1 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
3 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
4 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
5 Follow spelling conventions.
7 2009-01-18 Ben Elliston <bje@au.ibm.com>
9 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
10 C++ warning about implicit conversion from void * to struct
12 (bitmap_obstack_free): Likewise for bitmap_element *.
14 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
16 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
18 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
19 Tobias Grosser <tobi.grosser@amd.com>
21 * graphite.c (graphite_trans_scop_block): Do not block single
24 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
26 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
27 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
30 2009-01-16 Richard Guenther <rguenther@suse.de>
32 PR tree-optimization/38835
34 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
35 and INT + PTR -> (INT)(PTR p+ INT) folding.
36 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
38 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
41 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
42 the subreg from a lowpart subreg if it is also casting the value.
44 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
45 Tobias Grosser <tobi.grosser@amd.com>
47 * graphite.c (compare_prefix_loops): New.
48 (build_scop_canonical_schedules): Rewritten.
49 (graphite_transform_loops): Move build_scop_canonical_schedules
50 after build_scop_iteration_domain.
52 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
53 Tobias Grosser <tobi.grosser@amd.com>
55 * graphite.c (add_conditions_to_domain): Add the loops to
56 the dimension of the iteration domain. Do copy the domain
58 (build_scop_conditions_1): Do not call add_conditions_to_domain.
59 (add_conditions_to_constraints): New.
60 (can_generate_code_stmt, can_generate_code): Removed.
61 (gloog): Do not call can_generate_code.
62 (graphite_transform_loops): Call add_conditions_to_constraints
63 after building the iteration domain.
65 2009-01-16 Jakub Jelinek <jakub@redhat.com>
67 PR tree-optimization/38789
68 * tree-ssa-threadedge.c
69 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
72 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
74 * dce.c (delete_unmarked_insns): Reversed the order that insns are
75 examined before deleting them.
77 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
79 * function.c (aggregate_value_p): Correctly extract the function
80 type from CALL_EXPR_FN lookup.
82 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
84 * config/picochip/picochip.c (picochip_override_options): Revert
85 CFI asm flag disable commited previously.
87 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
88 Tobias Grosser <tobi.grosser@amd.com>
89 Jan Sjodin <jan.sjodin@amd.com>
91 * graphite.c (scan_tree_for_params): On substractions negate
92 all the coefficients of the term.
93 (clast_to_gcc_expression_red): New. Handle reduction expressions
94 of more than two operands.
95 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
96 (get_vdef_before_scop): Handle also the case of default definitions.
98 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
100 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
101 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
102 Also use them when walking CALL_INSN_FUNCTION_USAGE.
104 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
105 Joey Ye <joey.ye@intel.com>
108 * cfgexpand.c (expand_stack_alignment): Don't update stack
109 boundary nor check incoming stack boundary here.
110 (gimple_expand_cfg): Update stack boundary and check incoming
113 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
115 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed
118 2009-01-14 Jakub Jelinek <jakub@redhat.com>
120 PR rtl-optimization/38245
121 * calls.c (expand_call): Add stack arguments to
122 CALL_INSN_FUNCTION_USAGE even for pure calls (when
123 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
124 in regs and partially in memory or BLKmode arguments.
125 (emit_library_call_value_1): Add stack arguments to
126 CALL_INSN_FUNCTION_USAGE even for pure calls (when
127 ACCUMULATE_OUTGOING_ARGS).
128 * dce.c: Include tm_p.h.
129 (find_call_stack_args): New function.
130 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
132 (mark_insn): Call find_call_stack_args for CALL_Ps.
133 (prescan_insns_for_dce): Walk insns backwards in bb rather than
134 forwards. Allocate and free arg_stores bitmap if needed, pass it
135 down to deletable_insn_p, don't mark stores set in arg_stores
136 bitmap, clear the bitmap at the beginning of each bb.
137 * Makefile.in (dce.o): Depend on $(TM_P_H).
139 2009-01-14 Michael Meissner <gnu@the-meissners.org>
142 * i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f' to make
143 sure the insn is a conditional test (bug 22599). Reformat a few long
146 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
149 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
150 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
151 (gloog): Do not call cleanup_tree_cfg.
152 (graphite_transform_loops): Call cleanup_tree_cfg after all
153 scops have been code generated.
155 2009-01-14 Vladimir Makarov <vmakarov@redhat.com>
157 * testsuite/g++.dg/torture/pr38811.C: New file.
159 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
160 * doc/gty.texi (Invoking the garbage collector): Added new node
161 and section documenting ggc_collect.
