
11514 Add support for --with-multilib-list=<blank> and
11515 --with-multilib-list=!<somelib> to supress unwanted multilibs.
11516 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
11517 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
11518 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
11519 TM_MULTILIB_CONFIG.
11520 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
11521 (MULTILIB_OSDIRNAMES): New variable.
11522 * config/sh/t-1e: Delete file.
11523 * config/sh/t-mlib-sh1: Delete file.
11524 * config/sh/t-mlib-sh2: Delete file.
11525 * config/sh/t-mlib-sh2a: Delete file.
11526 * config/sh/t-mlib-sh2a-nofpu: Delete file.
11527 * config/sh/t-mlib-sh2a-single: Delete file.
11528 * config/sh/t-mlib-sh2a-single-only: Delete file.
11529 * config/sh/t-mlib-sh2e: Delete file.
11530 * config/sh/t-mlib-sh3e: Delete file.
11531 * config/sh/t-mlib-sh4: Delete file.
11532 * config/sh/t-mlib-sh4-nofpu: Delete file.
11533 * config/sh/t-mlib-sh4-single: Delete file.
11534 * config/sh/t-mlib-sh4-single-only: Delete file.
11535 * config/sh/t-mlib-sh4a: Delete file.
11536 * config/sh/t-mlib-sh4a-nofpu: Delete file.
11537 * config/sh/t-mlib-sh4a-single: Delete file.
11538 * config/sh/t-mlib-sh4a-single-only: Delete file.
11539 * config/sh/t-mlib-sh4al: Delete file.
11540 * config/sh/t-mlib-sh5-32media: Delete file.
11541 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
11542 * config/sh/t-mlib-sh5-64media: Delete file.
11543 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
11544 * config/sh/t-mlib-sh5-compact: Delete file.
11545 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
11546 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
11547 * doc/install.texi (Options specification): Add
11548 --with-multilib-list and --with-endian.
11550 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
11552 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
11554 (OBJS-common): Add plugin-version.o.
11555 (plugin-version.o): New.
11556 * gcc-plugin.h (plugin_gcc_version): New.
11557 (plugin_default_version_check): New.
11558 (plugin_init_func, plugin_init): Add version argument.
11559 * plugin-version.c: New.
11560 * plugin.c (str_plugin_gcc_version_name): New.
11561 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
11562 pass it to the init function.
11563 (plugin_default_version_check): New.
11565 2009-04-17 Richard Guenther <rguenther@suse.de>
11567 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
11568 for decl-vs-decl disambiguation.
11570 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
11572 * config/s390/s390.h (s390_tune_attr): New macro definition.
11573 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
11575 2009-04-17 Richard Guenther <rguenther@suse.de>
11577 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
11578 (fold_stmt_r): Likewise.
11579 (maybe_fold_reference): New function.
11580 (fold_gimple_assign): Handle cases fold_stmt_r did.
11581 (fold_stmt): Do not use fold_stmt_r.
11582 (fold_stmt_inplace): Likewise.
11584 2009-04-17 Richard Guenther <rguenther@suse.de>
11586 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
11587 (record_equivalences_from_stmt): Remove useless checks and
11589 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
11590 the type is already suitable.
11592 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
11594 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
11596 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
11598 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
11599 (CMPtype): Define as __gcc_CMPtype.
11601 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
11603 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
11604 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
11606 2009-04-17 Richard Guenther <rguenther@suse.de>
11608 PR tree-optimization/39746
11609 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
11610 special-casing for builtins and static variable use/def.
11611 (call_may_clobber_ref_p_1): Likewise.
11613 2009-04-16 Ian Lance Taylor <iant@google.com>
11615 * df.h: Include "timevar.h".
11616 (struct df_problem): Change tv_id field to timevar_id_t.
11617 * tree-pass.h: Include "timevar.h".
11618 (struct opt_pass): Change tv_id field to timevar_id_t.
11619 * timevar.h (timevar_id_t): Define TV_NONE.
11620 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
11621 TV_NONE rather than tv_id != 0.
11622 (execute_one_pass): Likewise.
11623 * Makefile.in (DF_H): Add $(TIMEVAR_H).
11624 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
11625 dependencies to $(TREE_PASS_H).
11626 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
11628 (pass_branch_target_load_optimize2): Likewise.
11629 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
11630 (pass_outof_cfg_layout_mode): Likewise.
11631 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
11632 (pass_rebuild_cgraph_edges): Likewise.
11633 (pass_remove_cgraph_callee_edges): Likewise.
11634 * df-core.c (pass_df_initialize_opt): Likewise.
11635 (pass_df_initialize_no_opt): Likewise.
11636 (pass_df_finish): Likewise.
11637 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
11638 * except.c (pass_set_nothrow_function_flags): Likewise.
11639 (pass_convert_to_eh_region_ranges): Likewise.
11640 * final.c (pass_compute_alignments): Likewise.
11641 * function.c (pass_instantiate_virtual_regs): Likewise.
11642 (pass_init_function): Likewise.
11643 (pass_leaf_regs): Likewise.
11644 (pass_match_asm_constraints): Likewise.
11645 * gimple-low.c (pass_lower_cf): Likewise.
11646 (pass_mark_used_blocks): Likewise.
11647 * init-regs.c (pass_initialize_regs): Likewise.
11648 * integrate.c (pass_initial_value_sets): Likewise.
11649 * ira.c (pass_ira): Likewise.
11650 * jump.c (pass_cleanup_barriers): Likewise.
11651 * omp-low.c (pass_expand_omp): Likewise.
11652 (pass_lower_omp): Likewise.
11653 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
11654 * recog.c (pass_split_all_insns): Likewise.
11655 (pass_split_after_reload): Likewise.
11656 (pass_split_before_regstack): Likewise.
11657 (pass_split_before_sched2): Likewise.
11658 (pass_split_for_shorten_branches): Likewise.
11659 * reginfo.c (pass_reginfo_init): Likewise.
11660 (pass_subregs_of_mode_init): Likewise.
11661 (pass_subregs_of_mode_finish): Likewise.
11662 * passes.c (pass_postreload): Likewise.
11663 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
11664 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
11665 (pass_warn_function_return): Likewise.
11666 (pass_warn_function_noreturn): Likewise.
11667 * tree-complex.c (pass_lower_complex): Likewise.
11668 (pass_lower_complex_O0): Likewise.
11669 * tree-if-conv.c (pass_if_conversion): Likewise.
11670 * tree-into-ssa.c (pass_build_ssa): Likewise.
11671 * tree-mudflap.c (pass_mudflap_1): Likewise.
11672 (pass_mudflap_2): Likewise.
11673 * tree-nomudflap.c (pass_mudflap_1): Likewise.
11674 (pass_mudflap_2): Likewise.
11675 * tree-nrv.c (pass_return_slot): Likewise.
11676 * tree-object-size.c (pass_object_sizes): Likewise.
11677 * tree-optimize.c (pass_all_optimizations): Likewise.
11678 (pass_early_local_passes): Likewise.
11679 (pass_all_early_optimizations): Likewise.
11680 (pass_cleanup_cfg): Likewise.
11681 (pass_cleanup_cfg_post_optimizing): Likewise.
11682 (pass_free_datastructures): Likewise.
11683 (pass_free_cfg_annotations): Likewise.
11684 (pass_fixup_cfg): Likewise.
11685 (pass_init_datastructures): Likewise.
11686 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
11687 (pass_late_warn_uninitialized): Likewise.
11688 (pass_update_address_taken): Likewise.
11689 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
11690 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
11691 (pass_cse_sincos): Likewise.
11692 (pass_convert_to_rsqrt): Likewise.
11693 * tree-ssa-structalias.c (pass_build_alias): Likewise.
11694 * tree-stdarg.c (pass_stdarg): Likewise.
11695 * tree-tailcall.c (pass_tail_recursion): Likewise.
11696 (pass_tail_calls): Likewise.
11697 * tree-vect-generic.c (pass_lower_vector): Likewise.
11698 (pass_lower_vector_ssa): Likewise.
11699 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
11701 2009-04-16 Joseph Myers <joseph@codesourcery.com>
11703 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
11705 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
11707 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
11708 logical and signext.
11710 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
11713 * config/sh/predicates.md (arith_operand): Check if the operand
11714 of TRUNCATE is a REG.
11716 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11718 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
11719 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
11721 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11723 * tree-iterator.c (tsi_split_statement_list_after,
11724 tsi_split_statement_list_before): Remove.
11725 * tree-iterator.h: Remove the prototypes for
11726 tsi_split_statement_list_after and tsi_split_statement_list_before.
11728 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11730 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
11731 * tree-ssa-propagate.h: Remove the prototype for
11732 stmt_makes_single_load.
11734 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11736 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
11737 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
11739 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11741 * tree-iterator.c (EXPR_LAST_BODY): Remove.
11743 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11745 * except.c (eh_region_outer_p): Remove.
11746 * except.h: Remove the prototype for eh_region_outer_p.
11748 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11750 * function.c (current_function_assembler_name): Remove.
11751 * function.h: Remove the prototype for
11752 current_function_assembler_name.
11754 2009-04-16 Ian Lance Taylor <iant@google.com>
11756 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
11757 (add_reg_note): Call alloc_reg_note.
11758 * rtl.h (alloc_reg_note): Declare.
11759 * combine.c (try_combine): Use alloc_reg_note.
11760 (recog_for_combine, move_deaths): Likewise.
11761 (distribute_notes): Use alloc_reg_note and add_reg_note.
11762 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
11763 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
11764 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
11766 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
11768 PR rtl-optimization/39762
11769 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
11770 ira_may_move_out_cost): Add comments about way of their usage.
11771 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
11773 * ira-conflicts.c (process_regs_for_copy): Use function
11774 ira_get_register_move_cost instead of global
11775 ira_register_move_cost.
11777 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
11778 color_pass, move_spill_restore, update_curr_costs): Ditto.
11780 * ira-lives.c (process_single_reg_class_operands): Ditto.
11782 * ira-emit.c (emit_move_list): Ditto.
11784 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
11785 (record_reg_classes): Ditto. Use functions
11786 ira_get_register_move_cost and ira_get_may_move_cost instead of
11787 global vars ira_register_move_cost, ira_may_move_out_cost and
11788 ira_may_move_in_cost.
11789 (record_address_regs): Don't call ira_init_register_move_cost.
11790 Use function ira_get_may_move_cost instead of global
11791 ira_may_move_in_cost.
11792 (process_bb_node_for_hard_reg_moves): Use function
11793 ira_get_register_move_cost instead of global ira_register_move_cost.
11794 (ira_costs): Don't call ira_init_register_move_cost.
11796 2009-04-16 Richard Guenther <rguenther@suse.de>
11798 * tree-cfg.c (verify_gimple_assign_binary):
11799 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
11800 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
11801 (create_general_new_stmt): Note that this function is broken.
11803 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
11805 * common.opt (fhelp): Add Var(help_flag).
11806 * gcc-plugin.h (plugin_info): Add help.
11807 * plugin.c (plugin_name_args): Add help.
11808 (register_plugin_info): Set plugin->help.
11809 (print_help_one_plugin): New.
11810 (print_plugins_help): New.
11811 * plugin.h (print_plugins_help): New.
11812 * toplev.c (toplev_main): Call print_plugins_help if needed.
11814 2009-04-16 Richard Guenther <rguenther@suse.de>
11816 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
11817 (gimple_ior_addresses_taken_1): New function.
11818 (gimple_ior_addresses_taken): Likewise.
11819 * gimple.h (struct gimple_statement_with_ops_base): Remove
11820 addresses_taken member.
11821 (gimple_ior_addresses_taken): Declare.
11822 (gimple_addresses_taken, gimple_addresses_taken_ptr,
11823 gimple_set_addresses_taken): Remove.
11824 * ipa-reference.c (mark_address): New function.
11825 (scan_stmt_for_static_refs): Use it for marking addresses taken.
11826 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
11827 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
11828 (gimple_add_to_addresses_taken): Remove.
11829 (get_tmr_operands): Call mark_address_taken.
11830 (get_asm_expr_operands): Likewise.
11831 (get_expr_operands): Likewise.
11832 (build_ssa_operands): Do not clear the addresses_taken bitmap.
11833 (free_stmt_operands): Do not free it.
11834 * tree-ssa.c (delete_tree_ssa): Likewise.
11835 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
11837 2009-04-16 Richard Guenther <rguenther@suse.de>
11839 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
11840 (walk_stmt_load_store_ops): Likewise.
11841 * gimple.c (get_base_loadstore): New function.
11842 (walk_stmt_load_store_addr_ops): Likewise.
11843 (walk_stmt_load_store_ops): Likewise.
11844 * ipa-pure-const.c (check_op): Simplify.
11845 (check_load, check_store): New functions.
11846 (check_stmt): Use walk_stmt_load_store_ops.
11847 * ipa-reference.c (mark_load): Adjust signature.
11848 (mark_store): Likewise.
11849 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
11851 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
11853 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
11854 (plugin_info): New.
11855 * opts.c (common_handle_option): Don't call print_version.
11856 * plugin.c (plugin_name_args): Add version.
11857 (register_plugin_info): New.
11858 (register_callback): Handle PLUGIN_INFO.
11859 (try_init_one_plugin): New.
11860 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
11862 (finalize_one_plugin): New.
11863 (finalize_plugins): New.
11864 (print_one_plugin): New.
11865 (print_plugins_versions): New.
11866 * plugin.h (print_plugins_versions): New.
11867 (finalize_plugins): New.
11868 * toplev.c (compile_file): Don't call initialize_plugins.
11869 (print_version): Call print_plugins_versions.
11870 (toplev_main): Call initialize_plugins. Print version if needed.
11871 Call finalize_plugins.
11873 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
11875 * common.opt (fversion): New.
11876 * gcc.c (print_version): New.
11877 (process_command): Don't print the version. Just set print_version.
11878 (main): Print version. Call subprocesses if print_version and
11879 verbose_flag are set.
11880 * opts.c (common_handle_option): Handle OPT_fversion.
11882 2009-04-16 Richard Guenther <rguenther@suse.de>
11883 Ira Rosen <irar@il.ibm.com>
11885 PR tree-optimization/39698
11886 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
11887 type of the reduction variable. Only generate the def if
11890 * omp-low.c (expand_omp_for_generic): When converting to a pointer
11891 make sure to first convert to an integer of the same precision.
11892 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
11893 the type of the evolution correctly in computing the new
11894 induction variable base.
11896 2009-04-16 Richard Guenther <rguenther@suse.de>
11898 PR middle-end/39625
11899 * tree-cfg.c (make_blocks): Split statements with to-be
11900 abnormal SSA names on the lhs.
11902 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
11904 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
11905 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
11906 * c-typeck.c (really_start_incremental_init): Likewise.
11907 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
11908 (TARGET_INITIALIZER): Remove it.
11909 * target.h (struct target): Remove vector_opaque_p.
11910 * tree.c (build_opaque_vector_type): New.
11911 * tree.h (TYPE_VECTOR_OPAQUE): New.
11912 (build_opaque_vector_type): Declare.
11913 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
11914 * config/rs6000/rs6000.c (build_opaque_vector_type,
11915 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
11916 (rs6000_init_builtins): Use build_opaque_vector_type for
11917 opaque_V4SI_type_node.
11919 2009-04-15 Catherine Moore <clm@codesourcery.com>
11921 * debug.h (set_name): Declare.
11922 * dwarf2out.c (dwarf2out_set_name): Declare.
11923 (dwarf2_debug_hooks): Add set_name.
11924 (find_AT_string): New.
11925 (add_AT_string): Call find_AT_string.
11926 (dwarf2out_set_name): New.
11927 * cp/decl.c (grokdeclarator): Call set_name.
11928 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
11929 * debug.c (do_nothing_debug_hooks): Likewise.
11930 * dbxout.c (dbx_debug_hooks): Likewise.
11931 * sdbout.c (sdb_debug_hooks): Likewise.
11933 2009-04-15 Michael Eager <eager@eagercon.com>
11935 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
11936 reg for single-precision FPU.
11937 * config/rs6000/rs6000.md (movsi_internal1): Only for
11938 !TARGET_SINGLE_FPU.
11939 (movsi_internal1_single): New. Add pattern to move SI values to/from
11940 single-precision FP regs.
11942 2009-04-15 Richard Guenther <rguenther@suse.de>
11944 * omp-low.c (lower_rec_input_clauses): Build correct address
11946 (expand_omp_for_generic): Fix multiplication type.
11947 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
11948 (generate_memset_zero): Fix types.
11949 * tree-profile.c (prepare_instrumented_value): Correctly
11952 2009-04-15 Ian Lance Taylor <iant@google.com>
11954 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
11955 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
11956 for -Wall and for -Wc++-compat.
11957 (c_common_post_options): For C++, set warn_enum_compare if not
11959 * c-tree.h (struct c_expr): Add field original_type.
11960 (build_external_ref): Update declaration.
11961 * c-parser.c (c_parser_braced_init): Set original_type.
11962 (c_parser_initelt): Likewise.
11963 (c_parser_expr_no_commas): Likewise.
11964 (c_parser_conditional_expression): Likewise.
11965 (c_parser_cast_expression): Likewise.
11966 (c_parser_unary_expression): Likewise. Pull setting of
11967 original_code to top of function.
11968 (c_parser_sizeof_expression): Set original_type.
11969 (c_parser_alignof_expression): Likewise.
11970 (c_parser_postfix_expression): Likewise. Pull setting of
11971 original_code to top of function.
11972 (c_parser_postfix_expression_after_paren_type): Set original_type.
11973 (c_parser_postfix_expression_after_primary): Likewise.
11974 (c_parser_expression): Likewise.
11975 * c-typeck.c (build_external_ref): Add type parameter. Change all
11977 (c_expr_sizeof_expr): Set original_type field.
11978 (parser_build_unary_op): Likewise.
11979 (parser_build_binary_op): Likewise. Optionally warn about
11980 comparisons of enums of different types.
11981 (digest_init): Set original_type field.
11982 (really_start_incremental_init): Likewise.
11983 (push_init_level, pop_init_level): Likewise.
11984 * doc/invoke.texi (Warning Options): -Wenum-compare now
11987 2009-04-15 Richard Guenther <rguenther@suse.de>
11989 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
11990 out a necessary conversion.
11991 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
11992 names we didn't value number.
11993 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
11995 2009-04-15 Richard Guenther <rguenther@suse.de>
11997 PR tree-optimization/39764
11998 * tree-ssa-ccp.c (get_value): Canonicalize value with
11999 canonicalize_float_value.
12001 2009-04-15 Jan Hubicka <jh@suse.cz>
12003 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
12004 Wrong version of patch.
12006 2009-04-15 Jan Hubicka <jh@suse.cz>
12008 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
12010 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
12012 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
12013 our distinct integral and vector types.
12015 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
12017 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
12018 * init.c (build_vtbl_address): Remove call to assemble_external.
12020 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
12022 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
12023 output for other floating point modes.
12025 2009-04-14 Diego Novillo <dnovillo@google.com>
12027 * diagnostic.c (diagnostic_report_diagnostic): Do not
12028 warn about loaded plugins for DK_ERROR and DK_WARNING.
12029 * c-decl.c (declspecs_add_type): Move call to
12030 invoke_plugin_callbacks ...
12031 * c-parser.c (c_parser_declspecs): ... here.
12032 * plugin.c (dump_active_plugins): Tidy output.
12034 2009-04-14 Diego Novillo <dnovillo@google.com>
12035 Le-Chun Wu <lcwu@google.com>
12037 * configure.ac: Add --enable-plugin support.
12038 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
12039 * Makefile.in (PLUGIN_H): Define.
12040 Export ENABLE_PLUGIN and GMPINC to site.exp.
12041 Add PLUGINLIBS to link command.
12042 Add/modify dependencies for plugin.o and files including plugin.h.
12044 * config.in: Regenerate.
12046 * opts.c (common_handle_option): Handle OPT_fplugin_ and
12049 2009-04-14 Le-Chun Wu <lcwu@google.com>
12051 * tree-pass.h (register_one_dump_file): Add a prototype for
12052 register_one_dump_file.
12053 * toplev.c (compile_file): Call initialize_plugins.
12054 (do_compile): Call invoke_plugin_callbacks.
12055 (toplev_main): Call invoke_plugin_callbacks.
12056 * common.opt: Add -fplugin= and -fplugin-arg-.
12057 * gcc-plugin.h: New public header file for plugins to include.
12058 * plugin.c: New source file.
12059 * plugin.h: New internal header file.
12060 * passes.c (register_one_dump_file): Make it external.
12062 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
12064 2009-04-14 Diego Novillo <dnovillo@google.com>
12066 * doc/plugins.texi: New.
12067 * doc/gccint.texi: Add reference to Plugins chapter.
12068 * doc/invoke.texi: Document -fplugin and -fplugin-arg
12069 * diagnostic.c (diagnostic_report_diagnostic): Warn about
12070 loaded plugins, if any.
12071 * timevar.def (TV_PLUGIN_INIT): Define.
12072 (TV_PLUGIN_RUN): Define.
12073 * plugin.c: Include timevar.h
12074 (plugins_active_p): New.
12075 (dump_active_plugins): New.
12076 (debug_active_plugins): New.
12078 2009-04-14 Joseph Myers <joseph@codesourcery.com>
12080 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
12082 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
12084 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
12086 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
12087 the same as a minus without a shift.
12089 2009-04-14 Nick Clifton <nickc@redhat.com>
12091 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
12092 comparisons with small integers will always produce a short
12095 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
12098 2008-12-19 Diego Novillo <dnovillo@google.com>
12100 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
12102 2009-04-14 Richard Guenther <rguenther@suse.de>
12104 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
12106 (verify_gimple_assign_binary): Likewise. Handle shifts and
12108 (verify_gimple_phi): Print the mismatched argument position.
12109 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
12111 (vect_update_init_of_dr): Likewise.
12112 * matrix-reorg.c (transform_access_sites): Do what the
12114 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
12116 2009-04-13 Michael Eager <eager@eagercon.com>
12118 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
12119 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
12120 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
12121 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
12122 remove duplicate config
12124 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12126 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
12127 file_name:line_number type locator of the call site.
12129 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
12131 * genautomata.c: Put blank after comma.
12132 (automaton_decls): New.
12133 (struct unit_usage): Add comments to member next.
12134 (store_alt_unit_usage): Keep the list ordered.
12135 (unit_present_on_list_p, equal_alternatives_p): New.
12136 (check_regexp_units_distribution): Check units distribution
12137 correctness correctly.
12138 (main): Don't write automata if error is found. Return correct
12141 * config/m68k/cf.md (cfv4_ds): Remove.
12142 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
12143 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
12145 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
12146 power4-load-ext, power4-store, power4-store-update,
12147 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
12148 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
12149 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
12150 power4-sqrt, power4-isync): Modify reservation to make correct
12151 unit distribution to automata.
12153 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
12154 power5-store-update, power5-two, power5-three, power5-lmul,
12155 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
12157 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
12159 * except.c (pass_set_nothrow_function_flags): Set name and add
12161 (set_nothrow_function_flags): Mention in the dump file when
12162 changing a function to nothrow.
12164 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
12167 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
12168 instead of unsigned long.
12170 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12172 * config/arm/arm.c (return_used_this_function): Remove.
12173 (arm_output_function_prologue): Remove use of
12174 return_used_this_function.
12175 (output_return_instruction): Replace use of
12176 return_used_this_function
12177 by cfun->machine->return_used_this_function.
12178 (arm_output_epilogue): Likewise.
12179 (arm_output_function_epilogue): Likewise.
12180 (thumb_unexpanded_epilogue): Likewise.
12181 * config/arm/arm.h (struct machine_function):
12182 New member return_used_this_function.
12184 2009-04-12 Mark Mitchell <mark@codesourcery.com>
12186 * doc/install.texi: Correct description of default directory for
12187 --with-gxx-include-dir.
12189 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
12191 * fold-const.c (build_range_check): Properly deal with enumeral and
12192 boolean base types.
12194 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
12196 * doc/invoke.texi (max_gcse_passes): Remove documentation.
12197 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
12198 * params.h (MAX_GCSE_PASSES): Remove.
12199 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
12200 in sequence. Remove ability to run multiple passes.
12201 (bypass_jumps): Report run as third CPROP pass.
12203 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
12205 PR middle-end/39651
12206 * except.c (can_throw_external): Look at each insn in a SEQUENCE
12207 when deciding whether the whole SEQUENCE can throw.
12209 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
12212 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
12213 offseted label references.
12215 2009-04-11 Jan Hubicka <jh@suse.cz>
12217 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
12219 2009-04-11 Richard Guenther <rguenther@suse.de>
12221 PR middle-end/39732
12222 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
12223 return variables as TREE_ADDRESSABLE.
12225 2009-04-11 Richard Guenther <rguenther@suse.de>
12227 PR tree-optimization/39713
12228 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
12229 reference trees have SSA_NAME operands.
12231 2009-04-11 Richard Guenther <rguenther@suse.de>
12234 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
12235 address expressions.
12237 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
12239 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
12240 match changes in Cygwin 1.7
12241 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
12242 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
12244 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
12246 PR tree-optimization/39701
12247 * doc/invoke.texi (Optimization Options): Document change in
12248 meaning and initialization of -fdelete-null-pointer-checks.
12250 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
12252 PR middle-end/39701
12253 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
12255 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
12258 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
12260 2009-04-10 Chao-ying Fu <fu@mips.com>
12262 * doc/tm.texi (Instruction Output): Document
12263 TARGET_ASM_FINAL_POSTSCAN_INSN.
12264 * target.h (final_postscan_insn): New field in asm_out.
12265 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
12266 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
12267 * final.c (final_scan_insn): Call
12268 targetm.asm_out.final_postscan_insn after outputting
12269 an asm macro and a normal instruction.
12271 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
12272 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
12273 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
12274 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
12275 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
12277 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
12279 PR middle-end/39701
12280 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
12281 variables as non-NULL even with -fdelete-null-pointer-checks.
12283 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
12285 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
12287 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
12290 * config/i386/i386.c (classify_argument): Handle SCmode with
12291 (bit_offset % 64) != 0.
12293 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
12295 * doc/invoke.texi (Optimize Options): Add cross-reference to
12296 -Q --help=optimizers examples.
12298 2009-04-10 Ben Elliston <bje@au.ibm.com>
12301 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
12302 regalign for the reg == fpr and TDmode case.
12304 2009-04-09 David Ayers <ayers@fsfe.org>
12307 * objc/objc-act.c (warn_with_method): Remove helper function.
12308 (check_duplicates): Call warning and inform directly.
12309 (really_start_method): Likewise.
12311 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
12313 * expmed.c (expand_divmod): Always use a comparison for a division
12314 by a large unsigned integer.
12316 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
12317 for things others than variables or functions as nonzero.
12319 2009-04-09 Nick Clifton <nickc@redhat.com>
12321 * unwind-compat.c: Change copyright header to refer to version
12322 3 of the GNU General Public License with version 3.1 of the
12323 GCC Runtime Library Exception and to point readers at the
12324 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
12325 * config/alpha/crtfastmath.c: Likewise.
12326 * config/alpha/linux-unwind.h: Likewise.
12327 * config/alpha/qrnnd.asm: Likewise.
12328 * config/alpha/vms-crt0-64.c: Likewise.
12329 * config/alpha/vms-crt0.c: Likewise.
12330 * config/alpha/vms-dwarf2.asm: Likewise.
12331 * config/alpha/vms-dwarf2eh.asm: Likewise.
12332 * config/alpha/vms-psxcrt0-64.c: Likewise.
12333 * config/alpha/vms-psxcrt0.c: Likewise.
12334 * config/alpha/vms_tramp.asm: Likewise.
12335 * config/arc/initfini.c: Likewise.
12336 * config/arc/lib1funcs.asm: Likewise.
12337 * config/arm/bpabi-v6m.S: Likewise.
12338 * config/arm/bpabi.S: Likewise.
12339 * config/arm/bpabi.c: Likewise.
12340 * config/arm/crti.asm: Likewise.
12341 * config/arm/crtn.asm: Likewise.
12342 * config/arm/ieee754-df.S: Likewise.
12343 * config/arm/ieee754-sf.S: Likewise.
12344 * config/arm/lib1funcs.asm: Likewise.
12345 * config/arm/libunwind.S: Likewise.
12346 * config/arm/linux-atomic.c: Likewise.
12347 * config/arm/mmintrin.h: Likewise.
12348 * config/arm/pr-support.c: Likewise.
12349 * config/arm/unaligned-funcs.c: Likewise.
12350 * config/arm/unwind-arm.c: Likewise.
12351 * config/arm/unwind-arm.h: Likewise.
12352 * config/avr/libgcc.S: Likewise.
12353 * config/bfin/crti.s: Likewise.
12354 * config/bfin/crtlibid.s: Likewise.
12355 * config/bfin/crtn.s: Likewise.
12356 * config/bfin/lib1funcs.asm: Likewise.
12357 * config/bfin/linux-unwind.h: Likewise.
12358 * config/cris/arit.c: Likewise.
12359 * config/cris/cris_abi_symbol.c: Likewise.
12360 * config/darwin-64.c: Likewise.
12361 * config/darwin-crt2.c: Likewise.
12362 * config/darwin-crt3.c: Likewise.
12363 * config/darwin.h: Likewise.
12364 * config/dbxelf.h: Likewise.
12365 * config/dfp-bit.c: Likewise.
12366 * config/dfp-bit.h: Likewise.
12367 * config/elfos.h: Likewise.
12368 * config/fixed-bit.c: Likewise.
12369 * config/fixed-bit.h: Likewise.
12370 * config/fp-bit.c: Likewise.
12371 * config/fp-bit.h: Likewise.
12372 * config/fr30/crti.asm: Likewise.
