1 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
4 Cast "1" to unsigned HOST_WIDE_INT.
5 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
6 deposit length to the maximum length - lsb. Extend length if
7 HOST_BITS_PER_WIDE_INT is 32.
9 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
11 * cgraph.h (constant_pool_htab): New function.
12 (constant_descriptor_tree): Move from varasm.c.
13 * varasm.c (constant_pool_htab): New function.
14 (constant_descriptor_tree): Move to cgraph.h.
16 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
18 * toplev.c: Invoke FINISH_UNIT callbacks before call to
21 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
23 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
26 2009-07-20 Xinliang David Li <davidxl@google.com>
28 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
30 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
32 * config/mips/mips.md (move_type): Add arith.
34 (zero_extendsidi2): Rename this into ...
35 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
36 (zero_extendsidi2): New expander.
37 (*zero_extendsidi2_dext): New pattern.
39 2009-07-20 Nick Clifton <nickc@redhat.com>
41 * config.gcc (mips64-*-*): Add definition of tm_defines in order
42 to set MIPS_ABI_DEFAULT.
43 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
45 2009-07-20 Jakub Jelinek <jakub@redhat.com>
47 * tree-object-size.c (addr_object_size): Handle unions with
48 array in it as last field of structs in __bos (, 1) as __bos (, 0).
50 PR tree-optimization/40792
51 * tree.c (build_function_type_skip_args): Remove bogus assert.
53 2009-07-20 Jan Hubicka <jh@suse.cz>
54 Martin Jambor <mjambor@suse.cz>
56 * cgraph.h (combined_args_to_skip): New field.
57 * cgraph.c (cgraph_create_virtual_clone): Properly handle
58 combined_args_to_skip and args_to_skip.
59 * tree-inline.c (update_clone_info): New function.
60 (tree_function_versioning): Call update_clone_info.
61 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized functions.
62 (cgraph_materialize_all_clones): More extensive dumping, working
63 with combined_args_to_skip rather than args_to_skip.
65 2009-07-20 Ira Rosen <irar@il.ibm.com>
67 * tree-vectorizer.h (vectorizable_condition): Add parameters.
68 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
69 (get_initial_def_for_reduction): Likewise.
70 (vectorizable_reduction): Skip the check of first operand in case
71 of COND_EXPR. Add check that it is outer loop vectorization if
72 nested cycle was detected. Call vectorizable_condition() for
73 COND_EXPR. If reduction epilogue cannot be created do not fail for
74 nested cycles (if it is not double reduction). Assert that there
75 is only one type in the loop in case of COND_EXPR. Call
76 vectorizable_condition() to vectorize COND_EXPR.
77 * tree-vect-stmts.c (vectorizable_condition): Update comment.
78 Add parameters. Allow nested cycles if called from
79 vectorizable_reduction(). Use reduction vector variable if provided.
80 (vect_analyze_stmt): Call vectorizable_reduction() before
81 vectorizable_condition().
82 (vect_transform_stmt): Update call to vectorizable_condition().
84 2009-07-20 Christian Bruel <christian.bruel@st.com>
86 * config/sh/sh.opt (-mfmovd): Resurrect and document.
87 * doc/invoke.texi (-mfmovd): Likewise.
88 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
90 2009-07-20 Jan Hubicka <jh@suse.cz>
92 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
93 when handling SSA name.
95 2009-07-19 Jan Hubicka <jh@suse.cz>
97 PR tree-optimization/40676
98 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
99 virtual PHIs in empty BBs.
101 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
103 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
104 re-expanded the compound use gen_lowpart instead to convert to the
107 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
109 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
110 OUTER_CONST arguments.
111 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
112 the new wider mode will be masked off.
113 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
115 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
117 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
118 high-order bits are zero.
120 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
122 * combine.c (simplify_shift_const_1): Split code to determine
124 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
125 new bits shifted in are identical to the old sign bit.
127 2009-07-18 Richard Guenther <rguenther@suse.de>
130 * gimplify.c (gimplify_call_expr): Reject code using results from
131 functions returning void.
133 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
135 * doc/md.texi: Document the new PowerPC "es" constraint.
136 Document that "m" can include automodified addresses on this target,
137 and explain how %U must be used. Extend the "Q" and "Z" documentation
138 to suggest "es" as well as "m".
139 * config/rs6000/constraints.md (es): New memory constraint.
140 (Q, Z): Update strings to match new documentation.
142 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
144 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
145 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
146 * config/rs6000/predicates.md (volatile_mem_operand): Use
147 offsettable_nonstrict_memref_p.
148 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
149 (*floatunssidf2_internal): Likewise.
150 (*fix_truncdfsi2_internal): Likewise.
151 (*fix_trunctfsi2_internal): Likewise.
153 2009-07-17 Anatoly Sokolov <aesok@post.ru>
155 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
157 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
159 2009-07-17 Richard Guenther <rguenther@suse.de>
162 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
163 (pass_warn_unused_result): Likewise.
164 (TODO_set_props): Remove.
165 * omp-low.c (diagnose_omp_structured_block_errors): Change to
167 (pass_diagnose_omp_blocks): Define.
168 * c-decl.c (pop_file_scope): Do not finalize the CU here.
169 (c_gimple_diagnostics_recursively): Remove.
170 (finish_function): Do not call it.
171 (c_write_global_declarations): Continue after errors.
172 Finalize the CU here.
173 * c-gimplify.c (c_genericize): Do not gimplify here.
174 * c-common.c (c_warn_unused_result): Move ...
175 * tree-cfg.c (do_warn_unused_result): ... here.
176 (run_warn_unused_result): New function.
177 (gate_warn_unused_result): New function.
178 (pass_warn_unused_result): New pass.
179 * c-common.h (c_warn_unused_result): Remove.
180 * flags.h (flag_warn_unused_result): Declare.
181 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
182 * opts.c (flag_warn_unused_result): Initialize to false.
183 * toplev.c (compile_file): Add comment.
184 * omp-low.c (create_omp_child_function): Do not register
185 the function with the frontend.
186 (diagnose_omp_structured_block_errors): Prepare to be
187 called as optimization pass.
188 (gate_diagnose_omp_blocks): New function.
189 (pass_diagnose_omp_blocks): New pass.
190 * cgraph.h (cgraph_optimize): Remove.
191 (cgraph_analyze_function): Likewise.
192 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
193 * cgraphunit.c (cgraph_lower_function): Lower nested functions
194 before their parents here.
195 (cgraph_finalize_function): Not here.
196 (cgraph_analyze_function): Gimplify functions here.
197 (cgraph_finalize_compilation_unit): Continue after errors.
198 Optimize the callgraph from here.
199 (cgraph_optimize): Make static.
200 * langhooks.c (write_global_declarations): Finalize the CU.
201 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
202 (gimplify_function_tree): Assert we gimplify only once.
203 Set PROP_gimple_any property.
204 * tree-nested.c (gimplify_all_functions): New function.
205 (lower_nested_functions): Gimplify all nested functions.
206 * gimple.h (diagnose_omp_structured_block_errors): Remove.
207 * passes.c (init_optimization_passes): Add pass_warn_unused_result
208 and pass_diagnose_omp_blocks after gimplification. Do not
209 set TODO_set_props on all_lowering_passes.
210 (execute_one_pass): Do not handle TODO_set_props.
211 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
212 (gimplify.o): Add tree-pass.h dependency.
213 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
214 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
215 (unsave_r): Likewise.
216 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
219 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
221 * doc/service.texi (Service): Restore previously removed link,
222 which isn't broken after all.
224 2009-07-17 Richard Guenther <rguenther@suse.de>
226 PR tree-optimization/40321
227 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
228 PHI nodes to the maximal set.
229 (make_values_for_phi): Add PHI arguments to the maximal set.
230 (execute_pre): Dump PHI_GEN and the maximal set.
232 2009-07-17 Jakub Jelinek <jakub@redhat.com>
235 * gimplify.c (gimplify_conversion): Don't change non-conversions into
238 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
240 * doc/extend.texi (Nested Functions): Replace broken link with
242 * doc/service.texi (Service): Remove broken link.
244 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
247 * builtins.c (expand_builtin_memcmp): Use loc instead of
249 (expand_builtin_strncmp): Likewise.
251 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
252 Manuel López-Ibáñez <manu@gcc.gnu.org>
255 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
256 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
257 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
258 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
259 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
260 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
261 tree-inline.c, c-common.c, c-common.h, gimple.c,
262 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
263 convert.c: Add location argument to fold_{unary,binary,ternary},
264 fold_build[123], build_call_expr, build_size_arg,
265 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
266 fold_build1_initializer, fold_build2_initializer,
267 fold_build3_initializer, fold_build_call_array,
268 fold_build_call_array_initializer, fold_single_bit_test,
269 omit_one_operand, omit_two_operands, invert_truthvalue,
270 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
271 combine_comparisons, fold_builtin_*, fold_call_expr,
272 build_range_check, maybe_fold_offset_to_address, round_up,
275 2009-07-16 Jason Merrill <jason@redhat.com>
278 * c-common.c (c_common_reswords): Add __is_standard_layout
280 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
281 * doc/implement-cxx.texi: New.
282 * doc/gcc.texi: Include it.
284 2009-07-16 DJ Delorie <dj@redhat.com>
286 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
287 compares that may be indirectly affected by previous instructions.
289 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
291 * builtins.c (do_mpc_arg2): New.
292 (fold_builtin_2): Fold builtin cpow.
293 * real.h (HAVE_mpc_pow): New.
295 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
297 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
298 comparison to skip unprofitable schedule
300 2009-07-16 Simon Baldwin <simonb@google.com>
302 * gcc.c (option_map): New flag -no-canonical-prefixes.
303 * (display_help): Print help text for new flag.
304 * (process_command): Move options translation and language specifics
305 and handle new flag early. Use it to set a function pointer to a
306 prefix builder. Replace make_relative_prefix calls with calls to
307 the function pointed to. Ignore new flag in regular options handling.
308 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
310 2009-07-15 DJ Delorie <dj@redhat.com>
312 * config/mep/mep.md (sibcall_internal): Change register to avoid
314 (sibcall_value_internal): Likewise.
316 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
318 PR rtl-optimization/40710
319 * resource.c (mark_target_live_regs): Reset DF problem to LR.
321 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
323 * config/mips/mips.md (*extenddi_truncate<mode>,
324 *extendsi_truncate<mode>): Change type attribute to move_type
325 with shift_shift. Split out code handling exts from here ...
326 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
328 (*extendhi_truncateqi): Change type attribute to move_type with
329 shift_shift. Split out code handling exts from here ...
330 (*extendhi_truncateqi_exts): ... to this new pattern.
332 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
334 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
335 instead of "and" with inverted sign bit mask value. Use
336 "nonimmediate_operand" for operand 1 and operand 2 predicate.
337 Allocate registers only for operand 4 and operand 5.
339 2009-07-15 Jakub Jelinek <jakub@redhat.com>
342 * fold-const.c (fold_cond_expr_with_comparison): When folding
343 < and <= to MIN, make sure the MIN uses the same type as the
344 comparison's operands.
346 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
348 * arm.md (ior_xor): New code iterator.
349 (split for ior/xor with shift and zero-extend): New split pattern.
350 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
352 2009-07-15 Richard Guenther <rguenther@suse.de>
354 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
357 2009-07-15 Richard Guenther <rguenther@suse.de>
360 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
362 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
364 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
365 handle 2.6.30 kernel.
367 2009-07-15 DJ Delorie <dj@redhat.com>
369 * config/mep/mep.md (sibcall_internal): Change register to allow
370 for 24-bit addresses.
371 (sibcall_value_internal): Likewise.
373 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
375 * doc/invoke.texi: Added descriptions of the scheduling heuristics
376 that are enabled/disabled by the flags introduced by a previous patch.
378 2009-07-14 DJ Delorie <dj@redhat.com>
380 * config/mep/mep.md (sibcall_internal): Include non-toggling
382 (sibcall_value_internal): Likewise.
384 2009-07-14 Taras Glek <tglek@mozilla.com>
385 Rafael Espindola <espindola@google.com>
387 * doc/sourcebuild.texi: Document install-plugin target.
388 * configure.ac: Added install-plugin target to language makefiles.
389 * configure: Regenerate.
390 * Makefile.in: (install-plugin): Install more headers,
391 depend on lang.install-plugin.
393 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
395 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
398 2009-07-14 DJ Delorie <dj@redhat.com>
400 * config/mep/mep.c (mep_vliw_jmp_match): New function.
401 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
402 * config/mep/mep.md (sibcall_internal): Change test from
403 mep_vliw_mode_match to mep_vliw_jmp_match.
404 (sibcall_value_internal): Likewise.
406 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
408 * config/i386/sse.md (copysign<mode>3): New expander.
409 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
410 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
411 Use ix86_build_const_vector.
412 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
413 IX86_BUILTIN_CPYSGNPD.
414 (builtin_description): Add __builtin_ia32_copysignps and
415 __builtin_ia32_copysignpd.
416 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
417 and BUILT_IN_COPYSIGNF.
419 2009-07-13 Jason Merrill <jason@redhat.com>
421 * builtins.c (can_trust_pointer_alignment): New fn.
422 (get_pointer_alignment): Factor it out from here.
423 * tree.h: Declare it.
425 2009-07-14 David Edelsohn <edelsohn@gnu.org>
427 * config/rs6000/predicates.md (offsettable_mem_operand): Test
430 2009-07-14 Dodji Seketeli <dodji@redhat.com>
434 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
436 2009-07-14 Richard Guenther <rguenther@suse.de>
437 Andrey Belevantsev <abel@ispras.ru>
440 * cfgexpand.c (partition_stack_vars): Do not bother to update
441 alias information when not optimizing.
443 2009-07-14 Richard Guenther <rguenther@suse.de>
444 Andrey Belevantsev <abel@ispras.ru>
446 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
447 (pt_solution_set): Likewise.
448 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
449 * tree-ssa-structalias.c (pt_solution_set): New function.
450 * final.c (rest_of_clean_state): Free SSA data structures.
451 * print-rtl.c (print_decl_name): Remove.
452 (print_mem_expr): Implement in terms of print_generic_expr.
453 * alias.c (ao_ref_from_mem): New function.
454 (rtx_refs_may_alias_p): Likewise.
455 (true_dependence): Query alias-export info.
456 (canon_true_dependence): Likewise.
457 (write_dependence_p): Likewise.
458 * tree-dfa.c (get_ref_base_and_extent): For void types leave
460 * emit-rtl.c (component_ref_for_mem_expr): Remove.
461 (mem_expr_equal_p): Use operand_equal_p.
462 (set_mem_attributes_minus_bitpos): Do not use
463 component_ref_for_mem_expr.
464 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
465 (update_alias_info_with_stack_vars): Likewise.
466 (partition_stack_vars): Call update_alias_info_with_stack_vars.
467 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
468 explicitly nor clear stmt operands.
469 Free the decl-to-pointer map.
470 * tree-optimize.c (execute_free_datastructures): Do not free
471 SSA data structures here.
472 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
473 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
474 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
476 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
478 2009-07-13 DJ Delorie <dj@redhat.com>
480 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
481 unrolling at the right iteration count.
483 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
486 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
488 * haifa-sched.c (rank_for_schedule): Introduced flags to
489 enable/disable individual scheduling heuristics.
490 * common.opt: Introduced flags to enable/disable individual
491 heuristics in the scheduler.
492 * doc/invoke.texi: Introduced flags to enable/disable individual
493 heuristics in the scheduler.
495 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
497 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
498 config/i386/mingw-tls.c.
499 * config/i386/mingw-tls.c: Removed.
501 2009-07-13 Ira Rosen <irar@il.ibm.com>
503 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
504 checks access only relevant statements.
505 (vectorizable_reduction): Likewise.
507 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
509 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
510 just for 32-bit case.
512 2009-07-12 Jan Hubicka <jh@suse.cz>
514 PR tree-optimization/40585
515 * except.c (expand_resx_expr): When there already is resume
516 instruction, produce linked list.
517 (build_post_landing_pads): Assert that resume is empty.
518 (connect_post_landing_pads): Handle resume lists.
519 (dump_eh_tree): Dump resume list.
521 2009-07-12 Ira Rosen <irar@il.ibm.com>
523 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
524 with additional argument.
525 * tree-vectorizer.h (enum vect_def_type): Add
526 vect_double_reduction_def.
527 (vect_is_simple_reduction): Add argument.
528 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
530 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
531 vect_is_simple_reduction with additional argument.
532 (vect_analyze_loop_operations): Handle exit phi nodes in case of
534 (reduction_code_for_scalar_code): Handle additional codes by
535 returning ERROR_MARK for them. Fix comment and indentation.
536 (vect_is_simple_reduction): Fix comment, add argument to specify
537 double reduction. Detect double reduction.
538 (get_initial_def_for_induction): Fix indentation.
539 (get_initial_def_for_reduction): Fix comment and indentation.
540 Handle double reduction. Create initial definitions that do not
541 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
542 (vect_create_epilog_for_reduction): Fix comment, add argument to
543 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
544 epilogue result extraction. Create double reduction phi node and
545 replace relevant uses.
546 (vectorizable_reduction): Call vect_is_simple_reduction with
547 additional argument. Fix indentation. Update epilogue code treatment
548 according to the changes in reduction_code_for_scalar_code. Check
549 for double reduction. Call vect_create_epilog_for_reduction with
551 * tree-vect-stmts.c (process_use): Handle double reduction, update
553 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
554 (vect_get_vec_def_for_operand): Likewise.
556 2009-07-12 Danny Smith <dansmister@gmail.com>
558 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
559 dllexport if !TREE_PUBLIC.
560 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
562 2009-07-11 Anatoly Sokolov <aesok@post.ru>
564 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
565 (avr_extra_arch_macro) Remove declatation.
566 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
567 (avr_extra_arch_macro) Declare as static.
568 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
570 2009-07-11 Jan Hubicka <jh@suse.cz>
573 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
575 2009-07-11 Jakub Jelinek <jakub@redhat.com>
578 * dwarf2out.c (dw_fde_struct): Add in_std_section and
579 cold_in_std_section bits.
580 (dwarf2out_begin_prologue): Initialize them.
581 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
582 if already covered by text_section or cold_text_section range.
584 PR rtl-optimization/40667
585 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
586 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
587 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
588 * config/i386/i386.c (ix86_minimum_alignment): New function.
589 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
590 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
591 * emit-rtl.c (gen_reg_rtx): Likewise.
592 * function.c (assign_parms): Likewise. If nominal_type needs
593 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
594 rather than passed_type's alignment.
597 * function.c (assign_parm_setup_stack): Adjust
598 MEM_OFFSET (data->stack_parm) if promoted_mode is different
599 from nominal_mode on big endian.
601 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
603 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
605 2009-07-10 DJ Delorie <dj@redhat.com>
607 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
609 2009-07-10 Mark Mitchell <mark@codesourcery.com>
611 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
613 (thumb2_cbnz): Likewise.
615 2009-07-10 David Daney <ddaney@caviumnetworks.com>
618 * config.gcc (supported_defaults): Add synci.
619 (with_synci): Add validation.
620 (all_defaults): Add synci.
621 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
624 * config/mips/mips.opt (msynci): New option.
625 * config/mips/mips.c (mips_override_options): Warn on use of
626 -msynci for targets that do now support it.
627 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
629 * gcc/doc/invoke.texi (-msynci): Document the new option.
630 * doc/install.texi (--with-synci): Document the new option.
632 2009-07-10 Richard Guenther <rguenther@suse.de>
634 PR tree-optimization/40496
635 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
636 the PHI result with a compatible type.
638 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
642 * c.opt (Wunused-result): New.
643 * doc/invoke.texi: Document it.
644 * c-common.c (c_warn_unused_result): Use it.
646 2009-07-09 DJ Delorie <dj@redhat.com>
648 * targhooks.c (default_target_can_inline_p): Rename from
649 default_target_option_can_inline_p.
650 * targhooks.h (default_target_can_inline_p): Likewise.
651 * target-def.h (TARGET_CAN_INLINE_P): Rename from
652 TARGET_OPTION_CAN_INLINE_P.
653 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
654 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
655 (mep_target_can_inline_p): Rename from
656 mep_target_option_can_inline_p.
659 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
660 registers used to pass vectors.
662 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
664 2009-07-09 Tom Tromey <tromey@redhat.com>
666 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
667 * config/mmix/mmix.c: Include dwarf2.h.
668 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
669 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
670 * config/sh/sh.c: Include dwarf2.h.
671 * config/i386/i386.c: Include dwarf2.h.
672 * Makefile.in (DWARF2_H): Remove 'elf'.
673 * except.c: Include dwarf2.h.
674 * unwind-dw2.c: Include dwarf2.h.
675 * dwarf2out.c: Include dwarf2.h.
676 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
677 * unwind-dw2-fde.c: Include dwarf2.h.
678 * dwarf2asm.c: Include dwarf2.h.
680 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
682 * haifa-sched.c (insn_finishes_cycle_p): New static function.
684 * sched-int.h (struct sched_info: insn_finishes_block_p): New
686 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
687 (region_sched_info): Update.
688 * sched-ebb.c (ebb_sched_info): Update.
689 * modulo-sched.c (sms_sched_info): Update.
690 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
692 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
694 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
696 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
698 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
700 2009-07-09 Jakub Jelinek <jakub@redhat.com>
703 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
704 arg1 with arg01 if arg1 is already INTEGER_CST.
706 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
708 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
709 Transform (and (truncate)) into (truncate (and)).
711 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
713 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
714 creating LHS paradoxical subregs. Fix surrounding returns to
715 use NULL_RTX rather than 0.
717 2009-07-08 DJ Delorie <dj@redhat.com>
719 * config/mep/mep.c: (mep_option_can_inline_p): New.
720 (TARGET_OPTION_CAN_INLINE_P): Define.
722 2009-07-08 Mark Wielaard <mjw@redhat.com>
725 * dwarf2out.c (add_data_member_location_attribute): When we have
726 only a constant offset don't emit a new location description using
727 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
730 2009-07-08 Richard Henderson <rth@redhat.com>
733 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
734 (enum reg_class): Add CLOBBERED_REGS.
735 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
736 * config/i386/i386.c (ix86_conditional_register_usage): Moved
737 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
738 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
739 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
740 force 64-bit sibcalls into R11.
741 * config/i386/constraints.md (U): New constraint.
742 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
743 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
744 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
746 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
748 * basic-block.h (dump_regset, debug_regset): Remove duplicate
750 * c-objc-common.h (c_initialize_diagnostics): Ditto.
751 * ebitmap.h (dump_ebitmap): Ditto.
752 * optabs.h (optab_libfunc): Ditto.
753 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
754 * tree-flow.h (vect_can_force_dr_alignment_p,
755 get_vectype_for_scalar_type): Ditto.
756 (vectorize_loops): Move prototype to ...
757 * tree-vectorizer.h: ... here. Also, adjust comment.
758 (vect_set_verbosity_level): Remove duplicate prototype.
759 * tree-ssa-loop.c: Include tree-vectorizer.h.
760 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
762 2009-07-08 Nick Clifton <nickc@redhat.com>
764 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
767 2009-07-08 DJ Delorie <dj@redhat.com>
769 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
770 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
771 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
773 * config/mep/intrinsics.md: Regenerated.
774 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
775 registers when asm() or calls are detected.
777 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
780 * gimplify.c (gimplify_expr): Propagate no_warning flag when
782 * gimple (gimple_build_call_from_tree): Likewise.
783 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
784 no_warning flag before warning.
786 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
788 * tree.c (set_expr_locus): Remove.
789 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
790 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
792 * gimplify.c (internal_get_tmp_var): Likewise.
793 (gimplify_call_expr): Likewise.
794 (gimplify_one_sizepos): Likewise.
796 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
799 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
800 to variables for debugging purposes.
802 2009-06-23 Mark Loeser <mark@halcy0n.com>
805 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
807 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
809 * pretty-print.c (pp_base_format): Remove %J.
810 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
811 gcc_cxxdiag_char_table): Likewise.
812 (init_dynamic_diag_info): Likewise.
814 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
816 * pretty-print.c (pp_base_format): Remove %H.
817 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
818 gcc_cxxdiag_char_table): Likewise.
819 (init_dynamic_diag_info): Likewise.
820 * config/mep/mep.c (mep_select_section): Likewise.
822 2009-07-07 Duncan Sands <baldrick@free.fr>
824 * final.c (pass_clean_state): Give the pass a name.
825 * passes.c (pass_rest_of_compilation): Likewise.
826 * tree-optimize.c (pass_all_optimizations): Likewise.
828 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
830 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
831 an extra 'decl' for error_at.
833 2009-07-07 Jakub Jelinek <jakub@redhat.com>
836 * tree-tailcall.c (adjust_return_value_with_ops,
837 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
838 if it has complex or vector type.
840 2009-07-07 Olivier Hainque <hainque@adacore.com>
842 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
845 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
847 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
849 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
851 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
852 * c-decl.c: Likewise.
853 * function.c: Likewise.
854 * varasm.c: Likewise.
855 * tree-ssa.c: Likewise.
856 * c-common.c: Likewise.
857 * tree-cfg.c: Likewise.
858 * config/spu/spu.c: Likewise.
859 * config/ia64/ia64.c: Likewise.
860 * config/v850/v850.c: Likewise.
862 2009-07-06 DJ Delorie <dj@redhat.com>
864 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
865 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
866 unspecified accesses to control registers.
867 * config/mep/intrinsics.md: Regenerate.
868 * config/mep/intrinsics.h: Regenerate.
869 * config/mep/mep-intrin.h: Regenerate.
871 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
873 * c-lex.c: Replace %H by an explicit location. Update all calls.
874 * c-common.c: Likewise.
875 * c-decl.c: Likewise.
876 * c-typeck.c: Likewise.
877 * fold-const.c: Likewise.
878 * gimplify.c: Likewise.
880 * tree-cfg.c: Likewise.
881 * tree-ssa-loop-niter.c: Likewise.
882 * tree-vrp.c: Likewise.
883 * value-prof.c: Likewise.
885 2009-07-06 Diego Novillo <dnovillo@google.com>
887 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
888 if it has one. Handle cases where VAR does not have an
889 annotation or cfun is NULL.
891 2009-07-06 Diego Novillo <dnovillo@google.com>
893 * tree.c: Include debug.h.
894 (initialize_tree_contains_struct): New.
895 (init_ttree): Call it.
896 (tree_node_structure_for_code): Factor out of ...
897 (tree_node_structure): ... here.
898 * treestruct.def (TS_PHI_NODE): Remove.
899 (TS_GIMPLE_STATEMENT): Remove.
901 2009-07-06 Diego Novillo <dnovillo@google.com>
903 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
904 (debug_tree_chain): Handle cycles.
906 2009-07-06 Nick Clifton <nickc@redhat.com>
907 DJ Delorie <dj@redhat.com>
909 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
910 __FMOVD_ENABLED__ is defined.
912 (TARGET_FMOVD): Provide a default definition.
913 (MASK_FMOVD): Likewise.
914 (TARGET_CPU_CPP_BUILTINS): Define
915 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
916 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
917 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
918 (split for DF load from memory into register): Also handle
919 MEMs which consist of REG+DISP addressing.
920 (split for DF store from register to memory): Likewise.
921 (movsf_ie): Always use single fp_mode.
922 * config/sh/sh.c (sh_override_options): Do not automatically
923 enable TARGET_MOVD for the SH2A when supporting doubles - leave
924 that to the -mfmovd command line switch.
925 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
926 (fldi_ok): Always allow.
927 * config/sh/sh.opt (mfmovd): Remove this switch.
928 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
930 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
931 Kaz Kojima <kkojima@gcc.gnu.org>
933 PR rtl-optimization/30807
934 * postreload.c (reload_combine): For every new use of REG_SUM,
935 record the use of BASE.
937 2009-07-06 Jan Hubicka <jh@suse.cz>
939 * params.def: Revert my accidental commit at 2009-06-30.
941 2009-07-04 Ian Lance Taylor <iant@google.com>
944 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
946 (mingw_format_attribute_overrides): Likewise.
948 2009-07-04 Jakub Jelinek <jakub@redhat.com>
951 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
952 don't check cfa.reg. Instead of cfa.indirect use
953 fde && fde->drap_reg != INVALID_REGNUM test.
955 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
957 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
959 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
962 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
964 2009-07-03 Richard Guenther <rguenther@suse.de>
966 PR tree-optimization/40640
967 * tree-switch-conversion.c (build_arrays): Perform arithmetic
970 2009-07-03 Jan Hubicka <jh@suse.cz>
972 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
973 for size, reduce amount of inlining.
975 2009-07-03 Richard Guenther <rguenther@suse.de>
978 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
979 if t +- x is known to not overflow and the conversion widens the
981 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
983 2009-07-03 Jan Hubicka <jh@suse.cz>
985 * ipa-pure-const.c (analyze): Update loop optimizer init.
986 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
987 try_remove_empty_loop, remove_empty_loops): Remove.
988 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
989 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
990 to mark regular loops as neccesary.
991 (degenerate_phi_p): New function.
992 (propagate_necessity, remove_dead_phis): Use it.
993 (forward_edge_to_pdom): Likewise.
994 (eliminate_unnecessary_stmts): Take care to remove uses of results of
995 virtual PHI nodes that became unreachable.
996 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
997 * tree-flow.h (remove_empty_loops): Remove.
998 * passes.c (init_optimization_passes): Remove.
1000 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
1002 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
1003 can_create_pseudo_p.
1004 (*fix_trunc<mode>_i387_1): Ditto.
1005 (*floathi<mode>2_1): Ditto.
1006 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
1007 (*fistdi2_1): Ditto.
1008 (*fist<mode>2_1): Ditto.
1009 (frndintxf2_floor): Ditto.
1010 (*fist<mode>2_floor_1): Ditto.
1011 (frndintxf2_ceil): Ditto.
1012 (*fist<mode>2_ceil_1): Ditto.
1013 (frndintxf2_trunc): Ditto.
1014 (frndintxf2_mask_pm): Ditto.
1015 (fxam<mode>2_i387_with_temp): Ditto.
1016 * config/i386/sse.md (mulv16qi3): Ditto.
1017 (*sse2_mulv4si3): Ditto.
1019 (sse4_2_pcmpestr): Ditto.
1020 (sse4_2_pcmpistr): Ditto.
1022 2009-07-03 Jan Hubicka <jh@suse.cz>
1024 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
1025 (mark_stmt_necessary): Set it.
1026 (mark_operand_necessary): Set it.
1027 (mark_control_dependent_edges_necessary): Set it.
1028 (mark_virtual_phi_result_for_renaming): New function.
1029 (get_live_post_dom): New function.
1030 (forward_edge_to_pdom): New function.
1031 (remove_dead_stmt): Fix handling of control dependences.
1032 (tree_dce_init): Init new bitmap.
1033 (tree_dce_done): Free it.
1035 2009-07-02 Richard Guenther <rguenther@suse.de>
1038 * tree-ssa-structalias.c (new_var_info): Initialize
1041 2009-07-02 Jan Hubicka <jh@suse.cz>
1043 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
1046 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
1048 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
1049 instead of recomputing it. Adjust calls.
1050 (emit_store_flag): Adjust recursive calls.
1052 2009-07-02 Richard Guenther <rguenther@suse.de>
1054 * tree-ssa-live.c (remove_unused_locals): Do not remove
1056 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
1057 of DECL_EXTERNAL for HEAP variables.
1058 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
1059 HEAP variables. Do not adjust RESTRICT vars.
1060 (find_what_var_points_to): Nobody cares if something
1063 2009-07-02 Ben Elliston <bje@au.ibm.com>
1065 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
1066 pc_low and pc_high declarations to the top of the function.
1068 2009-07-01 DJ Delorie <dj@redhat.com>
1070 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
1072 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
1073 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
1074 unspecified accesses to control registers.
1075 * config/mep/intrinsics.md: Regenerate.
1076 * config/mep/intrinsics.h: Regenerate.
1077 * config/mep/mep-intrin.h: Regenerate.
1079 2009-07-01 Anthony Green <green@moxielogic.com>
1081 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
1082 instruction when possible.
1083 (moxie_expand_prologue): Ditto. Also, save an instruction and
1084 some complexity by popping off of $r12 instead of $sp.
1085 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
1088 2009-07-01 Richard Henderson <rth@redhat.com>
1091 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
1092 contained no insns, reposition note before last insn.
1094 2009-07-01 Richard Henderson <rth@redhat.com>
1097 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
1098 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
1100 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
1103 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
1104 darwin9 for printing reg addresses with %y.
1106 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
1108 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
1109 truncation from operands in binary operations.
1111 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
1114 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
1115 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
1116 subreg of op0 to the original op0.
1118 * expmed.c (store_bit_field_1): Use a temporary as the destination
1119 instead of a paradoxical subreg when we need to truncate the result.
1121 2009-07-01 DJ Delorie <dj@redhat.com>
1123 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
1124 names to VLIW variants.
1125 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
1126 * config/mep/intrinsics.md: Regenerate.
1127 * config/mep/intrinsics.h: Regenerate.
1128 * config/mep/mep-intrin.h: Regenerate.
1130 2009-07-01 Jakub Jelinek <jakub@redhat.com>
1133 * jump.c (returnjump_p): Revert last patch.
1134 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
1136 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1139 * pa.md (casesi32p): Use jump table label to determine the offset
1141 (casesi64p): Likewise.
1143 * pa.c (forward_branch_p): Return bool type. Use instruction
1144 addresses when available. Assert that INSN has a jump label.
1145 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
1148 2009-07-01 Richard Guenther <rguenther@suse.de>
1150 PR tree-optimization/19831
1151 * tree-ssa-dce.c (propagate_necessity): Calls to functions
1152 that only act as barriers do not make any previous stores necessary.
1153 * tree-ssa-structalias.c (handle_lhs_call): Delay making
1154 HEAP variables global, do not add a constraint from nonlocal.
1155 (find_func_aliases): Handle escapes through return statements.
1156 (compute_points_to_sets): Make escaped HEAP variables global.
1158 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
1161 * expmed.c (emit_store_flag): Perform a conversion if necessary,
1162 after reducing a DImode cstore to SImode.
1164 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
1166 * expr.c (expand_expr_real_1): Reinstate fallthrough to
1167 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
1169 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
1171 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
1172 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
1174 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
1175 and umod_optab if TARGET_BSD_DIVMOD.
1176 * config/vax/lib1funcs.asm: New file.
1177 * config/vax/t-linux: New file.
1178 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
1180 2009-06-30 Jakub Jelinek <jakub@redhat.com>
1183 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
1184 to type arguments that have void type.
1187 * dwarf2out.c (gen_formal_parameter_die): Call
1188 equate_decl_number_to_die if node is different from origin.
1190 2009-06-30 Anthony Green <green@moxielogic.com>
1192 Clean up moxie port for --enable-build-with-cxx.
1193 * config/moxie/moxie.c (moxie_function_value): First two
1194 parameters are const_tree, not tree.
1195 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
1196 (REG_CLASS_NAMES): Ditto.
1197 (REGNO_REG_CLASS): Ditto.
1198 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
1199 (moxie_function_value): Fix constyness of arguments.
1201 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
1203 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
1204 finalize_size_functions before further processing.
1205 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
1206 (variable_size): Call self_referential_size on size expressions
1207 that contain a PLACEHOLDER_EXPR.
1208 (size_functions): New static variable.
1209 (copy_self_referential_tree_r): New static function.
1210 (self_referential_size): Likewise.
1211 (finalize_size_functions): New global function.
1212 * tree.c: Include tree-inline.h.
1213 (push_without_duplicates): New static function.
1214 (find_placeholder_in_expr): New global function.
1215 (substitute_in_expr) <tcc_declaration>: Return the replacement object
1217 <tcc_expression>: Likewise.
1218 <tcc_vl_exp>: If the replacement object is a constant, try to inline
1219 the call in the expression.
1220 * tree.h (finalize_size_functions): Declare.
1221 (find_placeholder_in_expr): Likewise.
1222 (FIND_PLACEHOLDER_IN_EXPR): New macro.
1223 (substitute_placeholder_in_expr): Update comment.
1224 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
1226 (copy_tree_body_r): Likewise.
1227 (copy_tree_body): New static function.
1228 (maybe_inline_call_in_expr): New global function.
1229 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
1230 (maybe_inline_call_in_expr): Declare.
1231 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
1232 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
1235 2009-06-30 Richard Guenther <rguenther@suse.de>
1237 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
1239 (propagate_necessity): Do not mark reaching defs of stores
1242 2009-06-30 Jan Hubicka <jh@suse.cz>
1244 * cfgloopanal.c (check_irred): Move into ...
1245 (mark_irreducible_loops): ... here; return true if ireducible
1247 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
1248 (analyze_function): Try to prove loop finiteness.
1249 * cfgloop.h (mark_irreducible_loops): Update prototype.
1250 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
1252 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
1254 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
1256 2009-06-30 Ira Rosen <irar@il.ibm.com>
1258 PR tree-optimization/40542
1259 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
1262 2009-06-30 Martin Jambor <mjambor@suse.cz>
1264 PR tree-optimization/40582
1265 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
1266 than useless_type_conversion_p.
1267 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
1270 2009-06-30 Martin Jambor <mjambor@suse.cz>
1273 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
1275 2009-06-30 Richard Guenther <rguenther@suse.de>
1277 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
1278 use ao_ref references.
1279 (walk_aliased_vdefs): Likewise.
1280 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
1281 * tree-ssa-dce.c (struct ref_data): Remove.
1282 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
1283 (mark_aliased_reaching_defs_necessary): Adjust.
1284 (mark_all_reaching_defs_necessary_1): Likewise.
1286 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
1289 * expmed.c (emit_cstore): New name of emit_store_flag_1.
1290 (emit_store_flag_1): Extract from emit_store_flag, adjust
1291 calls to (what now is) emit_cstore.
1292 (emit_store_flag): Call emit_store_flag_1 and also use it
1293 for what used to be recursive calls.
1295 2009-06-30 Wei Guozhi <carrot@google.com>
1298 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
1299 if the target bb post dominates from bb.
1300 * config/i386/i386.c (memory_address_length): Check existence of base
1301 register before using it.
1303 2009-06-30 Nick Clifton <nickc@redhat.com>
1304 DJ Delorie <dj@redhat.com>
1306 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
1307 __FMOVD_ENABLED__ is defined.
1309 (TARGET_FMOVD): Provide a default definition.
1310 (MASK_FMOVD): Likewise.
1311 (TARGET_CPU_CPP_BUILTINS): Define
1312 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
1313 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
1314 two fmov instructions depending upon whether TARGET_FMOVD is
1316 (split for DF load from memory into register): Also handle
1317 MEMs which consist of REG+DISP addressing.
1318 (split for DF store from register to memory): Likewise.
1319 * config/sh/sh.opt (mfmovd): Remove this switch.
1320 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
1321 * config/sh/sh.c (sh_override_options): Do not automatically
1322 enable TARGET_MOVD for the SH2A when supporting doubles - leave
1323 that to the -mfmovd command line switch.
1325 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
1327 (fldi_ok): Always allow.
1328 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
1330 2009-06-29 DJ Delorie <dj@redhat.com>
1332 * doc/install.texi (mep-x-elf): Correct chip's full name.
1334 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
1336 * doc/extend.texi: Fix typo.
1338 2009-06-29 Tom Tromey <tromey@redhat.com>
1341 * Makefile.in (DWARF2_H): New variable.
1343 (dwarf2out.o): Likewise.
1344 (dwarf2asm.o): Likewise.
1345 * config/i386/t-i386: Use DWARF2_H.
1346 * except.c: Include elf/dwarf2.h.
1347 * unwind-dw2.c: Include elf/dwarf2.h.
1348 * dwarf2out.c: Include elf/dwarf2.h.
1349 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
1350 <dtprel>: New field.
1351 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
1352 (size_of_loc_descr): Likewise.
1353 (output_loc_operands_raw): Likewise.
1354 (output_loc_operands): Handle new dtprel field.
1355 (loc_checksum): Update.
1356 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
1357 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
1358 * unwind-dw2-fde.c: Include elf/dwarf2.h.
1359 * dwarf2asm.c: Include elf/dwarf2.h.
1360 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
1361 * config/mmix/mmix.c: Include elf/dwarf2.h.
1362 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
1363 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
1364 * config/sh/sh.c: Include elf/dwarf2.h.
1365 * config/i386/i386.c: Include elf/dwarf2.h.
1367 2009-06-29 DJ Delorie <dj@redhat.com>
1369 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
1371 * doc/extend.texi: Add MeP attributes and pragmas.
1372 * doc/invoke.text: Add MeP Options.
1373 * doc/contrib.texi: Add MeP contribution.
1374 * doc/md.texi: Add MeP constraints.
1375 * doc/install.texi: Add MeP target.
1377 2009-06-30 Anatoly Sokolov <aesok@post.ru>
1379 * target.h (struct gcc_target): Add frame_pointer_required field.
1380 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
1381 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
1382 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
1384 * reload1.c (update_eliminables): (Ditto.).
1385 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
1386 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
1387 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
1389 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
1391 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
1392 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1393 (arm_frame_pointer_required): New function.
1395 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
1396 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1397 (avr_frame_pointer_required_p): Declare as static.
1398 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
1400 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
1401 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1402 (bfin_frame_pointer_required): Make as static, change return type
1404 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
1406 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
1407 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1408 (cris_frame_pointer_required): New function.
1410 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
1412 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
1413 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1414 (fr30_frame_pointer_required): New function.
1416 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
1417 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1418 (frv_frame_pointer_required): Make as static, change return type
1420 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
1422 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
1423 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1424 (ix86_frame_pointer_required): Make as static, change return type to
1426 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
1428 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
1429 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1431 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
1433 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
1435 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
1437 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
1438 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1439 (mips_frame_pointer_required): Make as static.
1440 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
1442 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
1443 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1444 (mmix_frame_pointer_required): Mew function.
1446 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
1447 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1449 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
1451 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
1453 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
1455 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
1456 (CAN_ELIMINATE): Redefine.
1457 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1458 (sparc_frame_pointer_required): New function.
1459 (sparc_can_eliminate): New function.
1460 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
1462 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
1463 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1465 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
1466 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1467 (xtensa_frame_pointer_required): Make as static, change return type
1469 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
1472 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
1474 * doc/plugins.texi: Document PLUGIN_START_UNIT.
1475 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
1476 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
1477 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
1478 (register_callback): Handle PLUGIN_START_UNIT.
1479 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
1481 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
1483 * tree.c (process_call_operands): Propagate TREE_READONLY from the
1485 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
1486 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
1488 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
1490 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
1493 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
1495 * doc/extend.texi (Additional Floating Types): __float128 is also
1496 supported on i386 targets.
1498 2009-06-29 Richard Guenther <rguenther@suse.de>
1501 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
1503 (pt_solutions_same_restrict_base): Declare.
1504 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
1506 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
1507 (make_constraint_from, make_copy_constraint): Move earlier.
1508 (make_constraint_from_heapvar): New function.
1509 (make_constraint_from_restrict): Likewise.
1510 (handle_lhs_call): Use it.
1511 (find_func_aliases): Use it to track conversions to restrict
1513 (struct fieldoff): Add only_restrict_pointers flag.
1514 (push_fields_onto_fieldstack): Initialize it.
1515 (create_variable_info_for): Track global restrict qualified pointers.
1516 (intra_create_variable_infos): Use make_constraint_from_heapvar.
1517 Track restrict qualified pointer arguments.
1518 (set_uids_in_ptset): Use varinfo is_global_var flag.
1519 (find_what_var_points_to): Set the vars_contains_restrict flag.
1520 Always create the points-to solution for sets including restrict tags.
1521 (pt_solutions_same_restrict_base): New function.
1522 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
1523 qualified pointers use pt_solutions_same_restrict_base as
1524 additional source for disambiguation.
1526 2009-06-29 Richard Guenther <rguenther@suse.de>
1529 * alias.c (find_base_decl): Remove.
1530 (get_deref_alias_set_1): Remove restrict handling.
1531 * c-common.c (c_apply_type_quals_to_decl): Do not set
1532 DECL_POINTER_ALIAS_SET.
1533 * gimplify.c (find_single_pointer_decl_1): Remove.
1534 (find_single_pointer_decl): Likewise.
1535 (internal_get_tmp_var): Remove restrict handling.
1536 (gimple_regimplify_operands): Likewise.
1537 * omp-low.c (expand_omp_atomic_pipeline): Do not set
1538 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
1539 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
1540 * tree.c (restrict_base_for_decl): Remove.
1541 (init_ttree): Do not allocate it.
1542 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
1543 LABEL_DECL_UID for label decls.
1544 (copy_node_stat): Do not copy restrict information.
1545 (decl_restrict_base_lookup): Remove.
1546 (decl_restrict_base_insert): Likewise.
1547 (print_restrict_base_statistics): Likewise.
1548 (dump_tree_statistics): Do not call print_restrict_base_statistics.
1549 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
1550 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
1551 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
1552 (LABEL_DECL_UID): Adjust.
1553 (DECL_BASED_ON_RESTRICT_P): Remove.
1554 (DECL_GET_RESTRICT_BASE): Likewise.
1555 (SET_DECL_RESTRICT_BASE): Likewise.
1556 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
1558 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
1559 instead of DECL_POINTER_ALIAS_SET.
1560 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
1561 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
1562 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
1564 2009-06-29 Richard Guenther <rguenther@suse.de>
1566 PR tree-optimization/40579
1567 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
1568 the IL to simplify has constants that overflowed.
1570 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
1572 PR tree-optimization/40550
1573 * tree-vect-generic.c (expand_vector_operations_1): Compute in
1574 vector_compute_type only when the size of vector_compute_type is
1575 less than the size of type.
1577 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
1579 * fold-const.c (contains_label_1): Fix comments.
1580 (contains_label_p): Do not walk trees multiple time.
1582 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1584 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
1585 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
1586 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
1587 ix86_fp_comparison_operator.
1588 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
1589 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
1590 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
1591 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
1592 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
1593 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
1594 (related splits): Change predicate to ix86_fp_comparison_operator.
1595 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
1596 instead of ix86_fp_comparison_codes.
1597 (ix86_trivial_fp_comparison_operator,
1598 ix86_fp_comparison_operator): New.
1599 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
1600 (ix86_expand_compare): Eliminate last two parameters.
1601 (ix86_fp_jump_nontrivial_p): Kill.
1602 * config/i386/i386.c (put_condition_code): Eliminate call to
1603 ix86_fp_comparison_codes and subsequent assertion.
1604 (ix86_fp_comparison_codes): Eliminate.
1605 (ix86_fp_swap_condition): New.
1606 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
1607 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
1608 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
1609 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
1610 and ix86_fp_swap_condition.
1611 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
1612 Use ix86_fp_comparison_strategy.
1613 (ix86_expand_compare): Likewise. Eliminate last two arguments.
1614 (ix86_fp_jump_nontrivial_p): Eliminate.
1615 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
1616 call to ix86_expand_compare.
1617 (ix86_split_fp_branch, ix86_expand_setcc,
1618 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
1619 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
1621 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1623 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
1624 related to jump_clobbers.
1625 * config/arm/arm.md (conds): Remove jump_clob case.
1626 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
1627 splits): Change comparison_operator to arm_comparison_operator.
1628 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
1631 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1633 * dojump.c (do_compare_rtx_and_jump): Try swapping the
1634 condition for floating point modes.
1635 * expmed.c (emit_store_flag_1): Move here a bigger part
1637 (emit_store_flag): Try swapping the condition for floating point
1639 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
1641 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1643 * expr.c (expand_expr_real_1): Just use do_store_flag.
1644 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
1645 emit_store_flag_force.
1646 * expmed.c (emit_store_flag_force): Copy here trick
1647 previously in expand_expr_real_1. Try reversing the comparison.
1648 (emit_store_flag_1): Work if target is NULL.
1649 (emit_store_flag): Work if target is NULL, using the result mode
1650 from the comparison. Use split_comparison, restructure final part
1651 to simplify conditionals.
1653 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1655 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
1656 * dojump.c (do_jump): Change handling of floating-point
1657 ops to use just do_compare_and_jump.
1658 (split_comparison): New.
1659 (do_compare_rtx_and_jump): Add here logic coming previously
1660 in do_jump, using split_comparison.
1662 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
1665 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
1667 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1669 * tree-ssa-alias.c: Fix unintentional commit.
1671 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1673 * passes.c (execute_one_pass): Fix unintentional commit.
1675 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1677 * df-problems.c (df_set_seen, df_unset_seen): Delete.
1678 (df_rd_local_compute, df_md_local_compute): Inline them.
1680 (df_md_scratch): New.
1681 (df_md_alloc, df_md_free): Allocate/free it.
1682 (df_md_local_compute): Only include live registers in init.
1683 (df_md_transfer_function): Prune the in-set computed by
1684 the confluence function, and the gen-set too.
1686 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1688 PR rtl-optimization/26854
1689 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
1690 * df-problems.c (df_rd_add_problem): Fix comment.
1691 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
1692 df_md_simulate_artificial_defs_at_top,
1693 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
1694 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
1695 df_md_transfer_function, df_md_init, df_md_confluence_0,
1696 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
1697 problem_MD, df_md_add_problem): New.
1698 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
1699 df_md_get_bb_info): New.
1700 (DF_LAST_PROBLEM_PLUS1): Adjust.
1702 * Makefile.in (fwprop.o): Include domwalk.h.
1703 * fwprop.c: Include domwalk.h.
1704 (reg_defs, reg_defs_stack): New.
1705 (bitmap_only_bit_between): Remove.
1706 (process_defs): New.
1707 (process_uses): Use reg_defs and local_md instead of
1708 bitmap_only_bit_between and local_rd.
1709 (single_def_use_enter_block): New, from build_single_def_use_links.
1710 (single_def_use_leave_block): New.
1711 (build_single_def_use_links): Remove code moved to
1712 single_def_use_enter_block, invoke domwalk.
1713 (use_killed_between): Adjust comment.
1715 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1717 * bitmap.h (bitmap_ior_and_into): New.
1718 * bitmap.c (bitmap_ior_and_into): New.
1720 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1722 * domwalk.h (struct dom_walk_data): Remove all callbacks except
1723 before_dom_children_before_stmts and after_dom_children_after_stmts.
1724 Rename the two remaining callbacks to just before_dom_children and
1725 after_dom_children. Remove other GIMPLE statement walking bits.
1726 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
1727 * graphite.c: Do not include domwalk.h.
1728 * tree-into-ssa.c (interesting_blocks): New global.
1729 (struct mark_def_sites_global_data): Remove it and names_to_rename.
1730 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
1731 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
1732 now that they're not domwalk callbacks.
1733 (rewrite_initialize_block): Rename to...
1734 (rewrite_enter_block): ... this, place after called functions. Test
1735 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
1736 (rewrite_finalize_block): Rename to...
1737 (rewrite_leave_block): ... this, place after called functions.
1738 (rewrite_update_init_block): Rename to...
1739 (rewrite_update_enter_block): ... this, place after called functions.
1740 Test interesting_blocks, call rewrite_update_stmt and
1741 rewrite_update_phi_arguments.
1742 (rewrite_update_fini_block): Rename to...
1743 (rewrite_leave_block): ... this, place after called functions.
1744 (rewrite_blocks): Remove last argument, simplify initialization of
1746 (mark_def_sites_initialize_block): Rename to...
1747 (mark_def_sites_block): ... this, call mark_def_sites.
1748 (mark_def_sites_blocks): Remove argument, simplify initialization of
1750 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
1751 (update_ssa): Likewise.
1752 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
1754 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
1755 (dom_opt_initialize_block): Rename to...
1756 (dom_opt_enter_block): ... this, place after called functions. Walk
1757 statements here, inline propagate_to_outgoing_edges.
1758 (dom_opt_finalize_block): Rename to...
1759 (dom_opt_leave_block): ... this, place after called functions.
1760 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
1762 (dse_enter_block, dse_record_phi): New.
1763 (dse_record_phis): Delete.
1764 (dse_finalize_block): Rename to...
1765 (dse_leave_block): ... this.
1766 (tree_ssa_dse): Simplify initialization of walk_data.
1767 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
1768 Adjust initialization of walk_data.
1769 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
1770 * tree-ssa-loop-phiopt.c (get_non_trapping):
1771 Adjust initialization of walk_data.
1772 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
1773 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
1774 it's not a domwalk callback.
1775 (uncprop_initialize_block): Rename to...
1776 (dse_enter_block): ... this, call uncprop_into_successor_phis.
1777 (dse_finalize_block): Rename to...
1778 (dse_leave_block): ... this.
1779 (tree_ssa_uncprop): Simplify initialization of walk_data.
1780 * Makefile.in: Adjust dependencies.
1782 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
1784 * arm.md (casesi): Fix test for Thumb1.
1785 (thumb1_casesi_internal_pic): Likewise.
1786 (thumb1_casesi_dispatch): Likewise.
1788 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
1790 * config/arm/arm-cores.def: Added core cortex-m0.
1791 * config/arm/arm-tune.md: Regenerated.
1792 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
1794 2009-06-26 DJ Delorie <dj@redhat.com>
1796 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
1798 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
1799 the scheduler doesn't tag jump insns.
1801 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
1803 * c-decl.c (merge_decls): Re-indent.
1805 2009-06-26 Janis Johnson <janis187@us.ibm.com>
1808 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
1809 Special-case decimal float constants.
1811 2009-06-26 Richard Henderson <rth@redhat.com>
1813 * function.h (struct function): Add cannot_be_copied_reason,
1814 and cannot_be_copied_set.
1815 * tree-inline.c (has_label_address_in_static_1): Rename from
1816 inline_forbidden_p_2; don't set inline_forbidden_reason here.
1817 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
1818 don't set inline_forbidden_reason.
1819 (copy_forbidden): New function, split out of inline_forbidden_p.
1820 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
1821 (inline_forbidden_p): Use copy_forbidden.
1822 (tree_versionable_function_p): Likewise.
1823 (inlinable_function_p): Merge into tree_inlinable_function_p.
1824 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
1825 * ipa-cp.c (ipcp_versionable_function_p): New function.
1826 (ipcp_cloning_candidate_p): Use it.
1827 (ipcp_node_modifiable_p): Likewise.
1829 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
1831 * builtins.c (expand_builtin_alloca): Handle builtin alloca
1832 that is marked not to be inlined. Remove flag_mudflap use.
1833 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
1834 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
1836 2009-06-26 Steve Ellcey <sje@cup.hp.com>
1839 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
1840 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
1842 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
1844 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
1846 (__mingwthr_remove_key_dtor): Likewise.
1848 2009-06-26 Richard Guenther <rguenther@suse.de>
1850 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
1852 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
1855 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
1856 try the non-cond_exec path also.
1858 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1861 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
1862 (output_cbranch): Use new functions.
1863 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
1866 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
1867 Pat Haugen <pthaugen@us.ibm.com>
1868 Revital Eres <ERES@il.ibm.com>
1870 * config/rs6000/rs6000.c (print_operand): Correct lossage message
1871 for %c error. Add %x support to print VSX registers as a unified
1872 register set, instead of separate float and altivec registers.
1873 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
1874 %y case, and add support for VSX pre-modify addresses.
1875 (output_toc): Add assert for CONST containing an integer constant
1877 (rs6000_adjust_cost): Add POWER7 support.
1878 (insn_must_be_first_in_group): Ditto.
1879 (insn_must_be_last_in_group): Ditto.
1880 (rs6000_emit_popcount): Ditto.
1881 (rs6000_vector_mode_supported_p): Ditto.
1883 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
1884 Change some of the functions called by macros to being called
1885 through a pointer, so debug functions can be inserted if
1886 -mdebug=addr or -mdebug=cost.
1887 (rs6000_preferred_reload_class_ptr): Ditto.
1888 (rs6000_secondary_reload_class_ptr): Ditto.
1889 (rs6000_secondary_memory_needed_ptr): Ditto.
1890 (rs6000_cannot_change_mode_class_ptr): Ditto.
1891 (rs6000_secondary_reload_inner): Ditto.
1892 (rs6000_legitimize_reload_address): Ditto.
1893 (rs6000_legitimize_reload_address_ptr): Ditto.
1894 (rs6000_mode_dependent_address): Ditto.
1895 (rs6000_mode_dependent_address_ptr): Ditto.
1897 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
1898 function to return true if the mode allows reg + integer
1900 (virtual_stack_registers_memory_p): New function to return true if
1901 the address refers to a virtual stack register.
1902 (rs6000_legitimate_offset_address_p): Move code to say whether a
1903 mode supports reg+int addressing to reg_offset_addressing_ok_p and
1905 (rs6000_legitimate_address_p): Add checks for modes that only can
1906 do reg+reg addressing. Start adding VSX support.
1907 (rs6000_legitimize_reload_address): Ditto.
1908 (rs6000_legitimize_address): Ditto.
1909 (rs6000_debug_legitimate_address_p): New debug functions for
1910 -mdebug=addr and -mdebug=cost.
1911 (rs6000_debug_rtx_costs): Ditto.
1912 (rs6000_debug_address_costs): Ditto.
1913 (rs6000_debug_adjust_cost): Ditto.
1914 (rs6000_debug_legitimize_address): Ditto.
1915 (rs6000_legitimize_reload_address_ptr): Point to call normal
1916 function or debug function. Make functions called via pointer
1918 (rs6000_mode_dependent_address_ptr): Ditto.
1919 (rs6000_secondary_reload_class_ptr): Ditto.
1920 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
1921 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
1922 into a friendlier error.
1923 (rs6000_init_builtins): Add initial VSX support.
1924 (rs6000_adjust_cost): Fix some spacing issues.
1926 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
1927 (REG_CLASS_NAMES): Ditto.
1928 (REG_CLASS_CONTENTS): Ditto.
1929 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
1930 pointer, to add -mdebug=addr support.
1931 (CANNOT_CHANGE_MODE_CLASS): Ditto.
1932 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
1933 -mdebug=addr support.
1934 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
1935 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
1936 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
1938 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
1940 (bswapsi*): Set attribute types for load/store. Add combiner
1941 patterns to eliminate zero extend on 64-bit.
1942 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
1943 stdbrx if the hardware supports those instructions.
1945 2009-06-25 Ian Lance Taylor <iant@google.com>
1947 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
1948 (Link Options): Document -static-libstdc++.
1950 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
1953 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
1954 DATA_ALIGNMENT instead.
1956 2009-06-25 Richard Guenther <rguenther@suse.de>
1958 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
1959 indirect references against the callused/escaped solutions.
1960 (call_may_clobber_ref_p_1): Likewise.
1962 2009-06-25 Martin Jambor <mjambor@suse.cz>
1964 PR tree-optimization/40493
1965 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
1966 (enum unscalarized_data_handling): New type.
1967 (handle_unscalarized_data_in_subtree): Return what has been done.
1968 (load_assign_lhs_subreplacements): Handle left flushes differently.
1969 (sra_modify_assign): Use unscalarized_data_handling, simplified
1970 condition determining whether to remove the statement.
1972 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
1974 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
1975 excerpt - @ should be doubled for texinfo.
1977 2009-06-24 Ian Lance Taylor <iant@google.com>
1979 * config/arc/arc.c: Include "df.h".
1980 (arc_attribute_table): Make static. Move higher in file.
1981 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
1982 (output_shift): Initialize n later to avoid warning.
1983 * config/arm/arm.c (arm_attribute_table): Make static. Move
1985 * config/avr/avr.c (avr_attribute_table): Make static. Move
1987 (reg_class_tab): Change array type from int to enum reg_class.
1988 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
1990 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
1991 (lshrhi3_out): Likewise.
1992 (class_likely_spilled_p): Change return type to bool.
1993 (avr_rtx_costs): Use local code variable with enum type.
1994 * config/avr/avr.md (movmemhi): Use add_reg_note.
1995 (andhi3, andsi3): Don't use AS2 with "and".
1996 (iorhi3, iorsi3): Don't use AS2 with "or".
1997 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
1998 * config/crx/crx.c: Include "df.h".
1999 (crx_attribute_table): Make static.
2000 * config/m32r/m32r.c: Include "df.h".
2001 (m32r_attribute_table): Make static. Move higher in file.
2002 (pop): Use add_reg_note.
2003 (block_move_call): Change 0 to LCT_NORMAL in function call.
2004 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
2005 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
2006 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
2007 declare, not just when TREE_CODE is defined.
2008 * config/m68hc11/m68hc11.c: Include "expr.h".
2009 (m68hc11_attribute_table): Make static. Move higher in file.
2010 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
2012 (m68hc11_register_indirect_p): Likewise.
2013 (m68hc11_function_arg_padding): Change return type to enum
2015 (emit_move_after_reload): Use add_reg_note.
2016 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
2017 (m68hc11_split_logical): Likewise.
2018 (m68hc11_rtx_costs): Add local code_and outer_code variables with
2020 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
2021 to VOIDmode in function call.
2022 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
2024 (m68hc11_split_logical): Update declaration.
2025 (m68hc11_function_arg_padding): Update declaration.
2026 * config/mcore/mcore.c (regno_reg_class): Change form array of int
2027 to array of enum reg_class.
2028 (mcore_attribute_table): Make static. Move higher in file.
2029 (mcore_rtx_costs): Add cast to enum type.
2030 * config/mcore/mcore.h (regno_reg_class): Update declaration.
2031 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
2032 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
2034 * config/sh/predicates.md (trapping_target_operand): Rename and to
2036 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
2038 * config/spu/spu.c (spu_attribute_table): Make static. Move
2040 * config/v850/v850.c (v850_attribute_table): Make static. Move
2042 (v850_rtx_costs): Use local code with enum type.
2043 (expand_epilogue): Add cast.
2044 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
2046 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
2049 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
2050 -m2a-single-only and -m2a-nofpu.
2051 * config/sh/sh.opt: Document m2a generates FPU code.
2053 2009-06-24 Anatoly Sokolov <aesok@post.ru>
2055 * defaults.h (CAN_ELIMINATE): Provide default.
2056 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
2057 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
2058 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
2059 * config/spu/spu.h (CAN_ELIMINATE): Delete.
2060 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
2061 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
2062 * config/cris/cris.h (CAN_ELIMINATE): Delete.
2063 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
2064 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
2065 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
2067 2009-06-24 DJ Delorie <dj@redhat.com>
2069 * mep-ext-cop.cpu: Fix copyright notice.
2070 * mep-default: Fix copyright notice.
2071 * mep-core: Fix copyright notice.
2072 * mep: Fix copyright notice.
2073 * mep-ivc2: Fix copyright notice.
2074 * mep-c5: Fix copyright notice.
2076 2009-06-24 Denis Chertykov <chertykov@gmail.com>
2078 * doc/contrib.texi (Contributors):
2080 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
2083 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
2084 src and dst operands if necessary.
2086 2009-06-23 DJ Delorie <dj@redhat.com>
2089 * config.gcc: Add mep support.
2090 * recog.c: Resurrect validate_replace_rtx_subexp().
2091 * recog.h: Likewise.
2092 * config/mep/: Add new port:
2093 * config/mep/constraints.md: New file.
2094 * config/mep/default.h: New file.
2095 * config/mep/intrinsics.h: New file.
2096 * config/mep/intrinsics.md: New file.
2097 * config/mep/ivc2-template.h: New file.
2098 * config/mep/mep-c5.cpu: New file.
2099 * config/mep/mep-core.cpu: New file.
2100 * config/mep/mep-default.cpu: New file.
2101 * config/mep/mep-ext-cop.cpu: New file.
2102 * config/mep/mep-intrin.h: New file.
2103 * config/mep/mep-ivc2.cpu: New file.
2104 * config/mep/mep-lib1.asm: New file.
2105 * config/mep/mep-lib2.c: New file.
2106 * config/mep/mep-pragma.c: New file.
2107 * config/mep/mep-protos.h: New file.
2108 * config/mep/mep-tramp.c: New file.
2109 * config/mep/mep.c: New file.
2110 * config/mep/mep.cpu: New file.
2111 * config/mep/mep.h: New file.
2112 * config/mep/mep.md: New file.
2113 * config/mep/mep.opt: New file.
2114 * config/mep/predicates.md: New file.
2115 * config/mep/t-mep: New file.
2117 2009-06-23 Ian Lance Taylor <iant@google.com>
2119 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
2120 from loose_warn into c_loose_warn and from strict_warn into
2121 c_strict_warn. Set and substitute warn_cxxflags. Check for
2122 --enable-build-with-cxx. Set and substitute
2123 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
2124 * Makefile.in (CXXFLAGS): New variable.
2125 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
2126 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
2127 the default is the same as $(STRICT_WARN).
2128 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
2129 (CXX): New variable.
2130 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
2131 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
2132 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
2133 (HOST_LIBS): New variable.
2134 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
2135 (ALL_CXXFLAGS): New variable.
2136 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
2137 * doc/install.texi (Configuration): Document
2138 --enable-build-with-cxx, --with-stage1-ldflags,
2139 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
2140 * configure: Rebuild.
2142 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2144 * config/arm/arm.c (arm_override_options): Fix braces and formatting
2145 from previous commit.
2147 2009-06-23 Ian Lance Taylor <iant@google.com>
2149 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
2151 2009-06-23 Ian Lance Taylor <iant@google.com>
2153 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
2154 with ATTRIBUTE_UNUSED.
2156 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2157 Pat Haugen <pthaugen@us.ibm.com>
2158 Revital Eres <eres@il.ibm.com>
2160 * config.in (HAVE_AS_POPCNTD): Add default definition.
2161 (HAVE_AS_LWSYNC): Ditto.
2163 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
2165 (gcc_cv_as_powerpc_cmpb): Ditto.
2166 (gcc_cv_as_powerpc_dfp): Ditto.
2167 (gcc_cv_as_powerpc_vsx): Ditto.
2168 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
2169 supporting the popcntd/lwsync instructions.
2170 (gcc_cv_as_powerpc_lwsync): Ditto.
2171 * configure: Regenerate.
2173 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
2174 -mcpu=native and -mcpu=power7.
2175 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
2177 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
2178 a variable instead of a mask to reduce the number of mask bits.
2179 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
2180 (-mbit-word): Ditto.
2181 (-mregnames): Ditto.
2182 * config/rs6000/rs6000.opt (-mupdate): Ditto.
2183 (-mfused-madd): Ditto.
2185 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
2187 (-mvsx): New switch for VSX instructions.
2188 (-misel): Move from a variable to a mask to allow it to be set by
2191 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
2192 function declaration to an array declaration.
2193 (rs6000_hard_regno_nregs): New external array declaration.
2195 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
2196 files included by rs6000.md.
2198 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
2199 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
2201 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
2203 (rs6000_debug_reg): New -mdebug= variables.
2204 (rs6000_debug_addr): Ditto.
2205 (rs6000_debug_cost): Ditto.
2206 (rs6000_pmode): New variable to hold Pmode.
2207 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
2208 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
2209 calculated at compiler start.
2210 (rs6000_hard_regno_nregs): Change function to an array which holds
2211 HARD_REGNO_NREGS calculated at compiler start.
2212 (rs6000_explicit_options): Delete isel field.
2213 (rs6000_vector_unit): New array to hold which vector unit
2214 supports arithmetic options for a given type.
2215 (rs6000_vector_mem): New array to hold which vector unit supports
2216 memory reference operations for a given type.
2217 (rs6000_vector_align): New array to given the alignment of each
2219 (power7_cost): New basic costs for power7.
2220 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
2221 (rs6000_hard_regno_nregs_internal): New function, moved from
2222 HARD_REGNO_NREGS, to calculate the number of registers each hard
2223 register takes for each type.
2224 (rs6000_debug_reg_print): New function for -mdebug=reg support.
2225 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
2226 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
2227 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
2228 unit information here so it is calculated once at compiler startup
2230 (rs6000_override_options): Make -misel a target mask. Add more
2231 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
2232 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
2234 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
2235 (rs6000_handle_option): Move -misel from variable to target mask.
2236 (rs6000_builtin_mask_for_load): Add VSX support.
2237 (rs6000_conditional_register_usage): Ditto.
2238 (USE_ALTIVEC_FOR_ARG_P): Ditto.
2239 (function_arg_boundary): Ditto.
2240 (rs6000_expand_builtin): Ditto.
2241 (def_builtin): Make abort message a little friendlier.
2242 (rs6000_emit_int_cmove): Add support for 64-bit isel.
2244 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
2245 assembler support the popcntd instruction instead of a vsx
2246 instruction to enable power7 support.
2247 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
2248 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
2249 option to the assembler if -mcpu=native.
2250 (ASM_CPU_NATIVE_SPEC): Ditto.
2251 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
2253 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
2254 the lwsync instruction.
2255 (enum processor_type): Add PROCESSOR_POWER7.
2256 (rs6000_debug_reg): New -mdebug= options.
2257 (rs6000_debug_addr): Ditto.
2258 (rs6000_debug_cost): Ditto.
2259 (rs6000_isel): Delete.
2260 (enum rs6000_vector): New enum to say what vector unit we have.
2261 (VECTOR_UNIT_*): New macros to say which vector unit has
2262 arithmetic operations for a given type.
2263 (VECTOR_MEM_*): New macros to say which vector unit has memory
2264 operations for a given type.
2265 (TARGET_LDBRX): Whether the machine supports the ldbrx
2267 (TARGET_ISEL): Delete, -misel moved to be a mask.
2268 (TARGET_ISEL64): New macro for 64-bit isel support.
2269 (UNITS_PER_VSX_WORD): New macro.
2270 (POINTER_SIZE): Move to be an external variable, rather than
2271 calculating whether we are generating 32 ot 64-bit code.
2273 (STACK_BOUNDARY): Add VSX support.
2274 (LOCAL_ALIGNMENT): Ditto.
2275 (SLOW_UNALIGNED_ACCESS): Ditto.
2276 (VSX_REGNO_P): New macro for VSX support.
2277 (VFLOAT_REGNO_P): Ditto.
2278 (VINT_REGNO_P): Ditto.
2279 (VLOGICAL_REGNO_P): Ditto.
2280 (VSX_VECTOR_MODE): Ditto.
2281 (VSX_SCALAR_MODE): Ditto.
2283 (VSX_MOVE_MODE): Ditto.
2284 (VSX_REG_CLASS_P): Ditto.
2285 (HARD_REGNO_NREGS): Instead of calling a function, use an array
2287 (UNITS_PER_SIMD_WORD): Add VSX support.
2288 (MODES_TIEABLE_P): Ditto.
2289 (STARTING_FRAME_OFFSET): Ditto.
2290 (STACK_DYNAMIC_OFFSET): Ditto.
2291 (EPILOGUE_USES): Ditto.
2292 (REGNO_REG_CLASS): Move to array lookup.
2293 (CLASS_MAX_NREGS): Ditto.
2294 (rs6000_vector_reg_class): Add declaration.
2295 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
2296 overlap with the floating point and Altivec registers.
2298 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
2300 * config/rs6000/driver-rs6000.c (asm_names): New static array to
2301 give the appropriate asm switches if -mcpu=native.
2302 (host_detect_local_cpu): Add support for "asm".
2303 (host_detect_local_cpu): Follow GNU code guidelines for name.
2305 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
2306 -mbit-word to a variable instead of being a target mask.
2308 * config/rs6000/sync.md (lwsync): If the assembler supports it,
2309 emit the lwsync instruction instead of emitting the instruction as
2310 an integer constant.
2312 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
2313 fixuns_trundfsi2, move expander into rs6000.md.
2315 * config/rs6000/rs6000.md (cpu): Add power7.
2316 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
2317 (logical predicate patterns): Change the single instruction
2318 primitives that set CR0 to be fast_compare instead of compare.
2320 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
2321 (popcntddi2): Ditto.
2322 (popcount<mode>): Ditto.
2323 (floating multiply/add insns): Name the floating point
2325 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
2326 (isel_unsigned_<mode>): Ditto.
2327 (fixuns_trundfsi2): Move expander here from spe.md.
2328 (smindi3): Define if we have -misel on 64-bit systems.
2333 2009-06-23 Anatoly Sokolov <aesok@post.ru>
2335 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
2337 * config/avr/avr.c (avr_current_device): New variable.
2338 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
2339 (avr_arch, mcu_type_s): Move to avr.h.
2340 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
2341 default_data_section_start fields.
2342 (avr_arch): Moved from avr.c.
2343 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
2344 library_name fields.
2345 (avr_current_device, avr_mcu_types, avr_arch_types,
2346 avr_device_to_arch, avr_device_to_data_start,
2347 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
2348 (EXTRA_SPEC_FUNCTIONS): Define.
2349 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
2350 options mapping. Use device_to_arch and device_to_data_start insted.
2351 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
2352 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
2353 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
2354 * config/avr/driver-avr.c: New file.
2355 * config/avr/avr-devices.c: New file.
2357 2009-06-23 Jakub Jelinek <jakub@redhat.com>
2359 * var-tracking.c (unshare_variable): Force initialized to
2360 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
2361 (set_variable_part): Likewise.
2362 (struct variable_union_info): Remove pos_src field.
2363 (vui_vec, vui_allocated): New variables.
2364 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
2365 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
2366 == 1 use a simpler sorting algorithm. Compute pos field right
2367 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
2368 Avoid quadratic comparison if !flag_var_tracking_uninit.
2369 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
2370 unshare_variable unconditionally.
2371 (dataflow_set_different_2): Removed.
2372 (dataflow_set_different): Don't traverse second hash table.
2373 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
2374 unconditionally to var_reg_set or var_mem_set.
2375 (emit_notes_in_bb): Likewise.
2376 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
2378 (emit_note_insn_var_location): Don't set initialized to
2379 VAR_INIT_STATUS_INITIALIZED early.
2380 (vt_finalize): Free vui_vec if needed, clear vui_vec and
2382 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
2384 * tree-object-size.c (addr_object_size): Instead of checking
2385 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
2386 are no FIELD_DECLs following it.
2388 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
2390 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
2391 order to match bswaps with signed source operands.
2393 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2395 * sdbout.c (sdbout_one_type): Fix braces in switch.
2397 2009-06-23 Richard Guenther <rguenther@suse.de>
2399 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
2401 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
2402 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
2403 var_callused, callused_tree, var_storedanything, storedanything_tree,
2404 var_integer, integer_tree): Remove global variables.
2405 (new_var_info): Do not pass new id, append the new var to the
2406 global variable vector.
2407 (do_ds_constraint): Use is_global_var member of the variable-info.
2408 (new_scalar_tmp_constraint_exp): Adjust.
2409 (create_function_info_for): Likewise.
2410 (create_variable_info_for): Likewise.
2411 (find_what_var_points_to): Remove dead code.
2412 (init_base_vars): Simplify.
2413 (compute_points_to_sets): Adjust.
2415 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
2417 * combine.c (try_combine): Dump information about the insns we're
2420 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
2422 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
2423 check when calling force_to_mode on TRUNCATE's operand.
2425 2009-06-22 Ian Lance Taylor <iant@google.com>
2427 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
2429 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
2431 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
2433 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2435 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
2436 override library linkage flags such as -static-libgcc or
2439 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2441 * config/m68k/m68k-devices.def: Add line for MCF5221x.
2443 2009-06-22 Ian Lance Taylor <iant@google.com>
2445 * config/linux.opt: Put mglibc ahead of muclibc.
2447 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
2448 for duplicate decls.
2450 2009-06-22 Matthias Klose <doko@ubuntu.com>
2452 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
2454 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
2457 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
2458 instead of NULL if a parser error occurs.
