1 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
4 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
5 the subreg from a lowpart subreg if it is also casting the value.
7 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
8 Tobias Grosser <tobi.grosser@amd.com>
10 * graphite.c (compare_prefix_loops): New.
11 (build_scop_canonical_schedules): Rewritten.
12 (graphite_transform_loops): Move build_scop_canonical_schedules
13 after build_scop_iteration_domain.
15 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
16 Tobias Grosser <tobi.grosser@amd.com>
18 * graphite.c (add_conditions_to_domain): Add the loops to
19 the dimension of the iteration domain. Do copy the domain
21 (build_scop_conditions_1): Do not call add_conditions_to_domain.
22 (add_conditions_to_constraints): New.
23 (can_generate_code_stmt, can_generate_code): Removed.
24 (gloog): Do not call can_generate_code.
25 (graphite_transform_loops): Call add_conditions_to_constraints
26 after building the iteration domain.
28 2009-01-16 Jakub Jelinek <jakub@redhat.com>
30 PR tree-optimization/38789
31 * tree-ssa-threadedge.c
32 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
35 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
37 * dce.c (delete_unmarked_insns): Reversed the order that insns are
38 examined before deleting them.
40 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
42 * function.c (aggregate_value_p): Correctly extract the function
43 type from CALL_EXPR_FN lookup.
45 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
47 * config/picochip/picochip.c (picochip_override_options): Revert
48 CFI asm flag disable commited previously.
50 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
51 Tobias Grosser <tobi.grosser@amd.com>
52 Jan Sjodin <jan.sjodin@amd.com>
54 * graphite.c (scan_tree_for_params): On substractions negate
55 all the coefficients of the term.
56 (clast_to_gcc_expression_red): New. Handle reduction expressions
57 of more than two operands.
58 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
59 (get_vdef_before_scop): Handle also the case of default definitions.
61 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
63 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
64 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
65 Also use them when walking CALL_INSN_FUNCTION_USAGE.
67 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
68 Joey Ye <joey.ye@intel.com>
71 * cfgexpand.c (expand_stack_alignment): Don't update stack
72 boundary nor check incoming stack boundary here.
73 (gimple_expand_cfg): Update stack boundary and check incoming
76 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
78 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed
81 2009-01-14 Jakub Jelinek <jakub@redhat.com>
83 PR rtl-optimization/38245
84 * calls.c (expand_call): Add stack arguments to
85 CALL_INSN_FUNCTION_USAGE even for pure calls (when
86 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
87 in regs and partially in memory or BLKmode arguments.
88 (emit_library_call_value_1): Add stack arguments to
89 CALL_INSN_FUNCTION_USAGE even for pure calls (when
90 ACCUMULATE_OUTGOING_ARGS).
91 * dce.c: Include tm_p.h.
92 (find_call_stack_args): New function.
93 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
95 (mark_insn): Call find_call_stack_args for CALL_Ps.
96 (prescan_insns_for_dce): Walk insns backwards in bb rather than
97 forwards. Allocate and free arg_stores bitmap if needed, pass it
98 down to deletable_insn_p, don't mark stores set in arg_stores
99 bitmap, clear the bitmap at the beginning of each bb.
100 * Makefile.in (dce.o): Depend on $(TM_P_H).
102 2009-01-14 Michael Meissner <gnu@the-meissners.org>
105 * i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f' to make
106 sure the insn is a conditional test (bug 22599). Reformat a few long
109 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
112 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
113 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
114 (gloog): Do not call cleanup_tree_cfg.
115 (graphite_transform_loops): Call cleanup_tree_cfg after all
116 scops have been code generated.
118 2009-01-14 Vladimir Makarov <vmakarov@redhat.com>
120 * testsuite/g++.dg/torture/pr38811.C: New file.
122 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
123 * doc/gty.texi (Invoking the garbage collector): Added new node
124 and section documenting ggc_collect.
126 2009-01-14 Richard Guenther <rguenther@suse.de>
128 PR tree-optimization/38826
130 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
131 initialization notes only if we actually emitted a warning.
132 (intra_create_variable_infos): Add constraints for a result decl
133 that is passed by hidden reference.
134 (build_pred_graph): Mark all related variables non-direct on
137 2009-01-14 Nick Clifton <nickc@redhat.com>
139 * ira-conflicts.c: Include addresses.h for the definition of
141 (ira_build_conflicts): Use base_reg_class instead of
143 * Makefile.in: Add a dependency of ira-conflicts.o on
146 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
149 * Makefile.in (ira-lives.o): Add except.h.
