1 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
4 * rtl.h (reinit_regs): New prototype.
5 * regclass.c: Include ira.h.
7 * Makefile.in (regclass.o): Add ira.h.
8 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
10 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
13 * c-common.c (handle_aligned_attribute): Use
14 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
15 default alignment value.
17 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
19 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
20 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
22 * doc/extend.texi: Update __attribute__ ((aligned)). Document
23 __BIGGEST_ALIGNMENT__.
25 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
27 2009-01-18 Richard Guenther <rguenther@suse.de>
29 PR tree-optimization/38819
30 * tree-flow.h (operation_could_trap_helper_p): Declare.
31 * tree-eh.c (operation_could_trap_helper_p): Export.
32 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
33 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
34 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
35 are about to insert a possibly trapping instruction and fail
38 2009-01-18 Andreas Schwab <schwab@suse.de>
40 * doc/install.texi (Configuration): Remove obsolete paragraph
41 about use of --with-gnu-ld with --with-gnu-as.
43 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
45 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
46 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
47 Follow spelling conventions.
49 2009-01-18 Ben Elliston <bje@au.ibm.com>
51 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
52 C++ warning about implicit conversion from void * to struct
54 (bitmap_obstack_free): Likewise for bitmap_element *.
55 * Makefile.in (bitmap.o-warn): Remove.
57 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
59 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
61 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
62 Tobias Grosser <tobi.grosser@amd.com>
64 * graphite.c (graphite_trans_scop_block): Do not block single
67 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
69 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
70 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
73 2009-01-16 Richard Guenther <rguenther@suse.de>
75 PR tree-optimization/38835
77 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
78 and INT + PTR -> (INT)(PTR p+ INT) folding.
79 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
81 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
84 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
85 the subreg from a lowpart subreg if it is also casting the value.
87 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
88 Tobias Grosser <tobi.grosser@amd.com>
90 * graphite.c (compare_prefix_loops): New.
91 (build_scop_canonical_schedules): Rewritten.
92 (graphite_transform_loops): Move build_scop_canonical_schedules
93 after build_scop_iteration_domain.
95 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
96 Tobias Grosser <tobi.grosser@amd.com>
98 * graphite.c (add_conditions_to_domain): Add the loops to
99 the dimension of the iteration domain. Do copy the domain
101 (build_scop_conditions_1): Do not call add_conditions_to_domain.
102 (add_conditions_to_constraints): New.
103 (can_generate_code_stmt, can_generate_code): Removed.
104 (gloog): Do not call can_generate_code.
105 (graphite_transform_loops): Call add_conditions_to_constraints
106 after building the iteration domain.
108 2009-01-16 Jakub Jelinek <jakub@redhat.com>
110 PR tree-optimization/38789
111 * tree-ssa-threadedge.c
112 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
113 __builtin_constant_p.
115 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
117 * dce.c (delete_unmarked_insns): Reversed the order that insns are
118 examined before deleting them.
120 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
122 * function.c (aggregate_value_p): Correctly extract the function
123 type from CALL_EXPR_FN lookup.
125 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
127 * config/picochip/picochip.c (picochip_override_options): Revert
128 CFI asm flag disable commited previously.
130 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
131 Tobias Grosser <tobi.grosser@amd.com>
132 Jan Sjodin <jan.sjodin@amd.com>
134 * graphite.c (scan_tree_for_params): On substractions negate
135 all the coefficients of the term.
136 (clast_to_gcc_expression_red): New. Handle reduction expressions
137 of more than two operands.
138 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
139 (get_vdef_before_scop): Handle also the case of default definitions.
141 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
143 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
144 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
145 Also use them when walking CALL_INSN_FUNCTION_USAGE.
147 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
148 Joey Ye <joey.ye@intel.com>
151 * cfgexpand.c (expand_stack_alignment): Don't update stack
152 boundary nor check incoming stack boundary here.
