1 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
3 * cgraph.h (constant_pool_htab): New function.
4 (constant_descriptor_tree): Move from varasm.c.
5 * varasm.c (constant_pool_htab): New function.
6 (constant_descriptor_tree): Move to cgraph.h.
8 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
10 * toplev.c: Invoke FINISH_UNIT callbacks before call to
13 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
15 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
18 2009-07-20 Xinliang David Li <davidxl@google.com>
20 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
22 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
24 * config/mips/mips.md (move_type): Add arith.
26 (zero_extendsidi2): Rename this into ...
27 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
28 (zero_extendsidi2): New expander.
29 (*zero_extendsidi2_dext): New pattern.
31 2009-07-20 Nick Clifton <nickc@redhat.com>
33 * config.gcc (mips64-*-*): Add definition of tm_defines in order
34 to set MIPS_ABI_DEFAULT.
35 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
37 2009-07-20 Jakub Jelinek <jakub@redhat.com>
39 * tree-object-size.c (addr_object_size): Handle unions with
40 array in it as last field of structs in __bos (, 1) as __bos (, 0).
42 PR tree-optimization/40792
43 * tree.c (build_function_type_skip_args): Remove bogus assert.
45 2009-07-20 Jan Hubicka <jh@suse.cz>
46 Martin Jambor <mjambor@suse.cz>
48 * cgraph.h (combined_args_to_skip): New field.
49 * cgraph.c (cgraph_create_virtual_clone): Properly handle
50 combined_args_to_skip and args_to_skip.
51 * tree-inline.c (update_clone_info): New function.
52 (tree_function_versioning): Call update_clone_info.
53 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized functions.
54 (cgraph_materialize_all_clones): More extensive dumping, working
55 with combined_args_to_skip rather than args_to_skip.
57 2009-07-20 Ira Rosen <irar@il.ibm.com>
59 * tree-vectorizer.h (vectorizable_condition): Add parameters.
60 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
61 (get_initial_def_for_reduction): Likewise.
62 (vectorizable_reduction): Skip the check of first operand in case
63 of COND_EXPR. Add check that it is outer loop vectorization if
64 nested cycle was detected. Call vectorizable_condition() for
65 COND_EXPR. If reduction epilogue cannot be created do not fail for
66 nested cycles (if it is not double reduction). Assert that there
67 is only one type in the loop in case of COND_EXPR. Call
68 vectorizable_condition() to vectorize COND_EXPR.
69 * tree-vect-stmts.c (vectorizable_condition): Update comment.
70 Add parameters. Allow nested cycles if called from
71 vectorizable_reduction(). Use reduction vector variable if provided.
72 (vect_analyze_stmt): Call vectorizable_reduction() before
73 vectorizable_condition().
74 (vect_transform_stmt): Update call to vectorizable_condition().
76 2009-07-20 Christian Bruel <christian.bruel@st.com>
78 * config/sh/sh.opt (-mfmovd): Resurrect and document.
79 * doc/invoke.texi (-mfmovd): Likewise.
80 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
82 2009-07-20 Jan Hubicka <jh@suse.cz>
84 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
85 when handling SSA name.
87 2009-07-19 Jan Hubicka <jh@suse.cz>
89 PR tree-optimization/40676
90 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
91 virtual PHIs in empty BBs.
93 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
95 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
96 re-expanded the compound use gen_lowpart instead to convert to the
99 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
101 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
102 OUTER_CONST arguments.
103 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
104 the new wider mode will be masked off.
105 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
107 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
109 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
110 high-order bits are zero.
112 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
114 * combine.c (simplify_shift_const_1): Split code to determine
116 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
117 new bits shifted in are identical to the old sign bit.
119 2009-07-18 Richard Guenther <rguenther@suse.de>
122 * gimplify.c (gimplify_call_expr): Reject code using results from
123 functions returning void.
125 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
127 * doc/md.texi: Document the new PowerPC "es" constraint.
128 Document that "m" can include automodified addresses on this target,
129 and explain how %U must be used. Extend the "Q" and "Z" documentation
130 to suggest "es" as well as "m".
131 * config/rs6000/constraints.md (es): New memory constraint.
132 (Q, Z): Update strings to match new documentation.
134 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
136 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
137 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
138 * config/rs6000/predicates.md (volatile_mem_operand): Use
139 offsettable_nonstrict_memref_p.
140 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
141 (*floatunssidf2_internal): Likewise.
142 (*fix_truncdfsi2_internal): Likewise.
143 (*fix_trunctfsi2_internal): Likewise.
145 2009-07-17 Anatoly Sokolov <aesok@post.ru>
147 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
149 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
151 2009-07-17 Richard Guenther <rguenther@suse.de>
154 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
155 (pass_warn_unused_result): Likewise.
156 (TODO_set_props): Remove.
157 * omp-low.c (diagnose_omp_structured_block_errors): Change to
159 (pass_diagnose_omp_blocks): Define.
160 * c-decl.c (pop_file_scope): Do not finalize the CU here.
161 (c_gimple_diagnostics_recursively): Remove.
162 (finish_function): Do not call it.
163 (c_write_global_declarations): Continue after errors.
164 Finalize the CU here.
165 * c-gimplify.c (c_genericize): Do not gimplify here.
166 * c-common.c (c_warn_unused_result): Move ...
167 * tree-cfg.c (do_warn_unused_result): ... here.
168 (run_warn_unused_result): New function.
169 (gate_warn_unused_result): New function.
170 (pass_warn_unused_result): New pass.
171 * c-common.h (c_warn_unused_result): Remove.
172 * flags.h (flag_warn_unused_result): Declare.
173 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
174 * opts.c (flag_warn_unused_result): Initialize to false.
175 * toplev.c (compile_file): Add comment.
176 * omp-low.c (create_omp_child_function): Do not register
177 the function with the frontend.
178 (diagnose_omp_structured_block_errors): Prepare to be
179 called as optimization pass.
180 (gate_diagnose_omp_blocks): New function.
181 (pass_diagnose_omp_blocks): New pass.
182 * cgraph.h (cgraph_optimize): Remove.
183 (cgraph_analyze_function): Likewise.
184 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
185 * cgraphunit.c (cgraph_lower_function): Lower nested functions
186 before their parents here.
187 (cgraph_finalize_function): Not here.
188 (cgraph_analyze_function): Gimplify functions here.
189 (cgraph_finalize_compilation_unit): Continue after errors.
190 Optimize the callgraph from here.
191 (cgraph_optimize): Make static.
192 * langhooks.c (write_global_declarations): Finalize the CU.
193 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
194 (gimplify_function_tree): Assert we gimplify only once.
195 Set PROP_gimple_any property.
196 * tree-nested.c (gimplify_all_functions): New function.
197 (lower_nested_functions): Gimplify all nested functions.
198 * gimple.h (diagnose_omp_structured_block_errors): Remove.
199 * passes.c (init_optimization_passes): Add pass_warn_unused_result
200 and pass_diagnose_omp_blocks after gimplification. Do not
201 set TODO_set_props on all_lowering_passes.
202 (execute_one_pass): Do not handle TODO_set_props.
203 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
204 (gimplify.o): Add tree-pass.h dependency.
205 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
206 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
207 (unsave_r): Likewise.
208 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
211 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
213 * doc/service.texi (Service): Restore previously removed link,
214 which isn't broken after all.
216 2009-07-17 Richard Guenther <rguenther@suse.de>
218 PR tree-optimization/40321
219 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
220 PHI nodes to the maximal set.
221 (make_values_for_phi): Add PHI arguments to the maximal set.
222 (execute_pre): Dump PHI_GEN and the maximal set.
224 2009-07-17 Jakub Jelinek <jakub@redhat.com>
227 * gimplify.c (gimplify_conversion): Don't change non-conversions into
230 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
232 * doc/extend.texi (Nested Functions): Replace broken link with
234 * doc/service.texi (Service): Remove broken link.
236 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
239 * builtins.c (expand_builtin_memcmp): Use loc instead of
241 (expand_builtin_strncmp): Likewise.
243 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
244 Manuel López-Ibáñez <manu@gcc.gnu.org>
247 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
248 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
249 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
250 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
251 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
252 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
253 tree-inline.c, c-common.c, c-common.h, gimple.c,
254 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
255 convert.c: Add location argument to fold_{unary,binary,ternary},
256 fold_build[123], build_call_expr, build_size_arg,
257 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
258 fold_build1_initializer, fold_build2_initializer,
259 fold_build3_initializer, fold_build_call_array,
260 fold_build_call_array_initializer, fold_single_bit_test,
261 omit_one_operand, omit_two_operands, invert_truthvalue,
262 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
263 combine_comparisons, fold_builtin_*, fold_call_expr,
264 build_range_check, maybe_fold_offset_to_address, round_up,
267 2009-07-16 Jason Merrill <jason@redhat.com>
270 * c-common.c (c_common_reswords): Add __is_standard_layout
272 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
273 * doc/implement-cxx.texi: New.
274 * doc/gcc.texi: Include it.
276 2009-07-16 DJ Delorie <dj@redhat.com>
278 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
279 compares that may be indirectly affected by previous instructions.
281 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
283 * builtins.c (do_mpc_arg2): New.
284 (fold_builtin_2): Fold builtin cpow.
285 * real.h (HAVE_mpc_pow): New.
287 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
289 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
290 comparison to skip unprofitable schedule
292 2009-07-16 Simon Baldwin <simonb@google.com>
294 * gcc.c (option_map): New flag -no-canonical-prefixes.
295 * (display_help): Print help text for new flag.
296 * (process_command): Move options translation and language specifics
297 and handle new flag early. Use it to set a function pointer to a
298 prefix builder. Replace make_relative_prefix calls with calls to
299 the function pointed to. Ignore new flag in regular options handling.
300 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
302 2009-07-15 DJ Delorie <dj@redhat.com>
304 * config/mep/mep.md (sibcall_internal): Change register to avoid
306 (sibcall_value_internal): Likewise.
308 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
310 PR rtl-optimization/40710
311 * resource.c (mark_target_live_regs): Reset DF problem to LR.
313 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
315 * config/mips/mips.md (*extenddi_truncate<mode>,
316 *extendsi_truncate<mode>): Change type attribute to move_type
317 with shift_shift. Split out code handling exts from here ...
318 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
320 (*extendhi_truncateqi): Change type attribute to move_type with
321 shift_shift. Split out code handling exts from here ...
322 (*extendhi_truncateqi_exts): ... to this new pattern.
324 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
326 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
327 instead of "and" with inverted sign bit mask value. Use
328 "nonimmediate_operand" for operand 1 and operand 2 predicate.
329 Allocate registers only for operand 4 and operand 5.
331 2009-07-15 Jakub Jelinek <jakub@redhat.com>
334 * fold-const.c (fold_cond_expr_with_comparison): When folding
335 < and <= to MIN, make sure the MIN uses the same type as the
336 comparison's operands.
338 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
340 * arm.md (ior_xor): New code iterator.
341 (split for ior/xor with shift and zero-extend): New split pattern.
342 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
344 2009-07-15 Richard Guenther <rguenther@suse.de>
346 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
349 2009-07-15 Richard Guenther <rguenther@suse.de>
352 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
354 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
356 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
357 handle 2.6.30 kernel.
359 2009-07-15 DJ Delorie <dj@redhat.com>
361 * config/mep/mep.md (sibcall_internal): Change register to allow
362 for 24-bit addresses.
363 (sibcall_value_internal): Likewise.
365 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
367 * doc/invoke.texi: Added descriptions of the scheduling heuristics
368 that are enabled/disabled by the flags introduced by a previous patch.
370 2009-07-14 DJ Delorie <dj@redhat.com>
372 * config/mep/mep.md (sibcall_internal): Include non-toggling
374 (sibcall_value_internal): Likewise.
376 2009-07-14 Taras Glek <tglek@mozilla.com>
377 Rafael Espindola <espindola@google.com>
379 * doc/sourcebuild.texi: Document install-plugin target.
380 * configure.ac: Added install-plugin target to language makefiles.
381 * configure: Regenerate.
382 * Makefile.in: (install-plugin): Install more headers,
383 depend on lang.install-plugin.
385 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
387 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
390 2009-07-14 DJ Delorie <dj@redhat.com>
392 * config/mep/mep.c (mep_vliw_jmp_match): New function.
393 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
394 * config/mep/mep.md (sibcall_internal): Change test from
395 mep_vliw_mode_match to mep_vliw_jmp_match.
396 (sibcall_value_internal): Likewise.
398 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
400 * config/i386/sse.md (copysign<mode>3): New expander.
401 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
402 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
403 Use ix86_build_const_vector.
404 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
405 IX86_BUILTIN_CPYSGNPD.
406 (builtin_description): Add __builtin_ia32_copysignps and
407 __builtin_ia32_copysignpd.
408 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
409 and BUILT_IN_COPYSIGNF.
411 2009-07-13 Jason Merrill <jason@redhat.com>
413 * builtins.c (can_trust_pointer_alignment): New fn.
414 (get_pointer_alignment): Factor it out from here.
415 * tree.h: Declare it.
417 2009-07-14 David Edelsohn <edelsohn@gnu.org>
419 * config/rs6000/predicates.md (offsettable_mem_operand): Test
422 2009-07-14 Dodji Seketeli <dodji@redhat.com>
426 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
428 2009-07-14 Richard Guenther <rguenther@suse.de>
429 Andrey Belevantsev <abel@ispras.ru>
432 * cfgexpand.c (partition_stack_vars): Do not bother to update
433 alias information when not optimizing.
435 2009-07-14 Richard Guenther <rguenther@suse.de>
436 Andrey Belevantsev <abel@ispras.ru>
438 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
439 (pt_solution_set): Likewise.
440 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
441 * tree-ssa-structalias.c (pt_solution_set): New function.
442 * final.c (rest_of_clean_state): Free SSA data structures.
443 * print-rtl.c (print_decl_name): Remove.
444 (print_mem_expr): Implement in terms of print_generic_expr.
445 * alias.c (ao_ref_from_mem): New function.
446 (rtx_refs_may_alias_p): Likewise.
447 (true_dependence): Query alias-export info.
448 (canon_true_dependence): Likewise.
449 (write_dependence_p): Likewise.
450 * tree-dfa.c (get_ref_base_and_extent): For void types leave
452 * emit-rtl.c (component_ref_for_mem_expr): Remove.
453 (mem_expr_equal_p): Use operand_equal_p.
454 (set_mem_attributes_minus_bitpos): Do not use
455 component_ref_for_mem_expr.
456 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
457 (update_alias_info_with_stack_vars): Likewise.
458 (partition_stack_vars): Call update_alias_info_with_stack_vars.
459 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
460 explicitly nor clear stmt operands.
461 Free the decl-to-pointer map.
462 * tree-optimize.c (execute_free_datastructures): Do not free
463 SSA data structures here.
464 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
465 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
466 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
468 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
470 2009-07-13 DJ Delorie <dj@redhat.com>
472 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
473 unrolling at the right iteration count.
475 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
478 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
480 * haifa-sched.c (rank_for_schedule): Introduced flags to
481 enable/disable individual scheduling heuristics.
482 * common.opt: Introduced flags to enable/disable individual
483 heuristics in the scheduler.
484 * doc/invoke.texi: Introduced flags to enable/disable individual
485 heuristics in the scheduler.
487 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
489 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
490 config/i386/mingw-tls.c.
491 * config/i386/mingw-tls.c: Removed.
493 2009-07-13 Ira Rosen <irar@il.ibm.com>
495 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
496 checks access only relevant statements.
497 (vectorizable_reduction): Likewise.
499 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
501 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
502 just for 32-bit case.
504 2009-07-12 Jan Hubicka <jh@suse.cz>
506 PR tree-optimization/40585
507 * except.c (expand_resx_expr): When there already is resume
508 instruction, produce linked list.
509 (build_post_landing_pads): Assert that resume is empty.
510 (connect_post_landing_pads): Handle resume lists.
511 (dump_eh_tree): Dump resume list.
513 2009-07-12 Ira Rosen <irar@il.ibm.com>
515 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
516 with additional argument.
517 * tree-vectorizer.h (enum vect_def_type): Add
518 vect_double_reduction_def.
519 (vect_is_simple_reduction): Add argument.
520 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
522 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
523 vect_is_simple_reduction with additional argument.
524 (vect_analyze_loop_operations): Handle exit phi nodes in case of
526 (reduction_code_for_scalar_code): Handle additional codes by
527 returning ERROR_MARK for them. Fix comment and indentation.
528 (vect_is_simple_reduction): Fix comment, add argument to specify
529 double reduction. Detect double reduction.
530 (get_initial_def_for_induction): Fix indentation.
531 (get_initial_def_for_reduction): Fix comment and indentation.
532 Handle double reduction. Create initial definitions that do not
533 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
534 (vect_create_epilog_for_reduction): Fix comment, add argument to
535 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
536 epilogue result extraction. Create double reduction phi node and
537 replace relevant uses.
538 (vectorizable_reduction): Call vect_is_simple_reduction with
539 additional argument. Fix indentation. Update epilogue code treatment
540 according to the changes in reduction_code_for_scalar_code. Check
541 for double reduction. Call vect_create_epilog_for_reduction with
543 * tree-vect-stmts.c (process_use): Handle double reduction, update
545 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
546 (vect_get_vec_def_for_operand): Likewise.
548 2009-07-12 Danny Smith <dansmister@gmail.com>
550 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
551 dllexport if !TREE_PUBLIC.
552 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
554 2009-07-11 Anatoly Sokolov <aesok@post.ru>
556 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
557 (avr_extra_arch_macro) Remove declatation.
558 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
559 (avr_extra_arch_macro) Declare as static.
560 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
562 2009-07-11 Jan Hubicka <jh@suse.cz>
565 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
567 2009-07-11 Jakub Jelinek <jakub@redhat.com>
570 * dwarf2out.c (dw_fde_struct): Add in_std_section and
571 cold_in_std_section bits.
572 (dwarf2out_begin_prologue): Initialize them.
573 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
574 if already covered by text_section or cold_text_section range.
576 PR rtl-optimization/40667
577 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
578 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
579 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
580 * config/i386/i386.c (ix86_minimum_alignment): New function.
581 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
582 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
583 * emit-rtl.c (gen_reg_rtx): Likewise.
584 * function.c (assign_parms): Likewise. If nominal_type needs
585 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
586 rather than passed_type's alignment.
589 * function.c (assign_parm_setup_stack): Adjust
590 MEM_OFFSET (data->stack_parm) if promoted_mode is different
591 from nominal_mode on big endian.
593 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
595 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
597 2009-07-10 DJ Delorie <dj@redhat.com>
599 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
601 2009-07-10 Mark Mitchell <mark@codesourcery.com>
603 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
605 (thumb2_cbnz): Likewise.
607 2009-07-10 David Daney <ddaney@caviumnetworks.com>
610 * config.gcc (supported_defaults): Add synci.
611 (with_synci): Add validation.
612 (all_defaults): Add synci.
613 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
616 * config/mips/mips.opt (msynci): New option.
617 * config/mips/mips.c (mips_override_options): Warn on use of
618 -msynci for targets that do now support it.
619 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
621 * gcc/doc/invoke.texi (-msynci): Document the new option.
622 * doc/install.texi (--with-synci): Document the new option.
624 2009-07-10 Richard Guenther <rguenther@suse.de>
626 PR tree-optimization/40496
627 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
628 the PHI result with a compatible type.
630 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
634 * c.opt (Wunused-result): New.
635 * doc/invoke.texi: Document it.
636 * c-common.c (c_warn_unused_result): Use it.
638 2009-07-09 DJ Delorie <dj@redhat.com>
640 * targhooks.c (default_target_can_inline_p): Rename from
641 default_target_option_can_inline_p.
642 * targhooks.h (default_target_can_inline_p): Likewise.
643 * target-def.h (TARGET_CAN_INLINE_P): Rename from
644 TARGET_OPTION_CAN_INLINE_P.
645 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
646 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
647 (mep_target_can_inline_p): Rename from
648 mep_target_option_can_inline_p.
651 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
652 registers used to pass vectors.
654 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
656 2009-07-09 Tom Tromey <tromey@redhat.com>
658 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
659 * config/mmix/mmix.c: Include dwarf2.h.
660 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
661 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
662 * config/sh/sh.c: Include dwarf2.h.
663 * config/i386/i386.c: Include dwarf2.h.
664 * Makefile.in (DWARF2_H): Remove 'elf'.
665 * except.c: Include dwarf2.h.
666 * unwind-dw2.c: Include dwarf2.h.
667 * dwarf2out.c: Include dwarf2.h.
668 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
669 * unwind-dw2-fde.c: Include dwarf2.h.
670 * dwarf2asm.c: Include dwarf2.h.
672 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
674 * haifa-sched.c (insn_finishes_cycle_p): New static function.
676 * sched-int.h (struct sched_info: insn_finishes_block_p): New
678 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
679 (region_sched_info): Update.
680 * sched-ebb.c (ebb_sched_info): Update.
681 * modulo-sched.c (sms_sched_info): Update.
682 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
684 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
686 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
688 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
690 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
692 2009-07-09 Jakub Jelinek <jakub@redhat.com>
695 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
696 arg1 with arg01 if arg1 is already INTEGER_CST.
698 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
700 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
701 Transform (and (truncate)) into (truncate (and)).
703 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
705 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
706 creating LHS paradoxical subregs. Fix surrounding returns to
707 use NULL_RTX rather than 0.
709 2009-07-08 DJ Delorie <dj@redhat.com>
711 * config/mep/mep.c: (mep_option_can_inline_p): New.
712 (TARGET_OPTION_CAN_INLINE_P): Define.
714 2009-07-08 Mark Wielaard <mjw@redhat.com>
717 * dwarf2out.c (add_data_member_location_attribute): When we have
718 only a constant offset don't emit a new location description using
719 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
722 2009-07-08 Richard Henderson <rth@redhat.com>
725 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
726 (enum reg_class): Add CLOBBERED_REGS.
727 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
728 * config/i386/i386.c (ix86_conditional_register_usage): Moved
729 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
730 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
731 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
732 force 64-bit sibcalls into R11.
733 * config/i386/constraints.md (U): New constraint.
734 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
735 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
736 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
738 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
740 * basic-block.h (dump_regset, debug_regset): Remove duplicate
742 * c-objc-common.h (c_initialize_diagnostics): Ditto.
743 * ebitmap.h (dump_ebitmap): Ditto.
744 * optabs.h (optab_libfunc): Ditto.
745 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
746 * tree-flow.h (vect_can_force_dr_alignment_p,
747 get_vectype_for_scalar_type): Ditto.
748 (vectorize_loops): Move prototype to ...
749 * tree-vectorizer.h: ... here. Also, adjust comment.
750 (vect_set_verbosity_level): Remove duplicate prototype.
751 * tree-ssa-loop.c: Include tree-vectorizer.h.
752 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
754 2009-07-08 Nick Clifton <nickc@redhat.com>
756 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
759 2009-07-08 DJ Delorie <dj@redhat.com>
761 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
762 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
763 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
765 * config/mep/intrinsics.md: Regenerated.
766 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
767 registers when asm() or calls are detected.
769 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
772 * gimplify.c (gimplify_expr): Propagate no_warning flag when
774 * gimple (gimple_build_call_from_tree): Likewise.
775 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
776 no_warning flag before warning.
778 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
780 * tree.c (set_expr_locus): Remove.
781 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
782 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
784 * gimplify.c (internal_get_tmp_var): Likewise.
785 (gimplify_call_expr): Likewise.
786 (gimplify_one_sizepos): Likewise.
788 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
791 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
792 to variables for debugging purposes.
794 2009-06-23 Mark Loeser <mark@halcy0n.com>
797 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
799 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
801 * pretty-print.c (pp_base_format): Remove %J.
802 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
803 gcc_cxxdiag_char_table): Likewise.
804 (init_dynamic_diag_info): Likewise.
806 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
808 * pretty-print.c (pp_base_format): Remove %H.
809 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
810 gcc_cxxdiag_char_table): Likewise.
811 (init_dynamic_diag_info): Likewise.
812 * config/mep/mep.c (mep_select_section): Likewise.
814 2009-07-07 Duncan Sands <baldrick@free.fr>
816 * final.c (pass_clean_state): Give the pass a name.
817 * passes.c (pass_rest_of_compilation): Likewise.
818 * tree-optimize.c (pass_all_optimizations): Likewise.
820 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
822 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
823 an extra 'decl' for error_at.
825 2009-07-07 Jakub Jelinek <jakub@redhat.com>
828 * tree-tailcall.c (adjust_return_value_with_ops,
829 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
830 if it has complex or vector type.
832 2009-07-07 Olivier Hainque <hainque@adacore.com>
834 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
837 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
839 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
841 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
843 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
844 * c-decl.c: Likewise.
845 * function.c: Likewise.
846 * varasm.c: Likewise.
847 * tree-ssa.c: Likewise.
848 * c-common.c: Likewise.
849 * tree-cfg.c: Likewise.
850 * config/spu/spu.c: Likewise.
851 * config/ia64/ia64.c: Likewise.
852 * config/v850/v850.c: Likewise.
854 2009-07-06 DJ Delorie <dj@redhat.com>
856 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
857 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
858 unspecified accesses to control registers.
859 * config/mep/intrinsics.md: Regenerate.
860 * config/mep/intrinsics.h: Regenerate.
861 * config/mep/mep-intrin.h: Regenerate.
863 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
865 * c-lex.c: Replace %H by an explicit location. Update all calls.
866 * c-common.c: Likewise.
867 * c-decl.c: Likewise.
868 * c-typeck.c: Likewise.
869 * fold-const.c: Likewise.
870 * gimplify.c: Likewise.
872 * tree-cfg.c: Likewise.
873 * tree-ssa-loop-niter.c: Likewise.
874 * tree-vrp.c: Likewise.
875 * value-prof.c: Likewise.
877 2009-07-06 Diego Novillo <dnovillo@google.com>
879 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
880 if it has one. Handle cases where VAR does not have an
881 annotation or cfun is NULL.
883 2009-07-06 Diego Novillo <dnovillo@google.com>
885 * tree.c: Include debug.h.
886 (initialize_tree_contains_struct): New.
887 (init_ttree): Call it.
888 (tree_node_structure_for_code): Factor out of ...
889 (tree_node_structure): ... here.
890 * treestruct.def (TS_PHI_NODE): Remove.
891 (TS_GIMPLE_STATEMENT): Remove.
893 2009-07-06 Diego Novillo <dnovillo@google.com>
895 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
896 (debug_tree_chain): Handle cycles.
898 2009-07-06 Nick Clifton <nickc@redhat.com>
899 DJ Delorie <dj@redhat.com>
901 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
902 __FMOVD_ENABLED__ is defined.
904 (TARGET_FMOVD): Provide a default definition.
905 (MASK_FMOVD): Likewise.
906 (TARGET_CPU_CPP_BUILTINS): Define
907 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
908 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
909 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
910 (split for DF load from memory into register): Also handle
911 MEMs which consist of REG+DISP addressing.
912 (split for DF store from register to memory): Likewise.
913 (movsf_ie): Always use single fp_mode.
914 * config/sh/sh.c (sh_override_options): Do not automatically
915 enable TARGET_MOVD for the SH2A when supporting doubles - leave
916 that to the -mfmovd command line switch.
917 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
918 (fldi_ok): Always allow.
919 * config/sh/sh.opt (mfmovd): Remove this switch.
920 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
922 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
923 Kaz Kojima <kkojima@gcc.gnu.org>
925 PR rtl-optimization/30807
926 * postreload.c (reload_combine): For every new use of REG_SUM,
927 record the use of BASE.
929 2009-07-06 Jan Hubicka <jh@suse.cz>
931 * params.def: Revert my accidental commit at 2009-06-30.
933 2009-07-04 Ian Lance Taylor <iant@google.com>
936 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
938 (mingw_format_attribute_overrides): Likewise.
940 2009-07-04 Jakub Jelinek <jakub@redhat.com>
943 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
944 don't check cfa.reg. Instead of cfa.indirect use
945 fde && fde->drap_reg != INVALID_REGNUM test.
947 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
949 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
951 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
954 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
956 2009-07-03 Richard Guenther <rguenther@suse.de>
958 PR tree-optimization/40640
959 * tree-switch-conversion.c (build_arrays): Perform arithmetic
962 2009-07-03 Jan Hubicka <jh@suse.cz>
964 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
965 for size, reduce amount of inlining.
967 2009-07-03 Richard Guenther <rguenther@suse.de>
970 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
971 if t +- x is known to not overflow and the conversion widens the
973 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
975 2009-07-03 Jan Hubicka <jh@suse.cz>
977 * ipa-pure-const.c (analyze): Update loop optimizer init.
978 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
979 try_remove_empty_loop, remove_empty_loops): Remove.
980 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
981 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
982 to mark regular loops as neccesary.
983 (degenerate_phi_p): New function.
984 (propagate_necessity, remove_dead_phis): Use it.
985 (forward_edge_to_pdom): Likewise.
986 (eliminate_unnecessary_stmts): Take care to remove uses of results of
987 virtual PHI nodes that became unreachable.
988 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
989 * tree-flow.h (remove_empty_loops): Remove.
990 * passes.c (init_optimization_passes): Remove.
992 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
994 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
996 (*fix_trunc<mode>_i387_1): Ditto.
997 (*floathi<mode>2_1): Ditto.
998 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
1000 (*fist<mode>2_1): Ditto.
1001 (frndintxf2_floor): Ditto.
1002 (*fist<mode>2_floor_1): Ditto.
1003 (frndintxf2_ceil): Ditto.
1004 (*fist<mode>2_ceil_1): Ditto.
1005 (frndintxf2_trunc): Ditto.
1006 (frndintxf2_mask_pm): Ditto.
1007 (fxam<mode>2_i387_with_temp): Ditto.
1008 * config/i386/sse.md (mulv16qi3): Ditto.
1009 (*sse2_mulv4si3): Ditto.
1011 (sse4_2_pcmpestr): Ditto.
1012 (sse4_2_pcmpistr): Ditto.
1014 2009-07-03 Jan Hubicka <jh@suse.cz>
1016 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
1017 (mark_stmt_necessary): Set it.
1018 (mark_operand_necessary): Set it.
1019 (mark_control_dependent_edges_necessary): Set it.
1020 (mark_virtual_phi_result_for_renaming): New function.
1021 (get_live_post_dom): New function.
1022 (forward_edge_to_pdom): New function.
1023 (remove_dead_stmt): Fix handling of control dependences.
1024 (tree_dce_init): Init new bitmap.
1025 (tree_dce_done): Free it.
1027 2009-07-02 Richard Guenther <rguenther@suse.de>
1030 * tree-ssa-structalias.c (new_var_info): Initialize
1033 2009-07-02 Jan Hubicka <jh@suse.cz>
1035 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
1038 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
1040 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
1041 instead of recomputing it. Adjust calls.
1042 (emit_store_flag): Adjust recursive calls.
1044 2009-07-02 Richard Guenther <rguenther@suse.de>
1046 * tree-ssa-live.c (remove_unused_locals): Do not remove
1048 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
1049 of DECL_EXTERNAL for HEAP variables.
1050 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
1051 HEAP variables. Do not adjust RESTRICT vars.
1052 (find_what_var_points_to): Nobody cares if something
1055 2009-07-02 Ben Elliston <bje@au.ibm.com>
1057 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
1058 pc_low and pc_high declarations to the top of the function.
1060 2009-07-01 DJ Delorie <dj@redhat.com>
1062 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
1064 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
1065 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
1066 unspecified accesses to control registers.
1067 * config/mep/intrinsics.md: Regenerate.
1068 * config/mep/intrinsics.h: Regenerate.
1069 * config/mep/mep-intrin.h: Regenerate.
1071 2009-07-01 Anthony Green <green@moxielogic.com>
1073 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
1074 instruction when possible.
1075 (moxie_expand_prologue): Ditto. Also, save an instruction and
1076 some complexity by popping off of $r12 instead of $sp.
1077 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
1080 2009-07-01 Richard Henderson <rth@redhat.com>
1083 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
1084 contained no insns, reposition note before last insn.
1086 2009-07-01 Richard Henderson <rth@redhat.com>
1089 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
1090 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
1092 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
1095 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
1096 darwin9 for printing reg addresses with %y.
1098 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
1100 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
1101 truncation from operands in binary operations.
1103 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
1106 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
1107 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
1108 subreg of op0 to the original op0.
1110 * expmed.c (store_bit_field_1): Use a temporary as the destination
1111 instead of a paradoxical subreg when we need to truncate the result.
1113 2009-07-01 DJ Delorie <dj@redhat.com>
1115 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
1116 names to VLIW variants.
1117 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
1118 * config/mep/intrinsics.md: Regenerate.
1119 * config/mep/intrinsics.h: Regenerate.
1120 * config/mep/mep-intrin.h: Regenerate.
1122 2009-07-01 Jakub Jelinek <jakub@redhat.com>
1125 * jump.c (returnjump_p): Revert last patch.
1126 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
1128 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1131 * pa.md (casesi32p): Use jump table label to determine the offset
1133 (casesi64p): Likewise.
1135 * pa.c (forward_branch_p): Return bool type. Use instruction
1136 addresses when available. Assert that INSN has a jump label.
1137 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
1140 2009-07-01 Richard Guenther <rguenther@suse.de>
1142 PR tree-optimization/19831
1143 * tree-ssa-dce.c (propagate_necessity): Calls to functions
1144 that only act as barriers do not make any previous stores necessary.
1145 * tree-ssa-structalias.c (handle_lhs_call): Delay making
1146 HEAP variables global, do not add a constraint from nonlocal.
1147 (find_func_aliases): Handle escapes through return statements.
1148 (compute_points_to_sets): Make escaped HEAP variables global.
1150 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
1153 * expmed.c (emit_store_flag): Perform a conversion if necessary,
1154 after reducing a DImode cstore to SImode.
1156 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
1158 * expr.c (expand_expr_real_1): Reinstate fallthrough to
1159 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
1161 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
1163 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
1164 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
1166 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
1167 and umod_optab if TARGET_BSD_DIVMOD.
1168 * config/vax/lib1funcs.asm: New file.
1169 * config/vax/t-linux: New file.
1170 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
1172 2009-06-30 Jakub Jelinek <jakub@redhat.com>
1175 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
1176 to type arguments that have void type.
1179 * dwarf2out.c (gen_formal_parameter_die): Call
1180 equate_decl_number_to_die if node is different from origin.
1182 2009-06-30 Anthony Green <green@moxielogic.com>
1184 Clean up moxie port for --enable-build-with-cxx.
1185 * config/moxie/moxie.c (moxie_function_value): First two
1186 parameters are const_tree, not tree.
1187 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
1188 (REG_CLASS_NAMES): Ditto.
1189 (REGNO_REG_CLASS): Ditto.
1190 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
1191 (moxie_function_value): Fix constyness of arguments.
1193 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
1195 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
1196 finalize_size_functions before further processing.
1197 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
1198 (variable_size): Call self_referential_size on size expressions
1199 that contain a PLACEHOLDER_EXPR.
1200 (size_functions): New static variable.
1201 (copy_self_referential_tree_r): New static function.
1202 (self_referential_size): Likewise.
1203 (finalize_size_functions): New global function.
1204 * tree.c: Include tree-inline.h.
1205 (push_without_duplicates): New static function.
1206 (find_placeholder_in_expr): New global function.
1207 (substitute_in_expr) <tcc_declaration>: Return the replacement object
1209 <tcc_expression>: Likewise.
1210 <tcc_vl_exp>: If the replacement object is a constant, try to inline
1211 the call in the expression.
1212 * tree.h (finalize_size_functions): Declare.
1213 (find_placeholder_in_expr): Likewise.
1214 (FIND_PLACEHOLDER_IN_EXPR): New macro.
1215 (substitute_placeholder_in_expr): Update comment.
1216 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
1218 (copy_tree_body_r): Likewise.
1219 (copy_tree_body): New static function.
1220 (maybe_inline_call_in_expr): New global function.
1221 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
1222 (maybe_inline_call_in_expr): Declare.
1223 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
1224 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
1227 2009-06-30 Richard Guenther <rguenther@suse.de>
1229 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
1231 (propagate_necessity): Do not mark reaching defs of stores
1234 2009-06-30 Jan Hubicka <jh@suse.cz>
1236 * cfgloopanal.c (check_irred): Move into ...
1237 (mark_irreducible_loops): ... here; return true if ireducible
1239 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
1240 (analyze_function): Try to prove loop finiteness.
1241 * cfgloop.h (mark_irreducible_loops): Update prototype.
1242 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
1244 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
1246 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
1248 2009-06-30 Ira Rosen <irar@il.ibm.com>
1250 PR tree-optimization/40542
1251 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
1254 2009-06-30 Martin Jambor <mjambor@suse.cz>
1256 PR tree-optimization/40582
1257 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
1258 than useless_type_conversion_p.
1259 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
1262 2009-06-30 Martin Jambor <mjambor@suse.cz>
1265 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
1267 2009-06-30 Richard Guenther <rguenther@suse.de>
1269 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
1270 use ao_ref references.
1271 (walk_aliased_vdefs): Likewise.
1272 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
1273 * tree-ssa-dce.c (struct ref_data): Remove.
1274 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
1275 (mark_aliased_reaching_defs_necessary): Adjust.
1276 (mark_all_reaching_defs_necessary_1): Likewise.
1278 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
1281 * expmed.c (emit_cstore): New name of emit_store_flag_1.
1282 (emit_store_flag_1): Extract from emit_store_flag, adjust
1283 calls to (what now is) emit_cstore.
1284 (emit_store_flag): Call emit_store_flag_1 and also use it
1285 for what used to be recursive calls.
1287 2009-06-30 Wei Guozhi <carrot@google.com>
1290 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
1291 if the target bb post dominates from bb.
1292 * config/i386/i386.c (memory_address_length): Check existence of base
1293 register before using it.
1295 2009-06-30 Nick Clifton <nickc@redhat.com>
1296 DJ Delorie <dj@redhat.com>
1298 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
1299 __FMOVD_ENABLED__ is defined.
1301 (TARGET_FMOVD): Provide a default definition.
1302 (MASK_FMOVD): Likewise.
1303 (TARGET_CPU_CPP_BUILTINS): Define
1304 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
1305 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
1306 two fmov instructions depending upon whether TARGET_FMOVD is
1308 (split for DF load from memory into register): Also handle
1309 MEMs which consist of REG+DISP addressing.
1310 (split for DF store from register to memory): Likewise.
1311 * config/sh/sh.opt (mfmovd): Remove this switch.
1312 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
1313 * config/sh/sh.c (sh_override_options): Do not automatically
1314 enable TARGET_MOVD for the SH2A when supporting doubles - leave
1315 that to the -mfmovd command line switch.
1317 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
1319 (fldi_ok): Always allow.
1320 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
1322 2009-06-29 DJ Delorie <dj@redhat.com>
1324 * doc/install.texi (mep-x-elf): Correct chip's full name.
1326 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
1328 * doc/extend.texi: Fix typo.
1330 2009-06-29 Tom Tromey <tromey@redhat.com>
1333 * Makefile.in (DWARF2_H): New variable.
1335 (dwarf2out.o): Likewise.
1336 (dwarf2asm.o): Likewise.
1337 * config/i386/t-i386: Use DWARF2_H.
1338 * except.c: Include elf/dwarf2.h.
1339 * unwind-dw2.c: Include elf/dwarf2.h.
1340 * dwarf2out.c: Include elf/dwarf2.h.
1341 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
1342 <dtprel>: New field.
1343 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
1344 (size_of_loc_descr): Likewise.
1345 (output_loc_operands_raw): Likewise.
1346 (output_loc_operands): Handle new dtprel field.
1347 (loc_checksum): Update.
1348 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
1349 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
1350 * unwind-dw2-fde.c: Include elf/dwarf2.h.
1351 * dwarf2asm.c: Include elf/dwarf2.h.
1352 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
1353 * config/mmix/mmix.c: Include elf/dwarf2.h.
1354 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
1355 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
1356 * config/sh/sh.c: Include elf/dwarf2.h.
1357 * config/i386/i386.c: Include elf/dwarf2.h.
1359 2009-06-29 DJ Delorie <dj@redhat.com>
1361 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
1363 * doc/extend.texi: Add MeP attributes and pragmas.
1364 * doc/invoke.text: Add MeP Options.
1365 * doc/contrib.texi: Add MeP contribution.
1366 * doc/md.texi: Add MeP constraints.
1367 * doc/install.texi: Add MeP target.
1369 2009-06-30 Anatoly Sokolov <aesok@post.ru>
1371 * target.h (struct gcc_target): Add frame_pointer_required field.
1372 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
1373 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
1374 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
1376 * reload1.c (update_eliminables): (Ditto.).
1377 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
1378 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
1379 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
1381 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
1383 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
1384 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1385 (arm_frame_pointer_required): New function.
1387 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
1388 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1389 (avr_frame_pointer_required_p): Declare as static.
1390 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
1392 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
1393 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1394 (bfin_frame_pointer_required): Make as static, change return type
1396 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
1398 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
1399 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1400 (cris_frame_pointer_required): New function.
1402 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
1404 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
1405 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1406 (fr30_frame_pointer_required): New function.
1408 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
1409 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1410 (frv_frame_pointer_required): Make as static, change return type
1412 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
1414 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
1415 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1416 (ix86_frame_pointer_required): Make as static, change return type to
1418 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
1420 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
1421 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1423 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
1425 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
1427 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
1429 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
1430 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1431 (mips_frame_pointer_required): Make as static.
1432 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
1434 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
1435 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1436 (mmix_frame_pointer_required): Mew function.
1438 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
1439 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1441 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
1443 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
1445 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
1447 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
1448 (CAN_ELIMINATE): Redefine.
1449 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1450 (sparc_frame_pointer_required): New function.
1451 (sparc_can_eliminate): New function.
1452 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
1454 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
1455 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1457 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
1458 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1459 (xtensa_frame_pointer_required): Make as static, change return type
1461 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
1464 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
1466 * doc/plugins.texi: Document PLUGIN_START_UNIT.
1467 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
1468 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
1469 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
1470 (register_callback): Handle PLUGIN_START_UNIT.
1471 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
1473 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
1475 * tree.c (process_call_operands): Propagate TREE_READONLY from the
1477 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
1478 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
1480 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
1482 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
1485 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
1487 * doc/extend.texi (Additional Floating Types): __float128 is also
1488 supported on i386 targets.
1490 2009-06-29 Richard Guenther <rguenther@suse.de>
1493 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
1495 (pt_solutions_same_restrict_base): Declare.
1496 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
1498 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
1499 (make_constraint_from, make_copy_constraint): Move earlier.
1500 (make_constraint_from_heapvar): New function.
1501 (make_constraint_from_restrict): Likewise.
1502 (handle_lhs_call): Use it.
1503 (find_func_aliases): Use it to track conversions to restrict
1505 (struct fieldoff): Add only_restrict_pointers flag.
1506 (push_fields_onto_fieldstack): Initialize it.
1507 (create_variable_info_for): Track global restrict qualified pointers.
1508 (intra_create_variable_infos): Use make_constraint_from_heapvar.
1509 Track restrict qualified pointer arguments.
1510 (set_uids_in_ptset): Use varinfo is_global_var flag.
1511 (find_what_var_points_to): Set the vars_contains_restrict flag.
1512 Always create the points-to solution for sets including restrict tags.
1513 (pt_solutions_same_restrict_base): New function.
1514 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
1515 qualified pointers use pt_solutions_same_restrict_base as
1516 additional source for disambiguation.
1518 2009-06-29 Richard Guenther <rguenther@suse.de>
1521 * alias.c (find_base_decl): Remove.
1522 (get_deref_alias_set_1): Remove restrict handling.
1523 * c-common.c (c_apply_type_quals_to_decl): Do not set
1524 DECL_POINTER_ALIAS_SET.
1525 * gimplify.c (find_single_pointer_decl_1): Remove.
1526 (find_single_pointer_decl): Likewise.
1527 (internal_get_tmp_var): Remove restrict handling.
1528 (gimple_regimplify_operands): Likewise.
1529 * omp-low.c (expand_omp_atomic_pipeline): Do not set
1530 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
1531 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
1532 * tree.c (restrict_base_for_decl): Remove.
1533 (init_ttree): Do not allocate it.
1534 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
1535 LABEL_DECL_UID for label decls.
1536 (copy_node_stat): Do not copy restrict information.
1537 (decl_restrict_base_lookup): Remove.
1538 (decl_restrict_base_insert): Likewise.
1539 (print_restrict_base_statistics): Likewise.
1540 (dump_tree_statistics): Do not call print_restrict_base_statistics.
1541 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
1542 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
1543 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
1544 (LABEL_DECL_UID): Adjust.
1545 (DECL_BASED_ON_RESTRICT_P): Remove.
1546 (DECL_GET_RESTRICT_BASE): Likewise.
1547 (SET_DECL_RESTRICT_BASE): Likewise.
1548 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
1550 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
1551 instead of DECL_POINTER_ALIAS_SET.
1552 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
1553 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
1554 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
1556 2009-06-29 Richard Guenther <rguenther@suse.de>
1558 PR tree-optimization/40579
1559 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
1560 the IL to simplify has constants that overflowed.
1562 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
1564 PR tree-optimization/40550
1565 * tree-vect-generic.c (expand_vector_operations_1): Compute in
1566 vector_compute_type only when the size of vector_compute_type is
1567 less than the size of type.
1569 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
1571 * fold-const.c (contains_label_1): Fix comments.
1572 (contains_label_p): Do not walk trees multiple time.
1574 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1576 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
1577 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
1578 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
1579 ix86_fp_comparison_operator.
1580 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
1581 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
1582 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
1583 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
1584 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
1585 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
1586 (related splits): Change predicate to ix86_fp_comparison_operator.
1587 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
1588 instead of ix86_fp_comparison_codes.
1589 (ix86_trivial_fp_comparison_operator,
1590 ix86_fp_comparison_operator): New.
1591 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
1592 (ix86_expand_compare): Eliminate last two parameters.
1593 (ix86_fp_jump_nontrivial_p): Kill.
1594 * config/i386/i386.c (put_condition_code): Eliminate call to
1595 ix86_fp_comparison_codes and subsequent assertion.
1596 (ix86_fp_comparison_codes): Eliminate.
1597 (ix86_fp_swap_condition): New.
1598 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
1599 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
1600 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
1601 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
1602 and ix86_fp_swap_condition.
1603 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
1604 Use ix86_fp_comparison_strategy.
1605 (ix86_expand_compare): Likewise. Eliminate last two arguments.
1606 (ix86_fp_jump_nontrivial_p): Eliminate.
1607 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
1608 call to ix86_expand_compare.
1609 (ix86_split_fp_branch, ix86_expand_setcc,
1610 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
1611 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
1613 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1615 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
1616 related to jump_clobbers.
1617 * config/arm/arm.md (conds): Remove jump_clob case.
1618 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
1619 splits): Change comparison_operator to arm_comparison_operator.
1620 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
1623 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1625 * dojump.c (do_compare_rtx_and_jump): Try swapping the
1626 condition for floating point modes.
1627 * expmed.c (emit_store_flag_1): Move here a bigger part
1629 (emit_store_flag): Try swapping the condition for floating point
1631 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
1633 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1635 * expr.c (expand_expr_real_1): Just use do_store_flag.
1636 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
1637 emit_store_flag_force.
1638 * expmed.c (emit_store_flag_force): Copy here trick
1639 previously in expand_expr_real_1. Try reversing the comparison.
1640 (emit_store_flag_1): Work if target is NULL.
1641 (emit_store_flag): Work if target is NULL, using the result mode
1642 from the comparison. Use split_comparison, restructure final part
1643 to simplify conditionals.
1645 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1647 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
1648 * dojump.c (do_jump): Change handling of floating-point
1649 ops to use just do_compare_and_jump.
1650 (split_comparison): New.
1651 (do_compare_rtx_and_jump): Add here logic coming previously
1652 in do_jump, using split_comparison.
1654 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
1657 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
1659 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1661 * tree-ssa-alias.c: Fix unintentional commit.
1663 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1665 * passes.c (execute_one_pass): Fix unintentional commit.
1667 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1669 * df-problems.c (df_set_seen, df_unset_seen): Delete.
1670 (df_rd_local_compute, df_md_local_compute): Inline them.
1672 (df_md_scratch): New.
1673 (df_md_alloc, df_md_free): Allocate/free it.
1674 (df_md_local_compute): Only include live registers in init.
1675 (df_md_transfer_function): Prune the in-set computed by
1676 the confluence function, and the gen-set too.
1678 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1680 PR rtl-optimization/26854
1681 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
1682 * df-problems.c (df_rd_add_problem): Fix comment.
1683 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
1684 df_md_simulate_artificial_defs_at_top,
1685 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
1686 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
1687 df_md_transfer_function, df_md_init, df_md_confluence_0,
1688 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
1689 problem_MD, df_md_add_problem): New.
1690 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
1691 df_md_get_bb_info): New.
1692 (DF_LAST_PROBLEM_PLUS1): Adjust.
1694 * Makefile.in (fwprop.o): Include domwalk.h.
1695 * fwprop.c: Include domwalk.h.
1696 (reg_defs, reg_defs_stack): New.
1697 (bitmap_only_bit_between): Remove.
1698 (process_defs): New.
1699 (process_uses): Use reg_defs and local_md instead of
1700 bitmap_only_bit_between and local_rd.
1701 (single_def_use_enter_block): New, from build_single_def_use_links.
1702 (single_def_use_leave_block): New.
1703 (build_single_def_use_links): Remove code moved to
1704 single_def_use_enter_block, invoke domwalk.
1705 (use_killed_between): Adjust comment.
1707 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1709 * bitmap.h (bitmap_ior_and_into): New.
1710 * bitmap.c (bitmap_ior_and_into): New.
1712 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1714 * domwalk.h (struct dom_walk_data): Remove all callbacks except
1715 before_dom_children_before_stmts and after_dom_children_after_stmts.
1716 Rename the two remaining callbacks to just before_dom_children and
1717 after_dom_children. Remove other GIMPLE statement walking bits.
1718 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
1719 * graphite.c: Do not include domwalk.h.
1720 * tree-into-ssa.c (interesting_blocks): New global.
1721 (struct mark_def_sites_global_data): Remove it and names_to_rename.
1722 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
1723 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
1724 now that they're not domwalk callbacks.
1725 (rewrite_initialize_block): Rename to...
1726 (rewrite_enter_block): ... this, place after called functions. Test
1727 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
1728 (rewrite_finalize_block): Rename to...
1729 (rewrite_leave_block): ... this, place after called functions.
1730 (rewrite_update_init_block): Rename to...
1731 (rewrite_update_enter_block): ... this, place after called functions.
1732 Test interesting_blocks, call rewrite_update_stmt and
1733 rewrite_update_phi_arguments.
1734 (rewrite_update_fini_block): Rename to...
1735 (rewrite_leave_block): ... this, place after called functions.
1736 (rewrite_blocks): Remove last argument, simplify initialization of
1738 (mark_def_sites_initialize_block): Rename to...
1739 (mark_def_sites_block): ... this, call mark_def_sites.
1740 (mark_def_sites_blocks): Remove argument, simplify initialization of
1742 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
1743 (update_ssa): Likewise.
1744 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
1746 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
1747 (dom_opt_initialize_block): Rename to...
1748 (dom_opt_enter_block): ... this, place after called functions. Walk
1749 statements here, inline propagate_to_outgoing_edges.
1750 (dom_opt_finalize_block): Rename to...
1751 (dom_opt_leave_block): ... this, place after called functions.
1752 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
1754 (dse_enter_block, dse_record_phi): New.
1755 (dse_record_phis): Delete.
1756 (dse_finalize_block): Rename to...
1757 (dse_leave_block): ... this.
1758 (tree_ssa_dse): Simplify initialization of walk_data.
1759 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
1760 Adjust initialization of walk_data.
1761 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
1762 * tree-ssa-loop-phiopt.c (get_non_trapping):
1763 Adjust initialization of walk_data.
1764 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
1765 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
1766 it's not a domwalk callback.
1767 (uncprop_initialize_block): Rename to...
1768 (dse_enter_block): ... this, call uncprop_into_successor_phis.
1769 (dse_finalize_block): Rename to...
1770 (dse_leave_block): ... this.
1771 (tree_ssa_uncprop): Simplify initialization of walk_data.
1772 * Makefile.in: Adjust dependencies.
1774 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
1776 * arm.md (casesi): Fix test for Thumb1.
1777 (thumb1_casesi_internal_pic): Likewise.
1778 (thumb1_casesi_dispatch): Likewise.
1780 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
1782 * config/arm/arm-cores.def: Added core cortex-m0.
1783 * config/arm/arm-tune.md: Regenerated.
1784 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
1786 2009-06-26 DJ Delorie <dj@redhat.com>
1788 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
1790 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
1791 the scheduler doesn't tag jump insns.
1793 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
1795 * c-decl.c (merge_decls): Re-indent.
1797 2009-06-26 Janis Johnson <janis187@us.ibm.com>
1800 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
1801 Special-case decimal float constants.
1803 2009-06-26 Richard Henderson <rth@redhat.com>
1805 * function.h (struct function): Add cannot_be_copied_reason,
1806 and cannot_be_copied_set.
1807 * tree-inline.c (has_label_address_in_static_1): Rename from
1808 inline_forbidden_p_2; don't set inline_forbidden_reason here.
1809 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
1810 don't set inline_forbidden_reason.
1811 (copy_forbidden): New function, split out of inline_forbidden_p.
1812 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
1813 (inline_forbidden_p): Use copy_forbidden.
1814 (tree_versionable_function_p): Likewise.
1815 (inlinable_function_p): Merge into tree_inlinable_function_p.
1816 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
1817 * ipa-cp.c (ipcp_versionable_function_p): New function.
1818 (ipcp_cloning_candidate_p): Use it.
1819 (ipcp_node_modifiable_p): Likewise.
1821 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
1823 * builtins.c (expand_builtin_alloca): Handle builtin alloca
1824 that is marked not to be inlined. Remove flag_mudflap use.
1825 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
1826 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
1828 2009-06-26 Steve Ellcey <sje@cup.hp.com>
1831 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
1832 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
1834 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
1836 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
1838 (__mingwthr_remove_key_dtor): Likewise.
1840 2009-06-26 Richard Guenther <rguenther@suse.de>
1842 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
1844 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
1847 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
1848 try the non-cond_exec path also.
1850 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1853 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
1854 (output_cbranch): Use new functions.
1855 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
1858 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
1859 Pat Haugen <pthaugen@us.ibm.com>
1860 Revital Eres <ERES@il.ibm.com>
1862 * config/rs6000/rs6000.c (print_operand): Correct lossage message
1863 for %c error. Add %x support to print VSX registers as a unified
1864 register set, instead of separate float and altivec registers.
1865 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
1866 %y case, and add support for VSX pre-modify addresses.
1867 (output_toc): Add assert for CONST containing an integer constant
1869 (rs6000_adjust_cost): Add POWER7 support.
1870 (insn_must_be_first_in_group): Ditto.
1871 (insn_must_be_last_in_group): Ditto.
1872 (rs6000_emit_popcount): Ditto.
1873 (rs6000_vector_mode_supported_p): Ditto.
1875 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
1876 Change some of the functions called by macros to being called
1877 through a pointer, so debug functions can be inserted if
1878 -mdebug=addr or -mdebug=cost.
1879 (rs6000_preferred_reload_class_ptr): Ditto.
1880 (rs6000_secondary_reload_class_ptr): Ditto.
1881 (rs6000_secondary_memory_needed_ptr): Ditto.
1882 (rs6000_cannot_change_mode_class_ptr): Ditto.
1883 (rs6000_secondary_reload_inner): Ditto.
1884 (rs6000_legitimize_reload_address): Ditto.
1885 (rs6000_legitimize_reload_address_ptr): Ditto.
1886 (rs6000_mode_dependent_address): Ditto.
1887 (rs6000_mode_dependent_address_ptr): Ditto.
1889 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
1890 function to return true if the mode allows reg + integer
1892 (virtual_stack_registers_memory_p): New function to return true if
1893 the address refers to a virtual stack register.
1894 (rs6000_legitimate_offset_address_p): Move code to say whether a
1895 mode supports reg+int addressing to reg_offset_addressing_ok_p and
1897 (rs6000_legitimate_address_p): Add checks for modes that only can
1898 do reg+reg addressing. Start adding VSX support.
1899 (rs6000_legitimize_reload_address): Ditto.
1900 (rs6000_legitimize_address): Ditto.
1901 (rs6000_debug_legitimate_address_p): New debug functions for
1902 -mdebug=addr and -mdebug=cost.
1903 (rs6000_debug_rtx_costs): Ditto.
1904 (rs6000_debug_address_costs): Ditto.
1905 (rs6000_debug_adjust_cost): Ditto.
1906 (rs6000_debug_legitimize_address): Ditto.
1907 (rs6000_legitimize_reload_address_ptr): Point to call normal
1908 function or debug function. Make functions called via pointer
1910 (rs6000_mode_dependent_address_ptr): Ditto.
1911 (rs6000_secondary_reload_class_ptr): Ditto.
1912 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
1913 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
1914 into a friendlier error.
1915 (rs6000_init_builtins): Add initial VSX support.
1916 (rs6000_adjust_cost): Fix some spacing issues.
1918 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
1919 (REG_CLASS_NAMES): Ditto.
1920 (REG_CLASS_CONTENTS): Ditto.
1921 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
1922 pointer, to add -mdebug=addr support.
1923 (CANNOT_CHANGE_MODE_CLASS): Ditto.
1924 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
1925 -mdebug=addr support.
1926 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
1927 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
1928 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
1930 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
1932 (bswapsi*): Set attribute types for load/store. Add combiner
1933 patterns to eliminate zero extend on 64-bit.
1934 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
1935 stdbrx if the hardware supports those instructions.
1937 2009-06-25 Ian Lance Taylor <iant@google.com>
1939 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
1940 (Link Options): Document -static-libstdc++.
1942 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
1945 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
1946 DATA_ALIGNMENT instead.
1948 2009-06-25 Richard Guenther <rguenther@suse.de>
1950 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
1951 indirect references against the callused/escaped solutions.
1952 (call_may_clobber_ref_p_1): Likewise.
1954 2009-06-25 Martin Jambor <mjambor@suse.cz>
1956 PR tree-optimization/40493
1957 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
1958 (enum unscalarized_data_handling): New type.
1959 (handle_unscalarized_data_in_subtree): Return what has been done.
1960 (load_assign_lhs_subreplacements): Handle left flushes differently.
1961 (sra_modify_assign): Use unscalarized_data_handling, simplified
1962 condition determining whether to remove the statement.
1964 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
1966 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
1967 excerpt - @ should be doubled for texinfo.
1969 2009-06-24 Ian Lance Taylor <iant@google.com>
1971 * config/arc/arc.c: Include "df.h".
1972 (arc_attribute_table): Make static. Move higher in file.
1973 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
1974 (output_shift): Initialize n later to avoid warning.
1975 * config/arm/arm.c (arm_attribute_table): Make static. Move
1977 * config/avr/avr.c (avr_attribute_table): Make static. Move
1979 (reg_class_tab): Change array type from int to enum reg_class.
1980 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
1982 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
1983 (lshrhi3_out): Likewise.
1984 (class_likely_spilled_p): Change return type to bool.
1985 (avr_rtx_costs): Use local code variable with enum type.
1986 * config/avr/avr.md (movmemhi): Use add_reg_note.
1987 (andhi3, andsi3): Don't use AS2 with "and".
1988 (iorhi3, iorsi3): Don't use AS2 with "or".
1989 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
1990 * config/crx/crx.c: Include "df.h".
1991 (crx_attribute_table): Make static.
1992 * config/m32r/m32r.c: Include "df.h".
1993 (m32r_attribute_table): Make static. Move higher in file.
1994 (pop): Use add_reg_note.
1995 (block_move_call): Change 0 to LCT_NORMAL in function call.
1996 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
1997 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
1998 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
1999 declare, not just when TREE_CODE is defined.
2000 * config/m68hc11/m68hc11.c: Include "expr.h".
2001 (m68hc11_attribute_table): Make static. Move higher in file.
2002 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
2004 (m68hc11_register_indirect_p): Likewise.
2005 (m68hc11_function_arg_padding): Change return type to enum
2007 (emit_move_after_reload): Use add_reg_note.
2008 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
2009 (m68hc11_split_logical): Likewise.
2010 (m68hc11_rtx_costs): Add local code_and outer_code variables with
2012 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
2013 to VOIDmode in function call.
2014 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
2016 (m68hc11_split_logical): Update declaration.
2017 (m68hc11_function_arg_padding): Update declaration.
2018 * config/mcore/mcore.c (regno_reg_class): Change form array of int
2019 to array of enum reg_class.
2020 (mcore_attribute_table): Make static. Move higher in file.
2021 (mcore_rtx_costs): Add cast to enum type.
2022 * config/mcore/mcore.h (regno_reg_class): Update declaration.
2023 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
2024 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
2026 * config/sh/predicates.md (trapping_target_operand): Rename and to
2028 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
2030 * config/spu/spu.c (spu_attribute_table): Make static. Move
2032 * config/v850/v850.c (v850_attribute_table): Make static. Move
2034 (v850_rtx_costs): Use local code with enum type.
2035 (expand_epilogue): Add cast.
2036 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
2038 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
2041 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
2042 -m2a-single-only and -m2a-nofpu.
2043 * config/sh/sh.opt: Document m2a generates FPU code.
2045 2009-06-24 Anatoly Sokolov <aesok@post.ru>
2047 * defaults.h (CAN_ELIMINATE): Provide default.
2048 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
2049 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
2050 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
2051 * config/spu/spu.h (CAN_ELIMINATE): Delete.
2052 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
2053 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
2054 * config/cris/cris.h (CAN_ELIMINATE): Delete.
2055 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
2056 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
2057 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
2059 2009-06-24 DJ Delorie <dj@redhat.com>
2061 * mep-ext-cop.cpu: Fix copyright notice.
2062 * mep-default: Fix copyright notice.
2063 * mep-core: Fix copyright notice.
2064 * mep: Fix copyright notice.
2065 * mep-ivc2: Fix copyright notice.
2066 * mep-c5: Fix copyright notice.
2068 2009-06-24 Denis Chertykov <chertykov@gmail.com>
2070 * doc/contrib.texi (Contributors):
2072 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
2075 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
2076 src and dst operands if necessary.
2078 2009-06-23 DJ Delorie <dj@redhat.com>
2081 * config.gcc: Add mep support.
2082 * recog.c: Resurrect validate_replace_rtx_subexp().
2083 * recog.h: Likewise.
2084 * config/mep/: Add new port:
2085 * config/mep/constraints.md: New file.
2086 * config/mep/default.h: New file.
2087 * config/mep/intrinsics.h: New file.
2088 * config/mep/intrinsics.md: New file.
2089 * config/mep/ivc2-template.h: New file.
2090 * config/mep/mep-c5.cpu: New file.
2091 * config/mep/mep-core.cpu: New file.
2092 * config/mep/mep-default.cpu: New file.
2093 * config/mep/mep-ext-cop.cpu: New file.
2094 * config/mep/mep-intrin.h: New file.
2095 * config/mep/mep-ivc2.cpu: New file.
2096 * config/mep/mep-lib1.asm: New file.
2097 * config/mep/mep-lib2.c: New file.
2098 * config/mep/mep-pragma.c: New file.
2099 * config/mep/mep-protos.h: New file.
2100 * config/mep/mep-tramp.c: New file.
2101 * config/mep/mep.c: New file.
2102 * config/mep/mep.cpu: New file.
2103 * config/mep/mep.h: New file.
2104 * config/mep/mep.md: New file.
2105 * config/mep/mep.opt: New file.
2106 * config/mep/predicates.md: New file.
2107 * config/mep/t-mep: New file.
2109 2009-06-23 Ian Lance Taylor <iant@google.com>
2111 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
2112 from loose_warn into c_loose_warn and from strict_warn into
2113 c_strict_warn. Set and substitute warn_cxxflags. Check for
2114 --enable-build-with-cxx. Set and substitute
2115 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
2116 * Makefile.in (CXXFLAGS): New variable.
2117 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
2118 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
2119 the default is the same as $(STRICT_WARN).
2120 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
2121 (CXX): New variable.
2122 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
2123 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
2124 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
2125 (HOST_LIBS): New variable.
2126 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
2127 (ALL_CXXFLAGS): New variable.
2128 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
2129 * doc/install.texi (Configuration): Document
2130 --enable-build-with-cxx, --with-stage1-ldflags,
2131 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
2132 * configure: Rebuild.
2134 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2136 * config/arm/arm.c (arm_override_options): Fix braces and formatting
2137 from previous commit.
2139 2009-06-23 Ian Lance Taylor <iant@google.com>
2141 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
2143 2009-06-23 Ian Lance Taylor <iant@google.com>
2145 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
2146 with ATTRIBUTE_UNUSED.
2148 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2149 Pat Haugen <pthaugen@us.ibm.com>
2150 Revital Eres <eres@il.ibm.com>
2152 * config.in (HAVE_AS_POPCNTD): Add default definition.
2153 (HAVE_AS_LWSYNC): Ditto.
2155 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
2157 (gcc_cv_as_powerpc_cmpb): Ditto.
2158 (gcc_cv_as_powerpc_dfp): Ditto.
2159 (gcc_cv_as_powerpc_vsx): Ditto.
2160 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
2161 supporting the popcntd/lwsync instructions.
2162 (gcc_cv_as_powerpc_lwsync): Ditto.
2163 * configure: Regenerate.
2165 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
2166 -mcpu=native and -mcpu=power7.
2167 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
2169 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
2170 a variable instead of a mask to reduce the number of mask bits.
2171 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
2172 (-mbit-word): Ditto.
2173 (-mregnames): Ditto.
2174 * config/rs6000/rs6000.opt (-mupdate): Ditto.
2175 (-mfused-madd): Ditto.
2177 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
2179 (-mvsx): New switch for VSX instructions.
2180 (-misel): Move from a variable to a mask to allow it to be set by
2183 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
2184 function declaration to an array declaration.
2185 (rs6000_hard_regno_nregs): New external array declaration.
2187 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
2188 files included by rs6000.md.
2190 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
2191 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
2193 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
2195 (rs6000_debug_reg): New -mdebug= variables.
2196 (rs6000_debug_addr): Ditto.
2197 (rs6000_debug_cost): Ditto.
2198 (rs6000_pmode): New variable to hold Pmode.
2199 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
2200 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
2201 calculated at compiler start.
2202 (rs6000_hard_regno_nregs): Change function to an array which holds
2203 HARD_REGNO_NREGS calculated at compiler start.
2204 (rs6000_explicit_options): Delete isel field.
2205 (rs6000_vector_unit): New array to hold which vector unit
2206 supports arithmetic options for a given type.
2207 (rs6000_vector_mem): New array to hold which vector unit supports
2208 memory reference operations for a given type.
2209 (rs6000_vector_align): New array to given the alignment of each
2211 (power7_cost): New basic costs for power7.
2212 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
2213 (rs6000_hard_regno_nregs_internal): New function, moved from
2214 HARD_REGNO_NREGS, to calculate the number of registers each hard
2215 register takes for each type.
2216 (rs6000_debug_reg_print): New function for -mdebug=reg support.
2217 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
2218 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
2219 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
2220 unit information here so it is calculated once at compiler startup
2222 (rs6000_override_options): Make -misel a target mask. Add more
2223 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
2224 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
2226 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
2227 (rs6000_handle_option): Move -misel from variable to target mask.
2228 (rs6000_builtin_mask_for_load): Add VSX support.
2229 (rs6000_conditional_register_usage): Ditto.
2230 (USE_ALTIVEC_FOR_ARG_P): Ditto.
2231 (function_arg_boundary): Ditto.
2232 (rs6000_expand_builtin): Ditto.
2233 (def_builtin): Make abort message a little friendlier.
2234 (rs6000_emit_int_cmove): Add support for 64-bit isel.
2236 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
2237 assembler support the popcntd instruction instead of a vsx
2238 instruction to enable power7 support.
2239 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
2240 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
2241 option to the assembler if -mcpu=native.
2242 (ASM_CPU_NATIVE_SPEC): Ditto.
2243 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
2245 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
2246 the lwsync instruction.
2247 (enum processor_type): Add PROCESSOR_POWER7.
2248 (rs6000_debug_reg): New -mdebug= options.
2249 (rs6000_debug_addr): Ditto.
2250 (rs6000_debug_cost): Ditto.
2251 (rs6000_isel): Delete.
2252 (enum rs6000_vector): New enum to say what vector unit we have.
2253 (VECTOR_UNIT_*): New macros to say which vector unit has
2254 arithmetic operations for a given type.
2255 (VECTOR_MEM_*): New macros to say which vector unit has memory
2256 operations for a given type.
2257 (TARGET_LDBRX): Whether the machine supports the ldbrx
2259 (TARGET_ISEL): Delete, -misel moved to be a mask.
2260 (TARGET_ISEL64): New macro for 64-bit isel support.
2261 (UNITS_PER_VSX_WORD): New macro.
2262 (POINTER_SIZE): Move to be an external variable, rather than
2263 calculating whether we are generating 32 ot 64-bit code.
2265 (STACK_BOUNDARY): Add VSX support.
2266 (LOCAL_ALIGNMENT): Ditto.
2267 (SLOW_UNALIGNED_ACCESS): Ditto.
2268 (VSX_REGNO_P): New macro for VSX support.
2269 (VFLOAT_REGNO_P): Ditto.
2270 (VINT_REGNO_P): Ditto.
2271 (VLOGICAL_REGNO_P): Ditto.
2272 (VSX_VECTOR_MODE): Ditto.
2273 (VSX_SCALAR_MODE): Ditto.
2275 (VSX_MOVE_MODE): Ditto.
2276 (VSX_REG_CLASS_P): Ditto.
2277 (HARD_REGNO_NREGS): Instead of calling a function, use an array
2279 (UNITS_PER_SIMD_WORD): Add VSX support.
2280 (MODES_TIEABLE_P): Ditto.
2281 (STARTING_FRAME_OFFSET): Ditto.
2282 (STACK_DYNAMIC_OFFSET): Ditto.
2283 (EPILOGUE_USES): Ditto.
2284 (REGNO_REG_CLASS): Move to array lookup.
2285 (CLASS_MAX_NREGS): Ditto.
2286 (rs6000_vector_reg_class): Add declaration.
2287 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
2288 overlap with the floating point and Altivec registers.
2290 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
2292 * config/rs6000/driver-rs6000.c (asm_names): New static array to
2293 give the appropriate asm switches if -mcpu=native.
2294 (host_detect_local_cpu): Add support for "asm".
2295 (host_detect_local_cpu): Follow GNU code guidelines for name.
2297 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
2298 -mbit-word to a variable instead of being a target mask.
2300 * config/rs6000/sync.md (lwsync): If the assembler supports it,
2301 emit the lwsync instruction instead of emitting the instruction as
2302 an integer constant.
2304 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
2305 fixuns_trundfsi2, move expander into rs6000.md.
2307 * config/rs6000/rs6000.md (cpu): Add power7.
2308 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
2309 (logical predicate patterns): Change the single instruction
2310 primitives that set CR0 to be fast_compare instead of compare.
2312 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
2313 (popcntddi2): Ditto.
2314 (popcount<mode>): Ditto.
2315 (floating multiply/add insns): Name the floating point
2317 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
2318 (isel_unsigned_<mode>): Ditto.
2319 (fixuns_trundfsi2): Move expander here from spe.md.
2320 (smindi3): Define if we have -misel on 64-bit systems.
2325 2009-06-23 Anatoly Sokolov <aesok@post.ru>
2327 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
2329 * config/avr/avr.c (avr_current_device): New variable.
2330 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
2331 (avr_arch, mcu_type_s): Move to avr.h.
2332 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
2333 default_data_section_start fields.
2334 (avr_arch): Moved from avr.c.
2335 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
2336 library_name fields.
2337 (avr_current_device, avr_mcu_types, avr_arch_types,
2338 avr_device_to_arch, avr_device_to_data_start,
2339 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
2340 (EXTRA_SPEC_FUNCTIONS): Define.
2341 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
2342 options mapping. Use device_to_arch and device_to_data_start insted.
2343 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
2344 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
2345 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
2346 * config/avr/driver-avr.c: New file.
2347 * config/avr/avr-devices.c: New file.
2349 2009-06-23 Jakub Jelinek <jakub@redhat.com>
2351 * var-tracking.c (unshare_variable): Force initialized to
2352 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
2353 (set_variable_part): Likewise.
2354 (struct variable_union_info): Remove pos_src field.
2355 (vui_vec, vui_allocated): New variables.
2356 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
2357 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
2358 == 1 use a simpler sorting algorithm. Compute pos field right
2359 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
2360 Avoid quadratic comparison if !flag_var_tracking_uninit.
2361 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
2362 unshare_variable unconditionally.
2363 (dataflow_set_different_2): Removed.
2364 (dataflow_set_different): Don't traverse second hash table.
2365 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
2366 unconditionally to var_reg_set or var_mem_set.
2367 (emit_notes_in_bb): Likewise.
2368 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
2370 (emit_note_insn_var_location): Don't set initialized to
2371 VAR_INIT_STATUS_INITIALIZED early.
2372 (vt_finalize): Free vui_vec if needed, clear vui_vec and
2374 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
2376 * tree-object-size.c (addr_object_size): Instead of checking
2377 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
2378 are no FIELD_DECLs following it.
2380 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
2382 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
2383 order to match bswaps with signed source operands.
2385 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2387 * sdbout.c (sdbout_one_type): Fix braces in switch.
2389 2009-06-23 Richard Guenther <rguenther@suse.de>
2391 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
2393 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
2394 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
2395 var_callused, callused_tree, var_storedanything, storedanything_tree,
2396 var_integer, integer_tree): Remove global variables.
2397 (new_var_info): Do not pass new id, append the new var to the
2398 global variable vector.
2399 (do_ds_constraint): Use is_global_var member of the variable-info.
2400 (new_scalar_tmp_constraint_exp): Adjust.
2401 (create_function_info_for): Likewise.
2402 (create_variable_info_for): Likewise.
2403 (find_what_var_points_to): Remove dead code.
2404 (init_base_vars): Simplify.
2405 (compute_points_to_sets): Adjust.
2407 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
2409 * combine.c (try_combine): Dump information about the insns we're
2412 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
2414 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
2415 check when calling force_to_mode on TRUNCATE's operand.
2417 2009-06-22 Ian Lance Taylor <iant@google.com>
2419 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
2421 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
2423 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
2425 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2427 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
2428 override library linkage flags such as -static-libgcc or
2431 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2433 * config/m68k/m68k-devices.def: Add line for MCF5221x.
2435 2009-06-22 Ian Lance Taylor <iant@google.com>
2437 * config/linux.opt: Put mglibc ahead of muclibc.
2439 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
2440 for duplicate decls.
2442 2009-06-22 Matthias Klose <doko@ubuntu.com>
2444 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
2446 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
2449 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
2450 instead of NULL if a parser error occurs.
2452 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2454 * dwarf2out.c (dwarf2_debug_hooks): Initialize
2455 non-DWARF2_DEBUGGING_INFO version.
