1 2009-07-20 Jakub Jelinek <jakub@redhat.com>
3 PR tree-optimization/40792
4 * tree.c (build_function_type_skip_args): Remove bogus assert.
6 2009-07-20 Jan Hubicka <jh@suse.cz>
7 Martin Jambor <mjambor@suse.cz>
9 * cgraph.h (combined_args_to_skip): New field.
10 * cgraph.c (cgraph_create_virtual_clone): Properly handle
11 combined_args_to_skip and args_to_skip.
12 * tree-inline.c (update_clone_info): New function.
13 (tree_function_versioning): Call update_clone_info.
14 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized functions.
15 (cgraph_materialize_all_clones): More extensive dumping, working
16 with combined_args_to_skip rather than args_to_skip.
18 2009-07-20 Ira Rosen <irar@il.ibm.com>
20 * tree-vectorizer.h (vectorizable_condition): Add parameters.
21 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
22 (get_initial_def_for_reduction): Likewise.
23 (vectorizable_reduction): Skip the check of first operand in case
24 of COND_EXPR. Add check that it is outer loop vectorization if
25 nested cycle was detected. Call vectorizable_condition() for
26 COND_EXPR. If reduction epilogue cannot be created do not fail for
27 nested cycles (if it is not double reduction). Assert that there
28 is only one type in the loop in case of COND_EXPR. Call
29 vectorizable_condition() to vectorize COND_EXPR.
30 * tree-vect-stmts.c (vectorizable_condition): Update comment.
31 Add parameters. Allow nested cycles if called from
32 vectorizable_reduction(). Use reduction vector variable if provided.
33 (vect_analyze_stmt): Call vectorizable_reduction() before
34 vectorizable_condition().
35 (vect_transform_stmt): Update call to vectorizable_condition().
37 2009-07-20 Christian Bruel <christian.bruel@st.com>
39 * config/sh/sh.opt (-mfmovd): Resurrect and document.
40 * doc/invoke.texi (-mfmovd): Likewise.
41 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
43 2009-07-20 Jan Hubicka <jh@suse.cz>
45 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
46 when handling SSA name.
48 2009-07-19 Jan Hubicka <jh@suse.cz>
50 PR tree-optimization/40676
51 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
52 virtual PHIs in empty BBs.
54 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
56 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
57 re-expanded the compound use gen_lowpart instead to convert to the
60 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
62 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
63 OUTER_CONST arguments.
64 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
65 the new wider mode will be masked off.
66 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
68 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
70 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
71 high-order bits are zero.
73 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
75 * combine.c (simplify_shift_const_1): Split code to determine
77 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
78 new bits shifted in are identical to the old sign bit.
80 2009-07-18 Richard Guenther <rguenther@suse.de>
83 * gimplify.c (gimplify_call_expr): Reject code using results from
84 functions returning void.
86 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
88 * doc/md.texi: Document the new PowerPC "es" constraint.
89 Document that "m" can include automodified addresses on this target,
90 and explain how %U must be used. Extend the "Q" and "Z" documentation
91 to suggest "es" as well as "m".
92 * config/rs6000/constraints.md (es): New memory constraint.
93 (Q, Z): Update strings to match new documentation.
95 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
97 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
98 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
99 * config/rs6000/predicates.md (volatile_mem_operand): Use
100 offsettable_nonstrict_memref_p.
101 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
102 (*floatunssidf2_internal): Likewise.
103 (*fix_truncdfsi2_internal): Likewise.
104 (*fix_trunctfsi2_internal): Likewise.
106 2009-07-17 Anatoly Sokolov <aesok@post.ru>
108 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
110 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
112 2009-07-17 Richard Guenther <rguenther@suse.de>
115 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
116 (pass_warn_unused_result): Likewise.
117 (TODO_set_props): Remove.
118 * omp-low.c (diagnose_omp_structured_block_errors): Change to
120 (pass_diagnose_omp_blocks): Define.
121 * c-decl.c (pop_file_scope): Do not finalize the CU here.
122 (c_gimple_diagnostics_recursively): Remove.
123 (finish_function): Do not call it.
124 (c_write_global_declarations): Continue after errors.
125 Finalize the CU here.
126 * c-gimplify.c (c_genericize): Do not gimplify here.
127 * c-common.c (c_warn_unused_result): Move ...
128 * tree-cfg.c (do_warn_unused_result): ... here.
129 (run_warn_unused_result): New function.
130 (gate_warn_unused_result): New function.
131 (pass_warn_unused_result): New pass.
132 * c-common.h (c_warn_unused_result): Remove.
133 * flags.h (flag_warn_unused_result): Declare.
134 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
135 * opts.c (flag_warn_unused_result): Initialize to false.
136 * toplev.c (compile_file): Add comment.
137 * omp-low.c (create_omp_child_function): Do not register
138 the function with the frontend.
139 (diagnose_omp_structured_block_errors): Prepare to be
140 called as optimization pass.
141 (gate_diagnose_omp_blocks): New function.
142 (pass_diagnose_omp_blocks): New pass.
143 * cgraph.h (cgraph_optimize): Remove.
144 (cgraph_analyze_function): Likewise.
145 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
146 * cgraphunit.c (cgraph_lower_function): Lower nested functions
147 before their parents here.
148 (cgraph_finalize_function): Not here.
149 (cgraph_analyze_function): Gimplify functions here.
150 (cgraph_finalize_compilation_unit): Continue after errors.
151 Optimize the callgraph from here.
152 (cgraph_optimize): Make static.
153 * langhooks.c (write_global_declarations): Finalize the CU.
154 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
155 (gimplify_function_tree): Assert we gimplify only once.
156 Set PROP_gimple_any property.
157 * tree-nested.c (gimplify_all_functions): New function.
158 (lower_nested_functions): Gimplify all nested functions.
159 * gimple.h (diagnose_omp_structured_block_errors): Remove.
160 * passes.c (init_optimization_passes): Add pass_warn_unused_result
161 and pass_diagnose_omp_blocks after gimplification. Do not
162 set TODO_set_props on all_lowering_passes.
163 (execute_one_pass): Do not handle TODO_set_props.
164 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
165 (gimplify.o): Add tree-pass.h dependency.
166 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
167 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
168 (unsave_r): Likewise.
169 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
172 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
174 * doc/service.texi (Service): Restore previously removed link,
175 which isn't broken after all.
177 2009-07-17 Richard Guenther <rguenther@suse.de>
179 PR tree-optimization/40321
180 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
181 PHI nodes to the maximal set.
182 (make_values_for_phi): Add PHI arguments to the maximal set.
183 (execute_pre): Dump PHI_GEN and the maximal set.
185 2009-07-17 Jakub Jelinek <jakub@redhat.com>
188 * gimplify.c (gimplify_conversion): Don't change non-conversions into
191 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
193 * doc/extend.texi (Nested Functions): Replace broken link with
195 * doc/service.texi (Service): Remove broken link.
197 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
200 * builtins.c (expand_builtin_memcmp): Use loc instead of
202 (expand_builtin_strncmp): Likewise.
204 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
205 Manuel López-Ibáñez <manu@gcc.gnu.org>
208 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
209 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
210 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
211 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
212 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
213 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
214 tree-inline.c, c-common.c, c-common.h, gimple.c,
215 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
216 convert.c: Add location argument to fold_{unary,binary,ternary},
217 fold_build[123], build_call_expr, build_size_arg,
218 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
219 fold_build1_initializer, fold_build2_initializer,
220 fold_build3_initializer, fold_build_call_array,
221 fold_build_call_array_initializer, fold_single_bit_test,
222 omit_one_operand, omit_two_operands, invert_truthvalue,
223 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
224 combine_comparisons, fold_builtin_*, fold_call_expr,
225 build_range_check, maybe_fold_offset_to_address, round_up,
228 2009-07-16 Jason Merrill <jason@redhat.com>
231 * c-common.c (c_common_reswords): Add __is_standard_layout
233 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
234 * doc/implement-cxx.texi: New.
235 * doc/gcc.texi: Include it.
237 2009-07-16 DJ Delorie <dj@redhat.com>
239 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
240 compares that may be indirectly affected by previous instructions.
242 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
244 * builtins.c (do_mpc_arg2): New.
245 (fold_builtin_2): Fold builtin cpow.
246 * real.h (HAVE_mpc_pow): New.
248 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
250 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
251 comparison to skip unprofitable schedule
253 2009-07-16 Simon Baldwin <simonb@google.com>
255 * gcc.c (option_map): New flag -no-canonical-prefixes.
256 * (display_help): Print help text for new flag.
257 * (process_command): Move options translation and language specifics
258 and handle new flag early. Use it to set a function pointer to a
259 prefix builder. Replace make_relative_prefix calls with calls to
260 the function pointed to. Ignore new flag in regular options handling.
261 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
263 2009-07-15 DJ Delorie <dj@redhat.com>
265 * config/mep/mep.md (sibcall_internal): Change register to avoid
267 (sibcall_value_internal): Likewise.
269 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
271 PR rtl-optimization/40710
272 * resource.c (mark_target_live_regs): Reset DF problem to LR.
274 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
276 * config/mips/mips.md (*extenddi_truncate<mode>,
277 *extendsi_truncate<mode>): Change type attribute to move_type
278 with shift_shift. Split out code handling exts from here ...
279 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
281 (*extendhi_truncateqi): Change type attribute to move_type with
282 shift_shift. Split out code handling exts from here ...
283 (*extendhi_truncateqi_exts): ... to this new pattern.
285 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
287 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
288 instead of "and" with inverted sign bit mask value. Use
289 "nonimmediate_operand" for operand 1 and operand 2 predicate.
290 Allocate registers only for operand 4 and operand 5.
292 2009-07-15 Jakub Jelinek <jakub@redhat.com>
295 * fold-const.c (fold_cond_expr_with_comparison): When folding
296 < and <= to MIN, make sure the MIN uses the same type as the
297 comparison's operands.
299 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
301 * arm.md (ior_xor): New code iterator.
302 (split for ior/xor with shift and zero-extend): New split pattern.
303 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
305 2009-07-15 Richard Guenther <rguenther@suse.de>
307 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
310 2009-07-15 Richard Guenther <rguenther@suse.de>
313 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
315 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
317 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
318 handle 2.6.30 kernel.
320 2009-07-15 DJ Delorie <dj@redhat.com>
322 * config/mep/mep.md (sibcall_internal): Change register to allow
323 for 24-bit addresses.
324 (sibcall_value_internal): Likewise.
326 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
328 * doc/invoke.texi: Added descriptions of the scheduling heuristics
329 that are enabled/disabled by the flags introduced by a previous patch.
331 2009-07-14 DJ Delorie <dj@redhat.com>
333 * config/mep/mep.md (sibcall_internal): Include non-toggling
335 (sibcall_value_internal): Likewise.
337 2009-07-14 Taras Glek <tglek@mozilla.com>
338 Rafael Espindola <espindola@google.com>
340 * doc/sourcebuild.texi: Document install-plugin target.
341 * configure.ac: Added install-plugin target to language makefiles.
342 * configure: Regenerate.
343 * Makefile.in: (install-plugin): Install more headers,
344 depend on lang.install-plugin.
346 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
348 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
351 2009-07-14 DJ Delorie <dj@redhat.com>
353 * config/mep/mep.c (mep_vliw_jmp_match): New function.
354 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
355 * config/mep/mep.md (sibcall_internal): Change test from
356 mep_vliw_mode_match to mep_vliw_jmp_match.
357 (sibcall_value_internal): Likewise.
359 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
361 * config/i386/sse.md (copysign<mode>3): New expander.
362 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
363 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
364 Use ix86_build_const_vector.
365 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
366 IX86_BUILTIN_CPYSGNPD.
367 (builtin_description): Add __builtin_ia32_copysignps and
368 __builtin_ia32_copysignpd.
369 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
370 and BUILT_IN_COPYSIGNF.
372 2009-07-13 Jason Merrill <jason@redhat.com>
374 * builtins.c (can_trust_pointer_alignment): New fn.
375 (get_pointer_alignment): Factor it out from here.
376 * tree.h: Declare it.
378 2009-07-14 David Edelsohn <edelsohn@gnu.org>
380 * config/rs6000/predicates.md (offsettable_mem_operand): Test
383 2009-07-14 Dodji Seketeli <dodji@redhat.com>
387 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
389 2009-07-14 Richard Guenther <rguenther@suse.de>
390 Andrey Belevantsev <abel@ispras.ru>
393 * cfgexpand.c (partition_stack_vars): Do not bother to update
394 alias information when not optimizing.
396 2009-07-14 Richard Guenther <rguenther@suse.de>
397 Andrey Belevantsev <abel@ispras.ru>
399 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
400 (pt_solution_set): Likewise.
401 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
402 * tree-ssa-structalias.c (pt_solution_set): New function.
403 * final.c (rest_of_clean_state): Free SSA data structures.
404 * print-rtl.c (print_decl_name): Remove.
405 (print_mem_expr): Implement in terms of print_generic_expr.
406 * alias.c (ao_ref_from_mem): New function.
407 (rtx_refs_may_alias_p): Likewise.
408 (true_dependence): Query alias-export info.
409 (canon_true_dependence): Likewise.
410 (write_dependence_p): Likewise.
411 * tree-dfa.c (get_ref_base_and_extent): For void types leave
413 * emit-rtl.c (component_ref_for_mem_expr): Remove.
414 (mem_expr_equal_p): Use operand_equal_p.
415 (set_mem_attributes_minus_bitpos): Do not use
416 component_ref_for_mem_expr.
417 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
418 (update_alias_info_with_stack_vars): Likewise.
419 (partition_stack_vars): Call update_alias_info_with_stack_vars.
420 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
421 explicitly nor clear stmt operands.
422 Free the decl-to-pointer map.
423 * tree-optimize.c (execute_free_datastructures): Do not free
424 SSA data structures here.
425 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
426 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
427 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
429 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
431 2009-07-13 DJ Delorie <dj@redhat.com>
433 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
434 unrolling at the right iteration count.
436 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
439 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
441 * haifa-sched.c (rank_for_schedule): Introduced flags to
442 enable/disable individual scheduling heuristics.
443 * common.opt: Introduced flags to enable/disable individual
444 heuristics in the scheduler.
445 * doc/invoke.texi: Introduced flags to enable/disable individual
446 heuristics in the scheduler.
448 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
450 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
451 config/i386/mingw-tls.c.
452 * config/i386/mingw-tls.c: Removed.
454 2009-07-13 Ira Rosen <irar@il.ibm.com>
456 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
457 checks access only relevant statements.
458 (vectorizable_reduction): Likewise.
460 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
462 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
463 just for 32-bit case.
465 2009-07-12 Jan Hubicka <jh@suse.cz>
467 PR tree-optimization/40585
468 * except.c (expand_resx_expr): When there already is resume
469 instruction, produce linked list.
470 (build_post_landing_pads): Assert that resume is empty.
471 (connect_post_landing_pads): Handle resume lists.
472 (dump_eh_tree): Dump resume list.
474 2009-07-12 Ira Rosen <irar@il.ibm.com>
476 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
477 with additional argument.
478 * tree-vectorizer.h (enum vect_def_type): Add
479 vect_double_reduction_def.
480 (vect_is_simple_reduction): Add argument.
481 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
483 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
484 vect_is_simple_reduction with additional argument.
485 (vect_analyze_loop_operations): Handle exit phi nodes in case of
487 (reduction_code_for_scalar_code): Handle additional codes by
488 returning ERROR_MARK for them. Fix comment and indentation.
489 (vect_is_simple_reduction): Fix comment, add argument to specify
490 double reduction. Detect double reduction.
491 (get_initial_def_for_induction): Fix indentation.
492 (get_initial_def_for_reduction): Fix comment and indentation.
493 Handle double reduction. Create initial definitions that do not
494 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
495 (vect_create_epilog_for_reduction): Fix comment, add argument to
496 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
497 epilogue result extraction. Create double reduction phi node and
498 replace relevant uses.
499 (vectorizable_reduction): Call vect_is_simple_reduction with
500 additional argument. Fix indentation. Update epilogue code treatment
501 according to the changes in reduction_code_for_scalar_code. Check
502 for double reduction. Call vect_create_epilog_for_reduction with
504 * tree-vect-stmts.c (process_use): Handle double reduction, update
506 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
507 (vect_get_vec_def_for_operand): Likewise.
509 2009-07-12 Danny Smith <dansmister@gmail.com>
511 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
512 dllexport if !TREE_PUBLIC.
513 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
515 2009-07-11 Anatoly Sokolov <aesok@post.ru>
517 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
518 (avr_extra_arch_macro) Remove declatation.
519 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
520 (avr_extra_arch_macro) Declare as static.
521 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
523 2009-07-11 Jan Hubicka <jh@suse.cz>
526 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
528 2009-07-11 Jakub Jelinek <jakub@redhat.com>
531 * dwarf2out.c (dw_fde_struct): Add in_std_section and
532 cold_in_std_section bits.
533 (dwarf2out_begin_prologue): Initialize them.
534 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
535 if already covered by text_section or cold_text_section range.
537 PR rtl-optimization/40667
538 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
539 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
540 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
541 * config/i386/i386.c (ix86_minimum_alignment): New function.
542 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
543 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
544 * emit-rtl.c (gen_reg_rtx): Likewise.
545 * function.c (assign_parms): Likewise. If nominal_type needs
546 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
547 rather than passed_type's alignment.
550 * function.c (assign_parm_setup_stack): Adjust
551 MEM_OFFSET (data->stack_parm) if promoted_mode is different
552 from nominal_mode on big endian.
554 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
556 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
558 2009-07-10 DJ Delorie <dj@redhat.com>
560 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
562 2009-07-10 Mark Mitchell <mark@codesourcery.com>
564 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
566 (thumb2_cbnz): Likewise.
568 2009-07-10 David Daney <ddaney@caviumnetworks.com>
571 * config.gcc (supported_defaults): Add synci.
572 (with_synci): Add validation.
573 (all_defaults): Add synci.
574 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
577 * config/mips/mips.opt (msynci): New option.
578 * config/mips/mips.c (mips_override_options): Warn on use of
579 -msynci for targets that do now support it.
580 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
582 * gcc/doc/invoke.texi (-msynci): Document the new option.
583 * doc/install.texi (--with-synci): Document the new option.
585 2009-07-10 Richard Guenther <rguenther@suse.de>
587 PR tree-optimization/40496
588 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
589 the PHI result with a compatible type.
591 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
595 * c.opt (Wunused-result): New.
596 * doc/invoke.texi: Document it.
597 * c-common.c (c_warn_unused_result): Use it.
599 2009-07-09 DJ Delorie <dj@redhat.com>
601 * targhooks.c (default_target_can_inline_p): Rename from
602 default_target_option_can_inline_p.
603 * targhooks.h (default_target_can_inline_p): Likewise.
604 * target-def.h (TARGET_CAN_INLINE_P): Rename from
605 TARGET_OPTION_CAN_INLINE_P.
606 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
607 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
608 (mep_target_can_inline_p): Rename from
609 mep_target_option_can_inline_p.
612 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
613 registers used to pass vectors.
615 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
617 2009-07-09 Tom Tromey <tromey@redhat.com>
619 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
620 * config/mmix/mmix.c: Include dwarf2.h.
621 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
622 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
623 * config/sh/sh.c: Include dwarf2.h.
624 * config/i386/i386.c: Include dwarf2.h.
625 * Makefile.in (DWARF2_H): Remove 'elf'.
626 * except.c: Include dwarf2.h.
627 * unwind-dw2.c: Include dwarf2.h.
628 * dwarf2out.c: Include dwarf2.h.
629 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
630 * unwind-dw2-fde.c: Include dwarf2.h.
631 * dwarf2asm.c: Include dwarf2.h.
633 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
635 * haifa-sched.c (insn_finishes_cycle_p): New static function.
637 * sched-int.h (struct sched_info: insn_finishes_block_p): New
639 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
640 (region_sched_info): Update.
641 * sched-ebb.c (ebb_sched_info): Update.
642 * modulo-sched.c (sms_sched_info): Update.
643 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
645 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
647 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
649 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
651 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
653 2009-07-09 Jakub Jelinek <jakub@redhat.com>
656 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
657 arg1 with arg01 if arg1 is already INTEGER_CST.
659 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
661 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
662 Transform (and (truncate)) into (truncate (and)).
664 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
666 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
667 creating LHS paradoxical subregs. Fix surrounding returns to
668 use NULL_RTX rather than 0.
670 2009-07-08 DJ Delorie <dj@redhat.com>
672 * config/mep/mep.c: (mep_option_can_inline_p): New.
673 (TARGET_OPTION_CAN_INLINE_P): Define.
675 2009-07-08 Mark Wielaard <mjw@redhat.com>
678 * dwarf2out.c (add_data_member_location_attribute): When we have
679 only a constant offset don't emit a new location description using
680 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
683 2009-07-08 Richard Henderson <rth@redhat.com>
686 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
687 (enum reg_class): Add CLOBBERED_REGS.
688 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
689 * config/i386/i386.c (ix86_conditional_register_usage): Moved
690 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
691 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
692 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
693 force 64-bit sibcalls into R11.
694 * config/i386/constraints.md (U): New constraint.
695 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
696 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
697 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
699 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
701 * basic-block.h (dump_regset, debug_regset): Remove duplicate
703 * c-objc-common.h (c_initialize_diagnostics): Ditto.
704 * ebitmap.h (dump_ebitmap): Ditto.
705 * optabs.h (optab_libfunc): Ditto.
706 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
707 * tree-flow.h (vect_can_force_dr_alignment_p,
708 get_vectype_for_scalar_type): Ditto.
709 (vectorize_loops): Move prototype to ...
710 * tree-vectorizer.h: ... here. Also, adjust comment.
711 (vect_set_verbosity_level): Remove duplicate prototype.
712 * tree-ssa-loop.c: Include tree-vectorizer.h.
713 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
715 2009-07-08 Nick Clifton <nickc@redhat.com>
717 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
720 2009-07-08 DJ Delorie <dj@redhat.com>
722 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
723 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
724 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
726 * config/mep/intrinsics.md: Regenerated.
727 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
728 registers when asm() or calls are detected.
730 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
733 * gimplify.c (gimplify_expr): Propagate no_warning flag when
735 * gimple (gimple_build_call_from_tree): Likewise.
736 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
737 no_warning flag before warning.
739 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
741 * tree.c (set_expr_locus): Remove.
742 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
743 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
745 * gimplify.c (internal_get_tmp_var): Likewise.
746 (gimplify_call_expr): Likewise.
747 (gimplify_one_sizepos): Likewise.
749 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
752 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
753 to variables for debugging purposes.
755 2009-06-23 Mark Loeser <mark@halcy0n.com>
758 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
760 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
762 * pretty-print.c (pp_base_format): Remove %J.
763 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
764 gcc_cxxdiag_char_table): Likewise.
765 (init_dynamic_diag_info): Likewise.
767 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
769 * pretty-print.c (pp_base_format): Remove %H.
770 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
771 gcc_cxxdiag_char_table): Likewise.
772 (init_dynamic_diag_info): Likewise.
773 * config/mep/mep.c (mep_select_section): Likewise.
775 2009-07-07 Duncan Sands <baldrick@free.fr>
777 * final.c (pass_clean_state): Give the pass a name.
778 * passes.c (pass_rest_of_compilation): Likewise.
779 * tree-optimize.c (pass_all_optimizations): Likewise.
781 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
783 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
784 an extra 'decl' for error_at.
786 2009-07-07 Jakub Jelinek <jakub@redhat.com>
789 * tree-tailcall.c (adjust_return_value_with_ops,
790 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
791 if it has complex or vector type.
793 2009-07-07 Olivier Hainque <hainque@adacore.com>
795 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
798 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
800 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
802 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
804 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
805 * c-decl.c: Likewise.
806 * function.c: Likewise.
807 * varasm.c: Likewise.
808 * tree-ssa.c: Likewise.
809 * c-common.c: Likewise.
810 * tree-cfg.c: Likewise.
811 * config/spu/spu.c: Likewise.
812 * config/ia64/ia64.c: Likewise.
813 * config/v850/v850.c: Likewise.
815 2009-07-06 DJ Delorie <dj@redhat.com>
817 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
818 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
819 unspecified accesses to control registers.
820 * config/mep/intrinsics.md: Regenerate.
821 * config/mep/intrinsics.h: Regenerate.
822 * config/mep/mep-intrin.h: Regenerate.
824 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
826 * c-lex.c: Replace %H by an explicit location. Update all calls.
827 * c-common.c: Likewise.
828 * c-decl.c: Likewise.
829 * c-typeck.c: Likewise.
830 * fold-const.c: Likewise.
831 * gimplify.c: Likewise.
833 * tree-cfg.c: Likewise.
834 * tree-ssa-loop-niter.c: Likewise.
835 * tree-vrp.c: Likewise.
836 * value-prof.c: Likewise.
838 2009-07-06 Diego Novillo <dnovillo@google.com>
840 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
841 if it has one. Handle cases where VAR does not have an
842 annotation or cfun is NULL.
844 2009-07-06 Diego Novillo <dnovillo@google.com>
846 * tree.c: Include debug.h.
847 (initialize_tree_contains_struct): New.
848 (init_ttree): Call it.
849 (tree_node_structure_for_code): Factor out of ...
850 (tree_node_structure): ... here.
851 * treestruct.def (TS_PHI_NODE): Remove.
852 (TS_GIMPLE_STATEMENT): Remove.
854 2009-07-06 Diego Novillo <dnovillo@google.com>
856 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
857 (debug_tree_chain): Handle cycles.
859 2009-07-06 Nick Clifton <nickc@redhat.com>
860 DJ Delorie <dj@redhat.com>
862 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
863 __FMOVD_ENABLED__ is defined.
865 (TARGET_FMOVD): Provide a default definition.
866 (MASK_FMOVD): Likewise.
867 (TARGET_CPU_CPP_BUILTINS): Define
868 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
869 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
870 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
871 (split for DF load from memory into register): Also handle
872 MEMs which consist of REG+DISP addressing.
873 (split for DF store from register to memory): Likewise.
874 (movsf_ie): Always use single fp_mode.
875 * config/sh/sh.c (sh_override_options): Do not automatically
876 enable TARGET_MOVD for the SH2A when supporting doubles - leave
877 that to the -mfmovd command line switch.
878 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
879 (fldi_ok): Always allow.
880 * config/sh/sh.opt (mfmovd): Remove this switch.
881 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
883 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
884 Kaz Kojima <kkojima@gcc.gnu.org>
886 PR rtl-optimization/30807
887 * postreload.c (reload_combine): For every new use of REG_SUM,
888 record the use of BASE.
890 2009-07-06 Jan Hubicka <jh@suse.cz>
892 * params.def: Revert my accidental commit at 2009-06-30.
894 2009-07-04 Ian Lance Taylor <iant@google.com>
897 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
899 (mingw_format_attribute_overrides): Likewise.
901 2009-07-04 Jakub Jelinek <jakub@redhat.com>
904 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
905 don't check cfa.reg. Instead of cfa.indirect use
906 fde && fde->drap_reg != INVALID_REGNUM test.
908 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
910 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
912 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
915 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
917 2009-07-03 Richard Guenther <rguenther@suse.de>
919 PR tree-optimization/40640
920 * tree-switch-conversion.c (build_arrays): Perform arithmetic
923 2009-07-03 Jan Hubicka <jh@suse.cz>
925 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
926 for size, reduce amount of inlining.
928 2009-07-03 Richard Guenther <rguenther@suse.de>
931 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
932 if t +- x is known to not overflow and the conversion widens the
934 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
936 2009-07-03 Jan Hubicka <jh@suse.cz>
938 * ipa-pure-const.c (analyze): Update loop optimizer init.
939 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
940 try_remove_empty_loop, remove_empty_loops): Remove.
941 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
942 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
943 to mark regular loops as neccesary.
944 (degenerate_phi_p): New function.
945 (propagate_necessity, remove_dead_phis): Use it.
946 (forward_edge_to_pdom): Likewise.
947 (eliminate_unnecessary_stmts): Take care to remove uses of results of
948 virtual PHI nodes that became unreachable.
949 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
950 * tree-flow.h (remove_empty_loops): Remove.
951 * passes.c (init_optimization_passes): Remove.
953 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
955 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
957 (*fix_trunc<mode>_i387_1): Ditto.
958 (*floathi<mode>2_1): Ditto.
959 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
961 (*fist<mode>2_1): Ditto.
962 (frndintxf2_floor): Ditto.
963 (*fist<mode>2_floor_1): Ditto.
964 (frndintxf2_ceil): Ditto.
965 (*fist<mode>2_ceil_1): Ditto.
966 (frndintxf2_trunc): Ditto.
967 (frndintxf2_mask_pm): Ditto.
968 (fxam<mode>2_i387_with_temp): Ditto.
969 * config/i386/sse.md (mulv16qi3): Ditto.
970 (*sse2_mulv4si3): Ditto.
972 (sse4_2_pcmpestr): Ditto.
973 (sse4_2_pcmpistr): Ditto.
975 2009-07-03 Jan Hubicka <jh@suse.cz>
977 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
978 (mark_stmt_necessary): Set it.
979 (mark_operand_necessary): Set it.
980 (mark_control_dependent_edges_necessary): Set it.
981 (mark_virtual_phi_result_for_renaming): New function.
982 (get_live_post_dom): New function.
983 (forward_edge_to_pdom): New function.
984 (remove_dead_stmt): Fix handling of control dependences.
985 (tree_dce_init): Init new bitmap.
986 (tree_dce_done): Free it.
988 2009-07-02 Richard Guenther <rguenther@suse.de>
991 * tree-ssa-structalias.c (new_var_info): Initialize
994 2009-07-02 Jan Hubicka <jh@suse.cz>
996 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
999 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
1001 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
1002 instead of recomputing it. Adjust calls.
1003 (emit_store_flag): Adjust recursive calls.
1005 2009-07-02 Richard Guenther <rguenther@suse.de>
1007 * tree-ssa-live.c (remove_unused_locals): Do not remove
1009 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
1010 of DECL_EXTERNAL for HEAP variables.
1011 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
1012 HEAP variables. Do not adjust RESTRICT vars.
1013 (find_what_var_points_to): Nobody cares if something
1016 2009-07-02 Ben Elliston <bje@au.ibm.com>
1018 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
1019 pc_low and pc_high declarations to the top of the function.
1021 2009-07-01 DJ Delorie <dj@redhat.com>
1023 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
1025 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
1026 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
1027 unspecified accesses to control registers.
1028 * config/mep/intrinsics.md: Regenerate.
1029 * config/mep/intrinsics.h: Regenerate.
1030 * config/mep/mep-intrin.h: Regenerate.
1032 2009-07-01 Anthony Green <green@moxielogic.com>
1034 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
1035 instruction when possible.
1036 (moxie_expand_prologue): Ditto. Also, save an instruction and
1037 some complexity by popping off of $r12 instead of $sp.
1038 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
1041 2009-07-01 Richard Henderson <rth@redhat.com>
1044 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
1045 contained no insns, reposition note before last insn.
1047 2009-07-01 Richard Henderson <rth@redhat.com>
1050 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
1051 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
1053 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
1056 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
1057 darwin9 for printing reg addresses with %y.
1059 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
1061 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
1062 truncation from operands in binary operations.
1064 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
1067 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
1068 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
1069 subreg of op0 to the original op0.
1071 * expmed.c (store_bit_field_1): Use a temporary as the destination
1072 instead of a paradoxical subreg when we need to truncate the result.
1074 2009-07-01 DJ Delorie <dj@redhat.com>
1076 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
1077 names to VLIW variants.
1078 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
1079 * config/mep/intrinsics.md: Regenerate.
1080 * config/mep/intrinsics.h: Regenerate.
1081 * config/mep/mep-intrin.h: Regenerate.
1083 2009-07-01 Jakub Jelinek <jakub@redhat.com>
1086 * jump.c (returnjump_p): Revert last patch.
1087 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
1089 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1092 * pa.md (casesi32p): Use jump table label to determine the offset
1094 (casesi64p): Likewise.
1096 * pa.c (forward_branch_p): Return bool type. Use instruction
1097 addresses when available. Assert that INSN has a jump label.
1098 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
1101 2009-07-01 Richard Guenther <rguenther@suse.de>
1103 PR tree-optimization/19831
1104 * tree-ssa-dce.c (propagate_necessity): Calls to functions
1105 that only act as barriers do not make any previous stores necessary.
1106 * tree-ssa-structalias.c (handle_lhs_call): Delay making
1107 HEAP variables global, do not add a constraint from nonlocal.
1108 (find_func_aliases): Handle escapes through return statements.
1109 (compute_points_to_sets): Make escaped HEAP variables global.
1111 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
1114 * expmed.c (emit_store_flag): Perform a conversion if necessary,
1115 after reducing a DImode cstore to SImode.
1117 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
1119 * expr.c (expand_expr_real_1): Reinstate fallthrough to
1120 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
1122 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
1124 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
1125 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
1127 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
1128 and umod_optab if TARGET_BSD_DIVMOD.
1129 * config/vax/lib1funcs.asm: New file.
1130 * config/vax/t-linux: New file.
1131 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
1133 2009-06-30 Jakub Jelinek <jakub@redhat.com>
1136 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
1137 to type arguments that have void type.
1140 * dwarf2out.c (gen_formal_parameter_die): Call
1141 equate_decl_number_to_die if node is different from origin.
1143 2009-06-30 Anthony Green <green@moxielogic.com>
1145 Clean up moxie port for --enable-build-with-cxx.
1146 * config/moxie/moxie.c (moxie_function_value): First two
1147 parameters are const_tree, not tree.
1148 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
1149 (REG_CLASS_NAMES): Ditto.
1150 (REGNO_REG_CLASS): Ditto.
1151 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
1152 (moxie_function_value): Fix constyness of arguments.
1154 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
1156 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
1157 finalize_size_functions before further processing.
1158 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
1159 (variable_size): Call self_referential_size on size expressions
1160 that contain a PLACEHOLDER_EXPR.
1161 (size_functions): New static variable.
1162 (copy_self_referential_tree_r): New static function.
1163 (self_referential_size): Likewise.
1164 (finalize_size_functions): New global function.
1165 * tree.c: Include tree-inline.h.
1166 (push_without_duplicates): New static function.
1167 (find_placeholder_in_expr): New global function.
1168 (substitute_in_expr) <tcc_declaration>: Return the replacement object
1170 <tcc_expression>: Likewise.
1171 <tcc_vl_exp>: If the replacement object is a constant, try to inline
1172 the call in the expression.
1173 * tree.h (finalize_size_functions): Declare.
1174 (find_placeholder_in_expr): Likewise.
1175 (FIND_PLACEHOLDER_IN_EXPR): New macro.
1176 (substitute_placeholder_in_expr): Update comment.
1177 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
1179 (copy_tree_body_r): Likewise.
1180 (copy_tree_body): New static function.
1181 (maybe_inline_call_in_expr): New global function.
1182 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
1183 (maybe_inline_call_in_expr): Declare.
1184 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
1185 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
1188 2009-06-30 Richard Guenther <rguenther@suse.de>
1190 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
1192 (propagate_necessity): Do not mark reaching defs of stores
1195 2009-06-30 Jan Hubicka <jh@suse.cz>
1197 * cfgloopanal.c (check_irred): Move into ...
1198 (mark_irreducible_loops): ... here; return true if ireducible
1200 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
1201 (analyze_function): Try to prove loop finiteness.
1202 * cfgloop.h (mark_irreducible_loops): Update prototype.
1203 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
1205 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
1207 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
1209 2009-06-30 Ira Rosen <irar@il.ibm.com>
1211 PR tree-optimization/40542
1212 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
1215 2009-06-30 Martin Jambor <mjambor@suse.cz>
1217 PR tree-optimization/40582
1218 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
1219 than useless_type_conversion_p.
1220 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
1223 2009-06-30 Martin Jambor <mjambor@suse.cz>
1226 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
1228 2009-06-30 Richard Guenther <rguenther@suse.de>
1230 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
1231 use ao_ref references.
1232 (walk_aliased_vdefs): Likewise.
1233 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
1234 * tree-ssa-dce.c (struct ref_data): Remove.
1235 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
1236 (mark_aliased_reaching_defs_necessary): Adjust.
1237 (mark_all_reaching_defs_necessary_1): Likewise.
1239 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
1242 * expmed.c (emit_cstore): New name of emit_store_flag_1.
1243 (emit_store_flag_1): Extract from emit_store_flag, adjust
1244 calls to (what now is) emit_cstore.
1245 (emit_store_flag): Call emit_store_flag_1 and also use it
1246 for what used to be recursive calls.
1248 2009-06-30 Wei Guozhi <carrot@google.com>
1251 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
1252 if the target bb post dominates from bb.
1253 * config/i386/i386.c (memory_address_length): Check existence of base
1254 register before using it.
1256 2009-06-30 Nick Clifton <nickc@redhat.com>
1257 DJ Delorie <dj@redhat.com>
1259 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
1260 __FMOVD_ENABLED__ is defined.
1262 (TARGET_FMOVD): Provide a default definition.
1263 (MASK_FMOVD): Likewise.
1264 (TARGET_CPU_CPP_BUILTINS): Define
1265 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
1266 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
1267 two fmov instructions depending upon whether TARGET_FMOVD is
1269 (split for DF load from memory into register): Also handle
1270 MEMs which consist of REG+DISP addressing.
1271 (split for DF store from register to memory): Likewise.
1272 * config/sh/sh.opt (mfmovd): Remove this switch.
1273 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
1274 * config/sh/sh.c (sh_override_options): Do not automatically
1275 enable TARGET_MOVD for the SH2A when supporting doubles - leave
1276 that to the -mfmovd command line switch.
1278 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
1280 (fldi_ok): Always allow.
1281 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
1283 2009-06-29 DJ Delorie <dj@redhat.com>
1285 * doc/install.texi (mep-x-elf): Correct chip's full name.
1287 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
1289 * doc/extend.texi: Fix typo.
1291 2009-06-29 Tom Tromey <tromey@redhat.com>
1294 * Makefile.in (DWARF2_H): New variable.
1296 (dwarf2out.o): Likewise.
1297 (dwarf2asm.o): Likewise.
1298 * config/i386/t-i386: Use DWARF2_H.
1299 * except.c: Include elf/dwarf2.h.
1300 * unwind-dw2.c: Include elf/dwarf2.h.
1301 * dwarf2out.c: Include elf/dwarf2.h.
1302 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
1303 <dtprel>: New field.
1304 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
1305 (size_of_loc_descr): Likewise.
1306 (output_loc_operands_raw): Likewise.
1307 (output_loc_operands): Handle new dtprel field.
1308 (loc_checksum): Update.
1309 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
1310 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
1311 * unwind-dw2-fde.c: Include elf/dwarf2.h.
1312 * dwarf2asm.c: Include elf/dwarf2.h.
1313 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
1314 * config/mmix/mmix.c: Include elf/dwarf2.h.
1315 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
1316 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
1317 * config/sh/sh.c: Include elf/dwarf2.h.
1318 * config/i386/i386.c: Include elf/dwarf2.h.
1320 2009-06-29 DJ Delorie <dj@redhat.com>
1322 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
1324 * doc/extend.texi: Add MeP attributes and pragmas.
1325 * doc/invoke.text: Add MeP Options.
1326 * doc/contrib.texi: Add MeP contribution.
1327 * doc/md.texi: Add MeP constraints.
1328 * doc/install.texi: Add MeP target.
1330 2009-06-30 Anatoly Sokolov <aesok@post.ru>
1332 * target.h (struct gcc_target): Add frame_pointer_required field.
1333 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
1334 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
1335 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
1337 * reload1.c (update_eliminables): (Ditto.).
1338 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
1339 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
1340 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
1342 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
1344 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
1345 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1346 (arm_frame_pointer_required): New function.
1348 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
1349 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1350 (avr_frame_pointer_required_p): Declare as static.
1351 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
1353 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
1354 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1355 (bfin_frame_pointer_required): Make as static, change return type
1357 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
1359 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
1360 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1361 (cris_frame_pointer_required): New function.
1363 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
1365 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
1366 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1367 (fr30_frame_pointer_required): New function.
1369 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
1370 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1371 (frv_frame_pointer_required): Make as static, change return type
1373 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
1375 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
1376 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1377 (ix86_frame_pointer_required): Make as static, change return type to
1379 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
1381 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
1382 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1384 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
1386 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
1388 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
1390 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
1391 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1392 (mips_frame_pointer_required): Make as static.
1393 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
1395 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
1396 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1397 (mmix_frame_pointer_required): Mew function.
1399 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
1400 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1402 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
1404 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
1406 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
1408 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
1409 (CAN_ELIMINATE): Redefine.
1410 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1411 (sparc_frame_pointer_required): New function.
1412 (sparc_can_eliminate): New function.
1413 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
1415 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
1416 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1418 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
1419 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1420 (xtensa_frame_pointer_required): Make as static, change return type
1422 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
1425 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
1427 * doc/plugins.texi: Document PLUGIN_START_UNIT.
1428 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
1429 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
1430 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
1431 (register_callback): Handle PLUGIN_START_UNIT.
1432 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
1434 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
1436 * tree.c (process_call_operands): Propagate TREE_READONLY from the
1438 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
1439 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
1441 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
1443 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
1446 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
1448 * doc/extend.texi (Additional Floating Types): __float128 is also
1449 supported on i386 targets.
1451 2009-06-29 Richard Guenther <rguenther@suse.de>
1454 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
1456 (pt_solutions_same_restrict_base): Declare.
1457 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
1459 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
1460 (make_constraint_from, make_copy_constraint): Move earlier.
1461 (make_constraint_from_heapvar): New function.
1462 (make_constraint_from_restrict): Likewise.
1463 (handle_lhs_call): Use it.
1464 (find_func_aliases): Use it to track conversions to restrict
1466 (struct fieldoff): Add only_restrict_pointers flag.
1467 (push_fields_onto_fieldstack): Initialize it.
1468 (create_variable_info_for): Track global restrict qualified pointers.
1469 (intra_create_variable_infos): Use make_constraint_from_heapvar.
1470 Track restrict qualified pointer arguments.
1471 (set_uids_in_ptset): Use varinfo is_global_var flag.
1472 (find_what_var_points_to): Set the vars_contains_restrict flag.
1473 Always create the points-to solution for sets including restrict tags.
1474 (pt_solutions_same_restrict_base): New function.
1475 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
1476 qualified pointers use pt_solutions_same_restrict_base as
1477 additional source for disambiguation.
1479 2009-06-29 Richard Guenther <rguenther@suse.de>
1482 * alias.c (find_base_decl): Remove.
1483 (get_deref_alias_set_1): Remove restrict handling.
1484 * c-common.c (c_apply_type_quals_to_decl): Do not set
1485 DECL_POINTER_ALIAS_SET.
1486 * gimplify.c (find_single_pointer_decl_1): Remove.
1487 (find_single_pointer_decl): Likewise.
1488 (internal_get_tmp_var): Remove restrict handling.
1489 (gimple_regimplify_operands): Likewise.
1490 * omp-low.c (expand_omp_atomic_pipeline): Do not set
1491 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
1492 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
1493 * tree.c (restrict_base_for_decl): Remove.
1494 (init_ttree): Do not allocate it.
1495 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
1496 LABEL_DECL_UID for label decls.
1497 (copy_node_stat): Do not copy restrict information.
1498 (decl_restrict_base_lookup): Remove.
1499 (decl_restrict_base_insert): Likewise.
1500 (print_restrict_base_statistics): Likewise.
1501 (dump_tree_statistics): Do not call print_restrict_base_statistics.
1502 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
1503 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
1504 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
1505 (LABEL_DECL_UID): Adjust.
1506 (DECL_BASED_ON_RESTRICT_P): Remove.
1507 (DECL_GET_RESTRICT_BASE): Likewise.
1508 (SET_DECL_RESTRICT_BASE): Likewise.
1509 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
1511 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
1512 instead of DECL_POINTER_ALIAS_SET.
1513 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
1514 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
1515 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
1517 2009-06-29 Richard Guenther <rguenther@suse.de>
1519 PR tree-optimization/40579
1520 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
1521 the IL to simplify has constants that overflowed.
1523 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
1525 PR tree-optimization/40550
1526 * tree-vect-generic.c (expand_vector_operations_1): Compute in
1527 vector_compute_type only when the size of vector_compute_type is
1528 less than the size of type.
1530 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
1532 * fold-const.c (contains_label_1): Fix comments.
1533 (contains_label_p): Do not walk trees multiple time.
1535 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1537 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
1538 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
1539 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
1540 ix86_fp_comparison_operator.
1541 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
1542 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
1543 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
1544 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
1545 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
1546 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
1547 (related splits): Change predicate to ix86_fp_comparison_operator.
1548 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
1549 instead of ix86_fp_comparison_codes.
1550 (ix86_trivial_fp_comparison_operator,
1551 ix86_fp_comparison_operator): New.
1552 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
1553 (ix86_expand_compare): Eliminate last two parameters.
1554 (ix86_fp_jump_nontrivial_p): Kill.
1555 * config/i386/i386.c (put_condition_code): Eliminate call to
1556 ix86_fp_comparison_codes and subsequent assertion.
1557 (ix86_fp_comparison_codes): Eliminate.
1558 (ix86_fp_swap_condition): New.
1559 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
1560 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
1561 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
1562 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
1563 and ix86_fp_swap_condition.
1564 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
1565 Use ix86_fp_comparison_strategy.
1566 (ix86_expand_compare): Likewise. Eliminate last two arguments.
1567 (ix86_fp_jump_nontrivial_p): Eliminate.
1568 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
1569 call to ix86_expand_compare.
1570 (ix86_split_fp_branch, ix86_expand_setcc,
1571 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
1572 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
1574 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1576 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
1577 related to jump_clobbers.
1578 * config/arm/arm.md (conds): Remove jump_clob case.
1579 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
1580 splits): Change comparison_operator to arm_comparison_operator.
1581 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
1584 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1586 * dojump.c (do_compare_rtx_and_jump): Try swapping the
1587 condition for floating point modes.
1588 * expmed.c (emit_store_flag_1): Move here a bigger part
1590 (emit_store_flag): Try swapping the condition for floating point
1592 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
1594 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1596 * expr.c (expand_expr_real_1): Just use do_store_flag.
1597 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
1598 emit_store_flag_force.
1599 * expmed.c (emit_store_flag_force): Copy here trick
1600 previously in expand_expr_real_1. Try reversing the comparison.
1601 (emit_store_flag_1): Work if target is NULL.
1602 (emit_store_flag): Work if target is NULL, using the result mode
1603 from the comparison. Use split_comparison, restructure final part
1604 to simplify conditionals.
1606 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1608 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
1609 * dojump.c (do_jump): Change handling of floating-point
1610 ops to use just do_compare_and_jump.
1611 (split_comparison): New.
1612 (do_compare_rtx_and_jump): Add here logic coming previously
1613 in do_jump, using split_comparison.
1615 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
1618 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
1620 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1622 * tree-ssa-alias.c: Fix unintentional commit.
1624 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1626 * passes.c (execute_one_pass): Fix unintentional commit.
1628 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1630 * df-problems.c (df_set_seen, df_unset_seen): Delete.
1631 (df_rd_local_compute, df_md_local_compute): Inline them.
1633 (df_md_scratch): New.
1634 (df_md_alloc, df_md_free): Allocate/free it.
1635 (df_md_local_compute): Only include live registers in init.
1636 (df_md_transfer_function): Prune the in-set computed by
1637 the confluence function, and the gen-set too.
1639 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1641 PR rtl-optimization/26854
1642 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
1643 * df-problems.c (df_rd_add_problem): Fix comment.
1644 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
1645 df_md_simulate_artificial_defs_at_top,
1646 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
1647 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
1648 df_md_transfer_function, df_md_init, df_md_confluence_0,
1649 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
1650 problem_MD, df_md_add_problem): New.
1651 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
1652 df_md_get_bb_info): New.
1653 (DF_LAST_PROBLEM_PLUS1): Adjust.
1655 * Makefile.in (fwprop.o): Include domwalk.h.
1656 * fwprop.c: Include domwalk.h.
1657 (reg_defs, reg_defs_stack): New.
1658 (bitmap_only_bit_between): Remove.
1659 (process_defs): New.
1660 (process_uses): Use reg_defs and local_md instead of
1661 bitmap_only_bit_between and local_rd.
1662 (single_def_use_enter_block): New, from build_single_def_use_links.
1663 (single_def_use_leave_block): New.
1664 (build_single_def_use_links): Remove code moved to
1665 single_def_use_enter_block, invoke domwalk.
1666 (use_killed_between): Adjust comment.
1668 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1670 * bitmap.h (bitmap_ior_and_into): New.
1671 * bitmap.c (bitmap_ior_and_into): New.
1673 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1675 * domwalk.h (struct dom_walk_data): Remove all callbacks except
1676 before_dom_children_before_stmts and after_dom_children_after_stmts.
1677 Rename the two remaining callbacks to just before_dom_children and
1678 after_dom_children. Remove other GIMPLE statement walking bits.
1679 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
1680 * graphite.c: Do not include domwalk.h.
1681 * tree-into-ssa.c (interesting_blocks): New global.
1682 (struct mark_def_sites_global_data): Remove it and names_to_rename.
1683 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
1684 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
1685 now that they're not domwalk callbacks.
1686 (rewrite_initialize_block): Rename to...
1687 (rewrite_enter_block): ... this, place after called functions. Test
1688 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
1689 (rewrite_finalize_block): Rename to...
1690 (rewrite_leave_block): ... this, place after called functions.
1691 (rewrite_update_init_block): Rename to...
1692 (rewrite_update_enter_block): ... this, place after called functions.
1693 Test interesting_blocks, call rewrite_update_stmt and
1694 rewrite_update_phi_arguments.
1695 (rewrite_update_fini_block): Rename to...
1696 (rewrite_leave_block): ... this, place after called functions.
1697 (rewrite_blocks): Remove last argument, simplify initialization of
1699 (mark_def_sites_initialize_block): Rename to...
1700 (mark_def_sites_block): ... this, call mark_def_sites.
1701 (mark_def_sites_blocks): Remove argument, simplify initialization of
1703 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
1704 (update_ssa): Likewise.
1705 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
1707 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
1708 (dom_opt_initialize_block): Rename to...
1709 (dom_opt_enter_block): ... this, place after called functions. Walk
1710 statements here, inline propagate_to_outgoing_edges.
1711 (dom_opt_finalize_block): Rename to...
1712 (dom_opt_leave_block): ... this, place after called functions.
1713 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
1715 (dse_enter_block, dse_record_phi): New.
1716 (dse_record_phis): Delete.
1717 (dse_finalize_block): Rename to...
1718 (dse_leave_block): ... this.
1719 (tree_ssa_dse): Simplify initialization of walk_data.
1720 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
1721 Adjust initialization of walk_data.
1722 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
1723 * tree-ssa-loop-phiopt.c (get_non_trapping):
1724 Adjust initialization of walk_data.
1725 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
1726 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
1727 it's not a domwalk callback.
1728 (uncprop_initialize_block): Rename to...
1729 (dse_enter_block): ... this, call uncprop_into_successor_phis.
1730 (dse_finalize_block): Rename to...
1731 (dse_leave_block): ... this.
1732 (tree_ssa_uncprop): Simplify initialization of walk_data.
1733 * Makefile.in: Adjust dependencies.
1735 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
1737 * arm.md (casesi): Fix test for Thumb1.
1738 (thumb1_casesi_internal_pic): Likewise.
1739 (thumb1_casesi_dispatch): Likewise.
1741 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
1743 * config/arm/arm-cores.def: Added core cortex-m0.
1744 * config/arm/arm-tune.md: Regenerated.
1745 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
1747 2009-06-26 DJ Delorie <dj@redhat.com>
1749 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
1751 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
1752 the scheduler doesn't tag jump insns.
1754 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
1756 * c-decl.c (merge_decls): Re-indent.
1758 2009-06-26 Janis Johnson <janis187@us.ibm.com>
1761 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
1762 Special-case decimal float constants.
1764 2009-06-26 Richard Henderson <rth@redhat.com>
1766 * function.h (struct function): Add cannot_be_copied_reason,
1767 and cannot_be_copied_set.
1768 * tree-inline.c (has_label_address_in_static_1): Rename from
1769 inline_forbidden_p_2; don't set inline_forbidden_reason here.
1770 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
1771 don't set inline_forbidden_reason.
1772 (copy_forbidden): New function, split out of inline_forbidden_p.
1773 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
1774 (inline_forbidden_p): Use copy_forbidden.
1775 (tree_versionable_function_p): Likewise.
1776 (inlinable_function_p): Merge into tree_inlinable_function_p.
1777 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
1778 * ipa-cp.c (ipcp_versionable_function_p): New function.
1779 (ipcp_cloning_candidate_p): Use it.
1780 (ipcp_node_modifiable_p): Likewise.
1782 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
1784 * builtins.c (expand_builtin_alloca): Handle builtin alloca
1785 that is marked not to be inlined. Remove flag_mudflap use.
1786 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
1787 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
1789 2009-06-26 Steve Ellcey <sje@cup.hp.com>
1792 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
1793 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
1795 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
1797 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
1799 (__mingwthr_remove_key_dtor): Likewise.
1801 2009-06-26 Richard Guenther <rguenther@suse.de>
1803 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
1805 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
1808 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
1809 try the non-cond_exec path also.
1811 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1814 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
1815 (output_cbranch): Use new functions.
1816 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
1819 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
1820 Pat Haugen <pthaugen@us.ibm.com>
1821 Revital Eres <ERES@il.ibm.com>
1823 * config/rs6000/rs6000.c (print_operand): Correct lossage message
1824 for %c error. Add %x support to print VSX registers as a unified
1825 register set, instead of separate float and altivec registers.
1826 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
1827 %y case, and add support for VSX pre-modify addresses.
1828 (output_toc): Add assert for CONST containing an integer constant
1830 (rs6000_adjust_cost): Add POWER7 support.
1831 (insn_must_be_first_in_group): Ditto.
1832 (insn_must_be_last_in_group): Ditto.
1833 (rs6000_emit_popcount): Ditto.
1834 (rs6000_vector_mode_supported_p): Ditto.
1836 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
1837 Change some of the functions called by macros to being called
1838 through a pointer, so debug functions can be inserted if
1839 -mdebug=addr or -mdebug=cost.
1840 (rs6000_preferred_reload_class_ptr): Ditto.
1841 (rs6000_secondary_reload_class_ptr): Ditto.
1842 (rs6000_secondary_memory_needed_ptr): Ditto.
1843 (rs6000_cannot_change_mode_class_ptr): Ditto.
1844 (rs6000_secondary_reload_inner): Ditto.
1845 (rs6000_legitimize_reload_address): Ditto.
1846 (rs6000_legitimize_reload_address_ptr): Ditto.
1847 (rs6000_mode_dependent_address): Ditto.
1848 (rs6000_mode_dependent_address_ptr): Ditto.
1850 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
1851 function to return true if the mode allows reg + integer
1853 (virtual_stack_registers_memory_p): New function to return true if
1854 the address refers to a virtual stack register.
1855 (rs6000_legitimate_offset_address_p): Move code to say whether a
1856 mode supports reg+int addressing to reg_offset_addressing_ok_p and
1858 (rs6000_legitimate_address_p): Add checks for modes that only can
1859 do reg+reg addressing. Start adding VSX support.
1860 (rs6000_legitimize_reload_address): Ditto.
1861 (rs6000_legitimize_address): Ditto.
1862 (rs6000_debug_legitimate_address_p): New debug functions for
1863 -mdebug=addr and -mdebug=cost.
1864 (rs6000_debug_rtx_costs): Ditto.
1865 (rs6000_debug_address_costs): Ditto.
1866 (rs6000_debug_adjust_cost): Ditto.
1867 (rs6000_debug_legitimize_address): Ditto.
1868 (rs6000_legitimize_reload_address_ptr): Point to call normal
1869 function or debug function. Make functions called via pointer
1871 (rs6000_mode_dependent_address_ptr): Ditto.
1872 (rs6000_secondary_reload_class_ptr): Ditto.
1873 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
1874 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
1875 into a friendlier error.
1876 (rs6000_init_builtins): Add initial VSX support.
1877 (rs6000_adjust_cost): Fix some spacing issues.
1879 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
1880 (REG_CLASS_NAMES): Ditto.
1881 (REG_CLASS_CONTENTS): Ditto.
1882 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
1883 pointer, to add -mdebug=addr support.
1884 (CANNOT_CHANGE_MODE_CLASS): Ditto.
1885 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
1886 -mdebug=addr support.
1887 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
1888 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
1889 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
1891 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
1893 (bswapsi*): Set attribute types for load/store. Add combiner
1894 patterns to eliminate zero extend on 64-bit.
1895 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
1896 stdbrx if the hardware supports those instructions.
1898 2009-06-25 Ian Lance Taylor <iant@google.com>
1900 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
1901 (Link Options): Document -static-libstdc++.
1903 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
1906 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
1907 DATA_ALIGNMENT instead.
1909 2009-06-25 Richard Guenther <rguenther@suse.de>
1911 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
1912 indirect references against the callused/escaped solutions.
1913 (call_may_clobber_ref_p_1): Likewise.
1915 2009-06-25 Martin Jambor <mjambor@suse.cz>
1917 PR tree-optimization/40493
1918 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
1919 (enum unscalarized_data_handling): New type.
1920 (handle_unscalarized_data_in_subtree): Return what has been done.
1921 (load_assign_lhs_subreplacements): Handle left flushes differently.
1922 (sra_modify_assign): Use unscalarized_data_handling, simplified
1923 condition determining whether to remove the statement.
1925 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
1927 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
1928 excerpt - @ should be doubled for texinfo.
1930 2009-06-24 Ian Lance Taylor <iant@google.com>
1932 * config/arc/arc.c: Include "df.h".
1933 (arc_attribute_table): Make static. Move higher in file.
1934 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
1935 (output_shift): Initialize n later to avoid warning.
1936 * config/arm/arm.c (arm_attribute_table): Make static. Move
1938 * config/avr/avr.c (avr_attribute_table): Make static. Move
1940 (reg_class_tab): Change array type from int to enum reg_class.
1941 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
1943 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
1944 (lshrhi3_out): Likewise.
1945 (class_likely_spilled_p): Change return type to bool.
1946 (avr_rtx_costs): Use local code variable with enum type.
1947 * config/avr/avr.md (movmemhi): Use add_reg_note.
1948 (andhi3, andsi3): Don't use AS2 with "and".
1949 (iorhi3, iorsi3): Don't use AS2 with "or".
1950 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
1951 * config/crx/crx.c: Include "df.h".
1952 (crx_attribute_table): Make static.
1953 * config/m32r/m32r.c: Include "df.h".
1954 (m32r_attribute_table): Make static. Move higher in file.
1955 (pop): Use add_reg_note.
1956 (block_move_call): Change 0 to LCT_NORMAL in function call.
1957 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
1958 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
1959 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
1960 declare, not just when TREE_CODE is defined.
1961 * config/m68hc11/m68hc11.c: Include "expr.h".
1962 (m68hc11_attribute_table): Make static. Move higher in file.
1963 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
1965 (m68hc11_register_indirect_p): Likewise.
1966 (m68hc11_function_arg_padding): Change return type to enum
1968 (emit_move_after_reload): Use add_reg_note.
1969 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
1970 (m68hc11_split_logical): Likewise.
1971 (m68hc11_rtx_costs): Add local code_and outer_code variables with
1973 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
1974 to VOIDmode in function call.
1975 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
1977 (m68hc11_split_logical): Update declaration.
1978 (m68hc11_function_arg_padding): Update declaration.
1979 * config/mcore/mcore.c (regno_reg_class): Change form array of int
1980 to array of enum reg_class.
1981 (mcore_attribute_table): Make static. Move higher in file.
1982 (mcore_rtx_costs): Add cast to enum type.
1983 * config/mcore/mcore.h (regno_reg_class): Update declaration.
1984 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
1985 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
1987 * config/sh/predicates.md (trapping_target_operand): Rename and to
1989 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
1991 * config/spu/spu.c (spu_attribute_table): Make static. Move
1993 * config/v850/v850.c (v850_attribute_table): Make static. Move
1995 (v850_rtx_costs): Use local code with enum type.
1996 (expand_epilogue): Add cast.
1997 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
1999 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
2002 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
2003 -m2a-single-only and -m2a-nofpu.
2004 * config/sh/sh.opt: Document m2a generates FPU code.
2006 2009-06-24 Anatoly Sokolov <aesok@post.ru>
2008 * defaults.h (CAN_ELIMINATE): Provide default.
2009 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
2010 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
2011 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
2012 * config/spu/spu.h (CAN_ELIMINATE): Delete.
2013 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
2014 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
2015 * config/cris/cris.h (CAN_ELIMINATE): Delete.
2016 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
2017 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
2018 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
2020 2009-06-24 DJ Delorie <dj@redhat.com>
2022 * mep-ext-cop.cpu: Fix copyright notice.
2023 * mep-default: Fix copyright notice.
2024 * mep-core: Fix copyright notice.
2025 * mep: Fix copyright notice.
2026 * mep-ivc2: Fix copyright notice.
2027 * mep-c5: Fix copyright notice.
2029 2009-06-24 Denis Chertykov <chertykov@gmail.com>
2031 * doc/contrib.texi (Contributors):
2033 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
2036 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
2037 src and dst operands if necessary.
2039 2009-06-23 DJ Delorie <dj@redhat.com>
2042 * config.gcc: Add mep support.
2043 * recog.c: Resurrect validate_replace_rtx_subexp().
2044 * recog.h: Likewise.
2045 * config/mep/: Add new port:
2046 * config/mep/constraints.md: New file.
2047 * config/mep/default.h: New file.
2048 * config/mep/intrinsics.h: New file.
2049 * config/mep/intrinsics.md: New file.
2050 * config/mep/ivc2-template.h: New file.
2051 * config/mep/mep-c5.cpu: New file.
2052 * config/mep/mep-core.cpu: New file.
2053 * config/mep/mep-default.cpu: New file.
2054 * config/mep/mep-ext-cop.cpu: New file.
2055 * config/mep/mep-intrin.h: New file.
2056 * config/mep/mep-ivc2.cpu: New file.
2057 * config/mep/mep-lib1.asm: New file.
2058 * config/mep/mep-lib2.c: New file.
2059 * config/mep/mep-pragma.c: New file.
2060 * config/mep/mep-protos.h: New file.
2061 * config/mep/mep-tramp.c: New file.
2062 * config/mep/mep.c: New file.
2063 * config/mep/mep.cpu: New file.
2064 * config/mep/mep.h: New file.
2065 * config/mep/mep.md: New file.
2066 * config/mep/mep.opt: New file.
2067 * config/mep/predicates.md: New file.
2068 * config/mep/t-mep: New file.
2070 2009-06-23 Ian Lance Taylor <iant@google.com>
2072 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
2073 from loose_warn into c_loose_warn and from strict_warn into
2074 c_strict_warn. Set and substitute warn_cxxflags. Check for
2075 --enable-build-with-cxx. Set and substitute
2076 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
2077 * Makefile.in (CXXFLAGS): New variable.
2078 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
2079 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
2080 the default is the same as $(STRICT_WARN).
2081 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
2082 (CXX): New variable.
2083 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
2084 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
2085 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
2086 (HOST_LIBS): New variable.
2087 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
2088 (ALL_CXXFLAGS): New variable.
2089 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
2090 * doc/install.texi (Configuration): Document
2091 --enable-build-with-cxx, --with-stage1-ldflags,
2092 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
2093 * configure: Rebuild.
2095 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2097 * config/arm/arm.c (arm_override_options): Fix braces and formatting
2098 from previous commit.
2100 2009-06-23 Ian Lance Taylor <iant@google.com>
2102 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
2104 2009-06-23 Ian Lance Taylor <iant@google.com>
2106 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
2107 with ATTRIBUTE_UNUSED.
2109 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2110 Pat Haugen <pthaugen@us.ibm.com>
2111 Revital Eres <eres@il.ibm.com>
2113 * config.in (HAVE_AS_POPCNTD): Add default definition.
2114 (HAVE_AS_LWSYNC): Ditto.
2116 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
2118 (gcc_cv_as_powerpc_cmpb): Ditto.
2119 (gcc_cv_as_powerpc_dfp): Ditto.
2120 (gcc_cv_as_powerpc_vsx): Ditto.
2121 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
2122 supporting the popcntd/lwsync instructions.
2123 (gcc_cv_as_powerpc_lwsync): Ditto.
2124 * configure: Regenerate.
2126 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
2127 -mcpu=native and -mcpu=power7.
2128 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
2130 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
2131 a variable instead of a mask to reduce the number of mask bits.
2132 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
2133 (-mbit-word): Ditto.
2134 (-mregnames): Ditto.
2135 * config/rs6000/rs6000.opt (-mupdate): Ditto.
2136 (-mfused-madd): Ditto.
2138 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
2140 (-mvsx): New switch for VSX instructions.
2141 (-misel): Move from a variable to a mask to allow it to be set by
2144 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
2145 function declaration to an array declaration.
2146 (rs6000_hard_regno_nregs): New external array declaration.
2148 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
2149 files included by rs6000.md.
2151 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
2152 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
2154 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
2156 (rs6000_debug_reg): New -mdebug= variables.
2157 (rs6000_debug_addr): Ditto.
2158 (rs6000_debug_cost): Ditto.
2159 (rs6000_pmode): New variable to hold Pmode.
2160 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
2161 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
2162 calculated at compiler start.
2163 (rs6000_hard_regno_nregs): Change function to an array which holds
2164 HARD_REGNO_NREGS calculated at compiler start.
2165 (rs6000_explicit_options): Delete isel field.
2166 (rs6000_vector_unit): New array to hold which vector unit
2167 supports arithmetic options for a given type.
2168 (rs6000_vector_mem): New array to hold which vector unit supports
2169 memory reference operations for a given type.
2170 (rs6000_vector_align): New array to given the alignment of each
2172 (power7_cost): New basic costs for power7.
2173 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
2174 (rs6000_hard_regno_nregs_internal): New function, moved from
2175 HARD_REGNO_NREGS, to calculate the number of registers each hard
2176 register takes for each type.
2177 (rs6000_debug_reg_print): New function for -mdebug=reg support.
2178 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
2179 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
2180 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
2181 unit information here so it is calculated once at compiler startup
2183 (rs6000_override_options): Make -misel a target mask. Add more
2184 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
2185 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
2187 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
2188 (rs6000_handle_option): Move -misel from variable to target mask.
2189 (rs6000_builtin_mask_for_load): Add VSX support.
2190 (rs6000_conditional_register_usage): Ditto.
2191 (USE_ALTIVEC_FOR_ARG_P): Ditto.
2192 (function_arg_boundary): Ditto.
2193 (rs6000_expand_builtin): Ditto.
2194 (def_builtin): Make abort message a little friendlier.
2195 (rs6000_emit_int_cmove): Add support for 64-bit isel.
2197 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
2198 assembler support the popcntd instruction instead of a vsx
2199 instruction to enable power7 support.
2200 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
2201 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
2202 option to the assembler if -mcpu=native.
2203 (ASM_CPU_NATIVE_SPEC): Ditto.
2204 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
2206 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
2207 the lwsync instruction.
2208 (enum processor_type): Add PROCESSOR_POWER7.
2209 (rs6000_debug_reg): New -mdebug= options.
2210 (rs6000_debug_addr): Ditto.
2211 (rs6000_debug_cost): Ditto.
2212 (rs6000_isel): Delete.
2213 (enum rs6000_vector): New enum to say what vector unit we have.
2214 (VECTOR_UNIT_*): New macros to say which vector unit has
2215 arithmetic operations for a given type.
2216 (VECTOR_MEM_*): New macros to say which vector unit has memory
2217 operations for a given type.
2218 (TARGET_LDBRX): Whether the machine supports the ldbrx
2220 (TARGET_ISEL): Delete, -misel moved to be a mask.
2221 (TARGET_ISEL64): New macro for 64-bit isel support.
2222 (UNITS_PER_VSX_WORD): New macro.
2223 (POINTER_SIZE): Move to be an external variable, rather than
2224 calculating whether we are generating 32 ot 64-bit code.
2226 (STACK_BOUNDARY): Add VSX support.
2227 (LOCAL_ALIGNMENT): Ditto.
2228 (SLOW_UNALIGNED_ACCESS): Ditto.
2229 (VSX_REGNO_P): New macro for VSX support.
2230 (VFLOAT_REGNO_P): Ditto.
2231 (VINT_REGNO_P): Ditto.
2232 (VLOGICAL_REGNO_P): Ditto.
2233 (VSX_VECTOR_MODE): Ditto.
2234 (VSX_SCALAR_MODE): Ditto.
2236 (VSX_MOVE_MODE): Ditto.
2237 (VSX_REG_CLASS_P): Ditto.
2238 (HARD_REGNO_NREGS): Instead of calling a function, use an array
2240 (UNITS_PER_SIMD_WORD): Add VSX support.
2241 (MODES_TIEABLE_P): Ditto.
2242 (STARTING_FRAME_OFFSET): Ditto.
2243 (STACK_DYNAMIC_OFFSET): Ditto.
2244 (EPILOGUE_USES): Ditto.
2245 (REGNO_REG_CLASS): Move to array lookup.
2246 (CLASS_MAX_NREGS): Ditto.
2247 (rs6000_vector_reg_class): Add declaration.
2248 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
2249 overlap with the floating point and Altivec registers.
2251 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
2253 * config/rs6000/driver-rs6000.c (asm_names): New static array to
2254 give the appropriate asm switches if -mcpu=native.
2255 (host_detect_local_cpu): Add support for "asm".
2256 (host_detect_local_cpu): Follow GNU code guidelines for name.
2258 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
2259 -mbit-word to a variable instead of being a target mask.
2261 * config/rs6000/sync.md (lwsync): If the assembler supports it,
2262 emit the lwsync instruction instead of emitting the instruction as
2263 an integer constant.
2265 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
2266 fixuns_trundfsi2, move expander into rs6000.md.
2268 * config/rs6000/rs6000.md (cpu): Add power7.
2269 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
2270 (logical predicate patterns): Change the single instruction
2271 primitives that set CR0 to be fast_compare instead of compare.
2273 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
2274 (popcntddi2): Ditto.
2275 (popcount<mode>): Ditto.
2276 (floating multiply/add insns): Name the floating point
2278 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
2279 (isel_unsigned_<mode>): Ditto.
2280 (fixuns_trundfsi2): Move expander here from spe.md.
2281 (smindi3): Define if we have -misel on 64-bit systems.
2286 2009-06-23 Anatoly Sokolov <aesok@post.ru>
2288 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
2290 * config/avr/avr.c (avr_current_device): New variable.
2291 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
2292 (avr_arch, mcu_type_s): Move to avr.h.
2293 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
2294 default_data_section_start fields.
2295 (avr_arch): Moved from avr.c.
2296 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
2297 library_name fields.
2298 (avr_current_device, avr_mcu_types, avr_arch_types,
2299 avr_device_to_arch, avr_device_to_data_start,
2300 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
2301 (EXTRA_SPEC_FUNCTIONS): Define.
2302 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
2303 options mapping. Use device_to_arch and device_to_data_start insted.
2304 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
2305 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
2306 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
2307 * config/avr/driver-avr.c: New file.
2308 * config/avr/avr-devices.c: New file.
2310 2009-06-23 Jakub Jelinek <jakub@redhat.com>
2312 * var-tracking.c (unshare_variable): Force initialized to
2313 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
2314 (set_variable_part): Likewise.
2315 (struct variable_union_info): Remove pos_src field.
2316 (vui_vec, vui_allocated): New variables.
2317 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
2318 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
2319 == 1 use a simpler sorting algorithm. Compute pos field right
2320 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
2321 Avoid quadratic comparison if !flag_var_tracking_uninit.
2322 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
2323 unshare_variable unconditionally.
2324 (dataflow_set_different_2): Removed.
2325 (dataflow_set_different): Don't traverse second hash table.
2326 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
2327 unconditionally to var_reg_set or var_mem_set.
2328 (emit_notes_in_bb): Likewise.
2329 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
2331 (emit_note_insn_var_location): Don't set initialized to
2332 VAR_INIT_STATUS_INITIALIZED early.
2333 (vt_finalize): Free vui_vec if needed, clear vui_vec and
2335 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
2337 * tree-object-size.c (addr_object_size): Instead of checking
2338 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
2339 are no FIELD_DECLs following it.
2341 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
2343 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
2344 order to match bswaps with signed source operands.
2346 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2348 * sdbout.c (sdbout_one_type): Fix braces in switch.
2350 2009-06-23 Richard Guenther <rguenther@suse.de>
2352 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
2354 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
2355 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
2356 var_callused, callused_tree, var_storedanything, storedanything_tree,
2357 var_integer, integer_tree): Remove global variables.
2358 (new_var_info): Do not pass new id, append the new var to the
2359 global variable vector.
2360 (do_ds_constraint): Use is_global_var member of the variable-info.
2361 (new_scalar_tmp_constraint_exp): Adjust.
2362 (create_function_info_for): Likewise.
2363 (create_variable_info_for): Likewise.
2364 (find_what_var_points_to): Remove dead code.
2365 (init_base_vars): Simplify.
2366 (compute_points_to_sets): Adjust.
2368 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
2370 * combine.c (try_combine): Dump information about the insns we're
2373 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
2375 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
2376 check when calling force_to_mode on TRUNCATE's operand.
2378 2009-06-22 Ian Lance Taylor <iant@google.com>
2380 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
2382 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
2384 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
2386 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2388 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
2389 override library linkage flags such as -static-libgcc or
2392 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2394 * config/m68k/m68k-devices.def: Add line for MCF5221x.
2396 2009-06-22 Ian Lance Taylor <iant@google.com>
2398 * config/linux.opt: Put mglibc ahead of muclibc.
2400 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
2401 for duplicate decls.
2403 2009-06-22 Matthias Klose <doko@ubuntu.com>
2405 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
2407 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
2410 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
2411 instead of NULL if a parser error occurs.
2413 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2415 * dwarf2out.c (dwarf2_debug_hooks): Initialize
2416 non-DWARF2_DEBUGGING_INFO version.
2418 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
2420 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
2421 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
2423 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
2424 (LIBGCC2_TF_CEXT): Define.
2427 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2430 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
2432 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2434 * config/arm/arm.c (arm_override_options): Disable
2435 -mcaller-super-interworking and -mcallee-super-interworking.
2436 * doc/invoke.texi (ARM Options): Document this.
2438 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
2440 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
2441 * config/arm/constraints.md (j): New constraint for movw operands.
2442 (N): Remove thumb2 meaning.
2443 * config/arm/arm.md (*arm_movw): Delete.
2444 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
2445 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
2446 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
2448 2009-06-22 Martin Jambor <mjambor@suse.cz>
2450 PR tree-optimization/40492
2451 * tree-sra.c (sra_modify_assign): Pass zero offsets to
2452 build_ref_for_offset.
2454 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
2456 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
2457 JUMP_TABLE_DATA_P predicates where applicable.
2458 * auto-inc-dec.c: Ditto.
2459 * builtins.c: Ditto.