163 2009-01-14 Richard Guenther <rguenther@suse.de>
165 PR tree-optimization/38826
167 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
168 initialization notes only if we actually emitted a warning.
169 (intra_create_variable_infos): Add constraints for a result decl
170 that is passed by hidden reference.
171 (build_pred_graph): Mark all related variables non-direct on
174 2009-01-14 Nick Clifton <nickc@redhat.com>
176 * ira-conflicts.c: Include addresses.h for the definition of
178 (ira_build_conflicts): Use base_reg_class instead of
180 * Makefile.in: Add a dependency of ira-conflicts.o on
183 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
186 * Makefile.in (ira-lives.o): Add except.h.
188 * ira-lives.c: Include except.h.
189 (process_bb_node_lives): Process can_throw_internal.
191 2009-01-13 Jakub Jelinek <jakub@redhat.com>
193 PR rtl-optimization/38774
194 * combine.c (simplify_set): When undoing cc_use change, don't do
195 PUT_CODE on the newly created comparison, but instead put back the
198 2009-01-13 Joseph Myers <joseph@codesourcery.com>
200 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
201 values. Remove duplicate arm8 entry.
203 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
205 PR tree-optimization/38786
206 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
207 the SSA_NAME case of expand_scalar_variables_expr.
208 Set the type of an expression to the type of its assign statement.
209 (expand_scalar_variables_expr): Also gather the scalar computation
210 used to index the memory access. Do not pass loop_p.
211 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
212 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
213 the gimple_stmt_iterator where it inserts new code. Do not pass loop_p.
214 (copy_bb_and_scalar_dependences): Do not pass loop_p.
215 (translate_clast): Update call to copy_bb_and_scalar_dependences.
217 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
219 * graphite.h (debug_value): Removed.
220 * graphite.c (debug_value): Removed.
222 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
224 * arm.c (output_move_double): Don't synthesize thumb-2 ldrd/strd with
225 two 32-bit instructions.
227 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
229 * arm.c (struct processors): Pass for speed down into cost helper
231 (const_ok_for_op): Handle COMPARE and inequality nodes.
232 (arm_rtx_costs_1): Rewrite.
233 (arm_size_rtx_costs): Update prototype.
234 (arm_rtx_costs): Pass speed down to helper functions.
235 (arm_slowmul_rtx_costs): Rework cost calculations.
236 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
237 (arm_9e_rtx_costs): Likewise.
239 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
241 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
242 relocations of local symbols wider than UNITS_PER_WORD are not valid.
243 (alpha_legitimize_address): Do not split local symbols wider than
244 UNITS_PER_WORD into HIGH/LO_SUM parts.
246 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
249 * gcc.c (process_command): Replace call to execvp with calls
252 2009-01-03 Anatoly Sokolov <aesok@post.ru>
255 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
256 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
257 variant for devices with 3-byte PC.
258 (__tablejump_elpm__) : New.
260 2009-01-12 Jakub Jelinek <jakub@redhat.com>
263 * c-parser.c (c_parser_postfix_expression): Allow `->' in
264 offsetof member-designator, handle it as `[0].'.
266 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
268 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
269 function when not using named sections on targets with named sections
270 if branch distance is less than 262132.
272 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
274 * combine.c (combine_instructions): Recompute
275 optimize_this_for_speed_p for each BB in the main combine loop.
277 2009-01-12 Tomas Bily <tbily@suse.cz>
280 * tree-loop-distribution.c (prop_phis): New function.
281 (generate_builtin): Call prop_phis.
282 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
284 2009-01-12 Jakub Jelinek <jakub@redhat.com>
286 PR tree-optimization/38807
287 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
288 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
290 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
292 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
293 subreg of op0 to the original op0.
295 2009-01-11 Laurent GUERBY <laurent@guerby.net>
297 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
299 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
302 * gcc/mips-tfile.c (parse_def): Fix parsing of def strings
303 starting with digits.
305 2009-01-10 Jakub Jelinek <jakub@redhat.com>
308 * config/arm/arm.c (arm_is_long_call_p): Don't call
309 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
311 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
313 * regrename.c (regrename_optimize): Fix dumping.
314 (find_oldest_value_reg): Preserve REG_POINTER.
315 (copy_hardreg_forward_1): Likewise.
317 2009-01-09 Diego Novillo <dnovillo@google.com>
319 * gimple.h (struct gimple_statement_base)<uid>: Document
320 the restrictions on its use.
322 (gimple_set_uid): Tidy.