12373 * config/fr30/crtn.asm: Likewise.
12374 * config/fr30/lib1funcs.asm: Likewise.
12375 * config/freebsd-spec.h: Likewise.
12376 * config/frv/cmovd.c: Likewise.
12377 * config/frv/cmovh.c: Likewise.
12378 * config/frv/cmovw.c: Likewise.
12379 * config/frv/frvbegin.c: Likewise.
12380 * config/frv/frvend.c: Likewise.
12381 * config/frv/lib1funcs.asm: Likewise.
12382 * config/glibc-stdint.h: Likewise.
12383 * config/h8300/clzhi2.c: Likewise.
12384 * config/h8300/crti.asm: Likewise.
12385 * config/h8300/crtn.asm: Likewise.
12386 * config/h8300/ctzhi2.c: Likewise.
12387 * config/h8300/fixunssfsi.c: Likewise.
12388 * config/h8300/lib1funcs.asm: Likewise.
12389 * config/h8300/parityhi2.c: Likewise.
12390 * config/h8300/popcounthi2.c: Likewise.
12391 * config/i386/ammintrin.h: Likewise.
12392 * config/i386/att.h: Likewise.
12393 * config/i386/avxintrin.h: Likewise.
12394 * config/i386/biarch64.h: Likewise.
12395 * config/i386/bmmintrin.h: Likewise.
12396 * config/i386/cpuid.h: Likewise.
12397 * config/i386/cross-stdarg.h: Likewise.
12398 * config/i386/crtfastmath.c: Likewise.
12399 * config/i386/crtprec.c: Likewise.
12400 * config/i386/cygming-crtbegin.c: Likewise.
12401 * config/i386/cygming-crtend.c: Likewise.
12402 * config/i386/cygwin.asm: Likewise.
12403 * config/i386/emmintrin.h: Likewise.
12404 * config/i386/gmm_malloc.h: Likewise.
12405 * config/i386/gthr-win32.c: Likewise.
12406 * config/i386/i386.h: Likewise.
12407 * config/i386/immintrin.h: Likewise.
12408 * config/i386/linux-unwind.h: Likewise.
12409 * config/i386/linux64.h: Likewise.
12410 * config/i386/mm3dnow.h: Likewise.
12411 * config/i386/mmintrin-common.h: Likewise.
12412 * config/i386/mmintrin.h: Likewise.
12413 * config/i386/nmmintrin.h: Likewise.
12414 * config/i386/pmm_malloc.h: Likewise.
12415 * config/i386/pmmintrin.h: Likewise.
12416 * config/i386/smmintrin.h: Likewise.
12417 * config/i386/sol2-c1.asm: Likewise.
12418 * config/i386/sol2-ci.asm: Likewise.
12419 * config/i386/sol2-cn.asm: Likewise.
12420 * config/i386/sol2-gc1.asm: Likewise.
12421 * config/i386/tmmintrin.h: Likewise.
12422 * config/i386/unix.h: Likewise.
12423 * config/i386/w32-unwind.h: Likewise.
12424 * config/i386/wmmintrin.h: Likewise.
12425 * config/i386/x86-64.h: Likewise.
12426 * config/i386/x86intrin.h: Likewise.
12427 * config/i386/xmmintrin.h: Likewise.
12428 * config/ia64/crtbegin.asm: Likewise.
12429 * config/ia64/crtend.asm: Likewise.
12430 * config/ia64/crtfastmath.c: Likewise.
12431 * config/ia64/crti.asm: Likewise.
12432 * config/ia64/crtn.asm: Likewise.
12433 * config/ia64/fde-glibc.c: Likewise.
12434 * config/ia64/lib1funcs.asm: Likewise.
12435 * config/ia64/linux-unwind.h: Likewise.
12436 * config/ia64/quadlib.c: Likewise.
12437 * config/ia64/unwind-ia64.c: Likewise.
12438 * config/linux.h: Likewise.
12439 * config/m32c/m32c-lib1.S: Likewise.
12440 * config/m32c/m32c-lib2-trapv.c: Likewise.
12441 * config/m32c/m32c-lib2.c: Likewise.
12442 * config/m32r/initfini.c: Likewise.
12443 * config/m68hc11/larith.asm: Likewise.
12444 * config/m68hc11/m68hc11-crt0.S: Likewise.
12445 * config/m68k/cf.md: Likewise.
12446 * config/m68k/crti.s: Likewise.
12447 * config/m68k/crtn.s: Likewise.
12448 * config/m68k/lb1sf68.asm: Likewise.
12449 * config/m68k/linux-unwind.h: Likewise.
12450 * config/mcore/crti.asm: Likewise.
12451 * config/mcore/crtn.asm: Likewise.
12452 * config/mcore/lib1.asm: Likewise.
12453 * config/mips/linux-unwind.h: Likewise.
12454 * config/mips/loongson.h: Likewise.
12455 * config/mips/mips16.S: Likewise.
12456 * config/mmix/crti.asm: Likewise.
12457 * config/mmix/crtn.asm: Likewise.
12458 * config/pa/fptr.c: Likewise.
12459 * config/pa/hpux-unwind.h: Likewise.
12460 * config/pa/lib2funcs.asm: Likewise.
12461 * config/pa/linux-atomic.c: Likewise.
12462 * config/pa/linux-unwind.h: Likewise.
12463 * config/pa/milli64.S: Likewise.
12464 * config/pa/quadlib.c: Likewise.
12465 * config/pa/stublib.c: Likewise.
12466 * config/picochip/libgccExtras/adddi3.asm: Likewise.
12467 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
12468 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
12469 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
12470 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
12471 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
12472 * config/picochip/libgccExtras/divmod15.asm: Likewise.
12473 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
12474 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
12475 * config/picochip/libgccExtras/longjmp.asm: Likewise.
12476 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
12477 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
12478 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
12479 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
12480 * config/picochip/libgccExtras/setjmp.asm: Likewise.
12481 * config/picochip/libgccExtras/subdi3.asm: Likewise.
12482 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
12483 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
12484 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
12485 * config/rs6000/750cl.h: Likewise.
12486 * config/rs6000/altivec.h: Likewise.
12487 * config/rs6000/biarch64.h: Likewise.
12488 * config/rs6000/crtresfpr.asm: Likewise.
12489 * config/rs6000/crtresgpr.asm: Likewise.
12490 * config/rs6000/crtresxfpr.asm: Likewise.
12491 * config/rs6000/crtresxgpr.asm: Likewise.
12492 * config/rs6000/crtsavfpr.asm: Likewise.
12493 * config/rs6000/crtsavgpr.asm: Likewise.
12494 * config/rs6000/darwin-asm.h: Likewise.
12495 * config/rs6000/darwin-fallback.c: Likewise.
12496 * config/rs6000/darwin-fpsave.asm: Likewise.
12497 * config/rs6000/darwin-ldouble.c: Likewise.
12498 * config/rs6000/darwin-tramp.asm: Likewise.
12499 * config/rs6000/darwin-unwind.h: Likewise.
12500 * config/rs6000/darwin-vecsave.asm: Likewise.
12501 * config/rs6000/darwin-world.asm: Likewise.
12502 * config/rs6000/e500crtres32gpr.asm: Likewise.
12503 * config/rs6000/e500crtres64gpr.asm: Likewise.
12504 * config/rs6000/e500crtres64gprctr.asm: Likewise.
12505 * config/rs6000/e500crtrest32gpr.asm: Likewise.
12506 * config/rs6000/e500crtrest64gpr.asm: Likewise.
12507 * config/rs6000/e500crtresx32gpr.asm: Likewise.
12508 * config/rs6000/e500crtresx64gpr.asm: Likewise.
12509 * config/rs6000/e500crtsav32gpr.asm: Likewise.
12510 * config/rs6000/e500crtsav64gpr.asm: Likewise.
12511 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
12512 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
12513 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
12514 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
12515 * config/rs6000/eabi-ci.asm: Likewise.
12516 * config/rs6000/eabi-cn.asm: Likewise.
12517 * config/rs6000/eabi.asm: Likewise.
12518 * config/rs6000/linux-unwind.h: Likewise.
12519 * config/rs6000/linux64.h: Likewise.
12520 * config/rs6000/paired.h: Likewise.
12521 * config/rs6000/paired.md: Likewise.
12522 * config/rs6000/ppc64-fp.c: Likewise.
12523 * config/rs6000/ppu_intrinsics.h: Likewise.
12524 * config/rs6000/rs6000.h: Likewise.
12525 * config/rs6000/si2vmx.h: Likewise.
12526 * config/rs6000/sol-ci.asm: Likewise.
12527 * config/rs6000/sol-cn.asm: Likewise.
12528 * config/rs6000/spe.h: Likewise.
12529 * config/rs6000/spu2vmx.h: Likewise.
12530 * config/rs6000/sysv4.h: Likewise.
12531 * config/rs6000/tramp.asm: Likewise.
12532 * config/rs6000/vec_types.h: Likewise.
12533 * config/s390/linux-unwind.h: Likewise.
12534 * config/s390/tpf-unwind.h: Likewise.
12535 * config/score/crti.asm: Likewise.
12536 * config/score/crtn.asm: Likewise.
12537 * config/sh/crt1.asm: Likewise.
12538 * config/sh/crti.asm: Likewise.
12539 * config/sh/crtn.asm: Likewise.
12540 * config/sh/divtab-sh4-300.c: Likewise.
12541 * config/sh/divtab-sh4.c: Likewise.
12542 * config/sh/divtab.c: Likewise.
12543 * config/sh/lib1funcs-4-300.asm: Likewise.
12544 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
12545 * config/sh/lib1funcs.asm: Likewise.
12546 * config/sh/lib1funcs.h: Likewise.
12547 * config/sh/linux-atomic.asm: Likewise.
12548 * config/sh/linux-unwind.h: Likewise.
12549 * config/sh/shmedia.h: Likewise.
12550 * config/sh/sshmedia.h: Likewise.
12551 * config/sh/ushmedia.h: Likewise.
12552 * config/sparc/crtfastmath.c: Likewise.
12553 * config/sparc/linux-unwind.h: Likewise.
12554 * config/sparc/sol2-c1.asm: Likewise.
12555 * config/sparc/sol2-ci.asm: Likewise.
12556 * config/sparc/sol2-cn.asm: Likewise.
12557 * config/spu/divmodti4.c: Likewise.
12558 * config/spu/divv2df3.c: Likewise.
12559 * config/spu/float_disf.c: Likewise.
12560 * config/spu/float_unsdidf.c: Likewise.
12561 * config/spu/float_unsdisf.c: Likewise.
12562 * config/spu/float_unssidf.c: Likewise.
12563 * config/spu/mfc_multi_tag_release.c: Likewise.
12564 * config/spu/mfc_multi_tag_reserve.c: Likewise.
12565 * config/spu/mfc_tag_release.c: Likewise.
12566 * config/spu/mfc_tag_reserve.c: Likewise.
12567 * config/spu/mfc_tag_table.c: Likewise.
12568 * config/spu/multi3.c: Likewise.
12569 * config/spu/spu_internals.h: Likewise.
12570 * config/spu/spu_intrinsics.h: Likewise.
12571 * config/spu/spu_mfcio.h: Likewise.
12572 * config/spu/vec_types.h: Likewise.
12573 * config/spu/vmx2spu.h: Likewise.
12574 * config/stormy16/stormy16-lib2.c: Likewise.
12575 * config/svr4.h: Likewise.
12576 * config/sync.c: Likewise.
12577 * config/v850/lib1funcs.asm: Likewise.
12578 * config/vxlib-tls.c: Likewise.
12579 * config/vxlib.c: Likewise.
12580 * config/vxworks-dummy.h: Likewise.
12581 * config/xtensa/crti.asm: Likewise.
12582 * config/xtensa/crtn.asm: Likewise.
12583 * config/xtensa/ieee754-df.S: Likewise.
12584 * config/xtensa/ieee754-sf.S: Likewise.
12585 * config/xtensa/lib1funcs.asm: Likewise.
12586 * config/xtensa/lib2funcs.S: Likewise.
12587 * config/xtensa/linux-unwind.h: Likewise.
12588 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
12589 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
12590 * coretypes.h: Likewise.
12591 * crtstuff.c: Likewise.
12592 * defaults.h: Likewise.
12593 * dwarf2.h: Likewise.
12594 * emutls.c: Likewise.
12595 * gbl-ctors.h: Likewise.
12596 * gcov-io.h: Likewise.
12597 * ginclude/float.h: Likewise.
12598 * ginclude/iso646.h: Likewise.
12599 * ginclude/stdarg.h: Likewise.
12600 * ginclude/stdbool.h: Likewise.
12601 * ginclude/stddef.h: Likewise.
12602 * ginclude/stdfix.h: Likewise.
12603 * ginclude/stdint-gcc.h: Likewise.
12604 * ginclude/tgmath.h: Likewise.
12605 * gthr-aix.h: Likewise.
12606 * gthr-dce.h: Likewise.
12607 * gthr-gnat.c: Likewise.
12608 * gthr-gnat.h: Likewise.
12609 * gthr-lynx.h: Likewise.
12610 * gthr-mipssde.h: Likewise.
12611 * gthr-nks.h: Likewise.
12612 * gthr-posix.c: Likewise.
12613 * gthr-posix.h: Likewise.
12614 * gthr-posix95.h: Likewise.
12615 * gthr-rtems.h: Likewise.
12616 * gthr-single.h: Likewise.
12617 * gthr-solaris.h: Likewise.
12618 * gthr-tpf.h: Likewise.
12619 * gthr-vxworks.h: Likewise.
12620 * gthr-win32.h: Likewise.
12621 * gthr.h: Likewise.
12622 * libgcc2.c: Likewise.
12623 * libgcc2.h: Likewise.
12624 * libgcov.c: Likewise.
12625 * tsystem.h: Likewise.
12626 * typeclass.h: Likewise.
12627 * unwind-c.c: Likewise.
12628 * unwind-compat.h: Likewise.
12629 * unwind-dw2-fde-compat.c: Likewise.
12630 * unwind-dw2-fde-darwin.c: Likewise.
12631 * unwind-dw2-fde-glibc.c: Likewise.
12632 * unwind-dw2-fde.c: Likewise.
12633 * unwind-dw2-fde.h: Likewise.
12634 * unwind-dw2.c: Likewise.
12635 * unwind-dw2.h: Likewise.
12636 * unwind-generic.h: Likewise.
12637 * unwind-pe.h: Likewise.
12638 * unwind-sjlj.c: Likewise.
12639 * unwind.inc: Likewise.
12640 * config/arm/neon-gen.ml: Change generated copyright header to
12641 refer to version 3 of the GNU General Public License with
12642 version 3.1 of the GCC Runtime Library Exception and to point
12643 readers at the COPYING3 and COPYING3.RUNTIME files and the
12644 FSF's license web page.
12645 * config/arm/arm_neon.h: Regenerate.
12647 2009-04-09 Jakub Jelinek <jakub@redhat.com>
12649 * config/cris/cris.md: Change copyright header to refer to version
12650 3 of the GNU General Public License.
12651 * doc/install.texi2html: Change copyright header to refer to version
12652 3 of the GNU General Public License and to point readers at the
12653 COPYING3 file and the FSF's license web page.
12654 * config/vax/linux.h: Likewise.
12656 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
12658 * config/i386/i386.md (cmpcc): New.
12659 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
12660 (sync_compare_and_swap_cc*): Delete.
12662 * config/s390/s390.c (s390_compare_emitted): Remove.
12663 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
12664 s390_compare_emitted used to be handled. Assert that modes match.
12665 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
12666 refer to sync_compare_and_swap_ccsi.
12667 * config/s390/s390.h (s390_compare_emitted): Remove.
12668 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
12669 instead of s390_compare_emitted.
12670 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
12671 instead of s390_compare_emitted.
12672 * config/s390/s390.md (cmpcc): New.
12673 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
12674 CC_REGNUM, do not pretend it's set.
12675 (sync_compare_and_swap_cc*): Delete.
12676 * config/s390/predicates.md (cc_reg_operand): New.
12678 * expr.c (sync_compare_and_swap_cc): Delete.
12679 * optabs.h (sync_compare_and_swap_cc): Delete.
12680 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
12681 is being used with can_compare_p.
12682 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
12683 (find_cc_set): New.
12684 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
12685 look for a MODE_CC set instead. Use emit_store_flag.
12686 (expand_compare_and_swap_loop): Likewise, with some additional
12687 complication to avoid a force_reg when useless. Use
12688 emit_cmp_and_jump_insns.
12689 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
12690 * doc/md.texi (sync_compare_and_swap_cc): Merge with
12691 sync_compare_and_swap documentation.
12693 2009-04-09 Jan Hubicka <jh@suse.cz>
12695 * except.c (find_prev_try): Break out from ....
12696 (duplicate_eh_regions): ... here; properly update prev_try pointers
12697 when duplication part of tree.
12698 (dump_eh_tree): Improve dumping.
12699 (verify_eh_region): New.
12700 (verify_eh_tree): Use it.
12702 2009-04-06 Richard Guenther <rguenther@suse.de>
12704 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
12705 &ARRAY addresses by adjusting their types and prepending
12707 * tree-cfg.c (verify_gimple_assign_single): Verify that
12708 addresses are correct.
12710 2009-04-09 Richard Guenther <rguenther@suse.de>
12712 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
12713 indices into an array reference if possible.
12714 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
12715 Fold POINTER_PLUS_EXPR statements with invariant address.
12717 2009-04-09 Alan Modra <amodra@bigpond.net.au>
12720 * config.gcc (powerpc64-*-linux*): Always build biarch.
12722 2009-04-09 Joseph Myers <joseph@codesourcery.com>
12725 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
12726 it and pedwarn if this results in an INTEGER_CST.
12728 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12730 * doc/install.texi: Update minimum GMP version. Remove obsolete
12731 text in MPFR section.
12733 2009-04-08 Jakub Jelinek <jakub@redhat.com>
12735 * dwarf2out.c (class_scope_p): New static inline.
12736 (class_or_namespace_scope_p): Use it.
12737 (gen_variable_die): Use DW_TAG_member tag for static data member
12738 declarations instead of DW_TAG_variable.
12740 PR middle-end/39573
12741 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
12744 2009-04-08 Richard Guenther <rguenther@suse.de>
12746 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
12747 valueize random data.
12749 2009-04-08 David Edelsohn <edelsohn@gnu.org>
12751 * config.gcc (aix tm_file): Add aix-stdint.h.
12752 (aix tm clause use_gcc_stdint): Set to wrap.
12753 * config/rs6000/aix-stdint.h: New file.
12755 2009-04-08 Richard Guenther <rguenther@suse.de>
12757 PR middle-end/36291
12758 * tree-dfa.c (add_referenced_var): Do not recurse into
12759 global initializers.
12760 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
12762 (fold_const_aggregate_ref): Likewise.
12764 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
12766 * recog.c (ordered_comparison_operator): New.
12767 * gensupport.c (std_preds): Add it.
12768 * doc/md.texi (Machine-Independent Predicates): Document it.
12770 2009-04-08 Jan Hubicka <jh@suse.cz>
12772 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
12773 * function.h (rtl_eh): Remove exception_handler_label_map.
12774 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
12775 remove_exception_handler_label, for_each_eh_label_1): Remove.
12776 (rtl_remove_unreachable_regions): Remove.
12777 (convert_from_eh_region_ranges): Do not remove unreachable regions.
12778 (find_exception_handler_labels): Don't build the hashtable.
12779 (maybe_remove_eh_handler): Remove.
12780 (for_each_eh_label): Rewrite to walk the tree.
12781 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
12782 * except.h (maybe_remove_eh_handler): Remove.
12783 * passes.c (init_optimization_passes): Schedule second EH cleanup
12785 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
12786 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
12788 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
12790 * genoutput.c (validate_optab_operands): New.
12791 (gen_insn, gen_expand): Call it.
12793 * genflags.c (gen_insn): Detect misused iterators.
12794 (main): Pass line_no to gen_insn, exit with status 1 on error.
12796 * genextract.c (line_no): Make global.
12797 (VEC_safe_set_locstr): Change assertion to error message.
12798 (main): Exit with status 1 on error.
12800 2009-04-08 Joseph Myers <joseph@codesourcery.com>
12804 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
12805 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
12806 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
12807 * c-convert.c (convert): Do not call fold on results of conversion
12808 functions when the result is a C_MAYBE_CONST_EXPR.
12809 * c-parser.c (c_parser_postfix_expression): Do not fold condition
12810 of __builtin_choose_expr.
12811 * c-typeck.c (remove_c_maybe_const_expr): New.
12812 (build_unary_op, build_conditional_expr, build_compound_expr,
12813 build_binary_op, c_objc_common_truthvalue_conversion): Call
12814 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
12817 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
12819 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
12820 CODE to produce a new one. Add a prototype to use fold_convert_const
12822 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
12825 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
12826 mix declarations and code.
12828 2009-04-08 Ben Elliston <bje@au.ibm.com>
12830 * gcc.c: Replace `CC' with `GCC' throughout.
12832 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
12834 * doc/invoke.texi: Document Atom support.
12836 2009-04-07 Jason Merrill <jason@redhat.com>
12839 * c-common.h, c-common.c: Add flag_pretty_templates.
12840 * c-opts.c (c_common_handle_option): Set it.
12841 * c.opt: Add -fno-pretty-templates.
12842 * doc/invoke.texi (C++ Dialect Options): Likewise.
12844 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
12846 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
12847 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
12848 (ia64_expand_builtin): Likewise.
12850 2009-04-07 Martin Jambor <mjambor@suse.cz>
12852 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
12853 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
12854 ADDR_EXPRS are include too.
12856 2009-04-07 Richard Guenther <rguenther@suse.de>
12858 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
12859 decls are only used if passes as parameters or if they are
12860 local statics and the call is not to a builtin.
12861 (call_may_clobber_ref_p_1): Likewise.
12863 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
12865 * expr.c (do_store_flag): Remove last argument. Simplify code
12866 to avoid duplication of tests already done by can_compare_p.
12867 (expand_expr_real_1): Adjust caller.
12869 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
12871 * optabs.c (can_compare_p): Test the predicate of a
12872 cbranch and cstore pattern.
12874 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
12876 * expr.c (convert_move): Use emit_store_flag instead of
12879 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
12881 * config/i386/i386.c (ix86_compare_emitted): Remove.
12882 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
12883 ix86_compare_op0 like ix86_compare_emitted used to be handled.
12884 * config/i386/i386.h (ix86_compare_emitted): Remove.
12885 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
12886 instead of ix86_compare_emitted.
12887 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
12889 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
12891 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
12892 Add t-sysroot-suffix to tmake_file.
12893 * config/print-sysroot-suffix.sh: New file.
12894 * config/t-sysroot-suffix: New file.
12896 2009-04-07 Ben Elliston <bje@au.ibm.com>
12898 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
12899 as the latter produces a warning when the target does not support
12902 2009-04-07 Ben Elliston <bje@au.ibm.com>
12904 * dfp.c: Replace type punning assignments with memcpy throughout.
12905 * Makefile.in (dfp.o-warn): Remove.
12907 2009-04-07 Alan Modra <amodra@bigpond.net.au>
12910 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
12911 Include soft-fp/t-softfp after rs6000/t-linux64.
12913 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
12915 * stor-layout.c (set_sizetype): Use the full precision of their
12916 machine mode for bitsize types.
12918 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
12920 * config/i386/i386.md: Revert 2 accidental checkins.
12922 2009-04-06 Joey Ye <joey.ye@intel.com>
12923 Xuepeng Guo <xuepeng.guo@intel.com>
12924 H.J. Lu <hongjiu.lu@intel.com>
12926 Atom pipeline model, tuning and insn selection.
12927 * config.gcc (atom): Add atom config options and target.
12929 * config/i386/atom.md: New.
12931 * config/i386/i386.c (atom_cost): New cost.
12932 (m_ATOM): New macro flag.
12933 (initial_ix86_tune_features): Set m_ATOM.
12934 (x86_accumulate_outgoing_args): Likewise.
12935 (x86_arch_always_fancy_math_387): Likewise.
12936 (processor_target): Add Atom cost.
12937 (cpu_names): Add Atom cpu name.
12938 (override_options): Set Atom ISA.
12939 (ix86_issue_rate): New case PROCESSOR_ATOM.
12940 (ix86_adjust_cost): Likewise.
12942 * config/i386/i386.h (TARGET_ATOM): New target macro.
12943 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
12944 (TARGET_OPT_AGU): New target option.
12945 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
12946 (processor_type): Add PROCESSOR_ATOM.
12948 * config/i386/i386.md (cpu): Add new value "atom".
12949 (use_carry, movu): New attr.
12950 (atom.md): Include atom.md.
12951 (adddi3_carry_rex64): Set attr "use_carry".
12952 (addqi3_carry): Likewise.
12953 (addhi3_carry): Likewise.
12954 (addsi3_carry): Likewise.
12955 (*addsi3_carry_zext): Likewise.
12956 (subdi3_carry_rex64): Likewise.
12957 (subqi3_carry): Likewise.
12958 (subhi3_carry): Likewise.
12959 (subsi3_carry): Likewise.
12960 (x86_movdicc_0_m1_rex64): Likewise.
12961 (*x86_movdicc_0_m1_se): Likewise.
12962 (x86_movsicc_0_m1): Likewise.
12963 (*x86_movsicc_0_m1_se): Likewise.
12964 (*adddi_1_rex64): Emit add insn as much as possible.
12965 (*addsi_1): Likewise.
12966 (return_internal): Set atom_unit.
12967 (return_internal_long): Likewise.
12968 (return_pop_internal): Likewise.
12969 (*rcpsf2_sse): Set atom_sse_attr attr.
12970 (*qrt<mode>2_sse): Likewise.
12971 (*prefetch_sse): Likewise.
12973 * config/i386/i386-c.c (ix86_target_macros_internal): New case
12975 (ix86_target_macros_internal): Likewise.
12977 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
12978 (*prefetch_sse_rex): Likewise.
12979 (sse_rcpv4sf2): Likewise.
12980 (sse_vmrcpv4sf2): Likewise.
12981 (sse_sqrtv4sf2): Likewise.
12982 (<sse>_vmsqrt<mode>2): Likewise.
12983 (sse_ldmxcsr): Likewise.
12984 (sse_stmxcsr): Likewise.
12985 (*sse_sfence): Likewise.
12986 (sse2_clflush): Likewise.
12987 (*sse2_mfence): Likewise.
12988 (*sse2_lfence): Likewise.
12989 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
12990 (<sse>_movup<ssemodesuffixf2c>): Likewise.
12991 (avx_movdqu<avxmodesuffix>): Likewise.
12992 (avx_lddqu<avxmodesuffix>): Likewise.
12993 (sse2_movntv2di): Change attr "type" to "ssemov".
12994 (sse2_movntsi): Likewise.
12995 (rsqrtv8sf2): Change attr "type" to "sseadd".
12996 (sse3_addsubv2df3): Set attr "atom_unit".
12997 (sse3_h<plusminus_insn>v4sf3): Likewise.
12998 (*sse2_pmaddwd): Likewise.
12999 (*vec_extractv2di_1_rex64): Likewise.
13000 (*vec_extractv2di_1_avx): Likewise.
13001 (sse2_psadbw): Likewise.
13002 (ssse3_phaddwv8hi3): Likewise.
13003 (ssse3_phaddwv4hi3): Likewise.
13004 (ssse3_phadddv4si3): Likewise.
13005 (ssse3_phadddv2si3): Likewise.
13006 (ssse3_phaddswv8hi3): Likewise.
13007 (ssse3_phaddswv4hi3): Likewise.
13008 (ssse3_phsubwv8hi3): Likewise.
13009 (ssse3_phsubwv4hi3): Likewise.
13010 (ssse3_phsubdv4si3): Likewise.
13011 (ssse3_phsubdv2si3): Likewise.
13012 (ssse3_phsubswv8hi3): Likewise.
13013 (ssse3_phsubswv4hi3): Likewise.
13014 (ssse3_pmaddubsw128): Likewise.
13015 (sse3_pmaddubsw: Likewise.
13016 (ssse3_palignrti): Likewise.
13017 (ssse3_palignrdi): Likewise.
13019 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
13021 * doc/install.texi (Specific): Fix two cross-references to MinGW.
13023 2009-04-06 Richard Guenther <rguenther@suse.de>
13025 PR tree-optimization/28868
13026 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
13027 of which PHI results we inserted.
13028 (insert_into_preds_of_block): Record inserted PHIs.
13029 (eliminate): Eliminate redundant PHI nodes.
13030 (init_pre): Init inserted_phi_names.
13032 2009-04-06 Richard Guenther <rguenther@suse.de>
13034 PR tree-optimization/39643
13035 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
13036 IMAGPART_EXPRs of complex constants.
13037 (execute_fold_all_builtins): If we folded a call queue
13038 TODO_update_address_taken.
13040 2009-04-06 Jan Hubicka <jh@suse.cz>
13042 PR middle-end/39659
13043 * except.c (remove_unreachable_regions): Propagate may_contain_throw
13046 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
13048 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
13050 (ic_invalidate_array): Likewise.
13052 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
13054 * calls.c (emit_library_call_value_1): Fix a problem with parameter
13055 alignment for library calls.
13057 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
13059 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
13060 (mingw32 tm clause use_gcc_stdint): Set to wrap.
13061 * config/i386/mingw-stdint.h: New file.
13063 2009-04-05 Richard Guenther <rguenther@suse.de>
13065 PR tree-optimization/39648
13066 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
13067 our &A vs. &A[0] IL deficiencies.
13069 2009-04-04 Jan Hubicka <jh@suse.cz>
13071 * except.c (sjlj_find_directly_reachable_regions): Be ready for
13072 removed toplevel regions.
13073 (sjlj_mark_call_sites): Likewise.