2460 * caller-save.c: Ditto.
2462 * cfgcleanup.c: Ditto.
2463 * cfglayout.c: Ditto.
2466 * combine-stack-adj.c: Ditto.
2472 * dwarf2asm.c: Ditto.
2473 * dwarf2out.c: Ditto.
2474 * emit-rtl.c: Ditto.
2480 * function.c: Ditto.
2483 * genpreds.c: Ditto.
2484 * genrecog.c: Ditto.
2486 * ira-costs.c: Ditto.
2487 * ira-lives.c: Ditto.
2490 * lower-subreg.c: Ditto.
2491 * modulo-sched.c: Ditto.
2493 * postreload.c: Ditto.
2494 * print-rtl.c: Ditto.
2503 * sched-vis.c: Ditto.
2505 * sel-sched-ir.c: Ditto.
2506 * simplify-rtx.c: Ditto.
2507 * targhooks.c: Ditto.
2508 * var-tracking.c: Ditto.
2509 * vmsdbgout.c: Ditto.
2511 2009-06-22 Matthias Klose <doko@ubuntu.com>
2513 * Makefile.in (install-plugin): Always use DESTDIR.
2515 2009-06-22 Olivier Hainque <hainque@adacore.com>
2517 * config/pa/pa.c (output_call): Don't optimize post call jumps
2518 into return address adjustments if the call may throw.
2520 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
2522 * arm.c (thumb1_output_casesi): New function.
2523 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
2524 optimizing for size or PIC.
2525 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
2526 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
2527 (casesi): Handle Thumb-1 when optimizing for size or PIC.
2528 (thumb1_casesi_internal_pic): New expand rule.
2529 (thumb1_casesi_dispatch): New pattern.
2530 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
2532 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
2533 in the text seciton when PIC or optimizing for size.
2534 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
2535 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
2536 preservation properties of code.
2537 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
2538 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
2539 (__gnu_thumb1_case_si): New function.
2540 * t-arm (LIB1ASMSRC): Define here.
2541 (LIB1ASMFUNCS): Add some common functions.
2542 * t-arm-elf (LIB1ASMSRC): Delete.
2543 (LIB1ASMFUNCS): Append to existing set.
2544 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2545 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2546 * t-symbian (LIB1ASMFUNCS): Likewise.
2547 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2548 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2550 2009-06-21 Richard Guenther <rguenther@suse.de>
2552 PR tree-optimization/38729
2553 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
2554 to loops with a single exit if -fno-expensive-optimizations.
2556 2009-06-21 Jakub Jelinek <jakub@redhat.com>
2558 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
2559 (dataflow_set): Change vars type from htab_t to shared_hash.
2560 (shared_hash_pool, empty_shared_hash): New variables.
2561 (vars_clear): Removed.
2562 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
2563 shared_hash_find_slot_unshare, shared_hash_find_slot,
2564 shared_hash_find_slot_noinsert, shared_hash_find): New
2566 (shared_hash_unshare, shared_hash_destroy): New functions.
2567 (unshare_variable): Unshare set->vars if shared, use
2569 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
2570 (get_init_value, find_src_set_src, dump_dataflow_set,
2571 clobber_variable_part, emit_notes_for_differences): Use
2573 (dataflow_set_init): Remove second argument, set vars to
2574 empty_shared_hash instead of creating a new htab.
2575 (dataflow_set_clear): Call shared_hash_destroy and set vars
2576 to empty_shared_hash instead of calling vars_clear.
2577 (dataflow_set_copy): Don't call vars_copy, instead just share
2578 the src htab with dst.
2579 (variable_union): Use shared_hash_*, use initially NO_INSERT
2580 lookup if set->vars is shared. Don't keep slot cleared before
2581 calling unshare_variable. Unshare set->vars if needed.
2582 Even ->refcount == 1 vars must be unshared if set->vars is shared
2583 and var needs to be modified.
2584 (variable_canonicalize): New function.
2585 (dataflow_set_union): If dst->vars is empty, just share src->vars
2586 with dst->vars and traverse with variable_canonicalize to canonicalize
2587 and unshare what is needed.
2588 (dataflow_set_different): If old_set and new_set use the same shared
2589 htab, they aren't different. If number of htab elements is different,
2590 htabs are different. Use shared_hash_*.
2591 (dataflow_set_destroy): Call shared_hash_destroy instead of
2593 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
2594 second argument to dataflow_set_init.
2595 (vt_initialize): Likewise. Initialize shared_hash_pool and
2596 empty_shared_hash, move bb in/out initialization afterwards.
2597 Use variable_htab_free instead of NULL as changed_variables del hook.
2598 (variable_was_changed): Change type of second argument to pointer to
2599 dataflow_set. When inserting var into changed_variables, bump
2600 refcount. Unshare set->vars if set is shared htab and slot needs to
2602 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
2603 lookup if set->vars is shared. Unshare set->vars if needed.
2604 Even ->refcount == 1 vars must be unshared if set->vars is shared
2605 and var needs to be modified. Adjust variable_was_changed caller.
2606 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
2607 vars must be unshared if set->vars is shared and var needs to be
2608 modified. Adjust variable_was_changed caller.
2609 (emit_note_insn_var_location): Don't pool_free var.
2610 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
2612 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
2613 free_alloc_pool on shared_hash_pool.
2615 2009-06-20 Anthony Green <green@moxielogic.com>
2617 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
2618 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
2620 2009-06-20 Richard Guenther <rguenther@suse.de>
2622 * tree-ssa-structalias.c (find_func_aliases): For memset use
2623 a constraint from NULL if we memset to zero.
2624 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
2625 we explicitly handle that do not read from memory.
2626 (call_may_clobber_ref_p_1): Properly handle builtins that may
2629 2009-06-20 Richard Guenther <rguenther@suse.de>
2631 PR tree-optimization/40495
2632 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
2633 (new_scalar_tmp_constraint_exp): New function.
2634 (process_constraint): Do not create temporary decls.
2635 (process_all_all_constraints): Likewise.
2636 (handle_const_call): Likewise.
2637 (create_function_info_for): Do not set decl.
2639 2009-06-19 Ian Lance Taylor <iant@google.com>
2641 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
2642 (rs6000_attribute_table): Make static; move before use.
2644 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
2646 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
2647 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
2648 Propagate the TREE_READONLY flag without overwriting it.
2649 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
2650 Propagate the TREE_READONLY flag onto the result.
2651 (process_call_operands): Move around. Use correct constant value.
2653 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2656 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
2657 * config/arm/arm.md: Likewise.
2659 2009-06-19 Ian Lance Taylor <iant@google.com>
2661 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
2662 to GIMPLE_ERROR_MARK.
2664 * c-typeck.c (build_conditional_expr): Add op1_original_type and
2665 op2_original_type parameters. Warn about using different enum types.
2666 * c-parser.c (c_parser_conditional_expression): Pass original
2667 types to build_conditional_expr.
2668 * c-tree.h (build_conditional_expr): Update declaration.
2670 2009-06-19 Ian Lance Taylor <iant@google.com>
2672 * config/i386/i386.c (ix86_function_specific_save): Test that
2673 fields match values, rather than testing the values are in a
2676 2009-06-19 Richard Guenther <rguenther@suse.de>
2678 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
2680 (ptr_derefs_may_alias_p): Likewise.
2681 (ptr_deref_may_alias_ref_p_1): New function.
2682 (ptr_deref_may_alias_ref_p): Likewise.
2683 (ref_maybe_used_by_call_p_1): Handle builtins that are not
2684 covered by looking at the ESCAPED solution.
2685 (call_may_clobber_ref_p_1): Likewise.
2686 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
2687 Handle NULL_TREE offset. Do not produce redundant constraints.
2688 (process_all_all_constraints): New helper function.
2689 (do_structure_copy): Use it.
2690 (handle_lhs_call): Likewise.
2691 (find_func_aliases): Handle some builtins with pointer arguments
2692 and/or return values explicitly.
2694 2009-06-19 Ian Lance Taylor <iant@google.com>
2696 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
2698 2009-06-19 Ian Lance Taylor <iant@google.com>
2700 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
2702 2009-06-19 Ian Lance Taylor <iant@google.com>
2704 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
2705 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
2708 * c-decl.c (finish_decl): If -Wc++-compat, warn about
2709 uninitialized const.
2711 2009-06-19 Ian Lance Taylor <iant@google.com>
2713 * dse.c (struct store_info): Rename bitmap field to bmap. Change
2716 * c-decl.c (in_struct, struct_types): Remove.
2717 (struct c_binding): Add in_struct field.
2718 (c_binding_ptr): Define type, along with VEC.
2719 (struct c_struct_parse_info): Define.
2720 (struct_parse_info): New static variable.
2721 (bind): Initialize in_struct field.
2722 (start_struct): Remove enclosing_in_struct and
2723 enclosing_struct_types parameters. Add
2724 enclosing_struct_parse_info parameter. Change all callers. Set
2725 struct_parse_info rather than in_struct and struct_types.
2726 (grokfield): If -Wc++-compat and there is a symbol binding for the
2727 field name, set the in_struct flag and push it on the
2728 struct_parse_info->fields vector.
2729 (warn_cxx_compat_finish_struct): New static function.
2730 (finish_struct): Remove enclosing_in_struct and
2731 enclosing_struct_types parameters. Add
2732 enclosing_struct_parse_info parameter. Change all callers. Don't
2733 set C_TYPE_DEFINED_IN_STRUCT here. Call
2734 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
2735 parameter. Only push on struct_types if warn_cxx_compat.
2736 (finish_enum): Only push on struct_types if warn_cxx_compat.
2737 (declspecs_add_type): Add loc parameter. Change all callers.
2738 Change all error calls to error_at. Pass loc, not input_location,
2739 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
2740 defined in a struct. If -Wc++-compat and parsing a struct, record
2741 that a typedef name was used.
2742 * c-parser.c (c_parser_declspecs): Get location to pass to
2744 (c_parser_struct_or_union_specifier): Update calls to start_struct
2746 * c-tree.h (struct c_struct_parse_info): Declare.
2747 (finish_struct, start_struct): Update declarations.
2748 (declspecs_add_type): Update declaration.
2750 2009-06-19 Ian Lance Taylor <iant@google.com>
2752 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
2753 variable with an anonymous type.
2755 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
2757 * see.c: Remove for real.
2759 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
2761 * optabs.h (enum optab_index): Add new OTI_significand.
2762 (significand_optab): Define corresponding macro.
2763 * optabs.c (init_optabs): Initialize significand_optab.
2764 * genopinit.c (optabs): Implement significand_optab using
2765 significand?f2 patterns.
2766 * builtins.c (expand_builtin_mathfn): Handle
2767 BUILT_IN_SIGNIFICAND{,F,L}.
2768 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
2769 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
2771 * config/i386/i386.md (significandxf2, significand<mode>2): New
2772 expanders to implement significandf, significand and significandl
2773 built-ins as inline x87 intrinsics.
2775 2009-06-18 Anatoly Sokolov <aesok@post.ru>
2777 * config/avr/avr.c (avr_override_options): Remove setting value of
2778 PARAM_INLINE_CALL_COST.
2780 2009-06-18 Richard Henderson <rth@redhat.com>
2783 * tree-pass.h (TDF_ASMNAME): New.
2784 * tree-dump.c (dump_options): Add asmname.
2785 * doc/invoke.texi: Document it.
2787 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
2788 (dump_decl_name): ...here.
2789 (dump_function_name): New flags arg; mind TDF_ASMNAME.
2790 (dump_generic_node): Update dump_function_name calls.
2791 (print_call_name): New flags arg; update all dump calls.
2792 * diagnostic.h (print_call_name): Update.
2793 * gimple-pretty-print.c (dump_gimple_call): Update.
2795 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
2798 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
2800 2009-06-18 Diego Novillo <dnovillo@google.com>
2802 * doc/plugins.texi: Document plugin_is_GPL_compatible.
2803 * plugin.c (str_license): Declare.
2804 (try_init_one_plugin): Assert that the symbol
2805 'plugin_is_GPL_compatible' exists.
2807 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
2810 * Makefile.in (OBJS-common): Remove see.o.
2812 * common.opt (fsee): Mark as preserved for backward compatibility.
2813 * opts.c (common_handle_option): Add OPT_fsee to the backward
2814 compatibility section.
2815 * passes.c (init_optimization_passes, pass_see): Remove pass.
2816 * timevar.def (TV_SEE): Remove.
2817 * tree-pass.h (pass_see): Remove declaration.
2818 * doc/invoke.texi (-fsee): Remove documentation.
2820 2009-06-18 Martin Jambor <mjambor@suse.cz>
2822 * tree-sra.c: Include statistics.h
2823 (sra_stats): New variable.
2824 (sra_initialize): Clear sra_stats.
2825 (create_access_replacement): Increment sra_stats.replacements.
2826 (get_access_replacement): Do not return twice.
2827 (analyze_all_variable_accesses): Increment statistics counter by the
2828 number of scalarized aggregates.
2829 (generate_subtree_copies): Increment sra_stats.subtree_copies.
2830 (sra_modify_expr): Increment sra_stats.exprs.
2831 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
2832 (sra_modify_assign): Increment sra_stats.exprs,
2833 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
2834 (perform_intra_sra): Update statistics counters.
2835 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
2837 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
2839 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
2840 (arm_scalar_mode_supported_p): New function.
2842 2009-06-18 Paul Brook <paul@codesourcery.com>
2843 Sandra Loosemore <sandra@codesourcery.com>
2845 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
2846 (__extendhfsf2, __truncsfhf2): Define.
2847 * config/arm/fp16.c: New file.
2848 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
2849 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
2851 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
2853 * doc/extend.texi (Half-Precision): New section.
2854 * doc/invoke.texi (Option Summary): List -mfp16-format.
2855 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
2856 * config/arm/arm.opt (mfp16-format=): New.
2857 * config/arm/arm.c: Include intl.h.
2858 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
2859 (TARGET_INVALID_RETURN_TYPE): Redefine.
2860 (TARGET_PROMOTED_TYPE): Redefine.
2861 (TARGET_CONVERT_TO_TYPE): Redefine.
2862 (arm_fp16_format): Define.
2863 (all_fpus): Add entry for neon-fp16.
2864 (fp_model_for_fpu): Likewise.
2865 (struct fp16_format): Declare.
2866 (all_fp16_formats): Define.
2867 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
2869 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
2871 (arm_legitimate_index_p): Treat HFmode like HImode.
2872 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
2873 (coproc_secondary_reload_class): Special-case HFmode.
2874 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
2875 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
2876 (arm_init_fp16_builtins): New.
2877 (arm_init_builtins): Call it.
2878 (arm_invalid_parameter_type): New.
2879 (arm_invalid_return_type): New.
2880 (arm_promoted_type): New.
2881 (arm_convert_to_type).
2882 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
2884 (arm_emit_fp16_const): New function.
2885 (arm_mangle_type): Mangle __fp16 as "Dh".
2886 * config/arm/arm.h (TARGET_VFPD32): Make it know about
2888 (TARGET_NEON_FP16): New.
2889 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
2890 (enum fputype): Add FPUTYPE_NEON_FP16.
2891 (enum arm_fp16_format_type): Declare.
2892 (arm_fp16_format): Declare.
2893 (LARGEST_EXPONENT_IS_NORMAL): Define.
2894 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
2895 * config/arm/arm-modes.def (HFmode): Define.
2896 * config/arm/vfp.md: (*movhf_vfp): New.
2899 * config/arm/arm.md: (fpu): Add neon_fp16.
2900 (floatsihf2, floatdihf2): New.
2901 (fix_trunchfsi2, fix_trunchfdi2): New.
2905 (*arm32_movhf): New.
2906 (*thumb1_movhf): New.
2907 (consttable_2): Add check for HFmode constants.
2908 (consttable_4): Handle HFmode constants.
2910 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
2912 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
2914 2009-06-17 Olivier Hainque <hainque@adacore.com>
2916 * collect2.c (main): Use CONST_CAST2 to perform char ** to
2917 const char ** conversion in AIX specific section.
2919 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
2921 * config/i386/i386.c (ix86_special_builtin_type): Remove
2922 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
2923 (bdesc_special_args): Updated.
2924 (ix86_init_mmx_sse_builtins): Likewise.
2925 (ix86_expand_special_args_builtin): Likewise.
2927 2009-06-17 Richard Henderson <rth@redhat.com>
2929 * tree-pretty-print.c (maybe_dump_asm_name): New.
2930 (dump_decl_name): Use it.
2931 (PRINT_FUNCTION_NAME): Merge into...
2932 (dump_function_name): ... here. Use maybe_dump_asm_name.
2934 2009-06-17 Cary Coutant <ccoutant@google.com>
2936 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
2938 * debug.c (struct gcc_debug_hooks): Change placeholder for
2940 (debug_nothing_int_charstar_int): Replaced by...
2941 (debug_nothing_int_charstar_int_bool): ...this.
2942 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
2943 source_line prototype.
2944 (debug_nothing_int_charstar_int): Replaced by...
2945 (debug_nothing_int_charstar_int_bool): ...this.
2946 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
2947 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
2948 Output is_stmt operand when necessary.
2949 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
2950 (notice_source_line): Add is_stmt parameter.
2951 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
2952 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
2954 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
2955 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
2957 2009-06-17 Ian Lance Taylor <iant@google.com>
2959 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
2961 (struct store_by_pieces_d): Rename from store_by_pieces. Change
2964 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
2966 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
2967 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
2968 tree_strip_sign_nop_conversions and
2969 tree_ssa_strip_useless_type_conversions rather than stripping
2970 the operations here.
2971 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
2973 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
2974 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
2975 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
2976 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
2979 2009-06-17 Michael Eager <eager@eagercon.com>
2981 * config/rs6000/constraints.md (register_constraint "d"): New.
2982 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
2983 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
2984 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
2985 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
2986 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
2987 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
2988 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
2989 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
2990 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
2991 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
2993 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
2994 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
2995 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
2996 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
2997 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
2998 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
2999 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
3000 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
3001 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
3002 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
3003 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
3004 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
3005 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
3006 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
3008 2009-06-16 Ian Lance Taylor <iant@google.com>
3010 * profile.c (total_num_never_executed): Don't define.
3011 (compute_branch_probabilities): Don't count or print
3013 (init_branch_prob): Don't set total_num_never_executed.
3014 (end_branch_prob): Don't print total_num_never_executed.
3016 2009-06-17 David Daney <ddaney@caviumnetworks.com>
3018 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
3020 2009-06-17 David Edelsohn <edelsohn@gnu.org>
3022 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
3023 (nabstd2_fpr): Same.
3025 2009-06-17 Steve Ellcey <sje@cup.hp.com>
3027 * expr.c (expand_assignment): Change complex type check.
3029 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
3031 * doc/plugins.texi (Building GCC plugins): Added new section.
3033 2009-06-17 Ian Lance Taylor <iant@google.com>
3035 * c-pch.c (get_ident): Don't set size of templ array.
3036 (pch_init): Don't set size of partial_pch array.
3038 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
3039 string constant to intialize an array whose size is the length of
3042 2009-06-17 Richard Guenther <rguenther@suse.de>
3044 PR tree-optimization/40389
3045 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
3046 to addressable types.
3047 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
3049 2009-06-17 Richard Guenther <rguenther@suse.de>
3052 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
3053 if there is no evolution of left in the loop bail out.
3054 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
3055 chrec_fold_multiply.
3057 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
3058 Janis Johnson <janis187@us.ibm.com>
3061 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
3062 for the symbol ref of a constant that is the source of a move
3063 - nor for any other not-obvious-label-ref constants.
3065 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
3067 * plugin.c (position_pass): Skip newly inserted pass during list
3068 traversal to avoid repeated insertion.
3070 2009-06-16 Ian Lance Taylor <iant@google.com>
3072 * vec.h (VEC_stack_alloc): Define different version if
3073 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
3074 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
3075 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
3076 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3078 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
3080 * config.gcc (extra_headers): Add ia32intrin.h for x86.
3082 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
3083 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
3084 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
3085 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
3086 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
3087 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
3088 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
3089 (bdesc_special_args): Add __builtin_ia32_rdtsc and
3090 __builtin_ia32_rdtscp.
3091 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
3092 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
3093 and __builtin_ia32_rorhi.
3094 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
3095 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
3096 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
3097 (ix86_expand_args_builtin): Likewise.
3098 (ix86_expand_special_args_builtin): Likewise.
3100 * config/i386/i386.md (UNSPECV_RDTSCP): New.
3101 (UNSPECV_RDTSC): Likewise.
3102 (UNSPECV_RDPMC): Likewise.
3103 (*bsr): Renamed to ...
3105 (*bsr_rex64): Renamed to ...
3109 (*rdpmc_rex64): Likewise.
3112 (*rdtsc_rex64): Likewise.
3114 (*rdtscp): Likewise.
3115 (*rdtscp_rex64): Likewise.
3117 * config/i386/ia32intrin.h: New.
3119 * config/i386/x86intrin.h: Include <ia32intrin.h>.
3121 2009-06-16 Ian Lance Taylor <iant@google.com>
3123 * ira-build.c (copy_info_to_removed_store_destinations):
3124 Initialize parent_a.
3126 2009-06-16 Ian Lance Taylor <iant@google.com>
3128 * c-decl.c (grokdeclarator): Change size_varies to bool.
3130 2009-06-16 Ian Lance Taylor <iant@google.com>
3132 * sel-sched.c: Make forward declarations of move_op_hooks and
3133 fur_hooks explicitly extern.
3135 2009-06-16 Ian Lance Taylor <iant@google.com>
3137 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
3138 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
3140 2009-06-16 Ian Lance Taylor <iant@google.com>
3142 * resource.c (mark_referenced_resources): Change
3143 include_delayed_effects parameter to bool. Change all callers.
3144 (mark_end_of_function_resources): Likewise.
3145 * reorg.c (insn_references_resource_p): Likewise.
3146 (insn_sets_resource_p): Likewise.
3147 * resource.h (mark_referenced_resources): Update declaration.
3148 (mark_end_of_function_resources): Update declaration.
3150 2009-06-16 David Edelsohn <edelsohn@gnu.org>
3152 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
3154 2009-06-16 David Edelsohn <edelsohn@gnu.org>
3156 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
3157 GCC can bootstrap on AIX with GNU Binutils 2.20.
3159 2009-06-16 Ian Lance Taylor <iant@google.com>
3161 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
3163 2009-06-16 Ian Lance Taylor <iant@google.com>
3165 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
3166 inline, not extern inline.
3167 (exact_log2): Likewise.
3168 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
3170 (exact_log2): Likewise, but don't test CTZ_HWI.
3172 2009-06-16 Ian Lance Taylor <iant@google.com>
3174 * bitmap.c (bitmap_clear): Don't declare as inline.
3175 * gimple.c (gimplify_assign): Likewise.
3176 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
3177 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
3178 (sched_scan_info): Remove duplicate definition.
3180 2009-06-16 Ian Lance Taylor <iant@google.com>
3182 * c-common.c (skip_evaluation): Don't define.
3183 (c_inhibit_evaluation_warnings): Define global variable.
3184 (overflow_warning): Check c_inhibit_evaluation_warnings rather
3185 than skip_evaluation.
3186 (convert_and_check, warn_for_div_by_zero): Likewise.
3187 * c-common.h (skip_evaluation): Don't declare.
3188 (c_inhibit_evaluation_warnings): Declare.
3189 * c-parser.c (c_parser_typeof_specifier): Set
3190 c_inhibit_evaluation_warnings rather than skip_evaluation.
3191 (c_parser_conditional_expression): Likewise.
3192 (c_parser_binary_expression): Likewise.
3193 (c_parser_sizeof_expression): Likewise.
3194 (c_parser_alignof_expression): Likewise.
3195 * c-typeck.c (build_indirect_ref): Check
3196 c_inhibit_evaluation_warnings rather than skip_evaluation.
3197 (build_conditional_expr, build_binary_op): Likewise.
3199 2009-06-16 Richard Guenther <rguenther@suse.de>
3201 * tree-ssa-alias.c (is_escape_site): Remove.
3202 * tree-ssa-alias.h (enum escape_type): Remove.
3203 (is_escape_site): Likewise.
3204 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
3205 via casts and asms without deferring to is_escape_site.
3207 2009-06-16 Jakub Jelinek <jakub@redhat.com>
3210 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
3211 use gen_lowpart if op0 has complex mode.
3213 2009-06-16 Richard Guenther <rguenther@suse.de>
3215 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
3216 variables add them to ESCAPED.
3217 (find_func_aliases): Do not make all indirectly stored values escaped.
3219 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
3221 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
3224 2009-06-16 Martin Jambor <mjambor@suse.cz>
3226 PR tree-optimization/40432
3227 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
3228 check whether we need to force gimple register operand.
3230 2009-06-16 Martin Jambor <mjambor@suse.cz>
3232 PR tree-optimization/40413
3233 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
3234 build_ref_for_offset.
3235 (propagate_subacesses_accross_link): Fix a typo in a comment.
3237 2009-06-16 Ira Rosen <irar@il.ibm.com>
3239 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
3240 with additional parameter.
3241 * tree-vectorizer.h (enum vect_def_type): Add new value
3243 (enum vect_relevant): Add comments.
3244 (vect_is_simple_reduction): Add new argument.
3245 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
3246 Detect nested cycles.
3247 (vect_is_simple_reduction): Update documentation, add an argument to
3248 distinguish inner-loop reduction from nested cycle, detect nested
3249 cycles, fix printings and indentation, don't swap operands in case
3251 (get_initial_def_for_reduction): Handle subtraction.
3252 (vect_create_epilog_for_reduction): Add new argument to specify
3254 (vect_finalize_reduction): Handle subtraction, fix comments.
3255 (vectorizable_reduction): Handle nested cycles. In case of nested
3256 cycle keep track of the reduction variable position. Call
3257 vect_is_simple_reduction with additional parameter. Use original
3258 statement code in reduction epilogue for nested cycle. Call
3259 vect_create_epilog_for_reduction with additional parameter.
3260 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
3261 inner-loop vectorization.
3262 (vect_recog_widen_sum_pattern): Likewise.
3263 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
3265 (vect_mark_stmts_to_be_vectorized): Likewise.
3266 (vect_get_vec_def_for_operand): Handle nested cycles.
3268 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3270 * doc/invoke.texi (Debugging Options): Fix option index entries
3271 for -fdump-statistics, -frandom-seed add entries for
3272 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
3273 (FRV Options): Fix entries for -mTLS, -mtls.
3274 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
3275 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
3276 (M68hc1x Options): Fix @itemx for -mnominmax.
3277 (MCore Options): Fix entry for -mno-lsim.
3278 (MMIX Options): Fix entry for -mabi=mmixware.
3279 (PDP-11 Options): Fix entry for -mbcopy-builtin.
3281 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
3283 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
3284 Mention the plugin mode of gengtype.
3285 * doc/gty.texi (Source Files Containing Type Information): Likewise.
3286 * gengtype.c: Updated copyright.
3287 (plugin_files, nb_plugin_files) Added new static variables.
3288 (measure_input_list) Care about plugin_files.
3289 (write_rtx_next): Added early return in plugin mode.
3290 (create_file): Updated copyright year in generated file. Added
3292 (oprintf): Added early return if NULL outf.
3293 (get_output_file_with_visibility): Care of plugin_files.
3294 (get_output_file_name): May return null.
3295 (write_local): Added early return.
3296 (put_mangled_filename): Ditto.
3297 (finish_root_table): Added check for base_files.
3298 (write_roots): Care about null when plugins.
3299 (main): Added plugin mode.
3301 2009-06-15 Ian Lance Taylor <iant@google.com>
3303 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
3304 * gcov.c (read_count_file): Add braces around variables declared
3307 * c.opt (Wjump-misses-init): New warning.
3308 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
3309 -Wall and -Wc++-compat if not already set.
3310 (c_common_post_options): Clear warn_jump_misses_init if it was not
3312 * c-decl.c (struct c_binding): Change type field to a union with
3313 new label field. Make it the first field in the struct. Update
3314 references to type to use u.type instead.
3315 (struct c_spot_bindings): Define.
3316 (struct c_goto_bindings): Define.
3317 (c_goto_bindings_p): Define, along with VECs.
3318 (struct c_label_vars): Define.
3319 (struct c_scope): Add has_label_bindings field.
3320 (bind_label, set_spot_bindings): New static functions.
3321 (decl_jump_unsafe, update_spot_bindings): New static functions.
3322 (update_label_decls): New static function.
3323 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
3324 Update binding u.label field to shadowed field.
3325 (c_binding_start_stmt_expr): New function.
3326 (c_binding_end_stmt_expr): New function.
3327 (pushdecl): Don't call c_begin_vm_scope.
3328 (make_label): Add defining and p_label_vars parameters. Change
3330 (lookup_label): Correct test for whether a label has not yet been
3331 defined. Call bind_label rather than bind.
3332 (warn_about_goto): New static function.
3333 (lookup_label_for_goto): New function.
3334 (declare_label): Call bind_label rather than bind.
3335 (check_earlier_gotos): New static function.
3336 (define_label): Don't give errors about jumping into statement
3337 expressions or scopes of variably modified types. Call
3338 set_spot_bindings and check_earlier_gotos. Call bind_label
3339 instead of bind. Don't set label_context_stack_se or
3340 label_context_stack_vm.
3341 (c_get_switch_bindings): New function.
3342 (c_release_switch_bindings): New function.
3343 (c_check_switch_jump_warnings): New function.
3344 (start_function): Don't set label_context_stack_se or
3345 label_context_stack_vm.
3346 (finish_function): Likewise.
3347 * c-typeck.c (label_context_stack_se): Don't define.
3348 (label_context_stack_vm): Don't define.
3349 (c_finish_goto_label): Call lookup_label_for_goto rather than
3350 lookup_label. Don't give errors about jumping into a statement
3351 expression or the scope of a variably modified type. Don't set
3352 label_context_stack_se or label_context_stack_vm.
3353 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
3354 fields. Add bindings field.
3355 (c_start_case): Don't set deleted fields. Set bindings field.
3356 (do_case): Rework order of tests. Don't check blocked_stmt_expr
3357 or blocked_vm. Call c_check_switch_jump_warnings.
3358 (c_finish_case): Don't test blocked_stmt_expr field. Call
3359 c_release_switch_bindings.
3360 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
3361 c_switch_stack. Don't walk label_context_stack_se labels. Don't
3362 set label_context_stack_se. Call c_bindings_start_stmt_expr.
3363 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
3364 c_switch_stack. Don't walk label_context_stack_se labels. Don't
3365 set label_context_stack_se. Call c_bindings_end_stmt_expr.
3366 (c_begin_vm_scope, c_end_vm_scope): Don't define.
3367 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
3368 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
3369 (C_DECL_UNJUMPABLE_VM): Don't define.
3370 (C_DECL_UNDEFINABLE_VM): Don't define.
3371 (struct c_label_list): Don't define.
3372 (struct c_label_context_se): Don't define.
3373 (struct c_label_context_vm): Don't define.
3374 (struct c_spot_bindings): Declare.
3375 (c_bindings_start_stmt_expr): Declare.
3376 (c_bindings_end_stmt_expr): Declare.
3377 (lookup_label_for_goto): Declare.
3378 (c_get_switch_bindings, c_release_switch_bindings): Declare.
3379 (c_check_switch_jump_warnings): Declare.
3380 (label_context_stack_se, label_context_stack_vm): Don't declare.
3381 (c_finish_goto_label): Update declaration.
3382 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
3383 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
3384 (Warning Options): Document -Wjump-misses-init.
3386 2009-06-15 Jakub Jelinek <jakub@redhat.com>
3388 * tree-object-size.c (addr_object_size): Fix a pasto in the last
3391 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
3393 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
3395 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
3397 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
3399 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
3401 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
3403 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
3405 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
3406 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
3407 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
3408 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
3409 * dwarf2asm.c (dw2_force_const_mem): Update call to
3411 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
3412 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
3413 * langhooks.c (lhd_comdat_group): Remove.
3414 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
3415 * tree.h (DECL_COMDAT_GROUP): New.
3416 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
3417 (tree_decl_with_vis): Add comdat_group. Remove one_only.
3418 (make_decl_one_only): Change signature.
3419 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
3421 (make_decl_one_only): Change signature.
3422 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
3424 2009-06-15 Richard Guenther <rguenther@suse.de>
3427 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
3429 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3431 * tree-ssa-math-opts.c: Remove extra divide.
3433 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3435 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
3437 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3439 * passes.c: Add bswap pass.
3440 * tree-pass.h: Add pass_optimize_bswap declaration.
3441 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
3442 Include rtl.h, expr.h and optabs.h for optab_handler check.
3443 (struct symbolic_number, pass_optimize_bswap): New definition.
3444 (do_shift_rotate, verify_symbolic_number_p): New functions.
3445 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
3446 (gate_optimize_bswap): New function.
3447 * tree.c (widest_int_cst_value): New function.
3448 * tree.h (widest_int_cst_value): Prototype added.
3450 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
3452 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
3453 REG_EQUAL/REG_EQUIV notes.
3455 2009-06-14 Richard Guenther <rguenther@suse.de>
3458 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
3459 has its address taken if NRV was applied and it is addressable.
3460 * tree-ssa-structalias.c (get_constraint_for_address_of): New
3461 function split out from ...
3462 (get_constraint_for_1): ... here.
3463 (handle_rhs_call): Use it to mark the return slot escaped if
3464 it is addressable and NRV was applied.
3466 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
3468 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
3469 Change first argument type to location_t.
3470 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
3471 Do not set input_location.
3472 Use loc instead of input_location throughout.
3474 2009-06-13 Richard Guenther <rguenther@suse.de>
3476 PR tree-optimization/40421
3477 * tree-predcom.c (should_unroll_loop_p): Remove.
3478 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
3480 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
3482 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3483 Add location argument.
3485 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
3487 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
3489 * config/s390/s390.c (s390_build_builtin_va_list): Same.
3490 (s390_gimplify_va_arg): Pass location to create_artificial_label.
3491 * config/spu/spu-protos.h: Add location to
3492 spu_resolve_overloaded_builtin.
3493 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
3494 spu_build_builtin_va_list.
3495 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
3496 argument. Pass location to build_function_call_vec.
3497 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
3499 (emit_fpu_switch): Same.
3500 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
3501 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
3502 to build_decl and create_artificial_label.
3503 (xtensa_gimplify_va_arg_expr): Same.
3504 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
3505 (xstormy16_gimplify_va_arg_expr): Same.
3506 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
3507 * config/arm/arm.c (arm_build_builtin_va_list): Same.
3508 * config/mips/mips.c (mips_build_builtin_va_list): Same.
3509 (mips16_build_function_stub): Same.
3510 (mips16_build_call_stub): Same.
3512 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
3515 * arm/constraints.md (Pa, Pb): New constraints.
3516 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
3517 split pattern to deal with them.
3519 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
3521 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
3522 fix index entry for -Xpreprocessor.
3524 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
3526 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3527 Add location argument to build_decl call.
3528 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
3529 (rs6000_init_builtins): Same.
3530 (spe_init_builtins): Same.
3531 (rs6000_gimplify_va_arg): Add location argument to
3532 create_artificial_label call.
3534 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
3536 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
3537 * combine-stack-adj.c (pass_stack_adjustments): Use it.
3538 * Makefile.in: Fix GGC dependency for gcse.o.
3540 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
3542 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
3543 * gimple-pretty-print.c (dump_gimple_stmt): Same.
3544 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
3546 * c-parser.c (c_parser_binary_expression): Use current column while
3547 building binary operations.
3548 * common.opt (fshow-column): Enable by default.
3549 * tree-vrp.c (check_array_ref): Use warning_at.
3550 (check_array_bounds): Use location from call back if expr has no
3552 * tree.h: Add location argument to maybe_fold_*.
3553 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
3554 (maybe_fold_offset_to_array_ref): Add location argument and use it.
3555 (maybe_fold_offset_to_component_ref): Same.
3556 (maybe_fold_offset_to_reference): Same.
3557 (maybe_fold_offset_to_address): Same.
3558 (maybe_fold_stmt_indirect): Same.
3559 (maybe_fold_stmt_addition): Same.
3560 (fold_stmt_r): Pass location to maybe_fold_*.
3561 (fold_gimple_assign): Same.
3562 * c-tree.h: Add location argument to finish_decl,
3563 default_function_array_conversion, store_init_value.
3564 * c-decl.c (define_label): Use error_at.
3565 (c_make_fname_decl): Pass location to finish_decl.
3566 (finish_decl): New location argument.
3567 (build_compound_literal): Pass location to store_init_value.
3568 (grokdeclarator): Pass location to finish_decl.
3570 * c-typeck.c (array_to_pointer_conversion): New location argument.
3571 (function_to_pointer_conversion): Same.
3572 (default_function_array_conversion): Same.
3573 (parser_build_unary_op): Pass location to overflow_warning.
3574 (parser_build_binary_op): Same. Use warning_at.
3575 (build_unary_op): Pass location to array_to_pointer_conversion.
3576 (build_c_cast): Pass location to digest_init.
3577 (build_modify_expr): New location argument.
3578 (convert_for_assignment): Same.
3579 (store_init_value): Same.
3580 (digest_init): Same.
3581 (output_init_element): Pass location to digest_init and
3582 array_to_pointer_conversion.
3583 (c_finish_return): Pass location to convert_for_assignment.
3584 * gimplify.c (gimplify_conversion): Pass location to
3585 maybe_fold_offset_to_address.
3586 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
3587 to maybe_fold_stmt_addition.
3588 * c-omp.c (c_finish_omp_atomic): Pass new location to
3590 (c_finish_omp_for): Same.
3591 * c-common.c (overflow_warning): New argument.
3592 * c-common.h: New argument to build_modify_expr, overflow_warning.
3593 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
3595 (c_parser_initializer): Pass location to
3596 default_function_array_conversion.
3597 (c_parser_initelt): Same.
3598 (c_parser_initval): Same.
3599 (c_parser_asm_operands): Same.
3600 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
3601 (c_parser_conditional_expression): Same.
3602 (c_parser_binary_expression): Add location info to stack. Use it.
3603 (c_parser_unary_expression): Pass location to
3604 default_function_array_conversion, parser_build_unary_op,
3605 build_indirect_ref, c_parser_postfix_expression_after_primary.
3606 (c_parser_postfix_expression_after_primary): New location argument.
3608 (c_parser_expression_conv): Pass location to
3609 default_function_array_conversion.
3610 (c_parser_expr_list): Same.
3611 (c_parser_omp_atomic): Same.
3612 (c_parser_omp_for_loop): Same.
3613 * c-tree.h: (struct c_declarator): Add comment to id_loc.
3614 (build_array_declarator): New argument.
3615 * c-decl.c (build_array_declarator): Add location argument.
3616 (grokdeclarator): Set id_loc for cdk_array.
3617 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
3618 build_array_declarator.
3619 * tree.c (build_omp_clause): Add location argument.
3620 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
3621 (OMP_CLAUSE_LOCATION): New macro.
3622 (struct tree_omp_clause): Add location field.
3623 (build_omp_clause): Add argument.
3624 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
3625 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
3627 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
3628 (cp_parser_omp_clause_collapse): Same.
3629 (cp_parser_omp_clause_default): Same.
3630 (cp_parser_omp_clause_if): Same.
3631 (cp_parser_omp_clause_nowait): Same.
3632 (cp_parser_omp_clause_num_threads): Same.
3633 (cp_parser_omp_clause_ordered): Same.
3634 (cp_parser_omp_clause_schedule): Same.
3635 (cp_parser_omp_clause_untied): Same.
3636 (cp_parser_omp_for_loop): Same.
3637 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
3638 * c-tree.h (c_start_case): Add location argument.
3639 (c_process_expr_stmt): Same.
3640 (c_finish_goto_*): Same.
3641 * tree-parloops.c (initialize_reductions): Pass location to
3643 (create_parallel_loop): Same.
3644 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
3645 (gfc_trans_omp_reduction_list): Same.
3646 (gfc_trans_omp_clauses): Same.
3647 (gfc_trans_omp_do): Same.
3648 * c-typeck.c (c_finish_goto_label): Same.
3649 (c_finish_goto_ptr): New location argument.
3650 (c_start_case): Same.
3651 (emit_side_effect_warnings): Same.
3652 (c_process_expr_stmt): Same.
3653 (c_finish_stmt_expr): Same.
3654 (c_finish_omp_clauses): Use error_at instead of error.
3655 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
3657 * c-omp.c (c_split_parallel_clauses): New location argument.
3658 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
3659 to build_omp_clause.
3660 (convert_local_reference_stmt): Same.
3661 (convert_gimple_call): Same.
3662 * c-common.h (c_split_parallel_clauses): New argument.
3663 * c-parser.c (c_parser_statement_after_labels): Pass location to
3664 c_finish_goto_label.
3665 (c_parser_switch_statement): Pass location to c_start_case.
3666 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
3667 and c_process_expr_stmt.
3668 (c_parser_omp_variable_list): Add location argument.
3669 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
3670 (c_parser_omp_clause_default): Same.
3671 (c_parser_omp_clause_if): Same.
3672 (c_parser_omp_clause_num_threads): Same.
3673 (-c_parser_omp_clause_ordered): Same.
3674 (c_parser_omp_clause_reduction): Pass location to
3675 c_parser_omp_variable_list.
3676 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
3677 (c_parser_omp_clause_untied): Same.
3678 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
3679 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
3681 * c-tree.h (check_for_loop_decls, undeclared_variable,
3682 build_component_ref, build_array_ref, build_external_ref,
3683 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
3684 build_conditional_expr, build_compound_expr, c_cast_expr,
3685 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
3686 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
3688 * c-semantics.c (build_stmt): Same.
3689 (build_case_label): Same.
3690 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
3691 (undeclared_variable): New argument.
3693 (lookup_label): Pass location on down.
3694 (define_label): Same.
3695 (finish_decl): Same.
3696 (build_compound_literal): Same.
3697 (finish_struct): Same.
3698 (finish_function): Do not set location here.
3699 (check_for_loop_decls): New argument.
3700 * tree.c (save_expr): Set location.
3701 (build_empty_stmt): New argument.
3702 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
3703 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
3704 * builtins.c (gimplify_va_arg_expr): Use locations.
3705 (expand_builtin_sync_operation): Same.
3706 * c-typeck.c (build_component_ref): New argument.
3707 (build_array_ref): Same.
3708 (build_external_ref): Same.
3709 (c_expr_sizeof_expr): Same.
3710 (c_expr_sizeof_type): Same.
3711 (parser_build_unary_op): Same.
3712 (build_conditional_expr): Same.
3713 (build_compound_expr): Pass location on down.
3714 (build_compound_expr): New argument.
3715 (build_c_cast): Same.
3716 (c_cast_expr): Same.
3717 (build_asm_expr): Same.
3718 (c_finish_return): Same.
3719 (c_process_expr_stmt): Pass location on down.
3720 (c_finish_stmt_expr): New argument.
3721 (push_clenaup): Same.
3722 (c_finish_omp_parallel): Same.
3723 (c_finish_omp_task): Same.
3724 * gimplify.c (gimplify_call_expr): Pass location on down.
3725 * c-omp.c (c_finish_omp_master): New argument.
3726 (c_finish_omp_critical): Same.
3727 (c_finish_omp_ordered): Same.
3728 (c_finish_omp_barrier): Same.
3729 (-c_finish_omp_taskwait): Same.
3730 (c_finish_omp_atomic): Same.
3731 (c_finish_omp_flush): Same.
3732 * tree-inline.c (copy_tree_body_r): Pass location on down.
3733 (inline_forbidden_p): Remove use of input_location.
3734 * c-gimplify.c (c_build_bind_expr): New argument.
3735 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
3736 (c_sizeof_or_alignof_type): New argument.
3737 (c_alignof_expr): Same.
3738 (build_va_arg): Same.
3739 (c_add_case_label): Same.
3740 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
3741 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
3742 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
3743 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
3744 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
3745 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
3747 * stub-objc.c (objc_build_selector_expr): Same.
3748 (objc_build_throw_stmt): Same.
3749 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
3750 (c_parser_initelt): Same.
3751 (c_parser_compound_statement): Same.
3752 (c_parser_compound_statement_nostart): Same.
3753 (c_parser_label): Same.
3754 (c_parser_statement_after_labels): Same.
3755 (c_parser_if_body): Same.
3756 (c_parser_else_body): Same.
3757 (c_parser_if_statement): Same.
3758 (c_parser_switch_statement): Same.
3759 (c_parser_while_statement): Same.
3760 (c_parser_do_statement): Same.
3761 (c_parser_for_statement): Same.
3762 (c_parser_asm_statement): Same.
3763 (c_parser_conditional_expression): Same.
3764 (c_parser_binary_expression): Same.
3765 (c_parser_cast_expression): Same.
3766 (c_parser_unary_expression): Same.
3767 (c_parser_sizeof_expression): Same.
3768 (c_parser_alignof_expression): Same.
3769 (c_parser_postfix_expression): Same.
3770 (c_parser_expression): Same.
3771 (c_parser_objc_receiver): Same.
3772 (c_parser_omp_variable_list): Same.
3773 (c_parser_omp_structured_block): Same.
3774 (c_parser_omp_atomic): New argument.
3775 (c_parser_omp_barrier): Same.
3776 (c_parser_omp_critical): Same.
3777 (c_parser_omp_flush): Pass location on down.
3778 (c_parser_omp_for_loop): New argument.
3779 (c_parser_omp_for): Same.
3780 (c_parser_omp_master): Same.
3781 (c_parser_omp_ordered): Same.
3782 (c_parser_omp_sections_scope): Same.
3783 (c_parser_omp_sections): Same.
3784 (c_parser_omp_parallel): Same.
3785 (c_parser_omp_single): Same.
3786 (c_parser_omp_task): Same.
3787 (c_parser_omp_taskwait): Pass location on down.
3788 (c_parser_omp_construct): Same.
3789 (c_parser_omp_threadprivate): Same.
3790 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
3791 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
3792 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
3793 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
3794 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
3795 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
3796 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
3797 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
3798 config/i386/i386.c, stmt.c:
3799 Add location argument to the following function definitions and/or
3800 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
3801 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
3802 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
3803 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
3804 do_case, c_finish_bc_stmt, build_compound_literal,
3805 build_function_call.
3806 * c-decl.c (build_compound_literal): Add location argument.
3807 Make all diagnostic calls use location.
3808 (start_struct): Same.
3809 (finish_struct): Same.
3811 (build_enumerator): Same.
3812 (start_function): Same.
3813 (grokdeclarator): Make all diagnostic calls use location.
3814 (store_parm_decls_oldstyle): Same.
3815 * c-typeck.c (build_function_call): Add location argument.
3816 Make all diagnostic calls use location.
3818 (c_finish_bc_stmt): Same.
3819 * tree-nested.c (get_trampoline_type): Add argument.
3820 Pass location to build_decl.
3821 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
3822 * rtl.h (RTL_LOCATION): New.
3823 * c-common.c (c_add_case_label): Add location argument.
3824 Make all diagnostic calls use location.
3825 * c-common.h: Add location argument to make_fname_decl, do_case,
3826 c_add_case_label, build_function_call, resolve_overloaded_builtin.
3827 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
3828 Set it appropriately for every case. Pass enum_loc to start_enum
3829 call. Pass value_loc first to build_enumerator. Pass enum_loc to
3831 (c_parser_struct_or_union_specifier): Save location. Use it for
3832 start_struct, finish_struct, and parser_xref_tag.
3834 2009-06-12 Ian Lance Taylor <iant@google.com>
3836 * fold-const.c (fold_unary): Rename local variable and to and_expr.
3838 * c-opts.c (c_common_handle_option): For -Wc++-compat set
3839 cpp_opts->warn_cxx_operator_names.
3841 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
3844 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
3845 is returns NULL and OP is a VCE, look through the VCE.
3847 2009-06-12 Ian Lance Taylor <iant@google.com>
3850 * collect2.c (main): Use CONST_CAST2 in code inside #if
3851 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
3853 2009-06-12 Joey Ye <joey.ye@intel.com>
3856 * cfgexpand.c (get_decl_align_unit): Update
3857 max_used_stack_slot_alignment with align instead of
3858 stack_alignment_needed.
3860 * function.c (assign_stack_local_1): Update
3861 max_used_stack_slot_alignment with alignment_in_bits instead
3862 of stack_alignment_needed.
3863 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
3866 2009-06-12 Jakub Jelinek <jakub@redhat.com>
3868 * dwarf2out.c (last_var_location_insn): New variable.
3869 (dwarf2out_end_epilogue): Clear last_var_location_insn.
3870 (dwarf2out_var_location): Don't record anything after last real
3871 insn. Only change labels if there were any real instructions
3872 in between last note and this one, or if changed sections.
3874 2009-06-11 Richard Henderson <rth@redhat.com>
3876 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
3877 note when storing the frame pointer in a register.
3878 (FRP): Don't redefine to nothing for epilogue.
3879 (alpha_expand_epilogue): Mark register and sp restores.
3880 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
3882 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
3883 when gen_lowpart is needed.
3885 2009-06-11 Richard Henderson <rth@redhat.com>
3887 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
3889 * dwarf2out.c (need_data_align_sf_opcode): New.
3890 (div_data_align): Move earlier.
3891 (def_cfa_1, reg_save): Use it.
3893 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
3895 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
3896 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
3897 (ix86_handle_option): Handle OPT_mcrc32.
3898 (ix86_target_string): Add -mcrc32.
3899 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
3901 * config/i386/i386.h (TARGET_CRC32): New.
3903 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
3904 (sse4_2_crc32di): Likewise.
3906 * config/i386/i386.opt (mcrc32): New.
3908 * doc/invoke.texi: Document -mcrc32.
3910 2009-06-11 Richard Henderson <rth@redhat.com>
3912 * common.opt (gdwarf-): Accept a version number.
3913 * doc/invoke.texi (gdwarf-): Update docs.
3914 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
3915 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
3916 version level, and record it.
3918 * dwarf2.h (DW_CIE_VERSION): Remove.
3919 * dwarf2out.c (DWARF_VERSION): Remove.
3920 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
3921 (output_call_frame_info): Use CIE version 3 for dwarf3,
3922 or if the return register column is out of range for version 1.
3923 (dwarf_stack_op_name): Add all dwarf3 values.
3924 (DEBUG_PUBTYPES_SECTION): New.
3925 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
3926 encoding change for dwarf3.
3927 (output_die) [dw_val_class_die_ref]: Likewise.
3928 (output_compilation_unit_header): Emit correct version for dwarf3.
3929 (output_line_info): Likewise.
3930 (output_pubnames): Update for DWARF_VERSION removal.
3931 (output_aranges): Likewise.
3932 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
3933 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
3934 (dwarf2out_finish): Likewise.
3936 2009-06-11 David Daney <ddaney@caviumnetworks.com>
3938 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
3941 2009-06-11 David Daney <ddaney@caviumnetworks.com>
3944 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
3945 * builtins.c (expand_builtin_unreachable): New function.
3946 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
3947 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
3948 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
3950 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
3951 searching for missing barriers.
3953 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3955 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
3956 when -fprofile-generate* was passed.
3957 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
3959 2009-06-11 Anthony Green <green@moxielogic.com>
3961 * config/moxie/moxie.md: Define length attribute for all instructions.
3963 (*b<cond:code>): Support limited branch ranges for new PC-relative
3964 branch instructions.
3965 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
3967 2009-06-11 Jakub Jelinek <jakub@redhat.com>
3969 * config/i386/i386.c (min_insn_size): Use get_attr_length
3970 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
3973 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
3974 instead of emit_insn_before.
3976 2009-06-10 Ian Lance Taylor <iant@google.com>
3979 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
3982 2009-06-10 Revital Eres <eres@il.ibm.com>
3984 * passes.c (init_optimization_passes): Reschedule
3985 predictive-commoning pass before complete unroll pass.
3987 2009-06-10 Martin Jambor <mjambor@suse.cz>
3989 * cgraph.c (cgraph_node_can_be_local_p): New function.
3990 (cgraph_make_node_local): New function.
3991 * cgraph.h (cgraph_node_can_be_local_p): Declare.
3992 (cgraph_make_node_local): Declare.
3994 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
3996 * tree.h (tree_base): Add packed_flag and user_align fields.
3997 Decrease size of spare field.
3998 (TYPE_USER_ALIGN): Use user_align from tree_base.
3999 (DECL_USER_ALIGN): Likewise.
4000 (TYPE_PACKED): Use packed_flag from tree_base.
4001 (DECL_PACKED): Likewise.
4002 (tree_type): Delete packed_flag and user_align fields. Widen
4003 precision field. Widen mode field and shuffle fields to align
4004 mode on an 8-bit boundary.
4005 (tree_decl_common): Delete decl_flag_1 and user_align fields.
4006 Renumber decl_flag_* fields. Fix comments. Widen
4007 decl_common_unused field.
4008 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
4009 (DECL_EXTERNAL): Likewise.
4010 (DECL_BIT_FIELD): Likewise.
4011 (DECL_NONADDRESSABLE_P): Likewise.
4012 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
4013 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
4015 2009-06-10 Ian Lance Taylor <iant@google.com>
4017 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
4018 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
4019 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
4020 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
4021 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
4022 DEF_VEC_ALLOC_FUNC_P.
4023 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
4024 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
4025 DEF_VEC_ALLOC_FUNC_O.
4026 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
4027 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
4028 DEF_VEC_ALLOC_FUNC_I.
4029 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
4030 (vec_stack_p_reserve_exact_1): Declare.
4031 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
4032 (vec_stack_free): Declare.
4033 (VEC_stack_alloc): Define.
4034 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
4035 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
4036 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
4037 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
4039 (stack_vecs): New static variable.
4040 (vec_stack_p_reserve_exact_1): New function.
4041 (vec_stack_o_reserve_1): New static function.
4042 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
4043 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
4044 (vec_stack_free): New function.
4045 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
4046 (VEC_df_ref_stack_alloc): Define.
4047 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
4048 DEF_VEC_ALLOC_P_STACK.
4049 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
4050 (struct df_collection_rec): Change _vec fields to VEC. Remove
4052 (df_free_collection_rec): Adjust for new fields.
4053 (df_insn_rescan): Use new df_collection_rec fields.
4054 (df_notes_rescan, df_canonize_collection_rec): Likewise.
4055 (df_ref_create_structure, df_ref_record): Likewise.
4056 (df_get_conditional_uses, df_get_call_refs): Likewise.
4057 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
4058 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
4059 (df_record_exit_block_uses, df_bb_verify): Likewise.
4060 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
4061 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
4062 Remove count parameter. Change return type to void. Change all
4064 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
4065 Remove count parameter. Change return type to void. Change all
4067 (df_install_refs): Change old_vec parameter to VEC. Remove count
4068 parameter. Change all callers.
4069 (df_install_mws): Change old_vec parameter to VEC. Remove count
4070 parameter. Change all callers.
4071 (df_refs_verify): Change new_rec parameter to VEC. Change call
4073 (df_mws_verify): Likewise.
4075 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
4077 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
4079 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
4081 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
4083 2009-06-10 Anthony Green <green@moxielogic.com>
4085 * config/moxie/crti.asm: New file.
4086 * config/moxie/crtn.asm: New file.
4087 * config/moxie/moxie.c: New file.
4088 * config/moxie/moxie.h: New file.
4089 * config/moxie/sfp-machine.h: New file.
4090 * config/moxie/moxie-protos.h: New file.
4091 * config/moxie/t-moxie: Created.
4092 * config/moxie/t-moxie-softfp: Created.
4093 * config/moxie/moxie.md: Created.
4094 * config/moxie/constraints.md: Created.
4095 * config.gcc: Add moxie support.
4096 * doc/md.texi (Machine Constraints): Add moxie constraints.
4097 * doc/contrib.texi (Contributors): Mention moxie port.
4098 * doc/install.texi (Specific): Mention the moxie port.
4100 2009-06-09 Ian Lance Taylor <iant@google.com>
4102 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
4104 * optabs.c (optab_table): Only use designated initializers if
4105 HAVE_DESIGNATED_INITIALIZERS is defined.
4106 (convert_optab_table): Likewise.
4107 (init_optabs): Always call init_insn_codes if
4108 HAVE_DESIGNATED_INITIALIZERS is not defined.
4110 2009-06-09 Ian Lance Taylor <iant@google.com>
4112 * targhooks.c (default_builtin_vectorized_function): Change fn
4113 parameter to unsigned int.
4114 (default_builtin_vectorized_conversion): Change code parameter to
4116 (default_builtin_reciprocal): Change fn parameter to unsigned int.
4117 * targhooks.h: Update declarations.
4118 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
4119 parameter to unsigned int.
4121 * c-typeck.c (comptypes_check_enum_int): New static function.
4122 (comptypes_internal): Add enum_and_int_p parameter. Change all
4124 (comp_target_types): Add location parameter. Change all callers.
4125 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
4127 (function_types_compatible_p, type_lists_compatible_p): Likewise.
4128 (build_conditional_expr): Add colon_loc parameter. Change all
4130 (convert_for_assignment): Add location parameter. Change all callers.
4131 * c-parser.c (c_parser_conditional_expression): Pass location of
4132 colon to build_conditional_expr.
4133 * c-tree.h (build_conditional_expr): Update declaration.
4135 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
4137 * graphite.c: Revert previous patch.
4139 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
4142 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
4144 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
4146 * tree-ssa-loop-prefetch.c
4147 (loop_prefetch_arrays): Fixed a portability problem in printf format
4150 2009-06-09 Martin Jambor <mjambor@suse.cz>
4152 PR tree-optimization/40351
4153 * tree-sra.c (propagate_subacesses_accross_link): Check that a
4154 refrence to a potential artifical subaccess can be constructed.
4156 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
4158 * config/sh/sh-protos.h (sh_optimization_options): Declare.
4159 (sh_override_options): Likewise.
4160 * config/sh/sh.c: Include params.h.
4161 (sh_optimization_options): New.
4162 (sh_override_options): Likewise.
4163 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
4164 (OVERRIDE_OPTIONS): Use sh_override_options.
4166 2009-06-08 Jakub Jelinek <jakub@redhat.com>
4168 * dwarf2out.c (emit_cfa_remember): New variable.
4169 (add_fde_cfi): If emit_cfa_remember, recurse to add
4170 DW_CFA_remember_state first.
4171 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
4172 instead just set emit_cfa_remember.
4174 2009-06-08 Jan Hubicka <jh@suse.cz>
4177 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
4179 2009-06-08 Jan Hubicka <jh@suse.cz>
4182 * cgraphunit.c (save_inline_function_body): Do not copy transform
4183 hooks for saved inline bodies.
4184 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
4187 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
4189 * jump.c (returnjump_p): Handle delayed branches. Add missing
4192 2009-06-08 Jan Hubicka <jh@suse.cz>
4195 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
4196 original node might've been modified.
4197 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
4199 2009-06-08 Jakub Jelinek <jakub@redhat.com>
4201 * tree-object-size.c (addr_object_size): Add OSI argument.
4202 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
4203 (compute_builtin_object_size, expr_object_size): Adjust callers.
4204 (plus_stmt_object_size): Call addr_object_size instead of
4205 compute_builtin_object_size.
4207 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
4208 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4210 * tree-ssa-loop-prefetch.c
4211 (gather_memory_references): Introduced a counter for the number of
4213 (anything_to_prefetch_p): Introduced a counter for the number of
4215 (is_loop_prefetching_profitable): New function with a cost model
4217 (loop_prefetch_arrays): Use the new cost model to determine if
4218 prefetching is profitable.
4219 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
4220 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4221 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
4222 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4223 * doc/invoke.texi (MIN_INSN_TO_PREFETCH_RATIO,
4224 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4226 2009-06-08 Michael Matz <matz@suse.de>
4229 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
4230 partitions use the same.
4231 (expand_one_var): Deal with DECL_RTL sometimes begin set also
4232 for basevars of SSA_NAMEs.
4233 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
4234 to not expand them twice.
4235 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
4238 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
4240 * common.opt (fcompare-debug=, fcompare-debug-second): New.
4241 (fdump-final-insns=, gtoggle): New.
4242 * doc/invoke.texi: Document them.
4243 * final.c (rest_of_clean_state): Dump final insn stream.
4244 * gcc.c (invoke_as): Hook in -fcompare-debug.
4245 (static_spec_functions): Add compare-debug-dump-opt,
4246 compare-debug-self-opt and compare-debug-auxbase-opt.
4247 (compare_debug, compare_debug_second, compare_debug_opt): New.
4248 (switches_debug_check, n_switches_debug_check): New.
4249 (debug_auxbase_opt, debug_check_temp_file): New.
4250 (process_command): Handle -fno-compare-debug, -fcompare-debug and
4252 (do_self_spec): Handle arguments after switches.
4253 (do_spec_1): Add .gk extension to temp file basenames for compare.
4254 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
4255 (cc1_options): Use it instead of normal auxbase computation for
4256 the second compare-debug compilation.
4257 (compare_files): New.
4258 (main): Set up and implement compare debug mode.
4259 (compare_debug_dump_opt_spec_function): New.
4260 (compare_debug_self_opt_spec_function): New.
4261 (compare_debug_auxbase_opt_spec_function): New.
4262 * toplev.c (process_options): Handle flag_gtoggle,
4263 flag_dump_final_insns.
4264 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
4265 during -fcompare-debug-second compilation.
4267 2009-06-07 Ian Lance Taylor <iant@google.com>
4269 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
4270 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
4272 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
4273 with no default node. Change warning with %H to warning_at.
4274 Don't clear warn_switch around case checking.
4275 * doc/invoke.texi (Warning Options): Clarify distinction between
4276 -Wswitch and -Wswitch-enum.
4278 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4280 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
4282 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4284 * gbl-ctors.h: Add header guard.
4286 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4288 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
4289 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
4290 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
4291 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
4292 prototypes for removed functions.
4293 (expressions_equal_p): Move to ...
4294 * tree-ssa-sccvn.h: ... here and ...
4295 * matrix-reorg.c: ... adjust includes.
4297 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4299 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
4301 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4303 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
4304 (finish_function): Remove erroneous whitespace.
4306 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4308 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
4309 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
4311 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4313 * errors.c (internal_error): Commentary typo fix.
4314 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
4315 * tree-ssa-pre.c: Ditto.
4317 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4319 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
4320 them is supposed to hold actual statements.
4322 2009-06-06 Ian Lance Taylor <iant@google.com>
4324 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
4325 empty statements can now have attributes.
4327 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
4329 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
4330 * config/mips/mips.md: Ditto.
4332 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
4334 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
4336 (__eabi_uconvert): Likewise.
4338 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
4340 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
4341 CFI_* definitions with IN_GCC.
4343 2009-06-05 David Edelsohn <edelsohn@gnu.org>
4345 * xcoffout.h (xcoffout_source_line): Update prototype.
4347 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4349 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
4350 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
4352 2009-06-05 Jakub Jelinek <jakub@redhat.com>
4355 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
4356 inlined_function_outer_scope_p blocks for artificial inlines
4358 * tree.c (tree_nonartificial_location): Rewrite using
4359 block_nonartificial_location.
4361 2009-06-05 Revital Eres <eres@il.ibm.com>
4362 Leehod Baruch <leehod@il.ibm.com>
4364 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
4365 (expand_expr_real_1): Remove comment.
4366 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
4367 Vectorize misaligned access when the target supports it.
4368 (vect_supportable_dr_alignment): Check for unaligned access support.
4369 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
4372 2009-06-05 Julian Brown <julian@codesourcery.com>
4374 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
4375 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
4377 2009-06-05 Richard Guenther <rguenther@suse.de>
4380 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
4383 2009-06-05 Jakub Jelinek <jakub@redhat.com>
4385 * config/s390/s390.c (global_not_special_regno_p): New static inline.
4386 (save_gprs): Don't tell unwinder when a global register is saved.
4387 (s390_emit_epilogue): Emit needed epilogue unwind info.
4389 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
4391 * dwarf2out.c (deferred_asm_name): New.
4392 (add_name_and_src_coords_attributes): Defer creation of
4393 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
4395 (move_linkage_attr): New.
4396 (dwarf2out_finish): Revisit deferrals and emit attributes at the
4399 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
4401 * tree-nested.c (finalize_nesting_tree_1): Declare the
4402 frame_decl in the binding tree.
4404 2009-06-04 Cary Coutant <ccoutant@google.com>
4406 * basic-block.h (struct basic_block_def): Add discriminator field.
4407 * dbxout.c (dbxout_source_line): Add new parameter. Change all
4409 * debug.c (do_nothing_debug_hooks): Add additional entry.
4410 (debug_nothing_int_charstar_int): New function.
4411 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
4412 (debug_nothing_int_charstar_int): New declaration.
4413 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
4414 discriminator value in .loc directive.
4415 * final.c (last_discriminator): New variable.
4416 (discriminator): New variable.
4417 (final_start_function): Initialize above variables, pass current
4418 discriminator to debug hook.
4419 (notice_source_line): Check for discriminator change.
4420 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
4421 * sdbout.c (sdbout_source_line): New parameter.
4422 * tree-cfg.c (struct locus_discrim_map): New structure type.
4423 (discriminator_per_locus): New hash table.
4424 (build_gimple_cfg): Allocate and free discriminator hash table.
4425 (make_edges): Call assign_discriminator.
4426 (locus_map_hash): New function.
4427 (locus_map_eq): New function.
4428 (next_discriminator_for_locus): New function.
4429 (same_line_p): New function.
4430 (assign_discriminator): New function.
4431 (make_cond_expr_edges): Call assign_discriminator.
4432 (make_gimple_switch_edges): Likewise.
4433 (first_non_label_stmt): New function.
4434 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
4436 * xcoffout.c (xcoffout_source_line): Add new parameter.
4438 * configure.ac (gcc_cv_as_discriminator): New configury check for
4439 gas support for discriminator.
4440 * configure: Regenerate.
4441 * config.in: Regenerate.
4443 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4445 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
4446 val after checking for integers.
4448 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
4450 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
4452 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
4453 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
4454 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
4455 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
4456 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
4457 X64_SSE_REGPARM_MAX.
4458 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
4459 X64_SSE_REGPARM_MAX.
4461 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4463 * gcc.c (report_times_to_file): New.
4464 (execute): Implement it.
4465 (process_command): Support -time=.
4466 * doc/invoke.texi: Document it.
4468 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4470 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
4471 that have value exprs.
4473 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4475 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
4476 declarations for constants until...
4477 (dw2_output_indirect_constant_1): ... this point.
4479 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
4482 * arm.md (arm_addsi3): Don't try to split an add with an
4483 eliminable register until after reload has completed.
4485 2009-06-03 Ian Lance Taylor <iant@google.com>
4487 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
4488 * genattrtab.c (write_length_unit_log): Likewise.
4489 * genchecksum.c (dosum): Likewise.
4490 * gengtype.c (write_rtx_next): Likewise.
4491 (finish_root_table, write_roots): Likewise.
4492 * gimple.c (gimple_ops_offset_): Likewise.
4493 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
4494 * config/arc/arc.c (arc_attribute_table): Likewise.
4495 * config/arm/arm.c (arm_attribute_table): Likewise.
4496 * config/avr/avr.c (avr_attribute_table): Likewise.
4497 * config/crx/crx.c (crx_attribute_table): Likewise.
4498 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
4499 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
4500 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
4501 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
4502 * config/sh/sh.c (sh_attribute_table): Likewise.
4503 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
4504 * config/spu/spu.c (spu_attribute_table): Likewise.
4505 * config/v850/v850.c (v850_attribute_table): Likewise.
4507 * config/alpha/alpha.c (vms_attribute_table): Make static.
4508 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
4509 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
4510 * config/mips/mips.c (mips_attribute_table): Likewise.
4512 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
4514 (cc1-checksum.o): Likewise.
4516 2009-06-03 Steve Ellcey <sje@cup.hp.com>
4518 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
4520 2009-06-03 Jakub Jelinek <jakub@redhat.com>
4522 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
4523 insn if it is changing sp. Use gen_add3_insn instead of
4524 conditionally gen_addsi3 and gen_adddi3.
4525 (offset_below_red_zone_p): New static inline function.
4526 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
4527 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
4528 * config/rs6000/ppc-asm.h: Include auto-host.h.
4529 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
4530 CFI_RESTORE): Define.
4531 * config/rs6000/crtresxgpr.asm: Add unwind info.
4532 * config/rs6000/crtresxfpr.asm: Likewise.
4533 * config/rs6000/crtresgpr.asm: Likewise.
4534 * config/rs6000/crtresfpr.asm: Likewise.
4535 * config/rs6000/crtsavgpr.asm: Likewise.
4536 * config/rs6000/crtsavfpr.asm: Likewise.
4538 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
4539 argument of DWARF2_FRAME_REG_OUT macros.
4541 2009-06-03 Julian Brown <julian@codesourcery.com>
4543 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
4544 words or less (including TImode) in core registers.
4546 2009-06-03 Richard Guenther <rguenther@suse.de>
4549 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
4551 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
4553 * statistics.c (statistics_counter_event): Do not record event
4554 in pass dump if its number == -1.
4555 (curr_statistics_hash): Add assert that we never get passes
4556 with static number == -1.
4558 2009-06-03 Richard Guenther <rguenther@suse.de>
4559 Andrey Belevantsev <abel@ispras.ru>
4561 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
4562 non-BLKmode arrays addressable.
4564 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
4566 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
4567 * config/m68k/m68k.h: ... here.
4568 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
4571 2009-06-03 Martin Jambor <mjambor@suse.cz>
4573 PR tree-optimization/40323
4574 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
4577 2009-06-03 Richard Guenther <rguenther@suse.de>
4579 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
4582 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
4584 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
4585 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
4586 JUMP_TABLE_DATA_P where applicable.
4587 * config/sh/sh.c: Ditto.
4588 * config/sh/sh.h: Ditto.
4589 * config/sh/sh.md: Ditto.
4590 * config/sh/symbian.c: Ditto.
4592 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
4594 * config/i386/driver-i386.c (describe_cache): Optimize
4595 concatenation of strings. Use snprintf instead of sprintf.
4596 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
4597 target when not compiling with GCC.
4599 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
4601 * config/sh/sh.c: Revert last change.
4602 (sh_expand_epilogue): Emit a blockage insn before the frame
4603 pointer adjustment unconditionally.
4605 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4607 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
4608 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
4609 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
4610 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
4611 to COLLECT_GCC_OPTIONS.
4613 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4615 * collect2.c (target_system_root): New variable.
4616 (main): Handle --sysroot=.
4617 (ignore_library): Strip the sysroot from the library path.
4619 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4621 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
4622 (collect2.o): Depend on collect2-aix.h.
4623 (collect2-aix.o): New rule.
4624 * collect2-aix.h: New file.
4625 * collect2-aix.c: Likewise.
4626 * collect2.c: Include collect2-aix.h. Don't undefine
4627 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
4628 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
4629 Use TARGET_AIX_VERSION instead of _AIX51.
4630 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
4631 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
4632 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
4633 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
4634 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
4636 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4638 * collect2.c (ignore_library): Avoid premature post-increment
4641 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4643 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
4644 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
4645 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
4646 CROSS_DIRECTORY_STRUCTURE too.
4647 (LINK_LIBG_SPEC): Likewise.
4648 (LIB_SPEC): Add %R to sysroot paths.
4649 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
4650 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
4651 * config/rs6000/aix51.h: As for aix43.h.
4652 * config/rs6000/aix52.h: Likewise.
4653 * config/rs6000/aix53.h: Likewise.
4654 * config/rs6000/aix61.h: Likewise.
4655 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
4656 to the beginning of sysroot paths.
4658 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4660 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
4661 INSN_LISTs that are out of the REG_NOTE range.
4663 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4665 * loop-unroll.c (struct iv_to_split): Add pointer to next.
4666 (struct var_to_expand): Likewise.
4667 (struct opt_info): Add head and tail for linked lists of the above.
4668 (analyze_insn_to_expand_var): Initialize next.
4669 (analyze_iv_to_split_insn): Likewise.
4670 (analyze_insns_in_loop): Create linked lists.
4671 (allocate_basic_variable): Simplify for use without hash table.
4672 (insert_var_expansion_initialization): Likewise, make it type-safer.
4673 (combine_var_copies_in_loop_exit): Likewise.
4674 (apply_opt_in_copies): Walk lists rather than hash tables.
4675 (release_var_copies): Simplified and inlined by hand into...
4676 (free_opt_info): ... this function.
4678 2009-06-02 Richard Guenther <rguenther@suse.de>
4680 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
4683 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4685 * cfgexpand.c (gimple_expand_cfg): Discard the source location
4686 only for builtins that are not overridden.
4688 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4690 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
4693 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4695 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
4697 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4699 * combine.c (move_deaths): Compare LUIDs within the same BB only.
4701 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4703 * common.opt (fdump-unnumbered-links): New.
4704 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
4705 * print-rtl.c (flag_dump_unnumbered_links): New.
4706 (print_rtx): Test it.
4708 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
4710 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
4711 push/pop multiple to 8-byte alignment.
4713 2009-06-01 Jakub Jelinek <jakub@redhat.com>
4715 * config/i386/i386.c (queued_cfa_restores): New static variable.
4716 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
4718 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
4719 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
4720 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
4721 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
4722 note unconditionally.
4723 (ix86_emit_restore_regs_using_mov): Likewise.
4724 (ix86_emit_restore_sse_regs_using_mov): Likewise.
4725 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
4726 it through to ix86_emit_restore_reg_using_pop.
4727 (ix86_emit_leave): Add RED_OFFSET argument. Call
4728 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
4729 instead of adding REG_CFA_OFFSET note unconditionally.
4730 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
4731 the above functions. Call ix86_add_queued_cfa_restore_notes when
4734 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
4735 force output of the label even for dwarf2out_do_cfi_asm.
4736 (add_fde_cfi): If -g2 and above and cfi might change CFA,
4737 force creation of CFI label and chain DW_CFA_set_loc jumping to it
4738 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
4740 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
4741 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
4742 dwarf2out_cfi_label callers.
4743 * tree.h (dwarf2out_cfi_label): Adjust prototype.
4744 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
4745 Adjust dwarf2out_cfi_label callers.
4746 * config/vax/vax.c (vax_output_function_prologue): Likewise.
4748 * config/i386/i386.h (struct machine_cfa_state,
4749 struct machine_function): Guard with ifndef USED_FOR_TARGET
4750 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
4753 * emutls.c (__emutls_get_address): Change arr->size to mean number
4754 of allocated arr->data entries instead of # of slots + 1.
4757 * recog.c (peep2_reinit_state): New function.
4758 (peephole2_init_state): Use it at the end of a basic block and also
4759 when seeing a RTX_FRAME_RELATED_P insn.
4761 2009-06-01 Steve Ellcey <sje@cup.hp.com>
4763 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
4764 fixuns_truncrfdi2): New.
4765 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
4766 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
4767 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
4768 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
4769 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
4770 *recip_approx): Remove.
4771 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
4772 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
4773 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
4775 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
4778 2009-06-01 Ian Lance Taylor <iant@google.com>
4780 * attribs.c (register_attribute): Use CONST_CAST.
4781 * collect2.c (main): Use CONST_CAST2.