153 (gimple_expand_cfg): Update stack boundary and check incoming
156 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
158 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed
161 2009-01-14 Jakub Jelinek <jakub@redhat.com>
163 PR rtl-optimization/38245
164 * calls.c (expand_call): Add stack arguments to
165 CALL_INSN_FUNCTION_USAGE even for pure calls (when
166 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
167 in regs and partially in memory or BLKmode arguments.
168 (emit_library_call_value_1): Add stack arguments to
169 CALL_INSN_FUNCTION_USAGE even for pure calls (when
170 ACCUMULATE_OUTGOING_ARGS).
171 * dce.c: Include tm_p.h.
172 (find_call_stack_args): New function.
173 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
175 (mark_insn): Call find_call_stack_args for CALL_Ps.
176 (prescan_insns_for_dce): Walk insns backwards in bb rather than
177 forwards. Allocate and free arg_stores bitmap if needed, pass it
178 down to deletable_insn_p, don't mark stores set in arg_stores
179 bitmap, clear the bitmap at the beginning of each bb.
180 * Makefile.in (dce.o): Depend on $(TM_P_H).
182 2009-01-14 Michael Meissner <gnu@the-meissners.org>
185 * i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f' to make
186 sure the insn is a conditional test (bug 22599). Reformat a few long
189 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
192 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
193 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
194 (gloog): Do not call cleanup_tree_cfg.
195 (graphite_transform_loops): Call cleanup_tree_cfg after all
196 scops have been code generated.
198 2009-01-14 Vladimir Makarov <vmakarov@redhat.com>
200 * testsuite/g++.dg/torture/pr38811.C: New file.
202 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
203 * doc/gty.texi (Invoking the garbage collector): Added new node
204 and section documenting ggc_collect.
206 2009-01-14 Richard Guenther <rguenther@suse.de>
208 PR tree-optimization/38826
210 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
211 initialization notes only if we actually emitted a warning.
212 (intra_create_variable_infos): Add constraints for a result decl
213 that is passed by hidden reference.
214 (build_pred_graph): Mark all related variables non-direct on
217 2009-01-14 Nick Clifton <nickc@redhat.com>
219 * ira-conflicts.c: Include addresses.h for the definition of
221 (ira_build_conflicts): Use base_reg_class instead of
223 * Makefile.in: Add a dependency of ira-conflicts.o on
226 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
229 * Makefile.in (ira-lives.o): Add except.h.
231 * ira-lives.c: Include except.h.
232 (process_bb_node_lives): Process can_throw_internal.
234 2009-01-13 Jakub Jelinek <jakub@redhat.com>
236 PR rtl-optimization/38774
237 * combine.c (simplify_set): When undoing cc_use change, don't do
238 PUT_CODE on the newly created comparison, but instead put back the
241 2009-01-13 Joseph Myers <joseph@codesourcery.com>
243 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
244 values. Remove duplicate arm8 entry.
246 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
248 PR tree-optimization/38786
249 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
250 the SSA_NAME case of expand_scalar_variables_expr.
251 Set the type of an expression to the type of its assign statement.
252 (expand_scalar_variables_expr): Also gather the scalar computation
253 used to index the memory access. Do not pass loop_p.
254 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
255 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
256 the gimple_stmt_iterator where it inserts new code. Do not pass loop_p.
257 (copy_bb_and_scalar_dependences): Do not pass loop_p.
258 (translate_clast): Update call to copy_bb_and_scalar_dependences.
260 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
262 * graphite.h (debug_value): Removed.
263 * graphite.c (debug_value): Removed.
265 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
267 * arm.c (output_move_double): Don't synthesize thumb-2 ldrd/strd with
268 two 32-bit instructions.
270 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
272 * arm.c (struct processors): Pass for speed down into cost helper
274 (const_ok_for_op): Handle COMPARE and inequality nodes.
275 (arm_rtx_costs_1): Rewrite.
276 (arm_size_rtx_costs): Update prototype.
277 (arm_rtx_costs): Pass speed down to helper functions.
278 (arm_slowmul_rtx_costs): Rework cost calculations.
279 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
280 (arm_9e_rtx_costs): Likewise.