324 2009-01-09 Jakub Jelinek <jakub@redhat.com>
326 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
327 zero guard even if align_bytes != 0 and count is smaller than
330 2008-01-09 Vladimir Makarov <vmakarov@redhat.com>
332 PR rtl-optimization/38495
333 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
334 (add_range_and_copies_from_move_list): Print all added ranges.
335 Add ranges to memory optimized destination.
337 2009-01-09 Jakub Jelinek <jakub@redhat.com>
341 * config/i386/i386.c (override_options): Reject
342 -mstringop-strategy=rep_8byte with -m32.
343 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
344 to 1. Do count comparison against epilogue_size_needed at compile
345 time even when count_exp was constant forced into register. For
346 size_needed don't jump to epilogue, instead just avoid aligning
347 and invoke the body algorithm. If need_zero_guard, add zero guard
348 even if count is non-zero, but smaller than size_needed + number of
349 bytes that could be stored for alignment.
350 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
351 to 1. If need_zero_guard, add zero guard even if count is non-zero,
352 but smaller than size_needed + number of bytes that could be stored
353 for alignment. Compare size_needed with epilogue_size_needed instead
354 of desired_align - align, don't adjust size_needed, pass
355 epilogue_size_needed to the epilogue expanders.
358 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
360 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
362 * pa.c (last_address): Change to unsigned.
363 (update_total_code_bytes): Change argument to unsigned. Don't
364 check if insn addresses are set.
365 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
366 addresses are not set.
367 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
369 2009-01-09 Nick Clifton <nickc@redhat.com>
371 * config/sh/symbian.c: Replace uses of DECL_INLINE with
372 DECL_DECLARED_INLINE_P.
374 2009-01-09 Jakub Jelinek <jakub@redhat.com>
377 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
378 GET_MODE (op0) in operand_subword_force calls.
381 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
382 fold_convert arg0 operands to TREE_TYPE (op0) first.
384 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
386 * params.def (ira-max-conflict-table-size): Decrease default value
389 2009-01-08 Jakub Jelinek <jakub@redhat.com>
391 PR tree-optimization/37031
392 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
394 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
395 allocate it using gc instead of heap, use VEC_quick_push instead of
397 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
398 instead of heap, use VEC_quick_push instead of VEC_safe_push.
399 * tree-data-ref.h (struct access_matrix): Change matrix to gc
400 allocated vector from heap allocated.
401 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
402 * tree-loop-linear.c (linear_transform_loops): Allocate nest
403 vector only after perfect_loop_nest_depth call.
405 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
406 Jan Sjodin <jan.sjodin@amd.com>
408 PR tree-optimization/38559
409 * graphite.c (debug_value, copy_constraint,
410 swap_constraint_variables, scale_constraint_variable, ): New.
411 (get_lower_bound, get_upper_bound): Removed.
412 (graphite_trans_bb_strip_mine): Clean up this code that works
413 only for constant number of iterations. Fully copy upper and
414 lower bound constraints, not only the constant part of them.
415 * graphite.h (debug_value): Declared.
417 2009-01-08 Ira Rosen <irar@il.ibm.com>
419 PR tree-optimization/37194
420 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
421 Don't add the cost of cost model guard in prologue to scalar
422 outside cost in case of known number of iterations.
424 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
425 Alan Modra <amodra@bigpond.net.au>
427 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
428 non-word-aligned REG+CONST addressing.
430 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
433 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
434 free_after_compilation when outputting a thunk.
435 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
436 Do not call free_after_compilation here.
438 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
440 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
441 (ix86_valid_target_attribute_inner_p): Ditto.
443 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
445 PR tree-optimization/38492
446 PR tree-optimization/38498
447 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
448 * tree-chrec.h (scev_is_linear_expression): Declared.
449 * graphite.c (graphite_cannot_represent_loop_niter): New.
450 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
451 (graphite_loop_normal_form): Use gcc_assert.
452 (scan_tree_for_params): Use CASE_CONVERT.
453 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
454 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
455 Use gcc_assert. Discard scops that contain unhandled cases.
456 (build_scop_conditions): Return a boolean status for unhandled cases.
457 (strip_mine_profitable_p): Print the loop number, not its depth.
458 (is_interchange_valid): Pass the depth of the loop nest, don't
459 recompute it wrongly.
460 (graphite_trans_bb_block): Same.
461 (graphite_trans_bb_block): Print tentative of loop blocking.