4782 (scan_prog_file): Likewise.
4783 * gcc.c (process_command, main): Likewise.
4784 * toplev.c (toplev_main): Likewise.
4786 * c-typeck.c (handle_warn_cast_qual): New static function,
4787 partially broken out of build_c_cast.
4788 (build_c_cast): Call handle_warn_cast_qual.
4789 * doc/invoke.texi (Warning Options): Document new effect of
4792 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
4794 * diagnostic.c (diagnostic_build_prefix): Always print columns.
4795 (diagnostic_report_current_module): Print columns.
4796 * common.opt (flag_show_column): Enable by default.
4798 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
4800 * alias.c (find_base_term): Check for NULL term before returning.
4802 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
4804 Revert due to PR40320:
4805 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
4806 * calls.c (emit_library_call_value_1): Don't force_operand for move
4809 2009-06-01 Olivier Hainque <hainque@adacore.com>
4810 Eric Botcazou <ebotcazou@adacore.com>
4812 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
4813 to be processed as a bitfield for constructor output purposes.
4814 * output.h (initializer_constant_valid_for_bitfield_p): Declare
4816 * varasm.c (oc_local_state): New type, output_constructor
4817 local state to support communication with helpers.
4818 (oc_outer_state): New type, output_constructor outer state of
4819 relevance in recursive calls.
4820 (output_constructor_array_range): New output_constructor helper,
4821 extracted code for an array range element.
4822 (output_constructor_regular_field): New output_constructor helper,
4823 extracted code for an element that is not a bitfield.
4824 (output_constructor_bitfield): New output_constructor helper,
4825 extracted code for a bitfield element. Accept an OUTER state
4826 argument for recursive processing. Recurse on record or array
4827 CONSTRUCTOR values, possibly past noop conversions.
4828 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
4829 VALUE is a valid constant-valued expression for use in a static
4830 bit-field initializer.
4831 (output_constructor): Rework to use helpers. Accept and honor an
4832 OUTER state argument for recursive calls. Return total size. Be
4833 prepared for nested constructors initializing bitfields.
4834 (output_constant): Feed OUTER in calls to output_constructor.
4836 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
4838 * calls.c (emit_library_call_value_1): Don't force_operand for move
4841 2009-06-01 Nick Clifton <nickc@redhat.com>
4843 * doc/invoke.texi (IA-64 Options): Fix typo.
4845 2009-06-01 Ira Rosen <irar@il.ibm.com>
4847 PR tree-optimization/39129
4848 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
4850 (vect_do_peeling_for_loop_bound): Use
4851 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
4852 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
4853 (vect_loop_versioning): Likewise.
4854 (vect_create_cond_for_alias_checks): Fix indentation.
4855 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
4857 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
4858 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
4859 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
4860 "control flow in loop".
4861 (vect_estimate_min_profitable_iters): Use
4862 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
4863 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
4864 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
4865 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
4866 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
4867 statement belongs to a group of strided accesses with the exact code
4869 (vectorizable_load): Likewise.
4870 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
4871 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
4873 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
4875 * config/freebsd-stdint.h: New file.
4876 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
4877 Add freebsd-stdint.h to tm_file.
4879 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
4881 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
4882 (thumb2_extendhidi2): Likewise.
4884 2009-05-31 Ian Lance Taylor <iant@google.com>
4886 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
4888 2009-05-31 Ian Lance Taylor <iant@google.com>
4890 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
4891 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
4892 (ipa-reference.o): Depend upon gt-ipa-reference.h.
4894 2009-05-31 Jason Merrill <jason@redhat.com>
4896 * tree-pretty-print.c (print_call_name): Take the callee, not the
4897 call itself. Make non-static. Use dump_function_name for functions.
4898 (dump_generic_node): Adjust.
4899 * diagnostic.h: Declare print_call_name.
4900 * gimple-pretty-print.c (dump_gimple_call): Use it.
4902 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
4904 * config/sh/sh.md (ashldi3_std): New define_expand.
4907 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
4910 * config/sh/sh.c: Include debug.h.
4911 (sh_expand_epilogue): Emit a blockage insn before the frame
4912 pointer adjustment also when dwarf2out_do_frame returns true.
4914 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
4916 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
4917 (thumb2_extendqidi2): New pattern.
4919 2009-05-31 Ira Rosen <irar@il.ibm.com>
4921 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
4922 mark phis for renaming.
4923 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
4924 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
4925 Call mark_sym_for_renaming.
4926 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
4927 * tree-vect-loop.c (vect_transform_loop): Remove
4928 vect_memsyms_to_rename initialization and a call to
4929 mark_set_for_renaming.
4931 2009-05-31 Jakub Jelinek <jakub@redhat.com>
4934 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
4935 frame related even if !set_cfa && style < 0.
4937 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
4939 * config/i386/mingw-tls.c: New file.
4940 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
4941 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
4942 defining _WIN32 but not __CYGWIN__.
4944 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4946 * configure.ac: Add MPC support.
4948 * config.in, configure: Regenerate.
4950 2009-05-29 Richard Henderson <rth@redhat.com>
4952 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
4953 NOTE_INSN_BASIC_BLOCK.
4954 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
4955 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
4956 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
4958 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
4960 (add_cfi): Disable check redefining cfa away from drap.
4961 (lookup_cfa_1): Add remember argument; handle remember/restore.
4962 (lookup_cfa): Pass remember argument.
4963 (cfa_remember): New.
4964 (compute_barrier_args_size_1): Remove sibcall check.
4965 (dwarf2out_frame_debug_def_cfa): New.
4966 (dwarf2out_frame_debug_adjust_cfa): New.
4967 (dwarf2out_frame_debug_cfa_offset): New.
4968 (dwarf2out_frame_debug_cfa_register): New.
4969 (dwarf2out_frame_debug_cfa_restore): New.
4970 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
4971 (dwarf2out_begin_epilogue): New.
4972 (dwarf2out_frame_debug_restore_state): New.
4973 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
4974 DW_CFA_restore_state.
4975 (output_cfi_directive): Likewise.
4976 (convert_cfa_to_fb_loc_list): Likewise.
4977 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
4978 * dwarf2out.h: Update.
4979 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
4980 (copy_insn_1): Early out for null.
4981 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
4982 and dwarf2out_frame_debug_restore_state.
4983 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
4984 (prologue_insn_hash, epilogue_insn_hash): New.
4985 (free_after_compilation): Adjust freeing accordingly.
4986 (record_insns): Create hash table if needed; push insns into
4987 hash instead of array.
4988 (maybe_copy_epilogue_insn): New.
4989 (contains): Search hash table instead of array.
4990 (sibcall_epilogue_contains): Remove.
4991 (thread_prologue_and_epilogue_insns): Split eh_return insns
4992 and mark them as epilogues.
4993 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
4994 scanning in terms of basic blocks.
4995 * insn-notes.def (CFA_RESTORE_STATE): New.
4996 * jump.c (returnjump_p_1): Accept EH_RETURN.
4997 (eh_returnjump_p_1, eh_returnjump_p): New.
4998 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
4999 CFA_REGISTER, CFA_RESTORE): New.
5000 * rtl.def (EH_RETURN): New.
5001 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
5003 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
5004 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
5006 * config/i386/i386.c (gen_push): Update cfa state.
5007 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
5008 add a CFA_ADJUST_CFA note.
5009 (ix86_dwarf_handle_frame_unspec): Remove.
5010 (ix86_expand_prologue): Update cfa state.
5011 (ix86_emit_restore_reg_using_pop): New.
5012 (ix86_emit_restore_regs_using_pop): New.
5013 (ix86_emit_leave): New.
5014 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
5015 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
5016 * config/i386/i386.h (struct machine_cfa_state): New.
5017 (ix86_cfa_state): New.
5018 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
5019 (eh_return_internal): Merge from eh_return_<mode>,
5020 use eh_return rtx, split w/ epilogue.
5022 2009-05-29 Ian Lance Taylor <iant@google.com>
5024 * builtins.c (validate_gimple_arglist): Don't use va_arg with
5026 * calls.c (emit_library_call_value_1): Likewise.
5028 * c-typeck.c (c_build_va_arg): New function.
5029 * c-tree.h (c_build_va_arg): Declare.
5030 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
5031 instead of build_va_arg.
5033 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
5035 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
5036 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
5037 (ptr_difference_cost): Use affine combinations to compute it.
5038 (difference_cost): Likewise.
5039 (get_computation_cost_at): Compute more accurate cost for addresses
5040 if the ratio is a multiplier allowed in addresses.
5041 For non-addresses, consider that an additional offset or symbol is
5044 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5046 * config/i386/i386.c (ix86_decompose_address): Avoid useless
5047 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
5049 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
5050 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
5051 (prefix_rex): For UNIT_MMX don't imply the prefix by default
5053 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
5054 to 1 for TYPE_SSE{IADD1,CVT1}.
5055 (prefix_vex_imm8): Removed.
5056 (length_vex): Only pass 1 as second argument to
5057 ix86_attr_length_vex_default if prefix_extra is 0.
5058 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
5059 (length): For prefix vex computation use length_immediate
5060 attribute instead of prefix_vex_imm8.
5061 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
5062 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
5063 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
5064 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
5065 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
5066 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
5067 a space in between the operands.
5068 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
5069 if one operand is 0xff and the other one si, di, bp or sp.
5070 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
5071 other one si, di, bp or sp.
5072 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
5073 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
5074 type and mode attributes.
5075 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
5076 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
5077 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
5078 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
5079 prefix_data16 attribute iff MODE_DF.
5080 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
5081 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
5082 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
5083 constm128_operand in length_immediate computation.
5084 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
5085 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
5086 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
5087 length_immediate attribute to 1.
5088 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
5089 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
5090 for certain alternatives.
5091 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
5092 prefix_data16 attribute if MODE_V1DF.
5093 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
5094 length_immediate to 1.
5095 (set_got_rex64, set_rip_rex64): Remove length attribute, set
5096 length_address to 4, set mode attribute to MODE_DI.
5097 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
5098 (fxam<mode>2_i387): Set length attribute to 4.
5099 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
5100 *prefetch_3dnow_rex): Override length_address attribute.
5101 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
5103 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
5104 (constm128_operand): Removed.
5105 * config/i386/i386.c (memory_address_length): For
5106 disp && !index && !base in 64-bit mode account for SIB byte if
5107 print_operand_address can't optimize disp32 into disp32(%rip)
5108 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
5109 for fs: or gs: segment.
5110 (ix86_attr_length_immediate_default): When checking if shortform
5111 is possible, truncate immediate to the length of the non-shortened
5113 (ix86_attr_length_address_default): Ignore MEM_P operands
5115 (ix86_attr_length_vex_default): Only check for DImode on
5116 GENERAL_REG_P operands.
5117 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
5118 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
5119 (sse_cvttps2pi): Clear prefix_rep attribute.
5120 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
5122 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
5123 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
5124 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
5125 iff operand 2 is const_int_operand.
5126 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
5127 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
5128 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
5130 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
5132 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
5133 prefix_data16 attribute for movlpd and movhpd instructions.
5134 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
5135 length_immediate for shufpd instruction.
5136 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
5137 (avx_cmpp<avxmodesuffixf2c><mode>3,
5138 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
5139 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
5140 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
5141 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
5142 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
5143 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
5144 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
5145 prefix_data16 attribute for the first alternative to 1.
5146 (*avx_loadlps): Override length_immediate for the first alternative.
5147 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
5148 attributes for second alternative.
5149 (*vec_concatv2sf_sse4_1): Override length_immediate and
5150 prefix_data16 attributes for second alternative.
5151 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
5152 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
5153 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
5154 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
5155 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
5156 prefix_data16 and length_immediate to 1.
5157 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
5159 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
5160 prefix_extra attribute for variants that don't have 0f prefix alone.
5161 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
5162 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
5163 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
5164 *sse4_1_pextrd): Set length_immediate to 1.
5165 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
5166 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
5168 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
5169 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
5170 length_immediate to 1 for second alternative.
5171 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
5172 prefix_extra and length_immediate attributes for the first
5174 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
5176 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
5177 to 1 for the first and third alternative.
5178 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
5180 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
5182 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
5184 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
5185 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
5186 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
5187 *avx_psign<mode>3): Set prefix_extra attribute to 1.
5188 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
5189 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
5190 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
5191 ssse3_psign<mode>3): Override prefix_rex attribute.
5192 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
5193 (ssse3_palignrti): Override length_immediate to 1.
5194 (ssse3_palignrdi): Override length_immediate to 1, override
5195 prefix_rex attribute.
5196 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
5197 (sse4a_extrqi): Override length_immediate to 2.
5198 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
5199 (sse4a_insertq): Override prefix_data16 to 0.
5200 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
5201 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
5202 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
5203 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
5204 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
5205 and length_immediate to 1.
5206 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
5207 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
5208 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
5209 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
5210 and length_immediate to 1.
5211 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
5212 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
5213 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
5214 avx_ptest256): Override prefix_extra to 1.
5215 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
5216 Override prefix_data16 and length_immediate to 1.
5217 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
5218 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
5219 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
5220 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
5221 prefix_data16 to 0 and prefix_extra to 2.
5222 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
5223 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
5225 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
5226 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
5227 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
5228 and prefix_extra to 2.
5229 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
5230 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
5231 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
5232 avx_vpermilvar<mode>3,
5233 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
5234 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
5235 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
5236 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
5237 Override prefix_extra to 1.
5238 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
5239 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
5240 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
5241 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
5242 prefix_extra and length_immediate to 1.
5243 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
5245 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
5246 to 1 for the first alternative.
5247 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
5248 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
5250 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
5251 *movv2sf_internal_avx, *movv2sf_internal): Override
5252 prefix_rep attribute for certain alternatives.
5253 (*mov<mode>_internal): Override prefix_rep or prefix_data16
5254 attributes for certain alternatives.
5255 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
5256 attributes for certain alternatives.
5257 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
5258 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
5259 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
5260 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
5261 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
5262 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
5263 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
5264 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
5265 length_immediate to 1 if operand 2 is const_int_operand.
5266 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
5267 *vec_extractv2si_1): Set length_immediate attribute to 1.
5268 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
5269 using old 3DNOW insn rather than SSE/3DNOW_A.
5270 (mmx_emms, mmx_femms): Clear modrm attribute.
5272 2009-05-29 Martin Jambor <mjambor@suse.cz>
5274 * tree-sra.c: New implementation of SRA.
5276 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
5277 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
5278 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
5279 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
5280 (SRA_MAX_STRUCTURE_COUNT): Removed.
5281 (SRA_FIELD_STRUCTURE_RATIO): Removed.
5282 * doc/invoke.texi (sra-max-structure-size): Removed.
5283 (sra-field-structure-ratio): Removed.
5285 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5288 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
5291 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
5293 PR rtl-optimization/40101
5294 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
5295 seqno. Adjust comment.
5296 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
5297 inserting bookkeeping before a jump, the jump is not scheduled.
5298 When no positive seqno found, provide a value. Add comment.
5300 2009-05-29 Richard Guenther <rguenther@suse.de>
5302 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
5303 short-cutting on the first component.
5305 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5308 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
5309 for trees other than decls/types.
5311 2009-05-29 Richard Guenther <rguenther@suse.de>
5313 * tree-ssa-operands.c (get_expr_operands): Do not handle
5314 INDIRECT_REFs in the handled-component case. Remove
5315 unused get_ref_base_and_extent case.
5316 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
5317 tree_low_cst and host_integerp where possible.
5318 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
5319 codes for equivalence.
5320 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
5322 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
5324 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
5325 to tmake_file for i[34567]86-*-cygwin*.
5327 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5330 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
5331 (altivec_categorize_keyword, init_vector_keywords,
5332 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
5335 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
5337 * tree.c (handle_dll_attribute): Check if node is
5338 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
5340 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
5342 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
5344 (thumb2_zero_extendqidi2): Likewise.
5346 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
5348 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
5349 instead of gen_movrt.
5350 * config/sh/sh.md (movrt): Remove.
5352 2009-05-28 Steve Ellcey <sje@cup.hp.com>
5354 * doc/invoke.texi (IA-64 Options):
5355 Add -msdata, -mfused-madd, -mno-inline-float-divide,
5356 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
5357 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
5358 -msched-prefer-non-control-spec-insns,
5359 -msched-stop-bits-after-every-cycle,
5360 -msched-count-spec-in-critical-path,
5361 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
5362 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
5363 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
5364 and -msched-spec-verbose.
5366 2009-05-28 Joseph Myers <joseph@codesourcery.com>
5368 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
5369 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
5371 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
5373 2009-05-28 Richard Guenther <rguenther@suse.de>
5375 * tree-ssa-alias.c (ao_ref_init): New function.
5376 (ao_ref_base): Likewise.
5377 (ao_ref_base_alias_set): Likewise.
5378 (ao_ref_alias_set): Likewise.
5379 (refs_may_alias_p_1): Change signature.
5380 (refs_may_alias_p): Adjust.
5381 (refs_anti_dependent_p): Likewise.
5382 (refs_output_dependent_p): Likewise.
5383 (call_may_clobber_ref_p_1): Change signature.
5384 (call_may_clobber_ref_p): Adjust.
5385 (stmt_may_clobber_ref_p_1): New function split out from ...
5386 (stmt_may_clobber_ref_p): ... here.
5387 (maybe_skip_until): Adjust signature.
5388 (get_continuation_for_phi): Likewise.
5389 (walk_non_aliased_vuses): Likewise.
5390 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
5391 (ao_ref_init): Declare.
5392 (ao_ref_base): Likewise.
5393 (ao_ref_alias_set): Likewise.
5394 (stmt_may_clobber_ref_p_1): Likewise.
5395 (walk_non_aliased_vuses): Adjust.
5396 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
5397 (get_ref_from_reference_ops): remove.
5398 (vn_reference_lookup_2): Adjust signature.
5399 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
5400 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
5401 (vn_reference_lookup): Adjust.
5402 (vn_reference_insert): Likewise.
5403 (vn_reference_insert_pieces): Adjust signature.
5404 (visit_reference_op_call): Adjust.
5405 * tree-ssa-pre.c (get_expr_type): Simplify.
5406 (phi_translate_1): Adjust.
5407 (compute_avail): Likewise.
5408 (translate_vuse_through_block): Do not re-build trees.
5409 (value_dies_in_block_x): Likewise.
5410 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
5412 (vn_reference_lookup_pieces): Adjust declaration.
5413 (vn_reference_insert_pieces): Likewise.
5415 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
5417 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
5418 with checking disabled.
5420 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
5424 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
5425 macro definition for support of three-operand format aligned
5426 .comm directive in assembler on cygwin/pe/mingw target OS.
5427 * configure: Regenerate.
5428 * config.h: Regenerate.
5430 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
5431 aligned form of .comm directive if -mpe-aligned-commons is in effect.
5432 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
5434 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
5435 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
5437 2009-05-28 Ira Rosen <irar@il.ibm.com>
5439 PR tree-optimization/40254
5440 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
5441 in analysis of basic blocks.
5443 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
5446 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
5447 * target-def.h (TARGET_CONST_ANCHOR): New macro.
5448 (TARGET_INITIALIZER): Use it.
5449 * cse.c (CHEAPER): Move it up to the other macros.
5450 (insert): Rename this ...
5451 (insert_with_costs): ... to this. Add cost parameters. Update
5453 (insert): New function. Call insert_with_costs.
5454 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
5455 find_reg_offset_for_const, try_const_anchors): New functions.
5456 (cse_insn): Call try_const_anchors. Adjust cost of src_related
5457 when using a const-anchor. Call insert_const_anchors.
5458 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
5459 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
5461 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
5463 * tree-inline.c (remap_decls): Enable nonlocalized variables
5464 when not optimizing.
5466 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
5468 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
5469 Simplify other tests involving optimize.
5471 2009-05-27 Tom Tromey <tromey@redhat.com>
5473 * unwind-dw2.c (_Unwind_DebugHook): New function.
5474 (uw_install_context): Call _Unwind_DebugHook.
5476 2009-05-27 Tom Tromey <tromey@redhat.com>
5478 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
5480 2009-05-27 Ian Lance Taylor <iant@google.com>
5482 * Makefile.in (LINKER, LINKER_FLAGS): Define.
5483 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
5484 (ALL_LINKERFLAGS): Define.
5485 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
5486 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
5487 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
5488 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
5489 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
5490 $(LINKER_FOR_BUILD).
5491 (build/gcov-iov$(build_exeext)): Likewise.
5493 2009-05-27 Julian Brown <julian@codesourcery.com>
5495 * gcse.c (target.h): Include.
5496 (can_assign_to_reg_without_clobbers_p): Check that the target allows
5497 copy of argument to a pseudo register.
5499 2009-05-27 Diego Novillo <dnovillo@google.com>
5501 * tree-ssa-live.c (dump_scope_block): Document arguments.
5502 (dump_scope_blocks): Document.
5503 (debug_scope_blocks): New.
5504 * tree-flow.h (debug_scope_blocks): Declare.
5506 2009-05-21 Denis Chertykov <denisc@overta.ru>
5508 * doc/contrib.texi (Contributors): Add myself to the list.
5510 2009-05-27 Olivier Hainque <hainque@adacore.com>
5512 * expr.c (target_align): New function. Alignment the TARGET of an
5513 assignment may be assume to have.
5514 (highest_pow2_factor_for_target): Use it instead of relying on
5515 immediate tree attributes of TARGET, not necessarily honored when
5516 intermediate bitfields are involved.
5518 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
5521 * config/i386/driver-i386.c (host_detect_local_cpu): Support
5522 AVX, SSE4, AES, PCLMUL and POPCNT.
5524 2009-05-27 Diego Novillo <dnovillo@google.com>
5526 * tree-pretty-print.c (dump_location): New.
5527 (dump_generic_node): Call it.
5528 Factor code to handle BLOCK nodes ...
5529 (dump_block_node): ... here.
5531 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
5533 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
5535 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
5537 * gcc-plugin.h: Include config.h and system.h.
5538 (IN_GCC): Define if not defined.
5540 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
5543 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
5546 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
5548 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
5550 * config/m32r/m32r.h: Ditto.
5551 * config/m32r/m32r.md: Ditto.
5552 * config/m32r/predicates.md: Ditto.
5554 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
5556 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
5558 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
5561 (Loading plugins): typo.
5562 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
5563 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
5564 (Interacting with the GCC Garbage Collector): Added new section.
5565 (Giving information about a plugin): Added new section for
5567 * ggc.h (ggc_register_root_tab): Added declaration.
5568 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
5569 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
5570 (register_callback): Improved comment in declaration.
5571 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
5572 (extra_root_vec) Added static variable for dynamic roots registration.
5573 (ggc_register_root_tab) Added new routine.
5574 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
5575 PLUGIN_GGC_MARKING event.
5576 * ggc-zone.c: Include plugin.h.
5577 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
5578 * ggc-page.c: Include plugin.h.
5579 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
5580 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
5581 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
5582 (register_callback): check lack of callbacks for
5583 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
5584 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
5585 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
5586 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
5587 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
5588 dependency on plugin.h.
5589 (plugin.o): Added dependency on ggc.h...
5591 2009-05-26 Richard Guenther <rguenther@suse.de>
5595 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
5596 with mismatched comparison modes.
5598 * expr.c (expand_expr_real_1): Expand the operand of a
5599 VIEW_CONVERT_EXPR in its natural mode.
5601 2009-05-26 Ian Lance Taylor <iant@google.com>
5603 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
5604 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
5605 (ALL_COMPILERFLAGS): Define.
5606 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
5607 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
5608 (collect2$(exeext), collect2.o): Likewise.
5609 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
5610 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
5611 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
5612 (libbackend.o, intl.o, cppdefault.o): Likewise.
5613 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
5614 (build/%.o): Use $(COMPILER_FOR_BUILD).
5615 (build/gen%$(build_exeext)): Likewise.
5616 (build/gcov-iov$(build_exeext)): LIkewise.
5617 * config/t-darwin (darwin.o): Use $(COMPILER).
5618 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
5619 * config/t-sol2 (sol2-c.o): Likewise.
5621 * config/t-vxworks (vxworks.o): Likewise.
5622 * config/x-darwin (host-darwin.o): Likewise.
5623 * config/x-hpux (host-hpux.o): Likewise.
5624 * config/x-linux (host-linux.o): Likewise.
5625 * config/x-solaris (host-solaris.o): Likewise.
5626 * config/alpha/x-alpha (driver-alpha.o): Likewise.
5627 * config/arm/t-arm (arm-c.o): Likewise.
5628 * config/arm/t-pe (pe.o): Likewise.
5629 * config/arm/t-wince-pe (pe.o): Likewise.
5630 * config/i386/t-cygming (winnt.o): Likewise.
5631 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
5632 * config/i386/t-cygwin (cygwin1.o): Likewise.
5633 (cygwin2.o): Likewise.
5634 * config/i386/t-i386 (i386-c.o): Likewise.
5635 * config/i386/t-interix (winnt.o): Likewise.
5636 * config/i386/t-netware (netware.o): Likewise.
5637 * config/i386/t-nwld (nwld.o): Likewise.
5638 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
5639 * config/i386/x-i386 (driver-i386.o): Likewise.
5640 * config/i386/x-cygwin (host-cygwin.o): Likewise.
5641 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
5642 * config/ia64/t-ia64 (ia64-c.o): Likewise.
5643 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
5644 * config/mips/x-native (driver-native.o): Likewise.
5645 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
5646 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
5647 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
5648 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
5649 * config/score/t-score-elf (score7.o): Likewise.
5650 (score3.o): Likewise.
5651 * config/sh/t-sh (sh-c.o): Likewise.
5652 * config/sh/t-symbian (sh-c.o): Likewise.
5653 (symbian.o): Likewise.
5654 * config/spu/t-spu-elf (spu-c.o): Likewise.
5655 * config/v850/t-v850 (v850-c.o): Likewise.
5656 * config/v850/t-v850e (v850-c.o): Likewise.
5658 2009-05-26 Richard Guenther <rguenther@suse.de>
5660 PR tree-optimization/40122
5661 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
5662 VECTOR_CSTs if possible.
5663 (fold_gimple_assign): Likewise.
5665 2009-05-26 Richard Guenther <rguenther@suse.de>
5668 * fold-const.c (fold_binary): Use the correct types for building
5671 2009-05-26 Richard Guenther <rguenther@suse.de>
5673 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
5674 redundant calls to merge_alias_info.
5675 (bump_vector_ptr): Likewise.
5676 * tree-ssa-copy.c (merge_alias_info): Remove.
5677 (replace_exp_1): Remove call to merge_alias_info.
5678 (propagate_tree_value): Likewise.
5679 (fini_copy_prop): Propagate points-to info.
5680 * tree-flow.h (merge_alias_info): Remove.
5682 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
5684 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
5686 2009-05-25 Jan Hubicka <jh@suse.cz>
5688 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
5689 * cgraph.h (struct inline_summary): New filed self_wize,
5690 size_inlining_benefit, self_time and time_inlining_benefit.
5691 (struct cgraph_global_info): Replace insns by time ans size fields.
5692 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
5693 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
5694 (ipcp_update_callgraph): Do not touch function bodies.
5695 * ipa-inline.c: Include except.h
5696 (MAX_TIME): New constant.
5697 (overall_insns): Remove.
5699 (overall_size, max_benefit): New static variables.
5700 (cgraph_estimate_time_after_inlining): New function.
5701 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
5702 (cgraph_clone_inlined_nodes): Update size.
5703 (cgraph_mark_inline_edge): Update size.
5704 (cgraph_estimate_growth): Use size info.
5705 (cgraph_check_inline_limits): Check size.
5706 (cgraph_default_inline_p): Likewise.
5707 (cgraph_edge_badness): Compute badness based on benefit and size cost.
5708 (cgraph_decide_recursive_inlining): Check size.
5709 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
5711 (cgraph_decide_inlining): Likewise.
5712 (cgraph_decide_inlining_incrementally): Likewise; honor
5713 PARAM_EARLY_INLINING_INSNS.
5714 (likely_eliminated_by_inlining_p): New predicate.
5715 (estimate_function_body_sizes): New function.
5716 (compute_inline_parameters): Use it.
5717 * except.c (must_not_throw_labels): New function.
5718 * except.h (must_not_throw_labels): Declare.
5719 * tree-inline.c (init_inline_once): Kill inlining_weigths
5720 * tree-ssa-structalias.c: Avoid uninitialized warning.
5721 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
5722 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
5723 (PARAM_INLINE_CALL_COST): Remove.
5724 (PARAM_EARLY_INLINING_INSNS): New.
5726 2009-05-25 Richard Guenther <rguenther@suse.de>
5728 PR tree-optimization/36327
5729 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
5730 callback for reference translation or lookup at the point of may-defs.
5731 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
5732 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
5733 for union COMPONENT_REFs.
5734 (vn_reference_lookup_3): New callback. Lookup from memset
5735 and CONSTRUCTOR assignment, translate through struct copies.
5736 (vn_reference_lookup_pieces): Make sure to not free the
5737 passed operands array. Adjust walk_non_aliased_vuses call.
5738 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
5739 make sure we do not leak memory.
5741 2009-05-25 Richard Guenther <rguenther@suse.de>
5743 * tree-ssa-alias.h (dump_points_to_solution): Declare.
5744 * tree-inline.c (expand_call_inline): Reset the escaped and
5746 * tree-ssa-structalias.c (pass_build_ealias): New.
5747 * tree-pass.h (pass_build_ealias): Declare.
5748 * passes.c (init_optimization_passes): Add PTA during
5749 early optimizations.
5750 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
5751 and CALLUSED solutions.
5752 (dump_points_to_solution): New function, split out from ...
5753 (dump_points_to_info_for): ... here.
5754 * tree-parloops.c (parallelize_loops): Reset the escaped and
5757 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5760 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
5761 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
5763 2009-05-25 Ira Rosen <irar@il.ibm.com>
5765 PR tree-optimization/40238
5766 * tree-vect-stmts.c (vect_init_vector): Insert initialization
5767 statements after basic block's labels.
5768 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
5769 to free the allocated memory.
5771 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
5773 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
5774 return address with a USE.
5776 2009-05-24 Richard Guenther <rguenther@suse.de>
5779 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
5780 array type from the main variant of the inner type.
5782 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
5784 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
5785 definition to bool (from int) to un-break build.
5786 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
5788 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
5790 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
5791 discard_stmt_changes): Delete.
5792 * tree-ssa-operands.c (scb_stack): Delete.
5793 (init_ssa_operands): Do not initialize it.
5794 (fini_ssa_operands): Do not free it.
5795 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
5797 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
5798 update_stmt, remove the others. Fix comments.
5799 * tree-dfa.c (optimize_stack_restore): Likewise.
5800 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
5801 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
5802 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
5803 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
5805 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
5806 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
5807 (dom_opt_finalize_block): Likewise, adjusting access to
5809 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
5810 (stmts_to_rescan): Change item type to gimple.
5811 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
5813 2009-05-24 Ira Rosen <irar@il.ibm.com>
5815 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
5816 * tree-pass.h (pass_slp_vectorize): New pass.
5817 * params.h (SLP_MAX_INSNS_IN_BB): Define.
5818 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
5819 * tree-vectorizer.c (timevar.h): Include.
5820 (user_vect_verbosity_level): Declare.
5821 (vect_location): Fix comment.
5822 (vect_set_verbosity_level): Update user_vect_verbosity_level
5823 instead of vect_verbosity_level.
5824 (vect_set_dump_settings): Add an argument. Ignore user defined
5825 verbosity if dump flags require higher level of verbosity. Print to
5826 stderr only for loop vectorization.
5827 (vectorize_loops): Update call to vect_set_dump_settings.
5828 (execute_vect_slp): New function.
5829 (gate_vect_slp): Likewise.
5830 (struct gimple_opt_pass pass_slp_vectorize): New.
5831 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
5833 (vec_info_for_bb): New function.
5834 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
5835 (VECTORIZATION_ENABLED): New macro.
5836 (SLP_ENABLED, SLP_DISABLED): Likewise.
5837 (vect_is_simple_use): Add bb_vec_info argument.
5838 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
5839 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
5840 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
5841 vect_schedule_slp, vect_analyze_slp): Likewise.
5842 (vect_analyze_stmt): Add slp_tree argument.
5843 (find_bb_location): Declare.
5844 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
5845 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
5846 (vect_analyze_loop_operations, vect_analyze_loop,
5847 get_initial_def_for_induction, vect_create_epilog_for_reduction,
5848 vect_finalize_reduction, vectorizable_reduction,
5849 vectorizable_live_operation, vect_transform_loop): Likewise.
5850 * tree-data-ref.c (dr_analyze_innermost): Update comment,
5851 skip evolution analysis if analyzing a basic block.
5852 (dr_analyze_indices): Likewise.
5853 (initialize_data_dependence_relation): Skip the test whether the
5854 object is invariant for basic blocks.
5855 (compute_all_dependences): Skip dependence analysis for data
5856 references in basic blocks.
5857 (find_data_references_in_stmt): Don't fail in case of invariant
5858 access in basic block.
5859 (find_data_references_in_bb): New function.
5860 (find_data_references_in_loop): Move code to
5861 find_data_references_in_bb and add a call to it.
5862 (compute_data_dependences_for_bb): New function.
5863 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
5864 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
5866 (vect_analyze_data_ref_dependence): Check for interleaving in case of
5867 unknown dependence in basic block and fail in case of dependence in
5869 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
5870 dependence instances from either loop or basic block vectorization
5872 (vect_compute_data_ref_alignment): Check if it is loop vectorization
5873 before calling nested_in_vect_loop_p.
5874 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
5875 dependence instances from either loop or basic block vectorization
5877 (vect_verify_datarefs_alignment): Likewise.
5878 (vect_enhance_data_refs_alignment): Adjust function calls.
5879 (vect_analyze_data_refs_alignment): Likewise.
5880 (vect_analyze_group_access): Fix printing. Skip different checks if
5881 DR_STEP is 0. Keep strided stores either in loop or basic block
5882 vectorization data structure. Fix indentation.
5883 (vect_analyze_data_ref_access): Fix comments, allow zero step in
5885 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
5886 dependence instances from either loop or basic block vectorization
5888 (vect_analyze_data_refs): Update comment. Call
5889 compute_data_dependences_for_bb to analyze basic blocks.
5890 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
5891 case of loop vectorization. In case of basic block vectorization use
5892 data-ref itself as a base.
5893 (vect_create_data_ref_ptr): In case of basic block vectorization:
5894 don't advance the pointer, add new statements before the current
5895 statement. Adjust function calls.
5896 (vect_supportable_dr_alignment): Support only aligned accesses in
5897 basic block vectorization.
5898 * common.opt (ftree-slp-vectorize): New flag.
5899 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
5900 (vect_pattern_recog_1): Likewise.
5901 * tree-vect-stmts.c (process_use): Likewise.
5902 (vect_init_vector): Add new statements in the beginning of the basic
5903 block in case of basic block SLP.
5904 (vect_get_vec_def_for_operand): Adjust function calls.
5905 (vect_finish_stmt_generation): Likewise.
5906 (vectorizable_call): Add assert that it is loop vectorization, adjust
5908 (vectorizable_conversion, vectorizable_assignment): Likewise.
5909 (vectorizable_operation): In case of basic block SLP, take
5910 vectorization factor from statement's type and skip the relevance
5911 check. Adjust function calls.
5912 (vectorizable_type_demotion): Add assert that it is loop
5913 vectorization, adjust function calls.
5914 (vectorizable_type_promotion): Likewise.
5915 (vectorizable_store): Check for outer loop only in case of loop
5916 vectorization. Adjust function calls. For basic blocks, skip the
5917 relevance check and don't advance pointers.
5918 (vectorizable_load): Likewise.
5919 (vectorizable_condition): Add assert that it is loop vectorization,
5920 adjust function calls.
5921 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
5922 that it is not reduction, get vector type, call only supported
5923 functions, skip loop specific parts.
5924 (vect_transform_stmt): Check for outer loop only in case of loop
5926 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
5927 (vect_is_simple_use): Fix comment, add new argument, fix conditions
5928 for external definition.
5929 * passes.c (pass_slp_vectorize): New pass.
5930 * tree-vect-slp.c (find_bb_location): New function.
5931 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
5932 check for patterns only in loops.
5933 (vect_build_slp_tree): Add argument, adjust function calls, fail in
5934 case of multiple types in basic block SLP.
5935 (vect_mark_slp_stmts_relevant): New function.
5936 (vect_supported_load_permutation_p): Fix comment.
5937 (vect_analyze_slp_instance): Add argument. In case of basic block
5938 SLP, take vectorization factor from statement's type, check that
5939 unrolling factor is 1. Adjust function call. Save SLP instance in
5940 either loop or basic block vectorization structure. Return FALSE,
5942 (vect_analyze_slp): Add argument. Get strided stores groups from
5943 either loop or basic block vectorization structure. Return FALSE
5944 if basic block SLP failed.
5945 (new_bb_vec_info): New function.
5946 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
5947 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
5948 (vect_schedule_slp): Add argument. Get SLP instances from either
5949 loop or basic block vectorization structure. Set vectorization factor
5950 to be 1 for basic block SLP.
5951 (vect_slp_transform_bb): New function.
5952 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
5954 2009-05-23 Mark Mitchell <mark@codesourcery.com>
5956 * final.c (shorten_branches): Do not align labels for jump tables.
5957 (final_scan_insn): Use JUMP_TABLE_DATA_P.
5959 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
5961 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
5962 Remove outdated reference to flow.c and fix nits.
5963 * doc/gccint.texi: Tweak RTL description.
5964 * doc/rtl.texi: Likewise.
5966 2009-05-23 Denis Chertykov <chertykov@gmail.com>
5968 * config/avr/avr.c: Change my email address.
5969 * config/avr/avr.h: Likewise.
5970 * config/avr/avr.md: Likewise.
5971 * config/avr/avr-protos.h: Likewise.
5972 * config/avr/libgcc.S: Likewise.
5974 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
5976 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
5977 (spu_split_load, spu_split_store): Change return type to int.
5978 (spu_split_convert): Declare.
5979 * config/spu/predicates.md (spu_mem_operand): Remove.
5980 (spu_mov_operand): Update.
5981 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
5982 * config/spu/spu.c (regno_aligned_for_load): Remove.
5983 (reg_aligned_for_addr, spu_expand_load): Define.
5984 (spu_expand_extv): Reimplement and handle MEM.
5985 (spu_expand_insv): Handle MEM.
5986 (spu_sched_reorder): Handle insn's with length 0.
5987 (spu_legitimate_address_p): Reimplement.
5988 (store_with_one_insn_p): Return TRUE for any mode with size
5989 larger than 16 bytes.
5990 (address_needs_split): Define.
5991 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
5993 (spu_convert_move): Define.
5994 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
5995 (spu_split_store): Change all MEM's to TImode.
5996 (spu_init_expanders): Preallocate registers that correspond to
5997 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
5999 (spu_split_convert): Define.
6000 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
6001 (_move<mode>, _movdi, _movti): Update predicate and condition.
6002 (load, store): Change to define_split.
6003 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
6005 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
6006 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
6007 define_insn_and_split of lshr<mode>3.
6008 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
6009 (<v>ashr<mode>3_imm): Define.
6010 (extv, extzv, insv): Allow MEM operands.
6011 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
6012 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
6013 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
6014 (_spu_convert2): Change to define_insn_and_split and remove the
6015 corresponding define_peephole2.
6016 (stack_protect_set, stack_protect_test, stack_protect_test_si):
6017 Change predicates to memory_operand.
6019 2009-05-22 Mark Mitchell <mark@codesourcery.com>
6021 * config/arm/thumb2.md: Add 16-bit multiply instructions.
6023 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
6025 PR tree-optimization/40219
6026 * tree.c (iterative_hash_expr): Make sure the builtin function is
6027 a normal builtin function and not a front end or back end builtin
6028 before indexing into the built_in_decls array.
6030 2009-05-22 Richard Guenther <rguenther@suse.de>
6033 * alias.c (write_dependence_p): Do not use TBAA for answering
6034 anti-dependence or output-dependence.
6035 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
6036 (emit_pointer_definition): Remove.
6037 (emit_alias_warning): Likewise.
6038 (find_what_var_points_to): Remove TBAA pruning code.
6039 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
6041 (compute_points_to_sets): Remove code computing the set of
6042 dereferenced pointers.
6043 * tree-data-ref.c (dr_may_alias_p): Properly use the split
6044 oracle for querying anti and output dependencies.
6045 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
6046 if TBAA may be applied.
6047 (refs_anti_dependent_p): New function.
6048 (refs_output_dependent_p): Likewise.
6049 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
6050 (refs_output_dependent_p): Likewise.
6051 * doc/tree-ssa.texi (Memory model): New section.
6052 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
6053 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
6054 * cfgexpand.c (expand_gimple_basic_block): Do not handle
6055 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
6056 * expr.c (expand_expr_real_1): Likewise.
6057 * gimple-low.c (lower_stmt): Likewise.
6058 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
6059 (dump_gimple_cdt): Remove.
6060 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
6061 (gimple_size): Likewise.
6062 (walk_gimple_op): Likewise.
6063 (is_gimple_stmt): Likewise.
6064 (walk_stmt_load_store_addr_ops): Likewise.
6065 (gimple_build_cdt): Remove.
6066 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
6067 * gimple.h (gimple_cdt_new_type): Remove.
6068 (gimple_cdt_new_type_ptr): Likewise.
6069 (gimple_cdt_set_new_type): Likewise.
6070 (gimple_cdt_location): Likewise.
6071 (gimple_cdt_location_ptr): Likewise.
6072 (gimple_cdt_set_location): Likewise.
6073 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
6074 * tree-cfg.c (remove_useless_stmts_1): Do not handle
6075 GIMPLE_CHANGE_DYNAMIC_TYPE.
6076 (verify_types_in_gimple_stmt): Likewise.
6077 * tree-inline.c (estimate_num_insns): Likewise.
6078 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
6079 (copy_decl_to_var): Likewise.
6080 (copy_result_decl_to_var): Likewise.
6081 * tree-pretty-print.c (dump_generic_node): Do not handle
6082 CHANGE_DYNAMIC_TYPE_EXPR.
6083 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
6084 * tree-ssa-operands.c (get_expr_operands): Likewise.
6085 * tree-ssa-structalias.c (struct variable_info): Remove
6086 no_tbaa_pruning member.
6087 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
6088 (unify_nodes): Do not copy it.
6089 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
6090 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
6091 (set_uids_in_ptset): Do not check it.
6092 (find_what_var_points_to): Likewise.
6093 (compute_tbaa_pruning): Remove.
6094 (compute_points_to_sets): Do not call it.
6095 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
6096 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
6097 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
6098 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
6099 (DECL_NO_TBAA_P): Likewise.
6100 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
6101 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
6102 (expand_omp_atomic_pipeline): Do not set it.
6103 * print-tree.c (print_node): Do not dump it.
6104 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
6107 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
6110 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
6113 2009-05-22 Mark Mitchell <mark@codesourcery.com>
6115 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
6118 2009-05-22 Ben Elliston <bje@au.ibm.com>
6120 * Makefile.in (bversion.h, s-bversion): New targets.
6121 (TOPLEV_H): Add bversion.h.
6122 * toplev.h: Include "bversion.h".
6123 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
6124 the __format__ attribute only if compiling with the same version
6125 of GCC as the sources (the "build version").
6127 2009-05-22 Ben Elliston <bje@au.ibm.com>
6129 * c-format.c (handle_format_attribute): Fix comment typo.
6131 2009-05-21 Steve Ellcey <sje@cup.hp.com>
6134 * config/ia64/ia64.opt (mfused-madd): New.
6135 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
6136 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
6137 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
6138 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
6139 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
6140 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
6141 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
6142 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
6143 instruction if !TARGET_FUSED_MADD.
6144 (fpma, fpms): Remove colon from name.
6146 2009-05-22 Richard Guenther <rguenther@suse.de>
6148 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
6149 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
6150 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
6152 (create_expression_by_pieces): Only convert if necessary.
6153 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
6154 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
6156 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
6158 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
6159 regular pattern from a template and rename it ...
6160 (*extzv_truncsi_exts): ... to this.
6162 2009-05-21 Richard Guenther <rguenther@suse.de>
6164 * cgraph.h (struct cgraph_node): Remove inline_decl member.
6165 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
6166 (cgraph_default_inline_p): Likewise.
6167 (cgraph_decide_inlining_incrementally): Likewise.
6169 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
6170 Uros Bizjak <ubizjak@gmail.com>
6172 * config/i386/cpuid.h (bit_MOVBE): New.
6174 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
6176 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
6177 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
6178 (ix86_handle_option): Handle OPT_mmovbe.
6179 (ix86_target_string): Add -mmovbe.
6180 (pta_flags): Add PTA_MOVBE.
6181 (processor_alias_table): Add PTA_MOVBE to "atom".
6182 (override_options): Handle PTA_MOVBE.
6184 * config/i386/i386.h (TARGET_MOVBE): New.
6186 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
6187 (*bswapsi_movbe): New.
6188 (*bswapdi_movbe): Likewise.
6189 (bswapdi2): Renamed to ...
6191 (bswapdi2): New expander.
6193 * config/i386/i386.opt (mmovbe): New.
6195 * doc/invoke.texi: Document -mmovbe.
6197 2009-05-21 Taras Glek <tglek@mozilla.com>
6199 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
6200 * gcc-plugin.h (plugin_init): Updated signature.
6201 * gcc-plugin.h (plugin_name_args): Moved to this header.
6202 * doc/plugins.texi (plugin_init): Updated documention to reflect
6204 * doc/plugins.texi (plugin_name_args): Added to documention.
6206 2009-05-21 Mark Mitchell <mark@codesourcery.com>
6208 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
6209 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
6211 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
6213 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
6214 JUMP_TABLE_DATA_P predicates where applicable.
6215 * config/i386/predicates.md: Ditto.
6216 * config/i386/sse.md: Ditto.
6218 2009-05-21 Jakub Jelinek <jakub@redhat.com>
6220 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
6221 operand2 -128 override length_immediate attribute to 1.
6222 * config/i386/predicates.md (constm128_operand): New predicate.
6224 * config/i386/i386.c (memory_address_length): Handle %r12
6225 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
6227 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
6228 mode look through optional ZERO_EXTEND and SUBREG.
6229 * config/i386/i386.md (R12_REG): New define_constant.
6230 (prefix_data16): For sse unit set also for MODE_TI insns.
6231 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
6232 insns set if operand 1 is ext_QIreg_operand.
6233 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
6234 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
6236 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
6237 mode from MODE_DI to MODE_SI.
6238 (movdi_1_rex64): Override modrm and length_immediate attributes
6239 only for movabs (TYPE_IMOV, alternative 2).
6240 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
6241 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
6242 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
6243 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
6244 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
6245 prefix_rex attribute if DImode.
6246 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
6247 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
6248 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
6249 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
6250 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
6251 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
6252 Likewise. For TYPE_IMOV clear length_immediate attribute.
6253 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
6254 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
6255 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
6256 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
6257 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
6258 or one operand TYPE_ISHIFT.
6259 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
6260 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
6261 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
6262 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
6263 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
6264 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
6265 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
6266 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
6267 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
6268 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
6269 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
6270 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
6271 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
6272 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
6273 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
6274 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
6275 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
6276 set mode attribute, don't override length attribute.
6277 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
6279 (return_internal_long): Set length attribute to 2 instead of 1.
6280 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
6281 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
6282 prefix_rex attribute.
6283 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
6285 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
6287 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6289 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
6291 2009-05-20 Ian Lance Taylor <iant@google.com>
6293 * tree.c (build_tree_list_vec_stat): New function.
6294 (ctor_to_vec): New function.
6295 (build_nt_call_vec): New function.
6296 (build_call_array): Change args to be a const pointer.
6297 (build_call_vec): New function.
6298 * tree.h (build_nt_call_vec): Declare.
6299 (build_tree_list_vec_stat): Declare.
6300 (build_tree_list_vec): Define.
6301 (build_call_array): Update declaration.
6302 (build_call_vec): Declare.
6303 (ctor_to_vec): Declare.
6304 * c-common.c (tree_vector_cache): New static variable.
6305 (make_tree_vector): New function.
6306 (release_tree_vector): New function.
6307 (make_tree_vector_single): New function.
6308 (make_tree_vector_copy): New function.
6309 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
6310 (make_tree_vector_single, make_tree_vector_copy): Declare.
6311 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
6312 (c_parser_expr_list): Don't manage cache here, instead call
6314 (c_parser_release_expr_list): Remove static function.
6315 (c_parser_vec_to_tree_list): Remove static function.
6316 (c_parser_attributes): Call build_tree_list_vec instead of
6317 c_parser_vec_to_tree_list. Call release_tree_vector instead of
6318 c_parser_release_expr_list.
6319 (c_parser_postfix_expression_after_primary): Likewise.
6320 (c_parser_objc_keywordexpr): Likewise.
6322 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
6324 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
6325 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
6326 TARGET_CONVERT_TO_TYPE.
6327 * hooks.c (hook_tree_const_tree_null): Define.
6328 * hooks.h (hook_tree_const_tree_null): Declare.
6329 * target.h (struct gcc_target): Add invalid_parameter_type,
6330 invalid_return_type, promoted_type, and convert_to_type fields.
6331 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
6332 (TARGET_INVALID_RETURN_TYPE): Define.
6333 (TARGET_PROMOTED_TYPE): Define.
6334 (TARGET_CONVERT_TO_TYPE): Define.
6335 (TARGET_INITIALIZER): Update for new fields.
6336 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
6337 (grokparms): Check targetm.invalid_parameter_type.
6338 * c-typeck.c (default_conversion): Check targetm.promoted_type.
6339 * c-convert.c (convert): Check targetm.convert_to_type.
6341 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
6343 * config/mips/mips.md (*extenddi_truncate<mode>,
6344 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
6346 (*extendhi_truncateqi): New define_insn_and_sptit.
6348 2009-05-20 Jakub Jelinek <jakub@redhat.com>
6351 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
6352 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
6354 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
6356 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
6357 the operand of VIEW_CONVERT_EXPR.
6359 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
6361 * config/i386/driver-i386.c (host_detect_local_cpu): Check
6362 extended family and model for Intel processors. Support Intel Atom.
6364 2009-05-20 Olivier Hainque <hainque@adacore.com>
6366 * gstab.h (stab_code_type): Define, to be used instead of the
6367 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
6369 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
6370 occurrences by stab_code_type.
6371 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
6373 2009-05-20 Martin Jambor <mjambor@suse.cz>
6375 * tree-flow.h (insert_edge_copies_seq): Undeclare.
6376 (sra_insert_before): Likewise.
6377 (sra_insert_after): Likewise.
6378 (sra_init_cache): Likewise.
6379 (sra_type_can_be_decomposed_p): Likewise.
6380 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
6381 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
6382 (sra_insert_before): Likewise.
6383 (sra_insert_after): Likewise.
6384 (sra_init_cache): Likewise.
6385 (insert_edge_copies_seq): Made static and moved upwards.
6387 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
6390 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
6392 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
6393 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
6396 2009-05-20 Richard Guenther <rguenther@suse.de>
6398 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
6399 with mismatched comparison modes.
6401 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6403 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
6404 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
6405 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
6406 with shifts for Thumb2.
6407 (orsi_notsi): New for orn.
6408 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
6409 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
6410 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
6411 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
6412 Don't invert remainder for IOR.
6414 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
6416 PR tree-optimization/40087
6417 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
6418 number_of_iterations_ne): Rename never_infinite argument.
6419 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
6420 number_of_iterations_le): Handle pointer-type ivs when
6421 exit_must_be_taken is false.
6422 (number_of_iterations_cond): Do not always assume that
6423 exit_must_be_taken if the control variable is a pointer.
6425 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
6427 * c-typeck.c (build_binary_op): Allow % on integal vectors.
6428 * doc/extend.texi (Vector Extension): Document that % is allowed too.
6430 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
6432 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
6433 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
6435 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6438 * c.opt (Wlogical-op): Disabled by default.
6439 * c-opt (c_common_post_options): Do not enable Wlogical-op with
6441 * doc/invoke.texi (Wlogical-op): Likewise.
6443 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
6445 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
6447 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
6448 Propagate the type of the first operand.
6449 <ASSERT_EXPR>: Simplify.
6450 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
6451 Rewrite using the RHS code as discriminant.
6452 <NOP_EXPR>: Turn into CASE_CONVERT.
6453 <PLUS_EXPR>: Propagate the type of the first operand.
6455 2009-05-19 Steve Ellcey <sje@cup.hp.com>
6457 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
6458 (ia64_dconst_0_375): New.
6459 * config/ia64/ia64.c (ia64_override_options): Remove
6460 -minline-sqrt-min-latency warning.
6461 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
6462 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
6463 * config/ia64/ia64.md (*sqrt_approx): Remove.
6464 (sqrtsf2): Remove #if 0.
6465 (sqrtsf2_internal_thr): Rewrite and move to div.md.
6466 (sqrtdf): Remove assert.
6467 (sqrtdf2_internal_thr): Rewrite and move to div.md.
6468 (sqrtxf2): Remove #if 0.
6469 (sqrtxf2_internal_thr): Rewrite and move to div.md.
6470 * div.md (sqrt_approx_rf): New.
6471 (sqrtsf2_internal_thr): New implementation.
6472 (sqrtsf2_internal_lat): New.
6473 (sqrtdf2_internal_thr: New implementation.
6474 (sqrtxf2_internal): New implementation.
6476 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
6477 Hans-Peter Nilsson <hp@axis.com>
6479 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
6480 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
6481 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
6482 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
6483 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
6484 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
6485 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
6486 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
6487 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
6488 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
6489 * c-common.c: ...from here.
6491 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6493 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
6495 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6497 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
6499 2009-05-19 Ben Elliston <bje@au.ibm.com>
6501 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
6502 assignments with memcpy calls.
6503 (add_fdes): Likewise.
6504 (binary_search_unencoded_fdes): Likewise.
6505 (linear_search_fdes): Eliminate type puns.
6507 2009-05-19 Richard Guenther <rguenther@suse.de>
6509 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
6510 not falsely claim to have propagated into all uses.
6512 2009-05-19 Ben Elliston <bje@au.ibm.com>
6514 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
6517 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
6519 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
6520 * config/sh/sh.c (sh_legitimate_address_p): Make static.
6521 (TARGET_LEGITIMATE_ADDRESS_P): New.
6522 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6523 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
6525 2009-05-18 Dodji Seketeli <dodji@redhat.com>
6528 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
6529 child of the containing namespace's DIE.
6531 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
6533 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
6534 *zero_extendhi_truncqi): Move after the zero_extend patterns.
6535 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
6538 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
6541 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
6542 gen_align with gen_pad.
6543 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
6544 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
6546 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
6547 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
6549 * config/i386/i386.md (align): Renamed to ...
6550 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
6551 ASM_OUTPUT_MAX_SKIP_PAD.
6553 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
6555 * config.gcc: Fix variable syntax.
6558 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
6559 before calling exact_log2.
6560 (output_iorsi3): Likewise.
6561 (output_xorsi3): Likewise.
6563 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
6565 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
6566 for the none zero constant operand except for EQ and NE
6567 comprisons even when the first operand is R0.
6569 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
6571 * config/s390/2064.md: Remove trailing whitespaces.
6572 * config/s390/2084.md: Likewise.
6573 * config/s390/constraints.md: Likewise.
6574 * config/s390/fixdfdi.h: Likewise.
6575 * config/s390/libgcc-glibc.ver: Likewise.
6576 * config/s390/s390-modes.def: Likewise.
6577 * config/s390/s390-protos.h: Likewise.
6578 * config/s390/s390.c: Likewise.
6579 * config/s390/s390.h: Likewise.
6580 * config/s390/s390.md: Likewise.
6581 * config/s390/tpf-unwind.h: Likewise.
6583 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
6585 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
6587 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
6590 * configure.ac (m68k-*-*): Check if binutils support TLS.
6591 * configure: Regenerate.
6592 * config/m68k/predicates.md (symbolic_operand): Extend comment.
6593 * config/m68k/constraints.md (Cu): New constraint.
6594 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
6595 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
6596 (movsi): Handle TLS symbols.
6597 (addsi3_5200): Handle XTLS symbols, indent.
6598 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
6599 (m68k_tls_reference_p): Declare.
6600 (m68k_legitimize_address): Declare.
6601 (m68k_unwrap_symbol): Declare.
6602 * config/m68k/m68k.opt (mxtls): New option.
6603 * config/m68k/m68k.c (ggc.h): Include.
6604 (m68k_output_dwarf_dtprel): Implement hook.
6605 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
6606 (m68k_expand_prologue): Load GOT pointer when function needs it.
6607 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
6608 (m68k_legitimate_constant_address_p): Same.
6609 (m68k_decompose_address): Handle TLS references.
6610 (m68k_get_gp): New static function.
6611 (enum m68k_reloc): New contants.
6612 (TLS_RELOC_P): New macro.
6613 (m68k_wrap_symbol): New static function.
6614 (m68k_unwrap_symbol): New function.
6615 (m68k_final_prescan_insn_1): New static function.
6616 (m68k_final_prescan_insn): New function.
6617 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
6619 (legitimize_pic_address): Handle TLS references..
6620 (m68k_tls_get_addr, m68k_get_tls_get_addr)
6621 (m68k_libcall_value_in_a0_p)
6622 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
6623 (m68k_call_m68k_read_tp): Helper variables and functions for ...
6624 (m68k_legitimize_tls_address): Handle TLS references.
6625 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
6627 (m68k_legitimize_address): Handle TLS symbols.
6628 (m68k_get_reloc_decoration): New static function.
6629 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
6631 (m68k_output_dwarf_dtprel): Implement hook.
6632 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
6633 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
6634 m68k_call_* routines.
6635 (sched_attr_op_type): Handle TLS symbols.
6636 (gt-m68k.h): Include.
6637 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
6638 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
6640 2009-05-18 Martin Jambor <mjambor@suse.cz>
6642 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
6643 (visit_store_addr_for_mod_analysis): New function.
6644 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
6645 (determine_cst_member_ptr): Use gimple_assign_single_p.
6646 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
6647 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
6648 operands. Don't check number of operands of a NOP_EXPR.
6650 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
6652 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
6654 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
6657 * c-common.c (warn_logical_operator): Don't warn if one of
6658 expression isn't always true or false.
6660 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
6662 * config/i386/biarch32.h: New file.
6663 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
6665 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
6667 * config/mips/mips.md (*zero_extend<mode>_trunchi,
6668 *zero_extend<mode>_truncqi): Merge these into ...
6669 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
6670 Name the pattern following this as *zero_extendhi_truncqi.
6672 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
6675 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
6676 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
6677 (output_info): Make field HOST_WIDEST_INT.
6678 (print_statistics): Use HOST_WIDEST_INT_PRINT.
6679 (dump_bitmat_statistics): Same.
6681 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
6683 * config.gcc (use_gcc_stdint): Set to wrap.
6684 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
6685 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
6686 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
6687 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
6688 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
6689 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
6690 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
6691 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
6693 2009-05-16 Joseph Myers <joseph@codesourcery.com>
6695 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
6697 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
6698 Move definitions earlier.
6699 (OPT_ARCH64, OPT_ARCH32): Define.
6700 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
6703 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
6706 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
6709 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
6711 * arm.md (movdi2): Copy non-reg values to DImode registers.
6713 2009-05-16 Jakub Jelinek <jakub@redhat.com>
6716 * final.c (label_to_max_skip): New function.
6717 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
6718 CODE_LABEL_NUMBER <= max_labelno.
6719 * output.h (label_to_max_skip): New prototype.
6720 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
6721 (ix86_avoid_jump_mispredicts): ... this. Don't define if
6722 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
6723 Handle CODE_LABELs with >= 16 byte alignment or with
6724 max_skip == (1 << align) - 1.
6725 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
6726 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
6729 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
6730 .p2align 3 if MAX_SKIP is smaller than 7.
6731 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
6733 2009-05-15 Ian Lance Taylor <iant@google.com>
6735 * alias.c (struct alias_set_entry_d): Rename from struct
6736 alias_set_entry. Change all uses.
6737 * except.c (struct call_site_record_d): Rename from struct
6738 call_site_record. Change all uses.
6739 * except.h (struct eh_region_d): Rename from struct eh_region.
6741 * gcse.c (struct hash_table_d): Rename from struct hash_table.
6743 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
6744 ivtype_map_elt. Change all uses.
6745 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
6747 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
6748 * graphite.h (struct name_tree_d): Rename from struct name_tree.
6750 (struct sese_d): Rename from struct sese. Change all uses.
6751 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
6752 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
6753 * optabs.h (struct optab_d): Rename from struct optab. Change all
6755 (struct convert_optab_d): Rename from struct convert_optab.
6757 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
6758 ipa_opt_pass. Change all uses.
6759 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
6762 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
6763 defined as a typedef.
6764 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
6767 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
6770 * fold-const.c (make_range,build_range_check,merge_ranges): Move
6772 (merge_ranges): Returns bool.
6773 * tree.h (make_range): .. to here.
6774 (build_range_check): Likewise.
6775 (merge_ranges): Likewise. Renamed from merge_ranges.
6776 * c-typeck.c (parser_build_binary_op): Update calls to
6777 warn_logical_operator.
6778 * c-common.c (warn_logical_operator): Add new warning.
6779 * c-common.h (warn_logical_operator): Update declaration.
6781 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
6783 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
6785 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6787 * doc/install.texi: Document MPC requirements, flags etc.
6789 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
6790 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
6791 Evaluate constant arguments.
6792 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
6793 (fold_builtin_1): Likewise, also evaluate constant arguments.
6794 Remove superfluous break.
6795 (do_mpc_ckconv): New.
6796 * real.h: Include mpc.h.
6797 * toplev.c (print_version): Output MPC version info if available.
6799 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
6801 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
6803 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
6805 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
6808 2009-05-15 Jan Hubicka <jh@suse.cz>
6810 * doc/invoke.texi (max-early-inliner-iterations): New flag.
6811 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
6812 (try_inline): Fix return value.
6813 (cgraph_decide_inlining_incrementally): Honor new value.
6814 (cgraph_early_inlining): Handle indirect inlining.
6815 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
6817 2009-05-15 Jan Hubicka <jh@suse.cz>
6819 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
6820 * cgraphunit.c (cgraph_finalize_function): Set it.
6821 (cgraph_expand_function): Use it.
6823 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
6825 * real.c (encode_ieee_half): Define.
6826 (decode_ieee_half): Define.
6827 (ieee_half_format): Define.
6828 (arm_half_format): Define.
6829 * real.h (ieee_half_format): Declare.
6830 (arm_half_format): Declare.
6832 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
6834 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
6835 swapped, and reversed optabs exist before trying to use them.
6837 2009-05-15 Paul Brook <paul@codesourcery.com>
6838 Sandra Loosemore <sandra@codesourcery.com>
6840 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
6841 loads. Allow PRE_DEC.
6842 (output_move_neon): Handle PRE_DEC.
6843 (arm_print_operand): Add 'A' for neon structure loads.
6844 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
6845 * config/arm/neon.md (neon_mov): Update comment.
6846 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
6848 (Um): New constraint.
6850 2009-05-15 Jan Hubicka <jh@suse.cz>
6852 Revert the following patch until testsuite fallout is fixed:
6853 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
6854 * cgraph.h (struct inline_summary): New filed self_wize,
6855 size_inlining_benefit, self_time and time_inlining_benefit.
6856 (struct cgraph_global_info): Replace insns by time ans size fields.
6857 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
6858 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
6859 (ipcp_update_callgraph): Do not touch function bodies.
6860 * ipa-inline.c: Include except.h
6861 (MAX_TIME): New constant.
6862 (overall_insns): Remove
6863 (overall_size, max_benefit): New static variables.
6864 (cgraph_estimate_time_after_inlining): New function.
6865 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
6866 (cgraph_clone_inlined_nodes): Update size.
6867 (cgraph_mark_inline_edge): Update size.
6868 (cgraph_estimate_growth): Use size info.
6869 (cgraph_check_inline_limits): Check size.
6870 (cgraph_default_inline_p): Likewise.
6871 (cgraph_edge_badness): Compute badness based on benefit and size cost.
6872 (cgraph_decide_recursive_inlining): Check size.
6873 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
6875 (cgraph_decide_inlining): Likewise.
6876 (cgraph_decide_inlining_incrementally): Likewise; honor
6877 PARAM_EARLY_INLINING_INSNS.
6878 (likely_eliminated_by_inlining_p): New predicate.
6879 (estimate_function_body_sizes): New function.
6880 (compute_inline_parameters): Use it.
6881 * except.c (must_not_throw_labels): New function.
6882 * except.h (must_not_throw_labels): Declare.
6883 * tree-inline.c (init_inline_once): Kill inlining_weigths
6884 * tree-ssa-structalias.c: Avoid uninitialized warning.
6885 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
6886 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
6887 (PARAM_INLINE_CALL_COST): Remove.
6888 (PARAM_EARLY_INLINING_INSNS): New.
6890 2009-05-15 Richard Guenther <rguenther@suse.de>
6892 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
6893 not TODO_update_ssa.
6895 2009-05-15 Richard Guenther <rguenther@suse.de>
6897 PR tree-optimization/39999
6898 * gimple.h (gimple_expr_type): Use the expression type looking
6899 through useless conversions.
6900 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
6901 (vn_nary_op_insert_stmt): Likewise.
6902 (simplify_binary_expression): Likewise.
6904 2009-05-15 Richard Guenther <rguenther@suse.de>
6906 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
6907 New options, enabled by default.
6908 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
6910 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
6911 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
6912 * tree-ssa-structalias.c (gate_tree_pta): New function.
6913 (pass_build_alias): Use it.
6915 2009-05-15 Joseph Myers <joseph@codesourcery.com>
6917 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
6918 recurse on an invariant address if a conversion from a pointer
6919 type to a wider integer type is involved.
6921 2009-05-15 Jan Hubicka <jh@suse.cz>
6923 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
6924 * cgraph.h (struct inline_summary): New filed self_wize,
6925 size_inlining_benefit, self_time and time_inlining_benefit.
6926 (struct cgraph_global_info): Replace insns by time ans size fields.
6927 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
6928 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
6929 (ipcp_update_callgraph): Do not touch function bodies.
6930 * ipa-inline.c: Include except.h
6931 (MAX_TIME): New constant.
6932 (overall_insns): Remove
6933 (overall_size, max_benefit): New static variables.
6934 (cgraph_estimate_time_after_inlining): New function.
6935 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
6936 (cgraph_clone_inlined_nodes): Update size.
6937 (cgraph_mark_inline_edge): Update size.
6938 (cgraph_estimate_growth): Use size info.
6939 (cgraph_check_inline_limits): Check size.
6940 (cgraph_default_inline_p): Likewise.
6941 (cgraph_edge_badness): Compute badness based on benefit and size cost.
6942 (cgraph_decide_recursive_inlining): Check size.
6943 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
6945 (cgraph_decide_inlining): Likewise.
6946 (cgraph_decide_inlining_incrementally): Likewise; honor
6947 PARAM_EARLY_INLINING_INSNS.
6948 (likely_eliminated_by_inlining_p): New predicate.
6949 (estimate_function_body_sizes): New function.
6950 (compute_inline_parameters): Use it.
6951 * except.c (must_not_throw_labels): New function.
6952 * except.h (must_not_throw_labels): Declare.
6953 * tree-inline.c (init_inline_once): Kill inlining_weigths
6954 * tree-ssa-structalias.c: Avoid uninitialized warning.
6955 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
6956 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
6957 (PARAM_INLINE_CALL_COST): Remove.
6958 (PARAM_EARLY_INLINING_INSNS): New.
6959 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
6960 (inline-call-cost): Remove.
6961 (early-inlining-insns): New.
6963 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
6965 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
6967 (print_int_cst_bounds_in_octal_p): Likewise.
6968 (dbxout_type): Adjust calls to above functions. Be prepared to deal
6970 * dwarf2out.c (base_type_die): Likewise.
6971 (is_subrange_type): Delete.
6972 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
6973 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
6974 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
6975 if the destination type is boolean.
6976 (build_range_check): Do not special-case subtypes.
6977 (fold_sign_changed_comparison): Likewise.
6978 (fold_unary): Likewise.
6979 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
6980 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
6981 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
6982 * tree.c (subrange_type_for_debug_p): New predicate based on the
6983 former is_subrange_type.
6984 * tree.h (subrange_type_for_debug_p): Declare.
6985 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
6986 (convert_affine_scev): Remove call to above function.
6987 (chrec_convert_aggressive): Likewise.
6988 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
6989 false for conversions involving subtypes.
6990 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
6991 (vrp_val_min): Likewise.
6992 (needs_overflow_infinity): Likewise.
6993 (extract_range_from_unary_expr): Likewise.
6995 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
6997 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
6998 * config/frv/frv.c: Likewise.
6999 * config/s390/s390.c: Likewise.
7000 * config/sparc/sparc.h: Likewise.
7001 * config/i386/i386.h: Likewise.
7002 * config/i386/i386.c: Likewise.
7003 * config/crx/crx.c: Likewise.
7004 * config/m68hc11/m68hc11.h: Likewise.
7005 * config/iq2000/iq2000.c: Likewise.
7006 * config/mn10300/mn10300.h: Likewise.
7007 * config/mn10300/mn10300.c: Likewise.
7008 * config/m68k/m68k.c: Likewise.
7009 * config/rs6000/rs6000.c: Likewise.
7010 * config/rs6000/xcoff.h: Likewise.
7011 * config/rs6000/linux64.h: Likewise.
7012 * config/rs6000/sysv4.h: Likewise.
7013 * config/score/score3.c: Likewise.
7014 * config/score/score7.c: Likewise.
7015 * config/score/score.c: Likewise.
7016 * config/arm/arm.md: Likewise.
7017 * config/mips/mips.c: Likewise.
7018 * config/mips/mips.md: Likewise.
7019 * config/bfin/bfin.h: Likewise.
7020 * config/pa/pa.c: Likewise.
7021 * config/pa/constraints.md: Likewise.
7023 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
7024 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
7025 * config/pdp11/pdp11.h: Use memory_address_p instead.
7027 2009-05-14 Ian Lance Taylor <iant@google.com>
7029 * passes.c (finish_optimization_passes): Change i to int.
7030 * plugin.c (plugins_active_p): Change event to int.
7031 (dump_active_plugins): Likewise.
7032 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
7034 * tree.c (tree_range_check_failed): Change c to unsigned int.
7035 (omp_clause_range_check_failed): Likewise.
7036 (build_common_builtin_nodes): Change mode to int. Add cast.
7037 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
7038 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
7040 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
7041 ++ or -- with a variable of enum type.
7043 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7046 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
7048 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7050 * store-motion.c: Do not include params.h
7051 * Makefile.in: Fix dependencies for various files.
7053 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7055 * auto-inc-dec.c: Fix pass description, remove apparent
7056 accidental duplication.
7058 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
7061 * ipa-utils.h (memory_identifier_string): Moved to ...
7062 * tree.h (memory_identifier_string): Here. Add GTY(()).
7064 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
7066 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
7067 in the former documentation of...
7068 (GO_IF_LEGITIMATE_ADDRESS): ... this.
7069 * ira-conflicts.c (get_dup_num): Use address_operand.
7070 * targhooks.c (default_legitimate_address_p): New.
7071 * targhooks.h (default_legitimate_address_p): New.
7072 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
7074 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
7075 * target.h (struct target): Add legitimate_address_p.
7076 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
7077 (TARGET_INITIALIZER): Include it.
7079 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7080 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
7081 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
7082 (TARGET_LEGITIMATE_ADDRESS_P): New.
7084 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7085 (REG_OK_STRICT_P): Delete.
7086 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
7087 (frv_legitimate_address_p_1): ... this.
7088 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
7089 (frv_legitimate_address_p_1): ... the renamed old
7090 frv_legitimate_address_p.
7091 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
7092 (TARGET_LEGITIMATE_ADDRESS_P): New.
7094 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7095 * config/s390/s390-protos.h (legitimate_address_p): Remove.
7096 * config/s390/s390.c (legitimate_address_p): Rename to...
7097 (s390_legitimate_address_p): ... this, make static.
7098 (legitimize_address): Adjust call.
7099 (TARGET_LEGITIMATE_ADDRESS_P): New.
7100 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
7102 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7103 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
7104 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
7105 (TARGET_LEGITIMATE_ADDRESS_P): New.
7107 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7108 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
7109 * config/spu/spu.c (spu_legitimate_address): Rename to...
7110 (spu_legitimate_address_p): ... this, make static.
7111 (TARGET_LEGITIMATE_ADDRESS_P): New.
7113 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7114 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
7115 * config/sparc/sparc.c (legitimate_address_p): Rename to...
7116 (sparc_legitimate_address_p): ... this, make static and return bool.
7117 (legitimize_address): Adjust call.
7118 (TARGET_LEGITIMATE_ADDRESS_P): New.
7120 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7121 * config/i386/i386-protos.h (legitimate_address_p): Remove.
7122 * config/i386/i386.c (legitimate_address_p): Rename to...
7123 (ix86_legitimate_address_p): ... this, make static.
7124 (constant_address_p): Move after it, adjust call.
7125 (TARGET_LEGITIMATE_ADDRESS_P): New.
7127 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7128 * config/avr/avr-protos.h (legitimate_address_p): Remove.
7129 * config/avr/avr.c (legitimate_address_p): Rename to...
7130 (avr_legitimate_address_p): ... this, make static.
7131 (legitimize_address): Adjust call.
7132 (TARGET_LEGITIMATE_ADDRESS_P): New.
7134 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7135 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
7136 * config/crx/crx.c (crx_legitimate_address_p): Make static.
7137 (TARGET_LEGITIMATE_ADDRESS_P): New.
7139 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7140 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
7141 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
7142 (TARGET_LEGITIMATE_ADDRESS_P): New.
7144 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7145 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
7147 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
7149 (TARGET_LEGITIMATE_ADDRESS_P): New.
7151 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7152 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
7154 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
7156 (m68hc11_legitimate_address_p): ... this, make static.
7157 (go_if_legitimate_address_internal): Rename to...
7158 (m68hc11_legitimate_address_p_1): ... this.
7159 (legitimize_address): Adjust call.
7160 (TARGET_LEGITIMATE_ADDRESS_P): New.
7162 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7163 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
7164 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
7165 (TARGET_LEGITIMATE_ADDRESS_P): New.
7167 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7168 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
7169 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
7170 (mn10300_legitimate_address_p): ... this, make static.
7171 (TARGET_LEGITIMATE_ADDRESS_P): New.
7173 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7174 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
7175 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
7176 (TARGET_LEGITIMATE_ADDRESS_P): New.
7178 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7179 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
7180 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
7181 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7182 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
7183 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
7184 (rs6000_legitimate_address_p): ... this, make static.
7185 (TARGET_LEGITIMATE_ADDRESS_P): New.
7186 (REG_MODE_OK_FOR_BASE_P): Delete.
7187 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
7189 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7190 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
7192 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
7193 static, adjust types.
7194 (TARGET_LEGITIMATE_ADDRESS_P): New.
7196 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7197 * config/score/score.c (score_address_p): Rename to...