2457 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
2459 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
2460 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
2462 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
2463 (LIBGCC2_TF_CEXT): Define.
2466 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2469 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
2471 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2473 * config/arm/arm.c (arm_override_options): Disable
2474 -mcaller-super-interworking and -mcallee-super-interworking.
2475 * doc/invoke.texi (ARM Options): Document this.
2477 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
2479 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
2480 * config/arm/constraints.md (j): New constraint for movw operands.
2481 (N): Remove thumb2 meaning.
2482 * config/arm/arm.md (*arm_movw): Delete.
2483 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
2484 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
2485 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
2487 2009-06-22 Martin Jambor <mjambor@suse.cz>
2489 PR tree-optimization/40492
2490 * tree-sra.c (sra_modify_assign): Pass zero offsets to
2491 build_ref_for_offset.
2493 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
2495 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
2496 JUMP_TABLE_DATA_P predicates where applicable.
2497 * auto-inc-dec.c: Ditto.
2498 * builtins.c: Ditto.
2499 * caller-save.c: Ditto.
2501 * cfgcleanup.c: Ditto.
2502 * cfglayout.c: Ditto.
2505 * combine-stack-adj.c: Ditto.
2511 * dwarf2asm.c: Ditto.
2512 * dwarf2out.c: Ditto.
2513 * emit-rtl.c: Ditto.
2519 * function.c: Ditto.
2522 * genpreds.c: Ditto.
2523 * genrecog.c: Ditto.
2525 * ira-costs.c: Ditto.
2526 * ira-lives.c: Ditto.
2529 * lower-subreg.c: Ditto.
2530 * modulo-sched.c: Ditto.
2532 * postreload.c: Ditto.
2533 * print-rtl.c: Ditto.
2542 * sched-vis.c: Ditto.
2544 * sel-sched-ir.c: Ditto.
2545 * simplify-rtx.c: Ditto.
2546 * targhooks.c: Ditto.
2547 * var-tracking.c: Ditto.
2548 * vmsdbgout.c: Ditto.
2550 2009-06-22 Matthias Klose <doko@ubuntu.com>
2552 * Makefile.in (install-plugin): Always use DESTDIR.
2554 2009-06-22 Olivier Hainque <hainque@adacore.com>
2556 * config/pa/pa.c (output_call): Don't optimize post call jumps
2557 into return address adjustments if the call may throw.
2559 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
2561 * arm.c (thumb1_output_casesi): New function.
2562 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
2563 optimizing for size or PIC.
2564 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
2565 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
2566 (casesi): Handle Thumb-1 when optimizing for size or PIC.
2567 (thumb1_casesi_internal_pic): New expand rule.
2568 (thumb1_casesi_dispatch): New pattern.
2569 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
2571 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
2572 in the text seciton when PIC or optimizing for size.
2573 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
2574 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
2575 preservation properties of code.
2576 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
2577 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
2578 (__gnu_thumb1_case_si): New function.
2579 * t-arm (LIB1ASMSRC): Define here.
2580 (LIB1ASMFUNCS): Add some common functions.
2581 * t-arm-elf (LIB1ASMSRC): Delete.
2582 (LIB1ASMFUNCS): Append to existing set.
2583 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2584 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2585 * t-symbian (LIB1ASMFUNCS): Likewise.
2586 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2587 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2589 2009-06-21 Richard Guenther <rguenther@suse.de>
2591 PR tree-optimization/38729
2592 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
2593 to loops with a single exit if -fno-expensive-optimizations.
2595 2009-06-21 Jakub Jelinek <jakub@redhat.com>
2597 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
2598 (dataflow_set): Change vars type from htab_t to shared_hash.
2599 (shared_hash_pool, empty_shared_hash): New variables.
2600 (vars_clear): Removed.
2601 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
2602 shared_hash_find_slot_unshare, shared_hash_find_slot,
2603 shared_hash_find_slot_noinsert, shared_hash_find): New
2605 (shared_hash_unshare, shared_hash_destroy): New functions.
2606 (unshare_variable): Unshare set->vars if shared, use
2608 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
2609 (get_init_value, find_src_set_src, dump_dataflow_set,
2610 clobber_variable_part, emit_notes_for_differences): Use
2612 (dataflow_set_init): Remove second argument, set vars to
2613 empty_shared_hash instead of creating a new htab.
2614 (dataflow_set_clear): Call shared_hash_destroy and set vars
2615 to empty_shared_hash instead of calling vars_clear.
2616 (dataflow_set_copy): Don't call vars_copy, instead just share
2617 the src htab with dst.
2618 (variable_union): Use shared_hash_*, use initially NO_INSERT
2619 lookup if set->vars is shared. Don't keep slot cleared before
2620 calling unshare_variable. Unshare set->vars if needed.
2621 Even ->refcount == 1 vars must be unshared if set->vars is shared
2622 and var needs to be modified.
2623 (variable_canonicalize): New function.
2624 (dataflow_set_union): If dst->vars is empty, just share src->vars
2625 with dst->vars and traverse with variable_canonicalize to canonicalize
2626 and unshare what is needed.
2627 (dataflow_set_different): If old_set and new_set use the same shared
2628 htab, they aren't different. If number of htab elements is different,
2629 htabs are different. Use shared_hash_*.
2630 (dataflow_set_destroy): Call shared_hash_destroy instead of
2632 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
2633 second argument to dataflow_set_init.
2634 (vt_initialize): Likewise. Initialize shared_hash_pool and
2635 empty_shared_hash, move bb in/out initialization afterwards.
2636 Use variable_htab_free instead of NULL as changed_variables del hook.
2637 (variable_was_changed): Change type of second argument to pointer to
2638 dataflow_set. When inserting var into changed_variables, bump
2639 refcount. Unshare set->vars if set is shared htab and slot needs to
2641 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
2642 lookup if set->vars is shared. Unshare set->vars if needed.
2643 Even ->refcount == 1 vars must be unshared if set->vars is shared
2644 and var needs to be modified. Adjust variable_was_changed caller.
2645 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
2646 vars must be unshared if set->vars is shared and var needs to be
2647 modified. Adjust variable_was_changed caller.
2648 (emit_note_insn_var_location): Don't pool_free var.
2649 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
2651 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
2652 free_alloc_pool on shared_hash_pool.
2654 2009-06-20 Anthony Green <green@moxielogic.com>
2656 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
2657 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
2659 2009-06-20 Richard Guenther <rguenther@suse.de>
2661 * tree-ssa-structalias.c (find_func_aliases): For memset use
2662 a constraint from NULL if we memset to zero.
2663 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
2664 we explicitly handle that do not read from memory.
2665 (call_may_clobber_ref_p_1): Properly handle builtins that may
2668 2009-06-20 Richard Guenther <rguenther@suse.de>
2670 PR tree-optimization/40495
2671 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
2672 (new_scalar_tmp_constraint_exp): New function.
2673 (process_constraint): Do not create temporary decls.
2674 (process_all_all_constraints): Likewise.
2675 (handle_const_call): Likewise.
2676 (create_function_info_for): Do not set decl.
2678 2009-06-19 Ian Lance Taylor <iant@google.com>
2680 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
2681 (rs6000_attribute_table): Make static; move before use.
2683 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
2685 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
2686 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
2687 Propagate the TREE_READONLY flag without overwriting it.
2688 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
2689 Propagate the TREE_READONLY flag onto the result.
2690 (process_call_operands): Move around. Use correct constant value.
2692 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2695 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
2696 * config/arm/arm.md: Likewise.
2698 2009-06-19 Ian Lance Taylor <iant@google.com>
2700 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
2701 to GIMPLE_ERROR_MARK.
2703 * c-typeck.c (build_conditional_expr): Add op1_original_type and
2704 op2_original_type parameters. Warn about using different enum types.
2705 * c-parser.c (c_parser_conditional_expression): Pass original
2706 types to build_conditional_expr.
2707 * c-tree.h (build_conditional_expr): Update declaration.
2709 2009-06-19 Ian Lance Taylor <iant@google.com>
2711 * config/i386/i386.c (ix86_function_specific_save): Test that
2712 fields match values, rather than testing the values are in a
2715 2009-06-19 Richard Guenther <rguenther@suse.de>
2717 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
2719 (ptr_derefs_may_alias_p): Likewise.
2720 (ptr_deref_may_alias_ref_p_1): New function.
2721 (ptr_deref_may_alias_ref_p): Likewise.
2722 (ref_maybe_used_by_call_p_1): Handle builtins that are not
2723 covered by looking at the ESCAPED solution.
2724 (call_may_clobber_ref_p_1): Likewise.
2725 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
2726 Handle NULL_TREE offset. Do not produce redundant constraints.
2727 (process_all_all_constraints): New helper function.
2728 (do_structure_copy): Use it.
2729 (handle_lhs_call): Likewise.
2730 (find_func_aliases): Handle some builtins with pointer arguments
2731 and/or return values explicitly.
2733 2009-06-19 Ian Lance Taylor <iant@google.com>
2735 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
2737 2009-06-19 Ian Lance Taylor <iant@google.com>
2739 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
2741 2009-06-19 Ian Lance Taylor <iant@google.com>
2743 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
2744 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
2747 * c-decl.c (finish_decl): If -Wc++-compat, warn about
2748 uninitialized const.
2750 2009-06-19 Ian Lance Taylor <iant@google.com>
2752 * dse.c (struct store_info): Rename bitmap field to bmap. Change
2755 * c-decl.c (in_struct, struct_types): Remove.
2756 (struct c_binding): Add in_struct field.
2757 (c_binding_ptr): Define type, along with VEC.
2758 (struct c_struct_parse_info): Define.
2759 (struct_parse_info): New static variable.
2760 (bind): Initialize in_struct field.
2761 (start_struct): Remove enclosing_in_struct and
2762 enclosing_struct_types parameters. Add
2763 enclosing_struct_parse_info parameter. Change all callers. Set
2764 struct_parse_info rather than in_struct and struct_types.
2765 (grokfield): If -Wc++-compat and there is a symbol binding for the
2766 field name, set the in_struct flag and push it on the
2767 struct_parse_info->fields vector.
2768 (warn_cxx_compat_finish_struct): New static function.
2769 (finish_struct): Remove enclosing_in_struct and
2770 enclosing_struct_types parameters. Add
2771 enclosing_struct_parse_info parameter. Change all callers. Don't
2772 set C_TYPE_DEFINED_IN_STRUCT here. Call
2773 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
2774 parameter. Only push on struct_types if warn_cxx_compat.
2775 (finish_enum): Only push on struct_types if warn_cxx_compat.
2776 (declspecs_add_type): Add loc parameter. Change all callers.
2777 Change all error calls to error_at. Pass loc, not input_location,
2778 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
2779 defined in a struct. If -Wc++-compat and parsing a struct, record
2780 that a typedef name was used.
2781 * c-parser.c (c_parser_declspecs): Get location to pass to
2783 (c_parser_struct_or_union_specifier): Update calls to start_struct
2785 * c-tree.h (struct c_struct_parse_info): Declare.
2786 (finish_struct, start_struct): Update declarations.
2787 (declspecs_add_type): Update declaration.
2789 2009-06-19 Ian Lance Taylor <iant@google.com>
2791 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
2792 variable with an anonymous type.
2794 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
2796 * see.c: Remove for real.
2798 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
2800 * optabs.h (enum optab_index): Add new OTI_significand.
2801 (significand_optab): Define corresponding macro.
2802 * optabs.c (init_optabs): Initialize significand_optab.
2803 * genopinit.c (optabs): Implement significand_optab using
2804 significand?f2 patterns.
2805 * builtins.c (expand_builtin_mathfn): Handle
2806 BUILT_IN_SIGNIFICAND{,F,L}.
2807 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
2808 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
2810 * config/i386/i386.md (significandxf2, significand<mode>2): New
2811 expanders to implement significandf, significand and significandl
2812 built-ins as inline x87 intrinsics.
2814 2009-06-18 Anatoly Sokolov <aesok@post.ru>
2816 * config/avr/avr.c (avr_override_options): Remove setting value of
2817 PARAM_INLINE_CALL_COST.
2819 2009-06-18 Richard Henderson <rth@redhat.com>
2822 * tree-pass.h (TDF_ASMNAME): New.
2823 * tree-dump.c (dump_options): Add asmname.
2824 * doc/invoke.texi: Document it.
2826 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
2827 (dump_decl_name): ...here.
2828 (dump_function_name): New flags arg; mind TDF_ASMNAME.
2829 (dump_generic_node): Update dump_function_name calls.
2830 (print_call_name): New flags arg; update all dump calls.
2831 * diagnostic.h (print_call_name): Update.
2832 * gimple-pretty-print.c (dump_gimple_call): Update.
2834 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
2837 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
2839 2009-06-18 Diego Novillo <dnovillo@google.com>
2841 * doc/plugins.texi: Document plugin_is_GPL_compatible.
2842 * plugin.c (str_license): Declare.
2843 (try_init_one_plugin): Assert that the symbol
2844 'plugin_is_GPL_compatible' exists.
2846 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
2849 * Makefile.in (OBJS-common): Remove see.o.
2851 * common.opt (fsee): Mark as preserved for backward compatibility.
2852 * opts.c (common_handle_option): Add OPT_fsee to the backward
2853 compatibility section.
2854 * passes.c (init_optimization_passes, pass_see): Remove pass.
2855 * timevar.def (TV_SEE): Remove.
2856 * tree-pass.h (pass_see): Remove declaration.
2857 * doc/invoke.texi (-fsee): Remove documentation.
2859 2009-06-18 Martin Jambor <mjambor@suse.cz>
2861 * tree-sra.c: Include statistics.h
2862 (sra_stats): New variable.
2863 (sra_initialize): Clear sra_stats.
2864 (create_access_replacement): Increment sra_stats.replacements.
2865 (get_access_replacement): Do not return twice.
2866 (analyze_all_variable_accesses): Increment statistics counter by the
2867 number of scalarized aggregates.
2868 (generate_subtree_copies): Increment sra_stats.subtree_copies.
2869 (sra_modify_expr): Increment sra_stats.exprs.
2870 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
2871 (sra_modify_assign): Increment sra_stats.exprs,
2872 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
2873 (perform_intra_sra): Update statistics counters.
2874 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
2876 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
2878 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
2879 (arm_scalar_mode_supported_p): New function.
2881 2009-06-18 Paul Brook <paul@codesourcery.com>
2882 Sandra Loosemore <sandra@codesourcery.com>
2884 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
2885 (__extendhfsf2, __truncsfhf2): Define.
2886 * config/arm/fp16.c: New file.
2887 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
2888 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
2890 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
2892 * doc/extend.texi (Half-Precision): New section.
2893 * doc/invoke.texi (Option Summary): List -mfp16-format.
2894 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
2895 * config/arm/arm.opt (mfp16-format=): New.
2896 * config/arm/arm.c: Include intl.h.
2897 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
2898 (TARGET_INVALID_RETURN_TYPE): Redefine.
2899 (TARGET_PROMOTED_TYPE): Redefine.
2900 (TARGET_CONVERT_TO_TYPE): Redefine.
2901 (arm_fp16_format): Define.
2902 (all_fpus): Add entry for neon-fp16.
2903 (fp_model_for_fpu): Likewise.
2904 (struct fp16_format): Declare.
2905 (all_fp16_formats): Define.
2906 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
2908 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
2910 (arm_legitimate_index_p): Treat HFmode like HImode.
2911 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
2912 (coproc_secondary_reload_class): Special-case HFmode.
2913 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
2914 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
2915 (arm_init_fp16_builtins): New.
2916 (arm_init_builtins): Call it.
2917 (arm_invalid_parameter_type): New.
2918 (arm_invalid_return_type): New.
2919 (arm_promoted_type): New.
2920 (arm_convert_to_type).
2921 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
2923 (arm_emit_fp16_const): New function.
2924 (arm_mangle_type): Mangle __fp16 as "Dh".
2925 * config/arm/arm.h (TARGET_VFPD32): Make it know about
2927 (TARGET_NEON_FP16): New.
2928 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
2929 (enum fputype): Add FPUTYPE_NEON_FP16.
2930 (enum arm_fp16_format_type): Declare.
2931 (arm_fp16_format): Declare.
2932 (LARGEST_EXPONENT_IS_NORMAL): Define.
2933 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
2934 * config/arm/arm-modes.def (HFmode): Define.
2935 * config/arm/vfp.md: (*movhf_vfp): New.
2938 * config/arm/arm.md: (fpu): Add neon_fp16.
2939 (floatsihf2, floatdihf2): New.
2940 (fix_trunchfsi2, fix_trunchfdi2): New.
2944 (*arm32_movhf): New.
2945 (*thumb1_movhf): New.
2946 (consttable_2): Add check for HFmode constants.
2947 (consttable_4): Handle HFmode constants.
2949 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
2951 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
2953 2009-06-17 Olivier Hainque <hainque@adacore.com>
2955 * collect2.c (main): Use CONST_CAST2 to perform char ** to
2956 const char ** conversion in AIX specific section.
2958 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
2960 * config/i386/i386.c (ix86_special_builtin_type): Remove
2961 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
2962 (bdesc_special_args): Updated.
2963 (ix86_init_mmx_sse_builtins): Likewise.
2964 (ix86_expand_special_args_builtin): Likewise.
2966 2009-06-17 Richard Henderson <rth@redhat.com>
2968 * tree-pretty-print.c (maybe_dump_asm_name): New.
2969 (dump_decl_name): Use it.
2970 (PRINT_FUNCTION_NAME): Merge into...
2971 (dump_function_name): ... here. Use maybe_dump_asm_name.
2973 2009-06-17 Cary Coutant <ccoutant@google.com>
2975 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
2977 * debug.c (struct gcc_debug_hooks): Change placeholder for
2979 (debug_nothing_int_charstar_int): Replaced by...
2980 (debug_nothing_int_charstar_int_bool): ...this.
2981 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
2982 source_line prototype.
2983 (debug_nothing_int_charstar_int): Replaced by...
2984 (debug_nothing_int_charstar_int_bool): ...this.
2985 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
2986 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
2987 Output is_stmt operand when necessary.
2988 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
2989 (notice_source_line): Add is_stmt parameter.
2990 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
2991 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
2993 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
2994 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
2996 2009-06-17 Ian Lance Taylor <iant@google.com>
2998 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
3000 (struct store_by_pieces_d): Rename from store_by_pieces. Change
3003 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
3005 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
3006 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
3007 tree_strip_sign_nop_conversions and
3008 tree_ssa_strip_useless_type_conversions rather than stripping
3009 the operations here.
3010 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
3012 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
3013 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
3014 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
3015 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
3018 2009-06-17 Michael Eager <eager@eagercon.com>
3020 * config/rs6000/constraints.md (register_constraint "d"): New.
3021 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
3022 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
3023 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
3024 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
3025 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
3026 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
3027 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
3028 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
3029 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
3030 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
3032 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
3033 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
3034 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
3035 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
3036 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3037 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
3038 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
3039 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
3040 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
3041 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
3042 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
3043 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
3044 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
3045 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
3047 2009-06-16 Ian Lance Taylor <iant@google.com>
3049 * profile.c (total_num_never_executed): Don't define.
3050 (compute_branch_probabilities): Don't count or print
3052 (init_branch_prob): Don't set total_num_never_executed.
3053 (end_branch_prob): Don't print total_num_never_executed.
3055 2009-06-17 David Daney <ddaney@caviumnetworks.com>
3057 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
3059 2009-06-17 David Edelsohn <edelsohn@gnu.org>
3061 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
3062 (nabstd2_fpr): Same.
3064 2009-06-17 Steve Ellcey <sje@cup.hp.com>
3066 * expr.c (expand_assignment): Change complex type check.
3068 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
3070 * doc/plugins.texi (Building GCC plugins): Added new section.
3072 2009-06-17 Ian Lance Taylor <iant@google.com>
3074 * c-pch.c (get_ident): Don't set size of templ array.
3075 (pch_init): Don't set size of partial_pch array.
3077 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
3078 string constant to intialize an array whose size is the length of
3081 2009-06-17 Richard Guenther <rguenther@suse.de>
3083 PR tree-optimization/40389
3084 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
3085 to addressable types.
3086 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
3088 2009-06-17 Richard Guenther <rguenther@suse.de>
3091 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
3092 if there is no evolution of left in the loop bail out.
3093 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
3094 chrec_fold_multiply.
3096 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
3097 Janis Johnson <janis187@us.ibm.com>
3100 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
3101 for the symbol ref of a constant that is the source of a move
3102 - nor for any other not-obvious-label-ref constants.
3104 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
3106 * plugin.c (position_pass): Skip newly inserted pass during list
3107 traversal to avoid repeated insertion.
3109 2009-06-16 Ian Lance Taylor <iant@google.com>
3111 * vec.h (VEC_stack_alloc): Define different version if
3112 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
3113 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
3114 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
3115 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3117 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
3119 * config.gcc (extra_headers): Add ia32intrin.h for x86.
3121 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
3122 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
3123 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
3124 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
3125 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
3126 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
3127 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
3128 (bdesc_special_args): Add __builtin_ia32_rdtsc and
3129 __builtin_ia32_rdtscp.
3130 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
3131 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
3132 and __builtin_ia32_rorhi.
3133 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
3134 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
3135 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
3136 (ix86_expand_args_builtin): Likewise.
3137 (ix86_expand_special_args_builtin): Likewise.
3139 * config/i386/i386.md (UNSPECV_RDTSCP): New.
3140 (UNSPECV_RDTSC): Likewise.
3141 (UNSPECV_RDPMC): Likewise.
3142 (*bsr): Renamed to ...
3144 (*bsr_rex64): Renamed to ...
3148 (*rdpmc_rex64): Likewise.
3151 (*rdtsc_rex64): Likewise.
3153 (*rdtscp): Likewise.
3154 (*rdtscp_rex64): Likewise.
3156 * config/i386/ia32intrin.h: New.
3158 * config/i386/x86intrin.h: Include <ia32intrin.h>.
3160 2009-06-16 Ian Lance Taylor <iant@google.com>
3162 * ira-build.c (copy_info_to_removed_store_destinations):
3163 Initialize parent_a.
3165 2009-06-16 Ian Lance Taylor <iant@google.com>
3167 * c-decl.c (grokdeclarator): Change size_varies to bool.
3169 2009-06-16 Ian Lance Taylor <iant@google.com>
3171 * sel-sched.c: Make forward declarations of move_op_hooks and
3172 fur_hooks explicitly extern.
3174 2009-06-16 Ian Lance Taylor <iant@google.com>
3176 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
3177 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
3179 2009-06-16 Ian Lance Taylor <iant@google.com>
3181 * resource.c (mark_referenced_resources): Change
3182 include_delayed_effects parameter to bool. Change all callers.
3183 (mark_end_of_function_resources): Likewise.
3184 * reorg.c (insn_references_resource_p): Likewise.
3185 (insn_sets_resource_p): Likewise.
3186 * resource.h (mark_referenced_resources): Update declaration.
3187 (mark_end_of_function_resources): Update declaration.
3189 2009-06-16 David Edelsohn <edelsohn@gnu.org>
3191 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
3193 2009-06-16 David Edelsohn <edelsohn@gnu.org>
3195 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
3196 GCC can bootstrap on AIX with GNU Binutils 2.20.
3198 2009-06-16 Ian Lance Taylor <iant@google.com>
3200 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
3202 2009-06-16 Ian Lance Taylor <iant@google.com>
3204 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
3205 inline, not extern inline.
3206 (exact_log2): Likewise.
3207 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
3209 (exact_log2): Likewise, but don't test CTZ_HWI.
3211 2009-06-16 Ian Lance Taylor <iant@google.com>
3213 * bitmap.c (bitmap_clear): Don't declare as inline.
3214 * gimple.c (gimplify_assign): Likewise.
3215 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
3216 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
3217 (sched_scan_info): Remove duplicate definition.
3219 2009-06-16 Ian Lance Taylor <iant@google.com>
3221 * c-common.c (skip_evaluation): Don't define.
3222 (c_inhibit_evaluation_warnings): Define global variable.
3223 (overflow_warning): Check c_inhibit_evaluation_warnings rather
3224 than skip_evaluation.
3225 (convert_and_check, warn_for_div_by_zero): Likewise.
3226 * c-common.h (skip_evaluation): Don't declare.
3227 (c_inhibit_evaluation_warnings): Declare.
3228 * c-parser.c (c_parser_typeof_specifier): Set
3229 c_inhibit_evaluation_warnings rather than skip_evaluation.
3230 (c_parser_conditional_expression): Likewise.
3231 (c_parser_binary_expression): Likewise.
3232 (c_parser_sizeof_expression): Likewise.
3233 (c_parser_alignof_expression): Likewise.
3234 * c-typeck.c (build_indirect_ref): Check
3235 c_inhibit_evaluation_warnings rather than skip_evaluation.
3236 (build_conditional_expr, build_binary_op): Likewise.
3238 2009-06-16 Richard Guenther <rguenther@suse.de>
3240 * tree-ssa-alias.c (is_escape_site): Remove.
3241 * tree-ssa-alias.h (enum escape_type): Remove.
3242 (is_escape_site): Likewise.
3243 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
3244 via casts and asms without deferring to is_escape_site.
3246 2009-06-16 Jakub Jelinek <jakub@redhat.com>
3249 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
3250 use gen_lowpart if op0 has complex mode.
3252 2009-06-16 Richard Guenther <rguenther@suse.de>
3254 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
3255 variables add them to ESCAPED.
3256 (find_func_aliases): Do not make all indirectly stored values escaped.
3258 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
3260 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
3263 2009-06-16 Martin Jambor <mjambor@suse.cz>
3265 PR tree-optimization/40432
3266 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
3267 check whether we need to force gimple register operand.
3269 2009-06-16 Martin Jambor <mjambor@suse.cz>
3271 PR tree-optimization/40413
3272 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
3273 build_ref_for_offset.
3274 (propagate_subacesses_accross_link): Fix a typo in a comment.
3276 2009-06-16 Ira Rosen <irar@il.ibm.com>
3278 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
3279 with additional parameter.
3280 * tree-vectorizer.h (enum vect_def_type): Add new value
3282 (enum vect_relevant): Add comments.
3283 (vect_is_simple_reduction): Add new argument.
3284 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
3285 Detect nested cycles.
3286 (vect_is_simple_reduction): Update documentation, add an argument to
3287 distinguish inner-loop reduction from nested cycle, detect nested
3288 cycles, fix printings and indentation, don't swap operands in case
3290 (get_initial_def_for_reduction): Handle subtraction.
3291 (vect_create_epilog_for_reduction): Add new argument to specify
3293 (vect_finalize_reduction): Handle subtraction, fix comments.
3294 (vectorizable_reduction): Handle nested cycles. In case of nested
3295 cycle keep track of the reduction variable position. Call
3296 vect_is_simple_reduction with additional parameter. Use original
3297 statement code in reduction epilogue for nested cycle. Call
3298 vect_create_epilog_for_reduction with additional parameter.
3299 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
3300 inner-loop vectorization.
3301 (vect_recog_widen_sum_pattern): Likewise.
3302 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
3304 (vect_mark_stmts_to_be_vectorized): Likewise.
3305 (vect_get_vec_def_for_operand): Handle nested cycles.
3307 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3309 * doc/invoke.texi (Debugging Options): Fix option index entries
3310 for -fdump-statistics, -frandom-seed add entries for
3311 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
3312 (FRV Options): Fix entries for -mTLS, -mtls.
3313 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
3314 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
3315 (M68hc1x Options): Fix @itemx for -mnominmax.
3316 (MCore Options): Fix entry for -mno-lsim.
3317 (MMIX Options): Fix entry for -mabi=mmixware.
3318 (PDP-11 Options): Fix entry for -mbcopy-builtin.
3320 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
3322 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
3323 Mention the plugin mode of gengtype.
3324 * doc/gty.texi (Source Files Containing Type Information): Likewise.
3325 * gengtype.c: Updated copyright.
3326 (plugin_files, nb_plugin_files) Added new static variables.
3327 (measure_input_list) Care about plugin_files.
3328 (write_rtx_next): Added early return in plugin mode.
3329 (create_file): Updated copyright year in generated file. Added
3331 (oprintf): Added early return if NULL outf.
3332 (get_output_file_with_visibility): Care of plugin_files.
3333 (get_output_file_name): May return null.
3334 (write_local): Added early return.
3335 (put_mangled_filename): Ditto.
3336 (finish_root_table): Added check for base_files.
3337 (write_roots): Care about null when plugins.
3338 (main): Added plugin mode.
3340 2009-06-15 Ian Lance Taylor <iant@google.com>
3342 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
3343 * gcov.c (read_count_file): Add braces around variables declared
3346 * c.opt (Wjump-misses-init): New warning.
3347 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
3348 -Wall and -Wc++-compat if not already set.
3349 (c_common_post_options): Clear warn_jump_misses_init if it was not
3351 * c-decl.c (struct c_binding): Change type field to a union with
3352 new label field. Make it the first field in the struct. Update
3353 references to type to use u.type instead.
3354 (struct c_spot_bindings): Define.
3355 (struct c_goto_bindings): Define.
3356 (c_goto_bindings_p): Define, along with VECs.
3357 (struct c_label_vars): Define.
3358 (struct c_scope): Add has_label_bindings field.
3359 (bind_label, set_spot_bindings): New static functions.
3360 (decl_jump_unsafe, update_spot_bindings): New static functions.
3361 (update_label_decls): New static function.
3362 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
3363 Update binding u.label field to shadowed field.
3364 (c_binding_start_stmt_expr): New function.
3365 (c_binding_end_stmt_expr): New function.
3366 (pushdecl): Don't call c_begin_vm_scope.
3367 (make_label): Add defining and p_label_vars parameters. Change
3369 (lookup_label): Correct test for whether a label has not yet been
3370 defined. Call bind_label rather than bind.
3371 (warn_about_goto): New static function.
3372 (lookup_label_for_goto): New function.
3373 (declare_label): Call bind_label rather than bind.
3374 (check_earlier_gotos): New static function.
3375 (define_label): Don't give errors about jumping into statement
3376 expressions or scopes of variably modified types. Call
3377 set_spot_bindings and check_earlier_gotos. Call bind_label
3378 instead of bind. Don't set label_context_stack_se or
3379 label_context_stack_vm.
3380 (c_get_switch_bindings): New function.
3381 (c_release_switch_bindings): New function.
3382 (c_check_switch_jump_warnings): New function.
3383 (start_function): Don't set label_context_stack_se or
3384 label_context_stack_vm.
3385 (finish_function): Likewise.
3386 * c-typeck.c (label_context_stack_se): Don't define.
3387 (label_context_stack_vm): Don't define.
3388 (c_finish_goto_label): Call lookup_label_for_goto rather than
3389 lookup_label. Don't give errors about jumping into a statement
3390 expression or the scope of a variably modified type. Don't set
3391 label_context_stack_se or label_context_stack_vm.
3392 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
3393 fields. Add bindings field.
3394 (c_start_case): Don't set deleted fields. Set bindings field.
3395 (do_case): Rework order of tests. Don't check blocked_stmt_expr
3396 or blocked_vm. Call c_check_switch_jump_warnings.
3397 (c_finish_case): Don't test blocked_stmt_expr field. Call
3398 c_release_switch_bindings.
3399 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
3400 c_switch_stack. Don't walk label_context_stack_se labels. Don't
3401 set label_context_stack_se. Call c_bindings_start_stmt_expr.
3402 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
3403 c_switch_stack. Don't walk label_context_stack_se labels. Don't
3404 set label_context_stack_se. Call c_bindings_end_stmt_expr.
3405 (c_begin_vm_scope, c_end_vm_scope): Don't define.
3406 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
3407 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
3408 (C_DECL_UNJUMPABLE_VM): Don't define.
3409 (C_DECL_UNDEFINABLE_VM): Don't define.
3410 (struct c_label_list): Don't define.
3411 (struct c_label_context_se): Don't define.
3412 (struct c_label_context_vm): Don't define.
3413 (struct c_spot_bindings): Declare.
3414 (c_bindings_start_stmt_expr): Declare.
3415 (c_bindings_end_stmt_expr): Declare.
3416 (lookup_label_for_goto): Declare.
3417 (c_get_switch_bindings, c_release_switch_bindings): Declare.
3418 (c_check_switch_jump_warnings): Declare.
3419 (label_context_stack_se, label_context_stack_vm): Don't declare.
3420 (c_finish_goto_label): Update declaration.
3421 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
3422 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
3423 (Warning Options): Document -Wjump-misses-init.
3425 2009-06-15 Jakub Jelinek <jakub@redhat.com>
3427 * tree-object-size.c (addr_object_size): Fix a pasto in the last
3430 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
3432 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
3434 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
3436 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
3438 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
3440 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
3442 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
3444 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
3445 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
3446 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
3447 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
3448 * dwarf2asm.c (dw2_force_const_mem): Update call to
3450 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
3451 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
3452 * langhooks.c (lhd_comdat_group): Remove.
3453 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
3454 * tree.h (DECL_COMDAT_GROUP): New.
3455 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
3456 (tree_decl_with_vis): Add comdat_group. Remove one_only.
3457 (make_decl_one_only): Change signature.
3458 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
3460 (make_decl_one_only): Change signature.
3461 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
3463 2009-06-15 Richard Guenther <rguenther@suse.de>
3466 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
3468 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3470 * tree-ssa-math-opts.c: Remove extra divide.
3472 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3474 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
3476 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3478 * passes.c: Add bswap pass.
3479 * tree-pass.h: Add pass_optimize_bswap declaration.
3480 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
3481 Include rtl.h, expr.h and optabs.h for optab_handler check.
3482 (struct symbolic_number, pass_optimize_bswap): New definition.
3483 (do_shift_rotate, verify_symbolic_number_p): New functions.
3484 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
3485 (gate_optimize_bswap): New function.
3486 * tree.c (widest_int_cst_value): New function.
3487 * tree.h (widest_int_cst_value): Prototype added.
3489 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
3491 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
3492 REG_EQUAL/REG_EQUIV notes.
3494 2009-06-14 Richard Guenther <rguenther@suse.de>
3497 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
3498 has its address taken if NRV was applied and it is addressable.
3499 * tree-ssa-structalias.c (get_constraint_for_address_of): New
3500 function split out from ...
3501 (get_constraint_for_1): ... here.
3502 (handle_rhs_call): Use it to mark the return slot escaped if
3503 it is addressable and NRV was applied.
3505 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
3507 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
3508 Change first argument type to location_t.
3509 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
3510 Do not set input_location.
3511 Use loc instead of input_location throughout.
3513 2009-06-13 Richard Guenther <rguenther@suse.de>
3515 PR tree-optimization/40421
3516 * tree-predcom.c (should_unroll_loop_p): Remove.
3517 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
3519 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
3521 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3522 Add location argument.
3524 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
3526 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
3528 * config/s390/s390.c (s390_build_builtin_va_list): Same.
3529 (s390_gimplify_va_arg): Pass location to create_artificial_label.
3530 * config/spu/spu-protos.h: Add location to
3531 spu_resolve_overloaded_builtin.
3532 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
3533 spu_build_builtin_va_list.
3534 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
3535 argument. Pass location to build_function_call_vec.
3536 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
3538 (emit_fpu_switch): Same.
3539 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
3540 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
3541 to build_decl and create_artificial_label.
3542 (xtensa_gimplify_va_arg_expr): Same.
3543 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
3544 (xstormy16_gimplify_va_arg_expr): Same.
3545 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
3546 * config/arm/arm.c (arm_build_builtin_va_list): Same.
3547 * config/mips/mips.c (mips_build_builtin_va_list): Same.
3548 (mips16_build_function_stub): Same.
3549 (mips16_build_call_stub): Same.
3551 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
3554 * arm/constraints.md (Pa, Pb): New constraints.
3555 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
3556 split pattern to deal with them.
3558 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
3560 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
3561 fix index entry for -Xpreprocessor.
3563 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
3565 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3566 Add location argument to build_decl call.
3567 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
3568 (rs6000_init_builtins): Same.
3569 (spe_init_builtins): Same.
3570 (rs6000_gimplify_va_arg): Add location argument to
3571 create_artificial_label call.
3573 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
3575 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
3576 * combine-stack-adj.c (pass_stack_adjustments): Use it.
3577 * Makefile.in: Fix GGC dependency for gcse.o.
3579 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
3581 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
3582 * gimple-pretty-print.c (dump_gimple_stmt): Same.
3583 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
3585 * c-parser.c (c_parser_binary_expression): Use current column while
3586 building binary operations.
3587 * common.opt (fshow-column): Enable by default.
3588 * tree-vrp.c (check_array_ref): Use warning_at.
3589 (check_array_bounds): Use location from call back if expr has no
3591 * tree.h: Add location argument to maybe_fold_*.
3592 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
3593 (maybe_fold_offset_to_array_ref): Add location argument and use it.
3594 (maybe_fold_offset_to_component_ref): Same.
3595 (maybe_fold_offset_to_reference): Same.
3596 (maybe_fold_offset_to_address): Same.
3597 (maybe_fold_stmt_indirect): Same.
3598 (maybe_fold_stmt_addition): Same.
3599 (fold_stmt_r): Pass location to maybe_fold_*.
3600 (fold_gimple_assign): Same.
3601 * c-tree.h: Add location argument to finish_decl,
3602 default_function_array_conversion, store_init_value.
3603 * c-decl.c (define_label): Use error_at.
3604 (c_make_fname_decl): Pass location to finish_decl.
3605 (finish_decl): New location argument.
3606 (build_compound_literal): Pass location to store_init_value.
3607 (grokdeclarator): Pass location to finish_decl.
3609 * c-typeck.c (array_to_pointer_conversion): New location argument.
3610 (function_to_pointer_conversion): Same.
3611 (default_function_array_conversion): Same.
3612 (parser_build_unary_op): Pass location to overflow_warning.
3613 (parser_build_binary_op): Same. Use warning_at.
3614 (build_unary_op): Pass location to array_to_pointer_conversion.
3615 (build_c_cast): Pass location to digest_init.
3616 (build_modify_expr): New location argument.
3617 (convert_for_assignment): Same.
3618 (store_init_value): Same.
3619 (digest_init): Same.
3620 (output_init_element): Pass location to digest_init and
3621 array_to_pointer_conversion.
3622 (c_finish_return): Pass location to convert_for_assignment.
3623 * gimplify.c (gimplify_conversion): Pass location to
3624 maybe_fold_offset_to_address.
3625 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
3626 to maybe_fold_stmt_addition.
3627 * c-omp.c (c_finish_omp_atomic): Pass new location to
3629 (c_finish_omp_for): Same.
3630 * c-common.c (overflow_warning): New argument.
3631 * c-common.h: New argument to build_modify_expr, overflow_warning.
3632 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
3634 (c_parser_initializer): Pass location to
3635 default_function_array_conversion.
3636 (c_parser_initelt): Same.
3637 (c_parser_initval): Same.
3638 (c_parser_asm_operands): Same.
3639 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
3640 (c_parser_conditional_expression): Same.
3641 (c_parser_binary_expression): Add location info to stack. Use it.
3642 (c_parser_unary_expression): Pass location to
3643 default_function_array_conversion, parser_build_unary_op,
3644 build_indirect_ref, c_parser_postfix_expression_after_primary.
3645 (c_parser_postfix_expression_after_primary): New location argument.
3647 (c_parser_expression_conv): Pass location to
3648 default_function_array_conversion.
3649 (c_parser_expr_list): Same.
3650 (c_parser_omp_atomic): Same.
3651 (c_parser_omp_for_loop): Same.
3652 * c-tree.h: (struct c_declarator): Add comment to id_loc.
3653 (build_array_declarator): New argument.
3654 * c-decl.c (build_array_declarator): Add location argument.
3655 (grokdeclarator): Set id_loc for cdk_array.
3656 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
3657 build_array_declarator.
3658 * tree.c (build_omp_clause): Add location argument.
3659 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
3660 (OMP_CLAUSE_LOCATION): New macro.
3661 (struct tree_omp_clause): Add location field.
3662 (build_omp_clause): Add argument.
3663 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
3664 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
3666 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
3667 (cp_parser_omp_clause_collapse): Same.
3668 (cp_parser_omp_clause_default): Same.
3669 (cp_parser_omp_clause_if): Same.
3670 (cp_parser_omp_clause_nowait): Same.
3671 (cp_parser_omp_clause_num_threads): Same.
3672 (cp_parser_omp_clause_ordered): Same.
3673 (cp_parser_omp_clause_schedule): Same.
3674 (cp_parser_omp_clause_untied): Same.
3675 (cp_parser_omp_for_loop): Same.
3676 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
3677 * c-tree.h (c_start_case): Add location argument.
3678 (c_process_expr_stmt): Same.
3679 (c_finish_goto_*): Same.
3680 * tree-parloops.c (initialize_reductions): Pass location to
3682 (create_parallel_loop): Same.
3683 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
3684 (gfc_trans_omp_reduction_list): Same.
3685 (gfc_trans_omp_clauses): Same.
3686 (gfc_trans_omp_do): Same.
3687 * c-typeck.c (c_finish_goto_label): Same.
3688 (c_finish_goto_ptr): New location argument.
3689 (c_start_case): Same.
3690 (emit_side_effect_warnings): Same.
3691 (c_process_expr_stmt): Same.
3692 (c_finish_stmt_expr): Same.
3693 (c_finish_omp_clauses): Use error_at instead of error.
3694 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
3696 * c-omp.c (c_split_parallel_clauses): New location argument.
3697 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
3698 to build_omp_clause.
3699 (convert_local_reference_stmt): Same.
3700 (convert_gimple_call): Same.
3701 * c-common.h (c_split_parallel_clauses): New argument.
3702 * c-parser.c (c_parser_statement_after_labels): Pass location to
3703 c_finish_goto_label.
3704 (c_parser_switch_statement): Pass location to c_start_case.
3705 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
3706 and c_process_expr_stmt.
3707 (c_parser_omp_variable_list): Add location argument.
3708 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
3709 (c_parser_omp_clause_default): Same.
3710 (c_parser_omp_clause_if): Same.
3711 (c_parser_omp_clause_num_threads): Same.
3712 (-c_parser_omp_clause_ordered): Same.
3713 (c_parser_omp_clause_reduction): Pass location to
3714 c_parser_omp_variable_list.
3715 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
3716 (c_parser_omp_clause_untied): Same.
3717 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
3718 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
3720 * c-tree.h (check_for_loop_decls, undeclared_variable,
3721 build_component_ref, build_array_ref, build_external_ref,
3722 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
3723 build_conditional_expr, build_compound_expr, c_cast_expr,
3724 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
3725 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
3727 * c-semantics.c (build_stmt): Same.
3728 (build_case_label): Same.
3729 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
3730 (undeclared_variable): New argument.
3732 (lookup_label): Pass location on down.
3733 (define_label): Same.
3734 (finish_decl): Same.
3735 (build_compound_literal): Same.
3736 (finish_struct): Same.
3737 (finish_function): Do not set location here.
3738 (check_for_loop_decls): New argument.
3739 * tree.c (save_expr): Set location.
3740 (build_empty_stmt): New argument.
3741 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
3742 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
3743 * builtins.c (gimplify_va_arg_expr): Use locations.
3744 (expand_builtin_sync_operation): Same.
3745 * c-typeck.c (build_component_ref): New argument.
3746 (build_array_ref): Same.
3747 (build_external_ref): Same.
3748 (c_expr_sizeof_expr): Same.
3749 (c_expr_sizeof_type): Same.
3750 (parser_build_unary_op): Same.
3751 (build_conditional_expr): Same.
3752 (build_compound_expr): Pass location on down.
3753 (build_compound_expr): New argument.
3754 (build_c_cast): Same.
3755 (c_cast_expr): Same.
3756 (build_asm_expr): Same.
3757 (c_finish_return): Same.
3758 (c_process_expr_stmt): Pass location on down.
3759 (c_finish_stmt_expr): New argument.
3760 (push_clenaup): Same.
3761 (c_finish_omp_parallel): Same.
3762 (c_finish_omp_task): Same.
3763 * gimplify.c (gimplify_call_expr): Pass location on down.
3764 * c-omp.c (c_finish_omp_master): New argument.
3765 (c_finish_omp_critical): Same.
3766 (c_finish_omp_ordered): Same.
3767 (c_finish_omp_barrier): Same.
3768 (-c_finish_omp_taskwait): Same.
3769 (c_finish_omp_atomic): Same.
3770 (c_finish_omp_flush): Same.
3771 * tree-inline.c (copy_tree_body_r): Pass location on down.
3772 (inline_forbidden_p): Remove use of input_location.
3773 * c-gimplify.c (c_build_bind_expr): New argument.
3774 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
3775 (c_sizeof_or_alignof_type): New argument.
3776 (c_alignof_expr): Same.
3777 (build_va_arg): Same.
3778 (c_add_case_label): Same.
3779 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
3780 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
3781 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
3782 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
3783 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
3784 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
3786 * stub-objc.c (objc_build_selector_expr): Same.
3787 (objc_build_throw_stmt): Same.
3788 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
3789 (c_parser_initelt): Same.
3790 (c_parser_compound_statement): Same.
3791 (c_parser_compound_statement_nostart): Same.
3792 (c_parser_label): Same.
3793 (c_parser_statement_after_labels): Same.
3794 (c_parser_if_body): Same.
3795 (c_parser_else_body): Same.
3796 (c_parser_if_statement): Same.
3797 (c_parser_switch_statement): Same.
3798 (c_parser_while_statement): Same.
3799 (c_parser_do_statement): Same.
3800 (c_parser_for_statement): Same.
3801 (c_parser_asm_statement): Same.
3802 (c_parser_conditional_expression): Same.
3803 (c_parser_binary_expression): Same.
3804 (c_parser_cast_expression): Same.
3805 (c_parser_unary_expression): Same.
3806 (c_parser_sizeof_expression): Same.
3807 (c_parser_alignof_expression): Same.
3808 (c_parser_postfix_expression): Same.
3809 (c_parser_expression): Same.
3810 (c_parser_objc_receiver): Same.
3811 (c_parser_omp_variable_list): Same.
3812 (c_parser_omp_structured_block): Same.
3813 (c_parser_omp_atomic): New argument.
3814 (c_parser_omp_barrier): Same.
3815 (c_parser_omp_critical): Same.
3816 (c_parser_omp_flush): Pass location on down.
3817 (c_parser_omp_for_loop): New argument.
3818 (c_parser_omp_for): Same.
3819 (c_parser_omp_master): Same.
3820 (c_parser_omp_ordered): Same.
3821 (c_parser_omp_sections_scope): Same.
3822 (c_parser_omp_sections): Same.
3823 (c_parser_omp_parallel): Same.
3824 (c_parser_omp_single): Same.
3825 (c_parser_omp_task): Same.
3826 (c_parser_omp_taskwait): Pass location on down.
3827 (c_parser_omp_construct): Same.
3828 (c_parser_omp_threadprivate): Same.
3829 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
3830 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
3831 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
3832 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
3833 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
3834 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
3835 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
3836 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
3837 config/i386/i386.c, stmt.c:
3838 Add location argument to the following function definitions and/or
3839 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
3840 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
3841 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
3842 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
3843 do_case, c_finish_bc_stmt, build_compound_literal,
3844 build_function_call.
3845 * c-decl.c (build_compound_literal): Add location argument.
3846 Make all diagnostic calls use location.
3847 (start_struct): Same.
3848 (finish_struct): Same.
3850 (build_enumerator): Same.
3851 (start_function): Same.
3852 (grokdeclarator): Make all diagnostic calls use location.
3853 (store_parm_decls_oldstyle): Same.
3854 * c-typeck.c (build_function_call): Add location argument.
3855 Make all diagnostic calls use location.
3857 (c_finish_bc_stmt): Same.
3858 * tree-nested.c (get_trampoline_type): Add argument.
3859 Pass location to build_decl.
3860 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
3861 * rtl.h (RTL_LOCATION): New.
3862 * c-common.c (c_add_case_label): Add location argument.
3863 Make all diagnostic calls use location.
3864 * c-common.h: Add location argument to make_fname_decl, do_case,
3865 c_add_case_label, build_function_call, resolve_overloaded_builtin.
3866 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
3867 Set it appropriately for every case. Pass enum_loc to start_enum
3868 call. Pass value_loc first to build_enumerator. Pass enum_loc to
3870 (c_parser_struct_or_union_specifier): Save location. Use it for
3871 start_struct, finish_struct, and parser_xref_tag.
3873 2009-06-12 Ian Lance Taylor <iant@google.com>
3875 * fold-const.c (fold_unary): Rename local variable and to and_expr.
3877 * c-opts.c (c_common_handle_option): For -Wc++-compat set
3878 cpp_opts->warn_cxx_operator_names.
3880 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
3883 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
3884 is returns NULL and OP is a VCE, look through the VCE.
3886 2009-06-12 Ian Lance Taylor <iant@google.com>
3889 * collect2.c (main): Use CONST_CAST2 in code inside #if
3890 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
3892 2009-06-12 Joey Ye <joey.ye@intel.com>
3895 * cfgexpand.c (get_decl_align_unit): Update
3896 max_used_stack_slot_alignment with align instead of
3897 stack_alignment_needed.
3899 * function.c (assign_stack_local_1): Update
3900 max_used_stack_slot_alignment with alignment_in_bits instead
3901 of stack_alignment_needed.
3902 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
3905 2009-06-12 Jakub Jelinek <jakub@redhat.com>
3907 * dwarf2out.c (last_var_location_insn): New variable.
3908 (dwarf2out_end_epilogue): Clear last_var_location_insn.
3909 (dwarf2out_var_location): Don't record anything after last real
3910 insn. Only change labels if there were any real instructions
3911 in between last note and this one, or if changed sections.
3913 2009-06-11 Richard Henderson <rth@redhat.com>
3915 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
3916 note when storing the frame pointer in a register.
3917 (FRP): Don't redefine to nothing for epilogue.
3918 (alpha_expand_epilogue): Mark register and sp restores.
3919 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
3921 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
3922 when gen_lowpart is needed.
3924 2009-06-11 Richard Henderson <rth@redhat.com>
3926 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
3928 * dwarf2out.c (need_data_align_sf_opcode): New.
3929 (div_data_align): Move earlier.
3930 (def_cfa_1, reg_save): Use it.
3932 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
3934 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
3935 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
3936 (ix86_handle_option): Handle OPT_mcrc32.
3937 (ix86_target_string): Add -mcrc32.
3938 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
3940 * config/i386/i386.h (TARGET_CRC32): New.
3942 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
3943 (sse4_2_crc32di): Likewise.
3945 * config/i386/i386.opt (mcrc32): New.
3947 * doc/invoke.texi: Document -mcrc32.
3949 2009-06-11 Richard Henderson <rth@redhat.com>
3951 * common.opt (gdwarf-): Accept a version number.
3952 * doc/invoke.texi (gdwarf-): Update docs.
3953 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
3954 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
3955 version level, and record it.
3957 * dwarf2.h (DW_CIE_VERSION): Remove.
3958 * dwarf2out.c (DWARF_VERSION): Remove.
3959 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
3960 (output_call_frame_info): Use CIE version 3 for dwarf3,
3961 or if the return register column is out of range for version 1.
3962 (dwarf_stack_op_name): Add all dwarf3 values.
3963 (DEBUG_PUBTYPES_SECTION): New.
3964 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
3965 encoding change for dwarf3.
3966 (output_die) [dw_val_class_die_ref]: Likewise.
3967 (output_compilation_unit_header): Emit correct version for dwarf3.
3968 (output_line_info): Likewise.
3969 (output_pubnames): Update for DWARF_VERSION removal.
3970 (output_aranges): Likewise.
3971 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
3972 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
3973 (dwarf2out_finish): Likewise.
3975 2009-06-11 David Daney <ddaney@caviumnetworks.com>
3977 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
3980 2009-06-11 David Daney <ddaney@caviumnetworks.com>
3983 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
3984 * builtins.c (expand_builtin_unreachable): New function.
3985 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
3986 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
3987 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
3989 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
3990 searching for missing barriers.
3992 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3994 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
3995 when -fprofile-generate* was passed.
3996 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
3998 2009-06-11 Anthony Green <green@moxielogic.com>
4000 * config/moxie/moxie.md: Define length attribute for all instructions.
4002 (*b<cond:code>): Support limited branch ranges for new PC-relative
4003 branch instructions.
4004 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
4006 2009-06-11 Jakub Jelinek <jakub@redhat.com>
4008 * config/i386/i386.c (min_insn_size): Use get_attr_length
4009 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
4012 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
4013 instead of emit_insn_before.
4015 2009-06-10 Ian Lance Taylor <iant@google.com>
4018 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
4021 2009-06-10 Revital Eres <eres@il.ibm.com>
4023 * passes.c (init_optimization_passes): Reschedule
4024 predictive-commoning pass before complete unroll pass.
4026 2009-06-10 Martin Jambor <mjambor@suse.cz>
4028 * cgraph.c (cgraph_node_can_be_local_p): New function.
4029 (cgraph_make_node_local): New function.
4030 * cgraph.h (cgraph_node_can_be_local_p): Declare.
4031 (cgraph_make_node_local): Declare.
4033 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
4035 * tree.h (tree_base): Add packed_flag and user_align fields.
4036 Decrease size of spare field.
4037 (TYPE_USER_ALIGN): Use user_align from tree_base.
4038 (DECL_USER_ALIGN): Likewise.
4039 (TYPE_PACKED): Use packed_flag from tree_base.
4040 (DECL_PACKED): Likewise.
4041 (tree_type): Delete packed_flag and user_align fields. Widen
4042 precision field. Widen mode field and shuffle fields to align
4043 mode on an 8-bit boundary.
4044 (tree_decl_common): Delete decl_flag_1 and user_align fields.
4045 Renumber decl_flag_* fields. Fix comments. Widen
4046 decl_common_unused field.
4047 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
4048 (DECL_EXTERNAL): Likewise.
4049 (DECL_BIT_FIELD): Likewise.
4050 (DECL_NONADDRESSABLE_P): Likewise.
4051 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
4052 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
4054 2009-06-10 Ian Lance Taylor <iant@google.com>
4056 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
4057 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
4058 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
4059 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
4060 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
4061 DEF_VEC_ALLOC_FUNC_P.
4062 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
4063 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
4064 DEF_VEC_ALLOC_FUNC_O.
4065 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
4066 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
4067 DEF_VEC_ALLOC_FUNC_I.
4068 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
4069 (vec_stack_p_reserve_exact_1): Declare.
4070 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
4071 (vec_stack_free): Declare.
4072 (VEC_stack_alloc): Define.
4073 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
4074 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
4075 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
4076 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
4078 (stack_vecs): New static variable.
4079 (vec_stack_p_reserve_exact_1): New function.
4080 (vec_stack_o_reserve_1): New static function.
4081 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
4082 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
4083 (vec_stack_free): New function.
4084 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
4085 (VEC_df_ref_stack_alloc): Define.
4086 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
4087 DEF_VEC_ALLOC_P_STACK.
4088 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
4089 (struct df_collection_rec): Change _vec fields to VEC. Remove
4091 (df_free_collection_rec): Adjust for new fields.
4092 (df_insn_rescan): Use new df_collection_rec fields.
4093 (df_notes_rescan, df_canonize_collection_rec): Likewise.
4094 (df_ref_create_structure, df_ref_record): Likewise.
4095 (df_get_conditional_uses, df_get_call_refs): Likewise.
4096 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
4097 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
4098 (df_record_exit_block_uses, df_bb_verify): Likewise.
4099 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
4100 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
4101 Remove count parameter. Change return type to void. Change all
4103 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
4104 Remove count parameter. Change return type to void. Change all
4106 (df_install_refs): Change old_vec parameter to VEC. Remove count
4107 parameter. Change all callers.
4108 (df_install_mws): Change old_vec parameter to VEC. Remove count
4109 parameter. Change all callers.
4110 (df_refs_verify): Change new_rec parameter to VEC. Change call
4112 (df_mws_verify): Likewise.
4114 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
4116 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
4118 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
4120 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
4122 2009-06-10 Anthony Green <green@moxielogic.com>
4124 * config/moxie/crti.asm: New file.
4125 * config/moxie/crtn.asm: New file.
4126 * config/moxie/moxie.c: New file.
4127 * config/moxie/moxie.h: New file.
4128 * config/moxie/sfp-machine.h: New file.
4129 * config/moxie/moxie-protos.h: New file.
4130 * config/moxie/t-moxie: Created.
4131 * config/moxie/t-moxie-softfp: Created.
4132 * config/moxie/moxie.md: Created.
4133 * config/moxie/constraints.md: Created.
4134 * config.gcc: Add moxie support.
4135 * doc/md.texi (Machine Constraints): Add moxie constraints.
4136 * doc/contrib.texi (Contributors): Mention moxie port.
4137 * doc/install.texi (Specific): Mention the moxie port.
4139 2009-06-09 Ian Lance Taylor <iant@google.com>
4141 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
4143 * optabs.c (optab_table): Only use designated initializers if
4144 HAVE_DESIGNATED_INITIALIZERS is defined.
4145 (convert_optab_table): Likewise.
4146 (init_optabs): Always call init_insn_codes if
4147 HAVE_DESIGNATED_INITIALIZERS is not defined.
4149 2009-06-09 Ian Lance Taylor <iant@google.com>
4151 * targhooks.c (default_builtin_vectorized_function): Change fn
4152 parameter to unsigned int.
4153 (default_builtin_vectorized_conversion): Change code parameter to
4155 (default_builtin_reciprocal): Change fn parameter to unsigned int.
4156 * targhooks.h: Update declarations.
4157 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
4158 parameter to unsigned int.
4160 * c-typeck.c (comptypes_check_enum_int): New static function.
4161 (comptypes_internal): Add enum_and_int_p parameter. Change all
4163 (comp_target_types): Add location parameter. Change all callers.
4164 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
4166 (function_types_compatible_p, type_lists_compatible_p): Likewise.
4167 (build_conditional_expr): Add colon_loc parameter. Change all
4169 (convert_for_assignment): Add location parameter. Change all callers.
4170 * c-parser.c (c_parser_conditional_expression): Pass location of
4171 colon to build_conditional_expr.
4172 * c-tree.h (build_conditional_expr): Update declaration.
4174 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
4176 * graphite.c: Revert previous patch.
4178 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
4181 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
4183 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
4185 * tree-ssa-loop-prefetch.c
4186 (loop_prefetch_arrays): Fixed a portability problem in printf format
4189 2009-06-09 Martin Jambor <mjambor@suse.cz>
4191 PR tree-optimization/40351
4192 * tree-sra.c (propagate_subacesses_accross_link): Check that a
4193 refrence to a potential artifical subaccess can be constructed.
4195 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
4197 * config/sh/sh-protos.h (sh_optimization_options): Declare.
4198 (sh_override_options): Likewise.
4199 * config/sh/sh.c: Include params.h.
4200 (sh_optimization_options): New.
4201 (sh_override_options): Likewise.
4202 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
4203 (OVERRIDE_OPTIONS): Use sh_override_options.
4205 2009-06-08 Jakub Jelinek <jakub@redhat.com>
4207 * dwarf2out.c (emit_cfa_remember): New variable.
4208 (add_fde_cfi): If emit_cfa_remember, recurse to add
4209 DW_CFA_remember_state first.
4210 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
4211 instead just set emit_cfa_remember.
4213 2009-06-08 Jan Hubicka <jh@suse.cz>
4216 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
4218 2009-06-08 Jan Hubicka <jh@suse.cz>
4221 * cgraphunit.c (save_inline_function_body): Do not copy transform
4222 hooks for saved inline bodies.
4223 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
4226 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
4228 * jump.c (returnjump_p): Handle delayed branches. Add missing
4231 2009-06-08 Jan Hubicka <jh@suse.cz>
4234 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
4235 original node might've been modified.
4236 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
4238 2009-06-08 Jakub Jelinek <jakub@redhat.com>
4240 * tree-object-size.c (addr_object_size): Add OSI argument.
4241 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
4242 (compute_builtin_object_size, expr_object_size): Adjust callers.
4243 (plus_stmt_object_size): Call addr_object_size instead of
4244 compute_builtin_object_size.
4246 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
4247 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4249 * tree-ssa-loop-prefetch.c
4250 (gather_memory_references): Introduced a counter for the number of
4252 (anything_to_prefetch_p): Introduced a counter for the number of
4254 (is_loop_prefetching_profitable): New function with a cost model
4256 (loop_prefetch_arrays): Use the new cost model to determine if
4257 prefetching is profitable.
4258 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
4259 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4260 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
4261 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4262 * doc/invoke.texi (MIN_INSN_TO_PREFETCH_RATIO,
4263 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4265 2009-06-08 Michael Matz <matz@suse.de>
4268 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
4269 partitions use the same.
4270 (expand_one_var): Deal with DECL_RTL sometimes begin set also
4271 for basevars of SSA_NAMEs.
4272 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
4273 to not expand them twice.
4274 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
4277 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
4279 * common.opt (fcompare-debug=, fcompare-debug-second): New.
4280 (fdump-final-insns=, gtoggle): New.
4281 * doc/invoke.texi: Document them.
4282 * final.c (rest_of_clean_state): Dump final insn stream.
4283 * gcc.c (invoke_as): Hook in -fcompare-debug.
4284 (static_spec_functions): Add compare-debug-dump-opt,
4285 compare-debug-self-opt and compare-debug-auxbase-opt.
4286 (compare_debug, compare_debug_second, compare_debug_opt): New.
4287 (switches_debug_check, n_switches_debug_check): New.
4288 (debug_auxbase_opt, debug_check_temp_file): New.
4289 (process_command): Handle -fno-compare-debug, -fcompare-debug and
4291 (do_self_spec): Handle arguments after switches.
4292 (do_spec_1): Add .gk extension to temp file basenames for compare.
4293 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
4294 (cc1_options): Use it instead of normal auxbase computation for
4295 the second compare-debug compilation.
4296 (compare_files): New.
4297 (main): Set up and implement compare debug mode.
4298 (compare_debug_dump_opt_spec_function): New.
4299 (compare_debug_self_opt_spec_function): New.
4300 (compare_debug_auxbase_opt_spec_function): New.
4301 * toplev.c (process_options): Handle flag_gtoggle,
4302 flag_dump_final_insns.
4303 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
4304 during -fcompare-debug-second compilation.
4306 2009-06-07 Ian Lance Taylor <iant@google.com>
4308 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
4309 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
4311 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
4312 with no default node. Change warning with %H to warning_at.
4313 Don't clear warn_switch around case checking.
4314 * doc/invoke.texi (Warning Options): Clarify distinction between
4315 -Wswitch and -Wswitch-enum.
4317 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4319 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
4321 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4323 * gbl-ctors.h: Add header guard.
4325 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4327 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
4328 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
4329 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
4330 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
4331 prototypes for removed functions.
4332 (expressions_equal_p): Move to ...
4333 * tree-ssa-sccvn.h: ... here and ...
4334 * matrix-reorg.c: ... adjust includes.
4336 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4338 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
4340 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4342 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
4343 (finish_function): Remove erroneous whitespace.
4345 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4347 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
4348 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
4350 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4352 * errors.c (internal_error): Commentary typo fix.
4353 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
4354 * tree-ssa-pre.c: Ditto.
4356 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4358 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
4359 them is supposed to hold actual statements.
4361 2009-06-06 Ian Lance Taylor <iant@google.com>
4363 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
4364 empty statements can now have attributes.
4366 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
4368 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
4369 * config/mips/mips.md: Ditto.
4371 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
4373 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
4375 (__eabi_uconvert): Likewise.
4377 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
4379 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
4380 CFI_* definitions with IN_GCC.
4382 2009-06-05 David Edelsohn <edelsohn@gnu.org>
4384 * xcoffout.h (xcoffout_source_line): Update prototype.
4386 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4388 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
4389 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
4391 2009-06-05 Jakub Jelinek <jakub@redhat.com>
4394 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
4395 inlined_function_outer_scope_p blocks for artificial inlines
4397 * tree.c (tree_nonartificial_location): Rewrite using
4398 block_nonartificial_location.
4400 2009-06-05 Revital Eres <eres@il.ibm.com>
4401 Leehod Baruch <leehod@il.ibm.com>
4403 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
4404 (expand_expr_real_1): Remove comment.
4405 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
4406 Vectorize misaligned access when the target supports it.
4407 (vect_supportable_dr_alignment): Check for unaligned access support.
4408 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
4411 2009-06-05 Julian Brown <julian@codesourcery.com>
4413 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
4414 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
4416 2009-06-05 Richard Guenther <rguenther@suse.de>
4419 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
4422 2009-06-05 Jakub Jelinek <jakub@redhat.com>
4424 * config/s390/s390.c (global_not_special_regno_p): New static inline.
4425 (save_gprs): Don't tell unwinder when a global register is saved.
4426 (s390_emit_epilogue): Emit needed epilogue unwind info.
4428 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
4430 * dwarf2out.c (deferred_asm_name): New.
4431 (add_name_and_src_coords_attributes): Defer creation of
4432 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
4434 (move_linkage_attr): New.
4435 (dwarf2out_finish): Revisit deferrals and emit attributes at the
4438 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
4440 * tree-nested.c (finalize_nesting_tree_1): Declare the
4441 frame_decl in the binding tree.
4443 2009-06-04 Cary Coutant <ccoutant@google.com>
4445 * basic-block.h (struct basic_block_def): Add discriminator field.
4446 * dbxout.c (dbxout_source_line): Add new parameter. Change all
4448 * debug.c (do_nothing_debug_hooks): Add additional entry.
4449 (debug_nothing_int_charstar_int): New function.
4450 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
4451 (debug_nothing_int_charstar_int): New declaration.
4452 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
4453 discriminator value in .loc directive.
4454 * final.c (last_discriminator): New variable.
4455 (discriminator): New variable.
4456 (final_start_function): Initialize above variables, pass current
4457 discriminator to debug hook.
4458 (notice_source_line): Check for discriminator change.
4459 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
4460 * sdbout.c (sdbout_source_line): New parameter.
4461 * tree-cfg.c (struct locus_discrim_map): New structure type.
4462 (discriminator_per_locus): New hash table.
4463 (build_gimple_cfg): Allocate and free discriminator hash table.
4464 (make_edges): Call assign_discriminator.
4465 (locus_map_hash): New function.
4466 (locus_map_eq): New function.
4467 (next_discriminator_for_locus): New function.
4468 (same_line_p): New function.
4469 (assign_discriminator): New function.
4470 (make_cond_expr_edges): Call assign_discriminator.
4471 (make_gimple_switch_edges): Likewise.
4472 (first_non_label_stmt): New function.
4473 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
4475 * xcoffout.c (xcoffout_source_line): Add new parameter.
4477 * configure.ac (gcc_cv_as_discriminator): New configury check for
4478 gas support for discriminator.
4479 * configure: Regenerate.
4480 * config.in: Regenerate.
4482 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4484 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
4485 val after checking for integers.
4487 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
4489 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
4491 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
4492 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
4493 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
4494 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
4495 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
4496 X64_SSE_REGPARM_MAX.
4497 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
4498 X64_SSE_REGPARM_MAX.
4500 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4502 * gcc.c (report_times_to_file): New.
4503 (execute): Implement it.
4504 (process_command): Support -time=.
4505 * doc/invoke.texi: Document it.
4507 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4509 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
4510 that have value exprs.
4512 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4514 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
4515 declarations for constants until...
4516 (dw2_output_indirect_constant_1): ... this point.
4518 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
4521 * arm.md (arm_addsi3): Don't try to split an add with an
4522 eliminable register until after reload has completed.
4524 2009-06-03 Ian Lance Taylor <iant@google.com>
4526 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
4527 * genattrtab.c (write_length_unit_log): Likewise.
4528 * genchecksum.c (dosum): Likewise.
4529 * gengtype.c (write_rtx_next): Likewise.
4530 (finish_root_table, write_roots): Likewise.
4531 * gimple.c (gimple_ops_offset_): Likewise.
4532 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
4533 * config/arc/arc.c (arc_attribute_table): Likewise.
4534 * config/arm/arm.c (arm_attribute_table): Likewise.
4535 * config/avr/avr.c (avr_attribute_table): Likewise.
4536 * config/crx/crx.c (crx_attribute_table): Likewise.
4537 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
4538 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
4539 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
4540 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
4541 * config/sh/sh.c (sh_attribute_table): Likewise.
4542 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
4543 * config/spu/spu.c (spu_attribute_table): Likewise.
4544 * config/v850/v850.c (v850_attribute_table): Likewise.
4546 * config/alpha/alpha.c (vms_attribute_table): Make static.
4547 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
4548 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
4549 * config/mips/mips.c (mips_attribute_table): Likewise.
4551 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
4553 (cc1-checksum.o): Likewise.
4555 2009-06-03 Steve Ellcey <sje@cup.hp.com>
4557 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
4559 2009-06-03 Jakub Jelinek <jakub@redhat.com>
4561 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
4562 insn if it is changing sp. Use gen_add3_insn instead of
4563 conditionally gen_addsi3 and gen_adddi3.
4564 (offset_below_red_zone_p): New static inline function.
4565 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
4566 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
4567 * config/rs6000/ppc-asm.h: Include auto-host.h.
4568 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
4569 CFI_RESTORE): Define.
4570 * config/rs6000/crtresxgpr.asm: Add unwind info.
4571 * config/rs6000/crtresxfpr.asm: Likewise.
4572 * config/rs6000/crtresgpr.asm: Likewise.
4573 * config/rs6000/crtresfpr.asm: Likewise.
4574 * config/rs6000/crtsavgpr.asm: Likewise.
4575 * config/rs6000/crtsavfpr.asm: Likewise.
4577 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
4578 argument of DWARF2_FRAME_REG_OUT macros.
4580 2009-06-03 Julian Brown <julian@codesourcery.com>
4582 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
4583 words or less (including TImode) in core registers.
4585 2009-06-03 Richard Guenther <rguenther@suse.de>
4588 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
4590 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
4592 * statistics.c (statistics_counter_event): Do not record event
4593 in pass dump if its number == -1.
4594 (curr_statistics_hash): Add assert that we never get passes
4595 with static number == -1.
4597 2009-06-03 Richard Guenther <rguenther@suse.de>
4598 Andrey Belevantsev <abel@ispras.ru>
4600 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
4601 non-BLKmode arrays addressable.
4603 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
4605 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
4606 * config/m68k/m68k.h: ... here.
4607 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
4610 2009-06-03 Martin Jambor <mjambor@suse.cz>
4612 PR tree-optimization/40323
4613 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
4616 2009-06-03 Richard Guenther <rguenther@suse.de>
4618 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
4621 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
4623 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
4624 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
4625 JUMP_TABLE_DATA_P where applicable.
4626 * config/sh/sh.c: Ditto.
4627 * config/sh/sh.h: Ditto.
4628 * config/sh/sh.md: Ditto.
4629 * config/sh/symbian.c: Ditto.
4631 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
4633 * config/i386/driver-i386.c (describe_cache): Optimize
4634 concatenation of strings. Use snprintf instead of sprintf.
4635 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
4636 target when not compiling with GCC.
4638 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
4640 * config/sh/sh.c: Revert last change.
4641 (sh_expand_epilogue): Emit a blockage insn before the frame
4642 pointer adjustment unconditionally.
4644 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4646 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
4647 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
4648 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
4649 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
4650 to COLLECT_GCC_OPTIONS.
4652 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4654 * collect2.c (target_system_root): New variable.
4655 (main): Handle --sysroot=.
4656 (ignore_library): Strip the sysroot from the library path.
4658 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4660 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
4661 (collect2.o): Depend on collect2-aix.h.
4662 (collect2-aix.o): New rule.
4663 * collect2-aix.h: New file.
4664 * collect2-aix.c: Likewise.
4665 * collect2.c: Include collect2-aix.h. Don't undefine
4666 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
4667 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
4668 Use TARGET_AIX_VERSION instead of _AIX51.
4669 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
4670 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
4671 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
4672 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
4673 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
4675 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4677 * collect2.c (ignore_library): Avoid premature post-increment
4680 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4682 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
4683 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
4684 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
4685 CROSS_DIRECTORY_STRUCTURE too.
4686 (LINK_LIBG_SPEC): Likewise.
4687 (LIB_SPEC): Add %R to sysroot paths.
4688 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
4689 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
4690 * config/rs6000/aix51.h: As for aix43.h.
4691 * config/rs6000/aix52.h: Likewise.
4692 * config/rs6000/aix53.h: Likewise.
4693 * config/rs6000/aix61.h: Likewise.
4694 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
4695 to the beginning of sysroot paths.
4697 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4699 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
4700 INSN_LISTs that are out of the REG_NOTE range.
4702 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4704 * loop-unroll.c (struct iv_to_split): Add pointer to next.
4705 (struct var_to_expand): Likewise.
4706 (struct opt_info): Add head and tail for linked lists of the above.
4707 (analyze_insn_to_expand_var): Initialize next.
4708 (analyze_iv_to_split_insn): Likewise.
4709 (analyze_insns_in_loop): Create linked lists.
4710 (allocate_basic_variable): Simplify for use without hash table.
4711 (insert_var_expansion_initialization): Likewise, make it type-safer.
4712 (combine_var_copies_in_loop_exit): Likewise.
4713 (apply_opt_in_copies): Walk lists rather than hash tables.
4714 (release_var_copies): Simplified and inlined by hand into...
4715 (free_opt_info): ... this function.
4717 2009-06-02 Richard Guenther <rguenther@suse.de>
4719 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
4722 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4724 * cfgexpand.c (gimple_expand_cfg): Discard the source location
4725 only for builtins that are not overridden.
4727 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4729 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
4732 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4734 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
4736 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4738 * combine.c (move_deaths): Compare LUIDs within the same BB only.
4740 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4742 * common.opt (fdump-unnumbered-links): New.
4743 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
4744 * print-rtl.c (flag_dump_unnumbered_links): New.
4745 (print_rtx): Test it.
4747 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
4749 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
4750 push/pop multiple to 8-byte alignment.
4752 2009-06-01 Jakub Jelinek <jakub@redhat.com>
4754 * config/i386/i386.c (queued_cfa_restores): New static variable.
4755 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
4757 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
4758 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
4759 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
4760 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
4761 note unconditionally.
4762 (ix86_emit_restore_regs_using_mov): Likewise.
4763 (ix86_emit_restore_sse_regs_using_mov): Likewise.
4764 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
4765 it through to ix86_emit_restore_reg_using_pop.
4766 (ix86_emit_leave): Add RED_OFFSET argument. Call
4767 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
4768 instead of adding REG_CFA_OFFSET note unconditionally.
4769 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
4770 the above functions. Call ix86_add_queued_cfa_restore_notes when
4773 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
4774 force output of the label even for dwarf2out_do_cfi_asm.
4775 (add_fde_cfi): If -g2 and above and cfi might change CFA,
4776 force creation of CFI label and chain DW_CFA_set_loc jumping to it
4777 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
4779 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
4780 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
4781 dwarf2out_cfi_label callers.
4782 * tree.h (dwarf2out_cfi_label): Adjust prototype.
4783 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
4784 Adjust dwarf2out_cfi_label callers.
4785 * config/vax/vax.c (vax_output_function_prologue): Likewise.
4787 * config/i386/i386.h (struct machine_cfa_state,
4788 struct machine_function): Guard with ifndef USED_FOR_TARGET
4789 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
4792 * emutls.c (__emutls_get_address): Change arr->size to mean number
4793 of allocated arr->data entries instead of # of slots + 1.
