1 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
3 * config/i386/bsd.h (ASM_BYTE): New define.
4 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
5 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
6 .byte. Use fputs or putc instead of fprintf where appropriate.
7 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
8 fputs or putc instead of fprintf where appropriate.
9 * config/i386/i386elf.h: Ditto.
10 * config/i386/sysv4.h: Ditto.
12 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
13 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
14 (*tls_global_dynamic_64): Ditto.
16 2009-07-31 Christian Bruel <christian.bruel@st.com>
18 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
20 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
23 Remove dead code for MINUS.
25 2009-07-31 Anthony Green <green@moxielogic.com>
27 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
29 (moxie_expand_epilogue): Ditto for epilogue.
30 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
32 (moxie_function_arg): Ditto.
33 (moxie_pass_by_reference): Ditto.
34 (moxie_arg_partial_bytes): Ditto.
35 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
36 (FUNCTION_ARG_ADVANCE) Ditto.
37 (REG_PARM_STACK_SPACE) Ditto.
38 (FUNCTION_ARG_REGNO_P) Dito.
40 * config.gcc: Add moxie linux config support.
41 * gcc/config/moxie/uclinux.h: New file.
43 2009-07-31 DJ Delorie <dj@redhat.com>
45 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
46 (UNSPECV_SP_SWITCH_E): New.
47 (sp_switch_1): Change to an unspec.
48 (sp_switch_2): Change to an unspec. Don't use post-inc when we
50 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
51 reference the new stack's address
53 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
55 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
56 graphite-clast-to-gimple.o, graphite-dependences.o,
57 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
58 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
60 graphite-clast-to-gimple.o, graphite-dependences.o,
61 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
62 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
63 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
64 * cfgloop.h (struct loop): Add can_be_parallel field.
65 * common.opt (fgraphite-identity): Moved up.
66 (fgraphite-force-parallel): New flag.
67 * graphite.c: Rewrite.
68 * graphite.h: Rewrite.
69 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
71 * toplev.c (graphite_out_file): New file descriptor.
72 (graphite_in_file): New.
73 (process_options): flag_graphite_force_parallel cannot be used without
75 * tree-ssa-loop.c: Include toplev.h.
76 (gate_graphite_transforms): Enable flag_graphite for
77 flag_graphite_force_parallel.
79 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
81 * ChangeLog.graphite: New.
82 * graphite-blocking.c: New.
83 * graphite-clast-to-gimple.c: New.
84 * graphite-clast-to-gimple.h: New.
85 * graphite-dependences.c: New.
86 * graphite-dependences.h: New.
87 * graphite-interchange.c: New.
88 * graphite-poly.c: New.
89 * graphite-poly.h: New.
90 * graphite-ppl.c: New.
91 * graphite-ppl.h: New.
92 * graphite-scop-detection.c: New.
93 * graphite-scop-detection.h: New.
94 * graphite-sese-to-poly.c: New.
95 * graphite-sese-to-poly.h: New.
99 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
101 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
102 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
104 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
106 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
107 (scev_is_linear_expression): Return false if the evolution is not
110 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
112 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
113 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
115 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
117 * tree-data-ref.c (debug_data_references): New.
118 (debug_data_reference): New.
119 * tree-data-ref.h (debug_data_references): Declared.
120 (debug_data_reference): Declared.
122 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
124 * tree-data-ref.c (stmt_simple_memref_p: Removed.
125 * tree-data-ref.h (scop_p): Removed.
126 (struct data_reference): Remove field scop.
128 (stmt_simple_memref_p): Removed.
130 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
132 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
133 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
136 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
138 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
140 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
142 * doc/invoke.texi (-fgraphite-identity): Documented.
144 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
146 * tree-scalar-evolution.c: Fix comment.
147 (instantiate_scev_1): Return unknow from scev instantiation if the
148 result is not above instantiate_below.
150 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
152 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
153 static anymore. Instantiate the symbols that may have been introduced
155 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
158 2009-07-30 DJ Delorie <dj@redhat.com>
160 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
161 .vliw directive to VLIW sections.
163 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
165 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
167 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
168 (AUTOHEADER): New variable.
169 ($(srcdir)/cstamp-h.in): Use it.
171 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
172 Pat Haugen <pthaugen@us.ibm.com>
173 Revital Eres <ERES@il.ibm.com>
175 * config/rs6000/vector.md (VEC_F): Add VSX support.
179 (vector_load_<mode>): Ditto.
180 (vector_store_<mode>): Ditto.
181 (vector GPR move split): Ditto.
182 (vec_reload_and_plus_<mptrsize>): Ditto.
183 (vec_reload_and_reg_<mptrsize>): Ditto.
189 (smin<mode>3): Ditto.
190 (smax<mode>3): Ditto.
191 (vector_eq<mode>): Ditto.
192 (vector_gt<mode>): Ditto.
193 (vector_ge<mode>): Ditto.
194 (vector_gtu<mode>): Ditto.
195 (vector_select_<mode>_uns): Ditto.
196 (vector_eq_<mode>_p): Ditto.
197 (vector_gt_<mode>_p): Ditto.
198 (vector_ge_<mode>_p): Ditto.
199 (vector_gtu_<mode>_p): Ditto.
200 (cr6_test_for_zero): Ditto.
201 (cr6_test_for_zero_reverse): Ditto.
202 (cr6_test_for_lt): Ditto.
203 (cr6_test_for_lt_reverse): Ditto.
207 (one_cmpl<mode>2): Ditto.
209 (andc<mode>2): Ditto.
210 (float<VEC_int<mode>2): Ditto.
211 (unsigned_float<VEC_int><mode>2): Ditto.
212 (fix_trunc<mode><VEC_int>2): Ditto.
213 (fixuns_trunc<mode><VEC_int>2): Ditto.
215 (vec_set<mode>): Ditto.
216 (vec_extract<mode>): Ditto.
217 (vec_interleave_highv4sf): Ditto.
218 (vec_interleave_lowv4sf): Ditto.
219 (vec_realign_load_<mode>): Ditto.
220 (vec_shl_<mode>): Ditto.
221 (vec_shr_<mode>): Ditto.
222 (div<mode>3): New patterns for VSX.
223 (vec_interleave_highv2df): Ditto.
224 (vec_interleave_lowv2df): Ditto.
225 (vec_pack_trunc_v2df): Ditto.
226 (vec_pack_sfix_trunc_v2df): Ditto.
227 (vec_pack_ufix_trunc_v2df): Ditto.
228 (vec_unpacks_hi_v4sf): Ditto.
229 (vec_unpacks_lo_v4sf): Ditto.
230 (vec_unpacks_float_hi_v4si): Ditto.
231 (vec_unpacku_float_lo_v4si): Ditto.
232 (vec_unpacku_float_hi_v4si): Ditto.
233 (vec_unpacks_float_lo_v4si): Ditto.
234 (movmisalign<mode>): Ditto.
235 (vector_ceil<mode>2): New patterns for vectorizing math library.
236 (vector_floor<mode>2): Ditto.
237 (vector_btrunc<mode>2): Ditto.
238 (vector_copysign<mode>3): Ditto.
240 * config/rs6000/predicates.md (easy_vector_constant_msb): New
241 predicate for setting the high bit in each word, used for copysign.
243 * config/rs6000/ppc-asm.h (f19): Whitespace.
244 (f32-f63): Define if VSX.
245 (v0-v31): Define if Altivec.
246 (vs0-vs63): Define if VSX.
248 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
250 * config/rs6000/power7.md: New file, provide tuning parameters for
253 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
254 (rs6000_cpu_cpp_builtins): Ditto.
255 (altivec_overloaded_builtins): Ditto.
256 (altivec_resolve_overloaded_builtin): Ditto.
258 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
259 debug switch to disable vectorizing simple math builtin
262 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
263 Vectorize simple math builtin functions.
264 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
265 hook to vectorize math builtins.
266 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
267 (rs6000_builtin_conversion): Add VSX/power7 support.
268 (rs6000_builtin_vec_perm): Ditto.
269 (vsplits_constant): Add support for loading up a vector constant
270 with just the high bit set in each part.
271 (rs6000_expand_vector_init): Add VSX/power7 support.
272 (rs6000_expand_vector_set): Ditto.
273 (rs6000_expand_vector_extract): Ditto.
274 (rs6000_emit_move): Ditto.
278 (rs6000_expand_ternop_builtin): Ditto.
279 (altivec_expand_builtin): Ditto.
280 (rs6000_expand_unop_builtin): Ditto.
281 (rs6000_init_builtins): Ditto.
282 (altivec_init_builtins): Ditto.
283 (builtin_function_type): Ditto.
284 (rs6000_common_init_builtins): Ditto.
285 (rs6000_handle_altivec_attribute); Ditto.
286 (rs6000_mangle_type): Ditto.
287 (rs6000_vector_mode_supported_p): Ditto.
288 (rs6000_mode_dependent_address): Altivec addresses with AND -16
291 * config/rs6000/vsx.md: New file for VSX support.
293 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
294 identifing values with just the most significant bit set.
295 (enum rs6000_builtins): Add builtins for VSX. Add simple math
298 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
299 (UNSPEC_VRFIM): Delete.
300 (splitter for loading up vector with most significant bit): New
301 splitter for vectorizing copysign.
302 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
303 vectorizing simple math functions.
304 (altivec_vrfip): Add support for vectorizing simple math functions.
305 (altivec_vrfim): Ditto.
306 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
308 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
309 (power7.md, vsx.md): Include for power7 support.
310 (copysigndf3): Use VSX instructions if -mvsx.
313 (nabsdf2_fpr): Ditto.
318 (fix_truncdfdi2_fpr): Ditto.
319 (cmpdf_internal1): Ditto.
320 (fred, fred_fpr): Convert into expander/insn to add VSX support.
321 (btruncdf2, btruncdf2_fpr): Ditto.
322 (ceildf2, ceildf2_fpr): Ditto.
323 (floordf2, floordf2_fpr): Ditto.
324 (floatdidf2, floatdidf2_fpr): Ditto.
325 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
326 (fmsubdf4_fpr): Ditto.
327 (fnmadddf4_fpr_1): Ditto.
328 (fnmadddf4_fpr_2): Ditto.
329 (fnmsubdf4_fpr_1): Ditto.
330 (fnmsubdf4_fpr_2): Ditto.
331 (fixuns_truncdfdi2): Add expander for VSX support.
332 (fix_truncdfdi2): Ditto.
333 (fix_truncdfsi2): Ditto.
335 (btruncsf2): Whitespace.
336 (movdf_hardfloat32): Add support for VSX registers.
337 (movdf_softfloat32): Ditto.
338 (movdf_hardfloat64): Ditto.
339 (movdf_hardfloat64_mfpgpr): Ditto.
340 (movdf_softfloat64): Ditto.
341 (movti splitters): Add check for vector registers supporting
342 TImode in the future.
343 (bpermd): Add power7 bpermd instruction.
345 * config/rs6000/altivec.h (vec_div): Define if VSX.
349 (vec_nearbyint): Ditto.
352 (all predicates): Use the generic builtin function, and not the V4SF
353 specific function so that the predicates will work with VSX's V2DF.
357 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
358 Document new VSX functions and types.
360 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
363 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
364 "wa", and "j" constraints. Modify "v" to talk about Altivec
365 instead of just vector.
367 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
370 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
371 location for phi arguments.
372 (rewrite_update_phi_arguments): Find locations for reaching defs.
373 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
374 Add location to add_phi_arg calls.
375 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
376 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
377 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
378 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
379 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
380 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
381 * tree-phinodes.c (make_phi_node): Initialize location.
382 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
383 (add_phi_arg): Add location parameter.
384 (remove_phi_arg_num): Move location when moving phi argument.
385 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
387 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
388 slpeel_update_phi_nodes_for_guard1,
389 slpeel_update_phi_nodes_for_guard2,
390 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
391 vect_loop_versioning): Set locations.
392 * tree-parloops.c (create_phi_for_local_result,
393 transform_to_exit_first_loop, create_parallel_loop): Add locations.
394 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
395 * tree-vect-loop.c (get_initial_def_for_induction,
396 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
398 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
399 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
400 (gimple_phi_arg_set_location): New. Set locus.
401 (gimple_phi_arg_has_location): New. Check for locus.
402 (redirect_edge_var_map_location): New. Return locus from var_map.
403 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
404 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
405 combining PHI arguments.
406 (cond_store_replacement): Set location.
407 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
408 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
409 scop_add_exit_phis_edge): Add locations.
410 * tree-cfgcleanup.c (remove_forwarder_block,
411 remove_forwarder_block_with_phi): Add locations.
412 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
413 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
415 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
416 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
417 flush_pending_stmts): Add source location.
418 * lambda-code.c (perfect_nestify): Maintain location stack with argument
419 stack to preserve locations.
420 * tree-vect-stmts.c (vectorizable_load): Add location.
421 * tree-inline.c (copy_phis_for_bb): Copy locus.
422 (setup_one_parameter): Add call locus to inlined parameter stmts.
423 (initialize_inlined_parameters): Pass in call location as parameter
425 (tree_function_versioning): Pass location to setup_one_parameter.
426 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
427 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
429 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
430 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
431 locus parameter and override the stmt default if provided.
432 (new_elim_graph, clear_elim_graph, delete_elim_graph,
433 elim_graph_add_edge, elim_graph_remove_succ_edge,
434 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
435 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
436 eliminate_phi): Add locus info in elimination graph for each edge and
438 (insert_backedge_copies): Copy locus if present.
439 * tree-flow.h (struct _edge_var_map): Add locus field.
440 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
441 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
442 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
444 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
446 2009-07-30 Martin Jambor <mjambor@suse.cz>
448 PR tree-optimization/40570
449 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
452 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
454 * ssa-loop-manip.c: Include langhooks.h.
455 (rewrite_phi_with_iv): New.
456 (rewrite_all_phi_nodes_with_iv): New.
457 (canonicalize_loop_ivs): Move here from tree-parloops.c.
458 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
459 * tree-parloops.c (loop_parallel_p): Move out all conditions
460 except dependency check.
461 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
462 (gen_parallel_loop): Call canonicalize_loop_ivs without
463 reduction_list argument.
464 (build_new_reduction): New.
465 (gather_scalar_reductions): New.
466 (try_get_loop_niter): New.
467 (try_create_reduction_list): New.
468 (parallleize_loops): Change the parallel conditions check.
469 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
470 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
472 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
474 * opt-functions.awk (opt_args): Allow argument to be enclosed in
476 * doc/options.texi (Option properties): Mention new quoting syntax.
478 2009-07-29 Douglas B Rupp <rupp@gnat.com>
480 * config/alpha/alpha.c (alpha_start_function):
481 Handle VMS_DEBUG_MAIN_POINTER
482 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
483 * doc/invoke.texi: Document -mdebug-main switch.
485 2009-07-29 Richard Henderson <rth@redhat.com>
487 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
488 (cgraph_create_edge_including_clones): Likewise.
489 * tree-inline.c (copy_bb): Operate on the correct edges
490 when updating the callgraph.
492 2009-07-29 Douglas B Rupp <rupp@gnat.com>
494 * config/alpha/vms-cc.c: Deleted.
495 * config/alpha/vms-ld.c: Deleted.
496 * config/alpha/t-vms64: Moved to config/vms
497 * config/alpha/vms-crt0-64.c: Moved to config/vms
498 * config/alpha/vms-crt0.c: Moved to config/vms
499 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
500 * config/alpha/vms-psxcrt0.c: Moved to config/vms
501 * config/alpha/xm-vms.h: Moved to config/vms
502 * config/alpha/x-vms: Moved to config/vms
503 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
505 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
506 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
508 * config/vms/t-vms64: Moved here from config/alpha
509 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
510 (argc,argv,envp): Enforce 32bit malloc'ing.
511 * config/vms/vms-psxcrt0-64.c: Likewise.
512 * config/vms/vms-crt0.c: Moved here from config/alpha.
513 * config/vms/vms-psxcrt0.c: Likewise.
514 * config/vms/vms-crtl-64.h: New file.
515 * config/vms/vms-crtl.h: New file.
516 * config/vms/vms.opt: New file.
517 * config/vms/xm-vms64.h: New file.
518 * config/vms/xm-vms.h: Moved here from config/alpha.
519 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
521 * config/vms/x-vms: Moved here from config/alpha.
522 (version, VMS_EXTRA_PARTS): Moved to t-vms.
523 (vms-ld.o, vms-cc.o): Removed.
524 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
526 2009-07-29 Douglas B Rupp <rupp@gnat.com>
528 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
529 correct stack (obvious VMS fix).
531 2009-07-29 Douglas B Rupp <rupp@gnat.com>
533 * dwarf2out.c (output_file_names): Output VMS style file name, size,
534 date, version info if VMS_DEBUGGING_INFO defined.
535 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
536 size, date calculating code moved here.
538 2009-07-29 Paul Brook <paul@codesourcery.com>
540 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
543 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
546 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
547 to DImode when generating insq_le insn.
549 2009-07-28 Douglas B Rupp <rupp@gnat.com>
551 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
552 New macro set for VMS_DEBUGGGING_INFO.
553 (AT_string_form): Use it.
555 2009-07-28 DJ Delorie <dj@redhat.com>
557 * config/mep/mep.c (vtext_section): New.
558 (vftext_section): New.
559 (ftext_section): New.
560 (mep_select_section): Add support for functions.
561 (mep_unique_section): Likewise.
562 (mep_asm_init_sections): Likewise.
563 (mep_encode_section_info): Remove it from here.
565 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
567 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
569 * tree.h (TREE_DEPRECATED): Document it is used for types too.
570 (TYPE_VECTOR_OPAQUE): Use default_def_flag
572 2009-07-28 Douglas B Rupp <rupp@gnat.com>
574 * dwarf2out.c (output_file_names): Test new macro
575 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
576 (add_comp_dir_attribute): Likewise.
578 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
580 * config/i386/mingw-w64.h (LINK_SPEC): Add
581 separating space between commands.
583 2009-07-28 Jan Hubicka <jh@suse.cz>
585 PR tree-optimization/40759
586 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
589 2009-07-27 DJ Delorie <dj@redhat.com>
591 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
592 types are dword-aligned.
593 (mep_expand_va_start): Likewise.
595 2009-07-27 Olivier Hainque <hainque@adacore.com>
596 Douglas B Rupp <rupp@gnat.com>
598 * convert.c (convert_to_pointer): Don't assume the target
599 pointer type is POINTER_SIZE long. Fetch its precision instead.
601 2009-07-27 Douglas B Rupp <rupp@gnat.com>
603 * system.h (fopen): Undefine if macro.
605 2009-07-27 Jakub Jelinek <jakub@redhat.com>
607 * dwarf2out.c (output_cfi_p): Removed.
608 (output_cfis): New function.
609 (output_fde): New function, split from output_call_frame_info.
610 (output_call_frame_info): Use it.
611 (dwarf2out_switch_text_section): Use output_cfis.
613 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
615 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
616 TARGET_BI_ARCH is specified without enabling SJLJ.
617 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
618 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
620 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
622 * arm.md (negdi2): Use DImode if forcing a value into a register.
624 2009-07-26 Ira Rosen <irar@il.ibm.com>
626 PR tree-optimization/40801
627 * tree-vect-stmts.c (vectorizable_call): Get previous copy
628 of vector operand from the previous copy of vector statement.
629 Pass the correct definition type value to
630 vect_get_vec_def_for_stmt_copy().
632 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
634 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
635 const char ** conversion.
637 2009-07-25 David Daney <ddaney@caviumnetworks.com>
639 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
640 fancy_abort() if !ENABLE_ASSERT_CHECKING.
641 (gcc_unreachable): Invoke __builtin_unreachable() if
642 !ENABLE_ASSERT_CHECKING.
644 2009-07-25 David Daney <ddaney@caviumnetworks.com>
646 PR rtl-optimization/40445
647 * emit-rtl.c (next_nonnote_insn_bb): New function.
648 * rtl.h (next_nonnote_insn_bb): Declare new function.
649 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
650 with no successors that is the successor of the ENTRY_BLOCK.
651 Continue from the top after removing an empty fallthrough block.
652 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
653 of next_nonnote_insn.
655 2009-07-25 David Daney <ddaney@caviumnetworks.com>
657 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
659 2009-07-25 Martin Jambor <mjambor@suse.cz>
661 * c-common.c (c_common_attribute_table): New element for noclone.
662 (handle_noclone_attribute): New function. Forward-declare.
663 * tree-inline.c (tree_versionable_function_p): Check for noclone
665 * doc/extend.texi (Labels as Values): Document need for noclone.
666 (Function Attributes): Document noclone attribute.
668 2009-07-25 Jakub Jelinek <jakub@redhat.com>
670 PR rtl-optimization/34999
671 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
672 and dw_fde_switched_cold_to_hot fields.
673 (output_cfi_p): New function.
674 (output_call_frame_info): If fde->dw_fde_switched_sections,
675 output 2 FDEs instead of one with corrupted header.
676 (dwarf2out_do_cfi_startproc): New function.
677 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
678 and fde->dw_fde_switched_cold_to_hot.
679 (dwarf2out_switch_text_section): Compute
680 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
681 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
682 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
683 Otherwise, compute fde->dw_fde_switch_cfi.
685 2009-07-24 Cary Coutant <ccoutant@google.com>
687 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
689 2009-07-24 Cary Coutant <ccoutant@google.com>
691 * cfghooks.c (split_block): Copy discriminator to new block.
692 * tree-cfg.c (assign_discriminator): Check location of last
693 instruction in block as well as first.
695 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
697 * config/i386/linux.c: Use fputs or putc instead of fprintf
699 * config/i386/gas.h: Ditto.
700 * config/i386/x86-64.h: Ditto.
701 * config/i386/att.h: Ditto.
703 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
705 * expmed.c (emit_store_flag): Use a recursive call to optimize the
708 2009-07-24 Martin Jambor <mjambor@suse.cz>
710 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
711 (ipa_push_func_to_list_1): Declare.
712 (ipa_push_func_to_list): New function.
714 * ipa-prop.c (ipa_push_func_to_list_1): New function.
715 (ipa_init_func_list): Call ipa_push_func_to_list_1.
716 (ipa_push_func_to_list): Removed.
717 (ipa_pop_func_from_list): Clear node_enqueued flag.
719 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
721 * config/s390/s390.c (override_options): Default
722 max-unrolled-insns to 100 for z10 tuning.
724 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
726 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
727 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
728 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
729 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
730 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
731 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
732 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
734 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
736 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
737 use default set in mingw32.h header.
738 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
739 64-bit /mingw/include path.
740 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
743 2009-07-23 Neil Vachharajani <nvachhar@google.com>
745 PR rtl-optimization/40209
746 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
748 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
750 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
751 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
752 with the rest of string where appropriate. Use fputs or putc
753 instead of fprintf where appropriate.
755 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
756 Pat Haugen <pthaugen@us.ibm.com>
757 Revital Eres <ERES@il.ibm.com>
759 * config/rs6000/vector.md: New file. Move most of the vector
760 expander support here from altivec.md to allow for the VSX vector
761 unit in the future. Add support for secondary_reload patterns.
762 Rewrite the patterns for vector comparison, and vector comparison
763 predicate instructions so that the RTL expresses the desired
764 behavior, instead of using unspec.
766 * config/rs6000/constraints.md ("f" constraint): Use
767 rs6000_constraints to hold the precalculated register class.
768 ("d" constraint): Ditto.
769 ("wd" constraint): New constraint for VSX.
770 ("wf" constraint): Ditto.
771 ("ws" constraint): Ditto.
772 ("wa" constraint): Ditto.
773 ("wZ" constraint): Ditto.
774 ("j" constraint): Ditto.
776 * config/rs6000/predicates.md (vsx_register_operand): New
778 (vfloat_operand): New predicate for vector.md.
779 (vint_operand): Ditto.
780 (vlogical_operand): Ditto.
781 (easy_fp_constant): If VSX, 0.0 is an easy constant.
782 (easy_vector_constant): Add VSX support.
783 (altivec_indexed_or_indirect_operand): New predicate for
784 recognizing Altivec style memory references with AND -16.
786 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
787 for vector secondary reload support.
788 (rs6000_vector_reg_class): Delete, replacing it with
790 (rs6000_vsx_reg_class): Ditto.
791 (rs6000_constraints): New array to hold the register classes of
792 each of the register constraints that can vary at runtime.
793 (builtin_mode_to_type): New static array for builtin function type
795 (builtin_hash_table): New static hash table for builtin function
797 (TARGET_SECONDARY_RELOAD): Define target hook.
798 (TARGET_IRA_COVER_CLASSES): Ditto.
799 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
800 registers are 128 bits if VSX memory reference instructions are used.
801 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
803 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
804 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
805 Print several of the scheduling related parameters.
806 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
807 rs6000_constraints instead of rs6000_vector_reg_class. Move
808 -mdebug=reg code to rs6000_debug_reg_global. Add support for
809 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
810 Altivec. Add VSX support. Setup for secondary reload support on
811 Altivec/VSX registers.
812 (rs6000_override_options): Make power7 set the scheduling groups
813 like the power5. Add support for new debug switches to override
814 the scheduling defaults. Temporarily disable -mcpu=power7 from
815 setting -mvsx. Add support for debug switches -malways-hint,
816 -msched-groups, and -malign-branch-targets.
817 (rs6000_buitlin_conversion): Add support for returning unsigned
818 vector conversion functions to fix regressions due to stricter
820 (rs6000_builtin_mul_widen_even): Ditto.
821 (rs6000_builtin_mul_widen_odd): Ditto.
822 (rs6000_builtin_vec_perm): Ditto.
823 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
824 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
826 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
828 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
829 VSX types for bit operations. Changes to accomidate vector.md.
832 (struct builtin_description_predicates): Rewrite predicate
833 handling so that RTL describes the operation, instead of passing
834 the instruction to be used as a string argument.
835 (bdesc_altivec_preds): Ditto.
836 (altivec_expand_predicate_builtin): Ditto.
837 (altivec_expand_builtin): Ditto.
838 (rs6000_expand_ternop_builtin): Use a switch instead of an if
839 statement for vsldoi support.
840 (altivec_expand_ld_builtin): Change to use new names from vector.md.
841 (altivec_expand_st_builtin): Ditto.
842 (paired_expand_builtin): Whitespace changes.
843 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
844 builtin_mode_to_type table for secondary reload. Call
845 builtin_function_type to build random builtin functions.
846 (altivec_init_builtins): Change to use builtin_function_type to
847 create builtin function types dynamically as we need them.
848 (builtin_hash_function): New support for hashing the tree types
849 for builtin function as we need it, rather than trying to build
850 all of the trees that we need. Add initial preliminary VSX support.
851 (builtin_function_type): Ditto.
852 (builtin_function_eq): Ditto.
853 (builtin_hash_struct): Ditto.
854 (rs6000_init_builtins): Ditto.
855 (rs6000_common_init_builtins): Ditto.
856 (altivec_init_builtins): Ditto.
857 (rs6000_common_init_builtins): Ditto.
858 (enum reload_reg_type): New enum for simplifing reg classes.
859 (rs6000_reload_register_type): Simplify register classes into GPR,
860 Vector, and other registers. Altivec and VSX addresses in reload.
861 (rs6000_secondary_reload_inner): Ditto.
862 (rs6000_ira_cover_classes): New target hook, that returns the
863 appropriate cover classes, based on -mvsx being used or not.
864 (rs6000_secondary_reload_class): Add VSX support.
865 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
866 (get_vsel_insn): Ditto.
867 (rs6000_emit_vector_compare): Rewrite vector conditional support
868 so that where we can, we use RTL operators, instead of blindly use
870 (rs6000_emit_vector_select): Ditto.
871 (rs6000_emit_vector_cond_expr): Ditto.
872 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
873 (create_TOC_reference): Add -mdebug=addr support.
874 (emit_frame_save): VSX loads/stores need register indexed addressing.
876 * config/rs6000/rs6000.md: Include vector.md.
878 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
880 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
881 support for V2DI, V2DF in logical, permute, select operations.
883 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
884 switch for vsx/power7.
885 (-mvsx-scalar-memory): Ditto.
886 (-mvsx-align-128): Ditto.
887 (-mallow-movmisalign): Ditto.
888 (-mallow-df-permute): Ditto.
889 (-msched-groups): Ditto.
890 (-malways-hint): Ditto.
891 (-malign-branch-targets): Ditto.
893 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
895 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
896 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
897 (rs6000_vector_reg_class): Delete.
898 (rs6000_vsx_reg_class): Ditto.
899 (enum rs6000_reg_class_enum): New enum for the constraints that
900 vary based on target switches.
901 (rs6000_constraints): New array to hold the register class for all
902 of the register constraints that vary based on the switches used.
903 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
904 (enum rs6000_builtins): Add unsigned varients for the builtin
905 declarations returned by target hooks for expanding multiplies,
906 select, and permute operations. Add VSX builtins.
907 (enum rs6000_builtin_type_index): Add entries for VSX.
908 (V2DI_type_node): Ditto.
909 (V2DF_type_node): Ditto.
910 (unsigned_V2DI_type_node): Ditto.
911 (bool_long_type_node): Ditto.
912 (intDI_type_internal_node): Ditto.
913 (uintDI_type_internal_node): Ditto.
914 (double_type_internal_node): Ditto.
916 * config/rs6000/altivec.md (whole file): Move all expanders to
917 vector.md from altivec.md. Rename insn matching functions to be
919 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
920 (altivec_vcmp*): Ditto.
921 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
922 (VM): New iterator for moves that includes the VSX types.
923 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
924 (altivec_vperm_<mode>_uns): New, for unsigned types.
925 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
926 (altivec_eq<mode>): Ditto.
927 (altivec_gt<mode>): Ditto.
928 (altivec_gtu<mode>): Ditto.
929 (altivec_eqv4sf): Ditto.
930 (altivec_gev4sf): Ditto.
931 (altivec_gtv4sf): Ditto.
932 (altivec_vcmpbfp_p): Ditto.
934 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
936 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
939 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
942 * config/i386/i386.c (output_387_ffreep): Rewrite to use
943 ASM_SHORT instead of .word.
944 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
945 instead of .word in asm template.
947 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
950 * ira-lives.c (bb_has_abnormal_call_pred): New function.
951 (process_bb_node_lives): Use it.
953 * ira.c (setup_cover_and_important_classes): Don't setup
954 ira_important_class_nums. Add cover classes to the end of
956 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
958 (find_reg_class_closure): Use reorder_important_classes.
960 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
962 * config/i386/i386.c (i386_ira_cover_classes): New function.
963 (TARGET_IRA_COVER_CLASSES): Redefine.
965 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
966 importance of order of cover classes in the array.
968 2009-07-22 Diego Novillo <dnovillo@google.com>
970 * tree-pass.h (TDF_EH): Define.
971 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
972 contains TDF_EH, print the EH region number holding GS.
973 * tree-dump.c (dump_options): Add "eh".
974 * doc/invoke.texi: Document it.
976 2009-07-22 Doug Kwan <dougkwan@google.com>
978 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
980 2009-07-22 Michael Matz <matz@suse.de>
982 PR tree-optimization/35229
983 PR tree-optimization/39300
985 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
986 (inhibit_phi_insertion): New function.
987 (insert_into_preds_of_block): Call it for REFERENCEs.
988 (init_pre): Initialize and finalize scalar evolutions.
989 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
991 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
993 * config/i386/predicates.md (zero_extended_scalar_load_operand):
994 Use CONST_VECTOR_NUNITS to determine number of elements.
996 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
998 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
999 (U, W): Constraints are now deprecated and will be removed if we
1001 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
1003 ("prefetch"): Add the stcmh instruction for prefetching.
1004 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
1006 (s390_short_displacement): Return always true if compiling for
1007 machines not providing the long displacement facility.
1008 (s390_mem_constraint): Support the new constraint letter Z.
1009 (s390_check_qrst_address): New function.
1011 2009-07-21 DJ Delorie <dj@redhat.com>
1013 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
1016 2009-07-21 Jason Merrill <jason@redhat.com>
1018 * c-common.c (max_tinst_depth): Increase default to 1024.
1020 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
1022 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
1023 (vec_unpacku_float_lo_v4si): Ditto.
1025 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
1028 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
1029 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
1030 (builtin_description): Add __builtin_ia32_cvtudq2ps.
1031 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
1033 2009-07-21 Jakub Jelinek <jakub@redhat.com>
1035 PR tree-optimization/40813
1036 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
1039 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
1041 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
1042 with a NOP_EXPR if needed.
1044 2009-07-21 Paul Brook <paul@codesourcery.com>
1046 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
1047 Terminate debug dump with newline.
1049 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1051 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
1052 Cast "1" to unsigned HOST_WIDE_INT.
1053 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
1054 deposit length to the maximum length - lsb. Extend length if
1055 HOST_BITS_PER_WIDE_INT is 32.
1057 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
1059 * cgraph.h (constant_pool_htab): New function.
1060 (constant_descriptor_tree): Move from varasm.c.
1061 * varasm.c (constant_pool_htab): New function.
1062 (constant_descriptor_tree): Move to cgraph.h.
1064 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
1066 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
1068 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
1070 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
1073 2009-07-20 Xinliang David Li <davidxl@google.com>
1075 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
1077 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
1079 * config/mips/mips.md (move_type): Add arith.
1080 (type): Handle arith.
1081 (zero_extendsidi2): Rename this into ...
1082 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
1083 (zero_extendsidi2): New expander.
1084 (*zero_extendsidi2_dext): New pattern.
1086 2009-07-20 Nick Clifton <nickc@redhat.com>
1088 * config.gcc (mips64-*-*): Add definition of tm_defines in order
1089 to set MIPS_ABI_DEFAULT.
1090 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
1092 2009-07-20 Jakub Jelinek <jakub@redhat.com>
1094 * tree-object-size.c (addr_object_size): Handle unions with
1095 array in it as last field of structs in __bos (, 1) as __bos (, 0).
1097 PR tree-optimization/40792
1098 * tree.c (build_function_type_skip_args): Remove bogus assert.
1100 2009-07-20 Jan Hubicka <jh@suse.cz>
1101 Martin Jambor <mjambor@suse.cz>
1103 * cgraph.h (combined_args_to_skip): New field.
1104 * cgraph.c (cgraph_create_virtual_clone): Properly handle
1105 combined_args_to_skip and args_to_skip.
1106 * tree-inline.c (update_clone_info): New function.
1107 (tree_function_versioning): Call update_clone_info.
1108 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
1110 (cgraph_materialize_all_clones): More extensive dumping, working
1111 with combined_args_to_skip rather than args_to_skip.
1113 2009-07-20 Ira Rosen <irar@il.ibm.com>
1115 * tree-vectorizer.h (vectorizable_condition): Add parameters.
1116 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
1117 (get_initial_def_for_reduction): Likewise.
1118 (vectorizable_reduction): Skip the check of first operand in case
1119 of COND_EXPR. Add check that it is outer loop vectorization if
1120 nested cycle was detected. Call vectorizable_condition() for
1121 COND_EXPR. If reduction epilogue cannot be created do not fail for
1122 nested cycles (if it is not double reduction). Assert that there
1123 is only one type in the loop in case of COND_EXPR. Call
1124 vectorizable_condition() to vectorize COND_EXPR.
1125 * tree-vect-stmts.c (vectorizable_condition): Update comment.
1126 Add parameters. Allow nested cycles if called from
1127 vectorizable_reduction(). Use reduction vector variable if provided.
1128 (vect_analyze_stmt): Call vectorizable_reduction() before
1129 vectorizable_condition().
1130 (vect_transform_stmt): Update call to vectorizable_condition().
1132 2009-07-20 Christian Bruel <christian.bruel@st.com>
1134 * config/sh/sh.opt (-mfmovd): Resurrect and document.
1135 * doc/invoke.texi (-mfmovd): Likewise.
1136 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
1138 2009-07-20 Jan Hubicka <jh@suse.cz>
1140 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
1141 when handling SSA name.
1143 2009-07-19 Jan Hubicka <jh@suse.cz>
1145 PR tree-optimization/40676
1146 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
1147 virtual PHIs in empty BBs.
1149 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
1151 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
1152 re-expanded the compound use gen_lowpart instead to convert to the
1155 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
1157 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
1158 OUTER_CONST arguments.
1159 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
1160 the new wider mode will be masked off.
1161 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
1163 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
1165 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
1166 high-order bits are zero.
1168 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
1170 * combine.c (simplify_shift_const_1): Split code to determine
1172 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
1173 new bits shifted in are identical to the old sign bit.
1175 2009-07-18 Richard Guenther <rguenther@suse.de>
1178 * gimplify.c (gimplify_call_expr): Reject code using results from
1179 functions returning void.
1181 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
1183 * doc/md.texi: Document the new PowerPC "es" constraint.
1184 Document that "m" can include automodified addresses on this target,
1185 and explain how %U must be used. Extend the "Q" and "Z" documentation
1186 to suggest "es" as well as "m".
1187 * config/rs6000/constraints.md (es): New memory constraint.
1188 (Q, Z): Update strings to match new documentation.
1190 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
1192 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
1193 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
1194 * config/rs6000/predicates.md (volatile_mem_operand): Use
1195 offsettable_nonstrict_memref_p.
1196 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
1197 (*floatunssidf2_internal): Likewise.
1198 (*fix_truncdfsi2_internal): Likewise.
1199 (*fix_trunctfsi2_internal): Likewise.
1201 2009-07-17 Anatoly Sokolov <aesok@post.ru>
1203 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
1205 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1207 2009-07-17 Richard Guenther <rguenther@suse.de>
1210 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
1211 (pass_warn_unused_result): Likewise.
1212 (TODO_set_props): Remove.
1213 * omp-low.c (diagnose_omp_structured_block_errors): Change to
1215 (pass_diagnose_omp_blocks): Define.
1216 * c-decl.c (pop_file_scope): Do not finalize the CU here.
1217 (c_gimple_diagnostics_recursively): Remove.
1218 (finish_function): Do not call it.
1219 (c_write_global_declarations): Continue after errors.
1220 Finalize the CU here.
1221 * c-gimplify.c (c_genericize): Do not gimplify here.
1222 * c-common.c (c_warn_unused_result): Move ...
1223 * tree-cfg.c (do_warn_unused_result): ... here.
1224 (run_warn_unused_result): New function.
1225 (gate_warn_unused_result): New function.
1226 (pass_warn_unused_result): New pass.
1227 * c-common.h (c_warn_unused_result): Remove.
1228 * flags.h (flag_warn_unused_result): Declare.
1229 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
1230 * opts.c (flag_warn_unused_result): Initialize to false.
1231 * toplev.c (compile_file): Add comment.
1232 * omp-low.c (create_omp_child_function): Do not register
1233 the function with the frontend.
1234 (diagnose_omp_structured_block_errors): Prepare to be
1235 called as optimization pass.
1236 (gate_diagnose_omp_blocks): New function.
1237 (pass_diagnose_omp_blocks): New pass.
1238 * cgraph.h (cgraph_optimize): Remove.
1239 (cgraph_analyze_function): Likewise.
1240 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
1241 * cgraphunit.c (cgraph_lower_function): Lower nested functions
1242 before their parents here.
1243 (cgraph_finalize_function): Not here.
1244 (cgraph_analyze_function): Gimplify functions here.
1245 (cgraph_finalize_compilation_unit): Continue after errors.
1246 Optimize the callgraph from here.
1247 (cgraph_optimize): Make static.
1248 * langhooks.c (write_global_declarations): Finalize the CU.
1249 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
1250 (gimplify_function_tree): Assert we gimplify only once.
1251 Set PROP_gimple_any property.
1252 * tree-nested.c (gimplify_all_functions): New function.
1253 (lower_nested_functions): Gimplify all nested functions.
1254 * gimple.h (diagnose_omp_structured_block_errors): Remove.
1255 * passes.c (init_optimization_passes): Add pass_warn_unused_result
1256 and pass_diagnose_omp_blocks after gimplification. Do not
1257 set TODO_set_props on all_lowering_passes.
1258 (execute_one_pass): Do not handle TODO_set_props.
1259 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
1260 (gimplify.o): Add tree-pass.h dependency.
1261 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
1262 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
1263 (unsave_r): Likewise.
1264 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
1267 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
1269 * doc/service.texi (Service): Restore previously removed link,
1270 which isn't broken after all.
1272 2009-07-17 Richard Guenther <rguenther@suse.de>
1274 PR tree-optimization/40321
1275 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
1276 PHI nodes to the maximal set.
1277 (make_values_for_phi): Add PHI arguments to the maximal set.
1278 (execute_pre): Dump PHI_GEN and the maximal set.
1280 2009-07-17 Jakub Jelinek <jakub@redhat.com>
1283 * gimplify.c (gimplify_conversion): Don't change non-conversions into
1286 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
1288 * doc/extend.texi (Nested Functions): Replace broken link with
1290 * doc/service.texi (Service): Remove broken link.
1292 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
1295 * builtins.c (expand_builtin_memcmp): Use loc instead of
1296 EXPR_LOCATION (exp).
1297 (expand_builtin_strncmp): Likewise.
1299 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
1300 Manuel López-Ibáñez <manu@gcc.gnu.org>
1303 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
1304 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
1305 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
1306 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
1307 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
1308 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
1309 tree-inline.c, c-common.c, c-common.h, gimple.c,
1310 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
1311 convert.c: Add location argument to fold_{unary,binary,ternary},
1312 fold_build[123], build_call_expr, build_size_arg,
1313 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
1314 fold_build1_initializer, fold_build2_initializer,
1315 fold_build3_initializer, fold_build_call_array,
1316 fold_build_call_array_initializer, fold_single_bit_test,
1317 omit_one_operand, omit_two_operands, invert_truthvalue,
1318 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
1319 combine_comparisons, fold_builtin_*, fold_call_expr,
1320 build_range_check, maybe_fold_offset_to_address, round_up,
1323 2009-07-16 Jason Merrill <jason@redhat.com>
1326 * c-common.c (c_common_reswords): Add __is_standard_layout
1328 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
1329 * doc/implement-cxx.texi: New.
1330 * doc/gcc.texi: Include it.
1332 2009-07-16 DJ Delorie <dj@redhat.com>
1334 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
1335 compares that may be indirectly affected by previous instructions.
1337 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1339 * builtins.c (do_mpc_arg2): New.
1340 (fold_builtin_2): Fold builtin cpow.
1341 * real.h (HAVE_mpc_pow): New.
1343 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
1345 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
1346 comparison to skip unprofitable schedule
1348 2009-07-16 Simon Baldwin <simonb@google.com>
1350 * gcc.c (option_map): New flag -no-canonical-prefixes.
1351 * (display_help): Print help text for new flag.
1352 * (process_command): Move options translation and language specifics
1353 and handle new flag early. Use it to set a function pointer to a
1354 prefix builder. Replace make_relative_prefix calls with calls to
1355 the function pointed to. Ignore new flag in regular options handling.
1356 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
1358 2009-07-15 DJ Delorie <dj@redhat.com>
1360 * config/mep/mep.md (sibcall_internal): Change register to avoid
1362 (sibcall_value_internal): Likewise.
1364 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
1366 PR rtl-optimization/40710
1367 * resource.c (mark_target_live_regs): Reset DF problem to LR.
1369 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
1371 * config/mips/mips.md (*extenddi_truncate<mode>,
1372 *extendsi_truncate<mode>): Change type attribute to move_type
1373 with shift_shift. Split out code handling exts from here ...
1374 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
1376 (*extendhi_truncateqi): Change type attribute to move_type with
1377 shift_shift. Split out code handling exts from here ...
1378 (*extendhi_truncateqi_exts): ... to this new pattern.
1380 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
1382 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
1383 instead of "and" with inverted sign bit mask value. Use
1384 "nonimmediate_operand" for operand 1 and operand 2 predicate.
1385 Allocate registers only for operand 4 and operand 5.
1387 2009-07-15 Jakub Jelinek <jakub@redhat.com>
1390 * fold-const.c (fold_cond_expr_with_comparison): When folding
1391 < and <= to MIN, make sure the MIN uses the same type as the
1392 comparison's operands.
1394 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
1396 * arm.md (ior_xor): New code iterator.
1397 (split for ior/xor with shift and zero-extend): New split pattern.
1398 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
1400 2009-07-15 Richard Guenther <rguenther@suse.de>
1402 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
1405 2009-07-15 Richard Guenther <rguenther@suse.de>
1408 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
1410 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
1412 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
1413 handle 2.6.30 kernel.
1415 2009-07-15 DJ Delorie <dj@redhat.com>
1417 * config/mep/mep.md (sibcall_internal): Change register to allow
1418 for 24-bit addresses.
1419 (sibcall_value_internal): Likewise.
1421 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
1423 * doc/invoke.texi: Added descriptions of the scheduling heuristics
1424 that are enabled/disabled by the flags introduced by a previous patch.
1426 2009-07-14 DJ Delorie <dj@redhat.com>
1428 * config/mep/mep.md (sibcall_internal): Include non-toggling
1430 (sibcall_value_internal): Likewise.
1432 2009-07-14 Taras Glek <tglek@mozilla.com>
1433 Rafael Espindola <espindola@google.com>
1435 * doc/sourcebuild.texi: Document install-plugin target.
1436 * configure.ac: Added install-plugin target to language makefiles.
1437 * configure: Regenerate.
1438 * Makefile.in: (install-plugin): Install more headers,
1439 depend on lang.install-plugin.
1441 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
1443 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
1446 2009-07-14 DJ Delorie <dj@redhat.com>
1448 * config/mep/mep.c (mep_vliw_jmp_match): New function.
1449 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
1450 * config/mep/mep.md (sibcall_internal): Change test from
1451 mep_vliw_mode_match to mep_vliw_jmp_match.
1452 (sibcall_value_internal): Likewise.
1454 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
1456 * config/i386/sse.md (copysign<mode>3): New expander.
1457 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
1458 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
1459 Use ix86_build_const_vector.
1460 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
1461 IX86_BUILTIN_CPYSGNPD.
1462 (builtin_description): Add __builtin_ia32_copysignps and
1463 __builtin_ia32_copysignpd.
1464 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
1465 and BUILT_IN_COPYSIGNF.
1467 2009-07-13 Jason Merrill <jason@redhat.com>
1469 * builtins.c (can_trust_pointer_alignment): New fn.
1470 (get_pointer_alignment): Factor it out from here.
1471 * tree.h: Declare it.
1473 2009-07-14 David Edelsohn <edelsohn@gnu.org>
1475 * config/rs6000/predicates.md (offsettable_mem_operand): Test
1478 2009-07-14 Dodji Seketeli <dodji@redhat.com>
1482 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
1484 2009-07-14 Richard Guenther <rguenther@suse.de>
1485 Andrey Belevantsev <abel@ispras.ru>
1488 * cfgexpand.c (partition_stack_vars): Do not bother to update
1489 alias information when not optimizing.
1491 2009-07-14 Richard Guenther <rguenther@suse.de>
1492 Andrey Belevantsev <abel@ispras.ru>
1494 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
1495 (pt_solution_set): Likewise.
1496 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
1497 * tree-ssa-structalias.c (pt_solution_set): New function.
1498 * final.c (rest_of_clean_state): Free SSA data structures.
1499 * print-rtl.c (print_decl_name): Remove.
1500 (print_mem_expr): Implement in terms of print_generic_expr.
1501 * alias.c (ao_ref_from_mem): New function.
1502 (rtx_refs_may_alias_p): Likewise.
1503 (true_dependence): Query alias-export info.
1504 (canon_true_dependence): Likewise.
1505 (write_dependence_p): Likewise.
1506 * tree-dfa.c (get_ref_base_and_extent): For void types leave
1508 * emit-rtl.c (component_ref_for_mem_expr): Remove.
1509 (mem_expr_equal_p): Use operand_equal_p.
1510 (set_mem_attributes_minus_bitpos): Do not use
1511 component_ref_for_mem_expr.
1512 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
1513 (update_alias_info_with_stack_vars): Likewise.
1514 (partition_stack_vars): Call update_alias_info_with_stack_vars.
1515 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
1516 explicitly nor clear stmt operands.
1517 Free the decl-to-pointer map.
1518 * tree-optimize.c (execute_free_datastructures): Do not free
1519 SSA data structures here.
1520 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
1521 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
1522 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
1524 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
1526 2009-07-13 DJ Delorie <dj@redhat.com>
1528 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
1529 unrolling at the right iteration count.
1531 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
1534 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
1536 * haifa-sched.c (rank_for_schedule): Introduced flags to
1537 enable/disable individual scheduling heuristics.
1538 * common.opt: Introduced flags to enable/disable individual
1539 heuristics in the scheduler.
1540 * doc/invoke.texi: Introduced flags to enable/disable individual
1541 heuristics in the scheduler.