7198 (score_legitimate_address_p): ... this.
7199 (TARGET_LEGITIMATE_ADDRESS_P): New.
7200 * config/score/score3.c (score3_address_p): Rename to...
7201 (score3_legitimate_address_p): ... this.
7202 * config/score/score7.c (score7_address_p): Rename to...
7203 (score7_legitimate_address_p): ... this.
7205 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
7206 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
7207 GO_IF_LEGITIMATE_ADDRESS): Delete.
7208 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
7209 thumb2_legitimate_address_p): Delete.
7210 (arm_legitimate_address_p): Rename to...
7211 (arm_legitimate_address_outer_p): ... this.
7212 * config/arm/constraints.md ("Uq"): Adjust call.
7213 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
7214 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
7216 (arm_legitimate_address_outer_p): ... this.
7217 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
7219 (TARGET_LEGITIMATE_ADDRESS_P): New.
7221 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7222 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
7223 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
7224 (TARGET_LEGITIMATE_ADDRESS_P): New.
7226 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7227 * config/vax/vax-protos.h (legitimate_address_p): Remove.
7228 * config/vax/vax.c (legitimate_address_p): Rename to...
7229 (vax_legitimate_address_p): ... this, make static.
7230 (TARGET_LEGITIMATE_ADDRESS_P): New.
7232 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7233 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
7234 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
7235 (TARGET_LEGITIMATE_ADDRESS_P): New.
7237 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7238 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
7239 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
7240 (mmix_legitimate_address_p): ... this, make static.
7241 (TARGET_LEGITIMATE_ADDRESS_P): New.
7243 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7244 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
7245 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
7246 (TARGET_LEGITIMATE_ADDRESS_P): New.
7248 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
7250 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
7251 of MODE_COMPLEX_INT.
7253 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7255 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
7256 LCT_NORMAL in function call.
7257 * mips-tdump.c (print_file_desc): Add cast to enum type.
7258 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
7259 (mark_stabs): Add casts to enum types.
7260 (parse_stabs_common): Add casts to enum types.
7262 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
7264 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
7265 Check for invalid values of LETTER.
7267 2009-05-13 Taras Glek <tglek@mozilla.com>
7269 * attribs.c (register_attribute): moved out attribute registration
7270 into register_attribute.
7271 * doc/plugins.texi: Documented register_attribute and
7273 * gcc-plugin.h: Added forward decl for register_attribute.
7274 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
7275 * plugin.c (register_callback, invoke_plugin_callbacks): Added
7276 PLUGIN_ATTRIBUTES boilerplate.
7278 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
7280 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
7281 values even in sentinel and empty entries.
7282 (ms_printf_flag_specs): Likewise.
7283 (ms_scanf_flag_specs): Likewise.
7284 (ms_strftime_flag_specs): Likewise.
7285 (ms_print_char_table): Likewise.
7286 (ms_scan_char_table): Likewise.
7287 (ms_time_char_table): Likewise.
7289 2009-05-13 Doug Kwan <dougkwan@google.com>
7291 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
7293 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
7295 * config/mips/mips.md (store): Add attributes for QI and HI.
7297 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
7298 (truncdi<mode>2): ... this new pattern.
7300 2009-05-13 Brad Hards <bradh@kde.org>
7302 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
7304 2009-05-14 Jakub Jelinek <jakub@redhat.com>
7305 Ben Elliston <bje@au.ibm.com>
7308 * dse.c (check_mem_read_rtx): Guard against width == -1.
7310 2009-05-13 Michael Matz <matz@suse.de>
7313 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
7314 (trivially_conflicts_p): New function.
7315 (insert_backedge_copies): Use it.
7317 2009-05-13 Janis Johnson <janis187@us.ibm.com>
7319 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
7320 (handle_stdc_pragma): Use new enum constant names.
7321 (handle_pragma_float_const_decimal64): Ditto.
7323 2009-05-13 Ian Lance Taylor <iant@google.com>
7325 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
7328 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
7330 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
7331 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
7333 * config/m68k/m68k.h (FL_UCLINUX): Define.
7335 2009-05-13 Jan Hubicka <jh@suse.cz>
7337 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
7339 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7341 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
7342 unless -fschedule-insns is specified.
7344 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7347 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
7348 TARGET_EXPAND_CBRANCHDI4.
7349 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
7350 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
7351 (cmpeqdi): Fix comment.
7353 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7355 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
7356 (sh_legitimate_address_p): Likewise.
7357 * config/sh/sh.c (sh_legitimate_index_p): New.
7358 (sh_legitimate_address_p): Likewise.
7359 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
7360 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
7361 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
7362 (MAYBE_BASE_REGISTER_RTX_P): New macro.
7363 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
7364 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
7365 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
7366 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
7367 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
7369 2009-05-12 Jan Hubicka <jh@suse.cz>
7371 * tree-inline.c (estimate_operator_cost): Add operands;
7372 when division happens by constant, it is cheap.
7373 (estimate_num_insns): Loads and stores are not having cost of 0;
7374 EH magic stuff is cheap; when computing runtime cost of switch,
7375 use log2 base of amount of its cases; builtin_expect has cost of 0;
7376 compute cost for moving return value of call.
7377 (init_inline_once): Initialize time_based flags.
7378 * tree-inline.h (eni_weights_d): Add time_based flag.
7380 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7382 * df-core.c: Update head documentation.
7384 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
7387 * rs6000.c (rs6000_generate_compare): Use op1b instead of
7388 shadowing exisiting variable op1.
7390 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
7393 * config/i386/driver-i386.c (processor_signatures): New enum.
7394 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
7395 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
7396 processor signature to detect geode processor.
7398 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7402 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7404 * optabs.c (prepare_cmp_insn): Temporarily disable test that
7405 causes spurious differences between trunk and cond-optab branch.
7407 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7409 * dojump.c (compare_from_rtx): Delete.
7410 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
7411 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
7412 if the comparison does not satisfy the predicate; test predicates for
7413 operands 2 and 3 of a cstore pattern. Don't try cstore optab
7414 further if one existing pattern fails.
7415 * expr.h (compare_from_rtx): Delete.
7416 (prepare_operand): Declare it.
7417 * optabs.c: Change "lib call" to "libcall" throughout.
7418 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
7419 HAVE_conditional_trap, emit_cmp_insn): Delete.
7420 (can_compare_p): Delete cmp_optab case.
7421 (prepare_float_lib_cmp): Return an rtx and a machine mode.
7422 Accept other parameters by value.
7423 (prepare_operand): Make non-static.
7424 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
7425 other parameters by value. Try to widen operands here based on
7426 an optab_methods argument and looking at cbranch_optab.
7427 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
7428 loop. Use cbranch_optab directly.
7429 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
7430 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
7432 (emit_conditional_move, emit_conditional_add): Inline what's needed
7433 of compare_from_rtx, using new prepare_cmp_insn for the rest.
7434 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
7435 with COMPARE. Move cmov_optab and cstore_optab above
7436 with cbranch_optab, move cmp_optab down with ucmp_optab,
7437 remove tst_otpab. Do not initialize trap_rtx.
7438 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
7439 for trap code. Do not check HAVE_conditional_trap. Use
7440 prepare_cmp_insn. Accept no predicate for operand 3.
7441 * optabs.h (OTI_cmp): Mark as used only for libcalls.
7442 (OTI_ctrap, ctrap_optab): New.
7443 (tst_optab): Delete.
7444 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
7445 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
7446 with lookup of ctrap_optab.
7447 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
7451 * combine.c (combine_simplify_rtx, simplify_set): Do not
7452 special case comparing against zero for cc0 machines.
7453 * simplify-rtx.c (simplify_binary_operation_1): Never remove
7454 COMPARE on cc0 machines.
7455 (simplify_relational_operation): Return a new expression when
7456 a COMPARE could be removed.
7457 * final.c (final_scan_insn): Compare cc_status values
7458 against LHS of a (compare FOO (const_int 0)) cc0 source.
7459 Also check if cc_status.value is the full compare.
7461 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
7462 (cstoreMM4): Document.
7463 (conditional_trap): Document ctrapMM4 instead.
7464 (sync_compare_and_swapMM): Refer to cbranchcc4.
7465 (Dependent Patterns): Eliminate obsolete information referring to
7466 the old jump optimization phase.
7467 (Canonicalization): Include cbranchcc4 case, omit canonicalization
7468 of compares with 0 on cc0 machines.
7469 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
7470 avoiding references to cc0. Remove text about storing operands
7472 * doc/tm.texi (Condition Codes): Include blurb on different
7473 condition code representations, separate into subsections for
7474 CC0, MODE_CC and conditional execution.
7476 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
7477 alpha_emit_setcc): Accept operands and a machine mode.
7478 * config/alpha/alpha.c (alpha_emit_conditional_branch):
7479 Get code/op0/op1 from operands, use machine mode argument
7480 instead of alpha_compare.fp_p. Emit the branch here.
7481 (alpha_emit_setcc): Likewise, and return boolean.
7482 (alpha_emit_conditional_move): Likewise. Assert that
7483 cmp_op_mode == cmp_mode, and simplify accordingly.
7484 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
7485 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
7486 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
7488 (stack probe test): Use cbranchdi4.
7489 * config/alpha/predicates.md (alpha_cbranch_operator): New.
7491 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
7492 * config/arc/arc.h (movsicc, movsfcc): Use it.
7493 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
7494 (cbranchsi4, cstoresi4): New.
7495 (cmpsi, bCC and sCC expanders): Remove.
7497 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
7498 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
7499 * config/arm/predicates.md (arm_comparison_operator): Only include
7500 floating-point operators if there is a hardware floating-point unit.
7501 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
7502 deferring to cbranch_cc and cstore_cc respectively.
7503 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
7504 cbranch_cc, cstore_cc): New.
7505 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
7507 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
7509 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
7510 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
7512 (adjust_insn_length): Adjust calls.
7513 (avr_reorg): Handle (compare (foo) (const_int 0)).
7514 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
7515 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
7516 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
7517 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
7519 (cbranchqi4, cbranchhi4, cbranchsi4): New.
7520 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
7522 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
7523 (cbranchsi4, cstorebi4, cstoresi4): New.
7524 (movbisi): This insn is duplicate, split it to zero_extend.
7525 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
7526 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
7527 (bfin_optimize_loop): Use cbranch expander.
7528 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
7529 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
7530 (bfin_bimode_comparison_operator): ... this.
7531 (bfin_direct_comparison_operator): New.
7533 * config/cris/cris.c (cris_normal_notice_update_cc): Look
7534 inside (compare FOO (const_int 0)).
7535 (cris_rtx_costs): Handle ZERO_EXTRACT.
7536 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
7537 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
7538 (*tstdi_v32): Delete.
7539 (*cmpdi_non_v32): Add M alternative for operand 1.
7540 (cmpsi, cmp<mode>): Make private.
7541 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
7543 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
7545 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
7546 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
7547 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
7548 (cc_reg_operand): New.
7550 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
7551 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
7552 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
7553 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
7554 crx_expand_scond): Delete.
7556 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
7558 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
7559 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
7561 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
7562 cstoresi4, cstoresf4, cstoredf4): New.
7563 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
7564 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
7565 Receive the entire operands array.
7566 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
7567 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
7568 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
7569 Get test/op0/op1 from the operands array.
7570 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
7572 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
7573 (h8300_expand_store): New.
7574 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
7576 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
7577 (h8300_expand_store): New.
7578 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
7579 or do not try to produce (set (cc0) REG).
7580 (peepholes): Wrap arguments with COMPARE. Add a peephole to
7581 change a compare into a move to a scratch register. Disable some
7582 peepholes when comparing with zero.
7583 (tstsi, tsthi, tstsi, cmpqi): Make private.
7586 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
7589 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
7590 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
7591 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
7592 (ix86_emit_i387_log1p): Use cbranchxf2.
7593 (ix86_expand_setcc): Return void.
7594 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
7595 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
7596 cmp<MODEF>, cmpcc): Remove.
7597 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
7598 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
7599 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
7600 (sCC and bCC expanders): Remove.
7601 (stack_protect_test): Use cbranchcc4.
7603 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
7605 (ia64_expand_compare): Accept three rtx by reference and return void.
7606 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
7607 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
7608 from *expr. Update *expr with the BImode comparison to do.
7609 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
7610 cmptf, bCC, sCC, conditional_trap): Delete.
7611 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
7612 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
7613 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
7614 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
7615 * config/ia64/predicates.md (ia64_cbranch_operator): New.
7617 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
7618 type of last argument.
7619 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
7620 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
7621 use machine mode argument instead of branch_type. Remove dead
7622 code for floating-point comparisons.
7623 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
7624 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
7626 (cbranchsi4, cstoresi4): New.
7627 * config/iq2000/predicates.md (reg_or_const_operand): New.
7629 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
7630 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
7631 (b<code>_op): Rewrite to...
7632 (bcc_op): ... this, using match_operator.
7633 (s<code>_op): Rewrite to...
7634 (scc_op): ... this, using match_operator.
7635 (s<code>_24_op): Rewrite to...
7636 (scc_op_24): ... this, using match_operator.
7637 (s<code>_<mode>): Rewrite to...
7638 (cstore<mode>4): ... this, using match_operator.
7639 (s<code>_<mode>_24): Rewrite to...
7640 (cstore<mode>4_24): ... this, using match_operator.
7641 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
7642 m32c_unpend_compare, m32c_expand_scc): Delete.
7643 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
7644 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
7645 (m32c_expand_movcc): Change NE to EQ if necessary.
7646 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
7648 * config/m32r/m32r-protos.h (gen_cond_store): New.
7649 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
7650 (gen_cond_store): New, from sCC patterns.
7651 (m32r_expand_block_move): Use cbranchsi4.
7652 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
7653 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
7654 (cbranchsi4, cstoresi4): New.
7656 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
7658 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
7659 (m68hc11_notice_update_cc): Look into a compare with 0.
7660 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
7662 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
7663 cmphi, cmpqi, bCC): Delete.
7664 (cbranchsi4, cbranchhi4, cbranchqi4): New.
7665 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
7666 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
7669 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
7670 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
7671 * config/m68k/constraints.md (H): New.
7672 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
7673 the define_insn below.
7674 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
7675 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
7676 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
7677 patterns): Wrap RHS with COMPARE.
7678 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
7679 (*cmpdi_internal): Name this pattern.
7680 (cmpdi): Change to define_insn.
7681 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
7682 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
7683 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
7685 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
7686 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
7687 (conditional_trap): Change to...
7688 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
7689 (*conditional_trap): Use the ordered_comparison_operator and
7690 const1_operand predicates.
7691 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
7692 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
7693 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
7694 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
7696 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
7697 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
7698 (mcore_gen_compare): New.
7699 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
7700 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
7701 (mcore_gen_compare): ... this.
7702 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
7703 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
7704 (stack probe pattern): Use cbranchsi4.
7706 * config/mips/predicates.md (mips_cstore_operator): New.
7707 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
7708 * config/mips/mips.md (any_cond): Delete.
7709 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
7711 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
7712 fixuns_truncsfdi2): Use cbranch patterns.
7713 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
7714 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
7715 Adjust call to mips_expand_conditional_branch.
7716 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
7718 * config/mips/mips-protos.h (mips_expand_conditional_branch,
7719 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
7720 * config/mips/mips.c (cmp_operands): Delete.
7721 (mips_emit_compare): Get comparison operands from *op0/*op1.
7722 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
7723 that it succeeds. Use op0/op1 instead of cmp_operands.
7724 (mips_expand_conditional_branch, mips_expand_conditional_move,
7725 mips_expand_conditional_trap): Likewise.
7726 (mips_block_move_loop): Use cbranch patterns.
7727 * config/mips/mips.h (cmp_operands): Delete.
7729 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
7730 (mmix_gen_compare_reg): Just return a register in the right CC mode.
7731 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
7732 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
7733 (*cmpcc_folded): Rename to...
7734 (*cmpdi_folded): this.
7735 (*cmpcc): Rename to...
7737 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
7740 (cbranchdf4): New. Handle invalid comparisons here.
7741 * config/mmix/predicates.md (float_comparison_operator): New.
7743 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
7744 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
7745 * config/mn10300/mn10300.md (tst): Delete.
7746 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
7747 Name these patterns and wrap RHS in a compare.
7748 (*cmpsi): Make this pattern private. Include tst.
7749 (*cmpsf): Make this pattern private.
7750 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
7751 (compare with zero peepholes): Likewise.
7753 (cbranchsi4, cbranchsf4): New.
7754 (casesi): Use cbranchsi4.
7756 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
7757 hppa_branch_type): Delete.
7758 (return_addr_rtx): Use cbranchsi4.
7759 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
7760 Emit CCFPmode comparison here.
7761 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
7762 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
7763 hppa_branch_type): Delete.
7764 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
7765 (movsicc, movdicc): Remove references to hppa_compare_op0,
7766 hppa_compare_op1 and compare_from_rtx.
7767 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
7768 (casesi): Use cbranchsi4.
7770 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
7771 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
7772 * config/pdp11/pdp11.md (register_or_const0_operand): New.
7773 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
7774 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
7776 (cbranchdf4, cbranchhi4, cbranchqi4): New.
7777 (*branch, *branch_inverted): New.
7779 * config/picochip/picochip.md (cbranchhi4): Use
7780 ordered_comparison_operator.
7781 (cmphi, bCC): Remove.
7783 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
7784 (trap_comparison_operator): Delete.
7785 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
7786 rs6000_emit_cbranch): Accept mode and operands.
7787 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
7788 rs6000_compare_fp_p): Delete.
7789 (rs6000_generate_compare): Accept mode and comparison. Extract code
7790 and op0/op1 from there. Replace references to rs6000_compare_op0
7791 and rs6000_compare_op1.
7792 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
7793 extract result from passed operands.
7794 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
7795 extract loc from passed operands.
7796 (rs6000_emit_cmove): Likewise.
7797 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
7798 rs6000_compare_fp_p): Delete.
7799 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
7800 (cbranch<GPR>4, cbranch<FP>4): New.
7801 (cstore<mode>4): New. Consolidate here all choices about when to use
7802 portable or specialized sCC sequences.
7803 (stack_protect_test): Use cbranchsi4.
7804 (conditional_trap): Replace with ctrap<GPR>4.
7805 (conditional trap insn): Replace trap_comparison_operator with
7806 ordered_comparison_operator.
7808 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
7809 (s390_emit_prologue): Use ctrap.
7810 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
7811 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
7812 New predicates replacing...
7813 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
7814 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
7815 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
7816 (add<mode>cc): Do not use s390_compare_op0/op1.
7817 (s<code>): Change to...
7818 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
7820 (cstorecc4): ... this. Handle EQ or NE equally.
7821 (*sne): Un-privatize for use in cstorecc4.
7822 (b<code>): Change to...
7823 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
7824 (conditional_trap): Replace with...
7825 (ctrap<GPR>4, ctrap<FP>4): ... these.
7826 (stack_protect): Use cbranchcc4.
7828 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
7829 * config/score/score-protos.h (score_gen_cmp): Delete.
7830 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
7831 (score_block_move-loop): Use cbranchsi4.
7832 * config/score/score.md (cbranchsi4): New.
7833 (cmpsi, bCC): Delete.
7834 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
7835 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
7836 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
7837 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
7838 * config/score/score3.h (score3_gen_cmp): Delete.
7839 * config/score/score7.h (score7_gen_cmp): Delete.
7841 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
7842 (sh_emit_scc_to_t): ... this. Return void.
7843 (from_compare): Rename to...
7844 (sh_emit_compare_and_branch): ... this.
7845 (sh_emit_compare_and_set): New.
7846 (sh_expand_t_scc): Accept operands.
7847 * config/sh/predicates.md (sh_float_comparison_operator): New.
7848 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
7849 (prepare_scc_operands): Rename to...
7850 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
7852 (sh_emit_cheap_store_flag): New.
7853 (sh_emit_set_t_insn): New.
7854 (from_compare): Rename to...
7855 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
7856 handling of TARGET_SH2E floating point to avoid recursive call.
7857 Generate branch here.
7858 (sh_emit_compare_and_set): New.
7859 (sh_expand_t_scc): Get op0/op1 from arguments.
7860 (sh_emit_cheap_store_flag): New.
7861 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
7863 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
7864 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
7865 (movsicc, movdicc): Do nothing when it recreated operands from
7866 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
7867 prepare_scc_operands (now sh_emit_scc_to_t).
7868 (udivdi3): Use cstoresi4.
7869 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
7870 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
7871 (cbranchint4_media, cbranchfp4_media): New.
7872 (casesi): Use cbranchdi4.
7873 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
7875 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
7876 (movnegt): Remove second operand.
7877 (cbranchsf4, cbranchdf4): New.
7878 (stack_protect): Use cbranchdi4/cbranchsi4.
7880 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
7881 (gen_compare_reg): Accept comparison, extract part of it to...
7882 (gen_compare_reg_1): ... this.
7883 (gen_compare_operator): Delete.
7884 (gen_v9_scc): Accept separate destination, comparison code and arms.
7885 Do not use sparc_compare_op0/sparc_compare_op1.
7886 (emit_scc_insn, emit_conditional_branch_insn): New.
7887 (emit_v9_brxx): Make static. Remove useless assertion.
7888 (sparc_emit_float_lib_cmp): Return RTL instead of calling
7890 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
7891 * config/sparc/sparc-protos.h (gen_compare_reg,
7892 sparc_emit_float_lib_cmp): Adjust prototype.
7893 (emit_scc_insn, emit_conditional_branch_insn): New.
7894 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
7895 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
7896 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
7897 iterators to the top.
7898 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
7899 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
7900 snedi_special_trunc): Delete.
7901 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
7902 and snedi_special_trunc.
7903 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
7904 cbranchdi4, cbranch<F:mode>4): New.
7905 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
7906 here. Use gen_compare_reg instead of gen_compare_operator.
7907 (conditional_trap): Replace with...
7908 (ctrapsi4, ctrapdi4): ... this.
7909 (stack_protect_test): Use cbranchcc4.
7911 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
7913 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
7914 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
7915 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
7916 from operands[0] or operands[3] depending on is_set.
7917 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
7918 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
7919 cmpdf, bCC), sCC: Remove.
7920 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
7921 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
7923 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
7924 spu_emit_branch_or_set.
7926 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
7928 * config/stormy16/stormy16.h (xstormy16_compare_op0,
7929 xstormy16_compare_op1): Delete.
7930 * config/stormy16/stormy16.c (xstormy16_compare_op0,
7931 xstormy16_compare_op1): Delete.
7932 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
7934 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
7935 (cmphi, cmpsi, bCC): Remove.
7937 * config/v850/v850.md (tstsi, cmpsi): Fold into...
7938 (*cmpsi): ... this one.
7939 (cbranchsi4, cstoresi4): New.
7940 (bCC expanders): Delete.
7941 (sCC insns): Fold into...
7942 (*setcc): ... this one.
7943 (casesi): Do not use gen_cmpsi and gen_bgtu.
7944 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
7945 (movsicc): Simplify.
7946 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
7948 * config/vax/vax-protos.h (cond_name): New.
7949 (vax_output_conditional_branch): Remove.
7950 * config/vax/vax.c (cond_name): New.
7951 (vax_output_conditional_branch): Remove.
7952 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
7953 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
7954 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
7955 (bit<VAXint>): Wrap source with (compare).
7956 (b<code> and following unnamed pattern): Rename to *branch and
7957 *branch_reversed. Change macroization to match_operator.
7958 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
7960 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
7961 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
7962 Change last argument to machine_mode.
7963 (xtensa_expand_scc): Add machine_mode argument.
7964 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
7965 (gen_conditional_move, xtensa_expand_conditional_branch,
7966 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
7967 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
7968 Adjust operand numbers.
7969 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
7971 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
7972 (cmpsi, cmpsf, b<code>, s<code>): Delete.
7973 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
7975 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7977 * optabs.c (prepare_cmp_insn): Temporarily disable test that
7978 causes spurious differences between trunk and cond-optab branch.
7980 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
7983 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
7985 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
7987 * tree.c (iterative_hash_pointer): Delete.
7988 (iterative_hash_expr): Short-circuit handling of NULL pointer.
7989 Hash UIDs and versions of SSA names. Don't special-case built-in
7990 function declarations.
7992 2009-05-11 Ian Lance Taylor <iant@google.com>
7995 * graphite.c: Force -Wc++-compat to only be a warning before
7996 #including "cloog/cloog.h".
7998 2009-05-11 Martin Jambor <mjambor@suse.cz>
8000 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
8002 2009-05-11 Jan Hubicka <jh@suse.cz>
8004 * tree-ssa-loop-ivcanon.c: Include target.h
8005 (struct loop_size): new structure.
8006 (constant_after_peeling): New predicate.
8007 (tree_estimate_loop_size): New function.
8008 (estimated_unrolled_size): Rewrite for new estimates.
8009 (try_unroll_loop_completely): Use new estimates.
8010 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
8012 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
8014 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
8015 libcpp interface change.
8016 (spu_macro_to_expand): Likewise.
8018 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
8020 PR tree-optimization/40026
8021 * gimplify.c (gimplify_init_constructor): Change initial conditional
8022 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
8023 optimize_compound_literals_in_ctor.
8025 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
8027 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
8029 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
8031 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
8033 * tree-vect-data-refs.c (vect_analyze_group_access): Use
8034 HOST_WIDE_INT for gap.
8036 2009-05-11 Ira Rosen <irar@il.ibm.com>
8038 PR tree-optimization/40074
8039 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
8040 account in group size and step comparison.
8042 2009-05-11 Richard Guenther <rguenther@suse.de>
8044 * passes.c (init_optimization_passes): Strip now incorrect comment.
8045 (execute_function_todo): Do not set PROP_alias.
8046 * tree-pass.h (PROP_alias): Remove.
8047 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
8048 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
8049 * tree-nrv.c (pass_return_slot): Likewise.
8050 * tree-object-size.c (pass_object_sizes): Likewise.
8051 * tree-ssa-dom.c (pass_dominator): Likewise.
8052 (pass_phi_only_cprop): Likewise.
8053 * tree-ssa-dse.c (pass_dse): Likewise.
8054 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
8055 (pass_cselim): Likewise.
8056 * tree-ssa-pre.c (pass_pre): Likewise.
8057 (pass_fre): Likewise.
8058 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
8059 * tree-ssa-sink.c (pass_sink_code): Likewise.
8060 * tree-stdarg.c (pass_stdarg): Likewise.
8061 * tree-tailcall.c (pass_tail_calls): Likewise.
8062 * tree-vrp.c (pass_vrp): Likewise.
8064 2009-05-10 Ian Lance Taylor <iant@google.com>
8066 * basic-block.h (enum profile_status): Break out of struct
8068 * cgraph.h (struct inline_summary): Break out of struct
8070 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
8071 of struct cgraph_order_sort.
8072 * combine.c (enum undo_kind): New enum, broken out of struct undo.
8073 * cse.c (struct branch_path): Break out of struct
8074 cse_basic_block_data.
8075 * except.h (enum eh_region_type): Break out of struct eh_region.
8076 * gcc.c (enum add_del): Break out of struct modify_target.
8077 * genrecog.c (enum decision_type): Break out of struct decision_test.
8078 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
8080 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
8081 * regmove.c (enum match_use): New enum, broken out of struct match.
8082 * sched-int.h (enum post_call_group): New enum, broken out of
8084 (struct deps_reg): Break out of struct deps.
8085 * target.h (struct asm_int_op): Break out of struct gcc_target.
8086 * tree-eh.c (struct goto_queue_node): Break out of struct
8088 * tree-inline.h (enum copy_body_cge_which): Break out of
8090 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
8092 * c-decl.c (in_struct, struct_types): New static variables.
8093 (pushtag): Add loc parameter. Change all callers.
8094 (lookup_tag): Add ploc parameter. Change all callers.
8095 (check_compound_literal_type): New function.
8096 (parser_xref_tag): Add loc parameter. Change all callers. If
8097 -Wc++-compat, warn about struct/union/enum types defined within a
8099 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
8100 and loc parameters. Change all callers. Change error calls to
8101 error_at, using loc. For a redefinition, if the location of the
8102 original definition is known, report it. Set in_struct and
8103 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
8104 (finish_struct): Add new parameters enclosing_in_struct and
8105 enclosing_struct_types. Change all callers. Set
8106 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
8107 in the struct. If in a struct, add this struct to struct_types.
8108 (start_enum): Add loc parameter. Change all callers. Use
8109 error_at for errors, using loc. For a redefinition, if the
8110 location of the original definition is known, report it. If in a
8111 struct, add this enum type to struct_types. If -Wc++-compat warn
8112 if in sizeof, typeof, or alignof.
8113 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
8114 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
8115 (c_parser_enum_specifier): Get enum location for start_enum.
8116 (c_parser_struct_or_union_specifier): Get struct location for
8117 start_struct. Save in_struct and struct_types status between
8118 start_struct and finish_struct.
8119 (c_parser_cast_expression): Get location of cast.
8120 (c_parser_alignof_expression): Get location of type.
8121 (c_parser_postfix_expression): Likewise.
8122 (c_parser_postfix_expression_after_paren_type): Add type_loc
8123 parameter. Change all callers. Call check_compound_literal_type.
8124 Use type_loc for error about variable size type.
8125 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
8126 of an enum constant from an enum type defined in a struct or union.
8127 (c_cast_expr): Add loc parameter. Change all callers. If
8128 -Wc++-compat, warn about defining a type in a cast.
8129 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
8130 (start_enum, start_struct, finish_struct): Update declarations.
8131 (parser_xref_tag, c_cast_expr): Update declarations.
8132 (check_compound_literal_type): Declare.
8134 2009-05-11 Ben Elliston <bje@au.ibm.com>
8136 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
8137 for recent libcpp interface change.
8138 (rs6000_macro_to_expand): Likewise.
8140 2009-05-10 Michael Matz <matz@suse.de>
8143 * config/arm/arm.c (require_pic_register): Emit on entry edge,
8144 not at entry of function.
8146 2009-05-10 Richard Guenther <rguenther@suse.de>
8148 PR tree-optimization/40081
8150 * tree-sra.c (instantiate_element): Instantiate scalar replacements
8151 using the main variant of the element type. Do not fiddle with
8152 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
8154 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
8155 structs with volatile fields.
8157 2009-05-10 Jan Hubicka <jh@suse.cz>
8159 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
8160 (estimate_move_cost): Assert that it does not get called for
8162 (estimate_num_insns): Skip VOID types in argument handling.
8163 (optimize_inline_calls): Delete unreachable blocks and verify that
8166 2009-05-10 Jan Hubicka <jh@suse.cz>
8168 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
8169 * cgraph.c (cgraph_mark_address_taken_node): New function.
8170 (dump_cgraph_node): Dump new flag.
8171 * cgraph.h (struct cgraph_node): Add address_taken.
8172 (cgraph_mark_address_taken_node): New function.
8173 * ipa.c (cgraph_postorder): Prioritize functions with address taken
8174 since new direct calls can be born.
8176 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8178 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
8181 2009-05-10 Jan Hubicka <jh@suse.cz>
8184 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
8186 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
8187 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
8188 * tree-inline.c (copy_bb): Set frequency correctly.
8189 (fold_marked_statements): Update call to
8190 cgraph_update_edges_for_call_stmt.
8192 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8194 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
8195 identifiers in diagnostics.
8196 * config/arm/arm.c (arm_handle_fndecl_attribute,
8197 arm_handle_isr_attribute): Likewise.
8198 * config/avr/avr.c (avr_handle_progmem_attribute,
8199 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
8200 * config/bfin/bfin.c (handle_int_attribute,
8201 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
8202 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
8203 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
8205 * config/darwin.c (darwin_handle_kext_attribute,
8206 darwin_handle_weak_import_attribute): Likewise.
8207 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
8208 h8300_handle_eightbit_data_attribute,
8209 h8300_handle_tiny_data_attribute): Likewise.
8210 * config/i386/i386.c (ix86_handle_cconv_attribute,
8211 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
8212 * config/i386/winnt.c (ix86_handle_shared_attribute,
8213 ix86_handle_selectany_attribute): Likewise.
8214 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
8215 * config/m32c/m32c.c (function_vector_handler): Likewise.
8216 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
8217 m68hc11_handle_fntype_attribute): Likewise.
8218 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
8219 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
8220 * config/mips/mips.c (mips_insert_attributes,
8221 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
8222 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
8223 rs6000_handle_struct_attribute): Likewise.
8224 * config/sh/sh.c (sh_insert_attributes,
8225 sh_handle_resbank_handler_attribute,
8226 sh_handle_interrupt_handler_attribute,
8227 sh2a_handle_function_vector_handler_attribute,
8228 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
8230 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
8231 * config/spu/spu.c (spu_handle_fndecl_attribute,
8232 spu_handle_vector_attribute): Likewise.
8233 * config/stormy16/stormy16.c
8234 (xstormy16_handle_interrupt_attribute): Likewise.
8235 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
8236 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
8238 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8240 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
8241 (pp_translate_identifiers): New.
8242 (pp_identifier): Only conditionally translate identifier to locale
8244 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
8245 (pp_base_tree_identifier): Only conditionally translate identifier
8246 to locale character set.
8247 * c-pretty-print.c (M_): Define.
8248 (pp_c_type_specifier, pp_c_primary_expression): Mark English
8249 fragments for conditional translation with M_.
8250 * tree-pretty-print.c (maybe_init_pretty_print): Disable
8251 identifier translation.
8253 2009-05-10 Richard Guenther <rguenther@suse.de>
8255 PR tree-optimization/40081
8256 * tree-sra.c (instantiate_element): Instantiate scalar replacements
8257 using the main variant of the element type. Do not fiddle with
8258 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
8260 2009-05-09 Jan Hubicka <jh@suse.cz>
8263 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
8264 indirect calls; verify cgraph afterwards.
8266 2009-05-09 Jan Hubicka <jh@suse.cz>
8269 * ipa.c (update_inlined_to_pointer): New function.
8270 (cgraph_remove_unreachable_nodes): Use it.
8272 2009-05-09 Jan Hubicka <jh@suse.cz>
8274 * tree-eh.c (struct leh_state): Remove prev_try.
8275 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
8277 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
8278 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
8279 remove_eh_handler_and_replace, foreach_reachable_handler,
8280 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
8281 * except.h (struct eh_region): Remove eh_region_u_cleanup.
8282 (gen_eh_region_cleanup): Update prototype.
8284 2009-05-09 Jan Hubicka <jh@suse.cz>
8287 * except.c (copy_eh_region): Always set prev_try.
8288 (redirect_eh_edge_to_label): Find outer try.
8289 (foreach_reachable_handler): When looking for prev try
8290 handle case where previous try is not going to be taken.
8292 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
8294 PR tree-optimization/40049
8295 * tree-vect-stmts.c (vectorizable_operation): If the machine has
8296 only vector/vector shifts, convert the type of the constant to the
8297 appropriate type to avoid building incorrect trees, which
8298 eventually have problems with garbage collection.
8300 2009-05-08 Joseph Myers <joseph@codesourcery.com>
8302 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
8303 -1 for complex floating-point types if honoring signed zeros.
8305 2009-05-08 Jan Hubicka <jh@suse.cz>
8307 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
8308 argument; handle correctly when profile is absent.
8309 (build_cgraph_edges): Update.
8310 (rebuild_cgraph_edges): Update.
8311 * cgraph.c: Do not include varray.h.
8312 (cgraph_set_call_stmt_including_clones): New function.
8313 (cgraph_create_edge_including_clones): Likewise
8314 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
8315 (cgraph_update_edges_for_call_stmt): Handle clones.
8316 (cgraph_remove_node): Handle clone tree.
8317 (cgraph_remove_node_and_inline_clones): New function.
8318 (dump_cgraph_node): Dump clone tree.
8319 (cgraph_clone_node): Handle clone tree.
8320 (clone_function_name): Bring here from tree-inline.c.
8321 (cgraph_create_virtual_clone): New function.
8322 * cgraph.h (ipa_replace_map): Move here from ipa.h.
8323 (cgraph_clone_info): New function.
8324 (strut cgraph_node): Add clone_info and new clone tree pointers.
8325 (cgraph_remove_node_and_inline_clones,
8326 cgraph_set_call_stmt_including_clones,
8327 cgraph_create_edge_including_clones,
8328 cgraph_create_virtual_clone): Declare.
8329 (cgraph_function_versioning): Use VEC argument.
8330 (compute_call_stmt_bb_frequency): Update prototype.
8331 (cgraph_materialize_all_clones): New function.
8332 * ipa-cp.c (ipcp_update_cloned_node): Remove.
8333 (ipcp_create_replace_map): Update to VECtors.
8334 (ipcp_update_callgraph): Use virtual clones.
8335 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
8336 (ipcp_update_profiling): Do not update local profiling.
8337 (ipcp_insert_stage): Use VECtors and virtual clones.
8338 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
8339 (clone_of_p): New function.
8340 (cgraph_preserve_function_body_p): Use clone tree.
8341 (cgraph_optimize): Materialize clones.
8342 (cgraph_function_versioning): Update for VECtors.
8343 (save_inline_function_body): Use clone tree.
8344 (cgraph_materialize_clone): New function.
8345 (cgraph_materialize_all_clones): Likewise.
8346 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
8347 * ipa.c: Include gimple.h.
8348 (cgraph_remove_unreachable_nodes): Use clone tree.
8349 * ipa-prop.c (ipa_note_param_call): Update call to
8350 compute_call_stmt_bb_frequencycall.
8351 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
8352 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
8353 (copy_bb): Handle updating of clone tree; add new edge when new call
8355 (expand_call_inline): Be strict about every call having edge.
8356 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
8357 (delete_unreachable_blocks_update_callgraph): New function.
8358 (tree_function_versioning): Use VECtors; always remove unreachable
8359 blocks and fold conditionals.
8360 * tree-inline.h: Do not include varray.h.
8361 (tree_function_versioning): Remove.
8362 * Makefile.in (GTFILES): Remove tree-inline.c
8363 * passes.c (do_per_function): Do only functions having body.
8364 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
8367 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
8368 Andrew Morrow <acm@google.com>
8371 * c-common.c (c_common_attribute_table): Permit deprecated
8372 attribute to take an optional argument.
8373 (handle_deprecated_attribute): If the optional argument to
8374 __attribute__((deprecated)) is not a string ignore the attribute
8377 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
8378 * c-typeck.c (build_component_ref): Likewise.
8379 (build_external_ref): Likewise.
8381 * toplev.c (warn_deprecated_use): Add an attribute argument.
8382 Emit the message associated with __attribute__((deprecated)).
8384 * toplev.h (warn_deprecated_use): Updated.
8386 * doc/extend.texi: Document new optional parameter to
8387 __attribute__((deprecated))
8389 2009-05-08 Michael Eager <eager@eagercon.com>
8391 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
8392 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
8394 2009-05-08 Richard Guenther <rguenther@suse.de>
8396 PR tree-optimization/40062
8397 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
8398 Avoid exponential behavior.
8400 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8402 PR rtl-optimization/33928
8404 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
8405 process_uses, build_single_def_use_links): New.
8406 (update_df): Update use_def_ref.
8407 (forward_propagate_into): Use get_def_for_use instead of use-def
8409 (fwprop_init): Call build_single_def_use_links and let it initialize
8411 (fwprop_done): Free use_def_ref.
8412 (fwprop_addr): Eliminate duplicate call to df_set_flags.
8413 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
8414 df_rd_simulate_one_insn): New.
8415 (df_rd_bb_local_compute_process_def): Update head comment.
8416 (df_chain_create_bb): Use the new RD simulation functions.
8417 * df.h (df_rd_simulate_artificial_defs_at_top,
8418 df_rd_simulate_one_insn): New.
8419 * opts.c (decode_options): Enable fwprop at -O1.
8420 * doc/invoke.texi (-fforward-propagate): Document this.
8422 2009-05-08 Joseph Myers <joseph@codesourcery.com>
8425 * c-typeck.c (build_binary_op): Handle arithmetic between one real
8426 and one complex operand specially.
8427 * tree-complex.c (some_nonzerop): Do not identify a real value as
8428 zero if flag_signed_zeros.
8430 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8432 PR rtl-optimization/33928
8433 * loop-invariant.c (record_use): Fix && vs. || mishap.
8435 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8437 PR rtl-optimization/33928
8438 * loop-invariant.c (struct use): Add addr_use_p.
8439 (struct def): Add n_addr_uses.
8440 (struct invariant): Add cheap_address.
8441 (create_new_invariant): Set cheap_address.
8442 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
8443 (record_uses): Pass df_ref to record_use.
8444 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
8447 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
8449 * config/sh/sh.c: Do not include c-pragma.h.
8451 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
8453 * config/spu/spu.c: Remove include of c-common.h.
8455 2009-05-07 Janis Johnson <janis187@us.ibm.com>
8458 * c-common.h (mark_valid_location_for_stdc_pragma,
8459 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
8460 clear_float_const_decimal64, float_const_decimal64_p): New.
8461 * c.opt (Wunsuffixed-float-constants): New.
8462 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
8463 unsuffixed float constant, handle new warning.
8464 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
8465 * c-decl.c (c_scope): New flag float_const_decimal64.
8466 (set_float_const_decimal64, clear_float_const_decimal64,
8467 float_const_decimal64_p): New.
8468 (push_scope): Set new flag.
8469 * c-parser.c (c_parser_translation_unit): Mark when it's valid
8470 to use STDC pragmas.
8471 (c_parser_external_declaration): Ditto.
8472 (c_parser_compound_statement_nostart): Ditto.
8473 * c-pragma.c (valid_location_for_stdc_pragma,
8474 mark_valid_location_for_stdc_pragma,
8475 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
8476 handle_pragma_float_const_decimal64): New.
8477 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
8478 * cp/semantics.c (valid_location_for_stdc_pragma_p,
8479 set_float_const_decimal64, clear_float_const_decimal64,
8480 float_const_decimal64_p): New dummy functions.
8481 * doc/extend.texi (Decimal Float): Remove statement that the
8482 pragma, and suffix for double constants, are not supported.
8483 * doc/invoke.texi (Warning Options): List new option.
8484 (-Wunsuffixed-float-constants): New.
8486 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
8488 * config/i386/i386.c: Do not include c-common.h.
8490 2009-05-07 Mark Heffernan <meheff@google.com>
8492 * doc/invoke.texi (Debugging Options): Document change of debugging
8494 * opts.c (decode_options): Make dump_base_name relative to
8495 aux_base_name directory.
8497 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
8499 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
8500 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
8502 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
8504 * Makefile.in (install-plugin): Simplify a bit.
8506 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
8508 * Makefile.in (OBJS-common): Add regcprop.o.
8510 * timevar.def (TV_CPROP_REGISTERS): New.
8511 * regrename.c (regrename_optimize): Return 0.
8512 (rest_of_handle_regrename): Delete.
8513 (pass_rename_registers): Point to regrename_optimize.
8514 (struct value_data_entry, struct value_data,
8515 kill_value_one_regno, kill_value_regno, kill_value,
8516 set_value_regno, init_value_data, kill_clobbered_value,
8517 kill_set_value, kill_autoinc_value, copy_value,
8518 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
8519 replace_oldest_value_reg, replace_oldest_value_addr,
8520 replace_oldest_value_mem, copyprop_hardreg_forward_1,
8521 debug_value_data, validate_value_data): Move...
8522 * regcprop.c: ... here.
8523 (rest_of_handle_cprop): Delete.
8524 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
8526 2009-05-07 Jakub Jelinek <jakub@redhat.com>
8529 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
8530 GEN_INT for 1 << bitnum.
8531 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
8534 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
8536 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
8537 Remove wrong description of "nand" operation.
8539 2009-05-06 Richard Guenther <rguenther@suse.de>
8540 Adam Nemet <anemet@caviumnetworks.com>
8542 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
8543 comment. Add that if LHS is not a gimple register, then RHS1 has
8544 to be a single object (GIMPLE_SINGLE_RHS).
8546 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
8548 * expr.c (get_def_for_expr): Move it up in the file.
8549 (store_field): When expanding a bit-field store, look at the
8550 defining gimple stmt for the masking conversion.
8552 2009-05-06 Janis Johnson <janis187@us.ibm.com>
8555 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
8556 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
8557 32-bit memcpy into long.
8559 2009-05-06 Jakub Jelinek <jakub@redhat.com>
8561 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
8562 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
8564 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
8565 instead of appending DW_OP_deref*.
8567 2009-05-06 Michael Matz <matz@suse.de>
8570 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
8571 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
8573 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
8575 * Makefile.in (install-plugin): Fix srcdir handling.
8577 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
8579 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
8580 when processing for not_regs_needed bitmap.
8581 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
8582 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
8583 handling it for rhs.
8585 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
8587 * config/i386/i386.md (unnamed inc/dec peephole): Use
8588 optimize_insn_for_size_p instead of optimize_size.
8589 * config/i386/predicates.md (incdec_operand): Likewise.
8590 (aligned_operand): Likewise.
8591 * config/i386/sse.md (divv8sf3): Likewise.
8592 (sqrtv8sf2): Likewise.
8594 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
8596 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
8598 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
8600 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
8602 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
8603 ssemodesuffixf2c with avxmodesuffixf2c.
8605 2009-05-06 Joseph Myers <joseph@codesourcery.com>
8608 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
8610 2009-05-05 Jakub Jelinek <jakub@redhat.com>
8612 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
8613 (struct tree_base): Adjust spacing for 8 bit boundaries.
8614 (struct tree_decl_common): Add decl_by_reference_flag bit.
8615 (DECL_BY_REFERENCE): Adjust.
8616 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
8617 print DECL_BY_REFERENCE bit.
8618 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
8619 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
8620 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
8621 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
8625 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
8626 range of the type, but default label is missing, add it with one
8627 of the existing labels instead of adding a new label for it.
8629 2009-05-05 Joseph Myers <joseph@codesourcery.com>
8633 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
8635 * Makefile.in (enable_plugin, plugin_includedir): New.
8636 (install): Depend on install-plugin.
8637 (PLUGIN_HEADERS): New.
8638 (install-plugin): New.
8639 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
8641 2009-05-05 Richard Guenther <rguenther@suse.de>
8643 PR tree-optimization/40022
8644 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
8646 (phivn_valid_p): Fix tuplification error, simplify.
8647 (phiprop_insert_phi): Add dumps.
8648 (propagate_with_phi): Simplify.
8650 2009-05-05 Richard Guenther <rguenther@suse.de>
8653 * builtins.c (gimplify_va_arg_expr): Properly build the address.
8655 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
8657 * tree.h (strip_float_extensions): Remove duplicate declaration.
8658 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
8659 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
8660 block_ultimate_origin): Rearrange the declarations line to match the
8661 comment that indicates the .c file which the functions are defined.
8662 (dwarf2out_*, set_decl_rtl): Add comment.
8663 (get_base_address): Adjust comment.
8664 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
8665 declarations line and add comment.
8666 (is_builtin_name): Add blank after function name, for clarity.
8668 2009-05-04 Joseph Myers <joseph@codesourcery.com>
8670 * attribs.c (decl_attributes): Use %qE for identifiers in
8672 * cgraphunit.c (verify_cgraph_node): Translate function names to
8673 locale character set in diagnostics.
8674 * coverage.c (get_coverage_counts): Use %qE for identifiers in
8676 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
8677 Document that functions are named in UTF-8.
8678 * expr.c (expand_expr_real_1): Translate function names to locale
8679 character set in diagnostics.
8680 * gimplify.c (omp_notice_variable, omp_is_private,
8681 gimplify_scan_omp_clauses): Use %qE for identifiers in
8683 * langhooks.c (lhd_print_error_function): Translate function names
8684 to locale character set.
8685 * langhooks.h (decl_printable_name): Document that return value is
8686 in internal character set.
8687 * stmt.c: Include pretty-print.h
8688 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
8690 (resolve_operand_name_1): Translate named operand name to locale
8692 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
8694 * toplev.c (announce_function): Translate function names to locale
8696 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
8697 (default_tree_printer): Use pp_identifier or translate identifiers
8698 to locale character set. Mark "<anonymous>" for translation.
8699 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
8700 for identifiers in diagnostics.
8701 * tree.c (handle_dll_attribute): Use %qE for identifiers in
8703 * varasm.c (output_constructor): Use %qE for identifiers in
8706 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
8708 * configure.ac: use ` ` instead of $()
8709 * configure: Regenerate.
8711 2009-05-05 Ben Elliston <bje@au.ibm.com>
8713 * config/pa/linux-atomic.c: Eliminate conditional include of
8714 errno.h on non-LP64 systems to simplify build requirements.
8716 2009-05-04 Joseph Myers <joseph@codesourcery.com>
8718 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
8720 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
8721 and pass value to identifier_to_locale.
8722 (warn_variable_length_array): Make name a tree.
8723 (grokdeclarator): Separate diagnostic texts for named and unnamed
8724 declarators. Use %qE for named declarators.
8725 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
8727 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
8728 identifiers in diagnostics.
8729 * c-typeck.c (push_member_name, start_init): Pass identifiers to
8730 identifier_to_locale. Mark "anonymous" strings for translation.
8732 2009-05-04 Michael Eager <eager@eagercon.com>
8734 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
8735 address for DImode/DFmode only if double-precision FP regs.
8737 2009-05-04 Michael Eager <eager@eagercon.com>
8739 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
8740 TARGET_SINGLE_FLOAT check.
8742 2009-05-04 Michael Eager <eager@eagercon.com>
8744 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
8746 2009-05-04 Michael Eager <eager@eagercon.com>
8748 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
8749 * config/rs6000/t-xilinx: New
8751 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
8753 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
8754 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
8755 * gcc/explow.c (memory_address): Use target hook.
8756 * gcc/targhooks.c (default_legitimize_address): New.
8757 * gcc/targhooks.h (default_legitimize_address): New.
8758 * gcc/target.h (legitimize_address): New.
8759 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
8760 (TARGET_INITIALIZER): Include it.
8761 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
8763 * config/bfin/bfin-protos.h (legitimize_address): Remove.
8764 * config/bfin/bfin.c (legitimize_address): Remove.
8765 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
8766 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
8768 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
8769 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
8771 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
8772 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
8773 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
8774 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
8775 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
8776 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
8777 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
8778 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
8779 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
8780 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
8781 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
8782 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
8783 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
8784 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
8785 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
8786 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
8787 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
8788 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
8789 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
8790 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
8791 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
8792 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
8793 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
8795 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
8796 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
8797 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
8798 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
8799 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
8800 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
8801 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
8802 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
8803 (thumb_legitimize_address): Delete.
8804 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
8805 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
8806 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
8807 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
8808 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
8809 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
8811 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
8814 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
8815 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
8816 * config/m32r/m32r.c (m32r_legitimize_address): New.
8817 * config/m68k/m68k.c (m68k_legitimize_address): New.
8818 * config/score/score.c (score_legitimize_address): Standardize.
8819 * config/score/score3.c (score3_legitimize_address): Standardize.
8820 * config/score/score3.h (score3_legitimize_address): Adjust.
8821 * config/score/score7.c (score7_legitimize_address): Standardize.
8822 * config/score/score7.h (score7_legitimize_address): Adjust.
8823 * config/sh/sh.c (sh_legitimize_address): New.
8824 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
8826 * gcc/config/s390/s390.c (legitimize_address): Rename to...
8827 (s390_legitimize_address): ... this.
8828 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
8829 (sparc_legitimize_address): ... this.
8830 * gcc/config/i386/i386.c (legitimize_address): Rename to...
8831 (ix86_legitimize_address): ... this.
8832 * gcc/config/avr/avr.c (legitimize_address): Rename to...
8833 (avr_legitimize_address): ... this.
8834 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
8835 (mn10300_legitimize_address): ... this.
8836 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
8837 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
8838 (alpha_expand_mov): Adjust call.
8840 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
8841 * config/spu/spu.c (spu_legitimize_address): Likewise.
8842 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
8843 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
8845 2009-05-04 Joseph Myers <joseph@codesourcery.com>
8847 * intl.c (locale_encoding, locale_utf8): New.
8848 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
8849 * intl.h (locale_encoding, locale_utf8): Declare.
8850 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
8851 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
8853 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
8855 (pp_tree_identifier): Define to call pp_base_tree_identifier.
8856 (pp_base_tree_identifier): Declare as function.
8857 (identifier_to_locale): Declare.
8858 * Makefile.in (pretty-print.o): Update dependencies.
8859 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
8861 2009-05-04 Richard Guenther <rguenther@suse.de>
8864 * builtins.c (fold_builtin_memory_op): Do not decay to element
8865 type if the size matches the whole array.
8867 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
8869 * expmed.c (synth_mult): When trying out a shift, pass the result
8872 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
8874 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
8875 (shiftsub1_cost): New.
8876 (init_expmed): Compute shiftsub1_cost.
8877 (synth_mult): Optimize multiplications by constants of the form
8878 -(2^^m-1) for some constant positive integer m.
8880 2009-05-03 Richard Guenther <rguenther@suse.de>
8883 * c-typeck.c (array_to_pointer_conversion): Do not built
8884 ADDR_EXPRs of arrays of pointer-to-element type.
8885 * c-gimplify.c (c_gimplify_expr): Revert change fixing
8886 up wrong ADDR_EXPRs after-the-fact.
8887 * c-common.c (strict_aliasing_warning): Strip pointer
8888 conversions for obtaining the original type.
8889 * builtins.c (fold_builtin_memset): Handle array types.
8890 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
8893 2009-05-03 Richard Guenther <rguenther@suse.de>
8896 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
8897 Do not lose casts from array types with unknown extent to array
8898 types with known extent.
8899 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
8900 alias set compatibility.
8902 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
8904 * flags.h (extra_warnings): Delete.
8905 * toplev.c (process_options): Handle Wuninitialized here.
8906 * opts.c (extra_warnings): Delete.
8907 (set_Wextra): Delete.
8908 (common_handle_option): -Wextra can be handled automatically.
8909 * c-opts.c (c_common_handle_option): Delete obsolete code.
8910 (c_common_post_options): Simplify comment.
8911 * common.opt (W): Add Var.
8913 (Wuninitialized): Initialize to -1.
8915 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
8916 Richard Guenther <rguenther@suse.de>
8918 * expr.c (get_def_for_expr): New function.
8919 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
8920 SSA rather than trees.
8921 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
8922 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
8924 2009-05-03 Joseph Myers <joseph@codesourcery.com>
8926 * c-common.c (reswords): Add _Imaginary.
8927 * c-common.c (enum rid): Add RID_IMAGINARY.
8929 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
8931 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
8932 Patch by Richard Guenther.
8934 2009-05-03 Anatoly Sokolov <aesok@post.ru>
8936 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
8937 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
8938 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
8939 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
8940 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
8941 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
8942 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
8943 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
8944 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
8945 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
8946 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
8947 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
8948 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
8949 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
8950 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
8951 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
8952 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
8953 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
8955 2009-05-02 Richard Guenther <rguenther@suse.de>
8957 PR tree-optimization/39940
8958 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
8961 2009-05-02 Richard Guenther <rguenther@suse.de>
8964 * tree-ssa.c (execute_update_addresses_taken): Properly check
8965 if we can mark a variable DECL_GIMPLE_REG_P.
8966 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
8967 back to the end of the function.
8968 (is_gimple_reg_type): Remove complex type special casing.
8969 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
8972 2009-05-02 Ben Elliston <bje@au.ibm.com>
8974 * doc/collect2.texi (Collect2): Document search path behaviour
8975 when configured with --with-ld.
8977 2009-05-02 Jan Hubicka <jh@suse.cz>
8979 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
8980 parameter; update callers.
8981 (coalesce_cost_edge): EH edges are costier because they needs
8982 splitting even if not critical and even more costier when there are
8983 multiple EH predecestors.
8985 2009-05-02 Jan Hubicka <jh@suse.cz>
8987 * except.c (remove_eh_handler_and_replace): Handle updating after
8988 removing TRY blocks.
8990 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
8992 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
8994 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
8996 * varasm.c: Do not include c-pragma.h.
8997 * attribs.c: Do not incude c-common.h.
8999 2009-05-01 Michael Matz <matz@suse.de>
9001 * calls.c (initialize_argument_information): Handle SSA names like
9002 decls with a non MEM_P DECL_RTL.
9004 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
9006 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
9007 * ipa-utils.c: Likewise.
9008 * ipa-type-escape.c: Likewise.
9009 * cgraphunit.c Do not include c-common.h.
9010 * ipa-pure-const.c: Likewise.
9011 * tree-if-conv.c: Likewise.
9012 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
9013 * ipa-struct-reorg.c: Likewise.
9014 * tree-nomudflap.c: Likewise.
9015 * tree-ssa-structalias.c: Likewise.
9017 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
9019 * store-motion.c: Many cleanups to make this pass a first-class
9020 citizen instead of an appendix to gcse load motion. Add TODO list
9021 to make this pass faster/cleaner/better.
9023 (struct ls_expr): Post gcse.c-split cleanups.
9024 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
9025 "stores" field to "avail_stores".
9026 (pre_ldst_mems): Rename to store_motion_mems.
9027 (pre_ldst_table): Rename to store_motion_mems_table.
9028 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
9029 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
9030 (ldst_entry): Rename to st_expr_entry, update users.
9031 (free_ldst_entry): Rename to free_st_expr_entry, update users.
9032 (free_ldst_mems): Rename to free_store_motion_mems, update users.
9033 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
9035 (first_ls_expr): Rename to first_st_expr, update users.
9036 (next_ls_expr): Rename to next_st_expr, update users.
9037 (print_ldst_list): Rename to print_store_motion_mems. Print names of
9038 fields properly for store motion instead of names inherited from load
9040 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
9041 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
9044 (ae_kill): Rename to st_kill, update users.
9045 (ae_gen): Rename to st_avloc, update users.
9046 (transp): Rename to st_transp, update users.
9047 (pre_insert_map): Rename to st_insert_map, update users.
9048 (pre_delete_map): Rename to st_delete_map, update users.
9049 (insert_store, build_store_vectors, free_store_memory,
9050 one_store_motion_pass): Update for abovementioned changes.
9052 (gcse_subst_count, gcse_create_count): Remove.
9053 (one_store_motion_pass): New statistics counters "n_stores_deleted"
9054 and "n_stores_created", local variables.
9056 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
9059 (regvec, compute_store_table_current_insn): Remove.
9060 (reg_set_info, reg_clear_last_set): Remove.
9061 (compute_store_table): Use DF caches instead of local dataflow
9064 2009-05-01 Joseph Myers <joseph@codesourcery.com>
9066 * c-objc-common.c (c_tree_printer): Print identifiers with
9067 pp_identifier, not pp_string. Mark "({anonymous})" for
9069 * c-pretty-print.c (pp_c_ws_string): New.
9070 (pp_c_cv_qualifier, pp_c_type_specifier,
9071 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
9072 pp_c_storage_class_specifier, pp_c_function_specifier,
9073 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
9074 pp_c_primary_expression, pp_c_postfix_expression,
9075 pp_c_unary_expression, pp_c_shift_expression,
9076 pp_c_relational_expression, pp_c_equality_expression,
9077 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
9078 use pp_string and pp_c_ws_string in place of pp_identifier and
9079 pp_c_identifier for non-identifiers. Mark English strings for
9081 * c-pretty-print.h (pp_c_ws_string): Declare.
9083 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
9084 Roland McGrath <roland@redhat.com>
9086 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
9087 (ENABLE_LD_BUILDID): New configuration option.
9088 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
9089 (LINK_BUILDID_SPEC): New macro.
9090 (init_spec): If defined, prepend it between LINK_EH_SPEC and
9092 * doc/install.texi: Document --enable-linker-build-id option.
9093 * configure: Rebuild.
9094 * config.in: Rebuild.
9096 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
9098 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
9099 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
9100 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
9101 MIPS_GP_SAVE_AREA_SIZE.
9102 * config/mips/mips.c (struct mips_frame_info): Update comment
9103 before arg_pointer_offset and hard_frame_pointer_offset.
9104 (mips_compute_frame_info): Update diagram before function: to
9105 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
9106 indicate the position of frame_pointer_rtx with -fstack-protector and
9107 to show args_size. Don't allocate cprestore area for leaf functions
9108 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
9110 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
9112 2009-04-30 Michael Matz <matz@suse.de>
9114 PR tree-optimization/39955
9115 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
9117 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
9119 * ira.c (setup_cover_and_important_classes): Use safe macro
9120 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
9122 * genpreds.c (write_tm_preds_h): Output suitable definition of
9123 REG_CLASS_FOR_CONSTRAINT.
9125 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
9127 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
9129 * bitmap.c (bitmap_descriptor): Likewise.
9130 * ggc-common.c (loc_descriptor): Likewise.
9131 * varray.c (varray_descriptor): Likewise.
9132 * vec.c (vec_descriptor): Likewise.
9134 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
9136 * Makefile.in (dce.o): Add $(EXCEPT_H).
9137 * dce.c: Include except.h and delete redundant vector definitions.
9138 (deletable_insn_p): Return false for non-call insns that can throw
9141 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
9143 * gcse.c (ae_gen): Remove.
9144 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
9145 and make non-static function to make it available in store-motion.c.
9146 Update call sites with search-and-replace.
9147 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
9148 extract_mentioned_regs, extract_mentioned_regs_helper,
9149 find_moveable_store, compute_store_table, load_kills_store, find_loads,
9150 store_killed_in_insn, store_killed_after, store_killed_before,
9151 build_store_vectors, insert_insn_start_basic_block, insert-store,
9152 remove_reachable_equiv_notes, replace_store_insn, delete_store,
9153 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
9154 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
9155 * store-motion.c: ...new file. Also copy data structures from gcse.c
9156 and clean up to remove parts not used by store motion.
9157 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
9158 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
9160 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9163 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
9164 when optimizing for size.
9166 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
9168 * gcse.c (gcse_constant_p): Fix typo in last change.
9170 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
9172 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
9174 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
9176 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
9178 2009-04-29 James E. Wilson <wilson@codesourcery.com>
9180 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
9181 CONST_HIGH_PART result.
9183 2009-04-29 Anatoly Sokolov <aesok@post.ru>
9185 * config/avr/avr.c (initial_elimination_offset): Rename to
9186 avr_initial_elimination_offset.
9187 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
9188 change return type to bool.
9189 (avr_can_eliminate): New function.
9190 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
9191 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
9192 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
9193 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
9194 avr_initial_elimination_offset.
9195 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
9196 (avr_initial_elimination_offset): Define.
9198 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
9199 Steven Bosscher <steven@gcc.gnu.org>
9201 PR rtl-optimization/39938
9202 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
9203 * cfgrtl.c: Include insn-attr.h.
9204 (rest_of_pass_free_cfg): New function.
9205 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
9206 * resource.c (init_resource_info): Remove call to df_analyze.
9208 2009-04-29 Richard Guenther <rguenther@suse.de>
9211 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
9212 allow conversion to signed integers.
9214 2009-04-29 Richard Guenther <rguenther@suse.de>
9216 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
9217 shifts of floating point vectors if the shift amount is
9218 a constant multiple of the element size.
9220 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
9221 Michael Matz <matz@suse.de>
9225 * tree-outof-ssa.c (emit_partition_copy): New function.
9226 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
9227 insert_part_to_rtx_on_edge): Perform the partition base var
9228 copy using emit_partition_copy.
9229 (insert_value_copy_on_edge): Convert constants to the right mode.
9230 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
9231 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
9233 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9235 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
9236 scan backwards to try to find a constant to initialize it.
9238 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
9239 insn before the loop_end instruction, don't look past labels.
9241 2009-04-29 Richard Guenther <rguenther@suse.de>
9244 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
9245 loose type conversions.
9246 (forward_propagate_addr_expr): Fix tuplification bug. Remove
9247 stmts only if there are no uses of its definition.
9249 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9251 * config/bfin/bfin.h (splitting_loops): Declare.
9252 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
9253 Reorder bit definitions to be ascending.
9254 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
9255 * config/bfin/bfin.c (splitting_loops): New variable.
9256 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
9257 (struct loop_info): Remove members INIT and LOOP_INIT.
9258 (bfin_optimize_loop): Don't set them. Reorder the code that generates
9259 the LSETUP sequence. Allow LC to be loaded from any register, but
9260 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
9261 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
9263 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
9264 of reload_completed.
9267 * config/bfin/bfin.md (movsi_insn): Refine constraints.
9269 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
9271 * Makefile.in (PLUGIN_VERSION_H): New.
9272 (OBJS-common): Remove plugin-version.o.
9273 (plugin.o): Depend on (PLUGIN_VERSION_H).
9274 (plugin-version.o): Remove.
9275 * configure: Regenerate
9276 * configure.ac: Create plugin-version.h.
9277 * gcc-plugin.h (plugin_gcc_version): Remove.
9278 (plugin_default_version_check): Change signature.
9279 * plugin-version.c: Remove.
9280 * plugin.c: Include plugin-version.h.
9281 (str_plugin_gcc_version_name): Remove.
9282 (try_init_one_plugin): Pass gcc version to plugin_init.
9283 (plugin_default_version_check): Both gcc and plugin versions are now
9286 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9288 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
9289 problematic last insns. Test for TYPE_CALL rather than CALL_P.
9290 Remove special case testing for last insn of inner loops. Don't fail
9291 if the loop ends with a jump, emit an extra nop instead.
9293 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
9294 DREGS rather than comparing directly. Remove code that tries to
9295 account for latencies.
9297 2009-04-29 Richard Guenther <rguenther@suse.de>
9299 PR tree-optimization/39941
9300 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
9301 eliminating an indirect call.
9303 2009-04-29 Richard Guenther <rguenther@suse.de>
9305 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
9306 parameter. Allow invariants as base if !require_lvalue.
9307 (verify_gimple_assign_single): Adjust.
9309 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9311 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
9312 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
9313 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
9314 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
9315 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
9317 * config/bfin/bfin.c (bfin_expand_builtin,
9318 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
9320 2009-04-28 Richard Guenther <rguenther@suse.de>
9322 * tree-vect-loop.c (get_initial_def_for_induction): Use
9323 correct types for pointer increment.
9325 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9327 * toplev.c (print_version): Update GMP version string calculation.
9329 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
9331 PR rtl-optimization/39938
9332 * resource.c (init_resource_info): Add call to df_analyze.
9334 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9336 * config/alpha/alpha.md (usegp): Cast the result of
9337 alpha_find_lo_sum_using_gp to enum attr_usegp.
9338 * config/alpha/alpha.c (override_options): Remove end-of-structure
9339 marker element from cpu_table. Use array size of cpu_table to handle
9340 -mcpu and -mtune options.
9341 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
9343 2009-04-28 Joseph Myers <joseph@codesourcery.com>
9345 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
9346 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
9347 tune_32 and tune_64.
9348 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
9350 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
9351 * config/rs6000/option-defaults.h: ... here. New file.
9352 (OPT_64, OPT_32): Define.
9353 (MASK_64BIT): Define to 0 if not already defined.
9354 (OPT_ARCH64, OPT_ARCH32): Define.
9355 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
9358 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9360 * config/arm/arm.c (arm_override_options): Emit error on using
9363 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9365 PR rtl-optimization/39914
9366 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
9367 registers for allocnos created from user-defined variables only
9368 when not optimizing.
9370 2009-04-28 Richard Guenther <rguenther@suse.de>
9373 * fold-const.c (fold_binary): Use distribute_real_division only
9376 2009-04-28 Steve Ellcey <sje@cup.hp.com>
9378 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
9379 add hpux-stdint.h to tm_file.
9380 (hppa[12]*-*-hpux11*): Ditto.
9381 (ia64*-*-hpux*): Ditto.
9382 * config/hpux-stdint.h: New.
9383 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
9384 __STDC_EXT__ for all compiles.
9385 * config/pa/pa-hpux.h: Ditto.
9386 * config/pa/pa-hpux10.h: Ditto.
9387 * config/pa/pa-hpux11.h: Ditto.
9389 2009-04-28 Catherine Moore <clm@codesourcery.com>
9391 * debug.h (set_name): Add comment.
9393 2009-04-28 Andrew Pinski <pinskia@gmail.com>
9396 * config/darwin.c (machopic_gen_offset): Check
9397 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
9398 * config/arm/arm.c (require_pic_register): Likewise.
9400 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
9402 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
9403 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
9404 m32c_promote_prototypes): Delete.
9406 2009-04-28 Michael Matz <matz@suse.de>
9409 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
9412 2009-04-28 Richard Guenther <rguenther@suse.de>
9414 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
9416 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9418 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
9419 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
9420 * config/arm/arm-tune.md: Regenerate.
9422 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
9424 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
9425 block if there are complex incoming edges.
9426 (sel_merge_blocks): Remove useless assert.
9427 (sel_redirect_edge_and_branch): Check that edge was redirected.
9428 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
9429 (sel_find_rgns): Delete declaration.
9430 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
9431 the region when it is not a preheader.
9433 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9436 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
9438 2009-04-28 Richard Guenther <rguenther@suse.de>
9440 * tree.h (SSA_NAME_VALUE): Remove.
9441 (struct tree_ssa_name): Remove value_handle member.
9442 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
9443 array for jump threading.
9444 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
9446 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
9447 * tree-flow.h (threadedge_initialize_values): Declare.
9448 (threadedge_finalize_values): Likewise.
9449 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
9450 (SSA_NAME_VALUE): Define.
9451 (threadedge_initialize_values): New function.
9452 (threadedge_finalize_values): Likewise.
9453 * tree-ssa-dom.c (ssa_name_values): New global variable.
9454 (SSA_NAME_VALUE): Define.
9455 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
9457 2009-04-28 Ira Rosen <irar@il.ibm.com>
9459 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
9460 Use REPORT_VECTORIZED_LOCATIONS instead
9461 REPORT_VECTORIZED_LOOPS.
9462 * tree-vectorizer.c (vect_verbosity_level): Make static.
9463 (vect_loop_location): Rename to vect_location.
9464 (vect_set_verbosity_level): Update comment.
9465 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
9467 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
9468 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
9469 instead REPORT_UNVECTORIZED_LOOPS.
9470 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
9471 and vect_loop_def to vect_external_def and vect_internal_def.
9472 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
9473 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
9474 REPORT_UNVECTORIZED_LOCATIONS.
9475 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
9476 and vect_used_in_loop and to vect_unused_in_scope and
9478 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
9479 (vect_verbosity_level): Remove declaration.
9480 (vect_analyze_operations): Likewise.
9481 (vect_analyze_stmt): Declare.
9482 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
9483 REPORT_UNVECTORIZED_LOCATIONS.
9484 (vect_get_loop_niters): Fix indentation.
9485 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
9486 (vect_analyze_loop_operations): New function.
9487 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
9488 vect_analyze_operations.
9489 (vect_is_simple_reduction): Use new names.
9490 (vectorizable_live_operation, vect_transform_loop): Likewise.
9491 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
9492 to specify whether the data references can be a part of interleaving
9494 (vect_analyze_data_ref_dependence): Use new names.
9495 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
9496 (vect_create_addr_base_for_vector_ref): Remove redundant code.
9497 * tree-vect-patterns.c (widened_name_p): Use new names.
9498 (vect_recog_dot_prod_pattern): Likewise.
9499 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
9500 (process_use, vect_mark_stmts_to_be_vectorized,
9501 vect_model_simple_cost, vect_model_store_cost,
9502 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
9503 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
9504 vectorizable_operation, vectorizable_type_demotion,
9505 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
9506 vectorizable_condition): Likewise.
9507 (vect_analyze_operations): Split into vect_analyze_loop_operations
9509 (vect_analyze_stmt): ... new function.
9510 (new_stmt_vec_info): Use new names.
9511 (vect_is_simple_use): Use new names and fix comment.
9512 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
9513 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
9515 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9518 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
9519 and integer modes for x87 operands. Do not ICE for unsupported size,
9520 generate error instead. Generate error for unsupported operand types.
9521 ['z']: Do not handle HImode memory operands specially. Warning
9522 for floating-point operands. Fallthru to 'Z' for unsupported operand
9523 types. Do not ICE for unsupported size, generate error instead.
9524 (output_387_binary_op): Use %Z to output operands.
9525 (output_fp_compare): Ditto.
9526 (output_387_reg_move): Ditto.
9528 2009-04-28 Ben Elliston <bje@au.ibm.com>
9533 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9535 * builtins.c (c_strlen): Do not warn here.
9536 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
9537 * c-common.c (pointer_int_sum): Take an explicit location.
9538 Warn about offsets out of bounds.
9539 * c-common.h (pointer_int_sum): Adjust declaration.
9541 2009-04-27 Ian Lance Taylor <iant@google.com>
9543 * collect2.c (is_ctor_dtor): Change type of ret field in struct
9545 * dce.c (run_fast_df_dce): Change type of old_flags to int.
9546 * df-core.c (df_set_flags): Change return type to int. Change
9547 type of old_flags to int.
9548 (df_clear_flags): Likewise.
9549 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
9550 (df_get_conditional_uses): Likewise.
9551 * df.h (df_set_flags, df_clear_flags): Update declarations.
9552 * dwarf2out.c (struct indirect_string_node): Change type of form
9553 field to enum dwarf_form.
9554 (AT_string_form): Change return type to enum dwarf_form.
9555 * fixed-value.c (fixed_compare): Add cast to enum type.
9556 * fwprop.c (update_df): Change 0 to VOIDmode.
9557 * gensupport.c: Change 0 to UNKNOWN.
9558 * gimple.h (gimple_cond_code): Add cast to enum type.
9559 * haifa-sched.c (reemit_notes): Add cast to enum type.
9560 * hooks.c (hook_int_void_no_regs): Remove function.
9561 * hooks.h (hook_int_void_no_regs): Remove declaration.
9562 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
9563 * predict.c (combine_predictions_for_insn): Add casts to enum type.
9564 * real.c (real_arithmetic): Add cast to enum type.
9565 (real_compare): Likewise.
9566 * target.h (struct gcc_target): Change return type of
9567 branch_target_register_class to enum reg_class.
9568 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
9569 default_branch_target_register_class.
9570 * targhooks.c (default_branch_target_register_class): New function.
9571 * targhooks.h (default_branch_target_register_class): Declare.
9572 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
9573 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
9575 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
9577 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
9578 vect_uninitialized_def. Change 0 to ERROR_MARK.
9579 * tree-vect-stmts.c (supportable_widening_operation): Don't
9580 initialize icode1 and icode2.
9581 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
9582 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
9584 (cmn_err_flag_specs): Change 0 to STD_C89.
9585 (cmn_err_char_table): Likewise.
9586 * config/arm/arm.c (get_arm_condition_code): Change type of code
9587 to enum arm_cond_code.
9588 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
9589 (IWMMXT_BUILTIN2): Likewise.
9590 (neon_builtin_type_bits): Don't define typedef.
9591 (neon_builtin_datum): Change type of bits field to int.
9592 (arm_expand_neon_args): Add cast to enum type.
9593 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
9595 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
9597 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
9599 * config/mips/mips.md (jal_macro): Return enum constant.
9600 (single_insn): Likewise.
9601 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
9603 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9605 * config/s390/s390.c (s390_tune_flags): Change type to int.
9606 (s390_arch_flags): Likewise.
9607 (s390_handle_arch_option): Change flags field of struct pta to int.
