1 2010-06-05 Matthias Klose <doko@ubuntu.com>
3 * gcc.c (cc1_options, cpp_unique_options): Use find-plugindir spec
4 function to add the -iplugindir option.
5 (find_plugindir_spec_function): Add new declaration and function.
6 (static_spec_func): Use it for "find-plugindir".
8 2010-06-05 Jakub Jelinek <jakub@redhat.com>
11 * c-typeck.c (mark_exp_read): Handle C_MAYBE_CONST_EXPR.
12 * c-parser.c (c_parser_postfix_expression): Call mark_exp_read on
15 2010-06-05 Jan Hubicka <jh@suse.cz>
17 * df-problems.c (seen_in_block, seen_in_insn): Convert to bitmap_head.
18 (df_rd_problem_data): Convert sparse_invalidated_by_call,
19 dense_invalidated_by_call to bitmap head.
20 (df_rd_alloc, df_rd_bb_local_compute_process_def,
21 df_rd_bb_local_compute, df_rd_confluence_n, df_rd_transfer_function,
22 df_rd_start_dump, df_lr_verify_transfer_functions,
23 df_live_verify_transfer_functions, df_chain_create_bb,
24 df_chain_add_problem, df_byte_lr_check_regs, df_byte_lr_alloc,
25 df_byte_lr_confluence_0, df_byte_lr_confluence_n, df_note_compute,
26 df_simulate_one_insn_forwards, df_md_alloc, df_md_bb_local_compute_process_def,
27 df_md_bb_local_compute_process_def, df_md_local_compute, df_md_transfer_function
30 2010-06-05 Joseph Myers <joseph@codesourcery.com>
33 * c-typeck.c (build_unary_op): Merge qualifiers into pointer
34 target type for ADDR_EXPR; require no changes to qualifiers except
36 * c-tree.h (c_build_type_variant): Remove.
38 2010-06-05 Segher Boessenkool <segher@kernel.crashing.org>
40 genautomata.c (get_excl_set): Do work per element, not per char.
41 (check_presence_pattern_sets): Similar.
42 (check_absence_pattern_sets): Similar.
44 2010-06-05 Segher Boessenkool <segher@kernel.crashing.org>
46 * genautomata.c (curr_state_pass_num): Delete.
47 (min_issue_delay_pass_states): Delete.
48 (min_issue_delay): Delete.
49 (initiate_min_issue_delay_pass_states): Delete.
50 (output_min_issue_delay_table): Compute min_issue_delay_vect
51 using a breadth-first search variant.
52 (output_tables): Don't call initiate_min_issue_delay_pass_states.
54 2010-06-04 H.J. Lu <hongjiu.lu@intel.com>
57 * df-problems.c (df_lr_bb_local_compute): Updated for embedded
59 (df_byte_lr_bb_local_compute): Likewise.
61 2010-06-03 Jason Merrill <jason@redhat.com>
63 Implement noexcept operator (5.3.7)
64 * c-common.c (c_common_reswords): Add noexcept.
65 * c-common.h (enum rid): Add RID_NOEXCEPT.
67 2010-06-04 Joseph Myers <joseph@codesourcery.com>
69 * config/darwin-driver.c (darwin_default_min_version): Use
70 GCC-specific formats in diagnostics.
71 * cppspec.c (lang_specific_driver): Use GCC-specific formats in
73 * gcc.c (translate_options, read_specs, add_sysrooted_prefix,
74 execute, process_command, end_going_arg, do_self_spec, do_spec_1,
75 eval_spec_function, handle_braces, process_brace_body, main,
76 perror_with_name, used_arg, set_multilib_dir, print_multilib_info,
77 getenv_spec_function, compare_version_strings,
78 version_compare_spec_function): Use GCC-specific formats in
81 2010-06-04 Uros Bizjak <ubizjak@gmail.com>
83 * config/i386/i386.md (*addhi_1_lea) <TYPE_INCDEC, default>: Assert
84 that operand 0 and operand 1 are equal.
85 (*addqi_1_lea) <TYPE_INCDEC, default>: Ditto.
86 (*add<mode>_2) <TYPE_INCDEC>: Remove assert that operand 0
87 and operand 1 are equal.
88 <default>: Ditto. Remove ??? comment.
89 (*add<mode>_3) <TYPE_INCDEC>: Remove assert that operand 0
90 and operand 1 are equal.
91 <default>: Ditto. Remove ??? comment.
92 (*adddi_4) <default>: Remove assert that operand 0 and operand 1
94 (*add<mode>_4) <default>: Ditto.
95 (*add<mode>_5) <TYPE_INCDEC, default>: Ditto.
97 2010-06-04 Nathan Froyd <froydnj@codesourcery.com>
99 * config/i386/i386-protos.h (ix86_print_operand): Declare.
100 * config/i386/i386.c (ix86_print_operand): Make non-static.
101 * config/i386/sol2.h (ASM_OUTPUT_CALL): Call ix86_print_operand.
102 * output.h (output_operand): Declare.
103 * final.c (output_operand): Make non-static.
105 2010-06-04 Alexandre Oliva <aoliva@redhat.com>
107 PR rtl-optimization/44013
108 * sched-deps.c (add_dependence_list_and_free): Don't free lists
109 when processing debug insns.
112 * var-tracking.c (find_loc_in_1pdv): Mark initial value before
113 recursing. Check that recursion is bounded. Rename inner var
114 to avoid hiding incoming argument.
116 2010-06-04 Uros Bizjak <ubizjak@gmail.com>
118 * config/i386/i386.md (*addqi_2) <TYPE_INCDEC>: Do not assert that
123 (*addqi_ext_1_rex64): Ditto.
124 (*addqi_ext_1): Ditto.
126 (*addqi_4): Check for incdec_operand in QImode.
128 (*add<mode>_2): Macroize insn from *add<mode>_2 and *add{qi,hi}_2
129 using SWI mode iterator.
130 (*add<mode>_3): Ditto from *add<mode>_3 and *add{qi,hi}_3.
131 (*add<mode>_4): Macroize insn from *add{qi,hi,si}_4 using SWI124
133 (*add<mode>_5): Macroize insn from *add<mode>_5 and *add{qi,hi}_5
134 using SWI mode iterator.
136 2010-06-04 Manuel López-Ibáñez <manu@gcc.gnu.org>
139 * c-objc-common.c (c_tree_printer): Handle %V, %v and %#v.
140 * c-format.c (gcc_diag_flag_specs): Add hash.
141 (gcc_cxxdiag_flag_specs): Use gcc_diag_flag_specs directly.
142 (gcc_tdiag_char_table,gcc_cdiag_char_table): Handle %V and %v.
143 * c-pretty-print.c (pp_c_cv_qualifier): Rename as
144 pp_c_cv_qualifiers. Handle qualifiers spelling here.
145 (pp_c_type_qualifier_list): Call the function above.
146 * c-pretty-print.h (pp_c_cv_qualifiers): Declare.
147 * c-typeck.c (handle_warn_cast_qual): Print qualifiers.
148 (WARN_FOR_QUALIFIERS): New macro.
149 (convert_for_assignment): Use it.
151 2010-06-04 Kai Tietz <kai.tietz@onevision.com>
153 * config/i386/cygming.h (ASM_GENERATE_INTERNAL_LABEL): Prefix by '*'.
155 2010-06-04 Jan Hubicka <jh@suse.cz>
157 * df.h (df_rd_bb_info, df_md_bb_info, df_lr_bb_info, df_live_bb_info,
158 df_byte_lr_bb_info): Embedd bitmap_head into the structure.
159 (DF_LIVE_IN, DF_LIVE_OUT, DF_LR_IN, DF_LR_OUT, DF_BYTE_LR_IN,
160 DF_BYTE_LR_OUT): Update for embedded bitmaps.
161 * fwprop.c (single_def_use_enter_block): Likewise.
162 * ddg.c (create_ddg_dep_from_intra_loop_link,
163 add_cross_iteration_register_deps, build_inter_loop_deps): Likewise.
164 * loop-iv.c (latch_dominating_def): Likewise.
165 * df-problems.c (df_rd_free_bb_info, df_rd_alloc,
166 df_rd_bb_local_compute_process_def, df_rd_bb_local_compute_process_def,
167 df_rd_init_solution, df_rd_init_solution, df_rd_transfer_function,
168 df_rd_transfer_function, df_rd_top_dump,
169 df_rd_bottom_dump): Update.
170 (df_lr_free_bb_info, df_lr_alloc, df_lr_reset, df_lr_bb_local_compute,
171 df_lr_bb_local_compute, df_lr_bb_local_compute, df_lr_bb_local_compute,
172 df_lr_bb_local_compute, df_lr_local_compute, df_lr_init, df_lr_init,
173 df_lr_confluence_0, df_lr_free, df_lr_top_dump, df_lr_bottom_dump,
174 df_lr_verify_solution_start, df_lr_verify_solution_end,
175 df_lr_verify_transfer_functions, df_lr_verify_transfer_functions,
176 df_live_free_bb_info, df_live_alloc, df_live_reset,
177 df_live_bb_local_compute, df_live_init, df_live_transfer_function,
178 df_live_finalize, df_live_free, df_live_top_dump, df_live_bottom_dump,
179 df_live_verify_solution_start, df_live_verify_solution_end,
180 df_live_verify_transfer_functions, df_chain_create_bb,
181 df_byte_lr_free_bb_info, df_byte_lr_alloc, df_byte_lr_reset,
182 df_byte_lr_bb_local_compute, df_byte_lr_bb_local_compute,
183 df_byte_lr_bb_local_compute, df_byte_lr_bb_local_compute,
184 df_byte_lr_bb_local_compute, df_byte_lr_local_compute, df_byte_lr_init,
185 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
186 df_byte_lr_transfer_function, df_byte_lr_top_dump,
187 df_byte_lr_bottom_dump, df_create_unused_note,
188 df_note_bb_compute, df_md_free_bb_info, df_md_alloc,
189 df_md_bb_local_compute_process_def, df_md_local_compute, df_md_reset,
190 df_md_transfer_function, df_md_init, df_md_confluence_0,
192 df_md_top_dump, df_md_bottom_dump): Update.
193 (struct df_lr_problem_data): Embedd bitmap headers.
195 2010-06-04 Jan Hubicka <jh@suse.cz>
197 * dce.c (dce_process_block): Do not re-scan already marked
200 2010-06-04 Bernd Schmidt <bernds@codesourcery.com>
202 PR rtl-optimization/39871
203 PR rtl-optimization/40615
204 PR rtl-optimization/42500
205 PR rtl-optimization/42502
206 * ira.c (init_reg_equiv_memory_loc: New function.
207 (ira): Call it twice.
208 * reload.h (calculate_elim_costs_all_insns): Declare.
209 * ira-costs.c: Include "reload.h".
210 (regno_equiv_gains): New static variable.
211 (init_costs): Allocate it.
212 (finish_costs): Free it.
213 (ira_costs): Call calculate_elim_costs_all_insns.
214 (find_costs_and_classes): Take estimated elimination costs
216 (ira_adjust_equiv_reg_cost): New function.
217 * ira.h (ira_adjust_equiv_reg_cost): Declare it.
218 * reload1.c (init_eliminable_invariants, free_reg_equiv,
219 elimination_costs_in_insn, note_reg_elim_costly): New static functions.
220 (elim_bb): New static variable.
221 (reload): Move code out of here into init_eliminable_invariants and
222 free_reg_equiv. Call them.
223 (calculate_elim_costs_all_insns): New function.
224 (eliminate_regs_1): Declare. Add extra arg FOR_COSTS;
225 all callers changed. If FOR_COSTS is true, don't call alter_reg,
226 but call note_reg_elim_costly if we turned a valid memory address
228 * Makefile.in (ira-costs.o): Depend on reload.h.
230 2010-06-04 Julian Brown <julian@codesourcery.com>
232 * config/arm/thumb2.md (*thumb2_movdf_soft_insn): Fix alternatives
235 2010-06-04 Richard Guenther <rguenther@suse.de>
238 * cgraph.h (struct varpool_node): Add lto_file_data field.
239 * lto-cgraph.c (input_varpool_node): Initialize it.
241 2010-06-04 Uros Bizjak <ubizjak@gmail.com>
243 * config/i386/predicates.md (pic_symbolic_operand): Remove predicate.
244 * config/i386/i386.md (*add<mode>_1): Do not use pic_symbolic_operand
245 predicate in "type" attribute calculation.
246 (*addsi_1_zext): Ditto.
247 (*add<mode>_2): Do not use pic_symbolic_operand in insn predicate.
248 (*addsi_2_zext): Ditto.
249 (*add<mode>_3): Ditto.
250 (*addsi_3_zext): Ditto.
251 (*add<mode>_5): Ditto.
253 2010-06-03 Jan Hubicka <jh@suse.cz>
255 * tree-into-ssa.c (mark_block_for_update): Avoid redundant call
257 * cfganal.c (compute_dominance_frontiers_1): Likewise.
259 2010-06-03 Jan Hubicka <jh@suse.cz>
261 * df-problems.c (df_create_unused_note, df_note_bb_compute):
262 micro-optimize the checks when to add new note.
264 2010-06-03 Nathan Froyd <froydnj@codesourcery.com>
266 * final.c (output_asm_insn): Call
267 targetm.asm_out.print_operand_punct_valid_p. Update comments.
268 (output_operand): Call targetm.asm_out.print_operand. Update comments.
269 (output_address): Call targetm.asm_out.print_operand_address.
271 * target.h (struct gcc_target): Add print_operand,
272 print_operand_address, and print_operand_punct_valid_p fields.
273 * targhooks.h (default_print_operand): Declare.
274 (default_print_operand_address): Declare.
275 (default_print_operand_punct_valid_p): Declare.
276 * targhooks.c (default_print_operand): Define.
277 (default_print_operand_address): Define.
278 (default_print_operand_punct_valid_p): Define.
279 * target-def.h (TARGET_PRINT_OPERAND): Define if not defined.
280 (TARGET_PRINT_OPERAND_ADDRESS): Likewise.
281 (TARGET_PRINT_OPERAND_PUNCT_VALID_P): Likewise.
282 (TARGET_ASM_OUT): Add TARGET_PRINT_OPERAND,
283 TARGET_PRINT_OPERAND_ADDRESS, and TARGET_PRINT_OPERAND_PUNCT_VALID_P.
284 * vmsdbgout.c (addr_const_to_string): Update comment.
285 * config/i386/i386.c (print_operand): Rename to...
286 (ix86_print_operand): ...this. Make static.
287 (print_operand_address): Rename to...
288 (ix86_print_operand_address): ...this. Make static. Call
289 ix86_print_operand instead of PRINT_OPERAND.
290 (ix86_print_operand_punct_valid_p): New function.
291 (TARGET_PRINT_OPERAND): Define.
292 (TARGET_PRINT_OPERAND_ADDRESS): Define.
293 (TARGET_PRINT_OPERAND_PUNCT_VALID_P): Define.
294 * config/i386/i386.h (HI_REGISTER_NAMES): Update comment.
295 (PRINT_OPERAND_PUNCT_VALID_P): Delete.
296 (PRINT_OPERAND): Delete.
297 (PRINT_OPERAND_ADDRESS): Delete.
298 * config/i386/i386-protos.h (print_operand): Delete prototype.
299 (print_operand_address): Delete prototype.
301 2010-06-03 Richard Guenther <rguenther@suse.de>
303 PR tree-optimization/44403
304 * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
305 Preserve pointer qualifiers.
306 (vect_create_data_ref_ptr): Likewise.
308 2010-06-03 H.J. Lu <hongjiu.lu@intel.com>
311 * defaults.h (MAX_FIXED_MODE_SIZE): New.
313 * stor-layout.c (MAX_FIXED_MODE_SIZE): Removed.
315 2010-06-03 Jakub Jelinek <jakub@redhat.com>
318 * tree-cfg.c (gimple_can_merge_blocks_p): For -O0
319 return false if merging the bbs would lead to goto_locus
320 location being lost from the IL.
322 2010-06-03 Jan Hubicka <jh@suse.cz>
323 Jakub Jelinek <jakub@redhat.com>
325 * var-tracking.c (dataflow_set_equiv_regs): Shortcut the loop if
326 set->regs[i] is NULL or has just one entry.
328 2010-06-03 Jan Hubicka <jh@suse.cz>
330 * lto-cgraph.c (lto_varpool_encoder_size): Remove.
331 * lto-streamer.h (lto_varpool_encoder_size): New inline function.
333 2010-06-03 Paul Brook <paul@codesourcery.com>
335 * config/arm/arm.c (FL_TUNE): Define.
336 (arm_default_cpu, arm_cpu_select): Remove.
337 (all_cores): Populate core field.
338 (arm_selected_arch, arm_selected_cpu, arm_selected_tune): New.
339 (arm_find_cpu): New function.
340 (arm_handle_option): Lookup cpu/architecture names.
341 (arm_override_options): Cleanup mcpu/march/mtune handling.
342 (arm_file_start): Ditto.
344 2010-06-03 Alan Modra <amodra@gmail.com>
347 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Add label operand.
348 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Pass label
349 rtx to gen_load_toc_v4_PIC_1b. Tidy.
350 (rs6000_emit_load_toc_table): Likewise.
352 2010-06-02 Jan Hubicka <jh@suse.cz>
354 * passes.c (init_optimization_passes): Put ipa reference
355 after ipa pure-const.
357 2010-06-02 Jan Hubicka <jh@suse.cz>
359 * ipa-reference.c (ipa_reference_local_vars_info_d): Remove
360 calls_read_all and calls_write_all.
361 (get_reference_optimization_summary): Fix formatting.
362 (is_proper_for_analysis): Check that decl is not readonly.
363 (propagate_bits): Check CONST/PURE/noreturn flags.
364 (ipa_init): Move all_module_statics to optimization_summary_obstack.
365 (analyze_function): Ignore indirect edges.
366 (copy_global_bitmap): For all module statics, do nothing.
367 (generate_summary): Do not print calls_read_all/calls_write_all.
368 (read_write_all_from_decl): Take node as argument; check
369 cgraph_node_cannot_return.
370 (propagate): Reorganize read_all/write_all computation;
371 check indirect edges; check ecf flags; use all_module_statics
372 in the results; do not free all_module_statics.
373 (stream_out_bitmap): Handle all_module_statics.
374 (ipa_reference_write_optimization_summary): Likewise; use
375 varpool/cgraph encoders to get boundaries.
376 (ipa_reference_read_optimization_summary): Read in all_module_statics;
377 use it when possible.
379 2010-06-02 Michael Meissner <meissner@linux.vnet.ibm.com>
382 * doc/invoke.texi (RS/6000 and PowerPC Options): Delete obsolete
383 -mswdiv option. Add -mrecip, -mrecip=<xxx>, -mrecip-precision options.
385 * doc/extend.texi (powerpc builtins): Document vec_recip,
386 vec_rsqrt, vec_rsqrte altivec/vsx builtins.
388 * config/rs6000/rs60000-protos.h (rs6000_emit_swdiv): New function.
389 (rs6000_emit_swrsqrt): Ditto.
390 (rs6000_emit_swdivsf): Delete.
391 (rs6000_emit_swdivdf): Ditto.
392 (rs6000_emit_swrsqrtsf): Ditto.
394 * config/rs6000/rs6000.c (rs6000_recip_bits): New global to
395 describe the reciprocal estimate support for each type.
396 (recip_options): Map -mrecip=<opt> into option bits.
397 (gen_2arg_fn_t): New typedef for binary rtx gen function.
398 (rs6000_debug_reg_global): If -mdebug=reg, print the state of the
399 reciprocal estimate instructions.
400 (rs6000_init_hard_regno_mode_ok): Key ws constraint off of the
401 debug -mvsx-scalar-memory switch instead of -mvsx-scalar-double.
402 Set up rs6000_recip_bits based on the -mrecip* options. Print the
403 cost information if -mdebug=cost or -mdebug=reg.
404 (rs6000_override_options): Set -mrecip-precision for power6, and
405 power7 machines. If -mvsx or -mdfp, enable various options that
406 came in previous instruction set ISAs, unless the option was
407 explicitly disabled by the command line option. Parse
408 -mrecip=<opt> options.
409 (rs6000_builtin_vectorized_function): Add support for vectorizing
410 the reciprocal estimate builtins and expansions.
411 (rs6000_handle_option): Add -mrecip, -mrecip=<opt> support.
412 (bdesc_2arg): Add reciprocal estimate builtins.
413 (bdesc_1arg): Add reciprocal square root estimate builtins.
414 (rs6000_expand_builtin): Rewrite to use a switch statement,
415 instead of multiple if/then/elses. Add reciprocal estimate builtins.
416 (rs6000_init_builtins): Create declarations for reciprocal
418 (rs6000_preferred_reload_class): Simplify VSX preferences, if scalar
419 sized, prefer traditional floating point registers, if integer
420 vector types, prefer altivec registers. Don't actually look at
421 the memory address any more.
422 (rs6000_builtin_reciprocal): Add new builtin reciprocal estimate
424 (rs6000_load_constant_and_splat): New helper function to load up
425 the constant for reciprocal estimate instructions.
426 (rs6000_emit_madd): New helper function for generating
427 multiply/add type instructions, based on the current switches.
428 (rs6000_emit_msub): Ditto.
429 (rs6000_emit_mnsub): Ditto.
430 (rs6000_emit_swdiv_high_precision): Replace rs6000_emit_swdivsf to
431 replace a divide with a reciprocal estimate and fixup, adding
432 support for machines with high precision and vectors.
433 (rs6000_emit_swdiv_low_precision): Rewrite rs6000_emit_swdivdf for
434 low precision machines.
435 (rs6000_emit_swdiv): New common function to be called to replace a
436 division with reciprocal estimate and fixup.
437 (rs6000_emit_swrsqrt): Replace rs6000_emit_swrsqrtsf. Add support
438 for double and vector types. Add support for high precision machines.
440 * config/rs6000/rs6000.h (TARGET_FRES): New macro to say whether
441 the reciprocal estimate instructions can be generated.
443 (TARGET_FRSQRTES): Ditto.
444 (TARGET_FRSQRTE): Ditto.
445 (RS6000_RECIP_*): New macros for reciprocal estimate support.
447 * config/rs6000/vector.md (rsqrte<mode>2): New insn for reciprocal
448 square root estimate on vectors.
449 (re<mode>2): New insn for reciprocal division estimate on vectors.
451 * config/rs6000/rs6000-buitlins.def (ALTIVEC_BUILTIN_VRSQRTFP):
453 (ALTIVEC_BUILTIN_VRECIPFP): Ditto.
454 (ALTIVEC_BUITLIN_VEC_RE): Ditto.
455 (ALTIVEC_BUILTIN_VEC_RSQRT): Ditto.
456 (VSX_BUILTIN_RSQRT_V4SF): Ditto.
457 (VSX_BUITLIN_RSQRT_V2DF): Ditto.
458 (RS6000_BUILTIN_RSQRT): Ditto.
459 (ALTIVEC_BUILTIN_VEC_RSQRTE): Denote that the builtin is a
460 floating point builtin.
462 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
463 macros __RECIP__, __RECIPF__, __RSQRTE__, __RSQRTEF__,
464 __RECIP_PRECISION__ based on the command line switches.
465 (altivec_overloaded_builtins): Add reciprocal estimate builtins.
467 * config/rs6000/rs6000.opt (-mrecip): Document add support for
468 replacing division instructions with reciprocal estimate and fixup.
469 (-mrecip=<opt>): New option.
470 (-mrecip-precision): Ditto.
472 * config/rs6000/vsx.md (UNSPEC_VSX_RSQRTE): Delete.
473 (vsx_rsqrte<mode>2): Use UNSPEC_RSQRT not UNSPEC_VSX_RSQRTE.
474 (vsx_copysignsf3): If -mvsx, use double precision cpsign on single
477 * config/rs6000/altivec.md (UNSPEC_RSQRTEFP): Delete.
478 (UNSPEC_VREFP): Ditto.
479 (altivec_vnmsubfp*): Make altivec nmsub mirror the scalar and VSX
480 conterparts with regard to support of -mno-fused-madd and -ffast-math.
481 (altivec_vrsqrtefp): Use common UNSPEC to allow scalar/vector
482 reciprocal estimate instructions to be generated.
483 (altivec_vrefp): Ditto.
485 * config/rs6000/rs6000.md (RECIPF): New iterator for reciprocal
487 (rreg): New mode attribute for reciprocal estimate support.
488 (recip<mode>3): New insn for division using reciprocal estimate
490 (divide define_split): New define_split to convert floating point
491 division to use reciprocal estimate if the user used the
492 appropriate options and the split is run when we can add new
493 pseudo registers for the fixup.
494 (rsqrt<mode>2): New insn for reciprocal square root support.
495 (recipsf3): Move into recip<mode>3.
497 (fres): Use TARGET_FRES.
498 (rsqrtsf2): Move into rsqrt<mode>2.
499 (rsqrtsf_internal1): Use TARGET_FRSQRTSES.
500 (copysignsf3): Add support for VSX.
501 (fred): Use TARGET_FRE.
503 (rsqrtdf_internal1): New function for frsqrte instruciton.
505 * config/rs6000/altivec.h (vec_recipdiv): Define new vector builtin.
508 2010-06-03 Richard Guenther <rguenther@suse.de>
511 * optabs.c (init_one_libfunc): Use IDENTIFIER_HASH_VALUE.
512 (set_user_assembler_libfunc): Likewise.
514 2010-06-02 Steven Bosscher <steven@gcc.gnu.org>
516 * mkconfig.sh: Include insn-flags.h and insn-constants.h before
518 * except.h: Move MUST_USE_SJLJ_EXCEPTIONS and USING_SJLJ_EXCEPTIONS
520 * expr.h (BRANCH_COST, MOVE_RATIO, CLEAR_RATIO, SET_RATIO,
521 DEFAULT_FUNCTION_ARG_PADDING, FUNCTION_ARG_PADDING,
522 FUNCTION_ARG_BOUNDARY, STACK_SAVEAREA_MODE, STACK_SIZE_MODE,
523 STACK_CHECK_BUILTIN, STACK_CHECK_STATIC_BUILTIN,
524 STACK_CHECK_PROBE_INTERVAL_EXP, STACK_CHECK_MOVING_SP,
525 STACK_OLD_CHECK_PROTECT, STACK_CHECK_PROTECT,
526 STACK_CHECK_MAX_FRAME_SIZE, STACK_CHECK_FIXED_FRAME_SIZE,
527 STACK_CHECK_MAX_VAR_SIZE): Move target macro defaults to defaults.h.
528 * defaults.h: Updated for above mentioned changes.
530 2010-06-02 Kai Tietz <kai.tietz@onevision.com>
532 * c-common.c: Remove header include of tm_p.h.
533 * Makefile.in (c-common.o): Remove TM_P_H dependency.
535 2010-06-02 Jakub Jelinek <jakub@redhat.com>
537 * tree.h (struct tree_decl_map): New type.
538 (tree_decl_map_eq, tree_decl_map_marked_p): Define.
539 (tree_decl_map_hash): New prototype.
540 (debug_expr_for_decl, value_expr_for_decl): Change into
541 tree_decl_map hashtab from tree_map.
542 (init_ttree): Adjust initialization.
543 (tree_decl_map_hash): New function.
544 (decl_debug_expr_lookup, decl_debug_expr_insert,
545 decl_value_expr_lookup, decl_value_expr_insert): Adjust.
547 2010-06-02 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
549 * configure.ac (gcc_cv_ld_sol2_emulation): Test for GNU ld *_sol2
551 * configure: Regenerate.
552 * config.in: Regenerate.
554 * config/i386/sol2-10.h [TARGET_GNU_LD] (I386_EMULATION): Define.
555 (X86_64_EMULATION): Define.
556 (TARGET_LD_EMULATION): Use them.
558 * config/sparc/sol2-gld-bi.h (SPARC32_EMULATION): Define.
559 (SPARC64_EMULATION): Define.
560 (LINK_ARCH_SPEC): Use them.
562 2010-06-02 Sebastian Pop <sebastian.pop@amd.com>
564 * graphite-clast-to-gimple.c (gcc_type_for_interval): Use
565 smallest_mode_for_size for computing the precision types of new
566 graphite IVs. Do not call lang_hooks.types.type_for_size.
568 2010-06-02 Sebastian Pop <sebastian.pop@amd.com>
570 * tree-if-conv.c (predicate_bbs): Do not reset the GIMPLE_DEBUG
572 (remove_conditions_and_labels): Reset the GIMPLE_DEBUG information.
574 2010-06-02 Sebastian Pop <sebastian.pop@amd.com>
577 * tree-if-conv.c (predicate_bbs): Do not call gcc_unreachable,
578 return false instead.
580 2010-06-02 Jan Hubicka <jh@suse.cz>
583 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Do not
584 create new cgraph node to check callee.
586 2010-06-02 Richard Guenther <rguenther@suse.de>
588 * lto-streamer-in.c (input_gimple_stmt): Fix typo.
590 2010-06-02 Richard Guenther <rguenther@suse.de>
592 * lto-wrapper.c (lto_wrapper_exit): Rename to ...
593 (lto_wrapper_cleanup): ... this. Do not exit.
594 (fatal): Adjust. Exit here.
595 (fatal_perror): Likewise.
596 (fatal_signal): New function.
597 (main): Set up signal handlers to cleanup temporary files.
598 * Makefile.in (lto-wrapper.o): Adjust dependencies.
600 2010-06-02 Richard Guenther <rguenther@suse.de>
602 PR tree-optimization/44377
603 * tree-ssa-structalias.c (find_func_aliases): Fix typo.
605 2010-06-02 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
607 * config/s390/2097.md (z10_fhex): Remove insn reservation.
608 * config/s390/s390.md (UNSPEC_COPYSIGN): Remove unused constant.
609 (*mov<mode>_64 TD_TF, *mov<mode>_31 TD_TF, *mov<mode>_64dfp DD_DF,
610 *mov<mode>_64 DD_DF, *mov<mode>_31, mov<mode>): Remove load zero
612 * config/s390/s390.c: Don't accept fp zeros as valid constants anymore.
614 2010-06-02 Jan Hubicka <jh@suse.cz>
616 * bitmap.c (bitmap_descriptor): Add search_iter.
617 (bitmap_find_bit): Increment it.
618 (print_statistics): Print it.
620 2010-06-02 Nathan Froyd <froydnj@codesourcery.com>
622 * tree-vect-slp.c (vect_create_mask_and_perm): Use gimple_build_call
623 instead of gimple_build_call_vec. Delete unnecessary local variable.
625 2010-06-02 Steven Bosscher <steven@gcc.gnu.org>
627 * gimplify.c (gimplify_body): Revert "Do not initialize RTL profiling"
628 change from yesterday.
630 2010-06-02 Steven Bosscher <steven@gcc.gnu.org>
632 * c-ada-spec.c: Clean up redundant includes.
634 2010-06-01 Steven Bosscher <steven@gcc.gnu.org>
636 * gimplify.c: Do not include except.h and optabs.h.
637 (gimplify_body): Do not initialize RTL profiling.
638 * gimple-low.c: Do not include rtl.h, diagnostic.h, langhooks.h,
639 langhooks-def.h, timevar.h, except.h, hashtab.h, and expr.h.
640 * gimple-fold.c: Do not include rtl.h, tm_p.h, ggc.h, basic-block.h,
641 output.h, expr.h, diagnostic.h, timevar.h, value-prof.h, and
644 * tree-pretty-print.h: Include pretty-print.h.
645 * gimple-pretty-print.h: Include pretty-print.h.
647 * tree-pretty-print.c: Do not include diagnostic.h.
648 * tree-vrp.c: Likewise.
649 * tree-tailcall.c: Likewise
650 * tree-scalar-evolution.c: Likewise
651 * tree-ssa-dse.c: Likewise
652 * tree-chrec.c: Likewise
653 * tree-ssa-sccvn.c: Likewise
654 * tree-ssa-copyrename.c: Likewise
655 * tree-nomudflap.c: Likewise
656 * tree-call-cdce.c: Likewise
657 * tree-stdarg.c: Likewise
658 * tree-ssa-math-opts.c: Likewise
659 * tree-nrv.c: Likewise
660 * tree-ssa-sink.c: Likewise
661 * tree-browser.c: Likewise
662 * tree-ssa-loop-ivcanon.c: Likewise
663 * tree-ssa-loop.c: Likewise
664 * tree-parloops.c: Likewise
665 * tree-ssa-address.c: Likewise
666 * tree-ssa-ifcombine.c: Likewise
667 * tree-if-conv.c: Likewise
668 * tree-data-ref.c: Likewise
669 * tree-affine.c: Likewise
670 * tree-ssa-phiopt.c: Likewise
671 * tree-ssa-coalesce.c: Likewise
672 * tree-ssa-pre.c: Likewise
673 * tree-ssa-live.c: Likewise
674 * tree-predcom.c: Likewise
675 * tree-ssa-forwprop.c: Likewise
676 * tree-ssa-dce.c: Likewise
677 * tree-ssa-ter.c: Likewise
678 * tree-ssa-loop-prefetch.c: Likewise
679 * tree-optimize.c: Likewise
680 * tree-ssa-phiprop.c: Likewise
681 * tree-object-size.c: Likewise
682 * tree-outof-ssa.c: Likewise
683 * tree-ssa-structalias.c: Likewise
684 * tree-switch-conversion.c: Likewise
685 * tree-ssa-reassoc.c: Likewise
686 * tree-ssa-operands.c: Likewise
687 * tree-vectorizer.c: Likewise
688 * tree-vect-data-refs.c: Likewise
689 * tree-vect-generic.c: Likewise
690 * tree-vect-stmts.c: Likewise
691 * tree-vect-patterns.c: Likewise
692 * tree-vect-slp.c: Likewise
693 * tree-vect-loop.c: Likewise
694 * tree-ssa-loop-ivopts.c: Likewise
695 * tree-ssa-loop-im.c: Likewise
696 * tree-ssa-loop-niter.c: Likewise
697 * tree-ssa-loop-unswitch.c: Likewise
698 * tree-ssa-loop-manip.c: Likewise
699 * tree-ssa-loop-ch.c: Likewise
700 * tree-dump.c: Likewise
701 * tree-complex.c: Likewise
703 * tree-into-ssa.c: Do not include diagnostic.h and expr.h.
704 * tree-ssa-uninit.c: Likewise
705 * tree-ssa-threadupdate.c: Likewise
706 * tree-ssa-uncprop.c: Likewise
707 * tree-ssa-ccp.c: Likewise
708 * tree-ssa-dom.c: Likewise
709 * tree-ssa-propagate.c: Likewise
710 * tree-ssa-alias.c: Likewise
711 * tree-dfa.c: Likewise
712 * tree-cfgcleanup.c: Likewise
713 * tree-sra.c: Likewise
714 * tree-ssa-copy.c: Likewise
715 * tree-ssa.c: Likewise
716 * tree-profile.c: Likewise
717 * tree-cfg.c: Likewise
718 * tree-ssa-threadedge.c: Likewise
719 * tree-vect-loop-manip.c: Likewise
721 * tree-inline.c: Do not include diagnostic.h and expr.h.
723 (copy_decl_for_dup_finish): Do not use NULL_RTX.
725 * tree-loop-linear.c: Do not include diagnostic.h, expr.h and optabs.h.
726 * tree-loop-distribution.c: Likewise.
728 2010-06-01 Jan Hubicka <jh@suse.cz>
730 * ipa-pure-const.c (local_pure_const): Do NORETURN discovery.
732 2010-06-01 Jan Hubicka <jh@suse.cz>
734 * tree-cfgcleanup.c (fixup_noreturn_call): Break out from ...;
736 (split_bbs_on_noreturn_calls) .... here.
737 * tree-optimize.c (execute_fixup_cfg): Fixup noreturn calls too.
738 * tree-flow.h (fixup_noreturn_call): New.
740 2010-06-01 Jan Hubicka <jh@suse.cz>
742 * emit-rtl.c (remove_insn): Fix thinko in prevoius patch.
744 2010-06-01 Nathan Froyd <froydnj@codesourcery.com>
746 * tree.h (build_nt_call_list): Delete.
747 * tree.c (build_nt_call_list): Delete.
749 2010-06-01 Jan Hubicka <jh@suse.cz>
751 * fwprop.c: Make emit-rtl.h include last.
752 * rtlanal.c: Include emit-rtl.h.
753 * genautomata.c: Output emit-rtl include into insn-automata.c
754 * df-scan.c: Include emit-rtl.h.
755 * haifa-sched.c: Indlude emit-rtl.h.
756 * mode-switching.c: Indlude emit-rtl.h.
757 * graph.c: Indlude emit-rtl.h.
758 * sel-sched.c: Include emit-rtl.h.
759 * sel-sched-ir.c: Include emit-rtl.h.
760 * ira-build.c: Include emit-rtl.h.
761 * emit-rtl.c: (first_insn, last_insn): Remove defines.
762 (get_insns, set_first_insn, get_last_insn, set_last_insn, get_max_uid):
764 (set_new_first_and_last_insn, get_last_insn_anywhere,
765 get_first_nonnote_insn, get_last_nonnote_insn, try_split,
766 make_call_insn_raw, add_insn_after, add_insn_before, remove_insn,
767 delete_insns_since, reorder_insns_nobb, emit_insn_after_1,
768 emit_debug_insn_before, emit_insn, start_sequence, push_to_sequence,
769 push_to_sequence2, push_topmost_sequence, end_sequence, copy_insn):
770 Use accessor functions.
771 * emit-rtl.h (gen_blockage, gen_rtvec, copy_insn_1, copy_insn,
772 gen_int_mode, emit_copy_of_insn_after, set_reg_attrs_from_value,
773 set_reg_attrs_for_parm, set_reg_attrs_for_decl_rtl, adjust_reg_mode,
774 mem_expr_equal_p): Move here from rtl.h.
775 (get_insns, set_first-insn, get_last_insn, set_last_insn, get_max_uid):
776 Move here from emit-rtl.c; make inline.
777 * cfglayout.h: Include emit-rtl.h.
778 * rtl.h (gen_blockage, gen_rtvec, copy_insn_1, copy_insn,
779 gen_int_mode, emit_copy_of_insn_after, set_reg_attrs_from_value,
780 set_reg_attrs_for_parm, set_reg_attrs_for_decl_rtl, adjust_reg_mode,
781 mem_expr_equal_p, get_insns, set_first-insn,
782 get_last_insn, set_last_insn, get_max_uid): Move to emit-rtl.h.
783 * reg-stack.c: Include emit-rtl.h.
786 2010-06-01 Jan Hubicka <jh@suse.cz>
788 * cgraph.h (tree_function_versioning): Update prototype.
789 (cgraph_function_versioning): Update prototype.
790 * cgraphunit.c (cgraph_copy_node_for_versioning): Accept bbs_to_copy
792 (cgraph_function_versioning): Accept new_entry_block and bbs_to_copy.
793 (cgraph_materialize_clone, save_inline_function_body): Update use of
794 tree_function_versioning.
795 * tree-inline.c (copy_bb): Look for previous copied block to link
796 after; fix debug output.
797 (copy_cfg_body): Accept new_entry_block and bbs_to_copy.
798 (copy_body): Likewise.
799 (expand_call_inline): Update use of copy_body.
800 (tree_function_versioning): Update use of copy body; accept
801 blocks_to_copy and new_entry.
803 2010-06-01 Jan Hubicka <jh@suse.cz>
805 * gegenrtl.c: Remove unnecesary prototypes.
807 (gendef): Produce static inline.
809 (main): Do not decode parameters; generate header only.
810 * Makefile.in (genrtl.c): Remove.
812 2010-06-01 Jan Hubicka <jh@suse.cz>
814 * tree-switch-conversion.c (build_one_array): Make it readonly.
816 2010-06-01 Richard Guenther <rguenther@suse.de>
818 * optabs.c (init_optabs): Guard all accesses to reinit.
819 * ipa-pure-const.c (propagate): Fix another typo.
820 * opts.c (common_handle_option): Split assignment to bool.
821 * c-opts.c (c_common_handle_option): Likewise.
823 2010-06-01 Arnaud Charlet <charlet@adacore.com>
824 Matthew Gingell <gingell@adacore.com>
826 * doc/invoke.texi: Mention -fdump-ada-spec.
827 * tree-dump.c (dump_files): Add ada-spec.
828 (FIRST_AUTO_NUMBERED_DUMP): Bump to 8.
829 * tree-pass.h (tree_dump_index): Add TDI_ada.
830 * gcc.c: Add support for -C without -E and for -fdump-ada-spec.
831 (cpp_unique_options): Do not reject -C or -CC when -E isn't present.
832 (default_compilers) <@c-header>: Allow -fdump-ada-spec on header files.
833 * c-decl.c: Include c-ada-spec.h.
834 (collect_source_ref_cb, collect_all_refs, for_each_global_decl): New
836 (c_write_global_declarations): Add handling of -fdump-ada-spec.
837 * c-lex.c (c_lex_with_flags): Add handling of CPP_COMMENT.
838 * Makefile.in (C_AND_OBJC_OBJS): Add c-ada-spec.o.
839 * c-ada-spec.h, c-ada-spec.c: New files.
841 2010-06-01 Richard Guenther <rguenther@suse.de>
844 * ipa-pure-const.c (get_function_state): Hand back varying state
845 if we do not have one.
846 (has_function_state): New function.
847 (duplicate_node_data): Adjust.
848 (remove_node_data): Likewise.
849 (pure_const_write_summary): Likewise.
850 (propagate): Likewise. Fix typo.
852 2010-06-01 Jan Hubicka <jh@suse.cz>
854 * tree-cfg.c (verify_stmt): Do not skip could_throw test.
855 * passes.c (execute_function_todo): Do not make implicit verify_ssa.
856 (execute_all_ipa_transforms): Do not play with the states.
858 2010-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
860 * config/arm/t-linux-androideabi: New.
861 * config.gcc (arm*-*-linux-androideabi): Include multilib configuration.
863 2010-06-01 Jan Hubicka <jh@suse.cz>
865 * tree-inline.c (estimate_num_insns): For stdarg functions look
866 into call statement to count cost of argument passing.
868 2010-06-01 Kai Tietz <kai.tietz@onevision.com>
870 * config/i386.c (ix86_output_addr_vec_elt): Make LPREFIX
871 argument for fprintf.
872 (ix86_output_addr_diff_elt): Likewise.
873 (x86_function_profiler): Likewise.
874 * config/cygming.h (LOCAL_LABEL_PREFIX): Fix for x64 no-underscore.
876 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
878 2010-05-31 Jakub Jelinek <jakub@redhat.com>
881 * config/i386/sse.md (fma4i_fmadd<mode>4256, fma4i_fmsub<mode>4256,
882 fma4i_fnmadd<mode>4256, fma4i_fnmsub<mode>4256, fma4i_fmadd<mode>4,
883 fma4i_fmsub<mode>4, fma4i_fnmadd<mode>4, fma4i_fnmsub<mode>4,
884 fma4i_vmfmadd<mode>4, fma4i_vmfmsub<mode>4, fma4i_vmfnmadd<mode>4,
885 fma4i_vmfnmsub<mode>4, fma4i_fmaddsubv8sf4, fma4i_fmaddsubv4df4,
886 fma4i_fmaddsubv4sf4, fma4i_fmaddsubv2df4, fma4i_fmsubaddv8sf4,
887 fma4i_fmsubaddv4df4, fma4i_fmsubaddv4sf4, fma4i_fmsubaddv2df4):
888 Guard only with TARGET_FMA4 instead of TARGET_FMA4 &&
891 2010-05-31 Jan Hubicka <jh@suse.cz>
893 * tree.h (tree_range_check_failed): Declare noreturn.
895 2010-05-31 Jan Hubicka <jh@suse.cz>
897 * gimple.c (gimple_call_builtin_p): New function.
898 * gimple.h (gimple_call_builtin_p): Declare.
899 * tree-cfg.c (make_edges): Produce edge from BUILT_IN_RETURN
901 (execute_warn_function_return): BUILT_IN_RETURN is return.
902 (split_critical_edges): Return edges are not critical.
903 (is_ctrl_altering_stmt): Builtin_in_return is altering.
904 (gimple_verify_flow_info): Handle built_in_return.
905 (execute_warn_function_return): Handle built_in_return.
906 * ipa-pure-const.c (check_call): Ignore builtin_return.
908 2010-05-31 Jakub Jelinek <jakub@redhat.com>
911 * expr.c (expand_assignment): Don't store anything for out-of-bounds
912 array accesses with non-MEM.
914 PR tree-optimization/44182
915 * tree-inline.c (copy_edges_for_bb): Don't split bb if a stmt that
916 newly needs to end a bb is followed by debug stmts, instead return
917 true from the function at the end.
918 (maybe_move_debug_stmts_to_successors): New function.
919 (copy_cfg_body): Call it if copy_edges_for_bb returned true.
921 2010-05-31 Kai Tietz <kai.tietz@onevision.com>
924 * config/i386/cygming.h (SUBTARGET_OVERRIDE_OPTIONS): Handle flag_pic.
926 2010-05-31 Eric Botcazou <ebotcazou@adacore.com>
928 * cgraphunit.c (cgraph_decide_is_function_needed): Really return false
929 for nested functions in non-optimized compilation.
931 2010-05-31 Richard Guenther <rguenther@suse.de>
933 * tree-ssa-structalias.c (find_func_aliases): Handle BUILT_IN_RETURN.
935 2010-05-30 Jan Hubicka <jh@suse.cz>
937 * predict.c (maybe_hot_edge_p): Calls to functions called once is cold.
939 2010-05-30 Richard Guenther <rguenther@suse.de>
942 * tree-eh.c (execute_cleanup_eh_1): Copy from execute_cleanup_eh.
943 (execute_cleanup_eh): Clear DECL_FUNCTION_PERSONALITY if it is
946 2010-05-30 Iain Sandoe <iains@gcc.gnu.org>
948 * config/darwin.c (output_objc_section_asm_op): Add comment.
949 (name_needs_quotes): Add '_' to list of valid comment chars.
950 (machopic_output_function_base_name): Remove unneeded quotes.
951 (darwin_encode_section_info): Adjust asm whitespace.
952 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Adjust asm tabs.
953 (ASM_OUTPUT_LOCAL): Ditto.
954 * config/rs6000/darwin.h (ASM_OUTPUT_COMMON): Ditto.
955 * config/darwin.h (GLOBAL_ASM_OP): Ditto.
956 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Ditto.
958 2010-05-30 Eric Botcazou <ebotcazou@adacore.com>
960 * config/rs6000/rs6000.c (rs6000_output_function_entry): Use
961 RS6000_OUTPUT_BASENAME unconditionally.
962 (rs6000_output_function_epilogue): Likewise.
964 2010-05-30 Jan Hubicka <jh@suse.cz>
966 * toplev.c (wrapup_global_declaration_2): Avoid creation of new varpool
969 2010-05-30 Richard Guenther <rguenther@suse.de>
971 * tree-cfg.c (verify_gimple_assign_single): Implement
972 verification for COND_EXPR rhs.
974 2010-05-30 Jan Hubicka <jh@suse.cz>
976 * cgraph.h (cgraph_dump_file): Declare.
977 * cgraphunit.c (cgraph_dump_file): Export.
978 * ipa.c (dump_cgraph_node_set, dump_varpool_node_set): Be less verbose.
980 2010-05-30 Jan Hubicka <jh@suse.cz>
982 * dwarf2out.c (reference_to_unused,
983 premark_types_used_by_global_vars_helper): Avoid creation of new
986 2010-05-30 Jan Hubicka <jh@suse.cz>
988 * cgraph.h (cgraph_node_cannot_return,
989 cgraph_edge_cannot_lead_to_return): New functions.
990 * cgraph.c (cgraph_node_cannot_return,
991 cgraph_edge_cannot_lead_to_return): Use them.
992 * ipa-pure-const.c (pure_const_names): New static var.
993 (check_call): Handle calls not leading to return.
994 (pure_const_read_summary): Dump info read.
995 (propagate): Dump info about propagation process; ignore side effects
996 of functions not leading to exit; fix handling of pure functions.
998 2010-05-30 Jan Hubicka <jh@suse.cz>
1000 * config/i386/i386.c (pro_epilogue_adjust_stack): Use EBP
1001 for tail call epilogues.
1003 2010-05-30 Jan Hubicka <jh@suse.cz>
1005 * passes.c (ipa_write_optimization_summaries_1, ipa_write_summaries_2,
1006 ipa_read_summaries_1, ipa_read_optimization_summaries_1): Initialize
1009 2010-05-29 Jan Hubicka <jh@suse.cz>
1011 * ipa.c (cgraph_remove_unreachable_node): Walk references of correct
1012 node; remove references in node we no longer keep in cgrpah but need
1015 2010-05-29 Jan Hubicka <jh@suse.cz>
1017 * cgraph.c (cgraph_mark_reachable): Relax check for analyzed nodes.
1019 2010-05-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1022 * config/pa/pa32-linux.h (CTOR_LIST_BEGIN): Mark __CTOR_LIST__ as used.
1024 2010-05-29 Jan Hubicka <jh@suse.cz>
1026 * tree-vrp.c (debug_value_range, debug_all_value_ranges,
1027 debug_asserts_for, debug_all_asserts): Annotate with DEBUG_FUNCTION.
1028 * tree-into-ssa.c (debug_decl_set, debug_defs_stack, debug_currdefs,
1029 debug_tree_ssa, debug_tree_ssa_stats, debug_def_blocks,
1030 debug_names_replaced_by, debug_update_ssa): Likewise.
1031 * sbitmap.c (debug_sbitmap): Likewise.
1032 * genrecog.c (debug_decision, debug_decision_list): Likewise.
1033 * tree-pretty-print.c (debug_generic_expr, debug_generic_stmt,
1034 debug_tree_chain): Likewise.
1035 * tree-loop-distribution.c (debug_rdg_partitions): Likewise.
1036 * cgraph.c (debug_cgraph_node, debug_cgraph): Likewise.
1037 * optabs.c (debug_optab_libfuncs): Likewise.
1038 (verify_loop_closed_ssa): Likewise.
1039 * value-prof.c (verify_histograms): Likewise.
1040 * reload.c (debug_reload_to_stream, debug_reload): Likewise.
1041 * bitmap.c (debug_bitmap_file, debug_bitmap, bitmap_print): Likewise.
1042 * cfghooks.c (verify_flow_info): Likewise.
1043 * fold-const.c (debug_fold_checksum): Likewise.
1044 * omp-low.c (debug_omp_region, debug_all_omp_regions): Likewise.
1045 * cfg.c (debug_regset, debug_flow_info, debug_bb, debug_bb_n):
1047 * omega.c (debug_omega_problem): Likewise.
1048 * cgraphunit.c (verify_cgraph_node, verify_cgraph): Likewise.
1049 * tree-ssa-ccp.c (debug_lattice_value): Likewise.
1050 * dominance.c (verify_dominators, debug_dominance_info,
1051 debug_dominance_tree): Likewise.
1052 * df-core.c (df_insn_uid_debug, df_insn_debug, df_insn_debug_regno,
1053 * df_regno_debug, df_ref_debug,
1054 debug_df_insn, debug_df_reg, debug_df_regno, debug_df_ref,
1055 debug_df_defno, debug_df_useno, debug_df_chain): Likewise.
1056 * tree-ssa-dom.c (debug_dominator_optimization_stats): Likewise.
1057 * sel-sched.c (debug_state): Likewise.
1058 * tree-ssa-alias.c (debug_alias_info, debug_points_to_info_for):
1060 * cfganal.c (print_edge_list, verify_edge_list): Likewise.
1061 * dwarf2out.c (debug_dwarf_die, debug_dwarf): Likewise.
1062 * tree-eh.c (verify_eh_edges, verify_eh_dispatch_edge): Likewise.
1063 * gimple-pretty-print.c (debug_gimple_stmt, debug_gimple_seq):
1065 * c-pretty-print.c (debug_c_tree): Likewise.
1066 * sel-sched-dump.c (debug_insn_rtx, debug_vinsn, debug_expr, debug_insn
1067 debug_av_set, debug_lv_set, debug_ilist, debug_blist,
1068 debug_insn_vector, debug_hard_reg_set, debug_mem_addr_value): Likewise.
1069 * ebitmap.c (debug_ebitmap): Likewise.
1070 * function.c (debug_find_var_in_block_tree): Likewise.
1071 * print-rtl.c (debug_rtx): Likewise.
1072 (debug_rtx_count): Likewise.
1073 (debug_rtx_list, debug_rtx_range, debug_rtx_find): Likewise.
1074 * stor-layout.c (debug_rli): Likewise.
1075 * ipa.c (debug_cgraph_node_set, debug_varpool_node_set): Likewise.
1076 * tree-data-ref.c (debug_data_references,
1077 debug_data_dependence_relations, debug_data_reference,
1078 debug_data_dependence_relation, debug_rdg_vertex,
1079 debug_rdg_component, debug_rdg): Likewise.
1080 * tree-affine.c (debug_aff): Likewise.
1081 * tree-dfa.c (debug_referenced_vars, debug_variable, debug_dfa_stats):
1083 * except.c (debug_eh_tree, verify_eh_tree): Likewise.
1084 * emit-rtl.c (verify_rtl_sharing): Likewise.
1085 * tree-ssa-pre.c (debug_pre_expr, debug_bitmap_set,
1086 debug_value_expressions): Likewise.
1087 * tree-ssa-live.c (debug_scope_block, debug_scope_blocks): Likewise.
1088 * sese.c (debug_rename_map, debug_ivtype_map): Likewise.
1089 * print-tree.c (debug_tree, debug_vec_tree): Likewise.
1090 * cfglayout.c (verify_insn_chain): Likewise.
1091 * graphite-clast-to-gimple.c (debug_clast_name_indexes,
1092 debug_clast_stmt, debug_generated_program): Likewise.
1093 * ggc-page.c (debug_print_page_list): Likewise.
1094 * tree-ssa-ter.c (debug_ter): Likewise.
1095 * graphite-dependences.c (debug_pddr): Likewise.
1096 * sched-deps.c (debug_ds): Likewise.
1097 * tree-ssa.c (verify_ssa): Likewise.
1098 * graphite-poly.c (debug_scattering_function, debug_iteration_domain,
1099 debug_scattering_functions, debug_iteration_domains, debug_pdr,
1100 debug_pdrs, debug_pbb_domain, debug_pbb, debug_scop_context,
1101 debug_scop, debug_cloog, debug_scop_params, debug_lst): Likewise.
1102 * tree-inline.c (debug_find_tree): Likewise.
1103 * graphite-ppl.c (debug_ppl_linear_expr, debug_ppl_polyhedron_matrix,
1104 debug_ppl_powerset_matrix): Likewise.
1105 * var-tracking.c (debug_dv): Likewise.
1106 * system.h (DEBUG_FUNCTION, DEBUG_VARIABLE): Define.
1107 * cfgloop.c (verify_loop_structure): Likewise.
1108 * plugin.c (dump_active_plugins, debug_active_plugins): Likewise.
1109 * c-common.c (verify_sequence_points): Likewise.
1110 * sched-rgn.c (debug_regions, debug_region, debug_candidate,
1111 debug_candidates, debug_rgn_dependencies): Likewise.
1112 * tree-ssa-structalias.c (debug_constraint, debug_constraints,
1113 * debug_constraint_graph, debug_solution_for_var,
1114 debug_sa_points_to_info): Likewise.
1115 * sched-vis.c (debug_insn_slim, debug_bb_slim, debug_bb_n_slim):
1117 * tree-cfg.c (debug_cfg_stats, verify_stmts, debug_function,
1118 debug_loops, debug_loop, debug_loop_num): Likewise.
1119 * passes.c (debug_pass): Likewise.
1120 (dump_properties): Likewise; add cfglayout property.
1121 (debug_properties): Likewise.
1122 * tree-ssa-reassoc.c (debug_ops_vector): Likewise.
1123 * varpool.c (debug_varpool): Likewise.
1124 * regcprop.c (debug_value_data): Likewise.
1125 * tree-ssa-operands.c (verify_imm_links, debug_immediate_uses,
1126 debug_immediate_uses_for): Likewise.
1128 2010-05-29 H.J. Lu <hongjiu.lu@intel.com>
1131 * Makefile.in (build/gencondmd.o): Remove TM_H := $(GTM_H).
1132 Filter out insn-flags.h.
1134 2010-05-29 Jan Hubicka <jh@suse.cz>
1136 * cgraph.h (struct varpool_node_set_def,
1137 struct cgraph_node_set_def): Remove unused AUX pointer.
1138 (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p): Use
1141 2010-05-29 Jan Hubicka <jh@suse.cz>
1144 * ipa-cp.c (ipcp_insert_stage): Replace "clone" by "constprop".
1146 2010-05-29 Richard Guenther <rguenther@suse.de>
1148 * lto-streamer.c (cached_bp): New global variable.
1149 (bitpack_create): Return the cached bitpack, if available.
1150 (bitpack_delete): Clear and cache the bitpack, if appropriate.
1151 (bp_pack_value): Remove redundant asserts.
1153 2010-05-29 Sebastian Pop <sebastian.pop@amd.com>
1156 * tree-if-conv.c (is_true_predicate): New.
1157 (is_predicated): Use is_true_predicate.
1158 (add_to_predicate_list): Same. Do not use unshare_expr.
1159 (add_to_dst_predicate_list): Same.
1161 2010-05-29 Sebastian Pop <sebastian.pop@amd.com>
1163 * tree-if-conv.c (add_to_dst_predicate_list): Do not use the ->aux
1165 (predicate_bbs): Same.
1166 (clean_predicate_lists): Same.
1167 (find_phi_replacement_condition): Do not AND the predicate from
1170 2010-05-29 H.J. Lu <hongjiu.lu@intel.com>
1173 * Makefile.in (build/gencondmd.o): Add a missing `\'.
1175 2010-05-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1178 config/pa/pa.md (negdf2_slow, negsf2_slow): New patterns.
1179 (negdf2): Adjust expander pattern and use negdf2_slow.