13075 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
13077 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
13078 (cygwin tm clause use_gcc_stdint): Set to wrap.
13079 * config/i386/cygwin-stdint.h: New file.
13081 2009-04-04 Richard Guenther <rguenther@suse.de>
13083 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
13084 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
13085 single-argument PHIs if we are in loop-closed SSA form.
13086 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
13087 for the pre-condition.
13088 (slpeel_tree_peel_loop_to_edge): Likewise.
13089 (vect_build_loop_niters): Take an optional sequence to append stmts.
13090 (vect_generate_tmps_on_preheader): Likewise.
13091 (vect_do_peeling_for_loop_bound): Take extra guards for the
13093 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
13094 the cost model check.
13095 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
13096 guards if we are going to peel. Do not apply versioning in that case.
13097 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
13098 (vect_do_peeling_for_loop_bound): Likewise.
13099 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
13100 loop bound only record extra pre-conditions, do not apply loop
13103 2009-04-04 Richard Guenther <rguenther@suse.de>
13105 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
13108 2009-04-04 Jan Hubicka <jh@suse.cz>
13110 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
13111 last_basic_block for size of bb->index indexed array.
13112 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
13113 compute_out, link_btr_uses, build_btr_def_use_webs,
13114 build_btr_def_use_webs, migrate_btr_defs): Likewise.
13116 2009-04-04 Jan Hubicka <jh@suse.cz>
13118 * except.c (remove_eh_handler_and_replace): Break out from ...
13119 (remove_eh_handler): ... here.
13120 (bring_to_root): New function.
13121 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
13122 handled ones, bring others to root of tree.
13124 2009-04-04 Jan Hubicka <jh@suse.cz>
13126 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
13127 (all_phis_safe_to_merge): New function.
13128 (update_info): New structure.
13129 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
13130 (cleanup_empty_eh): Update SSA if possible.
13132 2009-04-04 Richard Guenther <rguenther@suse.de>
13134 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
13135 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
13136 (append_vuse): Likewise.
13138 2009-04-04 Jakub Jelinek <jakub@redhat.com>
13140 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
13141 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
13142 instead of REG_UNSAVED for DW_CFA_undefined.
13143 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
13144 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
13147 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
13150 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
13151 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
13152 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
13154 2009-04-04 Richard Guenther <rguenther@suse.de>
13156 PR tree-optimization/8781
13157 PR tree-optimization/37892
13158 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
13159 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
13160 (valueize_refs): Call it for *& valueizations.
13161 (shared_reference_ops_from_ref): Rename to ...
13162 (valueize_shared_reference_ops_from_ref): ... this and valueize.
13163 (shared_reference_ops_from_call): Rename to ...
13164 (valueize_shared_reference_ops_from_call): ... this and valueize.
13165 (vn_reference_lookup): Update.
13166 (visit_reference_op_call): Likewise.
13167 * tree-ssa-pre.c (phi_translate_1): Fold *&.
13168 (eliminate): Value-replace the call address in call statements.
13170 2009-04-04 Richard Guenther <rguenther@suse.de>
13172 PR tree-optimization/39636
13173 * tree-ssa-forwprop.c
13174 (forward_propagate_addr_into_variable_array_index): Check for
13175 GIMPLE_ASSIGN before accessing the rhs code.
13177 2009-04-03 Jason Merrill <jason@redhat.com>
13179 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
13181 2009-04-03 Steve Ellcey <sje@cup.hp.com>
13183 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
13184 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
13185 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
13186 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
13187 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
13188 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
13189 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
13190 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
13191 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
13192 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
13193 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
13194 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
13195 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
13196 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
13197 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
13198 Use fr_reg_or_fp01_operand instead of fr_register_operand
13200 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
13201 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
13202 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
13204 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
13206 PR rtl-optimization/39607
13207 PR rtl-optimization/39631
13211 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
13212 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
13213 instead of DF_LR_OUT.
13214 * ira-lives.c (process_bb_node_lives): Ditto.
13215 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
13216 instead of DF_LR_{OUT,IN}.
13217 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
13218 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
13220 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
13222 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
13223 (execute_lower_omp): Always run but take the short way out if -fopenmp
13225 (gate_lower_omp): Remove, forcing the pass manager to always run the
13226 pass and always set PROP_gimple_lomp.
13227 (pass_lower_omp): Remove gate function.
13228 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
13229 PROP_trees. Instead, require it.
13230 * ipa-cp.c (pass_ipa_cp): Likewise.
13231 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
13232 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
13233 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
13234 and PROP_gimple_leh.
13236 2009-04-03 Richard Guenther <rguenther@suse.de>
13238 PR middle-end/13146
13239 PR tree-optimization/23940
13240 PR tree-optimization/33237
13241 PR middle-end/33974
13242 PR middle-end/34093
13243 PR tree-optimization/36201
13244 PR tree-optimization/36230
13245 PR tree-optimization/38049
13246 PR tree-optimization/38207
13247 PR tree-optimization/38230
13248 PR tree-optimization/38301
13249 PR tree-optimization/38585
13250 PR middle-end/38895
13251 PR tree-optimization/38985
13252 PR tree-optimization/39299
13253 * tree-ssa-structalias.h: Remove.
13254 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
13255 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
13256 (struct vuse_element_d): Remove.
13257 (struct vuse_vec_d): Likewise.
13258 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
13259 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
13260 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
13261 VUSE_ELEMENT_VAR): Likewise.
13262 (struct voptype_d): Likewise.
13263 (NUM_VOP_FREE_BUCKETS): Likewise.
13264 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
13265 (struct stmt_operands_d): Remove.
13266 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
13267 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
13268 VDEF_NUM, VDEF_VECT): Likewise.
13269 (copy_virtual_operands): Remove.
13270 (operand_build_cmp): Likewise.
13271 (create_ssa_artificial_load_stmt): Likewise.
13272 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
13273 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
13274 vuse_index and mayuse_index members. Pack and move done and iter_type
13275 members to the front.
13276 (SSA_OP_VMAYUSE): Remove.
13277 (SSA_OP_VIRTUAL_USES): Adjust.
13278 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
13279 (unlink_stmt_vdef): Declare.
13280 (add_to_addressable_set): Remove.
13281 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
13282 (vrp_visit_stmt): Likewise.
13283 * doc/tree-ssa.texi (Alias analysis): Update.
13284 * doc/invoke.texi (max-aliased-vops): Remove docs.
13285 (avg-aliased-vops): Likewise.
13286 * tree-into-ssa.c (syms_to_rename): Remove.
13287 (need_to_update_vops_p): Likewise.
13288 (need_to_initialize_update_ssa_p): Rename to ...
13289 (update_ssa_initialized_fn): ... this. Track function we are
13291 (symbol_marked_for_renaming): Simplify.
13292 (add_new_name_mapping): Do not set need_to_update_vops_p.
13293 (dump_currdefs): Use SYMS_TO_RENAME.
13294 (rewrite_update_stmt): Always walk all uses/defs.
13295 (dump_update_ssa): Adjust.
13296 (init_update_ssa): Take function argument. Track what we are
13298 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
13299 (create_new_def_for): Initialize for cfun, assert we are initialized
13301 (mark_sym_for_renaming): Simplify.
13302 (mark_set_for_renaming): Do not initialize update-ssa.
13303 (need_ssa_update_p): Simplify. Take function argument.
13304 (name_mappings_registered_p): Assert we ask for the correct function.
13305 (name_registered_for_update_p): Likewise.
13306 (ssa_names_to_replace): Likewise.
13307 (release_ssa_name_after_update_ssa): Likewise.
13308 (update_ssa): Likewise. Use SYMS_TO_RENAME.
13309 (dump_decl_set): Do not print a newline.
13310 (debug_decl_set): Do it here.
13311 (dump_update_ssa): And here.
13312 * tree-ssa-loop-im.c (move_computations): Adjust.
13313 (movement_possibility): Likewise.
13314 (determine_max_movement): Likewise.
13315 (gather_mem_refs_stmt): Likewise.
13316 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
13317 or NAME_MEMORY_TAG.
13318 * tree-complex.c (update_all_vops): Remove.
13319 (expand_complex_move): Adjust.
13320 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
13321 Simplify test for memory referencing statement. Exclude
13322 non-invariant ADDR_EXPRs.
13323 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
13324 * tree-loop-distribution.c (generate_memset_zero): Adjust.
13325 (rdg_flag_uses): Likewise.
13326 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
13328 (tree_optimize_tail_calls_1): Also split the
13329 edge from the entry block if we have degenerate PHI nodes in
13330 the first basic block.
13331 * tree.c (init_ttree): Remove memory-tag related code.
13332 (tree_code_size): Likewise.
13333 (tree_node_structure): Likewise.
13334 (build7_stat): Re-write to be build6_stat.
13335 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
13336 (SSA_VAR_P): Adjust.
13337 (struct tree_memory_tag): Remove.
13338 (struct tree_memory_partition_tag): Likewise.
13339 (union tree_node): Adjust.
13340 (build7): Re-write to be build6.
13341 * tree-pass.h (pass_reset_cc_flags): Remove.
13342 (TODO_update_address_taken): New flag.
13343 (pass_simple_dse): Remove.
13344 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
13345 * params.h (MAX_ALIASED_VOPS): Remove.
13346 (AVG_ALIASED_VOPS): Likewise.
13347 * omp-low.c (expand_omp_taskreg): Update SSA form.
13348 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
13349 aliases the lhs in a copy stmt.
13350 * tree-ssa-dse.c (struct address_walk_data): Remove.
13351 (memory_ssa_name_same): Likewise.
13352 (memory_address_same): Likewise.
13353 (get_kill_of_stmt_lhs): Likewise.
13354 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
13355 unused stores. Look through PHI nodes into post-dominated regions.
13356 (dse_optimize_stmt): Simplify. Properly remove stores.
13357 (tree_ssa_dse): Compute dominators.
13358 (execute_simple_dse): Remove.
13359 (pass_simple_dse): Likewise.
13360 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
13361 gimple_loaded_syms and gimple_stored_syms computation.
13362 * toplev.c (dump_memory_report): Dump alias and pta stats.
13363 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
13364 (vn_reference_eq): Likewise.
13365 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
13366 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
13367 valueize_vuses): Remove.
13368 (get_def_ref_stmt_vuses): Simplify. Rename to ...
13369 (get_def_ref_stmt_vuse): ... this.
13370 (vn_reference_lookup_2): New function.
13371 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
13372 walking equivalent vuses. Simplify.
13373 (vn_reference_lookup): Likewise.
13374 (vn_reference_insert): Likewise.
13375 (vn_reference_insert_pieces): Likewise.
13376 (visit_reference_op_call): Simplify.
13377 (visit_reference_op_load): Likewise.
13378 (visit_reference_op_store): Likewise.
13379 (init_scc_vn): Remove shared_lookup_vuses initialization.
13380 (free_scc_vn): Remove shared_lookup_vuses freeing.
13381 (sort_vuses, sort_vuses_heap): Remove.
13382 (get_ref_from_reference_ops): Export.
13383 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
13384 vector with single vuse pointer.
13385 (vn_reference_lookup_pieces, vn_reference_lookup,
13386 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
13387 (shared_vuses_from_stmt): Remove.
13388 (get_ref_from_reference_ops): Declare.
13389 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
13390 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
13391 memory-tag related code.
13392 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
13393 (likely_value): Add comment, skip static-chain of call statements.
13394 (surely_varying_stmt_p): Adjust.
13395 (gimplify_and_update_call_from_tree): Likewise.
13396 (execute_fold_all_builtins): Do not rebuild alias info.
13397 (gimplify_and_update_call_from_tree): Properly update VOPs.
13398 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
13399 (copy_ref_info): Remove memory-tag related code.
13400 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
13401 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
13402 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
13404 * tree-ssa-dom.c (gimple_p): Remove typedef.
13405 (eliminate_redundant_computations): Adjust.
13406 (record_equivalences_from_stmt): Likewise.
13407 (avail_expr_hash): Likewise.
13408 (avail_expr_eq): Likewise.
13409 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
13410 (stmt_makes_single_load): Likewise.
13411 (stmt_makes_single_store): Likewise.
13412 * tree-ssa-alias.c: Rewrite completely.
13413 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
13414 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
13415 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
13416 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
13417 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
13418 Remove public functions.
13419 (pass_reset_cc_flags): Remove.
13420 (pass_build_alias): Move ...
13421 * tree-ssa-structalias.c (pass_build_alias): ... here.
13422 * tree-ssa-alias.c (may_be_aliased): Move ...
13423 * tree-flow-inline.h (may_be_aliased): ... here.
13424 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
13425 count_uses_and_derefs): Move ...
13426 * gimple.c: ... here.
13427 * gimple.h (count_uses_and_derefs): Declare.
13428 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
13429 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
13430 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
13431 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
13432 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
13433 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
13434 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
13436 * tree-dfa.c (refs_may_alias_p): Move ...
13437 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
13438 * tree-ssa-alias.h: New file.
13439 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
13440 (statement_sink_location): Likewise.
13441 * opts.c (decode_options): Do not adjust max-aliased-vops or
13442 avg-aliased-vops values.
13443 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
13444 (TV_CALL_CLOBBER): Likewise.
13445 (TV_FLOW_SENSITIVE): Likewise.
13446 (TV_FLOW_INSENSITIVE): Likewise.
13447 (TV_MEMORY_PARTITIONING): Likewise.
13448 (TV_ALIAS_STMT_WALK): New timevar.
13449 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
13450 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
13451 (get_address_description): Remove memory-tag related code.
13452 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
13453 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
13454 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
13455 and immediate uses in statements. Document.
13456 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
13457 (dump_symbols): Remove.
13458 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
13459 * alias.c (get_deref_alias_set): New function split out from ...
13460 (get_alias_set): ... here.
13461 * alias.h (get_deref_alias_set): Declare.
13462 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
13463 type parameter. Remove restrict pointer handling. Create a
13464 ref-all pointer in case type-based alias sets do not conflict.
13465 (vect_analyze_data_refs): Remove SMT related code.
13466 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
13467 (vectorizable_load): Likewise.
13468 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
13469 (DR_SYMBOL_TAG, DR_VOPS): Remove.
13470 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
13471 Ignore vops and SMTs.
13472 (dr_analyze_alias): Likewise..
13473 (free_data_ref): Likewise.
13474 (create_data_ref): Likewise.
13475 (analyze_all_data_dependences): Likewise.
13476 (get_references_in_stmt): Adjust.
13477 * tree-flow-inline.h (gimple_aliases_computed_p,
13478 gimple_addressable_vars, gimple_call_clobbered_vars,
13479 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
13480 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
13481 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
13482 gimple_mem_ref_stats): Remove.
13483 (gimple_vop): New function.
13484 (op_iter_next_use): Remove vuses and mayuses cases.
13485 (op_iter_next_def): Remove vdefs case.
13486 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
13487 (clear_and_done_ssa_iter): Do not set removed fields.
13488 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
13489 Assert we are not iterating over vuses or vdefs if not also
13490 iterating over uses or defs.
13491 (op_iter_init_use): Likewise.
13492 (op_iter_init_def): Likewise.
13493 (op_iter_next_vdef): Remove.
13494 (op_iter_next_mustdef): Likewise.
13495 (op_iter_init_vdef): Likewise.
13496 (compare_ssa_operands_equal): Likewise.
13497 (link_use_stmts_after): Handle vuse operand.
13498 (is_call_used): Use is_call_clobbered.
13499 (is_call_clobbered): Global variables are always call clobbered,
13500 query the call-clobbers bitmap.
13501 (mark_call_clobbered): Ignore global variables.
13502 (clear_call_clobbered): Likewise.
13503 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
13504 virtual operands sanity check.
13505 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
13507 (TARGET_MEM_REF): Remove TMR_TAG operand.
13508 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
13509 Remove call-clobber related code.
13510 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
13511 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
13512 partitions or escape reason.
13513 (get_single_def_stmt, get_single_def_stmt_from_phi,
13514 get_single_def_stmt_with_phi): Remove.
13515 (dump_referenced_vars): Tidy.
13516 (get_ref_base_and_extent): Allow bare decls.
13517 (collect_dfa_stats): Adjust.
13518 * graphite.c (rename_variables_in_stmt): Adjust.
13519 (graphite_copy_stmts_from_block): Likewise.
13520 (translate_clast): Likewise.
13521 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
13523 (translate_vuse_through_block): Use the oracle.
13524 (phi_translate_1): Adjust.
13525 (value_dies_in_block_x): Use the oracle. Cache the outcome
13527 (valid_in_sets): Check if the VUSE for
13528 a REFERENCE is available.
13529 (eliminate): Do not remove stmts during elimination,
13530 instead queue and remove them afterwards.
13531 (do_pre): Do not rebuild alias info.
13532 (pass_pre): Run TODO_rebuild_alias before PRE.
13533 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
13534 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
13535 (mark_all_v_defs_stmt): Remove.
13536 (mark_all_v_defs_seq): Adjust.
13537 (sra_replace): Likewise.
13538 (scalarize_use): Likewise.
13539 (scalarize_copy): Likewise.
13540 (scalarize_init): Likewise.
13541 (scalarize_ldst): Likewise.
13542 (todoflags): Remove.
13543 (tree_sra): Do not rebuild alias info.
13544 (tree_sra_early): Adjust.
13545 (pass_sra): Run TODO_update_address_taken before SRA.
13546 * tree-predcom.c (set_alias_info): Remove.
13547 (prepare_initializers_chain): Do not call it.
13548 (mark_virtual_ops_for_renaming): Adjust.
13549 (mark_virtual_ops_for_renaming_list): Remove.
13550 (initialize_root_vars): Adjust.
13551 (initialize_root_vars_lm): Likewise.
13552 (prepare_initializers_chain): Likewise.
13553 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
13554 (may_propagate_copy_into_stmt): Likewise.
13555 (merge_alias_info): Do nothing for now.
13556 (propagate_tree_value_into_stmt): Adjust.
13557 (stmt_may_generate_copy): Likewise.
13558 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
13559 not mark symbols for renaming.
13560 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
13561 with the same statement, make sure to update the new pointed-to one.
13562 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
13563 call statements, do not mark symbols for renaming.
13564 (mark_operand_necessary): Dump something.
13565 (ref_may_be_aliased): New function.
13566 (mark_aliased_reaching_defs_necessary_1): New helper function.
13567 (mark_aliased_reaching_defs_necessary): Likewise.
13568 (mark_all_reaching_defs_necessary_1): Likewise.
13569 (mark_all_reaching_defs_necessary): Likewise.
13570 (propagate_necessity): Do not process virtual PHIs. For
13571 non-aliased loads mark all reaching definitions as necessary.
13572 For aliased loads and stores mark the immediate dominating
13573 aliased clobbers as necessary.
13574 (visited): New global static.
13575 (perform_tree_ssa_dce): Free visited bitmap after propagating
13577 (remove_dead_phis): Perform simple dead virtual PHI removal.
13578 (remove_dead_stmt): Properly unlink virtual operands when
13580 (eliminate_unnecessary_stmts): Schedule PHI removal after
13582 * tree-ssa-ter.c (is_replaceable_p): Adjust.
13583 (process_replaceable): Likewise.
13584 (find_replaceable_in_bb): Likewise.
13585 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
13586 based on the single gimple vop.
13587 (verify_flow_insensitive_alias_info): Remove.
13588 (verify_flow_sensitive_alias_info): Likewise.
13589 (verify_call_clobbering): Likewise.
13590 (verify_memory_partitions): Likewise.
13591 (verify_alias_info): Likewise.
13592 (verify_ssa): Adjust..
13593 (execute_update_addresses_taken): Export. Update SSA
13594 manually. Optimize only when optimizing. Use a local bitmap.
13595 (pass_update_address_taken): Remove TODO_update_ssa, add
13597 (pass_update_address_taken): Just use TODO_update_address_taken.
13598 (init_tree_ssa): Do not initialize addressable_vars.
13599 (verify_ssa): Verify new VUSE / VDEF properties.
13600 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
13601 Do not call verify_alias_info.
13602 (delete_tree_ssa): Clear the VUSE, VDEF operands.
13603 Do not free the loaded and stored syms bitmaps. Reset the escaped
13604 and callused solutions. Do not free addressable_vars.
13605 Remove memory-tag related code.
13606 (warn_uninitialized_var): Aliases are always available.
13607 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
13608 * lambda-code.c (can_put_in_inner_loop): Adjust.
13609 (can_put_after_inner_loop): Likewise.
13610 (perfect_nestify): Likewise.
13611 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
13612 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
13613 (vectorizable_conversion): Do not mark symbols for renaming.
13614 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
13615 (expand_call_inline): Unlink the calls virtual operands before
13617 (tree_function_versioning): Do not call update_ssa if we are not
13618 updating clones. Simplify.
13619 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
13620 (propagate_with_phi): Likewise..
13621 * tree-outof-ssa.c (create_temp): Remove memory tag and call
13622 clobber code. Assert we are not aliased or global.
13623 * tree-flow.h: Include tree-ssa-alias.h
13624 (enum escape_type): Remove.
13625 (struct mem_sym_stats_d): Likewise.
13626 (struct mem_ref_stats_d): Likewise.
13627 (struct gimple_df): Add vop member. Remove global_var,
13628 call_clobbered_vars, call_used_vars, addressable_vars,
13629 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
13630 escaped and callused members.
13631 (struct ptr_info_def): Remove all members, add points-to solution
13633 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
13634 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
13635 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
13636 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
13637 (tree-ssa-alias.o): Likewise.
13638 (toplev.o): Add tree-ssa-alias.h
13639 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
13640 * gimple.c (gimple_set_bb): Fix off-by-one error.
13641 (is_gimple_reg): Do not handle memory tags.
13642 (gimple_copy): Also copy virtual operands.
13643 Delay updating the statement. Do not reset loaded and stored syms.
13644 (gimple_set_stored_syms): Remove.
13645 (gimple_set_loaded_syms): Likewise.
13646 (gimple_call_copy_skip_args): Copy the virtual operands
13647 and mark the new statement modified.
13648 * tree-ssa-structalias.c (may_alias_p): Remove.
13649 (set_uids_in_ptset): Take the alias set to prune with as
13650 parameter. Fold in the alias test of may_alias_p.
13651 (compute_points_to_sets): Compute whether a ptr is dereferenced
13652 in a local sbitmap.
13653 (process_constraint): Deal with &ANYTHING on the lhs, reject all
13654 other ADDRESSOF constraints on the lhs.
13655 (get_constraint_for_component_ref): Assert that we don't get
13656 ADDRESSOF constraints from the base of the reference.
13657 Properly generate UNKNOWN_OFFSET for DEREF if needed.
13658 (struct variable_info): Remove collapsed_to member.
13659 (get_varinfo_fc): Remove.
13660 (new_var_info): Do not set collapsed_to.
13661 (dump_constraint): Do not follow cycles.
13662 (dump_constraint_graph): Likewise.
13663 (build_pred_graph): Likewise.
13664 (build_succ_graph): Likewise.
13665 (rewrite_constraints): Likewise.
13666 (do_simple_structure_copy): Remove.
13667 (do_rhs_deref_structure_copy): Remove.
13668 (do_lhs_deref_structure_copy): Remove.
13669 (collapse_rest_of_var): Remove.
13670 (do_structure_copy): Re-implement.
13671 (pta_stats): New global variable.
13672 (dump_pta_stats): New function.
13673 (struct constraint_expr): Make offset signed.
13674 (UNKNOWN_OFFSET): Define special value.
13675 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
13676 (solution_set_expand): New helper function split out from ...
13677 (do_sd_constraint): ... here.
13678 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
13679 (do_ds_constraint): Likewise.
13680 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
13681 and CALLUSED = *CALLUSED.
13682 (set_union_with_increment): Make inc argument signed.
13683 (type_safe): Remove.
13684 (get_constraint_for_ptr_offset): Handle unknown and negative
13686 (first_vi_for_offset): Handle offsets before start. Bail
13687 out early for offsets beyond the variable extent.
13688 (first_or_preceding_vi_for_offset): New function.
13689 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
13690 Together with ESCAPED = *ESCAPED this properly computes reachability.
13691 (find_what_var_points_to): New function.
13692 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
13693 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
13694 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
13695 pt_solutions_intersect): New functions.
13696 (compute_call_used_vars): Remove.
13697 (compute_may_aliases): New main entry into PTA computation.
13698 * gimple.h (gimple_p): New typedef.
13699 (struct gimple_statement_base): Remove references_memory_p.
13700 (struct gimple_statement_with_memory_ops_base): Remove
13701 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
13703 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
13704 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
13705 gimple_set_references_memory): Remove.
13706 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
13707 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
13709 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
13710 (verify_expr): Allow RESULT_DECL.
13711 (gimple_duplicate_bb): Do not copy virtual operands.
13712 (gimple_duplicate_sese_region): Adjust.
13713 (gimple_duplicate_sese_tail): Likewise.
13714 (mark_virtual_ops_in_region): Remove.
13715 (move_sese_region_to_fn): Do not call it.
13716 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
13717 and pass_simple_dse.
13718 (execute_function_todo): Handle TODO_update_address_taken,
13719 call execute_update_addresses_taken for TODO_rebuild_alias.
13720 (execute_todo): Adjust.
13721 (execute_one_pass): Init dump files early.
13722 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
13724 (create_general_new_stmt): Clear vops.
13725 * tree-ssa-reassoc.c (get_rank): Adjust.
13726 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
13727 symbols for renaming.
13728 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
13729 (PARAM_AVG_ALIASED_VOPS): Likewise.
13730 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
13731 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
13732 * tree-ssa-operands.c: Simplify for new virtual operand representation.
13733 (operand_build_cmp, copy_virtual_operands,
13734 create_ssa_artificial_load_stmt, add_to_addressable_set,
13735 gimple_add_to_addresses_taken): Remove public functions.
13736 (unlink_stmt_vdef): New function.
13738 2009-04-03 Alan Modra <amodra@bigpond.net.au>
13740 * config.gcc (powerpc-*-linux*): Merge variants.
13742 2009-04-02 Chao-ying Fu <fu@mips.com>
13743 James Grosbach <james.grosbach@microchip.com>
13745 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
13746 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
13748 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
13749 keep_interrupts_masked_p, use_debug_exception_return_p.
13750 (mips_attribute_table): Add interrupt, use_shadow_register_set,
13751 keep_interrupts_masked, use_debug_exception_return.
13752 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
13753 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
13755 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
13756 (mips_print_operand): Process COP0 registers to print $0 .. $31
13757 correctly for GAS to process.
13758 (mips_interrupt_extra_call_saved_reg_p): New function.
13759 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
13761 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
13762 (mips_compute_frame_info): Add supports for interrupt context that
13763 includes doubleword accumulators and COP0 registers.
13764 (mips_for_each_saved_acc): New function.
13765 (mips_for_each_saved_gpr_and_fpr): Change the function name from
13766 mips_for_each_saved_reg.
13767 (mips_save_reg): Save accumulators.
13768 (mips_kernel_reg_p): A new for_each_rtx callback.
13769 (mips_expand_prologue): Support interrupt handlers.
13770 (mips_restore_reg): Restore accumulators.
13771 (mips_expand_epilogue): Support interrupt handlers.
13772 (mips_can_use_return_insn): Return false for interrupt handlers.
13773 (mips_epilogue_uses): New function.
13774 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
13775 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
13776 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
13777 cop0_move): New instructions.
13778 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
13779 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
13781 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
13783 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
13784 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
13785 interrupt handlers, we use K0 as the temporary register.
13786 (EPILOGUE_USES): Change to a function call.
13787 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
13788 handlers, we use K0 as the temporary register.
13790 * doc/extend.texi (Function Attributes): Document interrupt,
13791 use_shadow_register_set, keep_interrupts_masked,
13792 use_debug_exception_return for MIPS attributes.
13794 2009-04-03 Alan Modra <amodra@bigpond.net.au>
13796 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
13797 Remove a number of t-files from tmake_file.
13798 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
13799 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
13800 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
13801 target_prototype, not TARGET_PROTOTYPE.
13802 (LINK_OS_GNU_SPEC): Define.
13803 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
13804 and darwin-ldoubdle.c.
13806 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
13809 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
13810 (cpp_options): Ditto.
13811 (default_compilers): Ditto.
13812 (display_help): Ditto.
13813 (process_command): Ditto.
13814 (do_spec_1): Ditto.
13815 (set_input): Use lbasename instead of duplicate code.
13816 (save_temps_prefix): New static for -save-temps=obj.
13817 (save_temps_length): Ditto.
13819 * doc/invoke.texi (-save-temps=obj): Document new variant to
13820 -save-temps switch.
13822 2009-04-02 Jeff Law <law@redhat.com>
13824 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
13827 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
13829 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
13830 * configure: Regenerated.
13832 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
13834 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
13835 share the argument list.
13837 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
13841 2009-02-12 Diego Novillo <dnovillo@google.com>
13843 * varpool.c (debug_varpool): New.
13844 * cgraph.h (debug_varpool): Declare.
13846 2009-04-02 Jan Hubicka <jh@suse.cz>
13848 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
13851 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
13853 * config/i386/i386.c (ix86_abi): Move initialization to ...
13854 (override_options): Here.
13856 2009-04-02 Christian Bruel <christian.bruel@st.com>
13858 * config/sh/sh.c (sh_dwarf_register_span): New function.
13859 (TARGET_DWARF_REGISTER_SPAN): Define.
13860 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
13862 2009-04-02 Ira Rosen <irar@il.ibm.com>
13864 PR tree-optimization/39595
13865 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
13866 interleaved loads group is not greater than the SLP group size.
13868 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
13870 * builtins.c (is_builtin_name): New.
13871 (called_as_built_in): Use is_builtin_name.
13872 * tree.h (is_builtin_name): New.