4796 * recog.c (peep2_reinit_state): New function.
4797 (peephole2_init_state): Use it at the end of a basic block and also
4798 when seeing a RTX_FRAME_RELATED_P insn.
4800 2009-06-01 Steve Ellcey <sje@cup.hp.com>
4802 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
4803 fixuns_truncrfdi2): New.
4804 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
4805 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
4806 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
4807 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
4808 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
4809 *recip_approx): Remove.
4810 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
4811 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
4812 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
4814 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
4817 2009-06-01 Ian Lance Taylor <iant@google.com>
4819 * attribs.c (register_attribute): Use CONST_CAST.
4820 * collect2.c (main): Use CONST_CAST2.
4821 (scan_prog_file): Likewise.
4822 * gcc.c (process_command, main): Likewise.
4823 * toplev.c (toplev_main): Likewise.
4825 * c-typeck.c (handle_warn_cast_qual): New static function,
4826 partially broken out of build_c_cast.
4827 (build_c_cast): Call handle_warn_cast_qual.
4828 * doc/invoke.texi (Warning Options): Document new effect of
4831 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
4833 * diagnostic.c (diagnostic_build_prefix): Always print columns.
4834 (diagnostic_report_current_module): Print columns.
4835 * common.opt (flag_show_column): Enable by default.
4837 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
4839 * alias.c (find_base_term): Check for NULL term before returning.
4841 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
4843 Revert due to PR40320:
4844 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
4845 * calls.c (emit_library_call_value_1): Don't force_operand for move
4848 2009-06-01 Olivier Hainque <hainque@adacore.com>
4849 Eric Botcazou <ebotcazou@adacore.com>
4851 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
4852 to be processed as a bitfield for constructor output purposes.
4853 * output.h (initializer_constant_valid_for_bitfield_p): Declare
4855 * varasm.c (oc_local_state): New type, output_constructor
4856 local state to support communication with helpers.
4857 (oc_outer_state): New type, output_constructor outer state of
4858 relevance in recursive calls.
4859 (output_constructor_array_range): New output_constructor helper,
4860 extracted code for an array range element.
4861 (output_constructor_regular_field): New output_constructor helper,
4862 extracted code for an element that is not a bitfield.
4863 (output_constructor_bitfield): New output_constructor helper,
4864 extracted code for a bitfield element. Accept an OUTER state
4865 argument for recursive processing. Recurse on record or array
4866 CONSTRUCTOR values, possibly past noop conversions.
4867 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
4868 VALUE is a valid constant-valued expression for use in a static
4869 bit-field initializer.
4870 (output_constructor): Rework to use helpers. Accept and honor an
4871 OUTER state argument for recursive calls. Return total size. Be
4872 prepared for nested constructors initializing bitfields.
4873 (output_constant): Feed OUTER in calls to output_constructor.
4875 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
4877 * calls.c (emit_library_call_value_1): Don't force_operand for move
4880 2009-06-01 Nick Clifton <nickc@redhat.com>
4882 * doc/invoke.texi (IA-64 Options): Fix typo.
4884 2009-06-01 Ira Rosen <irar@il.ibm.com>
4886 PR tree-optimization/39129
4887 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
4889 (vect_do_peeling_for_loop_bound): Use
4890 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
4891 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
4892 (vect_loop_versioning): Likewise.
4893 (vect_create_cond_for_alias_checks): Fix indentation.
4894 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
4896 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
4897 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
4898 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
4899 "control flow in loop".
4900 (vect_estimate_min_profitable_iters): Use
4901 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
4902 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
4903 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
4904 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
4905 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
4906 statement belongs to a group of strided accesses with the exact code
4908 (vectorizable_load): Likewise.
4909 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
4910 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
4912 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
4914 * config/freebsd-stdint.h: New file.
4915 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
4916 Add freebsd-stdint.h to tm_file.
4918 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
4920 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
4921 (thumb2_extendhidi2): Likewise.
4923 2009-05-31 Ian Lance Taylor <iant@google.com>
4925 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
4927 2009-05-31 Ian Lance Taylor <iant@google.com>
4929 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
4930 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
4931 (ipa-reference.o): Depend upon gt-ipa-reference.h.
4933 2009-05-31 Jason Merrill <jason@redhat.com>
4935 * tree-pretty-print.c (print_call_name): Take the callee, not the
4936 call itself. Make non-static. Use dump_function_name for functions.
4937 (dump_generic_node): Adjust.
4938 * diagnostic.h: Declare print_call_name.
4939 * gimple-pretty-print.c (dump_gimple_call): Use it.
4941 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
4943 * config/sh/sh.md (ashldi3_std): New define_expand.
4946 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
4949 * config/sh/sh.c: Include debug.h.
4950 (sh_expand_epilogue): Emit a blockage insn before the frame
4951 pointer adjustment also when dwarf2out_do_frame returns true.
4953 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
4955 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
4956 (thumb2_extendqidi2): New pattern.
4958 2009-05-31 Ira Rosen <irar@il.ibm.com>
4960 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
4961 mark phis for renaming.
4962 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
4963 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
4964 Call mark_sym_for_renaming.
4965 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
4966 * tree-vect-loop.c (vect_transform_loop): Remove
4967 vect_memsyms_to_rename initialization and a call to
4968 mark_set_for_renaming.
4970 2009-05-31 Jakub Jelinek <jakub@redhat.com>
4973 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
4974 frame related even if !set_cfa && style < 0.
4976 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
4978 * config/i386/mingw-tls.c: New file.
4979 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
4980 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
4981 defining _WIN32 but not __CYGWIN__.
4983 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4985 * configure.ac: Add MPC support.
4987 * config.in, configure: Regenerate.
4989 2009-05-29 Richard Henderson <rth@redhat.com>
4991 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
4992 NOTE_INSN_BASIC_BLOCK.
4993 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
4994 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
4995 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
4997 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
4999 (add_cfi): Disable check redefining cfa away from drap.
5000 (lookup_cfa_1): Add remember argument; handle remember/restore.
5001 (lookup_cfa): Pass remember argument.
5002 (cfa_remember): New.
5003 (compute_barrier_args_size_1): Remove sibcall check.
5004 (dwarf2out_frame_debug_def_cfa): New.
5005 (dwarf2out_frame_debug_adjust_cfa): New.
5006 (dwarf2out_frame_debug_cfa_offset): New.
5007 (dwarf2out_frame_debug_cfa_register): New.
5008 (dwarf2out_frame_debug_cfa_restore): New.
5009 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
5010 (dwarf2out_begin_epilogue): New.
5011 (dwarf2out_frame_debug_restore_state): New.
5012 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
5013 DW_CFA_restore_state.
5014 (output_cfi_directive): Likewise.
5015 (convert_cfa_to_fb_loc_list): Likewise.
5016 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
5017 * dwarf2out.h: Update.
5018 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
5019 (copy_insn_1): Early out for null.
5020 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
5021 and dwarf2out_frame_debug_restore_state.
5022 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
5023 (prologue_insn_hash, epilogue_insn_hash): New.
5024 (free_after_compilation): Adjust freeing accordingly.
5025 (record_insns): Create hash table if needed; push insns into
5026 hash instead of array.
5027 (maybe_copy_epilogue_insn): New.
5028 (contains): Search hash table instead of array.
5029 (sibcall_epilogue_contains): Remove.
5030 (thread_prologue_and_epilogue_insns): Split eh_return insns
5031 and mark them as epilogues.
5032 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
5033 scanning in terms of basic blocks.
5034 * insn-notes.def (CFA_RESTORE_STATE): New.
5035 * jump.c (returnjump_p_1): Accept EH_RETURN.
5036 (eh_returnjump_p_1, eh_returnjump_p): New.
5037 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
5038 CFA_REGISTER, CFA_RESTORE): New.
5039 * rtl.def (EH_RETURN): New.
5040 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
5042 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
5043 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
5045 * config/i386/i386.c (gen_push): Update cfa state.
5046 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
5047 add a CFA_ADJUST_CFA note.
5048 (ix86_dwarf_handle_frame_unspec): Remove.
5049 (ix86_expand_prologue): Update cfa state.
5050 (ix86_emit_restore_reg_using_pop): New.
5051 (ix86_emit_restore_regs_using_pop): New.
5052 (ix86_emit_leave): New.
5053 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
5054 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
5055 * config/i386/i386.h (struct machine_cfa_state): New.
5056 (ix86_cfa_state): New.
5057 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
5058 (eh_return_internal): Merge from eh_return_<mode>,
5059 use eh_return rtx, split w/ epilogue.
5061 2009-05-29 Ian Lance Taylor <iant@google.com>
5063 * builtins.c (validate_gimple_arglist): Don't use va_arg with
5065 * calls.c (emit_library_call_value_1): Likewise.
5067 * c-typeck.c (c_build_va_arg): New function.
5068 * c-tree.h (c_build_va_arg): Declare.
5069 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
5070 instead of build_va_arg.
5072 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
5074 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
5075 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
5076 (ptr_difference_cost): Use affine combinations to compute it.
5077 (difference_cost): Likewise.
5078 (get_computation_cost_at): Compute more accurate cost for addresses
5079 if the ratio is a multiplier allowed in addresses.
5080 For non-addresses, consider that an additional offset or symbol is
5083 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5085 * config/i386/i386.c (ix86_decompose_address): Avoid useless
5086 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
5088 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
5089 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
5090 (prefix_rex): For UNIT_MMX don't imply the prefix by default
5092 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
5093 to 1 for TYPE_SSE{IADD1,CVT1}.
5094 (prefix_vex_imm8): Removed.
5095 (length_vex): Only pass 1 as second argument to
5096 ix86_attr_length_vex_default if prefix_extra is 0.
5097 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
5098 (length): For prefix vex computation use length_immediate
5099 attribute instead of prefix_vex_imm8.
5100 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
5101 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
5102 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
5103 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
5104 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
5105 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
5106 a space in between the operands.
5107 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
5108 if one operand is 0xff and the other one si, di, bp or sp.
5109 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
5110 other one si, di, bp or sp.
5111 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
5112 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
5113 type and mode attributes.
5114 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
5115 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
5116 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
5117 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
5118 prefix_data16 attribute iff MODE_DF.
5119 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
5120 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
5121 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
5122 constm128_operand in length_immediate computation.
5123 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
5124 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
5125 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
5126 length_immediate attribute to 1.
5127 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
5128 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
5129 for certain alternatives.
5130 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
5131 prefix_data16 attribute if MODE_V1DF.
5132 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
5133 length_immediate to 1.
5134 (set_got_rex64, set_rip_rex64): Remove length attribute, set
5135 length_address to 4, set mode attribute to MODE_DI.
5136 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
5137 (fxam<mode>2_i387): Set length attribute to 4.
5138 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
5139 *prefetch_3dnow_rex): Override length_address attribute.
5140 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
5142 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
5143 (constm128_operand): Removed.
5144 * config/i386/i386.c (memory_address_length): For
5145 disp && !index && !base in 64-bit mode account for SIB byte if
5146 print_operand_address can't optimize disp32 into disp32(%rip)
5147 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
5148 for fs: or gs: segment.
5149 (ix86_attr_length_immediate_default): When checking if shortform
5150 is possible, truncate immediate to the length of the non-shortened
5152 (ix86_attr_length_address_default): Ignore MEM_P operands
5154 (ix86_attr_length_vex_default): Only check for DImode on
5155 GENERAL_REG_P operands.
5156 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
5157 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
5158 (sse_cvttps2pi): Clear prefix_rep attribute.
5159 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
5161 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
5162 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
5163 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
5164 iff operand 2 is const_int_operand.
5165 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
5166 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
5167 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
5169 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
5171 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
5172 prefix_data16 attribute for movlpd and movhpd instructions.
5173 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
5174 length_immediate for shufpd instruction.
5175 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
5176 (avx_cmpp<avxmodesuffixf2c><mode>3,
5177 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
5178 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
5179 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
5180 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
5181 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
5182 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
5183 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
5184 prefix_data16 attribute for the first alternative to 1.
5185 (*avx_loadlps): Override length_immediate for the first alternative.
5186 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
5187 attributes for second alternative.
5188 (*vec_concatv2sf_sse4_1): Override length_immediate and
5189 prefix_data16 attributes for second alternative.
5190 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
5191 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
5192 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
5193 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
5194 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
5195 prefix_data16 and length_immediate to 1.
5196 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
5198 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
5199 prefix_extra attribute for variants that don't have 0f prefix alone.
5200 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
5201 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
5202 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
5203 *sse4_1_pextrd): Set length_immediate to 1.
5204 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
5205 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
5207 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
5208 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
5209 length_immediate to 1 for second alternative.
5210 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
5211 prefix_extra and length_immediate attributes for the first
5213 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
5215 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
5216 to 1 for the first and third alternative.
5217 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
5219 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
5221 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
5223 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
5224 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
5225 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
5226 *avx_psign<mode>3): Set prefix_extra attribute to 1.
5227 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
5228 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
5229 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
5230 ssse3_psign<mode>3): Override prefix_rex attribute.
5231 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
5232 (ssse3_palignrti): Override length_immediate to 1.
5233 (ssse3_palignrdi): Override length_immediate to 1, override
5234 prefix_rex attribute.
5235 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
5236 (sse4a_extrqi): Override length_immediate to 2.
5237 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
5238 (sse4a_insertq): Override prefix_data16 to 0.
5239 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
5240 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
5241 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
5242 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
5243 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
5244 and length_immediate to 1.
5245 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
5246 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
5247 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
5248 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
5249 and length_immediate to 1.
5250 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
5251 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
5252 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
5253 avx_ptest256): Override prefix_extra to 1.
5254 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
5255 Override prefix_data16 and length_immediate to 1.
5256 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
5257 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
5258 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
5259 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
5260 prefix_data16 to 0 and prefix_extra to 2.
5261 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
5262 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
5264 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
5265 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
5266 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
5267 and prefix_extra to 2.
5268 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
5269 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
5270 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
5271 avx_vpermilvar<mode>3,
5272 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
5273 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
5274 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
5275 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
5276 Override prefix_extra to 1.
5277 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
5278 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
5279 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
5280 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
5281 prefix_extra and length_immediate to 1.
5282 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
5284 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
5285 to 1 for the first alternative.
5286 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
5287 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
5289 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
5290 *movv2sf_internal_avx, *movv2sf_internal): Override
5291 prefix_rep attribute for certain alternatives.
5292 (*mov<mode>_internal): Override prefix_rep or prefix_data16
5293 attributes for certain alternatives.
5294 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
5295 attributes for certain alternatives.
5296 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
5297 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
5298 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
5299 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
5300 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
5301 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
5302 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
5303 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
5304 length_immediate to 1 if operand 2 is const_int_operand.
5305 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
5306 *vec_extractv2si_1): Set length_immediate attribute to 1.
5307 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
5308 using old 3DNOW insn rather than SSE/3DNOW_A.
5309 (mmx_emms, mmx_femms): Clear modrm attribute.
5311 2009-05-29 Martin Jambor <mjambor@suse.cz>
5313 * tree-sra.c: New implementation of SRA.
5315 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
5316 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
5317 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
5318 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
5319 (SRA_MAX_STRUCTURE_COUNT): Removed.
5320 (SRA_FIELD_STRUCTURE_RATIO): Removed.
5321 * doc/invoke.texi (sra-max-structure-size): Removed.
5322 (sra-field-structure-ratio): Removed.
5324 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5327 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
5330 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
5332 PR rtl-optimization/40101
5333 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
5334 seqno. Adjust comment.
5335 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
5336 inserting bookkeeping before a jump, the jump is not scheduled.
5337 When no positive seqno found, provide a value. Add comment.
5339 2009-05-29 Richard Guenther <rguenther@suse.de>
5341 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
5342 short-cutting on the first component.
5344 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5347 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
5348 for trees other than decls/types.
5350 2009-05-29 Richard Guenther <rguenther@suse.de>
5352 * tree-ssa-operands.c (get_expr_operands): Do not handle
5353 INDIRECT_REFs in the handled-component case. Remove
5354 unused get_ref_base_and_extent case.
5355 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
5356 tree_low_cst and host_integerp where possible.
5357 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
5358 codes for equivalence.
5359 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
5361 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
5363 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
5364 to tmake_file for i[34567]86-*-cygwin*.
5366 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5369 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
5370 (altivec_categorize_keyword, init_vector_keywords,
5371 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
5374 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
5376 * tree.c (handle_dll_attribute): Check if node is
5377 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
5379 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
5381 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
5383 (thumb2_zero_extendqidi2): Likewise.
5385 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
5387 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
5388 instead of gen_movrt.
5389 * config/sh/sh.md (movrt): Remove.
5391 2009-05-28 Steve Ellcey <sje@cup.hp.com>
5393 * doc/invoke.texi (IA-64 Options):
5394 Add -msdata, -mfused-madd, -mno-inline-float-divide,
5395 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
5396 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
5397 -msched-prefer-non-control-spec-insns,
5398 -msched-stop-bits-after-every-cycle,
5399 -msched-count-spec-in-critical-path,
5400 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
5401 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
5402 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
5403 and -msched-spec-verbose.
5405 2009-05-28 Joseph Myers <joseph@codesourcery.com>
5407 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
5408 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
5410 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
5412 2009-05-28 Richard Guenther <rguenther@suse.de>
5414 * tree-ssa-alias.c (ao_ref_init): New function.
5415 (ao_ref_base): Likewise.
5416 (ao_ref_base_alias_set): Likewise.
5417 (ao_ref_alias_set): Likewise.
5418 (refs_may_alias_p_1): Change signature.
5419 (refs_may_alias_p): Adjust.
5420 (refs_anti_dependent_p): Likewise.
5421 (refs_output_dependent_p): Likewise.
5422 (call_may_clobber_ref_p_1): Change signature.
5423 (call_may_clobber_ref_p): Adjust.
5424 (stmt_may_clobber_ref_p_1): New function split out from ...
5425 (stmt_may_clobber_ref_p): ... here.
5426 (maybe_skip_until): Adjust signature.
5427 (get_continuation_for_phi): Likewise.
5428 (walk_non_aliased_vuses): Likewise.
5429 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
5430 (ao_ref_init): Declare.
5431 (ao_ref_base): Likewise.
5432 (ao_ref_alias_set): Likewise.
5433 (stmt_may_clobber_ref_p_1): Likewise.
5434 (walk_non_aliased_vuses): Adjust.
5435 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
5436 (get_ref_from_reference_ops): remove.
5437 (vn_reference_lookup_2): Adjust signature.
5438 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
5439 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
5440 (vn_reference_lookup): Adjust.
5441 (vn_reference_insert): Likewise.
5442 (vn_reference_insert_pieces): Adjust signature.
5443 (visit_reference_op_call): Adjust.
5444 * tree-ssa-pre.c (get_expr_type): Simplify.
5445 (phi_translate_1): Adjust.
5446 (compute_avail): Likewise.
5447 (translate_vuse_through_block): Do not re-build trees.
5448 (value_dies_in_block_x): Likewise.
5449 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
5451 (vn_reference_lookup_pieces): Adjust declaration.
5452 (vn_reference_insert_pieces): Likewise.
5454 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
5456 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
5457 with checking disabled.
5459 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
5463 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
5464 macro definition for support of three-operand format aligned
5465 .comm directive in assembler on cygwin/pe/mingw target OS.
5466 * configure: Regenerate.
5467 * config.h: Regenerate.
5469 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
5470 aligned form of .comm directive if -mpe-aligned-commons is in effect.
5471 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
5473 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
5474 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
5476 2009-05-28 Ira Rosen <irar@il.ibm.com>
5478 PR tree-optimization/40254
5479 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
5480 in analysis of basic blocks.
5482 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
5485 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
5486 * target-def.h (TARGET_CONST_ANCHOR): New macro.
5487 (TARGET_INITIALIZER): Use it.
5488 * cse.c (CHEAPER): Move it up to the other macros.
5489 (insert): Rename this ...
5490 (insert_with_costs): ... to this. Add cost parameters. Update
5492 (insert): New function. Call insert_with_costs.
5493 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
5494 find_reg_offset_for_const, try_const_anchors): New functions.
5495 (cse_insn): Call try_const_anchors. Adjust cost of src_related
5496 when using a const-anchor. Call insert_const_anchors.
5497 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
5498 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
5500 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
5502 * tree-inline.c (remap_decls): Enable nonlocalized variables
5503 when not optimizing.
5505 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
5507 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
5508 Simplify other tests involving optimize.
5510 2009-05-27 Tom Tromey <tromey@redhat.com>
5512 * unwind-dw2.c (_Unwind_DebugHook): New function.
5513 (uw_install_context): Call _Unwind_DebugHook.
5515 2009-05-27 Tom Tromey <tromey@redhat.com>
5517 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
5519 2009-05-27 Ian Lance Taylor <iant@google.com>
5521 * Makefile.in (LINKER, LINKER_FLAGS): Define.
5522 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
5523 (ALL_LINKERFLAGS): Define.
5524 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
5525 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
5526 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
5527 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
5528 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
5529 $(LINKER_FOR_BUILD).
5530 (build/gcov-iov$(build_exeext)): Likewise.
5532 2009-05-27 Julian Brown <julian@codesourcery.com>
5534 * gcse.c (target.h): Include.
5535 (can_assign_to_reg_without_clobbers_p): Check that the target allows
5536 copy of argument to a pseudo register.
5538 2009-05-27 Diego Novillo <dnovillo@google.com>
5540 * tree-ssa-live.c (dump_scope_block): Document arguments.
5541 (dump_scope_blocks): Document.
5542 (debug_scope_blocks): New.
5543 * tree-flow.h (debug_scope_blocks): Declare.
5545 2009-05-21 Denis Chertykov <denisc@overta.ru>
5547 * doc/contrib.texi (Contributors): Add myself to the list.
5549 2009-05-27 Olivier Hainque <hainque@adacore.com>
5551 * expr.c (target_align): New function. Alignment the TARGET of an
5552 assignment may be assume to have.
5553 (highest_pow2_factor_for_target): Use it instead of relying on
5554 immediate tree attributes of TARGET, not necessarily honored when
5555 intermediate bitfields are involved.
5557 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
5560 * config/i386/driver-i386.c (host_detect_local_cpu): Support
5561 AVX, SSE4, AES, PCLMUL and POPCNT.
5563 2009-05-27 Diego Novillo <dnovillo@google.com>
5565 * tree-pretty-print.c (dump_location): New.
5566 (dump_generic_node): Call it.
5567 Factor code to handle BLOCK nodes ...
5568 (dump_block_node): ... here.
5570 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
5572 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
5574 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
5576 * gcc-plugin.h: Include config.h and system.h.
5577 (IN_GCC): Define if not defined.
5579 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
5582 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
5585 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
5587 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
5589 * config/m32r/m32r.h: Ditto.
5590 * config/m32r/m32r.md: Ditto.
5591 * config/m32r/predicates.md: Ditto.
5593 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
5595 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
5597 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
5600 (Loading plugins): typo.
5601 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
5602 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
5603 (Interacting with the GCC Garbage Collector): Added new section.
5604 (Giving information about a plugin): Added new section for
5606 * ggc.h (ggc_register_root_tab): Added declaration.
5607 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
5608 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
5609 (register_callback): Improved comment in declaration.
5610 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
5611 (extra_root_vec) Added static variable for dynamic roots registration.
5612 (ggc_register_root_tab) Added new routine.
5613 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
5614 PLUGIN_GGC_MARKING event.
5615 * ggc-zone.c: Include plugin.h.
5616 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
5617 * ggc-page.c: Include plugin.h.
5618 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
5619 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
5620 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
5621 (register_callback): check lack of callbacks for
5622 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
5623 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
5624 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
5625 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
5626 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
5627 dependency on plugin.h.
5628 (plugin.o): Added dependency on ggc.h...
5630 2009-05-26 Richard Guenther <rguenther@suse.de>
5634 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
5635 with mismatched comparison modes.
5637 * expr.c (expand_expr_real_1): Expand the operand of a
5638 VIEW_CONVERT_EXPR in its natural mode.
5640 2009-05-26 Ian Lance Taylor <iant@google.com>
5642 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
5643 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
5644 (ALL_COMPILERFLAGS): Define.
5645 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
5646 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
5647 (collect2$(exeext), collect2.o): Likewise.
5648 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
5649 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
5650 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
5651 (libbackend.o, intl.o, cppdefault.o): Likewise.
5652 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
5653 (build/%.o): Use $(COMPILER_FOR_BUILD).
5654 (build/gen%$(build_exeext)): Likewise.
5655 (build/gcov-iov$(build_exeext)): LIkewise.
5656 * config/t-darwin (darwin.o): Use $(COMPILER).
5657 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
5658 * config/t-sol2 (sol2-c.o): Likewise.
5660 * config/t-vxworks (vxworks.o): Likewise.
5661 * config/x-darwin (host-darwin.o): Likewise.
5662 * config/x-hpux (host-hpux.o): Likewise.
5663 * config/x-linux (host-linux.o): Likewise.
5664 * config/x-solaris (host-solaris.o): Likewise.
5665 * config/alpha/x-alpha (driver-alpha.o): Likewise.
5666 * config/arm/t-arm (arm-c.o): Likewise.
5667 * config/arm/t-pe (pe.o): Likewise.
5668 * config/arm/t-wince-pe (pe.o): Likewise.
5669 * config/i386/t-cygming (winnt.o): Likewise.
5670 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
5671 * config/i386/t-cygwin (cygwin1.o): Likewise.
5672 (cygwin2.o): Likewise.
5673 * config/i386/t-i386 (i386-c.o): Likewise.
5674 * config/i386/t-interix (winnt.o): Likewise.
5675 * config/i386/t-netware (netware.o): Likewise.
5676 * config/i386/t-nwld (nwld.o): Likewise.
5677 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
5678 * config/i386/x-i386 (driver-i386.o): Likewise.
5679 * config/i386/x-cygwin (host-cygwin.o): Likewise.
5680 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
5681 * config/ia64/t-ia64 (ia64-c.o): Likewise.
5682 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
5683 * config/mips/x-native (driver-native.o): Likewise.
5684 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
5685 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
5686 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
5687 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
5688 * config/score/t-score-elf (score7.o): Likewise.
5689 (score3.o): Likewise.
5690 * config/sh/t-sh (sh-c.o): Likewise.
5691 * config/sh/t-symbian (sh-c.o): Likewise.
5692 (symbian.o): Likewise.
5693 * config/spu/t-spu-elf (spu-c.o): Likewise.
5694 * config/v850/t-v850 (v850-c.o): Likewise.
5695 * config/v850/t-v850e (v850-c.o): Likewise.
5697 2009-05-26 Richard Guenther <rguenther@suse.de>
5699 PR tree-optimization/40122
5700 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
5701 VECTOR_CSTs if possible.
5702 (fold_gimple_assign): Likewise.
5704 2009-05-26 Richard Guenther <rguenther@suse.de>
5707 * fold-const.c (fold_binary): Use the correct types for building
5710 2009-05-26 Richard Guenther <rguenther@suse.de>
5712 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
5713 redundant calls to merge_alias_info.
5714 (bump_vector_ptr): Likewise.
5715 * tree-ssa-copy.c (merge_alias_info): Remove.
5716 (replace_exp_1): Remove call to merge_alias_info.
5717 (propagate_tree_value): Likewise.
5718 (fini_copy_prop): Propagate points-to info.
5719 * tree-flow.h (merge_alias_info): Remove.
5721 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
5723 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
5725 2009-05-25 Jan Hubicka <jh@suse.cz>
5727 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
5728 * cgraph.h (struct inline_summary): New filed self_wize,
5729 size_inlining_benefit, self_time and time_inlining_benefit.
5730 (struct cgraph_global_info): Replace insns by time ans size fields.
5731 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
5732 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
5733 (ipcp_update_callgraph): Do not touch function bodies.
5734 * ipa-inline.c: Include except.h
5735 (MAX_TIME): New constant.
5736 (overall_insns): Remove.
5738 (overall_size, max_benefit): New static variables.
5739 (cgraph_estimate_time_after_inlining): New function.
5740 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
5741 (cgraph_clone_inlined_nodes): Update size.
5742 (cgraph_mark_inline_edge): Update size.
5743 (cgraph_estimate_growth): Use size info.
5744 (cgraph_check_inline_limits): Check size.
5745 (cgraph_default_inline_p): Likewise.
5746 (cgraph_edge_badness): Compute badness based on benefit and size cost.
5747 (cgraph_decide_recursive_inlining): Check size.
5748 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
5750 (cgraph_decide_inlining): Likewise.
5751 (cgraph_decide_inlining_incrementally): Likewise; honor
5752 PARAM_EARLY_INLINING_INSNS.
5753 (likely_eliminated_by_inlining_p): New predicate.
5754 (estimate_function_body_sizes): New function.
5755 (compute_inline_parameters): Use it.
5756 * except.c (must_not_throw_labels): New function.
5757 * except.h (must_not_throw_labels): Declare.
5758 * tree-inline.c (init_inline_once): Kill inlining_weigths
5759 * tree-ssa-structalias.c: Avoid uninitialized warning.
5760 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
5761 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
5762 (PARAM_INLINE_CALL_COST): Remove.
5763 (PARAM_EARLY_INLINING_INSNS): New.
5765 2009-05-25 Richard Guenther <rguenther@suse.de>
5767 PR tree-optimization/36327
5768 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
5769 callback for reference translation or lookup at the point of may-defs.
5770 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
5771 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
5772 for union COMPONENT_REFs.
5773 (vn_reference_lookup_3): New callback. Lookup from memset
5774 and CONSTRUCTOR assignment, translate through struct copies.
5775 (vn_reference_lookup_pieces): Make sure to not free the
5776 passed operands array. Adjust walk_non_aliased_vuses call.
5777 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
5778 make sure we do not leak memory.
5780 2009-05-25 Richard Guenther <rguenther@suse.de>
5782 * tree-ssa-alias.h (dump_points_to_solution): Declare.
5783 * tree-inline.c (expand_call_inline): Reset the escaped and
5785 * tree-ssa-structalias.c (pass_build_ealias): New.
5786 * tree-pass.h (pass_build_ealias): Declare.
5787 * passes.c (init_optimization_passes): Add PTA during
5788 early optimizations.
5789 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
5790 and CALLUSED solutions.
5791 (dump_points_to_solution): New function, split out from ...
5792 (dump_points_to_info_for): ... here.
5793 * tree-parloops.c (parallelize_loops): Reset the escaped and
5796 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5799 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
5800 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
5802 2009-05-25 Ira Rosen <irar@il.ibm.com>
5804 PR tree-optimization/40238
5805 * tree-vect-stmts.c (vect_init_vector): Insert initialization
5806 statements after basic block's labels.
5807 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
5808 to free the allocated memory.
5810 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
5812 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
5813 return address with a USE.
5815 2009-05-24 Richard Guenther <rguenther@suse.de>
5818 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
5819 array type from the main variant of the inner type.
5821 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
5823 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
5824 definition to bool (from int) to un-break build.
5825 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
5827 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
5829 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
5830 discard_stmt_changes): Delete.
5831 * tree-ssa-operands.c (scb_stack): Delete.
5832 (init_ssa_operands): Do not initialize it.
5833 (fini_ssa_operands): Do not free it.
5834 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
5836 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
5837 update_stmt, remove the others. Fix comments.
5838 * tree-dfa.c (optimize_stack_restore): Likewise.
5839 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
5840 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
5841 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
5842 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
5844 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
5845 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
5846 (dom_opt_finalize_block): Likewise, adjusting access to
5848 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
5849 (stmts_to_rescan): Change item type to gimple.
5850 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
5852 2009-05-24 Ira Rosen <irar@il.ibm.com>
5854 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
5855 * tree-pass.h (pass_slp_vectorize): New pass.
5856 * params.h (SLP_MAX_INSNS_IN_BB): Define.
5857 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
5858 * tree-vectorizer.c (timevar.h): Include.
5859 (user_vect_verbosity_level): Declare.
5860 (vect_location): Fix comment.
5861 (vect_set_verbosity_level): Update user_vect_verbosity_level
5862 instead of vect_verbosity_level.
5863 (vect_set_dump_settings): Add an argument. Ignore user defined
5864 verbosity if dump flags require higher level of verbosity. Print to
5865 stderr only for loop vectorization.
5866 (vectorize_loops): Update call to vect_set_dump_settings.
5867 (execute_vect_slp): New function.
5868 (gate_vect_slp): Likewise.
5869 (struct gimple_opt_pass pass_slp_vectorize): New.
5870 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
5872 (vec_info_for_bb): New function.
5873 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
5874 (VECTORIZATION_ENABLED): New macro.
5875 (SLP_ENABLED, SLP_DISABLED): Likewise.
5876 (vect_is_simple_use): Add bb_vec_info argument.
5877 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
5878 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
5879 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
5880 vect_schedule_slp, vect_analyze_slp): Likewise.
5881 (vect_analyze_stmt): Add slp_tree argument.
5882 (find_bb_location): Declare.
5883 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
5884 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
5885 (vect_analyze_loop_operations, vect_analyze_loop,
5886 get_initial_def_for_induction, vect_create_epilog_for_reduction,
5887 vect_finalize_reduction, vectorizable_reduction,
5888 vectorizable_live_operation, vect_transform_loop): Likewise.
5889 * tree-data-ref.c (dr_analyze_innermost): Update comment,
5890 skip evolution analysis if analyzing a basic block.
5891 (dr_analyze_indices): Likewise.
5892 (initialize_data_dependence_relation): Skip the test whether the
5893 object is invariant for basic blocks.
5894 (compute_all_dependences): Skip dependence analysis for data
5895 references in basic blocks.
5896 (find_data_references_in_stmt): Don't fail in case of invariant
5897 access in basic block.
5898 (find_data_references_in_bb): New function.
5899 (find_data_references_in_loop): Move code to
5900 find_data_references_in_bb and add a call to it.
5901 (compute_data_dependences_for_bb): New function.
5902 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
5903 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
5905 (vect_analyze_data_ref_dependence): Check for interleaving in case of
5906 unknown dependence in basic block and fail in case of dependence in
5908 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
5909 dependence instances from either loop or basic block vectorization
5911 (vect_compute_data_ref_alignment): Check if it is loop vectorization
5912 before calling nested_in_vect_loop_p.
5913 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
5914 dependence instances from either loop or basic block vectorization
5916 (vect_verify_datarefs_alignment): Likewise.
5917 (vect_enhance_data_refs_alignment): Adjust function calls.
5918 (vect_analyze_data_refs_alignment): Likewise.
5919 (vect_analyze_group_access): Fix printing. Skip different checks if
5920 DR_STEP is 0. Keep strided stores either in loop or basic block
5921 vectorization data structure. Fix indentation.
5922 (vect_analyze_data_ref_access): Fix comments, allow zero step in
5924 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
5925 dependence instances from either loop or basic block vectorization
5927 (vect_analyze_data_refs): Update comment. Call
5928 compute_data_dependences_for_bb to analyze basic blocks.
5929 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
5930 case of loop vectorization. In case of basic block vectorization use
5931 data-ref itself as a base.
5932 (vect_create_data_ref_ptr): In case of basic block vectorization:
5933 don't advance the pointer, add new statements before the current
5934 statement. Adjust function calls.
5935 (vect_supportable_dr_alignment): Support only aligned accesses in
5936 basic block vectorization.
5937 * common.opt (ftree-slp-vectorize): New flag.
5938 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
5939 (vect_pattern_recog_1): Likewise.
5940 * tree-vect-stmts.c (process_use): Likewise.
5941 (vect_init_vector): Add new statements in the beginning of the basic
5942 block in case of basic block SLP.
5943 (vect_get_vec_def_for_operand): Adjust function calls.
5944 (vect_finish_stmt_generation): Likewise.
5945 (vectorizable_call): Add assert that it is loop vectorization, adjust
5947 (vectorizable_conversion, vectorizable_assignment): Likewise.
5948 (vectorizable_operation): In case of basic block SLP, take
5949 vectorization factor from statement's type and skip the relevance
5950 check. Adjust function calls.
5951 (vectorizable_type_demotion): Add assert that it is loop
5952 vectorization, adjust function calls.
5953 (vectorizable_type_promotion): Likewise.
5954 (vectorizable_store): Check for outer loop only in case of loop
5955 vectorization. Adjust function calls. For basic blocks, skip the
5956 relevance check and don't advance pointers.
5957 (vectorizable_load): Likewise.
5958 (vectorizable_condition): Add assert that it is loop vectorization,
5959 adjust function calls.
5960 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
5961 that it is not reduction, get vector type, call only supported
5962 functions, skip loop specific parts.
5963 (vect_transform_stmt): Check for outer loop only in case of loop
5965 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
5966 (vect_is_simple_use): Fix comment, add new argument, fix conditions
5967 for external definition.
5968 * passes.c (pass_slp_vectorize): New pass.
5969 * tree-vect-slp.c (find_bb_location): New function.
5970 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
5971 check for patterns only in loops.
5972 (vect_build_slp_tree): Add argument, adjust function calls, fail in
5973 case of multiple types in basic block SLP.
5974 (vect_mark_slp_stmts_relevant): New function.
5975 (vect_supported_load_permutation_p): Fix comment.
5976 (vect_analyze_slp_instance): Add argument. In case of basic block
5977 SLP, take vectorization factor from statement's type, check that
5978 unrolling factor is 1. Adjust function call. Save SLP instance in
5979 either loop or basic block vectorization structure. Return FALSE,
5981 (vect_analyze_slp): Add argument. Get strided stores groups from
5982 either loop or basic block vectorization structure. Return FALSE
5983 if basic block SLP failed.
5984 (new_bb_vec_info): New function.
5985 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
5986 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
5987 (vect_schedule_slp): Add argument. Get SLP instances from either
5988 loop or basic block vectorization structure. Set vectorization factor
5989 to be 1 for basic block SLP.
5990 (vect_slp_transform_bb): New function.
5991 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
5993 2009-05-23 Mark Mitchell <mark@codesourcery.com>
5995 * final.c (shorten_branches): Do not align labels for jump tables.
5996 (final_scan_insn): Use JUMP_TABLE_DATA_P.
5998 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
6000 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
6001 Remove outdated reference to flow.c and fix nits.
6002 * doc/gccint.texi: Tweak RTL description.
6003 * doc/rtl.texi: Likewise.
6005 2009-05-23 Denis Chertykov <chertykov@gmail.com>
6007 * config/avr/avr.c: Change my email address.
6008 * config/avr/avr.h: Likewise.
6009 * config/avr/avr.md: Likewise.
6010 * config/avr/avr-protos.h: Likewise.
6011 * config/avr/libgcc.S: Likewise.
6013 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
6015 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
6016 (spu_split_load, spu_split_store): Change return type to int.
6017 (spu_split_convert): Declare.
6018 * config/spu/predicates.md (spu_mem_operand): Remove.
6019 (spu_mov_operand): Update.
6020 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
6021 * config/spu/spu.c (regno_aligned_for_load): Remove.
6022 (reg_aligned_for_addr, spu_expand_load): Define.
6023 (spu_expand_extv): Reimplement and handle MEM.
6024 (spu_expand_insv): Handle MEM.
6025 (spu_sched_reorder): Handle insn's with length 0.
6026 (spu_legitimate_address_p): Reimplement.
6027 (store_with_one_insn_p): Return TRUE for any mode with size
6028 larger than 16 bytes.
6029 (address_needs_split): Define.
6030 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
6032 (spu_convert_move): Define.
6033 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
6034 (spu_split_store): Change all MEM's to TImode.
6035 (spu_init_expanders): Preallocate registers that correspond to
6036 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
6038 (spu_split_convert): Define.
6039 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
6040 (_move<mode>, _movdi, _movti): Update predicate and condition.
6041 (load, store): Change to define_split.
6042 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
6044 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
6045 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
6046 define_insn_and_split of lshr<mode>3.
6047 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
6048 (<v>ashr<mode>3_imm): Define.
6049 (extv, extzv, insv): Allow MEM operands.
6050 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
6051 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
6052 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
6053 (_spu_convert2): Change to define_insn_and_split and remove the
6054 corresponding define_peephole2.
6055 (stack_protect_set, stack_protect_test, stack_protect_test_si):
6056 Change predicates to memory_operand.
6058 2009-05-22 Mark Mitchell <mark@codesourcery.com>
6060 * config/arm/thumb2.md: Add 16-bit multiply instructions.
6062 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
6064 PR tree-optimization/40219
6065 * tree.c (iterative_hash_expr): Make sure the builtin function is
6066 a normal builtin function and not a front end or back end builtin
6067 before indexing into the built_in_decls array.
6069 2009-05-22 Richard Guenther <rguenther@suse.de>
6072 * alias.c (write_dependence_p): Do not use TBAA for answering
6073 anti-dependence or output-dependence.
6074 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
6075 (emit_pointer_definition): Remove.
6076 (emit_alias_warning): Likewise.
6077 (find_what_var_points_to): Remove TBAA pruning code.
6078 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
6080 (compute_points_to_sets): Remove code computing the set of
6081 dereferenced pointers.
6082 * tree-data-ref.c (dr_may_alias_p): Properly use the split
6083 oracle for querying anti and output dependencies.
6084 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
6085 if TBAA may be applied.
6086 (refs_anti_dependent_p): New function.
6087 (refs_output_dependent_p): Likewise.
6088 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
6089 (refs_output_dependent_p): Likewise.
6090 * doc/tree-ssa.texi (Memory model): New section.
6091 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
6092 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
6093 * cfgexpand.c (expand_gimple_basic_block): Do not handle
6094 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
6095 * expr.c (expand_expr_real_1): Likewise.
6096 * gimple-low.c (lower_stmt): Likewise.
6097 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
6098 (dump_gimple_cdt): Remove.
6099 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
6100 (gimple_size): Likewise.
6101 (walk_gimple_op): Likewise.
6102 (is_gimple_stmt): Likewise.
6103 (walk_stmt_load_store_addr_ops): Likewise.
6104 (gimple_build_cdt): Remove.
6105 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
6106 * gimple.h (gimple_cdt_new_type): Remove.
6107 (gimple_cdt_new_type_ptr): Likewise.
6108 (gimple_cdt_set_new_type): Likewise.
6109 (gimple_cdt_location): Likewise.
6110 (gimple_cdt_location_ptr): Likewise.
6111 (gimple_cdt_set_location): Likewise.
6112 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
6113 * tree-cfg.c (remove_useless_stmts_1): Do not handle
6114 GIMPLE_CHANGE_DYNAMIC_TYPE.
6115 (verify_types_in_gimple_stmt): Likewise.
6116 * tree-inline.c (estimate_num_insns): Likewise.
6117 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
6118 (copy_decl_to_var): Likewise.
6119 (copy_result_decl_to_var): Likewise.
6120 * tree-pretty-print.c (dump_generic_node): Do not handle
6121 CHANGE_DYNAMIC_TYPE_EXPR.
6122 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
6123 * tree-ssa-operands.c (get_expr_operands): Likewise.
6124 * tree-ssa-structalias.c (struct variable_info): Remove
6125 no_tbaa_pruning member.
6126 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
6127 (unify_nodes): Do not copy it.
6128 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
6129 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
6130 (set_uids_in_ptset): Do not check it.
6131 (find_what_var_points_to): Likewise.
6132 (compute_tbaa_pruning): Remove.
6133 (compute_points_to_sets): Do not call it.
6134 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
6135 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
6136 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
6137 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
6138 (DECL_NO_TBAA_P): Likewise.
6139 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
6140 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
6141 (expand_omp_atomic_pipeline): Do not set it.
6142 * print-tree.c (print_node): Do not dump it.
6143 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
6146 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
6149 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
6152 2009-05-22 Mark Mitchell <mark@codesourcery.com>
6154 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
6157 2009-05-22 Ben Elliston <bje@au.ibm.com>
6159 * Makefile.in (bversion.h, s-bversion): New targets.
6160 (TOPLEV_H): Add bversion.h.
6161 * toplev.h: Include "bversion.h".
6162 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
6163 the __format__ attribute only if compiling with the same version
6164 of GCC as the sources (the "build version").
6166 2009-05-22 Ben Elliston <bje@au.ibm.com>
6168 * c-format.c (handle_format_attribute): Fix comment typo.
6170 2009-05-21 Steve Ellcey <sje@cup.hp.com>
6173 * config/ia64/ia64.opt (mfused-madd): New.
6174 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
6175 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
6176 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
6177 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
6178 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
6179 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
6180 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
6181 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
6182 instruction if !TARGET_FUSED_MADD.
6183 (fpma, fpms): Remove colon from name.
6185 2009-05-22 Richard Guenther <rguenther@suse.de>
6187 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
6188 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
6189 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
6191 (create_expression_by_pieces): Only convert if necessary.
6192 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
6193 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
6195 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
6197 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
6198 regular pattern from a template and rename it ...
6199 (*extzv_truncsi_exts): ... to this.
6201 2009-05-21 Richard Guenther <rguenther@suse.de>
6203 * cgraph.h (struct cgraph_node): Remove inline_decl member.
6204 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
6205 (cgraph_default_inline_p): Likewise.
6206 (cgraph_decide_inlining_incrementally): Likewise.
6208 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
6209 Uros Bizjak <ubizjak@gmail.com>
6211 * config/i386/cpuid.h (bit_MOVBE): New.
6213 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
6215 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
6216 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
6217 (ix86_handle_option): Handle OPT_mmovbe.
6218 (ix86_target_string): Add -mmovbe.
6219 (pta_flags): Add PTA_MOVBE.
6220 (processor_alias_table): Add PTA_MOVBE to "atom".
6221 (override_options): Handle PTA_MOVBE.
6223 * config/i386/i386.h (TARGET_MOVBE): New.
6225 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
6226 (*bswapsi_movbe): New.
6227 (*bswapdi_movbe): Likewise.
6228 (bswapdi2): Renamed to ...
6230 (bswapdi2): New expander.
6232 * config/i386/i386.opt (mmovbe): New.
6234 * doc/invoke.texi: Document -mmovbe.
6236 2009-05-21 Taras Glek <tglek@mozilla.com>
6238 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
6239 * gcc-plugin.h (plugin_init): Updated signature.
6240 * gcc-plugin.h (plugin_name_args): Moved to this header.
6241 * doc/plugins.texi (plugin_init): Updated documention to reflect
6243 * doc/plugins.texi (plugin_name_args): Added to documention.
6245 2009-05-21 Mark Mitchell <mark@codesourcery.com>
6247 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
6248 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
6250 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
6252 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
6253 JUMP_TABLE_DATA_P predicates where applicable.
6254 * config/i386/predicates.md: Ditto.
6255 * config/i386/sse.md: Ditto.
6257 2009-05-21 Jakub Jelinek <jakub@redhat.com>
6259 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
6260 operand2 -128 override length_immediate attribute to 1.
6261 * config/i386/predicates.md (constm128_operand): New predicate.
6263 * config/i386/i386.c (memory_address_length): Handle %r12
6264 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
6266 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
6267 mode look through optional ZERO_EXTEND and SUBREG.
6268 * config/i386/i386.md (R12_REG): New define_constant.
6269 (prefix_data16): For sse unit set also for MODE_TI insns.
6270 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
6271 insns set if operand 1 is ext_QIreg_operand.
6272 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
6273 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
6275 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
6276 mode from MODE_DI to MODE_SI.
6277 (movdi_1_rex64): Override modrm and length_immediate attributes
6278 only for movabs (TYPE_IMOV, alternative 2).
6279 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
6280 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
6281 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
6282 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
6283 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
6284 prefix_rex attribute if DImode.
6285 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
6286 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
6287 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
6288 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
6289 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
6290 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
6291 Likewise. For TYPE_IMOV clear length_immediate attribute.
6292 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
6293 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
6294 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
6295 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
6296 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
6297 or one operand TYPE_ISHIFT.
6298 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
6299 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
6300 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
6301 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
6302 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
6303 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
6304 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
6305 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
6306 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
6307 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
6308 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
6309 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
6310 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
6311 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
6312 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
6313 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
6314 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
6315 set mode attribute, don't override length attribute.
6316 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
6318 (return_internal_long): Set length attribute to 2 instead of 1.
6319 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
6320 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
6321 prefix_rex attribute.
6322 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
6324 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
6326 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6328 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
6330 2009-05-20 Ian Lance Taylor <iant@google.com>
6332 * tree.c (build_tree_list_vec_stat): New function.
6333 (ctor_to_vec): New function.
6334 (build_nt_call_vec): New function.
6335 (build_call_array): Change args to be a const pointer.
6336 (build_call_vec): New function.
6337 * tree.h (build_nt_call_vec): Declare.
6338 (build_tree_list_vec_stat): Declare.
6339 (build_tree_list_vec): Define.
6340 (build_call_array): Update declaration.
6341 (build_call_vec): Declare.
6342 (ctor_to_vec): Declare.
6343 * c-common.c (tree_vector_cache): New static variable.
6344 (make_tree_vector): New function.
6345 (release_tree_vector): New function.
6346 (make_tree_vector_single): New function.
6347 (make_tree_vector_copy): New function.
6348 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
6349 (make_tree_vector_single, make_tree_vector_copy): Declare.
6350 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
6351 (c_parser_expr_list): Don't manage cache here, instead call
6353 (c_parser_release_expr_list): Remove static function.
6354 (c_parser_vec_to_tree_list): Remove static function.
6355 (c_parser_attributes): Call build_tree_list_vec instead of
6356 c_parser_vec_to_tree_list. Call release_tree_vector instead of
6357 c_parser_release_expr_list.
6358 (c_parser_postfix_expression_after_primary): Likewise.
6359 (c_parser_objc_keywordexpr): Likewise.
6361 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
6363 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
6364 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
6365 TARGET_CONVERT_TO_TYPE.
6366 * hooks.c (hook_tree_const_tree_null): Define.
6367 * hooks.h (hook_tree_const_tree_null): Declare.
6368 * target.h (struct gcc_target): Add invalid_parameter_type,
6369 invalid_return_type, promoted_type, and convert_to_type fields.
6370 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
6371 (TARGET_INVALID_RETURN_TYPE): Define.
6372 (TARGET_PROMOTED_TYPE): Define.
6373 (TARGET_CONVERT_TO_TYPE): Define.
6374 (TARGET_INITIALIZER): Update for new fields.
6375 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
6376 (grokparms): Check targetm.invalid_parameter_type.
6377 * c-typeck.c (default_conversion): Check targetm.promoted_type.
6378 * c-convert.c (convert): Check targetm.convert_to_type.
6380 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
6382 * config/mips/mips.md (*extenddi_truncate<mode>,
6383 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
6385 (*extendhi_truncateqi): New define_insn_and_sptit.
6387 2009-05-20 Jakub Jelinek <jakub@redhat.com>
6390 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
6391 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
6393 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
6395 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
6396 the operand of VIEW_CONVERT_EXPR.
6398 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
6400 * config/i386/driver-i386.c (host_detect_local_cpu): Check
6401 extended family and model for Intel processors. Support Intel Atom.
6403 2009-05-20 Olivier Hainque <hainque@adacore.com>
6405 * gstab.h (stab_code_type): Define, to be used instead of the
6406 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
6408 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
6409 occurrences by stab_code_type.
6410 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
6412 2009-05-20 Martin Jambor <mjambor@suse.cz>
6414 * tree-flow.h (insert_edge_copies_seq): Undeclare.
6415 (sra_insert_before): Likewise.
6416 (sra_insert_after): Likewise.
6417 (sra_init_cache): Likewise.
6418 (sra_type_can_be_decomposed_p): Likewise.
6419 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
6420 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
6421 (sra_insert_before): Likewise.
6422 (sra_insert_after): Likewise.
6423 (sra_init_cache): Likewise.
6424 (insert_edge_copies_seq): Made static and moved upwards.
6426 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
6429 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
6431 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
6432 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
6435 2009-05-20 Richard Guenther <rguenther@suse.de>
6437 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
6438 with mismatched comparison modes.
6440 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6442 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
6443 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
6444 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
6445 with shifts for Thumb2.
6446 (orsi_notsi): New for orn.
6447 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
6448 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
6449 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
6450 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
6451 Don't invert remainder for IOR.
6453 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
6455 PR tree-optimization/40087
6456 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
6457 number_of_iterations_ne): Rename never_infinite argument.
6458 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
6459 number_of_iterations_le): Handle pointer-type ivs when
6460 exit_must_be_taken is false.
6461 (number_of_iterations_cond): Do not always assume that
6462 exit_must_be_taken if the control variable is a pointer.
6464 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
6466 * c-typeck.c (build_binary_op): Allow % on integal vectors.
6467 * doc/extend.texi (Vector Extension): Document that % is allowed too.
6469 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
6471 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
6472 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
6474 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6477 * c.opt (Wlogical-op): Disabled by default.
6478 * c-opt (c_common_post_options): Do not enable Wlogical-op with
6480 * doc/invoke.texi (Wlogical-op): Likewise.
6482 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
6484 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
6486 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
6487 Propagate the type of the first operand.
6488 <ASSERT_EXPR>: Simplify.
6489 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
6490 Rewrite using the RHS code as discriminant.
6491 <NOP_EXPR>: Turn into CASE_CONVERT.
6492 <PLUS_EXPR>: Propagate the type of the first operand.
6494 2009-05-19 Steve Ellcey <sje@cup.hp.com>
6496 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
6497 (ia64_dconst_0_375): New.
6498 * config/ia64/ia64.c (ia64_override_options): Remove
6499 -minline-sqrt-min-latency warning.
6500 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
6501 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
6502 * config/ia64/ia64.md (*sqrt_approx): Remove.
6503 (sqrtsf2): Remove #if 0.
6504 (sqrtsf2_internal_thr): Rewrite and move to div.md.
6505 (sqrtdf): Remove assert.
6506 (sqrtdf2_internal_thr): Rewrite and move to div.md.
6507 (sqrtxf2): Remove #if 0.
6508 (sqrtxf2_internal_thr): Rewrite and move to div.md.
6509 * div.md (sqrt_approx_rf): New.
6510 (sqrtsf2_internal_thr): New implementation.
6511 (sqrtsf2_internal_lat): New.
6512 (sqrtdf2_internal_thr: New implementation.
6513 (sqrtxf2_internal): New implementation.
6515 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
6516 Hans-Peter Nilsson <hp@axis.com>
6518 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
6519 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
6520 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
6521 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
6522 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
6523 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
6524 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
6525 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
6526 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
6527 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
6528 * c-common.c: ...from here.
6530 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6532 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
6534 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6536 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
6538 2009-05-19 Ben Elliston <bje@au.ibm.com>
6540 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
6541 assignments with memcpy calls.
6542 (add_fdes): Likewise.
6543 (binary_search_unencoded_fdes): Likewise.
6544 (linear_search_fdes): Eliminate type puns.
6546 2009-05-19 Richard Guenther <rguenther@suse.de>
6548 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
6549 not falsely claim to have propagated into all uses.
6551 2009-05-19 Ben Elliston <bje@au.ibm.com>
6553 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
6556 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
6558 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
6559 * config/sh/sh.c (sh_legitimate_address_p): Make static.
6560 (TARGET_LEGITIMATE_ADDRESS_P): New.
6561 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6562 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
6564 2009-05-18 Dodji Seketeli <dodji@redhat.com>
6567 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
6568 child of the containing namespace's DIE.
6570 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
6572 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
6573 *zero_extendhi_truncqi): Move after the zero_extend patterns.
6574 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
6577 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
6580 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
6581 gen_align with gen_pad.
6582 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
6583 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
6585 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
6586 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
6588 * config/i386/i386.md (align): Renamed to ...
6589 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
6590 ASM_OUTPUT_MAX_SKIP_PAD.
6592 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
6594 * config.gcc: Fix variable syntax.
6597 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
6598 before calling exact_log2.
6599 (output_iorsi3): Likewise.
6600 (output_xorsi3): Likewise.
6602 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
6604 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
6605 for the none zero constant operand except for EQ and NE
6606 comprisons even when the first operand is R0.
6608 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
6610 * config/s390/2064.md: Remove trailing whitespaces.
6611 * config/s390/2084.md: Likewise.
6612 * config/s390/constraints.md: Likewise.
6613 * config/s390/fixdfdi.h: Likewise.
6614 * config/s390/libgcc-glibc.ver: Likewise.
6615 * config/s390/s390-modes.def: Likewise.
6616 * config/s390/s390-protos.h: Likewise.
6617 * config/s390/s390.c: Likewise.
6618 * config/s390/s390.h: Likewise.
6619 * config/s390/s390.md: Likewise.
6620 * config/s390/tpf-unwind.h: Likewise.
6622 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
6624 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
6626 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
6629 * configure.ac (m68k-*-*): Check if binutils support TLS.
6630 * configure: Regenerate.
6631 * config/m68k/predicates.md (symbolic_operand): Extend comment.
6632 * config/m68k/constraints.md (Cu): New constraint.
6633 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
6634 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
6635 (movsi): Handle TLS symbols.
6636 (addsi3_5200): Handle XTLS symbols, indent.
6637 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
6638 (m68k_tls_reference_p): Declare.
6639 (m68k_legitimize_address): Declare.
6640 (m68k_unwrap_symbol): Declare.
6641 * config/m68k/m68k.opt (mxtls): New option.
6642 * config/m68k/m68k.c (ggc.h): Include.
6643 (m68k_output_dwarf_dtprel): Implement hook.
6644 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
6645 (m68k_expand_prologue): Load GOT pointer when function needs it.
6646 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
6647 (m68k_legitimate_constant_address_p): Same.
6648 (m68k_decompose_address): Handle TLS references.
6649 (m68k_get_gp): New static function.
6650 (enum m68k_reloc): New contants.
6651 (TLS_RELOC_P): New macro.
6652 (m68k_wrap_symbol): New static function.
6653 (m68k_unwrap_symbol): New function.
6654 (m68k_final_prescan_insn_1): New static function.
6655 (m68k_final_prescan_insn): New function.
6656 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
6658 (legitimize_pic_address): Handle TLS references..
6659 (m68k_tls_get_addr, m68k_get_tls_get_addr)
6660 (m68k_libcall_value_in_a0_p)
6661 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
6662 (m68k_call_m68k_read_tp): Helper variables and functions for ...
6663 (m68k_legitimize_tls_address): Handle TLS references.
6664 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
6666 (m68k_legitimize_address): Handle TLS symbols.
6667 (m68k_get_reloc_decoration): New static function.
6668 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
6670 (m68k_output_dwarf_dtprel): Implement hook.
6671 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
6672 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
6673 m68k_call_* routines.
6674 (sched_attr_op_type): Handle TLS symbols.
6675 (gt-m68k.h): Include.
6676 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
6677 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
6679 2009-05-18 Martin Jambor <mjambor@suse.cz>
6681 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
6682 (visit_store_addr_for_mod_analysis): New function.
6683 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
6684 (determine_cst_member_ptr): Use gimple_assign_single_p.
6685 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
6686 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
6687 operands. Don't check number of operands of a NOP_EXPR.
6689 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
6691 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
6693 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
6696 * c-common.c (warn_logical_operator): Don't warn if one of
6697 expression isn't always true or false.
6699 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
6701 * config/i386/biarch32.h: New file.
6702 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
6704 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
6706 * config/mips/mips.md (*zero_extend<mode>_trunchi,
6707 *zero_extend<mode>_truncqi): Merge these into ...
6708 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
6709 Name the pattern following this as *zero_extendhi_truncqi.
6711 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
6714 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
6715 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
6716 (output_info): Make field HOST_WIDEST_INT.
6717 (print_statistics): Use HOST_WIDEST_INT_PRINT.
6718 (dump_bitmat_statistics): Same.
6720 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
6722 * config.gcc (use_gcc_stdint): Set to wrap.
6723 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
6724 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
6725 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
6726 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
6727 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
6728 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
6729 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
6730 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
6732 2009-05-16 Joseph Myers <joseph@codesourcery.com>
6734 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
6736 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
6737 Move definitions earlier.
6738 (OPT_ARCH64, OPT_ARCH32): Define.
6739 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
6742 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
6745 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
6748 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
6750 * arm.md (movdi2): Copy non-reg values to DImode registers.
6752 2009-05-16 Jakub Jelinek <jakub@redhat.com>
6755 * final.c (label_to_max_skip): New function.
6756 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
6757 CODE_LABEL_NUMBER <= max_labelno.
6758 * output.h (label_to_max_skip): New prototype.
6759 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
6760 (ix86_avoid_jump_mispredicts): ... this. Don't define if
6761 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
6762 Handle CODE_LABELs with >= 16 byte alignment or with
6763 max_skip == (1 << align) - 1.
6764 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
6765 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
6768 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
6769 .p2align 3 if MAX_SKIP is smaller than 7.
6770 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
6772 2009-05-15 Ian Lance Taylor <iant@google.com>
6774 * alias.c (struct alias_set_entry_d): Rename from struct
6775 alias_set_entry. Change all uses.
6776 * except.c (struct call_site_record_d): Rename from struct
6777 call_site_record. Change all uses.
6778 * except.h (struct eh_region_d): Rename from struct eh_region.
6780 * gcse.c (struct hash_table_d): Rename from struct hash_table.
6782 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
6783 ivtype_map_elt. Change all uses.
6784 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
6786 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
6787 * graphite.h (struct name_tree_d): Rename from struct name_tree.
6789 (struct sese_d): Rename from struct sese. Change all uses.
6790 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
6791 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
6792 * optabs.h (struct optab_d): Rename from struct optab. Change all
6794 (struct convert_optab_d): Rename from struct convert_optab.
6796 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
6797 ipa_opt_pass. Change all uses.
6798 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
6801 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
6802 defined as a typedef.
6803 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
6806 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
6809 * fold-const.c (make_range,build_range_check,merge_ranges): Move
6811 (merge_ranges): Returns bool.
6812 * tree.h (make_range): .. to here.
6813 (build_range_check): Likewise.
6814 (merge_ranges): Likewise. Renamed from merge_ranges.
6815 * c-typeck.c (parser_build_binary_op): Update calls to
6816 warn_logical_operator.
6817 * c-common.c (warn_logical_operator): Add new warning.
6818 * c-common.h (warn_logical_operator): Update declaration.
6820 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
6822 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
6824 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6826 * doc/install.texi: Document MPC requirements, flags etc.
6828 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
6829 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
6830 Evaluate constant arguments.
6831 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
6832 (fold_builtin_1): Likewise, also evaluate constant arguments.
6833 Remove superfluous break.
6834 (do_mpc_ckconv): New.
6835 * real.h: Include mpc.h.
6836 * toplev.c (print_version): Output MPC version info if available.
6838 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
6840 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
6842 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
6844 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
6847 2009-05-15 Jan Hubicka <jh@suse.cz>
6849 * doc/invoke.texi (max-early-inliner-iterations): New flag.
6850 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
6851 (try_inline): Fix return value.
6852 (cgraph_decide_inlining_incrementally): Honor new value.
6853 (cgraph_early_inlining): Handle indirect inlining.
6854 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
6856 2009-05-15 Jan Hubicka <jh@suse.cz>
6858 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
6859 * cgraphunit.c (cgraph_finalize_function): Set it.
6860 (cgraph_expand_function): Use it.
6862 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
6864 * real.c (encode_ieee_half): Define.
6865 (decode_ieee_half): Define.
6866 (ieee_half_format): Define.
6867 (arm_half_format): Define.
6868 * real.h (ieee_half_format): Declare.
6869 (arm_half_format): Declare.
6871 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
6873 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
6874 swapped, and reversed optabs exist before trying to use them.
6876 2009-05-15 Paul Brook <paul@codesourcery.com>
6877 Sandra Loosemore <sandra@codesourcery.com>
6879 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
6880 loads. Allow PRE_DEC.
6881 (output_move_neon): Handle PRE_DEC.
6882 (arm_print_operand): Add 'A' for neon structure loads.
6883 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
6884 * config/arm/neon.md (neon_mov): Update comment.
6885 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
6887 (Um): New constraint.
6889 2009-05-15 Jan Hubicka <jh@suse.cz>
6891 Revert the following patch until testsuite fallout is fixed:
6892 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
6893 * cgraph.h (struct inline_summary): New filed self_wize,
6894 size_inlining_benefit, self_time and time_inlining_benefit.
6895 (struct cgraph_global_info): Replace insns by time ans size fields.
6896 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
6897 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
6898 (ipcp_update_callgraph): Do not touch function bodies.
6899 * ipa-inline.c: Include except.h
6900 (MAX_TIME): New constant.
6901 (overall_insns): Remove
6902 (overall_size, max_benefit): New static variables.
6903 (cgraph_estimate_time_after_inlining): New function.
6904 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
6905 (cgraph_clone_inlined_nodes): Update size.
6906 (cgraph_mark_inline_edge): Update size.
6907 (cgraph_estimate_growth): Use size info.
6908 (cgraph_check_inline_limits): Check size.
6909 (cgraph_default_inline_p): Likewise.
6910 (cgraph_edge_badness): Compute badness based on benefit and size cost.
6911 (cgraph_decide_recursive_inlining): Check size.
6912 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
6914 (cgraph_decide_inlining): Likewise.
6915 (cgraph_decide_inlining_incrementally): Likewise; honor
6916 PARAM_EARLY_INLINING_INSNS.
6917 (likely_eliminated_by_inlining_p): New predicate.
6918 (estimate_function_body_sizes): New function.
6919 (compute_inline_parameters): Use it.
6920 * except.c (must_not_throw_labels): New function.
6921 * except.h (must_not_throw_labels): Declare.
6922 * tree-inline.c (init_inline_once): Kill inlining_weigths
6923 * tree-ssa-structalias.c: Avoid uninitialized warning.
6924 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
6925 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
6926 (PARAM_INLINE_CALL_COST): Remove.
6927 (PARAM_EARLY_INLINING_INSNS): New.
6929 2009-05-15 Richard Guenther <rguenther@suse.de>
6931 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
6932 not TODO_update_ssa.
6934 2009-05-15 Richard Guenther <rguenther@suse.de>
6936 PR tree-optimization/39999
6937 * gimple.h (gimple_expr_type): Use the expression type looking
6938 through useless conversions.
6939 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
6940 (vn_nary_op_insert_stmt): Likewise.
6941 (simplify_binary_expression): Likewise.
6943 2009-05-15 Richard Guenther <rguenther@suse.de>
6945 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
6946 New options, enabled by default.
6947 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
6949 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
6950 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
6951 * tree-ssa-structalias.c (gate_tree_pta): New function.
6952 (pass_build_alias): Use it.
6954 2009-05-15 Joseph Myers <joseph@codesourcery.com>
6956 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
6957 recurse on an invariant address if a conversion from a pointer
6958 type to a wider integer type is involved.
6960 2009-05-15 Jan Hubicka <jh@suse.cz>
6962 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
6963 * cgraph.h (struct inline_summary): New filed self_wize,
6964 size_inlining_benefit, self_time and time_inlining_benefit.
6965 (struct cgraph_global_info): Replace insns by time ans size fields.
6966 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
6967 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
6968 (ipcp_update_callgraph): Do not touch function bodies.
6969 * ipa-inline.c: Include except.h
6970 (MAX_TIME): New constant.
6971 (overall_insns): Remove
6972 (overall_size, max_benefit): New static variables.
6973 (cgraph_estimate_time_after_inlining): New function.
6974 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
6975 (cgraph_clone_inlined_nodes): Update size.
6976 (cgraph_mark_inline_edge): Update size.
6977 (cgraph_estimate_growth): Use size info.
6978 (cgraph_check_inline_limits): Check size.
6979 (cgraph_default_inline_p): Likewise.
6980 (cgraph_edge_badness): Compute badness based on benefit and size cost.
6981 (cgraph_decide_recursive_inlining): Check size.
6982 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
6984 (cgraph_decide_inlining): Likewise.
6985 (cgraph_decide_inlining_incrementally): Likewise; honor
6986 PARAM_EARLY_INLINING_INSNS.
6987 (likely_eliminated_by_inlining_p): New predicate.
6988 (estimate_function_body_sizes): New function.
6989 (compute_inline_parameters): Use it.
6990 * except.c (must_not_throw_labels): New function.
6991 * except.h (must_not_throw_labels): Declare.
6992 * tree-inline.c (init_inline_once): Kill inlining_weigths
6993 * tree-ssa-structalias.c: Avoid uninitialized warning.
6994 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
6995 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
6996 (PARAM_INLINE_CALL_COST): Remove.
6997 (PARAM_EARLY_INLINING_INSNS): New.
6998 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
6999 (inline-call-cost): Remove.
7000 (early-inlining-insns): New.
7002 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
7004 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
7006 (print_int_cst_bounds_in_octal_p): Likewise.
7007 (dbxout_type): Adjust calls to above functions. Be prepared to deal
7009 * dwarf2out.c (base_type_die): Likewise.
7010 (is_subrange_type): Delete.
7011 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
7012 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
7013 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
7014 if the destination type is boolean.
7015 (build_range_check): Do not special-case subtypes.
7016 (fold_sign_changed_comparison): Likewise.
7017 (fold_unary): Likewise.
7018 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
7019 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
7020 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
7021 * tree.c (subrange_type_for_debug_p): New predicate based on the
7022 former is_subrange_type.
7023 * tree.h (subrange_type_for_debug_p): Declare.
7024 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
7025 (convert_affine_scev): Remove call to above function.
7026 (chrec_convert_aggressive): Likewise.
7027 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
7028 false for conversions involving subtypes.
7029 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
7030 (vrp_val_min): Likewise.
7031 (needs_overflow_infinity): Likewise.
7032 (extract_range_from_unary_expr): Likewise.
7034 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
7036 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
7037 * config/frv/frv.c: Likewise.
7038 * config/s390/s390.c: Likewise.
7039 * config/sparc/sparc.h: Likewise.
7040 * config/i386/i386.h: Likewise.
7041 * config/i386/i386.c: Likewise.
7042 * config/crx/crx.c: Likewise.
7043 * config/m68hc11/m68hc11.h: Likewise.
7044 * config/iq2000/iq2000.c: Likewise.
7045 * config/mn10300/mn10300.h: Likewise.
7046 * config/mn10300/mn10300.c: Likewise.
7047 * config/m68k/m68k.c: Likewise.
7048 * config/rs6000/rs6000.c: Likewise.
7049 * config/rs6000/xcoff.h: Likewise.
7050 * config/rs6000/linux64.h: Likewise.
7051 * config/rs6000/sysv4.h: Likewise.
7052 * config/score/score3.c: Likewise.
7053 * config/score/score7.c: Likewise.
7054 * config/score/score.c: Likewise.
7055 * config/arm/arm.md: Likewise.
7056 * config/mips/mips.c: Likewise.
7057 * config/mips/mips.md: Likewise.
7058 * config/bfin/bfin.h: Likewise.
7059 * config/pa/pa.c: Likewise.
7060 * config/pa/constraints.md: Likewise.
7062 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
7063 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
7064 * config/pdp11/pdp11.h: Use memory_address_p instead.
7066 2009-05-14 Ian Lance Taylor <iant@google.com>
7068 * passes.c (finish_optimization_passes): Change i to int.
7069 * plugin.c (plugins_active_p): Change event to int.
7070 (dump_active_plugins): Likewise.
7071 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
7073 * tree.c (tree_range_check_failed): Change c to unsigned int.
7074 (omp_clause_range_check_failed): Likewise.
7075 (build_common_builtin_nodes): Change mode to int. Add cast.
7076 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
7077 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
7079 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
7080 ++ or -- with a variable of enum type.
7082 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7085 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
7087 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7089 * store-motion.c: Do not include params.h
7090 * Makefile.in: Fix dependencies for various files.
7092 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7094 * auto-inc-dec.c: Fix pass description, remove apparent
7095 accidental duplication.
7097 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
7100 * ipa-utils.h (memory_identifier_string): Moved to ...
7101 * tree.h (memory_identifier_string): Here. Add GTY(()).
7103 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
7105 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
7106 in the former documentation of...
7107 (GO_IF_LEGITIMATE_ADDRESS): ... this.
7108 * ira-conflicts.c (get_dup_num): Use address_operand.
7109 * targhooks.c (default_legitimate_address_p): New.
7110 * targhooks.h (default_legitimate_address_p): New.
7111 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
7113 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
7114 * target.h (struct target): Add legitimate_address_p.
7115 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
7116 (TARGET_INITIALIZER): Include it.
7118 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7119 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
7120 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
7121 (TARGET_LEGITIMATE_ADDRESS_P): New.
7123 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7124 (REG_OK_STRICT_P): Delete.
7125 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
7126 (frv_legitimate_address_p_1): ... this.
7127 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
7128 (frv_legitimate_address_p_1): ... the renamed old
7129 frv_legitimate_address_p.
7130 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
7131 (TARGET_LEGITIMATE_ADDRESS_P): New.
7133 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7134 * config/s390/s390-protos.h (legitimate_address_p): Remove.
7135 * config/s390/s390.c (legitimate_address_p): Rename to...
7136 (s390_legitimate_address_p): ... this, make static.
7137 (legitimize_address): Adjust call.
7138 (TARGET_LEGITIMATE_ADDRESS_P): New.
7139 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
7141 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7142 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
7143 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
7144 (TARGET_LEGITIMATE_ADDRESS_P): New.
7146 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7147 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
7148 * config/spu/spu.c (spu_legitimate_address): Rename to...
7149 (spu_legitimate_address_p): ... this, make static.
7150 (TARGET_LEGITIMATE_ADDRESS_P): New.
7152 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7153 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
7154 * config/sparc/sparc.c (legitimate_address_p): Rename to...
7155 (sparc_legitimate_address_p): ... this, make static and return bool.
7156 (legitimize_address): Adjust call.
7157 (TARGET_LEGITIMATE_ADDRESS_P): New.
7159 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7160 * config/i386/i386-protos.h (legitimate_address_p): Remove.
7161 * config/i386/i386.c (legitimate_address_p): Rename to...
7162 (ix86_legitimate_address_p): ... this, make static.
7163 (constant_address_p): Move after it, adjust call.
7164 (TARGET_LEGITIMATE_ADDRESS_P): New.
7166 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7167 * config/avr/avr-protos.h (legitimate_address_p): Remove.
7168 * config/avr/avr.c (legitimate_address_p): Rename to...
7169 (avr_legitimate_address_p): ... this, make static.
7170 (legitimize_address): Adjust call.
7171 (TARGET_LEGITIMATE_ADDRESS_P): New.
7173 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7174 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
7175 * config/crx/crx.c (crx_legitimate_address_p): Make static.
7176 (TARGET_LEGITIMATE_ADDRESS_P): New.
7178 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7179 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
7180 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
7181 (TARGET_LEGITIMATE_ADDRESS_P): New.
7183 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7184 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
7186 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
7188 (TARGET_LEGITIMATE_ADDRESS_P): New.
7190 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7191 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
7193 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
7195 (m68hc11_legitimate_address_p): ... this, make static.
7196 (go_if_legitimate_address_internal): Rename to...
7197 (m68hc11_legitimate_address_p_1): ... this.
7198 (legitimize_address): Adjust call.
7199 (TARGET_LEGITIMATE_ADDRESS_P): New.
7201 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7202 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
7203 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
7204 (TARGET_LEGITIMATE_ADDRESS_P): New.
7206 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7207 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
7208 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
7209 (mn10300_legitimate_address_p): ... this, make static.