1182 2010-05-29 Nathan Froyd <froydnj@codesourcery.com>
1184 * basic-block.h (struct control_flow_graph): Move last_label_uid field
1186 * df.h (struct df_base_ref): Move regno field up.
1187 * dwarf2out.c (struct dw_fde_struct): Move funcdef_number field down.
1188 * expr.h (struct separate_ops): Move location field up.
1189 * optabs.h (struct optab_d): Move libcall_basename field down.
1190 * config/i386/i386.c (struct ix86_frame): Move red_zone_size up.
1191 * config/i386/i386.h (struct machine_function): Convert call_abi field
1192 into a bitfield. Move cfa field to the end of the structure.
1194 2010-05-29 Jan Hubicka <jh@suse.cz>
1196 * varpool.c (varpool_get_node): Fix lookup.
1198 2010-05-29 Steven Bosscher <steven@gcc.gnu.org>
1200 * config/spu/spu-protos.h: Do not include rtl.h. Protect
1201 RTL specific prototypes with #ifdef RTX_CODE.
1202 * config/spu/spu-c.c: Include c-common.h instead of c-tree.h.
1203 * config/spu/t-spu-elf: Fix dependencies.
1205 * config/t-darwin (darwin-c.o): Remove C_TREE_H dependency.
1207 2010-05-29 Mike Stump <mikestump@comcast.net>
1210 * Makefile.in (build/gencondmd.o): Be sure to use GTM_H instead of
1211 TM_H when building to avoid dependency loops.
1213 2010-05-29 Jan Hubicka <jh@suse.cz>
1215 * cgraphunit.c (cgraph_materialize_clone): Only remove calles,
1216 refs and body; not the whole node for masters of materialized
1219 2010-05-29 Mike Stump <mikestump@comcast.net>
1221 * config/rs6000/rs6000-c.c: Remove c-tree.h include.
1223 2010-05-29 Jan Hubicka <jh@suse.cz>
1225 * cgraph.c (clone_function_name): Take SUFFIX argument; export.
1226 (cgraph_create_virtual_clone): Take SUFFIX argument; udpate
1227 use of clone_function_name.
1228 * cgraph.h (cgraph_create_virtual_clone,
1229 cgraph_function_versioning): update prototypes.
1230 (clone_function_name): Declare.
1231 * ipa-cp.c (ipcp_insert_stage): Update call of
1232 cgraph_create_virtual_clone.
1233 * omp-low.c (create_omp_child_function_name): Use
1234 cgraph_create_virtual_clone.
1235 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix edges updating.
1236 (cgraph_function_versioning): Take SUFFIX argument; produce new name
1237 and make decl local.
1239 2010-05-29 Steven Bosscher <steven@gcc.gnu.org>
1241 * vec.h: Include statistics.h
1242 * Makefile.in: Introduce VEC_H. Replace all vec.h dependencies
1245 2010-05-29 Steven Bosscher <steven@gcc.gnu.org>
1247 * c-lex.c: Do not include c-tree.h.
1248 * c-pretty-print.c: Likewise.
1249 * c-opts.c: Likewise.
1250 * c-gimplify.c: Likewise.
1251 * c-common.c: Likewise.
1252 * c-dump.c: Likewise. Include c-common.h.
1254 2010-05-29 Steven Bosscher <steven@gcc.gnu.org>
1256 * c-common.h (GCC_DIAG_STYLE): Define earlier in the file,
1257 before including diagnostic-core.h.
1258 (c_cpp_error): New prototype moved from c-tree.h.
1259 Use ATTRIBUTE_GCC_DIAG instead of ATTRIBUTE_GCC_CDIAG.
1260 * c-tree.h (ATTRIBUTE_GCC_CDIAG): Remove define.
1261 (pedwarn_c90, perwarn_c99): Use ATTRIBUTE_GCC_DIAG instead.
1262 (c_cpp_error): Prototype moved to c-common.h.
1263 * Makefile.in: Update dependency for C_COMMON_H.
1265 2010-05-29 Steven Bosscher <steven@gcc.gnu.org>
1267 * c-common.h: Add FIXME for awkward split of c_register_addr_space.
1268 * c-common.c (c_register_addr_space): Remove here.
1269 * c-decl.c (c_register_addr_space): Re-add here.
1271 2010-05-28 Mike Stump <mikestump@comcast.net>
1273 * config/darwin-c.c: Remove c-tree.h include.
1275 2010-05-28 Joseph Myers <joseph@codesourcery.com>
1277 * gcc.c: Include diagnostic.h.
1278 (error_count): Remove. All users changed to use errorcount.
1279 (programname): Remove. All users changed to use progname.
1280 (fancy_abort, internal_error, fatal_error, error, warning, inform,
1282 (execute): Don't include "Internal error" and bug reporting
1283 information in argument of internal_error call.
1284 (process_command): Don't increment error_count after calling
1286 (input_filename): Rename to gcc_input_filename. All users
1288 (main): Call diagnostic_initialize. Register delete_temp_files
1289 with atexit. Use seen_error to test for errors.
1290 * gcc.h: Include diagnostic-core.h.
1291 (fatal_error, error, warning): Remove.
1292 * Makefile.in (GCC_H): Add $(DIAGNOSTIC_CORE_H).
1293 (GCC_OBJS): Add diagnostic.o, pretty-print.o and input.o.
1294 (gcc.o): Update dependencies.
1296 2010-05-28 Jeff Law <law@redhat.com>
1298 * ira.c (ira_bad_reload_regno, ira_build_reload_regno_1): New
1300 * ira.h (ira_bad_reload_regno): Declare
1301 * reload1.c (allocate_reload_reg): Use ira_bad_reload_regno.
1303 * ira-color.c (update_curr_costs): Free updated hard reg costs.
1304 (ira_reassign_conflict_allocnos): Remove bogus asserts.
1305 (allocno_reload_assign): Likewise.
1307 2010-05-28 Nathan Froyd <froydnj@codesourcery.com>
1309 * tree-vect-stmts.c (vectorizable_assignment): Call build1 instead of
1312 2010-05-28 Richard Guenther <rguenther@suse.de>
1315 * lto-streamer-in.c (unpack_ts_fixed_cst_value_fields):
1316 Stream fixed-point constants mode.
1317 (unpack_ts_type_value_fields): Fix width of TYPE_MODE
1319 * lto-streamer-out.c (pack_ts_fixed_cst_value_fields):
1320 Stream fixed-point constants mode.
1321 (pack_ts_function_decl_value_fields): Fix width of TYPE_MODE
1324 2010-05-28 Sebastian Pop <sebastian.pop@amd.com>
1326 * tree-scalar-evolution.c (set_nb_iterations_in_loop): Inlined in the
1327 only place it was called from.
1328 (number_of_latch_executions): Do not return chrec_dont_know when the
1329 may_be_zero is a runtime condition: instead, return a COND_EXPR
1330 including the may_be_zero condition.
1331 * cfgloop.h (struct loop): Add a note on COND_EXPRs to the comment
1333 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Handle
1336 2010-05-28 Sebastian Pop <sebastian.pop@amd.com>
1338 * tree-if-conv.c (replace_phi_with_cond_gimple_assign_stmt): Don't
1339 generate COND_EXPRs for degenerate_phi_result.
1341 2010-05-28 Sebastian Pop <sebastian.pop@amd.com>
1344 * tree-if-conv.c (if_convertible_loop_p): Check the
1345 if-convertibility of phi nodes in non predicated BBs.
1347 2010-05-28 Joseph Myers <joseph@codesourcery.com>
1349 * gcc.c (error, warning, inform): Remove duplicate ": " in output.
1351 2010-05-28 Joseph Myers <joseph@codesourcery.com>
1354 * gcc.c (inform, warning, inform): New functions.
1355 (fatal_ice): Rename to internal_error; change cmsgid parameter to
1356 gmsgid. All callers changed.
1357 (notice): Rename to fnotice; add parameter fp. All callers
1359 (fatal_error): Rename to fatal_signal. All users changed.
1360 (fatal): Rename to fatal_error; change cmsgid parameter to
1361 gmsgid. All callers changed.
1362 (process_command): Use warning instead of error for warnings.
1363 (end_going_arg): Don't use _() around argument of error.
1364 (do_spec_1): Use inform for message from %n specs. Use warning
1365 instead of error for warnings.
1366 (main): Use inform for comparison messages. Use warning for
1367 message about unused linker input.
1368 (error): Increment error_count. Print "error: ".
1369 * gcc.h (fatal): Change to fatal_error.
1371 * config/darwin-driver.c (darwin_default_min_version): Use warning
1372 instead of fprintf for warnings.
1373 * cppspec.c (lang_specific_driver): Use fatal_error instead of
1376 2010-05-28 Julian Brown <julian@codesourcery.com>
1378 * config/arm/thumb2.md (*thumb2_addsi3_compare0): New.
1379 (*thumb2_addsi3_compare0_scratch): New.
1380 * config/arm/constraints.md (Pv): New.
1381 * config/arm/arm.md (*addsi3_compare0): Remove FIXME comment. Use
1383 (*addsi3_compare0_scratch): Likewise.
1385 2010-05-28 Jan Hubicka <jh@suse.cz>
1387 * ipa-reference.c (add_static_var): Remove redundant all_module_statics
1389 (ipa_reference_write_optimization_summary): Call is_proper_for_analysis
1390 only on local statics.
1392 2010-05-28 Iain Sandoe <iains@gcc.gnu.org>
1394 * config.gcc (*-*-darwin*): Adjust t-make fragments for Darwin.
1396 2010-05-28 Maxim Kuvyrkov <maxim@codesourcery.com>
1399 * config/alpha/linux.h, config/rs6000/linux.h, config/rs6000/linux64.h
1400 (OPTION_GLIBC): Define.
1402 2010-05-28 Jakub Jelinek <jakub@redhat.com>
1405 * dwarf2out.c (double_int_type_size_in_bits): New function.
1406 (round_up_to_align): Change first argument and return value to
1408 (field_byte_offset): Work internally on double_ints.
1411 * builtins.c (expand_movstr): Use a temporary pseudo instead
1412 of target even when target is not NULL and not const0_rtx, but
1413 fails movstr predicate.
1414 * config/m32c/blkmov.md (movstr): Add predicate to first operand.
1416 2010-05-28 Joseph Myers <joseph@codesourcery.com>
1418 * final.c (rest_of_clean_state): Use %m in errors instead of
1420 * gengtype.c (read_input_list, close_output_files): Use xstrerror
1421 instead of strerror.
1422 * toplev.c (process_options): Use %m in errors instead of strerror
1424 * tree-dump.c (dump_begin): Use %m in errors instead of strerror
1427 2010-05-28 Uros Bizjak <ubizjak@gmail.com>
1429 * config/i386/i386.c (ix86_fn_abi_va_list): Make static.
1430 (ix86_canonical_va_list_type): Make static. Add declaration.
1431 (ix86_enum_va_list): Make static. Reindent.
1432 * config/i386/i386-protos.h (ix86_fn_abi_va_list): Remove declaration.
1433 (ix86_canonical_va_list_type): Ditto.
1434 (ix86_enum_va_list): Ditto.
1436 2010-05-28 Richard Guenther <rguenther@suse.de>
1438 * lto-wrapper.c (run_gcc): With -save-temps generate a
1439 user-visible ltrans filename. Fixup ltrans unit numbering.
1441 2010-05-28 Kai Tietz <kai.tietz@onevision.com>
1443 * c-common.c (c_common_nodes_and_builtins): Replace use
1444 of TARGET_ENUM_VA_LIST by target hook enum_va_list.
1445 * config/i386/i386.c (TARGET_ENUM_VA_LIST_P): Hook
1446 to ix86_enum_va_list.
1447 * config/i386/i386.h (TARGET_ENUM_VA_LIST): Removed.
1448 * doc/tm.texi (TARGET_ENUM_VA_LIST): Removed.
1449 (TARGET_ENUM_VA_LIST_P): Add hook description.
1450 * target-def.h (TARGET_ENUM_VA_LIST_P): Added.
1451 * target.h (gcc_target): Add enum_va_list hook.
1454 * config/i386/t-cygming: Adjust header dependencies for winnt-cxx.c.
1455 * config/i386/winnt-cxx.c (IN_GCC_FRONTEND): Remove undefine.
1456 * config/i386/winnt.c (IN_GCC_FRONTEND): Likewise.
1458 2010-05-28 Alan Modra <amodra@gmail.com>
1461 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Use
1462 emit_library_call machinery to set up __tls_get_addr calls.
1464 2010-05-28 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1466 * config/s390/s390.md (movqi): Fix typo ('*' -> '#').
1468 2010-05-28 Dodji Seketeli <dodji@redhat.com>
1470 Revert fix for PR c++/44188
1471 * c-common.c (is_typedef_decl): Revert the moving of this
1473 * tree.c (is_typedef_decl): ... here.
1474 (typdef_variant_p): Revert the moving of this definition
1475 here from gcc/cp/tree.c.
1476 * c-common.h (is_typedef_decl): Revert the moving of this
1478 * tree.h (is_typedef_decl): ... here.
1479 (typedef_variant_p): Revert the moving of this declaration here
1480 from gcc/cp/cp-tree.h
1481 * dwarf2out.c (is_naming_typedef_decl): Revert this new function.
1482 (gen_tagged_type_die): Revert the splitting out of ...
1483 (gen_type_die_with_usage): ... this function. Revert the anonymous
1484 tagged type handling.
1485 (gen_typedef_die): Revert emitting DW_TAG_typedef for
1486 typedefs naming anonymous tagged types.
1488 2010-05-28 Segher Boessenkool <segher@kernel.crashing.org>
1490 * config/rs6000/rs6000-modes.def (PSImode): Delete.
1492 2010-05-28 Segher Boessenkool <segher@kernel.crashing.org>
1494 * config/rs6000/constraints.md ("z" constraint): Change to CA_REGS.
1495 * config/rs6000/predicates.md: Change XER_REGNO_P to CA_REGNO_P
1497 * config/rs6000/rs6000.c (rs6000_reg_names, alt_reg_names): Change
1499 Change XER_REGNO_P to CA_REGNO_P, XER_REGNO to CA_REGNO, and
1500 XER_REGS to CA_REGS throughout.
1501 * config/rs6000/rs6000.h: Same.
1502 (ADDITIONAL_REGISTER_NAMES): Add "xer".
1503 * config/rs6000/rs6000.md: Change XER_REGNO to CA_REGNO. Document
1504 that mode_iterator "P" is the size for arithmetic carries as well.
1505 * doc/md.texi (rs6000 section, "z" constraint): Fix documentation.
1507 2010-05-28 Jakub Jelinek <jakub@redhat.com>
1510 * combine.c (struct rtx_subst_pair): Define unconditionally.
1511 (propagate_for_debug_subst): Likewise. If not AUTO_INC_DEC,
1512 copy_rtx pair->to instead of cleanup_auto_inc_dec it.
1513 Call make_compound_operation on pair->to.
1514 (propagate_for_debug): Don't call make_compound_operation here.
1515 Always use simplify_replace_fn_rtx.
1517 2010-05-27 Sterling Augustine <sterling@tensilica.com>
1519 * doc/invoke.texi (xtensa options): Add -mforce-no-pic.
1520 * config/xtensa/xtensa.c (override_options): Check
1521 TARGET_FORCE_NO_PIC and set flag_pic.
1522 * config/xtensa/xtensa.opt: Document -mforce-no-pic
1524 2010-05-27 Kai Tietz <kai.tietz@onevision.com>
1527 * config/i386/winnt.c (IN_GCC_FRONTEND): Undefine.
1528 * config/i386/winnt-cxx.c (IN_GCC_FRONTEND): Likewise.
1530 2010-05-27 Joseph Myers <joseph@codesourcery.com>
1532 * diagnostic-core.h: New. Contents moved from diagnostic.h and
1534 * diagnostic.c: Don't include toplev.h.
1535 (progname): Define. Moved from toplev.c.
1536 (seen_error): New function.
1537 * diagnostic.h: Include diagnostic-core.h.
1538 (diagnostic_t, emit_diagnostic): Don't declare here.
1539 * toplev.c (progname): Move to toplev.c.
1540 (emit_debug_global_declarations, compile_file, finalize,
1541 do_compile, toplev_main): Use seen_error.
1542 * toplev.h: Include diagnostic-core.h.
1543 (trim_filename, GCC_DIAG_STYLE, ATTRIBUTE_GCC_DIAG,
1544 internal_error, warning, warning_at, error, error_n, error_at,
1545 fatal_error, pedwarn, permerror, sorry, inform, inform_n,
1546 verbatim, fnotice, progname): Move to diagnostic-core.h.
1547 * builtins.c: Include diagnostic-core.h instead of diagnostic.h.
1548 (expand_builtin_expect): Use seen_error.
1549 * c-decl.c: Include diagnostic-core.h instead of diagnostic.h.
1550 (c_make_fname_decl, c_write_global_declarations): Use seen_error.
1551 * c-format.c: Include diagnostic-core.h instead of diagnostic.h.
1552 * c-gimplify.c: Include diagnostic-core.h instead of diagnostic.h.
1553 * c-lang.c: Include diagnostic-core.h instead of diagnostic.h.
1554 * c-lex.c (c_lex_with_flags, interpret_float): Don't increment
1555 errorcount for errors.
1556 * c-opts.c (c_common_finish): Use seen_error.
1557 * cgraph.c: Include diagnostic-core.h instead of diagnostic.h.
1558 * cgraphunit.c (verify_cgraph_node, verify_cgraph,
1559 cgraph_output_pending_asms, cgraph_optimize): Use seen_error.
1560 * coverage.c: Include diagnostic-core.h instead of diagnostic.h.
1561 (get_coverage_counts): Use seen_error.
1562 * dwarf2out.c (dwarf2out_finish): Use seen_error.
1563 * gimplify.c (gimplify_var_or_parm_decl, gimple_push_cleanup,
1564 gimplify_body): Use seen_error.
1565 * ipa-inline.c (cgraph_early_inlining): Use seen_error.
1566 * ipa-pure-const.c (gate_pure_const): Use seen_error.
1567 * ipa-reference.c (gate_reference): Use seen_error.
1568 * jump.c: Include diagnostic-core.h instead of diagnostic.h.
1569 * lambda-code.c: Include diagnostic-core.h instead of
1571 * lto-cgraph.c: Include diagnostic-core.h instead of diagnostic.h.
1572 * lto-compress.c: Include diagnostic-core.h instead of
1574 * lto-section-in.c: Include diagnostic-core.h instead of
1576 * lto-streamer-out.c: Include diagnostic-core.h instead of
1578 * lto-streamer.c: Include diagnostic-core.h instead of
1580 (gate_lto_out): Use seen_error.
1581 * matrix-reorg.c: Include diagnostic-core.h instead of
1583 * omega.c: Include diagnostic-core.h instead of diagnostic.h.
1584 * omp-low.c: Include diagnostic-core.h instead of diagnostic.h.
1585 (gate_expand_omp, lower_omp_1): Use seen_error.
1586 * passes.c: Include diagnostic-core.h instead of diagnostic.h.
1587 (rest_of_decl_compilation, rest_of_type_compilation,
1588 gate_rest_of_compilation, ipa_write_summaries): Use seen_error.
1589 * tree-cfg.c (label_to_block_fn): Use seen_error.
1590 * tree-inline.c (optimize_inline_calls): Use seen_error.
1591 * tree-mudflap.c (mudflap_finish_file): Use
1593 * tree-optimize.c (gate_all_optimizations,
1594 gate_all_early_local_passes, gate_all_early_optimizations): Use
1596 * tree-ssa-structalias.c (gate_ipa_pta): Use seen_error.
1597 * varpool.c: Include diagnostic-core.h instead of diagnostic.h.
1598 (varpool_remove_unreferenced_decls,
1599 varpool_assemble_pending_decls): Use seen_error.
1600 * Makefile.in (DIAGNOSTIC_CORE_H): Define.
1601 (TOPLEV_H, DIAGNOSTIC_H): Update.
1602 (c-decl.o, c-lang.o, c-format.o, lto-compress.o, lto-cgraph.o,
1603 lto-streamer-out.o, lto-section-in.o, lto-streamer.o,
1604 c-gimplify.o, omp-low.o, omega.o, diagnostic.o, passes.o,
1605 builtins.o, jump.o, cgraph.o, varpool.o, matrix-reorg.o,
1606 coverage.o, lambda-code.o): Update dependencies.
1608 2010-05-25 Dodji Seketeli <dodji@redhat.com>
1611 * c-common.c (is_typedef_decl): Move this definition ...
1612 * tree.c (is_typedef_decl): ... here.
1613 (typdef_variant_p): Move definition here from gcc/cp/tree.c.
1614 * c-common.h (is_typedef_decl): Move this declaration ...
1615 * tree.h (is_typedef_decl): ... here.
1616 (typedef_variant_p): Move declaration here from gcc/cp/cp-tree.h
1617 * dwarf2out.c (is_naming_typedef_decl): New function.
1618 (gen_tagged_type_die): Split out of ...
1619 (gen_type_die_with_usage): ... this function. When an anonymous
1620 tagged type is named by a typedef, make sure a DW_TAG_typedef DIE
1621 is emitted for the typedef.
1622 (gen_typedef_die): Emit DW_TAG_typedef also for typedefs naming
1623 anonymous tagged types.
1625 2010-05-27 Jason Merrill <jason@redhat.com>
1627 * print-tree.c (debug_vec_tree): New fn.
1628 (print_vec_tree): New fn.
1629 * tree.h: Declare them.
1630 * gdbinit.in (pvt): New command.
1632 * print-tree.c (print_node) [TREE_VEC]: Print elements normally.
1634 * gdbinit.in (pdd): New command.
1636 2010-05-27 Jan Hubicka <jh@suse.cz>
1638 * ipa-inline.c (cgraph_estimate_size_after_inlining): Make inline.
1639 (update_caller_keys): Return early if there are no callers;
1640 only update fibheap when decresing the key.
1641 (update_callee_keys): Avoid recursion.
1642 (decide_inlining_of_small_functions): When badness does not match;
1643 re-insert into fibheap.
1645 2010-05-27 Steven Bosscher <steven@gcc.gnu.org>
1647 * Makefile.in (ALL_CFLAGS): Add file-specific CFLAGS.
1648 (ALL_HOST_FRONTEND_OBJS): New, for all front-end specific objects.
1649 (ALL_HOST_BACKEND_OBJS): New, for all backend and target objects.
1650 (ALL_HOST_OBJS): Now a union of the above two.
1651 <section "Language makefile fragments">: Add -DIN_GCC_FRONTEND for
1652 all files in ALL_HOST_FRONTEND_OBJS.
1653 * system.h: Poison GCC_RTL_H if IN_GCC_FRONTEND is defined.
1655 * c-common.c: Pretend to be a backend file by undefining
1656 IN_GCC_FRONTEND (still need rtl.h here).
1658 2010-05-27 Jan Hubicka <jh@suse.cz>
1660 * cgraph.h (struct cgraph_node): Mark former_clone_of by GTY ((skip)).
1661 * cgraphunit.c (clone_of_p): Compile only when checking is enabled.
1663 2010-05-27 Jan Hubicka <jh@suse.cz>
1665 * sched-ebb.c: Rename struct deps to struct deps_desc.
1667 * sel-sched-ir.c: Likewise.
1668 * sched-deps.c: Likewise.
1669 * sched-int.h: Likewise.
1670 * sched-rgn.c: Likewise.
1672 2010-05-27 Jon Beniston <jon@beniston.com>
1675 * config/lm32/lm32.h: Remove definition of
1676 GO_IF_MODE_DEPENDENT_ADDRESS. Update copyright year.
1678 2010-05-27 Eric Botcazou <ebotcazou@adacore.com>
1681 * dwarf2out.c (dwarf2out_begin_prologue): Fix nits in sorry message.
1683 2010-05-27 Richard Guenther <rguenther@suse.de>
1685 PR tree-optimization/44284
1686 * tree-vect-stmts.c (vectorizable_assignment): Handle
1687 sign-changing conversions as simple copy.
1689 2010-05-27 Maxim Kuvyrkov <maxim@codesourcery.com>
1691 * gthr-posix.h (pthread_cancel): Don't declare if compiling against
1693 (__gthread_active_p): Check for pthread_create if compiling against
1696 2010-05-27 Maxim Kuvyrkov <maxim@codesourcery.com>
1698 Support compilation for Android platform. Reimplement -mandroid.
1700 * config.gcc (*linux*): Include linux-android.h and linux-android.opt.
1701 (*android*): Set ANDROID_DEFAULT.
1702 (arm*-*-linux*): Include linux-android.h.
1703 (arm*-*-eabi*): Don't include previous -mandroid implementation.
1704 * config/arm/eabi.h: Remove, move Android-specific parts ...
1705 * config/linux-android.h: ... here. New file.
1706 * config/arm/eabi.opt: Rename to ...
1707 * config/linux-android.opt: ... this.
1708 (mandroid): Allow -mno-android option. Initialize based on
1710 * config/linux.h (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC, LIB_SPEC):
1711 Move logic to corresponding LINUX_TARGET_* macros.
1712 (TARGET_OS_CPP_BUILTINS): Define __ANDROID__, when appropriate.
1713 * config/linux-eabi.h (LINK_SPEC, CC1_SPEC, CC1PLUS_SPEC, LIB_SPEC,)
1714 (STARTFILE_SPEC, ENDFILE_SPEC): Define to choose between Linux and
1715 Android definitions.
1716 (LINUX_TARGET_OS_CPP_BUILTINS): Define __ANDROID__ if TARGET_ANDROID.
1717 * doc/invoke.texi (-mandroid, -tno-android-cc, -tno-android-ld):
1720 2010-05-27 Maxim Kuvyrkov <maxim@codesourcery.com>
1722 Add support for Bionic C library
1724 * config.gcc (LIBC_GLIBC, LIBC_BIONIC, LIBC_UCLIBC): New tm_define
1726 (DEFAULT_LIBC): New tm_define macro set to one of LIBC_*.
1727 (bfin*-uclinux, moxie-*-uclinux*, m68k-*-uclinux*): Update.
1729 * config/linux.h (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC): Define.
1730 (LINUX_TARGET_OS_CPP_BUILTINS): Define __gnu_linux__ only for GLIBC.
1731 (CHOOSE_DYNAMIC_LINKER1, CHOOSE_DYNAMIC_LINKER): Make it easier
1732 to support multiple C libraries. Handle Bionic.
1733 (BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,)
1734 (BIONIC_DYNAMIC_LINKER64): Define.
1735 (LINUX_DYNAMIC_LINKER, LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64):
1737 (TARGET_HAS_SINCOS): Enable for Bionic.
1739 * config/linux.opt: Rewrite to handle more than 2 C libraries. Make
1740 the last option specified on command line take effect.
1741 (linux_uclibc): Rename to linux_libc, initialize using DEFAULT_LIBC.
1743 (mglibc, muclibc): Update.
1745 * config/alpha/linux-elf.h, config/rs6000/linux64.h,
1746 * config/rs6000/sysv4.h (CHOOSE_DYNAMIC_LINKER): Update to use
1749 * doc/invoke.texi (-mglibc, -muclibc): Update.
1750 (-mbionic): Document.
1752 2010-05-27 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1754 * c-common.h (c_register_addr_space): Add prototype.
1755 (ADDR_SPACE_KEYWORD): Remove.
1756 * c-common.c (c_register_addr_space): New function.
1757 (c_addr_space_name): Reimplement.
1758 (c_common_reswords): Do not include TARGET_ADDR_SPACE_KEYWORDS.
1760 * config/spu/spu.h (TARGET_ADDR_SPACE_KEYWORDS): Remove.
1761 (REGISTER_TARGET_PRAGMAS): Call c_register_addr_space.
1763 * doc/tm.texi (Named Address Spaces): Mention c_register_addr_space.
1764 Remove TARGET_ADDR_SPACE_KEYWORDS.
1766 2010-05-27 Joseph Myers <joseph@codesourcery.com>
1768 * input.c: New file.
1769 * input.h (main_input_filename): Move declaration to toplev.h.
1770 * toplev.c (input_location, line_table): Move to input.c
1771 * toplev.h (main_input_filename): Move declaration from input.h.
1772 * tree.c (expand_location): Move to input.c.
1773 * Makefile.in (OBJS-common): Add input.o.
1774 (input.o): Add dependencies.
1776 2010-05-27 Richard Guenther <rguenther@suse.de>
1778 * lto-wrapper.c (maybe_unlink_file): Ignore unlink failure
1779 for non-existant files.
1780 (fork_execute): Mark args_name file as deleted.
1782 2010-05-27 Kai Tietz <kai.tietz@onevision.com>
1785 * c-lex.c (narrowest_unsigned_type): Check for NULL_TREE.
1786 (narrow_signed_type): Likewise.
1788 2010-05-26 Jan Hubicka <jh@suse.cz>
1790 * cgraphunit.c (verify_cgraph_node): Do checking that DECL match
1791 edge only when checking is enabled; check using former_clone_of;
1792 check inline clones too.
1793 (cgraph_materialize_clone): Record former_clone_of pointer.
1794 (cgraph_redirect_edge_call_stmt_to_callee): Assert that we are not
1795 combining redirections; dump args_to_skip bitmap
1796 (cgraph_materialize_all_clones): Do no redirection here.
1797 * ipa-inline.c (inline_transform): Do redirection here.
1798 * cgraph.h (struct cgraph_node): Add former_clone_of filed (enabled
1801 2010-05-26 Steven Bosscher <steven@gcc.gnu.org>
1803 * config/avr/avr-c.c: Do not include regs.h.
1804 Include cpplib.h for cpp_define and tree.h for c-common.h.
1805 * config/avr/avr-devices.c (avr_mcu_types): Fix initializer.
1806 * config/avr/t-avr: Fix dependencies for avr-c.o.
1808 2010-05-26 Steven Bosscher <steven@gcc.gnu.org>
1810 * explow.c (set_stack_check_libfunc): Adjust to accept name as a
1811 string instead of SYMBOL_REF rtx.
1812 * rtl.h (set_stack_check_libfunc): Move prototype from here...
1813 * libfuncs.h: ...to here. Adjust for explow.c change.
1815 2010-05-26 Joseph Myers <joseph@codesourcery.com>
1817 * pretty-print.c: Don't include ggc.h.
1818 (identifier_to_locale_alloc, identifier_to_locale_free): Define.
1819 (identifier_to_locale): Use them for allocation.
1820 * pretty-print.h (identifier_to_locale_alloc,
1821 identifier_to_locale_free): Declare.
1822 * toplev.c (alloc_for_identifier_to_locale): New.
1823 (general_init): Set identifier_to_locale_alloc and
1824 identifier_to_locale_free.
1825 * Makefile.in (pretty-print.o): Update dependencies.
1827 2010-05-26 Eric Botcazou <ebotcazou@adacore.com>
1829 * gimple.c (gimple_types_compatible_p): Return 0 for aggregate and
1830 pointer types if they have different alignment or mode.
1832 2010-05-26 Anatoly Sokolov <aesok@post.ru>
1834 * config/sparc/sparc.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
1835 LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
1836 * config/sparc/sparc-protos.h (function_value): Remove declaration.
1837 * config/sparc/sparc.c (sparc_function_value, sparc_libcall_value,
1838 sparc_function_value_regno_p): New functions.
1839 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
1840 TARGET_FUNCTION_VALUE_REGNO_P): Define.
1841 (function_value): Rename to...
1842 (sparc_function_value_1): ... this. Make static. Change 'incoming_p'
1843 argument to 'outgoing'.
1844 (function_arg_record_value, function_arg_union_value,
1845 function_arg_vector_value): Update comment.
1847 2010-05-26 Eric Botcazou <ebotcazou@adacore.com>
1849 * dwarf2out.c (struct dw_fde_struct): Reorder flags.
1850 (fde_needed_for_eh_p): New predicate.
1851 (output_call_frame_info): Use it throughout to decide whether FDEs
1852 are needed for EH purpose.
1853 (dwarf2out_begin_prologue): Reorder assignments.
1855 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
1857 * tree-if-conv.c (if_convertible_gimple_assign_stmt_p): Do not
1858 special case loop->header.
1859 (is_predicated): New.
1860 (if_convertible_loop_p): Call it.
1862 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
1864 * tree-if-conv.c (add_to_dst_predicate_list): Do not pass a statemet
1865 iterator in parameter. Do not generate code during the analysis.
1866 (tree_if_convert_cond_stmt): Removed.
1867 (tree_if_convert_stmt): Removed.
1868 (predicate_bbs): New.
1869 (if_convertible_loop_p): Call predicate_bbs.
1870 (tree_if_conversion): Simplify the top-level logic as predicate_bbs
1871 now contains all the analysis part.
1873 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
1875 * tree-if-conv.c (tree_if_convert_cond_stmt): Do not remove
1876 statements in the analysis part.
1877 (tree_if_convert_stmt): Update comment.
1878 (remove_conditions_and_labels): New.
1879 (combine_blocks): Call remove_conditions_and_labels.
1880 (tree_if_conversion): Update comment.
1882 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
1884 * tree-if-conv.c (if_convertible_bb_p): Don't handle BBs with more
1885 than 2 predecessors or more than 2 successors.
1887 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
1889 * tree-if-conv.c (if_convertible_loop_p): Avoid if-conversion
1890 of loops in which the data dependence analysis fails.
1892 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
1894 * tree-if-conv.c (if_convertible_loop_p): Do not compute/free
1895 CDI_POST_DOMINATORS.
1896 (tree_if_conversion): Same.
1898 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
1900 * tree-if-conv.c (tree_if_conversion): Do not return a bool.
1902 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
1904 * tree-if-conv.c: Update copyright years. Fix comments.
1907 2010-05-26 Kai Tietz <kai.tietz@onevision.com>
1909 * builtin-types.def (BT_INT128): New primitive type.
1910 (BT_UINT128): Likewise.
1911 * c-common.c (c_common_r): Add __int128 keyword.
1912 (c_common_type_for_size): Handle __int128.
1913 (c_common_type_for_mode): Likewise.
1914 (c_common_signed_or_unsigned_type): Likewise.
1915 (c_common_nodes_and_builtins): Add builtin type
1916 if target supports 128-bit integer scalar.
1917 * c-common.h (enum rid): Add RID_INT128.
1918 * c-cppbuiltin.c (c_cpp_builtins): Define __SIZEOF_INT128__
1919 if target supports 128-bit integer scalar.
1920 * c-decl.c (declspecs_add_type): Handle new keyword __int128.
1921 (finish_declspecs): Likewise.
1922 * c-parser.c (c_token_starts_typename): Handle RID_INT128.
1923 (c_token_starts_declspecs): Likewise.
1924 (c_parser_declspecs): Likewise.
1925 (c_parser_attributes): Likewise.
1926 (c_parser_objc_selector): Likewise.
1927 * c-pretty-print.c (pp_c_integer_constant): Handle __int128.
1928 * c-tree.h (enum c_typespec_keyword): Add cts_int128.
1929 * gimple.c (gimple_signed_or_unsigned_type): Handle int128 types.
1930 * tree.c (make_or_reuse_type): Likewise.
1931 (make_unsigned_type): Likewise.
1932 (build_common_tree_nodes_2): Likewise.
1933 * tree.h (enum integer_type_kind): Add itk_int128 and
1934 itk_unsigned_int128.
1935 (int128_integer_type_node): New define.
1936 (int128_unsigned_type_node): New define.
1937 * doc/extend.texi: Add documentation about __int128 type.
1939 2010-05-26 Richard Guenther <rguenther@suse.de>
1941 * tree-ssa-sccvn.c (copy_nary): Adjust.
1942 (copy_phis): Rename to ...
1943 (copy_phi): ... this. Adjust.
1944 (copy_references): Rename to ...
1945 (copy_reference): ... this. Adjust.
1946 (process_scc): Use HTAB_FOR_EACH_ELEMENT to insert the
1947 result into the valid table.
1949 2010-05-26 Steven Bosscher <steven@gcc.gnu.org>
1951 * config/spu/spu-c.c: Do not include function.h, rtl.h, expr.h,
1952 insn-config.h, insn-codes.h, recog.h, and optabs.h.
1954 2010-05-26 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1956 * ggc.h (ggc_min_expand_heuristic, ggc_min_heapsize_heuristic): Remove.
1958 2010-05-26 Richard Guenther <rguenther@suse.de>
1960 * opts.c (common_handle_option): Handle OPT_Ofast.
1962 2010-05-26 Joseph Myers <joseph@codesourcery.com>
1964 * diagnostic.c: Don't include opts.h.
1965 (permissive_error_option): Define.
1966 (diagnostic_initialize): Take n_opts parameter. Allocate memory
1967 for classify_diagnostic. Don't use memset for
1968 classify_diagnostic. Initialize new and recently added fields.
1969 (diagnostic_classify_diagnostic): Use context->n_opts instead of
1971 (diagnostic_report_diagnostic): Pass context parameter to
1972 diagnostic_report_warnings_p. Use option_enabled and option_name
1974 (emit_diagnostic): Use permissive_error_option.
1975 (permerror): Likewise.
1976 * diagnostic.h: Don't include options.h.
1977 (struct diagnostic_context): Add n_opts, opt_permissive,
1978 inhibit_warnings, warn_system_headers, option_enabled and
1979 option_name fields. Change classify_diagnostic to a pointer.
1980 * opts-diagnostic.h: New file.
1981 * opts.c: Include opts-diagnostic.h.
1982 (common_handle_option): Set global_dc fields for -Wfatal-errors,
1983 -Wsystem-headers, -fshow-column, -pedantic-errors and -w.
1984 (option_name): New function.
1985 * c-opts.c (c_common_init_options): Set global_dc->opt_permissive.
1986 (c_common_handle_option): Set global_dc->permissive for
1988 * c-common.c (c_cpp_error): Save and restore
1989 global_dc->warn_system_headers, not variable warn_system_headers.
1990 * toplev.c: Include opts-diagnostic.h.
1991 (general_init): Update call to diagnostic_initialize. Set
1992 global_dc->show_column, global_dc->option_enabled and
1993 global_dc->option_name.
1994 (process_options): Don't set global_dc fields here.
1995 * Makefile.in (DIAGNOSTIC_H): Remove options.h.
1996 (diagnostic.o, opts.o, toplev.o): Update dependencies.
1998 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
2000 * config/picochip/picochip.md (movsi): Split a movsi from a
2003 2010-05-26 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2005 * ggc-zone.c: Update copyright year.
2006 (poison_region): Mark memory for Valgrind as undefined before
2007 memset () call and inaccessible afterwards.
2008 (ggc_pch_total_size): Change type of i to int.
2010 2010-05-26 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2012 * ggc-common.c (ggc_free_overhead): Allow empty slot.
2014 2010-05-26 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2016 * ggc-common.c: Update copyright year.
2017 (ggc_rlimit_bound): Remove prototype. Compile only if
2018 !ENABLE_GC_CHECKING && !ENABLE_GC_ALWAYS_COLLECT.
2019 (ggc_min_heapsize_heuristic): Compile only if !ENABLE_GC_CHECKING
2020 && !ENABLE_GC_ALWAYS_COLLECT. Make static.
2021 (ggc_min_heapsize_heuristic): Likewise.
2023 2010-05-26 Richard Guenther <rguenther@suse.de>
2025 PR rtl-optimization/44164
2026 * tree-ssa-alias.c (aliasing_component_refs_p): Fix the
2027 no-common access-path disambiguation.
2028 (indirect_ref_may_alias_decl_p): Adjust.
2029 (indirect_refs_may_alias_p): Likewise.
2030 (refs_may_alias_p_1): Likewise.
2032 2010-05-26 Steven Bosscher <steven@gcc.gnu.org>
2034 * c-typeck.c: Do not include expr.h.
2036 2010-05-26 Steven Bosscher <steven@gcc.gnu.org>
2038 * rtl.h (decl_default_tls_model): Move prototype from here...
2039 * output.h: ...to here.
2040 * c-decl.c: Do not include rtl.h.
2041 * c-pragma.c: Likewise.
2042 * c-parser.c: Likewise.
2043 * c-gimplify.c: Likewise. And also not hard-reg-set.
2044 * c-common.c: Do not include rtl.h. Include tm_p.h and add a
2045 FIXME note for it. Add a FIXME note for expr.h.
2046 * config/i386/i386-protos.h (ix86_enum_va_list, ix86_fn_abi_va_list,
2047 ix86_canonical_va_list_type): Make visible even if RTX_CODE is not
2050 2010-05-26 Jakub Jelinek <jakub@redhat.com>
2053 * config/rs6000/rs6000.c (rs6000_emit_epilogue): If cfun->calls_alloca
2054 or total_size is larger than red zone size for non-V4 ABI, emit a
2055 stack_tie resp. frame_tie insn before stack pointer restore.
2056 * config/rs6000/rs6000.md (frame_tie): New insn.
2058 2010-05-25 Eric Botcazou <ebotcazou@adacore.com>
2060 * function.h (struct function): Add can_throw_non_call_exceptions bit.
2061 * lto-streamer-in.c (input_function): Stream it in.
2062 * lto-streamer-out.c (output_function): Stream it out.
2063 * function.c (allocate_struct_function): Set it.
2064 (expand_function_end): Substitute cfun->can_throw_non_call_exceptions
2065 for flag_non_call_exceptions.
2066 * cfgbuild.c (control_flow_insn_p): Likewise.
2067 (make_edges): Likewise.
2068 * cfgexpand.c (expand_stack_alignment): Likewise.
2069 * combine.c (distribute_notes): Likewise.
2070 * cse.c (cse_extended_basic_block): Likewise.
2071 * except.c (insn_could_throw_p): Likewise.
2072 * gcse.c (simple_mem): Likewise.
2073 * ipa-pure-const.c (check_call): Likewise.
2074 (check_stmt ): Likewise.
2075 * lower-subreg.c (lower-subreg.c): Likewise.
2076 * optabs.c (emit_libcall_block): Likewise.
2077 (prepare_cmp_insn): Likewise.
2078 * postreload-gcse.c (eliminate_partially_redundant_loads): Likewise.
2079 * postreload.c (rest_of_handle_postreload): Likewise.
2080 * reload1.c (reload_as_needed): Likewise.
2081 (emit_input_reload_insns): Likewise.
2082 (emit_output_reload_insns): Likewise.
2083 (fixup_abnormal_edges): Likewise.
2084 * sel-sched-ir.c (init_global_and_expr_for_insn): Likewise.
2085 * store-motion.c (find_moveable_store): Likewise.
2086 * tree-eh.c (stmt_could_throw_p): Likewise.
2087 (tree_could_throw_p): Likewise.
2088 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
2089 * config/arm/arm.c (arm_expand_prologue): Likewise.
2090 (thumb1_expand_prologue): Likewise.
2091 * config/rx/rx.md (cbranchsf4): Likewise.
2093 * config/s390/s390.c (s390_emit_prologue): Likewise.
2094 * tree-inline.c (initialize_cfun): Copy can_throw_non_call_exceptions.
2095 (inline_forbidden_into_p): New predicate.
2096 (expand_call_inline): Use it to forbid inlining.
2097 (tree_can_inline_p): Likewise.
2099 2010-05-25 Steven Bosscher <steven@gcc.gnu.org>
2101 * config/i386/i386-c.c: Do not include rtl.h.
2102 * config/i386/t-i386: Update dependencies.
2104 2010-05-25 Steven Bosscher <steven@gcc.gnu.org>
2106 * attribs.c: Do not include rtl.h.
2107 * Makefile.in: Update dependencies.
2109 2010-05-25 Anatoly Sokolov <aesok@post.ru>
2111 * double-int.h (double_int_and): New.
2112 * combine.c (try_combine): Clean up, use double_int_* and
2113 immed_double_int_const functions.
2115 2010-05-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2117 * configure.ac (gcc_cv_as_ld_jalr_reloc): Redirect grep stdout,
2118 stderr to /dev/null instead of grep -q.
2119 * configure: Regenerate.
2121 2010-05-25 Steven Bosscher <steven@gcc.gnu.org>
2123 * Makefile.in (EXCEPT_H): Fix typo.
2125 2010-05-25 Vladimir Makarov <vmakarov@redhat.com>
2127 * ira-build.c (update_conflict_hard_reg_costs): New.
2128 (ira_build): Call update_conflict_hard_reg_costs.
2130 2010-05-25 Jakub Jelinek <jakub@redhat.com>
2133 * var-tracking.c (find_loc_in_1pdv): Guard asserts with
2135 (intersect_loc_chains): Walk the s2var's loc_chain together
2136 with s1node chain as long as the locations are equal, don't
2137 call find_loc_in_1pdv in that case.
2140 * tree-inline.c (remap_decls): Remap DECL_VALUE_EXPR here...
2141 (copy_bind_expr): ... instead of here.
2142 (copy_tree_body_r): If id->remapping_type_depth clear TREE_BLOCK
2143 if the block hasn't been remapped.
2144 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): When
2145 emitting concrete instance of abstract VLA, add DW_AT_type attribute.
2147 2010-05-25 Richard Guenther <rguenther@suse.de>
2150 * gimple-fold.c (maybe_fold_stmt_addition): Avoid generating
2151 out-of-bounds array accesses.
2153 2010-05-25 Richard Guenther <rguenther@suse.de>
2155 * lto-wrapper.c (nr, input_names, output_names, makefile): Globalize.
2156 (lto_wrapper_exit): Unlink all LTRANS temporary files on error.
2157 (run_gcc): Re-organize to make cleanup easier.
2159 2010-05-25 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2161 * config/s390/s390.c (optimization_options): Fix and move the
2162 flag_prefetch_loop_arrays override ...
2163 (override_options): ... here.
2165 2010-05-25 Joseph Myers <joseph@codesourcery.com>
2167 * diagnostic.c: Don't include plugin.h.
2168 (diagnostic_report_diagnostic): Don't handle plugins specially
2169 here. Pass context to internal_error callback.
2170 * diagnostic.h (struct diagnostic_context): Add context parameter
2171 to internal_error callback.
2172 * plugin.c (warn_if_plugins, plugins_internal_error_function): New.
2173 * plugin.h (struct diagnostic_context): Declare.
2174 (warn_if_plugins, plugins_internal_error_function): Declare.
2175 * toplev.c (general_init): Set global_dc->internal_error.
2176 * Makefile.in (diagnostic.o): Update dependencies.
2178 2010-05-25 Iain Sandoe <iains@gcc.gnu.org>
2180 * config/rs6000/darwin64.h: Update DARWIN_ARCH_SPEC.
2181 * config/rs6000/t-darwin64: New.
2182 * config.gcc (powerpc64-*-darwin*): Use darwin.opts, t-darwin64,
2185 2010-05-25 Christian Borntraeger <borntraeger@de.ibm.com>
2188 * tree-ssa-loop-prefetch.c: Fix logic for step calculation to
2189 match the original (and intended) behaviour before r159557. This
2190 changeset changed a=a+b*c to a=(a+b)*b which was obviously wrong
2193 2010-05-25 Richard Guenther <rguenther@suse.de>
2195 * doc/invoke.texi: Document -Ofast.
2196 * target.h (struct gcc_target): Add handle_ofast.
2197 * target-def.h (TARGET_HANDLE_OFAST): Add.
2198 (TARGET_INITIALIZER): Adjust.
2199 * opts.c (decode_options): Handle -Ofast. Enable -ffast-math with it.
2200 * common.opt (Ofast): Add.
2202 2010-05-25 Paolo Bonzini <bonzini@gnu.org>
2204 * doc/tm.texi (STORE_FLAG_VALUE): Do not refer to sCC patterns.
2205 * doc/md.texi (cstoreXX4): Update for cond-optab changes.
2207 2010-05-25 Paolo Bonzini <bonzini@gnu.org>
2210 * optabs.c (prepare_float_lib_cmp): Allow reversing the comparison
2211 even if !FLOAT_LIB_COMPARE_RETURNS_BOOL. Always compute true_rtx and
2212 false_rtx. Use false_rtx to compute the correct *ptest for reversed
2213 comparisons for which !FLOAT_LIB_COMPARE_RETURNS_BOOL.
2215 2010-05-25 Jakub Jelinek <jakub@redhat.com>
2217 * dwarf2out.c (loc_descr_plus_const): When offset is negative, use
2218 DW_OP_minus with negated offset instead of DW_OP_plus.
2219 (loc_list_from_tree): Don't test whether second operand is INTEGER_CST.
2221 2010-05-25 Wei Guozhi <carrot@google.com>
2223 * config/arm/thumb2.md (thumb2_tlobits_cbranch): Add constraint to
2224 tst instruction and a new alternative.
2225 * config/arm/constraints.md (Pu): New constraint.
2227 2010-05-24 Sebastian Pop <sebastian.pop@amd.com>
2229 * function.c (assign_stack_local_1): Initialize variable
2230 to avoid warning when bootstrapping at -O3.
2232 2010-05-24 Steven Bosscher <steven@gcc.gnu.org>
2234 * configure.ac (all_lang_makefiles): Remove everything related to it.
2235 * configure: Regenerate.
2236 * Makefile.in: Fix reference to ada Make-lang.in.
2237 Remove support for LANG_MAKEFILES.
2239 2010-05-24 Daniel Jacobowitz <dan@codesourcery.com>
2240 Sandra Loosemore <sandra@codesourcery.com>
2242 * config/arm/neon-testgen.ml: Use dg-add-options arm_neon.
2243 * doc/sourcebuild.texi (Effective-Target Keywords): Update arm_neon_ok
2244 description. Add arm_neon_fp16_ok.
2245 (Add Options): Add arm_neon and arm_neon_fp16.
2247 2010-05-24 Joseph Myers <joseph@codesourcery.com>
2249 * diagnostic.c: Don't include flags.h.
2250 (pedantic_warning_kind, permissive_error_kind): Take diagnostic
2251 context parameters. Check flags in the context passed as a parameter.
2252 (diagnostic_build_prefix): Add context parameter. Check
2253 show_column flag in context.
2254 (diagnostic_action_after_output): Check fatal_errors flag in context.
2255 (diagnostic_report_current_module): Check show_column flag in context.
2256 (default_diagnostic_starter): Update call to
2257 diagnostic_build_prefix.
2258 (diagnostic_report_diagnostic): Pass context to pedantic_warning_kind.
2259 (emit_diagnostic): Pass context to permissive_error_kind.
2260 (permerror): Pass context to permissive_error_kind.
2261 * diagnostic.h (struct diagnostic_context): Add show_column,
2262 pedantic_errors, permissive and fatal_errors fields.
2263 (diagnostic_build_prefix): Update prototype.
2265 * toplev.c (process_options): Set flags in global_dc from
2266 flag_show_column, flag_pedantic_errors, flag_permissive,
2268 * tree-diagnostic.c (default_tree_diagnostic_starter): Update call
2269 to diagnostic_build_prefix.
2270 * Makefile.in (diagnostic.o): Update dependencies.
2272 2010-05-24 H.J. Lu <hongjiu.lu@intel.com>
2274 * config/i386/ia32intrin.h (__crc32q): Define only if
2275 __SSE4_2__ is defined.
2277 2010-05-24 Iain Sandoe <iains@gcc.gnu.org>
2281 * varasm.c (get_emutls_init_templ_addr): Copy DECL_PRESERVE_P,
2282 DECL_VISIBILITY_SPECIFIED.
2283 (emutls_decl): Set DECL_PRESERVE_P and copy
2284 DECL_VISIBILITY_SPECIFIED, DECL_RESTRICTED_P.
2285 (emutls_finalize_control_var): New callback.
2286 (emutls_finish): Finalize emutls control variables.
2287 * toplev.c (compile_file): Move the call to emutls_finish ()
2288 before varpool_assemble_pending_decls ().
2290 2010-05-24 Daniel Gutson <dgutson@codesourcery.com>
2292 * config/arm/lib1funcs.asm (__ARM_ARCH__): __ARM_ARCH_7EM__
2293 added to the preprocessor condition.
2295 2010-05-24 Paul Brook <paul@codesourcery.com>
2297 * gengtype-lex.l: Add HARD_REG_SET.
2298 * expr.c (expand_expr_real_1): Record writes to hard registers.
2299 * function.c (rtl_data): Add asm_clobbers.
2300 * ira.c (compute_regs_asm_clobbered): Use crtl->asm_clobbers.
2301 (ira_setup_eliminable_regset): Remove regs_asm_clobbered.
2302 Use crtl->asm_clobbers.
2304 2010-05-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2306 * doc/makefile.texi (Makefile): Mention stages 'profile'
2307 and 'feedback' for profiledbootstrap.
2309 2010-05-23 H.J. Lu <hongjiu.lu@intel.com>
2312 * config/i386/i386.c (def_builtin): Properly check
2313 OPTION_MASK_ISA_64BIT.
2315 2010-05-23 Joseph Myers <joseph@codesourcery.com>
2317 * c-decl.c (diagnose_mismatched_decls): Give error for duplicate
2318 typedefs with different but compatible types. Allow duplicate
2319 typedefs with the same type except for pedantic non-C1X, but give
2320 warning for variably modified types.
2321 * c-typeck.c (tagged_types_tu_compatible_p,
2322 function_types_compatible_p, type_lists_compatible_p,
2323 comptypes_internal): Add parameter different_types_p; set
2324 *different_types_p for different but compatible types. All
2326 (comptypes_check_different_types): New.
2327 * c-tree.h (comptypes_check_different_types): Declare.
2329 2010-05-23 Steven Bosscher <steven@gcc.gnu.org>
2331 * regs.h: Do not include obstack.h, basic-block.h. Include machmode.h.
2332 * jump.c: Include basic-block.h.
2333 * profile.c: Likewise.
2334 * tree-profile.c: Likewise.
2335 * coverage.c: Likewise.
2336 * basic-block.h (optimize_function_for_size_p): Move to function.h.
2337 (optimize_function_for_speed_p): Likewise.
2338 * function.h (optimize_function_for_size_p,
2339 optimize_function_for_speed_p): Moved here from basic-block.h.
2340 * Makefile.in: Update dependencies.
2342 2010-05-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2344 * lto-wrapper.c (run_gcc): Unset MAKEFLAGS and MFLAGS
2345 before calling make; allow override through $MAKE.
2346 * doc/invoke.texi (Optimize Options): Document override.
2348 2010-05-23 Anatoly Sokolov <aesok@post.ru>
2350 * config/rs6000/rs6000.c (rs6000_mode_dependent_address_p): New.
2351 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
2352 (rs6000_mode_dependent_address_ptr): Make static.
2353 * config/rs6000/rs6000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
2354 * config/rs6000/rs6000-protos.h (rs6000_mode_dependent_address_ptr):
2357 2010-05-23 Maarten Lankhorst <mlankhorst@codeweavers.com>
2360 * config/i386/i386.c: Make sure that the correct regparm is passed.
2362 2010-05-23 Steven Bosscher <steven@gcc.gnu.org>
2364 * sbitmap.h (sbitmap_ptr, const_sbitmap_ptr): Move from here...
2365 * sbitmap.c: ...to here to internalize sbitmap element access.
2366 Do not include tm.h, rtl.h, flags.h, hard-reg-set.h, and obstack.h.
2367 Explain why basic-block.h is included.
2368 * function.h: Include tm.h for CUMULATIVE_ARGS.
2369 * Makefile.in: Update dependencies.
2371 2010-05-22 Steven Bosscher <steven@gcc.gnu.org>
2373 * coretypes.h (struct simple_bitmap_def, sbitmap, const_sbitmap):
2375 * sbitmap.h (struct sbitmap_def): Do not typedef here.
2376 * sbitmap.c: Include sbitmap.h.
2377 * basic-block.h: Do not include bitmap.h, sbitmap.h, partition.h,
2378 hard-reg-set.h. Split everything related to regsets out from here...
2379 * regset.h: ...to here. New file.
2380 * df.h: Include regset.h and sbitmap.h.
2381 * tree-flow.h: Likewise.
2382 * cfgloop.h: Likewise.
2383 * except.h: Do not include sbitmap.h. Include hashtab.h.
2384 * cgraph.h: Include vec.h and function.h.
2385 * reload.h (struct insn_chain): Change types of live_throughout
2386 and dead_or_set from regset_head to bitmap_head.
2387 (compute_use_by_pseudos): Be defined also if regset.h is not included.
2388 * ira-int.h (struct ira_spilled_reg_stack_slot): Change type of
2389 spilled_regs from regset_head to bitmap_head to avoid dependency
2391 * sel-sched-ir.h: Include regset.h.
2392 * reload.c: Include df.h before reload.h.
2393 * caller-save.c: Likewise.
2394 * reload1.c: Likewise.
2396 (mark_elimination): Update type of r to bitmap, consistent with
2398 * dominance.c: Include bitmap.h.
2399 * modulo-sched.c: Include df.h.
2400 * cfganal.c: Include bitmap.h and sbitmap.h.
2401 * cfgbuild.c: Include sbitmap.h.
2402 * lcm.c: Include sbitmap.h.
2403 * gcse.c (alloc_gcse_mem): Allocate regset with ALLOC_REG_SET.
2404 * domwalk.c: Include sbitmap.h, exclude ggc.h.
2405 * cfgexpand.c: Inlcude bitmap.h and sbitmap.h.
2406 * cselib.c: Include bitmap.h.
2407 * tree-optimize.c: Include regset.h.
2408 * stmt.c: Include bitmap.h.
2409 * Makefile.in: Update dependencies.
2411 2010-05-22 Jan Hubicka <jh@suse.cz>
2413 * cgraph.h (struct varpool_node): Add same_comdat_group.
2414 * lto-cgrpah.c (lto_output_varpool_node): Output same_comdat_group
2416 (output_varpool): Update call of lto_output_varpool_node.
2417 (input_varpool): Read same_comdat_group pointer.
2418 (input_varpool_1): Fixup same_comdat_group pointer.
2419 * ipa.c (cgraph_remove_unreachable_nodes): WHen one of same comdat
2420 group is needed, all are.
2421 * varpool.c (varpool_remove_node): Remove node from same comdat group
2423 (varpool_analyze_pending_decls): Walk same comdat groups.