13873 * varasm.c (incorporeal_function_p): Use is_builtin_name
13875 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
13877 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
13879 2009-04-02 Dodji Seketeli <dodji@redhat.com>
13882 * c-decl.c (clone_underlying_type): Move this ...
13883 * c-common.c (set_underlying_type): ... here.
13884 Also, make sure the function properly sets TYPE_STUB_DECL() on
13885 the newly created typedef variant type.
13886 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
13887 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
13890 2009-04-02 Richard Guenther <rguenther@suse.de>
13892 PR tree-optimization/37221
13893 * tree-flow.h (degenerate_phi_result): Declare.
13894 * tree-ssa-dom.c (degenerate_phi_result): Export.
13895 * tree-scalar-evolution.c (analyze_initial_condition): If
13896 the initial condition is defined by a degenerate PHI node
13897 use the degenerate value.
13899 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
13901 PR rtl-optimization/39588
13902 * combine.c (merge_outer_ops): Do not set the constant when this
13904 (simplify_shift_const_1): Do not modify it either in this case.
13906 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
13908 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
13909 tuning is deprecated if -mtune value is set to an Itanium1 variant.
13911 2009-04-01 Janis Johnson <janis187@us.ibm.com>
13914 * c-lex.c (interpret_float): Default (no suffix) is double.
13916 2009-04-1 Xinliang David Li <davidxl@google.com>
13918 * config/i386/i386.c (legitimate_constant_p): Recognize
13919 all one vector constant.
13921 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13923 * config/vax/vax.c: Add #includes to silence warnings.
13924 Change #include order to silence two warnings.
13926 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13928 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
13929 (ASM_SPEC): Pass -k to the assembler for PIC code.
13931 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13933 * config.gcc: Add vax-*-linux* to the switch.
13934 * config/vax/linux.h: New file. (TARGET_VERSION,
13935 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
13937 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13939 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
13940 Use predicate macros instead of GET_CODE() == foo.
13941 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
13942 ashlsi3, rotrsi3, <unnamed>): Likewise.
13944 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13946 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
13947 jbbccihi, jbbccisi): Remova trailing whitespace.
13948 * config/vax/constraints.md: Likewise.
13949 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
13950 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
13951 * config/vax/predicates.md: Likewise.
13952 * config/vax/vax.c (print_operand_address, vax_output_int_move,
13953 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
13954 * config/vax/vax.h: Likewise.
13955 * config/vax/vax.md (nonlocal_goto): Likewise.
13957 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13959 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
13960 (indirectable_address_p, adjacent_operands_p): Add spaces around
13962 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
13964 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13966 * config/vax/vax.c (legitimate_constant_address_p,
13967 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
13968 index_term_p, reg_plus_index_p, legitimate_address_p,
13969 vax_mode_dependent_address_p): Update comments to match functions
13970 modified by the recent int->bool conversion.
13972 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13974 * config/vax/builtins.md: Update copyright message.
13975 * config/vax/constraints.md: Likewise.
13976 * config/vax/netbsd-elf.h: Likewise.
13977 * config/vax/predicates.md: Likewise.
13978 * config/vax/vax-protos.h: Likewise.
13979 * config/vax/vax.c: Likewise.
13980 * config/vax/vax.h: Likewise.
13981 * config/vax/vax.md: Likewise.
13982 * config/vax/vax.opt: Likewise.
13984 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13986 * config/vax/builtins.md (ffssi2, ffssi2_internal,
13987 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
13988 * config/vax/constraints.md (B, R): Likewise.
13989 * config/vax/predicates.md (external_memory_operand,
13990 nonimmediate_addsub_di_operand): Likewise.
13991 * config/vax/vax.c (vax_output_int_add): Likewise.
13992 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
13993 untyped_call): Likewise.
13995 2009-04-01 Matt Thomas <matt@3am-software.com>
13997 * config/vax/predicates.md: New file.
13998 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
13999 external_const_operand, nonsymbolic_operand, external_memory_operand,
14000 indirect_memory_operand, indexed_memory_operand,
14001 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
14002 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
14004 * config/vax/constraints.md: New file.
14005 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
14007 * config/vax/builtins.md: New file.
14008 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
14009 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
14011 * config/vax/vax.opt (mqmath): Add option.
14012 * config/vax/vax.md (isfx): Extend with DI.
14013 (VAXintQH, VAXintQHSD): Define.
14014 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
14015 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
14016 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
14017 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
14018 (movdi): Update constraints and use vax_output_int_move().
14019 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
14020 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
14021 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
14022 nonlocal_goto): New.
14023 (mov<mode>): Extend accepted operand types.
14024 (subdi3_old): Rename from subdi3, change update constraints and use
14025 a new implementation.
14026 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
14027 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
14028 MOVE_RATIO, CLEAR_RATIO): Define.
14029 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
14030 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
14031 (PRINT_OPERAND): Redefine using a function instead of inlined code.
14032 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
14033 (split_quadword_operands): Make static and really allow variable
14035 (print_operand_address): Update for PIC generation.
14036 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
14037 indexable_address_p, fixup_mathdi_operand,
14038 vax_expand_addsub_di_operands, adjacent_operands_p): New.
14039 (vax_float_literal, legitimate_constant_p,
14040 indirectable_constant_address_p, index_term_p,
14041 reg_plus_index_p): Return bool instead of int.
14042 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
14044 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
14046 (vax_output_conditional_branch): Indent.
14047 (legitimate_constant_address_p, indirectable_constant_address_p,
14048 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
14049 vax_mode_dependent_address_p): Return bool instead of int, update for
14051 * config/vax/vax-protos.h (legitimate_constant_address_p,
14052 legitimate_constant_p, legitimate_address_p,
14053 vax_mode_dependent_address_p): Change declaration to bool.
14054 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
14055 vax_expand_addsub_di_operands, vax_output_int_subtract,
14056 vax_output_movmemsi): Declare.
14057 (split_quadword_operands, vax_float_literal): Delete declaration.
14058 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
14059 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
14060 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
14061 ASM_OUTPUT_DWARF_PCREL): Define.
14062 (ASM_SPEC): Change definition to allow PIC generation.
14064 2009-04-01 Steve Ellcey <sje@cup.hp.com>
14066 * doc/sourcebuild.texi: Update front-end requirements.
14068 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14071 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
14072 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
14073 (booldi3_internal3): Use boolean_or_operator instead of
14076 2009-04-01 Joseph Myers <joseph@codesourcery.com>
14079 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
14080 declarator whose size is not an integer constant expression but
14081 folds to an integer constant, then treat it as a constant
14084 2009-04-01 Richard Guenther <rguenther@suse.de>
14086 * fold-const.c (fold_plusminus_mult_expr): Do not fold
14087 i * 4 + 2 to (i * 2 + 1) * 2.
14089 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14092 * c-parser.c (c_parser_asm_statement): Skip until close paren and
14093 return if c_parser_asm_string_literal returned NULL.
14095 2009-04-01 Nick Clifton <nickc@redhat.com>
14097 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
14099 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
14100 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
14101 other typedefs to avoid conflicts with libgcc2.c. Define labels
14102 to gain 16-bit bit-manipulation functions from libgcc2.c and then
14104 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
14105 to gain 16-bit trapping arithmetic functions from libgcc2.c and
14108 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
14110 * varasm.c (default_function_rodata_section): Declare DOT as
14113 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
14114 Andrey Galkin <agalkin@hypercom.com>
14117 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
14118 Make object_name unique for each process.
14120 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14123 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
14124 addressable variables in the parallel that could go out of scope while
14125 running queued tasks.
14127 2009-04-01 Anatoly Sokolov <aesok@post.ru>
14129 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
14130 (CASE_VALUES_THRESHOLD): Redefine.
14131 * config/avr/avr.c (avr_override_options): Remove initialization of
14132 avr_case_values_threshold variable.
14133 (avr_case_values_threshold): Remove variable. Add new function.
14134 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
14135 * config/avr/avr.opt (mno-tablejump): Remove option.
14136 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
14138 2009-04-01 DJ Delorie <dj@redhat.com>
14140 * varasm.c (default_function_rodata_section): Don't assume
14141 anything about where the first '.' in the section name is.
14143 2009-04-01 Alan Modra <amodra@bigpond.net.au>
14145 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
14146 rs6000_emit_stack_tie.
14148 2009-03-31 Ian Lance Taylor <iant@google.com>
14150 * tree-eh.c (tree_remove_unreachable_handlers): Compare
14151 gimple_code with GIMPLE_RESX, not RESX.
14153 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14155 * c-common.c (c_get_ident): New.
14156 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
14158 2009-04-01 Ben Elliston <bje@au.ibm.com>
14160 * config/rs6000/sysv4.opt (msdata): Improve option description.
14162 2009-03-31 Steve Ellcey <sje@cup.hp.com>
14164 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
14165 (divdf3_internal_lat): Remove.
14166 (divxf3_internal_lat): Remove.
14167 (divxf3_internal_thr): Remove.
14168 (divxf): Use divxf3_internal.
14169 * config/ia64/div.md (divsf3_internal_lat): New.
14170 (divdf3_internal_lat): New.
14171 (divxf3_internal): New.
14173 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14176 * Makefile.in (USE_GCC_STDINT): Define.
14177 (stmp-int-hdrs): Install stdint.h if applicable.
14178 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
14180 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
14181 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
14182 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
14183 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14184 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14185 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14186 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14187 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14188 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14189 (c_common_nodes_and_builtins): Initialize
14190 underlying_wchar_type_node. Do not initialize
14191 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
14192 nodes for new types.
14193 (c_stddef_cpp_builtins): Define macros for new types.
14194 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
14196 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
14197 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
14198 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
14199 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
14200 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
14201 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
14202 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
14203 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
14204 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
14205 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
14206 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
14207 int16_type_node, int32_type_node, int64_type_node,
14208 uint8_type_node, uint16_type_node, c_uint32_type_node,
14209 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
14210 int_least32_type_node, int_least64_type_node,
14211 uint_least8_type_node, uint_least16_type_node,
14212 uint_least32_type_node, uint_least64_type_node,
14213 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
14214 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
14215 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
14216 uintptr_type_node): Define.
14217 * c-cppbuiltin.c (builtin_define_constants,
14218 builtin_define_type_minmax): New.
14219 (builtin_define_stdint_macros): Define more macros.
14220 (c_cpp_builtins): Define more limit macros.
14221 (type_suffix): New.
14222 (builtin_define_type_max): Define in terms of
14223 builtin_define_type_minmax. Remove is_long parameter. All
14225 * config.gcc (use_gcc_stdint): Define.
14226 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
14227 Add newlib-stdint.h for generic targets.
14228 * config/glibc-stdint.h, config/newlib-stdint.h,
14229 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
14230 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
14231 * config/score/score.h (UINTPTR_TYPE): Define.
14232 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
14233 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
14234 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14235 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14236 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14237 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14238 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14239 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14240 * config/spu/spu.h (STDINT_LONG32): Define.
14241 * configure.ac (use_gcc_stdint): Substitute.
14242 * configure: Regenerate.
14243 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
14244 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
14245 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
14246 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
14247 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
14248 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
14249 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
14250 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
14251 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
14252 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
14253 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
14254 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
14255 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
14256 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
14257 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
14258 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
14259 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
14260 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
14261 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
14262 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
14263 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
14264 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
14265 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
14266 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14267 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14268 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14269 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14270 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14271 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
14273 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
14275 * loop-iv.c (suitable_set_for_replacement): Renamed from
14276 simplify_using_assignment; changed to return bool and to accept new
14277 args DEST and SRC. Return true iff we find a source/destination pair
14278 that can be used to make a replacement, and fill SRC and DEST if so.
14279 Remove arg ALTERED. Don't deal with altered regs here. All callers
14281 (simplify_using_initial_values): Deal with altered regs here and track
14282 more precisely the effect they have on the validity of our expression.
14284 * loop-iv.c (simplify_using_condition): A condition of the form
14285 (EQ REG CONST) can be used to simply make a substitution.
14286 (simplify_using_initial_values): Keep track of conditions we have seen
14287 and keep using them to simplify new expressions, while applying the
14288 same substitutions to them as to the expression.
14290 * simplify-rtx.c (simplify_relational_operation_1): Simplify
14291 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
14294 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
14295 changed. Use this when trying to improve the upper bound.
14296 Generate the comparison by using simplify_gen_relational.
14298 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
14300 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
14302 (simplify_using_assignment, simplify_using_initial_values): Call
14303 replace_in_expr to make replacements. Call replace_single_def_regs
14304 once on the initial version of the expression.
14306 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14309 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
14311 2009-03-31 Richard Guenther <rguenther@suse.de>
14313 PR middle-end/31029
14314 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
14315 equality comparisons. Fold C - X CMP X if C % 2 == 1.
14317 2009-03-31 Richard Guenther <rguenther@suse.de>
14319 * tree.h (div_if_zero_remainder): Declare.
14320 * fold-const.c (div_if_zero_remainder): Export.
14321 * tree-ssa-forwprop.c
14322 (forward_propagate_addr_into_variable_array_index): Handle
14323 constant array index addition outside of the variable index.
14325 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14328 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
14329 define_splits, floatunssi<mode>2): Require x87 conversions from
14330 DImode to be permitted.
14332 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14334 PR preprocessor/15638
14335 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
14337 2009-03-31 Richard Guenther <rguenther@suse.de>
14339 PR middle-end/23401
14340 PR middle-end/27810
14341 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
14342 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
14343 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
14344 a separate statement.
14345 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
14346 (lookup_tmp_var): Likewise.
14347 (is_gimple_formal_tmp_or_call_rhs): Remove.
14348 (is_gimple_reg_or_call_rhs): Rename to ...
14349 (is_gimple_reg_rhs_or_call): ... this.
14350 (is_gimple_mem_or_call_rhs): Rename to ...
14351 (is_gimple_mem_rhs_or_call): ... this.
14352 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
14353 DECL_GIMPLE_REG_P only if is_formal is true.
14354 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
14355 for non-proper post-modify expression gimplification.
14356 (gimplify_self_mod_expr): For post-modify expressions gimplify
14357 the lvalue to a minimal lvalue.
14358 (rhs_predicate_for): Remove formal temp case.
14359 (gimplify_modify_expr_rhs): Likewise.
14360 (gimplify_addr_expr): Use is_gimple_reg.
14361 (gimplify_expr): Remove formal temp cases.
14362 (gimple_regimplify_operands): Likewise.
14363 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
14364 and FILTER_EXPR like constants.
14365 * gimple.c (walk_gimple_op): Fix val_only initialization, use
14367 (is_gimple_formal_tmp_rhs): Remove.
14368 (is_gimple_reg_rhs): Remove special casing.
14369 (is_gimple_mem_rhs): Fix.
14370 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
14371 (is_gimple_formal_tmp_var): Remove.
14372 (is_gimple_formal_tmp_reg): Likewise.
14373 (is_gimple_min_lval): Allow invariant component ref parts.
14374 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
14375 is_gimple_formal_tmp_reg): Remove declarations.
14376 * tree-cfg.c (verify_expr): Verify that variables with address
14377 taken do not have DECL_GIMPLE_REG_P set.
14378 * tree-mudflap.c (mf_build_check_statement_for): Use
14379 force_gimple_operand instead of gimplify_expr.
14381 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
14383 * modulo-sched.c (sms_schedule_by_order): Pass the actual
14384 schedulable rows to compute_split_row.
14386 2009-03-31 Ben Elliston <bje@au.ibm.com>
14389 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
14392 2009-03-31 Alan Modra <amodra@bigpond.net.au>
14394 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
14395 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
14396 * configure: Regenerate.
14397 * config.in: Regenerate.
14398 * config/rs6000/rs6000.opt (mtls-markers): Add.
14399 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
14400 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
14401 (tls_ld_aix, tls_ld_sysv): Likewise.
14402 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
14403 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
14405 2009-03-31 Alan Modra <amodra@bigpond.net.au>
14407 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
14409 2009-03-30 Jan Hubicka <jh@suse.cz>
14411 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
14413 (tree_remove_unreachable_handlers): Cleanup EH predecestor
14414 detection and label handling.
14416 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
14418 * ira-int.h (ira_allocno): Rename left_conflicts_num to
14419 left_conflicts_size.
14420 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
14421 ALLOCNO_LEFT_CONFLICTS_SIZE.
14423 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
14424 remove_allocno_from_bucket_and_push,
14425 allocno_spill_priority_compare, push_allocnos_to_stack,
14426 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
14427 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
14428 (setup_allocno_left_conflicts_num): Ditto. Rename to
14429 setup_allocno_left_conflicts_size.
14430 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
14431 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
14432 setup_allocno_left_conflicts_size instead of
14433 setup_allocno_left_conflicts_num.
14435 * ira-build.c (ira_create_allocno): Use
14436 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
14437 ALLOCNO_LEFT_CONFLICTS_NUM.
14439 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
14441 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
14442 instead of DF_LR_OUT.
14444 * ira-lives.c (process_bb_node_lives): Ditto.
14446 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
14447 instead of DF_LR_{OUT,IN}.
14449 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
14451 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
14453 2009-03-30 Jan Hubicka <jh@suse.cz>
14455 * except.c (label_to_region_map): Fix thinko.
14457 2009-03-30 Steve Ellcey <sje@cup.hp.com>
14459 PR middle-end/38237
14460 * tree.h (tree_find_value): New declaration.
14461 * tree.c (tree_find_value): New function.
14462 * varasm.c (assemble_external): Avoid duplicate entries on lists.
14464 2009-03-30 Jakub Jelinek <jakub@redhat.com>
14467 * c-decl.c (struct c_binding): Add locus field.
14468 (bind): Add locus argument, set locus field from it.
14469 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
14470 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
14471 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
14472 implicitly_declare, undeclared_variable, lookup_label,
14473 declare_label, c_make_fname_decl, c_builtin_function,
14474 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
14477 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
14480 * config/i386/i386.c (classify_argument): Check total size of
14483 2009-03-30 Martin Jambor <mjambor@suse.cz>
14485 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
14486 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
14487 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
14490 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
14491 seen_variable_array_ref while also traversing a union.
14493 * tree-inline.c (optimize_inline_calls): Do not call
14494 cgraph_node_remove_callees.
14495 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
14496 (pass_remove_cgraph_callee_edges): New variable.
14497 * passes.c (init_optimization_passes): Add
14498 pass_remove_cgraph_callee_edges after early inlining and before all
14499 late intraprocedural passes.
14501 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
14503 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14505 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
14506 Fix typos in names.
14508 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14510 * combine.c (simplify_comparison): Use have_insn_for.
14511 * dojump.c (do_jump): Likewise.
14513 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14515 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
14516 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
14517 sparc_compare_op0 like sparc_compare_emitted used to be handled.
14518 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
14519 instead of sparc_compare_emitted.
14520 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
14521 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
14522 instead of sparc_compare_emitted.
14524 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14526 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
14527 enter/exit cfglayout mode.
14528 (pass_partition_block): Require it.
14529 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
14530 (combine_instructions): Track basic blocks instead of labels.
14531 (update_cfg_for_uncondjump): New.
14532 (try_combine): Use it. Update jumps after rescanning.
14533 (pass_combine): Require PROP_cfglayout.
14534 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
14536 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14538 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
14539 Provide/destroy PROP_cfglayout respectively.
14540 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
14541 * tree-pass.h (PROP_cfglayout): New.
14543 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14545 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
14546 fold_convert_const_fixed_from_fixed,
14547 fold_convert_const_fixed_from_int,
14548 fold_convert_const_fixed_from_real, fold_negate_const): Do not
14549 set TREE_CONSTANT_OVERFLOW.
14550 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
14551 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
14553 2009-03-30 Ira Rosen <irar@il.ibm.com>
14555 * tree-vect-loop-manip.c: New file.
14556 * tree-vectorizer.c: Update documentation and included files.
14557 (vect_loop_location): Make extern.
14558 (rename_use_op): Move to tree-vect-loop-manip.c
14559 (rename_variables_in_bb, rename_variables_in_loop,
14560 slpeel_update_phis_for_duplicate_loop,
14561 slpeel_update_phi_nodes_for_guard1,
14562 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
14563 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
14564 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
14565 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
14566 find_loop_location): Likewise.
14567 (new_stmt_vec_info): Move to tree-vect-stmts.c.
14568 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
14569 get_vectype_for_scalar_type, vect_is_simple_use,
14570 supportable_widening_operation, supportable_narrowing_operation):
14572 (bb_in_loop_p): Move to tree-vect-loop.c.
14573 (new_loop_vec_info, destroy_loop_vec_info,
14574 reduction_code_for_scalar_code, report_vect_op,
14575 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
14576 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
14577 (vect_supportable_dr_alignment): Likewise.
14578 * tree-vectorizer.h (tree-data-ref.h): Include.
14579 (vect_loop_location): Declare.
14580 Reorganize function declarations according to the new file structure.
14581 * tree-vect-loop.c: New file.
14582 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
14583 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
14584 * tree-vect-data-refs.c: New file.
14585 * tree-vect-patterns.c (timevar.h): Don't include.
14586 * tree-vect-stmts.c: New file.
14587 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
14588 tree-vect-slp.c, tree-vect-loop.c.
14589 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
14590 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
14591 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
14592 (tree-vect-analyze.o): Remove.
14593 (tree-vect-transform.o): Likewise.
14594 (tree-vect-data-refs.o): Add rule.
14595 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
14596 tree-vect-slp.o): Likewise.
14597 (tree-vect-patterns.o): Remove redundant dependencies.
14598 (tree-vectorizer.o): Likewise.
14599 * tree-vect-slp.c: New file.
14601 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14603 * optc-gen.awk: Warn if an option flag has multiple different
14606 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
14608 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
14609 -floop-block): Document dependences on PPL, CLooG and Graphite.
14611 2009-03-30 Joseph Myers <joseph@codesourcery.com>
14613 PR rtl-optimization/323
14614 * c-common.c (c_fully_fold, convert_and_check,
14615 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
14616 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
14617 * c-common.def (EXCESS_PRECISION_EXPR): New.
14618 * c-cppbuiltin.c (builtin_define_float_constants): Define
14619 constants with enough digits for long double.
14620 * c-lex.c (interpret_float): Interpret constant with excess
14621 precision where appropriate.
14622 * c-opts.c (c_common_post_options): Set
14623 flag_excess_precision_cmdline. Give an error for
14624 -fexcess-precision=standard for C++ for processors where the
14625 option is significant.
14626 * c-parser.c (c_parser_conditional_expression): Handle excess
14627 precision in condition.
14628 * c-typeck.c (convert_arguments): Handle arguments with excess
14630 (build_unary_op): Move excess precision outside operation.
14631 (build_conditional_expr): Likewise.
14632 (build_compound_expr): Likewise.
14633 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
14634 (build_modify_expr): Handle excess precision in RHS.
14635 (convert_for_assignment): Handle excess precision in converted
14637 (digest_init, output_init_element, process_init_element): Handle
14638 excess precision in initializer.
14639 (c_finish_return): Handle excess precision in return value.
14640 (build_binary_op): Handle excess precision in operands and add
14641 excess precision as needed for operation.
14642 * common.opt (-fexcess-precision=): New option.
14643 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
14644 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
14645 For standard excess precision, output explicit conversion to and
14646 truncation from XFmode.
14647 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
14648 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
14649 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
14650 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
14651 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
14652 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
14653 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
14654 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
14655 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
14656 define_splits, sqrt<mode>2): Disable where appropriate for
14657 standard excess precision.
14658 * convert.c (convert_to_real): Do not shorten arithmetic to type
14659 for which excess precision would be used.
14660 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
14661 * doc/invoke.texi (-fexcess-precision=): Document option.
14662 (-mfpmath=): Correct index entry.
14663 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
14664 flag_excess_precision): New.
14665 * langhooks.c (lhd_post_options): Set
14666 flag_excess_precision_cmdline.
14667 * opts.c (common_handle_option): Handle -fexcess-precision=.
14668 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
14669 init_excess_precision): New.
14670 (lang_dependent_init_target): Call init_excess_precision.
14671 * tree.c (excess_precision_type): New.
14672 * tree.h (excess_precision_type): Declare.
14674 2009-03-30 Joseph Myers <joseph@codesourcery.com>
14677 * c-typeck.c (build_component_ref): Do not copy qualifiers from
14678 non-lvalue to component.
14680 2009-03-29 Joseph Myers <joseph@codesourcery.com>
14682 PR preprocessor/34695
14683 * Makefile.in (c-opts.o): Depend on c-tree.h.
14684 * c-common.c: Move down include of diagnostic.h.
14685 (done_lexing, c_cpp_error): New.
14686 * c-common.h (done_lexing): Declare.
14687 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
14689 * c-opts.c: Include c-tree.h.
14690 (c_common_init_options): Set preprocessor error callback.
14691 (c_common_handle_option): Do not set preprocessor
14692 inhibit_warnings, warnings_are_errors, warn_system_headers,
14693 pedantic_errors or inhibit_warnings flags.
14694 (c_common_post_options): Do not check cpp_errors (parse_in).
14695 (c_common_finish): Do not output dependencies if there were
14696 errors. Do not check return value of cpp_finish.
14697 * c-ppoutput.c (pp_file_change): Set input_location.
14698 * c-tree.h (c_cpp_error): Declare.
14699 * diagnostic.c (diagnostic_set_info_translated): Also initialize
14701 (diagnostic_build_prefix): Check override_column.
14702 * diagnostic.h (diagnostic_info): Add override_column field.
14703 (diagnostic_override_column): Define.
14705 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
14707 * c-common.c (c_expand_expr, c_staticp): Remove.
14708 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
14709 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
14710 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
14711 * c-gimplify.c (gimplify_compound_literal_expr,
14712 optimize_compound_literals_in_ctor): Remove.
14713 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
14714 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
14715 * c-semantics.c (emit_local_var): Remove.
14717 * langhooks-def.h (lhd_expand_expr): Remove.
14718 * langhooks.c (lhd_expand_expr): Remove.
14719 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
14721 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
14722 handling from c-semantics.c; don't call into langhook.
14723 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
14724 * gimplify.c (gimplify_compound_literal_expr,
14725 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
14726 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
14727 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
14728 as was done in c-gimplify.c.
14729 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
14730 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
14731 Move from c-common.h.
14732 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
14734 * tree.c (staticp): Do not call langhook.
14735 * langhooks.c (lhd_staticp): Delete.
14736 * langhooks-def.h (lhd_staticp): Delete prototype.
14737 (LANG_HOOKS_STATICP): Delete.
14738 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
14740 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
14741 instead of DECL_STMTs.
14743 2009-03-29 Joseph Myers <joseph@codesourcery.com>
14751 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
14753 (fold_call_expr): Return a NOP_EXPR from folding rather than the
14754 contained expression.
14755 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
14756 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
14757 conditional expressions for C.
14758 (decl_constant_value_for_optimization): Move from
14759 decl_constant_value_for_broken_optimization in c-typeck.c. Check
14760 whether optimizing and that the expression is a VAR_DECL not of
14761 array type instead of doing such checks in the caller. Do not
14762 check pedantic. Call gcc_unreachable for C++.
14763 * c-common.def (C_MAYBE_CONST_EXPR): New.
14764 * c-common.h (c_fully_fold, c_save_expr,
14765 decl_constant_value_for_optimization): New prototypes.
14766 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
14767 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
14768 EXPR_INT_CONST_OPERANDS): Define.
14769 * c-convert.c (convert): Strip nops from expression.
14770 * c-decl.c (groktypename): Take extra parameters expr and
14771 expr_const_operands. Update call to grokdeclarator.
14772 (start_decl): Update call to grokdeclarator. Add statement for
14773 expressions used in type of decl.
14774 (grokparm): Update call to grokdeclarator.
14775 (push_parm_decl): Update call to grokdeclarator.
14776 (build_compound_literal): Add parameter non_const and build a
14777 C_MAYBE_COSNT_EXPR if applicable.
14778 (grokdeclarator): Take extra parameters expr and
14779 expr_const_operands. Track expressions used in declaration
14780 specifiers and declarators. Fold array sizes and track whether
14781 they are constant expressions and whether they are integer
14782 constant expressions.
14783 (parser_xref_tag): Set expr and expr_const_operands fields in
14785 (grokfield): Update call to grokdeclarator.
14786 (start_function): Update call to grokdeclarator.
14787 (build_null_declspecs): Set expr and expr_const_operands fields in
14789 (declspecs_add_type): Handle expressions in typeof specifiers.
14790 * c-parser.c (c_parser_declspecs): Set expr and
14791 expr_const_operands fields for declaration specifiers.
14792 (c_parser_enum_specifier): Likewise.
14793 (c_parser_struct_or_union_specifier): Likewise.
14794 (c_parser_typeof_specifier): Likewise. Update call to
14795 groktypename. Fold expression as needed. Return expressions with
14796 type instead of adding statements.
14797 (c_parser_attributes): Update calls to c_parser_expr_list.
14798 (c_parser_statement_after_labels): Fold expression before passing
14799 to objc_build_throw_stmt.
14800 (c_parser_condition): Fold expression.
14801 (c_parser_asm_operands): Fold expression.
14802 (c_parser_conditional_expression): Use c_save_expr. Update call
14803 to build_conditional_expr.
14804 (c_parser_alignof_expression): Update call to groktypename.
14805 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
14806 original_code. Fold expression argument of va_arg. Create
14807 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
14808 argument to va_arg. Update calls to groktypename. Fold array
14809 index for offsetof. Verify that first argument to
14810 __builtin_choose_expr has integer type.
14811 (c_parser_postfix_expression_after_paren_type): Update calls to
14812 groktypename and build_compound_literal. Handle expressions with
14813 side effects in type name.
14814 (c_parser_postfix_expression_after_primary): Update call to
14815 c_parser_expr_list. Set original_code for calls to
14816 __builtin_constant_p.