7210 (TARGET_LEGITIMATE_ADDRESS_P): New.
7212 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7213 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
7214 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
7215 (TARGET_LEGITIMATE_ADDRESS_P): New.
7217 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7218 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
7219 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
7220 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7221 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
7222 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
7223 (rs6000_legitimate_address_p): ... this, make static.
7224 (TARGET_LEGITIMATE_ADDRESS_P): New.
7225 (REG_MODE_OK_FOR_BASE_P): Delete.
7226 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
7228 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7229 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
7231 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
7232 static, adjust types.
7233 (TARGET_LEGITIMATE_ADDRESS_P): New.
7235 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7236 * config/score/score.c (score_address_p): Rename to...
7237 (score_legitimate_address_p): ... this.
7238 (TARGET_LEGITIMATE_ADDRESS_P): New.
7239 * config/score/score3.c (score3_address_p): Rename to...
7240 (score3_legitimate_address_p): ... this.
7241 * config/score/score7.c (score7_address_p): Rename to...
7242 (score7_legitimate_address_p): ... this.
7244 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
7245 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
7246 GO_IF_LEGITIMATE_ADDRESS): Delete.
7247 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
7248 thumb2_legitimate_address_p): Delete.
7249 (arm_legitimate_address_p): Rename to...
7250 (arm_legitimate_address_outer_p): ... this.
7251 * config/arm/constraints.md ("Uq"): Adjust call.
7252 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
7253 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
7255 (arm_legitimate_address_outer_p): ... this.
7256 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
7258 (TARGET_LEGITIMATE_ADDRESS_P): New.
7260 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7261 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
7262 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
7263 (TARGET_LEGITIMATE_ADDRESS_P): New.
7265 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7266 * config/vax/vax-protos.h (legitimate_address_p): Remove.
7267 * config/vax/vax.c (legitimate_address_p): Rename to...
7268 (vax_legitimate_address_p): ... this, make static.
7269 (TARGET_LEGITIMATE_ADDRESS_P): New.
7271 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7272 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
7273 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
7274 (TARGET_LEGITIMATE_ADDRESS_P): New.
7276 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7277 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
7278 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
7279 (mmix_legitimate_address_p): ... this, make static.
7280 (TARGET_LEGITIMATE_ADDRESS_P): New.
7282 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7283 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
7284 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
7285 (TARGET_LEGITIMATE_ADDRESS_P): New.
7287 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
7289 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
7290 of MODE_COMPLEX_INT.
7292 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7294 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
7295 LCT_NORMAL in function call.
7296 * mips-tdump.c (print_file_desc): Add cast to enum type.
7297 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
7298 (mark_stabs): Add casts to enum types.
7299 (parse_stabs_common): Add casts to enum types.
7301 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
7303 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
7304 Check for invalid values of LETTER.
7306 2009-05-13 Taras Glek <tglek@mozilla.com>
7308 * attribs.c (register_attribute): moved out attribute registration
7309 into register_attribute.
7310 * doc/plugins.texi: Documented register_attribute and
7312 * gcc-plugin.h: Added forward decl for register_attribute.
7313 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
7314 * plugin.c (register_callback, invoke_plugin_callbacks): Added
7315 PLUGIN_ATTRIBUTES boilerplate.
7317 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
7319 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
7320 values even in sentinel and empty entries.
7321 (ms_printf_flag_specs): Likewise.
7322 (ms_scanf_flag_specs): Likewise.
7323 (ms_strftime_flag_specs): Likewise.
7324 (ms_print_char_table): Likewise.
7325 (ms_scan_char_table): Likewise.
7326 (ms_time_char_table): Likewise.
7328 2009-05-13 Doug Kwan <dougkwan@google.com>
7330 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
7332 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
7334 * config/mips/mips.md (store): Add attributes for QI and HI.
7336 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
7337 (truncdi<mode>2): ... this new pattern.
7339 2009-05-13 Brad Hards <bradh@kde.org>
7341 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
7343 2009-05-14 Jakub Jelinek <jakub@redhat.com>
7344 Ben Elliston <bje@au.ibm.com>
7347 * dse.c (check_mem_read_rtx): Guard against width == -1.
7349 2009-05-13 Michael Matz <matz@suse.de>
7352 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
7353 (trivially_conflicts_p): New function.
7354 (insert_backedge_copies): Use it.
7356 2009-05-13 Janis Johnson <janis187@us.ibm.com>
7358 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
7359 (handle_stdc_pragma): Use new enum constant names.
7360 (handle_pragma_float_const_decimal64): Ditto.
7362 2009-05-13 Ian Lance Taylor <iant@google.com>
7364 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
7367 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
7369 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
7370 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
7372 * config/m68k/m68k.h (FL_UCLINUX): Define.
7374 2009-05-13 Jan Hubicka <jh@suse.cz>
7376 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
7378 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7380 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
7381 unless -fschedule-insns is specified.
7383 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7386 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
7387 TARGET_EXPAND_CBRANCHDI4.
7388 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
7389 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
7390 (cmpeqdi): Fix comment.
7392 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7394 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
7395 (sh_legitimate_address_p): Likewise.
7396 * config/sh/sh.c (sh_legitimate_index_p): New.
7397 (sh_legitimate_address_p): Likewise.
7398 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
7399 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
7400 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
7401 (MAYBE_BASE_REGISTER_RTX_P): New macro.
7402 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
7403 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
7404 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
7405 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
7406 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
7408 2009-05-12 Jan Hubicka <jh@suse.cz>
7410 * tree-inline.c (estimate_operator_cost): Add operands;
7411 when division happens by constant, it is cheap.
7412 (estimate_num_insns): Loads and stores are not having cost of 0;
7413 EH magic stuff is cheap; when computing runtime cost of switch,
7414 use log2 base of amount of its cases; builtin_expect has cost of 0;
7415 compute cost for moving return value of call.
7416 (init_inline_once): Initialize time_based flags.
7417 * tree-inline.h (eni_weights_d): Add time_based flag.
7419 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7421 * df-core.c: Update head documentation.
7423 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
7426 * rs6000.c (rs6000_generate_compare): Use op1b instead of
7427 shadowing exisiting variable op1.
7429 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
7432 * config/i386/driver-i386.c (processor_signatures): New enum.
7433 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
7434 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
7435 processor signature to detect geode processor.
7437 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7441 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7443 * optabs.c (prepare_cmp_insn): Temporarily disable test that
7444 causes spurious differences between trunk and cond-optab branch.
7446 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7448 * dojump.c (compare_from_rtx): Delete.
7449 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
7450 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
7451 if the comparison does not satisfy the predicate; test predicates for
7452 operands 2 and 3 of a cstore pattern. Don't try cstore optab
7453 further if one existing pattern fails.
7454 * expr.h (compare_from_rtx): Delete.
7455 (prepare_operand): Declare it.
7456 * optabs.c: Change "lib call" to "libcall" throughout.
7457 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
7458 HAVE_conditional_trap, emit_cmp_insn): Delete.
7459 (can_compare_p): Delete cmp_optab case.
7460 (prepare_float_lib_cmp): Return an rtx and a machine mode.
7461 Accept other parameters by value.
7462 (prepare_operand): Make non-static.
7463 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
7464 other parameters by value. Try to widen operands here based on
7465 an optab_methods argument and looking at cbranch_optab.
7466 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
7467 loop. Use cbranch_optab directly.
7468 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
7469 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
7471 (emit_conditional_move, emit_conditional_add): Inline what's needed
7472 of compare_from_rtx, using new prepare_cmp_insn for the rest.
7473 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
7474 with COMPARE. Move cmov_optab and cstore_optab above
7475 with cbranch_optab, move cmp_optab down with ucmp_optab,
7476 remove tst_otpab. Do not initialize trap_rtx.
7477 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
7478 for trap code. Do not check HAVE_conditional_trap. Use
7479 prepare_cmp_insn. Accept no predicate for operand 3.
7480 * optabs.h (OTI_cmp): Mark as used only for libcalls.
7481 (OTI_ctrap, ctrap_optab): New.
7482 (tst_optab): Delete.
7483 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
7484 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
7485 with lookup of ctrap_optab.
7486 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
7490 * combine.c (combine_simplify_rtx, simplify_set): Do not
7491 special case comparing against zero for cc0 machines.
7492 * simplify-rtx.c (simplify_binary_operation_1): Never remove
7493 COMPARE on cc0 machines.
7494 (simplify_relational_operation): Return a new expression when
7495 a COMPARE could be removed.
7496 * final.c (final_scan_insn): Compare cc_status values
7497 against LHS of a (compare FOO (const_int 0)) cc0 source.
7498 Also check if cc_status.value is the full compare.
7500 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
7501 (cstoreMM4): Document.
7502 (conditional_trap): Document ctrapMM4 instead.
7503 (sync_compare_and_swapMM): Refer to cbranchcc4.
7504 (Dependent Patterns): Eliminate obsolete information referring to
7505 the old jump optimization phase.
7506 (Canonicalization): Include cbranchcc4 case, omit canonicalization
7507 of compares with 0 on cc0 machines.
7508 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
7509 avoiding references to cc0. Remove text about storing operands
7511 * doc/tm.texi (Condition Codes): Include blurb on different
7512 condition code representations, separate into subsections for
7513 CC0, MODE_CC and conditional execution.
7515 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
7516 alpha_emit_setcc): Accept operands and a machine mode.
7517 * config/alpha/alpha.c (alpha_emit_conditional_branch):
7518 Get code/op0/op1 from operands, use machine mode argument
7519 instead of alpha_compare.fp_p. Emit the branch here.
7520 (alpha_emit_setcc): Likewise, and return boolean.
7521 (alpha_emit_conditional_move): Likewise. Assert that
7522 cmp_op_mode == cmp_mode, and simplify accordingly.
7523 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
7524 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
7525 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
7527 (stack probe test): Use cbranchdi4.
7528 * config/alpha/predicates.md (alpha_cbranch_operator): New.
7530 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
7531 * config/arc/arc.h (movsicc, movsfcc): Use it.
7532 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
7533 (cbranchsi4, cstoresi4): New.
7534 (cmpsi, bCC and sCC expanders): Remove.
7536 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
7537 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
7538 * config/arm/predicates.md (arm_comparison_operator): Only include
7539 floating-point operators if there is a hardware floating-point unit.
7540 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
7541 deferring to cbranch_cc and cstore_cc respectively.
7542 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
7543 cbranch_cc, cstore_cc): New.
7544 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
7546 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
7548 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
7549 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
7551 (adjust_insn_length): Adjust calls.
7552 (avr_reorg): Handle (compare (foo) (const_int 0)).
7553 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
7554 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
7555 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
7556 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
7558 (cbranchqi4, cbranchhi4, cbranchsi4): New.
7559 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
7561 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
7562 (cbranchsi4, cstorebi4, cstoresi4): New.
7563 (movbisi): This insn is duplicate, split it to zero_extend.
7564 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
7565 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
7566 (bfin_optimize_loop): Use cbranch expander.
7567 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
7568 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
7569 (bfin_bimode_comparison_operator): ... this.
7570 (bfin_direct_comparison_operator): New.
7572 * config/cris/cris.c (cris_normal_notice_update_cc): Look
7573 inside (compare FOO (const_int 0)).
7574 (cris_rtx_costs): Handle ZERO_EXTRACT.
7575 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
7576 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
7577 (*tstdi_v32): Delete.
7578 (*cmpdi_non_v32): Add M alternative for operand 1.
7579 (cmpsi, cmp<mode>): Make private.
7580 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
7582 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
7584 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
7585 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
7586 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
7587 (cc_reg_operand): New.
7589 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
7590 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
7591 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
7592 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
7593 crx_expand_scond): Delete.
7595 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
7597 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
7598 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
7600 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
7601 cstoresi4, cstoresf4, cstoredf4): New.
7602 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
7603 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
7604 Receive the entire operands array.
7605 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
7606 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
7607 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
7608 Get test/op0/op1 from the operands array.
7609 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
7611 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
7612 (h8300_expand_store): New.
7613 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
7615 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
7616 (h8300_expand_store): New.
7617 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
7618 or do not try to produce (set (cc0) REG).
7619 (peepholes): Wrap arguments with COMPARE. Add a peephole to
7620 change a compare into a move to a scratch register. Disable some
7621 peepholes when comparing with zero.
7622 (tstsi, tsthi, tstsi, cmpqi): Make private.
7625 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
7628 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
7629 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
7630 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
7631 (ix86_emit_i387_log1p): Use cbranchxf2.
7632 (ix86_expand_setcc): Return void.
7633 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
7634 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
7635 cmp<MODEF>, cmpcc): Remove.
7636 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
7637 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
7638 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
7639 (sCC and bCC expanders): Remove.
7640 (stack_protect_test): Use cbranchcc4.
7642 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
7644 (ia64_expand_compare): Accept three rtx by reference and return void.
7645 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
7646 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
7647 from *expr. Update *expr with the BImode comparison to do.
7648 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
7649 cmptf, bCC, sCC, conditional_trap): Delete.
7650 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
7651 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
7652 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
7653 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
7654 * config/ia64/predicates.md (ia64_cbranch_operator): New.
7656 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
7657 type of last argument.
7658 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
7659 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
7660 use machine mode argument instead of branch_type. Remove dead
7661 code for floating-point comparisons.
7662 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
7663 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
7665 (cbranchsi4, cstoresi4): New.
7666 * config/iq2000/predicates.md (reg_or_const_operand): New.
7668 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
7669 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
7670 (b<code>_op): Rewrite to...
7671 (bcc_op): ... this, using match_operator.
7672 (s<code>_op): Rewrite to...
7673 (scc_op): ... this, using match_operator.
7674 (s<code>_24_op): Rewrite to...
7675 (scc_op_24): ... this, using match_operator.
7676 (s<code>_<mode>): Rewrite to...
7677 (cstore<mode>4): ... this, using match_operator.
7678 (s<code>_<mode>_24): Rewrite to...
7679 (cstore<mode>4_24): ... this, using match_operator.
7680 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
7681 m32c_unpend_compare, m32c_expand_scc): Delete.
7682 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
7683 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
7684 (m32c_expand_movcc): Change NE to EQ if necessary.
7685 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
7687 * config/m32r/m32r-protos.h (gen_cond_store): New.
7688 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
7689 (gen_cond_store): New, from sCC patterns.
7690 (m32r_expand_block_move): Use cbranchsi4.
7691 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
7692 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
7693 (cbranchsi4, cstoresi4): New.
7695 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
7697 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
7698 (m68hc11_notice_update_cc): Look into a compare with 0.
7699 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
7701 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
7702 cmphi, cmpqi, bCC): Delete.
7703 (cbranchsi4, cbranchhi4, cbranchqi4): New.
7704 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
7705 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
7708 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
7709 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
7710 * config/m68k/constraints.md (H): New.
7711 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
7712 the define_insn below.
7713 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
7714 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
7715 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
7716 patterns): Wrap RHS with COMPARE.
7717 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
7718 (*cmpdi_internal): Name this pattern.
7719 (cmpdi): Change to define_insn.
7720 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
7721 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
7722 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
7724 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
7725 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
7726 (conditional_trap): Change to...
7727 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
7728 (*conditional_trap): Use the ordered_comparison_operator and
7729 const1_operand predicates.
7730 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
7731 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
7732 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
7733 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
7735 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
7736 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
7737 (mcore_gen_compare): New.
7738 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
7739 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
7740 (mcore_gen_compare): ... this.
7741 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
7742 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
7743 (stack probe pattern): Use cbranchsi4.
7745 * config/mips/predicates.md (mips_cstore_operator): New.
7746 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
7747 * config/mips/mips.md (any_cond): Delete.
7748 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
7750 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
7751 fixuns_truncsfdi2): Use cbranch patterns.
7752 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
7753 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
7754 Adjust call to mips_expand_conditional_branch.
7755 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
7757 * config/mips/mips-protos.h (mips_expand_conditional_branch,
7758 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
7759 * config/mips/mips.c (cmp_operands): Delete.
7760 (mips_emit_compare): Get comparison operands from *op0/*op1.
7761 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
7762 that it succeeds. Use op0/op1 instead of cmp_operands.
7763 (mips_expand_conditional_branch, mips_expand_conditional_move,
7764 mips_expand_conditional_trap): Likewise.
7765 (mips_block_move_loop): Use cbranch patterns.
7766 * config/mips/mips.h (cmp_operands): Delete.
7768 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
7769 (mmix_gen_compare_reg): Just return a register in the right CC mode.
7770 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
7771 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
7772 (*cmpcc_folded): Rename to...
7773 (*cmpdi_folded): this.
7774 (*cmpcc): Rename to...
7776 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
7779 (cbranchdf4): New. Handle invalid comparisons here.
7780 * config/mmix/predicates.md (float_comparison_operator): New.
7782 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
7783 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
7784 * config/mn10300/mn10300.md (tst): Delete.
7785 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
7786 Name these patterns and wrap RHS in a compare.
7787 (*cmpsi): Make this pattern private. Include tst.
7788 (*cmpsf): Make this pattern private.
7789 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
7790 (compare with zero peepholes): Likewise.
7792 (cbranchsi4, cbranchsf4): New.
7793 (casesi): Use cbranchsi4.
7795 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
7796 hppa_branch_type): Delete.
7797 (return_addr_rtx): Use cbranchsi4.
7798 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
7799 Emit CCFPmode comparison here.
7800 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
7801 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
7802 hppa_branch_type): Delete.
7803 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
7804 (movsicc, movdicc): Remove references to hppa_compare_op0,
7805 hppa_compare_op1 and compare_from_rtx.
7806 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
7807 (casesi): Use cbranchsi4.
7809 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
7810 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
7811 * config/pdp11/pdp11.md (register_or_const0_operand): New.
7812 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
7813 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
7815 (cbranchdf4, cbranchhi4, cbranchqi4): New.
7816 (*branch, *branch_inverted): New.
7818 * config/picochip/picochip.md (cbranchhi4): Use
7819 ordered_comparison_operator.
7820 (cmphi, bCC): Remove.
7822 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
7823 (trap_comparison_operator): Delete.
7824 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
7825 rs6000_emit_cbranch): Accept mode and operands.
7826 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
7827 rs6000_compare_fp_p): Delete.
7828 (rs6000_generate_compare): Accept mode and comparison. Extract code
7829 and op0/op1 from there. Replace references to rs6000_compare_op0
7830 and rs6000_compare_op1.
7831 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
7832 extract result from passed operands.
7833 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
7834 extract loc from passed operands.
7835 (rs6000_emit_cmove): Likewise.
7836 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
7837 rs6000_compare_fp_p): Delete.
7838 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
7839 (cbranch<GPR>4, cbranch<FP>4): New.
7840 (cstore<mode>4): New. Consolidate here all choices about when to use
7841 portable or specialized sCC sequences.
7842 (stack_protect_test): Use cbranchsi4.
7843 (conditional_trap): Replace with ctrap<GPR>4.
7844 (conditional trap insn): Replace trap_comparison_operator with
7845 ordered_comparison_operator.
7847 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
7848 (s390_emit_prologue): Use ctrap.
7849 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
7850 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
7851 New predicates replacing...
7852 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
7853 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
7854 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
7855 (add<mode>cc): Do not use s390_compare_op0/op1.
7856 (s<code>): Change to...
7857 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
7859 (cstorecc4): ... this. Handle EQ or NE equally.
7860 (*sne): Un-privatize for use in cstorecc4.
7861 (b<code>): Change to...
7862 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
7863 (conditional_trap): Replace with...
7864 (ctrap<GPR>4, ctrap<FP>4): ... these.
7865 (stack_protect): Use cbranchcc4.
7867 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
7868 * config/score/score-protos.h (score_gen_cmp): Delete.
7869 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
7870 (score_block_move-loop): Use cbranchsi4.
7871 * config/score/score.md (cbranchsi4): New.
7872 (cmpsi, bCC): Delete.
7873 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
7874 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
7875 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
7876 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
7877 * config/score/score3.h (score3_gen_cmp): Delete.
7878 * config/score/score7.h (score7_gen_cmp): Delete.
7880 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
7881 (sh_emit_scc_to_t): ... this. Return void.
7882 (from_compare): Rename to...
7883 (sh_emit_compare_and_branch): ... this.
7884 (sh_emit_compare_and_set): New.
7885 (sh_expand_t_scc): Accept operands.
7886 * config/sh/predicates.md (sh_float_comparison_operator): New.
7887 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
7888 (prepare_scc_operands): Rename to...
7889 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
7891 (sh_emit_cheap_store_flag): New.
7892 (sh_emit_set_t_insn): New.
7893 (from_compare): Rename to...
7894 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
7895 handling of TARGET_SH2E floating point to avoid recursive call.
7896 Generate branch here.
7897 (sh_emit_compare_and_set): New.
7898 (sh_expand_t_scc): Get op0/op1 from arguments.
7899 (sh_emit_cheap_store_flag): New.
7900 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
7902 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
7903 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
7904 (movsicc, movdicc): Do nothing when it recreated operands from
7905 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
7906 prepare_scc_operands (now sh_emit_scc_to_t).
7907 (udivdi3): Use cstoresi4.
7908 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
7909 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
7910 (cbranchint4_media, cbranchfp4_media): New.
7911 (casesi): Use cbranchdi4.
7912 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
7914 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
7915 (movnegt): Remove second operand.
7916 (cbranchsf4, cbranchdf4): New.
7917 (stack_protect): Use cbranchdi4/cbranchsi4.
7919 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
7920 (gen_compare_reg): Accept comparison, extract part of it to...
7921 (gen_compare_reg_1): ... this.
7922 (gen_compare_operator): Delete.
7923 (gen_v9_scc): Accept separate destination, comparison code and arms.
7924 Do not use sparc_compare_op0/sparc_compare_op1.
7925 (emit_scc_insn, emit_conditional_branch_insn): New.
7926 (emit_v9_brxx): Make static. Remove useless assertion.
7927 (sparc_emit_float_lib_cmp): Return RTL instead of calling
7929 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
7930 * config/sparc/sparc-protos.h (gen_compare_reg,
7931 sparc_emit_float_lib_cmp): Adjust prototype.
7932 (emit_scc_insn, emit_conditional_branch_insn): New.
7933 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
7934 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
7935 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
7936 iterators to the top.
7937 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
7938 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
7939 snedi_special_trunc): Delete.
7940 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
7941 and snedi_special_trunc.
7942 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
7943 cbranchdi4, cbranch<F:mode>4): New.
7944 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
7945 here. Use gen_compare_reg instead of gen_compare_operator.
7946 (conditional_trap): Replace with...
7947 (ctrapsi4, ctrapdi4): ... this.
7948 (stack_protect_test): Use cbranchcc4.
7950 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
7952 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
7953 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
7954 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
7955 from operands[0] or operands[3] depending on is_set.
7956 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
7957 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
7958 cmpdf, bCC), sCC: Remove.
7959 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
7960 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
7962 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
7963 spu_emit_branch_or_set.
7965 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
7967 * config/stormy16/stormy16.h (xstormy16_compare_op0,
7968 xstormy16_compare_op1): Delete.
7969 * config/stormy16/stormy16.c (xstormy16_compare_op0,
7970 xstormy16_compare_op1): Delete.
7971 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
7973 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
7974 (cmphi, cmpsi, bCC): Remove.
7976 * config/v850/v850.md (tstsi, cmpsi): Fold into...
7977 (*cmpsi): ... this one.
7978 (cbranchsi4, cstoresi4): New.
7979 (bCC expanders): Delete.
7980 (sCC insns): Fold into...
7981 (*setcc): ... this one.
7982 (casesi): Do not use gen_cmpsi and gen_bgtu.
7983 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
7984 (movsicc): Simplify.
7985 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
7987 * config/vax/vax-protos.h (cond_name): New.
7988 (vax_output_conditional_branch): Remove.
7989 * config/vax/vax.c (cond_name): New.
7990 (vax_output_conditional_branch): Remove.
7991 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
7992 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
7993 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
7994 (bit<VAXint>): Wrap source with (compare).
7995 (b<code> and following unnamed pattern): Rename to *branch and
7996 *branch_reversed. Change macroization to match_operator.
7997 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
7999 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
8000 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
8001 Change last argument to machine_mode.
8002 (xtensa_expand_scc): Add machine_mode argument.
8003 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
8004 (gen_conditional_move, xtensa_expand_conditional_branch,
8005 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
8006 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
8007 Adjust operand numbers.
8008 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
8010 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
8011 (cmpsi, cmpsf, b<code>, s<code>): Delete.
8012 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
8014 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8016 * optabs.c (prepare_cmp_insn): Temporarily disable test that
8017 causes spurious differences between trunk and cond-optab branch.
8019 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
8022 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
8024 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
8026 * tree.c (iterative_hash_pointer): Delete.
8027 (iterative_hash_expr): Short-circuit handling of NULL pointer.
8028 Hash UIDs and versions of SSA names. Don't special-case built-in
8029 function declarations.
8031 2009-05-11 Ian Lance Taylor <iant@google.com>
8034 * graphite.c: Force -Wc++-compat to only be a warning before
8035 #including "cloog/cloog.h".
8037 2009-05-11 Martin Jambor <mjambor@suse.cz>
8039 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
8041 2009-05-11 Jan Hubicka <jh@suse.cz>
8043 * tree-ssa-loop-ivcanon.c: Include target.h
8044 (struct loop_size): new structure.
8045 (constant_after_peeling): New predicate.
8046 (tree_estimate_loop_size): New function.
8047 (estimated_unrolled_size): Rewrite for new estimates.
8048 (try_unroll_loop_completely): Use new estimates.
8049 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
8051 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
8053 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
8054 libcpp interface change.
8055 (spu_macro_to_expand): Likewise.
8057 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
8059 PR tree-optimization/40026
8060 * gimplify.c (gimplify_init_constructor): Change initial conditional
8061 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
8062 optimize_compound_literals_in_ctor.
8064 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
8066 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
8068 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
8070 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
8072 * tree-vect-data-refs.c (vect_analyze_group_access): Use
8073 HOST_WIDE_INT for gap.
8075 2009-05-11 Ira Rosen <irar@il.ibm.com>
8077 PR tree-optimization/40074
8078 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
8079 account in group size and step comparison.
8081 2009-05-11 Richard Guenther <rguenther@suse.de>
8083 * passes.c (init_optimization_passes): Strip now incorrect comment.
8084 (execute_function_todo): Do not set PROP_alias.
8085 * tree-pass.h (PROP_alias): Remove.
8086 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
8087 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
8088 * tree-nrv.c (pass_return_slot): Likewise.
8089 * tree-object-size.c (pass_object_sizes): Likewise.
8090 * tree-ssa-dom.c (pass_dominator): Likewise.
8091 (pass_phi_only_cprop): Likewise.
8092 * tree-ssa-dse.c (pass_dse): Likewise.
8093 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
8094 (pass_cselim): Likewise.
8095 * tree-ssa-pre.c (pass_pre): Likewise.
8096 (pass_fre): Likewise.
8097 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
8098 * tree-ssa-sink.c (pass_sink_code): Likewise.
8099 * tree-stdarg.c (pass_stdarg): Likewise.
8100 * tree-tailcall.c (pass_tail_calls): Likewise.
8101 * tree-vrp.c (pass_vrp): Likewise.
8103 2009-05-10 Ian Lance Taylor <iant@google.com>
8105 * basic-block.h (enum profile_status): Break out of struct
8107 * cgraph.h (struct inline_summary): Break out of struct
8109 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
8110 of struct cgraph_order_sort.
8111 * combine.c (enum undo_kind): New enum, broken out of struct undo.
8112 * cse.c (struct branch_path): Break out of struct
8113 cse_basic_block_data.
8114 * except.h (enum eh_region_type): Break out of struct eh_region.
8115 * gcc.c (enum add_del): Break out of struct modify_target.
8116 * genrecog.c (enum decision_type): Break out of struct decision_test.
8117 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
8119 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
8120 * regmove.c (enum match_use): New enum, broken out of struct match.
8121 * sched-int.h (enum post_call_group): New enum, broken out of
8123 (struct deps_reg): Break out of struct deps.
8124 * target.h (struct asm_int_op): Break out of struct gcc_target.
8125 * tree-eh.c (struct goto_queue_node): Break out of struct
8127 * tree-inline.h (enum copy_body_cge_which): Break out of
8129 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
8131 * c-decl.c (in_struct, struct_types): New static variables.
8132 (pushtag): Add loc parameter. Change all callers.
8133 (lookup_tag): Add ploc parameter. Change all callers.
8134 (check_compound_literal_type): New function.
8135 (parser_xref_tag): Add loc parameter. Change all callers. If
8136 -Wc++-compat, warn about struct/union/enum types defined within a
8138 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
8139 and loc parameters. Change all callers. Change error calls to
8140 error_at, using loc. For a redefinition, if the location of the
8141 original definition is known, report it. Set in_struct and
8142 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
8143 (finish_struct): Add new parameters enclosing_in_struct and
8144 enclosing_struct_types. Change all callers. Set
8145 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
8146 in the struct. If in a struct, add this struct to struct_types.
8147 (start_enum): Add loc parameter. Change all callers. Use
8148 error_at for errors, using loc. For a redefinition, if the
8149 location of the original definition is known, report it. If in a
8150 struct, add this enum type to struct_types. If -Wc++-compat warn
8151 if in sizeof, typeof, or alignof.
8152 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
8153 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
8154 (c_parser_enum_specifier): Get enum location for start_enum.
8155 (c_parser_struct_or_union_specifier): Get struct location for
8156 start_struct. Save in_struct and struct_types status between
8157 start_struct and finish_struct.
8158 (c_parser_cast_expression): Get location of cast.
8159 (c_parser_alignof_expression): Get location of type.
8160 (c_parser_postfix_expression): Likewise.
8161 (c_parser_postfix_expression_after_paren_type): Add type_loc
8162 parameter. Change all callers. Call check_compound_literal_type.
8163 Use type_loc for error about variable size type.
8164 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
8165 of an enum constant from an enum type defined in a struct or union.
8166 (c_cast_expr): Add loc parameter. Change all callers. If
8167 -Wc++-compat, warn about defining a type in a cast.
8168 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
8169 (start_enum, start_struct, finish_struct): Update declarations.
8170 (parser_xref_tag, c_cast_expr): Update declarations.
8171 (check_compound_literal_type): Declare.
8173 2009-05-11 Ben Elliston <bje@au.ibm.com>
8175 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
8176 for recent libcpp interface change.
8177 (rs6000_macro_to_expand): Likewise.
8179 2009-05-10 Michael Matz <matz@suse.de>
8182 * config/arm/arm.c (require_pic_register): Emit on entry edge,
8183 not at entry of function.
8185 2009-05-10 Richard Guenther <rguenther@suse.de>
8187 PR tree-optimization/40081
8189 * tree-sra.c (instantiate_element): Instantiate scalar replacements
8190 using the main variant of the element type. Do not fiddle with
8191 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
8193 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
8194 structs with volatile fields.
8196 2009-05-10 Jan Hubicka <jh@suse.cz>
8198 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
8199 (estimate_move_cost): Assert that it does not get called for
8201 (estimate_num_insns): Skip VOID types in argument handling.
8202 (optimize_inline_calls): Delete unreachable blocks and verify that
8205 2009-05-10 Jan Hubicka <jh@suse.cz>
8207 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
8208 * cgraph.c (cgraph_mark_address_taken_node): New function.
8209 (dump_cgraph_node): Dump new flag.
8210 * cgraph.h (struct cgraph_node): Add address_taken.
8211 (cgraph_mark_address_taken_node): New function.
8212 * ipa.c (cgraph_postorder): Prioritize functions with address taken
8213 since new direct calls can be born.
8215 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8217 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
8220 2009-05-10 Jan Hubicka <jh@suse.cz>
8223 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
8225 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
8226 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
8227 * tree-inline.c (copy_bb): Set frequency correctly.
8228 (fold_marked_statements): Update call to
8229 cgraph_update_edges_for_call_stmt.
8231 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8233 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
8234 identifiers in diagnostics.
8235 * config/arm/arm.c (arm_handle_fndecl_attribute,
8236 arm_handle_isr_attribute): Likewise.
8237 * config/avr/avr.c (avr_handle_progmem_attribute,
8238 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
8239 * config/bfin/bfin.c (handle_int_attribute,
8240 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
8241 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
8242 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
8244 * config/darwin.c (darwin_handle_kext_attribute,
8245 darwin_handle_weak_import_attribute): Likewise.
8246 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
8247 h8300_handle_eightbit_data_attribute,
8248 h8300_handle_tiny_data_attribute): Likewise.
8249 * config/i386/i386.c (ix86_handle_cconv_attribute,
8250 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
8251 * config/i386/winnt.c (ix86_handle_shared_attribute,
8252 ix86_handle_selectany_attribute): Likewise.
8253 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
8254 * config/m32c/m32c.c (function_vector_handler): Likewise.
8255 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
8256 m68hc11_handle_fntype_attribute): Likewise.
8257 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
8258 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
8259 * config/mips/mips.c (mips_insert_attributes,
8260 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
8261 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
8262 rs6000_handle_struct_attribute): Likewise.
8263 * config/sh/sh.c (sh_insert_attributes,
8264 sh_handle_resbank_handler_attribute,
8265 sh_handle_interrupt_handler_attribute,
8266 sh2a_handle_function_vector_handler_attribute,
8267 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
8269 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
8270 * config/spu/spu.c (spu_handle_fndecl_attribute,
8271 spu_handle_vector_attribute): Likewise.
8272 * config/stormy16/stormy16.c
8273 (xstormy16_handle_interrupt_attribute): Likewise.
8274 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
8275 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
8277 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8279 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
8280 (pp_translate_identifiers): New.
8281 (pp_identifier): Only conditionally translate identifier to locale
8283 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
8284 (pp_base_tree_identifier): Only conditionally translate identifier
8285 to locale character set.
8286 * c-pretty-print.c (M_): Define.
8287 (pp_c_type_specifier, pp_c_primary_expression): Mark English
8288 fragments for conditional translation with M_.
8289 * tree-pretty-print.c (maybe_init_pretty_print): Disable
8290 identifier translation.
8292 2009-05-10 Richard Guenther <rguenther@suse.de>
8294 PR tree-optimization/40081
8295 * tree-sra.c (instantiate_element): Instantiate scalar replacements
8296 using the main variant of the element type. Do not fiddle with
8297 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
8299 2009-05-09 Jan Hubicka <jh@suse.cz>
8302 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
8303 indirect calls; verify cgraph afterwards.
8305 2009-05-09 Jan Hubicka <jh@suse.cz>
8308 * ipa.c (update_inlined_to_pointer): New function.
8309 (cgraph_remove_unreachable_nodes): Use it.
8311 2009-05-09 Jan Hubicka <jh@suse.cz>
8313 * tree-eh.c (struct leh_state): Remove prev_try.
8314 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
8316 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
8317 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
8318 remove_eh_handler_and_replace, foreach_reachable_handler,
8319 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
8320 * except.h (struct eh_region): Remove eh_region_u_cleanup.
8321 (gen_eh_region_cleanup): Update prototype.
8323 2009-05-09 Jan Hubicka <jh@suse.cz>
8326 * except.c (copy_eh_region): Always set prev_try.
8327 (redirect_eh_edge_to_label): Find outer try.
8328 (foreach_reachable_handler): When looking for prev try
8329 handle case where previous try is not going to be taken.
8331 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
8333 PR tree-optimization/40049
8334 * tree-vect-stmts.c (vectorizable_operation): If the machine has
8335 only vector/vector shifts, convert the type of the constant to the
8336 appropriate type to avoid building incorrect trees, which
8337 eventually have problems with garbage collection.
8339 2009-05-08 Joseph Myers <joseph@codesourcery.com>
8341 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
8342 -1 for complex floating-point types if honoring signed zeros.
8344 2009-05-08 Jan Hubicka <jh@suse.cz>
8346 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
8347 argument; handle correctly when profile is absent.
8348 (build_cgraph_edges): Update.
8349 (rebuild_cgraph_edges): Update.
8350 * cgraph.c: Do not include varray.h.
8351 (cgraph_set_call_stmt_including_clones): New function.
8352 (cgraph_create_edge_including_clones): Likewise
8353 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
8354 (cgraph_update_edges_for_call_stmt): Handle clones.
8355 (cgraph_remove_node): Handle clone tree.
8356 (cgraph_remove_node_and_inline_clones): New function.
8357 (dump_cgraph_node): Dump clone tree.
8358 (cgraph_clone_node): Handle clone tree.
8359 (clone_function_name): Bring here from tree-inline.c.
8360 (cgraph_create_virtual_clone): New function.
8361 * cgraph.h (ipa_replace_map): Move here from ipa.h.
8362 (cgraph_clone_info): New function.
8363 (strut cgraph_node): Add clone_info and new clone tree pointers.
8364 (cgraph_remove_node_and_inline_clones,
8365 cgraph_set_call_stmt_including_clones,
8366 cgraph_create_edge_including_clones,
8367 cgraph_create_virtual_clone): Declare.
8368 (cgraph_function_versioning): Use VEC argument.
8369 (compute_call_stmt_bb_frequency): Update prototype.
8370 (cgraph_materialize_all_clones): New function.
8371 * ipa-cp.c (ipcp_update_cloned_node): Remove.
8372 (ipcp_create_replace_map): Update to VECtors.
8373 (ipcp_update_callgraph): Use virtual clones.
8374 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
8375 (ipcp_update_profiling): Do not update local profiling.
8376 (ipcp_insert_stage): Use VECtors and virtual clones.
8377 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
8378 (clone_of_p): New function.
8379 (cgraph_preserve_function_body_p): Use clone tree.
8380 (cgraph_optimize): Materialize clones.
8381 (cgraph_function_versioning): Update for VECtors.
8382 (save_inline_function_body): Use clone tree.
8383 (cgraph_materialize_clone): New function.
8384 (cgraph_materialize_all_clones): Likewise.
8385 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
8386 * ipa.c: Include gimple.h.
8387 (cgraph_remove_unreachable_nodes): Use clone tree.
8388 * ipa-prop.c (ipa_note_param_call): Update call to
8389 compute_call_stmt_bb_frequencycall.
8390 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
8391 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
8392 (copy_bb): Handle updating of clone tree; add new edge when new call
8394 (expand_call_inline): Be strict about every call having edge.
8395 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
8396 (delete_unreachable_blocks_update_callgraph): New function.
8397 (tree_function_versioning): Use VECtors; always remove unreachable
8398 blocks and fold conditionals.
8399 * tree-inline.h: Do not include varray.h.
8400 (tree_function_versioning): Remove.
8401 * Makefile.in (GTFILES): Remove tree-inline.c
8402 * passes.c (do_per_function): Do only functions having body.
8403 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
8406 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
8407 Andrew Morrow <acm@google.com>
8410 * c-common.c (c_common_attribute_table): Permit deprecated
8411 attribute to take an optional argument.
8412 (handle_deprecated_attribute): If the optional argument to
8413 __attribute__((deprecated)) is not a string ignore the attribute
8416 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
8417 * c-typeck.c (build_component_ref): Likewise.
8418 (build_external_ref): Likewise.
8420 * toplev.c (warn_deprecated_use): Add an attribute argument.
8421 Emit the message associated with __attribute__((deprecated)).
8423 * toplev.h (warn_deprecated_use): Updated.
8425 * doc/extend.texi: Document new optional parameter to
8426 __attribute__((deprecated))
8428 2009-05-08 Michael Eager <eager@eagercon.com>
8430 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
8431 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
8433 2009-05-08 Richard Guenther <rguenther@suse.de>
8435 PR tree-optimization/40062
8436 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
8437 Avoid exponential behavior.
8439 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8441 PR rtl-optimization/33928
8443 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
8444 process_uses, build_single_def_use_links): New.
8445 (update_df): Update use_def_ref.
8446 (forward_propagate_into): Use get_def_for_use instead of use-def
8448 (fwprop_init): Call build_single_def_use_links and let it initialize
8450 (fwprop_done): Free use_def_ref.
8451 (fwprop_addr): Eliminate duplicate call to df_set_flags.
8452 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
8453 df_rd_simulate_one_insn): New.
8454 (df_rd_bb_local_compute_process_def): Update head comment.
8455 (df_chain_create_bb): Use the new RD simulation functions.
8456 * df.h (df_rd_simulate_artificial_defs_at_top,
8457 df_rd_simulate_one_insn): New.
8458 * opts.c (decode_options): Enable fwprop at -O1.
8459 * doc/invoke.texi (-fforward-propagate): Document this.
8461 2009-05-08 Joseph Myers <joseph@codesourcery.com>
8464 * c-typeck.c (build_binary_op): Handle arithmetic between one real
8465 and one complex operand specially.
8466 * tree-complex.c (some_nonzerop): Do not identify a real value as
8467 zero if flag_signed_zeros.
8469 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8471 PR rtl-optimization/33928
8472 * loop-invariant.c (record_use): Fix && vs. || mishap.
8474 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8476 PR rtl-optimization/33928
8477 * loop-invariant.c (struct use): Add addr_use_p.
8478 (struct def): Add n_addr_uses.
8479 (struct invariant): Add cheap_address.
8480 (create_new_invariant): Set cheap_address.
8481 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
8482 (record_uses): Pass df_ref to record_use.
8483 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
8486 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
8488 * config/sh/sh.c: Do not include c-pragma.h.
8490 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
8492 * config/spu/spu.c: Remove include of c-common.h.
8494 2009-05-07 Janis Johnson <janis187@us.ibm.com>
8497 * c-common.h (mark_valid_location_for_stdc_pragma,
8498 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
8499 clear_float_const_decimal64, float_const_decimal64_p): New.
8500 * c.opt (Wunsuffixed-float-constants): New.
8501 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
8502 unsuffixed float constant, handle new warning.
8503 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
8504 * c-decl.c (c_scope): New flag float_const_decimal64.
8505 (set_float_const_decimal64, clear_float_const_decimal64,
8506 float_const_decimal64_p): New.
8507 (push_scope): Set new flag.
8508 * c-parser.c (c_parser_translation_unit): Mark when it's valid
8509 to use STDC pragmas.
8510 (c_parser_external_declaration): Ditto.
8511 (c_parser_compound_statement_nostart): Ditto.
8512 * c-pragma.c (valid_location_for_stdc_pragma,
8513 mark_valid_location_for_stdc_pragma,
8514 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
8515 handle_pragma_float_const_decimal64): New.
8516 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
8517 * cp/semantics.c (valid_location_for_stdc_pragma_p,
8518 set_float_const_decimal64, clear_float_const_decimal64,
8519 float_const_decimal64_p): New dummy functions.
8520 * doc/extend.texi (Decimal Float): Remove statement that the
8521 pragma, and suffix for double constants, are not supported.
8522 * doc/invoke.texi (Warning Options): List new option.
8523 (-Wunsuffixed-float-constants): New.
8525 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
8527 * config/i386/i386.c: Do not include c-common.h.
8529 2009-05-07 Mark Heffernan <meheff@google.com>
8531 * doc/invoke.texi (Debugging Options): Document change of debugging
8533 * opts.c (decode_options): Make dump_base_name relative to
8534 aux_base_name directory.
8536 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
8538 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
8539 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
8541 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
8543 * Makefile.in (install-plugin): Simplify a bit.
8545 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
8547 * Makefile.in (OBJS-common): Add regcprop.o.
8549 * timevar.def (TV_CPROP_REGISTERS): New.
8550 * regrename.c (regrename_optimize): Return 0.
8551 (rest_of_handle_regrename): Delete.
8552 (pass_rename_registers): Point to regrename_optimize.
8553 (struct value_data_entry, struct value_data,
8554 kill_value_one_regno, kill_value_regno, kill_value,
8555 set_value_regno, init_value_data, kill_clobbered_value,
8556 kill_set_value, kill_autoinc_value, copy_value,
8557 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
8558 replace_oldest_value_reg, replace_oldest_value_addr,
8559 replace_oldest_value_mem, copyprop_hardreg_forward_1,
8560 debug_value_data, validate_value_data): Move...
8561 * regcprop.c: ... here.
8562 (rest_of_handle_cprop): Delete.
8563 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
8565 2009-05-07 Jakub Jelinek <jakub@redhat.com>
8568 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
8569 GEN_INT for 1 << bitnum.
8570 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
8573 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
8575 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
8576 Remove wrong description of "nand" operation.
8578 2009-05-06 Richard Guenther <rguenther@suse.de>
8579 Adam Nemet <anemet@caviumnetworks.com>
8581 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
8582 comment. Add that if LHS is not a gimple register, then RHS1 has
8583 to be a single object (GIMPLE_SINGLE_RHS).
8585 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
8587 * expr.c (get_def_for_expr): Move it up in the file.
8588 (store_field): When expanding a bit-field store, look at the
8589 defining gimple stmt for the masking conversion.
8591 2009-05-06 Janis Johnson <janis187@us.ibm.com>
8594 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
8595 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
8596 32-bit memcpy into long.
8598 2009-05-06 Jakub Jelinek <jakub@redhat.com>
8600 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
8601 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
8603 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
8604 instead of appending DW_OP_deref*.
8606 2009-05-06 Michael Matz <matz@suse.de>
8609 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
8610 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
8612 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
8614 * Makefile.in (install-plugin): Fix srcdir handling.
8616 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
8618 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
8619 when processing for not_regs_needed bitmap.
8620 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
8621 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
8622 handling it for rhs.
8624 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
8626 * config/i386/i386.md (unnamed inc/dec peephole): Use
8627 optimize_insn_for_size_p instead of optimize_size.
8628 * config/i386/predicates.md (incdec_operand): Likewise.
8629 (aligned_operand): Likewise.
8630 * config/i386/sse.md (divv8sf3): Likewise.
8631 (sqrtv8sf2): Likewise.
8633 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
8635 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
8637 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
8639 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
8641 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
8642 ssemodesuffixf2c with avxmodesuffixf2c.
8644 2009-05-06 Joseph Myers <joseph@codesourcery.com>
8647 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
8649 2009-05-05 Jakub Jelinek <jakub@redhat.com>
8651 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
8652 (struct tree_base): Adjust spacing for 8 bit boundaries.
8653 (struct tree_decl_common): Add decl_by_reference_flag bit.
8654 (DECL_BY_REFERENCE): Adjust.
8655 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
8656 print DECL_BY_REFERENCE bit.
8657 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
8658 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
8659 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
8660 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
8664 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
8665 range of the type, but default label is missing, add it with one
8666 of the existing labels instead of adding a new label for it.
8668 2009-05-05 Joseph Myers <joseph@codesourcery.com>
8672 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
8674 * Makefile.in (enable_plugin, plugin_includedir): New.
8675 (install): Depend on install-plugin.
8676 (PLUGIN_HEADERS): New.
8677 (install-plugin): New.
8678 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
8680 2009-05-05 Richard Guenther <rguenther@suse.de>
8682 PR tree-optimization/40022
8683 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
8685 (phivn_valid_p): Fix tuplification error, simplify.
8686 (phiprop_insert_phi): Add dumps.
8687 (propagate_with_phi): Simplify.
8689 2009-05-05 Richard Guenther <rguenther@suse.de>
8692 * builtins.c (gimplify_va_arg_expr): Properly build the address.
8694 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
8696 * tree.h (strip_float_extensions): Remove duplicate declaration.
8697 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
8698 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
8699 block_ultimate_origin): Rearrange the declarations line to match the
8700 comment that indicates the .c file which the functions are defined.
8701 (dwarf2out_*, set_decl_rtl): Add comment.
8702 (get_base_address): Adjust comment.
8703 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
8704 declarations line and add comment.
8705 (is_builtin_name): Add blank after function name, for clarity.
8707 2009-05-04 Joseph Myers <joseph@codesourcery.com>
8709 * attribs.c (decl_attributes): Use %qE for identifiers in
8711 * cgraphunit.c (verify_cgraph_node): Translate function names to
8712 locale character set in diagnostics.
8713 * coverage.c (get_coverage_counts): Use %qE for identifiers in
8715 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
8716 Document that functions are named in UTF-8.
8717 * expr.c (expand_expr_real_1): Translate function names to locale
8718 character set in diagnostics.
8719 * gimplify.c (omp_notice_variable, omp_is_private,
8720 gimplify_scan_omp_clauses): Use %qE for identifiers in
8722 * langhooks.c (lhd_print_error_function): Translate function names
8723 to locale character set.
8724 * langhooks.h (decl_printable_name): Document that return value is
8725 in internal character set.
8726 * stmt.c: Include pretty-print.h
8727 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
8729 (resolve_operand_name_1): Translate named operand name to locale
8731 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
8733 * toplev.c (announce_function): Translate function names to locale
8735 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
8736 (default_tree_printer): Use pp_identifier or translate identifiers
8737 to locale character set. Mark "<anonymous>" for translation.
8738 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
8739 for identifiers in diagnostics.
8740 * tree.c (handle_dll_attribute): Use %qE for identifiers in
8742 * varasm.c (output_constructor): Use %qE for identifiers in
8745 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
8747 * configure.ac: use ` ` instead of $()
8748 * configure: Regenerate.
8750 2009-05-05 Ben Elliston <bje@au.ibm.com>
8752 * config/pa/linux-atomic.c: Eliminate conditional include of
8753 errno.h on non-LP64 systems to simplify build requirements.
8755 2009-05-04 Joseph Myers <joseph@codesourcery.com>
8757 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
8759 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
8760 and pass value to identifier_to_locale.
8761 (warn_variable_length_array): Make name a tree.
8762 (grokdeclarator): Separate diagnostic texts for named and unnamed
8763 declarators. Use %qE for named declarators.
8764 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
8766 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
8767 identifiers in diagnostics.
8768 * c-typeck.c (push_member_name, start_init): Pass identifiers to
8769 identifier_to_locale. Mark "anonymous" strings for translation.
8771 2009-05-04 Michael Eager <eager@eagercon.com>
8773 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
8774 address for DImode/DFmode only if double-precision FP regs.
8776 2009-05-04 Michael Eager <eager@eagercon.com>
8778 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
8779 TARGET_SINGLE_FLOAT check.
8781 2009-05-04 Michael Eager <eager@eagercon.com>
8783 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
8785 2009-05-04 Michael Eager <eager@eagercon.com>
8787 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
8788 * config/rs6000/t-xilinx: New
8790 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
8792 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
8793 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
8794 * gcc/explow.c (memory_address): Use target hook.
8795 * gcc/targhooks.c (default_legitimize_address): New.
8796 * gcc/targhooks.h (default_legitimize_address): New.
8797 * gcc/target.h (legitimize_address): New.
8798 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
8799 (TARGET_INITIALIZER): Include it.
8800 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
8802 * config/bfin/bfin-protos.h (legitimize_address): Remove.
8803 * config/bfin/bfin.c (legitimize_address): Remove.
8804 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
8805 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
8807 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
8808 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
8810 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
8811 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
8812 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
8813 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
8814 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
8815 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
8816 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
8817 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
8818 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
8819 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
8820 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
8821 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
8822 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
8823 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
8824 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
8825 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
8826 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
8827 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
8828 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
8829 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
8830 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
8831 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
8832 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
8834 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
8835 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
8836 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
8837 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
8838 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
8839 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
8840 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
8841 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
8842 (thumb_legitimize_address): Delete.
8843 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
8844 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
8845 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
8846 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
8847 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
8848 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
8850 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
8853 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
8854 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
8855 * config/m32r/m32r.c (m32r_legitimize_address): New.
8856 * config/m68k/m68k.c (m68k_legitimize_address): New.
8857 * config/score/score.c (score_legitimize_address): Standardize.
8858 * config/score/score3.c (score3_legitimize_address): Standardize.
8859 * config/score/score3.h (score3_legitimize_address): Adjust.
8860 * config/score/score7.c (score7_legitimize_address): Standardize.
8861 * config/score/score7.h (score7_legitimize_address): Adjust.
8862 * config/sh/sh.c (sh_legitimize_address): New.
8863 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
8865 * gcc/config/s390/s390.c (legitimize_address): Rename to...
8866 (s390_legitimize_address): ... this.
8867 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
8868 (sparc_legitimize_address): ... this.
8869 * gcc/config/i386/i386.c (legitimize_address): Rename to...
8870 (ix86_legitimize_address): ... this.
8871 * gcc/config/avr/avr.c (legitimize_address): Rename to...
8872 (avr_legitimize_address): ... this.
8873 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
8874 (mn10300_legitimize_address): ... this.
8875 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
8876 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
8877 (alpha_expand_mov): Adjust call.
8879 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
8880 * config/spu/spu.c (spu_legitimize_address): Likewise.
8881 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
8882 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
8884 2009-05-04 Joseph Myers <joseph@codesourcery.com>
8886 * intl.c (locale_encoding, locale_utf8): New.
8887 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
8888 * intl.h (locale_encoding, locale_utf8): Declare.
8889 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
8890 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
8892 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
8894 (pp_tree_identifier): Define to call pp_base_tree_identifier.
8895 (pp_base_tree_identifier): Declare as function.
8896 (identifier_to_locale): Declare.
8897 * Makefile.in (pretty-print.o): Update dependencies.
8898 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
8900 2009-05-04 Richard Guenther <rguenther@suse.de>
8903 * builtins.c (fold_builtin_memory_op): Do not decay to element
8904 type if the size matches the whole array.
8906 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
8908 * expmed.c (synth_mult): When trying out a shift, pass the result
8911 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
8913 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
8914 (shiftsub1_cost): New.
8915 (init_expmed): Compute shiftsub1_cost.
8916 (synth_mult): Optimize multiplications by constants of the form
8917 -(2^^m-1) for some constant positive integer m.
8919 2009-05-03 Richard Guenther <rguenther@suse.de>
8922 * c-typeck.c (array_to_pointer_conversion): Do not built
8923 ADDR_EXPRs of arrays of pointer-to-element type.
8924 * c-gimplify.c (c_gimplify_expr): Revert change fixing
8925 up wrong ADDR_EXPRs after-the-fact.
8926 * c-common.c (strict_aliasing_warning): Strip pointer
8927 conversions for obtaining the original type.
8928 * builtins.c (fold_builtin_memset): Handle array types.
8929 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
8932 2009-05-03 Richard Guenther <rguenther@suse.de>
8935 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
8936 Do not lose casts from array types with unknown extent to array
8937 types with known extent.
8938 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
8939 alias set compatibility.
8941 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
8943 * flags.h (extra_warnings): Delete.
8944 * toplev.c (process_options): Handle Wuninitialized here.
8945 * opts.c (extra_warnings): Delete.
8946 (set_Wextra): Delete.
8947 (common_handle_option): -Wextra can be handled automatically.
8948 * c-opts.c (c_common_handle_option): Delete obsolete code.
8949 (c_common_post_options): Simplify comment.
8950 * common.opt (W): Add Var.
8952 (Wuninitialized): Initialize to -1.
8954 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
8955 Richard Guenther <rguenther@suse.de>
8957 * expr.c (get_def_for_expr): New function.
8958 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
8959 SSA rather than trees.
8960 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
8961 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
8963 2009-05-03 Joseph Myers <joseph@codesourcery.com>
8965 * c-common.c (reswords): Add _Imaginary.
8966 * c-common.c (enum rid): Add RID_IMAGINARY.
8968 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
8970 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
8971 Patch by Richard Guenther.
8973 2009-05-03 Anatoly Sokolov <aesok@post.ru>
8975 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
8976 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
8977 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
8978 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
8979 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
8980 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
8981 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
8982 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
8983 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
8984 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
8985 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
8986 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
8987 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
8988 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
8989 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
8990 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
8991 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
8992 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
8994 2009-05-02 Richard Guenther <rguenther@suse.de>
8996 PR tree-optimization/39940
8997 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
9000 2009-05-02 Richard Guenther <rguenther@suse.de>
9003 * tree-ssa.c (execute_update_addresses_taken): Properly check
9004 if we can mark a variable DECL_GIMPLE_REG_P.
9005 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
9006 back to the end of the function.
9007 (is_gimple_reg_type): Remove complex type special casing.
9008 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
9011 2009-05-02 Ben Elliston <bje@au.ibm.com>
9013 * doc/collect2.texi (Collect2): Document search path behaviour
9014 when configured with --with-ld.
9016 2009-05-02 Jan Hubicka <jh@suse.cz>
9018 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
9019 parameter; update callers.
9020 (coalesce_cost_edge): EH edges are costier because they needs
9021 splitting even if not critical and even more costier when there are
9022 multiple EH predecestors.
9024 2009-05-02 Jan Hubicka <jh@suse.cz>
9026 * except.c (remove_eh_handler_and_replace): Handle updating after
9027 removing TRY blocks.
9029 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
9031 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
9033 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
9035 * varasm.c: Do not include c-pragma.h.
9036 * attribs.c: Do not incude c-common.h.
9038 2009-05-01 Michael Matz <matz@suse.de>
9040 * calls.c (initialize_argument_information): Handle SSA names like
9041 decls with a non MEM_P DECL_RTL.
9043 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
9045 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
9046 * ipa-utils.c: Likewise.
9047 * ipa-type-escape.c: Likewise.
9048 * cgraphunit.c Do not include c-common.h.
9049 * ipa-pure-const.c: Likewise.
9050 * tree-if-conv.c: Likewise.
9051 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
9052 * ipa-struct-reorg.c: Likewise.
9053 * tree-nomudflap.c: Likewise.
9054 * tree-ssa-structalias.c: Likewise.
9056 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
9058 * store-motion.c: Many cleanups to make this pass a first-class
9059 citizen instead of an appendix to gcse load motion. Add TODO list
9060 to make this pass faster/cleaner/better.
9062 (struct ls_expr): Post gcse.c-split cleanups.
9063 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
9064 "stores" field to "avail_stores".
9065 (pre_ldst_mems): Rename to store_motion_mems.
9066 (pre_ldst_table): Rename to store_motion_mems_table.
9067 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
9068 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
9069 (ldst_entry): Rename to st_expr_entry, update users.
9070 (free_ldst_entry): Rename to free_st_expr_entry, update users.
9071 (free_ldst_mems): Rename to free_store_motion_mems, update users.
9072 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
9074 (first_ls_expr): Rename to first_st_expr, update users.
9075 (next_ls_expr): Rename to next_st_expr, update users.
9076 (print_ldst_list): Rename to print_store_motion_mems. Print names of
9077 fields properly for store motion instead of names inherited from load
9079 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
9080 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
9083 (ae_kill): Rename to st_kill, update users.
9084 (ae_gen): Rename to st_avloc, update users.
9085 (transp): Rename to st_transp, update users.
9086 (pre_insert_map): Rename to st_insert_map, update users.
9087 (pre_delete_map): Rename to st_delete_map, update users.
9088 (insert_store, build_store_vectors, free_store_memory,
9089 one_store_motion_pass): Update for abovementioned changes.
9091 (gcse_subst_count, gcse_create_count): Remove.
9092 (one_store_motion_pass): New statistics counters "n_stores_deleted"
9093 and "n_stores_created", local variables.
9095 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
9098 (regvec, compute_store_table_current_insn): Remove.
9099 (reg_set_info, reg_clear_last_set): Remove.
9100 (compute_store_table): Use DF caches instead of local dataflow
9103 2009-05-01 Joseph Myers <joseph@codesourcery.com>
9105 * c-objc-common.c (c_tree_printer): Print identifiers with
9106 pp_identifier, not pp_string. Mark "({anonymous})" for
9108 * c-pretty-print.c (pp_c_ws_string): New.
9109 (pp_c_cv_qualifier, pp_c_type_specifier,
9110 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
9111 pp_c_storage_class_specifier, pp_c_function_specifier,
9112 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
9113 pp_c_primary_expression, pp_c_postfix_expression,
9114 pp_c_unary_expression, pp_c_shift_expression,
9115 pp_c_relational_expression, pp_c_equality_expression,
9116 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
9117 use pp_string and pp_c_ws_string in place of pp_identifier and
9118 pp_c_identifier for non-identifiers. Mark English strings for
9120 * c-pretty-print.h (pp_c_ws_string): Declare.
9122 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
9123 Roland McGrath <roland@redhat.com>
9125 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
9126 (ENABLE_LD_BUILDID): New configuration option.
9127 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
9128 (LINK_BUILDID_SPEC): New macro.
9129 (init_spec): If defined, prepend it between LINK_EH_SPEC and
9131 * doc/install.texi: Document --enable-linker-build-id option.
9132 * configure: Rebuild.
9133 * config.in: Rebuild.
9135 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
9137 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
9138 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
9139 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
9140 MIPS_GP_SAVE_AREA_SIZE.
9141 * config/mips/mips.c (struct mips_frame_info): Update comment
9142 before arg_pointer_offset and hard_frame_pointer_offset.
9143 (mips_compute_frame_info): Update diagram before function: to
9144 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
9145 indicate the position of frame_pointer_rtx with -fstack-protector and
9146 to show args_size. Don't allocate cprestore area for leaf functions
9147 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
9149 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
9151 2009-04-30 Michael Matz <matz@suse.de>
9153 PR tree-optimization/39955
9154 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
9156 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
9158 * ira.c (setup_cover_and_important_classes): Use safe macro
9159 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
9161 * genpreds.c (write_tm_preds_h): Output suitable definition of
9162 REG_CLASS_FOR_CONSTRAINT.
9164 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
9166 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
9168 * bitmap.c (bitmap_descriptor): Likewise.
9169 * ggc-common.c (loc_descriptor): Likewise.
9170 * varray.c (varray_descriptor): Likewise.
9171 * vec.c (vec_descriptor): Likewise.
9173 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
9175 * Makefile.in (dce.o): Add $(EXCEPT_H).
9176 * dce.c: Include except.h and delete redundant vector definitions.
9177 (deletable_insn_p): Return false for non-call insns that can throw
9180 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
9182 * gcse.c (ae_gen): Remove.
9183 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
9184 and make non-static function to make it available in store-motion.c.
9185 Update call sites with search-and-replace.
9186 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
9187 extract_mentioned_regs, extract_mentioned_regs_helper,
9188 find_moveable_store, compute_store_table, load_kills_store, find_loads,
9189 store_killed_in_insn, store_killed_after, store_killed_before,
9190 build_store_vectors, insert_insn_start_basic_block, insert-store,
9191 remove_reachable_equiv_notes, replace_store_insn, delete_store,
9192 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
9193 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
9194 * store-motion.c: ...new file. Also copy data structures from gcse.c
9195 and clean up to remove parts not used by store motion.
9196 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
9197 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
9199 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9202 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
9203 when optimizing for size.
9205 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
9207 * gcse.c (gcse_constant_p): Fix typo in last change.
9209 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
9211 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
9213 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
9215 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
9217 2009-04-29 James E. Wilson <wilson@codesourcery.com>
9219 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
9220 CONST_HIGH_PART result.
9222 2009-04-29 Anatoly Sokolov <aesok@post.ru>
9224 * config/avr/avr.c (initial_elimination_offset): Rename to
9225 avr_initial_elimination_offset.
9226 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
9227 change return type to bool.
9228 (avr_can_eliminate): New function.
9229 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
9230 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
9231 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
9232 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
9233 avr_initial_elimination_offset.
9234 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
9235 (avr_initial_elimination_offset): Define.
9237 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
9238 Steven Bosscher <steven@gcc.gnu.org>
9240 PR rtl-optimization/39938
9241 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
9242 * cfgrtl.c: Include insn-attr.h.
9243 (rest_of_pass_free_cfg): New function.
9244 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
9245 * resource.c (init_resource_info): Remove call to df_analyze.
9247 2009-04-29 Richard Guenther <rguenther@suse.de>
9250 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
9251 allow conversion to signed integers.
9253 2009-04-29 Richard Guenther <rguenther@suse.de>
9255 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
9256 shifts of floating point vectors if the shift amount is
9257 a constant multiple of the element size.
9259 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
9260 Michael Matz <matz@suse.de>
9264 * tree-outof-ssa.c (emit_partition_copy): New function.
9265 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
9266 insert_part_to_rtx_on_edge): Perform the partition base var
9267 copy using emit_partition_copy.
9268 (insert_value_copy_on_edge): Convert constants to the right mode.
9269 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
9270 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
9272 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9274 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
9275 scan backwards to try to find a constant to initialize it.
9277 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
9278 insn before the loop_end instruction, don't look past labels.
9280 2009-04-29 Richard Guenther <rguenther@suse.de>
9283 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
9284 loose type conversions.
9285 (forward_propagate_addr_expr): Fix tuplification bug. Remove
9286 stmts only if there are no uses of its definition.
9288 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9290 * config/bfin/bfin.h (splitting_loops): Declare.
9291 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
9292 Reorder bit definitions to be ascending.
9293 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
9294 * config/bfin/bfin.c (splitting_loops): New variable.
9295 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
9296 (struct loop_info): Remove members INIT and LOOP_INIT.
9297 (bfin_optimize_loop): Don't set them. Reorder the code that generates
9298 the LSETUP sequence. Allow LC to be loaded from any register, but
9299 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
9300 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
9302 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
9303 of reload_completed.
9306 * config/bfin/bfin.md (movsi_insn): Refine constraints.
9308 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
9310 * Makefile.in (PLUGIN_VERSION_H): New.
9311 (OBJS-common): Remove plugin-version.o.
9312 (plugin.o): Depend on (PLUGIN_VERSION_H).
9313 (plugin-version.o): Remove.
9314 * configure: Regenerate
9315 * configure.ac: Create plugin-version.h.
9316 * gcc-plugin.h (plugin_gcc_version): Remove.
9317 (plugin_default_version_check): Change signature.
9318 * plugin-version.c: Remove.
9319 * plugin.c: Include plugin-version.h.
9320 (str_plugin_gcc_version_name): Remove.
9321 (try_init_one_plugin): Pass gcc version to plugin_init.
9322 (plugin_default_version_check): Both gcc and plugin versions are now
9325 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9327 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
9328 problematic last insns. Test for TYPE_CALL rather than CALL_P.
9329 Remove special case testing for last insn of inner loops. Don't fail
9330 if the loop ends with a jump, emit an extra nop instead.
9332 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
9333 DREGS rather than comparing directly. Remove code that tries to
9334 account for latencies.
9336 2009-04-29 Richard Guenther <rguenther@suse.de>
9338 PR tree-optimization/39941
9339 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
9340 eliminating an indirect call.
9342 2009-04-29 Richard Guenther <rguenther@suse.de>
9344 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
9345 parameter. Allow invariants as base if !require_lvalue.
9346 (verify_gimple_assign_single): Adjust.
9348 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9350 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
9351 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
9352 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
9353 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
9354 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
9356 * config/bfin/bfin.c (bfin_expand_builtin,
9357 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
9359 2009-04-28 Richard Guenther <rguenther@suse.de>
9361 * tree-vect-loop.c (get_initial_def_for_induction): Use
9362 correct types for pointer increment.
9364 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9366 * toplev.c (print_version): Update GMP version string calculation.
9368 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
9370 PR rtl-optimization/39938
9371 * resource.c (init_resource_info): Add call to df_analyze.
9373 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9375 * config/alpha/alpha.md (usegp): Cast the result of
9376 alpha_find_lo_sum_using_gp to enum attr_usegp.
9377 * config/alpha/alpha.c (override_options): Remove end-of-structure
9378 marker element from cpu_table. Use array size of cpu_table to handle
9379 -mcpu and -mtune options.
9380 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
9382 2009-04-28 Joseph Myers <joseph@codesourcery.com>
9384 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
9385 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
9386 tune_32 and tune_64.
9387 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
9389 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
9390 * config/rs6000/option-defaults.h: ... here. New file.
9391 (OPT_64, OPT_32): Define.
9392 (MASK_64BIT): Define to 0 if not already defined.
9393 (OPT_ARCH64, OPT_ARCH32): Define.
9394 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
9397 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9399 * config/arm/arm.c (arm_override_options): Emit error on using
9402 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9404 PR rtl-optimization/39914
9405 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
9406 registers for allocnos created from user-defined variables only
9407 when not optimizing.
9409 2009-04-28 Richard Guenther <rguenther@suse.de>
9412 * fold-const.c (fold_binary): Use distribute_real_division only
9415 2009-04-28 Steve Ellcey <sje@cup.hp.com>
9417 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
9418 add hpux-stdint.h to tm_file.
9419 (hppa[12]*-*-hpux11*): Ditto.
9420 (ia64*-*-hpux*): Ditto.
9421 * config/hpux-stdint.h: New.
9422 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
9423 __STDC_EXT__ for all compiles.
9424 * config/pa/pa-hpux.h: Ditto.
9425 * config/pa/pa-hpux10.h: Ditto.
9426 * config/pa/pa-hpux11.h: Ditto.
9428 2009-04-28 Catherine Moore <clm@codesourcery.com>
9430 * debug.h (set_name): Add comment.
9432 2009-04-28 Andrew Pinski <pinskia@gmail.com>
9435 * config/darwin.c (machopic_gen_offset): Check
9436 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
9437 * config/arm/arm.c (require_pic_register): Likewise.
9439 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
9441 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
9442 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
9443 m32c_promote_prototypes): Delete.
9445 2009-04-28 Michael Matz <matz@suse.de>
9448 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
9451 2009-04-28 Richard Guenther <rguenther@suse.de>
9453 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
9455 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9457 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
9458 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
9459 * config/arm/arm-tune.md: Regenerate.
9461 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
9463 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
9464 block if there are complex incoming edges.
9465 (sel_merge_blocks): Remove useless assert.
9466 (sel_redirect_edge_and_branch): Check that edge was redirected.
9467 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
9468 (sel_find_rgns): Delete declaration.
9469 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
9470 the region when it is not a preheader.
9472 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9475 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
9477 2009-04-28 Richard Guenther <rguenther@suse.de>
9479 * tree.h (SSA_NAME_VALUE): Remove.
9480 (struct tree_ssa_name): Remove value_handle member.
9481 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
9482 array for jump threading.
9483 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
9485 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
9486 * tree-flow.h (threadedge_initialize_values): Declare.
9487 (threadedge_finalize_values): Likewise.
9488 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
9489 (SSA_NAME_VALUE): Define.
9490 (threadedge_initialize_values): New function.
9491 (threadedge_finalize_values): Likewise.
9492 * tree-ssa-dom.c (ssa_name_values): New global variable.
9493 (SSA_NAME_VALUE): Define.
9494 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
9496 2009-04-28 Ira Rosen <irar@il.ibm.com>
9498 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
9499 Use REPORT_VECTORIZED_LOCATIONS instead
9500 REPORT_VECTORIZED_LOOPS.
9501 * tree-vectorizer.c (vect_verbosity_level): Make static.
9502 (vect_loop_location): Rename to vect_location.
9503 (vect_set_verbosity_level): Update comment.
9504 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
9506 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
9507 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
9508 instead REPORT_UNVECTORIZED_LOOPS.
9509 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
9510 and vect_loop_def to vect_external_def and vect_internal_def.
9511 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
9512 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
9513 REPORT_UNVECTORIZED_LOCATIONS.
9514 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
9515 and vect_used_in_loop and to vect_unused_in_scope and
9517 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
9518 (vect_verbosity_level): Remove declaration.
9519 (vect_analyze_operations): Likewise.
9520 (vect_analyze_stmt): Declare.
9521 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
9522 REPORT_UNVECTORIZED_LOCATIONS.
9523 (vect_get_loop_niters): Fix indentation.
9524 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
9525 (vect_analyze_loop_operations): New function.
9526 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
9527 vect_analyze_operations.
9528 (vect_is_simple_reduction): Use new names.
9529 (vectorizable_live_operation, vect_transform_loop): Likewise.
9530 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
9531 to specify whether the data references can be a part of interleaving
9533 (vect_analyze_data_ref_dependence): Use new names.
9534 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
9535 (vect_create_addr_base_for_vector_ref): Remove redundant code.
9536 * tree-vect-patterns.c (widened_name_p): Use new names.
9537 (vect_recog_dot_prod_pattern): Likewise.
9538 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
9539 (process_use, vect_mark_stmts_to_be_vectorized,
9540 vect_model_simple_cost, vect_model_store_cost,
9541 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
9542 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
9543 vectorizable_operation, vectorizable_type_demotion,
9544 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
9545 vectorizable_condition): Likewise.
9546 (vect_analyze_operations): Split into vect_analyze_loop_operations
9548 (vect_analyze_stmt): ... new function.
9549 (new_stmt_vec_info): Use new names.
9550 (vect_is_simple_use): Use new names and fix comment.
9551 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
9552 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
9554 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9557 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
9558 and integer modes for x87 operands. Do not ICE for unsupported size,
9559 generate error instead. Generate error for unsupported operand types.
9560 ['z']: Do not handle HImode memory operands specially. Warning
9561 for floating-point operands. Fallthru to 'Z' for unsupported operand
9562 types. Do not ICE for unsupported size, generate error instead.
9563 (output_387_binary_op): Use %Z to output operands.
9564 (output_fp_compare): Ditto.
9565 (output_387_reg_move): Ditto.
9567 2009-04-28 Ben Elliston <bje@au.ibm.com>
9572 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9574 * builtins.c (c_strlen): Do not warn here.
9575 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
9576 * c-common.c (pointer_int_sum): Take an explicit location.
9577 Warn about offsets out of bounds.
9578 * c-common.h (pointer_int_sum): Adjust declaration.
9580 2009-04-27 Ian Lance Taylor <iant@google.com>
9582 * collect2.c (is_ctor_dtor): Change type of ret field in struct
9584 * dce.c (run_fast_df_dce): Change type of old_flags to int.
9585 * df-core.c (df_set_flags): Change return type to int. Change
9586 type of old_flags to int.
9587 (df_clear_flags): Likewise.
9588 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
9589 (df_get_conditional_uses): Likewise.
9590 * df.h (df_set_flags, df_clear_flags): Update declarations.
9591 * dwarf2out.c (struct indirect_string_node): Change type of form
9592 field to enum dwarf_form.
9593 (AT_string_form): Change return type to enum dwarf_form.
9594 * fixed-value.c (fixed_compare): Add cast to enum type.
9595 * fwprop.c (update_df): Change 0 to VOIDmode.
9596 * gensupport.c: Change 0 to UNKNOWN.
9597 * gimple.h (gimple_cond_code): Add cast to enum type.
9598 * haifa-sched.c (reemit_notes): Add cast to enum type.
9599 * hooks.c (hook_int_void_no_regs): Remove function.
9600 * hooks.h (hook_int_void_no_regs): Remove declaration.
9601 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
9602 * predict.c (combine_predictions_for_insn): Add casts to enum type.
9603 * real.c (real_arithmetic): Add cast to enum type.
9604 (real_compare): Likewise.
9605 * target.h (struct gcc_target): Change return type of
9606 branch_target_register_class to enum reg_class.
9607 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
9608 default_branch_target_register_class.
9609 * targhooks.c (default_branch_target_register_class): New function.
9610 * targhooks.h (default_branch_target_register_class): Declare.
9611 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
9612 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
9614 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
9616 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
9617 vect_uninitialized_def. Change 0 to ERROR_MARK.
9618 * tree-vect-stmts.c (supportable_widening_operation): Don't
9619 initialize icode1 and icode2.
9620 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
9621 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
9623 (cmn_err_flag_specs): Change 0 to STD_C89.
9624 (cmn_err_char_table): Likewise.
9625 * config/arm/arm.c (get_arm_condition_code): Change type of code
9626 to enum arm_cond_code.
9627 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
9628 (IWMMXT_BUILTIN2): Likewise.