282 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
284 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
285 relocations of local symbols wider than UNITS_PER_WORD are not valid.
286 (alpha_legitimize_address): Do not split local symbols wider than
287 UNITS_PER_WORD into HIGH/LO_SUM parts.
289 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
292 * gcc.c (process_command): Replace call to execvp with calls
295 2009-01-03 Anatoly Sokolov <aesok@post.ru>
298 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
299 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
300 variant for devices with 3-byte PC.
301 (__tablejump_elpm__) : New.
303 2009-01-12 Jakub Jelinek <jakub@redhat.com>
306 * c-parser.c (c_parser_postfix_expression): Allow `->' in
307 offsetof member-designator, handle it as `[0].'.
309 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
311 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
312 function when not using named sections on targets with named sections
313 if branch distance is less than 262132.
315 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
317 * combine.c (combine_instructions): Recompute
318 optimize_this_for_speed_p for each BB in the main combine loop.
320 2009-01-12 Tomas Bily <tbily@suse.cz>
323 * tree-loop-distribution.c (prop_phis): New function.
324 (generate_builtin): Call prop_phis.
325 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
327 2009-01-12 Jakub Jelinek <jakub@redhat.com>
329 PR tree-optimization/38807
330 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
331 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
333 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
335 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
336 subreg of op0 to the original op0.
338 2009-01-11 Laurent GUERBY <laurent@guerby.net>
340 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
342 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
345 * gcc/mips-tfile.c (parse_def): Fix parsing of def strings
346 starting with digits.
348 2009-01-10 Jakub Jelinek <jakub@redhat.com>
351 * config/arm/arm.c (arm_is_long_call_p): Don't call
352 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
354 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
356 * regrename.c (regrename_optimize): Fix dumping.
357 (find_oldest_value_reg): Preserve REG_POINTER.
358 (copy_hardreg_forward_1): Likewise.
360 2009-01-09 Diego Novillo <dnovillo@google.com>
362 * gimple.h (struct gimple_statement_base)<uid>: Document
363 the restrictions on its use.
365 (gimple_set_uid): Tidy.
367 2009-01-09 Jakub Jelinek <jakub@redhat.com>
369 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
370 zero guard even if align_bytes != 0 and count is smaller than
373 2008-01-09 Vladimir Makarov <vmakarov@redhat.com>
375 PR rtl-optimization/38495
376 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
377 (add_range_and_copies_from_move_list): Print all added ranges.
378 Add ranges to memory optimized destination.
380 2009-01-09 Jakub Jelinek <jakub@redhat.com>
384 * config/i386/i386.c (override_options): Reject
385 -mstringop-strategy=rep_8byte with -m32.
386 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
387 to 1. Do count comparison against epilogue_size_needed at compile
388 time even when count_exp was constant forced into register. For
389 size_needed don't jump to epilogue, instead just avoid aligning
390 and invoke the body algorithm. If need_zero_guard, add zero guard
391 even if count is non-zero, but smaller than size_needed + number of
392 bytes that could be stored for alignment.
393 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
394 to 1. If need_zero_guard, add zero guard even if count is non-zero,
395 but smaller than size_needed + number of bytes that could be stored
396 for alignment. Compare size_needed with epilogue_size_needed instead
397 of desired_align - align, don't adjust size_needed, pass
398 epilogue_size_needed to the epilogue expanders.
401 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
403 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
405 * pa.c (last_address): Change to unsigned.
406 (update_total_code_bytes): Change argument to unsigned. Don't
407 check if insn addresses are set.
408 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
409 addresses are not set.
410 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
412 2009-01-09 Nick Clifton <nickc@redhat.com>
414 * config/sh/symbian.c: Replace uses of DECL_INLINE with
415 DECL_DECLARED_INLINE_P.
417 2009-01-09 Jakub Jelinek <jakub@redhat.com>
420 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
421 GET_MODE (op0) in operand_subword_force calls.
424 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
425 fold_convert arg0 operands to TREE_TYPE (op0) first.