1543 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
1545 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
1546 config/i386/mingw-tls.c.
1547 * config/i386/mingw-tls.c: Removed.
1549 2009-07-13 Ira Rosen <irar@il.ibm.com>
1551 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
1552 checks access only relevant statements.
1553 (vectorizable_reduction): Likewise.
1555 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
1557 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
1558 just for 32-bit case.
1560 2009-07-12 Jan Hubicka <jh@suse.cz>
1562 PR tree-optimization/40585
1563 * except.c (expand_resx_expr): When there already is resume
1564 instruction, produce linked list.
1565 (build_post_landing_pads): Assert that resume is empty.
1566 (connect_post_landing_pads): Handle resume lists.
1567 (dump_eh_tree): Dump resume list.
1569 2009-07-12 Ira Rosen <irar@il.ibm.com>
1571 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
1572 with additional argument.
1573 * tree-vectorizer.h (enum vect_def_type): Add
1574 vect_double_reduction_def.
1575 (vect_is_simple_reduction): Add argument.
1576 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
1578 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
1579 vect_is_simple_reduction with additional argument.
1580 (vect_analyze_loop_operations): Handle exit phi nodes in case of
1582 (reduction_code_for_scalar_code): Handle additional codes by
1583 returning ERROR_MARK for them. Fix comment and indentation.
1584 (vect_is_simple_reduction): Fix comment, add argument to specify
1585 double reduction. Detect double reduction.
1586 (get_initial_def_for_induction): Fix indentation.
1587 (get_initial_def_for_reduction): Fix comment and indentation.
1588 Handle double reduction. Create initial definitions that do not
1589 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
1590 (vect_create_epilog_for_reduction): Fix comment, add argument to
1591 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
1592 epilogue result extraction. Create double reduction phi node and
1593 replace relevant uses.
1594 (vectorizable_reduction): Call vect_is_simple_reduction with
1595 additional argument. Fix indentation. Update epilogue code treatment
1596 according to the changes in reduction_code_for_scalar_code. Check
1597 for double reduction. Call vect_create_epilog_for_reduction with
1598 additional argument.
1599 * tree-vect-stmts.c (process_use): Handle double reduction, update
1601 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
1602 (vect_get_vec_def_for_operand): Likewise.
1604 2009-07-12 Danny Smith <dansmister@gmail.com>
1606 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
1607 dllexport if !TREE_PUBLIC.
1608 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
1610 2009-07-11 Anatoly Sokolov <aesok@post.ru>
1612 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
1613 (avr_extra_arch_macro) Remove declatation.
1614 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
1615 (avr_extra_arch_macro) Declare as static.
1616 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
1618 2009-07-11 Jan Hubicka <jh@suse.cz>
1621 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
1623 2009-07-11 Jakub Jelinek <jakub@redhat.com>
1626 * dwarf2out.c (dw_fde_struct): Add in_std_section and
1627 cold_in_std_section bits.
1628 (dwarf2out_begin_prologue): Initialize them.
1629 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
1630 if already covered by text_section or cold_text_section range.
1632 PR rtl-optimization/40667
1633 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
1634 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
1635 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
1636 * config/i386/i386.c (ix86_minimum_alignment): New function.
1637 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
1638 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
1639 * emit-rtl.c (gen_reg_rtx): Likewise.
1640 * function.c (assign_parms): Likewise. If nominal_type needs
1641 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
1642 rather than passed_type's alignment.
1645 * function.c (assign_parm_setup_stack): Adjust
1646 MEM_OFFSET (data->stack_parm) if promoted_mode is different
1647 from nominal_mode on big endian.
1649 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
1651 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
1653 2009-07-10 DJ Delorie <dj@redhat.com>
1655 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
1657 2009-07-10 Mark Mitchell <mark@codesourcery.com>
1659 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
1661 (thumb2_cbnz): Likewise.
1663 2009-07-10 David Daney <ddaney@caviumnetworks.com>
1666 * config.gcc (supported_defaults): Add synci.
1667 (with_synci): Add validation.
1668 (all_defaults): Add synci.
1669 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
1672 * config/mips/mips.opt (msynci): New option.
1673 * config/mips/mips.c (mips_override_options): Warn on use of
1674 -msynci for targets that do now support it.
1675 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
1677 * gcc/doc/invoke.texi (-msynci): Document the new option.
1678 * doc/install.texi (--with-synci): Document the new option.
1680 2009-07-10 Richard Guenther <rguenther@suse.de>
1682 PR tree-optimization/40496
1683 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
1684 the PHI result with a compatible type.
1686 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
1690 * c.opt (Wunused-result): New.
1691 * doc/invoke.texi: Document it.
1692 * c-common.c (c_warn_unused_result): Use it.
1694 2009-07-09 DJ Delorie <dj@redhat.com>
1696 * targhooks.c (default_target_can_inline_p): Rename from
1697 default_target_option_can_inline_p.
1698 * targhooks.h (default_target_can_inline_p): Likewise.
1699 * target-def.h (TARGET_CAN_INLINE_P): Rename from
1700 TARGET_OPTION_CAN_INLINE_P.
1701 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
1702 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
1703 (mep_target_can_inline_p): Rename from
1704 mep_target_option_can_inline_p.
1707 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
1708 registers used to pass vectors.
1710 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
1712 2009-07-09 Tom Tromey <tromey@redhat.com>
1714 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
1715 * config/mmix/mmix.c: Include dwarf2.h.
1716 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
1717 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
1718 * config/sh/sh.c: Include dwarf2.h.
1719 * config/i386/i386.c: Include dwarf2.h.
1720 * Makefile.in (DWARF2_H): Remove 'elf'.
1721 * except.c: Include dwarf2.h.
1722 * unwind-dw2.c: Include dwarf2.h.
1723 * dwarf2out.c: Include dwarf2.h.
1724 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
1725 * unwind-dw2-fde.c: Include dwarf2.h.
1726 * dwarf2asm.c: Include dwarf2.h.
1728 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
1730 * haifa-sched.c (insn_finishes_cycle_p): New static function.
1731 (max_issue): Use it.
1732 * sched-int.h (struct sched_info: insn_finishes_block_p): New
1734 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
1735 (region_sched_info): Update.
1736 * sched-ebb.c (ebb_sched_info): Update.
1737 * modulo-sched.c (sms_sched_info): Update.
1738 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
1740 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
1742 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
1744 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
1746 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
1748 2009-07-09 Jakub Jelinek <jakub@redhat.com>
1751 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
1752 arg1 with arg01 if arg1 is already INTEGER_CST.
1754 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
1756 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
1757 Transform (and (truncate)) into (truncate (and)).
1759 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
1761 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
1762 creating LHS paradoxical subregs. Fix surrounding returns to
1763 use NULL_RTX rather than 0.
1765 2009-07-08 DJ Delorie <dj@redhat.com>
1767 * config/mep/mep.c: (mep_option_can_inline_p): New.
1768 (TARGET_OPTION_CAN_INLINE_P): Define.
1770 2009-07-08 Mark Wielaard <mjw@redhat.com>
1773 * dwarf2out.c (add_data_member_location_attribute): When we have
1774 only a constant offset don't emit a new location description using
1775 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
1778 2009-07-08 Richard Henderson <rth@redhat.com>
1781 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
1782 (enum reg_class): Add CLOBBERED_REGS.
1783 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
1784 * config/i386/i386.c (ix86_conditional_register_usage): Moved
1785 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
1786 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
1787 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
1788 force 64-bit sibcalls into R11.
1789 * config/i386/constraints.md (U): New constraint.
1790 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
1791 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
1792 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
1794 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
1796 * basic-block.h (dump_regset, debug_regset): Remove duplicate
1798 * c-objc-common.h (c_initialize_diagnostics): Ditto.
1799 * ebitmap.h (dump_ebitmap): Ditto.
1800 * optabs.h (optab_libfunc): Ditto.
1801 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
1802 * tree-flow.h (vect_can_force_dr_alignment_p,
1803 get_vectype_for_scalar_type): Ditto.
1804 (vectorize_loops): Move prototype to ...
1805 * tree-vectorizer.h: ... here. Also, adjust comment.
1806 (vect_set_verbosity_level): Remove duplicate prototype.
1807 * tree-ssa-loop.c: Include tree-vectorizer.h.
1808 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
1810 2009-07-08 Nick Clifton <nickc@redhat.com>
1812 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
1815 2009-07-08 DJ Delorie <dj@redhat.com>
1817 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
1818 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
1819 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
1821 * config/mep/intrinsics.md: Regenerated.
1822 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
1823 registers when asm() or calls are detected.
1825 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
1828 * gimplify.c (gimplify_expr): Propagate no_warning flag when
1830 * gimple (gimple_build_call_from_tree): Likewise.
1831 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
1832 no_warning flag before warning.
1834 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1836 * tree.c (set_expr_locus): Remove.
1837 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
1838 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
1840 * gimplify.c (internal_get_tmp_var): Likewise.
1841 (gimplify_call_expr): Likewise.
1842 (gimplify_one_sizepos): Likewise.
1844 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
1847 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
1848 to variables for debugging purposes.
1850 2009-06-23 Mark Loeser <mark@halcy0n.com>
1853 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
1855 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1857 * pretty-print.c (pp_base_format): Remove %J.
1858 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
1859 gcc_cxxdiag_char_table): Likewise.
1860 (init_dynamic_diag_info): Likewise.
1862 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1864 * pretty-print.c (pp_base_format): Remove %H.
1865 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
1866 gcc_cxxdiag_char_table): Likewise.
1867 (init_dynamic_diag_info): Likewise.
1868 * config/mep/mep.c (mep_select_section): Likewise.
1870 2009-07-07 Duncan Sands <baldrick@free.fr>
1872 * final.c (pass_clean_state): Give the pass a name.
1873 * passes.c (pass_rest_of_compilation): Likewise.
1874 * tree-optimize.c (pass_all_optimizations): Likewise.
1876 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
1878 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
1879 an extra 'decl' for error_at.
1881 2009-07-07 Jakub Jelinek <jakub@redhat.com>
1884 * tree-tailcall.c (adjust_return_value_with_ops,
1885 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
1886 if it has complex or vector type.
1888 2009-07-07 Olivier Hainque <hainque@adacore.com>
1890 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
1893 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
1895 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
1897 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1899 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
1900 * c-decl.c: Likewise.
1901 * function.c: Likewise.
1902 * varasm.c: Likewise.
1903 * tree-ssa.c: Likewise.
1904 * c-common.c: Likewise.
1905 * tree-cfg.c: Likewise.
1906 * config/spu/spu.c: Likewise.
1907 * config/ia64/ia64.c: Likewise.
1908 * config/v850/v850.c: Likewise.
1910 2009-07-06 DJ Delorie <dj@redhat.com>
1912 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
1913 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
1914 unspecified accesses to control registers.
1915 * config/mep/intrinsics.md: Regenerate.
1916 * config/mep/intrinsics.h: Regenerate.
1917 * config/mep/mep-intrin.h: Regenerate.
1919 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1921 * c-lex.c: Replace %H by an explicit location. Update all calls.
1922 * c-common.c: Likewise.
1923 * c-decl.c: Likewise.
1924 * c-typeck.c: Likewise.
1925 * fold-const.c: Likewise.
1926 * gimplify.c: Likewise.
1928 * tree-cfg.c: Likewise.
1929 * tree-ssa-loop-niter.c: Likewise.
1930 * tree-vrp.c: Likewise.
1931 * value-prof.c: Likewise.
1933 2009-07-06 Diego Novillo <dnovillo@google.com>
1935 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
1936 if it has one. Handle cases where VAR does not have an
1937 annotation or cfun is NULL.
1939 2009-07-06 Diego Novillo <dnovillo@google.com>
1941 * tree.c: Include debug.h.
1942 (initialize_tree_contains_struct): New.
1943 (init_ttree): Call it.
1944 (tree_node_structure_for_code): Factor out of ...
1945 (tree_node_structure): ... here.
1946 * treestruct.def (TS_PHI_NODE): Remove.
1947 (TS_GIMPLE_STATEMENT): Remove.
1949 2009-07-06 Diego Novillo <dnovillo@google.com>
1951 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
1952 (debug_tree_chain): Handle cycles.
1954 2009-07-06 Nick Clifton <nickc@redhat.com>
1955 DJ Delorie <dj@redhat.com>
1957 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
1958 __FMOVD_ENABLED__ is defined.
1960 (TARGET_FMOVD): Provide a default definition.
1961 (MASK_FMOVD): Likewise.
1962 (TARGET_CPU_CPP_BUILTINS): Define
1963 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
1964 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
1965 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
1966 (split for DF load from memory into register): Also handle
1967 MEMs which consist of REG+DISP addressing.
1968 (split for DF store from register to memory): Likewise.
1969 (movsf_ie): Always use single fp_mode.
1970 * config/sh/sh.c (sh_override_options): Do not automatically
1971 enable TARGET_MOVD for the SH2A when supporting doubles - leave
1972 that to the -mfmovd command line switch.
1973 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
1974 (fldi_ok): Always allow.
1975 * config/sh/sh.opt (mfmovd): Remove this switch.
1976 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
1978 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
1979 Kaz Kojima <kkojima@gcc.gnu.org>
1981 PR rtl-optimization/30807
1982 * postreload.c (reload_combine): For every new use of REG_SUM,
1983 record the use of BASE.
1985 2009-07-06 Jan Hubicka <jh@suse.cz>
1987 * params.def: Revert my accidental commit at 2009-06-30.
1989 2009-07-04 Ian Lance Taylor <iant@google.com>
1992 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
1994 (mingw_format_attribute_overrides): Likewise.
1996 2009-07-04 Jakub Jelinek <jakub@redhat.com>
1999 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
2000 don't check cfa.reg. Instead of cfa.indirect use
2001 fde && fde->drap_reg != INVALID_REGNUM test.
2003 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
2005 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
2007 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
2010 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
2012 2009-07-03 Richard Guenther <rguenther@suse.de>
2014 PR tree-optimization/40640
2015 * tree-switch-conversion.c (build_arrays): Perform arithmetic
2018 2009-07-03 Jan Hubicka <jh@suse.cz>
2020 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
2021 for size, reduce amount of inlining.
2023 2009-07-03 Richard Guenther <rguenther@suse.de>
2026 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
2027 if t +- x is known to not overflow and the conversion widens the
2029 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
2031 2009-07-03 Jan Hubicka <jh@suse.cz>
2033 * ipa-pure-const.c (analyze): Update loop optimizer init.
2034 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
2035 try_remove_empty_loop, remove_empty_loops): Remove.
2036 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
2037 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
2038 to mark regular loops as neccesary.
2039 (degenerate_phi_p): New function.
2040 (propagate_necessity, remove_dead_phis): Use it.
2041 (forward_edge_to_pdom): Likewise.
2042 (eliminate_unnecessary_stmts): Take care to remove uses of results of
2043 virtual PHI nodes that became unreachable.
2044 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
2045 * tree-flow.h (remove_empty_loops): Remove.
2046 * passes.c (init_optimization_passes): Remove.
2048 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
2050 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
2051 can_create_pseudo_p.
2052 (*fix_trunc<mode>_i387_1): Ditto.
2053 (*floathi<mode>2_1): Ditto.
2054 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
2055 (*fistdi2_1): Ditto.
2056 (*fist<mode>2_1): Ditto.
2057 (frndintxf2_floor): Ditto.
2058 (*fist<mode>2_floor_1): Ditto.
2059 (frndintxf2_ceil): Ditto.
2060 (*fist<mode>2_ceil_1): Ditto.
2061 (frndintxf2_trunc): Ditto.
2062 (frndintxf2_mask_pm): Ditto.
2063 (fxam<mode>2_i387_with_temp): Ditto.
2064 * config/i386/sse.md (mulv16qi3): Ditto.
2065 (*sse2_mulv4si3): Ditto.
2067 (sse4_2_pcmpestr): Ditto.
2068 (sse4_2_pcmpistr): Ditto.
2070 2009-07-03 Jan Hubicka <jh@suse.cz>
2072 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
2073 (mark_stmt_necessary): Set it.
2074 (mark_operand_necessary): Set it.
2075 (mark_control_dependent_edges_necessary): Set it.
2076 (mark_virtual_phi_result_for_renaming): New function.
2077 (get_live_post_dom): New function.
2078 (forward_edge_to_pdom): New function.
2079 (remove_dead_stmt): Fix handling of control dependences.
2080 (tree_dce_init): Init new bitmap.
2081 (tree_dce_done): Free it.
2083 2009-07-02 Richard Guenther <rguenther@suse.de>
2086 * tree-ssa-structalias.c (new_var_info): Initialize
2089 2009-07-02 Jan Hubicka <jh@suse.cz>
2091 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
2094 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
2096 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
2097 instead of recomputing it. Adjust calls.
2098 (emit_store_flag): Adjust recursive calls.
2100 2009-07-02 Richard Guenther <rguenther@suse.de>
2102 * tree-ssa-live.c (remove_unused_locals): Do not remove
2104 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
2105 of DECL_EXTERNAL for HEAP variables.
2106 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
2107 HEAP variables. Do not adjust RESTRICT vars.
2108 (find_what_var_points_to): Nobody cares if something
2111 2009-07-02 Ben Elliston <bje@au.ibm.com>
2113 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
2114 pc_low and pc_high declarations to the top of the function.
2116 2009-07-01 DJ Delorie <dj@redhat.com>
2118 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
2120 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
2121 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
2122 unspecified accesses to control registers.
2123 * config/mep/intrinsics.md: Regenerate.
2124 * config/mep/intrinsics.h: Regenerate.
2125 * config/mep/mep-intrin.h: Regenerate.
2127 2009-07-01 Anthony Green <green@moxielogic.com>
2129 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
2130 instruction when possible.
2131 (moxie_expand_prologue): Ditto. Also, save an instruction and
2132 some complexity by popping off of $r12 instead of $sp.
2133 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
2136 2009-07-01 Richard Henderson <rth@redhat.com>
2139 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
2140 contained no insns, reposition note before last insn.
2142 2009-07-01 Richard Henderson <rth@redhat.com>
2145 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
2146 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
2148 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
2151 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
2152 darwin9 for printing reg addresses with %y.
2154 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
2156 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
2157 truncation from operands in binary operations.
2159 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
2162 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
2163 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
2164 subreg of op0 to the original op0.
2166 * expmed.c (store_bit_field_1): Use a temporary as the destination
2167 instead of a paradoxical subreg when we need to truncate the result.
2169 2009-07-01 DJ Delorie <dj@redhat.com>
2171 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
2172 names to VLIW variants.
2173 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
2174 * config/mep/intrinsics.md: Regenerate.
2175 * config/mep/intrinsics.h: Regenerate.
2176 * config/mep/mep-intrin.h: Regenerate.
2178 2009-07-01 Jakub Jelinek <jakub@redhat.com>
2181 * jump.c (returnjump_p): Revert last patch.
2182 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
2184 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2187 * pa.md (casesi32p): Use jump table label to determine the offset
2189 (casesi64p): Likewise.
2191 * pa.c (forward_branch_p): Return bool type. Use instruction
2192 addresses when available. Assert that INSN has a jump label.
2193 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
2196 2009-07-01 Richard Guenther <rguenther@suse.de>
2198 PR tree-optimization/19831
2199 * tree-ssa-dce.c (propagate_necessity): Calls to functions
2200 that only act as barriers do not make any previous stores necessary.
2201 * tree-ssa-structalias.c (handle_lhs_call): Delay making
2202 HEAP variables global, do not add a constraint from nonlocal.
2203 (find_func_aliases): Handle escapes through return statements.
2204 (compute_points_to_sets): Make escaped HEAP variables global.
2206 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
2209 * expmed.c (emit_store_flag): Perform a conversion if necessary,
2210 after reducing a DImode cstore to SImode.
2212 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
2214 * expr.c (expand_expr_real_1): Reinstate fallthrough to
2215 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
2217 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
2219 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
2220 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
2222 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
2223 and umod_optab if TARGET_BSD_DIVMOD.
2224 * config/vax/lib1funcs.asm: New file.
2225 * config/vax/t-linux: New file.
2226 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
2228 2009-06-30 Jakub Jelinek <jakub@redhat.com>
2231 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
2232 to type arguments that have void type.
2235 * dwarf2out.c (gen_formal_parameter_die): Call
2236 equate_decl_number_to_die if node is different from origin.
2238 2009-06-30 Anthony Green <green@moxielogic.com>
2240 Clean up moxie port for --enable-build-with-cxx.
2241 * config/moxie/moxie.c (moxie_function_value): First two
2242 parameters are const_tree, not tree.
2243 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
2244 (REG_CLASS_NAMES): Ditto.
2245 (REGNO_REG_CLASS): Ditto.
2246 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
2247 (moxie_function_value): Fix constyness of arguments.
2249 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
2251 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
2252 finalize_size_functions before further processing.
2253 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
2254 (variable_size): Call self_referential_size on size expressions
2255 that contain a PLACEHOLDER_EXPR.
2256 (size_functions): New static variable.
2257 (copy_self_referential_tree_r): New static function.
2258 (self_referential_size): Likewise.
2259 (finalize_size_functions): New global function.
2260 * tree.c: Include tree-inline.h.
2261 (push_without_duplicates): New static function.
2262 (find_placeholder_in_expr): New global function.
2263 (substitute_in_expr) <tcc_declaration>: Return the replacement object
2265 <tcc_expression>: Likewise.
2266 <tcc_vl_exp>: If the replacement object is a constant, try to inline
2267 the call in the expression.
2268 * tree.h (finalize_size_functions): Declare.
2269 (find_placeholder_in_expr): Likewise.
2270 (FIND_PLACEHOLDER_IN_EXPR): New macro.
2271 (substitute_placeholder_in_expr): Update comment.
2272 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
2274 (copy_tree_body_r): Likewise.
2275 (copy_tree_body): New static function.
2276 (maybe_inline_call_in_expr): New global function.
2277 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
2278 (maybe_inline_call_in_expr): Declare.
2279 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
2280 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
2283 2009-06-30 Richard Guenther <rguenther@suse.de>
2285 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
2287 (propagate_necessity): Do not mark reaching defs of stores
2290 2009-06-30 Jan Hubicka <jh@suse.cz>
2292 * cfgloopanal.c (check_irred): Move into ...
2293 (mark_irreducible_loops): ... here; return true if ireducible
2295 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
2296 (analyze_function): Try to prove loop finiteness.
2297 * cfgloop.h (mark_irreducible_loops): Update prototype.
2298 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
2300 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
2302 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
2304 2009-06-30 Ira Rosen <irar@il.ibm.com>
2306 PR tree-optimization/40542
2307 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
2310 2009-06-30 Martin Jambor <mjambor@suse.cz>
2312 PR tree-optimization/40582
2313 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
2314 than useless_type_conversion_p.
2315 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
2318 2009-06-30 Martin Jambor <mjambor@suse.cz>
2321 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
2323 2009-06-30 Richard Guenther <rguenther@suse.de>
2325 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
2326 use ao_ref references.
2327 (walk_aliased_vdefs): Likewise.
2328 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
2329 * tree-ssa-dce.c (struct ref_data): Remove.
2330 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
2331 (mark_aliased_reaching_defs_necessary): Adjust.
2332 (mark_all_reaching_defs_necessary_1): Likewise.
2334 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
2337 * expmed.c (emit_cstore): New name of emit_store_flag_1.
2338 (emit_store_flag_1): Extract from emit_store_flag, adjust
2339 calls to (what now is) emit_cstore.
2340 (emit_store_flag): Call emit_store_flag_1 and also use it
2341 for what used to be recursive calls.
2343 2009-06-30 Wei Guozhi <carrot@google.com>
2346 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
2347 if the target bb post dominates from bb.
2348 * config/i386/i386.c (memory_address_length): Check existence of base
2349 register before using it.
2351 2009-06-30 Nick Clifton <nickc@redhat.com>
2352 DJ Delorie <dj@redhat.com>
2354 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
2355 __FMOVD_ENABLED__ is defined.
2357 (TARGET_FMOVD): Provide a default definition.
2358 (MASK_FMOVD): Likewise.
2359 (TARGET_CPU_CPP_BUILTINS): Define
2360 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
2361 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
2362 two fmov instructions depending upon whether TARGET_FMOVD is
2364 (split for DF load from memory into register): Also handle
2365 MEMs which consist of REG+DISP addressing.
2366 (split for DF store from register to memory): Likewise.
2367 * config/sh/sh.opt (mfmovd): Remove this switch.
2368 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
2369 * config/sh/sh.c (sh_override_options): Do not automatically
2370 enable TARGET_MOVD for the SH2A when supporting doubles - leave
2371 that to the -mfmovd command line switch.
2373 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
2375 (fldi_ok): Always allow.
2376 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
2378 2009-06-29 DJ Delorie <dj@redhat.com>
2380 * doc/install.texi (mep-x-elf): Correct chip's full name.
2382 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
2384 * doc/extend.texi: Fix typo.
2386 2009-06-29 Tom Tromey <tromey@redhat.com>
2389 * Makefile.in (DWARF2_H): New variable.
2391 (dwarf2out.o): Likewise.
2392 (dwarf2asm.o): Likewise.
2393 * config/i386/t-i386: Use DWARF2_H.
2394 * except.c: Include elf/dwarf2.h.
2395 * unwind-dw2.c: Include elf/dwarf2.h.
2396 * dwarf2out.c: Include elf/dwarf2.h.
2397 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
2398 <dtprel>: New field.
2399 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
2400 (size_of_loc_descr): Likewise.
2401 (output_loc_operands_raw): Likewise.
2402 (output_loc_operands): Handle new dtprel field.
2403 (loc_checksum): Update.
2404 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
2405 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
2406 * unwind-dw2-fde.c: Include elf/dwarf2.h.
2407 * dwarf2asm.c: Include elf/dwarf2.h.
2408 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
2409 * config/mmix/mmix.c: Include elf/dwarf2.h.
2410 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
2411 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
2412 * config/sh/sh.c: Include elf/dwarf2.h.
2413 * config/i386/i386.c: Include elf/dwarf2.h.
2415 2009-06-29 DJ Delorie <dj@redhat.com>
2417 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
2419 * doc/extend.texi: Add MeP attributes and pragmas.
2420 * doc/invoke.text: Add MeP Options.
2421 * doc/contrib.texi: Add MeP contribution.
2422 * doc/md.texi: Add MeP constraints.
2423 * doc/install.texi: Add MeP target.
2425 2009-06-30 Anatoly Sokolov <aesok@post.ru>
2427 * target.h (struct gcc_target): Add frame_pointer_required field.
2428 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
2429 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
2430 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
2432 * reload1.c (update_eliminables): (Ditto.).
2433 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
2434 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
2435 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
2437 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
2439 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
2440 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
2441 (arm_frame_pointer_required): New function.
2443 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
2444 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2445 (avr_frame_pointer_required_p): Declare as static.
2446 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
2448 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
2449 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
2450 (bfin_frame_pointer_required): Make as static, change return type
2452 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
2454 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
2455 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2456 (cris_frame_pointer_required): New function.
2458 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
2460 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
2461 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2462 (fr30_frame_pointer_required): New function.
2464 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
2465 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
2466 (frv_frame_pointer_required): Make as static, change return type
2468 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
2470 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
2471 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2472 (ix86_frame_pointer_required): Make as static, change return type to
2474 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
2476 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
2477 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2479 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
2481 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
2483 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
2485 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
2486 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2487 (mips_frame_pointer_required): Make as static.
2488 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
2490 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
2491 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2492 (mmix_frame_pointer_required): Mew function.
2494 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
2495 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2497 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
2499 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
2501 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
2503 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
2504 (CAN_ELIMINATE): Redefine.
2505 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2506 (sparc_frame_pointer_required): New function.
2507 (sparc_can_eliminate): New function.
2508 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
2510 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
2511 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
2513 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
2514 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
2515 (xtensa_frame_pointer_required): Make as static, change return type
2517 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
2520 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
2522 * doc/plugins.texi: Document PLUGIN_START_UNIT.
2523 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
2524 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
2525 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
2526 (register_callback): Handle PLUGIN_START_UNIT.
2527 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
2529 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
2531 * tree.c (process_call_operands): Propagate TREE_READONLY from the
2533 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
2534 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
2536 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
2538 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
2541 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
2543 * doc/extend.texi (Additional Floating Types): __float128 is also
2544 supported on i386 targets.
2546 2009-06-29 Richard Guenther <rguenther@suse.de>
2549 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
2551 (pt_solutions_same_restrict_base): Declare.
2552 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
2554 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
2555 (make_constraint_from, make_copy_constraint): Move earlier.
2556 (make_constraint_from_heapvar): New function.
2557 (make_constraint_from_restrict): Likewise.
2558 (handle_lhs_call): Use it.
2559 (find_func_aliases): Use it to track conversions to restrict
2561 (struct fieldoff): Add only_restrict_pointers flag.
2562 (push_fields_onto_fieldstack): Initialize it.
2563 (create_variable_info_for): Track global restrict qualified pointers.
2564 (intra_create_variable_infos): Use make_constraint_from_heapvar.
2565 Track restrict qualified pointer arguments.
2566 (set_uids_in_ptset): Use varinfo is_global_var flag.
2567 (find_what_var_points_to): Set the vars_contains_restrict flag.
2568 Always create the points-to solution for sets including restrict tags.
2569 (pt_solutions_same_restrict_base): New function.
2570 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
2571 qualified pointers use pt_solutions_same_restrict_base as
2572 additional source for disambiguation.
2574 2009-06-29 Richard Guenther <rguenther@suse.de>
2577 * alias.c (find_base_decl): Remove.
2578 (get_deref_alias_set_1): Remove restrict handling.
2579 * c-common.c (c_apply_type_quals_to_decl): Do not set
2580 DECL_POINTER_ALIAS_SET.
2581 * gimplify.c (find_single_pointer_decl_1): Remove.
2582 (find_single_pointer_decl): Likewise.
2583 (internal_get_tmp_var): Remove restrict handling.
2584 (gimple_regimplify_operands): Likewise.
2585 * omp-low.c (expand_omp_atomic_pipeline): Do not set
2586 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
2587 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
2588 * tree.c (restrict_base_for_decl): Remove.
2589 (init_ttree): Do not allocate it.
2590 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
2591 LABEL_DECL_UID for label decls.
2592 (copy_node_stat): Do not copy restrict information.
2593 (decl_restrict_base_lookup): Remove.
2594 (decl_restrict_base_insert): Likewise.
2595 (print_restrict_base_statistics): Likewise.
2596 (dump_tree_statistics): Do not call print_restrict_base_statistics.
2597 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
2598 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
2599 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
2600 (LABEL_DECL_UID): Adjust.
2601 (DECL_BASED_ON_RESTRICT_P): Remove.
2602 (DECL_GET_RESTRICT_BASE): Likewise.
2603 (SET_DECL_RESTRICT_BASE): Likewise.
2604 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
2606 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
2607 instead of DECL_POINTER_ALIAS_SET.
2608 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
2609 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
2610 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
2612 2009-06-29 Richard Guenther <rguenther@suse.de>
2614 PR tree-optimization/40579
2615 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
2616 the IL to simplify has constants that overflowed.
2618 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
2620 PR tree-optimization/40550
2621 * tree-vect-generic.c (expand_vector_operations_1): Compute in
2622 vector_compute_type only when the size of vector_compute_type is
2623 less than the size of type.
2625 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
2627 * fold-const.c (contains_label_1): Fix comments.
2628 (contains_label_p): Do not walk trees multiple time.
2630 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2632 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
2633 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
2634 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
2635 ix86_fp_comparison_operator.
2636 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
2637 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
2638 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
2639 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
2640 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
2641 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
2642 (related splits): Change predicate to ix86_fp_comparison_operator.
2643 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
2644 instead of ix86_fp_comparison_codes.
2645 (ix86_trivial_fp_comparison_operator,
2646 ix86_fp_comparison_operator): New.
2647 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
2648 (ix86_expand_compare): Eliminate last two parameters.
2649 (ix86_fp_jump_nontrivial_p): Kill.
2650 * config/i386/i386.c (put_condition_code): Eliminate call to
2651 ix86_fp_comparison_codes and subsequent assertion.
2652 (ix86_fp_comparison_codes): Eliminate.
2653 (ix86_fp_swap_condition): New.
2654 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
2655 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
2656 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
2657 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
2658 and ix86_fp_swap_condition.
2659 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
2660 Use ix86_fp_comparison_strategy.
2661 (ix86_expand_compare): Likewise. Eliminate last two arguments.
2662 (ix86_fp_jump_nontrivial_p): Eliminate.
2663 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
2664 call to ix86_expand_compare.
2665 (ix86_split_fp_branch, ix86_expand_setcc,
2666 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
2667 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
2669 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2671 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
2672 related to jump_clobbers.
2673 * config/arm/arm.md (conds): Remove jump_clob case.
2674 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
2675 splits): Change comparison_operator to arm_comparison_operator.
2676 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
2679 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2681 * dojump.c (do_compare_rtx_and_jump): Try swapping the
2682 condition for floating point modes.
2683 * expmed.c (emit_store_flag_1): Move here a bigger part
2685 (emit_store_flag): Try swapping the condition for floating point
2687 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
2689 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2691 * expr.c (expand_expr_real_1): Just use do_store_flag.
2692 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
2693 emit_store_flag_force.
2694 * expmed.c (emit_store_flag_force): Copy here trick
2695 previously in expand_expr_real_1. Try reversing the comparison.
2696 (emit_store_flag_1): Work if target is NULL.
2697 (emit_store_flag): Work if target is NULL, using the result mode
2698 from the comparison. Use split_comparison, restructure final part
2699 to simplify conditionals.
2701 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2703 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
2704 * dojump.c (do_jump): Change handling of floating-point
2705 ops to use just do_compare_and_jump.
2706 (split_comparison): New.
2707 (do_compare_rtx_and_jump): Add here logic coming previously
2708 in do_jump, using split_comparison.
2710 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
2713 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
2715 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2717 * tree-ssa-alias.c: Fix unintentional commit.
2719 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2721 * passes.c (execute_one_pass): Fix unintentional commit.
2723 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2725 * df-problems.c (df_set_seen, df_unset_seen): Delete.
2726 (df_rd_local_compute, df_md_local_compute): Inline them.
2728 (df_md_scratch): New.
2729 (df_md_alloc, df_md_free): Allocate/free it.
2730 (df_md_local_compute): Only include live registers in init.
2731 (df_md_transfer_function): Prune the in-set computed by
2732 the confluence function, and the gen-set too.
2734 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2736 PR rtl-optimization/26854
2737 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
2738 * df-problems.c (df_rd_add_problem): Fix comment.
2739 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
2740 df_md_simulate_artificial_defs_at_top,
2741 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
2742 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
2743 df_md_transfer_function, df_md_init, df_md_confluence_0,
2744 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
2745 problem_MD, df_md_add_problem): New.
2746 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
2747 df_md_get_bb_info): New.
2748 (DF_LAST_PROBLEM_PLUS1): Adjust.
2750 * Makefile.in (fwprop.o): Include domwalk.h.
2751 * fwprop.c: Include domwalk.h.
2752 (reg_defs, reg_defs_stack): New.
2753 (bitmap_only_bit_between): Remove.
2754 (process_defs): New.
2755 (process_uses): Use reg_defs and local_md instead of
2756 bitmap_only_bit_between and local_rd.
2757 (single_def_use_enter_block): New, from build_single_def_use_links.
2758 (single_def_use_leave_block): New.
2759 (build_single_def_use_links): Remove code moved to
2760 single_def_use_enter_block, invoke domwalk.
2761 (use_killed_between): Adjust comment.
2763 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2765 * bitmap.h (bitmap_ior_and_into): New.
2766 * bitmap.c (bitmap_ior_and_into): New.
2768 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2770 * domwalk.h (struct dom_walk_data): Remove all callbacks except
2771 before_dom_children_before_stmts and after_dom_children_after_stmts.
2772 Rename the two remaining callbacks to just before_dom_children and
2773 after_dom_children. Remove other GIMPLE statement walking bits.
2774 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
2775 * graphite.c: Do not include domwalk.h.
2776 * tree-into-ssa.c (interesting_blocks): New global.
2777 (struct mark_def_sites_global_data): Remove it and names_to_rename.
2778 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
2779 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
2780 now that they're not domwalk callbacks.
2781 (rewrite_initialize_block): Rename to...
2782 (rewrite_enter_block): ... this, place after called functions. Test
2783 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
2784 (rewrite_finalize_block): Rename to...
2785 (rewrite_leave_block): ... this, place after called functions.
2786 (rewrite_update_init_block): Rename to...
2787 (rewrite_update_enter_block): ... this, place after called functions.
2788 Test interesting_blocks, call rewrite_update_stmt and
2789 rewrite_update_phi_arguments.
2790 (rewrite_update_fini_block): Rename to...
2791 (rewrite_leave_block): ... this, place after called functions.
2792 (rewrite_blocks): Remove last argument, simplify initialization of
2794 (mark_def_sites_initialize_block): Rename to...
2795 (mark_def_sites_block): ... this, call mark_def_sites.
2796 (mark_def_sites_blocks): Remove argument, simplify initialization of
2798 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
2799 (update_ssa): Likewise.
2800 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
2802 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
2803 (dom_opt_initialize_block): Rename to...
2804 (dom_opt_enter_block): ... this, place after called functions. Walk
2805 statements here, inline propagate_to_outgoing_edges.
2806 (dom_opt_finalize_block): Rename to...
2807 (dom_opt_leave_block): ... this, place after called functions.
2808 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
2810 (dse_enter_block, dse_record_phi): New.
2811 (dse_record_phis): Delete.
2812 (dse_finalize_block): Rename to...
2813 (dse_leave_block): ... this.
2814 (tree_ssa_dse): Simplify initialization of walk_data.
2815 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
2816 Adjust initialization of walk_data.
2817 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
2818 * tree-ssa-loop-phiopt.c (get_non_trapping):
2819 Adjust initialization of walk_data.
2820 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
2821 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
2822 it's not a domwalk callback.
2823 (uncprop_initialize_block): Rename to...
2824 (dse_enter_block): ... this, call uncprop_into_successor_phis.
2825 (dse_finalize_block): Rename to...
2826 (dse_leave_block): ... this.
2827 (tree_ssa_uncprop): Simplify initialization of walk_data.
2828 * Makefile.in: Adjust dependencies.
2830 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
2832 * arm.md (casesi): Fix test for Thumb1.
2833 (thumb1_casesi_internal_pic): Likewise.
2834 (thumb1_casesi_dispatch): Likewise.
2836 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
2838 * config/arm/arm-cores.def: Added core cortex-m0.
2839 * config/arm/arm-tune.md: Regenerated.
2840 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
2842 2009-06-26 DJ Delorie <dj@redhat.com>
2844 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
2846 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
2847 the scheduler doesn't tag jump insns.
2849 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
2851 * c-decl.c (merge_decls): Re-indent.
2853 2009-06-26 Janis Johnson <janis187@us.ibm.com>
2856 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
2857 Special-case decimal float constants.
2859 2009-06-26 Richard Henderson <rth@redhat.com>
2861 * function.h (struct function): Add cannot_be_copied_reason,
2862 and cannot_be_copied_set.
2863 * tree-inline.c (has_label_address_in_static_1): Rename from
2864 inline_forbidden_p_2; don't set inline_forbidden_reason here.
2865 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
2866 don't set inline_forbidden_reason.
2867 (copy_forbidden): New function, split out of inline_forbidden_p.
2868 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
2869 (inline_forbidden_p): Use copy_forbidden.
2870 (tree_versionable_function_p): Likewise.
2871 (inlinable_function_p): Merge into tree_inlinable_function_p.
2872 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
2873 * ipa-cp.c (ipcp_versionable_function_p): New function.
2874 (ipcp_cloning_candidate_p): Use it.
2875 (ipcp_node_modifiable_p): Likewise.
2877 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
2879 * builtins.c (expand_builtin_alloca): Handle builtin alloca
2880 that is marked not to be inlined. Remove flag_mudflap use.
2881 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
2882 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
2884 2009-06-26 Steve Ellcey <sje@cup.hp.com>
2887 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
2888 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
2890 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
2892 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
2894 (__mingwthr_remove_key_dtor): Likewise.
2896 2009-06-26 Richard Guenther <rguenther@suse.de>
2898 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
2900 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
2903 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
2904 try the non-cond_exec path also.
2906 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2909 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
2910 (output_cbranch): Use new functions.
2911 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
2914 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
2915 Pat Haugen <pthaugen@us.ibm.com>
2916 Revital Eres <ERES@il.ibm.com>
2918 * config/rs6000/rs6000.c (print_operand): Correct lossage message
2919 for %c error. Add %x support to print VSX registers as a unified
2920 register set, instead of separate float and altivec registers.
2921 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
2922 %y case, and add support for VSX pre-modify addresses.
2923 (output_toc): Add assert for CONST containing an integer constant
2925 (rs6000_adjust_cost): Add POWER7 support.
2926 (insn_must_be_first_in_group): Ditto.
2927 (insn_must_be_last_in_group): Ditto.
2928 (rs6000_emit_popcount): Ditto.
2929 (rs6000_vector_mode_supported_p): Ditto.
2931 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
2932 Change some of the functions called by macros to being called
2933 through a pointer, so debug functions can be inserted if
2934 -mdebug=addr or -mdebug=cost.
2935 (rs6000_preferred_reload_class_ptr): Ditto.
2936 (rs6000_secondary_reload_class_ptr): Ditto.
2937 (rs6000_secondary_memory_needed_ptr): Ditto.
2938 (rs6000_cannot_change_mode_class_ptr): Ditto.
2939 (rs6000_secondary_reload_inner): Ditto.
2940 (rs6000_legitimize_reload_address): Ditto.
2941 (rs6000_legitimize_reload_address_ptr): Ditto.
2942 (rs6000_mode_dependent_address): Ditto.
2943 (rs6000_mode_dependent_address_ptr): Ditto.
2945 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
2946 function to return true if the mode allows reg + integer
2948 (virtual_stack_registers_memory_p): New function to return true if
2949 the address refers to a virtual stack register.
2950 (rs6000_legitimate_offset_address_p): Move code to say whether a
2951 mode supports reg+int addressing to reg_offset_addressing_ok_p and
2953 (rs6000_legitimate_address_p): Add checks for modes that only can
2954 do reg+reg addressing. Start adding VSX support.
2955 (rs6000_legitimize_reload_address): Ditto.
2956 (rs6000_legitimize_address): Ditto.
2957 (rs6000_debug_legitimate_address_p): New debug functions for
2958 -mdebug=addr and -mdebug=cost.
2959 (rs6000_debug_rtx_costs): Ditto.
2960 (rs6000_debug_address_costs): Ditto.
2961 (rs6000_debug_adjust_cost): Ditto.
2962 (rs6000_debug_legitimize_address): Ditto.
2963 (rs6000_legitimize_reload_address_ptr): Point to call normal
2964 function or debug function. Make functions called via pointer
2966 (rs6000_mode_dependent_address_ptr): Ditto.
2967 (rs6000_secondary_reload_class_ptr): Ditto.
2968 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
2969 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
2970 into a friendlier error.
2971 (rs6000_init_builtins): Add initial VSX support.
2972 (rs6000_adjust_cost): Fix some spacing issues.
2974 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
2975 (REG_CLASS_NAMES): Ditto.
2976 (REG_CLASS_CONTENTS): Ditto.
2977 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
2978 pointer, to add -mdebug=addr support.
2979 (CANNOT_CHANGE_MODE_CLASS): Ditto.
2980 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
2981 -mdebug=addr support.
2982 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
2983 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
2984 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
2986 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
2988 (bswapsi*): Set attribute types for load/store. Add combiner
2989 patterns to eliminate zero extend on 64-bit.
2990 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
2991 stdbrx if the hardware supports those instructions.
2993 2009-06-25 Ian Lance Taylor <iant@google.com>
2995 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
2996 (Link Options): Document -static-libstdc++.
2998 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
3001 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
3002 DATA_ALIGNMENT instead.
3004 2009-06-25 Richard Guenther <rguenther@suse.de>
3006 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
3007 indirect references against the callused/escaped solutions.
3008 (call_may_clobber_ref_p_1): Likewise.
3010 2009-06-25 Martin Jambor <mjambor@suse.cz>
3012 PR tree-optimization/40493
3013 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
3014 (enum unscalarized_data_handling): New type.
3015 (handle_unscalarized_data_in_subtree): Return what has been done.
3016 (load_assign_lhs_subreplacements): Handle left flushes differently.
3017 (sra_modify_assign): Use unscalarized_data_handling, simplified
3018 condition determining whether to remove the statement.
3020 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
3022 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
3023 excerpt - @ should be doubled for texinfo.
3025 2009-06-24 Ian Lance Taylor <iant@google.com>
3027 * config/arc/arc.c: Include "df.h".
3028 (arc_attribute_table): Make static. Move higher in file.
3029 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
3030 (output_shift): Initialize n later to avoid warning.
3031 * config/arm/arm.c (arm_attribute_table): Make static. Move
3033 * config/avr/avr.c (avr_attribute_table): Make static. Move
3035 (reg_class_tab): Change array type from int to enum reg_class.
3036 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
3038 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
3039 (lshrhi3_out): Likewise.
3040 (class_likely_spilled_p): Change return type to bool.
3041 (avr_rtx_costs): Use local code variable with enum type.
3042 * config/avr/avr.md (movmemhi): Use add_reg_note.
3043 (andhi3, andsi3): Don't use AS2 with "and".
3044 (iorhi3, iorsi3): Don't use AS2 with "or".
3045 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
3046 * config/crx/crx.c: Include "df.h".
3047 (crx_attribute_table): Make static.
3048 * config/m32r/m32r.c: Include "df.h".
3049 (m32r_attribute_table): Make static. Move higher in file.
3050 (pop): Use add_reg_note.
3051 (block_move_call): Change 0 to LCT_NORMAL in function call.
3052 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
3053 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
3054 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
3055 declare, not just when TREE_CODE is defined.
3056 * config/m68hc11/m68hc11.c: Include "expr.h".
3057 (m68hc11_attribute_table): Make static. Move higher in file.
3058 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
3060 (m68hc11_register_indirect_p): Likewise.
3061 (m68hc11_function_arg_padding): Change return type to enum
3063 (emit_move_after_reload): Use add_reg_note.
3064 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
3065 (m68hc11_split_logical): Likewise.
3066 (m68hc11_rtx_costs): Add local code_and outer_code variables with
3068 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
3069 to VOIDmode in function call.
3070 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
3072 (m68hc11_split_logical): Update declaration.
3073 (m68hc11_function_arg_padding): Update declaration.
3074 * config/mcore/mcore.c (regno_reg_class): Change form array of int
3075 to array of enum reg_class.
3076 (mcore_attribute_table): Make static. Move higher in file.
3077 (mcore_rtx_costs): Add cast to enum type.
3078 * config/mcore/mcore.h (regno_reg_class): Update declaration.
3079 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
3080 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
3082 * config/sh/predicates.md (trapping_target_operand): Rename and to
3084 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
3086 * config/spu/spu.c (spu_attribute_table): Make static. Move
3088 * config/v850/v850.c (v850_attribute_table): Make static. Move
3090 (v850_rtx_costs): Use local code with enum type.
3091 (expand_epilogue): Add cast.
3092 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
3094 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
3097 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
3098 -m2a-single-only and -m2a-nofpu.
3099 * config/sh/sh.opt: Document m2a generates FPU code.
3101 2009-06-24 Anatoly Sokolov <aesok@post.ru>
3103 * defaults.h (CAN_ELIMINATE): Provide default.
3104 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
3105 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
3106 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
3107 * config/spu/spu.h (CAN_ELIMINATE): Delete.
3108 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
3109 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
3110 * config/cris/cris.h (CAN_ELIMINATE): Delete.
3111 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
3112 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
3113 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
3115 2009-06-24 DJ Delorie <dj@redhat.com>
3117 * mep-ext-cop.cpu: Fix copyright notice.
3118 * mep-default: Fix copyright notice.
3119 * mep-core: Fix copyright notice.
3120 * mep: Fix copyright notice.
3121 * mep-ivc2: Fix copyright notice.
3122 * mep-c5: Fix copyright notice.
3124 2009-06-24 Denis Chertykov <chertykov@gmail.com>
3126 * doc/contrib.texi (Contributors):
3128 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
3131 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
3132 src and dst operands if necessary.
3134 2009-06-23 DJ Delorie <dj@redhat.com>
3137 * config.gcc: Add mep support.
3138 * recog.c: Resurrect validate_replace_rtx_subexp().
3139 * recog.h: Likewise.