2425 2010-05-22 Steven Bosscher <steven@gcc.gnu.org>
2427 * rtl.h (union rtunion_def): Remove rt_bit member.
2428 (XBITMAP, X0BITMAP, XCBITMAP): Remove.
2429 * print-rtl (print_rtx): Do not print the member.
2430 * gengtype.c (adjust_field_rtx_def): Do not handle it.
2431 * gengenrtl.c (type_from_format): Likewise.
2432 (accessor_from_format): Likewise.
2434 2010-05-22 Joseph Myers <joseph@codesourcery.com>
2436 * dbgcnt.c: Include toplev.h instead of errors.h.
2437 * ira-emit.c: Don't include errors.h.
2438 * ira.c: Include toplev.h instead of errors.h.
2439 * lto-compress.c: Include toplev.h instead of errors.h.
2440 * Makefile.in (lto-compress.o, lto-streamer-out.o, ira-emit.o,
2441 ira.o, dbgcnt.o): Update dependencies.
2443 2010-05-22 Richard Guenther <rguenther@suse.de>
2445 * gimple.c (gimple_types_compatible_p): Check type qualifications
2446 before merging pointer to complete and pointer to incomplete type.
2447 * lto-symtab.c (lto_symtab_resolve_symbols): For commons make sure
2448 we use our own resolution algorithm. The gold linker plugin
2449 doesn't do the job we want it to do here.
2451 2010-05-22 Anatoly Sokolov <aesok@post.ru>
2453 * config/sparc/sparc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
2454 * config/sparc/sparc.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
2455 (sparc_mode_dependent_address_p): New function.
2457 2010-05-21 Steven Bosscher <steven@gcc.gnu.org>
2459 * Makefile.in: Fix c-pch.o and ggc-common.o dependencies on timevars.
2461 * timevar.c: Do not include any core headers.
2462 (timevar_print): De-i18n-ize.
2463 (print_time): Likewise.
2464 * timevar.h (timevar_push, timevar_pop): Make inline functions.
2466 2010-05-21 Joseph Myers <joseph@codesourcery.com>
2468 * diagnostic.c: Don't include tm.h, tree.h, tm_p.h, langhooks.h or
2470 (diagnostic_initialize): Initialize x_data not last_function.
2471 (diagnostic_report_current_function): Move to tree-diagnostic.c.
2472 (default_diagnostic_starter): Call
2473 diagnostic_report_current_module not
2474 diagnostic_report_current_function.
2475 (diagnostic_report_diagnostic): Initialize x_data not
2477 (verbatim): Likewise.
2478 * diagnostic.h (struct diagnostic_info): Change abstract_origin to
2480 (struct diagnostic_context): Change last_function to x_data.
2481 (diagnostic_auxiliary_data): Replace with
2482 diagnostic_context_auxiliary_data and
2483 diagnostic_info_auxiliary_data.
2484 (diagnostic_last_function_changed, diagnostic_set_last_function,
2485 diagnostic_report_current_function): Move to tree-diagnostic.h.
2486 (print_declaration, dump_generic_node, print_generic_stmt,
2487 print_generic_stmt_indented, print_generic_expr,
2488 print_generic_decl, debug_c_tree, dump_omp_clauses,
2489 print_call_name, debug_generic_expr, debug_generic_stmt,
2490 debug_tree_chain, default_tree_printer): Move to
2491 tree-pretty-print.h.
2492 (debug_gimple_stmt, debug_gimple_seq, print_gimple_seq,
2493 print_gimple_stmt, print_gimple_expr, dump_gimple_stmt): Move to
2494 gimple-pretty-print.h.
2495 * pretty-print.c: Don't include tree.h
2496 (pp_base_format): Don't handle %K here.
2497 (pp_base_tree_identifier): Move to tree-pretty-print.c.
2498 * pretty-print.h (text_info): Change abstract_origin to x_data.
2499 (pp_tree_identifier, pp_unsupported_tree,
2500 pp_base_tree_identifier): Move to tree-pretty-print.h.
2501 * gimple-pretty-print.h, tree-diagnostic.c, tree-diagnostic.h,
2502 tree-pretty-print.h: New files.
2503 * tree-pretty-print.c: Include tree-pretty-print.h.
2504 (percent_K_format): New. Moved from pretty-print.c.
2505 (pp_base_tree_identifier): Move from pretty-print.c.
2506 * c-objc-common.c: Include tree-pretty-print.h.
2507 (c_tree_printer): Handle %K here.
2508 * langhooks.c: Include tree-diagnostic.h.
2509 (lhd_print_error_function): Use diagnostic_abstract_origin macro.
2510 * toplev.c: Include tree-diagnostic.h and tree-pretty-print.h.
2511 (default_tree_printer): Handle %K using percent_K_format.
2512 (general_init): Use default_tree_diagnostic_starter.
2513 * tree.c: Include tree-diagnostic.h and tree-pretty-print.h.
2514 (free_lang_data): Use default_tree_diagnostic_starter.
2515 * c-pretty-print.c: Include tree-pretty-print.h.
2516 * cfgexpand.c: Include tree-pretty-print.h and gimple-pretty-print.h.
2517 * cgraphunit.c: Include tree-pretty-print.h and gimple-pretty-print.h.
2518 * dwarf2out.c: Include tree-pretty-print.h.
2519 * except.c: Include tree-pretty-print.h.
2520 * gimple-pretty-print.c: Include tree-pretty-print.h and
2521 gimple-pretty-print.h.
2522 * gimplify.c: Include tree-pretty-print.h.
2523 * graphite-poly.c: Include tree-pretty-print.h and
2524 gimple-pretty-print.h.
2525 * ipa-cp.c: Include tree-pretty-print.h.
2526 * ipa-inline.c: Include gimple-pretty-print.h.
2527 * ipa-prop.c: Include tree-pretty-print.h and gimple-pretty-print.h.
2528 * ipa-pure-const.c: Include gimple-pretty-print.h.
2529 * ipa-struct-reorg.c: Include tree-pretty-print.h and
2530 gimple-pretty-print.h.
2531 * ipa-type-escape.c: Include tree-pretty-print.h.
2532 * print-rtl.c: Include tree-pretty-print.h.
2533 * print-tree.c: Include gimple-pretty-print.h.
2534 * sese.c: Include tree-pretty-print.h.
2535 * tree-affine.c: Include tree-pretty-print.h.
2536 * tree-browser.c: Include tree-pretty-print.h.
2537 * tree-call-cdce.c: Include gimple-pretty-print.h.
2538 * tree-cfg.c: Include tree-pretty-print.h and gimple-pretty-print.h.
2539 * tree-chrec.c: Include tree-pretty-print.h.
2540 * tree-data-ref.c: Include tree-pretty-print.h and
2541 gimple-pretty-print.h.
2542 * tree-dfa.c: Include tree-pretty-print.h.
2543 * tree-if-conv.c: Include tree-pretty-print.h and
2544 gimple-pretty-print.h.
2545 * tree-inline.c: Include tree-pretty-print.h.
2546 * tree-into-ssa.c: Include tree-pretty-print.h and
2547 gimple-pretty-print.h.
2548 * tree-nrv.c: Include tree-pretty-print.h.
2549 * tree-object-size.c: Include tree-pretty-print.h and
2550 gimple-pretty-print.h.
2551 * tree-outof-ssa.c: Include tree-pretty-print.h and
2552 gimple-pretty-print.h.
2553 * tree-parloops.c: Include tree-pretty-print.h and
2554 gimple-pretty-print.h.
2555 * tree-predcom.c: Include tree-pretty-print.h and
2556 gimple-pretty-print.h.
2557 * tree-scalar-evolution.c: Include tree-pretty-print.h and
2558 gimple-pretty-print.h.
2559 * tree-sra.c: Include tree-pretty-print.h.
2560 * tree-ssa-address.c: Include tree-pretty-print.h.
2561 * tree-ssa-alias.c: Include tree-pretty-print.h.
2562 * tree-ssa-ccp.c: Include tree-pretty-print.h and
2563 gimple-pretty-print.h.
2564 * tree-ssa-coalesce.c: Include tree-pretty-print.h.
2565 * tree-ssa-copy.c: Include tree-pretty-print.h and
2566 gimple-pretty-print.h.
2567 * tree-ssa-copyrename.c: Include tree-pretty-print.h.
2568 * tree-ssa-dce.c: Include tree-pretty-print.h and
2569 gimple-pretty-print.h.
2570 * tree-ssa-dom.c: Include tree-pretty-print.h and
2571 gimple-pretty-print.h.
2572 * tree-ssa-dse.c: Include gimple-pretty-print.h.
2573 * tree-ssa-forwprop.c: Include tree-pretty-print.h.
2574 * tree-ssa-ifcombine.c: Include tree-pretty-print.h.
2575 * tree-ssa-live.c: Include tree-pretty-print.h and
2576 gimple-pretty-print.h.
2577 * tree-ssa-loop-im.c: Include tree-pretty-print.h and
2578 gimple-pretty-print.h.
2579 * tree-ssa-loop-ivcanon.c: Include tree-pretty-print.h and
2580 gimple-pretty-print.h.
2581 * tree-ssa-loop-ivopts.c: Include tree-pretty-print.h and
2582 gimple-pretty-print.h.
2583 * tree-ssa-loop-niter.c: Include tree-pretty-print.h and
2584 gimple-pretty-print.h.
2585 * tree-ssa-loop-prefetch.c: Include tree-pretty-print.h.
2586 * tree-ssa-math-opts.c: Include gimple-pretty-print.h.
2587 * tree-ssa-operands.c: Include tree-pretty-print.h and
2588 gimple-pretty-print.h.
2589 * tree-ssa-phiprop.c: Include tree-pretty-print.h and
2590 gimple-pretty-print.h.
2591 * tree-ssa-pre.c: Include tree-pretty-print.h and
2592 gimple-pretty-print.h.
2593 * tree-ssa-propagate.c: Include gimple-pretty-print.h.
2594 * tree-ssa-reassoc.c: Include tree-pretty-print.h and
2595 gimple-pretty-print.h.
2596 * tree-ssa-sccvn.c: Include tree-pretty-print.h and
2597 gimple-pretty-print.h.
2598 * tree-ssa-sink.c: Include gimple-pretty-print.h.
2599 * tree-ssa-ter.c: Include tree-pretty-print.h and
2600 gimple-pretty-print.h.
2601 * tree-ssa-uninit.c: Include gimple-pretty-print.h.
2602 * tree-ssa.c: Include tree-pretty-print.h and
2603 gimple-pretty-print.h.
2604 * tree-stdarg.c: Include gimple-pretty-print.h.
2605 * tree-switch-conversion.c: Include gimple-pretty-print.h.
2606 * tree-tailcall.c: Include tree-pretty-print.h and
2607 gimple-pretty-print.h.
2608 * tree-vect-data-refs.c: Include tree-pretty-print.h and
2609 gimple-pretty-print.h.
2610 * tree-vect-loop-manip.c: Include tree-pretty-print.h and
2611 gimple-pretty-print.h.
2612 * tree-vect-loop.c: Include tree-pretty-print.h and
2613 gimple-pretty-print.h.
2614 * tree-vect-patterns.c: Include gimple-pretty-print.h.
2615 * tree-vect-slp.c: Include tree-pretty-print.h and
2616 gimple-pretty-print.h.
2617 * tree-vect-stmts.c: Include tree-pretty-print.h and
2618 gimple-pretty-print.h.
2619 * tree-vectorizer.c: Include tree-pretty-print.h.
2620 * tree-vrp.c: Include tree-pretty-print.h and
2621 gimple-pretty-print.h.
2622 * value-prof.c: Include tree-pretty-print.h and
2623 gimple-pretty-print.h.
2624 * var-tracking.c: Include tree-pretty-print.h.
2625 * Makefile.in (OBJS-common): Add tree-diagnostic.o.
2626 (tree-diagnostic.o): New dependencies.
2627 (c-objc-common.o, c-pretty-print.o, langhooks.o, tree.o,
2628 tree-inline.o, print-tree.o, stor-layout.o, tree-ssa-uninit.o,
2629 tree-ssa.o, tree-into-ssa.o, tree-ssa-ter.o, tree-ssa-coalesce.o,
2630 tree-outof-ssa.o, tree-ssa-forwprop.o, tree-ssa-phiprop.o,
2631 tree-ssa-ifcombine.o, tree-nrv.o, tree-ssa-copy.o,
2632 tree-ssa-propagate.o, tree-ssa-dom.o, tree-ssa-uncprop.o,
2633 tree-ssa-live.o, tree-ssa-copyrename.o, tree-ssa-pre.o,
2634 tree-ssa-sccvn.o, tree-vrp.o, tree-cfg.o, tree-tailcall.o,
2635 tree-ssa-sink.o, tree-if-conv.o, tree-dfa.o, tree-ssa-operands.o,
2636 tree-ssa-address.o, tree-ssa-loop-niter.o,
2637 tree-ssa-loop-ivcanon.o, tree-ssa-loop-prefetch.o, tree-predcom.o,
2638 tree-ssa-loop-ivopts.o, tree-affine.o, tree-ssa-loop-im.o,
2639 tree-ssa-math-opts.o, tree-ssa-alias.o, tree-ssa-reassoc.o,
2640 gimplify.o, tree-browser.o, tree-chrec.o, tree-scalar-evolution.o,
2641 tree-data-ref.o, sese.o, graphite-poly.o, tree-vect-loop.o,
2642 tree-vect-loop-manip.o, tree-vect-patterns.o, tree-vect-slp.o,
2643 tree-vect-stmts.o, tree-vect-data-refs.o, tree-vectorizer.o,
2644 tree-parloops.o, tree-stdarg.o, tree-object-size.o,
2645 gimple-pretty-print.o, tree-pretty-print.o, diagnostic.o,
2646 toplev.o, print-rtl.o, except.o, dwarf2out.o, cgraphunit.o,
2647 ipa-prop.o, ipa-cp.o, ipa-inline.o, ipa-pure-const.o,
2648 ipa-type-escape.o, ipa-struct-reorg.o, tree-ssa-dce.o,
2649 tree-call-cdce.o, tree-ssa-ccp.o, tree-sra.o,
2650 tree-switch-conversion.o, var-tracking.o, value-prof.o,
2651 cfgexpand.o, pretty-print.o): Update dependencies.
2653 2010-05-22 Andreas Tobler <andreast@fgznet.ch>
2655 * tree-ssa-structalias.c: Remove tm_p.h from include.
2657 2010-05-21 Jeff Law <law@redhat.com>
2659 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Fix typo.
2661 2010-05-21 Jason Merrill <jason@redhat.com>
2663 * tree-eh.c (cleanup_is_dead_in): New.
2664 (lower_try_finally): Don't generate a dead cleanup region.
2665 (lower_cleanup): Likewise.
2667 2010-05-21 Jakub Jelinek <jakub@redhat.com>
2670 * haifa-sched.c (schedule_insn): When freeing INSN_REG_USE_LIST,
2671 unchain each use from the cyclic next_regno_use chain first.
2673 2010-05-21 Steven Bosscher <steven@gcc.gnu.org>
2675 * real: Do not include gmp.h, mpfr.h, and mpc.h.
2676 (REAL_VALUE_NEGATE, REAL_VALUE_ABS, real_arithmetic2): Remove.
2677 (real_value_negate, real_value_abs): New prototypes.
2678 (do_mpc_arg2, real_from_mpfr, mpfr_from_real): Move from here...
2679 * realmpfr.h (do_mpc_arg2, real_from_mpfr, mpfr_from_real): ...to here,
2680 new include file for interface between MPFR and REAL_VALUE_TYPE.
2681 * real.c: Include realmpfr.h.
2682 (real_arithmetic2): Remove legacy function.
2683 (real_value_negate): New.
2684 (real_value_abs): New.
2685 (mfpr_from_real, real_from_mpfr): Move from here...
2686 * realmpfr.c (mpfr_from_real, real_from_mpfr): ...to here, new file.
2687 * builtins.c: Include realmpfr.h.
2688 * fold-const.c: Include realmpfr.h.
2689 (fold_comparison): Use real_value_negate instead of REAL_VALUE_NEGATE.
2690 (fold_negate_const): Likewise.
2691 (fold_abs_const): Use real_value_abs instead of REAL_VALUE_ABS.
2692 * toplev.c: Include realmpfr.h.
2693 * simplify-rtx.c (simplify_const_unary_operation): Use real_value_abs
2694 and real_value_negate.
2695 * fixed-value.c (check_real_for_fixed_mode): Likewise.
2696 * config/arm/arm.c (neg_const_double_rtx_ok_for_fpa): Likewise.
2697 (vfp3_const_double_index): Likewise.
2698 (arm_print_operand): Likewise.
2699 * Makefile.in: Update dependencies.
2701 2010-05-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2703 * config/s390/s390.c (override_options): Increase the default
2704 of max-completely-peel-times.
2706 2010-05-21 Julian Brown <julian@codesourcery.com>
2707 Mark Mitchell <mark@codesourcery.com>
2709 * config/arm/arm.c (arm_function_ok_for_sibcall): Only forbid
2710 sibling calls for Thumb-1.
2711 * config/arm/arm.h (USE_RETURN_INSN): Enable for Thumb-2.
2712 * config/arm/arm.md (*call_symbol, *call_value_symbol): Use for
2714 (*call_insn, *call_value_insn): Don't use for Thumb-2.
2715 (sibcall, sibcall_value, *sibcall_insn, *sibcall_value_insn): Use
2717 (return): New expander.
2718 (*arm_return): New name for ARM return insn.
2719 * config/arm/thumb2.md (*thumb2_return): New insn pattern.
2721 2010-05-19 Joel Sherrill <joel.sherrill@oarcorp.com>
2723 * config.gcc (sparc64-*-rtems*): New target.
2725 2010-05-21 Nathan Froyd <froydnj@codesourcery.com>
2727 * tree.c (build_function_decl_skip_args): Fix grammar.
2728 (build_function_type_list_1): Fix typos, adjust formatting.
2730 2010-05-21 Steven Bosscher <steven@gcc.gnu.org>
2732 * tree.h: Include real.h and fixed-value.h as basic datatypes.
2733 * dfp.c, convert.c, reload1.c, reginfo.c, tree-flow.h,
2734 tree-ssa-threadedge.c, tree-ssanames.c, tree-loop-linear.c,
2735 tree-into-ssa.c, tree-vect-generic.c, tree-ssa-structalias.c,
2736 tree-ssa-loop-im.c, tree-dump.c, tree-complex.c, tree-ssa-uninit.c,
2737 genrecog.c, tree-ssa-threadupdate.c, tree-ssa-loop-niter.c,
2738 tree-pretty-print.c, tree-loop-distribution.c,
2739 tree-ssa-loop-unswitch.c, c-lex.c, optabs.c, postreload-gcse.c,
2740 tree-ssa-loop-manip.c, postreload.c, tree-ssa-loop-ch.c,
2741 tree-tailcall.c, tree.c, reload.c, tree-scalar-evolution.c, rtlanal.c,
2742 tree-phinodes.c, builtins.c, final.c, genoutput.c, fold-const.c,
2743 tree-ssa-dse.c, genautomata.c, tree-ssa-uncprop.c, toplev.c,
2744 tree-chrec.c, genemit.c, c-cppbuiltin.c, tree-ssa-sccvn.c,
2745 tree-ssa-ccp.c, tree-ssa-loop-ivopts.c, mode-switching.c,
2746 tree-call-cdce.c, cse.c, genpeep.c, tree-ssa-math-opts.c,
2747 tree-ssa-dom.c, tree-nrv.c, tree-ssa-propagate.c, tree-ssa-alias.c,
2748 tree-ssa-sink.c, jump.c, ifcvt.c, dwarf2out.c, expr.c, genattrtab.c,
2749 genconditions.c, tree-ssa-loop-ivcanon.c, tree-ssa-loop.c,
2750 tree-parloops.c, recog.c, tree-ssa-address.c, lcm.c, tree-eh.c,
2751 gimple-pretty-print.c, c-pretty-print.c, print-rtl.c, gcse.c,
2752 tree-if-conv.c, tree-data-ref.c, tree-affine.c, gimplify.c,
2753 tree-ssa-phiopt.c, implicit-zee.c, expmed.c, tree-dfa.c, emit-rtl.c,
2754 store-motion.c, cselib.c, tree-cfgcleanup.c, simplify-rtx.c,
2755 tree-ssa-pre.c, genpreds.c, tree-mudflap.c, print-tree.c,
2756 tree-ssa-copy.c, tree-ssa-forwprop.c, tree-ssa-dce.c, varasm.c,
2757 tree-nested.c, tree-ssa.c, tree-ssa-loop-prefetch.c, rtl.c,
2758 tree-inline.c, integrate.c, tree-optimize.c, tree-ssa-phiprop.c,
2759 fixed-value.c, combine.c, tree-profile.c, c-common.c, sched-vis.c,
2760 tree-cfg.c, passes.c, tree-ssa-reassoc.c, config/alpha/alpha.c,
2761 config/frv/frv.c, config/s390/s390.c, config/m32c/m32c.c,
2762 config/spu/spu.c, config/sparc/sparc.c, config/mep/mep.c,
2763 config/m32r/m32r.c, config/rx/rx.c, config/i386/i386.c,
2764 config/sh/sh.c, config/pdp11/pdp11.c, config/avr/avr.c,
2765 config/crx/crx.c, config/xtensa/xtensa.c, config/stormy16/stormy16.c,
2766 config/fr30/fr30.c, config/lm32/lm32.c, config/moxie/moxie.c,
2767 config/m68hc11/m68hc11.c, config/cris/cris.c, config/iq2000/iq2000.c,
2768 config/mn10300/mn10300.c, config/ia64/ia64.c, config/m68k/m68k.c,
2769 config/rs6000/rs6000.c, config/picochip/picochip.c, config/darwin.c,
2770 config/arc/arc.c, config/mcore/mcore.c, config/score/score3.c,
2771 config/score/score7.c, config/score/score.c, config/arm/arm.c,
2772 config/pa/pa.c, config/mips/mips.c, config/vax/vax.c,
2773 config/h8300/h8300.c, config/v850/v850.c, config/mmix/mmix.c,
2774 config/bfin/bfin.c: Clean up redundant includes.
2775 * Makefile.in: Update accordingly.
2777 2010-05-21 Nathan Froyd <froydnj@codesourcery.com>
2780 * builtins.c (fold_call_stmt): Pass &error_mark_node if the call
2781 statement has no arguments.
2783 2010-05-21 Kai Tietz <kai.tietz@onevision.com>
2786 * varasm.c (emutls_decl): Merge attributes to new decl.
2788 2010-05-21 Eric Botcazou <ebotcazou@adacore.com>
2791 * gimplify.c (gimplify_init_constructor): Build a VIEW_CONVERT_EXPR
2792 around the uniquized constructor if its type requires a conversion.
2794 2010-05-21 Jakub Jelinek <jakub@redhat.com>
2797 * tree-cfgcleanup.c (tree_forwarder_block_p): Return false if
2798 at -O0 goto_locus of any of the incoming edges differs from
2799 goto_locus of outgoing edge, or gimple_location of any of the
2802 2009-09-14 Vladimir Makarov <vmakarov@redhat.com>
2804 * ira.c (ira_non_ordered_class_hard_regs): Define.
2805 (setup_class_hard_regs): Initialize ira_non_ordered_class_hard_regs.
2806 * ira-int.h (ira_non_ordered_class_hard_regs): Declare.
2807 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Increase
2808 cost of unaligned hard regs when allocating multi-reg pseudos.
2810 2010-05-20 Richard Sandiford <rdsandiford@googlemail.com>
2812 * config.gcc (mips*-sde-elf*): Don't use sdemtk.opt.
2813 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_no_float
2814 for TARGET_NO_FLOAT.
2815 * config/mips/mips.c (mips_file_start): Expand conditional expression
2816 into "if" statements. Use .gnu_attribute 4,0 for TARGET_NO_FLOAT.
2817 (mips_override_options): Move -mno-float override -msoft-float and
2819 * config/mips/mips.opt (mno-float): Move from sdemtk.opt, but add
2820 Condition(TARGET_SUPPORTS_NO_FLOAT).
2821 * config/mips/sdemtk.h (TARGET_OS_CPP_BUILTINS): Don't set
2822 __mips_no_float here.
2823 (SUBTARGET_OVERRIDE_OPTIONS): Delete.
2824 (TARGET_SUPPORTS_NO_FLOAT): Define.
2825 * config/mips/sdemtk.opt: Delete.
2827 2010-05-20 Segher Boessenkool <segher@kernel.crashing.org>
2829 * ipa-prop.c (compute_complex_ancestor_jump_func): Bail out if !cond.
2831 2010-05-20 Uros Bizjak <ubizjak@gmail.com>
2834 * configure.ac (gcc_cv_as_ix86_sahf): Switch to 64bit mode.
2835 * configure: Regenerate.
2836 * config.in: Regenerate.
2837 * config/i386/i386.md (x86_sahf_1): Conditionally output 0x9e
2838 instead of sahf only for 64bit targets.
2840 2010-05-20 Jakub Jelinek <jakub@redhat.com>
2843 * haifa-sched.c (initiate_bb_reg_pressure_info): Do not call
2844 setup_ref_regs for DEBUG_INSNs.
2846 2010-05-20 Jan Hubicka <jh@suse.cz>
2849 * varpool.c (varpool_remove_node): Handle in-varpool aliases.
2851 2010-05-20 Kenneth Zadeck <zadeck@naturalbridge.com>
2854 * df-scan.c (df_ref_compare): Stabilize sort.
2856 2010-05-20 Jakub Jelinek <jakub@redhat.com>
2858 * dwarf2out.c (new_loc_descr_op_bit_piece): Add offset
2859 argument. Don't use DW_OP_piece if offset is non-zero,
2860 put offset into second DW_OP_bit_piece argument.
2861 (dw_sra_loc_expr): Adjust callers. For memory expressions
2864 2010-05-20 Hans-Peter Nilsson <hp@axis.com>
2867 * config/cris/cris.md ("*addsi3_v32"): Correct "cc"
2868 settings for 16-bit-constant "addo" alternative.
2870 2010-05-19 James E. Wilson <wilson@codesourcery.com>
2872 * config/mips/mips-dsp.md (add<DSPV:mode>3,
2873 mips_add<DSP:dspfmt1>_s_<DSP:dspfmt2>): Add ISA_HAS_DSP condition.
2876 * mips.c (mips_call_expr_from_insn): New arg second_call. Set it.
2877 (mips_annotate_pic_calls): Pass new arg to mips_call_expr_from_insn.
2880 2010-05-19 Joseph Myers <joseph@codesourcery.com>
2882 * diagnostic.c (FLOAT, FFS): Don't undefine.
2883 * passes.c, pretty-print.c, rtl-error.c, toplev.c: Likewise.
2884 * cse.c, regmove.c: Remove comments about stdio.h and rtl.h
2887 2010-05-19 Richard Sandiford <rdsandiford@googlemail.com>
2889 * combine.c (propagate_for_debug): Call make_compound_operation
2890 on the source value.
2891 (try_combine): When implementing a split chosen by find_split_point,
2892 either copy i2src or set it to null. Assert that i2src is not null
2893 before substituting into CALL_INSN_FUNCTION_USAGE.
2895 2010-05-19 Anatoly Sokolov <aesok@post.ru>
2897 * double-int.h (double_int_ior): New function.
2898 * tree.h (build_int_cst_wide_type): Remove.
2899 * tree.c (build_int_cst_wide_type): Remove.
2900 * fold-const.c (native_interpret_int): Use double_int_to_tree instead
2901 of build_int_cst_wide_type.
2902 * stor-layout.c (set_sizetype): (Ditto.).
2903 * dojump.c (do_jump): Use build_int_cstu instead of
2904 build_int_cst_wide_type.
2906 2010-05-19 Eric Botcazou <ebotcazou@adacore.com>
2908 * langhooks.h (struct lang_hooks): Add new field deep_unsharing.
2909 * langhooks-def.h (LANG_HOOKS_DEEP_UNSHARING): New macro.
2910 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_DEEP_UNSHARING.
2911 * gimplify.c (mostly_copy_tree_r): Copy trees under SAVE_EXPR and
2912 TARGET_EXPR nodes, but only once, if instructed to do so. Do not
2913 propagate the 'data' argument to copy_tree_r.
2914 (copy_if_shared_r): Remove bogus ATTRIBUTE_UNUSED marker.
2915 Propagate 'data' argument to walk_tree.
2916 (copy_if_shared): New function.
2917 (unmark_visited_r): Remove bogus ATTRIBUTE_UNUSED marker.
2918 (unmark_visited): New function.
2919 (unshare_body): Call copy_if_shared instead of doing it manually.
2920 (unvisit_body): Call unmark_visited instead of doing it manually.
2922 2010-05-19 Nathan Froyd <froydnj@codesourcery.com>
2924 * hooks.h (hook_tree_tree_tree_bool_null): Rename to...
2925 (hook_tree_tree_int_treep_bool_null): ...this. Update signature.
2926 * hooks.c: Likewise.
2927 * target-def.h (TARGET_FOLD_BUILTIN): Define to
2928 hook_tree_tree_int_treep_bool_null.
2929 * target.h (struct gcc_target): Update signature of fold_builtin
2931 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update description and signature.
2932 * builtins.c (fold_call_expr): Pass call_expr_nargs and CALL_EXPR_ARGP
2933 instead of the call expression.
2934 (fold_builtin_call_array): Pass n and argarray directly.
2935 (fold_call_stmt): Pass nargs and gimple_call_arg_ptr instead of
2937 * config/alpha/alpha.c (alpha_fold_builtin): Update signature. Lift
2938 MAX_ARGS check out of the loop. Delete declaration of `arity', declare
2939 `i' and use it in place of `arity'.
2940 * config/sparc/sparc.c (sparc_fold_builtin): Update signature.
2941 Dereference `args' directly.
2942 * config/xtensa/xtensa (xtensa_fold_builtin): Likewise.
2944 2010-05-19 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2946 * doc/sourcebuild.texi (Effective-Target Keywords): Document
2948 (Directives): Document optional dg-require-effective-target
2951 2010-05-19 Richard Guenther <rguenther@suse.de>
2954 * tree.c (find_decls_types_r): Walk BLOCKs and its vars.
2956 2010-05-19 Richard Guenther <rguenther@suse.de>
2958 * doc/invoke.texi (-fwhopr): Document new optional jobs argument.
2959 * common.opt (fwhopr=): New.
2960 * opts.c (common_handle_option): Handle OPT_fwhopr.
2961 * gcc.c (LINK_COMMAND_SPEC): Pass fwhopr*.
2962 * collect2.c (main): Match -fwhopr*.
2963 * lto-wrapper.c (run_gcc): Handle jobs argument of -fwhopr.
2964 Execute ltrans stage in parallel when jobs is bigger than 1.
2966 2010-05-19 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2968 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32 to
2969 pentiumpro on Solaris 8/x86 with Sun as.
2970 * configure.ac (gcc_cv_as_hidden): Check for Solaris 9/x86 as
2972 (gcc_cv_as_ix86_quad): Check for .quad directive.
2973 * configure: Regenerate.
2974 * config.in: Regenerate.
2975 * config/i386/sol2.h (ASM_QUAD): Change guard to !HAVE_AS_IX86_QUAD.
2977 2010-05-19 Martin Jambor <mjambor@suse.cz>
2979 * ipa-prop.c (ipa_print_node_jump_functions): Print jump functions
2980 also for indirect edges. Actual printing moved...
2981 (ipa_print_node_jump_functions_for_edge): ...here.
2982 (ipa_compute_jump_functions): Renamed to
2983 ipa_compute_jump_functions_for_edge and made static.
2984 (ipa_compute_jump_functions): New function.
2985 (make_edge_direct_to_target): Check if the number of arguments on
2986 the newly direct edge is the same as the number of parametrs of
2988 * ipa-cp.c (ipcp_init_stage): Most functionality moved to new
2989 ipa_compute_jump_functions. Call ipa_analyze_params_uses.
2990 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
2991 analysis functions unconditionally, call the new
2992 ipa_analyze_params_uses on the node instead of every edge.
2994 2010-05-19 Christian Borntraeger <borntraeger@de.ibm.com>
2996 * tree-ssa-loop-prefetch.c (mem_ref_group, ar_data): Change step
2998 (dump_mem_ref): Adopt debug code to handle a tree as step. This
2999 also checks for a constant int vs. non-constant but
3000 loop-invariant steps.
3001 (find_or_create_group): Change the sort algorithm to only consider
3002 steps that are constant ints.
3003 (idx_analyze_ref): Adopt code to handle a tree instead of a
3004 HOST_WIDE_INT for step.
3005 (gather_memory_references_ref): Handle tree instead of int and be
3006 prepared to see a NULL_TREE.
3007 (prune_ref_by_self_reuse, prune_ref_by_group_reuse): Do not prune
3008 prefetches if the step cannot be calculated at compile time.
3009 (issue_prefetch_ref): Issue prefetches for non-constant but
3010 loop-invariant steps.
3012 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
3015 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
3017 * tree.h (build_call_list): Remove.
3018 * tree.c (build_call_list): Remove.
3020 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
3022 * tree.h (build_call_list): Remove.
3023 * tree.c (build_call_list): Remove.
3025 2010-05-18 Jan Hubicka <jh@suse.cz>
3027 * ipa-reference.c (propagate): Walk all nodes in the cleanup stage.
3029 2010-05-18 Vladimir Makarov <vmakarov@redhat.com>
3031 PR rtl-optimization/43332
3032 * haifa-sched.c (setup_insn_max_reg_pressure): Check barrier.
3034 2010-05-18 Anatoly Sokolov <aesok@post.ru>
3036 * tree.h (build_int_cstu): Implement as static inline.
3037 * tree.c (build_int_cstu): Remove function.
3038 (double_int_to_tree, double_int_fits_to_tree_p): Handle size types as
3041 2010-05-18 Richard Guenther <rguenther@suse.de>
3044 * lto-wrapper.c (verbose): New variable. Initialize from -v.
3045 (debug): Initialize from -save-temps.
3046 (collect_execute): Print command-line when verbose.
3047 (run_gcc): Always use COLLECT_GCC_OPTIONS. Use fork_execute
3048 for ltrans invocation. Produce -dumpbase flag again.
3049 (process_args): Remove.
3051 * collect2.c (maybe_run_lto_and_relink): Only pass object
3052 files to lto-wrapper.
3053 * gcc.c (LINK_COMMAND_SPEC): Likewise.
3055 2010-05-18 Jan Hubicka <jh@suse.cz>
3057 * opts.c (decode_options): Do not disable whopr at ipa_cp.
3058 * ipa-prop.c (ipa_detect_param_modifications): Walk PHI nodes too.
3060 2010-05-18 Steven Bosscher <steven@gcc.gnu.org>
3063 * lto-streamer-out.c (output_gimple_stmt): Output number of labels
3065 * lto-streamer-in.c (input_gimple_stmt): Read number of labels
3068 2010-05-18 Jakub Jelinek <jakub@redhat.com>
3071 * var-tracking.c (find_loc_in_1pdv): Add a few checks from
3074 2010-05-18 Steven Bosscher <steven@gcc.gnu.org>
3076 * config.gcc (powerpc-*-darwin*, powerpc64-*-darwin*): Add
3077 lto-macho as lto_binary_reader.
3079 * darwin.c (darwin_asm_named_section): Do not add assembler comment
3080 after .section directive; just print it before the directive instead.
3082 2010-05-17 Jan Hubicka <jh@suse.cz>
3084 * cgraph.c (cgraph_create_virtual_clone): Only check
3085 versionable_function_p when not in wpa and checking is enabled.
3086 * cgraphunit.c (cgraph_materialize_all_clones): Stabilize after
3087 there are no more functions to materialize.
3089 2010-05-17 Jan Hubicka <jh@suse.cz>
3091 * cgraph.h (struct ipa_replace_map): Add parm_num parameter.
3092 * lto-cgraph.c (output_cgraph_opt_summary, input_cgraph_opt_summary):
3094 (output_cgraph): Call output_cgraph_opt_summary.
3095 (input_cgrpah): Call input_cgraph_opt_summary.
3096 (output_cgraph_opt_summary_p, output_node_opt_summary,
3097 input_node_opt_summary, input_cgraph_opt_section): New functions.
3098 * lto-section-in.c (lto_section_name): Add cgraphopt.
3099 * tree-inline.c (tree_function_versioning): Handle parm_num.
3100 * lto-streamer.c (lto_get_section_name): Handle cgraphopt.
3101 * lto-streamer.h (lto_section_type): Add LTO_section_cgraph_opt_sum.
3103 2010-05-17 Changpeng Fang <changpeng.fang@amd.com>
3105 * doc/invoke.texi: Update documentation for min-insn-to-prefetch-ratio.
3106 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Also apply
3107 the insn to prefetch ratio heuristic to loops with known trip count.
3109 2010-05-17 Changpeng Fang <changpeng.fang@amd.com>
3111 * tree-ssa-loop-prefetch.c (PREFETCH_MOD_TO_UNROLL_FACTOR_RATIO): New.
3112 (schedule_prefetches): Do not generate a prefetch if the unroll factor
3113 is far from what is required by the prefetch.
3115 2010-05-17 Jan Hubicka <jh@suse.cz>
3117 * ipa-cp.c (ipcp_update_callgraph): Use ipa_is_param_used.
3118 (ipcp_estimate_growth): Likewise.
3119 (ipcp_const_param_count): Likewise.
3120 (ipcp_insert_stage): Likewise.
3121 * ipa-prop.c (visit_load_for_mod_analysis): New function.
3122 (visit_store_addr_for_mod_analysis): Set used flag.
3123 (ipa_detect_param_modifications): Set used flag for SSE params;
3124 update use of walk_stmt_load_store_addr_ops.
3125 (ipa_print_node_params): Print used flag.
3126 (ipa_write_node_info): Stream used flag.
3127 (ipa_read_node_info): Likewise.
3128 * ipa-prop.h (struct ipa_param_descriptor): Add used field.
3129 (ipa_is_param_used): New function.
3130 (lto_ipa_fixup_call_notes): Remove unused declaration.
3132 2010-05-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3135 * configure.ac (HAVE_AS_IX86_REP_LOCK_PREFIX): New test.
3136 * configure: Regenerate.
3137 * config.in: Regenerate.
3138 * config/i386/i386.c (print_operand) <case ;>: Also print ";" if
3139 !HAVE_AS_IX86_REP_LOCK_PREFIX.
3140 Don't emit whitespace.
3141 * config/i386/i386.md (*rep_movdi_rex64): Use {%;} after rep.
3142 (*rep_movsi): Likewise.
3143 (*rep_movsi_rex64): Likewise.
3144 (*rep_movqi): Likewise.
3145 (*rep_movqi_rex64): Likewise.
3146 (*rep_stosdi_rex64): Likewise.
3147 (*rep_stossi): Likewise.
3148 (*rep_stossi_rex64): Likewise.
3149 (*rep_stosqi): Likewise.
3150 (*rep_stosqi_rex64): Likewise.
3151 (*cmpstrnqi_nz_1): Use {%;} after repz.
3152 (*cmpstrnqi_nz_rex_1): Likewise.
3153 (*cmpstrnqi_1): Likewise.
3154 (*cmpstrnqi_rex_1): Likewise.
3155 (*strlenqi_1): Use {%;} after repnz.
3156 (*strlenqi_rex_1): Likewise.
3157 * config/i386/sync.md (memory_barrier_nosse): Replace {%;| } by {%;} .
3158 (*sync_compare_and_swap<mode>): Likewise.
3159 (sync_double_compare_and_swap<mode>): Likewise.
3160 (*sync_double_compare_and_swapdi_pic): Likewise.
3161 (sync_old_add<mode>): Likewise.
3162 (sync_add<mode>): Likewise.
3163 (sync_sub<mode>): Likewise.
3164 (sync_<code><mode>): Likewise.
3166 2010-05-17 Martin Jambor <mjambor@suse.cz>
3168 * cgraph.h (cgraph_indirect_call_info): New fields anc_offset,
3169 otr_token and polymorphic.
3170 * cgraph.c (cgraph_create_indirect_edge): Inilialize the above fields.
3171 (cgraph_clone_edge): Copy the above fields.
3172 * tree.c (get_binfo_at_offset): New function.
3173 * tree.h (get_binfo_at_offset): Declare.
3174 * ipa-prop.h (enum jump_func_type): Added known_type jump function
3175 type, reordered items, updated comments.
3176 (union jump_func_value): Added base_type field, reordered fields.
3177 (enum ipa_lattice_type): Moved down in the file.
3178 (struct ipa_param_descriptor): New field polymorphic.
3179 (ipa_is_param_polymorphic): New function.
3180 * ipa-prop.c: Include gimple.h and gimple-fold.h.
3181 (ipa_print_node_jump_functions): Print known type jump functions.
3182 (compute_complex_pass_through): Renamed to...
3183 (compute_complex_assign_jump_func): this.
3184 (compute_complex_ancestor_jump_func): New function.
3185 (compute_known_type_jump_func): Likewise.
3186 (compute_scalar_jump_functions): Create known type and complex ancestor
3188 (ipa_note_param_call): New parameter polymorphic, set the corresponding
3189 flag in the call note accordingly.
3190 (ipa_analyze_call_uses): Renamed to...
3191 (ipa_analyze_indirect_call_uses): this. New parameter target, define
3192 variable var only in the block where it is used.
3193 (ipa_analyze_virtual_call_uses): New function.
3194 (ipa_analyze_call_uses): Likewise.
3195 (combine_known_type_and_ancestor_jfs): Likewise.
3196 (update_jump_functions_after_inlining): Implemented handling of a
3197 number of new jump function types combination.
3198 (print_edge_addition_message): Removed.
3199 (make_edge_direct_to_target): New function.
3200 (try_make_edge_direct_simple_call): Likewise.
3201 (try_make_edge_direct_virtual_call): Likewise.
3202 (update_call_notes_after_inlining): Renamed to...
3203 (update_indirect_edges_after_inlining): this. Moved edge creation for
3204 indirect calls to try_make_edge_direct_simple_call, also calls
3205 try_make_edge_direct_virtual_call for virtual calls.
3206 (ipa_print_node_params): Changed the header message.
3207 (ipa_write_jump_function): Stream also known type jump functions.
3208 (ipa_read_jump_function): Likewise.
3209 (ipa_write_indirect_edge_info): Stream new fields in
3210 cgraph_indirect_call_info.
3211 (ipa_read_indirect_edge_info): Likewise.
3212 * Makefile.in (ipa-prop.o): Add dependency to GIMPLE_H and
3215 2010-05-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3217 * config/i386/sol2.h (TARGET_SUN_TLS): Remove duplicate definition.
3219 2010-05-17 Nathan Froyd <froydnj@codesourcery.com>
3221 * tree.h (CALL_EXPR_ARGS): Delete.
3222 (call_expr_arglist): Delete.
3223 * tree.c (call_expr_arglist): Delete.
3224 * builtins.c (fold_call_expr): Pass the whole CALL_EXPR to
3225 targetm.fold_builtin.
3226 * config/alpha/alpha.c (alpha_fold_builtin): Rename arglist parameter.
3227 Rewrite iteration to work on call_expr_nargs rather than TREE_CHAIN.
3228 * config/picochip/picochip.c (picochip_expand_builtin_2op): Rename
3229 arglist parameter. Use CALL_EXPR_ARG.
3230 (picochip_expand_builtin_3op): Likewise.
3231 (picochip_expand_builtin_2opvoid): Likewise.
3232 (picochip_expand_array_get): Likewise.
3233 (picochip_expand_array_put): Likewise.
3234 (picochip_expand_array_testport): Likewise.
3235 (picochip_expand_builtin): Don't call CALL_EXPR_ARGS. Pass exp
3236 rather than arglist.
3237 * config/rx/rx.c (rx_expand_builtin): Call call_expr_nargs instead of
3239 * config/sparc/sparc.c (sparc_fold_builtin): Use CALL_EXPR_ARG rather
3240 than TREE_VALUE and TREE_CHAIN.
3241 * config/xtensa/xtensa.c (xtensa_fold_builtin): Likewise.
3242 * doc/tm.texi (TARGET_FOLD_BUILTIN): Pass CALL_EXPR tree instead of
3245 2010-05-17 Jakub Jelinek <jakub@redhat.com>
3248 * cfglayout.c (fixup_reorder_chain): Allow returnjump_p
3249 to have no fallthru edge.
3252 * cfgcleanup.c (try_optimize_cfg): When removing trivially empty
3253 bb with no successors, move footer whenever in IR_RTL_CFGLAYOUT
3254 mode, not just when CLEANUP_CFGLAYOUT, and when in IR_RTL_CFGRTL
3255 add BARRIER after previous bb if needed.
3257 2010-05-17 Nathan Froyd <froydnj@codesourcery.com>
3259 * tree.c (build_function_type_list_1): Remove bogus assert condition.
3261 2010-05-17 Alan Modra <amodra@gmail.com>
3263 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Delete
3264 unnecessary prototype. Replace copy_r12 and copy_r11 flag params
3265 with copy_reg rtx param.
3266 (rs6000_emit_prologue): Update rs6000_emit_allocate_stack calls.
3267 Correct cases where code for ABI_V4 did not initialise the reg
3268 used to access frame. Also leave frame_reg_rtx as sp for large
3269 frames that save no regs.
3271 2010-05-17 Martin Jambor <mjambor@suse.cz>
3274 * tree-sra.c (create_access_replacement): New parameter rename, mark
3275 the replaement for renaming only when it is true.
3276 (get_access_replacement): Pass true in the rename parameter of
3277 create_access_replacement.
3278 (get_unrenamed_access_replacement): New function.
3279 (replace_uses_with_default_def_ssa_name): New parameter racc, get the
3280 replacement declaration from it.
3282 2010-05-17 Bernd Schmidt <bernds@codesourcery.com>
3284 * function.c (try_fit_stack_local, add_frame_space): New static
3286 (assign_stack_local_1): Use them. Look for opportunities to use
3287 space previously wasted on alignment.
3288 * function.h (struct frame_space): New.
3289 (struct rtl_data): Add FRAME_SPACE_LIST member.
3290 * reload1.c (something_was_spilled): New static variable.
3291 (alter_reg): Set it.
3292 (reload): Test it in addition to testing if the frame size changed.
3294 2010-05-17 Christian Borntraeger <borntraeger@de.ibm.com>
3296 * config/s390/s390.c: Define sane prefetch settings and activate
3297 flag_prefetch_loop_arrays on -O3.
3298 * config/s390/s390.h: Declare that read can use write prefetch.
3300 2010-05-17 Jakub Jelinek <jakub@redhat.com>
3302 * lto-streamer-out.c (lto_output): Fix --enable-checking=release
3305 2010-05-16 Jan Hubicka <jh@suse.cz>
3307 * ipa-cp.c (ipcp_versionable_function_p): Walk cgraph edges instead of
3308 function body; do not check stdarg field of struct function.
3310 2010-05-16 Jan Hubicka <jh@suse.cz>
3312 * cgraph.c (dump_cgraph_node): Dump versionable flag.
3313 * cgraph.h (cgraph_local_info): Add versionable flag.
3314 * ipa-cp.c (ipcp_analyze_node): Set versionable flag.
3315 (ipcp_versionable_function_p): Use it.
3316 * lto-cgraph.c (lto_output_node, input_overwrite_node): Stream
3319 2010-05-16 Jan Hubicka <jh@suse.cz>
3321 * cgraph.c (cgraph_clone_node): Take decl argument and insert
3322 clone into hash when it is different from orig.
3323 (cgraph_create_virtual_clone): Update use of cgraph_clone_node.
3324 * cgraph.h (cgraph_clone_node): Update prototype.
3325 * lto-cgrpah.c (lto_cgraph_encoder_new): Create body map.
3326 (lto_cgraph_encoder_delete): Delete body map.
3327 (lto_cgraph_encoder_size): Move to header.
3328 (lto_cgraph_encoder_encode_body_p,
3329 lto_set_cgraph_encoder_encode_body): New.
3330 (lto_output_node): Do not take written_decls argument; output clone_of
3332 (add_node_to): Add include_body_argument; call
3333 lto_set_cgraph_encoder_encode_body on master of the clone.
3334 (add_references): Update use of add_node_to.
3335 (compute_ltrans_boundary): Likewise.
3336 (output_cgraph): Do not create written_decls bitmap.
3337 (input_node): Take nodes argument; stream in clone_of correctly.
3338 (input_cgraph_1): Update use of input_node.
3339 * lto-streamer-out.c (lto_output): Use encoder info to decide
3340 what bodies to output.
3341 * ipa-inline.c (cgraph_clone_inlined_nodes,
3342 cgraph_decide_recursive_inlining): Update call of cgraph_clone_node.
3343 * lto-streamer.h (lto_cgraph_encoder_d): Add body.
3344 (lto_cgraph_encoder_size): Define here.
3345 (lto_cgraph_encoder_encode_body_p, lto_varpool_encoder_encode_body_p):
3348 2010-05-16 Richard Guenther <rguenther@suse.de>
3350 * doc/invoke.texi (-fipa-struct-reorg): Do not mention
3352 * ipa-type-escape.c (gate_type_escape_vars): Run when
3353 -fipa-struct-reorg runs.
3354 * opts.c (decode_options): Do not unset flag_ipa_type_escape.
3355 * common.opt (fipa-type-escape): Remove.
3357 2010-05-16 Eric Botcazou <ebotcazou@adacore.com>
3359 * opts.c (handle_option): Call into LTO streamer only if ENABLE_LTO.
3360 (decode_options): Likewise.
3361 * Makefile.in (opts.o): Add dependency on LTO_STREAMER_H.
3363 2010-05-16 Jan Hubicka <jh@suse.cz>
3365 * ipa.c (function_and_variable_visibility): Also bring local all
3368 2010-05-16 Richard Guenther <rguenther@suse.de>
3370 * alias.c (nonoverlapping_memrefs_p): Remove use of
3371 IPA type-escape information.
3373 2010-05-16 Joseph Myers <joseph@codesourcery.com>
3375 * c-common.c (c_common_reswords): Add _Static_assert for C.
3376 * c-parser.c (c_token_starts_declaration,
3377 c_parser_next_token_starts_declaration,
3378 c_parser_static_assert_declaration_no_semi,
3379 c_parser_static_assert_declaration): New.
3380 (c_parser_declaration_or_fndef): Add parameter static_assert_ok.
3381 Handle static assertions if static_assert_ok.
3382 (c_parser_external_declaration, c_parser_declaration_or_fndef,
3383 c_parser_compound_statement_nostart, c_parser_label,
3384 c_parser_for_statement, c_parser_objc_methodprotolist,
3385 c_parser_omp_for_loop): All callers of
3386 c_parser_declaration_or_fndef changed.
3387 (c_parser_struct_declaration): Handle static assertions.
3388 (c_parser_compound_statement_nostart): Use
3389 c_parser_next_token_starts_declaration and
3390 c_token_starts_declaration to detect start of declarations.
3391 (c_parser_label, c_parser_for_statement, c_parser_omp_for_loop):
3394 2010-05-16 Anatoly Sokolov <aesok@post.ru>
3396 * config/mmix/mmix.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
3397 LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
3398 * config/mmix/mmix.c (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
3399 TARGET_FUNCTION_VALUE_REGNO_P): Define.
3400 (mmix_function_outgoing_value): Rename to...
3401 (mmix_function_value): ...this. Make static. Add 'outgoing' argument.
3402 (mmix_function_value_regno_p): Make static.
3403 (mmix_libcall_value): New function.
3404 * config/mmix/mmix-protos.h (mmix_function_outgoing_value,
3405 mmix_function_value_regno_p): Remove declaration.
3407 2010-05-16 Eric Botcazou <ebotcazou@adacore.com>
3409 * tree.c (build_common_builtin_nodes): Always clear TREE_NOTHROW on
3410 BUILT_IN_ALLOCA if stack checking is enabled.
3412 2010-05-16 Richard Guenther <rguenther@suse.de>
3414 * var-tracking.c (vars_copy_1): Inline ...
3415 (vars_copy): ... here. Use FOR_EACH_HTAB_ELEMENT.
3416 (variable_union): Use FOR_EACH_HTAB_ELEMENT. Merge asserts.
3417 (variable_merge_over_cur): Adjust. Merge asserts.
3418 (variable_merge_over_src): Likewise.
3419 (dataflow_set_merge): Use FOR_EACH_HTAB_ELEMENT.
3420 (variable_post_merge_new_vals): Merge asserts.
3421 (variable_post_merge_perm_vals): Likewise.
3422 (find_mem_expr_in_1pdv): Likewise.
3423 (dataflow_set_different_value): Remove.
3424 (onepart_variable_different_p): Merge asserts.
3425 (variable_different_p): Likewise.
3426 (dataflow_set_different_1): Inline ...
3427 (dataflow_set_different): ... here. Use FOR_EACH_HTAB_ELEMENT.
3428 (emit_notes_for_differences_1): Merge asserts.
3430 2010-05-16 Richard Guenther <rguenther@suse.de>
3432 * lto-symtab.c (lto_symtab_entry_hash): Use IDENTIFIER_HASH_VALUE.
3433 * optabs.c (libfunc_decl_hash): Likewise.
3434 * varasm.c (emutls_decl): Likewise.
3436 2010-05-16 Steven Bosscher <steven@gcc.gnu.org>
3438 * c-decl.c: Don't include gimple.h.
3439 (merge_decls): Do not copy gimple_body.
3441 2010-05-15 Jason Merrill <jason@redhat.com>
3443 * c.opt: Add -fnothrow-opt.
3445 2010-05-15 Jan Hubicka <jh@suse.cz>
3447 * ipa-prop.c (ipa_prop_read_section): Add sanity check that node is
3449 * passes.c (ipa_write_summaries): Write all analyzed nodes.
3451 2010-05-15 Steven Bosscher <steven@gcc.gnu.org>
3453 * vecir.h: New file with VEC primitives for tree, gimple, and rtl.
3454 * Makefile.in: Add it.
3455 Fix all other Makefile dependencies for changes below.
3456 * tree.h: Include it instead of defining VEC primitives here.
3457 * gimple.h: Likewise.
3459 * tree-inline.h: Inlclude vecir.h instead of gimple.h.
3460 * except.h: Include vecir.h, break dependence on tree.h.
3462 * gimplify.c (append_to_statement_list_1, append_to_statement_list):
3464 * tree-iterator.c: ...to here.
3465 * tree-iterator.h: Fix file introduction comment. Add extern markers.
3467 * c-lex.c: Include fixed-value.h instead of rtl.h. Do not include
3469 * c-cppbuiltin.c: Explain why debug.h and tm_p.h are included.
3470 * c-objc-common.h: Do not include tm.h, rtl.h, insn-config.h,
3471 integrate.h, function.h, toplev.h, tree-inline.h, ggc.h,
3472 tree-mudflap.h, and target.h.
3473 * c-semantics.c: Do not include except.h, ggc.h, rtl.h, timevar.h,
3474 predict.h, tree-inline.h, gimple.h, and langhooks.h.
3475 * c-decl.c: Do not include expr.h, ggc.h, libfuncs.h, except.h.
3476 Add FIXME for why gimple.h is still included (should be unnecessary
3477 since GCC 4.5 gimplification unit-at-a-time).
3478 * c-typeck.c: Do not include rtl.h, tm_p.h, ggc.h, and gimple.h.
3479 * c-pragma.c: Add FIXME for why function.h needs to be included just
3480 for cfun, at front-end level.
3481 Add note that REGISTER_TARGET_PRAGMAS should probably be a target hook.
3482 Do not include ggc.h, but include vecprim.h for VEC(char).
3483 * c-opts.c: Do not include tm.h, tree-inline.h, and tm_p.h.
3484 Explain why target.h is included.
3485 * c-omp.h: Do not include tm.h, function.h, and bitmap.h.
3486 Explain why gimple.h is included.
3487 * c-ppoutput.c: Do not include tm.h.
3488 * c-common.c: Do not include gimple.h. Explain why expr.h is included.
3489 * c-parses.c: Explain why rtl.h is included, and that this (and only
3490 this) is also why tm.h must be included.
3491 Do not include except.h.
3492 * c-lang.c: Do not include ggc.h.
3494 2010-05-15 Uros Bizjak <ubizjak@gmail.com>
3496 * targhooks.c (GO_IF_MODE_DEPENDENT_ADDRESS): Use CONST_CAST_RTX.
3498 2010-05-15 Joseph Myers <joseph@codesourcery.com>
3500 * c-decl.c (grokfield): Allow typedefs for anonymous structs and
3501 unions by default if those structs and unions have no tags. Do
3502 not condition anonymous struct and unions handling on flag_iso.
3503 Allow anonymous structs and unions for C1X.
3504 (finish_struct): Do not diagnose lack of named fields when
3505 anonymous structs and unions present for C1X. Accept flexible
3506 array members in structure with anonymous structs or unions but no
3507 directly named fields.
3508 * doc/extend.texi (Unnamed Fields): Update.
3510 2010-05-15 Eric Botcazou <ebotcazou@adacore.com>
3512 * gimple.h (compare_field_offset): Rename into...
3513 (gimple_compare_field_offset): ...this.
3514 * gimple.c (compare_field_offset): Rename into...
3515 (gimple_compare_field_offset): ...this. Compare the full access if
3516 the offset is self-referential.
3517 (gimple_types_compatible_p): Adjust for above renaming.
3518 * lto-streamer-in.c (input_gimple_stmt): Likewise. Also compare the
3519 DECL_NONADDRESSABLE_P flag of fields before merging them.
3521 2010-05-15 Nathan Froyd <froydnj@codesourcery.com>
3523 * tree.h (ctor_to_list): Delete.
3524 * tree.c (ctor_to_list): Delete.
3526 2010-05-15 Jan Hubicka <jh@suse.cz>
3528 * ipa-reference.c: Include toplev.h
3529 (is_proper_for_analysis): Only add to all_module_statics
3531 (write_node_summary_p, stream_out_bitmap,
3532 ipa_reference_write_optimization_summary,
3533 ipa_reference_read_optimization_summary): New.
