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 *.
13 * Makefile.in (bitmap.o-warn): Remove goal.
15 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
17 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
19 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
20 Tobias Grosser <tobi.grosser@amd.com>
22 * graphite.c (graphite_trans_scop_block): Do not block single
25 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
27 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
28 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
31 2009-01-16 Richard Guenther <rguenther@suse.de>
33 PR tree-optimization/38835
35 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
36 and INT + PTR -> (INT)(PTR p+ INT) folding.
37 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
39 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
42 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
43 the subreg from a lowpart subreg if it is also casting the value.
45 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
46 Tobias Grosser <tobi.grosser@amd.com>
48 * graphite.c (compare_prefix_loops): New.
49 (build_scop_canonical_schedules): Rewritten.
50 (graphite_transform_loops): Move build_scop_canonical_schedules
51 after build_scop_iteration_domain.
53 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
54 Tobias Grosser <tobi.grosser@amd.com>
56 * graphite.c (add_conditions_to_domain): Add the loops to
57 the dimension of the iteration domain. Do copy the domain
59 (build_scop_conditions_1): Do not call add_conditions_to_domain.
60 (add_conditions_to_constraints): New.
61 (can_generate_code_stmt, can_generate_code): Removed.
62 (gloog): Do not call can_generate_code.
63 (graphite_transform_loops): Call add_conditions_to_constraints
64 after building the iteration domain.
66 2009-01-16 Jakub Jelinek <jakub@redhat.com>
68 PR tree-optimization/38789
69 * tree-ssa-threadedge.c
70 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
73 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
75 * dce.c (delete_unmarked_insns): Reversed the order that insns are
76 examined before deleting them.
78 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
80 * function.c (aggregate_value_p): Correctly extract the function
81 type from CALL_EXPR_FN lookup.
83 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
85 * config/picochip/picochip.c (picochip_override_options): Revert
86 CFI asm flag disable commited previously.
88 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
89 Tobias Grosser <tobi.grosser@amd.com>
90 Jan Sjodin <jan.sjodin@amd.com>
92 * graphite.c (scan_tree_for_params): On substractions negate
93 all the coefficients of the term.
94 (clast_to_gcc_expression_red): New. Handle reduction expressions
95 of more than two operands.
96 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
97 (get_vdef_before_scop): Handle also the case of default definitions.
99 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
101 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
102 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
103 Also use them when walking CALL_INSN_FUNCTION_USAGE.
105 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
106 Joey Ye <joey.ye@intel.com>
109 * cfgexpand.c (expand_stack_alignment): Don't update stack
110 boundary nor check incoming stack boundary here.
111 (gimple_expand_cfg): Update stack boundary and check incoming
114 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
116 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed
119 2009-01-14 Jakub Jelinek <jakub@redhat.com>
121 PR rtl-optimization/38245
122 * calls.c (expand_call): Add stack arguments to
123 CALL_INSN_FUNCTION_USAGE even for pure calls (when
124 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
125 in regs and partially in memory or BLKmode arguments.
126 (emit_library_call_value_1): Add stack arguments to
127 CALL_INSN_FUNCTION_USAGE even for pure calls (when
128 ACCUMULATE_OUTGOING_ARGS).
129 * dce.c: Include tm_p.h.
130 (find_call_stack_args): New function.
131 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
133 (mark_insn): Call find_call_stack_args for CALL_Ps.
134 (prescan_insns_for_dce): Walk insns backwards in bb rather than
135 forwards. Allocate and free arg_stores bitmap if needed, pass it
136 down to deletable_insn_p, don't mark stores set in arg_stores
137 bitmap, clear the bitmap at the beginning of each bb.
138 * Makefile.in (dce.o): Depend on $(TM_P_H).
140 2009-01-14 Michael Meissner <gnu@the-meissners.org>
143 * i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f' to make
144 sure the insn is a conditional test (bug 22599). Reformat a few long
147 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
150 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
151 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
152 (gloog): Do not call cleanup_tree_cfg.
153 (graphite_transform_loops): Call cleanup_tree_cfg after all
154 scops have been code generated.
156 2009-01-14 Vladimir Makarov <vmakarov@redhat.com>
158 * testsuite/g++.dg/torture/pr38811.C: New file.
160 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
161 * doc/gty.texi (Invoking the garbage collector): Added new node
162 and section documenting ggc_collect.
164 2009-01-14 Richard Guenther <rguenther@suse.de>
166 PR tree-optimization/38826
168 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
169 initialization notes only if we actually emitted a warning.