3140 * config/mep/: Add new port:
3141 * config/mep/constraints.md: New file.
3142 * config/mep/default.h: New file.
3143 * config/mep/intrinsics.h: New file.
3144 * config/mep/intrinsics.md: New file.
3145 * config/mep/ivc2-template.h: New file.
3146 * config/mep/mep-c5.cpu: New file.
3147 * config/mep/mep-core.cpu: New file.
3148 * config/mep/mep-default.cpu: New file.
3149 * config/mep/mep-ext-cop.cpu: New file.
3150 * config/mep/mep-intrin.h: New file.
3151 * config/mep/mep-ivc2.cpu: New file.
3152 * config/mep/mep-lib1.asm: New file.
3153 * config/mep/mep-lib2.c: New file.
3154 * config/mep/mep-pragma.c: New file.
3155 * config/mep/mep-protos.h: New file.
3156 * config/mep/mep-tramp.c: New file.
3157 * config/mep/mep.c: New file.
3158 * config/mep/mep.cpu: New file.
3159 * config/mep/mep.h: New file.
3160 * config/mep/mep.md: New file.
3161 * config/mep/mep.opt: New file.
3162 * config/mep/predicates.md: New file.
3163 * config/mep/t-mep: New file.
3165 2009-06-23 Ian Lance Taylor <iant@google.com>
3167 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
3168 from loose_warn into c_loose_warn and from strict_warn into
3169 c_strict_warn. Set and substitute warn_cxxflags. Check for
3170 --enable-build-with-cxx. Set and substitute
3171 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
3172 * Makefile.in (CXXFLAGS): New variable.
3173 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
3174 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
3175 the default is the same as $(STRICT_WARN).
3176 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
3177 (CXX): New variable.
3178 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
3179 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
3180 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
3181 (HOST_LIBS): New variable.
3182 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
3183 (ALL_CXXFLAGS): New variable.
3184 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
3185 * doc/install.texi (Configuration): Document
3186 --enable-build-with-cxx, --with-stage1-ldflags,
3187 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
3188 * configure: Rebuild.
3190 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3192 * config/arm/arm.c (arm_override_options): Fix braces and formatting
3193 from previous commit.
3195 2009-06-23 Ian Lance Taylor <iant@google.com>
3197 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
3199 2009-06-23 Ian Lance Taylor <iant@google.com>
3201 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
3202 with ATTRIBUTE_UNUSED.
3204 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3205 Pat Haugen <pthaugen@us.ibm.com>
3206 Revital Eres <eres@il.ibm.com>
3208 * config.in (HAVE_AS_POPCNTD): Add default definition.
3209 (HAVE_AS_LWSYNC): Ditto.
3211 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
3213 (gcc_cv_as_powerpc_cmpb): Ditto.
3214 (gcc_cv_as_powerpc_dfp): Ditto.
3215 (gcc_cv_as_powerpc_vsx): Ditto.
3216 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
3217 supporting the popcntd/lwsync instructions.
3218 (gcc_cv_as_powerpc_lwsync): Ditto.
3219 * configure: Regenerate.
3221 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
3222 -mcpu=native and -mcpu=power7.
3223 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
3225 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
3226 a variable instead of a mask to reduce the number of mask bits.
3227 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
3228 (-mbit-word): Ditto.
3229 (-mregnames): Ditto.
3230 * config/rs6000/rs6000.opt (-mupdate): Ditto.
3231 (-mfused-madd): Ditto.
3233 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
3235 (-mvsx): New switch for VSX instructions.
3236 (-misel): Move from a variable to a mask to allow it to be set by
3239 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
3240 function declaration to an array declaration.
3241 (rs6000_hard_regno_nregs): New external array declaration.
3243 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
3244 files included by rs6000.md.
3246 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
3247 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
3249 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
3251 (rs6000_debug_reg): New -mdebug= variables.
3252 (rs6000_debug_addr): Ditto.
3253 (rs6000_debug_cost): Ditto.
3254 (rs6000_pmode): New variable to hold Pmode.
3255 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
3256 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
3257 calculated at compiler start.
3258 (rs6000_hard_regno_nregs): Change function to an array which holds
3259 HARD_REGNO_NREGS calculated at compiler start.
3260 (rs6000_explicit_options): Delete isel field.
3261 (rs6000_vector_unit): New array to hold which vector unit
3262 supports arithmetic options for a given type.
3263 (rs6000_vector_mem): New array to hold which vector unit supports
3264 memory reference operations for a given type.
3265 (rs6000_vector_align): New array to given the alignment of each
3267 (power7_cost): New basic costs for power7.
3268 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
3269 (rs6000_hard_regno_nregs_internal): New function, moved from
3270 HARD_REGNO_NREGS, to calculate the number of registers each hard
3271 register takes for each type.
3272 (rs6000_debug_reg_print): New function for -mdebug=reg support.
3273 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
3274 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
3275 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
3276 unit information here so it is calculated once at compiler startup
3278 (rs6000_override_options): Make -misel a target mask. Add more
3279 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
3280 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
3282 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
3283 (rs6000_handle_option): Move -misel from variable to target mask.
3284 (rs6000_builtin_mask_for_load): Add VSX support.
3285 (rs6000_conditional_register_usage): Ditto.
3286 (USE_ALTIVEC_FOR_ARG_P): Ditto.
3287 (function_arg_boundary): Ditto.
3288 (rs6000_expand_builtin): Ditto.
3289 (def_builtin): Make abort message a little friendlier.
3290 (rs6000_emit_int_cmove): Add support for 64-bit isel.
3292 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
3293 assembler support the popcntd instruction instead of a vsx
3294 instruction to enable power7 support.
3295 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
3296 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
3297 option to the assembler if -mcpu=native.
3298 (ASM_CPU_NATIVE_SPEC): Ditto.
3299 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
3301 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
3302 the lwsync instruction.
3303 (enum processor_type): Add PROCESSOR_POWER7.
3304 (rs6000_debug_reg): New -mdebug= options.
3305 (rs6000_debug_addr): Ditto.
3306 (rs6000_debug_cost): Ditto.
3307 (rs6000_isel): Delete.
3308 (enum rs6000_vector): New enum to say what vector unit we have.
3309 (VECTOR_UNIT_*): New macros to say which vector unit has
3310 arithmetic operations for a given type.
3311 (VECTOR_MEM_*): New macros to say which vector unit has memory
3312 operations for a given type.
3313 (TARGET_LDBRX): Whether the machine supports the ldbrx
3315 (TARGET_ISEL): Delete, -misel moved to be a mask.
3316 (TARGET_ISEL64): New macro for 64-bit isel support.
3317 (UNITS_PER_VSX_WORD): New macro.
3318 (POINTER_SIZE): Move to be an external variable, rather than
3319 calculating whether we are generating 32 ot 64-bit code.
3321 (STACK_BOUNDARY): Add VSX support.
3322 (LOCAL_ALIGNMENT): Ditto.
3323 (SLOW_UNALIGNED_ACCESS): Ditto.
3324 (VSX_REGNO_P): New macro for VSX support.
3325 (VFLOAT_REGNO_P): Ditto.
3326 (VINT_REGNO_P): Ditto.
3327 (VLOGICAL_REGNO_P): Ditto.
3328 (VSX_VECTOR_MODE): Ditto.
3329 (VSX_SCALAR_MODE): Ditto.
3331 (VSX_MOVE_MODE): Ditto.
3332 (VSX_REG_CLASS_P): Ditto.
3333 (HARD_REGNO_NREGS): Instead of calling a function, use an array
3335 (UNITS_PER_SIMD_WORD): Add VSX support.
3336 (MODES_TIEABLE_P): Ditto.
3337 (STARTING_FRAME_OFFSET): Ditto.
3338 (STACK_DYNAMIC_OFFSET): Ditto.
3339 (EPILOGUE_USES): Ditto.
3340 (REGNO_REG_CLASS): Move to array lookup.
3341 (CLASS_MAX_NREGS): Ditto.
3342 (rs6000_vector_reg_class): Add declaration.
3343 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
3344 overlap with the floating point and Altivec registers.
3346 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
3348 * config/rs6000/driver-rs6000.c (asm_names): New static array to
3349 give the appropriate asm switches if -mcpu=native.
3350 (host_detect_local_cpu): Add support for "asm".
3351 (host_detect_local_cpu): Follow GNU code guidelines for name.
3353 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
3354 -mbit-word to a variable instead of being a target mask.
3356 * config/rs6000/sync.md (lwsync): If the assembler supports it,
3357 emit the lwsync instruction instead of emitting the instruction as
3358 an integer constant.
3360 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
3361 fixuns_trundfsi2, move expander into rs6000.md.
3363 * config/rs6000/rs6000.md (cpu): Add power7.
3364 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
3365 (logical predicate patterns): Change the single instruction
3366 primitives that set CR0 to be fast_compare instead of compare.
3368 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
3369 (popcntddi2): Ditto.
3370 (popcount<mode>): Ditto.
3371 (floating multiply/add insns): Name the floating point
3373 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
3374 (isel_unsigned_<mode>): Ditto.
3375 (fixuns_trundfsi2): Move expander here from spe.md.
3376 (smindi3): Define if we have -misel on 64-bit systems.
3381 2009-06-23 Anatoly Sokolov <aesok@post.ru>
3383 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
3385 * config/avr/avr.c (avr_current_device): New variable.
3386 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
3387 (avr_arch, mcu_type_s): Move to avr.h.
3388 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
3389 default_data_section_start fields.
3390 (avr_arch): Moved from avr.c.
3391 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
3392 library_name fields.
3393 (avr_current_device, avr_mcu_types, avr_arch_types,
3394 avr_device_to_arch, avr_device_to_data_start,
3395 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
3396 (EXTRA_SPEC_FUNCTIONS): Define.
3397 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
3398 options mapping. Use device_to_arch and device_to_data_start insted.
3399 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
3400 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
3401 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
3402 * config/avr/driver-avr.c: New file.
3403 * config/avr/avr-devices.c: New file.
3405 2009-06-23 Jakub Jelinek <jakub@redhat.com>
3407 * var-tracking.c (unshare_variable): Force initialized to
3408 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
3409 (set_variable_part): Likewise.
3410 (struct variable_union_info): Remove pos_src field.
3411 (vui_vec, vui_allocated): New variables.
3412 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
3413 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
3414 == 1 use a simpler sorting algorithm. Compute pos field right
3415 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
3416 Avoid quadratic comparison if !flag_var_tracking_uninit.
3417 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
3418 unshare_variable unconditionally.
3419 (dataflow_set_different_2): Removed.
3420 (dataflow_set_different): Don't traverse second hash table.
3421 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
3422 unconditionally to var_reg_set or var_mem_set.
3423 (emit_notes_in_bb): Likewise.
3424 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
3426 (emit_note_insn_var_location): Don't set initialized to
3427 VAR_INIT_STATUS_INITIALIZED early.
3428 (vt_finalize): Free vui_vec if needed, clear vui_vec and
3430 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
3432 * tree-object-size.c (addr_object_size): Instead of checking
3433 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
3434 are no FIELD_DECLs following it.
3436 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
3438 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
3439 order to match bswaps with signed source operands.
3441 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3443 * sdbout.c (sdbout_one_type): Fix braces in switch.
3445 2009-06-23 Richard Guenther <rguenther@suse.de>
3447 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
3449 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
3450 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
3451 var_callused, callused_tree, var_storedanything, storedanything_tree,
3452 var_integer, integer_tree): Remove global variables.
3453 (new_var_info): Do not pass new id, append the new var to the
3454 global variable vector.
3455 (do_ds_constraint): Use is_global_var member of the variable-info.
3456 (new_scalar_tmp_constraint_exp): Adjust.
3457 (create_function_info_for): Likewise.
3458 (create_variable_info_for): Likewise.
3459 (find_what_var_points_to): Remove dead code.
3460 (init_base_vars): Simplify.
3461 (compute_points_to_sets): Adjust.
3463 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
3465 * combine.c (try_combine): Dump information about the insns we're
3468 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
3470 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
3471 check when calling force_to_mode on TRUNCATE's operand.
3473 2009-06-22 Ian Lance Taylor <iant@google.com>
3475 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
3477 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
3479 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
3481 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3483 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
3484 override library linkage flags such as -static-libgcc or
3487 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
3489 * config/m68k/m68k-devices.def: Add line for MCF5221x.
3491 2009-06-22 Ian Lance Taylor <iant@google.com>
3493 * config/linux.opt: Put mglibc ahead of muclibc.
3495 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
3496 for duplicate decls.
3498 2009-06-22 Matthias Klose <doko@ubuntu.com>
3500 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
3502 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
3505 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
3506 instead of NULL if a parser error occurs.
3508 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3510 * dwarf2out.c (dwarf2_debug_hooks): Initialize
3511 non-DWARF2_DEBUGGING_INFO version.
3513 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
3515 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
3516 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
3518 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
3519 (LIBGCC2_TF_CEXT): Define.
3522 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3525 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
3527 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3529 * config/arm/arm.c (arm_override_options): Disable
3530 -mcaller-super-interworking and -mcallee-super-interworking.
3531 * doc/invoke.texi (ARM Options): Document this.
3533 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
3535 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
3536 * config/arm/constraints.md (j): New constraint for movw operands.
3537 (N): Remove thumb2 meaning.
3538 * config/arm/arm.md (*arm_movw): Delete.
3539 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
3540 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
3541 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
3543 2009-06-22 Martin Jambor <mjambor@suse.cz>
3545 PR tree-optimization/40492
3546 * tree-sra.c (sra_modify_assign): Pass zero offsets to
3547 build_ref_for_offset.
3549 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
3551 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
3552 JUMP_TABLE_DATA_P predicates where applicable.
3553 * auto-inc-dec.c: Ditto.
3554 * builtins.c: Ditto.
3555 * caller-save.c: Ditto.
3557 * cfgcleanup.c: Ditto.
3558 * cfglayout.c: Ditto.
3561 * combine-stack-adj.c: Ditto.
3567 * dwarf2asm.c: Ditto.
3568 * dwarf2out.c: Ditto.
3569 * emit-rtl.c: Ditto.
3575 * function.c: Ditto.
3578 * genpreds.c: Ditto.
3579 * genrecog.c: Ditto.
3581 * ira-costs.c: Ditto.
3582 * ira-lives.c: Ditto.
3585 * lower-subreg.c: Ditto.
3586 * modulo-sched.c: Ditto.
3588 * postreload.c: Ditto.
3589 * print-rtl.c: Ditto.
3598 * sched-vis.c: Ditto.
3600 * sel-sched-ir.c: Ditto.
3601 * simplify-rtx.c: Ditto.
3602 * targhooks.c: Ditto.
3603 * var-tracking.c: Ditto.
3604 * vmsdbgout.c: Ditto.
3606 2009-06-22 Matthias Klose <doko@ubuntu.com>
3608 * Makefile.in (install-plugin): Always use DESTDIR.
3610 2009-06-22 Olivier Hainque <hainque@adacore.com>
3612 * config/pa/pa.c (output_call): Don't optimize post call jumps
3613 into return address adjustments if the call may throw.
3615 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
3617 * arm.c (thumb1_output_casesi): New function.
3618 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
3619 optimizing for size or PIC.
3620 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
3621 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
3622 (casesi): Handle Thumb-1 when optimizing for size or PIC.
3623 (thumb1_casesi_internal_pic): New expand rule.
3624 (thumb1_casesi_dispatch): New pattern.
3625 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
3627 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
3628 in the text seciton when PIC or optimizing for size.
3629 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
3630 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
3631 preservation properties of code.
3632 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
3633 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
3634 (__gnu_thumb1_case_si): New function.
3635 * t-arm (LIB1ASMSRC): Define here.
3636 (LIB1ASMFUNCS): Add some common functions.
3637 * t-arm-elf (LIB1ASMSRC): Delete.
3638 (LIB1ASMFUNCS): Append to existing set.
3639 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3640 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3641 * t-symbian (LIB1ASMFUNCS): Likewise.
3642 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3643 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3645 2009-06-21 Richard Guenther <rguenther@suse.de>
3647 PR tree-optimization/38729
3648 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
3649 to loops with a single exit if -fno-expensive-optimizations.
3651 2009-06-21 Jakub Jelinek <jakub@redhat.com>
3653 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
3654 (dataflow_set): Change vars type from htab_t to shared_hash.
3655 (shared_hash_pool, empty_shared_hash): New variables.
3656 (vars_clear): Removed.
3657 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
3658 shared_hash_find_slot_unshare, shared_hash_find_slot,
3659 shared_hash_find_slot_noinsert, shared_hash_find): New
3661 (shared_hash_unshare, shared_hash_destroy): New functions.
3662 (unshare_variable): Unshare set->vars if shared, use
3664 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
3665 (get_init_value, find_src_set_src, dump_dataflow_set,
3666 clobber_variable_part, emit_notes_for_differences): Use
3668 (dataflow_set_init): Remove second argument, set vars to
3669 empty_shared_hash instead of creating a new htab.
3670 (dataflow_set_clear): Call shared_hash_destroy and set vars
3671 to empty_shared_hash instead of calling vars_clear.
3672 (dataflow_set_copy): Don't call vars_copy, instead just share
3673 the src htab with dst.
3674 (variable_union): Use shared_hash_*, use initially NO_INSERT
3675 lookup if set->vars is shared. Don't keep slot cleared before
3676 calling unshare_variable. Unshare set->vars if needed.
3677 Even ->refcount == 1 vars must be unshared if set->vars is shared
3678 and var needs to be modified.
3679 (variable_canonicalize): New function.
3680 (dataflow_set_union): If dst->vars is empty, just share src->vars
3681 with dst->vars and traverse with variable_canonicalize to canonicalize
3682 and unshare what is needed.
3683 (dataflow_set_different): If old_set and new_set use the same shared
3684 htab, they aren't different. If number of htab elements is different,
3685 htabs are different. Use shared_hash_*.
3686 (dataflow_set_destroy): Call shared_hash_destroy instead of
3688 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
3689 second argument to dataflow_set_init.
3690 (vt_initialize): Likewise. Initialize shared_hash_pool and
3691 empty_shared_hash, move bb in/out initialization afterwards.
3692 Use variable_htab_free instead of NULL as changed_variables del hook.
3693 (variable_was_changed): Change type of second argument to pointer to
3694 dataflow_set. When inserting var into changed_variables, bump
3695 refcount. Unshare set->vars if set is shared htab and slot needs to
3697 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
3698 lookup if set->vars is shared. Unshare set->vars if needed.
3699 Even ->refcount == 1 vars must be unshared if set->vars is shared
3700 and var needs to be modified. Adjust variable_was_changed caller.
3701 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
3702 vars must be unshared if set->vars is shared and var needs to be
3703 modified. Adjust variable_was_changed caller.
3704 (emit_note_insn_var_location): Don't pool_free var.
3705 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
3707 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
3708 free_alloc_pool on shared_hash_pool.
3710 2009-06-20 Anthony Green <green@moxielogic.com>
3712 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
3713 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
3715 2009-06-20 Richard Guenther <rguenther@suse.de>
3717 * tree-ssa-structalias.c (find_func_aliases): For memset use
3718 a constraint from NULL if we memset to zero.
3719 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
3720 we explicitly handle that do not read from memory.
3721 (call_may_clobber_ref_p_1): Properly handle builtins that may
3724 2009-06-20 Richard Guenther <rguenther@suse.de>
3726 PR tree-optimization/40495
3727 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
3728 (new_scalar_tmp_constraint_exp): New function.
3729 (process_constraint): Do not create temporary decls.
3730 (process_all_all_constraints): Likewise.
3731 (handle_const_call): Likewise.
3732 (create_function_info_for): Do not set decl.
3734 2009-06-19 Ian Lance Taylor <iant@google.com>
3736 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
3737 (rs6000_attribute_table): Make static; move before use.
3739 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
3741 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
3742 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
3743 Propagate the TREE_READONLY flag without overwriting it.
3744 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
3745 Propagate the TREE_READONLY flag onto the result.
3746 (process_call_operands): Move around. Use correct constant value.
3748 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3751 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
3752 * config/arm/arm.md: Likewise.
3754 2009-06-19 Ian Lance Taylor <iant@google.com>
3756 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
3757 to GIMPLE_ERROR_MARK.
3759 * c-typeck.c (build_conditional_expr): Add op1_original_type and
3760 op2_original_type parameters. Warn about using different enum types.
3761 * c-parser.c (c_parser_conditional_expression): Pass original
3762 types to build_conditional_expr.
3763 * c-tree.h (build_conditional_expr): Update declaration.
3765 2009-06-19 Ian Lance Taylor <iant@google.com>
3767 * config/i386/i386.c (ix86_function_specific_save): Test that
3768 fields match values, rather than testing the values are in a
3771 2009-06-19 Richard Guenther <rguenther@suse.de>
3773 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
3775 (ptr_derefs_may_alias_p): Likewise.
3776 (ptr_deref_may_alias_ref_p_1): New function.
3777 (ptr_deref_may_alias_ref_p): Likewise.
3778 (ref_maybe_used_by_call_p_1): Handle builtins that are not
3779 covered by looking at the ESCAPED solution.
3780 (call_may_clobber_ref_p_1): Likewise.
3781 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
3782 Handle NULL_TREE offset. Do not produce redundant constraints.
3783 (process_all_all_constraints): New helper function.
3784 (do_structure_copy): Use it.
3785 (handle_lhs_call): Likewise.
3786 (find_func_aliases): Handle some builtins with pointer arguments
3787 and/or return values explicitly.
3789 2009-06-19 Ian Lance Taylor <iant@google.com>
3791 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
3793 2009-06-19 Ian Lance Taylor <iant@google.com>
3795 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
3797 2009-06-19 Ian Lance Taylor <iant@google.com>
3799 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
3800 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
3803 * c-decl.c (finish_decl): If -Wc++-compat, warn about
3804 uninitialized const.
3806 2009-06-19 Ian Lance Taylor <iant@google.com>
3808 * dse.c (struct store_info): Rename bitmap field to bmap. Change
3811 * c-decl.c (in_struct, struct_types): Remove.
3812 (struct c_binding): Add in_struct field.
3813 (c_binding_ptr): Define type, along with VEC.
3814 (struct c_struct_parse_info): Define.
3815 (struct_parse_info): New static variable.
3816 (bind): Initialize in_struct field.
3817 (start_struct): Remove enclosing_in_struct and
3818 enclosing_struct_types parameters. Add
3819 enclosing_struct_parse_info parameter. Change all callers. Set
3820 struct_parse_info rather than in_struct and struct_types.
3821 (grokfield): If -Wc++-compat and there is a symbol binding for the
3822 field name, set the in_struct flag and push it on the
3823 struct_parse_info->fields vector.
3824 (warn_cxx_compat_finish_struct): New static function.
3825 (finish_struct): Remove enclosing_in_struct and
3826 enclosing_struct_types parameters. Add
3827 enclosing_struct_parse_info parameter. Change all callers. Don't
3828 set C_TYPE_DEFINED_IN_STRUCT here. Call
3829 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
3830 parameter. Only push on struct_types if warn_cxx_compat.
3831 (finish_enum): Only push on struct_types if warn_cxx_compat.
3832 (declspecs_add_type): Add loc parameter. Change all callers.
3833 Change all error calls to error_at. Pass loc, not input_location,
3834 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
3835 defined in a struct. If -Wc++-compat and parsing a struct, record
3836 that a typedef name was used.
3837 * c-parser.c (c_parser_declspecs): Get location to pass to
3839 (c_parser_struct_or_union_specifier): Update calls to start_struct
3841 * c-tree.h (struct c_struct_parse_info): Declare.
3842 (finish_struct, start_struct): Update declarations.
3843 (declspecs_add_type): Update declaration.
3845 2009-06-19 Ian Lance Taylor <iant@google.com>
3847 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
3848 variable with an anonymous type.
3850 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
3852 * see.c: Remove for real.
3854 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
3856 * optabs.h (enum optab_index): Add new OTI_significand.
3857 (significand_optab): Define corresponding macro.
3858 * optabs.c (init_optabs): Initialize significand_optab.
3859 * genopinit.c (optabs): Implement significand_optab using
3860 significand?f2 patterns.
3861 * builtins.c (expand_builtin_mathfn): Handle
3862 BUILT_IN_SIGNIFICAND{,F,L}.
3863 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
3864 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
3866 * config/i386/i386.md (significandxf2, significand<mode>2): New
3867 expanders to implement significandf, significand and significandl
3868 built-ins as inline x87 intrinsics.
3870 2009-06-18 Anatoly Sokolov <aesok@post.ru>
3872 * config/avr/avr.c (avr_override_options): Remove setting value of
3873 PARAM_INLINE_CALL_COST.
3875 2009-06-18 Richard Henderson <rth@redhat.com>
3878 * tree-pass.h (TDF_ASMNAME): New.
3879 * tree-dump.c (dump_options): Add asmname.
3880 * doc/invoke.texi: Document it.
3882 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
3883 (dump_decl_name): ...here.
3884 (dump_function_name): New flags arg; mind TDF_ASMNAME.
3885 (dump_generic_node): Update dump_function_name calls.
3886 (print_call_name): New flags arg; update all dump calls.
3887 * diagnostic.h (print_call_name): Update.
3888 * gimple-pretty-print.c (dump_gimple_call): Update.
3890 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
3893 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
3895 2009-06-18 Diego Novillo <dnovillo@google.com>
3897 * doc/plugins.texi: Document plugin_is_GPL_compatible.
3898 * plugin.c (str_license): Declare.
3899 (try_init_one_plugin): Assert that the symbol
3900 'plugin_is_GPL_compatible' exists.
3902 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
3905 * Makefile.in (OBJS-common): Remove see.o.
3907 * common.opt (fsee): Mark as preserved for backward compatibility.
3908 * opts.c (common_handle_option): Add OPT_fsee to the backward
3909 compatibility section.
3910 * passes.c (init_optimization_passes, pass_see): Remove pass.
3911 * timevar.def (TV_SEE): Remove.
3912 * tree-pass.h (pass_see): Remove declaration.
3913 * doc/invoke.texi (-fsee): Remove documentation.
3915 2009-06-18 Martin Jambor <mjambor@suse.cz>
3917 * tree-sra.c: Include statistics.h
3918 (sra_stats): New variable.
3919 (sra_initialize): Clear sra_stats.
3920 (create_access_replacement): Increment sra_stats.replacements.
3921 (get_access_replacement): Do not return twice.
3922 (analyze_all_variable_accesses): Increment statistics counter by the
3923 number of scalarized aggregates.
3924 (generate_subtree_copies): Increment sra_stats.subtree_copies.
3925 (sra_modify_expr): Increment sra_stats.exprs.
3926 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
3927 (sra_modify_assign): Increment sra_stats.exprs,
3928 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
3929 (perform_intra_sra): Update statistics counters.
3930 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
3932 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
3934 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
3935 (arm_scalar_mode_supported_p): New function.
3937 2009-06-18 Paul Brook <paul@codesourcery.com>
3938 Sandra Loosemore <sandra@codesourcery.com>
3940 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
3941 (__extendhfsf2, __truncsfhf2): Define.
3942 * config/arm/fp16.c: New file.
3943 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
3944 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
3946 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
3948 * doc/extend.texi (Half-Precision): New section.
3949 * doc/invoke.texi (Option Summary): List -mfp16-format.
3950 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
3951 * config/arm/arm.opt (mfp16-format=): New.
3952 * config/arm/arm.c: Include intl.h.
3953 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
3954 (TARGET_INVALID_RETURN_TYPE): Redefine.
3955 (TARGET_PROMOTED_TYPE): Redefine.
3956 (TARGET_CONVERT_TO_TYPE): Redefine.
3957 (arm_fp16_format): Define.
3958 (all_fpus): Add entry for neon-fp16.
3959 (fp_model_for_fpu): Likewise.
3960 (struct fp16_format): Declare.
3961 (all_fp16_formats): Define.
3962 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
3964 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
3966 (arm_legitimate_index_p): Treat HFmode like HImode.
3967 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
3968 (coproc_secondary_reload_class): Special-case HFmode.
3969 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
3970 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
3971 (arm_init_fp16_builtins): New.
3972 (arm_init_builtins): Call it.
3973 (arm_invalid_parameter_type): New.
3974 (arm_invalid_return_type): New.
3975 (arm_promoted_type): New.
3976 (arm_convert_to_type).
3977 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
3979 (arm_emit_fp16_const): New function.
3980 (arm_mangle_type): Mangle __fp16 as "Dh".
3981 * config/arm/arm.h (TARGET_VFPD32): Make it know about
3983 (TARGET_NEON_FP16): New.
3984 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
3985 (enum fputype): Add FPUTYPE_NEON_FP16.
3986 (enum arm_fp16_format_type): Declare.
3987 (arm_fp16_format): Declare.
3988 (LARGEST_EXPONENT_IS_NORMAL): Define.
3989 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
3990 * config/arm/arm-modes.def (HFmode): Define.
3991 * config/arm/vfp.md: (*movhf_vfp): New.
3994 * config/arm/arm.md: (fpu): Add neon_fp16.
3995 (floatsihf2, floatdihf2): New.
3996 (fix_trunchfsi2, fix_trunchfdi2): New.
4000 (*arm32_movhf): New.
4001 (*thumb1_movhf): New.
4002 (consttable_2): Add check for HFmode constants.
4003 (consttable_4): Handle HFmode constants.
4005 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
4007 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
4009 2009-06-17 Olivier Hainque <hainque@adacore.com>
4011 * collect2.c (main): Use CONST_CAST2 to perform char ** to
4012 const char ** conversion in AIX specific section.
4014 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
4016 * config/i386/i386.c (ix86_special_builtin_type): Remove
4017 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
4018 (bdesc_special_args): Updated.
4019 (ix86_init_mmx_sse_builtins): Likewise.
4020 (ix86_expand_special_args_builtin): Likewise.
4022 2009-06-17 Richard Henderson <rth@redhat.com>
4024 * tree-pretty-print.c (maybe_dump_asm_name): New.
4025 (dump_decl_name): Use it.
4026 (PRINT_FUNCTION_NAME): Merge into...
4027 (dump_function_name): ... here. Use maybe_dump_asm_name.
4029 2009-06-17 Cary Coutant <ccoutant@google.com>
4031 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
4033 * debug.c (struct gcc_debug_hooks): Change placeholder for
4035 (debug_nothing_int_charstar_int): Replaced by...
4036 (debug_nothing_int_charstar_int_bool): ...this.
4037 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
4038 source_line prototype.
4039 (debug_nothing_int_charstar_int): Replaced by...
4040 (debug_nothing_int_charstar_int_bool): ...this.
4041 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
4042 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
4043 Output is_stmt operand when necessary.
4044 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
4045 (notice_source_line): Add is_stmt parameter.
4046 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
4047 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
4049 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
4050 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
4052 2009-06-17 Ian Lance Taylor <iant@google.com>
4054 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
4056 (struct store_by_pieces_d): Rename from store_by_pieces. Change
4059 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
4061 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
4062 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
4063 tree_strip_sign_nop_conversions and
4064 tree_ssa_strip_useless_type_conversions rather than stripping
4065 the operations here.
4066 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
4068 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
4069 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
4070 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
4071 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
4074 2009-06-17 Michael Eager <eager@eagercon.com>
4076 * config/rs6000/constraints.md (register_constraint "d"): New.
4077 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
4078 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
4079 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
4080 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
4081 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
4082 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
4083 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
4084 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
4085 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
4086 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
4088 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
4089 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
4090 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
4091 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
4092 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
4093 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
4094 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
4095 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
4096 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
4097 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
4098 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
4099 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
4100 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
4101 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
4103 2009-06-16 Ian Lance Taylor <iant@google.com>
4105 * profile.c (total_num_never_executed): Don't define.
4106 (compute_branch_probabilities): Don't count or print
4108 (init_branch_prob): Don't set total_num_never_executed.
4109 (end_branch_prob): Don't print total_num_never_executed.
4111 2009-06-17 David Daney <ddaney@caviumnetworks.com>
4113 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
4115 2009-06-17 David Edelsohn <edelsohn@gnu.org>
4117 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
4118 (nabstd2_fpr): Same.
4120 2009-06-17 Steve Ellcey <sje@cup.hp.com>
4122 * expr.c (expand_assignment): Change complex type check.
4124 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
4126 * doc/plugins.texi (Building GCC plugins): Added new section.
4128 2009-06-17 Ian Lance Taylor <iant@google.com>
4130 * c-pch.c (get_ident): Don't set size of templ array.
4131 (pch_init): Don't set size of partial_pch array.
4133 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
4134 string constant to intialize an array whose size is the length of
4137 2009-06-17 Richard Guenther <rguenther@suse.de>
4139 PR tree-optimization/40389
4140 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
4141 to addressable types.
4142 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
4144 2009-06-17 Richard Guenther <rguenther@suse.de>
4147 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
4148 if there is no evolution of left in the loop bail out.
4149 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
4150 chrec_fold_multiply.
4152 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
4153 Janis Johnson <janis187@us.ibm.com>
4156 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
4157 for the symbol ref of a constant that is the source of a move
4158 - nor for any other not-obvious-label-ref constants.
4160 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
4162 * plugin.c (position_pass): Skip newly inserted pass during list
4163 traversal to avoid repeated insertion.
4165 2009-06-16 Ian Lance Taylor <iant@google.com>
4167 * vec.h (VEC_stack_alloc): Define different version if
4168 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
4169 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
4170 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
4171 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
4173 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
4175 * config.gcc (extra_headers): Add ia32intrin.h for x86.
4177 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
4178 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
4179 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
4180 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
4181 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
4182 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
4183 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
4184 (bdesc_special_args): Add __builtin_ia32_rdtsc and
4185 __builtin_ia32_rdtscp.
4186 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
4187 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
4188 and __builtin_ia32_rorhi.
4189 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
4190 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
4191 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
4192 (ix86_expand_args_builtin): Likewise.
4193 (ix86_expand_special_args_builtin): Likewise.
4195 * config/i386/i386.md (UNSPECV_RDTSCP): New.
4196 (UNSPECV_RDTSC): Likewise.
4197 (UNSPECV_RDPMC): Likewise.
4198 (*bsr): Renamed to ...
4200 (*bsr_rex64): Renamed to ...
4204 (*rdpmc_rex64): Likewise.
4207 (*rdtsc_rex64): Likewise.
4209 (*rdtscp): Likewise.
4210 (*rdtscp_rex64): Likewise.
4212 * config/i386/ia32intrin.h: New.
4214 * config/i386/x86intrin.h: Include <ia32intrin.h>.
4216 2009-06-16 Ian Lance Taylor <iant@google.com>
4218 * ira-build.c (copy_info_to_removed_store_destinations):
4219 Initialize parent_a.
4221 2009-06-16 Ian Lance Taylor <iant@google.com>
4223 * c-decl.c (grokdeclarator): Change size_varies to bool.
4225 2009-06-16 Ian Lance Taylor <iant@google.com>
4227 * sel-sched.c: Make forward declarations of move_op_hooks and
4228 fur_hooks explicitly extern.
4230 2009-06-16 Ian Lance Taylor <iant@google.com>
4232 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
4233 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
4235 2009-06-16 Ian Lance Taylor <iant@google.com>
4237 * resource.c (mark_referenced_resources): Change
4238 include_delayed_effects parameter to bool. Change all callers.
4239 (mark_end_of_function_resources): Likewise.
4240 * reorg.c (insn_references_resource_p): Likewise.
4241 (insn_sets_resource_p): Likewise.
4242 * resource.h (mark_referenced_resources): Update declaration.
4243 (mark_end_of_function_resources): Update declaration.
4245 2009-06-16 David Edelsohn <edelsohn@gnu.org>
4247 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
4249 2009-06-16 David Edelsohn <edelsohn@gnu.org>
4251 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
4252 GCC can bootstrap on AIX with GNU Binutils 2.20.
4254 2009-06-16 Ian Lance Taylor <iant@google.com>
4256 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
4258 2009-06-16 Ian Lance Taylor <iant@google.com>
4260 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
4261 inline, not extern inline.
4262 (exact_log2): Likewise.
4263 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
4265 (exact_log2): Likewise, but don't test CTZ_HWI.
4267 2009-06-16 Ian Lance Taylor <iant@google.com>
4269 * bitmap.c (bitmap_clear): Don't declare as inline.
4270 * gimple.c (gimplify_assign): Likewise.
4271 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
4272 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
4273 (sched_scan_info): Remove duplicate definition.
4275 2009-06-16 Ian Lance Taylor <iant@google.com>
4277 * c-common.c (skip_evaluation): Don't define.
4278 (c_inhibit_evaluation_warnings): Define global variable.
4279 (overflow_warning): Check c_inhibit_evaluation_warnings rather
4280 than skip_evaluation.
4281 (convert_and_check, warn_for_div_by_zero): Likewise.
4282 * c-common.h (skip_evaluation): Don't declare.
4283 (c_inhibit_evaluation_warnings): Declare.
4284 * c-parser.c (c_parser_typeof_specifier): Set
4285 c_inhibit_evaluation_warnings rather than skip_evaluation.
4286 (c_parser_conditional_expression): Likewise.
4287 (c_parser_binary_expression): Likewise.
4288 (c_parser_sizeof_expression): Likewise.
4289 (c_parser_alignof_expression): Likewise.
4290 * c-typeck.c (build_indirect_ref): Check
4291 c_inhibit_evaluation_warnings rather than skip_evaluation.
4292 (build_conditional_expr, build_binary_op): Likewise.
4294 2009-06-16 Richard Guenther <rguenther@suse.de>
4296 * tree-ssa-alias.c (is_escape_site): Remove.
4297 * tree-ssa-alias.h (enum escape_type): Remove.
4298 (is_escape_site): Likewise.
4299 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
4300 via casts and asms without deferring to is_escape_site.
4302 2009-06-16 Jakub Jelinek <jakub@redhat.com>
4305 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
4306 use gen_lowpart if op0 has complex mode.
4308 2009-06-16 Richard Guenther <rguenther@suse.de>
4310 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
4311 variables add them to ESCAPED.
4312 (find_func_aliases): Do not make all indirectly stored values escaped.
4314 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
4316 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
4319 2009-06-16 Martin Jambor <mjambor@suse.cz>
4321 PR tree-optimization/40432
4322 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
4323 check whether we need to force gimple register operand.
4325 2009-06-16 Martin Jambor <mjambor@suse.cz>
4327 PR tree-optimization/40413
4328 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
4329 build_ref_for_offset.
4330 (propagate_subacesses_accross_link): Fix a typo in a comment.
4332 2009-06-16 Ira Rosen <irar@il.ibm.com>
4334 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
4335 with additional parameter.
4336 * tree-vectorizer.h (enum vect_def_type): Add new value
4338 (enum vect_relevant): Add comments.
4339 (vect_is_simple_reduction): Add new argument.
4340 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
4341 Detect nested cycles.
4342 (vect_is_simple_reduction): Update documentation, add an argument to
4343 distinguish inner-loop reduction from nested cycle, detect nested
4344 cycles, fix printings and indentation, don't swap operands in case
4346 (get_initial_def_for_reduction): Handle subtraction.
4347 (vect_create_epilog_for_reduction): Add new argument to specify
4349 (vect_finalize_reduction): Handle subtraction, fix comments.
4350 (vectorizable_reduction): Handle nested cycles. In case of nested
4351 cycle keep track of the reduction variable position. Call
4352 vect_is_simple_reduction with additional parameter. Use original
4353 statement code in reduction epilogue for nested cycle. Call
4354 vect_create_epilog_for_reduction with additional parameter.
4355 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
4356 inner-loop vectorization.
4357 (vect_recog_widen_sum_pattern): Likewise.
4358 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
4360 (vect_mark_stmts_to_be_vectorized): Likewise.
4361 (vect_get_vec_def_for_operand): Handle nested cycles.
4363 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4365 * doc/invoke.texi (Debugging Options): Fix option index entries
4366 for -fdump-statistics, -frandom-seed add entries for
4367 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
4368 (FRV Options): Fix entries for -mTLS, -mtls.
4369 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
4370 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
4371 (M68hc1x Options): Fix @itemx for -mnominmax.
4372 (MCore Options): Fix entry for -mno-lsim.
4373 (MMIX Options): Fix entry for -mabi=mmixware.
4374 (PDP-11 Options): Fix entry for -mbcopy-builtin.
4376 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
4378 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
4379 Mention the plugin mode of gengtype.
4380 * doc/gty.texi (Source Files Containing Type Information): Likewise.
4381 * gengtype.c: Updated copyright.
4382 (plugin_files, nb_plugin_files) Added new static variables.
4383 (measure_input_list) Care about plugin_files.
4384 (write_rtx_next): Added early return in plugin mode.
4385 (create_file): Updated copyright year in generated file. Added
4387 (oprintf): Added early return if NULL outf.
4388 (get_output_file_with_visibility): Care of plugin_files.
4389 (get_output_file_name): May return null.
4390 (write_local): Added early return.
4391 (put_mangled_filename): Ditto.
4392 (finish_root_table): Added check for base_files.
4393 (write_roots): Care about null when plugins.
4394 (main): Added plugin mode.
4396 2009-06-15 Ian Lance Taylor <iant@google.com>
4398 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
4399 * gcov.c (read_count_file): Add braces around variables declared
4402 * c.opt (Wjump-misses-init): New warning.
4403 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
4404 -Wall and -Wc++-compat if not already set.
4405 (c_common_post_options): Clear warn_jump_misses_init if it was not
4407 * c-decl.c (struct c_binding): Change type field to a union with
4408 new label field. Make it the first field in the struct. Update
4409 references to type to use u.type instead.
4410 (struct c_spot_bindings): Define.
4411 (struct c_goto_bindings): Define.
4412 (c_goto_bindings_p): Define, along with VECs.
4413 (struct c_label_vars): Define.
4414 (struct c_scope): Add has_label_bindings field.
4415 (bind_label, set_spot_bindings): New static functions.
4416 (decl_jump_unsafe, update_spot_bindings): New static functions.
4417 (update_label_decls): New static function.
4418 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
4419 Update binding u.label field to shadowed field.
4420 (c_binding_start_stmt_expr): New function.
4421 (c_binding_end_stmt_expr): New function.
4422 (pushdecl): Don't call c_begin_vm_scope.
4423 (make_label): Add defining and p_label_vars parameters. Change
4425 (lookup_label): Correct test for whether a label has not yet been
4426 defined. Call bind_label rather than bind.
4427 (warn_about_goto): New static function.
4428 (lookup_label_for_goto): New function.
4429 (declare_label): Call bind_label rather than bind.
4430 (check_earlier_gotos): New static function.
4431 (define_label): Don't give errors about jumping into statement
4432 expressions or scopes of variably modified types. Call
4433 set_spot_bindings and check_earlier_gotos. Call bind_label
4434 instead of bind. Don't set label_context_stack_se or
4435 label_context_stack_vm.
4436 (c_get_switch_bindings): New function.
4437 (c_release_switch_bindings): New function.
4438 (c_check_switch_jump_warnings): New function.
4439 (start_function): Don't set label_context_stack_se or
4440 label_context_stack_vm.
4441 (finish_function): Likewise.
4442 * c-typeck.c (label_context_stack_se): Don't define.
4443 (label_context_stack_vm): Don't define.
4444 (c_finish_goto_label): Call lookup_label_for_goto rather than
4445 lookup_label. Don't give errors about jumping into a statement
4446 expression or the scope of a variably modified type. Don't set
4447 label_context_stack_se or label_context_stack_vm.
4448 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
4449 fields. Add bindings field.
4450 (c_start_case): Don't set deleted fields. Set bindings field.
4451 (do_case): Rework order of tests. Don't check blocked_stmt_expr
4452 or blocked_vm. Call c_check_switch_jump_warnings.
4453 (c_finish_case): Don't test blocked_stmt_expr field. Call
4454 c_release_switch_bindings.
4455 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
4456 c_switch_stack. Don't walk label_context_stack_se labels. Don't
4457 set label_context_stack_se. Call c_bindings_start_stmt_expr.
4458 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
4459 c_switch_stack. Don't walk label_context_stack_se labels. Don't
4460 set label_context_stack_se. Call c_bindings_end_stmt_expr.
4461 (c_begin_vm_scope, c_end_vm_scope): Don't define.
4462 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
4463 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
4464 (C_DECL_UNJUMPABLE_VM): Don't define.
4465 (C_DECL_UNDEFINABLE_VM): Don't define.
4466 (struct c_label_list): Don't define.
4467 (struct c_label_context_se): Don't define.
4468 (struct c_label_context_vm): Don't define.
4469 (struct c_spot_bindings): Declare.
4470 (c_bindings_start_stmt_expr): Declare.
4471 (c_bindings_end_stmt_expr): Declare.
4472 (lookup_label_for_goto): Declare.
4473 (c_get_switch_bindings, c_release_switch_bindings): Declare.
4474 (c_check_switch_jump_warnings): Declare.
4475 (label_context_stack_se, label_context_stack_vm): Don't declare.
4476 (c_finish_goto_label): Update declaration.
4477 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
4478 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
4479 (Warning Options): Document -Wjump-misses-init.
4481 2009-06-15 Jakub Jelinek <jakub@redhat.com>
4483 * tree-object-size.c (addr_object_size): Fix a pasto in the last
4486 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
4488 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
4490 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
4492 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
4494 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
4496 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
4498 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
4500 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
4501 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
4502 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
4503 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
4504 * dwarf2asm.c (dw2_force_const_mem): Update call to
4506 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
4507 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
4508 * langhooks.c (lhd_comdat_group): Remove.
4509 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
4510 * tree.h (DECL_COMDAT_GROUP): New.
4511 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
4512 (tree_decl_with_vis): Add comdat_group. Remove one_only.
4513 (make_decl_one_only): Change signature.
4514 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
4516 (make_decl_one_only): Change signature.
4517 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
4519 2009-06-15 Richard Guenther <rguenther@suse.de>
4522 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
4524 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4526 * tree-ssa-math-opts.c: Remove extra divide.
4528 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4530 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
4532 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4534 * passes.c: Add bswap pass.
4535 * tree-pass.h: Add pass_optimize_bswap declaration.
4536 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
4537 Include rtl.h, expr.h and optabs.h for optab_handler check.
4538 (struct symbolic_number, pass_optimize_bswap): New definition.
4539 (do_shift_rotate, verify_symbolic_number_p): New functions.
4540 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
4541 (gate_optimize_bswap): New function.
4542 * tree.c (widest_int_cst_value): New function.
4543 * tree.h (widest_int_cst_value): Prototype added.
4545 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
4547 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
4548 REG_EQUAL/REG_EQUIV notes.
4550 2009-06-14 Richard Guenther <rguenther@suse.de>
4553 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
4554 has its address taken if NRV was applied and it is addressable.
4555 * tree-ssa-structalias.c (get_constraint_for_address_of): New
4556 function split out from ...
4557 (get_constraint_for_1): ... here.
4558 (handle_rhs_call): Use it to mark the return slot escaped if
4559 it is addressable and NRV was applied.
4561 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
4563 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
4564 Change first argument type to location_t.
4565 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
4566 Do not set input_location.
4567 Use loc instead of input_location throughout.
4569 2009-06-13 Richard Guenther <rguenther@suse.de>
4571 PR tree-optimization/40421
4572 * tree-predcom.c (should_unroll_loop_p): Remove.
4573 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
4575 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
4577 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4578 Add location argument.
4580 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
4582 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
4584 * config/s390/s390.c (s390_build_builtin_va_list): Same.
4585 (s390_gimplify_va_arg): Pass location to create_artificial_label.
4586 * config/spu/spu-protos.h: Add location to
4587 spu_resolve_overloaded_builtin.
4588 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
4589 spu_build_builtin_va_list.
4590 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
4591 argument. Pass location to build_function_call_vec.
4592 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
4594 (emit_fpu_switch): Same.
4595 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
4596 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
4597 to build_decl and create_artificial_label.
4598 (xtensa_gimplify_va_arg_expr): Same.
4599 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
4600 (xstormy16_gimplify_va_arg_expr): Same.
4601 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
4602 * config/arm/arm.c (arm_build_builtin_va_list): Same.
4603 * config/mips/mips.c (mips_build_builtin_va_list): Same.
4604 (mips16_build_function_stub): Same.
4605 (mips16_build_call_stub): Same.
4607 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
4610 * arm/constraints.md (Pa, Pb): New constraints.
4611 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
4612 split pattern to deal with them.
4614 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
4616 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
4617 fix index entry for -Xpreprocessor.
4619 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
4621 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4622 Add location argument to build_decl call.
4623 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
4624 (rs6000_init_builtins): Same.
4625 (spe_init_builtins): Same.
