1 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
4 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
5 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
6 (gloog): Do not call cleanup_tree_cfg.
7 (graphite_transform_loops): Call cleanup_tree_cfg after all
8 scops have been code generated.
10 2009-01-14 Vladimir Makarov <vmakarov@redhat.com>
12 * testsuite/g++.dg/torture/pr38811.C: New file.
14 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
15 * doc/gty.texi (Invoking the garbage collector): Added new node
16 and section documenting ggc_collect.
18 2009-01-14 Richard Guenther <rguenther@suse.de>
20 PR tree-optimization/38826
22 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
23 initialization notes only if we actually emitted a warning.
24 (intra_create_variable_infos): Add constraints for a result decl
25 that is passed by hidden reference.
26 (build_pred_graph): Mark all related variables non-direct on
29 2009-01-14 Nick Clifton <nickc@redhat.com>
31 * ira-conflicts.c: Include addresses.h for the definition of
33 (ira_build_conflicts): Use base_reg_class instead of
35 * Makefile.in: Add a dependency of ira-conflicts.o on
38 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
41 * Makefile.in (ira-lives.o): Add except.h.
43 * ira-lives.c: Include except.h.
44 (process_bb_node_lives): Process can_throw_internal.
46 2009-01-13 Jakub Jelinek <jakub@redhat.com>
48 PR rtl-optimization/38774
49 * combine.c (simplify_set): When undoing cc_use change, don't do
50 PUT_CODE on the newly created comparison, but instead put back the
53 2009-01-13 Joseph Myers <joseph@codesourcery.com>
55 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
56 values. Remove duplicate arm8 entry.
58 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
60 PR tree-optimization/38786
61 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
62 the SSA_NAME case of expand_scalar_variables_expr.
63 Set the type of an expression to the type of its assign statement.
64 (expand_scalar_variables_expr): Also gather the scalar computation
65 used to index the memory access. Do not pass loop_p.
66 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
67 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
68 the gimple_stmt_iterator where it inserts new code. Do not pass loop_p.
69 (copy_bb_and_scalar_dependences): Do not pass loop_p.
70 (translate_clast): Update call to copy_bb_and_scalar_dependences.
72 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
74 * graphite.h (debug_value): Removed.
75 * graphite.c (debug_value): Removed.
77 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
79 * arm.c (output_move_double): Don't synthesize thumb-2 ldrd/strd with
80 two 32-bit instructions.
82 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
84 * arm.c (struct processors): Pass for speed down into cost helper
86 (const_ok_for_op): Handle COMPARE and inequality nodes.
87 (arm_rtx_costs_1): Rewrite.
88 (arm_size_rtx_costs): Update prototype.
89 (arm_rtx_costs): Pass speed down to helper functions.
90 (arm_slowmul_rtx_costs): Rework cost calculations.
91 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
92 (arm_9e_rtx_costs): Likewise.
94 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
96 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
97 relocations of local symbols wider than UNITS_PER_WORD are not valid.
98 (alpha_legitimize_address): Do not split local symbols wider than
99 UNITS_PER_WORD into HIGH/LO_SUM parts.
101 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
104 * gcc.c (process_command): Replace call to execvp with calls
107 2009-01-03 Anatoly Sokolov <aesok@post.ru>
110 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
111 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
112 variant for devices with 3-byte PC.
113 (__tablejump_elpm__) : New.
115 2009-01-12 Jakub Jelinek <jakub@redhat.com>
118 * c-parser.c (c_parser_postfix_expression): Allow `->' in
119 offsetof member-designator, handle it as `[0].'.
121 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
123 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
124 function when not using named sections on targets with named sections
125 if branch distance is less than 262132.
127 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
129 * combine.c (combine_instructions): Recompute
130 optimize_this_for_speed_p for each BB in the main combine loop.
132 2009-01-12 Tomas Bily <tbily@suse.cz>
135 * tree-loop-distribution.c (prop_phis): New function.
136 (generate_builtin): Call prop_phis.
137 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
139 2009-01-12 Jakub Jelinek <jakub@redhat.com>
141 PR tree-optimization/38807
142 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
143 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
145 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
147 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
148 subreg of op0 to the original op0.
150 2009-01-11 Laurent GUERBY <laurent@guerby.net>
152 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
154 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
157 * gcc/mips-tfile.c (parse_def): Fix parsing of def strings
158 starting with digits.
160 2009-01-10 Jakub Jelinek <jakub@redhat.com>
163 * config/arm/arm.c (arm_is_long_call_p): Don't call
164 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
166 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
168 * regrename.c (regrename_optimize): Fix dumping.