2460 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2462 * dwarf2out.c (dwarf2_debug_hooks): Initialize
2463 non-DWARF2_DEBUGGING_INFO version.
2465 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
2467 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
2468 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
2470 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
2471 (LIBGCC2_TF_CEXT): Define.
2474 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2477 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
2479 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2481 * config/arm/arm.c (arm_override_options): Disable
2482 -mcaller-super-interworking and -mcallee-super-interworking.
2483 * doc/invoke.texi (ARM Options): Document this.
2485 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
2487 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
2488 * config/arm/constraints.md (j): New constraint for movw operands.
2489 (N): Remove thumb2 meaning.
2490 * config/arm/arm.md (*arm_movw): Delete.
2491 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
2492 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
2493 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
2495 2009-06-22 Martin Jambor <mjambor@suse.cz>
2497 PR tree-optimization/40492
2498 * tree-sra.c (sra_modify_assign): Pass zero offsets to
2499 build_ref_for_offset.
2501 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
2503 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
2504 JUMP_TABLE_DATA_P predicates where applicable.
2505 * auto-inc-dec.c: Ditto.
2506 * builtins.c: Ditto.
2507 * caller-save.c: Ditto.
2509 * cfgcleanup.c: Ditto.
2510 * cfglayout.c: Ditto.
2513 * combine-stack-adj.c: Ditto.
2519 * dwarf2asm.c: Ditto.
2520 * dwarf2out.c: Ditto.
2521 * emit-rtl.c: Ditto.
2527 * function.c: Ditto.
2530 * genpreds.c: Ditto.
2531 * genrecog.c: Ditto.
2533 * ira-costs.c: Ditto.
2534 * ira-lives.c: Ditto.
2537 * lower-subreg.c: Ditto.
2538 * modulo-sched.c: Ditto.
2540 * postreload.c: Ditto.
2541 * print-rtl.c: Ditto.
2550 * sched-vis.c: Ditto.
2552 * sel-sched-ir.c: Ditto.
2553 * simplify-rtx.c: Ditto.
2554 * targhooks.c: Ditto.
2555 * var-tracking.c: Ditto.
2556 * vmsdbgout.c: Ditto.
2558 2009-06-22 Matthias Klose <doko@ubuntu.com>
2560 * Makefile.in (install-plugin): Always use DESTDIR.
2562 2009-06-22 Olivier Hainque <hainque@adacore.com>
2564 * config/pa/pa.c (output_call): Don't optimize post call jumps
2565 into return address adjustments if the call may throw.
2567 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
2569 * arm.c (thumb1_output_casesi): New function.
2570 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
2571 optimizing for size or PIC.
2572 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
2573 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
2574 (casesi): Handle Thumb-1 when optimizing for size or PIC.
2575 (thumb1_casesi_internal_pic): New expand rule.
2576 (thumb1_casesi_dispatch): New pattern.
2577 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
2579 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
2580 in the text seciton when PIC or optimizing for size.
2581 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
2582 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
2583 preservation properties of code.
2584 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
2585 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
2586 (__gnu_thumb1_case_si): New function.
2587 * t-arm (LIB1ASMSRC): Define here.
2588 (LIB1ASMFUNCS): Add some common functions.
2589 * t-arm-elf (LIB1ASMSRC): Delete.
2590 (LIB1ASMFUNCS): Append to existing set.
2591 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2592 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2593 * t-symbian (LIB1ASMFUNCS): Likewise.
2594 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2595 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2597 2009-06-21 Richard Guenther <rguenther@suse.de>
2599 PR tree-optimization/38729
2600 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
2601 to loops with a single exit if -fno-expensive-optimizations.
2603 2009-06-21 Jakub Jelinek <jakub@redhat.com>
2605 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
2606 (dataflow_set): Change vars type from htab_t to shared_hash.
2607 (shared_hash_pool, empty_shared_hash): New variables.
2608 (vars_clear): Removed.
2609 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
2610 shared_hash_find_slot_unshare, shared_hash_find_slot,
2611 shared_hash_find_slot_noinsert, shared_hash_find): New
2613 (shared_hash_unshare, shared_hash_destroy): New functions.
2614 (unshare_variable): Unshare set->vars if shared, use
2616 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
2617 (get_init_value, find_src_set_src, dump_dataflow_set,
2618 clobber_variable_part, emit_notes_for_differences): Use
2620 (dataflow_set_init): Remove second argument, set vars to
2621 empty_shared_hash instead of creating a new htab.
2622 (dataflow_set_clear): Call shared_hash_destroy and set vars
2623 to empty_shared_hash instead of calling vars_clear.
2624 (dataflow_set_copy): Don't call vars_copy, instead just share
2625 the src htab with dst.
2626 (variable_union): Use shared_hash_*, use initially NO_INSERT
2627 lookup if set->vars is shared. Don't keep slot cleared before
2628 calling unshare_variable. Unshare set->vars if needed.
2629 Even ->refcount == 1 vars must be unshared if set->vars is shared
2630 and var needs to be modified.
2631 (variable_canonicalize): New function.
2632 (dataflow_set_union): If dst->vars is empty, just share src->vars
2633 with dst->vars and traverse with variable_canonicalize to canonicalize
2634 and unshare what is needed.
2635 (dataflow_set_different): If old_set and new_set use the same shared
2636 htab, they aren't different. If number of htab elements is different,
2637 htabs are different. Use shared_hash_*.
2638 (dataflow_set_destroy): Call shared_hash_destroy instead of
2640 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
2641 second argument to dataflow_set_init.
2642 (vt_initialize): Likewise. Initialize shared_hash_pool and
2643 empty_shared_hash, move bb in/out initialization afterwards.
2644 Use variable_htab_free instead of NULL as changed_variables del hook.
2645 (variable_was_changed): Change type of second argument to pointer to
2646 dataflow_set. When inserting var into changed_variables, bump
2647 refcount. Unshare set->vars if set is shared htab and slot needs to
2649 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
2650 lookup if set->vars is shared. Unshare set->vars if needed.
2651 Even ->refcount == 1 vars must be unshared if set->vars is shared
2652 and var needs to be modified. Adjust variable_was_changed caller.
2653 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
2654 vars must be unshared if set->vars is shared and var needs to be
2655 modified. Adjust variable_was_changed caller.
2656 (emit_note_insn_var_location): Don't pool_free var.
2657 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
2659 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
2660 free_alloc_pool on shared_hash_pool.
2662 2009-06-20 Anthony Green <green@moxielogic.com>
2664 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
2665 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
2667 2009-06-20 Richard Guenther <rguenther@suse.de>
2669 * tree-ssa-structalias.c (find_func_aliases): For memset use
2670 a constraint from NULL if we memset to zero.
2671 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
2672 we explicitly handle that do not read from memory.
2673 (call_may_clobber_ref_p_1): Properly handle builtins that may
2676 2009-06-20 Richard Guenther <rguenther@suse.de>
2678 PR tree-optimization/40495
2679 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
2680 (new_scalar_tmp_constraint_exp): New function.
2681 (process_constraint): Do not create temporary decls.
2682 (process_all_all_constraints): Likewise.
2683 (handle_const_call): Likewise.
2684 (create_function_info_for): Do not set decl.
2686 2009-06-19 Ian Lance Taylor <iant@google.com>
2688 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
2689 (rs6000_attribute_table): Make static; move before use.
2691 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
2693 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
2694 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
2695 Propagate the TREE_READONLY flag without overwriting it.
2696 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
2697 Propagate the TREE_READONLY flag onto the result.
2698 (process_call_operands): Move around. Use correct constant value.
2700 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2703 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
2704 * config/arm/arm.md: Likewise.
2706 2009-06-19 Ian Lance Taylor <iant@google.com>
2708 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
2709 to GIMPLE_ERROR_MARK.
2711 * c-typeck.c (build_conditional_expr): Add op1_original_type and
2712 op2_original_type parameters. Warn about using different enum types.
2713 * c-parser.c (c_parser_conditional_expression): Pass original
2714 types to build_conditional_expr.
2715 * c-tree.h (build_conditional_expr): Update declaration.
2717 2009-06-19 Ian Lance Taylor <iant@google.com>
2719 * config/i386/i386.c (ix86_function_specific_save): Test that
2720 fields match values, rather than testing the values are in a
2723 2009-06-19 Richard Guenther <rguenther@suse.de>
2725 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
2727 (ptr_derefs_may_alias_p): Likewise.
2728 (ptr_deref_may_alias_ref_p_1): New function.
2729 (ptr_deref_may_alias_ref_p): Likewise.
2730 (ref_maybe_used_by_call_p_1): Handle builtins that are not
2731 covered by looking at the ESCAPED solution.
2732 (call_may_clobber_ref_p_1): Likewise.
2733 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
2734 Handle NULL_TREE offset. Do not produce redundant constraints.
2735 (process_all_all_constraints): New helper function.
2736 (do_structure_copy): Use it.
2737 (handle_lhs_call): Likewise.
2738 (find_func_aliases): Handle some builtins with pointer arguments
2739 and/or return values explicitly.
2741 2009-06-19 Ian Lance Taylor <iant@google.com>
2743 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
2745 2009-06-19 Ian Lance Taylor <iant@google.com>
2747 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
2749 2009-06-19 Ian Lance Taylor <iant@google.com>
2751 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
2752 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
2755 * c-decl.c (finish_decl): If -Wc++-compat, warn about
2756 uninitialized const.
2758 2009-06-19 Ian Lance Taylor <iant@google.com>
2760 * dse.c (struct store_info): Rename bitmap field to bmap. Change
2763 * c-decl.c (in_struct, struct_types): Remove.
2764 (struct c_binding): Add in_struct field.
2765 (c_binding_ptr): Define type, along with VEC.
2766 (struct c_struct_parse_info): Define.
2767 (struct_parse_info): New static variable.
2768 (bind): Initialize in_struct field.
2769 (start_struct): Remove enclosing_in_struct and
2770 enclosing_struct_types parameters. Add
2771 enclosing_struct_parse_info parameter. Change all callers. Set
2772 struct_parse_info rather than in_struct and struct_types.
2773 (grokfield): If -Wc++-compat and there is a symbol binding for the
2774 field name, set the in_struct flag and push it on the
2775 struct_parse_info->fields vector.
2776 (warn_cxx_compat_finish_struct): New static function.
2777 (finish_struct): Remove enclosing_in_struct and
2778 enclosing_struct_types parameters. Add
2779 enclosing_struct_parse_info parameter. Change all callers. Don't
2780 set C_TYPE_DEFINED_IN_STRUCT here. Call
2781 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
2782 parameter. Only push on struct_types if warn_cxx_compat.
2783 (finish_enum): Only push on struct_types if warn_cxx_compat.
2784 (declspecs_add_type): Add loc parameter. Change all callers.
2785 Change all error calls to error_at. Pass loc, not input_location,
2786 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
2787 defined in a struct. If -Wc++-compat and parsing a struct, record
2788 that a typedef name was used.
2789 * c-parser.c (c_parser_declspecs): Get location to pass to
2791 (c_parser_struct_or_union_specifier): Update calls to start_struct
2793 * c-tree.h (struct c_struct_parse_info): Declare.
2794 (finish_struct, start_struct): Update declarations.
2795 (declspecs_add_type): Update declaration.
2797 2009-06-19 Ian Lance Taylor <iant@google.com>
2799 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
2800 variable with an anonymous type.
2802 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
2804 * see.c: Remove for real.
2806 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
2808 * optabs.h (enum optab_index): Add new OTI_significand.
2809 (significand_optab): Define corresponding macro.
2810 * optabs.c (init_optabs): Initialize significand_optab.
2811 * genopinit.c (optabs): Implement significand_optab using
2812 significand?f2 patterns.
2813 * builtins.c (expand_builtin_mathfn): Handle
2814 BUILT_IN_SIGNIFICAND{,F,L}.
2815 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
2816 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
2818 * config/i386/i386.md (significandxf2, significand<mode>2): New
2819 expanders to implement significandf, significand and significandl
2820 built-ins as inline x87 intrinsics.
2822 2009-06-18 Anatoly Sokolov <aesok@post.ru>
2824 * config/avr/avr.c (avr_override_options): Remove setting value of
2825 PARAM_INLINE_CALL_COST.
2827 2009-06-18 Richard Henderson <rth@redhat.com>
2830 * tree-pass.h (TDF_ASMNAME): New.
2831 * tree-dump.c (dump_options): Add asmname.
2832 * doc/invoke.texi: Document it.
2834 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
2835 (dump_decl_name): ...here.
2836 (dump_function_name): New flags arg; mind TDF_ASMNAME.
2837 (dump_generic_node): Update dump_function_name calls.
2838 (print_call_name): New flags arg; update all dump calls.
2839 * diagnostic.h (print_call_name): Update.
2840 * gimple-pretty-print.c (dump_gimple_call): Update.
2842 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
2845 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
2847 2009-06-18 Diego Novillo <dnovillo@google.com>
2849 * doc/plugins.texi: Document plugin_is_GPL_compatible.
2850 * plugin.c (str_license): Declare.
2851 (try_init_one_plugin): Assert that the symbol
2852 'plugin_is_GPL_compatible' exists.
2854 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
2857 * Makefile.in (OBJS-common): Remove see.o.
2859 * common.opt (fsee): Mark as preserved for backward compatibility.
2860 * opts.c (common_handle_option): Add OPT_fsee to the backward
2861 compatibility section.
2862 * passes.c (init_optimization_passes, pass_see): Remove pass.
2863 * timevar.def (TV_SEE): Remove.
2864 * tree-pass.h (pass_see): Remove declaration.
2865 * doc/invoke.texi (-fsee): Remove documentation.
2867 2009-06-18 Martin Jambor <mjambor@suse.cz>
2869 * tree-sra.c: Include statistics.h
2870 (sra_stats): New variable.
2871 (sra_initialize): Clear sra_stats.
2872 (create_access_replacement): Increment sra_stats.replacements.
2873 (get_access_replacement): Do not return twice.
2874 (analyze_all_variable_accesses): Increment statistics counter by the
2875 number of scalarized aggregates.
2876 (generate_subtree_copies): Increment sra_stats.subtree_copies.
2877 (sra_modify_expr): Increment sra_stats.exprs.
2878 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
2879 (sra_modify_assign): Increment sra_stats.exprs,
2880 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
2881 (perform_intra_sra): Update statistics counters.
2882 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
2884 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
2886 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
2887 (arm_scalar_mode_supported_p): New function.
2889 2009-06-18 Paul Brook <paul@codesourcery.com>
2890 Sandra Loosemore <sandra@codesourcery.com>
2892 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
2893 (__extendhfsf2, __truncsfhf2): Define.
2894 * config/arm/fp16.c: New file.
2895 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
2896 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
2898 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
2900 * doc/extend.texi (Half-Precision): New section.
2901 * doc/invoke.texi (Option Summary): List -mfp16-format.
2902 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
2903 * config/arm/arm.opt (mfp16-format=): New.
2904 * config/arm/arm.c: Include intl.h.
2905 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
2906 (TARGET_INVALID_RETURN_TYPE): Redefine.
2907 (TARGET_PROMOTED_TYPE): Redefine.
2908 (TARGET_CONVERT_TO_TYPE): Redefine.
2909 (arm_fp16_format): Define.
2910 (all_fpus): Add entry for neon-fp16.
2911 (fp_model_for_fpu): Likewise.
2912 (struct fp16_format): Declare.
2913 (all_fp16_formats): Define.
2914 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
2916 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
2918 (arm_legitimate_index_p): Treat HFmode like HImode.
2919 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
2920 (coproc_secondary_reload_class): Special-case HFmode.
2921 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
2922 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
2923 (arm_init_fp16_builtins): New.
2924 (arm_init_builtins): Call it.
2925 (arm_invalid_parameter_type): New.
2926 (arm_invalid_return_type): New.
2927 (arm_promoted_type): New.
2928 (arm_convert_to_type).
2929 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
2931 (arm_emit_fp16_const): New function.
2932 (arm_mangle_type): Mangle __fp16 as "Dh".
2933 * config/arm/arm.h (TARGET_VFPD32): Make it know about
2935 (TARGET_NEON_FP16): New.
2936 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
2937 (enum fputype): Add FPUTYPE_NEON_FP16.
2938 (enum arm_fp16_format_type): Declare.
2939 (arm_fp16_format): Declare.
2940 (LARGEST_EXPONENT_IS_NORMAL): Define.
2941 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
2942 * config/arm/arm-modes.def (HFmode): Define.
2943 * config/arm/vfp.md: (*movhf_vfp): New.
2946 * config/arm/arm.md: (fpu): Add neon_fp16.
2947 (floatsihf2, floatdihf2): New.
2948 (fix_trunchfsi2, fix_trunchfdi2): New.
2952 (*arm32_movhf): New.
2953 (*thumb1_movhf): New.
2954 (consttable_2): Add check for HFmode constants.
2955 (consttable_4): Handle HFmode constants.
2957 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
2959 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
2961 2009-06-17 Olivier Hainque <hainque@adacore.com>
2963 * collect2.c (main): Use CONST_CAST2 to perform char ** to
2964 const char ** conversion in AIX specific section.
2966 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
2968 * config/i386/i386.c (ix86_special_builtin_type): Remove
2969 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
2970 (bdesc_special_args): Updated.
2971 (ix86_init_mmx_sse_builtins): Likewise.
2972 (ix86_expand_special_args_builtin): Likewise.
2974 2009-06-17 Richard Henderson <rth@redhat.com>
2976 * tree-pretty-print.c (maybe_dump_asm_name): New.
2977 (dump_decl_name): Use it.
2978 (PRINT_FUNCTION_NAME): Merge into...
2979 (dump_function_name): ... here. Use maybe_dump_asm_name.
2981 2009-06-17 Cary Coutant <ccoutant@google.com>
2983 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
2985 * debug.c (struct gcc_debug_hooks): Change placeholder for
2987 (debug_nothing_int_charstar_int): Replaced by...
2988 (debug_nothing_int_charstar_int_bool): ...this.
2989 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
2990 source_line prototype.
2991 (debug_nothing_int_charstar_int): Replaced by...
2992 (debug_nothing_int_charstar_int_bool): ...this.
2993 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
2994 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
2995 Output is_stmt operand when necessary.
2996 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
2997 (notice_source_line): Add is_stmt parameter.
2998 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
2999 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
3001 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
3002 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
3004 2009-06-17 Ian Lance Taylor <iant@google.com>
3006 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
3008 (struct store_by_pieces_d): Rename from store_by_pieces. Change
3011 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
3013 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
3014 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
3015 tree_strip_sign_nop_conversions and
3016 tree_ssa_strip_useless_type_conversions rather than stripping
3017 the operations here.
3018 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
3020 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
3021 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
3022 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
3023 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
3026 2009-06-17 Michael Eager <eager@eagercon.com>
3028 * config/rs6000/constraints.md (register_constraint "d"): New.
3029 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
3030 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
3031 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
3032 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
3033 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
3034 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
3035 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
3036 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
3037 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
3038 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
3040 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
3041 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
3042 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
3043 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
3044 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3045 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
3046 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
3047 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
3048 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
3049 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
3050 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
3051 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
3052 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
3053 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
3055 2009-06-16 Ian Lance Taylor <iant@google.com>
3057 * profile.c (total_num_never_executed): Don't define.
3058 (compute_branch_probabilities): Don't count or print
3060 (init_branch_prob): Don't set total_num_never_executed.
3061 (end_branch_prob): Don't print total_num_never_executed.
3063 2009-06-17 David Daney <ddaney@caviumnetworks.com>
3065 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
3067 2009-06-17 David Edelsohn <edelsohn@gnu.org>
3069 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
3070 (nabstd2_fpr): Same.
3072 2009-06-17 Steve Ellcey <sje@cup.hp.com>
3074 * expr.c (expand_assignment): Change complex type check.
3076 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
3078 * doc/plugins.texi (Building GCC plugins): Added new section.
3080 2009-06-17 Ian Lance Taylor <iant@google.com>
3082 * c-pch.c (get_ident): Don't set size of templ array.
3083 (pch_init): Don't set size of partial_pch array.
3085 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
3086 string constant to intialize an array whose size is the length of
3089 2009-06-17 Richard Guenther <rguenther@suse.de>
3091 PR tree-optimization/40389
3092 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
3093 to addressable types.
3094 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
3096 2009-06-17 Richard Guenther <rguenther@suse.de>
3099 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
3100 if there is no evolution of left in the loop bail out.
3101 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
3102 chrec_fold_multiply.
3104 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
3105 Janis Johnson <janis187@us.ibm.com>
3108 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
3109 for the symbol ref of a constant that is the source of a move
3110 - nor for any other not-obvious-label-ref constants.
3112 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
3114 * plugin.c (position_pass): Skip newly inserted pass during list
3115 traversal to avoid repeated insertion.
3117 2009-06-16 Ian Lance Taylor <iant@google.com>
3119 * vec.h (VEC_stack_alloc): Define different version if
3120 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
3121 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
3122 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
3123 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3125 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
3127 * config.gcc (extra_headers): Add ia32intrin.h for x86.
3129 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
3130 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
3131 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
3132 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
3133 (ix86_special_builtin_type): Add 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 (bdesc_special_args): Add __builtin_ia32_rdtsc and
3137 __builtin_ia32_rdtscp.
3138 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
3139 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
3140 and __builtin_ia32_rorhi.
3141 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
3142 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
3143 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
3144 (ix86_expand_args_builtin): Likewise.
3145 (ix86_expand_special_args_builtin): Likewise.
3147 * config/i386/i386.md (UNSPECV_RDTSCP): New.
3148 (UNSPECV_RDTSC): Likewise.
3149 (UNSPECV_RDPMC): Likewise.
3150 (*bsr): Renamed to ...
3152 (*bsr_rex64): Renamed to ...
3156 (*rdpmc_rex64): Likewise.
3159 (*rdtsc_rex64): Likewise.
3161 (*rdtscp): Likewise.
3162 (*rdtscp_rex64): Likewise.
3164 * config/i386/ia32intrin.h: New.
3166 * config/i386/x86intrin.h: Include <ia32intrin.h>.
3168 2009-06-16 Ian Lance Taylor <iant@google.com>
3170 * ira-build.c (copy_info_to_removed_store_destinations):
3171 Initialize parent_a.
3173 2009-06-16 Ian Lance Taylor <iant@google.com>
3175 * c-decl.c (grokdeclarator): Change size_varies to bool.
3177 2009-06-16 Ian Lance Taylor <iant@google.com>
3179 * sel-sched.c: Make forward declarations of move_op_hooks and
3180 fur_hooks explicitly extern.
3182 2009-06-16 Ian Lance Taylor <iant@google.com>
3184 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
3185 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
3187 2009-06-16 Ian Lance Taylor <iant@google.com>
3189 * resource.c (mark_referenced_resources): Change
3190 include_delayed_effects parameter to bool. Change all callers.
3191 (mark_end_of_function_resources): Likewise.
3192 * reorg.c (insn_references_resource_p): Likewise.
3193 (insn_sets_resource_p): Likewise.
3194 * resource.h (mark_referenced_resources): Update declaration.
3195 (mark_end_of_function_resources): Update declaration.
3197 2009-06-16 David Edelsohn <edelsohn@gnu.org>
3199 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
3201 2009-06-16 David Edelsohn <edelsohn@gnu.org>
3203 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
3204 GCC can bootstrap on AIX with GNU Binutils 2.20.
3206 2009-06-16 Ian Lance Taylor <iant@google.com>
3208 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
3210 2009-06-16 Ian Lance Taylor <iant@google.com>
3212 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
3213 inline, not extern inline.
3214 (exact_log2): Likewise.
3215 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
3217 (exact_log2): Likewise, but don't test CTZ_HWI.
3219 2009-06-16 Ian Lance Taylor <iant@google.com>
3221 * bitmap.c (bitmap_clear): Don't declare as inline.
3222 * gimple.c (gimplify_assign): Likewise.
3223 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
3224 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
3225 (sched_scan_info): Remove duplicate definition.
3227 2009-06-16 Ian Lance Taylor <iant@google.com>
3229 * c-common.c (skip_evaluation): Don't define.
3230 (c_inhibit_evaluation_warnings): Define global variable.
3231 (overflow_warning): Check c_inhibit_evaluation_warnings rather
3232 than skip_evaluation.
3233 (convert_and_check, warn_for_div_by_zero): Likewise.
3234 * c-common.h (skip_evaluation): Don't declare.
3235 (c_inhibit_evaluation_warnings): Declare.
3236 * c-parser.c (c_parser_typeof_specifier): Set
3237 c_inhibit_evaluation_warnings rather than skip_evaluation.
3238 (c_parser_conditional_expression): Likewise.
3239 (c_parser_binary_expression): Likewise.
3240 (c_parser_sizeof_expression): Likewise.
3241 (c_parser_alignof_expression): Likewise.
3242 * c-typeck.c (build_indirect_ref): Check
3243 c_inhibit_evaluation_warnings rather than skip_evaluation.
3244 (build_conditional_expr, build_binary_op): Likewise.
3246 2009-06-16 Richard Guenther <rguenther@suse.de>
3248 * tree-ssa-alias.c (is_escape_site): Remove.
3249 * tree-ssa-alias.h (enum escape_type): Remove.
3250 (is_escape_site): Likewise.
3251 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
3252 via casts and asms without deferring to is_escape_site.
3254 2009-06-16 Jakub Jelinek <jakub@redhat.com>
3257 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
3258 use gen_lowpart if op0 has complex mode.
3260 2009-06-16 Richard Guenther <rguenther@suse.de>
3262 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
3263 variables add them to ESCAPED.
3264 (find_func_aliases): Do not make all indirectly stored values escaped.
3266 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
3268 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
3271 2009-06-16 Martin Jambor <mjambor@suse.cz>
3273 PR tree-optimization/40432
3274 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
3275 check whether we need to force gimple register operand.
3277 2009-06-16 Martin Jambor <mjambor@suse.cz>
3279 PR tree-optimization/40413
3280 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
3281 build_ref_for_offset.
3282 (propagate_subacesses_accross_link): Fix a typo in a comment.
3284 2009-06-16 Ira Rosen <irar@il.ibm.com>
3286 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
3287 with additional parameter.
3288 * tree-vectorizer.h (enum vect_def_type): Add new value
3290 (enum vect_relevant): Add comments.
3291 (vect_is_simple_reduction): Add new argument.
3292 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
3293 Detect nested cycles.
3294 (vect_is_simple_reduction): Update documentation, add an argument to
3295 distinguish inner-loop reduction from nested cycle, detect nested
3296 cycles, fix printings and indentation, don't swap operands in case
3298 (get_initial_def_for_reduction): Handle subtraction.
3299 (vect_create_epilog_for_reduction): Add new argument to specify
3301 (vect_finalize_reduction): Handle subtraction, fix comments.
3302 (vectorizable_reduction): Handle nested cycles. In case of nested
3303 cycle keep track of the reduction variable position. Call
3304 vect_is_simple_reduction with additional parameter. Use original
3305 statement code in reduction epilogue for nested cycle. Call
3306 vect_create_epilog_for_reduction with additional parameter.
3307 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
3308 inner-loop vectorization.
3309 (vect_recog_widen_sum_pattern): Likewise.
3310 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
3312 (vect_mark_stmts_to_be_vectorized): Likewise.
3313 (vect_get_vec_def_for_operand): Handle nested cycles.
3315 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3317 * doc/invoke.texi (Debugging Options): Fix option index entries
3318 for -fdump-statistics, -frandom-seed add entries for
3319 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
3320 (FRV Options): Fix entries for -mTLS, -mtls.
3321 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
3322 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
3323 (M68hc1x Options): Fix @itemx for -mnominmax.
3324 (MCore Options): Fix entry for -mno-lsim.
3325 (MMIX Options): Fix entry for -mabi=mmixware.
3326 (PDP-11 Options): Fix entry for -mbcopy-builtin.
3328 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
3330 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
3331 Mention the plugin mode of gengtype.
3332 * doc/gty.texi (Source Files Containing Type Information): Likewise.
3333 * gengtype.c: Updated copyright.
3334 (plugin_files, nb_plugin_files) Added new static variables.
3335 (measure_input_list) Care about plugin_files.
3336 (write_rtx_next): Added early return in plugin mode.
3337 (create_file): Updated copyright year in generated file. Added
3339 (oprintf): Added early return if NULL outf.
3340 (get_output_file_with_visibility): Care of plugin_files.
3341 (get_output_file_name): May return null.
3342 (write_local): Added early return.
3343 (put_mangled_filename): Ditto.
3344 (finish_root_table): Added check for base_files.
3345 (write_roots): Care about null when plugins.
3346 (main): Added plugin mode.
3348 2009-06-15 Ian Lance Taylor <iant@google.com>
3350 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
3351 * gcov.c (read_count_file): Add braces around variables declared
3354 * c.opt (Wjump-misses-init): New warning.
3355 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
3356 -Wall and -Wc++-compat if not already set.
3357 (c_common_post_options): Clear warn_jump_misses_init if it was not
3359 * c-decl.c (struct c_binding): Change type field to a union with
3360 new label field. Make it the first field in the struct. Update
3361 references to type to use u.type instead.
3362 (struct c_spot_bindings): Define.
3363 (struct c_goto_bindings): Define.
3364 (c_goto_bindings_p): Define, along with VECs.
3365 (struct c_label_vars): Define.
3366 (struct c_scope): Add has_label_bindings field.
3367 (bind_label, set_spot_bindings): New static functions.
3368 (decl_jump_unsafe, update_spot_bindings): New static functions.
3369 (update_label_decls): New static function.
3370 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
3371 Update binding u.label field to shadowed field.
3372 (c_binding_start_stmt_expr): New function.
3373 (c_binding_end_stmt_expr): New function.
3374 (pushdecl): Don't call c_begin_vm_scope.
3375 (make_label): Add defining and p_label_vars parameters. Change
3377 (lookup_label): Correct test for whether a label has not yet been
3378 defined. Call bind_label rather than bind.
3379 (warn_about_goto): New static function.
3380 (lookup_label_for_goto): New function.
3381 (declare_label): Call bind_label rather than bind.
3382 (check_earlier_gotos): New static function.
3383 (define_label): Don't give errors about jumping into statement
3384 expressions or scopes of variably modified types. Call
3385 set_spot_bindings and check_earlier_gotos. Call bind_label
3386 instead of bind. Don't set label_context_stack_se or
3387 label_context_stack_vm.
3388 (c_get_switch_bindings): New function.
3389 (c_release_switch_bindings): New function.
3390 (c_check_switch_jump_warnings): New function.
3391 (start_function): Don't set label_context_stack_se or
3392 label_context_stack_vm.
3393 (finish_function): Likewise.
3394 * c-typeck.c (label_context_stack_se): Don't define.
3395 (label_context_stack_vm): Don't define.
3396 (c_finish_goto_label): Call lookup_label_for_goto rather than
3397 lookup_label. Don't give errors about jumping into a statement
3398 expression or the scope of a variably modified type. Don't set
3399 label_context_stack_se or label_context_stack_vm.
3400 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
3401 fields. Add bindings field.
3402 (c_start_case): Don't set deleted fields. Set bindings field.
3403 (do_case): Rework order of tests. Don't check blocked_stmt_expr
3404 or blocked_vm. Call c_check_switch_jump_warnings.
3405 (c_finish_case): Don't test blocked_stmt_expr field. Call
3406 c_release_switch_bindings.
3407 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
3408 c_switch_stack. Don't walk label_context_stack_se labels. Don't
3409 set label_context_stack_se. Call c_bindings_start_stmt_expr.
3410 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
3411 c_switch_stack. Don't walk label_context_stack_se labels. Don't
3412 set label_context_stack_se. Call c_bindings_end_stmt_expr.
3413 (c_begin_vm_scope, c_end_vm_scope): Don't define.
3414 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
3415 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
3416 (C_DECL_UNJUMPABLE_VM): Don't define.
3417 (C_DECL_UNDEFINABLE_VM): Don't define.
3418 (struct c_label_list): Don't define.
3419 (struct c_label_context_se): Don't define.
3420 (struct c_label_context_vm): Don't define.
3421 (struct c_spot_bindings): Declare.
3422 (c_bindings_start_stmt_expr): Declare.
3423 (c_bindings_end_stmt_expr): Declare.
3424 (lookup_label_for_goto): Declare.
3425 (c_get_switch_bindings, c_release_switch_bindings): Declare.
3426 (c_check_switch_jump_warnings): Declare.
3427 (label_context_stack_se, label_context_stack_vm): Don't declare.
3428 (c_finish_goto_label): Update declaration.
3429 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
3430 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
3431 (Warning Options): Document -Wjump-misses-init.
3433 2009-06-15 Jakub Jelinek <jakub@redhat.com>
3435 * tree-object-size.c (addr_object_size): Fix a pasto in the last
3438 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
3440 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
3442 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
3444 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
3446 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
3448 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
3450 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
3452 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
3453 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
3454 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
3455 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
3456 * dwarf2asm.c (dw2_force_const_mem): Update call to
3458 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
3459 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
3460 * langhooks.c (lhd_comdat_group): Remove.
3461 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
3462 * tree.h (DECL_COMDAT_GROUP): New.
3463 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
3464 (tree_decl_with_vis): Add comdat_group. Remove one_only.
3465 (make_decl_one_only): Change signature.
3466 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
3468 (make_decl_one_only): Change signature.
3469 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
3471 2009-06-15 Richard Guenther <rguenther@suse.de>
3474 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
3476 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3478 * tree-ssa-math-opts.c: Remove extra divide.
3480 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3482 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
3484 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3486 * passes.c: Add bswap pass.
3487 * tree-pass.h: Add pass_optimize_bswap declaration.
3488 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
3489 Include rtl.h, expr.h and optabs.h for optab_handler check.
3490 (struct symbolic_number, pass_optimize_bswap): New definition.
3491 (do_shift_rotate, verify_symbolic_number_p): New functions.
3492 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
3493 (gate_optimize_bswap): New function.
3494 * tree.c (widest_int_cst_value): New function.
3495 * tree.h (widest_int_cst_value): Prototype added.
3497 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
3499 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
3500 REG_EQUAL/REG_EQUIV notes.
3502 2009-06-14 Richard Guenther <rguenther@suse.de>
3505 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
3506 has its address taken if NRV was applied and it is addressable.
3507 * tree-ssa-structalias.c (get_constraint_for_address_of): New
3508 function split out from ...
3509 (get_constraint_for_1): ... here.
3510 (handle_rhs_call): Use it to mark the return slot escaped if
3511 it is addressable and NRV was applied.
3513 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
3515 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
3516 Change first argument type to location_t.
3517 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
3518 Do not set input_location.
3519 Use loc instead of input_location throughout.
3521 2009-06-13 Richard Guenther <rguenther@suse.de>
3523 PR tree-optimization/40421
3524 * tree-predcom.c (should_unroll_loop_p): Remove.
3525 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
3527 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
3529 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3530 Add location argument.
3532 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
3534 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
3536 * config/s390/s390.c (s390_build_builtin_va_list): Same.
3537 (s390_gimplify_va_arg): Pass location to create_artificial_label.
3538 * config/spu/spu-protos.h: Add location to
3539 spu_resolve_overloaded_builtin.
3540 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
3541 spu_build_builtin_va_list.
3542 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
3543 argument. Pass location to build_function_call_vec.
3544 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
3546 (emit_fpu_switch): Same.
3547 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
3548 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
3549 to build_decl and create_artificial_label.
3550 (xtensa_gimplify_va_arg_expr): Same.
3551 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
3552 (xstormy16_gimplify_va_arg_expr): Same.
3553 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
3554 * config/arm/arm.c (arm_build_builtin_va_list): Same.
3555 * config/mips/mips.c (mips_build_builtin_va_list): Same.
3556 (mips16_build_function_stub): Same.
3557 (mips16_build_call_stub): Same.
3559 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
3562 * arm/constraints.md (Pa, Pb): New constraints.
3563 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
3564 split pattern to deal with them.
3566 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
3568 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
3569 fix index entry for -Xpreprocessor.
3571 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
3573 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3574 Add location argument to build_decl call.
3575 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
3576 (rs6000_init_builtins): Same.
3577 (spe_init_builtins): Same.
3578 (rs6000_gimplify_va_arg): Add location argument to
3579 create_artificial_label call.
3581 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
3583 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
3584 * combine-stack-adj.c (pass_stack_adjustments): Use it.
3585 * Makefile.in: Fix GGC dependency for gcse.o.
3587 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
3589 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
3590 * gimple-pretty-print.c (dump_gimple_stmt): Same.
3591 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
3593 * c-parser.c (c_parser_binary_expression): Use current column while
3594 building binary operations.
3595 * common.opt (fshow-column): Enable by default.
3596 * tree-vrp.c (check_array_ref): Use warning_at.
3597 (check_array_bounds): Use location from call back if expr has no
3599 * tree.h: Add location argument to maybe_fold_*.
3600 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
3601 (maybe_fold_offset_to_array_ref): Add location argument and use it.
3602 (maybe_fold_offset_to_component_ref): Same.
3603 (maybe_fold_offset_to_reference): Same.
3604 (maybe_fold_offset_to_address): Same.
3605 (maybe_fold_stmt_indirect): Same.
3606 (maybe_fold_stmt_addition): Same.
3607 (fold_stmt_r): Pass location to maybe_fold_*.
3608 (fold_gimple_assign): Same.
3609 * c-tree.h: Add location argument to finish_decl,
3610 default_function_array_conversion, store_init_value.
3611 * c-decl.c (define_label): Use error_at.
3612 (c_make_fname_decl): Pass location to finish_decl.
3613 (finish_decl): New location argument.
3614 (build_compound_literal): Pass location to store_init_value.
3615 (grokdeclarator): Pass location to finish_decl.
3617 * c-typeck.c (array_to_pointer_conversion): New location argument.
3618 (function_to_pointer_conversion): Same.
3619 (default_function_array_conversion): Same.
3620 (parser_build_unary_op): Pass location to overflow_warning.
3621 (parser_build_binary_op): Same. Use warning_at.
3622 (build_unary_op): Pass location to array_to_pointer_conversion.
3623 (build_c_cast): Pass location to digest_init.
3624 (build_modify_expr): New location argument.
3625 (convert_for_assignment): Same.
3626 (store_init_value): Same.
3627 (digest_init): Same.
3628 (output_init_element): Pass location to digest_init and
3629 array_to_pointer_conversion.
3630 (c_finish_return): Pass location to convert_for_assignment.
3631 * gimplify.c (gimplify_conversion): Pass location to
3632 maybe_fold_offset_to_address.
3633 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
3634 to maybe_fold_stmt_addition.
3635 * c-omp.c (c_finish_omp_atomic): Pass new location to
3637 (c_finish_omp_for): Same.
3638 * c-common.c (overflow_warning): New argument.
3639 * c-common.h: New argument to build_modify_expr, overflow_warning.
3640 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
3642 (c_parser_initializer): Pass location to
3643 default_function_array_conversion.
3644 (c_parser_initelt): Same.
3645 (c_parser_initval): Same.
3646 (c_parser_asm_operands): Same.
3647 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
3648 (c_parser_conditional_expression): Same.
3649 (c_parser_binary_expression): Add location info to stack. Use it.
3650 (c_parser_unary_expression): Pass location to
3651 default_function_array_conversion, parser_build_unary_op,
3652 build_indirect_ref, c_parser_postfix_expression_after_primary.
3653 (c_parser_postfix_expression_after_primary): New location argument.
3655 (c_parser_expression_conv): Pass location to
3656 default_function_array_conversion.
3657 (c_parser_expr_list): Same.
3658 (c_parser_omp_atomic): Same.
3659 (c_parser_omp_for_loop): Same.
3660 * c-tree.h: (struct c_declarator): Add comment to id_loc.
3661 (build_array_declarator): New argument.
3662 * c-decl.c (build_array_declarator): Add location argument.
3663 (grokdeclarator): Set id_loc for cdk_array.
3664 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
3665 build_array_declarator.
3666 * tree.c (build_omp_clause): Add location argument.
3667 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
3668 (OMP_CLAUSE_LOCATION): New macro.
3669 (struct tree_omp_clause): Add location field.
3670 (build_omp_clause): Add argument.
3671 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
3672 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
3674 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
3675 (cp_parser_omp_clause_collapse): Same.
3676 (cp_parser_omp_clause_default): Same.
3677 (cp_parser_omp_clause_if): Same.
3678 (cp_parser_omp_clause_nowait): Same.
3679 (cp_parser_omp_clause_num_threads): Same.
3680 (cp_parser_omp_clause_ordered): Same.
3681 (cp_parser_omp_clause_schedule): Same.
3682 (cp_parser_omp_clause_untied): Same.
3683 (cp_parser_omp_for_loop): Same.
3684 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
3685 * c-tree.h (c_start_case): Add location argument.
3686 (c_process_expr_stmt): Same.
3687 (c_finish_goto_*): Same.
3688 * tree-parloops.c (initialize_reductions): Pass location to
3690 (create_parallel_loop): Same.
3691 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
3692 (gfc_trans_omp_reduction_list): Same.
3693 (gfc_trans_omp_clauses): Same.
3694 (gfc_trans_omp_do): Same.
3695 * c-typeck.c (c_finish_goto_label): Same.
3696 (c_finish_goto_ptr): New location argument.
3697 (c_start_case): Same.
3698 (emit_side_effect_warnings): Same.
3699 (c_process_expr_stmt): Same.
3700 (c_finish_stmt_expr): Same.
3701 (c_finish_omp_clauses): Use error_at instead of error.
3702 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
3704 * c-omp.c (c_split_parallel_clauses): New location argument.
3705 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
3706 to build_omp_clause.
3707 (convert_local_reference_stmt): Same.
3708 (convert_gimple_call): Same.
3709 * c-common.h (c_split_parallel_clauses): New argument.
3710 * c-parser.c (c_parser_statement_after_labels): Pass location to
3711 c_finish_goto_label.
3712 (c_parser_switch_statement): Pass location to c_start_case.
3713 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
3714 and c_process_expr_stmt.
3715 (c_parser_omp_variable_list): Add location argument.
3716 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
3717 (c_parser_omp_clause_default): Same.
3718 (c_parser_omp_clause_if): Same.
3719 (c_parser_omp_clause_num_threads): Same.
3720 (-c_parser_omp_clause_ordered): Same.
3721 (c_parser_omp_clause_reduction): Pass location to
3722 c_parser_omp_variable_list.
3723 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
3724 (c_parser_omp_clause_untied): Same.
3725 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
3726 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
3728 * c-tree.h (check_for_loop_decls, undeclared_variable,
3729 build_component_ref, build_array_ref, build_external_ref,
3730 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
3731 build_conditional_expr, build_compound_expr, c_cast_expr,
3732 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
3733 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
3735 * c-semantics.c (build_stmt): Same.
3736 (build_case_label): Same.
3737 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
3738 (undeclared_variable): New argument.
3740 (lookup_label): Pass location on down.
3741 (define_label): Same.
3742 (finish_decl): Same.
3743 (build_compound_literal): Same.
3744 (finish_struct): Same.
3745 (finish_function): Do not set location here.
3746 (check_for_loop_decls): New argument.
3747 * tree.c (save_expr): Set location.
3748 (build_empty_stmt): New argument.
3749 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
3750 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
3751 * builtins.c (gimplify_va_arg_expr): Use locations.
3752 (expand_builtin_sync_operation): Same.
3753 * c-typeck.c (build_component_ref): New argument.
3754 (build_array_ref): Same.
3755 (build_external_ref): Same.
3756 (c_expr_sizeof_expr): Same.
3757 (c_expr_sizeof_type): Same.
3758 (parser_build_unary_op): Same.
3759 (build_conditional_expr): Same.
3760 (build_compound_expr): Pass location on down.
3761 (build_compound_expr): New argument.
3762 (build_c_cast): Same.
3763 (c_cast_expr): Same.
3764 (build_asm_expr): Same.
3765 (c_finish_return): Same.
3766 (c_process_expr_stmt): Pass location on down.
3767 (c_finish_stmt_expr): New argument.
3768 (push_clenaup): Same.
3769 (c_finish_omp_parallel): Same.
3770 (c_finish_omp_task): Same.
3771 * gimplify.c (gimplify_call_expr): Pass location on down.
3772 * c-omp.c (c_finish_omp_master): New argument.
3773 (c_finish_omp_critical): Same.
3774 (c_finish_omp_ordered): Same.
3775 (c_finish_omp_barrier): Same.
3776 (-c_finish_omp_taskwait): Same.
3777 (c_finish_omp_atomic): Same.
3778 (c_finish_omp_flush): Same.
3779 * tree-inline.c (copy_tree_body_r): Pass location on down.
3780 (inline_forbidden_p): Remove use of input_location.
3781 * c-gimplify.c (c_build_bind_expr): New argument.
3782 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
3783 (c_sizeof_or_alignof_type): New argument.
3784 (c_alignof_expr): Same.
3785 (build_va_arg): Same.
3786 (c_add_case_label): Same.
3787 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
3788 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
3789 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
3790 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
3791 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
3792 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
3794 * stub-objc.c (objc_build_selector_expr): Same.
3795 (objc_build_throw_stmt): Same.
3796 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
3797 (c_parser_initelt): Same.
3798 (c_parser_compound_statement): Same.
3799 (c_parser_compound_statement_nostart): Same.
3800 (c_parser_label): Same.
3801 (c_parser_statement_after_labels): Same.
3802 (c_parser_if_body): Same.
3803 (c_parser_else_body): Same.
3804 (c_parser_if_statement): Same.
3805 (c_parser_switch_statement): Same.
3806 (c_parser_while_statement): Same.
3807 (c_parser_do_statement): Same.
3808 (c_parser_for_statement): Same.
3809 (c_parser_asm_statement): Same.
3810 (c_parser_conditional_expression): Same.
3811 (c_parser_binary_expression): Same.
3812 (c_parser_cast_expression): Same.
3813 (c_parser_unary_expression): Same.
3814 (c_parser_sizeof_expression): Same.
3815 (c_parser_alignof_expression): Same.
3816 (c_parser_postfix_expression): Same.
3817 (c_parser_expression): Same.
3818 (c_parser_objc_receiver): Same.
3819 (c_parser_omp_variable_list): Same.
3820 (c_parser_omp_structured_block): Same.
3821 (c_parser_omp_atomic): New argument.
3822 (c_parser_omp_barrier): Same.
3823 (c_parser_omp_critical): Same.
3824 (c_parser_omp_flush): Pass location on down.
3825 (c_parser_omp_for_loop): New argument.
3826 (c_parser_omp_for): Same.
3827 (c_parser_omp_master): Same.
3828 (c_parser_omp_ordered): Same.
3829 (c_parser_omp_sections_scope): Same.
3830 (c_parser_omp_sections): Same.
3831 (c_parser_omp_parallel): Same.
3832 (c_parser_omp_single): Same.
3833 (c_parser_omp_task): Same.
3834 (c_parser_omp_taskwait): Pass location on down.
3835 (c_parser_omp_construct): Same.
3836 (c_parser_omp_threadprivate): Same.
3837 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
3838 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
3839 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
3840 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
3841 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
3842 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
3843 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
3844 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
3845 config/i386/i386.c, stmt.c:
3846 Add location argument to the following function definitions and/or
3847 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
3848 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
3849 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
3850 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
3851 do_case, c_finish_bc_stmt, build_compound_literal,
3852 build_function_call.
3853 * c-decl.c (build_compound_literal): Add location argument.
3854 Make all diagnostic calls use location.
3855 (start_struct): Same.
3856 (finish_struct): Same.
3858 (build_enumerator): Same.
3859 (start_function): Same.
3860 (grokdeclarator): Make all diagnostic calls use location.
3861 (store_parm_decls_oldstyle): Same.
3862 * c-typeck.c (build_function_call): Add location argument.
3863 Make all diagnostic calls use location.
3865 (c_finish_bc_stmt): Same.
3866 * tree-nested.c (get_trampoline_type): Add argument.
3867 Pass location to build_decl.
3868 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
3869 * rtl.h (RTL_LOCATION): New.
3870 * c-common.c (c_add_case_label): Add location argument.
3871 Make all diagnostic calls use location.
3872 * c-common.h: Add location argument to make_fname_decl, do_case,
3873 c_add_case_label, build_function_call, resolve_overloaded_builtin.
3874 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
3875 Set it appropriately for every case. Pass enum_loc to start_enum
3876 call. Pass value_loc first to build_enumerator. Pass enum_loc to
3878 (c_parser_struct_or_union_specifier): Save location. Use it for
3879 start_struct, finish_struct, and parser_xref_tag.
3881 2009-06-12 Ian Lance Taylor <iant@google.com>
3883 * fold-const.c (fold_unary): Rename local variable and to and_expr.
3885 * c-opts.c (c_common_handle_option): For -Wc++-compat set
3886 cpp_opts->warn_cxx_operator_names.
3888 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
3891 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
3892 is returns NULL and OP is a VCE, look through the VCE.
3894 2009-06-12 Ian Lance Taylor <iant@google.com>
3897 * collect2.c (main): Use CONST_CAST2 in code inside #if
3898 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
3900 2009-06-12 Joey Ye <joey.ye@intel.com>
3903 * cfgexpand.c (get_decl_align_unit): Update
3904 max_used_stack_slot_alignment with align instead of
3905 stack_alignment_needed.
3907 * function.c (assign_stack_local_1): Update
3908 max_used_stack_slot_alignment with alignment_in_bits instead
3909 of stack_alignment_needed.
3910 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
3913 2009-06-12 Jakub Jelinek <jakub@redhat.com>
3915 * dwarf2out.c (last_var_location_insn): New variable.
3916 (dwarf2out_end_epilogue): Clear last_var_location_insn.
3917 (dwarf2out_var_location): Don't record anything after last real
3918 insn. Only change labels if there were any real instructions
3919 in between last note and this one, or if changed sections.
3921 2009-06-11 Richard Henderson <rth@redhat.com>
3923 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
3924 note when storing the frame pointer in a register.
3925 (FRP): Don't redefine to nothing for epilogue.
3926 (alpha_expand_epilogue): Mark register and sp restores.
3927 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
3929 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
3930 when gen_lowpart is needed.
3932 2009-06-11 Richard Henderson <rth@redhat.com>
3934 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
3936 * dwarf2out.c (need_data_align_sf_opcode): New.
3937 (div_data_align): Move earlier.
3938 (def_cfa_1, reg_save): Use it.
3940 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
3942 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
3943 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
3944 (ix86_handle_option): Handle OPT_mcrc32.
3945 (ix86_target_string): Add -mcrc32.
3946 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
3948 * config/i386/i386.h (TARGET_CRC32): New.
3950 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
3951 (sse4_2_crc32di): Likewise.
3953 * config/i386/i386.opt (mcrc32): New.
3955 * doc/invoke.texi: Document -mcrc32.
3957 2009-06-11 Richard Henderson <rth@redhat.com>
3959 * common.opt (gdwarf-): Accept a version number.
3960 * doc/invoke.texi (gdwarf-): Update docs.
3961 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
3962 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
3963 version level, and record it.
3965 * dwarf2.h (DW_CIE_VERSION): Remove.
3966 * dwarf2out.c (DWARF_VERSION): Remove.
3967 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
3968 (output_call_frame_info): Use CIE version 3 for dwarf3,
3969 or if the return register column is out of range for version 1.
3970 (dwarf_stack_op_name): Add all dwarf3 values.
3971 (DEBUG_PUBTYPES_SECTION): New.
3972 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
3973 encoding change for dwarf3.
3974 (output_die) [dw_val_class_die_ref]: Likewise.
3975 (output_compilation_unit_header): Emit correct version for dwarf3.
3976 (output_line_info): Likewise.
3977 (output_pubnames): Update for DWARF_VERSION removal.
3978 (output_aranges): Likewise.
3979 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
3980 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
3981 (dwarf2out_finish): Likewise.
3983 2009-06-11 David Daney <ddaney@caviumnetworks.com>
3985 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
3988 2009-06-11 David Daney <ddaney@caviumnetworks.com>
3991 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
3992 * builtins.c (expand_builtin_unreachable): New function.
3993 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
3994 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
3995 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
3997 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
3998 searching for missing barriers.
4000 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4002 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
4003 when -fprofile-generate* was passed.
4004 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
4006 2009-06-11 Anthony Green <green@moxielogic.com>
4008 * config/moxie/moxie.md: Define length attribute for all instructions.
4010 (*b<cond:code>): Support limited branch ranges for new PC-relative
4011 branch instructions.
4012 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
4014 2009-06-11 Jakub Jelinek <jakub@redhat.com>
4016 * config/i386/i386.c (min_insn_size): Use get_attr_length
4017 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
4020 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
4021 instead of emit_insn_before.
4023 2009-06-10 Ian Lance Taylor <iant@google.com>
4026 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
4029 2009-06-10 Revital Eres <eres@il.ibm.com>
4031 * passes.c (init_optimization_passes): Reschedule
4032 predictive-commoning pass before complete unroll pass.
4034 2009-06-10 Martin Jambor <mjambor@suse.cz>
4036 * cgraph.c (cgraph_node_can_be_local_p): New function.
4037 (cgraph_make_node_local): New function.
4038 * cgraph.h (cgraph_node_can_be_local_p): Declare.
4039 (cgraph_make_node_local): Declare.
4041 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
4043 * tree.h (tree_base): Add packed_flag and user_align fields.
4044 Decrease size of spare field.
4045 (TYPE_USER_ALIGN): Use user_align from tree_base.
4046 (DECL_USER_ALIGN): Likewise.
4047 (TYPE_PACKED): Use packed_flag from tree_base.
4048 (DECL_PACKED): Likewise.
4049 (tree_type): Delete packed_flag and user_align fields. Widen
4050 precision field. Widen mode field and shuffle fields to align
4051 mode on an 8-bit boundary.
4052 (tree_decl_common): Delete decl_flag_1 and user_align fields.
4053 Renumber decl_flag_* fields. Fix comments. Widen
4054 decl_common_unused field.
4055 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
4056 (DECL_EXTERNAL): Likewise.
4057 (DECL_BIT_FIELD): Likewise.
4058 (DECL_NONADDRESSABLE_P): Likewise.
4059 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
4060 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
4062 2009-06-10 Ian Lance Taylor <iant@google.com>
4064 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
4065 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
4066 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
4067 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
4068 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
4069 DEF_VEC_ALLOC_FUNC_P.
4070 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
4071 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
4072 DEF_VEC_ALLOC_FUNC_O.
4073 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
4074 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
4075 DEF_VEC_ALLOC_FUNC_I.
4076 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
4077 (vec_stack_p_reserve_exact_1): Declare.
4078 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
4079 (vec_stack_free): Declare.
4080 (VEC_stack_alloc): Define.
4081 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
4082 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
4083 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
4084 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
4086 (stack_vecs): New static variable.
4087 (vec_stack_p_reserve_exact_1): New function.
4088 (vec_stack_o_reserve_1): New static function.
4089 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
4090 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
4091 (vec_stack_free): New function.
4092 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
4093 (VEC_df_ref_stack_alloc): Define.
4094 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
4095 DEF_VEC_ALLOC_P_STACK.
4096 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
4097 (struct df_collection_rec): Change _vec fields to VEC. Remove
4099 (df_free_collection_rec): Adjust for new fields.
4100 (df_insn_rescan): Use new df_collection_rec fields.
4101 (df_notes_rescan, df_canonize_collection_rec): Likewise.
4102 (df_ref_create_structure, df_ref_record): Likewise.
4103 (df_get_conditional_uses, df_get_call_refs): Likewise.
4104 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
4105 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
4106 (df_record_exit_block_uses, df_bb_verify): Likewise.
4107 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
4108 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
4109 Remove count parameter. Change return type to void. Change all
4111 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
4112 Remove count parameter. Change return type to void. Change all
4114 (df_install_refs): Change old_vec parameter to VEC. Remove count
4115 parameter. Change all callers.
4116 (df_install_mws): Change old_vec parameter to VEC. Remove count
4117 parameter. Change all callers.
4118 (df_refs_verify): Change new_rec parameter to VEC. Change call
4120 (df_mws_verify): Likewise.
4122 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
4124 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
4126 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
4128 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
4130 2009-06-10 Anthony Green <green@moxielogic.com>
4132 * config/moxie/crti.asm: New file.
4133 * config/moxie/crtn.asm: New file.
4134 * config/moxie/moxie.c: New file.
4135 * config/moxie/moxie.h: New file.
4136 * config/moxie/sfp-machine.h: New file.
4137 * config/moxie/moxie-protos.h: New file.
4138 * config/moxie/t-moxie: Created.
4139 * config/moxie/t-moxie-softfp: Created.
4140 * config/moxie/moxie.md: Created.
4141 * config/moxie/constraints.md: Created.
4142 * config.gcc: Add moxie support.
4143 * doc/md.texi (Machine Constraints): Add moxie constraints.
4144 * doc/contrib.texi (Contributors): Mention moxie port.
4145 * doc/install.texi (Specific): Mention the moxie port.
4147 2009-06-09 Ian Lance Taylor <iant@google.com>
4149 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
4151 * optabs.c (optab_table): Only use designated initializers if
4152 HAVE_DESIGNATED_INITIALIZERS is defined.
4153 (convert_optab_table): Likewise.
4154 (init_optabs): Always call init_insn_codes if
4155 HAVE_DESIGNATED_INITIALIZERS is not defined.
4157 2009-06-09 Ian Lance Taylor <iant@google.com>
4159 * targhooks.c (default_builtin_vectorized_function): Change fn
4160 parameter to unsigned int.
4161 (default_builtin_vectorized_conversion): Change code parameter to
4163 (default_builtin_reciprocal): Change fn parameter to unsigned int.
4164 * targhooks.h: Update declarations.
4165 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
4166 parameter to unsigned int.
4168 * c-typeck.c (comptypes_check_enum_int): New static function.
4169 (comptypes_internal): Add enum_and_int_p parameter. Change all
4171 (comp_target_types): Add location parameter. Change all callers.
4172 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
4174 (function_types_compatible_p, type_lists_compatible_p): Likewise.
4175 (build_conditional_expr): Add colon_loc parameter. Change all
4177 (convert_for_assignment): Add location parameter. Change all callers.
4178 * c-parser.c (c_parser_conditional_expression): Pass location of
4179 colon to build_conditional_expr.
4180 * c-tree.h (build_conditional_expr): Update declaration.
4182 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
4184 * graphite.c: Revert previous patch.
4186 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
4189 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
4191 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
4193 * tree-ssa-loop-prefetch.c
4194 (loop_prefetch_arrays): Fixed a portability problem in printf format
4197 2009-06-09 Martin Jambor <mjambor@suse.cz>
4199 PR tree-optimization/40351
4200 * tree-sra.c (propagate_subacesses_accross_link): Check that a
4201 refrence to a potential artifical subaccess can be constructed.
4203 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
4205 * config/sh/sh-protos.h (sh_optimization_options): Declare.
4206 (sh_override_options): Likewise.
4207 * config/sh/sh.c: Include params.h.
4208 (sh_optimization_options): New.
4209 (sh_override_options): Likewise.
4210 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
4211 (OVERRIDE_OPTIONS): Use sh_override_options.
4213 2009-06-08 Jakub Jelinek <jakub@redhat.com>
4215 * dwarf2out.c (emit_cfa_remember): New variable.
4216 (add_fde_cfi): If emit_cfa_remember, recurse to add
4217 DW_CFA_remember_state first.
4218 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
4219 instead just set emit_cfa_remember.
4221 2009-06-08 Jan Hubicka <jh@suse.cz>
4224 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
4226 2009-06-08 Jan Hubicka <jh@suse.cz>
4229 * cgraphunit.c (save_inline_function_body): Do not copy transform
4230 hooks for saved inline bodies.
4231 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
4234 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
4236 * jump.c (returnjump_p): Handle delayed branches. Add missing
4239 2009-06-08 Jan Hubicka <jh@suse.cz>
4242 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
4243 original node might've been modified.
4244 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
4246 2009-06-08 Jakub Jelinek <jakub@redhat.com>
4248 * tree-object-size.c (addr_object_size): Add OSI argument.
4249 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
4250 (compute_builtin_object_size, expr_object_size): Adjust callers.
4251 (plus_stmt_object_size): Call addr_object_size instead of
4252 compute_builtin_object_size.
4254 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
4255 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4257 * tree-ssa-loop-prefetch.c
4258 (gather_memory_references): Introduced a counter for the number of
4260 (anything_to_prefetch_p): Introduced a counter for the number of
4262 (is_loop_prefetching_profitable): New function with a cost model
4264 (loop_prefetch_arrays): Use the new cost model to determine if
4265 prefetching is profitable.
4266 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
4267 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4268 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
4269 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4270 * doc/invoke.texi (MIN_INSN_TO_PREFETCH_RATIO,
4271 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4273 2009-06-08 Michael Matz <matz@suse.de>
4276 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
4277 partitions use the same.
4278 (expand_one_var): Deal with DECL_RTL sometimes begin set also
4279 for basevars of SSA_NAMEs.
4280 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
4281 to not expand them twice.
4282 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
4285 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
4287 * common.opt (fcompare-debug=, fcompare-debug-second): New.
4288 (fdump-final-insns=, gtoggle): New.
4289 * doc/invoke.texi: Document them.
4290 * final.c (rest_of_clean_state): Dump final insn stream.
4291 * gcc.c (invoke_as): Hook in -fcompare-debug.
4292 (static_spec_functions): Add compare-debug-dump-opt,
4293 compare-debug-self-opt and compare-debug-auxbase-opt.
4294 (compare_debug, compare_debug_second, compare_debug_opt): New.
4295 (switches_debug_check, n_switches_debug_check): New.
4296 (debug_auxbase_opt, debug_check_temp_file): New.
4297 (process_command): Handle -fno-compare-debug, -fcompare-debug and
4299 (do_self_spec): Handle arguments after switches.
4300 (do_spec_1): Add .gk extension to temp file basenames for compare.
4301 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
4302 (cc1_options): Use it instead of normal auxbase computation for
4303 the second compare-debug compilation.
4304 (compare_files): New.
4305 (main): Set up and implement compare debug mode.
4306 (compare_debug_dump_opt_spec_function): New.
4307 (compare_debug_self_opt_spec_function): New.
4308 (compare_debug_auxbase_opt_spec_function): New.
4309 * toplev.c (process_options): Handle flag_gtoggle,
4310 flag_dump_final_insns.
4311 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
4312 during -fcompare-debug-second compilation.
4314 2009-06-07 Ian Lance Taylor <iant@google.com>
4316 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
4317 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
4319 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
4320 with no default node. Change warning with %H to warning_at.
4321 Don't clear warn_switch around case checking.
4322 * doc/invoke.texi (Warning Options): Clarify distinction between
4323 -Wswitch and -Wswitch-enum.
4325 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4327 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
4329 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4331 * gbl-ctors.h: Add header guard.
4333 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4335 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
4336 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
4337 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
4338 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
4339 prototypes for removed functions.
4340 (expressions_equal_p): Move to ...
4341 * tree-ssa-sccvn.h: ... here and ...
4342 * matrix-reorg.c: ... adjust includes.
4344 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4346 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
4348 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4350 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
4351 (finish_function): Remove erroneous whitespace.
4353 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4355 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
4356 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
4358 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4360 * errors.c (internal_error): Commentary typo fix.
4361 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
4362 * tree-ssa-pre.c: Ditto.
4364 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4366 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
4367 them is supposed to hold actual statements.
4369 2009-06-06 Ian Lance Taylor <iant@google.com>
4371 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
4372 empty statements can now have attributes.
4374 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
4376 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
4377 * config/mips/mips.md: Ditto.
4379 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
4381 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
4383 (__eabi_uconvert): Likewise.
4385 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
4387 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
4388 CFI_* definitions with IN_GCC.
4390 2009-06-05 David Edelsohn <edelsohn@gnu.org>
4392 * xcoffout.h (xcoffout_source_line): Update prototype.
4394 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4396 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
4397 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
4399 2009-06-05 Jakub Jelinek <jakub@redhat.com>
4402 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
4403 inlined_function_outer_scope_p blocks for artificial inlines
4405 * tree.c (tree_nonartificial_location): Rewrite using
4406 block_nonartificial_location.
4408 2009-06-05 Revital Eres <eres@il.ibm.com>
4409 Leehod Baruch <leehod@il.ibm.com>
4411 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
4412 (expand_expr_real_1): Remove comment.
4413 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
4414 Vectorize misaligned access when the target supports it.
4415 (vect_supportable_dr_alignment): Check for unaligned access support.
4416 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
4419 2009-06-05 Julian Brown <julian@codesourcery.com>
4421 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
4422 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
4424 2009-06-05 Richard Guenther <rguenther@suse.de>
4427 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
4430 2009-06-05 Jakub Jelinek <jakub@redhat.com>
4432 * config/s390/s390.c (global_not_special_regno_p): New static inline.
4433 (save_gprs): Don't tell unwinder when a global register is saved.
4434 (s390_emit_epilogue): Emit needed epilogue unwind info.
4436 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
4438 * dwarf2out.c (deferred_asm_name): New.
4439 (add_name_and_src_coords_attributes): Defer creation of
4440 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
4442 (move_linkage_attr): New.
4443 (dwarf2out_finish): Revisit deferrals and emit attributes at the
4446 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
4448 * tree-nested.c (finalize_nesting_tree_1): Declare the
4449 frame_decl in the binding tree.
4451 2009-06-04 Cary Coutant <ccoutant@google.com>
4453 * basic-block.h (struct basic_block_def): Add discriminator field.
4454 * dbxout.c (dbxout_source_line): Add new parameter. Change all
4456 * debug.c (do_nothing_debug_hooks): Add additional entry.
4457 (debug_nothing_int_charstar_int): New function.
4458 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
4459 (debug_nothing_int_charstar_int): New declaration.
4460 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
4461 discriminator value in .loc directive.
4462 * final.c (last_discriminator): New variable.
4463 (discriminator): New variable.
4464 (final_start_function): Initialize above variables, pass current
4465 discriminator to debug hook.
4466 (notice_source_line): Check for discriminator change.
4467 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
4468 * sdbout.c (sdbout_source_line): New parameter.
4469 * tree-cfg.c (struct locus_discrim_map): New structure type.
4470 (discriminator_per_locus): New hash table.
4471 (build_gimple_cfg): Allocate and free discriminator hash table.
4472 (make_edges): Call assign_discriminator.
4473 (locus_map_hash): New function.
4474 (locus_map_eq): New function.
4475 (next_discriminator_for_locus): New function.
4476 (same_line_p): New function.
4477 (assign_discriminator): New function.
4478 (make_cond_expr_edges): Call assign_discriminator.
4479 (make_gimple_switch_edges): Likewise.
4480 (first_non_label_stmt): New function.
4481 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
4483 * xcoffout.c (xcoffout_source_line): Add new parameter.
4485 * configure.ac (gcc_cv_as_discriminator): New configury check for
4486 gas support for discriminator.
4487 * configure: Regenerate.
4488 * config.in: Regenerate.
4490 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4492 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
4493 val after checking for integers.
4495 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
4497 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
4499 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
4500 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
4501 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
4502 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
4503 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
4504 X64_SSE_REGPARM_MAX.
4505 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
4506 X64_SSE_REGPARM_MAX.
4508 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4510 * gcc.c (report_times_to_file): New.
4511 (execute): Implement it.
4512 (process_command): Support -time=.
4513 * doc/invoke.texi: Document it.
4515 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4517 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
4518 that have value exprs.
4520 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4522 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
4523 declarations for constants until...
4524 (dw2_output_indirect_constant_1): ... this point.
4526 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
4529 * arm.md (arm_addsi3): Don't try to split an add with an
4530 eliminable register until after reload has completed.
4532 2009-06-03 Ian Lance Taylor <iant@google.com>
4534 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
4535 * genattrtab.c (write_length_unit_log): Likewise.
4536 * genchecksum.c (dosum): Likewise.
4537 * gengtype.c (write_rtx_next): Likewise.
4538 (finish_root_table, write_roots): Likewise.
4539 * gimple.c (gimple_ops_offset_): Likewise.
4540 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
4541 * config/arc/arc.c (arc_attribute_table): Likewise.
4542 * config/arm/arm.c (arm_attribute_table): Likewise.
4543 * config/avr/avr.c (avr_attribute_table): Likewise.
4544 * config/crx/crx.c (crx_attribute_table): Likewise.
4545 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
4546 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
4547 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
4548 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
4549 * config/sh/sh.c (sh_attribute_table): Likewise.
4550 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
4551 * config/spu/spu.c (spu_attribute_table): Likewise.
4552 * config/v850/v850.c (v850_attribute_table): Likewise.
4554 * config/alpha/alpha.c (vms_attribute_table): Make static.
4555 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
4556 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
4557 * config/mips/mips.c (mips_attribute_table): Likewise.
4559 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
4561 (cc1-checksum.o): Likewise.
4563 2009-06-03 Steve Ellcey <sje@cup.hp.com>
4565 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
4567 2009-06-03 Jakub Jelinek <jakub@redhat.com>
4569 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
4570 insn if it is changing sp. Use gen_add3_insn instead of
4571 conditionally gen_addsi3 and gen_adddi3.
4572 (offset_below_red_zone_p): New static inline function.
4573 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
4574 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
4575 * config/rs6000/ppc-asm.h: Include auto-host.h.
4576 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
4577 CFI_RESTORE): Define.
4578 * config/rs6000/crtresxgpr.asm: Add unwind info.
4579 * config/rs6000/crtresxfpr.asm: Likewise.
4580 * config/rs6000/crtresgpr.asm: Likewise.
4581 * config/rs6000/crtresfpr.asm: Likewise.
4582 * config/rs6000/crtsavgpr.asm: Likewise.
4583 * config/rs6000/crtsavfpr.asm: Likewise.
4585 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
4586 argument of DWARF2_FRAME_REG_OUT macros.
4588 2009-06-03 Julian Brown <julian@codesourcery.com>
4590 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
4591 words or less (including TImode) in core registers.
4593 2009-06-03 Richard Guenther <rguenther@suse.de>
4596 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
4598 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
4600 * statistics.c (statistics_counter_event): Do not record event
4601 in pass dump if its number == -1.
4602 (curr_statistics_hash): Add assert that we never get passes
4603 with static number == -1.
4605 2009-06-03 Richard Guenther <rguenther@suse.de>
4606 Andrey Belevantsev <abel@ispras.ru>
4608 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
4609 non-BLKmode arrays addressable.
4611 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
4613 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
4614 * config/m68k/m68k.h: ... here.
4615 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
4618 2009-06-03 Martin Jambor <mjambor@suse.cz>
4620 PR tree-optimization/40323
4621 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
4624 2009-06-03 Richard Guenther <rguenther@suse.de>
4626 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
4629 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
4631 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
4632 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
4633 JUMP_TABLE_DATA_P where applicable.
4634 * config/sh/sh.c: Ditto.
4635 * config/sh/sh.h: Ditto.
4636 * config/sh/sh.md: Ditto.
4637 * config/sh/symbian.c: Ditto.
4639 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
4641 * config/i386/driver-i386.c (describe_cache): Optimize
4642 concatenation of strings. Use snprintf instead of sprintf.
4643 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
4644 target when not compiling with GCC.
4646 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
4648 * config/sh/sh.c: Revert last change.
4649 (sh_expand_epilogue): Emit a blockage insn before the frame
4650 pointer adjustment unconditionally.
4652 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4654 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
4655 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
4656 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
4657 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
4658 to COLLECT_GCC_OPTIONS.
4660 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4662 * collect2.c (target_system_root): New variable.
4663 (main): Handle --sysroot=.
4664 (ignore_library): Strip the sysroot from the library path.
4666 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4668 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
4669 (collect2.o): Depend on collect2-aix.h.
4670 (collect2-aix.o): New rule.
4671 * collect2-aix.h: New file.
4672 * collect2-aix.c: Likewise.
4673 * collect2.c: Include collect2-aix.h. Don't undefine
4674 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
4675 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
4676 Use TARGET_AIX_VERSION instead of _AIX51.
4677 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
4678 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
4679 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
4680 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
4681 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
4683 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4685 * collect2.c (ignore_library): Avoid premature post-increment
4688 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4690 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
4691 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
4692 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
4693 CROSS_DIRECTORY_STRUCTURE too.
4694 (LINK_LIBG_SPEC): Likewise.
4695 (LIB_SPEC): Add %R to sysroot paths.
4696 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
4697 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
4698 * config/rs6000/aix51.h: As for aix43.h.
4699 * config/rs6000/aix52.h: Likewise.
4700 * config/rs6000/aix53.h: Likewise.
4701 * config/rs6000/aix61.h: Likewise.
4702 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
4703 to the beginning of sysroot paths.
4705 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4707 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
4708 INSN_LISTs that are out of the REG_NOTE range.
4710 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4712 * loop-unroll.c (struct iv_to_split): Add pointer to next.
4713 (struct var_to_expand): Likewise.
4714 (struct opt_info): Add head and tail for linked lists of the above.
4715 (analyze_insn_to_expand_var): Initialize next.
4716 (analyze_iv_to_split_insn): Likewise.
4717 (analyze_insns_in_loop): Create linked lists.
4718 (allocate_basic_variable): Simplify for use without hash table.
4719 (insert_var_expansion_initialization): Likewise, make it type-safer.
4720 (combine_var_copies_in_loop_exit): Likewise.
4721 (apply_opt_in_copies): Walk lists rather than hash tables.
4722 (release_var_copies): Simplified and inlined by hand into...
4723 (free_opt_info): ... this function.
4725 2009-06-02 Richard Guenther <rguenther@suse.de>
4727 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
4730 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4732 * cfgexpand.c (gimple_expand_cfg): Discard the source location
4733 only for builtins that are not overridden.
4735 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4737 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
4740 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4742 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
4744 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4746 * combine.c (move_deaths): Compare LUIDs within the same BB only.
4748 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4750 * common.opt (fdump-unnumbered-links): New.
4751 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
4752 * print-rtl.c (flag_dump_unnumbered_links): New.
4753 (print_rtx): Test it.
4755 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
4757 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
4758 push/pop multiple to 8-byte alignment.
4760 2009-06-01 Jakub Jelinek <jakub@redhat.com>
4762 * config/i386/i386.c (queued_cfa_restores): New static variable.
4763 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
4765 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
4766 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
4767 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
4768 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
4769 note unconditionally.
4770 (ix86_emit_restore_regs_using_mov): Likewise.
4771 (ix86_emit_restore_sse_regs_using_mov): Likewise.
4772 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
4773 it through to ix86_emit_restore_reg_using_pop.
4774 (ix86_emit_leave): Add RED_OFFSET argument. Call
4775 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
4776 instead of adding REG_CFA_OFFSET note unconditionally.
4777 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
4778 the above functions. Call ix86_add_queued_cfa_restore_notes when
4781 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
4782 force output of the label even for dwarf2out_do_cfi_asm.
4783 (add_fde_cfi): If -g2 and above and cfi might change CFA,
4784 force creation of CFI label and chain DW_CFA_set_loc jumping to it
4785 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
4787 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
4788 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
4789 dwarf2out_cfi_label callers.
4790 * tree.h (dwarf2out_cfi_label): Adjust prototype.
4791 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
4792 Adjust dwarf2out_cfi_label callers.
4793 * config/vax/vax.c (vax_output_function_prologue): Likewise.