4626 (rs6000_gimplify_va_arg): Add location argument to
4627 create_artificial_label call.
4629 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
4631 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
4632 * combine-stack-adj.c (pass_stack_adjustments): Use it.
4633 * Makefile.in: Fix GGC dependency for gcse.o.
4635 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
4637 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
4638 * gimple-pretty-print.c (dump_gimple_stmt): Same.
4639 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
4641 * c-parser.c (c_parser_binary_expression): Use current column while
4642 building binary operations.
4643 * common.opt (fshow-column): Enable by default.
4644 * tree-vrp.c (check_array_ref): Use warning_at.
4645 (check_array_bounds): Use location from call back if expr has no
4647 * tree.h: Add location argument to maybe_fold_*.
4648 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
4649 (maybe_fold_offset_to_array_ref): Add location argument and use it.
4650 (maybe_fold_offset_to_component_ref): Same.
4651 (maybe_fold_offset_to_reference): Same.
4652 (maybe_fold_offset_to_address): Same.
4653 (maybe_fold_stmt_indirect): Same.
4654 (maybe_fold_stmt_addition): Same.
4655 (fold_stmt_r): Pass location to maybe_fold_*.
4656 (fold_gimple_assign): Same.
4657 * c-tree.h: Add location argument to finish_decl,
4658 default_function_array_conversion, store_init_value.
4659 * c-decl.c (define_label): Use error_at.
4660 (c_make_fname_decl): Pass location to finish_decl.
4661 (finish_decl): New location argument.
4662 (build_compound_literal): Pass location to store_init_value.
4663 (grokdeclarator): Pass location to finish_decl.
4665 * c-typeck.c (array_to_pointer_conversion): New location argument.
4666 (function_to_pointer_conversion): Same.
4667 (default_function_array_conversion): Same.
4668 (parser_build_unary_op): Pass location to overflow_warning.
4669 (parser_build_binary_op): Same. Use warning_at.
4670 (build_unary_op): Pass location to array_to_pointer_conversion.
4671 (build_c_cast): Pass location to digest_init.
4672 (build_modify_expr): New location argument.
4673 (convert_for_assignment): Same.
4674 (store_init_value): Same.
4675 (digest_init): Same.
4676 (output_init_element): Pass location to digest_init and
4677 array_to_pointer_conversion.
4678 (c_finish_return): Pass location to convert_for_assignment.
4679 * gimplify.c (gimplify_conversion): Pass location to
4680 maybe_fold_offset_to_address.
4681 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
4682 to maybe_fold_stmt_addition.
4683 * c-omp.c (c_finish_omp_atomic): Pass new location to
4685 (c_finish_omp_for): Same.
4686 * c-common.c (overflow_warning): New argument.
4687 * c-common.h: New argument to build_modify_expr, overflow_warning.
4688 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
4690 (c_parser_initializer): Pass location to
4691 default_function_array_conversion.
4692 (c_parser_initelt): Same.
4693 (c_parser_initval): Same.
4694 (c_parser_asm_operands): Same.
4695 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
4696 (c_parser_conditional_expression): Same.
4697 (c_parser_binary_expression): Add location info to stack. Use it.
4698 (c_parser_unary_expression): Pass location to
4699 default_function_array_conversion, parser_build_unary_op,
4700 build_indirect_ref, c_parser_postfix_expression_after_primary.
4701 (c_parser_postfix_expression_after_primary): New location argument.
4703 (c_parser_expression_conv): Pass location to
4704 default_function_array_conversion.
4705 (c_parser_expr_list): Same.
4706 (c_parser_omp_atomic): Same.
4707 (c_parser_omp_for_loop): Same.
4708 * c-tree.h: (struct c_declarator): Add comment to id_loc.
4709 (build_array_declarator): New argument.
4710 * c-decl.c (build_array_declarator): Add location argument.
4711 (grokdeclarator): Set id_loc for cdk_array.
4712 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
4713 build_array_declarator.
4714 * tree.c (build_omp_clause): Add location argument.
4715 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
4716 (OMP_CLAUSE_LOCATION): New macro.
4717 (struct tree_omp_clause): Add location field.
4718 (build_omp_clause): Add argument.
4719 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
4720 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
4722 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
4723 (cp_parser_omp_clause_collapse): Same.
4724 (cp_parser_omp_clause_default): Same.
4725 (cp_parser_omp_clause_if): Same.
4726 (cp_parser_omp_clause_nowait): Same.
4727 (cp_parser_omp_clause_num_threads): Same.
4728 (cp_parser_omp_clause_ordered): Same.
4729 (cp_parser_omp_clause_schedule): Same.
4730 (cp_parser_omp_clause_untied): Same.
4731 (cp_parser_omp_for_loop): Same.
4732 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
4733 * c-tree.h (c_start_case): Add location argument.
4734 (c_process_expr_stmt): Same.
4735 (c_finish_goto_*): Same.
4736 * tree-parloops.c (initialize_reductions): Pass location to
4738 (create_parallel_loop): Same.
4739 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
4740 (gfc_trans_omp_reduction_list): Same.
4741 (gfc_trans_omp_clauses): Same.
4742 (gfc_trans_omp_do): Same.
4743 * c-typeck.c (c_finish_goto_label): Same.
4744 (c_finish_goto_ptr): New location argument.
4745 (c_start_case): Same.
4746 (emit_side_effect_warnings): Same.
4747 (c_process_expr_stmt): Same.
4748 (c_finish_stmt_expr): Same.
4749 (c_finish_omp_clauses): Use error_at instead of error.
4750 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
4752 * c-omp.c (c_split_parallel_clauses): New location argument.
4753 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
4754 to build_omp_clause.
4755 (convert_local_reference_stmt): Same.
4756 (convert_gimple_call): Same.
4757 * c-common.h (c_split_parallel_clauses): New argument.
4758 * c-parser.c (c_parser_statement_after_labels): Pass location to
4759 c_finish_goto_label.
4760 (c_parser_switch_statement): Pass location to c_start_case.
4761 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
4762 and c_process_expr_stmt.
4763 (c_parser_omp_variable_list): Add location argument.
4764 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
4765 (c_parser_omp_clause_default): Same.
4766 (c_parser_omp_clause_if): Same.
4767 (c_parser_omp_clause_num_threads): Same.
4768 (-c_parser_omp_clause_ordered): Same.
4769 (c_parser_omp_clause_reduction): Pass location to
4770 c_parser_omp_variable_list.
4771 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
4772 (c_parser_omp_clause_untied): Same.
4773 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
4774 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
4776 * c-tree.h (check_for_loop_decls, undeclared_variable,
4777 build_component_ref, build_array_ref, build_external_ref,
4778 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
4779 build_conditional_expr, build_compound_expr, c_cast_expr,
4780 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
4781 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
4783 * c-semantics.c (build_stmt): Same.
4784 (build_case_label): Same.
4785 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
4786 (undeclared_variable): New argument.
4788 (lookup_label): Pass location on down.
4789 (define_label): Same.
4790 (finish_decl): Same.
4791 (build_compound_literal): Same.
4792 (finish_struct): Same.
4793 (finish_function): Do not set location here.
4794 (check_for_loop_decls): New argument.
4795 * tree.c (save_expr): Set location.
4796 (build_empty_stmt): New argument.
4797 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
4798 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
4799 * builtins.c (gimplify_va_arg_expr): Use locations.
4800 (expand_builtin_sync_operation): Same.
4801 * c-typeck.c (build_component_ref): New argument.
4802 (build_array_ref): Same.
4803 (build_external_ref): Same.
4804 (c_expr_sizeof_expr): Same.
4805 (c_expr_sizeof_type): Same.
4806 (parser_build_unary_op): Same.
4807 (build_conditional_expr): Same.
4808 (build_compound_expr): Pass location on down.
4809 (build_compound_expr): New argument.
4810 (build_c_cast): Same.
4811 (c_cast_expr): Same.
4812 (build_asm_expr): Same.
4813 (c_finish_return): Same.
4814 (c_process_expr_stmt): Pass location on down.
4815 (c_finish_stmt_expr): New argument.
4816 (push_clenaup): Same.
4817 (c_finish_omp_parallel): Same.
4818 (c_finish_omp_task): Same.
4819 * gimplify.c (gimplify_call_expr): Pass location on down.
4820 * c-omp.c (c_finish_omp_master): New argument.
4821 (c_finish_omp_critical): Same.
4822 (c_finish_omp_ordered): Same.
4823 (c_finish_omp_barrier): Same.
4824 (-c_finish_omp_taskwait): Same.
4825 (c_finish_omp_atomic): Same.
4826 (c_finish_omp_flush): Same.
4827 * tree-inline.c (copy_tree_body_r): Pass location on down.
4828 (inline_forbidden_p): Remove use of input_location.
4829 * c-gimplify.c (c_build_bind_expr): New argument.
4830 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
4831 (c_sizeof_or_alignof_type): New argument.
4832 (c_alignof_expr): Same.
4833 (build_va_arg): Same.
4834 (c_add_case_label): Same.
4835 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
4836 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
4837 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
4838 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
4839 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
4840 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
4842 * stub-objc.c (objc_build_selector_expr): Same.
4843 (objc_build_throw_stmt): Same.
4844 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
4845 (c_parser_initelt): Same.
4846 (c_parser_compound_statement): Same.
4847 (c_parser_compound_statement_nostart): Same.
4848 (c_parser_label): Same.
4849 (c_parser_statement_after_labels): Same.
4850 (c_parser_if_body): Same.
4851 (c_parser_else_body): Same.
4852 (c_parser_if_statement): Same.
4853 (c_parser_switch_statement): Same.
4854 (c_parser_while_statement): Same.
4855 (c_parser_do_statement): Same.
4856 (c_parser_for_statement): Same.
4857 (c_parser_asm_statement): Same.
4858 (c_parser_conditional_expression): Same.
4859 (c_parser_binary_expression): Same.
4860 (c_parser_cast_expression): Same.
4861 (c_parser_unary_expression): Same.
4862 (c_parser_sizeof_expression): Same.
4863 (c_parser_alignof_expression): Same.
4864 (c_parser_postfix_expression): Same.
4865 (c_parser_expression): Same.
4866 (c_parser_objc_receiver): Same.
4867 (c_parser_omp_variable_list): Same.
4868 (c_parser_omp_structured_block): Same.
4869 (c_parser_omp_atomic): New argument.
4870 (c_parser_omp_barrier): Same.
4871 (c_parser_omp_critical): Same.
4872 (c_parser_omp_flush): Pass location on down.
4873 (c_parser_omp_for_loop): New argument.
4874 (c_parser_omp_for): Same.
4875 (c_parser_omp_master): Same.
4876 (c_parser_omp_ordered): Same.
4877 (c_parser_omp_sections_scope): Same.
4878 (c_parser_omp_sections): Same.
4879 (c_parser_omp_parallel): Same.
4880 (c_parser_omp_single): Same.
4881 (c_parser_omp_task): Same.
4882 (c_parser_omp_taskwait): Pass location on down.
4883 (c_parser_omp_construct): Same.
4884 (c_parser_omp_threadprivate): Same.
4885 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
4886 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
4887 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
4888 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
4889 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
4890 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
4891 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
4892 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
4893 config/i386/i386.c, stmt.c:
4894 Add location argument to the following function definitions and/or
4895 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
4896 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
4897 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
4898 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
4899 do_case, c_finish_bc_stmt, build_compound_literal,
4900 build_function_call.
4901 * c-decl.c (build_compound_literal): Add location argument.
4902 Make all diagnostic calls use location.
4903 (start_struct): Same.
4904 (finish_struct): Same.
4906 (build_enumerator): Same.
4907 (start_function): Same.
4908 (grokdeclarator): Make all diagnostic calls use location.
4909 (store_parm_decls_oldstyle): Same.
4910 * c-typeck.c (build_function_call): Add location argument.
4911 Make all diagnostic calls use location.
4913 (c_finish_bc_stmt): Same.
4914 * tree-nested.c (get_trampoline_type): Add argument.
4915 Pass location to build_decl.
4916 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
4917 * rtl.h (RTL_LOCATION): New.
4918 * c-common.c (c_add_case_label): Add location argument.
4919 Make all diagnostic calls use location.
4920 * c-common.h: Add location argument to make_fname_decl, do_case,
4921 c_add_case_label, build_function_call, resolve_overloaded_builtin.
4922 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
4923 Set it appropriately for every case. Pass enum_loc to start_enum
4924 call. Pass value_loc first to build_enumerator. Pass enum_loc to
4926 (c_parser_struct_or_union_specifier): Save location. Use it for
4927 start_struct, finish_struct, and parser_xref_tag.
4929 2009-06-12 Ian Lance Taylor <iant@google.com>
4931 * fold-const.c (fold_unary): Rename local variable and to and_expr.
4933 * c-opts.c (c_common_handle_option): For -Wc++-compat set
4934 cpp_opts->warn_cxx_operator_names.
4936 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
4939 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
4940 is returns NULL and OP is a VCE, look through the VCE.
4942 2009-06-12 Ian Lance Taylor <iant@google.com>
4945 * collect2.c (main): Use CONST_CAST2 in code inside #if
4946 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
4948 2009-06-12 Joey Ye <joey.ye@intel.com>
4951 * cfgexpand.c (get_decl_align_unit): Update
4952 max_used_stack_slot_alignment with align instead of
4953 stack_alignment_needed.
4955 * function.c (assign_stack_local_1): Update
4956 max_used_stack_slot_alignment with alignment_in_bits instead
4957 of stack_alignment_needed.
4958 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
4961 2009-06-12 Jakub Jelinek <jakub@redhat.com>
4963 * dwarf2out.c (last_var_location_insn): New variable.
4964 (dwarf2out_end_epilogue): Clear last_var_location_insn.
4965 (dwarf2out_var_location): Don't record anything after last real
4966 insn. Only change labels if there were any real instructions
4967 in between last note and this one, or if changed sections.
4969 2009-06-11 Richard Henderson <rth@redhat.com>
4971 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
4972 note when storing the frame pointer in a register.
4973 (FRP): Don't redefine to nothing for epilogue.
4974 (alpha_expand_epilogue): Mark register and sp restores.
4975 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
4977 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
4978 when gen_lowpart is needed.
4980 2009-06-11 Richard Henderson <rth@redhat.com>
4982 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
4984 * dwarf2out.c (need_data_align_sf_opcode): New.
4985 (div_data_align): Move earlier.
4986 (def_cfa_1, reg_save): Use it.
4988 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
4990 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
4991 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
4992 (ix86_handle_option): Handle OPT_mcrc32.
4993 (ix86_target_string): Add -mcrc32.
4994 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
4996 * config/i386/i386.h (TARGET_CRC32): New.
4998 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
4999 (sse4_2_crc32di): Likewise.
5001 * config/i386/i386.opt (mcrc32): New.
5003 * doc/invoke.texi: Document -mcrc32.
5005 2009-06-11 Richard Henderson <rth@redhat.com>
5007 * common.opt (gdwarf-): Accept a version number.
5008 * doc/invoke.texi (gdwarf-): Update docs.
5009 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
5010 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
5011 version level, and record it.
5013 * dwarf2.h (DW_CIE_VERSION): Remove.
5014 * dwarf2out.c (DWARF_VERSION): Remove.
5015 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
5016 (output_call_frame_info): Use CIE version 3 for dwarf3,
5017 or if the return register column is out of range for version 1.
5018 (dwarf_stack_op_name): Add all dwarf3 values.
5019 (DEBUG_PUBTYPES_SECTION): New.
5020 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
5021 encoding change for dwarf3.
5022 (output_die) [dw_val_class_die_ref]: Likewise.
5023 (output_compilation_unit_header): Emit correct version for dwarf3.
5024 (output_line_info): Likewise.
5025 (output_pubnames): Update for DWARF_VERSION removal.
5026 (output_aranges): Likewise.
5027 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
5028 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
5029 (dwarf2out_finish): Likewise.
5031 2009-06-11 David Daney <ddaney@caviumnetworks.com>
5033 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
5036 2009-06-11 David Daney <ddaney@caviumnetworks.com>
5039 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
5040 * builtins.c (expand_builtin_unreachable): New function.
5041 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
5042 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
5043 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
5045 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
5046 searching for missing barriers.
5048 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5050 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
5051 when -fprofile-generate* was passed.
5052 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
5054 2009-06-11 Anthony Green <green@moxielogic.com>
5056 * config/moxie/moxie.md: Define length attribute for all instructions.
5058 (*b<cond:code>): Support limited branch ranges for new PC-relative
5059 branch instructions.
5060 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
5062 2009-06-11 Jakub Jelinek <jakub@redhat.com>
5064 * config/i386/i386.c (min_insn_size): Use get_attr_length
5065 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
5068 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
5069 instead of emit_insn_before.
5071 2009-06-10 Ian Lance Taylor <iant@google.com>
5074 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
5077 2009-06-10 Revital Eres <eres@il.ibm.com>
5079 * passes.c (init_optimization_passes): Reschedule
5080 predictive-commoning pass before complete unroll pass.
5082 2009-06-10 Martin Jambor <mjambor@suse.cz>
5084 * cgraph.c (cgraph_node_can_be_local_p): New function.
5085 (cgraph_make_node_local): New function.
5086 * cgraph.h (cgraph_node_can_be_local_p): Declare.
5087 (cgraph_make_node_local): Declare.
5089 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
5091 * tree.h (tree_base): Add packed_flag and user_align fields.
5092 Decrease size of spare field.
5093 (TYPE_USER_ALIGN): Use user_align from tree_base.
5094 (DECL_USER_ALIGN): Likewise.
5095 (TYPE_PACKED): Use packed_flag from tree_base.
5096 (DECL_PACKED): Likewise.
5097 (tree_type): Delete packed_flag and user_align fields. Widen
5098 precision field. Widen mode field and shuffle fields to align
5099 mode on an 8-bit boundary.
5100 (tree_decl_common): Delete decl_flag_1 and user_align fields.
5101 Renumber decl_flag_* fields. Fix comments. Widen
5102 decl_common_unused field.
5103 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
5104 (DECL_EXTERNAL): Likewise.
5105 (DECL_BIT_FIELD): Likewise.
5106 (DECL_NONADDRESSABLE_P): Likewise.
5107 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
5108 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
5110 2009-06-10 Ian Lance Taylor <iant@google.com>
5112 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
5113 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
5114 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
5115 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
5116 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
5117 DEF_VEC_ALLOC_FUNC_P.
5118 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
5119 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
5120 DEF_VEC_ALLOC_FUNC_O.
5121 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
5122 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
5123 DEF_VEC_ALLOC_FUNC_I.
5124 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
5125 (vec_stack_p_reserve_exact_1): Declare.
5126 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
5127 (vec_stack_free): Declare.
5128 (VEC_stack_alloc): Define.
5129 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
5130 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
5131 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
5132 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
5134 (stack_vecs): New static variable.
5135 (vec_stack_p_reserve_exact_1): New function.
5136 (vec_stack_o_reserve_1): New static function.
5137 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
5138 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
5139 (vec_stack_free): New function.
5140 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
5141 (VEC_df_ref_stack_alloc): Define.
5142 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
5143 DEF_VEC_ALLOC_P_STACK.
5144 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
5145 (struct df_collection_rec): Change _vec fields to VEC. Remove
5147 (df_free_collection_rec): Adjust for new fields.
5148 (df_insn_rescan): Use new df_collection_rec fields.
5149 (df_notes_rescan, df_canonize_collection_rec): Likewise.
5150 (df_ref_create_structure, df_ref_record): Likewise.
5151 (df_get_conditional_uses, df_get_call_refs): Likewise.
5152 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
5153 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
5154 (df_record_exit_block_uses, df_bb_verify): Likewise.
5155 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
5156 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
5157 Remove count parameter. Change return type to void. Change all
5159 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
5160 Remove count parameter. Change return type to void. Change all
5162 (df_install_refs): Change old_vec parameter to VEC. Remove count
5163 parameter. Change all callers.
5164 (df_install_mws): Change old_vec parameter to VEC. Remove count
5165 parameter. Change all callers.
5166 (df_refs_verify): Change new_rec parameter to VEC. Change call
5168 (df_mws_verify): Likewise.
5170 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
5172 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
5174 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
5176 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
5178 2009-06-10 Anthony Green <green@moxielogic.com>
5180 * config/moxie/crti.asm: New file.
5181 * config/moxie/crtn.asm: New file.
5182 * config/moxie/moxie.c: New file.
5183 * config/moxie/moxie.h: New file.
5184 * config/moxie/sfp-machine.h: New file.
5185 * config/moxie/moxie-protos.h: New file.
5186 * config/moxie/t-moxie: Created.
5187 * config/moxie/t-moxie-softfp: Created.
5188 * config/moxie/moxie.md: Created.
5189 * config/moxie/constraints.md: Created.
5190 * config.gcc: Add moxie support.
5191 * doc/md.texi (Machine Constraints): Add moxie constraints.
5192 * doc/contrib.texi (Contributors): Mention moxie port.
5193 * doc/install.texi (Specific): Mention the moxie port.
5195 2009-06-09 Ian Lance Taylor <iant@google.com>
5197 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
5199 * optabs.c (optab_table): Only use designated initializers if
5200 HAVE_DESIGNATED_INITIALIZERS is defined.
5201 (convert_optab_table): Likewise.
5202 (init_optabs): Always call init_insn_codes if
5203 HAVE_DESIGNATED_INITIALIZERS is not defined.
5205 2009-06-09 Ian Lance Taylor <iant@google.com>
5207 * targhooks.c (default_builtin_vectorized_function): Change fn
5208 parameter to unsigned int.
5209 (default_builtin_vectorized_conversion): Change code parameter to
5211 (default_builtin_reciprocal): Change fn parameter to unsigned int.
5212 * targhooks.h: Update declarations.
5213 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
5214 parameter to unsigned int.
5216 * c-typeck.c (comptypes_check_enum_int): New static function.
5217 (comptypes_internal): Add enum_and_int_p parameter. Change all
5219 (comp_target_types): Add location parameter. Change all callers.
5220 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
5222 (function_types_compatible_p, type_lists_compatible_p): Likewise.
5223 (build_conditional_expr): Add colon_loc parameter. Change all
5225 (convert_for_assignment): Add location parameter. Change all callers.
5226 * c-parser.c (c_parser_conditional_expression): Pass location of
5227 colon to build_conditional_expr.
5228 * c-tree.h (build_conditional_expr): Update declaration.
5230 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
5232 * graphite.c: Revert previous patch.
5234 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
5237 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
5239 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
5241 * tree-ssa-loop-prefetch.c
5242 (loop_prefetch_arrays): Fixed a portability problem in printf format
5245 2009-06-09 Martin Jambor <mjambor@suse.cz>
5247 PR tree-optimization/40351
5248 * tree-sra.c (propagate_subacesses_accross_link): Check that a
5249 refrence to a potential artifical subaccess can be constructed.
5251 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
5253 * config/sh/sh-protos.h (sh_optimization_options): Declare.
5254 (sh_override_options): Likewise.
5255 * config/sh/sh.c: Include params.h.
5256 (sh_optimization_options): New.
5257 (sh_override_options): Likewise.
5258 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
5259 (OVERRIDE_OPTIONS): Use sh_override_options.
5261 2009-06-08 Jakub Jelinek <jakub@redhat.com>
5263 * dwarf2out.c (emit_cfa_remember): New variable.
5264 (add_fde_cfi): If emit_cfa_remember, recurse to add
5265 DW_CFA_remember_state first.
5266 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
5267 instead just set emit_cfa_remember.
5269 2009-06-08 Jan Hubicka <jh@suse.cz>
5272 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
5274 2009-06-08 Jan Hubicka <jh@suse.cz>
5277 * cgraphunit.c (save_inline_function_body): Do not copy transform
5278 hooks for saved inline bodies.
5279 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
5282 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
5284 * jump.c (returnjump_p): Handle delayed branches. Add missing
5287 2009-06-08 Jan Hubicka <jh@suse.cz>
5290 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
5291 original node might've been modified.
5292 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
5294 2009-06-08 Jakub Jelinek <jakub@redhat.com>
5296 * tree-object-size.c (addr_object_size): Add OSI argument.
5297 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
5298 (compute_builtin_object_size, expr_object_size): Adjust callers.
5299 (plus_stmt_object_size): Call addr_object_size instead of
5300 compute_builtin_object_size.
5302 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
5303 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5305 * tree-ssa-loop-prefetch.c
5306 (gather_memory_references): Introduced a counter for the number of
5308 (anything_to_prefetch_p): Introduced a counter for the number of
5310 (is_loop_prefetching_profitable): New function with a cost model
5312 (loop_prefetch_arrays): Use the new cost model to determine if
5313 prefetching is profitable.
5314 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
5315 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
5316 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
5317 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
5318 * doc/invoke.texi (MIN_INSN_TO_PREFETCH_RATIO,
5319 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
5321 2009-06-08 Michael Matz <matz@suse.de>
5324 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
5325 partitions use the same.
5326 (expand_one_var): Deal with DECL_RTL sometimes begin set also
5327 for basevars of SSA_NAMEs.
5328 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
5329 to not expand them twice.
5330 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
5333 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
5335 * common.opt (fcompare-debug=, fcompare-debug-second): New.
5336 (fdump-final-insns=, gtoggle): New.
5337 * doc/invoke.texi: Document them.
5338 * final.c (rest_of_clean_state): Dump final insn stream.
5339 * gcc.c (invoke_as): Hook in -fcompare-debug.
5340 (static_spec_functions): Add compare-debug-dump-opt,
5341 compare-debug-self-opt and compare-debug-auxbase-opt.
5342 (compare_debug, compare_debug_second, compare_debug_opt): New.
5343 (switches_debug_check, n_switches_debug_check): New.
5344 (debug_auxbase_opt, debug_check_temp_file): New.
5345 (process_command): Handle -fno-compare-debug, -fcompare-debug and
5347 (do_self_spec): Handle arguments after switches.
5348 (do_spec_1): Add .gk extension to temp file basenames for compare.
5349 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
5350 (cc1_options): Use it instead of normal auxbase computation for
5351 the second compare-debug compilation.
5352 (compare_files): New.
5353 (main): Set up and implement compare debug mode.
5354 (compare_debug_dump_opt_spec_function): New.
5355 (compare_debug_self_opt_spec_function): New.
5356 (compare_debug_auxbase_opt_spec_function): New.
5357 * toplev.c (process_options): Handle flag_gtoggle,
5358 flag_dump_final_insns.
5359 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
5360 during -fcompare-debug-second compilation.
5362 2009-06-07 Ian Lance Taylor <iant@google.com>
5364 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
5365 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
5367 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
5368 with no default node. Change warning with %H to warning_at.
5369 Don't clear warn_switch around case checking.
5370 * doc/invoke.texi (Warning Options): Clarify distinction between
5371 -Wswitch and -Wswitch-enum.
5373 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5375 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
5377 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5379 * gbl-ctors.h: Add header guard.
5381 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5383 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
5384 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
5385 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
5386 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
5387 prototypes for removed functions.
5388 (expressions_equal_p): Move to ...
5389 * tree-ssa-sccvn.h: ... here and ...
5390 * matrix-reorg.c: ... adjust includes.
5392 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5394 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
5396 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5398 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
5399 (finish_function): Remove erroneous whitespace.
5401 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5403 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
5404 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
5406 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5408 * errors.c (internal_error): Commentary typo fix.
5409 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
5410 * tree-ssa-pre.c: Ditto.
5412 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5414 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
5415 them is supposed to hold actual statements.
5417 2009-06-06 Ian Lance Taylor <iant@google.com>
5419 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
5420 empty statements can now have attributes.
5422 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
5424 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
5425 * config/mips/mips.md: Ditto.
5427 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
5429 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
5431 (__eabi_uconvert): Likewise.
5433 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
5435 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
5436 CFI_* definitions with IN_GCC.
5438 2009-06-05 David Edelsohn <edelsohn@gnu.org>
5440 * xcoffout.h (xcoffout_source_line): Update prototype.
5442 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5444 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
5445 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
5447 2009-06-05 Jakub Jelinek <jakub@redhat.com>
5450 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
5451 inlined_function_outer_scope_p blocks for artificial inlines
5453 * tree.c (tree_nonartificial_location): Rewrite using
5454 block_nonartificial_location.
5456 2009-06-05 Revital Eres <eres@il.ibm.com>
5457 Leehod Baruch <leehod@il.ibm.com>
5459 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
5460 (expand_expr_real_1): Remove comment.
5461 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
5462 Vectorize misaligned access when the target supports it.
5463 (vect_supportable_dr_alignment): Check for unaligned access support.
5464 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
5467 2009-06-05 Julian Brown <julian@codesourcery.com>
5469 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
5470 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
5472 2009-06-05 Richard Guenther <rguenther@suse.de>
5475 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
5478 2009-06-05 Jakub Jelinek <jakub@redhat.com>
5480 * config/s390/s390.c (global_not_special_regno_p): New static inline.
5481 (save_gprs): Don't tell unwinder when a global register is saved.
5482 (s390_emit_epilogue): Emit needed epilogue unwind info.
5484 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
5486 * dwarf2out.c (deferred_asm_name): New.
5487 (add_name_and_src_coords_attributes): Defer creation of
5488 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
5490 (move_linkage_attr): New.
5491 (dwarf2out_finish): Revisit deferrals and emit attributes at the
5494 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
5496 * tree-nested.c (finalize_nesting_tree_1): Declare the
5497 frame_decl in the binding tree.
5499 2009-06-04 Cary Coutant <ccoutant@google.com>
5501 * basic-block.h (struct basic_block_def): Add discriminator field.
5502 * dbxout.c (dbxout_source_line): Add new parameter. Change all
5504 * debug.c (do_nothing_debug_hooks): Add additional entry.
5505 (debug_nothing_int_charstar_int): New function.
5506 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
5507 (debug_nothing_int_charstar_int): New declaration.
5508 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
5509 discriminator value in .loc directive.
5510 * final.c (last_discriminator): New variable.
5511 (discriminator): New variable.
5512 (final_start_function): Initialize above variables, pass current
5513 discriminator to debug hook.
5514 (notice_source_line): Check for discriminator change.
5515 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
5516 * sdbout.c (sdbout_source_line): New parameter.
5517 * tree-cfg.c (struct locus_discrim_map): New structure type.
5518 (discriminator_per_locus): New hash table.
5519 (build_gimple_cfg): Allocate and free discriminator hash table.
5520 (make_edges): Call assign_discriminator.
5521 (locus_map_hash): New function.
5522 (locus_map_eq): New function.
5523 (next_discriminator_for_locus): New function.
5524 (same_line_p): New function.
5525 (assign_discriminator): New function.
5526 (make_cond_expr_edges): Call assign_discriminator.
5527 (make_gimple_switch_edges): Likewise.
5528 (first_non_label_stmt): New function.
5529 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
5531 * xcoffout.c (xcoffout_source_line): Add new parameter.
5533 * configure.ac (gcc_cv_as_discriminator): New configury check for
5534 gas support for discriminator.
5535 * configure: Regenerate.
5536 * config.in: Regenerate.
5538 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5540 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
5541 val after checking for integers.
5543 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
5545 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
5547 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
5548 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
5549 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
5550 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
5551 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
5552 X64_SSE_REGPARM_MAX.
5553 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
5554 X64_SSE_REGPARM_MAX.
5556 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
5558 * gcc.c (report_times_to_file): New.
5559 (execute): Implement it.
5560 (process_command): Support -time=.
5561 * doc/invoke.texi: Document it.
5563 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
5565 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
5566 that have value exprs.
5568 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
5570 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
5571 declarations for constants until...
5572 (dw2_output_indirect_constant_1): ... this point.
5574 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
5577 * arm.md (arm_addsi3): Don't try to split an add with an
5578 eliminable register until after reload has completed.
5580 2009-06-03 Ian Lance Taylor <iant@google.com>
5582 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
5583 * genattrtab.c (write_length_unit_log): Likewise.
5584 * genchecksum.c (dosum): Likewise.
5585 * gengtype.c (write_rtx_next): Likewise.
5586 (finish_root_table, write_roots): Likewise.
5587 * gimple.c (gimple_ops_offset_): Likewise.
5588 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
5589 * config/arc/arc.c (arc_attribute_table): Likewise.
5590 * config/arm/arm.c (arm_attribute_table): Likewise.
5591 * config/avr/avr.c (avr_attribute_table): Likewise.
5592 * config/crx/crx.c (crx_attribute_table): Likewise.
5593 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
5594 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
5595 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
5596 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
5597 * config/sh/sh.c (sh_attribute_table): Likewise.
5598 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
5599 * config/spu/spu.c (spu_attribute_table): Likewise.
5600 * config/v850/v850.c (v850_attribute_table): Likewise.
5602 * config/alpha/alpha.c (vms_attribute_table): Make static.
5603 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
5604 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
5605 * config/mips/mips.c (mips_attribute_table): Likewise.
5607 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
5609 (cc1-checksum.o): Likewise.
5611 2009-06-03 Steve Ellcey <sje@cup.hp.com>
5613 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
5615 2009-06-03 Jakub Jelinek <jakub@redhat.com>
5617 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
5618 insn if it is changing sp. Use gen_add3_insn instead of
5619 conditionally gen_addsi3 and gen_adddi3.
5620 (offset_below_red_zone_p): New static inline function.
5621 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
5622 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
5623 * config/rs6000/ppc-asm.h: Include auto-host.h.
5624 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
5625 CFI_RESTORE): Define.
5626 * config/rs6000/crtresxgpr.asm: Add unwind info.
5627 * config/rs6000/crtresxfpr.asm: Likewise.
5628 * config/rs6000/crtresgpr.asm: Likewise.
5629 * config/rs6000/crtresfpr.asm: Likewise.
5630 * config/rs6000/crtsavgpr.asm: Likewise.
5631 * config/rs6000/crtsavfpr.asm: Likewise.
5633 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
5634 argument of DWARF2_FRAME_REG_OUT macros.
5636 2009-06-03 Julian Brown <julian@codesourcery.com>
5638 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
5639 words or less (including TImode) in core registers.
5641 2009-06-03 Richard Guenther <rguenther@suse.de>
5644 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
5646 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
5648 * statistics.c (statistics_counter_event): Do not record event
5649 in pass dump if its number == -1.
5650 (curr_statistics_hash): Add assert that we never get passes
5651 with static number == -1.
5653 2009-06-03 Richard Guenther <rguenther@suse.de>
5654 Andrey Belevantsev <abel@ispras.ru>
5656 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
5657 non-BLKmode arrays addressable.
5659 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
5661 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
5662 * config/m68k/m68k.h: ... here.
5663 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
5666 2009-06-03 Martin Jambor <mjambor@suse.cz>
5668 PR tree-optimization/40323
5669 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
5672 2009-06-03 Richard Guenther <rguenther@suse.de>
5674 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
5677 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
5679 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
5680 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
5681 JUMP_TABLE_DATA_P where applicable.
5682 * config/sh/sh.c: Ditto.
5683 * config/sh/sh.h: Ditto.
5684 * config/sh/sh.md: Ditto.
5685 * config/sh/symbian.c: Ditto.
5687 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
5689 * config/i386/driver-i386.c (describe_cache): Optimize
5690 concatenation of strings. Use snprintf instead of sprintf.
5691 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
5692 target when not compiling with GCC.
5694 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
5696 * config/sh/sh.c: Revert last change.
5697 (sh_expand_epilogue): Emit a blockage insn before the frame
5698 pointer adjustment unconditionally.
5700 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5702 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
5703 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
5704 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
5705 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
5706 to COLLECT_GCC_OPTIONS.
5708 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5710 * collect2.c (target_system_root): New variable.
5711 (main): Handle --sysroot=.
5712 (ignore_library): Strip the sysroot from the library path.
5714 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5716 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
5717 (collect2.o): Depend on collect2-aix.h.
5718 (collect2-aix.o): New rule.
5719 * collect2-aix.h: New file.
5720 * collect2-aix.c: Likewise.
5721 * collect2.c: Include collect2-aix.h. Don't undefine
5722 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
5723 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
5724 Use TARGET_AIX_VERSION instead of _AIX51.
5725 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
5726 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
5727 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
5728 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
5729 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
5731 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5733 * collect2.c (ignore_library): Avoid premature post-increment
5736 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5738 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
5739 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
5740 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
5741 CROSS_DIRECTORY_STRUCTURE too.
5742 (LINK_LIBG_SPEC): Likewise.
5743 (LIB_SPEC): Add %R to sysroot paths.
5744 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
5745 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
5746 * config/rs6000/aix51.h: As for aix43.h.
5747 * config/rs6000/aix52.h: Likewise.
5748 * config/rs6000/aix53.h: Likewise.
5749 * config/rs6000/aix61.h: Likewise.
5750 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
5751 to the beginning of sysroot paths.
5753 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5755 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
5756 INSN_LISTs that are out of the REG_NOTE range.
5758 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5760 * loop-unroll.c (struct iv_to_split): Add pointer to next.
5761 (struct var_to_expand): Likewise.
5762 (struct opt_info): Add head and tail for linked lists of the above.
5763 (analyze_insn_to_expand_var): Initialize next.
5764 (analyze_iv_to_split_insn): Likewise.
5765 (analyze_insns_in_loop): Create linked lists.
5766 (allocate_basic_variable): Simplify for use without hash table.
5767 (insert_var_expansion_initialization): Likewise, make it type-safer.
5768 (combine_var_copies_in_loop_exit): Likewise.
5769 (apply_opt_in_copies): Walk lists rather than hash tables.
5770 (release_var_copies): Simplified and inlined by hand into...
5771 (free_opt_info): ... this function.
5773 2009-06-02 Richard Guenther <rguenther@suse.de>
5775 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
5778 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5780 * cfgexpand.c (gimple_expand_cfg): Discard the source location
5781 only for builtins that are not overridden.
5783 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5785 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
5788 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5790 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
5792 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5794 * combine.c (move_deaths): Compare LUIDs within the same BB only.
5796 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5798 * common.opt (fdump-unnumbered-links): New.
5799 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
5800 * print-rtl.c (flag_dump_unnumbered_links): New.
5801 (print_rtx): Test it.
5803 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
5805 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
5806 push/pop multiple to 8-byte alignment.
5808 2009-06-01 Jakub Jelinek <jakub@redhat.com>
5810 * config/i386/i386.c (queued_cfa_restores): New static variable.
5811 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
5813 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
5814 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
5815 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
5816 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
5817 note unconditionally.
5818 (ix86_emit_restore_regs_using_mov): Likewise.
5819 (ix86_emit_restore_sse_regs_using_mov): Likewise.
5820 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
5821 it through to ix86_emit_restore_reg_using_pop.
5822 (ix86_emit_leave): Add RED_OFFSET argument. Call
5823 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
5824 instead of adding REG_CFA_OFFSET note unconditionally.
5825 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
5826 the above functions. Call ix86_add_queued_cfa_restore_notes when
5829 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
5830 force output of the label even for dwarf2out_do_cfi_asm.
5831 (add_fde_cfi): If -g2 and above and cfi might change CFA,
5832 force creation of CFI label and chain DW_CFA_set_loc jumping to it
5833 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
5835 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
5836 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
5837 dwarf2out_cfi_label callers.
5838 * tree.h (dwarf2out_cfi_label): Adjust prototype.
5839 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
5840 Adjust dwarf2out_cfi_label callers.
5841 * config/vax/vax.c (vax_output_function_prologue): Likewise.
5843 * config/i386/i386.h (struct machine_cfa_state,
5844 struct machine_function): Guard with ifndef USED_FOR_TARGET
5845 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
5848 * emutls.c (__emutls_get_address): Change arr->size to mean number
5849 of allocated arr->data entries instead of # of slots + 1.
5852 * recog.c (peep2_reinit_state): New function.
5853 (peephole2_init_state): Use it at the end of a basic block and also
5854 when seeing a RTX_FRAME_RELATED_P insn.
5856 2009-06-01 Steve Ellcey <sje@cup.hp.com>
5858 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
5859 fixuns_truncrfdi2): New.
5860 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
5861 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
5862 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
5863 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
5864 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
5865 *recip_approx): Remove.
5866 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
5867 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
5868 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
5870 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
5873 2009-06-01 Ian Lance Taylor <iant@google.com>
5875 * attribs.c (register_attribute): Use CONST_CAST.
5876 * collect2.c (main): Use CONST_CAST2.
5877 (scan_prog_file): Likewise.
5878 * gcc.c (process_command, main): Likewise.
5879 * toplev.c (toplev_main): Likewise.
5881 * c-typeck.c (handle_warn_cast_qual): New static function,
5882 partially broken out of build_c_cast.
5883 (build_c_cast): Call handle_warn_cast_qual.
5884 * doc/invoke.texi (Warning Options): Document new effect of
5887 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
5889 * diagnostic.c (diagnostic_build_prefix): Always print columns.
5890 (diagnostic_report_current_module): Print columns.
5891 * common.opt (flag_show_column): Enable by default.
5893 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
5895 * alias.c (find_base_term): Check for NULL term before returning.
5897 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
5899 Revert due to PR40320:
5900 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
5901 * calls.c (emit_library_call_value_1): Don't force_operand for move
5904 2009-06-01 Olivier Hainque <hainque@adacore.com>
5905 Eric Botcazou <ebotcazou@adacore.com>
5907 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
5908 to be processed as a bitfield for constructor output purposes.
5909 * output.h (initializer_constant_valid_for_bitfield_p): Declare
5911 * varasm.c (oc_local_state): New type, output_constructor
5912 local state to support communication with helpers.
5913 (oc_outer_state): New type, output_constructor outer state of
5914 relevance in recursive calls.
5915 (output_constructor_array_range): New output_constructor helper,
5916 extracted code for an array range element.
5917 (output_constructor_regular_field): New output_constructor helper,
5918 extracted code for an element that is not a bitfield.
5919 (output_constructor_bitfield): New output_constructor helper,
5920 extracted code for a bitfield element. Accept an OUTER state
5921 argument for recursive processing. Recurse on record or array
5922 CONSTRUCTOR values, possibly past noop conversions.
5923 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
5924 VALUE is a valid constant-valued expression for use in a static
5925 bit-field initializer.
5926 (output_constructor): Rework to use helpers. Accept and honor an
5927 OUTER state argument for recursive calls. Return total size. Be
5928 prepared for nested constructors initializing bitfields.
5929 (output_constant): Feed OUTER in calls to output_constructor.
5931 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
5933 * calls.c (emit_library_call_value_1): Don't force_operand for move
5936 2009-06-01 Nick Clifton <nickc@redhat.com>
5938 * doc/invoke.texi (IA-64 Options): Fix typo.
5940 2009-06-01 Ira Rosen <irar@il.ibm.com>
5942 PR tree-optimization/39129
5943 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
5945 (vect_do_peeling_for_loop_bound): Use
5946 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
5947 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
5948 (vect_loop_versioning): Likewise.
5949 (vect_create_cond_for_alias_checks): Fix indentation.
5950 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
5952 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
5953 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
5954 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
5955 "control flow in loop".
5956 (vect_estimate_min_profitable_iters): Use
5957 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
5958 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
5959 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
5960 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
5961 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
5962 statement belongs to a group of strided accesses with the exact code
5964 (vectorizable_load): Likewise.
5965 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
5966 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
5968 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
5970 * config/freebsd-stdint.h: New file.
5971 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
5972 Add freebsd-stdint.h to tm_file.
5974 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
5976 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
5977 (thumb2_extendhidi2): Likewise.
5979 2009-05-31 Ian Lance Taylor <iant@google.com>
5981 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
5983 2009-05-31 Ian Lance Taylor <iant@google.com>
5985 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
5986 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
5987 (ipa-reference.o): Depend upon gt-ipa-reference.h.
5989 2009-05-31 Jason Merrill <jason@redhat.com>
5991 * tree-pretty-print.c (print_call_name): Take the callee, not the
5992 call itself. Make non-static. Use dump_function_name for functions.
5993 (dump_generic_node): Adjust.
5994 * diagnostic.h: Declare print_call_name.
5995 * gimple-pretty-print.c (dump_gimple_call): Use it.
5997 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
5999 * config/sh/sh.md (ashldi3_std): New define_expand.
6002 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
6005 * config/sh/sh.c: Include debug.h.
6006 (sh_expand_epilogue): Emit a blockage insn before the frame
6007 pointer adjustment also when dwarf2out_do_frame returns true.
6009 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
6011 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
6012 (thumb2_extendqidi2): New pattern.
6014 2009-05-31 Ira Rosen <irar@il.ibm.com>
6016 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
6017 mark phis for renaming.
6018 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
6019 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
6020 Call mark_sym_for_renaming.
6021 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
6022 * tree-vect-loop.c (vect_transform_loop): Remove
6023 vect_memsyms_to_rename initialization and a call to
6024 mark_set_for_renaming.
6026 2009-05-31 Jakub Jelinek <jakub@redhat.com>
6029 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
6030 frame related even if !set_cfa && style < 0.
6032 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
6034 * config/i386/mingw-tls.c: New file.
6035 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
6036 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
6037 defining _WIN32 but not __CYGWIN__.
6039 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6041 * configure.ac: Add MPC support.
6043 * config.in, configure: Regenerate.
6045 2009-05-29 Richard Henderson <rth@redhat.com>
6047 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
6048 NOTE_INSN_BASIC_BLOCK.
6049 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
6050 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
6051 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
6053 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
6055 (add_cfi): Disable check redefining cfa away from drap.
6056 (lookup_cfa_1): Add remember argument; handle remember/restore.
6057 (lookup_cfa): Pass remember argument.
6058 (cfa_remember): New.
6059 (compute_barrier_args_size_1): Remove sibcall check.
6060 (dwarf2out_frame_debug_def_cfa): New.
6061 (dwarf2out_frame_debug_adjust_cfa): New.
6062 (dwarf2out_frame_debug_cfa_offset): New.
6063 (dwarf2out_frame_debug_cfa_register): New.
6064 (dwarf2out_frame_debug_cfa_restore): New.
6065 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
6066 (dwarf2out_begin_epilogue): New.
6067 (dwarf2out_frame_debug_restore_state): New.
6068 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
6069 DW_CFA_restore_state.
6070 (output_cfi_directive): Likewise.
6071 (convert_cfa_to_fb_loc_list): Likewise.
6072 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
6073 * dwarf2out.h: Update.
6074 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
6075 (copy_insn_1): Early out for null.
6076 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
6077 and dwarf2out_frame_debug_restore_state.
6078 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
6079 (prologue_insn_hash, epilogue_insn_hash): New.
6080 (free_after_compilation): Adjust freeing accordingly.
6081 (record_insns): Create hash table if needed; push insns into
6082 hash instead of array.
6083 (maybe_copy_epilogue_insn): New.
6084 (contains): Search hash table instead of array.
6085 (sibcall_epilogue_contains): Remove.
6086 (thread_prologue_and_epilogue_insns): Split eh_return insns
6087 and mark them as epilogues.
6088 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
6089 scanning in terms of basic blocks.
6090 * insn-notes.def (CFA_RESTORE_STATE): New.
6091 * jump.c (returnjump_p_1): Accept EH_RETURN.
6092 (eh_returnjump_p_1, eh_returnjump_p): New.
6093 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
6094 CFA_REGISTER, CFA_RESTORE): New.
6095 * rtl.def (EH_RETURN): New.
6096 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
6098 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
6099 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
6101 * config/i386/i386.c (gen_push): Update cfa state.
6102 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
6103 add a CFA_ADJUST_CFA note.
6104 (ix86_dwarf_handle_frame_unspec): Remove.
6105 (ix86_expand_prologue): Update cfa state.
6106 (ix86_emit_restore_reg_using_pop): New.
6107 (ix86_emit_restore_regs_using_pop): New.
6108 (ix86_emit_leave): New.
6109 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
6110 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
6111 * config/i386/i386.h (struct machine_cfa_state): New.
6112 (ix86_cfa_state): New.
6113 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
6114 (eh_return_internal): Merge from eh_return_<mode>,
6115 use eh_return rtx, split w/ epilogue.
6117 2009-05-29 Ian Lance Taylor <iant@google.com>
6119 * builtins.c (validate_gimple_arglist): Don't use va_arg with
6121 * calls.c (emit_library_call_value_1): Likewise.
6123 * c-typeck.c (c_build_va_arg): New function.
6124 * c-tree.h (c_build_va_arg): Declare.
6125 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
6126 instead of build_va_arg.
6128 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
6130 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
6131 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
6132 (ptr_difference_cost): Use affine combinations to compute it.
6133 (difference_cost): Likewise.
6134 (get_computation_cost_at): Compute more accurate cost for addresses
6135 if the ratio is a multiplier allowed in addresses.