9608 * config/s390/s390.h (s390_tune_flags): Update declaration.
9609 (s390_arch_flags): Likewise.
9610 * config/sh/sh.c (prepare_move_operands): Compare
9611 tls_symbolic_operand result with enum constant.
9612 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
9613 (sh_expand_prologue): Add cast to enum type.
9614 (sh_expand_epilogue): Likewise.
9615 (tls_symbolic_operand): Change return type to enum tls_model.
9616 (fpscr_set_from_mem): Add cast to enum type.
9617 (legitimize_pic_address): Compare tls_symbolic_operand result with
9619 (sh_target_reg_class): Change return type to enum reg_class.
9620 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
9622 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
9623 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
9624 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
9625 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
9626 (delayed_branch, tls_call_delay): Likewise.
9627 (eligible_for_sibcall_delay): Likewise.
9628 (eligible_for_return_delay): Likewise.
9629 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
9630 (spu_expand_builtin_1): Likewise.
9632 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
9633 for all types of conversions.
9634 (output_init_element): Issue -Wc++-compat warning if needed when
9635 initializing a bitfield with enum type.
9636 * c-parser.c (c_parser_expression): Set original_type to
9637 original_type of right hand operand of comman operator.
9639 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9641 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
9643 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
9644 * doc/cpp.texi (Standard Predefined Macros)
9645 (Implementation-defined behavior): Likewise.
9646 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
9647 * doc/gimple.texi (GIMPLE Exception Handling)
9648 (@code{GIMPLE_ASSIGN}): Likewise.
9649 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
9650 * doc/invoke.texi (Warning Options, Optimize Options)
9651 (AVR Options, Darwin Options): Likewise.
9652 (Optimize Options): Reformulate -fwhole-program description.
9653 * doc/loop.texi (Lambda): Likewise.
9654 * doc/md.texi (Output Template, Define Constraints)
9655 (Standard Names, Insn Splitting): Likewise.
9656 * doc/options.texi (Option properties): Likewise.
9657 * doc/passes.texi (Tree-SSA passes): Likewise.
9658 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
9659 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
9660 (File Names and DBX): Likewise.
9661 * doc/trouble.texi (Incompatibilities): Likewise.
9663 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9665 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
9666 instruction is correct.
9668 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9670 Allow non-constant arguments to conversion intrinsics.
9671 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
9672 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
9673 * spu.c (print_operand): Handle 'v' and 'w'.
9674 (exp2_immediate_p, spu_gen_exp2): Define.
9675 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
9676 spu_convtf_1): Update parameter descriptions.
9677 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
9678 * constraints.md ('v', 'w'): New.
9679 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
9681 (i2f, I2F): New define_mode_attr.
9682 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
9683 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
9684 fixuns_truncv4sfv4si2): Update to use mode attribute.
9685 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
9686 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
9687 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
9688 patterns for combine.
9690 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
9692 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
9693 (cprop, hoist, pre, store_motion): New debug counters.
9694 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
9695 is not an RTL pass anymore.
9696 (pass_profiling): Remove extern decl for pass removed in 2005.
9697 (pass_gcse, pass_jump_bypass): Remove.
9698 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
9699 to 0 for clean state.
9700 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
9701 * cse.c (gate_handle_cse_after_global_opts,
9702 rest_of_handle_cse_after_global_opts): New functions.
9703 (pass_cse_after_global_opts): New pass, does local CSE.
9704 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
9705 (TV_CPROP): New timevar.
9706 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
9707 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
9708 (gcse_main, recompute_all_luids): Remove.
9709 (compute_hash_table_work): Call max_reg_num instead of reading
9711 (cprop_jump): Don't set run_jump_opt_after_gcse.
9712 (constprop_register): Always allow to alter jumps.
9713 (cprop_insn): Likewise.
9714 (do_local_cprop): Likewise.
9715 (local_cprop_pass): Likewise. Return non-zero if something changed.
9716 (cprop): Remove function, fold interesting bits into one_cprop_pass.
9717 (find_implicit_sets): Add note about missed optimization opportunity.
9718 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
9719 pass_rtl_cprop execute function.
9720 Don't bother tracking the pass number, each pass gets its own dumpfile
9722 Always allow to alter jumpsand bypass jumps.
9723 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
9724 will just find no suitable set.
9725 (pre_edge_insert): Fix dumping, this function is for PRE only.
9726 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
9727 pass_rtl_pre execute function.
9728 (hoist_code): Return non-zero if something changed. Keep track of
9729 substitutions and insertions for statistics gathering similar to PRE.
9730 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
9731 called from the pass_rtl_hoist execute function. Show pass statistics.
9732 (compute_store_table): Use max_reg_num directly instead of using the
9733 formerly global max_gcse_regno.
9734 (build_store_vectors): Likewise.
9735 (replace_store_insn): Fix dumping.
9736 (store_motion): Rename to ...
9737 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
9738 pass, called from the pass_rtl_store_motion execute function. Keep
9739 track of substitutions and insertions for statistics gathering similar
9741 (bypass_jumps): Remove, fold interesting bits into ...
9742 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
9743 from the pass_rtl_cprop execute function.
9744 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
9745 pass_jump_bypass): Remove.
9746 (gate_handle_gcse, rest_of_handle_gcse): Remove.
9747 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
9748 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
9749 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
9750 (gate_rtl_store_motion, execute_rtl_store_motion,
9751 pass_rtl_store_motion): New.
9752 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
9753 make it clear that -fcse-skip-blocks is a no-op for backward compat.
9754 * passes.c (init_optimization_passes): Remove pass_gcse and
9755 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
9756 and cse_after_global_opts in place of pass_gcse. Schedule cprop
9757 instead of pass_jump_bypass.
9759 2009-04-27 Richard Guenther <rguenther@suse.de>
9762 * gimplify.c (gimplify_expr): If we are required to create
9763 a temporary make sure it ends up as register.
9765 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
9768 * config/i386/i386.c (construct_container): Don't call
9769 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
9770 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
9772 2009-04-27 Michael Matz <matz@suse.de>
9774 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
9775 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
9776 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
9777 (dump_replaceable_exprs): Take a bitmap.
9778 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
9780 (expand_gimple_basic_block): Likewise.
9781 * tree-ssa-ter.c (struct temp_expr_table_d): Make
9782 replaceable_expressions member a bitmap.
9783 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
9784 (mark_replaceable): Likewise.
9785 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
9786 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
9788 2009-04-27 Richard Guenther <rguenther@suse.de>
9790 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
9791 (verify_stmts): Dispatch to gimple/type verification code.
9792 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
9793 issue with call argument types.
9795 2009-04-27 Michael Matz <matz@suse.de>
9797 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
9798 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
9801 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
9802 Eric Botcazou <ebotcazou@adacore.com>
9804 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
9805 a label's basic block.
9806 (mark_target_live_regs): Tidy and rework obsolete comments.
9807 Change back DF problem to LIVE. If a label starts a basic block,
9808 assume that all registers that used to be live then still are.
9809 (init_resource_info): If a label starts a basic block, set its
9810 BLOCK_FOR_INSN accordingly.
9811 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
9813 2009-04-27 Richard Guenther <rguenther@suse.de>
9815 * tree-flow-inline.h (function_ann): Remove.
9816 (get_function_ann): Likewise.
9817 * tree-dfa.c (create_function_ann): Remove.
9818 * tree-flow.h (struct static_var_ann_d): Remove.
9819 (struct function_ann_d): Likewise.
9820 (union tree_ann_d): Remove fdecl member.
9821 (function_ann_t): Remove.
9822 (function_ann, get_function_ann, create_function_ann): Remove
9825 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
9827 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
9829 2009-04-27 Jan Hubicka <jh@suse.cz>
9831 * ipa-pure-const.c (struct funct_state_d): New fields
9832 state_previously_known, looping_previously_known; remove
9833 state_set_in_source.
9834 (analyze_function): Use new fields.
9835 (propagate): Avoid assumption that state_set_in_source imply
9838 * tree-ssa-loop-niter.c (finite_loop_p): New function.
9839 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
9840 * cfgloop.h (finite_loop_p): Declare.
9842 2009-04-26 Michael Matz <matz@suse.de>
9844 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
9846 2009-04-26 Michael Matz <matz@suse.de>
9848 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
9849 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
9850 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
9851 pass_mark_used_blocks): Remove.
9852 * tree-optimize.c (pass_free_datastructures,
9853 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
9854 * passes.c (init_optimization_passes): Don't call
9855 pass_mark_used_blocks, remove dead code.
9857 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
9859 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
9860 * tree-ssa-live.h (register_ssa_partition): Likewise.
9862 2009-04-26 Michael Matz <matz@suse.de>
9865 * builtins.c (fold_builtin_next_arg): Handle SSA names.
9866 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
9867 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
9869 (compare_pairs): Swap cost comparison.
9870 (coalesce_ssa_name): Don't use change_partition_var.
9871 * tree-nrv.c (struct nrv_data): Add modified member.
9872 (finalize_nrv_r): Set it.
9873 (tree_nrv): Use it to update statements.
9874 (pass_nrv): Require PROP_ssa.
9875 * tree-mudflap.c (mf_decl_cache_locals,
9876 mf_build_check_statement_for): Use make_rename_temp.
9877 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
9878 * alias.c (find_base_decl): Handle SSA names.
9879 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
9880 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
9881 * rtl.h (set_reg_attrs_for_parm): Declare.
9882 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
9883 to "optimized", remove unused locals at finish.
9884 (execute_free_datastructures): Make global, call
9885 delete_tree_cfg_annotations.
9886 (execute_free_cfg_annotations): Don't call
9887 delete_tree_cfg_annotations.
9889 * ssaexpand.h: New file.
9890 * expr.c (toplevel): Include ssaexpand.h.
9891 (expand_assignment): Handle SSA names the same as register variables.
9892 (expand_expr_real_1): Expand SSA names.
9893 * cfgexpand.c (toplevel): Include ssaexpand.h.
9894 (SA): New global variable.
9895 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
9896 (SSAVAR): New macro.
9897 (set_rtl): New helper function.
9898 (add_stack_var): Deal with SSA names, use set_rtl.
9899 (expand_one_stack_var_at): Likewise.
9900 (expand_one_stack_var): Deal with SSA names.
9901 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
9902 before unique numbers.
9903 (expand_stack_vars): Use set_rtl.
9904 (expand_one_var): Accept SSA names, add asserts for them, feed them
9905 to above subroutines.
9906 (expand_used_vars): Expand all partitions (without default defs),
9907 then only the local decls (ignoring those expanded already).
9908 (expand_gimple_cond): Remove edges when jumpif() expands an
9910 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
9911 or remove abnormal edges. Ignore insns setting the LHS of a TERed
9913 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
9914 members of SA; deal with PARM_DECL partitions here; expand
9915 all PHI nodes, free tree datastructures and SA. Commit instructions
9916 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
9917 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
9918 info and statements at start, collect garbage at finish.
9919 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
9920 (VAR_ANN_PARTITION) Remove.
9921 (change_partition_var): Don't declare.
9922 (partition_to_var): Always return SSA names.
9923 (var_to_partition): Only accept SSA names.
9924 (register_ssa_partition): Only check argument.
9925 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
9927 (delete_var_map): Don't free it.
9928 (var_union): Only accept SSA names, simplify.
9929 (partition_view_init): Mark only useful SSA names as used.
9930 (partition_view_fini): Only deal with SSA names.
9931 (change_partition_var): Remove.
9932 (dump_var_map): Use ssa_name instead of partition_to_var member.
9933 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
9935 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
9936 (struct _elim_graph): New member const_dests; nodes member vector of
9938 (set_location_for_edge): New static helper.
9939 (create_temp): Remove.
9940 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
9941 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
9942 (new_elim_graph): Allocate const_dests member.
9943 (clean_elim_graph): Truncate const_dests member.
9944 (delete_elim_graph): Free const_dests member.
9945 (elim_graph_size): Adapt to new type of nodes member.
9946 (elim_graph_add_node): Likewise.
9947 (eliminate_name): Likewise.
9948 (eliminate_build): Don't take basic block argument, deal only with
9949 partition numbers, not variables.
9950 (get_temp_reg): New static helper.
9951 (elim_create): Use it, deal with RTL temporaries instead of trees.
9952 (eliminate_phi): Adjust all calls to new signature.
9953 (assign_vars, replace_use_variable, replace_def_variable): Remove.
9954 (rewrite_trees): Only do checking.
9955 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
9956 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
9957 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
9958 contains_tree_r, MAX_STMTS_IN_LATCH,
9959 process_single_block_loop_latch, analyze_edges_for_bb,
9960 perform_edge_inserts): Remove.
9961 (expand_phi_nodes): New global function.
9962 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
9963 functions, initialize new parameter, remember partitions having a
9965 (finish_out_of_ssa): New global function.
9966 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
9967 don't reset in_ssa_p here, don't disable TER when mudflap.
9968 (pass_del_ssa): Remove.
9969 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
9971 (execute_free_datastructures): Declare.
9972 * Makefile.in (SSAEXPAND_H): New variable.
9973 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
9974 * basic-block.h (commit_one_edge_insertion): Declare.
9975 * passes.c (init_optimization_passes): Move pass_nrv and
9976 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
9977 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
9978 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
9979 (redirect_branch_edge): Deal with super block when expanding, split
9980 out jump patching itself into ...
9981 (patch_jump_insn): ... here, new static helper.
9983 2009-04-26 Michael Matz <matz@suse.de>
9985 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
9986 beyond num_ssa_names.
9987 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
9988 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
9990 2009-04-26 Jakub Jelinek <jakub@redhat.com>
9993 * fwprop.c (forward_propagate_asm): New function.
9994 (forward_propagate_and_simplify): Propagate also into __asm, if it
9995 doesn't increase the number of referenced registers.
9998 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
10000 2009-04-26 Jakub Jelinek <jakub@redhat.com>
10002 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
10003 note_nonlocal_vla_type for nonlocal VLAs.
10004 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
10005 contains_remapped_vars, remap_vla_decls): New functions.
10006 (convert_nonlocal_reference_stmt): If not optimizing, call
10007 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
10008 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
10009 if it wasn't found in var_map.
10010 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
10011 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
10012 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
10014 * gimplify.c (nonlocal_vlas): New variable.
10015 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
10017 (gimplify_body): Create and destroy nonlocal_vlas.
10019 * dwarf2out.c (loc_descr_plus_const): New function.
10020 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
10021 mem_loc_descriptor, loc_descriptor_from_tree_1,
10022 descr_info_loc, gen_variable_die): Use it.
10024 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
10025 !TREE_STATIC VAR_DECLs.
10026 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
10027 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
10028 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
10029 DECL_BY_REFERENCE is valid.
10030 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
10031 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
10032 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
10033 Copy DECL_BY_REFERENCE.
10034 (struct nesting_copy_body_data): New type.
10035 (nesting_copy_decl): New function.
10036 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
10037 if they have variable length.
10039 2009-04-26 Michael Matz <matz@suse.de>
10041 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
10042 mark new temporaries for renaming.
10044 2009-04-26 Joseph Myers <joseph@codesourcery.com>
10047 * c-decl.c (global_bindings_p): Return negative value.
10048 (c_variable_size): New. Based on variable_size from
10050 (grokdeclarator): Call c_variable_size not variable_size.
10052 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
10054 * config/i386/i386.c (print_operand) ['z']: Fix typo.
10056 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
10058 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
10059 Redefine it to just use mingw/include.
10060 (ASM_SPEC): Rules for -m32 and -m64.
10061 (LINK_SPEC): Use Likewise.
10062 (SPEC_32): New define.
10063 (SPEC_64): Likewise.
10064 (SUB_LINK_SPEC): Likewise.
10065 (MULTILIB_DEFAULTS): New define.
10066 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
10067 Add multilib options.
10068 (MULTILIB_DIRNAMES): Likewise.
10069 (MULTILIB_OSDIRNAMES): Likewise.
10070 (LIBGCC): Likewise.
10071 (INSTALL_LIBGCC): Likewise.
10073 2009-04-26 Joseph Myers <joseph@codesourcery.com>
10076 * c-tree.h (enum c_inline_static_type): New.
10077 (record_inline_static): Declare.
10078 * c-decl.c (struct c_inline_static, c_inline_statics,
10079 record_inline_static, check_inline_statics): New.
10080 (pop_file_scope): Call check_inline_statics.
10081 (start_decl): Call record_inline_static instead of pedwarning
10082 directly for static in inline function.
10083 * c-typeck.c (build_external_ref): Call record_inline_static
10084 instead of pedwarning directly for static referenced in inline
10087 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
10089 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
10090 not new but only being rescanned.
10091 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
10092 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
10093 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
10094 record_set_info, compute_set, grealloc): Remove.
10095 (recompute_all_luids): New function.
10096 (gcse_main): Don't compute sets, and don't do related memory
10097 allocations/free-ing. If something changed before the end of the
10098 pass, update LUIDs using recompute_all_luids.
10099 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
10100 (free_gcse_mem): Don't free it either.
10101 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
10102 Use the df insn LUIDs.
10103 (load_killed_in_block): Likewise.
10104 (compute_hash_table_work): Don't compute reg_set_in_block.
10105 (compute_transp): Use DF_REG_DEF_CHAINs.
10106 (local_cprop_pass): Don't use compute_sets and related functions.
10107 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
10108 Use get_max_uid() instead of max_cuid.
10109 (insert_insn_end_basic_block, pre_insert_copy_insn,
10110 update_ld_motion_stores): Don't try to
10111 keep reg_set tables up to date.
10112 (pre_insert_copies): Use df insn LUIDs.
10113 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
10114 (reg_set_info): Don't use extra bitmap argument.
10115 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
10116 information to compute regs_set_in_block.
10117 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
10118 (bypass_jumps): Don't use compute_sets and friends.
10120 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10123 * opts.c (undocumented_msg): Do not leave blank even with
10126 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10128 * c-decl.c (build_enumerator): Allow values folding to integer
10129 constants but not integer constant expressions with a pedwarn if
10132 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10135 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
10136 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
10137 type is an integer constant.
10139 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
10142 * config/i386/i386.c (print_operand) ['z']: Revert handling of
10145 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10148 * c-decl.c (grokdeclarator): Diagnose declarations of functions
10149 with variably modified return type and no storage class
10150 specifiers, except for the case of nested functions. Distinguish
10151 extern declarations of functions with variably modified return
10152 types from those of objects with variably modified types.
10154 2009-04-25 Jan Hubicka <jh@suse.cz>
10156 * tree.c (list_equal_p): New function.
10157 * tree.h (list_equal_p): Declare.
10158 * coretypes.h (edge_def, edge, const_edge, basic_block_def
10159 basic_block_def, basic_block, const_basic_block): New.
10160 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
10161 (redirect_eh_edge): New function.
10162 (make_eh_edge_update_phi): EH edges are not abnormal.
10163 * except.c: Include tree-flow.h.
10164 (list_match): New function.
10165 (eh_region_replaceable_by_p): New function.
10166 (replace_region): New function.
10167 (hash_type_list): New function.
10168 (hash_eh_region): New function.
10169 (eh_regions_equal_p): New function.
10170 (merge_peers): New function.
10171 (remove_unreachable_regions): Verify EH tree when checking;
10173 (copy_eh_region_1): New function.
10174 (copy_eh_region): New function.
10175 (push_reachable_handler): New function.
10176 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
10177 regions without label but with live RESX.
10178 * except.h (redirect_eh_edge_to_label): New.
10179 * tree-flow.h (redirect_eh_edge): New.
10180 * coretypes.h (edge_def, edge, const_edge, basic_block_def
10181 basic_block_def, basic_block, const_basic_block): Remove.
10182 * Makefile.in (except.o): Add dependency on tree-flow.h
10183 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
10184 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
10187 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
10190 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
10191 on the destination of memcpy.
10193 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
10195 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
10196 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
10197 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
10199 2009-04-25 Jan Hubicka <jh@suse.cz>
10201 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
10202 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
10203 to be reached by different label than left.
10204 (update_eh_edges): Update comment; remove edge_to_remove if possible
10205 and return true if suceeded.
10206 (cleanup_empty_eh): Accept sharing map; handle shared regions.
10207 (cleanup_eh): Compute sharing map.
10208 * except.c (remove_eh_handler_and_replace): Add argument if we should
10210 (remove_unreachable_regions): Update for label sharing.
10211 (label_to_region_map): Likewise.
10212 (get_next_region_sharing_label): New function.
10213 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
10215 (remove_eh_handler): Update.
10216 (remove_eh_region_and_replace_by_outer_of): New function.
10217 * except.h (struct eh_region): Add next_region_sharing_label.
10218 (remove_eh_region_and_replace_by_outer_of,
10219 get_next_region_sharing_label): Declare.
10220 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
10222 2009-04-25 Jan Hubicka <jh@suse.cz>
10224 * tree-cfg.c (split_critical_edges): Split also edges where we can't
10225 insert code even if they are not critical.
10227 2009-04-25 Jan Hubicka <jh@suse.cz>
10229 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
10230 (gimple_can_remove_branch_p): EH edges won't remove branch by
10232 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
10233 updating of non-abnormal EH edges.
10234 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
10235 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
10236 (split_critical_edges): Split also edges where emitting code on them
10237 will lead to splitting later.
10239 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
10240 H.J. Lu <hongjiu.lu@intel.com>
10243 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
10244 the configured assembler supports fildq and fistpq mnemonics.
10245 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
10246 * configure: Regenerated.
10247 * config.in: Ditto.
10249 * config/i386/i386.c (print_operand): Handle 'Z'.
10250 ['z']: Remove handling of special fild/fist suffixes.
10251 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
10252 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
10253 suffix of fild insn.
10254 (*floatsi<mode>2_vector_mixed): Ditto.
10255 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
10256 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
10257 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
10258 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
10259 * config/i386/gas.h (GAS_MNEMONICS): Remove.
10261 2009-04-25 Ben Elliston <bje@au.ibm.com>
10263 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
10264 the source of a set operation.
10266 2009-04-25 Anatoly Sokolov <aesok@post.ru>
10268 * target.h (struct gcc_target): Add case_values_threshold field.
10269 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
10270 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
10271 * targhooks.c (default_case_values_threshold): New function.
10272 * targhooks.h (default_case_values_threshold): Declare function.
10273 * stmt.c (expand_case): Use case_values_threshold target hook.
10274 * expr.h (case_values_threshold): Remove declartation.
10275 * expr.c (case_values_threshold): Remove function.
10276 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
10278 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
10279 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
10280 (avr_case_values_threshold): Declare as static.
10281 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
10283 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
10284 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
10285 (mn10300_case_values_threshold): New function.
10287 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
10289 * ira.c (setup_cover_and_important_classes): Add enum cast.
10291 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
10293 * genpreds.c (write_enum_constraint_num): Output definition of
10294 CONSTRAINT_NUM_DEFINED_P macro.
10295 * ira.c (setup_cover_and_important_classes): Use
10296 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
10298 2009-04-24 DJ Delorie <dj@redhat.com>
10300 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
10301 __SH2A_SINGLE_ONLY__ also.
10303 2009-04-24 Steve Ellcey <sje@cup.hp.com>
10305 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
10306 (movdf_internal): Ditto.
10307 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
10308 SFmode and DFmode constants.
10309 (ia64_print_operand): Add 'G' format for printing
10310 floating point constants.
10312 2009-04-24 Richard Guenther <rguenther@suse.de>
10314 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
10315 from unsigned additions.
10317 2009-04-24 Joseph Myers <joseph@codesourcery.com>
10319 * c-typeck.c (set_init_index): Allow array designators that are
10320 not integer constant expressions with a pedwarn if pedantic.
10322 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
10324 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
10325 zero if no overlap in nonzero bits between the operands.
10327 2009-04-24 Ian Lance Taylor <iant@google.com>
10329 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
10330 (record_dead_and_set_regs): Likewise.
10331 * df.h (struct df_mw_hardreg): Change flags field to int.
10332 (struct df_base_ref): Likewise.
10333 (struct df): Change changeable_flags field to int.
10334 * df-scan.c (df_defs_record): Change clobber_flags to int.
10335 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
10336 constants rather than #define macros.
10337 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
10338 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
10339 (enum dwarf_calling_convention): Likewise.
10340 (enum dwarf_line_number_x_ops): Likewise.
10341 (enum dwarf_call_frame_info): Likewise.
10342 (enum dwarf_source_language): Likewise.
10343 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
10344 (add_calling_convention_attribute): Likewise.
10345 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
10346 (combine_comparisons): Change compcode to int. Add cast to enum type.
10347 * genrecog.c (maybe_both_true_2): Change c to int.
10348 (write_switch): Likewise. Add cast to enum type.
10349 * gimplify.c (gimplify_omp_for): Handle return values from
10350 gimplify_expr using MIN rather than bitwise or.
10351 (gimplify_expr): Add cast to enum type.
10352 * ipa-prop.c (update_jump_functions_after_inlining): Change
10353 IPA_BOTTOM to IPA_JF_UNKNOWN.
10354 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
10355 Add casts to enum type.
10356 (setup_cover_and_important_classes): Change cl to int. Add casts
10358 (setup_class_translate): Change cl and mode to int.
10359 (ira_init_once): Change mode to int.
10360 (free_register_move_costs): Likewise.
10361 (setup_prohibited_mode_move_regs): Add casts to enum type.
10362 * langhooks.c (add_builtin_function_common): Rework assertion that
10363 value fits bitfield.
10364 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
10365 * omega.c (omega_do_elimination): Avoid math on enum types.
10366 * optabs.c (expand_vec_shift_expr): Remove casts to int.
10367 * opts.c (set_debug_level): Change 2 to enum constant. Use new
10368 int local to handle integral_argment value.
10369 * regmove.c (try_auto_increment): Change PUT_MODE to
10371 * reload.c (push_secondary_reload): Add casts to enum type.
10372 (secondary_reload_class, find_valid_class): Likewise.
10373 * reload1.c (emit_input_reload_insns): Likewise.
10374 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
10375 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
10376 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
10378 * tree.c (build_common_builtin_nodes): Add casts to enum type.
10379 * tree-complex.c (complex_lattice_t): Typedef to int rather than
10381 (expand_complex_libcall): Add casts to enum type.
10382 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
10383 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
10384 with ERROR_MARK, not NUM_TREE_CODES.
10385 (vect_create_epilog_for_reduction): Likewise.
10386 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
10387 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
10388 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
10390 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
10391 vect_unused_in_loop. Change 0 to loop_vect.
10392 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
10393 * var-tracking.c (get_init_value): Change return type to enum
10395 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
10396 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
10398 (arm_override_options): Add casts to enum type.
10399 (arm_emit_tls_decoration): Likewise.
10400 * config/i386/i386.c (ix86_function_specific_restore): Add casts
10402 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
10403 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
10404 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
10406 * config/s390/s390.c (code_for_builtin_64): Change to array of
10408 (code_for_builtin_31): Likewise.
10409 (s390_expand_builtin): Change code_for_builtin to enum insn_code
10411 * config/sparc/sparc.c (sparc_override_options): Change value
10412 field in struct code_model to enum cmodel. In initializer change
10413 0 to NULL and add cast to enum type.
10415 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
10416 Change all callers. Issue a -Wc++-compat warning using
10417 lhs_origtype if necessary.
10418 (convert_for_assignment): Issue -Wc++-compat warnings about
10419 invalid conversions to enum type on assignment.
10420 * c-common.h (build_modify_expr): Update declaration.
10422 2009-04-24 Nick Clifton <nickc@redhat.com>
10424 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
10425 (function_arg_advance): Likewise.
10426 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
10429 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
10431 * config/s390/constraints.md ('I', 'J'): Fix condition.
10433 2009-04-24 Diego Novillo <dnovillo@google.com>
10435 * gengtype-parse.c (parse_error): Add newline after message.
10437 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
10439 * config/i386/sse.md (avxmodesuffixs): Removed.
10440 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
10441 (*avx_pinsr<ssevecsize>): This.
10443 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
10445 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
10446 follow chains of regs with a single definition, and allow expressions
10447 that are function_invariant_p.
10448 (simple_rhs_p): Allow expressions that are function_invariant_p.
10450 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
10452 PR middle-end/39867
10453 * fold-const.c (fold_cond_expr_with_comparison): When folding
10454 > and >= to MAX, make sure the MAX uses the same type as the
10455 comparison's operands.
10457 2009-04-24 Nick Clifton <nickc@redhat.com>
10459 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
10460 addressing for DImode accesses.
10461 (frv_print_operand_address): Handle PLUS case.
10462 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
10464 2009-04-24 Jakub Jelinek <jakub@redhat.com>
10466 PR rtl-optimization/39794
10467 * alias.c (canon_true_dependence): Add x_addr argument.
10468 * rtl.h (canon_true_dependence): Adjust prototype.
10469 * cse.c (check_dependence): Adjust canon_true_dependence callers.
10470 * cselib.c (cselib_invalidate_mem): Likewise.
10471 * gcse.c (compute_transp): Likewise.
10472 * dse.c (scan_reads_nospill): Likewise.
10473 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
10474 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
10475 canon_base_addr of the group, plus optional offset.
10476 (struct group_info): Rename canon_base_mem to
10478 (get_group_info): Set canon_base_addr to canon_rtx of base, not
10479 canon_rtx of base_mem.
10481 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
10483 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
10484 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
10486 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10488 * config/spu/spu-builtins.h: Delete file.
10490 * config/spu/spu.h (enum spu_builtin_type): Move here from
10492 (struct spu_builtin_description): Likewise. Add GTY marker.
10493 Do not use enum spu_function_code or enum insn_code.
10494 (spu_builtins): Add extern declaration.
10496 * config/spu/spu.c: Do not include "spu-builtins.h".
10497 (enum spu_function_code, enum spu_builtin_type_index,
10498 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
10499 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
10500 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
10501 unsigned_V2DI_type_node): Move here from spu-builtins.h.
10502 (spu_builtin_types): Make static. Add GTY marker.
10503 (spu_builtins): Add extern declaration with GTY marker.
10504 Include "gt-spu.h".
10506 * config/spu/spu-c.c: Do not include "spu-builtins.h".
10507 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
10508 Check programmatically whether all parameters are scalar.
10510 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
10512 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
10514 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
10515 assignment from the constructor either if the target is volatile.
10517 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
10519 * config/arm/arm.md (insv): Do not share operands[0].
10521 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
10523 * config/vxlib-tls.c (active_tls_threads): Delete.
10524 (delete_hook_installed): New.
10525 (tls_delete_hook): Don't delete the delete hook.
10526 (tls_destructor): Delete it here.
10527 (__gthread_set_specific): Adjust installing the delete hook.
10528 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
10529 __gthread_leave_tsd_dtor_context.
10531 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
10533 * c-format.c (gcc_tdiag_char_table): Add support for %E.
10535 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
10537 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
10539 (alpha_rtx_costs): Ditto.
10540 (emit_unlikely_jump): Use add_reg_note.
10541 (emit_frame_store_1): Ditto.
10542 (alpha_expand_prologue): Ditto.
10543 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
10544 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
10546 2009-04-23 Nick Clifton <nickc@redhat.com>
10548 * config/v850/v850.md (epilogue): Remove suppressed code.
10549 (return): Rename to return_simple and remove test of frame size.
10550 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
10551 to gen_return_simple.
10553 2009-04-22 Jing Yu <jingyu@google.com>
10556 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
10558 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
10561 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
10562 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
10563 value is a VECTOR_CST, the element type is the element type of the
10566 2009-04-22 DJ Delorie <dj@redhat.com>
10568 * config/m32c/m32c.h: Update GTY annotations to new syntax.
10570 2009-04-22 Jakub Jelinek <jakub@redhat.com>
10572 * alias.c (find_base_term): Move around LO_SUM case, so that
10573 CONST falls through into PLUS/MINUS handling.
10576 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
10577 into 0, use omit_one_operand.
10579 2009-04-23 Ben Elliston <bje@au.ibm.com>
10581 * config/rs6000/linux-unwind.h (get_regs): Remove type
10582 puns. Change the type of `pc' to an array of unsigned ints and
10583 update all users. Constify frame24.
10585 2009-04-22 DJ Delorie <dj@redhat.com>
10587 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
10588 declarations before code.
10589 (current_function_special_page_vector): Likewise.
10590 (m32c_expand_insv): Silence a warning.
10592 2009-04-21 Taras Glek <tglek@mozilla.com>
10594 * alias.c: Update GTY annotations to new syntax.
10595 * basic-block.h: Likewise.
10596 * bitmap.h: Likewise.
10597 * c-common.h: Likewise.
10598 * c-decl.c: Likewise.
10599 * c-parser.c: Likewise.
10600 * c-pragma.c: Likewise.
10601 * c-tree.h: Likewise.
10602 * cfgloop.h: Likewise.
10603 * cgraph.h: Likewise.
10604 * config/alpha/alpha.c: Likewise.
10605 * config/arm/arm.h: Likewise.
10606 * config/avr/avr.h: Likewise.
10607 * config/bfin/bfin.c: Likewise.
10608 * config/cris/cris.c: Likewise.
10609 * config/darwin.c: Likewise.
10610 * config/frv/frv.c: Likewise.
10611 * config/i386/i386.c: Likewise.
10612 * config/i386/i386.h: Likewise.
10613 * config/i386/winnt.c: Likewise.
10614 * config/ia64/ia64.h: Likewise.
10615 * config/iq2000/iq2000.c: Likewise.
10616 * config/mips/mips.c: Likewise.
10617 * config/mmix/mmix.h: Likewise.
10618 * config/pa/pa.c: Likewise.
10619 * config/pa/pa.h: Likewise.
10620 * config/rs6000/rs6000.c: Likewise.
10621 * config/s390/s390.c: Likewise.
10622 * config/sparc/sparc.c: Likewise.
10623 * config/xtensa/xtensa.c: Likewise.
10624 * cselib.h: Likewise.
10625 * dbxout.c: Likewise.
10626 * dwarf2out.c: Likewise.
10627 * except.c: Likewise.
10628 * except.h: Likewise.
10629 * fixed-value.h: Likewise.
10630 * function.c: Likewise.
10631 * function.h: Likewise.
10632 * gimple.h: Likewise.
10633 * integrate.c: Likewise.
10634 * optabs.c: Likewise.
10635 * output.h: Likewise.
10636 * real.h: Likewise.
10638 * stringpool.c: Likewise.
10639 * tree-data-ref.c: Likewise.
10640 * tree-flow.h: Likewise.
10641 * tree-scalar-evolution.c: Likewise.
10642 * tree-ssa-address.c: Likewise.
10643 * tree-ssa-alias.h: Likewise.
10644 * tree-ssa-operands.h: Likewise.
10645 * tree.c: Likewise.
10646 * tree.h: Likewise.
10647 * varasm.c: Likewise.
10648 * varray.h: Likewise.
10650 * coretypes.h: Do not define GTY macro if it is already defined.
10651 * doc/gty.texi: Update GTY documentation to new syntax.
10652 * gengtype-lex.l: Enforce attribute-like syntax for GTY
10653 annotations on structs.
10654 * gengtype-parse.c: Likewise.
10656 2009-04-22 Mark Heffernan <meheff@google.com>
10658 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
10660 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
10662 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
10665 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
10667 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
10668 the same as a PLUS without a shift. Increase the cost of a
10671 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10673 * Makefile.in: Update dependencies.
10674 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
10675 * errors.h: Remove bogus comment about compatibility.
10676 (warning): Update declaration.
10677 * genautomata.c: Update all calls to warning.
10678 * gimple.c: Do not include errors.h. Include toplev.h.
10679 * tree-ssa-structalias.c: Do not include errors.h.
10680 * omega.c: Likewise.
10681 * tree-ssa-reassoc.c: Likewise.
10682 * config/spu/spu-c.c: Likewise.
10683 * config/spu/t-spu-elf: Update dependencies.
10685 2009-04-22 Richard Guenther <rguenther@suse.de>
10687 PR tree-optimization/39824
10688 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
10689 make sure the types are compatible.
10691 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10694 * c-common.c (c_parse_error): Take a token_flags parameter.
10695 Use token_type for the token type instead.
10696 Pass token_flags to cpp_type2name.
10697 * c-common.h (c_parse_error): Update declaration.
10698 * c-parser.c (c_parser_error): Pass 0 as token flags.
10700 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
10702 PR rtl-optimization/39580
10703 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
10705 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10707 * function.c (expand_function_end): Do not emit a jump to the "naked"
10708 return label for fall-through returns.
10709 * except.c (sjlj_emit_function_exit): Always place the call to the
10710 unregister function at the location installed by expand_function_end.
10712 2009-04-22 Richard Guenther <rguenther@suse.de>
10714 PR tree-optimization/39845
10715 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
10716 (gen_inbound_check): Likewise.
10718 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
10720 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
10722 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
10723 * config/vxlib.c (__gthread_once): Add race guard for PPC.
10725 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
10727 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
10728 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
10729 shift counts to avoid out-of-bounds array accesses.
10731 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
10733 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
10734 (Pmode): Move above.
10736 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
10738 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
10739 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
10740 GET_CODE macro. Use IN_RANGE macro where appropriate.
10741 * config/alpha/alpha.h: Ditto.
10742 * config/alpha/alpha.md: Ditto.
10743 * config/alpha/constraints.md: Ditto.
10744 * config/alpha/predicates.md: Ditto.
10746 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
10748 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
10749 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10750 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10751 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10752 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10753 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10754 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10755 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10756 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10757 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10758 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10759 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10760 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10761 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10762 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10763 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10764 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10765 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10766 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10767 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10768 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10769 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10770 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10771 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10772 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10773 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10774 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10776 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
10778 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
10779 references from comments.
10780 * cfgbuild.c: (count_basic_blocks): Delete.
10781 (find_basic_blocks_1): Delete.
10782 (find_basic_blocks): Delete.
10783 * except.c (finish_eh_generation): Make static. Move comment from
10784 except.h here. Remove find_basic_blocks references from comments.
10785 * except.h (finish_eh_generation): Delete.
10786 * basic-block.h (find_basic_blocks): Delete.
10787 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
10789 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
10791 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
10792 (sdbout_parms): Likewise.
10794 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
10796 * config/sh/sh.c (prepare_cbranch_operands): Use
10797 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
10798 (expand_cbranchdi4): Likewise.
10799 (from_compare): Add cast to enum type.
10800 (expand_cbranchsi4): Use add_reg_note.
10801 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
10802 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
10803 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
10804 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
10805 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
10806 instead of CODE_FOR_nothing.
10807 (cbranchdi4): Likewise. Fix the order of arguments for
10809 (push_fpscr): Use add_reg_note.
10810 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
10811 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
10813 2009-04-21 Joseph Myers <joseph@codesourcery.com>
10815 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
10816 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
10817 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
10818 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
10819 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
10820 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
10821 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
10822 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
10823 config/alpha/x-vms, config/arc/t-arc,
10824 config/arm/README-interworking, config/arm/arm-c.c,
10825 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
10826 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
10827 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
10828 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
10829 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
10830 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
10831 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
10832 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
10833 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
10834 config/cris/t-elfmulti, config/crx/t-crx,
10835 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
10836 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
10837 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
10838 config/h8300/t-h8300, config/i386/athlon.md,
10839 config/i386/darwin-libgcc.10.4.ver,
10840 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
10841 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
10842 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
10843 config/i386/t-linux64, config/i386/t-nwld,
10844 config/i386/t-rtems-i386, config/i386/t-sol2-10,
10845 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
10846 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
10847 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
10848 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
10849 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
10850 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
10851 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
10852 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
10853 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
10854 config/m68k/t-uclinux, config/mcore/t-mcore,
10855 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
10856 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
10857 config/mips/crtn.asm, config/mips/irix-crti.asm,
10858 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
10859 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
10860 config/mips/mips-fixed.md, config/mips/sb1.md,
10861 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
10862 config/mips/t-iris6, config/mips/t-isa3264,
10863 config/mips/t-libgcc-mips16, config/mips/t-linux64,
10864 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
10865 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
10866 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
10867 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
10868 config/mn10300/t-linux, config/mn10300/t-mn10300,
10869 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
10870 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
10871 config/picochip/libgccExtras/clzsi2.asm,
10872 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
10873 config/rs6000/darwin-libgcc.10.4.ver,
10874 config/rs6000/darwin-libgcc.10.5.ver,
10875 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
10876 config/rs6000/t-aix43, config/rs6000/t-aix52,
10877 config/rs6000/t-darwin, config/rs6000/t-fprules,
10878 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
10879 config/rs6000/t-lynx, config/rs6000/t-netbsd,
10880 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
10881 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
10882 config/rs6000/t-rtems, config/rs6000/t-spe,
10883 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
10884 config/score/t-score-elf, config/sh/divcost-analysis,
10885 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
10886 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
10887 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
10888 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
10889 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
10890 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
10891 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
10892 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
10893 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
10894 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
10895 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
10896 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
10897 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
10898 limitx.h, version.c, xcoff.h: Add copyright and license notices.
10899 * config/h8300/genmova.sh: Include copyright and license notices
10900 in generated output.
10901 * config/h8300/mova.md: Regenerate.
10902 * doc/install.texi2html: Include word "Copyright" in copyright
10903 notice and use name "Free Software Foundation, Inc.".
10904 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
10905 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
10906 ChangeLog-2007, ChangeLog-2008: Correct dates.
10908 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
10910 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
10911 NE_EXPR operations as well.
10912 * c-parser.c (c_parser_condition): Do not set location information on
10914 (c_parser_conditional_expression): Likewise.
10915 (c_parser_binary_expression): Set location information on operators.
10916 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
10917 TRUTH_NOT_EXPR has been folded.
10918 * fold-const.c (fold_truth_not_expr): Copy location information from
10919 the incoming expression to the outgoing one.
10920 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
10921 recursive calls on the LHS of the operator but pass that of the
10922 operator to recursive calls on the RHS of the operator. Set it
10924 (shortcut_cond_expr): Set the locus of the operator on the second
10925 COND_EXPR and that of the expression on the first in degenerate cases.
10926 Pass the locus of the expression to calls to shortcut_cond_r.
10927 Set the locus of the 'then' block on the associated jump, if any.
10928 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
10929 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
10930 expression to call to gimplify_boolean_expr.
10932 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
10934 * config.gcc: Add additional configuration for
10935 i686-w64-mingw* and x86_64-w64-mingw* triplet.
10936 * config/i386/mingw-w64.h: New mingw-w64 specific header.
10937 (CPP_SPEC): Redefine for allowing -municode option.
10938 (STARTFILE_SPEC): Likewise.
10939 * config/i386/t-mingw-w64: New.
10940 * config/i386/mingw-w64.opt: New.
10941 (municode): Add new target option.
10942 * doc/invoke.texi (municode): Add documentation for new option.
10944 2009-04-21 Ian Lance Taylor <iant@google.com>
10946 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10947 Correct test for number of arguments.
10948 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
10950 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
10952 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
10953 argument of emit_library_call.
10955 2009-04-21 Richard Guenther <rguenther@suse.de>
10957 PR middle-end/39829
10958 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
10959 inside VIEW_CONVERT_EXPRs.
10961 2009-04-21 Martin Jambor <mjambor@suse.cz>
10963 * tree-switch-conversion.c (build_constructors): Split a long line.
10964 (constructor_contains_same_values_p): New function.
10965 (build_one_array): Create assigns of constants if possible, do not
10966 call mark_sym_for_renaming, call update_stmt.
10967 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
10968 make_rename_temp. Do not call mark_symbols_for_renaming, call
10970 (gen_def_assigns): Do not call mark_symbols_for_renaming or
10971 find_new_referenced_vars, call update_stmt.
10972 (gen_inbound_check): Use create_tmp_var and create ssa names manually
10973 instead of calling make_rename_temp. Do not call
10974 find_new_referenced_vars or mark_symbols_for_renaming, call
10977 2009-04-21 Richard Guenther <rguenther@suse.de>
10979 PR tree-optimization/39827
10980 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
10981 (tree_ssa_phiprop): Pass the correct array size.
10983 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
10985 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
10987 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
10990 * c-typeck.c (lvalue_p): Move declaration ...
10991 * c-common.h (lvalue_p): ... to here.
10992 * c-common.c (candidate_equal_p): New.
10993 (add_tlist): Use it.
10994 (merge_tlist): Use it.
10995 (warn_for_collisions_1): Likewise.
10996 (warning_candidate_p): Accept more candidates.
10997 (verify_tree): A warning candidate can be an expression. Use
11000 2009-04-21 Ben Elliston <bje@au.ibm.com>
11003 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
11004 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
11005 options. Remove -mcall-solaris documentation.
11007 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11010 * doc/invoke.texi (-Wlong-long): Update description.
11011 * c-lex (interpret_integer): Only warn if there was no previous
11012 overflow and -Wlong-long is enabled.
11013 * c-decl.c (declspecs_add_type): Drop redundant flags.
11014 * c.opt (Wlong-long): Init to -1.
11015 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
11016 and front-end warn_long_long. Wlong-long only depends on other
11017 flags if it is uninitialized.
11018 * c-parser.c (disable_extension_diagnostics): warn_long_long is
11019 the same for CPP and FE.
11020 (restore_extension_diagnostics): Likewise.
11022 2009-04-20 Ian Lance Taylor <iant@google.com>
11024 Fix enum conversions which are invalid in C++:
11025 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
11026 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
11027 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
11028 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
11029 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
11030 (dbxout_parms): Likewise.
11031 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
11032 (df_clear_flags): Likewise.
11033 * df-problems.c (df_rd_bb_local_compute_process_def): Change
11034 top_flag parameter to int.
11035 (df_chain_create_bb_process_use): Likewise.
11036 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
11038 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
11039 (df_ref_create_structure, df_def_record_1): Likewise.
11040 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
11041 (df_notes_rescan): Change 0 to VOIDmode in function call.
11042 (df_get_call_refs, df_insn_refs_collect): Likewise.
11043 (df_bb_regs_collect): Likewise.
11044 (df_entry_block_defs_collect): Likewise.
11045 (df_exit_block_uses_collect): Likewise.
11046 * df.h: Update declarations.
11047 * double-int.c (double_int_divmod): Add cast to enum type.
11048 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
11049 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
11050 (based_loc_descr): Likewise.
11051 (loc_descriptor_from_tree_1): Change first_op and second_op to
11052 enum dwarf_location_atom. Add cast to enum type.
11053 * expmed.c (init_expmed): Change 0 to SET in function call.
11054 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
11055 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
11056 (do_store_flag): Likewise.
11057 * fixed-value.h (struct fixed_value): Change mode to enum
11059 * function.c (assign_parms): Change 0 to VOIDmode in function call.
11060 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
11062 (insert_insn_decl, insert_decl, insert_state): Likewise.
11063 (automata_list_finish): Likewise.
11064 * genrecog.c (process_define_predicate): Add cast to enum type.
11065 * gensupport.c (init_predicate_table): Add cast to enum type.
11066 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
11068 (gimple_build_call_1, gimple_build_label): Likewise.
11069 (gimple_build_goto, gimple_build_asm_1): Likewise.
11070 (gimple_build_switch_1, gimple_build_cdt): Likewise.
11071 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
11072 (enum fallback): Rename from enum fallback_t.
11073 (fallback_t): Typedef as int.
11074 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
11075 GSI_SAME_STMT in function call.
11076 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
11078 (setup_reg_class_relations): Likewise.
11079 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
11080 (setup_prohibited_class_mode_regs): Add cast to enum type.
11081 (setup_prohibited_mode_move_regs): Likewise.
11082 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
11083 (record_address_regs): Change i to enum reg_class.
11084 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
11085 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
11086 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
11087 (GET_MODE_2XWIDER_MODE): Likewise.
11088 (GET_CLASS_NARROWEST_MODE): Likewise.
11089 * omp-low.c (expand_omp_for): Add cast to enum type.
11090 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
11091 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
11092 * postreload.c (reload_cse_simplify_operands): Change rclass local
11094 * predict.c (combine_predictions_for_insn): Change best_predictor
11095 and predictor to enum br_predictor.
11096 (combine_predictions_for_bb): Likewise.
11097 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
11098 use SET_PREDICT_EXPR_OUTCOME.
11099 * real.c (real_arithmetic): Change icode to code in function call.
11100 * reginfo.c (init_move_cost): Add casts to enum type.
11101 (init_reg_sets_1, init_fake_stack_mems): Likewise.
11102 * regmove.c (regclass_compatible_p): Change class0 and class1 to
11104 * reload.c (find_valid_class): Add casts to enum type.
11105 (push_reload): Change 0 to NO_REGS in function call.
11106 (find_reloads): Change this_alternative to array of enum
11107 reg_class. Remove some now-unnecessary casts.
11108 (make_memloc): Change 0 to VOIDmode in function call.
11109 * reload1.c (reload): Change 0 to VOIDmode in function call.
11110 (eliminate_regs_1, elimination_effects): Likewise.
11111 (eliminate_regs_in_insn): Likewise.
11112 (emit_input_reload_insns): Add cast to enum type.
11113 (delete_output_reload): Change 0 to VOIDmode in function call.
11114 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
11115 to enum type in function call.
11116 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
11117 (SET_PREDICT_EXPR_OUTCOME): Define.
11118 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
11119 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
11120 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
11121 (dump_function): Likewise.
11122 * tree-dump.h: Update declarations.
11123 * tree-pass.h: Update declarations.
11124 * varasm.c (assemble_integer): Change mclass to enum mode_class.
11125 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
11127 (arm_rtx_costs_1): Correct parenthesization.
11128 (arm_rtx_costs): Add casts to enum type.
11129 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
11130 (vfp_emit_fstmd): Use add_rg_note.
11131 (emit_multi_reg_push, emit_sfm): Likewise.
11132 (thumb_set_frame_pointer): Likewise.
11133 (arm_expand_prologue): Likewise.
11134 (arm_regno_class): Change return type to enum reg_class.
11135 (thumb1_expand_prologue): Use add_reg_note.
11136 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
11137 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
11139 * config/arm/gentune.sh: Add cast to enum type.
11140 * config/arm/arm-tune.md: Rebuild.
11141 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
11142 (ix86_split_fp_branch, predict_jump): Likewise.
11143 (ix86_expand_multi_arg_builtin): Change sub_code from enum
11144 insn_code to enum rtx_code.
11145 (ix86_builtin_vectorized_function): Add cast to enum type.
11146 * config/i386/i386.md (truncdfsf2): Change slot to enum
11148 (truncxf<mode>2, isinf<mode>2): Likewise.
11149 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
11151 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
11152 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
11153 (insert_bundle_state): Change 1 to INSERT in function call.
11154 (ia64_add_bundle_selector_before): Likewise.
11155 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
11156 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
11157 (restore_stack_nonlocal): Likewise.
11158 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
11160 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
11162 (mips_rtx_costs): Likewise.
11163 (mips_override_options): Add casts to enum type.
11164 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
11166 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
11167 (store_reg, set_reg_plus_d): Likewise.
11168 (hppa_expand_prologue, hppa_profile_hook): Likewise.
11169 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
11171 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
11173 (emit_unlikely_jump): Use add_reg_note.
11174 (rs6000_emit_allocate_stack): Likewise.
11175 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
11176 (output_toc): Change 1 to INSERT in function call.
11177 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
11178 (rs6000_initialize_trampoline): Likewise.
11179 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
11181 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
11182 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
11183 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
11184 (save_gprs): Use add_reg_note.
11185 (s390_emit_prologue): Likewise.
11186 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
11187 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
11188 (sparc_fold_builtin): Add cast to enum type.
11189 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
11191 (spu_expand_prologue): Use add_reg_note.
11192 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
11194 2009-04-20 Ian Lance Taylor <iant@google.com>
11196 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
11197 (c_parser_postfix_expression_after_primary): Get VEC for list of
11198 arguments. Get original types of arguments. Call
11199 build_function_call_vec.
11200 (cached_expr_list_1, cached_expr_list_2): New static variables.
11201 (c_parser_expr_list): Change return type to VEC *. Add
11202 p_orig_types parameter. Change all callers.
11203 (c_parser_release_expr): New static function.
11204 (c_parser_vec_to_tree_list): New static function.
11205 * c-typeck.c (build_function_call): Rewrite to build a VEC and
11206 call build_function_call_vec.
11207 (build_function_call_vec): New function, based on old
11208 build_function_call.
11209 (convert_arguments): Remove nargs and argarray parameters. Change
11210 values to a VEC. Add origtypes parameter.
11211 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
11212 (convert_for_assignment): Add origtype parameter. Change all
11213 callers. If warn_cxx_compat, check for conversion to an enum
11214 type when calling a function.
11215 (store_init_value): Add origtype parameter. Change all callers.
11216 (digest_init): Likewise.
11217 (struct init_node): Add origtype field.
11218 (add_pending_init): Add origtype parameter. Change all callers.
11219 (output_init_element): Likewise.
11220 (output_pending_init_elements): Pass origtype from init_node to
11221 output_init_element.
11222 (process_init_element): Pass origtype from c_expr to
11223 output_init_element.
11224 (c_finish_return): Add origtype parameter. Change all callers.
11225 * c-common.c (sync_resolve_size): Change params to VEC *. Change
11227 (sync_resolve_params): Likewise.
11228 (sync_resolve_return): Change params to first_param. Change caller.
11229 (resolve_overloaded_builtins): Change params to VEC *. Change
11230 callers. Save first parameter around call to build_function_call_vec.
11231 * c-decl.c (finish_decl): Add origtype parameter. Change all
11232 callers. Call build_function_call_vec rather than
11233 build_function_call for cleanup.
11234 * c-tree.h: Update declarations.
11235 * c-common.h: Update declarations.
11236 * stub-objc.c (objc_rewrite_function_call): Change parameter from
11237 params to first_param.
11238 * target.h (struct gcc_target): Change resolve_overloaded_builtin
11239 params parameter from tree to void *.
11240 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11241 Change arglist parameter to have type void *, and to be a pointer
11243 * config/rs6000/rs6000-protos.h
11244 (altivec_resolve_overloaded_builtin): Update declaration.
11245 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
11246 fnargs parameter to have type void *, and to be a pointer to a
11247 VEC. Call build_function_call_vec instead of
11248 build_function_call.
11249 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
11251 2009-04-20 Joey Ye <joey.ye@intel.com>
11252 Xuepeng Guo <xuepeng.guo@intel.com>
11253 H.J. Lu <hongjiu.lu@intel.com>
11255 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
11257 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
11258 (IX86_LEA_PRIORITY): Likewise.
11259 (distance_non_agu_define): New function.
11260 (distance_agu_use): Likewise.
11261 (ix86_lea_for_add_ok): Likewise.
11262 (ix86_dep_by_shift_count): Likewise.
11264 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
11265 should split for LEA.
11267 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
11269 (ix86_dep_by_shift_count): Likewise.
11271 2009-04-20 Richard Guenther <rguenther@suse.de>
11273 * expr.c (handled_component_p): Move ...
11274 * tree.h (handled_component_p): ... here.
11275 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
11276 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
11277 and REALPART_EXPR to be in one group.
11279 2009-04-20 Richard Guenther <rguenther@suse.de>
11281 * basic-block.h (get_all_dominated_blocks): Declare.
11282 * dominance.c (get_all_dominated_blocks): New function.
11283 * tree-cfg.c (get_all_dominated_blocks): Remove.
11284 (remove_edge_and_dominated_blocks): Adjust.
11285 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
11286 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
11287 instead of recursing.
11289 2009-04-20 Doug Kwan <dougkwan@google.com>
11291 * cgraph.h (cgraph_node_ptr): New type for vector functions.
11292 (struct cgraph_node_set_def): New type.
11293 (cgraph_node_set) New type. Also declare vector functions.
11294 (struct cgraph_node_set_element_def): New type.
11295 (cgraph_node_set_element): Ditto.
11296 (cgraph_node_set_iterator): New iterator type.
11297 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
11298 cgraph_node_set_remove, dump_cgraph_node_set,
11299 debug_cgraph_node_set): New prototypes.
11300 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
11301 cgraph_node_set_size): New inlines.
11302 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
11303 including cgraph.h.
11304 (struct ipa_opt_pass): Add struct cgraph_node_set_def
11305 argument to function 'write_summary'.
11306 * ipa.c: Include ggc.h.
11307 (hash_cgraph_node_set_element,
11308 eq_cgraph_node_set_element, cgraph_node_set_new,
11309 cgraph_node_set_add, cgraph_node_set_remove,
11310 cgraph_node_set_find, dump_cgraph_node_set,
11311 debug_cgraph_node_set): New functions.
11312 * Makefile.in (ipa.o): Add dependency on GGC_H.
11314 2009-04-20 Ira Rosen <irar@il.ibm.com>
11316 PR tree-optimization/39675
11317 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
11318 check of the return code of vect_schedule_slp. Check that
11319 stmt_vec_info still exists for the statement, before checking its
11320 vectorization type.
11322 2009-04-20 Michael Matz <matz@suse.de>
11324 * Makefile.in (generated_files): Take out $(simple_generated_c).
11326 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
11328 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
11329 (UINTPTR_TYPE): Likewise.
11331 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11334 * c-typeck.c (digest_init): Check for initializing an array with a
11337 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11340 * c-semantics.c (pop_stmt_list): Propagate
11341 STATEMENT_LIST_HAS_LABEL to parent statement list.
11343 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
11345 * config/mips/mips.h (mips_tune_attr): New macro.
11346 * config/mips/mips.md (cpu): Use it.
11348 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11351 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
11354 2009-04-19 Diego Novillo <dnovillo@google.com>
11356 * toplev.c (compile_file): Move call to coverage_finish ...
11357 * cgraphunit.c (ipa_passes): ... here.
11358 Call cgraph_process_new_functions.
11359 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
11360 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
11362 2009-04-19 Jan Hubicka <jh@suse.cz>
11364 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
11366 (dump_cgraph_node): Dump can throw external flag.
11367 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
11369 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
11373 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
11374 * common.opt (Wlogical-op): Move from here...
11375 * c.opt (Wlogical-op): ... to here.
11376 * c-typeck.c (parser_build_binary_op): Update call to
11377 warn_logical_operator.
11378 * c-opts.c (c_common_post_options): Enable warn_logical_op with
11380 * c-common.c (warn_logical_op): Update.
11381 * c-common.h (warn_logical_op): Update declaration.
11383 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
11385 * tree.c (protected_set_expr_location): Fix formatting.
11387 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11390 * c-typeck.c (readonly_warning): new.
11391 (build_unary_op, build_modify_expr): Use readonly_warning for
11392 storing into something readonly but not const-qualified.
11394 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11397 * c-typeck.c (build_unary_op): Check for taking address of
11398 expression of type void.
11400 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11403 * c-typeck.c (build_function_call): Check for calling a function
11404 with qualified void return types. Call require_complete_type when
11407 2009-04-18 Jan Hubicka <jh@suse.cz>
11409 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
11411 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
11412 can_throw_external flag.
11413 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
11414 * ipa-pure-const.c (ignore_edge): New function.
11415 (propagate): Compute order for NOTHROW computation; set NOTHROWs
11416 only over can_throw_external edges.
11417 (local_pure_const): Add nothrow flag.
11418 * ipa-utils.c (searchc): Add ignore_edge callback.
11419 (ipa_utils_reduced_inorder): Add ignore_edge callback.
11420 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
11421 (set_nothrow_function_flags): Update cgraph.
11422 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
11424 2009-04-18 Richard Guenther <rguenther@suse.de>
11426 PR middle-end/39804
11427 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
11428 (fold_stmt): ... this and ...
11429 (fold_stmt_inplace): ... this.
11430 (fold_stmt_1): Fold references in calls and asms.
11431 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
11433 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11435 * tree-vrp.c (ssa_name_nonzero_p): Remove.
11436 * tree.h: Remove the prototype for ssa_name_nonzero_p.
11438 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11440 * tree.c (function_args_count): Remove.
11441 * tree.h: Remove the prototype for function_args_count.
11443 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11445 * tree-iterator.c (expr_only): Remove.
11446 * tree.h: Remove the prototype for expr_only.
11448 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11450 * reginfo.c (cannot_change_mode_set_regs): Remove.
11451 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
11453 2009-04-08 Anatoly Sokolov <aesok@post.ru>
11455 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
11456 whether operands 0 and 1 overlaps.
11458 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
11460 PR middle-end/36902
11461 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
11462 pointer. Use warning_at instead of warning.
11463 (search_for_addr_array): Likewise.
11464 (check_array_bounds): Likewise.
11465 (check_all_array_refs): Check that the incoming edge is not in the
11466 list of edges to be removed.
11467 (check_all_array_refs): Avoid the temporal pointer.
11468 (vrp_visit_cond_stmt): Fix typo.
11469 (simplify_switch_using_ranges): Handle the case where the switch
11470 index is an integer constant.
11472 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
11474 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
11476 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11478 * doc/extend.texi, doc/invoke.texi: Fix typos.
11480 2009-04-17 Cary Coutant <ccoutant@google.com>
11482 * tree-flow-inline.h (get_lineno): Fix inverted test.
11484 2009-04-17 Diego Novillo <dnovillo@google.com>
11486 * tree-ssa-pre.c (create_expression_by_pieces): Remove
11487 assertion for AVAIL_OUT.
11489 2009-04-17 Mike Frysinger <vapier@gentoo.org>
11492 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
11493 * config/sh/linux-atomic.asm: Likewise.
11495 2009-04-17 Diego Novillo <dnovillo@google.com>
11497 * except.c (debug_eh_tree): New.
11498 (struct eh_region, struct eh_status): Move ...
11499 * except.h: ... here.
11500 (add_type_for_runtime): Declare extern.
11501 (lookup_type_for_runtime): Likewise.
11502 (debug_eh_tree): Declare.
11503 * Makefile.in (GTFILES): List except.h before except.c
11505 2009-04-17 Diego Novillo <dnovillo@google.com>
11507 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
11508 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
11509 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
11510 (find_vars_r): ... here.
11511 * tree-flow.h (find_referenced_vars_in): Declare.
11512 * tree-ssa-pre.c (create_expression_by_pieces): Assert
11513 that AVAIL_OUT exists for BLOCK.
11514 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
11515 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
11516 (tree-parloops.o): Likewise.
11518 2009-04-17 Simon Baldwin <simonb@google.com>
11520 * toplev.c (default_tree_printer): Add handling for %E format.
11522 2009-04-17 Diego Novillo <dnovillo@google.com>
11524 * tree-pretty-print.c (dump_generic_node): Add break after
11525 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
11526 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
11527 FUNCTION_TYPE together. Call print_struct_decl when printing
11528 structures and TDF_SLIM is not given.
11529 (print_struct_decl): Fix logic for detecting recursion.
11531 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
11534 * gcc.c (create_at_file): New.
11535 (compile_input_file_p): New.
11536 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
11537 * main.c (main): Update call to toplev_main.
11538 * toplev.c (toplev_main): Change signature. Call expandargv.
11539 * toplev.h (toplev_main): Change signature.
11541 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
11543 * dwarf2out.c (field_byte_offset): Use the type size as the field size
11544 if the latter is not constant.
11546 2009-04-17 David Edelsohn <edelsohn@gnu.org>
11548 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
11550 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
11552 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
11553 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
11555 2009-04-17 Richard Guenther <rguenther@suse.de>
11557 * tree-ssa-structalias.c (get_constraint_for_component_ref):
11558 Handle component references view-converting an invariant address.
11560 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
11562 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
11563 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
11564 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
11565 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
11566 Use @deftypevr rather than @deftypevar.
11568 2009-04-17 Richard Guenther <rguenther@suse.de>
11570 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
11571 (get_prop_source_stmt): Likewise.
11572 (can_propagate_from): Likewise.
11574 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
11576 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
11577 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
11578 (--with-multilib-list): Add default value.
11579 * configure: Regenerate.
11580 * Makefile.in (TM_ENDIAN_CONFIG): Define.
11581 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
11582 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
11583 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
11584 Don't add default cpu to multilib list unnecessarily, but do enable
11585 the relevant compiler option..
11586 Add support for --with-multilib-list=<blank> and
11587 --with-multilib-list=!<somelib> to supress unwanted multilibs.
11588 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
11589 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
11590 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
11591 TM_MULTILIB_CONFIG.
11592 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
11593 (MULTILIB_OSDIRNAMES): New variable.
11594 * config/sh/t-1e: Delete file.
11595 * config/sh/t-mlib-sh1: Delete file.
11596 * config/sh/t-mlib-sh2: Delete file.
11597 * config/sh/t-mlib-sh2a: Delete file.
11598 * config/sh/t-mlib-sh2a-nofpu: Delete file.
11599 * config/sh/t-mlib-sh2a-single: Delete file.
11600 * config/sh/t-mlib-sh2a-single-only: Delete file.
11601 * config/sh/t-mlib-sh2e: Delete file.
11602 * config/sh/t-mlib-sh3e: Delete file.
11603 * config/sh/t-mlib-sh4: Delete file.
11604 * config/sh/t-mlib-sh4-nofpu: Delete file.
11605 * config/sh/t-mlib-sh4-single: Delete file.
11606 * config/sh/t-mlib-sh4-single-only: Delete file.
11607 * config/sh/t-mlib-sh4a: Delete file.
11608 * config/sh/t-mlib-sh4a-nofpu: Delete file.
11609 * config/sh/t-mlib-sh4a-single: Delete file.
11610 * config/sh/t-mlib-sh4a-single-only: Delete file.
11611 * config/sh/t-mlib-sh4al: Delete file.
11612 * config/sh/t-mlib-sh5-32media: Delete file.
11613 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
11614 * config/sh/t-mlib-sh5-64media: Delete file.
11615 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
11616 * config/sh/t-mlib-sh5-compact: Delete file.
11617 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
11618 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
11619 * doc/install.texi (Options specification): Add
11620 --with-multilib-list and --with-endian.
11622 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
11624 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
11626 (OBJS-common): Add plugin-version.o.
11627 (plugin-version.o): New.
11628 * gcc-plugin.h (plugin_gcc_version): New.
11629 (plugin_default_version_check): New.
11630 (plugin_init_func, plugin_init): Add version argument.
11631 * plugin-version.c: New.
11632 * plugin.c (str_plugin_gcc_version_name): New.
11633 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
11634 pass it to the init function.
11635 (plugin_default_version_check): New.
11637 2009-04-17 Richard Guenther <rguenther@suse.de>
11639 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
11640 for decl-vs-decl disambiguation.
11642 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
11644 * config/s390/s390.h (s390_tune_attr): New macro definition.
11645 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
11647 2009-04-17 Richard Guenther <rguenther@suse.de>
11649 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
11650 (fold_stmt_r): Likewise.
11651 (maybe_fold_reference): New function.
11652 (fold_gimple_assign): Handle cases fold_stmt_r did.
11653 (fold_stmt): Do not use fold_stmt_r.
11654 (fold_stmt_inplace): Likewise.
11656 2009-04-17 Richard Guenther <rguenther@suse.de>
11658 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
11659 (record_equivalences_from_stmt): Remove useless checks and
11661 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
11662 the type is already suitable.
11664 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
11666 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
11668 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
11670 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
11671 (CMPtype): Define as __gcc_CMPtype.
11673 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
11675 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
11676 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
11678 2009-04-17 Richard Guenther <rguenther@suse.de>
11680 PR tree-optimization/39746
11681 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
11682 special-casing for builtins and static variable use/def.
11683 (call_may_clobber_ref_p_1): Likewise.
11685 2009-04-16 Ian Lance Taylor <iant@google.com>
11687 * df.h: Include "timevar.h".
11688 (struct df_problem): Change tv_id field to timevar_id_t.
11689 * tree-pass.h: Include "timevar.h".
11690 (struct opt_pass): Change tv_id field to timevar_id_t.
11691 * timevar.h (timevar_id_t): Define TV_NONE.
11692 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
11693 TV_NONE rather than tv_id != 0.
11694 (execute_one_pass): Likewise.
11695 * Makefile.in (DF_H): Add $(TIMEVAR_H).
11696 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
11697 dependencies to $(TREE_PASS_H).
11698 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
11700 (pass_branch_target_load_optimize2): Likewise.
11701 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
11702 (pass_outof_cfg_layout_mode): Likewise.
11703 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
11704 (pass_rebuild_cgraph_edges): Likewise.
11705 (pass_remove_cgraph_callee_edges): Likewise.
11706 * df-core.c (pass_df_initialize_opt): Likewise.
11707 (pass_df_initialize_no_opt): Likewise.
11708 (pass_df_finish): Likewise.
11709 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
11710 * except.c (pass_set_nothrow_function_flags): Likewise.
11711 (pass_convert_to_eh_region_ranges): Likewise.
11712 * final.c (pass_compute_alignments): Likewise.
11713 * function.c (pass_instantiate_virtual_regs): Likewise.
11714 (pass_init_function): Likewise.
11715 (pass_leaf_regs): Likewise.
11716 (pass_match_asm_constraints): Likewise.
11717 * gimple-low.c (pass_lower_cf): Likewise.
11718 (pass_mark_used_blocks): Likewise.
11719 * init-regs.c (pass_initialize_regs): Likewise.
11720 * integrate.c (pass_initial_value_sets): Likewise.
11721 * ira.c (pass_ira): Likewise.
11722 * jump.c (pass_cleanup_barriers): Likewise.
11723 * omp-low.c (pass_expand_omp): Likewise.
11724 (pass_lower_omp): Likewise.
11725 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
11726 * recog.c (pass_split_all_insns): Likewise.
11727 (pass_split_after_reload): Likewise.
11728 (pass_split_before_regstack): Likewise.
11729 (pass_split_before_sched2): Likewise.
11730 (pass_split_for_shorten_branches): Likewise.
11731 * reginfo.c (pass_reginfo_init): Likewise.
11732 (pass_subregs_of_mode_init): Likewise.
11733 (pass_subregs_of_mode_finish): Likewise.
11734 * passes.c (pass_postreload): Likewise.
11735 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
11736 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
11737 (pass_warn_function_return): Likewise.
11738 (pass_warn_function_noreturn): Likewise.
11739 * tree-complex.c (pass_lower_complex): Likewise.
11740 (pass_lower_complex_O0): Likewise.
11741 * tree-if-conv.c (pass_if_conversion): Likewise.
11742 * tree-into-ssa.c (pass_build_ssa): Likewise.
11743 * tree-mudflap.c (pass_mudflap_1): Likewise.
11744 (pass_mudflap_2): Likewise.
11745 * tree-nomudflap.c (pass_mudflap_1): Likewise.
11746 (pass_mudflap_2): Likewise.
11747 * tree-nrv.c (pass_return_slot): Likewise.
11748 * tree-object-size.c (pass_object_sizes): Likewise.
11749 * tree-optimize.c (pass_all_optimizations): Likewise.
11750 (pass_early_local_passes): Likewise.
11751 (pass_all_early_optimizations): Likewise.
11752 (pass_cleanup_cfg): Likewise.
11753 (pass_cleanup_cfg_post_optimizing): Likewise.
11754 (pass_free_datastructures): Likewise.
11755 (pass_free_cfg_annotations): Likewise.
11756 (pass_fixup_cfg): Likewise.
11757 (pass_init_datastructures): Likewise.
11758 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
11759 (pass_late_warn_uninitialized): Likewise.
11760 (pass_update_address_taken): Likewise.
11761 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
11762 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
11763 (pass_cse_sincos): Likewise.
11764 (pass_convert_to_rsqrt): Likewise.
11765 * tree-ssa-structalias.c (pass_build_alias): Likewise.
11766 * tree-stdarg.c (pass_stdarg): Likewise.
11767 * tree-tailcall.c (pass_tail_recursion): Likewise.
11768 (pass_tail_calls): Likewise.
11769 * tree-vect-generic.c (pass_lower_vector): Likewise.
11770 (pass_lower_vector_ssa): Likewise.
11771 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
11773 2009-04-16 Joseph Myers <joseph@codesourcery.com>
11775 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
11777 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
11779 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
11780 logical and signext.
11782 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
11785 * config/sh/predicates.md (arith_operand): Check if the operand
11786 of TRUNCATE is a REG.
11788 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11790 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
11791 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
11793 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11795 * tree-iterator.c (tsi_split_statement_list_after,
11796 tsi_split_statement_list_before): Remove.
11797 * tree-iterator.h: Remove the prototypes for
11798 tsi_split_statement_list_after and tsi_split_statement_list_before.
11800 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11802 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
11803 * tree-ssa-propagate.h: Remove the prototype for
11804 stmt_makes_single_load.
11806 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11808 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
11809 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
11811 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11813 * tree-iterator.c (EXPR_LAST_BODY): Remove.
11815 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11817 * except.c (eh_region_outer_p): Remove.
11818 * except.h: Remove the prototype for eh_region_outer_p.
11820 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11822 * function.c (current_function_assembler_name): Remove.
11823 * function.h: Remove the prototype for
11824 current_function_assembler_name.
11826 2009-04-16 Ian Lance Taylor <iant@google.com>
11828 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
11829 (add_reg_note): Call alloc_reg_note.
11830 * rtl.h (alloc_reg_note): Declare.
11831 * combine.c (try_combine): Use alloc_reg_note.
11832 (recog_for_combine, move_deaths): Likewise.
11833 (distribute_notes): Use alloc_reg_note and add_reg_note.
11834 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
11835 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
11836 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
11838 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
11840 PR rtl-optimization/39762
11841 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
11842 ira_may_move_out_cost): Add comments about way of their usage.
11843 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
11845 * ira-conflicts.c (process_regs_for_copy): Use function
11846 ira_get_register_move_cost instead of global
11847 ira_register_move_cost.
11849 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
11850 color_pass, move_spill_restore, update_curr_costs): Ditto.
11852 * ira-lives.c (process_single_reg_class_operands): Ditto.
11854 * ira-emit.c (emit_move_list): Ditto.
11856 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
11857 (record_reg_classes): Ditto. Use functions
11858 ira_get_register_move_cost and ira_get_may_move_cost instead of
11859 global vars ira_register_move_cost, ira_may_move_out_cost and
11860 ira_may_move_in_cost.
11861 (record_address_regs): Don't call ira_init_register_move_cost.
11862 Use function ira_get_may_move_cost instead of global
11863 ira_may_move_in_cost.
11864 (process_bb_node_for_hard_reg_moves): Use function
11865 ira_get_register_move_cost instead of global ira_register_move_cost.
11866 (ira_costs): Don't call ira_init_register_move_cost.
11868 2009-04-16 Richard Guenther <rguenther@suse.de>
11870 * tree-cfg.c (verify_gimple_assign_binary):
11871 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
11872 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
11873 (create_general_new_stmt): Note that this function is broken.
11875 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
11877 * common.opt (fhelp): Add Var(help_flag).
11878 * gcc-plugin.h (plugin_info): Add help.
11879 * plugin.c (plugin_name_args): Add help.
11880 (register_plugin_info): Set plugin->help.
11881 (print_help_one_plugin): New.
11882 (print_plugins_help): New.
11883 * plugin.h (print_plugins_help): New.
11884 * toplev.c (toplev_main): Call print_plugins_help if needed.
11886 2009-04-16 Richard Guenther <rguenther@suse.de>
11888 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
11889 (gimple_ior_addresses_taken_1): New function.
11890 (gimple_ior_addresses_taken): Likewise.