3534 (struct ipa_opt_pass_d pass_ipa_reference): Add
3535 optimization summary streaming.
3536 * lto-cgraph.c (referenced_from_this_partition_p,
3537 reachable_from_this_partition_p): New functions.
3538 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1,
3539 call_may_clobber_ref_p_1): Ask ipa-reference even for public vars.
3540 * opts.c (decode_options): Enable ipa_reference.
3541 * Makefile.in (ipa-reference.o): Add toplev.h dependency.
3542 * lto-streamer.h (referenced_from_this_partition_p,
3543 reachable_from_this_partition_p): Declare.
3545 2010-05-15 Richard Guenther <rguenther@suse.de>
3547 PR tree-optimization/44038
3548 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Avoid
3549 taking the address of a V_C_E of a constant.
3551 2010-05-14 Jan Hubicka <jh@suse.cz>
3553 * tree.h (memory_identifier_string): Remove.
3554 * ipa-reference.c: Update comment; do not include gt-ipa-reference.h
3555 (ipa_reference_global_vars_info_d): Remove statics_not_read and
3556 statics_not_written.
3557 (ipa_reference_optimization_summary_d): New structure.
3558 (ipa_reference_optimization_summary_t): New type and vector.
3559 (ipa_reference_vars_info_d): Embedd structures instead of using
3561 (reference_vars_to_consider): Remove out of GGC space.
3562 (module_statics_escape): Remove.
3563 (global_info_obstack): Rename to ...
3564 (optimization_summary_obstack): ... this one.
3565 (initialization_status_t): Remove.
3566 (memory_identifier_string): Remove.
3567 (get_reference_vars_info): Fix indenting.
3568 (set_reference_vars_info): Likewise.
3569 (get_reference_optimization_summary): New.
3570 (set_reference_optimization_summary): New.
3571 (get_global_reference_vars_info): Remove.
3572 (ipa_reference_get_read_global): Remove.
3573 (ipa_reference_get_written_global): Remove.
3574 (ipa_reference_get_not_read_global): Update.
3575 (ipa_reference_get_not_written_global): Update.
3576 (is_proper_for_analysis): Outlaw addressable.
3577 (propagate_bits): Update for new datastructures.
3578 (analyze_variable): Remove.
3579 (init_function_info): Update for new datastructures.
3580 (clean_function_local_data): Remove.
3581 (clean_function): Remove.
3582 (copy_global_bitmap): Use optimizations_summary_obstack.
3583 (duplicate_node_data): Duplicate optimization summary only.
3584 (remove_node_data): Remove optimization summary only.
3585 (generate_summary): Do not analyze variables; do not compute
3586 module_statics_escape; do not prune solutions by it.
3587 (read_write_all_from_decl): Fix typos in comments.
3588 (propagate): Doscover readonly and nonaddressable first;
3589 update for new datastructures; share global bitmaps.
3590 * ipa-reference.h (ipa_reference_get_read_global,
3591 ipa_reference_get_written_global): Remove.
3592 * ipa-pure-const.c (check_stmt): Do not use memory_identifier_string.
3593 * Makefile.in: Remove ipa-refereference from GT files.
3595 2010-05-14 Jakub Jelinek <jakub@redhat.com>
3598 * dwarf2out.c (resolve_one_addr): Check TREE_ASM_WRITTEN
3599 for all SYMBOL_REF_DECLs.
3601 2010-05-14 Jan Hubicka <jh@suse.cz>
3603 * cgraph.h (ipa_discover_readonly_nonaddressable_vars): Declare.
3604 (varpool_all_refs_explicit_p): New inline function.
3605 * ipa-reference.c: Update comment.
3606 (module_statics_written): Remove.
3607 (get_static_decl): Remove.
3608 (ipa_init): Do not initialize module_statics_written.
3609 (analyze_function): Likewise.
3610 (generate_summary): Likewise; do not compute module_statics_readonly
3611 and do not update variable flags.
3612 (propagate): Call ipa_discover_readonly_nonaddressable_vars.
3613 * ipa.c: Inlucde flags.h
3614 (cgraph_local_node_p): New.
3615 (cgraph_remove_unreachable_nodes): Return early when not optimizing;
3616 promote functions to local.
3617 (ipa_discover_readonly_nonaddressable_vars): New function.
3618 (function_and_variable_visibility): Use cgraph_local_node_p.
3619 * varpool.c (varpool_finalize_decl): Set force_output for
3620 DECL_PRESERVE_P vars.
3622 2010-05-14 Jan Hubicka <jh@suse.cz>
3624 * ipa.c (cgraph_remove_unreachable_nodes): Revert accidental commit.
3626 2010-05-14 Richard Guenther <rguenther@suse.de>
3628 PR tree-optimization/44119
3629 * tree-ssa-pre.c (eliminate): Properly mark replacement of
3630 a PHI node necessary.
3632 2010-05-14 Eric Botcazou <ebotcazou@adacore.com>
3634 * tree.h (TREE_ADDRESSABLE): Remove bogus usage for FIELD_DECL.
3636 2010-05-14 Jason Merrill <jason@redhat.com>
3639 * gimple.h (enum gf_mask): Add GF_CALL_NOTHROW.
3640 (gimple_call_set_nothrow): New.
3641 * gimple.c (gimple_build_call_from_tree): Call it.
3642 (gimple_call_flags): Set ECF_NOTHROW from GF_CALL_NOTHROW.
3645 * gimplify.c (gimplify_seq_add_stmt): No longer static.
3646 * gimple.h: Declare it.
3647 * gimple.c (gimple_build_eh_filter): No ops.
3649 2010-05-14 Jan Hubicka <jh@suse.cz>
3651 * ipa.c (enqueue_cgraph_node): Update comment; do not re-enqueue
3652 nodes already in queue.
3653 (cgraph_remove_unreachable_nodes): Cleanup; fix problem with
3656 2010-05-14 Jakub Jelinek <jakub@redhat.com>
3659 * cfgexpand.c (expand_debug_expr): If non-memory op0
3660 has BLKmode, return NULL.
3662 2010-05-14 Harsha Jagasia <harsha.jagasia@amd.com>
3664 * config.gcc: Add support for --with-cpu option for bdver1.
3665 * config/i386/i386.h (TARGET_BDVER1): New macro.
3666 (ix86_tune_indices): Change SSE_UNALIGNED_MOVE_OPTIMAL
3667 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
3668 (ix86_tune_features) :Change SSE_UNALIGNED_MOVE_OPTIMAL
3669 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
3670 Add SSE_PACKED_SINGLE_INSN_OPTIMAL.
3671 (TARGET_CPU_DEFAULT_NAMES): Add bdver1.
3672 (processor_type): Add PROCESSOR_BDVER1.
3673 * config/i386/i386.md: Add bdver1 as a new cpu attribute to match
3674 processor_type in config/i386/i386.h.
3675 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit
3676 movaps <reg, reg> instead of movapd <reg, reg> when replacing
3677 movsd <reg, reg> or movss <reg, reg> for SSE and AVX.
3678 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
3679 to emit packed xor instead of packed double/packed integer
3680 xor for SSE and AVX when moving a zero value.
3681 * config/i386/sse.md: Add check for
3682 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movaps instead of
3683 movapd/movdqa for SSE and AVX.
3684 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed
3685 single logical operations i.e and, or and xor instead of packed double
3686 logical operations for SSE and AVX.
3687 * config/i386/i386-c.c (ix86_target_macros_internal):
3688 Add PROCESSOR_BDVER1.
3689 * config/i386/driver-i386.c: Turn on -mtune=native for BDVER1.
3690 (has_fma4, has_xop): New.
3691 * config/i386/i386.c (bdver1_cost): New variable.
3692 (m_BDVER1): New macro.
3693 (m_AMD_MULTIPLE): Add m_BDVER1.
3694 (x86_tune_use_leave, x86_tune_push_memory, x86_tune_unroll_strlen,
3695 x86_tune_deep_branch_prediction, x86_tune_use_sahf, x86_tune_movx,
3696 x86_tune_use_simode_fiop, x86_tune_promote_qimode,
3697 x86_tune_add_esp_8, x86_tune_tune_sub_esp_4, x86_tune_sub_esp_8,
3698 x86_tune_integer_dfmode_moves, x86_tune_partial_reg_dependency,
3699 x86_tune_sse_partial_reg_dependency,
3700 x86_tune_sse_unaligned_load_optimal,
3701 x86_tune_sse_unaligned_store_optimal, x86_tune_sse_typeless_stores,
3702 x86_tune_memory_mismatch_stall, x86_tune_use_ffreep,
3703 x86_tune_inter_unit_moves, x86_tune_inter_unit_conversions,
3704 x86_tune_use_bt, x86_tune_pad_returns, x86_tune_slow_imul_imm32_mem,
3705 x86_tune_slow_imul_imm8, x86_tune_fuse_cmp_and_branch):
3706 Enable/disable for bdver1.
3707 (processor_target_table): Add bdver1_cost.
3708 (cpu_names): Add bdver1.
3709 (override_options): Set up PROCESSOR_BDVER1 for bdver1 entry in
3710 processor_alias_table.
3711 (ix86_expand_vector_move_misalign): Change.
3712 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL to TARGET_SSE_UNALIGNED_LOAD_OPTIMAL.
3713 Check for TARGET_SSE_UNALIGNED_STORE_OPTIMAL.
3714 Check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movups instead
3715 of movupd/movdqu for SSE and AVX.
3716 (ix86_tune_issue_rate): Add PROCESSOR_BDVER1.
3717 (ix86_tune_adjust_cost): Add code for bdver1.
3718 (standard_sse_constant_opcode): Add check for
3719 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed single xor instead
3720 of packed double xor for SSE and AVX.
3722 2010-05-14 Pat Haugen <pthaugen@us.ibm.com>
3724 * tree-ssa-loop.prefetch.c (prune_ref_by_group_reuse): Cast abs()
3727 2010-05-14 Tristan Gingold <gingold@adacore.com>
3729 * toplev.c (default_debug_hooks): Remove this variable.
3730 (process_options): Remove assignments to default_debug_hooks.
3732 2010-05-14 Martin Jambor <mjambor@suse.cz>
3734 * langhooks-def.h (LANG_HOOKS_FOLD_OBJ_TYPE_REF): Remove.
3735 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_FOLD_OBJ_TYPE_REF.
3736 * langhooks.h (struct lang_hooks_for_decls): Removed field
3738 * tree.c (free_lang_data): Remove assignment to
3739 lang_hooks.fold_obj_type_ref.
3740 * tree.def (OBJ_TYPE_REF): Update comment.
3742 2010-05-14 Richard Guenther <rguenther@suse.de>
3744 PR tree-optimization/44124
3745 * tree-ssa-sccvn.c (vn_nary_may_trap): Fix invalid memory access.
3747 2010-05-14 Alan Modra <amodra@gmail.com>
3750 * config/rs6000/rs6000.c (struct machine_function): Reorder
3751 fields for better packing. Add lr_save_state.
3752 (rs6000_ra_ever_killed): Return lr_save_state if set.
3753 (rs6000_emit_eh_reg_restore): Set lr_save_state.
3755 2010-05-13 Jan Hubicka <jh@suse.cz>
3757 * varpool.c (decide_is_variable_needed): Drop code checking
3758 TREE_SYMBOL_REFERENCED.
3760 2010-05-13 Jan Hubicka <jh@suse.cz>
3762 * final.c (output_addr_const): Do not call mark_decl_referenced.
3763 * cgraphunit.c (process_function_and_variable_attributes): Use
3764 mark_needed_node dirrectly.
3765 (assemble_thunk): Do not call mark_decl_referenced.
3767 2010-05-13 Anatoly Sokolov <aesok@post.ru>
3769 * targhooks.c (default_mode_dependent_address_p): Cast 'addr' to rtx.
3771 2010-05-13 Jeff Law <law@redhat.com>
3773 * ira-conflicts.c (print_allocno_conflicts): New function broken out
3775 (print_conflicts): Call print_allocno_conflicts.
3777 2010-05-13 Jakub Jelinek <jakub@redhat.com>
3780 * dwarf2out.c (modified_type_die): Don't dereference mod_type_die
3783 2010-05-13 Kai Tietz <kai.tietz@onevision.com>
3785 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Choose
3786 t-mingw-w64 or t-mingw-w32 for multilib configuration.
3787 * config/i386/t-mingw-w32: New.
3788 * config/i386/t-mingw-w64 (MULTILIB_OSDIRNAMES): Change lib64 to lib.
3790 2010-05-13 Martin Jambor <mjambor@suse.cz>
3792 * gimple.c (gimple_fold_obj_type_ref): Removed (a replacement moved to
3794 * gimple-fold.c (get_base_binfo_for_type): New function.
3795 (gimple_get_relevant_ref_binfo): Likewise.
3796 (gimple_fold_obj_type_ref_known_binfo): Likewise.
3797 (gimple_fold_obj_type_ref): Likewise.
3798 (fold_gimple_call): Simplify condition for folding virtual calls
3799 and call gimple_fold_obj_type_ref.
3800 * gimple.h (gimple_get_relevant_ref_binfo): Declare.
3801 (gimple_fold_obj_type_ref_known_binfo): Likewise.
3803 2010-05-13 Andreas Schwab <schwab@linux-m68k.org>
3805 * config/rs6000/rs6000-protos.h
3806 (rs6000_mode_dependent_address_ptr): Change argument to const_rtx.
3807 * config/rs6000/rs6000.c (rs6000_mode_dependent_address)
3808 (rs6000_debug_mode_dependent_address)
3809 (rs6000_mode_dependent_address_ptr): Likewise.
3811 2010-05-13 Jakub Jelinek <jakub@redhat.com>
3814 * var-tracking.c (track_expr_p): Allow tracking of variables optimized
3816 * Makefile.in (dwarf2out.o): Depend on $(TREE_FLOW_H).
3817 * tree-sra.c (create_access_replacement): Call unshare_expr before
3818 passing expr to SET_DECL_DEBUG_EXPR, and remove any SSA_NAMEs from it.
3819 * dwarf2out.c: Include tree-flow.h.
3820 (struct var_loc_node): Rename var_loc_note field to loc, add comment.
3821 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
3822 Handle DW_OP_bit_piece.
3823 (decl_piece_bitsize, decl_piece_varloc_ptr, decl_piece_node,
3824 construct_piece_list, adjust_piece_list): New functions.
3825 (add_var_loc_to_decl): Handle SRA optimized variables.
3826 Adjust for var_loc_note to loc field renaming.
3827 (dw_loc_list_1): For WANT_ADDRESS == 2 prefer DECL_MODE of decl
3828 in VAR_LOCATION note.
3829 (new_loc_descr_op_bit_piece): New function.
3830 (dw_sra_loc_expr): New function.
3831 (dw_loc_list): Use it. Don't handle the last range after the
3832 loop, handle it inside of the loop. Adjust for var_loc_note
3833 to loc field renaming.
3834 (add_location_or_const_value_attribute): Only special case
3835 single entry loc lists if loc is NOTE_P. Adjust for
3836 var_loc_note to loc field renaming.
3837 (dwarf2out_var_location): Don't set newloc->var_loc_note
3838 and newloc->next here.
3840 2010-05-12 Jan Hubicka <jh@suse.cz>
3842 * cgraph.c (cgraph_mark_address_taken_node): No longer imply needed
3844 * cgraph.h (cgraph_only_called_directly_p,
3845 cgraph_can_remove_if_no_direct_calls_p): test address_taken flag.
3846 (cgraph_can_remove_if_no_direct_calls_and_refs_p): New function.
3847 * cgraphunit.c (cgraph_mark_functions_to_output): Test address_taken.
3849 * ipa.c (cgraph_remove_unreachable_nodes): Use
3850 cgraph_can_remove_if_no_direct_calls_and_refs_p; clear address_taken
3852 * tree-inline.c (copy_bb): Check address_taken flag.
3853 * tree-profile.c (tree_gen_ic_func_profiler): Check address_taken and
3854 externally_visible flag.
3856 2010-05-12 Jason Merrill <jason@redhat.com>
3860 * dbxout.c (dbxout_type): Remove NULLPTR_TYPE handling.
3861 * sdbout.c (plain_type_1): Likewise.
3862 * dwarf2out.c (is_base_type): Likewise.
3863 (gen_type_die_with_usage): Likewise. Generate
3864 DW_TAG_unspecified_type for any LANG_TYPE.
3866 2010-05-12 Jan Hubicka <jh@suse.cz>
3868 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Build
3870 * cgraph.c (cgraph_create_indirect_edge): Take ecf_flags argument.
3871 (cgraph_clone_edge): Update.
3872 (cgraph_node_remove_callees): Remove indirect calls too.
3873 * cgraph.h (cgraph_indirect_call_info): Add ecf_flags.
3874 (cgraph_create_indirect_edge): Update prototype.
3875 * ipa-reference.c (has_proper_scope_for_analysis): Rename to
3876 is_proper_for_analysis.
3877 (add_new_function, visited_nodes, function_insertion_hook_holder,
3878 get_local_reference_vars_info, mark_address_taken, mark_address,
3879 mark_load, mark_store, check_asm_memory_clobber, check_call,
3880 scan_stmt_for_static_refs, scan_initializer_for_static_refs): Remove.
3881 (ipa_init): Do not initialize visited_nodes;
3882 function_insertion_hook_holder.
3883 (analyze_variable): Rewrite.
3884 (analyze_function): Rewrite.
3885 (copy_local_bitmap): Remove.
3886 (duplicate_node_dat): Do not duplicate local info.
3887 (generate_summary): Simplify to only walk cgraph.
3888 (write_node_summary_p, ipa_reference_write_summary,
3889 ipa_reference_read_summary): Remove.
3890 (propagate): Do not remove function insertion;
3892 (pass_ipa_reference): NULLify summary handling fields.
3893 * lto-cgraph.c (lto_output_edge): Output ecf_flags.
3894 (input_edge): Input ecf_flags.
3895 * ipa-prop.c (ipa_note_parm_call): Expect edge to be around.
3896 (update_indirect_edges_after_inlining): Ignore edges with unknown
3899 2010-05-12 Sriraman Tallam <tmsriram@google.com>
3901 * implicit-zee.c: New file.
3902 * tree-pass.h (pass_implicit_zee): Declare.
3903 * passes.c (init_optimization_passes): Add zee pass.
3904 * common.opt (fzee): New flag.
3905 * timevar.def (TV_ZEE): Define.
3906 * config/i386/i386.c (optimization_options): Turn on ZEE for level 2
3908 * Makefile.in (implicit-zee.o): Add new build file.
3910 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
3911 Nathan Froyd <froydnj@codesourcery.com>
3913 * c-common.c (sync_resolve_params): Remove write-only variable.
3915 2010-05-12 Anatoly Sokolov <aesok@post.ru>
3917 * target.h (struct gcc_target): Add mode_dependent_address_p field.
3918 * target-def.h (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
3919 (TARGET_INITIALIZER): Use TARGET_MODE_DEPENDENT_ADDRESS_P.
3920 * targhooks.c (default_mode_dependent_address_p): New function.
3921 * targhooks.h (default_mode_dependent_address_p): Declare function.
3922 * doc/tm.texi (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
3923 (GO_IF_MODE_DEPENDENT_ADDRESS): Update.
3924 * recog.c (mode_dependent_address_p): Call mode_dependent_address_p
3925 target hook. Change return type to bool.
3926 * recog.h (mode_dependent_address_p): Change return type to bool.
3928 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
3929 Nathan Froyd <froydnj@codesourcery.com>
3931 * tree-mudflap.c (build_function_type_0, build_function_type_1,
3932 build_function_type_2, build_function_type_3): Remove.
3933 (mudflap_init): Use build_function_type_list.
3935 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
3936 Nathan Froyd <froydnj@codesourcery.com>
3938 * coverage.c (build_fn_info_value): Call build_constructor instead of
3939 build_constructor_from_list.
3940 (build_ctr_info_value): Likewise.
3941 (build_gcov_info): Likewise.
3943 2010-05-12 Nathan Froyd <froydnj@codesourcery.com>
3945 * tree.c (build_constructor): Compute TREE_CONSTANT for the
3946 resultant constructor.
3947 (build_constructor_single): Don't set TREE_CONSTANT.
3948 (build_constructor_from_list): Don't compute TREE_CONSTANT.
3950 2010-05-12 Jan Hubicka <jh@suse.cz>
3952 * cgraph.h (struct varpool_node): Add aux.
3953 * varasm.c (find_decl_and_mark_needed): Force output of varpool nodes.
3954 * varpool.c (varpool_remove_node): Do not remove initializer.
3955 (varpool_reset_queue): Export.
3956 (varpool_finalize_decl): Volatile vars are forced to be output.
3957 * lto-symtab.c (lto_varpool_replace_node): Clear out initializer of
3959 * ipa.c (enqueue_cgraph_node, enqueue_varpool_node,
3960 process_references, varpool_can_remove_if_no_refs): New functions.
3961 (cgraph_remove_unreachable_nodes): Handle variables too.
3963 2010-05-12 H.J. Lu <hongjiu.lu@intel.com>
3966 * config/i386/sse.md (*avx_vmmaskcmp<mode>3): New.
3968 2010-05-12 Jakub Jelinek <jakub@redhat.com>
3971 * gimplify.c (enum omp_region_type): Add ORT_UNTIED_TASK,
3972 change value of ORT_TASK.
3973 (new_omp_context): Handle ORT_UNTIED_TASK like ORT_TASK.
3974 (omp_notice_threadprivate_variable): New function.
3975 (omp_notice_variable): Call it for threadprivate variables.
3976 If enclosing ctx is a task, print enclosing task rather than
3977 enclosing parallel. Handle ORT_UNTIED_TASK like ORT_TASK.
3978 (gimplify_omp_task): Pass ORT_UNTIED_TASK instead of ORT_TASK
3979 if task has untied clause.
3982 * dwarf2out.c (base_type_die): Don't add name attribute here.
3983 (modified_type_die): Instead of sizetype use
3984 its underlying original type. If a DW_TAG_base_type doesn't
3985 have name added, add __unknown__.
3986 (dwarf2out_imported_module_or_decl_1): Don't call base_type_die,
3987 always call force_type_die instead.
3989 2010-05-12 Maxim Kuvyrkov <maxim@codesourcery.com>
3991 * targhooks.c (default_stack_protect_guard): Avoid sharing RTL
3992 for __stack_chk_guard.
3994 2010-05-11 Jakub Jelinek <jakub@redhat.com>
3996 * c-opts.c (c_common_parse_file): If start_end_main_source_file,
3997 don't call start_source_file debug hook here...
3998 (finish_options): ... but here, after outputting predefined and
3999 command line defines and undefs.
4002 * cfglayout.c (fixup_reorder_chain): Allow asm goto to have
4004 * cfgcleanup.c (try_optimize_cfg): When in cfglayout mode
4005 optimizing away empty bb with no successors, move over its
4006 footer chain to fallthru predecessor.
4007 * cfgrtl.c (patch_jump_insn): Update also REG_LABEL_OPERAND.
4008 (rtl_split_edge): For asm goto call patch_jump_insn even if
4009 splitting fallthru edge.
4012 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use qnu_unique_object
4013 even for DECL_ONE_ONLY DECL_ARTIFICIAL !TREE_READONLY decls.
4014 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Likewise.
4015 * dwarf2asm.c (dw2_output_indirect_constant_1): Set TREE_READONLY
4019 * c-parser.c (c_parser_expression): Mark LHS of a comma
4020 expression as read if it is a decl, handled component or
4021 COMPOUND_EXPR with that on the RHS.
4022 * c-typeck.c (c_process_expr_stmt): Mark RHS of COMPOUND_EXPR
4023 if it is a decl or handled component.
4025 2010-05-11 Jan Hubicka <jh@suse.cz>
4027 * lto-symtab.c (lto_symtab_free): New function.
4028 * lto-streamer.h (lto_symtab_free): Declare.
4030 2010-05-11 Jan Hubicka <jh@suse.cz>
4032 * lto-cgraph.c (reachable_from_other_partition_p): Export; do not assume
4033 that if function is needed it is reachable.
4034 (lto_output_node): See if it the function is reachable or referenced.
4035 (output_cgraph): Update call of lto_output_node.
4036 * lto-streamer.h (reachable_from_other_partition_p): Declare.
4038 2010-05-11 Jan Hubicka <jh@suse.cz>
4040 * crtstuff.c (__JCR_LIST__, __DTOR_END__, __JCR_END__, __FRAME_END__):
4043 2010-05-11 Jan Hubicka <jh@suse.cz>
4045 PR tree-optimize/44063
4046 * ipa-inline.c (cgraph_edge_badness): Move always inlines to top of
4048 (cgraph_decide_inlining_of_small_function): Skip check when disrgarding
4050 (estimate_function_body_sizes): Compute sizes even when disregarding.
4052 2010-05-11 Kai Tietz <kai.tietz@onevision.com>
4054 * collect2.c (maybe_lto_object_file): Add x64-coff magic and check.
4056 2010-05-11 Jan Hubicka <jh@suse.cz>
4058 * lto-cgraph.c (output_cgraph): Remove loop adding all varpool nodes
4059 into every boundary.
4061 2010-05-11 Jan Hubicka <jh@suse.cz>
4063 * matrix-reorg.c (matrix_reorg): Rebuild edges.
4065 2010-05-11 Jan Hubicka <jh@suse.cz>
4067 * lto-streamer.c (lto_streamer_cache_add_to_node_array,
4068 lto_streamer_cache_delete): Put nodes into heap.
4069 * lto-streamer.h (struct lto_streamer_cache_d): Nodes vector is in
4072 2010-05-11 Jan Hubicka <jh@suse.cz>
4074 * cgraphbuild.c (cgraph_rebuild_references): New.
4075 * cgraph.c (cgraph_mark_reachable_node): Accept references to optimized
4077 * cgraph.h (cgraph_rebuild_references): Declare.
4078 * tree-inline.c (tree_function_versioning): Use it.
4079 * ipa-struct-reorg.c (do_reorg_for_func): Likewise.
4081 2010-05-11 Jan Hubicka <jh@suse.cz>
4083 * cgraph.c: Include ipa-utils.h
4084 (cgraph_create_virtual_clone): Update references.
4085 * Makefile.in (cgraph.o): Add dependency at ipa-utils.h
4087 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
4089 * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Reset
4090 prefetch_before to PREFETCH_ALL if to accesses "meet" beyond
4093 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
4095 * tree-ssa-loop-prefetch.c: Add debug for dropped prefetches.
4097 2010-05-11 Jakub Jelinek <jakub@redhat.com>
4099 * gcc.c (execute): For -### don't quote arguments that
4100 contain just alphanumerics and _/-. characters.
4101 * doc/invoke.texi: Document that change for -###.
4104 * df-problems.c (struct dead_debug): Add to_rescan field.
4105 (dead_debug_init): Clear to_rescan field.
4106 (dead_debug_finish): Rescan all debug insns in to_rescan
4107 bitmap and free the bitmap.
4108 (dead_debug_insert_before): Instead of rescanning debug insns
4109 immediately queue their rescanning until dead_debug_finish.
4110 (df_note_bb_compute): After dead_debug_add do continue instead
4113 2010-05-10 Jakub Jelinek <jakub@redhat.com>
4116 * haifa-sched.c (schedule_insn): When clearing INSN_VAR_LOCATION_LOC,
4117 clear also INSN_REG_USE_LIST.
4119 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4121 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Undef.
4123 2010-05-10 Jan Hubicka <jh@suse.cz>
4125 * lto-stramer-out.c (produce_asm_for_decls): Correct accidentally
4128 2010-05-10 Jan Hubicka <jh@suse.cz>
4130 * passes.c (ipa_write_summaries_1, ipa_write_optimization_summaries):
4132 * lto-section-out.c (lto_new_out_decl_state): Do not allocate it here.
4133 * lto-streamer.c (lto_streamer_cache_insert_1): Use alloc pool.
4134 (lto_streamer_cache_create): Init alloc pool.
4135 (lto_streamer_cache_delete): Free alloc pool.
4136 * lto-streamer.h: Include alloc pool.
4137 (lto_streamer_cache_d): Use alloc pool.
4138 * lto-stramer-out.c (produce_asm_for_decls): Delete fn_out_states.
4140 2010-05-10 Jan Hubicka <jh@suse.cz>
4142 * Makefile.in (cgraphbuild.o): Add dependency on except.h.
4143 * cgraphbuild.c: Include except.h
4144 (record_type_list, record_eh_tables): New function.
4145 (build_cgraph_edges, rebuild_cgraph_edges): Use it.
4147 2010-05-10 Jan Hubicka <jh@suse.cz>
4149 * crtstuff.c (force_to_data, __do_global_dtors_aux_fini_array_entry,
4150 __frame_dummy_init_array_entry, force_to_data): Attribute as used
4153 2010-05-10 Michael Matz <matz@suse.de>
4155 * tree-ssa-reassoc.c (undistribute_ops_list): Use create_tmp_reg.
4156 (can_reassociate_p): Use FLOAT_TYPE_P.
4157 * tree-vectorizer.h (vect_is_simple_reduction): Rename to ...
4158 (vect_force_simple_reduction): ... this.
4159 * tree-parloops.c (gather_scalar_reductions): Use
4160 vect_force_simple_reduction.
4161 * tree-vect-loop.c (vect_is_simple_reduction_1): Rename from
4162 vect_is_simple_reduction, add modify argument, if true rewrite
4163 "a-b" into "a+(-b)".
4164 (vect_is_simple_reduction, vect_force_simple_reduction): New
4166 (vect_analyze_scalar_cycles_1): Use vect_force_simple_reduction.
4168 2010-05-10 H.J. Lu <hongjiu.lu@intel.com>
4169 Vladimir Makarov <vmakarov@redhat.com>
4171 PR rtl-optimization/44012
4172 * ira-build.c (remove_unnecessary_allocnos): Nullify
4173 regno_allocno_map of the removed allocno.
4175 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4177 * configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
4179 * configure: Regenerate.
4181 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4183 * config/sol2.c (solaris_assemble_visibility): Declare decl, vis
4185 Define visibility_types, name, type inside HAVE_GAS_HIDDEN.
4186 * configure.ac (gcc_cv_ld_hidden): Explain stages of visibility
4188 * configure: Regenerate.
4190 2010-05-10 Richard Guenther <rguenther@suse.de>
4192 * lto-symtab.c (lto_symtab_entry_marked_p): Make entry
4193 marked if the entry identifier is marked.
4195 2010-05-10 Richard Guenther <rguenther@suse.de>
4197 * c-common.c (struct c_common_attributes): Add fnspec attribute.
4198 (handle_fnspec_attribute): New function.
4199 * gimple.h (gimple_call_return_flags): Declare.
4200 (gimple_call_arg_flags): Likewise.
4201 * gimple.c (gimple_call_arg_flags): New function.
4202 (gimple_call_return_flags): Likewise.
4203 * tree.h (EAF_DIRECT, EAF_NOCLOBBER, EAF_NOESCAPE, EAF_UNUSED):
4205 (ERF_RETURN_ARG_MASK, ERF_RETURNS_ARG, ERF_NOALIAS): New function
4207 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Skip unused args.
4208 * tree-ssa-structalias.c (make_constraint_from_heapvar): Split
4210 (make_heapvar_for): ... this new function.
4211 (handle_rhs_call): Handle fnspec attribute argument specifiers.
4212 (handle_lhs_call): Likewise.
4213 (find_func_aliases): Adjust.
4215 2010-05-10 Richard Guenther <rguenther@suse.de>
4217 PR tree-optimization/44050
4218 * tree-inline.c (tree_function_versioning): Clone the ipa-pta flag.
4220 2010-05-10 Wei Guozhi <carrot@google.com>
4223 * config/arm/thumb2.md (thumb2_tlobits_cbranch): New insn pattern.
4225 2010-05-09 Joseph Myers <joseph@codesourcery.com>
4228 * c-typeck.c (lookup_field): Take a type directly. Update
4230 (build_component_ref): Update call to lookup_field.
4231 (set_init_label): Use lookup_field to find initialized field.
4232 Handle returned list of fields like a sequence of designators.
4234 2010-05-09 Richard Guenther <rguenther@suse.de>
4237 * fold-const.c (tree_single_nonzero_warnv_p): Properly
4238 handle &FUNCTION_DECL.
4240 2010-05-09 Joseph Myers <joseph@codesourcery.com>
4243 * c-decl.c (detect_field_duplicates_hash): New. Handle anonymous
4244 structures and unions recursively.
4245 (detect_field_duplicates): Move duplicate detection with a hash to
4246 detect_field_duplicates_hash. Always use a hash if anonymous
4247 structures or unions are present.
4248 * doc/extend.texi (Unnamed Fields): Document that duplicate fields
4251 2010-05-09 H.J. Lu <hongjiu.lu@intel.com>
4254 * config/i386/driver-i386.c (host_detect_local_cpu): Properly
4255 detect Atom, Core 2 and Core i7.
4257 2010-05-09 Richard Guenther <rguenther@suse.de>
4259 * gcc.c (store_arg): Handle temporary file deletion for
4262 2010-05-09 Richard Guenther <rguenther@suse.de>
4265 * ipa-inline.c (estimate_function_body_sizes): Return after
4266 disregarding inline limits.
4268 2010-05-09 Richard Guenther <rguenther@suse.de>
4270 * gcc.c (store_arg): Revert last change.
4272 2010-05-08 Sandra Loosemore <sandra@codesourcery.com>
4275 * tree-ssa-reassoc.c (eliminate_redundant_comparison): New function.
4276 (optimize_ops_list): Call it.
4278 2010-05-08 Richard Guenther <rguenther@suse.de>
4280 PR tree-optimization/44030
4281 * tree-ssa-pre.c (eliminate): Copy NECESSARY flag. Set
4282 NECESSARY flag if we propagate from a inserted expression.
4284 2010-05-08 Eric Botcazou <ebotcazou@adacore.com>
4286 * gimple.c (gimple_types_compatible_p) <ARRAY_TYPE>: Treat bounds of
4287 domain types as equal if they are both PLACEHOLDER_EXPRs.
4289 2010-05-08 Richard Guenther <rguenther@suse.de>
4291 * lto-wrapper.c (run_gcc): Remove linker output from
4292 command line for LTRANS invocation.
4294 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
4296 * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
4297 lto-macho as lto_binary_reader.
4298 * target.h (struct gcc_target): New hooks lto_start and lto_end.
4299 * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
4300 * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
4301 in lto_start and lto_end calls.
4302 (is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O
4304 (scan_prog_file): Update is_elf_or_coff call.
4305 * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
4307 * collect2.c (main): Fix enum comparison.
4309 * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
4311 * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
4312 * darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START
4313 and TARGET_ASM_LTO_END.
4314 * darwin.c: Include obstack.h and lto-streamer.h.
4315 (lto_section_names_offset, lto_section_names_obstack,
4316 lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
4318 (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
4319 (darwin_asm_lto_start): New function. Redirect output to asm_out_file
4320 to a temporary file.
4321 (darwin_asm_lto_end): New function. Restore asm_out_file.
4322 (darwin_asm_named_section): For LTO sections, replace the name with
4323 the offset of the section name in a string table, and build this
4325 (darwin_file_start): Initialize global vars for LTO support.
4326 (darwin_file_end): If output to asm_out_file was redirected, append it
4327 to the proper asm_out_file here. Add the section names section.
4329 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
4331 * c-pragma.c (pending_weak_d, pending_weak): New.
4332 (pending_weaks): Change the type to VEC((pending_weak,gc) *.
4333 (maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
4334 handle_pragma_weak): Update the uses of pending_weaks.
4336 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4338 PR documentation/44016
4339 * doc/standards.texi (Standards): Link to unversioned
4340 cxx0x_status.html page.
4342 2010-05-07 Iain Sandoe <iains@gcc.gnu.org>
4345 * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
4346 in addition to TREE_USED, to avoid "set but unused" warnings.
4348 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
4350 * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
4351 (is_loop_prefetching_profitable): Do not insert prefetches
4352 when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
4353 times the prefetch ahead distance.
4355 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
4357 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
4358 Account for loop unrolling in the insn-to-prefetch ratio heuristic.
4359 (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
4362 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
4364 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
4365 a diagnostic info when the insn-to-mem ratio is too small.
4367 2010-05-07 Richard Guenther <rguenther@suse.de>
4369 * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
4371 (store_arg): Queue temp_filename for deletion instead of
4374 2010-05-07 Richard Guenther <rguenther@suse.de>
4376 * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
4377 (run_gcc): Handle LTRANS phase invocation.
4378 * collect2.c (maybe_run_lto_and_relink): Do not set WPA_SAVE_LTRANS.
4380 2010-05-07 Jakub Jelinek <jakub@redhat.com>
4382 * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
4383 this is also meaningful on PARM_DECLs and RESULT_DECLs.
4385 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4387 * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
4389 2010-05-07 Richard Guenther <rguenther@suse.de>
4391 PR tree-optimization/44020
4392 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
4393 code when PRE is not yet initialized.
4395 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4397 * config/mips/dbxmdebug.h: Remove.
4398 * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
4400 2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
4402 * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
4403 with null pointer and also warn about ordered comparison of zero with
4406 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
4408 * graphite-blocking.c
4409 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
4410 * graphite-clast-to-gimple.c
4411 (clast_to_gcc_expression): Same.
4412 (precision_for_value): Same.
4413 (precision_for_interval): Same.
4414 (gcc_type_for_interval): Same.
4415 (graphite_create_new_guard): Same.
4416 (compute_bounds_for_level): Same.
4417 (graphite_create_new_loop_guard): Same.
4418 * graphite-interchange.c
4419 (build_linearized_memory_access): Same.
4420 (pdr_stride_in_loop): Same.
4421 (memory_strides_in_loop_1): Same.
4422 (memory_strides_in_loop): Same.
4423 (extend_scattering): Same.
4424 (psct_scattering_dim_for_loop_depth): Same.
4425 (pbb_number_of_iterations): Same.
4427 (debug_iteration_domains): Same.
4429 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
4430 (ppl_set_inhomogeneous_gmp): Same.
4431 (ppl_strip_loop): Same.
4432 (ppl_lexico_compare_linear_expressions): Same.
4433 (ppl_read_polyhedron_matrix): Same.
4434 (ppl_max_for_le_pointset): Same.
4436 (ppl_read_polyhedron_matrix): Same.
4437 (tree_int_to_gmp): Same.
4438 (gmp_cst_to_tree): Same.
4439 (ppl_set_inhomogeneous): Same.
4440 (ppl_set_inhomogeneous_tree): Same.
4441 (ppl_set_coef): Same.
4442 (ppl_set_coef_tree): Same.
4443 * graphite-sese-to-poly.c
4444 (build_pbb_scattering_polyhedrons): Same.
4445 (build_scop_scattering): Same.
4446 (scan_tree_for_params_right_scev): Same.
4447 (scan_tree_for_params): Same.
4448 (find_params_in_bb): Same.
4449 (find_scop_parameters): Same.
4450 (add_upper_bounds_from_estimated_nit): Same.
4451 (build_loop_iteration_domains): Same.
4452 (add_condition_to_domain): Same.
4453 (pdr_add_memory_accesses): Same.
4455 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
4457 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
4458 CLooG's value_* macros to their respective mpz_* counterparts.
4459 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
4460 (graphite_create_new_loop_guard): Same.
4461 * graphite-interchange.c (build_linearized_memory_access): Same.
4462 (pdr_stride_in_loop): Same.
4463 (memory_strides_in_loop_1): Same.
4464 (1st_interchange_profitable_p): Same.
4465 * graphite-poly.c (extend_scattering): Same.
4466 (psct_scattering_dim_for_loop_depth): Same.
4467 (pbb_number_of_iterations): Same.
4468 (pbb_number_of_iterations_at_time): Same.
4469 * graphite-poly.h (new_1st_loop): Same.
4470 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
4471 (oppose_constraint): Same.
4472 (insert_constraint_into_matrix): Same.
4473 (ppl_set_inhomogeneous_gmp): Same.
4474 (ppl_set_coef_gmp): Same.
4475 (ppl_strip_loop): Same.
4476 (ppl_lexico_compare_linear_expressions): Same.
4477 (ppl_max_for_le_pointset): Same.
4478 (ppl_min_for_le_pointset): Same.
4479 (ppl_build_realtion): Same.
4480 * graphite-ppl.h (gmp_cst_to_tree): Same.
4481 (ppl_set_inhomogeneous): Same.
4482 (ppl_set_inhomogeneous_tree): Same.
4483 (ppl_set_coef): Same.
4484 (ppl_set_coef_tree): Same.
4485 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
4486 (build_scop_scattering): Same.
4487 (add_value_to_dim): Same.
4488 (scan_tree_for_params_right_scev): Same.
4489 (scan_tree_for_params_int): Same.
4490 (scan_tree_for_params): Same.
4491 (find_params_in_bb): Same.
4492 (find_scop_parameters): Same.
4493 (add_upper_bounds_from_estimated_nit): Same.
4494 (build_loop_iteration_domains): Same.
4495 (create_linear_expr_from_tree): Same.
4496 (add_condition_to_domain): Same.
4497 (pdr_add_memory_accesses): Same.
4499 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
4500 Jason Merrill <jason@redhat.com>
4502 * c-common.c (c_common_reswords): Add nullptr.
4503 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
4504 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
4505 (gen_type_die_with_usage): Likewise.
4506 * dbxout.c (dbxout_type): Likewise.
4507 * sdbout.c (plain_type_1): Likewise.
4509 2010-05-06 Jason Merrill <jason@redhat.com>
4511 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
4512 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
4514 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
4516 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
4517 stripping WITH_SIZE_EXPR.
4518 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
4521 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4523 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
4524 list of obsolete configurations.
4525 Disabled check for obsolete configurations.
4526 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
4527 Removed support for previous versions.
4528 * config/mips/iris.h: Removed.
4529 * config/mips/iris5.h: Removed.
4530 * config/mips/iris6.h: Merged old iris.h contents.
4531 (TARGET_IRIX): Removed.
4532 (DRIVER_SELF_SPECS): Removed mabi=32.
4533 (IDENT_ASM_OP): Removed undef.
4534 (STARTFILE_SPEC): Removed mabi=32.
4535 (ENDFILE_SPEC): Likewise.
4536 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
4537 (MACHINE_TYPE): Update for IRIX 6.5.
4538 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
4539 TARGET_IRIX by TARGET_IRIX6.
4540 (mips_file_start): Likewise.
4541 (mips_output_external): Remove IRIX 5/6 O32 support.
4542 (mips_output_function_prologue): Likewise.
4543 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
4545 (TARGET_CPU_CPP_BUILTINS): Likewise.
4546 (TARGET_IRIX): Removed.
4547 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
4548 (MULTILIB_DIRNAMES): Removed 32.
4549 (MULTILIB_OSDIRNAMES): Removed ../lib.
4550 * doc/install.texi (Prerequisites): Don't reference IRIX before 6.5.
4551 (Specific, mips-sgi-irix5): Document removal.
4552 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI removal.
4553 Remove references to older IRIX 6 releases and the O32 ABI.
4555 2010-05-06 Jakub Jelinek <jakub@redhat.com>
4558 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
4559 instead of DF_REF_REAL_REG.
4561 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
4564 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
4565 handling to still return true for x64 targets.
4567 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
4569 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
4571 2010-05-06 Jan Hubicka <jh@suse.cz>
4573 PR tree-optimization/43791
4574 * ipa-inline.c (update_caller_keys): Remove bogus
4575 disregard_inline_limits check.
4577 2010-05-06 Michael Matz <matz@suse.de>
4579 PR tree-optimization/43984
4580 * tree-ssa-pre.c (inserted_phi_names): Remove.
4581 (inserted_exprs): Change to bitmap.
4582 (create_expression_by_pieces): Set bits, don't append to vector.
4583 (insert_into_preds_of_block): Don't handle inserted_phi_names.
4584 (eliminate): Don't look at inserted_phi_names, remove deleted
4585 insns from inserted_exprs.
4586 (remove_dead_inserted_code): Adjust to use bitmaps instead of vectors.
4587 (init_pre, fini_pre): Allocate and free bitmaps.
4588 (execute_pre): Insert insns on edges before elimination.
4590 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
4592 * tree.c (initializer_zerop): Handle STRING_CST.
4594 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
4597 * doc/invoke.texi (Wimplicit): Document as C only.
4598 * opts.c (common_handle_option): Add argument kind.
4599 (handle_option): Rename as read_cmdline_option. Factor out code to...
4600 (handle_option): ... here. New.
4601 (handle_options): Rename as read_cmdline_options.
4602 (decode_options): Update call.
4603 (set_option): Use option index instead of option pointer. Classify
4604 diagnostics correctly.
4605 (enable_warning_as_error): Call handle_option.
4606 * opts.h (set_option): Update declaration.
4607 (handle_option): Declare.
4608 * langhooks.h (struct lang_hooks): Add argument kind to handle_option.
4609 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
4610 * c-opts.c (set_Wimplicit): Delete.
4611 (c_family_lang_mask): New static constant.
4612 (c_common_handle_option): Add argument kind. Use handle_option
4613 instead of set_Wimplicit.
4614 (c_common_post_options): warn_implicit and warn_implicit_int
4615 are disabled by default.
4616 * c-common.c (warn_implicit): Do not define here.
4617 * c-common.h (warn_implicit): Do not declare here.
4618 (c_common_handle_option): Update declaration.
4619 * lto-opts.c (lto_reissue_options): Update call to set_option.
4621 2010-05-06 Richard Guenther <rguenther@suse.de>
4623 PR tree-optimization/43571
4624 * domwalk.c (walk_dominator_tree): Walk the dominator
4625 sons in more optimal order.
4627 2010-05-06 Richard Guenther <rguenther@suse.de>
4629 PR tree-optimization/43934
4630 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
4631 (stmt_cost): Likewise.
4632 (extract_true_false_args_from_phi): New helper.
4633 (determine_max_movement): For PHI nodes verify we can hoist them
4634 and compute their cost.
4635 (determine_invariantness_stmt): Handle PHI nodes.
4636 (move_computations_stmt): Likewise. Hoist PHI nodes in
4637 if-converted form using COND_EXPRs.
4638 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI nodes.
4639 (tree_ssa_lim): Likewise.
4640 * tree-flow.h (tree_ssa_lim): Adjust prototype.
4641 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
4643 2010-05-06 Richard Guenther <rguenther@suse.de>
4645 PR tree-optimization/43987
4646 * tree-ssa-structalias.c (could_have_pointers): For possibly
4647 address-taken variables force pointers to be recorded.
4648 (create_variable_info_for_1): Likewise.
4649 (push_fields_onto_fieldstack): Pass in wheter all fields
4651 (find_func_aliases): Query types instead of vars whether
4652 they contain pointers where appropriate.
4654 2010-05-06 Jan Hubicka <jh@suse.cz>
4656 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
4657 (record_reference, mark_address, mark_load, mark_store): Record
4659 (record_references_in_initializer): Update call of record_references.
4660 (rebuild_cgraph_edges): Remove all references before rebuiding.
4661 * cgraph.c (cgraph_create_node): Clear ref list.
4662 (cgraph_remove_node): Remove references.
4663 (dump_cgraph_node): Dump references.
4664 (cgraph_clone_node): Clone references.
4665 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
4666 (struct cgraph_node, varpool_node): Add ref_lst.
4667 * ipa-ref.c: New file.
4668 * ipa-ref.h: New file.
4669 * ipa-ref-inline.h: New file.
4670 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
4671 (referenced_from_other_partition_p): New function.
4672 (lto_output_varpool_node): Take set arugment; call
4673 referenced_from_other_partition.
4674 (lto_output_ref): New.
4675 (add_references): New.
4677 (output_cgraph): Compute boundary based on references; output refs.
4678 (output_varpool): Accept cgraph_node_set argument.
4681 (input_cgraph): Call input_refs.
4682 * lto-section-in.c (lto_section_name): Add refs.
4683 * Makefile.in (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
4684 (ipa-ref.o): New file.
4685 * varpool.c (varpool_node): Clear ipa ref list.
4686 (varpool_remove_node): Remove references.
4687 (dump_varpool_node): Dump references.
4688 (varpool_assemble_decl): Only compile finalized ones.
4689 (varpool_extra_name_alias): Initialize ref list.
4690 * lto-streamer.c (lto-get_section_name): Add .refs section.
4691 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
4692 (referenced_from_other_partition_p): Declared.
4694 2010-05-06 Ira Rosen <irar@il.ibm.com>
4696 PR tree-optimization/43901
4697 * tree-vect-stmts.c (vectorizable_call): Assert that vector
4698 type is not NULL if it's transformation phase, and return
4699 FALSE if it's analysis.
4700 (vectorizable_conversion, vectorizable_operation,
4701 vectorizable_type_demotion, vectorizable_type_promotion): Likewise.
4703 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
4705 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
4707 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
4709 * config/mips/mips-protos.h
4710 (mips_small_register_classes_for_mode_p): Delete prototype.
4712 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
4714 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
4715 * config/arm/arm.c (multiple_operation_profitable_p,
4716 compute_offset_order): New static functions.
4717 (load_multiple_sequence, store_multiple_sequence): Use them.
4718 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
4719 memory offsets, not register numbers.
4720 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
4722 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
4724 * stor-layout.c (pending_sizes): Change the type to VEC(tree,gc) *.
4725 (get_pending_sizes, put_pending_size, put_pending_sizes):
4726 Update the uses of pending_sizes.
4727 * c-decl.c (store_parm_decls): Likewise.
4728 * c-tree.h (struct c_arg_info): Likewise.
4729 * tree.h: Update the prototype for get_pending_sizes and
4732 2010-05-05 Jason Merrill <jason@redhat.com>
4735 * c-common.c (handle_aligned_attribute): Respect
4736 ATTR_FLAG_TYPE_IN_PLACE.
4739 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
4740 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
4741 (TARGET_INITIALIZER): Use it.
4742 * c-common.c (attribute_takes_identifier_p): Call it.
4743 * c-common.h: Update prototype.
4744 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
4745 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
4747 2010-05-05 Jakub Jelinek <jakub@redhat.com>
4750 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
4751 DW_ID_down_case for Fortran compilation units.
4753 2010-05-05 Jan Hubicka <jh@suse.cz>
4755 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
4758 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
4760 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
4761 a variable-sized RESULT_DECL.
4763 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
4765 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
4767 2010-05-05 Jason Merrill <jason@redhat.com>
4770 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
4772 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
4774 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
4775 Jakub Jelinek <jakub@redhat.com>
4778 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
4779 (dead_debug_init, dead_debug_finish): New functions.
4780 (dead_debug_add, dead_debug_insert_before): Likewise.
4781 (df_note_bb_compute): Initialize a dead_debug object, add dead
4782 debug uses to it, insert debug bind insns before death insns,
4783 reset debug insns that refer to pending uses at the end.
4784 * rtl.h (make_debug_expr_from_rtl): New prototype.
4785 * varasm.c (make_debug_expr_from_rtl): New function.
4787 2010-05-05 Jan Hubicka <jh@suse.cz>
4789 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
4790 (lto_varpool_encoder_new, lto_varpool_encoder_delete,
4791 lto_varpool_encoder_encode, lto_varpool_encoder_lookup,
4792 lto_varpool_encoder_deref, lto_varpool_encoder_size,
4793 lto_varpool_encoder_encode_initializer_p,
4794 lto_set_varpool_encoder_encode_initializer): New functions.
4795 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
4796 call output_varpool.
4797 (input_varpool_node): Do not always set analyzed.
4798 (input_cgraph_1): Return vector of cgraph nodes.
4799 (input_varpool_1): Return vector of varpools.
4800 (input_cgraph): Free the vectors.
4801 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
4802 output only initializers needed.
4803 (lto_output): Only call output_cgraph.
4804 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
4805 * lto-section-out.c (lto_new_out_decl_state): Initialize
4806 state->varpool_node_encoder.
4807 * lto-streamer.h (lto_varpool_encoder_d): New.
4808 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
4809 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
4810 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
4811 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
4812 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
4814 (output_varpool, input_varpool): Remove declarations.
4816 2010-05-05 Jan Hubicka <jh@suse.cz>
4818 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
4819 with body can prevail.
4821 2010-05-05 Jan Hubicka <jh@suse.cz>
4823 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
4826 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4828 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to dependencies.
4830 * gengtype.h (erro_at_line): Constify pos argument.
4832 * gengtype.c: Include hashtab.h.
4833 (enum gc_used): Document GC_MAYBE_POINTED_TO.
4834 (error_at_line): Constify pos argument.
4835 (do_typedef): Initialize p->opt field.
4836 (get_file_gtfilename): Fix comment typo.
4837 (struct walk_type_data): Constify line field.
4838 (get_output_file_for_structure): New function.
4839 (write_local_func_for_structure): Constify orig_s argument.
4840 Use get_output_file_for_structure.
4841 (write_func_for_structure): Use get_output_file_for_structure.
4842 (INDENT): New define.
4843 (dump_pair, dump_type, dump_type_list, dump_typekind)
4844 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
4845 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
4847 (seen_types): New variable.
4848 (main): New variable do_dump. Process "-d" command line option.
4849 Call dump_everything if dump requested.
4851 2010-05-05 Jakub Jelinek <jakub@redhat.com>
4853 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
4854 in a temporary instead of invoking the macro multiple times.
4855 (track_expr_p): Likewise.
4857 2010-05-04 Neil Vachharajani <nvachhar@google.com>
4859 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
4861 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
4862 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
4863 conditions for printing notes.
4864 * common.opt (-Wcoverage-mismatch): Allow negative, default to
4865 true, update documentation.
4866 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
4868 2010-05-04 Jakub Jelinek <jakub@redhat.com>
4871 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
4874 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
4877 * config/i386/i386.md (sse_prologue_save): Clobber CC register.
4878 (*sse_prologue_save_insn1): Likewise.
4879 (SSE prologue save splitter): Likewise.
4881 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
4883 * tree.c (free_lang_data_in_one_sizepos): New inline function.
4884 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
4885 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
4886 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
4887 all decls. Call it on DECL_FIELD_OFFSET of fields.
4888 (find_decls_types_r): Follow DECL_VALUE_EXPR.
4889 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
4891 2010-05-04 Martin Jambor <mjambor@suse.cz>
4893 * tree-sra.c (build_access_from_expr_1): The first parameter type
4894 changed to simple tree.
4895 (build_access_from_expr): Likewise, gsi parameter was eliminated.
4896 (scan_assign_result): Renamed to assignment_mod_result, enum elements
4898 (build_accesses_from_assign): Removed all parameters except for a
4899 simple gimple statement. Now returns a simple bool.
4900 (scan_function): All non-analysis parts moved to separate functions
4901 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
4902 parameters and updated both callers.
4903 (sra_modify_expr): Removed parameter data.
4904 (sra_modify_function_body): New function.
4905 (perform_intra_sra): Call sra_modify_function_body to modify the
4907 (replace_removed_params_ssa_names): Parameter data changed into
4909 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
4910 changed the parameter dont_convert to convert with the opposite
4912 (sra_ipa_modify_assign): Parameter data changed into adjustments
4913 vector, return value changed to bool.
4914 (ipa_sra_modify_function_body): New function.
4915 (sra_ipa_reset_debug_stmts): Updated a comment.
4916 (modify_function): Use ipa_sra_modify_function_body to modify function
4919 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
4922 * alias.c (true_dependence): Handle the same VALUE in x and mem.
4923 (canon_true_dependence): Likewise.
4924 (write_dependence_p): Likewise.
4926 2010-05-04 Jan Hubicka <jh@suse.cz>
4928 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
4929 * cgraphbuild.c: Include ipa-utils.h
4930 (record_reference_ctx): New struct.
4931 (record_reference): Simplify to work on initializers; not statements.
4932 (mark_address, mark_load, mark_store): New.
4933 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
4935 (record_references_in_initializer): Update use of record_reference.
4936 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
4939 2010-05-04 Jan Hubicka <jh@suse.cz>
4941 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
4942 node will be removed anyway.
4943 (lto_varpool_replace_node): Allow also unanalyzed nodes;
4944 relink aliases of node into prevailing node.
4945 * varpool.c (varpool_remove_node): Remove aliases properly;
4946 when removing node, remove all its aliases too; remove DECL_INITIAL
4947 of removed node; ggc_free the varpool node.
4949 2010-05-04 Richard Guenther <rguenther@suse.de>
4951 PR tree-optimization/43879
4952 * tree-ssa-structalias.c (alias_get_name): Use
4953 DECL_ASSEMBLER_NAME if available.
4954 (create_function_info_for): Return the varinfo node.
4955 (ipa_pta_execute): Associate same-body aliases and extra names
4956 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
4958 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
4960 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove static.
4962 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
4965 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
4966 only if HONOR_REG_ALLOC_ORDER is not defined.
4968 2010-05-04 Richard Guenther <rguenther@suse.de>
4970 PR tree-optimization/43949
4971 * tree-vrp.c (extract_range_from_binary_expr): Only handle
4974 2010-04-26 Jason Merrill <jason@redhat.com>
4976 * c.opt (-fstrict-enums): New.
4977 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
4979 2010-05-03 David Ung <davidu@mips.com>
4980 James E. Wilson <wilson@codesourcery.com>
4982 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
4983 emit the trap instruction before the divide for TUNE_74K.
4985 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
4987 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
4988 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
4989 based on the above, for new target hook.
4991 * hooks.c (hook_bool_mode_true): New generic hook.
4992 * hooks.h (hook_bool_mode_true): Add prototype.
4994 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
4996 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
4997 target hook, set to hook_bool_mode_false.
4998 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
4999 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
5000 with targetm.small_register_classes_for_mode_p.
5001 (find_reusable_reload): Likewise.
5002 (combine_reloads): Likewise.
5003 * reload1.c (reload_as_needed): Likewise.
5004 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
5005 * ifcvt.c (noce_process_if_block, check_cond_move_block,
5006 dead_or_predicable): Likewise.
5007 * regmove.c (optimize_reg_copy_1): Likewise.
5008 * calls.c (prepare_call_address): Likewise.