169 (find_oldest_value_reg): Preserve REG_POINTER.
170 (copy_hardreg_forward_1): Likewise.
172 2009-01-09 Diego Novillo <dnovillo@google.com>
174 * gimple.h (struct gimple_statement_base)<uid>: Document
175 the restrictions on its use.
177 (gimple_set_uid): Tidy.
179 2009-01-09 Jakub Jelinek <jakub@redhat.com>
181 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
182 zero guard even if align_bytes != 0 and count is smaller than
185 2008-01-09 Vladimir Makarov <vmakarov@redhat.com>
187 PR rtl-optimization/38495
188 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
189 (add_range_and_copies_from_move_list): Print all added ranges.
190 Add ranges to memory optimized destination.
192 2009-01-09 Jakub Jelinek <jakub@redhat.com>
196 * config/i386/i386.c (override_options): Reject
197 -mstringop-strategy=rep_8byte with -m32.
198 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
199 to 1. Do count comparison against epilogue_size_needed at compile
200 time even when count_exp was constant forced into register. For
201 size_needed don't jump to epilogue, instead just avoid aligning
202 and invoke the body algorithm. If need_zero_guard, add zero guard
203 even if count is non-zero, but smaller than size_needed + number of
204 bytes that could be stored for alignment.
205 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
206 to 1. If need_zero_guard, add zero guard even if count is non-zero,
207 but smaller than size_needed + number of bytes that could be stored
208 for alignment. Compare size_needed with epilogue_size_needed instead
209 of desired_align - align, don't adjust size_needed, pass
210 epilogue_size_needed to the epilogue expanders.
213 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
215 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
217 * pa.c (last_address): Change to unsigned.
218 (update_total_code_bytes): Change argument to unsigned. Don't
219 check if insn addresses are set.
220 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
221 addresses are not set.
222 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
224 2009-01-09 Nick Clifton <nickc@redhat.com>
226 * config/sh/symbian.c: Replace uses of DECL_INLINE with
227 DECL_DECLARED_INLINE_P.
229 2009-01-09 Jakub Jelinek <jakub@redhat.com>
232 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
233 GET_MODE (op0) in operand_subword_force calls.
236 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
237 fold_convert arg0 operands to TREE_TYPE (op0) first.
239 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
241 * params.def (ira-max-conflict-table-size): Decrease default value
244 2009-01-08 Jakub Jelinek <jakub@redhat.com>
246 PR tree-optimization/37031
247 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
249 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
250 allocate it using gc instead of heap, use VEC_quick_push instead of
252 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
253 instead of heap, use VEC_quick_push instead of VEC_safe_push.
254 * tree-data-ref.h (struct access_matrix): Change matrix to gc
255 allocated vector from heap allocated.
256 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
257 * tree-loop-linear.c (linear_transform_loops): Allocate nest
258 vector only after perfect_loop_nest_depth call.
260 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
261 Jan Sjodin <jan.sjodin@amd.com>
263 PR tree-optimization/38559
264 * graphite.c (debug_value, copy_constraint,
265 swap_constraint_variables, scale_constraint_variable, ): New.
266 (get_lower_bound, get_upper_bound): Removed.
267 (graphite_trans_bb_strip_mine): Clean up this code that works
268 only for constant number of iterations. Fully copy upper and
269 lower bound constraints, not only the constant part of them.
270 * graphite.h (debug_value): Declared.
272 2009-01-08 Ira Rosen <irar@il.ibm.com>
274 PR tree-optimization/37194
275 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
276 Don't add the cost of cost model guard in prologue to scalar
277 outside cost in case of known number of iterations.
279 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
280 Alan Modra <amodra@bigpond.net.au>
282 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
283 non-word-aligned REG+CONST addressing.
285 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
288 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
289 free_after_compilation when outputting a thunk.
290 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
291 Do not call free_after_compilation here.
293 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
295 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
296 (ix86_valid_target_attribute_inner_p): Ditto.
298 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
300 PR tree-optimization/38492
301 PR tree-optimization/38498
302 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
303 * tree-chrec.h (scev_is_linear_expression): Declared.
304 * graphite.c (graphite_cannot_represent_loop_niter): New.
305 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
306 (graphite_loop_normal_form): Use gcc_assert.
307 (scan_tree_for_params): Use CASE_CONVERT.
308 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
309 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
310 Use gcc_assert. Discard scops that contain unhandled cases.
311 (build_scop_conditions): Return a boolean status for unhandled cases.
312 (strip_mine_profitable_p): Print the loop number, not its depth.