14817 (c_parser_expr_list): Take extra parameter fold_p. Fold
14818 expressions if requested.
14819 (c_parser_objc_type_name): Update call to groktypename.
14820 (c_parser_objc_synchronized_statement): Fold expression.
14821 (c_parser_objc_receiver): Fold expression.
14822 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
14823 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
14824 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
14825 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
14826 (struct c_typespec): Add elements expr and expr_const_operands.
14827 (struct c_declspecs): Add elements expr and expr_const_operands.
14828 (groktypename, build_conditional_expr, build_compound_literal):
14830 (in_late_binary_op): Declare.
14831 * c-typeck.c (note_integer_operands): New function.
14832 (in_late_binary_op): New variable.
14833 (decl_constant_value_for_broken_optimization): Move to c-common.c
14834 and rename to decl_constant_value_for_optimization.
14835 (default_function_array_conversion): Do not strip nops.
14836 (default_conversion): Do not call
14837 decl_constant_value_for_broken_optimization.
14838 (build_array_ref): Do not fold result.
14839 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
14840 result when operand is a VLA.
14841 (c_expr_sizeof_type): Update call to groktypename. Handle
14842 expressions included in type name. Use C_MAYBE_CONST_EXPR for
14843 result when operand names a VLA type.
14844 (build_function_call): Update call to build_compound_literal.
14845 Only fold result for calls to __builtin_* functions. Strip
14846 NOP_EXPR from INTEGER_CST returned from such functions. Fold
14847 the function designator.
14848 (convert_arguments): Fold arguments. Update call to
14849 convert_for_assignment.
14850 (build_unary_op): Handle increment and decrement of
14851 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
14852 decrement earlier. Fold operand of increment and decrement.
14853 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
14854 built for integer operand. Wrap returns that are INTEGER_CSTs
14855 without being integer constant expressions or that have integer
14856 constant operands without being INTEGER_CSTs.
14857 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
14858 (build_conditional_expr): Add operand ifexp_bcp. Track whether
14859 result is an integer constant expression or can be used in
14860 unevaluated parts of one and avoid folding and wrap as
14861 appropriate. Fold operands before possibly doing -Wsign-compare
14863 (build_compound_expr): Wrap result for C99 if operands can be used
14864 in integer constant expressions.
14865 (build_c_cast): Update call to digest_init. Do not ignore
14866 overflow from casting floating-point constants to integers. Wrap
14867 results that could be confused with integer constant expressions,
14868 null pointer constants or floating-point constants.
14869 (c_cast_expr): Update call to groktypename. Handle expressions
14870 included in type name.
14871 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
14872 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
14873 Update calls to convert_for_assignment.
14874 (convert_for_assignment): Take new parameter
14875 null_pointer_constant. Do not strip nops or call
14876 decl_constant_value_for_broken_optimization. Set
14877 in_late_binary_op for conversions to boolean.
14878 (store_init_value): Update call to digest_init.
14879 (digest_init): Take new parameter null_pointer_constant. Do not
14880 call decl_constant_value_for_broken_optimization. pedwarn for
14881 initializers not constant expressions. Update calls to
14882 convert_for_assignment.
14883 (constructor_nonconst): New.
14884 (struct constructor_stack): Add nonconst element.
14885 (really_start_incremental_init, push_init_level, pop_init_level):
14886 Handle constructor_nonconst and nonconst element.
14887 (set_init_index): Call constant_expression_warning for array
14889 (output_init_element): Fold value. Set constructor_nonconst as
14890 applicable. pedwarn for initializers not constant expressions.
14891 Update call to digest_init. Call constant_expression_warning
14892 where constant initializers are required.
14893 (process_init_element): Use c_save_expr.
14894 (c_finish_goto_ptr): Fold expression.
14895 (c_finish_return): Fold return value. Update call to
14896 convert_for_assignment.
14897 (c_start_case): Fold switch expression.
14898 (c_process_expr_stmt): Fold expression.
14899 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
14900 ensure statement expression is not evaluated in constant expression.
14901 (build_binary_op): Track whether results are integer constant
14902 expressions or may occur in such, disable folding and wrap results
14903 as applicable. Fold operands for -Wsign-compare warnings unless
14905 (c_objc_common_truthvalue_conversion): Handle results folded to
14906 integer constants that are not integer constant expressions.
14907 * doc/extend.texi: Document when typeof operands are evaluated,
14908 that condition of __builtin_choose_expr is an integer constant
14909 expression, and more about use of __builtin_constant_p in
14912 2009-03-29 Richard Guenther <rguenther@suse.de>
14914 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
14915 propagate addresses of array references.
14917 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
14919 * regmove.c (perhaps_ends_bb_p): Remove.
14920 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
14921 from INSN and check that the main loop stays within that basic block.
14922 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
14923 (regmove_forward_pass): Split out from regmove_optimize. Use
14924 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
14925 (regmove_backward_pass): Split out from regmove_optimize. Use
14926 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
14927 (regmove_optimize): Simplify.
14929 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
14932 * config/i386/i386.c (classify_argument): Ignore flexible array
14933 member in struct and warn ABI change.
14935 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
14937 * config/i386/i386-protos.h (ix86_agi_dependent): New.
14939 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
14940 (ix86_adjust_cost): Updated.
14942 2009-03-29 Jan Hubicka <jh@suse.cz>
14944 PR middle-end/28850
14945 * tree-pass.h (pass_cleanup_eh): New function.
14946 (remove_unreachable_regions): Break code handling RTL
14947 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
14948 that can not be reached by runtime.
14949 (can_be_reached_by_runtime): New function.
14950 (label_to_region_map): New function.
14951 (num_eh_regions): New function.
14952 (rtl_remove_unreachable_regions): New function.
14953 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
14954 (remove_eh_region): New function.
14955 * except.h: Include sbitmap and vecprim.
14956 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
14957 num_eh_regions): Declare.
14958 * passes.c (init_optimization_passes): Schedule cleanup_eh.
14959 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
14960 * tree-eh.c (tree_remove_unreachable_handlers): New function.
14961 (tree_empty_eh_handler_p): New function.
14962 (cleanup_empty_eh): New function.
14963 (cleanup_eh): New function.
14964 (pass_cleanup_eh): New function.
14966 2009-03-29 Jan Hubicka <jh@suse.cz>
14968 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
14969 for removed regions.
14971 2009-03-29 Jan Hubicka <jh@suse.cz>
14973 * except.c (dump_eh_tree): Dump all datastructures.
14975 2009-03-29 Jan Hubicka <jh@suse.cz>
14977 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
14978 (duplicate_eh_regions_1): Likewise.
14979 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
14980 vector; call EH verification.
14981 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
14982 Be ready for region being removed.
14984 2009-03-29 Jan Hubicka <jh@suse.cz>
14986 * bitmap.c (bitmap_last_set_bit): New function.
14987 * bitmap.h (bitmap_last_set_bit): Declare.
14989 2009-03-29 David Ayers <ayers@fsfe.org>
14992 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
14993 by calling objc_compare_types and surpress warnings about
14994 incompatible C pointers that are compatible ObjC pointers.
14996 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
14998 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
14999 call initialize_inline_failed.
15000 (initialize_inline_failed): Move it from here ...
15001 * cgraph.c (initialize_inline_failed): ... to here.
15002 (cgraph_create_edge): Call initialize_inline_failed rather than
15003 setting inline_failed directly.
15005 2009-03-29 Ben Elliston <bje@au.ibm.com>
15008 * sysv4.opt (msdata): Improve comment.
15009 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
15010 * sysv4.h (SVR4_ASM_SPEC): Likewise.
15012 2009-03-29 Ben Elliston <bje@au.ibm.com>
15015 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
15016 load and store attributes.
15018 2009-03-29 Ben Elliston <bje@au.ibm.com>
15020 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
15021 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
15022 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
15023 * doc/extend.texi (X86 Built-in Functions): Add index entries for
15024 __builtin_infq and __builtin_huge_valq.
15026 2009-03-28 Anatoly Sokolov <aesok@post.ru>
15028 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
15030 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
15031 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
15033 2009-03-28 Xinliang David Li <davidxl@google.com>
15035 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
15036 (do_dbg_cnt): New function.
15038 2009-03-28 Jan Hubicka <jh@suse.cz>
15040 Merge from pretty-ipa:
15042 2009-03-27 Jan Hubicka <jh@suse.cz>
15044 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
15045 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
15046 * passes.c (function_called_by_processed_nodes_p): New.
15047 * ipa-pure-const.c (check_call): Fix handling of operands.
15048 (analyze_function): Dump debug output for skipped bodies.
15049 (local_pure_const): Use function_called_by_processed_nodes_p.
15050 * dwarf2out.c (reference_to_unused): Use output.
15051 * passes.c (do_per_function_toporder): Likewise.
15053 2008-11-12 Jan Hubicka <jh@suse.cz>
15055 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
15056 * ipa-pure-const.c (funct_state_d): Add can throw field; make
15057 state_set_in_source enum
15058 (check_decl): Ignore memory tags; do not set fake looping flags;
15060 (check_operand, check_tree, check_rhs_var, check_lhs_var,
15061 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
15062 (check_call, analyze_function): Rewrite.
15064 (add_new_function): Update call of analyze_function.
15065 (generate_summary): Add call of analyze_function.
15066 (propagate): Propagate can_throw; handle state_set_in_source correctly.
15067 (local_pure_const): New function.
15068 (pass_local_pure_const): New pass.
15069 * ipa-inline.c (inline_transform): Set after_inlining.
15070 * tree-eh.c (stmt_can_throw_external): New.
15071 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
15072 work with aliasing built.
15073 * tree-flow.h (stmt_can_throw_external): New.
15074 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
15075 and local pure/const pass in early and late optimization queue.
15077 2009-03-28 Martin Jambor <mjambor@suse.cz>
15079 * fold-const.c (get_pointer_modulus_and_residue): New parameter
15081 (fold_binary): Allow function decl aligment consideration is the
15082 second argument is integer constant one.
15083 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
15084 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
15085 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
15087 2009-03-28 Jan Hubicka <jh@suse.cz>
15089 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
15090 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
15091 * function.h (rtl_data): Add nothrow flag.
15092 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
15093 set DECL_NOTHROW for AVAILABLE functions.
15095 2009-03-28 Jakub Jelinek <jakub@redhat.com>
15097 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
15098 following vector keyword has expansion starting with pixel or bool
15099 keyword, expand vector to __vector and pixel or bool to __pixel or
15103 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
15104 warn_if_disallowed_function_p): Removed.
15105 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
15106 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
15107 warning_if_disallowed_function_p.
15108 * flags.h (warn_if_disallowed_function_p,
15109 warn_disallowed_functions): Removed.
15110 * common.opt (Wdisallowed-function-list=): Removed.
15111 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
15113 2009-03-28 Richard Guenther <rguenther@suse.de>
15115 PR tree-optimization/38723
15116 * tree-ssa-pre.c (compute_avail): Add all default definitions to
15119 2009-03-28 Jan Hubicka <jh@suse.cz>
15121 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
15122 test introduced by my previous patch.
15124 2009-03-28 Richard Guenther <rguenther@suse.de>
15126 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
15127 the PHIs value undefined.
15129 2009-03-28 Jan Hubicka <jh@suse.cz>
15131 * tree-pass.h (pass_fixup_cfg): New pass.
15132 * ipa-inline.c (inline_transform): Set
15133 always_inline_functions_inlined/after_inlining.
15134 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
15135 (pass_fixup_cfg): New pass.
15136 * passes.c (init_optimization_passes): Add fixup_cfg.
15138 2009-03-28 Richard Guenther <rguenther@suse.de>
15140 PR tree-optimization/38458
15141 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
15142 argument use the arguments copy-of value.
15144 2009-03-28 Richard Guenther <rguenther@suse.de>
15146 PR tree-optimization/38180
15147 * tree-ssa-ccp.c (get_default_value): Simplify.
15148 (likely_value): Likewise.
15149 (surely_varying_stmt_p): Properly handle VOP case.
15150 (ccp_initialize): Likewise.
15151 (ccp_fold): Handle propagating through *&.
15152 (fold_const_aggregate_ref): Also handle decls.
15154 2009-03-28 Jan Hubicka <jh@suse.cz>
15156 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
15157 * cgraph.h (cgraph_node): Likewise.
15158 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
15159 (cgraph_reset_node): Use process flag.
15160 (cgraph_mark_functions_to_output): Likewise.
15161 (cgraph_expand_function): Likewise.
15162 (cgraph_expand_all_functions): Likewise.
15163 (cgraph_output_in_order): Likewise.
15164 * dwarf2out.c (reference_to_unused): Likewise.
15165 * passes.c do_per_function_toporder): Likewise.
15167 2009-03-28 Jan Hubicka <jh@suse.cz>
15169 Bring from lto-branch:
15171 2008-09-03 Doug Kwan <dougkwan@google.com>
15173 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
15174 enums instead of reason strings.
15175 * cgraph.c (cgraph_create_edge): Same.
15176 (cgraph_inline_failed_string): New function.
15177 * cgraph.h (cgraph_inline_failed_t): New enum type.
15178 (cgraph_inline_failed_string): New prototype.
15179 (struct cgraph_edge): Change type of INLINED_FAILED from constant
15180 char pointer to cgraph_inline_failed_t.
15181 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
15182 (cgraph_default_inline_p): Ditto.
15183 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
15184 to cgraph_inline_failed_t pointer.
15185 * cif-code.def: New file.
15186 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
15188 (cgraph_check_inline_limits): Change type of REASON to pointer to
15189 cgraph_inline_failed_t. Replace reason strings with enums.
15190 (cgraph_default_inline_p): Ditto.
15191 (cgraph_recursive_inlining_p): Ditto.
15192 (update_caller_keys): Change type of FAILED_REASON to
15193 cgraph_inline_failed_t.
15194 (cgraph_set_inline_failed): Change type of REASON to pointer to
15195 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
15196 convert enums to strings for text output.
15197 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
15198 to be of type cgraph_inline_failed_t. Replace reason strings with
15199 enums. Call cgraph_inline_failed_string to covert enums
15200 to strings for text output.
15201 (cgraph_decide_inlining): Replace reason strings with enums.
15202 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
15203 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
15205 * tree-inline.c (expand_call_inline): Change type of REASON
15206 to cgraph_inline_failed_t. Replace reason strings with enums.
15207 Call cgraph_inline_failed_string for text output.
15208 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
15211 2009-03-28 Jan Hubicka <jh@suse.cz>
15213 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
15214 cgraph_clone_node): Remove master clone handling.
15215 (cgraph_is_master_clone, cgraph_master_clone): Remove.
15216 * cgraph.h (master_clone): Remove.
15217 (cgraph_is_master_clone, cgraph_master_clone): Remove.
15218 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
15219 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
15221 2009-03-28 Jan Hubicka <jh@suse.cz>
15223 * cgraph.c (cgraph_function_body_availability): Functions declared
15224 inline are always safe to assume that it is not going to be replaced.
15226 2009-03-28 Richard Guenther <rguenther@suse.de>
15228 PR tree-optimization/38513
15229 * tree-ssa-pre.c (eliminate): Remove redundant stores.
15230 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
15231 EXC_PTR_EXPR and FILTER_EXPR.
15232 (get_ref_from_reference_ops): Likewise.
15234 2009-03-28 Richard Guenther <rguenther@suse.de>
15236 PR tree-optimization/38968
15237 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
15238 Use FLOOR_MOD_EXPR to compute misalignment.
15240 2009-03-28 Richard Guenther <rguenther@suse.de>
15242 PR tree-optimization/37795
15243 * tree.h (combine_comparisons): Declare.
15244 * fold-const.c (combine_comparisons): Export.
15245 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
15247 (ifcombine_iforif): Use combine_comparisons.
15249 2009-03-28 Jan Hubicka <jh@suse.cz>
15251 * tree-eh.c (inlinable_call_p): New function.
15252 (make_eh_edges): Use it.
15253 (verify_eh_edges): Use it.
15254 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
15255 * except.c (reachable_next_level): Add inlinable_function argument
15256 (sjlj_find_directly_reachable_regions): Update.
15257 (add_reachable_handler): Do not set saw_any_handlers.
15258 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
15259 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
15260 Add new inlinable call parameter.
15261 (can_throw_internal, can_throw_external): Update.
15262 * except.h (can_throw_internal_1, can_throw_external_1,
15263 foreach_reachable_handler): Update declaration.
15265 2009-03-28 Joseph Myers <joseph@codesourcery.com>
15267 * config/arm/t-arm-coff, config/h8300/coff.h,
15268 config/i386/i386-aout.h, config/i386/i386-coff.h,
15269 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
15270 config/pdp11/2bsd.h, config/rs6000/aix41.h,
15271 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
15272 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
15273 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
15274 sys-types.h: Remove.
15275 * Makefile.in: Remove protoize and fixproto support and references
15277 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
15278 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
15280 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
15281 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
15282 unprotoize$(exeext).
15283 (rest.encap): Don't depend on $(STMP_FIXPROTO)
15284 (.PHONY): Don't depend on proto.
15285 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
15286 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
15287 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
15288 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
15289 build/gen-protos.o, build/scan.o, xsys-protos.h,
15290 build/fix-header$(build_exeext), build/fix-header.o,
15291 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
15292 stmp-install-fixproto): Remove.
15293 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
15294 SYSCALLS.c or fixproto files.
15295 (install-common): Don't install protoize.
15296 (install-headers-tar, install-headers-cpio, install-headers-cp):
15297 Don't depend on $(STMP_FIXPROTO).
15298 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
15299 install fixproto files or write out fixproto settings.
15300 (uninstall): Don't uninstall protoize.
15301 * config.gcc (use_fixproto): Remove.
15302 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
15303 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
15304 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
15305 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
15306 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
15307 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
15308 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
15309 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
15310 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
15311 * config/t-vxworks (STMP_FIXPROTO): Remove.
15312 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
15313 STMP_FIXPROTO): Remove.
15314 * config.in, configure: Regenerate.
15315 * crtstuff.c (gid_t, uid_t): Don't undefine.
15316 * doc/install.texi: Change m68k-coff to m68k-elf in example.
15317 (arm-*-coff, arm-*-aout: Remove target entries.
15318 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
15319 Remove mention of AIX 4.1.
15320 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
15321 * doc/invoke.texi (Running Protoize): Remove.
15322 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
15323 (Protoize Caveats): Remove.
15324 * tsystem.h: Update comments on headers assumed to exist.
15326 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
15328 * genautomata.c: Add a new year to the copyright. Add a new
15330 (struct insn_reserv_decl): Add comments for member bypass_list.
15331 (find_bypass): Remove.
15332 (insert_bypass): New.
15333 (process_decls): Use insert_bypass.
15334 (output_internal_insn_latency_func): Output all bypasses with the
15335 same input insn in one switch case.
15337 * rtl.def (define_bypass): Describe bypass choice.
15338 * doc/md.texi (define_bypass): Ditto.
15340 2009-03-27 Richard Guenther <rguenther@suse.de>
15342 * gimplify.c (mark_addressable): Export.
15343 * tree-flow.h (mark_addressable): Declare.
15344 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
15345 * tree-ssa.c (verify_phi_args): Verify that address taken
15346 variables have TREE_ADDRESSABLE set.
15348 2009-03-27 Richard Guenther <rguenther@suse.de>
15350 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
15351 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
15352 Do not mark decls TREE_ADDRESSABLE.
15353 (build_fold_addr_expr): Adjust.
15354 (fold_addr_expr): Remove.
15355 (fold_unary): Use build_fold_addr_expr.
15356 (fold_comparison): Likewise.
15357 (split_address_to_core_and_offset): Likewise.
15358 * coverage.c (tree_coverage_counter_addr): Mark the array decl
15360 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
15361 (gimplify_modify_expr_to_memcpy): Mark source and destination
15363 * omp-low.c (create_omp_child_function): Mark the object decl
15365 (lower_rec_input_clauses): Mark the var we take the address of
15367 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
15369 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15371 PR middle-end/39315
15372 * cfgexpand.c (expand_one_stack_var_at): Change alignment
15373 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
15375 2009-03-27 Richard Guenther <rguenther@suse.de>
15377 PR tree-optimization/39120
15378 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
15380 (handle_lhs_call): Process return constraints. Add escape
15381 constraints if necessary.
15382 (handle_const_call): Fill out return constraints. Make nested
15383 case more precise. Avoid consttmp if possible.
15384 (handle_pure_call): Fill out return constraints. Avoid
15385 callused if possible.
15386 (find_func_aliases): Simplify call handling.
15388 2009-03-27 Richard Guenther <rguenther@suse.de>
15390 PR tree-optimization/39120
15391 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
15392 as a representative.
15393 (solve_graph): Do propagate CALLUSED.
15394 (handle_pure_call): Use a scalar constraint from CALLUSED for
15396 (find_what_p_points_to): CALLUSED shall not appear in poins-to
15399 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15402 * c-common.c (handle_aligned_attribute): Properly check alignment
15403 overflow. Use (1U << i) instead of (1 << i).
15405 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
15407 * expr.h (get_mem_align_offset): Updated.
15409 * tree.h (tree_decl_common): Change align to "unsigned int" and
15410 move it before pointer_alias_set.
15412 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15413 Jakub Jelinek <jakub@redhat.com>
15416 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
15417 gr_register_operand with gr_reg_or_0_operand.
15418 (cmpxchg_rel_di): Likewise.
15419 (sync_lock_test_and_set<mode>): Likewise.
15421 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15423 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
15424 (true_regnum): Likewise.
15426 * rtlanal.c (subreg_info): Moved to ...
15427 * rtl.h (subreg_info): Here. New.
15428 (subreg_get_info): New.
15430 * rtlanal.c (subreg_get_info): Make it extern.
15432 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15435 * config/i386/i386.c (ix86_abi): New.
15436 (override_options): Handle -mabi=.
15437 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
15438 (ix86_call_abi_override): Likewise.
15439 (init_cumulative_args): Likewise.
15440 (function_arg_advance): Likewise.
15441 (function_arg_64): Likewise.
15442 (function_arg): Likewise.
15443 (ix86_pass_by_reference): Likewise.
15444 (ix86_function_value_regno_p): Likewise.
15445 (ix86_build_builtin_va_list_abi): Likewise.
15446 (setup_incoming_varargs_64): Likewise.
15447 (is_va_list_char_pointer): Likewise.
15448 (ix86_init_machine_status): Likewise.
15449 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
15450 (ix86_function_type_abi): Return enum calling_abi. Rewrite
15451 for 64bit. Replace DEFAULT_ABI with ix86_abi.
15452 (ix86_function_abi): Make it static and return enum calling_abi.
15453 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
15455 (ix86_fn_abi_va_list): Updated.
15457 * config/i386/i386.h (ix86_abi): New.
15458 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
15459 (CONDITIONAL_REGISTER_USAGE): Likewise.
15460 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
15461 (machine_function): Likewise.
15463 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
15465 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
15466 (STACK_BOUNDARY): Likewise.
15467 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
15469 * config/i386/i386.opt (mabi=): New.
15471 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
15472 return enum calling_abi.
15473 (ix86_function_type_abi): Likewise.
15474 (ix86_function_abi): Removed.
15476 * doc/invoke.texi: Document -mabi= option for x86.
15478 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15480 * builtins.c (real_dconstp): Delete.
15481 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
15483 2009-03-27 Dodji Seketeli <dodji@redhat.com>
15484 Jakub Jelinek <jakub@redhat.com>
15487 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
15488 (gen_subprogram_die): When a function is explicit, generate the
15489 DW_AT_explicit attribute.
15490 * langhooks.h (struct lang_hooks_for_decls): Add
15491 function_decl_explicit_p langhook.
15492 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
15493 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
15495 2009-03-27 Jakub Jelinek <jakub@redhat.com>
15497 * builtins.c (fold_builtin_memory_op): Optimize memmove
15498 into memcpy if we can prove source and destination don't overlap.
15500 * tree-inline.c: Include gt-tree-inline.h.
15501 (clone_fn_id_num): New variable.
15502 (clone_function_name): New function.
15503 (tree_function_versioning): Use it.
15504 * Makefile.in (GTFILES): Add tree-inline.c.
15506 2009-03-27 Mark Mitchell <mark@codesourcery.com>
15508 * BASE-VER: Change to 4.5.0.
15510 2009-03-27 Xinliang David Li <davidxl@google.com>
15512 PR tree-optimization/39557
15513 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
15515 2009-03-27 Xinliang David Li <davidxl@google.com>
15517 PR tree-optimization/39548
15518 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
15521 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15523 * c-common.c (pointer_int_sum): Use %wd on return from
15526 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15528 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
15529 on return from tree_low_cst.
15531 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
15534 * ginclude/stdarg.h (va_copy): Define also for
15535 __GXX_EXPERIMENTAL_CXX0X__.
15537 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15540 * builtins.h (c_strlen): Do not warn here.
15541 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
15542 * c-common.c (pointer_int_sum): Take an explicit location.
15543 Warn about offsets out of bounds.
15544 * c-common.h (pointer_int_sum): Adjust declaration.
15546 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15548 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
15551 2009-03-26 Jakub Jelinek <jakub@redhat.com>
15554 * opts.c (warn_if_disallowed_function_p): Don't assume
15555 get_callee_fndecl must return non-NULL.
15557 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
15559 PR rtl-optimization/39522
15560 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
15561 when reg_reloaded_valid is set.
15563 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15565 * config/spu/divv2df3.c: New file.
15566 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
15567 (DPBIT_FUNCS): Filter out _div_df.
15569 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
15571 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
15572 a jump insn, count that jump in the distance to the loop start.
15574 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
15577 * config/sh/sh.c (calc_live_regs): Fix condition for global
15578 registers except PIC_OFFSET_TABLE_REGNUM.
15580 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
15583 * doc/invoke.texi (-mconsole): New.
15585 (-mno-cygwin): New.
15587 (-mnop-fun-dllimport): New.
15591 (sub section "i386 and x86-64 Windows Options"): New.
15593 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
15595 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
15596 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
15598 2009-03-25 Richard Guenther <rguenther@suse.de>
15600 PR middle-end/39497
15601 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
15604 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
15606 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
15607 neither of haifa/selective schedulers are working.
15609 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15611 * doc/invoke.texi (Debugging Options): Fix description of
15612 -fno-merge-debug-strings.
15614 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
15616 * config/cris/libgcc.ver: New version-script.
15617 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
15619 * configure.ac <GAS features, nop mnemonic>: Add pattern
15620 crisv32-*-* for "nop".
15621 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
15622 * configure: Regenerate.
15624 2009-03-24 Ira Rosen <irar@il.ibm.com>
15626 PR tree-optimization/39529
15627 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
15628 mark_sym_for_renaming for the tag copied to the new vector
15631 2009-03-24 Arthur Loiret <aloiret@debian.org>
15633 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
15634 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
15635 EXTRA_SPEC_FUNCTIONS.
15636 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
15637 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
15638 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
15639 -march and -mtune options.
15641 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
15643 * config/m68k/t-rtems: Add m5329 multilib.
15645 2009-03-24 Dodji Seketeli <dodji@redhat.com>
15646 Jakub Jelinek <jakub@redhat.com>
15649 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
15652 2009-03-23 Jakub Jelinek <jakub@redhat.com>
15655 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
15656 instead of c_parser_expression_conv, if original_code isn't one of the
15657 4 allowed comparison codes, fail.
15659 2009-03-23 Richard Guenther <rguenther@suse.de>
15661 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
15662 * tree.h (struct tree_type): Likewise.
15663 * reload.h (struct insn_chain): Likewise.
15664 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
15665 * function.h (struct function): Likewise.
15666 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
15668 2009-03-23 Jakub Jelinek <jakub@redhat.com>
15670 PR tree-optimization/39516
15671 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
15673 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
15675 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
15676 should be set true if BITS_PER_WORD of target is bigger than 32
15678 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
15680 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
15681 Translate -B-options to -rpath-link. Correct existing
15682 rpath-link and conditionalize on !nostdlib.
15684 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15686 * doc/extend.texi (Function Attributes, Variable Attributes):
15688 * doc/invoke.texi (Debugging Options, Optimize Options)
15689 (i386 and x86-64 Options, MCore Options): Likewise.
15691 2009-03-20 Jakub Jelinek <jakub@redhat.com>
15694 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
15695 it for block local namespace aliases.
15696 (gen_decl_die): Pass context_die to gen_namespace_die.
15698 2009-03-19 Jakub Jelinek <jakub@redhat.com>
15701 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
15702 minimum or maximum value.
15704 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
15706 * reginfo.c (globalize_reg): Recompute derived reg sets.
15708 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
15711 * libgcc2.c (mprotect): Do not use signed arguments for
15712 VirtualProtect, use DWORD arguments. Also fix the 'may
15713 be used uninitialized' warning for the np variable.
15715 2009-03-19 Jakub Jelinek <jakub@redhat.com>
15718 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
15719 functions using regparm calling conventions when not optimizing.
15720 (ix86_function_sseregparm): Similarly for sseregparm calling
15723 2009-03-19 Li Feng <nemokingdom@gmail.com>
15725 PR middle-end/39500
15726 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
15727 dependence if the first conflict is after niter iterations.
15729 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
15731 PR middle-end/38609
15732 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
15733 functions with dynamic stack-pointer adjustments.
15735 2009-03-19 Ben Elliston <bje@au.ibm.com>
15737 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
15738 option; change to -msdata=data.
15740 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15742 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
15745 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
15748 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
15750 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
15752 * doc/invoke.texi (Code Gen Options): Expand discussion of
15755 2009-03-18 Jakub Jelinek <jakub@redhat.com>
15757 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
15758 * matrix-reorg.c (struct matrix_info): Likewise.