4795 * config/i386/i386.h (struct machine_cfa_state,
4796 struct machine_function): Guard with ifndef USED_FOR_TARGET
4797 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
4800 * emutls.c (__emutls_get_address): Change arr->size to mean number
4801 of allocated arr->data entries instead of # of slots + 1.
4804 * recog.c (peep2_reinit_state): New function.
4805 (peephole2_init_state): Use it at the end of a basic block and also
4806 when seeing a RTX_FRAME_RELATED_P insn.
4808 2009-06-01 Steve Ellcey <sje@cup.hp.com>
4810 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
4811 fixuns_truncrfdi2): New.
4812 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
4813 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
4814 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
4815 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
4816 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
4817 *recip_approx): Remove.
4818 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
4819 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
4820 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
4822 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
4825 2009-06-01 Ian Lance Taylor <iant@google.com>
4827 * attribs.c (register_attribute): Use CONST_CAST.
4828 * collect2.c (main): Use CONST_CAST2.
4829 (scan_prog_file): Likewise.
4830 * gcc.c (process_command, main): Likewise.
4831 * toplev.c (toplev_main): Likewise.
4833 * c-typeck.c (handle_warn_cast_qual): New static function,
4834 partially broken out of build_c_cast.
4835 (build_c_cast): Call handle_warn_cast_qual.
4836 * doc/invoke.texi (Warning Options): Document new effect of
4839 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
4841 * diagnostic.c (diagnostic_build_prefix): Always print columns.
4842 (diagnostic_report_current_module): Print columns.
4843 * common.opt (flag_show_column): Enable by default.
4845 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
4847 * alias.c (find_base_term): Check for NULL term before returning.
4849 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
4851 Revert due to PR40320:
4852 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
4853 * calls.c (emit_library_call_value_1): Don't force_operand for move
4856 2009-06-01 Olivier Hainque <hainque@adacore.com>
4857 Eric Botcazou <ebotcazou@adacore.com>
4859 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
4860 to be processed as a bitfield for constructor output purposes.
4861 * output.h (initializer_constant_valid_for_bitfield_p): Declare
4863 * varasm.c (oc_local_state): New type, output_constructor
4864 local state to support communication with helpers.
4865 (oc_outer_state): New type, output_constructor outer state of
4866 relevance in recursive calls.
4867 (output_constructor_array_range): New output_constructor helper,
4868 extracted code for an array range element.
4869 (output_constructor_regular_field): New output_constructor helper,
4870 extracted code for an element that is not a bitfield.
4871 (output_constructor_bitfield): New output_constructor helper,
4872 extracted code for a bitfield element. Accept an OUTER state
4873 argument for recursive processing. Recurse on record or array
4874 CONSTRUCTOR values, possibly past noop conversions.
4875 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
4876 VALUE is a valid constant-valued expression for use in a static
4877 bit-field initializer.
4878 (output_constructor): Rework to use helpers. Accept and honor an
4879 OUTER state argument for recursive calls. Return total size. Be
4880 prepared for nested constructors initializing bitfields.
4881 (output_constant): Feed OUTER in calls to output_constructor.
4883 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
4885 * calls.c (emit_library_call_value_1): Don't force_operand for move
4888 2009-06-01 Nick Clifton <nickc@redhat.com>
4890 * doc/invoke.texi (IA-64 Options): Fix typo.
4892 2009-06-01 Ira Rosen <irar@il.ibm.com>
4894 PR tree-optimization/39129
4895 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
4897 (vect_do_peeling_for_loop_bound): Use
4898 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
4899 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
4900 (vect_loop_versioning): Likewise.
4901 (vect_create_cond_for_alias_checks): Fix indentation.
4902 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
4904 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
4905 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
4906 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
4907 "control flow in loop".
4908 (vect_estimate_min_profitable_iters): Use
4909 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
4910 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
4911 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
4912 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
4913 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
4914 statement belongs to a group of strided accesses with the exact code
4916 (vectorizable_load): Likewise.
4917 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
4918 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
4920 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
4922 * config/freebsd-stdint.h: New file.
4923 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
4924 Add freebsd-stdint.h to tm_file.
4926 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
4928 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
4929 (thumb2_extendhidi2): Likewise.
4931 2009-05-31 Ian Lance Taylor <iant@google.com>
4933 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
4935 2009-05-31 Ian Lance Taylor <iant@google.com>
4937 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
4938 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
4939 (ipa-reference.o): Depend upon gt-ipa-reference.h.
4941 2009-05-31 Jason Merrill <jason@redhat.com>
4943 * tree-pretty-print.c (print_call_name): Take the callee, not the
4944 call itself. Make non-static. Use dump_function_name for functions.
4945 (dump_generic_node): Adjust.
4946 * diagnostic.h: Declare print_call_name.
4947 * gimple-pretty-print.c (dump_gimple_call): Use it.
4949 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
4951 * config/sh/sh.md (ashldi3_std): New define_expand.
4954 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
4957 * config/sh/sh.c: Include debug.h.
4958 (sh_expand_epilogue): Emit a blockage insn before the frame
4959 pointer adjustment also when dwarf2out_do_frame returns true.
4961 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
4963 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
4964 (thumb2_extendqidi2): New pattern.
4966 2009-05-31 Ira Rosen <irar@il.ibm.com>
4968 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
4969 mark phis for renaming.
4970 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
4971 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
4972 Call mark_sym_for_renaming.
4973 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
4974 * tree-vect-loop.c (vect_transform_loop): Remove
4975 vect_memsyms_to_rename initialization and a call to
4976 mark_set_for_renaming.
4978 2009-05-31 Jakub Jelinek <jakub@redhat.com>
4981 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
4982 frame related even if !set_cfa && style < 0.
4984 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
4986 * config/i386/mingw-tls.c: New file.
4987 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
4988 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
4989 defining _WIN32 but not __CYGWIN__.
4991 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4993 * configure.ac: Add MPC support.
4995 * config.in, configure: Regenerate.
4997 2009-05-29 Richard Henderson <rth@redhat.com>
4999 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
5000 NOTE_INSN_BASIC_BLOCK.
5001 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
5002 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
5003 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
5005 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
5007 (add_cfi): Disable check redefining cfa away from drap.
5008 (lookup_cfa_1): Add remember argument; handle remember/restore.
5009 (lookup_cfa): Pass remember argument.
5010 (cfa_remember): New.
5011 (compute_barrier_args_size_1): Remove sibcall check.
5012 (dwarf2out_frame_debug_def_cfa): New.
5013 (dwarf2out_frame_debug_adjust_cfa): New.
5014 (dwarf2out_frame_debug_cfa_offset): New.
5015 (dwarf2out_frame_debug_cfa_register): New.
5016 (dwarf2out_frame_debug_cfa_restore): New.
5017 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
5018 (dwarf2out_begin_epilogue): New.
5019 (dwarf2out_frame_debug_restore_state): New.
5020 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
5021 DW_CFA_restore_state.
5022 (output_cfi_directive): Likewise.
5023 (convert_cfa_to_fb_loc_list): Likewise.
5024 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
5025 * dwarf2out.h: Update.
5026 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
5027 (copy_insn_1): Early out for null.
5028 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
5029 and dwarf2out_frame_debug_restore_state.
5030 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
5031 (prologue_insn_hash, epilogue_insn_hash): New.
5032 (free_after_compilation): Adjust freeing accordingly.
5033 (record_insns): Create hash table if needed; push insns into
5034 hash instead of array.
5035 (maybe_copy_epilogue_insn): New.
5036 (contains): Search hash table instead of array.
5037 (sibcall_epilogue_contains): Remove.
5038 (thread_prologue_and_epilogue_insns): Split eh_return insns
5039 and mark them as epilogues.
5040 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
5041 scanning in terms of basic blocks.
5042 * insn-notes.def (CFA_RESTORE_STATE): New.
5043 * jump.c (returnjump_p_1): Accept EH_RETURN.
5044 (eh_returnjump_p_1, eh_returnjump_p): New.
5045 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
5046 CFA_REGISTER, CFA_RESTORE): New.
5047 * rtl.def (EH_RETURN): New.
5048 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
5050 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
5051 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
5053 * config/i386/i386.c (gen_push): Update cfa state.
5054 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
5055 add a CFA_ADJUST_CFA note.
5056 (ix86_dwarf_handle_frame_unspec): Remove.
5057 (ix86_expand_prologue): Update cfa state.
5058 (ix86_emit_restore_reg_using_pop): New.
5059 (ix86_emit_restore_regs_using_pop): New.
5060 (ix86_emit_leave): New.
5061 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
5062 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
5063 * config/i386/i386.h (struct machine_cfa_state): New.
5064 (ix86_cfa_state): New.
5065 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
5066 (eh_return_internal): Merge from eh_return_<mode>,
5067 use eh_return rtx, split w/ epilogue.
5069 2009-05-29 Ian Lance Taylor <iant@google.com>
5071 * builtins.c (validate_gimple_arglist): Don't use va_arg with
5073 * calls.c (emit_library_call_value_1): Likewise.
5075 * c-typeck.c (c_build_va_arg): New function.
5076 * c-tree.h (c_build_va_arg): Declare.
5077 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
5078 instead of build_va_arg.
5080 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
5082 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
5083 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
5084 (ptr_difference_cost): Use affine combinations to compute it.
5085 (difference_cost): Likewise.
5086 (get_computation_cost_at): Compute more accurate cost for addresses
5087 if the ratio is a multiplier allowed in addresses.
5088 For non-addresses, consider that an additional offset or symbol is
5091 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5093 * config/i386/i386.c (ix86_decompose_address): Avoid useless
5094 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
5096 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
5097 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
5098 (prefix_rex): For UNIT_MMX don't imply the prefix by default
5100 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
5101 to 1 for TYPE_SSE{IADD1,CVT1}.
5102 (prefix_vex_imm8): Removed.
5103 (length_vex): Only pass 1 as second argument to
5104 ix86_attr_length_vex_default if prefix_extra is 0.
5105 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
5106 (length): For prefix vex computation use length_immediate
5107 attribute instead of prefix_vex_imm8.
5108 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
5109 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
5110 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
5111 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
5112 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
5113 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
5114 a space in between the operands.
5115 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
5116 if one operand is 0xff and the other one si, di, bp or sp.
5117 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
5118 other one si, di, bp or sp.
5119 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
5120 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
5121 type and mode attributes.
5122 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
5123 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
5124 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
5125 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
5126 prefix_data16 attribute iff MODE_DF.
5127 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
5128 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
5129 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
5130 constm128_operand in length_immediate computation.
5131 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
5132 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
5133 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
5134 length_immediate attribute to 1.
5135 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
5136 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
5137 for certain alternatives.
5138 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
5139 prefix_data16 attribute if MODE_V1DF.
5140 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
5141 length_immediate to 1.
5142 (set_got_rex64, set_rip_rex64): Remove length attribute, set
5143 length_address to 4, set mode attribute to MODE_DI.
5144 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
5145 (fxam<mode>2_i387): Set length attribute to 4.
5146 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
5147 *prefetch_3dnow_rex): Override length_address attribute.
5148 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
5150 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
5151 (constm128_operand): Removed.
5152 * config/i386/i386.c (memory_address_length): For
5153 disp && !index && !base in 64-bit mode account for SIB byte if
5154 print_operand_address can't optimize disp32 into disp32(%rip)
5155 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
5156 for fs: or gs: segment.
5157 (ix86_attr_length_immediate_default): When checking if shortform
5158 is possible, truncate immediate to the length of the non-shortened
5160 (ix86_attr_length_address_default): Ignore MEM_P operands
5162 (ix86_attr_length_vex_default): Only check for DImode on
5163 GENERAL_REG_P operands.
5164 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
5165 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
5166 (sse_cvttps2pi): Clear prefix_rep attribute.
5167 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
5169 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
5170 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
5171 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
5172 iff operand 2 is const_int_operand.
5173 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
5174 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
5175 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
5177 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
5179 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
5180 prefix_data16 attribute for movlpd and movhpd instructions.
5181 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
5182 length_immediate for shufpd instruction.
5183 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
5184 (avx_cmpp<avxmodesuffixf2c><mode>3,
5185 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
5186 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
5187 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
5188 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
5189 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
5190 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
5191 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
5192 prefix_data16 attribute for the first alternative to 1.
5193 (*avx_loadlps): Override length_immediate for the first alternative.
5194 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
5195 attributes for second alternative.
5196 (*vec_concatv2sf_sse4_1): Override length_immediate and
5197 prefix_data16 attributes for second alternative.
5198 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
5199 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
5200 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
5201 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
5202 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
5203 prefix_data16 and length_immediate to 1.
5204 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
5206 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
5207 prefix_extra attribute for variants that don't have 0f prefix alone.
5208 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
5209 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
5210 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
5211 *sse4_1_pextrd): Set length_immediate to 1.
5212 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
5213 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
5215 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
5216 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
5217 length_immediate to 1 for second alternative.
5218 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
5219 prefix_extra and length_immediate attributes for the first
5221 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
5223 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
5224 to 1 for the first and third alternative.
5225 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
5227 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
5229 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
5231 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
5232 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
5233 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
5234 *avx_psign<mode>3): Set prefix_extra attribute to 1.
5235 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
5236 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
5237 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
5238 ssse3_psign<mode>3): Override prefix_rex attribute.
5239 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
5240 (ssse3_palignrti): Override length_immediate to 1.
5241 (ssse3_palignrdi): Override length_immediate to 1, override
5242 prefix_rex attribute.
5243 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
5244 (sse4a_extrqi): Override length_immediate to 2.
5245 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
5246 (sse4a_insertq): Override prefix_data16 to 0.
5247 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
5248 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
5249 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
5250 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
5251 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
5252 and length_immediate to 1.
5253 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
5254 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
5255 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
5256 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
5257 and length_immediate to 1.
5258 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
5259 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
5260 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
5261 avx_ptest256): Override prefix_extra to 1.
5262 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
5263 Override prefix_data16 and length_immediate to 1.
5264 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
5265 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
5266 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
5267 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
5268 prefix_data16 to 0 and prefix_extra to 2.
5269 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
5270 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
5272 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
5273 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
5274 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
5275 and prefix_extra to 2.
5276 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
5277 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
5278 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
5279 avx_vpermilvar<mode>3,
5280 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
5281 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
5282 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
5283 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
5284 Override prefix_extra to 1.
5285 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
5286 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
5287 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
5288 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
5289 prefix_extra and length_immediate to 1.
5290 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
5292 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
5293 to 1 for the first alternative.
5294 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
5295 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
5297 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
5298 *movv2sf_internal_avx, *movv2sf_internal): Override
5299 prefix_rep attribute for certain alternatives.
5300 (*mov<mode>_internal): Override prefix_rep or prefix_data16
5301 attributes for certain alternatives.
5302 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
5303 attributes for certain alternatives.
5304 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
5305 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
5306 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
5307 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
5308 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
5309 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
5310 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
5311 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
5312 length_immediate to 1 if operand 2 is const_int_operand.
5313 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
5314 *vec_extractv2si_1): Set length_immediate attribute to 1.
5315 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
5316 using old 3DNOW insn rather than SSE/3DNOW_A.
5317 (mmx_emms, mmx_femms): Clear modrm attribute.
5319 2009-05-29 Martin Jambor <mjambor@suse.cz>
5321 * tree-sra.c: New implementation of SRA.
5323 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
5324 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
5325 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
5326 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
5327 (SRA_MAX_STRUCTURE_COUNT): Removed.
5328 (SRA_FIELD_STRUCTURE_RATIO): Removed.
5329 * doc/invoke.texi (sra-max-structure-size): Removed.
5330 (sra-field-structure-ratio): Removed.
5332 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5335 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
5338 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
5340 PR rtl-optimization/40101
5341 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
5342 seqno. Adjust comment.
5343 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
5344 inserting bookkeeping before a jump, the jump is not scheduled.
5345 When no positive seqno found, provide a value. Add comment.
5347 2009-05-29 Richard Guenther <rguenther@suse.de>
5349 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
5350 short-cutting on the first component.
5352 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5355 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
5356 for trees other than decls/types.
5358 2009-05-29 Richard Guenther <rguenther@suse.de>
5360 * tree-ssa-operands.c (get_expr_operands): Do not handle
5361 INDIRECT_REFs in the handled-component case. Remove
5362 unused get_ref_base_and_extent case.
5363 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
5364 tree_low_cst and host_integerp where possible.
5365 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
5366 codes for equivalence.
5367 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
5369 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
5371 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
5372 to tmake_file for i[34567]86-*-cygwin*.
5374 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5377 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
5378 (altivec_categorize_keyword, init_vector_keywords,
5379 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
5382 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
5384 * tree.c (handle_dll_attribute): Check if node is
5385 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
5387 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
5389 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
5391 (thumb2_zero_extendqidi2): Likewise.
5393 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
5395 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
5396 instead of gen_movrt.
5397 * config/sh/sh.md (movrt): Remove.
5399 2009-05-28 Steve Ellcey <sje@cup.hp.com>
5401 * doc/invoke.texi (IA-64 Options):
5402 Add -msdata, -mfused-madd, -mno-inline-float-divide,
5403 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
5404 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
5405 -msched-prefer-non-control-spec-insns,
5406 -msched-stop-bits-after-every-cycle,
5407 -msched-count-spec-in-critical-path,
5408 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
5409 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
5410 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
5411 and -msched-spec-verbose.
5413 2009-05-28 Joseph Myers <joseph@codesourcery.com>
5415 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
5416 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
5418 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
5420 2009-05-28 Richard Guenther <rguenther@suse.de>
5422 * tree-ssa-alias.c (ao_ref_init): New function.
5423 (ao_ref_base): Likewise.
5424 (ao_ref_base_alias_set): Likewise.
5425 (ao_ref_alias_set): Likewise.
5426 (refs_may_alias_p_1): Change signature.
5427 (refs_may_alias_p): Adjust.
5428 (refs_anti_dependent_p): Likewise.
5429 (refs_output_dependent_p): Likewise.
5430 (call_may_clobber_ref_p_1): Change signature.
5431 (call_may_clobber_ref_p): Adjust.
5432 (stmt_may_clobber_ref_p_1): New function split out from ...
5433 (stmt_may_clobber_ref_p): ... here.
5434 (maybe_skip_until): Adjust signature.
5435 (get_continuation_for_phi): Likewise.
5436 (walk_non_aliased_vuses): Likewise.
5437 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
5438 (ao_ref_init): Declare.
5439 (ao_ref_base): Likewise.
5440 (ao_ref_alias_set): Likewise.
5441 (stmt_may_clobber_ref_p_1): Likewise.
5442 (walk_non_aliased_vuses): Adjust.
5443 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
5444 (get_ref_from_reference_ops): remove.
5445 (vn_reference_lookup_2): Adjust signature.
5446 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
5447 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
5448 (vn_reference_lookup): Adjust.
5449 (vn_reference_insert): Likewise.
5450 (vn_reference_insert_pieces): Adjust signature.
5451 (visit_reference_op_call): Adjust.
5452 * tree-ssa-pre.c (get_expr_type): Simplify.
5453 (phi_translate_1): Adjust.
5454 (compute_avail): Likewise.
5455 (translate_vuse_through_block): Do not re-build trees.
5456 (value_dies_in_block_x): Likewise.
5457 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
5459 (vn_reference_lookup_pieces): Adjust declaration.
5460 (vn_reference_insert_pieces): Likewise.
5462 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
5464 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
5465 with checking disabled.
5467 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
5471 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
5472 macro definition for support of three-operand format aligned
5473 .comm directive in assembler on cygwin/pe/mingw target OS.
5474 * configure: Regenerate.
5475 * config.h: Regenerate.
5477 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
5478 aligned form of .comm directive if -mpe-aligned-commons is in effect.
5479 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
5481 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
5482 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
5484 2009-05-28 Ira Rosen <irar@il.ibm.com>
5486 PR tree-optimization/40254
5487 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
5488 in analysis of basic blocks.
5490 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
5493 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
5494 * target-def.h (TARGET_CONST_ANCHOR): New macro.
5495 (TARGET_INITIALIZER): Use it.
5496 * cse.c (CHEAPER): Move it up to the other macros.
5497 (insert): Rename this ...
5498 (insert_with_costs): ... to this. Add cost parameters. Update
5500 (insert): New function. Call insert_with_costs.
5501 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
5502 find_reg_offset_for_const, try_const_anchors): New functions.
5503 (cse_insn): Call try_const_anchors. Adjust cost of src_related
5504 when using a const-anchor. Call insert_const_anchors.
5505 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
5506 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
5508 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
5510 * tree-inline.c (remap_decls): Enable nonlocalized variables
5511 when not optimizing.
5513 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
5515 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
5516 Simplify other tests involving optimize.
5518 2009-05-27 Tom Tromey <tromey@redhat.com>
5520 * unwind-dw2.c (_Unwind_DebugHook): New function.
5521 (uw_install_context): Call _Unwind_DebugHook.
5523 2009-05-27 Tom Tromey <tromey@redhat.com>
5525 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
5527 2009-05-27 Ian Lance Taylor <iant@google.com>
5529 * Makefile.in (LINKER, LINKER_FLAGS): Define.
5530 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
5531 (ALL_LINKERFLAGS): Define.
5532 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
5533 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
5534 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
5535 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
5536 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
5537 $(LINKER_FOR_BUILD).
5538 (build/gcov-iov$(build_exeext)): Likewise.
5540 2009-05-27 Julian Brown <julian@codesourcery.com>
5542 * gcse.c (target.h): Include.
5543 (can_assign_to_reg_without_clobbers_p): Check that the target allows
5544 copy of argument to a pseudo register.
5546 2009-05-27 Diego Novillo <dnovillo@google.com>
5548 * tree-ssa-live.c (dump_scope_block): Document arguments.
5549 (dump_scope_blocks): Document.
5550 (debug_scope_blocks): New.
5551 * tree-flow.h (debug_scope_blocks): Declare.
5553 2009-05-21 Denis Chertykov <denisc@overta.ru>
5555 * doc/contrib.texi (Contributors): Add myself to the list.
5557 2009-05-27 Olivier Hainque <hainque@adacore.com>
5559 * expr.c (target_align): New function. Alignment the TARGET of an
5560 assignment may be assume to have.
5561 (highest_pow2_factor_for_target): Use it instead of relying on
5562 immediate tree attributes of TARGET, not necessarily honored when
5563 intermediate bitfields are involved.
5565 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
5568 * config/i386/driver-i386.c (host_detect_local_cpu): Support
5569 AVX, SSE4, AES, PCLMUL and POPCNT.
5571 2009-05-27 Diego Novillo <dnovillo@google.com>
5573 * tree-pretty-print.c (dump_location): New.
5574 (dump_generic_node): Call it.
5575 Factor code to handle BLOCK nodes ...
5576 (dump_block_node): ... here.
5578 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
5580 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
5582 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
5584 * gcc-plugin.h: Include config.h and system.h.
5585 (IN_GCC): Define if not defined.
5587 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
5590 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
5593 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
5595 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
5597 * config/m32r/m32r.h: Ditto.
5598 * config/m32r/m32r.md: Ditto.
5599 * config/m32r/predicates.md: Ditto.
5601 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
5603 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
5605 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
5608 (Loading plugins): typo.
5609 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
5610 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
5611 (Interacting with the GCC Garbage Collector): Added new section.
5612 (Giving information about a plugin): Added new section for
5614 * ggc.h (ggc_register_root_tab): Added declaration.
5615 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
5616 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
5617 (register_callback): Improved comment in declaration.
5618 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
5619 (extra_root_vec) Added static variable for dynamic roots registration.
5620 (ggc_register_root_tab) Added new routine.
5621 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
5622 PLUGIN_GGC_MARKING event.
5623 * ggc-zone.c: Include plugin.h.
5624 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
5625 * ggc-page.c: Include plugin.h.
5626 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
5627 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
5628 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
5629 (register_callback): check lack of callbacks for
5630 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
5631 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
5632 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
5633 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
5634 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
5635 dependency on plugin.h.
5636 (plugin.o): Added dependency on ggc.h...
5638 2009-05-26 Richard Guenther <rguenther@suse.de>
5642 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
5643 with mismatched comparison modes.
5645 * expr.c (expand_expr_real_1): Expand the operand of a
5646 VIEW_CONVERT_EXPR in its natural mode.
5648 2009-05-26 Ian Lance Taylor <iant@google.com>
5650 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
5651 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
5652 (ALL_COMPILERFLAGS): Define.
5653 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
5654 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
5655 (collect2$(exeext), collect2.o): Likewise.
5656 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
5657 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
5658 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
5659 (libbackend.o, intl.o, cppdefault.o): Likewise.
5660 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
5661 (build/%.o): Use $(COMPILER_FOR_BUILD).
5662 (build/gen%$(build_exeext)): Likewise.
5663 (build/gcov-iov$(build_exeext)): LIkewise.
5664 * config/t-darwin (darwin.o): Use $(COMPILER).
5665 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
5666 * config/t-sol2 (sol2-c.o): Likewise.
5668 * config/t-vxworks (vxworks.o): Likewise.
5669 * config/x-darwin (host-darwin.o): Likewise.
5670 * config/x-hpux (host-hpux.o): Likewise.
5671 * config/x-linux (host-linux.o): Likewise.
5672 * config/x-solaris (host-solaris.o): Likewise.
5673 * config/alpha/x-alpha (driver-alpha.o): Likewise.
5674 * config/arm/t-arm (arm-c.o): Likewise.
5675 * config/arm/t-pe (pe.o): Likewise.
5676 * config/arm/t-wince-pe (pe.o): Likewise.
5677 * config/i386/t-cygming (winnt.o): Likewise.
5678 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
5679 * config/i386/t-cygwin (cygwin1.o): Likewise.
5680 (cygwin2.o): Likewise.
5681 * config/i386/t-i386 (i386-c.o): Likewise.
5682 * config/i386/t-interix (winnt.o): Likewise.
5683 * config/i386/t-netware (netware.o): Likewise.
5684 * config/i386/t-nwld (nwld.o): Likewise.
5685 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
5686 * config/i386/x-i386 (driver-i386.o): Likewise.
5687 * config/i386/x-cygwin (host-cygwin.o): Likewise.
5688 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
5689 * config/ia64/t-ia64 (ia64-c.o): Likewise.
5690 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
5691 * config/mips/x-native (driver-native.o): Likewise.
5692 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
5693 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
5694 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
5695 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
5696 * config/score/t-score-elf (score7.o): Likewise.
5697 (score3.o): Likewise.
5698 * config/sh/t-sh (sh-c.o): Likewise.
5699 * config/sh/t-symbian (sh-c.o): Likewise.
5700 (symbian.o): Likewise.
5701 * config/spu/t-spu-elf (spu-c.o): Likewise.
5702 * config/v850/t-v850 (v850-c.o): Likewise.
5703 * config/v850/t-v850e (v850-c.o): Likewise.
5705 2009-05-26 Richard Guenther <rguenther@suse.de>
5707 PR tree-optimization/40122
5708 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
5709 VECTOR_CSTs if possible.
5710 (fold_gimple_assign): Likewise.
5712 2009-05-26 Richard Guenther <rguenther@suse.de>
5715 * fold-const.c (fold_binary): Use the correct types for building
5718 2009-05-26 Richard Guenther <rguenther@suse.de>
5720 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
5721 redundant calls to merge_alias_info.
5722 (bump_vector_ptr): Likewise.
5723 * tree-ssa-copy.c (merge_alias_info): Remove.
5724 (replace_exp_1): Remove call to merge_alias_info.
5725 (propagate_tree_value): Likewise.
5726 (fini_copy_prop): Propagate points-to info.
5727 * tree-flow.h (merge_alias_info): Remove.
5729 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
5731 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
5733 2009-05-25 Jan Hubicka <jh@suse.cz>
5735 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
5736 * cgraph.h (struct inline_summary): New filed self_wize,
5737 size_inlining_benefit, self_time and time_inlining_benefit.
5738 (struct cgraph_global_info): Replace insns by time ans size fields.
5739 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
5740 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
5741 (ipcp_update_callgraph): Do not touch function bodies.
5742 * ipa-inline.c: Include except.h
5743 (MAX_TIME): New constant.
5744 (overall_insns): Remove.
5746 (overall_size, max_benefit): New static variables.
5747 (cgraph_estimate_time_after_inlining): New function.
5748 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
5749 (cgraph_clone_inlined_nodes): Update size.
5750 (cgraph_mark_inline_edge): Update size.
5751 (cgraph_estimate_growth): Use size info.
5752 (cgraph_check_inline_limits): Check size.
5753 (cgraph_default_inline_p): Likewise.
5754 (cgraph_edge_badness): Compute badness based on benefit and size cost.
5755 (cgraph_decide_recursive_inlining): Check size.
5756 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
5758 (cgraph_decide_inlining): Likewise.
5759 (cgraph_decide_inlining_incrementally): Likewise; honor
5760 PARAM_EARLY_INLINING_INSNS.
5761 (likely_eliminated_by_inlining_p): New predicate.
5762 (estimate_function_body_sizes): New function.
5763 (compute_inline_parameters): Use it.
5764 * except.c (must_not_throw_labels): New function.
5765 * except.h (must_not_throw_labels): Declare.
5766 * tree-inline.c (init_inline_once): Kill inlining_weigths
5767 * tree-ssa-structalias.c: Avoid uninitialized warning.
5768 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
5769 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
5770 (PARAM_INLINE_CALL_COST): Remove.
5771 (PARAM_EARLY_INLINING_INSNS): New.
5773 2009-05-25 Richard Guenther <rguenther@suse.de>
5775 PR tree-optimization/36327
5776 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
5777 callback for reference translation or lookup at the point of may-defs.
5778 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
5779 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
5780 for union COMPONENT_REFs.
5781 (vn_reference_lookup_3): New callback. Lookup from memset
5782 and CONSTRUCTOR assignment, translate through struct copies.
5783 (vn_reference_lookup_pieces): Make sure to not free the
5784 passed operands array. Adjust walk_non_aliased_vuses call.
5785 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
5786 make sure we do not leak memory.
5788 2009-05-25 Richard Guenther <rguenther@suse.de>
5790 * tree-ssa-alias.h (dump_points_to_solution): Declare.
5791 * tree-inline.c (expand_call_inline): Reset the escaped and
5793 * tree-ssa-structalias.c (pass_build_ealias): New.
5794 * tree-pass.h (pass_build_ealias): Declare.
5795 * passes.c (init_optimization_passes): Add PTA during
5796 early optimizations.
5797 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
5798 and CALLUSED solutions.
5799 (dump_points_to_solution): New function, split out from ...
5800 (dump_points_to_info_for): ... here.
5801 * tree-parloops.c (parallelize_loops): Reset the escaped and
5804 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5807 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
5808 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
5810 2009-05-25 Ira Rosen <irar@il.ibm.com>
5812 PR tree-optimization/40238
5813 * tree-vect-stmts.c (vect_init_vector): Insert initialization
5814 statements after basic block's labels.
5815 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
5816 to free the allocated memory.
5818 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
5820 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
5821 return address with a USE.
5823 2009-05-24 Richard Guenther <rguenther@suse.de>
5826 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
5827 array type from the main variant of the inner type.
5829 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
5831 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
5832 definition to bool (from int) to un-break build.
5833 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
5835 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
5837 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
5838 discard_stmt_changes): Delete.
5839 * tree-ssa-operands.c (scb_stack): Delete.
5840 (init_ssa_operands): Do not initialize it.
5841 (fini_ssa_operands): Do not free it.
5842 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
5844 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
5845 update_stmt, remove the others. Fix comments.
5846 * tree-dfa.c (optimize_stack_restore): Likewise.
5847 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
5848 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
5849 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
5850 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
5852 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
5853 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
5854 (dom_opt_finalize_block): Likewise, adjusting access to
5856 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
5857 (stmts_to_rescan): Change item type to gimple.
5858 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
5860 2009-05-24 Ira Rosen <irar@il.ibm.com>
5862 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
5863 * tree-pass.h (pass_slp_vectorize): New pass.
5864 * params.h (SLP_MAX_INSNS_IN_BB): Define.
5865 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
5866 * tree-vectorizer.c (timevar.h): Include.
5867 (user_vect_verbosity_level): Declare.
5868 (vect_location): Fix comment.
5869 (vect_set_verbosity_level): Update user_vect_verbosity_level
5870 instead of vect_verbosity_level.
5871 (vect_set_dump_settings): Add an argument. Ignore user defined
5872 verbosity if dump flags require higher level of verbosity. Print to
5873 stderr only for loop vectorization.
5874 (vectorize_loops): Update call to vect_set_dump_settings.
5875 (execute_vect_slp): New function.
5876 (gate_vect_slp): Likewise.
5877 (struct gimple_opt_pass pass_slp_vectorize): New.
5878 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
5880 (vec_info_for_bb): New function.
5881 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
5882 (VECTORIZATION_ENABLED): New macro.
5883 (SLP_ENABLED, SLP_DISABLED): Likewise.
5884 (vect_is_simple_use): Add bb_vec_info argument.
5885 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
5886 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
5887 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
5888 vect_schedule_slp, vect_analyze_slp): Likewise.
5889 (vect_analyze_stmt): Add slp_tree argument.
5890 (find_bb_location): Declare.
5891 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
5892 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
5893 (vect_analyze_loop_operations, vect_analyze_loop,
5894 get_initial_def_for_induction, vect_create_epilog_for_reduction,
5895 vect_finalize_reduction, vectorizable_reduction,
5896 vectorizable_live_operation, vect_transform_loop): Likewise.
5897 * tree-data-ref.c (dr_analyze_innermost): Update comment,
5898 skip evolution analysis if analyzing a basic block.
5899 (dr_analyze_indices): Likewise.
5900 (initialize_data_dependence_relation): Skip the test whether the
5901 object is invariant for basic blocks.
5902 (compute_all_dependences): Skip dependence analysis for data
5903 references in basic blocks.
5904 (find_data_references_in_stmt): Don't fail in case of invariant
5905 access in basic block.
5906 (find_data_references_in_bb): New function.
5907 (find_data_references_in_loop): Move code to
5908 find_data_references_in_bb and add a call to it.
5909 (compute_data_dependences_for_bb): New function.
5910 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
5911 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
5913 (vect_analyze_data_ref_dependence): Check for interleaving in case of
5914 unknown dependence in basic block and fail in case of dependence in
5916 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
5917 dependence instances from either loop or basic block vectorization
5919 (vect_compute_data_ref_alignment): Check if it is loop vectorization
5920 before calling nested_in_vect_loop_p.
5921 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
5922 dependence instances from either loop or basic block vectorization
5924 (vect_verify_datarefs_alignment): Likewise.
5925 (vect_enhance_data_refs_alignment): Adjust function calls.
5926 (vect_analyze_data_refs_alignment): Likewise.
5927 (vect_analyze_group_access): Fix printing. Skip different checks if
5928 DR_STEP is 0. Keep strided stores either in loop or basic block
5929 vectorization data structure. Fix indentation.
5930 (vect_analyze_data_ref_access): Fix comments, allow zero step in
5932 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
5933 dependence instances from either loop or basic block vectorization
5935 (vect_analyze_data_refs): Update comment. Call
5936 compute_data_dependences_for_bb to analyze basic blocks.
5937 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
5938 case of loop vectorization. In case of basic block vectorization use
5939 data-ref itself as a base.
5940 (vect_create_data_ref_ptr): In case of basic block vectorization:
5941 don't advance the pointer, add new statements before the current
5942 statement. Adjust function calls.
5943 (vect_supportable_dr_alignment): Support only aligned accesses in
5944 basic block vectorization.
5945 * common.opt (ftree-slp-vectorize): New flag.
5946 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
5947 (vect_pattern_recog_1): Likewise.
5948 * tree-vect-stmts.c (process_use): Likewise.
5949 (vect_init_vector): Add new statements in the beginning of the basic
5950 block in case of basic block SLP.
5951 (vect_get_vec_def_for_operand): Adjust function calls.
5952 (vect_finish_stmt_generation): Likewise.
5953 (vectorizable_call): Add assert that it is loop vectorization, adjust
5955 (vectorizable_conversion, vectorizable_assignment): Likewise.
5956 (vectorizable_operation): In case of basic block SLP, take
5957 vectorization factor from statement's type and skip the relevance
5958 check. Adjust function calls.
5959 (vectorizable_type_demotion): Add assert that it is loop
5960 vectorization, adjust function calls.
5961 (vectorizable_type_promotion): Likewise.
5962 (vectorizable_store): Check for outer loop only in case of loop
5963 vectorization. Adjust function calls. For basic blocks, skip the
5964 relevance check and don't advance pointers.
5965 (vectorizable_load): Likewise.
5966 (vectorizable_condition): Add assert that it is loop vectorization,
5967 adjust function calls.
5968 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
5969 that it is not reduction, get vector type, call only supported
5970 functions, skip loop specific parts.
5971 (vect_transform_stmt): Check for outer loop only in case of loop
5973 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
5974 (vect_is_simple_use): Fix comment, add new argument, fix conditions
5975 for external definition.
5976 * passes.c (pass_slp_vectorize): New pass.
5977 * tree-vect-slp.c (find_bb_location): New function.
5978 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
5979 check for patterns only in loops.
5980 (vect_build_slp_tree): Add argument, adjust function calls, fail in
5981 case of multiple types in basic block SLP.
5982 (vect_mark_slp_stmts_relevant): New function.
5983 (vect_supported_load_permutation_p): Fix comment.
5984 (vect_analyze_slp_instance): Add argument. In case of basic block
5985 SLP, take vectorization factor from statement's type, check that
5986 unrolling factor is 1. Adjust function call. Save SLP instance in
5987 either loop or basic block vectorization structure. Return FALSE,
5989 (vect_analyze_slp): Add argument. Get strided stores groups from
5990 either loop or basic block vectorization structure. Return FALSE
5991 if basic block SLP failed.
5992 (new_bb_vec_info): New function.
5993 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
5994 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
5995 (vect_schedule_slp): Add argument. Get SLP instances from either
5996 loop or basic block vectorization structure. Set vectorization factor
5997 to be 1 for basic block SLP.
5998 (vect_slp_transform_bb): New function.
5999 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
6001 2009-05-23 Mark Mitchell <mark@codesourcery.com>
6003 * final.c (shorten_branches): Do not align labels for jump tables.
6004 (final_scan_insn): Use JUMP_TABLE_DATA_P.
6006 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
6008 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
6009 Remove outdated reference to flow.c and fix nits.
6010 * doc/gccint.texi: Tweak RTL description.
6011 * doc/rtl.texi: Likewise.
6013 2009-05-23 Denis Chertykov <chertykov@gmail.com>
6015 * config/avr/avr.c: Change my email address.
6016 * config/avr/avr.h: Likewise.
6017 * config/avr/avr.md: Likewise.
6018 * config/avr/avr-protos.h: Likewise.
6019 * config/avr/libgcc.S: Likewise.
6021 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
6023 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
6024 (spu_split_load, spu_split_store): Change return type to int.
6025 (spu_split_convert): Declare.
6026 * config/spu/predicates.md (spu_mem_operand): Remove.
6027 (spu_mov_operand): Update.
6028 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
6029 * config/spu/spu.c (regno_aligned_for_load): Remove.
6030 (reg_aligned_for_addr, spu_expand_load): Define.
6031 (spu_expand_extv): Reimplement and handle MEM.
6032 (spu_expand_insv): Handle MEM.
6033 (spu_sched_reorder): Handle insn's with length 0.
6034 (spu_legitimate_address_p): Reimplement.
6035 (store_with_one_insn_p): Return TRUE for any mode with size
6036 larger than 16 bytes.
6037 (address_needs_split): Define.
6038 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
6040 (spu_convert_move): Define.
6041 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
6042 (spu_split_store): Change all MEM's to TImode.
6043 (spu_init_expanders): Preallocate registers that correspond to
6044 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
6046 (spu_split_convert): Define.
6047 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
6048 (_move<mode>, _movdi, _movti): Update predicate and condition.
6049 (load, store): Change to define_split.
6050 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
6052 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
6053 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
6054 define_insn_and_split of lshr<mode>3.
6055 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
6056 (<v>ashr<mode>3_imm): Define.
6057 (extv, extzv, insv): Allow MEM operands.
6058 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
6059 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
6060 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
6061 (_spu_convert2): Change to define_insn_and_split and remove the
6062 corresponding define_peephole2.
6063 (stack_protect_set, stack_protect_test, stack_protect_test_si):
6064 Change predicates to memory_operand.
6066 2009-05-22 Mark Mitchell <mark@codesourcery.com>
6068 * config/arm/thumb2.md: Add 16-bit multiply instructions.
6070 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
6072 PR tree-optimization/40219
6073 * tree.c (iterative_hash_expr): Make sure the builtin function is
6074 a normal builtin function and not a front end or back end builtin
6075 before indexing into the built_in_decls array.
6077 2009-05-22 Richard Guenther <rguenther@suse.de>
6080 * alias.c (write_dependence_p): Do not use TBAA for answering
6081 anti-dependence or output-dependence.
6082 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
6083 (emit_pointer_definition): Remove.
6084 (emit_alias_warning): Likewise.
6085 (find_what_var_points_to): Remove TBAA pruning code.
6086 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
6088 (compute_points_to_sets): Remove code computing the set of
6089 dereferenced pointers.
6090 * tree-data-ref.c (dr_may_alias_p): Properly use the split
6091 oracle for querying anti and output dependencies.
6092 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
6093 if TBAA may be applied.
6094 (refs_anti_dependent_p): New function.
6095 (refs_output_dependent_p): Likewise.
6096 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
6097 (refs_output_dependent_p): Likewise.
6098 * doc/tree-ssa.texi (Memory model): New section.
6099 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
6100 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
6101 * cfgexpand.c (expand_gimple_basic_block): Do not handle
6102 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
6103 * expr.c (expand_expr_real_1): Likewise.
6104 * gimple-low.c (lower_stmt): Likewise.
6105 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
6106 (dump_gimple_cdt): Remove.
6107 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
6108 (gimple_size): Likewise.
6109 (walk_gimple_op): Likewise.
6110 (is_gimple_stmt): Likewise.
6111 (walk_stmt_load_store_addr_ops): Likewise.
6112 (gimple_build_cdt): Remove.
6113 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
6114 * gimple.h (gimple_cdt_new_type): Remove.
6115 (gimple_cdt_new_type_ptr): Likewise.
6116 (gimple_cdt_set_new_type): Likewise.
6117 (gimple_cdt_location): Likewise.
6118 (gimple_cdt_location_ptr): Likewise.
6119 (gimple_cdt_set_location): Likewise.
6120 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
6121 * tree-cfg.c (remove_useless_stmts_1): Do not handle
6122 GIMPLE_CHANGE_DYNAMIC_TYPE.
6123 (verify_types_in_gimple_stmt): Likewise.
6124 * tree-inline.c (estimate_num_insns): Likewise.
6125 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
6126 (copy_decl_to_var): Likewise.
6127 (copy_result_decl_to_var): Likewise.
6128 * tree-pretty-print.c (dump_generic_node): Do not handle
6129 CHANGE_DYNAMIC_TYPE_EXPR.
6130 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
6131 * tree-ssa-operands.c (get_expr_operands): Likewise.
6132 * tree-ssa-structalias.c (struct variable_info): Remove
6133 no_tbaa_pruning member.
6134 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
6135 (unify_nodes): Do not copy it.
6136 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
6137 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
6138 (set_uids_in_ptset): Do not check it.
6139 (find_what_var_points_to): Likewise.
6140 (compute_tbaa_pruning): Remove.
6141 (compute_points_to_sets): Do not call it.
6142 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
6143 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
6144 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
6145 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
6146 (DECL_NO_TBAA_P): Likewise.
6147 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
6148 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
6149 (expand_omp_atomic_pipeline): Do not set it.
6150 * print-tree.c (print_node): Do not dump it.
6151 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
6154 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
6157 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
6160 2009-05-22 Mark Mitchell <mark@codesourcery.com>
6162 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
6165 2009-05-22 Ben Elliston <bje@au.ibm.com>
6167 * Makefile.in (bversion.h, s-bversion): New targets.
6168 (TOPLEV_H): Add bversion.h.
6169 * toplev.h: Include "bversion.h".
6170 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
6171 the __format__ attribute only if compiling with the same version
6172 of GCC as the sources (the "build version").
6174 2009-05-22 Ben Elliston <bje@au.ibm.com>
6176 * c-format.c (handle_format_attribute): Fix comment typo.
6178 2009-05-21 Steve Ellcey <sje@cup.hp.com>
6181 * config/ia64/ia64.opt (mfused-madd): New.
6182 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
6183 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
6184 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
6185 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
6186 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
6187 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
6188 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
6189 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
6190 instruction if !TARGET_FUSED_MADD.
6191 (fpma, fpms): Remove colon from name.
6193 2009-05-22 Richard Guenther <rguenther@suse.de>
6195 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
6196 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
6197 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
6199 (create_expression_by_pieces): Only convert if necessary.
6200 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
6201 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
6203 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
6205 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
6206 regular pattern from a template and rename it ...
6207 (*extzv_truncsi_exts): ... to this.
6209 2009-05-21 Richard Guenther <rguenther@suse.de>
6211 * cgraph.h (struct cgraph_node): Remove inline_decl member.
6212 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
6213 (cgraph_default_inline_p): Likewise.
6214 (cgraph_decide_inlining_incrementally): Likewise.
6216 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
6217 Uros Bizjak <ubizjak@gmail.com>
6219 * config/i386/cpuid.h (bit_MOVBE): New.
6221 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
6223 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
6224 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
6225 (ix86_handle_option): Handle OPT_mmovbe.
6226 (ix86_target_string): Add -mmovbe.
6227 (pta_flags): Add PTA_MOVBE.
6228 (processor_alias_table): Add PTA_MOVBE to "atom".
6229 (override_options): Handle PTA_MOVBE.
6231 * config/i386/i386.h (TARGET_MOVBE): New.
6233 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
6234 (*bswapsi_movbe): New.
6235 (*bswapdi_movbe): Likewise.
6236 (bswapdi2): Renamed to ...
6238 (bswapdi2): New expander.
6240 * config/i386/i386.opt (mmovbe): New.
6242 * doc/invoke.texi: Document -mmovbe.
6244 2009-05-21 Taras Glek <tglek@mozilla.com>
6246 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
6247 * gcc-plugin.h (plugin_init): Updated signature.
6248 * gcc-plugin.h (plugin_name_args): Moved to this header.
6249 * doc/plugins.texi (plugin_init): Updated documention to reflect
6251 * doc/plugins.texi (plugin_name_args): Added to documention.
6253 2009-05-21 Mark Mitchell <mark@codesourcery.com>
6255 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
6256 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
6258 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
6260 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
6261 JUMP_TABLE_DATA_P predicates where applicable.
6262 * config/i386/predicates.md: Ditto.
6263 * config/i386/sse.md: Ditto.
6265 2009-05-21 Jakub Jelinek <jakub@redhat.com>
6267 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
6268 operand2 -128 override length_immediate attribute to 1.
6269 * config/i386/predicates.md (constm128_operand): New predicate.
6271 * config/i386/i386.c (memory_address_length): Handle %r12
6272 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
6274 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
6275 mode look through optional ZERO_EXTEND and SUBREG.
6276 * config/i386/i386.md (R12_REG): New define_constant.
6277 (prefix_data16): For sse unit set also for MODE_TI insns.
6278 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
6279 insns set if operand 1 is ext_QIreg_operand.
6280 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
6281 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
6283 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
6284 mode from MODE_DI to MODE_SI.
6285 (movdi_1_rex64): Override modrm and length_immediate attributes
6286 only for movabs (TYPE_IMOV, alternative 2).
6287 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
6288 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
6289 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
6290 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
6291 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
6292 prefix_rex attribute if DImode.
6293 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
6294 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
6295 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
6296 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
6297 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
6298 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
6299 Likewise. For TYPE_IMOV clear length_immediate attribute.
6300 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
6301 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
6302 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
6303 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
6304 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
6305 or one operand TYPE_ISHIFT.
6306 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
6307 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
6308 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
6309 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
6310 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
6311 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
6312 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
6313 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
6314 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
6315 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
6316 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
6317 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
6318 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
6319 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
6320 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
6321 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
6322 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
6323 set mode attribute, don't override length attribute.
6324 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
6326 (return_internal_long): Set length attribute to 2 instead of 1.
6327 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
6328 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
6329 prefix_rex attribute.
6330 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
6332 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
6334 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6336 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
6338 2009-05-20 Ian Lance Taylor <iant@google.com>
6340 * tree.c (build_tree_list_vec_stat): New function.
6341 (ctor_to_vec): New function.
6342 (build_nt_call_vec): New function.
6343 (build_call_array): Change args to be a const pointer.
6344 (build_call_vec): New function.
6345 * tree.h (build_nt_call_vec): Declare.
6346 (build_tree_list_vec_stat): Declare.
6347 (build_tree_list_vec): Define.
6348 (build_call_array): Update declaration.
6349 (build_call_vec): Declare.
6350 (ctor_to_vec): Declare.
6351 * c-common.c (tree_vector_cache): New static variable.
6352 (make_tree_vector): New function.
6353 (release_tree_vector): New function.
6354 (make_tree_vector_single): New function.
6355 (make_tree_vector_copy): New function.
6356 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
6357 (make_tree_vector_single, make_tree_vector_copy): Declare.
6358 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
6359 (c_parser_expr_list): Don't manage cache here, instead call
6361 (c_parser_release_expr_list): Remove static function.
6362 (c_parser_vec_to_tree_list): Remove static function.
6363 (c_parser_attributes): Call build_tree_list_vec instead of
6364 c_parser_vec_to_tree_list. Call release_tree_vector instead of
6365 c_parser_release_expr_list.
6366 (c_parser_postfix_expression_after_primary): Likewise.
6367 (c_parser_objc_keywordexpr): Likewise.
6369 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
6371 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
6372 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
6373 TARGET_CONVERT_TO_TYPE.
6374 * hooks.c (hook_tree_const_tree_null): Define.
6375 * hooks.h (hook_tree_const_tree_null): Declare.
6376 * target.h (struct gcc_target): Add invalid_parameter_type,
6377 invalid_return_type, promoted_type, and convert_to_type fields.
6378 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
6379 (TARGET_INVALID_RETURN_TYPE): Define.
6380 (TARGET_PROMOTED_TYPE): Define.
6381 (TARGET_CONVERT_TO_TYPE): Define.
6382 (TARGET_INITIALIZER): Update for new fields.
6383 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
6384 (grokparms): Check targetm.invalid_parameter_type.
6385 * c-typeck.c (default_conversion): Check targetm.promoted_type.
6386 * c-convert.c (convert): Check targetm.convert_to_type.
6388 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
6390 * config/mips/mips.md (*extenddi_truncate<mode>,
6391 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
6393 (*extendhi_truncateqi): New define_insn_and_sptit.
6395 2009-05-20 Jakub Jelinek <jakub@redhat.com>
6398 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
6399 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
6401 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
6403 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
6404 the operand of VIEW_CONVERT_EXPR.
6406 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
6408 * config/i386/driver-i386.c (host_detect_local_cpu): Check
6409 extended family and model for Intel processors. Support Intel Atom.
6411 2009-05-20 Olivier Hainque <hainque@adacore.com>
6413 * gstab.h (stab_code_type): Define, to be used instead of the
6414 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
6416 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
6417 occurrences by stab_code_type.
6418 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
6420 2009-05-20 Martin Jambor <mjambor@suse.cz>
6422 * tree-flow.h (insert_edge_copies_seq): Undeclare.
6423 (sra_insert_before): Likewise.
6424 (sra_insert_after): Likewise.
6425 (sra_init_cache): Likewise.
6426 (sra_type_can_be_decomposed_p): Likewise.
6427 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
6428 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
6429 (sra_insert_before): Likewise.
6430 (sra_insert_after): Likewise.
6431 (sra_init_cache): Likewise.
6432 (insert_edge_copies_seq): Made static and moved upwards.
6434 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
6437 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
6439 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
6440 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
6443 2009-05-20 Richard Guenther <rguenther@suse.de>
6445 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
6446 with mismatched comparison modes.
6448 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6450 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
6451 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
6452 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
6453 with shifts for Thumb2.
6454 (orsi_notsi): New for orn.
6455 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
6456 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
6457 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
6458 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
6459 Don't invert remainder for IOR.
6461 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
6463 PR tree-optimization/40087
6464 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
6465 number_of_iterations_ne): Rename never_infinite argument.
6466 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
6467 number_of_iterations_le): Handle pointer-type ivs when
6468 exit_must_be_taken is false.
6469 (number_of_iterations_cond): Do not always assume that
6470 exit_must_be_taken if the control variable is a pointer.
6472 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
6474 * c-typeck.c (build_binary_op): Allow % on integal vectors.
6475 * doc/extend.texi (Vector Extension): Document that % is allowed too.
6477 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
6479 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
6480 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
6482 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6485 * c.opt (Wlogical-op): Disabled by default.
6486 * c-opt (c_common_post_options): Do not enable Wlogical-op with
6488 * doc/invoke.texi (Wlogical-op): Likewise.
6490 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
6492 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
6494 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
6495 Propagate the type of the first operand.
6496 <ASSERT_EXPR>: Simplify.
6497 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
6498 Rewrite using the RHS code as discriminant.
6499 <NOP_EXPR>: Turn into CASE_CONVERT.
6500 <PLUS_EXPR>: Propagate the type of the first operand.
6502 2009-05-19 Steve Ellcey <sje@cup.hp.com>
6504 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
6505 (ia64_dconst_0_375): New.
6506 * config/ia64/ia64.c (ia64_override_options): Remove
6507 -minline-sqrt-min-latency warning.
6508 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
6509 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
6510 * config/ia64/ia64.md (*sqrt_approx): Remove.
6511 (sqrtsf2): Remove #if 0.
6512 (sqrtsf2_internal_thr): Rewrite and move to div.md.
6513 (sqrtdf): Remove assert.
6514 (sqrtdf2_internal_thr): Rewrite and move to div.md.
6515 (sqrtxf2): Remove #if 0.
6516 (sqrtxf2_internal_thr): Rewrite and move to div.md.
6517 * div.md (sqrt_approx_rf): New.
6518 (sqrtsf2_internal_thr): New implementation.
6519 (sqrtsf2_internal_lat): New.
6520 (sqrtdf2_internal_thr: New implementation.
6521 (sqrtxf2_internal): New implementation.
6523 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
6524 Hans-Peter Nilsson <hp@axis.com>
6526 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
6527 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
6528 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
6529 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
6530 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
6531 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
6532 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
6533 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
6534 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
6535 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
6536 * c-common.c: ...from here.
6538 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6540 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
6542 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6544 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
6546 2009-05-19 Ben Elliston <bje@au.ibm.com>
6548 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
6549 assignments with memcpy calls.
6550 (add_fdes): Likewise.
6551 (binary_search_unencoded_fdes): Likewise.
6552 (linear_search_fdes): Eliminate type puns.
6554 2009-05-19 Richard Guenther <rguenther@suse.de>
6556 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
6557 not falsely claim to have propagated into all uses.
6559 2009-05-19 Ben Elliston <bje@au.ibm.com>
6561 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
6564 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
6566 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
6567 * config/sh/sh.c (sh_legitimate_address_p): Make static.
6568 (TARGET_LEGITIMATE_ADDRESS_P): New.
6569 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6570 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
6572 2009-05-18 Dodji Seketeli <dodji@redhat.com>
6575 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
6576 child of the containing namespace's DIE.
6578 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
6580 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
6581 *zero_extendhi_truncqi): Move after the zero_extend patterns.
6582 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
6585 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
6588 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
6589 gen_align with gen_pad.
6590 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
6591 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
6593 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
6594 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
6596 * config/i386/i386.md (align): Renamed to ...
6597 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
6598 ASM_OUTPUT_MAX_SKIP_PAD.
6600 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
6602 * config.gcc: Fix variable syntax.
6605 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
6606 before calling exact_log2.
6607 (output_iorsi3): Likewise.
6608 (output_xorsi3): Likewise.
6610 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
6612 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
6613 for the none zero constant operand except for EQ and NE
6614 comprisons even when the first operand is R0.
6616 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
6618 * config/s390/2064.md: Remove trailing whitespaces.
6619 * config/s390/2084.md: Likewise.
6620 * config/s390/constraints.md: Likewise.
6621 * config/s390/fixdfdi.h: Likewise.
6622 * config/s390/libgcc-glibc.ver: Likewise.
6623 * config/s390/s390-modes.def: Likewise.
6624 * config/s390/s390-protos.h: Likewise.
6625 * config/s390/s390.c: Likewise.
6626 * config/s390/s390.h: Likewise.
6627 * config/s390/s390.md: Likewise.
6628 * config/s390/tpf-unwind.h: Likewise.
6630 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
6632 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
6634 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
6637 * configure.ac (m68k-*-*): Check if binutils support TLS.
6638 * configure: Regenerate.
6639 * config/m68k/predicates.md (symbolic_operand): Extend comment.
6640 * config/m68k/constraints.md (Cu): New constraint.
6641 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
6642 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
6643 (movsi): Handle TLS symbols.
6644 (addsi3_5200): Handle XTLS symbols, indent.
6645 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
6646 (m68k_tls_reference_p): Declare.
6647 (m68k_legitimize_address): Declare.
6648 (m68k_unwrap_symbol): Declare.
6649 * config/m68k/m68k.opt (mxtls): New option.
6650 * config/m68k/m68k.c (ggc.h): Include.
6651 (m68k_output_dwarf_dtprel): Implement hook.
6652 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
6653 (m68k_expand_prologue): Load GOT pointer when function needs it.
6654 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
6655 (m68k_legitimate_constant_address_p): Same.
6656 (m68k_decompose_address): Handle TLS references.
6657 (m68k_get_gp): New static function.
6658 (enum m68k_reloc): New contants.
6659 (TLS_RELOC_P): New macro.
6660 (m68k_wrap_symbol): New static function.
6661 (m68k_unwrap_symbol): New function.
6662 (m68k_final_prescan_insn_1): New static function.
6663 (m68k_final_prescan_insn): New function.
6664 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
6666 (legitimize_pic_address): Handle TLS references..
6667 (m68k_tls_get_addr, m68k_get_tls_get_addr)
6668 (m68k_libcall_value_in_a0_p)
6669 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
6670 (m68k_call_m68k_read_tp): Helper variables and functions for ...
6671 (m68k_legitimize_tls_address): Handle TLS references.
6672 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
6674 (m68k_legitimize_address): Handle TLS symbols.
6675 (m68k_get_reloc_decoration): New static function.
6676 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
6678 (m68k_output_dwarf_dtprel): Implement hook.
6679 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
6680 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
6681 m68k_call_* routines.
6682 (sched_attr_op_type): Handle TLS symbols.
6683 (gt-m68k.h): Include.
6684 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
6685 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
6687 2009-05-18 Martin Jambor <mjambor@suse.cz>
6689 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
6690 (visit_store_addr_for_mod_analysis): New function.
6691 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
6692 (determine_cst_member_ptr): Use gimple_assign_single_p.
6693 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
6694 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
6695 operands. Don't check number of operands of a NOP_EXPR.
6697 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
6699 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
6701 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
6704 * c-common.c (warn_logical_operator): Don't warn if one of
6705 expression isn't always true or false.
6707 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
6709 * config/i386/biarch32.h: New file.
6710 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
6712 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
6714 * config/mips/mips.md (*zero_extend<mode>_trunchi,
6715 *zero_extend<mode>_truncqi): Merge these into ...
6716 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
6717 Name the pattern following this as *zero_extendhi_truncqi.
6719 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
6722 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
6723 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
6724 (output_info): Make field HOST_WIDEST_INT.
6725 (print_statistics): Use HOST_WIDEST_INT_PRINT.
6726 (dump_bitmat_statistics): Same.
6728 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
6730 * config.gcc (use_gcc_stdint): Set to wrap.
6731 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
6732 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
6733 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
6734 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
6735 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
6736 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
6737 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
6738 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
6740 2009-05-16 Joseph Myers <joseph@codesourcery.com>
6742 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
6744 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
6745 Move definitions earlier.
6746 (OPT_ARCH64, OPT_ARCH32): Define.
6747 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
6750 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
6753 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
6756 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
6758 * arm.md (movdi2): Copy non-reg values to DImode registers.
6760 2009-05-16 Jakub Jelinek <jakub@redhat.com>
6763 * final.c (label_to_max_skip): New function.
6764 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
6765 CODE_LABEL_NUMBER <= max_labelno.
6766 * output.h (label_to_max_skip): New prototype.
6767 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
6768 (ix86_avoid_jump_mispredicts): ... this. Don't define if
6769 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
6770 Handle CODE_LABELs with >= 16 byte alignment or with
6771 max_skip == (1 << align) - 1.
6772 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
6773 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
6776 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
6777 .p2align 3 if MAX_SKIP is smaller than 7.
6778 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
6780 2009-05-15 Ian Lance Taylor <iant@google.com>
6782 * alias.c (struct alias_set_entry_d): Rename from struct
6783 alias_set_entry. Change all uses.
6784 * except.c (struct call_site_record_d): Rename from struct
6785 call_site_record. Change all uses.
6786 * except.h (struct eh_region_d): Rename from struct eh_region.
6788 * gcse.c (struct hash_table_d): Rename from struct hash_table.
6790 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
6791 ivtype_map_elt. Change all uses.
6792 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
6794 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
6795 * graphite.h (struct name_tree_d): Rename from struct name_tree.
6797 (struct sese_d): Rename from struct sese. Change all uses.
6798 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
6799 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
6800 * optabs.h (struct optab_d): Rename from struct optab. Change all
6802 (struct convert_optab_d): Rename from struct convert_optab.
6804 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
6805 ipa_opt_pass. Change all uses.
6806 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
6809 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
6810 defined as a typedef.
6811 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
6814 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
6817 * fold-const.c (make_range,build_range_check,merge_ranges): Move
6819 (merge_ranges): Returns bool.
6820 * tree.h (make_range): .. to here.
6821 (build_range_check): Likewise.
6822 (merge_ranges): Likewise. Renamed from merge_ranges.
6823 * c-typeck.c (parser_build_binary_op): Update calls to
6824 warn_logical_operator.
6825 * c-common.c (warn_logical_operator): Add new warning.
6826 * c-common.h (warn_logical_operator): Update declaration.
6828 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
6830 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
6832 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6834 * doc/install.texi: Document MPC requirements, flags etc.
6836 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
6837 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
6838 Evaluate constant arguments.
6839 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
6840 (fold_builtin_1): Likewise, also evaluate constant arguments.
6841 Remove superfluous break.
6842 (do_mpc_ckconv): New.
6843 * real.h: Include mpc.h.
6844 * toplev.c (print_version): Output MPC version info if available.
6846 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
6848 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
6850 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
6852 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
6855 2009-05-15 Jan Hubicka <jh@suse.cz>
6857 * doc/invoke.texi (max-early-inliner-iterations): New flag.
6858 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
6859 (try_inline): Fix return value.
6860 (cgraph_decide_inlining_incrementally): Honor new value.
6861 (cgraph_early_inlining): Handle indirect inlining.
6862 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
6864 2009-05-15 Jan Hubicka <jh@suse.cz>
6866 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
6867 * cgraphunit.c (cgraph_finalize_function): Set it.
6868 (cgraph_expand_function): Use it.
6870 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
6872 * real.c (encode_ieee_half): Define.
6873 (decode_ieee_half): Define.
6874 (ieee_half_format): Define.
6875 (arm_half_format): Define.
6876 * real.h (ieee_half_format): Declare.
6877 (arm_half_format): Declare.
6879 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
6881 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
6882 swapped, and reversed optabs exist before trying to use them.
6884 2009-05-15 Paul Brook <paul@codesourcery.com>
6885 Sandra Loosemore <sandra@codesourcery.com>
6887 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
6888 loads. Allow PRE_DEC.
6889 (output_move_neon): Handle PRE_DEC.
6890 (arm_print_operand): Add 'A' for neon structure loads.
6891 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
6892 * config/arm/neon.md (neon_mov): Update comment.
6893 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
6895 (Um): New constraint.
6897 2009-05-15 Jan Hubicka <jh@suse.cz>
6899 Revert the following patch until testsuite fallout is fixed:
6900 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
6901 * cgraph.h (struct inline_summary): New filed self_wize,
6902 size_inlining_benefit, self_time and time_inlining_benefit.
6903 (struct cgraph_global_info): Replace insns by time ans size fields.
6904 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
6905 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
6906 (ipcp_update_callgraph): Do not touch function bodies.
6907 * ipa-inline.c: Include except.h
6908 (MAX_TIME): New constant.
6909 (overall_insns): Remove
6910 (overall_size, max_benefit): New static variables.
6911 (cgraph_estimate_time_after_inlining): New function.
6912 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
6913 (cgraph_clone_inlined_nodes): Update size.
6914 (cgraph_mark_inline_edge): Update size.
6915 (cgraph_estimate_growth): Use size info.
6916 (cgraph_check_inline_limits): Check size.
6917 (cgraph_default_inline_p): Likewise.
6918 (cgraph_edge_badness): Compute badness based on benefit and size cost.
6919 (cgraph_decide_recursive_inlining): Check size.
6920 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
6922 (cgraph_decide_inlining): Likewise.
6923 (cgraph_decide_inlining_incrementally): Likewise; honor
6924 PARAM_EARLY_INLINING_INSNS.
6925 (likely_eliminated_by_inlining_p): New predicate.
6926 (estimate_function_body_sizes): New function.
6927 (compute_inline_parameters): Use it.
6928 * except.c (must_not_throw_labels): New function.
6929 * except.h (must_not_throw_labels): Declare.
6930 * tree-inline.c (init_inline_once): Kill inlining_weigths
6931 * tree-ssa-structalias.c: Avoid uninitialized warning.
6932 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
6933 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
6934 (PARAM_INLINE_CALL_COST): Remove.
6935 (PARAM_EARLY_INLINING_INSNS): New.
6937 2009-05-15 Richard Guenther <rguenther@suse.de>
6939 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
6940 not TODO_update_ssa.
6942 2009-05-15 Richard Guenther <rguenther@suse.de>
6944 PR tree-optimization/39999
6945 * gimple.h (gimple_expr_type): Use the expression type looking
6946 through useless conversions.
6947 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
6948 (vn_nary_op_insert_stmt): Likewise.
6949 (simplify_binary_expression): Likewise.
6951 2009-05-15 Richard Guenther <rguenther@suse.de>
6953 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
6954 New options, enabled by default.
6955 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
6957 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
6958 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
6959 * tree-ssa-structalias.c (gate_tree_pta): New function.
6960 (pass_build_alias): Use it.
6962 2009-05-15 Joseph Myers <joseph@codesourcery.com>
6964 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
6965 recurse on an invariant address if a conversion from a pointer
6966 type to a wider integer type is involved.
6968 2009-05-15 Jan Hubicka <jh@suse.cz>
6970 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
6971 * cgraph.h (struct inline_summary): New filed self_wize,
6972 size_inlining_benefit, self_time and time_inlining_benefit.
6973 (struct cgraph_global_info): Replace insns by time ans size fields.
6974 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
6975 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
6976 (ipcp_update_callgraph): Do not touch function bodies.
6977 * ipa-inline.c: Include except.h
6978 (MAX_TIME): New constant.
6979 (overall_insns): Remove
6980 (overall_size, max_benefit): New static variables.
6981 (cgraph_estimate_time_after_inlining): New function.
6982 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
6983 (cgraph_clone_inlined_nodes): Update size.
6984 (cgraph_mark_inline_edge): Update size.
6985 (cgraph_estimate_growth): Use size info.
6986 (cgraph_check_inline_limits): Check size.
6987 (cgraph_default_inline_p): Likewise.
6988 (cgraph_edge_badness): Compute badness based on benefit and size cost.
6989 (cgraph_decide_recursive_inlining): Check size.
6990 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
6992 (cgraph_decide_inlining): Likewise.
6993 (cgraph_decide_inlining_incrementally): Likewise; honor
6994 PARAM_EARLY_INLINING_INSNS.
6995 (likely_eliminated_by_inlining_p): New predicate.
6996 (estimate_function_body_sizes): New function.
6997 (compute_inline_parameters): Use it.
6998 * except.c (must_not_throw_labels): New function.
6999 * except.h (must_not_throw_labels): Declare.
7000 * tree-inline.c (init_inline_once): Kill inlining_weigths
7001 * tree-ssa-structalias.c: Avoid uninitialized warning.
7002 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
7003 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
7004 (PARAM_INLINE_CALL_COST): Remove.
7005 (PARAM_EARLY_INLINING_INSNS): New.
7006 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
7007 (inline-call-cost): Remove.
7008 (early-inlining-insns): New.
7010 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
7012 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
7014 (print_int_cst_bounds_in_octal_p): Likewise.
7015 (dbxout_type): Adjust calls to above functions. Be prepared to deal
7017 * dwarf2out.c (base_type_die): Likewise.
7018 (is_subrange_type): Delete.
7019 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
7020 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
7021 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
7022 if the destination type is boolean.
7023 (build_range_check): Do not special-case subtypes.
7024 (fold_sign_changed_comparison): Likewise.
7025 (fold_unary): Likewise.
7026 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
7027 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
7028 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
7029 * tree.c (subrange_type_for_debug_p): New predicate based on the
7030 former is_subrange_type.
7031 * tree.h (subrange_type_for_debug_p): Declare.
7032 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
7033 (convert_affine_scev): Remove call to above function.
7034 (chrec_convert_aggressive): Likewise.
7035 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
7036 false for conversions involving subtypes.
7037 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
7038 (vrp_val_min): Likewise.
7039 (needs_overflow_infinity): Likewise.
7040 (extract_range_from_unary_expr): Likewise.
7042 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
7044 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
7045 * config/frv/frv.c: Likewise.
7046 * config/s390/s390.c: Likewise.
7047 * config/sparc/sparc.h: Likewise.
7048 * config/i386/i386.h: Likewise.
7049 * config/i386/i386.c: Likewise.
7050 * config/crx/crx.c: Likewise.
7051 * config/m68hc11/m68hc11.h: Likewise.
7052 * config/iq2000/iq2000.c: Likewise.
7053 * config/mn10300/mn10300.h: Likewise.
7054 * config/mn10300/mn10300.c: Likewise.
7055 * config/m68k/m68k.c: Likewise.
7056 * config/rs6000/rs6000.c: Likewise.
7057 * config/rs6000/xcoff.h: Likewise.
7058 * config/rs6000/linux64.h: Likewise.
7059 * config/rs6000/sysv4.h: Likewise.
7060 * config/score/score3.c: Likewise.
7061 * config/score/score7.c: Likewise.
7062 * config/score/score.c: Likewise.
7063 * config/arm/arm.md: Likewise.
7064 * config/mips/mips.c: Likewise.
7065 * config/mips/mips.md: Likewise.
7066 * config/bfin/bfin.h: Likewise.
7067 * config/pa/pa.c: Likewise.
7068 * config/pa/constraints.md: Likewise.
7070 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
7071 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
7072 * config/pdp11/pdp11.h: Use memory_address_p instead.
7074 2009-05-14 Ian Lance Taylor <iant@google.com>
7076 * passes.c (finish_optimization_passes): Change i to int.
7077 * plugin.c (plugins_active_p): Change event to int.
7078 (dump_active_plugins): Likewise.
7079 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
7081 * tree.c (tree_range_check_failed): Change c to unsigned int.
7082 (omp_clause_range_check_failed): Likewise.
7083 (build_common_builtin_nodes): Change mode to int. Add cast.
7084 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
7085 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
7087 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
7088 ++ or -- with a variable of enum type.
7090 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7093 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
7095 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7097 * store-motion.c: Do not include params.h
7098 * Makefile.in: Fix dependencies for various files.
7100 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7102 * auto-inc-dec.c: Fix pass description, remove apparent
7103 accidental duplication.
7105 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
7108 * ipa-utils.h (memory_identifier_string): Moved to ...
7109 * tree.h (memory_identifier_string): Here. Add GTY(()).
7111 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
7113 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
7114 in the former documentation of...
7115 (GO_IF_LEGITIMATE_ADDRESS): ... this.
7116 * ira-conflicts.c (get_dup_num): Use address_operand.
7117 * targhooks.c (default_legitimate_address_p): New.
7118 * targhooks.h (default_legitimate_address_p): New.
7119 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
7121 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
7122 * target.h (struct target): Add legitimate_address_p.
7123 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
7124 (TARGET_INITIALIZER): Include it.
7126 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7127 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
7128 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
7129 (TARGET_LEGITIMATE_ADDRESS_P): New.
7131 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7132 (REG_OK_STRICT_P): Delete.
7133 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
7134 (frv_legitimate_address_p_1): ... this.
7135 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
7136 (frv_legitimate_address_p_1): ... the renamed old
7137 frv_legitimate_address_p.
7138 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
7139 (TARGET_LEGITIMATE_ADDRESS_P): New.
7141 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7142 * config/s390/s390-protos.h (legitimate_address_p): Remove.
7143 * config/s390/s390.c (legitimate_address_p): Rename to...
7144 (s390_legitimate_address_p): ... this, make static.
7145 (legitimize_address): Adjust call.
7146 (TARGET_LEGITIMATE_ADDRESS_P): New.
7147 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
7149 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7150 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
7151 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
7152 (TARGET_LEGITIMATE_ADDRESS_P): New.
7154 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7155 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
7156 * config/spu/spu.c (spu_legitimate_address): Rename to...
7157 (spu_legitimate_address_p): ... this, make static.
7158 (TARGET_LEGITIMATE_ADDRESS_P): New.
7160 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7161 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
7162 * config/sparc/sparc.c (legitimate_address_p): Rename to...
7163 (sparc_legitimate_address_p): ... this, make static and return bool.
7164 (legitimize_address): Adjust call.
7165 (TARGET_LEGITIMATE_ADDRESS_P): New.
7167 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7168 * config/i386/i386-protos.h (legitimate_address_p): Remove.
7169 * config/i386/i386.c (legitimate_address_p): Rename to...
7170 (ix86_legitimate_address_p): ... this, make static.
7171 (constant_address_p): Move after it, adjust call.
7172 (TARGET_LEGITIMATE_ADDRESS_P): New.
7174 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7175 * config/avr/avr-protos.h (legitimate_address_p): Remove.
7176 * config/avr/avr.c (legitimate_address_p): Rename to...
7177 (avr_legitimate_address_p): ... this, make static.
7178 (legitimize_address): Adjust call.
7179 (TARGET_LEGITIMATE_ADDRESS_P): New.
7181 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7182 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
7183 * config/crx/crx.c (crx_legitimate_address_p): Make static.
7184 (TARGET_LEGITIMATE_ADDRESS_P): New.
7186 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7187 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
7188 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
7189 (TARGET_LEGITIMATE_ADDRESS_P): New.
7191 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7192 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
7194 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
7196 (TARGET_LEGITIMATE_ADDRESS_P): New.
7198 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7199 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
7201 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
7203 (m68hc11_legitimate_address_p): ... this, make static.
7204 (go_if_legitimate_address_internal): Rename to...
7205 (m68hc11_legitimate_address_p_1): ... this.
7206 (legitimize_address): Adjust call.
7207 (TARGET_LEGITIMATE_ADDRESS_P): New.