5009 (precompute_register_parameters): Likewise.
5011 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
5013 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
5014 implementation of the hook that considers all register classes
5015 small except for SH64.
5016 (sh_override_options): Use the new hook.
5017 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
5020 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
5022 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
5023 implementation of the hook that considers all register classes
5025 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
5028 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
5030 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
5031 implementation of the hook that considers all register classes
5033 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
5036 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
5038 * config/m32c/m32c.h: Likewise.
5039 * config/pdp11/pdp11.h: Likewise.
5040 * config/avr/avr.h: Likewise.
5041 * config/xtensa/xtensa.h: Likewise.
5042 * config/m68hc11/m68hc11.h: Likewise.
5043 * config/mn10300/mn10300.h: Likewise.
5044 * config/mcore/mcore.h: Likewise.
5045 * config/h8300/h8300.h: Likewise.
5046 * config/bfin/bfin.h: Likewise.
5048 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
5049 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
5051 2010-05-03 Anatoly Sokolov <aesok@post.ru>
5053 * double-int.h (tree_to_double_int): Remove macro.
5054 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
5055 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
5056 (tree_to_double_int): New function.
5057 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
5059 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
5061 2010-05-03 Richard Guenther <rguenther@suse.de>
5063 PR tree-optimization/43971
5064 * tree-ssa-structalias.c (get_constraint_for_1): Fix
5065 constraints in the !flag_delete_null_pointer_checks case.
5067 2010-05-03 Jakub Jelinek <jakub@redhat.com>
5070 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
5071 result mode matches original rtl mode.
5073 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
5076 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
5078 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
5080 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
5081 when processing flag options.
5083 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
5085 * gcov-iov.c (main): Change format string placeholder
5086 from %#08x to 0x%08x.
5087 * genchecksum.c (dosum): Change format string placeholder
5088 from %#02x to 0x%02x.
5090 2010-05-02 Richard Guenther <rguenther@suse.de>
5092 PR tree-optimization/43879
5093 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
5095 2010-05-02 Bruno Haible <bruno@clisp.org>
5097 * doc/extend.texi (Function Attributes): Fix a typo.
5099 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
5102 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
5103 placeholder from 0x%x to %#x.
5104 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
5105 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
5106 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
5107 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
5108 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
5109 * config/i386/i386.c (ix86_target_string): Ditto.
5110 * config/i386/i386.c (output_pic_addr_const): Ditto.
5111 (print_operand): Ditto.
5113 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
5115 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
5116 placeholder from 0x%x to %#x.
5117 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
5118 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
5119 (ASM_OUTPUT_DEBUG_DATA): Ditto.
5120 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
5121 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
5122 * optc-gen.awk: Ditto.
5123 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
5124 (HOST_WIDE_INT_PRINT_HEX): Ditto.
5125 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
5126 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
5128 2010-05-01 Anatoly Sokolov <aesok@post.ru>
5130 * target.h (struct calls): Add function_value_regno_p field.
5131 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
5132 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
5133 * targhooks.c (default_function_value_regno_p): New function.
5134 * targhooks.h (default_function_value_regno_p): Declare function.
5135 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
5136 * builtins.c. (apply_result_size): (Ditto.).
5137 * combine.c. (likely_spilled_retval_p): (Ditto.).
5138 * mode-switching.c. Include 'target.h'.
5139 (create_pre_exit): Use function_value_regno_p hook.
5140 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
5141 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
5142 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
5144 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
5145 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
5146 (ix86_function_value_regno_p): Declare as static, change argument
5147 type to const unsigned int.
5148 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
5150 2010-05-01 Richard Guenther <rguenther@suse.de>
5152 PR tree-optimization/43949
5153 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
5155 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
5157 2010-05-01 Anatoly Sokolov <aesok@post.ru>
5159 * rtl.h (CONST_DOUBLE_P): Define.
5160 (rtx_to_double_int): Declare.
5161 * emit-rtl.c (rtx_to_double_int): New function.
5162 * dwarf2out.c (insert_double): New function.
5163 (loc_descriptor, add_const_value_attribute): Clean up, use
5164 rtx_to_double_int and insert_double functions.
5166 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
5168 * doc/extend.texi (Inline): Add missing return keyword to examples.
5169 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
5172 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
5174 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
5175 the variable part of the offset as well. Use highest_pow2_factor for
5176 all alignment checks.
5178 2010-04-30 Richard Guenther <rguenther@suse.de>
5180 PR tree-optimization/43879
5181 * tree-ssa-structalias.c (type_could_have_pointers): Functions
5184 2010-04-30 Jan Hubicka <jh@suse.cz>
5186 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
5188 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
5190 2010-04-30 Jan Hubicka <jh@suse.cz>
5192 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
5194 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
5195 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
5196 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
5197 cgraph_node_set_needs_ltrans_p): Remove.
5199 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
5201 * sdbout.c: Include vec.h, do not include varray.h.
5202 (deferred_global_decls, sdbout_global_decl,
5203 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
5204 * toplev.c: Do not include varray.h.
5205 (dump_memory_report): Do not dump VARRAY statistics.
5206 * gengtype.c (open_base_file): Ignore varray.h.
5207 * Makefile.in: Update for abovementioned changes.
5208 Remove all traces of varray.c and varray.h.
5209 * varray.c: Remove file.
5210 * varray.h: Remove file.
5212 2010-04-30 Jan Hubicka <jh@suse.cz>
5214 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
5217 2010-04-30 Jan Hubicka <jh@suse.cz>
5219 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
5222 2010-04-30 Richard Guenther <rguenther@suse.de>
5224 * tree-ssa-structalias.c (get_constraint_for_1): Generate
5225 constraints for CONSTRUCTOR.
5227 2010-04-30 Richard Guenther <rguenther@suse.de>
5230 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
5231 first after all lowering passes.
5233 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
5235 * toplev.c: Include varray.h for statistics dumping.
5236 * tree.h: Do not declare varray_head_tag.
5237 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
5238 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
5239 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
5240 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
5241 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
5242 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
5243 c-common.c, c-common.h, reg-stack.c, basic-block.h,
5244 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
5246 * Makefile.in: Update for abovementioned changes.
5248 2010-04-30 Jakub Jelinek <jakub@redhat.com>
5251 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
5253 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
5255 * config/picochip/picochip.c (picochip_legitimize_address): Define.
5256 Use this function to do machine-specific conversion.
5257 (picochip_legitimize_reload_address): Likewise.
5258 (picochip_legitimate_address_p): Check valid base register only if
5260 (picochip_check_conditional_copy): Check for modw only if opnd is
5262 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
5263 to call the function in c.
5264 * config/picochip/picochip-protos.h
5265 (picochip_legitimize_reload_address): Define.
5266 * config/picochip/picochip.md (supported_compare1): Define.
5268 2010-04-30 Jan Hubicka <jh@suse.cz>
5270 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
5271 (cgraph_global_info): Remove inlined.
5272 (LTO_cgraph_tag_names): Remove.
5273 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
5274 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
5275 simplify cgraph tags and document.
5276 (lto_output_node): Use only LTO_cgraph_unavail_node and
5277 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
5278 for_functions_valid, global info, process and output flags.
5279 (input_overwrite_node): Initialize estimated stack size and
5280 estimated growth. Do not read flags we no longer store.
5281 (input_node): Likewise do not read info no longer stored.
5282 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
5285 2010-04-30 Richard Guenther <rguenther@suse.de>
5287 PR tree-optimization/43879
5288 * tree-ssa-structalias.c (get_constraint_for_1): Properly
5289 handle non-zero initializers.
5291 2010-04-30 Richard Guenther <rguenther@suse.de>
5293 * builtins.c (fold_builtin_1): Delete free (0).
5295 2010-04-29 Jan Hubicka <jh@suse.cz>
5297 * gengtype.c (open_base_files): Add lto-streamer.h
5298 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
5299 (pass_ipa_cp): GGC collect.
5300 * toplev. (compile_file): Do not output symbols.
5301 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
5302 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
5303 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
5304 * lto-section-in.c: Include ggc.h
5305 (lto_new_in_decl_state): Alloc in GGC.
5306 (lto_delete_in_decl_state): Likewise.
5307 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
5310 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
5313 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
5314 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
5315 (HONOR_REG_ALLOC_ORDER): Describe new macro.
5316 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
5317 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
5318 account only if HONOR_REG_ALLOC_ORDER is not defined.
5319 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
5320 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
5322 2010-04-29 Jon Grant <04@jguk.org>
5324 * collect2.c (vflag): Change type from int to bool.
5326 (helpflag): New global bool.
5327 (main): Set vflag and debug with boolean, not integer truth values.
5328 Accept new "--help" option and output usage text if found.
5329 * collect2.h (vflag): Update prototype.
5332 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
5335 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
5337 2010-04-29 Richard Guenther <rguenther@suse.de>
5340 * plugin.h (invoke_plugin_callbacks): Annotate arguments
5341 with ATTRIBUTE_UNUSED.
5343 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
5346 * config/i386/i386.c (get_some_local_dynamic_name): Replace
5347 INSN_P with NONDEBUG_INSN_P.
5348 (distance_non_agu_define): Likewise.
5349 (distance_agu_use): Likewise.
5351 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
5353 From Dominique d'Humieres <dominiq@lps.ens.fr>
5355 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
5358 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
5360 * plugin.h (invoke_plugin_callbacks): New inline function.
5361 * plugin.c (flag_plugin_added): New global flag.
5362 (add_new_plugin): Initialize above flag.
5363 (invoke_plugin_callbacks): Rename to ...
5364 (invoke_plugin_callbacks_full): ... this.
5366 2010-04-28 Jan Hubicka <jh@suse.cz>
5368 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
5369 (lto_varpool_replace_node): New.
5370 (lto_symtab_resolve_symbols): Resolve varpool nodes.
5371 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
5372 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
5373 * cgraph.h (varpool_node_ptr): New type.
5374 (varpool_node_ptr): New vector.
5375 (varpool_node_set_def): New structure.
5376 (varpool_node_set): New type.
5377 (varpool_node_set): New vector.
5378 (varpool_node_set_element_def): New structure.
5379 (varpool_node_set_element, const_varpool_node_set_element): New types.
5380 (varpool_node_set_iterator): New type.
5381 (varpool_node): Add prev pointers, add used_from_other_partition,
5383 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
5384 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
5385 varpool_get_node, varpool_remove_node): Declare.
5386 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
5387 varpool_node_set_size): New inlines.
5388 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
5389 * tree-pass.h (varpool_node_set_def): Forward declare.
5390 (ipa_opt_pass_d): Summary writting takes vnode sets too.
5391 (ipa_write_optimization_summaries): Update prototype.
5392 * ipa-cp.c (ipcp_write_summary): Update.
5393 * ipa-reference.c (ipa_reference_write_summary): Update.
5394 * lto-cgraph.c (lto_output_varpool_node): New static function.
5395 (output_varpool): New function.
5396 (input_varpool_node): New static function.
5397 (input_varpool_1): New function.
5398 (input_cgraph): Input varpool.
5399 * ipa-pure-const.c (pure_const_write_summary): Update.
5400 * lto-streamer-out.c (lto_output): Update, output varpool too.
5401 (write_global_stream): Kill WPA hack.
5402 (produce_asm_for_decls): Update.
5403 (output_alias_pair_p): Handle variables.
5404 (output_unreferenced_globals): Output only needed partition of varpool.
5405 * ipa-inline.c (inline_write_summary): Update.
5406 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
5408 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
5409 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
5410 varpool_node_set_new, varpool_node_set_add,
5411 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
5412 debug_varpool_node_set): New functions.
5413 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
5414 (execute_one_pass): Process new decls too.
5415 (ipa_write_summaries_2): Pass around vsets.
5416 (ipa_write_summaries_1): Likewise.
5417 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
5419 (ipa_write_optimization_summaries_1): Pass around vsets.
5420 (ipa_write_optimization_summaries): Likewise.
5421 * varpool.c (varpool_get_node): New.
5422 (varpool_node): Update doubly linked lists.
5423 (varpool_remove_node): New.
5424 (dump_varpool_node): More dumping.
5425 (varpool_enqueue_needed_node): Update doubly linked lists.
5426 (decide_is_variable_needed): Kill ltrans hack.
5427 (varpool_finalize_decl): Kill lto hack.
5428 (varpool_assemble_decl): Skip decls in other partitions.
5429 (varpool_assemble_pending_decls): Update doubly linkes lists.
5430 (varpool_empty_needed_queue): Likewise.
5431 (varpool_extra_name_alias): Likewise.
5432 * lto-streamer.c (lto_get_section_name): Add vars section.
5433 * lto-streamer.h (lto_section_type): Update.
5434 (output_varpool, input_varpool): Declare.
5436 2010-04-28 Mike Stump <mikestump@comcast.net>
5438 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
5440 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
5442 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
5443 record or union type with RECORD_OR_UNION_TYPE_P predicate.
5444 (lto_input_ts_type_tree_pointers): Likewise.
5445 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
5446 (lto_output_ts_type_tree_pointers): Likewise.
5448 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
5450 Uniquization of constants at the Tree level
5451 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
5452 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
5454 (tree_output_constant_def): Declare.
5455 * gimplify.c (gimplify_init_constructor): When using block copy, first
5456 uniquize the constant constructor on the RHS.
5457 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
5458 DECL_IN_CONSTANT_POOL flag.
5459 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
5460 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
5462 (assemble_variable): Deal with symbols belonging to the tree constant
5464 (get_constant_section): Add ALIGN parameter and simplify.
5465 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
5466 (assemble_constant_contents): Use the expression of the VAR_DECL.
5467 (output_constant_def_contents): Use the alignment of the VAR_DECL.
5468 (tree_output_constant_def): New global function.
5469 (mark_constant): Use the expression of the VAR_DECL.
5470 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
5472 (output_object_block): Likewise and assemble the expression.
5474 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
5476 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
5477 hash_tree, eq_tree): New tree hash table.
5478 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
5479 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
5480 lto_orig_address_remove): Reimplement.
5482 2010-04-28 Xinliang David Li <davidxl@google.com>
5485 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
5486 (compute_uninit_opnds_pos): New function.
5487 (is_non_loop_exit_postdominating): New function.
5488 (compute_control_dep_chain): New function.
5489 (find_pdom): New function.
5490 (convert_control_dep_chain_into_preds): New function.
5491 (find_predicates): New function.
5492 (find_control_equiv_block): New function.
5493 (collect_phi_def_edges): New function.
5494 (find_def_preds): New function.
5495 (find_dom): New function.
5496 (dump_predicates): New function.
5497 (get_cmp_code): New function.
5498 (is_value_included_in): New function.
5499 (find_matching_predicate_in_rest_chains): New function.
5500 (use_pred_not_overlap_with_undef_path_pred): New function.
5501 (is_use_properly_guarded): New function.
5502 (normalize_cond_1): New function.
5503 (is_and_or_or): New function.
5504 (normalize_cond): New function.
5505 (is_gcond_subset_of): New function.
5506 (is_subset_of_any): New function.
5507 (is_or_set_subset_of): New function.
5508 (is_and_set_subset_of): New function.
5509 (is_norm_cond_subset_of): New function.
5510 (is_pred_expr_subset_of): New function.
5511 (is_pred_chain_subset_of): New function.
5512 (is_included_in): New function.
5513 (is_superset_of): New function.
5514 (find_uninit_use): New function.
5515 (warn_uninitialized_phi): New function.
5516 (compute_possibly_undefined_names): New function.
5517 (ssa_undefined_value_p): New function.
5518 (execute_late_warn_uninitialized): New function.
5519 * tree-ssa.c (ssa_undefined_value_p): Removed.
5520 (warn_uninit): Changed to extern.
5521 (warn_uninitialized_phi): Removed.
5522 (warn_uninitialized_vars): Changed to extern.
5523 (execute_late_warn_uninitialized): Removed
5524 * tree-flow.h: Add new prototypes.
5525 * timevar.def: Add new time variable.
5526 * Makefile.in: Add new build file.
5528 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
5530 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
5533 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5536 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
5538 2010-04-28 Martin Jambor <mjambor@suse.cz>
5540 * cgraph.h (struct cgraph_node): New field indirect_calls.
5541 (struct cgraph_indirect_call_info): New type.
5542 (struct cgraph_edge): Removed field indirect_call. New fields
5543 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
5544 (cgraph_create_indirect_edge): Declare.
5545 (cgraph_make_edge_direct): Likewise.
5546 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
5547 * ipa-prop.h (struct ipa_param_call_note): Removed.
5548 (struct ipa_node_params): Removed field param_calls.
5549 (ipa_create_all_structures_for_iinln): Declare.
5550 * cgraph.c: Described indirect edges and uids in initial comment.
5551 (cgraph_add_edge_to_call_site_hash): New function.
5552 (cgraph_edge): Search also among the indirect edges, use
5553 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
5554 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
5555 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
5557 (initialize_inline_failed): Assign a reason to indirect edges.
5558 (cgraph_create_edge_1): New function.
5559 (cgraph_create_edge): Moved some functionality to
5560 cgraph_create_edge_1.
5561 (cgraph_create_indirect_edge): New function.
5562 (cgraph_edge_remove_callee): Add an assert checking for
5564 (cgraph_edge_remove_caller): Special-case indirect edges.
5565 (cgraph_remove_edge): Likewise.
5566 (cgraph_set_edge_callee): New function.
5567 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
5568 (cgraph_make_edge_direct): New function.
5569 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
5570 the declaration of the call statement matches.
5571 (cgraph_node_remove_callees): Special-case indirect edges.
5572 (cgraph_clone_edge): Likewise.
5573 (cgraph_clone_node): Clone also the indirect edges.
5574 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
5575 indirect_call, dump count of indirect_calls edges.
5576 * ipa-prop.c (iinlining_processed_edges): New variable.
5577 (ipa_note_param_call): Create indirect edges instead of
5578 creating notes. New parameter node.
5579 (ipa_analyze_call_uses): New parameter node, pass it on to
5580 ipa_note_param_call.
5581 (ipa_analyze_stmt_uses): Likewise.
5582 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
5583 (print_edge_addition_message): Work on edges rather than on notes.
5584 (update_call_notes_after_inlining): Likewise, renamed to
5585 update_indirect_edges_after_inlining.
5586 (ipa_create_all_structures_for_iinln): New function.
5587 (ipa_free_node_params_substructures): Do not free notes.
5588 (ipa_edge_duplication_hook): Propagate bits within
5589 iinlining_processed_edges bitmap.
5590 (ipa_node_duplication_hook): Do not duplicate notes.
5591 (free_all_ipa_structures_after_ipa_cp): Renamed to
5592 ipa_free_all_structures_after_ipa_cp.
5593 (free_all_ipa_structures_after_iinln): Renamed to
5594 ipa_free_all_structures_after_iinln.
5595 (ipa_write_param_call_note): Removed.
5596 (ipa_read_param_call_note): Removed.
5597 (ipa_write_indirect_edge_info): New function.
5598 (ipa_read_indirect_edge_info): Likewise.
5599 (ipa_write_node_info): Do not stream notes, do stream information
5601 (ipa_read_node_info): Likewise.
5602 (lto_ipa_fixup_call_notes): Removed.
5603 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
5604 * ipa-inline.c (pass_ipa_inline): Likewise.
5605 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
5606 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
5607 * tree-inline.c (copy_bb): Removed an unnecessary double check for
5609 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
5611 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
5612 (output_cgraph): Stream also indirect edges.
5613 (lto_output_edge): Added capability to stream indirect edges.
5614 (input_edge): Likewise.
5615 (input_cgraph_1): Likewise.
5616 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
5619 2010-04-28 Richard Guenther <rguenther@suse.de>
5621 PR tree-optimization/43879
5622 PR tree-optimization/43909
5623 * tree-ssa-structalias.c (struct variable_info): Add
5624 only_restrict_pointers flag.
5625 (new_var_info): Initialize it. Increment stats.total_vars here.
5626 (create_function_info_for): Do not increment stats.total_vars here.
5627 (get_function_part_constraint): Fix build with C++.
5628 (insert_into_field_list): Remove.
5629 (push_fields_onto_fieldstack): Properly merge fields.
5630 (create_variable_info_for): Split and simplify.
5631 (create_variable_info_for_1): New piece.
5632 (intra_create_variable_infos): Properly make restrict constraints
5635 2010-04-28 Richard Guenther <rguenther@suse.de>
5638 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
5640 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
5641 Jan Hubicka <hubicka@ucw.cz>
5643 * doc/invoke.texi (-Wsuggest-attribute=const,
5644 -Wsuggest-attribute=pure): Document.
5645 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
5646 (function_always_visible_to_compiler_p,
5647 suggest_attribute, warn_function_pure, warn_function_const):
5649 (check_call): Improve debug info.
5650 (analyze_function): Do not check availability.
5651 (add_new_function): Check availability.
5652 (propagate): Output warnings.
5653 (skip_function_for_local_pure_const): New function.
5654 (local_pure_const): Use it; output warnings.
5655 * common.opt (Wsuggest-attribute=const,
5656 Wsuggest-attribute=pure): New.
5658 2010-04-27 Jakub Jelinek <jakub@redhat.com>
5660 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
5661 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
5662 or DW_CFA_def_cfa_offset{,_sf}.
5664 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
5666 * tree.h: Fix truncated long macros.
5668 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
5670 * collect2.c (TARGET_64BIT): Redefine to target's default.
5671 * tlink.c: Likewise.
5672 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
5673 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
5674 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
5675 for underscoring __USER_LABEL_PREFIX__.
5676 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
5677 (SUB_LINK_ENTRY32): New.
5678 (SUB_LINK_ENTRY64): New.
5679 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
5680 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
5681 (SUB_LINK_ENTRY64): New.
5682 (SUB_LINK_ENTRY): New.
5683 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
5684 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
5685 x64 target is choosen.
5686 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
5687 * configure: Regenerated.
5688 * configure.ac (leading-mingw64-underscores): Option added.
5690 2010-04-27 Jan Hubicka <jh@suse.cz>
5692 * doc/invoke.texi (-fipa-profile): Document.
5693 * opts.c (decode_options): Enable ipa-profile at -O1.
5694 * timevar.def (TV_IPA_PROFILE): Define.
5695 * common.opt (fipa-profile): Add.
5696 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
5698 (cgraph_propagate_frequency): Handle only local ones.
5699 * tree-pass.h (pass_ipa_profile): Declare.
5700 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
5701 (pass_ipa_profile): Use TV_IPA_PROFILE.
5702 * ipa.c (ipa_profile): New function.
5703 (gate_ipa_profile): Likewise.
5704 (pass_ipa_profile): New global variable.
5705 * passes.c (pass_ipa_profile): New.
5707 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
5709 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
5711 2010-04-27 Martin Jambor <mjambor@suse.cz>
5714 * ipa.c (dissolve_same_comdat_group_list): New function.
5715 (function_and_variable_visibility): Call
5716 dissolve_same_comdat_group_list when comdat group contains external or
5718 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
5719 lists are circular and that they contain only DECL_ONE_ONLY nodes.
5721 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
5723 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
5724 (const_hash_1) <VECTOR_CST>: New case.
5725 (compare_constant) <VECTOR_CST>: Likewise.
5726 <ADDR_EXPR>: Deal with LABEL_REFs.
5727 (copy_constant) <VECTOR_CST>: New case.
5729 2010-04-27 Jan Hubicka <jh@suse.cz>
5731 * cgraph.c (cgraph_propagate_frequency): New function.
5732 * cgraph.h (cgraph_propagate_frequency): Declare.
5733 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
5734 cgraph_propagate_frequency.
5736 2010-04-27 Jakub Jelinek <jakub@redhat.com>
5738 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
5740 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
5743 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
5744 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
5745 here to determine which regs to push and how much stack to reserve.
5747 2010-04-27 Jie Zhang <jie@codesourcery.com>
5749 * doc/gimple.texi (gimple_statement_with_ops): Remove
5750 addresses_taken field.
5751 (gimple_statement_with_memory_ops): Likewise.
5753 2010-04-27 Jan Hubicka <jh@suse.cz>
5755 * tree-inline.c (eni_inlining_weights): Remove.
5756 (estimate_num_insns): Special case more builtins.
5758 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
5761 * c-typeck.c (build_binary_op): Move forward check for comparison
5762 pointer with null pointer constant and adjust the diagnostic message.
5764 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
5767 * configure.ac (gcc_cv_as_section_has_align): Set if installed
5768 binutils supports extended .section directive needed by LTO, or
5769 warn if older binutils found.
5770 (LTO_BINARY_READER): New AC_SUBST'd variable.
5771 (LTO_USE_LIBELF): Likewise.
5772 * gcc/config.gcc (lto_binary_reader): New target-specific configure
5774 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
5775 (LTO_USE_LIBELF): Likewise.
5776 * configure: Regenerate.
5778 * collect2.c (is_elf): Rename from this ...
5779 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
5780 object files in addition to ELF-formatted ones.
5781 (scan_prog_file): Caller updated. Also allow for LTO info marker
5782 symbol to be prefixed or not by an extra underscore.
5784 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
5785 * config/i386/winnt.c: Also #include lto-streamer.h
5786 (i386_pe_asm_named_section): Specify 1-byte section alignment for
5788 (i386_pe_asm_output_aligned_decl_common): Add comment.
5789 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
5791 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
5794 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
5795 Add missing earlyclobber for second alternative.
5797 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
5799 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
5800 bits for artificial defs at the top of the block.
5801 * fwprop.c (single_def_use_enter_block): Don't call it.
5803 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
5806 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
5807 instead of "$gcc_cv_objdump -T".
5808 Use "-undefined dynamic_lookup" on darwin.
5809 * gcc/configure: Regenerate.
5811 2010-04-26 Jakub Jelinek <jakub@redhat.com>
5814 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
5816 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
5818 * c-parser.c (struct c_token): Move location field up.
5819 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
5820 (struct c_declspecs): Convert typespec_word, storage_class, and
5821 default_int_p into bitfields.
5822 (struct c_declarator): Move loc field up.
5824 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
5826 * cfgloop.h (struct loop): Move can_be_parallel field up.
5827 * ipa-prop.h (struct ip_node_params): Move bitfields up.
5828 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
5830 (struct iv_cand): Convert pos field into a bitfield.
5831 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
5833 (struct _stmt_vec_info): Shuffle fields for better packing.
5835 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
5837 * varasm.c (IN_NAMED_SECTION): Remove guard.
5838 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
5839 (IN_NAMED_SECTION_P): ...this.
5840 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
5841 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
5843 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
5845 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
5846 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
5847 of shadowing it. Fix comments.
5849 2010-04-26 Jan Hubicka <jh@suse.cz>
5851 * cgraph.c (cgraph_create_node): Set node frequency to normal.
5852 (cgraph_clone_node): Copy function frequency.
5853 * cgraph.h (node_frequency): New enum
5854 (struct cgraph_node): Add.
5855 * final.c (rest_of_clean_state): Update.
5856 * lto-cgraph.c (lto_output_node): Output node frequency.
5857 (input_overwrite_node): Input node frequency.
5858 * tre-ssa-loop-ivopts (computation_cost): Update.
5859 * lto-streamer-out.c (output_function): Do not output function
5861 * predict.c (maybe_hot_frequency_p): Update and handle functions
5863 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
5865 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
5866 (compute_function_frequency): Set noreturn functions to be executed
5868 (choose_function_section): Update.
5869 * lto-streamer-in.c (input_function): Do not input function frequency.
5870 * function.c (allocate_struct_function): Do not initialize function
5872 * function.h (function_frequency): Remove.
5873 (struct function): Remove function frequency.
5874 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
5875 (try_update): Update.
5876 * tree-inline.c (initialize_cfun): Do not update function frequency.
5877 * passes.c (pass_init_dump_file): Update.
5878 * i386.c (ix86_compute_frame_layout): Update.
5879 (ix86_pad_returns): Update.
5881 2010-04-26 Jie Zhang <jie@codesourcery.com>
5883 PR tree-optimization/43833
5884 * tree-vrp.c (range_int_cst_p): New.
5885 (range_int_cst_singleton_p): New.
5886 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
5887 when both operands are constants. Use range_int_cst_p in
5890 2010-04-26 Jan Hubicka <jh@suse.cz>
5892 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
5894 2010-04-26 Richard Guenther <rguenther@suse.de>
5897 * gimple.c (gimple_decl_printable_name): Deal gracefully
5898 with a NULL DECL_NAME.
5900 2010-04-26 Richard Guenther <rguenther@suse.de>
5903 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
5904 if emitting debug information and it is either a function
5905 or a namespace decl.
5907 2010-04-26 Ira Rosen <irar@il.ibm.com>
5909 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
5910 determine if the statement is vectorizable, and a macro to access it.
5911 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
5912 Skip statements that can't be vectorized. If the analysis fails,
5913 mark the statement as unvectorizable if vectorizing basic block.
5914 (vect_compute_data_refs_alignment): Likewise.
5915 (vect_verify_datarefs_alignment): Skip statements marked as
5916 unvectorizable. Add print.
5917 (vect_analyze_group_access): Skip statements that can't be
5918 vectorized. If the analysis fails, mark the statement as
5919 unvectorizable if vectorizing basic block.
5920 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
5921 * tree-vect-stmts.c (vectorizable_store): Fix the number of
5922 generated stmts for SLP.
5923 (new_stmt_vec_info): Initialize the new field.
5924 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
5925 statements marked as unvectorizable.
5927 2010-04-25 Joseph Myers <joseph@codesourcery.com>
5929 * c-common.c (flag_isoc1x): New.
5930 (flag_isoc99): Update comment.
5931 * c-common.h (flag_isoc1x): New.
5932 (flag_isoc99): Update comment.
5933 * c-cppbuiltin.c (builtin_define_float_constants): Also define
5934 __<type>_DECIMAL_DIG__.
5935 * c-opts.c (set_std_c1x): New.
5936 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
5937 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
5938 * c.opt (-std=c1x, -std=gnu1x): New options.
5939 * doc/cpp.texi: Mention -std=c1x.
5940 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
5941 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
5942 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
5943 * doc/standards.texi: Mention C1X.
5944 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
5945 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
5946 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
5949 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
5951 * config/i386/gmon-sol2.c (_mcleanup): Change format string
5952 placeholder from 0x%x to %#x.
5953 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
5954 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
5955 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
5956 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
5957 * config/i386/i386.c (ix86_target_string): Ditto.
5958 (output_pic_addr_const): Ditto.
5959 (print_operand): Ditto.
5961 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
5963 * combine.c (find_split_point): Add third argument. Use it
5964 to find nested multiply-accumulate instructions. Adjust calls.
5965 (try_combine): Adjust call to find_split_point.
5967 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
5969 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
5971 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
5973 PR tree-optimization/41442
5974 * fold-const.c (merge_truthop_with_opposite_arm): New function.
5975 (fold_binary_loc): Call it.
5977 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
5979 * toplev.c (general_init): Set default for fdiagnostics-show-option.
5980 * opts.c (common_handle_option): Allow disabling it.
5981 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
5983 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
5985 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
5986 between modes if both types are integral.
5988 2010-04-23 Richard Guenther <rguenther@suse.de>
5990 PR tree-optimization/43572
5991 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
5993 2010-04-23 Richard Guenther <rguenther@suse.de>
5996 * tree-inline.c (tree_can_inline_p): Also check compatibility
5999 2010-04-23 Martin Jambor <mjambor@suse.cz>
6001 PR tree-optimization/43846
6002 * tree-sra.c (struct access): New flag grp_assignment_read.
6003 (build_accesses_from_assign): Set grp_assignment_read.
6004 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
6005 (enum mark_read_status): New type.
6006 (analyze_access_subtree): Propagate grp_assignment_read, create
6007 accesses also if both direct_read and root->grp_assignment_read.
6009 2010-04-23 Martin Jambor <mjambor@suse.cz>
6012 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
6013 function does not have type attributes.
6015 2010-04-23 Richard Guenther <rguenther@suse.de>
6018 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
6021 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6023 * sese.h (create_if_region_on_edge): Remove.
6025 * sese.c (create_if_region_on_edge): Make static.
6027 * tree-inline.c: Do not include ggc.h.
6029 * expr.c: Do not include ggc.h.
6031 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
6034 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
6037 * config/sh/sh.c (find_barrier): Don't emit a constant pool
6038 in the middle of insns for casesi_worker_2.
6040 2010-04-22 David Edelsohn <edelsohn@gnu.org>
6042 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
6044 2010-04-22 Ira Rosen <irar@il.ibm.com>
6046 PR tree-optimization/43842
6047 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
6048 loop unrolling in update of exit phis. Fix comment.
6049 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
6050 least two reduction statements in the loop before starting SLP
6053 2010-04-22 Nick Clifton <nickc@redhat.com>
6055 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
6057 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
6059 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
6062 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6064 * tree-parloops.c (loop_parallel_p): New argument
6065 parloop_obstack. Pass it down.
6066 (parallelize_loops): New variable parloop_obstack. Initialize it,
6067 pass it down, free it.
6069 * tree-loop-linear.c (linear_transform_loops): Pass down
6072 * tree-data-ref.h (lambda_compute_access_matrices): New argument
6073 of type struct obstack *.
6075 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
6076 scratch_obstack. Initialize it, pass down, free it.
6078 * lambda.h (lambda_loop_new): Remove.
6079 (lambda_matrix_new, lambda_matrix_inverse)
6080 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
6081 argument of type struct obstack *.
6083 * lambda-trans.c (lambda_trans_matrix_new): New argument
6084 lambda_obstack. Pass it down, use obstack allocation for ret.
6085 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
6088 * lambda-mat.c (lambda_matrix_get_column)
6089 (lambda_matrix_project_to_null): Remove.
6090 (lambda_matrix_new): New argument lambda_obstack. Use obstack
6092 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
6095 * lambda-code.c (lambda_loop_new): New function.
6096 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
6097 (lambda_compute_auxillary_space, lambda_compute_target_space)
6098 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
6099 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
6100 (build_access_matrix): New argument lambda_obstack. Use obstack
6102 (lambda_compute_step_signs, lambda_compute_access_matrices): New
6103 argument lambda_obstack. Pass it down.
6105 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
6107 * optabs.h (expand_widening_mult): Declare.
6109 2010-04-22 Richard Guenther <rguenther@suse.de>
6111 PR tree-optimization/43845
6112 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
6113 lookup the CALL_EXPR function and arguments.
6115 2010-04-22 Nick Clifton <nickc@redhat.com>
6117 * config/stormy16/stormy16.c
6118 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
6119 * config/stormy16/stormy16.h: Tidy up formatting.
6120 (DONT_USE_BUILTIN_SETJMP): Remove definition.
6121 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
6122 (ineqbranchsi): Delete pattern.
6123 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
6124 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
6125 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
6126 stormy16-lib2-ucmpsi2.c.
6128 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
6130 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
6131 df_simulate_find_noclobber_defs as appropriate. Keep track of an
6132 extra set merge_set_noclobber, and use it to relax the final test
6134 * df.h (df_simulate_find_noclobber_defs): Declare.
6135 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
6137 (df_simulate_find_noclobber_defs): New function.
6139 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
6141 * config/i386/i386.md: Use {} around multi-line preparation statements.
6143 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6145 * c-tree.h (push_init_level, pop_init_level, set_init_index)
6146 (process_init_element): New argument of type struct obstack *.
6148 * c-typeck.c (push_init_level, pop_init_level, set_designator)
6149 (set_init_index, set_init_label, set_nonincremental_init)
6150 (set_nonincremental_init_from_string, find_init_member)
6151 (output_init_element, output_pending_init_elements)
6152 (process_init_element): New argument braced_init_obstack. Pass it
6154 (push_range_stack, add_pending_init): New argument
6155 braced_init_obstack. Use obstack allocation.
6157 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
6158 braced_init_obstack. Pass it down.
6159 (c_parser_braced_init): New variables ret, braced_init_obstack.
6160 Initialize obstack, pass it down and finally free it.
6162 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
6165 * tree-pass.h (pass_optimize_widening_mul): Declare.
6166 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
6167 gate_optimize_widening_mul): New static functions.
6168 (pass_optimize_widening_mul): New.
6169 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
6170 <case MULT_EXPR>: Remove support for widening multiplies.
6171 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
6172 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
6173 simplify_gen_unary rather than directly building extensions.
6174 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
6176 * expmed.c (expand_widening_mult): New function.
6177 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
6179 2010-04-21 Jan Hubicka <jh@suse.cz>
6181 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
6182 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
6183 * lto-wpa-fixup.c: Remove.
6184 * Makefile.in (lto-wpa-fixup.o): Remove.
6185 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
6186 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
6187 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
6189 2010-04-21 Jan Hubicka <jh@suse.cz>
6191 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
6192 add write_optimization_summary, read_optimization_summary.
6193 (ipa_write_summaries_of_cgraph_node_set): Remove.
6194 (ipa_write_optimization_summaries): Declare.
6195 (ipa_read_optimization_summaries): Declare.
6196 * ipa-cp.c (pass_ipa_cp): Update.
6197 * ipa-reference.c (pass_ipa_reference): Update.
6198 * ipa-pure-const.c (pass_ipa_pure_const): Update.
6199 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
6201 * ipa-inline.c (pass_ipa_inline): Update.
6202 * ipa.c (pass_ipa_whole_program): Update.
6203 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
6204 * passes.c (ipa_write_summaries_1): Do not test wpa.
6205 (ipa_write_optimization_summaries_1): New.
6206 (ipa_write_optimization_summaries): New.
6207 (ipa_read_summaries): Do not test ltrans.
6208 (ipa_read_optimization_summaries_1): New.
6209 (ipa_read_optimization_summaries): New.
6211 2010-04-21 Jan Hubicka <jh@suse.cz>
6213 * lto-cgraph.c (lto_output_node): Do not output comdat groups
6215 (output_cgraph): Do not arrange comdat groups for boundary nodes.
6217 2010-04-21 Jakub Jelinek <jakub@redhat.com>
6220 * dwarf2out.c (add_name_and_src_coords_attributes): Add
6221 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
6223 2010-04-21 Jan Hubicka <jh@suse.cz>
6225 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
6227 2010-04-21 Jan Hubicka <jh@suse.cz>
6229 * varpool.c (decide_is_variable_needed): Variable is always needed
6232 2010-04-21 Jan Hubicka <jh@suse.cz>
6234 * opts.c (decode_options): Enable pure-const pass for whopr.
6236 2010-04-21 Jan Hubicka <jh@suse.cz>
6238 * cgraph.c (dump_cgraph_node): Dump also assembler name.
6239 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
6241 (cgraph_decide_inlining): Do not expect callee to be removed in all
6244 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
6246 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
6248 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
6250 * config/i386/i386.md (x86_shrd): Add athlon_decode and
6251 amdfam10_decode attributes.
6253 2010-04-21 Jakub Jelinek <jakub@redhat.com>
6256 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
6257 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
6258 (lower_copyprivate_clauses): Use private var in outer
6259 context instead of original var. Make sure the types
6260 are correct for VLAs.
6262 2010-04-21 Richard Guenther <rguenther@suse.de>
6264 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
6265 to non-pointer objects.
6267 2010-04-21 Jakub Jelinek <jakub@redhat.com>
6269 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
6270 last chain entry if it starts with the still current label.
6271 (add_location_or_const_value_attribute): Check that
6272 loc_list->first->next is NULL instead of comparing ->first with ->last.
6273 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
6274 to add_var_loc_to_decl.
6276 * dwarf2out.c (output_call_frame_info): For dw_cie_version
6277 >= 4 add also address size and segment size fields into CIE header.
6279 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
6280 long as address size is the same as sizeof (void *) and
6282 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
6283 address size or segment size is unexpected, return DW_EH_PE_omit.
6284 (classify_object_over_fdes): If get_cie_encoding returned
6285 DW_EH_PE_omit, return -1.
6286 (init_object): If classify_object_over_fdes returned -1,
6287 pretend there were no FDEs at all.
6289 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
6291 * config/i386/i386.md (bswap<mode>2): Macroize expander from
6292 bswap{si,di}2 using SWI48 mode iterator.
6293 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
6294 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
6295 set modrm attribute of bswap insn to 0 and remove length attribute.
6296 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
6297 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
6298 set mode attribute to <MODE> and remove length attribute.
6300 2010-04-20 James E. Wilson <wilson@codesourcery.com>
6302 PR rtl-optimization/43520
6303 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
6304 zero available registers.
6306 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6308 * builtins.c (fold_builtin_cproj): Fold more cases.
6310 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6312 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
6313 (fold_builtin_1): Fold builtin cproj.
6314 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
6315 Use ATTR_CONST_NOTHROW_LIST.
6317 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
6319 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
6320 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
6321 ffsi2_no_cmove for !TARGET_CMOVE.
6322 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
6323 (ffssi2): Remove expander.
6324 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
6326 (ctz<mode>2): Ditto from ctz{si,di}2.
6327 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
6329 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
6332 2010-04-20 Jakub Jelinek <jakub@redhat.com>
6334 * dwarf2out.c (AT_linkage_name): Define.
6335 (clone_as_declaration): Handle DW_AT_linkage_name.
6336 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
6337 of DW_AT_MIPS_linkage_name.
6338 (move_linkage_attr): Likewise.
6339 (dwarf2out_finish): Likewise.
6341 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
6344 * fold-const.c (fold_comparison): New folding rule.
6346 2010-04-20 Anatoly Sokolov <aesok@post.ru>
6348 * double-int.h (double_int_setbit): Declare.
6349 * double-int.c (double_int_setbit): New function.
6350 * rtl.h (immed_double_int_const): Declare.
6351 * emit-rtl.c (immed_double_int_const): New function.
6352 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
6353 and immed_double_int_const functions.
6354 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
6355 expand_copysign_bit): (Ditto.).
6356 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
6357 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
6358 * dojump.c (prefer_and_bit_test): (Ditto.).
6359 * expr.c (convert_modes, reduce_to_bit_field_precision,
6360 const_vector_from_tree): (Ditto.).
6361 * expmed.c (mask_rtx, lshift_value): (Ditto.).
6363 2010-04-20 Jan Hubicka <jh@suse.cz>
6365 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
6366 (dump_cgraph_node): Dump new flags.
6367 * cgraph.h (struct cgraph_node): Add flags
6368 reachable_from_other_partition and in_other_partition.
6369 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
6370 other partition can not be removed.
6371 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
6372 the other partition must be output; silence sanity checking on
6373 leaking functions bodies from other paritition.
6374 * lto-cgraph.c (reachable_from_other_partition_p): New function.
6375 (lto_output_node): Output new flags; do not sanity check that inline
6376 clones are output; drop lto_forced_extern_inline_p code; do not mock
6377 visibility flags at partition boundaries.
6378 (add_node_to): New function.
6379 (output_cgraph): Use it to sort functions so masters appear before
6381 (input_overwrite_node): Input new flags.
6382 * passes.c (ipa_write_summaries): Do not call
6383 lto_new_extern_inline_states.
6384 * lto-section-out.c (forced_extern_inline,
6385 lto_new_extern_inline_states lto_delete_extern_inline_states,
6386 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
6387 * lto-streamer.h (lto_new_extern_inline_states,
6388 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
6389 lto_forced_extern_inline_p): Kill.
6391 2010-04-20 Richard Guenther <rguenther@suse.de>
6393 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
6394 from vars that can have pointers.
6395 (process_constraint): Dump useless constraints.
6397 2010-04-20 Richard Guenther <rguenther@suse.de>
6399 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
6400 (dump_sa_points_to_info): Remove asserts.
6401 (init_base_vars): nothing_id isn't an escape point nor does it
6404 2010-04-20 Jakub Jelinek <jakub@redhat.com>
6406 * tree.h (TYPE_REF_IS_RVALUE): Define.
6407 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
6408 should_move_die_to_comdat, prune_unused_types_walk): Handle
6409 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
6410 (modified_type_die, gen_reference_type_die): Emit
6411 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
6412 if TYPE_REF_IS_RVALUE and -gdwarf-4.
6414 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6417 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
6418 calls for -fpic -m31 if they have been sibcall optimized.
6420 2010-04-19 James E. Wilson <wilson@codesourcery.com>
6422 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
6423 ar.lc fixed and call-used.
6425 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
6427 2010-04-19 Jan Hubicka <jh@suse.cz>
6429 * opts.c (decode_options): Disable whpr incompatible passes.
6430 * lto/lto.c (lto_1_to_1_map): Skip clones.
6431 (read_cgraph_and_symbols): Do not mark everything as needed.
6432 (do_whole_program_analysis): Do map only after optimizing;
6433 set proper cgraph_state; use passmanager.
6435 2010-04-19 DJ Delorie <dj@redhat.com>
6437 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
6438 POINTER_PLUS_EXPR and fix them.
6440 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
6442 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
6443 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
6444 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
6445 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
6446 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
6447 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
6448 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
6449 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
6450 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
6451 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
6452 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
6454 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
6456 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
6457 (check_cond_move_block): Likewise.
6458 (cond_move_process_if_block): Likewise.
6459 (noce_find_if_block): Improve formatting.
6460 (find_if_header): Pass 0 to memset and tweak conditions.
6461 (cond_exec_find_if_block): Fix long lines and tweak conditions.
6463 2010-04-19 Jakub Jelinek <jakub@redhat.com>
6465 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
6469 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
6470 with non-local decl doesn't need chain.
6472 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
6474 * ira-color.c (allocno_reload_assign): Avoid accumulating
6475 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
6477 2010-04-19 Martin Jambor <mjambor@suse.cz>
6479 * gimple.h (create_tmp_reg): Declare.
6480 * gimplify.c (create_tmp_reg): New function.
6481 (gimplify_return_expr): Use create_tmp_reg.
6482 (gimplify_omp_atomic): Likewise.
6483 (gimple_regimplify_operands): Likewise.
6484 * tree-dfa.c (make_rename_temp): Likewise.
6485 * tree-predcom.c (predcom_tmp_var): Likewise.
6486 (reassociate_to_the_same_stmt): Likewise.
6487 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
6488 (get_replaced_param_substitute): Likewise.
6489 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
6490 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
6491 * tree-ssa-pre.c (get_representative_for): Likewise.
6492 (create_expression_by_pieces): Likewise.
6493 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
6494 (create_tailcall_accumulator): Likewise.
6496 2010-04-19 Martin Jambor <mjambor@suse.cz>
6498 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
6500 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
6502 2010-04-19 Richard Guenther <rguenther@suse.de>
6504 PR tree-optimization/43796
6505 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
6506 from SCEV in the lattice.
6507 (vrp_visit_phi_node): Dump change.
6509 2010-04-19 Richard Guenther <rguenther@suse.de>
6511 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
6512 * configure: Re-generated.
6514 2010-04-19 Richard Guenther <rguenther@suse.de>
6516 PR tree-optimization/43783
6517 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
6518 constant ARRAY_REF operands two and three if possible.
6520 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
6523 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
6525 2010-04-19 Jie Zhang <jie@codesourcery.com>
6528 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
6530 2010-04-19 Ira Rosen <irar@il.ibm.com>
6532 PR tree-optimization/37027
6533 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
6534 and macro to access it.
6535 (vectorizable_reduction): Add argument.
6536 (vect_get_slp_defs): Likewise.
6537 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
6538 statements for possible use in SLP.
6539 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
6540 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
6541 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
6543 (vectorizable_reduction): Likewise.
6544 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
6546 (vectorizable_type_demotion, vectorizable_type_promotion,
6547 vectorizable_store): Likewise.
6548 (vect_analyze_stmt): Update call to vectorizable_reduction.
6549 (vect_transform_stmt): Likewise.
6550 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
6551 (vect_build_slp_tree): Fix indentation. Check that there are no loads
6552 from different interleaving chains in same node.
6553 (vect_slp_rearrange_stmts): New function.
6554 (vect_supported_load_permutation_p): Allow load permutations for
6555 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
6556 inside SLP nodes if necessary.
6557 (vect_analyze_slp_instance): Handle reductions.
6558 (vect_analyze_slp): Try to build SLP instances originating from groups
6560 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
6561 (vect_get_constant_vectors): Create initial vectors for reductions
6562 according to reduction code. Add new argument.
6563 (vect_get_slp_defs): Add new argument, pass it to
6564 vect_get_constant_vectors.
6565 (vect_schedule_slp_instance): Remove SLP tree root statements.
6567 2010-04-19 Jakub Jelinek <jakub@redhat.com>
6569 * tree.h (ENUM_IS_SCOPED): Define.
6570 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
6571 for ENUM_IS_SCOPED enums.
6573 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
6575 * fold-const.c (fold_comparison): Use ssizetype.
6576 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
6577 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
6578 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
6579 * tree-object-size.c (compute_object_sizes): Use size_type_node.
6581 * tree.h (initialize_sizetypes): Remove parameter.
6582 (build_common_tree_nodes): Remove second parameter.
6583 * stor-layout.c (initialize_sizetypes): Remove parameter.
6584 Always create an unsigned type.
6585 (set_sizetype): Assert that the passed type is unsigned and simplify.
6586 * tree.c (build_common_tree_nodes): Remove second parameter.
6587 Adjust call to initialize_sizetypes.
6588 * c-decl.c (c_init_decl_processing): Remove second argument in call to
6589 build_common_tree_nodes.
6591 2010-04-18 Matthias Klose <doko@ubuntu.com>
6593 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
6595 2010-04-18 Ira Rosen <irar@il.ibm.com>
6597 PR tree-optimization/43771
6598 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
6599 load permutation doesn't have gaps.
6601 2010-04-18 Jan Hubicka <jh@suse.cz>
6603 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
6604 (sse_prologue_save_insn expander): Use new pattern.
6605 (sse_prologue_save_insn1): New pattern and splitter.
6606 (sse_prologue_save_insn): Update to deal also with 64bit aligned
6608 * i386.c (setup_incoming_varargs_64): Do not compute jump
6610 (ix86_gimplify_va_arg): Update alignment needed.
6611 (ix86_local_alignment): Do not align all local arrays to 128bit.
6613 2010-04-17 Jan Hubicka <jh@suse.cz>
6615 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
6617 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
6619 * arm.md (negdi2): Remove redundant code to force values into a
6622 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
6624 * arm/bpabi.S: Add EABI alignment attributes to objects.
6625 * arm/bpabi-v6m.S: Likewise.
6626 * arm/crti.asm: Likewise.
6627 * arm/crtn.asm: Likewise.
6628 * arm/lib1funcs.asm: Likewise.
6629 * arm/libunwind.S: Likewise.
6631 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
6633 * arm-protos.h (tune_params): New structure.
6634 * arm.c (current_tune): New variable.
6635 (arm_constant_limit): Delete.
6636 (struct processors): Add pointer to the tune parameters.
6637 (arm_slowmul_tune): New tuning option.
6638 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
6639 (all_cores): Adjust to pick up the tuning model.
6640 (arm_constant_limit): New function.
6641 (arm_override_options): Select the appropriate tuning model. Delete
6642 initialization of arm_const_limit.
6643 (arm_split_constant): Use the new constant-limit model.
6644 (arm_rtx_costs): Pick up the current tuning model.
6645 * arm.md (is_strongarm, is_xscale): Delete.
6646 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
6647 for Xscale variant architectures.
6648 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
6650 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6652 * config/arm/arm.c (arm_gen_constant): Remove unused variable
6654 (arm_rtx_costs_1): Remove unused variable extra_cost.
6655 (arm_unwind_emit_set): Use variable offset.
6656 (thumb1_output_casesi): Remove unused variable flags.
6658 2010-04-16 Jeff Law <law@redhat.com>
6660 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
6661 needing assignment rather than doing a two-phase assignment. Remove
6662 unused variable 'm'.
6664 2010-04-16 Jakub Jelinek <jakub@redhat.com>
6667 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
6669 2010-04-16 Doug Kwan <dougkwan@google.com>
6671 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
6672 (next_operand_entry_id): New static variable.
6673 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
6674 (add_to_ops_vec): Assigned unique ID to operand entry.
6675 (struct oecount_s): New field ID.
6676 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
6677 (undistribute_ops_list): Assign unique IDs to oecounts.
6678 (init_reassoc): reset next_operand_entry_id.
6680 2010-04-16 Doug Kwan <dougkwan@google.com>
6682 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
6683 missing left parenthesis.
6685 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
6687 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
6688 *btdi_rex64 using SWI48 mode iterator.
6689 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
6690 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
6691 *jcc_btdi_mask_rex64.
6693 2010-04-16 Anatoly Sokolov <aesok@post.ru>
6695 * double-int.h (tree_to_double_int): Convert to macro.
6696 * double-int.c (tree_to_double_int): Remove.
6698 2010-04-16 Jakub Jelinek <jakub@redhat.com>
6701 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
6702 with want_address 2 and in case a single element list might be
6703 possible, call it again with want_address 0.
6705 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
6707 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
6708 case 'W' print operands for HI mode.
6709 * config/h8300/h8300.h (Y0, Y2) : New constraints.
6710 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
6711 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
6712 * config/h8300/predicate.md (bit_register_indirect_operand): New.
6714 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
6716 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
6717 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
6718 #xx:3 and #xx:4 mode.
6720 * config/h8300/h8300.md (inverted load with HImode dest): Add
6721 support for H8300SX.
6723 * config/h8300/predicate.md (bit_operand): Allow immediate values that
6724 satisfy 'U' constraint.
6726 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6728 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
6729 * configure: Regenerate.
6730 * config.in: Regenerate.
6731 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
6734 2010-04-16 Richard Guenther <rguenther@suse.de>
6736 * tree.h (struct tree_decl_minimal): Move pt_uid ...
6737 (struct tree_decl_common): ... here.
6738 (DECL_PT_UID): Adjust.
6739 (SET_DECL_PT_UID): Likewise.
6740 (DECL_PT_UID_SET_P): Likewise.
6742 2010-04-16 Richard Guenther <rguenther@suse.de>
6744 PR tree-optimization/43572
6745 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
6746 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
6747 * tree-flow.h (is_call_clobbered): Remove.
6748 * tree-flow-inline.h (is_call_clobbered): Likewise.
6749 * tree-dfa.c (dump_variable): Do not dump call clobber state.
6750 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
6751 (execute_return_slot_opt): Adjust.
6752 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
6753 check for call clobbered vars here.
6754 (find_tail_calls): Move tailcall verification to the
6757 2010-04-16 Diego Novillo <dnovillo@google.com>
6759 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
6761 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
6764 * config/arm/arm.md (cbranchqi4): New pattern.
6765 * config/arm/predicates.md (const0_operand,
6766 cbranchqi4_comparison_operator): New predicates.
6768 2010-04-16 Richard Guenther <rguenther@suse.de>
6770 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
6771 (dump_gimple_stmt): Likewise.
6773 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
6775 * recog.h (struct recog_data): New field is_operator.
6776 (struct insn_operand_data): New field is_operator.
6777 * recog.c (extract_insn): Set recog_data.is_operator.
6778 * genoutput.c (output_operand_data): Emit code to set the
6780 * reload.c (find_reloads): Use it rather than testing for an
6781 empty constraint string.
6784 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
6785 If the previous insn is a cbranchsi4_insn with the same arguments,
6786 omit the compare instruction.
6788 * config/arm/arm.md (addsi3_cbranch): If destination is a high
6789 register, inputs must be low registers and we need a low register
6790 scratch. Handle alternative 2 like alternative 3.
6792 2010-04-16 Jakub Jelinek <jakub@redhat.com>
6794 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
6795 don't call get_addr on both. If one expression is a VALUE and
6796 the other a REG, check VALUE's locs if the REG isn't among them.
6798 2010-04-16 Christian Bruel <christian.bruel@st.com>
6800 * config/sh/sh.h (sh_frame_pointer_required): New function.
6801 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
6802 (flag_omit_frame_pointer) Set.
6803 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
6804 (rounded_frame_size): Adjust size with outgoing_args_size.
6805 (sh_set_return_address): Must return from stack pointer.
6806 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
6807 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
6808 (ACCUMULATE_OUTGOING_ARGS): Define.
6809 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
6810 * gcc/config/sh/sh.opt (maccumulate-outgoing-args): New option.
6812 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
6815 * config/sh/sh.c (sh_legitimize_reload_address): Use
6816 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
6817 Remove a unneeded check for offset_base.
6819 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
6821 * configure: Regenerated.
6823 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6825 * config/s390/s390.c (s390_call_save_register_used): Switch back
6826 to HARD_REGNO_NREGS.
6828 2010-04-15 Richard Guenther <rguenther@suse.de>
6830 * alias.c (alias_set_subset_of): Handle alias-set zero
6833 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
6834 Julian Brown <julian@codesourcery.com>
6836 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
6837 alternatives according to use of high and low regs.
6838 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
6839 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
6840 optimizing for size on Thumb-2.
6842 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
6844 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
6846 2010-04-15 Richard Guenther <rguenther@suse.de>
6848 * tree-ssa-structalias.c (struct variable_info): Add
6850 (new_var_info): Initialize it.
6851 (dump_constraints): Support printing last added constraints.
6852 (debug_constraints): Adjust.
6853 (dump_constraint_graph): Likewise.
6854 (make_heapvar_for): Check for NULL cfun.
6855 (get_function_part_constraint): New function.
6856 (get_fi_for_callee): Likewise.
6857 (find_func_aliases): Properly implement IPA PTA constraints.
6858 (process_ipa_clobber): New function.
6859 (find_func_clobbers): Likewise.
6860 (insert_into_field_list_sorted): Remove.
6861 (create_function_info_for): Properly allocate vars for IPA mode.
6862 Do not use insert_into_field_list_sorted.
6863 (create_variable_info_for): Properly generate constraints for
6864 global vars in IPA mode.
6865 (dump_solution_for_var): Always dump the solution.
6866 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
6867 (find_what_var_points_to): Adjust.
6868 (pt_solution_set): Change.
6869 (pt_solution_ior_into): New function.
6870 (pt_solution_empty_p): Export.
6871 (pt_solution_includes_global): Adjust.
6872 (pt_solution_includes_1): Likewise.
6873 (pt_solutions_intersect_1): Likewise.
6874 (dump_sa_points_to_info): Check some invariants.