9629 (neon_builtin_type_bits): Don't define typedef.
9630 (neon_builtin_datum): Change type of bits field to int.
9631 (arm_expand_neon_args): Add cast to enum type.
9632 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
9634 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
9636 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
9638 * config/mips/mips.md (jal_macro): Return enum constant.
9639 (single_insn): Likewise.
9640 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
9642 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9644 * config/s390/s390.c (s390_tune_flags): Change type to int.
9645 (s390_arch_flags): Likewise.
9646 (s390_handle_arch_option): Change flags field of struct pta to int.
9647 * config/s390/s390.h (s390_tune_flags): Update declaration.
9648 (s390_arch_flags): Likewise.
9649 * config/sh/sh.c (prepare_move_operands): Compare
9650 tls_symbolic_operand result with enum constant.
9651 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
9652 (sh_expand_prologue): Add cast to enum type.
9653 (sh_expand_epilogue): Likewise.
9654 (tls_symbolic_operand): Change return type to enum tls_model.
9655 (fpscr_set_from_mem): Add cast to enum type.
9656 (legitimize_pic_address): Compare tls_symbolic_operand result with
9658 (sh_target_reg_class): Change return type to enum reg_class.
9659 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
9661 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
9662 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
9663 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
9664 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
9665 (delayed_branch, tls_call_delay): Likewise.
9666 (eligible_for_sibcall_delay): Likewise.
9667 (eligible_for_return_delay): Likewise.
9668 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
9669 (spu_expand_builtin_1): Likewise.
9671 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
9672 for all types of conversions.
9673 (output_init_element): Issue -Wc++-compat warning if needed when
9674 initializing a bitfield with enum type.
9675 * c-parser.c (c_parser_expression): Set original_type to
9676 original_type of right hand operand of comman operator.
9678 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9680 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
9682 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
9683 * doc/cpp.texi (Standard Predefined Macros)
9684 (Implementation-defined behavior): Likewise.
9685 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
9686 * doc/gimple.texi (GIMPLE Exception Handling)
9687 (@code{GIMPLE_ASSIGN}): Likewise.
9688 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
9689 * doc/invoke.texi (Warning Options, Optimize Options)
9690 (AVR Options, Darwin Options): Likewise.
9691 (Optimize Options): Reformulate -fwhole-program description.
9692 * doc/loop.texi (Lambda): Likewise.
9693 * doc/md.texi (Output Template, Define Constraints)
9694 (Standard Names, Insn Splitting): Likewise.
9695 * doc/options.texi (Option properties): Likewise.
9696 * doc/passes.texi (Tree-SSA passes): Likewise.
9697 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
9698 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
9699 (File Names and DBX): Likewise.
9700 * doc/trouble.texi (Incompatibilities): Likewise.
9702 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9704 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
9705 instruction is correct.
9707 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9709 Allow non-constant arguments to conversion intrinsics.
9710 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
9711 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
9712 * spu.c (print_operand): Handle 'v' and 'w'.
9713 (exp2_immediate_p, spu_gen_exp2): Define.
9714 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
9715 spu_convtf_1): Update parameter descriptions.
9716 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
9717 * constraints.md ('v', 'w'): New.
9718 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
9720 (i2f, I2F): New define_mode_attr.
9721 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
9722 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
9723 fixuns_truncv4sfv4si2): Update to use mode attribute.
9724 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
9725 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
9726 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
9727 patterns for combine.
9729 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
9731 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
9732 (cprop, hoist, pre, store_motion): New debug counters.
9733 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
9734 is not an RTL pass anymore.
9735 (pass_profiling): Remove extern decl for pass removed in 2005.
9736 (pass_gcse, pass_jump_bypass): Remove.
9737 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
9738 to 0 for clean state.
9739 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
9740 * cse.c (gate_handle_cse_after_global_opts,
9741 rest_of_handle_cse_after_global_opts): New functions.
9742 (pass_cse_after_global_opts): New pass, does local CSE.
9743 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
9744 (TV_CPROP): New timevar.
9745 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
9746 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
9747 (gcse_main, recompute_all_luids): Remove.
9748 (compute_hash_table_work): Call max_reg_num instead of reading
9750 (cprop_jump): Don't set run_jump_opt_after_gcse.
9751 (constprop_register): Always allow to alter jumps.
9752 (cprop_insn): Likewise.
9753 (do_local_cprop): Likewise.
9754 (local_cprop_pass): Likewise. Return non-zero if something changed.
9755 (cprop): Remove function, fold interesting bits into one_cprop_pass.
9756 (find_implicit_sets): Add note about missed optimization opportunity.
9757 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
9758 pass_rtl_cprop execute function.
9759 Don't bother tracking the pass number, each pass gets its own dumpfile
9761 Always allow to alter jumpsand bypass jumps.
9762 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
9763 will just find no suitable set.
9764 (pre_edge_insert): Fix dumping, this function is for PRE only.
9765 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
9766 pass_rtl_pre execute function.
9767 (hoist_code): Return non-zero if something changed. Keep track of
9768 substitutions and insertions for statistics gathering similar to PRE.
9769 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
9770 called from the pass_rtl_hoist execute function. Show pass statistics.
9771 (compute_store_table): Use max_reg_num directly instead of using the
9772 formerly global max_gcse_regno.
9773 (build_store_vectors): Likewise.
9774 (replace_store_insn): Fix dumping.
9775 (store_motion): Rename to ...
9776 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
9777 pass, called from the pass_rtl_store_motion execute function. Keep
9778 track of substitutions and insertions for statistics gathering similar
9780 (bypass_jumps): Remove, fold interesting bits into ...
9781 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
9782 from the pass_rtl_cprop execute function.
9783 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
9784 pass_jump_bypass): Remove.
9785 (gate_handle_gcse, rest_of_handle_gcse): Remove.
9786 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
9787 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
9788 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
9789 (gate_rtl_store_motion, execute_rtl_store_motion,
9790 pass_rtl_store_motion): New.
9791 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
9792 make it clear that -fcse-skip-blocks is a no-op for backward compat.
9793 * passes.c (init_optimization_passes): Remove pass_gcse and
9794 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
9795 and cse_after_global_opts in place of pass_gcse. Schedule cprop
9796 instead of pass_jump_bypass.
9798 2009-04-27 Richard Guenther <rguenther@suse.de>
9801 * gimplify.c (gimplify_expr): If we are required to create
9802 a temporary make sure it ends up as register.
9804 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
9807 * config/i386/i386.c (construct_container): Don't call
9808 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
9809 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
9811 2009-04-27 Michael Matz <matz@suse.de>
9813 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
9814 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
9815 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
9816 (dump_replaceable_exprs): Take a bitmap.
9817 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
9819 (expand_gimple_basic_block): Likewise.
9820 * tree-ssa-ter.c (struct temp_expr_table_d): Make
9821 replaceable_expressions member a bitmap.
9822 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
9823 (mark_replaceable): Likewise.
9824 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
9825 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
9827 2009-04-27 Richard Guenther <rguenther@suse.de>
9829 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
9830 (verify_stmts): Dispatch to gimple/type verification code.
9831 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
9832 issue with call argument types.
9834 2009-04-27 Michael Matz <matz@suse.de>
9836 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
9837 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
9840 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
9841 Eric Botcazou <ebotcazou@adacore.com>
9843 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
9844 a label's basic block.
9845 (mark_target_live_regs): Tidy and rework obsolete comments.
9846 Change back DF problem to LIVE. If a label starts a basic block,
9847 assume that all registers that used to be live then still are.
9848 (init_resource_info): If a label starts a basic block, set its
9849 BLOCK_FOR_INSN accordingly.
9850 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
9852 2009-04-27 Richard Guenther <rguenther@suse.de>
9854 * tree-flow-inline.h (function_ann): Remove.
9855 (get_function_ann): Likewise.
9856 * tree-dfa.c (create_function_ann): Remove.
9857 * tree-flow.h (struct static_var_ann_d): Remove.
9858 (struct function_ann_d): Likewise.
9859 (union tree_ann_d): Remove fdecl member.
9860 (function_ann_t): Remove.
9861 (function_ann, get_function_ann, create_function_ann): Remove
9864 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
9866 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
9868 2009-04-27 Jan Hubicka <jh@suse.cz>
9870 * ipa-pure-const.c (struct funct_state_d): New fields
9871 state_previously_known, looping_previously_known; remove
9872 state_set_in_source.
9873 (analyze_function): Use new fields.
9874 (propagate): Avoid assumption that state_set_in_source imply
9877 * tree-ssa-loop-niter.c (finite_loop_p): New function.
9878 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
9879 * cfgloop.h (finite_loop_p): Declare.
9881 2009-04-26 Michael Matz <matz@suse.de>
9883 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
9885 2009-04-26 Michael Matz <matz@suse.de>
9887 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
9888 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
9889 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
9890 pass_mark_used_blocks): Remove.
9891 * tree-optimize.c (pass_free_datastructures,
9892 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
9893 * passes.c (init_optimization_passes): Don't call
9894 pass_mark_used_blocks, remove dead code.
9896 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
9898 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
9899 * tree-ssa-live.h (register_ssa_partition): Likewise.
9901 2009-04-26 Michael Matz <matz@suse.de>
9904 * builtins.c (fold_builtin_next_arg): Handle SSA names.
9905 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
9906 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
9908 (compare_pairs): Swap cost comparison.
9909 (coalesce_ssa_name): Don't use change_partition_var.
9910 * tree-nrv.c (struct nrv_data): Add modified member.
9911 (finalize_nrv_r): Set it.
9912 (tree_nrv): Use it to update statements.
9913 (pass_nrv): Require PROP_ssa.
9914 * tree-mudflap.c (mf_decl_cache_locals,
9915 mf_build_check_statement_for): Use make_rename_temp.
9916 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
9917 * alias.c (find_base_decl): Handle SSA names.
9918 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
9919 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
9920 * rtl.h (set_reg_attrs_for_parm): Declare.
9921 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
9922 to "optimized", remove unused locals at finish.
9923 (execute_free_datastructures): Make global, call
9924 delete_tree_cfg_annotations.
9925 (execute_free_cfg_annotations): Don't call
9926 delete_tree_cfg_annotations.
9928 * ssaexpand.h: New file.
9929 * expr.c (toplevel): Include ssaexpand.h.
9930 (expand_assignment): Handle SSA names the same as register variables.
9931 (expand_expr_real_1): Expand SSA names.
9932 * cfgexpand.c (toplevel): Include ssaexpand.h.
9933 (SA): New global variable.
9934 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
9935 (SSAVAR): New macro.
9936 (set_rtl): New helper function.
9937 (add_stack_var): Deal with SSA names, use set_rtl.
9938 (expand_one_stack_var_at): Likewise.
9939 (expand_one_stack_var): Deal with SSA names.
9940 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
9941 before unique numbers.
9942 (expand_stack_vars): Use set_rtl.
9943 (expand_one_var): Accept SSA names, add asserts for them, feed them
9944 to above subroutines.
9945 (expand_used_vars): Expand all partitions (without default defs),
9946 then only the local decls (ignoring those expanded already).
9947 (expand_gimple_cond): Remove edges when jumpif() expands an
9949 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
9950 or remove abnormal edges. Ignore insns setting the LHS of a TERed
9952 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
9953 members of SA; deal with PARM_DECL partitions here; expand
9954 all PHI nodes, free tree datastructures and SA. Commit instructions
9955 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
9956 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
9957 info and statements at start, collect garbage at finish.
9958 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
9959 (VAR_ANN_PARTITION) Remove.
9960 (change_partition_var): Don't declare.
9961 (partition_to_var): Always return SSA names.
9962 (var_to_partition): Only accept SSA names.
9963 (register_ssa_partition): Only check argument.
9964 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
9966 (delete_var_map): Don't free it.
9967 (var_union): Only accept SSA names, simplify.
9968 (partition_view_init): Mark only useful SSA names as used.
9969 (partition_view_fini): Only deal with SSA names.
9970 (change_partition_var): Remove.
9971 (dump_var_map): Use ssa_name instead of partition_to_var member.
9972 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
9974 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
9975 (struct _elim_graph): New member const_dests; nodes member vector of
9977 (set_location_for_edge): New static helper.
9978 (create_temp): Remove.
9979 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
9980 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
9981 (new_elim_graph): Allocate const_dests member.
9982 (clean_elim_graph): Truncate const_dests member.
9983 (delete_elim_graph): Free const_dests member.
9984 (elim_graph_size): Adapt to new type of nodes member.
9985 (elim_graph_add_node): Likewise.
9986 (eliminate_name): Likewise.
9987 (eliminate_build): Don't take basic block argument, deal only with
9988 partition numbers, not variables.
9989 (get_temp_reg): New static helper.
9990 (elim_create): Use it, deal with RTL temporaries instead of trees.
9991 (eliminate_phi): Adjust all calls to new signature.
9992 (assign_vars, replace_use_variable, replace_def_variable): Remove.
9993 (rewrite_trees): Only do checking.
9994 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
9995 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
9996 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
9997 contains_tree_r, MAX_STMTS_IN_LATCH,
9998 process_single_block_loop_latch, analyze_edges_for_bb,
9999 perform_edge_inserts): Remove.
10000 (expand_phi_nodes): New global function.
10001 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
10002 functions, initialize new parameter, remember partitions having a
10004 (finish_out_of_ssa): New global function.
10005 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
10006 don't reset in_ssa_p here, don't disable TER when mudflap.
10007 (pass_del_ssa): Remove.
10008 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
10010 (execute_free_datastructures): Declare.
10011 * Makefile.in (SSAEXPAND_H): New variable.
10012 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
10013 * basic-block.h (commit_one_edge_insertion): Declare.
10014 * passes.c (init_optimization_passes): Move pass_nrv and
10015 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
10016 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
10017 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
10018 (redirect_branch_edge): Deal with super block when expanding, split
10019 out jump patching itself into ...
10020 (patch_jump_insn): ... here, new static helper.
10022 2009-04-26 Michael Matz <matz@suse.de>
10024 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
10025 beyond num_ssa_names.
10026 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
10027 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
10029 2009-04-26 Jakub Jelinek <jakub@redhat.com>
10031 PR inline-asm/39543
10032 * fwprop.c (forward_propagate_asm): New function.
10033 (forward_propagate_and_simplify): Propagate also into __asm, if it
10034 doesn't increase the number of referenced registers.
10037 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
10039 2009-04-26 Jakub Jelinek <jakub@redhat.com>
10041 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
10042 note_nonlocal_vla_type for nonlocal VLAs.
10043 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
10044 contains_remapped_vars, remap_vla_decls): New functions.
10045 (convert_nonlocal_reference_stmt): If not optimizing, call
10046 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
10047 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
10048 if it wasn't found in var_map.
10049 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
10050 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
10051 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
10053 * gimplify.c (nonlocal_vlas): New variable.
10054 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
10056 (gimplify_body): Create and destroy nonlocal_vlas.
10058 * dwarf2out.c (loc_descr_plus_const): New function.
10059 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
10060 mem_loc_descriptor, loc_descriptor_from_tree_1,
10061 descr_info_loc, gen_variable_die): Use it.
10063 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
10064 !TREE_STATIC VAR_DECLs.
10065 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
10066 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
10067 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
10068 DECL_BY_REFERENCE is valid.
10069 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
10070 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
10071 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
10072 Copy DECL_BY_REFERENCE.
10073 (struct nesting_copy_body_data): New type.
10074 (nesting_copy_decl): New function.
10075 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
10076 if they have variable length.
10078 2009-04-26 Michael Matz <matz@suse.de>
10080 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
10081 mark new temporaries for renaming.
10083 2009-04-26 Joseph Myers <joseph@codesourcery.com>
10086 * c-decl.c (global_bindings_p): Return negative value.
10087 (c_variable_size): New. Based on variable_size from
10089 (grokdeclarator): Call c_variable_size not variable_size.
10091 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
10093 * config/i386/i386.c (print_operand) ['z']: Fix typo.
10095 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
10097 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
10098 Redefine it to just use mingw/include.
10099 (ASM_SPEC): Rules for -m32 and -m64.
10100 (LINK_SPEC): Use Likewise.
10101 (SPEC_32): New define.
10102 (SPEC_64): Likewise.
10103 (SUB_LINK_SPEC): Likewise.
10104 (MULTILIB_DEFAULTS): New define.
10105 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
10106 Add multilib options.
10107 (MULTILIB_DIRNAMES): Likewise.
10108 (MULTILIB_OSDIRNAMES): Likewise.
10109 (LIBGCC): Likewise.
10110 (INSTALL_LIBGCC): Likewise.
10112 2009-04-26 Joseph Myers <joseph@codesourcery.com>
10115 * c-tree.h (enum c_inline_static_type): New.
10116 (record_inline_static): Declare.
10117 * c-decl.c (struct c_inline_static, c_inline_statics,
10118 record_inline_static, check_inline_statics): New.
10119 (pop_file_scope): Call check_inline_statics.
10120 (start_decl): Call record_inline_static instead of pedwarning
10121 directly for static in inline function.
10122 * c-typeck.c (build_external_ref): Call record_inline_static
10123 instead of pedwarning directly for static referenced in inline
10126 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
10128 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
10129 not new but only being rescanned.
10130 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
10131 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
10132 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
10133 record_set_info, compute_set, grealloc): Remove.
10134 (recompute_all_luids): New function.
10135 (gcse_main): Don't compute sets, and don't do related memory
10136 allocations/free-ing. If something changed before the end of the
10137 pass, update LUIDs using recompute_all_luids.
10138 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
10139 (free_gcse_mem): Don't free it either.
10140 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
10141 Use the df insn LUIDs.
10142 (load_killed_in_block): Likewise.
10143 (compute_hash_table_work): Don't compute reg_set_in_block.
10144 (compute_transp): Use DF_REG_DEF_CHAINs.
10145 (local_cprop_pass): Don't use compute_sets and related functions.
10146 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
10147 Use get_max_uid() instead of max_cuid.
10148 (insert_insn_end_basic_block, pre_insert_copy_insn,
10149 update_ld_motion_stores): Don't try to
10150 keep reg_set tables up to date.
10151 (pre_insert_copies): Use df insn LUIDs.
10152 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
10153 (reg_set_info): Don't use extra bitmap argument.
10154 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
10155 information to compute regs_set_in_block.
10156 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
10157 (bypass_jumps): Don't use compute_sets and friends.
10159 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10162 * opts.c (undocumented_msg): Do not leave blank even with
10165 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10167 * c-decl.c (build_enumerator): Allow values folding to integer
10168 constants but not integer constant expressions with a pedwarn if
10171 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10174 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
10175 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
10176 type is an integer constant.
10178 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
10181 * config/i386/i386.c (print_operand) ['z']: Revert handling of
10184 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10187 * c-decl.c (grokdeclarator): Diagnose declarations of functions
10188 with variably modified return type and no storage class
10189 specifiers, except for the case of nested functions. Distinguish
10190 extern declarations of functions with variably modified return
10191 types from those of objects with variably modified types.
10193 2009-04-25 Jan Hubicka <jh@suse.cz>
10195 * tree.c (list_equal_p): New function.
10196 * tree.h (list_equal_p): Declare.
10197 * coretypes.h (edge_def, edge, const_edge, basic_block_def
10198 basic_block_def, basic_block, const_basic_block): New.
10199 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
10200 (redirect_eh_edge): New function.
10201 (make_eh_edge_update_phi): EH edges are not abnormal.
10202 * except.c: Include tree-flow.h.
10203 (list_match): New function.
10204 (eh_region_replaceable_by_p): New function.
10205 (replace_region): New function.
10206 (hash_type_list): New function.
10207 (hash_eh_region): New function.
10208 (eh_regions_equal_p): New function.
10209 (merge_peers): New function.
10210 (remove_unreachable_regions): Verify EH tree when checking;
10212 (copy_eh_region_1): New function.
10213 (copy_eh_region): New function.
10214 (push_reachable_handler): New function.
10215 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
10216 regions without label but with live RESX.
10217 * except.h (redirect_eh_edge_to_label): New.
10218 * tree-flow.h (redirect_eh_edge): New.
10219 * coretypes.h (edge_def, edge, const_edge, basic_block_def
10220 basic_block_def, basic_block, const_basic_block): Remove.
10221 * Makefile.in (except.o): Add dependency on tree-flow.h
10222 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
10223 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
10226 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
10229 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
10230 on the destination of memcpy.
10232 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
10234 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
10235 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
10236 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
10238 2009-04-25 Jan Hubicka <jh@suse.cz>
10240 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
10241 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
10242 to be reached by different label than left.
10243 (update_eh_edges): Update comment; remove edge_to_remove if possible
10244 and return true if suceeded.
10245 (cleanup_empty_eh): Accept sharing map; handle shared regions.
10246 (cleanup_eh): Compute sharing map.
10247 * except.c (remove_eh_handler_and_replace): Add argument if we should
10249 (remove_unreachable_regions): Update for label sharing.
10250 (label_to_region_map): Likewise.
10251 (get_next_region_sharing_label): New function.
10252 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
10254 (remove_eh_handler): Update.
10255 (remove_eh_region_and_replace_by_outer_of): New function.
10256 * except.h (struct eh_region): Add next_region_sharing_label.
10257 (remove_eh_region_and_replace_by_outer_of,
10258 get_next_region_sharing_label): Declare.
10259 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
10261 2009-04-25 Jan Hubicka <jh@suse.cz>
10263 * tree-cfg.c (split_critical_edges): Split also edges where we can't
10264 insert code even if they are not critical.
10266 2009-04-25 Jan Hubicka <jh@suse.cz>
10268 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
10269 (gimple_can_remove_branch_p): EH edges won't remove branch by
10271 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
10272 updating of non-abnormal EH edges.
10273 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
10274 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
10275 (split_critical_edges): Split also edges where emitting code on them
10276 will lead to splitting later.
10278 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
10279 H.J. Lu <hongjiu.lu@intel.com>
10282 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
10283 the configured assembler supports fildq and fistpq mnemonics.
10284 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
10285 * configure: Regenerated.
10286 * config.in: Ditto.
10288 * config/i386/i386.c (print_operand): Handle 'Z'.
10289 ['z']: Remove handling of special fild/fist suffixes.
10290 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
10291 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
10292 suffix of fild insn.
10293 (*floatsi<mode>2_vector_mixed): Ditto.
10294 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
10295 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
10296 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
10297 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
10298 * config/i386/gas.h (GAS_MNEMONICS): Remove.
10300 2009-04-25 Ben Elliston <bje@au.ibm.com>
10302 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
10303 the source of a set operation.
10305 2009-04-25 Anatoly Sokolov <aesok@post.ru>
10307 * target.h (struct gcc_target): Add case_values_threshold field.
10308 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
10309 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
10310 * targhooks.c (default_case_values_threshold): New function.
10311 * targhooks.h (default_case_values_threshold): Declare function.
10312 * stmt.c (expand_case): Use case_values_threshold target hook.
10313 * expr.h (case_values_threshold): Remove declartation.
10314 * expr.c (case_values_threshold): Remove function.
10315 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
10317 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
10318 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
10319 (avr_case_values_threshold): Declare as static.
10320 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
10322 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
10323 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
10324 (mn10300_case_values_threshold): New function.
10326 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
10328 * ira.c (setup_cover_and_important_classes): Add enum cast.
10330 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
10332 * genpreds.c (write_enum_constraint_num): Output definition of
10333 CONSTRAINT_NUM_DEFINED_P macro.
10334 * ira.c (setup_cover_and_important_classes): Use
10335 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
10337 2009-04-24 DJ Delorie <dj@redhat.com>
10339 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
10340 __SH2A_SINGLE_ONLY__ also.
10342 2009-04-24 Steve Ellcey <sje@cup.hp.com>
10344 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
10345 (movdf_internal): Ditto.
10346 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
10347 SFmode and DFmode constants.
10348 (ia64_print_operand): Add 'G' format for printing
10349 floating point constants.
10351 2009-04-24 Richard Guenther <rguenther@suse.de>
10353 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
10354 from unsigned additions.
10356 2009-04-24 Joseph Myers <joseph@codesourcery.com>
10358 * c-typeck.c (set_init_index): Allow array designators that are
10359 not integer constant expressions with a pedwarn if pedantic.
10361 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
10363 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
10364 zero if no overlap in nonzero bits between the operands.
10366 2009-04-24 Ian Lance Taylor <iant@google.com>
10368 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
10369 (record_dead_and_set_regs): Likewise.
10370 * df.h (struct df_mw_hardreg): Change flags field to int.
10371 (struct df_base_ref): Likewise.
10372 (struct df): Change changeable_flags field to int.
10373 * df-scan.c (df_defs_record): Change clobber_flags to int.
10374 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
10375 constants rather than #define macros.
10376 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
10377 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
10378 (enum dwarf_calling_convention): Likewise.
10379 (enum dwarf_line_number_x_ops): Likewise.
10380 (enum dwarf_call_frame_info): Likewise.
10381 (enum dwarf_source_language): Likewise.
10382 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
10383 (add_calling_convention_attribute): Likewise.
10384 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
10385 (combine_comparisons): Change compcode to int. Add cast to enum type.
10386 * genrecog.c (maybe_both_true_2): Change c to int.
10387 (write_switch): Likewise. Add cast to enum type.
10388 * gimplify.c (gimplify_omp_for): Handle return values from
10389 gimplify_expr using MIN rather than bitwise or.
10390 (gimplify_expr): Add cast to enum type.
10391 * ipa-prop.c (update_jump_functions_after_inlining): Change
10392 IPA_BOTTOM to IPA_JF_UNKNOWN.
10393 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
10394 Add casts to enum type.
10395 (setup_cover_and_important_classes): Change cl to int. Add casts
10397 (setup_class_translate): Change cl and mode to int.
10398 (ira_init_once): Change mode to int.
10399 (free_register_move_costs): Likewise.
10400 (setup_prohibited_mode_move_regs): Add casts to enum type.
10401 * langhooks.c (add_builtin_function_common): Rework assertion that
10402 value fits bitfield.
10403 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
10404 * omega.c (omega_do_elimination): Avoid math on enum types.
10405 * optabs.c (expand_vec_shift_expr): Remove casts to int.
10406 * opts.c (set_debug_level): Change 2 to enum constant. Use new
10407 int local to handle integral_argment value.
10408 * regmove.c (try_auto_increment): Change PUT_MODE to
10410 * reload.c (push_secondary_reload): Add casts to enum type.
10411 (secondary_reload_class, find_valid_class): Likewise.
10412 * reload1.c (emit_input_reload_insns): Likewise.
10413 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
10414 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
10415 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
10417 * tree.c (build_common_builtin_nodes): Add casts to enum type.
10418 * tree-complex.c (complex_lattice_t): Typedef to int rather than
10420 (expand_complex_libcall): Add casts to enum type.
10421 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
10422 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
10423 with ERROR_MARK, not NUM_TREE_CODES.
10424 (vect_create_epilog_for_reduction): Likewise.
10425 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
10426 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
10427 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
10429 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
10430 vect_unused_in_loop. Change 0 to loop_vect.
10431 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
10432 * var-tracking.c (get_init_value): Change return type to enum
10434 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
10435 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
10437 (arm_override_options): Add casts to enum type.
10438 (arm_emit_tls_decoration): Likewise.
10439 * config/i386/i386.c (ix86_function_specific_restore): Add casts
10441 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
10442 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
10443 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
10445 * config/s390/s390.c (code_for_builtin_64): Change to array of
10447 (code_for_builtin_31): Likewise.
10448 (s390_expand_builtin): Change code_for_builtin to enum insn_code
10450 * config/sparc/sparc.c (sparc_override_options): Change value
10451 field in struct code_model to enum cmodel. In initializer change
10452 0 to NULL and add cast to enum type.
10454 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
10455 Change all callers. Issue a -Wc++-compat warning using
10456 lhs_origtype if necessary.
10457 (convert_for_assignment): Issue -Wc++-compat warnings about
10458 invalid conversions to enum type on assignment.
10459 * c-common.h (build_modify_expr): Update declaration.
10461 2009-04-24 Nick Clifton <nickc@redhat.com>
10463 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
10464 (function_arg_advance): Likewise.
10465 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
10468 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
10470 * config/s390/constraints.md ('I', 'J'): Fix condition.
10472 2009-04-24 Diego Novillo <dnovillo@google.com>
10474 * gengtype-parse.c (parse_error): Add newline after message.
10476 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
10478 * config/i386/sse.md (avxmodesuffixs): Removed.
10479 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
10480 (*avx_pinsr<ssevecsize>): This.
10482 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
10484 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
10485 follow chains of regs with a single definition, and allow expressions
10486 that are function_invariant_p.
10487 (simple_rhs_p): Allow expressions that are function_invariant_p.
10489 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
10491 PR middle-end/39867
10492 * fold-const.c (fold_cond_expr_with_comparison): When folding
10493 > and >= to MAX, make sure the MAX uses the same type as the
10494 comparison's operands.
10496 2009-04-24 Nick Clifton <nickc@redhat.com>
10498 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
10499 addressing for DImode accesses.
10500 (frv_print_operand_address): Handle PLUS case.
10501 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
10503 2009-04-24 Jakub Jelinek <jakub@redhat.com>
10505 PR rtl-optimization/39794
10506 * alias.c (canon_true_dependence): Add x_addr argument.
10507 * rtl.h (canon_true_dependence): Adjust prototype.
10508 * cse.c (check_dependence): Adjust canon_true_dependence callers.
10509 * cselib.c (cselib_invalidate_mem): Likewise.
10510 * gcse.c (compute_transp): Likewise.
10511 * dse.c (scan_reads_nospill): Likewise.
10512 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
10513 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
10514 canon_base_addr of the group, plus optional offset.
10515 (struct group_info): Rename canon_base_mem to
10517 (get_group_info): Set canon_base_addr to canon_rtx of base, not
10518 canon_rtx of base_mem.
10520 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
10522 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
10523 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
10525 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10527 * config/spu/spu-builtins.h: Delete file.
10529 * config/spu/spu.h (enum spu_builtin_type): Move here from
10531 (struct spu_builtin_description): Likewise. Add GTY marker.
10532 Do not use enum spu_function_code or enum insn_code.
10533 (spu_builtins): Add extern declaration.
10535 * config/spu/spu.c: Do not include "spu-builtins.h".
10536 (enum spu_function_code, enum spu_builtin_type_index,
10537 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
10538 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
10539 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
10540 unsigned_V2DI_type_node): Move here from spu-builtins.h.
10541 (spu_builtin_types): Make static. Add GTY marker.
10542 (spu_builtins): Add extern declaration with GTY marker.
10543 Include "gt-spu.h".
10545 * config/spu/spu-c.c: Do not include "spu-builtins.h".
10546 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
10547 Check programmatically whether all parameters are scalar.
10549 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
10551 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
10553 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
10554 assignment from the constructor either if the target is volatile.
10556 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
10558 * config/arm/arm.md (insv): Do not share operands[0].
10560 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
10562 * config/vxlib-tls.c (active_tls_threads): Delete.
10563 (delete_hook_installed): New.
10564 (tls_delete_hook): Don't delete the delete hook.
10565 (tls_destructor): Delete it here.
10566 (__gthread_set_specific): Adjust installing the delete hook.
10567 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
10568 __gthread_leave_tsd_dtor_context.
10570 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
10572 * c-format.c (gcc_tdiag_char_table): Add support for %E.
10574 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
10576 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
10578 (alpha_rtx_costs): Ditto.
10579 (emit_unlikely_jump): Use add_reg_note.
10580 (emit_frame_store_1): Ditto.
10581 (alpha_expand_prologue): Ditto.
10582 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
10583 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
10585 2009-04-23 Nick Clifton <nickc@redhat.com>
10587 * config/v850/v850.md (epilogue): Remove suppressed code.
10588 (return): Rename to return_simple and remove test of frame size.
10589 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
10590 to gen_return_simple.
10592 2009-04-22 Jing Yu <jingyu@google.com>
10595 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
10597 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
10600 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
10601 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
10602 value is a VECTOR_CST, the element type is the element type of the
10605 2009-04-22 DJ Delorie <dj@redhat.com>
10607 * config/m32c/m32c.h: Update GTY annotations to new syntax.
10609 2009-04-22 Jakub Jelinek <jakub@redhat.com>
10611 * alias.c (find_base_term): Move around LO_SUM case, so that
10612 CONST falls through into PLUS/MINUS handling.
10615 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
10616 into 0, use omit_one_operand.
10618 2009-04-23 Ben Elliston <bje@au.ibm.com>
10620 * config/rs6000/linux-unwind.h (get_regs): Remove type
10621 puns. Change the type of `pc' to an array of unsigned ints and
10622 update all users. Constify frame24.
10624 2009-04-22 DJ Delorie <dj@redhat.com>
10626 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
10627 declarations before code.
10628 (current_function_special_page_vector): Likewise.
10629 (m32c_expand_insv): Silence a warning.
10631 2009-04-21 Taras Glek <tglek@mozilla.com>
10633 * alias.c: Update GTY annotations to new syntax.
10634 * basic-block.h: Likewise.
10635 * bitmap.h: Likewise.
10636 * c-common.h: Likewise.
10637 * c-decl.c: Likewise.
10638 * c-parser.c: Likewise.
10639 * c-pragma.c: Likewise.
10640 * c-tree.h: Likewise.
10641 * cfgloop.h: Likewise.
10642 * cgraph.h: Likewise.
10643 * config/alpha/alpha.c: Likewise.
10644 * config/arm/arm.h: Likewise.
10645 * config/avr/avr.h: Likewise.
10646 * config/bfin/bfin.c: Likewise.
10647 * config/cris/cris.c: Likewise.
10648 * config/darwin.c: Likewise.
10649 * config/frv/frv.c: Likewise.
10650 * config/i386/i386.c: Likewise.
10651 * config/i386/i386.h: Likewise.
10652 * config/i386/winnt.c: Likewise.
10653 * config/ia64/ia64.h: Likewise.
10654 * config/iq2000/iq2000.c: Likewise.
10655 * config/mips/mips.c: Likewise.
10656 * config/mmix/mmix.h: Likewise.
10657 * config/pa/pa.c: Likewise.
10658 * config/pa/pa.h: Likewise.
10659 * config/rs6000/rs6000.c: Likewise.
10660 * config/s390/s390.c: Likewise.
10661 * config/sparc/sparc.c: Likewise.
10662 * config/xtensa/xtensa.c: Likewise.
10663 * cselib.h: Likewise.
10664 * dbxout.c: Likewise.
10665 * dwarf2out.c: Likewise.
10666 * except.c: Likewise.
10667 * except.h: Likewise.
10668 * fixed-value.h: Likewise.
10669 * function.c: Likewise.
10670 * function.h: Likewise.
10671 * gimple.h: Likewise.
10672 * integrate.c: Likewise.
10673 * optabs.c: Likewise.
10674 * output.h: Likewise.
10675 * real.h: Likewise.
10677 * stringpool.c: Likewise.
10678 * tree-data-ref.c: Likewise.
10679 * tree-flow.h: Likewise.
10680 * tree-scalar-evolution.c: Likewise.
10681 * tree-ssa-address.c: Likewise.
10682 * tree-ssa-alias.h: Likewise.
10683 * tree-ssa-operands.h: Likewise.
10684 * tree.c: Likewise.
10685 * tree.h: Likewise.
10686 * varasm.c: Likewise.
10687 * varray.h: Likewise.
10689 * coretypes.h: Do not define GTY macro if it is already defined.
10690 * doc/gty.texi: Update GTY documentation to new syntax.
10691 * gengtype-lex.l: Enforce attribute-like syntax for GTY
10692 annotations on structs.
10693 * gengtype-parse.c: Likewise.
10695 2009-04-22 Mark Heffernan <meheff@google.com>
10697 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
10699 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
10701 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
10704 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
10706 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
10707 the same as a PLUS without a shift. Increase the cost of a
10710 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10712 * Makefile.in: Update dependencies.
10713 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
10714 * errors.h: Remove bogus comment about compatibility.
10715 (warning): Update declaration.
10716 * genautomata.c: Update all calls to warning.
10717 * gimple.c: Do not include errors.h. Include toplev.h.
10718 * tree-ssa-structalias.c: Do not include errors.h.
10719 * omega.c: Likewise.
10720 * tree-ssa-reassoc.c: Likewise.
10721 * config/spu/spu-c.c: Likewise.
10722 * config/spu/t-spu-elf: Update dependencies.
10724 2009-04-22 Richard Guenther <rguenther@suse.de>
10726 PR tree-optimization/39824
10727 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
10728 make sure the types are compatible.
10730 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10733 * c-common.c (c_parse_error): Take a token_flags parameter.
10734 Use token_type for the token type instead.
10735 Pass token_flags to cpp_type2name.
10736 * c-common.h (c_parse_error): Update declaration.
10737 * c-parser.c (c_parser_error): Pass 0 as token flags.
10739 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
10741 PR rtl-optimization/39580
10742 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
10744 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10746 * function.c (expand_function_end): Do not emit a jump to the "naked"
10747 return label for fall-through returns.
10748 * except.c (sjlj_emit_function_exit): Always place the call to the
10749 unregister function at the location installed by expand_function_end.
10751 2009-04-22 Richard Guenther <rguenther@suse.de>
10753 PR tree-optimization/39845
10754 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
10755 (gen_inbound_check): Likewise.
10757 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
10759 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
10761 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
10762 * config/vxlib.c (__gthread_once): Add race guard for PPC.
10764 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
10766 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
10767 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
10768 shift counts to avoid out-of-bounds array accesses.
10770 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
10772 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
10773 (Pmode): Move above.
10775 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
10777 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
10778 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
10779 GET_CODE macro. Use IN_RANGE macro where appropriate.
10780 * config/alpha/alpha.h: Ditto.
10781 * config/alpha/alpha.md: Ditto.
10782 * config/alpha/constraints.md: Ditto.
10783 * config/alpha/predicates.md: Ditto.
10785 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
10787 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
10788 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10789 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10790 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10791 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10792 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10793 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10794 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10795 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10796 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10797 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10798 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10799 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10800 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10801 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10802 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10803 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10804 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10805 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10806 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10807 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10808 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10809 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10810 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10811 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10812 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10813 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10815 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
10817 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
10818 references from comments.
10819 * cfgbuild.c: (count_basic_blocks): Delete.
10820 (find_basic_blocks_1): Delete.
10821 (find_basic_blocks): Delete.
10822 * except.c (finish_eh_generation): Make static. Move comment from
10823 except.h here. Remove find_basic_blocks references from comments.
10824 * except.h (finish_eh_generation): Delete.
10825 * basic-block.h (find_basic_blocks): Delete.
10826 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
10828 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
10830 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
10831 (sdbout_parms): Likewise.
10833 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
10835 * config/sh/sh.c (prepare_cbranch_operands): Use
10836 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
10837 (expand_cbranchdi4): Likewise.
10838 (from_compare): Add cast to enum type.
10839 (expand_cbranchsi4): Use add_reg_note.
10840 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
10841 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
10842 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
10843 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
10844 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
10845 instead of CODE_FOR_nothing.
10846 (cbranchdi4): Likewise. Fix the order of arguments for
10848 (push_fpscr): Use add_reg_note.
10849 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
10850 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
10852 2009-04-21 Joseph Myers <joseph@codesourcery.com>
10854 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
10855 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
10856 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
10857 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
10858 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
10859 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
10860 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
10861 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
10862 config/alpha/x-vms, config/arc/t-arc,
10863 config/arm/README-interworking, config/arm/arm-c.c,
10864 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
10865 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
10866 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
10867 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
10868 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
10869 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
10870 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
10871 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
10872 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
10873 config/cris/t-elfmulti, config/crx/t-crx,
10874 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
10875 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
10876 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
10877 config/h8300/t-h8300, config/i386/athlon.md,
10878 config/i386/darwin-libgcc.10.4.ver,
10879 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
10880 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
10881 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
10882 config/i386/t-linux64, config/i386/t-nwld,
10883 config/i386/t-rtems-i386, config/i386/t-sol2-10,
10884 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
10885 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
10886 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
10887 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
10888 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
10889 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
10890 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
10891 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
10892 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
10893 config/m68k/t-uclinux, config/mcore/t-mcore,
10894 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
10895 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
10896 config/mips/crtn.asm, config/mips/irix-crti.asm,
10897 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
10898 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
10899 config/mips/mips-fixed.md, config/mips/sb1.md,
10900 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
10901 config/mips/t-iris6, config/mips/t-isa3264,
10902 config/mips/t-libgcc-mips16, config/mips/t-linux64,
10903 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
10904 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
10905 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
10906 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
10907 config/mn10300/t-linux, config/mn10300/t-mn10300,
10908 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
10909 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
10910 config/picochip/libgccExtras/clzsi2.asm,
10911 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
10912 config/rs6000/darwin-libgcc.10.4.ver,
10913 config/rs6000/darwin-libgcc.10.5.ver,
10914 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
10915 config/rs6000/t-aix43, config/rs6000/t-aix52,
10916 config/rs6000/t-darwin, config/rs6000/t-fprules,
10917 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
10918 config/rs6000/t-lynx, config/rs6000/t-netbsd,
10919 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
10920 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
10921 config/rs6000/t-rtems, config/rs6000/t-spe,
10922 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
10923 config/score/t-score-elf, config/sh/divcost-analysis,
10924 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
10925 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
10926 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
10927 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
10928 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
10929 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
10930 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
10931 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
10932 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
10933 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
10934 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
10935 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
10936 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
10937 limitx.h, version.c, xcoff.h: Add copyright and license notices.
10938 * config/h8300/genmova.sh: Include copyright and license notices
10939 in generated output.
10940 * config/h8300/mova.md: Regenerate.
10941 * doc/install.texi2html: Include word "Copyright" in copyright
10942 notice and use name "Free Software Foundation, Inc.".
10943 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
10944 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
10945 ChangeLog-2007, ChangeLog-2008: Correct dates.
10947 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
10949 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
10950 NE_EXPR operations as well.
10951 * c-parser.c (c_parser_condition): Do not set location information on
10953 (c_parser_conditional_expression): Likewise.
10954 (c_parser_binary_expression): Set location information on operators.
10955 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
10956 TRUTH_NOT_EXPR has been folded.
10957 * fold-const.c (fold_truth_not_expr): Copy location information from
10958 the incoming expression to the outgoing one.
10959 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
10960 recursive calls on the LHS of the operator but pass that of the
10961 operator to recursive calls on the RHS of the operator. Set it
10963 (shortcut_cond_expr): Set the locus of the operator on the second
10964 COND_EXPR and that of the expression on the first in degenerate cases.
10965 Pass the locus of the expression to calls to shortcut_cond_r.
10966 Set the locus of the 'then' block on the associated jump, if any.
10967 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
10968 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
10969 expression to call to gimplify_boolean_expr.
10971 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
10973 * config.gcc: Add additional configuration for
10974 i686-w64-mingw* and x86_64-w64-mingw* triplet.
10975 * config/i386/mingw-w64.h: New mingw-w64 specific header.
10976 (CPP_SPEC): Redefine for allowing -municode option.
10977 (STARTFILE_SPEC): Likewise.
10978 * config/i386/t-mingw-w64: New.
10979 * config/i386/mingw-w64.opt: New.
10980 (municode): Add new target option.
10981 * doc/invoke.texi (municode): Add documentation for new option.
10983 2009-04-21 Ian Lance Taylor <iant@google.com>
10985 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10986 Correct test for number of arguments.
10987 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
10989 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
10991 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
10992 argument of emit_library_call.
10994 2009-04-21 Richard Guenther <rguenther@suse.de>
10996 PR middle-end/39829
10997 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
10998 inside VIEW_CONVERT_EXPRs.
11000 2009-04-21 Martin Jambor <mjambor@suse.cz>
11002 * tree-switch-conversion.c (build_constructors): Split a long line.
11003 (constructor_contains_same_values_p): New function.
11004 (build_one_array): Create assigns of constants if possible, do not
11005 call mark_sym_for_renaming, call update_stmt.
11006 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
11007 make_rename_temp. Do not call mark_symbols_for_renaming, call
11009 (gen_def_assigns): Do not call mark_symbols_for_renaming or
11010 find_new_referenced_vars, call update_stmt.
11011 (gen_inbound_check): Use create_tmp_var and create ssa names manually
11012 instead of calling make_rename_temp. Do not call
11013 find_new_referenced_vars or mark_symbols_for_renaming, call
11016 2009-04-21 Richard Guenther <rguenther@suse.de>
11018 PR tree-optimization/39827
11019 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
11020 (tree_ssa_phiprop): Pass the correct array size.
11022 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
11024 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
11026 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
11029 * c-typeck.c (lvalue_p): Move declaration ...
11030 * c-common.h (lvalue_p): ... to here.
11031 * c-common.c (candidate_equal_p): New.
11032 (add_tlist): Use it.
11033 (merge_tlist): Use it.
11034 (warn_for_collisions_1): Likewise.
11035 (warning_candidate_p): Accept more candidates.
11036 (verify_tree): A warning candidate can be an expression. Use
11039 2009-04-21 Ben Elliston <bje@au.ibm.com>
11042 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
11043 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
11044 options. Remove -mcall-solaris documentation.
11046 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11049 * doc/invoke.texi (-Wlong-long): Update description.
11050 * c-lex (interpret_integer): Only warn if there was no previous
11051 overflow and -Wlong-long is enabled.
11052 * c-decl.c (declspecs_add_type): Drop redundant flags.
11053 * c.opt (Wlong-long): Init to -1.
11054 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
11055 and front-end warn_long_long. Wlong-long only depends on other
11056 flags if it is uninitialized.
11057 * c-parser.c (disable_extension_diagnostics): warn_long_long is
11058 the same for CPP and FE.
11059 (restore_extension_diagnostics): Likewise.
11061 2009-04-20 Ian Lance Taylor <iant@google.com>
11063 Fix enum conversions which are invalid in C++:
11064 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
11065 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
11066 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
11067 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
11068 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
11069 (dbxout_parms): Likewise.
11070 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
11071 (df_clear_flags): Likewise.
11072 * df-problems.c (df_rd_bb_local_compute_process_def): Change
11073 top_flag parameter to int.
11074 (df_chain_create_bb_process_use): Likewise.
11075 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
11077 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
11078 (df_ref_create_structure, df_def_record_1): Likewise.
11079 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
11080 (df_notes_rescan): Change 0 to VOIDmode in function call.
11081 (df_get_call_refs, df_insn_refs_collect): Likewise.
11082 (df_bb_regs_collect): Likewise.
11083 (df_entry_block_defs_collect): Likewise.
11084 (df_exit_block_uses_collect): Likewise.
11085 * df.h: Update declarations.
11086 * double-int.c (double_int_divmod): Add cast to enum type.
11087 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
11088 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
11089 (based_loc_descr): Likewise.
11090 (loc_descriptor_from_tree_1): Change first_op and second_op to
11091 enum dwarf_location_atom. Add cast to enum type.
11092 * expmed.c (init_expmed): Change 0 to SET in function call.
11093 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
11094 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
11095 (do_store_flag): Likewise.
11096 * fixed-value.h (struct fixed_value): Change mode to enum
11098 * function.c (assign_parms): Change 0 to VOIDmode in function call.
11099 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
11101 (insert_insn_decl, insert_decl, insert_state): Likewise.
11102 (automata_list_finish): Likewise.
11103 * genrecog.c (process_define_predicate): Add cast to enum type.
11104 * gensupport.c (init_predicate_table): Add cast to enum type.
11105 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
11107 (gimple_build_call_1, gimple_build_label): Likewise.
11108 (gimple_build_goto, gimple_build_asm_1): Likewise.
11109 (gimple_build_switch_1, gimple_build_cdt): Likewise.
11110 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
11111 (enum fallback): Rename from enum fallback_t.
11112 (fallback_t): Typedef as int.
11113 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
11114 GSI_SAME_STMT in function call.
11115 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
11117 (setup_reg_class_relations): Likewise.
11118 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
11119 (setup_prohibited_class_mode_regs): Add cast to enum type.
11120 (setup_prohibited_mode_move_regs): Likewise.
11121 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
11122 (record_address_regs): Change i to enum reg_class.
11123 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
11124 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
11125 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
11126 (GET_MODE_2XWIDER_MODE): Likewise.
11127 (GET_CLASS_NARROWEST_MODE): Likewise.
11128 * omp-low.c (expand_omp_for): Add cast to enum type.
11129 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
11130 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
11131 * postreload.c (reload_cse_simplify_operands): Change rclass local
11133 * predict.c (combine_predictions_for_insn): Change best_predictor
11134 and predictor to enum br_predictor.
11135 (combine_predictions_for_bb): Likewise.
11136 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
11137 use SET_PREDICT_EXPR_OUTCOME.
11138 * real.c (real_arithmetic): Change icode to code in function call.
11139 * reginfo.c (init_move_cost): Add casts to enum type.
11140 (init_reg_sets_1, init_fake_stack_mems): Likewise.
11141 * regmove.c (regclass_compatible_p): Change class0 and class1 to
11143 * reload.c (find_valid_class): Add casts to enum type.
11144 (push_reload): Change 0 to NO_REGS in function call.
11145 (find_reloads): Change this_alternative to array of enum
11146 reg_class. Remove some now-unnecessary casts.
11147 (make_memloc): Change 0 to VOIDmode in function call.
11148 * reload1.c (reload): Change 0 to VOIDmode in function call.
11149 (eliminate_regs_1, elimination_effects): Likewise.
11150 (eliminate_regs_in_insn): Likewise.
11151 (emit_input_reload_insns): Add cast to enum type.
11152 (delete_output_reload): Change 0 to VOIDmode in function call.
11153 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
11154 to enum type in function call.
11155 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
11156 (SET_PREDICT_EXPR_OUTCOME): Define.
11157 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
11158 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
11159 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
11160 (dump_function): Likewise.
11161 * tree-dump.h: Update declarations.
11162 * tree-pass.h: Update declarations.
11163 * varasm.c (assemble_integer): Change mclass to enum mode_class.
11164 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
11166 (arm_rtx_costs_1): Correct parenthesization.
11167 (arm_rtx_costs): Add casts to enum type.
11168 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
11169 (vfp_emit_fstmd): Use add_rg_note.
11170 (emit_multi_reg_push, emit_sfm): Likewise.
11171 (thumb_set_frame_pointer): Likewise.
11172 (arm_expand_prologue): Likewise.
11173 (arm_regno_class): Change return type to enum reg_class.
11174 (thumb1_expand_prologue): Use add_reg_note.
11175 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
11176 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
11178 * config/arm/gentune.sh: Add cast to enum type.
11179 * config/arm/arm-tune.md: Rebuild.
11180 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
11181 (ix86_split_fp_branch, predict_jump): Likewise.
11182 (ix86_expand_multi_arg_builtin): Change sub_code from enum
11183 insn_code to enum rtx_code.
11184 (ix86_builtin_vectorized_function): Add cast to enum type.
11185 * config/i386/i386.md (truncdfsf2): Change slot to enum
11187 (truncxf<mode>2, isinf<mode>2): Likewise.
11188 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
11190 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
11191 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
11192 (insert_bundle_state): Change 1 to INSERT in function call.
11193 (ia64_add_bundle_selector_before): Likewise.
11194 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
11195 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
11196 (restore_stack_nonlocal): Likewise.
11197 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
11199 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
11201 (mips_rtx_costs): Likewise.
11202 (mips_override_options): Add casts to enum type.
11203 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
11205 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
11206 (store_reg, set_reg_plus_d): Likewise.
11207 (hppa_expand_prologue, hppa_profile_hook): Likewise.
11208 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
11210 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
11212 (emit_unlikely_jump): Use add_reg_note.
11213 (rs6000_emit_allocate_stack): Likewise.
11214 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
11215 (output_toc): Change 1 to INSERT in function call.
11216 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
11217 (rs6000_initialize_trampoline): Likewise.
11218 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
11220 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
11221 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
11222 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
11223 (save_gprs): Use add_reg_note.
11224 (s390_emit_prologue): Likewise.
11225 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
11226 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
11227 (sparc_fold_builtin): Add cast to enum type.
11228 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
11230 (spu_expand_prologue): Use add_reg_note.
11231 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
11233 2009-04-20 Ian Lance Taylor <iant@google.com>
11235 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
11236 (c_parser_postfix_expression_after_primary): Get VEC for list of
11237 arguments. Get original types of arguments. Call
11238 build_function_call_vec.
11239 (cached_expr_list_1, cached_expr_list_2): New static variables.
11240 (c_parser_expr_list): Change return type to VEC *. Add
11241 p_orig_types parameter. Change all callers.
11242 (c_parser_release_expr): New static function.
11243 (c_parser_vec_to_tree_list): New static function.
11244 * c-typeck.c (build_function_call): Rewrite to build a VEC and
11245 call build_function_call_vec.
11246 (build_function_call_vec): New function, based on old
11247 build_function_call.
11248 (convert_arguments): Remove nargs and argarray parameters. Change
11249 values to a VEC. Add origtypes parameter.
11250 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
11251 (convert_for_assignment): Add origtype parameter. Change all
11252 callers. If warn_cxx_compat, check for conversion to an enum
11253 type when calling a function.
11254 (store_init_value): Add origtype parameter. Change all callers.
11255 (digest_init): Likewise.
11256 (struct init_node): Add origtype field.
11257 (add_pending_init): Add origtype parameter. Change all callers.
11258 (output_init_element): Likewise.
11259 (output_pending_init_elements): Pass origtype from init_node to
11260 output_init_element.
11261 (process_init_element): Pass origtype from c_expr to
11262 output_init_element.
11263 (c_finish_return): Add origtype parameter. Change all callers.
11264 * c-common.c (sync_resolve_size): Change params to VEC *. Change
11266 (sync_resolve_params): Likewise.
11267 (sync_resolve_return): Change params to first_param. Change caller.
11268 (resolve_overloaded_builtins): Change params to VEC *. Change
11269 callers. Save first parameter around call to build_function_call_vec.
11270 * c-decl.c (finish_decl): Add origtype parameter. Change all
11271 callers. Call build_function_call_vec rather than
11272 build_function_call for cleanup.
11273 * c-tree.h: Update declarations.
11274 * c-common.h: Update declarations.
11275 * stub-objc.c (objc_rewrite_function_call): Change parameter from
11276 params to first_param.
11277 * target.h (struct gcc_target): Change resolve_overloaded_builtin
11278 params parameter from tree to void *.
11279 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11280 Change arglist parameter to have type void *, and to be a pointer
11282 * config/rs6000/rs6000-protos.h
11283 (altivec_resolve_overloaded_builtin): Update declaration.
11284 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
11285 fnargs parameter to have type void *, and to be a pointer to a
11286 VEC. Call build_function_call_vec instead of
11287 build_function_call.
11288 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
11290 2009-04-20 Joey Ye <joey.ye@intel.com>
11291 Xuepeng Guo <xuepeng.guo@intel.com>
11292 H.J. Lu <hongjiu.lu@intel.com>
11294 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
11296 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
11297 (IX86_LEA_PRIORITY): Likewise.
11298 (distance_non_agu_define): New function.
11299 (distance_agu_use): Likewise.
11300 (ix86_lea_for_add_ok): Likewise.
11301 (ix86_dep_by_shift_count): Likewise.
11303 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
11304 should split for LEA.
11306 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
11308 (ix86_dep_by_shift_count): Likewise.
11310 2009-04-20 Richard Guenther <rguenther@suse.de>
11312 * expr.c (handled_component_p): Move ...
11313 * tree.h (handled_component_p): ... here.
11314 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
11315 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
11316 and REALPART_EXPR to be in one group.
11318 2009-04-20 Richard Guenther <rguenther@suse.de>
11320 * basic-block.h (get_all_dominated_blocks): Declare.
11321 * dominance.c (get_all_dominated_blocks): New function.
11322 * tree-cfg.c (get_all_dominated_blocks): Remove.
11323 (remove_edge_and_dominated_blocks): Adjust.
11324 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
11325 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
11326 instead of recursing.
11328 2009-04-20 Doug Kwan <dougkwan@google.com>
11330 * cgraph.h (cgraph_node_ptr): New type for vector functions.
11331 (struct cgraph_node_set_def): New type.
11332 (cgraph_node_set) New type. Also declare vector functions.
11333 (struct cgraph_node_set_element_def): New type.
11334 (cgraph_node_set_element): Ditto.
11335 (cgraph_node_set_iterator): New iterator type.
11336 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
11337 cgraph_node_set_remove, dump_cgraph_node_set,
11338 debug_cgraph_node_set): New prototypes.
11339 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
11340 cgraph_node_set_size): New inlines.
11341 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
11342 including cgraph.h.
11343 (struct ipa_opt_pass): Add struct cgraph_node_set_def
11344 argument to function 'write_summary'.
11345 * ipa.c: Include ggc.h.
11346 (hash_cgraph_node_set_element,
11347 eq_cgraph_node_set_element, cgraph_node_set_new,
11348 cgraph_node_set_add, cgraph_node_set_remove,
11349 cgraph_node_set_find, dump_cgraph_node_set,
11350 debug_cgraph_node_set): New functions.
11351 * Makefile.in (ipa.o): Add dependency on GGC_H.
11353 2009-04-20 Ira Rosen <irar@il.ibm.com>
11355 PR tree-optimization/39675
11356 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
11357 check of the return code of vect_schedule_slp. Check that
11358 stmt_vec_info still exists for the statement, before checking its
11359 vectorization type.
11361 2009-04-20 Michael Matz <matz@suse.de>
11363 * Makefile.in (generated_files): Take out $(simple_generated_c).
11365 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
11367 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
11368 (UINTPTR_TYPE): Likewise.
11370 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11373 * c-typeck.c (digest_init): Check for initializing an array with a
11376 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11379 * c-semantics.c (pop_stmt_list): Propagate
11380 STATEMENT_LIST_HAS_LABEL to parent statement list.
11382 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
11384 * config/mips/mips.h (mips_tune_attr): New macro.
11385 * config/mips/mips.md (cpu): Use it.
11387 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11390 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
11393 2009-04-19 Diego Novillo <dnovillo@google.com>
11395 * toplev.c (compile_file): Move call to coverage_finish ...
11396 * cgraphunit.c (ipa_passes): ... here.
11397 Call cgraph_process_new_functions.
11398 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
11399 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
11401 2009-04-19 Jan Hubicka <jh@suse.cz>
11403 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
11405 (dump_cgraph_node): Dump can throw external flag.
11406 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
11408 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
11412 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
11413 * common.opt (Wlogical-op): Move from here...
11414 * c.opt (Wlogical-op): ... to here.
11415 * c-typeck.c (parser_build_binary_op): Update call to
11416 warn_logical_operator.
11417 * c-opts.c (c_common_post_options): Enable warn_logical_op with
11419 * c-common.c (warn_logical_op): Update.
11420 * c-common.h (warn_logical_op): Update declaration.
11422 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
11424 * tree.c (protected_set_expr_location): Fix formatting.
11426 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11429 * c-typeck.c (readonly_warning): new.
11430 (build_unary_op, build_modify_expr): Use readonly_warning for
11431 storing into something readonly but not const-qualified.
11433 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11436 * c-typeck.c (build_unary_op): Check for taking address of
11437 expression of type void.
11439 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11442 * c-typeck.c (build_function_call): Check for calling a function
11443 with qualified void return types. Call require_complete_type when
11446 2009-04-18 Jan Hubicka <jh@suse.cz>
11448 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
11450 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
11451 can_throw_external flag.
11452 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
11453 * ipa-pure-const.c (ignore_edge): New function.
11454 (propagate): Compute order for NOTHROW computation; set NOTHROWs
11455 only over can_throw_external edges.
11456 (local_pure_const): Add nothrow flag.
11457 * ipa-utils.c (searchc): Add ignore_edge callback.
11458 (ipa_utils_reduced_inorder): Add ignore_edge callback.
11459 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
11460 (set_nothrow_function_flags): Update cgraph.
11461 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
11463 2009-04-18 Richard Guenther <rguenther@suse.de>
11465 PR middle-end/39804
11466 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
11467 (fold_stmt): ... this and ...
11468 (fold_stmt_inplace): ... this.
11469 (fold_stmt_1): Fold references in calls and asms.
11470 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
11472 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11474 * tree-vrp.c (ssa_name_nonzero_p): Remove.
11475 * tree.h: Remove the prototype for ssa_name_nonzero_p.
11477 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11479 * tree.c (function_args_count): Remove.
11480 * tree.h: Remove the prototype for function_args_count.
11482 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11484 * tree-iterator.c (expr_only): Remove.
11485 * tree.h: Remove the prototype for expr_only.
11487 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11489 * reginfo.c (cannot_change_mode_set_regs): Remove.
11490 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
11492 2009-04-08 Anatoly Sokolov <aesok@post.ru>
11494 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
11495 whether operands 0 and 1 overlaps.
11497 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
11499 PR middle-end/36902
11500 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
11501 pointer. Use warning_at instead of warning.
11502 (search_for_addr_array): Likewise.
11503 (check_array_bounds): Likewise.
11504 (check_all_array_refs): Check that the incoming edge is not in the
11505 list of edges to be removed.
11506 (check_all_array_refs): Avoid the temporal pointer.
11507 (vrp_visit_cond_stmt): Fix typo.
11508 (simplify_switch_using_ranges): Handle the case where the switch
11509 index is an integer constant.
11511 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
11513 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
11515 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11517 * doc/extend.texi, doc/invoke.texi: Fix typos.
11519 2009-04-17 Cary Coutant <ccoutant@google.com>
11521 * tree-flow-inline.h (get_lineno): Fix inverted test.
11523 2009-04-17 Diego Novillo <dnovillo@google.com>
11525 * tree-ssa-pre.c (create_expression_by_pieces): Remove
11526 assertion for AVAIL_OUT.
11528 2009-04-17 Mike Frysinger <vapier@gentoo.org>
11531 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
11532 * config/sh/linux-atomic.asm: Likewise.
11534 2009-04-17 Diego Novillo <dnovillo@google.com>
11536 * except.c (debug_eh_tree): New.
11537 (struct eh_region, struct eh_status): Move ...
11538 * except.h: ... here.
11539 (add_type_for_runtime): Declare extern.
11540 (lookup_type_for_runtime): Likewise.
11541 (debug_eh_tree): Declare.
11542 * Makefile.in (GTFILES): List except.h before except.c
11544 2009-04-17 Diego Novillo <dnovillo@google.com>
11546 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
11547 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
11548 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
11549 (find_vars_r): ... here.
11550 * tree-flow.h (find_referenced_vars_in): Declare.
11551 * tree-ssa-pre.c (create_expression_by_pieces): Assert
11552 that AVAIL_OUT exists for BLOCK.
11553 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
11554 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
11555 (tree-parloops.o): Likewise.
11557 2009-04-17 Simon Baldwin <simonb@google.com>
11559 * toplev.c (default_tree_printer): Add handling for %E format.
11561 2009-04-17 Diego Novillo <dnovillo@google.com>
11563 * tree-pretty-print.c (dump_generic_node): Add break after
11564 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
11565 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
11566 FUNCTION_TYPE together. Call print_struct_decl when printing
11567 structures and TDF_SLIM is not given.
11568 (print_struct_decl): Fix logic for detecting recursion.
11570 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
11573 * gcc.c (create_at_file): New.
11574 (compile_input_file_p): New.
11575 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
11576 * main.c (main): Update call to toplev_main.
11577 * toplev.c (toplev_main): Change signature. Call expandargv.
11578 * toplev.h (toplev_main): Change signature.
11580 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
11582 * dwarf2out.c (field_byte_offset): Use the type size as the field size
11583 if the latter is not constant.
11585 2009-04-17 David Edelsohn <edelsohn@gnu.org>
11587 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
11589 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
11591 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
11592 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
11594 2009-04-17 Richard Guenther <rguenther@suse.de>
11596 * tree-ssa-structalias.c (get_constraint_for_component_ref):
11597 Handle component references view-converting an invariant address.
11599 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
11601 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
11602 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
11603 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
11604 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
11605 Use @deftypevr rather than @deftypevar.
11607 2009-04-17 Richard Guenther <rguenther@suse.de>
11609 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
11610 (get_prop_source_stmt): Likewise.
11611 (can_propagate_from): Likewise.
11613 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
11615 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
11616 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
11617 (--with-multilib-list): Add default value.
11618 * configure: Regenerate.
11619 * Makefile.in (TM_ENDIAN_CONFIG): Define.
11620 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
11621 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
11622 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
11623 Don't add default cpu to multilib list unnecessarily, but do enable
11624 the relevant compiler option..
11625 Add support for --with-multilib-list=<blank> and
11626 --with-multilib-list=!<somelib> to supress unwanted multilibs.
11627 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
11628 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
11629 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
11630 TM_MULTILIB_CONFIG.
11631 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
11632 (MULTILIB_OSDIRNAMES): New variable.
11633 * config/sh/t-1e: Delete file.
11634 * config/sh/t-mlib-sh1: Delete file.
11635 * config/sh/t-mlib-sh2: Delete file.
11636 * config/sh/t-mlib-sh2a: Delete file.
11637 * config/sh/t-mlib-sh2a-nofpu: Delete file.
11638 * config/sh/t-mlib-sh2a-single: Delete file.
11639 * config/sh/t-mlib-sh2a-single-only: Delete file.
11640 * config/sh/t-mlib-sh2e: Delete file.
11641 * config/sh/t-mlib-sh3e: Delete file.
11642 * config/sh/t-mlib-sh4: Delete file.
11643 * config/sh/t-mlib-sh4-nofpu: Delete file.
11644 * config/sh/t-mlib-sh4-single: Delete file.
11645 * config/sh/t-mlib-sh4-single-only: Delete file.
11646 * config/sh/t-mlib-sh4a: Delete file.
11647 * config/sh/t-mlib-sh4a-nofpu: Delete file.
11648 * config/sh/t-mlib-sh4a-single: Delete file.
11649 * config/sh/t-mlib-sh4a-single-only: Delete file.
11650 * config/sh/t-mlib-sh4al: Delete file.
11651 * config/sh/t-mlib-sh5-32media: Delete file.
11652 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
11653 * config/sh/t-mlib-sh5-64media: Delete file.
11654 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
11655 * config/sh/t-mlib-sh5-compact: Delete file.
11656 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
11657 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
11658 * doc/install.texi (Options specification): Add
11659 --with-multilib-list and --with-endian.
11661 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
11663 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
11665 (OBJS-common): Add plugin-version.o.
11666 (plugin-version.o): New.
11667 * gcc-plugin.h (plugin_gcc_version): New.
11668 (plugin_default_version_check): New.
11669 (plugin_init_func, plugin_init): Add version argument.
11670 * plugin-version.c: New.
11671 * plugin.c (str_plugin_gcc_version_name): New.
11672 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
11673 pass it to the init function.
11674 (plugin_default_version_check): New.
11676 2009-04-17 Richard Guenther <rguenther@suse.de>
11678 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
11679 for decl-vs-decl disambiguation.
11681 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
11683 * config/s390/s390.h (s390_tune_attr): New macro definition.
11684 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
11686 2009-04-17 Richard Guenther <rguenther@suse.de>
11688 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
11689 (fold_stmt_r): Likewise.
11690 (maybe_fold_reference): New function.
11691 (fold_gimple_assign): Handle cases fold_stmt_r did.
11692 (fold_stmt): Do not use fold_stmt_r.
11693 (fold_stmt_inplace): Likewise.
11695 2009-04-17 Richard Guenther <rguenther@suse.de>
11697 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
11698 (record_equivalences_from_stmt): Remove useless checks and
11700 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
11701 the type is already suitable.
11703 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
11705 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
11707 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
11709 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
11710 (CMPtype): Define as __gcc_CMPtype.
11712 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
11714 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
11715 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
11717 2009-04-17 Richard Guenther <rguenther@suse.de>
11719 PR tree-optimization/39746
11720 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
11721 special-casing for builtins and static variable use/def.
11722 (call_may_clobber_ref_p_1): Likewise.
11724 2009-04-16 Ian Lance Taylor <iant@google.com>
11726 * df.h: Include "timevar.h".
11727 (struct df_problem): Change tv_id field to timevar_id_t.
11728 * tree-pass.h: Include "timevar.h".
11729 (struct opt_pass): Change tv_id field to timevar_id_t.
11730 * timevar.h (timevar_id_t): Define TV_NONE.
11731 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
11732 TV_NONE rather than tv_id != 0.
11733 (execute_one_pass): Likewise.
11734 * Makefile.in (DF_H): Add $(TIMEVAR_H).
11735 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
11736 dependencies to $(TREE_PASS_H).
11737 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
11739 (pass_branch_target_load_optimize2): Likewise.
11740 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
11741 (pass_outof_cfg_layout_mode): Likewise.
11742 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
11743 (pass_rebuild_cgraph_edges): Likewise.
11744 (pass_remove_cgraph_callee_edges): Likewise.
11745 * df-core.c (pass_df_initialize_opt): Likewise.
11746 (pass_df_initialize_no_opt): Likewise.
11747 (pass_df_finish): Likewise.
11748 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
11749 * except.c (pass_set_nothrow_function_flags): Likewise.
11750 (pass_convert_to_eh_region_ranges): Likewise.
11751 * final.c (pass_compute_alignments): Likewise.
11752 * function.c (pass_instantiate_virtual_regs): Likewise.
11753 (pass_init_function): Likewise.
11754 (pass_leaf_regs): Likewise.
11755 (pass_match_asm_constraints): Likewise.
11756 * gimple-low.c (pass_lower_cf): Likewise.
11757 (pass_mark_used_blocks): Likewise.
11758 * init-regs.c (pass_initialize_regs): Likewise.
11759 * integrate.c (pass_initial_value_sets): Likewise.
11760 * ira.c (pass_ira): Likewise.
11761 * jump.c (pass_cleanup_barriers): Likewise.
11762 * omp-low.c (pass_expand_omp): Likewise.
11763 (pass_lower_omp): Likewise.
11764 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
11765 * recog.c (pass_split_all_insns): Likewise.
11766 (pass_split_after_reload): Likewise.
11767 (pass_split_before_regstack): Likewise.
11768 (pass_split_before_sched2): Likewise.
11769 (pass_split_for_shorten_branches): Likewise.
11770 * reginfo.c (pass_reginfo_init): Likewise.
11771 (pass_subregs_of_mode_init): Likewise.
11772 (pass_subregs_of_mode_finish): Likewise.
11773 * passes.c (pass_postreload): Likewise.
11774 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
11775 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
11776 (pass_warn_function_return): Likewise.
11777 (pass_warn_function_noreturn): Likewise.
11778 * tree-complex.c (pass_lower_complex): Likewise.
11779 (pass_lower_complex_O0): Likewise.
11780 * tree-if-conv.c (pass_if_conversion): Likewise.
11781 * tree-into-ssa.c (pass_build_ssa): Likewise.
11782 * tree-mudflap.c (pass_mudflap_1): Likewise.
11783 (pass_mudflap_2): Likewise.
11784 * tree-nomudflap.c (pass_mudflap_1): Likewise.
11785 (pass_mudflap_2): Likewise.
11786 * tree-nrv.c (pass_return_slot): Likewise.
11787 * tree-object-size.c (pass_object_sizes): Likewise.
11788 * tree-optimize.c (pass_all_optimizations): Likewise.
11789 (pass_early_local_passes): Likewise.
11790 (pass_all_early_optimizations): Likewise.
11791 (pass_cleanup_cfg): Likewise.
11792 (pass_cleanup_cfg_post_optimizing): Likewise.
11793 (pass_free_datastructures): Likewise.
11794 (pass_free_cfg_annotations): Likewise.
11795 (pass_fixup_cfg): Likewise.
11796 (pass_init_datastructures): Likewise.
11797 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
11798 (pass_late_warn_uninitialized): Likewise.
11799 (pass_update_address_taken): Likewise.
11800 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
11801 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
11802 (pass_cse_sincos): Likewise.
11803 (pass_convert_to_rsqrt): Likewise.
11804 * tree-ssa-structalias.c (pass_build_alias): Likewise.
11805 * tree-stdarg.c (pass_stdarg): Likewise.
11806 * tree-tailcall.c (pass_tail_recursion): Likewise.
11807 (pass_tail_calls): Likewise.
11808 * tree-vect-generic.c (pass_lower_vector): Likewise.
11809 (pass_lower_vector_ssa): Likewise.
11810 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
11812 2009-04-16 Joseph Myers <joseph@codesourcery.com>
11814 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
11816 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
11818 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
11819 logical and signext.
11821 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
11824 * config/sh/predicates.md (arith_operand): Check if the operand
11825 of TRUNCATE is a REG.
11827 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11829 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
11830 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
11832 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11834 * tree-iterator.c (tsi_split_statement_list_after,
11835 tsi_split_statement_list_before): Remove.
11836 * tree-iterator.h: Remove the prototypes for
11837 tsi_split_statement_list_after and tsi_split_statement_list_before.
11839 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11841 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
11842 * tree-ssa-propagate.h: Remove the prototype for
11843 stmt_makes_single_load.
11845 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11847 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
11848 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
11850 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11852 * tree-iterator.c (EXPR_LAST_BODY): Remove.
11854 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11856 * except.c (eh_region_outer_p): Remove.
11857 * except.h: Remove the prototype for eh_region_outer_p.
11859 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11861 * function.c (current_function_assembler_name): Remove.
11862 * function.h: Remove the prototype for
11863 current_function_assembler_name.
11865 2009-04-16 Ian Lance Taylor <iant@google.com>
11867 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
11868 (add_reg_note): Call alloc_reg_note.
11869 * rtl.h (alloc_reg_note): Declare.
11870 * combine.c (try_combine): Use alloc_reg_note.
11871 (recog_for_combine, move_deaths): Likewise.
11872 (distribute_notes): Use alloc_reg_note and add_reg_note.
11873 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
11874 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
11875 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
11877 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
11879 PR rtl-optimization/39762
11880 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
11881 ira_may_move_out_cost): Add comments about way of their usage.
11882 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
11884 * ira-conflicts.c (process_regs_for_copy): Use function
11885 ira_get_register_move_cost instead of global
11886 ira_register_move_cost.
11888 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
11889 color_pass, move_spill_restore, update_curr_costs): Ditto.
11891 * ira-lives.c (process_single_reg_class_operands): Ditto.
11893 * ira-emit.c (emit_move_list): Ditto.
11895 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
11896 (record_reg_classes): Ditto. Use functions
11897 ira_get_register_move_cost and ira_get_may_move_cost instead of
11898 global vars ira_register_move_cost, ira_may_move_out_cost and
11899 ira_may_move_in_cost.
11900 (record_address_regs): Don't call ira_init_register_move_cost.
11901 Use function ira_get_may_move_cost instead of global
11902 ira_may_move_in_cost.
11903 (process_bb_node_for_hard_reg_moves): Use function
11904 ira_get_register_move_cost instead of global ira_register_move_cost.
11905 (ira_costs): Don't call ira_init_register_move_cost.
11907 2009-04-16 Richard Guenther <rguenther@suse.de>
11909 * tree-cfg.c (verify_gimple_assign_binary):
11910 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
11911 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
11912 (create_general_new_stmt): Note that this function is broken.
11914 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
11916 * common.opt (fhelp): Add Var(help_flag).
11917 * gcc-plugin.h (plugin_info): Add help.
11918 * plugin.c (plugin_name_args): Add help.
11919 (register_plugin_info): Set plugin->help.