7209 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7210 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
7211 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
7212 (TARGET_LEGITIMATE_ADDRESS_P): New.
7214 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7215 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
7216 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
7217 (mn10300_legitimate_address_p): ... this, make static.
7218 (TARGET_LEGITIMATE_ADDRESS_P): New.
7220 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7221 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
7222 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
7223 (TARGET_LEGITIMATE_ADDRESS_P): New.
7225 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7226 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
7227 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
7228 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7229 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
7230 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
7231 (rs6000_legitimate_address_p): ... this, make static.
7232 (TARGET_LEGITIMATE_ADDRESS_P): New.
7233 (REG_MODE_OK_FOR_BASE_P): Delete.
7234 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
7236 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7237 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
7239 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
7240 static, adjust types.
7241 (TARGET_LEGITIMATE_ADDRESS_P): New.
7243 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7244 * config/score/score.c (score_address_p): Rename to...
7245 (score_legitimate_address_p): ... this.
7246 (TARGET_LEGITIMATE_ADDRESS_P): New.
7247 * config/score/score3.c (score3_address_p): Rename to...
7248 (score3_legitimate_address_p): ... this.
7249 * config/score/score7.c (score7_address_p): Rename to...
7250 (score7_legitimate_address_p): ... this.
7252 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
7253 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
7254 GO_IF_LEGITIMATE_ADDRESS): Delete.
7255 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
7256 thumb2_legitimate_address_p): Delete.
7257 (arm_legitimate_address_p): Rename to...
7258 (arm_legitimate_address_outer_p): ... this.
7259 * config/arm/constraints.md ("Uq"): Adjust call.
7260 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
7261 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
7263 (arm_legitimate_address_outer_p): ... this.
7264 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
7266 (TARGET_LEGITIMATE_ADDRESS_P): New.
7268 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7269 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
7270 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
7271 (TARGET_LEGITIMATE_ADDRESS_P): New.
7273 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7274 * config/vax/vax-protos.h (legitimate_address_p): Remove.
7275 * config/vax/vax.c (legitimate_address_p): Rename to...
7276 (vax_legitimate_address_p): ... this, make static.
7277 (TARGET_LEGITIMATE_ADDRESS_P): New.
7279 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7280 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
7281 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
7282 (TARGET_LEGITIMATE_ADDRESS_P): New.
7284 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7285 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
7286 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
7287 (mmix_legitimate_address_p): ... this, make static.
7288 (TARGET_LEGITIMATE_ADDRESS_P): New.
7290 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7291 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
7292 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
7293 (TARGET_LEGITIMATE_ADDRESS_P): New.
7295 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
7297 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
7298 of MODE_COMPLEX_INT.
7300 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7302 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
7303 LCT_NORMAL in function call.
7304 * mips-tdump.c (print_file_desc): Add cast to enum type.
7305 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
7306 (mark_stabs): Add casts to enum types.
7307 (parse_stabs_common): Add casts to enum types.
7309 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
7311 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
7312 Check for invalid values of LETTER.
7314 2009-05-13 Taras Glek <tglek@mozilla.com>
7316 * attribs.c (register_attribute): moved out attribute registration
7317 into register_attribute.
7318 * doc/plugins.texi: Documented register_attribute and
7320 * gcc-plugin.h: Added forward decl for register_attribute.
7321 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
7322 * plugin.c (register_callback, invoke_plugin_callbacks): Added
7323 PLUGIN_ATTRIBUTES boilerplate.
7325 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
7327 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
7328 values even in sentinel and empty entries.
7329 (ms_printf_flag_specs): Likewise.
7330 (ms_scanf_flag_specs): Likewise.
7331 (ms_strftime_flag_specs): Likewise.
7332 (ms_print_char_table): Likewise.
7333 (ms_scan_char_table): Likewise.
7334 (ms_time_char_table): Likewise.
7336 2009-05-13 Doug Kwan <dougkwan@google.com>
7338 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
7340 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
7342 * config/mips/mips.md (store): Add attributes for QI and HI.
7344 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
7345 (truncdi<mode>2): ... this new pattern.
7347 2009-05-13 Brad Hards <bradh@kde.org>
7349 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
7351 2009-05-14 Jakub Jelinek <jakub@redhat.com>
7352 Ben Elliston <bje@au.ibm.com>
7355 * dse.c (check_mem_read_rtx): Guard against width == -1.
7357 2009-05-13 Michael Matz <matz@suse.de>
7360 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
7361 (trivially_conflicts_p): New function.
7362 (insert_backedge_copies): Use it.
7364 2009-05-13 Janis Johnson <janis187@us.ibm.com>
7366 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
7367 (handle_stdc_pragma): Use new enum constant names.
7368 (handle_pragma_float_const_decimal64): Ditto.
7370 2009-05-13 Ian Lance Taylor <iant@google.com>
7372 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
7375 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
7377 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
7378 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
7380 * config/m68k/m68k.h (FL_UCLINUX): Define.
7382 2009-05-13 Jan Hubicka <jh@suse.cz>
7384 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
7386 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7388 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
7389 unless -fschedule-insns is specified.
7391 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7394 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
7395 TARGET_EXPAND_CBRANCHDI4.
7396 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
7397 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
7398 (cmpeqdi): Fix comment.
7400 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7402 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
7403 (sh_legitimate_address_p): Likewise.
7404 * config/sh/sh.c (sh_legitimate_index_p): New.
7405 (sh_legitimate_address_p): Likewise.
7406 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
7407 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
7408 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
7409 (MAYBE_BASE_REGISTER_RTX_P): New macro.
7410 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
7411 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
7412 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
7413 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
7414 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
7416 2009-05-12 Jan Hubicka <jh@suse.cz>
7418 * tree-inline.c (estimate_operator_cost): Add operands;
7419 when division happens by constant, it is cheap.
7420 (estimate_num_insns): Loads and stores are not having cost of 0;
7421 EH magic stuff is cheap; when computing runtime cost of switch,
7422 use log2 base of amount of its cases; builtin_expect has cost of 0;
7423 compute cost for moving return value of call.
7424 (init_inline_once): Initialize time_based flags.
7425 * tree-inline.h (eni_weights_d): Add time_based flag.
7427 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7429 * df-core.c: Update head documentation.
7431 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
7434 * rs6000.c (rs6000_generate_compare): Use op1b instead of
7435 shadowing exisiting variable op1.
7437 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
7440 * config/i386/driver-i386.c (processor_signatures): New enum.
7441 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
7442 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
7443 processor signature to detect geode processor.
7445 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7449 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7451 * optabs.c (prepare_cmp_insn): Temporarily disable test that
7452 causes spurious differences between trunk and cond-optab branch.
7454 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7456 * dojump.c (compare_from_rtx): Delete.
7457 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
7458 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
7459 if the comparison does not satisfy the predicate; test predicates for
7460 operands 2 and 3 of a cstore pattern. Don't try cstore optab
7461 further if one existing pattern fails.
7462 * expr.h (compare_from_rtx): Delete.
7463 (prepare_operand): Declare it.
7464 * optabs.c: Change "lib call" to "libcall" throughout.
7465 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
7466 HAVE_conditional_trap, emit_cmp_insn): Delete.
7467 (can_compare_p): Delete cmp_optab case.
7468 (prepare_float_lib_cmp): Return an rtx and a machine mode.
7469 Accept other parameters by value.
7470 (prepare_operand): Make non-static.
7471 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
7472 other parameters by value. Try to widen operands here based on
7473 an optab_methods argument and looking at cbranch_optab.
7474 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
7475 loop. Use cbranch_optab directly.
7476 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
7477 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
7479 (emit_conditional_move, emit_conditional_add): Inline what's needed
7480 of compare_from_rtx, using new prepare_cmp_insn for the rest.
7481 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
7482 with COMPARE. Move cmov_optab and cstore_optab above
7483 with cbranch_optab, move cmp_optab down with ucmp_optab,
7484 remove tst_otpab. Do not initialize trap_rtx.
7485 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
7486 for trap code. Do not check HAVE_conditional_trap. Use
7487 prepare_cmp_insn. Accept no predicate for operand 3.
7488 * optabs.h (OTI_cmp): Mark as used only for libcalls.
7489 (OTI_ctrap, ctrap_optab): New.
7490 (tst_optab): Delete.
7491 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
7492 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
7493 with lookup of ctrap_optab.
7494 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
7498 * combine.c (combine_simplify_rtx, simplify_set): Do not
7499 special case comparing against zero for cc0 machines.
7500 * simplify-rtx.c (simplify_binary_operation_1): Never remove
7501 COMPARE on cc0 machines.
7502 (simplify_relational_operation): Return a new expression when
7503 a COMPARE could be removed.
7504 * final.c (final_scan_insn): Compare cc_status values
7505 against LHS of a (compare FOO (const_int 0)) cc0 source.
7506 Also check if cc_status.value is the full compare.
7508 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
7509 (cstoreMM4): Document.
7510 (conditional_trap): Document ctrapMM4 instead.
7511 (sync_compare_and_swapMM): Refer to cbranchcc4.
7512 (Dependent Patterns): Eliminate obsolete information referring to
7513 the old jump optimization phase.
7514 (Canonicalization): Include cbranchcc4 case, omit canonicalization
7515 of compares with 0 on cc0 machines.
7516 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
7517 avoiding references to cc0. Remove text about storing operands
7519 * doc/tm.texi (Condition Codes): Include blurb on different
7520 condition code representations, separate into subsections for
7521 CC0, MODE_CC and conditional execution.
7523 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
7524 alpha_emit_setcc): Accept operands and a machine mode.
7525 * config/alpha/alpha.c (alpha_emit_conditional_branch):
7526 Get code/op0/op1 from operands, use machine mode argument
7527 instead of alpha_compare.fp_p. Emit the branch here.
7528 (alpha_emit_setcc): Likewise, and return boolean.
7529 (alpha_emit_conditional_move): Likewise. Assert that
7530 cmp_op_mode == cmp_mode, and simplify accordingly.
7531 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
7532 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
7533 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
7535 (stack probe test): Use cbranchdi4.
7536 * config/alpha/predicates.md (alpha_cbranch_operator): New.
7538 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
7539 * config/arc/arc.h (movsicc, movsfcc): Use it.
7540 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
7541 (cbranchsi4, cstoresi4): New.
7542 (cmpsi, bCC and sCC expanders): Remove.
7544 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
7545 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
7546 * config/arm/predicates.md (arm_comparison_operator): Only include
7547 floating-point operators if there is a hardware floating-point unit.
7548 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
7549 deferring to cbranch_cc and cstore_cc respectively.
7550 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
7551 cbranch_cc, cstore_cc): New.
7552 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
7554 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
7556 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
7557 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
7559 (adjust_insn_length): Adjust calls.
7560 (avr_reorg): Handle (compare (foo) (const_int 0)).
7561 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
7562 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
7563 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
7564 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
7566 (cbranchqi4, cbranchhi4, cbranchsi4): New.
7567 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
7569 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
7570 (cbranchsi4, cstorebi4, cstoresi4): New.
7571 (movbisi): This insn is duplicate, split it to zero_extend.
7572 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
7573 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
7574 (bfin_optimize_loop): Use cbranch expander.
7575 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
7576 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
7577 (bfin_bimode_comparison_operator): ... this.
7578 (bfin_direct_comparison_operator): New.
7580 * config/cris/cris.c (cris_normal_notice_update_cc): Look
7581 inside (compare FOO (const_int 0)).
7582 (cris_rtx_costs): Handle ZERO_EXTRACT.
7583 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
7584 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
7585 (*tstdi_v32): Delete.
7586 (*cmpdi_non_v32): Add M alternative for operand 1.
7587 (cmpsi, cmp<mode>): Make private.
7588 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
7590 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
7592 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
7593 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
7594 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
7595 (cc_reg_operand): New.
7597 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
7598 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
7599 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
7600 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
7601 crx_expand_scond): Delete.
7603 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
7605 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
7606 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
7608 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
7609 cstoresi4, cstoresf4, cstoredf4): New.
7610 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
7611 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
7612 Receive the entire operands array.
7613 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
7614 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
7615 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
7616 Get test/op0/op1 from the operands array.
7617 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
7619 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
7620 (h8300_expand_store): New.
7621 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
7623 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
7624 (h8300_expand_store): New.
7625 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
7626 or do not try to produce (set (cc0) REG).
7627 (peepholes): Wrap arguments with COMPARE. Add a peephole to
7628 change a compare into a move to a scratch register. Disable some
7629 peepholes when comparing with zero.
7630 (tstsi, tsthi, tstsi, cmpqi): Make private.
7633 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
7636 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
7637 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
7638 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
7639 (ix86_emit_i387_log1p): Use cbranchxf2.
7640 (ix86_expand_setcc): Return void.
7641 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
7642 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
7643 cmp<MODEF>, cmpcc): Remove.
7644 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
7645 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
7646 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
7647 (sCC and bCC expanders): Remove.
7648 (stack_protect_test): Use cbranchcc4.
7650 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
7652 (ia64_expand_compare): Accept three rtx by reference and return void.
7653 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
7654 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
7655 from *expr. Update *expr with the BImode comparison to do.
7656 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
7657 cmptf, bCC, sCC, conditional_trap): Delete.
7658 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
7659 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
7660 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
7661 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
7662 * config/ia64/predicates.md (ia64_cbranch_operator): New.
7664 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
7665 type of last argument.
7666 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
7667 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
7668 use machine mode argument instead of branch_type. Remove dead
7669 code for floating-point comparisons.
7670 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
7671 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
7673 (cbranchsi4, cstoresi4): New.
7674 * config/iq2000/predicates.md (reg_or_const_operand): New.
7676 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
7677 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
7678 (b<code>_op): Rewrite to...
7679 (bcc_op): ... this, using match_operator.
7680 (s<code>_op): Rewrite to...
7681 (scc_op): ... this, using match_operator.
7682 (s<code>_24_op): Rewrite to...
7683 (scc_op_24): ... this, using match_operator.
7684 (s<code>_<mode>): Rewrite to...
7685 (cstore<mode>4): ... this, using match_operator.
7686 (s<code>_<mode>_24): Rewrite to...
7687 (cstore<mode>4_24): ... this, using match_operator.
7688 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
7689 m32c_unpend_compare, m32c_expand_scc): Delete.
7690 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
7691 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
7692 (m32c_expand_movcc): Change NE to EQ if necessary.
7693 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
7695 * config/m32r/m32r-protos.h (gen_cond_store): New.
7696 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
7697 (gen_cond_store): New, from sCC patterns.
7698 (m32r_expand_block_move): Use cbranchsi4.
7699 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
7700 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
7701 (cbranchsi4, cstoresi4): New.
7703 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
7705 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
7706 (m68hc11_notice_update_cc): Look into a compare with 0.
7707 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
7709 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
7710 cmphi, cmpqi, bCC): Delete.
7711 (cbranchsi4, cbranchhi4, cbranchqi4): New.
7712 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
7713 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
7716 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
7717 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
7718 * config/m68k/constraints.md (H): New.
7719 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
7720 the define_insn below.
7721 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
7722 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
7723 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
7724 patterns): Wrap RHS with COMPARE.
7725 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
7726 (*cmpdi_internal): Name this pattern.
7727 (cmpdi): Change to define_insn.
7728 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
7729 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
7730 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
7732 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
7733 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
7734 (conditional_trap): Change to...
7735 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
7736 (*conditional_trap): Use the ordered_comparison_operator and
7737 const1_operand predicates.
7738 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
7739 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
7740 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
7741 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
7743 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
7744 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
7745 (mcore_gen_compare): New.
7746 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
7747 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
7748 (mcore_gen_compare): ... this.
7749 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
7750 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
7751 (stack probe pattern): Use cbranchsi4.
7753 * config/mips/predicates.md (mips_cstore_operator): New.
7754 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
7755 * config/mips/mips.md (any_cond): Delete.
7756 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
7758 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
7759 fixuns_truncsfdi2): Use cbranch patterns.
7760 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
7761 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
7762 Adjust call to mips_expand_conditional_branch.
7763 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
7765 * config/mips/mips-protos.h (mips_expand_conditional_branch,
7766 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
7767 * config/mips/mips.c (cmp_operands): Delete.
7768 (mips_emit_compare): Get comparison operands from *op0/*op1.
7769 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
7770 that it succeeds. Use op0/op1 instead of cmp_operands.
7771 (mips_expand_conditional_branch, mips_expand_conditional_move,
7772 mips_expand_conditional_trap): Likewise.
7773 (mips_block_move_loop): Use cbranch patterns.
7774 * config/mips/mips.h (cmp_operands): Delete.
7776 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
7777 (mmix_gen_compare_reg): Just return a register in the right CC mode.
7778 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
7779 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
7780 (*cmpcc_folded): Rename to...
7781 (*cmpdi_folded): this.
7782 (*cmpcc): Rename to...
7784 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
7787 (cbranchdf4): New. Handle invalid comparisons here.
7788 * config/mmix/predicates.md (float_comparison_operator): New.
7790 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
7791 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
7792 * config/mn10300/mn10300.md (tst): Delete.
7793 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
7794 Name these patterns and wrap RHS in a compare.
7795 (*cmpsi): Make this pattern private. Include tst.
7796 (*cmpsf): Make this pattern private.
7797 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
7798 (compare with zero peepholes): Likewise.
7800 (cbranchsi4, cbranchsf4): New.
7801 (casesi): Use cbranchsi4.
7803 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
7804 hppa_branch_type): Delete.
7805 (return_addr_rtx): Use cbranchsi4.
7806 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
7807 Emit CCFPmode comparison here.
7808 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
7809 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
7810 hppa_branch_type): Delete.
7811 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
7812 (movsicc, movdicc): Remove references to hppa_compare_op0,
7813 hppa_compare_op1 and compare_from_rtx.
7814 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
7815 (casesi): Use cbranchsi4.
7817 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
7818 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
7819 * config/pdp11/pdp11.md (register_or_const0_operand): New.
7820 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
7821 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
7823 (cbranchdf4, cbranchhi4, cbranchqi4): New.
7824 (*branch, *branch_inverted): New.
7826 * config/picochip/picochip.md (cbranchhi4): Use
7827 ordered_comparison_operator.
7828 (cmphi, bCC): Remove.
7830 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
7831 (trap_comparison_operator): Delete.
7832 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
7833 rs6000_emit_cbranch): Accept mode and operands.
7834 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
7835 rs6000_compare_fp_p): Delete.
7836 (rs6000_generate_compare): Accept mode and comparison. Extract code
7837 and op0/op1 from there. Replace references to rs6000_compare_op0
7838 and rs6000_compare_op1.
7839 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
7840 extract result from passed operands.
7841 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
7842 extract loc from passed operands.
7843 (rs6000_emit_cmove): Likewise.
7844 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
7845 rs6000_compare_fp_p): Delete.
7846 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
7847 (cbranch<GPR>4, cbranch<FP>4): New.
7848 (cstore<mode>4): New. Consolidate here all choices about when to use
7849 portable or specialized sCC sequences.
7850 (stack_protect_test): Use cbranchsi4.
7851 (conditional_trap): Replace with ctrap<GPR>4.
7852 (conditional trap insn): Replace trap_comparison_operator with
7853 ordered_comparison_operator.
7855 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
7856 (s390_emit_prologue): Use ctrap.
7857 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
7858 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
7859 New predicates replacing...
7860 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
7861 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
7862 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
7863 (add<mode>cc): Do not use s390_compare_op0/op1.
7864 (s<code>): Change to...
7865 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
7867 (cstorecc4): ... this. Handle EQ or NE equally.
7868 (*sne): Un-privatize for use in cstorecc4.
7869 (b<code>): Change to...
7870 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
7871 (conditional_trap): Replace with...
7872 (ctrap<GPR>4, ctrap<FP>4): ... these.
7873 (stack_protect): Use cbranchcc4.
7875 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
7876 * config/score/score-protos.h (score_gen_cmp): Delete.
7877 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
7878 (score_block_move-loop): Use cbranchsi4.
7879 * config/score/score.md (cbranchsi4): New.
7880 (cmpsi, bCC): Delete.
7881 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
7882 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
7883 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
7884 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
7885 * config/score/score3.h (score3_gen_cmp): Delete.
7886 * config/score/score7.h (score7_gen_cmp): Delete.
7888 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
7889 (sh_emit_scc_to_t): ... this. Return void.
7890 (from_compare): Rename to...
7891 (sh_emit_compare_and_branch): ... this.
7892 (sh_emit_compare_and_set): New.
7893 (sh_expand_t_scc): Accept operands.
7894 * config/sh/predicates.md (sh_float_comparison_operator): New.
7895 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
7896 (prepare_scc_operands): Rename to...
7897 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
7899 (sh_emit_cheap_store_flag): New.
7900 (sh_emit_set_t_insn): New.
7901 (from_compare): Rename to...
7902 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
7903 handling of TARGET_SH2E floating point to avoid recursive call.
7904 Generate branch here.
7905 (sh_emit_compare_and_set): New.
7906 (sh_expand_t_scc): Get op0/op1 from arguments.
7907 (sh_emit_cheap_store_flag): New.
7908 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
7910 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
7911 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
7912 (movsicc, movdicc): Do nothing when it recreated operands from
7913 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
7914 prepare_scc_operands (now sh_emit_scc_to_t).
7915 (udivdi3): Use cstoresi4.
7916 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
7917 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
7918 (cbranchint4_media, cbranchfp4_media): New.
7919 (casesi): Use cbranchdi4.
7920 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
7922 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
7923 (movnegt): Remove second operand.
7924 (cbranchsf4, cbranchdf4): New.
7925 (stack_protect): Use cbranchdi4/cbranchsi4.
7927 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
7928 (gen_compare_reg): Accept comparison, extract part of it to...
7929 (gen_compare_reg_1): ... this.
7930 (gen_compare_operator): Delete.
7931 (gen_v9_scc): Accept separate destination, comparison code and arms.
7932 Do not use sparc_compare_op0/sparc_compare_op1.
7933 (emit_scc_insn, emit_conditional_branch_insn): New.
7934 (emit_v9_brxx): Make static. Remove useless assertion.
7935 (sparc_emit_float_lib_cmp): Return RTL instead of calling
7937 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
7938 * config/sparc/sparc-protos.h (gen_compare_reg,
7939 sparc_emit_float_lib_cmp): Adjust prototype.
7940 (emit_scc_insn, emit_conditional_branch_insn): New.
7941 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
7942 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
7943 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
7944 iterators to the top.
7945 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
7946 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
7947 snedi_special_trunc): Delete.
7948 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
7949 and snedi_special_trunc.
7950 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
7951 cbranchdi4, cbranch<F:mode>4): New.
7952 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
7953 here. Use gen_compare_reg instead of gen_compare_operator.
7954 (conditional_trap): Replace with...
7955 (ctrapsi4, ctrapdi4): ... this.
7956 (stack_protect_test): Use cbranchcc4.
7958 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
7960 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
7961 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
7962 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
7963 from operands[0] or operands[3] depending on is_set.
7964 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
7965 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
7966 cmpdf, bCC), sCC: Remove.
7967 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
7968 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
7970 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
7971 spu_emit_branch_or_set.
7973 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
7975 * config/stormy16/stormy16.h (xstormy16_compare_op0,
7976 xstormy16_compare_op1): Delete.
7977 * config/stormy16/stormy16.c (xstormy16_compare_op0,
7978 xstormy16_compare_op1): Delete.
7979 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
7981 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
7982 (cmphi, cmpsi, bCC): Remove.
7984 * config/v850/v850.md (tstsi, cmpsi): Fold into...
7985 (*cmpsi): ... this one.
7986 (cbranchsi4, cstoresi4): New.
7987 (bCC expanders): Delete.
7988 (sCC insns): Fold into...
7989 (*setcc): ... this one.
7990 (casesi): Do not use gen_cmpsi and gen_bgtu.
7991 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
7992 (movsicc): Simplify.
7993 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
7995 * config/vax/vax-protos.h (cond_name): New.
7996 (vax_output_conditional_branch): Remove.
7997 * config/vax/vax.c (cond_name): New.
7998 (vax_output_conditional_branch): Remove.
7999 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
8000 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
8001 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
8002 (bit<VAXint>): Wrap source with (compare).
8003 (b<code> and following unnamed pattern): Rename to *branch and
8004 *branch_reversed. Change macroization to match_operator.
8005 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
8007 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
8008 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
8009 Change last argument to machine_mode.
8010 (xtensa_expand_scc): Add machine_mode argument.
8011 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
8012 (gen_conditional_move, xtensa_expand_conditional_branch,
8013 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
8014 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
8015 Adjust operand numbers.
8016 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
8018 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
8019 (cmpsi, cmpsf, b<code>, s<code>): Delete.
8020 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
8022 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8024 * optabs.c (prepare_cmp_insn): Temporarily disable test that
8025 causes spurious differences between trunk and cond-optab branch.
8027 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
8030 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
8032 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
8034 * tree.c (iterative_hash_pointer): Delete.
8035 (iterative_hash_expr): Short-circuit handling of NULL pointer.
8036 Hash UIDs and versions of SSA names. Don't special-case built-in
8037 function declarations.
8039 2009-05-11 Ian Lance Taylor <iant@google.com>
8042 * graphite.c: Force -Wc++-compat to only be a warning before
8043 #including "cloog/cloog.h".
8045 2009-05-11 Martin Jambor <mjambor@suse.cz>
8047 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
8049 2009-05-11 Jan Hubicka <jh@suse.cz>
8051 * tree-ssa-loop-ivcanon.c: Include target.h
8052 (struct loop_size): new structure.
8053 (constant_after_peeling): New predicate.
8054 (tree_estimate_loop_size): New function.
8055 (estimated_unrolled_size): Rewrite for new estimates.
8056 (try_unroll_loop_completely): Use new estimates.
8057 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
8059 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
8061 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
8062 libcpp interface change.
8063 (spu_macro_to_expand): Likewise.
8065 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
8067 PR tree-optimization/40026
8068 * gimplify.c (gimplify_init_constructor): Change initial conditional
8069 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
8070 optimize_compound_literals_in_ctor.
8072 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
8074 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
8076 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
8078 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
8080 * tree-vect-data-refs.c (vect_analyze_group_access): Use
8081 HOST_WIDE_INT for gap.
8083 2009-05-11 Ira Rosen <irar@il.ibm.com>
8085 PR tree-optimization/40074
8086 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
8087 account in group size and step comparison.
8089 2009-05-11 Richard Guenther <rguenther@suse.de>
8091 * passes.c (init_optimization_passes): Strip now incorrect comment.
8092 (execute_function_todo): Do not set PROP_alias.
8093 * tree-pass.h (PROP_alias): Remove.
8094 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
8095 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
8096 * tree-nrv.c (pass_return_slot): Likewise.
8097 * tree-object-size.c (pass_object_sizes): Likewise.
8098 * tree-ssa-dom.c (pass_dominator): Likewise.
8099 (pass_phi_only_cprop): Likewise.
8100 * tree-ssa-dse.c (pass_dse): Likewise.
8101 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
8102 (pass_cselim): Likewise.
8103 * tree-ssa-pre.c (pass_pre): Likewise.
8104 (pass_fre): Likewise.
8105 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
8106 * tree-ssa-sink.c (pass_sink_code): Likewise.
8107 * tree-stdarg.c (pass_stdarg): Likewise.
8108 * tree-tailcall.c (pass_tail_calls): Likewise.
8109 * tree-vrp.c (pass_vrp): Likewise.
8111 2009-05-10 Ian Lance Taylor <iant@google.com>
8113 * basic-block.h (enum profile_status): Break out of struct
8115 * cgraph.h (struct inline_summary): Break out of struct
8117 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
8118 of struct cgraph_order_sort.
8119 * combine.c (enum undo_kind): New enum, broken out of struct undo.
8120 * cse.c (struct branch_path): Break out of struct
8121 cse_basic_block_data.
8122 * except.h (enum eh_region_type): Break out of struct eh_region.
8123 * gcc.c (enum add_del): Break out of struct modify_target.
8124 * genrecog.c (enum decision_type): Break out of struct decision_test.
8125 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
8127 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
8128 * regmove.c (enum match_use): New enum, broken out of struct match.
8129 * sched-int.h (enum post_call_group): New enum, broken out of
8131 (struct deps_reg): Break out of struct deps.
8132 * target.h (struct asm_int_op): Break out of struct gcc_target.
8133 * tree-eh.c (struct goto_queue_node): Break out of struct
8135 * tree-inline.h (enum copy_body_cge_which): Break out of
8137 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
8139 * c-decl.c (in_struct, struct_types): New static variables.
8140 (pushtag): Add loc parameter. Change all callers.
8141 (lookup_tag): Add ploc parameter. Change all callers.
8142 (check_compound_literal_type): New function.
8143 (parser_xref_tag): Add loc parameter. Change all callers. If
8144 -Wc++-compat, warn about struct/union/enum types defined within a
8146 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
8147 and loc parameters. Change all callers. Change error calls to
8148 error_at, using loc. For a redefinition, if the location of the
8149 original definition is known, report it. Set in_struct and
8150 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
8151 (finish_struct): Add new parameters enclosing_in_struct and
8152 enclosing_struct_types. Change all callers. Set
8153 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
8154 in the struct. If in a struct, add this struct to struct_types.
8155 (start_enum): Add loc parameter. Change all callers. Use
8156 error_at for errors, using loc. For a redefinition, if the
8157 location of the original definition is known, report it. If in a
8158 struct, add this enum type to struct_types. If -Wc++-compat warn
8159 if in sizeof, typeof, or alignof.
8160 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
8161 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
8162 (c_parser_enum_specifier): Get enum location for start_enum.
8163 (c_parser_struct_or_union_specifier): Get struct location for
8164 start_struct. Save in_struct and struct_types status between
8165 start_struct and finish_struct.
8166 (c_parser_cast_expression): Get location of cast.
8167 (c_parser_alignof_expression): Get location of type.
8168 (c_parser_postfix_expression): Likewise.
8169 (c_parser_postfix_expression_after_paren_type): Add type_loc
8170 parameter. Change all callers. Call check_compound_literal_type.
8171 Use type_loc for error about variable size type.
8172 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
8173 of an enum constant from an enum type defined in a struct or union.
8174 (c_cast_expr): Add loc parameter. Change all callers. If
8175 -Wc++-compat, warn about defining a type in a cast.
8176 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
8177 (start_enum, start_struct, finish_struct): Update declarations.
8178 (parser_xref_tag, c_cast_expr): Update declarations.
8179 (check_compound_literal_type): Declare.
8181 2009-05-11 Ben Elliston <bje@au.ibm.com>
8183 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
8184 for recent libcpp interface change.
8185 (rs6000_macro_to_expand): Likewise.
8187 2009-05-10 Michael Matz <matz@suse.de>
8190 * config/arm/arm.c (require_pic_register): Emit on entry edge,
8191 not at entry of function.
8193 2009-05-10 Richard Guenther <rguenther@suse.de>
8195 PR tree-optimization/40081
8197 * tree-sra.c (instantiate_element): Instantiate scalar replacements
8198 using the main variant of the element type. Do not fiddle with
8199 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
8201 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
8202 structs with volatile fields.
8204 2009-05-10 Jan Hubicka <jh@suse.cz>
8206 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
8207 (estimate_move_cost): Assert that it does not get called for
8209 (estimate_num_insns): Skip VOID types in argument handling.
8210 (optimize_inline_calls): Delete unreachable blocks and verify that
8213 2009-05-10 Jan Hubicka <jh@suse.cz>
8215 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
8216 * cgraph.c (cgraph_mark_address_taken_node): New function.
8217 (dump_cgraph_node): Dump new flag.
8218 * cgraph.h (struct cgraph_node): Add address_taken.
8219 (cgraph_mark_address_taken_node): New function.
8220 * ipa.c (cgraph_postorder): Prioritize functions with address taken
8221 since new direct calls can be born.
8223 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8225 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
8228 2009-05-10 Jan Hubicka <jh@suse.cz>
8231 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
8233 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
8234 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
8235 * tree-inline.c (copy_bb): Set frequency correctly.
8236 (fold_marked_statements): Update call to
8237 cgraph_update_edges_for_call_stmt.
8239 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8241 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
8242 identifiers in diagnostics.
8243 * config/arm/arm.c (arm_handle_fndecl_attribute,
8244 arm_handle_isr_attribute): Likewise.
8245 * config/avr/avr.c (avr_handle_progmem_attribute,
8246 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
8247 * config/bfin/bfin.c (handle_int_attribute,
8248 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
8249 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
8250 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
8252 * config/darwin.c (darwin_handle_kext_attribute,
8253 darwin_handle_weak_import_attribute): Likewise.
8254 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
8255 h8300_handle_eightbit_data_attribute,
8256 h8300_handle_tiny_data_attribute): Likewise.
8257 * config/i386/i386.c (ix86_handle_cconv_attribute,
8258 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
8259 * config/i386/winnt.c (ix86_handle_shared_attribute,
8260 ix86_handle_selectany_attribute): Likewise.
8261 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
8262 * config/m32c/m32c.c (function_vector_handler): Likewise.
8263 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
8264 m68hc11_handle_fntype_attribute): Likewise.
8265 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
8266 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
8267 * config/mips/mips.c (mips_insert_attributes,
8268 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
8269 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
8270 rs6000_handle_struct_attribute): Likewise.
8271 * config/sh/sh.c (sh_insert_attributes,
8272 sh_handle_resbank_handler_attribute,
8273 sh_handle_interrupt_handler_attribute,
8274 sh2a_handle_function_vector_handler_attribute,
8275 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
8277 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
8278 * config/spu/spu.c (spu_handle_fndecl_attribute,
8279 spu_handle_vector_attribute): Likewise.
8280 * config/stormy16/stormy16.c
8281 (xstormy16_handle_interrupt_attribute): Likewise.
8282 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
8283 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
8285 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8287 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
8288 (pp_translate_identifiers): New.
8289 (pp_identifier): Only conditionally translate identifier to locale
8291 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
8292 (pp_base_tree_identifier): Only conditionally translate identifier
8293 to locale character set.
8294 * c-pretty-print.c (M_): Define.
8295 (pp_c_type_specifier, pp_c_primary_expression): Mark English
8296 fragments for conditional translation with M_.
8297 * tree-pretty-print.c (maybe_init_pretty_print): Disable
8298 identifier translation.
8300 2009-05-10 Richard Guenther <rguenther@suse.de>
8302 PR tree-optimization/40081
8303 * tree-sra.c (instantiate_element): Instantiate scalar replacements
8304 using the main variant of the element type. Do not fiddle with
8305 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
8307 2009-05-09 Jan Hubicka <jh@suse.cz>
8310 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
8311 indirect calls; verify cgraph afterwards.
8313 2009-05-09 Jan Hubicka <jh@suse.cz>
8316 * ipa.c (update_inlined_to_pointer): New function.
8317 (cgraph_remove_unreachable_nodes): Use it.
8319 2009-05-09 Jan Hubicka <jh@suse.cz>
8321 * tree-eh.c (struct leh_state): Remove prev_try.
8322 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
8324 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
8325 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
8326 remove_eh_handler_and_replace, foreach_reachable_handler,
8327 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
8328 * except.h (struct eh_region): Remove eh_region_u_cleanup.
8329 (gen_eh_region_cleanup): Update prototype.
8331 2009-05-09 Jan Hubicka <jh@suse.cz>
8334 * except.c (copy_eh_region): Always set prev_try.
8335 (redirect_eh_edge_to_label): Find outer try.
8336 (foreach_reachable_handler): When looking for prev try
8337 handle case where previous try is not going to be taken.
8339 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
8341 PR tree-optimization/40049
8342 * tree-vect-stmts.c (vectorizable_operation): If the machine has
8343 only vector/vector shifts, convert the type of the constant to the
8344 appropriate type to avoid building incorrect trees, which
8345 eventually have problems with garbage collection.
8347 2009-05-08 Joseph Myers <joseph@codesourcery.com>
8349 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
8350 -1 for complex floating-point types if honoring signed zeros.
8352 2009-05-08 Jan Hubicka <jh@suse.cz>
8354 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
8355 argument; handle correctly when profile is absent.
8356 (build_cgraph_edges): Update.
8357 (rebuild_cgraph_edges): Update.
8358 * cgraph.c: Do not include varray.h.
8359 (cgraph_set_call_stmt_including_clones): New function.
8360 (cgraph_create_edge_including_clones): Likewise
8361 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
8362 (cgraph_update_edges_for_call_stmt): Handle clones.
8363 (cgraph_remove_node): Handle clone tree.
8364 (cgraph_remove_node_and_inline_clones): New function.
8365 (dump_cgraph_node): Dump clone tree.
8366 (cgraph_clone_node): Handle clone tree.
8367 (clone_function_name): Bring here from tree-inline.c.
8368 (cgraph_create_virtual_clone): New function.
8369 * cgraph.h (ipa_replace_map): Move here from ipa.h.
8370 (cgraph_clone_info): New function.
8371 (strut cgraph_node): Add clone_info and new clone tree pointers.
8372 (cgraph_remove_node_and_inline_clones,
8373 cgraph_set_call_stmt_including_clones,
8374 cgraph_create_edge_including_clones,
8375 cgraph_create_virtual_clone): Declare.
8376 (cgraph_function_versioning): Use VEC argument.
8377 (compute_call_stmt_bb_frequency): Update prototype.
8378 (cgraph_materialize_all_clones): New function.
8379 * ipa-cp.c (ipcp_update_cloned_node): Remove.
8380 (ipcp_create_replace_map): Update to VECtors.
8381 (ipcp_update_callgraph): Use virtual clones.
8382 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
8383 (ipcp_update_profiling): Do not update local profiling.
8384 (ipcp_insert_stage): Use VECtors and virtual clones.
8385 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
8386 (clone_of_p): New function.
8387 (cgraph_preserve_function_body_p): Use clone tree.
8388 (cgraph_optimize): Materialize clones.
8389 (cgraph_function_versioning): Update for VECtors.
8390 (save_inline_function_body): Use clone tree.
8391 (cgraph_materialize_clone): New function.
8392 (cgraph_materialize_all_clones): Likewise.
8393 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
8394 * ipa.c: Include gimple.h.
8395 (cgraph_remove_unreachable_nodes): Use clone tree.
8396 * ipa-prop.c (ipa_note_param_call): Update call to
8397 compute_call_stmt_bb_frequencycall.
8398 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
8399 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
8400 (copy_bb): Handle updating of clone tree; add new edge when new call
8402 (expand_call_inline): Be strict about every call having edge.
8403 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
8404 (delete_unreachable_blocks_update_callgraph): New function.
8405 (tree_function_versioning): Use VECtors; always remove unreachable
8406 blocks and fold conditionals.
8407 * tree-inline.h: Do not include varray.h.
8408 (tree_function_versioning): Remove.
8409 * Makefile.in (GTFILES): Remove tree-inline.c
8410 * passes.c (do_per_function): Do only functions having body.
8411 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
8414 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
8415 Andrew Morrow <acm@google.com>
8418 * c-common.c (c_common_attribute_table): Permit deprecated
8419 attribute to take an optional argument.
8420 (handle_deprecated_attribute): If the optional argument to
8421 __attribute__((deprecated)) is not a string ignore the attribute
8424 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
8425 * c-typeck.c (build_component_ref): Likewise.
8426 (build_external_ref): Likewise.
8428 * toplev.c (warn_deprecated_use): Add an attribute argument.
8429 Emit the message associated with __attribute__((deprecated)).
8431 * toplev.h (warn_deprecated_use): Updated.
8433 * doc/extend.texi: Document new optional parameter to
8434 __attribute__((deprecated))
8436 2009-05-08 Michael Eager <eager@eagercon.com>
8438 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
8439 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
8441 2009-05-08 Richard Guenther <rguenther@suse.de>
8443 PR tree-optimization/40062
8444 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
8445 Avoid exponential behavior.
8447 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8449 PR rtl-optimization/33928
8451 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
8452 process_uses, build_single_def_use_links): New.
8453 (update_df): Update use_def_ref.
8454 (forward_propagate_into): Use get_def_for_use instead of use-def
8456 (fwprop_init): Call build_single_def_use_links and let it initialize
8458 (fwprop_done): Free use_def_ref.
8459 (fwprop_addr): Eliminate duplicate call to df_set_flags.
8460 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
8461 df_rd_simulate_one_insn): New.
8462 (df_rd_bb_local_compute_process_def): Update head comment.
8463 (df_chain_create_bb): Use the new RD simulation functions.
8464 * df.h (df_rd_simulate_artificial_defs_at_top,
8465 df_rd_simulate_one_insn): New.
8466 * opts.c (decode_options): Enable fwprop at -O1.
8467 * doc/invoke.texi (-fforward-propagate): Document this.
8469 2009-05-08 Joseph Myers <joseph@codesourcery.com>
8472 * c-typeck.c (build_binary_op): Handle arithmetic between one real
8473 and one complex operand specially.
8474 * tree-complex.c (some_nonzerop): Do not identify a real value as
8475 zero if flag_signed_zeros.
8477 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8479 PR rtl-optimization/33928
8480 * loop-invariant.c (record_use): Fix && vs. || mishap.
8482 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8484 PR rtl-optimization/33928
8485 * loop-invariant.c (struct use): Add addr_use_p.
8486 (struct def): Add n_addr_uses.
8487 (struct invariant): Add cheap_address.
8488 (create_new_invariant): Set cheap_address.
8489 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
8490 (record_uses): Pass df_ref to record_use.
8491 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
8494 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
8496 * config/sh/sh.c: Do not include c-pragma.h.
8498 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
8500 * config/spu/spu.c: Remove include of c-common.h.
8502 2009-05-07 Janis Johnson <janis187@us.ibm.com>
8505 * c-common.h (mark_valid_location_for_stdc_pragma,
8506 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
8507 clear_float_const_decimal64, float_const_decimal64_p): New.
8508 * c.opt (Wunsuffixed-float-constants): New.
8509 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
8510 unsuffixed float constant, handle new warning.
8511 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
8512 * c-decl.c (c_scope): New flag float_const_decimal64.
8513 (set_float_const_decimal64, clear_float_const_decimal64,
8514 float_const_decimal64_p): New.
8515 (push_scope): Set new flag.
8516 * c-parser.c (c_parser_translation_unit): Mark when it's valid
8517 to use STDC pragmas.
8518 (c_parser_external_declaration): Ditto.
8519 (c_parser_compound_statement_nostart): Ditto.
8520 * c-pragma.c (valid_location_for_stdc_pragma,
8521 mark_valid_location_for_stdc_pragma,
8522 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
8523 handle_pragma_float_const_decimal64): New.
8524 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
8525 * cp/semantics.c (valid_location_for_stdc_pragma_p,
8526 set_float_const_decimal64, clear_float_const_decimal64,
8527 float_const_decimal64_p): New dummy functions.
8528 * doc/extend.texi (Decimal Float): Remove statement that the
8529 pragma, and suffix for double constants, are not supported.
8530 * doc/invoke.texi (Warning Options): List new option.
8531 (-Wunsuffixed-float-constants): New.
8533 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
8535 * config/i386/i386.c: Do not include c-common.h.
8537 2009-05-07 Mark Heffernan <meheff@google.com>
8539 * doc/invoke.texi (Debugging Options): Document change of debugging
8541 * opts.c (decode_options): Make dump_base_name relative to
8542 aux_base_name directory.
8544 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
8546 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
8547 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
8549 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
8551 * Makefile.in (install-plugin): Simplify a bit.
8553 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
8555 * Makefile.in (OBJS-common): Add regcprop.o.
8557 * timevar.def (TV_CPROP_REGISTERS): New.
8558 * regrename.c (regrename_optimize): Return 0.
8559 (rest_of_handle_regrename): Delete.
8560 (pass_rename_registers): Point to regrename_optimize.
8561 (struct value_data_entry, struct value_data,
8562 kill_value_one_regno, kill_value_regno, kill_value,
8563 set_value_regno, init_value_data, kill_clobbered_value,
8564 kill_set_value, kill_autoinc_value, copy_value,
8565 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
8566 replace_oldest_value_reg, replace_oldest_value_addr,
8567 replace_oldest_value_mem, copyprop_hardreg_forward_1,
8568 debug_value_data, validate_value_data): Move...
8569 * regcprop.c: ... here.
8570 (rest_of_handle_cprop): Delete.
8571 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
8573 2009-05-07 Jakub Jelinek <jakub@redhat.com>
8576 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
8577 GEN_INT for 1 << bitnum.
8578 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
8581 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
8583 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
8584 Remove wrong description of "nand" operation.
8586 2009-05-06 Richard Guenther <rguenther@suse.de>
8587 Adam Nemet <anemet@caviumnetworks.com>
8589 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
8590 comment. Add that if LHS is not a gimple register, then RHS1 has
8591 to be a single object (GIMPLE_SINGLE_RHS).
8593 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
8595 * expr.c (get_def_for_expr): Move it up in the file.
8596 (store_field): When expanding a bit-field store, look at the
8597 defining gimple stmt for the masking conversion.
8599 2009-05-06 Janis Johnson <janis187@us.ibm.com>
8602 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
8603 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
8604 32-bit memcpy into long.
8606 2009-05-06 Jakub Jelinek <jakub@redhat.com>
8608 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
8609 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
8611 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
8612 instead of appending DW_OP_deref*.
8614 2009-05-06 Michael Matz <matz@suse.de>
8617 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
8618 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
8620 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
8622 * Makefile.in (install-plugin): Fix srcdir handling.
8624 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
8626 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
8627 when processing for not_regs_needed bitmap.
8628 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
8629 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
8630 handling it for rhs.
8632 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
8634 * config/i386/i386.md (unnamed inc/dec peephole): Use
8635 optimize_insn_for_size_p instead of optimize_size.
8636 * config/i386/predicates.md (incdec_operand): Likewise.
8637 (aligned_operand): Likewise.
8638 * config/i386/sse.md (divv8sf3): Likewise.
8639 (sqrtv8sf2): Likewise.
8641 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
8643 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
8645 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
8647 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
8649 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
8650 ssemodesuffixf2c with avxmodesuffixf2c.
8652 2009-05-06 Joseph Myers <joseph@codesourcery.com>
8655 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
8657 2009-05-05 Jakub Jelinek <jakub@redhat.com>
8659 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
8660 (struct tree_base): Adjust spacing for 8 bit boundaries.
8661 (struct tree_decl_common): Add decl_by_reference_flag bit.
8662 (DECL_BY_REFERENCE): Adjust.
8663 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
8664 print DECL_BY_REFERENCE bit.
8665 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
8666 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
8667 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
8668 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
8672 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
8673 range of the type, but default label is missing, add it with one
8674 of the existing labels instead of adding a new label for it.
8676 2009-05-05 Joseph Myers <joseph@codesourcery.com>
8680 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
8682 * Makefile.in (enable_plugin, plugin_includedir): New.
8683 (install): Depend on install-plugin.
8684 (PLUGIN_HEADERS): New.
8685 (install-plugin): New.
8686 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
8688 2009-05-05 Richard Guenther <rguenther@suse.de>
8690 PR tree-optimization/40022
8691 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
8693 (phivn_valid_p): Fix tuplification error, simplify.
8694 (phiprop_insert_phi): Add dumps.
8695 (propagate_with_phi): Simplify.
8697 2009-05-05 Richard Guenther <rguenther@suse.de>
8700 * builtins.c (gimplify_va_arg_expr): Properly build the address.
8702 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
8704 * tree.h (strip_float_extensions): Remove duplicate declaration.
8705 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
8706 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
8707 block_ultimate_origin): Rearrange the declarations line to match the
8708 comment that indicates the .c file which the functions are defined.
8709 (dwarf2out_*, set_decl_rtl): Add comment.
8710 (get_base_address): Adjust comment.
8711 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
8712 declarations line and add comment.
8713 (is_builtin_name): Add blank after function name, for clarity.
8715 2009-05-04 Joseph Myers <joseph@codesourcery.com>
8717 * attribs.c (decl_attributes): Use %qE for identifiers in
8719 * cgraphunit.c (verify_cgraph_node): Translate function names to
8720 locale character set in diagnostics.
8721 * coverage.c (get_coverage_counts): Use %qE for identifiers in
8723 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
8724 Document that functions are named in UTF-8.
8725 * expr.c (expand_expr_real_1): Translate function names to locale
8726 character set in diagnostics.
8727 * gimplify.c (omp_notice_variable, omp_is_private,
8728 gimplify_scan_omp_clauses): Use %qE for identifiers in
8730 * langhooks.c (lhd_print_error_function): Translate function names
8731 to locale character set.
8732 * langhooks.h (decl_printable_name): Document that return value is
8733 in internal character set.
8734 * stmt.c: Include pretty-print.h
8735 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
8737 (resolve_operand_name_1): Translate named operand name to locale
8739 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
8741 * toplev.c (announce_function): Translate function names to locale
8743 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
8744 (default_tree_printer): Use pp_identifier or translate identifiers
8745 to locale character set. Mark "<anonymous>" for translation.
8746 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
8747 for identifiers in diagnostics.
8748 * tree.c (handle_dll_attribute): Use %qE for identifiers in
8750 * varasm.c (output_constructor): Use %qE for identifiers in
8753 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
8755 * configure.ac: use ` ` instead of $()
8756 * configure: Regenerate.
8758 2009-05-05 Ben Elliston <bje@au.ibm.com>
8760 * config/pa/linux-atomic.c: Eliminate conditional include of
8761 errno.h on non-LP64 systems to simplify build requirements.
8763 2009-05-04 Joseph Myers <joseph@codesourcery.com>
8765 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
8767 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
8768 and pass value to identifier_to_locale.
8769 (warn_variable_length_array): Make name a tree.
8770 (grokdeclarator): Separate diagnostic texts for named and unnamed
8771 declarators. Use %qE for named declarators.
8772 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
8774 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
8775 identifiers in diagnostics.
8776 * c-typeck.c (push_member_name, start_init): Pass identifiers to
8777 identifier_to_locale. Mark "anonymous" strings for translation.
8779 2009-05-04 Michael Eager <eager@eagercon.com>
8781 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
8782 address for DImode/DFmode only if double-precision FP regs.
8784 2009-05-04 Michael Eager <eager@eagercon.com>
8786 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
8787 TARGET_SINGLE_FLOAT check.
8789 2009-05-04 Michael Eager <eager@eagercon.com>
8791 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
8793 2009-05-04 Michael Eager <eager@eagercon.com>
8795 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
8796 * config/rs6000/t-xilinx: New
8798 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
8800 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
8801 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
8802 * gcc/explow.c (memory_address): Use target hook.
8803 * gcc/targhooks.c (default_legitimize_address): New.
8804 * gcc/targhooks.h (default_legitimize_address): New.
8805 * gcc/target.h (legitimize_address): New.
8806 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
8807 (TARGET_INITIALIZER): Include it.
8808 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
8810 * config/bfin/bfin-protos.h (legitimize_address): Remove.
8811 * config/bfin/bfin.c (legitimize_address): Remove.
8812 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
8813 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
8815 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
8816 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
8818 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
8819 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
8820 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
8821 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
8822 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
8823 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
8824 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
8825 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
8826 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
8827 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
8828 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
8829 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
8830 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
8831 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
8832 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
8833 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
8834 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
8835 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
8836 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
8837 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
8838 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
8839 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
8840 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
8842 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
8843 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
8844 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
8845 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
8846 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
8847 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
8848 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
8849 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
8850 (thumb_legitimize_address): Delete.
8851 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
8852 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
8853 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
8854 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
8855 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
8856 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
8858 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
8861 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
8862 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
8863 * config/m32r/m32r.c (m32r_legitimize_address): New.
8864 * config/m68k/m68k.c (m68k_legitimize_address): New.
8865 * config/score/score.c (score_legitimize_address): Standardize.
8866 * config/score/score3.c (score3_legitimize_address): Standardize.
8867 * config/score/score3.h (score3_legitimize_address): Adjust.
8868 * config/score/score7.c (score7_legitimize_address): Standardize.
8869 * config/score/score7.h (score7_legitimize_address): Adjust.
8870 * config/sh/sh.c (sh_legitimize_address): New.
8871 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
8873 * gcc/config/s390/s390.c (legitimize_address): Rename to...
8874 (s390_legitimize_address): ... this.
8875 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
8876 (sparc_legitimize_address): ... this.
8877 * gcc/config/i386/i386.c (legitimize_address): Rename to...
8878 (ix86_legitimize_address): ... this.
8879 * gcc/config/avr/avr.c (legitimize_address): Rename to...
8880 (avr_legitimize_address): ... this.
8881 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
8882 (mn10300_legitimize_address): ... this.
8883 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
8884 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
8885 (alpha_expand_mov): Adjust call.
8887 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
8888 * config/spu/spu.c (spu_legitimize_address): Likewise.
8889 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
8890 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
8892 2009-05-04 Joseph Myers <joseph@codesourcery.com>
8894 * intl.c (locale_encoding, locale_utf8): New.
8895 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
8896 * intl.h (locale_encoding, locale_utf8): Declare.
8897 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
8898 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
8900 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
8902 (pp_tree_identifier): Define to call pp_base_tree_identifier.
8903 (pp_base_tree_identifier): Declare as function.
8904 (identifier_to_locale): Declare.
8905 * Makefile.in (pretty-print.o): Update dependencies.
8906 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
8908 2009-05-04 Richard Guenther <rguenther@suse.de>
8911 * builtins.c (fold_builtin_memory_op): Do not decay to element
8912 type if the size matches the whole array.
8914 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
8916 * expmed.c (synth_mult): When trying out a shift, pass the result
8919 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
8921 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
8922 (shiftsub1_cost): New.
8923 (init_expmed): Compute shiftsub1_cost.
8924 (synth_mult): Optimize multiplications by constants of the form
8925 -(2^^m-1) for some constant positive integer m.
8927 2009-05-03 Richard Guenther <rguenther@suse.de>
8930 * c-typeck.c (array_to_pointer_conversion): Do not built
8931 ADDR_EXPRs of arrays of pointer-to-element type.
8932 * c-gimplify.c (c_gimplify_expr): Revert change fixing
8933 up wrong ADDR_EXPRs after-the-fact.
8934 * c-common.c (strict_aliasing_warning): Strip pointer
8935 conversions for obtaining the original type.
8936 * builtins.c (fold_builtin_memset): Handle array types.
8937 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
8940 2009-05-03 Richard Guenther <rguenther@suse.de>
8943 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
8944 Do not lose casts from array types with unknown extent to array
8945 types with known extent.
8946 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
8947 alias set compatibility.
8949 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
8951 * flags.h (extra_warnings): Delete.
8952 * toplev.c (process_options): Handle Wuninitialized here.
8953 * opts.c (extra_warnings): Delete.
8954 (set_Wextra): Delete.
8955 (common_handle_option): -Wextra can be handled automatically.
8956 * c-opts.c (c_common_handle_option): Delete obsolete code.
8957 (c_common_post_options): Simplify comment.
8958 * common.opt (W): Add Var.
8960 (Wuninitialized): Initialize to -1.
8962 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
8963 Richard Guenther <rguenther@suse.de>
8965 * expr.c (get_def_for_expr): New function.
8966 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
8967 SSA rather than trees.
8968 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
8969 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
8971 2009-05-03 Joseph Myers <joseph@codesourcery.com>
8973 * c-common.c (reswords): Add _Imaginary.
8974 * c-common.c (enum rid): Add RID_IMAGINARY.
8976 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
8978 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
8979 Patch by Richard Guenther.
8981 2009-05-03 Anatoly Sokolov <aesok@post.ru>
8983 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
8984 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
8985 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
8986 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
8987 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
8988 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
8989 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
8990 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
8991 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
8992 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
8993 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
8994 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
8995 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
8996 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
8997 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
8998 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
8999 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
9000 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
9002 2009-05-02 Richard Guenther <rguenther@suse.de>
9004 PR tree-optimization/39940
9005 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
9008 2009-05-02 Richard Guenther <rguenther@suse.de>
9011 * tree-ssa.c (execute_update_addresses_taken): Properly check
9012 if we can mark a variable DECL_GIMPLE_REG_P.
9013 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
9014 back to the end of the function.
9015 (is_gimple_reg_type): Remove complex type special casing.
9016 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
9019 2009-05-02 Ben Elliston <bje@au.ibm.com>
9021 * doc/collect2.texi (Collect2): Document search path behaviour
9022 when configured with --with-ld.
9024 2009-05-02 Jan Hubicka <jh@suse.cz>
9026 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
9027 parameter; update callers.
9028 (coalesce_cost_edge): EH edges are costier because they needs
9029 splitting even if not critical and even more costier when there are
9030 multiple EH predecestors.
9032 2009-05-02 Jan Hubicka <jh@suse.cz>
9034 * except.c (remove_eh_handler_and_replace): Handle updating after
9035 removing TRY blocks.
9037 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
9039 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
9041 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
9043 * varasm.c: Do not include c-pragma.h.
9044 * attribs.c: Do not incude c-common.h.
9046 2009-05-01 Michael Matz <matz@suse.de>
9048 * calls.c (initialize_argument_information): Handle SSA names like
9049 decls with a non MEM_P DECL_RTL.
9051 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
9053 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
9054 * ipa-utils.c: Likewise.
9055 * ipa-type-escape.c: Likewise.
9056 * cgraphunit.c Do not include c-common.h.
9057 * ipa-pure-const.c: Likewise.
9058 * tree-if-conv.c: Likewise.
9059 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
9060 * ipa-struct-reorg.c: Likewise.
9061 * tree-nomudflap.c: Likewise.
9062 * tree-ssa-structalias.c: Likewise.
9064 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
9066 * store-motion.c: Many cleanups to make this pass a first-class
9067 citizen instead of an appendix to gcse load motion. Add TODO list
9068 to make this pass faster/cleaner/better.
9070 (struct ls_expr): Post gcse.c-split cleanups.
9071 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
9072 "stores" field to "avail_stores".
9073 (pre_ldst_mems): Rename to store_motion_mems.
9074 (pre_ldst_table): Rename to store_motion_mems_table.
9075 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
9076 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
9077 (ldst_entry): Rename to st_expr_entry, update users.
9078 (free_ldst_entry): Rename to free_st_expr_entry, update users.
9079 (free_ldst_mems): Rename to free_store_motion_mems, update users.
9080 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
9082 (first_ls_expr): Rename to first_st_expr, update users.
9083 (next_ls_expr): Rename to next_st_expr, update users.
9084 (print_ldst_list): Rename to print_store_motion_mems. Print names of
9085 fields properly for store motion instead of names inherited from load
9087 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
9088 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
9091 (ae_kill): Rename to st_kill, update users.
9092 (ae_gen): Rename to st_avloc, update users.
9093 (transp): Rename to st_transp, update users.
9094 (pre_insert_map): Rename to st_insert_map, update users.
9095 (pre_delete_map): Rename to st_delete_map, update users.
9096 (insert_store, build_store_vectors, free_store_memory,
9097 one_store_motion_pass): Update for abovementioned changes.
9099 (gcse_subst_count, gcse_create_count): Remove.
9100 (one_store_motion_pass): New statistics counters "n_stores_deleted"
9101 and "n_stores_created", local variables.
9103 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
9106 (regvec, compute_store_table_current_insn): Remove.
9107 (reg_set_info, reg_clear_last_set): Remove.
9108 (compute_store_table): Use DF caches instead of local dataflow
9111 2009-05-01 Joseph Myers <joseph@codesourcery.com>
9113 * c-objc-common.c (c_tree_printer): Print identifiers with
9114 pp_identifier, not pp_string. Mark "({anonymous})" for
9116 * c-pretty-print.c (pp_c_ws_string): New.
9117 (pp_c_cv_qualifier, pp_c_type_specifier,
9118 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
9119 pp_c_storage_class_specifier, pp_c_function_specifier,
9120 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
9121 pp_c_primary_expression, pp_c_postfix_expression,
9122 pp_c_unary_expression, pp_c_shift_expression,
9123 pp_c_relational_expression, pp_c_equality_expression,
9124 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
9125 use pp_string and pp_c_ws_string in place of pp_identifier and
9126 pp_c_identifier for non-identifiers. Mark English strings for
9128 * c-pretty-print.h (pp_c_ws_string): Declare.
9130 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
9131 Roland McGrath <roland@redhat.com>
9133 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
9134 (ENABLE_LD_BUILDID): New configuration option.
9135 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
9136 (LINK_BUILDID_SPEC): New macro.
9137 (init_spec): If defined, prepend it between LINK_EH_SPEC and
9139 * doc/install.texi: Document --enable-linker-build-id option.
9140 * configure: Rebuild.
9141 * config.in: Rebuild.
9143 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
9145 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
9146 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
9147 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
9148 MIPS_GP_SAVE_AREA_SIZE.
9149 * config/mips/mips.c (struct mips_frame_info): Update comment
9150 before arg_pointer_offset and hard_frame_pointer_offset.
9151 (mips_compute_frame_info): Update diagram before function: to
9152 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
9153 indicate the position of frame_pointer_rtx with -fstack-protector and
9154 to show args_size. Don't allocate cprestore area for leaf functions
9155 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
9157 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
9159 2009-04-30 Michael Matz <matz@suse.de>
9161 PR tree-optimization/39955
9162 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
9164 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
9166 * ira.c (setup_cover_and_important_classes): Use safe macro
9167 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
9169 * genpreds.c (write_tm_preds_h): Output suitable definition of
9170 REG_CLASS_FOR_CONSTRAINT.
9172 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
9174 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
9176 * bitmap.c (bitmap_descriptor): Likewise.
9177 * ggc-common.c (loc_descriptor): Likewise.
9178 * varray.c (varray_descriptor): Likewise.
9179 * vec.c (vec_descriptor): Likewise.
9181 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
9183 * Makefile.in (dce.o): Add $(EXCEPT_H).
9184 * dce.c: Include except.h and delete redundant vector definitions.
9185 (deletable_insn_p): Return false for non-call insns that can throw
9188 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
9190 * gcse.c (ae_gen): Remove.
9191 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
9192 and make non-static function to make it available in store-motion.c.
9193 Update call sites with search-and-replace.
9194 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
9195 extract_mentioned_regs, extract_mentioned_regs_helper,
9196 find_moveable_store, compute_store_table, load_kills_store, find_loads,
9197 store_killed_in_insn, store_killed_after, store_killed_before,
9198 build_store_vectors, insert_insn_start_basic_block, insert-store,
9199 remove_reachable_equiv_notes, replace_store_insn, delete_store,
9200 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
9201 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
9202 * store-motion.c: ...new file. Also copy data structures from gcse.c
9203 and clean up to remove parts not used by store motion.
9204 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
9205 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
9207 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9210 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
9211 when optimizing for size.
9213 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
9215 * gcse.c (gcse_constant_p): Fix typo in last change.
9217 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
9219 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
9221 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
9223 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
9225 2009-04-29 James E. Wilson <wilson@codesourcery.com>
9227 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
9228 CONST_HIGH_PART result.
9230 2009-04-29 Anatoly Sokolov <aesok@post.ru>
9232 * config/avr/avr.c (initial_elimination_offset): Rename to
9233 avr_initial_elimination_offset.
9234 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
9235 change return type to bool.
9236 (avr_can_eliminate): New function.
9237 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
9238 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
9239 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
9240 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
9241 avr_initial_elimination_offset.
9242 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
9243 (avr_initial_elimination_offset): Define.
9245 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
9246 Steven Bosscher <steven@gcc.gnu.org>
9248 PR rtl-optimization/39938
9249 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
9250 * cfgrtl.c: Include insn-attr.h.
9251 (rest_of_pass_free_cfg): New function.
9252 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
9253 * resource.c (init_resource_info): Remove call to df_analyze.
9255 2009-04-29 Richard Guenther <rguenther@suse.de>
9258 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
9259 allow conversion to signed integers.
9261 2009-04-29 Richard Guenther <rguenther@suse.de>
9263 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
9264 shifts of floating point vectors if the shift amount is
9265 a constant multiple of the element size.
9267 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
9268 Michael Matz <matz@suse.de>
9272 * tree-outof-ssa.c (emit_partition_copy): New function.
9273 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
9274 insert_part_to_rtx_on_edge): Perform the partition base var
9275 copy using emit_partition_copy.
9276 (insert_value_copy_on_edge): Convert constants to the right mode.
9277 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
9278 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
9280 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9282 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
9283 scan backwards to try to find a constant to initialize it.
9285 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
9286 insn before the loop_end instruction, don't look past labels.
9288 2009-04-29 Richard Guenther <rguenther@suse.de>
9291 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
9292 loose type conversions.
9293 (forward_propagate_addr_expr): Fix tuplification bug. Remove
9294 stmts only if there are no uses of its definition.
9296 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9298 * config/bfin/bfin.h (splitting_loops): Declare.
9299 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
9300 Reorder bit definitions to be ascending.
9301 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
9302 * config/bfin/bfin.c (splitting_loops): New variable.
9303 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
9304 (struct loop_info): Remove members INIT and LOOP_INIT.
9305 (bfin_optimize_loop): Don't set them. Reorder the code that generates
9306 the LSETUP sequence. Allow LC to be loaded from any register, but
9307 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
9308 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
9310 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
9311 of reload_completed.
9314 * config/bfin/bfin.md (movsi_insn): Refine constraints.
9316 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
9318 * Makefile.in (PLUGIN_VERSION_H): New.
9319 (OBJS-common): Remove plugin-version.o.
9320 (plugin.o): Depend on (PLUGIN_VERSION_H).
9321 (plugin-version.o): Remove.
9322 * configure: Regenerate
9323 * configure.ac: Create plugin-version.h.
9324 * gcc-plugin.h (plugin_gcc_version): Remove.
9325 (plugin_default_version_check): Change signature.
9326 * plugin-version.c: Remove.
9327 * plugin.c: Include plugin-version.h.
9328 (str_plugin_gcc_version_name): Remove.
9329 (try_init_one_plugin): Pass gcc version to plugin_init.
9330 (plugin_default_version_check): Both gcc and plugin versions are now
9333 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9335 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
9336 problematic last insns. Test for TYPE_CALL rather than CALL_P.
9337 Remove special case testing for last insn of inner loops. Don't fail
9338 if the loop ends with a jump, emit an extra nop instead.
9340 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
9341 DREGS rather than comparing directly. Remove code that tries to
9342 account for latencies.
9344 2009-04-29 Richard Guenther <rguenther@suse.de>
9346 PR tree-optimization/39941
9347 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
9348 eliminating an indirect call.
9350 2009-04-29 Richard Guenther <rguenther@suse.de>
9352 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
9353 parameter. Allow invariants as base if !require_lvalue.
9354 (verify_gimple_assign_single): Adjust.
9356 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9358 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
9359 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
9360 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
9361 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
9362 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
9364 * config/bfin/bfin.c (bfin_expand_builtin,
9365 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
9367 2009-04-28 Richard Guenther <rguenther@suse.de>
9369 * tree-vect-loop.c (get_initial_def_for_induction): Use
9370 correct types for pointer increment.
9372 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9374 * toplev.c (print_version): Update GMP version string calculation.
9376 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
9378 PR rtl-optimization/39938
9379 * resource.c (init_resource_info): Add call to df_analyze.
9381 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9383 * config/alpha/alpha.md (usegp): Cast the result of
9384 alpha_find_lo_sum_using_gp to enum attr_usegp.
9385 * config/alpha/alpha.c (override_options): Remove end-of-structure
9386 marker element from cpu_table. Use array size of cpu_table to handle
9387 -mcpu and -mtune options.
9388 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
9390 2009-04-28 Joseph Myers <joseph@codesourcery.com>
9392 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
9393 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
9394 tune_32 and tune_64.
9395 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
9397 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
9398 * config/rs6000/option-defaults.h: ... here. New file.
9399 (OPT_64, OPT_32): Define.
9400 (MASK_64BIT): Define to 0 if not already defined.
9401 (OPT_ARCH64, OPT_ARCH32): Define.
9402 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
9405 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9407 * config/arm/arm.c (arm_override_options): Emit error on using
9410 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9412 PR rtl-optimization/39914
9413 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
9414 registers for allocnos created from user-defined variables only
9415 when not optimizing.
9417 2009-04-28 Richard Guenther <rguenther@suse.de>
9420 * fold-const.c (fold_binary): Use distribute_real_division only
9423 2009-04-28 Steve Ellcey <sje@cup.hp.com>
9425 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
9426 add hpux-stdint.h to tm_file.
9427 (hppa[12]*-*-hpux11*): Ditto.
9428 (ia64*-*-hpux*): Ditto.
9429 * config/hpux-stdint.h: New.
9430 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
9431 __STDC_EXT__ for all compiles.
9432 * config/pa/pa-hpux.h: Ditto.
9433 * config/pa/pa-hpux10.h: Ditto.
9434 * config/pa/pa-hpux11.h: Ditto.
9436 2009-04-28 Catherine Moore <clm@codesourcery.com>
9438 * debug.h (set_name): Add comment.
9440 2009-04-28 Andrew Pinski <pinskia@gmail.com>
9443 * config/darwin.c (machopic_gen_offset): Check
9444 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
9445 * config/arm/arm.c (require_pic_register): Likewise.
9447 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
9449 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
9450 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
9451 m32c_promote_prototypes): Delete.
9453 2009-04-28 Michael Matz <matz@suse.de>
9456 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
9459 2009-04-28 Richard Guenther <rguenther@suse.de>
9461 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
9463 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9465 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
9466 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
9467 * config/arm/arm-tune.md: Regenerate.
9469 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
9471 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
9472 block if there are complex incoming edges.
9473 (sel_merge_blocks): Remove useless assert.
9474 (sel_redirect_edge_and_branch): Check that edge was redirected.
9475 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
9476 (sel_find_rgns): Delete declaration.
9477 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
9478 the region when it is not a preheader.
9480 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9483 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
9485 2009-04-28 Richard Guenther <rguenther@suse.de>
9487 * tree.h (SSA_NAME_VALUE): Remove.
9488 (struct tree_ssa_name): Remove value_handle member.
9489 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
9490 array for jump threading.
9491 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
9493 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
9494 * tree-flow.h (threadedge_initialize_values): Declare.
9495 (threadedge_finalize_values): Likewise.
9496 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
9497 (SSA_NAME_VALUE): Define.
9498 (threadedge_initialize_values): New function.
9499 (threadedge_finalize_values): Likewise.
9500 * tree-ssa-dom.c (ssa_name_values): New global variable.
9501 (SSA_NAME_VALUE): Define.
9502 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
9504 2009-04-28 Ira Rosen <irar@il.ibm.com>
9506 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
9507 Use REPORT_VECTORIZED_LOCATIONS instead
9508 REPORT_VECTORIZED_LOOPS.
9509 * tree-vectorizer.c (vect_verbosity_level): Make static.
9510 (vect_loop_location): Rename to vect_location.
9511 (vect_set_verbosity_level): Update comment.
9512 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
9514 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
9515 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
9516 instead REPORT_UNVECTORIZED_LOOPS.
9517 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
9518 and vect_loop_def to vect_external_def and vect_internal_def.
9519 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
9520 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
9521 REPORT_UNVECTORIZED_LOCATIONS.
9522 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
9523 and vect_used_in_loop and to vect_unused_in_scope and
9525 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
9526 (vect_verbosity_level): Remove declaration.
9527 (vect_analyze_operations): Likewise.
9528 (vect_analyze_stmt): Declare.
9529 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
9530 REPORT_UNVECTORIZED_LOCATIONS.
9531 (vect_get_loop_niters): Fix indentation.
9532 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
9533 (vect_analyze_loop_operations): New function.
9534 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
9535 vect_analyze_operations.
9536 (vect_is_simple_reduction): Use new names.
9537 (vectorizable_live_operation, vect_transform_loop): Likewise.
9538 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
9539 to specify whether the data references can be a part of interleaving
9541 (vect_analyze_data_ref_dependence): Use new names.
9542 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
9543 (vect_create_addr_base_for_vector_ref): Remove redundant code.
9544 * tree-vect-patterns.c (widened_name_p): Use new names.
9545 (vect_recog_dot_prod_pattern): Likewise.
9546 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
9547 (process_use, vect_mark_stmts_to_be_vectorized,
9548 vect_model_simple_cost, vect_model_store_cost,
9549 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
9550 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
9551 vectorizable_operation, vectorizable_type_demotion,
9552 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
9553 vectorizable_condition): Likewise.
9554 (vect_analyze_operations): Split into vect_analyze_loop_operations
9556 (vect_analyze_stmt): ... new function.
9557 (new_stmt_vec_info): Use new names.
9558 (vect_is_simple_use): Use new names and fix comment.
9559 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
9560 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
9562 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9565 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
9566 and integer modes for x87 operands. Do not ICE for unsupported size,
9567 generate error instead. Generate error for unsupported operand types.
9568 ['z']: Do not handle HImode memory operands specially. Warning
9569 for floating-point operands. Fallthru to 'Z' for unsupported operand
9570 types. Do not ICE for unsupported size, generate error instead.
9571 (output_387_binary_op): Use %Z to output operands.
9572 (output_fp_compare): Ditto.
9573 (output_387_reg_move): Ditto.
9575 2009-04-28 Ben Elliston <bje@au.ibm.com>
9580 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9582 * builtins.c (c_strlen): Do not warn here.
9583 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
9584 * c-common.c (pointer_int_sum): Take an explicit location.
9585 Warn about offsets out of bounds.
9586 * c-common.h (pointer_int_sum): Adjust declaration.
9588 2009-04-27 Ian Lance Taylor <iant@google.com>
9590 * collect2.c (is_ctor_dtor): Change type of ret field in struct
9592 * dce.c (run_fast_df_dce): Change type of old_flags to int.
9593 * df-core.c (df_set_flags): Change return type to int. Change
9594 type of old_flags to int.
9595 (df_clear_flags): Likewise.
9596 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
9597 (df_get_conditional_uses): Likewise.
9598 * df.h (df_set_flags, df_clear_flags): Update declarations.
9599 * dwarf2out.c (struct indirect_string_node): Change type of form
9600 field to enum dwarf_form.
9601 (AT_string_form): Change return type to enum dwarf_form.
9602 * fixed-value.c (fixed_compare): Add cast to enum type.
9603 * fwprop.c (update_df): Change 0 to VOIDmode.
9604 * gensupport.c: Change 0 to UNKNOWN.
9605 * gimple.h (gimple_cond_code): Add cast to enum type.
9606 * haifa-sched.c (reemit_notes): Add cast to enum type.
9607 * hooks.c (hook_int_void_no_regs): Remove function.
9608 * hooks.h (hook_int_void_no_regs): Remove declaration.
9609 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
9610 * predict.c (combine_predictions_for_insn): Add casts to enum type.
9611 * real.c (real_arithmetic): Add cast to enum type.
9612 (real_compare): Likewise.
9613 * target.h (struct gcc_target): Change return type of
9614 branch_target_register_class to enum reg_class.
9615 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
9616 default_branch_target_register_class.
9617 * targhooks.c (default_branch_target_register_class): New function.
9618 * targhooks.h (default_branch_target_register_class): Declare.
9619 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
9620 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
9622 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
9624 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
9625 vect_uninitialized_def. Change 0 to ERROR_MARK.
9626 * tree-vect-stmts.c (supportable_widening_operation): Don't
9627 initialize icode1 and icode2.
9628 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
9629 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
9631 (cmn_err_flag_specs): Change 0 to STD_C89.
9632 (cmn_err_char_table): Likewise.