151 * ira-lives.c: Include except.h.
152 (process_bb_node_lives): Process can_throw_internal.
154 2009-01-13 Jakub Jelinek <jakub@redhat.com>
156 PR rtl-optimization/38774
157 * combine.c (simplify_set): When undoing cc_use change, don't do
158 PUT_CODE on the newly created comparison, but instead put back the
161 2009-01-13 Joseph Myers <joseph@codesourcery.com>
163 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
164 values. Remove duplicate arm8 entry.
166 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
168 PR tree-optimization/38786
169 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
170 the SSA_NAME case of expand_scalar_variables_expr.
171 Set the type of an expression to the type of its assign statement.
172 (expand_scalar_variables_expr): Also gather the scalar computation
173 used to index the memory access. Do not pass loop_p.
174 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
175 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
176 the gimple_stmt_iterator where it inserts new code. Do not pass loop_p.
177 (copy_bb_and_scalar_dependences): Do not pass loop_p.
178 (translate_clast): Update call to copy_bb_and_scalar_dependences.
180 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
182 * graphite.h (debug_value): Removed.
183 * graphite.c (debug_value): Removed.
185 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
187 * arm.c (output_move_double): Don't synthesize thumb-2 ldrd/strd with
188 two 32-bit instructions.
190 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
192 * arm.c (struct processors): Pass for speed down into cost helper
194 (const_ok_for_op): Handle COMPARE and inequality nodes.
195 (arm_rtx_costs_1): Rewrite.
196 (arm_size_rtx_costs): Update prototype.
197 (arm_rtx_costs): Pass speed down to helper functions.
198 (arm_slowmul_rtx_costs): Rework cost calculations.
199 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
200 (arm_9e_rtx_costs): Likewise.
202 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
204 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
205 relocations of local symbols wider than UNITS_PER_WORD are not valid.
206 (alpha_legitimize_address): Do not split local symbols wider than
207 UNITS_PER_WORD into HIGH/LO_SUM parts.
209 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
212 * gcc.c (process_command): Replace call to execvp with calls
215 2009-01-03 Anatoly Sokolov <aesok@post.ru>
218 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
219 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
220 variant for devices with 3-byte PC.
221 (__tablejump_elpm__) : New.
223 2009-01-12 Jakub Jelinek <jakub@redhat.com>
226 * c-parser.c (c_parser_postfix_expression): Allow `->' in
227 offsetof member-designator, handle it as `[0].'.
229 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
231 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
232 function when not using named sections on targets with named sections
233 if branch distance is less than 262132.
235 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
237 * combine.c (combine_instructions): Recompute
238 optimize_this_for_speed_p for each BB in the main combine loop.
240 2009-01-12 Tomas Bily <tbily@suse.cz>
243 * tree-loop-distribution.c (prop_phis): New function.
244 (generate_builtin): Call prop_phis.
245 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
247 2009-01-12 Jakub Jelinek <jakub@redhat.com>
249 PR tree-optimization/38807
250 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
251 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
253 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
255 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
256 subreg of op0 to the original op0.
258 2009-01-11 Laurent GUERBY <laurent@guerby.net>
260 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
262 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
265 * gcc/mips-tfile.c (parse_def): Fix parsing of def strings
266 starting with digits.
268 2009-01-10 Jakub Jelinek <jakub@redhat.com>
271 * config/arm/arm.c (arm_is_long_call_p): Don't call
272 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
274 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
276 * regrename.c (regrename_optimize): Fix dumping.
277 (find_oldest_value_reg): Preserve REG_POINTER.
278 (copy_hardreg_forward_1): Likewise.
280 2009-01-09 Diego Novillo <dnovillo@google.com>
282 * gimple.h (struct gimple_statement_base)<uid>: Document
283 the restrictions on its use.
285 (gimple_set_uid): Tidy.
287 2009-01-09 Jakub Jelinek <jakub@redhat.com>
289 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
290 zero guard even if align_bytes != 0 and count is smaller than
293 2008-01-09 Vladimir Makarov <vmakarov@redhat.com>
295 PR rtl-optimization/38495
296 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
297 (add_range_and_copies_from_move_list): Print all added ranges.