313 (is_interchange_valid): Pass the depth of the loop nest, don't
314 recompute it wrongly.
315 (graphite_trans_bb_block): Same.
316 (graphite_trans_bb_block): Print tentative of loop blocking.
317 (graphite_trans_scop_block): Do not print that the loop has been
319 (graphite_transform_loops): Do not handle scops that contain condition
322 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
324 AVX Programming Reference (December, 2008)
325 * config/i386/avxintrin.h (_mm256_stream_si256): New.
326 (_mm256_stream_pd): Likewise.
327 (_mm256_stream_ps): Likewise.
329 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
330 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
331 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
332 (bdesc_special_args): Add __builtin_ia32_movntdq256,
333 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
334 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
335 (ix86_expand_special_args_builtin): Likewise.
337 * config/i386/sse.md (AVXMODEDI): New.
338 (avx_movnt<mode>): Likewise.
339 (avx_movnt<mode>): Likewise.
340 (<sse>_movnt<mode>): Remove AVX support.
341 (sse2_movntv2di): Likewise.
343 2009-01-07 Richard Guenther <rguenther@suse.de>
346 * fold-const.c (extract_muldiv): Remove obsolete comment.
347 (fold_plusminus_mult_expr): Undo MINUS_EXPR
348 to PLUS_EXPR canonicalization for the canonicalization.
350 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
352 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
353 hosted cross-compilers generating less efficient code.
355 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
357 * function.h (rtl_data): Add a dbr_scheduled_p field.
358 * reorg.c (dbr_schedule): Set it.
359 (gate_handle_delay_slots): Check it.
360 * config/mips/mips.c (mips_base_delayed_branch): Delete.
361 (mips_reorg): Check flag_delayed_branch instead of
362 mips_base_delayed_branch.
363 (mips_override_options): Don't set mips_base_delayed_branch
364 or flag_delayed_branch.
366 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
368 PR rtl-optimization/38426.
369 * ira.c (ira): Set current_function_is_leaf earlier.
371 2009-01-06 Jakub Jelinek <jakub@redhat.com>
373 PR rtl-optimization/38722
374 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
375 too early, only set a flag and modify after last possible
378 2009-01-06 Janis Johnson <janis187@us.ibm.com>
381 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
382 * real.c (decimal_single_format): Correct values of emin and emax.
383 (decimal_double_format): Ditto.
384 (decimal_quad_format): Ditto.
385 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
386 computation of DECnn_MIN and DECnn_MAX for corrected values of
387 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
388 __DECnn_MIN__, and adjust its computation for the corrected value
391 2009-01-06 Jan Hubicka <jh@suse.cz>
394 * i386.c (ix86_expand_call): Use ARRAY_SIZE.
396 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
398 * doc/contrib.texi (Contributors): Slightly adjust the end note.
399 Add Robert Clark to the list of testers.
401 2009-01-06 Jan Hubicka <jh@suse.cz>
402 Kai Tietz <kai.tietz@onevision.com>
404 * i386.md (*msabi_syvabi): Add SSE regs clobbers.
405 * i386.c (ix86_expand_call): Add clobbers.
407 2009-01-06 Jan Hubicka <jh@suse.cz>
408 Kai Tietz <kai.tietz@onevision.com>
410 * i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used for w64 ABI.
411 * i386.c (struct ix86_frame): Add padding0 and nsseregs.
412 (ix86_nsaved_regs): Count only general purpose regs.
413 (ix86_nsaved_sseregs): New.
414 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
415 to 16 for w64; compute padding and size of sse reg save area.
416 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
417 general purpose regs.
418 (ix86_emit_save_sse_regs_using_mov): New.
419 (ix86_expand_prologue): Save SSE regs if needed.
420 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
421 (ix86_emit_restore_sse_regs_using_mov): New.
422 (ix86_expand_epilogue): Save SSE regs if needed.
424 2009-01-06 Jan Hubicka <jh@suse.cz>
425 Kai Tietz <kai.tietz@onevision.com>
427 * i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
428 * i386.c (init_cumulative_args): Disallow calls of MSABI functions
429 when accumulate outgoing args is off.
431 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
434 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
435 before using pseudos_have_intersected_live_ranges_p.
437 * ira-int.h (ira_assert): Always define.
439 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
441 AVX Programming Reference (December, 2008)
442 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
443 (_mm256_permute2_pd): Likewise.
444 (_mm_permute2_ps): Likewise.
445 (_mm256_permute2_ps): Likewise.
446 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
447 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
449 * config/i386/i386.c (ix86_builtins): Remove
450 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
451 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
452 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
453 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
454 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
455 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
456 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
457 __builtin_ia32_vpermil2ps256.