6136 For non-addresses, consider that an additional offset or symbol is
6139 2009-05-29 Jakub Jelinek <jakub@redhat.com>
6141 * config/i386/i386.c (ix86_decompose_address): Avoid useless
6142 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
6144 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
6145 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
6146 (prefix_rex): For UNIT_MMX don't imply the prefix by default
6148 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
6149 to 1 for TYPE_SSE{IADD1,CVT1}.
6150 (prefix_vex_imm8): Removed.
6151 (length_vex): Only pass 1 as second argument to
6152 ix86_attr_length_vex_default if prefix_extra is 0.
6153 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
6154 (length): For prefix vex computation use length_immediate
6155 attribute instead of prefix_vex_imm8.
6156 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
6157 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
6158 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
6159 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
6160 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
6161 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
6162 a space in between the operands.
6163 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
6164 if one operand is 0xff and the other one si, di, bp or sp.
6165 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
6166 other one si, di, bp or sp.
6167 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
6168 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
6169 type and mode attributes.
6170 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
6171 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
6172 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
6173 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
6174 prefix_data16 attribute iff MODE_DF.
6175 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
6176 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
6177 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
6178 constm128_operand in length_immediate computation.
6179 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
6180 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
6181 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
6182 length_immediate attribute to 1.
6183 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
6184 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
6185 for certain alternatives.
6186 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
6187 prefix_data16 attribute if MODE_V1DF.
6188 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
6189 length_immediate to 1.
6190 (set_got_rex64, set_rip_rex64): Remove length attribute, set
6191 length_address to 4, set mode attribute to MODE_DI.
6192 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
6193 (fxam<mode>2_i387): Set length attribute to 4.
6194 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
6195 *prefetch_3dnow_rex): Override length_address attribute.
6196 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
6198 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
6199 (constm128_operand): Removed.
6200 * config/i386/i386.c (memory_address_length): For
6201 disp && !index && !base in 64-bit mode account for SIB byte if
6202 print_operand_address can't optimize disp32 into disp32(%rip)
6203 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
6204 for fs: or gs: segment.
6205 (ix86_attr_length_immediate_default): When checking if shortform
6206 is possible, truncate immediate to the length of the non-shortened
6208 (ix86_attr_length_address_default): Ignore MEM_P operands
6210 (ix86_attr_length_vex_default): Only check for DImode on
6211 GENERAL_REG_P operands.
6212 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
6213 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
6214 (sse_cvttps2pi): Clear prefix_rep attribute.
6215 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
6217 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
6218 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
6219 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
6220 iff operand 2 is const_int_operand.
6221 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
6222 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
6223 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
6225 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
6227 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
6228 prefix_data16 attribute for movlpd and movhpd instructions.
6229 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
6230 length_immediate for shufpd instruction.
6231 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
6232 (avx_cmpp<avxmodesuffixf2c><mode>3,
6233 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
6234 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
6235 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
6236 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
6237 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
6238 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
6239 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
6240 prefix_data16 attribute for the first alternative to 1.
6241 (*avx_loadlps): Override length_immediate for the first alternative.
6242 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
6243 attributes for second alternative.
6244 (*vec_concatv2sf_sse4_1): Override length_immediate and
6245 prefix_data16 attributes for second alternative.
6246 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
6247 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
6248 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
6249 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
6250 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
6251 prefix_data16 and length_immediate to 1.
6252 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
6254 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
6255 prefix_extra attribute for variants that don't have 0f prefix alone.
6256 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
6257 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
6258 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
6259 *sse4_1_pextrd): Set length_immediate to 1.
6260 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
6261 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
6263 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
6264 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
6265 length_immediate to 1 for second alternative.
6266 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
6267 prefix_extra and length_immediate attributes for the first
6269 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
6271 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
6272 to 1 for the first and third alternative.
6273 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
6275 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
6277 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
6279 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
6280 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
6281 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
6282 *avx_psign<mode>3): Set prefix_extra attribute to 1.
6283 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
6284 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
6285 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
6286 ssse3_psign<mode>3): Override prefix_rex attribute.
6287 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
6288 (ssse3_palignrti): Override length_immediate to 1.
6289 (ssse3_palignrdi): Override length_immediate to 1, override
6290 prefix_rex attribute.
6291 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
6292 (sse4a_extrqi): Override length_immediate to 2.
6293 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
6294 (sse4a_insertq): Override prefix_data16 to 0.
6295 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
6296 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
6297 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
6298 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
6299 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
6300 and length_immediate to 1.
6301 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
6302 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
6303 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
6304 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
6305 and length_immediate to 1.
6306 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
6307 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
6308 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
6309 avx_ptest256): Override prefix_extra to 1.
6310 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
6311 Override prefix_data16 and length_immediate to 1.
6312 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
6313 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
6314 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
6315 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
6316 prefix_data16 to 0 and prefix_extra to 2.
6317 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
6318 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
6320 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
6321 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
6322 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
6323 and prefix_extra to 2.
6324 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
6325 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
6326 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
6327 avx_vpermilvar<mode>3,
6328 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
6329 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
6330 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
6331 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
6332 Override prefix_extra to 1.
6333 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
6334 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
6335 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
6336 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
6337 prefix_extra and length_immediate to 1.
6338 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
6340 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
6341 to 1 for the first alternative.
6342 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
6343 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
6345 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
6346 *movv2sf_internal_avx, *movv2sf_internal): Override
6347 prefix_rep attribute for certain alternatives.
6348 (*mov<mode>_internal): Override prefix_rep or prefix_data16
6349 attributes for certain alternatives.
6350 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
6351 attributes for certain alternatives.
6352 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
6353 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
6354 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
6355 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
6356 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
6357 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
6358 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
6359 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
6360 length_immediate to 1 if operand 2 is const_int_operand.
6361 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
6362 *vec_extractv2si_1): Set length_immediate attribute to 1.
6363 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
6364 using old 3DNOW insn rather than SSE/3DNOW_A.
6365 (mmx_emms, mmx_femms): Clear modrm attribute.
6367 2009-05-29 Martin Jambor <mjambor@suse.cz>
6369 * tree-sra.c: New implementation of SRA.
6371 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
6372 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
6373 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
6374 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
6375 (SRA_MAX_STRUCTURE_COUNT): Removed.
6376 (SRA_FIELD_STRUCTURE_RATIO): Removed.
6377 * doc/invoke.texi (sra-max-structure-size): Removed.
6378 (sra-field-structure-ratio): Removed.
6380 2009-05-29 Jakub Jelinek <jakub@redhat.com>
6383 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
6386 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
6388 PR rtl-optimization/40101
6389 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
6390 seqno. Adjust comment.
6391 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
6392 inserting bookkeeping before a jump, the jump is not scheduled.
6393 When no positive seqno found, provide a value. Add comment.
6395 2009-05-29 Richard Guenther <rguenther@suse.de>
6397 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
6398 short-cutting on the first component.
6400 2009-05-29 Jakub Jelinek <jakub@redhat.com>
6403 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
6404 for trees other than decls/types.
6406 2009-05-29 Richard Guenther <rguenther@suse.de>
6408 * tree-ssa-operands.c (get_expr_operands): Do not handle
6409 INDIRECT_REFs in the handled-component case. Remove
6410 unused get_ref_base_and_extent case.
6411 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
6412 tree_low_cst and host_integerp where possible.
6413 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
6414 codes for equivalence.
6415 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
6417 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
6419 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
6420 to tmake_file for i[34567]86-*-cygwin*.
6422 2009-05-29 Jakub Jelinek <jakub@redhat.com>
6425 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
6426 (altivec_categorize_keyword, init_vector_keywords,
6427 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
6430 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
6432 * tree.c (handle_dll_attribute): Check if node is
6433 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
6435 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
6437 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
6439 (thumb2_zero_extendqidi2): Likewise.
6441 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
6443 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
6444 instead of gen_movrt.
6445 * config/sh/sh.md (movrt): Remove.
6447 2009-05-28 Steve Ellcey <sje@cup.hp.com>
6449 * doc/invoke.texi (IA-64 Options):
6450 Add -msdata, -mfused-madd, -mno-inline-float-divide,
6451 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
6452 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
6453 -msched-prefer-non-control-spec-insns,
6454 -msched-stop-bits-after-every-cycle,
6455 -msched-count-spec-in-critical-path,
6456 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
6457 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
6458 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
6459 and -msched-spec-verbose.
6461 2009-05-28 Joseph Myers <joseph@codesourcery.com>
6463 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
6464 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
6466 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
6468 2009-05-28 Richard Guenther <rguenther@suse.de>
6470 * tree-ssa-alias.c (ao_ref_init): New function.
6471 (ao_ref_base): Likewise.
6472 (ao_ref_base_alias_set): Likewise.
6473 (ao_ref_alias_set): Likewise.
6474 (refs_may_alias_p_1): Change signature.
6475 (refs_may_alias_p): Adjust.
6476 (refs_anti_dependent_p): Likewise.
6477 (refs_output_dependent_p): Likewise.
6478 (call_may_clobber_ref_p_1): Change signature.
6479 (call_may_clobber_ref_p): Adjust.
6480 (stmt_may_clobber_ref_p_1): New function split out from ...
6481 (stmt_may_clobber_ref_p): ... here.
6482 (maybe_skip_until): Adjust signature.
6483 (get_continuation_for_phi): Likewise.
6484 (walk_non_aliased_vuses): Likewise.
6485 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
6486 (ao_ref_init): Declare.
6487 (ao_ref_base): Likewise.
6488 (ao_ref_alias_set): Likewise.
6489 (stmt_may_clobber_ref_p_1): Likewise.
6490 (walk_non_aliased_vuses): Adjust.
6491 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
6492 (get_ref_from_reference_ops): remove.
6493 (vn_reference_lookup_2): Adjust signature.
6494 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
6495 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
6496 (vn_reference_lookup): Adjust.
6497 (vn_reference_insert): Likewise.
6498 (vn_reference_insert_pieces): Adjust signature.
6499 (visit_reference_op_call): Adjust.
6500 * tree-ssa-pre.c (get_expr_type): Simplify.
6501 (phi_translate_1): Adjust.
6502 (compute_avail): Likewise.
6503 (translate_vuse_through_block): Do not re-build trees.
6504 (value_dies_in_block_x): Likewise.
6505 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
6507 (vn_reference_lookup_pieces): Adjust declaration.
6508 (vn_reference_insert_pieces): Likewise.
6510 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
6512 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
6513 with checking disabled.
6515 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
6519 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
6520 macro definition for support of three-operand format aligned
6521 .comm directive in assembler on cygwin/pe/mingw target OS.
6522 * configure: Regenerate.
6523 * config.h: Regenerate.
6525 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
6526 aligned form of .comm directive if -mpe-aligned-commons is in effect.
6527 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
6529 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
6530 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
6532 2009-05-28 Ira Rosen <irar@il.ibm.com>
6534 PR tree-optimization/40254
6535 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
6536 in analysis of basic blocks.
6538 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
6541 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
6542 * target-def.h (TARGET_CONST_ANCHOR): New macro.
6543 (TARGET_INITIALIZER): Use it.
6544 * cse.c (CHEAPER): Move it up to the other macros.
6545 (insert): Rename this ...
6546 (insert_with_costs): ... to this. Add cost parameters. Update
6548 (insert): New function. Call insert_with_costs.
6549 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
6550 find_reg_offset_for_const, try_const_anchors): New functions.
6551 (cse_insn): Call try_const_anchors. Adjust cost of src_related
6552 when using a const-anchor. Call insert_const_anchors.
6553 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
6554 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
6556 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
6558 * tree-inline.c (remap_decls): Enable nonlocalized variables
6559 when not optimizing.
6561 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
6563 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
6564 Simplify other tests involving optimize.
6566 2009-05-27 Tom Tromey <tromey@redhat.com>
6568 * unwind-dw2.c (_Unwind_DebugHook): New function.
6569 (uw_install_context): Call _Unwind_DebugHook.
6571 2009-05-27 Tom Tromey <tromey@redhat.com>
6573 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
6575 2009-05-27 Ian Lance Taylor <iant@google.com>
6577 * Makefile.in (LINKER, LINKER_FLAGS): Define.
6578 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
6579 (ALL_LINKERFLAGS): Define.
6580 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
6581 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
6582 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
6583 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
6584 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
6585 $(LINKER_FOR_BUILD).
6586 (build/gcov-iov$(build_exeext)): Likewise.
6588 2009-05-27 Julian Brown <julian@codesourcery.com>
6590 * gcse.c (target.h): Include.
6591 (can_assign_to_reg_without_clobbers_p): Check that the target allows
6592 copy of argument to a pseudo register.
6594 2009-05-27 Diego Novillo <dnovillo@google.com>
6596 * tree-ssa-live.c (dump_scope_block): Document arguments.
6597 (dump_scope_blocks): Document.
6598 (debug_scope_blocks): New.
6599 * tree-flow.h (debug_scope_blocks): Declare.
6601 2009-05-21 Denis Chertykov <denisc@overta.ru>
6603 * doc/contrib.texi (Contributors): Add myself to the list.
6605 2009-05-27 Olivier Hainque <hainque@adacore.com>
6607 * expr.c (target_align): New function. Alignment the TARGET of an
6608 assignment may be assume to have.
6609 (highest_pow2_factor_for_target): Use it instead of relying on
6610 immediate tree attributes of TARGET, not necessarily honored when
6611 intermediate bitfields are involved.
6613 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
6616 * config/i386/driver-i386.c (host_detect_local_cpu): Support
6617 AVX, SSE4, AES, PCLMUL and POPCNT.
6619 2009-05-27 Diego Novillo <dnovillo@google.com>
6621 * tree-pretty-print.c (dump_location): New.
6622 (dump_generic_node): Call it.
6623 Factor code to handle BLOCK nodes ...
6624 (dump_block_node): ... here.
6626 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
6628 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
6630 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
6632 * gcc-plugin.h: Include config.h and system.h.
6633 (IN_GCC): Define if not defined.
6635 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
6638 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
6641 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
6643 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
6645 * config/m32r/m32r.h: Ditto.
6646 * config/m32r/m32r.md: Ditto.
6647 * config/m32r/predicates.md: Ditto.
6649 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
6651 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
6653 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
6656 (Loading plugins): typo.
6657 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
6658 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
6659 (Interacting with the GCC Garbage Collector): Added new section.
6660 (Giving information about a plugin): Added new section for
6662 * ggc.h (ggc_register_root_tab): Added declaration.
6663 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
6664 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
6665 (register_callback): Improved comment in declaration.
6666 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
6667 (extra_root_vec) Added static variable for dynamic roots registration.
6668 (ggc_register_root_tab) Added new routine.
6669 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
6670 PLUGIN_GGC_MARKING event.
6671 * ggc-zone.c: Include plugin.h.
6672 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
6673 * ggc-page.c: Include plugin.h.
6674 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
6675 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
6676 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
6677 (register_callback): check lack of callbacks for
6678 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
6679 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
6680 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
6681 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
6682 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
6683 dependency on plugin.h.
6684 (plugin.o): Added dependency on ggc.h...
6686 2009-05-26 Richard Guenther <rguenther@suse.de>
6690 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
6691 with mismatched comparison modes.
6693 * expr.c (expand_expr_real_1): Expand the operand of a
6694 VIEW_CONVERT_EXPR in its natural mode.
6696 2009-05-26 Ian Lance Taylor <iant@google.com>
6698 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
6699 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
6700 (ALL_COMPILERFLAGS): Define.
6701 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
6702 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
6703 (collect2$(exeext), collect2.o): Likewise.
6704 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
6705 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
6706 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
6707 (libbackend.o, intl.o, cppdefault.o): Likewise.
6708 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
6709 (build/%.o): Use $(COMPILER_FOR_BUILD).
6710 (build/gen%$(build_exeext)): Likewise.
6711 (build/gcov-iov$(build_exeext)): LIkewise.
6712 * config/t-darwin (darwin.o): Use $(COMPILER).
6713 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
6714 * config/t-sol2 (sol2-c.o): Likewise.
6716 * config/t-vxworks (vxworks.o): Likewise.
6717 * config/x-darwin (host-darwin.o): Likewise.
6718 * config/x-hpux (host-hpux.o): Likewise.
6719 * config/x-linux (host-linux.o): Likewise.
6720 * config/x-solaris (host-solaris.o): Likewise.
6721 * config/alpha/x-alpha (driver-alpha.o): Likewise.
6722 * config/arm/t-arm (arm-c.o): Likewise.
6723 * config/arm/t-pe (pe.o): Likewise.
6724 * config/arm/t-wince-pe (pe.o): Likewise.
6725 * config/i386/t-cygming (winnt.o): Likewise.
6726 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
6727 * config/i386/t-cygwin (cygwin1.o): Likewise.
6728 (cygwin2.o): Likewise.
6729 * config/i386/t-i386 (i386-c.o): Likewise.
6730 * config/i386/t-interix (winnt.o): Likewise.
6731 * config/i386/t-netware (netware.o): Likewise.
6732 * config/i386/t-nwld (nwld.o): Likewise.
6733 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
6734 * config/i386/x-i386 (driver-i386.o): Likewise.
6735 * config/i386/x-cygwin (host-cygwin.o): Likewise.
6736 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
6737 * config/ia64/t-ia64 (ia64-c.o): Likewise.
6738 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
6739 * config/mips/x-native (driver-native.o): Likewise.
6740 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
6741 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
6742 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
6743 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
6744 * config/score/t-score-elf (score7.o): Likewise.
6745 (score3.o): Likewise.
6746 * config/sh/t-sh (sh-c.o): Likewise.
6747 * config/sh/t-symbian (sh-c.o): Likewise.
6748 (symbian.o): Likewise.
6749 * config/spu/t-spu-elf (spu-c.o): Likewise.
6750 * config/v850/t-v850 (v850-c.o): Likewise.
6751 * config/v850/t-v850e (v850-c.o): Likewise.
6753 2009-05-26 Richard Guenther <rguenther@suse.de>
6755 PR tree-optimization/40122
6756 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
6757 VECTOR_CSTs if possible.
6758 (fold_gimple_assign): Likewise.
6760 2009-05-26 Richard Guenther <rguenther@suse.de>
6763 * fold-const.c (fold_binary): Use the correct types for building
6766 2009-05-26 Richard Guenther <rguenther@suse.de>
6768 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
6769 redundant calls to merge_alias_info.
6770 (bump_vector_ptr): Likewise.
6771 * tree-ssa-copy.c (merge_alias_info): Remove.
6772 (replace_exp_1): Remove call to merge_alias_info.
6773 (propagate_tree_value): Likewise.
6774 (fini_copy_prop): Propagate points-to info.
6775 * tree-flow.h (merge_alias_info): Remove.
6777 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
6779 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
6781 2009-05-25 Jan Hubicka <jh@suse.cz>
6783 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
6784 * cgraph.h (struct inline_summary): New filed self_wize,
6785 size_inlining_benefit, self_time and time_inlining_benefit.
6786 (struct cgraph_global_info): Replace insns by time ans size fields.
6787 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
6788 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
6789 (ipcp_update_callgraph): Do not touch function bodies.
6790 * ipa-inline.c: Include except.h
6791 (MAX_TIME): New constant.
6792 (overall_insns): Remove.
6794 (overall_size, max_benefit): New static variables.
6795 (cgraph_estimate_time_after_inlining): New function.
6796 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
6797 (cgraph_clone_inlined_nodes): Update size.
6798 (cgraph_mark_inline_edge): Update size.
6799 (cgraph_estimate_growth): Use size info.
6800 (cgraph_check_inline_limits): Check size.
6801 (cgraph_default_inline_p): Likewise.
6802 (cgraph_edge_badness): Compute badness based on benefit and size cost.
6803 (cgraph_decide_recursive_inlining): Check size.
6804 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
6806 (cgraph_decide_inlining): Likewise.
6807 (cgraph_decide_inlining_incrementally): Likewise; honor
6808 PARAM_EARLY_INLINING_INSNS.
6809 (likely_eliminated_by_inlining_p): New predicate.
6810 (estimate_function_body_sizes): New function.
6811 (compute_inline_parameters): Use it.
6812 * except.c (must_not_throw_labels): New function.
6813 * except.h (must_not_throw_labels): Declare.
6814 * tree-inline.c (init_inline_once): Kill inlining_weigths
6815 * tree-ssa-structalias.c: Avoid uninitialized warning.
6816 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
6817 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
6818 (PARAM_INLINE_CALL_COST): Remove.
6819 (PARAM_EARLY_INLINING_INSNS): New.
6821 2009-05-25 Richard Guenther <rguenther@suse.de>
6823 PR tree-optimization/36327
6824 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
6825 callback for reference translation or lookup at the point of may-defs.
6826 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
6827 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
6828 for union COMPONENT_REFs.
6829 (vn_reference_lookup_3): New callback. Lookup from memset
6830 and CONSTRUCTOR assignment, translate through struct copies.
6831 (vn_reference_lookup_pieces): Make sure to not free the
6832 passed operands array. Adjust walk_non_aliased_vuses call.
6833 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
6834 make sure we do not leak memory.
6836 2009-05-25 Richard Guenther <rguenther@suse.de>
6838 * tree-ssa-alias.h (dump_points_to_solution): Declare.
6839 * tree-inline.c (expand_call_inline): Reset the escaped and
6841 * tree-ssa-structalias.c (pass_build_ealias): New.
6842 * tree-pass.h (pass_build_ealias): Declare.
6843 * passes.c (init_optimization_passes): Add PTA during
6844 early optimizations.
6845 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
6846 and CALLUSED solutions.
6847 (dump_points_to_solution): New function, split out from ...
6848 (dump_points_to_info_for): ... here.
6849 * tree-parloops.c (parallelize_loops): Reset the escaped and
6852 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6855 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
6856 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
6858 2009-05-25 Ira Rosen <irar@il.ibm.com>
6860 PR tree-optimization/40238
6861 * tree-vect-stmts.c (vect_init_vector): Insert initialization
6862 statements after basic block's labels.
6863 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
6864 to free the allocated memory.
6866 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
6868 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
6869 return address with a USE.
6871 2009-05-24 Richard Guenther <rguenther@suse.de>
6874 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
6875 array type from the main variant of the inner type.
6877 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
6879 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
6880 definition to bool (from int) to un-break build.
6881 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
6883 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
6885 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
6886 discard_stmt_changes): Delete.
6887 * tree-ssa-operands.c (scb_stack): Delete.
6888 (init_ssa_operands): Do not initialize it.
6889 (fini_ssa_operands): Do not free it.
6890 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
6892 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
6893 update_stmt, remove the others. Fix comments.
6894 * tree-dfa.c (optimize_stack_restore): Likewise.
6895 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
6896 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
6897 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
6898 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
6900 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
6901 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
6902 (dom_opt_finalize_block): Likewise, adjusting access to
6904 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
6905 (stmts_to_rescan): Change item type to gimple.
6906 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
6908 2009-05-24 Ira Rosen <irar@il.ibm.com>
6910 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
6911 * tree-pass.h (pass_slp_vectorize): New pass.
6912 * params.h (SLP_MAX_INSNS_IN_BB): Define.
6913 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
6914 * tree-vectorizer.c (timevar.h): Include.
6915 (user_vect_verbosity_level): Declare.
6916 (vect_location): Fix comment.
6917 (vect_set_verbosity_level): Update user_vect_verbosity_level
6918 instead of vect_verbosity_level.
6919 (vect_set_dump_settings): Add an argument. Ignore user defined
6920 verbosity if dump flags require higher level of verbosity. Print to
6921 stderr only for loop vectorization.
6922 (vectorize_loops): Update call to vect_set_dump_settings.
6923 (execute_vect_slp): New function.
6924 (gate_vect_slp): Likewise.
6925 (struct gimple_opt_pass pass_slp_vectorize): New.
6926 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
6928 (vec_info_for_bb): New function.
6929 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
6930 (VECTORIZATION_ENABLED): New macro.
6931 (SLP_ENABLED, SLP_DISABLED): Likewise.
6932 (vect_is_simple_use): Add bb_vec_info argument.
6933 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
6934 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
6935 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
6936 vect_schedule_slp, vect_analyze_slp): Likewise.
6937 (vect_analyze_stmt): Add slp_tree argument.
6938 (find_bb_location): Declare.
6939 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
6940 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
6941 (vect_analyze_loop_operations, vect_analyze_loop,
6942 get_initial_def_for_induction, vect_create_epilog_for_reduction,
6943 vect_finalize_reduction, vectorizable_reduction,
6944 vectorizable_live_operation, vect_transform_loop): Likewise.
6945 * tree-data-ref.c (dr_analyze_innermost): Update comment,
6946 skip evolution analysis if analyzing a basic block.
6947 (dr_analyze_indices): Likewise.
6948 (initialize_data_dependence_relation): Skip the test whether the
6949 object is invariant for basic blocks.
6950 (compute_all_dependences): Skip dependence analysis for data
6951 references in basic blocks.
6952 (find_data_references_in_stmt): Don't fail in case of invariant
6953 access in basic block.
6954 (find_data_references_in_bb): New function.
6955 (find_data_references_in_loop): Move code to
6956 find_data_references_in_bb and add a call to it.
6957 (compute_data_dependences_for_bb): New function.
6958 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
6959 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
6961 (vect_analyze_data_ref_dependence): Check for interleaving in case of
6962 unknown dependence in basic block and fail in case of dependence in
6964 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
6965 dependence instances from either loop or basic block vectorization
6967 (vect_compute_data_ref_alignment): Check if it is loop vectorization
6968 before calling nested_in_vect_loop_p.
6969 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
6970 dependence instances from either loop or basic block vectorization
6972 (vect_verify_datarefs_alignment): Likewise.
6973 (vect_enhance_data_refs_alignment): Adjust function calls.
6974 (vect_analyze_data_refs_alignment): Likewise.
6975 (vect_analyze_group_access): Fix printing. Skip different checks if
6976 DR_STEP is 0. Keep strided stores either in loop or basic block
6977 vectorization data structure. Fix indentation.
6978 (vect_analyze_data_ref_access): Fix comments, allow zero step in
6980 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
6981 dependence instances from either loop or basic block vectorization
6983 (vect_analyze_data_refs): Update comment. Call
6984 compute_data_dependences_for_bb to analyze basic blocks.
6985 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
6986 case of loop vectorization. In case of basic block vectorization use
6987 data-ref itself as a base.
6988 (vect_create_data_ref_ptr): In case of basic block vectorization:
6989 don't advance the pointer, add new statements before the current
6990 statement. Adjust function calls.
6991 (vect_supportable_dr_alignment): Support only aligned accesses in
6992 basic block vectorization.
6993 * common.opt (ftree-slp-vectorize): New flag.
6994 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
6995 (vect_pattern_recog_1): Likewise.
6996 * tree-vect-stmts.c (process_use): Likewise.
6997 (vect_init_vector): Add new statements in the beginning of the basic
6998 block in case of basic block SLP.
6999 (vect_get_vec_def_for_operand): Adjust function calls.
7000 (vect_finish_stmt_generation): Likewise.
7001 (vectorizable_call): Add assert that it is loop vectorization, adjust
7003 (vectorizable_conversion, vectorizable_assignment): Likewise.
7004 (vectorizable_operation): In case of basic block SLP, take
7005 vectorization factor from statement's type and skip the relevance
7006 check. Adjust function calls.
7007 (vectorizable_type_demotion): Add assert that it is loop
7008 vectorization, adjust function calls.
7009 (vectorizable_type_promotion): Likewise.
7010 (vectorizable_store): Check for outer loop only in case of loop
7011 vectorization. Adjust function calls. For basic blocks, skip the
7012 relevance check and don't advance pointers.
7013 (vectorizable_load): Likewise.
7014 (vectorizable_condition): Add assert that it is loop vectorization,
7015 adjust function calls.
7016 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
7017 that it is not reduction, get vector type, call only supported
7018 functions, skip loop specific parts.
7019 (vect_transform_stmt): Check for outer loop only in case of loop
7021 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
7022 (vect_is_simple_use): Fix comment, add new argument, fix conditions
7023 for external definition.
7024 * passes.c (pass_slp_vectorize): New pass.
7025 * tree-vect-slp.c (find_bb_location): New function.
7026 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
7027 check for patterns only in loops.
7028 (vect_build_slp_tree): Add argument, adjust function calls, fail in
7029 case of multiple types in basic block SLP.
7030 (vect_mark_slp_stmts_relevant): New function.
7031 (vect_supported_load_permutation_p): Fix comment.
7032 (vect_analyze_slp_instance): Add argument. In case of basic block
7033 SLP, take vectorization factor from statement's type, check that
7034 unrolling factor is 1. Adjust function call. Save SLP instance in
7035 either loop or basic block vectorization structure. Return FALSE,
7037 (vect_analyze_slp): Add argument. Get strided stores groups from
7038 either loop or basic block vectorization structure. Return FALSE
7039 if basic block SLP failed.
7040 (new_bb_vec_info): New function.
7041 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
7042 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
7043 (vect_schedule_slp): Add argument. Get SLP instances from either
7044 loop or basic block vectorization structure. Set vectorization factor
7045 to be 1 for basic block SLP.
7046 (vect_slp_transform_bb): New function.
7047 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
7049 2009-05-23 Mark Mitchell <mark@codesourcery.com>
7051 * final.c (shorten_branches): Do not align labels for jump tables.
7052 (final_scan_insn): Use JUMP_TABLE_DATA_P.
7054 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
7056 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
7057 Remove outdated reference to flow.c and fix nits.
7058 * doc/gccint.texi: Tweak RTL description.
7059 * doc/rtl.texi: Likewise.
7061 2009-05-23 Denis Chertykov <chertykov@gmail.com>
7063 * config/avr/avr.c: Change my email address.
7064 * config/avr/avr.h: Likewise.
7065 * config/avr/avr.md: Likewise.
7066 * config/avr/avr-protos.h: Likewise.
7067 * config/avr/libgcc.S: Likewise.
7069 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
7071 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
7072 (spu_split_load, spu_split_store): Change return type to int.
7073 (spu_split_convert): Declare.
7074 * config/spu/predicates.md (spu_mem_operand): Remove.
7075 (spu_mov_operand): Update.
7076 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
7077 * config/spu/spu.c (regno_aligned_for_load): Remove.
7078 (reg_aligned_for_addr, spu_expand_load): Define.
7079 (spu_expand_extv): Reimplement and handle MEM.
7080 (spu_expand_insv): Handle MEM.
7081 (spu_sched_reorder): Handle insn's with length 0.
7082 (spu_legitimate_address_p): Reimplement.
7083 (store_with_one_insn_p): Return TRUE for any mode with size
7084 larger than 16 bytes.
7085 (address_needs_split): Define.
7086 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
7088 (spu_convert_move): Define.
7089 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
7090 (spu_split_store): Change all MEM's to TImode.
7091 (spu_init_expanders): Preallocate registers that correspond to
7092 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
7094 (spu_split_convert): Define.
7095 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
7096 (_move<mode>, _movdi, _movti): Update predicate and condition.
7097 (load, store): Change to define_split.
7098 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
7100 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
7101 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
7102 define_insn_and_split of lshr<mode>3.
7103 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
7104 (<v>ashr<mode>3_imm): Define.
7105 (extv, extzv, insv): Allow MEM operands.
7106 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
7107 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
7108 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
7109 (_spu_convert2): Change to define_insn_and_split and remove the
7110 corresponding define_peephole2.
7111 (stack_protect_set, stack_protect_test, stack_protect_test_si):
7112 Change predicates to memory_operand.
7114 2009-05-22 Mark Mitchell <mark@codesourcery.com>
7116 * config/arm/thumb2.md: Add 16-bit multiply instructions.
7118 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
7120 PR tree-optimization/40219
7121 * tree.c (iterative_hash_expr): Make sure the builtin function is
7122 a normal builtin function and not a front end or back end builtin
7123 before indexing into the built_in_decls array.
7125 2009-05-22 Richard Guenther <rguenther@suse.de>
7128 * alias.c (write_dependence_p): Do not use TBAA for answering
7129 anti-dependence or output-dependence.
7130 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
7131 (emit_pointer_definition): Remove.
7132 (emit_alias_warning): Likewise.
7133 (find_what_var_points_to): Remove TBAA pruning code.
7134 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
7136 (compute_points_to_sets): Remove code computing the set of
7137 dereferenced pointers.
7138 * tree-data-ref.c (dr_may_alias_p): Properly use the split
7139 oracle for querying anti and output dependencies.
7140 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
7141 if TBAA may be applied.
7142 (refs_anti_dependent_p): New function.
7143 (refs_output_dependent_p): Likewise.
7144 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
7145 (refs_output_dependent_p): Likewise.
7146 * doc/tree-ssa.texi (Memory model): New section.
7147 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
7148 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
7149 * cfgexpand.c (expand_gimple_basic_block): Do not handle
7150 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
7151 * expr.c (expand_expr_real_1): Likewise.
7152 * gimple-low.c (lower_stmt): Likewise.
7153 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
7154 (dump_gimple_cdt): Remove.
7155 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
7156 (gimple_size): Likewise.
7157 (walk_gimple_op): Likewise.
7158 (is_gimple_stmt): Likewise.
7159 (walk_stmt_load_store_addr_ops): Likewise.
7160 (gimple_build_cdt): Remove.
7161 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
7162 * gimple.h (gimple_cdt_new_type): Remove.
7163 (gimple_cdt_new_type_ptr): Likewise.
7164 (gimple_cdt_set_new_type): Likewise.
7165 (gimple_cdt_location): Likewise.
7166 (gimple_cdt_location_ptr): Likewise.
7167 (gimple_cdt_set_location): Likewise.
7168 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
7169 * tree-cfg.c (remove_useless_stmts_1): Do not handle
7170 GIMPLE_CHANGE_DYNAMIC_TYPE.
7171 (verify_types_in_gimple_stmt): Likewise.
7172 * tree-inline.c (estimate_num_insns): Likewise.
7173 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
7174 (copy_decl_to_var): Likewise.
7175 (copy_result_decl_to_var): Likewise.
7176 * tree-pretty-print.c (dump_generic_node): Do not handle
7177 CHANGE_DYNAMIC_TYPE_EXPR.
7178 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
7179 * tree-ssa-operands.c (get_expr_operands): Likewise.
7180 * tree-ssa-structalias.c (struct variable_info): Remove
7181 no_tbaa_pruning member.
7182 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
7183 (unify_nodes): Do not copy it.
7184 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
7185 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
7186 (set_uids_in_ptset): Do not check it.
7187 (find_what_var_points_to): Likewise.
7188 (compute_tbaa_pruning): Remove.
7189 (compute_points_to_sets): Do not call it.
7190 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
7191 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
7192 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
7193 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
7194 (DECL_NO_TBAA_P): Likewise.
7195 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
7196 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
7197 (expand_omp_atomic_pipeline): Do not set it.
7198 * print-tree.c (print_node): Do not dump it.
7199 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
7202 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
7205 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
7208 2009-05-22 Mark Mitchell <mark@codesourcery.com>
7210 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
7213 2009-05-22 Ben Elliston <bje@au.ibm.com>
7215 * Makefile.in (bversion.h, s-bversion): New targets.
7216 (TOPLEV_H): Add bversion.h.
7217 * toplev.h: Include "bversion.h".
7218 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
7219 the __format__ attribute only if compiling with the same version
7220 of GCC as the sources (the "build version").
7222 2009-05-22 Ben Elliston <bje@au.ibm.com>
7224 * c-format.c (handle_format_attribute): Fix comment typo.
7226 2009-05-21 Steve Ellcey <sje@cup.hp.com>
7229 * config/ia64/ia64.opt (mfused-madd): New.
7230 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
7231 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
7232 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
7233 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
7234 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
7235 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
7236 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
7237 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
7238 instruction if !TARGET_FUSED_MADD.
7239 (fpma, fpms): Remove colon from name.
7241 2009-05-22 Richard Guenther <rguenther@suse.de>
7243 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
7244 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
7245 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
7247 (create_expression_by_pieces): Only convert if necessary.
7248 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
7249 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
7251 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
7253 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
7254 regular pattern from a template and rename it ...
7255 (*extzv_truncsi_exts): ... to this.
7257 2009-05-21 Richard Guenther <rguenther@suse.de>
7259 * cgraph.h (struct cgraph_node): Remove inline_decl member.
7260 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
7261 (cgraph_default_inline_p): Likewise.
7262 (cgraph_decide_inlining_incrementally): Likewise.
7264 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
7265 Uros Bizjak <ubizjak@gmail.com>
7267 * config/i386/cpuid.h (bit_MOVBE): New.
7269 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
7271 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
7272 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
7273 (ix86_handle_option): Handle OPT_mmovbe.
7274 (ix86_target_string): Add -mmovbe.
7275 (pta_flags): Add PTA_MOVBE.
7276 (processor_alias_table): Add PTA_MOVBE to "atom".
7277 (override_options): Handle PTA_MOVBE.
7279 * config/i386/i386.h (TARGET_MOVBE): New.
7281 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
7282 (*bswapsi_movbe): New.
7283 (*bswapdi_movbe): Likewise.
7284 (bswapdi2): Renamed to ...
7286 (bswapdi2): New expander.
7288 * config/i386/i386.opt (mmovbe): New.
7290 * doc/invoke.texi: Document -mmovbe.
7292 2009-05-21 Taras Glek <tglek@mozilla.com>
7294 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
7295 * gcc-plugin.h (plugin_init): Updated signature.
7296 * gcc-plugin.h (plugin_name_args): Moved to this header.
7297 * doc/plugins.texi (plugin_init): Updated documention to reflect
7299 * doc/plugins.texi (plugin_name_args): Added to documention.
7301 2009-05-21 Mark Mitchell <mark@codesourcery.com>
7303 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
7304 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
7306 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
7308 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
7309 JUMP_TABLE_DATA_P predicates where applicable.
7310 * config/i386/predicates.md: Ditto.
7311 * config/i386/sse.md: Ditto.
7313 2009-05-21 Jakub Jelinek <jakub@redhat.com>
7315 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
7316 operand2 -128 override length_immediate attribute to 1.
7317 * config/i386/predicates.md (constm128_operand): New predicate.
7319 * config/i386/i386.c (memory_address_length): Handle %r12
7320 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
7322 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
7323 mode look through optional ZERO_EXTEND and SUBREG.
7324 * config/i386/i386.md (R12_REG): New define_constant.
7325 (prefix_data16): For sse unit set also for MODE_TI insns.
7326 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
7327 insns set if operand 1 is ext_QIreg_operand.
7328 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
7329 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
7331 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
7332 mode from MODE_DI to MODE_SI.
7333 (movdi_1_rex64): Override modrm and length_immediate attributes
7334 only for movabs (TYPE_IMOV, alternative 2).
7335 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
7336 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
7337 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
7338 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
7339 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
7340 prefix_rex attribute if DImode.
7341 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
7342 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
7343 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
7344 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
7345 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
7346 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
7347 Likewise. For TYPE_IMOV clear length_immediate attribute.
7348 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
7349 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
7350 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
7351 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
7352 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
7353 or one operand TYPE_ISHIFT.
7354 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
7355 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
7356 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
7357 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
7358 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
7359 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
7360 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
7361 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
7362 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
7363 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
7364 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
7365 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
7366 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
7367 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
7368 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
7369 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
7370 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
7371 set mode attribute, don't override length attribute.
7372 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
7374 (return_internal_long): Set length attribute to 2 instead of 1.
7375 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
7376 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
7377 prefix_rex attribute.
7378 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
7380 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
7382 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7384 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
7386 2009-05-20 Ian Lance Taylor <iant@google.com>
7388 * tree.c (build_tree_list_vec_stat): New function.
7389 (ctor_to_vec): New function.
7390 (build_nt_call_vec): New function.
7391 (build_call_array): Change args to be a const pointer.
7392 (build_call_vec): New function.
7393 * tree.h (build_nt_call_vec): Declare.
7394 (build_tree_list_vec_stat): Declare.
7395 (build_tree_list_vec): Define.
7396 (build_call_array): Update declaration.
7397 (build_call_vec): Declare.
7398 (ctor_to_vec): Declare.
7399 * c-common.c (tree_vector_cache): New static variable.
7400 (make_tree_vector): New function.
7401 (release_tree_vector): New function.
7402 (make_tree_vector_single): New function.
7403 (make_tree_vector_copy): New function.
7404 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
7405 (make_tree_vector_single, make_tree_vector_copy): Declare.
7406 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
7407 (c_parser_expr_list): Don't manage cache here, instead call
7409 (c_parser_release_expr_list): Remove static function.
7410 (c_parser_vec_to_tree_list): Remove static function.
7411 (c_parser_attributes): Call build_tree_list_vec instead of
7412 c_parser_vec_to_tree_list. Call release_tree_vector instead of
7413 c_parser_release_expr_list.
7414 (c_parser_postfix_expression_after_primary): Likewise.
7415 (c_parser_objc_keywordexpr): Likewise.
7417 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
7419 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
7420 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
7421 TARGET_CONVERT_TO_TYPE.
7422 * hooks.c (hook_tree_const_tree_null): Define.
7423 * hooks.h (hook_tree_const_tree_null): Declare.
7424 * target.h (struct gcc_target): Add invalid_parameter_type,
7425 invalid_return_type, promoted_type, and convert_to_type fields.
7426 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
7427 (TARGET_INVALID_RETURN_TYPE): Define.
7428 (TARGET_PROMOTED_TYPE): Define.
7429 (TARGET_CONVERT_TO_TYPE): Define.
7430 (TARGET_INITIALIZER): Update for new fields.
7431 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
7432 (grokparms): Check targetm.invalid_parameter_type.
7433 * c-typeck.c (default_conversion): Check targetm.promoted_type.
7434 * c-convert.c (convert): Check targetm.convert_to_type.
7436 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
7438 * config/mips/mips.md (*extenddi_truncate<mode>,
7439 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
7441 (*extendhi_truncateqi): New define_insn_and_sptit.
7443 2009-05-20 Jakub Jelinek <jakub@redhat.com>
7446 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
7447 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
7449 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
7451 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
7452 the operand of VIEW_CONVERT_EXPR.
7454 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
7456 * config/i386/driver-i386.c (host_detect_local_cpu): Check
7457 extended family and model for Intel processors. Support Intel Atom.
7459 2009-05-20 Olivier Hainque <hainque@adacore.com>
7461 * gstab.h (stab_code_type): Define, to be used instead of the
7462 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
7464 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
7465 occurrences by stab_code_type.
7466 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
7468 2009-05-20 Martin Jambor <mjambor@suse.cz>
7470 * tree-flow.h (insert_edge_copies_seq): Undeclare.
7471 (sra_insert_before): Likewise.
7472 (sra_insert_after): Likewise.
7473 (sra_init_cache): Likewise.
7474 (sra_type_can_be_decomposed_p): Likewise.
7475 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
7476 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
7477 (sra_insert_before): Likewise.
7478 (sra_insert_after): Likewise.
7479 (sra_init_cache): Likewise.
7480 (insert_edge_copies_seq): Made static and moved upwards.
7482 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
7485 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
7487 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
7488 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
7491 2009-05-20 Richard Guenther <rguenther@suse.de>
7493 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
7494 with mismatched comparison modes.
7496 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7498 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
7499 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
7500 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
7501 with shifts for Thumb2.
7502 (orsi_notsi): New for orn.
7503 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
7504 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
7505 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
7506 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
7507 Don't invert remainder for IOR.
7509 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
7511 PR tree-optimization/40087
7512 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
7513 number_of_iterations_ne): Rename never_infinite argument.
7514 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
7515 number_of_iterations_le): Handle pointer-type ivs when
7516 exit_must_be_taken is false.
7517 (number_of_iterations_cond): Do not always assume that
7518 exit_must_be_taken if the control variable is a pointer.
7520 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
7522 * c-typeck.c (build_binary_op): Allow % on integal vectors.
7523 * doc/extend.texi (Vector Extension): Document that % is allowed too.
7525 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
7527 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
7528 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
7530 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
7533 * c.opt (Wlogical-op): Disabled by default.
7534 * c-opt (c_common_post_options): Do not enable Wlogical-op with
7536 * doc/invoke.texi (Wlogical-op): Likewise.
7538 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
7540 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
7542 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
7543 Propagate the type of the first operand.
7544 <ASSERT_EXPR>: Simplify.
7545 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
7546 Rewrite using the RHS code as discriminant.
7547 <NOP_EXPR>: Turn into CASE_CONVERT.
7548 <PLUS_EXPR>: Propagate the type of the first operand.
7550 2009-05-19 Steve Ellcey <sje@cup.hp.com>
7552 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
7553 (ia64_dconst_0_375): New.
7554 * config/ia64/ia64.c (ia64_override_options): Remove
7555 -minline-sqrt-min-latency warning.
7556 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
7557 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
7558 * config/ia64/ia64.md (*sqrt_approx): Remove.
7559 (sqrtsf2): Remove #if 0.
7560 (sqrtsf2_internal_thr): Rewrite and move to div.md.
7561 (sqrtdf): Remove assert.
7562 (sqrtdf2_internal_thr): Rewrite and move to div.md.
7563 (sqrtxf2): Remove #if 0.
7564 (sqrtxf2_internal_thr): Rewrite and move to div.md.
7565 * div.md (sqrt_approx_rf): New.
7566 (sqrtsf2_internal_thr): New implementation.
7567 (sqrtsf2_internal_lat): New.
7568 (sqrtdf2_internal_thr: New implementation.
7569 (sqrtxf2_internal): New implementation.
7571 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
7572 Hans-Peter Nilsson <hp@axis.com>
7574 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
7575 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
7576 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
7577 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
7578 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
7579 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
7580 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
7581 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
7582 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
7583 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
7584 * c-common.c: ...from here.
7586 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
7588 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
7590 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7592 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
7594 2009-05-19 Ben Elliston <bje@au.ibm.com>
7596 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
7597 assignments with memcpy calls.
7598 (add_fdes): Likewise.
7599 (binary_search_unencoded_fdes): Likewise.
7600 (linear_search_fdes): Eliminate type puns.
7602 2009-05-19 Richard Guenther <rguenther@suse.de>
7604 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
7605 not falsely claim to have propagated into all uses.
7607 2009-05-19 Ben Elliston <bje@au.ibm.com>
7609 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
7612 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
7614 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
7615 * config/sh/sh.c (sh_legitimate_address_p): Make static.
7616 (TARGET_LEGITIMATE_ADDRESS_P): New.
7617 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7618 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
7620 2009-05-18 Dodji Seketeli <dodji@redhat.com>
7623 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
7624 child of the containing namespace's DIE.
7626 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
7628 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
7629 *zero_extendhi_truncqi): Move after the zero_extend patterns.
7630 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
7633 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
7636 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
7637 gen_align with gen_pad.
7638 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
7639 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
7641 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
7642 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
7644 * config/i386/i386.md (align): Renamed to ...
7645 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
7646 ASM_OUTPUT_MAX_SKIP_PAD.
7648 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
7650 * config.gcc: Fix variable syntax.
7653 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
7654 before calling exact_log2.
7655 (output_iorsi3): Likewise.
7656 (output_xorsi3): Likewise.
7658 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
7660 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
7661 for the none zero constant operand except for EQ and NE
7662 comprisons even when the first operand is R0.
7664 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
7666 * config/s390/2064.md: Remove trailing whitespaces.
7667 * config/s390/2084.md: Likewise.
7668 * config/s390/constraints.md: Likewise.
7669 * config/s390/fixdfdi.h: Likewise.
7670 * config/s390/libgcc-glibc.ver: Likewise.
7671 * config/s390/s390-modes.def: Likewise.
7672 * config/s390/s390-protos.h: Likewise.
7673 * config/s390/s390.c: Likewise.
7674 * config/s390/s390.h: Likewise.
7675 * config/s390/s390.md: Likewise.
7676 * config/s390/tpf-unwind.h: Likewise.
7678 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
7680 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
7682 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
7685 * configure.ac (m68k-*-*): Check if binutils support TLS.
7686 * configure: Regenerate.
7687 * config/m68k/predicates.md (symbolic_operand): Extend comment.
7688 * config/m68k/constraints.md (Cu): New constraint.
7689 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
7690 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
7691 (movsi): Handle TLS symbols.
7692 (addsi3_5200): Handle XTLS symbols, indent.
7693 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
7694 (m68k_tls_reference_p): Declare.
7695 (m68k_legitimize_address): Declare.
7696 (m68k_unwrap_symbol): Declare.
7697 * config/m68k/m68k.opt (mxtls): New option.
7698 * config/m68k/m68k.c (ggc.h): Include.
7699 (m68k_output_dwarf_dtprel): Implement hook.
7700 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
7701 (m68k_expand_prologue): Load GOT pointer when function needs it.