11920 (print_help_one_plugin): New.
11921 (print_plugins_help): New.
11922 * plugin.h (print_plugins_help): New.
11923 * toplev.c (toplev_main): Call print_plugins_help if needed.
11925 2009-04-16 Richard Guenther <rguenther@suse.de>
11927 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
11928 (gimple_ior_addresses_taken_1): New function.
11929 (gimple_ior_addresses_taken): Likewise.
11930 * gimple.h (struct gimple_statement_with_ops_base): Remove
11931 addresses_taken member.
11932 (gimple_ior_addresses_taken): Declare.
11933 (gimple_addresses_taken, gimple_addresses_taken_ptr,
11934 gimple_set_addresses_taken): Remove.
11935 * ipa-reference.c (mark_address): New function.
11936 (scan_stmt_for_static_refs): Use it for marking addresses taken.
11937 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
11938 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
11939 (gimple_add_to_addresses_taken): Remove.
11940 (get_tmr_operands): Call mark_address_taken.
11941 (get_asm_expr_operands): Likewise.
11942 (get_expr_operands): Likewise.
11943 (build_ssa_operands): Do not clear the addresses_taken bitmap.
11944 (free_stmt_operands): Do not free it.
11945 * tree-ssa.c (delete_tree_ssa): Likewise.
11946 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
11948 2009-04-16 Richard Guenther <rguenther@suse.de>
11950 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
11951 (walk_stmt_load_store_ops): Likewise.
11952 * gimple.c (get_base_loadstore): New function.
11953 (walk_stmt_load_store_addr_ops): Likewise.
11954 (walk_stmt_load_store_ops): Likewise.
11955 * ipa-pure-const.c (check_op): Simplify.
11956 (check_load, check_store): New functions.
11957 (check_stmt): Use walk_stmt_load_store_ops.
11958 * ipa-reference.c (mark_load): Adjust signature.
11959 (mark_store): Likewise.
11960 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
11962 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
11964 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
11965 (plugin_info): New.
11966 * opts.c (common_handle_option): Don't call print_version.
11967 * plugin.c (plugin_name_args): Add version.
11968 (register_plugin_info): New.
11969 (register_callback): Handle PLUGIN_INFO.
11970 (try_init_one_plugin): New.
11971 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
11973 (finalize_one_plugin): New.
11974 (finalize_plugins): New.
11975 (print_one_plugin): New.
11976 (print_plugins_versions): New.
11977 * plugin.h (print_plugins_versions): New.
11978 (finalize_plugins): New.
11979 * toplev.c (compile_file): Don't call initialize_plugins.
11980 (print_version): Call print_plugins_versions.
11981 (toplev_main): Call initialize_plugins. Print version if needed.
11982 Call finalize_plugins.
11984 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
11986 * common.opt (fversion): New.
11987 * gcc.c (print_version): New.
11988 (process_command): Don't print the version. Just set print_version.
11989 (main): Print version. Call subprocesses if print_version and
11990 verbose_flag are set.
11991 * opts.c (common_handle_option): Handle OPT_fversion.
11993 2009-04-16 Richard Guenther <rguenther@suse.de>
11994 Ira Rosen <irar@il.ibm.com>
11996 PR tree-optimization/39698
11997 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
11998 type of the reduction variable. Only generate the def if
12001 * omp-low.c (expand_omp_for_generic): When converting to a pointer
12002 make sure to first convert to an integer of the same precision.
12003 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
12004 the type of the evolution correctly in computing the new
12005 induction variable base.
12007 2009-04-16 Richard Guenther <rguenther@suse.de>
12009 PR middle-end/39625
12010 * tree-cfg.c (make_blocks): Split statements with to-be
12011 abnormal SSA names on the lhs.
12013 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
12015 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
12016 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
12017 * c-typeck.c (really_start_incremental_init): Likewise.
12018 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
12019 (TARGET_INITIALIZER): Remove it.
12020 * target.h (struct target): Remove vector_opaque_p.
12021 * tree.c (build_opaque_vector_type): New.
12022 * tree.h (TYPE_VECTOR_OPAQUE): New.
12023 (build_opaque_vector_type): Declare.
12024 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
12025 * config/rs6000/rs6000.c (build_opaque_vector_type,
12026 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
12027 (rs6000_init_builtins): Use build_opaque_vector_type for
12028 opaque_V4SI_type_node.
12030 2009-04-15 Catherine Moore <clm@codesourcery.com>
12032 * debug.h (set_name): Declare.
12033 * dwarf2out.c (dwarf2out_set_name): Declare.
12034 (dwarf2_debug_hooks): Add set_name.
12035 (find_AT_string): New.
12036 (add_AT_string): Call find_AT_string.
12037 (dwarf2out_set_name): New.
12038 * cp/decl.c (grokdeclarator): Call set_name.
12039 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
12040 * debug.c (do_nothing_debug_hooks): Likewise.
12041 * dbxout.c (dbx_debug_hooks): Likewise.
12042 * sdbout.c (sdb_debug_hooks): Likewise.
12044 2009-04-15 Michael Eager <eager@eagercon.com>
12046 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
12047 reg for single-precision FPU.
12048 * config/rs6000/rs6000.md (movsi_internal1): Only for
12049 !TARGET_SINGLE_FPU.
12050 (movsi_internal1_single): New. Add pattern to move SI values to/from
12051 single-precision FP regs.
12053 2009-04-15 Richard Guenther <rguenther@suse.de>
12055 * omp-low.c (lower_rec_input_clauses): Build correct address
12057 (expand_omp_for_generic): Fix multiplication type.
12058 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
12059 (generate_memset_zero): Fix types.
12060 * tree-profile.c (prepare_instrumented_value): Correctly
12063 2009-04-15 Ian Lance Taylor <iant@google.com>
12065 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
12066 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
12067 for -Wall and for -Wc++-compat.
12068 (c_common_post_options): For C++, set warn_enum_compare if not
12070 * c-tree.h (struct c_expr): Add field original_type.
12071 (build_external_ref): Update declaration.
12072 * c-parser.c (c_parser_braced_init): Set original_type.
12073 (c_parser_initelt): Likewise.
12074 (c_parser_expr_no_commas): Likewise.
12075 (c_parser_conditional_expression): Likewise.
12076 (c_parser_cast_expression): Likewise.
12077 (c_parser_unary_expression): Likewise. Pull setting of
12078 original_code to top of function.
12079 (c_parser_sizeof_expression): Set original_type.
12080 (c_parser_alignof_expression): Likewise.
12081 (c_parser_postfix_expression): Likewise. Pull setting of
12082 original_code to top of function.
12083 (c_parser_postfix_expression_after_paren_type): Set original_type.
12084 (c_parser_postfix_expression_after_primary): Likewise.
12085 (c_parser_expression): Likewise.
12086 * c-typeck.c (build_external_ref): Add type parameter. Change all
12088 (c_expr_sizeof_expr): Set original_type field.
12089 (parser_build_unary_op): Likewise.
12090 (parser_build_binary_op): Likewise. Optionally warn about
12091 comparisons of enums of different types.
12092 (digest_init): Set original_type field.
12093 (really_start_incremental_init): Likewise.
12094 (push_init_level, pop_init_level): Likewise.
12095 * doc/invoke.texi (Warning Options): -Wenum-compare now
12098 2009-04-15 Richard Guenther <rguenther@suse.de>
12100 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
12101 out a necessary conversion.
12102 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
12103 names we didn't value number.
12104 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
12106 2009-04-15 Richard Guenther <rguenther@suse.de>
12108 PR tree-optimization/39764
12109 * tree-ssa-ccp.c (get_value): Canonicalize value with
12110 canonicalize_float_value.
12112 2009-04-15 Jan Hubicka <jh@suse.cz>
12114 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
12115 Wrong version of patch.
12117 2009-04-15 Jan Hubicka <jh@suse.cz>
12119 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
12121 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
12123 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
12124 our distinct integral and vector types.
12126 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
12128 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
12129 * init.c (build_vtbl_address): Remove call to assemble_external.
12131 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
12133 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
12134 output for other floating point modes.
12136 2009-04-14 Diego Novillo <dnovillo@google.com>
12138 * diagnostic.c (diagnostic_report_diagnostic): Do not
12139 warn about loaded plugins for DK_ERROR and DK_WARNING.
12140 * c-decl.c (declspecs_add_type): Move call to
12141 invoke_plugin_callbacks ...
12142 * c-parser.c (c_parser_declspecs): ... here.
12143 * plugin.c (dump_active_plugins): Tidy output.
12145 2009-04-14 Diego Novillo <dnovillo@google.com>
12146 Le-Chun Wu <lcwu@google.com>
12148 * configure.ac: Add --enable-plugin support.
12149 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
12150 * Makefile.in (PLUGIN_H): Define.
12151 Export ENABLE_PLUGIN and GMPINC to site.exp.
12152 Add PLUGINLIBS to link command.
12153 Add/modify dependencies for plugin.o and files including plugin.h.
12155 * config.in: Regenerate.
12157 * opts.c (common_handle_option): Handle OPT_fplugin_ and
12160 2009-04-14 Le-Chun Wu <lcwu@google.com>
12162 * tree-pass.h (register_one_dump_file): Add a prototype for
12163 register_one_dump_file.
12164 * toplev.c (compile_file): Call initialize_plugins.
12165 (do_compile): Call invoke_plugin_callbacks.
12166 (toplev_main): Call invoke_plugin_callbacks.
12167 * common.opt: Add -fplugin= and -fplugin-arg-.
12168 * gcc-plugin.h: New public header file for plugins to include.
12169 * plugin.c: New source file.
12170 * plugin.h: New internal header file.
12171 * passes.c (register_one_dump_file): Make it external.
12173 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
12175 2009-04-14 Diego Novillo <dnovillo@google.com>
12177 * doc/plugins.texi: New.
12178 * doc/gccint.texi: Add reference to Plugins chapter.
12179 * doc/invoke.texi: Document -fplugin and -fplugin-arg
12180 * diagnostic.c (diagnostic_report_diagnostic): Warn about
12181 loaded plugins, if any.
12182 * timevar.def (TV_PLUGIN_INIT): Define.
12183 (TV_PLUGIN_RUN): Define.
12184 * plugin.c: Include timevar.h
12185 (plugins_active_p): New.
12186 (dump_active_plugins): New.
12187 (debug_active_plugins): New.
12189 2009-04-14 Joseph Myers <joseph@codesourcery.com>
12191 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
12193 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
12195 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
12197 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
12198 the same as a minus without a shift.
12200 2009-04-14 Nick Clifton <nickc@redhat.com>
12202 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
12203 comparisons with small integers will always produce a short
12206 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
12209 2008-12-19 Diego Novillo <dnovillo@google.com>
12211 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
12213 2009-04-14 Richard Guenther <rguenther@suse.de>
12215 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
12217 (verify_gimple_assign_binary): Likewise. Handle shifts and
12219 (verify_gimple_phi): Print the mismatched argument position.
12220 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
12222 (vect_update_init_of_dr): Likewise.
12223 * matrix-reorg.c (transform_access_sites): Do what the
12225 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
12227 2009-04-13 Michael Eager <eager@eagercon.com>
12229 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
12230 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
12231 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
12232 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
12233 remove duplicate config
12235 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12237 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
12238 file_name:line_number type locator of the call site.
12240 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
12242 * genautomata.c: Put blank after comma.
12243 (automaton_decls): New.
12244 (struct unit_usage): Add comments to member next.
12245 (store_alt_unit_usage): Keep the list ordered.
12246 (unit_present_on_list_p, equal_alternatives_p): New.
12247 (check_regexp_units_distribution): Check units distribution
12248 correctness correctly.
12249 (main): Don't write automata if error is found. Return correct
12252 * config/m68k/cf.md (cfv4_ds): Remove.
12253 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
12254 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
12256 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
12257 power4-load-ext, power4-store, power4-store-update,
12258 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
12259 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
12260 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
12261 power4-sqrt, power4-isync): Modify reservation to make correct
12262 unit distribution to automata.
12264 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
12265 power5-store-update, power5-two, power5-three, power5-lmul,
12266 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
12268 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
12270 * except.c (pass_set_nothrow_function_flags): Set name and add
12272 (set_nothrow_function_flags): Mention in the dump file when
12273 changing a function to nothrow.
12275 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
12278 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
12279 instead of unsigned long.
12281 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12283 * config/arm/arm.c (return_used_this_function): Remove.
12284 (arm_output_function_prologue): Remove use of
12285 return_used_this_function.
12286 (output_return_instruction): Replace use of
12287 return_used_this_function
12288 by cfun->machine->return_used_this_function.
12289 (arm_output_epilogue): Likewise.
12290 (arm_output_function_epilogue): Likewise.
12291 (thumb_unexpanded_epilogue): Likewise.
12292 * config/arm/arm.h (struct machine_function):
12293 New member return_used_this_function.
12295 2009-04-12 Mark Mitchell <mark@codesourcery.com>
12297 * doc/install.texi: Correct description of default directory for
12298 --with-gxx-include-dir.
12300 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
12302 * fold-const.c (build_range_check): Properly deal with enumeral and
12303 boolean base types.
12305 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
12307 * doc/invoke.texi (max_gcse_passes): Remove documentation.
12308 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
12309 * params.h (MAX_GCSE_PASSES): Remove.
12310 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
12311 in sequence. Remove ability to run multiple passes.
12312 (bypass_jumps): Report run as third CPROP pass.
12314 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
12316 PR middle-end/39651
12317 * except.c (can_throw_external): Look at each insn in a SEQUENCE
12318 when deciding whether the whole SEQUENCE can throw.
12320 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
12323 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
12324 offseted label references.
12326 2009-04-11 Jan Hubicka <jh@suse.cz>
12328 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
12330 2009-04-11 Richard Guenther <rguenther@suse.de>
12332 PR middle-end/39732
12333 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
12334 return variables as TREE_ADDRESSABLE.
12336 2009-04-11 Richard Guenther <rguenther@suse.de>
12338 PR tree-optimization/39713
12339 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
12340 reference trees have SSA_NAME operands.
12342 2009-04-11 Richard Guenther <rguenther@suse.de>
12345 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
12346 address expressions.
12348 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
12350 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
12351 match changes in Cygwin 1.7
12352 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
12353 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
12355 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
12357 PR tree-optimization/39701
12358 * doc/invoke.texi (Optimization Options): Document change in
12359 meaning and initialization of -fdelete-null-pointer-checks.
12361 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
12363 PR middle-end/39701
12364 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
12366 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
12369 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
12371 2009-04-10 Chao-ying Fu <fu@mips.com>
12373 * doc/tm.texi (Instruction Output): Document
12374 TARGET_ASM_FINAL_POSTSCAN_INSN.
12375 * target.h (final_postscan_insn): New field in asm_out.
12376 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
12377 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
12378 * final.c (final_scan_insn): Call
12379 targetm.asm_out.final_postscan_insn after outputting
12380 an asm macro and a normal instruction.
12382 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
12383 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
12384 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
12385 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
12386 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
12388 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
12390 PR middle-end/39701
12391 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
12392 variables as non-NULL even with -fdelete-null-pointer-checks.
12394 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
12396 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
12398 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
12401 * config/i386/i386.c (classify_argument): Handle SCmode with
12402 (bit_offset % 64) != 0.
12404 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
12406 * doc/invoke.texi (Optimize Options): Add cross-reference to
12407 -Q --help=optimizers examples.
12409 2009-04-10 Ben Elliston <bje@au.ibm.com>
12412 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
12413 regalign for the reg == fpr and TDmode case.
12415 2009-04-09 David Ayers <ayers@fsfe.org>
12418 * objc/objc-act.c (warn_with_method): Remove helper function.
12419 (check_duplicates): Call warning and inform directly.
12420 (really_start_method): Likewise.
12422 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
12424 * expmed.c (expand_divmod): Always use a comparison for a division
12425 by a large unsigned integer.
12427 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
12428 for things others than variables or functions as nonzero.
12430 2009-04-09 Nick Clifton <nickc@redhat.com>
12432 * unwind-compat.c: Change copyright header to refer to version
12433 3 of the GNU General Public License with version 3.1 of the
12434 GCC Runtime Library Exception and to point readers at the
12435 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
12436 * config/alpha/crtfastmath.c: Likewise.
12437 * config/alpha/linux-unwind.h: Likewise.
12438 * config/alpha/qrnnd.asm: Likewise.
12439 * config/alpha/vms-crt0-64.c: Likewise.
12440 * config/alpha/vms-crt0.c: Likewise.
12441 * config/alpha/vms-dwarf2.asm: Likewise.
12442 * config/alpha/vms-dwarf2eh.asm: Likewise.
12443 * config/alpha/vms-psxcrt0-64.c: Likewise.
12444 * config/alpha/vms-psxcrt0.c: Likewise.
12445 * config/alpha/vms_tramp.asm: Likewise.
12446 * config/arc/initfini.c: Likewise.
12447 * config/arc/lib1funcs.asm: Likewise.
12448 * config/arm/bpabi-v6m.S: Likewise.
12449 * config/arm/bpabi.S: Likewise.
12450 * config/arm/bpabi.c: Likewise.
12451 * config/arm/crti.asm: Likewise.
12452 * config/arm/crtn.asm: Likewise.
12453 * config/arm/ieee754-df.S: Likewise.
12454 * config/arm/ieee754-sf.S: Likewise.
12455 * config/arm/lib1funcs.asm: Likewise.
12456 * config/arm/libunwind.S: Likewise.
12457 * config/arm/linux-atomic.c: Likewise.
12458 * config/arm/mmintrin.h: Likewise.
12459 * config/arm/pr-support.c: Likewise.
12460 * config/arm/unaligned-funcs.c: Likewise.
12461 * config/arm/unwind-arm.c: Likewise.
12462 * config/arm/unwind-arm.h: Likewise.
12463 * config/avr/libgcc.S: Likewise.
12464 * config/bfin/crti.s: Likewise.
12465 * config/bfin/crtlibid.s: Likewise.
12466 * config/bfin/crtn.s: Likewise.
12467 * config/bfin/lib1funcs.asm: Likewise.
12468 * config/bfin/linux-unwind.h: Likewise.
12469 * config/cris/arit.c: Likewise.
12470 * config/cris/cris_abi_symbol.c: Likewise.
12471 * config/darwin-64.c: Likewise.
12472 * config/darwin-crt2.c: Likewise.
12473 * config/darwin-crt3.c: Likewise.
12474 * config/darwin.h: Likewise.
12475 * config/dbxelf.h: Likewise.
12476 * config/dfp-bit.c: Likewise.
12477 * config/dfp-bit.h: Likewise.
12478 * config/elfos.h: Likewise.
12479 * config/fixed-bit.c: Likewise.
12480 * config/fixed-bit.h: Likewise.
12481 * config/fp-bit.c: Likewise.
12482 * config/fp-bit.h: Likewise.
12483 * config/fr30/crti.asm: Likewise.
12484 * config/fr30/crtn.asm: Likewise.
12485 * config/fr30/lib1funcs.asm: Likewise.
12486 * config/freebsd-spec.h: Likewise.
12487 * config/frv/cmovd.c: Likewise.
12488 * config/frv/cmovh.c: Likewise.
12489 * config/frv/cmovw.c: Likewise.
12490 * config/frv/frvbegin.c: Likewise.
12491 * config/frv/frvend.c: Likewise.
12492 * config/frv/lib1funcs.asm: Likewise.
12493 * config/glibc-stdint.h: Likewise.
12494 * config/h8300/clzhi2.c: Likewise.
12495 * config/h8300/crti.asm: Likewise.
12496 * config/h8300/crtn.asm: Likewise.
12497 * config/h8300/ctzhi2.c: Likewise.
12498 * config/h8300/fixunssfsi.c: Likewise.
12499 * config/h8300/lib1funcs.asm: Likewise.
12500 * config/h8300/parityhi2.c: Likewise.
12501 * config/h8300/popcounthi2.c: Likewise.
12502 * config/i386/ammintrin.h: Likewise.
12503 * config/i386/att.h: Likewise.
12504 * config/i386/avxintrin.h: Likewise.
12505 * config/i386/biarch64.h: Likewise.
12506 * config/i386/bmmintrin.h: Likewise.
12507 * config/i386/cpuid.h: Likewise.
12508 * config/i386/cross-stdarg.h: Likewise.
12509 * config/i386/crtfastmath.c: Likewise.
12510 * config/i386/crtprec.c: Likewise.
12511 * config/i386/cygming-crtbegin.c: Likewise.
12512 * config/i386/cygming-crtend.c: Likewise.
12513 * config/i386/cygwin.asm: Likewise.
12514 * config/i386/emmintrin.h: Likewise.
12515 * config/i386/gmm_malloc.h: Likewise.
12516 * config/i386/gthr-win32.c: Likewise.
12517 * config/i386/i386.h: Likewise.
12518 * config/i386/immintrin.h: Likewise.
12519 * config/i386/linux-unwind.h: Likewise.
12520 * config/i386/linux64.h: Likewise.
12521 * config/i386/mm3dnow.h: Likewise.
12522 * config/i386/mmintrin-common.h: Likewise.
12523 * config/i386/mmintrin.h: Likewise.
12524 * config/i386/nmmintrin.h: Likewise.
12525 * config/i386/pmm_malloc.h: Likewise.
12526 * config/i386/pmmintrin.h: Likewise.
12527 * config/i386/smmintrin.h: Likewise.
12528 * config/i386/sol2-c1.asm: Likewise.
12529 * config/i386/sol2-ci.asm: Likewise.
12530 * config/i386/sol2-cn.asm: Likewise.
12531 * config/i386/sol2-gc1.asm: Likewise.
12532 * config/i386/tmmintrin.h: Likewise.
12533 * config/i386/unix.h: Likewise.
12534 * config/i386/w32-unwind.h: Likewise.
12535 * config/i386/wmmintrin.h: Likewise.
12536 * config/i386/x86-64.h: Likewise.
12537 * config/i386/x86intrin.h: Likewise.
12538 * config/i386/xmmintrin.h: Likewise.
12539 * config/ia64/crtbegin.asm: Likewise.
12540 * config/ia64/crtend.asm: Likewise.
12541 * config/ia64/crtfastmath.c: Likewise.
12542 * config/ia64/crti.asm: Likewise.
12543 * config/ia64/crtn.asm: Likewise.
12544 * config/ia64/fde-glibc.c: Likewise.
12545 * config/ia64/lib1funcs.asm: Likewise.
12546 * config/ia64/linux-unwind.h: Likewise.
12547 * config/ia64/quadlib.c: Likewise.
12548 * config/ia64/unwind-ia64.c: Likewise.
12549 * config/linux.h: Likewise.
12550 * config/m32c/m32c-lib1.S: Likewise.
12551 * config/m32c/m32c-lib2-trapv.c: Likewise.
12552 * config/m32c/m32c-lib2.c: Likewise.
12553 * config/m32r/initfini.c: Likewise.
12554 * config/m68hc11/larith.asm: Likewise.
12555 * config/m68hc11/m68hc11-crt0.S: Likewise.
12556 * config/m68k/cf.md: Likewise.
12557 * config/m68k/crti.s: Likewise.
12558 * config/m68k/crtn.s: Likewise.
12559 * config/m68k/lb1sf68.asm: Likewise.
12560 * config/m68k/linux-unwind.h: Likewise.
12561 * config/mcore/crti.asm: Likewise.
12562 * config/mcore/crtn.asm: Likewise.
12563 * config/mcore/lib1.asm: Likewise.
12564 * config/mips/linux-unwind.h: Likewise.
12565 * config/mips/loongson.h: Likewise.
12566 * config/mips/mips16.S: Likewise.
12567 * config/mmix/crti.asm: Likewise.
12568 * config/mmix/crtn.asm: Likewise.
12569 * config/pa/fptr.c: Likewise.
12570 * config/pa/hpux-unwind.h: Likewise.
12571 * config/pa/lib2funcs.asm: Likewise.
12572 * config/pa/linux-atomic.c: Likewise.
12573 * config/pa/linux-unwind.h: Likewise.
12574 * config/pa/milli64.S: Likewise.
12575 * config/pa/quadlib.c: Likewise.
12576 * config/pa/stublib.c: Likewise.
12577 * config/picochip/libgccExtras/adddi3.asm: Likewise.
12578 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
12579 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
12580 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
12581 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
12582 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
12583 * config/picochip/libgccExtras/divmod15.asm: Likewise.
12584 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
12585 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
12586 * config/picochip/libgccExtras/longjmp.asm: Likewise.
12587 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
12588 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
12589 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
12590 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
12591 * config/picochip/libgccExtras/setjmp.asm: Likewise.
12592 * config/picochip/libgccExtras/subdi3.asm: Likewise.
12593 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
12594 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
12595 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
12596 * config/rs6000/750cl.h: Likewise.
12597 * config/rs6000/altivec.h: Likewise.
12598 * config/rs6000/biarch64.h: Likewise.
12599 * config/rs6000/crtresfpr.asm: Likewise.
12600 * config/rs6000/crtresgpr.asm: Likewise.
12601 * config/rs6000/crtresxfpr.asm: Likewise.
12602 * config/rs6000/crtresxgpr.asm: Likewise.
12603 * config/rs6000/crtsavfpr.asm: Likewise.
12604 * config/rs6000/crtsavgpr.asm: Likewise.
12605 * config/rs6000/darwin-asm.h: Likewise.
12606 * config/rs6000/darwin-fallback.c: Likewise.
12607 * config/rs6000/darwin-fpsave.asm: Likewise.
12608 * config/rs6000/darwin-ldouble.c: Likewise.
12609 * config/rs6000/darwin-tramp.asm: Likewise.
12610 * config/rs6000/darwin-unwind.h: Likewise.
12611 * config/rs6000/darwin-vecsave.asm: Likewise.
12612 * config/rs6000/darwin-world.asm: Likewise.
12613 * config/rs6000/e500crtres32gpr.asm: Likewise.
12614 * config/rs6000/e500crtres64gpr.asm: Likewise.
12615 * config/rs6000/e500crtres64gprctr.asm: Likewise.
12616 * config/rs6000/e500crtrest32gpr.asm: Likewise.
12617 * config/rs6000/e500crtrest64gpr.asm: Likewise.
12618 * config/rs6000/e500crtresx32gpr.asm: Likewise.
12619 * config/rs6000/e500crtresx64gpr.asm: Likewise.
12620 * config/rs6000/e500crtsav32gpr.asm: Likewise.
12621 * config/rs6000/e500crtsav64gpr.asm: Likewise.
12622 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
12623 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
12624 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
12625 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
12626 * config/rs6000/eabi-ci.asm: Likewise.
12627 * config/rs6000/eabi-cn.asm: Likewise.
12628 * config/rs6000/eabi.asm: Likewise.
12629 * config/rs6000/linux-unwind.h: Likewise.
12630 * config/rs6000/linux64.h: Likewise.
12631 * config/rs6000/paired.h: Likewise.
12632 * config/rs6000/paired.md: Likewise.
12633 * config/rs6000/ppc64-fp.c: Likewise.
12634 * config/rs6000/ppu_intrinsics.h: Likewise.
12635 * config/rs6000/rs6000.h: Likewise.
12636 * config/rs6000/si2vmx.h: Likewise.
12637 * config/rs6000/sol-ci.asm: Likewise.
12638 * config/rs6000/sol-cn.asm: Likewise.
12639 * config/rs6000/spe.h: Likewise.
12640 * config/rs6000/spu2vmx.h: Likewise.
12641 * config/rs6000/sysv4.h: Likewise.
12642 * config/rs6000/tramp.asm: Likewise.
12643 * config/rs6000/vec_types.h: Likewise.
12644 * config/s390/linux-unwind.h: Likewise.
12645 * config/s390/tpf-unwind.h: Likewise.
12646 * config/score/crti.asm: Likewise.
12647 * config/score/crtn.asm: Likewise.
12648 * config/sh/crt1.asm: Likewise.
12649 * config/sh/crti.asm: Likewise.
12650 * config/sh/crtn.asm: Likewise.
12651 * config/sh/divtab-sh4-300.c: Likewise.
12652 * config/sh/divtab-sh4.c: Likewise.
12653 * config/sh/divtab.c: Likewise.
12654 * config/sh/lib1funcs-4-300.asm: Likewise.
12655 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
12656 * config/sh/lib1funcs.asm: Likewise.
12657 * config/sh/lib1funcs.h: Likewise.
12658 * config/sh/linux-atomic.asm: Likewise.
12659 * config/sh/linux-unwind.h: Likewise.
12660 * config/sh/shmedia.h: Likewise.
12661 * config/sh/sshmedia.h: Likewise.
12662 * config/sh/ushmedia.h: Likewise.
12663 * config/sparc/crtfastmath.c: Likewise.
12664 * config/sparc/linux-unwind.h: Likewise.
12665 * config/sparc/sol2-c1.asm: Likewise.
12666 * config/sparc/sol2-ci.asm: Likewise.
12667 * config/sparc/sol2-cn.asm: Likewise.
12668 * config/spu/divmodti4.c: Likewise.
12669 * config/spu/divv2df3.c: Likewise.
12670 * config/spu/float_disf.c: Likewise.
12671 * config/spu/float_unsdidf.c: Likewise.
12672 * config/spu/float_unsdisf.c: Likewise.
12673 * config/spu/float_unssidf.c: Likewise.
12674 * config/spu/mfc_multi_tag_release.c: Likewise.
12675 * config/spu/mfc_multi_tag_reserve.c: Likewise.
12676 * config/spu/mfc_tag_release.c: Likewise.
12677 * config/spu/mfc_tag_reserve.c: Likewise.
12678 * config/spu/mfc_tag_table.c: Likewise.
12679 * config/spu/multi3.c: Likewise.
12680 * config/spu/spu_internals.h: Likewise.
12681 * config/spu/spu_intrinsics.h: Likewise.
12682 * config/spu/spu_mfcio.h: Likewise.
12683 * config/spu/vec_types.h: Likewise.
12684 * config/spu/vmx2spu.h: Likewise.
12685 * config/stormy16/stormy16-lib2.c: Likewise.
12686 * config/svr4.h: Likewise.
12687 * config/sync.c: Likewise.
12688 * config/v850/lib1funcs.asm: Likewise.
12689 * config/vxlib-tls.c: Likewise.
12690 * config/vxlib.c: Likewise.
12691 * config/vxworks-dummy.h: Likewise.
12692 * config/xtensa/crti.asm: Likewise.
12693 * config/xtensa/crtn.asm: Likewise.
12694 * config/xtensa/ieee754-df.S: Likewise.
12695 * config/xtensa/ieee754-sf.S: Likewise.
12696 * config/xtensa/lib1funcs.asm: Likewise.
12697 * config/xtensa/lib2funcs.S: Likewise.
12698 * config/xtensa/linux-unwind.h: Likewise.
12699 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
12700 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
12701 * coretypes.h: Likewise.
12702 * crtstuff.c: Likewise.
12703 * defaults.h: Likewise.
12704 * dwarf2.h: Likewise.
12705 * emutls.c: Likewise.
12706 * gbl-ctors.h: Likewise.
12707 * gcov-io.h: Likewise.
12708 * ginclude/float.h: Likewise.
12709 * ginclude/iso646.h: Likewise.
12710 * ginclude/stdarg.h: Likewise.
12711 * ginclude/stdbool.h: Likewise.
12712 * ginclude/stddef.h: Likewise.
12713 * ginclude/stdfix.h: Likewise.
12714 * ginclude/stdint-gcc.h: Likewise.
12715 * ginclude/tgmath.h: Likewise.
12716 * gthr-aix.h: Likewise.
12717 * gthr-dce.h: Likewise.
12718 * gthr-gnat.c: Likewise.
12719 * gthr-gnat.h: Likewise.
12720 * gthr-lynx.h: Likewise.
12721 * gthr-mipssde.h: Likewise.
12722 * gthr-nks.h: Likewise.
12723 * gthr-posix.c: Likewise.
12724 * gthr-posix.h: Likewise.
12725 * gthr-posix95.h: Likewise.
12726 * gthr-rtems.h: Likewise.
12727 * gthr-single.h: Likewise.
12728 * gthr-solaris.h: Likewise.
12729 * gthr-tpf.h: Likewise.
12730 * gthr-vxworks.h: Likewise.
12731 * gthr-win32.h: Likewise.
12732 * gthr.h: Likewise.
12733 * libgcc2.c: Likewise.
12734 * libgcc2.h: Likewise.
12735 * libgcov.c: Likewise.
12736 * tsystem.h: Likewise.
12737 * typeclass.h: Likewise.
12738 * unwind-c.c: Likewise.
12739 * unwind-compat.h: Likewise.
12740 * unwind-dw2-fde-compat.c: Likewise.
12741 * unwind-dw2-fde-darwin.c: Likewise.
12742 * unwind-dw2-fde-glibc.c: Likewise.
12743 * unwind-dw2-fde.c: Likewise.
12744 * unwind-dw2-fde.h: Likewise.
12745 * unwind-dw2.c: Likewise.
12746 * unwind-dw2.h: Likewise.
12747 * unwind-generic.h: Likewise.
12748 * unwind-pe.h: Likewise.
12749 * unwind-sjlj.c: Likewise.
12750 * unwind.inc: Likewise.
12751 * config/arm/neon-gen.ml: Change generated copyright header to
12752 refer to version 3 of the GNU General Public License with
12753 version 3.1 of the GCC Runtime Library Exception and to point
12754 readers at the COPYING3 and COPYING3.RUNTIME files and the
12755 FSF's license web page.
12756 * config/arm/arm_neon.h: Regenerate.
12758 2009-04-09 Jakub Jelinek <jakub@redhat.com>
12760 * config/cris/cris.md: Change copyright header to refer to version
12761 3 of the GNU General Public License.
12762 * doc/install.texi2html: Change copyright header to refer to version
12763 3 of the GNU General Public License and to point readers at the
12764 COPYING3 file and the FSF's license web page.
12765 * config/vax/linux.h: Likewise.
12767 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
12769 * config/i386/i386.md (cmpcc): New.
12770 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
12771 (sync_compare_and_swap_cc*): Delete.
12773 * config/s390/s390.c (s390_compare_emitted): Remove.
12774 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
12775 s390_compare_emitted used to be handled. Assert that modes match.
12776 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
12777 refer to sync_compare_and_swap_ccsi.
12778 * config/s390/s390.h (s390_compare_emitted): Remove.
12779 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
12780 instead of s390_compare_emitted.
12781 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
12782 instead of s390_compare_emitted.
12783 * config/s390/s390.md (cmpcc): New.
12784 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
12785 CC_REGNUM, do not pretend it's set.
12786 (sync_compare_and_swap_cc*): Delete.
12787 * config/s390/predicates.md (cc_reg_operand): New.
12789 * expr.c (sync_compare_and_swap_cc): Delete.
12790 * optabs.h (sync_compare_and_swap_cc): Delete.
12791 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
12792 is being used with can_compare_p.
12793 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
12794 (find_cc_set): New.
12795 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
12796 look for a MODE_CC set instead. Use emit_store_flag.
12797 (expand_compare_and_swap_loop): Likewise, with some additional
12798 complication to avoid a force_reg when useless. Use
12799 emit_cmp_and_jump_insns.
12800 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
12801 * doc/md.texi (sync_compare_and_swap_cc): Merge with
12802 sync_compare_and_swap documentation.
12804 2009-04-09 Jan Hubicka <jh@suse.cz>
12806 * except.c (find_prev_try): Break out from ....
12807 (duplicate_eh_regions): ... here; properly update prev_try pointers
12808 when duplication part of tree.
12809 (dump_eh_tree): Improve dumping.
12810 (verify_eh_region): New.
12811 (verify_eh_tree): Use it.
12813 2009-04-06 Richard Guenther <rguenther@suse.de>
12815 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
12816 &ARRAY addresses by adjusting their types and prepending
12818 * tree-cfg.c (verify_gimple_assign_single): Verify that
12819 addresses are correct.
12821 2009-04-09 Richard Guenther <rguenther@suse.de>
12823 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
12824 indices into an array reference if possible.
12825 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
12826 Fold POINTER_PLUS_EXPR statements with invariant address.
12828 2009-04-09 Alan Modra <amodra@bigpond.net.au>
12831 * config.gcc (powerpc64-*-linux*): Always build biarch.
12833 2009-04-09 Joseph Myers <joseph@codesourcery.com>
12836 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
12837 it and pedwarn if this results in an INTEGER_CST.
12839 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12841 * doc/install.texi: Update minimum GMP version. Remove obsolete
12842 text in MPFR section.
12844 2009-04-08 Jakub Jelinek <jakub@redhat.com>
12846 * dwarf2out.c (class_scope_p): New static inline.
12847 (class_or_namespace_scope_p): Use it.
12848 (gen_variable_die): Use DW_TAG_member tag for static data member
12849 declarations instead of DW_TAG_variable.
12851 PR middle-end/39573
12852 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
12855 2009-04-08 Richard Guenther <rguenther@suse.de>
12857 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
12858 valueize random data.
12860 2009-04-08 David Edelsohn <edelsohn@gnu.org>
12862 * config.gcc (aix tm_file): Add aix-stdint.h.
12863 (aix tm clause use_gcc_stdint): Set to wrap.
12864 * config/rs6000/aix-stdint.h: New file.
12866 2009-04-08 Richard Guenther <rguenther@suse.de>
12868 PR middle-end/36291
12869 * tree-dfa.c (add_referenced_var): Do not recurse into
12870 global initializers.
12871 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
12873 (fold_const_aggregate_ref): Likewise.
12875 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
12877 * recog.c (ordered_comparison_operator): New.
12878 * gensupport.c (std_preds): Add it.
12879 * doc/md.texi (Machine-Independent Predicates): Document it.
12881 2009-04-08 Jan Hubicka <jh@suse.cz>
12883 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
12884 * function.h (rtl_eh): Remove exception_handler_label_map.
12885 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
12886 remove_exception_handler_label, for_each_eh_label_1): Remove.
12887 (rtl_remove_unreachable_regions): Remove.
12888 (convert_from_eh_region_ranges): Do not remove unreachable regions.
12889 (find_exception_handler_labels): Don't build the hashtable.
12890 (maybe_remove_eh_handler): Remove.
12891 (for_each_eh_label): Rewrite to walk the tree.
12892 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
12893 * except.h (maybe_remove_eh_handler): Remove.
12894 * passes.c (init_optimization_passes): Schedule second EH cleanup
12896 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
12897 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
12899 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
12901 * genoutput.c (validate_optab_operands): New.
12902 (gen_insn, gen_expand): Call it.
12904 * genflags.c (gen_insn): Detect misused iterators.
12905 (main): Pass line_no to gen_insn, exit with status 1 on error.
12907 * genextract.c (line_no): Make global.
12908 (VEC_safe_set_locstr): Change assertion to error message.
12909 (main): Exit with status 1 on error.
12911 2009-04-08 Joseph Myers <joseph@codesourcery.com>
12915 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
12916 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
12917 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
12918 * c-convert.c (convert): Do not call fold on results of conversion
12919 functions when the result is a C_MAYBE_CONST_EXPR.
12920 * c-parser.c (c_parser_postfix_expression): Do not fold condition
12921 of __builtin_choose_expr.
12922 * c-typeck.c (remove_c_maybe_const_expr): New.
12923 (build_unary_op, build_conditional_expr, build_compound_expr,
12924 build_binary_op, c_objc_common_truthvalue_conversion): Call
12925 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
12928 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
12930 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
12931 CODE to produce a new one. Add a prototype to use fold_convert_const
12933 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
12936 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
12937 mix declarations and code.
12939 2009-04-08 Ben Elliston <bje@au.ibm.com>
12941 * gcc.c: Replace `CC' with `GCC' throughout.
12943 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
12945 * doc/invoke.texi: Document Atom support.
12947 2009-04-07 Jason Merrill <jason@redhat.com>
12950 * c-common.h, c-common.c: Add flag_pretty_templates.
12951 * c-opts.c (c_common_handle_option): Set it.
12952 * c.opt: Add -fno-pretty-templates.
12953 * doc/invoke.texi (C++ Dialect Options): Likewise.
12955 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
12957 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
12958 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
12959 (ia64_expand_builtin): Likewise.
12961 2009-04-07 Martin Jambor <mjambor@suse.cz>
12963 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
12964 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
12965 ADDR_EXPRS are include too.
12967 2009-04-07 Richard Guenther <rguenther@suse.de>
12969 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
12970 decls are only used if passes as parameters or if they are
12971 local statics and the call is not to a builtin.
12972 (call_may_clobber_ref_p_1): Likewise.
12974 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
12976 * expr.c (do_store_flag): Remove last argument. Simplify code
12977 to avoid duplication of tests already done by can_compare_p.
12978 (expand_expr_real_1): Adjust caller.
12980 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
12982 * optabs.c (can_compare_p): Test the predicate of a
12983 cbranch and cstore pattern.
12985 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
12987 * expr.c (convert_move): Use emit_store_flag instead of
12990 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
12992 * config/i386/i386.c (ix86_compare_emitted): Remove.
12993 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
12994 ix86_compare_op0 like ix86_compare_emitted used to be handled.
12995 * config/i386/i386.h (ix86_compare_emitted): Remove.
12996 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
12997 instead of ix86_compare_emitted.
12998 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
13000 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
13002 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
13003 Add t-sysroot-suffix to tmake_file.
13004 * config/print-sysroot-suffix.sh: New file.
13005 * config/t-sysroot-suffix: New file.
13007 2009-04-07 Ben Elliston <bje@au.ibm.com>
13009 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
13010 as the latter produces a warning when the target does not support
13013 2009-04-07 Ben Elliston <bje@au.ibm.com>
13015 * dfp.c: Replace type punning assignments with memcpy throughout.
13016 * Makefile.in (dfp.o-warn): Remove.
13018 2009-04-07 Alan Modra <amodra@bigpond.net.au>
13021 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
13022 Include soft-fp/t-softfp after rs6000/t-linux64.
13024 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
13026 * stor-layout.c (set_sizetype): Use the full precision of their
13027 machine mode for bitsize types.
13029 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
13031 * config/i386/i386.md: Revert 2 accidental checkins.
13033 2009-04-06 Joey Ye <joey.ye@intel.com>
13034 Xuepeng Guo <xuepeng.guo@intel.com>
13035 H.J. Lu <hongjiu.lu@intel.com>
13037 Atom pipeline model, tuning and insn selection.
13038 * config.gcc (atom): Add atom config options and target.
13040 * config/i386/atom.md: New.
13042 * config/i386/i386.c (atom_cost): New cost.
13043 (m_ATOM): New macro flag.
13044 (initial_ix86_tune_features): Set m_ATOM.
13045 (x86_accumulate_outgoing_args): Likewise.
13046 (x86_arch_always_fancy_math_387): Likewise.
13047 (processor_target): Add Atom cost.
13048 (cpu_names): Add Atom cpu name.
13049 (override_options): Set Atom ISA.
13050 (ix86_issue_rate): New case PROCESSOR_ATOM.
13051 (ix86_adjust_cost): Likewise.
13053 * config/i386/i386.h (TARGET_ATOM): New target macro.
13054 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
13055 (TARGET_OPT_AGU): New target option.
13056 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
13057 (processor_type): Add PROCESSOR_ATOM.
13059 * config/i386/i386.md (cpu): Add new value "atom".
13060 (use_carry, movu): New attr.
13061 (atom.md): Include atom.md.
13062 (adddi3_carry_rex64): Set attr "use_carry".
13063 (addqi3_carry): Likewise.
13064 (addhi3_carry): Likewise.
13065 (addsi3_carry): Likewise.
13066 (*addsi3_carry_zext): Likewise.
13067 (subdi3_carry_rex64): Likewise.
13068 (subqi3_carry): Likewise.
13069 (subhi3_carry): Likewise.
13070 (subsi3_carry): Likewise.
13071 (x86_movdicc_0_m1_rex64): Likewise.
13072 (*x86_movdicc_0_m1_se): Likewise.
13073 (x86_movsicc_0_m1): Likewise.
13074 (*x86_movsicc_0_m1_se): Likewise.
13075 (*adddi_1_rex64): Emit add insn as much as possible.
13076 (*addsi_1): Likewise.
13077 (return_internal): Set atom_unit.
13078 (return_internal_long): Likewise.
13079 (return_pop_internal): Likewise.
13080 (*rcpsf2_sse): Set atom_sse_attr attr.
13081 (*qrt<mode>2_sse): Likewise.
13082 (*prefetch_sse): Likewise.
13084 * config/i386/i386-c.c (ix86_target_macros_internal): New case
13086 (ix86_target_macros_internal): Likewise.
13088 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
13089 (*prefetch_sse_rex): Likewise.
13090 (sse_rcpv4sf2): Likewise.
13091 (sse_vmrcpv4sf2): Likewise.
13092 (sse_sqrtv4sf2): Likewise.
13093 (<sse>_vmsqrt<mode>2): Likewise.
13094 (sse_ldmxcsr): Likewise.
13095 (sse_stmxcsr): Likewise.
13096 (*sse_sfence): Likewise.
13097 (sse2_clflush): Likewise.
13098 (*sse2_mfence): Likewise.
13099 (*sse2_lfence): Likewise.
13100 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
13101 (<sse>_movup<ssemodesuffixf2c>): Likewise.
13102 (avx_movdqu<avxmodesuffix>): Likewise.
13103 (avx_lddqu<avxmodesuffix>): Likewise.
13104 (sse2_movntv2di): Change attr "type" to "ssemov".
13105 (sse2_movntsi): Likewise.
13106 (rsqrtv8sf2): Change attr "type" to "sseadd".
13107 (sse3_addsubv2df3): Set attr "atom_unit".
13108 (sse3_h<plusminus_insn>v4sf3): Likewise.
13109 (*sse2_pmaddwd): Likewise.
13110 (*vec_extractv2di_1_rex64): Likewise.
13111 (*vec_extractv2di_1_avx): Likewise.
13112 (sse2_psadbw): Likewise.
13113 (ssse3_phaddwv8hi3): Likewise.
13114 (ssse3_phaddwv4hi3): Likewise.
13115 (ssse3_phadddv4si3): Likewise.
13116 (ssse3_phadddv2si3): Likewise.
13117 (ssse3_phaddswv8hi3): Likewise.
13118 (ssse3_phaddswv4hi3): Likewise.
13119 (ssse3_phsubwv8hi3): Likewise.
13120 (ssse3_phsubwv4hi3): Likewise.
13121 (ssse3_phsubdv4si3): Likewise.
13122 (ssse3_phsubdv2si3): Likewise.
13123 (ssse3_phsubswv8hi3): Likewise.
13124 (ssse3_phsubswv4hi3): Likewise.
13125 (ssse3_pmaddubsw128): Likewise.
13126 (sse3_pmaddubsw: Likewise.
13127 (ssse3_palignrti): Likewise.
13128 (ssse3_palignrdi): Likewise.
13130 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
13132 * doc/install.texi (Specific): Fix two cross-references to MinGW.
13134 2009-04-06 Richard Guenther <rguenther@suse.de>
13136 PR tree-optimization/28868
13137 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
13138 of which PHI results we inserted.
13139 (insert_into_preds_of_block): Record inserted PHIs.
13140 (eliminate): Eliminate redundant PHI nodes.
13141 (init_pre): Init inserted_phi_names.
13143 2009-04-06 Richard Guenther <rguenther@suse.de>
13145 PR tree-optimization/39643
13146 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
13147 IMAGPART_EXPRs of complex constants.
13148 (execute_fold_all_builtins): If we folded a call queue
13149 TODO_update_address_taken.
13151 2009-04-06 Jan Hubicka <jh@suse.cz>
13153 PR middle-end/39659
13154 * except.c (remove_unreachable_regions): Propagate may_contain_throw
13157 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
13159 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
13161 (ic_invalidate_array): Likewise.
13163 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
13165 * calls.c (emit_library_call_value_1): Fix a problem with parameter
13166 alignment for library calls.
13168 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
13170 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
13171 (mingw32 tm clause use_gcc_stdint): Set to wrap.
13172 * config/i386/mingw-stdint.h: New file.
13174 2009-04-05 Richard Guenther <rguenther@suse.de>
13176 PR tree-optimization/39648
13177 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
13178 our &A vs. &A[0] IL deficiencies.
13180 2009-04-04 Jan Hubicka <jh@suse.cz>
13182 * except.c (sjlj_find_directly_reachable_regions): Be ready for
13183 removed toplevel regions.
13184 (sjlj_mark_call_sites): Likewise.
13186 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
13188 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
13189 (cygwin tm clause use_gcc_stdint): Set to wrap.
13190 * config/i386/cygwin-stdint.h: New file.
13192 2009-04-04 Richard Guenther <rguenther@suse.de>
13194 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
13195 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
13196 single-argument PHIs if we are in loop-closed SSA form.
13197 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
13198 for the pre-condition.
13199 (slpeel_tree_peel_loop_to_edge): Likewise.
13200 (vect_build_loop_niters): Take an optional sequence to append stmts.
13201 (vect_generate_tmps_on_preheader): Likewise.
13202 (vect_do_peeling_for_loop_bound): Take extra guards for the
13204 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
13205 the cost model check.
13206 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
13207 guards if we are going to peel. Do not apply versioning in that case.
13208 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
13209 (vect_do_peeling_for_loop_bound): Likewise.
13210 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
13211 loop bound only record extra pre-conditions, do not apply loop
13214 2009-04-04 Richard Guenther <rguenther@suse.de>
13216 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
13219 2009-04-04 Jan Hubicka <jh@suse.cz>
13221 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
13222 last_basic_block for size of bb->index indexed array.
13223 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
13224 compute_out, link_btr_uses, build_btr_def_use_webs,
13225 build_btr_def_use_webs, migrate_btr_defs): Likewise.
13227 2009-04-04 Jan Hubicka <jh@suse.cz>
13229 * except.c (remove_eh_handler_and_replace): Break out from ...
13230 (remove_eh_handler): ... here.
13231 (bring_to_root): New function.
13232 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
13233 handled ones, bring others to root of tree.
13235 2009-04-04 Jan Hubicka <jh@suse.cz>
13237 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
13238 (all_phis_safe_to_merge): New function.
13239 (update_info): New structure.
13240 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
13241 (cleanup_empty_eh): Update SSA if possible.
13243 2009-04-04 Richard Guenther <rguenther@suse.de>
13245 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
13246 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
13247 (append_vuse): Likewise.
13249 2009-04-04 Jakub Jelinek <jakub@redhat.com>
13251 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
13252 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
13253 instead of REG_UNSAVED for DW_CFA_undefined.
13254 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
13255 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
13258 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
13261 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
13262 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
13263 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
13265 2009-04-04 Richard Guenther <rguenther@suse.de>
13267 PR tree-optimization/8781
13268 PR tree-optimization/37892
13269 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
13270 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
13271 (valueize_refs): Call it for *& valueizations.
13272 (shared_reference_ops_from_ref): Rename to ...
13273 (valueize_shared_reference_ops_from_ref): ... this and valueize.
13274 (shared_reference_ops_from_call): Rename to ...
13275 (valueize_shared_reference_ops_from_call): ... this and valueize.
13276 (vn_reference_lookup): Update.
13277 (visit_reference_op_call): Likewise.
13278 * tree-ssa-pre.c (phi_translate_1): Fold *&.
13279 (eliminate): Value-replace the call address in call statements.
13281 2009-04-04 Richard Guenther <rguenther@suse.de>
13283 PR tree-optimization/39636
13284 * tree-ssa-forwprop.c
13285 (forward_propagate_addr_into_variable_array_index): Check for
13286 GIMPLE_ASSIGN before accessing the rhs code.
13288 2009-04-03 Jason Merrill <jason@redhat.com>
13290 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
13292 2009-04-03 Steve Ellcey <sje@cup.hp.com>
13294 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
13295 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
13296 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
13297 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
13298 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
13299 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
13300 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
13301 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
13302 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
13303 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
13304 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
13305 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
13306 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
13307 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
13308 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
13309 Use fr_reg_or_fp01_operand instead of fr_register_operand
13311 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
13312 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
13313 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
13315 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
13317 PR rtl-optimization/39607
13318 PR rtl-optimization/39631
13322 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
13323 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
13324 instead of DF_LR_OUT.
13325 * ira-lives.c (process_bb_node_lives): Ditto.
13326 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
13327 instead of DF_LR_{OUT,IN}.
13328 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
13329 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
13331 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
13333 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
13334 (execute_lower_omp): Always run but take the short way out if -fopenmp
13336 (gate_lower_omp): Remove, forcing the pass manager to always run the
13337 pass and always set PROP_gimple_lomp.
13338 (pass_lower_omp): Remove gate function.
13339 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
13340 PROP_trees. Instead, require it.
13341 * ipa-cp.c (pass_ipa_cp): Likewise.
13342 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
13343 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
13344 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
13345 and PROP_gimple_leh.
13347 2009-04-03 Richard Guenther <rguenther@suse.de>
13349 PR middle-end/13146
13350 PR tree-optimization/23940
13351 PR tree-optimization/33237
13352 PR middle-end/33974
13353 PR middle-end/34093
13354 PR tree-optimization/36201
13355 PR tree-optimization/36230
13356 PR tree-optimization/38049
13357 PR tree-optimization/38207
13358 PR tree-optimization/38230
13359 PR tree-optimization/38301
13360 PR tree-optimization/38585
13361 PR middle-end/38895
13362 PR tree-optimization/38985
13363 PR tree-optimization/39299
13364 * tree-ssa-structalias.h: Remove.
13365 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
13366 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
13367 (struct vuse_element_d): Remove.
13368 (struct vuse_vec_d): Likewise.
13369 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
13370 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
13371 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
13372 VUSE_ELEMENT_VAR): Likewise.
13373 (struct voptype_d): Likewise.
13374 (NUM_VOP_FREE_BUCKETS): Likewise.
13375 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
13376 (struct stmt_operands_d): Remove.
13377 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
13378 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
13379 VDEF_NUM, VDEF_VECT): Likewise.
13380 (copy_virtual_operands): Remove.
13381 (operand_build_cmp): Likewise.
13382 (create_ssa_artificial_load_stmt): Likewise.
13383 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
13384 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
13385 vuse_index and mayuse_index members. Pack and move done and iter_type
13386 members to the front.
13387 (SSA_OP_VMAYUSE): Remove.
13388 (SSA_OP_VIRTUAL_USES): Adjust.
13389 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
13390 (unlink_stmt_vdef): Declare.
13391 (add_to_addressable_set): Remove.
13392 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
13393 (vrp_visit_stmt): Likewise.
13394 * doc/tree-ssa.texi (Alias analysis): Update.
13395 * doc/invoke.texi (max-aliased-vops): Remove docs.
13396 (avg-aliased-vops): Likewise.
13397 * tree-into-ssa.c (syms_to_rename): Remove.
13398 (need_to_update_vops_p): Likewise.
13399 (need_to_initialize_update_ssa_p): Rename to ...
13400 (update_ssa_initialized_fn): ... this. Track function we are
13402 (symbol_marked_for_renaming): Simplify.
13403 (add_new_name_mapping): Do not set need_to_update_vops_p.
13404 (dump_currdefs): Use SYMS_TO_RENAME.
13405 (rewrite_update_stmt): Always walk all uses/defs.
13406 (dump_update_ssa): Adjust.
13407 (init_update_ssa): Take function argument. Track what we are
13409 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
13410 (create_new_def_for): Initialize for cfun, assert we are initialized
13412 (mark_sym_for_renaming): Simplify.
13413 (mark_set_for_renaming): Do not initialize update-ssa.
13414 (need_ssa_update_p): Simplify. Take function argument.
13415 (name_mappings_registered_p): Assert we ask for the correct function.
13416 (name_registered_for_update_p): Likewise.
13417 (ssa_names_to_replace): Likewise.
13418 (release_ssa_name_after_update_ssa): Likewise.
13419 (update_ssa): Likewise. Use SYMS_TO_RENAME.
13420 (dump_decl_set): Do not print a newline.
13421 (debug_decl_set): Do it here.
13422 (dump_update_ssa): And here.
13423 * tree-ssa-loop-im.c (move_computations): Adjust.
13424 (movement_possibility): Likewise.
13425 (determine_max_movement): Likewise.
13426 (gather_mem_refs_stmt): Likewise.
13427 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
13428 or NAME_MEMORY_TAG.
13429 * tree-complex.c (update_all_vops): Remove.
13430 (expand_complex_move): Adjust.
13431 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
13432 Simplify test for memory referencing statement. Exclude
13433 non-invariant ADDR_EXPRs.
13434 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
13435 * tree-loop-distribution.c (generate_memset_zero): Adjust.
13436 (rdg_flag_uses): Likewise.
13437 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
13439 (tree_optimize_tail_calls_1): Also split the
13440 edge from the entry block if we have degenerate PHI nodes in
13441 the first basic block.
13442 * tree.c (init_ttree): Remove memory-tag related code.
13443 (tree_code_size): Likewise.
13444 (tree_node_structure): Likewise.
13445 (build7_stat): Re-write to be build6_stat.
13446 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
13447 (SSA_VAR_P): Adjust.
13448 (struct tree_memory_tag): Remove.
13449 (struct tree_memory_partition_tag): Likewise.
13450 (union tree_node): Adjust.
13451 (build7): Re-write to be build6.
13452 * tree-pass.h (pass_reset_cc_flags): Remove.
13453 (TODO_update_address_taken): New flag.
13454 (pass_simple_dse): Remove.
13455 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
13456 * params.h (MAX_ALIASED_VOPS): Remove.
13457 (AVG_ALIASED_VOPS): Likewise.
13458 * omp-low.c (expand_omp_taskreg): Update SSA form.
13459 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
13460 aliases the lhs in a copy stmt.
13461 * tree-ssa-dse.c (struct address_walk_data): Remove.
13462 (memory_ssa_name_same): Likewise.
13463 (memory_address_same): Likewise.
13464 (get_kill_of_stmt_lhs): Likewise.
13465 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
13466 unused stores. Look through PHI nodes into post-dominated regions.
13467 (dse_optimize_stmt): Simplify. Properly remove stores.
13468 (tree_ssa_dse): Compute dominators.
13469 (execute_simple_dse): Remove.
13470 (pass_simple_dse): Likewise.
13471 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
13472 gimple_loaded_syms and gimple_stored_syms computation.
13473 * toplev.c (dump_memory_report): Dump alias and pta stats.
13474 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
13475 (vn_reference_eq): Likewise.
13476 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
13477 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
13478 valueize_vuses): Remove.
13479 (get_def_ref_stmt_vuses): Simplify. Rename to ...
13480 (get_def_ref_stmt_vuse): ... this.
13481 (vn_reference_lookup_2): New function.
13482 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
13483 walking equivalent vuses. Simplify.
13484 (vn_reference_lookup): Likewise.
13485 (vn_reference_insert): Likewise.
13486 (vn_reference_insert_pieces): Likewise.
13487 (visit_reference_op_call): Simplify.
13488 (visit_reference_op_load): Likewise.
13489 (visit_reference_op_store): Likewise.
13490 (init_scc_vn): Remove shared_lookup_vuses initialization.
13491 (free_scc_vn): Remove shared_lookup_vuses freeing.
13492 (sort_vuses, sort_vuses_heap): Remove.
13493 (get_ref_from_reference_ops): Export.
13494 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
13495 vector with single vuse pointer.
13496 (vn_reference_lookup_pieces, vn_reference_lookup,
13497 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
13498 (shared_vuses_from_stmt): Remove.
13499 (get_ref_from_reference_ops): Declare.
13500 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
13501 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
13502 memory-tag related code.
13503 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
13504 (likely_value): Add comment, skip static-chain of call statements.
13505 (surely_varying_stmt_p): Adjust.
13506 (gimplify_and_update_call_from_tree): Likewise.
13507 (execute_fold_all_builtins): Do not rebuild alias info.
13508 (gimplify_and_update_call_from_tree): Properly update VOPs.
13509 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
13510 (copy_ref_info): Remove memory-tag related code.
13511 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
13512 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
13513 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
13515 * tree-ssa-dom.c (gimple_p): Remove typedef.
13516 (eliminate_redundant_computations): Adjust.
13517 (record_equivalences_from_stmt): Likewise.
13518 (avail_expr_hash): Likewise.
13519 (avail_expr_eq): Likewise.
13520 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
13521 (stmt_makes_single_load): Likewise.
13522 (stmt_makes_single_store): Likewise.
13523 * tree-ssa-alias.c: Rewrite completely.
13524 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
13525 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
13526 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
13527 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
13528 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
13529 Remove public functions.
13530 (pass_reset_cc_flags): Remove.
13531 (pass_build_alias): Move ...
13532 * tree-ssa-structalias.c (pass_build_alias): ... here.
13533 * tree-ssa-alias.c (may_be_aliased): Move ...
13534 * tree-flow-inline.h (may_be_aliased): ... here.
13535 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
13536 count_uses_and_derefs): Move ...
13537 * gimple.c: ... here.
13538 * gimple.h (count_uses_and_derefs): Declare.
13539 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
13540 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
13541 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
13542 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
13543 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
13544 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
13545 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
13547 * tree-dfa.c (refs_may_alias_p): Move ...
13548 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
13549 * tree-ssa-alias.h: New file.
13550 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
13551 (statement_sink_location): Likewise.
13552 * opts.c (decode_options): Do not adjust max-aliased-vops or
13553 avg-aliased-vops values.
13554 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
13555 (TV_CALL_CLOBBER): Likewise.
13556 (TV_FLOW_SENSITIVE): Likewise.
13557 (TV_FLOW_INSENSITIVE): Likewise.
13558 (TV_MEMORY_PARTITIONING): Likewise.
13559 (TV_ALIAS_STMT_WALK): New timevar.
13560 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
13561 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
13562 (get_address_description): Remove memory-tag related code.
13563 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
13564 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
13565 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
13566 and immediate uses in statements. Document.
13567 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
13568 (dump_symbols): Remove.
13569 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
13570 * alias.c (get_deref_alias_set): New function split out from ...
13571 (get_alias_set): ... here.
13572 * alias.h (get_deref_alias_set): Declare.
13573 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
13574 type parameter. Remove restrict pointer handling. Create a
13575 ref-all pointer in case type-based alias sets do not conflict.
13576 (vect_analyze_data_refs): Remove SMT related code.
13577 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
13578 (vectorizable_load): Likewise.
13579 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
13580 (DR_SYMBOL_TAG, DR_VOPS): Remove.
13581 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
13582 Ignore vops and SMTs.
13583 (dr_analyze_alias): Likewise..
13584 (free_data_ref): Likewise.
13585 (create_data_ref): Likewise.
13586 (analyze_all_data_dependences): Likewise.
13587 (get_references_in_stmt): Adjust.
13588 * tree-flow-inline.h (gimple_aliases_computed_p,
13589 gimple_addressable_vars, gimple_call_clobbered_vars,
13590 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
13591 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
13592 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
13593 gimple_mem_ref_stats): Remove.
13594 (gimple_vop): New function.
13595 (op_iter_next_use): Remove vuses and mayuses cases.
13596 (op_iter_next_def): Remove vdefs case.
13597 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
13598 (clear_and_done_ssa_iter): Do not set removed fields.
13599 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
13600 Assert we are not iterating over vuses or vdefs if not also
13601 iterating over uses or defs.
13602 (op_iter_init_use): Likewise.
13603 (op_iter_init_def): Likewise.
13604 (op_iter_next_vdef): Remove.
13605 (op_iter_next_mustdef): Likewise.
13606 (op_iter_init_vdef): Likewise.
13607 (compare_ssa_operands_equal): Likewise.
13608 (link_use_stmts_after): Handle vuse operand.
13609 (is_call_used): Use is_call_clobbered.
13610 (is_call_clobbered): Global variables are always call clobbered,
13611 query the call-clobbers bitmap.
13612 (mark_call_clobbered): Ignore global variables.
13613 (clear_call_clobbered): Likewise.
13614 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
13615 virtual operands sanity check.
13616 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
13618 (TARGET_MEM_REF): Remove TMR_TAG operand.
13619 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
13620 Remove call-clobber related code.
13621 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
13622 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
13623 partitions or escape reason.
13624 (get_single_def_stmt, get_single_def_stmt_from_phi,
13625 get_single_def_stmt_with_phi): Remove.
13626 (dump_referenced_vars): Tidy.
13627 (get_ref_base_and_extent): Allow bare decls.
13628 (collect_dfa_stats): Adjust.
13629 * graphite.c (rename_variables_in_stmt): Adjust.
13630 (graphite_copy_stmts_from_block): Likewise.
13631 (translate_clast): Likewise.
13632 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
13634 (translate_vuse_through_block): Use the oracle.
13635 (phi_translate_1): Adjust.
13636 (value_dies_in_block_x): Use the oracle. Cache the outcome
13638 (valid_in_sets): Check if the VUSE for
13639 a REFERENCE is available.
13640 (eliminate): Do not remove stmts during elimination,
13641 instead queue and remove them afterwards.
13642 (do_pre): Do not rebuild alias info.
13643 (pass_pre): Run TODO_rebuild_alias before PRE.
13644 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
13645 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
13646 (mark_all_v_defs_stmt): Remove.
13647 (mark_all_v_defs_seq): Adjust.
13648 (sra_replace): Likewise.
13649 (scalarize_use): Likewise.
13650 (scalarize_copy): Likewise.
13651 (scalarize_init): Likewise.
13652 (scalarize_ldst): Likewise.
13653 (todoflags): Remove.
13654 (tree_sra): Do not rebuild alias info.
13655 (tree_sra_early): Adjust.
13656 (pass_sra): Run TODO_update_address_taken before SRA.
13657 * tree-predcom.c (set_alias_info): Remove.
13658 (prepare_initializers_chain): Do not call it.
13659 (mark_virtual_ops_for_renaming): Adjust.
13660 (mark_virtual_ops_for_renaming_list): Remove.
13661 (initialize_root_vars): Adjust.
13662 (initialize_root_vars_lm): Likewise.
13663 (prepare_initializers_chain): Likewise.
13664 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
13665 (may_propagate_copy_into_stmt): Likewise.
13666 (merge_alias_info): Do nothing for now.
13667 (propagate_tree_value_into_stmt): Adjust.
13668 (stmt_may_generate_copy): Likewise.
13669 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
13670 not mark symbols for renaming.
13671 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
13672 with the same statement, make sure to update the new pointed-to one.
13673 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
13674 call statements, do not mark symbols for renaming.
13675 (mark_operand_necessary): Dump something.
13676 (ref_may_be_aliased): New function.
13677 (mark_aliased_reaching_defs_necessary_1): New helper function.
13678 (mark_aliased_reaching_defs_necessary): Likewise.
13679 (mark_all_reaching_defs_necessary_1): Likewise.
13680 (mark_all_reaching_defs_necessary): Likewise.
13681 (propagate_necessity): Do not process virtual PHIs. For
13682 non-aliased loads mark all reaching definitions as necessary.
13683 For aliased loads and stores mark the immediate dominating
13684 aliased clobbers as necessary.
13685 (visited): New global static.
13686 (perform_tree_ssa_dce): Free visited bitmap after propagating
13688 (remove_dead_phis): Perform simple dead virtual PHI removal.
13689 (remove_dead_stmt): Properly unlink virtual operands when
13691 (eliminate_unnecessary_stmts): Schedule PHI removal after
13693 * tree-ssa-ter.c (is_replaceable_p): Adjust.
13694 (process_replaceable): Likewise.
13695 (find_replaceable_in_bb): Likewise.
13696 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
13697 based on the single gimple vop.
13698 (verify_flow_insensitive_alias_info): Remove.
13699 (verify_flow_sensitive_alias_info): Likewise.
13700 (verify_call_clobbering): Likewise.
13701 (verify_memory_partitions): Likewise.
13702 (verify_alias_info): Likewise.
13703 (verify_ssa): Adjust..
13704 (execute_update_addresses_taken): Export. Update SSA
13705 manually. Optimize only when optimizing. Use a local bitmap.
13706 (pass_update_address_taken): Remove TODO_update_ssa, add
13708 (pass_update_address_taken): Just use TODO_update_address_taken.
13709 (init_tree_ssa): Do not initialize addressable_vars.
13710 (verify_ssa): Verify new VUSE / VDEF properties.
13711 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
13712 Do not call verify_alias_info.
13713 (delete_tree_ssa): Clear the VUSE, VDEF operands.
13714 Do not free the loaded and stored syms bitmaps. Reset the escaped
13715 and callused solutions. Do not free addressable_vars.
13716 Remove memory-tag related code.
13717 (warn_uninitialized_var): Aliases are always available.
13718 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
13719 * lambda-code.c (can_put_in_inner_loop): Adjust.
13720 (can_put_after_inner_loop): Likewise.
13721 (perfect_nestify): Likewise.
13722 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
13723 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
13724 (vectorizable_conversion): Do not mark symbols for renaming.
13725 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
13726 (expand_call_inline): Unlink the calls virtual operands before
13728 (tree_function_versioning): Do not call update_ssa if we are not
13729 updating clones. Simplify.
13730 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
13731 (propagate_with_phi): Likewise..
13732 * tree-outof-ssa.c (create_temp): Remove memory tag and call
13733 clobber code. Assert we are not aliased or global.
13734 * tree-flow.h: Include tree-ssa-alias.h
13735 (enum escape_type): Remove.
13736 (struct mem_sym_stats_d): Likewise.
13737 (struct mem_ref_stats_d): Likewise.
13738 (struct gimple_df): Add vop member. Remove global_var,
13739 call_clobbered_vars, call_used_vars, addressable_vars,
13740 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
13741 escaped and callused members.
13742 (struct ptr_info_def): Remove all members, add points-to solution
13744 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
13745 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
13746 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
13747 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
13748 (tree-ssa-alias.o): Likewise.
13749 (toplev.o): Add tree-ssa-alias.h
13750 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
13751 * gimple.c (gimple_set_bb): Fix off-by-one error.
13752 (is_gimple_reg): Do not handle memory tags.
13753 (gimple_copy): Also copy virtual operands.
13754 Delay updating the statement. Do not reset loaded and stored syms.
13755 (gimple_set_stored_syms): Remove.
13756 (gimple_set_loaded_syms): Likewise.
13757 (gimple_call_copy_skip_args): Copy the virtual operands
13758 and mark the new statement modified.
13759 * tree-ssa-structalias.c (may_alias_p): Remove.
13760 (set_uids_in_ptset): Take the alias set to prune with as
13761 parameter. Fold in the alias test of may_alias_p.
13762 (compute_points_to_sets): Compute whether a ptr is dereferenced
13763 in a local sbitmap.
13764 (process_constraint): Deal with &ANYTHING on the lhs, reject all
13765 other ADDRESSOF constraints on the lhs.
13766 (get_constraint_for_component_ref): Assert that we don't get
13767 ADDRESSOF constraints from the base of the reference.
13768 Properly generate UNKNOWN_OFFSET for DEREF if needed.
13769 (struct variable_info): Remove collapsed_to member.
13770 (get_varinfo_fc): Remove.
13771 (new_var_info): Do not set collapsed_to.
13772 (dump_constraint): Do not follow cycles.
13773 (dump_constraint_graph): Likewise.
13774 (build_pred_graph): Likewise.
13775 (build_succ_graph): Likewise.
13776 (rewrite_constraints): Likewise.
13777 (do_simple_structure_copy): Remove.
13778 (do_rhs_deref_structure_copy): Remove.
13779 (do_lhs_deref_structure_copy): Remove.
13780 (collapse_rest_of_var): Remove.
13781 (do_structure_copy): Re-implement.
13782 (pta_stats): New global variable.
13783 (dump_pta_stats): New function.
13784 (struct constraint_expr): Make offset signed.
13785 (UNKNOWN_OFFSET): Define special value.
13786 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
13787 (solution_set_expand): New helper function split out from ...
13788 (do_sd_constraint): ... here.
13789 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
13790 (do_ds_constraint): Likewise.
13791 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
13792 and CALLUSED = *CALLUSED.
13793 (set_union_with_increment): Make inc argument signed.
13794 (type_safe): Remove.
13795 (get_constraint_for_ptr_offset): Handle unknown and negative
13797 (first_vi_for_offset): Handle offsets before start. Bail
13798 out early for offsets beyond the variable extent.
13799 (first_or_preceding_vi_for_offset): New function.
13800 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
13801 Together with ESCAPED = *ESCAPED this properly computes reachability.
13802 (find_what_var_points_to): New function.
13803 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
13804 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
13805 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
13806 pt_solutions_intersect): New functions.
13807 (compute_call_used_vars): Remove.
13808 (compute_may_aliases): New main entry into PTA computation.
13809 * gimple.h (gimple_p): New typedef.
13810 (struct gimple_statement_base): Remove references_memory_p.
13811 (struct gimple_statement_with_memory_ops_base): Remove
13812 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
13814 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
13815 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
13816 gimple_set_references_memory): Remove.
13817 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
13818 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
13820 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
13821 (verify_expr): Allow RESULT_DECL.
13822 (gimple_duplicate_bb): Do not copy virtual operands.
13823 (gimple_duplicate_sese_region): Adjust.
13824 (gimple_duplicate_sese_tail): Likewise.
13825 (mark_virtual_ops_in_region): Remove.
13826 (move_sese_region_to_fn): Do not call it.
13827 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
13828 and pass_simple_dse.
13829 (execute_function_todo): Handle TODO_update_address_taken,
13830 call execute_update_addresses_taken for TODO_rebuild_alias.
13831 (execute_todo): Adjust.
13832 (execute_one_pass): Init dump files early.
13833 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
13835 (create_general_new_stmt): Clear vops.
13836 * tree-ssa-reassoc.c (get_rank): Adjust.
13837 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
13838 symbols for renaming.
13839 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
13840 (PARAM_AVG_ALIASED_VOPS): Likewise.
13841 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
13842 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
13843 * tree-ssa-operands.c: Simplify for new virtual operand representation.
13844 (operand_build_cmp, copy_virtual_operands,
13845 create_ssa_artificial_load_stmt, add_to_addressable_set,
13846 gimple_add_to_addresses_taken): Remove public functions.
13847 (unlink_stmt_vdef): New function.
13849 2009-04-03 Alan Modra <amodra@bigpond.net.au>
13851 * config.gcc (powerpc-*-linux*): Merge variants.
13853 2009-04-02 Chao-ying Fu <fu@mips.com>
13854 James Grosbach <james.grosbach@microchip.com>
13856 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
13857 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
13859 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
13860 keep_interrupts_masked_p, use_debug_exception_return_p.
13861 (mips_attribute_table): Add interrupt, use_shadow_register_set,
13862 keep_interrupts_masked, use_debug_exception_return.
13863 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
13864 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
13866 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
13867 (mips_print_operand): Process COP0 registers to print $0 .. $31
13868 correctly for GAS to process.
13869 (mips_interrupt_extra_call_saved_reg_p): New function.
13870 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
13872 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
13873 (mips_compute_frame_info): Add supports for interrupt context that
13874 includes doubleword accumulators and COP0 registers.
13875 (mips_for_each_saved_acc): New function.
13876 (mips_for_each_saved_gpr_and_fpr): Change the function name from
13877 mips_for_each_saved_reg.
13878 (mips_save_reg): Save accumulators.
13879 (mips_kernel_reg_p): A new for_each_rtx callback.
13880 (mips_expand_prologue): Support interrupt handlers.
13881 (mips_restore_reg): Restore accumulators.