298 Add ranges to memory optimized destination.
300 2009-01-09 Jakub Jelinek <jakub@redhat.com>
304 * config/i386/i386.c (override_options): Reject
305 -mstringop-strategy=rep_8byte with -m32.
306 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
307 to 1. Do count comparison against epilogue_size_needed at compile
308 time even when count_exp was constant forced into register. For
309 size_needed don't jump to epilogue, instead just avoid aligning
310 and invoke the body algorithm. If need_zero_guard, add zero guard
311 even if count is non-zero, but smaller than size_needed + number of
312 bytes that could be stored for alignment.
313 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
314 to 1. If need_zero_guard, add zero guard even if count is non-zero,
315 but smaller than size_needed + number of bytes that could be stored
316 for alignment. Compare size_needed with epilogue_size_needed instead
317 of desired_align - align, don't adjust size_needed, pass
318 epilogue_size_needed to the epilogue expanders.
321 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
323 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
325 * pa.c (last_address): Change to unsigned.
326 (update_total_code_bytes): Change argument to unsigned. Don't
327 check if insn addresses are set.
328 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
329 addresses are not set.
330 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
332 2009-01-09 Nick Clifton <nickc@redhat.com>
334 * config/sh/symbian.c: Replace uses of DECL_INLINE with
335 DECL_DECLARED_INLINE_P.
337 2009-01-09 Jakub Jelinek <jakub@redhat.com>
340 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
341 GET_MODE (op0) in operand_subword_force calls.
344 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
345 fold_convert arg0 operands to TREE_TYPE (op0) first.
347 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
349 * params.def (ira-max-conflict-table-size): Decrease default value
352 2009-01-08 Jakub Jelinek <jakub@redhat.com>
354 PR tree-optimization/37031
355 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
357 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
358 allocate it using gc instead of heap, use VEC_quick_push instead of
360 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
361 instead of heap, use VEC_quick_push instead of VEC_safe_push.
362 * tree-data-ref.h (struct access_matrix): Change matrix to gc
363 allocated vector from heap allocated.
364 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
365 * tree-loop-linear.c (linear_transform_loops): Allocate nest
366 vector only after perfect_loop_nest_depth call.
368 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
369 Jan Sjodin <jan.sjodin@amd.com>
371 PR tree-optimization/38559
372 * graphite.c (debug_value, copy_constraint,
373 swap_constraint_variables, scale_constraint_variable, ): New.
374 (get_lower_bound, get_upper_bound): Removed.
375 (graphite_trans_bb_strip_mine): Clean up this code that works
376 only for constant number of iterations. Fully copy upper and
377 lower bound constraints, not only the constant part of them.
378 * graphite.h (debug_value): Declared.
380 2009-01-08 Ira Rosen <irar@il.ibm.com>
382 PR tree-optimization/37194
383 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
384 Don't add the cost of cost model guard in prologue to scalar
385 outside cost in case of known number of iterations.
387 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
388 Alan Modra <amodra@bigpond.net.au>
390 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
391 non-word-aligned REG+CONST addressing.
393 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
396 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
397 free_after_compilation when outputting a thunk.
398 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
399 Do not call free_after_compilation here.
401 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
403 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
404 (ix86_valid_target_attribute_inner_p): Ditto.
406 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
408 PR tree-optimization/38492
409 PR tree-optimization/38498
410 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
411 * tree-chrec.h (scev_is_linear_expression): Declared.
412 * graphite.c (graphite_cannot_represent_loop_niter): New.
413 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
414 (graphite_loop_normal_form): Use gcc_assert.
415 (scan_tree_for_params): Use CASE_CONVERT.
416 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
417 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
418 Use gcc_assert. Discard scops that contain unhandled cases.
419 (build_scop_conditions): Return a boolean status for unhandled cases.
420 (strip_mine_profitable_p): Print the loop number, not its depth.
421 (is_interchange_valid): Pass the depth of the loop nest, don't
422 recompute it wrongly.
423 (graphite_trans_bb_block): Same.
424 (graphite_trans_bb_block): Print tentative of loop blocking.
425 (graphite_trans_scop_block): Do not print that the loop has been
427 (graphite_transform_loops): Do not handle scops that contain condition
430 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
432 AVX Programming Reference (December, 2008)
433 * config/i386/avxintrin.h (_mm256_stream_si256): New.
434 (_mm256_stream_pd): Likewise.
435 (_mm256_stream_ps): Likewise.