6875 (solve_constraints): Move constraint dumping ...
6876 (compute_points_to_sets): ... here.
6877 (ipa_pta_execute): ... and here.
6878 (compute_may_aliases): Do not re-compute points-to info
6879 locally if IPA info is available.
6880 (ipa_escaped_pt): New global var.
6881 (ipa_pta_execute): Properly implement IPA PTA.
6882 * tree-into-ssa.c (dump_decl_set): Support dumping
6883 decls not in referenced-vars.
6884 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
6885 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
6886 (dump_points_to_solution): Likewise.
6887 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
6888 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
6889 (remap_gimple_stmt): Reset call clobber/use information if necessary.
6890 (copy_decl_to_var): Copy DECL_PT_UID.
6891 (copy_result_decl_to_var): Likewise.
6892 * tree.c (make_node_stat): Initialize DECL_PT_UID.
6893 (copy_node_stat): Copy it.
6894 * tree.h (DECL_PT_UID): New macro.
6895 (SET_DECL_PT_UID): Likewise.
6896 (DECL_PT_UID_SET_P): Likewise.
6897 (struct tree_decl_minimal): Add pt_uid member.
6898 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
6899 (pt_solution_empty_p): Declare.
6900 (pt_solution_set): Adjust.
6901 (ipa_escaped_pt): Declare.
6902 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
6903 * gimple-pretty-print.c (pp_points_to_solution): New function.
6904 (dump_gimple_call): Dump call clobber/use information.
6905 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
6906 * tree-pass.h (TDF_ALIAS): New dump option.
6907 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
6908 * doc/invoke.texi (-fipa-pta): Update documentation.
6910 2010-04-15 Richard Guenther <rguenther@suse.de>
6912 * Makefile.in (OBJS-common): Add gimple-fold.o.
6913 (gimple-fold.o): New rule.
6914 * tree.h (maybe_fold_offset_to_reference,
6915 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
6917 * gimple.h: ... here.
6918 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
6919 may_propagate_address_into_dereference): Move prototypes ...
6920 * gimple.h: ... here.
6921 * tree-ssa-ccp.c (get_symbol_constant_value,
6922 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
6923 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
6924 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
6925 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
6926 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
6927 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
6928 gimplify_and_update_call_from_tree): Move ...
6929 * gimple-fold.c: ... here. New file.
6930 (ccp_fold_builtin): Rename to ...
6931 (gimple_fold_builtin): ... this.
6932 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
6934 2010-04-15 Richard Guenther <rguenther@suse.de>
6936 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
6937 fit_double_type, force_fit_type_double, add_double_with_sign,
6938 neg_double, mul_double_with_sign, lshift_double, rshift_double,
6939 lrotate_double, rrotate_double, div_and_round_double): Move ...
6940 * double-int.c: ... here.
6941 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
6942 add_double, neg_double, mul_double_with_sign, mul_double,
6943 lshift_double, rshift_double, lrotate_double, rrotate_double,
6944 div_and_round_double): Move prototypes ...
6945 * double-int.h: ... here.
6947 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
6950 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
6951 matching constraints to ensure inputs match the output.
6953 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
6956 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
6957 in an input-only operand.
6959 2010-04-15 Anatoly Sokolov <aesok@post.ru>
6961 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
6962 (double_int_not, double_int_lshift, double_int_rshift): Declare.
6963 (double_int_negative_p): Convert to static inline function.
6964 * double-int.c (double_int_lshift, double_int_lshift): New functions.
6965 (double_int_negative_p): Remove.
6966 * tree.h (lshift_double, rshift_double):
6967 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
6968 * fold-const.c (fold_convert_const_int_from_real,
6969 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
6970 (lshift_double): Change type of arith argument to bool.
6971 (rshift_double): Change type of arith argument to bool. Correct
6973 * expmed.c (mask_rtx, lshift_value): (Ditto.).
6975 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
6978 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
6979 at the start and end of the then/else blocks, and omit them from the
6981 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
6982 argument; all callers changed. Pass zero to old_insns_match_p instead.
6983 (flow_find_head_matching_sequence): New function.
6984 (old_insns_match_p): Check REG_EH_REGION notes for calls.
6985 * basic-block.h (flow_find_cross_jump,
6986 flow_find_head_matching_sequence): Declare functions.
6988 2010-04-14 Jason Merrill <jason@redhat.com>
6991 * c-common.c (attribute_takes_identifier_p): New fn.
6992 * c-common.h: Declare it.
6994 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
6996 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
6998 (*udivmod<mode>4): Ditto.
7000 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
7002 * config/i386/i386.md (maxmin_int): Rename code attribute from
7003 maxminiprefix and update all users.
7004 (maxmin_float): Ditto from maxminfprefix.
7005 (logic): Ditto from logicprefix.
7006 (absneg_mnemonic): Ditto from absnegprefix.
7007 * config/i386/mmx.md: Update all users of maxminiprefix,
7008 maxminfprefix and logicprefix for rename.
7009 * config/i386/sse.md: Ditto.
7010 * config/i386/sync.md (sync_<code><mode>): Update for
7013 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
7016 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
7017 warnings converted to errors.
7019 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
7021 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
7022 used insn_type variable.
7023 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
7024 to avoid set-but-not-used warning.
7026 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
7028 * df-core.c (df_ref_debug): Change format string placeholder
7030 * dwarf2asm.c (dw2_asm_output_data_raw,
7031 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
7032 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
7033 * dwarf2out.c (output_cfi, output_cfi_directive,
7034 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
7035 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
7037 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
7038 * print-rtl.c (print_rtx): Ditto.
7040 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
7043 * builtins.c (expand_builtin_pow_root): New function to expand pow
7044 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
7045 series of sqrt and cbrt calls under -ffast-math.
7046 (expand_builtin_pow): Call it.
7048 2010-04-14 Michael Matz <matz@suse.de>
7050 PR tree-optimization/42963
7051 * tree-cfg.c (touched_switch_bbs): New static variable.
7052 (group_case_labels_stmt): New function broken out from ...
7053 (group_case_labels): ... here, use the above.
7054 (start_recording_case_labels): Allocate touched_switch_bbs.
7055 (end_recording_case_labels): Deallocate it, call
7056 group_case_labels_stmt.
7057 (gimple_redirect_edge_and_branch): Remember index of affected BB.
7059 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
7061 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
7064 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
7066 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
7068 2010-04-13 Jan Hubicka <jh@suse.cz>
7070 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
7071 of optimized out static functions.
7072 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
7073 cost computation. Also sanity check for overflows.
7074 (update_caller_keys): Update cgraph_edge_badness call; properly
7075 update fibheap and sanity check that it is up to date.
7076 (add_new_edges_to_heap): Update cgraph_edge_badness.
7077 (cgraph_decide_inlining_of_small_function): Likewise;
7078 add sanity checking that badness in heap is up to date;
7079 improve dumping of reason; Update badness of calls to the
7080 offline copy of function currently inlined; dump badness
7081 of functions not inlined because of unit growth limits.
7083 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
7086 * c-common.c (pointer_int_sum): Disregard overflow that occured only
7087 because of sign-extension change when converting to sizetype here...
7088 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
7090 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
7091 the folding to constants. Remove redundant final conversion.
7092 (fold_binary) <associate>: Do not associate if the re-association of
7093 constants alone overflows.
7094 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
7095 to the end of the list.
7096 (multiple_of_p) <COND_EXPR>: New case.
7098 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
7100 * opt-functions.awk (opt_sanitized_name): New.
7102 * optc-gen.awk: Use it
7103 * opth-gen.awk: Use it.
7105 2010-04-13 Martin Jambor <mjambor@suse.cz>
7107 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
7108 (sra_modify_assign): Delete stmts loading dead data even if racc has no
7109 children. Call replace_uses_with_default_def_ssa_name to handle
7112 2010-04-13 Michael Matz <matz@suse.de>
7115 * builtins.c (expand_builtin_interclass_mathfn): Also create
7116 a register if the predicate doesn't match.
7118 2010-04-13 Diego Novillo <dnovillo@google.com>
7120 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
7121 * c-pch.c: Include timevar.h.
7122 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
7123 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
7124 * ggc-common.c: Include timevar.h.
7125 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
7126 * timevar.def (TV_PCH_SAVE): Define.
7127 (TV_PCH_CPP_SAVE): Define.
7128 (TV_PCH_PTR_REALLOC): Define.
7129 (TV_PCH_PTR_SORT): Define.
7130 (TV_PCH_RESTORE): Define.
7131 (TV_PCH_CPP_RESTORE): Define.
7133 2010-04-13 Michael Matz <matz@suse.de>
7135 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
7137 (can_reassociate_p): New function.
7138 (break_up_subtract_bb, reassociate_bb): Use it.
7140 2010-04-13 Richard Guenther <rguenther@suse.de>
7143 * builtins.c (c_readstr): Fix assert.
7145 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
7147 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
7148 when generating cltd insn.
7150 (*ashl<mode>3_1): Remove special handling for register operand 2.
7151 (*ashlsi3_1_zext): Ditto.
7152 (*ashlhi3_1): Ditto.
7153 (*ashlhi3_1_lea): Ditto.
7154 (*ashlqi3_1): Ditto.
7155 (*ashlqi3_1_lea): Ditto.
7156 (*<shiftrt_insn><mode>3_1): Ditto.
7157 (*<shiftrt_insn>si3_1_zext): Ditto.
7158 (*<shiftrt_insn>qi3_1_slp): Ditto.
7159 (*<rotate_insn><mode>3_1): Ditto.
7160 (*<rotate_insn>si3_1_zext): Ditto.
7161 (*<rotate_insn>qi3_1_slp): Ditto.
7163 2010-04-13 Richard Guenther <rguenther@suse.de>
7165 * tree-ssa-structalias.c (callused_id): Remove.
7166 (call_stmt_vars): New.
7167 (get_call_vi): Likewise.
7168 (lookup_call_use_vi): Likewise.
7169 (lookup_call_clobber_vi): Likewise.
7170 (get_call_use_vi): Likewise.
7171 (get_call_clobber_vi): Likewise.
7172 (make_transitive_closure_constraints): Likewise.
7173 (handle_const_call): Adjust to do per-call call-used handling.
7174 (handle_pure_call): Likewise.
7175 (find_what_var_points_to): Remove general callused handling.
7176 (init_base_vars): Likewise.
7177 (init_alias_vars): Initialize call_stmt_vars.
7178 (compute_points_to_sets): Process call-used and call-clobbered
7179 vars for call statements.
7180 (delete_points_to_sets): Free call_stmt_vars.
7182 2010-04-13 Richard Guenther <rguenther@suse.de>
7184 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
7185 Only add RW dependence for dependence distance zero.
7186 Adjust maximal vectorization factor according to dependences.
7187 Move alignment handling ...
7188 (vect_find_same_alignment_drs): ... here. New function.
7189 (vect_analyze_data_ref_dependences): Adjust.
7190 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
7191 (vect_analyze_data_refs): Adjust minimal vectorization factor
7192 according to data references.
7193 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
7194 dependences before determining the vectorization factor.
7195 Analyze alignment after determining the vectorization factor.
7196 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
7197 dependences before alignment.
7198 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
7200 (vect_analyze_data_refs): Likewise.
7201 (MAX_VECTORIZATION_FACTOR): New define.
7203 2010-04-13 Duncan Sands <baldrick@free.fr>
7205 * except.h (lang_eh_type_covers): Remove.
7206 * except.c (lang_eh_type_covers): Likewise.
7208 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7209 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7211 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
7212 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
7213 UNITS_PER_LONG where it is ABI relevant.
7214 (s390_return_addr_rtx): Likewise.
7215 (s390_back_chain_rtx): Likewise.
7216 (s390_frame_area): Likewise.
7217 (s390_frame_info): Likewise.
7218 (s390_initial_elimination_offset): Likewise.
7219 (save_gprs): Likewise.
7220 (s390_emit_prologue): Likewise.
7221 (s390_emit_epilogue): Likewise.
7222 (s390_function_arg_advance): Likewise.
7223 (s390_function_arg): Likewise.
7224 (s390_va_start): Likewise.
7225 (s390_gimplify_va_arg): Likewise.
7226 (s390_function_profiler): Likewise.
7227 (s390_optimize_prologue): Likewise.
7228 (s390_rtx_costs): Likewise.
7229 (s390_secondary_reload): Likewise.
7230 (s390_promote_function_mode): Likewise.
7231 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
7232 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
7233 registers available.
7234 (s390_unwind_word_mode): New function.
7235 (s390_function_value): Split 64 bit values into register pair if
7236 used as return value.
7237 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
7238 function call parameters. Handle parallels.
7239 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
7240 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
7241 (DWARF_CIE_DATA_ALIGNMENT): New macro.
7242 (s390_expand_setmem): Remove unused variable src_addr.
7243 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
7244 deal with 64 bit registers.
7245 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
7246 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
7247 (UNITS_PER_LONG): New macro.
7248 * libjava/include/s390-signal.h: Define extended ucontext
7249 structure containing the upper halfs of the 64 bit registers.
7251 2010-04-13 Simon Baldwin <simonb@google.com>
7253 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
7255 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
7257 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
7258 rvalue on the RHS if the LHS is of a non-renamable type.
7259 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
7261 2010-04-13 Matthias Klose <doko@ubuntu.com>
7263 * gcc.c (cc1_options): Handle -iplugindir before processing
7264 the cc1 spec. Only add -iplugindir once.
7265 (cpp_unique_options): Add -iplugindir option if -fplugin* options
7267 * common.opt (iplugindir): Remove `Separate' property, initialize.
7268 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
7270 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
7271 (distclean): Remove plugin dir.
7272 * doc/invoke.texi: Document -iplugindir.
7274 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
7276 * doc/plugins.texi (Loading Plugins): Document short
7277 -fplugin=foo option.
7278 (Plugin API): Mention default_plugin_dir_name function.
7280 * gcc.c (find_file_spec_function): Add new declaration.
7281 (static_spec_func): Use it for "find-file".
7282 (find_file_spec_function): Add new function.
7283 (cc1_options): Add -iplugindir option if -fplugin* options found.
7285 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
7287 * plugin.c (add_new_plugin): Updated comment, and handle short
7289 (default_plugin_dir_name): Added new function.
7291 * common.opt (iplugindir): New option to set the plugin directory.
7293 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
7295 * config/i386/i386.md (any_rotate): New code iterator.
7296 (rotate_insn): New code attribute.
7298 (SWIM124): New mode iterator.
7299 (<rotate_insn>ti3): New expander.
7300 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
7301 any_rotate code iterator.
7302 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
7303 using any_rotate code iterator and SWIM124 mode iterator.
7304 (ix86_rotlti3): New insn_and_split pattern.
7305 (ix86_rotrti3): Ditto.
7306 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
7307 ix86_rotl{di,ti}3 patterns.
7308 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
7309 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
7310 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
7311 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
7312 code iterator and SWI mode iterator.
7313 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
7314 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
7316 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
7317 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
7318 (bswap rotatert splitter): Add splitter.
7319 (bswap splitter): Macroize splitter using any_rotate code iterator.
7320 Add insn predicate to split only for TARGET_USE_XCHGB or when
7321 optimizing function for size.
7323 2010-04-12 Steve Ellcey <sje@cup.hp.com>
7325 * config/pa/pa.c (emit_move_sequence): Remove use of
7326 deleted variable flag_argument_noalias.
7328 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7330 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
7332 Add to unsupported targets list.
7333 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
7334 sparc*-sun-solaris2.[567]* from target lists.
7335 * configure: Regenerate.
7336 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
7338 Remove Solaris 7 patch references.
7339 (Specific, sparc-sun-solaris2.7): Removed.
7340 (sparc-sun-solaris2*): Update Solaris 7 example.
7341 (sparc64-*-solaris2*): Likewise.
7343 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7345 * config.build (alpha*-dec-osf4*): Remove.
7346 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
7347 of obsolete configurations.
7348 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
7350 * config/alpha/t-osf4: Renamed to ...
7351 * config/alpha/t-osf5: ... this.
7352 * config/alpha/osf.h: Renamed to ...
7353 * config/alpha/osf5.h: ... this.
7354 Merged old osf5.h contents.
7356 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
7357 (EXTRA_SPECS): Removed.
7358 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
7359 reflect removal of Tru64 UNIX V4.0/V5.0 support.
7362 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7364 * doc/contrib.texi (Contributors, Rainer Orth): Update.
7366 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
7369 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
7370 __thiscall convention.
7372 2010-04-12 Steve Ellcey <sje@cup.hp.com>
7374 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
7376 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
7378 2010-04-12 Steve Ellcey <sje@cup.hp.com>
7380 * function.c (assign_parms_initialize_all): Add unused attribute
7383 2010-04-12 Richard Guenther <rguenther@suse.de>
7385 * gsstruct.def (GSS_CALL): New.
7386 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
7387 * gimple.h: Include tree-ssa-alias.h.
7388 (struct gimple_statement_call): New.
7389 (union gimple_statement_struct_d): Add gimple_call member.
7390 (gimple_call_reset_alias_info): Declare.
7391 (gimple_call_use_set): New function.
7392 (gimple_call_clobber_set): Likewise.
7393 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
7394 * gimple.c (gimple_call_reset_alias_info): New function.
7395 (gimple_build_call_1): Call it.
7396 * lto-streamer-in.c (input_gimple_stmt): Likewise.
7397 * tree-inline.c (remap_gimple_stmt): Likewise.
7398 (expand_call_inline): Remove callused handling.
7399 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
7400 * tree-dfa.c (dump_variable): Likewise.
7401 * tree-parloops.c (parallelize_loops): Likewise.
7402 * tree-ssa.c (init_tree_ssa): Likewise.
7403 (delete_tree_ssa): Likewise.
7404 * tree-flow-inline.h (is_call_used): Remove.
7405 * tree-flow.h (struct gimple_df): Remove callused member.
7406 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
7407 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
7408 (ref_maybe_used_by_call_p_1): Simplify.
7409 (call_may_clobber_ref_p_1): Likewise.
7410 * tree-ssa-structalias.c (compute_points_to_sets): Set
7411 the call stmt used and clobbered sets.
7412 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
7413 (find_tail_calls): Verify the tail call.
7415 2010-04-12 Richard Guenther <rguenther@suse.de>
7417 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
7418 single-iteration always-inline inlining.
7419 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
7420 (cgraph_decide_inlining): Do not handle always-inline specially.
7421 (try_inline): Remove always-inline cycle detection special case.
7422 Do not recurse on always-inlines.
7423 (cgraph_early_inlining): Do not iterate if not optimizing.
7424 (cgraph_gate_early_inlining): remove.
7425 (pass_early_inline): Run unconditionally.
7426 (gate_cgraph_decide_inlining): New function.
7427 (pass_ipa_inline): Use it. Do not run the IPA inliner if
7428 not inlining or optimizing.
7429 (cgraph_decide_inlining_of_small_functions): Also consider
7430 always-inline functions.
7431 (cgraph_default_inline_p): Return true for nodes which should
7432 disregard inline limits.
7433 (estimate_function_body_sizes): Assume zero size and time for
7434 nodes which are marked as disregarding inline limits.
7435 (cgraph_decide_recursive_inlining): Do not perform recursive
7436 inlining on always-inline nodes.
7438 2010-04-12 Jakub Jelinek <jakub@redhat.com>
7441 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
7442 for exprs satisfying handled_component_p.
7444 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
7446 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
7447 non-constant aggregate elements.
7449 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
7450 is a real initialization.
7452 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
7455 * c-decl.c (start_function): Move forward check for nested function.
7457 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
7459 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
7460 * config/sh/sh.c: Include reload.h.
7461 (sh_legitimize_reload_address): New.
7462 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
7463 sh_legitimize_reload_address.
7465 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
7467 * config/sh/sh.md (*movqi_pop): New insn pattern.
7468 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
7470 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
7472 * config/i386/i386.md (any_shiftrt): New code iterator.
7473 (shiftrt_insn): New code attribute.
7475 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
7476 using any_shiftrt code iterator.
7477 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
7478 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
7479 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
7480 pattern from corresponding peephole2 patterns.
7481 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
7482 using any_shiftrt code iterator.
7483 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
7484 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
7485 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
7486 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
7487 *{ashr,lshr}<mode>3_cmp_zext.
7488 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
7490 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
7492 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
7494 (*lshr<mode>3_cconly): Ditto.
7496 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
7498 * config/i386/i386.md (lshr<mode>3): Macroize expander from
7499 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
7500 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
7501 pattern from *lshr{di,ti}3_1 and corresponding splitters using
7503 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
7504 from corresponding peephole2 patterns.
7505 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
7506 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
7507 and *lshrdi3_1_rex64 using SWI mode iterator.
7508 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
7509 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
7510 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
7511 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
7512 and *lshrdi3_cmp_rex64 using SWI mode iterator.
7513 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
7514 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
7515 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
7516 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
7519 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
7521 * config/i386/i386.md (ashr<mode>3): Macroize expander from
7522 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
7523 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
7524 pattern from *ashr{di,ti}3_1 and corresponding splitters using
7526 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
7527 from corresponding peephole2 patterns.
7528 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
7529 (ashrsi3_cvt): Rename from ashrsi3_31.
7530 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
7531 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
7532 and x86_64_shift_adj_3 using SWI48 mode iterator.
7533 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
7534 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
7535 and *ashrdi3_1_rex64 using SWI mode iterator.
7536 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
7537 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
7538 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
7539 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
7540 and *ashrdi3_cmp_rex64 using SWI mode iterator.
7541 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
7542 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
7543 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
7544 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
7546 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
7547 * config/i386/i386.c (ix86_split_ashr): Update for renamed
7548 x86_shift<mode>_adj_3 expanders.
7550 2010-04-10 Wei Guozhi <carrot@google.com>
7553 * config/arm/arm.c (arm_pic_static_addr): New function.
7554 (legitimize_pic_address): Call arm_pic_static_addr when it detects
7556 (arm_output_addr_const_extra): Output expression for new pattern.
7557 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
7559 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
7561 * ira-costs.c (record_reg_classes): Ignore alternatives that are
7564 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
7565 * web.c: Include "insn-config.h" and "recog.h".
7566 (union_match_dups): New function.
7567 (web_main): Call it.
7568 (union_defs): Don't try to recognize match_dups.
7570 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
7571 if doing so would replace the entire pattern.
7573 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
7577 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
7578 and splitter pattern. Change splitter operand 1 predicate to
7581 2010-04-09 Martin Jambor <mjambor@suse.cz>
7583 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
7584 lattices are addresses of CONST_DECLs with the same initial value.
7585 (ipcp_print_all_lattices): Print values of CONST_DECLs.
7586 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
7588 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
7589 Bernd Schmidt <bernds@codesourcery.com>
7591 * loop-invariant.c (replace_uses): New static function.
7592 (move_invariant_reg): Use it to ensure we can replace the uses.
7594 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
7596 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
7598 (picochip_override_options): Enable section anchors only above -O1.
7599 (picochip_reorg): Fixed a couple of build warnings.
7601 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7603 * configure.ac (plugin -rdynamic test): Log result.
7604 * configure: Regenerate.
7605 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
7606 (RDYNAMIC_SPEC): Define.
7607 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
7609 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7611 * configure.ac: Determine Sun ld version numbers.
7612 (comdat_group): Restrict GNU ld version checks to gld.
7613 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
7614 (enable_comdat): Support --enable-comdat.
7615 * configure: Regenerate.
7616 * doc/install.texi (Configuration): Document --enable-comdat.
7618 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7620 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
7621 * config/sol2-gld.h: ... here.
7622 * config.gcc (sparc*-*-solaris2*): Reflect this.
7623 (i[34567]86-*-solaris2*): Use it.
7625 2010-04-09 Steve Ellcey <sje@cup.hp.com>
7627 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
7629 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
7631 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
7634 * diagnostic.c (diagnostic_initialize): Initialize
7635 some_warnings_are_errors.
7636 (diagnostic_finish): New.
7637 (diagnostic_action_after_output): Call it before exiting.
7638 (diagnostic_report_diagnostic): Do not print message here. Set
7639 some_warnings_are_errors.
7640 * diagnostic.h (diagnostic_context): Delete
7641 issue_warnings_are_errors_message. Add some_warnings_are_errors.
7642 (diagnostic_finish): Declare.
7643 * toplev.c (toplev_main): Call it before exit.
7645 2010-04-09 Jason Merrill <jason@redhat.com>
7648 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
7649 for incomplete type.
7652 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
7653 based on a warning flag.
7655 2010-04-09 Richard Guenther <rguenther@suse.de>
7657 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
7659 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
7662 * varasm.c (default_assemble_visibility): Wrap vars that are
7663 set, but unused, by targets without GAS.
7664 * config/rs6000/rs6000.c (paired_emit_vector_compare):
7665 Remove set, but unused, vars.
7666 (rs6000_legitimize_tls_address): Likewise.
7667 (altivec_expand_dst_builtin): Likewise.
7668 * config/darwin.c (machopic_classify_symbol): Likewise.
7669 (machopic_indirection_name): Likewise.
7671 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
7673 * config/i386/i386.md (DWI): New mode iterator.
7674 (S): New mode attribute.
7675 (shift_operand): Ditto.
7676 (shift_immediate_operand): Ditto.
7677 (ashl_input_operand): Ditto.
7678 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
7679 using SDWIM mode iterator.
7680 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
7681 pattern from *ashl{di,ti}3_1 and corresponding splitters using
7683 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
7684 from corresponding peephole2 patterns.
7685 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
7686 and x86_64_shift_adj_1 using SWI48 mode iterator.
7687 (x86_shift<mode>_adj_2): Ditto.
7688 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
7689 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
7690 using SWI48 mode iterator.
7691 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
7692 *ashldi3_cmp_rex64 using SWI mode iterator.
7693 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
7694 *ashldi3_cconly_rex64 using SWI mode iterator.
7695 * config/i386/i386.c (ix86_split_ashl): Update for renamed
7696 x86_shift<mode>_adj_{1,2}.
7697 (ix86_split_ashr): Ditto.
7698 (ix86_split_lshr): Ditto.
7700 2010-04-09 Richard Guenther <rguenther@suse.de>
7702 * target.h (builtin_conversion): Pass in input and output types.
7703 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
7704 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
7705 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
7706 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
7708 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
7710 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
7712 2010-04-09 Richard Guenther <rguenther@suse.de>
7715 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
7717 2010-04-09 Richard Guenther <rguenther@suse.de>
7719 * tree-vectorizer.h (struct _stmt_vec_info): Document
7720 that vectype is the type of the LHS.
7721 (supportable_widening_operation, supportable_narrowing_operation):
7722 Get both input and output vector types as arguments.
7723 (vect_is_simple_use_1): Declare.
7724 (get_same_sized_vectype): Likewise.
7725 * tree-vect-loop.c (vect_determine_vectorization_factor):
7726 Set STMT_VINFO_VECTYPE to the vector type of the def.
7727 (vectorizable_reduction): Adjust.
7728 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
7729 Adjust. Specify the output vector type.
7730 (vect_pattern_recog_1): Adjust.
7731 * tree-vect-stmts.c (get_same_sized_vectype): New function.
7732 (vectorizable_call): Adjust.
7733 (vectorizable_conversion): Likewise.
7734 (vectorizable_operation): Likewise.
7735 (vectorizable_type_demotion): Likewise.
7736 (vectorizable_type_promotion): Likewise.
7737 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
7739 (vect_is_simple_use_1): New function.
7740 (supportable_widening_operation): Get both input and output
7742 (supportable_narrowing_operation): Likewise.
7743 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
7745 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
7747 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
7748 __thiscall and _thiscall as predefined macros.
7749 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
7750 thiscall attribute handling.
7751 (ix86_comp_type_attributes): Likewise.
7752 (ix86_function_regparm): Likewise.
7753 (ix86_return_pops_args): Likewise.
7754 (init_cumulative_args): Likewise.
7755 (find_drap_reg): Likewise.
7756 (ix86_static_chain): Likewise.
7757 (x86_this_parameter): Likewise.
7758 (x86_output_mi_thunk): Likewise.
7759 (ix86_attribute_table): Add description for thiscall attribute.
7760 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
7761 * doc/extend.texi: Add documentation for thiscall.
7763 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
7766 * c.opt (Wint-to-pointer-cast): Available in C++.
7767 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
7769 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
7771 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
7772 * calls.c (expand_call): Pass the function type to aggregate_value_p.
7773 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
7774 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
7775 function type instead. Reorder and simplify checks.
7777 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
7779 2010-04-08 Jing Yu <jingyu@google.com>
7780 Zdenek Dvorak <ook@ucw.cz>
7782 PR tree-optimization/42720
7783 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
7784 loop unswitch conditions here from ...
7785 (tree_unswitch_single_loop): ... here.
7787 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
7789 * tree-if-conv.c: Fix comments and simplify logic.
7791 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
7793 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
7794 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
7795 (main_tree_if_conversion): Update call to tree_if_conversion.
7797 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
7800 * doc/invoke.texi (-b,-V): Delete.
7801 * doc/tm.texi: Do not mention -b.
7802 * gcc.c (display_help): Delete -b and -V.
7803 (process_command): Delete -b and -V.
7804 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
7806 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
7807 Wolfgang Gellerich <gellerich@de.ibm.com>
7809 Implement target hook for loop unrolling
7810 * target.h (loop_unroll_adjust): Add a new target hook function.
7811 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
7812 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
7813 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
7814 (s390_loop_unroll_adjust): Implement the new target hook for s390.
7815 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
7817 (decide_unroll_stupid): Likewise.
7819 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7822 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
7824 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7826 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
7827 (Specific, *-*-solaris2*): Likewise.
7828 Don't prefer Sun as over GNU as.
7830 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
7832 * config/s390/s390.c (override_options): Adjust the z10 defaults
7833 for max-unroll-times, max-completely-peeled-insns
7834 and max-completely-peel-times.
7836 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7838 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
7839 instructions for z10.
7840 (s390_expand_setmem): Likewise.
7841 (s390_expand_cmpmem): Likewise.
7843 2010-04-08 Richard Guenther <rguenther@suse.de>
7845 PR tree-optimization/43679
7846 * tree-ssa-pre.c (eliminate): Only propagate copies.
7848 2010-04-08 Jakub Jelinek <jakub@redhat.com>
7851 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
7852 set but not used variable warning.
7854 2010-04-08 Wei Guozhi <carrot@google.com>
7857 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
7858 (arm_size_rtx_costs): Call the new function when optimized for size.
7860 2010-04-08 Jakub Jelinek <jakub@redhat.com>
7863 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
7864 op0 is not a MEM, just return NULL instead of assertion
7866 (discover_nonconstant_array_refs): Don't walk debug stmts.
7868 2010-04-08 Doug Kwan <dougkwan@google.com>
7870 * configure.ac: Recognize gold and do not use its version number
7871 to test ld features.
7872 * configure: Regenerate.
7874 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
7877 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
7878 (negate_value): Move code to push elements to broken_up_substracts ...
7879 (eliminate_plus_minus_pair): ... here. Push operands that have no
7880 negative pair to plus_negates.
7881 (repropagate_negates, init_reassoc, fini_reassoc): Update.
7883 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7885 * doc/install.texi (Configuration): Move description of
7886 --enable-lto, --with-libelf*, --enable-gold from Java section to
7889 * doc/generic.texi (Working with declarations)
7890 (Function Properties, C and C++ Trees): Fix typos.
7891 * doc/sourcebuild.texi (Top Level): Likewise.
7893 2010-04-07 Jakub Jelinek <jakub@redhat.com>
7896 * tree.h (DECL_READ_P): Define.
7897 (struct tree_decl_common): Add decl_read_flag.
7898 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
7899 a set but not used warning.
7900 (merge_decls): Merge DECL_READ_P flag.
7901 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
7902 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
7903 * c-common.c (handle_used_attribute, handle_unused_attribute):
7905 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
7907 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
7909 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
7910 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
7911 c_parser_binary_expression, c_parser_cast_expression,
7912 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
7913 Call default_function_array_read_conversion instead of
7914 default_function_array_conversion where needed.
7915 (c_parser_unary_expression, c_parser_conditional_expression,
7916 c_parser_postfix_expression_after_primary, c_parser_initelt):
7917 Likewise. Call mark_exp_read where needed.
7918 (c_parser_statement_after_labels, c_parser_asm_operands,
7919 c_parser_typeof_specifier, c_parser_sizeof_expression,
7920 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
7922 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
7924 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
7925 (warn_unused_but_set_parameter): Default to warn_unused
7927 * doc/invoke.texi: Document -Wunused-but-set-variable and
7928 -Wunused-but-set-parameter.
7930 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
7931 used count variable.
7932 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
7933 when operandN variables aren't used in the body of the expander
7935 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
7936 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
7937 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
7938 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
7939 FOR_EACH_IMM_USE_ON_STMT): Likewise.
7940 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
7941 * tree.c (PROCESS_ARG): Likewise.
7943 2010-04-07 Simon Baldwin <simonb@google.com>
7945 * diagnostic.h (diagnostic_override_option_index): New macro to
7946 set a diagnostic's option_index.
7947 * c-tree.h (c_cpp_error): Add warning reason argument.
7948 * opts.c (_warning_as_error_callback): New.
7949 (register_warning_as_error_callback): Store callback for
7950 warnings enabled via enable_warning_as_error.
7951 (enable_warning_as_error): Call callback, minor code tidy.
7952 * opts.h (register_warning_as_error_callback): Declare.
7953 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
7954 response to -Werror=.
7955 (c_common_init_options): Register warning_as_error_callback in opts.c.
7956 * common.opt: Add -Wno-cpp option.
7957 * c-common.c (struct reason_option_codes_t): Map cpp warning
7958 reason codes to gcc option indexes.
7959 * (c_option_controlling_cpp_error): New function, lookup the gcc
7960 option index for a cpp warning reason code.
7961 * (c_cpp_error): Add warning reason argument, call
7962 c_option_controlling_cpp_error for diagnostic_override_option_index.
7963 * doc/invoke.texi: Document -Wno-cpp.
7965 2010-04-07 Richard Guenther <rguenther@suse.de>
7967 * ipa-reference.c (mark_load): Use get_base_address.
7968 (mark_store): Likewise.
7970 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
7971 inserting GIMPLE_NOPs into the IL.
7972 * tree-ssa-structalias.c (get_constraint_for_component_ref):
7973 Explicitly strip handled components and indirect references.
7975 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
7976 folding address expressions.
7977 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
7978 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
7979 operand_equal_p to compare decls.
7980 (ptr_deref_may_alias_decl_p): Likewise.
7981 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
7982 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
7983 Handle reversed comparison ops.
7984 * tree-sra.c (asm_visit_addr): Use get_base_address.
7985 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
7986 * ipa-reference.c (mark_address): Use get_base_address.
7988 2010-04-07 Richard Guenther <rguenther@suse.de>
7990 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
7991 Propagate constants everywhere.
7993 2010-04-07 Jakub Jelinek <jakub@redhat.com>
7996 * tree.c (MAX_INT_CACHED_PREC): Define.
7997 (nonstandard_integer_type_cache): New array.
7998 (build_nonstandard_integer_type): Cache results for precision
7999 <= MAX_INT_CACHED_PREC.
8001 2010-04-07 Richard Guenther <rguenther@suse.de>
8003 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
8004 -fargument-noalias-global, -fargument-noalias-anything): Remove.
8005 * common.opt: Likewise.
8006 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
8007 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
8008 (nonoverlapping_memrefs_p): Likewise.
8009 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
8010 * opts.c (common_handle_option): Handle OPT_fargument_alias,
8011 OPT_fargument_noalias, OPT_fargument_noalias_anything and
8012 OPT_fargument_noalias_global for backward compatibility.
8014 2010-04-07 Richard Guenther <rguenther@suse.de>
8016 PR tree-optimization/43270
8017 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
8018 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
8019 * tree-ssa-pre.c (phi_translate_1): Adjust.
8020 (fully_constant_expression): Split out vn_reference handling to ...
8021 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
8022 Fold reads from constant strings.
8023 (vn_reference_lookup): Handle fully constant references.
8024 (vn_reference_lookup_pieces): Likewise.
8025 * Makefile.in (expmed.o-warn): Add -Wno-error.
8027 2010-04-07 Martin Jambor <mjambor@suse.cz>
8029 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
8031 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
8034 * gcc.c: Add -static-libstdc++ to list of recognized options.
8036 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8038 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
8040 2010-04-07 Richard Guenther <rguenther@suse.de>
8043 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
8044 bases build simple mem attributes to retain points-to information.
8046 2010-04-07 Richard Guenther <rguenther@suse.de>
8049 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
8050 preserve points-to related information.
8052 2010-04-07 Richard Guenther <rguenther@suse.de>
8055 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
8056 discard plain indirect references.
8057 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
8058 * tree.c (tree_nop_conversion): Likewise.
8060 2010-04-07 Dodji Seketeli <dodji@redhat.com>
8063 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
8065 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
8067 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
8068 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
8070 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
8072 * tree-if-conv.c: Fix indentation and comments.
8074 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
8076 * tree-if-conv.c: Sort static functions in topological order.
8078 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
8080 * tree-if-conv.c: Fix indentation and comments.
8082 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
8085 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
8086 lang_hooks.types.type_for_size instead of
8087 build_nonstandard_integer_type.
8088 When converting an unsigned type to signed, double its precision.
8089 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
8090 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
8091 (graphite_create_new_loop_guard): When ub + 1 wraps around,
8094 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
8097 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
8098 POINTER_PLUS_EXPR for pointer types.
8100 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
8103 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
8104 * graphite-clast-to-gimple.c: Include langhooks.h.
8105 (max_signed_precision_type): New.
8106 (max_precision_type): Takes two types as arguments.
8107 (precision_for_value): New.
8108 (precision_for_interval): New.
8109 (gcc_type_for_interval): New.
8110 (gcc_type_for_value): New.
8111 (gcc_type_for_clast_term): New.
8112 (gcc_type_for_clast_red): New.
8113 (gcc_type_for_clast_bin): New.
8114 (gcc_type_for_clast_expr): Split up into several functions.
8115 (gcc_type_for_clast_eq): Rewritten.
8116 (compute_bounds_for_level): New.
8117 (compute_type_for_level_1): New.
8118 (compute_type_for_level): New.
8119 (gcc_type_for_cloog_iv): Removed.
8120 (gcc_type_for_iv_of_clast_loop): Rewritten.
8121 (graphite_create_new_loop): Compute the lower and upper bound types
8122 with gcc_type_for_clast_expr.
8123 (graphite_create_new_loop_guard): Same.
8124 (find_cloog_iv_in_expr): Removed.
8125 (compute_cloog_iv_types_1): Removed.
8126 (compute_cloog_iv_types): Removed.
8127 (gloog): Do not call compute_cloog_iv_types.
8128 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
8130 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
8131 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
8132 (GBB_CLOOG_IV_TYPES): Removed.
8134 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
8136 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
8137 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
8138 (detect_commutative_reduction): Same.
8140 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
8142 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
8143 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
8145 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
8146 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
8147 (rewrite_commutative_reductions_out_of_ssa): Same.
8148 * passes.c (execute_function_todo): Call verify_ssa for every pass
8149 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
8150 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
8151 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
8152 with an extra argument.
8153 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
8154 verify_ssa only when the extra argument is true.
8155 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
8156 with an extra argument.
8157 (tree_transform_and_unroll_loop): Same.
8159 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
8161 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
8162 for all the passes of the LNO having LOOP_CLOSED_SSA.
8163 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
8164 * tree-loop-distribution.c (pass_loop_distribution): Same.
8165 * tree-pass.h (TODO_verify_loops): Removed.
8166 * tree-ssa-loop.c (pass_tree_loop_init): Same.
8168 (pass_tree_unswitch): Same.
8169 (pass_predcom): Same.
8170 (pass_vectorize): Same.
8171 (pass_linear_transform): Same.
8172 (pass_graphite_transforms): Same.
8173 (pass_iv_canon): Same.
8174 (pass_complete_unroll): Same.
8175 (pass_complete_unrolli): Same.
8176 (pass_parallelize_loops): Same.
8177 (pass_loop_prefetch): Same.
8178 (pass_iv_optimize): Same.
8180 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
8183 * passes.c (init_optimization_passes): Move pass_lim before
8184 pass_copy_prop and pass_dce_loop.
8186 2010-04-06 Jakub Jelinek <jakub@redhat.com>
8189 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
8190 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
8191 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
8192 MULTI_* defines for 4 argument vpermil2p* builtins.
8194 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
8196 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
8197 * config/i386/i386.c (x86_maybe_negate_const_int): New.
8198 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
8199 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
8200 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
8201 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
8202 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
8203 Use x86_maybe_negate_const_int to output insn mnemonic.
8204 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
8205 check from instruction predicate. Update comments.
8206 * config/i386/sync.md (sync_add<mode>): Use
8207 x86_maybe_negate_const_int to output insn mnemonic.
8209 2010-04-06 Jan Hubicka <jh@suse.cz>
8211 PR tree-optimization/42906
8212 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
8213 IGNORE_SELF argument. Set visited_control_parents for fully
8215 (find_obviously_necessary_stmts): Update call of
8216 mark_control_dependent_edges_necessary.
8217 (propagate_necessity): Likewise. Handle PHI edges more curefully.
8219 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
8221 * config/i386/i386.md: Remove comment about 'e' and 'E'
8224 2010-04-06 Richard Guenther <rguenther@suse.de>
8226 PR tree-optimization/43627
8227 * tree-vrp.c (extract_range_from_unary_expr): Widenings
8228 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
8231 2010-04-06 Jakub Jelinek <jakub@redhat.com>
8233 * BASE-VER: Change to 4.6.0.
8236 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
8239 2010-04-06 Richard Guenther <rguenther@suse.de>
8242 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
8244 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8246 * doc/invoke.texi (Optimize Options): Document that LTO
8247 won't remove object access purely due to incompatible
8250 2010-04-04 Matthias Klose <doko@ubuntu.com>
8252 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
8253 Initialize variable.
8255 2010-04-03 Richard Guenther <rguenther@suse.de>
8258 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
8259 require a non-NULL MEM_OFFSET.
8261 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
8263 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
8264 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
8265 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
8266 config/alpha/predicates.md, config/arm/arm.md,
8267 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
8268 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
8269 config/darwin9.h, config/darwin.c, config/darwin.h,
8270 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
8271 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
8272 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
8273 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
8274 config/mips/mips.md, config/mn10300/mn10300.c,
8275 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
8276 config/rs6000/aix.h, config/rs6000/dfp.md,
8277 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
8278 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
8279 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
8280 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
8281 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
8282 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
8283 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
8284 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
8285 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
8286 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
8287 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
8288 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
8289 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
8290 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
8291 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
8292 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
8293 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
8294 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
8295 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
8296 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
8297 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
8298 opt-functions.awk, opth-gen.awk, params.def, passes.c,
8299 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
8300 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
8301 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
8302 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
8303 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
8304 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
8305 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
8306 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
8307 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
8308 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
8309 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
8310 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
8311 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
8312 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
8314 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8317 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
8318 * aclocal.m4: Regenerate.
8320 2010-04-02 Richard Guenther <rguenther@suse.de>
8322 PR tree-optimization/43629
8323 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
8324 if we have seen a constant value.
8326 2010-04-02 Joseph Myers <joseph@codesourcery.com>
8328 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
8330 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
8333 * arm.c (legitimize_tls_address): Adjust call to
8334 gen_tls_load_dot_plus_four.
8335 (arm_note_pic_base): New function.
8336 (arm_cannot_copy_insn_p): Use it.
8337 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
8340 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8345 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8347 * Makefile.in ($(out_object_file)): Depend on
8348 gt-$(basename $(notdir $(out_file))).h.
8350 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
8352 * config.gcc (lm32-*-rtems*): Add t-lm32.
8354 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
8356 * config.gcc: Add lm32-*-rtems*.
8357 * config/lm32/rtems.h: New file.
8359 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
8362 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
8364 2010-04-01 Jakub Jelinek <jakub@redhat.com>
8366 * dwarf2out.c (output_compilation_unit_header): For
8367 -gdwarf-4 use version 4 instead of version 3.
8368 (output_line_info): For version 4 and above emit additional
8369 maximum ops per insn header field.
8370 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
8372 * dwarf2out.c (is_c_family, is_java): Remove.
8373 (lower_bound_default): New function.
8374 (add_bound_info, gen_descr_array_type_die): Use it.
8376 2010-04-01 Dodji Seketeli <dodji@redhat.com>
8379 * dwarf2out.c (gen_variable_die): Allow debug info for variable
8380 re-declaration when it happens in a function.
8382 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
8384 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
8385 (cgraph_remove_function_insertion_hook): Same.
8386 (cgraph_call_function_insertion_hooks): Same.
8388 2010-04-01 Richard Guenther <rguenther@suse.de>
8391 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
8392 and TREE_THIS_VOLATILE.
8393 (copy_ref_info): Likewise.
8394 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
8395 * tree.c (build6_stat): Ignore side-effects of all but arg5
8396 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
8399 2010-04-01 Richard Guenther <rguenther@suse.de>
8401 PR tree-optimization/43607
8402 * ipa-type-escape.c (check_call): Do not access non-existing
8405 2010-04-01 Richard Guenther <rguenther@suse.de>
8409 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
8410 Jack Howarth <howarth@bromo.med.uc.edu>
8412 * tree-profile.c (tree_init_ic_make_global_vars): Make static
8415 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8417 * doc/install.texi (Prerequisites): Document libelf usability on
8418 IRIX 5/6 and Solaris 2.
8419 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
8420 Update GNU as, GNU ld requirements.
8421 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
8422 Document Sun Studio compiler download.
8423 Update and simplify as, ld recommendations.
8424 (Specific, *-*-solaris2.7): Note obsoletion, removal.
8426 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8428 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
8429 with_tune_32 to pentium4.
8431 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
8433 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
8435 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8437 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
8438 obsoletion, removal.
8440 Document GNU as requirement.
8441 Update configure requirements.
8442 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
8443 Recomment IRIX 6.5.18+.
8444 Document IDF/IDL requirement.
8445 Document GNU as requirement.
8446 Document GNU ld bootstrap failure.
8447 Remove freeware.sgi.com reference.
8449 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8451 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
8452 UNIX V4.0, V5.0 obsoletion, removal.
8453 Remove --with-gc=simple reference.
8454 Update VM requirements during bootstrap.
8455 Remove -oldas bootstrap description.
8456 Update binutils reference.
8457 Remove comparison failure note.
8459 2010-03-31 Richard Guenther <rguenther@suse.de>
8460 Zdenek Dvorak <ook@ucw.cz>
8461 Sebastian Pop <sebastian.pop@amd.com>
8464 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
8465 with multiple arguments.
8466 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
8468 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
8470 * graphite-dependences.c (print_pddr): Call print_pdr with an
8472 * graphite-poly.c (debug_pdr): Add an extra argument for the
8475 (print_pbb_domain): Same.
8477 (print_scop_context): Same.
8479 (print_cloog): Same.
8480 (debug_pbb_domain): Same.
8484 (debug_scop_context): Same.
8486 (debug_cloog): Same.
8487 (print_scop_params): Same.
8488 (debug_scop_params): Same.
8489 (print_iteration_domain): Same.
8490 (print_iteration_domains): Same.
8491 (debug_iteration_domain): Same.
8492 (debug_iteration_domains): Same.
8493 (print_scattering_function): Same.
8494 (print_scattering_functions): Same.
8495 (debug_scattering_function): Same.
8496 (debug_scattering_functions): Same.
8497 * graphite-poly.h (debug_pdr): Update declaration.
8499 (print_pbb_domain): Same.
8501 (print_scop_context): Same.
8503 (print_cloog): Same.
8504 (debug_pbb_domain): Same.
8508 (debug_scop_context): Same.
8510 (debug_cloog): Same.
8511 (print_scop_params): Same.
8512 (debug_scop_params): Same.
8513 (print_iteration_domain): Same.
8514 (print_iteration_domains): Same.
8515 (debug_iteration_domain): Same.
8516 (debug_iteration_domains): Same.
8517 (print_scattering_function): Same.
8518 (print_scattering_functions): Same.
8519 (debug_scattering_function): Same.
8520 (debug_scattering_functions): Same.
8522 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
8524 * graphite-poly.c (print_scattering_function_1): New.
8525 (print_scattering_function): Call it.
8526 (print_scop_params): Remove spaces at the end of lines.
8529 * graphite-poly.h (print_cloog): Declared.
8530 (debug_cloog): Declared.
8532 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
8534 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
8536 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
8537 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
8538 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
8539 to switch between adding the IV bump in loop->latch or in loop->header.
8541 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
8543 * graphite-poly.c (print_scattering_function): Pretty print following
8546 (print_pbb_domain): Same.
8547 (dump_gbb_cases): Same.
8548 (dump_gbb_conditions): Same.
8551 (print_scop_params): Same.
8552 (print_scop_context): Same.
8554 (print_pbb_body): New.
8555 (lst_indent_to): New.
8556 (print_lst): Start new lines with a #.
8557 * graphite-poly.h (pbb_bb): New.
8558 (pbb_index): Use pbb_bb.
8559 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
8561 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
8563 2010-03-31 Jakub Jelinek <jakub@redhat.com>
8565 * dwarf2out.c (size_of_die): For -gdwarf-4 use
8566 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
8567 and 0 instead of 1 for dw_val_class_flag.
8568 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
8569 dw_val_class_range_list, dw_val_class_loc_list,
8570 dw_val_class_lineptr and dw_val_class_macptr, use
8571 DW_FORM_flag_present for dw_val_class_flag and
8572 DW_FORM_exprloc for dw_val_class_loc.
8573 (output_die): For -gdwarf-4 print dw_val_class_loc
8574 size as uleb128 instead of 1 or 2 bytes and don't print
8575 anything for dw_val_class_flag.
8577 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
8578 instead of cselib_lookup following by tweaking locs->setting_insn.
8581 * cselib.c (cselib_process_insn): Clear cselib_current_insn
8582 even before returning from label, setjmp call or volatile asm
8585 2010-03-31 Richard Guenther <rguenther@suse.de>
8588 * cgraphunit.c (cgraph_output_in_order): Do not allocate
8589 temporary data on stack.
8591 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8593 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
8594 (PUSHSECTION_ASM_OP): Remove.
8595 (POPSECTION_ASM_OP): Remove.
8596 (PUSHSECTION_FORMAT): Remove.
8597 * config/sol2.h (PUSHSECTION_FORMAT): Define.
8598 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
8599 * config/sol2.c (solaris_output_init_fini): Use it.
8601 2010-03-31 Jie Zhang <jie@codesourcery.com>
8604 * opt-functions.awk (var_type_struct): Use signed char type
8605 for simple variables.
8607 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8609 * config/sol2.c: Include output.h.
8610 (solaris_assemble_visibility): New function.
8611 * config/t-sol2 (sol2.o): Add output.h dependency.
8612 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
8613 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
8616 2010-03-31 Jakub Jelinek <jakub@redhat.com>
8619 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
8620 V2SImode or XFmode on PRE_DEC.
8623 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
8626 2010-03-31 Jie Zhang <jie@codesourcery.com>
8629 * reload.h (caller_save_initialized_p): Declare.
8630 * toplev.c (backend_init_target): Don't call
8631 init_caller_save but set caller_save_initialized_p to false.
8632 * caller-save.c (caller_save_initialized_p): Define.
8633 (init_caller_save): Check caller_save_initialized_p.
8634 * ira.c (ira): Call init_caller_save if flag_caller_saves.
8636 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8639 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
8640 and soft-fp/t-softfp to tmake_file.
8641 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
8642 (LIBGCC2_TF_CEXT): Define.
8645 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
8648 * cselib.c (n_useless_values): Document handling of debug locs.
8649 (n_useless_debug_values, n_debug_values): New variables.
8650 (new_elt_loc_list): Don't add to debug values, keep count.
8651 (promote_debug_loc): New.
8652 (cselib_reset_table): Zero new variables.
8653 (entry_and_rtx_equal_p): Promote debug locs.
8654 (discard_useless_locs): Increment n_useless_debug_values for
8656 (remove_useless_values): Adjust n_useless_values and n_debug_values
8657 with n_useless_debug_values.
8658 (add_mem_for_addr): Promote debug locs.
8659 (cselib_lookup_mem): Likewise.
8660 (cselib_lookup_addr): Renamed to...
8661 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
8662 (cselib_log_lookup): ... this. Turn into...
8663 (cselib_lookup_addr): ... new wrapper.
8664 (cselib_lookup_from_insn): New.
8665 (cselib_invalidate_regno): Increment n_useless_debug_values for
8667 (cselib_invalidate_mem): Likewise.
8668 (cselib_process_insn): Take n_deleted and n_debug_values into
8669 account to guard remove_useless_value call.
8670 (cselib_finish): Zero n_useless_debug_values.
8671 * cselib.h (cselib_lookup_from_insn): Declare.
8672 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
8673 (sched_analyze_2): Likewise.
8675 2010-03-30 Jakub Jelinek <jakub@redhat.com>
8677 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
8679 (adjust_mems): Replace narrowing SUBREG of expression containing
8680 just PLUS, MINUS, MULT and ASHIFT of registers and constants
8681 with operations in the narrower mode.
8684 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
8685 regs_invalidated_by_call instead all call_used_reg_set registers.
8687 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
8690 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
8691 pointer comparisons with types_compatible_p.
8692 * tree-vect-stmts.c (vectorizable_call): Same.
8693 (vectorizable_condition): Same.
8695 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8697 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
8698 stack check if the mask would be zero.
8700 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
8701 Jack Howarth <howarth@bromo.med.uc.edu>
8703 * tree-profile.c (tree_init_ic_make_global_vars): Make static
8706 2010-03-30 Joseph Myers <joseph@codesourcery.com>
8709 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
8711 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
8712 Include ___unordxf2 and ___unordtf2.
8713 * config/i386/libgcc-glibc.ver: Do not define inheritance from
8716 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
8718 * config/lm32/t-lm32: New file.
8719 * config.gcc: Use the above file when targetting lm32.
8721 2010-03-28 Duncan Sands <baldrick@free.fr>
8723 * Makefile.in (PLUGIN_HEADERS): Add except.h.
8725 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
8728 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
8729 Improve vectorization cost model diagnostic.
8731 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
8734 * tree-vect-data-refs.c (vect_analyze_data_refs): When
8735 compute_data_dependences_for_loop returns false, early exit
8736 and output an extra diagnostic for the failed data reference
8739 2010-03-29 Richard Guenther <rguenther@suse.de>
8741 PR tree-optimization/43560
8742 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
8743 (can_sm_ref_p): Treat stores to readonly locations as trapping.
8745 2010-03-29 Jie Zhang <jie@codesourcery.com>
8748 * toplev.c (process_options): Set optimization_default_node
8749 and optimization_current_node.
8750 * opts.c (decode_options): Don't set optimization_default_node
8751 and optimization_current_node.
8753 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
8755 * config/rtems.h: Abandon -qrtems_debug.
8757 2010-03-28 Jan Hubicka <jh@suse.cz>
8759 PR tree-optimization/43505
8760 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
8761 map should not be copied.
8763 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8766 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
8767 cdtors, set DECL_PRESERVE_P.
8768 * ipa.c (cgraph_externally_visible_p): Return true if declaration
8771 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
8773 PR tree-optimization/43528
8774 * stor-layout.c (place_field): Check that constant fits into
8775 unsigned HWI when skipping calculation of MS bitfield layout.
8777 2010-03-27 Jan Hubicka <jh@suse.cz>
8780 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
8781 notice_global_symbol work.
8783 2010-03-27 Jakub Jelinek <jakub@redhat.com>
8785 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
8786 instead of dwarf2out_decl.
8787 (struct var_loc_node): Remove section_label field.
8788 (dwarf2out_function_decl): New function.
8789 (dwarf2out_var_location): Don't set section_label field.
8790 (dwarf2out_begin_function): Don't empty decl_loc_table here.
8792 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
8794 PR tree-optimization/43544
8795 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
8796 First argument for builtin vectorized function hook is now a
8797 tree to be able to distinguish between machine specific and
8799 * targhooks.c (default_builtin_vectorized_function): Ditto.
8800 * targhooks.h (default_builtin_vectorized_function): Ditto.
8801 * target.h (struct gcc_target): Ditto.
8802 * tree-vect-stmts.c (vectorizable_function): Ditto.
8803 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
8804 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
8807 2010-03-26 Joseph Myers <joseph@codesourcery.com>
8810 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
8811 nested binding iff it is a FUNCTION_DECL.
8812 (store_parm_decls_newstyle): Pass nested=true to bind for
8813 FUNCTION_DECLs amongst parameters.
8815 2010-03-26 Jakub Jelinek <jakub@redhat.com>
8817 * var-tracking.c (vt_expand_loc_callback): Don't run
8818 cselib_expand_value_rtx_cb in dummy mode if
8819 cselib_dummy_expand_value_rtx_cb returned false.
8821 * var-tracking.c (emit_note_insn_var_location): For one part
8822 notes with offset 0, don't add EXPR_LIST around the location.
8823 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
8824 add_location_or_const_value_attribute): Adjust for that change.
8827 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
8828 into first operand and location into second.
8829 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
8830 dw_cfi_oprnd_loc for DW_CFA_expression.
8831 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
8832 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
8833 assume first argument is regnum and second argument is location.
8835 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
8838 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
8839 of scratch register to DImode. Split to DImode comparison operator.
8840 Use SImode subreg of scratch register in the multiplication.
8841 (*cmp_sadd_sidi): Ditto.
8842 (*cmp_ssub_si): Ditto.
8843 (*cmp_ssub_sidi): Ditto.
8845 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
8848 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
8849 Remove invalid assert and wrong comment.
8851 2010-03-26 Jakub Jelinek <jakub@redhat.com>
8854 * flags.h (final_insns_dump_p): New extern.
8855 * final.c (final_insns_dump_p): New variable.
8856 (rest_of_clean_state): Set it before -fdump-final-insns=
8857 dumping, clear afterwards.