458 (ix86_init_mmx_sse_builtins): Updated.
459 (ix86_expand_args_builtin): Likewise.
461 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
463 * pa.c (output_call): Relocate non-jump insns in the delay slot of
464 long absolute calls when generating PA 2.0 code.
466 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
468 PR rtl-optimization/38583
469 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
471 * params.def (ira-max-conflict-table-size): New.
473 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
475 * ira.h (ira_conflicts_p): New external definition.
477 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
478 table. Report this. Return result of building.
479 (ira_build_conflicts): Use ira_conflicts_p. Check result of
480 building conflict table.
482 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
483 (ira_color): Use ira_conflicts_p.
485 * global.c: Include ira.h.
486 (pseudo_for_reload_consideration_p, build_insn_chain): Use
489 * Makefile.in (global.o): Add ira.h.
491 * ira-build.c (mark_all_loops_for_removal,
492 propagate_some_info_from_allocno): New.
493 (remove_unnecessary_allocnos): Call
494 propagate_some_info_from_allocno.
495 (remove_low_level_allocnos): New.
496 (remove_unnecessary_regions): Add parameter. Call
497 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
498 parameter to remove_unnecessary_regions.
499 (ira_build): Remove all regions but root if the conflict table was
500 not built. Update conflict hard regs for allocnos crossing calls.
502 * ira.c (ira_conflicts_p): New global.
503 (ira): Define and use ira_conflicts_p.
505 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
506 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
507 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
509 2009-01-06 Ben Elliston <bje@au.ibm.com>
511 * gengtype-lex.l (YY_NO_INPUT): Define.
513 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
516 * c-common.c (handle_vector_size_attribute): Also reject
519 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
521 PR tree-optimization/38492
522 * graphite.c (rename_map_elt, debug_rename_elt,
523 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
524 rename_map_elt_info, eq_rename_map_elts,
525 get_new_name_from_old_name, bb_in_sese_p): Moved around.
526 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
527 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
528 (sese_build_livein_liveouts): New.
529 (new_sese, free_sese): New.
530 (new_scop): Call new_sese.
531 (free_scop): Call free_sese.
532 (rename_variables_from_edge, rename_phis_end_scop): Removed.
533 (register_old_new_names): Renamed register_old_and_new_names.
534 (register_scop_liveout_renames, add_loop_exit_phis,
535 insert_loop_close_phis, struct igp,
536 default_liveout_before_guard, add_guard_exit_phis,
537 insert_guard_phis, copy_renames): New.
538 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
539 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
540 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
541 (scop_adjust_phis_for_liveouts): New.
542 (gloog): Call scop_adjust_phis_for_liveouts.
544 * graphite.h (struct sese): Documented. Added fields liveout,
546 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
547 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
548 (struct scop): Added field liveout_renames.
549 (SCOP_LIVEOUT_RENAMES): New.
551 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
553 PR tree-optimization/38510
554 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
555 (translate_clast): Call recompute_all_dominators before
557 (gloog): Call recompute_all_dominators before graphite_verify.
559 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
560 Jan Sjodin <jan.sjodin@amd.com>
562 PR tree-optimization/38500
563 * graphite.c (create_sese_edges): Call fix_loop_structure after
566 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
568 * config.gcc: Add m32r*-*-rtems*.
569 * config/m32r/rtems.h: New file.
571 2009-01-05 Ben Elliston <bje@au.ibm.com>
573 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
575 (po/gcc.pot): Likewise.
577 2009-01-04 David S. Miller <davem@davemloft.net>
579 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
580 (STARTING_FRAME_OFFSET): Always set to zero.
582 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
584 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
585 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
586 fixed-point types, and vectors of the same.
588 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
590 * config/mips/sync.md (*mb_barrier): Rename to...
591 (*memory_barrier): ...this.
593 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
595 * doc/extend.texi (Function Attributes): Move @cindex after @item
596 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
597 and put in alphabetical order. Fix 'target' name and put in order.
598 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
601 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
603 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
604 (memory_barrier): Expand as unspec instead of unspec_volatile.
605 Remove mem:BLK from insn operands. Use Pmode scratch register.
606 (*memory_barrier): Define as unspec instead of unspec_volatile.
607 Use (match_dup 0) as input operand.
609 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
610 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
611 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
612 scratch register. Remove operand 1.
613 (*stbar): Define as unspec instead of unspec_volatile.
614 Use (match_dup 0) as input operand, remove (const_int 8).
615 (*membar): Define as unspec instead of unspec_volatile.