15759 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
15760 * rtl.h (struct mem_attrs): Likewise.
15761 * df.h (struct df): Likewise.
15762 * tree-data-ref.h (struct data_dependence_relation): Likewise.
15763 * ira-int.h (struct ira_allocno): Likewise.
15764 * df-scan.c (struct df_collection_rec): Likewise.
15765 * ira.c (struct equivalence): Likewise.
15766 * function.c (struct temp_slot): Likewise.
15767 * cfgloop.h (struct loop): Likewise.
15770 * function.c (use_register_for_decl): When not optimizing, disregard
15771 register keyword for variables with types containing methods.
15773 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
15775 PR middle-end/39447
15776 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
15777 (is_simple_operand): Call contains_component_ref_p before calling data
15778 reference analysis that would fail on COMPONENT_REFs.
15780 * tree-vrp.c (search_for_addr_array): Fix formatting.
15782 2009-03-18 Richard Guenther <rguenther@suse.de>
15784 * tree-vect-transform.c (vect_loop_versioning): Fold the
15785 generated comparisons.
15786 * tree-vectorizer.c (set_prologue_iterations): Likewise.
15787 (slpeel_tree_peel_loop_to_edge): Likewise.
15789 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15791 PR middle-end/37805
15792 * opts.c (print_specific_help): In addition to `undocumented',
15793 accept `separate' and `joined' flags if passed alone. Describe
15794 output by the first matched one of those.
15795 (common_handle_option): Skip over empty strings.
15796 * gcc.c (display_help): Fix help string for `--help='.
15797 * doc/invoke.texi (Option Summary, Overall Options): With
15798 `--help=', classes and qualifiers can both be repeated, but
15799 only the latter can be negated. One should not pass only
15800 negated qualifiers. Fix markup and examples.
15803 2008-10-14 Jakub Jelinek <jakub@redhat.com>
15804 PR middle-end/37805
15805 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
15806 and -fhelp=separate.
15808 2009-03-17 Jing Yu <jingyu@google.com>
15810 PR middle-end/39378
15811 * function.h (struct rtl_data): Move is_thunk from here...
15812 (struct function): ...to here.
15813 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
15814 * varasm.c (assemble_start_function): Change is_thunk from crtl to
15816 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
15818 (alpha_does_function_need_gp, alpha_start_function): Likewise.
15819 (alpha_output_function_end_prologue): Likewise.
15820 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
15821 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
15822 (rs6000_output_function_epilogue): Likewise.
15823 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
15825 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
15828 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
15829 from different units in a single alternative.
15830 (*truncdfsf_i387): Ditto.
15831 (*truncxfsf2_mixed): Ditto.
15832 (*truncxfdf2_mixed): Ditto.
15834 2009-03-17 Jakub Jelinek <jakub@redhat.com>
15836 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
15837 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
15840 * tree-ssa-live.c (remove_unused_locals): Don't remove local
15841 unused non-artificial variables when not optimizing.
15844 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
15845 DW_TAG_imported_module even if decl is IMPORTED_DECL with
15846 NAMESPACE_DECL in its DECL_INITIAL.
15848 PR middle-end/39443
15849 * optabs.c (set_user_assembler_libfunc): New function.
15850 * expr.h (set_user_assembler_libfunc): New prototype.
15851 * c-common.c: Include libfuncs.h.
15852 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
15853 for memcmp, memset, memcpy, memmove and abort.
15854 * Makefile.in (c-common.o): Depend on libfuncs.h.
15857 * dwarf2out.c (gen_inlined_enumeration_type_die,
15858 gen_inlined_structure_type_die, gen_inlined_union_type_die,
15859 gen_tagged_type_instantiation_die): Removed.
15860 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
15863 2009-03-17 Janis Johnson <janis187@us.ibm.com>
15866 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
15868 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
15869 (check-parallel-%): Ditto.
15870 (check-consistency): Ditto.
15872 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
15874 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
15875 local variable rhs by NULL_TREE.
15877 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
15880 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
15882 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
15885 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
15887 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
15890 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
15891 for ms->sysv ABI calls only in 64bit mode.
15893 * config/i386/i386.md (untyped_call): Support 32bit.
15895 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
15897 * doc/extend.texi: Replace x86_65 with x86_64.
15899 2009-03-16 Jakub Jelinek <jakub@redhat.com>
15901 PR tree-optimization/39455
15902 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
15903 mismatches for POINTER_TYPE_P (type).
15904 (number_of_iterations_le): Likewise.
15906 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
15908 * config/picochip/picochip.c: Removed profiling support.
15909 * config/picochip/picochip.md: Removed profiling instruction.
15910 * config/picochip/picochip.h: Removed profiling builtin.
15912 2009-03-16 Joseph Myers <joseph@codesourcery.com>
15914 * doc/install.texi (--with-host-libstdcxx): Document.
15916 2009-03-14 Anatoly Sokolov <aesok@post.ru>
15919 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
15920 generate a warning if the function name does not begin with
15921 "__vector" and the function has either the 'signal' or 'interrupt'
15922 attribute, from here to ...
15923 (avr_declare_function_name): ...here. New function.
15924 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
15925 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
15927 2009-03-14 Jakub Jelinek <jakub@redhat.com>
15930 * cse.c (fold_rtx): Don't modify original const_arg1 when
15931 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
15932 separate variable instead.
15933 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
15934 from out of range shift counts.
15935 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
15937 2009-03-13 Catherine Moore <clm@codesourcery.com>
15939 * config/i386/x-mingw32 (host-mingw32.o): Replace
15940 diagnostic.h with $(DIAGNOSTIC_H).
15942 2009-03-12 Jakub Jelinek <jakub@redhat.com>
15945 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
15947 * config/i386/sync.md (sync_compare_and_swap<mode>,
15948 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
15949 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
15951 (sync_double_compare_and_swapdi_pic,
15952 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
15953 cmpxchg8b_pic_memory_operand instead of just memory_operand.
15955 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
15958 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
15960 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
15963 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
15964 (avx_addsubv4df3): Likewise.
15965 (*avx_addsubv4sf3): Likewise.
15966 (sse3_addsubv4sf3): Likewise.
15968 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
15971 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
15973 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
15976 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
15977 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
15978 registers for allocnos created from user-defined variables.
15980 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15983 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
15984 of non-integer mode as well.
15986 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
15988 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
15989 for functions for which the parameter types are unknown.
15991 2009-03-11 Jakub Jelinek <jakub@redhat.com>
15994 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
15995 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
15996 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
15997 * config/i386/i386.c (ix86_local_alignment): For
15998 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
15999 long long variables on the stack to avoid dynamic realignment.
16000 Allow the first argument to be a decl rather than type.
16001 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
16003 2009-03-11 Nick Clifton <nickc@redhat.com>
16006 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
16008 Add description to mno-lsim option.
16009 * config/mcore/mcore.h: Remove comment about deprecated m4align
16011 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
16012 * doc/invoke.texi: Add description of mno-lsim and
16013 mstack-increment options.
16015 * config/fr30/fr30.opt: Document the -mno-lsim option.
16016 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
16017 and -mno-lsim options.
16019 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16021 * fold-const.c (fold_comparison): Only call fold_inf_compare
16022 if the mode supports infinities.
16024 2009-03-11 Jason Merrill <jason@redhat.com>
16027 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
16028 end already did. Notice GIMPLE_CALL modifications of the result.
16029 Don't copy debug information from an ignored decl or a decl from
16032 2009-03-10 Richard Guenther <rguenther@suse.de>
16033 Nathan Froyd <froydnj@codesourcery.com>
16035 PR middle-end/37850
16036 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
16037 (__divMODE3): Likewise.
16039 2009-03-09 Jakub Jelinek <jakub@redhat.com>
16041 PR tree-optimization/39394
16042 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
16043 DECL_SIZE_UNIT of variable length FIELD_DECLs.
16045 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16047 * recog.c (verfiy_changes): Disallow renaming of hard regs in
16048 inline asms for register asm ("") declarations.
16050 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
16052 * fold-const.c (fold_unary): Fix comment.
16054 2009-03-07 Jan Hubicka <jh@suse.cz>
16057 * tree-inline.c (setup_one_parameter): Do replacement of const
16058 argument by constant in SSA form.
16060 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16062 PR middle-end/38028
16063 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
16064 determine alignment passed to assign_stack_local.
16065 (assign_parms_unsplit_complex): Likewise.
16066 * except.c (sjlj_build_landing_pads): Likewise.
16068 2009-03-06 Jakub Jelinek <jakub@redhat.com>
16070 PR middle-end/39360
16071 * tree-flow.h (add_referenced_var): Return bool instead of void.
16072 * tree-dfa.c (add_referenced_var): Return result of
16073 referenced_var_check_and_insert call.
16074 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
16075 of referenced_var_check_and_insert.
16078 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
16079 (gen_variable_die): Emit DW_AT_location on abstract static variable's
16080 DIE, don't emit it if abstract origin already has it.
16081 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
16082 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
16084 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
16086 * genpreds.c (needs_variable): Fix parentheses at variable name
16088 (write_tm_constrs_h): Indent generated code.
16090 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16092 * doc/extend.texi (Function Attributes): Add documentation
16093 for isr attributes.
16095 2009-03-06 Jakub Jelinek <jakub@redhat.com>
16098 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
16099 take locus from its DECL_SOURCE_LOCATION instead of input_location.
16101 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
16103 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
16106 2009-03-05 Jakub Jelinek <jakub@redhat.com>
16109 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
16110 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
16112 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
16114 * config/i386/i386.md (R8_REG, R9_REG): New constants.
16115 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
16116 constants instead of magic numbers.
16117 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
16119 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
16120 (x86_64_ms_abi_int_parameter_registers): Ditto.
16121 (x86_64_int_return_registers): Ditto.
16122 (ix86_maybe_switch_abi): Ditto.
16123 (ix86_expand_call): Ditto for clobbered_registers array.
16124 (ix86_hard_regno_mode_ok): Ditto.
16125 (x86_extended_QIreg_mentioned_p): Ditto.
16127 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
16129 PR tree-optimization/39349
16130 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
16132 * combine.c (gen_lowpart_for_combine): Use omode when generating
16135 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
16137 PR rtl-optimization/39235
16138 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
16140 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
16142 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
16144 2009-03-04 Richard Guenther <rguenther@suse.de>
16146 PR tree-optimization/39362
16147 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
16148 that occur in abnormal PHIs should be varying.
16150 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
16152 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
16154 (simple_iv): Take loop as an argument instead of statement.
16155 * tree-scalar-evolution.h (simple_iv): Declaration changed.
16156 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
16158 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
16160 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
16161 * matrix-reorg.c (analyze_transpose): Ditto.
16162 * tree-data-ref.c (dr_analyze_innermost): Ditto.
16163 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
16164 * tree-predcom.c (ref_at_iteration): Ditto.
16165 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
16167 2009-03-04 Richard Guenther <rguenther@suse.de>
16169 PR tree-optimization/39358
16170 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
16171 escaped_id and callused_id.
16172 (solve_graph): Likewise.
16174 2009-03-04 Richard Guenther <rguenther@suse.de>
16176 PR tree-optimization/39339
16177 * tree-sra.c (try_instantiate_multiple_fields): Make it
16178 no longer ICE on the above.
16180 2009-03-03 Joseph Myers <joseph@codesourcery.com>
16182 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
16183 that fits within Pmode.
16185 2009-03-03 Steve Ellcey <sje@cup.hp.com>
16187 PR middle-end/10109
16188 * tm.texi (LIBCALL_VALUE): Update description.
16190 2009-03-03 Steve Ellcey <sje@cup.hp.com>
16192 PR middle-end/34443
16193 * doc/extend.texi (section): Update description.
16195 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
16197 PR middle-end/39345
16198 * tree-inline.c (remapped_type): New.
16199 (can_be_nonlocal): Call remapped_type instead of remap_type.
16201 2009-03-03 Jakub Jelinek <jakub@redhat.com>
16204 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
16205 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
16207 2009-03-03 Richard Guenther <rguenther@suse.de>
16209 PR middle-end/39272
16210 * tree.c (tree_nonartificial_location): New function.
16211 * tree.h (tree_nonartificial_location): Declare.
16212 * builtins.c (expand_builtin_memory_chk): Provide location
16213 of the call location for artificial function pieces.
16214 (maybe_emit_chk_warning): Likewise.
16215 (maybe_emit_sprintf_chk_warning): Likewise.
16216 (maybe_emit_free_warning): Likewise.
16217 * expr.c (expand_expr_real_1): Likewise.
16219 2009-03-03 Jakub Jelinek <jakub@redhat.com>
16221 PR tree-optimization/39343
16222 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
16223 COMPONENT_REF t has ARRAY_TYPE.
16225 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
16227 PR middle-end/39335
16228 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
16229 when the type precision of the induction variable should be
16230 larger than the type precision of nit.
16231 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
16232 * graphite.c (graphite_loop_normal_form): Same.
16233 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
16235 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
16237 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
16238 (*call_1_rex64_ms_sysv): Use named constants instead of magic
16239 numbers to describe clobbered registers.
16240 (*call_value_0_rex64_ms_sysv): Ditto.
16241 * config/i386/mmx.md (mmx_emms): Ditto.
16242 (mmx_femms): Ditto.
16244 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
16246 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
16249 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16251 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
16252 (spu_section_type_flags): New function.
16254 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
16256 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
16257 reg_class_contents of FLOAT_REGS into a temporary.
16259 2009-03-02 Richard Guenther <rguenther@suse.de>
16260 Ira Rosen <irar@il.ibm.com>
16262 PR tree-optimization/39318
16263 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
16264 information to the vectorized statement.
16266 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
16268 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
16269 variable. Use defined names instead of magic constants for REX SSE
16272 2009-03-01 Richard Guenther <rguenther@suse.de>
16274 PR tree-optimization/39331
16275 * omp-low.c (lower_send_shared_vars): Do not receive new
16276 values for the reference of DECL_BY_REFERENCE parms or results.
16278 2009-03-01 Jan Hubicka <jh@suse.cz>
16281 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
16282 BLOCK_NONLOCALIZED_VAR): New macros.
16283 (tree_block): Add nonlocalized_vars.
16284 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
16285 gen_decl_die): Add origin argument. Allow generation of die with
16286 origin at hand only.
16287 (gen_member_die, gen_type_die_with_usage, force_decl_die,
16288 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
16290 (gen_block_die): Fix checking for unused blocks.
16291 (process_scope_var): Break out from .... ; work with origins only.
16292 (decls_for_scope) ... here; process nonlocalized list.
16293 (dwarf2out_ignore_block): Look for nonlocalized vars.
16294 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
16296 (dump_scope_block): Dump them.
16297 * tree-inline.c (remap_decls): Handle nonlocalized vars.
16298 (remap_block): Likewise.
16299 (can_be_nonlocal): New predicate.
16300 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
16302 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16304 * configure: Regenerate.
16306 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16308 * optc-gen.awk: No need to duplicate option flags twice.
16309 Reuse help texts for duplicate options which do not have any.
16311 * gcc.c (display_help): Document --version.
16313 * gcc.c (main): If print_help_list and verbose_flag, ensure
16314 driver output comes before subprocess output.
16316 * optc-gen.awk: Assign all remaining fields to help string,
16317 space-separated, for multi-line help in *.opt.
16319 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
16320 -Wno-pedantic-ms-format is for MinGW targets only.
16322 * doc/options.texi (Option file format): Fix bad indentation,
16323 restoring dropped sentence.
16325 2009-02-28 Jan Hubicka <jh@suse.cz>
16327 * tree-inline.c (tree_function_versioning): Output debug info.
16329 2009-02-28 Jan Hubicka <jh@suse.cz>
16332 * tree-inline.c (setup_one_parameter): Do not copy propagate
16333 arguments when not optimizing.
16335 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
16338 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
16339 (avx_addsubv4df3): Likewise.
16340 (*avx_addsubv4sf3): Likewise.
16341 (sse3_addsubv4sf3): Likewise.
16342 (*avx_addsubv2df3): Likewise.
16343 (sse3_addsubv2df3): Likewise.
16344 (avx_unpckhps256): Correct item selectors.
16345 (avx_unpcklps256): Likewise.
16346 (avx_unpckhpd256): Likewise.
16347 (avx_unpcklpd256): Likewise.
16349 2009-02-28 Jan Hubicka <jh@suse.cz>
16351 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
16353 (copy_arguments_for_versioning): If var is declared don't declare it.
16354 (tree_function_versioning): First setup substitutions and then copy
16357 2009-02-27 Jan Hubicka <jh@suse.cz>
16360 * cgraph.h (varpool_output_debug_info): Remove.
16361 * cgraphunit.c (varpool_output_debug_info): Remove.
16362 * dwarf2out.c (deferred_locations_struct): New struct
16363 (deferred_locations): New type.
16364 (deferred_locations_list): New static var.
16365 (deffer_location): New function.
16366 (gen_variable_die): Use it.
16367 (decls_for_scope): Output info on local static vars.
16368 (dwarf2out_finish): Process deferred locations.
16369 * varpool.c (varpool_output_debug_info): Remove.
16371 2009-02-27 Jan Hubicka <jh@suse.cz>
16374 * tree.h (TREE_PROTECTED): Fix comment.
16375 (BLOCK_HANDLER_BLOCK): Remove.
16376 (struct tree_block): Remove handler_block add body_block.
16377 (inlined_function_outer_scope_p): New.
16378 (is_body_block): Remove.
16379 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
16380 * dwarf2out.c (is_inlined_entry_point): Remove.
16381 (add_high_low_attributes): Use inlined_function_outer_scope_p.
16382 (gen_block_die): Use is_inlined_entry_point check. Remove body block
16384 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
16385 * gimplify.c (gimplify_expr): Gimplify body blocks.
16386 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
16387 block with multiple subblocks.
16388 (dump_scope_block): Prettier output; dump more flags and info.
16389 (dump_scope_blocks): New.
16390 (remove_unused_locals): Use dump_scope_blocks.
16391 * tree-flow.h (dump_scope_blocks): Declare.
16392 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
16393 * stmt.c (is_body_block): Remove.
16394 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
16395 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
16397 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
16399 PR middle-end/39308
16400 * graphite.c (graphite_loop_normal_form): Do not call
16401 number_of_iterations_exit from a gcc_assert.
16403 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16405 * config/s390/s390.c (s390_swap_cmp): Look for conditional
16406 jumps if COND is NULL.
16407 (find_cond_jump): New function.
16408 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
16409 * config/s390/s390.md: Remove z10_cobra attribute value.
16411 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
16413 * config/alpha/alpha.h (alpha_expand_mov): Return false if
16414 force_const_mem returns NULL_RTX.
16416 2009-02-26 Jan Hubicka <jh@suse.cz>
16419 * cgraph.h (varpool_output_debug_info): Remove.
16420 * cgraphunit.c (varpool_output_debug_info): Remove.
16421 * dwarf2out.c (deferred_locations_struct): New struct
16422 (deferred_locations): New type.
16423 (deferred_locations_list): New static var.
16424 (deffer_location): New function.
16425 (gen_variable_die): Use it.
16426 (decls_for_scope): Output info on local static vars.
16427 (dwarf2out_finish): Process deferred locations.
16428 * varpool.c (varpool_output_debug_info): Remove.
16430 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
16432 PR rtl-optimization/39241
16433 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
16434 to subreg_offset_representable_p.
16436 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
16438 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
16439 execute function prototype. Get f and nregs from max_reg_num
16440 and get_insns. Remove the first backward pass as it's dead,
16441 guard the forward pass by flag_expensive_optimizations.
16442 (rest_of_handle_regmove): Delete.
16443 (pass_regmove): Replace it with regmove_optimize.
16445 2009-02-25 Martin Jambor <mjambor@suse.cz>
16447 PR tree-optimization/39259
16448 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
16449 calls_alloca function flags.
16450 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
16451 calls are detected.
16453 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
16455 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
16456 flags_set_1_rtx, flags_set_1_set): Delete.
16457 (regmove_optimize): Do not call mark_flags_life_zones.
16459 2009-02-24 Julian Brown <julian@codesourcery.com>
16462 * config/arm/arm.c (require_pic_register): Only set
16463 cfun->machine->pic_reg once per function.
16465 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
16467 * doc/invoke.texi (Link Options): Document an easier way to pass
16468 options that take arguments to the GNU linker using -Xlinker and -Wl.
16470 2009-02-24 Steve Ellcey <sje@cup.hp.com>
16473 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
16475 2009-02-24 Richard Guenther <rguenther@suse.de>
16478 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
16480 2009-02-24 Richard Guenther <rguenther@suse.de>
16481 Zdenek Dvorak <ook@ucw.cz>
16483 PR tree-optimization/39233
16484 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
16485 from converting them to a generic type.
16487 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
16489 PR tree-optimization/39260
16490 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
16491 contains a condition with a real type.
16492 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
16494 2009-02-23 Jason Merrill <jason@redhat.com>
16497 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
16498 narrowing_initializer_constant_valid_p.
16499 (narrowing_initializer_constant_valid_p): Don't return
16500 null_pointer_node for adding a pointer to itself.
16502 2009-02-23 Jan Hubicka <jh@suse.cz>
16505 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
16508 2009-02-23 Jan Hubicka <jh@suse.cz>
16510 PR tree-optimization/37709
16511 * tree.c (block_ultimate_origin): Move here from dwarf2out.
16512 * tree.h (block_ultimate_origin): Declare.
16513 * dwarf2out.c (block_ultimate_origin): Move to tree.c
16514 * tree-ssa-live.c (remove_unused_scope_block_p):
16515 Eliminate blocks containig no instructions nor live variables nor
16517 (dump_scope_block): New function.
16518 (remove_unused_locals): Enable removal of dead blocks by default;
16519 enable dumping at TDF_DETAILS.
16521 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
16523 * config/i386/i386.c (classify_argument): Don't allow COImode
16525 (function_arg_advance_32): Don't allow OImode.
16526 (function_arg_32): Likewise.
16527 (function_value_32): Likewise.
16528 (return_in_memory_32): Likewise.
16529 (function_arg_64): Remove OImode comment.
16531 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
16534 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
16535 ix86_expand_vector_set for V4DImode in 64bit mode only.
16536 (ix86_expand_vector_init_one_var): Likewise.
16538 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
16540 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
16542 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
16545 * loop-iv.c: Revert last change.
16546 * emit-rtl.c: Likewise.
16548 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
16551 * config/i386/i386.c (type_natural_mode): Remove an extra
16552 space in the warning message.
16553 (function_value_32): Handle 32-byte vector modes.
16554 (return_in_memory_32): Likewise.
16556 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
16558 * loop-iv.c (truncate_value): New function.
16559 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
16561 (lowpart_subreg): Move to...
16562 * emit-rtl.c: ...here.
16564 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
16566 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
16567 accidental and undocumented change at revision 140860.
16569 2009-02-21 Joseph Myers <joseph@codesourcery.com>
16571 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
16572 take gimple_seq * arguments.
16573 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
16574 types_compatible_p langhook.
16576 2009-02-20 Mark Mitchell <mark@codesourcery.com>
16577 Joseph Myers <joseph@codesourcery.com>
16579 * config/arm/arm.c (arm_builtin_va_list): New function.
16580 (arm_expand_builtin_va_start): Likewise.
16581 (arm_gimplify_va_arg_expr): Likewise.
16582 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
16583 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
16584 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
16585 (va_list_type): New variable.
16586 (arm_mangle_type): Mangle va_list_type appropriately.
16588 2009-02-20 Jakub Jelinek <jakub@redhat.com>
16590 PR middle-end/39157
16591 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
16592 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
16593 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
16594 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
16595 parameter to 1000 for -O1 by default.
16596 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
16598 * loop-invariant.c: Include params.h.
16599 (move_loop_invariants): Don't call move_single_loop_invariants on
16602 2009-02-20 Jaka Mocnik <jaka@xlab.si>
16604 * calls.c (emit_library_call_value_1): Use slot_offset instead of
16605 offset when calculating bounds for indexing stack_usage_map. Fixes
16606 a buffer overflow with certain target setups.
16608 2009-02-20 Jakub Jelinek <jakub@redhat.com>
16611 * calls.c (expand_call): Clear try_tail_call if caller and callee
16612 disagree in promotion of function return value.
16614 2009-02-19 Jakub Jelinek <jakub@redhat.com>
16617 * c-common.c (c_determine_visibility): If visibility changed and
16618 DECL_RTL has been already set, call make_decl_rtl to update symbol
16621 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
16624 * varasm.c (assemble_variable): Don't check DECL_NAME when
16625 globalizing a variable.
16627 2009-02-19 Joseph Myers <joseph@codesourcery.com>
16630 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
16631 expression before any __builtin_trap call.
16632 * c-typeck.c (build_function_call): Convert and check function
16633 arguments before generating a call to a trap. Evaluate the
16634 function arguments before the trap.
16636 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
16639 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
16640 (UNSPEC_FXAM_MEM): New unspec.
16641 (fxam<mode>2_i387_with_temp): New insn and split pattern.
16642 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
16643 memory using fxam<mode>2_i387_with_temp to remove excess precision.
16645 2009-02-19 Richard Guenther <rguenther@suse.de>
16647 PR tree-optimization/39207
16648 PR tree-optimization/39074
16649 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
16650 storedanything_tree): New.
16651 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
16652 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
16653 (build_succ_graph): Add edges from STOREDANYTHING to all
16655 (init_base_vars): Initialize STOREDANYTHING.
16656 (compute_points_to_sets): Free substitution info after
16657 building the succ graph.
16658 (ipa_pta_execute): Likewise.
16660 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
16662 (do_ds_constraint): Do not add to special var or non-pointer
16664 (type_could_have_pointers): Split out from ...
16665 (could_have_pointers): ... here. For arrays use the element type.
16666 (create_variable_info_for): Initialize may_have_pointers.
16667 (new_var_info): Likewise.
16668 (handle_lhs_call): Make the HEAP variable unknown-sized.
16669 (intra_create_variable_infos): Use a type with pointers for
16670 PARM_NOALIAS, make it unknown-sized.
16672 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
16675 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
16677 2009-02-18 Jason Merrill <jason@redhat.com>
16680 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
16681 value if DECL_EXTERNAL.
16682 * tree-sra.c (sra_walk_gimple_assign): Likewise.
16683 * target.h (gcc_target::binds_local_p): Clarify "module".
16684 * tree.h (TREE_PUBLIC): Clarify "module".
16686 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
16689 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
16690 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
16692 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
16695 * c.opt (Wabi): Support C and ObjC.
16698 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
16700 * config/i386/i386.c (classify_argument): Warn once about the ABI
16701 change when passing union with long double.
16703 * doc/invoke.texi: Update -Wabi for warning psABI changes.
16705 2009-02-18 Joseph Myers <joseph@codesourcery.com>
16708 * c-parser.c (c_parser_compound_statement): Always enter and leave
16711 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16714 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
16716 2009-02-18 Jakub Jelinek <jakub@redhat.com>
16718 PR tree-optimization/36922
16719 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
16720 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
16723 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
16725 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
16728 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
16730 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
16732 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
16734 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
16737 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
16738 Richard Sandiford <rdsandiford@googlemail.com>
16740 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
16741 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
16742 (loongson_biadd): ...this.
16744 2009-02-17 Richard Guenther <rguenther@suse.de>
16746 PR tree-optimization/39202
16747 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
16748 a var make sure to follow existing collapses.
16750 2009-02-17 Richard Guenther <rguenther@suse.de>
16752 PR middle-end/39214
16753 * langhooks.c (lhd_print_error_function): Check for NULL block.
16755 2009-02-17 Richard Guenther <rguenther@suse.de>
16757 PR tree-optimization/39204
16758 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
16761 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
16763 * config/soft-fp/double.h: Update from glibc CVS.
16765 2009-02-17 Richard Guenther <rguenther@suse.de>
16767 PR tree-optimization/39207
16768 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
16769 strict-aliasing warnings for pointers pointing to NULL.
16771 2009-02-16 Joseph Myers <joseph@codesourcery.com>
16774 * c-parser.c (c_parser_braced_init): Call pop_init_level when
16775 skipping until next close brace.
16777 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
16780 * config/i386/i386.c (ix86_expand_push): Set memory alignment
16781 to function argument boundary.
16783 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
16785 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
16786 in the lea_add. Reload eventually constraints it properly.
16787 * config/picochip/constraints.md: Remove the target constraint
16788 "b", since it is not needed anymore.
16790 2009-02-16 Jakub Jelinek <jakub@redhat.com>
16792 * gthr-dce.h: Uglify function parameter and local variable names.
16793 * gthr-gnat.h: Likewise.
16794 * gthr-mipssde.h: Likewise.
16795 * gthr-nks.h: Likewise.
16796 * gthr-posix95.h: Likewise.
16797 * gthr-posix.h: Likewise.
16798 * gthr-rtems.h: Likewise.
16799 * gthr-single.h: Likewise.
16800 * gthr-solaris.h: Likewise.
16801 * gthr-tpf.h: Likewise.
16802 * gthr-vxworks.h: Likewise.
16803 * gthr-win32.h: Likewise.
16805 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
16808 * config/i386/i386.md: Restrict the new peephole2 to move
16809 between MMX/SSE registers.
16811 2009-02-15 Richard Guenther <rguenther@suse.de>
16814 2009-02-13 Richard Guenther <rguenther@suse.de>
16816 * configure.ac: Enable LFS.
16817 * configure: Re-generate.
16818 * config.in: Likewise.
16820 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16822 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
16823 spu_srqwbyte, spu_srqwbytebc): Define.
16824 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
16825 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
16826 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
16827 "shrqby_<mode>"): New insn-and-split patterns.
16828 * config/spu/spu.c (expand_builtin_args): Determine and return
16829 number of operands using spu_builtin_description data.