9633 * config/arm/arm.c (get_arm_condition_code): Change type of code
9634 to enum arm_cond_code.
9635 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
9636 (IWMMXT_BUILTIN2): Likewise.
9637 (neon_builtin_type_bits): Don't define typedef.
9638 (neon_builtin_datum): Change type of bits field to int.
9639 (arm_expand_neon_args): Add cast to enum type.
9640 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
9642 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
9644 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
9646 * config/mips/mips.md (jal_macro): Return enum constant.
9647 (single_insn): Likewise.
9648 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
9650 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9652 * config/s390/s390.c (s390_tune_flags): Change type to int.
9653 (s390_arch_flags): Likewise.
9654 (s390_handle_arch_option): Change flags field of struct pta to int.
9655 * config/s390/s390.h (s390_tune_flags): Update declaration.
9656 (s390_arch_flags): Likewise.
9657 * config/sh/sh.c (prepare_move_operands): Compare
9658 tls_symbolic_operand result with enum constant.
9659 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
9660 (sh_expand_prologue): Add cast to enum type.
9661 (sh_expand_epilogue): Likewise.
9662 (tls_symbolic_operand): Change return type to enum tls_model.
9663 (fpscr_set_from_mem): Add cast to enum type.
9664 (legitimize_pic_address): Compare tls_symbolic_operand result with
9666 (sh_target_reg_class): Change return type to enum reg_class.
9667 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
9669 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
9670 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
9671 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
9672 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
9673 (delayed_branch, tls_call_delay): Likewise.
9674 (eligible_for_sibcall_delay): Likewise.
9675 (eligible_for_return_delay): Likewise.
9676 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
9677 (spu_expand_builtin_1): Likewise.
9679 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
9680 for all types of conversions.
9681 (output_init_element): Issue -Wc++-compat warning if needed when
9682 initializing a bitfield with enum type.
9683 * c-parser.c (c_parser_expression): Set original_type to
9684 original_type of right hand operand of comman operator.
9686 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9688 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
9690 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
9691 * doc/cpp.texi (Standard Predefined Macros)
9692 (Implementation-defined behavior): Likewise.
9693 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
9694 * doc/gimple.texi (GIMPLE Exception Handling)
9695 (@code{GIMPLE_ASSIGN}): Likewise.
9696 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
9697 * doc/invoke.texi (Warning Options, Optimize Options)
9698 (AVR Options, Darwin Options): Likewise.
9699 (Optimize Options): Reformulate -fwhole-program description.
9700 * doc/loop.texi (Lambda): Likewise.
9701 * doc/md.texi (Output Template, Define Constraints)
9702 (Standard Names, Insn Splitting): Likewise.
9703 * doc/options.texi (Option properties): Likewise.
9704 * doc/passes.texi (Tree-SSA passes): Likewise.
9705 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
9706 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
9707 (File Names and DBX): Likewise.
9708 * doc/trouble.texi (Incompatibilities): Likewise.
9710 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9712 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
9713 instruction is correct.
9715 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9717 Allow non-constant arguments to conversion intrinsics.
9718 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
9719 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
9720 * spu.c (print_operand): Handle 'v' and 'w'.
9721 (exp2_immediate_p, spu_gen_exp2): Define.
9722 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
9723 spu_convtf_1): Update parameter descriptions.
9724 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
9725 * constraints.md ('v', 'w'): New.
9726 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
9728 (i2f, I2F): New define_mode_attr.
9729 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
9730 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
9731 fixuns_truncv4sfv4si2): Update to use mode attribute.
9732 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
9733 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
9734 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
9735 patterns for combine.
9737 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
9739 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
9740 (cprop, hoist, pre, store_motion): New debug counters.
9741 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
9742 is not an RTL pass anymore.
9743 (pass_profiling): Remove extern decl for pass removed in 2005.
9744 (pass_gcse, pass_jump_bypass): Remove.
9745 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
9746 to 0 for clean state.
9747 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
9748 * cse.c (gate_handle_cse_after_global_opts,
9749 rest_of_handle_cse_after_global_opts): New functions.
9750 (pass_cse_after_global_opts): New pass, does local CSE.
9751 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
9752 (TV_CPROP): New timevar.
9753 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
9754 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
9755 (gcse_main, recompute_all_luids): Remove.
9756 (compute_hash_table_work): Call max_reg_num instead of reading
9758 (cprop_jump): Don't set run_jump_opt_after_gcse.
9759 (constprop_register): Always allow to alter jumps.
9760 (cprop_insn): Likewise.
9761 (do_local_cprop): Likewise.
9762 (local_cprop_pass): Likewise. Return non-zero if something changed.
9763 (cprop): Remove function, fold interesting bits into one_cprop_pass.
9764 (find_implicit_sets): Add note about missed optimization opportunity.
9765 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
9766 pass_rtl_cprop execute function.
9767 Don't bother tracking the pass number, each pass gets its own dumpfile
9769 Always allow to alter jumpsand bypass jumps.
9770 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
9771 will just find no suitable set.
9772 (pre_edge_insert): Fix dumping, this function is for PRE only.
9773 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
9774 pass_rtl_pre execute function.
9775 (hoist_code): Return non-zero if something changed. Keep track of
9776 substitutions and insertions for statistics gathering similar to PRE.
9777 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
9778 called from the pass_rtl_hoist execute function. Show pass statistics.
9779 (compute_store_table): Use max_reg_num directly instead of using the
9780 formerly global max_gcse_regno.
9781 (build_store_vectors): Likewise.
9782 (replace_store_insn): Fix dumping.
9783 (store_motion): Rename to ...
9784 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
9785 pass, called from the pass_rtl_store_motion execute function. Keep
9786 track of substitutions and insertions for statistics gathering similar
9788 (bypass_jumps): Remove, fold interesting bits into ...
9789 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
9790 from the pass_rtl_cprop execute function.
9791 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
9792 pass_jump_bypass): Remove.
9793 (gate_handle_gcse, rest_of_handle_gcse): Remove.
9794 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
9795 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
9796 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
9797 (gate_rtl_store_motion, execute_rtl_store_motion,
9798 pass_rtl_store_motion): New.
9799 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
9800 make it clear that -fcse-skip-blocks is a no-op for backward compat.
9801 * passes.c (init_optimization_passes): Remove pass_gcse and
9802 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
9803 and cse_after_global_opts in place of pass_gcse. Schedule cprop
9804 instead of pass_jump_bypass.
9806 2009-04-27 Richard Guenther <rguenther@suse.de>
9809 * gimplify.c (gimplify_expr): If we are required to create
9810 a temporary make sure it ends up as register.
9812 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
9815 * config/i386/i386.c (construct_container): Don't call
9816 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
9817 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
9819 2009-04-27 Michael Matz <matz@suse.de>
9821 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
9822 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
9823 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
9824 (dump_replaceable_exprs): Take a bitmap.
9825 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
9827 (expand_gimple_basic_block): Likewise.
9828 * tree-ssa-ter.c (struct temp_expr_table_d): Make
9829 replaceable_expressions member a bitmap.
9830 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
9831 (mark_replaceable): Likewise.
9832 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
9833 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
9835 2009-04-27 Richard Guenther <rguenther@suse.de>
9837 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
9838 (verify_stmts): Dispatch to gimple/type verification code.
9839 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
9840 issue with call argument types.
9842 2009-04-27 Michael Matz <matz@suse.de>
9844 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
9845 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
9848 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
9849 Eric Botcazou <ebotcazou@adacore.com>
9851 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
9852 a label's basic block.
9853 (mark_target_live_regs): Tidy and rework obsolete comments.
9854 Change back DF problem to LIVE. If a label starts a basic block,
9855 assume that all registers that used to be live then still are.
9856 (init_resource_info): If a label starts a basic block, set its
9857 BLOCK_FOR_INSN accordingly.
9858 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
9860 2009-04-27 Richard Guenther <rguenther@suse.de>
9862 * tree-flow-inline.h (function_ann): Remove.
9863 (get_function_ann): Likewise.
9864 * tree-dfa.c (create_function_ann): Remove.
9865 * tree-flow.h (struct static_var_ann_d): Remove.
9866 (struct function_ann_d): Likewise.
9867 (union tree_ann_d): Remove fdecl member.
9868 (function_ann_t): Remove.
9869 (function_ann, get_function_ann, create_function_ann): Remove
9872 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
9874 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
9876 2009-04-27 Jan Hubicka <jh@suse.cz>
9878 * ipa-pure-const.c (struct funct_state_d): New fields
9879 state_previously_known, looping_previously_known; remove
9880 state_set_in_source.
9881 (analyze_function): Use new fields.
9882 (propagate): Avoid assumption that state_set_in_source imply
9885 * tree-ssa-loop-niter.c (finite_loop_p): New function.
9886 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
9887 * cfgloop.h (finite_loop_p): Declare.
9889 2009-04-26 Michael Matz <matz@suse.de>
9891 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
9893 2009-04-26 Michael Matz <matz@suse.de>
9895 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
9896 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
9897 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
9898 pass_mark_used_blocks): Remove.
9899 * tree-optimize.c (pass_free_datastructures,
9900 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
9901 * passes.c (init_optimization_passes): Don't call
9902 pass_mark_used_blocks, remove dead code.
9904 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
9906 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
9907 * tree-ssa-live.h (register_ssa_partition): Likewise.
9909 2009-04-26 Michael Matz <matz@suse.de>
9912 * builtins.c (fold_builtin_next_arg): Handle SSA names.
9913 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
9914 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
9916 (compare_pairs): Swap cost comparison.
9917 (coalesce_ssa_name): Don't use change_partition_var.
9918 * tree-nrv.c (struct nrv_data): Add modified member.
9919 (finalize_nrv_r): Set it.
9920 (tree_nrv): Use it to update statements.
9921 (pass_nrv): Require PROP_ssa.
9922 * tree-mudflap.c (mf_decl_cache_locals,
9923 mf_build_check_statement_for): Use make_rename_temp.
9924 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
9925 * alias.c (find_base_decl): Handle SSA names.
9926 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
9927 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
9928 * rtl.h (set_reg_attrs_for_parm): Declare.
9929 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
9930 to "optimized", remove unused locals at finish.
9931 (execute_free_datastructures): Make global, call
9932 delete_tree_cfg_annotations.
9933 (execute_free_cfg_annotations): Don't call
9934 delete_tree_cfg_annotations.
9936 * ssaexpand.h: New file.
9937 * expr.c (toplevel): Include ssaexpand.h.
9938 (expand_assignment): Handle SSA names the same as register variables.
9939 (expand_expr_real_1): Expand SSA names.
9940 * cfgexpand.c (toplevel): Include ssaexpand.h.
9941 (SA): New global variable.
9942 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
9943 (SSAVAR): New macro.
9944 (set_rtl): New helper function.
9945 (add_stack_var): Deal with SSA names, use set_rtl.
9946 (expand_one_stack_var_at): Likewise.
9947 (expand_one_stack_var): Deal with SSA names.
9948 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
9949 before unique numbers.
9950 (expand_stack_vars): Use set_rtl.
9951 (expand_one_var): Accept SSA names, add asserts for them, feed them
9952 to above subroutines.
9953 (expand_used_vars): Expand all partitions (without default defs),
9954 then only the local decls (ignoring those expanded already).
9955 (expand_gimple_cond): Remove edges when jumpif() expands an
9957 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
9958 or remove abnormal edges. Ignore insns setting the LHS of a TERed
9960 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
9961 members of SA; deal with PARM_DECL partitions here; expand
9962 all PHI nodes, free tree datastructures and SA. Commit instructions
9963 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
9964 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
9965 info and statements at start, collect garbage at finish.
9966 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
9967 (VAR_ANN_PARTITION) Remove.
9968 (change_partition_var): Don't declare.
9969 (partition_to_var): Always return SSA names.
9970 (var_to_partition): Only accept SSA names.
9971 (register_ssa_partition): Only check argument.
9972 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
9974 (delete_var_map): Don't free it.
9975 (var_union): Only accept SSA names, simplify.
9976 (partition_view_init): Mark only useful SSA names as used.
9977 (partition_view_fini): Only deal with SSA names.
9978 (change_partition_var): Remove.
9979 (dump_var_map): Use ssa_name instead of partition_to_var member.
9980 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
9982 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
9983 (struct _elim_graph): New member const_dests; nodes member vector of
9985 (set_location_for_edge): New static helper.
9986 (create_temp): Remove.
9987 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
9988 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
9989 (new_elim_graph): Allocate const_dests member.
9990 (clean_elim_graph): Truncate const_dests member.
9991 (delete_elim_graph): Free const_dests member.
9992 (elim_graph_size): Adapt to new type of nodes member.
9993 (elim_graph_add_node): Likewise.
9994 (eliminate_name): Likewise.
9995 (eliminate_build): Don't take basic block argument, deal only with
9996 partition numbers, not variables.
9997 (get_temp_reg): New static helper.
9998 (elim_create): Use it, deal with RTL temporaries instead of trees.
9999 (eliminate_phi): Adjust all calls to new signature.
10000 (assign_vars, replace_use_variable, replace_def_variable): Remove.
10001 (rewrite_trees): Only do checking.
10002 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
10003 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
10004 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
10005 contains_tree_r, MAX_STMTS_IN_LATCH,
10006 process_single_block_loop_latch, analyze_edges_for_bb,
10007 perform_edge_inserts): Remove.
10008 (expand_phi_nodes): New global function.
10009 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
10010 functions, initialize new parameter, remember partitions having a
10012 (finish_out_of_ssa): New global function.
10013 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
10014 don't reset in_ssa_p here, don't disable TER when mudflap.
10015 (pass_del_ssa): Remove.
10016 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
10018 (execute_free_datastructures): Declare.
10019 * Makefile.in (SSAEXPAND_H): New variable.
10020 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
10021 * basic-block.h (commit_one_edge_insertion): Declare.
10022 * passes.c (init_optimization_passes): Move pass_nrv and
10023 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
10024 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
10025 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
10026 (redirect_branch_edge): Deal with super block when expanding, split
10027 out jump patching itself into ...
10028 (patch_jump_insn): ... here, new static helper.
10030 2009-04-26 Michael Matz <matz@suse.de>
10032 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
10033 beyond num_ssa_names.
10034 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
10035 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
10037 2009-04-26 Jakub Jelinek <jakub@redhat.com>
10039 PR inline-asm/39543
10040 * fwprop.c (forward_propagate_asm): New function.
10041 (forward_propagate_and_simplify): Propagate also into __asm, if it
10042 doesn't increase the number of referenced registers.
10045 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
10047 2009-04-26 Jakub Jelinek <jakub@redhat.com>
10049 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
10050 note_nonlocal_vla_type for nonlocal VLAs.
10051 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
10052 contains_remapped_vars, remap_vla_decls): New functions.
10053 (convert_nonlocal_reference_stmt): If not optimizing, call
10054 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
10055 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
10056 if it wasn't found in var_map.
10057 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
10058 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
10059 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
10061 * gimplify.c (nonlocal_vlas): New variable.
10062 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
10064 (gimplify_body): Create and destroy nonlocal_vlas.
10066 * dwarf2out.c (loc_descr_plus_const): New function.
10067 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
10068 mem_loc_descriptor, loc_descriptor_from_tree_1,
10069 descr_info_loc, gen_variable_die): Use it.
10071 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
10072 !TREE_STATIC VAR_DECLs.
10073 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
10074 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
10075 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
10076 DECL_BY_REFERENCE is valid.
10077 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
10078 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
10079 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
10080 Copy DECL_BY_REFERENCE.
10081 (struct nesting_copy_body_data): New type.
10082 (nesting_copy_decl): New function.
10083 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
10084 if they have variable length.
10086 2009-04-26 Michael Matz <matz@suse.de>
10088 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
10089 mark new temporaries for renaming.
10091 2009-04-26 Joseph Myers <joseph@codesourcery.com>
10094 * c-decl.c (global_bindings_p): Return negative value.
10095 (c_variable_size): New. Based on variable_size from
10097 (grokdeclarator): Call c_variable_size not variable_size.
10099 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
10101 * config/i386/i386.c (print_operand) ['z']: Fix typo.
10103 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
10105 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
10106 Redefine it to just use mingw/include.
10107 (ASM_SPEC): Rules for -m32 and -m64.
10108 (LINK_SPEC): Use Likewise.
10109 (SPEC_32): New define.
10110 (SPEC_64): Likewise.
10111 (SUB_LINK_SPEC): Likewise.
10112 (MULTILIB_DEFAULTS): New define.
10113 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
10114 Add multilib options.
10115 (MULTILIB_DIRNAMES): Likewise.
10116 (MULTILIB_OSDIRNAMES): Likewise.
10117 (LIBGCC): Likewise.
10118 (INSTALL_LIBGCC): Likewise.
10120 2009-04-26 Joseph Myers <joseph@codesourcery.com>
10123 * c-tree.h (enum c_inline_static_type): New.
10124 (record_inline_static): Declare.
10125 * c-decl.c (struct c_inline_static, c_inline_statics,
10126 record_inline_static, check_inline_statics): New.
10127 (pop_file_scope): Call check_inline_statics.
10128 (start_decl): Call record_inline_static instead of pedwarning
10129 directly for static in inline function.
10130 * c-typeck.c (build_external_ref): Call record_inline_static
10131 instead of pedwarning directly for static referenced in inline
10134 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
10136 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
10137 not new but only being rescanned.
10138 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
10139 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
10140 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
10141 record_set_info, compute_set, grealloc): Remove.
10142 (recompute_all_luids): New function.
10143 (gcse_main): Don't compute sets, and don't do related memory
10144 allocations/free-ing. If something changed before the end of the
10145 pass, update LUIDs using recompute_all_luids.
10146 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
10147 (free_gcse_mem): Don't free it either.
10148 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
10149 Use the df insn LUIDs.
10150 (load_killed_in_block): Likewise.
10151 (compute_hash_table_work): Don't compute reg_set_in_block.
10152 (compute_transp): Use DF_REG_DEF_CHAINs.
10153 (local_cprop_pass): Don't use compute_sets and related functions.
10154 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
10155 Use get_max_uid() instead of max_cuid.
10156 (insert_insn_end_basic_block, pre_insert_copy_insn,
10157 update_ld_motion_stores): Don't try to
10158 keep reg_set tables up to date.
10159 (pre_insert_copies): Use df insn LUIDs.
10160 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
10161 (reg_set_info): Don't use extra bitmap argument.
10162 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
10163 information to compute regs_set_in_block.
10164 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
10165 (bypass_jumps): Don't use compute_sets and friends.
10167 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10170 * opts.c (undocumented_msg): Do not leave blank even with
10173 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10175 * c-decl.c (build_enumerator): Allow values folding to integer
10176 constants but not integer constant expressions with a pedwarn if
10179 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10182 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
10183 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
10184 type is an integer constant.
10186 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
10189 * config/i386/i386.c (print_operand) ['z']: Revert handling of
10192 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10195 * c-decl.c (grokdeclarator): Diagnose declarations of functions
10196 with variably modified return type and no storage class
10197 specifiers, except for the case of nested functions. Distinguish
10198 extern declarations of functions with variably modified return
10199 types from those of objects with variably modified types.
10201 2009-04-25 Jan Hubicka <jh@suse.cz>
10203 * tree.c (list_equal_p): New function.
10204 * tree.h (list_equal_p): Declare.
10205 * coretypes.h (edge_def, edge, const_edge, basic_block_def
10206 basic_block_def, basic_block, const_basic_block): New.
10207 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
10208 (redirect_eh_edge): New function.
10209 (make_eh_edge_update_phi): EH edges are not abnormal.
10210 * except.c: Include tree-flow.h.
10211 (list_match): New function.
10212 (eh_region_replaceable_by_p): New function.
10213 (replace_region): New function.
10214 (hash_type_list): New function.
10215 (hash_eh_region): New function.
10216 (eh_regions_equal_p): New function.
10217 (merge_peers): New function.
10218 (remove_unreachable_regions): Verify EH tree when checking;
10220 (copy_eh_region_1): New function.
10221 (copy_eh_region): New function.
10222 (push_reachable_handler): New function.
10223 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
10224 regions without label but with live RESX.
10225 * except.h (redirect_eh_edge_to_label): New.
10226 * tree-flow.h (redirect_eh_edge): New.
10227 * coretypes.h (edge_def, edge, const_edge, basic_block_def
10228 basic_block_def, basic_block, const_basic_block): Remove.
10229 * Makefile.in (except.o): Add dependency on tree-flow.h
10230 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
10231 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
10234 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
10237 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
10238 on the destination of memcpy.
10240 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
10242 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
10243 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
10244 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
10246 2009-04-25 Jan Hubicka <jh@suse.cz>
10248 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
10249 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
10250 to be reached by different label than left.
10251 (update_eh_edges): Update comment; remove edge_to_remove if possible
10252 and return true if suceeded.
10253 (cleanup_empty_eh): Accept sharing map; handle shared regions.
10254 (cleanup_eh): Compute sharing map.
10255 * except.c (remove_eh_handler_and_replace): Add argument if we should
10257 (remove_unreachable_regions): Update for label sharing.
10258 (label_to_region_map): Likewise.
10259 (get_next_region_sharing_label): New function.
10260 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
10262 (remove_eh_handler): Update.
10263 (remove_eh_region_and_replace_by_outer_of): New function.
10264 * except.h (struct eh_region): Add next_region_sharing_label.
10265 (remove_eh_region_and_replace_by_outer_of,
10266 get_next_region_sharing_label): Declare.
10267 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
10269 2009-04-25 Jan Hubicka <jh@suse.cz>
10271 * tree-cfg.c (split_critical_edges): Split also edges where we can't
10272 insert code even if they are not critical.
10274 2009-04-25 Jan Hubicka <jh@suse.cz>
10276 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
10277 (gimple_can_remove_branch_p): EH edges won't remove branch by
10279 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
10280 updating of non-abnormal EH edges.
10281 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
10282 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
10283 (split_critical_edges): Split also edges where emitting code on them
10284 will lead to splitting later.
10286 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
10287 H.J. Lu <hongjiu.lu@intel.com>
10290 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
10291 the configured assembler supports fildq and fistpq mnemonics.
10292 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
10293 * configure: Regenerated.
10294 * config.in: Ditto.
10296 * config/i386/i386.c (print_operand): Handle 'Z'.
10297 ['z']: Remove handling of special fild/fist suffixes.
10298 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
10299 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
10300 suffix of fild insn.
10301 (*floatsi<mode>2_vector_mixed): Ditto.
10302 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
10303 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
10304 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
10305 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
10306 * config/i386/gas.h (GAS_MNEMONICS): Remove.
10308 2009-04-25 Ben Elliston <bje@au.ibm.com>
10310 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
10311 the source of a set operation.
10313 2009-04-25 Anatoly Sokolov <aesok@post.ru>
10315 * target.h (struct gcc_target): Add case_values_threshold field.
10316 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
10317 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
10318 * targhooks.c (default_case_values_threshold): New function.
10319 * targhooks.h (default_case_values_threshold): Declare function.
10320 * stmt.c (expand_case): Use case_values_threshold target hook.
10321 * expr.h (case_values_threshold): Remove declartation.
10322 * expr.c (case_values_threshold): Remove function.
10323 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
10325 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
10326 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
10327 (avr_case_values_threshold): Declare as static.
10328 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
10330 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
10331 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
10332 (mn10300_case_values_threshold): New function.
10334 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
10336 * ira.c (setup_cover_and_important_classes): Add enum cast.
10338 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
10340 * genpreds.c (write_enum_constraint_num): Output definition of
10341 CONSTRAINT_NUM_DEFINED_P macro.
10342 * ira.c (setup_cover_and_important_classes): Use
10343 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
10345 2009-04-24 DJ Delorie <dj@redhat.com>
10347 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
10348 __SH2A_SINGLE_ONLY__ also.
10350 2009-04-24 Steve Ellcey <sje@cup.hp.com>
10352 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
10353 (movdf_internal): Ditto.
10354 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
10355 SFmode and DFmode constants.
10356 (ia64_print_operand): Add 'G' format for printing
10357 floating point constants.
10359 2009-04-24 Richard Guenther <rguenther@suse.de>
10361 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
10362 from unsigned additions.
10364 2009-04-24 Joseph Myers <joseph@codesourcery.com>
10366 * c-typeck.c (set_init_index): Allow array designators that are
10367 not integer constant expressions with a pedwarn if pedantic.
10369 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
10371 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
10372 zero if no overlap in nonzero bits between the operands.
10374 2009-04-24 Ian Lance Taylor <iant@google.com>
10376 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
10377 (record_dead_and_set_regs): Likewise.
10378 * df.h (struct df_mw_hardreg): Change flags field to int.
10379 (struct df_base_ref): Likewise.
10380 (struct df): Change changeable_flags field to int.
10381 * df-scan.c (df_defs_record): Change clobber_flags to int.
10382 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
10383 constants rather than #define macros.
10384 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
10385 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
10386 (enum dwarf_calling_convention): Likewise.
10387 (enum dwarf_line_number_x_ops): Likewise.
10388 (enum dwarf_call_frame_info): Likewise.
10389 (enum dwarf_source_language): Likewise.
10390 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
10391 (add_calling_convention_attribute): Likewise.
10392 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
10393 (combine_comparisons): Change compcode to int. Add cast to enum type.
10394 * genrecog.c (maybe_both_true_2): Change c to int.
10395 (write_switch): Likewise. Add cast to enum type.
10396 * gimplify.c (gimplify_omp_for): Handle return values from
10397 gimplify_expr using MIN rather than bitwise or.
10398 (gimplify_expr): Add cast to enum type.
10399 * ipa-prop.c (update_jump_functions_after_inlining): Change
10400 IPA_BOTTOM to IPA_JF_UNKNOWN.
10401 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
10402 Add casts to enum type.
10403 (setup_cover_and_important_classes): Change cl to int. Add casts
10405 (setup_class_translate): Change cl and mode to int.
10406 (ira_init_once): Change mode to int.
10407 (free_register_move_costs): Likewise.
10408 (setup_prohibited_mode_move_regs): Add casts to enum type.
10409 * langhooks.c (add_builtin_function_common): Rework assertion that
10410 value fits bitfield.
10411 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
10412 * omega.c (omega_do_elimination): Avoid math on enum types.
10413 * optabs.c (expand_vec_shift_expr): Remove casts to int.
10414 * opts.c (set_debug_level): Change 2 to enum constant. Use new
10415 int local to handle integral_argment value.
10416 * regmove.c (try_auto_increment): Change PUT_MODE to
10418 * reload.c (push_secondary_reload): Add casts to enum type.
10419 (secondary_reload_class, find_valid_class): Likewise.
10420 * reload1.c (emit_input_reload_insns): Likewise.
10421 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
10422 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
10423 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
10425 * tree.c (build_common_builtin_nodes): Add casts to enum type.
10426 * tree-complex.c (complex_lattice_t): Typedef to int rather than
10428 (expand_complex_libcall): Add casts to enum type.
10429 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
10430 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
10431 with ERROR_MARK, not NUM_TREE_CODES.
10432 (vect_create_epilog_for_reduction): Likewise.
10433 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
10434 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
10435 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
10437 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
10438 vect_unused_in_loop. Change 0 to loop_vect.
10439 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
10440 * var-tracking.c (get_init_value): Change return type to enum
10442 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
10443 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
10445 (arm_override_options): Add casts to enum type.
10446 (arm_emit_tls_decoration): Likewise.
10447 * config/i386/i386.c (ix86_function_specific_restore): Add casts
10449 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
10450 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
10451 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
10453 * config/s390/s390.c (code_for_builtin_64): Change to array of
10455 (code_for_builtin_31): Likewise.
10456 (s390_expand_builtin): Change code_for_builtin to enum insn_code
10458 * config/sparc/sparc.c (sparc_override_options): Change value
10459 field in struct code_model to enum cmodel. In initializer change
10460 0 to NULL and add cast to enum type.
10462 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
10463 Change all callers. Issue a -Wc++-compat warning using
10464 lhs_origtype if necessary.
10465 (convert_for_assignment): Issue -Wc++-compat warnings about
10466 invalid conversions to enum type on assignment.
10467 * c-common.h (build_modify_expr): Update declaration.
10469 2009-04-24 Nick Clifton <nickc@redhat.com>
10471 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
10472 (function_arg_advance): Likewise.
10473 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
10476 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
10478 * config/s390/constraints.md ('I', 'J'): Fix condition.
10480 2009-04-24 Diego Novillo <dnovillo@google.com>
10482 * gengtype-parse.c (parse_error): Add newline after message.
10484 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
10486 * config/i386/sse.md (avxmodesuffixs): Removed.
10487 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
10488 (*avx_pinsr<ssevecsize>): This.
10490 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
10492 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
10493 follow chains of regs with a single definition, and allow expressions
10494 that are function_invariant_p.
10495 (simple_rhs_p): Allow expressions that are function_invariant_p.
10497 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
10499 PR middle-end/39867
10500 * fold-const.c (fold_cond_expr_with_comparison): When folding
10501 > and >= to MAX, make sure the MAX uses the same type as the
10502 comparison's operands.
10504 2009-04-24 Nick Clifton <nickc@redhat.com>
10506 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
10507 addressing for DImode accesses.
10508 (frv_print_operand_address): Handle PLUS case.
10509 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
10511 2009-04-24 Jakub Jelinek <jakub@redhat.com>
10513 PR rtl-optimization/39794
10514 * alias.c (canon_true_dependence): Add x_addr argument.
10515 * rtl.h (canon_true_dependence): Adjust prototype.
10516 * cse.c (check_dependence): Adjust canon_true_dependence callers.
10517 * cselib.c (cselib_invalidate_mem): Likewise.
10518 * gcse.c (compute_transp): Likewise.
10519 * dse.c (scan_reads_nospill): Likewise.
10520 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
10521 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
10522 canon_base_addr of the group, plus optional offset.
10523 (struct group_info): Rename canon_base_mem to
10525 (get_group_info): Set canon_base_addr to canon_rtx of base, not
10526 canon_rtx of base_mem.
10528 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
10530 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
10531 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
10533 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10535 * config/spu/spu-builtins.h: Delete file.
10537 * config/spu/spu.h (enum spu_builtin_type): Move here from
10539 (struct spu_builtin_description): Likewise. Add GTY marker.
10540 Do not use enum spu_function_code or enum insn_code.
10541 (spu_builtins): Add extern declaration.
10543 * config/spu/spu.c: Do not include "spu-builtins.h".
10544 (enum spu_function_code, enum spu_builtin_type_index,
10545 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
10546 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
10547 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
10548 unsigned_V2DI_type_node): Move here from spu-builtins.h.
10549 (spu_builtin_types): Make static. Add GTY marker.
10550 (spu_builtins): Add extern declaration with GTY marker.
10551 Include "gt-spu.h".
10553 * config/spu/spu-c.c: Do not include "spu-builtins.h".
10554 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
10555 Check programmatically whether all parameters are scalar.
10557 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
10559 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
10561 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
10562 assignment from the constructor either if the target is volatile.
10564 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
10566 * config/arm/arm.md (insv): Do not share operands[0].
10568 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
10570 * config/vxlib-tls.c (active_tls_threads): Delete.
10571 (delete_hook_installed): New.
10572 (tls_delete_hook): Don't delete the delete hook.
10573 (tls_destructor): Delete it here.
10574 (__gthread_set_specific): Adjust installing the delete hook.
10575 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
10576 __gthread_leave_tsd_dtor_context.
10578 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
10580 * c-format.c (gcc_tdiag_char_table): Add support for %E.
10582 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
10584 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
10586 (alpha_rtx_costs): Ditto.
10587 (emit_unlikely_jump): Use add_reg_note.
10588 (emit_frame_store_1): Ditto.
10589 (alpha_expand_prologue): Ditto.
10590 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
10591 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
10593 2009-04-23 Nick Clifton <nickc@redhat.com>
10595 * config/v850/v850.md (epilogue): Remove suppressed code.
10596 (return): Rename to return_simple and remove test of frame size.
10597 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
10598 to gen_return_simple.
10600 2009-04-22 Jing Yu <jingyu@google.com>
10603 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
10605 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
10608 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
10609 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
10610 value is a VECTOR_CST, the element type is the element type of the
10613 2009-04-22 DJ Delorie <dj@redhat.com>
10615 * config/m32c/m32c.h: Update GTY annotations to new syntax.
10617 2009-04-22 Jakub Jelinek <jakub@redhat.com>
10619 * alias.c (find_base_term): Move around LO_SUM case, so that
10620 CONST falls through into PLUS/MINUS handling.
10623 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
10624 into 0, use omit_one_operand.
10626 2009-04-23 Ben Elliston <bje@au.ibm.com>
10628 * config/rs6000/linux-unwind.h (get_regs): Remove type
10629 puns. Change the type of `pc' to an array of unsigned ints and
10630 update all users. Constify frame24.
10632 2009-04-22 DJ Delorie <dj@redhat.com>
10634 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
10635 declarations before code.
10636 (current_function_special_page_vector): Likewise.
10637 (m32c_expand_insv): Silence a warning.
10639 2009-04-21 Taras Glek <tglek@mozilla.com>
10641 * alias.c: Update GTY annotations to new syntax.
10642 * basic-block.h: Likewise.
10643 * bitmap.h: Likewise.
10644 * c-common.h: Likewise.
10645 * c-decl.c: Likewise.
10646 * c-parser.c: Likewise.
10647 * c-pragma.c: Likewise.
10648 * c-tree.h: Likewise.
10649 * cfgloop.h: Likewise.
10650 * cgraph.h: Likewise.
10651 * config/alpha/alpha.c: Likewise.
10652 * config/arm/arm.h: Likewise.
10653 * config/avr/avr.h: Likewise.
10654 * config/bfin/bfin.c: Likewise.
10655 * config/cris/cris.c: Likewise.
10656 * config/darwin.c: Likewise.
10657 * config/frv/frv.c: Likewise.
10658 * config/i386/i386.c: Likewise.
10659 * config/i386/i386.h: Likewise.
10660 * config/i386/winnt.c: Likewise.
10661 * config/ia64/ia64.h: Likewise.
10662 * config/iq2000/iq2000.c: Likewise.
10663 * config/mips/mips.c: Likewise.
10664 * config/mmix/mmix.h: Likewise.
10665 * config/pa/pa.c: Likewise.
10666 * config/pa/pa.h: Likewise.
10667 * config/rs6000/rs6000.c: Likewise.
10668 * config/s390/s390.c: Likewise.
10669 * config/sparc/sparc.c: Likewise.
10670 * config/xtensa/xtensa.c: Likewise.
10671 * cselib.h: Likewise.
10672 * dbxout.c: Likewise.
10673 * dwarf2out.c: Likewise.
10674 * except.c: Likewise.
10675 * except.h: Likewise.
10676 * fixed-value.h: Likewise.
10677 * function.c: Likewise.
10678 * function.h: Likewise.
10679 * gimple.h: Likewise.
10680 * integrate.c: Likewise.
10681 * optabs.c: Likewise.
10682 * output.h: Likewise.
10683 * real.h: Likewise.
10685 * stringpool.c: Likewise.
10686 * tree-data-ref.c: Likewise.
10687 * tree-flow.h: Likewise.
10688 * tree-scalar-evolution.c: Likewise.
10689 * tree-ssa-address.c: Likewise.
10690 * tree-ssa-alias.h: Likewise.
10691 * tree-ssa-operands.h: Likewise.
10692 * tree.c: Likewise.
10693 * tree.h: Likewise.
10694 * varasm.c: Likewise.
10695 * varray.h: Likewise.
10697 * coretypes.h: Do not define GTY macro if it is already defined.
10698 * doc/gty.texi: Update GTY documentation to new syntax.
10699 * gengtype-lex.l: Enforce attribute-like syntax for GTY
10700 annotations on structs.
10701 * gengtype-parse.c: Likewise.
10703 2009-04-22 Mark Heffernan <meheff@google.com>
10705 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
10707 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
10709 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
10712 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
10714 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
10715 the same as a PLUS without a shift. Increase the cost of a
10718 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10720 * Makefile.in: Update dependencies.
10721 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
10722 * errors.h: Remove bogus comment about compatibility.
10723 (warning): Update declaration.
10724 * genautomata.c: Update all calls to warning.
10725 * gimple.c: Do not include errors.h. Include toplev.h.
10726 * tree-ssa-structalias.c: Do not include errors.h.
10727 * omega.c: Likewise.
10728 * tree-ssa-reassoc.c: Likewise.
10729 * config/spu/spu-c.c: Likewise.
10730 * config/spu/t-spu-elf: Update dependencies.
10732 2009-04-22 Richard Guenther <rguenther@suse.de>
10734 PR tree-optimization/39824
10735 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
10736 make sure the types are compatible.
10738 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10741 * c-common.c (c_parse_error): Take a token_flags parameter.
10742 Use token_type for the token type instead.
10743 Pass token_flags to cpp_type2name.
10744 * c-common.h (c_parse_error): Update declaration.
10745 * c-parser.c (c_parser_error): Pass 0 as token flags.
10747 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
10749 PR rtl-optimization/39580
10750 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
10752 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10754 * function.c (expand_function_end): Do not emit a jump to the "naked"
10755 return label for fall-through returns.
10756 * except.c (sjlj_emit_function_exit): Always place the call to the
10757 unregister function at the location installed by expand_function_end.
10759 2009-04-22 Richard Guenther <rguenther@suse.de>
10761 PR tree-optimization/39845
10762 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
10763 (gen_inbound_check): Likewise.
10765 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
10767 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
10769 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
10770 * config/vxlib.c (__gthread_once): Add race guard for PPC.
10772 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
10774 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
10775 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
10776 shift counts to avoid out-of-bounds array accesses.
10778 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
10780 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
10781 (Pmode): Move above.
10783 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
10785 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
10786 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
10787 GET_CODE macro. Use IN_RANGE macro where appropriate.
10788 * config/alpha/alpha.h: Ditto.
10789 * config/alpha/alpha.md: Ditto.
10790 * config/alpha/constraints.md: Ditto.
10791 * config/alpha/predicates.md: Ditto.
10793 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
10795 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
10796 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10797 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10798 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10799 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10800 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10801 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10802 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10803 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10804 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10805 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10806 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10807 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10808 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10809 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10810 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10811 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10812 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10813 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10814 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10815 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10816 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10817 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10818 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10819 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10820 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10821 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10823 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
10825 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
10826 references from comments.
10827 * cfgbuild.c: (count_basic_blocks): Delete.
10828 (find_basic_blocks_1): Delete.
10829 (find_basic_blocks): Delete.
10830 * except.c (finish_eh_generation): Make static. Move comment from
10831 except.h here. Remove find_basic_blocks references from comments.
10832 * except.h (finish_eh_generation): Delete.
10833 * basic-block.h (find_basic_blocks): Delete.
10834 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
10836 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
10838 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
10839 (sdbout_parms): Likewise.
10841 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
10843 * config/sh/sh.c (prepare_cbranch_operands): Use
10844 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
10845 (expand_cbranchdi4): Likewise.
10846 (from_compare): Add cast to enum type.
10847 (expand_cbranchsi4): Use add_reg_note.
10848 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
10849 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
10850 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
10851 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
10852 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
10853 instead of CODE_FOR_nothing.
10854 (cbranchdi4): Likewise. Fix the order of arguments for
10856 (push_fpscr): Use add_reg_note.
10857 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
10858 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
10860 2009-04-21 Joseph Myers <joseph@codesourcery.com>
10862 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
10863 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
10864 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
10865 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
10866 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
10867 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
10868 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
10869 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
10870 config/alpha/x-vms, config/arc/t-arc,
10871 config/arm/README-interworking, config/arm/arm-c.c,
10872 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
10873 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
10874 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
10875 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
10876 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
10877 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
10878 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
10879 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
10880 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
10881 config/cris/t-elfmulti, config/crx/t-crx,
10882 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
10883 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
10884 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
10885 config/h8300/t-h8300, config/i386/athlon.md,
10886 config/i386/darwin-libgcc.10.4.ver,
10887 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
10888 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
10889 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
10890 config/i386/t-linux64, config/i386/t-nwld,
10891 config/i386/t-rtems-i386, config/i386/t-sol2-10,
10892 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
10893 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
10894 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
10895 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
10896 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
10897 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
10898 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
10899 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
10900 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
10901 config/m68k/t-uclinux, config/mcore/t-mcore,
10902 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
10903 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
10904 config/mips/crtn.asm, config/mips/irix-crti.asm,
10905 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
10906 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
10907 config/mips/mips-fixed.md, config/mips/sb1.md,
10908 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
10909 config/mips/t-iris6, config/mips/t-isa3264,
10910 config/mips/t-libgcc-mips16, config/mips/t-linux64,
10911 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
10912 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
10913 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
10914 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
10915 config/mn10300/t-linux, config/mn10300/t-mn10300,
10916 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
10917 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
10918 config/picochip/libgccExtras/clzsi2.asm,
10919 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
10920 config/rs6000/darwin-libgcc.10.4.ver,
10921 config/rs6000/darwin-libgcc.10.5.ver,
10922 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
10923 config/rs6000/t-aix43, config/rs6000/t-aix52,
10924 config/rs6000/t-darwin, config/rs6000/t-fprules,
10925 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
10926 config/rs6000/t-lynx, config/rs6000/t-netbsd,
10927 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
10928 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
10929 config/rs6000/t-rtems, config/rs6000/t-spe,
10930 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
10931 config/score/t-score-elf, config/sh/divcost-analysis,
10932 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
10933 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
10934 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
10935 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
10936 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
10937 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
10938 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
10939 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
10940 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
10941 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
10942 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
10943 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
10944 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
10945 limitx.h, version.c, xcoff.h: Add copyright and license notices.
10946 * config/h8300/genmova.sh: Include copyright and license notices
10947 in generated output.
10948 * config/h8300/mova.md: Regenerate.
10949 * doc/install.texi2html: Include word "Copyright" in copyright
10950 notice and use name "Free Software Foundation, Inc.".
10951 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
10952 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
10953 ChangeLog-2007, ChangeLog-2008: Correct dates.
10955 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
10957 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
10958 NE_EXPR operations as well.
10959 * c-parser.c (c_parser_condition): Do not set location information on
10961 (c_parser_conditional_expression): Likewise.
10962 (c_parser_binary_expression): Set location information on operators.
10963 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
10964 TRUTH_NOT_EXPR has been folded.
10965 * fold-const.c (fold_truth_not_expr): Copy location information from
10966 the incoming expression to the outgoing one.
10967 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
10968 recursive calls on the LHS of the operator but pass that of the
10969 operator to recursive calls on the RHS of the operator. Set it
10971 (shortcut_cond_expr): Set the locus of the operator on the second
10972 COND_EXPR and that of the expression on the first in degenerate cases.
10973 Pass the locus of the expression to calls to shortcut_cond_r.
10974 Set the locus of the 'then' block on the associated jump, if any.
10975 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
10976 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
10977 expression to call to gimplify_boolean_expr.
10979 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
10981 * config.gcc: Add additional configuration for
10982 i686-w64-mingw* and x86_64-w64-mingw* triplet.
10983 * config/i386/mingw-w64.h: New mingw-w64 specific header.
10984 (CPP_SPEC): Redefine for allowing -municode option.
10985 (STARTFILE_SPEC): Likewise.
10986 * config/i386/t-mingw-w64: New.
10987 * config/i386/mingw-w64.opt: New.
10988 (municode): Add new target option.
10989 * doc/invoke.texi (municode): Add documentation for new option.
10991 2009-04-21 Ian Lance Taylor <iant@google.com>
10993 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10994 Correct test for number of arguments.
10995 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
10997 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
10999 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
11000 argument of emit_library_call.
11002 2009-04-21 Richard Guenther <rguenther@suse.de>
11004 PR middle-end/39829
11005 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
11006 inside VIEW_CONVERT_EXPRs.
11008 2009-04-21 Martin Jambor <mjambor@suse.cz>
11010 * tree-switch-conversion.c (build_constructors): Split a long line.
11011 (constructor_contains_same_values_p): New function.
11012 (build_one_array): Create assigns of constants if possible, do not
11013 call mark_sym_for_renaming, call update_stmt.
11014 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
11015 make_rename_temp. Do not call mark_symbols_for_renaming, call
11017 (gen_def_assigns): Do not call mark_symbols_for_renaming or
11018 find_new_referenced_vars, call update_stmt.
11019 (gen_inbound_check): Use create_tmp_var and create ssa names manually
11020 instead of calling make_rename_temp. Do not call
11021 find_new_referenced_vars or mark_symbols_for_renaming, call
11024 2009-04-21 Richard Guenther <rguenther@suse.de>
11026 PR tree-optimization/39827
11027 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
11028 (tree_ssa_phiprop): Pass the correct array size.
11030 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
11032 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
11034 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
11037 * c-typeck.c (lvalue_p): Move declaration ...
11038 * c-common.h (lvalue_p): ... to here.
11039 * c-common.c (candidate_equal_p): New.
11040 (add_tlist): Use it.
11041 (merge_tlist): Use it.
11042 (warn_for_collisions_1): Likewise.
11043 (warning_candidate_p): Accept more candidates.
11044 (verify_tree): A warning candidate can be an expression. Use
11047 2009-04-21 Ben Elliston <bje@au.ibm.com>
11050 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
11051 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
11052 options. Remove -mcall-solaris documentation.
11054 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11057 * doc/invoke.texi (-Wlong-long): Update description.
11058 * c-lex (interpret_integer): Only warn if there was no previous
11059 overflow and -Wlong-long is enabled.
11060 * c-decl.c (declspecs_add_type): Drop redundant flags.
11061 * c.opt (Wlong-long): Init to -1.
11062 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
11063 and front-end warn_long_long. Wlong-long only depends on other
11064 flags if it is uninitialized.
11065 * c-parser.c (disable_extension_diagnostics): warn_long_long is
11066 the same for CPP and FE.
11067 (restore_extension_diagnostics): Likewise.
11069 2009-04-20 Ian Lance Taylor <iant@google.com>
11071 Fix enum conversions which are invalid in C++:
11072 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
11073 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
11074 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
11075 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
11076 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
11077 (dbxout_parms): Likewise.
11078 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
11079 (df_clear_flags): Likewise.
11080 * df-problems.c (df_rd_bb_local_compute_process_def): Change
11081 top_flag parameter to int.
11082 (df_chain_create_bb_process_use): Likewise.
11083 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
11085 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
11086 (df_ref_create_structure, df_def_record_1): Likewise.
11087 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
11088 (df_notes_rescan): Change 0 to VOIDmode in function call.
11089 (df_get_call_refs, df_insn_refs_collect): Likewise.
11090 (df_bb_regs_collect): Likewise.
11091 (df_entry_block_defs_collect): Likewise.
11092 (df_exit_block_uses_collect): Likewise.
11093 * df.h: Update declarations.
11094 * double-int.c (double_int_divmod): Add cast to enum type.
11095 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
11096 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
11097 (based_loc_descr): Likewise.
11098 (loc_descriptor_from_tree_1): Change first_op and second_op to
11099 enum dwarf_location_atom. Add cast to enum type.
11100 * expmed.c (init_expmed): Change 0 to SET in function call.
11101 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
11102 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
11103 (do_store_flag): Likewise.
11104 * fixed-value.h (struct fixed_value): Change mode to enum
11106 * function.c (assign_parms): Change 0 to VOIDmode in function call.
11107 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
11109 (insert_insn_decl, insert_decl, insert_state): Likewise.
11110 (automata_list_finish): Likewise.
11111 * genrecog.c (process_define_predicate): Add cast to enum type.
11112 * gensupport.c (init_predicate_table): Add cast to enum type.
11113 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
11115 (gimple_build_call_1, gimple_build_label): Likewise.
11116 (gimple_build_goto, gimple_build_asm_1): Likewise.
11117 (gimple_build_switch_1, gimple_build_cdt): Likewise.
11118 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
11119 (enum fallback): Rename from enum fallback_t.
11120 (fallback_t): Typedef as int.
11121 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
11122 GSI_SAME_STMT in function call.
11123 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
11125 (setup_reg_class_relations): Likewise.
11126 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
11127 (setup_prohibited_class_mode_regs): Add cast to enum type.
11128 (setup_prohibited_mode_move_regs): Likewise.
11129 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
11130 (record_address_regs): Change i to enum reg_class.
11131 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
11132 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
11133 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
11134 (GET_MODE_2XWIDER_MODE): Likewise.
11135 (GET_CLASS_NARROWEST_MODE): Likewise.
11136 * omp-low.c (expand_omp_for): Add cast to enum type.
11137 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
11138 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
11139 * postreload.c (reload_cse_simplify_operands): Change rclass local
11141 * predict.c (combine_predictions_for_insn): Change best_predictor
11142 and predictor to enum br_predictor.
11143 (combine_predictions_for_bb): Likewise.
11144 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
11145 use SET_PREDICT_EXPR_OUTCOME.
11146 * real.c (real_arithmetic): Change icode to code in function call.
11147 * reginfo.c (init_move_cost): Add casts to enum type.
11148 (init_reg_sets_1, init_fake_stack_mems): Likewise.
11149 * regmove.c (regclass_compatible_p): Change class0 and class1 to
11151 * reload.c (find_valid_class): Add casts to enum type.
11152 (push_reload): Change 0 to NO_REGS in function call.
11153 (find_reloads): Change this_alternative to array of enum
11154 reg_class. Remove some now-unnecessary casts.
11155 (make_memloc): Change 0 to VOIDmode in function call.
11156 * reload1.c (reload): Change 0 to VOIDmode in function call.
11157 (eliminate_regs_1, elimination_effects): Likewise.
11158 (eliminate_regs_in_insn): Likewise.
11159 (emit_input_reload_insns): Add cast to enum type.
11160 (delete_output_reload): Change 0 to VOIDmode in function call.
11161 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
11162 to enum type in function call.
11163 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
11164 (SET_PREDICT_EXPR_OUTCOME): Define.
11165 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
11166 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
11167 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
11168 (dump_function): Likewise.
11169 * tree-dump.h: Update declarations.
11170 * tree-pass.h: Update declarations.
11171 * varasm.c (assemble_integer): Change mclass to enum mode_class.
11172 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
11174 (arm_rtx_costs_1): Correct parenthesization.
11175 (arm_rtx_costs): Add casts to enum type.
11176 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
11177 (vfp_emit_fstmd): Use add_rg_note.
11178 (emit_multi_reg_push, emit_sfm): Likewise.
11179 (thumb_set_frame_pointer): Likewise.
11180 (arm_expand_prologue): Likewise.
11181 (arm_regno_class): Change return type to enum reg_class.
11182 (thumb1_expand_prologue): Use add_reg_note.
11183 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
11184 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
11186 * config/arm/gentune.sh: Add cast to enum type.
11187 * config/arm/arm-tune.md: Rebuild.
11188 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
11189 (ix86_split_fp_branch, predict_jump): Likewise.
11190 (ix86_expand_multi_arg_builtin): Change sub_code from enum
11191 insn_code to enum rtx_code.
11192 (ix86_builtin_vectorized_function): Add cast to enum type.
11193 * config/i386/i386.md (truncdfsf2): Change slot to enum
11195 (truncxf<mode>2, isinf<mode>2): Likewise.
11196 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
11198 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
11199 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
11200 (insert_bundle_state): Change 1 to INSERT in function call.
11201 (ia64_add_bundle_selector_before): Likewise.
11202 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
11203 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
11204 (restore_stack_nonlocal): Likewise.
11205 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
11207 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
11209 (mips_rtx_costs): Likewise.
11210 (mips_override_options): Add casts to enum type.
11211 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
11213 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
11214 (store_reg, set_reg_plus_d): Likewise.
11215 (hppa_expand_prologue, hppa_profile_hook): Likewise.
11216 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
11218 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
11220 (emit_unlikely_jump): Use add_reg_note.
11221 (rs6000_emit_allocate_stack): Likewise.
11222 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
11223 (output_toc): Change 1 to INSERT in function call.
11224 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
11225 (rs6000_initialize_trampoline): Likewise.
11226 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
11228 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
11229 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
11230 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
11231 (save_gprs): Use add_reg_note.
11232 (s390_emit_prologue): Likewise.
11233 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
11234 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
11235 (sparc_fold_builtin): Add cast to enum type.
11236 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
11238 (spu_expand_prologue): Use add_reg_note.
11239 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
11241 2009-04-20 Ian Lance Taylor <iant@google.com>
11243 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
11244 (c_parser_postfix_expression_after_primary): Get VEC for list of
11245 arguments. Get original types of arguments. Call
11246 build_function_call_vec.
11247 (cached_expr_list_1, cached_expr_list_2): New static variables.
11248 (c_parser_expr_list): Change return type to VEC *. Add
11249 p_orig_types parameter. Change all callers.
11250 (c_parser_release_expr): New static function.
11251 (c_parser_vec_to_tree_list): New static function.
11252 * c-typeck.c (build_function_call): Rewrite to build a VEC and
11253 call build_function_call_vec.
11254 (build_function_call_vec): New function, based on old
11255 build_function_call.
11256 (convert_arguments): Remove nargs and argarray parameters. Change
11257 values to a VEC. Add origtypes parameter.
11258 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
11259 (convert_for_assignment): Add origtype parameter. Change all
11260 callers. If warn_cxx_compat, check for conversion to an enum
11261 type when calling a function.
11262 (store_init_value): Add origtype parameter. Change all callers.
11263 (digest_init): Likewise.
11264 (struct init_node): Add origtype field.
11265 (add_pending_init): Add origtype parameter. Change all callers.
11266 (output_init_element): Likewise.
11267 (output_pending_init_elements): Pass origtype from init_node to
11268 output_init_element.
11269 (process_init_element): Pass origtype from c_expr to
11270 output_init_element.
11271 (c_finish_return): Add origtype parameter. Change all callers.
11272 * c-common.c (sync_resolve_size): Change params to VEC *. Change
11274 (sync_resolve_params): Likewise.
11275 (sync_resolve_return): Change params to first_param. Change caller.
11276 (resolve_overloaded_builtins): Change params to VEC *. Change
11277 callers. Save first parameter around call to build_function_call_vec.
11278 * c-decl.c (finish_decl): Add origtype parameter. Change all
11279 callers. Call build_function_call_vec rather than
11280 build_function_call for cleanup.
11281 * c-tree.h: Update declarations.
11282 * c-common.h: Update declarations.
11283 * stub-objc.c (objc_rewrite_function_call): Change parameter from
11284 params to first_param.
11285 * target.h (struct gcc_target): Change resolve_overloaded_builtin
11286 params parameter from tree to void *.
11287 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11288 Change arglist parameter to have type void *, and to be a pointer
11290 * config/rs6000/rs6000-protos.h
11291 (altivec_resolve_overloaded_builtin): Update declaration.
11292 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
11293 fnargs parameter to have type void *, and to be a pointer to a
11294 VEC. Call build_function_call_vec instead of
11295 build_function_call.
11296 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
11298 2009-04-20 Joey Ye <joey.ye@intel.com>
11299 Xuepeng Guo <xuepeng.guo@intel.com>
11300 H.J. Lu <hongjiu.lu@intel.com>
11302 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
11304 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
11305 (IX86_LEA_PRIORITY): Likewise.
11306 (distance_non_agu_define): New function.
11307 (distance_agu_use): Likewise.
11308 (ix86_lea_for_add_ok): Likewise.
11309 (ix86_dep_by_shift_count): Likewise.
11311 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
11312 should split for LEA.
11314 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
11316 (ix86_dep_by_shift_count): Likewise.
11318 2009-04-20 Richard Guenther <rguenther@suse.de>
11320 * expr.c (handled_component_p): Move ...
11321 * tree.h (handled_component_p): ... here.
11322 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
11323 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
11324 and REALPART_EXPR to be in one group.
11326 2009-04-20 Richard Guenther <rguenther@suse.de>
11328 * basic-block.h (get_all_dominated_blocks): Declare.
11329 * dominance.c (get_all_dominated_blocks): New function.
11330 * tree-cfg.c (get_all_dominated_blocks): Remove.
11331 (remove_edge_and_dominated_blocks): Adjust.
11332 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
11333 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
11334 instead of recursing.
11336 2009-04-20 Doug Kwan <dougkwan@google.com>
11338 * cgraph.h (cgraph_node_ptr): New type for vector functions.
11339 (struct cgraph_node_set_def): New type.
11340 (cgraph_node_set) New type. Also declare vector functions.
11341 (struct cgraph_node_set_element_def): New type.
11342 (cgraph_node_set_element): Ditto.
11343 (cgraph_node_set_iterator): New iterator type.
11344 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
11345 cgraph_node_set_remove, dump_cgraph_node_set,
11346 debug_cgraph_node_set): New prototypes.
11347 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
11348 cgraph_node_set_size): New inlines.
11349 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
11350 including cgraph.h.
11351 (struct ipa_opt_pass): Add struct cgraph_node_set_def
11352 argument to function 'write_summary'.
11353 * ipa.c: Include ggc.h.
11354 (hash_cgraph_node_set_element,
11355 eq_cgraph_node_set_element, cgraph_node_set_new,
11356 cgraph_node_set_add, cgraph_node_set_remove,
11357 cgraph_node_set_find, dump_cgraph_node_set,
11358 debug_cgraph_node_set): New functions.
11359 * Makefile.in (ipa.o): Add dependency on GGC_H.
11361 2009-04-20 Ira Rosen <irar@il.ibm.com>
11363 PR tree-optimization/39675
11364 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
11365 check of the return code of vect_schedule_slp. Check that
11366 stmt_vec_info still exists for the statement, before checking its
11367 vectorization type.
11369 2009-04-20 Michael Matz <matz@suse.de>
11371 * Makefile.in (generated_files): Take out $(simple_generated_c).
11373 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
11375 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
11376 (UINTPTR_TYPE): Likewise.
11378 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11381 * c-typeck.c (digest_init): Check for initializing an array with a
11384 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11387 * c-semantics.c (pop_stmt_list): Propagate
11388 STATEMENT_LIST_HAS_LABEL to parent statement list.
11390 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
11392 * config/mips/mips.h (mips_tune_attr): New macro.
11393 * config/mips/mips.md (cpu): Use it.
11395 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11398 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
11401 2009-04-19 Diego Novillo <dnovillo@google.com>
11403 * toplev.c (compile_file): Move call to coverage_finish ...
11404 * cgraphunit.c (ipa_passes): ... here.
11405 Call cgraph_process_new_functions.
11406 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
11407 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
11409 2009-04-19 Jan Hubicka <jh@suse.cz>
11411 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
11413 (dump_cgraph_node): Dump can throw external flag.
11414 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
11416 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
11420 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
11421 * common.opt (Wlogical-op): Move from here...
11422 * c.opt (Wlogical-op): ... to here.
11423 * c-typeck.c (parser_build_binary_op): Update call to
11424 warn_logical_operator.
11425 * c-opts.c (c_common_post_options): Enable warn_logical_op with
11427 * c-common.c (warn_logical_op): Update.
11428 * c-common.h (warn_logical_op): Update declaration.
11430 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
11432 * tree.c (protected_set_expr_location): Fix formatting.
11434 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11437 * c-typeck.c (readonly_warning): new.
11438 (build_unary_op, build_modify_expr): Use readonly_warning for
11439 storing into something readonly but not const-qualified.
11441 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11444 * c-typeck.c (build_unary_op): Check for taking address of
11445 expression of type void.
11447 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11450 * c-typeck.c (build_function_call): Check for calling a function
11451 with qualified void return types. Call require_complete_type when
11454 2009-04-18 Jan Hubicka <jh@suse.cz>
11456 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
11458 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
11459 can_throw_external flag.
11460 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
11461 * ipa-pure-const.c (ignore_edge): New function.
11462 (propagate): Compute order for NOTHROW computation; set NOTHROWs
11463 only over can_throw_external edges.
11464 (local_pure_const): Add nothrow flag.
11465 * ipa-utils.c (searchc): Add ignore_edge callback.
11466 (ipa_utils_reduced_inorder): Add ignore_edge callback.
11467 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
11468 (set_nothrow_function_flags): Update cgraph.
11469 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
11471 2009-04-18 Richard Guenther <rguenther@suse.de>
11473 PR middle-end/39804
11474 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
11475 (fold_stmt): ... this and ...
11476 (fold_stmt_inplace): ... this.
11477 (fold_stmt_1): Fold references in calls and asms.
11478 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
11480 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11482 * tree-vrp.c (ssa_name_nonzero_p): Remove.
11483 * tree.h: Remove the prototype for ssa_name_nonzero_p.
11485 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11487 * tree.c (function_args_count): Remove.
11488 * tree.h: Remove the prototype for function_args_count.
11490 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11492 * tree-iterator.c (expr_only): Remove.
11493 * tree.h: Remove the prototype for expr_only.
11495 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11497 * reginfo.c (cannot_change_mode_set_regs): Remove.
11498 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
11500 2009-04-08 Anatoly Sokolov <aesok@post.ru>
11502 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
11503 whether operands 0 and 1 overlaps.
11505 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
11507 PR middle-end/36902
11508 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
11509 pointer. Use warning_at instead of warning.
11510 (search_for_addr_array): Likewise.
11511 (check_array_bounds): Likewise.
11512 (check_all_array_refs): Check that the incoming edge is not in the
11513 list of edges to be removed.
11514 (check_all_array_refs): Avoid the temporal pointer.
11515 (vrp_visit_cond_stmt): Fix typo.
11516 (simplify_switch_using_ranges): Handle the case where the switch
11517 index is an integer constant.
11519 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
11521 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
11523 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11525 * doc/extend.texi, doc/invoke.texi: Fix typos.
11527 2009-04-17 Cary Coutant <ccoutant@google.com>
11529 * tree-flow-inline.h (get_lineno): Fix inverted test.
11531 2009-04-17 Diego Novillo <dnovillo@google.com>
11533 * tree-ssa-pre.c (create_expression_by_pieces): Remove
11534 assertion for AVAIL_OUT.
11536 2009-04-17 Mike Frysinger <vapier@gentoo.org>
11539 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
11540 * config/sh/linux-atomic.asm: Likewise.
11542 2009-04-17 Diego Novillo <dnovillo@google.com>
11544 * except.c (debug_eh_tree): New.
11545 (struct eh_region, struct eh_status): Move ...
11546 * except.h: ... here.
11547 (add_type_for_runtime): Declare extern.
11548 (lookup_type_for_runtime): Likewise.
11549 (debug_eh_tree): Declare.
11550 * Makefile.in (GTFILES): List except.h before except.c
11552 2009-04-17 Diego Novillo <dnovillo@google.com>
11554 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
11555 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
11556 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
11557 (find_vars_r): ... here.
11558 * tree-flow.h (find_referenced_vars_in): Declare.
11559 * tree-ssa-pre.c (create_expression_by_pieces): Assert
11560 that AVAIL_OUT exists for BLOCK.
11561 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
11562 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
11563 (tree-parloops.o): Likewise.
11565 2009-04-17 Simon Baldwin <simonb@google.com>
11567 * toplev.c (default_tree_printer): Add handling for %E format.
11569 2009-04-17 Diego Novillo <dnovillo@google.com>
11571 * tree-pretty-print.c (dump_generic_node): Add break after
11572 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
11573 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
11574 FUNCTION_TYPE together. Call print_struct_decl when printing
11575 structures and TDF_SLIM is not given.
11576 (print_struct_decl): Fix logic for detecting recursion.
11578 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
11581 * gcc.c (create_at_file): New.
11582 (compile_input_file_p): New.
11583 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
11584 * main.c (main): Update call to toplev_main.
11585 * toplev.c (toplev_main): Change signature. Call expandargv.
11586 * toplev.h (toplev_main): Change signature.
11588 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
11590 * dwarf2out.c (field_byte_offset): Use the type size as the field size
11591 if the latter is not constant.
11593 2009-04-17 David Edelsohn <edelsohn@gnu.org>
11595 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
11597 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
11599 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
11600 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
11602 2009-04-17 Richard Guenther <rguenther@suse.de>
11604 * tree-ssa-structalias.c (get_constraint_for_component_ref):
11605 Handle component references view-converting an invariant address.
11607 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
11609 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
11610 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
11611 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
11612 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
11613 Use @deftypevr rather than @deftypevar.
11615 2009-04-17 Richard Guenther <rguenther@suse.de>
11617 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
11618 (get_prop_source_stmt): Likewise.
11619 (can_propagate_from): Likewise.
11621 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
11623 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
11624 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
11625 (--with-multilib-list): Add default value.
11626 * configure: Regenerate.
11627 * Makefile.in (TM_ENDIAN_CONFIG): Define.
11628 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
11629 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
11630 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
11631 Don't add default cpu to multilib list unnecessarily, but do enable
11632 the relevant compiler option..
11633 Add support for --with-multilib-list=<blank> and
11634 --with-multilib-list=!<somelib> to supress unwanted multilibs.
11635 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
11636 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
11637 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
11638 TM_MULTILIB_CONFIG.
11639 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
11640 (MULTILIB_OSDIRNAMES): New variable.
11641 * config/sh/t-1e: Delete file.
11642 * config/sh/t-mlib-sh1: Delete file.
11643 * config/sh/t-mlib-sh2: Delete file.
11644 * config/sh/t-mlib-sh2a: Delete file.
11645 * config/sh/t-mlib-sh2a-nofpu: Delete file.
11646 * config/sh/t-mlib-sh2a-single: Delete file.
11647 * config/sh/t-mlib-sh2a-single-only: Delete file.
11648 * config/sh/t-mlib-sh2e: Delete file.
11649 * config/sh/t-mlib-sh3e: Delete file.
11650 * config/sh/t-mlib-sh4: Delete file.
11651 * config/sh/t-mlib-sh4-nofpu: Delete file.
11652 * config/sh/t-mlib-sh4-single: Delete file.
11653 * config/sh/t-mlib-sh4-single-only: Delete file.
11654 * config/sh/t-mlib-sh4a: Delete file.
11655 * config/sh/t-mlib-sh4a-nofpu: Delete file.
11656 * config/sh/t-mlib-sh4a-single: Delete file.
11657 * config/sh/t-mlib-sh4a-single-only: Delete file.
11658 * config/sh/t-mlib-sh4al: Delete file.
11659 * config/sh/t-mlib-sh5-32media: Delete file.
11660 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
11661 * config/sh/t-mlib-sh5-64media: Delete file.
11662 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
11663 * config/sh/t-mlib-sh5-compact: Delete file.
11664 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
11665 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
11666 * doc/install.texi (Options specification): Add
11667 --with-multilib-list and --with-endian.
11669 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
11671 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
11673 (OBJS-common): Add plugin-version.o.
11674 (plugin-version.o): New.
11675 * gcc-plugin.h (plugin_gcc_version): New.
11676 (plugin_default_version_check): New.
11677 (plugin_init_func, plugin_init): Add version argument.
11678 * plugin-version.c: New.
11679 * plugin.c (str_plugin_gcc_version_name): New.
11680 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
11681 pass it to the init function.
11682 (plugin_default_version_check): New.
11684 2009-04-17 Richard Guenther <rguenther@suse.de>
11686 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
11687 for decl-vs-decl disambiguation.
11689 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
11691 * config/s390/s390.h (s390_tune_attr): New macro definition.
11692 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
11694 2009-04-17 Richard Guenther <rguenther@suse.de>
11696 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
11697 (fold_stmt_r): Likewise.
11698 (maybe_fold_reference): New function.
11699 (fold_gimple_assign): Handle cases fold_stmt_r did.
11700 (fold_stmt): Do not use fold_stmt_r.
11701 (fold_stmt_inplace): Likewise.
11703 2009-04-17 Richard Guenther <rguenther@suse.de>
11705 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
11706 (record_equivalences_from_stmt): Remove useless checks and
11708 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
11709 the type is already suitable.
11711 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
11713 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
11715 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
11717 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
11718 (CMPtype): Define as __gcc_CMPtype.
11720 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
11722 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
11723 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
11725 2009-04-17 Richard Guenther <rguenther@suse.de>
11727 PR tree-optimization/39746
11728 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
11729 special-casing for builtins and static variable use/def.
11730 (call_may_clobber_ref_p_1): Likewise.
11732 2009-04-16 Ian Lance Taylor <iant@google.com>
11734 * df.h: Include "timevar.h".
11735 (struct df_problem): Change tv_id field to timevar_id_t.
11736 * tree-pass.h: Include "timevar.h".
11737 (struct opt_pass): Change tv_id field to timevar_id_t.
11738 * timevar.h (timevar_id_t): Define TV_NONE.
11739 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
11740 TV_NONE rather than tv_id != 0.
11741 (execute_one_pass): Likewise.
11742 * Makefile.in (DF_H): Add $(TIMEVAR_H).
11743 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
11744 dependencies to $(TREE_PASS_H).
11745 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
11747 (pass_branch_target_load_optimize2): Likewise.
11748 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
11749 (pass_outof_cfg_layout_mode): Likewise.
11750 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
11751 (pass_rebuild_cgraph_edges): Likewise.
11752 (pass_remove_cgraph_callee_edges): Likewise.
11753 * df-core.c (pass_df_initialize_opt): Likewise.
11754 (pass_df_initialize_no_opt): Likewise.
11755 (pass_df_finish): Likewise.
11756 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
11757 * except.c (pass_set_nothrow_function_flags): Likewise.
11758 (pass_convert_to_eh_region_ranges): Likewise.
11759 * final.c (pass_compute_alignments): Likewise.
11760 * function.c (pass_instantiate_virtual_regs): Likewise.
11761 (pass_init_function): Likewise.
11762 (pass_leaf_regs): Likewise.
11763 (pass_match_asm_constraints): Likewise.
11764 * gimple-low.c (pass_lower_cf): Likewise.
11765 (pass_mark_used_blocks): Likewise.
11766 * init-regs.c (pass_initialize_regs): Likewise.
11767 * integrate.c (pass_initial_value_sets): Likewise.
11768 * ira.c (pass_ira): Likewise.
11769 * jump.c (pass_cleanup_barriers): Likewise.
11770 * omp-low.c (pass_expand_omp): Likewise.
11771 (pass_lower_omp): Likewise.
11772 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
11773 * recog.c (pass_split_all_insns): Likewise.
11774 (pass_split_after_reload): Likewise.
11775 (pass_split_before_regstack): Likewise.
11776 (pass_split_before_sched2): Likewise.
11777 (pass_split_for_shorten_branches): Likewise.
11778 * reginfo.c (pass_reginfo_init): Likewise.
11779 (pass_subregs_of_mode_init): Likewise.
11780 (pass_subregs_of_mode_finish): Likewise.
11781 * passes.c (pass_postreload): Likewise.
11782 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
11783 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
11784 (pass_warn_function_return): Likewise.
11785 (pass_warn_function_noreturn): Likewise.
11786 * tree-complex.c (pass_lower_complex): Likewise.
11787 (pass_lower_complex_O0): Likewise.
11788 * tree-if-conv.c (pass_if_conversion): Likewise.
11789 * tree-into-ssa.c (pass_build_ssa): Likewise.
11790 * tree-mudflap.c (pass_mudflap_1): Likewise.
11791 (pass_mudflap_2): Likewise.
11792 * tree-nomudflap.c (pass_mudflap_1): Likewise.
11793 (pass_mudflap_2): Likewise.
11794 * tree-nrv.c (pass_return_slot): Likewise.
11795 * tree-object-size.c (pass_object_sizes): Likewise.
11796 * tree-optimize.c (pass_all_optimizations): Likewise.
11797 (pass_early_local_passes): Likewise.
11798 (pass_all_early_optimizations): Likewise.
11799 (pass_cleanup_cfg): Likewise.
11800 (pass_cleanup_cfg_post_optimizing): Likewise.
11801 (pass_free_datastructures): Likewise.
11802 (pass_free_cfg_annotations): Likewise.
11803 (pass_fixup_cfg): Likewise.
11804 (pass_init_datastructures): Likewise.
11805 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
11806 (pass_late_warn_uninitialized): Likewise.
11807 (pass_update_address_taken): Likewise.
11808 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
11809 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
11810 (pass_cse_sincos): Likewise.
11811 (pass_convert_to_rsqrt): Likewise.
11812 * tree-ssa-structalias.c (pass_build_alias): Likewise.
11813 * tree-stdarg.c (pass_stdarg): Likewise.
11814 * tree-tailcall.c (pass_tail_recursion): Likewise.
11815 (pass_tail_calls): Likewise.
11816 * tree-vect-generic.c (pass_lower_vector): Likewise.
11817 (pass_lower_vector_ssa): Likewise.
11818 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
11820 2009-04-16 Joseph Myers <joseph@codesourcery.com>
11822 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
11824 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
11826 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
11827 logical and signext.
11829 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
11832 * config/sh/predicates.md (arith_operand): Check if the operand
11833 of TRUNCATE is a REG.
11835 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11837 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
11838 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
11840 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11842 * tree-iterator.c (tsi_split_statement_list_after,
11843 tsi_split_statement_list_before): Remove.
11844 * tree-iterator.h: Remove the prototypes for
11845 tsi_split_statement_list_after and tsi_split_statement_list_before.
11847 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11849 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
11850 * tree-ssa-propagate.h: Remove the prototype for
11851 stmt_makes_single_load.
11853 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11855 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
11856 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
11858 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11860 * tree-iterator.c (EXPR_LAST_BODY): Remove.
11862 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11864 * except.c (eh_region_outer_p): Remove.
11865 * except.h: Remove the prototype for eh_region_outer_p.
11867 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11869 * function.c (current_function_assembler_name): Remove.
11870 * function.h: Remove the prototype for
11871 current_function_assembler_name.
11873 2009-04-16 Ian Lance Taylor <iant@google.com>
11875 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
11876 (add_reg_note): Call alloc_reg_note.
11877 * rtl.h (alloc_reg_note): Declare.
11878 * combine.c (try_combine): Use alloc_reg_note.
11879 (recog_for_combine, move_deaths): Likewise.
11880 (distribute_notes): Use alloc_reg_note and add_reg_note.
11881 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
11882 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
11883 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
11885 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
11887 PR rtl-optimization/39762
11888 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
11889 ira_may_move_out_cost): Add comments about way of their usage.
11890 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
11892 * ira-conflicts.c (process_regs_for_copy): Use function
11893 ira_get_register_move_cost instead of global
11894 ira_register_move_cost.
11896 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
11897 color_pass, move_spill_restore, update_curr_costs): Ditto.
11899 * ira-lives.c (process_single_reg_class_operands): Ditto.
11901 * ira-emit.c (emit_move_list): Ditto.
11903 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
11904 (record_reg_classes): Ditto. Use functions
11905 ira_get_register_move_cost and ira_get_may_move_cost instead of
11906 global vars ira_register_move_cost, ira_may_move_out_cost and
11907 ira_may_move_in_cost.
11908 (record_address_regs): Don't call ira_init_register_move_cost.
11909 Use function ira_get_may_move_cost instead of global
11910 ira_may_move_in_cost.
11911 (process_bb_node_for_hard_reg_moves): Use function
11912 ira_get_register_move_cost instead of global ira_register_move_cost.
11913 (ira_costs): Don't call ira_init_register_move_cost.
11915 2009-04-16 Richard Guenther <rguenther@suse.de>
11917 * tree-cfg.c (verify_gimple_assign_binary):
11918 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
11919 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
11920 (create_general_new_stmt): Note that this function is broken.
11922 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
11924 * common.opt (fhelp): Add Var(help_flag).
11925 * gcc-plugin.h (plugin_info): Add help.