7702 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
7703 (m68k_legitimate_constant_address_p): Same.
7704 (m68k_decompose_address): Handle TLS references.
7705 (m68k_get_gp): New static function.
7706 (enum m68k_reloc): New contants.
7707 (TLS_RELOC_P): New macro.
7708 (m68k_wrap_symbol): New static function.
7709 (m68k_unwrap_symbol): New function.
7710 (m68k_final_prescan_insn_1): New static function.
7711 (m68k_final_prescan_insn): New function.
7712 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
7714 (legitimize_pic_address): Handle TLS references..
7715 (m68k_tls_get_addr, m68k_get_tls_get_addr)
7716 (m68k_libcall_value_in_a0_p)
7717 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
7718 (m68k_call_m68k_read_tp): Helper variables and functions for ...
7719 (m68k_legitimize_tls_address): Handle TLS references.
7720 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
7722 (m68k_legitimize_address): Handle TLS symbols.
7723 (m68k_get_reloc_decoration): New static function.
7724 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
7726 (m68k_output_dwarf_dtprel): Implement hook.
7727 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
7728 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
7729 m68k_call_* routines.
7730 (sched_attr_op_type): Handle TLS symbols.
7731 (gt-m68k.h): Include.
7732 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
7733 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
7735 2009-05-18 Martin Jambor <mjambor@suse.cz>
7737 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
7738 (visit_store_addr_for_mod_analysis): New function.
7739 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
7740 (determine_cst_member_ptr): Use gimple_assign_single_p.
7741 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
7742 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
7743 operands. Don't check number of operands of a NOP_EXPR.
7745 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
7747 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
7749 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
7752 * c-common.c (warn_logical_operator): Don't warn if one of
7753 expression isn't always true or false.
7755 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
7757 * config/i386/biarch32.h: New file.
7758 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
7760 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
7762 * config/mips/mips.md (*zero_extend<mode>_trunchi,
7763 *zero_extend<mode>_truncqi): Merge these into ...
7764 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
7765 Name the pattern following this as *zero_extendhi_truncqi.
7767 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
7770 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
7771 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
7772 (output_info): Make field HOST_WIDEST_INT.
7773 (print_statistics): Use HOST_WIDEST_INT_PRINT.
7774 (dump_bitmat_statistics): Same.
7776 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
7778 * config.gcc (use_gcc_stdint): Set to wrap.
7779 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
7780 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
7781 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7782 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
7783 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
7784 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
7785 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7786 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
7788 2009-05-16 Joseph Myers <joseph@codesourcery.com>
7790 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
7792 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
7793 Move definitions earlier.
7794 (OPT_ARCH64, OPT_ARCH32): Define.
7795 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
7798 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
7801 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
7804 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
7806 * arm.md (movdi2): Copy non-reg values to DImode registers.
7808 2009-05-16 Jakub Jelinek <jakub@redhat.com>
7811 * final.c (label_to_max_skip): New function.
7812 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
7813 CODE_LABEL_NUMBER <= max_labelno.
7814 * output.h (label_to_max_skip): New prototype.
7815 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
7816 (ix86_avoid_jump_mispredicts): ... this. Don't define if
7817 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
7818 Handle CODE_LABELs with >= 16 byte alignment or with
7819 max_skip == (1 << align) - 1.
7820 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
7821 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
7824 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
7825 .p2align 3 if MAX_SKIP is smaller than 7.
7826 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
7828 2009-05-15 Ian Lance Taylor <iant@google.com>
7830 * alias.c (struct alias_set_entry_d): Rename from struct
7831 alias_set_entry. Change all uses.
7832 * except.c (struct call_site_record_d): Rename from struct
7833 call_site_record. Change all uses.
7834 * except.h (struct eh_region_d): Rename from struct eh_region.
7836 * gcse.c (struct hash_table_d): Rename from struct hash_table.
7838 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
7839 ivtype_map_elt. Change all uses.
7840 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
7842 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
7843 * graphite.h (struct name_tree_d): Rename from struct name_tree.
7845 (struct sese_d): Rename from struct sese. Change all uses.
7846 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
7847 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
7848 * optabs.h (struct optab_d): Rename from struct optab. Change all
7850 (struct convert_optab_d): Rename from struct convert_optab.
7852 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
7853 ipa_opt_pass. Change all uses.
7854 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
7857 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
7858 defined as a typedef.
7859 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
7862 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7865 * fold-const.c (make_range,build_range_check,merge_ranges): Move
7867 (merge_ranges): Returns bool.
7868 * tree.h (make_range): .. to here.
7869 (build_range_check): Likewise.
7870 (merge_ranges): Likewise. Renamed from merge_ranges.
7871 * c-typeck.c (parser_build_binary_op): Update calls to
7872 warn_logical_operator.
7873 * c-common.c (warn_logical_operator): Add new warning.
7874 * c-common.h (warn_logical_operator): Update declaration.
7876 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7878 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
7880 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7882 * doc/install.texi: Document MPC requirements, flags etc.
7884 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
7885 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
7886 Evaluate constant arguments.
7887 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
7888 (fold_builtin_1): Likewise, also evaluate constant arguments.
7889 Remove superfluous break.
7890 (do_mpc_ckconv): New.
7891 * real.h: Include mpc.h.
7892 * toplev.c (print_version): Output MPC version info if available.
7894 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
7896 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
7898 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
7900 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
7903 2009-05-15 Jan Hubicka <jh@suse.cz>
7905 * doc/invoke.texi (max-early-inliner-iterations): New flag.
7906 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
7907 (try_inline): Fix return value.
7908 (cgraph_decide_inlining_incrementally): Honor new value.
7909 (cgraph_early_inlining): Handle indirect inlining.
7910 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
7912 2009-05-15 Jan Hubicka <jh@suse.cz>
7914 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
7915 * cgraphunit.c (cgraph_finalize_function): Set it.
7916 (cgraph_expand_function): Use it.
7918 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
7920 * real.c (encode_ieee_half): Define.
7921 (decode_ieee_half): Define.
7922 (ieee_half_format): Define.
7923 (arm_half_format): Define.
7924 * real.h (ieee_half_format): Declare.
7925 (arm_half_format): Declare.
7927 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
7929 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
7930 swapped, and reversed optabs exist before trying to use them.
7932 2009-05-15 Paul Brook <paul@codesourcery.com>
7933 Sandra Loosemore <sandra@codesourcery.com>
7935 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
7936 loads. Allow PRE_DEC.
7937 (output_move_neon): Handle PRE_DEC.
7938 (arm_print_operand): Add 'A' for neon structure loads.
7939 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
7940 * config/arm/neon.md (neon_mov): Update comment.
7941 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
7943 (Um): New constraint.
7945 2009-05-15 Jan Hubicka <jh@suse.cz>
7947 Revert the following patch until testsuite fallout is fixed:
7948 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
7949 * cgraph.h (struct inline_summary): New filed self_wize,
7950 size_inlining_benefit, self_time and time_inlining_benefit.
7951 (struct cgraph_global_info): Replace insns by time ans size fields.
7952 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
7953 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
7954 (ipcp_update_callgraph): Do not touch function bodies.
7955 * ipa-inline.c: Include except.h
7956 (MAX_TIME): New constant.
7957 (overall_insns): Remove
7958 (overall_size, max_benefit): New static variables.
7959 (cgraph_estimate_time_after_inlining): New function.
7960 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
7961 (cgraph_clone_inlined_nodes): Update size.
7962 (cgraph_mark_inline_edge): Update size.
7963 (cgraph_estimate_growth): Use size info.
7964 (cgraph_check_inline_limits): Check size.
7965 (cgraph_default_inline_p): Likewise.
7966 (cgraph_edge_badness): Compute badness based on benefit and size cost.
7967 (cgraph_decide_recursive_inlining): Check size.
7968 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
7970 (cgraph_decide_inlining): Likewise.
7971 (cgraph_decide_inlining_incrementally): Likewise; honor
7972 PARAM_EARLY_INLINING_INSNS.
7973 (likely_eliminated_by_inlining_p): New predicate.
7974 (estimate_function_body_sizes): New function.
7975 (compute_inline_parameters): Use it.
7976 * except.c (must_not_throw_labels): New function.
7977 * except.h (must_not_throw_labels): Declare.
7978 * tree-inline.c (init_inline_once): Kill inlining_weigths
7979 * tree-ssa-structalias.c: Avoid uninitialized warning.
7980 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
7981 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
7982 (PARAM_INLINE_CALL_COST): Remove.
7983 (PARAM_EARLY_INLINING_INSNS): New.
7985 2009-05-15 Richard Guenther <rguenther@suse.de>
7987 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
7988 not TODO_update_ssa.
7990 2009-05-15 Richard Guenther <rguenther@suse.de>
7992 PR tree-optimization/39999
7993 * gimple.h (gimple_expr_type): Use the expression type looking
7994 through useless conversions.
7995 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
7996 (vn_nary_op_insert_stmt): Likewise.
7997 (simplify_binary_expression): Likewise.
7999 2009-05-15 Richard Guenther <rguenther@suse.de>
8001 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
8002 New options, enabled by default.
8003 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
8005 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
8006 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
8007 * tree-ssa-structalias.c (gate_tree_pta): New function.
8008 (pass_build_alias): Use it.
8010 2009-05-15 Joseph Myers <joseph@codesourcery.com>
8012 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
8013 recurse on an invariant address if a conversion from a pointer
8014 type to a wider integer type is involved.
8016 2009-05-15 Jan Hubicka <jh@suse.cz>
8018 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
8019 * cgraph.h (struct inline_summary): New filed self_wize,
8020 size_inlining_benefit, self_time and time_inlining_benefit.
8021 (struct cgraph_global_info): Replace insns by time ans size fields.
8022 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
8023 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
8024 (ipcp_update_callgraph): Do not touch function bodies.
8025 * ipa-inline.c: Include except.h
8026 (MAX_TIME): New constant.
8027 (overall_insns): Remove
8028 (overall_size, max_benefit): New static variables.
8029 (cgraph_estimate_time_after_inlining): New function.
8030 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
8031 (cgraph_clone_inlined_nodes): Update size.
8032 (cgraph_mark_inline_edge): Update size.
8033 (cgraph_estimate_growth): Use size info.
8034 (cgraph_check_inline_limits): Check size.
8035 (cgraph_default_inline_p): Likewise.
8036 (cgraph_edge_badness): Compute badness based on benefit and size cost.
8037 (cgraph_decide_recursive_inlining): Check size.
8038 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
8040 (cgraph_decide_inlining): Likewise.
8041 (cgraph_decide_inlining_incrementally): Likewise; honor
8042 PARAM_EARLY_INLINING_INSNS.
8043 (likely_eliminated_by_inlining_p): New predicate.
8044 (estimate_function_body_sizes): New function.
8045 (compute_inline_parameters): Use it.
8046 * except.c (must_not_throw_labels): New function.
8047 * except.h (must_not_throw_labels): Declare.
8048 * tree-inline.c (init_inline_once): Kill inlining_weigths
8049 * tree-ssa-structalias.c: Avoid uninitialized warning.
8050 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
8051 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
8052 (PARAM_INLINE_CALL_COST): Remove.
8053 (PARAM_EARLY_INLINING_INSNS): New.
8054 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
8055 (inline-call-cost): Remove.
8056 (early-inlining-insns): New.
8058 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
8060 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
8062 (print_int_cst_bounds_in_octal_p): Likewise.
8063 (dbxout_type): Adjust calls to above functions. Be prepared to deal
8065 * dwarf2out.c (base_type_die): Likewise.
8066 (is_subrange_type): Delete.
8067 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
8068 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
8069 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
8070 if the destination type is boolean.
8071 (build_range_check): Do not special-case subtypes.
8072 (fold_sign_changed_comparison): Likewise.
8073 (fold_unary): Likewise.
8074 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
8075 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
8076 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
8077 * tree.c (subrange_type_for_debug_p): New predicate based on the
8078 former is_subrange_type.
8079 * tree.h (subrange_type_for_debug_p): Declare.
8080 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
8081 (convert_affine_scev): Remove call to above function.
8082 (chrec_convert_aggressive): Likewise.
8083 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
8084 false for conversions involving subtypes.
8085 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
8086 (vrp_val_min): Likewise.
8087 (needs_overflow_infinity): Likewise.
8088 (extract_range_from_unary_expr): Likewise.
8090 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
8092 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
8093 * config/frv/frv.c: Likewise.
8094 * config/s390/s390.c: Likewise.
8095 * config/sparc/sparc.h: Likewise.
8096 * config/i386/i386.h: Likewise.
8097 * config/i386/i386.c: Likewise.
8098 * config/crx/crx.c: Likewise.
8099 * config/m68hc11/m68hc11.h: Likewise.
8100 * config/iq2000/iq2000.c: Likewise.
8101 * config/mn10300/mn10300.h: Likewise.
8102 * config/mn10300/mn10300.c: Likewise.
8103 * config/m68k/m68k.c: Likewise.
8104 * config/rs6000/rs6000.c: Likewise.
8105 * config/rs6000/xcoff.h: Likewise.
8106 * config/rs6000/linux64.h: Likewise.
8107 * config/rs6000/sysv4.h: Likewise.
8108 * config/score/score3.c: Likewise.
8109 * config/score/score7.c: Likewise.
8110 * config/score/score.c: Likewise.
8111 * config/arm/arm.md: Likewise.
8112 * config/mips/mips.c: Likewise.
8113 * config/mips/mips.md: Likewise.
8114 * config/bfin/bfin.h: Likewise.
8115 * config/pa/pa.c: Likewise.
8116 * config/pa/constraints.md: Likewise.
8118 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
8119 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
8120 * config/pdp11/pdp11.h: Use memory_address_p instead.
8122 2009-05-14 Ian Lance Taylor <iant@google.com>
8124 * passes.c (finish_optimization_passes): Change i to int.
8125 * plugin.c (plugins_active_p): Change event to int.
8126 (dump_active_plugins): Likewise.
8127 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
8129 * tree.c (tree_range_check_failed): Change c to unsigned int.
8130 (omp_clause_range_check_failed): Likewise.
8131 (build_common_builtin_nodes): Change mode to int. Add cast.
8132 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
8133 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
8135 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
8136 ++ or -- with a variable of enum type.
8138 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
8141 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
8143 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
8145 * store-motion.c: Do not include params.h
8146 * Makefile.in: Fix dependencies for various files.
8148 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
8150 * auto-inc-dec.c: Fix pass description, remove apparent
8151 accidental duplication.
8153 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
8156 * ipa-utils.h (memory_identifier_string): Moved to ...
8157 * tree.h (memory_identifier_string): Here. Add GTY(()).
8159 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
8161 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
8162 in the former documentation of...
8163 (GO_IF_LEGITIMATE_ADDRESS): ... this.
8164 * ira-conflicts.c (get_dup_num): Use address_operand.
8165 * targhooks.c (default_legitimate_address_p): New.
8166 * targhooks.h (default_legitimate_address_p): New.
8167 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
8169 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
8170 * target.h (struct target): Add legitimate_address_p.
8171 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
8172 (TARGET_INITIALIZER): Include it.
8174 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8175 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
8176 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
8177 (TARGET_LEGITIMATE_ADDRESS_P): New.
8179 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8180 (REG_OK_STRICT_P): Delete.
8181 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
8182 (frv_legitimate_address_p_1): ... this.
8183 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
8184 (frv_legitimate_address_p_1): ... the renamed old
8185 frv_legitimate_address_p.
8186 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
8187 (TARGET_LEGITIMATE_ADDRESS_P): New.
8189 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8190 * config/s390/s390-protos.h (legitimate_address_p): Remove.
8191 * config/s390/s390.c (legitimate_address_p): Rename to...
8192 (s390_legitimate_address_p): ... this, make static.
8193 (legitimize_address): Adjust call.
8194 (TARGET_LEGITIMATE_ADDRESS_P): New.
8195 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
8197 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8198 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
8199 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
8200 (TARGET_LEGITIMATE_ADDRESS_P): New.
8202 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8203 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
8204 * config/spu/spu.c (spu_legitimate_address): Rename to...
8205 (spu_legitimate_address_p): ... this, make static.
8206 (TARGET_LEGITIMATE_ADDRESS_P): New.
8208 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8209 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
8210 * config/sparc/sparc.c (legitimate_address_p): Rename to...
8211 (sparc_legitimate_address_p): ... this, make static and return bool.
8212 (legitimize_address): Adjust call.
8213 (TARGET_LEGITIMATE_ADDRESS_P): New.
8215 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8216 * config/i386/i386-protos.h (legitimate_address_p): Remove.
8217 * config/i386/i386.c (legitimate_address_p): Rename to...
8218 (ix86_legitimate_address_p): ... this, make static.
8219 (constant_address_p): Move after it, adjust call.
8220 (TARGET_LEGITIMATE_ADDRESS_P): New.
8222 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8223 * config/avr/avr-protos.h (legitimate_address_p): Remove.
8224 * config/avr/avr.c (legitimate_address_p): Rename to...
8225 (avr_legitimate_address_p): ... this, make static.
8226 (legitimize_address): Adjust call.
8227 (TARGET_LEGITIMATE_ADDRESS_P): New.
8229 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8230 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
8231 * config/crx/crx.c (crx_legitimate_address_p): Make static.
8232 (TARGET_LEGITIMATE_ADDRESS_P): New.
8234 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8235 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
8236 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
8237 (TARGET_LEGITIMATE_ADDRESS_P): New.
8239 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8240 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
8242 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
8244 (TARGET_LEGITIMATE_ADDRESS_P): New.
8246 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8247 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
8249 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
8251 (m68hc11_legitimate_address_p): ... this, make static.
8252 (go_if_legitimate_address_internal): Rename to...
8253 (m68hc11_legitimate_address_p_1): ... this.
8254 (legitimize_address): Adjust call.
8255 (TARGET_LEGITIMATE_ADDRESS_P): New.
8257 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8258 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
8259 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
8260 (TARGET_LEGITIMATE_ADDRESS_P): New.
8262 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8263 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
8264 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
8265 (mn10300_legitimate_address_p): ... this, make static.
8266 (TARGET_LEGITIMATE_ADDRESS_P): New.
8268 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8269 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
8270 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
8271 (TARGET_LEGITIMATE_ADDRESS_P): New.
8273 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8274 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
8275 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
8276 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8277 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
8278 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
8279 (rs6000_legitimate_address_p): ... this, make static.
8280 (TARGET_LEGITIMATE_ADDRESS_P): New.
8281 (REG_MODE_OK_FOR_BASE_P): Delete.
8282 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
8284 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8285 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
8287 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
8288 static, adjust types.
8289 (TARGET_LEGITIMATE_ADDRESS_P): New.
8291 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8292 * config/score/score.c (score_address_p): Rename to...
8293 (score_legitimate_address_p): ... this.
8294 (TARGET_LEGITIMATE_ADDRESS_P): New.
8295 * config/score/score3.c (score3_address_p): Rename to...
8296 (score3_legitimate_address_p): ... this.
8297 * config/score/score7.c (score7_address_p): Rename to...
8298 (score7_legitimate_address_p): ... this.
8300 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
8301 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
8302 GO_IF_LEGITIMATE_ADDRESS): Delete.
8303 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
8304 thumb2_legitimate_address_p): Delete.
8305 (arm_legitimate_address_p): Rename to...
8306 (arm_legitimate_address_outer_p): ... this.
8307 * config/arm/constraints.md ("Uq"): Adjust call.
8308 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
8309 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
8311 (arm_legitimate_address_outer_p): ... this.
8312 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
8314 (TARGET_LEGITIMATE_ADDRESS_P): New.
8316 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8317 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
8318 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
8319 (TARGET_LEGITIMATE_ADDRESS_P): New.
8321 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8322 * config/vax/vax-protos.h (legitimate_address_p): Remove.
8323 * config/vax/vax.c (legitimate_address_p): Rename to...
8324 (vax_legitimate_address_p): ... this, make static.
8325 (TARGET_LEGITIMATE_ADDRESS_P): New.
8327 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8328 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
8329 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
8330 (TARGET_LEGITIMATE_ADDRESS_P): New.
8332 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8333 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
8334 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
8335 (mmix_legitimate_address_p): ... this, make static.
8336 (TARGET_LEGITIMATE_ADDRESS_P): New.
8338 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8339 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
8340 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
8341 (TARGET_LEGITIMATE_ADDRESS_P): New.
8343 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
8345 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
8346 of MODE_COMPLEX_INT.
8348 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8350 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
8351 LCT_NORMAL in function call.
8352 * mips-tdump.c (print_file_desc): Add cast to enum type.
8353 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
8354 (mark_stabs): Add casts to enum types.
8355 (parse_stabs_common): Add casts to enum types.
8357 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
8359 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
8360 Check for invalid values of LETTER.
8362 2009-05-13 Taras Glek <tglek@mozilla.com>
8364 * attribs.c (register_attribute): moved out attribute registration
8365 into register_attribute.
8366 * doc/plugins.texi: Documented register_attribute and
8368 * gcc-plugin.h: Added forward decl for register_attribute.
8369 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
8370 * plugin.c (register_callback, invoke_plugin_callbacks): Added
8371 PLUGIN_ATTRIBUTES boilerplate.
8373 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
8375 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
8376 values even in sentinel and empty entries.
8377 (ms_printf_flag_specs): Likewise.
8378 (ms_scanf_flag_specs): Likewise.
8379 (ms_strftime_flag_specs): Likewise.
8380 (ms_print_char_table): Likewise.
8381 (ms_scan_char_table): Likewise.
8382 (ms_time_char_table): Likewise.
8384 2009-05-13 Doug Kwan <dougkwan@google.com>
8386 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
8388 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
8390 * config/mips/mips.md (store): Add attributes for QI and HI.
8392 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
8393 (truncdi<mode>2): ... this new pattern.
8395 2009-05-13 Brad Hards <bradh@kde.org>
8397 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
8399 2009-05-14 Jakub Jelinek <jakub@redhat.com>
8400 Ben Elliston <bje@au.ibm.com>
8403 * dse.c (check_mem_read_rtx): Guard against width == -1.
8405 2009-05-13 Michael Matz <matz@suse.de>
8408 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
8409 (trivially_conflicts_p): New function.
8410 (insert_backedge_copies): Use it.
8412 2009-05-13 Janis Johnson <janis187@us.ibm.com>
8414 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
8415 (handle_stdc_pragma): Use new enum constant names.
8416 (handle_pragma_float_const_decimal64): Ditto.
8418 2009-05-13 Ian Lance Taylor <iant@google.com>
8420 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
8423 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
8425 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
8426 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
8428 * config/m68k/m68k.h (FL_UCLINUX): Define.
8430 2009-05-13 Jan Hubicka <jh@suse.cz>
8432 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
8434 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
8436 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
8437 unless -fschedule-insns is specified.
8439 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
8442 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
8443 TARGET_EXPAND_CBRANCHDI4.
8444 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
8445 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
8446 (cmpeqdi): Fix comment.
8448 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
8450 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
8451 (sh_legitimate_address_p): Likewise.
8452 * config/sh/sh.c (sh_legitimate_index_p): New.
8453 (sh_legitimate_address_p): Likewise.
8454 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
8455 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
8456 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
8457 (MAYBE_BASE_REGISTER_RTX_P): New macro.
8458 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
8459 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
8460 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
8461 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
8462 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
8464 2009-05-12 Jan Hubicka <jh@suse.cz>
8466 * tree-inline.c (estimate_operator_cost): Add operands;
8467 when division happens by constant, it is cheap.
8468 (estimate_num_insns): Loads and stores are not having cost of 0;
8469 EH magic stuff is cheap; when computing runtime cost of switch,
8470 use log2 base of amount of its cases; builtin_expect has cost of 0;
8471 compute cost for moving return value of call.
8472 (init_inline_once): Initialize time_based flags.
8473 * tree-inline.h (eni_weights_d): Add time_based flag.
8475 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8477 * df-core.c: Update head documentation.
8479 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
8482 * rs6000.c (rs6000_generate_compare): Use op1b instead of
8483 shadowing exisiting variable op1.
8485 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
8488 * config/i386/driver-i386.c (processor_signatures): New enum.
8489 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
8490 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
8491 processor signature to detect geode processor.
8493 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8497 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8499 * optabs.c (prepare_cmp_insn): Temporarily disable test that
8500 causes spurious differences between trunk and cond-optab branch.
8502 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8504 * dojump.c (compare_from_rtx): Delete.
8505 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
8506 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
8507 if the comparison does not satisfy the predicate; test predicates for
8508 operands 2 and 3 of a cstore pattern. Don't try cstore optab
8509 further if one existing pattern fails.
8510 * expr.h (compare_from_rtx): Delete.
8511 (prepare_operand): Declare it.
8512 * optabs.c: Change "lib call" to "libcall" throughout.
8513 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
8514 HAVE_conditional_trap, emit_cmp_insn): Delete.
8515 (can_compare_p): Delete cmp_optab case.
8516 (prepare_float_lib_cmp): Return an rtx and a machine mode.
8517 Accept other parameters by value.
8518 (prepare_operand): Make non-static.
8519 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
8520 other parameters by value. Try to widen operands here based on
8521 an optab_methods argument and looking at cbranch_optab.
8522 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
8523 loop. Use cbranch_optab directly.
8524 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
8525 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
8527 (emit_conditional_move, emit_conditional_add): Inline what's needed
8528 of compare_from_rtx, using new prepare_cmp_insn for the rest.
8529 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
8530 with COMPARE. Move cmov_optab and cstore_optab above
8531 with cbranch_optab, move cmp_optab down with ucmp_optab,
8532 remove tst_otpab. Do not initialize trap_rtx.
8533 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
8534 for trap code. Do not check HAVE_conditional_trap. Use
8535 prepare_cmp_insn. Accept no predicate for operand 3.
8536 * optabs.h (OTI_cmp): Mark as used only for libcalls.
8537 (OTI_ctrap, ctrap_optab): New.
8538 (tst_optab): Delete.
8539 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
8540 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
8541 with lookup of ctrap_optab.
8542 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
8546 * combine.c (combine_simplify_rtx, simplify_set): Do not
8547 special case comparing against zero for cc0 machines.
8548 * simplify-rtx.c (simplify_binary_operation_1): Never remove
8549 COMPARE on cc0 machines.
8550 (simplify_relational_operation): Return a new expression when
8551 a COMPARE could be removed.
8552 * final.c (final_scan_insn): Compare cc_status values
8553 against LHS of a (compare FOO (const_int 0)) cc0 source.
8554 Also check if cc_status.value is the full compare.
8556 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
8557 (cstoreMM4): Document.
8558 (conditional_trap): Document ctrapMM4 instead.
8559 (sync_compare_and_swapMM): Refer to cbranchcc4.
8560 (Dependent Patterns): Eliminate obsolete information referring to
8561 the old jump optimization phase.
8562 (Canonicalization): Include cbranchcc4 case, omit canonicalization
8563 of compares with 0 on cc0 machines.
8564 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
8565 avoiding references to cc0. Remove text about storing operands
8567 * doc/tm.texi (Condition Codes): Include blurb on different
8568 condition code representations, separate into subsections for
8569 CC0, MODE_CC and conditional execution.
8571 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
8572 alpha_emit_setcc): Accept operands and a machine mode.
8573 * config/alpha/alpha.c (alpha_emit_conditional_branch):
8574 Get code/op0/op1 from operands, use machine mode argument
8575 instead of alpha_compare.fp_p. Emit the branch here.
8576 (alpha_emit_setcc): Likewise, and return boolean.
8577 (alpha_emit_conditional_move): Likewise. Assert that
8578 cmp_op_mode == cmp_mode, and simplify accordingly.
8579 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
8580 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
8581 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
8583 (stack probe test): Use cbranchdi4.
8584 * config/alpha/predicates.md (alpha_cbranch_operator): New.
8586 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
8587 * config/arc/arc.h (movsicc, movsfcc): Use it.
8588 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
8589 (cbranchsi4, cstoresi4): New.
8590 (cmpsi, bCC and sCC expanders): Remove.
8592 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
8593 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
8594 * config/arm/predicates.md (arm_comparison_operator): Only include
8595 floating-point operators if there is a hardware floating-point unit.
8596 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
8597 deferring to cbranch_cc and cstore_cc respectively.
8598 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
8599 cbranch_cc, cstore_cc): New.
8600 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
8602 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
8604 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
8605 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
8607 (adjust_insn_length): Adjust calls.
8608 (avr_reorg): Handle (compare (foo) (const_int 0)).
8609 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
8610 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
8611 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
8612 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
8614 (cbranchqi4, cbranchhi4, cbranchsi4): New.
8615 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
8617 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
8618 (cbranchsi4, cstorebi4, cstoresi4): New.
8619 (movbisi): This insn is duplicate, split it to zero_extend.
8620 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
8621 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
8622 (bfin_optimize_loop): Use cbranch expander.
8623 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
8624 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
8625 (bfin_bimode_comparison_operator): ... this.
8626 (bfin_direct_comparison_operator): New.
8628 * config/cris/cris.c (cris_normal_notice_update_cc): Look
8629 inside (compare FOO (const_int 0)).
8630 (cris_rtx_costs): Handle ZERO_EXTRACT.
8631 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
8632 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
8633 (*tstdi_v32): Delete.
8634 (*cmpdi_non_v32): Add M alternative for operand 1.
8635 (cmpsi, cmp<mode>): Make private.
8636 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
8638 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
8640 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
8641 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
8642 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
8643 (cc_reg_operand): New.
8645 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
8646 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
8647 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
8648 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
8649 crx_expand_scond): Delete.
8651 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
8653 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
8654 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
8656 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
8657 cstoresi4, cstoresf4, cstoredf4): New.
8658 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
8659 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
8660 Receive the entire operands array.
8661 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
8662 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
8663 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
8664 Get test/op0/op1 from the operands array.
8665 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
8667 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
8668 (h8300_expand_store): New.
8669 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
8671 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
8672 (h8300_expand_store): New.
8673 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
8674 or do not try to produce (set (cc0) REG).
8675 (peepholes): Wrap arguments with COMPARE. Add a peephole to
8676 change a compare into a move to a scratch register. Disable some
8677 peepholes when comparing with zero.
8678 (tstsi, tsthi, tstsi, cmpqi): Make private.
8681 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
8684 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
8685 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
8686 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
8687 (ix86_emit_i387_log1p): Use cbranchxf2.
8688 (ix86_expand_setcc): Return void.
8689 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
8690 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
8691 cmp<MODEF>, cmpcc): Remove.
8692 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
8693 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
8694 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
8695 (sCC and bCC expanders): Remove.
8696 (stack_protect_test): Use cbranchcc4.
8698 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
8700 (ia64_expand_compare): Accept three rtx by reference and return void.
8701 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
8702 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
8703 from *expr. Update *expr with the BImode comparison to do.
8704 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
8705 cmptf, bCC, sCC, conditional_trap): Delete.
8706 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
8707 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
8708 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
8709 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
8710 * config/ia64/predicates.md (ia64_cbranch_operator): New.
8712 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
8713 type of last argument.
8714 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
8715 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
8716 use machine mode argument instead of branch_type. Remove dead
8717 code for floating-point comparisons.
8718 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
8719 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
8721 (cbranchsi4, cstoresi4): New.
8722 * config/iq2000/predicates.md (reg_or_const_operand): New.
8724 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
8725 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
8726 (b<code>_op): Rewrite to...
8727 (bcc_op): ... this, using match_operator.
8728 (s<code>_op): Rewrite to...
8729 (scc_op): ... this, using match_operator.
8730 (s<code>_24_op): Rewrite to...
8731 (scc_op_24): ... this, using match_operator.
8732 (s<code>_<mode>): Rewrite to...
8733 (cstore<mode>4): ... this, using match_operator.
8734 (s<code>_<mode>_24): Rewrite to...
8735 (cstore<mode>4_24): ... this, using match_operator.
8736 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
8737 m32c_unpend_compare, m32c_expand_scc): Delete.
8738 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
8739 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
8740 (m32c_expand_movcc): Change NE to EQ if necessary.
8741 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
8743 * config/m32r/m32r-protos.h (gen_cond_store): New.
8744 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
8745 (gen_cond_store): New, from sCC patterns.
8746 (m32r_expand_block_move): Use cbranchsi4.
8747 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
8748 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
8749 (cbranchsi4, cstoresi4): New.
8751 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
8753 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
8754 (m68hc11_notice_update_cc): Look into a compare with 0.
8755 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
8757 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
8758 cmphi, cmpqi, bCC): Delete.
8759 (cbranchsi4, cbranchhi4, cbranchqi4): New.
8760 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
8761 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
8764 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
8765 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
8766 * config/m68k/constraints.md (H): New.
8767 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
8768 the define_insn below.
8769 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
8770 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
8771 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
8772 patterns): Wrap RHS with COMPARE.
8773 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
8774 (*cmpdi_internal): Name this pattern.
8775 (cmpdi): Change to define_insn.
8776 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
8777 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
8778 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
8780 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
8781 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
8782 (conditional_trap): Change to...
8783 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
8784 (*conditional_trap): Use the ordered_comparison_operator and
8785 const1_operand predicates.
8786 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
8787 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
8788 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
8789 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
8791 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
8792 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
8793 (mcore_gen_compare): New.
8794 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
8795 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
8796 (mcore_gen_compare): ... this.
8797 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
8798 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
8799 (stack probe pattern): Use cbranchsi4.
8801 * config/mips/predicates.md (mips_cstore_operator): New.
8802 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
8803 * config/mips/mips.md (any_cond): Delete.
8804 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
8806 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
8807 fixuns_truncsfdi2): Use cbranch patterns.
8808 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
8809 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
8810 Adjust call to mips_expand_conditional_branch.
8811 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
8813 * config/mips/mips-protos.h (mips_expand_conditional_branch,
8814 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
8815 * config/mips/mips.c (cmp_operands): Delete.
8816 (mips_emit_compare): Get comparison operands from *op0/*op1.
8817 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
8818 that it succeeds. Use op0/op1 instead of cmp_operands.
8819 (mips_expand_conditional_branch, mips_expand_conditional_move,
8820 mips_expand_conditional_trap): Likewise.
8821 (mips_block_move_loop): Use cbranch patterns.
8822 * config/mips/mips.h (cmp_operands): Delete.
8824 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
8825 (mmix_gen_compare_reg): Just return a register in the right CC mode.
8826 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
8827 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
8828 (*cmpcc_folded): Rename to...
8829 (*cmpdi_folded): this.
8830 (*cmpcc): Rename to...
8832 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
8835 (cbranchdf4): New. Handle invalid comparisons here.
8836 * config/mmix/predicates.md (float_comparison_operator): New.
8838 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
8839 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
8840 * config/mn10300/mn10300.md (tst): Delete.
8841 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
8842 Name these patterns and wrap RHS in a compare.
8843 (*cmpsi): Make this pattern private. Include tst.
8844 (*cmpsf): Make this pattern private.
8845 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
8846 (compare with zero peepholes): Likewise.
8848 (cbranchsi4, cbranchsf4): New.
8849 (casesi): Use cbranchsi4.
8851 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
8852 hppa_branch_type): Delete.
8853 (return_addr_rtx): Use cbranchsi4.
8854 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
8855 Emit CCFPmode comparison here.
8856 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
8857 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
8858 hppa_branch_type): Delete.
8859 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
8860 (movsicc, movdicc): Remove references to hppa_compare_op0,
8861 hppa_compare_op1 and compare_from_rtx.
8862 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
8863 (casesi): Use cbranchsi4.
8865 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
8866 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
8867 * config/pdp11/pdp11.md (register_or_const0_operand): New.
8868 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
8869 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
8871 (cbranchdf4, cbranchhi4, cbranchqi4): New.
8872 (*branch, *branch_inverted): New.
8874 * config/picochip/picochip.md (cbranchhi4): Use
8875 ordered_comparison_operator.
8876 (cmphi, bCC): Remove.
8878 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
8879 (trap_comparison_operator): Delete.
8880 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
8881 rs6000_emit_cbranch): Accept mode and operands.
8882 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
8883 rs6000_compare_fp_p): Delete.
8884 (rs6000_generate_compare): Accept mode and comparison. Extract code
8885 and op0/op1 from there. Replace references to rs6000_compare_op0
8886 and rs6000_compare_op1.
8887 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
8888 extract result from passed operands.
8889 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
8890 extract loc from passed operands.
8891 (rs6000_emit_cmove): Likewise.
8892 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
8893 rs6000_compare_fp_p): Delete.
8894 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
8895 (cbranch<GPR>4, cbranch<FP>4): New.
8896 (cstore<mode>4): New. Consolidate here all choices about when to use
8897 portable or specialized sCC sequences.
8898 (stack_protect_test): Use cbranchsi4.
8899 (conditional_trap): Replace with ctrap<GPR>4.
8900 (conditional trap insn): Replace trap_comparison_operator with
8901 ordered_comparison_operator.
8903 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
8904 (s390_emit_prologue): Use ctrap.
8905 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
8906 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
8907 New predicates replacing...
8908 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
8909 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
8910 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
8911 (add<mode>cc): Do not use s390_compare_op0/op1.
8912 (s<code>): Change to...
8913 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
8915 (cstorecc4): ... this. Handle EQ or NE equally.
8916 (*sne): Un-privatize for use in cstorecc4.
8917 (b<code>): Change to...
8918 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
8919 (conditional_trap): Replace with...
8920 (ctrap<GPR>4, ctrap<FP>4): ... these.
8921 (stack_protect): Use cbranchcc4.
8923 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
8924 * config/score/score-protos.h (score_gen_cmp): Delete.
8925 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
8926 (score_block_move-loop): Use cbranchsi4.
8927 * config/score/score.md (cbranchsi4): New.
8928 (cmpsi, bCC): Delete.
8929 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
8930 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
8931 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
8932 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
8933 * config/score/score3.h (score3_gen_cmp): Delete.
8934 * config/score/score7.h (score7_gen_cmp): Delete.
8936 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
8937 (sh_emit_scc_to_t): ... this. Return void.
8938 (from_compare): Rename to...
8939 (sh_emit_compare_and_branch): ... this.
8940 (sh_emit_compare_and_set): New.
8941 (sh_expand_t_scc): Accept operands.
8942 * config/sh/predicates.md (sh_float_comparison_operator): New.
8943 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
8944 (prepare_scc_operands): Rename to...
8945 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
8947 (sh_emit_cheap_store_flag): New.
8948 (sh_emit_set_t_insn): New.
8949 (from_compare): Rename to...
8950 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
8951 handling of TARGET_SH2E floating point to avoid recursive call.
8952 Generate branch here.
8953 (sh_emit_compare_and_set): New.
8954 (sh_expand_t_scc): Get op0/op1 from arguments.
8955 (sh_emit_cheap_store_flag): New.
8956 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
8958 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
8959 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
8960 (movsicc, movdicc): Do nothing when it recreated operands from
8961 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
8962 prepare_scc_operands (now sh_emit_scc_to_t).
8963 (udivdi3): Use cstoresi4.
8964 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
8965 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
8966 (cbranchint4_media, cbranchfp4_media): New.
8967 (casesi): Use cbranchdi4.
8968 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
8970 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
8971 (movnegt): Remove second operand.
8972 (cbranchsf4, cbranchdf4): New.
8973 (stack_protect): Use cbranchdi4/cbranchsi4.
8975 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
8976 (gen_compare_reg): Accept comparison, extract part of it to...
8977 (gen_compare_reg_1): ... this.
8978 (gen_compare_operator): Delete.
8979 (gen_v9_scc): Accept separate destination, comparison code and arms.
8980 Do not use sparc_compare_op0/sparc_compare_op1.
8981 (emit_scc_insn, emit_conditional_branch_insn): New.
8982 (emit_v9_brxx): Make static. Remove useless assertion.
8983 (sparc_emit_float_lib_cmp): Return RTL instead of calling
8985 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
8986 * config/sparc/sparc-protos.h (gen_compare_reg,
8987 sparc_emit_float_lib_cmp): Adjust prototype.
8988 (emit_scc_insn, emit_conditional_branch_insn): New.
8989 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
8990 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
8991 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
8992 iterators to the top.
8993 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
8994 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
8995 snedi_special_trunc): Delete.
8996 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
8997 and snedi_special_trunc.
8998 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
8999 cbranchdi4, cbranch<F:mode>4): New.
9000 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
9001 here. Use gen_compare_reg instead of gen_compare_operator.
9002 (conditional_trap): Replace with...
9003 (ctrapsi4, ctrapdi4): ... this.
9004 (stack_protect_test): Use cbranchcc4.
9006 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
9008 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
9009 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
9010 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
9011 from operands[0] or operands[3] depending on is_set.
9012 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
9013 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
9014 cmpdf, bCC), sCC: Remove.
9015 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
9016 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
9018 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
9019 spu_emit_branch_or_set.
9021 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
9023 * config/stormy16/stormy16.h (xstormy16_compare_op0,
9024 xstormy16_compare_op1): Delete.
9025 * config/stormy16/stormy16.c (xstormy16_compare_op0,
9026 xstormy16_compare_op1): Delete.
9027 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
9029 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
9030 (cmphi, cmpsi, bCC): Remove.
9032 * config/v850/v850.md (tstsi, cmpsi): Fold into...
9033 (*cmpsi): ... this one.
9034 (cbranchsi4, cstoresi4): New.
9035 (bCC expanders): Delete.
9036 (sCC insns): Fold into...
9037 (*setcc): ... this one.
9038 (casesi): Do not use gen_cmpsi and gen_bgtu.
9039 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
9040 (movsicc): Simplify.
9041 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
9043 * config/vax/vax-protos.h (cond_name): New.
9044 (vax_output_conditional_branch): Remove.
9045 * config/vax/vax.c (cond_name): New.
9046 (vax_output_conditional_branch): Remove.
9047 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
9048 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
9049 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
9050 (bit<VAXint>): Wrap source with (compare).
9051 (b<code> and following unnamed pattern): Rename to *branch and
9052 *branch_reversed. Change macroization to match_operator.
9053 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
9055 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
9056 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
9057 Change last argument to machine_mode.
9058 (xtensa_expand_scc): Add machine_mode argument.
9059 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
9060 (gen_conditional_move, xtensa_expand_conditional_branch,
9061 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
9062 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
9063 Adjust operand numbers.
9064 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
9066 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
9067 (cmpsi, cmpsf, b<code>, s<code>): Delete.
9068 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
9070 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9072 * optabs.c (prepare_cmp_insn): Temporarily disable test that
9073 causes spurious differences between trunk and cond-optab branch.
9075 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
9078 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
9080 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
9082 * tree.c (iterative_hash_pointer): Delete.
9083 (iterative_hash_expr): Short-circuit handling of NULL pointer.
9084 Hash UIDs and versions of SSA names. Don't special-case built-in
9085 function declarations.
9087 2009-05-11 Ian Lance Taylor <iant@google.com>
9090 * graphite.c: Force -Wc++-compat to only be a warning before
9091 #including "cloog/cloog.h".
9093 2009-05-11 Martin Jambor <mjambor@suse.cz>
9095 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
9097 2009-05-11 Jan Hubicka <jh@suse.cz>
9099 * tree-ssa-loop-ivcanon.c: Include target.h
9100 (struct loop_size): new structure.
9101 (constant_after_peeling): New predicate.
9102 (tree_estimate_loop_size): New function.
9103 (estimated_unrolled_size): Rewrite for new estimates.
9104 (try_unroll_loop_completely): Use new estimates.
9105 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
9107 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
9109 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
9110 libcpp interface change.
9111 (spu_macro_to_expand): Likewise.
9113 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
9115 PR tree-optimization/40026
9116 * gimplify.c (gimplify_init_constructor): Change initial conditional
9117 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
9118 optimize_compound_literals_in_ctor.
9120 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
9122 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
9124 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
9126 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
9128 * tree-vect-data-refs.c (vect_analyze_group_access): Use
9129 HOST_WIDE_INT for gap.
9131 2009-05-11 Ira Rosen <irar@il.ibm.com>
9133 PR tree-optimization/40074
9134 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
9135 account in group size and step comparison.
9137 2009-05-11 Richard Guenther <rguenther@suse.de>
9139 * passes.c (init_optimization_passes): Strip now incorrect comment.
9140 (execute_function_todo): Do not set PROP_alias.
9141 * tree-pass.h (PROP_alias): Remove.
9142 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
9143 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
9144 * tree-nrv.c (pass_return_slot): Likewise.
9145 * tree-object-size.c (pass_object_sizes): Likewise.
9146 * tree-ssa-dom.c (pass_dominator): Likewise.
9147 (pass_phi_only_cprop): Likewise.
9148 * tree-ssa-dse.c (pass_dse): Likewise.
9149 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
9150 (pass_cselim): Likewise.
9151 * tree-ssa-pre.c (pass_pre): Likewise.
9152 (pass_fre): Likewise.
9153 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
9154 * tree-ssa-sink.c (pass_sink_code): Likewise.
9155 * tree-stdarg.c (pass_stdarg): Likewise.
9156 * tree-tailcall.c (pass_tail_calls): Likewise.
9157 * tree-vrp.c (pass_vrp): Likewise.
9159 2009-05-10 Ian Lance Taylor <iant@google.com>
9161 * basic-block.h (enum profile_status): Break out of struct
9163 * cgraph.h (struct inline_summary): Break out of struct
9165 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
9166 of struct cgraph_order_sort.
9167 * combine.c (enum undo_kind): New enum, broken out of struct undo.
9168 * cse.c (struct branch_path): Break out of struct
9169 cse_basic_block_data.
9170 * except.h (enum eh_region_type): Break out of struct eh_region.
9171 * gcc.c (enum add_del): Break out of struct modify_target.
9172 * genrecog.c (enum decision_type): Break out of struct decision_test.
9173 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
9175 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
9176 * regmove.c (enum match_use): New enum, broken out of struct match.
9177 * sched-int.h (enum post_call_group): New enum, broken out of
9179 (struct deps_reg): Break out of struct deps.
9180 * target.h (struct asm_int_op): Break out of struct gcc_target.
9181 * tree-eh.c (struct goto_queue_node): Break out of struct
9183 * tree-inline.h (enum copy_body_cge_which): Break out of
9185 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
9187 * c-decl.c (in_struct, struct_types): New static variables.
9188 (pushtag): Add loc parameter. Change all callers.
9189 (lookup_tag): Add ploc parameter. Change all callers.
9190 (check_compound_literal_type): New function.
9191 (parser_xref_tag): Add loc parameter. Change all callers. If
9192 -Wc++-compat, warn about struct/union/enum types defined within a
9194 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
9195 and loc parameters. Change all callers. Change error calls to
9196 error_at, using loc. For a redefinition, if the location of the
9197 original definition is known, report it. Set in_struct and
9198 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
9199 (finish_struct): Add new parameters enclosing_in_struct and
9200 enclosing_struct_types. Change all callers. Set
9201 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
9202 in the struct. If in a struct, add this struct to struct_types.
9203 (start_enum): Add loc parameter. Change all callers. Use
9204 error_at for errors, using loc. For a redefinition, if the
9205 location of the original definition is known, report it. If in a
9206 struct, add this enum type to struct_types. If -Wc++-compat warn
9207 if in sizeof, typeof, or alignof.
9208 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
9209 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
9210 (c_parser_enum_specifier): Get enum location for start_enum.
9211 (c_parser_struct_or_union_specifier): Get struct location for
9212 start_struct. Save in_struct and struct_types status between
9213 start_struct and finish_struct.
9214 (c_parser_cast_expression): Get location of cast.
9215 (c_parser_alignof_expression): Get location of type.
9216 (c_parser_postfix_expression): Likewise.
9217 (c_parser_postfix_expression_after_paren_type): Add type_loc
9218 parameter. Change all callers. Call check_compound_literal_type.
9219 Use type_loc for error about variable size type.
9220 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
9221 of an enum constant from an enum type defined in a struct or union.
9222 (c_cast_expr): Add loc parameter. Change all callers. If
9223 -Wc++-compat, warn about defining a type in a cast.
9224 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
9225 (start_enum, start_struct, finish_struct): Update declarations.
9226 (parser_xref_tag, c_cast_expr): Update declarations.
9227 (check_compound_literal_type): Declare.
9229 2009-05-11 Ben Elliston <bje@au.ibm.com>
9231 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
9232 for recent libcpp interface change.
9233 (rs6000_macro_to_expand): Likewise.
9235 2009-05-10 Michael Matz <matz@suse.de>
9238 * config/arm/arm.c (require_pic_register): Emit on entry edge,
9239 not at entry of function.
9241 2009-05-10 Richard Guenther <rguenther@suse.de>
9243 PR tree-optimization/40081
9245 * tree-sra.c (instantiate_element): Instantiate scalar replacements
9246 using the main variant of the element type. Do not fiddle with
9247 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
9249 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
9250 structs with volatile fields.