11891 * gimple.h (struct gimple_statement_with_ops_base): Remove
11892 addresses_taken member.
11893 (gimple_ior_addresses_taken): Declare.
11894 (gimple_addresses_taken, gimple_addresses_taken_ptr,
11895 gimple_set_addresses_taken): Remove.
11896 * ipa-reference.c (mark_address): New function.
11897 (scan_stmt_for_static_refs): Use it for marking addresses taken.
11898 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
11899 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
11900 (gimple_add_to_addresses_taken): Remove.
11901 (get_tmr_operands): Call mark_address_taken.
11902 (get_asm_expr_operands): Likewise.
11903 (get_expr_operands): Likewise.
11904 (build_ssa_operands): Do not clear the addresses_taken bitmap.
11905 (free_stmt_operands): Do not free it.
11906 * tree-ssa.c (delete_tree_ssa): Likewise.
11907 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
11909 2009-04-16 Richard Guenther <rguenther@suse.de>
11911 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
11912 (walk_stmt_load_store_ops): Likewise.
11913 * gimple.c (get_base_loadstore): New function.
11914 (walk_stmt_load_store_addr_ops): Likewise.
11915 (walk_stmt_load_store_ops): Likewise.
11916 * ipa-pure-const.c (check_op): Simplify.
11917 (check_load, check_store): New functions.
11918 (check_stmt): Use walk_stmt_load_store_ops.
11919 * ipa-reference.c (mark_load): Adjust signature.
11920 (mark_store): Likewise.
11921 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
11923 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
11925 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
11926 (plugin_info): New.
11927 * opts.c (common_handle_option): Don't call print_version.
11928 * plugin.c (plugin_name_args): Add version.
11929 (register_plugin_info): New.
11930 (register_callback): Handle PLUGIN_INFO.
11931 (try_init_one_plugin): New.
11932 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
11934 (finalize_one_plugin): New.
11935 (finalize_plugins): New.
11936 (print_one_plugin): New.
11937 (print_plugins_versions): New.
11938 * plugin.h (print_plugins_versions): New.
11939 (finalize_plugins): New.
11940 * toplev.c (compile_file): Don't call initialize_plugins.
11941 (print_version): Call print_plugins_versions.
11942 (toplev_main): Call initialize_plugins. Print version if needed.
11943 Call finalize_plugins.
11945 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
11947 * common.opt (fversion): New.
11948 * gcc.c (print_version): New.
11949 (process_command): Don't print the version. Just set print_version.
11950 (main): Print version. Call subprocesses if print_version and
11951 verbose_flag are set.
11952 * opts.c (common_handle_option): Handle OPT_fversion.
11954 2009-04-16 Richard Guenther <rguenther@suse.de>
11955 Ira Rosen <irar@il.ibm.com>
11957 PR tree-optimization/39698
11958 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
11959 type of the reduction variable. Only generate the def if
11962 * omp-low.c (expand_omp_for_generic): When converting to a pointer
11963 make sure to first convert to an integer of the same precision.
11964 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
11965 the type of the evolution correctly in computing the new
11966 induction variable base.
11968 2009-04-16 Richard Guenther <rguenther@suse.de>
11970 PR middle-end/39625
11971 * tree-cfg.c (make_blocks): Split statements with to-be
11972 abnormal SSA names on the lhs.
11974 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
11976 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
11977 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
11978 * c-typeck.c (really_start_incremental_init): Likewise.
11979 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
11980 (TARGET_INITIALIZER): Remove it.
11981 * target.h (struct target): Remove vector_opaque_p.
11982 * tree.c (build_opaque_vector_type): New.
11983 * tree.h (TYPE_VECTOR_OPAQUE): New.
11984 (build_opaque_vector_type): Declare.
11985 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
11986 * config/rs6000/rs6000.c (build_opaque_vector_type,
11987 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
11988 (rs6000_init_builtins): Use build_opaque_vector_type for
11989 opaque_V4SI_type_node.
11991 2009-04-15 Catherine Moore <clm@codesourcery.com>
11993 * debug.h (set_name): Declare.
11994 * dwarf2out.c (dwarf2out_set_name): Declare.
11995 (dwarf2_debug_hooks): Add set_name.
11996 (find_AT_string): New.
11997 (add_AT_string): Call find_AT_string.
11998 (dwarf2out_set_name): New.
11999 * cp/decl.c (grokdeclarator): Call set_name.
12000 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
12001 * debug.c (do_nothing_debug_hooks): Likewise.
12002 * dbxout.c (dbx_debug_hooks): Likewise.
12003 * sdbout.c (sdb_debug_hooks): Likewise.
12005 2009-04-15 Michael Eager <eager@eagercon.com>
12007 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
12008 reg for single-precision FPU.
12009 * config/rs6000/rs6000.md (movsi_internal1): Only for
12010 !TARGET_SINGLE_FPU.
12011 (movsi_internal1_single): New. Add pattern to move SI values to/from
12012 single-precision FP regs.
12014 2009-04-15 Richard Guenther <rguenther@suse.de>
12016 * omp-low.c (lower_rec_input_clauses): Build correct address
12018 (expand_omp_for_generic): Fix multiplication type.
12019 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
12020 (generate_memset_zero): Fix types.
12021 * tree-profile.c (prepare_instrumented_value): Correctly
12024 2009-04-15 Ian Lance Taylor <iant@google.com>
12026 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
12027 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
12028 for -Wall and for -Wc++-compat.
12029 (c_common_post_options): For C++, set warn_enum_compare if not
12031 * c-tree.h (struct c_expr): Add field original_type.
12032 (build_external_ref): Update declaration.
12033 * c-parser.c (c_parser_braced_init): Set original_type.
12034 (c_parser_initelt): Likewise.
12035 (c_parser_expr_no_commas): Likewise.
12036 (c_parser_conditional_expression): Likewise.
12037 (c_parser_cast_expression): Likewise.
12038 (c_parser_unary_expression): Likewise. Pull setting of
12039 original_code to top of function.
12040 (c_parser_sizeof_expression): Set original_type.
12041 (c_parser_alignof_expression): Likewise.
12042 (c_parser_postfix_expression): Likewise. Pull setting of
12043 original_code to top of function.
12044 (c_parser_postfix_expression_after_paren_type): Set original_type.
12045 (c_parser_postfix_expression_after_primary): Likewise.
12046 (c_parser_expression): Likewise.
12047 * c-typeck.c (build_external_ref): Add type parameter. Change all
12049 (c_expr_sizeof_expr): Set original_type field.
12050 (parser_build_unary_op): Likewise.
12051 (parser_build_binary_op): Likewise. Optionally warn about
12052 comparisons of enums of different types.
12053 (digest_init): Set original_type field.
12054 (really_start_incremental_init): Likewise.
12055 (push_init_level, pop_init_level): Likewise.
12056 * doc/invoke.texi (Warning Options): -Wenum-compare now
12059 2009-04-15 Richard Guenther <rguenther@suse.de>
12061 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
12062 out a necessary conversion.
12063 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
12064 names we didn't value number.
12065 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
12067 2009-04-15 Richard Guenther <rguenther@suse.de>
12069 PR tree-optimization/39764
12070 * tree-ssa-ccp.c (get_value): Canonicalize value with
12071 canonicalize_float_value.
12073 2009-04-15 Jan Hubicka <jh@suse.cz>
12075 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
12076 Wrong version of patch.
12078 2009-04-15 Jan Hubicka <jh@suse.cz>
12080 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
12082 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
12084 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
12085 our distinct integral and vector types.
12087 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
12089 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
12090 * init.c (build_vtbl_address): Remove call to assemble_external.
12092 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
12094 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
12095 output for other floating point modes.
12097 2009-04-14 Diego Novillo <dnovillo@google.com>
12099 * diagnostic.c (diagnostic_report_diagnostic): Do not
12100 warn about loaded plugins for DK_ERROR and DK_WARNING.
12101 * c-decl.c (declspecs_add_type): Move call to
12102 invoke_plugin_callbacks ...
12103 * c-parser.c (c_parser_declspecs): ... here.
12104 * plugin.c (dump_active_plugins): Tidy output.
12106 2009-04-14 Diego Novillo <dnovillo@google.com>
12107 Le-Chun Wu <lcwu@google.com>
12109 * configure.ac: Add --enable-plugin support.
12110 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
12111 * Makefile.in (PLUGIN_H): Define.
12112 Export ENABLE_PLUGIN and GMPINC to site.exp.
12113 Add PLUGINLIBS to link command.
12114 Add/modify dependencies for plugin.o and files including plugin.h.
12116 * config.in: Regenerate.
12118 * opts.c (common_handle_option): Handle OPT_fplugin_ and
12121 2009-04-14 Le-Chun Wu <lcwu@google.com>
12123 * tree-pass.h (register_one_dump_file): Add a prototype for
12124 register_one_dump_file.
12125 * toplev.c (compile_file): Call initialize_plugins.
12126 (do_compile): Call invoke_plugin_callbacks.
12127 (toplev_main): Call invoke_plugin_callbacks.
12128 * common.opt: Add -fplugin= and -fplugin-arg-.
12129 * gcc-plugin.h: New public header file for plugins to include.
12130 * plugin.c: New source file.
12131 * plugin.h: New internal header file.
12132 * passes.c (register_one_dump_file): Make it external.
12134 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
12136 2009-04-14 Diego Novillo <dnovillo@google.com>
12138 * doc/plugins.texi: New.
12139 * doc/gccint.texi: Add reference to Plugins chapter.
12140 * doc/invoke.texi: Document -fplugin and -fplugin-arg
12141 * diagnostic.c (diagnostic_report_diagnostic): Warn about
12142 loaded plugins, if any.
12143 * timevar.def (TV_PLUGIN_INIT): Define.
12144 (TV_PLUGIN_RUN): Define.
12145 * plugin.c: Include timevar.h
12146 (plugins_active_p): New.
12147 (dump_active_plugins): New.
12148 (debug_active_plugins): New.
12150 2009-04-14 Joseph Myers <joseph@codesourcery.com>
12152 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
12154 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
12156 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
12158 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
12159 the same as a minus without a shift.
12161 2009-04-14 Nick Clifton <nickc@redhat.com>
12163 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
12164 comparisons with small integers will always produce a short
12167 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
12170 2008-12-19 Diego Novillo <dnovillo@google.com>
12172 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
12174 2009-04-14 Richard Guenther <rguenther@suse.de>
12176 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
12178 (verify_gimple_assign_binary): Likewise. Handle shifts and
12180 (verify_gimple_phi): Print the mismatched argument position.
12181 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
12183 (vect_update_init_of_dr): Likewise.
12184 * matrix-reorg.c (transform_access_sites): Do what the
12186 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
12188 2009-04-13 Michael Eager <eager@eagercon.com>
12190 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
12191 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
12192 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
12193 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
12194 remove duplicate config
12196 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12198 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
12199 file_name:line_number type locator of the call site.
12201 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
12203 * genautomata.c: Put blank after comma.
12204 (automaton_decls): New.
12205 (struct unit_usage): Add comments to member next.
12206 (store_alt_unit_usage): Keep the list ordered.
12207 (unit_present_on_list_p, equal_alternatives_p): New.
12208 (check_regexp_units_distribution): Check units distribution
12209 correctness correctly.
12210 (main): Don't write automata if error is found. Return correct
12213 * config/m68k/cf.md (cfv4_ds): Remove.
12214 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
12215 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
12217 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
12218 power4-load-ext, power4-store, power4-store-update,
12219 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
12220 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
12221 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
12222 power4-sqrt, power4-isync): Modify reservation to make correct
12223 unit distribution to automata.
12225 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
12226 power5-store-update, power5-two, power5-three, power5-lmul,
12227 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
12229 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
12231 * except.c (pass_set_nothrow_function_flags): Set name and add
12233 (set_nothrow_function_flags): Mention in the dump file when
12234 changing a function to nothrow.
12236 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
12239 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
12240 instead of unsigned long.
12242 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12244 * config/arm/arm.c (return_used_this_function): Remove.
12245 (arm_output_function_prologue): Remove use of
12246 return_used_this_function.
12247 (output_return_instruction): Replace use of
12248 return_used_this_function
12249 by cfun->machine->return_used_this_function.
12250 (arm_output_epilogue): Likewise.
12251 (arm_output_function_epilogue): Likewise.
12252 (thumb_unexpanded_epilogue): Likewise.
12253 * config/arm/arm.h (struct machine_function):
12254 New member return_used_this_function.
12256 2009-04-12 Mark Mitchell <mark@codesourcery.com>
12258 * doc/install.texi: Correct description of default directory for
12259 --with-gxx-include-dir.
12261 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
12263 * fold-const.c (build_range_check): Properly deal with enumeral and
12264 boolean base types.
12266 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
12268 * doc/invoke.texi (max_gcse_passes): Remove documentation.
12269 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
12270 * params.h (MAX_GCSE_PASSES): Remove.
12271 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
12272 in sequence. Remove ability to run multiple passes.
12273 (bypass_jumps): Report run as third CPROP pass.
12275 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
12277 PR middle-end/39651
12278 * except.c (can_throw_external): Look at each insn in a SEQUENCE
12279 when deciding whether the whole SEQUENCE can throw.
12281 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
12284 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
12285 offseted label references.
12287 2009-04-11 Jan Hubicka <jh@suse.cz>
12289 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
12291 2009-04-11 Richard Guenther <rguenther@suse.de>
12293 PR middle-end/39732
12294 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
12295 return variables as TREE_ADDRESSABLE.
12297 2009-04-11 Richard Guenther <rguenther@suse.de>
12299 PR tree-optimization/39713
12300 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
12301 reference trees have SSA_NAME operands.
12303 2009-04-11 Richard Guenther <rguenther@suse.de>
12306 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
12307 address expressions.
12309 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
12311 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
12312 match changes in Cygwin 1.7
12313 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
12314 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
12316 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
12318 PR tree-optimization/39701
12319 * doc/invoke.texi (Optimization Options): Document change in
12320 meaning and initialization of -fdelete-null-pointer-checks.
12322 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
12324 PR middle-end/39701
12325 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
12327 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
12330 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
12332 2009-04-10 Chao-ying Fu <fu@mips.com>
12334 * doc/tm.texi (Instruction Output): Document
12335 TARGET_ASM_FINAL_POSTSCAN_INSN.
12336 * target.h (final_postscan_insn): New field in asm_out.
12337 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
12338 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
12339 * final.c (final_scan_insn): Call
12340 targetm.asm_out.final_postscan_insn after outputting
12341 an asm macro and a normal instruction.
12343 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
12344 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
12345 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
12346 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
12347 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
12349 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
12351 PR middle-end/39701
12352 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
12353 variables as non-NULL even with -fdelete-null-pointer-checks.
12355 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
12357 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
12359 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
12362 * config/i386/i386.c (classify_argument): Handle SCmode with
12363 (bit_offset % 64) != 0.
12365 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
12367 * doc/invoke.texi (Optimize Options): Add cross-reference to
12368 -Q --help=optimizers examples.
12370 2009-04-10 Ben Elliston <bje@au.ibm.com>
12373 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
12374 regalign for the reg == fpr and TDmode case.
12376 2009-04-09 David Ayers <ayers@fsfe.org>
12379 * objc/objc-act.c (warn_with_method): Remove helper function.
12380 (check_duplicates): Call warning and inform directly.
12381 (really_start_method): Likewise.
12383 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
12385 * expmed.c (expand_divmod): Always use a comparison for a division
12386 by a large unsigned integer.
12388 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
12389 for things others than variables or functions as nonzero.
12391 2009-04-09 Nick Clifton <nickc@redhat.com>
12393 * unwind-compat.c: Change copyright header to refer to version
12394 3 of the GNU General Public License with version 3.1 of the
12395 GCC Runtime Library Exception and to point readers at the
12396 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
12397 * config/alpha/crtfastmath.c: Likewise.
12398 * config/alpha/linux-unwind.h: Likewise.
12399 * config/alpha/qrnnd.asm: Likewise.
12400 * config/alpha/vms-crt0-64.c: Likewise.
12401 * config/alpha/vms-crt0.c: Likewise.
12402 * config/alpha/vms-dwarf2.asm: Likewise.
12403 * config/alpha/vms-dwarf2eh.asm: Likewise.
12404 * config/alpha/vms-psxcrt0-64.c: Likewise.
12405 * config/alpha/vms-psxcrt0.c: Likewise.
12406 * config/alpha/vms_tramp.asm: Likewise.
12407 * config/arc/initfini.c: Likewise.
12408 * config/arc/lib1funcs.asm: Likewise.
12409 * config/arm/bpabi-v6m.S: Likewise.
12410 * config/arm/bpabi.S: Likewise.
12411 * config/arm/bpabi.c: Likewise.
12412 * config/arm/crti.asm: Likewise.
12413 * config/arm/crtn.asm: Likewise.
12414 * config/arm/ieee754-df.S: Likewise.
12415 * config/arm/ieee754-sf.S: Likewise.
12416 * config/arm/lib1funcs.asm: Likewise.
12417 * config/arm/libunwind.S: Likewise.
12418 * config/arm/linux-atomic.c: Likewise.
12419 * config/arm/mmintrin.h: Likewise.
12420 * config/arm/pr-support.c: Likewise.
12421 * config/arm/unaligned-funcs.c: Likewise.
12422 * config/arm/unwind-arm.c: Likewise.
12423 * config/arm/unwind-arm.h: Likewise.
12424 * config/avr/libgcc.S: Likewise.
12425 * config/bfin/crti.s: Likewise.
12426 * config/bfin/crtlibid.s: Likewise.
12427 * config/bfin/crtn.s: Likewise.
12428 * config/bfin/lib1funcs.asm: Likewise.
12429 * config/bfin/linux-unwind.h: Likewise.
12430 * config/cris/arit.c: Likewise.
12431 * config/cris/cris_abi_symbol.c: Likewise.
12432 * config/darwin-64.c: Likewise.
12433 * config/darwin-crt2.c: Likewise.
12434 * config/darwin-crt3.c: Likewise.
12435 * config/darwin.h: Likewise.
12436 * config/dbxelf.h: Likewise.
12437 * config/dfp-bit.c: Likewise.
12438 * config/dfp-bit.h: Likewise.
12439 * config/elfos.h: Likewise.
12440 * config/fixed-bit.c: Likewise.
12441 * config/fixed-bit.h: Likewise.
12442 * config/fp-bit.c: Likewise.
12443 * config/fp-bit.h: Likewise.
12444 * config/fr30/crti.asm: Likewise.
12445 * config/fr30/crtn.asm: Likewise.
12446 * config/fr30/lib1funcs.asm: Likewise.
12447 * config/freebsd-spec.h: Likewise.
12448 * config/frv/cmovd.c: Likewise.
12449 * config/frv/cmovh.c: Likewise.
12450 * config/frv/cmovw.c: Likewise.
12451 * config/frv/frvbegin.c: Likewise.
12452 * config/frv/frvend.c: Likewise.
12453 * config/frv/lib1funcs.asm: Likewise.
12454 * config/glibc-stdint.h: Likewise.
12455 * config/h8300/clzhi2.c: Likewise.
12456 * config/h8300/crti.asm: Likewise.
12457 * config/h8300/crtn.asm: Likewise.
12458 * config/h8300/ctzhi2.c: Likewise.
12459 * config/h8300/fixunssfsi.c: Likewise.
12460 * config/h8300/lib1funcs.asm: Likewise.
12461 * config/h8300/parityhi2.c: Likewise.
12462 * config/h8300/popcounthi2.c: Likewise.
12463 * config/i386/ammintrin.h: Likewise.
12464 * config/i386/att.h: Likewise.
12465 * config/i386/avxintrin.h: Likewise.
12466 * config/i386/biarch64.h: Likewise.
12467 * config/i386/bmmintrin.h: Likewise.
12468 * config/i386/cpuid.h: Likewise.
12469 * config/i386/cross-stdarg.h: Likewise.
12470 * config/i386/crtfastmath.c: Likewise.
12471 * config/i386/crtprec.c: Likewise.
12472 * config/i386/cygming-crtbegin.c: Likewise.
12473 * config/i386/cygming-crtend.c: Likewise.
12474 * config/i386/cygwin.asm: Likewise.
12475 * config/i386/emmintrin.h: Likewise.
12476 * config/i386/gmm_malloc.h: Likewise.
12477 * config/i386/gthr-win32.c: Likewise.
12478 * config/i386/i386.h: Likewise.
12479 * config/i386/immintrin.h: Likewise.
12480 * config/i386/linux-unwind.h: Likewise.
12481 * config/i386/linux64.h: Likewise.
12482 * config/i386/mm3dnow.h: Likewise.
12483 * config/i386/mmintrin-common.h: Likewise.
12484 * config/i386/mmintrin.h: Likewise.
12485 * config/i386/nmmintrin.h: Likewise.
12486 * config/i386/pmm_malloc.h: Likewise.
12487 * config/i386/pmmintrin.h: Likewise.
12488 * config/i386/smmintrin.h: Likewise.
12489 * config/i386/sol2-c1.asm: Likewise.
12490 * config/i386/sol2-ci.asm: Likewise.
12491 * config/i386/sol2-cn.asm: Likewise.
12492 * config/i386/sol2-gc1.asm: Likewise.
12493 * config/i386/tmmintrin.h: Likewise.
12494 * config/i386/unix.h: Likewise.
12495 * config/i386/w32-unwind.h: Likewise.
12496 * config/i386/wmmintrin.h: Likewise.
12497 * config/i386/x86-64.h: Likewise.
12498 * config/i386/x86intrin.h: Likewise.
12499 * config/i386/xmmintrin.h: Likewise.
12500 * config/ia64/crtbegin.asm: Likewise.
12501 * config/ia64/crtend.asm: Likewise.
12502 * config/ia64/crtfastmath.c: Likewise.
12503 * config/ia64/crti.asm: Likewise.
12504 * config/ia64/crtn.asm: Likewise.
12505 * config/ia64/fde-glibc.c: Likewise.
12506 * config/ia64/lib1funcs.asm: Likewise.
12507 * config/ia64/linux-unwind.h: Likewise.
12508 * config/ia64/quadlib.c: Likewise.
12509 * config/ia64/unwind-ia64.c: Likewise.
12510 * config/linux.h: Likewise.
12511 * config/m32c/m32c-lib1.S: Likewise.
12512 * config/m32c/m32c-lib2-trapv.c: Likewise.
12513 * config/m32c/m32c-lib2.c: Likewise.
12514 * config/m32r/initfini.c: Likewise.
12515 * config/m68hc11/larith.asm: Likewise.
12516 * config/m68hc11/m68hc11-crt0.S: Likewise.
12517 * config/m68k/cf.md: Likewise.
12518 * config/m68k/crti.s: Likewise.
12519 * config/m68k/crtn.s: Likewise.
12520 * config/m68k/lb1sf68.asm: Likewise.
12521 * config/m68k/linux-unwind.h: Likewise.
12522 * config/mcore/crti.asm: Likewise.
12523 * config/mcore/crtn.asm: Likewise.
12524 * config/mcore/lib1.asm: Likewise.
12525 * config/mips/linux-unwind.h: Likewise.
12526 * config/mips/loongson.h: Likewise.
12527 * config/mips/mips16.S: Likewise.
12528 * config/mmix/crti.asm: Likewise.
12529 * config/mmix/crtn.asm: Likewise.
12530 * config/pa/fptr.c: Likewise.
12531 * config/pa/hpux-unwind.h: Likewise.
12532 * config/pa/lib2funcs.asm: Likewise.
12533 * config/pa/linux-atomic.c: Likewise.
12534 * config/pa/linux-unwind.h: Likewise.
12535 * config/pa/milli64.S: Likewise.
12536 * config/pa/quadlib.c: Likewise.
12537 * config/pa/stublib.c: Likewise.
12538 * config/picochip/libgccExtras/adddi3.asm: Likewise.
12539 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
12540 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
12541 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
12542 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
12543 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
12544 * config/picochip/libgccExtras/divmod15.asm: Likewise.
12545 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
12546 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
12547 * config/picochip/libgccExtras/longjmp.asm: Likewise.
12548 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
12549 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
12550 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
12551 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
12552 * config/picochip/libgccExtras/setjmp.asm: Likewise.
12553 * config/picochip/libgccExtras/subdi3.asm: Likewise.
12554 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
12555 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
12556 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
12557 * config/rs6000/750cl.h: Likewise.
12558 * config/rs6000/altivec.h: Likewise.
12559 * config/rs6000/biarch64.h: Likewise.
12560 * config/rs6000/crtresfpr.asm: Likewise.
12561 * config/rs6000/crtresgpr.asm: Likewise.
12562 * config/rs6000/crtresxfpr.asm: Likewise.
12563 * config/rs6000/crtresxgpr.asm: Likewise.
12564 * config/rs6000/crtsavfpr.asm: Likewise.
12565 * config/rs6000/crtsavgpr.asm: Likewise.
12566 * config/rs6000/darwin-asm.h: Likewise.
12567 * config/rs6000/darwin-fallback.c: Likewise.
12568 * config/rs6000/darwin-fpsave.asm: Likewise.
12569 * config/rs6000/darwin-ldouble.c: Likewise.
12570 * config/rs6000/darwin-tramp.asm: Likewise.
12571 * config/rs6000/darwin-unwind.h: Likewise.
12572 * config/rs6000/darwin-vecsave.asm: Likewise.
12573 * config/rs6000/darwin-world.asm: Likewise.
12574 * config/rs6000/e500crtres32gpr.asm: Likewise.
12575 * config/rs6000/e500crtres64gpr.asm: Likewise.
12576 * config/rs6000/e500crtres64gprctr.asm: Likewise.
12577 * config/rs6000/e500crtrest32gpr.asm: Likewise.
12578 * config/rs6000/e500crtrest64gpr.asm: Likewise.
12579 * config/rs6000/e500crtresx32gpr.asm: Likewise.
12580 * config/rs6000/e500crtresx64gpr.asm: Likewise.
12581 * config/rs6000/e500crtsav32gpr.asm: Likewise.
12582 * config/rs6000/e500crtsav64gpr.asm: Likewise.
12583 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
12584 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
12585 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
12586 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
12587 * config/rs6000/eabi-ci.asm: Likewise.
12588 * config/rs6000/eabi-cn.asm: Likewise.
12589 * config/rs6000/eabi.asm: Likewise.
12590 * config/rs6000/linux-unwind.h: Likewise.
12591 * config/rs6000/linux64.h: Likewise.
12592 * config/rs6000/paired.h: Likewise.
12593 * config/rs6000/paired.md: Likewise.
12594 * config/rs6000/ppc64-fp.c: Likewise.
12595 * config/rs6000/ppu_intrinsics.h: Likewise.
12596 * config/rs6000/rs6000.h: Likewise.
12597 * config/rs6000/si2vmx.h: Likewise.
12598 * config/rs6000/sol-ci.asm: Likewise.
12599 * config/rs6000/sol-cn.asm: Likewise.
12600 * config/rs6000/spe.h: Likewise.
12601 * config/rs6000/spu2vmx.h: Likewise.
12602 * config/rs6000/sysv4.h: Likewise.
12603 * config/rs6000/tramp.asm: Likewise.
12604 * config/rs6000/vec_types.h: Likewise.
12605 * config/s390/linux-unwind.h: Likewise.
12606 * config/s390/tpf-unwind.h: Likewise.
12607 * config/score/crti.asm: Likewise.
12608 * config/score/crtn.asm: Likewise.
12609 * config/sh/crt1.asm: Likewise.
12610 * config/sh/crti.asm: Likewise.
12611 * config/sh/crtn.asm: Likewise.
12612 * config/sh/divtab-sh4-300.c: Likewise.
12613 * config/sh/divtab-sh4.c: Likewise.
12614 * config/sh/divtab.c: Likewise.
12615 * config/sh/lib1funcs-4-300.asm: Likewise.
12616 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
12617 * config/sh/lib1funcs.asm: Likewise.
12618 * config/sh/lib1funcs.h: Likewise.
12619 * config/sh/linux-atomic.asm: Likewise.
12620 * config/sh/linux-unwind.h: Likewise.
12621 * config/sh/shmedia.h: Likewise.
12622 * config/sh/sshmedia.h: Likewise.
12623 * config/sh/ushmedia.h: Likewise.
12624 * config/sparc/crtfastmath.c: Likewise.
12625 * config/sparc/linux-unwind.h: Likewise.
12626 * config/sparc/sol2-c1.asm: Likewise.
12627 * config/sparc/sol2-ci.asm: Likewise.
12628 * config/sparc/sol2-cn.asm: Likewise.
12629 * config/spu/divmodti4.c: Likewise.
12630 * config/spu/divv2df3.c: Likewise.
12631 * config/spu/float_disf.c: Likewise.
12632 * config/spu/float_unsdidf.c: Likewise.
12633 * config/spu/float_unsdisf.c: Likewise.
12634 * config/spu/float_unssidf.c: Likewise.
12635 * config/spu/mfc_multi_tag_release.c: Likewise.
12636 * config/spu/mfc_multi_tag_reserve.c: Likewise.
12637 * config/spu/mfc_tag_release.c: Likewise.
12638 * config/spu/mfc_tag_reserve.c: Likewise.
12639 * config/spu/mfc_tag_table.c: Likewise.
12640 * config/spu/multi3.c: Likewise.
12641 * config/spu/spu_internals.h: Likewise.
12642 * config/spu/spu_intrinsics.h: Likewise.
12643 * config/spu/spu_mfcio.h: Likewise.
12644 * config/spu/vec_types.h: Likewise.
12645 * config/spu/vmx2spu.h: Likewise.
12646 * config/stormy16/stormy16-lib2.c: Likewise.
12647 * config/svr4.h: Likewise.
12648 * config/sync.c: Likewise.
12649 * config/v850/lib1funcs.asm: Likewise.
12650 * config/vxlib-tls.c: Likewise.
12651 * config/vxlib.c: Likewise.
12652 * config/vxworks-dummy.h: Likewise.
12653 * config/xtensa/crti.asm: Likewise.
12654 * config/xtensa/crtn.asm: Likewise.
12655 * config/xtensa/ieee754-df.S: Likewise.
12656 * config/xtensa/ieee754-sf.S: Likewise.
12657 * config/xtensa/lib1funcs.asm: Likewise.
12658 * config/xtensa/lib2funcs.S: Likewise.
12659 * config/xtensa/linux-unwind.h: Likewise.
12660 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
12661 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
12662 * coretypes.h: Likewise.
12663 * crtstuff.c: Likewise.
12664 * defaults.h: Likewise.
12665 * dwarf2.h: Likewise.
12666 * emutls.c: Likewise.
12667 * gbl-ctors.h: Likewise.
12668 * gcov-io.h: Likewise.
12669 * ginclude/float.h: Likewise.
12670 * ginclude/iso646.h: Likewise.
12671 * ginclude/stdarg.h: Likewise.
12672 * ginclude/stdbool.h: Likewise.
12673 * ginclude/stddef.h: Likewise.
12674 * ginclude/stdfix.h: Likewise.
12675 * ginclude/stdint-gcc.h: Likewise.
12676 * ginclude/tgmath.h: Likewise.
12677 * gthr-aix.h: Likewise.
12678 * gthr-dce.h: Likewise.
12679 * gthr-gnat.c: Likewise.
12680 * gthr-gnat.h: Likewise.
12681 * gthr-lynx.h: Likewise.
12682 * gthr-mipssde.h: Likewise.
12683 * gthr-nks.h: Likewise.
12684 * gthr-posix.c: Likewise.
12685 * gthr-posix.h: Likewise.
12686 * gthr-posix95.h: Likewise.
12687 * gthr-rtems.h: Likewise.
12688 * gthr-single.h: Likewise.
12689 * gthr-solaris.h: Likewise.
12690 * gthr-tpf.h: Likewise.
12691 * gthr-vxworks.h: Likewise.
12692 * gthr-win32.h: Likewise.
12693 * gthr.h: Likewise.
12694 * libgcc2.c: Likewise.
12695 * libgcc2.h: Likewise.
12696 * libgcov.c: Likewise.
12697 * tsystem.h: Likewise.
12698 * typeclass.h: Likewise.
12699 * unwind-c.c: Likewise.
12700 * unwind-compat.h: Likewise.
12701 * unwind-dw2-fde-compat.c: Likewise.
12702 * unwind-dw2-fde-darwin.c: Likewise.
12703 * unwind-dw2-fde-glibc.c: Likewise.
12704 * unwind-dw2-fde.c: Likewise.
12705 * unwind-dw2-fde.h: Likewise.
12706 * unwind-dw2.c: Likewise.
12707 * unwind-dw2.h: Likewise.
12708 * unwind-generic.h: Likewise.
12709 * unwind-pe.h: Likewise.
12710 * unwind-sjlj.c: Likewise.
12711 * unwind.inc: Likewise.
12712 * config/arm/neon-gen.ml: Change generated copyright header to
12713 refer to version 3 of the GNU General Public License with
12714 version 3.1 of the GCC Runtime Library Exception and to point
12715 readers at the COPYING3 and COPYING3.RUNTIME files and the
12716 FSF's license web page.
12717 * config/arm/arm_neon.h: Regenerate.
12719 2009-04-09 Jakub Jelinek <jakub@redhat.com>
12721 * config/cris/cris.md: Change copyright header to refer to version
12722 3 of the GNU General Public License.
12723 * doc/install.texi2html: Change copyright header to refer to version
12724 3 of the GNU General Public License and to point readers at the
12725 COPYING3 file and the FSF's license web page.
12726 * config/vax/linux.h: Likewise.
12728 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
12730 * config/i386/i386.md (cmpcc): New.
12731 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
12732 (sync_compare_and_swap_cc*): Delete.
12734 * config/s390/s390.c (s390_compare_emitted): Remove.
12735 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
12736 s390_compare_emitted used to be handled. Assert that modes match.
12737 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
12738 refer to sync_compare_and_swap_ccsi.
12739 * config/s390/s390.h (s390_compare_emitted): Remove.
12740 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
12741 instead of s390_compare_emitted.
12742 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
12743 instead of s390_compare_emitted.
12744 * config/s390/s390.md (cmpcc): New.
12745 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
12746 CC_REGNUM, do not pretend it's set.
12747 (sync_compare_and_swap_cc*): Delete.
12748 * config/s390/predicates.md (cc_reg_operand): New.
12750 * expr.c (sync_compare_and_swap_cc): Delete.
12751 * optabs.h (sync_compare_and_swap_cc): Delete.
12752 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
12753 is being used with can_compare_p.
12754 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
12755 (find_cc_set): New.
12756 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
12757 look for a MODE_CC set instead. Use emit_store_flag.
12758 (expand_compare_and_swap_loop): Likewise, with some additional
12759 complication to avoid a force_reg when useless. Use
12760 emit_cmp_and_jump_insns.
12761 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
12762 * doc/md.texi (sync_compare_and_swap_cc): Merge with
12763 sync_compare_and_swap documentation.
12765 2009-04-09 Jan Hubicka <jh@suse.cz>
12767 * except.c (find_prev_try): Break out from ....
12768 (duplicate_eh_regions): ... here; properly update prev_try pointers
12769 when duplication part of tree.
12770 (dump_eh_tree): Improve dumping.
12771 (verify_eh_region): New.
12772 (verify_eh_tree): Use it.
12774 2009-04-06 Richard Guenther <rguenther@suse.de>
12776 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
12777 &ARRAY addresses by adjusting their types and prepending
12779 * tree-cfg.c (verify_gimple_assign_single): Verify that
12780 addresses are correct.
12782 2009-04-09 Richard Guenther <rguenther@suse.de>
12784 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
12785 indices into an array reference if possible.
12786 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
12787 Fold POINTER_PLUS_EXPR statements with invariant address.
12789 2009-04-09 Alan Modra <amodra@bigpond.net.au>
12792 * config.gcc (powerpc64-*-linux*): Always build biarch.
12794 2009-04-09 Joseph Myers <joseph@codesourcery.com>
12797 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
12798 it and pedwarn if this results in an INTEGER_CST.
12800 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12802 * doc/install.texi: Update minimum GMP version. Remove obsolete
12803 text in MPFR section.
12805 2009-04-08 Jakub Jelinek <jakub@redhat.com>
12807 * dwarf2out.c (class_scope_p): New static inline.
12808 (class_or_namespace_scope_p): Use it.
12809 (gen_variable_die): Use DW_TAG_member tag for static data member
12810 declarations instead of DW_TAG_variable.
12812 PR middle-end/39573
12813 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
12816 2009-04-08 Richard Guenther <rguenther@suse.de>
12818 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
12819 valueize random data.
12821 2009-04-08 David Edelsohn <edelsohn@gnu.org>
12823 * config.gcc (aix tm_file): Add aix-stdint.h.
12824 (aix tm clause use_gcc_stdint): Set to wrap.
12825 * config/rs6000/aix-stdint.h: New file.
12827 2009-04-08 Richard Guenther <rguenther@suse.de>
12829 PR middle-end/36291
12830 * tree-dfa.c (add_referenced_var): Do not recurse into
12831 global initializers.
12832 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
12834 (fold_const_aggregate_ref): Likewise.
12836 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
12838 * recog.c (ordered_comparison_operator): New.
12839 * gensupport.c (std_preds): Add it.
12840 * doc/md.texi (Machine-Independent Predicates): Document it.
12842 2009-04-08 Jan Hubicka <jh@suse.cz>
12844 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
12845 * function.h (rtl_eh): Remove exception_handler_label_map.
12846 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
12847 remove_exception_handler_label, for_each_eh_label_1): Remove.
12848 (rtl_remove_unreachable_regions): Remove.
12849 (convert_from_eh_region_ranges): Do not remove unreachable regions.
12850 (find_exception_handler_labels): Don't build the hashtable.
12851 (maybe_remove_eh_handler): Remove.
12852 (for_each_eh_label): Rewrite to walk the tree.
12853 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
12854 * except.h (maybe_remove_eh_handler): Remove.
12855 * passes.c (init_optimization_passes): Schedule second EH cleanup
12857 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
12858 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
12860 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
12862 * genoutput.c (validate_optab_operands): New.
12863 (gen_insn, gen_expand): Call it.
12865 * genflags.c (gen_insn): Detect misused iterators.
12866 (main): Pass line_no to gen_insn, exit with status 1 on error.
12868 * genextract.c (line_no): Make global.
12869 (VEC_safe_set_locstr): Change assertion to error message.
12870 (main): Exit with status 1 on error.
12872 2009-04-08 Joseph Myers <joseph@codesourcery.com>
12876 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
12877 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
12878 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
12879 * c-convert.c (convert): Do not call fold on results of conversion
12880 functions when the result is a C_MAYBE_CONST_EXPR.
12881 * c-parser.c (c_parser_postfix_expression): Do not fold condition
12882 of __builtin_choose_expr.
12883 * c-typeck.c (remove_c_maybe_const_expr): New.
12884 (build_unary_op, build_conditional_expr, build_compound_expr,
12885 build_binary_op, c_objc_common_truthvalue_conversion): Call
12886 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
12889 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
12891 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
12892 CODE to produce a new one. Add a prototype to use fold_convert_const
12894 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
12897 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
12898 mix declarations and code.
12900 2009-04-08 Ben Elliston <bje@au.ibm.com>
12902 * gcc.c: Replace `CC' with `GCC' throughout.
12904 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
12906 * doc/invoke.texi: Document Atom support.
12908 2009-04-07 Jason Merrill <jason@redhat.com>
12911 * c-common.h, c-common.c: Add flag_pretty_templates.
12912 * c-opts.c (c_common_handle_option): Set it.
12913 * c.opt: Add -fno-pretty-templates.
12914 * doc/invoke.texi (C++ Dialect Options): Likewise.
12916 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
12918 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
12919 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
12920 (ia64_expand_builtin): Likewise.
12922 2009-04-07 Martin Jambor <mjambor@suse.cz>
12924 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
12925 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
12926 ADDR_EXPRS are include too.
12928 2009-04-07 Richard Guenther <rguenther@suse.de>
12930 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
12931 decls are only used if passes as parameters or if they are
12932 local statics and the call is not to a builtin.
12933 (call_may_clobber_ref_p_1): Likewise.
12935 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
12937 * expr.c (do_store_flag): Remove last argument. Simplify code
12938 to avoid duplication of tests already done by can_compare_p.
12939 (expand_expr_real_1): Adjust caller.
12941 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
12943 * optabs.c (can_compare_p): Test the predicate of a
12944 cbranch and cstore pattern.
12946 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
12948 * expr.c (convert_move): Use emit_store_flag instead of
12951 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
12953 * config/i386/i386.c (ix86_compare_emitted): Remove.
12954 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
12955 ix86_compare_op0 like ix86_compare_emitted used to be handled.
12956 * config/i386/i386.h (ix86_compare_emitted): Remove.
12957 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
12958 instead of ix86_compare_emitted.
12959 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
12961 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
12963 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
12964 Add t-sysroot-suffix to tmake_file.
12965 * config/print-sysroot-suffix.sh: New file.
12966 * config/t-sysroot-suffix: New file.
12968 2009-04-07 Ben Elliston <bje@au.ibm.com>
12970 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
12971 as the latter produces a warning when the target does not support
12974 2009-04-07 Ben Elliston <bje@au.ibm.com>
12976 * dfp.c: Replace type punning assignments with memcpy throughout.
12977 * Makefile.in (dfp.o-warn): Remove.
12979 2009-04-07 Alan Modra <amodra@bigpond.net.au>
12982 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
12983 Include soft-fp/t-softfp after rs6000/t-linux64.
12985 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
12987 * stor-layout.c (set_sizetype): Use the full precision of their
12988 machine mode for bitsize types.
12990 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
12992 * config/i386/i386.md: Revert 2 accidental checkins.
12994 2009-04-06 Joey Ye <joey.ye@intel.com>
12995 Xuepeng Guo <xuepeng.guo@intel.com>
12996 H.J. Lu <hongjiu.lu@intel.com>
12998 Atom pipeline model, tuning and insn selection.
12999 * config.gcc (atom): Add atom config options and target.
13001 * config/i386/atom.md: New.
13003 * config/i386/i386.c (atom_cost): New cost.
13004 (m_ATOM): New macro flag.
13005 (initial_ix86_tune_features): Set m_ATOM.
13006 (x86_accumulate_outgoing_args): Likewise.
13007 (x86_arch_always_fancy_math_387): Likewise.
13008 (processor_target): Add Atom cost.
13009 (cpu_names): Add Atom cpu name.
13010 (override_options): Set Atom ISA.
13011 (ix86_issue_rate): New case PROCESSOR_ATOM.
13012 (ix86_adjust_cost): Likewise.
13014 * config/i386/i386.h (TARGET_ATOM): New target macro.
13015 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
13016 (TARGET_OPT_AGU): New target option.
13017 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
13018 (processor_type): Add PROCESSOR_ATOM.
13020 * config/i386/i386.md (cpu): Add new value "atom".
13021 (use_carry, movu): New attr.
13022 (atom.md): Include atom.md.
13023 (adddi3_carry_rex64): Set attr "use_carry".
13024 (addqi3_carry): Likewise.
13025 (addhi3_carry): Likewise.
13026 (addsi3_carry): Likewise.
13027 (*addsi3_carry_zext): Likewise.
13028 (subdi3_carry_rex64): Likewise.
13029 (subqi3_carry): Likewise.
13030 (subhi3_carry): Likewise.
13031 (subsi3_carry): Likewise.
13032 (x86_movdicc_0_m1_rex64): Likewise.
13033 (*x86_movdicc_0_m1_se): Likewise.
13034 (x86_movsicc_0_m1): Likewise.
13035 (*x86_movsicc_0_m1_se): Likewise.
13036 (*adddi_1_rex64): Emit add insn as much as possible.
13037 (*addsi_1): Likewise.
13038 (return_internal): Set atom_unit.
13039 (return_internal_long): Likewise.
13040 (return_pop_internal): Likewise.
13041 (*rcpsf2_sse): Set atom_sse_attr attr.
13042 (*qrt<mode>2_sse): Likewise.
13043 (*prefetch_sse): Likewise.
13045 * config/i386/i386-c.c (ix86_target_macros_internal): New case
13047 (ix86_target_macros_internal): Likewise.
13049 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
13050 (*prefetch_sse_rex): Likewise.
13051 (sse_rcpv4sf2): Likewise.
13052 (sse_vmrcpv4sf2): Likewise.
13053 (sse_sqrtv4sf2): Likewise.
13054 (<sse>_vmsqrt<mode>2): Likewise.
13055 (sse_ldmxcsr): Likewise.
13056 (sse_stmxcsr): Likewise.
13057 (*sse_sfence): Likewise.
13058 (sse2_clflush): Likewise.
13059 (*sse2_mfence): Likewise.
13060 (*sse2_lfence): Likewise.
13061 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
13062 (<sse>_movup<ssemodesuffixf2c>): Likewise.
13063 (avx_movdqu<avxmodesuffix>): Likewise.
13064 (avx_lddqu<avxmodesuffix>): Likewise.
13065 (sse2_movntv2di): Change attr "type" to "ssemov".
13066 (sse2_movntsi): Likewise.
13067 (rsqrtv8sf2): Change attr "type" to "sseadd".
13068 (sse3_addsubv2df3): Set attr "atom_unit".
13069 (sse3_h<plusminus_insn>v4sf3): Likewise.
13070 (*sse2_pmaddwd): Likewise.
13071 (*vec_extractv2di_1_rex64): Likewise.
13072 (*vec_extractv2di_1_avx): Likewise.
13073 (sse2_psadbw): Likewise.
13074 (ssse3_phaddwv8hi3): Likewise.
13075 (ssse3_phaddwv4hi3): Likewise.
13076 (ssse3_phadddv4si3): Likewise.
13077 (ssse3_phadddv2si3): Likewise.
13078 (ssse3_phaddswv8hi3): Likewise.
13079 (ssse3_phaddswv4hi3): Likewise.
13080 (ssse3_phsubwv8hi3): Likewise.
13081 (ssse3_phsubwv4hi3): Likewise.
13082 (ssse3_phsubdv4si3): Likewise.
13083 (ssse3_phsubdv2si3): Likewise.
13084 (ssse3_phsubswv8hi3): Likewise.
13085 (ssse3_phsubswv4hi3): Likewise.
13086 (ssse3_pmaddubsw128): Likewise.
13087 (sse3_pmaddubsw: Likewise.
13088 (ssse3_palignrti): Likewise.
13089 (ssse3_palignrdi): Likewise.
13091 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
13093 * doc/install.texi (Specific): Fix two cross-references to MinGW.
13095 2009-04-06 Richard Guenther <rguenther@suse.de>
13097 PR tree-optimization/28868
13098 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
13099 of which PHI results we inserted.
13100 (insert_into_preds_of_block): Record inserted PHIs.
13101 (eliminate): Eliminate redundant PHI nodes.
13102 (init_pre): Init inserted_phi_names.
13104 2009-04-06 Richard Guenther <rguenther@suse.de>
13106 PR tree-optimization/39643
13107 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
13108 IMAGPART_EXPRs of complex constants.
13109 (execute_fold_all_builtins): If we folded a call queue
13110 TODO_update_address_taken.
13112 2009-04-06 Jan Hubicka <jh@suse.cz>
13114 PR middle-end/39659
13115 * except.c (remove_unreachable_regions): Propagate may_contain_throw
13118 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
13120 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
13122 (ic_invalidate_array): Likewise.
13124 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
13126 * calls.c (emit_library_call_value_1): Fix a problem with parameter
13127 alignment for library calls.
13129 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
13131 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
13132 (mingw32 tm clause use_gcc_stdint): Set to wrap.
13133 * config/i386/mingw-stdint.h: New file.
13135 2009-04-05 Richard Guenther <rguenther@suse.de>
13137 PR tree-optimization/39648
13138 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
13139 our &A vs. &A[0] IL deficiencies.
13141 2009-04-04 Jan Hubicka <jh@suse.cz>
13143 * except.c (sjlj_find_directly_reachable_regions): Be ready for
13144 removed toplevel regions.
13145 (sjlj_mark_call_sites): Likewise.
13147 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
13149 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
13150 (cygwin tm clause use_gcc_stdint): Set to wrap.
13151 * config/i386/cygwin-stdint.h: New file.
13153 2009-04-04 Richard Guenther <rguenther@suse.de>
13155 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
13156 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
13157 single-argument PHIs if we are in loop-closed SSA form.
13158 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
13159 for the pre-condition.
13160 (slpeel_tree_peel_loop_to_edge): Likewise.
13161 (vect_build_loop_niters): Take an optional sequence to append stmts.
13162 (vect_generate_tmps_on_preheader): Likewise.
13163 (vect_do_peeling_for_loop_bound): Take extra guards for the
13165 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
13166 the cost model check.
13167 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
13168 guards if we are going to peel. Do not apply versioning in that case.
13169 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
13170 (vect_do_peeling_for_loop_bound): Likewise.
13171 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
13172 loop bound only record extra pre-conditions, do not apply loop
13175 2009-04-04 Richard Guenther <rguenther@suse.de>
13177 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
13180 2009-04-04 Jan Hubicka <jh@suse.cz>
13182 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
13183 last_basic_block for size of bb->index indexed array.
13184 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
13185 compute_out, link_btr_uses, build_btr_def_use_webs,
13186 build_btr_def_use_webs, migrate_btr_defs): Likewise.
13188 2009-04-04 Jan Hubicka <jh@suse.cz>
13190 * except.c (remove_eh_handler_and_replace): Break out from ...
13191 (remove_eh_handler): ... here.
13192 (bring_to_root): New function.
13193 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
13194 handled ones, bring others to root of tree.
13196 2009-04-04 Jan Hubicka <jh@suse.cz>
13198 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
13199 (all_phis_safe_to_merge): New function.
13200 (update_info): New structure.
13201 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
13202 (cleanup_empty_eh): Update SSA if possible.
13204 2009-04-04 Richard Guenther <rguenther@suse.de>
13206 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
13207 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
13208 (append_vuse): Likewise.
13210 2009-04-04 Jakub Jelinek <jakub@redhat.com>
13212 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
13213 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
13214 instead of REG_UNSAVED for DW_CFA_undefined.
13215 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
13216 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
13219 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
13222 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
13223 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
13224 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
13226 2009-04-04 Richard Guenther <rguenther@suse.de>
13228 PR tree-optimization/8781
13229 PR tree-optimization/37892
13230 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
13231 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
13232 (valueize_refs): Call it for *& valueizations.
13233 (shared_reference_ops_from_ref): Rename to ...
13234 (valueize_shared_reference_ops_from_ref): ... this and valueize.
13235 (shared_reference_ops_from_call): Rename to ...
13236 (valueize_shared_reference_ops_from_call): ... this and valueize.
13237 (vn_reference_lookup): Update.
13238 (visit_reference_op_call): Likewise.
13239 * tree-ssa-pre.c (phi_translate_1): Fold *&.
13240 (eliminate): Value-replace the call address in call statements.
13242 2009-04-04 Richard Guenther <rguenther@suse.de>
13244 PR tree-optimization/39636
13245 * tree-ssa-forwprop.c
13246 (forward_propagate_addr_into_variable_array_index): Check for
13247 GIMPLE_ASSIGN before accessing the rhs code.
13249 2009-04-03 Jason Merrill <jason@redhat.com>
13251 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
13253 2009-04-03 Steve Ellcey <sje@cup.hp.com>
13255 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
13256 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
13257 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
13258 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
13259 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
13260 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
13261 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
13262 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
13263 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
13264 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
13265 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
13266 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
13267 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
13268 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
13269 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
13270 Use fr_reg_or_fp01_operand instead of fr_register_operand
13272 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
13273 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
13274 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
13276 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
13278 PR rtl-optimization/39607
13279 PR rtl-optimization/39631
13283 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
13284 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
13285 instead of DF_LR_OUT.
13286 * ira-lives.c (process_bb_node_lives): Ditto.
13287 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
13288 instead of DF_LR_{OUT,IN}.
13289 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
13290 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
13292 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
13294 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
13295 (execute_lower_omp): Always run but take the short way out if -fopenmp
13297 (gate_lower_omp): Remove, forcing the pass manager to always run the
13298 pass and always set PROP_gimple_lomp.
13299 (pass_lower_omp): Remove gate function.
13300 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
13301 PROP_trees. Instead, require it.
13302 * ipa-cp.c (pass_ipa_cp): Likewise.
13303 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
13304 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
13305 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
13306 and PROP_gimple_leh.
13308 2009-04-03 Richard Guenther <rguenther@suse.de>
13310 PR middle-end/13146
13311 PR tree-optimization/23940
13312 PR tree-optimization/33237
13313 PR middle-end/33974
13314 PR middle-end/34093
13315 PR tree-optimization/36201
13316 PR tree-optimization/36230
13317 PR tree-optimization/38049
13318 PR tree-optimization/38207
13319 PR tree-optimization/38230
13320 PR tree-optimization/38301
13321 PR tree-optimization/38585
13322 PR middle-end/38895
13323 PR tree-optimization/38985
13324 PR tree-optimization/39299
13325 * tree-ssa-structalias.h: Remove.
13326 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
13327 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
13328 (struct vuse_element_d): Remove.
13329 (struct vuse_vec_d): Likewise.
13330 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
13331 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
13332 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
13333 VUSE_ELEMENT_VAR): Likewise.
13334 (struct voptype_d): Likewise.
13335 (NUM_VOP_FREE_BUCKETS): Likewise.
13336 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
13337 (struct stmt_operands_d): Remove.
13338 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
13339 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
13340 VDEF_NUM, VDEF_VECT): Likewise.
13341 (copy_virtual_operands): Remove.
13342 (operand_build_cmp): Likewise.
13343 (create_ssa_artificial_load_stmt): Likewise.
13344 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
13345 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
13346 vuse_index and mayuse_index members. Pack and move done and iter_type
13347 members to the front.
13348 (SSA_OP_VMAYUSE): Remove.
13349 (SSA_OP_VIRTUAL_USES): Adjust.
13350 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
13351 (unlink_stmt_vdef): Declare.
13352 (add_to_addressable_set): Remove.
13353 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
13354 (vrp_visit_stmt): Likewise.
13355 * doc/tree-ssa.texi (Alias analysis): Update.
13356 * doc/invoke.texi (max-aliased-vops): Remove docs.
13357 (avg-aliased-vops): Likewise.
13358 * tree-into-ssa.c (syms_to_rename): Remove.
13359 (need_to_update_vops_p): Likewise.
13360 (need_to_initialize_update_ssa_p): Rename to ...
13361 (update_ssa_initialized_fn): ... this. Track function we are
13363 (symbol_marked_for_renaming): Simplify.
13364 (add_new_name_mapping): Do not set need_to_update_vops_p.
13365 (dump_currdefs): Use SYMS_TO_RENAME.
13366 (rewrite_update_stmt): Always walk all uses/defs.
13367 (dump_update_ssa): Adjust.
13368 (init_update_ssa): Take function argument. Track what we are
13370 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
13371 (create_new_def_for): Initialize for cfun, assert we are initialized
13373 (mark_sym_for_renaming): Simplify.
13374 (mark_set_for_renaming): Do not initialize update-ssa.
13375 (need_ssa_update_p): Simplify. Take function argument.
13376 (name_mappings_registered_p): Assert we ask for the correct function.
13377 (name_registered_for_update_p): Likewise.
13378 (ssa_names_to_replace): Likewise.
13379 (release_ssa_name_after_update_ssa): Likewise.
13380 (update_ssa): Likewise. Use SYMS_TO_RENAME.
13381 (dump_decl_set): Do not print a newline.
13382 (debug_decl_set): Do it here.
13383 (dump_update_ssa): And here.
13384 * tree-ssa-loop-im.c (move_computations): Adjust.
13385 (movement_possibility): Likewise.
13386 (determine_max_movement): Likewise.
13387 (gather_mem_refs_stmt): Likewise.
13388 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
13389 or NAME_MEMORY_TAG.
13390 * tree-complex.c (update_all_vops): Remove.
13391 (expand_complex_move): Adjust.
13392 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
13393 Simplify test for memory referencing statement. Exclude
13394 non-invariant ADDR_EXPRs.
13395 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
13396 * tree-loop-distribution.c (generate_memset_zero): Adjust.
13397 (rdg_flag_uses): Likewise.
13398 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
13400 (tree_optimize_tail_calls_1): Also split the
13401 edge from the entry block if we have degenerate PHI nodes in
13402 the first basic block.
13403 * tree.c (init_ttree): Remove memory-tag related code.
13404 (tree_code_size): Likewise.
13405 (tree_node_structure): Likewise.
13406 (build7_stat): Re-write to be build6_stat.
13407 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
13408 (SSA_VAR_P): Adjust.
13409 (struct tree_memory_tag): Remove.
13410 (struct tree_memory_partition_tag): Likewise.
13411 (union tree_node): Adjust.
13412 (build7): Re-write to be build6.
13413 * tree-pass.h (pass_reset_cc_flags): Remove.
13414 (TODO_update_address_taken): New flag.
13415 (pass_simple_dse): Remove.
13416 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
13417 * params.h (MAX_ALIASED_VOPS): Remove.
13418 (AVG_ALIASED_VOPS): Likewise.
13419 * omp-low.c (expand_omp_taskreg): Update SSA form.
13420 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
13421 aliases the lhs in a copy stmt.
13422 * tree-ssa-dse.c (struct address_walk_data): Remove.
13423 (memory_ssa_name_same): Likewise.
13424 (memory_address_same): Likewise.
13425 (get_kill_of_stmt_lhs): Likewise.
13426 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
13427 unused stores. Look through PHI nodes into post-dominated regions.
13428 (dse_optimize_stmt): Simplify. Properly remove stores.
13429 (tree_ssa_dse): Compute dominators.
13430 (execute_simple_dse): Remove.
13431 (pass_simple_dse): Likewise.
13432 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
13433 gimple_loaded_syms and gimple_stored_syms computation.
13434 * toplev.c (dump_memory_report): Dump alias and pta stats.
13435 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
13436 (vn_reference_eq): Likewise.
13437 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
13438 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
13439 valueize_vuses): Remove.
13440 (get_def_ref_stmt_vuses): Simplify. Rename to ...
13441 (get_def_ref_stmt_vuse): ... this.
13442 (vn_reference_lookup_2): New function.
13443 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
13444 walking equivalent vuses. Simplify.
13445 (vn_reference_lookup): Likewise.
13446 (vn_reference_insert): Likewise.
13447 (vn_reference_insert_pieces): Likewise.
13448 (visit_reference_op_call): Simplify.
13449 (visit_reference_op_load): Likewise.
13450 (visit_reference_op_store): Likewise.
13451 (init_scc_vn): Remove shared_lookup_vuses initialization.
13452 (free_scc_vn): Remove shared_lookup_vuses freeing.
13453 (sort_vuses, sort_vuses_heap): Remove.
13454 (get_ref_from_reference_ops): Export.
13455 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
13456 vector with single vuse pointer.
13457 (vn_reference_lookup_pieces, vn_reference_lookup,
13458 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
13459 (shared_vuses_from_stmt): Remove.
13460 (get_ref_from_reference_ops): Declare.
13461 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
13462 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
13463 memory-tag related code.
13464 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
13465 (likely_value): Add comment, skip static-chain of call statements.
13466 (surely_varying_stmt_p): Adjust.
13467 (gimplify_and_update_call_from_tree): Likewise.
13468 (execute_fold_all_builtins): Do not rebuild alias info.
13469 (gimplify_and_update_call_from_tree): Properly update VOPs.
13470 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
13471 (copy_ref_info): Remove memory-tag related code.
13472 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
13473 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
13474 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
13476 * tree-ssa-dom.c (gimple_p): Remove typedef.
13477 (eliminate_redundant_computations): Adjust.
13478 (record_equivalences_from_stmt): Likewise.
13479 (avail_expr_hash): Likewise.
13480 (avail_expr_eq): Likewise.
13481 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
13482 (stmt_makes_single_load): Likewise.
13483 (stmt_makes_single_store): Likewise.
13484 * tree-ssa-alias.c: Rewrite completely.
13485 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
13486 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
13487 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
13488 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
13489 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
13490 Remove public functions.
13491 (pass_reset_cc_flags): Remove.
13492 (pass_build_alias): Move ...
13493 * tree-ssa-structalias.c (pass_build_alias): ... here.
13494 * tree-ssa-alias.c (may_be_aliased): Move ...
13495 * tree-flow-inline.h (may_be_aliased): ... here.
13496 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
13497 count_uses_and_derefs): Move ...
13498 * gimple.c: ... here.
13499 * gimple.h (count_uses_and_derefs): Declare.
13500 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
13501 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
13502 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
13503 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
13504 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
13505 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
13506 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
13508 * tree-dfa.c (refs_may_alias_p): Move ...
13509 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
13510 * tree-ssa-alias.h: New file.
13511 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
13512 (statement_sink_location): Likewise.
13513 * opts.c (decode_options): Do not adjust max-aliased-vops or
13514 avg-aliased-vops values.
13515 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
13516 (TV_CALL_CLOBBER): Likewise.
13517 (TV_FLOW_SENSITIVE): Likewise.
13518 (TV_FLOW_INSENSITIVE): Likewise.
13519 (TV_MEMORY_PARTITIONING): Likewise.
13520 (TV_ALIAS_STMT_WALK): New timevar.
13521 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
13522 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
13523 (get_address_description): Remove memory-tag related code.
13524 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
13525 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
13526 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
13527 and immediate uses in statements. Document.
13528 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
13529 (dump_symbols): Remove.
13530 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
13531 * alias.c (get_deref_alias_set): New function split out from ...
13532 (get_alias_set): ... here.
13533 * alias.h (get_deref_alias_set): Declare.
13534 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
13535 type parameter. Remove restrict pointer handling. Create a
13536 ref-all pointer in case type-based alias sets do not conflict.
13537 (vect_analyze_data_refs): Remove SMT related code.
13538 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
13539 (vectorizable_load): Likewise.
13540 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
13541 (DR_SYMBOL_TAG, DR_VOPS): Remove.
13542 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
13543 Ignore vops and SMTs.
13544 (dr_analyze_alias): Likewise..
13545 (free_data_ref): Likewise.
13546 (create_data_ref): Likewise.
13547 (analyze_all_data_dependences): Likewise.
13548 (get_references_in_stmt): Adjust.
13549 * tree-flow-inline.h (gimple_aliases_computed_p,
13550 gimple_addressable_vars, gimple_call_clobbered_vars,
13551 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
13552 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
13553 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
13554 gimple_mem_ref_stats): Remove.
13555 (gimple_vop): New function.
13556 (op_iter_next_use): Remove vuses and mayuses cases.
13557 (op_iter_next_def): Remove vdefs case.
13558 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
13559 (clear_and_done_ssa_iter): Do not set removed fields.
13560 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
13561 Assert we are not iterating over vuses or vdefs if not also
13562 iterating over uses or defs.
13563 (op_iter_init_use): Likewise.
13564 (op_iter_init_def): Likewise.
13565 (op_iter_next_vdef): Remove.
13566 (op_iter_next_mustdef): Likewise.
13567 (op_iter_init_vdef): Likewise.
13568 (compare_ssa_operands_equal): Likewise.
13569 (link_use_stmts_after): Handle vuse operand.
13570 (is_call_used): Use is_call_clobbered.
13571 (is_call_clobbered): Global variables are always call clobbered,
13572 query the call-clobbers bitmap.
13573 (mark_call_clobbered): Ignore global variables.
13574 (clear_call_clobbered): Likewise.
13575 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
13576 virtual operands sanity check.
13577 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
13579 (TARGET_MEM_REF): Remove TMR_TAG operand.
13580 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
13581 Remove call-clobber related code.
13582 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
13583 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
13584 partitions or escape reason.
13585 (get_single_def_stmt, get_single_def_stmt_from_phi,
13586 get_single_def_stmt_with_phi): Remove.
13587 (dump_referenced_vars): Tidy.
13588 (get_ref_base_and_extent): Allow bare decls.
13589 (collect_dfa_stats): Adjust.
13590 * graphite.c (rename_variables_in_stmt): Adjust.
13591 (graphite_copy_stmts_from_block): Likewise.
13592 (translate_clast): Likewise.
13593 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
13595 (translate_vuse_through_block): Use the oracle.
13596 (phi_translate_1): Adjust.
13597 (value_dies_in_block_x): Use the oracle. Cache the outcome
13599 (valid_in_sets): Check if the VUSE for
13600 a REFERENCE is available.
13601 (eliminate): Do not remove stmts during elimination,
13602 instead queue and remove them afterwards.
13603 (do_pre): Do not rebuild alias info.
13604 (pass_pre): Run TODO_rebuild_alias before PRE.
13605 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
13606 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
13607 (mark_all_v_defs_stmt): Remove.
13608 (mark_all_v_defs_seq): Adjust.
13609 (sra_replace): Likewise.
13610 (scalarize_use): Likewise.
13611 (scalarize_copy): Likewise.
13612 (scalarize_init): Likewise.
13613 (scalarize_ldst): Likewise.
13614 (todoflags): Remove.
13615 (tree_sra): Do not rebuild alias info.
13616 (tree_sra_early): Adjust.
13617 (pass_sra): Run TODO_update_address_taken before SRA.
13618 * tree-predcom.c (set_alias_info): Remove.
13619 (prepare_initializers_chain): Do not call it.
13620 (mark_virtual_ops_for_renaming): Adjust.
13621 (mark_virtual_ops_for_renaming_list): Remove.
13622 (initialize_root_vars): Adjust.
13623 (initialize_root_vars_lm): Likewise.
13624 (prepare_initializers_chain): Likewise.
13625 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
13626 (may_propagate_copy_into_stmt): Likewise.
13627 (merge_alias_info): Do nothing for now.
13628 (propagate_tree_value_into_stmt): Adjust.
13629 (stmt_may_generate_copy): Likewise.
13630 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
13631 not mark symbols for renaming.
13632 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
13633 with the same statement, make sure to update the new pointed-to one.
13634 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
13635 call statements, do not mark symbols for renaming.
13636 (mark_operand_necessary): Dump something.
13637 (ref_may_be_aliased): New function.
13638 (mark_aliased_reaching_defs_necessary_1): New helper function.
13639 (mark_aliased_reaching_defs_necessary): Likewise.
13640 (mark_all_reaching_defs_necessary_1): Likewise.
13641 (mark_all_reaching_defs_necessary): Likewise.
13642 (propagate_necessity): Do not process virtual PHIs. For
13643 non-aliased loads mark all reaching definitions as necessary.
13644 For aliased loads and stores mark the immediate dominating
13645 aliased clobbers as necessary.
13646 (visited): New global static.
13647 (perform_tree_ssa_dce): Free visited bitmap after propagating
13649 (remove_dead_phis): Perform simple dead virtual PHI removal.
13650 (remove_dead_stmt): Properly unlink virtual operands when
13652 (eliminate_unnecessary_stmts): Schedule PHI removal after
13654 * tree-ssa-ter.c (is_replaceable_p): Adjust.
13655 (process_replaceable): Likewise.
13656 (find_replaceable_in_bb): Likewise.
13657 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
13658 based on the single gimple vop.
13659 (verify_flow_insensitive_alias_info): Remove.
13660 (verify_flow_sensitive_alias_info): Likewise.
13661 (verify_call_clobbering): Likewise.
13662 (verify_memory_partitions): Likewise.
13663 (verify_alias_info): Likewise.
13664 (verify_ssa): Adjust..
13665 (execute_update_addresses_taken): Export. Update SSA
13666 manually. Optimize only when optimizing. Use a local bitmap.
13667 (pass_update_address_taken): Remove TODO_update_ssa, add
13669 (pass_update_address_taken): Just use TODO_update_address_taken.
13670 (init_tree_ssa): Do not initialize addressable_vars.
13671 (verify_ssa): Verify new VUSE / VDEF properties.
13672 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
13673 Do not call verify_alias_info.
13674 (delete_tree_ssa): Clear the VUSE, VDEF operands.
13675 Do not free the loaded and stored syms bitmaps. Reset the escaped
13676 and callused solutions. Do not free addressable_vars.
13677 Remove memory-tag related code.
13678 (warn_uninitialized_var): Aliases are always available.
13679 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
13680 * lambda-code.c (can_put_in_inner_loop): Adjust.
13681 (can_put_after_inner_loop): Likewise.
13682 (perfect_nestify): Likewise.
13683 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
13684 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
13685 (vectorizable_conversion): Do not mark symbols for renaming.
13686 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
13687 (expand_call_inline): Unlink the calls virtual operands before
13689 (tree_function_versioning): Do not call update_ssa if we are not
13690 updating clones. Simplify.
13691 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
13692 (propagate_with_phi): Likewise..
13693 * tree-outof-ssa.c (create_temp): Remove memory tag and call
13694 clobber code. Assert we are not aliased or global.
13695 * tree-flow.h: Include tree-ssa-alias.h
13696 (enum escape_type): Remove.
13697 (struct mem_sym_stats_d): Likewise.
13698 (struct mem_ref_stats_d): Likewise.
13699 (struct gimple_df): Add vop member. Remove global_var,
13700 call_clobbered_vars, call_used_vars, addressable_vars,
13701 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
13702 escaped and callused members.
13703 (struct ptr_info_def): Remove all members, add points-to solution
13705 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
13706 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
13707 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
13708 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
13709 (tree-ssa-alias.o): Likewise.
13710 (toplev.o): Add tree-ssa-alias.h
13711 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
13712 * gimple.c (gimple_set_bb): Fix off-by-one error.
13713 (is_gimple_reg): Do not handle memory tags.
13714 (gimple_copy): Also copy virtual operands.
13715 Delay updating the statement. Do not reset loaded and stored syms.
13716 (gimple_set_stored_syms): Remove.
13717 (gimple_set_loaded_syms): Likewise.
13718 (gimple_call_copy_skip_args): Copy the virtual operands
13719 and mark the new statement modified.
13720 * tree-ssa-structalias.c (may_alias_p): Remove.
13721 (set_uids_in_ptset): Take the alias set to prune with as
13722 parameter. Fold in the alias test of may_alias_p.
13723 (compute_points_to_sets): Compute whether a ptr is dereferenced
13724 in a local sbitmap.
13725 (process_constraint): Deal with &ANYTHING on the lhs, reject all
13726 other ADDRESSOF constraints on the lhs.
13727 (get_constraint_for_component_ref): Assert that we don't get
13728 ADDRESSOF constraints from the base of the reference.
13729 Properly generate UNKNOWN_OFFSET for DEREF if needed.
13730 (struct variable_info): Remove collapsed_to member.
13731 (get_varinfo_fc): Remove.
13732 (new_var_info): Do not set collapsed_to.
13733 (dump_constraint): Do not follow cycles.
13734 (dump_constraint_graph): Likewise.
13735 (build_pred_graph): Likewise.
13736 (build_succ_graph): Likewise.
13737 (rewrite_constraints): Likewise.
13738 (do_simple_structure_copy): Remove.
13739 (do_rhs_deref_structure_copy): Remove.
13740 (do_lhs_deref_structure_copy): Remove.
13741 (collapse_rest_of_var): Remove.
13742 (do_structure_copy): Re-implement.
13743 (pta_stats): New global variable.
13744 (dump_pta_stats): New function.
13745 (struct constraint_expr): Make offset signed.
13746 (UNKNOWN_OFFSET): Define special value.
13747 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
13748 (solution_set_expand): New helper function split out from ...
13749 (do_sd_constraint): ... here.
13750 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
13751 (do_ds_constraint): Likewise.
13752 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
13753 and CALLUSED = *CALLUSED.
13754 (set_union_with_increment): Make inc argument signed.
13755 (type_safe): Remove.
13756 (get_constraint_for_ptr_offset): Handle unknown and negative
13758 (first_vi_for_offset): Handle offsets before start. Bail
13759 out early for offsets beyond the variable extent.
13760 (first_or_preceding_vi_for_offset): New function.
13761 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
13762 Together with ESCAPED = *ESCAPED this properly computes reachability.
13763 (find_what_var_points_to): New function.
13764 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
13765 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
13766 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
13767 pt_solutions_intersect): New functions.
13768 (compute_call_used_vars): Remove.
13769 (compute_may_aliases): New main entry into PTA computation.
13770 * gimple.h (gimple_p): New typedef.
13771 (struct gimple_statement_base): Remove references_memory_p.
13772 (struct gimple_statement_with_memory_ops_base): Remove
13773 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
13775 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
13776 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
13777 gimple_set_references_memory): Remove.
13778 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
13779 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
13781 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
13782 (verify_expr): Allow RESULT_DECL.
13783 (gimple_duplicate_bb): Do not copy virtual operands.
13784 (gimple_duplicate_sese_region): Adjust.
13785 (gimple_duplicate_sese_tail): Likewise.
13786 (mark_virtual_ops_in_region): Remove.
13787 (move_sese_region_to_fn): Do not call it.
13788 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
13789 and pass_simple_dse.
13790 (execute_function_todo): Handle TODO_update_address_taken,
13791 call execute_update_addresses_taken for TODO_rebuild_alias.
13792 (execute_todo): Adjust.
13793 (execute_one_pass): Init dump files early.
13794 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
13796 (create_general_new_stmt): Clear vops.
13797 * tree-ssa-reassoc.c (get_rank): Adjust.
13798 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
13799 symbols for renaming.
13800 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
13801 (PARAM_AVG_ALIASED_VOPS): Likewise.
13802 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
13803 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
13804 * tree-ssa-operands.c: Simplify for new virtual operand representation.
13805 (operand_build_cmp, copy_virtual_operands,
13806 create_ssa_artificial_load_stmt, add_to_addressable_set,
13807 gimple_add_to_addresses_taken): Remove public functions.
13808 (unlink_stmt_vdef): New function.
13810 2009-04-03 Alan Modra <amodra@bigpond.net.au>
13812 * config.gcc (powerpc-*-linux*): Merge variants.
13814 2009-04-02 Chao-ying Fu <fu@mips.com>
13815 James Grosbach <james.grosbach@microchip.com>
13817 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
13818 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
13820 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
13821 keep_interrupts_masked_p, use_debug_exception_return_p.
13822 (mips_attribute_table): Add interrupt, use_shadow_register_set,
13823 keep_interrupts_masked, use_debug_exception_return.
13824 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
13825 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
13827 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
13828 (mips_print_operand): Process COP0 registers to print $0 .. $31
13829 correctly for GAS to process.
13830 (mips_interrupt_extra_call_saved_reg_p): New function.
13831 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
13833 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
13834 (mips_compute_frame_info): Add supports for interrupt context that
13835 includes doubleword accumulators and COP0 registers.
13836 (mips_for_each_saved_acc): New function.
13837 (mips_for_each_saved_gpr_and_fpr): Change the function name from
13838 mips_for_each_saved_reg.
13839 (mips_save_reg): Save accumulators.
13840 (mips_kernel_reg_p): A new for_each_rtx callback.
13841 (mips_expand_prologue): Support interrupt handlers.
13842 (mips_restore_reg): Restore accumulators.
13843 (mips_expand_epilogue): Support interrupt handlers.
13844 (mips_can_use_return_insn): Return false for interrupt handlers.
13845 (mips_epilogue_uses): New function.
13846 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
13847 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
13848 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
13849 cop0_move): New instructions.