11926 * plugin.c (plugin_name_args): Add help.
11927 (register_plugin_info): Set plugin->help.
11928 (print_help_one_plugin): New.
11929 (print_plugins_help): New.
11930 * plugin.h (print_plugins_help): New.
11931 * toplev.c (toplev_main): Call print_plugins_help if needed.
11933 2009-04-16 Richard Guenther <rguenther@suse.de>
11935 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
11936 (gimple_ior_addresses_taken_1): New function.
11937 (gimple_ior_addresses_taken): Likewise.
11938 * gimple.h (struct gimple_statement_with_ops_base): Remove
11939 addresses_taken member.
11940 (gimple_ior_addresses_taken): Declare.
11941 (gimple_addresses_taken, gimple_addresses_taken_ptr,
11942 gimple_set_addresses_taken): Remove.
11943 * ipa-reference.c (mark_address): New function.
11944 (scan_stmt_for_static_refs): Use it for marking addresses taken.
11945 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
11946 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
11947 (gimple_add_to_addresses_taken): Remove.
11948 (get_tmr_operands): Call mark_address_taken.
11949 (get_asm_expr_operands): Likewise.
11950 (get_expr_operands): Likewise.
11951 (build_ssa_operands): Do not clear the addresses_taken bitmap.
11952 (free_stmt_operands): Do not free it.
11953 * tree-ssa.c (delete_tree_ssa): Likewise.
11954 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
11956 2009-04-16 Richard Guenther <rguenther@suse.de>
11958 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
11959 (walk_stmt_load_store_ops): Likewise.
11960 * gimple.c (get_base_loadstore): New function.
11961 (walk_stmt_load_store_addr_ops): Likewise.
11962 (walk_stmt_load_store_ops): Likewise.
11963 * ipa-pure-const.c (check_op): Simplify.
11964 (check_load, check_store): New functions.
11965 (check_stmt): Use walk_stmt_load_store_ops.
11966 * ipa-reference.c (mark_load): Adjust signature.
11967 (mark_store): Likewise.
11968 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
11970 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
11972 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
11973 (plugin_info): New.
11974 * opts.c (common_handle_option): Don't call print_version.
11975 * plugin.c (plugin_name_args): Add version.
11976 (register_plugin_info): New.
11977 (register_callback): Handle PLUGIN_INFO.
11978 (try_init_one_plugin): New.
11979 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
11981 (finalize_one_plugin): New.
11982 (finalize_plugins): New.
11983 (print_one_plugin): New.
11984 (print_plugins_versions): New.
11985 * plugin.h (print_plugins_versions): New.
11986 (finalize_plugins): New.
11987 * toplev.c (compile_file): Don't call initialize_plugins.
11988 (print_version): Call print_plugins_versions.
11989 (toplev_main): Call initialize_plugins. Print version if needed.
11990 Call finalize_plugins.
11992 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
11994 * common.opt (fversion): New.
11995 * gcc.c (print_version): New.
11996 (process_command): Don't print the version. Just set print_version.
11997 (main): Print version. Call subprocesses if print_version and
11998 verbose_flag are set.
11999 * opts.c (common_handle_option): Handle OPT_fversion.
12001 2009-04-16 Richard Guenther <rguenther@suse.de>
12002 Ira Rosen <irar@il.ibm.com>
12004 PR tree-optimization/39698
12005 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
12006 type of the reduction variable. Only generate the def if
12009 * omp-low.c (expand_omp_for_generic): When converting to a pointer
12010 make sure to first convert to an integer of the same precision.
12011 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
12012 the type of the evolution correctly in computing the new
12013 induction variable base.
12015 2009-04-16 Richard Guenther <rguenther@suse.de>
12017 PR middle-end/39625
12018 * tree-cfg.c (make_blocks): Split statements with to-be
12019 abnormal SSA names on the lhs.
12021 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
12023 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
12024 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
12025 * c-typeck.c (really_start_incremental_init): Likewise.
12026 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
12027 (TARGET_INITIALIZER): Remove it.
12028 * target.h (struct target): Remove vector_opaque_p.
12029 * tree.c (build_opaque_vector_type): New.
12030 * tree.h (TYPE_VECTOR_OPAQUE): New.
12031 (build_opaque_vector_type): Declare.
12032 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
12033 * config/rs6000/rs6000.c (build_opaque_vector_type,
12034 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
12035 (rs6000_init_builtins): Use build_opaque_vector_type for
12036 opaque_V4SI_type_node.
12038 2009-04-15 Catherine Moore <clm@codesourcery.com>
12040 * debug.h (set_name): Declare.
12041 * dwarf2out.c (dwarf2out_set_name): Declare.
12042 (dwarf2_debug_hooks): Add set_name.
12043 (find_AT_string): New.
12044 (add_AT_string): Call find_AT_string.
12045 (dwarf2out_set_name): New.
12046 * cp/decl.c (grokdeclarator): Call set_name.
12047 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
12048 * debug.c (do_nothing_debug_hooks): Likewise.
12049 * dbxout.c (dbx_debug_hooks): Likewise.
12050 * sdbout.c (sdb_debug_hooks): Likewise.
12052 2009-04-15 Michael Eager <eager@eagercon.com>
12054 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
12055 reg for single-precision FPU.
12056 * config/rs6000/rs6000.md (movsi_internal1): Only for
12057 !TARGET_SINGLE_FPU.
12058 (movsi_internal1_single): New. Add pattern to move SI values to/from
12059 single-precision FP regs.
12061 2009-04-15 Richard Guenther <rguenther@suse.de>
12063 * omp-low.c (lower_rec_input_clauses): Build correct address
12065 (expand_omp_for_generic): Fix multiplication type.
12066 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
12067 (generate_memset_zero): Fix types.
12068 * tree-profile.c (prepare_instrumented_value): Correctly
12071 2009-04-15 Ian Lance Taylor <iant@google.com>
12073 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
12074 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
12075 for -Wall and for -Wc++-compat.
12076 (c_common_post_options): For C++, set warn_enum_compare if not
12078 * c-tree.h (struct c_expr): Add field original_type.
12079 (build_external_ref): Update declaration.
12080 * c-parser.c (c_parser_braced_init): Set original_type.
12081 (c_parser_initelt): Likewise.
12082 (c_parser_expr_no_commas): Likewise.
12083 (c_parser_conditional_expression): Likewise.
12084 (c_parser_cast_expression): Likewise.
12085 (c_parser_unary_expression): Likewise. Pull setting of
12086 original_code to top of function.
12087 (c_parser_sizeof_expression): Set original_type.
12088 (c_parser_alignof_expression): Likewise.
12089 (c_parser_postfix_expression): Likewise. Pull setting of
12090 original_code to top of function.
12091 (c_parser_postfix_expression_after_paren_type): Set original_type.
12092 (c_parser_postfix_expression_after_primary): Likewise.
12093 (c_parser_expression): Likewise.
12094 * c-typeck.c (build_external_ref): Add type parameter. Change all
12096 (c_expr_sizeof_expr): Set original_type field.
12097 (parser_build_unary_op): Likewise.
12098 (parser_build_binary_op): Likewise. Optionally warn about
12099 comparisons of enums of different types.
12100 (digest_init): Set original_type field.
12101 (really_start_incremental_init): Likewise.
12102 (push_init_level, pop_init_level): Likewise.
12103 * doc/invoke.texi (Warning Options): -Wenum-compare now
12106 2009-04-15 Richard Guenther <rguenther@suse.de>
12108 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
12109 out a necessary conversion.
12110 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
12111 names we didn't value number.
12112 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
12114 2009-04-15 Richard Guenther <rguenther@suse.de>
12116 PR tree-optimization/39764
12117 * tree-ssa-ccp.c (get_value): Canonicalize value with
12118 canonicalize_float_value.
12120 2009-04-15 Jan Hubicka <jh@suse.cz>
12122 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
12123 Wrong version of patch.
12125 2009-04-15 Jan Hubicka <jh@suse.cz>
12127 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
12129 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
12131 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
12132 our distinct integral and vector types.
12134 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
12136 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
12137 * init.c (build_vtbl_address): Remove call to assemble_external.
12139 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
12141 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
12142 output for other floating point modes.
12144 2009-04-14 Diego Novillo <dnovillo@google.com>
12146 * diagnostic.c (diagnostic_report_diagnostic): Do not
12147 warn about loaded plugins for DK_ERROR and DK_WARNING.
12148 * c-decl.c (declspecs_add_type): Move call to
12149 invoke_plugin_callbacks ...
12150 * c-parser.c (c_parser_declspecs): ... here.
12151 * plugin.c (dump_active_plugins): Tidy output.
12153 2009-04-14 Diego Novillo <dnovillo@google.com>
12154 Le-Chun Wu <lcwu@google.com>
12156 * configure.ac: Add --enable-plugin support.
12157 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
12158 * Makefile.in (PLUGIN_H): Define.
12159 Export ENABLE_PLUGIN and GMPINC to site.exp.
12160 Add PLUGINLIBS to link command.
12161 Add/modify dependencies for plugin.o and files including plugin.h.
12163 * config.in: Regenerate.
12165 * opts.c (common_handle_option): Handle OPT_fplugin_ and
12168 2009-04-14 Le-Chun Wu <lcwu@google.com>
12170 * tree-pass.h (register_one_dump_file): Add a prototype for
12171 register_one_dump_file.
12172 * toplev.c (compile_file): Call initialize_plugins.
12173 (do_compile): Call invoke_plugin_callbacks.
12174 (toplev_main): Call invoke_plugin_callbacks.
12175 * common.opt: Add -fplugin= and -fplugin-arg-.
12176 * gcc-plugin.h: New public header file for plugins to include.
12177 * plugin.c: New source file.
12178 * plugin.h: New internal header file.
12179 * passes.c (register_one_dump_file): Make it external.
12181 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
12183 2009-04-14 Diego Novillo <dnovillo@google.com>
12185 * doc/plugins.texi: New.
12186 * doc/gccint.texi: Add reference to Plugins chapter.
12187 * doc/invoke.texi: Document -fplugin and -fplugin-arg
12188 * diagnostic.c (diagnostic_report_diagnostic): Warn about
12189 loaded plugins, if any.
12190 * timevar.def (TV_PLUGIN_INIT): Define.
12191 (TV_PLUGIN_RUN): Define.
12192 * plugin.c: Include timevar.h
12193 (plugins_active_p): New.
12194 (dump_active_plugins): New.
12195 (debug_active_plugins): New.
12197 2009-04-14 Joseph Myers <joseph@codesourcery.com>
12199 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
12201 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
12203 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
12205 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
12206 the same as a minus without a shift.
12208 2009-04-14 Nick Clifton <nickc@redhat.com>
12210 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
12211 comparisons with small integers will always produce a short
12214 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
12217 2008-12-19 Diego Novillo <dnovillo@google.com>
12219 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
12221 2009-04-14 Richard Guenther <rguenther@suse.de>
12223 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
12225 (verify_gimple_assign_binary): Likewise. Handle shifts and
12227 (verify_gimple_phi): Print the mismatched argument position.
12228 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
12230 (vect_update_init_of_dr): Likewise.
12231 * matrix-reorg.c (transform_access_sites): Do what the
12233 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
12235 2009-04-13 Michael Eager <eager@eagercon.com>
12237 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
12238 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
12239 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
12240 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
12241 remove duplicate config
12243 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12245 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
12246 file_name:line_number type locator of the call site.
12248 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
12250 * genautomata.c: Put blank after comma.
12251 (automaton_decls): New.
12252 (struct unit_usage): Add comments to member next.
12253 (store_alt_unit_usage): Keep the list ordered.
12254 (unit_present_on_list_p, equal_alternatives_p): New.
12255 (check_regexp_units_distribution): Check units distribution
12256 correctness correctly.
12257 (main): Don't write automata if error is found. Return correct
12260 * config/m68k/cf.md (cfv4_ds): Remove.
12261 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
12262 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
12264 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
12265 power4-load-ext, power4-store, power4-store-update,
12266 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
12267 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
12268 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
12269 power4-sqrt, power4-isync): Modify reservation to make correct
12270 unit distribution to automata.
12272 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
12273 power5-store-update, power5-two, power5-three, power5-lmul,
12274 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
12276 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
12278 * except.c (pass_set_nothrow_function_flags): Set name and add
12280 (set_nothrow_function_flags): Mention in the dump file when
12281 changing a function to nothrow.
12283 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
12286 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
12287 instead of unsigned long.
12289 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12291 * config/arm/arm.c (return_used_this_function): Remove.
12292 (arm_output_function_prologue): Remove use of
12293 return_used_this_function.
12294 (output_return_instruction): Replace use of
12295 return_used_this_function
12296 by cfun->machine->return_used_this_function.
12297 (arm_output_epilogue): Likewise.
12298 (arm_output_function_epilogue): Likewise.
12299 (thumb_unexpanded_epilogue): Likewise.
12300 * config/arm/arm.h (struct machine_function):
12301 New member return_used_this_function.
12303 2009-04-12 Mark Mitchell <mark@codesourcery.com>
12305 * doc/install.texi: Correct description of default directory for
12306 --with-gxx-include-dir.
12308 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
12310 * fold-const.c (build_range_check): Properly deal with enumeral and
12311 boolean base types.
12313 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
12315 * doc/invoke.texi (max_gcse_passes): Remove documentation.
12316 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
12317 * params.h (MAX_GCSE_PASSES): Remove.
12318 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
12319 in sequence. Remove ability to run multiple passes.
12320 (bypass_jumps): Report run as third CPROP pass.
12322 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
12324 PR middle-end/39651
12325 * except.c (can_throw_external): Look at each insn in a SEQUENCE
12326 when deciding whether the whole SEQUENCE can throw.
12328 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
12331 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
12332 offseted label references.
12334 2009-04-11 Jan Hubicka <jh@suse.cz>
12336 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
12338 2009-04-11 Richard Guenther <rguenther@suse.de>
12340 PR middle-end/39732
12341 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
12342 return variables as TREE_ADDRESSABLE.
12344 2009-04-11 Richard Guenther <rguenther@suse.de>
12346 PR tree-optimization/39713
12347 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
12348 reference trees have SSA_NAME operands.
12350 2009-04-11 Richard Guenther <rguenther@suse.de>
12353 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
12354 address expressions.
12356 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
12358 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
12359 match changes in Cygwin 1.7
12360 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
12361 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
12363 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
12365 PR tree-optimization/39701
12366 * doc/invoke.texi (Optimization Options): Document change in
12367 meaning and initialization of -fdelete-null-pointer-checks.
12369 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
12371 PR middle-end/39701
12372 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
12374 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
12377 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
12379 2009-04-10 Chao-ying Fu <fu@mips.com>
12381 * doc/tm.texi (Instruction Output): Document
12382 TARGET_ASM_FINAL_POSTSCAN_INSN.
12383 * target.h (final_postscan_insn): New field in asm_out.
12384 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
12385 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
12386 * final.c (final_scan_insn): Call
12387 targetm.asm_out.final_postscan_insn after outputting
12388 an asm macro and a normal instruction.
12390 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
12391 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
12392 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
12393 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
12394 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
12396 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
12398 PR middle-end/39701
12399 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
12400 variables as non-NULL even with -fdelete-null-pointer-checks.
12402 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
12404 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
12406 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
12409 * config/i386/i386.c (classify_argument): Handle SCmode with
12410 (bit_offset % 64) != 0.
12412 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
12414 * doc/invoke.texi (Optimize Options): Add cross-reference to
12415 -Q --help=optimizers examples.
12417 2009-04-10 Ben Elliston <bje@au.ibm.com>
12420 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
12421 regalign for the reg == fpr and TDmode case.
12423 2009-04-09 David Ayers <ayers@fsfe.org>
12426 * objc/objc-act.c (warn_with_method): Remove helper function.
12427 (check_duplicates): Call warning and inform directly.
12428 (really_start_method): Likewise.
12430 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
12432 * expmed.c (expand_divmod): Always use a comparison for a division
12433 by a large unsigned integer.
12435 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
12436 for things others than variables or functions as nonzero.
12438 2009-04-09 Nick Clifton <nickc@redhat.com>
12440 * unwind-compat.c: Change copyright header to refer to version
12441 3 of the GNU General Public License with version 3.1 of the
12442 GCC Runtime Library Exception and to point readers at the
12443 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
12444 * config/alpha/crtfastmath.c: Likewise.
12445 * config/alpha/linux-unwind.h: Likewise.
12446 * config/alpha/qrnnd.asm: Likewise.
12447 * config/alpha/vms-crt0-64.c: Likewise.
12448 * config/alpha/vms-crt0.c: Likewise.
12449 * config/alpha/vms-dwarf2.asm: Likewise.
12450 * config/alpha/vms-dwarf2eh.asm: Likewise.
12451 * config/alpha/vms-psxcrt0-64.c: Likewise.
12452 * config/alpha/vms-psxcrt0.c: Likewise.
12453 * config/alpha/vms_tramp.asm: Likewise.
12454 * config/arc/initfini.c: Likewise.
12455 * config/arc/lib1funcs.asm: Likewise.
12456 * config/arm/bpabi-v6m.S: Likewise.
12457 * config/arm/bpabi.S: Likewise.
12458 * config/arm/bpabi.c: Likewise.
12459 * config/arm/crti.asm: Likewise.
12460 * config/arm/crtn.asm: Likewise.
12461 * config/arm/ieee754-df.S: Likewise.
12462 * config/arm/ieee754-sf.S: Likewise.
12463 * config/arm/lib1funcs.asm: Likewise.
12464 * config/arm/libunwind.S: Likewise.
12465 * config/arm/linux-atomic.c: Likewise.
12466 * config/arm/mmintrin.h: Likewise.
12467 * config/arm/pr-support.c: Likewise.
12468 * config/arm/unaligned-funcs.c: Likewise.
12469 * config/arm/unwind-arm.c: Likewise.
12470 * config/arm/unwind-arm.h: Likewise.
12471 * config/avr/libgcc.S: Likewise.
12472 * config/bfin/crti.s: Likewise.
12473 * config/bfin/crtlibid.s: Likewise.
12474 * config/bfin/crtn.s: Likewise.
12475 * config/bfin/lib1funcs.asm: Likewise.
12476 * config/bfin/linux-unwind.h: Likewise.
12477 * config/cris/arit.c: Likewise.
12478 * config/cris/cris_abi_symbol.c: Likewise.
12479 * config/darwin-64.c: Likewise.
12480 * config/darwin-crt2.c: Likewise.
12481 * config/darwin-crt3.c: Likewise.
12482 * config/darwin.h: Likewise.
12483 * config/dbxelf.h: Likewise.
12484 * config/dfp-bit.c: Likewise.
12485 * config/dfp-bit.h: Likewise.
12486 * config/elfos.h: Likewise.
12487 * config/fixed-bit.c: Likewise.
12488 * config/fixed-bit.h: Likewise.
12489 * config/fp-bit.c: Likewise.
12490 * config/fp-bit.h: Likewise.
12491 * config/fr30/crti.asm: Likewise.
12492 * config/fr30/crtn.asm: Likewise.
12493 * config/fr30/lib1funcs.asm: Likewise.
12494 * config/freebsd-spec.h: Likewise.
12495 * config/frv/cmovd.c: Likewise.
12496 * config/frv/cmovh.c: Likewise.
12497 * config/frv/cmovw.c: Likewise.
12498 * config/frv/frvbegin.c: Likewise.
12499 * config/frv/frvend.c: Likewise.
12500 * config/frv/lib1funcs.asm: Likewise.
12501 * config/glibc-stdint.h: Likewise.
12502 * config/h8300/clzhi2.c: Likewise.
12503 * config/h8300/crti.asm: Likewise.
12504 * config/h8300/crtn.asm: Likewise.
12505 * config/h8300/ctzhi2.c: Likewise.
12506 * config/h8300/fixunssfsi.c: Likewise.
12507 * config/h8300/lib1funcs.asm: Likewise.
12508 * config/h8300/parityhi2.c: Likewise.
12509 * config/h8300/popcounthi2.c: Likewise.
12510 * config/i386/ammintrin.h: Likewise.
12511 * config/i386/att.h: Likewise.
12512 * config/i386/avxintrin.h: Likewise.
12513 * config/i386/biarch64.h: Likewise.
12514 * config/i386/bmmintrin.h: Likewise.
12515 * config/i386/cpuid.h: Likewise.
12516 * config/i386/cross-stdarg.h: Likewise.
12517 * config/i386/crtfastmath.c: Likewise.
12518 * config/i386/crtprec.c: Likewise.
12519 * config/i386/cygming-crtbegin.c: Likewise.
12520 * config/i386/cygming-crtend.c: Likewise.
12521 * config/i386/cygwin.asm: Likewise.
12522 * config/i386/emmintrin.h: Likewise.
12523 * config/i386/gmm_malloc.h: Likewise.
12524 * config/i386/gthr-win32.c: Likewise.
12525 * config/i386/i386.h: Likewise.
12526 * config/i386/immintrin.h: Likewise.
12527 * config/i386/linux-unwind.h: Likewise.
12528 * config/i386/linux64.h: Likewise.
12529 * config/i386/mm3dnow.h: Likewise.
12530 * config/i386/mmintrin-common.h: Likewise.
12531 * config/i386/mmintrin.h: Likewise.
12532 * config/i386/nmmintrin.h: Likewise.
12533 * config/i386/pmm_malloc.h: Likewise.
12534 * config/i386/pmmintrin.h: Likewise.
12535 * config/i386/smmintrin.h: Likewise.
12536 * config/i386/sol2-c1.asm: Likewise.
12537 * config/i386/sol2-ci.asm: Likewise.
12538 * config/i386/sol2-cn.asm: Likewise.
12539 * config/i386/sol2-gc1.asm: Likewise.
12540 * config/i386/tmmintrin.h: Likewise.
12541 * config/i386/unix.h: Likewise.
12542 * config/i386/w32-unwind.h: Likewise.
12543 * config/i386/wmmintrin.h: Likewise.
12544 * config/i386/x86-64.h: Likewise.
12545 * config/i386/x86intrin.h: Likewise.
12546 * config/i386/xmmintrin.h: Likewise.
12547 * config/ia64/crtbegin.asm: Likewise.
12548 * config/ia64/crtend.asm: Likewise.
12549 * config/ia64/crtfastmath.c: Likewise.
12550 * config/ia64/crti.asm: Likewise.
12551 * config/ia64/crtn.asm: Likewise.
12552 * config/ia64/fde-glibc.c: Likewise.
12553 * config/ia64/lib1funcs.asm: Likewise.
12554 * config/ia64/linux-unwind.h: Likewise.
12555 * config/ia64/quadlib.c: Likewise.
12556 * config/ia64/unwind-ia64.c: Likewise.
12557 * config/linux.h: Likewise.
12558 * config/m32c/m32c-lib1.S: Likewise.
12559 * config/m32c/m32c-lib2-trapv.c: Likewise.
12560 * config/m32c/m32c-lib2.c: Likewise.
12561 * config/m32r/initfini.c: Likewise.
12562 * config/m68hc11/larith.asm: Likewise.
12563 * config/m68hc11/m68hc11-crt0.S: Likewise.
12564 * config/m68k/cf.md: Likewise.
12565 * config/m68k/crti.s: Likewise.
12566 * config/m68k/crtn.s: Likewise.
12567 * config/m68k/lb1sf68.asm: Likewise.
12568 * config/m68k/linux-unwind.h: Likewise.
12569 * config/mcore/crti.asm: Likewise.
12570 * config/mcore/crtn.asm: Likewise.
12571 * config/mcore/lib1.asm: Likewise.
12572 * config/mips/linux-unwind.h: Likewise.
12573 * config/mips/loongson.h: Likewise.
12574 * config/mips/mips16.S: Likewise.
12575 * config/mmix/crti.asm: Likewise.
12576 * config/mmix/crtn.asm: Likewise.
12577 * config/pa/fptr.c: Likewise.
12578 * config/pa/hpux-unwind.h: Likewise.
12579 * config/pa/lib2funcs.asm: Likewise.
12580 * config/pa/linux-atomic.c: Likewise.
12581 * config/pa/linux-unwind.h: Likewise.
12582 * config/pa/milli64.S: Likewise.
12583 * config/pa/quadlib.c: Likewise.
12584 * config/pa/stublib.c: Likewise.
12585 * config/picochip/libgccExtras/adddi3.asm: Likewise.
12586 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
12587 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
12588 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
12589 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
12590 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
12591 * config/picochip/libgccExtras/divmod15.asm: Likewise.
12592 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
12593 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
12594 * config/picochip/libgccExtras/longjmp.asm: Likewise.
12595 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
12596 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
12597 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
12598 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
12599 * config/picochip/libgccExtras/setjmp.asm: Likewise.
12600 * config/picochip/libgccExtras/subdi3.asm: Likewise.
12601 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
12602 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
12603 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
12604 * config/rs6000/750cl.h: Likewise.
12605 * config/rs6000/altivec.h: Likewise.
12606 * config/rs6000/biarch64.h: Likewise.
12607 * config/rs6000/crtresfpr.asm: Likewise.
12608 * config/rs6000/crtresgpr.asm: Likewise.
12609 * config/rs6000/crtresxfpr.asm: Likewise.
12610 * config/rs6000/crtresxgpr.asm: Likewise.
12611 * config/rs6000/crtsavfpr.asm: Likewise.
12612 * config/rs6000/crtsavgpr.asm: Likewise.
12613 * config/rs6000/darwin-asm.h: Likewise.
12614 * config/rs6000/darwin-fallback.c: Likewise.
12615 * config/rs6000/darwin-fpsave.asm: Likewise.
12616 * config/rs6000/darwin-ldouble.c: Likewise.
12617 * config/rs6000/darwin-tramp.asm: Likewise.
12618 * config/rs6000/darwin-unwind.h: Likewise.
12619 * config/rs6000/darwin-vecsave.asm: Likewise.
12620 * config/rs6000/darwin-world.asm: Likewise.
12621 * config/rs6000/e500crtres32gpr.asm: Likewise.
12622 * config/rs6000/e500crtres64gpr.asm: Likewise.
12623 * config/rs6000/e500crtres64gprctr.asm: Likewise.
12624 * config/rs6000/e500crtrest32gpr.asm: Likewise.
12625 * config/rs6000/e500crtrest64gpr.asm: Likewise.
12626 * config/rs6000/e500crtresx32gpr.asm: Likewise.
12627 * config/rs6000/e500crtresx64gpr.asm: Likewise.
12628 * config/rs6000/e500crtsav32gpr.asm: Likewise.
12629 * config/rs6000/e500crtsav64gpr.asm: Likewise.
12630 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
12631 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
12632 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
12633 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
12634 * config/rs6000/eabi-ci.asm: Likewise.
12635 * config/rs6000/eabi-cn.asm: Likewise.
12636 * config/rs6000/eabi.asm: Likewise.
12637 * config/rs6000/linux-unwind.h: Likewise.
12638 * config/rs6000/linux64.h: Likewise.
12639 * config/rs6000/paired.h: Likewise.
12640 * config/rs6000/paired.md: Likewise.
12641 * config/rs6000/ppc64-fp.c: Likewise.
12642 * config/rs6000/ppu_intrinsics.h: Likewise.
12643 * config/rs6000/rs6000.h: Likewise.
12644 * config/rs6000/si2vmx.h: Likewise.
12645 * config/rs6000/sol-ci.asm: Likewise.
12646 * config/rs6000/sol-cn.asm: Likewise.
12647 * config/rs6000/spe.h: Likewise.
12648 * config/rs6000/spu2vmx.h: Likewise.
12649 * config/rs6000/sysv4.h: Likewise.
12650 * config/rs6000/tramp.asm: Likewise.
12651 * config/rs6000/vec_types.h: Likewise.
12652 * config/s390/linux-unwind.h: Likewise.
12653 * config/s390/tpf-unwind.h: Likewise.
12654 * config/score/crti.asm: Likewise.
12655 * config/score/crtn.asm: Likewise.
12656 * config/sh/crt1.asm: Likewise.
12657 * config/sh/crti.asm: Likewise.
12658 * config/sh/crtn.asm: Likewise.
12659 * config/sh/divtab-sh4-300.c: Likewise.
12660 * config/sh/divtab-sh4.c: Likewise.
12661 * config/sh/divtab.c: Likewise.
12662 * config/sh/lib1funcs-4-300.asm: Likewise.
12663 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
12664 * config/sh/lib1funcs.asm: Likewise.
12665 * config/sh/lib1funcs.h: Likewise.
12666 * config/sh/linux-atomic.asm: Likewise.
12667 * config/sh/linux-unwind.h: Likewise.
12668 * config/sh/shmedia.h: Likewise.
12669 * config/sh/sshmedia.h: Likewise.
12670 * config/sh/ushmedia.h: Likewise.
12671 * config/sparc/crtfastmath.c: Likewise.
12672 * config/sparc/linux-unwind.h: Likewise.
12673 * config/sparc/sol2-c1.asm: Likewise.
12674 * config/sparc/sol2-ci.asm: Likewise.
12675 * config/sparc/sol2-cn.asm: Likewise.
12676 * config/spu/divmodti4.c: Likewise.
12677 * config/spu/divv2df3.c: Likewise.
12678 * config/spu/float_disf.c: Likewise.
12679 * config/spu/float_unsdidf.c: Likewise.
12680 * config/spu/float_unsdisf.c: Likewise.
12681 * config/spu/float_unssidf.c: Likewise.
12682 * config/spu/mfc_multi_tag_release.c: Likewise.
12683 * config/spu/mfc_multi_tag_reserve.c: Likewise.
12684 * config/spu/mfc_tag_release.c: Likewise.
12685 * config/spu/mfc_tag_reserve.c: Likewise.
12686 * config/spu/mfc_tag_table.c: Likewise.
12687 * config/spu/multi3.c: Likewise.
12688 * config/spu/spu_internals.h: Likewise.
12689 * config/spu/spu_intrinsics.h: Likewise.
12690 * config/spu/spu_mfcio.h: Likewise.
12691 * config/spu/vec_types.h: Likewise.
12692 * config/spu/vmx2spu.h: Likewise.
12693 * config/stormy16/stormy16-lib2.c: Likewise.
12694 * config/svr4.h: Likewise.
12695 * config/sync.c: Likewise.
12696 * config/v850/lib1funcs.asm: Likewise.
12697 * config/vxlib-tls.c: Likewise.
12698 * config/vxlib.c: Likewise.
12699 * config/vxworks-dummy.h: Likewise.
12700 * config/xtensa/crti.asm: Likewise.
12701 * config/xtensa/crtn.asm: Likewise.
12702 * config/xtensa/ieee754-df.S: Likewise.
12703 * config/xtensa/ieee754-sf.S: Likewise.
12704 * config/xtensa/lib1funcs.asm: Likewise.
12705 * config/xtensa/lib2funcs.S: Likewise.
12706 * config/xtensa/linux-unwind.h: Likewise.
12707 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
12708 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
12709 * coretypes.h: Likewise.
12710 * crtstuff.c: Likewise.
12711 * defaults.h: Likewise.
12712 * dwarf2.h: Likewise.
12713 * emutls.c: Likewise.
12714 * gbl-ctors.h: Likewise.
12715 * gcov-io.h: Likewise.
12716 * ginclude/float.h: Likewise.
12717 * ginclude/iso646.h: Likewise.
12718 * ginclude/stdarg.h: Likewise.
12719 * ginclude/stdbool.h: Likewise.
12720 * ginclude/stddef.h: Likewise.
12721 * ginclude/stdfix.h: Likewise.
12722 * ginclude/stdint-gcc.h: Likewise.
12723 * ginclude/tgmath.h: Likewise.
12724 * gthr-aix.h: Likewise.
12725 * gthr-dce.h: Likewise.
12726 * gthr-gnat.c: Likewise.
12727 * gthr-gnat.h: Likewise.
12728 * gthr-lynx.h: Likewise.
12729 * gthr-mipssde.h: Likewise.
12730 * gthr-nks.h: Likewise.
12731 * gthr-posix.c: Likewise.
12732 * gthr-posix.h: Likewise.
12733 * gthr-posix95.h: Likewise.
12734 * gthr-rtems.h: Likewise.
12735 * gthr-single.h: Likewise.
12736 * gthr-solaris.h: Likewise.
12737 * gthr-tpf.h: Likewise.
12738 * gthr-vxworks.h: Likewise.
12739 * gthr-win32.h: Likewise.
12740 * gthr.h: Likewise.
12741 * libgcc2.c: Likewise.
12742 * libgcc2.h: Likewise.
12743 * libgcov.c: Likewise.
12744 * tsystem.h: Likewise.
12745 * typeclass.h: Likewise.
12746 * unwind-c.c: Likewise.
12747 * unwind-compat.h: Likewise.
12748 * unwind-dw2-fde-compat.c: Likewise.
12749 * unwind-dw2-fde-darwin.c: Likewise.
12750 * unwind-dw2-fde-glibc.c: Likewise.
12751 * unwind-dw2-fde.c: Likewise.
12752 * unwind-dw2-fde.h: Likewise.
12753 * unwind-dw2.c: Likewise.
12754 * unwind-dw2.h: Likewise.
12755 * unwind-generic.h: Likewise.
12756 * unwind-pe.h: Likewise.
12757 * unwind-sjlj.c: Likewise.
12758 * unwind.inc: Likewise.
12759 * config/arm/neon-gen.ml: Change generated copyright header to
12760 refer to version 3 of the GNU General Public License with
12761 version 3.1 of the GCC Runtime Library Exception and to point
12762 readers at the COPYING3 and COPYING3.RUNTIME files and the
12763 FSF's license web page.
12764 * config/arm/arm_neon.h: Regenerate.
12766 2009-04-09 Jakub Jelinek <jakub@redhat.com>
12768 * config/cris/cris.md: Change copyright header to refer to version
12769 3 of the GNU General Public License.
12770 * doc/install.texi2html: Change copyright header to refer to version
12771 3 of the GNU General Public License and to point readers at the
12772 COPYING3 file and the FSF's license web page.
12773 * config/vax/linux.h: Likewise.
12775 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
12777 * config/i386/i386.md (cmpcc): New.
12778 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
12779 (sync_compare_and_swap_cc*): Delete.
12781 * config/s390/s390.c (s390_compare_emitted): Remove.
12782 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
12783 s390_compare_emitted used to be handled. Assert that modes match.
12784 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
12785 refer to sync_compare_and_swap_ccsi.
12786 * config/s390/s390.h (s390_compare_emitted): Remove.
12787 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
12788 instead of s390_compare_emitted.
12789 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
12790 instead of s390_compare_emitted.
12791 * config/s390/s390.md (cmpcc): New.
12792 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
12793 CC_REGNUM, do not pretend it's set.
12794 (sync_compare_and_swap_cc*): Delete.
12795 * config/s390/predicates.md (cc_reg_operand): New.
12797 * expr.c (sync_compare_and_swap_cc): Delete.
12798 * optabs.h (sync_compare_and_swap_cc): Delete.
12799 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
12800 is being used with can_compare_p.
12801 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
12802 (find_cc_set): New.
12803 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
12804 look for a MODE_CC set instead. Use emit_store_flag.
12805 (expand_compare_and_swap_loop): Likewise, with some additional
12806 complication to avoid a force_reg when useless. Use
12807 emit_cmp_and_jump_insns.
12808 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
12809 * doc/md.texi (sync_compare_and_swap_cc): Merge with
12810 sync_compare_and_swap documentation.
12812 2009-04-09 Jan Hubicka <jh@suse.cz>
12814 * except.c (find_prev_try): Break out from ....
12815 (duplicate_eh_regions): ... here; properly update prev_try pointers
12816 when duplication part of tree.
12817 (dump_eh_tree): Improve dumping.
12818 (verify_eh_region): New.
12819 (verify_eh_tree): Use it.
12821 2009-04-06 Richard Guenther <rguenther@suse.de>
12823 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
12824 &ARRAY addresses by adjusting their types and prepending
12826 * tree-cfg.c (verify_gimple_assign_single): Verify that
12827 addresses are correct.
12829 2009-04-09 Richard Guenther <rguenther@suse.de>
12831 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
12832 indices into an array reference if possible.
12833 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
12834 Fold POINTER_PLUS_EXPR statements with invariant address.
12836 2009-04-09 Alan Modra <amodra@bigpond.net.au>
12839 * config.gcc (powerpc64-*-linux*): Always build biarch.
12841 2009-04-09 Joseph Myers <joseph@codesourcery.com>
12844 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
12845 it and pedwarn if this results in an INTEGER_CST.
12847 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12849 * doc/install.texi: Update minimum GMP version. Remove obsolete
12850 text in MPFR section.
12852 2009-04-08 Jakub Jelinek <jakub@redhat.com>
12854 * dwarf2out.c (class_scope_p): New static inline.
12855 (class_or_namespace_scope_p): Use it.
12856 (gen_variable_die): Use DW_TAG_member tag for static data member
12857 declarations instead of DW_TAG_variable.
12859 PR middle-end/39573
12860 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
12863 2009-04-08 Richard Guenther <rguenther@suse.de>
12865 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
12866 valueize random data.
12868 2009-04-08 David Edelsohn <edelsohn@gnu.org>
12870 * config.gcc (aix tm_file): Add aix-stdint.h.
12871 (aix tm clause use_gcc_stdint): Set to wrap.
12872 * config/rs6000/aix-stdint.h: New file.
12874 2009-04-08 Richard Guenther <rguenther@suse.de>
12876 PR middle-end/36291
12877 * tree-dfa.c (add_referenced_var): Do not recurse into
12878 global initializers.
12879 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
12881 (fold_const_aggregate_ref): Likewise.
12883 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
12885 * recog.c (ordered_comparison_operator): New.
12886 * gensupport.c (std_preds): Add it.
12887 * doc/md.texi (Machine-Independent Predicates): Document it.
12889 2009-04-08 Jan Hubicka <jh@suse.cz>
12891 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
12892 * function.h (rtl_eh): Remove exception_handler_label_map.
12893 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
12894 remove_exception_handler_label, for_each_eh_label_1): Remove.
12895 (rtl_remove_unreachable_regions): Remove.
12896 (convert_from_eh_region_ranges): Do not remove unreachable regions.
12897 (find_exception_handler_labels): Don't build the hashtable.
12898 (maybe_remove_eh_handler): Remove.
12899 (for_each_eh_label): Rewrite to walk the tree.
12900 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
12901 * except.h (maybe_remove_eh_handler): Remove.
12902 * passes.c (init_optimization_passes): Schedule second EH cleanup
12904 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
12905 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
12907 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
12909 * genoutput.c (validate_optab_operands): New.
12910 (gen_insn, gen_expand): Call it.
12912 * genflags.c (gen_insn): Detect misused iterators.
12913 (main): Pass line_no to gen_insn, exit with status 1 on error.
12915 * genextract.c (line_no): Make global.
12916 (VEC_safe_set_locstr): Change assertion to error message.
12917 (main): Exit with status 1 on error.
12919 2009-04-08 Joseph Myers <joseph@codesourcery.com>
12923 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
12924 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
12925 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
12926 * c-convert.c (convert): Do not call fold on results of conversion
12927 functions when the result is a C_MAYBE_CONST_EXPR.
12928 * c-parser.c (c_parser_postfix_expression): Do not fold condition
12929 of __builtin_choose_expr.
12930 * c-typeck.c (remove_c_maybe_const_expr): New.
12931 (build_unary_op, build_conditional_expr, build_compound_expr,
12932 build_binary_op, c_objc_common_truthvalue_conversion): Call
12933 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
12936 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
12938 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
12939 CODE to produce a new one. Add a prototype to use fold_convert_const
12941 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
12944 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
12945 mix declarations and code.
12947 2009-04-08 Ben Elliston <bje@au.ibm.com>
12949 * gcc.c: Replace `CC' with `GCC' throughout.
12951 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
12953 * doc/invoke.texi: Document Atom support.
12955 2009-04-07 Jason Merrill <jason@redhat.com>
12958 * c-common.h, c-common.c: Add flag_pretty_templates.
12959 * c-opts.c (c_common_handle_option): Set it.
12960 * c.opt: Add -fno-pretty-templates.
12961 * doc/invoke.texi (C++ Dialect Options): Likewise.
12963 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
12965 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
12966 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
12967 (ia64_expand_builtin): Likewise.
12969 2009-04-07 Martin Jambor <mjambor@suse.cz>
12971 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
12972 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
12973 ADDR_EXPRS are include too.
12975 2009-04-07 Richard Guenther <rguenther@suse.de>
12977 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
12978 decls are only used if passes as parameters or if they are
12979 local statics and the call is not to a builtin.
12980 (call_may_clobber_ref_p_1): Likewise.
12982 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
12984 * expr.c (do_store_flag): Remove last argument. Simplify code
12985 to avoid duplication of tests already done by can_compare_p.
12986 (expand_expr_real_1): Adjust caller.
12988 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
12990 * optabs.c (can_compare_p): Test the predicate of a
12991 cbranch and cstore pattern.
12993 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
12995 * expr.c (convert_move): Use emit_store_flag instead of
12998 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13000 * config/i386/i386.c (ix86_compare_emitted): Remove.
13001 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
13002 ix86_compare_op0 like ix86_compare_emitted used to be handled.
13003 * config/i386/i386.h (ix86_compare_emitted): Remove.
13004 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
13005 instead of ix86_compare_emitted.
13006 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
13008 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
13010 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
13011 Add t-sysroot-suffix to tmake_file.
13012 * config/print-sysroot-suffix.sh: New file.
13013 * config/t-sysroot-suffix: New file.
13015 2009-04-07 Ben Elliston <bje@au.ibm.com>
13017 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
13018 as the latter produces a warning when the target does not support
13021 2009-04-07 Ben Elliston <bje@au.ibm.com>
13023 * dfp.c: Replace type punning assignments with memcpy throughout.
13024 * Makefile.in (dfp.o-warn): Remove.
13026 2009-04-07 Alan Modra <amodra@bigpond.net.au>
13029 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
13030 Include soft-fp/t-softfp after rs6000/t-linux64.
13032 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
13034 * stor-layout.c (set_sizetype): Use the full precision of their
13035 machine mode for bitsize types.
13037 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
13039 * config/i386/i386.md: Revert 2 accidental checkins.
13041 2009-04-06 Joey Ye <joey.ye@intel.com>
13042 Xuepeng Guo <xuepeng.guo@intel.com>
13043 H.J. Lu <hongjiu.lu@intel.com>
13045 Atom pipeline model, tuning and insn selection.
13046 * config.gcc (atom): Add atom config options and target.
13048 * config/i386/atom.md: New.
13050 * config/i386/i386.c (atom_cost): New cost.
13051 (m_ATOM): New macro flag.
13052 (initial_ix86_tune_features): Set m_ATOM.
13053 (x86_accumulate_outgoing_args): Likewise.
13054 (x86_arch_always_fancy_math_387): Likewise.
13055 (processor_target): Add Atom cost.
13056 (cpu_names): Add Atom cpu name.
13057 (override_options): Set Atom ISA.
13058 (ix86_issue_rate): New case PROCESSOR_ATOM.
13059 (ix86_adjust_cost): Likewise.
13061 * config/i386/i386.h (TARGET_ATOM): New target macro.
13062 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
13063 (TARGET_OPT_AGU): New target option.
13064 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
13065 (processor_type): Add PROCESSOR_ATOM.
13067 * config/i386/i386.md (cpu): Add new value "atom".
13068 (use_carry, movu): New attr.
13069 (atom.md): Include atom.md.
13070 (adddi3_carry_rex64): Set attr "use_carry".
13071 (addqi3_carry): Likewise.
13072 (addhi3_carry): Likewise.
13073 (addsi3_carry): Likewise.
13074 (*addsi3_carry_zext): Likewise.
13075 (subdi3_carry_rex64): Likewise.
13076 (subqi3_carry): Likewise.
13077 (subhi3_carry): Likewise.
13078 (subsi3_carry): Likewise.
13079 (x86_movdicc_0_m1_rex64): Likewise.
13080 (*x86_movdicc_0_m1_se): Likewise.
13081 (x86_movsicc_0_m1): Likewise.
13082 (*x86_movsicc_0_m1_se): Likewise.
13083 (*adddi_1_rex64): Emit add insn as much as possible.
13084 (*addsi_1): Likewise.
13085 (return_internal): Set atom_unit.
13086 (return_internal_long): Likewise.
13087 (return_pop_internal): Likewise.
13088 (*rcpsf2_sse): Set atom_sse_attr attr.
13089 (*qrt<mode>2_sse): Likewise.
13090 (*prefetch_sse): Likewise.
13092 * config/i386/i386-c.c (ix86_target_macros_internal): New case
13094 (ix86_target_macros_internal): Likewise.
13096 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
13097 (*prefetch_sse_rex): Likewise.
13098 (sse_rcpv4sf2): Likewise.
13099 (sse_vmrcpv4sf2): Likewise.
13100 (sse_sqrtv4sf2): Likewise.
13101 (<sse>_vmsqrt<mode>2): Likewise.
13102 (sse_ldmxcsr): Likewise.
13103 (sse_stmxcsr): Likewise.
13104 (*sse_sfence): Likewise.
13105 (sse2_clflush): Likewise.
13106 (*sse2_mfence): Likewise.
13107 (*sse2_lfence): Likewise.
13108 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
13109 (<sse>_movup<ssemodesuffixf2c>): Likewise.
13110 (avx_movdqu<avxmodesuffix>): Likewise.
13111 (avx_lddqu<avxmodesuffix>): Likewise.
13112 (sse2_movntv2di): Change attr "type" to "ssemov".
13113 (sse2_movntsi): Likewise.
13114 (rsqrtv8sf2): Change attr "type" to "sseadd".
13115 (sse3_addsubv2df3): Set attr "atom_unit".
13116 (sse3_h<plusminus_insn>v4sf3): Likewise.
13117 (*sse2_pmaddwd): Likewise.
13118 (*vec_extractv2di_1_rex64): Likewise.
13119 (*vec_extractv2di_1_avx): Likewise.
13120 (sse2_psadbw): Likewise.
13121 (ssse3_phaddwv8hi3): Likewise.
13122 (ssse3_phaddwv4hi3): Likewise.
13123 (ssse3_phadddv4si3): Likewise.
13124 (ssse3_phadddv2si3): Likewise.
13125 (ssse3_phaddswv8hi3): Likewise.
13126 (ssse3_phaddswv4hi3): Likewise.
13127 (ssse3_phsubwv8hi3): Likewise.
13128 (ssse3_phsubwv4hi3): Likewise.
13129 (ssse3_phsubdv4si3): Likewise.
13130 (ssse3_phsubdv2si3): Likewise.
13131 (ssse3_phsubswv8hi3): Likewise.
13132 (ssse3_phsubswv4hi3): Likewise.
13133 (ssse3_pmaddubsw128): Likewise.
13134 (sse3_pmaddubsw: Likewise.
13135 (ssse3_palignrti): Likewise.
13136 (ssse3_palignrdi): Likewise.
13138 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
13140 * doc/install.texi (Specific): Fix two cross-references to MinGW.
13142 2009-04-06 Richard Guenther <rguenther@suse.de>
13144 PR tree-optimization/28868
13145 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
13146 of which PHI results we inserted.
13147 (insert_into_preds_of_block): Record inserted PHIs.
13148 (eliminate): Eliminate redundant PHI nodes.
13149 (init_pre): Init inserted_phi_names.
13151 2009-04-06 Richard Guenther <rguenther@suse.de>
13153 PR tree-optimization/39643
13154 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
13155 IMAGPART_EXPRs of complex constants.
13156 (execute_fold_all_builtins): If we folded a call queue
13157 TODO_update_address_taken.
13159 2009-04-06 Jan Hubicka <jh@suse.cz>
13161 PR middle-end/39659
13162 * except.c (remove_unreachable_regions): Propagate may_contain_throw
13165 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
13167 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
13169 (ic_invalidate_array): Likewise.
13171 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
13173 * calls.c (emit_library_call_value_1): Fix a problem with parameter
13174 alignment for library calls.
13176 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
13178 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
13179 (mingw32 tm clause use_gcc_stdint): Set to wrap.
13180 * config/i386/mingw-stdint.h: New file.
13182 2009-04-05 Richard Guenther <rguenther@suse.de>
13184 PR tree-optimization/39648
13185 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
13186 our &A vs. &A[0] IL deficiencies.
13188 2009-04-04 Jan Hubicka <jh@suse.cz>
13190 * except.c (sjlj_find_directly_reachable_regions): Be ready for
13191 removed toplevel regions.
13192 (sjlj_mark_call_sites): Likewise.
13194 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
13196 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
13197 (cygwin tm clause use_gcc_stdint): Set to wrap.
13198 * config/i386/cygwin-stdint.h: New file.
13200 2009-04-04 Richard Guenther <rguenther@suse.de>
13202 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
13203 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
13204 single-argument PHIs if we are in loop-closed SSA form.
13205 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
13206 for the pre-condition.
13207 (slpeel_tree_peel_loop_to_edge): Likewise.
13208 (vect_build_loop_niters): Take an optional sequence to append stmts.
13209 (vect_generate_tmps_on_preheader): Likewise.
13210 (vect_do_peeling_for_loop_bound): Take extra guards for the
13212 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
13213 the cost model check.
13214 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
13215 guards if we are going to peel. Do not apply versioning in that case.
13216 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
13217 (vect_do_peeling_for_loop_bound): Likewise.
13218 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
13219 loop bound only record extra pre-conditions, do not apply loop
13222 2009-04-04 Richard Guenther <rguenther@suse.de>
13224 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
13227 2009-04-04 Jan Hubicka <jh@suse.cz>
13229 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
13230 last_basic_block for size of bb->index indexed array.
13231 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
13232 compute_out, link_btr_uses, build_btr_def_use_webs,
13233 build_btr_def_use_webs, migrate_btr_defs): Likewise.
13235 2009-04-04 Jan Hubicka <jh@suse.cz>
13237 * except.c (remove_eh_handler_and_replace): Break out from ...
13238 (remove_eh_handler): ... here.
13239 (bring_to_root): New function.
13240 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
13241 handled ones, bring others to root of tree.
13243 2009-04-04 Jan Hubicka <jh@suse.cz>
13245 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
13246 (all_phis_safe_to_merge): New function.
13247 (update_info): New structure.
13248 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
13249 (cleanup_empty_eh): Update SSA if possible.
13251 2009-04-04 Richard Guenther <rguenther@suse.de>
13253 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
13254 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
13255 (append_vuse): Likewise.
13257 2009-04-04 Jakub Jelinek <jakub@redhat.com>
13259 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
13260 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
13261 instead of REG_UNSAVED for DW_CFA_undefined.
13262 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
13263 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
13266 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
13269 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
13270 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
13271 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
13273 2009-04-04 Richard Guenther <rguenther@suse.de>
13275 PR tree-optimization/8781
13276 PR tree-optimization/37892
13277 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
13278 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
13279 (valueize_refs): Call it for *& valueizations.
13280 (shared_reference_ops_from_ref): Rename to ...
13281 (valueize_shared_reference_ops_from_ref): ... this and valueize.
13282 (shared_reference_ops_from_call): Rename to ...
13283 (valueize_shared_reference_ops_from_call): ... this and valueize.
13284 (vn_reference_lookup): Update.
13285 (visit_reference_op_call): Likewise.
13286 * tree-ssa-pre.c (phi_translate_1): Fold *&.
13287 (eliminate): Value-replace the call address in call statements.
13289 2009-04-04 Richard Guenther <rguenther@suse.de>
13291 PR tree-optimization/39636
13292 * tree-ssa-forwprop.c
13293 (forward_propagate_addr_into_variable_array_index): Check for
13294 GIMPLE_ASSIGN before accessing the rhs code.
13296 2009-04-03 Jason Merrill <jason@redhat.com>
13298 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
13300 2009-04-03 Steve Ellcey <sje@cup.hp.com>
13302 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
13303 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
13304 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
13305 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
13306 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
13307 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
13308 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
13309 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
13310 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
13311 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
13312 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
13313 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
13314 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
13315 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
13316 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
13317 Use fr_reg_or_fp01_operand instead of fr_register_operand
13319 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
13320 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
13321 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
13323 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
13325 PR rtl-optimization/39607
13326 PR rtl-optimization/39631
13330 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
13331 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
13332 instead of DF_LR_OUT.
13333 * ira-lives.c (process_bb_node_lives): Ditto.
13334 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
13335 instead of DF_LR_{OUT,IN}.
13336 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
13337 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
13339 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
13341 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
13342 (execute_lower_omp): Always run but take the short way out if -fopenmp
13344 (gate_lower_omp): Remove, forcing the pass manager to always run the
13345 pass and always set PROP_gimple_lomp.
13346 (pass_lower_omp): Remove gate function.
13347 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
13348 PROP_trees. Instead, require it.
13349 * ipa-cp.c (pass_ipa_cp): Likewise.
13350 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
13351 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
13352 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
13353 and PROP_gimple_leh.
13355 2009-04-03 Richard Guenther <rguenther@suse.de>
13357 PR middle-end/13146
13358 PR tree-optimization/23940
13359 PR tree-optimization/33237
13360 PR middle-end/33974
13361 PR middle-end/34093
13362 PR tree-optimization/36201
13363 PR tree-optimization/36230
13364 PR tree-optimization/38049
13365 PR tree-optimization/38207
13366 PR tree-optimization/38230
13367 PR tree-optimization/38301
13368 PR tree-optimization/38585
13369 PR middle-end/38895
13370 PR tree-optimization/38985
13371 PR tree-optimization/39299
13372 * tree-ssa-structalias.h: Remove.
13373 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
13374 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
13375 (struct vuse_element_d): Remove.
13376 (struct vuse_vec_d): Likewise.
13377 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
13378 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
13379 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
13380 VUSE_ELEMENT_VAR): Likewise.
13381 (struct voptype_d): Likewise.
13382 (NUM_VOP_FREE_BUCKETS): Likewise.
13383 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
13384 (struct stmt_operands_d): Remove.
13385 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
13386 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
13387 VDEF_NUM, VDEF_VECT): Likewise.
13388 (copy_virtual_operands): Remove.
13389 (operand_build_cmp): Likewise.
13390 (create_ssa_artificial_load_stmt): Likewise.
13391 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
13392 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
13393 vuse_index and mayuse_index members. Pack and move done and iter_type
13394 members to the front.
13395 (SSA_OP_VMAYUSE): Remove.
13396 (SSA_OP_VIRTUAL_USES): Adjust.
13397 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
13398 (unlink_stmt_vdef): Declare.
13399 (add_to_addressable_set): Remove.
13400 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
13401 (vrp_visit_stmt): Likewise.
13402 * doc/tree-ssa.texi (Alias analysis): Update.
13403 * doc/invoke.texi (max-aliased-vops): Remove docs.
13404 (avg-aliased-vops): Likewise.
13405 * tree-into-ssa.c (syms_to_rename): Remove.
13406 (need_to_update_vops_p): Likewise.
13407 (need_to_initialize_update_ssa_p): Rename to ...
13408 (update_ssa_initialized_fn): ... this. Track function we are
13410 (symbol_marked_for_renaming): Simplify.
13411 (add_new_name_mapping): Do not set need_to_update_vops_p.
13412 (dump_currdefs): Use SYMS_TO_RENAME.
13413 (rewrite_update_stmt): Always walk all uses/defs.
13414 (dump_update_ssa): Adjust.
13415 (init_update_ssa): Take function argument. Track what we are
13417 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
13418 (create_new_def_for): Initialize for cfun, assert we are initialized
13420 (mark_sym_for_renaming): Simplify.
13421 (mark_set_for_renaming): Do not initialize update-ssa.
13422 (need_ssa_update_p): Simplify. Take function argument.
13423 (name_mappings_registered_p): Assert we ask for the correct function.
13424 (name_registered_for_update_p): Likewise.
13425 (ssa_names_to_replace): Likewise.
13426 (release_ssa_name_after_update_ssa): Likewise.
13427 (update_ssa): Likewise. Use SYMS_TO_RENAME.
13428 (dump_decl_set): Do not print a newline.
13429 (debug_decl_set): Do it here.
13430 (dump_update_ssa): And here.
13431 * tree-ssa-loop-im.c (move_computations): Adjust.
13432 (movement_possibility): Likewise.
13433 (determine_max_movement): Likewise.
13434 (gather_mem_refs_stmt): Likewise.
13435 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
13436 or NAME_MEMORY_TAG.
13437 * tree-complex.c (update_all_vops): Remove.
13438 (expand_complex_move): Adjust.
13439 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
13440 Simplify test for memory referencing statement. Exclude
13441 non-invariant ADDR_EXPRs.
13442 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
13443 * tree-loop-distribution.c (generate_memset_zero): Adjust.
13444 (rdg_flag_uses): Likewise.
13445 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
13447 (tree_optimize_tail_calls_1): Also split the
13448 edge from the entry block if we have degenerate PHI nodes in
13449 the first basic block.
13450 * tree.c (init_ttree): Remove memory-tag related code.
13451 (tree_code_size): Likewise.
13452 (tree_node_structure): Likewise.
13453 (build7_stat): Re-write to be build6_stat.
13454 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
13455 (SSA_VAR_P): Adjust.
13456 (struct tree_memory_tag): Remove.
13457 (struct tree_memory_partition_tag): Likewise.
13458 (union tree_node): Adjust.
13459 (build7): Re-write to be build6.
13460 * tree-pass.h (pass_reset_cc_flags): Remove.
13461 (TODO_update_address_taken): New flag.
13462 (pass_simple_dse): Remove.
13463 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
13464 * params.h (MAX_ALIASED_VOPS): Remove.
13465 (AVG_ALIASED_VOPS): Likewise.
13466 * omp-low.c (expand_omp_taskreg): Update SSA form.
13467 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
13468 aliases the lhs in a copy stmt.
13469 * tree-ssa-dse.c (struct address_walk_data): Remove.
13470 (memory_ssa_name_same): Likewise.
13471 (memory_address_same): Likewise.
13472 (get_kill_of_stmt_lhs): Likewise.
13473 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
13474 unused stores. Look through PHI nodes into post-dominated regions.
13475 (dse_optimize_stmt): Simplify. Properly remove stores.
13476 (tree_ssa_dse): Compute dominators.
13477 (execute_simple_dse): Remove.
13478 (pass_simple_dse): Likewise.
13479 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
13480 gimple_loaded_syms and gimple_stored_syms computation.
13481 * toplev.c (dump_memory_report): Dump alias and pta stats.
13482 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
13483 (vn_reference_eq): Likewise.
13484 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
13485 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
13486 valueize_vuses): Remove.
13487 (get_def_ref_stmt_vuses): Simplify. Rename to ...
13488 (get_def_ref_stmt_vuse): ... this.
13489 (vn_reference_lookup_2): New function.
13490 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
13491 walking equivalent vuses. Simplify.
13492 (vn_reference_lookup): Likewise.
13493 (vn_reference_insert): Likewise.
13494 (vn_reference_insert_pieces): Likewise.
13495 (visit_reference_op_call): Simplify.
13496 (visit_reference_op_load): Likewise.
13497 (visit_reference_op_store): Likewise.
13498 (init_scc_vn): Remove shared_lookup_vuses initialization.
13499 (free_scc_vn): Remove shared_lookup_vuses freeing.
13500 (sort_vuses, sort_vuses_heap): Remove.
13501 (get_ref_from_reference_ops): Export.
13502 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
13503 vector with single vuse pointer.
13504 (vn_reference_lookup_pieces, vn_reference_lookup,
13505 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
13506 (shared_vuses_from_stmt): Remove.
13507 (get_ref_from_reference_ops): Declare.
13508 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
13509 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
13510 memory-tag related code.
13511 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
13512 (likely_value): Add comment, skip static-chain of call statements.
13513 (surely_varying_stmt_p): Adjust.
13514 (gimplify_and_update_call_from_tree): Likewise.
13515 (execute_fold_all_builtins): Do not rebuild alias info.
13516 (gimplify_and_update_call_from_tree): Properly update VOPs.
13517 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
13518 (copy_ref_info): Remove memory-tag related code.
13519 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
13520 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
13521 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
13523 * tree-ssa-dom.c (gimple_p): Remove typedef.
13524 (eliminate_redundant_computations): Adjust.
13525 (record_equivalences_from_stmt): Likewise.
13526 (avail_expr_hash): Likewise.
13527 (avail_expr_eq): Likewise.
13528 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
13529 (stmt_makes_single_load): Likewise.
13530 (stmt_makes_single_store): Likewise.
13531 * tree-ssa-alias.c: Rewrite completely.
13532 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
13533 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
13534 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
13535 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
13536 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
13537 Remove public functions.
13538 (pass_reset_cc_flags): Remove.
13539 (pass_build_alias): Move ...
13540 * tree-ssa-structalias.c (pass_build_alias): ... here.
13541 * tree-ssa-alias.c (may_be_aliased): Move ...
13542 * tree-flow-inline.h (may_be_aliased): ... here.
13543 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
13544 count_uses_and_derefs): Move ...
13545 * gimple.c: ... here.
13546 * gimple.h (count_uses_and_derefs): Declare.
13547 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
13548 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
13549 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
13550 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
13551 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
13552 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
13553 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
13555 * tree-dfa.c (refs_may_alias_p): Move ...
13556 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
13557 * tree-ssa-alias.h: New file.
13558 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
13559 (statement_sink_location): Likewise.
13560 * opts.c (decode_options): Do not adjust max-aliased-vops or
13561 avg-aliased-vops values.
13562 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
13563 (TV_CALL_CLOBBER): Likewise.
13564 (TV_FLOW_SENSITIVE): Likewise.
13565 (TV_FLOW_INSENSITIVE): Likewise.
13566 (TV_MEMORY_PARTITIONING): Likewise.
13567 (TV_ALIAS_STMT_WALK): New timevar.
13568 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
13569 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
13570 (get_address_description): Remove memory-tag related code.
13571 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
13572 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
13573 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
13574 and immediate uses in statements. Document.
13575 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
13576 (dump_symbols): Remove.
13577 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
13578 * alias.c (get_deref_alias_set): New function split out from ...
13579 (get_alias_set): ... here.
13580 * alias.h (get_deref_alias_set): Declare.
13581 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
13582 type parameter. Remove restrict pointer handling. Create a
13583 ref-all pointer in case type-based alias sets do not conflict.
13584 (vect_analyze_data_refs): Remove SMT related code.
13585 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
13586 (vectorizable_load): Likewise.
13587 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
13588 (DR_SYMBOL_TAG, DR_VOPS): Remove.
13589 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
13590 Ignore vops and SMTs.
13591 (dr_analyze_alias): Likewise..
13592 (free_data_ref): Likewise.
13593 (create_data_ref): Likewise.
13594 (analyze_all_data_dependences): Likewise.
13595 (get_references_in_stmt): Adjust.
13596 * tree-flow-inline.h (gimple_aliases_computed_p,
13597 gimple_addressable_vars, gimple_call_clobbered_vars,
13598 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
13599 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
13600 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
13601 gimple_mem_ref_stats): Remove.
13602 (gimple_vop): New function.
13603 (op_iter_next_use): Remove vuses and mayuses cases.
13604 (op_iter_next_def): Remove vdefs case.
13605 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
13606 (clear_and_done_ssa_iter): Do not set removed fields.
13607 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
13608 Assert we are not iterating over vuses or vdefs if not also
13609 iterating over uses or defs.
13610 (op_iter_init_use): Likewise.
13611 (op_iter_init_def): Likewise.
13612 (op_iter_next_vdef): Remove.
13613 (op_iter_next_mustdef): Likewise.
13614 (op_iter_init_vdef): Likewise.
13615 (compare_ssa_operands_equal): Likewise.
13616 (link_use_stmts_after): Handle vuse operand.
13617 (is_call_used): Use is_call_clobbered.
13618 (is_call_clobbered): Global variables are always call clobbered,
13619 query the call-clobbers bitmap.
13620 (mark_call_clobbered): Ignore global variables.
13621 (clear_call_clobbered): Likewise.
13622 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
13623 virtual operands sanity check.
13624 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
13626 (TARGET_MEM_REF): Remove TMR_TAG operand.
13627 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
13628 Remove call-clobber related code.
13629 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
13630 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
13631 partitions or escape reason.
13632 (get_single_def_stmt, get_single_def_stmt_from_phi,
13633 get_single_def_stmt_with_phi): Remove.
13634 (dump_referenced_vars): Tidy.
13635 (get_ref_base_and_extent): Allow bare decls.
13636 (collect_dfa_stats): Adjust.
13637 * graphite.c (rename_variables_in_stmt): Adjust.
13638 (graphite_copy_stmts_from_block): Likewise.
13639 (translate_clast): Likewise.
13640 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
13642 (translate_vuse_through_block): Use the oracle.
13643 (phi_translate_1): Adjust.
13644 (value_dies_in_block_x): Use the oracle. Cache the outcome
13646 (valid_in_sets): Check if the VUSE for
13647 a REFERENCE is available.
13648 (eliminate): Do not remove stmts during elimination,
13649 instead queue and remove them afterwards.
13650 (do_pre): Do not rebuild alias info.
13651 (pass_pre): Run TODO_rebuild_alias before PRE.
13652 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
13653 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
13654 (mark_all_v_defs_stmt): Remove.
13655 (mark_all_v_defs_seq): Adjust.
13656 (sra_replace): Likewise.
13657 (scalarize_use): Likewise.
13658 (scalarize_copy): Likewise.
13659 (scalarize_init): Likewise.
13660 (scalarize_ldst): Likewise.
13661 (todoflags): Remove.
13662 (tree_sra): Do not rebuild alias info.
13663 (tree_sra_early): Adjust.
13664 (pass_sra): Run TODO_update_address_taken before SRA.
13665 * tree-predcom.c (set_alias_info): Remove.
13666 (prepare_initializers_chain): Do not call it.
13667 (mark_virtual_ops_for_renaming): Adjust.
13668 (mark_virtual_ops_for_renaming_list): Remove.
13669 (initialize_root_vars): Adjust.
13670 (initialize_root_vars_lm): Likewise.
13671 (prepare_initializers_chain): Likewise.
13672 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
13673 (may_propagate_copy_into_stmt): Likewise.
13674 (merge_alias_info): Do nothing for now.
13675 (propagate_tree_value_into_stmt): Adjust.
13676 (stmt_may_generate_copy): Likewise.
13677 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
13678 not mark symbols for renaming.
13679 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
13680 with the same statement, make sure to update the new pointed-to one.
13681 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
13682 call statements, do not mark symbols for renaming.
13683 (mark_operand_necessary): Dump something.
13684 (ref_may_be_aliased): New function.
13685 (mark_aliased_reaching_defs_necessary_1): New helper function.
13686 (mark_aliased_reaching_defs_necessary): Likewise.
13687 (mark_all_reaching_defs_necessary_1): Likewise.
13688 (mark_all_reaching_defs_necessary): Likewise.
13689 (propagate_necessity): Do not process virtual PHIs. For
13690 non-aliased loads mark all reaching definitions as necessary.
13691 For aliased loads and stores mark the immediate dominating
13692 aliased clobbers as necessary.
13693 (visited): New global static.
13694 (perform_tree_ssa_dce): Free visited bitmap after propagating
13696 (remove_dead_phis): Perform simple dead virtual PHI removal.
13697 (remove_dead_stmt): Properly unlink virtual operands when
13699 (eliminate_unnecessary_stmts): Schedule PHI removal after
13701 * tree-ssa-ter.c (is_replaceable_p): Adjust.
13702 (process_replaceable): Likewise.
13703 (find_replaceable_in_bb): Likewise.
13704 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
13705 based on the single gimple vop.
13706 (verify_flow_insensitive_alias_info): Remove.
13707 (verify_flow_sensitive_alias_info): Likewise.
13708 (verify_call_clobbering): Likewise.
13709 (verify_memory_partitions): Likewise.
13710 (verify_alias_info): Likewise.
13711 (verify_ssa): Adjust..
13712 (execute_update_addresses_taken): Export. Update SSA
13713 manually. Optimize only when optimizing. Use a local bitmap.
13714 (pass_update_address_taken): Remove TODO_update_ssa, add
13716 (pass_update_address_taken): Just use TODO_update_address_taken.
13717 (init_tree_ssa): Do not initialize addressable_vars.
13718 (verify_ssa): Verify new VUSE / VDEF properties.
13719 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
13720 Do not call verify_alias_info.
13721 (delete_tree_ssa): Clear the VUSE, VDEF operands.
13722 Do not free the loaded and stored syms bitmaps. Reset the escaped
13723 and callused solutions. Do not free addressable_vars.
13724 Remove memory-tag related code.
13725 (warn_uninitialized_var): Aliases are always available.
13726 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
13727 * lambda-code.c (can_put_in_inner_loop): Adjust.
13728 (can_put_after_inner_loop): Likewise.
13729 (perfect_nestify): Likewise.
13730 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
13731 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
13732 (vectorizable_conversion): Do not mark symbols for renaming.
13733 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
13734 (expand_call_inline): Unlink the calls virtual operands before
13736 (tree_function_versioning): Do not call update_ssa if we are not
13737 updating clones. Simplify.
13738 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
13739 (propagate_with_phi): Likewise..
13740 * tree-outof-ssa.c (create_temp): Remove memory tag and call
13741 clobber code. Assert we are not aliased or global.
13742 * tree-flow.h: Include tree-ssa-alias.h
13743 (enum escape_type): Remove.
13744 (struct mem_sym_stats_d): Likewise.
13745 (struct mem_ref_stats_d): Likewise.
13746 (struct gimple_df): Add vop member. Remove global_var,
13747 call_clobbered_vars, call_used_vars, addressable_vars,
13748 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
13749 escaped and callused members.
13750 (struct ptr_info_def): Remove all members, add points-to solution
13752 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
13753 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
13754 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
13755 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
13756 (tree-ssa-alias.o): Likewise.
13757 (toplev.o): Add tree-ssa-alias.h
13758 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
13759 * gimple.c (gimple_set_bb): Fix off-by-one error.
13760 (is_gimple_reg): Do not handle memory tags.
13761 (gimple_copy): Also copy virtual operands.
13762 Delay updating the statement. Do not reset loaded and stored syms.
13763 (gimple_set_stored_syms): Remove.
13764 (gimple_set_loaded_syms): Likewise.
13765 (gimple_call_copy_skip_args): Copy the virtual operands
13766 and mark the new statement modified.
13767 * tree-ssa-structalias.c (may_alias_p): Remove.
13768 (set_uids_in_ptset): Take the alias set to prune with as
13769 parameter. Fold in the alias test of may_alias_p.
13770 (compute_points_to_sets): Compute whether a ptr is dereferenced
13771 in a local sbitmap.
13772 (process_constraint): Deal with &ANYTHING on the lhs, reject all
13773 other ADDRESSOF constraints on the lhs.
13774 (get_constraint_for_component_ref): Assert that we don't get
13775 ADDRESSOF constraints from the base of the reference.
13776 Properly generate UNKNOWN_OFFSET for DEREF if needed.
13777 (struct variable_info): Remove collapsed_to member.
13778 (get_varinfo_fc): Remove.
13779 (new_var_info): Do not set collapsed_to.
13780 (dump_constraint): Do not follow cycles.
13781 (dump_constraint_graph): Likewise.
13782 (build_pred_graph): Likewise.
13783 (build_succ_graph): Likewise.
13784 (rewrite_constraints): Likewise.
13785 (do_simple_structure_copy): Remove.
13786 (do_rhs_deref_structure_copy): Remove.
13787 (do_lhs_deref_structure_copy): Remove.
13788 (collapse_rest_of_var): Remove.
13789 (do_structure_copy): Re-implement.
13790 (pta_stats): New global variable.
13791 (dump_pta_stats): New function.
13792 (struct constraint_expr): Make offset signed.
13793 (UNKNOWN_OFFSET): Define special value.
13794 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
13795 (solution_set_expand): New helper function split out from ...
13796 (do_sd_constraint): ... here.
13797 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
13798 (do_ds_constraint): Likewise.
13799 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
13800 and CALLUSED = *CALLUSED.
13801 (set_union_with_increment): Make inc argument signed.
13802 (type_safe): Remove.
13803 (get_constraint_for_ptr_offset): Handle unknown and negative
13805 (first_vi_for_offset): Handle offsets before start. Bail
13806 out early for offsets beyond the variable extent.
13807 (first_or_preceding_vi_for_offset): New function.
13808 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
13809 Together with ESCAPED = *ESCAPED this properly computes reachability.
13810 (find_what_var_points_to): New function.
13811 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
13812 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
13813 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
13814 pt_solutions_intersect): New functions.
13815 (compute_call_used_vars): Remove.
13816 (compute_may_aliases): New main entry into PTA computation.
13817 * gimple.h (gimple_p): New typedef.
13818 (struct gimple_statement_base): Remove references_memory_p.
13819 (struct gimple_statement_with_memory_ops_base): Remove
13820 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
13822 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
13823 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
13824 gimple_set_references_memory): Remove.
13825 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
13826 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
13828 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
13829 (verify_expr): Allow RESULT_DECL.
13830 (gimple_duplicate_bb): Do not copy virtual operands.
13831 (gimple_duplicate_sese_region): Adjust.
13832 (gimple_duplicate_sese_tail): Likewise.
13833 (mark_virtual_ops_in_region): Remove.
13834 (move_sese_region_to_fn): Do not call it.
13835 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
13836 and pass_simple_dse.
13837 (execute_function_todo): Handle TODO_update_address_taken,
13838 call execute_update_addresses_taken for TODO_rebuild_alias.
13839 (execute_todo): Adjust.
13840 (execute_one_pass): Init dump files early.
13841 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
13843 (create_general_new_stmt): Clear vops.
13844 * tree-ssa-reassoc.c (get_rank): Adjust.
13845 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
13846 symbols for renaming.
13847 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
13848 (PARAM_AVG_ALIASED_VOPS): Likewise.
13849 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
13850 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
13851 * tree-ssa-operands.c: Simplify for new virtual operand representation.
13852 (operand_build_cmp, copy_virtual_operands,
13853 create_ssa_artificial_load_stmt, add_to_addressable_set,
13854 gimple_add_to_addresses_taken): Remove public functions.
13855 (unlink_stmt_vdef): New function.
13857 2009-04-03 Alan Modra <amodra@bigpond.net.au>
13859 * config.gcc (powerpc-*-linux*): Merge variants.
13861 2009-04-02 Chao-ying Fu <fu@mips.com>
13862 James Grosbach <james.grosbach@microchip.com>
13864 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
13865 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
13867 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
13868 keep_interrupts_masked_p, use_debug_exception_return_p.
13869 (mips_attribute_table): Add interrupt, use_shadow_register_set,
13870 keep_interrupts_masked, use_debug_exception_return.
13871 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
13872 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
13874 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
13875 (mips_print_operand): Process COP0 registers to print $0 .. $31
13876 correctly for GAS to process.
13877 (mips_interrupt_extra_call_saved_reg_p): New function.
13878 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
13880 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
13881 (mips_compute_frame_info): Add supports for interrupt context that
13882 includes doubleword accumulators and COP0 registers.
13883 (mips_for_each_saved_acc): New function.
13884 (mips_for_each_saved_gpr_and_fpr): Change the function name from
13885 mips_for_each_saved_reg.
13886 (mips_save_reg): Save accumulators.
13887 (mips_kernel_reg_p): A new for_each_rtx callback.
13888 (mips_expand_prologue): Support interrupt handlers.