8858 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
8859 MEM_ALIAS_SET on MEMs.
8861 2010-03-26 David S. Miller <davem@davemloft.net>
8863 * configure.ac: Fix sparc GOTDATA_OP bug check.
8864 * configure: Rebuild.
8866 2010-03-26 Alan Modra <amodra@gmail.com>
8868 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
8870 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8872 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
8873 TLS_SECTION_ASM_FLAG.
8875 2010-03-25 Jakub Jelinek <jakub@redhat.com>
8878 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
8879 Clear first_function_block_is_cold.
8882 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
8883 argument if the argument is truth_value_p.
8885 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
8887 * config/rs6000/constraints.md: Update copyright year for my changes.
8890 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
8891 used in reg+reg addressing, swap registers.
8893 2010-03-24 Jakub Jelinek <jakub@redhat.com>
8896 * target.h (struct gcc_target): Add code_end hook.
8897 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
8899 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
8900 * toplev.c (compile_file): Call targetm.asm_out.code_end
8901 hook before unwind info/debug info output.
8902 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
8903 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
8904 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
8905 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
8906 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
8907 * config/i386/i386.c (ix86_file_end): Renamed to...
8908 (ix86_code_end): ... this. Make static. Don't call
8909 file_end_indicate_exec_stack. Emit unwind info using
8910 final_start_function/final_end_function.
8911 (darwin_x86_file_end): Remove.
8912 (TARGET_ASM_CODE_END): Define.
8913 * config/i386/i386.h (TARGET_ASM_FILE_END,
8914 NEED_INDICATE_EXEC_STACK): Don't define.
8915 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
8916 (TARGET_ASM_FILE_END): Define to darwin_file_end.
8917 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
8918 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
8921 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
8922 at the beginning and final_end_function at the end.
8923 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
8925 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8927 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
8928 and Sun as TLS syntax.
8929 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
8930 * configure: Regenerate.
8931 * config.in: Regenerate.
8932 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
8933 (default_elf_asm_named_section): Use it.
8934 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
8935 (i386_output_dwarf_dtprel): Likewise.
8936 (output_addr_const_extra): Likewise.
8937 (output_pic_addr_const): Lowercase @GOTTPOFF.
8938 (output_addr_const_extra): Likewise.
8939 (output_pic_addr_const): Lowercase @GOTNTPOFF.
8940 (output_addr_const_extra): Likewise.
8941 (output_pic_addr_const): Lowercase @INDNTPOFF.
8942 (output_addr_const_extra): Likewise.
8943 (output_pic_addr_const): Lowercase @NTPOFF.
8944 (output_addr_const_extra): Likewise.
8945 (output_pic_addr_const): Lowercase @TPOFF.
8946 (output_addr_const_extra): Likewise.
8947 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
8948 (*tls_global_dynamic_64): Likewise.
8949 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
8950 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
8952 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
8953 (ASM_OUTPUT_TLS_COMMON): Use it.
8954 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
8957 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
8958 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
8959 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
8960 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
8961 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
8962 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
8964 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8966 * config/i386/i386.c (override_options): Don't accept
8967 -mtls-dialect=sun any longer.
8968 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
8969 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
8970 (*tls_local_dynamic_base_32_sun): Likewise.
8971 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
8973 2010-03-24 Jakub Jelinek <jakub@redhat.com>
8976 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
8977 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
8980 * ira.c (adjust_cleared_regs): New function.
8981 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
8985 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
8987 * expr.c (expand_expr_real): Restore previous
8988 curr_insn_source_location and curr_insn_block after
8989 expand_expr_real_1 call.
8990 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
8991 instead of expand_expr_real_1.
8993 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
8995 PR rtl-optimization/43413
8996 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
8999 2010-03-22 James E. Wilson <wilson@codesourcery.com>
9002 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
9003 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
9005 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
9007 * config/i386/i386.c (ix86_target_string): Add -mfma.
9008 Fix a typo in comment.
9010 2010-03-22 Mike Stump <mikestump@comcast.net>
9013 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
9014 Don't overly align based upon packed packed fields.
9016 2010-03-22 Jason Merrill <jason@redhat.com>
9018 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
9019 Use () rather than [], and move before the element type.
9021 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9023 * doc/configfiles.texi (Configuration Files): Removed
9024 fixinc/Makefile*, intl/Makefile.*.
9025 * doc/makefile.texi: Fixed markup. Abstract from version
9026 control system used.
9027 (Makefile): Removed obsolete gcc/java/parse.y example.
9028 * doc/sourcebuild.texi: Likewise.
9029 (Top Level): Added config, gnattools, libdecnumber, libgcc,
9030 libgomp, libssp. Removed fastjar.
9031 (Miscellaneous Docs): Clarify location.
9032 Added COPYING3, COPYING3.LIB.
9033 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
9035 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9038 * config/i386/i386.c (x86_function_profiler)
9039 [!NO_PROFILE_COUNTERS]: Fix typo.
9040 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
9043 2010-03-22 Janis Johnson <janis187@us.ibm.com>
9044 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9046 * doc/sourcebuild.texi (Test Directives): Split into six
9047 subsections, with most of the current text in new subsections
9048 Directives, Selectors, and Final Actions.
9049 (Directives): Split list of test directives into multiple
9051 (Selectors): Describe use and syntax of selectors.
9052 (Effective-Target Keywords): Describe all existing keywords.
9053 (Add Options): Describe features for dg-add-options.
9054 (Require Support): Describe variants of dg-require-support.
9055 (Final Actions): Describe commands to use in dg-final.
9057 2010-03-22 Michael Matz <matz@suse.de>
9060 * recog.c (validate_replace_rtx_group): Replace also in
9061 REG_EQUAL and REG_EQUIV notes.
9063 2010-03-22 Richard Guenther <rguenther@suse.de>
9065 PR tree-optimization/43390
9066 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
9067 sure vector extracts are type correct.
9069 2010-03-22 Richard Guenther <rguenther@suse.de>
9072 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
9073 x * sqrt (x) even when optimizing for size if the target
9074 has native support for sqrt.
9076 2010-03-22 Jakub Jelinek <jakub@redhat.com>
9078 * varasm.c (make_decl_rtl_for_debug): Also clear
9079 flag_mudflap for the duration of make_decl_rtl call.
9082 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
9083 locs from preserved VALUEs.
9085 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9088 * pa.md (movmemsi): Set align to one if zero.
9089 (movmemdi): Likewise.
9091 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
9094 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
9095 with their corresponding prologue pushes.
9097 2010-03-20 Andrew Pinski <pinskia@gmail.com>
9100 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
9101 at the begining or end.
9102 (spu_expand_epilogue): Likewise.
9104 2010-03-20 Richard Guenther <rguenther@suse.de>
9106 PR rtl-optimization/43438
9107 * combine.c (make_extraction): Properly zero-/sign-extend an
9108 extraction of the low part of a CONST_INT. Also handle
9111 2010-03-19 Mike Stump <mikestump@comcast.net>
9113 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
9114 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
9115 (override_options): Use SUBTARGET32_DEFAULT_CPU.
9117 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
9120 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
9123 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
9125 PR rtl-optimization/42258
9126 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
9127 use that may match DEF.
9130 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
9131 the cost of loading the constant rather than assuming
9133 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
9134 outer code is AND, do the same tests as the andsi3 expander and
9135 return COSTS_N_INSNS (1) if and is cheap.
9137 * optabs.c (avoid_expensive_constant): Fix formatting.
9139 2010-03-19 Michael Matz <matz@suse.de>
9142 * attribs.c (decl_attributes): When rebuilding a function pointer
9143 type use the same qualifiers as the original pointer type.
9145 2010-03-19 Martin Jambor <mjambor@suse.cz>
9147 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
9148 and is_gimple_ip_invariant_address.
9150 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9153 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9155 * config/arm/arm.c (arm_override_options): Turn off
9156 flag_dwarf2_cfi_asm for AAPCS variants.
9158 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9161 * config/arm/arm.c (emit_multi_reg_push): Update comments.
9162 Use PRE_MODIFY instead of PRE_DEC.
9163 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
9164 (vfp_emit_fstmd): Likewise.
9166 2010-03-19 Michael Matz <matz@suse.de>
9169 * builtins.c (expand_builtin_interclass_mathfn,
9170 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
9173 2010-03-19 Richard Guenther <rguenther@suse.de>
9175 PR tree-optimization/43415
9176 * tree-ssa-pre.c (phi_translate): Split out worker to ...
9177 (phi_translate_1): ... this.
9178 (phi_translate): Move all caching here. Cache all NARY
9179 and REFERENCE translations.
9181 2010-03-19 David S. Miller <davem@davemloft.net>
9183 With help from Eric Botcazou.
9184 * config/sparc/sparc.c: Include dwarf2out.h.
9185 (emit_pic_helper): Delete.
9186 (pic_helper_symbol_name): Delete.
9187 (pic_helper_emitted_p): Delete.
9188 (pic_helper_needed): New.
9189 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
9190 (get_pc_thunk_name): New.
9191 (load_pic_register): Remove 'delay_pic_helper' arg. Use
9192 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
9193 Set pic_helper_needed to true. Don't call emit_pic_helper.
9194 (sparc_expand_prologue): Update load_pic_register call.
9195 (sparc_output_mi_thunk): Likewise.
9196 (sparc_file_end): Emit a hidden comdat symbol for the PIC
9197 thunk if possible. Output CFI information as needed.
9199 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
9200 Jack Howarth <howarth@bromo.med.uc.edu>
9203 * config/i386/i386.h: Fix ABI on darwin x86-32.
9205 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
9207 * tree.h: Declare make_decl_rtl_for_debug.
9208 * varasm.c (make_decl_rtl_for_debug): New.
9209 * dwarf2out.c (rtl_for_decl_location): Call it.
9210 * cfgexpand.c (expand_debug_expr): Call it.
9212 2010-03-18 Jakub Jelinek <jakub@redhat.com>
9215 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
9219 * var-tracking.c (vt_init_cfa_base): Do nothing if
9220 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
9222 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
9225 * var-tracking.c (canonicalize_vars_star): New.
9226 (dataflow_post_merge_adjust): Use it.
9228 2010-03-18 Jakub Jelinek <jakub@redhat.com>
9231 * var-tracking.c (non_suitable_const): New function.
9232 (add_uses): For DEBUG_INSNs with constants, don't record any
9233 value, instead just the constant value itself.
9234 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
9235 is not VAR_LOC_UNKNOWN_P, set var to the constant.
9236 (emit_notes_in_bb): Likewise.
9237 (emit_note_insn_var_location): For onepart variables if
9238 cur_loc is a VOIDmode constant, use DECL_MODE.
9240 2010-03-18 Martin Jambor <mjambor@suse.cz>
9243 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
9244 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
9245 all non-clones. Moved call redirection...
9246 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
9247 (cgraph_materialize_all_clones): Dispose of all
9248 combined_args_to_skip bitmaps.
9249 (verify_cgraph_node): Do not check for edges pointing to wrong
9250 nodes in inline clones.
9251 * tree-inline.c (copy_bb): Call
9252 cgraph_redirect_edge_call_stmt_to_callee.
9253 * ipa.c (cgraph_remove_unreachable_nodes): Call
9254 cgraph_node_remove_callees even when there are used clones.
9256 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
9258 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
9260 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
9263 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
9266 2010-03-18 Michael Matz <matz@suse.de>
9269 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
9270 into sqrt(x) if we need to preserve signed zeros.
9272 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
9273 Eric Botcazou <ebotcazou@adacore.com>
9275 PR rtl-optimization/43360
9276 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
9277 note if we don't know its invariant status.
9279 2010-03-18 Michael Matz <matz@suse.de>
9281 PR tree-optimization/43402
9282 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
9283 PHI chains of ssa names registered for update.
9285 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
9288 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
9289 non-offsettable and pre_modify update addressing.
9290 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
9291 and "2" alternatives "#".
9292 (*movdd_softfloat32): Make all alternatives "#";
9293 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
9294 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
9295 (*movdf_softfloat32): Make all alternatives "#";
9296 (movdi): Use the new DIFD mode iterator to create a common splitter
9297 for movdi, movdf and movdd patterns.
9299 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
9301 * common.opt (dumpdir): Remove redundant tab.
9303 2010-03-17 Martin Jambor <mjambor@suse.cz>
9305 PR tree-optimization/43347
9306 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
9307 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
9309 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
9311 PR rtl-optimization/42216
9312 * regrename.c (create_new_chain): New function, broken out from...
9313 (scan_rtx_reg): ... here. Call it. Handle the case where we are
9314 appending a use to an empty chain.
9315 (build_def_use): Remove previous changes that convert OP_INOUT to
9316 OP_OUT operands; instead detect the case where an OP_INOUT operand
9317 uses a previously untracked register and create an empty chain for it.
9319 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9321 * doc/extend.texi (Function Attributes): Rewrite unfinished
9322 sentence in ms_abi documentation.
9324 2010-03-17 Alan Modra <amodra@gmail.com>
9326 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
9327 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
9328 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
9329 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
9331 2010-03-16 Richard Henderson <rth@redhat.com>
9334 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
9335 (lower_try_finally): Save and restore eh_seq around the expansion
9338 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
9340 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
9341 statements before splitting block.
9343 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9345 * doc/sourcebuild.texi (Testsuites): Fix markup.
9346 Use pathnames relative to gcc/testsuite.
9347 (Test Directives): Move description of how timeout is determined.
9348 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
9349 (C Tests): Correct gcc.misc-tests directory.
9350 Framework tests now live in gcc.test-framework.
9352 2010-03-16 Richard Guenther <rguenther@suse.de>
9355 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
9356 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
9358 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
9359 Alexandre Oliva <aoliva@redhat.com>
9361 PR tree-optimization/42917
9362 * lambda-code.c (remove_iv): Skip debug statements.
9363 (lambda_loopnest_to_gcc_loopnest): Likewise.
9364 (not_interesting_stmt): Debug statements are not interesting.
9366 2010-03-16 Jakub Jelinek <jakub@redhat.com>
9370 * cselib.c (cselib_preserve_constants,
9371 cfa_base_preserved_val): New static variables.
9372 (preserve_only_constants): New function.
9373 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
9374 clear its REG_VALUES. If cselib_preserve_constants, don't
9375 empty the whole hash table, but preserve there VALUEs with constants,
9376 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
9377 (cselib_preserve_cfa_base_value): New function.
9378 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
9379 (cselib_init): Change argument to int bitfield. Set
9380 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
9382 (cselib_finish): Clear cselib_preserve_constants and
9383 cfa_base_preserved_val.
9384 * cselib.h (enum cselib_record_what): New enum.
9385 (cselib_init): Change argument to int.
9386 (cselib_preserve_cfa_base_value): New prototype.
9387 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
9388 * dse.c (dse_step1): Likewise.
9389 * cfgcleanup.c (thread_jump): Likewise.
9390 * sched-deps.c (sched_analyze): Likewise.
9391 * gcse.c (local_cprop_pass): Likewise.
9392 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
9393 If FN is non-NULL, call the callback always and whenever it returns
9394 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
9395 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
9396 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
9397 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
9398 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
9399 * var-tracking.c: Include recog.h.
9400 (bb_stack_adjust_offset): Remove.
9401 (vt_stack_adjustments): Don't call it, instead just gather the
9402 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
9403 (adjust_stack_reference): Remove.
9404 (compute_cfa_pointer): New function.
9405 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
9406 (struct adjust_mem_data): New type.
9407 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
9409 (get_address_mode): New function.
9410 (replace_expr_with_values): Use it.
9411 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
9412 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
9413 (adjust_sets): Remove.
9414 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
9415 Use get_address_mode.
9416 (get_adjusted_src): Remove.
9417 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
9418 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
9419 (add_with_sets): Don't call adjust_sets.
9420 (fp_setter, vt_init_cfa_base): New functions.
9421 (vt_initialize): Change return type to bool. Move most of pool etc.
9422 initialization to the beginning of the function from end. Pass
9423 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
9424 If !frame_pointer_needed, call vt_stack_adjustment before mos
9425 vector is filled, call vt_init_cfa_base if argp/framep has been
9426 eliminated to sp. If frame_pointer_needed and argp/framep has
9427 been eliminated to hard frame pointer, set
9428 hard_frame_pointer_adjustment and call vt_init_cfa_base after
9429 encountering fp setter in the prologue. For MO_ADJUST, call
9430 log_op_type before pusing the op into mos vector, not afterwards.
9431 Call adjust_insn before cselib_process_insn/add_with_sets,
9432 call cancel_changes (0) afterwards.
9433 (variable_tracking_main_1): Adjust for vt_initialize calling
9434 vt_stack_adjustments and returning whether it succeeded or not.
9436 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
9438 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
9441 2010-03-15 Jakub Jelinek <jakub@redhat.com>
9443 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
9445 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
9446 drap_reg has not been set.
9448 2010-03-15 Michael Matz <matz@suse.de>
9451 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
9452 use it to expand block copies.
9453 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
9454 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
9455 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
9457 2010-03-15 Richard Guenther <rguenther@suse.de>
9459 PR tree-optimization/43367
9460 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
9463 2010-03-15 Richard Guenther <rguenther@suse.de>
9465 PR tree-optimization/43317
9466 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
9468 2010-03-15 Martin Jambor <mjambor@suse.cz>
9470 PR tree-optimization/43141
9471 * tree-sra.c (create_abstract_origin): New function.
9472 (modify_function): Call create_abstract_origin.
9474 2010-03-15 Chris Demetriou <cgd@google.com>
9476 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
9479 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
9482 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
9483 call insert_out_of_ssa_copy for default definitions.
9485 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
9487 * graphite-clast-to-gimple.c (my_long_long): Defined.
9488 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
9489 * graphite-sese-to-poly.c (my_long_long): Defined.
9490 (scop_ivs_can_be_represented): Use it.
9492 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
9494 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
9495 graphite-max-bbs-per-function, and loop-block-tile-size.
9496 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
9498 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
9500 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
9502 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
9503 forward declaration.
9504 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
9505 (add_upper_bounds_from_estimated_nit): New.
9506 (build_loop_iteration_domains): Use it.
9508 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
9510 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
9512 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
9515 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
9516 should be an INTEGER_CST. Also handle CASE_CONVERT.
9518 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
9520 * graphite.c (graphite_initialize): To bound the number of bbs per
9521 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
9522 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
9523 * doc/invoke.texi: Document it.
9525 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
9527 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
9528 * graphite-sese-to-poly.h (build_poly_scop): Same.
9530 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
9532 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
9533 the number of parameters in the scop. Use as an upper bound
9534 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
9535 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
9536 * doc/invoke.texi: Document it.
9538 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
9540 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
9541 * doc/c-tree.texi: Remove.
9542 * doc/generic.texi: Merge c-tree.texi here.
9543 * doc/gccint.texi (Trees): Remove menu entry.
9544 (c-tree.texi): Remove @include.
9545 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
9546 * doc/languages.texi (Reading RTL): Ditto.
9548 2010-03-12 Steve Ellcey <sje@cup.hp.com>
9551 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
9553 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
9556 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
9557 code added to work around reload clobbering CONST insns.
9559 2010-03-12 Jakub Jelinek <jakub@redhat.com>
9561 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
9562 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
9563 (cselib_preserve_only_values): Remove retain argument, don't
9564 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
9565 * cselib.h (cselib_preserve_only_values): Remove retain argument.
9566 * var-tracking.c (micro_operation): Move insn field before union.
9567 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
9568 (struct variable_tracking_info_def): Remove n_mos field, change
9569 mos into a vector of micro_operations.
9570 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
9571 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
9572 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
9573 changing into a vector.
9574 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
9575 come before all other uops generated by add_stores.
9576 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
9578 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
9579 a vector. Run just one pass over the bbs instead of separate counting
9580 and computation phase.
9581 (vt_finalize): Free VTI (bb)->mos vector instead of array.
9584 * tree-inline.c (remap_decls): Put old_var rather than origin_var
9585 into *nonlocalized_list vector.
9586 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
9587 even if origin is non-NULL.
9588 (gen_variable_die): Likewise.
9589 (process_scope_var): Don't change origin.
9590 (gen_decl_die): Likewise.
9591 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
9592 before adding new edges instead of after it, fix moving over
9595 2010-03-11 David S. Miller <davem@davemloft.net>
9597 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
9599 * configure: Rebuild.
9601 2010-03-11 Martin Jambor <mjambor@suse.cz>
9603 PR tree-optimization/43257
9604 * tree.c (assign_assembler_name_if_neeeded): New function.
9605 (free_lang_data_in_cgraph): Assembler name assignment moved to the
9607 * tree.h (assign_assembler_name_if_neeeded): Declare.
9608 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
9609 the function if needed.
9611 2010-03-11 Chris Demetriou <cgd@google.com>
9613 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
9614 include/stdint-gcc.h, and include/stdint.h world-readable.
9616 2010-03-11 Richard Guenther <rguenther@suse.de>
9618 PR tree-optimization/43255
9619 * tree-vrp.c (process_assert_insertions_for): Do not insert
9620 asserts for trivial conditions.
9622 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9624 PR tree-optimization/43280
9625 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
9626 generation. Move calculation of size out of the if branch.
9627 (find_bswap): Modify compare number generation.
9629 2010-03-11 Richard Guenther <rguenther@suse.de>
9632 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
9633 (input_gimple_stmt): Fixup handled component types during
9634 operand read. Also fix up decls in ADDR_EXPRs.
9636 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
9638 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
9639 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
9641 2010-03-10 Jan Hubicka <jh@suse.cz>
9644 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
9645 * varasm.c (get_variable_section): Don't do that here...
9646 (make_decl_rtl): ... and here.
9647 (do_assemble_alias): Produce decl RTL.
9648 (assemble_alias): Likewise.
9650 2010-03-10 Jakub Jelinek <jakub@redhat.com>
9653 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
9654 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
9656 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
9657 (based_loc_descr): Only express drap or vdrap regno based expressions
9658 using DW_OP_fbreg when not optimizing.
9659 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
9660 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
9661 REG_CFA_SET_VDRAP note.
9663 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
9665 PR tree-optimization/43236
9666 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
9667 error in calculation of base address in reverse iteration case.
9668 (generate_builtin): Take number of latch executions if the statement
9671 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
9674 * tree-eh.c: Include pointer-set.h.
9675 (lower_eh_dispatch): Filter out duplicate case labels and
9676 remove the unneeded edge when the label is unused. Return
9677 true when some edges are removed.
9678 (execute_lower_eh_dispatch): When any lowering resulted in
9679 removing an edge, also delete unreachable blocks.
9681 2010-03-10 Jakub Jelinek <jakub@redhat.com>
9684 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
9685 UNSPEC_MACHOPIC_OFFSET.
9687 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
9690 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
9691 (m68k_delegitimize_address): New function.
9693 2010-03-09 Jakub Jelinek <jakub@redhat.com>
9696 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
9699 * var-tracking.c (adjust_sets): New function.
9700 (count_with_sets, add_with_sets): Use it.
9701 (get_adjusted_src): New inline function.
9702 (add_stores): Use it.
9705 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
9706 call cselib_dummy_expand_value_rtx_cb instead of
9707 cselib_expand_value_rtx_cb.
9710 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
9711 * config/i386/i386.c: Include debug.h and dwarf2out.h.
9712 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
9713 and .cfi_endproc around the pic thunks.
9714 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
9715 all queued unwind info register saves are saved before the call.
9716 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
9717 considered as sp-=4 for unwind info and the pop as sp+=4 which
9718 also clobbers dest, but doesn't actually restore it.
9721 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
9722 RTX_FRAME_RELATED_P.
9724 2010-03-09 Jie Zhang <jie@codesourcery.com>
9726 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
9727 whitespaces in output template.
9729 2010-03-09 Jie Zhang <jie@codesourcery.com>
9731 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
9734 2010-03-08 Jakub Jelinek <jakub@redhat.com>
9736 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
9737 builtins.exp in a separate job.
9739 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
9741 * graphite-sese-to-poly.c (add_param_constraints): Use
9742 lower_bound_in_type and upper_bound_in_type.
9744 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
9746 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
9747 instead of unsigned_type_node.
9749 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
9750 Reza Yazdani <reza.yazdani@amd.com>
9753 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
9754 on pointer type parameters.
9756 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
9760 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
9761 handle conversions from pointer to integers.
9762 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
9763 induction variable, to be able to work with code generated by CLooG.
9764 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
9765 (build_poly_scop): Bail out if we cannot codegen a loop.
9767 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
9769 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
9770 code generation with gloog_error.
9772 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
9774 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
9775 Call fold_convert on all the returned values.
9776 (expand_scalar_variables_expr): Pass to
9777 expand_scalar_variables_ssa_name the type of the resulting expression.
9779 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
9781 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
9782 ppl_min_for_le_pointset.
9783 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
9784 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
9786 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
9788 * graphite-dependences.c (map_into_dep_poly): Removed.
9789 (dependence_polyhedron_1): Use combine_context_id_scat.
9791 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
9793 * graphite-poly.h (struct poly_scattering): Add layout documentation.
9794 (struct poly_bb): Same.
9795 (combine_context_id_scat): New.
9797 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
9800 * sese.c (name_defined_in_loop_p): Return false for default
9803 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
9805 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
9806 and clean up the logic.
9808 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
9810 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
9813 2010-03-08 Jakub Jelinek <jakub@redhat.com>
9815 * var-tracking.c (remove_cselib_value_chains): Define only for
9817 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
9818 delete_slot_part, emit_notes_for_differences_1): Don't call
9819 remove_cselib_value_chains here.
9820 (set_slot_part, emit_notes_for_differences_2): Don't call
9821 add_cselib_value_chains here.
9822 (preserved_values): New vector.
9823 (preserve_value): New function.
9824 (add_uses, add_stores, vt_add_function_parameters): Use it
9825 instead of cselib_preserve_value.
9826 (changed_values_stack): New vector.
9827 (check_changed_vars_0): New function.
9828 (check_changed_vars_1, check_changed_vars_2): Use it.
9829 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
9830 changed_values_stack VALUEs.
9831 (vt_emit_notes): For all preserved_values call
9832 add_cselib_value_chains. If ENABLE_CHECKING call
9833 remove_cselib_value_chains before verifying value_chains is empty.
9834 Initialize and free changed_values_stack.
9835 (vt_initialize): Initialize preserved_values.
9836 (vt_finalize): Free preserved_values.
9838 2010-03-08 Richard Guenther <rguenther@suse.de>
9840 PR tree-optimization/43269
9841 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
9844 2010-03-08 Martin Jambor <mjambor@suse.cz>
9846 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
9847 (ipa_is_param_called): Removed.
9848 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
9849 (ipa_print_node_params): Do not print the called flag.
9850 (ipa_write_node_info): Do not stream the called flag.
9851 (ipa_read_node_info): Likewise.
9853 2010-03-07 Jakub Jelinek <jakub@redhat.com>
9856 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
9857 * cselib.c (struct expand_value_data): Add dummy field.
9858 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
9860 (cselib_dummy_expand_value_rtx_cb): New function.
9861 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
9863 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
9864 * var-tracking.c: Include pointer-set.h.
9865 (variable): Change n_var_parts to char from int. Add
9866 cur_loc_changed and in_changed_variables fields.
9867 (variable_canonicalize): Remove.
9868 (shared_var_p): New inline function.
9869 (unshare_variable): Maintain cur_loc_changed and
9870 in_changed_variables fields. If var was in changed_variables,
9871 replace it there with new_var. Just copy cur_loc instead of
9872 resetting it to something else.
9873 (variable_union): Don't recompute cur_loc. Use shared_var_p.
9874 (dataflow_set_union): Don't call variable_canonicalize.
9875 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
9876 of their DEBUG_EXPR_TREE_DECLs.
9877 (canonicalize_loc_order_check): Verify that cur_loc is NULL
9878 and in_changed_variables and cur_loc_changed is false.
9879 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
9880 and cur_loc_changed. Don't update cur_loc here.
9881 (variable_merge_over_src): Don't call variable_canonicalize.
9882 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
9883 removing loc that is equal to cur_loc, clear cur_loc,
9884 set cur_loc_changed and ensure variable_was_changed is called.
9885 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
9886 compare pointers in cur_loc check, if it is equal to loc,
9887 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
9888 (variable_different_p): Remove compare_current_location argument,
9889 don't compare cur_loc.
9890 (dataflow_set_different_1): Adjust variable_different_p caller.
9891 (variable_was_changed): If dv had some var in changed_variables
9892 already, reset in_changed_variables flag for it and propagate
9893 cur_loc_changed over to the new variable. On empty var
9894 always set cur_loc_changed. Set in_changed_variables on whatever
9895 var is added to changed_variables.
9896 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
9897 Use shared_var_p. When removing loc that is equal to cur_loc,
9898 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
9899 end, don't set it to something else, just call variable_was_changed.
9900 (delete_slot_part): Use shared_var_p. When cur_loc equals to
9901 loc being removed, clear cur_loc and set cur_loc_changed.
9902 Set cur_loc_changed if all locations have been removed.
9903 (struct expand_loc_callback_data): New type.
9904 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
9905 allocated. Always create SUBREGs if simplify_subreg failed.
9906 Prefer to use cur_loc, when that fails and still in
9907 changed_variables (and seen first time) recompute it. Set
9908 cur_loc_changed of variables which had to change cur_loc and
9909 compute elcd->cur_loc_changed if any of the subexpressions used
9910 had to change cur_loc.
9911 (vt_expand_loc): Adjust to pass arguments in
9912 expand_loc_callback_data structure.
9913 (vt_expand_loc_dummy): New function.
9914 (emitted_notes): New variable.
9915 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
9916 that weren't used for any other decl in current
9917 emit_notes_for_changes call call vt_expand_loc_dummy to update
9918 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
9919 first loc_chain location if NULL before. Always use just
9920 cur_loc instead of first loc_chain location. When cur_loc_changed
9921 is false, when not --enable-checking=rtl just don't emit any note.
9922 When rtl checking, compute the note and assert it is the same
9923 as previous note. Clear cur_loc_changed and in_changed_variables
9924 at the end before removing from changed_variables.
9925 (check_changed_vars_3): New function.
9926 (emit_notes_for_changes): Traverse changed_vars to call
9927 check_changed_vars_3 on each changed var.
9928 (emit_notes_for_differences_1): Clear cur_loc_changed and
9929 in_changed_variables. Recompute cur_loc of new_var.
9930 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
9931 (vt_emit_notes): Initialize and destroy emitted_notes.
9933 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
9935 PR rtl-optimization/42220
9936 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
9937 Use verify_reg_tracked to determine if we should use OP_OUT rather
9939 (build_def_use): If we see an in-out operand for a register that we
9940 know nothing about, treat is an output if possible, fail the block if
9943 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
9946 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
9949 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
9952 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
9953 uses of relevant DEFs that are dead outside the loop too.
9955 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
9957 * var-tracking.c (dataflow_set_merge): Swap src and src2.
9959 2010-01-13 Jakub Jelinek <jakub@redhat.com>
9961 * var-tracking.c (values_to_unmark): New variable.
9962 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
9963 values_to_unmark vector. Moved body to...
9964 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
9965 instead queue it into values_to_unmark vector.
9966 (vt_find_locations): Free values_to_unmark vector.
9968 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
9970 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
9971 (site.exp): Export them when plugins are enabled.
9973 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
9976 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
9978 (chrec_fold_multiply): Same.
9980 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
9983 * c-decl.c (build_compound_literal): Return early if init is
9986 2010-03-04 Martin Jambor <mjambor@suse.cz>
9988 PR tree-optimization/43164
9989 PR tree-optimization/43191
9990 * tree-sra.c (type_consists_of_records_p): Reject records with
9991 zero-size bit-fields at the end.
9993 2010-03-04 Mike Stump <mikestump@comcast.net>
9995 * Makefile.in (TAGS): Remove *.y.
9997 2010-03-04 Richard Guenther <rguenther@suse.de>
9999 PR tree-optimization/40761
10000 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
10002 (my_rev_post_order_compute): New function.
10003 (init_pre): Call it.
10005 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
10007 PR middle-end/43209
10008 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
10009 decrease the cost of an IV candidate when the cost is infinite.
10011 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10013 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
10014 Use '3DNow!' for the extension of that name, ensure normal space
10016 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
10018 2010-03-03 Jeff Law <law@redhat.com>
10020 * PR middle-end/32693
10021 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
10022 than gen_rtx_SUBREG.
10023 (extract_bit_field_1): Likewise.
10025 2010-03-03 Janis Johnson <janis187@us.ibm.com>
10027 * doc/sourcebuild.texi (Test directives): Document that arguments
10028 include-opts and exclude-opts are now optional for dg-skip-if,
10029 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
10031 2010-03-03 Jason Merrill <jason@redhat.com>
10034 * cgraph.h (varpool_node): Add extra_name field.
10035 * varpool.c (varpool_extra_name_alias): New.
10036 (varpool_assemble_decl): Emit extra name aliases.
10037 (varpool_mark_needed_node): Look past an extra name alias.
10038 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
10039 * lto-streamer-in.c (lto_input_tree): Read it.
10040 * lto-streamer-out.c (output_unreferenced_globals): Write it.
10042 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
10044 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
10045 (sparc*-*-solaris2*): ...this.
10047 2010-03-03 Jakub Jelinek <jakub@redhat.com>
10050 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
10051 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
10052 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
10053 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
10056 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
10057 fallthrough to default handling, just with want_address 0 instead of 2.
10058 For single element lists, add_AT_loc directly, otherwise create an
10059 artificial variable DIE and stick location list to it.
10062 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
10063 (VAL_EXPR_HAS_REVERSE): Define.
10064 (reverse_op): New function.
10065 (add_stores): For reversible operations add an extra MO_VAL_USE.
10067 2010-03-02 Jason Merrill <jason@redhat.com>
10069 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
10071 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
10073 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
10074 (sparc64-*-linux*): Likewise.
10075 (sparc64-*-solaris2*): Include assembler files before linker ones.
10076 (sparc-*-solaris2*): Simplify and reorder to match previous case.
10077 * config/sparc/gas.h: Delete.
10078 * config/sparc/sol2-64.h: Add copyright notice.
10079 * config/sparc/sol2-gas-bi.h: Likewise.
10080 * config/sparc/sol2-gld.h: Likewise.
10081 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
10082 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
10083 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
10084 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
10085 (sparc_elf_asm_named_section): Rename into...
10086 (sparc_solaris_elf_asm_named_section): ...this. Always define.
10088 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
10090 * config/alpha/alpha.c (override_options): Fix -mtune error message.
10092 2010-03-02 Jeff Law <law@redhat.com>
10094 PR middle-end/42431
10095 * reload1.c (rtx_p, substitute_stack): Declare.
10096 (substitute): Record addresses of changed rtxs.
10097 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
10098 Restore the original rtx when complete.
10099 (reload): Free subsitute_stack when complete.
10101 2010-03-02 Janis Johnson <janis187@us.ibm.com>
10103 * doc/gccint.texi (menu): Add Testsuites as a chapter.
10104 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
10106 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
10107 LTO Testing, gcov Testing, profopt Testing, compat Testing,
10108 Torture Tests): Change from subsection to section.
10110 2010-03-02 Jakub Jelinek <jakub@redhat.com>
10111 Steven Bosscher <steven@gcc.gnu.org>
10113 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
10116 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
10118 PR middle-end/42640
10119 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
10120 the assignment from the new induction variable to the assignment
10121 of the value from the original loop PHI function.
10123 2010-03-01 Janis Johnson <janis187@us.ibm.com>
10124 Daniel Jacobowitz <dan@codesourcery.com>
10126 * doc/sourcebuild.texi (Test directives): Clarify options to
10129 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10131 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
10132 Disable cfi directives unless GCC and gas agree on using read-only
10133 .eh_frame sections for 64-bit.
10134 * configure: Regenerate.
10136 2010-03-01 Richard Guenther <rguenther@suse.de>
10138 PR tree-optimization/43220
10139 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
10140 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
10142 2010-03-01 Richard Guenther <rguenther@suse.de>
10143 Martin Jambor <mjambor@suse.cz>
10145 PR middle-end/41250
10146 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
10147 gimplified parameters.
10149 2010-03-01 Christian Bruel <christian.bruel@st.com>
10151 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
10153 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
10155 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
10157 2010-03-01 Richard Guenther <rguenther@suse.de>
10159 PR middle-end/43213
10160 * expr.c (expand_assignment): Use the alias-oracle to tell
10161 if the rhs aliases the result decl.
10163 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10166 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
10167 to sol_gt_pch_get_address.
10168 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
10169 64-bit, SPARC and x86.
10170 (sol_gt_pch_get_address): New function.
10172 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
10174 * toplev.h (inform_n, error_n): Declare.
10175 * diagnostic.c (inform_n, error_n): New function.
10177 2010-03-01 Jakub Jelinek <jakub@redhat.com>
10179 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
10180 has no rtl yet when processing local_decls, queue it and recheck
10181 if deferred stack allocation hasn't assigned it rtl.
10183 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
10185 * config/sh/sh.c (unspec_bbr_uid): New.
10186 (gen_block_redirect): Use it instead of INSN_UID.
10187 (gen_far_branch): Likewise.
10189 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
10191 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
10192 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
10194 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10196 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
10197 (Warning Options): -Wno-conversion-null is valid for
10198 Objective-C++ as well.
10199 * doc/tm.texi (Named Address Spaces): Likewise.
10200 * doc/plugins.texi (Plugins): Replace TABs with spaces.
10201 * doc/tree-ssa.texi (Tree SSA): Likewise.
10203 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
10206 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
10207 by default. Don't set the default arch for
10208 i[34567]86-*-darwin*|x86_64-*-darwin*.
10210 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
10213 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
10214 default. Set the default 32bit/64bit archs with $with_arch
10215 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
10217 2010-02-27 Richard Guenther <rguenther@suse.de>
10219 PR tree-optimization/43186
10220 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
10221 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
10222 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
10223 unroller iterations.
10225 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
10227 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
10228 required and i[34567]86-*-* targets don't support 64bit ISA.
10230 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
10233 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
10234 the same alias set.
10236 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
10238 * config.gcc: Set the default arch at least to Prescott for
10239 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
10240 if SSE math is enabled.
10242 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
10244 * diagnostic.c (diagnostic_initialize): Update.
10245 (diagnostic_report_diagnostic): Test inhibit_notes_p for
10247 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
10248 (diagnostic_inhibit_notes): New.
10249 * toplev.c (process_options): inhibit notes with -fcompare-debug.
10251 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
10254 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
10255 * doc/standards.texi: Likewise.
10256 * doc/extend.texi: Likewise.
10257 * doc/trouble.texi: Likewise.
10258 * doc/cppopts.texi: Likewise.
10259 * doc/install.texi: Likewise.
10260 * c.opt (std=c90,std=gnu90): New options.
10261 * c-opts.c (c_common_handle_option): Handle them.
10263 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
10266 * c-decl.c (undeclared_variable): Use an informative note.
10268 2010-02-26 Richard Guenther <rguenther@suse.de>
10270 PR tree-optimization/43186
10271 * gimple.h (gimple_fold): Remove.
10272 * gimple.c (gimple_fold): Remove. Inline into single user ...
10273 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
10274 Try harder for conditions.
10276 2010-02-26 Jakub Jelinek <jakub@redhat.com>
10279 * function.c (used_types_insert): Don't skip through named pointer
10280 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
10281 and it is different from the main variant's type.
10283 2010-02-26 Nick Clifton <nickc@redhat.com>
10285 * config/rx/rx.md (sminsi3): Remove bogus alternative.
10287 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
10289 * config.gcc: Support --with-fpmath=sse for x86.
10291 * config/i386/ssemath.h: New.
10293 * doc/install.texi (--with-fpmath=sse): Documented.
10295 2010-02-26 Richard Guenther <rguenther@suse.de>
10297 PR tree-optimization/43188
10298 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
10299 vector types of over-aligned element type.
10301 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
10304 * config/i386/i386.c (expand_vec_perm_blend): Use correct
10305 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
10307 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
10309 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
10311 2010-02-26 Jakub Jelinek <jakub@redhat.com>
10313 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
10314 * var-tracking.c: Include diagnostic.h.
10315 (debug_dv): New function.
10316 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
10319 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
10320 (add_value_chain, add_value_chains, remove_value_chain,
10321 remove_value_chains): Handle DEBUG_EXPRs.
10322 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
10325 * regcprop.c (struct queued_debug_insn_change): New type.
10326 (struct value_data_entry): Add debug_insn_changes field.
10327 (struct value_data): Add n_debug_insn_changes field.
10328 (debug_insn_changes_pool): New variable.
10329 (free_debug_insn_changes, apply_debug_insn_changes,
10330 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
10331 (kill_value_one_regno): Call free_debug_insn_changes if needed.
10332 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
10334 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
10336 (copyprop_hardreg_forward_1): Don't call apply_change_group for
10337 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
10338 changes, call cprop_find_used_regs via note_stores.
10339 (copyprop_hardreg_forward): When copying vd from predecessor
10340 which has any queued DEBUG_INSN changes, make sure the pointers are
10341 cleared. At the end call df_analyze and then if there are any
10342 DEBUG_INSN changes queued at the end of some basic block for still
10343 live registers, apply them.
10344 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
10346 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
10348 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
10351 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
10353 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
10354 targets. Set the default with_cpu/with_arch from arch/cpu.
10355 Allow x86-64 and native for with_cpu/with_arch.
10357 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
10359 * ebitmap.c: Change calls to verify_popcount with calls to
10360 sbitmap_verify_popcount.
10361 (ebitmap_clear_bit): Fixed map->cacheindex test and
10362 map>cache update when bit clearing results in an empty
10365 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
10368 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
10369 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
10370 and support both V2DF and V2DI modes.
10371 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
10372 support both V2DF and V2DI modes.
10373 (general): Delete trailing whitespace from a few patterns.
10375 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10376 V2DF/V2DI interleave high/low builtins.
10378 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
10381 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
10382 interleave high/low functions.
10384 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
10386 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
10387 #pragma extern_prefix.
10389 2010-02-25 Jakub Jelinek <jakub@redhat.com>
10392 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
10393 BLKmode, assert op0 is a MEM and just adjust its mode.
10396 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
10397 if bitpos isn't multiple of mode's bitsize.
10399 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
10401 * c.opt (-ftemplate-depth=): New.
10402 (-ftemplate-depth-): Deprecate.
10403 * optc-gen.awk: Handle -ftemplate-depth=.
10404 * opth-gen.awk: Likewise.
10405 * c-opts.c (c_common_handle_option): Likewise.
10406 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
10408 2010-02-24 Jason Merrill <jason@redhat.com>
10410 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
10412 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10414 * cfg.c (alloc_aux_for_block): Remove inline.
10415 (alloc_aux_for_edge): Likewise.
10417 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10419 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
10421 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10423 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
10424 * config/i386/sol2-gas.h: New file.
10425 * config.gcc (i[34567]86-*-solaris2*): Use it.
10427 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
10430 * c-typeck.c (ep_convert_and_check): New.
10431 (build_conditional_expr): Use it.
10432 (build_binary_op): Likewise.
10434 2010-02-24 Jakub Jelinek <jakub@redhat.com>
10436 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
10439 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
10440 bounds even for -O+.
10441 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
10442 expr needs to have DECL_NAME set.
10444 2010-02-24 Nick Clifton <nickc@redhat.com>
10446 * config/mep/mep.c: Include gimple.h.
10447 (mep_function_uses_sp): Delete unused function.
10448 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
10449 parameters. Use unsigned integers to count args. Return a
10450 NULL_RTX instead of an error_mark_node. Toidy up formatting.
10452 2010-02-23 Jakub Jelinek <jakub@redhat.com>
10455 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
10456 greater or equal to nelt instead of 2 * nelt.
10457 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
10460 2010-02-23 Jason Merrill <jason@redhat.com>
10463 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
10464 in cfun->local_decls even if they have register types.
10467 * stor-layout.c (place_field): Don't warn about unnecessary
10468 DECL_PACKED if the type is packed.
10470 2010-02-23 Jakub Jelinek <jakub@redhat.com>
10473 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
10474 GOTOFF relocs, even when the base reg isn't pic pointer.
10476 2010-02-23 Michael Matz <matz@suse.de>
10479 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
10480 (expand_gimple_basic_block): Generate and use debug temps if there
10481 are debug uses left after the last real use of TERed ssa names.
10482 Unlink debug immediate uses when they are expanded.
10484 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
10487 * config/i386/i386.c (override_options): Reorganise to provide
10488 better error messages.
10490 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
10492 PR middle-end/43083
10493 * graphite-scop-detection.c (create_single_exit_edge): Move
10494 the call to find_single_exit_edge to....
10495 (create_sese_edges): ...here. Don't handle multiple edges
10496 exiting the function.
10497 (build_graphite_scops): Don't handle multiple edges
10498 exiting the function.
10500 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
10502 PR middle-end/43097
10503 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
10504 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
10506 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
10508 PR middle-end/43026
10509 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
10511 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
10514 * c-typeck.c (convert_arguments): Print declaration location.
10515 * c-common.c (validate_nargs): Rename as
10516 builtin_function_validate_nargs.
10517 (check_builtin_function_arguments): Update.
10519 2010-02-22 Richard Guenther <rguenther@suse.de>
10522 * tree-inline.c (declare_return_variable): Use the type of
10523 the call stmt lhs if available.
10525 2010-02-22 Duncan Sands <baldrick@free.fr>
10527 * passes.c (register_pass): Always consider all pass lists when
10528 ref_pass_instance_number is zero.
10530 2010-02-22 Richard Guenther <rguenther@suse.de>
10532 PR tree-optimization/42749
10533 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
10534 parameter. Do arithmetic in the original type.
10535 (update_accumulator_with_ops): Likewise.
10536 (adjust_accumulator_values): Adjust.
10538 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10540 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
10541 (QI to BLKmode splitter): New splitter.
10543 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
10545 * config/i386/i386.c (initial_ix86_tune_features): Turn on
10546 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
10548 2010-02-22 Richard Guenther <rguenther@suse.de>
10550 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
10552 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
10554 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
10555 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
10556 ($(T)crti.o, $(T)crtn.o): Remove rules.
10558 2010-02-21 Tobias Burnus <burnus@net-b.de>
10561 * doc/invoke.texi (-fassociative-math): Document that this
10562 option is automatically enabled for Fortran.
10564 2010-02-20 David S. Miller <davem@davemloft.net>
10566 * configure.ac: Test if linker and assembler properly support
10567 GOTDATA_OP relocations.
10568 * configure: Rebuild.
10569 * config.in: Likewise.
10570 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
10571 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
10572 (movsi_high_pic): Likewise.
10573 (movdi_lo_sum_pic): Likewise.
10574 (movdi_high_pic): Likewise.
10575 (movsi_pic_gotdata_op): New pattern.
10576 (movdi_pic_gotdata_op): Likewise.
10577 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
10578 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
10580 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
10583 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
10584 attribute to ssemul.
10585 (xop_mulv2div2di3_high): Ditto.
10587 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
10590 * c.opt (Wconversion-null): New option.
10591 * doc/invoke.texi (Wconversion-null): Document.
10593 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
10595 * common.opt (Wlarger-than-): Add Undocumented.
10597 2010-02-19 Mike Stump <mikestump@comcast.net>
10599 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
10601 2010-02-19 Jason Merrill <jason@redhat.com>
10604 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
10605 * configure: Likewise.
10607 2010-02-20 Alan Modra <amodra@gmail.com>
10609 PR middle-end/42344
10610 * cgraph.h (cgraph_make_decl_local): Declare.
10611 * cgraph.c (cgraph_make_decl_local): New function.
10612 (cgraph_make_node_local): Use it.
10613 * cgraphunit.c (cgraph_function_versioning): Likewise.
10614 * ipa.c (function_and_variable_visibility): Likewise.
10616 2010-02-19 Jakub Jelinek <jakub@redhat.com>
10619 * except.c (sjlj_emit_function_enter): Don't call
10620 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
10622 * rtl.h (add_reg_br_prob_note): Remove prototype.
10624 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
10627 * c-common.c (conversion_warning): Remove widening conversions
10628 before checking the conversion of integers to reals.
10630 2010-02-19 Mike Stump <mikestump@comcast.net>
10632 PR middle-end/43125
10633 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
10636 * cgraphunit.c (process_function_and_variable_attributes): Check
10637 DECL_PRESERVE_P instead of looking up attribute "used".
10638 * ipa-pure-const.c (check_decl): Likewise.
10639 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
10640 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
10641 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
10642 instead of attribute "used".
10643 * config/sol2-c.c (solaris_pragma_init): Likewise.
10644 (solaris_pragma_fini): Likewise.
10646 2010-02-19 Jakub Jelinek <jakub@redhat.com>
10648 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
10649 Use XCNEW instead of xcalloc.
10650 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
10651 XNEW instead of xmalloc.
10652 (get_fields): Use XNEWVEC instead of xmalloc.
10655 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
10656 populate vars array.
10657 (create_new_general_access): For debug stmts just reset value.
10658 (get_stmt_accesses): For accesses within debug stmts just record them
10659 using add_access_to_acc_sites instead of preventing the peeling or
10660 counting them as accesses.
10662 PR middle-end/42233
10663 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
10665 2010-02-19 Richard Guenther <rguenther@suse.de>
10667 PR tree-optimization/42916
10668 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
10671 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
10673 * configure.ac: Replace all uses of changequote in macro arguments
10674 with proper quoting.
10676 2010-02-19 Jakub Jelinek <jakub@redhat.com>
10678 PR middle-end/42233
10679 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
10681 2010-02-19 Richard Guenther <rguenther@suse.de>
10683 PR tree-optimization/42944
10684 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
10685 test for aliasing with errno.
10687 2010-02-19 Jakub Jelinek <jakub@redhat.com>
10689 PR middle-end/42233
10690 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
10691 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
10692 * dojump.c: Include output.h.
10693 (inv): New inline function.
10694 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
10695 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
10696 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
10697 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
10698 argument, pass it down to other calls.
10699 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
10700 add REG_BR_PROB note to the conditional jump.
10701 * cfgexpand.c (add_reg_br_prob_note): Removed.
10702 (expand_gimple_cond): Don't call it, add the probability
10703 as last argument to jumpif_1/jumpifnot_1.
10704 * Makefile.in (dojump.o): Depend on output.h.
10705 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
10707 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
10708 * stmt.c (do_jump_if_equal): Likewise.
10709 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
10710 * loop-unswitch.c (compare_and_jump_seq): Likewise.
10711 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
10713 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
10714 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
10715 jumpifnot_1 callers.
10716 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
10718 (store_expr): Adjust jumpifnot caller.
10719 (store_constructor): Adjust jumpif caller.
10721 PR middle-end/42233
10722 * gimplify.c (gimple_boolify): For __builtin_expect call
10723 gimple_boolify also on its first argument.
10725 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
10727 * configure.ac (gnu-unique-object): Wrap regexps using [] in
10729 (__stack_chk_fail): Ditto. Remove quadrigraphs.
10730 * configure: Regenerated.
10732 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10734 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
10735 lang_hooks.types_compatible_p instead of comptypes.
10737 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
10739 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
10740 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
10741 if __prefer_thumb__ is defined.
10743 2010-02-18 Martin Jambor <mjambor@suse.cz>
10745 PR tree-optimization/43066
10746 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
10747 array with zero-sized element type.
10749 2010-02-18 Jakub Jelinek <jakub@redhat.com>
10751 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
10752 rtx, allocate struct var_loc_node here and return it to the
10753 caller, and only if it is actually needed.
10754 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
10755 move it earlier and return immediately if it returns NULL.
10757 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
10759 * config/sparc/gas.h: New file. Restore
10760 TARGET_ASM_NAMED_SECTION to its ELF default.
10761 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
10762 check !HAVE_GNU_AS.
10763 * config/sparc/sparc.c (sparc_elf_asm_named_section):
10764 Likewise. Add ATTRIBUTE_UNUSED to prototype.
10765 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
10766 after sparc/sysv4.h.
10768 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
10770 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
10772 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
10774 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
10775 patterns from predicated pattern.
10777 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
10780 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
10781 for insn mnemonic suffix.
10783 2010-02-17 Richard Guenther <rguenther@suse.de>
10785 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
10788 2010-02-17 Jakub Jelinek <jakub@redhat.com>
10791 * caller-save.c (save_call_clobbered_regs): If BB ends with
10792 a DEBUG_INSN, move any notes in between last real insn and the last
10793 DEBUG_INSN after the last DEBUG_INSN.
10795 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
10797 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
10798 Fix return type. Fix argument type. Explain meaning of return value.
10800 2010-02-16 Richard Guenther <rguenther@suse.de>
10802 PR tree-optimization/41043
10803 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
10804 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
10806 (vrp_visit_phi_node): ... but only for loop PHI nodes.
10808 2010-02-16 Ira Rosen <irar@il.ibm.com>
10810 PR tree-optimization/43074
10811 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
10812 * tree-vect-loop.c (vect_analyze_loop_operations): Add
10813 vectorizable cycles in hybrid SLP check.
10814 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
10816 2010-02-16 Richard Guenther <rguenther@suse.de>
10818 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
10819 (true_dependence): If memrefs_conflict_p computes must-alias
10820 trust it. Move TBAA check after offset-based disambiguation.
10821 (canon_true_dependence): Likewise.
10823 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
10825 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
10826 * doc/invoke.texi: Document it.
10827 * var-tracking.c: Include toplev.h and params.h.
10828 (vt_find_locations): Return bool indicating success. Compute
10829 hash sizes unconditionally. Check new parameter, report.
10830 (variable_tracking_main_1): Check vt_find_locations results and
10831 retry. Renamed from...
10832 (variable_tracking_main): ... this. New wrapper to preserve
10833 flag_var_tracking_assignments.
10834 * Makefile.in (var-tracking.o): Adjust dependencies.
10836 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
10837 Jakub Jelinek <jakub@redhat.com>
10840 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
10841 if weak_import attribute is present.
10842 * config/darwin.c (machopic_select_section): Likewise.
10844 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
10846 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
10847 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
10848 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
10849 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
10851 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
10854 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
10855 Fix argument types.
10857 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
10858 Rewrite text to refer to the names.
10860 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
10862 * config/i386/i386-builtin-types.def
10863 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
10864 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
10865 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
10866 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
10867 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
10868 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
10869 IX86_BUILTIN_VPERMIL2PS256.
10870 (MULTI_ARG_4_DF2_DI_I): Defined.
10871 (MULTI_ARG_4_DF2_DI_I1): Defined.
10872 (MULTI_ARG_4_SF2_SI_I): Defined.
10873 (MULTI_ARG_4_SF2_SI_I1): Defined.
10874 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
10875 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
10876 __builtin_ia32_vpermil2ps256.
10877 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
10878 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
10879 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
10880 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
10881 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
10882 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
10883 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
10884 CODE_FOR_xop_vpermil2v8sf3.
10885 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
10886 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
10887 * config/i386/xopintrin.h (_mm_permute2_pd): New.
10888 (_mm256_permute2_pd): New.
10889 (_mm_permute2_ps): New.
10890 (_mm256_permute2_ps): New.
10892 2010-02-15 Nick Clifton <nickc@redhat.com>
10894 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
10895 boolean parameters. Use emit_jump_insn when emitting a pop
10896 instruction containing a return insn.
10897 (push): Use 'true' rather than '1' as second parameter to F.
10898 (h8300_expand_prologue): Likewise.
10899 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
10900 (h8300_expand_epilogue): Likewise.
10902 2010-02-15 Richard Guenther <rguenther@suse.de>
10904 PR middle-end/43068
10905 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
10908 2010-02-15 Nick Clifton <nickc@redhat.com>
10910 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
10913 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
10915 * intl.c (fake_ngettext): New function.
10916 * intl.h (fake_ngettext): Declare.
10917 (ngettext): Define macro.
10918 * collect2.c (notice_translated): New function.
10919 (main): Use notice_translated and ngettext.
10920 * collect2.h (notice_translated): Declare.
10922 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
10924 * reorg.c (delete_computation): Comment fixes.
10925 * caller-save.c (setup_save_areas): Idem.
10926 * sel-sched-dump.c (dump_lv_set): Idem.
10929 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10931 * config/s390/s390.c (s390_sched_init): New function.
10932 (TARGET_SCHED_INIT): Target hook defined.
10934 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
10935 Jack Howarth <howarth@bromo.med.uc.edu>
10936 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
10939 Partial revert of unintended change in fix for PR41605.
10940 * config/darwin.h: Fix typo.
10941 * config/darwin9.h: Same.
10943 2010-02-11 Jakub Jelinek <jakub@redhat.com>
10945 * c-pch.c (pch_init): Clear v.
10947 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
10949 PR middle-end/42930
10950 * graphite-scop-detection.c (graphite_can_represent_scev): Call
10951 graphite_can_represent_init for MULT_EXPR.
10953 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
10955 PR middle-end/42914
10956 PR middle-end/42530
10957 * graphite-sese-to-poly.c (remove_phi): New.
10958 (translate_scalar_reduction_to_array): Call remove_phi.
10960 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
10962 PR middle-end/42771
10963 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
10964 * graphite-clast-to-gimple.h (gloog): Update declaration.
10965 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
10966 * graphite-poly.h (struct poly_bb): Add missing comments.
10967 (struct scop): Add poly_scop_p field.
10968 (POLY_SCOP_P): New.
10969 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
10970 * graphite.c (graphite_transform_loops): Build the polyhedral
10971 representation for each scop before code generation.
10972 * sese.c (rename_variables_in_operand): Removed.
10973 (rename_variables_in_expr): Return the renamed expression.
10974 (rename_sese_parameters): New.
10975 * sese.h (rename_sese_parameters): Declared.
10977 2010-02-11 Richard Guenther <rguenther@suse.de>
10979 PR tree-optimization/42998
10980 * tree-ssa-pre.c (create_expression_by_pieces): Treat
10981 POINTER_PLUS_EXPR properly.
10983 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
10984 Changpeng Fang <changpeng.fang@amd.com>
10986 PR middle-end/40886
10987 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
10988 the cost of an IV candidate when the IV is used in a test against zero.