9252 2009-05-10 Jan Hubicka <jh@suse.cz>
9254 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
9255 (estimate_move_cost): Assert that it does not get called for
9257 (estimate_num_insns): Skip VOID types in argument handling.
9258 (optimize_inline_calls): Delete unreachable blocks and verify that
9261 2009-05-10 Jan Hubicka <jh@suse.cz>
9263 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
9264 * cgraph.c (cgraph_mark_address_taken_node): New function.
9265 (dump_cgraph_node): Dump new flag.
9266 * cgraph.h (struct cgraph_node): Add address_taken.
9267 (cgraph_mark_address_taken_node): New function.
9268 * ipa.c (cgraph_postorder): Prioritize functions with address taken
9269 since new direct calls can be born.
9271 2009-05-10 Joseph Myers <joseph@codesourcery.com>
9273 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
9276 2009-05-10 Jan Hubicka <jh@suse.cz>
9279 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
9281 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
9282 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
9283 * tree-inline.c (copy_bb): Set frequency correctly.
9284 (fold_marked_statements): Update call to
9285 cgraph_update_edges_for_call_stmt.
9287 2009-05-10 Joseph Myers <joseph@codesourcery.com>
9289 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
9290 identifiers in diagnostics.
9291 * config/arm/arm.c (arm_handle_fndecl_attribute,
9292 arm_handle_isr_attribute): Likewise.
9293 * config/avr/avr.c (avr_handle_progmem_attribute,
9294 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
9295 * config/bfin/bfin.c (handle_int_attribute,
9296 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
9297 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
9298 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
9300 * config/darwin.c (darwin_handle_kext_attribute,
9301 darwin_handle_weak_import_attribute): Likewise.
9302 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
9303 h8300_handle_eightbit_data_attribute,
9304 h8300_handle_tiny_data_attribute): Likewise.
9305 * config/i386/i386.c (ix86_handle_cconv_attribute,
9306 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
9307 * config/i386/winnt.c (ix86_handle_shared_attribute,
9308 ix86_handle_selectany_attribute): Likewise.
9309 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
9310 * config/m32c/m32c.c (function_vector_handler): Likewise.
9311 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
9312 m68hc11_handle_fntype_attribute): Likewise.
9313 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
9314 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
9315 * config/mips/mips.c (mips_insert_attributes,
9316 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
9317 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
9318 rs6000_handle_struct_attribute): Likewise.
9319 * config/sh/sh.c (sh_insert_attributes,
9320 sh_handle_resbank_handler_attribute,
9321 sh_handle_interrupt_handler_attribute,
9322 sh2a_handle_function_vector_handler_attribute,
9323 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
9325 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
9326 * config/spu/spu.c (spu_handle_fndecl_attribute,
9327 spu_handle_vector_attribute): Likewise.
9328 * config/stormy16/stormy16.c
9329 (xstormy16_handle_interrupt_attribute): Likewise.
9330 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
9331 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
9333 2009-05-10 Joseph Myers <joseph@codesourcery.com>
9335 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
9336 (pp_translate_identifiers): New.
9337 (pp_identifier): Only conditionally translate identifier to locale
9339 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
9340 (pp_base_tree_identifier): Only conditionally translate identifier
9341 to locale character set.
9342 * c-pretty-print.c (M_): Define.
9343 (pp_c_type_specifier, pp_c_primary_expression): Mark English
9344 fragments for conditional translation with M_.
9345 * tree-pretty-print.c (maybe_init_pretty_print): Disable
9346 identifier translation.
9348 2009-05-10 Richard Guenther <rguenther@suse.de>
9350 PR tree-optimization/40081
9351 * tree-sra.c (instantiate_element): Instantiate scalar replacements
9352 using the main variant of the element type. Do not fiddle with
9353 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
9355 2009-05-09 Jan Hubicka <jh@suse.cz>
9358 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
9359 indirect calls; verify cgraph afterwards.
9361 2009-05-09 Jan Hubicka <jh@suse.cz>
9364 * ipa.c (update_inlined_to_pointer): New function.
9365 (cgraph_remove_unreachable_nodes): Use it.
9367 2009-05-09 Jan Hubicka <jh@suse.cz>
9369 * tree-eh.c (struct leh_state): Remove prev_try.
9370 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
9372 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
9373 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
9374 remove_eh_handler_and_replace, foreach_reachable_handler,
9375 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
9376 * except.h (struct eh_region): Remove eh_region_u_cleanup.
9377 (gen_eh_region_cleanup): Update prototype.
9379 2009-05-09 Jan Hubicka <jh@suse.cz>
9382 * except.c (copy_eh_region): Always set prev_try.
9383 (redirect_eh_edge_to_label): Find outer try.
9384 (foreach_reachable_handler): When looking for prev try
9385 handle case where previous try is not going to be taken.
9387 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
9389 PR tree-optimization/40049
9390 * tree-vect-stmts.c (vectorizable_operation): If the machine has
9391 only vector/vector shifts, convert the type of the constant to the
9392 appropriate type to avoid building incorrect trees, which
9393 eventually have problems with garbage collection.
9395 2009-05-08 Joseph Myers <joseph@codesourcery.com>
9397 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
9398 -1 for complex floating-point types if honoring signed zeros.
9400 2009-05-08 Jan Hubicka <jh@suse.cz>
9402 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
9403 argument; handle correctly when profile is absent.
9404 (build_cgraph_edges): Update.
9405 (rebuild_cgraph_edges): Update.
9406 * cgraph.c: Do not include varray.h.
9407 (cgraph_set_call_stmt_including_clones): New function.
9408 (cgraph_create_edge_including_clones): Likewise
9409 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
9410 (cgraph_update_edges_for_call_stmt): Handle clones.
9411 (cgraph_remove_node): Handle clone tree.
9412 (cgraph_remove_node_and_inline_clones): New function.
9413 (dump_cgraph_node): Dump clone tree.
9414 (cgraph_clone_node): Handle clone tree.
9415 (clone_function_name): Bring here from tree-inline.c.
9416 (cgraph_create_virtual_clone): New function.
9417 * cgraph.h (ipa_replace_map): Move here from ipa.h.
9418 (cgraph_clone_info): New function.
9419 (strut cgraph_node): Add clone_info and new clone tree pointers.
9420 (cgraph_remove_node_and_inline_clones,
9421 cgraph_set_call_stmt_including_clones,
9422 cgraph_create_edge_including_clones,
9423 cgraph_create_virtual_clone): Declare.
9424 (cgraph_function_versioning): Use VEC argument.
9425 (compute_call_stmt_bb_frequency): Update prototype.
9426 (cgraph_materialize_all_clones): New function.
9427 * ipa-cp.c (ipcp_update_cloned_node): Remove.
9428 (ipcp_create_replace_map): Update to VECtors.
9429 (ipcp_update_callgraph): Use virtual clones.
9430 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
9431 (ipcp_update_profiling): Do not update local profiling.
9432 (ipcp_insert_stage): Use VECtors and virtual clones.
9433 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
9434 (clone_of_p): New function.
9435 (cgraph_preserve_function_body_p): Use clone tree.
9436 (cgraph_optimize): Materialize clones.
9437 (cgraph_function_versioning): Update for VECtors.
9438 (save_inline_function_body): Use clone tree.
9439 (cgraph_materialize_clone): New function.
9440 (cgraph_materialize_all_clones): Likewise.
9441 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
9442 * ipa.c: Include gimple.h.
9443 (cgraph_remove_unreachable_nodes): Use clone tree.
9444 * ipa-prop.c (ipa_note_param_call): Update call to
9445 compute_call_stmt_bb_frequencycall.
9446 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
9447 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
9448 (copy_bb): Handle updating of clone tree; add new edge when new call
9450 (expand_call_inline): Be strict about every call having edge.
9451 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
9452 (delete_unreachable_blocks_update_callgraph): New function.
9453 (tree_function_versioning): Use VECtors; always remove unreachable
9454 blocks and fold conditionals.
9455 * tree-inline.h: Do not include varray.h.
9456 (tree_function_versioning): Remove.
9457 * Makefile.in (GTFILES): Remove tree-inline.c
9458 * passes.c (do_per_function): Do only functions having body.
9459 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
9462 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
9463 Andrew Morrow <acm@google.com>
9466 * c-common.c (c_common_attribute_table): Permit deprecated
9467 attribute to take an optional argument.
9468 (handle_deprecated_attribute): If the optional argument to
9469 __attribute__((deprecated)) is not a string ignore the attribute
9472 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
9473 * c-typeck.c (build_component_ref): Likewise.
9474 (build_external_ref): Likewise.
9476 * toplev.c (warn_deprecated_use): Add an attribute argument.
9477 Emit the message associated with __attribute__((deprecated)).
9479 * toplev.h (warn_deprecated_use): Updated.
9481 * doc/extend.texi: Document new optional parameter to
9482 __attribute__((deprecated))
9484 2009-05-08 Michael Eager <eager@eagercon.com>
9486 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
9487 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
9489 2009-05-08 Richard Guenther <rguenther@suse.de>
9491 PR tree-optimization/40062
9492 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
9493 Avoid exponential behavior.
9495 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
9497 PR rtl-optimization/33928
9499 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
9500 process_uses, build_single_def_use_links): New.
9501 (update_df): Update use_def_ref.
9502 (forward_propagate_into): Use get_def_for_use instead of use-def
9504 (fwprop_init): Call build_single_def_use_links and let it initialize
9506 (fwprop_done): Free use_def_ref.
9507 (fwprop_addr): Eliminate duplicate call to df_set_flags.
9508 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
9509 df_rd_simulate_one_insn): New.
9510 (df_rd_bb_local_compute_process_def): Update head comment.
9511 (df_chain_create_bb): Use the new RD simulation functions.
9512 * df.h (df_rd_simulate_artificial_defs_at_top,
9513 df_rd_simulate_one_insn): New.
9514 * opts.c (decode_options): Enable fwprop at -O1.
9515 * doc/invoke.texi (-fforward-propagate): Document this.
9517 2009-05-08 Joseph Myers <joseph@codesourcery.com>
9520 * c-typeck.c (build_binary_op): Handle arithmetic between one real
9521 and one complex operand specially.
9522 * tree-complex.c (some_nonzerop): Do not identify a real value as
9523 zero if flag_signed_zeros.
9525 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
9527 PR rtl-optimization/33928
9528 * loop-invariant.c (record_use): Fix && vs. || mishap.
9530 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
9532 PR rtl-optimization/33928
9533 * loop-invariant.c (struct use): Add addr_use_p.
9534 (struct def): Add n_addr_uses.
9535 (struct invariant): Add cheap_address.
9536 (create_new_invariant): Set cheap_address.
9537 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
9538 (record_uses): Pass df_ref to record_use.
9539 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
9542 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
9544 * config/sh/sh.c: Do not include c-pragma.h.
9546 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
9548 * config/spu/spu.c: Remove include of c-common.h.
9550 2009-05-07 Janis Johnson <janis187@us.ibm.com>
9553 * c-common.h (mark_valid_location_for_stdc_pragma,
9554 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
9555 clear_float_const_decimal64, float_const_decimal64_p): New.
9556 * c.opt (Wunsuffixed-float-constants): New.
9557 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
9558 unsuffixed float constant, handle new warning.
9559 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
9560 * c-decl.c (c_scope): New flag float_const_decimal64.
9561 (set_float_const_decimal64, clear_float_const_decimal64,
9562 float_const_decimal64_p): New.
9563 (push_scope): Set new flag.
9564 * c-parser.c (c_parser_translation_unit): Mark when it's valid
9565 to use STDC pragmas.
9566 (c_parser_external_declaration): Ditto.
9567 (c_parser_compound_statement_nostart): Ditto.
9568 * c-pragma.c (valid_location_for_stdc_pragma,
9569 mark_valid_location_for_stdc_pragma,
9570 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
9571 handle_pragma_float_const_decimal64): New.
9572 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
9573 * cp/semantics.c (valid_location_for_stdc_pragma_p,
9574 set_float_const_decimal64, clear_float_const_decimal64,
9575 float_const_decimal64_p): New dummy functions.
9576 * doc/extend.texi (Decimal Float): Remove statement that the
9577 pragma, and suffix for double constants, are not supported.
9578 * doc/invoke.texi (Warning Options): List new option.
9579 (-Wunsuffixed-float-constants): New.
9581 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
9583 * config/i386/i386.c: Do not include c-common.h.
9585 2009-05-07 Mark Heffernan <meheff@google.com>
9587 * doc/invoke.texi (Debugging Options): Document change of debugging
9589 * opts.c (decode_options): Make dump_base_name relative to
9590 aux_base_name directory.
9592 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
9594 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
9595 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
9597 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
9599 * Makefile.in (install-plugin): Simplify a bit.
9601 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
9603 * Makefile.in (OBJS-common): Add regcprop.o.
9605 * timevar.def (TV_CPROP_REGISTERS): New.
9606 * regrename.c (regrename_optimize): Return 0.
9607 (rest_of_handle_regrename): Delete.
9608 (pass_rename_registers): Point to regrename_optimize.
9609 (struct value_data_entry, struct value_data,
9610 kill_value_one_regno, kill_value_regno, kill_value,
9611 set_value_regno, init_value_data, kill_clobbered_value,
9612 kill_set_value, kill_autoinc_value, copy_value,
9613 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
9614 replace_oldest_value_reg, replace_oldest_value_addr,
9615 replace_oldest_value_mem, copyprop_hardreg_forward_1,
9616 debug_value_data, validate_value_data): Move...
9617 * regcprop.c: ... here.
9618 (rest_of_handle_cprop): Delete.
9619 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
9621 2009-05-07 Jakub Jelinek <jakub@redhat.com>
9624 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
9625 GEN_INT for 1 << bitnum.
9626 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
9629 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
9631 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
9632 Remove wrong description of "nand" operation.
9634 2009-05-06 Richard Guenther <rguenther@suse.de>
9635 Adam Nemet <anemet@caviumnetworks.com>
9637 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
9638 comment. Add that if LHS is not a gimple register, then RHS1 has
9639 to be a single object (GIMPLE_SINGLE_RHS).
9641 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
9643 * expr.c (get_def_for_expr): Move it up in the file.
9644 (store_field): When expanding a bit-field store, look at the
9645 defining gimple stmt for the masking conversion.
9647 2009-05-06 Janis Johnson <janis187@us.ibm.com>
9650 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
9651 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
9652 32-bit memcpy into long.
9654 2009-05-06 Jakub Jelinek <jakub@redhat.com>
9656 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
9657 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
9659 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
9660 instead of appending DW_OP_deref*.
9662 2009-05-06 Michael Matz <matz@suse.de>
9665 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
9666 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
9668 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
9670 * Makefile.in (install-plugin): Fix srcdir handling.
9672 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
9674 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
9675 when processing for not_regs_needed bitmap.
9676 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
9677 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
9678 handling it for rhs.
9680 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
9682 * config/i386/i386.md (unnamed inc/dec peephole): Use
9683 optimize_insn_for_size_p instead of optimize_size.
9684 * config/i386/predicates.md (incdec_operand): Likewise.
9685 (aligned_operand): Likewise.
9686 * config/i386/sse.md (divv8sf3): Likewise.
9687 (sqrtv8sf2): Likewise.
9689 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
9691 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
9693 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
9695 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
9697 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
9698 ssemodesuffixf2c with avxmodesuffixf2c.
9700 2009-05-06 Joseph Myers <joseph@codesourcery.com>
9703 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
9705 2009-05-05 Jakub Jelinek <jakub@redhat.com>
9707 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
9708 (struct tree_base): Adjust spacing for 8 bit boundaries.
9709 (struct tree_decl_common): Add decl_by_reference_flag bit.
9710 (DECL_BY_REFERENCE): Adjust.
9711 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
9712 print DECL_BY_REFERENCE bit.
9713 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
9714 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
9715 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
9716 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
9720 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
9721 range of the type, but default label is missing, add it with one
9722 of the existing labels instead of adding a new label for it.
9724 2009-05-05 Joseph Myers <joseph@codesourcery.com>
9728 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
9730 * Makefile.in (enable_plugin, plugin_includedir): New.
9731 (install): Depend on install-plugin.
9732 (PLUGIN_HEADERS): New.
9733 (install-plugin): New.
9734 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
9736 2009-05-05 Richard Guenther <rguenther@suse.de>
9738 PR tree-optimization/40022
9739 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
9741 (phivn_valid_p): Fix tuplification error, simplify.
9742 (phiprop_insert_phi): Add dumps.
9743 (propagate_with_phi): Simplify.
9745 2009-05-05 Richard Guenther <rguenther@suse.de>
9748 * builtins.c (gimplify_va_arg_expr): Properly build the address.
9750 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
9752 * tree.h (strip_float_extensions): Remove duplicate declaration.
9753 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
9754 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
9755 block_ultimate_origin): Rearrange the declarations line to match the
9756 comment that indicates the .c file which the functions are defined.
9757 (dwarf2out_*, set_decl_rtl): Add comment.
9758 (get_base_address): Adjust comment.
9759 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
9760 declarations line and add comment.
9761 (is_builtin_name): Add blank after function name, for clarity.
9763 2009-05-04 Joseph Myers <joseph@codesourcery.com>
9765 * attribs.c (decl_attributes): Use %qE for identifiers in
9767 * cgraphunit.c (verify_cgraph_node): Translate function names to
9768 locale character set in diagnostics.
9769 * coverage.c (get_coverage_counts): Use %qE for identifiers in
9771 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
9772 Document that functions are named in UTF-8.
9773 * expr.c (expand_expr_real_1): Translate function names to locale
9774 character set in diagnostics.
9775 * gimplify.c (omp_notice_variable, omp_is_private,
9776 gimplify_scan_omp_clauses): Use %qE for identifiers in
9778 * langhooks.c (lhd_print_error_function): Translate function names
9779 to locale character set.
9780 * langhooks.h (decl_printable_name): Document that return value is
9781 in internal character set.
9782 * stmt.c: Include pretty-print.h
9783 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
9785 (resolve_operand_name_1): Translate named operand name to locale
9787 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
9789 * toplev.c (announce_function): Translate function names to locale
9791 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
9792 (default_tree_printer): Use pp_identifier or translate identifiers
9793 to locale character set. Mark "<anonymous>" for translation.
9794 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
9795 for identifiers in diagnostics.
9796 * tree.c (handle_dll_attribute): Use %qE for identifiers in
9798 * varasm.c (output_constructor): Use %qE for identifiers in
9801 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
9803 * configure.ac: use ` ` instead of $()
9804 * configure: Regenerate.
9806 2009-05-05 Ben Elliston <bje@au.ibm.com>
9808 * config/pa/linux-atomic.c: Eliminate conditional include of
9809 errno.h on non-LP64 systems to simplify build requirements.
9811 2009-05-04 Joseph Myers <joseph@codesourcery.com>
9813 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
9815 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
9816 and pass value to identifier_to_locale.
9817 (warn_variable_length_array): Make name a tree.
9818 (grokdeclarator): Separate diagnostic texts for named and unnamed
9819 declarators. Use %qE for named declarators.
9820 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
9822 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
9823 identifiers in diagnostics.
9824 * c-typeck.c (push_member_name, start_init): Pass identifiers to
9825 identifier_to_locale. Mark "anonymous" strings for translation.
9827 2009-05-04 Michael Eager <eager@eagercon.com>
9829 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
9830 address for DImode/DFmode only if double-precision FP regs.
9832 2009-05-04 Michael Eager <eager@eagercon.com>
9834 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
9835 TARGET_SINGLE_FLOAT check.
9837 2009-05-04 Michael Eager <eager@eagercon.com>
9839 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
9841 2009-05-04 Michael Eager <eager@eagercon.com>
9843 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
9844 * config/rs6000/t-xilinx: New
9846 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
9848 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
9849 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
9850 * gcc/explow.c (memory_address): Use target hook.
9851 * gcc/targhooks.c (default_legitimize_address): New.
9852 * gcc/targhooks.h (default_legitimize_address): New.
9853 * gcc/target.h (legitimize_address): New.
9854 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
9855 (TARGET_INITIALIZER): Include it.
9856 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
9858 * config/bfin/bfin-protos.h (legitimize_address): Remove.
9859 * config/bfin/bfin.c (legitimize_address): Remove.
9860 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
9861 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
9863 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
9864 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
9866 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
9867 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
9868 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
9869 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
9870 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
9871 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
9872 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
9873 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
9874 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
9875 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
9876 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
9877 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
9878 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
9879 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
9880 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
9881 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
9882 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
9883 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
9884 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
9885 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
9886 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
9887 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
9888 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
9890 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
9891 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
9892 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
9893 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
9894 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
9895 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
9896 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
9897 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
9898 (thumb_legitimize_address): Delete.
9899 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
9900 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
9901 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
9902 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
9903 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
9904 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
9906 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
9909 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
9910 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
9911 * config/m32r/m32r.c (m32r_legitimize_address): New.
9912 * config/m68k/m68k.c (m68k_legitimize_address): New.
9913 * config/score/score.c (score_legitimize_address): Standardize.
9914 * config/score/score3.c (score3_legitimize_address): Standardize.
9915 * config/score/score3.h (score3_legitimize_address): Adjust.
9916 * config/score/score7.c (score7_legitimize_address): Standardize.
9917 * config/score/score7.h (score7_legitimize_address): Adjust.
9918 * config/sh/sh.c (sh_legitimize_address): New.
9919 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
9921 * gcc/config/s390/s390.c (legitimize_address): Rename to...
9922 (s390_legitimize_address): ... this.
9923 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
9924 (sparc_legitimize_address): ... this.
9925 * gcc/config/i386/i386.c (legitimize_address): Rename to...
9926 (ix86_legitimize_address): ... this.
9927 * gcc/config/avr/avr.c (legitimize_address): Rename to...
9928 (avr_legitimize_address): ... this.
9929 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
9930 (mn10300_legitimize_address): ... this.
9931 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
9932 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
9933 (alpha_expand_mov): Adjust call.
9935 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
9936 * config/spu/spu.c (spu_legitimize_address): Likewise.
9937 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
9938 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
9940 2009-05-04 Joseph Myers <joseph@codesourcery.com>
9942 * intl.c (locale_encoding, locale_utf8): New.
9943 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
9944 * intl.h (locale_encoding, locale_utf8): Declare.
9945 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
9946 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
9948 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
9950 (pp_tree_identifier): Define to call pp_base_tree_identifier.
9951 (pp_base_tree_identifier): Declare as function.
9952 (identifier_to_locale): Declare.
9953 * Makefile.in (pretty-print.o): Update dependencies.
9954 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
9956 2009-05-04 Richard Guenther <rguenther@suse.de>
9959 * builtins.c (fold_builtin_memory_op): Do not decay to element
9960 type if the size matches the whole array.
9962 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
9964 * expmed.c (synth_mult): When trying out a shift, pass the result
9967 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
9969 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
9970 (shiftsub1_cost): New.
9971 (init_expmed): Compute shiftsub1_cost.
9972 (synth_mult): Optimize multiplications by constants of the form
9973 -(2^^m-1) for some constant positive integer m.
9975 2009-05-03 Richard Guenther <rguenther@suse.de>
9978 * c-typeck.c (array_to_pointer_conversion): Do not built
9979 ADDR_EXPRs of arrays of pointer-to-element type.
9980 * c-gimplify.c (c_gimplify_expr): Revert change fixing
9981 up wrong ADDR_EXPRs after-the-fact.
9982 * c-common.c (strict_aliasing_warning): Strip pointer
9983 conversions for obtaining the original type.
9984 * builtins.c (fold_builtin_memset): Handle array types.
9985 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
9988 2009-05-03 Richard Guenther <rguenther@suse.de>
9991 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
9992 Do not lose casts from array types with unknown extent to array
9993 types with known extent.
9994 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
9995 alias set compatibility.
9997 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
9999 * flags.h (extra_warnings): Delete.
10000 * toplev.c (process_options): Handle Wuninitialized here.
10001 * opts.c (extra_warnings): Delete.
10002 (set_Wextra): Delete.
10003 (common_handle_option): -Wextra can be handled automatically.
10004 * c-opts.c (c_common_handle_option): Delete obsolete code.
10005 (c_common_post_options): Simplify comment.
10006 * common.opt (W): Add Var.
10008 (Wuninitialized): Initialize to -1.
10010 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
10011 Richard Guenther <rguenther@suse.de>
10013 * expr.c (get_def_for_expr): New function.
10014 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
10015 SSA rather than trees.
10016 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
10017 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
10019 2009-05-03 Joseph Myers <joseph@codesourcery.com>
10021 * c-common.c (reswords): Add _Imaginary.
10022 * c-common.c (enum rid): Add RID_IMAGINARY.
10024 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
10026 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
10027 Patch by Richard Guenther.
10029 2009-05-03 Anatoly Sokolov <aesok@post.ru>
10031 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
10032 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
10033 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
10034 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
10035 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
10036 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
10037 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
10038 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
10039 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
10040 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
10041 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
10042 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
10043 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
10044 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
10045 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
10046 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
10047 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
10048 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
10050 2009-05-02 Richard Guenther <rguenther@suse.de>
10052 PR tree-optimization/39940
10053 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
10056 2009-05-02 Richard Guenther <rguenther@suse.de>
10058 PR middle-end/40001
10059 * tree-ssa.c (execute_update_addresses_taken): Properly check
10060 if we can mark a variable DECL_GIMPLE_REG_P.
10061 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
10062 back to the end of the function.
10063 (is_gimple_reg_type): Remove complex type special casing.
10064 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
10067 2009-05-02 Ben Elliston <bje@au.ibm.com>
10069 * doc/collect2.texi (Collect2): Document search path behaviour
10070 when configured with --with-ld.
10072 2009-05-02 Jan Hubicka <jh@suse.cz>
10074 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
10075 parameter; update callers.
10076 (coalesce_cost_edge): EH edges are costier because they needs
10077 splitting even if not critical and even more costier when there are
10078 multiple EH predecestors.
10080 2009-05-02 Jan Hubicka <jh@suse.cz>
10082 * except.c (remove_eh_handler_and_replace): Handle updating after
10083 removing TRY blocks.
10085 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
10087 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
10089 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
10091 * varasm.c: Do not include c-pragma.h.
10092 * attribs.c: Do not incude c-common.h.
10094 2009-05-01 Michael Matz <matz@suse.de>
10096 * calls.c (initialize_argument_information): Handle SSA names like
10097 decls with a non MEM_P DECL_RTL.
10099 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
10101 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
10102 * ipa-utils.c: Likewise.
10103 * ipa-type-escape.c: Likewise.
10104 * cgraphunit.c Do not include c-common.h.
10105 * ipa-pure-const.c: Likewise.
10106 * tree-if-conv.c: Likewise.
10107 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
10108 * ipa-struct-reorg.c: Likewise.
10109 * tree-nomudflap.c: Likewise.
10110 * tree-ssa-structalias.c: Likewise.
10112 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
10114 * store-motion.c: Many cleanups to make this pass a first-class
10115 citizen instead of an appendix to gcse load motion. Add TODO list
10116 to make this pass faster/cleaner/better.
10118 (struct ls_expr): Post gcse.c-split cleanups.
10119 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
10120 "stores" field to "avail_stores".
10121 (pre_ldst_mems): Rename to store_motion_mems.
10122 (pre_ldst_table): Rename to store_motion_mems_table.
10123 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
10124 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
10125 (ldst_entry): Rename to st_expr_entry, update users.
10126 (free_ldst_entry): Rename to free_st_expr_entry, update users.
10127 (free_ldst_mems): Rename to free_store_motion_mems, update users.
10128 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
10130 (first_ls_expr): Rename to first_st_expr, update users.
10131 (next_ls_expr): Rename to next_st_expr, update users.
10132 (print_ldst_list): Rename to print_store_motion_mems. Print names of
10133 fields properly for store motion instead of names inherited from load
10135 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
10136 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
10139 (ae_kill): Rename to st_kill, update users.
10140 (ae_gen): Rename to st_avloc, update users.
10141 (transp): Rename to st_transp, update users.
10142 (pre_insert_map): Rename to st_insert_map, update users.
10143 (pre_delete_map): Rename to st_delete_map, update users.
10144 (insert_store, build_store_vectors, free_store_memory,
10145 one_store_motion_pass): Update for abovementioned changes.
10147 (gcse_subst_count, gcse_create_count): Remove.
10148 (one_store_motion_pass): New statistics counters "n_stores_deleted"
10149 and "n_stores_created", local variables.
10151 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
10154 (regvec, compute_store_table_current_insn): Remove.
10155 (reg_set_info, reg_clear_last_set): Remove.
10156 (compute_store_table): Use DF caches instead of local dataflow
10159 2009-05-01 Joseph Myers <joseph@codesourcery.com>
10161 * c-objc-common.c (c_tree_printer): Print identifiers with
10162 pp_identifier, not pp_string. Mark "({anonymous})" for
10164 * c-pretty-print.c (pp_c_ws_string): New.
10165 (pp_c_cv_qualifier, pp_c_type_specifier,
10166 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
10167 pp_c_storage_class_specifier, pp_c_function_specifier,
10168 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
10169 pp_c_primary_expression, pp_c_postfix_expression,
10170 pp_c_unary_expression, pp_c_shift_expression,
10171 pp_c_relational_expression, pp_c_equality_expression,
10172 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
10173 use pp_string and pp_c_ws_string in place of pp_identifier and
10174 pp_c_identifier for non-identifiers. Mark English strings for
10176 * c-pretty-print.h (pp_c_ws_string): Declare.
10178 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
10179 Roland McGrath <roland@redhat.com>
10181 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
10182 (ENABLE_LD_BUILDID): New configuration option.
10183 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
10184 (LINK_BUILDID_SPEC): New macro.
10185 (init_spec): If defined, prepend it between LINK_EH_SPEC and
10187 * doc/install.texi: Document --enable-linker-build-id option.
10188 * configure: Rebuild.
10189 * config.in: Rebuild.
10191 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
10193 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
10194 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
10195 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
10196 MIPS_GP_SAVE_AREA_SIZE.
10197 * config/mips/mips.c (struct mips_frame_info): Update comment
10198 before arg_pointer_offset and hard_frame_pointer_offset.
10199 (mips_compute_frame_info): Update diagram before function: to
10200 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
10201 indicate the position of frame_pointer_rtx with -fstack-protector and
10202 to show args_size. Don't allocate cprestore area for leaf functions
10203 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
10205 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
10207 2009-04-30 Michael Matz <matz@suse.de>
10209 PR tree-optimization/39955
10210 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
10212 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
10214 * ira.c (setup_cover_and_important_classes): Use safe macro
10215 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
10217 * genpreds.c (write_tm_preds_h): Output suitable definition of
10218 REG_CLASS_FOR_CONSTRAINT.
10220 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
10222 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
10224 * bitmap.c (bitmap_descriptor): Likewise.
10225 * ggc-common.c (loc_descriptor): Likewise.
10226 * varray.c (varray_descriptor): Likewise.
10227 * vec.c (vec_descriptor): Likewise.
10229 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
10231 * Makefile.in (dce.o): Add $(EXCEPT_H).
10232 * dce.c: Include except.h and delete redundant vector definitions.
10233 (deletable_insn_p): Return false for non-call insns that can throw
10236 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
10238 * gcse.c (ae_gen): Remove.
10239 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
10240 and make non-static function to make it available in store-motion.c.
10241 Update call sites with search-and-replace.
10242 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
10243 extract_mentioned_regs, extract_mentioned_regs_helper,
10244 find_moveable_store, compute_store_table, load_kills_store, find_loads,
10245 store_killed_in_insn, store_killed_after, store_killed_before,
10246 build_store_vectors, insert_insn_start_basic_block, insert-store,
10247 remove_reachable_equiv_notes, replace_store_insn, delete_store,
10248 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
10249 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
10250 * store-motion.c: ...new file. Also copy data structures from gcse.c
10251 and clean up to remove parts not used by store motion.
10252 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
10253 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
10255 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10258 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
10259 when optimizing for size.
10261 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
10263 * gcse.c (gcse_constant_p): Fix typo in last change.
10265 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
10267 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
10269 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
10271 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
10273 2009-04-29 James E. Wilson <wilson@codesourcery.com>
10275 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
10276 CONST_HIGH_PART result.
10278 2009-04-29 Anatoly Sokolov <aesok@post.ru>
10280 * config/avr/avr.c (initial_elimination_offset): Rename to
10281 avr_initial_elimination_offset.
10282 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
10283 change return type to bool.
10284 (avr_can_eliminate): New function.
10285 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
10286 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
10287 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
10288 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
10289 avr_initial_elimination_offset.
10290 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
10291 (avr_initial_elimination_offset): Define.
10293 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
10294 Steven Bosscher <steven@gcc.gnu.org>
10296 PR rtl-optimization/39938
10297 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
10298 * cfgrtl.c: Include insn-attr.h.
10299 (rest_of_pass_free_cfg): New function.
10300 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
10301 * resource.c (init_resource_info): Remove call to df_analyze.
10303 2009-04-29 Richard Guenther <rguenther@suse.de>
10306 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
10307 allow conversion to signed integers.
10309 2009-04-29 Richard Guenther <rguenther@suse.de>
10311 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
10312 shifts of floating point vectors if the shift amount is
10313 a constant multiple of the element size.
10315 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
10316 Michael Matz <matz@suse.de>
10318 PR middle-end/39927
10320 * tree-outof-ssa.c (emit_partition_copy): New function.
10321 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
10322 insert_part_to_rtx_on_edge): Perform the partition base var
10323 copy using emit_partition_copy.
10324 (insert_value_copy_on_edge): Convert constants to the right mode.
10325 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
10326 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
10328 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
10330 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
10331 scan backwards to try to find a constant to initialize it.
10333 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
10334 insn before the loop_end instruction, don't look past labels.
10336 2009-04-29 Richard Guenther <rguenther@suse.de>
10338 PR middle-end/39937
10339 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
10340 loose type conversions.
10341 (forward_propagate_addr_expr): Fix tuplification bug. Remove
10342 stmts only if there are no uses of its definition.
10344 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
10346 * config/bfin/bfin.h (splitting_loops): Declare.
10347 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
10348 Reorder bit definitions to be ascending.
10349 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
10350 * config/bfin/bfin.c (splitting_loops): New variable.
10351 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
10352 (struct loop_info): Remove members INIT and LOOP_INIT.
10353 (bfin_optimize_loop): Don't set them. Reorder the code that generates
10354 the LSETUP sequence. Allow LC to be loaded from any register, but
10355 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
10356 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
10358 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
10359 of reload_completed.
10362 * config/bfin/bfin.md (movsi_insn): Refine constraints.
10364 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
10366 * Makefile.in (PLUGIN_VERSION_H): New.
10367 (OBJS-common): Remove plugin-version.o.
10368 (plugin.o): Depend on (PLUGIN_VERSION_H).
10369 (plugin-version.o): Remove.
10370 * configure: Regenerate
10371 * configure.ac: Create plugin-version.h.
10372 * gcc-plugin.h (plugin_gcc_version): Remove.
10373 (plugin_default_version_check): Change signature.
10374 * plugin-version.c: Remove.
10375 * plugin.c: Include plugin-version.h.
10376 (str_plugin_gcc_version_name): Remove.
10377 (try_init_one_plugin): Pass gcc version to plugin_init.
10378 (plugin_default_version_check): Both gcc and plugin versions are now
10381 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
10383 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
10384 problematic last insns. Test for TYPE_CALL rather than CALL_P.
10385 Remove special case testing for last insn of inner loops. Don't fail
10386 if the loop ends with a jump, emit an extra nop instead.
10388 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
10389 DREGS rather than comparing directly. Remove code that tries to
10390 account for latencies.
10392 2009-04-29 Richard Guenther <rguenther@suse.de>
10394 PR tree-optimization/39941
10395 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
10396 eliminating an indirect call.
10398 2009-04-29 Richard Guenther <rguenther@suse.de>
10400 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
10401 parameter. Allow invariants as base if !require_lvalue.
10402 (verify_gimple_assign_single): Adjust.
10404 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
10406 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
10407 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
10408 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
10409 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
10410 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
10412 * config/bfin/bfin.c (bfin_expand_builtin,
10413 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
10415 2009-04-28 Richard Guenther <rguenther@suse.de>
10417 * tree-vect-loop.c (get_initial_def_for_induction): Use
10418 correct types for pointer increment.
10420 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10422 * toplev.c (print_version): Update GMP version string calculation.
10424 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
10426 PR rtl-optimization/39938
10427 * resource.c (init_resource_info): Add call to df_analyze.
10429 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
10431 * config/alpha/alpha.md (usegp): Cast the result of
10432 alpha_find_lo_sum_using_gp to enum attr_usegp.
10433 * config/alpha/alpha.c (override_options): Remove end-of-structure
10434 marker element from cpu_table. Use array size of cpu_table to handle
10435 -mcpu and -mtune options.
10436 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
10438 2009-04-28 Joseph Myers <joseph@codesourcery.com>
10440 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
10441 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
10442 tune_32 and tune_64.
10443 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
10444 support on PowerPC.
10445 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
10446 * config/rs6000/option-defaults.h: ... here. New file.
10447 (OPT_64, OPT_32): Define.
10448 (MASK_64BIT): Define to 0 if not already defined.
10449 (OPT_ARCH64, OPT_ARCH32): Define.
10450 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
10453 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10455 * config/arm/arm.c (arm_override_options): Emit error on using
10458 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
10460 PR rtl-optimization/39914
10461 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
10462 registers for allocnos created from user-defined variables only
10463 when not optimizing.
10465 2009-04-28 Richard Guenther <rguenther@suse.de>
10467 PR middle-end/39937
10468 * fold-const.c (fold_binary): Use distribute_real_division only
10471 2009-04-28 Steve Ellcey <sje@cup.hp.com>
10473 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
10474 add hpux-stdint.h to tm_file.
10475 (hppa[12]*-*-hpux11*): Ditto.
10476 (ia64*-*-hpux*): Ditto.
10477 * config/hpux-stdint.h: New.
10478 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
10479 __STDC_EXT__ for all compiles.
10480 * config/pa/pa-hpux.h: Ditto.
10481 * config/pa/pa-hpux10.h: Ditto.
10482 * config/pa/pa-hpux11.h: Ditto.
10484 2009-04-28 Catherine Moore <clm@codesourcery.com>
10486 * debug.h (set_name): Add comment.
10488 2009-04-28 Andrew Pinski <pinskia@gmail.com>
10491 * config/darwin.c (machopic_gen_offset): Check
10492 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
10493 * config/arm/arm.c (require_pic_register): Likewise.
10495 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
10497 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
10498 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
10499 m32c_promote_prototypes): Delete.
10501 2009-04-28 Michael Matz <matz@suse.de>
10503 PR middle-end/39922
10504 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
10507 2009-04-28 Richard Guenther <rguenther@suse.de>
10509 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
10511 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10513 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
10514 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
10515 * config/arm/arm-tune.md: Regenerate.
10517 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
10519 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
10520 block if there are complex incoming edges.
10521 (sel_merge_blocks): Remove useless assert.
10522 (sel_redirect_edge_and_branch): Check that edge was redirected.
10523 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
10524 (sel_find_rgns): Delete declaration.
10525 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
10526 the region when it is not a preheader.
10528 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
10531 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
10533 2009-04-28 Richard Guenther <rguenther@suse.de>
10535 * tree.h (SSA_NAME_VALUE): Remove.
10536 (struct tree_ssa_name): Remove value_handle member.
10537 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
10538 array for jump threading.
10539 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
10541 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
10542 * tree-flow.h (threadedge_initialize_values): Declare.
10543 (threadedge_finalize_values): Likewise.
10544 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
10545 (SSA_NAME_VALUE): Define.
10546 (threadedge_initialize_values): New function.
10547 (threadedge_finalize_values): Likewise.
10548 * tree-ssa-dom.c (ssa_name_values): New global variable.
10549 (SSA_NAME_VALUE): Define.
10550 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
10552 2009-04-28 Ira Rosen <irar@il.ibm.com>
10554 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
10555 Use REPORT_VECTORIZED_LOCATIONS instead
10556 REPORT_VECTORIZED_LOOPS.
10557 * tree-vectorizer.c (vect_verbosity_level): Make static.
10558 (vect_loop_location): Rename to vect_location.
10559 (vect_set_verbosity_level): Update comment.
10560 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
10562 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
10563 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
10564 instead REPORT_UNVECTORIZED_LOOPS.
10565 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
10566 and vect_loop_def to vect_external_def and vect_internal_def.
10567 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
10568 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
10569 REPORT_UNVECTORIZED_LOCATIONS.
10570 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
10571 and vect_used_in_loop and to vect_unused_in_scope and
10572 vect_used_in_scope.
10573 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
10574 (vect_verbosity_level): Remove declaration.
10575 (vect_analyze_operations): Likewise.
10576 (vect_analyze_stmt): Declare.
10577 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
10578 REPORT_UNVECTORIZED_LOCATIONS.
10579 (vect_get_loop_niters): Fix indentation.
10580 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
10581 (vect_analyze_loop_operations): New function.
10582 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
10583 vect_analyze_operations.
10584 (vect_is_simple_reduction): Use new names.
10585 (vectorizable_live_operation, vect_transform_loop): Likewise.
10586 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
10587 to specify whether the data references can be a part of interleaving
10589 (vect_analyze_data_ref_dependence): Use new names.
10590 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
10591 (vect_create_addr_base_for_vector_ref): Remove redundant code.
10592 * tree-vect-patterns.c (widened_name_p): Use new names.
10593 (vect_recog_dot_prod_pattern): Likewise.
10594 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
10595 (process_use, vect_mark_stmts_to_be_vectorized,
10596 vect_model_simple_cost, vect_model_store_cost,
10597 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
10598 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
10599 vectorizable_operation, vectorizable_type_demotion,
10600 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
10601 vectorizable_condition): Likewise.
10602 (vect_analyze_operations): Split into vect_analyze_loop_operations
10604 (vect_analyze_stmt): ... new function.
10605 (new_stmt_vec_info): Use new names.
10606 (vect_is_simple_use): Use new names and fix comment.
10607 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
10608 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
10610 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
10613 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
10614 and integer modes for x87 operands. Do not ICE for unsupported size,
10615 generate error instead. Generate error for unsupported operand types.
10616 ['z']: Do not handle HImode memory operands specially. Warning
10617 for floating-point operands. Fallthru to 'Z' for unsupported operand
10618 types. Do not ICE for unsupported size, generate error instead.
10619 (output_387_binary_op): Use %Z to output operands.
10620 (output_fp_compare): Ditto.
10621 (output_387_reg_move): Ditto.
10623 2009-04-28 Ben Elliston <bje@au.ibm.com>
10628 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10630 * builtins.c (c_strlen): Do not warn here.
10631 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
10632 * c-common.c (pointer_int_sum): Take an explicit location.
10633 Warn about offsets out of bounds.
10634 * c-common.h (pointer_int_sum): Adjust declaration.
10636 2009-04-27 Ian Lance Taylor <iant@google.com>
10638 * collect2.c (is_ctor_dtor): Change type of ret field in struct
10640 * dce.c (run_fast_df_dce): Change type of old_flags to int.
10641 * df-core.c (df_set_flags): Change return type to int. Change
10642 type of old_flags to int.
10643 (df_clear_flags): Likewise.
10644 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
10645 (df_get_conditional_uses): Likewise.
10646 * df.h (df_set_flags, df_clear_flags): Update declarations.
10647 * dwarf2out.c (struct indirect_string_node): Change type of form
10648 field to enum dwarf_form.
10649 (AT_string_form): Change return type to enum dwarf_form.
10650 * fixed-value.c (fixed_compare): Add cast to enum type.
10651 * fwprop.c (update_df): Change 0 to VOIDmode.
10652 * gensupport.c: Change 0 to UNKNOWN.
10653 * gimple.h (gimple_cond_code): Add cast to enum type.
10654 * haifa-sched.c (reemit_notes): Add cast to enum type.
10655 * hooks.c (hook_int_void_no_regs): Remove function.
10656 * hooks.h (hook_int_void_no_regs): Remove declaration.
10657 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
10658 * predict.c (combine_predictions_for_insn): Add casts to enum type.
10659 * real.c (real_arithmetic): Add cast to enum type.
10660 (real_compare): Likewise.
10661 * target.h (struct gcc_target): Change return type of
10662 branch_target_register_class to enum reg_class.
10663 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
10664 default_branch_target_register_class.
10665 * targhooks.c (default_branch_target_register_class): New function.
10666 * targhooks.h (default_branch_target_register_class): Declare.
10667 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
10668 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
10670 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
10672 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
10673 vect_uninitialized_def. Change 0 to ERROR_MARK.
10674 * tree-vect-stmts.c (supportable_widening_operation): Don't
10675 initialize icode1 and icode2.
10676 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
10677 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
10679 (cmn_err_flag_specs): Change 0 to STD_C89.
10680 (cmn_err_char_table): Likewise.
10681 * config/arm/arm.c (get_arm_condition_code): Change type of code
10682 to enum arm_cond_code.
10683 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
10684 (IWMMXT_BUILTIN2): Likewise.
10685 (neon_builtin_type_bits): Don't define typedef.
10686 (neon_builtin_datum): Change type of bits field to int.
10687 (arm_expand_neon_args): Add cast to enum type.
10688 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
10690 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
10691 casts to enum type.
10692 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
10694 * config/mips/mips.md (jal_macro): Return enum constant.
10695 (single_insn): Likewise.
10696 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
10698 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10699 casts to enum type.
10700 * config/s390/s390.c (s390_tune_flags): Change type to int.
10701 (s390_arch_flags): Likewise.
10702 (s390_handle_arch_option): Change flags field of struct pta to int.
10703 * config/s390/s390.h (s390_tune_flags): Update declaration.
10704 (s390_arch_flags): Likewise.
10705 * config/sh/sh.c (prepare_move_operands): Compare
10706 tls_symbolic_operand result with enum constant.
10707 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
10708 (sh_expand_prologue): Add cast to enum type.
10709 (sh_expand_epilogue): Likewise.
10710 (tls_symbolic_operand): Change return type to enum tls_model.
10711 (fpscr_set_from_mem): Add cast to enum type.
10712 (legitimize_pic_address): Compare tls_symbolic_operand result with
10714 (sh_target_reg_class): Change return type to enum reg_class.
10715 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
10717 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
10718 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
10719 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
10720 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
10721 (delayed_branch, tls_call_delay): Likewise.
10722 (eligible_for_sibcall_delay): Likewise.
10723 (eligible_for_return_delay): Likewise.
10724 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
10725 (spu_expand_builtin_1): Likewise.
10727 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
10728 for all types of conversions.
10729 (output_init_element): Issue -Wc++-compat warning if needed when
10730 initializing a bitfield with enum type.
10731 * c-parser.c (c_parser_expression): Set original_type to
10732 original_type of right hand operand of comman operator.
10734 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10736 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
10738 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
10739 * doc/cpp.texi (Standard Predefined Macros)
10740 (Implementation-defined behavior): Likewise.
10741 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
10742 * doc/gimple.texi (GIMPLE Exception Handling)
10743 (@code{GIMPLE_ASSIGN}): Likewise.
10744 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
10745 * doc/invoke.texi (Warning Options, Optimize Options)
10746 (AVR Options, Darwin Options): Likewise.
10747 (Optimize Options): Reformulate -fwhole-program description.
10748 * doc/loop.texi (Lambda): Likewise.
10749 * doc/md.texi (Output Template, Define Constraints)
10750 (Standard Names, Insn Splitting): Likewise.
10751 * doc/options.texi (Option properties): Likewise.
10752 * doc/passes.texi (Tree-SSA passes): Likewise.
10753 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
10754 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
10755 (File Names and DBX): Likewise.
10756 * doc/trouble.texi (Incompatibilities): Likewise.
10758 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10760 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
10761 instruction is correct.
10763 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10765 Allow non-constant arguments to conversion intrinsics.
10766 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
10767 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
10768 * spu.c (print_operand): Handle 'v' and 'w'.
10769 (exp2_immediate_p, spu_gen_exp2): Define.
10770 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
10771 spu_convtf_1): Update parameter descriptions.
10772 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
10773 * constraints.md ('v', 'w'): New.
10774 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
10776 (i2f, I2F): New define_mode_attr.
10777 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
10778 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
10779 fixuns_truncv4sfv4si2): Update to use mode attribute.
10780 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
10781 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
10782 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
10783 patterns for combine.
10785 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
10787 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
10788 (cprop, hoist, pre, store_motion): New debug counters.
10789 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
10790 is not an RTL pass anymore.
10791 (pass_profiling): Remove extern decl for pass removed in 2005.