13882 (mips_expand_epilogue): Support interrupt handlers.
13883 (mips_can_use_return_insn): Return false for interrupt handlers.
13884 (mips_epilogue_uses): New function.
13885 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
13886 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
13887 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
13888 cop0_move): New instructions.
13889 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
13890 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
13892 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
13894 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
13895 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
13896 interrupt handlers, we use K0 as the temporary register.
13897 (EPILOGUE_USES): Change to a function call.
13898 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
13899 handlers, we use K0 as the temporary register.
13901 * doc/extend.texi (Function Attributes): Document interrupt,
13902 use_shadow_register_set, keep_interrupts_masked,
13903 use_debug_exception_return for MIPS attributes.
13905 2009-04-03 Alan Modra <amodra@bigpond.net.au>
13907 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
13908 Remove a number of t-files from tmake_file.
13909 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
13910 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
13911 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
13912 target_prototype, not TARGET_PROTOTYPE.
13913 (LINK_OS_GNU_SPEC): Define.
13914 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
13915 and darwin-ldoubdle.c.
13917 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
13920 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
13921 (cpp_options): Ditto.
13922 (default_compilers): Ditto.
13923 (display_help): Ditto.
13924 (process_command): Ditto.
13925 (do_spec_1): Ditto.
13926 (set_input): Use lbasename instead of duplicate code.
13927 (save_temps_prefix): New static for -save-temps=obj.
13928 (save_temps_length): Ditto.
13930 * doc/invoke.texi (-save-temps=obj): Document new variant to
13931 -save-temps switch.
13933 2009-04-02 Jeff Law <law@redhat.com>
13935 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
13938 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
13940 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
13941 * configure: Regenerated.
13943 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
13945 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
13946 share the argument list.
13948 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
13952 2009-02-12 Diego Novillo <dnovillo@google.com>
13954 * varpool.c (debug_varpool): New.
13955 * cgraph.h (debug_varpool): Declare.
13957 2009-04-02 Jan Hubicka <jh@suse.cz>
13959 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
13962 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
13964 * config/i386/i386.c (ix86_abi): Move initialization to ...
13965 (override_options): Here.
13967 2009-04-02 Christian Bruel <christian.bruel@st.com>
13969 * config/sh/sh.c (sh_dwarf_register_span): New function.
13970 (TARGET_DWARF_REGISTER_SPAN): Define.
13971 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
13973 2009-04-02 Ira Rosen <irar@il.ibm.com>
13975 PR tree-optimization/39595
13976 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
13977 interleaved loads group is not greater than the SLP group size.
13979 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
13981 * builtins.c (is_builtin_name): New.
13982 (called_as_built_in): Use is_builtin_name.
13983 * tree.h (is_builtin_name): New.
13984 * varasm.c (incorporeal_function_p): Use is_builtin_name
13986 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
13988 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
13990 2009-04-02 Dodji Seketeli <dodji@redhat.com>
13993 * c-decl.c (clone_underlying_type): Move this ...
13994 * c-common.c (set_underlying_type): ... here.
13995 Also, make sure the function properly sets TYPE_STUB_DECL() on
13996 the newly created typedef variant type.
13997 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
13998 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
14001 2009-04-02 Richard Guenther <rguenther@suse.de>
14003 PR tree-optimization/37221
14004 * tree-flow.h (degenerate_phi_result): Declare.
14005 * tree-ssa-dom.c (degenerate_phi_result): Export.
14006 * tree-scalar-evolution.c (analyze_initial_condition): If
14007 the initial condition is defined by a degenerate PHI node
14008 use the degenerate value.
14010 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
14012 PR rtl-optimization/39588
14013 * combine.c (merge_outer_ops): Do not set the constant when this
14015 (simplify_shift_const_1): Do not modify it either in this case.
14017 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
14019 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
14020 tuning is deprecated if -mtune value is set to an Itanium1 variant.
14022 2009-04-01 Janis Johnson <janis187@us.ibm.com>
14025 * c-lex.c (interpret_float): Default (no suffix) is double.
14027 2009-04-1 Xinliang David Li <davidxl@google.com>
14029 * config/i386/i386.c (legitimate_constant_p): Recognize
14030 all one vector constant.
14032 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14034 * config/vax/vax.c: Add #includes to silence warnings.
14035 Change #include order to silence two warnings.
14037 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14039 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
14040 (ASM_SPEC): Pass -k to the assembler for PIC code.
14042 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14044 * config.gcc: Add vax-*-linux* to the switch.
14045 * config/vax/linux.h: New file. (TARGET_VERSION,
14046 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
14048 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14050 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
14051 Use predicate macros instead of GET_CODE() == foo.
14052 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
14053 ashlsi3, rotrsi3, <unnamed>): Likewise.
14055 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14057 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
14058 jbbccihi, jbbccisi): Remova trailing whitespace.
14059 * config/vax/constraints.md: Likewise.
14060 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
14061 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
14062 * config/vax/predicates.md: Likewise.
14063 * config/vax/vax.c (print_operand_address, vax_output_int_move,
14064 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
14065 * config/vax/vax.h: Likewise.
14066 * config/vax/vax.md (nonlocal_goto): Likewise.
14068 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14070 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
14071 (indirectable_address_p, adjacent_operands_p): Add spaces around
14073 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
14075 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14077 * config/vax/vax.c (legitimate_constant_address_p,
14078 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
14079 index_term_p, reg_plus_index_p, legitimate_address_p,
14080 vax_mode_dependent_address_p): Update comments to match functions
14081 modified by the recent int->bool conversion.
14083 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14085 * config/vax/builtins.md: Update copyright message.
14086 * config/vax/constraints.md: Likewise.
14087 * config/vax/netbsd-elf.h: Likewise.
14088 * config/vax/predicates.md: Likewise.
14089 * config/vax/vax-protos.h: Likewise.
14090 * config/vax/vax.c: Likewise.
14091 * config/vax/vax.h: Likewise.
14092 * config/vax/vax.md: Likewise.
14093 * config/vax/vax.opt: Likewise.
14095 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14097 * config/vax/builtins.md (ffssi2, ffssi2_internal,
14098 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
14099 * config/vax/constraints.md (B, R): Likewise.
14100 * config/vax/predicates.md (external_memory_operand,
14101 nonimmediate_addsub_di_operand): Likewise.
14102 * config/vax/vax.c (vax_output_int_add): Likewise.
14103 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
14104 untyped_call): Likewise.
14106 2009-04-01 Matt Thomas <matt@3am-software.com>
14108 * config/vax/predicates.md: New file.
14109 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
14110 external_const_operand, nonsymbolic_operand, external_memory_operand,
14111 indirect_memory_operand, indexed_memory_operand,
14112 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
14113 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
14115 * config/vax/constraints.md: New file.
14116 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
14118 * config/vax/builtins.md: New file.
14119 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
14120 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
14122 * config/vax/vax.opt (mqmath): Add option.
14123 * config/vax/vax.md (isfx): Extend with DI.
14124 (VAXintQH, VAXintQHSD): Define.
14125 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
14126 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
14127 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
14128 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
14129 (movdi): Update constraints and use vax_output_int_move().
14130 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
14131 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
14132 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
14133 nonlocal_goto): New.
14134 (mov<mode>): Extend accepted operand types.
14135 (subdi3_old): Rename from subdi3, change update constraints and use
14136 a new implementation.
14137 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
14138 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
14139 MOVE_RATIO, CLEAR_RATIO): Define.
14140 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
14141 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
14142 (PRINT_OPERAND): Redefine using a function instead of inlined code.
14143 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
14144 (split_quadword_operands): Make static and really allow variable
14146 (print_operand_address): Update for PIC generation.
14147 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
14148 indexable_address_p, fixup_mathdi_operand,
14149 vax_expand_addsub_di_operands, adjacent_operands_p): New.
14150 (vax_float_literal, legitimate_constant_p,
14151 indirectable_constant_address_p, index_term_p,
14152 reg_plus_index_p): Return bool instead of int.
14153 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
14155 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
14157 (vax_output_conditional_branch): Indent.
14158 (legitimate_constant_address_p, indirectable_constant_address_p,
14159 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
14160 vax_mode_dependent_address_p): Return bool instead of int, update for
14162 * config/vax/vax-protos.h (legitimate_constant_address_p,
14163 legitimate_constant_p, legitimate_address_p,
14164 vax_mode_dependent_address_p): Change declaration to bool.
14165 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
14166 vax_expand_addsub_di_operands, vax_output_int_subtract,
14167 vax_output_movmemsi): Declare.
14168 (split_quadword_operands, vax_float_literal): Delete declaration.
14169 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
14170 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
14171 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
14172 ASM_OUTPUT_DWARF_PCREL): Define.
14173 (ASM_SPEC): Change definition to allow PIC generation.
14175 2009-04-01 Steve Ellcey <sje@cup.hp.com>
14177 * doc/sourcebuild.texi: Update front-end requirements.
14179 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14182 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
14183 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
14184 (booldi3_internal3): Use boolean_or_operator instead of
14187 2009-04-01 Joseph Myers <joseph@codesourcery.com>
14190 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
14191 declarator whose size is not an integer constant expression but
14192 folds to an integer constant, then treat it as a constant
14195 2009-04-01 Richard Guenther <rguenther@suse.de>
14197 * fold-const.c (fold_plusminus_mult_expr): Do not fold
14198 i * 4 + 2 to (i * 2 + 1) * 2.
14200 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14203 * c-parser.c (c_parser_asm_statement): Skip until close paren and
14204 return if c_parser_asm_string_literal returned NULL.
14206 2009-04-01 Nick Clifton <nickc@redhat.com>
14208 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
14210 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
14211 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
14212 other typedefs to avoid conflicts with libgcc2.c. Define labels
14213 to gain 16-bit bit-manipulation functions from libgcc2.c and then
14215 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
14216 to gain 16-bit trapping arithmetic functions from libgcc2.c and
14219 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
14221 * varasm.c (default_function_rodata_section): Declare DOT as
14224 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
14225 Andrey Galkin <agalkin@hypercom.com>
14228 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
14229 Make object_name unique for each process.
14231 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14234 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
14235 addressable variables in the parallel that could go out of scope while
14236 running queued tasks.
14238 2009-04-01 Anatoly Sokolov <aesok@post.ru>
14240 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
14241 (CASE_VALUES_THRESHOLD): Redefine.
14242 * config/avr/avr.c (avr_override_options): Remove initialization of
14243 avr_case_values_threshold variable.
14244 (avr_case_values_threshold): Remove variable. Add new function.
14245 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
14246 * config/avr/avr.opt (mno-tablejump): Remove option.
14247 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
14249 2009-04-01 DJ Delorie <dj@redhat.com>
14251 * varasm.c (default_function_rodata_section): Don't assume
14252 anything about where the first '.' in the section name is.
14254 2009-04-01 Alan Modra <amodra@bigpond.net.au>
14256 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
14257 rs6000_emit_stack_tie.
14259 2009-03-31 Ian Lance Taylor <iant@google.com>
14261 * tree-eh.c (tree_remove_unreachable_handlers): Compare
14262 gimple_code with GIMPLE_RESX, not RESX.
14264 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14266 * c-common.c (c_get_ident): New.
14267 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
14269 2009-04-01 Ben Elliston <bje@au.ibm.com>
14271 * config/rs6000/sysv4.opt (msdata): Improve option description.
14273 2009-03-31 Steve Ellcey <sje@cup.hp.com>
14275 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
14276 (divdf3_internal_lat): Remove.
14277 (divxf3_internal_lat): Remove.
14278 (divxf3_internal_thr): Remove.
14279 (divxf): Use divxf3_internal.
14280 * config/ia64/div.md (divsf3_internal_lat): New.
14281 (divdf3_internal_lat): New.
14282 (divxf3_internal): New.
14284 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14287 * Makefile.in (USE_GCC_STDINT): Define.
14288 (stmp-int-hdrs): Install stdint.h if applicable.
14289 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
14291 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
14292 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
14293 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
14294 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14295 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14296 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14297 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14298 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14299 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14300 (c_common_nodes_and_builtins): Initialize
14301 underlying_wchar_type_node. Do not initialize
14302 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
14303 nodes for new types.
14304 (c_stddef_cpp_builtins): Define macros for new types.
14305 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
14307 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
14308 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
14309 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
14310 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
14311 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
14312 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
14313 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
14314 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
14315 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
14316 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
14317 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
14318 int16_type_node, int32_type_node, int64_type_node,
14319 uint8_type_node, uint16_type_node, c_uint32_type_node,
14320 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
14321 int_least32_type_node, int_least64_type_node,
14322 uint_least8_type_node, uint_least16_type_node,
14323 uint_least32_type_node, uint_least64_type_node,
14324 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
14325 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
14326 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
14327 uintptr_type_node): Define.
14328 * c-cppbuiltin.c (builtin_define_constants,
14329 builtin_define_type_minmax): New.
14330 (builtin_define_stdint_macros): Define more macros.
14331 (c_cpp_builtins): Define more limit macros.
14332 (type_suffix): New.
14333 (builtin_define_type_max): Define in terms of
14334 builtin_define_type_minmax. Remove is_long parameter. All
14336 * config.gcc (use_gcc_stdint): Define.
14337 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
14338 Add newlib-stdint.h for generic targets.
14339 * config/glibc-stdint.h, config/newlib-stdint.h,
14340 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
14341 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
14342 * config/score/score.h (UINTPTR_TYPE): Define.
14343 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
14344 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
14345 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14346 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14347 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14348 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14349 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14350 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14351 * config/spu/spu.h (STDINT_LONG32): Define.
14352 * configure.ac (use_gcc_stdint): Substitute.
14353 * configure: Regenerate.
14354 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
14355 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
14356 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
14357 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
14358 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
14359 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
14360 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
14361 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
14362 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
14363 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
14364 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
14365 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
14366 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
14367 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
14368 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
14369 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
14370 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
14371 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
14372 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
14373 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
14374 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
14375 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
14376 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
14377 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14378 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14379 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14380 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14381 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14382 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
14384 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
14386 * loop-iv.c (suitable_set_for_replacement): Renamed from
14387 simplify_using_assignment; changed to return bool and to accept new
14388 args DEST and SRC. Return true iff we find a source/destination pair
14389 that can be used to make a replacement, and fill SRC and DEST if so.
14390 Remove arg ALTERED. Don't deal with altered regs here. All callers
14392 (simplify_using_initial_values): Deal with altered regs here and track
14393 more precisely the effect they have on the validity of our expression.
14395 * loop-iv.c (simplify_using_condition): A condition of the form
14396 (EQ REG CONST) can be used to simply make a substitution.
14397 (simplify_using_initial_values): Keep track of conditions we have seen
14398 and keep using them to simplify new expressions, while applying the
14399 same substitutions to them as to the expression.
14401 * simplify-rtx.c (simplify_relational_operation_1): Simplify
14402 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
14405 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
14406 changed. Use this when trying to improve the upper bound.
14407 Generate the comparison by using simplify_gen_relational.
14409 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
14411 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
14413 (simplify_using_assignment, simplify_using_initial_values): Call
14414 replace_in_expr to make replacements. Call replace_single_def_regs
14415 once on the initial version of the expression.
14417 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14420 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
14422 2009-03-31 Richard Guenther <rguenther@suse.de>
14424 PR middle-end/31029
14425 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
14426 equality comparisons. Fold C - X CMP X if C % 2 == 1.
14428 2009-03-31 Richard Guenther <rguenther@suse.de>
14430 * tree.h (div_if_zero_remainder): Declare.
14431 * fold-const.c (div_if_zero_remainder): Export.
14432 * tree-ssa-forwprop.c
14433 (forward_propagate_addr_into_variable_array_index): Handle
14434 constant array index addition outside of the variable index.
14436 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14439 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
14440 define_splits, floatunssi<mode>2): Require x87 conversions from
14441 DImode to be permitted.
14443 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14445 PR preprocessor/15638
14446 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
14448 2009-03-31 Richard Guenther <rguenther@suse.de>
14450 PR middle-end/23401
14451 PR middle-end/27810
14452 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
14453 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
14454 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
14455 a separate statement.
14456 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
14457 (lookup_tmp_var): Likewise.
14458 (is_gimple_formal_tmp_or_call_rhs): Remove.
14459 (is_gimple_reg_or_call_rhs): Rename to ...
14460 (is_gimple_reg_rhs_or_call): ... this.
14461 (is_gimple_mem_or_call_rhs): Rename to ...
14462 (is_gimple_mem_rhs_or_call): ... this.
14463 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
14464 DECL_GIMPLE_REG_P only if is_formal is true.
14465 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
14466 for non-proper post-modify expression gimplification.
14467 (gimplify_self_mod_expr): For post-modify expressions gimplify
14468 the lvalue to a minimal lvalue.
14469 (rhs_predicate_for): Remove formal temp case.
14470 (gimplify_modify_expr_rhs): Likewise.
14471 (gimplify_addr_expr): Use is_gimple_reg.
14472 (gimplify_expr): Remove formal temp cases.
14473 (gimple_regimplify_operands): Likewise.
14474 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
14475 and FILTER_EXPR like constants.
14476 * gimple.c (walk_gimple_op): Fix val_only initialization, use
14478 (is_gimple_formal_tmp_rhs): Remove.
14479 (is_gimple_reg_rhs): Remove special casing.
14480 (is_gimple_mem_rhs): Fix.
14481 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
14482 (is_gimple_formal_tmp_var): Remove.
14483 (is_gimple_formal_tmp_reg): Likewise.
14484 (is_gimple_min_lval): Allow invariant component ref parts.
14485 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
14486 is_gimple_formal_tmp_reg): Remove declarations.
14487 * tree-cfg.c (verify_expr): Verify that variables with address
14488 taken do not have DECL_GIMPLE_REG_P set.
14489 * tree-mudflap.c (mf_build_check_statement_for): Use
14490 force_gimple_operand instead of gimplify_expr.
14492 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
14494 * modulo-sched.c (sms_schedule_by_order): Pass the actual
14495 schedulable rows to compute_split_row.
14497 2009-03-31 Ben Elliston <bje@au.ibm.com>
14500 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
14503 2009-03-31 Alan Modra <amodra@bigpond.net.au>
14505 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
14506 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
14507 * configure: Regenerate.
14508 * config.in: Regenerate.
14509 * config/rs6000/rs6000.opt (mtls-markers): Add.
14510 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
14511 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
14512 (tls_ld_aix, tls_ld_sysv): Likewise.
14513 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
14514 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
14516 2009-03-31 Alan Modra <amodra@bigpond.net.au>
14518 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
14520 2009-03-30 Jan Hubicka <jh@suse.cz>
14522 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
14524 (tree_remove_unreachable_handlers): Cleanup EH predecestor
14525 detection and label handling.
14527 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
14529 * ira-int.h (ira_allocno): Rename left_conflicts_num to
14530 left_conflicts_size.
14531 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
14532 ALLOCNO_LEFT_CONFLICTS_SIZE.
14534 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
14535 remove_allocno_from_bucket_and_push,
14536 allocno_spill_priority_compare, push_allocnos_to_stack,
14537 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
14538 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
14539 (setup_allocno_left_conflicts_num): Ditto. Rename to
14540 setup_allocno_left_conflicts_size.
14541 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
14542 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
14543 setup_allocno_left_conflicts_size instead of
14544 setup_allocno_left_conflicts_num.
14546 * ira-build.c (ira_create_allocno): Use
14547 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
14548 ALLOCNO_LEFT_CONFLICTS_NUM.
14550 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
14552 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
14553 instead of DF_LR_OUT.
14555 * ira-lives.c (process_bb_node_lives): Ditto.
14557 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
14558 instead of DF_LR_{OUT,IN}.
14560 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
14562 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
14564 2009-03-30 Jan Hubicka <jh@suse.cz>
14566 * except.c (label_to_region_map): Fix thinko.
14568 2009-03-30 Steve Ellcey <sje@cup.hp.com>
14570 PR middle-end/38237
14571 * tree.h (tree_find_value): New declaration.
14572 * tree.c (tree_find_value): New function.
14573 * varasm.c (assemble_external): Avoid duplicate entries on lists.
14575 2009-03-30 Jakub Jelinek <jakub@redhat.com>
14578 * c-decl.c (struct c_binding): Add locus field.
14579 (bind): Add locus argument, set locus field from it.
14580 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
14581 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
14582 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
14583 implicitly_declare, undeclared_variable, lookup_label,
14584 declare_label, c_make_fname_decl, c_builtin_function,
14585 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
14588 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
14591 * config/i386/i386.c (classify_argument): Check total size of
14594 2009-03-30 Martin Jambor <mjambor@suse.cz>
14596 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
14597 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
14598 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
14601 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
14602 seen_variable_array_ref while also traversing a union.
14604 * tree-inline.c (optimize_inline_calls): Do not call
14605 cgraph_node_remove_callees.
14606 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
14607 (pass_remove_cgraph_callee_edges): New variable.
14608 * passes.c (init_optimization_passes): Add
14609 pass_remove_cgraph_callee_edges after early inlining and before all
14610 late intraprocedural passes.
14612 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
14614 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14616 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
14617 Fix typos in names.
14619 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14621 * combine.c (simplify_comparison): Use have_insn_for.
14622 * dojump.c (do_jump): Likewise.
14624 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14626 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
14627 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
14628 sparc_compare_op0 like sparc_compare_emitted used to be handled.
14629 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
14630 instead of sparc_compare_emitted.
14631 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
14632 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
14633 instead of sparc_compare_emitted.
14635 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14637 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
14638 enter/exit cfglayout mode.
14639 (pass_partition_block): Require it.
14640 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
14641 (combine_instructions): Track basic blocks instead of labels.
14642 (update_cfg_for_uncondjump): New.
14643 (try_combine): Use it. Update jumps after rescanning.
14644 (pass_combine): Require PROP_cfglayout.
14645 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
14647 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14649 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
14650 Provide/destroy PROP_cfglayout respectively.
14651 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
14652 * tree-pass.h (PROP_cfglayout): New.
14654 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14656 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
14657 fold_convert_const_fixed_from_fixed,
14658 fold_convert_const_fixed_from_int,
14659 fold_convert_const_fixed_from_real, fold_negate_const): Do not
14660 set TREE_CONSTANT_OVERFLOW.
14661 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
14662 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
14664 2009-03-30 Ira Rosen <irar@il.ibm.com>
14666 * tree-vect-loop-manip.c: New file.
14667 * tree-vectorizer.c: Update documentation and included files.
14668 (vect_loop_location): Make extern.
14669 (rename_use_op): Move to tree-vect-loop-manip.c
14670 (rename_variables_in_bb, rename_variables_in_loop,
14671 slpeel_update_phis_for_duplicate_loop,
14672 slpeel_update_phi_nodes_for_guard1,
14673 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
14674 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
14675 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
14676 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
14677 find_loop_location): Likewise.
14678 (new_stmt_vec_info): Move to tree-vect-stmts.c.
14679 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
14680 get_vectype_for_scalar_type, vect_is_simple_use,
14681 supportable_widening_operation, supportable_narrowing_operation):
14683 (bb_in_loop_p): Move to tree-vect-loop.c.
14684 (new_loop_vec_info, destroy_loop_vec_info,
14685 reduction_code_for_scalar_code, report_vect_op,
14686 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
14687 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
14688 (vect_supportable_dr_alignment): Likewise.
14689 * tree-vectorizer.h (tree-data-ref.h): Include.
14690 (vect_loop_location): Declare.
14691 Reorganize function declarations according to the new file structure.
14692 * tree-vect-loop.c: New file.
14693 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
14694 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
14695 * tree-vect-data-refs.c: New file.
14696 * tree-vect-patterns.c (timevar.h): Don't include.
14697 * tree-vect-stmts.c: New file.
14698 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
14699 tree-vect-slp.c, tree-vect-loop.c.
14700 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
14701 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
14702 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
14703 (tree-vect-analyze.o): Remove.
14704 (tree-vect-transform.o): Likewise.
14705 (tree-vect-data-refs.o): Add rule.
14706 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
14707 tree-vect-slp.o): Likewise.
14708 (tree-vect-patterns.o): Remove redundant dependencies.
14709 (tree-vectorizer.o): Likewise.
14710 * tree-vect-slp.c: New file.
14712 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14714 * optc-gen.awk: Warn if an option flag has multiple different
14717 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
14719 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
14720 -floop-block): Document dependences on PPL, CLooG and Graphite.
14722 2009-03-30 Joseph Myers <joseph@codesourcery.com>
14724 PR rtl-optimization/323
14725 * c-common.c (c_fully_fold, convert_and_check,
14726 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
14727 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
14728 * c-common.def (EXCESS_PRECISION_EXPR): New.
14729 * c-cppbuiltin.c (builtin_define_float_constants): Define
14730 constants with enough digits for long double.
14731 * c-lex.c (interpret_float): Interpret constant with excess
14732 precision where appropriate.
14733 * c-opts.c (c_common_post_options): Set
14734 flag_excess_precision_cmdline. Give an error for
14735 -fexcess-precision=standard for C++ for processors where the
14736 option is significant.
14737 * c-parser.c (c_parser_conditional_expression): Handle excess
14738 precision in condition.
14739 * c-typeck.c (convert_arguments): Handle arguments with excess
14741 (build_unary_op): Move excess precision outside operation.
14742 (build_conditional_expr): Likewise.
14743 (build_compound_expr): Likewise.
14744 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
14745 (build_modify_expr): Handle excess precision in RHS.
14746 (convert_for_assignment): Handle excess precision in converted
14748 (digest_init, output_init_element, process_init_element): Handle
14749 excess precision in initializer.
14750 (c_finish_return): Handle excess precision in return value.
14751 (build_binary_op): Handle excess precision in operands and add
14752 excess precision as needed for operation.
14753 * common.opt (-fexcess-precision=): New option.
14754 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
14755 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
14756 For standard excess precision, output explicit conversion to and
14757 truncation from XFmode.
14758 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
14759 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
14760 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
14761 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
14762 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
14763 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
14764 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
14765 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
14766 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
14767 define_splits, sqrt<mode>2): Disable where appropriate for
14768 standard excess precision.
14769 * convert.c (convert_to_real): Do not shorten arithmetic to type
14770 for which excess precision would be used.
14771 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
14772 * doc/invoke.texi (-fexcess-precision=): Document option.
14773 (-mfpmath=): Correct index entry.
14774 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
14775 flag_excess_precision): New.
14776 * langhooks.c (lhd_post_options): Set
14777 flag_excess_precision_cmdline.
14778 * opts.c (common_handle_option): Handle -fexcess-precision=.
14779 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
14780 init_excess_precision): New.
14781 (lang_dependent_init_target): Call init_excess_precision.
14782 * tree.c (excess_precision_type): New.
14783 * tree.h (excess_precision_type): Declare.
14785 2009-03-30 Joseph Myers <joseph@codesourcery.com>
14788 * c-typeck.c (build_component_ref): Do not copy qualifiers from
14789 non-lvalue to component.
14791 2009-03-29 Joseph Myers <joseph@codesourcery.com>
14793 PR preprocessor/34695
14794 * Makefile.in (c-opts.o): Depend on c-tree.h.
14795 * c-common.c: Move down include of diagnostic.h.
14796 (done_lexing, c_cpp_error): New.
14797 * c-common.h (done_lexing): Declare.
14798 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
14800 * c-opts.c: Include c-tree.h.
14801 (c_common_init_options): Set preprocessor error callback.
14802 (c_common_handle_option): Do not set preprocessor
14803 inhibit_warnings, warnings_are_errors, warn_system_headers,
14804 pedantic_errors or inhibit_warnings flags.
14805 (c_common_post_options): Do not check cpp_errors (parse_in).
14806 (c_common_finish): Do not output dependencies if there were
14807 errors. Do not check return value of cpp_finish.
14808 * c-ppoutput.c (pp_file_change): Set input_location.
14809 * c-tree.h (c_cpp_error): Declare.
14810 * diagnostic.c (diagnostic_set_info_translated): Also initialize
14812 (diagnostic_build_prefix): Check override_column.
14813 * diagnostic.h (diagnostic_info): Add override_column field.
14814 (diagnostic_override_column): Define.
14816 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
14818 * c-common.c (c_expand_expr, c_staticp): Remove.
14819 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
14820 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
14821 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
14822 * c-gimplify.c (gimplify_compound_literal_expr,
14823 optimize_compound_literals_in_ctor): Remove.
14824 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
14825 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
14826 * c-semantics.c (emit_local_var): Remove.
14828 * langhooks-def.h (lhd_expand_expr): Remove.
14829 * langhooks.c (lhd_expand_expr): Remove.
14830 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
14832 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
14833 handling from c-semantics.c; don't call into langhook.
14834 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
14835 * gimplify.c (gimplify_compound_literal_expr,
14836 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
14837 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
14838 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
14839 as was done in c-gimplify.c.
14840 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
14841 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
14842 Move from c-common.h.
14843 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
14845 * tree.c (staticp): Do not call langhook.
14846 * langhooks.c (lhd_staticp): Delete.
14847 * langhooks-def.h (lhd_staticp): Delete prototype.
14848 (LANG_HOOKS_STATICP): Delete.
14849 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
14851 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
14852 instead of DECL_STMTs.
14854 2009-03-29 Joseph Myers <joseph@codesourcery.com>
14862 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
14864 (fold_call_expr): Return a NOP_EXPR from folding rather than the
14865 contained expression.
14866 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
14867 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
14868 conditional expressions for C.
14869 (decl_constant_value_for_optimization): Move from
14870 decl_constant_value_for_broken_optimization in c-typeck.c. Check
14871 whether optimizing and that the expression is a VAR_DECL not of
14872 array type instead of doing such checks in the caller. Do not
14873 check pedantic. Call gcc_unreachable for C++.
14874 * c-common.def (C_MAYBE_CONST_EXPR): New.
14875 * c-common.h (c_fully_fold, c_save_expr,
14876 decl_constant_value_for_optimization): New prototypes.
14877 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
14878 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
14879 EXPR_INT_CONST_OPERANDS): Define.
14880 * c-convert.c (convert): Strip nops from expression.
14881 * c-decl.c (groktypename): Take extra parameters expr and
14882 expr_const_operands. Update call to grokdeclarator.
14883 (start_decl): Update call to grokdeclarator. Add statement for
14884 expressions used in type of decl.
14885 (grokparm): Update call to grokdeclarator.
14886 (push_parm_decl): Update call to grokdeclarator.
14887 (build_compound_literal): Add parameter non_const and build a
14888 C_MAYBE_COSNT_EXPR if applicable.
14889 (grokdeclarator): Take extra parameters expr and
14890 expr_const_operands. Track expressions used in declaration
14891 specifiers and declarators. Fold array sizes and track whether
14892 they are constant expressions and whether they are integer
14893 constant expressions.
14894 (parser_xref_tag): Set expr and expr_const_operands fields in
14896 (grokfield): Update call to grokdeclarator.
14897 (start_function): Update call to grokdeclarator.
14898 (build_null_declspecs): Set expr and expr_const_operands fields in
14900 (declspecs_add_type): Handle expressions in typeof specifiers.
14901 * c-parser.c (c_parser_declspecs): Set expr and
14902 expr_const_operands fields for declaration specifiers.
14903 (c_parser_enum_specifier): Likewise.
14904 (c_parser_struct_or_union_specifier): Likewise.
14905 (c_parser_typeof_specifier): Likewise. Update call to
14906 groktypename. Fold expression as needed. Return expressions with
14907 type instead of adding statements.
14908 (c_parser_attributes): Update calls to c_parser_expr_list.
14909 (c_parser_statement_after_labels): Fold expression before passing
14910 to objc_build_throw_stmt.
14911 (c_parser_condition): Fold expression.
14912 (c_parser_asm_operands): Fold expression.
14913 (c_parser_conditional_expression): Use c_save_expr. Update call
14914 to build_conditional_expr.
14915 (c_parser_alignof_expression): Update call to groktypename.
14916 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
14917 original_code. Fold expression argument of va_arg. Create
14918 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
14919 argument to va_arg. Update calls to groktypename. Fold array
14920 index for offsetof. Verify that first argument to
14921 __builtin_choose_expr has integer type.
14922 (c_parser_postfix_expression_after_paren_type): Update calls to
14923 groktypename and build_compound_literal. Handle expressions with
14924 side effects in type name.
14925 (c_parser_postfix_expression_after_primary): Update call to
14926 c_parser_expr_list. Set original_code for calls to
14927 __builtin_constant_p.
14928 (c_parser_expr_list): Take extra parameter fold_p. Fold
14929 expressions if requested.
14930 (c_parser_objc_type_name): Update call to groktypename.
14931 (c_parser_objc_synchronized_statement): Fold expression.
14932 (c_parser_objc_receiver): Fold expression.
14933 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
14934 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
14935 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
14936 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
14937 (struct c_typespec): Add elements expr and expr_const_operands.
14938 (struct c_declspecs): Add elements expr and expr_const_operands.
14939 (groktypename, build_conditional_expr, build_compound_literal):
14941 (in_late_binary_op): Declare.
14942 * c-typeck.c (note_integer_operands): New function.
14943 (in_late_binary_op): New variable.
14944 (decl_constant_value_for_broken_optimization): Move to c-common.c
14945 and rename to decl_constant_value_for_optimization.
14946 (default_function_array_conversion): Do not strip nops.
14947 (default_conversion): Do not call
14948 decl_constant_value_for_broken_optimization.
14949 (build_array_ref): Do not fold result.
14950 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
14951 result when operand is a VLA.
14952 (c_expr_sizeof_type): Update call to groktypename. Handle
14953 expressions included in type name. Use C_MAYBE_CONST_EXPR for
14954 result when operand names a VLA type.
14955 (build_function_call): Update call to build_compound_literal.
14956 Only fold result for calls to __builtin_* functions. Strip
14957 NOP_EXPR from INTEGER_CST returned from such functions. Fold
14958 the function designator.
14959 (convert_arguments): Fold arguments. Update call to
14960 convert_for_assignment.
14961 (build_unary_op): Handle increment and decrement of
14962 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
14963 decrement earlier. Fold operand of increment and decrement.
14964 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
14965 built for integer operand. Wrap returns that are INTEGER_CSTs
14966 without being integer constant expressions or that have integer
14967 constant operands without being INTEGER_CSTs.
14968 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
14969 (build_conditional_expr): Add operand ifexp_bcp. Track whether
14970 result is an integer constant expression or can be used in
14971 unevaluated parts of one and avoid folding and wrap as
14972 appropriate. Fold operands before possibly doing -Wsign-compare
14974 (build_compound_expr): Wrap result for C99 if operands can be used
14975 in integer constant expressions.
14976 (build_c_cast): Update call to digest_init. Do not ignore
14977 overflow from casting floating-point constants to integers. Wrap
14978 results that could be confused with integer constant expressions,
14979 null pointer constants or floating-point constants.
14980 (c_cast_expr): Update call to groktypename. Handle expressions
14981 included in type name.
14982 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
14983 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
14984 Update calls to convert_for_assignment.
14985 (convert_for_assignment): Take new parameter
14986 null_pointer_constant. Do not strip nops or call
14987 decl_constant_value_for_broken_optimization. Set
14988 in_late_binary_op for conversions to boolean.
14989 (store_init_value): Update call to digest_init.
14990 (digest_init): Take new parameter null_pointer_constant. Do not
14991 call decl_constant_value_for_broken_optimization. pedwarn for
14992 initializers not constant expressions. Update calls to
14993 convert_for_assignment.
14994 (constructor_nonconst): New.
14995 (struct constructor_stack): Add nonconst element.
14996 (really_start_incremental_init, push_init_level, pop_init_level):
14997 Handle constructor_nonconst and nonconst element.
14998 (set_init_index): Call constant_expression_warning for array
15000 (output_init_element): Fold value. Set constructor_nonconst as
15001 applicable. pedwarn for initializers not constant expressions.
15002 Update call to digest_init. Call constant_expression_warning
15003 where constant initializers are required.
15004 (process_init_element): Use c_save_expr.
15005 (c_finish_goto_ptr): Fold expression.
15006 (c_finish_return): Fold return value. Update call to
15007 convert_for_assignment.
15008 (c_start_case): Fold switch expression.
15009 (c_process_expr_stmt): Fold expression.
15010 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
15011 ensure statement expression is not evaluated in constant expression.
15012 (build_binary_op): Track whether results are integer constant
15013 expressions or may occur in such, disable folding and wrap results
15014 as applicable. Fold operands for -Wsign-compare warnings unless
15016 (c_objc_common_truthvalue_conversion): Handle results folded to
15017 integer constants that are not integer constant expressions.
15018 * doc/extend.texi: Document when typeof operands are evaluated,
15019 that condition of __builtin_choose_expr is an integer constant
15020 expression, and more about use of __builtin_constant_p in
15023 2009-03-29 Richard Guenther <rguenther@suse.de>
15025 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
15026 propagate addresses of array references.
15028 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
15030 * regmove.c (perhaps_ends_bb_p): Remove.
15031 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
15032 from INSN and check that the main loop stays within that basic block.
15033 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
15034 (regmove_forward_pass): Split out from regmove_optimize. Use
15035 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
15036 (regmove_backward_pass): Split out from regmove_optimize. Use
15037 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
15038 (regmove_optimize): Simplify.
15040 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
15043 * config/i386/i386.c (classify_argument): Ignore flexible array
15044 member in struct and warn ABI change.
15046 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
15048 * config/i386/i386-protos.h (ix86_agi_dependent): New.
15050 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
15051 (ix86_adjust_cost): Updated.
15053 2009-03-29 Jan Hubicka <jh@suse.cz>
15055 PR middle-end/28850
15056 * tree-pass.h (pass_cleanup_eh): New function.
15057 (remove_unreachable_regions): Break code handling RTL
15058 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
15059 that can not be reached by runtime.
15060 (can_be_reached_by_runtime): New function.
15061 (label_to_region_map): New function.
15062 (num_eh_regions): New function.
15063 (rtl_remove_unreachable_regions): New function.
15064 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
15065 (remove_eh_region): New function.
15066 * except.h: Include sbitmap and vecprim.
15067 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
15068 num_eh_regions): Declare.
15069 * passes.c (init_optimization_passes): Schedule cleanup_eh.
15070 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
15071 * tree-eh.c (tree_remove_unreachable_handlers): New function.
15072 (tree_empty_eh_handler_p): New function.
15073 (cleanup_empty_eh): New function.
15074 (cleanup_eh): New function.
15075 (pass_cleanup_eh): New function.
15077 2009-03-29 Jan Hubicka <jh@suse.cz>
15079 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
15080 for removed regions.
15082 2009-03-29 Jan Hubicka <jh@suse.cz>
15084 * except.c (dump_eh_tree): Dump all datastructures.
15086 2009-03-29 Jan Hubicka <jh@suse.cz>
15088 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
15089 (duplicate_eh_regions_1): Likewise.
15090 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
15091 vector; call EH verification.
15092 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
15093 Be ready for region being removed.
15095 2009-03-29 Jan Hubicka <jh@suse.cz>
15097 * bitmap.c (bitmap_last_set_bit): New function.
15098 * bitmap.h (bitmap_last_set_bit): Declare.
15100 2009-03-29 David Ayers <ayers@fsfe.org>
15103 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
15104 by calling objc_compare_types and surpress warnings about
15105 incompatible C pointers that are compatible ObjC pointers.
15107 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
15109 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
15110 call initialize_inline_failed.
15111 (initialize_inline_failed): Move it from here ...
15112 * cgraph.c (initialize_inline_failed): ... to here.
15113 (cgraph_create_edge): Call initialize_inline_failed rather than
15114 setting inline_failed directly.
15116 2009-03-29 Ben Elliston <bje@au.ibm.com>
15119 * sysv4.opt (msdata): Improve comment.
15120 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
15121 * sysv4.h (SVR4_ASM_SPEC): Likewise.
15123 2009-03-29 Ben Elliston <bje@au.ibm.com>
15126 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
15127 load and store attributes.
15129 2009-03-29 Ben Elliston <bje@au.ibm.com>
15131 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
15132 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
15133 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
15134 * doc/extend.texi (X86 Built-in Functions): Add index entries for
15135 __builtin_infq and __builtin_huge_valq.
15137 2009-03-28 Anatoly Sokolov <aesok@post.ru>
15139 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
15141 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
15142 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
15144 2009-03-28 Xinliang David Li <davidxl@google.com>
15146 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
15147 (do_dbg_cnt): New function.
15149 2009-03-28 Jan Hubicka <jh@suse.cz>
15151 Merge from pretty-ipa:
15153 2009-03-27 Jan Hubicka <jh@suse.cz>
15155 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
15156 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
15157 * passes.c (function_called_by_processed_nodes_p): New.
15158 * ipa-pure-const.c (check_call): Fix handling of operands.
15159 (analyze_function): Dump debug output for skipped bodies.
15160 (local_pure_const): Use function_called_by_processed_nodes_p.
15161 * dwarf2out.c (reference_to_unused): Use output.
15162 * passes.c (do_per_function_toporder): Likewise.
15164 2008-11-12 Jan Hubicka <jh@suse.cz>
15166 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
15167 * ipa-pure-const.c (funct_state_d): Add can throw field; make
15168 state_set_in_source enum
15169 (check_decl): Ignore memory tags; do not set fake looping flags;
15171 (check_operand, check_tree, check_rhs_var, check_lhs_var,
15172 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
15173 (check_call, analyze_function): Rewrite.
15175 (add_new_function): Update call of analyze_function.
15176 (generate_summary): Add call of analyze_function.
15177 (propagate): Propagate can_throw; handle state_set_in_source correctly.
15178 (local_pure_const): New function.
15179 (pass_local_pure_const): New pass.
15180 * ipa-inline.c (inline_transform): Set after_inlining.
15181 * tree-eh.c (stmt_can_throw_external): New.
15182 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
15183 work with aliasing built.
15184 * tree-flow.h (stmt_can_throw_external): New.
15185 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
15186 and local pure/const pass in early and late optimization queue.
15188 2009-03-28 Martin Jambor <mjambor@suse.cz>
15190 * fold-const.c (get_pointer_modulus_and_residue): New parameter
15192 (fold_binary): Allow function decl aligment consideration is the
15193 second argument is integer constant one.
15194 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
15195 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
15196 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
15198 2009-03-28 Jan Hubicka <jh@suse.cz>
15200 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
15201 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
15202 * function.h (rtl_data): Add nothrow flag.
15203 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
15204 set DECL_NOTHROW for AVAILABLE functions.
15206 2009-03-28 Jakub Jelinek <jakub@redhat.com>
15208 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
15209 following vector keyword has expansion starting with pixel or bool
15210 keyword, expand vector to __vector and pixel or bool to __pixel or
15214 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
15215 warn_if_disallowed_function_p): Removed.
15216 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
15217 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
15218 warning_if_disallowed_function_p.
15219 * flags.h (warn_if_disallowed_function_p,
15220 warn_disallowed_functions): Removed.
15221 * common.opt (Wdisallowed-function-list=): Removed.
15222 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
15224 2009-03-28 Richard Guenther <rguenther@suse.de>
15226 PR tree-optimization/38723
15227 * tree-ssa-pre.c (compute_avail): Add all default definitions to
15230 2009-03-28 Jan Hubicka <jh@suse.cz>
15232 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
15233 test introduced by my previous patch.
15235 2009-03-28 Richard Guenther <rguenther@suse.de>
15237 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
15238 the PHIs value undefined.
15240 2009-03-28 Jan Hubicka <jh@suse.cz>
15242 * tree-pass.h (pass_fixup_cfg): New pass.
15243 * ipa-inline.c (inline_transform): Set
15244 always_inline_functions_inlined/after_inlining.
15245 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
15246 (pass_fixup_cfg): New pass.
15247 * passes.c (init_optimization_passes): Add fixup_cfg.
15249 2009-03-28 Richard Guenther <rguenther@suse.de>
15251 PR tree-optimization/38458
15252 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
15253 argument use the arguments copy-of value.
15255 2009-03-28 Richard Guenther <rguenther@suse.de>
15257 PR tree-optimization/38180
15258 * tree-ssa-ccp.c (get_default_value): Simplify.
15259 (likely_value): Likewise.
15260 (surely_varying_stmt_p): Properly handle VOP case.
15261 (ccp_initialize): Likewise.
15262 (ccp_fold): Handle propagating through *&.
15263 (fold_const_aggregate_ref): Also handle decls.
15265 2009-03-28 Jan Hubicka <jh@suse.cz>
15267 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
15268 * cgraph.h (cgraph_node): Likewise.
15269 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
15270 (cgraph_reset_node): Use process flag.
15271 (cgraph_mark_functions_to_output): Likewise.
15272 (cgraph_expand_function): Likewise.
15273 (cgraph_expand_all_functions): Likewise.
15274 (cgraph_output_in_order): Likewise.
15275 * dwarf2out.c (reference_to_unused): Likewise.
15276 * passes.c do_per_function_toporder): Likewise.
15278 2009-03-28 Jan Hubicka <jh@suse.cz>
15280 Bring from lto-branch:
15282 2008-09-03 Doug Kwan <dougkwan@google.com>
15284 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
15285 enums instead of reason strings.
15286 * cgraph.c (cgraph_create_edge): Same.
15287 (cgraph_inline_failed_string): New function.
15288 * cgraph.h (cgraph_inline_failed_t): New enum type.
15289 (cgraph_inline_failed_string): New prototype.
15290 (struct cgraph_edge): Change type of INLINED_FAILED from constant
15291 char pointer to cgraph_inline_failed_t.
15292 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
15293 (cgraph_default_inline_p): Ditto.
15294 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
15295 to cgraph_inline_failed_t pointer.
15296 * cif-code.def: New file.
15297 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
15299 (cgraph_check_inline_limits): Change type of REASON to pointer to
15300 cgraph_inline_failed_t. Replace reason strings with enums.
15301 (cgraph_default_inline_p): Ditto.
15302 (cgraph_recursive_inlining_p): Ditto.
15303 (update_caller_keys): Change type of FAILED_REASON to
15304 cgraph_inline_failed_t.
15305 (cgraph_set_inline_failed): Change type of REASON to pointer to
15306 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
15307 convert enums to strings for text output.
15308 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
15309 to be of type cgraph_inline_failed_t. Replace reason strings with
15310 enums. Call cgraph_inline_failed_string to covert enums
15311 to strings for text output.
15312 (cgraph_decide_inlining): Replace reason strings with enums.
15313 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
15314 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
15316 * tree-inline.c (expand_call_inline): Change type of REASON
15317 to cgraph_inline_failed_t. Replace reason strings with enums.
15318 Call cgraph_inline_failed_string for text output.
15319 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
15322 2009-03-28 Jan Hubicka <jh@suse.cz>
15324 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
15325 cgraph_clone_node): Remove master clone handling.
15326 (cgraph_is_master_clone, cgraph_master_clone): Remove.
15327 * cgraph.h (master_clone): Remove.
15328 (cgraph_is_master_clone, cgraph_master_clone): Remove.
15329 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
15330 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
15332 2009-03-28 Jan Hubicka <jh@suse.cz>
15334 * cgraph.c (cgraph_function_body_availability): Functions declared
15335 inline are always safe to assume that it is not going to be replaced.
15337 2009-03-28 Richard Guenther <rguenther@suse.de>
15339 PR tree-optimization/38513
15340 * tree-ssa-pre.c (eliminate): Remove redundant stores.
15341 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
15342 EXC_PTR_EXPR and FILTER_EXPR.
15343 (get_ref_from_reference_ops): Likewise.
15345 2009-03-28 Richard Guenther <rguenther@suse.de>
15347 PR tree-optimization/38968
15348 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
15349 Use FLOOR_MOD_EXPR to compute misalignment.
15351 2009-03-28 Richard Guenther <rguenther@suse.de>
15353 PR tree-optimization/37795
15354 * tree.h (combine_comparisons): Declare.
15355 * fold-const.c (combine_comparisons): Export.
15356 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
15358 (ifcombine_iforif): Use combine_comparisons.
15360 2009-03-28 Jan Hubicka <jh@suse.cz>
15362 * tree-eh.c (inlinable_call_p): New function.
15363 (make_eh_edges): Use it.
15364 (verify_eh_edges): Use it.
15365 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
15366 * except.c (reachable_next_level): Add inlinable_function argument
15367 (sjlj_find_directly_reachable_regions): Update.
15368 (add_reachable_handler): Do not set saw_any_handlers.
15369 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
15370 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
15371 Add new inlinable call parameter.
15372 (can_throw_internal, can_throw_external): Update.
15373 * except.h (can_throw_internal_1, can_throw_external_1,
15374 foreach_reachable_handler): Update declaration.
15376 2009-03-28 Joseph Myers <joseph@codesourcery.com>
15378 * config/arm/t-arm-coff, config/h8300/coff.h,
15379 config/i386/i386-aout.h, config/i386/i386-coff.h,
15380 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
15381 config/pdp11/2bsd.h, config/rs6000/aix41.h,
15382 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
15383 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
15384 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
15385 sys-types.h: Remove.
15386 * Makefile.in: Remove protoize and fixproto support and references
15388 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
15389 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
15391 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
15392 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
15393 unprotoize$(exeext).
15394 (rest.encap): Don't depend on $(STMP_FIXPROTO)
15395 (.PHONY): Don't depend on proto.
15396 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
15397 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
15398 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
15399 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
15400 build/gen-protos.o, build/scan.o, xsys-protos.h,
15401 build/fix-header$(build_exeext), build/fix-header.o,
15402 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
15403 stmp-install-fixproto): Remove.
15404 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
15405 SYSCALLS.c or fixproto files.
15406 (install-common): Don't install protoize.
15407 (install-headers-tar, install-headers-cpio, install-headers-cp):
15408 Don't depend on $(STMP_FIXPROTO).
15409 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
15410 install fixproto files or write out fixproto settings.
15411 (uninstall): Don't uninstall protoize.
15412 * config.gcc (use_fixproto): Remove.
15413 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
15414 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
15415 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
15416 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
15417 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
15418 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
15419 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
15420 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
15421 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
15422 * config/t-vxworks (STMP_FIXPROTO): Remove.
15423 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
15424 STMP_FIXPROTO): Remove.
15425 * config.in, configure: Regenerate.
15426 * crtstuff.c (gid_t, uid_t): Don't undefine.
15427 * doc/install.texi: Change m68k-coff to m68k-elf in example.
15428 (arm-*-coff, arm-*-aout: Remove target entries.
15429 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
15430 Remove mention of AIX 4.1.
15431 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
15432 * doc/invoke.texi (Running Protoize): Remove.
15433 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
15434 (Protoize Caveats): Remove.
15435 * tsystem.h: Update comments on headers assumed to exist.
15437 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
15439 * genautomata.c: Add a new year to the copyright. Add a new
15441 (struct insn_reserv_decl): Add comments for member bypass_list.
15442 (find_bypass): Remove.
15443 (insert_bypass): New.
15444 (process_decls): Use insert_bypass.
15445 (output_internal_insn_latency_func): Output all bypasses with the
15446 same input insn in one switch case.
15448 * rtl.def (define_bypass): Describe bypass choice.
15449 * doc/md.texi (define_bypass): Ditto.
15451 2009-03-27 Richard Guenther <rguenther@suse.de>
15453 * gimplify.c (mark_addressable): Export.
15454 * tree-flow.h (mark_addressable): Declare.
15455 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
15456 * tree-ssa.c (verify_phi_args): Verify that address taken
15457 variables have TREE_ADDRESSABLE set.
15459 2009-03-27 Richard Guenther <rguenther@suse.de>
15461 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
15462 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
15463 Do not mark decls TREE_ADDRESSABLE.
15464 (build_fold_addr_expr): Adjust.
15465 (fold_addr_expr): Remove.
15466 (fold_unary): Use build_fold_addr_expr.
15467 (fold_comparison): Likewise.
15468 (split_address_to_core_and_offset): Likewise.
15469 * coverage.c (tree_coverage_counter_addr): Mark the array decl
15471 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
15472 (gimplify_modify_expr_to_memcpy): Mark source and destination
15474 * omp-low.c (create_omp_child_function): Mark the object decl
15476 (lower_rec_input_clauses): Mark the var we take the address of
15478 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
15480 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15482 PR middle-end/39315
15483 * cfgexpand.c (expand_one_stack_var_at): Change alignment
15484 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
15486 2009-03-27 Richard Guenther <rguenther@suse.de>
15488 PR tree-optimization/39120
15489 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
15491 (handle_lhs_call): Process return constraints. Add escape
15492 constraints if necessary.
15493 (handle_const_call): Fill out return constraints. Make nested
15494 case more precise. Avoid consttmp if possible.
15495 (handle_pure_call): Fill out return constraints. Avoid
15496 callused if possible.
15497 (find_func_aliases): Simplify call handling.
15499 2009-03-27 Richard Guenther <rguenther@suse.de>
15501 PR tree-optimization/39120
15502 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
15503 as a representative.
15504 (solve_graph): Do propagate CALLUSED.
15505 (handle_pure_call): Use a scalar constraint from CALLUSED for
15507 (find_what_p_points_to): CALLUSED shall not appear in poins-to
15510 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15513 * c-common.c (handle_aligned_attribute): Properly check alignment
15514 overflow. Use (1U << i) instead of (1 << i).
15516 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
15518 * expr.h (get_mem_align_offset): Updated.
15520 * tree.h (tree_decl_common): Change align to "unsigned int" and
15521 move it before pointer_alias_set.
15523 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15524 Jakub Jelinek <jakub@redhat.com>
15527 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
15528 gr_register_operand with gr_reg_or_0_operand.
15529 (cmpxchg_rel_di): Likewise.
15530 (sync_lock_test_and_set<mode>): Likewise.
15532 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15534 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
15535 (true_regnum): Likewise.
15537 * rtlanal.c (subreg_info): Moved to ...
15538 * rtl.h (subreg_info): Here. New.
15539 (subreg_get_info): New.
15541 * rtlanal.c (subreg_get_info): Make it extern.
15543 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15546 * config/i386/i386.c (ix86_abi): New.
15547 (override_options): Handle -mabi=.
15548 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
15549 (ix86_call_abi_override): Likewise.
15550 (init_cumulative_args): Likewise.
15551 (function_arg_advance): Likewise.
15552 (function_arg_64): Likewise.
15553 (function_arg): Likewise.
15554 (ix86_pass_by_reference): Likewise.
15555 (ix86_function_value_regno_p): Likewise.
15556 (ix86_build_builtin_va_list_abi): Likewise.
15557 (setup_incoming_varargs_64): Likewise.
15558 (is_va_list_char_pointer): Likewise.
15559 (ix86_init_machine_status): Likewise.
15560 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
15561 (ix86_function_type_abi): Return enum calling_abi. Rewrite
15562 for 64bit. Replace DEFAULT_ABI with ix86_abi.
15563 (ix86_function_abi): Make it static and return enum calling_abi.
15564 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
15566 (ix86_fn_abi_va_list): Updated.
15568 * config/i386/i386.h (ix86_abi): New.
15569 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
15570 (CONDITIONAL_REGISTER_USAGE): Likewise.
15571 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
15572 (machine_function): Likewise.
15574 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
15576 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
15577 (STACK_BOUNDARY): Likewise.
15578 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
15580 * config/i386/i386.opt (mabi=): New.
15582 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
15583 return enum calling_abi.
15584 (ix86_function_type_abi): Likewise.
15585 (ix86_function_abi): Removed.
15587 * doc/invoke.texi: Document -mabi= option for x86.
15589 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15591 * builtins.c (real_dconstp): Delete.
15592 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
15594 2009-03-27 Dodji Seketeli <dodji@redhat.com>
15595 Jakub Jelinek <jakub@redhat.com>
15598 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
15599 (gen_subprogram_die): When a function is explicit, generate the
15600 DW_AT_explicit attribute.
15601 * langhooks.h (struct lang_hooks_for_decls): Add
15602 function_decl_explicit_p langhook.
15603 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
15604 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
15606 2009-03-27 Jakub Jelinek <jakub@redhat.com>
15608 * builtins.c (fold_builtin_memory_op): Optimize memmove
15609 into memcpy if we can prove source and destination don't overlap.
15611 * tree-inline.c: Include gt-tree-inline.h.
15612 (clone_fn_id_num): New variable.
15613 (clone_function_name): New function.
15614 (tree_function_versioning): Use it.
15615 * Makefile.in (GTFILES): Add tree-inline.c.
15617 2009-03-27 Mark Mitchell <mark@codesourcery.com>
15619 * BASE-VER: Change to 4.5.0.
15621 2009-03-27 Xinliang David Li <davidxl@google.com>
15623 PR tree-optimization/39557
15624 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
15626 2009-03-27 Xinliang David Li <davidxl@google.com>
15628 PR tree-optimization/39548
15629 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
15632 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15634 * c-common.c (pointer_int_sum): Use %wd on return from
15637 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15639 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
15640 on return from tree_low_cst.
15642 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
15645 * ginclude/stdarg.h (va_copy): Define also for
15646 __GXX_EXPERIMENTAL_CXX0X__.
15648 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15651 * builtins.h (c_strlen): Do not warn here.
15652 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
15653 * c-common.c (pointer_int_sum): Take an explicit location.
15654 Warn about offsets out of bounds.
15655 * c-common.h (pointer_int_sum): Adjust declaration.
15657 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15659 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
15662 2009-03-26 Jakub Jelinek <jakub@redhat.com>
15665 * opts.c (warn_if_disallowed_function_p): Don't assume
15666 get_callee_fndecl must return non-NULL.
15668 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
15670 PR rtl-optimization/39522
15671 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
15672 when reg_reloaded_valid is set.
15674 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15676 * config/spu/divv2df3.c: New file.
15677 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
15678 (DPBIT_FUNCS): Filter out _div_df.
15680 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
15682 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
15683 a jump insn, count that jump in the distance to the loop start.
15685 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
15688 * config/sh/sh.c (calc_live_regs): Fix condition for global
15689 registers except PIC_OFFSET_TABLE_REGNUM.
15691 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
15694 * doc/invoke.texi (-mconsole): New.
15696 (-mno-cygwin): New.
15698 (-mnop-fun-dllimport): New.
15702 (sub section "i386 and x86-64 Windows Options"): New.
15704 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
15706 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
15707 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
15709 2009-03-25 Richard Guenther <rguenther@suse.de>
15711 PR middle-end/39497
15712 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
15715 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
15717 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
15718 neither of haifa/selective schedulers are working.
15720 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15722 * doc/invoke.texi (Debugging Options): Fix description of
15723 -fno-merge-debug-strings.
15725 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
15727 * config/cris/libgcc.ver: New version-script.
15728 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
15730 * configure.ac <GAS features, nop mnemonic>: Add pattern
15731 crisv32-*-* for "nop".
15732 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
15733 * configure: Regenerate.
15735 2009-03-24 Ira Rosen <irar@il.ibm.com>
15737 PR tree-optimization/39529
15738 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
15739 mark_sym_for_renaming for the tag copied to the new vector
15742 2009-03-24 Arthur Loiret <aloiret@debian.org>
15744 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
15745 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
15746 EXTRA_SPEC_FUNCTIONS.
15747 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
15748 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
15749 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
15750 -march and -mtune options.
15752 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
15754 * config/m68k/t-rtems: Add m5329 multilib.
15756 2009-03-24 Dodji Seketeli <dodji@redhat.com>
15757 Jakub Jelinek <jakub@redhat.com>
15760 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
15763 2009-03-23 Jakub Jelinek <jakub@redhat.com>
15766 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
15767 instead of c_parser_expression_conv, if original_code isn't one of the
15768 4 allowed comparison codes, fail.
15770 2009-03-23 Richard Guenther <rguenther@suse.de>
15772 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
15773 * tree.h (struct tree_type): Likewise.
15774 * reload.h (struct insn_chain): Likewise.
15775 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
15776 * function.h (struct function): Likewise.
15777 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
15779 2009-03-23 Jakub Jelinek <jakub@redhat.com>
15781 PR tree-optimization/39516
15782 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
15784 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
15786 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
15787 should be set true if BITS_PER_WORD of target is bigger than 32
15789 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
15791 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
15792 Translate -B-options to -rpath-link. Correct existing
15793 rpath-link and conditionalize on !nostdlib.
15795 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15797 * doc/extend.texi (Function Attributes, Variable Attributes):
15799 * doc/invoke.texi (Debugging Options, Optimize Options)
15800 (i386 and x86-64 Options, MCore Options): Likewise.
15802 2009-03-20 Jakub Jelinek <jakub@redhat.com>
15805 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
15806 it for block local namespace aliases.
15807 (gen_decl_die): Pass context_die to gen_namespace_die.
15809 2009-03-19 Jakub Jelinek <jakub@redhat.com>
15812 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
15813 minimum or maximum value.
15815 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
15817 * reginfo.c (globalize_reg): Recompute derived reg sets.
15819 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
15822 * libgcc2.c (mprotect): Do not use signed arguments for
15823 VirtualProtect, use DWORD arguments. Also fix the 'may
15824 be used uninitialized' warning for the np variable.
15826 2009-03-19 Jakub Jelinek <jakub@redhat.com>
15829 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
15830 functions using regparm calling conventions when not optimizing.
15831 (ix86_function_sseregparm): Similarly for sseregparm calling
15834 2009-03-19 Li Feng <nemokingdom@gmail.com>
15836 PR middle-end/39500
15837 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
15838 dependence if the first conflict is after niter iterations.
15840 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
15842 PR middle-end/38609
15843 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
15844 functions with dynamic stack-pointer adjustments.
15846 2009-03-19 Ben Elliston <bje@au.ibm.com>
15848 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
15849 option; change to -msdata=data.
15851 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15853 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
15856 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
15859 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
15861 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
15863 * doc/invoke.texi (Code Gen Options): Expand discussion of
15866 2009-03-18 Jakub Jelinek <jakub@redhat.com>
15868 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
15869 * matrix-reorg.c (struct matrix_info): Likewise.
15870 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
15871 * rtl.h (struct mem_attrs): Likewise.
15872 * df.h (struct df): Likewise.
15873 * tree-data-ref.h (struct data_dependence_relation): Likewise.
15874 * ira-int.h (struct ira_allocno): Likewise.
15875 * df-scan.c (struct df_collection_rec): Likewise.
15876 * ira.c (struct equivalence): Likewise.
15877 * function.c (struct temp_slot): Likewise.
15878 * cfgloop.h (struct loop): Likewise.
15881 * function.c (use_register_for_decl): When not optimizing, disregard
15882 register keyword for variables with types containing methods.
15884 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
15886 PR middle-end/39447
15887 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
15888 (is_simple_operand): Call contains_component_ref_p before calling data
15889 reference analysis that would fail on COMPONENT_REFs.
15891 * tree-vrp.c (search_for_addr_array): Fix formatting.
15893 2009-03-18 Richard Guenther <rguenther@suse.de>
15895 * tree-vect-transform.c (vect_loop_versioning): Fold the
15896 generated comparisons.
15897 * tree-vectorizer.c (set_prologue_iterations): Likewise.
15898 (slpeel_tree_peel_loop_to_edge): Likewise.
15900 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15902 PR middle-end/37805
15903 * opts.c (print_specific_help): In addition to `undocumented',
15904 accept `separate' and `joined' flags if passed alone. Describe
15905 output by the first matched one of those.
15906 (common_handle_option): Skip over empty strings.
15907 * gcc.c (display_help): Fix help string for `--help='.
15908 * doc/invoke.texi (Option Summary, Overall Options): With
15909 `--help=', classes and qualifiers can both be repeated, but
15910 only the latter can be negated. One should not pass only
15911 negated qualifiers. Fix markup and examples.
15914 2008-10-14 Jakub Jelinek <jakub@redhat.com>
15915 PR middle-end/37805
15916 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
15917 and -fhelp=separate.
15919 2009-03-17 Jing Yu <jingyu@google.com>
15921 PR middle-end/39378
15922 * function.h (struct rtl_data): Move is_thunk from here...
15923 (struct function): ...to here.
15924 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
15925 * varasm.c (assemble_start_function): Change is_thunk from crtl to
15927 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
15929 (alpha_does_function_need_gp, alpha_start_function): Likewise.
15930 (alpha_output_function_end_prologue): Likewise.
15931 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
15932 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
15933 (rs6000_output_function_epilogue): Likewise.
15934 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
15936 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
15939 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
15940 from different units in a single alternative.
15941 (*truncdfsf_i387): Ditto.
15942 (*truncxfsf2_mixed): Ditto.
15943 (*truncxfdf2_mixed): Ditto.
15945 2009-03-17 Jakub Jelinek <jakub@redhat.com>
15947 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
15948 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
15951 * tree-ssa-live.c (remove_unused_locals): Don't remove local
15952 unused non-artificial variables when not optimizing.
15955 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
15956 DW_TAG_imported_module even if decl is IMPORTED_DECL with
15957 NAMESPACE_DECL in its DECL_INITIAL.
15959 PR middle-end/39443
15960 * optabs.c (set_user_assembler_libfunc): New function.
15961 * expr.h (set_user_assembler_libfunc): New prototype.
15962 * c-common.c: Include libfuncs.h.
15963 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
15964 for memcmp, memset, memcpy, memmove and abort.
15965 * Makefile.in (c-common.o): Depend on libfuncs.h.
15968 * dwarf2out.c (gen_inlined_enumeration_type_die,
15969 gen_inlined_structure_type_die, gen_inlined_union_type_die,
15970 gen_tagged_type_instantiation_die): Removed.
15971 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
15974 2009-03-17 Janis Johnson <janis187@us.ibm.com>
15977 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
15979 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
15980 (check-parallel-%): Ditto.
15981 (check-consistency): Ditto.
15983 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
15985 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
15986 local variable rhs by NULL_TREE.
15988 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
15991 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
15993 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
15996 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
15998 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16001 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
16002 for ms->sysv ABI calls only in 64bit mode.
16004 * config/i386/i386.md (untyped_call): Support 32bit.
16006 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
16008 * doc/extend.texi: Replace x86_65 with x86_64.
16010 2009-03-16 Jakub Jelinek <jakub@redhat.com>
16012 PR tree-optimization/39455
16013 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
16014 mismatches for POINTER_TYPE_P (type).
16015 (number_of_iterations_le): Likewise.
16017 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
16019 * config/picochip/picochip.c: Removed profiling support.
16020 * config/picochip/picochip.md: Removed profiling instruction.
16021 * config/picochip/picochip.h: Removed profiling builtin.
16023 2009-03-16 Joseph Myers <joseph@codesourcery.com>
16025 * doc/install.texi (--with-host-libstdcxx): Document.
16027 2009-03-14 Anatoly Sokolov <aesok@post.ru>
16030 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
16031 generate a warning if the function name does not begin with
16032 "__vector" and the function has either the 'signal' or 'interrupt'
16033 attribute, from here to ...
16034 (avr_declare_function_name): ...here. New function.
16035 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
16036 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
16038 2009-03-14 Jakub Jelinek <jakub@redhat.com>
16041 * cse.c (fold_rtx): Don't modify original const_arg1 when
16042 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
16043 separate variable instead.
16044 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
16045 from out of range shift counts.
16046 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
16048 2009-03-13 Catherine Moore <clm@codesourcery.com>
16050 * config/i386/x-mingw32 (host-mingw32.o): Replace
16051 diagnostic.h with $(DIAGNOSTIC_H).
16053 2009-03-12 Jakub Jelinek <jakub@redhat.com>
16056 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
16058 * config/i386/sync.md (sync_compare_and_swap<mode>,
16059 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
16060 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
16062 (sync_double_compare_and_swapdi_pic,
16063 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
16064 cmpxchg8b_pic_memory_operand instead of just memory_operand.
16066 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16069 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
16071 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16074 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
16075 (avx_addsubv4df3): Likewise.
16076 (*avx_addsubv4sf3): Likewise.
16077 (sse3_addsubv4sf3): Likewise.
16079 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16082 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
16084 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
16087 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
16088 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
16089 registers for allocnos created from user-defined variables.
16091 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16094 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
16095 of non-integer mode as well.
16097 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
16099 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
16100 for functions for which the parameter types are unknown.
16102 2009-03-11 Jakub Jelinek <jakub@redhat.com>
16105 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
16106 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
16107 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
16108 * config/i386/i386.c (ix86_local_alignment): For
16109 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
16110 long long variables on the stack to avoid dynamic realignment.
16111 Allow the first argument to be a decl rather than type.
16112 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
16114 2009-03-11 Nick Clifton <nickc@redhat.com>
16117 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
16119 Add description to mno-lsim option.
16120 * config/mcore/mcore.h: Remove comment about deprecated m4align
16122 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
16123 * doc/invoke.texi: Add description of mno-lsim and
16124 mstack-increment options.
16126 * config/fr30/fr30.opt: Document the -mno-lsim option.
16127 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
16128 and -mno-lsim options.
16130 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16132 * fold-const.c (fold_comparison): Only call fold_inf_compare
16133 if the mode supports infinities.
16135 2009-03-11 Jason Merrill <jason@redhat.com>
16138 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
16139 end already did. Notice GIMPLE_CALL modifications of the result.
16140 Don't copy debug information from an ignored decl or a decl from
16143 2009-03-10 Richard Guenther <rguenther@suse.de>
16144 Nathan Froyd <froydnj@codesourcery.com>
16146 PR middle-end/37850
16147 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
16148 (__divMODE3): Likewise.
16150 2009-03-09 Jakub Jelinek <jakub@redhat.com>
16152 PR tree-optimization/39394
16153 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
16154 DECL_SIZE_UNIT of variable length FIELD_DECLs.
16156 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16158 * recog.c (verfiy_changes): Disallow renaming of hard regs in
16159 inline asms for register asm ("") declarations.
16161 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
16163 * fold-const.c (fold_unary): Fix comment.
16165 2009-03-07 Jan Hubicka <jh@suse.cz>
16168 * tree-inline.c (setup_one_parameter): Do replacement of const
16169 argument by constant in SSA form.
16171 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16173 PR middle-end/38028
16174 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
16175 determine alignment passed to assign_stack_local.
16176 (assign_parms_unsplit_complex): Likewise.
16177 * except.c (sjlj_build_landing_pads): Likewise.
16179 2009-03-06 Jakub Jelinek <jakub@redhat.com>
16181 PR middle-end/39360
16182 * tree-flow.h (add_referenced_var): Return bool instead of void.
16183 * tree-dfa.c (add_referenced_var): Return result of
16184 referenced_var_check_and_insert call.
16185 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
16186 of referenced_var_check_and_insert.
16189 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
16190 (gen_variable_die): Emit DW_AT_location on abstract static variable's
16191 DIE, don't emit it if abstract origin already has it.
16192 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
16193 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
16195 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
16197 * genpreds.c (needs_variable): Fix parentheses at variable name
16199 (write_tm_constrs_h): Indent generated code.
16201 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16203 * doc/extend.texi (Function Attributes): Add documentation
16204 for isr attributes.
16206 2009-03-06 Jakub Jelinek <jakub@redhat.com>
16209 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
16210 take locus from its DECL_SOURCE_LOCATION instead of input_location.
16212 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
16214 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
16217 2009-03-05 Jakub Jelinek <jakub@redhat.com>
16220 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
16221 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
16223 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
16225 * config/i386/i386.md (R8_REG, R9_REG): New constants.
16226 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
16227 constants instead of magic numbers.
16228 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
16230 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
16231 (x86_64_ms_abi_int_parameter_registers): Ditto.
16232 (x86_64_int_return_registers): Ditto.
16233 (ix86_maybe_switch_abi): Ditto.
16234 (ix86_expand_call): Ditto for clobbered_registers array.
16235 (ix86_hard_regno_mode_ok): Ditto.
16236 (x86_extended_QIreg_mentioned_p): Ditto.
16238 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
16240 PR tree-optimization/39349
16241 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
16243 * combine.c (gen_lowpart_for_combine): Use omode when generating
16246 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
16248 PR rtl-optimization/39235
16249 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
16251 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
16253 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
16255 2009-03-04 Richard Guenther <rguenther@suse.de>
16257 PR tree-optimization/39362
16258 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
16259 that occur in abnormal PHIs should be varying.
16261 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
16263 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
16265 (simple_iv): Take loop as an argument instead of statement.
16266 * tree-scalar-evolution.h (simple_iv): Declaration changed.
16267 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
16269 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
16271 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
16272 * matrix-reorg.c (analyze_transpose): Ditto.
16273 * tree-data-ref.c (dr_analyze_innermost): Ditto.
16274 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
16275 * tree-predcom.c (ref_at_iteration): Ditto.
16276 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
16278 2009-03-04 Richard Guenther <rguenther@suse.de>
16280 PR tree-optimization/39358
16281 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
16282 escaped_id and callused_id.
16283 (solve_graph): Likewise.
16285 2009-03-04 Richard Guenther <rguenther@suse.de>
16287 PR tree-optimization/39339
16288 * tree-sra.c (try_instantiate_multiple_fields): Make it
16289 no longer ICE on the above.
16291 2009-03-03 Joseph Myers <joseph@codesourcery.com>
16293 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
16294 that fits within Pmode.
16296 2009-03-03 Steve Ellcey <sje@cup.hp.com>
16298 PR middle-end/10109
16299 * tm.texi (LIBCALL_VALUE): Update description.
16301 2009-03-03 Steve Ellcey <sje@cup.hp.com>
16303 PR middle-end/34443
16304 * doc/extend.texi (section): Update description.
16306 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
16308 PR middle-end/39345
16309 * tree-inline.c (remapped_type): New.
16310 (can_be_nonlocal): Call remapped_type instead of remap_type.
16312 2009-03-03 Jakub Jelinek <jakub@redhat.com>
16315 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
16316 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
16318 2009-03-03 Richard Guenther <rguenther@suse.de>
16320 PR middle-end/39272
16321 * tree.c (tree_nonartificial_location): New function.
16322 * tree.h (tree_nonartificial_location): Declare.
16323 * builtins.c (expand_builtin_memory_chk): Provide location
16324 of the call location for artificial function pieces.
16325 (maybe_emit_chk_warning): Likewise.
16326 (maybe_emit_sprintf_chk_warning): Likewise.
16327 (maybe_emit_free_warning): Likewise.
16328 * expr.c (expand_expr_real_1): Likewise.
16330 2009-03-03 Jakub Jelinek <jakub@redhat.com>
16332 PR tree-optimization/39343
16333 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
16334 COMPONENT_REF t has ARRAY_TYPE.
16336 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
16338 PR middle-end/39335
16339 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
16340 when the type precision of the induction variable should be
16341 larger than the type precision of nit.
16342 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
16343 * graphite.c (graphite_loop_normal_form): Same.
16344 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
16346 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
16348 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
16349 (*call_1_rex64_ms_sysv): Use named constants instead of magic
16350 numbers to describe clobbered registers.
16351 (*call_value_0_rex64_ms_sysv): Ditto.
16352 * config/i386/mmx.md (mmx_emms): Ditto.
16353 (mmx_femms): Ditto.
16355 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
16357 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
16360 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16362 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
16363 (spu_section_type_flags): New function.
16365 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
16367 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
16368 reg_class_contents of FLOAT_REGS into a temporary.
16370 2009-03-02 Richard Guenther <rguenther@suse.de>
16371 Ira Rosen <irar@il.ibm.com>
16373 PR tree-optimization/39318
16374 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
16375 information to the vectorized statement.