427 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
429 * params.def (ira-max-conflict-table-size): Decrease default value
432 2009-01-08 Jakub Jelinek <jakub@redhat.com>
434 PR tree-optimization/37031
435 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
437 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
438 allocate it using gc instead of heap, use VEC_quick_push instead of
440 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
441 instead of heap, use VEC_quick_push instead of VEC_safe_push.
442 * tree-data-ref.h (struct access_matrix): Change matrix to gc
443 allocated vector from heap allocated.
444 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
445 * tree-loop-linear.c (linear_transform_loops): Allocate nest
446 vector only after perfect_loop_nest_depth call.
448 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
449 Jan Sjodin <jan.sjodin@amd.com>
451 PR tree-optimization/38559
452 * graphite.c (debug_value, copy_constraint,
453 swap_constraint_variables, scale_constraint_variable, ): New.
454 (get_lower_bound, get_upper_bound): Removed.
455 (graphite_trans_bb_strip_mine): Clean up this code that works
456 only for constant number of iterations. Fully copy upper and
457 lower bound constraints, not only the constant part of them.
458 * graphite.h (debug_value): Declared.
460 2009-01-08 Ira Rosen <irar@il.ibm.com>
462 PR tree-optimization/37194
463 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
464 Don't add the cost of cost model guard in prologue to scalar
465 outside cost in case of known number of iterations.
467 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
468 Alan Modra <amodra@bigpond.net.au>
470 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
471 non-word-aligned REG+CONST addressing.
473 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
476 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
477 free_after_compilation when outputting a thunk.
478 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
479 Do not call free_after_compilation here.
481 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
483 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
484 (ix86_valid_target_attribute_inner_p): Ditto.
486 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
488 PR tree-optimization/38492
489 PR tree-optimization/38498
490 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
491 * tree-chrec.h (scev_is_linear_expression): Declared.
492 * graphite.c (graphite_cannot_represent_loop_niter): New.
493 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
494 (graphite_loop_normal_form): Use gcc_assert.
495 (scan_tree_for_params): Use CASE_CONVERT.
496 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
497 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
498 Use gcc_assert. Discard scops that contain unhandled cases.
499 (build_scop_conditions): Return a boolean status for unhandled cases.
500 (strip_mine_profitable_p): Print the loop number, not its depth.
501 (is_interchange_valid): Pass the depth of the loop nest, don't
502 recompute it wrongly.
503 (graphite_trans_bb_block): Same.
504 (graphite_trans_bb_block): Print tentative of loop blocking.
505 (graphite_trans_scop_block): Do not print that the loop has been
507 (graphite_transform_loops): Do not handle scops that contain condition
510 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
512 AVX Programming Reference (December, 2008)
513 * config/i386/avxintrin.h (_mm256_stream_si256): New.
514 (_mm256_stream_pd): Likewise.
515 (_mm256_stream_ps): Likewise.
517 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
518 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
519 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
520 (bdesc_special_args): Add __builtin_ia32_movntdq256,
521 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
522 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
523 (ix86_expand_special_args_builtin): Likewise.
525 * config/i386/sse.md (AVXMODEDI): New.
526 (avx_movnt<mode>): Likewise.
527 (avx_movnt<mode>): Likewise.
528 (<sse>_movnt<mode>): Remove AVX support.
529 (sse2_movntv2di): Likewise.
531 2009-01-07 Richard Guenther <rguenther@suse.de>
534 * fold-const.c (extract_muldiv): Remove obsolete comment.
535 (fold_plusminus_mult_expr): Undo MINUS_EXPR
536 to PLUS_EXPR canonicalization for the canonicalization.
538 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
540 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
541 hosted cross-compilers generating less efficient code.
543 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
545 * function.h (rtl_data): Add a dbr_scheduled_p field.
546 * reorg.c (dbr_schedule): Set it.
547 (gate_handle_delay_slots): Check it.
548 * config/mips/mips.c (mips_base_delayed_branch): Delete.
549 (mips_reorg): Check flag_delayed_branch instead of
550 mips_base_delayed_branch.