13850 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
13851 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
13853 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
13855 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
13856 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
13857 interrupt handlers, we use K0 as the temporary register.
13858 (EPILOGUE_USES): Change to a function call.
13859 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
13860 handlers, we use K0 as the temporary register.
13862 * doc/extend.texi (Function Attributes): Document interrupt,
13863 use_shadow_register_set, keep_interrupts_masked,
13864 use_debug_exception_return for MIPS attributes.
13866 2009-04-03 Alan Modra <amodra@bigpond.net.au>
13868 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
13869 Remove a number of t-files from tmake_file.
13870 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
13871 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
13872 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
13873 target_prototype, not TARGET_PROTOTYPE.
13874 (LINK_OS_GNU_SPEC): Define.
13875 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
13876 and darwin-ldoubdle.c.
13878 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
13881 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
13882 (cpp_options): Ditto.
13883 (default_compilers): Ditto.
13884 (display_help): Ditto.
13885 (process_command): Ditto.
13886 (do_spec_1): Ditto.
13887 (set_input): Use lbasename instead of duplicate code.
13888 (save_temps_prefix): New static for -save-temps=obj.
13889 (save_temps_length): Ditto.
13891 * doc/invoke.texi (-save-temps=obj): Document new variant to
13892 -save-temps switch.
13894 2009-04-02 Jeff Law <law@redhat.com>
13896 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
13899 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
13901 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
13902 * configure: Regenerated.
13904 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
13906 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
13907 share the argument list.
13909 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
13913 2009-02-12 Diego Novillo <dnovillo@google.com>
13915 * varpool.c (debug_varpool): New.
13916 * cgraph.h (debug_varpool): Declare.
13918 2009-04-02 Jan Hubicka <jh@suse.cz>
13920 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
13923 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
13925 * config/i386/i386.c (ix86_abi): Move initialization to ...
13926 (override_options): Here.
13928 2009-04-02 Christian Bruel <christian.bruel@st.com>
13930 * config/sh/sh.c (sh_dwarf_register_span): New function.
13931 (TARGET_DWARF_REGISTER_SPAN): Define.
13932 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
13934 2009-04-02 Ira Rosen <irar@il.ibm.com>
13936 PR tree-optimization/39595
13937 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
13938 interleaved loads group is not greater than the SLP group size.
13940 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
13942 * builtins.c (is_builtin_name): New.
13943 (called_as_built_in): Use is_builtin_name.
13944 * tree.h (is_builtin_name): New.
13945 * varasm.c (incorporeal_function_p): Use is_builtin_name
13947 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
13949 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
13951 2009-04-02 Dodji Seketeli <dodji@redhat.com>
13954 * c-decl.c (clone_underlying_type): Move this ...
13955 * c-common.c (set_underlying_type): ... here.
13956 Also, make sure the function properly sets TYPE_STUB_DECL() on
13957 the newly created typedef variant type.
13958 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
13959 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
13962 2009-04-02 Richard Guenther <rguenther@suse.de>
13964 PR tree-optimization/37221
13965 * tree-flow.h (degenerate_phi_result): Declare.
13966 * tree-ssa-dom.c (degenerate_phi_result): Export.
13967 * tree-scalar-evolution.c (analyze_initial_condition): If
13968 the initial condition is defined by a degenerate PHI node
13969 use the degenerate value.
13971 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
13973 PR rtl-optimization/39588
13974 * combine.c (merge_outer_ops): Do not set the constant when this
13976 (simplify_shift_const_1): Do not modify it either in this case.
13978 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
13980 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
13981 tuning is deprecated if -mtune value is set to an Itanium1 variant.
13983 2009-04-01 Janis Johnson <janis187@us.ibm.com>
13986 * c-lex.c (interpret_float): Default (no suffix) is double.
13988 2009-04-1 Xinliang David Li <davidxl@google.com>
13990 * config/i386/i386.c (legitimate_constant_p): Recognize
13991 all one vector constant.
13993 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13995 * config/vax/vax.c: Add #includes to silence warnings.
13996 Change #include order to silence two warnings.
13998 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14000 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
14001 (ASM_SPEC): Pass -k to the assembler for PIC code.
14003 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14005 * config.gcc: Add vax-*-linux* to the switch.
14006 * config/vax/linux.h: New file. (TARGET_VERSION,
14007 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
14009 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14011 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
14012 Use predicate macros instead of GET_CODE() == foo.
14013 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
14014 ashlsi3, rotrsi3, <unnamed>): Likewise.
14016 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14018 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
14019 jbbccihi, jbbccisi): Remova trailing whitespace.
14020 * config/vax/constraints.md: Likewise.
14021 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
14022 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
14023 * config/vax/predicates.md: Likewise.
14024 * config/vax/vax.c (print_operand_address, vax_output_int_move,
14025 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
14026 * config/vax/vax.h: Likewise.
14027 * config/vax/vax.md (nonlocal_goto): Likewise.
14029 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14031 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
14032 (indirectable_address_p, adjacent_operands_p): Add spaces around
14034 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
14036 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14038 * config/vax/vax.c (legitimate_constant_address_p,
14039 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
14040 index_term_p, reg_plus_index_p, legitimate_address_p,
14041 vax_mode_dependent_address_p): Update comments to match functions
14042 modified by the recent int->bool conversion.
14044 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14046 * config/vax/builtins.md: Update copyright message.
14047 * config/vax/constraints.md: Likewise.
14048 * config/vax/netbsd-elf.h: Likewise.
14049 * config/vax/predicates.md: Likewise.
14050 * config/vax/vax-protos.h: Likewise.
14051 * config/vax/vax.c: Likewise.
14052 * config/vax/vax.h: Likewise.
14053 * config/vax/vax.md: Likewise.
14054 * config/vax/vax.opt: Likewise.
14056 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14058 * config/vax/builtins.md (ffssi2, ffssi2_internal,
14059 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
14060 * config/vax/constraints.md (B, R): Likewise.
14061 * config/vax/predicates.md (external_memory_operand,
14062 nonimmediate_addsub_di_operand): Likewise.
14063 * config/vax/vax.c (vax_output_int_add): Likewise.
14064 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
14065 untyped_call): Likewise.
14067 2009-04-01 Matt Thomas <matt@3am-software.com>
14069 * config/vax/predicates.md: New file.
14070 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
14071 external_const_operand, nonsymbolic_operand, external_memory_operand,
14072 indirect_memory_operand, indexed_memory_operand,
14073 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
14074 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
14076 * config/vax/constraints.md: New file.
14077 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
14079 * config/vax/builtins.md: New file.
14080 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
14081 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
14083 * config/vax/vax.opt (mqmath): Add option.
14084 * config/vax/vax.md (isfx): Extend with DI.
14085 (VAXintQH, VAXintQHSD): Define.
14086 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
14087 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
14088 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
14089 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
14090 (movdi): Update constraints and use vax_output_int_move().
14091 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
14092 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
14093 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
14094 nonlocal_goto): New.
14095 (mov<mode>): Extend accepted operand types.
14096 (subdi3_old): Rename from subdi3, change update constraints and use
14097 a new implementation.
14098 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
14099 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
14100 MOVE_RATIO, CLEAR_RATIO): Define.
14101 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
14102 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
14103 (PRINT_OPERAND): Redefine using a function instead of inlined code.
14104 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
14105 (split_quadword_operands): Make static and really allow variable
14107 (print_operand_address): Update for PIC generation.
14108 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
14109 indexable_address_p, fixup_mathdi_operand,
14110 vax_expand_addsub_di_operands, adjacent_operands_p): New.
14111 (vax_float_literal, legitimate_constant_p,
14112 indirectable_constant_address_p, index_term_p,
14113 reg_plus_index_p): Return bool instead of int.
14114 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
14116 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
14118 (vax_output_conditional_branch): Indent.
14119 (legitimate_constant_address_p, indirectable_constant_address_p,
14120 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
14121 vax_mode_dependent_address_p): Return bool instead of int, update for
14123 * config/vax/vax-protos.h (legitimate_constant_address_p,
14124 legitimate_constant_p, legitimate_address_p,
14125 vax_mode_dependent_address_p): Change declaration to bool.
14126 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
14127 vax_expand_addsub_di_operands, vax_output_int_subtract,
14128 vax_output_movmemsi): Declare.
14129 (split_quadword_operands, vax_float_literal): Delete declaration.
14130 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
14131 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
14132 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
14133 ASM_OUTPUT_DWARF_PCREL): Define.
14134 (ASM_SPEC): Change definition to allow PIC generation.
14136 2009-04-01 Steve Ellcey <sje@cup.hp.com>
14138 * doc/sourcebuild.texi: Update front-end requirements.
14140 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14143 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
14144 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
14145 (booldi3_internal3): Use boolean_or_operator instead of
14148 2009-04-01 Joseph Myers <joseph@codesourcery.com>
14151 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
14152 declarator whose size is not an integer constant expression but
14153 folds to an integer constant, then treat it as a constant
14156 2009-04-01 Richard Guenther <rguenther@suse.de>
14158 * fold-const.c (fold_plusminus_mult_expr): Do not fold
14159 i * 4 + 2 to (i * 2 + 1) * 2.
14161 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14164 * c-parser.c (c_parser_asm_statement): Skip until close paren and
14165 return if c_parser_asm_string_literal returned NULL.
14167 2009-04-01 Nick Clifton <nickc@redhat.com>
14169 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
14171 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
14172 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
14173 other typedefs to avoid conflicts with libgcc2.c. Define labels
14174 to gain 16-bit bit-manipulation functions from libgcc2.c and then
14176 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
14177 to gain 16-bit trapping arithmetic functions from libgcc2.c and
14180 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
14182 * varasm.c (default_function_rodata_section): Declare DOT as
14185 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
14186 Andrey Galkin <agalkin@hypercom.com>
14189 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
14190 Make object_name unique for each process.
14192 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14195 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
14196 addressable variables in the parallel that could go out of scope while
14197 running queued tasks.
14199 2009-04-01 Anatoly Sokolov <aesok@post.ru>
14201 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
14202 (CASE_VALUES_THRESHOLD): Redefine.
14203 * config/avr/avr.c (avr_override_options): Remove initialization of
14204 avr_case_values_threshold variable.
14205 (avr_case_values_threshold): Remove variable. Add new function.
14206 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
14207 * config/avr/avr.opt (mno-tablejump): Remove option.
14208 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
14210 2009-04-01 DJ Delorie <dj@redhat.com>
14212 * varasm.c (default_function_rodata_section): Don't assume
14213 anything about where the first '.' in the section name is.
14215 2009-04-01 Alan Modra <amodra@bigpond.net.au>
14217 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
14218 rs6000_emit_stack_tie.
14220 2009-03-31 Ian Lance Taylor <iant@google.com>
14222 * tree-eh.c (tree_remove_unreachable_handlers): Compare
14223 gimple_code with GIMPLE_RESX, not RESX.
14225 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14227 * c-common.c (c_get_ident): New.
14228 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
14230 2009-04-01 Ben Elliston <bje@au.ibm.com>
14232 * config/rs6000/sysv4.opt (msdata): Improve option description.
14234 2009-03-31 Steve Ellcey <sje@cup.hp.com>
14236 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
14237 (divdf3_internal_lat): Remove.
14238 (divxf3_internal_lat): Remove.
14239 (divxf3_internal_thr): Remove.
14240 (divxf): Use divxf3_internal.
14241 * config/ia64/div.md (divsf3_internal_lat): New.
14242 (divdf3_internal_lat): New.
14243 (divxf3_internal): New.
14245 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14248 * Makefile.in (USE_GCC_STDINT): Define.
14249 (stmp-int-hdrs): Install stdint.h if applicable.
14250 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
14252 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
14253 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
14254 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
14255 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14256 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14257 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14258 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14259 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14260 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14261 (c_common_nodes_and_builtins): Initialize
14262 underlying_wchar_type_node. Do not initialize
14263 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
14264 nodes for new types.
14265 (c_stddef_cpp_builtins): Define macros for new types.
14266 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
14268 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
14269 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
14270 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
14271 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
14272 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
14273 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
14274 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
14275 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
14276 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
14277 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
14278 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
14279 int16_type_node, int32_type_node, int64_type_node,
14280 uint8_type_node, uint16_type_node, c_uint32_type_node,
14281 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
14282 int_least32_type_node, int_least64_type_node,
14283 uint_least8_type_node, uint_least16_type_node,
14284 uint_least32_type_node, uint_least64_type_node,
14285 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
14286 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
14287 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
14288 uintptr_type_node): Define.
14289 * c-cppbuiltin.c (builtin_define_constants,
14290 builtin_define_type_minmax): New.
14291 (builtin_define_stdint_macros): Define more macros.
14292 (c_cpp_builtins): Define more limit macros.
14293 (type_suffix): New.
14294 (builtin_define_type_max): Define in terms of
14295 builtin_define_type_minmax. Remove is_long parameter. All
14297 * config.gcc (use_gcc_stdint): Define.
14298 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
14299 Add newlib-stdint.h for generic targets.
14300 * config/glibc-stdint.h, config/newlib-stdint.h,
14301 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
14302 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
14303 * config/score/score.h (UINTPTR_TYPE): Define.
14304 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
14305 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
14306 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14307 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14308 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14309 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14310 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14311 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14312 * config/spu/spu.h (STDINT_LONG32): Define.
14313 * configure.ac (use_gcc_stdint): Substitute.
14314 * configure: Regenerate.
14315 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
14316 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
14317 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
14318 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
14319 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
14320 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
14321 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
14322 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
14323 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
14324 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
14325 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
14326 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
14327 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
14328 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
14329 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
14330 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
14331 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
14332 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
14333 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
14334 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
14335 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
14336 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
14337 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
14338 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14339 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14340 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14341 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14342 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14343 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
14345 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
14347 * loop-iv.c (suitable_set_for_replacement): Renamed from
14348 simplify_using_assignment; changed to return bool and to accept new
14349 args DEST and SRC. Return true iff we find a source/destination pair
14350 that can be used to make a replacement, and fill SRC and DEST if so.
14351 Remove arg ALTERED. Don't deal with altered regs here. All callers
14353 (simplify_using_initial_values): Deal with altered regs here and track
14354 more precisely the effect they have on the validity of our expression.
14356 * loop-iv.c (simplify_using_condition): A condition of the form
14357 (EQ REG CONST) can be used to simply make a substitution.
14358 (simplify_using_initial_values): Keep track of conditions we have seen
14359 and keep using them to simplify new expressions, while applying the
14360 same substitutions to them as to the expression.
14362 * simplify-rtx.c (simplify_relational_operation_1): Simplify
14363 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
14366 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
14367 changed. Use this when trying to improve the upper bound.
14368 Generate the comparison by using simplify_gen_relational.
14370 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
14372 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
14374 (simplify_using_assignment, simplify_using_initial_values): Call
14375 replace_in_expr to make replacements. Call replace_single_def_regs
14376 once on the initial version of the expression.
14378 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14381 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
14383 2009-03-31 Richard Guenther <rguenther@suse.de>
14385 PR middle-end/31029
14386 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
14387 equality comparisons. Fold C - X CMP X if C % 2 == 1.
14389 2009-03-31 Richard Guenther <rguenther@suse.de>
14391 * tree.h (div_if_zero_remainder): Declare.
14392 * fold-const.c (div_if_zero_remainder): Export.
14393 * tree-ssa-forwprop.c
14394 (forward_propagate_addr_into_variable_array_index): Handle
14395 constant array index addition outside of the variable index.
14397 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14400 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
14401 define_splits, floatunssi<mode>2): Require x87 conversions from
14402 DImode to be permitted.
14404 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14406 PR preprocessor/15638
14407 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
14409 2009-03-31 Richard Guenther <rguenther@suse.de>
14411 PR middle-end/23401
14412 PR middle-end/27810
14413 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
14414 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
14415 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
14416 a separate statement.
14417 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
14418 (lookup_tmp_var): Likewise.
14419 (is_gimple_formal_tmp_or_call_rhs): Remove.
14420 (is_gimple_reg_or_call_rhs): Rename to ...
14421 (is_gimple_reg_rhs_or_call): ... this.
14422 (is_gimple_mem_or_call_rhs): Rename to ...
14423 (is_gimple_mem_rhs_or_call): ... this.
14424 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
14425 DECL_GIMPLE_REG_P only if is_formal is true.
14426 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
14427 for non-proper post-modify expression gimplification.
14428 (gimplify_self_mod_expr): For post-modify expressions gimplify
14429 the lvalue to a minimal lvalue.
14430 (rhs_predicate_for): Remove formal temp case.
14431 (gimplify_modify_expr_rhs): Likewise.
14432 (gimplify_addr_expr): Use is_gimple_reg.
14433 (gimplify_expr): Remove formal temp cases.
14434 (gimple_regimplify_operands): Likewise.
14435 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
14436 and FILTER_EXPR like constants.
14437 * gimple.c (walk_gimple_op): Fix val_only initialization, use
14439 (is_gimple_formal_tmp_rhs): Remove.
14440 (is_gimple_reg_rhs): Remove special casing.
14441 (is_gimple_mem_rhs): Fix.
14442 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
14443 (is_gimple_formal_tmp_var): Remove.
14444 (is_gimple_formal_tmp_reg): Likewise.
14445 (is_gimple_min_lval): Allow invariant component ref parts.
14446 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
14447 is_gimple_formal_tmp_reg): Remove declarations.
14448 * tree-cfg.c (verify_expr): Verify that variables with address
14449 taken do not have DECL_GIMPLE_REG_P set.
14450 * tree-mudflap.c (mf_build_check_statement_for): Use
14451 force_gimple_operand instead of gimplify_expr.
14453 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
14455 * modulo-sched.c (sms_schedule_by_order): Pass the actual
14456 schedulable rows to compute_split_row.
14458 2009-03-31 Ben Elliston <bje@au.ibm.com>
14461 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
14464 2009-03-31 Alan Modra <amodra@bigpond.net.au>
14466 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
14467 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
14468 * configure: Regenerate.
14469 * config.in: Regenerate.
14470 * config/rs6000/rs6000.opt (mtls-markers): Add.
14471 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
14472 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
14473 (tls_ld_aix, tls_ld_sysv): Likewise.
14474 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
14475 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
14477 2009-03-31 Alan Modra <amodra@bigpond.net.au>
14479 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
14481 2009-03-30 Jan Hubicka <jh@suse.cz>
14483 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
14485 (tree_remove_unreachable_handlers): Cleanup EH predecestor
14486 detection and label handling.
14488 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
14490 * ira-int.h (ira_allocno): Rename left_conflicts_num to
14491 left_conflicts_size.
14492 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
14493 ALLOCNO_LEFT_CONFLICTS_SIZE.
14495 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
14496 remove_allocno_from_bucket_and_push,
14497 allocno_spill_priority_compare, push_allocnos_to_stack,
14498 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
14499 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
14500 (setup_allocno_left_conflicts_num): Ditto. Rename to
14501 setup_allocno_left_conflicts_size.
14502 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
14503 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
14504 setup_allocno_left_conflicts_size instead of
14505 setup_allocno_left_conflicts_num.
14507 * ira-build.c (ira_create_allocno): Use
14508 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
14509 ALLOCNO_LEFT_CONFLICTS_NUM.
14511 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
14513 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
14514 instead of DF_LR_OUT.
14516 * ira-lives.c (process_bb_node_lives): Ditto.
14518 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
14519 instead of DF_LR_{OUT,IN}.
14521 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
14523 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
14525 2009-03-30 Jan Hubicka <jh@suse.cz>
14527 * except.c (label_to_region_map): Fix thinko.
14529 2009-03-30 Steve Ellcey <sje@cup.hp.com>
14531 PR middle-end/38237
14532 * tree.h (tree_find_value): New declaration.
14533 * tree.c (tree_find_value): New function.
14534 * varasm.c (assemble_external): Avoid duplicate entries on lists.
14536 2009-03-30 Jakub Jelinek <jakub@redhat.com>
14539 * c-decl.c (struct c_binding): Add locus field.
14540 (bind): Add locus argument, set locus field from it.
14541 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
14542 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
14543 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
14544 implicitly_declare, undeclared_variable, lookup_label,
14545 declare_label, c_make_fname_decl, c_builtin_function,
14546 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
14549 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
14552 * config/i386/i386.c (classify_argument): Check total size of
14555 2009-03-30 Martin Jambor <mjambor@suse.cz>
14557 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
14558 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
14559 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
14562 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
14563 seen_variable_array_ref while also traversing a union.
14565 * tree-inline.c (optimize_inline_calls): Do not call
14566 cgraph_node_remove_callees.
14567 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
14568 (pass_remove_cgraph_callee_edges): New variable.
14569 * passes.c (init_optimization_passes): Add
14570 pass_remove_cgraph_callee_edges after early inlining and before all
14571 late intraprocedural passes.
14573 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
14575 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14577 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
14578 Fix typos in names.
14580 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14582 * combine.c (simplify_comparison): Use have_insn_for.
14583 * dojump.c (do_jump): Likewise.
14585 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14587 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
14588 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
14589 sparc_compare_op0 like sparc_compare_emitted used to be handled.
14590 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
14591 instead of sparc_compare_emitted.
14592 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
14593 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
14594 instead of sparc_compare_emitted.
14596 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14598 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
14599 enter/exit cfglayout mode.
14600 (pass_partition_block): Require it.
14601 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
14602 (combine_instructions): Track basic blocks instead of labels.
14603 (update_cfg_for_uncondjump): New.
14604 (try_combine): Use it. Update jumps after rescanning.
14605 (pass_combine): Require PROP_cfglayout.
14606 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
14608 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14610 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
14611 Provide/destroy PROP_cfglayout respectively.
14612 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
14613 * tree-pass.h (PROP_cfglayout): New.
14615 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14617 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
14618 fold_convert_const_fixed_from_fixed,
14619 fold_convert_const_fixed_from_int,
14620 fold_convert_const_fixed_from_real, fold_negate_const): Do not
14621 set TREE_CONSTANT_OVERFLOW.
14622 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
14623 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
14625 2009-03-30 Ira Rosen <irar@il.ibm.com>
14627 * tree-vect-loop-manip.c: New file.
14628 * tree-vectorizer.c: Update documentation and included files.
14629 (vect_loop_location): Make extern.
14630 (rename_use_op): Move to tree-vect-loop-manip.c
14631 (rename_variables_in_bb, rename_variables_in_loop,
14632 slpeel_update_phis_for_duplicate_loop,
14633 slpeel_update_phi_nodes_for_guard1,
14634 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
14635 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
14636 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
14637 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
14638 find_loop_location): Likewise.
14639 (new_stmt_vec_info): Move to tree-vect-stmts.c.
14640 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
14641 get_vectype_for_scalar_type, vect_is_simple_use,
14642 supportable_widening_operation, supportable_narrowing_operation):
14644 (bb_in_loop_p): Move to tree-vect-loop.c.
14645 (new_loop_vec_info, destroy_loop_vec_info,
14646 reduction_code_for_scalar_code, report_vect_op,
14647 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
14648 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
14649 (vect_supportable_dr_alignment): Likewise.
14650 * tree-vectorizer.h (tree-data-ref.h): Include.
14651 (vect_loop_location): Declare.
14652 Reorganize function declarations according to the new file structure.
14653 * tree-vect-loop.c: New file.
14654 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
14655 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
14656 * tree-vect-data-refs.c: New file.
14657 * tree-vect-patterns.c (timevar.h): Don't include.
14658 * tree-vect-stmts.c: New file.
14659 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
14660 tree-vect-slp.c, tree-vect-loop.c.
14661 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
14662 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
14663 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
14664 (tree-vect-analyze.o): Remove.
14665 (tree-vect-transform.o): Likewise.
14666 (tree-vect-data-refs.o): Add rule.
14667 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
14668 tree-vect-slp.o): Likewise.
14669 (tree-vect-patterns.o): Remove redundant dependencies.
14670 (tree-vectorizer.o): Likewise.
14671 * tree-vect-slp.c: New file.
14673 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14675 * optc-gen.awk: Warn if an option flag has multiple different
14678 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
14680 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
14681 -floop-block): Document dependences on PPL, CLooG and Graphite.
14683 2009-03-30 Joseph Myers <joseph@codesourcery.com>
14685 PR rtl-optimization/323
14686 * c-common.c (c_fully_fold, convert_and_check,
14687 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
14688 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
14689 * c-common.def (EXCESS_PRECISION_EXPR): New.
14690 * c-cppbuiltin.c (builtin_define_float_constants): Define
14691 constants with enough digits for long double.
14692 * c-lex.c (interpret_float): Interpret constant with excess
14693 precision where appropriate.
14694 * c-opts.c (c_common_post_options): Set
14695 flag_excess_precision_cmdline. Give an error for
14696 -fexcess-precision=standard for C++ for processors where the
14697 option is significant.
14698 * c-parser.c (c_parser_conditional_expression): Handle excess
14699 precision in condition.
14700 * c-typeck.c (convert_arguments): Handle arguments with excess
14702 (build_unary_op): Move excess precision outside operation.
14703 (build_conditional_expr): Likewise.
14704 (build_compound_expr): Likewise.
14705 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
14706 (build_modify_expr): Handle excess precision in RHS.
14707 (convert_for_assignment): Handle excess precision in converted
14709 (digest_init, output_init_element, process_init_element): Handle
14710 excess precision in initializer.
14711 (c_finish_return): Handle excess precision in return value.
14712 (build_binary_op): Handle excess precision in operands and add
14713 excess precision as needed for operation.
14714 * common.opt (-fexcess-precision=): New option.
14715 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
14716 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
14717 For standard excess precision, output explicit conversion to and
14718 truncation from XFmode.
14719 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
14720 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
14721 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
14722 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
14723 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
14724 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
14725 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
14726 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
14727 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
14728 define_splits, sqrt<mode>2): Disable where appropriate for
14729 standard excess precision.
14730 * convert.c (convert_to_real): Do not shorten arithmetic to type
14731 for which excess precision would be used.
14732 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
14733 * doc/invoke.texi (-fexcess-precision=): Document option.
14734 (-mfpmath=): Correct index entry.
14735 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
14736 flag_excess_precision): New.
14737 * langhooks.c (lhd_post_options): Set
14738 flag_excess_precision_cmdline.
14739 * opts.c (common_handle_option): Handle -fexcess-precision=.
14740 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
14741 init_excess_precision): New.
14742 (lang_dependent_init_target): Call init_excess_precision.
14743 * tree.c (excess_precision_type): New.
14744 * tree.h (excess_precision_type): Declare.
14746 2009-03-30 Joseph Myers <joseph@codesourcery.com>
14749 * c-typeck.c (build_component_ref): Do not copy qualifiers from
14750 non-lvalue to component.
14752 2009-03-29 Joseph Myers <joseph@codesourcery.com>
14754 PR preprocessor/34695
14755 * Makefile.in (c-opts.o): Depend on c-tree.h.
14756 * c-common.c: Move down include of diagnostic.h.
14757 (done_lexing, c_cpp_error): New.
14758 * c-common.h (done_lexing): Declare.
14759 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
14761 * c-opts.c: Include c-tree.h.
14762 (c_common_init_options): Set preprocessor error callback.
14763 (c_common_handle_option): Do not set preprocessor
14764 inhibit_warnings, warnings_are_errors, warn_system_headers,
14765 pedantic_errors or inhibit_warnings flags.
14766 (c_common_post_options): Do not check cpp_errors (parse_in).
14767 (c_common_finish): Do not output dependencies if there were
14768 errors. Do not check return value of cpp_finish.
14769 * c-ppoutput.c (pp_file_change): Set input_location.
14770 * c-tree.h (c_cpp_error): Declare.
14771 * diagnostic.c (diagnostic_set_info_translated): Also initialize
14773 (diagnostic_build_prefix): Check override_column.
14774 * diagnostic.h (diagnostic_info): Add override_column field.
14775 (diagnostic_override_column): Define.
14777 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
14779 * c-common.c (c_expand_expr, c_staticp): Remove.
14780 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
14781 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
14782 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
14783 * c-gimplify.c (gimplify_compound_literal_expr,
14784 optimize_compound_literals_in_ctor): Remove.
14785 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
14786 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
14787 * c-semantics.c (emit_local_var): Remove.
14789 * langhooks-def.h (lhd_expand_expr): Remove.
14790 * langhooks.c (lhd_expand_expr): Remove.
14791 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
14793 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
14794 handling from c-semantics.c; don't call into langhook.
14795 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
14796 * gimplify.c (gimplify_compound_literal_expr,
14797 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
14798 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
14799 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
14800 as was done in c-gimplify.c.
14801 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
14802 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
14803 Move from c-common.h.
14804 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
14806 * tree.c (staticp): Do not call langhook.
14807 * langhooks.c (lhd_staticp): Delete.
14808 * langhooks-def.h (lhd_staticp): Delete prototype.
14809 (LANG_HOOKS_STATICP): Delete.
14810 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
14812 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
14813 instead of DECL_STMTs.
14815 2009-03-29 Joseph Myers <joseph@codesourcery.com>
14823 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
14825 (fold_call_expr): Return a NOP_EXPR from folding rather than the
14826 contained expression.
14827 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
14828 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
14829 conditional expressions for C.
14830 (decl_constant_value_for_optimization): Move from
14831 decl_constant_value_for_broken_optimization in c-typeck.c. Check
14832 whether optimizing and that the expression is a VAR_DECL not of
14833 array type instead of doing such checks in the caller. Do not
14834 check pedantic. Call gcc_unreachable for C++.
14835 * c-common.def (C_MAYBE_CONST_EXPR): New.
14836 * c-common.h (c_fully_fold, c_save_expr,
14837 decl_constant_value_for_optimization): New prototypes.
14838 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
14839 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
14840 EXPR_INT_CONST_OPERANDS): Define.
14841 * c-convert.c (convert): Strip nops from expression.
14842 * c-decl.c (groktypename): Take extra parameters expr and
14843 expr_const_operands. Update call to grokdeclarator.
14844 (start_decl): Update call to grokdeclarator. Add statement for
14845 expressions used in type of decl.
14846 (grokparm): Update call to grokdeclarator.
14847 (push_parm_decl): Update call to grokdeclarator.
14848 (build_compound_literal): Add parameter non_const and build a
14849 C_MAYBE_COSNT_EXPR if applicable.
14850 (grokdeclarator): Take extra parameters expr and
14851 expr_const_operands. Track expressions used in declaration
14852 specifiers and declarators. Fold array sizes and track whether
14853 they are constant expressions and whether they are integer
14854 constant expressions.
14855 (parser_xref_tag): Set expr and expr_const_operands fields in
14857 (grokfield): Update call to grokdeclarator.
14858 (start_function): Update call to grokdeclarator.
14859 (build_null_declspecs): Set expr and expr_const_operands fields in
14861 (declspecs_add_type): Handle expressions in typeof specifiers.
14862 * c-parser.c (c_parser_declspecs): Set expr and
14863 expr_const_operands fields for declaration specifiers.
14864 (c_parser_enum_specifier): Likewise.
14865 (c_parser_struct_or_union_specifier): Likewise.
14866 (c_parser_typeof_specifier): Likewise. Update call to
14867 groktypename. Fold expression as needed. Return expressions with
14868 type instead of adding statements.
14869 (c_parser_attributes): Update calls to c_parser_expr_list.
14870 (c_parser_statement_after_labels): Fold expression before passing
14871 to objc_build_throw_stmt.
14872 (c_parser_condition): Fold expression.
14873 (c_parser_asm_operands): Fold expression.
14874 (c_parser_conditional_expression): Use c_save_expr. Update call
14875 to build_conditional_expr.
14876 (c_parser_alignof_expression): Update call to groktypename.
14877 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
14878 original_code. Fold expression argument of va_arg. Create
14879 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
14880 argument to va_arg. Update calls to groktypename. Fold array
14881 index for offsetof. Verify that first argument to
14882 __builtin_choose_expr has integer type.
14883 (c_parser_postfix_expression_after_paren_type): Update calls to
14884 groktypename and build_compound_literal. Handle expressions with
14885 side effects in type name.
14886 (c_parser_postfix_expression_after_primary): Update call to
14887 c_parser_expr_list. Set original_code for calls to
14888 __builtin_constant_p.
14889 (c_parser_expr_list): Take extra parameter fold_p. Fold
14890 expressions if requested.
14891 (c_parser_objc_type_name): Update call to groktypename.
14892 (c_parser_objc_synchronized_statement): Fold expression.
14893 (c_parser_objc_receiver): Fold expression.
14894 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
14895 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
14896 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
14897 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
14898 (struct c_typespec): Add elements expr and expr_const_operands.
14899 (struct c_declspecs): Add elements expr and expr_const_operands.
14900 (groktypename, build_conditional_expr, build_compound_literal):
14902 (in_late_binary_op): Declare.
14903 * c-typeck.c (note_integer_operands): New function.
14904 (in_late_binary_op): New variable.
14905 (decl_constant_value_for_broken_optimization): Move to c-common.c
14906 and rename to decl_constant_value_for_optimization.
14907 (default_function_array_conversion): Do not strip nops.
14908 (default_conversion): Do not call
14909 decl_constant_value_for_broken_optimization.
14910 (build_array_ref): Do not fold result.
14911 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
14912 result when operand is a VLA.
14913 (c_expr_sizeof_type): Update call to groktypename. Handle
14914 expressions included in type name. Use C_MAYBE_CONST_EXPR for
14915 result when operand names a VLA type.
14916 (build_function_call): Update call to build_compound_literal.
14917 Only fold result for calls to __builtin_* functions. Strip
14918 NOP_EXPR from INTEGER_CST returned from such functions. Fold
14919 the function designator.
14920 (convert_arguments): Fold arguments. Update call to
14921 convert_for_assignment.
14922 (build_unary_op): Handle increment and decrement of
14923 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
14924 decrement earlier. Fold operand of increment and decrement.
14925 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
14926 built for integer operand. Wrap returns that are INTEGER_CSTs
14927 without being integer constant expressions or that have integer
14928 constant operands without being INTEGER_CSTs.
14929 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
14930 (build_conditional_expr): Add operand ifexp_bcp. Track whether
14931 result is an integer constant expression or can be used in
14932 unevaluated parts of one and avoid folding and wrap as
14933 appropriate. Fold operands before possibly doing -Wsign-compare
14935 (build_compound_expr): Wrap result for C99 if operands can be used
14936 in integer constant expressions.
14937 (build_c_cast): Update call to digest_init. Do not ignore
14938 overflow from casting floating-point constants to integers. Wrap
14939 results that could be confused with integer constant expressions,
14940 null pointer constants or floating-point constants.
14941 (c_cast_expr): Update call to groktypename. Handle expressions
14942 included in type name.
14943 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
14944 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
14945 Update calls to convert_for_assignment.
14946 (convert_for_assignment): Take new parameter
14947 null_pointer_constant. Do not strip nops or call
14948 decl_constant_value_for_broken_optimization. Set
14949 in_late_binary_op for conversions to boolean.
14950 (store_init_value): Update call to digest_init.
14951 (digest_init): Take new parameter null_pointer_constant. Do not
14952 call decl_constant_value_for_broken_optimization. pedwarn for
14953 initializers not constant expressions. Update calls to
14954 convert_for_assignment.
14955 (constructor_nonconst): New.
14956 (struct constructor_stack): Add nonconst element.
14957 (really_start_incremental_init, push_init_level, pop_init_level):
14958 Handle constructor_nonconst and nonconst element.
14959 (set_init_index): Call constant_expression_warning for array
14961 (output_init_element): Fold value. Set constructor_nonconst as
14962 applicable. pedwarn for initializers not constant expressions.
14963 Update call to digest_init. Call constant_expression_warning
14964 where constant initializers are required.
14965 (process_init_element): Use c_save_expr.
14966 (c_finish_goto_ptr): Fold expression.
14967 (c_finish_return): Fold return value. Update call to
14968 convert_for_assignment.
14969 (c_start_case): Fold switch expression.
14970 (c_process_expr_stmt): Fold expression.
14971 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
14972 ensure statement expression is not evaluated in constant expression.
14973 (build_binary_op): Track whether results are integer constant
14974 expressions or may occur in such, disable folding and wrap results
14975 as applicable. Fold operands for -Wsign-compare warnings unless
14977 (c_objc_common_truthvalue_conversion): Handle results folded to
14978 integer constants that are not integer constant expressions.
14979 * doc/extend.texi: Document when typeof operands are evaluated,
14980 that condition of __builtin_choose_expr is an integer constant
14981 expression, and more about use of __builtin_constant_p in
14984 2009-03-29 Richard Guenther <rguenther@suse.de>
14986 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
14987 propagate addresses of array references.
14989 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
14991 * regmove.c (perhaps_ends_bb_p): Remove.
14992 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
14993 from INSN and check that the main loop stays within that basic block.
14994 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
14995 (regmove_forward_pass): Split out from regmove_optimize. Use
14996 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
14997 (regmove_backward_pass): Split out from regmove_optimize. Use
14998 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
14999 (regmove_optimize): Simplify.
15001 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
15004 * config/i386/i386.c (classify_argument): Ignore flexible array
15005 member in struct and warn ABI change.
15007 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
15009 * config/i386/i386-protos.h (ix86_agi_dependent): New.
15011 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
15012 (ix86_adjust_cost): Updated.
15014 2009-03-29 Jan Hubicka <jh@suse.cz>
15016 PR middle-end/28850
15017 * tree-pass.h (pass_cleanup_eh): New function.
15018 (remove_unreachable_regions): Break code handling RTL
15019 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
15020 that can not be reached by runtime.
15021 (can_be_reached_by_runtime): New function.
15022 (label_to_region_map): New function.
15023 (num_eh_regions): New function.
15024 (rtl_remove_unreachable_regions): New function.
15025 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
15026 (remove_eh_region): New function.
15027 * except.h: Include sbitmap and vecprim.
15028 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
15029 num_eh_regions): Declare.
15030 * passes.c (init_optimization_passes): Schedule cleanup_eh.
15031 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
15032 * tree-eh.c (tree_remove_unreachable_handlers): New function.
15033 (tree_empty_eh_handler_p): New function.
15034 (cleanup_empty_eh): New function.
15035 (cleanup_eh): New function.
15036 (pass_cleanup_eh): New function.
15038 2009-03-29 Jan Hubicka <jh@suse.cz>
15040 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
15041 for removed regions.
15043 2009-03-29 Jan Hubicka <jh@suse.cz>
15045 * except.c (dump_eh_tree): Dump all datastructures.
15047 2009-03-29 Jan Hubicka <jh@suse.cz>
15049 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
15050 (duplicate_eh_regions_1): Likewise.
15051 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
15052 vector; call EH verification.
15053 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
15054 Be ready for region being removed.
15056 2009-03-29 Jan Hubicka <jh@suse.cz>
15058 * bitmap.c (bitmap_last_set_bit): New function.
15059 * bitmap.h (bitmap_last_set_bit): Declare.
15061 2009-03-29 David Ayers <ayers@fsfe.org>
15064 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
15065 by calling objc_compare_types and surpress warnings about
15066 incompatible C pointers that are compatible ObjC pointers.
15068 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
15070 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
15071 call initialize_inline_failed.
15072 (initialize_inline_failed): Move it from here ...
15073 * cgraph.c (initialize_inline_failed): ... to here.
15074 (cgraph_create_edge): Call initialize_inline_failed rather than
15075 setting inline_failed directly.
15077 2009-03-29 Ben Elliston <bje@au.ibm.com>
15080 * sysv4.opt (msdata): Improve comment.
15081 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
15082 * sysv4.h (SVR4_ASM_SPEC): Likewise.
15084 2009-03-29 Ben Elliston <bje@au.ibm.com>
15087 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
15088 load and store attributes.
15090 2009-03-29 Ben Elliston <bje@au.ibm.com>
15092 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
15093 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
15094 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
15095 * doc/extend.texi (X86 Built-in Functions): Add index entries for
15096 __builtin_infq and __builtin_huge_valq.
15098 2009-03-28 Anatoly Sokolov <aesok@post.ru>
15100 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
15102 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
15103 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
15105 2009-03-28 Xinliang David Li <davidxl@google.com>
15107 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
15108 (do_dbg_cnt): New function.
15110 2009-03-28 Jan Hubicka <jh@suse.cz>
15112 Merge from pretty-ipa:
15114 2009-03-27 Jan Hubicka <jh@suse.cz>
15116 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
15117 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
15118 * passes.c (function_called_by_processed_nodes_p): New.
15119 * ipa-pure-const.c (check_call): Fix handling of operands.
15120 (analyze_function): Dump debug output for skipped bodies.
15121 (local_pure_const): Use function_called_by_processed_nodes_p.
15122 * dwarf2out.c (reference_to_unused): Use output.
15123 * passes.c (do_per_function_toporder): Likewise.
15125 2008-11-12 Jan Hubicka <jh@suse.cz>
15127 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
15128 * ipa-pure-const.c (funct_state_d): Add can throw field; make
15129 state_set_in_source enum
15130 (check_decl): Ignore memory tags; do not set fake looping flags;
15132 (check_operand, check_tree, check_rhs_var, check_lhs_var,
15133 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
15134 (check_call, analyze_function): Rewrite.
15136 (add_new_function): Update call of analyze_function.
15137 (generate_summary): Add call of analyze_function.
15138 (propagate): Propagate can_throw; handle state_set_in_source correctly.
15139 (local_pure_const): New function.
15140 (pass_local_pure_const): New pass.
15141 * ipa-inline.c (inline_transform): Set after_inlining.
15142 * tree-eh.c (stmt_can_throw_external): New.
15143 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
15144 work with aliasing built.
15145 * tree-flow.h (stmt_can_throw_external): New.
15146 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
15147 and local pure/const pass in early and late optimization queue.
15149 2009-03-28 Martin Jambor <mjambor@suse.cz>
15151 * fold-const.c (get_pointer_modulus_and_residue): New parameter
15153 (fold_binary): Allow function decl aligment consideration is the
15154 second argument is integer constant one.
15155 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
15156 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
15157 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
15159 2009-03-28 Jan Hubicka <jh@suse.cz>
15161 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
15162 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
15163 * function.h (rtl_data): Add nothrow flag.
15164 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
15165 set DECL_NOTHROW for AVAILABLE functions.
15167 2009-03-28 Jakub Jelinek <jakub@redhat.com>
15169 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
15170 following vector keyword has expansion starting with pixel or bool
15171 keyword, expand vector to __vector and pixel or bool to __pixel or
15175 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
15176 warn_if_disallowed_function_p): Removed.
15177 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
15178 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
15179 warning_if_disallowed_function_p.
15180 * flags.h (warn_if_disallowed_function_p,
15181 warn_disallowed_functions): Removed.
15182 * common.opt (Wdisallowed-function-list=): Removed.
15183 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
15185 2009-03-28 Richard Guenther <rguenther@suse.de>
15187 PR tree-optimization/38723
15188 * tree-ssa-pre.c (compute_avail): Add all default definitions to
15191 2009-03-28 Jan Hubicka <jh@suse.cz>
15193 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
15194 test introduced by my previous patch.
15196 2009-03-28 Richard Guenther <rguenther@suse.de>
15198 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
15199 the PHIs value undefined.
15201 2009-03-28 Jan Hubicka <jh@suse.cz>
15203 * tree-pass.h (pass_fixup_cfg): New pass.
15204 * ipa-inline.c (inline_transform): Set
15205 always_inline_functions_inlined/after_inlining.
15206 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
15207 (pass_fixup_cfg): New pass.
15208 * passes.c (init_optimization_passes): Add fixup_cfg.
15210 2009-03-28 Richard Guenther <rguenther@suse.de>
15212 PR tree-optimization/38458
15213 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
15214 argument use the arguments copy-of value.
15216 2009-03-28 Richard Guenther <rguenther@suse.de>
15218 PR tree-optimization/38180
15219 * tree-ssa-ccp.c (get_default_value): Simplify.
15220 (likely_value): Likewise.
15221 (surely_varying_stmt_p): Properly handle VOP case.
15222 (ccp_initialize): Likewise.
15223 (ccp_fold): Handle propagating through *&.
15224 (fold_const_aggregate_ref): Also handle decls.
15226 2009-03-28 Jan Hubicka <jh@suse.cz>
15228 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
15229 * cgraph.h (cgraph_node): Likewise.
15230 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
15231 (cgraph_reset_node): Use process flag.
15232 (cgraph_mark_functions_to_output): Likewise.
15233 (cgraph_expand_function): Likewise.
15234 (cgraph_expand_all_functions): Likewise.
15235 (cgraph_output_in_order): Likewise.
15236 * dwarf2out.c (reference_to_unused): Likewise.
15237 * passes.c do_per_function_toporder): Likewise.
15239 2009-03-28 Jan Hubicka <jh@suse.cz>
15241 Bring from lto-branch:
15243 2008-09-03 Doug Kwan <dougkwan@google.com>
15245 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
15246 enums instead of reason strings.
15247 * cgraph.c (cgraph_create_edge): Same.
15248 (cgraph_inline_failed_string): New function.
15249 * cgraph.h (cgraph_inline_failed_t): New enum type.
15250 (cgraph_inline_failed_string): New prototype.
15251 (struct cgraph_edge): Change type of INLINED_FAILED from constant
15252 char pointer to cgraph_inline_failed_t.
15253 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
15254 (cgraph_default_inline_p): Ditto.
15255 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
15256 to cgraph_inline_failed_t pointer.
15257 * cif-code.def: New file.
15258 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
15260 (cgraph_check_inline_limits): Change type of REASON to pointer to
15261 cgraph_inline_failed_t. Replace reason strings with enums.
15262 (cgraph_default_inline_p): Ditto.
15263 (cgraph_recursive_inlining_p): Ditto.
15264 (update_caller_keys): Change type of FAILED_REASON to
15265 cgraph_inline_failed_t.
15266 (cgraph_set_inline_failed): Change type of REASON to pointer to
15267 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
15268 convert enums to strings for text output.
15269 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
15270 to be of type cgraph_inline_failed_t. Replace reason strings with
15271 enums. Call cgraph_inline_failed_string to covert enums
15272 to strings for text output.
15273 (cgraph_decide_inlining): Replace reason strings with enums.
15274 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
15275 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
15277 * tree-inline.c (expand_call_inline): Change type of REASON
15278 to cgraph_inline_failed_t. Replace reason strings with enums.
15279 Call cgraph_inline_failed_string for text output.
15280 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
15283 2009-03-28 Jan Hubicka <jh@suse.cz>
15285 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
15286 cgraph_clone_node): Remove master clone handling.
15287 (cgraph_is_master_clone, cgraph_master_clone): Remove.
15288 * cgraph.h (master_clone): Remove.
15289 (cgraph_is_master_clone, cgraph_master_clone): Remove.
15290 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
15291 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
15293 2009-03-28 Jan Hubicka <jh@suse.cz>
15295 * cgraph.c (cgraph_function_body_availability): Functions declared
15296 inline are always safe to assume that it is not going to be replaced.
15298 2009-03-28 Richard Guenther <rguenther@suse.de>
15300 PR tree-optimization/38513
15301 * tree-ssa-pre.c (eliminate): Remove redundant stores.
15302 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
15303 EXC_PTR_EXPR and FILTER_EXPR.
15304 (get_ref_from_reference_ops): Likewise.
15306 2009-03-28 Richard Guenther <rguenther@suse.de>
15308 PR tree-optimization/38968
15309 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
15310 Use FLOOR_MOD_EXPR to compute misalignment.
15312 2009-03-28 Richard Guenther <rguenther@suse.de>
15314 PR tree-optimization/37795
15315 * tree.h (combine_comparisons): Declare.
15316 * fold-const.c (combine_comparisons): Export.
15317 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
15319 (ifcombine_iforif): Use combine_comparisons.
15321 2009-03-28 Jan Hubicka <jh@suse.cz>
15323 * tree-eh.c (inlinable_call_p): New function.
15324 (make_eh_edges): Use it.
15325 (verify_eh_edges): Use it.
15326 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
15327 * except.c (reachable_next_level): Add inlinable_function argument
15328 (sjlj_find_directly_reachable_regions): Update.
15329 (add_reachable_handler): Do not set saw_any_handlers.
15330 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
15331 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
15332 Add new inlinable call parameter.
15333 (can_throw_internal, can_throw_external): Update.
15334 * except.h (can_throw_internal_1, can_throw_external_1,
15335 foreach_reachable_handler): Update declaration.
15337 2009-03-28 Joseph Myers <joseph@codesourcery.com>
15339 * config/arm/t-arm-coff, config/h8300/coff.h,
15340 config/i386/i386-aout.h, config/i386/i386-coff.h,
15341 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
15342 config/pdp11/2bsd.h, config/rs6000/aix41.h,
15343 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
15344 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
15345 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
15346 sys-types.h: Remove.
15347 * Makefile.in: Remove protoize and fixproto support and references
15349 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
15350 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
15352 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
15353 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
15354 unprotoize$(exeext).
15355 (rest.encap): Don't depend on $(STMP_FIXPROTO)
15356 (.PHONY): Don't depend on proto.
15357 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
15358 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
15359 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
15360 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
15361 build/gen-protos.o, build/scan.o, xsys-protos.h,
15362 build/fix-header$(build_exeext), build/fix-header.o,
15363 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
15364 stmp-install-fixproto): Remove.
15365 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
15366 SYSCALLS.c or fixproto files.
15367 (install-common): Don't install protoize.
15368 (install-headers-tar, install-headers-cpio, install-headers-cp):
15369 Don't depend on $(STMP_FIXPROTO).
15370 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
15371 install fixproto files or write out fixproto settings.
15372 (uninstall): Don't uninstall protoize.
15373 * config.gcc (use_fixproto): Remove.
15374 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
15375 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
15376 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
15377 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
15378 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
15379 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
15380 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
15381 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
15382 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
15383 * config/t-vxworks (STMP_FIXPROTO): Remove.
15384 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
15385 STMP_FIXPROTO): Remove.
15386 * config.in, configure: Regenerate.
15387 * crtstuff.c (gid_t, uid_t): Don't undefine.
15388 * doc/install.texi: Change m68k-coff to m68k-elf in example.
15389 (arm-*-coff, arm-*-aout: Remove target entries.
15390 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
15391 Remove mention of AIX 4.1.
15392 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
15393 * doc/invoke.texi (Running Protoize): Remove.
15394 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
15395 (Protoize Caveats): Remove.
15396 * tsystem.h: Update comments on headers assumed to exist.
15398 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
15400 * genautomata.c: Add a new year to the copyright. Add a new
15402 (struct insn_reserv_decl): Add comments for member bypass_list.
15403 (find_bypass): Remove.
15404 (insert_bypass): New.
15405 (process_decls): Use insert_bypass.
15406 (output_internal_insn_latency_func): Output all bypasses with the
15407 same input insn in one switch case.
15409 * rtl.def (define_bypass): Describe bypass choice.
15410 * doc/md.texi (define_bypass): Ditto.
15412 2009-03-27 Richard Guenther <rguenther@suse.de>
15414 * gimplify.c (mark_addressable): Export.
15415 * tree-flow.h (mark_addressable): Declare.
15416 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
15417 * tree-ssa.c (verify_phi_args): Verify that address taken
15418 variables have TREE_ADDRESSABLE set.
15420 2009-03-27 Richard Guenther <rguenther@suse.de>
15422 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
15423 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
15424 Do not mark decls TREE_ADDRESSABLE.
15425 (build_fold_addr_expr): Adjust.
15426 (fold_addr_expr): Remove.
15427 (fold_unary): Use build_fold_addr_expr.
15428 (fold_comparison): Likewise.
15429 (split_address_to_core_and_offset): Likewise.
15430 * coverage.c (tree_coverage_counter_addr): Mark the array decl
15432 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
15433 (gimplify_modify_expr_to_memcpy): Mark source and destination
15435 * omp-low.c (create_omp_child_function): Mark the object decl
15437 (lower_rec_input_clauses): Mark the var we take the address of
15439 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
15441 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15443 PR middle-end/39315
15444 * cfgexpand.c (expand_one_stack_var_at): Change alignment
15445 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
15447 2009-03-27 Richard Guenther <rguenther@suse.de>
15449 PR tree-optimization/39120
15450 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
15452 (handle_lhs_call): Process return constraints. Add escape
15453 constraints if necessary.
15454 (handle_const_call): Fill out return constraints. Make nested
15455 case more precise. Avoid consttmp if possible.
15456 (handle_pure_call): Fill out return constraints. Avoid
15457 callused if possible.
15458 (find_func_aliases): Simplify call handling.
15460 2009-03-27 Richard Guenther <rguenther@suse.de>
15462 PR tree-optimization/39120
15463 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
15464 as a representative.
15465 (solve_graph): Do propagate CALLUSED.
15466 (handle_pure_call): Use a scalar constraint from CALLUSED for
15468 (find_what_p_points_to): CALLUSED shall not appear in poins-to
15471 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15474 * c-common.c (handle_aligned_attribute): Properly check alignment
15475 overflow. Use (1U << i) instead of (1 << i).
15477 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
15479 * expr.h (get_mem_align_offset): Updated.
15481 * tree.h (tree_decl_common): Change align to "unsigned int" and
15482 move it before pointer_alias_set.
15484 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15485 Jakub Jelinek <jakub@redhat.com>
15488 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
15489 gr_register_operand with gr_reg_or_0_operand.
15490 (cmpxchg_rel_di): Likewise.
15491 (sync_lock_test_and_set<mode>): Likewise.
15493 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15495 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
15496 (true_regnum): Likewise.
15498 * rtlanal.c (subreg_info): Moved to ...
15499 * rtl.h (subreg_info): Here. New.
15500 (subreg_get_info): New.
15502 * rtlanal.c (subreg_get_info): Make it extern.
15504 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15507 * config/i386/i386.c (ix86_abi): New.
15508 (override_options): Handle -mabi=.
15509 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
15510 (ix86_call_abi_override): Likewise.
15511 (init_cumulative_args): Likewise.
15512 (function_arg_advance): Likewise.
15513 (function_arg_64): Likewise.
15514 (function_arg): Likewise.
15515 (ix86_pass_by_reference): Likewise.
15516 (ix86_function_value_regno_p): Likewise.
15517 (ix86_build_builtin_va_list_abi): Likewise.
15518 (setup_incoming_varargs_64): Likewise.
15519 (is_va_list_char_pointer): Likewise.
15520 (ix86_init_machine_status): Likewise.
15521 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
15522 (ix86_function_type_abi): Return enum calling_abi. Rewrite
15523 for 64bit. Replace DEFAULT_ABI with ix86_abi.
15524 (ix86_function_abi): Make it static and return enum calling_abi.
15525 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
15527 (ix86_fn_abi_va_list): Updated.
15529 * config/i386/i386.h (ix86_abi): New.
15530 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
15531 (CONDITIONAL_REGISTER_USAGE): Likewise.
15532 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
15533 (machine_function): Likewise.
15535 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
15537 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
15538 (STACK_BOUNDARY): Likewise.
15539 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
15541 * config/i386/i386.opt (mabi=): New.
15543 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
15544 return enum calling_abi.
15545 (ix86_function_type_abi): Likewise.
15546 (ix86_function_abi): Removed.
15548 * doc/invoke.texi: Document -mabi= option for x86.
15550 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15552 * builtins.c (real_dconstp): Delete.
15553 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
15555 2009-03-27 Dodji Seketeli <dodji@redhat.com>
15556 Jakub Jelinek <jakub@redhat.com>
15559 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
15560 (gen_subprogram_die): When a function is explicit, generate the
15561 DW_AT_explicit attribute.
15562 * langhooks.h (struct lang_hooks_for_decls): Add
15563 function_decl_explicit_p langhook.
15564 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
15565 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
15567 2009-03-27 Jakub Jelinek <jakub@redhat.com>
15569 * builtins.c (fold_builtin_memory_op): Optimize memmove
15570 into memcpy if we can prove source and destination don't overlap.
15572 * tree-inline.c: Include gt-tree-inline.h.
15573 (clone_fn_id_num): New variable.
15574 (clone_function_name): New function.
15575 (tree_function_versioning): Use it.
15576 * Makefile.in (GTFILES): Add tree-inline.c.
15578 2009-03-27 Mark Mitchell <mark@codesourcery.com>
15580 * BASE-VER: Change to 4.5.0.
15582 2009-03-27 Xinliang David Li <davidxl@google.com>
15584 PR tree-optimization/39557
15585 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
15587 2009-03-27 Xinliang David Li <davidxl@google.com>
15589 PR tree-optimization/39548
15590 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
15593 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15595 * c-common.c (pointer_int_sum): Use %wd on return from
15598 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15600 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
15601 on return from tree_low_cst.
15603 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
15606 * ginclude/stdarg.h (va_copy): Define also for
15607 __GXX_EXPERIMENTAL_CXX0X__.
15609 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15612 * builtins.h (c_strlen): Do not warn here.
15613 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
15614 * c-common.c (pointer_int_sum): Take an explicit location.
15615 Warn about offsets out of bounds.
15616 * c-common.h (pointer_int_sum): Adjust declaration.
15618 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15620 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
15623 2009-03-26 Jakub Jelinek <jakub@redhat.com>
15626 * opts.c (warn_if_disallowed_function_p): Don't assume
15627 get_callee_fndecl must return non-NULL.
15629 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
15631 PR rtl-optimization/39522
15632 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
15633 when reg_reloaded_valid is set.
15635 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15637 * config/spu/divv2df3.c: New file.
15638 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
15639 (DPBIT_FUNCS): Filter out _div_df.
15641 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
15643 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
15644 a jump insn, count that jump in the distance to the loop start.
15646 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
15649 * config/sh/sh.c (calc_live_regs): Fix condition for global
15650 registers except PIC_OFFSET_TABLE_REGNUM.
15652 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
15655 * doc/invoke.texi (-mconsole): New.
15657 (-mno-cygwin): New.
15659 (-mnop-fun-dllimport): New.
15663 (sub section "i386 and x86-64 Windows Options"): New.
15665 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
15667 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
15668 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
15670 2009-03-25 Richard Guenther <rguenther@suse.de>
15672 PR middle-end/39497
15673 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
15676 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
15678 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
15679 neither of haifa/selective schedulers are working.
15681 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15683 * doc/invoke.texi (Debugging Options): Fix description of
15684 -fno-merge-debug-strings.
15686 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
15688 * config/cris/libgcc.ver: New version-script.
15689 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
15691 * configure.ac <GAS features, nop mnemonic>: Add pattern
15692 crisv32-*-* for "nop".
15693 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
15694 * configure: Regenerate.
15696 2009-03-24 Ira Rosen <irar@il.ibm.com>
15698 PR tree-optimization/39529
15699 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
15700 mark_sym_for_renaming for the tag copied to the new vector
15703 2009-03-24 Arthur Loiret <aloiret@debian.org>
15705 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
15706 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
15707 EXTRA_SPEC_FUNCTIONS.
15708 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
15709 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
15710 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
15711 -march and -mtune options.
15713 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
15715 * config/m68k/t-rtems: Add m5329 multilib.
15717 2009-03-24 Dodji Seketeli <dodji@redhat.com>
15718 Jakub Jelinek <jakub@redhat.com>
15721 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
15724 2009-03-23 Jakub Jelinek <jakub@redhat.com>
15727 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
15728 instead of c_parser_expression_conv, if original_code isn't one of the
15729 4 allowed comparison codes, fail.
15731 2009-03-23 Richard Guenther <rguenther@suse.de>
15733 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
15734 * tree.h (struct tree_type): Likewise.
15735 * reload.h (struct insn_chain): Likewise.
15736 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
15737 * function.h (struct function): Likewise.
15738 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
15740 2009-03-23 Jakub Jelinek <jakub@redhat.com>
15742 PR tree-optimization/39516
15743 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
15745 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
15747 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
15748 should be set true if BITS_PER_WORD of target is bigger than 32
15750 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
15752 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
15753 Translate -B-options to -rpath-link. Correct existing
15754 rpath-link and conditionalize on !nostdlib.
15756 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15758 * doc/extend.texi (Function Attributes, Variable Attributes):
15760 * doc/invoke.texi (Debugging Options, Optimize Options)
15761 (i386 and x86-64 Options, MCore Options): Likewise.
15763 2009-03-20 Jakub Jelinek <jakub@redhat.com>
15766 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
15767 it for block local namespace aliases.
15768 (gen_decl_die): Pass context_die to gen_namespace_die.
15770 2009-03-19 Jakub Jelinek <jakub@redhat.com>
15773 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
15774 minimum or maximum value.
15776 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
15778 * reginfo.c (globalize_reg): Recompute derived reg sets.
15780 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
15783 * libgcc2.c (mprotect): Do not use signed arguments for
15784 VirtualProtect, use DWORD arguments. Also fix the 'may
15785 be used uninitialized' warning for the np variable.
15787 2009-03-19 Jakub Jelinek <jakub@redhat.com>
15790 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
15791 functions using regparm calling conventions when not optimizing.
15792 (ix86_function_sseregparm): Similarly for sseregparm calling
15795 2009-03-19 Li Feng <nemokingdom@gmail.com>
15797 PR middle-end/39500
15798 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
15799 dependence if the first conflict is after niter iterations.
15801 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
15803 PR middle-end/38609
15804 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
15805 functions with dynamic stack-pointer adjustments.
15807 2009-03-19 Ben Elliston <bje@au.ibm.com>
15809 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
15810 option; change to -msdata=data.
15812 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15814 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
15817 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
15820 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
15822 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
15824 * doc/invoke.texi (Code Gen Options): Expand discussion of
15827 2009-03-18 Jakub Jelinek <jakub@redhat.com>
15829 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
15830 * matrix-reorg.c (struct matrix_info): Likewise.
15831 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
15832 * rtl.h (struct mem_attrs): Likewise.
15833 * df.h (struct df): Likewise.
15834 * tree-data-ref.h (struct data_dependence_relation): Likewise.
15835 * ira-int.h (struct ira_allocno): Likewise.
15836 * df-scan.c (struct df_collection_rec): Likewise.
15837 * ira.c (struct equivalence): Likewise.
15838 * function.c (struct temp_slot): Likewise.
15839 * cfgloop.h (struct loop): Likewise.
15842 * function.c (use_register_for_decl): When not optimizing, disregard
15843 register keyword for variables with types containing methods.
15845 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
15847 PR middle-end/39447
15848 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
15849 (is_simple_operand): Call contains_component_ref_p before calling data
15850 reference analysis that would fail on COMPONENT_REFs.
15852 * tree-vrp.c (search_for_addr_array): Fix formatting.
15854 2009-03-18 Richard Guenther <rguenther@suse.de>
15856 * tree-vect-transform.c (vect_loop_versioning): Fold the
15857 generated comparisons.
15858 * tree-vectorizer.c (set_prologue_iterations): Likewise.
15859 (slpeel_tree_peel_loop_to_edge): Likewise.
15861 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15863 PR middle-end/37805
15864 * opts.c (print_specific_help): In addition to `undocumented',
15865 accept `separate' and `joined' flags if passed alone. Describe
15866 output by the first matched one of those.
15867 (common_handle_option): Skip over empty strings.
15868 * gcc.c (display_help): Fix help string for `--help='.
15869 * doc/invoke.texi (Option Summary, Overall Options): With
15870 `--help=', classes and qualifiers can both be repeated, but
15871 only the latter can be negated. One should not pass only
15872 negated qualifiers. Fix markup and examples.
15875 2008-10-14 Jakub Jelinek <jakub@redhat.com>
15876 PR middle-end/37805
15877 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
15878 and -fhelp=separate.
15880 2009-03-17 Jing Yu <jingyu@google.com>
15882 PR middle-end/39378
15883 * function.h (struct rtl_data): Move is_thunk from here...
15884 (struct function): ...to here.
15885 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
15886 * varasm.c (assemble_start_function): Change is_thunk from crtl to
15888 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
15890 (alpha_does_function_need_gp, alpha_start_function): Likewise.
15891 (alpha_output_function_end_prologue): Likewise.
15892 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
15893 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
15894 (rs6000_output_function_epilogue): Likewise.
15895 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
15897 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
15900 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
15901 from different units in a single alternative.
15902 (*truncdfsf_i387): Ditto.
15903 (*truncxfsf2_mixed): Ditto.
15904 (*truncxfdf2_mixed): Ditto.
15906 2009-03-17 Jakub Jelinek <jakub@redhat.com>
15908 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
15909 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
15912 * tree-ssa-live.c (remove_unused_locals): Don't remove local
15913 unused non-artificial variables when not optimizing.
15916 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
15917 DW_TAG_imported_module even if decl is IMPORTED_DECL with
15918 NAMESPACE_DECL in its DECL_INITIAL.
15920 PR middle-end/39443
15921 * optabs.c (set_user_assembler_libfunc): New function.
15922 * expr.h (set_user_assembler_libfunc): New prototype.
15923 * c-common.c: Include libfuncs.h.
15924 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
15925 for memcmp, memset, memcpy, memmove and abort.
15926 * Makefile.in (c-common.o): Depend on libfuncs.h.
15929 * dwarf2out.c (gen_inlined_enumeration_type_die,
15930 gen_inlined_structure_type_die, gen_inlined_union_type_die,
15931 gen_tagged_type_instantiation_die): Removed.
15932 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
15935 2009-03-17 Janis Johnson <janis187@us.ibm.com>
15938 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
15940 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
15941 (check-parallel-%): Ditto.
15942 (check-consistency): Ditto.
15944 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
15946 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
15947 local variable rhs by NULL_TREE.
15949 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
15952 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
15954 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
15957 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
15959 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
15962 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
15963 for ms->sysv ABI calls only in 64bit mode.
15965 * config/i386/i386.md (untyped_call): Support 32bit.
15967 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
15969 * doc/extend.texi: Replace x86_65 with x86_64.
15971 2009-03-16 Jakub Jelinek <jakub@redhat.com>
15973 PR tree-optimization/39455
15974 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
15975 mismatches for POINTER_TYPE_P (type).
15976 (number_of_iterations_le): Likewise.
15978 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
15980 * config/picochip/picochip.c: Removed profiling support.
15981 * config/picochip/picochip.md: Removed profiling instruction.
15982 * config/picochip/picochip.h: Removed profiling builtin.
15984 2009-03-16 Joseph Myers <joseph@codesourcery.com>
15986 * doc/install.texi (--with-host-libstdcxx): Document.
15988 2009-03-14 Anatoly Sokolov <aesok@post.ru>
15991 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
15992 generate a warning if the function name does not begin with
15993 "__vector" and the function has either the 'signal' or 'interrupt'
15994 attribute, from here to ...
15995 (avr_declare_function_name): ...here. New function.
15996 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
15997 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
15999 2009-03-14 Jakub Jelinek <jakub@redhat.com>
16002 * cse.c (fold_rtx): Don't modify original const_arg1 when
16003 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
16004 separate variable instead.
16005 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
16006 from out of range shift counts.
16007 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
16009 2009-03-13 Catherine Moore <clm@codesourcery.com>
16011 * config/i386/x-mingw32 (host-mingw32.o): Replace
16012 diagnostic.h with $(DIAGNOSTIC_H).
16014 2009-03-12 Jakub Jelinek <jakub@redhat.com>
16017 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
16019 * config/i386/sync.md (sync_compare_and_swap<mode>,
16020 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
16021 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
16023 (sync_double_compare_and_swapdi_pic,
16024 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
16025 cmpxchg8b_pic_memory_operand instead of just memory_operand.
16027 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16030 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
16032 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16035 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
16036 (avx_addsubv4df3): Likewise.
16037 (*avx_addsubv4sf3): Likewise.
16038 (sse3_addsubv4sf3): Likewise.
16040 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16043 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
16045 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
16048 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
16049 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
16050 registers for allocnos created from user-defined variables.
16052 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16055 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
16056 of non-integer mode as well.
16058 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
16060 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
16061 for functions for which the parameter types are unknown.
16063 2009-03-11 Jakub Jelinek <jakub@redhat.com>
16066 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
16067 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
16068 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
16069 * config/i386/i386.c (ix86_local_alignment): For
16070 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
16071 long long variables on the stack to avoid dynamic realignment.
16072 Allow the first argument to be a decl rather than type.
16073 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
16075 2009-03-11 Nick Clifton <nickc@redhat.com>
16078 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
16080 Add description to mno-lsim option.
16081 * config/mcore/mcore.h: Remove comment about deprecated m4align
16083 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
16084 * doc/invoke.texi: Add description of mno-lsim and
16085 mstack-increment options.
16087 * config/fr30/fr30.opt: Document the -mno-lsim option.
16088 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
16089 and -mno-lsim options.
16091 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16093 * fold-const.c (fold_comparison): Only call fold_inf_compare
16094 if the mode supports infinities.
16096 2009-03-11 Jason Merrill <jason@redhat.com>
16099 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
16100 end already did. Notice GIMPLE_CALL modifications of the result.
16101 Don't copy debug information from an ignored decl or a decl from
16104 2009-03-10 Richard Guenther <rguenther@suse.de>
16105 Nathan Froyd <froydnj@codesourcery.com>
16107 PR middle-end/37850
16108 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
16109 (__divMODE3): Likewise.
16111 2009-03-09 Jakub Jelinek <jakub@redhat.com>
16113 PR tree-optimization/39394
16114 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
16115 DECL_SIZE_UNIT of variable length FIELD_DECLs.
16117 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16119 * recog.c (verfiy_changes): Disallow renaming of hard regs in
16120 inline asms for register asm ("") declarations.
16122 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
16124 * fold-const.c (fold_unary): Fix comment.
16126 2009-03-07 Jan Hubicka <jh@suse.cz>
16129 * tree-inline.c (setup_one_parameter): Do replacement of const
16130 argument by constant in SSA form.
16132 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16134 PR middle-end/38028
16135 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
16136 determine alignment passed to assign_stack_local.
16137 (assign_parms_unsplit_complex): Likewise.
16138 * except.c (sjlj_build_landing_pads): Likewise.
16140 2009-03-06 Jakub Jelinek <jakub@redhat.com>
16142 PR middle-end/39360
16143 * tree-flow.h (add_referenced_var): Return bool instead of void.
16144 * tree-dfa.c (add_referenced_var): Return result of
16145 referenced_var_check_and_insert call.
16146 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
16147 of referenced_var_check_and_insert.
16150 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
16151 (gen_variable_die): Emit DW_AT_location on abstract static variable's
16152 DIE, don't emit it if abstract origin already has it.
16153 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
16154 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
16156 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
16158 * genpreds.c (needs_variable): Fix parentheses at variable name
16160 (write_tm_constrs_h): Indent generated code.
16162 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16164 * doc/extend.texi (Function Attributes): Add documentation
16165 for isr attributes.
16167 2009-03-06 Jakub Jelinek <jakub@redhat.com>
16170 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
16171 take locus from its DECL_SOURCE_LOCATION instead of input_location.
16173 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
16175 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
16178 2009-03-05 Jakub Jelinek <jakub@redhat.com>
16181 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
16182 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
16184 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
16186 * config/i386/i386.md (R8_REG, R9_REG): New constants.
16187 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
16188 constants instead of magic numbers.
16189 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
16191 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
16192 (x86_64_ms_abi_int_parameter_registers): Ditto.
16193 (x86_64_int_return_registers): Ditto.
16194 (ix86_maybe_switch_abi): Ditto.
16195 (ix86_expand_call): Ditto for clobbered_registers array.
16196 (ix86_hard_regno_mode_ok): Ditto.
16197 (x86_extended_QIreg_mentioned_p): Ditto.
16199 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
16201 PR tree-optimization/39349
16202 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
16204 * combine.c (gen_lowpart_for_combine): Use omode when generating
16207 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
16209 PR rtl-optimization/39235
16210 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
16212 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
16214 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
16216 2009-03-04 Richard Guenther <rguenther@suse.de>
16218 PR tree-optimization/39362
16219 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
16220 that occur in abnormal PHIs should be varying.
16222 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
16224 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
16226 (simple_iv): Take loop as an argument instead of statement.
16227 * tree-scalar-evolution.h (simple_iv): Declaration changed.
16228 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
16230 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
16232 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
16233 * matrix-reorg.c (analyze_transpose): Ditto.
16234 * tree-data-ref.c (dr_analyze_innermost): Ditto.
16235 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
16236 * tree-predcom.c (ref_at_iteration): Ditto.
16237 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
16239 2009-03-04 Richard Guenther <rguenther@suse.de>
16241 PR tree-optimization/39358
16242 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
16243 escaped_id and callused_id.
16244 (solve_graph): Likewise.
16246 2009-03-04 Richard Guenther <rguenther@suse.de>
16248 PR tree-optimization/39339
16249 * tree-sra.c (try_instantiate_multiple_fields): Make it
16250 no longer ICE on the above.
16252 2009-03-03 Joseph Myers <joseph@codesourcery.com>
16254 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
16255 that fits within Pmode.
16257 2009-03-03 Steve Ellcey <sje@cup.hp.com>
16259 PR middle-end/10109
16260 * tm.texi (LIBCALL_VALUE): Update description.
16262 2009-03-03 Steve Ellcey <sje@cup.hp.com>
16264 PR middle-end/34443
16265 * doc/extend.texi (section): Update description.
16267 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
16269 PR middle-end/39345
16270 * tree-inline.c (remapped_type): New.
16271 (can_be_nonlocal): Call remapped_type instead of remap_type.
16273 2009-03-03 Jakub Jelinek <jakub@redhat.com>
16276 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
16277 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
16279 2009-03-03 Richard Guenther <rguenther@suse.de>
16281 PR middle-end/39272
16282 * tree.c (tree_nonartificial_location): New function.
16283 * tree.h (tree_nonartificial_location): Declare.
16284 * builtins.c (expand_builtin_memory_chk): Provide location
16285 of the call location for artificial function pieces.
16286 (maybe_emit_chk_warning): Likewise.
16287 (maybe_emit_sprintf_chk_warning): Likewise.
16288 (maybe_emit_free_warning): Likewise.
16289 * expr.c (expand_expr_real_1): Likewise.
16291 2009-03-03 Jakub Jelinek <jakub@redhat.com>
16293 PR tree-optimization/39343
16294 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
16295 COMPONENT_REF t has ARRAY_TYPE.
16297 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
16299 PR middle-end/39335
16300 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
16301 when the type precision of the induction variable should be
16302 larger than the type precision of nit.
16303 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
16304 * graphite.c (graphite_loop_normal_form): Same.
16305 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
16307 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
16309 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
16310 (*call_1_rex64_ms_sysv): Use named constants instead of magic
16311 numbers to describe clobbered registers.
16312 (*call_value_0_rex64_ms_sysv): Ditto.
16313 * config/i386/mmx.md (mmx_emms): Ditto.
16314 (mmx_femms): Ditto.
16316 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
16318 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
16321 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16323 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
16324 (spu_section_type_flags): New function.
16326 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
16328 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
16329 reg_class_contents of FLOAT_REGS into a temporary.
16331 2009-03-02 Richard Guenther <rguenther@suse.de>
16332 Ira Rosen <irar@il.ibm.com>
16334 PR tree-optimization/39318
16335 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
16336 information to the vectorized statement.
16338 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
16340 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
16341 variable. Use defined names instead of magic constants for REX SSE
16344 2009-03-01 Richard Guenther <rguenther@suse.de>
16346 PR tree-optimization/39331
16347 * omp-low.c (lower_send_shared_vars): Do not receive new
16348 values for the reference of DECL_BY_REFERENCE parms or results.