16830 (spu_expand_builtin_1): Use it.
16832 2009-02-13 Steve Ellcey <sje@cup.hp.com>
16835 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
16838 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
16841 * config/i386/i386.c (override_options): Correct warning
16842 messages for -malign-loops, -malign-jumps and -malign-functions.
16844 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
16847 * config/i386/i386.md: Restrict the new peephole2 to move
16848 between the general purpose registers.
16850 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
16853 * config/i386/i386.c (type_natural_mode): Add a new argument.
16854 Return the original mode and warn ABI change if vector size is 32byte.
16855 (function_arg_advance): Updated.
16856 (function_arg): Likewise.
16857 (ix86_function_value): Likewise.
16858 (ix86_return_in_memory): Likewise.
16859 (ix86_sol10_return_in_memory): Likewise.
16860 (ix86_gimplify_va_arg): Likewise.
16861 (function_arg_32): Don't warn ABX ABI change here.
16862 (function_arg_64): Likewise.
16864 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
16866 * loop-iv.c (implies_p): In the final case, test that operands 0
16867 of the two comparisons match.
16869 * config/bfin/bfin.c (find_prev_insn_start): New function.
16870 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
16871 (find_next_insn_start): Move.
16873 2009-02-13 Richard Guenther <rguenther@suse.de>
16875 * configure.ac: Enable LFS.
16876 * configure: Re-generate.
16877 * config.in: Likewise.
16879 2009-02-13 Joseph Myers <joseph@codesourcery.com>
16882 * c-parser.c (c_parser_parms_list_declarator): Discard pending
16883 sizes on syntax error after some arguments have been parsed.
16885 2009-02-12 Jakub Jelinek <jakub@redhat.com>
16887 * doc/invoke.texi (-fira): Remove.
16889 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
16891 * caller-save.c: Replace regclass.c with reginfo.c in comments.
16892 * recog.c: Likewise.
16895 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
16897 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
16898 (umul_ppmm): Likewise.
16899 (count_leading_zeros): Likewise.
16900 (count_trailing_zeros): Likewise.
16901 (UMUL_TIME): Likewise.
16903 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
16905 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
16906 soft-fp/t-softfp to tmake_file.
16908 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
16909 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
16910 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
16911 IA64_BUILTIN_INFQ]: New.
16912 (ia64_init_builtins): Initialize __builtin_infq,
16913 __builtin_fabsq and __builtin_copysignq if not HPUX.
16914 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
16915 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
16917 * config/ia64/lib1funcs.asm (__divtf3): Define only if
16919 (__fixtfti): Likewise.
16920 (__fixunstfti): Likewise.
16921 (__floattitf): Likewise.
16923 * config/ia64/libgcc-glibc.ver: New.
16924 * config/ia64/t-fprules-softfp: Likewise.
16925 * config/ia64/sfp-machine.h: Likewise.
16927 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
16928 (LIBGCC2_TF_CEXT): Likewise.
16929 (TF_SIZE): Likewise.
16930 (TARGET_INIT_LIBFUNCS): Likewise.
16932 * config/ia64/t-glibc (SHLINB_MAPFILES):
16933 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
16935 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
16937 * config/i386/i386.c (construct_container): Rewrite processing
16938 BLKmode with X86_64_SSE_CLASS.
16940 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
16943 * config/i386/i386.md: Replace simplify_replace_rtx with
16944 replace_rtx in the new peephole2.
16946 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
16948 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
16949 loop unrolling do not happen at -O2.
16951 2009-02-12 Michael Matz <matz@suse.de>
16953 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
16955 2009-02-12 Jakub Jelinek <jakub@redhat.com>
16957 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
16960 2009-02-12 Ben Elliston <bje@au.ibm.com>
16962 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
16963 patterns when updating the back chain. Missed in the 2009-02-10
16966 2009-02-11 Janis Johnson <janis187@us.ibm.com>
16968 * doc/extend.texi (Decimal Floating Types): Update identifier of
16969 draft TR and list of missing support.
16971 2009-02-11 Jakub Jelinek <jakub@redhat.com>
16973 PR middle-end/39154
16974 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
16975 bit to variable length decl's flags, add it also to its
16976 pointer replacement variable.
16978 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
16979 Jakub Jelinek <jakub@redhat.com>
16982 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
16983 (memory_blockage): New expander.
16984 (*memory_blockage): New insn pattern.
16985 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
16986 instead of general blockage at the end of function prologue when
16987 frame pointer is used to access red zone area. Do not emit blockage
16988 when profiling, it is emitted in generic code.
16989 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
16990 function epilogue when frame pointer is used to access red zone area.
16992 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
16995 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
16996 by arithmetic with memory operands.
16997 * config/i386/predicates.md (commutative_operator): New.
16999 2009-02-10 Janis Johnson <janis187@us.ibm.com>
17001 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
17004 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
17006 * alias.h (record_alias_subset): Declare.
17007 * alias.c (record_alias_subset): Make global.
17009 2009-02-10 Nick Clifton <nickc@redhat.com>
17011 * tree-parloops.c: Change license to GPLv3.
17012 * ipa-struct-reorg.c: Change license to GPLv3.
17013 * ipa-struct-reorg.h: Change license to GPLv3.
17015 2009-02-10 Steve Ellcey <sje@cup.hp.com>
17018 * c-decl.c (start_struct): Return NULL on error.
17020 2009-02-10 Jakub Jelinek <jakub@redhat.com>
17022 PR middle-end/39124
17023 * cfgloopmanip.c (remove_path): Call remove_bbs after
17024 cancel_loop_tree, not before it.
17027 * function.h (struct function): Add has_local_explicit_reg_vars bit.
17028 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
17029 VAR_DECLs were seen.
17030 * tree-ssa-live.c (remove_unused_locals): Recompute
17031 cfun->has_local_explicit_reg_vars.
17032 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
17033 copies or clearings if cfun->has_local_explicit_reg_vars.
17035 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
17038 * config/i386/i386.c (expand_prologue): Emit blockage at the end
17039 of function prologue when frame pointer is used to access
17042 2009-02-10 Richard Guenther <rguenther@suse.de>
17044 PR middle-end/39127
17045 * gimplify.c (gimple_regimplify_operands): Always look if
17046 we need to create a temporary.
17048 2009-02-10 Richard Guenther <rguenther@suse.de>
17050 PR tree-optimization/39132
17051 * tree-loop-distribution.c (todo): New global var.
17052 (generate_memset_zero): Trigger TODO_rebuild_alias.
17053 (tree_loop_distribution): Return todo.
17055 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
17058 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
17059 (x86_64_reg_class_name): Removed.
17060 (classify_argument): Return 0 if bytes > 32. Return 0 if the
17061 first one isn't X86_64_SSE_CLASS or any other ones aren't
17062 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
17063 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
17064 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
17065 and 3 X86_64_SSEUP_CLASS.
17066 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
17067 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
17069 2009-02-10 Ben Elliston <bje@au.ibm.com>
17071 * config/rs6000/rs6000.md (allocate_stack): Always use an update
17072 form instruction to update the stack back chain word, even if the
17073 user has disabled the generation of update instructions.
17074 (movdi_<mode>_update_stack): New.
17075 (movsi_update_stack): Likewise.
17076 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
17077 always use an update form instruction to update the stack back
17080 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
17082 PR middle-end/38953
17083 * graphite.c (if_region_set_false_region): After moving a region in
17084 the false branch of a condition, remove the empty dummy basic block.
17085 (gloog): Remove wrong fix for PR38953.
17087 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17089 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
17090 generation due to implicit sign extension.
17092 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
17094 PR middle-end/38981
17095 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
17096 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
17098 2009-02-09 Richard Guenther <rguenther@suse.de>
17100 PR middle-end/35202
17101 * convert.c (convert_to_real): Disable (float)fn((double)x)
17102 to fnf(x) conversion if errno differences may occur and
17103 -fmath-errno is set.
17105 2009-02-07 Anatoly Sokolov <aesok@post.ru>
17107 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
17108 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17109 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
17111 2009-02-06 Joseph Myers <joseph@codesourcery.com>
17114 * c-common.c (handle_alias_attribute): Disallow attribute for
17115 anything not a FUNCTION_DECL or VAR_DECL.
17117 2009-02-06 Janis Johnson <janis187@us.ibm.com>
17120 * real.c (do_compare): Special-case compare of zero against
17121 decimal float value.
17123 2009-02-06 Joseph Myers <joseph@codesourcery.com>
17126 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
17127 as indicating flexible array members unless the field itself is
17128 being declarared as the incomplete array.
17130 2009-02-06 Jan Hubicka <jh@suse.cz>
17132 PR tree-optimization/38844
17133 * ipa-inline.c (try_inline): Stop inlining recursion when edge
17134 is already inlined.
17136 2009-02-06 Richard Guenther <rguenther@suse.de>
17138 PR middle-end/38977
17139 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
17140 fork because we may expand it as __gcov_fork.
17142 2009-02-06 Nick Clifton <nickc@redhat.com>
17144 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
17146 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
17148 PR tree-optimization/35659
17149 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
17150 vn_phi_eq): Shortcut if hashcode does not match.
17151 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
17153 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
17154 and avoid iterative_hash_expr.
17155 (FOR_EACH_VALUE_ID_IN_SET): New.
17156 (value_id_compare): Remove.
17157 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
17158 sort expressions by value id.
17160 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
17163 * config/sh/predicates.md (general_movsrc_operand): Don't check
17164 the subreg of system registers here.
17166 2009-02-05 Jakub Jelinek <jakub@redhat.com>
17169 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
17170 on the copied decl.
17172 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
17174 PR rtl-optimization/39110
17175 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
17176 addresses, not aligned ones.
17178 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
17179 Richard Guenther <rguenther@suse.de>
17181 PR tree-optimization/39100
17182 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
17183 comment says and add edges.
17185 2009-02-05 Joseph Myers <joseph@codesourcery.com>
17188 * c-common.c (handle_tls_model_attribute): Ignore attribute for
17189 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
17191 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
17193 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
17194 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
17195 register_bb_in_sese, new_sese, free_sese): Moved.
17196 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
17197 outermost_loop_in_scop, build_scop_iteration_domain,
17198 expand_scalar_variables_ssa_name, get_vdef_before_scop,
17199 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
17200 Use loop_in_sese_p instead of loop_in_scop_p.
17201 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
17202 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
17203 (scopdet_basic_block_info): Fix bug in scop detection.
17204 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
17205 eq_loop_to_cloog_loop): Remove.
17206 (nb_loops_around_loop_in_scop, nb_loop
17207 ref_nb_loops): Moved here...
17208 * graphite.h (ref_nb_loops): ... from here.
17209 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
17210 (loop_domain_dim, loop_iteration_vector_dim): Remove.
17211 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
17212 * testsuite/gcc.dg/graphite/scop-19.c: New
17214 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
17215 Hans-Peter Nilsson <hp@axis.com>
17217 PR rtl-optimization/37889
17218 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
17219 Move offset handling from PLUS to before the switch. Use new
17220 arguments when considering SYMBOL_REFs too.
17221 (rtx_addr_can_trap_p): Pass dummy offset and size.
17222 (enum may_trap_p_flags): Remove.
17223 (may_trap_p_1): Pass size from MEM_SIZE.
17225 PR rtl-optimization/38921
17226 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
17227 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
17228 * rtlanal.c (may_trap_after_code_motion_p): Delete.
17229 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
17231 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
17233 AVX Programming Reference (January, 2009)
17234 * config/i386/sse.md (*vpclmulqdq): New.
17236 2009-02-04 Jakub Jelinek <jakub@redhat.com>
17238 PR tree-optimization/38977
17239 PR gcov-profile/38292
17240 * calls.c (special_function_p): Disregard __builtin_ prefix.
17242 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
17244 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
17245 non-indexable addresses even before reload.
17247 2009-02-03 Joseph Myers <joseph@codesourcery.com>
17250 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
17251 as having variable size. Do not give an error for unnamed
17252 parameters with [*] declarators. Give a warning for type names
17253 with [*] declarators and mark them as variable size.
17254 * c-parser.c (c_parser_sizeof_expression): Do not give an error
17255 for sizeof applied to [*] type names.
17257 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
17260 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
17262 2009-02-03 Jakub Jelinek <jakub@redhat.com>
17264 * gcc.c (process_command): Update copyright notice dates.
17265 * gcov.c (print_version): Likewise.
17266 * gcov-dump.c (print_version): Likewise.
17267 * mips-tfile.c (main): Likewise.
17268 * mips-tdump.c (main): Likewise.
17270 2009-02-03 Joseph Myers <joseph@codesourcery.com>
17273 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
17274 for composite type involving a zero-length array type.
17276 2009-02-03 Jakub Jelinek <jakub@redhat.com>
17279 * function.c (match_asm_constraints_1): Skip over
17280 initial optional % in the constraint.
17282 PR inline-asm/39059
17283 * c-parser.c (c_parser_postfix_expression): If fixed point is not
17284 supported, don't accept FIXED_CSTs.
17285 * c-decl.c (finish_declspecs): Error if fixed point is not supported
17286 and _Sat is used without _Fract/_Accum. Set specs->type to
17287 integer_type_node for cts_fract/cts_accum if fixed point is not
17290 2009-02-02 Catherine Moore <clm@codesourcery.com>
17292 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
17294 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
17296 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
17297 (ABI_HAS_64BIT_SYMBOLS): Use it.
17298 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
17300 2009-02-02 Paul Brook <paul@codesourcery.com>
17302 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
17304 2009-02-02 Jakub Jelinek <jakub@redhat.com>
17306 PR inline-asm/39058
17307 * recog.h (asm_operand_ok): Add constraints argument.
17308 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
17309 recurse on matching constraint.
17310 (check_asm_operands): Pass constraints as 3rd argument to
17311 asm_operand_ok. Don't look up matching constraint here.
17312 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
17315 2009-02-02 Ben Elliston <bje@au.ibm.com>
17317 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
17318 TARGET_NARROW_VOLATILE_BITFIELD macro names.
17320 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17322 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
17323 information. Remove some obsolete information. Reorganize.
17325 * config/pa/fptr.c: Revert license to GPL 2.
17326 * config/pa/milli64.S: Likewise.
17328 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
17331 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
17332 LIBRARY name in, instead of hard-coding it.
17333 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
17334 extra target make frag to tmake_files according to EH model.
17335 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
17336 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
17337 frags that define makefile variable EH_MODEL appropriately.
17338 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
17339 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
17340 to "-sjlj" according to type of EH configured.
17341 (LIBGCC_SONAME): Concatenate it to shared library base name.
17342 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
17343 to "_sjlj" according to type of EH configured.
17344 (LIBGCC_SONAME): Concatenate it to shared library base name.
17345 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
17346 (SHLIB_LINK): Add missing semicolon to if-else construct.
17347 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
17348 string value of "pe_dll" command-line option.
17349 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
17350 (SHLIB_SONAME): Use it when overriding t-cygming default.
17351 (SHLIB_IMPLIB): Override t-cygming default.
17352 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
17353 string value of "pe_dll" command-line option.
17355 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
17358 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
17359 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
17361 2009-01-31 Richard Guenther <rguenther@suse.de>
17363 PR tree-optimization/38937
17364 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
17365 computing the transitive closure.
17367 2009-01-30 Richard Guenther <rguenther@suse.de>
17369 PR tree-optimization/39041
17370 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
17371 Propagate variable indices only if the types match for this stmt.
17373 2009-01-30 Jakub Jelinek <jakub@redhat.com>
17376 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
17377 inline but never defined.
17379 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
17381 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
17382 (*insv_h_di_reg_extimm): New insn.
17383 (*insv_l<mode>_reg_extimm): New insn.
17385 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
17387 * config/picochip/picochip.c (flag_conserve_stack): set
17388 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
17389 fconserve-stack. Reduce call-overhead used by inliner.
17391 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
17394 * common.opt (flag_conserve_stack): Initialised to zero.
17396 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
17399 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
17400 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
17403 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
17405 * ira-color.c (allocno_reload_assign): Update comments.
17406 * regmove.c (regmove_optimize): Likewise.
17410 2009-01-29 Robert Millan <rmh@aybabtu.com>
17412 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
17413 * config/i386/kopensolaris-gnu.h: New file. Undefine
17414 `MD_UNWIND_SUPPORT'.
17415 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
17417 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
17419 PR tree-optimization/39007
17420 * tree-loop-distribution.c (generate_builtin): Use
17421 recompute_dominator to compute the immediate dominator of the
17422 basic block just after the loop.
17424 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17426 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
17427 (ASM_OUTPUT_DWARF_PCREL): Define.
17429 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
17431 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
17432 * doc/passes.texi: Remove entries about regclass, local-alloc, and
17433 global. Modify entries about regmove and IRA.
17435 * ra-conflict.c: Remove the file.
17437 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
17439 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
17440 (pass_regclass_init): Rename to pass_reginfo_init.
17442 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
17444 * toplev.h (flag_ira): Remove.
17446 * caller-save.c (setup_save_areas): Remove flag_ira.
17448 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
17450 * global.c: Remove the file.
17452 * opts.c (decode_options): Remove flag_ira.
17454 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
17456 * regmove.c: Modify file description.
17457 (find_use_as_address, try_auto_increment): Define them only if
17458 AUTO_INC_DEC is defined.
17459 (replacement_quality, replace_in_call_usage, fixup_match_1,
17460 stable_and_no_regs_but_for_p): Remove.
17461 (reg_set_in_bb): Make it static.
17462 (regmove_optimize): Remove flag_ira and code which worked for
17465 * local-alloc.c: Remove the file.
17467 * common.opt (fira): Remove.
17469 * ira.c: Include except.h.
17470 (eliminable_regset): Move from global.c.
17471 (mark_elimination): Ditto. Remove flag_ira.
17472 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
17473 equiv_mem_modified, validate_equiv_mem_from_store,
17474 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
17475 contains_replace_regs, memref_referenced_p, memref_used_between_p,
17476 no_equiv, recorded_label_ref): Move from local-alloc.c.
17477 (update_equiv_regs): Ditto. Make it static.
17478 (print_insn_chain, print_insn_chains): Move it from global.c.
17479 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
17480 (build_insn_chain): Ditto. Make it static.
17481 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
17482 Rename to init_live_subregs.
17483 (gate_ira): Remove flag_ira.
17485 * regclass.c: Rename reginfo.c. Change file description.
17486 (FORBIDDEN_INC_DEC_CLASSES): Remove.
17487 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
17488 (init_reg_sets_1): Remove code for evaluation of
17489 reg_class_superclasses and losing_caller_save_reg_set.
17490 (init_regs): Remove init_reg_autoinc.
17491 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
17492 ok_for_base_p_nonstrict): Remove.
17493 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
17494 (pass_regclass_init): Rename to pass_reginfo_init. Modify
17495 corresponding entries.
17496 (dump_regclass, record_operand_costs, scan_one_insn,
17497 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
17498 record_address_regs, auto_inc_dec_reg_p): Remove.
17499 (gt-regclass.h): Rename to gt-reginfo.h.
17501 * rtl.h (dump_global_regs, retry_global_alloc,
17502 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
17504 * Makefile.in (RA_H): Remove.
17505 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
17506 Rename regclass.o to reginfo.o.
17507 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
17509 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
17510 (GTFILES): Rename regclass.c to reginfo.c.
17512 * passes.c (init_optimization_passes): Remove pass_local_alloc and
17513 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
17515 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
17516 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
17518 (finish_spills): Ditto. Remove code for !flag_ira.
17520 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
17522 PR middle-end/35854
17523 * doc/invoke.texi (rtl debug options): Complete rewrite.
17524 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
17526 * mode-switching.c (pass_mode_switching): Rename pass from
17527 "mode-sw" to "mode_sw".
17528 * except.c (pass_convert_to_eh_ranges): Rename pass from
17529 "eh-ranges" to "eh_ranges".
17530 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
17534 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
17535 Alexander Monakov <amonakov@ispras.ru>
17537 PR middle-end/38857
17538 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
17540 (move_exprs_to_boundary): Change return type and pass through
17541 should_move from move_op. Relax assert. Update usage ...
17542 (schedule_expr_on_boundary): ... here. Use should_move instead of
17544 (move_op_orig_expr_found): Indicate that insn was disconnected from
17546 (code_motion_process_successors): Do not call after_merge_succs
17547 callback if original expression was not found when traversing any of
17549 (code_motion_path_driver): Change return type. Update prototype.
17550 (move_op): Update comment. Add a new parameter (should_move). Update
17551 prototype. Set *should_move based on indication provided by
17552 move_op_orig_expr_found.
17554 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
17556 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
17557 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
17558 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
17559 * config/rs6000/rs6000.c (rs6000_override_options): Default
17560 avoid-indexed-addresses on for Power6, off for everything else.
17561 (avoiding_indexed_address_p): New function.
17562 (rs6000_legitimize_address): Use it.
17563 (rs6000_legitimate_address): Likewise.
17564 * config/rs6000/rs6000.md (movXX_updateX): Likewise
17566 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
17568 PR tree-optimization/38997
17569 * tree-loop-distribution.c (generate_memset_zero): Use
17570 POINTER_PLUS_EXPR for a pointer addition.
17572 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
17574 * config/s390/s390.md (bswap<mode>2): New pattern added.
17576 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
17578 * config/s390/s390.md (*tls_load_31): Added type attribute.
17580 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
17582 * config/s390/s390.md: Fix a few comments.
17584 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
17586 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
17587 (*tm<mode>_full): Fixed z10prop attribute.
17588 (*tst<mode>_extimm): Fixed z10prop attribute.
17589 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
17590 (*tstqiCCT_cconly): Fixed z10prop attribute.
17591 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
17592 (*movsi_larl): Fixed z10prop attribute.
17593 (*movsi_zarch): Fixed z10prop attribute.
17594 (*movsi_eas): Fixed z10prop attribute.
17595 (*movhi): Fixed z10prop attribute.
17596 (*movqi): Fixed z10prop attribute.
17597 (*movstrictqi): Fixed z10prop attribute.
17598 (*mov<mode>): Fixed z10prop attribute.
17599 (*movcc): Fixed z10prop attribute.
17600 (*sethighpartdi_64): Fixed z10prop attribute.
17601 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
17602 (*negdi2_sign_cc): Fixed z10prop attribute.
17603 (*negdi2_sign): Fixed z10prop attribute.
17604 (*absdi2_sign_cc): Fixed z10prop attribute.
17605 (*absdi2_sign): Fixed z10prop attribute.
17606 (*negabsdi2_sign_cc): Fixed z10prop attribute.
17607 (*negabsdi2_sign): Fixed z10prop attribute.
17608 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
17609 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
17610 (doloop_si64): Fixed z10prop attribute.
17611 (doloop_si31): Fixed z10prop attribute.
17612 (doloop_long): Fixed z10prop attribute.
17613 (indirect_jump): Fixed z10prop attribute.
17614 (nop): Fixed z10prop attribute.
17615 (main_base_64): Fixed z10prop attribute.
17616 (reload_base_64): Fixed z10prop attribute.
17618 2009-01-28 Jakub Jelinek <jakub@redhat.com>
17620 PR rtl-optimization/38740
17621 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
17623 * config/mips/mips.c (mips_reorg): Likewise.
17625 2009-01-28 Richard Guenther <rguenther@suse.de>
17627 PR tree-optimization/38926
17628 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
17629 with the correct value id to a value.
17630 (do_regular_insertion): Use the value number of edoubleprime
17631 for the value number of the expr.
17634 2008-08-21 Richard Guenther <rguenther@suse.de>
17636 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
17637 a PHI ask VN if it is already available.
17638 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
17639 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
17641 2009-01-28 Jakub Jelinek <jakub@redhat.com>
17643 PR middle-end/38934
17644 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
17645 set to varying whenever max has TREE_OVERFLOW set, similarly
17646 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
17648 2009-01-28 Richard Guenther <rguenther@suse.de>
17650 PR middle-end/38908
17651 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
17652 uninitialized aggregate uses in call arguments.
17654 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
17656 PR tree-optimization/38984
17657 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
17658 the nothing_id variable if -fno-delete-null-pointer-checks.
17660 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
17663 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
17664 (set_got_offset_rex64): Ditto.
17666 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
17669 * doc/extend.texi: Improve local variable with asm reg.
17671 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
17673 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
17674 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
17675 was not supplied then set warn_packed_bitfield_compat to the
17676 default value of 1.
17677 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
17680 2009-01-27 Richard Guenther <rguenther@suse.de>
17682 PR tree-optimization/38503
17683 * cfgexpand.c (expand_gimple_basic_block): Ignore
17684 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
17685 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
17686 variables that cannot have TBAA applied.
17687 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
17690 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
17692 PR middle-end/38969
17693 * calls.c (initialize_argument_information): Do not wrap complex
17694 arguments in SAVE_EXPR.
17696 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
17698 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
17699 (INSTALL_LIBGCC): Revert typo commit.
17701 2009-01-26 Richard Guenther <rguenther@suse.de>
17703 PR tree-optimization/38745
17704 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
17705 from special handling.
17707 2009-01-26 Richard Guenther <rguenther@suse.de>
17709 PR tree-optimization/38745
17710 * tree-ssa.c (execute_update_addresses_taken): Do not include
17711 variables that cannot possibly be a register in not_reg_needs.
17712 Do not clear TREE_ADDRESSABLE on vars that may not become
17714 * tree-ssa.c (update_alias_info_1): Include those in the set
17715 of addressable vars.
17717 2009-01-26 Richard Guenther <rguenther@suse.de>
17719 PR middle-end/38851
17720 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
17721 * tree-ssa-dse.c: Include langhooks.h
17722 (execute_simple_dse): Remove stores with zero size.
17724 2009-01-24 Jakub Jelinek <jakub@redhat.com>
17727 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
17730 2009-01-24 Julian Brown <julian@codesourcery.com>
17732 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
17733 config/arm/linux-atomic.c.
17734 * config/arm/linux-atomic.c: New.
17736 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
17738 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
17739 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
17740 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
17742 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
17745 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
17748 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
17750 PR tree-optimization/38953
17751 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
17752 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
17753 (gloog): Split the exit of the scop when the scop exit is a loop exit.
17754 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
17757 2009-01-24 Paul Brook <paul@codesourcery.com>
17759 * config/arm/neon.md (neon_type): Move to arm.md.
17760 (neon_mov<VSTRUCT>): Add neon_type attribute.
17761 * config/arm/arm.md (neon_type): Move to here.
17762 (conds): Add "unconditioal" and use as default for NEON insns.
17764 2009-01-24 Ben Elliston <bje@au.ibm.com>
17766 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
17767 void *' warning from -Wc++-compat.
17768 * Makefile.in (dominance.o-warn): Remove.
17770 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
17772 PR tree-optimization/38932
17773 * fold-const.c (fold_unary_ignore_overflow): New.
17774 * tree.h (fold_unary_ignore_overflow): Declare.
17775 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
17776 * tree-ssa-sccvn.c (visit_reference_op_load,
17777 simplify_unary_expression): Likewise.
17779 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
17781 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
17782 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
17783 regardless of their type.
17784 * c-common.c (handle_packed_attribute): Don't ignore packed on
17786 * c.opt (Wpacked-bitfield-compat): New warning option.
17787 * stor-layout.c (place_field): Warn if offset of a field changed.
17788 * doc/extend.texi (packed): Mention the ABI change.
17789 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
17790 (Warning Options): Add it to the list.
17792 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
17794 * c-opts.c (c_common_post_options): Fix a typo in comments.
17796 2009-01-22 Steve Ellcey <sje@cup.hp.com>
17798 PR middle-end/38615
17799 * gimplify.c (gimplify_init_constructor): Fix promotion of const
17800 variables to static.
17801 * doc/invoke.texi (-fmerge-all-constants): Update description.
17803 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
17806 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
17807 (*movdi_1_rex64): Use type "mmx" for alternative 5.
17809 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
17811 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
17813 (LOCAL_ALIGNMENT): Similarly.
17815 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
17816 Joseph Myers <joseph@codesourcery.com>
17818 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
17819 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
17820 * config/arm/arm-tune.md: Regenerate.
17821 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
17824 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
17826 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
17827 version number to five.
17829 2009-01-22 Dodji Seketeli <dodji@redhat.com>
17832 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
17833 * c-common.c (set_underlying_type): Likewise.
17834 (is_typedef_decl ): Likewise
17836 (set_underlying_type): Likewise.
17837 (is_typedef_type): Likewise.
17839 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
17841 PR middle-end/38587
17842 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
17845 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
17848 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
17849 (LIBGCC_SPEC): Don't define.
17850 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
17852 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
17854 PR rtl-optimization/38879
17855 * alias.c (base_alias_check): Unaligned access via AND address can
17856 alias all surrounding object types except those with sizes equal
17857 or wider than the size of unaligned access.
17859 2009-01-21 Dodji Seketeli <dodji@redhat.com>
17862 * c-decl.c (clone_underlying_type): Move this ...
17863 * c-common.c (set_underlying_type): ... here.
17864 Also, make sure the function properly sets TYPE_STUB_DECL() on
17865 the newly created typedef variant type.
17866 (is_typedef_decl ): New entry point.
17867 * tree.h: Added a new member member_types_needing_access_check to
17868 struct tree_decl_non_common.
17869 (set_underlying_type): New entry point.
17870 (is_typedef_type): Likewise.
17872 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
17874 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
17875 Check whether two instructions have memory references that
17876 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
17877 are helper functions for traversing.
17878 * alias.h (insn_alias_sets_confilict_p): New prototypes.
17879 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
17880 not to draw dependency edge for instructions with non-conflicting
17883 2009-01-20 Joseph Myers <joseph@codesourcery.com>
17886 * longlong.h: Update copyright years. Use soft-fp license notice.