16377 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
16379 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
16380 variable. Use defined names instead of magic constants for REX SSE
16383 2009-03-01 Richard Guenther <rguenther@suse.de>
16385 PR tree-optimization/39331
16386 * omp-low.c (lower_send_shared_vars): Do not receive new
16387 values for the reference of DECL_BY_REFERENCE parms or results.
16389 2009-03-01 Jan Hubicka <jh@suse.cz>
16392 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
16393 BLOCK_NONLOCALIZED_VAR): New macros.
16394 (tree_block): Add nonlocalized_vars.
16395 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
16396 gen_decl_die): Add origin argument. Allow generation of die with
16397 origin at hand only.
16398 (gen_member_die, gen_type_die_with_usage, force_decl_die,
16399 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
16401 (gen_block_die): Fix checking for unused blocks.
16402 (process_scope_var): Break out from .... ; work with origins only.
16403 (decls_for_scope) ... here; process nonlocalized list.
16404 (dwarf2out_ignore_block): Look for nonlocalized vars.
16405 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
16407 (dump_scope_block): Dump them.
16408 * tree-inline.c (remap_decls): Handle nonlocalized vars.
16409 (remap_block): Likewise.
16410 (can_be_nonlocal): New predicate.
16411 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
16413 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16415 * configure: Regenerate.
16417 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16419 * optc-gen.awk: No need to duplicate option flags twice.
16420 Reuse help texts for duplicate options which do not have any.
16422 * gcc.c (display_help): Document --version.
16424 * gcc.c (main): If print_help_list and verbose_flag, ensure
16425 driver output comes before subprocess output.
16427 * optc-gen.awk: Assign all remaining fields to help string,
16428 space-separated, for multi-line help in *.opt.
16430 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
16431 -Wno-pedantic-ms-format is for MinGW targets only.
16433 * doc/options.texi (Option file format): Fix bad indentation,
16434 restoring dropped sentence.
16436 2009-02-28 Jan Hubicka <jh@suse.cz>
16438 * tree-inline.c (tree_function_versioning): Output debug info.
16440 2009-02-28 Jan Hubicka <jh@suse.cz>
16443 * tree-inline.c (setup_one_parameter): Do not copy propagate
16444 arguments when not optimizing.
16446 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
16449 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
16450 (avx_addsubv4df3): Likewise.
16451 (*avx_addsubv4sf3): Likewise.
16452 (sse3_addsubv4sf3): Likewise.
16453 (*avx_addsubv2df3): Likewise.
16454 (sse3_addsubv2df3): Likewise.
16455 (avx_unpckhps256): Correct item selectors.
16456 (avx_unpcklps256): Likewise.
16457 (avx_unpckhpd256): Likewise.
16458 (avx_unpcklpd256): Likewise.
16460 2009-02-28 Jan Hubicka <jh@suse.cz>
16462 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
16464 (copy_arguments_for_versioning): If var is declared don't declare it.
16465 (tree_function_versioning): First setup substitutions and then copy
16468 2009-02-27 Jan Hubicka <jh@suse.cz>
16471 * cgraph.h (varpool_output_debug_info): Remove.
16472 * cgraphunit.c (varpool_output_debug_info): Remove.
16473 * dwarf2out.c (deferred_locations_struct): New struct
16474 (deferred_locations): New type.
16475 (deferred_locations_list): New static var.
16476 (deffer_location): New function.
16477 (gen_variable_die): Use it.
16478 (decls_for_scope): Output info on local static vars.
16479 (dwarf2out_finish): Process deferred locations.
16480 * varpool.c (varpool_output_debug_info): Remove.
16482 2009-02-27 Jan Hubicka <jh@suse.cz>
16485 * tree.h (TREE_PROTECTED): Fix comment.
16486 (BLOCK_HANDLER_BLOCK): Remove.
16487 (struct tree_block): Remove handler_block add body_block.
16488 (inlined_function_outer_scope_p): New.
16489 (is_body_block): Remove.
16490 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
16491 * dwarf2out.c (is_inlined_entry_point): Remove.
16492 (add_high_low_attributes): Use inlined_function_outer_scope_p.
16493 (gen_block_die): Use is_inlined_entry_point check. Remove body block
16495 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
16496 * gimplify.c (gimplify_expr): Gimplify body blocks.
16497 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
16498 block with multiple subblocks.
16499 (dump_scope_block): Prettier output; dump more flags and info.
16500 (dump_scope_blocks): New.
16501 (remove_unused_locals): Use dump_scope_blocks.
16502 * tree-flow.h (dump_scope_blocks): Declare.
16503 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
16504 * stmt.c (is_body_block): Remove.
16505 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
16506 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
16508 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
16510 PR middle-end/39308
16511 * graphite.c (graphite_loop_normal_form): Do not call
16512 number_of_iterations_exit from a gcc_assert.
16514 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16516 * config/s390/s390.c (s390_swap_cmp): Look for conditional
16517 jumps if COND is NULL.
16518 (find_cond_jump): New function.
16519 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
16520 * config/s390/s390.md: Remove z10_cobra attribute value.
16522 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
16524 * config/alpha/alpha.h (alpha_expand_mov): Return false if
16525 force_const_mem returns NULL_RTX.
16527 2009-02-26 Jan Hubicka <jh@suse.cz>
16530 * cgraph.h (varpool_output_debug_info): Remove.
16531 * cgraphunit.c (varpool_output_debug_info): Remove.
16532 * dwarf2out.c (deferred_locations_struct): New struct
16533 (deferred_locations): New type.
16534 (deferred_locations_list): New static var.
16535 (deffer_location): New function.
16536 (gen_variable_die): Use it.
16537 (decls_for_scope): Output info on local static vars.
16538 (dwarf2out_finish): Process deferred locations.
16539 * varpool.c (varpool_output_debug_info): Remove.
16541 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
16543 PR rtl-optimization/39241
16544 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
16545 to subreg_offset_representable_p.
16547 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
16549 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
16550 execute function prototype. Get f and nregs from max_reg_num
16551 and get_insns. Remove the first backward pass as it's dead,
16552 guard the forward pass by flag_expensive_optimizations.
16553 (rest_of_handle_regmove): Delete.
16554 (pass_regmove): Replace it with regmove_optimize.
16556 2009-02-25 Martin Jambor <mjambor@suse.cz>
16558 PR tree-optimization/39259
16559 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
16560 calls_alloca function flags.
16561 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
16562 calls are detected.
16564 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
16566 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
16567 flags_set_1_rtx, flags_set_1_set): Delete.
16568 (regmove_optimize): Do not call mark_flags_life_zones.
16570 2009-02-24 Julian Brown <julian@codesourcery.com>
16573 * config/arm/arm.c (require_pic_register): Only set
16574 cfun->machine->pic_reg once per function.
16576 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
16578 * doc/invoke.texi (Link Options): Document an easier way to pass
16579 options that take arguments to the GNU linker using -Xlinker and -Wl.
16581 2009-02-24 Steve Ellcey <sje@cup.hp.com>
16584 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
16586 2009-02-24 Richard Guenther <rguenther@suse.de>
16589 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
16591 2009-02-24 Richard Guenther <rguenther@suse.de>
16592 Zdenek Dvorak <ook@ucw.cz>
16594 PR tree-optimization/39233
16595 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
16596 from converting them to a generic type.
16598 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
16600 PR tree-optimization/39260
16601 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
16602 contains a condition with a real type.
16603 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
16605 2009-02-23 Jason Merrill <jason@redhat.com>
16608 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
16609 narrowing_initializer_constant_valid_p.
16610 (narrowing_initializer_constant_valid_p): Don't return
16611 null_pointer_node for adding a pointer to itself.
16613 2009-02-23 Jan Hubicka <jh@suse.cz>
16616 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
16619 2009-02-23 Jan Hubicka <jh@suse.cz>
16621 PR tree-optimization/37709
16622 * tree.c (block_ultimate_origin): Move here from dwarf2out.
16623 * tree.h (block_ultimate_origin): Declare.
16624 * dwarf2out.c (block_ultimate_origin): Move to tree.c
16625 * tree-ssa-live.c (remove_unused_scope_block_p):
16626 Eliminate blocks containig no instructions nor live variables nor
16628 (dump_scope_block): New function.
16629 (remove_unused_locals): Enable removal of dead blocks by default;
16630 enable dumping at TDF_DETAILS.
16632 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
16634 * config/i386/i386.c (classify_argument): Don't allow COImode
16636 (function_arg_advance_32): Don't allow OImode.
16637 (function_arg_32): Likewise.
16638 (function_value_32): Likewise.
16639 (return_in_memory_32): Likewise.
16640 (function_arg_64): Remove OImode comment.
16642 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
16645 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
16646 ix86_expand_vector_set for V4DImode in 64bit mode only.
16647 (ix86_expand_vector_init_one_var): Likewise.
16649 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
16651 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
16653 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
16656 * loop-iv.c: Revert last change.
16657 * emit-rtl.c: Likewise.
16659 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
16662 * config/i386/i386.c (type_natural_mode): Remove an extra
16663 space in the warning message.
16664 (function_value_32): Handle 32-byte vector modes.
16665 (return_in_memory_32): Likewise.
16667 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
16669 * loop-iv.c (truncate_value): New function.
16670 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
16672 (lowpart_subreg): Move to...
16673 * emit-rtl.c: ...here.
16675 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
16677 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
16678 accidental and undocumented change at revision 140860.
16680 2009-02-21 Joseph Myers <joseph@codesourcery.com>
16682 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
16683 take gimple_seq * arguments.
16684 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
16685 types_compatible_p langhook.
16687 2009-02-20 Mark Mitchell <mark@codesourcery.com>
16688 Joseph Myers <joseph@codesourcery.com>
16690 * config/arm/arm.c (arm_builtin_va_list): New function.
16691 (arm_expand_builtin_va_start): Likewise.
16692 (arm_gimplify_va_arg_expr): Likewise.
16693 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
16694 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
16695 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
16696 (va_list_type): New variable.
16697 (arm_mangle_type): Mangle va_list_type appropriately.
16699 2009-02-20 Jakub Jelinek <jakub@redhat.com>
16701 PR middle-end/39157
16702 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
16703 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
16704 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
16705 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
16706 parameter to 1000 for -O1 by default.
16707 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
16709 * loop-invariant.c: Include params.h.
16710 (move_loop_invariants): Don't call move_single_loop_invariants on
16713 2009-02-20 Jaka Mocnik <jaka@xlab.si>
16715 * calls.c (emit_library_call_value_1): Use slot_offset instead of
16716 offset when calculating bounds for indexing stack_usage_map. Fixes
16717 a buffer overflow with certain target setups.
16719 2009-02-20 Jakub Jelinek <jakub@redhat.com>
16722 * calls.c (expand_call): Clear try_tail_call if caller and callee
16723 disagree in promotion of function return value.
16725 2009-02-19 Jakub Jelinek <jakub@redhat.com>
16728 * c-common.c (c_determine_visibility): If visibility changed and
16729 DECL_RTL has been already set, call make_decl_rtl to update symbol
16732 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
16735 * varasm.c (assemble_variable): Don't check DECL_NAME when
16736 globalizing a variable.
16738 2009-02-19 Joseph Myers <joseph@codesourcery.com>
16741 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
16742 expression before any __builtin_trap call.
16743 * c-typeck.c (build_function_call): Convert and check function
16744 arguments before generating a call to a trap. Evaluate the
16745 function arguments before the trap.
16747 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
16750 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
16751 (UNSPEC_FXAM_MEM): New unspec.
16752 (fxam<mode>2_i387_with_temp): New insn and split pattern.
16753 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
16754 memory using fxam<mode>2_i387_with_temp to remove excess precision.
16756 2009-02-19 Richard Guenther <rguenther@suse.de>
16758 PR tree-optimization/39207
16759 PR tree-optimization/39074
16760 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
16761 storedanything_tree): New.
16762 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
16763 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
16764 (build_succ_graph): Add edges from STOREDANYTHING to all
16766 (init_base_vars): Initialize STOREDANYTHING.
16767 (compute_points_to_sets): Free substitution info after
16768 building the succ graph.
16769 (ipa_pta_execute): Likewise.
16771 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
16773 (do_ds_constraint): Do not add to special var or non-pointer
16775 (type_could_have_pointers): Split out from ...
16776 (could_have_pointers): ... here. For arrays use the element type.
16777 (create_variable_info_for): Initialize may_have_pointers.
16778 (new_var_info): Likewise.
16779 (handle_lhs_call): Make the HEAP variable unknown-sized.
16780 (intra_create_variable_infos): Use a type with pointers for
16781 PARM_NOALIAS, make it unknown-sized.
16783 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
16786 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
16788 2009-02-18 Jason Merrill <jason@redhat.com>
16791 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
16792 value if DECL_EXTERNAL.
16793 * tree-sra.c (sra_walk_gimple_assign): Likewise.
16794 * target.h (gcc_target::binds_local_p): Clarify "module".
16795 * tree.h (TREE_PUBLIC): Clarify "module".
16797 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
16800 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
16801 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
16803 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
16806 * c.opt (Wabi): Support C and ObjC.
16809 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
16811 * config/i386/i386.c (classify_argument): Warn once about the ABI
16812 change when passing union with long double.
16814 * doc/invoke.texi: Update -Wabi for warning psABI changes.
16816 2009-02-18 Joseph Myers <joseph@codesourcery.com>
16819 * c-parser.c (c_parser_compound_statement): Always enter and leave
16822 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16825 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
16827 2009-02-18 Jakub Jelinek <jakub@redhat.com>
16829 PR tree-optimization/36922
16830 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
16831 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
16834 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
16836 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
16839 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
16841 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
16843 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
16845 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
16848 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
16849 Richard Sandiford <rdsandiford@googlemail.com>
16851 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
16852 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
16853 (loongson_biadd): ...this.
16855 2009-02-17 Richard Guenther <rguenther@suse.de>
16857 PR tree-optimization/39202
16858 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
16859 a var make sure to follow existing collapses.
16861 2009-02-17 Richard Guenther <rguenther@suse.de>
16863 PR middle-end/39214
16864 * langhooks.c (lhd_print_error_function): Check for NULL block.
16866 2009-02-17 Richard Guenther <rguenther@suse.de>
16868 PR tree-optimization/39204
16869 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
16872 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
16874 * config/soft-fp/double.h: Update from glibc CVS.
16876 2009-02-17 Richard Guenther <rguenther@suse.de>
16878 PR tree-optimization/39207
16879 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
16880 strict-aliasing warnings for pointers pointing to NULL.
16882 2009-02-16 Joseph Myers <joseph@codesourcery.com>
16885 * c-parser.c (c_parser_braced_init): Call pop_init_level when
16886 skipping until next close brace.
16888 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
16891 * config/i386/i386.c (ix86_expand_push): Set memory alignment
16892 to function argument boundary.
16894 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
16896 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
16897 in the lea_add. Reload eventually constraints it properly.
16898 * config/picochip/constraints.md: Remove the target constraint
16899 "b", since it is not needed anymore.
16901 2009-02-16 Jakub Jelinek <jakub@redhat.com>
16903 * gthr-dce.h: Uglify function parameter and local variable names.
16904 * gthr-gnat.h: Likewise.
16905 * gthr-mipssde.h: Likewise.
16906 * gthr-nks.h: Likewise.
16907 * gthr-posix95.h: Likewise.
16908 * gthr-posix.h: Likewise.
16909 * gthr-rtems.h: Likewise.
16910 * gthr-single.h: Likewise.
16911 * gthr-solaris.h: Likewise.
16912 * gthr-tpf.h: Likewise.
16913 * gthr-vxworks.h: Likewise.
16914 * gthr-win32.h: Likewise.
16916 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
16919 * config/i386/i386.md: Restrict the new peephole2 to move
16920 between MMX/SSE registers.
16922 2009-02-15 Richard Guenther <rguenther@suse.de>
16925 2009-02-13 Richard Guenther <rguenther@suse.de>
16927 * configure.ac: Enable LFS.
16928 * configure: Re-generate.
16929 * config.in: Likewise.
16931 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16933 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
16934 spu_srqwbyte, spu_srqwbytebc): Define.
16935 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
16936 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
16937 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
16938 "shrqby_<mode>"): New insn-and-split patterns.
16939 * config/spu/spu.c (expand_builtin_args): Determine and return
16940 number of operands using spu_builtin_description data.
16941 (spu_expand_builtin_1): Use it.
16943 2009-02-13 Steve Ellcey <sje@cup.hp.com>
16946 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
16949 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
16952 * config/i386/i386.c (override_options): Correct warning
16953 messages for -malign-loops, -malign-jumps and -malign-functions.
16955 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
16958 * config/i386/i386.md: Restrict the new peephole2 to move
16959 between the general purpose registers.
16961 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
16964 * config/i386/i386.c (type_natural_mode): Add a new argument.
16965 Return the original mode and warn ABI change if vector size is 32byte.
16966 (function_arg_advance): Updated.
16967 (function_arg): Likewise.
16968 (ix86_function_value): Likewise.
16969 (ix86_return_in_memory): Likewise.
16970 (ix86_sol10_return_in_memory): Likewise.
16971 (ix86_gimplify_va_arg): Likewise.
16972 (function_arg_32): Don't warn ABX ABI change here.
16973 (function_arg_64): Likewise.
16975 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
16977 * loop-iv.c (implies_p): In the final case, test that operands 0
16978 of the two comparisons match.
16980 * config/bfin/bfin.c (find_prev_insn_start): New function.
16981 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
16982 (find_next_insn_start): Move.
16984 2009-02-13 Richard Guenther <rguenther@suse.de>
16986 * configure.ac: Enable LFS.
16987 * configure: Re-generate.
16988 * config.in: Likewise.
16990 2009-02-13 Joseph Myers <joseph@codesourcery.com>
16993 * c-parser.c (c_parser_parms_list_declarator): Discard pending
16994 sizes on syntax error after some arguments have been parsed.
16996 2009-02-12 Jakub Jelinek <jakub@redhat.com>
16998 * doc/invoke.texi (-fira): Remove.
17000 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17002 * caller-save.c: Replace regclass.c with reginfo.c in comments.
17003 * recog.c: Likewise.
17006 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
17008 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
17009 (umul_ppmm): Likewise.
17010 (count_leading_zeros): Likewise.
17011 (count_trailing_zeros): Likewise.
17012 (UMUL_TIME): Likewise.
17014 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17016 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
17017 soft-fp/t-softfp to tmake_file.
17019 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
17020 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
17021 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
17022 IA64_BUILTIN_INFQ]: New.
17023 (ia64_init_builtins): Initialize __builtin_infq,
17024 __builtin_fabsq and __builtin_copysignq if not HPUX.
17025 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
17026 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
17028 * config/ia64/lib1funcs.asm (__divtf3): Define only if
17030 (__fixtfti): Likewise.
17031 (__fixunstfti): Likewise.
17032 (__floattitf): Likewise.
17034 * config/ia64/libgcc-glibc.ver: New.
17035 * config/ia64/t-fprules-softfp: Likewise.
17036 * config/ia64/sfp-machine.h: Likewise.
17038 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
17039 (LIBGCC2_TF_CEXT): Likewise.
17040 (TF_SIZE): Likewise.
17041 (TARGET_INIT_LIBFUNCS): Likewise.
17043 * config/ia64/t-glibc (SHLINB_MAPFILES):
17044 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
17046 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17048 * config/i386/i386.c (construct_container): Rewrite processing
17049 BLKmode with X86_64_SSE_CLASS.
17051 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
17054 * config/i386/i386.md: Replace simplify_replace_rtx with
17055 replace_rtx in the new peephole2.
17057 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
17059 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
17060 loop unrolling do not happen at -O2.
17062 2009-02-12 Michael Matz <matz@suse.de>
17064 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
17066 2009-02-12 Jakub Jelinek <jakub@redhat.com>
17068 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
17071 2009-02-12 Ben Elliston <bje@au.ibm.com>
17073 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
17074 patterns when updating the back chain. Missed in the 2009-02-10
17077 2009-02-11 Janis Johnson <janis187@us.ibm.com>
17079 * doc/extend.texi (Decimal Floating Types): Update identifier of
17080 draft TR and list of missing support.
17082 2009-02-11 Jakub Jelinek <jakub@redhat.com>
17084 PR middle-end/39154
17085 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
17086 bit to variable length decl's flags, add it also to its
17087 pointer replacement variable.
17089 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
17090 Jakub Jelinek <jakub@redhat.com>
17093 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
17094 (memory_blockage): New expander.
17095 (*memory_blockage): New insn pattern.
17096 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
17097 instead of general blockage at the end of function prologue when
17098 frame pointer is used to access red zone area. Do not emit blockage
17099 when profiling, it is emitted in generic code.
17100 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
17101 function epilogue when frame pointer is used to access red zone area.
17103 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
17106 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
17107 by arithmetic with memory operands.
17108 * config/i386/predicates.md (commutative_operator): New.
17110 2009-02-10 Janis Johnson <janis187@us.ibm.com>
17112 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
17115 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
17117 * alias.h (record_alias_subset): Declare.
17118 * alias.c (record_alias_subset): Make global.
17120 2009-02-10 Nick Clifton <nickc@redhat.com>
17122 * tree-parloops.c: Change license to GPLv3.
17123 * ipa-struct-reorg.c: Change license to GPLv3.
17124 * ipa-struct-reorg.h: Change license to GPLv3.
17126 2009-02-10 Steve Ellcey <sje@cup.hp.com>
17129 * c-decl.c (start_struct): Return NULL on error.
17131 2009-02-10 Jakub Jelinek <jakub@redhat.com>
17133 PR middle-end/39124
17134 * cfgloopmanip.c (remove_path): Call remove_bbs after
17135 cancel_loop_tree, not before it.
17138 * function.h (struct function): Add has_local_explicit_reg_vars bit.
17139 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
17140 VAR_DECLs were seen.
17141 * tree-ssa-live.c (remove_unused_locals): Recompute
17142 cfun->has_local_explicit_reg_vars.
17143 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
17144 copies or clearings if cfun->has_local_explicit_reg_vars.
17146 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
17149 * config/i386/i386.c (expand_prologue): Emit blockage at the end
17150 of function prologue when frame pointer is used to access
17153 2009-02-10 Richard Guenther <rguenther@suse.de>
17155 PR middle-end/39127
17156 * gimplify.c (gimple_regimplify_operands): Always look if
17157 we need to create a temporary.
17159 2009-02-10 Richard Guenther <rguenther@suse.de>
17161 PR tree-optimization/39132
17162 * tree-loop-distribution.c (todo): New global var.
17163 (generate_memset_zero): Trigger TODO_rebuild_alias.
17164 (tree_loop_distribution): Return todo.
17166 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
17169 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
17170 (x86_64_reg_class_name): Removed.
17171 (classify_argument): Return 0 if bytes > 32. Return 0 if the
17172 first one isn't X86_64_SSE_CLASS or any other ones aren't
17173 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
17174 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
17175 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
17176 and 3 X86_64_SSEUP_CLASS.
17177 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
17178 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
17180 2009-02-10 Ben Elliston <bje@au.ibm.com>
17182 * config/rs6000/rs6000.md (allocate_stack): Always use an update
17183 form instruction to update the stack back chain word, even if the
17184 user has disabled the generation of update instructions.
17185 (movdi_<mode>_update_stack): New.
17186 (movsi_update_stack): Likewise.
17187 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
17188 always use an update form instruction to update the stack back
17191 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
17193 PR middle-end/38953
17194 * graphite.c (if_region_set_false_region): After moving a region in
17195 the false branch of a condition, remove the empty dummy basic block.
17196 (gloog): Remove wrong fix for PR38953.
17198 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17200 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
17201 generation due to implicit sign extension.
17203 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
17205 PR middle-end/38981
17206 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
17207 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
17209 2009-02-09 Richard Guenther <rguenther@suse.de>
17211 PR middle-end/35202
17212 * convert.c (convert_to_real): Disable (float)fn((double)x)
17213 to fnf(x) conversion if errno differences may occur and
17214 -fmath-errno is set.
17216 2009-02-07 Anatoly Sokolov <aesok@post.ru>
17218 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
17219 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17220 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
17222 2009-02-06 Joseph Myers <joseph@codesourcery.com>
17225 * c-common.c (handle_alias_attribute): Disallow attribute for
17226 anything not a FUNCTION_DECL or VAR_DECL.
17228 2009-02-06 Janis Johnson <janis187@us.ibm.com>
17231 * real.c (do_compare): Special-case compare of zero against
17232 decimal float value.
17234 2009-02-06 Joseph Myers <joseph@codesourcery.com>
17237 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
17238 as indicating flexible array members unless the field itself is
17239 being declarared as the incomplete array.
17241 2009-02-06 Jan Hubicka <jh@suse.cz>
17243 PR tree-optimization/38844
17244 * ipa-inline.c (try_inline): Stop inlining recursion when edge
17245 is already inlined.
17247 2009-02-06 Richard Guenther <rguenther@suse.de>
17249 PR middle-end/38977
17250 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
17251 fork because we may expand it as __gcov_fork.
17253 2009-02-06 Nick Clifton <nickc@redhat.com>
17255 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
17257 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
17259 PR tree-optimization/35659
17260 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
17261 vn_phi_eq): Shortcut if hashcode does not match.
17262 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
17264 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
17265 and avoid iterative_hash_expr.
17266 (FOR_EACH_VALUE_ID_IN_SET): New.
17267 (value_id_compare): Remove.
17268 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
17269 sort expressions by value id.
17271 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
17274 * config/sh/predicates.md (general_movsrc_operand): Don't check
17275 the subreg of system registers here.
17277 2009-02-05 Jakub Jelinek <jakub@redhat.com>
17280 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
17281 on the copied decl.
17283 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
17285 PR rtl-optimization/39110
17286 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
17287 addresses, not aligned ones.
17289 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
17290 Richard Guenther <rguenther@suse.de>
17292 PR tree-optimization/39100
17293 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
17294 comment says and add edges.
17296 2009-02-05 Joseph Myers <joseph@codesourcery.com>
17299 * c-common.c (handle_tls_model_attribute): Ignore attribute for
17300 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
17302 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
17304 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
17305 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
17306 register_bb_in_sese, new_sese, free_sese): Moved.
17307 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
17308 outermost_loop_in_scop, build_scop_iteration_domain,
17309 expand_scalar_variables_ssa_name, get_vdef_before_scop,
17310 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
17311 Use loop_in_sese_p instead of loop_in_scop_p.
17312 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
17313 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
17314 (scopdet_basic_block_info): Fix bug in scop detection.
17315 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
17316 eq_loop_to_cloog_loop): Remove.
17317 (nb_loops_around_loop_in_scop, nb_loop
17318 ref_nb_loops): Moved here...
17319 * graphite.h (ref_nb_loops): ... from here.
17320 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
17321 (loop_domain_dim, loop_iteration_vector_dim): Remove.
17322 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
17323 * testsuite/gcc.dg/graphite/scop-19.c: New
17325 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
17326 Hans-Peter Nilsson <hp@axis.com>
17328 PR rtl-optimization/37889
17329 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
17330 Move offset handling from PLUS to before the switch. Use new
17331 arguments when considering SYMBOL_REFs too.
17332 (rtx_addr_can_trap_p): Pass dummy offset and size.
17333 (enum may_trap_p_flags): Remove.
17334 (may_trap_p_1): Pass size from MEM_SIZE.
17336 PR rtl-optimization/38921
17337 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
17338 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
17339 * rtlanal.c (may_trap_after_code_motion_p): Delete.
17340 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
17342 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
17344 AVX Programming Reference (January, 2009)
17345 * config/i386/sse.md (*vpclmulqdq): New.
17347 2009-02-04 Jakub Jelinek <jakub@redhat.com>
17349 PR tree-optimization/38977
17350 PR gcov-profile/38292
17351 * calls.c (special_function_p): Disregard __builtin_ prefix.
17353 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
17355 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
17356 non-indexable addresses even before reload.
17358 2009-02-03 Joseph Myers <joseph@codesourcery.com>
17361 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
17362 as having variable size. Do not give an error for unnamed
17363 parameters with [*] declarators. Give a warning for type names
17364 with [*] declarators and mark them as variable size.
17365 * c-parser.c (c_parser_sizeof_expression): Do not give an error
17366 for sizeof applied to [*] type names.
17368 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
17371 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
17373 2009-02-03 Jakub Jelinek <jakub@redhat.com>
17375 * gcc.c (process_command): Update copyright notice dates.
17376 * gcov.c (print_version): Likewise.
17377 * gcov-dump.c (print_version): Likewise.
17378 * mips-tfile.c (main): Likewise.
17379 * mips-tdump.c (main): Likewise.
17381 2009-02-03 Joseph Myers <joseph@codesourcery.com>
17384 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
17385 for composite type involving a zero-length array type.
17387 2009-02-03 Jakub Jelinek <jakub@redhat.com>
17390 * function.c (match_asm_constraints_1): Skip over
17391 initial optional % in the constraint.
17393 PR inline-asm/39059
17394 * c-parser.c (c_parser_postfix_expression): If fixed point is not
17395 supported, don't accept FIXED_CSTs.
17396 * c-decl.c (finish_declspecs): Error if fixed point is not supported
17397 and _Sat is used without _Fract/_Accum. Set specs->type to
17398 integer_type_node for cts_fract/cts_accum if fixed point is not
17401 2009-02-02 Catherine Moore <clm@codesourcery.com>
17403 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
17405 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
17407 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
17408 (ABI_HAS_64BIT_SYMBOLS): Use it.
17409 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
17411 2009-02-02 Paul Brook <paul@codesourcery.com>
17413 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
17415 2009-02-02 Jakub Jelinek <jakub@redhat.com>
17417 PR inline-asm/39058
17418 * recog.h (asm_operand_ok): Add constraints argument.
17419 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
17420 recurse on matching constraint.
17421 (check_asm_operands): Pass constraints as 3rd argument to
17422 asm_operand_ok. Don't look up matching constraint here.
17423 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
17426 2009-02-02 Ben Elliston <bje@au.ibm.com>
17428 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
17429 TARGET_NARROW_VOLATILE_BITFIELD macro names.
17431 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17433 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
17434 information. Remove some obsolete information. Reorganize.
17436 * config/pa/fptr.c: Revert license to GPL 2.
17437 * config/pa/milli64.S: Likewise.
17439 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
17442 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
17443 LIBRARY name in, instead of hard-coding it.
17444 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
17445 extra target make frag to tmake_files according to EH model.
17446 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
17447 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
17448 frags that define makefile variable EH_MODEL appropriately.
17449 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
17450 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
17451 to "-sjlj" according to type of EH configured.
17452 (LIBGCC_SONAME): Concatenate it to shared library base name.
17453 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
17454 to "_sjlj" according to type of EH configured.
17455 (LIBGCC_SONAME): Concatenate it to shared library base name.
17456 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
17457 (SHLIB_LINK): Add missing semicolon to if-else construct.
17458 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
17459 string value of "pe_dll" command-line option.
17460 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
17461 (SHLIB_SONAME): Use it when overriding t-cygming default.
17462 (SHLIB_IMPLIB): Override t-cygming default.
17463 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
17464 string value of "pe_dll" command-line option.
17466 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
17469 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
17470 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
17472 2009-01-31 Richard Guenther <rguenther@suse.de>
17474 PR tree-optimization/38937
17475 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
17476 computing the transitive closure.
17478 2009-01-30 Richard Guenther <rguenther@suse.de>
17480 PR tree-optimization/39041
17481 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
17482 Propagate variable indices only if the types match for this stmt.
17484 2009-01-30 Jakub Jelinek <jakub@redhat.com>
17487 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
17488 inline but never defined.
17490 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
17492 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
17493 (*insv_h_di_reg_extimm): New insn.
17494 (*insv_l<mode>_reg_extimm): New insn.
17496 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
17498 * config/picochip/picochip.c (flag_conserve_stack): set
17499 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
17500 fconserve-stack. Reduce call-overhead used by inliner.
17502 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
17505 * common.opt (flag_conserve_stack): Initialised to zero.
17507 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
17510 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
17511 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
17514 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
17516 * ira-color.c (allocno_reload_assign): Update comments.
17517 * regmove.c (regmove_optimize): Likewise.
17521 2009-01-29 Robert Millan <rmh@aybabtu.com>
17523 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
17524 * config/i386/kopensolaris-gnu.h: New file. Undefine
17525 `MD_UNWIND_SUPPORT'.
17526 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
17528 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
17530 PR tree-optimization/39007
17531 * tree-loop-distribution.c (generate_builtin): Use
17532 recompute_dominator to compute the immediate dominator of the
17533 basic block just after the loop.
17535 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17537 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
17538 (ASM_OUTPUT_DWARF_PCREL): Define.
17540 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
17542 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
17543 * doc/passes.texi: Remove entries about regclass, local-alloc, and
17544 global. Modify entries about regmove and IRA.
17546 * ra-conflict.c: Remove the file.
17548 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
17550 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
17551 (pass_regclass_init): Rename to pass_reginfo_init.
17553 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
17555 * toplev.h (flag_ira): Remove.
17557 * caller-save.c (setup_save_areas): Remove flag_ira.
17559 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
17561 * global.c: Remove the file.
17563 * opts.c (decode_options): Remove flag_ira.
17565 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
17567 * regmove.c: Modify file description.
17568 (find_use_as_address, try_auto_increment): Define them only if
17569 AUTO_INC_DEC is defined.
17570 (replacement_quality, replace_in_call_usage, fixup_match_1,
17571 stable_and_no_regs_but_for_p): Remove.
17572 (reg_set_in_bb): Make it static.
17573 (regmove_optimize): Remove flag_ira and code which worked for
17576 * local-alloc.c: Remove the file.
17578 * common.opt (fira): Remove.
17580 * ira.c: Include except.h.
17581 (eliminable_regset): Move from global.c.
17582 (mark_elimination): Ditto. Remove flag_ira.
17583 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
17584 equiv_mem_modified, validate_equiv_mem_from_store,
17585 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
17586 contains_replace_regs, memref_referenced_p, memref_used_between_p,
17587 no_equiv, recorded_label_ref): Move from local-alloc.c.
17588 (update_equiv_regs): Ditto. Make it static.
17589 (print_insn_chain, print_insn_chains): Move it from global.c.
17590 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
17591 (build_insn_chain): Ditto. Make it static.
17592 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
17593 Rename to init_live_subregs.
17594 (gate_ira): Remove flag_ira.
17596 * regclass.c: Rename reginfo.c. Change file description.
17597 (FORBIDDEN_INC_DEC_CLASSES): Remove.
17598 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
17599 (init_reg_sets_1): Remove code for evaluation of
17600 reg_class_superclasses and losing_caller_save_reg_set.
17601 (init_regs): Remove init_reg_autoinc.
17602 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
17603 ok_for_base_p_nonstrict): Remove.
17604 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
17605 (pass_regclass_init): Rename to pass_reginfo_init. Modify
17606 corresponding entries.
17607 (dump_regclass, record_operand_costs, scan_one_insn,
17608 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
17609 record_address_regs, auto_inc_dec_reg_p): Remove.
17610 (gt-regclass.h): Rename to gt-reginfo.h.
17612 * rtl.h (dump_global_regs, retry_global_alloc,
17613 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
17615 * Makefile.in (RA_H): Remove.
17616 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
17617 Rename regclass.o to reginfo.o.
17618 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
17620 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
17621 (GTFILES): Rename regclass.c to reginfo.c.
17623 * passes.c (init_optimization_passes): Remove pass_local_alloc and
17624 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
17626 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
17627 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
17629 (finish_spills): Ditto. Remove code for !flag_ira.
17631 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
17633 PR middle-end/35854
17634 * doc/invoke.texi (rtl debug options): Complete rewrite.
17635 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
17637 * mode-switching.c (pass_mode_switching): Rename pass from
17638 "mode-sw" to "mode_sw".
17639 * except.c (pass_convert_to_eh_ranges): Rename pass from
17640 "eh-ranges" to "eh_ranges".
17641 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
17645 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
17646 Alexander Monakov <amonakov@ispras.ru>
17648 PR middle-end/38857
17649 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
17651 (move_exprs_to_boundary): Change return type and pass through
17652 should_move from move_op. Relax assert. Update usage ...
17653 (schedule_expr_on_boundary): ... here. Use should_move instead of
17655 (move_op_orig_expr_found): Indicate that insn was disconnected from
17657 (code_motion_process_successors): Do not call after_merge_succs
17658 callback if original expression was not found when traversing any of
17660 (code_motion_path_driver): Change return type. Update prototype.
17661 (move_op): Update comment. Add a new parameter (should_move). Update
17662 prototype. Set *should_move based on indication provided by
17663 move_op_orig_expr_found.
17665 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
17667 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
17668 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
17669 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
17670 * config/rs6000/rs6000.c (rs6000_override_options): Default
17671 avoid-indexed-addresses on for Power6, off for everything else.
17672 (avoiding_indexed_address_p): New function.
17673 (rs6000_legitimize_address): Use it.
17674 (rs6000_legitimate_address): Likewise.
17675 * config/rs6000/rs6000.md (movXX_updateX): Likewise
17677 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
17679 PR tree-optimization/38997
17680 * tree-loop-distribution.c (generate_memset_zero): Use
17681 POINTER_PLUS_EXPR for a pointer addition.
17683 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
17685 * config/s390/s390.md (bswap<mode>2): New pattern added.
17687 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
17689 * config/s390/s390.md (*tls_load_31): Added type attribute.
17691 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
17693 * config/s390/s390.md: Fix a few comments.
17695 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
17697 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
17698 (*tm<mode>_full): Fixed z10prop attribute.
17699 (*tst<mode>_extimm): Fixed z10prop attribute.
17700 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
17701 (*tstqiCCT_cconly): Fixed z10prop attribute.
17702 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
17703 (*movsi_larl): Fixed z10prop attribute.
17704 (*movsi_zarch): Fixed z10prop attribute.
17705 (*movsi_eas): Fixed z10prop attribute.
17706 (*movhi): Fixed z10prop attribute.
17707 (*movqi): Fixed z10prop attribute.
17708 (*movstrictqi): Fixed z10prop attribute.
17709 (*mov<mode>): Fixed z10prop attribute.
17710 (*movcc): Fixed z10prop attribute.
17711 (*sethighpartdi_64): Fixed z10prop attribute.
17712 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
17713 (*negdi2_sign_cc): Fixed z10prop attribute.
17714 (*negdi2_sign): Fixed z10prop attribute.
17715 (*absdi2_sign_cc): Fixed z10prop attribute.
17716 (*absdi2_sign): Fixed z10prop attribute.
17717 (*negabsdi2_sign_cc): Fixed z10prop attribute.
17718 (*negabsdi2_sign): Fixed z10prop attribute.
17719 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
17720 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
17721 (doloop_si64): Fixed z10prop attribute.
17722 (doloop_si31): Fixed z10prop attribute.
17723 (doloop_long): Fixed z10prop attribute.
17724 (indirect_jump): Fixed z10prop attribute.
17725 (nop): Fixed z10prop attribute.
17726 (main_base_64): Fixed z10prop attribute.
17727 (reload_base_64): Fixed z10prop attribute.
17729 2009-01-28 Jakub Jelinek <jakub@redhat.com>
17731 PR rtl-optimization/38740
17732 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
17734 * config/mips/mips.c (mips_reorg): Likewise.
17736 2009-01-28 Richard Guenther <rguenther@suse.de>
17738 PR tree-optimization/38926
17739 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
17740 with the correct value id to a value.
17741 (do_regular_insertion): Use the value number of edoubleprime
17742 for the value number of the expr.
17745 2008-08-21 Richard Guenther <rguenther@suse.de>
17747 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
17748 a PHI ask VN if it is already available.
17749 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
17750 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
17752 2009-01-28 Jakub Jelinek <jakub@redhat.com>
17754 PR middle-end/38934
17755 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
17756 set to varying whenever max has TREE_OVERFLOW set, similarly
17757 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
17759 2009-01-28 Richard Guenther <rguenther@suse.de>
17761 PR middle-end/38908
17762 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
17763 uninitialized aggregate uses in call arguments.
17765 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
17767 PR tree-optimization/38984
17768 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
17769 the nothing_id variable if -fno-delete-null-pointer-checks.
17771 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
17774 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
17775 (set_got_offset_rex64): Ditto.
17777 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
17780 * doc/extend.texi: Improve local variable with asm reg.
17782 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
17784 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
17785 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
17786 was not supplied then set warn_packed_bitfield_compat to the
17787 default value of 1.
17788 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
17791 2009-01-27 Richard Guenther <rguenther@suse.de>
17793 PR tree-optimization/38503
17794 * cfgexpand.c (expand_gimple_basic_block): Ignore
17795 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
17796 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
17797 variables that cannot have TBAA applied.
17798 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
17801 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
17803 PR middle-end/38969
17804 * calls.c (initialize_argument_information): Do not wrap complex
17805 arguments in SAVE_EXPR.
17807 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
17809 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
17810 (INSTALL_LIBGCC): Revert typo commit.
17812 2009-01-26 Richard Guenther <rguenther@suse.de>
17814 PR tree-optimization/38745
17815 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
17816 from special handling.
17818 2009-01-26 Richard Guenther <rguenther@suse.de>
17820 PR tree-optimization/38745
17821 * tree-ssa.c (execute_update_addresses_taken): Do not include
17822 variables that cannot possibly be a register in not_reg_needs.
17823 Do not clear TREE_ADDRESSABLE on vars that may not become
17825 * tree-ssa.c (update_alias_info_1): Include those in the set
17826 of addressable vars.
17828 2009-01-26 Richard Guenther <rguenther@suse.de>
17830 PR middle-end/38851
17831 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
17832 * tree-ssa-dse.c: Include langhooks.h
17833 (execute_simple_dse): Remove stores with zero size.
17835 2009-01-24 Jakub Jelinek <jakub@redhat.com>
17838 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
17841 2009-01-24 Julian Brown <julian@codesourcery.com>
17843 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
17844 config/arm/linux-atomic.c.
17845 * config/arm/linux-atomic.c: New.
17847 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
17849 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
17850 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
17851 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
17853 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
17856 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
17859 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
17861 PR tree-optimization/38953
17862 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
17863 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
17864 (gloog): Split the exit of the scop when the scop exit is a loop exit.
17865 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
17868 2009-01-24 Paul Brook <paul@codesourcery.com>
17870 * config/arm/neon.md (neon_type): Move to arm.md.
17871 (neon_mov<VSTRUCT>): Add neon_type attribute.
17872 * config/arm/arm.md (neon_type): Move to here.
17873 (conds): Add "unconditioal" and use as default for NEON insns.
17875 2009-01-24 Ben Elliston <bje@au.ibm.com>
17877 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
17878 void *' warning from -Wc++-compat.
17879 * Makefile.in (dominance.o-warn): Remove.
17881 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
17883 PR tree-optimization/38932
17884 * fold-const.c (fold_unary_ignore_overflow): New.
17885 * tree.h (fold_unary_ignore_overflow): Declare.
17886 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
17887 * tree-ssa-sccvn.c (visit_reference_op_load,
17888 simplify_unary_expression): Likewise.
17890 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
17892 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
17893 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
17894 regardless of their type.
17895 * c-common.c (handle_packed_attribute): Don't ignore packed on
17897 * c.opt (Wpacked-bitfield-compat): New warning option.
17898 * stor-layout.c (place_field): Warn if offset of a field changed.
17899 * doc/extend.texi (packed): Mention the ABI change.
17900 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
17901 (Warning Options): Add it to the list.
17903 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
17905 * c-opts.c (c_common_post_options): Fix a typo in comments.
17907 2009-01-22 Steve Ellcey <sje@cup.hp.com>
17909 PR middle-end/38615
17910 * gimplify.c (gimplify_init_constructor): Fix promotion of const
17911 variables to static.
17912 * doc/invoke.texi (-fmerge-all-constants): Update description.
17914 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
17917 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
17918 (*movdi_1_rex64): Use type "mmx" for alternative 5.
17920 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
17922 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
17924 (LOCAL_ALIGNMENT): Similarly.
17926 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
17927 Joseph Myers <joseph@codesourcery.com>
17929 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
17930 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
17931 * config/arm/arm-tune.md: Regenerate.
17932 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
17935 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
17937 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
17938 version number to five.
17940 2009-01-22 Dodji Seketeli <dodji@redhat.com>
17943 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
17944 * c-common.c (set_underlying_type): Likewise.
17945 (is_typedef_decl ): Likewise
17947 (set_underlying_type): Likewise.
17948 (is_typedef_type): Likewise.
17950 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
17952 PR middle-end/38587
17953 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
17956 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
17959 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
17960 (LIBGCC_SPEC): Don't define.
17961 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
17963 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
17965 PR rtl-optimization/38879
17966 * alias.c (base_alias_check): Unaligned access via AND address can
17967 alias all surrounding object types except those with sizes equal
17968 or wider than the size of unaligned access.
17970 2009-01-21 Dodji Seketeli <dodji@redhat.com>
17973 * c-decl.c (clone_underlying_type): Move this ...
17974 * c-common.c (set_underlying_type): ... here.
17975 Also, make sure the function properly sets TYPE_STUB_DECL() on
17976 the newly created typedef variant type.
17977 (is_typedef_decl ): New entry point.
17978 * tree.h: Added a new member member_types_needing_access_check to
17979 struct tree_decl_non_common.
17980 (set_underlying_type): New entry point.
17981 (is_typedef_type): Likewise.
17983 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
17985 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
17986 Check whether two instructions have memory references that
17987 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
17988 are helper functions for traversing.
17989 * alias.h (insn_alias_sets_confilict_p): New prototypes.
17990 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
17991 not to draw dependency edge for instructions with non-conflicting
17994 2009-01-20 Joseph Myers <joseph@codesourcery.com>
17997 * longlong.h: Update copyright years. Use soft-fp license notice.
17998 Sync __clz_tab declaration with glibc.
18000 2009-01-20 Steve Ellcey <sje@cup.hp.com>
18003 * doc/extend.texi (syscall_linkage): New.
18004 (version_id): Modify.
18006 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
18007 Richard Guenther <rguenther@suse.de>
18009 PR tree-optimization/38747
18010 PR tree-optimization/38748
18011 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
18012 conversion if the base address is an indirect reference and the
18013 aliasing sets could cause issues.
18015 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
18017 * common.opt (fgraphite, fgraphite-identity): Add comment for
18018 explaining why these options are not documented.
18020 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
18022 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
18023 gimple_call_lhs is NULL.
18025 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
18028 * emit-rtl.c (adjust_address_1): Make sure memref is never
18031 2009-01-20 Ben Elliston <bje@au.ibm.com>
18033 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
18034 const qualifier from arg parameter. Remove unnecessary cast to char *.
18035 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
18036 const qualifier from arg 2.
18038 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
18040 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
18042 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
18045 * rtl.h (reinit_regs): New prototype.
18046 * regclass.c: Include ira.h.
18047 (reinit_regs): New.
18048 * Makefile.in (regclass.o): Add ira.h.
18049 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
18051 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
18054 * c-common.c (handle_aligned_attribute): Use
18055 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
18056 default alignment value.
18058 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
18060 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
18061 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
18063 * doc/extend.texi: Update __attribute__ ((aligned)). Document
18064 __BIGGEST_ALIGNMENT__.
18066 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
18068 2009-01-18 Richard Guenther <rguenther@suse.de>
18070 PR tree-optimization/38819
18071 * tree-flow.h (operation_could_trap_helper_p): Declare.
18072 * tree-eh.c (operation_could_trap_helper_p): Export.
18073 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
18074 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
18075 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
18076 are about to insert a possibly trapping instruction and fail
18079 2009-01-18 Andreas Schwab <schwab@suse.de>
18081 * doc/install.texi (Configuration): Remove obsolete paragraph
18082 about use of --with-gnu-ld with --with-gnu-as.
18084 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
18086 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
18087 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
18088 Follow spelling conventions.
18090 2009-01-18 Ben Elliston <bje@au.ibm.com>
18092 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
18093 C++ warning about implicit conversion from void * to struct
18095 (bitmap_obstack_free): Likewise for bitmap_element *.
18096 * Makefile.in (bitmap.o-warn): Remove.
18098 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
18100 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
18102 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
18103 Tobias Grosser <tobi.grosser@amd.com>
18105 * graphite.c (graphite_trans_scop_block): Do not block single
18108 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
18110 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
18111 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
18112 test with assertion.
18114 2009-01-16 Richard Guenther <rguenther@suse.de>
18116 PR tree-optimization/38835
18117 PR middle-end/36227
18118 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
18119 and INT + PTR -> (INT)(PTR p+ INT) folding.
18120 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
18122 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
18125 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
18126 the subreg from a lowpart subreg if it is also casting the value.
18128 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
18129 Tobias Grosser <tobi.grosser@amd.com>
18131 * graphite.c (compare_prefix_loops): New.
18132 (build_scop_canonical_schedules): Rewritten.
18133 (graphite_transform_loops): Move build_scop_canonical_schedules
18134 after build_scop_iteration_domain.
18136 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
18137 Tobias Grosser <tobi.grosser@amd.com>
18139 * graphite.c (add_conditions_to_domain): Add the loops to
18140 the dimension of the iteration domain. Do copy the domain
18141 only when it exists.
18142 (build_scop_conditions_1): Do not call add_conditions_to_domain.
18143 (add_conditions_to_constraints): New.
18144 (can_generate_code_stmt, can_generate_code): Removed.
18145 (gloog): Do not call can_generate_code.
18146 (graphite_transform_loops): Call add_conditions_to_constraints
18147 after building the iteration domain.
18149 2009-01-16 Jakub Jelinek <jakub@redhat.com>
18151 PR tree-optimization/38789
18152 * tree-ssa-threadedge.c
18153 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
18154 __builtin_constant_p.
18156 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18158 * dce.c (delete_unmarked_insns): Reversed the order that insns are
18159 examined before deleting them.
18161 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
18163 * function.c (aggregate_value_p): Correctly extract the function
18164 type from CALL_EXPR_FN lookup.
18166 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18168 * config/picochip/picochip.c (picochip_override_options): Revert
18169 CFI asm flag disable commited previously.
18171 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
18172 Tobias Grosser <tobi.grosser@amd.com>
18173 Jan Sjodin <jan.sjodin@amd.com>
18175 * graphite.c (scan_tree_for_params): On substractions negate
18176 all the coefficients of the term.
18177 (clast_to_gcc_expression_red): New. Handle reduction expressions
18178 of more than two operands.
18179 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
18180 (get_vdef_before_scop): Handle also the case of default definitions.
18182 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
18184 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
18185 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
18186 Also use them when walking CALL_INSN_FUNCTION_USAGE.
18188 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
18189 Joey Ye <joey.ye@intel.com>
18191 PR middle-end/37843
18192 * cfgexpand.c (expand_stack_alignment): Don't update stack
18193 boundary nor check incoming stack boundary here.
18194 (gimple_expand_cfg): Update stack boundary and check incoming
18195 stack boundary here.
18197 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
18199 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
18201 2009-01-14 Jakub Jelinek <jakub@redhat.com>
18203 PR rtl-optimization/38245
18204 * calls.c (expand_call): Add stack arguments to
18205 CALL_INSN_FUNCTION_USAGE even for pure calls (when
18206 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
18207 in regs and partially in memory or BLKmode arguments.
18208 (emit_library_call_value_1): Add stack arguments to
18209 CALL_INSN_FUNCTION_USAGE even for pure calls (when
18210 ACCUMULATE_OUTGOING_ARGS).
18211 * dce.c: Include tm_p.h.
18212 (find_call_stack_args): New function.
18213 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
18215 (mark_insn): Call find_call_stack_args for CALL_Ps.
18216 (prescan_insns_for_dce): Walk insns backwards in bb rather than
18217 forwards. Allocate and free arg_stores bitmap if needed, pass it
18218 down to deletable_insn_p, don't mark stores set in arg_stores
18219 bitmap, clear the bitmap at the beginning of each bb.
18220 * Makefile.in (dce.o): Depend on $(TM_P_H).
18222 2009-01-14 Michael Meissner <gnu@the-meissners.org>
18225 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
18226 to make sure the insn is a conditional test (bug 22599). Reformat a
18229 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
18231 PR middle-end/38431
18232 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
18233 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
18234 (gloog): Do not call cleanup_tree_cfg.
18235 (graphite_transform_loops): Call cleanup_tree_cfg after all
18236 scops have been code generated.
18238 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
18239 * doc/gty.texi (Invoking the garbage collector): Added new node
18240 and section documenting ggc_collect.
18242 2009-01-14 Richard Guenther <rguenther@suse.de>
18244 PR tree-optimization/38826
18245 PR middle-end/38477
18246 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
18247 initialization notes only if we actually emitted a warning.
18248 (intra_create_variable_infos): Add constraints for a result decl
18249 that is passed by hidden reference.
18250 (build_pred_graph): Mark all related variables non-direct on
18253 2009-01-14 Nick Clifton <nickc@redhat.com>
18255 * ira-conflicts.c: Include addresses.h for the definition of
18257 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
18258 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
18260 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
18263 * Makefile.in (ira-lives.o): Add except.h.
18265 * ira-lives.c: Include except.h.
18266 (process_bb_node_lives): Process can_throw_internal.
18268 2009-01-13 Jakub Jelinek <jakub@redhat.com>
18270 PR rtl-optimization/38774
18271 * combine.c (simplify_set): When undoing cc_use change, don't do
18272 PUT_CODE on the newly created comparison, but instead put back the
18275 2009-01-13 Joseph Myers <joseph@codesourcery.com>
18277 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
18278 values. Remove duplicate arm8 entry.
18280 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
18282 PR tree-optimization/38786
18283 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
18284 the SSA_NAME case of expand_scalar_variables_expr.
18285 Set the type of an expression to the type of its assign statement.
18286 (expand_scalar_variables_expr): Also gather the scalar computation
18287 used to index the memory access. Do not pass loop_p.
18288 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
18289 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
18290 the gimple_stmt_iterator where it inserts new code.
18291 Do not pass loop_p.
18292 (copy_bb_and_scalar_dependences): Do not pass loop_p.
18293 (translate_clast): Update call to copy_bb_and_scalar_dependences.
18295 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
18297 * graphite.h (debug_value): Removed.
18298 * graphite.c (debug_value): Removed.
18300 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
18302 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
18303 ldrd/strd with two 32-bit instructions.
18305 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
18307 * config/arm/arm.c (struct processors): Pass for speed down into
18308 cost helper functions.
18309 (const_ok_for_op): Handle COMPARE and inequality nodes.
18310 (arm_rtx_costs_1): Rewrite.
18311 (arm_size_rtx_costs): Update prototype.
18312 (arm_rtx_costs): Pass speed down to helper functions.
18313 (arm_slowmul_rtx_costs): Rework cost calculations.
18314 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
18315 (arm_9e_rtx_costs): Likewise.
18317 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
18319 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
18320 relocations of local symbols wider than UNITS_PER_WORD are not valid.
18321 (alpha_legitimize_address): Do not split local symbols wider than
18322 UNITS_PER_WORD into HIGH/LO_SUM parts.
18324 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
18327 * gcc.c (process_command): Replace call to execvp with calls
18328 to pex_one and exit.
18330 2009-01-03 Anatoly Sokolov <aesok@post.ru>
18333 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
18334 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
18335 variant for devices with 3-byte PC.
18336 (__tablejump_elpm__): New.
18338 2009-01-12 Jakub Jelinek <jakub@redhat.com>
18341 * c-parser.c (c_parser_postfix_expression): Allow `->' in
18342 offsetof member-designator, handle it as `[0].'.
18344 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18346 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
18347 function when not using named sections on targets with named sections
18348 if branch distance is less than 262132.
18350 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
18352 * combine.c (combine_instructions): Recompute
18353 optimize_this_for_speed_p for each BB in the main combine loop.
18355 2009-01-12 Tomas Bily <tbily@suse.cz>
18358 * tree-loop-distribution.c (prop_phis): New function.
18359 (generate_builtin): Call prop_phis.
18360 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
18362 2009-01-12 Jakub Jelinek <jakub@redhat.com>
18364 PR tree-optimization/38807
18365 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
18366 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
18368 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
18370 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
18371 subreg of op0 to the original op0.
18373 2009-01-11 Laurent GUERBY <laurent@guerby.net>
18375 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
18377 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
18380 * mips-tfile.c (parse_def): Fix parsing of def strings
18381 starting with digits.
18383 2009-01-10 Jakub Jelinek <jakub@redhat.com>
18386 * config/arm/arm.c (arm_is_long_call_p): Don't call
18387 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
18389 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
18391 * regrename.c (regrename_optimize): Fix dumping.
18392 (find_oldest_value_reg): Preserve REG_POINTER.
18393 (copy_hardreg_forward_1): Likewise.
18395 2009-01-09 Diego Novillo <dnovillo@google.com>
18397 * gimple.h (struct gimple_statement_base) <uid>: Document
18398 the restrictions on its use.
18399 (gimple_uid): Tidy.
18400 (gimple_set_uid): Tidy.
18402 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18404 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
18405 zero guard even if align_bytes != 0 and count is smaller than
18408 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
18410 PR rtl-optimization/38495
18411 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
18412 (add_range_and_copies_from_move_list): Print all added ranges.
18413 Add ranges to memory optimized destination.
18415 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18419 * config/i386/i386.c (override_options): Reject
18420 -mstringop-strategy=rep_8byte with -m32.
18421 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
18422 to 1. Do count comparison against epilogue_size_needed at compile
18423 time even when count_exp was constant forced into register. For
18424 size_needed don't jump to epilogue, instead just avoid aligning
18425 and invoke the body algorithm. If need_zero_guard, add zero guard
18426 even if count is non-zero, but smaller than size_needed + number of
18427 bytes that could be stored for alignment.
18428 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
18429 to 1. If need_zero_guard, add zero guard even if count is non-zero,
18430 but smaller than size_needed + number of bytes that could be stored
18431 for alignment. Compare size_needed with epilogue_size_needed instead
18432 of desired_align - align, don't adjust size_needed, pass
18433 epilogue_size_needed to the epilogue expanders.
18436 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
18438 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18440 * pa.c (last_address): Change to unsigned.
18441 (update_total_code_bytes): Change argument to unsigned. Don't
18442 check if insn addresses are set.
18443 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
18444 addresses are not set.
18445 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
18447 2009-01-09 Nick Clifton <nickc@redhat.com>
18449 * config/sh/symbian.c: Replace uses of DECL_INLINE with
18450 DECL_DECLARED_INLINE_P.
18452 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18454 PR middle-end/38347
18455 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
18456 GET_MODE (op0) in operand_subword_force calls.
18458 PR middle-end/38771
18459 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
18460 fold_convert arg0 operands to TREE_TYPE (op0) first.
18462 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
18464 * params.def (ira-max-conflict-table-size): Decrease default value
18467 2009-01-08 Jakub Jelinek <jakub@redhat.com>
18469 PR tree-optimization/37031
18470 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
18472 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
18473 allocate it using gc instead of heap, use VEC_quick_push instead of
18475 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
18476 instead of heap, use VEC_quick_push instead of VEC_safe_push.
18477 * tree-data-ref.h (struct access_matrix): Change matrix to gc
18478 allocated vector from heap allocated.
18479 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
18480 * tree-loop-linear.c (linear_transform_loops): Allocate nest
18481 vector only after perfect_loop_nest_depth call.
18483 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
18484 Jan Sjodin <jan.sjodin@amd.com>
18486 PR tree-optimization/38559
18487 * graphite.c (debug_value, copy_constraint,
18488 swap_constraint_variables, scale_constraint_variable, ): New.
18489 (get_lower_bound, get_upper_bound): Removed.
18490 (graphite_trans_bb_strip_mine): Clean up this code that works
18491 only for constant number of iterations. Fully copy upper and
18492 lower bound constraints, not only the constant part of them.
18493 * graphite.h (debug_value): Declared.
18495 2009-01-08 Ira Rosen <irar@il.ibm.com>
18497 PR tree-optimization/37194
18498 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
18499 Don't add the cost of cost model guard in prologue to scalar
18500 outside cost in case of known number of iterations.
18502 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
18503 Alan Modra <amodra@bigpond.net.au>
18505 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
18506 non-word-aligned REG+CONST addressing.
18508 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
18511 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
18512 free_after_compilation when outputting a thunk.
18513 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
18514 Do not call free_after_compilation here.
18516 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
18518 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
18519 (ix86_valid_target_attribute_inner_p): Ditto.
18521 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
18523 PR tree-optimization/38492
18524 PR tree-optimization/38498
18525 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
18526 * tree-chrec.h (scev_is_linear_expression): Declared.
18527 * graphite.c (graphite_cannot_represent_loop_niter): New.
18528 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
18529 (graphite_loop_normal_form): Use gcc_assert.
18530 (scan_tree_for_params): Use CASE_CONVERT.
18531 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
18532 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
18533 Use gcc_assert. Discard scops that contain unhandled cases.
18534 (build_scop_conditions): Return a boolean status for unhandled cases.
18535 (strip_mine_profitable_p): Print the loop number, not its depth.
18536 (is_interchange_valid): Pass the depth of the loop nest, don't
18537 recompute it wrongly.
18538 (graphite_trans_bb_block): Same.
18539 (graphite_trans_bb_block): Print tentative of loop blocking.
18540 (graphite_trans_scop_block): Do not print that the loop has been
18542 (graphite_transform_loops): Do not handle scops that contain condition
18545 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
18547 AVX Programming Reference (December, 2008)
18548 * config/i386/avxintrin.h (_mm256_stream_si256): New.
18549 (_mm256_stream_pd): Likewise.
18550 (_mm256_stream_ps): Likewise.
18552 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
18553 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
18554 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
18555 (bdesc_special_args): Add __builtin_ia32_movntdq256,
18556 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
18557 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
18558 (ix86_expand_special_args_builtin): Likewise.
18560 * config/i386/sse.md (AVXMODEDI): New.
18561 (avx_movnt<mode>): Likewise.
18562 (avx_movnt<mode>): Likewise.
18563 (<sse>_movnt<mode>): Remove AVX support.
18564 (sse2_movntv2di): Likewise.
18566 2009-01-07 Richard Guenther <rguenther@suse.de>
18568 PR middle-end/38751
18569 * fold-const.c (extract_muldiv): Remove obsolete comment.
18570 (fold_plusminus_mult_expr): Undo MINUS_EXPR
18571 to PLUS_EXPR canonicalization for the canonicalization.
18573 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
18575 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
18576 hosted cross-compilers generating less efficient code.
18578 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
18580 * function.h (rtl_data): Add a dbr_scheduled_p field.
18581 * reorg.c (dbr_schedule): Set it.
18582 (gate_handle_delay_slots): Check it.
18583 * config/mips/mips.c (mips_base_delayed_branch): Delete.
18584 (mips_reorg): Check flag_delayed_branch instead of
18585 mips_base_delayed_branch.
18586 (mips_override_options): Don't set mips_base_delayed_branch
18587 or flag_delayed_branch.
18589 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
18591 PR rtl-optimization/38426.
18592 * ira.c (ira): Set current_function_is_leaf earlier.
18594 2009-01-06 Jakub Jelinek <jakub@redhat.com>
18596 PR rtl-optimization/38722
18597 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
18598 too early, only set a flag and modify after last possible
18601 2009-01-06 Janis Johnson <janis187@us.ibm.com>
18604 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
18605 * real.c (decimal_single_format): Correct values of emin and emax.
18606 (decimal_double_format): Ditto.
18607 (decimal_quad_format): Ditto.
18608 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
18609 computation of DECnn_MIN and DECnn_MAX for corrected values of
18610 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
18611 __DECnn_MIN__, and adjust its computation for the corrected value
18614 2009-01-06 Jan Hubicka <jh@suse.cz>
18617 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
18619 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
18621 * doc/contrib.texi (Contributors): Slightly adjust the end note.
18622 Add Robert Clark to the list of testers.
18624 2009-01-06 Jan Hubicka <jh@suse.cz>
18625 Kai Tietz <kai.tietz@onevision.com>
18627 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
18628 * config/i386/i386.c (ix86_expand_call): Add clobbers.
18630 2009-01-06 Jan Hubicka <jh@suse.cz>
18631 Kai Tietz <kai.tietz@onevision.com>
18633 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
18635 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
18636 (ix86_nsaved_regs): Count only general purpose regs.
18637 (ix86_nsaved_sseregs): New.
18638 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
18639 to 16 for w64; compute padding and size of sse reg save area.
18640 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
18641 general purpose regs.
18642 (ix86_emit_save_sse_regs_using_mov): New.
18643 (ix86_expand_prologue): Save SSE regs if needed.
18644 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
18645 (ix86_emit_restore_sse_regs_using_mov): New.
18646 (ix86_expand_epilogue): Save SSE regs if needed.
18648 2009-01-06 Jan Hubicka <jh@suse.cz>
18649 Kai Tietz <kai.tietz@onevision.com>
18651 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
18652 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
18653 functions when accumulate outgoing args is off.
18655 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
18658 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
18659 before using pseudos_have_intersected_live_ranges_p.
18661 * ira-int.h (ira_assert): Always define.
18663 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
18665 AVX Programming Reference (December, 2008)
18666 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
18667 (_mm256_permute2_pd): Likewise.
18668 (_mm_permute2_ps): Likewise.
18669 (_mm256_permute2_ps): Likewise.
18670 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
18671 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
18673 * config/i386/i386.c (ix86_builtins): Remove
18674 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
18675 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
18676 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
18677 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
18678 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
18679 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
18680 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
18681 __builtin_ia32_vpermil2ps256.
18682 (ix86_init_mmx_sse_builtins): Updated.
18683 (ix86_expand_args_builtin): Likewise.
18685 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18687 * pa.c (output_call): Relocate non-jump insns in the delay slot of
18688 long absolute calls when generating PA 2.0 code.
18690 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
18692 PR rtl-optimization/38583
18693 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
18695 * params.def (ira-max-conflict-table-size): New.
18697 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
18699 * ira.h (ira_conflicts_p): New external definition.
18701 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
18702 table. Report this. Return result of building.
18703 (ira_build_conflicts): Use ira_conflicts_p. Check result of
18704 building conflict table.
18706 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
18707 (ira_color): Use ira_conflicts_p.
18709 * global.c: Include ira.h.
18710 (pseudo_for_reload_consideration_p, build_insn_chain): Use
18713 * Makefile.in (global.o): Add ira.h.
18715 * ira-build.c (mark_all_loops_for_removal,
18716 propagate_some_info_from_allocno): New.
18717 (remove_unnecessary_allocnos): Call
18718 propagate_some_info_from_allocno.
18719 (remove_low_level_allocnos): New.
18720 (remove_unnecessary_regions): Add parameter. Call
18721 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
18722 parameter to remove_unnecessary_regions.
18723 (ira_build): Remove all regions but root if the conflict table was
18724 not built. Update conflict hard regs for allocnos crossing calls.
18726 * ira.c (ira_conflicts_p): New global.
18727 (ira): Define and use ira_conflicts_p.
18729 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
18730 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
18731 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
18733 2009-01-06 Ben Elliston <bje@au.ibm.com>
18735 * gengtype-lex.l (YY_NO_INPUT): Define.
18737 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
18740 * c-common.c (handle_vector_size_attribute): Also reject
18741 BOOLEAN_TYPE types.
18743 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
18745 PR tree-optimization/38492
18746 * graphite.c (rename_map_elt, debug_rename_elt,
18747 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
18748 rename_map_elt_info, eq_rename_map_elts,
18749 get_new_name_from_old_name, bb_in_sese_p): Moved around.
18750 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
18751 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
18752 (sese_build_livein_liveouts): New.
18753 (new_sese, free_sese): New.
18754 (new_scop): Call new_sese.
18755 (free_scop): Call free_sese.
18756 (rename_variables_from_edge, rename_phis_end_scop): Removed.
18757 (register_old_new_names): Renamed register_old_and_new_names.
18758 (register_scop_liveout_renames, add_loop_exit_phis,
18759 insert_loop_close_phis, struct igp,
18760 default_liveout_before_guard, add_guard_exit_phis,
18761 insert_guard_phis, copy_renames): New.
18762 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
18763 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
18764 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
18765 (scop_adjust_phis_for_liveouts): New.
18766 (gloog): Call scop_adjust_phis_for_liveouts.
18768 * graphite.h (struct sese): Documented. Added fields liveout,
18769 num_ver and livein.
18770 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
18771 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
18772 (struct scop): Added field liveout_renames.
18773 (SCOP_LIVEOUT_RENAMES): New.
18775 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
18777 PR tree-optimization/38510
18778 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
18779 (translate_clast): Call recompute_all_dominators before
18781 (gloog): Call recompute_all_dominators before graphite_verify.
18783 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
18784 Jan Sjodin <jan.sjodin@amd.com>
18786 PR tree-optimization/38500
18787 * graphite.c (create_sese_edges): Call fix_loop_structure after
18790 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
18792 * config.gcc: Add m32r*-*-rtems*.
18793 * config/m32r/rtems.h: New file.
18795 2009-01-05 Ben Elliston <bje@au.ibm.com>
18797 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
18798 (.po.pox): Likewise.
18799 (po/gcc.pot): Likewise.
18801 2009-01-04 David S. Miller <davem@davemloft.net>
18803 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
18804 (STARTING_FRAME_OFFSET): Always set to zero.
18806 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
18808 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
18809 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
18810 fixed-point types, and vectors of the same.
18812 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
18814 * config/mips/sync.md (*mb_barrier): Rename to...
18815 (*memory_barrier): ...this.
18817 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
18819 * doc/extend.texi (Function Attributes): Move @cindex after @item
18820 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
18821 and put in alphabetical order. Fix 'target' name and put in order.
18822 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
18825 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
18827 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
18828 (memory_barrier): Expand as unspec instead of unspec_volatile.
18829 Remove mem:BLK from insn operands. Use Pmode scratch register.
18830 (*memory_barrier): Define as unspec instead of unspec_volatile.
18831 Use (match_dup 0) as input operand.
18833 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
18834 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
18835 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
18836 scratch register. Remove operand 1.
18837 (*stbar): Define as unspec instead of unspec_volatile.
18838 Use (match_dup 0) as input operand, remove (const_int 8).
18839 (*membar): Define as unspec instead of unspec_volatile.
18840 Use (match_dup 0) as input operand, remove input operand 2.
18842 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
18843 (memory_barrier): Expand as unspec instead of unspec_volatile.
18844 Remove mem:BLK from insn operands. Use Pmode scratch register.
18845 (*memory_barrier): Define as unspec instead of unspec_volatile.
18846 Use (match_dup 0) as input operand.
18848 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
18849 Remove mem:BLK from insn operands. Use Pmode scratch register.
18850 Set volatile flag on operand 0.
18851 (*memory_barrier): New insn pattern.
18853 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
18855 (*memory_barrier): Use (match_dup 0) as input operand.
18857 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
18858 Remove mem:BLK from insn operands. Use Pmode scratch register.
18859 Set volatile flag on operand 0.
18860 (*mb_internal): New insn pattern.
18862 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
18864 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
18866 PR middle-end/38586
18867 * function.c (struct temp_slot): Move to the section of the file
18868 that deals with temp slots. Remove field 'address'.
18869 (temp_slot_address_table): New hash table of address -> temp slot.
18870 (struct temp_slot_address_entry): New struct, items for the table.
18871 (temp_slot_address_compute_hash, temp_slot_address_hash,
18872 temp_slot_address_eq, insert_temp_slot_address): Support functions
18874 (find_temp_slot_from_address): Rewrite to use the new hash table.
18875 (remove_unused_temp_slot_addresses): Remove addresses of temp
18876 slots that have been made available.
18877 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
18878 worker function for remove_unused_temp_slot_addresses.
18879 (assign_stack_temp_for_type): Don't clear the temp slot address list.
18880 Add the temp slot address to the address -> temp slot map.
18881 (update_temp_slot_address): Update via insert_temp_slot_address.
18882 (free_temp_slots): Call remove_unused_temp_slot_addresses.
18883 (pop_temp_slots): Likewise.
18884 (init_temp_slots): Allocate the address -> temp slot map, or empty
18885 the map if it is already allocated.
18886 (prepare_function_start): Initialize temp slot processing.
18888 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
18890 PR middle-end/38584
18891 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
18892 Calculate the size of all stack vars assuming no packing of stack
18893 vars will happen, replacing a quadratic algorithm with a linear one.
18895 2009-01-03 Jakub Jelinek <jakub@redhat.com>
18898 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
18901 2009-01-03 Diego Novillo <dnovillo@google.com>
18903 * doc/contrib.texi: Update contributions.
18905 2009-01-03 Jakub Jelinek <jakub@redhat.com>
18908 * builtins.c (fold_builtin_memory_op): Give up if either operand
18909 is volatile. Set srctype or desttype to non-qualified version
18913 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
18914 and FUNCTION_DECLs.
18916 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
18918 PR rtl-optimization/35805
18919 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
18920 problem if fast dce is able to remove any instructions.
18921 * dce.c (dce_process_block): Fix dump message.
18923 2009-01-02 Mark Mitchell <mark@codesourcery.com>
18926 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
18928 2009-01-02 Jakub Jelinek <jakub@redhat.com>
18930 PR middle-end/38690
18931 * tree-flow.h (op_code_prio, op_prio): New prototypes.
18932 * tree-pretty-print.c (op_code_prio): New function.
18933 (op_prio): No longer static. Use op_code_prio.
18934 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
18935 Use op_prio and op_code_prio to determine if () should be
18936 printed around operand(s) or not.
18938 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
18939 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
18940 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
18941 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
18942 pp_character instead of pp_string for single letter printing.
18944 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
18946 * doc/extend.texi: Fix '#pragma GCC option' typo.
18948 2009-01-02 Richard Guenther <rguenther@suse.de>
18950 * doc/install.texi (--enable-checking): Mention different
18951 default for stage1.
18952 (--enable-stage1-checking): Document.
18954 2009-01-01 Andrew Pinski <pinskia@gmail.com>
18956 PR middle-end/30142
18957 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
18958 case to be an error.
18960 2009-01-02 Ben Elliston <bje@au.ibm.com>
18962 * config/fp-bit.h (pack_d): Constify argument.
18963 * config/fp-bit.c (makenan): Constify return type. Remove casts.
18964 (isnan): Constify argument.
18966 (iszero): Likewise.
18967 (pack_d): Likewise.
18968 (_fpadd_parts): Constify return type.
18969 (_fpmul_parts): Likewise.
18970 (_fpdiv_parts): Likewise.
18972 2009-01-01 Jakub Jelinek <jakub@redhat.com>
18975 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
18976 warn about overwriting initializer with side-effects or
18977 -Woverride-init if !IMPLICIT.
18978 (output_init_element): Likewise. Pass IMPLICIT down to
18980 (process_init_element): Add IMPLICIT argument. Pass it down
18981 to output_init_element.
18982 (push_init_element, pop_init_level, set_designator): Adjust
18983 process_init_element callers.
18984 (set_nonincremental_init, set_nonincremental_init_from_string):
18985 Adjust add_pending_init callers.
18986 (output_pending_init_elements): Adjust output_init_element callers.
18987 * c-tree.h (process_init_element): Adjust prototype.
18988 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
18989 process_init_element callers.
18992 Copyright (C) 2009 Free Software Foundation, Inc.
18994 Copying and distribution of this file, with or without modification,
18995 are permitted in any medium without royalty provided the copyright
18996 notice and this notice are preserved.