437 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
438 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
439 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
440 (bdesc_special_args): Add __builtin_ia32_movntdq256,
441 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
442 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
443 (ix86_expand_special_args_builtin): Likewise.
445 * config/i386/sse.md (AVXMODEDI): New.
446 (avx_movnt<mode>): Likewise.
447 (avx_movnt<mode>): Likewise.
448 (<sse>_movnt<mode>): Remove AVX support.
449 (sse2_movntv2di): Likewise.
451 2009-01-07 Richard Guenther <rguenther@suse.de>
454 * fold-const.c (extract_muldiv): Remove obsolete comment.
455 (fold_plusminus_mult_expr): Undo MINUS_EXPR
456 to PLUS_EXPR canonicalization for the canonicalization.
458 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
460 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
461 hosted cross-compilers generating less efficient code.
463 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
465 * function.h (rtl_data): Add a dbr_scheduled_p field.
466 * reorg.c (dbr_schedule): Set it.
467 (gate_handle_delay_slots): Check it.
468 * config/mips/mips.c (mips_base_delayed_branch): Delete.
469 (mips_reorg): Check flag_delayed_branch instead of
470 mips_base_delayed_branch.
471 (mips_override_options): Don't set mips_base_delayed_branch
472 or flag_delayed_branch.
474 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
476 PR rtl-optimization/38426.
477 * ira.c (ira): Set current_function_is_leaf earlier.
479 2009-01-06 Jakub Jelinek <jakub@redhat.com>
481 PR rtl-optimization/38722
482 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
483 too early, only set a flag and modify after last possible
486 2009-01-06 Janis Johnson <janis187@us.ibm.com>
489 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
490 * real.c (decimal_single_format): Correct values of emin and emax.
491 (decimal_double_format): Ditto.
492 (decimal_quad_format): Ditto.
493 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
494 computation of DECnn_MIN and DECnn_MAX for corrected values of
495 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
496 __DECnn_MIN__, and adjust its computation for the corrected value
499 2009-01-06 Jan Hubicka <jh@suse.cz>
502 * i386.c (ix86_expand_call): Use ARRAY_SIZE.
504 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
506 * doc/contrib.texi (Contributors): Slightly adjust the end note.
507 Add Robert Clark to the list of testers.
509 2009-01-06 Jan Hubicka <jh@suse.cz>
510 Kai Tietz <kai.tietz@onevision.com>
512 * i386.md (*msabi_syvabi): Add SSE regs clobbers.
513 * i386.c (ix86_expand_call): Add clobbers.
515 2009-01-06 Jan Hubicka <jh@suse.cz>
516 Kai Tietz <kai.tietz@onevision.com>
518 * i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used for w64 ABI.
519 * i386.c (struct ix86_frame): Add padding0 and nsseregs.
520 (ix86_nsaved_regs): Count only general purpose regs.
521 (ix86_nsaved_sseregs): New.
522 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
523 to 16 for w64; compute padding and size of sse reg save area.
524 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
525 general purpose regs.
526 (ix86_emit_save_sse_regs_using_mov): New.
527 (ix86_expand_prologue): Save SSE regs if needed.
528 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
529 (ix86_emit_restore_sse_regs_using_mov): New.
530 (ix86_expand_epilogue): Save SSE regs if needed.
532 2009-01-06 Jan Hubicka <jh@suse.cz>
533 Kai Tietz <kai.tietz@onevision.com>
535 * i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
536 * i386.c (init_cumulative_args): Disallow calls of MSABI functions
537 when accumulate outgoing args is off.
539 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
542 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
543 before using pseudos_have_intersected_live_ranges_p.
545 * ira-int.h (ira_assert): Always define.
547 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
549 AVX Programming Reference (December, 2008)
550 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
551 (_mm256_permute2_pd): Likewise.
552 (_mm_permute2_ps): Likewise.
553 (_mm256_permute2_ps): Likewise.
554 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
555 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
557 * config/i386/i386.c (ix86_builtins): Remove
558 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
559 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
560 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
561 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
562 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
563 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
564 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
565 __builtin_ia32_vpermil2ps256.
566 (ix86_init_mmx_sse_builtins): Updated.
567 (ix86_expand_args_builtin): Likewise.
569 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
571 * pa.c (output_call): Relocate non-jump insns in the delay slot of
572 long absolute calls when generating PA 2.0 code.
574 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
576 PR rtl-optimization/38583
577 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
579 * params.def (ira-max-conflict-table-size): New.