16350 2009-03-01 Jan Hubicka <jh@suse.cz>
16353 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
16354 BLOCK_NONLOCALIZED_VAR): New macros.
16355 (tree_block): Add nonlocalized_vars.
16356 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
16357 gen_decl_die): Add origin argument. Allow generation of die with
16358 origin at hand only.
16359 (gen_member_die, gen_type_die_with_usage, force_decl_die,
16360 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
16362 (gen_block_die): Fix checking for unused blocks.
16363 (process_scope_var): Break out from .... ; work with origins only.
16364 (decls_for_scope) ... here; process nonlocalized list.
16365 (dwarf2out_ignore_block): Look for nonlocalized vars.
16366 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
16368 (dump_scope_block): Dump them.
16369 * tree-inline.c (remap_decls): Handle nonlocalized vars.
16370 (remap_block): Likewise.
16371 (can_be_nonlocal): New predicate.
16372 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
16374 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16376 * configure: Regenerate.
16378 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16380 * optc-gen.awk: No need to duplicate option flags twice.
16381 Reuse help texts for duplicate options which do not have any.
16383 * gcc.c (display_help): Document --version.
16385 * gcc.c (main): If print_help_list and verbose_flag, ensure
16386 driver output comes before subprocess output.
16388 * optc-gen.awk: Assign all remaining fields to help string,
16389 space-separated, for multi-line help in *.opt.
16391 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
16392 -Wno-pedantic-ms-format is for MinGW targets only.
16394 * doc/options.texi (Option file format): Fix bad indentation,
16395 restoring dropped sentence.
16397 2009-02-28 Jan Hubicka <jh@suse.cz>
16399 * tree-inline.c (tree_function_versioning): Output debug info.
16401 2009-02-28 Jan Hubicka <jh@suse.cz>
16404 * tree-inline.c (setup_one_parameter): Do not copy propagate
16405 arguments when not optimizing.
16407 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
16410 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
16411 (avx_addsubv4df3): Likewise.
16412 (*avx_addsubv4sf3): Likewise.
16413 (sse3_addsubv4sf3): Likewise.
16414 (*avx_addsubv2df3): Likewise.
16415 (sse3_addsubv2df3): Likewise.
16416 (avx_unpckhps256): Correct item selectors.
16417 (avx_unpcklps256): Likewise.
16418 (avx_unpckhpd256): Likewise.
16419 (avx_unpcklpd256): Likewise.
16421 2009-02-28 Jan Hubicka <jh@suse.cz>
16423 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
16425 (copy_arguments_for_versioning): If var is declared don't declare it.
16426 (tree_function_versioning): First setup substitutions and then copy
16429 2009-02-27 Jan Hubicka <jh@suse.cz>
16432 * cgraph.h (varpool_output_debug_info): Remove.
16433 * cgraphunit.c (varpool_output_debug_info): Remove.
16434 * dwarf2out.c (deferred_locations_struct): New struct
16435 (deferred_locations): New type.
16436 (deferred_locations_list): New static var.
16437 (deffer_location): New function.
16438 (gen_variable_die): Use it.
16439 (decls_for_scope): Output info on local static vars.
16440 (dwarf2out_finish): Process deferred locations.
16441 * varpool.c (varpool_output_debug_info): Remove.
16443 2009-02-27 Jan Hubicka <jh@suse.cz>
16446 * tree.h (TREE_PROTECTED): Fix comment.
16447 (BLOCK_HANDLER_BLOCK): Remove.
16448 (struct tree_block): Remove handler_block add body_block.
16449 (inlined_function_outer_scope_p): New.
16450 (is_body_block): Remove.
16451 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
16452 * dwarf2out.c (is_inlined_entry_point): Remove.
16453 (add_high_low_attributes): Use inlined_function_outer_scope_p.
16454 (gen_block_die): Use is_inlined_entry_point check. Remove body block
16456 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
16457 * gimplify.c (gimplify_expr): Gimplify body blocks.
16458 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
16459 block with multiple subblocks.
16460 (dump_scope_block): Prettier output; dump more flags and info.
16461 (dump_scope_blocks): New.
16462 (remove_unused_locals): Use dump_scope_blocks.
16463 * tree-flow.h (dump_scope_blocks): Declare.
16464 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
16465 * stmt.c (is_body_block): Remove.
16466 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
16467 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
16469 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
16471 PR middle-end/39308
16472 * graphite.c (graphite_loop_normal_form): Do not call
16473 number_of_iterations_exit from a gcc_assert.
16475 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16477 * config/s390/s390.c (s390_swap_cmp): Look for conditional
16478 jumps if COND is NULL.
16479 (find_cond_jump): New function.
16480 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
16481 * config/s390/s390.md: Remove z10_cobra attribute value.
16483 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
16485 * config/alpha/alpha.h (alpha_expand_mov): Return false if
16486 force_const_mem returns NULL_RTX.
16488 2009-02-26 Jan Hubicka <jh@suse.cz>
16491 * cgraph.h (varpool_output_debug_info): Remove.
16492 * cgraphunit.c (varpool_output_debug_info): Remove.
16493 * dwarf2out.c (deferred_locations_struct): New struct
16494 (deferred_locations): New type.
16495 (deferred_locations_list): New static var.
16496 (deffer_location): New function.
16497 (gen_variable_die): Use it.
16498 (decls_for_scope): Output info on local static vars.
16499 (dwarf2out_finish): Process deferred locations.
16500 * varpool.c (varpool_output_debug_info): Remove.
16502 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
16504 PR rtl-optimization/39241
16505 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
16506 to subreg_offset_representable_p.
16508 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
16510 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
16511 execute function prototype. Get f and nregs from max_reg_num
16512 and get_insns. Remove the first backward pass as it's dead,
16513 guard the forward pass by flag_expensive_optimizations.
16514 (rest_of_handle_regmove): Delete.
16515 (pass_regmove): Replace it with regmove_optimize.
16517 2009-02-25 Martin Jambor <mjambor@suse.cz>
16519 PR tree-optimization/39259
16520 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
16521 calls_alloca function flags.
16522 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
16523 calls are detected.
16525 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
16527 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
16528 flags_set_1_rtx, flags_set_1_set): Delete.
16529 (regmove_optimize): Do not call mark_flags_life_zones.
16531 2009-02-24 Julian Brown <julian@codesourcery.com>
16534 * config/arm/arm.c (require_pic_register): Only set
16535 cfun->machine->pic_reg once per function.
16537 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
16539 * doc/invoke.texi (Link Options): Document an easier way to pass
16540 options that take arguments to the GNU linker using -Xlinker and -Wl.
16542 2009-02-24 Steve Ellcey <sje@cup.hp.com>
16545 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
16547 2009-02-24 Richard Guenther <rguenther@suse.de>
16550 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
16552 2009-02-24 Richard Guenther <rguenther@suse.de>
16553 Zdenek Dvorak <ook@ucw.cz>
16555 PR tree-optimization/39233
16556 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
16557 from converting them to a generic type.
16559 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
16561 PR tree-optimization/39260
16562 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
16563 contains a condition with a real type.
16564 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
16566 2009-02-23 Jason Merrill <jason@redhat.com>
16569 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
16570 narrowing_initializer_constant_valid_p.
16571 (narrowing_initializer_constant_valid_p): Don't return
16572 null_pointer_node for adding a pointer to itself.
16574 2009-02-23 Jan Hubicka <jh@suse.cz>
16577 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
16580 2009-02-23 Jan Hubicka <jh@suse.cz>
16582 PR tree-optimization/37709
16583 * tree.c (block_ultimate_origin): Move here from dwarf2out.
16584 * tree.h (block_ultimate_origin): Declare.
16585 * dwarf2out.c (block_ultimate_origin): Move to tree.c
16586 * tree-ssa-live.c (remove_unused_scope_block_p):
16587 Eliminate blocks containig no instructions nor live variables nor
16589 (dump_scope_block): New function.
16590 (remove_unused_locals): Enable removal of dead blocks by default;
16591 enable dumping at TDF_DETAILS.
16593 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
16595 * config/i386/i386.c (classify_argument): Don't allow COImode
16597 (function_arg_advance_32): Don't allow OImode.
16598 (function_arg_32): Likewise.
16599 (function_value_32): Likewise.
16600 (return_in_memory_32): Likewise.
16601 (function_arg_64): Remove OImode comment.
16603 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
16606 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
16607 ix86_expand_vector_set for V4DImode in 64bit mode only.
16608 (ix86_expand_vector_init_one_var): Likewise.
16610 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
16612 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
16614 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
16617 * loop-iv.c: Revert last change.
16618 * emit-rtl.c: Likewise.
16620 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
16623 * config/i386/i386.c (type_natural_mode): Remove an extra
16624 space in the warning message.
16625 (function_value_32): Handle 32-byte vector modes.
16626 (return_in_memory_32): Likewise.
16628 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
16630 * loop-iv.c (truncate_value): New function.
16631 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
16633 (lowpart_subreg): Move to...
16634 * emit-rtl.c: ...here.
16636 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
16638 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
16639 accidental and undocumented change at revision 140860.
16641 2009-02-21 Joseph Myers <joseph@codesourcery.com>
16643 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
16644 take gimple_seq * arguments.
16645 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
16646 types_compatible_p langhook.
16648 2009-02-20 Mark Mitchell <mark@codesourcery.com>
16649 Joseph Myers <joseph@codesourcery.com>
16651 * config/arm/arm.c (arm_builtin_va_list): New function.
16652 (arm_expand_builtin_va_start): Likewise.
16653 (arm_gimplify_va_arg_expr): Likewise.
16654 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
16655 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
16656 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
16657 (va_list_type): New variable.
16658 (arm_mangle_type): Mangle va_list_type appropriately.
16660 2009-02-20 Jakub Jelinek <jakub@redhat.com>
16662 PR middle-end/39157
16663 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
16664 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
16665 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
16666 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
16667 parameter to 1000 for -O1 by default.
16668 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
16670 * loop-invariant.c: Include params.h.
16671 (move_loop_invariants): Don't call move_single_loop_invariants on
16674 2009-02-20 Jaka Mocnik <jaka@xlab.si>
16676 * calls.c (emit_library_call_value_1): Use slot_offset instead of
16677 offset when calculating bounds for indexing stack_usage_map. Fixes
16678 a buffer overflow with certain target setups.
16680 2009-02-20 Jakub Jelinek <jakub@redhat.com>
16683 * calls.c (expand_call): Clear try_tail_call if caller and callee
16684 disagree in promotion of function return value.
16686 2009-02-19 Jakub Jelinek <jakub@redhat.com>
16689 * c-common.c (c_determine_visibility): If visibility changed and
16690 DECL_RTL has been already set, call make_decl_rtl to update symbol
16693 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
16696 * varasm.c (assemble_variable): Don't check DECL_NAME when
16697 globalizing a variable.
16699 2009-02-19 Joseph Myers <joseph@codesourcery.com>
16702 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
16703 expression before any __builtin_trap call.
16704 * c-typeck.c (build_function_call): Convert and check function
16705 arguments before generating a call to a trap. Evaluate the
16706 function arguments before the trap.
16708 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
16711 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
16712 (UNSPEC_FXAM_MEM): New unspec.
16713 (fxam<mode>2_i387_with_temp): New insn and split pattern.
16714 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
16715 memory using fxam<mode>2_i387_with_temp to remove excess precision.
16717 2009-02-19 Richard Guenther <rguenther@suse.de>
16719 PR tree-optimization/39207
16720 PR tree-optimization/39074
16721 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
16722 storedanything_tree): New.
16723 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
16724 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
16725 (build_succ_graph): Add edges from STOREDANYTHING to all
16727 (init_base_vars): Initialize STOREDANYTHING.
16728 (compute_points_to_sets): Free substitution info after
16729 building the succ graph.
16730 (ipa_pta_execute): Likewise.
16732 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
16734 (do_ds_constraint): Do not add to special var or non-pointer
16736 (type_could_have_pointers): Split out from ...
16737 (could_have_pointers): ... here. For arrays use the element type.
16738 (create_variable_info_for): Initialize may_have_pointers.
16739 (new_var_info): Likewise.
16740 (handle_lhs_call): Make the HEAP variable unknown-sized.
16741 (intra_create_variable_infos): Use a type with pointers for
16742 PARM_NOALIAS, make it unknown-sized.
16744 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
16747 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
16749 2009-02-18 Jason Merrill <jason@redhat.com>
16752 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
16753 value if DECL_EXTERNAL.
16754 * tree-sra.c (sra_walk_gimple_assign): Likewise.
16755 * target.h (gcc_target::binds_local_p): Clarify "module".
16756 * tree.h (TREE_PUBLIC): Clarify "module".
16758 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
16761 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
16762 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
16764 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
16767 * c.opt (Wabi): Support C and ObjC.
16770 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
16772 * config/i386/i386.c (classify_argument): Warn once about the ABI
16773 change when passing union with long double.
16775 * doc/invoke.texi: Update -Wabi for warning psABI changes.
16777 2009-02-18 Joseph Myers <joseph@codesourcery.com>
16780 * c-parser.c (c_parser_compound_statement): Always enter and leave
16783 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16786 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
16788 2009-02-18 Jakub Jelinek <jakub@redhat.com>
16790 PR tree-optimization/36922
16791 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
16792 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
16795 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
16797 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
16800 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
16802 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
16804 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
16806 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
16809 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
16810 Richard Sandiford <rdsandiford@googlemail.com>
16812 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
16813 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
16814 (loongson_biadd): ...this.
16816 2009-02-17 Richard Guenther <rguenther@suse.de>
16818 PR tree-optimization/39202
16819 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
16820 a var make sure to follow existing collapses.
16822 2009-02-17 Richard Guenther <rguenther@suse.de>
16824 PR middle-end/39214
16825 * langhooks.c (lhd_print_error_function): Check for NULL block.
16827 2009-02-17 Richard Guenther <rguenther@suse.de>
16829 PR tree-optimization/39204
16830 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
16833 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
16835 * config/soft-fp/double.h: Update from glibc CVS.
16837 2009-02-17 Richard Guenther <rguenther@suse.de>
16839 PR tree-optimization/39207
16840 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
16841 strict-aliasing warnings for pointers pointing to NULL.
16843 2009-02-16 Joseph Myers <joseph@codesourcery.com>
16846 * c-parser.c (c_parser_braced_init): Call pop_init_level when
16847 skipping until next close brace.
16849 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
16852 * config/i386/i386.c (ix86_expand_push): Set memory alignment
16853 to function argument boundary.
16855 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
16857 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
16858 in the lea_add. Reload eventually constraints it properly.
16859 * config/picochip/constraints.md: Remove the target constraint
16860 "b", since it is not needed anymore.
16862 2009-02-16 Jakub Jelinek <jakub@redhat.com>
16864 * gthr-dce.h: Uglify function parameter and local variable names.
16865 * gthr-gnat.h: Likewise.
16866 * gthr-mipssde.h: Likewise.
16867 * gthr-nks.h: Likewise.
16868 * gthr-posix95.h: Likewise.
16869 * gthr-posix.h: Likewise.
16870 * gthr-rtems.h: Likewise.
16871 * gthr-single.h: Likewise.
16872 * gthr-solaris.h: Likewise.
16873 * gthr-tpf.h: Likewise.
16874 * gthr-vxworks.h: Likewise.
16875 * gthr-win32.h: Likewise.
16877 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
16880 * config/i386/i386.md: Restrict the new peephole2 to move
16881 between MMX/SSE registers.
16883 2009-02-15 Richard Guenther <rguenther@suse.de>
16886 2009-02-13 Richard Guenther <rguenther@suse.de>
16888 * configure.ac: Enable LFS.
16889 * configure: Re-generate.
16890 * config.in: Likewise.
16892 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16894 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
16895 spu_srqwbyte, spu_srqwbytebc): Define.
16896 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
16897 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
16898 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
16899 "shrqby_<mode>"): New insn-and-split patterns.
16900 * config/spu/spu.c (expand_builtin_args): Determine and return
16901 number of operands using spu_builtin_description data.
16902 (spu_expand_builtin_1): Use it.
16904 2009-02-13 Steve Ellcey <sje@cup.hp.com>
16907 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
16910 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
16913 * config/i386/i386.c (override_options): Correct warning
16914 messages for -malign-loops, -malign-jumps and -malign-functions.
16916 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
16919 * config/i386/i386.md: Restrict the new peephole2 to move
16920 between the general purpose registers.
16922 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
16925 * config/i386/i386.c (type_natural_mode): Add a new argument.
16926 Return the original mode and warn ABI change if vector size is 32byte.
16927 (function_arg_advance): Updated.
16928 (function_arg): Likewise.
16929 (ix86_function_value): Likewise.
16930 (ix86_return_in_memory): Likewise.
16931 (ix86_sol10_return_in_memory): Likewise.
16932 (ix86_gimplify_va_arg): Likewise.
16933 (function_arg_32): Don't warn ABX ABI change here.
16934 (function_arg_64): Likewise.
16936 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
16938 * loop-iv.c (implies_p): In the final case, test that operands 0
16939 of the two comparisons match.
16941 * config/bfin/bfin.c (find_prev_insn_start): New function.
16942 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
16943 (find_next_insn_start): Move.
16945 2009-02-13 Richard Guenther <rguenther@suse.de>
16947 * configure.ac: Enable LFS.
16948 * configure: Re-generate.
16949 * config.in: Likewise.
16951 2009-02-13 Joseph Myers <joseph@codesourcery.com>
16954 * c-parser.c (c_parser_parms_list_declarator): Discard pending
16955 sizes on syntax error after some arguments have been parsed.
16957 2009-02-12 Jakub Jelinek <jakub@redhat.com>
16959 * doc/invoke.texi (-fira): Remove.
16961 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
16963 * caller-save.c: Replace regclass.c with reginfo.c in comments.
16964 * recog.c: Likewise.
16967 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
16969 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
16970 (umul_ppmm): Likewise.
16971 (count_leading_zeros): Likewise.
16972 (count_trailing_zeros): Likewise.
16973 (UMUL_TIME): Likewise.
16975 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
16977 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
16978 soft-fp/t-softfp to tmake_file.
16980 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
16981 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
16982 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
16983 IA64_BUILTIN_INFQ]: New.
16984 (ia64_init_builtins): Initialize __builtin_infq,
16985 __builtin_fabsq and __builtin_copysignq if not HPUX.
16986 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
16987 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
16989 * config/ia64/lib1funcs.asm (__divtf3): Define only if
16991 (__fixtfti): Likewise.
16992 (__fixunstfti): Likewise.
16993 (__floattitf): Likewise.
16995 * config/ia64/libgcc-glibc.ver: New.
16996 * config/ia64/t-fprules-softfp: Likewise.
16997 * config/ia64/sfp-machine.h: Likewise.
16999 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
17000 (LIBGCC2_TF_CEXT): Likewise.
17001 (TF_SIZE): Likewise.
17002 (TARGET_INIT_LIBFUNCS): Likewise.
17004 * config/ia64/t-glibc (SHLINB_MAPFILES):
17005 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
17007 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17009 * config/i386/i386.c (construct_container): Rewrite processing
17010 BLKmode with X86_64_SSE_CLASS.
17012 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
17015 * config/i386/i386.md: Replace simplify_replace_rtx with
17016 replace_rtx in the new peephole2.
17018 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
17020 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
17021 loop unrolling do not happen at -O2.
17023 2009-02-12 Michael Matz <matz@suse.de>
17025 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
17027 2009-02-12 Jakub Jelinek <jakub@redhat.com>
17029 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
17032 2009-02-12 Ben Elliston <bje@au.ibm.com>
17034 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
17035 patterns when updating the back chain. Missed in the 2009-02-10
17038 2009-02-11 Janis Johnson <janis187@us.ibm.com>
17040 * doc/extend.texi (Decimal Floating Types): Update identifier of
17041 draft TR and list of missing support.
17043 2009-02-11 Jakub Jelinek <jakub@redhat.com>
17045 PR middle-end/39154
17046 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
17047 bit to variable length decl's flags, add it also to its
17048 pointer replacement variable.
17050 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
17051 Jakub Jelinek <jakub@redhat.com>
17054 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
17055 (memory_blockage): New expander.
17056 (*memory_blockage): New insn pattern.
17057 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
17058 instead of general blockage at the end of function prologue when
17059 frame pointer is used to access red zone area. Do not emit blockage
17060 when profiling, it is emitted in generic code.
17061 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
17062 function epilogue when frame pointer is used to access red zone area.
17064 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
17067 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
17068 by arithmetic with memory operands.
17069 * config/i386/predicates.md (commutative_operator): New.
17071 2009-02-10 Janis Johnson <janis187@us.ibm.com>
17073 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
17076 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
17078 * alias.h (record_alias_subset): Declare.
17079 * alias.c (record_alias_subset): Make global.
17081 2009-02-10 Nick Clifton <nickc@redhat.com>
17083 * tree-parloops.c: Change license to GPLv3.
17084 * ipa-struct-reorg.c: Change license to GPLv3.
17085 * ipa-struct-reorg.h: Change license to GPLv3.
17087 2009-02-10 Steve Ellcey <sje@cup.hp.com>
17090 * c-decl.c (start_struct): Return NULL on error.
17092 2009-02-10 Jakub Jelinek <jakub@redhat.com>
17094 PR middle-end/39124
17095 * cfgloopmanip.c (remove_path): Call remove_bbs after
17096 cancel_loop_tree, not before it.
17099 * function.h (struct function): Add has_local_explicit_reg_vars bit.
17100 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
17101 VAR_DECLs were seen.
17102 * tree-ssa-live.c (remove_unused_locals): Recompute
17103 cfun->has_local_explicit_reg_vars.
17104 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
17105 copies or clearings if cfun->has_local_explicit_reg_vars.
17107 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
17110 * config/i386/i386.c (expand_prologue): Emit blockage at the end
17111 of function prologue when frame pointer is used to access
17114 2009-02-10 Richard Guenther <rguenther@suse.de>
17116 PR middle-end/39127
17117 * gimplify.c (gimple_regimplify_operands): Always look if
17118 we need to create a temporary.
17120 2009-02-10 Richard Guenther <rguenther@suse.de>
17122 PR tree-optimization/39132
17123 * tree-loop-distribution.c (todo): New global var.
17124 (generate_memset_zero): Trigger TODO_rebuild_alias.
17125 (tree_loop_distribution): Return todo.
17127 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
17130 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
17131 (x86_64_reg_class_name): Removed.
17132 (classify_argument): Return 0 if bytes > 32. Return 0 if the
17133 first one isn't X86_64_SSE_CLASS or any other ones aren't
17134 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
17135 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
17136 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
17137 and 3 X86_64_SSEUP_CLASS.
17138 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
17139 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
17141 2009-02-10 Ben Elliston <bje@au.ibm.com>
17143 * config/rs6000/rs6000.md (allocate_stack): Always use an update
17144 form instruction to update the stack back chain word, even if the
17145 user has disabled the generation of update instructions.
17146 (movdi_<mode>_update_stack): New.
17147 (movsi_update_stack): Likewise.
17148 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
17149 always use an update form instruction to update the stack back
17152 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
17154 PR middle-end/38953
17155 * graphite.c (if_region_set_false_region): After moving a region in
17156 the false branch of a condition, remove the empty dummy basic block.
17157 (gloog): Remove wrong fix for PR38953.
17159 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17161 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
17162 generation due to implicit sign extension.
17164 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
17166 PR middle-end/38981
17167 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
17168 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
17170 2009-02-09 Richard Guenther <rguenther@suse.de>
17172 PR middle-end/35202
17173 * convert.c (convert_to_real): Disable (float)fn((double)x)
17174 to fnf(x) conversion if errno differences may occur and
17175 -fmath-errno is set.
17177 2009-02-07 Anatoly Sokolov <aesok@post.ru>
17179 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
17180 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17181 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
17183 2009-02-06 Joseph Myers <joseph@codesourcery.com>
17186 * c-common.c (handle_alias_attribute): Disallow attribute for
17187 anything not a FUNCTION_DECL or VAR_DECL.
17189 2009-02-06 Janis Johnson <janis187@us.ibm.com>
17192 * real.c (do_compare): Special-case compare of zero against
17193 decimal float value.
17195 2009-02-06 Joseph Myers <joseph@codesourcery.com>
17198 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
17199 as indicating flexible array members unless the field itself is
17200 being declarared as the incomplete array.
17202 2009-02-06 Jan Hubicka <jh@suse.cz>
17204 PR tree-optimization/38844
17205 * ipa-inline.c (try_inline): Stop inlining recursion when edge
17206 is already inlined.
17208 2009-02-06 Richard Guenther <rguenther@suse.de>
17210 PR middle-end/38977
17211 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
17212 fork because we may expand it as __gcov_fork.
17214 2009-02-06 Nick Clifton <nickc@redhat.com>
17216 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
17218 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
17220 PR tree-optimization/35659
17221 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
17222 vn_phi_eq): Shortcut if hashcode does not match.
17223 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
17225 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
17226 and avoid iterative_hash_expr.
17227 (FOR_EACH_VALUE_ID_IN_SET): New.
17228 (value_id_compare): Remove.
17229 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
17230 sort expressions by value id.
17232 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
17235 * config/sh/predicates.md (general_movsrc_operand): Don't check
17236 the subreg of system registers here.
17238 2009-02-05 Jakub Jelinek <jakub@redhat.com>
17241 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
17242 on the copied decl.
17244 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
17246 PR rtl-optimization/39110
17247 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
17248 addresses, not aligned ones.
17250 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
17251 Richard Guenther <rguenther@suse.de>
17253 PR tree-optimization/39100
17254 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
17255 comment says and add edges.
17257 2009-02-05 Joseph Myers <joseph@codesourcery.com>
17260 * c-common.c (handle_tls_model_attribute): Ignore attribute for
17261 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
17263 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
17265 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
17266 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
17267 register_bb_in_sese, new_sese, free_sese): Moved.
17268 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
17269 outermost_loop_in_scop, build_scop_iteration_domain,
17270 expand_scalar_variables_ssa_name, get_vdef_before_scop,
17271 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
17272 Use loop_in_sese_p instead of loop_in_scop_p.
17273 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
17274 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
17275 (scopdet_basic_block_info): Fix bug in scop detection.
17276 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
17277 eq_loop_to_cloog_loop): Remove.
17278 (nb_loops_around_loop_in_scop, nb_loop
17279 ref_nb_loops): Moved here...
17280 * graphite.h (ref_nb_loops): ... from here.
17281 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
17282 (loop_domain_dim, loop_iteration_vector_dim): Remove.
17283 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
17284 * testsuite/gcc.dg/graphite/scop-19.c: New
17286 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
17287 Hans-Peter Nilsson <hp@axis.com>
17289 PR rtl-optimization/37889
17290 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
17291 Move offset handling from PLUS to before the switch. Use new
17292 arguments when considering SYMBOL_REFs too.
17293 (rtx_addr_can_trap_p): Pass dummy offset and size.
17294 (enum may_trap_p_flags): Remove.
17295 (may_trap_p_1): Pass size from MEM_SIZE.
17297 PR rtl-optimization/38921
17298 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
17299 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
17300 * rtlanal.c (may_trap_after_code_motion_p): Delete.
17301 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
17303 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
17305 AVX Programming Reference (January, 2009)
17306 * config/i386/sse.md (*vpclmulqdq): New.
17308 2009-02-04 Jakub Jelinek <jakub@redhat.com>
17310 PR tree-optimization/38977
17311 PR gcov-profile/38292
17312 * calls.c (special_function_p): Disregard __builtin_ prefix.
17314 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
17316 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
17317 non-indexable addresses even before reload.
17319 2009-02-03 Joseph Myers <joseph@codesourcery.com>
17322 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
17323 as having variable size. Do not give an error for unnamed
17324 parameters with [*] declarators. Give a warning for type names
17325 with [*] declarators and mark them as variable size.
17326 * c-parser.c (c_parser_sizeof_expression): Do not give an error
17327 for sizeof applied to [*] type names.
17329 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
17332 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
17334 2009-02-03 Jakub Jelinek <jakub@redhat.com>
17336 * gcc.c (process_command): Update copyright notice dates.
17337 * gcov.c (print_version): Likewise.
17338 * gcov-dump.c (print_version): Likewise.
17339 * mips-tfile.c (main): Likewise.
17340 * mips-tdump.c (main): Likewise.
17342 2009-02-03 Joseph Myers <joseph@codesourcery.com>
17345 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
17346 for composite type involving a zero-length array type.
17348 2009-02-03 Jakub Jelinek <jakub@redhat.com>
17351 * function.c (match_asm_constraints_1): Skip over
17352 initial optional % in the constraint.
17354 PR inline-asm/39059
17355 * c-parser.c (c_parser_postfix_expression): If fixed point is not
17356 supported, don't accept FIXED_CSTs.
17357 * c-decl.c (finish_declspecs): Error if fixed point is not supported
17358 and _Sat is used without _Fract/_Accum. Set specs->type to
17359 integer_type_node for cts_fract/cts_accum if fixed point is not
17362 2009-02-02 Catherine Moore <clm@codesourcery.com>
17364 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
17366 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
17368 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
17369 (ABI_HAS_64BIT_SYMBOLS): Use it.
17370 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
17372 2009-02-02 Paul Brook <paul@codesourcery.com>
17374 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
17376 2009-02-02 Jakub Jelinek <jakub@redhat.com>
17378 PR inline-asm/39058
17379 * recog.h (asm_operand_ok): Add constraints argument.
17380 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
17381 recurse on matching constraint.
17382 (check_asm_operands): Pass constraints as 3rd argument to
17383 asm_operand_ok. Don't look up matching constraint here.
17384 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
17387 2009-02-02 Ben Elliston <bje@au.ibm.com>
17389 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
17390 TARGET_NARROW_VOLATILE_BITFIELD macro names.
17392 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17394 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
17395 information. Remove some obsolete information. Reorganize.
17397 * config/pa/fptr.c: Revert license to GPL 2.
17398 * config/pa/milli64.S: Likewise.
17400 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
17403 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
17404 LIBRARY name in, instead of hard-coding it.
17405 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
17406 extra target make frag to tmake_files according to EH model.
17407 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
17408 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
17409 frags that define makefile variable EH_MODEL appropriately.
17410 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
17411 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
17412 to "-sjlj" according to type of EH configured.
17413 (LIBGCC_SONAME): Concatenate it to shared library base name.
17414 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
17415 to "_sjlj" according to type of EH configured.
17416 (LIBGCC_SONAME): Concatenate it to shared library base name.
17417 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
17418 (SHLIB_LINK): Add missing semicolon to if-else construct.
17419 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
17420 string value of "pe_dll" command-line option.
17421 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
17422 (SHLIB_SONAME): Use it when overriding t-cygming default.
17423 (SHLIB_IMPLIB): Override t-cygming default.
17424 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
17425 string value of "pe_dll" command-line option.
17427 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
17430 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
17431 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
17433 2009-01-31 Richard Guenther <rguenther@suse.de>
17435 PR tree-optimization/38937
17436 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
17437 computing the transitive closure.
17439 2009-01-30 Richard Guenther <rguenther@suse.de>
17441 PR tree-optimization/39041
17442 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
17443 Propagate variable indices only if the types match for this stmt.
17445 2009-01-30 Jakub Jelinek <jakub@redhat.com>
17448 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
17449 inline but never defined.
17451 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
17453 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
17454 (*insv_h_di_reg_extimm): New insn.
17455 (*insv_l<mode>_reg_extimm): New insn.
17457 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
17459 * config/picochip/picochip.c (flag_conserve_stack): set
17460 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
17461 fconserve-stack. Reduce call-overhead used by inliner.
17463 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
17466 * common.opt (flag_conserve_stack): Initialised to zero.
17468 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
17471 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
17472 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
17475 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
17477 * ira-color.c (allocno_reload_assign): Update comments.
17478 * regmove.c (regmove_optimize): Likewise.
17482 2009-01-29 Robert Millan <rmh@aybabtu.com>
17484 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
17485 * config/i386/kopensolaris-gnu.h: New file. Undefine
17486 `MD_UNWIND_SUPPORT'.
17487 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
17489 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
17491 PR tree-optimization/39007
17492 * tree-loop-distribution.c (generate_builtin): Use
17493 recompute_dominator to compute the immediate dominator of the
17494 basic block just after the loop.
17496 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17498 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
17499 (ASM_OUTPUT_DWARF_PCREL): Define.
17501 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
17503 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
17504 * doc/passes.texi: Remove entries about regclass, local-alloc, and
17505 global. Modify entries about regmove and IRA.
17507 * ra-conflict.c: Remove the file.
17509 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
17511 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
17512 (pass_regclass_init): Rename to pass_reginfo_init.
17514 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
17516 * toplev.h (flag_ira): Remove.
17518 * caller-save.c (setup_save_areas): Remove flag_ira.
17520 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
17522 * global.c: Remove the file.
17524 * opts.c (decode_options): Remove flag_ira.
17526 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
17528 * regmove.c: Modify file description.
17529 (find_use_as_address, try_auto_increment): Define them only if
17530 AUTO_INC_DEC is defined.
17531 (replacement_quality, replace_in_call_usage, fixup_match_1,
17532 stable_and_no_regs_but_for_p): Remove.
17533 (reg_set_in_bb): Make it static.
17534 (regmove_optimize): Remove flag_ira and code which worked for
17537 * local-alloc.c: Remove the file.
17539 * common.opt (fira): Remove.
17541 * ira.c: Include except.h.
17542 (eliminable_regset): Move from global.c.
17543 (mark_elimination): Ditto. Remove flag_ira.
17544 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
17545 equiv_mem_modified, validate_equiv_mem_from_store,
17546 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
17547 contains_replace_regs, memref_referenced_p, memref_used_between_p,
17548 no_equiv, recorded_label_ref): Move from local-alloc.c.
17549 (update_equiv_regs): Ditto. Make it static.
17550 (print_insn_chain, print_insn_chains): Move it from global.c.
17551 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
17552 (build_insn_chain): Ditto. Make it static.
17553 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
17554 Rename to init_live_subregs.
17555 (gate_ira): Remove flag_ira.
17557 * regclass.c: Rename reginfo.c. Change file description.
17558 (FORBIDDEN_INC_DEC_CLASSES): Remove.
17559 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
17560 (init_reg_sets_1): Remove code for evaluation of
17561 reg_class_superclasses and losing_caller_save_reg_set.
17562 (init_regs): Remove init_reg_autoinc.
17563 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
17564 ok_for_base_p_nonstrict): Remove.
17565 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
17566 (pass_regclass_init): Rename to pass_reginfo_init. Modify
17567 corresponding entries.
17568 (dump_regclass, record_operand_costs, scan_one_insn,
17569 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
17570 record_address_regs, auto_inc_dec_reg_p): Remove.
17571 (gt-regclass.h): Rename to gt-reginfo.h.
17573 * rtl.h (dump_global_regs, retry_global_alloc,
17574 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
17576 * Makefile.in (RA_H): Remove.
17577 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
17578 Rename regclass.o to reginfo.o.
17579 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
17581 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
17582 (GTFILES): Rename regclass.c to reginfo.c.
17584 * passes.c (init_optimization_passes): Remove pass_local_alloc and
17585 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
17587 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
17588 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
17590 (finish_spills): Ditto. Remove code for !flag_ira.
17592 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
17594 PR middle-end/35854
17595 * doc/invoke.texi (rtl debug options): Complete rewrite.
17596 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
17598 * mode-switching.c (pass_mode_switching): Rename pass from
17599 "mode-sw" to "mode_sw".
17600 * except.c (pass_convert_to_eh_ranges): Rename pass from
17601 "eh-ranges" to "eh_ranges".
17602 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
17606 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
17607 Alexander Monakov <amonakov@ispras.ru>
17609 PR middle-end/38857
17610 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
17612 (move_exprs_to_boundary): Change return type and pass through
17613 should_move from move_op. Relax assert. Update usage ...
17614 (schedule_expr_on_boundary): ... here. Use should_move instead of
17616 (move_op_orig_expr_found): Indicate that insn was disconnected from
17618 (code_motion_process_successors): Do not call after_merge_succs
17619 callback if original expression was not found when traversing any of
17621 (code_motion_path_driver): Change return type. Update prototype.
17622 (move_op): Update comment. Add a new parameter (should_move). Update
17623 prototype. Set *should_move based on indication provided by
17624 move_op_orig_expr_found.
17626 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
17628 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
17629 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
17630 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
17631 * config/rs6000/rs6000.c (rs6000_override_options): Default
17632 avoid-indexed-addresses on for Power6, off for everything else.
17633 (avoiding_indexed_address_p): New function.
17634 (rs6000_legitimize_address): Use it.
17635 (rs6000_legitimate_address): Likewise.
17636 * config/rs6000/rs6000.md (movXX_updateX): Likewise
17638 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
17640 PR tree-optimization/38997
17641 * tree-loop-distribution.c (generate_memset_zero): Use
17642 POINTER_PLUS_EXPR for a pointer addition.
17644 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
17646 * config/s390/s390.md (bswap<mode>2): New pattern added.
17648 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
17650 * config/s390/s390.md (*tls_load_31): Added type attribute.
17652 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
17654 * config/s390/s390.md: Fix a few comments.
17656 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
17658 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
17659 (*tm<mode>_full): Fixed z10prop attribute.
17660 (*tst<mode>_extimm): Fixed z10prop attribute.
17661 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
17662 (*tstqiCCT_cconly): Fixed z10prop attribute.
17663 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
17664 (*movsi_larl): Fixed z10prop attribute.
17665 (*movsi_zarch): Fixed z10prop attribute.
17666 (*movsi_eas): Fixed z10prop attribute.
17667 (*movhi): Fixed z10prop attribute.
17668 (*movqi): Fixed z10prop attribute.
17669 (*movstrictqi): Fixed z10prop attribute.
17670 (*mov<mode>): Fixed z10prop attribute.
17671 (*movcc): Fixed z10prop attribute.
17672 (*sethighpartdi_64): Fixed z10prop attribute.
17673 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
17674 (*negdi2_sign_cc): Fixed z10prop attribute.
17675 (*negdi2_sign): Fixed z10prop attribute.
17676 (*absdi2_sign_cc): Fixed z10prop attribute.
17677 (*absdi2_sign): Fixed z10prop attribute.
17678 (*negabsdi2_sign_cc): Fixed z10prop attribute.
17679 (*negabsdi2_sign): Fixed z10prop attribute.
17680 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
17681 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
17682 (doloop_si64): Fixed z10prop attribute.
17683 (doloop_si31): Fixed z10prop attribute.
17684 (doloop_long): Fixed z10prop attribute.
17685 (indirect_jump): Fixed z10prop attribute.
17686 (nop): Fixed z10prop attribute.
17687 (main_base_64): Fixed z10prop attribute.
17688 (reload_base_64): Fixed z10prop attribute.
17690 2009-01-28 Jakub Jelinek <jakub@redhat.com>
17692 PR rtl-optimization/38740
17693 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
17695 * config/mips/mips.c (mips_reorg): Likewise.
17697 2009-01-28 Richard Guenther <rguenther@suse.de>
17699 PR tree-optimization/38926
17700 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
17701 with the correct value id to a value.
17702 (do_regular_insertion): Use the value number of edoubleprime
17703 for the value number of the expr.
17706 2008-08-21 Richard Guenther <rguenther@suse.de>
17708 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
17709 a PHI ask VN if it is already available.
17710 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
17711 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
17713 2009-01-28 Jakub Jelinek <jakub@redhat.com>
17715 PR middle-end/38934
17716 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
17717 set to varying whenever max has TREE_OVERFLOW set, similarly
17718 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
17720 2009-01-28 Richard Guenther <rguenther@suse.de>
17722 PR middle-end/38908
17723 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
17724 uninitialized aggregate uses in call arguments.
17726 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
17728 PR tree-optimization/38984
17729 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
17730 the nothing_id variable if -fno-delete-null-pointer-checks.
17732 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
17735 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
17736 (set_got_offset_rex64): Ditto.
17738 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
17741 * doc/extend.texi: Improve local variable with asm reg.
17743 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
17745 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
17746 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
17747 was not supplied then set warn_packed_bitfield_compat to the
17748 default value of 1.
17749 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
17752 2009-01-27 Richard Guenther <rguenther@suse.de>
17754 PR tree-optimization/38503
17755 * cfgexpand.c (expand_gimple_basic_block): Ignore
17756 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
17757 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
17758 variables that cannot have TBAA applied.
17759 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
17762 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
17764 PR middle-end/38969
17765 * calls.c (initialize_argument_information): Do not wrap complex
17766 arguments in SAVE_EXPR.
17768 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
17770 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
17771 (INSTALL_LIBGCC): Revert typo commit.
17773 2009-01-26 Richard Guenther <rguenther@suse.de>
17775 PR tree-optimization/38745
17776 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
17777 from special handling.
17779 2009-01-26 Richard Guenther <rguenther@suse.de>
17781 PR tree-optimization/38745
17782 * tree-ssa.c (execute_update_addresses_taken): Do not include
17783 variables that cannot possibly be a register in not_reg_needs.
17784 Do not clear TREE_ADDRESSABLE on vars that may not become
17786 * tree-ssa.c (update_alias_info_1): Include those in the set
17787 of addressable vars.
17789 2009-01-26 Richard Guenther <rguenther@suse.de>
17791 PR middle-end/38851
17792 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
17793 * tree-ssa-dse.c: Include langhooks.h
17794 (execute_simple_dse): Remove stores with zero size.
17796 2009-01-24 Jakub Jelinek <jakub@redhat.com>
17799 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
17802 2009-01-24 Julian Brown <julian@codesourcery.com>
17804 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
17805 config/arm/linux-atomic.c.
17806 * config/arm/linux-atomic.c: New.
17808 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
17810 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
17811 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
17812 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
17814 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
17817 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
17820 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
17822 PR tree-optimization/38953
17823 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
17824 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
17825 (gloog): Split the exit of the scop when the scop exit is a loop exit.
17826 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
17829 2009-01-24 Paul Brook <paul@codesourcery.com>
17831 * config/arm/neon.md (neon_type): Move to arm.md.
17832 (neon_mov<VSTRUCT>): Add neon_type attribute.
17833 * config/arm/arm.md (neon_type): Move to here.
17834 (conds): Add "unconditioal" and use as default for NEON insns.
17836 2009-01-24 Ben Elliston <bje@au.ibm.com>
17838 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
17839 void *' warning from -Wc++-compat.
17840 * Makefile.in (dominance.o-warn): Remove.
17842 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
17844 PR tree-optimization/38932
17845 * fold-const.c (fold_unary_ignore_overflow): New.
17846 * tree.h (fold_unary_ignore_overflow): Declare.
17847 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
17848 * tree-ssa-sccvn.c (visit_reference_op_load,
17849 simplify_unary_expression): Likewise.
17851 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
17853 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
17854 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
17855 regardless of their type.
17856 * c-common.c (handle_packed_attribute): Don't ignore packed on
17858 * c.opt (Wpacked-bitfield-compat): New warning option.
17859 * stor-layout.c (place_field): Warn if offset of a field changed.
17860 * doc/extend.texi (packed): Mention the ABI change.
17861 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
17862 (Warning Options): Add it to the list.
17864 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
17866 * c-opts.c (c_common_post_options): Fix a typo in comments.
17868 2009-01-22 Steve Ellcey <sje@cup.hp.com>
17870 PR middle-end/38615
17871 * gimplify.c (gimplify_init_constructor): Fix promotion of const
17872 variables to static.
17873 * doc/invoke.texi (-fmerge-all-constants): Update description.
17875 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
17878 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
17879 (*movdi_1_rex64): Use type "mmx" for alternative 5.
17881 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
17883 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
17885 (LOCAL_ALIGNMENT): Similarly.
17887 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
17888 Joseph Myers <joseph@codesourcery.com>
17890 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
17891 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
17892 * config/arm/arm-tune.md: Regenerate.
17893 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
17896 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
17898 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
17899 version number to five.
17901 2009-01-22 Dodji Seketeli <dodji@redhat.com>
17904 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
17905 * c-common.c (set_underlying_type): Likewise.
17906 (is_typedef_decl ): Likewise
17908 (set_underlying_type): Likewise.
17909 (is_typedef_type): Likewise.
17911 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
17913 PR middle-end/38587
17914 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
17917 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
17920 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
17921 (LIBGCC_SPEC): Don't define.
17922 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
17924 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
17926 PR rtl-optimization/38879
17927 * alias.c (base_alias_check): Unaligned access via AND address can
17928 alias all surrounding object types except those with sizes equal
17929 or wider than the size of unaligned access.
17931 2009-01-21 Dodji Seketeli <dodji@redhat.com>
17934 * c-decl.c (clone_underlying_type): Move this ...
17935 * c-common.c (set_underlying_type): ... here.
17936 Also, make sure the function properly sets TYPE_STUB_DECL() on
17937 the newly created typedef variant type.
17938 (is_typedef_decl ): New entry point.
17939 * tree.h: Added a new member member_types_needing_access_check to
17940 struct tree_decl_non_common.
17941 (set_underlying_type): New entry point.
17942 (is_typedef_type): Likewise.
17944 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
17946 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
17947 Check whether two instructions have memory references that
17948 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
17949 are helper functions for traversing.
17950 * alias.h (insn_alias_sets_confilict_p): New prototypes.
17951 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
17952 not to draw dependency edge for instructions with non-conflicting
17955 2009-01-20 Joseph Myers <joseph@codesourcery.com>
17958 * longlong.h: Update copyright years. Use soft-fp license notice.
17959 Sync __clz_tab declaration with glibc.
17961 2009-01-20 Steve Ellcey <sje@cup.hp.com>
17964 * doc/extend.texi (syscall_linkage): New.
17965 (version_id): Modify.
17967 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
17968 Richard Guenther <rguenther@suse.de>
17970 PR tree-optimization/38747
17971 PR tree-optimization/38748
17972 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
17973 conversion if the base address is an indirect reference and the
17974 aliasing sets could cause issues.
17976 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
17978 * common.opt (fgraphite, fgraphite-identity): Add comment for
17979 explaining why these options are not documented.
17981 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
17983 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
17984 gimple_call_lhs is NULL.
17986 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
17989 * emit-rtl.c (adjust_address_1): Make sure memref is never
17992 2009-01-20 Ben Elliston <bje@au.ibm.com>
17994 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
17995 const qualifier from arg parameter. Remove unnecessary cast to char *.
17996 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
17997 const qualifier from arg 2.
17999 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
18001 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
18003 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
18006 * rtl.h (reinit_regs): New prototype.
18007 * regclass.c: Include ira.h.
18008 (reinit_regs): New.
18009 * Makefile.in (regclass.o): Add ira.h.
18010 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
18012 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
18015 * c-common.c (handle_aligned_attribute): Use
18016 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
18017 default alignment value.
18019 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
18021 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
18022 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
18024 * doc/extend.texi: Update __attribute__ ((aligned)). Document
18025 __BIGGEST_ALIGNMENT__.
18027 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
18029 2009-01-18 Richard Guenther <rguenther@suse.de>
18031 PR tree-optimization/38819
18032 * tree-flow.h (operation_could_trap_helper_p): Declare.
18033 * tree-eh.c (operation_could_trap_helper_p): Export.
18034 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
18035 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
18036 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
18037 are about to insert a possibly trapping instruction and fail
18040 2009-01-18 Andreas Schwab <schwab@suse.de>
18042 * doc/install.texi (Configuration): Remove obsolete paragraph
18043 about use of --with-gnu-ld with --with-gnu-as.
18045 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
18047 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
18048 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
18049 Follow spelling conventions.
18051 2009-01-18 Ben Elliston <bje@au.ibm.com>
18053 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
18054 C++ warning about implicit conversion from void * to struct
18056 (bitmap_obstack_free): Likewise for bitmap_element *.
18057 * Makefile.in (bitmap.o-warn): Remove.
18059 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
18061 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
18063 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
18064 Tobias Grosser <tobi.grosser@amd.com>
18066 * graphite.c (graphite_trans_scop_block): Do not block single
18069 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
18071 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
18072 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
18073 test with assertion.
18075 2009-01-16 Richard Guenther <rguenther@suse.de>
18077 PR tree-optimization/38835
18078 PR middle-end/36227
18079 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
18080 and INT + PTR -> (INT)(PTR p+ INT) folding.
18081 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
18083 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
18086 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
18087 the subreg from a lowpart subreg if it is also casting the value.
18089 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
18090 Tobias Grosser <tobi.grosser@amd.com>
18092 * graphite.c (compare_prefix_loops): New.
18093 (build_scop_canonical_schedules): Rewritten.
18094 (graphite_transform_loops): Move build_scop_canonical_schedules
18095 after build_scop_iteration_domain.
18097 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
18098 Tobias Grosser <tobi.grosser@amd.com>
18100 * graphite.c (add_conditions_to_domain): Add the loops to
18101 the dimension of the iteration domain. Do copy the domain
18102 only when it exists.
18103 (build_scop_conditions_1): Do not call add_conditions_to_domain.
18104 (add_conditions_to_constraints): New.
18105 (can_generate_code_stmt, can_generate_code): Removed.
18106 (gloog): Do not call can_generate_code.
18107 (graphite_transform_loops): Call add_conditions_to_constraints
18108 after building the iteration domain.
18110 2009-01-16 Jakub Jelinek <jakub@redhat.com>
18112 PR tree-optimization/38789
18113 * tree-ssa-threadedge.c
18114 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
18115 __builtin_constant_p.
18117 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18119 * dce.c (delete_unmarked_insns): Reversed the order that insns are
18120 examined before deleting them.
18122 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
18124 * function.c (aggregate_value_p): Correctly extract the function
18125 type from CALL_EXPR_FN lookup.
18127 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18129 * config/picochip/picochip.c (picochip_override_options): Revert
18130 CFI asm flag disable commited previously.
18132 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
18133 Tobias Grosser <tobi.grosser@amd.com>
18134 Jan Sjodin <jan.sjodin@amd.com>
18136 * graphite.c (scan_tree_for_params): On substractions negate
18137 all the coefficients of the term.
18138 (clast_to_gcc_expression_red): New. Handle reduction expressions
18139 of more than two operands.
18140 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
18141 (get_vdef_before_scop): Handle also the case of default definitions.
18143 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
18145 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
18146 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
18147 Also use them when walking CALL_INSN_FUNCTION_USAGE.
18149 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
18150 Joey Ye <joey.ye@intel.com>
18152 PR middle-end/37843
18153 * cfgexpand.c (expand_stack_alignment): Don't update stack
18154 boundary nor check incoming stack boundary here.
18155 (gimple_expand_cfg): Update stack boundary and check incoming
18156 stack boundary here.
18158 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
18160 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
18162 2009-01-14 Jakub Jelinek <jakub@redhat.com>
18164 PR rtl-optimization/38245
18165 * calls.c (expand_call): Add stack arguments to
18166 CALL_INSN_FUNCTION_USAGE even for pure calls (when
18167 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
18168 in regs and partially in memory or BLKmode arguments.
18169 (emit_library_call_value_1): Add stack arguments to
18170 CALL_INSN_FUNCTION_USAGE even for pure calls (when
18171 ACCUMULATE_OUTGOING_ARGS).
18172 * dce.c: Include tm_p.h.
18173 (find_call_stack_args): New function.
18174 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
18176 (mark_insn): Call find_call_stack_args for CALL_Ps.
18177 (prescan_insns_for_dce): Walk insns backwards in bb rather than
18178 forwards. Allocate and free arg_stores bitmap if needed, pass it
18179 down to deletable_insn_p, don't mark stores set in arg_stores
18180 bitmap, clear the bitmap at the beginning of each bb.
18181 * Makefile.in (dce.o): Depend on $(TM_P_H).
18183 2009-01-14 Michael Meissner <gnu@the-meissners.org>
18186 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
18187 to make sure the insn is a conditional test (bug 22599). Reformat a
18190 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
18192 PR middle-end/38431
18193 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
18194 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
18195 (gloog): Do not call cleanup_tree_cfg.
18196 (graphite_transform_loops): Call cleanup_tree_cfg after all
18197 scops have been code generated.
18199 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
18200 * doc/gty.texi (Invoking the garbage collector): Added new node
18201 and section documenting ggc_collect.
18203 2009-01-14 Richard Guenther <rguenther@suse.de>
18205 PR tree-optimization/38826
18206 PR middle-end/38477
18207 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
18208 initialization notes only if we actually emitted a warning.
18209 (intra_create_variable_infos): Add constraints for a result decl
18210 that is passed by hidden reference.
18211 (build_pred_graph): Mark all related variables non-direct on
18214 2009-01-14 Nick Clifton <nickc@redhat.com>
18216 * ira-conflicts.c: Include addresses.h for the definition of
18218 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
18219 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
18221 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
18224 * Makefile.in (ira-lives.o): Add except.h.
18226 * ira-lives.c: Include except.h.
18227 (process_bb_node_lives): Process can_throw_internal.
18229 2009-01-13 Jakub Jelinek <jakub@redhat.com>
18231 PR rtl-optimization/38774
18232 * combine.c (simplify_set): When undoing cc_use change, don't do
18233 PUT_CODE on the newly created comparison, but instead put back the
18236 2009-01-13 Joseph Myers <joseph@codesourcery.com>
18238 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
18239 values. Remove duplicate arm8 entry.
18241 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
18243 PR tree-optimization/38786
18244 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
18245 the SSA_NAME case of expand_scalar_variables_expr.
18246 Set the type of an expression to the type of its assign statement.
18247 (expand_scalar_variables_expr): Also gather the scalar computation
18248 used to index the memory access. Do not pass loop_p.
18249 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
18250 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
18251 the gimple_stmt_iterator where it inserts new code.
18252 Do not pass loop_p.
18253 (copy_bb_and_scalar_dependences): Do not pass loop_p.
18254 (translate_clast): Update call to copy_bb_and_scalar_dependences.
18256 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
18258 * graphite.h (debug_value): Removed.
18259 * graphite.c (debug_value): Removed.
18261 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
18263 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
18264 ldrd/strd with two 32-bit instructions.
18266 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
18268 * config/arm/arm.c (struct processors): Pass for speed down into
18269 cost helper functions.
18270 (const_ok_for_op): Handle COMPARE and inequality nodes.
18271 (arm_rtx_costs_1): Rewrite.
18272 (arm_size_rtx_costs): Update prototype.
18273 (arm_rtx_costs): Pass speed down to helper functions.
18274 (arm_slowmul_rtx_costs): Rework cost calculations.
18275 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
18276 (arm_9e_rtx_costs): Likewise.
18278 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
18280 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
18281 relocations of local symbols wider than UNITS_PER_WORD are not valid.
18282 (alpha_legitimize_address): Do not split local symbols wider than
18283 UNITS_PER_WORD into HIGH/LO_SUM parts.
18285 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
18288 * gcc.c (process_command): Replace call to execvp with calls
18289 to pex_one and exit.
18291 2009-01-03 Anatoly Sokolov <aesok@post.ru>
18294 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
18295 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
18296 variant for devices with 3-byte PC.
18297 (__tablejump_elpm__): New.
18299 2009-01-12 Jakub Jelinek <jakub@redhat.com>
18302 * c-parser.c (c_parser_postfix_expression): Allow `->' in
18303 offsetof member-designator, handle it as `[0].'.
18305 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18307 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
18308 function when not using named sections on targets with named sections
18309 if branch distance is less than 262132.
18311 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
18313 * combine.c (combine_instructions): Recompute
18314 optimize_this_for_speed_p for each BB in the main combine loop.
18316 2009-01-12 Tomas Bily <tbily@suse.cz>
18319 * tree-loop-distribution.c (prop_phis): New function.
18320 (generate_builtin): Call prop_phis.
18321 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
18323 2009-01-12 Jakub Jelinek <jakub@redhat.com>
18325 PR tree-optimization/38807
18326 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
18327 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
18329 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
18331 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
18332 subreg of op0 to the original op0.
18334 2009-01-11 Laurent GUERBY <laurent@guerby.net>
18336 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
18338 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
18341 * mips-tfile.c (parse_def): Fix parsing of def strings
18342 starting with digits.
18344 2009-01-10 Jakub Jelinek <jakub@redhat.com>
18347 * config/arm/arm.c (arm_is_long_call_p): Don't call
18348 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
18350 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
18352 * regrename.c (regrename_optimize): Fix dumping.
18353 (find_oldest_value_reg): Preserve REG_POINTER.
18354 (copy_hardreg_forward_1): Likewise.
18356 2009-01-09 Diego Novillo <dnovillo@google.com>
18358 * gimple.h (struct gimple_statement_base) <uid>: Document
18359 the restrictions on its use.
18360 (gimple_uid): Tidy.
18361 (gimple_set_uid): Tidy.
18363 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18365 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
18366 zero guard even if align_bytes != 0 and count is smaller than
18369 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
18371 PR rtl-optimization/38495
18372 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
18373 (add_range_and_copies_from_move_list): Print all added ranges.
18374 Add ranges to memory optimized destination.
18376 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18380 * config/i386/i386.c (override_options): Reject
18381 -mstringop-strategy=rep_8byte with -m32.
18382 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
18383 to 1. Do count comparison against epilogue_size_needed at compile
18384 time even when count_exp was constant forced into register. For
18385 size_needed don't jump to epilogue, instead just avoid aligning
18386 and invoke the body algorithm. If need_zero_guard, add zero guard
18387 even if count is non-zero, but smaller than size_needed + number of
18388 bytes that could be stored for alignment.
18389 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
18390 to 1. If need_zero_guard, add zero guard even if count is non-zero,
18391 but smaller than size_needed + number of bytes that could be stored
18392 for alignment. Compare size_needed with epilogue_size_needed instead
18393 of desired_align - align, don't adjust size_needed, pass
18394 epilogue_size_needed to the epilogue expanders.
18397 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
18399 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18401 * pa.c (last_address): Change to unsigned.
18402 (update_total_code_bytes): Change argument to unsigned. Don't
18403 check if insn addresses are set.
18404 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
18405 addresses are not set.
18406 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
18408 2009-01-09 Nick Clifton <nickc@redhat.com>
18410 * config/sh/symbian.c: Replace uses of DECL_INLINE with
18411 DECL_DECLARED_INLINE_P.
18413 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18415 PR middle-end/38347
18416 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
18417 GET_MODE (op0) in operand_subword_force calls.
18419 PR middle-end/38771
18420 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
18421 fold_convert arg0 operands to TREE_TYPE (op0) first.
18423 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
18425 * params.def (ira-max-conflict-table-size): Decrease default value
18428 2009-01-08 Jakub Jelinek <jakub@redhat.com>
18430 PR tree-optimization/37031
18431 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
18433 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
18434 allocate it using gc instead of heap, use VEC_quick_push instead of
18436 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
18437 instead of heap, use VEC_quick_push instead of VEC_safe_push.
18438 * tree-data-ref.h (struct access_matrix): Change matrix to gc
18439 allocated vector from heap allocated.
18440 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
18441 * tree-loop-linear.c (linear_transform_loops): Allocate nest
18442 vector only after perfect_loop_nest_depth call.
18444 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
18445 Jan Sjodin <jan.sjodin@amd.com>
18447 PR tree-optimization/38559
18448 * graphite.c (debug_value, copy_constraint,
18449 swap_constraint_variables, scale_constraint_variable, ): New.
18450 (get_lower_bound, get_upper_bound): Removed.
18451 (graphite_trans_bb_strip_mine): Clean up this code that works
18452 only for constant number of iterations. Fully copy upper and
18453 lower bound constraints, not only the constant part of them.
18454 * graphite.h (debug_value): Declared.
18456 2009-01-08 Ira Rosen <irar@il.ibm.com>
18458 PR tree-optimization/37194
18459 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
18460 Don't add the cost of cost model guard in prologue to scalar
18461 outside cost in case of known number of iterations.
18463 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
18464 Alan Modra <amodra@bigpond.net.au>
18466 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
18467 non-word-aligned REG+CONST addressing.
18469 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
18472 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
18473 free_after_compilation when outputting a thunk.
18474 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
18475 Do not call free_after_compilation here.
18477 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
18479 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
18480 (ix86_valid_target_attribute_inner_p): Ditto.
18482 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
18484 PR tree-optimization/38492
18485 PR tree-optimization/38498
18486 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
18487 * tree-chrec.h (scev_is_linear_expression): Declared.
18488 * graphite.c (graphite_cannot_represent_loop_niter): New.
18489 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
18490 (graphite_loop_normal_form): Use gcc_assert.
18491 (scan_tree_for_params): Use CASE_CONVERT.
18492 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
18493 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
18494 Use gcc_assert. Discard scops that contain unhandled cases.
18495 (build_scop_conditions): Return a boolean status for unhandled cases.
18496 (strip_mine_profitable_p): Print the loop number, not its depth.
18497 (is_interchange_valid): Pass the depth of the loop nest, don't
18498 recompute it wrongly.
18499 (graphite_trans_bb_block): Same.
18500 (graphite_trans_bb_block): Print tentative of loop blocking.
18501 (graphite_trans_scop_block): Do not print that the loop has been
18503 (graphite_transform_loops): Do not handle scops that contain condition
18506 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
18508 AVX Programming Reference (December, 2008)
18509 * config/i386/avxintrin.h (_mm256_stream_si256): New.
18510 (_mm256_stream_pd): Likewise.
18511 (_mm256_stream_ps): Likewise.
18513 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
18514 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
18515 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
18516 (bdesc_special_args): Add __builtin_ia32_movntdq256,
18517 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
18518 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
18519 (ix86_expand_special_args_builtin): Likewise.
18521 * config/i386/sse.md (AVXMODEDI): New.
18522 (avx_movnt<mode>): Likewise.
18523 (avx_movnt<mode>): Likewise.
18524 (<sse>_movnt<mode>): Remove AVX support.
18525 (sse2_movntv2di): Likewise.
18527 2009-01-07 Richard Guenther <rguenther@suse.de>
18529 PR middle-end/38751
18530 * fold-const.c (extract_muldiv): Remove obsolete comment.
18531 (fold_plusminus_mult_expr): Undo MINUS_EXPR
18532 to PLUS_EXPR canonicalization for the canonicalization.
18534 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
18536 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
18537 hosted cross-compilers generating less efficient code.
18539 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
18541 * function.h (rtl_data): Add a dbr_scheduled_p field.
18542 * reorg.c (dbr_schedule): Set it.
18543 (gate_handle_delay_slots): Check it.
18544 * config/mips/mips.c (mips_base_delayed_branch): Delete.
18545 (mips_reorg): Check flag_delayed_branch instead of
18546 mips_base_delayed_branch.
18547 (mips_override_options): Don't set mips_base_delayed_branch
18548 or flag_delayed_branch.
18550 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
18552 PR rtl-optimization/38426.
18553 * ira.c (ira): Set current_function_is_leaf earlier.
18555 2009-01-06 Jakub Jelinek <jakub@redhat.com>
18557 PR rtl-optimization/38722
18558 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
18559 too early, only set a flag and modify after last possible
18562 2009-01-06 Janis Johnson <janis187@us.ibm.com>
18565 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
18566 * real.c (decimal_single_format): Correct values of emin and emax.
18567 (decimal_double_format): Ditto.
18568 (decimal_quad_format): Ditto.
18569 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
18570 computation of DECnn_MIN and DECnn_MAX for corrected values of
18571 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
18572 __DECnn_MIN__, and adjust its computation for the corrected value
18575 2009-01-06 Jan Hubicka <jh@suse.cz>
18578 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
18580 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
18582 * doc/contrib.texi (Contributors): Slightly adjust the end note.
18583 Add Robert Clark to the list of testers.
18585 2009-01-06 Jan Hubicka <jh@suse.cz>
18586 Kai Tietz <kai.tietz@onevision.com>
18588 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
18589 * config/i386/i386.c (ix86_expand_call): Add clobbers.
18591 2009-01-06 Jan Hubicka <jh@suse.cz>
18592 Kai Tietz <kai.tietz@onevision.com>
18594 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
18596 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
18597 (ix86_nsaved_regs): Count only general purpose regs.
18598 (ix86_nsaved_sseregs): New.
18599 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
18600 to 16 for w64; compute padding and size of sse reg save area.
18601 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
18602 general purpose regs.
18603 (ix86_emit_save_sse_regs_using_mov): New.
18604 (ix86_expand_prologue): Save SSE regs if needed.
18605 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
18606 (ix86_emit_restore_sse_regs_using_mov): New.
18607 (ix86_expand_epilogue): Save SSE regs if needed.
18609 2009-01-06 Jan Hubicka <jh@suse.cz>
18610 Kai Tietz <kai.tietz@onevision.com>
18612 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
18613 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
18614 functions when accumulate outgoing args is off.
18616 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
18619 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
18620 before using pseudos_have_intersected_live_ranges_p.
18622 * ira-int.h (ira_assert): Always define.
18624 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
18626 AVX Programming Reference (December, 2008)
18627 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
18628 (_mm256_permute2_pd): Likewise.
18629 (_mm_permute2_ps): Likewise.
18630 (_mm256_permute2_ps): Likewise.
18631 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
18632 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
18634 * config/i386/i386.c (ix86_builtins): Remove
18635 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
18636 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
18637 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
18638 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
18639 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
18640 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
18641 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
18642 __builtin_ia32_vpermil2ps256.
18643 (ix86_init_mmx_sse_builtins): Updated.
18644 (ix86_expand_args_builtin): Likewise.
18646 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18648 * pa.c (output_call): Relocate non-jump insns in the delay slot of
18649 long absolute calls when generating PA 2.0 code.
18651 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
18653 PR rtl-optimization/38583
18654 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
18656 * params.def (ira-max-conflict-table-size): New.
18658 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
18660 * ira.h (ira_conflicts_p): New external definition.
18662 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
18663 table. Report this. Return result of building.
18664 (ira_build_conflicts): Use ira_conflicts_p. Check result of
18665 building conflict table.
18667 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
18668 (ira_color): Use ira_conflicts_p.
18670 * global.c: Include ira.h.
18671 (pseudo_for_reload_consideration_p, build_insn_chain): Use
18674 * Makefile.in (global.o): Add ira.h.
18676 * ira-build.c (mark_all_loops_for_removal,
18677 propagate_some_info_from_allocno): New.
18678 (remove_unnecessary_allocnos): Call
18679 propagate_some_info_from_allocno.
18680 (remove_low_level_allocnos): New.
18681 (remove_unnecessary_regions): Add parameter. Call
18682 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
18683 parameter to remove_unnecessary_regions.
18684 (ira_build): Remove all regions but root if the conflict table was
18685 not built. Update conflict hard regs for allocnos crossing calls.
18687 * ira.c (ira_conflicts_p): New global.
18688 (ira): Define and use ira_conflicts_p.
18690 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
18691 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
18692 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
18694 2009-01-06 Ben Elliston <bje@au.ibm.com>
18696 * gengtype-lex.l (YY_NO_INPUT): Define.
18698 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
18701 * c-common.c (handle_vector_size_attribute): Also reject
18702 BOOLEAN_TYPE types.
18704 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
18706 PR tree-optimization/38492
18707 * graphite.c (rename_map_elt, debug_rename_elt,
18708 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
18709 rename_map_elt_info, eq_rename_map_elts,
18710 get_new_name_from_old_name, bb_in_sese_p): Moved around.
18711 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
18712 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
18713 (sese_build_livein_liveouts): New.
18714 (new_sese, free_sese): New.
18715 (new_scop): Call new_sese.
18716 (free_scop): Call free_sese.
18717 (rename_variables_from_edge, rename_phis_end_scop): Removed.
18718 (register_old_new_names): Renamed register_old_and_new_names.
18719 (register_scop_liveout_renames, add_loop_exit_phis,
18720 insert_loop_close_phis, struct igp,
18721 default_liveout_before_guard, add_guard_exit_phis,
18722 insert_guard_phis, copy_renames): New.
18723 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
18724 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
18725 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
18726 (scop_adjust_phis_for_liveouts): New.
18727 (gloog): Call scop_adjust_phis_for_liveouts.
18729 * graphite.h (struct sese): Documented. Added fields liveout,
18730 num_ver and livein.
18731 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
18732 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
18733 (struct scop): Added field liveout_renames.
18734 (SCOP_LIVEOUT_RENAMES): New.
18736 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
18738 PR tree-optimization/38510
18739 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
18740 (translate_clast): Call recompute_all_dominators before
18742 (gloog): Call recompute_all_dominators before graphite_verify.
18744 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
18745 Jan Sjodin <jan.sjodin@amd.com>
18747 PR tree-optimization/38500
18748 * graphite.c (create_sese_edges): Call fix_loop_structure after
18751 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
18753 * config.gcc: Add m32r*-*-rtems*.
18754 * config/m32r/rtems.h: New file.
18756 2009-01-05 Ben Elliston <bje@au.ibm.com>
18758 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
18759 (.po.pox): Likewise.
18760 (po/gcc.pot): Likewise.
18762 2009-01-04 David S. Miller <davem@davemloft.net>
18764 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
18765 (STARTING_FRAME_OFFSET): Always set to zero.
18767 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
18769 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
18770 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
18771 fixed-point types, and vectors of the same.
18773 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
18775 * config/mips/sync.md (*mb_barrier): Rename to...
18776 (*memory_barrier): ...this.
18778 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
18780 * doc/extend.texi (Function Attributes): Move @cindex after @item
18781 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
18782 and put in alphabetical order. Fix 'target' name and put in order.
18783 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
18786 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
18788 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
18789 (memory_barrier): Expand as unspec instead of unspec_volatile.
18790 Remove mem:BLK from insn operands. Use Pmode scratch register.
18791 (*memory_barrier): Define as unspec instead of unspec_volatile.
18792 Use (match_dup 0) as input operand.
18794 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
18795 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
18796 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
18797 scratch register. Remove operand 1.
18798 (*stbar): Define as unspec instead of unspec_volatile.
18799 Use (match_dup 0) as input operand, remove (const_int 8).
18800 (*membar): Define as unspec instead of unspec_volatile.
18801 Use (match_dup 0) as input operand, remove input operand 2.
18803 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
18804 (memory_barrier): Expand as unspec instead of unspec_volatile.
18805 Remove mem:BLK from insn operands. Use Pmode scratch register.
18806 (*memory_barrier): Define as unspec instead of unspec_volatile.
18807 Use (match_dup 0) as input operand.
18809 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
18810 Remove mem:BLK from insn operands. Use Pmode scratch register.
18811 Set volatile flag on operand 0.
18812 (*memory_barrier): New insn pattern.
18814 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
18816 (*memory_barrier): Use (match_dup 0) as input operand.
18818 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
18819 Remove mem:BLK from insn operands. Use Pmode scratch register.
18820 Set volatile flag on operand 0.
18821 (*mb_internal): New insn pattern.
18823 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
18825 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
18827 PR middle-end/38586
18828 * function.c (struct temp_slot): Move to the section of the file
18829 that deals with temp slots. Remove field 'address'.
18830 (temp_slot_address_table): New hash table of address -> temp slot.
18831 (struct temp_slot_address_entry): New struct, items for the table.
18832 (temp_slot_address_compute_hash, temp_slot_address_hash,
18833 temp_slot_address_eq, insert_temp_slot_address): Support functions
18835 (find_temp_slot_from_address): Rewrite to use the new hash table.
18836 (remove_unused_temp_slot_addresses): Remove addresses of temp
18837 slots that have been made available.
18838 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
18839 worker function for remove_unused_temp_slot_addresses.
18840 (assign_stack_temp_for_type): Don't clear the temp slot address list.
18841 Add the temp slot address to the address -> temp slot map.
18842 (update_temp_slot_address): Update via insert_temp_slot_address.
18843 (free_temp_slots): Call remove_unused_temp_slot_addresses.
18844 (pop_temp_slots): Likewise.
18845 (init_temp_slots): Allocate the address -> temp slot map, or empty
18846 the map if it is already allocated.
18847 (prepare_function_start): Initialize temp slot processing.
18849 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
18851 PR middle-end/38584
18852 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
18853 Calculate the size of all stack vars assuming no packing of stack
18854 vars will happen, replacing a quadratic algorithm with a linear one.
18856 2009-01-03 Jakub Jelinek <jakub@redhat.com>
18859 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
18862 2009-01-03 Diego Novillo <dnovillo@google.com>
18864 * doc/contrib.texi: Update contributions.
18866 2009-01-03 Jakub Jelinek <jakub@redhat.com>
18869 * builtins.c (fold_builtin_memory_op): Give up if either operand
18870 is volatile. Set srctype or desttype to non-qualified version
18874 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
18875 and FUNCTION_DECLs.
18877 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
18879 PR rtl-optimization/35805
18880 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
18881 problem if fast dce is able to remove any instructions.
18882 * dce.c (dce_process_block): Fix dump message.
18884 2009-01-02 Mark Mitchell <mark@codesourcery.com>
18887 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
18889 2009-01-02 Jakub Jelinek <jakub@redhat.com>
18891 PR middle-end/38690
18892 * tree-flow.h (op_code_prio, op_prio): New prototypes.
18893 * tree-pretty-print.c (op_code_prio): New function.
18894 (op_prio): No longer static. Use op_code_prio.
18895 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
18896 Use op_prio and op_code_prio to determine if () should be
18897 printed around operand(s) or not.
18899 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
18900 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
18901 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
18902 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
18903 pp_character instead of pp_string for single letter printing.
18905 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
18907 * doc/extend.texi: Fix '#pragma GCC option' typo.
18909 2009-01-02 Richard Guenther <rguenther@suse.de>
18911 * doc/install.texi (--enable-checking): Mention different
18912 default for stage1.
18913 (--enable-stage1-checking): Document.
18915 2009-01-01 Andrew Pinski <pinskia@gmail.com>
18917 PR middle-end/30142
18918 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
18919 case to be an error.
18921 2009-01-02 Ben Elliston <bje@au.ibm.com>
18923 * config/fp-bit.h (pack_d): Constify argument.
18924 * config/fp-bit.c (makenan): Constify return type. Remove casts.
18925 (isnan): Constify argument.
18927 (iszero): Likewise.
18928 (pack_d): Likewise.
18929 (_fpadd_parts): Constify return type.
18930 (_fpmul_parts): Likewise.
18931 (_fpdiv_parts): Likewise.
18933 2009-01-01 Jakub Jelinek <jakub@redhat.com>
18936 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
18937 warn about overwriting initializer with side-effects or
18938 -Woverride-init if !IMPLICIT.
18939 (output_init_element): Likewise. Pass IMPLICIT down to
18941 (process_init_element): Add IMPLICIT argument. Pass it down
18942 to output_init_element.
18943 (push_init_element, pop_init_level, set_designator): Adjust
18944 process_init_element callers.
18945 (set_nonincremental_init, set_nonincremental_init_from_string):
18946 Adjust add_pending_init callers.
18947 (output_pending_init_elements): Adjust output_init_element callers.
18948 * c-tree.h (process_init_element): Adjust prototype.
18949 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
18950 process_init_element callers.
18953 Copyright (C) 2009 Free Software Foundation, Inc.
18955 Copying and distribution of this file, with or without modification,
18956 are permitted in any medium without royalty provided the copyright
18957 notice and this notice are preserved.