170 (intra_create_variable_infos): Add constraints for a result decl
171 that is passed by hidden reference.
172 (build_pred_graph): Mark all related variables non-direct on
175 2009-01-14 Nick Clifton <nickc@redhat.com>
177 * ira-conflicts.c: Include addresses.h for the definition of
179 (ira_build_conflicts): Use base_reg_class instead of
181 * Makefile.in: Add a dependency of ira-conflicts.o on
184 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
187 * Makefile.in (ira-lives.o): Add except.h.
189 * ira-lives.c: Include except.h.
190 (process_bb_node_lives): Process can_throw_internal.
192 2009-01-13 Jakub Jelinek <jakub@redhat.com>
194 PR rtl-optimization/38774
195 * combine.c (simplify_set): When undoing cc_use change, don't do
196 PUT_CODE on the newly created comparison, but instead put back the
199 2009-01-13 Joseph Myers <joseph@codesourcery.com>
201 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
202 values. Remove duplicate arm8 entry.
204 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
206 PR tree-optimization/38786
207 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
208 the SSA_NAME case of expand_scalar_variables_expr.
209 Set the type of an expression to the type of its assign statement.
210 (expand_scalar_variables_expr): Also gather the scalar computation
211 used to index the memory access. Do not pass loop_p.
212 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
213 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
214 the gimple_stmt_iterator where it inserts new code. Do not pass loop_p.
215 (copy_bb_and_scalar_dependences): Do not pass loop_p.
216 (translate_clast): Update call to copy_bb_and_scalar_dependences.
218 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
220 * graphite.h (debug_value): Removed.
221 * graphite.c (debug_value): Removed.
223 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
225 * arm.c (output_move_double): Don't synthesize thumb-2 ldrd/strd with
226 two 32-bit instructions.
228 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
230 * arm.c (struct processors): Pass for speed down into cost helper
232 (const_ok_for_op): Handle COMPARE and inequality nodes.
233 (arm_rtx_costs_1): Rewrite.
234 (arm_size_rtx_costs): Update prototype.
235 (arm_rtx_costs): Pass speed down to helper functions.
236 (arm_slowmul_rtx_costs): Rework cost calculations.
237 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
238 (arm_9e_rtx_costs): Likewise.
240 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
242 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
243 relocations of local symbols wider than UNITS_PER_WORD are not valid.
244 (alpha_legitimize_address): Do not split local symbols wider than
245 UNITS_PER_WORD into HIGH/LO_SUM parts.
247 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
250 * gcc.c (process_command): Replace call to execvp with calls
253 2009-01-03 Anatoly Sokolov <aesok@post.ru>
256 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
257 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
258 variant for devices with 3-byte PC.
259 (__tablejump_elpm__) : New.
261 2009-01-12 Jakub Jelinek <jakub@redhat.com>
264 * c-parser.c (c_parser_postfix_expression): Allow `->' in
265 offsetof member-designator, handle it as `[0].'.
267 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
269 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
270 function when not using named sections on targets with named sections
271 if branch distance is less than 262132.
273 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
275 * combine.c (combine_instructions): Recompute
276 optimize_this_for_speed_p for each BB in the main combine loop.
278 2009-01-12 Tomas Bily <tbily@suse.cz>
281 * tree-loop-distribution.c (prop_phis): New function.
282 (generate_builtin): Call prop_phis.
283 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
285 2009-01-12 Jakub Jelinek <jakub@redhat.com>
287 PR tree-optimization/38807
288 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
289 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
291 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
293 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
294 subreg of op0 to the original op0.
296 2009-01-11 Laurent GUERBY <laurent@guerby.net>
298 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
300 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
303 * gcc/mips-tfile.c (parse_def): Fix parsing of def strings
304 starting with digits.
306 2009-01-10 Jakub Jelinek <jakub@redhat.com>
309 * config/arm/arm.c (arm_is_long_call_p): Don't call
310 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
312 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
314 * regrename.c (regrename_optimize): Fix dumping.
315 (find_oldest_value_reg): Preserve REG_POINTER.
316 (copy_hardreg_forward_1): Likewise.
318 2009-01-09 Diego Novillo <dnovillo@google.com>
320 * gimple.h (struct gimple_statement_base)<uid>: Document
321 the restrictions on its use.
323 (gimple_set_uid): Tidy.