581 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
583 * ira.h (ira_conflicts_p): New external definition.
585 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
586 table. Report this. Return result of building.
587 (ira_build_conflicts): Use ira_conflicts_p. Check result of
588 building conflict table.
590 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
591 (ira_color): Use ira_conflicts_p.
593 * global.c: Include ira.h.
594 (pseudo_for_reload_consideration_p, build_insn_chain): Use
597 * Makefile.in (global.o): Add ira.h.
599 * ira-build.c (mark_all_loops_for_removal,
600 propagate_some_info_from_allocno): New.
601 (remove_unnecessary_allocnos): Call
602 propagate_some_info_from_allocno.
603 (remove_low_level_allocnos): New.
604 (remove_unnecessary_regions): Add parameter. Call
605 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
606 parameter to remove_unnecessary_regions.
607 (ira_build): Remove all regions but root if the conflict table was
608 not built. Update conflict hard regs for allocnos crossing calls.
610 * ira.c (ira_conflicts_p): New global.
611 (ira): Define and use ira_conflicts_p.
613 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
614 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
615 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
617 2009-01-06 Ben Elliston <bje@au.ibm.com>
619 * gengtype-lex.l (YY_NO_INPUT): Define.
621 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
624 * c-common.c (handle_vector_size_attribute): Also reject
627 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
629 PR tree-optimization/38492
630 * graphite.c (rename_map_elt, debug_rename_elt,
631 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
632 rename_map_elt_info, eq_rename_map_elts,
633 get_new_name_from_old_name, bb_in_sese_p): Moved around.
634 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
635 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
636 (sese_build_livein_liveouts): New.
637 (new_sese, free_sese): New.
638 (new_scop): Call new_sese.
639 (free_scop): Call free_sese.
640 (rename_variables_from_edge, rename_phis_end_scop): Removed.
641 (register_old_new_names): Renamed register_old_and_new_names.
642 (register_scop_liveout_renames, add_loop_exit_phis,
643 insert_loop_close_phis, struct igp,
644 default_liveout_before_guard, add_guard_exit_phis,
645 insert_guard_phis, copy_renames): New.
646 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
647 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
648 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
649 (scop_adjust_phis_for_liveouts): New.
650 (gloog): Call scop_adjust_phis_for_liveouts.
652 * graphite.h (struct sese): Documented. Added fields liveout,
654 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
655 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
656 (struct scop): Added field liveout_renames.
657 (SCOP_LIVEOUT_RENAMES): New.
659 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
661 PR tree-optimization/38510
662 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
663 (translate_clast): Call recompute_all_dominators before
665 (gloog): Call recompute_all_dominators before graphite_verify.
667 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
668 Jan Sjodin <jan.sjodin@amd.com>
670 PR tree-optimization/38500
671 * graphite.c (create_sese_edges): Call fix_loop_structure after
674 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
676 * config.gcc: Add m32r*-*-rtems*.
677 * config/m32r/rtems.h: New file.
679 2009-01-05 Ben Elliston <bje@au.ibm.com>
681 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
683 (po/gcc.pot): Likewise.
685 2009-01-04 David S. Miller <davem@davemloft.net>
687 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
688 (STARTING_FRAME_OFFSET): Always set to zero.
690 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
692 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
693 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
694 fixed-point types, and vectors of the same.
696 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
698 * config/mips/sync.md (*mb_barrier): Rename to...
699 (*memory_barrier): ...this.
701 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
703 * doc/extend.texi (Function Attributes): Move @cindex after @item
704 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
705 and put in alphabetical order. Fix 'target' name and put in order.
706 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
709 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
711 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
712 (memory_barrier): Expand as unspec instead of unspec_volatile.
713 Remove mem:BLK from insn operands. Use Pmode scratch register.
714 (*memory_barrier): Define as unspec instead of unspec_volatile.
715 Use (match_dup 0) as input operand.
717 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
718 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
719 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
720 scratch register. Remove operand 1.
721 (*stbar): Define as unspec instead of unspec_volatile.
722 Use (match_dup 0) as input operand, remove (const_int 8).
723 (*membar): Define as unspec instead of unspec_volatile.
724 Use (match_dup 0) as input operand, remove input operand 2.
726 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
727 (memory_barrier): Expand as unspec instead of unspec_volatile.
728 Remove mem:BLK from insn operands. Use Pmode scratch register.
729 (*memory_barrier): Define as unspec instead of unspec_volatile.