462 (graphite_trans_scop_block): Do not print that the loop has been
464 (graphite_transform_loops): Do not handle scops that contain condition
467 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
469 AVX Programming Reference (December, 2008)
470 * config/i386/avxintrin.h (_mm256_stream_si256): New.
471 (_mm256_stream_pd): Likewise.
472 (_mm256_stream_ps): Likewise.
474 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
475 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
476 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
477 (bdesc_special_args): Add __builtin_ia32_movntdq256,
478 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
479 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
480 (ix86_expand_special_args_builtin): Likewise.
482 * config/i386/sse.md (AVXMODEDI): New.
483 (avx_movnt<mode>): Likewise.
484 (avx_movnt<mode>): Likewise.
485 (<sse>_movnt<mode>): Remove AVX support.
486 (sse2_movntv2di): Likewise.
488 2009-01-07 Richard Guenther <rguenther@suse.de>
491 * fold-const.c (extract_muldiv): Remove obsolete comment.
492 (fold_plusminus_mult_expr): Undo MINUS_EXPR
493 to PLUS_EXPR canonicalization for the canonicalization.
495 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
497 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
498 hosted cross-compilers generating less efficient code.
500 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
502 * function.h (rtl_data): Add a dbr_scheduled_p field.
503 * reorg.c (dbr_schedule): Set it.
504 (gate_handle_delay_slots): Check it.
505 * config/mips/mips.c (mips_base_delayed_branch): Delete.
506 (mips_reorg): Check flag_delayed_branch instead of
507 mips_base_delayed_branch.
508 (mips_override_options): Don't set mips_base_delayed_branch
509 or flag_delayed_branch.
511 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
513 PR rtl-optimization/38426.
514 * ira.c (ira): Set current_function_is_leaf earlier.
516 2009-01-06 Jakub Jelinek <jakub@redhat.com>
518 PR rtl-optimization/38722
519 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
520 too early, only set a flag and modify after last possible
523 2009-01-06 Janis Johnson <janis187@us.ibm.com>
526 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
527 * real.c (decimal_single_format): Correct values of emin and emax.
528 (decimal_double_format): Ditto.
529 (decimal_quad_format): Ditto.
530 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
531 computation of DECnn_MIN and DECnn_MAX for corrected values of
532 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
533 __DECnn_MIN__, and adjust its computation for the corrected value
536 2009-01-06 Jan Hubicka <jh@suse.cz>
539 * i386.c (ix86_expand_call): Use ARRAY_SIZE.
541 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
543 * doc/contrib.texi (Contributors): Slightly adjust the end note.
544 Add Robert Clark to the list of testers.
546 2009-01-06 Jan Hubicka <jh@suse.cz>
547 Kai Tietz <kai.tietz@onevision.com>
549 * i386.md (*msabi_syvabi): Add SSE regs clobbers.
550 * i386.c (ix86_expand_call): Add clobbers.
552 2009-01-06 Jan Hubicka <jh@suse.cz>
553 Kai Tietz <kai.tietz@onevision.com>
555 * i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used for w64 ABI.
556 * i386.c (struct ix86_frame): Add padding0 and nsseregs.
557 (ix86_nsaved_regs): Count only general purpose regs.
558 (ix86_nsaved_sseregs): New.
559 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
560 to 16 for w64; compute padding and size of sse reg save area.
561 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
562 general purpose regs.
563 (ix86_emit_save_sse_regs_using_mov): New.
564 (ix86_expand_prologue): Save SSE regs if needed.
565 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
566 (ix86_emit_restore_sse_regs_using_mov): New.
567 (ix86_expand_epilogue): Save SSE regs if needed.
569 2009-01-06 Jan Hubicka <jh@suse.cz>
570 Kai Tietz <kai.tietz@onevision.com>
572 * i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
573 * i386.c (init_cumulative_args): Disallow calls of MSABI functions
574 when accumulate outgoing args is off.
576 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
579 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
580 before using pseudos_have_intersected_live_ranges_p.
582 * ira-int.h (ira_assert): Always define.
584 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
586 AVX Programming Reference (December, 2008)
587 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
588 (_mm256_permute2_pd): Likewise.
589 (_mm_permute2_ps): Likewise.
590 (_mm256_permute2_ps): Likewise.
591 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
592 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
594 * config/i386/i386.c (ix86_builtins): Remove
595 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
596 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
597 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
598 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
599 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
600 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
601 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
602 __builtin_ia32_vpermil2ps256.
603 (ix86_init_mmx_sse_builtins): Updated.
604 (ix86_expand_args_builtin): Likewise.