325 2009-01-09 Jakub Jelinek <jakub@redhat.com>
327 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
328 zero guard even if align_bytes != 0 and count is smaller than
331 2008-01-09 Vladimir Makarov <vmakarov@redhat.com>
333 PR rtl-optimization/38495
334 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
335 (add_range_and_copies_from_move_list): Print all added ranges.
336 Add ranges to memory optimized destination.
338 2009-01-09 Jakub Jelinek <jakub@redhat.com>
342 * config/i386/i386.c (override_options): Reject
343 -mstringop-strategy=rep_8byte with -m32.
344 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
345 to 1. Do count comparison against epilogue_size_needed at compile
346 time even when count_exp was constant forced into register. For
347 size_needed don't jump to epilogue, instead just avoid aligning
348 and invoke the body algorithm. If need_zero_guard, add zero guard
349 even if count is non-zero, but smaller than size_needed + number of
350 bytes that could be stored for alignment.
351 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
352 to 1. If need_zero_guard, add zero guard even if count is non-zero,
353 but smaller than size_needed + number of bytes that could be stored
354 for alignment. Compare size_needed with epilogue_size_needed instead
355 of desired_align - align, don't adjust size_needed, pass
356 epilogue_size_needed to the epilogue expanders.
359 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
361 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
363 * pa.c (last_address): Change to unsigned.
364 (update_total_code_bytes): Change argument to unsigned. Don't
365 check if insn addresses are set.
366 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
367 addresses are not set.
368 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
370 2009-01-09 Nick Clifton <nickc@redhat.com>
372 * config/sh/symbian.c: Replace uses of DECL_INLINE with
373 DECL_DECLARED_INLINE_P.
375 2009-01-09 Jakub Jelinek <jakub@redhat.com>
378 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
379 GET_MODE (op0) in operand_subword_force calls.
382 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
383 fold_convert arg0 operands to TREE_TYPE (op0) first.
385 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
387 * params.def (ira-max-conflict-table-size): Decrease default value
390 2009-01-08 Jakub Jelinek <jakub@redhat.com>
392 PR tree-optimization/37031
393 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
395 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
396 allocate it using gc instead of heap, use VEC_quick_push instead of
398 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
399 instead of heap, use VEC_quick_push instead of VEC_safe_push.
400 * tree-data-ref.h (struct access_matrix): Change matrix to gc
401 allocated vector from heap allocated.
402 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
403 * tree-loop-linear.c (linear_transform_loops): Allocate nest
404 vector only after perfect_loop_nest_depth call.
406 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
407 Jan Sjodin <jan.sjodin@amd.com>
409 PR tree-optimization/38559
410 * graphite.c (debug_value, copy_constraint,
411 swap_constraint_variables, scale_constraint_variable, ): New.
412 (get_lower_bound, get_upper_bound): Removed.
413 (graphite_trans_bb_strip_mine): Clean up this code that works
414 only for constant number of iterations. Fully copy upper and
415 lower bound constraints, not only the constant part of them.
416 * graphite.h (debug_value): Declared.
418 2009-01-08 Ira Rosen <irar@il.ibm.com>
420 PR tree-optimization/37194
421 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
422 Don't add the cost of cost model guard in prologue to scalar
423 outside cost in case of known number of iterations.
425 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
426 Alan Modra <amodra@bigpond.net.au>
428 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
429 non-word-aligned REG+CONST addressing.
431 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
434 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
435 free_after_compilation when outputting a thunk.
436 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
437 Do not call free_after_compilation here.
439 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
441 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
442 (ix86_valid_target_attribute_inner_p): Ditto.
444 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
446 PR tree-optimization/38492
447 PR tree-optimization/38498
448 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
449 * tree-chrec.h (scev_is_linear_expression): Declared.
450 * graphite.c (graphite_cannot_represent_loop_niter): New.
451 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
452 (graphite_loop_normal_form): Use gcc_assert.
453 (scan_tree_for_params): Use CASE_CONVERT.
454 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
455 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
456 Use gcc_assert. Discard scops that contain unhandled cases.
457 (build_scop_conditions): Return a boolean status for unhandled cases.
458 (strip_mine_profitable_p): Print the loop number, not its depth.
459 (is_interchange_valid): Pass the depth of the loop nest, don't
460 recompute it wrongly.
461 (graphite_trans_bb_block): Same.
462 (graphite_trans_bb_block): Print tentative of loop blocking.
463 (graphite_trans_scop_block): Do not print that the loop has been
465 (graphite_transform_loops): Do not handle scops that contain condition
468 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
470 AVX Programming Reference (December, 2008)
471 * config/i386/avxintrin.h (_mm256_stream_si256): New.