730 Use (match_dup 0) as input operand.
732 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
733 Remove mem:BLK from insn operands. Use Pmode scratch register.
734 Set volatile flag on operand 0.
735 (*memory_barrier): New insn pattern.
737 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
739 (*memory_barrier): Use (match_dup 0) as input operand.
741 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
742 Remove mem:BLK from insn operands. Use Pmode scratch register.
743 Set volatile flag on operand 0.
744 (*mb_internal): New insn pattern.
746 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
748 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
751 * function.c (struct temp_slot): Move to the section of the file
752 that deals with temp slots. Remove field 'address'.
753 (temp_slot_address_table): New hash table of address -> temp slot.
754 (struct temp_slot_address_entry): New struct, items for the table.
755 (temp_slot_address_compute_hash, temp_slot_address_hash,
756 temp_slot_address_eq, insert_temp_slot_address): Support functions
758 (find_temp_slot_from_address): Rewrite to use the new hash table.
759 (remove_unused_temp_slot_addresses): Remove addresses of temp
760 slots that have been made available.
761 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
762 worker function for remove_unused_temp_slot_addresses.
763 (assign_stack_temp_for_type): Don't clear the temp slot address list.
764 Add the temp slot address to the address -> temp slot map.
765 (update_temp_slot_address): Update via insert_temp_slot_address.
766 (free_temp_slots): Call remove_unused_temp_slot_addresses.
767 (pop_temp_slots): Likewise.
768 (init_temp_slots): Allocate the address -> temp slot map, or empty
769 the map if it is already allocated.
770 (prepare_function_start): Initialize temp slot processing.
772 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
775 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
776 Calculate the size of all stack vars assuming no packing of stack
777 vars will happen, replacing a quadratic algorithm with a linear one.
779 2009-01-03 Jakub Jelinek <jakub@redhat.com>
782 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
785 2009-01-03 Diego Novillo <dnovillo@google.com>
787 * doc/contrib.texi: Update contributions.
789 2009-01-03 Jakub Jelinek <jakub@redhat.com>
792 * builtins.c (fold_builtin_memory_op): Give up if either operand
793 is volatile. Set srctype or desttype to non-qualified version
797 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
800 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
802 PR rtl-optimization/35805
803 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
804 problem if fast dce is able to remove any instructions.
805 * dce.c (dce_process_block): Fix dump message.
807 2009-01-02 Mark Mitchell <mark@codesourcery.com>
810 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
812 2009-01-02 Jakub Jelinek <jakub@redhat.com>
815 * tree-flow.h (op_code_prio, op_prio): New prototypes.
816 * tree-pretty-print.c (op_code_prio): New function.
817 (op_prio): No longer static. Use op_code_prio.
818 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
819 Use op_prio and op_code_prio to determine if () should be
820 printed around operand(s) or not.
822 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
823 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
824 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
825 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
826 pp_character instead of pp_string for single letter printing.
828 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
830 * doc/extend.texi: Fix '#pragma GCC option' typo.
832 2009-01-02 Richard Guenther <rguenther@suse.de>
834 * doc/install.texi (--enable-checking): Mention different
836 (--enable-stage1-checking): Document.
838 2009-01-01 Andrew Pinski <pinskia@gmail.com>
841 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
844 2009-01-02 Ben Elliston <bje@au.ibm.com>
846 * config/fp-bit.h (pack_d): Constify argument.
847 * config/fp-bit.c (makenan): Constify return type. Remove casts.
848 (isnan): Constify argument.
852 (_fpadd_parts): Constify return type.
853 (_fpmul_parts): Likewise.
854 (_fpdiv_parts): Likewise.
856 2009-01-01 Jakub Jelinek <jakub@redhat.com>
859 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
860 warn about overwriting initializer with side-effects or
861 -Woverride-init if !IMPLICIT.
862 (output_init_element): Likewise. Pass IMPLICIT down to
864 (process_init_element): Add IMPLICIT argument. Pass it down
865 to output_init_element.
866 (push_init_element, pop_init_level, set_designator): Adjust
867 process_init_element callers.
868 (set_nonincremental_init, set_nonincremental_init_from_string):
869 Adjust add_pending_init callers.
870 (output_pending_init_elements): Adjust output_init_element callers.
871 * c-tree.h (process_init_element): Adjust prototype.
872 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
873 process_init_element callers.