606 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
608 * pa.c (output_call): Relocate non-jump insns in the delay slot of
609 long absolute calls when generating PA 2.0 code.
611 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
613 PR rtl-optimization/38583
614 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
616 * params.def (ira-max-conflict-table-size): New.
618 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
620 * ira.h (ira_conflicts_p): New external definition.
622 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
623 table. Report this. Return result of building.
624 (ira_build_conflicts): Use ira_conflicts_p. Check result of
625 building conflict table.
627 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
628 (ira_color): Use ira_conflicts_p.
630 * global.c: Include ira.h.
631 (pseudo_for_reload_consideration_p, build_insn_chain): Use
634 * Makefile.in (global.o): Add ira.h.
636 * ira-build.c (mark_all_loops_for_removal,
637 propagate_some_info_from_allocno): New.
638 (remove_unnecessary_allocnos): Call
639 propagate_some_info_from_allocno.
640 (remove_low_level_allocnos): New.
641 (remove_unnecessary_regions): Add parameter. Call
642 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
643 parameter to remove_unnecessary_regions.
644 (ira_build): Remove all regions but root if the conflict table was
645 not built. Update conflict hard regs for allocnos crossing calls.
647 * ira.c (ira_conflicts_p): New global.
648 (ira): Define and use ira_conflicts_p.
650 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
651 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
652 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
654 2009-01-06 Ben Elliston <bje@au.ibm.com>
656 * gengtype-lex.l (YY_NO_INPUT): Define.
658 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
661 * c-common.c (handle_vector_size_attribute): Also reject
664 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
666 PR tree-optimization/38492
667 * graphite.c (rename_map_elt, debug_rename_elt,
668 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
669 rename_map_elt_info, eq_rename_map_elts,
670 get_new_name_from_old_name, bb_in_sese_p): Moved around.
671 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
672 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
673 (sese_build_livein_liveouts): New.
674 (new_sese, free_sese): New.
675 (new_scop): Call new_sese.
676 (free_scop): Call free_sese.
677 (rename_variables_from_edge, rename_phis_end_scop): Removed.
678 (register_old_new_names): Renamed register_old_and_new_names.
679 (register_scop_liveout_renames, add_loop_exit_phis,
680 insert_loop_close_phis, struct igp,
681 default_liveout_before_guard, add_guard_exit_phis,
682 insert_guard_phis, copy_renames): New.
683 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
684 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
685 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
686 (scop_adjust_phis_for_liveouts): New.
687 (gloog): Call scop_adjust_phis_for_liveouts.
689 * graphite.h (struct sese): Documented. Added fields liveout,
691 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
692 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
693 (struct scop): Added field liveout_renames.
694 (SCOP_LIVEOUT_RENAMES): New.
696 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
698 PR tree-optimization/38510
699 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
700 (translate_clast): Call recompute_all_dominators before
702 (gloog): Call recompute_all_dominators before graphite_verify.
704 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
705 Jan Sjodin <jan.sjodin@amd.com>
707 PR tree-optimization/38500
708 * graphite.c (create_sese_edges): Call fix_loop_structure after
711 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
713 * config.gcc: Add m32r*-*-rtems*.
714 * config/m32r/rtems.h: New file.
716 2009-01-05 Ben Elliston <bje@au.ibm.com>
718 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
720 (po/gcc.pot): Likewise.
722 2009-01-04 David S. Miller <davem@davemloft.net>
724 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
725 (STARTING_FRAME_OFFSET): Always set to zero.
727 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
729 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
730 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
731 fixed-point types, and vectors of the same.
733 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
735 * config/mips/sync.md (*mb_barrier): Rename to...
736 (*memory_barrier): ...this.
738 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
740 * doc/extend.texi (Function Attributes): Move @cindex after @item
741 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
742 and put in alphabetical order. Fix 'target' name and put in order.
743 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
746 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
748 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
749 (memory_barrier): Expand as unspec instead of unspec_volatile.
750 Remove mem:BLK from insn operands. Use Pmode scratch register.
751 (*memory_barrier): Define as unspec instead of unspec_volatile.
752 Use (match_dup 0) as input operand.
754 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
755 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
756 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
757 scratch register. Remove operand 1.
758 (*stbar): Define as unspec instead of unspec_volatile.
759 Use (match_dup 0) as input operand, remove (const_int 8).
760 (*membar): Define as unspec instead of unspec_volatile.
761 Use (match_dup 0) as input operand, remove input operand 2.
763 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
764 (memory_barrier): Expand as unspec instead of unspec_volatile.