616 Use (match_dup 0) as input operand, remove input operand 2.
618 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
619 (memory_barrier): Expand as unspec instead of unspec_volatile.
620 Remove mem:BLK from insn operands. Use Pmode scratch register.
621 (*memory_barrier): Define as unspec instead of unspec_volatile.
622 Use (match_dup 0) as input operand.
624 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
625 Remove mem:BLK from insn operands. Use Pmode scratch register.
626 Set volatile flag on operand 0.
627 (*memory_barrier): New insn pattern.
629 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
631 (*memory_barrier): Use (match_dup 0) as input operand.
633 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
634 Remove mem:BLK from insn operands. Use Pmode scratch register.
635 Set volatile flag on operand 0.
636 (*mb_internal): New insn pattern.
638 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
640 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
643 * function.c (struct temp_slot): Move to the section of the file
644 that deals with temp slots. Remove field 'address'.
645 (temp_slot_address_table): New hash table of address -> temp slot.
646 (struct temp_slot_address_entry): New struct, items for the table.
647 (temp_slot_address_compute_hash, temp_slot_address_hash,
648 temp_slot_address_eq, insert_temp_slot_address): Support functions
650 (find_temp_slot_from_address): Rewrite to use the new hash table.
651 (remove_unused_temp_slot_addresses): Remove addresses of temp
652 slots that have been made available.
653 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
654 worker function for remove_unused_temp_slot_addresses.
655 (assign_stack_temp_for_type): Don't clear the temp slot address list.
656 Add the temp slot address to the address -> temp slot map.
657 (update_temp_slot_address): Update via insert_temp_slot_address.
658 (free_temp_slots): Call remove_unused_temp_slot_addresses.
659 (pop_temp_slots): Likewise.
660 (init_temp_slots): Allocate the address -> temp slot map, or empty
661 the map if it is already allocated.
662 (prepare_function_start): Initialize temp slot processing.
664 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
667 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
668 Calculate the size of all stack vars assuming no packing of stack
669 vars will happen, replacing a quadratic algorithm with a linear one.
671 2009-01-03 Jakub Jelinek <jakub@redhat.com>
674 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
677 2009-01-03 Diego Novillo <dnovillo@google.com>
679 * doc/contrib.texi: Update contributions.
681 2009-01-03 Jakub Jelinek <jakub@redhat.com>
684 * builtins.c (fold_builtin_memory_op): Give up if either operand
685 is volatile. Set srctype or desttype to non-qualified version
689 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
692 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
694 PR rtl-optimization/35805
695 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
696 problem if fast dce is able to remove any instructions.
697 * dce.c (dce_process_block): Fix dump message.
699 2009-01-02 Mark Mitchell <mark@codesourcery.com>
702 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
704 2009-01-02 Jakub Jelinek <jakub@redhat.com>
707 * tree-flow.h (op_code_prio, op_prio): New prototypes.
708 * tree-pretty-print.c (op_code_prio): New function.
709 (op_prio): No longer static. Use op_code_prio.
710 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
711 Use op_prio and op_code_prio to determine if () should be
712 printed around operand(s) or not.
714 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
715 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
716 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
717 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
718 pp_character instead of pp_string for single letter printing.
720 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
722 * doc/extend.texi: Fix '#pragma GCC option' typo.
724 2009-01-02 Richard Guenther <rguenther@suse.de>
726 * doc/install.texi (--enable-checking): Mention different
728 (--enable-stage1-checking): Document.
730 2009-01-01 Andrew Pinski <pinskia@gmail.com>
733 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
736 2009-01-02 Ben Elliston <bje@au.ibm.com>
738 * config/fp-bit.h (pack_d): Constify argument.
739 * config/fp-bit.c (makenan): Constify return type. Remove casts.
740 (isnan): Constify argument.
744 (_fpadd_parts): Constify return type.
745 (_fpmul_parts): Likewise.
746 (_fpdiv_parts): Likewise.
748 2009-01-01 Jakub Jelinek <jakub@redhat.com>
751 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
752 warn about overwriting initializer with side-effects or
753 -Woverride-init if !IMPLICIT.
754 (output_init_element): Likewise. Pass IMPLICIT down to
756 (process_init_element): Add IMPLICIT argument. Pass it down
757 to output_init_element.
758 (push_init_element, pop_init_level, set_designator): Adjust
759 process_init_element callers.
760 (set_nonincremental_init, set_nonincremental_init_from_string):
761 Adjust add_pending_init callers.
762 (output_pending_init_elements): Adjust output_init_element callers.
763 * c-tree.h (process_init_element): Adjust prototype.
764 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
765 process_init_element callers.