472 (_mm256_stream_pd): Likewise.
473 (_mm256_stream_ps): Likewise.
475 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
476 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
477 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
478 (bdesc_special_args): Add __builtin_ia32_movntdq256,
479 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
480 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
481 (ix86_expand_special_args_builtin): Likewise.
483 * config/i386/sse.md (AVXMODEDI): New.
484 (avx_movnt<mode>): Likewise.
485 (avx_movnt<mode>): Likewise.
486 (<sse>_movnt<mode>): Remove AVX support.
487 (sse2_movntv2di): Likewise.
489 2009-01-07 Richard Guenther <rguenther@suse.de>
492 * fold-const.c (extract_muldiv): Remove obsolete comment.
493 (fold_plusminus_mult_expr): Undo MINUS_EXPR
494 to PLUS_EXPR canonicalization for the canonicalization.
496 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
498 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
499 hosted cross-compilers generating less efficient code.
501 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
503 * function.h (rtl_data): Add a dbr_scheduled_p field.
504 * reorg.c (dbr_schedule): Set it.
505 (gate_handle_delay_slots): Check it.
506 * config/mips/mips.c (mips_base_delayed_branch): Delete.
507 (mips_reorg): Check flag_delayed_branch instead of
508 mips_base_delayed_branch.
509 (mips_override_options): Don't set mips_base_delayed_branch
510 or flag_delayed_branch.
512 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
514 PR rtl-optimization/38426.
515 * ira.c (ira): Set current_function_is_leaf earlier.
517 2009-01-06 Jakub Jelinek <jakub@redhat.com>
519 PR rtl-optimization/38722
520 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
521 too early, only set a flag and modify after last possible
524 2009-01-06 Janis Johnson <janis187@us.ibm.com>
527 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
528 * real.c (decimal_single_format): Correct values of emin and emax.
529 (decimal_double_format): Ditto.
530 (decimal_quad_format): Ditto.
531 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
532 computation of DECnn_MIN and DECnn_MAX for corrected values of
533 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
534 __DECnn_MIN__, and adjust its computation for the corrected value
537 2009-01-06 Jan Hubicka <jh@suse.cz>
540 * i386.c (ix86_expand_call): Use ARRAY_SIZE.
542 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
544 * doc/contrib.texi (Contributors): Slightly adjust the end note.
545 Add Robert Clark to the list of testers.
547 2009-01-06 Jan Hubicka <jh@suse.cz>
548 Kai Tietz <kai.tietz@onevision.com>
550 * i386.md (*msabi_syvabi): Add SSE regs clobbers.
551 * i386.c (ix86_expand_call): Add clobbers.
553 2009-01-06 Jan Hubicka <jh@suse.cz>
554 Kai Tietz <kai.tietz@onevision.com>
556 * i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used for w64 ABI.
557 * i386.c (struct ix86_frame): Add padding0 and nsseregs.
558 (ix86_nsaved_regs): Count only general purpose regs.
559 (ix86_nsaved_sseregs): New.
560 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
561 to 16 for w64; compute padding and size of sse reg save area.
562 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
563 general purpose regs.
564 (ix86_emit_save_sse_regs_using_mov): New.
565 (ix86_expand_prologue): Save SSE regs if needed.
566 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
567 (ix86_emit_restore_sse_regs_using_mov): New.
568 (ix86_expand_epilogue): Save SSE regs if needed.
570 2009-01-06 Jan Hubicka <jh@suse.cz>
571 Kai Tietz <kai.tietz@onevision.com>
573 * i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
574 * i386.c (init_cumulative_args): Disallow calls of MSABI functions
575 when accumulate outgoing args is off.
577 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
580 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
581 before using pseudos_have_intersected_live_ranges_p.
583 * ira-int.h (ira_assert): Always define.
585 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
587 AVX Programming Reference (December, 2008)
588 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
589 (_mm256_permute2_pd): Likewise.
590 (_mm_permute2_ps): Likewise.
591 (_mm256_permute2_ps): Likewise.
592 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
593 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
595 * config/i386/i386.c (ix86_builtins): Remove
596 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
597 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
598 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
599 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
600 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
601 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
602 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
603 __builtin_ia32_vpermil2ps256.
604 (ix86_init_mmx_sse_builtins): Updated.
605 (ix86_expand_args_builtin): Likewise.
607 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
609 * pa.c (output_call): Relocate non-jump insns in the delay slot of
610 long absolute calls when generating PA 2.0 code.