13889 (mips_restore_reg): Restore accumulators.
13890 (mips_expand_epilogue): Support interrupt handlers.
13891 (mips_can_use_return_insn): Return false for interrupt handlers.
13892 (mips_epilogue_uses): New function.
13893 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
13894 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
13895 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
13896 cop0_move): New instructions.
13897 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
13898 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
13900 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
13902 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
13903 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
13904 interrupt handlers, we use K0 as the temporary register.
13905 (EPILOGUE_USES): Change to a function call.
13906 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
13907 handlers, we use K0 as the temporary register.
13909 * doc/extend.texi (Function Attributes): Document interrupt,
13910 use_shadow_register_set, keep_interrupts_masked,
13911 use_debug_exception_return for MIPS attributes.
13913 2009-04-03 Alan Modra <amodra@bigpond.net.au>
13915 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
13916 Remove a number of t-files from tmake_file.
13917 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
13918 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
13919 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
13920 target_prototype, not TARGET_PROTOTYPE.
13921 (LINK_OS_GNU_SPEC): Define.
13922 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
13923 and darwin-ldoubdle.c.
13925 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
13928 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
13929 (cpp_options): Ditto.
13930 (default_compilers): Ditto.
13931 (display_help): Ditto.
13932 (process_command): Ditto.
13933 (do_spec_1): Ditto.
13934 (set_input): Use lbasename instead of duplicate code.
13935 (save_temps_prefix): New static for -save-temps=obj.
13936 (save_temps_length): Ditto.
13938 * doc/invoke.texi (-save-temps=obj): Document new variant to
13939 -save-temps switch.
13941 2009-04-02 Jeff Law <law@redhat.com>
13943 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
13946 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
13948 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
13949 * configure: Regenerated.
13951 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
13953 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
13954 share the argument list.
13956 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
13960 2009-02-12 Diego Novillo <dnovillo@google.com>
13962 * varpool.c (debug_varpool): New.
13963 * cgraph.h (debug_varpool): Declare.
13965 2009-04-02 Jan Hubicka <jh@suse.cz>
13967 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
13970 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
13972 * config/i386/i386.c (ix86_abi): Move initialization to ...
13973 (override_options): Here.
13975 2009-04-02 Christian Bruel <christian.bruel@st.com>
13977 * config/sh/sh.c (sh_dwarf_register_span): New function.
13978 (TARGET_DWARF_REGISTER_SPAN): Define.
13979 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
13981 2009-04-02 Ira Rosen <irar@il.ibm.com>
13983 PR tree-optimization/39595
13984 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
13985 interleaved loads group is not greater than the SLP group size.
13987 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
13989 * builtins.c (is_builtin_name): New.
13990 (called_as_built_in): Use is_builtin_name.
13991 * tree.h (is_builtin_name): New.
13992 * varasm.c (incorporeal_function_p): Use is_builtin_name
13994 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
13996 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
13998 2009-04-02 Dodji Seketeli <dodji@redhat.com>
14001 * c-decl.c (clone_underlying_type): Move this ...
14002 * c-common.c (set_underlying_type): ... here.
14003 Also, make sure the function properly sets TYPE_STUB_DECL() on
14004 the newly created typedef variant type.
14005 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
14006 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
14009 2009-04-02 Richard Guenther <rguenther@suse.de>
14011 PR tree-optimization/37221
14012 * tree-flow.h (degenerate_phi_result): Declare.
14013 * tree-ssa-dom.c (degenerate_phi_result): Export.
14014 * tree-scalar-evolution.c (analyze_initial_condition): If
14015 the initial condition is defined by a degenerate PHI node
14016 use the degenerate value.
14018 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
14020 PR rtl-optimization/39588
14021 * combine.c (merge_outer_ops): Do not set the constant when this
14023 (simplify_shift_const_1): Do not modify it either in this case.
14025 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
14027 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
14028 tuning is deprecated if -mtune value is set to an Itanium1 variant.
14030 2009-04-01 Janis Johnson <janis187@us.ibm.com>
14033 * c-lex.c (interpret_float): Default (no suffix) is double.
14035 2009-04-1 Xinliang David Li <davidxl@google.com>
14037 * config/i386/i386.c (legitimate_constant_p): Recognize
14038 all one vector constant.
14040 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14042 * config/vax/vax.c: Add #includes to silence warnings.
14043 Change #include order to silence two warnings.
14045 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14047 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
14048 (ASM_SPEC): Pass -k to the assembler for PIC code.
14050 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14052 * config.gcc: Add vax-*-linux* to the switch.
14053 * config/vax/linux.h: New file. (TARGET_VERSION,
14054 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
14056 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14058 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
14059 Use predicate macros instead of GET_CODE() == foo.
14060 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
14061 ashlsi3, rotrsi3, <unnamed>): Likewise.
14063 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14065 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
14066 jbbccihi, jbbccisi): Remova trailing whitespace.
14067 * config/vax/constraints.md: Likewise.
14068 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
14069 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
14070 * config/vax/predicates.md: Likewise.
14071 * config/vax/vax.c (print_operand_address, vax_output_int_move,
14072 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
14073 * config/vax/vax.h: Likewise.
14074 * config/vax/vax.md (nonlocal_goto): Likewise.
14076 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14078 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
14079 (indirectable_address_p, adjacent_operands_p): Add spaces around
14081 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
14083 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14085 * config/vax/vax.c (legitimate_constant_address_p,
14086 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
14087 index_term_p, reg_plus_index_p, legitimate_address_p,
14088 vax_mode_dependent_address_p): Update comments to match functions
14089 modified by the recent int->bool conversion.
14091 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14093 * config/vax/builtins.md: Update copyright message.
14094 * config/vax/constraints.md: Likewise.
14095 * config/vax/netbsd-elf.h: Likewise.
14096 * config/vax/predicates.md: Likewise.
14097 * config/vax/vax-protos.h: Likewise.
14098 * config/vax/vax.c: Likewise.
14099 * config/vax/vax.h: Likewise.
14100 * config/vax/vax.md: Likewise.
14101 * config/vax/vax.opt: Likewise.
14103 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14105 * config/vax/builtins.md (ffssi2, ffssi2_internal,
14106 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
14107 * config/vax/constraints.md (B, R): Likewise.
14108 * config/vax/predicates.md (external_memory_operand,
14109 nonimmediate_addsub_di_operand): Likewise.
14110 * config/vax/vax.c (vax_output_int_add): Likewise.
14111 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
14112 untyped_call): Likewise.
14114 2009-04-01 Matt Thomas <matt@3am-software.com>
14116 * config/vax/predicates.md: New file.
14117 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
14118 external_const_operand, nonsymbolic_operand, external_memory_operand,
14119 indirect_memory_operand, indexed_memory_operand,
14120 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
14121 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
14123 * config/vax/constraints.md: New file.
14124 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
14126 * config/vax/builtins.md: New file.
14127 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
14128 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
14130 * config/vax/vax.opt (mqmath): Add option.
14131 * config/vax/vax.md (isfx): Extend with DI.
14132 (VAXintQH, VAXintQHSD): Define.
14133 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
14134 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
14135 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
14136 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
14137 (movdi): Update constraints and use vax_output_int_move().
14138 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
14139 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
14140 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
14141 nonlocal_goto): New.
14142 (mov<mode>): Extend accepted operand types.
14143 (subdi3_old): Rename from subdi3, change update constraints and use
14144 a new implementation.
14145 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
14146 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
14147 MOVE_RATIO, CLEAR_RATIO): Define.
14148 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
14149 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
14150 (PRINT_OPERAND): Redefine using a function instead of inlined code.
14151 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
14152 (split_quadword_operands): Make static and really allow variable
14154 (print_operand_address): Update for PIC generation.
14155 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
14156 indexable_address_p, fixup_mathdi_operand,
14157 vax_expand_addsub_di_operands, adjacent_operands_p): New.
14158 (vax_float_literal, legitimate_constant_p,
14159 indirectable_constant_address_p, index_term_p,
14160 reg_plus_index_p): Return bool instead of int.
14161 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
14163 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
14165 (vax_output_conditional_branch): Indent.
14166 (legitimate_constant_address_p, indirectable_constant_address_p,
14167 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
14168 vax_mode_dependent_address_p): Return bool instead of int, update for
14170 * config/vax/vax-protos.h (legitimate_constant_address_p,
14171 legitimate_constant_p, legitimate_address_p,
14172 vax_mode_dependent_address_p): Change declaration to bool.
14173 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
14174 vax_expand_addsub_di_operands, vax_output_int_subtract,
14175 vax_output_movmemsi): Declare.
14176 (split_quadword_operands, vax_float_literal): Delete declaration.
14177 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
14178 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
14179 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
14180 ASM_OUTPUT_DWARF_PCREL): Define.
14181 (ASM_SPEC): Change definition to allow PIC generation.
14183 2009-04-01 Steve Ellcey <sje@cup.hp.com>
14185 * doc/sourcebuild.texi: Update front-end requirements.
14187 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14190 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
14191 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
14192 (booldi3_internal3): Use boolean_or_operator instead of
14195 2009-04-01 Joseph Myers <joseph@codesourcery.com>
14198 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
14199 declarator whose size is not an integer constant expression but
14200 folds to an integer constant, then treat it as a constant
14203 2009-04-01 Richard Guenther <rguenther@suse.de>
14205 * fold-const.c (fold_plusminus_mult_expr): Do not fold
14206 i * 4 + 2 to (i * 2 + 1) * 2.
14208 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14211 * c-parser.c (c_parser_asm_statement): Skip until close paren and
14212 return if c_parser_asm_string_literal returned NULL.
14214 2009-04-01 Nick Clifton <nickc@redhat.com>
14216 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
14218 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
14219 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
14220 other typedefs to avoid conflicts with libgcc2.c. Define labels
14221 to gain 16-bit bit-manipulation functions from libgcc2.c and then
14223 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
14224 to gain 16-bit trapping arithmetic functions from libgcc2.c and
14227 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
14229 * varasm.c (default_function_rodata_section): Declare DOT as
14232 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
14233 Andrey Galkin <agalkin@hypercom.com>
14236 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
14237 Make object_name unique for each process.
14239 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14242 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
14243 addressable variables in the parallel that could go out of scope while
14244 running queued tasks.
14246 2009-04-01 Anatoly Sokolov <aesok@post.ru>
14248 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
14249 (CASE_VALUES_THRESHOLD): Redefine.
14250 * config/avr/avr.c (avr_override_options): Remove initialization of
14251 avr_case_values_threshold variable.
14252 (avr_case_values_threshold): Remove variable. Add new function.
14253 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
14254 * config/avr/avr.opt (mno-tablejump): Remove option.
14255 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
14257 2009-04-01 DJ Delorie <dj@redhat.com>
14259 * varasm.c (default_function_rodata_section): Don't assume
14260 anything about where the first '.' in the section name is.
14262 2009-04-01 Alan Modra <amodra@bigpond.net.au>
14264 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
14265 rs6000_emit_stack_tie.
14267 2009-03-31 Ian Lance Taylor <iant@google.com>
14269 * tree-eh.c (tree_remove_unreachable_handlers): Compare
14270 gimple_code with GIMPLE_RESX, not RESX.
14272 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14274 * c-common.c (c_get_ident): New.
14275 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
14277 2009-04-01 Ben Elliston <bje@au.ibm.com>
14279 * config/rs6000/sysv4.opt (msdata): Improve option description.
14281 2009-03-31 Steve Ellcey <sje@cup.hp.com>
14283 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
14284 (divdf3_internal_lat): Remove.
14285 (divxf3_internal_lat): Remove.
14286 (divxf3_internal_thr): Remove.
14287 (divxf): Use divxf3_internal.
14288 * config/ia64/div.md (divsf3_internal_lat): New.
14289 (divdf3_internal_lat): New.
14290 (divxf3_internal): New.
14292 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14295 * Makefile.in (USE_GCC_STDINT): Define.
14296 (stmp-int-hdrs): Install stdint.h if applicable.
14297 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
14299 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
14300 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
14301 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
14302 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14303 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14304 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14305 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14306 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14307 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14308 (c_common_nodes_and_builtins): Initialize
14309 underlying_wchar_type_node. Do not initialize
14310 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
14311 nodes for new types.
14312 (c_stddef_cpp_builtins): Define macros for new types.
14313 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
14315 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
14316 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
14317 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
14318 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
14319 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
14320 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
14321 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
14322 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
14323 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
14324 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
14325 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
14326 int16_type_node, int32_type_node, int64_type_node,
14327 uint8_type_node, uint16_type_node, c_uint32_type_node,
14328 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
14329 int_least32_type_node, int_least64_type_node,
14330 uint_least8_type_node, uint_least16_type_node,
14331 uint_least32_type_node, uint_least64_type_node,
14332 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
14333 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
14334 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
14335 uintptr_type_node): Define.
14336 * c-cppbuiltin.c (builtin_define_constants,
14337 builtin_define_type_minmax): New.
14338 (builtin_define_stdint_macros): Define more macros.
14339 (c_cpp_builtins): Define more limit macros.
14340 (type_suffix): New.
14341 (builtin_define_type_max): Define in terms of
14342 builtin_define_type_minmax. Remove is_long parameter. All
14344 * config.gcc (use_gcc_stdint): Define.
14345 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
14346 Add newlib-stdint.h for generic targets.
14347 * config/glibc-stdint.h, config/newlib-stdint.h,
14348 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
14349 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
14350 * config/score/score.h (UINTPTR_TYPE): Define.
14351 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
14352 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
14353 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14354 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14355 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14356 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14357 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14358 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14359 * config/spu/spu.h (STDINT_LONG32): Define.
14360 * configure.ac (use_gcc_stdint): Substitute.
14361 * configure: Regenerate.
14362 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
14363 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
14364 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
14365 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
14366 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
14367 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
14368 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
14369 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
14370 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
14371 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
14372 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
14373 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
14374 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
14375 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
14376 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
14377 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
14378 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
14379 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
14380 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
14381 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
14382 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
14383 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
14384 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
14385 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14386 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14387 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14388 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14389 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14390 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
14392 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
14394 * loop-iv.c (suitable_set_for_replacement): Renamed from
14395 simplify_using_assignment; changed to return bool and to accept new
14396 args DEST and SRC. Return true iff we find a source/destination pair
14397 that can be used to make a replacement, and fill SRC and DEST if so.
14398 Remove arg ALTERED. Don't deal with altered regs here. All callers
14400 (simplify_using_initial_values): Deal with altered regs here and track
14401 more precisely the effect they have on the validity of our expression.
14403 * loop-iv.c (simplify_using_condition): A condition of the form
14404 (EQ REG CONST) can be used to simply make a substitution.
14405 (simplify_using_initial_values): Keep track of conditions we have seen
14406 and keep using them to simplify new expressions, while applying the
14407 same substitutions to them as to the expression.
14409 * simplify-rtx.c (simplify_relational_operation_1): Simplify
14410 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
14413 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
14414 changed. Use this when trying to improve the upper bound.
14415 Generate the comparison by using simplify_gen_relational.
14417 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
14419 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
14421 (simplify_using_assignment, simplify_using_initial_values): Call
14422 replace_in_expr to make replacements. Call replace_single_def_regs
14423 once on the initial version of the expression.
14425 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14428 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
14430 2009-03-31 Richard Guenther <rguenther@suse.de>
14432 PR middle-end/31029
14433 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
14434 equality comparisons. Fold C - X CMP X if C % 2 == 1.
14436 2009-03-31 Richard Guenther <rguenther@suse.de>
14438 * tree.h (div_if_zero_remainder): Declare.
14439 * fold-const.c (div_if_zero_remainder): Export.
14440 * tree-ssa-forwprop.c
14441 (forward_propagate_addr_into_variable_array_index): Handle
14442 constant array index addition outside of the variable index.
14444 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14447 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
14448 define_splits, floatunssi<mode>2): Require x87 conversions from
14449 DImode to be permitted.
14451 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14453 PR preprocessor/15638
14454 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
14456 2009-03-31 Richard Guenther <rguenther@suse.de>
14458 PR middle-end/23401
14459 PR middle-end/27810
14460 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
14461 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
14462 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
14463 a separate statement.
14464 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
14465 (lookup_tmp_var): Likewise.
14466 (is_gimple_formal_tmp_or_call_rhs): Remove.
14467 (is_gimple_reg_or_call_rhs): Rename to ...
14468 (is_gimple_reg_rhs_or_call): ... this.
14469 (is_gimple_mem_or_call_rhs): Rename to ...
14470 (is_gimple_mem_rhs_or_call): ... this.
14471 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
14472 DECL_GIMPLE_REG_P only if is_formal is true.
14473 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
14474 for non-proper post-modify expression gimplification.
14475 (gimplify_self_mod_expr): For post-modify expressions gimplify
14476 the lvalue to a minimal lvalue.
14477 (rhs_predicate_for): Remove formal temp case.
14478 (gimplify_modify_expr_rhs): Likewise.
14479 (gimplify_addr_expr): Use is_gimple_reg.
14480 (gimplify_expr): Remove formal temp cases.
14481 (gimple_regimplify_operands): Likewise.
14482 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
14483 and FILTER_EXPR like constants.
14484 * gimple.c (walk_gimple_op): Fix val_only initialization, use
14486 (is_gimple_formal_tmp_rhs): Remove.
14487 (is_gimple_reg_rhs): Remove special casing.
14488 (is_gimple_mem_rhs): Fix.
14489 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
14490 (is_gimple_formal_tmp_var): Remove.
14491 (is_gimple_formal_tmp_reg): Likewise.
14492 (is_gimple_min_lval): Allow invariant component ref parts.
14493 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
14494 is_gimple_formal_tmp_reg): Remove declarations.
14495 * tree-cfg.c (verify_expr): Verify that variables with address
14496 taken do not have DECL_GIMPLE_REG_P set.
14497 * tree-mudflap.c (mf_build_check_statement_for): Use
14498 force_gimple_operand instead of gimplify_expr.
14500 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
14502 * modulo-sched.c (sms_schedule_by_order): Pass the actual
14503 schedulable rows to compute_split_row.
14505 2009-03-31 Ben Elliston <bje@au.ibm.com>
14508 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
14511 2009-03-31 Alan Modra <amodra@bigpond.net.au>
14513 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
14514 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
14515 * configure: Regenerate.
14516 * config.in: Regenerate.
14517 * config/rs6000/rs6000.opt (mtls-markers): Add.
14518 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
14519 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
14520 (tls_ld_aix, tls_ld_sysv): Likewise.
14521 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
14522 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
14524 2009-03-31 Alan Modra <amodra@bigpond.net.au>
14526 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
14528 2009-03-30 Jan Hubicka <jh@suse.cz>
14530 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
14532 (tree_remove_unreachable_handlers): Cleanup EH predecestor
14533 detection and label handling.
14535 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
14537 * ira-int.h (ira_allocno): Rename left_conflicts_num to
14538 left_conflicts_size.
14539 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
14540 ALLOCNO_LEFT_CONFLICTS_SIZE.
14542 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
14543 remove_allocno_from_bucket_and_push,
14544 allocno_spill_priority_compare, push_allocnos_to_stack,
14545 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
14546 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
14547 (setup_allocno_left_conflicts_num): Ditto. Rename to
14548 setup_allocno_left_conflicts_size.
14549 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
14550 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
14551 setup_allocno_left_conflicts_size instead of
14552 setup_allocno_left_conflicts_num.
14554 * ira-build.c (ira_create_allocno): Use
14555 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
14556 ALLOCNO_LEFT_CONFLICTS_NUM.
14558 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
14560 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
14561 instead of DF_LR_OUT.
14563 * ira-lives.c (process_bb_node_lives): Ditto.
14565 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
14566 instead of DF_LR_{OUT,IN}.
14568 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
14570 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
14572 2009-03-30 Jan Hubicka <jh@suse.cz>
14574 * except.c (label_to_region_map): Fix thinko.
14576 2009-03-30 Steve Ellcey <sje@cup.hp.com>
14578 PR middle-end/38237
14579 * tree.h (tree_find_value): New declaration.
14580 * tree.c (tree_find_value): New function.
14581 * varasm.c (assemble_external): Avoid duplicate entries on lists.
14583 2009-03-30 Jakub Jelinek <jakub@redhat.com>
14586 * c-decl.c (struct c_binding): Add locus field.
14587 (bind): Add locus argument, set locus field from it.
14588 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
14589 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
14590 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
14591 implicitly_declare, undeclared_variable, lookup_label,
14592 declare_label, c_make_fname_decl, c_builtin_function,
14593 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
14596 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
14599 * config/i386/i386.c (classify_argument): Check total size of
14602 2009-03-30 Martin Jambor <mjambor@suse.cz>
14604 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
14605 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
14606 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
14609 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
14610 seen_variable_array_ref while also traversing a union.
14612 * tree-inline.c (optimize_inline_calls): Do not call
14613 cgraph_node_remove_callees.
14614 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
14615 (pass_remove_cgraph_callee_edges): New variable.
14616 * passes.c (init_optimization_passes): Add
14617 pass_remove_cgraph_callee_edges after early inlining and before all
14618 late intraprocedural passes.
14620 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
14622 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14624 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
14625 Fix typos in names.
14627 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14629 * combine.c (simplify_comparison): Use have_insn_for.
14630 * dojump.c (do_jump): Likewise.
14632 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14634 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
14635 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
14636 sparc_compare_op0 like sparc_compare_emitted used to be handled.
14637 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
14638 instead of sparc_compare_emitted.
14639 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
14640 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
14641 instead of sparc_compare_emitted.
14643 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14645 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
14646 enter/exit cfglayout mode.
14647 (pass_partition_block): Require it.
14648 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
14649 (combine_instructions): Track basic blocks instead of labels.
14650 (update_cfg_for_uncondjump): New.
14651 (try_combine): Use it. Update jumps after rescanning.
14652 (pass_combine): Require PROP_cfglayout.
14653 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
14655 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14657 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
14658 Provide/destroy PROP_cfglayout respectively.
14659 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
14660 * tree-pass.h (PROP_cfglayout): New.
14662 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14664 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
14665 fold_convert_const_fixed_from_fixed,
14666 fold_convert_const_fixed_from_int,
14667 fold_convert_const_fixed_from_real, fold_negate_const): Do not
14668 set TREE_CONSTANT_OVERFLOW.
14669 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
14670 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
14672 2009-03-30 Ira Rosen <irar@il.ibm.com>
14674 * tree-vect-loop-manip.c: New file.
14675 * tree-vectorizer.c: Update documentation and included files.
14676 (vect_loop_location): Make extern.
14677 (rename_use_op): Move to tree-vect-loop-manip.c
14678 (rename_variables_in_bb, rename_variables_in_loop,
14679 slpeel_update_phis_for_duplicate_loop,
14680 slpeel_update_phi_nodes_for_guard1,
14681 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
14682 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
14683 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
14684 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
14685 find_loop_location): Likewise.
14686 (new_stmt_vec_info): Move to tree-vect-stmts.c.
14687 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
14688 get_vectype_for_scalar_type, vect_is_simple_use,
14689 supportable_widening_operation, supportable_narrowing_operation):
14691 (bb_in_loop_p): Move to tree-vect-loop.c.
14692 (new_loop_vec_info, destroy_loop_vec_info,
14693 reduction_code_for_scalar_code, report_vect_op,
14694 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
14695 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
14696 (vect_supportable_dr_alignment): Likewise.
14697 * tree-vectorizer.h (tree-data-ref.h): Include.
14698 (vect_loop_location): Declare.
14699 Reorganize function declarations according to the new file structure.
14700 * tree-vect-loop.c: New file.
14701 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
14702 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
14703 * tree-vect-data-refs.c: New file.
14704 * tree-vect-patterns.c (timevar.h): Don't include.
14705 * tree-vect-stmts.c: New file.
14706 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
14707 tree-vect-slp.c, tree-vect-loop.c.
14708 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
14709 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
14710 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
14711 (tree-vect-analyze.o): Remove.
14712 (tree-vect-transform.o): Likewise.
14713 (tree-vect-data-refs.o): Add rule.
14714 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
14715 tree-vect-slp.o): Likewise.
14716 (tree-vect-patterns.o): Remove redundant dependencies.
14717 (tree-vectorizer.o): Likewise.
14718 * tree-vect-slp.c: New file.
14720 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14722 * optc-gen.awk: Warn if an option flag has multiple different
14725 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
14727 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
14728 -floop-block): Document dependences on PPL, CLooG and Graphite.
14730 2009-03-30 Joseph Myers <joseph@codesourcery.com>
14732 PR rtl-optimization/323
14733 * c-common.c (c_fully_fold, convert_and_check,
14734 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
14735 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
14736 * c-common.def (EXCESS_PRECISION_EXPR): New.
14737 * c-cppbuiltin.c (builtin_define_float_constants): Define
14738 constants with enough digits for long double.
14739 * c-lex.c (interpret_float): Interpret constant with excess
14740 precision where appropriate.
14741 * c-opts.c (c_common_post_options): Set
14742 flag_excess_precision_cmdline. Give an error for
14743 -fexcess-precision=standard for C++ for processors where the
14744 option is significant.
14745 * c-parser.c (c_parser_conditional_expression): Handle excess
14746 precision in condition.
14747 * c-typeck.c (convert_arguments): Handle arguments with excess
14749 (build_unary_op): Move excess precision outside operation.
14750 (build_conditional_expr): Likewise.
14751 (build_compound_expr): Likewise.
14752 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
14753 (build_modify_expr): Handle excess precision in RHS.
14754 (convert_for_assignment): Handle excess precision in converted
14756 (digest_init, output_init_element, process_init_element): Handle
14757 excess precision in initializer.
14758 (c_finish_return): Handle excess precision in return value.
14759 (build_binary_op): Handle excess precision in operands and add
14760 excess precision as needed for operation.
14761 * common.opt (-fexcess-precision=): New option.
14762 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
14763 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
14764 For standard excess precision, output explicit conversion to and
14765 truncation from XFmode.
14766 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
14767 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
14768 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
14769 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
14770 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
14771 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
14772 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
14773 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
14774 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
14775 define_splits, sqrt<mode>2): Disable where appropriate for
14776 standard excess precision.
14777 * convert.c (convert_to_real): Do not shorten arithmetic to type
14778 for which excess precision would be used.
14779 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
14780 * doc/invoke.texi (-fexcess-precision=): Document option.
14781 (-mfpmath=): Correct index entry.
14782 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
14783 flag_excess_precision): New.
14784 * langhooks.c (lhd_post_options): Set
14785 flag_excess_precision_cmdline.
14786 * opts.c (common_handle_option): Handle -fexcess-precision=.
14787 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
14788 init_excess_precision): New.
14789 (lang_dependent_init_target): Call init_excess_precision.
14790 * tree.c (excess_precision_type): New.
14791 * tree.h (excess_precision_type): Declare.
14793 2009-03-30 Joseph Myers <joseph@codesourcery.com>
14796 * c-typeck.c (build_component_ref): Do not copy qualifiers from
14797 non-lvalue to component.
14799 2009-03-29 Joseph Myers <joseph@codesourcery.com>
14801 PR preprocessor/34695
14802 * Makefile.in (c-opts.o): Depend on c-tree.h.
14803 * c-common.c: Move down include of diagnostic.h.
14804 (done_lexing, c_cpp_error): New.
14805 * c-common.h (done_lexing): Declare.
14806 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
14808 * c-opts.c: Include c-tree.h.
14809 (c_common_init_options): Set preprocessor error callback.
14810 (c_common_handle_option): Do not set preprocessor
14811 inhibit_warnings, warnings_are_errors, warn_system_headers,
14812 pedantic_errors or inhibit_warnings flags.
14813 (c_common_post_options): Do not check cpp_errors (parse_in).
14814 (c_common_finish): Do not output dependencies if there were
14815 errors. Do not check return value of cpp_finish.
14816 * c-ppoutput.c (pp_file_change): Set input_location.
14817 * c-tree.h (c_cpp_error): Declare.
14818 * diagnostic.c (diagnostic_set_info_translated): Also initialize
14820 (diagnostic_build_prefix): Check override_column.
14821 * diagnostic.h (diagnostic_info): Add override_column field.
14822 (diagnostic_override_column): Define.
14824 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
14826 * c-common.c (c_expand_expr, c_staticp): Remove.
14827 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
14828 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
14829 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
14830 * c-gimplify.c (gimplify_compound_literal_expr,
14831 optimize_compound_literals_in_ctor): Remove.
14832 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
14833 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
14834 * c-semantics.c (emit_local_var): Remove.
14836 * langhooks-def.h (lhd_expand_expr): Remove.
14837 * langhooks.c (lhd_expand_expr): Remove.
14838 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
14840 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
14841 handling from c-semantics.c; don't call into langhook.
14842 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
14843 * gimplify.c (gimplify_compound_literal_expr,
14844 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
14845 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
14846 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
14847 as was done in c-gimplify.c.
14848 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
14849 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
14850 Move from c-common.h.
14851 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
14853 * tree.c (staticp): Do not call langhook.
14854 * langhooks.c (lhd_staticp): Delete.
14855 * langhooks-def.h (lhd_staticp): Delete prototype.
14856 (LANG_HOOKS_STATICP): Delete.
14857 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
14859 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
14860 instead of DECL_STMTs.
14862 2009-03-29 Joseph Myers <joseph@codesourcery.com>
14870 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
14872 (fold_call_expr): Return a NOP_EXPR from folding rather than the
14873 contained expression.
14874 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
14875 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
14876 conditional expressions for C.
14877 (decl_constant_value_for_optimization): Move from
14878 decl_constant_value_for_broken_optimization in c-typeck.c. Check
14879 whether optimizing and that the expression is a VAR_DECL not of
14880 array type instead of doing such checks in the caller. Do not
14881 check pedantic. Call gcc_unreachable for C++.
14882 * c-common.def (C_MAYBE_CONST_EXPR): New.
14883 * c-common.h (c_fully_fold, c_save_expr,
14884 decl_constant_value_for_optimization): New prototypes.
14885 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
14886 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
14887 EXPR_INT_CONST_OPERANDS): Define.
14888 * c-convert.c (convert): Strip nops from expression.
14889 * c-decl.c (groktypename): Take extra parameters expr and
14890 expr_const_operands. Update call to grokdeclarator.
14891 (start_decl): Update call to grokdeclarator. Add statement for
14892 expressions used in type of decl.
14893 (grokparm): Update call to grokdeclarator.
14894 (push_parm_decl): Update call to grokdeclarator.
14895 (build_compound_literal): Add parameter non_const and build a
14896 C_MAYBE_COSNT_EXPR if applicable.
14897 (grokdeclarator): Take extra parameters expr and
14898 expr_const_operands. Track expressions used in declaration
14899 specifiers and declarators. Fold array sizes and track whether
14900 they are constant expressions and whether they are integer
14901 constant expressions.
14902 (parser_xref_tag): Set expr and expr_const_operands fields in
14904 (grokfield): Update call to grokdeclarator.
14905 (start_function): Update call to grokdeclarator.
14906 (build_null_declspecs): Set expr and expr_const_operands fields in
14908 (declspecs_add_type): Handle expressions in typeof specifiers.
14909 * c-parser.c (c_parser_declspecs): Set expr and
14910 expr_const_operands fields for declaration specifiers.
14911 (c_parser_enum_specifier): Likewise.
14912 (c_parser_struct_or_union_specifier): Likewise.
14913 (c_parser_typeof_specifier): Likewise. Update call to
14914 groktypename. Fold expression as needed. Return expressions with
14915 type instead of adding statements.
14916 (c_parser_attributes): Update calls to c_parser_expr_list.
14917 (c_parser_statement_after_labels): Fold expression before passing
14918 to objc_build_throw_stmt.
14919 (c_parser_condition): Fold expression.
14920 (c_parser_asm_operands): Fold expression.
14921 (c_parser_conditional_expression): Use c_save_expr. Update call
14922 to build_conditional_expr.
14923 (c_parser_alignof_expression): Update call to groktypename.
14924 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
14925 original_code. Fold expression argument of va_arg. Create
14926 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
14927 argument to va_arg. Update calls to groktypename. Fold array
14928 index for offsetof. Verify that first argument to
14929 __builtin_choose_expr has integer type.
14930 (c_parser_postfix_expression_after_paren_type): Update calls to
14931 groktypename and build_compound_literal. Handle expressions with
14932 side effects in type name.
14933 (c_parser_postfix_expression_after_primary): Update call to
14934 c_parser_expr_list. Set original_code for calls to
14935 __builtin_constant_p.
14936 (c_parser_expr_list): Take extra parameter fold_p. Fold
14937 expressions if requested.
14938 (c_parser_objc_type_name): Update call to groktypename.
14939 (c_parser_objc_synchronized_statement): Fold expression.
14940 (c_parser_objc_receiver): Fold expression.
14941 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
14942 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
14943 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
14944 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
14945 (struct c_typespec): Add elements expr and expr_const_operands.
14946 (struct c_declspecs): Add elements expr and expr_const_operands.
14947 (groktypename, build_conditional_expr, build_compound_literal):
14949 (in_late_binary_op): Declare.
14950 * c-typeck.c (note_integer_operands): New function.
14951 (in_late_binary_op): New variable.
14952 (decl_constant_value_for_broken_optimization): Move to c-common.c
14953 and rename to decl_constant_value_for_optimization.
14954 (default_function_array_conversion): Do not strip nops.
14955 (default_conversion): Do not call
14956 decl_constant_value_for_broken_optimization.
14957 (build_array_ref): Do not fold result.
14958 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
14959 result when operand is a VLA.
14960 (c_expr_sizeof_type): Update call to groktypename. Handle
14961 expressions included in type name. Use C_MAYBE_CONST_EXPR for
14962 result when operand names a VLA type.
14963 (build_function_call): Update call to build_compound_literal.
14964 Only fold result for calls to __builtin_* functions. Strip
14965 NOP_EXPR from INTEGER_CST returned from such functions. Fold
14966 the function designator.
14967 (convert_arguments): Fold arguments. Update call to
14968 convert_for_assignment.
14969 (build_unary_op): Handle increment and decrement of
14970 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
14971 decrement earlier. Fold operand of increment and decrement.
14972 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
14973 built for integer operand. Wrap returns that are INTEGER_CSTs
14974 without being integer constant expressions or that have integer
14975 constant operands without being INTEGER_CSTs.
14976 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
14977 (build_conditional_expr): Add operand ifexp_bcp. Track whether
14978 result is an integer constant expression or can be used in
14979 unevaluated parts of one and avoid folding and wrap as
14980 appropriate. Fold operands before possibly doing -Wsign-compare
14982 (build_compound_expr): Wrap result for C99 if operands can be used
14983 in integer constant expressions.
14984 (build_c_cast): Update call to digest_init. Do not ignore
14985 overflow from casting floating-point constants to integers. Wrap
14986 results that could be confused with integer constant expressions,
14987 null pointer constants or floating-point constants.
14988 (c_cast_expr): Update call to groktypename. Handle expressions
14989 included in type name.
14990 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
14991 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
14992 Update calls to convert_for_assignment.
14993 (convert_for_assignment): Take new parameter
14994 null_pointer_constant. Do not strip nops or call
14995 decl_constant_value_for_broken_optimization. Set
14996 in_late_binary_op for conversions to boolean.
14997 (store_init_value): Update call to digest_init.
14998 (digest_init): Take new parameter null_pointer_constant. Do not
14999 call decl_constant_value_for_broken_optimization. pedwarn for
15000 initializers not constant expressions. Update calls to
15001 convert_for_assignment.
15002 (constructor_nonconst): New.
15003 (struct constructor_stack): Add nonconst element.
15004 (really_start_incremental_init, push_init_level, pop_init_level):
15005 Handle constructor_nonconst and nonconst element.
15006 (set_init_index): Call constant_expression_warning for array
15008 (output_init_element): Fold value. Set constructor_nonconst as
15009 applicable. pedwarn for initializers not constant expressions.
15010 Update call to digest_init. Call constant_expression_warning
15011 where constant initializers are required.
15012 (process_init_element): Use c_save_expr.
15013 (c_finish_goto_ptr): Fold expression.
15014 (c_finish_return): Fold return value. Update call to
15015 convert_for_assignment.
15016 (c_start_case): Fold switch expression.
15017 (c_process_expr_stmt): Fold expression.
15018 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
15019 ensure statement expression is not evaluated in constant expression.
15020 (build_binary_op): Track whether results are integer constant
15021 expressions or may occur in such, disable folding and wrap results
15022 as applicable. Fold operands for -Wsign-compare warnings unless
15024 (c_objc_common_truthvalue_conversion): Handle results folded to
15025 integer constants that are not integer constant expressions.
15026 * doc/extend.texi: Document when typeof operands are evaluated,
15027 that condition of __builtin_choose_expr is an integer constant
15028 expression, and more about use of __builtin_constant_p in
15031 2009-03-29 Richard Guenther <rguenther@suse.de>
15033 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
15034 propagate addresses of array references.
15036 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
15038 * regmove.c (perhaps_ends_bb_p): Remove.
15039 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
15040 from INSN and check that the main loop stays within that basic block.
15041 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
15042 (regmove_forward_pass): Split out from regmove_optimize. Use
15043 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
15044 (regmove_backward_pass): Split out from regmove_optimize. Use
15045 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
15046 (regmove_optimize): Simplify.
15048 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
15051 * config/i386/i386.c (classify_argument): Ignore flexible array
15052 member in struct and warn ABI change.
15054 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
15056 * config/i386/i386-protos.h (ix86_agi_dependent): New.
15058 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
15059 (ix86_adjust_cost): Updated.
15061 2009-03-29 Jan Hubicka <jh@suse.cz>
15063 PR middle-end/28850
15064 * tree-pass.h (pass_cleanup_eh): New function.
15065 (remove_unreachable_regions): Break code handling RTL
15066 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
15067 that can not be reached by runtime.
15068 (can_be_reached_by_runtime): New function.
15069 (label_to_region_map): New function.
15070 (num_eh_regions): New function.
15071 (rtl_remove_unreachable_regions): New function.
15072 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
15073 (remove_eh_region): New function.
15074 * except.h: Include sbitmap and vecprim.
15075 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
15076 num_eh_regions): Declare.
15077 * passes.c (init_optimization_passes): Schedule cleanup_eh.
15078 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
15079 * tree-eh.c (tree_remove_unreachable_handlers): New function.
15080 (tree_empty_eh_handler_p): New function.
15081 (cleanup_empty_eh): New function.
15082 (cleanup_eh): New function.
15083 (pass_cleanup_eh): New function.
15085 2009-03-29 Jan Hubicka <jh@suse.cz>
15087 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
15088 for removed regions.
15090 2009-03-29 Jan Hubicka <jh@suse.cz>
15092 * except.c (dump_eh_tree): Dump all datastructures.
15094 2009-03-29 Jan Hubicka <jh@suse.cz>
15096 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
15097 (duplicate_eh_regions_1): Likewise.
15098 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
15099 vector; call EH verification.
15100 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
15101 Be ready for region being removed.
15103 2009-03-29 Jan Hubicka <jh@suse.cz>
15105 * bitmap.c (bitmap_last_set_bit): New function.
15106 * bitmap.h (bitmap_last_set_bit): Declare.
15108 2009-03-29 David Ayers <ayers@fsfe.org>
15111 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
15112 by calling objc_compare_types and surpress warnings about
15113 incompatible C pointers that are compatible ObjC pointers.
15115 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
15117 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
15118 call initialize_inline_failed.
15119 (initialize_inline_failed): Move it from here ...
15120 * cgraph.c (initialize_inline_failed): ... to here.
15121 (cgraph_create_edge): Call initialize_inline_failed rather than
15122 setting inline_failed directly.
15124 2009-03-29 Ben Elliston <bje@au.ibm.com>
15127 * sysv4.opt (msdata): Improve comment.
15128 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
15129 * sysv4.h (SVR4_ASM_SPEC): Likewise.
15131 2009-03-29 Ben Elliston <bje@au.ibm.com>
15134 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
15135 load and store attributes.
15137 2009-03-29 Ben Elliston <bje@au.ibm.com>
15139 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
15140 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
15141 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
15142 * doc/extend.texi (X86 Built-in Functions): Add index entries for
15143 __builtin_infq and __builtin_huge_valq.
15145 2009-03-28 Anatoly Sokolov <aesok@post.ru>
15147 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
15149 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
15150 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
15152 2009-03-28 Xinliang David Li <davidxl@google.com>
15154 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
15155 (do_dbg_cnt): New function.
15157 2009-03-28 Jan Hubicka <jh@suse.cz>
15159 Merge from pretty-ipa:
15161 2009-03-27 Jan Hubicka <jh@suse.cz>
15163 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
15164 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
15165 * passes.c (function_called_by_processed_nodes_p): New.
15166 * ipa-pure-const.c (check_call): Fix handling of operands.
15167 (analyze_function): Dump debug output for skipped bodies.
15168 (local_pure_const): Use function_called_by_processed_nodes_p.
15169 * dwarf2out.c (reference_to_unused): Use output.
15170 * passes.c (do_per_function_toporder): Likewise.
15172 2008-11-12 Jan Hubicka <jh@suse.cz>
15174 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
15175 * ipa-pure-const.c (funct_state_d): Add can throw field; make
15176 state_set_in_source enum
15177 (check_decl): Ignore memory tags; do not set fake looping flags;
15179 (check_operand, check_tree, check_rhs_var, check_lhs_var,
15180 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
15181 (check_call, analyze_function): Rewrite.
15183 (add_new_function): Update call of analyze_function.
15184 (generate_summary): Add call of analyze_function.
15185 (propagate): Propagate can_throw; handle state_set_in_source correctly.
15186 (local_pure_const): New function.
15187 (pass_local_pure_const): New pass.
15188 * ipa-inline.c (inline_transform): Set after_inlining.
15189 * tree-eh.c (stmt_can_throw_external): New.
15190 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
15191 work with aliasing built.
15192 * tree-flow.h (stmt_can_throw_external): New.
15193 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
15194 and local pure/const pass in early and late optimization queue.
15196 2009-03-28 Martin Jambor <mjambor@suse.cz>
15198 * fold-const.c (get_pointer_modulus_and_residue): New parameter
15200 (fold_binary): Allow function decl aligment consideration is the
15201 second argument is integer constant one.
15202 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
15203 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
15204 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
15206 2009-03-28 Jan Hubicka <jh@suse.cz>
15208 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
15209 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
15210 * function.h (rtl_data): Add nothrow flag.
15211 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
15212 set DECL_NOTHROW for AVAILABLE functions.
15214 2009-03-28 Jakub Jelinek <jakub@redhat.com>
15216 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
15217 following vector keyword has expansion starting with pixel or bool
15218 keyword, expand vector to __vector and pixel or bool to __pixel or
15222 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
15223 warn_if_disallowed_function_p): Removed.
15224 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
15225 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
15226 warning_if_disallowed_function_p.
15227 * flags.h (warn_if_disallowed_function_p,
15228 warn_disallowed_functions): Removed.
15229 * common.opt (Wdisallowed-function-list=): Removed.
15230 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
15232 2009-03-28 Richard Guenther <rguenther@suse.de>
15234 PR tree-optimization/38723
15235 * tree-ssa-pre.c (compute_avail): Add all default definitions to
15238 2009-03-28 Jan Hubicka <jh@suse.cz>
15240 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
15241 test introduced by my previous patch.
15243 2009-03-28 Richard Guenther <rguenther@suse.de>
15245 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
15246 the PHIs value undefined.
15248 2009-03-28 Jan Hubicka <jh@suse.cz>
15250 * tree-pass.h (pass_fixup_cfg): New pass.
15251 * ipa-inline.c (inline_transform): Set
15252 always_inline_functions_inlined/after_inlining.
15253 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
15254 (pass_fixup_cfg): New pass.
15255 * passes.c (init_optimization_passes): Add fixup_cfg.
15257 2009-03-28 Richard Guenther <rguenther@suse.de>
15259 PR tree-optimization/38458
15260 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
15261 argument use the arguments copy-of value.
15263 2009-03-28 Richard Guenther <rguenther@suse.de>
15265 PR tree-optimization/38180
15266 * tree-ssa-ccp.c (get_default_value): Simplify.
15267 (likely_value): Likewise.
15268 (surely_varying_stmt_p): Properly handle VOP case.
15269 (ccp_initialize): Likewise.
15270 (ccp_fold): Handle propagating through *&.
15271 (fold_const_aggregate_ref): Also handle decls.
15273 2009-03-28 Jan Hubicka <jh@suse.cz>
15275 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
15276 * cgraph.h (cgraph_node): Likewise.
15277 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
15278 (cgraph_reset_node): Use process flag.
15279 (cgraph_mark_functions_to_output): Likewise.
15280 (cgraph_expand_function): Likewise.
15281 (cgraph_expand_all_functions): Likewise.
15282 (cgraph_output_in_order): Likewise.
15283 * dwarf2out.c (reference_to_unused): Likewise.
15284 * passes.c do_per_function_toporder): Likewise.
15286 2009-03-28 Jan Hubicka <jh@suse.cz>
15288 Bring from lto-branch:
15290 2008-09-03 Doug Kwan <dougkwan@google.com>
15292 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
15293 enums instead of reason strings.
15294 * cgraph.c (cgraph_create_edge): Same.
15295 (cgraph_inline_failed_string): New function.
15296 * cgraph.h (cgraph_inline_failed_t): New enum type.
15297 (cgraph_inline_failed_string): New prototype.
15298 (struct cgraph_edge): Change type of INLINED_FAILED from constant
15299 char pointer to cgraph_inline_failed_t.
15300 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
15301 (cgraph_default_inline_p): Ditto.
15302 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
15303 to cgraph_inline_failed_t pointer.
15304 * cif-code.def: New file.
15305 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
15307 (cgraph_check_inline_limits): Change type of REASON to pointer to
15308 cgraph_inline_failed_t. Replace reason strings with enums.
15309 (cgraph_default_inline_p): Ditto.
15310 (cgraph_recursive_inlining_p): Ditto.
15311 (update_caller_keys): Change type of FAILED_REASON to
15312 cgraph_inline_failed_t.
15313 (cgraph_set_inline_failed): Change type of REASON to pointer to
15314 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
15315 convert enums to strings for text output.
15316 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
15317 to be of type cgraph_inline_failed_t. Replace reason strings with
15318 enums. Call cgraph_inline_failed_string to covert enums
15319 to strings for text output.
15320 (cgraph_decide_inlining): Replace reason strings with enums.
15321 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
15322 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
15324 * tree-inline.c (expand_call_inline): Change type of REASON
15325 to cgraph_inline_failed_t. Replace reason strings with enums.
15326 Call cgraph_inline_failed_string for text output.
15327 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
15330 2009-03-28 Jan Hubicka <jh@suse.cz>
15332 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
15333 cgraph_clone_node): Remove master clone handling.
15334 (cgraph_is_master_clone, cgraph_master_clone): Remove.
15335 * cgraph.h (master_clone): Remove.
15336 (cgraph_is_master_clone, cgraph_master_clone): Remove.
15337 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
15338 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
15340 2009-03-28 Jan Hubicka <jh@suse.cz>
15342 * cgraph.c (cgraph_function_body_availability): Functions declared
15343 inline are always safe to assume that it is not going to be replaced.
15345 2009-03-28 Richard Guenther <rguenther@suse.de>
15347 PR tree-optimization/38513
15348 * tree-ssa-pre.c (eliminate): Remove redundant stores.
15349 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
15350 EXC_PTR_EXPR and FILTER_EXPR.
15351 (get_ref_from_reference_ops): Likewise.
15353 2009-03-28 Richard Guenther <rguenther@suse.de>
15355 PR tree-optimization/38968
15356 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
15357 Use FLOOR_MOD_EXPR to compute misalignment.
15359 2009-03-28 Richard Guenther <rguenther@suse.de>
15361 PR tree-optimization/37795
15362 * tree.h (combine_comparisons): Declare.
15363 * fold-const.c (combine_comparisons): Export.
15364 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
15366 (ifcombine_iforif): Use combine_comparisons.
15368 2009-03-28 Jan Hubicka <jh@suse.cz>
15370 * tree-eh.c (inlinable_call_p): New function.
15371 (make_eh_edges): Use it.
15372 (verify_eh_edges): Use it.
15373 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
15374 * except.c (reachable_next_level): Add inlinable_function argument
15375 (sjlj_find_directly_reachable_regions): Update.
15376 (add_reachable_handler): Do not set saw_any_handlers.
15377 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
15378 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
15379 Add new inlinable call parameter.
15380 (can_throw_internal, can_throw_external): Update.
15381 * except.h (can_throw_internal_1, can_throw_external_1,
15382 foreach_reachable_handler): Update declaration.
15384 2009-03-28 Joseph Myers <joseph@codesourcery.com>
15386 * config/arm/t-arm-coff, config/h8300/coff.h,
15387 config/i386/i386-aout.h, config/i386/i386-coff.h,
15388 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
15389 config/pdp11/2bsd.h, config/rs6000/aix41.h,
15390 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
15391 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
15392 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
15393 sys-types.h: Remove.
15394 * Makefile.in: Remove protoize and fixproto support and references
15396 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
15397 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
15399 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
15400 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
15401 unprotoize$(exeext).
15402 (rest.encap): Don't depend on $(STMP_FIXPROTO)
15403 (.PHONY): Don't depend on proto.
15404 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
15405 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
15406 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
15407 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
15408 build/gen-protos.o, build/scan.o, xsys-protos.h,
15409 build/fix-header$(build_exeext), build/fix-header.o,
15410 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
15411 stmp-install-fixproto): Remove.
15412 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
15413 SYSCALLS.c or fixproto files.
15414 (install-common): Don't install protoize.
15415 (install-headers-tar, install-headers-cpio, install-headers-cp):
15416 Don't depend on $(STMP_FIXPROTO).
15417 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
15418 install fixproto files or write out fixproto settings.
15419 (uninstall): Don't uninstall protoize.
15420 * config.gcc (use_fixproto): Remove.
15421 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
15422 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
15423 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
15424 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
15425 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
15426 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
15427 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
15428 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
15429 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
15430 * config/t-vxworks (STMP_FIXPROTO): Remove.
15431 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
15432 STMP_FIXPROTO): Remove.
15433 * config.in, configure: Regenerate.
15434 * crtstuff.c (gid_t, uid_t): Don't undefine.
15435 * doc/install.texi: Change m68k-coff to m68k-elf in example.
15436 (arm-*-coff, arm-*-aout: Remove target entries.
15437 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
15438 Remove mention of AIX 4.1.
15439 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
15440 * doc/invoke.texi (Running Protoize): Remove.
15441 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
15442 (Protoize Caveats): Remove.
15443 * tsystem.h: Update comments on headers assumed to exist.
15445 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
15447 * genautomata.c: Add a new year to the copyright. Add a new
15449 (struct insn_reserv_decl): Add comments for member bypass_list.
15450 (find_bypass): Remove.
15451 (insert_bypass): New.
15452 (process_decls): Use insert_bypass.
15453 (output_internal_insn_latency_func): Output all bypasses with the
15454 same input insn in one switch case.
15456 * rtl.def (define_bypass): Describe bypass choice.
15457 * doc/md.texi (define_bypass): Ditto.
15459 2009-03-27 Richard Guenther <rguenther@suse.de>
15461 * gimplify.c (mark_addressable): Export.
15462 * tree-flow.h (mark_addressable): Declare.
15463 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
15464 * tree-ssa.c (verify_phi_args): Verify that address taken
15465 variables have TREE_ADDRESSABLE set.
15467 2009-03-27 Richard Guenther <rguenther@suse.de>
15469 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
15470 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
15471 Do not mark decls TREE_ADDRESSABLE.
15472 (build_fold_addr_expr): Adjust.
15473 (fold_addr_expr): Remove.
15474 (fold_unary): Use build_fold_addr_expr.
15475 (fold_comparison): Likewise.
15476 (split_address_to_core_and_offset): Likewise.
15477 * coverage.c (tree_coverage_counter_addr): Mark the array decl
15479 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
15480 (gimplify_modify_expr_to_memcpy): Mark source and destination
15482 * omp-low.c (create_omp_child_function): Mark the object decl
15484 (lower_rec_input_clauses): Mark the var we take the address of
15486 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
15488 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15490 PR middle-end/39315
15491 * cfgexpand.c (expand_one_stack_var_at): Change alignment
15492 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
15494 2009-03-27 Richard Guenther <rguenther@suse.de>
15496 PR tree-optimization/39120
15497 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
15499 (handle_lhs_call): Process return constraints. Add escape
15500 constraints if necessary.
15501 (handle_const_call): Fill out return constraints. Make nested
15502 case more precise. Avoid consttmp if possible.
15503 (handle_pure_call): Fill out return constraints. Avoid
15504 callused if possible.
15505 (find_func_aliases): Simplify call handling.
15507 2009-03-27 Richard Guenther <rguenther@suse.de>
15509 PR tree-optimization/39120
15510 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
15511 as a representative.
15512 (solve_graph): Do propagate CALLUSED.
15513 (handle_pure_call): Use a scalar constraint from CALLUSED for
15515 (find_what_p_points_to): CALLUSED shall not appear in poins-to
15518 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15521 * c-common.c (handle_aligned_attribute): Properly check alignment
15522 overflow. Use (1U << i) instead of (1 << i).
15524 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
15526 * expr.h (get_mem_align_offset): Updated.
15528 * tree.h (tree_decl_common): Change align to "unsigned int" and
15529 move it before pointer_alias_set.
15531 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15532 Jakub Jelinek <jakub@redhat.com>
15535 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
15536 gr_register_operand with gr_reg_or_0_operand.
15537 (cmpxchg_rel_di): Likewise.
15538 (sync_lock_test_and_set<mode>): Likewise.
15540 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15542 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
15543 (true_regnum): Likewise.
15545 * rtlanal.c (subreg_info): Moved to ...
15546 * rtl.h (subreg_info): Here. New.
15547 (subreg_get_info): New.
15549 * rtlanal.c (subreg_get_info): Make it extern.
15551 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15554 * config/i386/i386.c (ix86_abi): New.
15555 (override_options): Handle -mabi=.
15556 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
15557 (ix86_call_abi_override): Likewise.
15558 (init_cumulative_args): Likewise.
15559 (function_arg_advance): Likewise.
15560 (function_arg_64): Likewise.
15561 (function_arg): Likewise.
15562 (ix86_pass_by_reference): Likewise.
15563 (ix86_function_value_regno_p): Likewise.
15564 (ix86_build_builtin_va_list_abi): Likewise.
15565 (setup_incoming_varargs_64): Likewise.
15566 (is_va_list_char_pointer): Likewise.
15567 (ix86_init_machine_status): Likewise.
15568 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
15569 (ix86_function_type_abi): Return enum calling_abi. Rewrite
15570 for 64bit. Replace DEFAULT_ABI with ix86_abi.
15571 (ix86_function_abi): Make it static and return enum calling_abi.
15572 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
15574 (ix86_fn_abi_va_list): Updated.
15576 * config/i386/i386.h (ix86_abi): New.
15577 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
15578 (CONDITIONAL_REGISTER_USAGE): Likewise.
15579 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
15580 (machine_function): Likewise.
15582 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
15584 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
15585 (STACK_BOUNDARY): Likewise.
15586 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
15588 * config/i386/i386.opt (mabi=): New.
15590 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
15591 return enum calling_abi.
15592 (ix86_function_type_abi): Likewise.
15593 (ix86_function_abi): Removed.
15595 * doc/invoke.texi: Document -mabi= option for x86.
15597 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15599 * builtins.c (real_dconstp): Delete.
15600 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
15602 2009-03-27 Dodji Seketeli <dodji@redhat.com>
15603 Jakub Jelinek <jakub@redhat.com>
15606 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
15607 (gen_subprogram_die): When a function is explicit, generate the
15608 DW_AT_explicit attribute.
15609 * langhooks.h (struct lang_hooks_for_decls): Add
15610 function_decl_explicit_p langhook.
15611 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
15612 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
15614 2009-03-27 Jakub Jelinek <jakub@redhat.com>
15616 * builtins.c (fold_builtin_memory_op): Optimize memmove
15617 into memcpy if we can prove source and destination don't overlap.
15619 * tree-inline.c: Include gt-tree-inline.h.
15620 (clone_fn_id_num): New variable.
15621 (clone_function_name): New function.
15622 (tree_function_versioning): Use it.
15623 * Makefile.in (GTFILES): Add tree-inline.c.
15625 2009-03-27 Mark Mitchell <mark@codesourcery.com>
15627 * BASE-VER: Change to 4.5.0.
15629 2009-03-27 Xinliang David Li <davidxl@google.com>
15631 PR tree-optimization/39557
15632 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
15634 2009-03-27 Xinliang David Li <davidxl@google.com>
15636 PR tree-optimization/39548
15637 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
15640 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15642 * c-common.c (pointer_int_sum): Use %wd on return from
15645 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15647 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
15648 on return from tree_low_cst.
15650 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
15653 * ginclude/stdarg.h (va_copy): Define also for
15654 __GXX_EXPERIMENTAL_CXX0X__.
15656 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15659 * builtins.h (c_strlen): Do not warn here.
15660 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
15661 * c-common.c (pointer_int_sum): Take an explicit location.
15662 Warn about offsets out of bounds.
15663 * c-common.h (pointer_int_sum): Adjust declaration.
15665 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15667 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
15670 2009-03-26 Jakub Jelinek <jakub@redhat.com>
15673 * opts.c (warn_if_disallowed_function_p): Don't assume
15674 get_callee_fndecl must return non-NULL.
15676 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
15678 PR rtl-optimization/39522
15679 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
15680 when reg_reloaded_valid is set.
15682 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15684 * config/spu/divv2df3.c: New file.
15685 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
15686 (DPBIT_FUNCS): Filter out _div_df.
15688 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
15690 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
15691 a jump insn, count that jump in the distance to the loop start.
15693 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
15696 * config/sh/sh.c (calc_live_regs): Fix condition for global
15697 registers except PIC_OFFSET_TABLE_REGNUM.
15699 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
15702 * doc/invoke.texi (-mconsole): New.
15704 (-mno-cygwin): New.
15706 (-mnop-fun-dllimport): New.
15710 (sub section "i386 and x86-64 Windows Options"): New.
15712 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
15714 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
15715 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
15717 2009-03-25 Richard Guenther <rguenther@suse.de>
15719 PR middle-end/39497
15720 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
15723 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
15725 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
15726 neither of haifa/selective schedulers are working.
15728 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15730 * doc/invoke.texi (Debugging Options): Fix description of
15731 -fno-merge-debug-strings.
15733 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
15735 * config/cris/libgcc.ver: New version-script.
15736 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
15738 * configure.ac <GAS features, nop mnemonic>: Add pattern
15739 crisv32-*-* for "nop".
15740 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
15741 * configure: Regenerate.
15743 2009-03-24 Ira Rosen <irar@il.ibm.com>
15745 PR tree-optimization/39529
15746 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
15747 mark_sym_for_renaming for the tag copied to the new vector
15750 2009-03-24 Arthur Loiret <aloiret@debian.org>
15752 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
15753 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
15754 EXTRA_SPEC_FUNCTIONS.
15755 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
15756 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
15757 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
15758 -march and -mtune options.
15760 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
15762 * config/m68k/t-rtems: Add m5329 multilib.
15764 2009-03-24 Dodji Seketeli <dodji@redhat.com>
15765 Jakub Jelinek <jakub@redhat.com>
15768 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
15771 2009-03-23 Jakub Jelinek <jakub@redhat.com>
15774 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
15775 instead of c_parser_expression_conv, if original_code isn't one of the
15776 4 allowed comparison codes, fail.
15778 2009-03-23 Richard Guenther <rguenther@suse.de>
15780 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
15781 * tree.h (struct tree_type): Likewise.
15782 * reload.h (struct insn_chain): Likewise.
15783 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
15784 * function.h (struct function): Likewise.
15785 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
15787 2009-03-23 Jakub Jelinek <jakub@redhat.com>
15789 PR tree-optimization/39516
15790 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
15792 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
15794 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
15795 should be set true if BITS_PER_WORD of target is bigger than 32
15797 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
15799 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
15800 Translate -B-options to -rpath-link. Correct existing
15801 rpath-link and conditionalize on !nostdlib.
15803 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15805 * doc/extend.texi (Function Attributes, Variable Attributes):
15807 * doc/invoke.texi (Debugging Options, Optimize Options)
15808 (i386 and x86-64 Options, MCore Options): Likewise.
15810 2009-03-20 Jakub Jelinek <jakub@redhat.com>
15813 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
15814 it for block local namespace aliases.
15815 (gen_decl_die): Pass context_die to gen_namespace_die.
15817 2009-03-19 Jakub Jelinek <jakub@redhat.com>
15820 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
15821 minimum or maximum value.
15823 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
15825 * reginfo.c (globalize_reg): Recompute derived reg sets.
15827 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
15830 * libgcc2.c (mprotect): Do not use signed arguments for
15831 VirtualProtect, use DWORD arguments. Also fix the 'may
15832 be used uninitialized' warning for the np variable.
15834 2009-03-19 Jakub Jelinek <jakub@redhat.com>
15837 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
15838 functions using regparm calling conventions when not optimizing.
15839 (ix86_function_sseregparm): Similarly for sseregparm calling
15842 2009-03-19 Li Feng <nemokingdom@gmail.com>
15844 PR middle-end/39500
15845 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
15846 dependence if the first conflict is after niter iterations.
15848 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
15850 PR middle-end/38609
15851 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
15852 functions with dynamic stack-pointer adjustments.
15854 2009-03-19 Ben Elliston <bje@au.ibm.com>
15856 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
15857 option; change to -msdata=data.
15859 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15861 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
15864 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
15867 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
15869 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
15871 * doc/invoke.texi (Code Gen Options): Expand discussion of
15874 2009-03-18 Jakub Jelinek <jakub@redhat.com>
15876 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
15877 * matrix-reorg.c (struct matrix_info): Likewise.
15878 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
15879 * rtl.h (struct mem_attrs): Likewise.
15880 * df.h (struct df): Likewise.
15881 * tree-data-ref.h (struct data_dependence_relation): Likewise.
15882 * ira-int.h (struct ira_allocno): Likewise.
15883 * df-scan.c (struct df_collection_rec): Likewise.
15884 * ira.c (struct equivalence): Likewise.
15885 * function.c (struct temp_slot): Likewise.
15886 * cfgloop.h (struct loop): Likewise.
15889 * function.c (use_register_for_decl): When not optimizing, disregard
15890 register keyword for variables with types containing methods.
15892 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
15894 PR middle-end/39447
15895 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
15896 (is_simple_operand): Call contains_component_ref_p before calling data
15897 reference analysis that would fail on COMPONENT_REFs.
15899 * tree-vrp.c (search_for_addr_array): Fix formatting.
15901 2009-03-18 Richard Guenther <rguenther@suse.de>
15903 * tree-vect-transform.c (vect_loop_versioning): Fold the
15904 generated comparisons.
15905 * tree-vectorizer.c (set_prologue_iterations): Likewise.
15906 (slpeel_tree_peel_loop_to_edge): Likewise.
15908 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15910 PR middle-end/37805
15911 * opts.c (print_specific_help): In addition to `undocumented',
15912 accept `separate' and `joined' flags if passed alone. Describe
15913 output by the first matched one of those.
15914 (common_handle_option): Skip over empty strings.
15915 * gcc.c (display_help): Fix help string for `--help='.
15916 * doc/invoke.texi (Option Summary, Overall Options): With
15917 `--help=', classes and qualifiers can both be repeated, but
15918 only the latter can be negated. One should not pass only
15919 negated qualifiers. Fix markup and examples.
15922 2008-10-14 Jakub Jelinek <jakub@redhat.com>
15923 PR middle-end/37805
15924 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
15925 and -fhelp=separate.
15927 2009-03-17 Jing Yu <jingyu@google.com>
15929 PR middle-end/39378
15930 * function.h (struct rtl_data): Move is_thunk from here...
15931 (struct function): ...to here.
15932 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
15933 * varasm.c (assemble_start_function): Change is_thunk from crtl to
15935 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
15937 (alpha_does_function_need_gp, alpha_start_function): Likewise.
15938 (alpha_output_function_end_prologue): Likewise.
15939 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
15940 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
15941 (rs6000_output_function_epilogue): Likewise.
15942 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
15944 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
15947 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
15948 from different units in a single alternative.
15949 (*truncdfsf_i387): Ditto.
15950 (*truncxfsf2_mixed): Ditto.
15951 (*truncxfdf2_mixed): Ditto.
15953 2009-03-17 Jakub Jelinek <jakub@redhat.com>
15955 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
15956 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
15959 * tree-ssa-live.c (remove_unused_locals): Don't remove local
15960 unused non-artificial variables when not optimizing.
15963 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
15964 DW_TAG_imported_module even if decl is IMPORTED_DECL with
15965 NAMESPACE_DECL in its DECL_INITIAL.
15967 PR middle-end/39443
15968 * optabs.c (set_user_assembler_libfunc): New function.
15969 * expr.h (set_user_assembler_libfunc): New prototype.
15970 * c-common.c: Include libfuncs.h.
15971 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
15972 for memcmp, memset, memcpy, memmove and abort.
15973 * Makefile.in (c-common.o): Depend on libfuncs.h.
15976 * dwarf2out.c (gen_inlined_enumeration_type_die,
15977 gen_inlined_structure_type_die, gen_inlined_union_type_die,
15978 gen_tagged_type_instantiation_die): Removed.
15979 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
15982 2009-03-17 Janis Johnson <janis187@us.ibm.com>
15985 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
15987 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
15988 (check-parallel-%): Ditto.
15989 (check-consistency): Ditto.
15991 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
15993 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
15994 local variable rhs by NULL_TREE.
15996 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
15999 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
16001 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16004 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
16006 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16009 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
16010 for ms->sysv ABI calls only in 64bit mode.
16012 * config/i386/i386.md (untyped_call): Support 32bit.
16014 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
16016 * doc/extend.texi: Replace x86_65 with x86_64.
16018 2009-03-16 Jakub Jelinek <jakub@redhat.com>
16020 PR tree-optimization/39455
16021 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
16022 mismatches for POINTER_TYPE_P (type).
16023 (number_of_iterations_le): Likewise.
16025 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
16027 * config/picochip/picochip.c: Removed profiling support.
16028 * config/picochip/picochip.md: Removed profiling instruction.
16029 * config/picochip/picochip.h: Removed profiling builtin.
16031 2009-03-16 Joseph Myers <joseph@codesourcery.com>
16033 * doc/install.texi (--with-host-libstdcxx): Document.
16035 2009-03-14 Anatoly Sokolov <aesok@post.ru>
16038 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
16039 generate a warning if the function name does not begin with
16040 "__vector" and the function has either the 'signal' or 'interrupt'
16041 attribute, from here to ...
16042 (avr_declare_function_name): ...here. New function.
16043 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
16044 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
16046 2009-03-14 Jakub Jelinek <jakub@redhat.com>
16049 * cse.c (fold_rtx): Don't modify original const_arg1 when
16050 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
16051 separate variable instead.
16052 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
16053 from out of range shift counts.
16054 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
16056 2009-03-13 Catherine Moore <clm@codesourcery.com>
16058 * config/i386/x-mingw32 (host-mingw32.o): Replace
16059 diagnostic.h with $(DIAGNOSTIC_H).
16061 2009-03-12 Jakub Jelinek <jakub@redhat.com>
16064 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
16066 * config/i386/sync.md (sync_compare_and_swap<mode>,
16067 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
16068 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
16070 (sync_double_compare_and_swapdi_pic,
16071 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
16072 cmpxchg8b_pic_memory_operand instead of just memory_operand.
16074 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16077 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
16079 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16082 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
16083 (avx_addsubv4df3): Likewise.
16084 (*avx_addsubv4sf3): Likewise.
16085 (sse3_addsubv4sf3): Likewise.
16087 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16090 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
16092 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
16095 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
16096 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
16097 registers for allocnos created from user-defined variables.
16099 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16102 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
16103 of non-integer mode as well.
16105 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
16107 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
16108 for functions for which the parameter types are unknown.
16110 2009-03-11 Jakub Jelinek <jakub@redhat.com>
16113 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
16114 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
16115 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
16116 * config/i386/i386.c (ix86_local_alignment): For
16117 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
16118 long long variables on the stack to avoid dynamic realignment.
16119 Allow the first argument to be a decl rather than type.
16120 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
16122 2009-03-11 Nick Clifton <nickc@redhat.com>
16125 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
16127 Add description to mno-lsim option.
16128 * config/mcore/mcore.h: Remove comment about deprecated m4align
16130 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
16131 * doc/invoke.texi: Add description of mno-lsim and
16132 mstack-increment options.
16134 * config/fr30/fr30.opt: Document the -mno-lsim option.
16135 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
16136 and -mno-lsim options.
16138 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16140 * fold-const.c (fold_comparison): Only call fold_inf_compare
16141 if the mode supports infinities.
16143 2009-03-11 Jason Merrill <jason@redhat.com>
16146 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
16147 end already did. Notice GIMPLE_CALL modifications of the result.
16148 Don't copy debug information from an ignored decl or a decl from
16151 2009-03-10 Richard Guenther <rguenther@suse.de>
16152 Nathan Froyd <froydnj@codesourcery.com>
16154 PR middle-end/37850
16155 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
16156 (__divMODE3): Likewise.
16158 2009-03-09 Jakub Jelinek <jakub@redhat.com>
16160 PR tree-optimization/39394
16161 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
16162 DECL_SIZE_UNIT of variable length FIELD_DECLs.
16164 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16166 * recog.c (verfiy_changes): Disallow renaming of hard regs in
16167 inline asms for register asm ("") declarations.
16169 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
16171 * fold-const.c (fold_unary): Fix comment.
16173 2009-03-07 Jan Hubicka <jh@suse.cz>
16176 * tree-inline.c (setup_one_parameter): Do replacement of const
16177 argument by constant in SSA form.
16179 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16181 PR middle-end/38028
16182 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
16183 determine alignment passed to assign_stack_local.
16184 (assign_parms_unsplit_complex): Likewise.
16185 * except.c (sjlj_build_landing_pads): Likewise.
16187 2009-03-06 Jakub Jelinek <jakub@redhat.com>
16189 PR middle-end/39360
16190 * tree-flow.h (add_referenced_var): Return bool instead of void.
16191 * tree-dfa.c (add_referenced_var): Return result of
16192 referenced_var_check_and_insert call.
16193 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
16194 of referenced_var_check_and_insert.
16197 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
16198 (gen_variable_die): Emit DW_AT_location on abstract static variable's
16199 DIE, don't emit it if abstract origin already has it.
16200 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
16201 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
16203 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
16205 * genpreds.c (needs_variable): Fix parentheses at variable name
16207 (write_tm_constrs_h): Indent generated code.
16209 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16211 * doc/extend.texi (Function Attributes): Add documentation
16212 for isr attributes.
16214 2009-03-06 Jakub Jelinek <jakub@redhat.com>
16217 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
16218 take locus from its DECL_SOURCE_LOCATION instead of input_location.
16220 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
16222 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
16225 2009-03-05 Jakub Jelinek <jakub@redhat.com>
16228 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
16229 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
16231 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
16233 * config/i386/i386.md (R8_REG, R9_REG): New constants.
16234 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
16235 constants instead of magic numbers.
16236 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
16238 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
16239 (x86_64_ms_abi_int_parameter_registers): Ditto.
16240 (x86_64_int_return_registers): Ditto.
16241 (ix86_maybe_switch_abi): Ditto.
16242 (ix86_expand_call): Ditto for clobbered_registers array.
16243 (ix86_hard_regno_mode_ok): Ditto.
16244 (x86_extended_QIreg_mentioned_p): Ditto.
16246 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
16248 PR tree-optimization/39349
16249 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
16251 * combine.c (gen_lowpart_for_combine): Use omode when generating
16254 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
16256 PR rtl-optimization/39235
16257 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
16259 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
16261 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
16263 2009-03-04 Richard Guenther <rguenther@suse.de>
16265 PR tree-optimization/39362
16266 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
16267 that occur in abnormal PHIs should be varying.
16269 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
16271 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
16273 (simple_iv): Take loop as an argument instead of statement.
16274 * tree-scalar-evolution.h (simple_iv): Declaration changed.
16275 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
16277 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
16279 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
16280 * matrix-reorg.c (analyze_transpose): Ditto.
16281 * tree-data-ref.c (dr_analyze_innermost): Ditto.
16282 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
16283 * tree-predcom.c (ref_at_iteration): Ditto.
16284 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
16286 2009-03-04 Richard Guenther <rguenther@suse.de>
16288 PR tree-optimization/39358
16289 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
16290 escaped_id and callused_id.
16291 (solve_graph): Likewise.
16293 2009-03-04 Richard Guenther <rguenther@suse.de>
16295 PR tree-optimization/39339
16296 * tree-sra.c (try_instantiate_multiple_fields): Make it
16297 no longer ICE on the above.
16299 2009-03-03 Joseph Myers <joseph@codesourcery.com>
16301 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
16302 that fits within Pmode.
16304 2009-03-03 Steve Ellcey <sje@cup.hp.com>
16306 PR middle-end/10109
16307 * tm.texi (LIBCALL_VALUE): Update description.
16309 2009-03-03 Steve Ellcey <sje@cup.hp.com>
16311 PR middle-end/34443
16312 * doc/extend.texi (section): Update description.
16314 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
16316 PR middle-end/39345
16317 * tree-inline.c (remapped_type): New.
16318 (can_be_nonlocal): Call remapped_type instead of remap_type.
16320 2009-03-03 Jakub Jelinek <jakub@redhat.com>
16323 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
16324 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
16326 2009-03-03 Richard Guenther <rguenther@suse.de>
16328 PR middle-end/39272
16329 * tree.c (tree_nonartificial_location): New function.
16330 * tree.h (tree_nonartificial_location): Declare.
16331 * builtins.c (expand_builtin_memory_chk): Provide location
16332 of the call location for artificial function pieces.
16333 (maybe_emit_chk_warning): Likewise.
16334 (maybe_emit_sprintf_chk_warning): Likewise.
16335 (maybe_emit_free_warning): Likewise.
16336 * expr.c (expand_expr_real_1): Likewise.
16338 2009-03-03 Jakub Jelinek <jakub@redhat.com>
16340 PR tree-optimization/39343
16341 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
16342 COMPONENT_REF t has ARRAY_TYPE.
16344 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
16346 PR middle-end/39335
16347 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
16348 when the type precision of the induction variable should be
16349 larger than the type precision of nit.
16350 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
16351 * graphite.c (graphite_loop_normal_form): Same.
16352 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
16354 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
16356 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
16357 (*call_1_rex64_ms_sysv): Use named constants instead of magic
16358 numbers to describe clobbered registers.
16359 (*call_value_0_rex64_ms_sysv): Ditto.
16360 * config/i386/mmx.md (mmx_emms): Ditto.
16361 (mmx_femms): Ditto.
16363 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
16365 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
16368 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16370 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
16371 (spu_section_type_flags): New function.
16373 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
16375 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
16376 reg_class_contents of FLOAT_REGS into a temporary.
16378 2009-03-02 Richard Guenther <rguenther@suse.de>
16379 Ira Rosen <irar@il.ibm.com>
16381 PR tree-optimization/39318
16382 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
16383 information to the vectorized statement.