10990 * gcc.dg/tree-ssa/ivopts-3.c: New.
10992 2010-02-11 Richard Guenther <rguenther@suse.de>
10995 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
10996 pointer-vs-decl case by swapping refs. Handle some cases
10997 of pointer-vs-decl disambiguations more conservatively.
10998 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
10999 to false after expanding.
11001 2010-02-11 Richard Guenther <rguenther@suse.de>
11004 * gcc.c (process_command): Handle LTO file@offset case more
11007 2010-02-11 Jakub Jelinek <jakub@redhat.com>
11009 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
11010 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
11012 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
11014 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
11015 if MEM's mode size isn't DWARF2_ADDR_SIZE.
11016 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
11017 Optimize eq/ne comparisons when both arguments are known to be
11019 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
11020 Don't mask operands unnecessarily if they are known to be already
11023 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
11025 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
11028 2010-02-10 Richard Guenther <rguenther@suse.de>
11030 PR tree-optimization/43017
11031 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
11032 for wrapping signed arithmetic.
11034 2010-02-10 Jakub Jelinek <jakub@redhat.com>
11037 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
11038 if no debug info should be emitted for it.
11040 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
11042 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
11043 note when flag_exceptions is set.
11045 2010-02-10 Duncan Sands <baldrick@free.fr>
11047 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
11049 2010-02-10 Richard Guenther <rguenther@suse.de>
11052 * tree.c (get_unwidened): Handle constants.
11053 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
11055 2010-02-10 Martin Jambor <mjambor@suse.cz>
11058 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
11059 check for variable argument counts independently.
11061 2010-02-10 Christian Bruel <christian.bruel@st.com>
11064 * config/sh/sh.c (find_barrier): Increase length for non delayed
11065 conditional branches.
11067 2010-02-10 Christian Bruel <christian.bruel@st.com>
11069 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
11071 2010-02-10 Jakub Jelinek <jakub@redhat.com>
11073 * builtins.c (set_builtin_user_assembler_name): Also handle
11074 ffs if int is smaller than word.
11076 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
11078 PR middle-end/42973
11079 * ira-conflicts.c (get_dup): Remove.
11080 (process_reg_shuffles): Add new parameter. Use it as an
11081 additional guard for copy generation.
11082 (add_insn_allocno_copies): Rewrite.
11084 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
11086 * common.opt (fsched2-use-traces): Preserved for backward
11088 * doc/invoke.texi: Remove the documentation about option
11089 -fsched2-use-traces.
11090 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
11091 flag_sched2_use_traces.
11092 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
11093 the backward compatibility flag section.
11095 2010-02-09 Richard Guenther <rguenther@suse.de>
11097 PR tree-optimization/43008
11098 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
11099 make HEAP variables initialized from global memory if they
11100 are not known builtin functions.
11101 (find_func_aliases): Adjust.
11103 2010-02-09 Richard Guenther <rguenther@suse.de>
11105 PR tree-optimization/43000
11106 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
11107 arithmetic manually.
11109 2010-02-08 Jakub Jelinek <jakub@redhat.com>
11111 PR tree-optimization/42931
11112 * tree-loop-linear.c (try_interchange_loops): Don't call
11113 double_int_mul if estimated_loop_iterations failed.
11115 2010-02-08 Martin Jambor <mjambor@suse.cz>
11117 PR middle-end/42898
11118 * tree-sra.c (build_accesses_from_assign): Do not mark in
11119 should_scalarize_away_bitmap if stmt has volatile ops.
11120 (sra_modify_assign): Do not process assigns piecemeal if if stmt
11123 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
11125 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
11127 2010-02-07 Adam Nemet <adambnmet@gmail.com>
11129 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
11130 before the pattern.
11132 2010-02-07 Andrew Pinski <pinskia@gmail.com>
11134 PR middle-end/42946
11135 * df-core.c (df_finish_pass): Change type of saved_flags to int.
11137 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
11139 PR middle-end/42988
11140 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
11141 to unknown_dependence.
11142 (graphite_legal_transform_dr): Handle the unknown_dependence.
11143 (graphite_carried_dependence_level_k): Same.
11145 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
11147 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
11149 2010-02-07 Richard Guenther <rguenther@suse.de>
11151 PR middle-end/42991
11152 * expr.c (get_inner_reference): Always initialize *pbitsize.
11154 2010-02-07 Richard Guenther <rguenther@suse.de>
11156 PR middle-end/42956
11157 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
11158 new ARRAY_REFs on variable size element or minimal index arrays.
11160 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
11161 gimple_fold_indirect_ref.
11163 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
11166 * arm.c (arm_override_options): Just return if the user has specified
11167 an invalid fpu name.
11169 2010-02-03 Jason Merrill <jason@redhat.com>
11172 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
11173 i386_pe_maybe_record_exported_symbol.
11175 2010-02-05 Steve Ellcey <sje@cup.hp.com>
11178 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
11179 (pa_delegitimize_address): New function.
11181 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
11183 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
11184 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
11186 2010-02-05 Richard Guenther <rguenther@suse.de>
11189 * lto-streamer-in.c (get_resolution): Deal with references
11190 to undefined functions.
11192 2010-02-05 Richard Guenther <rguenther@suse.de>
11194 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
11195 (fold_const_aggregate_ref): Likewise.
11196 (ccp_fold_stmt): Substitute loads.
11197 (maybe_fold_reference): Verify types before substituting.
11199 (fold_gimple_assign): Unshare properly.
11200 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
11202 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
11204 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
11205 for rs6000_gen_cell_microcode.
11207 2010-02-04 Richard Guenther <rguenther@suse.de>
11209 PR rtl-optimization/42952
11210 * dse.c (const_or_frame_p): Remove MEM handling.
11212 2010-02-04 Nick Clifton <nickc@redhat.com>
11214 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
11215 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
11216 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
11217 (mn10300_asm_output_mi_thunk): New function.
11218 (mn10300_can_output_mu_thunk): New function.
11219 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
11220 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
11221 (FUNCTION_ARG): Delete incorrect comment.
11223 2010-02-03 Jason Merrill <jason@redhat.com>
11226 * fold-const.c (operand_equal_p): Handle erroneous types.
11228 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
11230 * config/h8300/h8300.md (can_delay): Fix attibute condition.
11232 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
11234 PR rtl-optimization/42941
11235 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
11238 2010-02-03 Jason Merrill <jason@redhat.com>
11241 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
11243 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
11246 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
11247 (cselib_reset_table): Renamed from...
11248 (cselib_reset_table_with_next_value): ... this.
11249 (cselib_get_next_uid): Renamed from...
11250 (cselib_get_next_unknown_value): ... this.
11251 * cselib.c (next_uid): Renamed from...
11252 (next_unknown_value): ... this.
11253 (cselib_clear_table): Adjust.
11254 (cselib_reset_table): Adjust. Renamed from...
11255 (cselib_reset_table_with_next_value): ... this.
11256 (cselib_get_next_uid): Adjust. Renamed from...
11257 (cselib_get_next_unknown_value): ... this.
11258 (get_value_hash): Use hash.
11259 (cselib_hash_rtx): Likewise.
11260 (new_cselib_val): Adjust. Set and dump uid.
11261 (cselib_lookup_mem): Pass next_uid as hash.
11262 (cselib_subst_to_values): Likewise.
11263 (cselib_log_lookup): Dump uid.
11264 (cselib_lookup): Pass next_uid as hash. Adjust.
11265 (cselib_process_insn): Adjust.
11266 (cselib_init): Initialize next_uid.
11267 (cselib_finish): Adjust.
11268 (dump_cselib_table): Likewise.
11269 * dse.c (canon_address): Dump value uid.
11270 * print-rtl.c (print_rtx): Print value uid.
11271 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
11273 (dv_uid): New function, sort of renamed from...
11274 (dv_htab_hash): ... this, reimplemented in terms of it and...
11275 (dv_uid2hash): ... this. New.
11276 (variable_htab_eq): Drop excess assertions.
11277 (tie_break_pointers): Removed.
11278 (canon_value_cmp): Compare uids.
11279 (variable_post_merge_New_vals): Print uids.
11280 (vt_add_function_parameters): Adjust.
11281 (vt_initialize): Reset table. Adjust.
11283 2010-02-03 Richard Guenther <rguenther@suse.de>
11285 PR tree-optimization/42944
11286 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
11287 (call_may_clobber_ref_p_1): Likewise. Properly handle
11288 malloc and calloc clobbering errno.
11290 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
11292 * doc/invoke.texi: Fix name of sched1 dump.
11294 * opts.c (decode_options): Set flag_tree_switch_conversion
11295 only conditionally on optimize >= 2.
11297 * gcse.c: Assorted comment fixes in pass description.
11299 2010-02-03 Anthony Green <green@moxielogic.com>
11301 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
11302 nop padding in order to maintain alignment of storage location of
11303 target function address.
11304 (moxie_trampoline_init): Store target function address at newly
11306 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
11308 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
11310 2010-02-03 Richard Guenther <rguenther@suse.de>
11312 PR middle-end/42927
11313 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
11315 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11317 * config.gcc: Reenable check for obsolete targets.
11318 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
11319 mips-sgi-irix6.[0-4]*.
11321 2010-02-02 Nick Clifton <nickc@redhat.com>
11323 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
11324 constant size of 4 as being the same as 0.
11325 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
11326 can take values in the range 0..4.
11328 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
11331 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
11332 as _darwin10_Unwind_FindEnclosingFunction().
11333 * libgcc-libsystem.ver: New.
11335 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
11338 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
11339 implicitly set registers.
11341 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
11343 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
11344 (arm_override_options): Allow automatic selection of the thread
11345 pointer register if thumb2.
11346 (legitimize_pic_address): Improve code sequences for Thumb2.
11347 (arm_call_tls_get_addr): Likewise.
11348 (legitimize_tls_address): Likewise.
11349 * arm.md (pic_load_addr_arm): Delete. Replace with ...
11350 (pic_load_addr_32bit): ... this. New named pattern.
11351 * thumb2.md (pic_load_addr_thumb2): Delete.
11352 (pic_load_dot_plus_four): Delete.
11353 (tls_load_dot_plus_four): New named pattern.
11355 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11358 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
11359 Document fix for TLS bug.
11361 2010-01-31 Richard Guenther <rguenther@suse.de>
11363 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
11364 conservatively correct.
11366 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11370 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11372 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
11374 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11376 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
11378 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
11380 * config.gcc: Adjust order of makefile fragments for mingw targets.
11382 2010-01-31 Richard Guenther <rguenther@suse.de>
11384 PR middle-end/42898
11385 * gimplify.c (gimplify_init_constructor): For volatile LHS
11386 initialize a temporary.
11388 2010-01-31 Matthias Klose <doko@ubuntu.com>
11390 * configure.ac: Fix __stack_chk_fail check for cross builds configured
11392 * configure: Regenerate.
11394 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
11396 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
11397 the same alias set and their sizes different constantness.
11398 (aliasing_component_refs_p): Revert 2009-10-24 change.
11400 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11402 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
11405 2010-01-29 Richard Guenther <rguenther@suse.de>
11407 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
11408 Assert we successfully updated the call.
11410 2010-01-29 Jakub Jelinek <jakub@redhat.com>
11412 PR rtl-optimization/42889
11413 * df.h (df_set_bb_dirty_nonlr): New prototype.
11414 * df-core.c (df_set_bb_dirty_nonlr): New function.
11415 * df-scan.c (df_insn_rescan): Call it instead of
11416 df_set_bb_dirty for DEBUG_INSNs.
11418 2010-01-29 Richard Guenther <rguenther@suse.de>
11420 PR middle-end/37448
11421 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
11422 quadratic behavior in most cases.
11424 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
11427 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
11428 in the call to gen_x86_movsicc_0_m1.
11430 2010-01-28 Richard Guenther <rguenther@suse.de>
11432 PR tree-optimization/42871
11433 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
11435 2010-01-28 Richard Guenther <rguenther@suse.de>
11437 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
11438 into call arguments.
11440 2010-01-28 Richard Guenther <rguenther@suse.de>
11442 PR middle-end/42883
11443 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
11444 the forwarder if the destination is an EH landing pad.
11446 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
11448 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
11449 block list passed to gimple_duplicate_sese_tail.
11450 (parallelize_loops): Avoid parallelization when the function
11451 has_nonlocal_label.
11452 Avoid parallelization when the preheader is IRREDUCIBLE.
11453 Try to optimize when estimated_loop_iterations_int is unresolved.
11454 Add the loop's location to the dump file.
11455 * tree-cfg.c (add_phi_args_after_redirect): Remove.
11456 (gimple_duplicate_sese_tail): Remove the check for the latch.
11457 Redirect nexits to the exit block.
11458 Remove handling of the incoming edges to the latch.
11459 Redirect the backedge from the copied latch to the exit bb.
11461 2010-01-28 Michael Matz <matz@suse.de>
11464 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
11465 Wrap force_reg into a sequence, emit it before user.
11467 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
11469 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
11471 (arm_legacy_rev): Likewise.
11472 (thumb_legacy_rev): Likewise.
11474 2010-01-27 Jakub Jelinek <jakub@redhat.com>
11476 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
11477 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
11478 on MEM's address failed, try avoid_constant_pool_reference and
11479 recurse if it returned something different.
11480 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
11481 address, try avoid_constant_pool_reference and recurse if it
11482 returned something different.
11483 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
11484 address and avoid_constant_pool_reference returned something
11485 different, don't set have_address.
11487 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
11490 * var-tracking.c (val_store): Add modified argument, obey it.
11492 (count_uses): Move down logging of main.
11493 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
11494 don't need resolution.
11495 (emit_notes_in_bb): Likewise.
11497 2010-01-27 Richard Guenther <rguenther@suse.de>
11499 PR middle-end/42878
11500 * tree-inline.c (remap_decl): Delay remapping of SSA name
11501 default definitions until we need them.
11503 2010-01-27 Jakub Jelinek <jakub@redhat.com>
11505 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
11506 (rs6000_delegitimize_address): New function.
11508 * config/s390/s390.c (s390_delegitimize_address): Call
11509 delegitimize_mem_from_attrs.
11511 PR middle-end/42874
11512 * tree-inline.c (cannot_copy_type_1): Removed.
11513 (copy_forbidden): Don't forbid copying of functions containing
11514 records/unions with variable length fields.
11516 2010-01-27 Christian Bruel <christian.bruel@st.com>
11520 * config/sh/sh.c (find_barrier): Increase length for non delayed
11521 conditional branches.
11523 2010-01-27 Matthias Klose <doko@ubuntu.com>
11525 * configure.ac (gnu-unique-object): Fix ldd version check.
11526 * configure: Regenerate.
11528 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11530 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
11532 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
11533 Test for HAVE_GNU_AS value.
11535 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11537 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
11538 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
11539 INT64_TYPE): Define.
11540 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
11541 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
11542 INT_LEAST64_TYPE): Define.
11543 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
11544 UINT_LEAST64_TYPE): Define.
11545 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
11546 INT_FAST64_TYPE): Define.
11547 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
11548 UINT_FAST64_TYPE): Define.
11549 (INTMAX_TYPE, UINTMAX_TYPE): Define.
11550 (INTPTR_TYPE, UINTPTR_TYPE): Define.
11551 (SIG_ATOMIC_TYPE): Define.
11553 2010-01-26 Richard Guenther <rguenther@suse.de>
11555 * df-scan.c (df_scan_set_bb_info): Remove assert.
11556 (df_insn_rescan_debug_internal): Merge asserts.
11557 (df_install_ref): Likewise.
11558 (df_mark_reg): Use bitmap_set_range.
11559 (df_hard_reg_used_p): Remove assert.
11560 (df_hard_reg_used_count): Likewise.
11562 2010-01-26 Richard Guenther <rguenther@suse.de>
11564 PR rtl-optimization/42685
11565 * web.c (web_main): Ignore DEBUG_INSNs.
11567 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
11569 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
11571 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
11572 Fix types of fndecl and arglist parameters.
11574 2010-01-26 Richard Guenther <rguenther@suse.de>
11576 PR middle-end/42806
11577 * tree-eh.c (unsplit_eh): Skip debug insns.
11579 2010-01-26 Richard Guenther <rguenther@suse.de>
11581 PR tree-optimization/42250
11582 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
11584 2010-01-26 Jakub Jelinek <jakub@redhat.com>
11587 * omp-low.c (expand_omp_sections): Only use single_pred if
11588 l2_bb is single_pred_p.
11590 2010-01-25 Christian Bruel <christian.bruel@st.com>
11593 * config/sh/sh.c (find_barrier): Increase length for non delayed
11594 conditional branches.
11595 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
11597 2010-01-24 David S. Miller <davem@davemloft.net>
11599 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
11600 define if not using GAS.
11601 * config/sparc/sparc.c (sparc_elf_asm_named_section):
11602 Likewise. Delete SECTION_MERGE code, which is only applicable
11605 2010-01-24 Mark Mitchell <mark@codesourcery.com>
11608 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
11609 mangling of va_list in system headers.
11611 2010-01-23 Toon Moene <toon@moene.org>
11613 * tree-predcom.c (combine_chains): Return NULL, not false.
11615 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
11617 * tree-loop-distribution.c (distribute_loop): Fix declaration and
11618 initialization of variable res to agree with return type.
11620 2010-01-22 Steve Ellcey <sje@cup.hp.com>
11622 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
11623 * tree-sra.c: Add include of expr.h.
11625 2010-01-22 Jakub Jelinek <jakub@redhat.com>
11627 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
11628 insert the debug stmt on the single non-EH edge from the stmt.
11630 2010-01-22 Richard Henderson <rth@redhat.com>
11633 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
11634 the RHS until after generate_subtree_copies has insertted its
11635 code before the current statement.
11637 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
11639 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
11641 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
11643 2010-01-21 Martin Jambor <mjambor@suse.cz>
11645 PR tree-optimization/42585
11646 * tree-sra.c (struct access): New field grp_total_scalarization.
11647 (dump_access): Dump the new field.
11648 (should_scalarize_away_bitmap): New variable.
11649 (cannot_scalarize_away_bitmap): Likewise.
11650 (sra_initialize): Allocate new bitmaps.
11651 (sra_deinitialize): Free new bitmaps.
11652 (create_access_1): New function.
11653 (create_access): Parts moved to create_access_1.
11654 (type_consists_of_records_p): New function.
11655 (completely_scalarize_record): Likewise.
11656 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
11657 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
11658 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
11660 (analyze_all_variable_accesses): Completely scalarize small eligible
11663 2010-01-21 Martin Jambor <mjambor@suse.cz>
11665 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
11667 2010-01-21 Andrew Haley <aph@redhat.com>
11669 * gcc.c (process_command): Move lang_specific_driver before
11670 setting cc_libexec_prefix.
11672 2010-01-21 Richard Guenther <rguenther@suse.de>
11674 PR middle-end/19988
11675 * fold-const.c (negate_expr_p): Pretend only negative
11676 real constants are easily negatable.
11678 2010-01-20 Janis Johnson <janis187@us.ibm.com>
11679 Jason Merrill <jason@redhat.com>
11681 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
11682 (TYPE_TRANSPARENT_AGGR): this, for union and record.
11683 * calls.c (initialize argument_information): Handle it.
11684 * c-common.c (handle_transparent_union_attribute): Use new name.
11685 * c-decl.c (finish_struct): Ditto.
11686 * c-typeck.c (type_lists_compatible_p): Ditto.
11687 (convert_for_assignment): Use new name and also handle record.
11688 * function.c (aggregate_value_p): Handle it.
11689 (pass_by_reference): Ditto.
11690 (assign_parm_data_types): Ditto.
11691 * print-tree.c (print_node): Ditto.
11692 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
11693 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
11694 * tree.c (first_field): New fn.
11696 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
11699 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
11700 even when linking statically, for now.
11702 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
11705 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
11706 without a cselib val.
11707 (count_uses): Accept MO_VAL_SET with no val on stores.
11708 (add_stores): Likewise.
11710 2010-01-20 Jakub Jelinek <jakub@redhat.com>
11712 * var-tracking.c (check_value_val): Add a compile time assertion.
11713 (dv_is_decl_p): Simplify.
11714 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
11715 gcc_assert if ENABLE_CHECKING.
11717 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
11720 * var-tracking.c: Include tree-flow.h.
11721 (mem_dies_at_call): New.
11722 (dataflow_set_preserve_mem_locs): Use it.
11723 (dataflow_set_remove_mem_locs): Likewise.
11724 (dump_var): Renamed from dump_variable. Adjust all callers.
11725 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
11726 * Makefile.in (var-tracking.o): Adjust deps.
11728 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
11730 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
11732 2010-01-20 Richard Guenther <rguenther@suse.de>
11734 PR tree-optimization/42717
11735 * tree-ssa-dce.c (get_live_post_dom): Remove.
11736 (forward_edge_to_pdom): Take an arbitrary edge to copy
11737 degenerate PHI args from.
11738 (remove_dead_stmt): Use the first post-dominator even if it
11739 does not contain live statements as redirection destination.
11741 2010-01-20 Richard Guenther <rguenther@suse.de>
11743 * tree-inline.c (estimate_num_insns): Handle EH builtins.
11745 2010-01-20 Jakub Jelinek <jakub@redhat.com>
11747 * sel-sched.c (create_speculation_check): Remove set but not used
11749 (try_transformation_cache): Remove set but not used variable ds.
11750 (calculate_privileged_insns): Remove set but not used variables
11751 cur_insn and min_spec_insn.
11752 (find_best_expr): Remove set but not used variable avail_n.
11753 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
11755 * cgraphunit.c (assemble_thunk): Remove set but not used variable
11757 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
11758 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
11759 new_scop_exit_edge.
11761 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
11764 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
11765 cpu types. Add support for *-sse3 cpu types.
11766 (x86_64-*-*): Ditto.
11768 2010-01-20 Jakub Jelinek <jakub@redhat.com>
11770 PR middle-end/42803
11771 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
11772 argument, call initializer_constant_valid_p_1 instead of
11773 initializer_constant_valid_p, pass CACHE to it, return NULL
11774 immediately if first call returns NULL.
11775 (initializer_constant_valid_p_1): New function.
11776 (initializer_constant_valid_p): Use it.
11778 2010-01-20 Thomas Quinot <quinot@adacore.com>
11780 * tree.def (PLACEHOLDER_EXPR): Fix comment.
11782 2010-01-20 Jakub Jelinek <jakub@redhat.com>
11784 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
11785 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
11786 (loc_list_from_tree): Don't handle unsigned division. Handle
11787 signed modulo using DW_OP_{over,over,div,mul,minus}.
11788 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
11789 modulo instead of signed.
11791 2010-01-20 DJ Delorie <dj@redhat.com>
11793 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
11795 (h8300_emit_stack_adjustment): Propogate it.
11797 (h8300_expand_prologue): Likewise.
11798 (h8300_expand_epilogue): Likewise.
11800 2010-01-19 Michael Matz <matz@suse.de>
11802 PR tree-optimization/41783
11803 * tree-data-ref.c (toplevel): Include flags.h.
11804 (dump_data_dependence_relation): Also dump the inputs if the
11805 result will be unknown.
11806 (split_constant_offset_1): Look through some conversions.
11807 * tree-predcom.c (determine_roots_comp): Restart a new chain if
11808 the offset from last element is too large.
11809 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
11810 (reassociate_to_the_same_stmt): Handle vector registers.
11811 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
11812 (e.g. conversions).
11813 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
11814 wide_prolog_niters argument, emit widening instructions.
11815 (vect_do_peeling_for_alignment): Adjust caller, use widened
11816 variant of the iteration cound.
11817 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
11819 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11822 * config/arm/neon-testgen.m (emit_automatics): New parameter
11823 features. Adjust for Fixed_return_reg feature.
11824 (test_intrinsic): Call emit_automatics with new feature.
11825 * config/arm/neon.ml: Update copyright years.
11826 (features): New Fixed_return_reg feature.
11827 (ops): Update feature for Vget_low.
11829 2010-01-19 Jakub Jelinek <jakub@redhat.com>
11831 PR tree-optimization/42719
11832 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
11836 * fwprop.c (all_uses_available_at): Return false if def_set dest
11837 is a REG that is used in def_insn.
11839 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
11841 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
11843 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
11844 Add argument names.
11846 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
11848 * target.h (struct gcc_target) <secondary_reload>: Change type
11849 of last argument to secondary_reload_info *.
11851 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
11854 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
11855 memory references with unaligned offsets. Remove CQImode handling.
11856 (unaligned_memory_operand): Return 1 for memory references with
11857 unaligned offsets. Remove CQImode handling.
11859 2010-01-18 Richard Guenther <rguenther@suse.de>
11861 PR middle-end/39954
11862 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
11865 2010-01-18 Richard Guenther <rguenther@suse.de>
11867 PR tree-optimization/42781
11868 * tree-ssa-structalias.c (find_what_var_points_to): Skip
11869 restrict processing only if the original variable was artificial.
11871 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
11873 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
11874 find number of popped argument bytes.
11876 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
11877 Fix the text that describes the return value for invalid insns.
11879 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
11881 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
11882 Clarify what 'cost of the -dependence' is. Fix quoting.
11884 * toplev.c (default_get_pch_validity): Rename argument to "sz".
11885 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
11887 2010-01-17 Jakub Jelinek <jakub@redhat.com>
11889 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
11890 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
11892 2010-01-17 Richard Guenther <rguenther@suse.de>
11894 PR middle-end/42248
11895 * function.c (split_complex_args): Take a VEC to modify.
11896 (assign_parms_augmented_arg_list): Build a VEC instead of
11897 a chain of PARM_DECLs.
11898 (assign_parms_unsplit_complex): Take a VEC of arguments.
11899 Do not fixup unmodified parms.
11900 (assign_parms): Deal with the VEC.
11901 (gimplify_parameters): Likewise.
11903 2010-01-17 Richard Guenther <rguenther@suse.de>
11905 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
11906 node existence check.
11907 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
11908 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
11909 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
11910 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
11911 (gimple_execute_on_growing_pred): Likewise.
11913 2010-01-17 Richard Guenther <rguenther@suse.de>
11915 PR tree-optimization/42773
11916 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
11917 (compute_antic_aux): Likewise.
11918 (compute_partial_antic_aux): Likewise.
11920 2010-01-17 Jie Zhang <jie.zhang@analog.com>
11923 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
11926 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
11928 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
11931 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
11932 Fix markup for strict argument.
11934 (TARGET_SCHED_REORDER2): Fix argument types.
11936 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
11937 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
11939 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
11940 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
11942 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
11945 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
11946 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
11947 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
11948 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
11949 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
11951 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
11953 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
11955 (TARGET_ASM_RELOC_RW_MASK): Add return type.
11956 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
11958 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
11960 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
11963 (TARGET_ASM_NAMED_SECTION): Fix argument list.
11965 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
11966 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
11968 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
11970 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
11972 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
11973 referring to it. Fix language.
11975 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
11977 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
11979 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
11981 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
11983 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
11984 '@var{stream}. Remove stray 'and'.
11986 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
11988 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
11990 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
11992 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
11993 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
11995 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
11996 Fix description of return value.
11997 Rename argument "sz" to "len."
11999 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
12000 Clarify meaning of 'true' return value.
12002 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
12004 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
12005 rep_mode versus mode_rep.
12007 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
12009 (TARGET_BUILTIN_DECL): Fix name.
12011 (TARGET_COMMUTATIVE_P): Fix type of first argument.
12013 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
12015 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
12017 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
12019 (TARGET_RELAXED_ORDERING): Use @deftypevr.
12021 (TARGET_GET_DRAP_RTX): Note that this is a hook.
12024 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
12025 Rename argument tm_fn to md_fn.
12027 (TARGET_OPTION_PRINT): Fix argument list.
12029 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
12032 * config/i386/i386.c (ix86_fixup_binary_operands):
12033 Revert FMA4 fixup of operands.
12035 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12038 * Makefile.in (write_entries_to_file, install-plugin):
12039 Use \012 instead of \n with tr.
12041 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
12043 * configure.ac (HAVE_AS_REF): New C macro.
12044 * configure: Regenerate.
12045 * config.in: Likewise.
12046 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
12048 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
12051 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
12053 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
12055 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
12057 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
12059 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
12061 (TARGET_IN_SMALL_DATA_P): Fix argument type.
12063 (TARGET_BINDS_LOCAL_P): Fix argument type.
12065 (TARGET_ASM_FILE_END): Use prototype.
12067 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
12069 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
12071 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
12073 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
12075 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
12076 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
12078 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
12079 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
12081 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
12082 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
12083 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
12084 (TARGET_ADDR_SPACE_CONVERT): Likewise.
12086 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
12088 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
12090 (TARGET_INIT_BUILTINS): Use prototype.
12092 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
12093 Put 'const char *' in braces. Fix parameter types.
12094 (TARGET_INVALID_CONVERSION): Fix parameter types.
12095 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
12096 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
12098 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
12101 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
12103 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
12105 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
12107 * doc/tm.texi (TARGET_HELP): Fix return type.
12109 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
12110 in braces. Fix argument types.
12112 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
12114 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
12116 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
12118 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
12119 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
12121 (TARGET_MANGLE_TYPE): Fix argument types.
12123 (TARGET_IRA_COVER_CLASSES): Use prototype.
12125 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
12127 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
12129 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
12131 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
12133 (TARGET_CALLEE_COPIES): Fix argument types.
12135 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
12137 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
12139 (TARGET_FUNCTION_VALUE): Fix argument types.
12141 (TARGET_RETURN_IN_MSB): Fix argument type.
12143 (TARGET_RETURN_IN_MEMORY): Fix argument types.
12145 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
12147 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
12149 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
12150 agree with return type.
12152 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
12154 2010-01-15 Jing Yu <jingyu@google.com>
12156 PR rtl-optimization/42691
12157 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
12158 a pseudo to a constant and are merged, and adjust comments.
12160 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
12162 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
12164 2010-01-15 Richard Guenther <rguenther@suse.de>
12166 PR middle-end/42739
12167 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
12168 labels of computed or non-local gotos to the destination.
12169 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
12170 landing pad label is the first label.
12172 2010-01-15 Richard Guenther <rguenther@suse.de>
12174 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
12176 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
12179 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
12180 to allow generation of the xssqrtdp instruction on power7.
12181 (sqrtdf2_fpr): Ditto.
12183 2010-01-14 Jakub Jelinek <jakub@redhat.com>
12185 PR middle-end/42674
12186 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
12187 functions with noreturn attribute.
12190 * varasm.c (declare_weak): Add weak attribute to decl if it
12191 doesn't have one already.
12192 (assemble_external): Only add decls to weak_decls if they also
12193 have weak attribute.
12195 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
12197 * var-tracking.c (var_reg_delete): Don't delete the association
12198 between REGs and values or one-part variables if the register
12201 2010-01-14 Jakub Jelinek <jakub@redhat.com>
12204 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
12205 because its first operand is a non-localized variable.
12207 2010-01-14 Martin Jambor <mjambor@suse.cz>
12209 PR tree-optimization/42706
12210 * tree-sra.c (encountered_recursive_call): New variable.
12211 (encountered_unchangable_recursive_call): Likewise.
12212 (sra_initialize): Initialize both new variables.
12213 (callsite_has_enough_arguments_p): New function.
12214 (scan_function): Call decl and flags check only for IPA-SRA, check
12215 whether there is a recursive call and whether it has enough arguments.
12216 (all_callers_have_enough_arguments_p): New function.
12217 (convert_callers): Look for recursive calls only when
12218 encountered_recursive_call is set.
12219 (ipa_early_sra): Bail out either if
12220 !all_callers_have_enough_arguments_p or
12221 encountered_unchangable_recursive_call.
12223 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
12225 * sel-sched.c: Add 2010 to copyright years.
12226 * sel-sched-ir.c: Likewise.
12227 * sel-sched-ir.h: Likewise.
12229 2010-01-14 Martin Jambor <mjambor@suse.cz>
12231 PR tree-optimization/42714
12232 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
12233 constructors specially.
12235 2010-01-14 Andi Kleen <ak@linux.intel.com>
12237 * config/i386/drivers-i386.c (detect_caches_intel):
12238 Add l2sizekb parameter and fill in.
12239 (host_detect_local_cpu): Add l2sizekb, fill in.
12240 Add Atom small cache heuristic.
12242 2010-01-14 Andi Kleen <ak@linux.intel.com>
12244 * config/i386/drivers-i386.c (detect_caches_cpuid4):
12245 Add level3 parameter and fill in.
12246 (detect_caches_intel): Handle level3 cache.
12248 2010-01-14 Andi Kleen <ak@linux.intel.com>
12250 * config/i386/drivers-i386.c (host_detect_local_cpu):
12251 Fix core duo detection.
12253 2010-01-14 Andi Kleen <ak@linux.intel.com>
12255 * config/i386/drivers-i386.c (host_detect_local_cpu):
12256 Fix Atom detection.
12258 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
12260 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
12261 (rs6000_variable_issue_1): this. Use...
12262 (rs6000_variable_issue): here. Reimplement. Print debug info.
12264 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
12266 * sel-sched-ir.c (sel_restore_other_notes): Rename to
12267 sel_restore_notes. Update all callers. Call reemit_notes
12270 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
12272 PR rtl-optimization/42246
12273 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
12276 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
12278 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
12279 all successors is the same as number of successors in current region.
12281 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
12283 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
12284 to rename is not separable. Otherwise check that its LHS is not NULL.
12286 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
12288 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
12290 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
12292 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
12293 available registers when failed to discover LHS register class.
12294 Fix indentation. Update comment.
12296 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
12297 Alexander Monakov <amonakov@ispras.ru>
12299 PR rtl-optimization/42389
12300 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
12302 (advance_state_on_fence): Likewise.
12303 (sel_target_adjust_priority): Print debug output only when
12304 sched_verbose >= 4, not 2.
12305 (get_expr_cost): Do not issue all unique insns on the next cycle.
12306 (fill_insns): Initialize can_issue_more from the value saved
12308 * sel-sched-ir.c (flist_add): New parameter issue_more.
12309 Init FENCE_ISSUE_MORE with it.
12310 (merge_fences): Likewise.
12311 (init_fences): Update call to flist_add.
12312 (add_to_fences, add_clean_fence_to_fences)
12313 (add_dirty_fence_to_fences): Likewise.
12314 (move_fence_to_fences): Update call to merge_fences.
12315 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
12317 * sel-sched-ir.h (struct _fence): New field issue_more.
12318 (FENCE_ISSUE_MORE): New accessor macro.
12320 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
12322 PR rtl-optimization/42388
12323 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
12324 that have no predecessors nor successors. Do not call move_bb_info
12325 for empty blocks outside of current region.
12327 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
12329 PR rtl-optimization/42294
12330 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
12331 * sel-sched.c (move_exprs_to_boundary): Transitively add all
12332 originators' originators.
12334 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
12336 PR rtl-optimization/39453
12337 PR rtl-optimization/42246
12338 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
12340 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
12342 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
12343 Alexander Monakov <amonakov@ispras.ru>
12345 PR middle-end/42245
12346 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
12347 (maybe_tidy_empty_bb): ... here. Make static. Add new
12348 argument. Update all callers.
12349 (tidy_control_flow): ... and here. Recompute topological order
12350 of basic blocks in region if necessary.
12351 (sel_redirect_edge_and_branch): Change return type. Return true
12352 if topological order might have been invalidated.
12353 (purge_empty_blocks): Export and move from...
12354 * sel-sched.c (purge_empty_blocks): ... here.
12355 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
12356 (maybe_tidy_empty_bb): Delete prototype.
12357 (purge_empty_blocks): Declare.
12359 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
12361 PR rtl-optimization/42249
12362 * sel-sched.c (try_replace_dest_reg): When chosen register
12363 and original register is the same, do not bail out early, but
12364 still check all original insns for validity of replacing destination
12365 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
12368 2010-01-14 Jakub Jelinek <jakub@redhat.com>
12371 Port from no-undefined-overflow branch:
12372 2009-03-09 Richard Guenther <rguenther@suse.de>
12374 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
12376 2010-01-14 Richard Guenther <rguenther@suse.de>
12379 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
12381 2010-01-14 Ira Rosen <irar@il.ibm.com>
12383 PR tree-optimization/42709
12384 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
12385 as scalar type in creation of constant vector operand.
12387 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12390 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
12391 (check-parallel-%): Match `testsuite' directory component only
12394 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
12396 PR translation/39521
12397 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
12400 2010-01-13 Richard Guenther <rguenther@suse.de>
12402 PR tree-optimization/42730
12403 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
12406 2010-01-13 Steve Ellcey <sje@cup.hp.com>
12409 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
12410 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
12413 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
12415 * config/bfin/libgcc-bfin.ver: Regenerate based on current
12416 libgcc-std.ver. Add entries for ___smulsi3_highpart and
12417 ___umulsi3_highpart.
12419 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
12420 rather than schedule_insns if the pass is enabled.
12422 2010-01-13 Martin Jambor <mjambor@suse.cz>
12424 PR tree-optimization/42704
12425 * tree-sra.c (sra_modify_assign): Do not delete assignments to
12428 2010-01-13 Martin Jambor <mjambor@suse.cz>
12430 PR tree-optimization/42703
12431 * tree-sra.c (analyze_access_subtree): Check that we can build a
12432 reference to the original data within the aggregate.
12434 2010-01-13 Richard Guenther <rguenther@suse.de>
12436 PR tree-optimization/42705
12437 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
12439 2010-01-13 Richard Guenther <rguenther@suse.de>
12441 PR middle-end/42716
12442 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
12444 2010-01-13 Jakub Jelinek <jakub@redhat.com>
12447 * var-tracking.c (values_to_unmark): New variable.
12448 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
12449 values_to_unmark vector. Moved body to...
12450 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
12451 instead queue it into values_to_unmark vector.
12452 (vt_find_locations): Free values_to_unmark vector.
12454 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
12456 * config/s390/s390.c (override_options): Set
12457 default of max-pending-list-length to 256
12459 2010-01-13 Richard Guenther <rguenther@suse.de>
12462 * tree-pass.h (PROP_gimple_lcx): New.
12463 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
12464 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
12465 before the final cleanup_eh.
12466 (dump_properties): Dump PROP_gimple_lcx.
12467 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
12468 (tree_lower_complex_O0): Remove.
12469 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
12470 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
12471 tree_lower_complex, schedule TODO_update_ssa.
12472 * lto-streamer-out.c (output_function): Stream the functions
12474 * lto-streamer-in.c (input_function): Likewise.
12475 (lto_read_body): Do not override them here.
12477 2010-01-12 Joseph Myers <joseph@codesourcery.com>
12480 * c-typeck.c (build_c_cast): Fold value cast to union type before
12481 wrapping it in a CONSTRUCTOR.
12483 2010-01-12 Jakub Jelinek <jakub@redhat.com>
12485 PR rtl-optimization/42699
12486 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
12489 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12491 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
12492 SUBTARGET_WARN_UNUSED_SPEC): Move ...
12493 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
12494 SUBTARGET_WARN_UNUSED_SPEC): ... here
12495 * config/mips/iris5.h (LIBGCC_SPEC): Define.
12497 2010-01-12 Julian Brown <julian@codesourcery.com>
12499 * config/arm/neon-schedgen.ml (Utils): Don't try to
12500 open missing module.
12501 (find_with_result): New.
12503 2010-01-12 Jakub Jelinek <jakub@redhat.com>
12506 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
12507 sharing when canonicalizing ({lt,ge}u (plus a b) b).
12509 PR tree-optimization/42645
12510 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
12511 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
12512 decl_map, set processing_debug_stmt to -1 and return name without
12515 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
12517 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
12518 binutils version, and reword target configuration description.
12520 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
12522 * config/avr/avr.h (LINKER_NAME): Remove.
12524 2010-01-11 Janis Johnson <janis187@us.ibm.com>
12527 * config/rs6000/rs6000.c (rs6000_override_options): On targets
12528 that support VSX, warn for -mno-altivec if vsx is not disabled,
12531 2010-01-11 Joseph Myers <joseph@codesourcery.com>
12532 Shujing Zhao <pearly.zhao@oracle.com>
12534 PR translation/42469
12535 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
12536 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
12537 character between option name and help text.
12538 * c.opt (imultilib): Likewise.
12540 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
12542 * lto-streamer-out.c (output_unreferenced_globals): Output static
12545 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
12547 PR rtl-optimization/42621
12548 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
12549 optimizing for size.
12550 (duplicate_computed_gotos): Remove now-redundant check.
12552 2010-01-10 Steve Ellcey <sje@cup.hp.com>
12555 * configure.ac: Save and restore LDFLAGS and LIBS
12556 * configure: Regenerate.
12558 2010-01-10 Richard Guenther <rguenther@suse.de>
12560 PR middle-end/42667
12561 * builtins.c (fold_builtin_strlen): Add type argument and
12562 convert the resulting length to it.
12563 (fold_builtin_1): Adjust.
12565 2010-01-09 Jakub Jelinek <jakub@redhat.com>
12567 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
12568 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
12570 (num_insns_constant_wide): Adjust for that change.
12572 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
12575 * web.c (union_defs): Add used argument, to combine uses of
12576 uninitialized regs.
12577 (entry_register): Adjust type and tests of used argument.
12578 (web_main): Widen used for new use. Pass it to union_defs.
12579 * df.h (union_defs): Adjust prototype.
12581 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
12584 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
12585 uses in new incoming argument. Free body.
12586 (reset_debug_uses_in_loop): New.
12587 (analyze_insn_to_expand_var): Call the latter if the former found
12588 anything. Fix whitespace. Reject invalid dest overlaps before
12589 going through all insns in the loop.
12591 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
12594 * haifa-sched.c (dying_use_p): Debug insns don't count.
12596 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
12598 PR middle-end/42363
12599 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
12600 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
12601 (verify_gimple_call): Reject LHS in noreturn calls.
12603 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
12607 * tree-vect-loop-manip.c (adjust_info): New type.
12608 (adjust_vec): New pointer to vector.
12609 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
12610 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
12611 (slpeel_update_phis_for_duplicate_loop): Use them.
12612 (slpeel_update_phi_nodes_for_guard1): Likewise.
12613 (slpeel_update_phi_nodes_for_guard2): Likewise.
12614 (slpeel_tree_peel_loop_to_edge): Likewise.
12615 (vect_update_ivs_after_vectorizer): Likewise.
12617 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
12619 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
12620 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
12622 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
12624 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
12625 bogus uninitialized warning.
12627 2010-01-09 Richard Guenther <rguenther@suse.de>
12629 PR middle-end/42512
12630 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
12631 the evolution is compatible with the initial condition.
12633 2010-01-09 Jakub Jelinek <jakub@redhat.com>
12635 * gcc.c (process_command): Update copyright notice dates.
12636 * gcov.c (print_version): Likewise.
12637 * gcov-dump.c (print_version): Likewise.
12638 * mips-tfile.c (main): Likewise.
12639 * mips-tdump.c (main): Likewise.
12641 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
12644 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
12646 (rotlhi3_8): Delete.
12648 (rotlsi3_8): Delete.
12649 (rotlsi3_16): Delete.
12650 (rotlsi3_24): Delete.
12651 (rotl<mode>3): New.
12652 (*rotw<mode>3): New.
12653 (*rotb<mode>3): New.
12654 * config/avr/avr.c (avr_rotate_bytes): New function.
12655 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
12657 2010-01-08 Steve Ellcey <sje@cup.hp.com>
12660 * configure.ac: Modify -rdynamic check.
12661 * configure: Regenerate.
12663 2010-01-08 DJ Delorie <dj@redhat.com>
12665 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
12666 register popping order.
12668 2010-01-08 Richard Guenther <rguenther@suse.de>
12671 * c.opt (fsigned-char): Also let LTO handle this option.
12672 (funsigned-char): Likewise.
12674 2010-01-07 Richard Guenther <rguenther@suse.de>
12676 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
12677 (gimple_op): Likewise.
12678 (gimple_op_ptr): Likewise.
12679 (gimple_assign_set_lhs): Remove gcc_assert.
12680 (gimple_assign_set_rhs1): Likewise.
12681 (gimple_assign_set_rhs2): Likewise.
12682 (gimple_call_set_lhs): Likewise.
12683 (gimple_call_set_fn): Likewise.
12684 (gimple_call_set_fndecl): Likewise.
12685 (gimple_call_fndecl): Likewise.
12686 (gimple_call_return_type): Likewise.
12687 (gimple_call_set_chain): Likewise.
12688 (gimple_call_num_args): Likewise.
12689 (gimple_call_set_arg): Likewise.
12690 (gimple_cond_set_code): Likewise.
12691 (gimple_cond_set_lhs): Likewise.
12692 (gimple_cond_set_rhs): Likewise.
12693 (gimple_cond_set_true_label): Likewise.
12694 (gimple_cond_set_false_label): Likewise.
12695 (gimple_label_set_label): Likewise.
12696 (gimple_goto_set_dest): Likewise.
12697 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
12698 (gimple_debug_bind_get_value): Likewise.
12699 (gimple_debug_bind_get_value_ptr): Likewise.
12700 (gimple_debug_bind_set_var): Likewise.
12701 (gimple_debug_bind_set_value): Likewise.
12702 (gimple_debug_bind_reset_value): Likewise.
12703 (gimple_debug_bind_has_value_p): Likewise.
12704 (gimple_return_retval_ptr): Remove gcc_assert.
12705 (gimple_return_retval): Likewise.
12706 (gimple_return_set_retval): Likewise.
12707 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
12708 (safe_referenced_var_iterator): Remove.
12709 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
12710 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
12711 (fill_referenced_var_vec): Remove.
12712 (first_readonly_imm_use): Remove redundant gcc_assert.
12713 (phi_arg_index_from_use): Combine gcc_asserts.
12714 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
12715 (first_imm_use_stmt): Remove redundant gcc_assert.
12716 * tree-cfg.c (verify_gimple_call): Verify function and chain
12717 operands. Verify arguments.
12718 (verify_types_in_gimple_stmt): Verify condition code and labels.
12720 2010-01-07 Richard Guenther <rguenther@suse.de>
12722 PR tree-optimization/42641
12723 * sese.c (rename_map_elt_info): Use the SSA name version, do
12726 2010-01-07 Jakub Jelinek <jakub@redhat.com>
12728 PR tree-optimization/42625
12729 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
12730 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
12732 2010-01-07 Duncan Sands <baldrick@free.fr>
12734 * Makefile.in (PLUGIN_HEADERS): Add version.h.
12736 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
12739 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
12740 note itself is not function_invariant_p.
12742 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
12744 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
12745 Do not add the DF_NOTE problem.
12746 * store-motion.c (execute_rtl_store_motion): Likewise.
12748 2010-01-07 Martin Jambor <mjambor@suse.cz>
12750 PR tree-optimization/42157
12751 * tree-sra.c (compare_access_positions): Stabilize sort if both
12752 accesses have integer types, return zero immediately if they are the
12755 2010-01-06 Richard Henderson <rth@redhat.com>
12757 PR middle-end/41883
12758 * haifa-sched.c (add_to_note_list): Merge into ...
12759 (concat_note_lists): ... here, and ...
12760 (unlink_other_notes, rm_other_notes): Merge into...
12761 (remove_notes): ... here. Create REG_SAVE_NOTEs for
12762 NOTE_INSN_EPILOGUE_BEG.
12764 2010-01-06 Richard Guenther <rguenther@suse.de>
12766 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
12767 not inline regular functions into always-inline functions.
12769 2010-01-06 Nick Clifton <nickc@redhat.com>
12771 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
12772 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
12774 (OVERRIDE_OPTIONS): Delete.
12775 (OPTIMIZATION_OPTIONS): Define.
12776 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
12777 * config/rx/rx.c (rx_handle_option): Issue an error message if
12778 -mcpu=rx200 and -fpu are used together.
12779 (rx_set_optimization_options): New function. Issue an error
12780 message if an optimization attribute attempts to reset the FPU/
12781 math optimization pairing.
12782 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
12783 * config/rx/rx.opt: Set the default to 32-bit doubles.
12784 * config/rx/t-rx: Add multilibs for -nofpu option.
12785 * doc/invoke.texi: Update documentation of RX options.
12787 2010-01-06 Richard Guenther <rguenther@suse.de>
12789 * tree-ssa-pre.c (name_to_id): New global.
12790 (alloc_expression_id): Simplify SSA name handling.
12791 (lookup_expression_id): Likewise.
12792 (init_pre): Zero name_to_id.
12793 (fini_pre): Free it.
12795 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
12797 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
12799 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
12802 * config/i386/sse.md (smaxv2di3): New.
12803 (umaxv2di3): Likewise.
12804 (sminv2di3): Likewise.
12805 (uminv2di3): Likewise.
12807 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
12810 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
12811 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
12812 (legitimize_tls_address): Likewise.
12813 (sparc_tls_referenced_p): Likewise.
12814 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
12815 and adjust calls to legitimize_pic_address.
12816 (legitimate_constant_p) Use sparc_tls_referenced_p.
12817 (legitimate_pic_operand_p): Likewise.
12818 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
12819 (sparc_tls_symbol_ref_1): Delete.
12820 (sparc_tls_referenced_p): Make static, recognize specific patterns.
12821 (legitimize_tls_address): Make static, handle CONST patterns.
12822 (legitimize_pic_address): Make static, remove unused parameter and
12823 adjust recursive calls.
12824 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
12825 and adjust call to legitimize_pic_address.
12826 (sparc_output_mi_thunk): Likewise.
12828 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
12829 H.J. Lu <hongjiu.lu@intel.com>
12832 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
12833 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
12834 operands to make them signed.
12837 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
12840 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
12841 GTU to GT for V4SI and V2DI.
12843 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
12844 (umin<mode>3): Removed.
12846 (uminv4si3): Likewise.
12848 2010-01-05 Martin Jambor <mjambor@suse.cz>
12850 PR tree-optimization/42462
12851 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
12852 current_function_decl to helper functions and macros.
12854 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12857 * flags.h: Don't include real.h.
12858 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
12859 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
12860 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
12861 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
12862 * dominance.c: Update copyright.
12863 * gimple.c (walk_gimple_op): Remove inline.
12864 * tree-ssa-reassoc.c: Include real.h.
12865 * Makefile.in (FLAGS_H): Remove $(REAL_H).
12866 (tree-ssa-reassoc.o): Depend on $(REAL_H).
12868 2010-01-05 Nick Clifton <nickc@redhat.com>
12870 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
12871 register to push into the stack frame when the accumulator has to
12872 be saved during interrupts.
12874 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
12876 * doc/invoke.texi: Remove the documentation about option
12877 -Wunreachable-code.
12878 * common.opt (Wunreachable-code): Preserved for backward
12880 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
12881 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
12882 the backward compatibility flag section.
12884 2010-01-05 Richard Guenther <rguenther@suse.de>
12886 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
12888 2010-01-05 Jakub Jelinek <jakub@redhat.com>
12891 * cfgexpand.c (expand_one_var): Diagnose too large variables.
12893 PR tree-optimization/42508
12894 * tree-sra.c (convert_callers): Check for recursive call
12895 by comparing cgraph nodes instead of decls.
12896 (modify_function): Call ipa_modify_formal_parameters also
12897 on all same_body aliases.
12899 * cgraphunit.c (cgraph_materialize_all_clones): Compare
12900 cgraph nodes when checking for same_body aliases.
12902 2010-01-05 Richard Guenther <rguenther@suse.de>
12904 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
12905 allocation and lookup.
12906 (get_or_alloc_expr_for_constant): Likewise.
12907 (phi_translate): Sink allocation.
12909 2010-01-04 Richard Guenther <rguenther@suse.de>
12911 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
12912 a new entry only if needed.
12913 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
12914 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
12916 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
12918 (phi_translate): Handle CONSTANTs early.
12920 2010-01-04 Martin Jambor <mjambor@suse.cz>
12922 PR tree-optimization/42398
12923 * tree-sra.c (struct access): Removed flag grp_different_types.
12924 (dump_access): Do not dump the removed flag.
12925 (sort_and_splice_var_accesses): Do not set the removed flag.
12926 (sra_modify_expr): Check for type compatibility directly.
12928 2010-01-04 Martin Jambor <mjambor@suse.cz>
12930 PR tree-optimization/42366
12931 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
12932 edges with variable number of parameters.
12933 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
12934 flag instead of asserting it.
12935 (ipa_read_node_info): Read uses_analysis_done flag.
12937 2010-01-04 Richard Guenther <rguenther@suse.de>
12939 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
12940 iterative_hash_* as intended.
12941 (vn_reference_compute_hash): Likewise. Simplify hashing
12943 (vn_reference_lookup_2): Likewise.
12944 (vn_nary_op_compute_hash): Likewise.
12945 (vn_phi_compute_hash): Likewise.
12946 (expressions_equal_p): Remove strange code.
12947 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
12948 (pre_expr_hash): Likewise. Simplify hashing SSA names.
12949 (bitmap_insert_into_set_1): Take value-id as parameter.
12950 (add_to_value): Pass it.
12951 (bitmap_insert_into_set): Likewise.
12952 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
12954 2010-01-04 Jakub Jelinek <jakub@redhat.com>
12957 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
12958 (do_self_spec): For switches with SWITCH_IGNORE set set also
12959 SWITCH_IGNORE_PERMANENTLY.
12960 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
12963 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
12965 * lto-streamer-out.c (output_unreferenced_globals): Output the full
12966 tree of an unreferenced global var.
12968 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
12971 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
12972 GTU to GT for V4SI and V2DI.
12974 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
12975 (umin<mode>3): Removed.
12977 (uminv4si3): Likewise.
12979 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
12982 * collect2.c (main): Turn on trace in collect2 if -v is passed
12985 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
12987 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
12988 description of expression operand.
12990 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
12992 * configure.ac: Add install-html to target_list for Make-hooks.
12993 * configure: Regenerate.
12994 * fortran/Make-lang.in (F95_HTMLFILES): New.
12995 (fortran.html): Use it.
12996 (fortran.install-html): New.
12997 * Makefile.in (install-html): Add lang.install-html.
12998 * java/Make-lang.in (JAVA_HTMLFILES): New.
12999 (java.html): Use it.
13000 (java.install-html): New.
13001 * objc/Make-lang.in (objc.install-html): New.
13002 * objcp/Make-lang.in (obj-c++.install-html): New.
13003 * cp/Make-lang.in (c++.install-html): New.
13004 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
13005 * lto/Make-lang.in (lto.install-html): New.
13007 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
13010 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
13012 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
13014 PR rtl-optimization/41862
13015 * store-motion.c (store_killed_in_insn, compute_store_table,
13016 remove_reachable_equiv_notes, replace_store_insn,
13017 build_store_vectors): Ignore all DEBUG_INSNs.
13019 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
13022 * common.opt: Add dumpdir.
13024 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
13026 (option_map): Add --dumpdir.
13028 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
13030 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
13032 * opts.c (decode_options): Try dump_dir_name first if
13033 dump_base_name isn't an absolute path.
13034 (common_handle_option): Handle OPT_dumpdir.
13036 * toplev.c (dump_dir_name): New.
13037 (print_switch_values): Also ignore -dumpdir.
13039 * toplev.h (dump_dir_name): New.
13041 2010-01-03 Richard Guenther <rguenther@suse.de>
13043 PR tree-optimization/42589
13044 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
13045 double-word expansion of bswap32.
13047 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
13049 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
13050 with BLOCK_FOR_INSN.
13051 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
13052 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
13053 noce_process_if_block): Likewise.
13054 * gcse.c (compute_local_properties, insert_expr_in_table,
13055 insert_set_in_table, canon_list_insert, find_avail_set,
13056 pre_insert_copy_insn): Likewise.
13058 * basic-block.h (BLOCK_NUM): Move from here...
13059 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
13061 2010-01-03 Richard Guenther <rguenther@suse.de>
13063 PR tree-optimization/42438
13064 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
13065 contains_may_not_return_call flag.
13066 (BB_MAY_NOTRETURN): New.
13067 (valid_in_sets): Trapping nary operations are not valid
13068 in blocks that may not return.
13069 (insert_into_preds_of_block): Remove check for trapping expressions.
13070 (compute_avail): Compute also BB_MAY_NOTRETURN.
13072 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
13074 * doc/invoke.texi: Add 2010 to copyright years.
13076 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
13078 * config/sparc/sparc.c: Fix formatting nits.
13080 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
13081 Alexander Monakov <amonakov@ispras.ru>
13083 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
13085 2010-01-02 Richard Guenther <rguenther@suse.de>
13087 PR middle-end/42577
13088 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
13089 (simplify_switch_using_ranges): Mark to be removed edges
13092 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13094 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
13096 * collect2.c (scan_libraries): Add missing argument in call to
13099 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
13102 * config/alpha/predicates.md (aligned_memory_operand): Return false
13104 (unaligned_memory_operand): Return true for CQImode.
13105 * config/alpha/alpha.c (get_aligned_mem): Assert that location
13106 doesn not cross aligned SImode word boundary.
13108 2010-01-02 Anatoly Sokolov <aesok@post.ru>
13110 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
13112 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
13113 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
13115 2010-01-02 Richard Guenther <rguenther@suse.de>
13118 * toplev.c (compile_file): Emit LTO marker properly. Change
13119 it to __gnu_lto_v1.
13120 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
13122 2010-01-01 Richard Guenther <rguenther@suse.de>
13125 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
13127 2010-01-01 Richard Guenther <rguenther@suse.de>
13130 * c-decl.c (grokdeclarator): For zero-size arrays force
13131 structural equality checks as layout_type does.
13133 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
13135 * builtins.c: Update copyright to 2010.
13137 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
13140 * lto-streamer-out.c (produce_asm): Revert the last change.
13141 (copy_function): Likewise.
13143 * lto-streamer.c (lto_get_section_name): Skip any leading
13146 2010-01-01 Richard Guenther <rguenther@suse.de>
13148 PR middle-end/42559
13149 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
13153 Copyright (C) 2010 Free Software Foundation, Inc.
13155 Copying and distribution of this file, with or without modification,
13156 are permitted in any medium without royalty provided the copyright
13157 notice and this notice are preserved.