612 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
614 PR rtl-optimization/38583
615 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
617 * params.def (ira-max-conflict-table-size): New.
619 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
621 * ira.h (ira_conflicts_p): New external definition.
623 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
624 table. Report this. Return result of building.
625 (ira_build_conflicts): Use ira_conflicts_p. Check result of
626 building conflict table.
628 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
629 (ira_color): Use ira_conflicts_p.
631 * global.c: Include ira.h.
632 (pseudo_for_reload_consideration_p, build_insn_chain): Use
635 * Makefile.in (global.o): Add ira.h.
637 * ira-build.c (mark_all_loops_for_removal,
638 propagate_some_info_from_allocno): New.
639 (remove_unnecessary_allocnos): Call
640 propagate_some_info_from_allocno.
641 (remove_low_level_allocnos): New.
642 (remove_unnecessary_regions): Add parameter. Call
643 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
644 parameter to remove_unnecessary_regions.
645 (ira_build): Remove all regions but root if the conflict table was
646 not built. Update conflict hard regs for allocnos crossing calls.
648 * ira.c (ira_conflicts_p): New global.
649 (ira): Define and use ira_conflicts_p.
651 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
652 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
653 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
655 2009-01-06 Ben Elliston <bje@au.ibm.com>
657 * gengtype-lex.l (YY_NO_INPUT): Define.
659 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
662 * c-common.c (handle_vector_size_attribute): Also reject
665 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
667 PR tree-optimization/38492
668 * graphite.c (rename_map_elt, debug_rename_elt,
669 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
670 rename_map_elt_info, eq_rename_map_elts,
671 get_new_name_from_old_name, bb_in_sese_p): Moved around.
672 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
673 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
674 (sese_build_livein_liveouts): New.
675 (new_sese, free_sese): New.
676 (new_scop): Call new_sese.
677 (free_scop): Call free_sese.
678 (rename_variables_from_edge, rename_phis_end_scop): Removed.
679 (register_old_new_names): Renamed register_old_and_new_names.
680 (register_scop_liveout_renames, add_loop_exit_phis,
681 insert_loop_close_phis, struct igp,
682 default_liveout_before_guard, add_guard_exit_phis,
683 insert_guard_phis, copy_renames): New.
684 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
685 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
686 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
687 (scop_adjust_phis_for_liveouts): New.
688 (gloog): Call scop_adjust_phis_for_liveouts.
690 * graphite.h (struct sese): Documented. Added fields liveout,
692 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
693 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
694 (struct scop): Added field liveout_renames.
695 (SCOP_LIVEOUT_RENAMES): New.
697 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
699 PR tree-optimization/38510
700 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
701 (translate_clast): Call recompute_all_dominators before
703 (gloog): Call recompute_all_dominators before graphite_verify.
705 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
706 Jan Sjodin <jan.sjodin@amd.com>
708 PR tree-optimization/38500
709 * graphite.c (create_sese_edges): Call fix_loop_structure after
712 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
714 * config.gcc: Add m32r*-*-rtems*.
715 * config/m32r/rtems.h: New file.
717 2009-01-05 Ben Elliston <bje@au.ibm.com>
719 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
721 (po/gcc.pot): Likewise.
723 2009-01-04 David S. Miller <davem@davemloft.net>
725 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
726 (STARTING_FRAME_OFFSET): Always set to zero.
728 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
730 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
731 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
732 fixed-point types, and vectors of the same.
734 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
736 * config/mips/sync.md (*mb_barrier): Rename to...
737 (*memory_barrier): ...this.
739 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
741 * doc/extend.texi (Function Attributes): Move @cindex after @item
742 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
743 and put in alphabetical order. Fix 'target' name and put in order.
744 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
747 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
749 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
750 (memory_barrier): Expand as unspec instead of unspec_volatile.
751 Remove mem:BLK from insn operands. Use Pmode scratch register.
752 (*memory_barrier): Define as unspec instead of unspec_volatile.
753 Use (match_dup 0) as input operand.
755 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
756 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
757 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
758 scratch register. Remove operand 1.
759 (*stbar): Define as unspec instead of unspec_volatile.
760 Use (match_dup 0) as input operand, remove (const_int 8).
761 (*membar): Define as unspec instead of unspec_volatile.
762 Use (match_dup 0) as input operand, remove input operand 2.
764 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
765 (memory_barrier): Expand as unspec instead of unspec_volatile.