551 (mips_override_options): Don't set mips_base_delayed_branch
552 or flag_delayed_branch.
554 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
556 PR rtl-optimization/38426.
557 * ira.c (ira): Set current_function_is_leaf earlier.
559 2009-01-06 Jakub Jelinek <jakub@redhat.com>
561 PR rtl-optimization/38722
562 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
563 too early, only set a flag and modify after last possible
566 2009-01-06 Janis Johnson <janis187@us.ibm.com>
569 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
570 * real.c (decimal_single_format): Correct values of emin and emax.
571 (decimal_double_format): Ditto.
572 (decimal_quad_format): Ditto.
573 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
574 computation of DECnn_MIN and DECnn_MAX for corrected values of
575 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
576 __DECnn_MIN__, and adjust its computation for the corrected value
579 2009-01-06 Jan Hubicka <jh@suse.cz>
582 * i386.c (ix86_expand_call): Use ARRAY_SIZE.
584 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
586 * doc/contrib.texi (Contributors): Slightly adjust the end note.
587 Add Robert Clark to the list of testers.
589 2009-01-06 Jan Hubicka <jh@suse.cz>
590 Kai Tietz <kai.tietz@onevision.com>
592 * i386.md (*msabi_syvabi): Add SSE regs clobbers.
593 * i386.c (ix86_expand_call): Add clobbers.
595 2009-01-06 Jan Hubicka <jh@suse.cz>
596 Kai Tietz <kai.tietz@onevision.com>
598 * i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used for w64 ABI.
599 * i386.c (struct ix86_frame): Add padding0 and nsseregs.
600 (ix86_nsaved_regs): Count only general purpose regs.
601 (ix86_nsaved_sseregs): New.
602 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
603 to 16 for w64; compute padding and size of sse reg save area.
604 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
605 general purpose regs.
606 (ix86_emit_save_sse_regs_using_mov): New.
607 (ix86_expand_prologue): Save SSE regs if needed.
608 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
609 (ix86_emit_restore_sse_regs_using_mov): New.
610 (ix86_expand_epilogue): Save SSE regs if needed.
612 2009-01-06 Jan Hubicka <jh@suse.cz>
613 Kai Tietz <kai.tietz@onevision.com>
615 * i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
616 * i386.c (init_cumulative_args): Disallow calls of MSABI functions
617 when accumulate outgoing args is off.
619 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
622 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
623 before using pseudos_have_intersected_live_ranges_p.
625 * ira-int.h (ira_assert): Always define.
627 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
629 AVX Programming Reference (December, 2008)
630 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
631 (_mm256_permute2_pd): Likewise.
632 (_mm_permute2_ps): Likewise.
633 (_mm256_permute2_ps): Likewise.
634 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
635 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
637 * config/i386/i386.c (ix86_builtins): Remove
638 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
639 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
640 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
641 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
642 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
643 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
644 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
645 __builtin_ia32_vpermil2ps256.
646 (ix86_init_mmx_sse_builtins): Updated.
647 (ix86_expand_args_builtin): Likewise.
649 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
651 * pa.c (output_call): Relocate non-jump insns in the delay slot of
652 long absolute calls when generating PA 2.0 code.
654 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
656 PR rtl-optimization/38583
657 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
659 * params.def (ira-max-conflict-table-size): New.
661 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
663 * ira.h (ira_conflicts_p): New external definition.
665 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
666 table. Report this. Return result of building.
667 (ira_build_conflicts): Use ira_conflicts_p. Check result of
668 building conflict table.
670 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
671 (ira_color): Use ira_conflicts_p.
673 * global.c: Include ira.h.
674 (pseudo_for_reload_consideration_p, build_insn_chain): Use
677 * Makefile.in (global.o): Add ira.h.
679 * ira-build.c (mark_all_loops_for_removal,
680 propagate_some_info_from_allocno): New.
681 (remove_unnecessary_allocnos): Call
682 propagate_some_info_from_allocno.
683 (remove_low_level_allocnos): New.