17887 Sync __clz_tab declaration with glibc.
17889 2009-01-20 Steve Ellcey <sje@cup.hp.com>
17892 * doc/extend.texi (syscall_linkage): New.
17893 (version_id): Modify.
17895 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
17896 Richard Guenther <rguenther@suse.de>
17898 PR tree-optimization/38747
17899 PR tree-optimization/38748
17900 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
17901 conversion if the base address is an indirect reference and the
17902 aliasing sets could cause issues.
17904 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
17906 * common.opt (fgraphite, fgraphite-identity): Add comment for
17907 explaining why these options are not documented.
17909 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
17911 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
17912 gimple_call_lhs is NULL.
17914 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
17917 * emit-rtl.c (adjust_address_1): Make sure memref is never
17920 2009-01-20 Ben Elliston <bje@au.ibm.com>
17922 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
17923 const qualifier from arg parameter. Remove unnecessary cast to char *.
17924 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
17925 const qualifier from arg 2.
17927 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
17929 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
17931 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
17934 * rtl.h (reinit_regs): New prototype.
17935 * regclass.c: Include ira.h.
17936 (reinit_regs): New.
17937 * Makefile.in (regclass.o): Add ira.h.
17938 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
17940 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
17943 * c-common.c (handle_aligned_attribute): Use
17944 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
17945 default alignment value.
17947 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
17949 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
17950 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
17952 * doc/extend.texi: Update __attribute__ ((aligned)). Document
17953 __BIGGEST_ALIGNMENT__.
17955 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
17957 2009-01-18 Richard Guenther <rguenther@suse.de>
17959 PR tree-optimization/38819
17960 * tree-flow.h (operation_could_trap_helper_p): Declare.
17961 * tree-eh.c (operation_could_trap_helper_p): Export.
17962 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
17963 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
17964 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
17965 are about to insert a possibly trapping instruction and fail
17968 2009-01-18 Andreas Schwab <schwab@suse.de>
17970 * doc/install.texi (Configuration): Remove obsolete paragraph
17971 about use of --with-gnu-ld with --with-gnu-as.
17973 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
17975 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
17976 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
17977 Follow spelling conventions.
17979 2009-01-18 Ben Elliston <bje@au.ibm.com>
17981 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
17982 C++ warning about implicit conversion from void * to struct
17984 (bitmap_obstack_free): Likewise for bitmap_element *.
17985 * Makefile.in (bitmap.o-warn): Remove.
17987 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
17989 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
17991 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
17992 Tobias Grosser <tobi.grosser@amd.com>
17994 * graphite.c (graphite_trans_scop_block): Do not block single
17997 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
17999 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
18000 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
18001 test with assertion.
18003 2009-01-16 Richard Guenther <rguenther@suse.de>
18005 PR tree-optimization/38835
18006 PR middle-end/36227
18007 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
18008 and INT + PTR -> (INT)(PTR p+ INT) folding.
18009 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
18011 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
18014 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
18015 the subreg from a lowpart subreg if it is also casting the value.
18017 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
18018 Tobias Grosser <tobi.grosser@amd.com>
18020 * graphite.c (compare_prefix_loops): New.
18021 (build_scop_canonical_schedules): Rewritten.
18022 (graphite_transform_loops): Move build_scop_canonical_schedules
18023 after build_scop_iteration_domain.
18025 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
18026 Tobias Grosser <tobi.grosser@amd.com>
18028 * graphite.c (add_conditions_to_domain): Add the loops to
18029 the dimension of the iteration domain. Do copy the domain
18030 only when it exists.
18031 (build_scop_conditions_1): Do not call add_conditions_to_domain.
18032 (add_conditions_to_constraints): New.
18033 (can_generate_code_stmt, can_generate_code): Removed.
18034 (gloog): Do not call can_generate_code.
18035 (graphite_transform_loops): Call add_conditions_to_constraints
18036 after building the iteration domain.
18038 2009-01-16 Jakub Jelinek <jakub@redhat.com>
18040 PR tree-optimization/38789
18041 * tree-ssa-threadedge.c
18042 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
18043 __builtin_constant_p.
18045 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18047 * dce.c (delete_unmarked_insns): Reversed the order that insns are
18048 examined before deleting them.
18050 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
18052 * function.c (aggregate_value_p): Correctly extract the function
18053 type from CALL_EXPR_FN lookup.
18055 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18057 * config/picochip/picochip.c (picochip_override_options): Revert
18058 CFI asm flag disable commited previously.
18060 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
18061 Tobias Grosser <tobi.grosser@amd.com>
18062 Jan Sjodin <jan.sjodin@amd.com>
18064 * graphite.c (scan_tree_for_params): On substractions negate
18065 all the coefficients of the term.
18066 (clast_to_gcc_expression_red): New. Handle reduction expressions
18067 of more than two operands.
18068 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
18069 (get_vdef_before_scop): Handle also the case of default definitions.
18071 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
18073 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
18074 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
18075 Also use them when walking CALL_INSN_FUNCTION_USAGE.
18077 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
18078 Joey Ye <joey.ye@intel.com>
18080 PR middle-end/37843
18081 * cfgexpand.c (expand_stack_alignment): Don't update stack
18082 boundary nor check incoming stack boundary here.
18083 (gimple_expand_cfg): Update stack boundary and check incoming
18084 stack boundary here.
18086 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
18088 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
18090 2009-01-14 Jakub Jelinek <jakub@redhat.com>
18092 PR rtl-optimization/38245
18093 * calls.c (expand_call): Add stack arguments to
18094 CALL_INSN_FUNCTION_USAGE even for pure calls (when
18095 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
18096 in regs and partially in memory or BLKmode arguments.
18097 (emit_library_call_value_1): Add stack arguments to
18098 CALL_INSN_FUNCTION_USAGE even for pure calls (when
18099 ACCUMULATE_OUTGOING_ARGS).
18100 * dce.c: Include tm_p.h.
18101 (find_call_stack_args): New function.
18102 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
18104 (mark_insn): Call find_call_stack_args for CALL_Ps.
18105 (prescan_insns_for_dce): Walk insns backwards in bb rather than
18106 forwards. Allocate and free arg_stores bitmap if needed, pass it
18107 down to deletable_insn_p, don't mark stores set in arg_stores
18108 bitmap, clear the bitmap at the beginning of each bb.
18109 * Makefile.in (dce.o): Depend on $(TM_P_H).
18111 2009-01-14 Michael Meissner <gnu@the-meissners.org>
18114 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
18115 to make sure the insn is a conditional test (bug 22599). Reformat a
18118 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
18120 PR middle-end/38431
18121 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
18122 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
18123 (gloog): Do not call cleanup_tree_cfg.
18124 (graphite_transform_loops): Call cleanup_tree_cfg after all
18125 scops have been code generated.
18127 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
18128 * doc/gty.texi (Invoking the garbage collector): Added new node
18129 and section documenting ggc_collect.
18131 2009-01-14 Richard Guenther <rguenther@suse.de>
18133 PR tree-optimization/38826
18134 PR middle-end/38477
18135 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
18136 initialization notes only if we actually emitted a warning.
18137 (intra_create_variable_infos): Add constraints for a result decl
18138 that is passed by hidden reference.
18139 (build_pred_graph): Mark all related variables non-direct on
18142 2009-01-14 Nick Clifton <nickc@redhat.com>
18144 * ira-conflicts.c: Include addresses.h for the definition of
18146 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
18147 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
18149 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
18152 * Makefile.in (ira-lives.o): Add except.h.
18154 * ira-lives.c: Include except.h.
18155 (process_bb_node_lives): Process can_throw_internal.
18157 2009-01-13 Jakub Jelinek <jakub@redhat.com>
18159 PR rtl-optimization/38774
18160 * combine.c (simplify_set): When undoing cc_use change, don't do
18161 PUT_CODE on the newly created comparison, but instead put back the
18164 2009-01-13 Joseph Myers <joseph@codesourcery.com>
18166 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
18167 values. Remove duplicate arm8 entry.
18169 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
18171 PR tree-optimization/38786
18172 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
18173 the SSA_NAME case of expand_scalar_variables_expr.
18174 Set the type of an expression to the type of its assign statement.
18175 (expand_scalar_variables_expr): Also gather the scalar computation
18176 used to index the memory access. Do not pass loop_p.
18177 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
18178 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
18179 the gimple_stmt_iterator where it inserts new code.
18180 Do not pass loop_p.
18181 (copy_bb_and_scalar_dependences): Do not pass loop_p.
18182 (translate_clast): Update call to copy_bb_and_scalar_dependences.
18184 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
18186 * graphite.h (debug_value): Removed.
18187 * graphite.c (debug_value): Removed.
18189 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
18191 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
18192 ldrd/strd with two 32-bit instructions.
18194 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
18196 * config/arm/arm.c (struct processors): Pass for speed down into
18197 cost helper functions.
18198 (const_ok_for_op): Handle COMPARE and inequality nodes.
18199 (arm_rtx_costs_1): Rewrite.
18200 (arm_size_rtx_costs): Update prototype.
18201 (arm_rtx_costs): Pass speed down to helper functions.
18202 (arm_slowmul_rtx_costs): Rework cost calculations.
18203 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
18204 (arm_9e_rtx_costs): Likewise.
18206 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
18208 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
18209 relocations of local symbols wider than UNITS_PER_WORD are not valid.
18210 (alpha_legitimize_address): Do not split local symbols wider than
18211 UNITS_PER_WORD into HIGH/LO_SUM parts.
18213 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
18216 * gcc.c (process_command): Replace call to execvp with calls
18217 to pex_one and exit.
18219 2009-01-03 Anatoly Sokolov <aesok@post.ru>
18222 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
18223 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
18224 variant for devices with 3-byte PC.
18225 (__tablejump_elpm__): New.
18227 2009-01-12 Jakub Jelinek <jakub@redhat.com>
18230 * c-parser.c (c_parser_postfix_expression): Allow `->' in
18231 offsetof member-designator, handle it as `[0].'.
18233 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18235 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
18236 function when not using named sections on targets with named sections
18237 if branch distance is less than 262132.
18239 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
18241 * combine.c (combine_instructions): Recompute
18242 optimize_this_for_speed_p for each BB in the main combine loop.
18244 2009-01-12 Tomas Bily <tbily@suse.cz>
18247 * tree-loop-distribution.c (prop_phis): New function.
18248 (generate_builtin): Call prop_phis.
18249 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
18251 2009-01-12 Jakub Jelinek <jakub@redhat.com>
18253 PR tree-optimization/38807
18254 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
18255 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
18257 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
18259 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
18260 subreg of op0 to the original op0.
18262 2009-01-11 Laurent GUERBY <laurent@guerby.net>
18264 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
18266 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
18269 * mips-tfile.c (parse_def): Fix parsing of def strings
18270 starting with digits.
18272 2009-01-10 Jakub Jelinek <jakub@redhat.com>
18275 * config/arm/arm.c (arm_is_long_call_p): Don't call
18276 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
18278 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
18280 * regrename.c (regrename_optimize): Fix dumping.
18281 (find_oldest_value_reg): Preserve REG_POINTER.
18282 (copy_hardreg_forward_1): Likewise.
18284 2009-01-09 Diego Novillo <dnovillo@google.com>
18286 * gimple.h (struct gimple_statement_base) <uid>: Document
18287 the restrictions on its use.
18288 (gimple_uid): Tidy.
18289 (gimple_set_uid): Tidy.
18291 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18293 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
18294 zero guard even if align_bytes != 0 and count is smaller than
18297 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
18299 PR rtl-optimization/38495
18300 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
18301 (add_range_and_copies_from_move_list): Print all added ranges.
18302 Add ranges to memory optimized destination.
18304 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18308 * config/i386/i386.c (override_options): Reject
18309 -mstringop-strategy=rep_8byte with -m32.
18310 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
18311 to 1. Do count comparison against epilogue_size_needed at compile
18312 time even when count_exp was constant forced into register. For
18313 size_needed don't jump to epilogue, instead just avoid aligning
18314 and invoke the body algorithm. If need_zero_guard, add zero guard
18315 even if count is non-zero, but smaller than size_needed + number of
18316 bytes that could be stored for alignment.
18317 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
18318 to 1. If need_zero_guard, add zero guard even if count is non-zero,
18319 but smaller than size_needed + number of bytes that could be stored
18320 for alignment. Compare size_needed with epilogue_size_needed instead
18321 of desired_align - align, don't adjust size_needed, pass
18322 epilogue_size_needed to the epilogue expanders.
18325 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
18327 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18329 * pa.c (last_address): Change to unsigned.
18330 (update_total_code_bytes): Change argument to unsigned. Don't
18331 check if insn addresses are set.
18332 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
18333 addresses are not set.
18334 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
18336 2009-01-09 Nick Clifton <nickc@redhat.com>
18338 * config/sh/symbian.c: Replace uses of DECL_INLINE with
18339 DECL_DECLARED_INLINE_P.
18341 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18343 PR middle-end/38347
18344 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
18345 GET_MODE (op0) in operand_subword_force calls.
18347 PR middle-end/38771
18348 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
18349 fold_convert arg0 operands to TREE_TYPE (op0) first.
18351 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
18353 * params.def (ira-max-conflict-table-size): Decrease default value
18356 2009-01-08 Jakub Jelinek <jakub@redhat.com>
18358 PR tree-optimization/37031
18359 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
18361 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
18362 allocate it using gc instead of heap, use VEC_quick_push instead of
18364 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
18365 instead of heap, use VEC_quick_push instead of VEC_safe_push.
18366 * tree-data-ref.h (struct access_matrix): Change matrix to gc
18367 allocated vector from heap allocated.
18368 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
18369 * tree-loop-linear.c (linear_transform_loops): Allocate nest
18370 vector only after perfect_loop_nest_depth call.
18372 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
18373 Jan Sjodin <jan.sjodin@amd.com>
18375 PR tree-optimization/38559
18376 * graphite.c (debug_value, copy_constraint,
18377 swap_constraint_variables, scale_constraint_variable, ): New.
18378 (get_lower_bound, get_upper_bound): Removed.
18379 (graphite_trans_bb_strip_mine): Clean up this code that works
18380 only for constant number of iterations. Fully copy upper and
18381 lower bound constraints, not only the constant part of them.
18382 * graphite.h (debug_value): Declared.
18384 2009-01-08 Ira Rosen <irar@il.ibm.com>
18386 PR tree-optimization/37194
18387 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
18388 Don't add the cost of cost model guard in prologue to scalar
18389 outside cost in case of known number of iterations.
18391 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
18392 Alan Modra <amodra@bigpond.net.au>
18394 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
18395 non-word-aligned REG+CONST addressing.
18397 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
18400 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
18401 free_after_compilation when outputting a thunk.
18402 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
18403 Do not call free_after_compilation here.
18405 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
18407 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
18408 (ix86_valid_target_attribute_inner_p): Ditto.
18410 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
18412 PR tree-optimization/38492
18413 PR tree-optimization/38498
18414 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
18415 * tree-chrec.h (scev_is_linear_expression): Declared.
18416 * graphite.c (graphite_cannot_represent_loop_niter): New.
18417 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
18418 (graphite_loop_normal_form): Use gcc_assert.
18419 (scan_tree_for_params): Use CASE_CONVERT.
18420 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
18421 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
18422 Use gcc_assert. Discard scops that contain unhandled cases.
18423 (build_scop_conditions): Return a boolean status for unhandled cases.
18424 (strip_mine_profitable_p): Print the loop number, not its depth.
18425 (is_interchange_valid): Pass the depth of the loop nest, don't
18426 recompute it wrongly.
18427 (graphite_trans_bb_block): Same.
18428 (graphite_trans_bb_block): Print tentative of loop blocking.
18429 (graphite_trans_scop_block): Do not print that the loop has been
18431 (graphite_transform_loops): Do not handle scops that contain condition
18434 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
18436 AVX Programming Reference (December, 2008)
18437 * config/i386/avxintrin.h (_mm256_stream_si256): New.
18438 (_mm256_stream_pd): Likewise.
18439 (_mm256_stream_ps): Likewise.
18441 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
18442 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
18443 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
18444 (bdesc_special_args): Add __builtin_ia32_movntdq256,
18445 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
18446 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
18447 (ix86_expand_special_args_builtin): Likewise.
18449 * config/i386/sse.md (AVXMODEDI): New.
18450 (avx_movnt<mode>): Likewise.
18451 (avx_movnt<mode>): Likewise.
18452 (<sse>_movnt<mode>): Remove AVX support.
18453 (sse2_movntv2di): Likewise.
18455 2009-01-07 Richard Guenther <rguenther@suse.de>
18457 PR middle-end/38751
18458 * fold-const.c (extract_muldiv): Remove obsolete comment.
18459 (fold_plusminus_mult_expr): Undo MINUS_EXPR
18460 to PLUS_EXPR canonicalization for the canonicalization.
18462 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
18464 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
18465 hosted cross-compilers generating less efficient code.
18467 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
18469 * function.h (rtl_data): Add a dbr_scheduled_p field.
18470 * reorg.c (dbr_schedule): Set it.
18471 (gate_handle_delay_slots): Check it.
18472 * config/mips/mips.c (mips_base_delayed_branch): Delete.
18473 (mips_reorg): Check flag_delayed_branch instead of
18474 mips_base_delayed_branch.
18475 (mips_override_options): Don't set mips_base_delayed_branch
18476 or flag_delayed_branch.
18478 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
18480 PR rtl-optimization/38426.
18481 * ira.c (ira): Set current_function_is_leaf earlier.
18483 2009-01-06 Jakub Jelinek <jakub@redhat.com>
18485 PR rtl-optimization/38722
18486 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
18487 too early, only set a flag and modify after last possible
18490 2009-01-06 Janis Johnson <janis187@us.ibm.com>
18493 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
18494 * real.c (decimal_single_format): Correct values of emin and emax.
18495 (decimal_double_format): Ditto.
18496 (decimal_quad_format): Ditto.
18497 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
18498 computation of DECnn_MIN and DECnn_MAX for corrected values of
18499 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
18500 __DECnn_MIN__, and adjust its computation for the corrected value
18503 2009-01-06 Jan Hubicka <jh@suse.cz>
18506 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
18508 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
18510 * doc/contrib.texi (Contributors): Slightly adjust the end note.
18511 Add Robert Clark to the list of testers.
18513 2009-01-06 Jan Hubicka <jh@suse.cz>
18514 Kai Tietz <kai.tietz@onevision.com>
18516 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
18517 * config/i386/i386.c (ix86_expand_call): Add clobbers.
18519 2009-01-06 Jan Hubicka <jh@suse.cz>
18520 Kai Tietz <kai.tietz@onevision.com>
18522 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
18524 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
18525 (ix86_nsaved_regs): Count only general purpose regs.
18526 (ix86_nsaved_sseregs): New.
18527 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
18528 to 16 for w64; compute padding and size of sse reg save area.
18529 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
18530 general purpose regs.
18531 (ix86_emit_save_sse_regs_using_mov): New.
18532 (ix86_expand_prologue): Save SSE regs if needed.
18533 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
18534 (ix86_emit_restore_sse_regs_using_mov): New.
18535 (ix86_expand_epilogue): Save SSE regs if needed.
18537 2009-01-06 Jan Hubicka <jh@suse.cz>
18538 Kai Tietz <kai.tietz@onevision.com>
18540 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
18541 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
18542 functions when accumulate outgoing args is off.
18544 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
18547 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
18548 before using pseudos_have_intersected_live_ranges_p.
18550 * ira-int.h (ira_assert): Always define.
18552 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
18554 AVX Programming Reference (December, 2008)
18555 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
18556 (_mm256_permute2_pd): Likewise.
18557 (_mm_permute2_ps): Likewise.
18558 (_mm256_permute2_ps): Likewise.
18559 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
18560 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
18562 * config/i386/i386.c (ix86_builtins): Remove
18563 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
18564 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
18565 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
18566 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
18567 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
18568 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
18569 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
18570 __builtin_ia32_vpermil2ps256.
18571 (ix86_init_mmx_sse_builtins): Updated.
18572 (ix86_expand_args_builtin): Likewise.
18574 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18576 * pa.c (output_call): Relocate non-jump insns in the delay slot of
18577 long absolute calls when generating PA 2.0 code.
18579 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
18581 PR rtl-optimization/38583
18582 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
18584 * params.def (ira-max-conflict-table-size): New.
18586 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
18588 * ira.h (ira_conflicts_p): New external definition.
18590 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
18591 table. Report this. Return result of building.
18592 (ira_build_conflicts): Use ira_conflicts_p. Check result of
18593 building conflict table.
18595 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
18596 (ira_color): Use ira_conflicts_p.
18598 * global.c: Include ira.h.
18599 (pseudo_for_reload_consideration_p, build_insn_chain): Use
18602 * Makefile.in (global.o): Add ira.h.
18604 * ira-build.c (mark_all_loops_for_removal,
18605 propagate_some_info_from_allocno): New.
18606 (remove_unnecessary_allocnos): Call
18607 propagate_some_info_from_allocno.
18608 (remove_low_level_allocnos): New.
18609 (remove_unnecessary_regions): Add parameter. Call
18610 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
18611 parameter to remove_unnecessary_regions.
18612 (ira_build): Remove all regions but root if the conflict table was
18613 not built. Update conflict hard regs for allocnos crossing calls.
18615 * ira.c (ira_conflicts_p): New global.
18616 (ira): Define and use ira_conflicts_p.
18618 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
18619 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
18620 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
18622 2009-01-06 Ben Elliston <bje@au.ibm.com>
18624 * gengtype-lex.l (YY_NO_INPUT): Define.
18626 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
18629 * c-common.c (handle_vector_size_attribute): Also reject
18630 BOOLEAN_TYPE types.
18632 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
18634 PR tree-optimization/38492
18635 * graphite.c (rename_map_elt, debug_rename_elt,
18636 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
18637 rename_map_elt_info, eq_rename_map_elts,
18638 get_new_name_from_old_name, bb_in_sese_p): Moved around.
18639 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
18640 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
18641 (sese_build_livein_liveouts): New.
18642 (new_sese, free_sese): New.
18643 (new_scop): Call new_sese.
18644 (free_scop): Call free_sese.
18645 (rename_variables_from_edge, rename_phis_end_scop): Removed.
18646 (register_old_new_names): Renamed register_old_and_new_names.
18647 (register_scop_liveout_renames, add_loop_exit_phis,
18648 insert_loop_close_phis, struct igp,
18649 default_liveout_before_guard, add_guard_exit_phis,
18650 insert_guard_phis, copy_renames): New.
18651 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
18652 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
18653 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
18654 (scop_adjust_phis_for_liveouts): New.
18655 (gloog): Call scop_adjust_phis_for_liveouts.
18657 * graphite.h (struct sese): Documented. Added fields liveout,
18658 num_ver and livein.
18659 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
18660 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
18661 (struct scop): Added field liveout_renames.
18662 (SCOP_LIVEOUT_RENAMES): New.
18664 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
18666 PR tree-optimization/38510
18667 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
18668 (translate_clast): Call recompute_all_dominators before
18670 (gloog): Call recompute_all_dominators before graphite_verify.
18672 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
18673 Jan Sjodin <jan.sjodin@amd.com>
18675 PR tree-optimization/38500
18676 * graphite.c (create_sese_edges): Call fix_loop_structure after
18679 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
18681 * config.gcc: Add m32r*-*-rtems*.
18682 * config/m32r/rtems.h: New file.
18684 2009-01-05 Ben Elliston <bje@au.ibm.com>
18686 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
18687 (.po.pox): Likewise.
18688 (po/gcc.pot): Likewise.
18690 2009-01-04 David S. Miller <davem@davemloft.net>
18692 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
18693 (STARTING_FRAME_OFFSET): Always set to zero.
18695 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
18697 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
18698 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
18699 fixed-point types, and vectors of the same.
18701 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
18703 * config/mips/sync.md (*mb_barrier): Rename to...
18704 (*memory_barrier): ...this.
18706 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
18708 * doc/extend.texi (Function Attributes): Move @cindex after @item
18709 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
18710 and put in alphabetical order. Fix 'target' name and put in order.
18711 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
18714 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
18716 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
18717 (memory_barrier): Expand as unspec instead of unspec_volatile.
18718 Remove mem:BLK from insn operands. Use Pmode scratch register.
18719 (*memory_barrier): Define as unspec instead of unspec_volatile.
18720 Use (match_dup 0) as input operand.
18722 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
18723 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
18724 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
18725 scratch register. Remove operand 1.
18726 (*stbar): Define as unspec instead of unspec_volatile.
18727 Use (match_dup 0) as input operand, remove (const_int 8).
18728 (*membar): Define as unspec instead of unspec_volatile.
18729 Use (match_dup 0) as input operand, remove input operand 2.
18731 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
18732 (memory_barrier): Expand as unspec instead of unspec_volatile.
18733 Remove mem:BLK from insn operands. Use Pmode scratch register.
18734 (*memory_barrier): Define as unspec instead of unspec_volatile.
18735 Use (match_dup 0) as input operand.
18737 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
18738 Remove mem:BLK from insn operands. Use Pmode scratch register.
18739 Set volatile flag on operand 0.
18740 (*memory_barrier): New insn pattern.
18742 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
18744 (*memory_barrier): Use (match_dup 0) as input operand.
18746 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
18747 Remove mem:BLK from insn operands. Use Pmode scratch register.
18748 Set volatile flag on operand 0.
18749 (*mb_internal): New insn pattern.
18751 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
18753 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
18755 PR middle-end/38586
18756 * function.c (struct temp_slot): Move to the section of the file
18757 that deals with temp slots. Remove field 'address'.
18758 (temp_slot_address_table): New hash table of address -> temp slot.
18759 (struct temp_slot_address_entry): New struct, items for the table.
18760 (temp_slot_address_compute_hash, temp_slot_address_hash,
18761 temp_slot_address_eq, insert_temp_slot_address): Support functions
18763 (find_temp_slot_from_address): Rewrite to use the new hash table.
18764 (remove_unused_temp_slot_addresses): Remove addresses of temp
18765 slots that have been made available.
18766 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
18767 worker function for remove_unused_temp_slot_addresses.
18768 (assign_stack_temp_for_type): Don't clear the temp slot address list.
18769 Add the temp slot address to the address -> temp slot map.
18770 (update_temp_slot_address): Update via insert_temp_slot_address.
18771 (free_temp_slots): Call remove_unused_temp_slot_addresses.
18772 (pop_temp_slots): Likewise.
18773 (init_temp_slots): Allocate the address -> temp slot map, or empty
18774 the map if it is already allocated.
18775 (prepare_function_start): Initialize temp slot processing.
18777 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
18779 PR middle-end/38584
18780 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
18781 Calculate the size of all stack vars assuming no packing of stack
18782 vars will happen, replacing a quadratic algorithm with a linear one.
18784 2009-01-03 Jakub Jelinek <jakub@redhat.com>
18787 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
18790 2009-01-03 Diego Novillo <dnovillo@google.com>
18792 * doc/contrib.texi: Update contributions.
18794 2009-01-03 Jakub Jelinek <jakub@redhat.com>
18797 * builtins.c (fold_builtin_memory_op): Give up if either operand
18798 is volatile. Set srctype or desttype to non-qualified version
18802 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
18803 and FUNCTION_DECLs.
18805 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
18807 PR rtl-optimization/35805
18808 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
18809 problem if fast dce is able to remove any instructions.
18810 * dce.c (dce_process_block): Fix dump message.
18812 2009-01-02 Mark Mitchell <mark@codesourcery.com>
18815 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
18817 2009-01-02 Jakub Jelinek <jakub@redhat.com>
18819 PR middle-end/38690
18820 * tree-flow.h (op_code_prio, op_prio): New prototypes.
18821 * tree-pretty-print.c (op_code_prio): New function.
18822 (op_prio): No longer static. Use op_code_prio.
18823 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
18824 Use op_prio and op_code_prio to determine if () should be
18825 printed around operand(s) or not.
18827 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
18828 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
18829 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
18830 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
18831 pp_character instead of pp_string for single letter printing.
18833 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
18835 * doc/extend.texi: Fix '#pragma GCC option' typo.
18837 2009-01-02 Richard Guenther <rguenther@suse.de>
18839 * doc/install.texi (--enable-checking): Mention different
18840 default for stage1.
18841 (--enable-stage1-checking): Document.
18843 2009-01-01 Andrew Pinski <pinskia@gmail.com>
18845 PR middle-end/30142
18846 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
18847 case to be an error.
18849 2009-01-02 Ben Elliston <bje@au.ibm.com>
18851 * config/fp-bit.h (pack_d): Constify argument.
18852 * config/fp-bit.c (makenan): Constify return type. Remove casts.
18853 (isnan): Constify argument.
18855 (iszero): Likewise.
18856 (pack_d): Likewise.
18857 (_fpadd_parts): Constify return type.
18858 (_fpmul_parts): Likewise.
18859 (_fpdiv_parts): Likewise.
18861 2009-01-01 Jakub Jelinek <jakub@redhat.com>
18864 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
18865 warn about overwriting initializer with side-effects or
18866 -Woverride-init if !IMPLICIT.
18867 (output_init_element): Likewise. Pass IMPLICIT down to
18869 (process_init_element): Add IMPLICIT argument. Pass it down
18870 to output_init_element.
18871 (push_init_element, pop_init_level, set_designator): Adjust
18872 process_init_element callers.
18873 (set_nonincremental_init, set_nonincremental_init_from_string):
18874 Adjust add_pending_init callers.
18875 (output_pending_init_elements): Adjust output_init_element callers.
18876 * c-tree.h (process_init_element): Adjust prototype.
18877 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
18878 process_init_element callers.
18881 Copyright (C) 2009 Free Software Foundation, Inc.
18883 Copying and distribution of this file, with or without modification,
18884 are permitted in any medium without royalty provided the copyright
18885 notice and this notice are preserved.