766 Remove mem:BLK from insn operands. Use Pmode scratch register.
767 (*memory_barrier): Define as unspec instead of unspec_volatile.
768 Use (match_dup 0) as input operand.
770 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
771 Remove mem:BLK from insn operands. Use Pmode scratch register.
772 Set volatile flag on operand 0.
773 (*memory_barrier): New insn pattern.
775 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
777 (*memory_barrier): Use (match_dup 0) as input operand.
779 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
780 Remove mem:BLK from insn operands. Use Pmode scratch register.
781 Set volatile flag on operand 0.
782 (*mb_internal): New insn pattern.
784 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
786 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
789 * function.c (struct temp_slot): Move to the section of the file
790 that deals with temp slots. Remove field 'address'.
791 (temp_slot_address_table): New hash table of address -> temp slot.
792 (struct temp_slot_address_entry): New struct, items for the table.
793 (temp_slot_address_compute_hash, temp_slot_address_hash,
794 temp_slot_address_eq, insert_temp_slot_address): Support functions
796 (find_temp_slot_from_address): Rewrite to use the new hash table.
797 (remove_unused_temp_slot_addresses): Remove addresses of temp
798 slots that have been made available.
799 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
800 worker function for remove_unused_temp_slot_addresses.
801 (assign_stack_temp_for_type): Don't clear the temp slot address list.
802 Add the temp slot address to the address -> temp slot map.
803 (update_temp_slot_address): Update via insert_temp_slot_address.
804 (free_temp_slots): Call remove_unused_temp_slot_addresses.
805 (pop_temp_slots): Likewise.
806 (init_temp_slots): Allocate the address -> temp slot map, or empty
807 the map if it is already allocated.
808 (prepare_function_start): Initialize temp slot processing.
810 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
813 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
814 Calculate the size of all stack vars assuming no packing of stack
815 vars will happen, replacing a quadratic algorithm with a linear one.
817 2009-01-03 Jakub Jelinek <jakub@redhat.com>
820 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
823 2009-01-03 Diego Novillo <dnovillo@google.com>
825 * doc/contrib.texi: Update contributions.
827 2009-01-03 Jakub Jelinek <jakub@redhat.com>
830 * builtins.c (fold_builtin_memory_op): Give up if either operand
831 is volatile. Set srctype or desttype to non-qualified version
835 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
838 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
840 PR rtl-optimization/35805
841 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
842 problem if fast dce is able to remove any instructions.
843 * dce.c (dce_process_block): Fix dump message.
845 2009-01-02 Mark Mitchell <mark@codesourcery.com>
848 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
850 2009-01-02 Jakub Jelinek <jakub@redhat.com>
853 * tree-flow.h (op_code_prio, op_prio): New prototypes.
854 * tree-pretty-print.c (op_code_prio): New function.
855 (op_prio): No longer static. Use op_code_prio.
856 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
857 Use op_prio and op_code_prio to determine if () should be
858 printed around operand(s) or not.
860 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
861 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
862 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
863 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
864 pp_character instead of pp_string for single letter printing.
866 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
868 * doc/extend.texi: Fix '#pragma GCC option' typo.
870 2009-01-02 Richard Guenther <rguenther@suse.de>
872 * doc/install.texi (--enable-checking): Mention different
874 (--enable-stage1-checking): Document.
876 2009-01-01 Andrew Pinski <pinskia@gmail.com>
879 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
882 2009-01-02 Ben Elliston <bje@au.ibm.com>
884 * config/fp-bit.h (pack_d): Constify argument.
885 * config/fp-bit.c (makenan): Constify return type. Remove casts.
886 (isnan): Constify argument.
890 (_fpadd_parts): Constify return type.
891 (_fpmul_parts): Likewise.
892 (_fpdiv_parts): Likewise.
894 2009-01-01 Jakub Jelinek <jakub@redhat.com>
897 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
898 warn about overwriting initializer with side-effects or
899 -Woverride-init if !IMPLICIT.
900 (output_init_element): Likewise. Pass IMPLICIT down to
902 (process_init_element): Add IMPLICIT argument. Pass it down
903 to output_init_element.
904 (push_init_element, pop_init_level, set_designator): Adjust
905 process_init_element callers.
906 (set_nonincremental_init, set_nonincremental_init_from_string):
907 Adjust add_pending_init callers.
908 (output_pending_init_elements): Adjust output_init_element callers.
909 * c-tree.h (process_init_element): Adjust prototype.
910 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
911 process_init_element callers.