684 (remove_unnecessary_regions): Add parameter. Call
685 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
686 parameter to remove_unnecessary_regions.
687 (ira_build): Remove all regions but root if the conflict table was
688 not built. Update conflict hard regs for allocnos crossing calls.
690 * ira.c (ira_conflicts_p): New global.
691 (ira): Define and use ira_conflicts_p.
693 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
694 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
695 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
697 2009-01-06 Ben Elliston <bje@au.ibm.com>
699 * gengtype-lex.l (YY_NO_INPUT): Define.
701 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
704 * c-common.c (handle_vector_size_attribute): Also reject
707 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
709 PR tree-optimization/38492
710 * graphite.c (rename_map_elt, debug_rename_elt,
711 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
712 rename_map_elt_info, eq_rename_map_elts,
713 get_new_name_from_old_name, bb_in_sese_p): Moved around.
714 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
715 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
716 (sese_build_livein_liveouts): New.
717 (new_sese, free_sese): New.
718 (new_scop): Call new_sese.
719 (free_scop): Call free_sese.
720 (rename_variables_from_edge, rename_phis_end_scop): Removed.
721 (register_old_new_names): Renamed register_old_and_new_names.
722 (register_scop_liveout_renames, add_loop_exit_phis,
723 insert_loop_close_phis, struct igp,
724 default_liveout_before_guard, add_guard_exit_phis,
725 insert_guard_phis, copy_renames): New.
726 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
727 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
728 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
729 (scop_adjust_phis_for_liveouts): New.
730 (gloog): Call scop_adjust_phis_for_liveouts.
732 * graphite.h (struct sese): Documented. Added fields liveout,
734 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
735 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
736 (struct scop): Added field liveout_renames.
737 (SCOP_LIVEOUT_RENAMES): New.
739 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
741 PR tree-optimization/38510
742 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
743 (translate_clast): Call recompute_all_dominators before
745 (gloog): Call recompute_all_dominators before graphite_verify.
747 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
748 Jan Sjodin <jan.sjodin@amd.com>
750 PR tree-optimization/38500
751 * graphite.c (create_sese_edges): Call fix_loop_structure after
754 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
756 * config.gcc: Add m32r*-*-rtems*.
757 * config/m32r/rtems.h: New file.
759 2009-01-05 Ben Elliston <bje@au.ibm.com>
761 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
763 (po/gcc.pot): Likewise.
765 2009-01-04 David S. Miller <davem@davemloft.net>
767 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
768 (STARTING_FRAME_OFFSET): Always set to zero.
770 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
772 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
773 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
774 fixed-point types, and vectors of the same.
776 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
778 * config/mips/sync.md (*mb_barrier): Rename to...
779 (*memory_barrier): ...this.
781 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
783 * doc/extend.texi (Function Attributes): Move @cindex after @item
784 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
785 and put in alphabetical order. Fix 'target' name and put in order.
786 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
789 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
791 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
792 (memory_barrier): Expand as unspec instead of unspec_volatile.
793 Remove mem:BLK from insn operands. Use Pmode scratch register.
794 (*memory_barrier): Define as unspec instead of unspec_volatile.
795 Use (match_dup 0) as input operand.
797 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
798 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
799 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
800 scratch register. Remove operand 1.
801 (*stbar): Define as unspec instead of unspec_volatile.
802 Use (match_dup 0) as input operand, remove (const_int 8).
803 (*membar): Define as unspec instead of unspec_volatile.
804 Use (match_dup 0) as input operand, remove input operand 2.
806 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
807 (memory_barrier): Expand as unspec instead of unspec_volatile.
808 Remove mem:BLK from insn operands. Use Pmode scratch register.
809 (*memory_barrier): Define as unspec instead of unspec_volatile.
810 Use (match_dup 0) as input operand.
812 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
813 Remove mem:BLK from insn operands. Use Pmode scratch register.
814 Set volatile flag on operand 0.
815 (*memory_barrier): New insn pattern.
817 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
819 (*memory_barrier): Use (match_dup 0) as input operand.