765 Remove mem:BLK from insn operands. Use Pmode scratch register.
766 (*memory_barrier): Define as unspec instead of unspec_volatile.
767 Use (match_dup 0) as input operand.
769 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
770 Remove mem:BLK from insn operands. Use Pmode scratch register.
771 Set volatile flag on operand 0.
772 (*memory_barrier): New insn pattern.
774 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
776 (*memory_barrier): Use (match_dup 0) as input operand.
778 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
779 Remove mem:BLK from insn operands. Use Pmode scratch register.
780 Set volatile flag on operand 0.
781 (*mb_internal): New insn pattern.
783 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
785 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
788 * function.c (struct temp_slot): Move to the section of the file
789 that deals with temp slots. Remove field 'address'.
790 (temp_slot_address_table): New hash table of address -> temp slot.
791 (struct temp_slot_address_entry): New struct, items for the table.
792 (temp_slot_address_compute_hash, temp_slot_address_hash,
793 temp_slot_address_eq, insert_temp_slot_address): Support functions
795 (find_temp_slot_from_address): Rewrite to use the new hash table.
796 (remove_unused_temp_slot_addresses): Remove addresses of temp
797 slots that have been made available.
798 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
799 worker function for remove_unused_temp_slot_addresses.
800 (assign_stack_temp_for_type): Don't clear the temp slot address list.
801 Add the temp slot address to the address -> temp slot map.
802 (update_temp_slot_address): Update via insert_temp_slot_address.
803 (free_temp_slots): Call remove_unused_temp_slot_addresses.
804 (pop_temp_slots): Likewise.
805 (init_temp_slots): Allocate the address -> temp slot map, or empty
806 the map if it is already allocated.
807 (prepare_function_start): Initialize temp slot processing.
809 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
812 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
813 Calculate the size of all stack vars assuming no packing of stack
814 vars will happen, replacing a quadratic algorithm with a linear one.
816 2009-01-03 Jakub Jelinek <jakub@redhat.com>
819 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
822 2009-01-03 Diego Novillo <dnovillo@google.com>
824 * doc/contrib.texi: Update contributions.
826 2009-01-03 Jakub Jelinek <jakub@redhat.com>
829 * builtins.c (fold_builtin_memory_op): Give up if either operand
830 is volatile. Set srctype or desttype to non-qualified version
834 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
837 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
839 PR rtl-optimization/35805
840 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
841 problem if fast dce is able to remove any instructions.
842 * dce.c (dce_process_block): Fix dump message.
844 2009-01-02 Mark Mitchell <mark@codesourcery.com>
847 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
849 2009-01-02 Jakub Jelinek <jakub@redhat.com>
852 * tree-flow.h (op_code_prio, op_prio): New prototypes.
853 * tree-pretty-print.c (op_code_prio): New function.
854 (op_prio): No longer static. Use op_code_prio.
855 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
856 Use op_prio and op_code_prio to determine if () should be
857 printed around operand(s) or not.
859 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
860 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
861 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
862 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
863 pp_character instead of pp_string for single letter printing.
865 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
867 * doc/extend.texi: Fix '#pragma GCC option' typo.
869 2009-01-02 Richard Guenther <rguenther@suse.de>
871 * doc/install.texi (--enable-checking): Mention different
873 (--enable-stage1-checking): Document.
875 2009-01-01 Andrew Pinski <pinskia@gmail.com>
878 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
881 2009-01-02 Ben Elliston <bje@au.ibm.com>
883 * config/fp-bit.h (pack_d): Constify argument.
884 * config/fp-bit.c (makenan): Constify return type. Remove casts.
885 (isnan): Constify argument.
889 (_fpadd_parts): Constify return type.
890 (_fpmul_parts): Likewise.
891 (_fpdiv_parts): Likewise.
893 2009-01-01 Jakub Jelinek <jakub@redhat.com>
896 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
897 warn about overwriting initializer with side-effects or
898 -Woverride-init if !IMPLICIT.
899 (output_init_element): Likewise. Pass IMPLICIT down to
901 (process_init_element): Add IMPLICIT argument. Pass it down
902 to output_init_element.
903 (push_init_element, pop_init_level, set_designator): Adjust
904 process_init_element callers.
905 (set_nonincremental_init, set_nonincremental_init_from_string):
906 Adjust add_pending_init callers.
907 (output_pending_init_elements): Adjust output_init_element callers.
908 * c-tree.h (process_init_element): Adjust prototype.
909 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
910 process_init_element callers.