16385 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
16387 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
16388 variable. Use defined names instead of magic constants for REX SSE
16391 2009-03-01 Richard Guenther <rguenther@suse.de>
16393 PR tree-optimization/39331
16394 * omp-low.c (lower_send_shared_vars): Do not receive new
16395 values for the reference of DECL_BY_REFERENCE parms or results.
16397 2009-03-01 Jan Hubicka <jh@suse.cz>
16400 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
16401 BLOCK_NONLOCALIZED_VAR): New macros.
16402 (tree_block): Add nonlocalized_vars.
16403 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
16404 gen_decl_die): Add origin argument. Allow generation of die with
16405 origin at hand only.
16406 (gen_member_die, gen_type_die_with_usage, force_decl_die,
16407 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
16409 (gen_block_die): Fix checking for unused blocks.
16410 (process_scope_var): Break out from .... ; work with origins only.
16411 (decls_for_scope) ... here; process nonlocalized list.
16412 (dwarf2out_ignore_block): Look for nonlocalized vars.
16413 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
16415 (dump_scope_block): Dump them.
16416 * tree-inline.c (remap_decls): Handle nonlocalized vars.
16417 (remap_block): Likewise.
16418 (can_be_nonlocal): New predicate.
16419 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
16421 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16423 * configure: Regenerate.
16425 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16427 * optc-gen.awk: No need to duplicate option flags twice.
16428 Reuse help texts for duplicate options which do not have any.
16430 * gcc.c (display_help): Document --version.
16432 * gcc.c (main): If print_help_list and verbose_flag, ensure
16433 driver output comes before subprocess output.
16435 * optc-gen.awk: Assign all remaining fields to help string,
16436 space-separated, for multi-line help in *.opt.
16438 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
16439 -Wno-pedantic-ms-format is for MinGW targets only.
16441 * doc/options.texi (Option file format): Fix bad indentation,
16442 restoring dropped sentence.
16444 2009-02-28 Jan Hubicka <jh@suse.cz>
16446 * tree-inline.c (tree_function_versioning): Output debug info.
16448 2009-02-28 Jan Hubicka <jh@suse.cz>
16451 * tree-inline.c (setup_one_parameter): Do not copy propagate
16452 arguments when not optimizing.
16454 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
16457 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
16458 (avx_addsubv4df3): Likewise.
16459 (*avx_addsubv4sf3): Likewise.
16460 (sse3_addsubv4sf3): Likewise.
16461 (*avx_addsubv2df3): Likewise.
16462 (sse3_addsubv2df3): Likewise.
16463 (avx_unpckhps256): Correct item selectors.
16464 (avx_unpcklps256): Likewise.
16465 (avx_unpckhpd256): Likewise.
16466 (avx_unpcklpd256): Likewise.
16468 2009-02-28 Jan Hubicka <jh@suse.cz>
16470 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
16472 (copy_arguments_for_versioning): If var is declared don't declare it.
16473 (tree_function_versioning): First setup substitutions and then copy
16476 2009-02-27 Jan Hubicka <jh@suse.cz>
16479 * cgraph.h (varpool_output_debug_info): Remove.
16480 * cgraphunit.c (varpool_output_debug_info): Remove.
16481 * dwarf2out.c (deferred_locations_struct): New struct
16482 (deferred_locations): New type.
16483 (deferred_locations_list): New static var.
16484 (deffer_location): New function.
16485 (gen_variable_die): Use it.
16486 (decls_for_scope): Output info on local static vars.
16487 (dwarf2out_finish): Process deferred locations.
16488 * varpool.c (varpool_output_debug_info): Remove.
16490 2009-02-27 Jan Hubicka <jh@suse.cz>
16493 * tree.h (TREE_PROTECTED): Fix comment.
16494 (BLOCK_HANDLER_BLOCK): Remove.
16495 (struct tree_block): Remove handler_block add body_block.
16496 (inlined_function_outer_scope_p): New.
16497 (is_body_block): Remove.
16498 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
16499 * dwarf2out.c (is_inlined_entry_point): Remove.
16500 (add_high_low_attributes): Use inlined_function_outer_scope_p.
16501 (gen_block_die): Use is_inlined_entry_point check. Remove body block
16503 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
16504 * gimplify.c (gimplify_expr): Gimplify body blocks.
16505 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
16506 block with multiple subblocks.
16507 (dump_scope_block): Prettier output; dump more flags and info.
16508 (dump_scope_blocks): New.
16509 (remove_unused_locals): Use dump_scope_blocks.
16510 * tree-flow.h (dump_scope_blocks): Declare.
16511 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
16512 * stmt.c (is_body_block): Remove.
16513 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
16514 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
16516 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
16518 PR middle-end/39308
16519 * graphite.c (graphite_loop_normal_form): Do not call
16520 number_of_iterations_exit from a gcc_assert.
16522 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16524 * config/s390/s390.c (s390_swap_cmp): Look for conditional
16525 jumps if COND is NULL.
16526 (find_cond_jump): New function.
16527 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
16528 * config/s390/s390.md: Remove z10_cobra attribute value.
16530 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
16532 * config/alpha/alpha.h (alpha_expand_mov): Return false if
16533 force_const_mem returns NULL_RTX.
16535 2009-02-26 Jan Hubicka <jh@suse.cz>
16538 * cgraph.h (varpool_output_debug_info): Remove.
16539 * cgraphunit.c (varpool_output_debug_info): Remove.
16540 * dwarf2out.c (deferred_locations_struct): New struct
16541 (deferred_locations): New type.
16542 (deferred_locations_list): New static var.
16543 (deffer_location): New function.
16544 (gen_variable_die): Use it.
16545 (decls_for_scope): Output info on local static vars.
16546 (dwarf2out_finish): Process deferred locations.
16547 * varpool.c (varpool_output_debug_info): Remove.
16549 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
16551 PR rtl-optimization/39241
16552 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
16553 to subreg_offset_representable_p.
16555 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
16557 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
16558 execute function prototype. Get f and nregs from max_reg_num
16559 and get_insns. Remove the first backward pass as it's dead,
16560 guard the forward pass by flag_expensive_optimizations.
16561 (rest_of_handle_regmove): Delete.
16562 (pass_regmove): Replace it with regmove_optimize.
16564 2009-02-25 Martin Jambor <mjambor@suse.cz>
16566 PR tree-optimization/39259
16567 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
16568 calls_alloca function flags.
16569 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
16570 calls are detected.
16572 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
16574 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
16575 flags_set_1_rtx, flags_set_1_set): Delete.
16576 (regmove_optimize): Do not call mark_flags_life_zones.
16578 2009-02-24 Julian Brown <julian@codesourcery.com>
16581 * config/arm/arm.c (require_pic_register): Only set
16582 cfun->machine->pic_reg once per function.
16584 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
16586 * doc/invoke.texi (Link Options): Document an easier way to pass
16587 options that take arguments to the GNU linker using -Xlinker and -Wl.
16589 2009-02-24 Steve Ellcey <sje@cup.hp.com>
16592 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
16594 2009-02-24 Richard Guenther <rguenther@suse.de>
16597 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
16599 2009-02-24 Richard Guenther <rguenther@suse.de>
16600 Zdenek Dvorak <ook@ucw.cz>
16602 PR tree-optimization/39233
16603 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
16604 from converting them to a generic type.
16606 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
16608 PR tree-optimization/39260
16609 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
16610 contains a condition with a real type.
16611 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
16613 2009-02-23 Jason Merrill <jason@redhat.com>
16616 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
16617 narrowing_initializer_constant_valid_p.
16618 (narrowing_initializer_constant_valid_p): Don't return
16619 null_pointer_node for adding a pointer to itself.
16621 2009-02-23 Jan Hubicka <jh@suse.cz>
16624 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
16627 2009-02-23 Jan Hubicka <jh@suse.cz>
16629 PR tree-optimization/37709
16630 * tree.c (block_ultimate_origin): Move here from dwarf2out.
16631 * tree.h (block_ultimate_origin): Declare.
16632 * dwarf2out.c (block_ultimate_origin): Move to tree.c
16633 * tree-ssa-live.c (remove_unused_scope_block_p):
16634 Eliminate blocks containig no instructions nor live variables nor
16636 (dump_scope_block): New function.
16637 (remove_unused_locals): Enable removal of dead blocks by default;
16638 enable dumping at TDF_DETAILS.
16640 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
16642 * config/i386/i386.c (classify_argument): Don't allow COImode
16644 (function_arg_advance_32): Don't allow OImode.
16645 (function_arg_32): Likewise.
16646 (function_value_32): Likewise.
16647 (return_in_memory_32): Likewise.
16648 (function_arg_64): Remove OImode comment.
16650 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
16653 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
16654 ix86_expand_vector_set for V4DImode in 64bit mode only.
16655 (ix86_expand_vector_init_one_var): Likewise.
16657 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
16659 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
16661 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
16664 * loop-iv.c: Revert last change.
16665 * emit-rtl.c: Likewise.
16667 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
16670 * config/i386/i386.c (type_natural_mode): Remove an extra
16671 space in the warning message.
16672 (function_value_32): Handle 32-byte vector modes.
16673 (return_in_memory_32): Likewise.
16675 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
16677 * loop-iv.c (truncate_value): New function.
16678 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
16680 (lowpart_subreg): Move to...
16681 * emit-rtl.c: ...here.
16683 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
16685 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
16686 accidental and undocumented change at revision 140860.
16688 2009-02-21 Joseph Myers <joseph@codesourcery.com>
16690 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
16691 take gimple_seq * arguments.
16692 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
16693 types_compatible_p langhook.
16695 2009-02-20 Mark Mitchell <mark@codesourcery.com>
16696 Joseph Myers <joseph@codesourcery.com>
16698 * config/arm/arm.c (arm_builtin_va_list): New function.
16699 (arm_expand_builtin_va_start): Likewise.
16700 (arm_gimplify_va_arg_expr): Likewise.
16701 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
16702 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
16703 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
16704 (va_list_type): New variable.
16705 (arm_mangle_type): Mangle va_list_type appropriately.
16707 2009-02-20 Jakub Jelinek <jakub@redhat.com>
16709 PR middle-end/39157
16710 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
16711 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
16712 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
16713 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
16714 parameter to 1000 for -O1 by default.
16715 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
16717 * loop-invariant.c: Include params.h.
16718 (move_loop_invariants): Don't call move_single_loop_invariants on
16721 2009-02-20 Jaka Mocnik <jaka@xlab.si>
16723 * calls.c (emit_library_call_value_1): Use slot_offset instead of
16724 offset when calculating bounds for indexing stack_usage_map. Fixes
16725 a buffer overflow with certain target setups.
16727 2009-02-20 Jakub Jelinek <jakub@redhat.com>
16730 * calls.c (expand_call): Clear try_tail_call if caller and callee
16731 disagree in promotion of function return value.
16733 2009-02-19 Jakub Jelinek <jakub@redhat.com>
16736 * c-common.c (c_determine_visibility): If visibility changed and
16737 DECL_RTL has been already set, call make_decl_rtl to update symbol
16740 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
16743 * varasm.c (assemble_variable): Don't check DECL_NAME when
16744 globalizing a variable.
16746 2009-02-19 Joseph Myers <joseph@codesourcery.com>
16749 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
16750 expression before any __builtin_trap call.
16751 * c-typeck.c (build_function_call): Convert and check function
16752 arguments before generating a call to a trap. Evaluate the
16753 function arguments before the trap.
16755 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
16758 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
16759 (UNSPEC_FXAM_MEM): New unspec.
16760 (fxam<mode>2_i387_with_temp): New insn and split pattern.
16761 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
16762 memory using fxam<mode>2_i387_with_temp to remove excess precision.
16764 2009-02-19 Richard Guenther <rguenther@suse.de>
16766 PR tree-optimization/39207
16767 PR tree-optimization/39074
16768 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
16769 storedanything_tree): New.
16770 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
16771 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
16772 (build_succ_graph): Add edges from STOREDANYTHING to all
16774 (init_base_vars): Initialize STOREDANYTHING.
16775 (compute_points_to_sets): Free substitution info after
16776 building the succ graph.
16777 (ipa_pta_execute): Likewise.
16779 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
16781 (do_ds_constraint): Do not add to special var or non-pointer
16783 (type_could_have_pointers): Split out from ...
16784 (could_have_pointers): ... here. For arrays use the element type.
16785 (create_variable_info_for): Initialize may_have_pointers.
16786 (new_var_info): Likewise.
16787 (handle_lhs_call): Make the HEAP variable unknown-sized.
16788 (intra_create_variable_infos): Use a type with pointers for
16789 PARM_NOALIAS, make it unknown-sized.
16791 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
16794 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
16796 2009-02-18 Jason Merrill <jason@redhat.com>
16799 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
16800 value if DECL_EXTERNAL.
16801 * tree-sra.c (sra_walk_gimple_assign): Likewise.
16802 * target.h (gcc_target::binds_local_p): Clarify "module".
16803 * tree.h (TREE_PUBLIC): Clarify "module".
16805 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
16808 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
16809 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
16811 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
16814 * c.opt (Wabi): Support C and ObjC.
16817 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
16819 * config/i386/i386.c (classify_argument): Warn once about the ABI
16820 change when passing union with long double.
16822 * doc/invoke.texi: Update -Wabi for warning psABI changes.
16824 2009-02-18 Joseph Myers <joseph@codesourcery.com>
16827 * c-parser.c (c_parser_compound_statement): Always enter and leave
16830 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16833 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
16835 2009-02-18 Jakub Jelinek <jakub@redhat.com>
16837 PR tree-optimization/36922
16838 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
16839 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
16842 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
16844 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
16847 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
16849 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
16851 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
16853 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
16856 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
16857 Richard Sandiford <rdsandiford@googlemail.com>
16859 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
16860 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
16861 (loongson_biadd): ...this.
16863 2009-02-17 Richard Guenther <rguenther@suse.de>
16865 PR tree-optimization/39202
16866 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
16867 a var make sure to follow existing collapses.
16869 2009-02-17 Richard Guenther <rguenther@suse.de>
16871 PR middle-end/39214
16872 * langhooks.c (lhd_print_error_function): Check for NULL block.
16874 2009-02-17 Richard Guenther <rguenther@suse.de>
16876 PR tree-optimization/39204
16877 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
16880 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
16882 * config/soft-fp/double.h: Update from glibc CVS.
16884 2009-02-17 Richard Guenther <rguenther@suse.de>
16886 PR tree-optimization/39207
16887 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
16888 strict-aliasing warnings for pointers pointing to NULL.
16890 2009-02-16 Joseph Myers <joseph@codesourcery.com>
16893 * c-parser.c (c_parser_braced_init): Call pop_init_level when
16894 skipping until next close brace.
16896 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
16899 * config/i386/i386.c (ix86_expand_push): Set memory alignment
16900 to function argument boundary.
16902 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
16904 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
16905 in the lea_add. Reload eventually constraints it properly.
16906 * config/picochip/constraints.md: Remove the target constraint
16907 "b", since it is not needed anymore.
16909 2009-02-16 Jakub Jelinek <jakub@redhat.com>
16911 * gthr-dce.h: Uglify function parameter and local variable names.
16912 * gthr-gnat.h: Likewise.
16913 * gthr-mipssde.h: Likewise.
16914 * gthr-nks.h: Likewise.
16915 * gthr-posix95.h: Likewise.
16916 * gthr-posix.h: Likewise.
16917 * gthr-rtems.h: Likewise.
16918 * gthr-single.h: Likewise.
16919 * gthr-solaris.h: Likewise.
16920 * gthr-tpf.h: Likewise.
16921 * gthr-vxworks.h: Likewise.
16922 * gthr-win32.h: Likewise.
16924 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
16927 * config/i386/i386.md: Restrict the new peephole2 to move
16928 between MMX/SSE registers.
16930 2009-02-15 Richard Guenther <rguenther@suse.de>
16933 2009-02-13 Richard Guenther <rguenther@suse.de>
16935 * configure.ac: Enable LFS.
16936 * configure: Re-generate.
16937 * config.in: Likewise.
16939 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16941 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
16942 spu_srqwbyte, spu_srqwbytebc): Define.
16943 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
16944 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
16945 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
16946 "shrqby_<mode>"): New insn-and-split patterns.
16947 * config/spu/spu.c (expand_builtin_args): Determine and return
16948 number of operands using spu_builtin_description data.
16949 (spu_expand_builtin_1): Use it.
16951 2009-02-13 Steve Ellcey <sje@cup.hp.com>
16954 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
16957 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
16960 * config/i386/i386.c (override_options): Correct warning
16961 messages for -malign-loops, -malign-jumps and -malign-functions.
16963 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
16966 * config/i386/i386.md: Restrict the new peephole2 to move
16967 between the general purpose registers.
16969 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
16972 * config/i386/i386.c (type_natural_mode): Add a new argument.
16973 Return the original mode and warn ABI change if vector size is 32byte.
16974 (function_arg_advance): Updated.
16975 (function_arg): Likewise.
16976 (ix86_function_value): Likewise.
16977 (ix86_return_in_memory): Likewise.
16978 (ix86_sol10_return_in_memory): Likewise.
16979 (ix86_gimplify_va_arg): Likewise.
16980 (function_arg_32): Don't warn ABX ABI change here.
16981 (function_arg_64): Likewise.
16983 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
16985 * loop-iv.c (implies_p): In the final case, test that operands 0
16986 of the two comparisons match.
16988 * config/bfin/bfin.c (find_prev_insn_start): New function.
16989 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
16990 (find_next_insn_start): Move.
16992 2009-02-13 Richard Guenther <rguenther@suse.de>
16994 * configure.ac: Enable LFS.
16995 * configure: Re-generate.
16996 * config.in: Likewise.
16998 2009-02-13 Joseph Myers <joseph@codesourcery.com>
17001 * c-parser.c (c_parser_parms_list_declarator): Discard pending
17002 sizes on syntax error after some arguments have been parsed.
17004 2009-02-12 Jakub Jelinek <jakub@redhat.com>
17006 * doc/invoke.texi (-fira): Remove.
17008 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17010 * caller-save.c: Replace regclass.c with reginfo.c in comments.
17011 * recog.c: Likewise.
17014 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
17016 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
17017 (umul_ppmm): Likewise.
17018 (count_leading_zeros): Likewise.
17019 (count_trailing_zeros): Likewise.
17020 (UMUL_TIME): Likewise.
17022 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17024 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
17025 soft-fp/t-softfp to tmake_file.
17027 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
17028 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
17029 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
17030 IA64_BUILTIN_INFQ]: New.
17031 (ia64_init_builtins): Initialize __builtin_infq,
17032 __builtin_fabsq and __builtin_copysignq if not HPUX.
17033 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
17034 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
17036 * config/ia64/lib1funcs.asm (__divtf3): Define only if
17038 (__fixtfti): Likewise.
17039 (__fixunstfti): Likewise.
17040 (__floattitf): Likewise.
17042 * config/ia64/libgcc-glibc.ver: New.
17043 * config/ia64/t-fprules-softfp: Likewise.
17044 * config/ia64/sfp-machine.h: Likewise.
17046 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
17047 (LIBGCC2_TF_CEXT): Likewise.
17048 (TF_SIZE): Likewise.
17049 (TARGET_INIT_LIBFUNCS): Likewise.
17051 * config/ia64/t-glibc (SHLINB_MAPFILES):
17052 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
17054 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17056 * config/i386/i386.c (construct_container): Rewrite processing
17057 BLKmode with X86_64_SSE_CLASS.
17059 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
17062 * config/i386/i386.md: Replace simplify_replace_rtx with
17063 replace_rtx in the new peephole2.
17065 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
17067 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
17068 loop unrolling do not happen at -O2.
17070 2009-02-12 Michael Matz <matz@suse.de>
17072 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
17074 2009-02-12 Jakub Jelinek <jakub@redhat.com>
17076 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
17079 2009-02-12 Ben Elliston <bje@au.ibm.com>
17081 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
17082 patterns when updating the back chain. Missed in the 2009-02-10
17085 2009-02-11 Janis Johnson <janis187@us.ibm.com>
17087 * doc/extend.texi (Decimal Floating Types): Update identifier of
17088 draft TR and list of missing support.
17090 2009-02-11 Jakub Jelinek <jakub@redhat.com>
17092 PR middle-end/39154
17093 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
17094 bit to variable length decl's flags, add it also to its
17095 pointer replacement variable.
17097 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
17098 Jakub Jelinek <jakub@redhat.com>
17101 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
17102 (memory_blockage): New expander.
17103 (*memory_blockage): New insn pattern.
17104 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
17105 instead of general blockage at the end of function prologue when
17106 frame pointer is used to access red zone area. Do not emit blockage
17107 when profiling, it is emitted in generic code.
17108 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
17109 function epilogue when frame pointer is used to access red zone area.
17111 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
17114 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
17115 by arithmetic with memory operands.
17116 * config/i386/predicates.md (commutative_operator): New.
17118 2009-02-10 Janis Johnson <janis187@us.ibm.com>
17120 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
17123 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
17125 * alias.h (record_alias_subset): Declare.
17126 * alias.c (record_alias_subset): Make global.
17128 2009-02-10 Nick Clifton <nickc@redhat.com>
17130 * tree-parloops.c: Change license to GPLv3.
17131 * ipa-struct-reorg.c: Change license to GPLv3.
17132 * ipa-struct-reorg.h: Change license to GPLv3.
17134 2009-02-10 Steve Ellcey <sje@cup.hp.com>
17137 * c-decl.c (start_struct): Return NULL on error.
17139 2009-02-10 Jakub Jelinek <jakub@redhat.com>
17141 PR middle-end/39124
17142 * cfgloopmanip.c (remove_path): Call remove_bbs after
17143 cancel_loop_tree, not before it.
17146 * function.h (struct function): Add has_local_explicit_reg_vars bit.
17147 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
17148 VAR_DECLs were seen.
17149 * tree-ssa-live.c (remove_unused_locals): Recompute
17150 cfun->has_local_explicit_reg_vars.
17151 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
17152 copies or clearings if cfun->has_local_explicit_reg_vars.
17154 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
17157 * config/i386/i386.c (expand_prologue): Emit blockage at the end
17158 of function prologue when frame pointer is used to access
17161 2009-02-10 Richard Guenther <rguenther@suse.de>
17163 PR middle-end/39127
17164 * gimplify.c (gimple_regimplify_operands): Always look if
17165 we need to create a temporary.
17167 2009-02-10 Richard Guenther <rguenther@suse.de>
17169 PR tree-optimization/39132
17170 * tree-loop-distribution.c (todo): New global var.
17171 (generate_memset_zero): Trigger TODO_rebuild_alias.
17172 (tree_loop_distribution): Return todo.
17174 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
17177 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
17178 (x86_64_reg_class_name): Removed.
17179 (classify_argument): Return 0 if bytes > 32. Return 0 if the
17180 first one isn't X86_64_SSE_CLASS or any other ones aren't
17181 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
17182 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
17183 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
17184 and 3 X86_64_SSEUP_CLASS.
17185 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
17186 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
17188 2009-02-10 Ben Elliston <bje@au.ibm.com>
17190 * config/rs6000/rs6000.md (allocate_stack): Always use an update
17191 form instruction to update the stack back chain word, even if the
17192 user has disabled the generation of update instructions.
17193 (movdi_<mode>_update_stack): New.
17194 (movsi_update_stack): Likewise.
17195 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
17196 always use an update form instruction to update the stack back
17199 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
17201 PR middle-end/38953
17202 * graphite.c (if_region_set_false_region): After moving a region in
17203 the false branch of a condition, remove the empty dummy basic block.
17204 (gloog): Remove wrong fix for PR38953.
17206 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17208 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
17209 generation due to implicit sign extension.
17211 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
17213 PR middle-end/38981
17214 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
17215 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
17217 2009-02-09 Richard Guenther <rguenther@suse.de>
17219 PR middle-end/35202
17220 * convert.c (convert_to_real): Disable (float)fn((double)x)
17221 to fnf(x) conversion if errno differences may occur and
17222 -fmath-errno is set.
17224 2009-02-07 Anatoly Sokolov <aesok@post.ru>
17226 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
17227 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17228 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
17230 2009-02-06 Joseph Myers <joseph@codesourcery.com>
17233 * c-common.c (handle_alias_attribute): Disallow attribute for
17234 anything not a FUNCTION_DECL or VAR_DECL.
17236 2009-02-06 Janis Johnson <janis187@us.ibm.com>
17239 * real.c (do_compare): Special-case compare of zero against
17240 decimal float value.
17242 2009-02-06 Joseph Myers <joseph@codesourcery.com>
17245 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
17246 as indicating flexible array members unless the field itself is
17247 being declarared as the incomplete array.
17249 2009-02-06 Jan Hubicka <jh@suse.cz>
17251 PR tree-optimization/38844
17252 * ipa-inline.c (try_inline): Stop inlining recursion when edge
17253 is already inlined.
17255 2009-02-06 Richard Guenther <rguenther@suse.de>
17257 PR middle-end/38977
17258 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
17259 fork because we may expand it as __gcov_fork.
17261 2009-02-06 Nick Clifton <nickc@redhat.com>
17263 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
17265 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
17267 PR tree-optimization/35659
17268 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
17269 vn_phi_eq): Shortcut if hashcode does not match.
17270 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
17272 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
17273 and avoid iterative_hash_expr.
17274 (FOR_EACH_VALUE_ID_IN_SET): New.
17275 (value_id_compare): Remove.
17276 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
17277 sort expressions by value id.
17279 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
17282 * config/sh/predicates.md (general_movsrc_operand): Don't check
17283 the subreg of system registers here.
17285 2009-02-05 Jakub Jelinek <jakub@redhat.com>
17288 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
17289 on the copied decl.
17291 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
17293 PR rtl-optimization/39110
17294 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
17295 addresses, not aligned ones.
17297 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
17298 Richard Guenther <rguenther@suse.de>
17300 PR tree-optimization/39100
17301 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
17302 comment says and add edges.
17304 2009-02-05 Joseph Myers <joseph@codesourcery.com>
17307 * c-common.c (handle_tls_model_attribute): Ignore attribute for
17308 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
17310 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
17312 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
17313 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
17314 register_bb_in_sese, new_sese, free_sese): Moved.
17315 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
17316 outermost_loop_in_scop, build_scop_iteration_domain,
17317 expand_scalar_variables_ssa_name, get_vdef_before_scop,
17318 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
17319 Use loop_in_sese_p instead of loop_in_scop_p.
17320 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
17321 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
17322 (scopdet_basic_block_info): Fix bug in scop detection.
17323 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
17324 eq_loop_to_cloog_loop): Remove.
17325 (nb_loops_around_loop_in_scop, nb_loop
17326 ref_nb_loops): Moved here...
17327 * graphite.h (ref_nb_loops): ... from here.
17328 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
17329 (loop_domain_dim, loop_iteration_vector_dim): Remove.
17330 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
17331 * testsuite/gcc.dg/graphite/scop-19.c: New
17333 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
17334 Hans-Peter Nilsson <hp@axis.com>
17336 PR rtl-optimization/37889
17337 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
17338 Move offset handling from PLUS to before the switch. Use new
17339 arguments when considering SYMBOL_REFs too.
17340 (rtx_addr_can_trap_p): Pass dummy offset and size.
17341 (enum may_trap_p_flags): Remove.
17342 (may_trap_p_1): Pass size from MEM_SIZE.
17344 PR rtl-optimization/38921
17345 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
17346 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
17347 * rtlanal.c (may_trap_after_code_motion_p): Delete.
17348 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
17350 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
17352 AVX Programming Reference (January, 2009)
17353 * config/i386/sse.md (*vpclmulqdq): New.
17355 2009-02-04 Jakub Jelinek <jakub@redhat.com>
17357 PR tree-optimization/38977
17358 PR gcov-profile/38292
17359 * calls.c (special_function_p): Disregard __builtin_ prefix.
17361 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
17363 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
17364 non-indexable addresses even before reload.
17366 2009-02-03 Joseph Myers <joseph@codesourcery.com>
17369 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
17370 as having variable size. Do not give an error for unnamed
17371 parameters with [*] declarators. Give a warning for type names
17372 with [*] declarators and mark them as variable size.
17373 * c-parser.c (c_parser_sizeof_expression): Do not give an error
17374 for sizeof applied to [*] type names.
17376 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
17379 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
17381 2009-02-03 Jakub Jelinek <jakub@redhat.com>
17383 * gcc.c (process_command): Update copyright notice dates.
17384 * gcov.c (print_version): Likewise.
17385 * gcov-dump.c (print_version): Likewise.
17386 * mips-tfile.c (main): Likewise.
17387 * mips-tdump.c (main): Likewise.
17389 2009-02-03 Joseph Myers <joseph@codesourcery.com>
17392 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
17393 for composite type involving a zero-length array type.
17395 2009-02-03 Jakub Jelinek <jakub@redhat.com>
17398 * function.c (match_asm_constraints_1): Skip over
17399 initial optional % in the constraint.
17401 PR inline-asm/39059
17402 * c-parser.c (c_parser_postfix_expression): If fixed point is not
17403 supported, don't accept FIXED_CSTs.
17404 * c-decl.c (finish_declspecs): Error if fixed point is not supported
17405 and _Sat is used without _Fract/_Accum. Set specs->type to
17406 integer_type_node for cts_fract/cts_accum if fixed point is not
17409 2009-02-02 Catherine Moore <clm@codesourcery.com>
17411 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
17413 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
17415 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
17416 (ABI_HAS_64BIT_SYMBOLS): Use it.
17417 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
17419 2009-02-02 Paul Brook <paul@codesourcery.com>
17421 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
17423 2009-02-02 Jakub Jelinek <jakub@redhat.com>
17425 PR inline-asm/39058
17426 * recog.h (asm_operand_ok): Add constraints argument.
17427 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
17428 recurse on matching constraint.
17429 (check_asm_operands): Pass constraints as 3rd argument to
17430 asm_operand_ok. Don't look up matching constraint here.
17431 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
17434 2009-02-02 Ben Elliston <bje@au.ibm.com>
17436 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
17437 TARGET_NARROW_VOLATILE_BITFIELD macro names.
17439 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17441 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
17442 information. Remove some obsolete information. Reorganize.
17444 * config/pa/fptr.c: Revert license to GPL 2.
17445 * config/pa/milli64.S: Likewise.
17447 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
17450 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
17451 LIBRARY name in, instead of hard-coding it.
17452 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
17453 extra target make frag to tmake_files according to EH model.
17454 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
17455 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
17456 frags that define makefile variable EH_MODEL appropriately.
17457 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
17458 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
17459 to "-sjlj" according to type of EH configured.
17460 (LIBGCC_SONAME): Concatenate it to shared library base name.
17461 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
17462 to "_sjlj" according to type of EH configured.
17463 (LIBGCC_SONAME): Concatenate it to shared library base name.
17464 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
17465 (SHLIB_LINK): Add missing semicolon to if-else construct.
17466 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
17467 string value of "pe_dll" command-line option.
17468 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
17469 (SHLIB_SONAME): Use it when overriding t-cygming default.
17470 (SHLIB_IMPLIB): Override t-cygming default.
17471 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
17472 string value of "pe_dll" command-line option.
17474 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
17477 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
17478 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
17480 2009-01-31 Richard Guenther <rguenther@suse.de>
17482 PR tree-optimization/38937
17483 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
17484 computing the transitive closure.
17486 2009-01-30 Richard Guenther <rguenther@suse.de>
17488 PR tree-optimization/39041
17489 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
17490 Propagate variable indices only if the types match for this stmt.
17492 2009-01-30 Jakub Jelinek <jakub@redhat.com>
17495 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
17496 inline but never defined.
17498 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
17500 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
17501 (*insv_h_di_reg_extimm): New insn.
17502 (*insv_l<mode>_reg_extimm): New insn.
17504 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
17506 * config/picochip/picochip.c (flag_conserve_stack): set
17507 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
17508 fconserve-stack. Reduce call-overhead used by inliner.
17510 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
17513 * common.opt (flag_conserve_stack): Initialised to zero.
17515 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
17518 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
17519 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
17522 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
17524 * ira-color.c (allocno_reload_assign): Update comments.
17525 * regmove.c (regmove_optimize): Likewise.
17529 2009-01-29 Robert Millan <rmh@aybabtu.com>
17531 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
17532 * config/i386/kopensolaris-gnu.h: New file. Undefine
17533 `MD_UNWIND_SUPPORT'.
17534 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
17536 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
17538 PR tree-optimization/39007
17539 * tree-loop-distribution.c (generate_builtin): Use
17540 recompute_dominator to compute the immediate dominator of the
17541 basic block just after the loop.
17543 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17545 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
17546 (ASM_OUTPUT_DWARF_PCREL): Define.
17548 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
17550 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
17551 * doc/passes.texi: Remove entries about regclass, local-alloc, and
17552 global. Modify entries about regmove and IRA.
17554 * ra-conflict.c: Remove the file.
17556 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
17558 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
17559 (pass_regclass_init): Rename to pass_reginfo_init.
17561 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
17563 * toplev.h (flag_ira): Remove.
17565 * caller-save.c (setup_save_areas): Remove flag_ira.
17567 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
17569 * global.c: Remove the file.
17571 * opts.c (decode_options): Remove flag_ira.
17573 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
17575 * regmove.c: Modify file description.
17576 (find_use_as_address, try_auto_increment): Define them only if
17577 AUTO_INC_DEC is defined.
17578 (replacement_quality, replace_in_call_usage, fixup_match_1,
17579 stable_and_no_regs_but_for_p): Remove.
17580 (reg_set_in_bb): Make it static.
17581 (regmove_optimize): Remove flag_ira and code which worked for
17584 * local-alloc.c: Remove the file.
17586 * common.opt (fira): Remove.
17588 * ira.c: Include except.h.
17589 (eliminable_regset): Move from global.c.
17590 (mark_elimination): Ditto. Remove flag_ira.
17591 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
17592 equiv_mem_modified, validate_equiv_mem_from_store,
17593 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
17594 contains_replace_regs, memref_referenced_p, memref_used_between_p,
17595 no_equiv, recorded_label_ref): Move from local-alloc.c.
17596 (update_equiv_regs): Ditto. Make it static.
17597 (print_insn_chain, print_insn_chains): Move it from global.c.
17598 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
17599 (build_insn_chain): Ditto. Make it static.
17600 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
17601 Rename to init_live_subregs.
17602 (gate_ira): Remove flag_ira.
17604 * regclass.c: Rename reginfo.c. Change file description.
17605 (FORBIDDEN_INC_DEC_CLASSES): Remove.
17606 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
17607 (init_reg_sets_1): Remove code for evaluation of
17608 reg_class_superclasses and losing_caller_save_reg_set.
17609 (init_regs): Remove init_reg_autoinc.
17610 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
17611 ok_for_base_p_nonstrict): Remove.
17612 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
17613 (pass_regclass_init): Rename to pass_reginfo_init. Modify
17614 corresponding entries.
17615 (dump_regclass, record_operand_costs, scan_one_insn,
17616 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
17617 record_address_regs, auto_inc_dec_reg_p): Remove.
17618 (gt-regclass.h): Rename to gt-reginfo.h.
17620 * rtl.h (dump_global_regs, retry_global_alloc,
17621 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
17623 * Makefile.in (RA_H): Remove.
17624 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
17625 Rename regclass.o to reginfo.o.
17626 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
17628 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
17629 (GTFILES): Rename regclass.c to reginfo.c.
17631 * passes.c (init_optimization_passes): Remove pass_local_alloc and
17632 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
17634 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
17635 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
17637 (finish_spills): Ditto. Remove code for !flag_ira.
17639 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
17641 PR middle-end/35854
17642 * doc/invoke.texi (rtl debug options): Complete rewrite.
17643 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
17645 * mode-switching.c (pass_mode_switching): Rename pass from
17646 "mode-sw" to "mode_sw".
17647 * except.c (pass_convert_to_eh_ranges): Rename pass from
17648 "eh-ranges" to "eh_ranges".
17649 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
17653 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
17654 Alexander Monakov <amonakov@ispras.ru>
17656 PR middle-end/38857
17657 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
17659 (move_exprs_to_boundary): Change return type and pass through
17660 should_move from move_op. Relax assert. Update usage ...
17661 (schedule_expr_on_boundary): ... here. Use should_move instead of
17663 (move_op_orig_expr_found): Indicate that insn was disconnected from
17665 (code_motion_process_successors): Do not call after_merge_succs
17666 callback if original expression was not found when traversing any of
17668 (code_motion_path_driver): Change return type. Update prototype.
17669 (move_op): Update comment. Add a new parameter (should_move). Update
17670 prototype. Set *should_move based on indication provided by
17671 move_op_orig_expr_found.
17673 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
17675 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
17676 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
17677 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
17678 * config/rs6000/rs6000.c (rs6000_override_options): Default
17679 avoid-indexed-addresses on for Power6, off for everything else.
17680 (avoiding_indexed_address_p): New function.
17681 (rs6000_legitimize_address): Use it.
17682 (rs6000_legitimate_address): Likewise.
17683 * config/rs6000/rs6000.md (movXX_updateX): Likewise
17685 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
17687 PR tree-optimization/38997
17688 * tree-loop-distribution.c (generate_memset_zero): Use
17689 POINTER_PLUS_EXPR for a pointer addition.
17691 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
17693 * config/s390/s390.md (bswap<mode>2): New pattern added.
17695 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
17697 * config/s390/s390.md (*tls_load_31): Added type attribute.
17699 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
17701 * config/s390/s390.md: Fix a few comments.
17703 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
17705 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
17706 (*tm<mode>_full): Fixed z10prop attribute.
17707 (*tst<mode>_extimm): Fixed z10prop attribute.
17708 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
17709 (*tstqiCCT_cconly): Fixed z10prop attribute.
17710 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
17711 (*movsi_larl): Fixed z10prop attribute.
17712 (*movsi_zarch): Fixed z10prop attribute.
17713 (*movsi_eas): Fixed z10prop attribute.
17714 (*movhi): Fixed z10prop attribute.
17715 (*movqi): Fixed z10prop attribute.
17716 (*movstrictqi): Fixed z10prop attribute.
17717 (*mov<mode>): Fixed z10prop attribute.
17718 (*movcc): Fixed z10prop attribute.
17719 (*sethighpartdi_64): Fixed z10prop attribute.
17720 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
17721 (*negdi2_sign_cc): Fixed z10prop attribute.
17722 (*negdi2_sign): Fixed z10prop attribute.
17723 (*absdi2_sign_cc): Fixed z10prop attribute.
17724 (*absdi2_sign): Fixed z10prop attribute.
17725 (*negabsdi2_sign_cc): Fixed z10prop attribute.
17726 (*negabsdi2_sign): Fixed z10prop attribute.
17727 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
17728 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
17729 (doloop_si64): Fixed z10prop attribute.
17730 (doloop_si31): Fixed z10prop attribute.
17731 (doloop_long): Fixed z10prop attribute.
17732 (indirect_jump): Fixed z10prop attribute.
17733 (nop): Fixed z10prop attribute.
17734 (main_base_64): Fixed z10prop attribute.
17735 (reload_base_64): Fixed z10prop attribute.
17737 2009-01-28 Jakub Jelinek <jakub@redhat.com>
17739 PR rtl-optimization/38740
17740 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
17742 * config/mips/mips.c (mips_reorg): Likewise.
17744 2009-01-28 Richard Guenther <rguenther@suse.de>
17746 PR tree-optimization/38926
17747 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
17748 with the correct value id to a value.
17749 (do_regular_insertion): Use the value number of edoubleprime
17750 for the value number of the expr.
17753 2008-08-21 Richard Guenther <rguenther@suse.de>
17755 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
17756 a PHI ask VN if it is already available.
17757 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
17758 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
17760 2009-01-28 Jakub Jelinek <jakub@redhat.com>
17762 PR middle-end/38934
17763 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
17764 set to varying whenever max has TREE_OVERFLOW set, similarly
17765 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
17767 2009-01-28 Richard Guenther <rguenther@suse.de>
17769 PR middle-end/38908
17770 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
17771 uninitialized aggregate uses in call arguments.
17773 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
17775 PR tree-optimization/38984
17776 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
17777 the nothing_id variable if -fno-delete-null-pointer-checks.
17779 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
17782 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
17783 (set_got_offset_rex64): Ditto.
17785 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
17788 * doc/extend.texi: Improve local variable with asm reg.
17790 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
17792 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
17793 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
17794 was not supplied then set warn_packed_bitfield_compat to the
17795 default value of 1.
17796 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
17799 2009-01-27 Richard Guenther <rguenther@suse.de>
17801 PR tree-optimization/38503
17802 * cfgexpand.c (expand_gimple_basic_block): Ignore
17803 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
17804 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
17805 variables that cannot have TBAA applied.
17806 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
17809 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
17811 PR middle-end/38969
17812 * calls.c (initialize_argument_information): Do not wrap complex
17813 arguments in SAVE_EXPR.
17815 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
17817 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
17818 (INSTALL_LIBGCC): Revert typo commit.
17820 2009-01-26 Richard Guenther <rguenther@suse.de>
17822 PR tree-optimization/38745
17823 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
17824 from special handling.
17826 2009-01-26 Richard Guenther <rguenther@suse.de>
17828 PR tree-optimization/38745
17829 * tree-ssa.c (execute_update_addresses_taken): Do not include
17830 variables that cannot possibly be a register in not_reg_needs.
17831 Do not clear TREE_ADDRESSABLE on vars that may not become
17833 * tree-ssa.c (update_alias_info_1): Include those in the set
17834 of addressable vars.
17836 2009-01-26 Richard Guenther <rguenther@suse.de>
17838 PR middle-end/38851
17839 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
17840 * tree-ssa-dse.c: Include langhooks.h
17841 (execute_simple_dse): Remove stores with zero size.
17843 2009-01-24 Jakub Jelinek <jakub@redhat.com>
17846 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
17849 2009-01-24 Julian Brown <julian@codesourcery.com>
17851 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
17852 config/arm/linux-atomic.c.
17853 * config/arm/linux-atomic.c: New.
17855 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
17857 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
17858 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
17859 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
17861 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
17864 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
17867 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
17869 PR tree-optimization/38953
17870 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
17871 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
17872 (gloog): Split the exit of the scop when the scop exit is a loop exit.
17873 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
17876 2009-01-24 Paul Brook <paul@codesourcery.com>
17878 * config/arm/neon.md (neon_type): Move to arm.md.
17879 (neon_mov<VSTRUCT>): Add neon_type attribute.
17880 * config/arm/arm.md (neon_type): Move to here.
17881 (conds): Add "unconditioal" and use as default for NEON insns.
17883 2009-01-24 Ben Elliston <bje@au.ibm.com>
17885 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
17886 void *' warning from -Wc++-compat.
17887 * Makefile.in (dominance.o-warn): Remove.
17889 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
17891 PR tree-optimization/38932
17892 * fold-const.c (fold_unary_ignore_overflow): New.
17893 * tree.h (fold_unary_ignore_overflow): Declare.
17894 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
17895 * tree-ssa-sccvn.c (visit_reference_op_load,
17896 simplify_unary_expression): Likewise.
17898 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
17900 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
17901 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
17902 regardless of their type.
17903 * c-common.c (handle_packed_attribute): Don't ignore packed on
17905 * c.opt (Wpacked-bitfield-compat): New warning option.
17906 * stor-layout.c (place_field): Warn if offset of a field changed.
17907 * doc/extend.texi (packed): Mention the ABI change.
17908 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
17909 (Warning Options): Add it to the list.
17911 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
17913 * c-opts.c (c_common_post_options): Fix a typo in comments.
17915 2009-01-22 Steve Ellcey <sje@cup.hp.com>
17917 PR middle-end/38615
17918 * gimplify.c (gimplify_init_constructor): Fix promotion of const
17919 variables to static.
17920 * doc/invoke.texi (-fmerge-all-constants): Update description.
17922 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
17925 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
17926 (*movdi_1_rex64): Use type "mmx" for alternative 5.
17928 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
17930 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
17932 (LOCAL_ALIGNMENT): Similarly.
17934 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
17935 Joseph Myers <joseph@codesourcery.com>
17937 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
17938 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
17939 * config/arm/arm-tune.md: Regenerate.
17940 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
17943 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
17945 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
17946 version number to five.
17948 2009-01-22 Dodji Seketeli <dodji@redhat.com>
17951 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
17952 * c-common.c (set_underlying_type): Likewise.
17953 (is_typedef_decl ): Likewise
17955 (set_underlying_type): Likewise.
17956 (is_typedef_type): Likewise.
17958 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
17960 PR middle-end/38587
17961 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
17964 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
17967 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
17968 (LIBGCC_SPEC): Don't define.
17969 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
17971 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
17973 PR rtl-optimization/38879
17974 * alias.c (base_alias_check): Unaligned access via AND address can
17975 alias all surrounding object types except those with sizes equal
17976 or wider than the size of unaligned access.
17978 2009-01-21 Dodji Seketeli <dodji@redhat.com>
17981 * c-decl.c (clone_underlying_type): Move this ...
17982 * c-common.c (set_underlying_type): ... here.
17983 Also, make sure the function properly sets TYPE_STUB_DECL() on
17984 the newly created typedef variant type.
17985 (is_typedef_decl ): New entry point.
17986 * tree.h: Added a new member member_types_needing_access_check to
17987 struct tree_decl_non_common.
17988 (set_underlying_type): New entry point.
17989 (is_typedef_type): Likewise.
17991 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
17993 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
17994 Check whether two instructions have memory references that
17995 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
17996 are helper functions for traversing.
17997 * alias.h (insn_alias_sets_confilict_p): New prototypes.
17998 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
17999 not to draw dependency edge for instructions with non-conflicting
18002 2009-01-20 Joseph Myers <joseph@codesourcery.com>
18005 * longlong.h: Update copyright years. Use soft-fp license notice.
18006 Sync __clz_tab declaration with glibc.
18008 2009-01-20 Steve Ellcey <sje@cup.hp.com>
18011 * doc/extend.texi (syscall_linkage): New.
18012 (version_id): Modify.
18014 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
18015 Richard Guenther <rguenther@suse.de>
18017 PR tree-optimization/38747
18018 PR tree-optimization/38748
18019 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
18020 conversion if the base address is an indirect reference and the
18021 aliasing sets could cause issues.
18023 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
18025 * common.opt (fgraphite, fgraphite-identity): Add comment for
18026 explaining why these options are not documented.
18028 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
18030 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
18031 gimple_call_lhs is NULL.
18033 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
18036 * emit-rtl.c (adjust_address_1): Make sure memref is never
18039 2009-01-20 Ben Elliston <bje@au.ibm.com>
18041 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
18042 const qualifier from arg parameter. Remove unnecessary cast to char *.
18043 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
18044 const qualifier from arg 2.
18046 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
18048 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
18050 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
18053 * rtl.h (reinit_regs): New prototype.
18054 * regclass.c: Include ira.h.
18055 (reinit_regs): New.
18056 * Makefile.in (regclass.o): Add ira.h.
18057 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
18059 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
18062 * c-common.c (handle_aligned_attribute): Use
18063 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
18064 default alignment value.
18066 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
18068 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
18069 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
18071 * doc/extend.texi: Update __attribute__ ((aligned)). Document
18072 __BIGGEST_ALIGNMENT__.
18074 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
18076 2009-01-18 Richard Guenther <rguenther@suse.de>
18078 PR tree-optimization/38819
18079 * tree-flow.h (operation_could_trap_helper_p): Declare.
18080 * tree-eh.c (operation_could_trap_helper_p): Export.
18081 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
18082 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
18083 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
18084 are about to insert a possibly trapping instruction and fail
18087 2009-01-18 Andreas Schwab <schwab@suse.de>
18089 * doc/install.texi (Configuration): Remove obsolete paragraph
18090 about use of --with-gnu-ld with --with-gnu-as.
18092 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
18094 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
18095 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
18096 Follow spelling conventions.
18098 2009-01-18 Ben Elliston <bje@au.ibm.com>
18100 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
18101 C++ warning about implicit conversion from void * to struct
18103 (bitmap_obstack_free): Likewise for bitmap_element *.
18104 * Makefile.in (bitmap.o-warn): Remove.
18106 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
18108 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
18110 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
18111 Tobias Grosser <tobi.grosser@amd.com>
18113 * graphite.c (graphite_trans_scop_block): Do not block single
18116 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
18118 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
18119 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
18120 test with assertion.
18122 2009-01-16 Richard Guenther <rguenther@suse.de>
18124 PR tree-optimization/38835
18125 PR middle-end/36227
18126 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
18127 and INT + PTR -> (INT)(PTR p+ INT) folding.
18128 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
18130 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
18133 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
18134 the subreg from a lowpart subreg if it is also casting the value.
18136 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
18137 Tobias Grosser <tobi.grosser@amd.com>
18139 * graphite.c (compare_prefix_loops): New.
18140 (build_scop_canonical_schedules): Rewritten.
18141 (graphite_transform_loops): Move build_scop_canonical_schedules
18142 after build_scop_iteration_domain.
18144 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
18145 Tobias Grosser <tobi.grosser@amd.com>
18147 * graphite.c (add_conditions_to_domain): Add the loops to
18148 the dimension of the iteration domain. Do copy the domain
18149 only when it exists.
18150 (build_scop_conditions_1): Do not call add_conditions_to_domain.
18151 (add_conditions_to_constraints): New.
18152 (can_generate_code_stmt, can_generate_code): Removed.
18153 (gloog): Do not call can_generate_code.
18154 (graphite_transform_loops): Call add_conditions_to_constraints
18155 after building the iteration domain.
18157 2009-01-16 Jakub Jelinek <jakub@redhat.com>
18159 PR tree-optimization/38789
18160 * tree-ssa-threadedge.c
18161 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
18162 __builtin_constant_p.
18164 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18166 * dce.c (delete_unmarked_insns): Reversed the order that insns are
18167 examined before deleting them.
18169 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
18171 * function.c (aggregate_value_p): Correctly extract the function
18172 type from CALL_EXPR_FN lookup.
18174 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18176 * config/picochip/picochip.c (picochip_override_options): Revert
18177 CFI asm flag disable commited previously.
18179 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
18180 Tobias Grosser <tobi.grosser@amd.com>
18181 Jan Sjodin <jan.sjodin@amd.com>
18183 * graphite.c (scan_tree_for_params): On substractions negate
18184 all the coefficients of the term.
18185 (clast_to_gcc_expression_red): New. Handle reduction expressions
18186 of more than two operands.
18187 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
18188 (get_vdef_before_scop): Handle also the case of default definitions.
18190 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
18192 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
18193 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
18194 Also use them when walking CALL_INSN_FUNCTION_USAGE.
18196 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
18197 Joey Ye <joey.ye@intel.com>
18199 PR middle-end/37843
18200 * cfgexpand.c (expand_stack_alignment): Don't update stack
18201 boundary nor check incoming stack boundary here.
18202 (gimple_expand_cfg): Update stack boundary and check incoming
18203 stack boundary here.
18205 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
18207 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
18209 2009-01-14 Jakub Jelinek <jakub@redhat.com>
18211 PR rtl-optimization/38245
18212 * calls.c (expand_call): Add stack arguments to
18213 CALL_INSN_FUNCTION_USAGE even for pure calls (when
18214 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
18215 in regs and partially in memory or BLKmode arguments.
18216 (emit_library_call_value_1): Add stack arguments to
18217 CALL_INSN_FUNCTION_USAGE even for pure calls (when
18218 ACCUMULATE_OUTGOING_ARGS).
18219 * dce.c: Include tm_p.h.
18220 (find_call_stack_args): New function.
18221 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
18223 (mark_insn): Call find_call_stack_args for CALL_Ps.
18224 (prescan_insns_for_dce): Walk insns backwards in bb rather than
18225 forwards. Allocate and free arg_stores bitmap if needed, pass it
18226 down to deletable_insn_p, don't mark stores set in arg_stores
18227 bitmap, clear the bitmap at the beginning of each bb.
18228 * Makefile.in (dce.o): Depend on $(TM_P_H).
18230 2009-01-14 Michael Meissner <gnu@the-meissners.org>
18233 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
18234 to make sure the insn is a conditional test (bug 22599). Reformat a
18237 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
18239 PR middle-end/38431
18240 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
18241 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
18242 (gloog): Do not call cleanup_tree_cfg.
18243 (graphite_transform_loops): Call cleanup_tree_cfg after all
18244 scops have been code generated.
18246 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
18247 * doc/gty.texi (Invoking the garbage collector): Added new node
18248 and section documenting ggc_collect.
18250 2009-01-14 Richard Guenther <rguenther@suse.de>
18252 PR tree-optimization/38826
18253 PR middle-end/38477
18254 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
18255 initialization notes only if we actually emitted a warning.
18256 (intra_create_variable_infos): Add constraints for a result decl
18257 that is passed by hidden reference.
18258 (build_pred_graph): Mark all related variables non-direct on
18261 2009-01-14 Nick Clifton <nickc@redhat.com>
18263 * ira-conflicts.c: Include addresses.h for the definition of
18265 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
18266 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
18268 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
18271 * Makefile.in (ira-lives.o): Add except.h.
18273 * ira-lives.c: Include except.h.
18274 (process_bb_node_lives): Process can_throw_internal.
18276 2009-01-13 Jakub Jelinek <jakub@redhat.com>
18278 PR rtl-optimization/38774
18279 * combine.c (simplify_set): When undoing cc_use change, don't do
18280 PUT_CODE on the newly created comparison, but instead put back the
18283 2009-01-13 Joseph Myers <joseph@codesourcery.com>
18285 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
18286 values. Remove duplicate arm8 entry.
18288 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
18290 PR tree-optimization/38786
18291 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
18292 the SSA_NAME case of expand_scalar_variables_expr.
18293 Set the type of an expression to the type of its assign statement.
18294 (expand_scalar_variables_expr): Also gather the scalar computation
18295 used to index the memory access. Do not pass loop_p.
18296 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
18297 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
18298 the gimple_stmt_iterator where it inserts new code.
18299 Do not pass loop_p.
18300 (copy_bb_and_scalar_dependences): Do not pass loop_p.
18301 (translate_clast): Update call to copy_bb_and_scalar_dependences.
18303 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
18305 * graphite.h (debug_value): Removed.
18306 * graphite.c (debug_value): Removed.
18308 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
18310 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
18311 ldrd/strd with two 32-bit instructions.
18313 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
18315 * config/arm/arm.c (struct processors): Pass for speed down into
18316 cost helper functions.
18317 (const_ok_for_op): Handle COMPARE and inequality nodes.
18318 (arm_rtx_costs_1): Rewrite.
18319 (arm_size_rtx_costs): Update prototype.
18320 (arm_rtx_costs): Pass speed down to helper functions.
18321 (arm_slowmul_rtx_costs): Rework cost calculations.
18322 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
18323 (arm_9e_rtx_costs): Likewise.
18325 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
18327 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
18328 relocations of local symbols wider than UNITS_PER_WORD are not valid.
18329 (alpha_legitimize_address): Do not split local symbols wider than
18330 UNITS_PER_WORD into HIGH/LO_SUM parts.
18332 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
18335 * gcc.c (process_command): Replace call to execvp with calls
18336 to pex_one and exit.
18338 2009-01-03 Anatoly Sokolov <aesok@post.ru>
18341 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
18342 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
18343 variant for devices with 3-byte PC.
18344 (__tablejump_elpm__): New.
18346 2009-01-12 Jakub Jelinek <jakub@redhat.com>
18349 * c-parser.c (c_parser_postfix_expression): Allow `->' in
18350 offsetof member-designator, handle it as `[0].'.
18352 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18354 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
18355 function when not using named sections on targets with named sections
18356 if branch distance is less than 262132.
18358 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
18360 * combine.c (combine_instructions): Recompute
18361 optimize_this_for_speed_p for each BB in the main combine loop.
18363 2009-01-12 Tomas Bily <tbily@suse.cz>
18366 * tree-loop-distribution.c (prop_phis): New function.
18367 (generate_builtin): Call prop_phis.
18368 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
18370 2009-01-12 Jakub Jelinek <jakub@redhat.com>
18372 PR tree-optimization/38807
18373 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
18374 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
18376 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
18378 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
18379 subreg of op0 to the original op0.
18381 2009-01-11 Laurent GUERBY <laurent@guerby.net>
18383 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
18385 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
18388 * mips-tfile.c (parse_def): Fix parsing of def strings
18389 starting with digits.
18391 2009-01-10 Jakub Jelinek <jakub@redhat.com>
18394 * config/arm/arm.c (arm_is_long_call_p): Don't call
18395 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
18397 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
18399 * regrename.c (regrename_optimize): Fix dumping.
18400 (find_oldest_value_reg): Preserve REG_POINTER.
18401 (copy_hardreg_forward_1): Likewise.
18403 2009-01-09 Diego Novillo <dnovillo@google.com>
18405 * gimple.h (struct gimple_statement_base) <uid>: Document
18406 the restrictions on its use.
18407 (gimple_uid): Tidy.
18408 (gimple_set_uid): Tidy.
18410 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18412 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
18413 zero guard even if align_bytes != 0 and count is smaller than
18416 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
18418 PR rtl-optimization/38495
18419 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
18420 (add_range_and_copies_from_move_list): Print all added ranges.
18421 Add ranges to memory optimized destination.
18423 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18427 * config/i386/i386.c (override_options): Reject
18428 -mstringop-strategy=rep_8byte with -m32.
18429 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
18430 to 1. Do count comparison against epilogue_size_needed at compile
18431 time even when count_exp was constant forced into register. For
18432 size_needed don't jump to epilogue, instead just avoid aligning
18433 and invoke the body algorithm. If need_zero_guard, add zero guard
18434 even if count is non-zero, but smaller than size_needed + number of
18435 bytes that could be stored for alignment.
18436 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
18437 to 1. If need_zero_guard, add zero guard even if count is non-zero,
18438 but smaller than size_needed + number of bytes that could be stored
18439 for alignment. Compare size_needed with epilogue_size_needed instead
18440 of desired_align - align, don't adjust size_needed, pass
18441 epilogue_size_needed to the epilogue expanders.
18444 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
18446 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18448 * pa.c (last_address): Change to unsigned.
18449 (update_total_code_bytes): Change argument to unsigned. Don't
18450 check if insn addresses are set.
18451 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
18452 addresses are not set.
18453 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
18455 2009-01-09 Nick Clifton <nickc@redhat.com>
18457 * config/sh/symbian.c: Replace uses of DECL_INLINE with
18458 DECL_DECLARED_INLINE_P.
18460 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18462 PR middle-end/38347
18463 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
18464 GET_MODE (op0) in operand_subword_force calls.
18466 PR middle-end/38771
18467 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
18468 fold_convert arg0 operands to TREE_TYPE (op0) first.
18470 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
18472 * params.def (ira-max-conflict-table-size): Decrease default value
18475 2009-01-08 Jakub Jelinek <jakub@redhat.com>
18477 PR tree-optimization/37031
18478 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
18480 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
18481 allocate it using gc instead of heap, use VEC_quick_push instead of
18483 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
18484 instead of heap, use VEC_quick_push instead of VEC_safe_push.
18485 * tree-data-ref.h (struct access_matrix): Change matrix to gc
18486 allocated vector from heap allocated.
18487 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
18488 * tree-loop-linear.c (linear_transform_loops): Allocate nest
18489 vector only after perfect_loop_nest_depth call.
18491 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
18492 Jan Sjodin <jan.sjodin@amd.com>
18494 PR tree-optimization/38559
18495 * graphite.c (debug_value, copy_constraint,
18496 swap_constraint_variables, scale_constraint_variable, ): New.
18497 (get_lower_bound, get_upper_bound): Removed.
18498 (graphite_trans_bb_strip_mine): Clean up this code that works
18499 only for constant number of iterations. Fully copy upper and
18500 lower bound constraints, not only the constant part of them.
18501 * graphite.h (debug_value): Declared.
18503 2009-01-08 Ira Rosen <irar@il.ibm.com>
18505 PR tree-optimization/37194
18506 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
18507 Don't add the cost of cost model guard in prologue to scalar
18508 outside cost in case of known number of iterations.
18510 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
18511 Alan Modra <amodra@bigpond.net.au>
18513 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
18514 non-word-aligned REG+CONST addressing.
18516 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
18519 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
18520 free_after_compilation when outputting a thunk.
18521 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
18522 Do not call free_after_compilation here.
18524 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
18526 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
18527 (ix86_valid_target_attribute_inner_p): Ditto.
18529 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
18531 PR tree-optimization/38492
18532 PR tree-optimization/38498
18533 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
18534 * tree-chrec.h (scev_is_linear_expression): Declared.
18535 * graphite.c (graphite_cannot_represent_loop_niter): New.
18536 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
18537 (graphite_loop_normal_form): Use gcc_assert.
18538 (scan_tree_for_params): Use CASE_CONVERT.
18539 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
18540 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
18541 Use gcc_assert. Discard scops that contain unhandled cases.
18542 (build_scop_conditions): Return a boolean status for unhandled cases.
18543 (strip_mine_profitable_p): Print the loop number, not its depth.
18544 (is_interchange_valid): Pass the depth of the loop nest, don't
18545 recompute it wrongly.
18546 (graphite_trans_bb_block): Same.
18547 (graphite_trans_bb_block): Print tentative of loop blocking.
18548 (graphite_trans_scop_block): Do not print that the loop has been
18550 (graphite_transform_loops): Do not handle scops that contain condition
18553 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
18555 AVX Programming Reference (December, 2008)
18556 * config/i386/avxintrin.h (_mm256_stream_si256): New.
18557 (_mm256_stream_pd): Likewise.
18558 (_mm256_stream_ps): Likewise.
18560 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
18561 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
18562 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
18563 (bdesc_special_args): Add __builtin_ia32_movntdq256,
18564 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
18565 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
18566 (ix86_expand_special_args_builtin): Likewise.
18568 * config/i386/sse.md (AVXMODEDI): New.
18569 (avx_movnt<mode>): Likewise.
18570 (avx_movnt<mode>): Likewise.
18571 (<sse>_movnt<mode>): Remove AVX support.
18572 (sse2_movntv2di): Likewise.
18574 2009-01-07 Richard Guenther <rguenther@suse.de>
18576 PR middle-end/38751
18577 * fold-const.c (extract_muldiv): Remove obsolete comment.
18578 (fold_plusminus_mult_expr): Undo MINUS_EXPR
18579 to PLUS_EXPR canonicalization for the canonicalization.
18581 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
18583 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
18584 hosted cross-compilers generating less efficient code.
18586 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
18588 * function.h (rtl_data): Add a dbr_scheduled_p field.
18589 * reorg.c (dbr_schedule): Set it.
18590 (gate_handle_delay_slots): Check it.
18591 * config/mips/mips.c (mips_base_delayed_branch): Delete.
18592 (mips_reorg): Check flag_delayed_branch instead of
18593 mips_base_delayed_branch.
18594 (mips_override_options): Don't set mips_base_delayed_branch
18595 or flag_delayed_branch.
18597 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
18599 PR rtl-optimization/38426.
18600 * ira.c (ira): Set current_function_is_leaf earlier.
18602 2009-01-06 Jakub Jelinek <jakub@redhat.com>
18604 PR rtl-optimization/38722
18605 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
18606 too early, only set a flag and modify after last possible
18609 2009-01-06 Janis Johnson <janis187@us.ibm.com>
18612 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
18613 * real.c (decimal_single_format): Correct values of emin and emax.
18614 (decimal_double_format): Ditto.
18615 (decimal_quad_format): Ditto.
18616 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
18617 computation of DECnn_MIN and DECnn_MAX for corrected values of
18618 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
18619 __DECnn_MIN__, and adjust its computation for the corrected value
18622 2009-01-06 Jan Hubicka <jh@suse.cz>
18625 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
18627 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
18629 * doc/contrib.texi (Contributors): Slightly adjust the end note.
18630 Add Robert Clark to the list of testers.
18632 2009-01-06 Jan Hubicka <jh@suse.cz>
18633 Kai Tietz <kai.tietz@onevision.com>
18635 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
18636 * config/i386/i386.c (ix86_expand_call): Add clobbers.
18638 2009-01-06 Jan Hubicka <jh@suse.cz>
18639 Kai Tietz <kai.tietz@onevision.com>
18641 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
18643 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
18644 (ix86_nsaved_regs): Count only general purpose regs.
18645 (ix86_nsaved_sseregs): New.
18646 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
18647 to 16 for w64; compute padding and size of sse reg save area.
18648 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
18649 general purpose regs.
18650 (ix86_emit_save_sse_regs_using_mov): New.
18651 (ix86_expand_prologue): Save SSE regs if needed.
18652 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
18653 (ix86_emit_restore_sse_regs_using_mov): New.
18654 (ix86_expand_epilogue): Save SSE regs if needed.
18656 2009-01-06 Jan Hubicka <jh@suse.cz>
18657 Kai Tietz <kai.tietz@onevision.com>
18659 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
18660 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
18661 functions when accumulate outgoing args is off.
18663 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
18666 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
18667 before using pseudos_have_intersected_live_ranges_p.
18669 * ira-int.h (ira_assert): Always define.
18671 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
18673 AVX Programming Reference (December, 2008)
18674 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
18675 (_mm256_permute2_pd): Likewise.
18676 (_mm_permute2_ps): Likewise.
18677 (_mm256_permute2_ps): Likewise.
18678 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
18679 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
18681 * config/i386/i386.c (ix86_builtins): Remove
18682 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
18683 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
18684 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
18685 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
18686 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
18687 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
18688 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
18689 __builtin_ia32_vpermil2ps256.
18690 (ix86_init_mmx_sse_builtins): Updated.
18691 (ix86_expand_args_builtin): Likewise.
18693 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18695 * pa.c (output_call): Relocate non-jump insns in the delay slot of
18696 long absolute calls when generating PA 2.0 code.
18698 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
18700 PR rtl-optimization/38583
18701 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
18703 * params.def (ira-max-conflict-table-size): New.
18705 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
18707 * ira.h (ira_conflicts_p): New external definition.
18709 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
18710 table. Report this. Return result of building.
18711 (ira_build_conflicts): Use ira_conflicts_p. Check result of
18712 building conflict table.
18714 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
18715 (ira_color): Use ira_conflicts_p.
18717 * global.c: Include ira.h.
18718 (pseudo_for_reload_consideration_p, build_insn_chain): Use
18721 * Makefile.in (global.o): Add ira.h.
18723 * ira-build.c (mark_all_loops_for_removal,
18724 propagate_some_info_from_allocno): New.
18725 (remove_unnecessary_allocnos): Call
18726 propagate_some_info_from_allocno.
18727 (remove_low_level_allocnos): New.
18728 (remove_unnecessary_regions): Add parameter. Call
18729 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
18730 parameter to remove_unnecessary_regions.
18731 (ira_build): Remove all regions but root if the conflict table was
18732 not built. Update conflict hard regs for allocnos crossing calls.
18734 * ira.c (ira_conflicts_p): New global.
18735 (ira): Define and use ira_conflicts_p.
18737 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
18738 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
18739 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
18741 2009-01-06 Ben Elliston <bje@au.ibm.com>
18743 * gengtype-lex.l (YY_NO_INPUT): Define.
18745 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
18748 * c-common.c (handle_vector_size_attribute): Also reject
18749 BOOLEAN_TYPE types.
18751 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
18753 PR tree-optimization/38492
18754 * graphite.c (rename_map_elt, debug_rename_elt,
18755 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
18756 rename_map_elt_info, eq_rename_map_elts,
18757 get_new_name_from_old_name, bb_in_sese_p): Moved around.
18758 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
18759 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
18760 (sese_build_livein_liveouts): New.
18761 (new_sese, free_sese): New.
18762 (new_scop): Call new_sese.
18763 (free_scop): Call free_sese.
18764 (rename_variables_from_edge, rename_phis_end_scop): Removed.
18765 (register_old_new_names): Renamed register_old_and_new_names.
18766 (register_scop_liveout_renames, add_loop_exit_phis,
18767 insert_loop_close_phis, struct igp,
18768 default_liveout_before_guard, add_guard_exit_phis,
18769 insert_guard_phis, copy_renames): New.
18770 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
18771 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
18772 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
18773 (scop_adjust_phis_for_liveouts): New.
18774 (gloog): Call scop_adjust_phis_for_liveouts.
18776 * graphite.h (struct sese): Documented. Added fields liveout,
18777 num_ver and livein.
18778 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
18779 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
18780 (struct scop): Added field liveout_renames.
18781 (SCOP_LIVEOUT_RENAMES): New.
18783 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
18785 PR tree-optimization/38510
18786 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
18787 (translate_clast): Call recompute_all_dominators before
18789 (gloog): Call recompute_all_dominators before graphite_verify.
18791 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
18792 Jan Sjodin <jan.sjodin@amd.com>
18794 PR tree-optimization/38500
18795 * graphite.c (create_sese_edges): Call fix_loop_structure after
18798 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
18800 * config.gcc: Add m32r*-*-rtems*.
18801 * config/m32r/rtems.h: New file.
18803 2009-01-05 Ben Elliston <bje@au.ibm.com>
18805 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
18806 (.po.pox): Likewise.
18807 (po/gcc.pot): Likewise.
18809 2009-01-04 David S. Miller <davem@davemloft.net>
18811 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
18812 (STARTING_FRAME_OFFSET): Always set to zero.
18814 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
18816 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
18817 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
18818 fixed-point types, and vectors of the same.
18820 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
18822 * config/mips/sync.md (*mb_barrier): Rename to...
18823 (*memory_barrier): ...this.
18825 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
18827 * doc/extend.texi (Function Attributes): Move @cindex after @item
18828 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
18829 and put in alphabetical order. Fix 'target' name and put in order.
18830 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
18833 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
18835 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
18836 (memory_barrier): Expand as unspec instead of unspec_volatile.
18837 Remove mem:BLK from insn operands. Use Pmode scratch register.
18838 (*memory_barrier): Define as unspec instead of unspec_volatile.
18839 Use (match_dup 0) as input operand.
18841 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
18842 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
18843 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
18844 scratch register. Remove operand 1.
18845 (*stbar): Define as unspec instead of unspec_volatile.
18846 Use (match_dup 0) as input operand, remove (const_int 8).
18847 (*membar): Define as unspec instead of unspec_volatile.
18848 Use (match_dup 0) as input operand, remove input operand 2.
18850 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
18851 (memory_barrier): Expand as unspec instead of unspec_volatile.
18852 Remove mem:BLK from insn operands. Use Pmode scratch register.
18853 (*memory_barrier): Define as unspec instead of unspec_volatile.
18854 Use (match_dup 0) as input operand.
18856 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
18857 Remove mem:BLK from insn operands. Use Pmode scratch register.
18858 Set volatile flag on operand 0.
18859 (*memory_barrier): New insn pattern.
18861 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
18863 (*memory_barrier): Use (match_dup 0) as input operand.
18865 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
18866 Remove mem:BLK from insn operands. Use Pmode scratch register.
18867 Set volatile flag on operand 0.
18868 (*mb_internal): New insn pattern.
18870 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
18872 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
18874 PR middle-end/38586
18875 * function.c (struct temp_slot): Move to the section of the file
18876 that deals with temp slots. Remove field 'address'.
18877 (temp_slot_address_table): New hash table of address -> temp slot.
18878 (struct temp_slot_address_entry): New struct, items for the table.
18879 (temp_slot_address_compute_hash, temp_slot_address_hash,
18880 temp_slot_address_eq, insert_temp_slot_address): Support functions
18882 (find_temp_slot_from_address): Rewrite to use the new hash table.
18883 (remove_unused_temp_slot_addresses): Remove addresses of temp
18884 slots that have been made available.
18885 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
18886 worker function for remove_unused_temp_slot_addresses.
18887 (assign_stack_temp_for_type): Don't clear the temp slot address list.
18888 Add the temp slot address to the address -> temp slot map.
18889 (update_temp_slot_address): Update via insert_temp_slot_address.
18890 (free_temp_slots): Call remove_unused_temp_slot_addresses.
18891 (pop_temp_slots): Likewise.
18892 (init_temp_slots): Allocate the address -> temp slot map, or empty
18893 the map if it is already allocated.
18894 (prepare_function_start): Initialize temp slot processing.
18896 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
18898 PR middle-end/38584
18899 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
18900 Calculate the size of all stack vars assuming no packing of stack
18901 vars will happen, replacing a quadratic algorithm with a linear one.
18903 2009-01-03 Jakub Jelinek <jakub@redhat.com>
18906 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
18909 2009-01-03 Diego Novillo <dnovillo@google.com>
18911 * doc/contrib.texi: Update contributions.
18913 2009-01-03 Jakub Jelinek <jakub@redhat.com>
18916 * builtins.c (fold_builtin_memory_op): Give up if either operand
18917 is volatile. Set srctype or desttype to non-qualified version
18921 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
18922 and FUNCTION_DECLs.
18924 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
18926 PR rtl-optimization/35805
18927 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
18928 problem if fast dce is able to remove any instructions.
18929 * dce.c (dce_process_block): Fix dump message.
18931 2009-01-02 Mark Mitchell <mark@codesourcery.com>
18934 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
18936 2009-01-02 Jakub Jelinek <jakub@redhat.com>
18938 PR middle-end/38690
18939 * tree-flow.h (op_code_prio, op_prio): New prototypes.
18940 * tree-pretty-print.c (op_code_prio): New function.
18941 (op_prio): No longer static. Use op_code_prio.
18942 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
18943 Use op_prio and op_code_prio to determine if () should be
18944 printed around operand(s) or not.
18946 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
18947 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
18948 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
18949 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
18950 pp_character instead of pp_string for single letter printing.
18952 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
18954 * doc/extend.texi: Fix '#pragma GCC option' typo.
18956 2009-01-02 Richard Guenther <rguenther@suse.de>
18958 * doc/install.texi (--enable-checking): Mention different
18959 default for stage1.
18960 (--enable-stage1-checking): Document.
18962 2009-01-01 Andrew Pinski <pinskia@gmail.com>
18964 PR middle-end/30142
18965 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
18966 case to be an error.
18968 2009-01-02 Ben Elliston <bje@au.ibm.com>
18970 * config/fp-bit.h (pack_d): Constify argument.
18971 * config/fp-bit.c (makenan): Constify return type. Remove casts.
18972 (isnan): Constify argument.
18974 (iszero): Likewise.
18975 (pack_d): Likewise.
18976 (_fpadd_parts): Constify return type.
18977 (_fpmul_parts): Likewise.
18978 (_fpdiv_parts): Likewise.
18980 2009-01-01 Jakub Jelinek <jakub@redhat.com>
18983 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
18984 warn about overwriting initializer with side-effects or
18985 -Woverride-init if !IMPLICIT.
18986 (output_init_element): Likewise. Pass IMPLICIT down to
18988 (process_init_element): Add IMPLICIT argument. Pass it down
18989 to output_init_element.
18990 (push_init_element, pop_init_level, set_designator): Adjust
18991 process_init_element callers.
18992 (set_nonincremental_init, set_nonincremental_init_from_string):
18993 Adjust add_pending_init callers.
18994 (output_pending_init_elements): Adjust output_init_element callers.
18995 * c-tree.h (process_init_element): Adjust prototype.
18996 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
18997 process_init_element callers.
19000 Copyright (C) 2009 Free Software Foundation, Inc.
19002 Copying and distribution of this file, with or without modification,
19003 are permitted in any medium without royalty provided the copyright
19004 notice and this notice are preserved.