821 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
822 Remove mem:BLK from insn operands. Use Pmode scratch register.
823 Set volatile flag on operand 0.
824 (*mb_internal): New insn pattern.
826 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
828 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
831 * function.c (struct temp_slot): Move to the section of the file
832 that deals with temp slots. Remove field 'address'.
833 (temp_slot_address_table): New hash table of address -> temp slot.
834 (struct temp_slot_address_entry): New struct, items for the table.
835 (temp_slot_address_compute_hash, temp_slot_address_hash,
836 temp_slot_address_eq, insert_temp_slot_address): Support functions
838 (find_temp_slot_from_address): Rewrite to use the new hash table.
839 (remove_unused_temp_slot_addresses): Remove addresses of temp
840 slots that have been made available.
841 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
842 worker function for remove_unused_temp_slot_addresses.
843 (assign_stack_temp_for_type): Don't clear the temp slot address list.
844 Add the temp slot address to the address -> temp slot map.
845 (update_temp_slot_address): Update via insert_temp_slot_address.
846 (free_temp_slots): Call remove_unused_temp_slot_addresses.
847 (pop_temp_slots): Likewise.
848 (init_temp_slots): Allocate the address -> temp slot map, or empty
849 the map if it is already allocated.
850 (prepare_function_start): Initialize temp slot processing.
852 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
855 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
856 Calculate the size of all stack vars assuming no packing of stack
857 vars will happen, replacing a quadratic algorithm with a linear one.
859 2009-01-03 Jakub Jelinek <jakub@redhat.com>
862 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
865 2009-01-03 Diego Novillo <dnovillo@google.com>
867 * doc/contrib.texi: Update contributions.
869 2009-01-03 Jakub Jelinek <jakub@redhat.com>
872 * builtins.c (fold_builtin_memory_op): Give up if either operand
873 is volatile. Set srctype or desttype to non-qualified version
877 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
880 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
882 PR rtl-optimization/35805
883 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
884 problem if fast dce is able to remove any instructions.
885 * dce.c (dce_process_block): Fix dump message.
887 2009-01-02 Mark Mitchell <mark@codesourcery.com>
890 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
892 2009-01-02 Jakub Jelinek <jakub@redhat.com>
895 * tree-flow.h (op_code_prio, op_prio): New prototypes.
896 * tree-pretty-print.c (op_code_prio): New function.
897 (op_prio): No longer static. Use op_code_prio.
898 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
899 Use op_prio and op_code_prio to determine if () should be
900 printed around operand(s) or not.
902 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
903 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
904 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
905 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
906 pp_character instead of pp_string for single letter printing.
908 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
910 * doc/extend.texi: Fix '#pragma GCC option' typo.
912 2009-01-02 Richard Guenther <rguenther@suse.de>
914 * doc/install.texi (--enable-checking): Mention different
916 (--enable-stage1-checking): Document.
918 2009-01-01 Andrew Pinski <pinskia@gmail.com>
921 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
924 2009-01-02 Ben Elliston <bje@au.ibm.com>
926 * config/fp-bit.h (pack_d): Constify argument.
927 * config/fp-bit.c (makenan): Constify return type. Remove casts.
928 (isnan): Constify argument.
932 (_fpadd_parts): Constify return type.
933 (_fpmul_parts): Likewise.
934 (_fpdiv_parts): Likewise.
936 2009-01-01 Jakub Jelinek <jakub@redhat.com>
939 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
940 warn about overwriting initializer with side-effects or
941 -Woverride-init if !IMPLICIT.
942 (output_init_element): Likewise. Pass IMPLICIT down to
944 (process_init_element): Add IMPLICIT argument. Pass it down
945 to output_init_element.
946 (push_init_element, pop_init_level, set_designator): Adjust
947 process_init_element callers.
948 (set_nonincremental_init, set_nonincremental_init_from_string):
949 Adjust add_pending_init callers.
950 (output_pending_init_elements): Adjust output_init_element callers.
951 * c-tree.h (process_init_element): Adjust prototype.
952 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
953 process_init_element callers.