10792 (pass_gcse, pass_jump_bypass): Remove.
10793 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
10794 to 0 for clean state.
10795 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
10796 * cse.c (gate_handle_cse_after_global_opts,
10797 rest_of_handle_cse_after_global_opts): New functions.
10798 (pass_cse_after_global_opts): New pass, does local CSE.
10799 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
10800 (TV_CPROP): New timevar.
10801 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
10802 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
10803 (gcse_main, recompute_all_luids): Remove.
10804 (compute_hash_table_work): Call max_reg_num instead of reading
10806 (cprop_jump): Don't set run_jump_opt_after_gcse.
10807 (constprop_register): Always allow to alter jumps.
10808 (cprop_insn): Likewise.
10809 (do_local_cprop): Likewise.
10810 (local_cprop_pass): Likewise. Return non-zero if something changed.
10811 (cprop): Remove function, fold interesting bits into one_cprop_pass.
10812 (find_implicit_sets): Add note about missed optimization opportunity.
10813 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
10814 pass_rtl_cprop execute function.
10815 Don't bother tracking the pass number, each pass gets its own dumpfile
10817 Always allow to alter jumpsand bypass jumps.
10818 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
10819 will just find no suitable set.
10820 (pre_edge_insert): Fix dumping, this function is for PRE only.
10821 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
10822 pass_rtl_pre execute function.
10823 (hoist_code): Return non-zero if something changed. Keep track of
10824 substitutions and insertions for statistics gathering similar to PRE.
10825 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
10826 called from the pass_rtl_hoist execute function. Show pass statistics.
10827 (compute_store_table): Use max_reg_num directly instead of using the
10828 formerly global max_gcse_regno.
10829 (build_store_vectors): Likewise.
10830 (replace_store_insn): Fix dumping.
10831 (store_motion): Rename to ...
10832 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
10833 pass, called from the pass_rtl_store_motion execute function. Keep
10834 track of substitutions and insertions for statistics gathering similar
10836 (bypass_jumps): Remove, fold interesting bits into ...
10837 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
10838 from the pass_rtl_cprop execute function.
10839 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
10840 pass_jump_bypass): Remove.
10841 (gate_handle_gcse, rest_of_handle_gcse): Remove.
10842 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
10843 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
10844 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
10845 (gate_rtl_store_motion, execute_rtl_store_motion,
10846 pass_rtl_store_motion): New.
10847 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
10848 make it clear that -fcse-skip-blocks is a no-op for backward compat.
10849 * passes.c (init_optimization_passes): Remove pass_gcse and
10850 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
10851 and cse_after_global_opts in place of pass_gcse. Schedule cprop
10852 instead of pass_jump_bypass.
10854 2009-04-27 Richard Guenther <rguenther@suse.de>
10856 PR middle-end/39928
10857 * gimplify.c (gimplify_expr): If we are required to create
10858 a temporary make sure it ends up as register.
10860 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
10863 * config/i386/i386.c (construct_container): Don't call
10864 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
10865 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
10867 2009-04-27 Michael Matz <matz@suse.de>
10869 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
10870 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
10871 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
10872 (dump_replaceable_exprs): Take a bitmap.
10873 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
10875 (expand_gimple_basic_block): Likewise.
10876 * tree-ssa-ter.c (struct temp_expr_table_d): Make
10877 replaceable_expressions member a bitmap.
10878 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
10879 (mark_replaceable): Likewise.
10880 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
10881 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
10883 2009-04-27 Richard Guenther <rguenther@suse.de>
10885 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
10886 (verify_stmts): Dispatch to gimple/type verification code.
10887 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
10888 issue with call argument types.
10890 2009-04-27 Michael Matz <matz@suse.de>
10892 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
10893 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
10896 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
10897 Eric Botcazou <ebotcazou@adacore.com>
10899 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
10900 a label's basic block.
10901 (mark_target_live_regs): Tidy and rework obsolete comments.
10902 Change back DF problem to LIVE. If a label starts a basic block,
10903 assume that all registers that used to be live then still are.
10904 (init_resource_info): If a label starts a basic block, set its
10905 BLOCK_FOR_INSN accordingly.
10906 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
10908 2009-04-27 Richard Guenther <rguenther@suse.de>
10910 * tree-flow-inline.h (function_ann): Remove.
10911 (get_function_ann): Likewise.
10912 * tree-dfa.c (create_function_ann): Remove.
10913 * tree-flow.h (struct static_var_ann_d): Remove.
10914 (struct function_ann_d): Likewise.
10915 (union tree_ann_d): Remove fdecl member.
10916 (function_ann_t): Remove.
10917 (function_ann, get_function_ann, create_function_ann): Remove
10920 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
10922 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
10924 2009-04-27 Jan Hubicka <jh@suse.cz>
10926 * ipa-pure-const.c (struct funct_state_d): New fields
10927 state_previously_known, looping_previously_known; remove
10928 state_set_in_source.
10929 (analyze_function): Use new fields.
10930 (propagate): Avoid assumption that state_set_in_source imply
10933 * tree-ssa-loop-niter.c (finite_loop_p): New function.
10934 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
10935 * cfgloop.h (finite_loop_p): Declare.
10937 2009-04-26 Michael Matz <matz@suse.de>
10939 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
10941 2009-04-26 Michael Matz <matz@suse.de>
10943 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
10944 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
10945 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
10946 pass_mark_used_blocks): Remove.
10947 * tree-optimize.c (pass_free_datastructures,
10948 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
10949 * passes.c (init_optimization_passes): Don't call
10950 pass_mark_used_blocks, remove dead code.
10952 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
10954 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
10955 * tree-ssa-live.h (register_ssa_partition): Likewise.
10957 2009-04-26 Michael Matz <matz@suse.de>
10960 * builtins.c (fold_builtin_next_arg): Handle SSA names.
10961 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
10962 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
10964 (compare_pairs): Swap cost comparison.
10965 (coalesce_ssa_name): Don't use change_partition_var.
10966 * tree-nrv.c (struct nrv_data): Add modified member.
10967 (finalize_nrv_r): Set it.
10968 (tree_nrv): Use it to update statements.
10969 (pass_nrv): Require PROP_ssa.
10970 * tree-mudflap.c (mf_decl_cache_locals,
10971 mf_build_check_statement_for): Use make_rename_temp.
10972 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
10973 * alias.c (find_base_decl): Handle SSA names.
10974 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
10975 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
10976 * rtl.h (set_reg_attrs_for_parm): Declare.
10977 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
10978 to "optimized", remove unused locals at finish.
10979 (execute_free_datastructures): Make global, call
10980 delete_tree_cfg_annotations.
10981 (execute_free_cfg_annotations): Don't call
10982 delete_tree_cfg_annotations.
10984 * ssaexpand.h: New file.
10985 * expr.c (toplevel): Include ssaexpand.h.
10986 (expand_assignment): Handle SSA names the same as register variables.
10987 (expand_expr_real_1): Expand SSA names.
10988 * cfgexpand.c (toplevel): Include ssaexpand.h.
10989 (SA): New global variable.
10990 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
10991 (SSAVAR): New macro.
10992 (set_rtl): New helper function.
10993 (add_stack_var): Deal with SSA names, use set_rtl.
10994 (expand_one_stack_var_at): Likewise.
10995 (expand_one_stack_var): Deal with SSA names.
10996 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
10997 before unique numbers.
10998 (expand_stack_vars): Use set_rtl.
10999 (expand_one_var): Accept SSA names, add asserts for them, feed them
11000 to above subroutines.
11001 (expand_used_vars): Expand all partitions (without default defs),
11002 then only the local decls (ignoring those expanded already).
11003 (expand_gimple_cond): Remove edges when jumpif() expands an
11004 unconditional jump.
11005 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
11006 or remove abnormal edges. Ignore insns setting the LHS of a TERed
11008 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
11009 members of SA; deal with PARM_DECL partitions here; expand
11010 all PHI nodes, free tree datastructures and SA. Commit instructions
11011 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
11012 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
11013 info and statements at start, collect garbage at finish.
11014 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
11015 (VAR_ANN_PARTITION) Remove.
11016 (change_partition_var): Don't declare.
11017 (partition_to_var): Always return SSA names.
11018 (var_to_partition): Only accept SSA names.
11019 (register_ssa_partition): Only check argument.
11020 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
11022 (delete_var_map): Don't free it.
11023 (var_union): Only accept SSA names, simplify.
11024 (partition_view_init): Mark only useful SSA names as used.
11025 (partition_view_fini): Only deal with SSA names.
11026 (change_partition_var): Remove.
11027 (dump_var_map): Use ssa_name instead of partition_to_var member.
11028 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
11030 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
11031 (struct _elim_graph): New member const_dests; nodes member vector of
11033 (set_location_for_edge): New static helper.
11034 (create_temp): Remove.
11035 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
11036 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
11037 (new_elim_graph): Allocate const_dests member.
11038 (clean_elim_graph): Truncate const_dests member.
11039 (delete_elim_graph): Free const_dests member.
11040 (elim_graph_size): Adapt to new type of nodes member.
11041 (elim_graph_add_node): Likewise.
11042 (eliminate_name): Likewise.
11043 (eliminate_build): Don't take basic block argument, deal only with
11044 partition numbers, not variables.
11045 (get_temp_reg): New static helper.
11046 (elim_create): Use it, deal with RTL temporaries instead of trees.
11047 (eliminate_phi): Adjust all calls to new signature.
11048 (assign_vars, replace_use_variable, replace_def_variable): Remove.
11049 (rewrite_trees): Only do checking.
11050 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
11051 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
11052 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
11053 contains_tree_r, MAX_STMTS_IN_LATCH,
11054 process_single_block_loop_latch, analyze_edges_for_bb,
11055 perform_edge_inserts): Remove.
11056 (expand_phi_nodes): New global function.
11057 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
11058 functions, initialize new parameter, remember partitions having a
11060 (finish_out_of_ssa): New global function.
11061 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
11062 don't reset in_ssa_p here, don't disable TER when mudflap.
11063 (pass_del_ssa): Remove.
11064 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
11066 (execute_free_datastructures): Declare.
11067 * Makefile.in (SSAEXPAND_H): New variable.
11068 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
11069 * basic-block.h (commit_one_edge_insertion): Declare.
11070 * passes.c (init_optimization_passes): Move pass_nrv and
11071 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
11072 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
11073 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
11074 (redirect_branch_edge): Deal with super block when expanding, split
11075 out jump patching itself into ...
11076 (patch_jump_insn): ... here, new static helper.
11078 2009-04-26 Michael Matz <matz@suse.de>
11080 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
11081 beyond num_ssa_names.
11082 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
11083 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
11085 2009-04-26 Jakub Jelinek <jakub@redhat.com>
11087 PR inline-asm/39543
11088 * fwprop.c (forward_propagate_asm): New function.
11089 (forward_propagate_and_simplify): Propagate also into __asm, if it
11090 doesn't increase the number of referenced registers.
11093 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
11095 2009-04-26 Jakub Jelinek <jakub@redhat.com>
11097 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
11098 note_nonlocal_vla_type for nonlocal VLAs.
11099 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
11100 contains_remapped_vars, remap_vla_decls): New functions.
11101 (convert_nonlocal_reference_stmt): If not optimizing, call
11102 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
11103 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
11104 if it wasn't found in var_map.
11105 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
11106 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
11107 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
11109 * gimplify.c (nonlocal_vlas): New variable.
11110 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
11112 (gimplify_body): Create and destroy nonlocal_vlas.
11114 * dwarf2out.c (loc_descr_plus_const): New function.
11115 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
11116 mem_loc_descriptor, loc_descriptor_from_tree_1,
11117 descr_info_loc, gen_variable_die): Use it.
11119 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
11120 !TREE_STATIC VAR_DECLs.
11121 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
11122 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
11123 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
11124 DECL_BY_REFERENCE is valid.
11125 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
11126 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
11127 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
11128 Copy DECL_BY_REFERENCE.
11129 (struct nesting_copy_body_data): New type.
11130 (nesting_copy_decl): New function.
11131 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
11132 if they have variable length.
11134 2009-04-26 Michael Matz <matz@suse.de>
11136 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
11137 mark new temporaries for renaming.
11139 2009-04-26 Joseph Myers <joseph@codesourcery.com>
11142 * c-decl.c (global_bindings_p): Return negative value.
11143 (c_variable_size): New. Based on variable_size from
11145 (grokdeclarator): Call c_variable_size not variable_size.
11147 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
11149 * config/i386/i386.c (print_operand) ['z']: Fix typo.
11151 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
11153 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
11154 Redefine it to just use mingw/include.
11155 (ASM_SPEC): Rules for -m32 and -m64.
11156 (LINK_SPEC): Use Likewise.
11157 (SPEC_32): New define.
11158 (SPEC_64): Likewise.
11159 (SUB_LINK_SPEC): Likewise.
11160 (MULTILIB_DEFAULTS): New define.
11161 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
11162 Add multilib options.
11163 (MULTILIB_DIRNAMES): Likewise.
11164 (MULTILIB_OSDIRNAMES): Likewise.
11165 (LIBGCC): Likewise.
11166 (INSTALL_LIBGCC): Likewise.
11168 2009-04-26 Joseph Myers <joseph@codesourcery.com>
11171 * c-tree.h (enum c_inline_static_type): New.
11172 (record_inline_static): Declare.
11173 * c-decl.c (struct c_inline_static, c_inline_statics,
11174 record_inline_static, check_inline_statics): New.
11175 (pop_file_scope): Call check_inline_statics.
11176 (start_decl): Call record_inline_static instead of pedwarning
11177 directly for static in inline function.
11178 * c-typeck.c (build_external_ref): Call record_inline_static
11179 instead of pedwarning directly for static referenced in inline
11182 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
11184 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
11185 not new but only being rescanned.
11186 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
11187 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
11188 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
11189 record_set_info, compute_set, grealloc): Remove.
11190 (recompute_all_luids): New function.
11191 (gcse_main): Don't compute sets, and don't do related memory
11192 allocations/free-ing. If something changed before the end of the
11193 pass, update LUIDs using recompute_all_luids.
11194 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
11195 (free_gcse_mem): Don't free it either.
11196 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
11197 Use the df insn LUIDs.
11198 (load_killed_in_block): Likewise.
11199 (compute_hash_table_work): Don't compute reg_set_in_block.
11200 (compute_transp): Use DF_REG_DEF_CHAINs.
11201 (local_cprop_pass): Don't use compute_sets and related functions.
11202 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
11203 Use get_max_uid() instead of max_cuid.
11204 (insert_insn_end_basic_block, pre_insert_copy_insn,
11205 update_ld_motion_stores): Don't try to
11206 keep reg_set tables up to date.
11207 (pre_insert_copies): Use df insn LUIDs.
11208 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
11209 (reg_set_info): Don't use extra bitmap argument.
11210 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
11211 information to compute regs_set_in_block.
11212 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
11213 (bypass_jumps): Don't use compute_sets and friends.
11215 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11218 * opts.c (undocumented_msg): Do not leave blank even with
11221 2009-04-25 Joseph Myers <joseph@codesourcery.com>
11223 * c-decl.c (build_enumerator): Allow values folding to integer
11224 constants but not integer constant expressions with a pedwarn if
11227 2009-04-25 Joseph Myers <joseph@codesourcery.com>
11230 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
11231 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
11232 type is an integer constant.
11234 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
11237 * config/i386/i386.c (print_operand) ['z']: Revert handling of
11240 2009-04-25 Joseph Myers <joseph@codesourcery.com>
11243 * c-decl.c (grokdeclarator): Diagnose declarations of functions
11244 with variably modified return type and no storage class
11245 specifiers, except for the case of nested functions. Distinguish
11246 extern declarations of functions with variably modified return
11247 types from those of objects with variably modified types.
11249 2009-04-25 Jan Hubicka <jh@suse.cz>
11251 * tree.c (list_equal_p): New function.
11252 * tree.h (list_equal_p): Declare.
11253 * coretypes.h (edge_def, edge, const_edge, basic_block_def
11254 basic_block_def, basic_block, const_basic_block): New.
11255 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
11256 (redirect_eh_edge): New function.
11257 (make_eh_edge_update_phi): EH edges are not abnormal.
11258 * except.c: Include tree-flow.h.
11259 (list_match): New function.
11260 (eh_region_replaceable_by_p): New function.
11261 (replace_region): New function.
11262 (hash_type_list): New function.
11263 (hash_eh_region): New function.
11264 (eh_regions_equal_p): New function.
11265 (merge_peers): New function.
11266 (remove_unreachable_regions): Verify EH tree when checking;
11268 (copy_eh_region_1): New function.
11269 (copy_eh_region): New function.
11270 (push_reachable_handler): New function.
11271 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
11272 regions without label but with live RESX.
11273 * except.h (redirect_eh_edge_to_label): New.
11274 * tree-flow.h (redirect_eh_edge): New.
11275 * coretypes.h (edge_def, edge, const_edge, basic_block_def
11276 basic_block_def, basic_block, const_basic_block): Remove.
11277 * Makefile.in (except.o): Add dependency on tree-flow.h
11278 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
11279 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
11282 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
11285 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
11286 on the destination of memcpy.
11288 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
11290 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
11291 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
11292 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
11294 2009-04-25 Jan Hubicka <jh@suse.cz>
11296 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
11297 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
11298 to be reached by different label than left.
11299 (update_eh_edges): Update comment; remove edge_to_remove if possible
11300 and return true if suceeded.
11301 (cleanup_empty_eh): Accept sharing map; handle shared regions.
11302 (cleanup_eh): Compute sharing map.
11303 * except.c (remove_eh_handler_and_replace): Add argument if we should
11305 (remove_unreachable_regions): Update for label sharing.
11306 (label_to_region_map): Likewise.
11307 (get_next_region_sharing_label): New function.
11308 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
11310 (remove_eh_handler): Update.
11311 (remove_eh_region_and_replace_by_outer_of): New function.
11312 * except.h (struct eh_region): Add next_region_sharing_label.
11313 (remove_eh_region_and_replace_by_outer_of,
11314 get_next_region_sharing_label): Declare.
11315 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
11317 2009-04-25 Jan Hubicka <jh@suse.cz>
11319 * tree-cfg.c (split_critical_edges): Split also edges where we can't
11320 insert code even if they are not critical.
11322 2009-04-25 Jan Hubicka <jh@suse.cz>
11324 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
11325 (gimple_can_remove_branch_p): EH edges won't remove branch by
11327 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
11328 updating of non-abnormal EH edges.
11329 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
11330 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
11331 (split_critical_edges): Split also edges where emitting code on them
11332 will lead to splitting later.
11334 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
11335 H.J. Lu <hongjiu.lu@intel.com>
11338 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
11339 the configured assembler supports fildq and fistpq mnemonics.
11340 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
11341 * configure: Regenerated.
11342 * config.in: Ditto.
11344 * config/i386/i386.c (print_operand): Handle 'Z'.
11345 ['z']: Remove handling of special fild/fist suffixes.
11346 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
11347 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
11348 suffix of fild insn.
11349 (*floatsi<mode>2_vector_mixed): Ditto.
11350 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
11351 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
11352 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
11353 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
11354 * config/i386/gas.h (GAS_MNEMONICS): Remove.
11356 2009-04-25 Ben Elliston <bje@au.ibm.com>
11358 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
11359 the source of a set operation.
11361 2009-04-25 Anatoly Sokolov <aesok@post.ru>
11363 * target.h (struct gcc_target): Add case_values_threshold field.
11364 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
11365 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
11366 * targhooks.c (default_case_values_threshold): New function.
11367 * targhooks.h (default_case_values_threshold): Declare function.
11368 * stmt.c (expand_case): Use case_values_threshold target hook.
11369 * expr.h (case_values_threshold): Remove declartation.
11370 * expr.c (case_values_threshold): Remove function.
11371 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
11373 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
11374 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
11375 (avr_case_values_threshold): Declare as static.
11376 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
11378 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
11379 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
11380 (mn10300_case_values_threshold): New function.
11382 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
11384 * ira.c (setup_cover_and_important_classes): Add enum cast.
11386 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
11388 * genpreds.c (write_enum_constraint_num): Output definition of
11389 CONSTRAINT_NUM_DEFINED_P macro.
11390 * ira.c (setup_cover_and_important_classes): Use
11391 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
11393 2009-04-24 DJ Delorie <dj@redhat.com>
11395 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
11396 __SH2A_SINGLE_ONLY__ also.
11398 2009-04-24 Steve Ellcey <sje@cup.hp.com>
11400 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
11401 (movdf_internal): Ditto.
11402 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
11403 SFmode and DFmode constants.
11404 (ia64_print_operand): Add 'G' format for printing
11405 floating point constants.
11407 2009-04-24 Richard Guenther <rguenther@suse.de>
11409 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
11410 from unsigned additions.
11412 2009-04-24 Joseph Myers <joseph@codesourcery.com>
11414 * c-typeck.c (set_init_index): Allow array designators that are
11415 not integer constant expressions with a pedwarn if pedantic.
11417 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
11419 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
11420 zero if no overlap in nonzero bits between the operands.
11422 2009-04-24 Ian Lance Taylor <iant@google.com>
11424 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
11425 (record_dead_and_set_regs): Likewise.
11426 * df.h (struct df_mw_hardreg): Change flags field to int.
11427 (struct df_base_ref): Likewise.
11428 (struct df): Change changeable_flags field to int.
11429 * df-scan.c (df_defs_record): Change clobber_flags to int.
11430 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
11431 constants rather than #define macros.
11432 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
11433 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
11434 (enum dwarf_calling_convention): Likewise.
11435 (enum dwarf_line_number_x_ops): Likewise.
11436 (enum dwarf_call_frame_info): Likewise.
11437 (enum dwarf_source_language): Likewise.
11438 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
11439 (add_calling_convention_attribute): Likewise.
11440 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
11441 (combine_comparisons): Change compcode to int. Add cast to enum type.
11442 * genrecog.c (maybe_both_true_2): Change c to int.
11443 (write_switch): Likewise. Add cast to enum type.
11444 * gimplify.c (gimplify_omp_for): Handle return values from
11445 gimplify_expr using MIN rather than bitwise or.
11446 (gimplify_expr): Add cast to enum type.
11447 * ipa-prop.c (update_jump_functions_after_inlining): Change
11448 IPA_BOTTOM to IPA_JF_UNKNOWN.
11449 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
11450 Add casts to enum type.
11451 (setup_cover_and_important_classes): Change cl to int. Add casts
11453 (setup_class_translate): Change cl and mode to int.
11454 (ira_init_once): Change mode to int.
11455 (free_register_move_costs): Likewise.
11456 (setup_prohibited_mode_move_regs): Add casts to enum type.
11457 * langhooks.c (add_builtin_function_common): Rework assertion that
11458 value fits bitfield.
11459 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
11460 * omega.c (omega_do_elimination): Avoid math on enum types.
11461 * optabs.c (expand_vec_shift_expr): Remove casts to int.
11462 * opts.c (set_debug_level): Change 2 to enum constant. Use new
11463 int local to handle integral_argment value.
11464 * regmove.c (try_auto_increment): Change PUT_MODE to
11466 * reload.c (push_secondary_reload): Add casts to enum type.
11467 (secondary_reload_class, find_valid_class): Likewise.
11468 * reload1.c (emit_input_reload_insns): Likewise.
11469 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
11470 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
11471 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
11473 * tree.c (build_common_builtin_nodes): Add casts to enum type.
11474 * tree-complex.c (complex_lattice_t): Typedef to int rather than
11476 (expand_complex_libcall): Add casts to enum type.
11477 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
11478 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
11479 with ERROR_MARK, not NUM_TREE_CODES.
11480 (vect_create_epilog_for_reduction): Likewise.
11481 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
11482 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
11483 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
11485 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
11486 vect_unused_in_loop. Change 0 to loop_vect.
11487 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
11488 * var-tracking.c (get_init_value): Change return type to enum
11490 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
11491 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
11493 (arm_override_options): Add casts to enum type.
11494 (arm_emit_tls_decoration): Likewise.
11495 * config/i386/i386.c (ix86_function_specific_restore): Add casts
11497 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
11498 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
11499 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
11501 * config/s390/s390.c (code_for_builtin_64): Change to array of
11503 (code_for_builtin_31): Likewise.
11504 (s390_expand_builtin): Change code_for_builtin to enum insn_code
11506 * config/sparc/sparc.c (sparc_override_options): Change value
11507 field in struct code_model to enum cmodel. In initializer change
11508 0 to NULL and add cast to enum type.
11510 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
11511 Change all callers. Issue a -Wc++-compat warning using
11512 lhs_origtype if necessary.
11513 (convert_for_assignment): Issue -Wc++-compat warnings about
11514 invalid conversions to enum type on assignment.
11515 * c-common.h (build_modify_expr): Update declaration.
11517 2009-04-24 Nick Clifton <nickc@redhat.com>
11519 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
11520 (function_arg_advance): Likewise.
11521 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
11524 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
11526 * config/s390/constraints.md ('I', 'J'): Fix condition.
11528 2009-04-24 Diego Novillo <dnovillo@google.com>
11530 * gengtype-parse.c (parse_error): Add newline after message.
11532 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
11534 * config/i386/sse.md (avxmodesuffixs): Removed.
11535 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
11536 (*avx_pinsr<ssevecsize>): This.
11538 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
11540 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
11541 follow chains of regs with a single definition, and allow expressions
11542 that are function_invariant_p.
11543 (simple_rhs_p): Allow expressions that are function_invariant_p.
11545 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
11547 PR middle-end/39867
11548 * fold-const.c (fold_cond_expr_with_comparison): When folding
11549 > and >= to MAX, make sure the MAX uses the same type as the
11550 comparison's operands.
11552 2009-04-24 Nick Clifton <nickc@redhat.com>
11554 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
11555 addressing for DImode accesses.
11556 (frv_print_operand_address): Handle PLUS case.
11557 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
11559 2009-04-24 Jakub Jelinek <jakub@redhat.com>
11561 PR rtl-optimization/39794
11562 * alias.c (canon_true_dependence): Add x_addr argument.
11563 * rtl.h (canon_true_dependence): Adjust prototype.
11564 * cse.c (check_dependence): Adjust canon_true_dependence callers.
11565 * cselib.c (cselib_invalidate_mem): Likewise.
11566 * gcse.c (compute_transp): Likewise.
11567 * dse.c (scan_reads_nospill): Likewise.
11568 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
11569 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
11570 canon_base_addr of the group, plus optional offset.
11571 (struct group_info): Rename canon_base_mem to
11573 (get_group_info): Set canon_base_addr to canon_rtx of base, not
11574 canon_rtx of base_mem.
11576 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
11578 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
11579 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
11581 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11583 * config/spu/spu-builtins.h: Delete file.
11585 * config/spu/spu.h (enum spu_builtin_type): Move here from
11587 (struct spu_builtin_description): Likewise. Add GTY marker.
11588 Do not use enum spu_function_code or enum insn_code.
11589 (spu_builtins): Add extern declaration.
11591 * config/spu/spu.c: Do not include "spu-builtins.h".
11592 (enum spu_function_code, enum spu_builtin_type_index,
11593 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
11594 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
11595 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
11596 unsigned_V2DI_type_node): Move here from spu-builtins.h.
11597 (spu_builtin_types): Make static. Add GTY marker.
11598 (spu_builtins): Add extern declaration with GTY marker.
11599 Include "gt-spu.h".
11601 * config/spu/spu-c.c: Do not include "spu-builtins.h".
11602 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
11603 Check programmatically whether all parameters are scalar.
11605 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
11607 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
11609 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
11610 assignment from the constructor either if the target is volatile.
11612 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
11614 * config/arm/arm.md (insv): Do not share operands[0].
11616 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
11618 * config/vxlib-tls.c (active_tls_threads): Delete.
11619 (delete_hook_installed): New.
11620 (tls_delete_hook): Don't delete the delete hook.
11621 (tls_destructor): Delete it here.
11622 (__gthread_set_specific): Adjust installing the delete hook.
11623 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
11624 __gthread_leave_tsd_dtor_context.
11626 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
11628 * c-format.c (gcc_tdiag_char_table): Add support for %E.
11630 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
11632 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
11634 (alpha_rtx_costs): Ditto.
11635 (emit_unlikely_jump): Use add_reg_note.
11636 (emit_frame_store_1): Ditto.
11637 (alpha_expand_prologue): Ditto.
11638 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
11639 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
11641 2009-04-23 Nick Clifton <nickc@redhat.com>
11643 * config/v850/v850.md (epilogue): Remove suppressed code.
11644 (return): Rename to return_simple and remove test of frame size.
11645 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
11646 to gen_return_simple.
11648 2009-04-22 Jing Yu <jingyu@google.com>
11651 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
11653 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
11656 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
11657 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
11658 value is a VECTOR_CST, the element type is the element type of the
11661 2009-04-22 DJ Delorie <dj@redhat.com>
11663 * config/m32c/m32c.h: Update GTY annotations to new syntax.
11665 2009-04-22 Jakub Jelinek <jakub@redhat.com>
11667 * alias.c (find_base_term): Move around LO_SUM case, so that
11668 CONST falls through into PLUS/MINUS handling.
11671 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
11672 into 0, use omit_one_operand.
11674 2009-04-23 Ben Elliston <bje@au.ibm.com>
11676 * config/rs6000/linux-unwind.h (get_regs): Remove type
11677 puns. Change the type of `pc' to an array of unsigned ints and
11678 update all users. Constify frame24.
11680 2009-04-22 DJ Delorie <dj@redhat.com>
11682 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
11683 declarations before code.
11684 (current_function_special_page_vector): Likewise.
11685 (m32c_expand_insv): Silence a warning.
11687 2009-04-21 Taras Glek <tglek@mozilla.com>
11689 * alias.c: Update GTY annotations to new syntax.
11690 * basic-block.h: Likewise.
11691 * bitmap.h: Likewise.
11692 * c-common.h: Likewise.
11693 * c-decl.c: Likewise.
11694 * c-parser.c: Likewise.
11695 * c-pragma.c: Likewise.
11696 * c-tree.h: Likewise.
11697 * cfgloop.h: Likewise.
11698 * cgraph.h: Likewise.
11699 * config/alpha/alpha.c: Likewise.
11700 * config/arm/arm.h: Likewise.
11701 * config/avr/avr.h: Likewise.
11702 * config/bfin/bfin.c: Likewise.
11703 * config/cris/cris.c: Likewise.
11704 * config/darwin.c: Likewise.
11705 * config/frv/frv.c: Likewise.
11706 * config/i386/i386.c: Likewise.
11707 * config/i386/i386.h: Likewise.
11708 * config/i386/winnt.c: Likewise.
11709 * config/ia64/ia64.h: Likewise.
11710 * config/iq2000/iq2000.c: Likewise.
11711 * config/mips/mips.c: Likewise.
11712 * config/mmix/mmix.h: Likewise.
11713 * config/pa/pa.c: Likewise.
11714 * config/pa/pa.h: Likewise.
11715 * config/rs6000/rs6000.c: Likewise.
11716 * config/s390/s390.c: Likewise.
11717 * config/sparc/sparc.c: Likewise.
11718 * config/xtensa/xtensa.c: Likewise.
11719 * cselib.h: Likewise.
11720 * dbxout.c: Likewise.
11721 * dwarf2out.c: Likewise.
11722 * except.c: Likewise.
11723 * except.h: Likewise.
11724 * fixed-value.h: Likewise.
11725 * function.c: Likewise.
11726 * function.h: Likewise.
11727 * gimple.h: Likewise.
11728 * integrate.c: Likewise.
11729 * optabs.c: Likewise.
11730 * output.h: Likewise.
11731 * real.h: Likewise.
11733 * stringpool.c: Likewise.
11734 * tree-data-ref.c: Likewise.
11735 * tree-flow.h: Likewise.
11736 * tree-scalar-evolution.c: Likewise.
11737 * tree-ssa-address.c: Likewise.
11738 * tree-ssa-alias.h: Likewise.
11739 * tree-ssa-operands.h: Likewise.
11740 * tree.c: Likewise.
11741 * tree.h: Likewise.
11742 * varasm.c: Likewise.
11743 * varray.h: Likewise.
11745 * coretypes.h: Do not define GTY macro if it is already defined.
11746 * doc/gty.texi: Update GTY documentation to new syntax.
11747 * gengtype-lex.l: Enforce attribute-like syntax for GTY
11748 annotations on structs.
11749 * gengtype-parse.c: Likewise.
11751 2009-04-22 Mark Heffernan <meheff@google.com>
11753 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
11755 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
11757 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
11760 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
11762 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
11763 the same as a PLUS without a shift. Increase the cost of a
11766 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11768 * Makefile.in: Update dependencies.
11769 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
11770 * errors.h: Remove bogus comment about compatibility.
11771 (warning): Update declaration.
11772 * genautomata.c: Update all calls to warning.
11773 * gimple.c: Do not include errors.h. Include toplev.h.
11774 * tree-ssa-structalias.c: Do not include errors.h.
11775 * omega.c: Likewise.
11776 * tree-ssa-reassoc.c: Likewise.
11777 * config/spu/spu-c.c: Likewise.
11778 * config/spu/t-spu-elf: Update dependencies.
11780 2009-04-22 Richard Guenther <rguenther@suse.de>
11782 PR tree-optimization/39824
11783 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
11784 make sure the types are compatible.
11786 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11789 * c-common.c (c_parse_error): Take a token_flags parameter.
11790 Use token_type for the token type instead.
11791 Pass token_flags to cpp_type2name.
11792 * c-common.h (c_parse_error): Update declaration.
11793 * c-parser.c (c_parser_error): Pass 0 as token flags.
11795 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
11797 PR rtl-optimization/39580
11798 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
11800 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11802 * function.c (expand_function_end): Do not emit a jump to the "naked"
11803 return label for fall-through returns.
11804 * except.c (sjlj_emit_function_exit): Always place the call to the
11805 unregister function at the location installed by expand_function_end.
11807 2009-04-22 Richard Guenther <rguenther@suse.de>
11809 PR tree-optimization/39845
11810 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
11811 (gen_inbound_check): Likewise.
11813 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
11815 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
11817 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
11818 * config/vxlib.c (__gthread_once): Add race guard for PPC.
11820 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
11822 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
11823 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
11824 shift counts to avoid out-of-bounds array accesses.
11826 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
11828 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
11829 (Pmode): Move above.
11831 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
11833 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
11834 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
11835 GET_CODE macro. Use IN_RANGE macro where appropriate.
11836 * config/alpha/alpha.h: Ditto.
11837 * config/alpha/alpha.md: Ditto.
11838 * config/alpha/constraints.md: Ditto.
11839 * config/alpha/predicates.md: Ditto.
11841 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
11843 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
11844 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11845 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11846 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11847 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11848 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11849 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11850 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11851 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11852 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11853 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11854 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11855 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11856 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11857 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11858 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11859 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11860 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11861 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11862 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11863 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11864 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11865 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11866 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11867 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11868 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11869 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11871 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
11873 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
11874 references from comments.
11875 * cfgbuild.c: (count_basic_blocks): Delete.
11876 (find_basic_blocks_1): Delete.
11877 (find_basic_blocks): Delete.
11878 * except.c (finish_eh_generation): Make static. Move comment from
11879 except.h here. Remove find_basic_blocks references from comments.
11880 * except.h (finish_eh_generation): Delete.
11881 * basic-block.h (find_basic_blocks): Delete.
11882 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
11884 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
11886 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
11887 (sdbout_parms): Likewise.
11889 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
11891 * config/sh/sh.c (prepare_cbranch_operands): Use
11892 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
11893 (expand_cbranchdi4): Likewise.
11894 (from_compare): Add cast to enum type.
11895 (expand_cbranchsi4): Use add_reg_note.
11896 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
11897 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
11898 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
11899 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
11900 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
11901 instead of CODE_FOR_nothing.
11902 (cbranchdi4): Likewise. Fix the order of arguments for
11904 (push_fpscr): Use add_reg_note.
11905 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
11906 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
11908 2009-04-21 Joseph Myers <joseph@codesourcery.com>
11910 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
11911 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
11912 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
11913 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
11914 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
11915 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
11916 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
11917 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
11918 config/alpha/x-vms, config/arc/t-arc,
11919 config/arm/README-interworking, config/arm/arm-c.c,
11920 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
11921 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
11922 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
11923 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
11924 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
11925 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
11926 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
11927 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
11928 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
11929 config/cris/t-elfmulti, config/crx/t-crx,
11930 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
11931 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
11932 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
11933 config/h8300/t-h8300, config/i386/athlon.md,
11934 config/i386/darwin-libgcc.10.4.ver,
11935 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
11936 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
11937 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
11938 config/i386/t-linux64, config/i386/t-nwld,
11939 config/i386/t-rtems-i386, config/i386/t-sol2-10,
11940 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
11941 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
11942 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
11943 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
11944 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
11945 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
11946 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
11947 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
11948 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
11949 config/m68k/t-uclinux, config/mcore/t-mcore,
11950 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
11951 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
11952 config/mips/crtn.asm, config/mips/irix-crti.asm,
11953 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
11954 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
11955 config/mips/mips-fixed.md, config/mips/sb1.md,
11956 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
11957 config/mips/t-iris6, config/mips/t-isa3264,
11958 config/mips/t-libgcc-mips16, config/mips/t-linux64,
11959 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
11960 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
11961 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
11962 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
11963 config/mn10300/t-linux, config/mn10300/t-mn10300,
11964 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
11965 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
11966 config/picochip/libgccExtras/clzsi2.asm,
11967 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
11968 config/rs6000/darwin-libgcc.10.4.ver,
11969 config/rs6000/darwin-libgcc.10.5.ver,
11970 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
11971 config/rs6000/t-aix43, config/rs6000/t-aix52,
11972 config/rs6000/t-darwin, config/rs6000/t-fprules,
11973 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
11974 config/rs6000/t-lynx, config/rs6000/t-netbsd,
11975 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
11976 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
11977 config/rs6000/t-rtems, config/rs6000/t-spe,
11978 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
11979 config/score/t-score-elf, config/sh/divcost-analysis,
11980 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
11981 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
11982 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
11983 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
11984 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
11985 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
11986 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
11987 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
11988 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
11989 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
11990 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
11991 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
11992 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
11993 limitx.h, version.c, xcoff.h: Add copyright and license notices.
11994 * config/h8300/genmova.sh: Include copyright and license notices
11995 in generated output.
11996 * config/h8300/mova.md: Regenerate.
11997 * doc/install.texi2html: Include word "Copyright" in copyright
11998 notice and use name "Free Software Foundation, Inc.".
11999 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
12000 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
12001 ChangeLog-2007, ChangeLog-2008: Correct dates.
12003 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
12005 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
12006 NE_EXPR operations as well.
12007 * c-parser.c (c_parser_condition): Do not set location information on
12009 (c_parser_conditional_expression): Likewise.
12010 (c_parser_binary_expression): Set location information on operators.
12011 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
12012 TRUTH_NOT_EXPR has been folded.
12013 * fold-const.c (fold_truth_not_expr): Copy location information from
12014 the incoming expression to the outgoing one.
12015 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
12016 recursive calls on the LHS of the operator but pass that of the
12017 operator to recursive calls on the RHS of the operator. Set it
12019 (shortcut_cond_expr): Set the locus of the operator on the second
12020 COND_EXPR and that of the expression on the first in degenerate cases.
12021 Pass the locus of the expression to calls to shortcut_cond_r.
12022 Set the locus of the 'then' block on the associated jump, if any.
12023 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
12024 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
12025 expression to call to gimplify_boolean_expr.
12027 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
12029 * config.gcc: Add additional configuration for
12030 i686-w64-mingw* and x86_64-w64-mingw* triplet.
12031 * config/i386/mingw-w64.h: New mingw-w64 specific header.
12032 (CPP_SPEC): Redefine for allowing -municode option.
12033 (STARTFILE_SPEC): Likewise.
12034 * config/i386/t-mingw-w64: New.
12035 * config/i386/mingw-w64.opt: New.
12036 (municode): Add new target option.
12037 * doc/invoke.texi (municode): Add documentation for new option.
12039 2009-04-21 Ian Lance Taylor <iant@google.com>
12041 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
12042 Correct test for number of arguments.
12043 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
12045 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
12047 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
12048 argument of emit_library_call.
12050 2009-04-21 Richard Guenther <rguenther@suse.de>
12052 PR middle-end/39829
12053 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
12054 inside VIEW_CONVERT_EXPRs.
12056 2009-04-21 Martin Jambor <mjambor@suse.cz>
12058 * tree-switch-conversion.c (build_constructors): Split a long line.
12059 (constructor_contains_same_values_p): New function.
12060 (build_one_array): Create assigns of constants if possible, do not
12061 call mark_sym_for_renaming, call update_stmt.
12062 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
12063 make_rename_temp. Do not call mark_symbols_for_renaming, call
12065 (gen_def_assigns): Do not call mark_symbols_for_renaming or
12066 find_new_referenced_vars, call update_stmt.
12067 (gen_inbound_check): Use create_tmp_var and create ssa names manually
12068 instead of calling make_rename_temp. Do not call
12069 find_new_referenced_vars or mark_symbols_for_renaming, call
12072 2009-04-21 Richard Guenther <rguenther@suse.de>
12074 PR tree-optimization/39827
12075 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
12076 (tree_ssa_phiprop): Pass the correct array size.
12078 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
12080 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
12082 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
12085 * c-typeck.c (lvalue_p): Move declaration ...
12086 * c-common.h (lvalue_p): ... to here.
12087 * c-common.c (candidate_equal_p): New.
12088 (add_tlist): Use it.
12089 (merge_tlist): Use it.
12090 (warn_for_collisions_1): Likewise.
12091 (warning_candidate_p): Accept more candidates.
12092 (verify_tree): A warning candidate can be an expression. Use
12095 2009-04-21 Ben Elliston <bje@au.ibm.com>
12098 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
12099 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
12100 options. Remove -mcall-solaris documentation.
12102 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12105 * doc/invoke.texi (-Wlong-long): Update description.
12106 * c-lex (interpret_integer): Only warn if there was no previous
12107 overflow and -Wlong-long is enabled.
12108 * c-decl.c (declspecs_add_type): Drop redundant flags.
12109 * c.opt (Wlong-long): Init to -1.
12110 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
12111 and front-end warn_long_long. Wlong-long only depends on other
12112 flags if it is uninitialized.
12113 * c-parser.c (disable_extension_diagnostics): warn_long_long is
12114 the same for CPP and FE.
12115 (restore_extension_diagnostics): Likewise.
12117 2009-04-20 Ian Lance Taylor <iant@google.com>
12119 Fix enum conversions which are invalid in C++:
12120 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
12121 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
12122 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
12123 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
12124 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
12125 (dbxout_parms): Likewise.
12126 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
12127 (df_clear_flags): Likewise.
12128 * df-problems.c (df_rd_bb_local_compute_process_def): Change
12129 top_flag parameter to int.
12130 (df_chain_create_bb_process_use): Likewise.
12131 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
12133 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
12134 (df_ref_create_structure, df_def_record_1): Likewise.
12135 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
12136 (df_notes_rescan): Change 0 to VOIDmode in function call.
12137 (df_get_call_refs, df_insn_refs_collect): Likewise.
12138 (df_bb_regs_collect): Likewise.
12139 (df_entry_block_defs_collect): Likewise.
12140 (df_exit_block_uses_collect): Likewise.
12141 * df.h: Update declarations.
12142 * double-int.c (double_int_divmod): Add cast to enum type.
12143 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
12144 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
12145 (based_loc_descr): Likewise.
12146 (loc_descriptor_from_tree_1): Change first_op and second_op to
12147 enum dwarf_location_atom. Add cast to enum type.
12148 * expmed.c (init_expmed): Change 0 to SET in function call.
12149 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
12150 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
12151 (do_store_flag): Likewise.
12152 * fixed-value.h (struct fixed_value): Change mode to enum
12154 * function.c (assign_parms): Change 0 to VOIDmode in function call.
12155 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
12157 (insert_insn_decl, insert_decl, insert_state): Likewise.
12158 (automata_list_finish): Likewise.
12159 * genrecog.c (process_define_predicate): Add cast to enum type.
12160 * gensupport.c (init_predicate_table): Add cast to enum type.
12161 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
12163 (gimple_build_call_1, gimple_build_label): Likewise.
12164 (gimple_build_goto, gimple_build_asm_1): Likewise.
12165 (gimple_build_switch_1, gimple_build_cdt): Likewise.
12166 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
12167 (enum fallback): Rename from enum fallback_t.
12168 (fallback_t): Typedef as int.
12169 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
12170 GSI_SAME_STMT in function call.
12171 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
12173 (setup_reg_class_relations): Likewise.
12174 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
12175 (setup_prohibited_class_mode_regs): Add cast to enum type.
12176 (setup_prohibited_mode_move_regs): Likewise.
12177 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
12178 (record_address_regs): Change i to enum reg_class.
12179 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
12180 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
12181 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
12182 (GET_MODE_2XWIDER_MODE): Likewise.
12183 (GET_CLASS_NARROWEST_MODE): Likewise.
12184 * omp-low.c (expand_omp_for): Add cast to enum type.
12185 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
12186 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
12187 * postreload.c (reload_cse_simplify_operands): Change rclass local
12189 * predict.c (combine_predictions_for_insn): Change best_predictor
12190 and predictor to enum br_predictor.
12191 (combine_predictions_for_bb): Likewise.
12192 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
12193 use SET_PREDICT_EXPR_OUTCOME.
12194 * real.c (real_arithmetic): Change icode to code in function call.
12195 * reginfo.c (init_move_cost): Add casts to enum type.
12196 (init_reg_sets_1, init_fake_stack_mems): Likewise.
12197 * regmove.c (regclass_compatible_p): Change class0 and class1 to
12199 * reload.c (find_valid_class): Add casts to enum type.
12200 (push_reload): Change 0 to NO_REGS in function call.
12201 (find_reloads): Change this_alternative to array of enum
12202 reg_class. Remove some now-unnecessary casts.
12203 (make_memloc): Change 0 to VOIDmode in function call.
12204 * reload1.c (reload): Change 0 to VOIDmode in function call.
12205 (eliminate_regs_1, elimination_effects): Likewise.
12206 (eliminate_regs_in_insn): Likewise.
12207 (emit_input_reload_insns): Add cast to enum type.
12208 (delete_output_reload): Change 0 to VOIDmode in function call.
12209 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
12210 to enum type in function call.
12211 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
12212 (SET_PREDICT_EXPR_OUTCOME): Define.
12213 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
12214 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
12215 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
12216 (dump_function): Likewise.
12217 * tree-dump.h: Update declarations.
12218 * tree-pass.h: Update declarations.
12219 * varasm.c (assemble_integer): Change mclass to enum mode_class.
12220 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
12222 (arm_rtx_costs_1): Correct parenthesization.
12223 (arm_rtx_costs): Add casts to enum type.
12224 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
12225 (vfp_emit_fstmd): Use add_rg_note.
12226 (emit_multi_reg_push, emit_sfm): Likewise.
12227 (thumb_set_frame_pointer): Likewise.
12228 (arm_expand_prologue): Likewise.
12229 (arm_regno_class): Change return type to enum reg_class.
12230 (thumb1_expand_prologue): Use add_reg_note.
12231 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
12232 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
12234 * config/arm/gentune.sh: Add cast to enum type.
12235 * config/arm/arm-tune.md: Rebuild.
12236 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
12237 (ix86_split_fp_branch, predict_jump): Likewise.
12238 (ix86_expand_multi_arg_builtin): Change sub_code from enum
12239 insn_code to enum rtx_code.
12240 (ix86_builtin_vectorized_function): Add cast to enum type.
12241 * config/i386/i386.md (truncdfsf2): Change slot to enum
12243 (truncxf<mode>2, isinf<mode>2): Likewise.
12244 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
12246 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
12247 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
12248 (insert_bundle_state): Change 1 to INSERT in function call.
12249 (ia64_add_bundle_selector_before): Likewise.
12250 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
12251 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
12252 (restore_stack_nonlocal): Likewise.
12253 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
12255 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
12257 (mips_rtx_costs): Likewise.
12258 (mips_override_options): Add casts to enum type.
12259 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
12261 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
12262 (store_reg, set_reg_plus_d): Likewise.
12263 (hppa_expand_prologue, hppa_profile_hook): Likewise.
12264 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
12266 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
12268 (emit_unlikely_jump): Use add_reg_note.
12269 (rs6000_emit_allocate_stack): Likewise.
12270 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
12271 (output_toc): Change 1 to INSERT in function call.
12272 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
12273 (rs6000_initialize_trampoline): Likewise.
12274 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
12276 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
12277 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
12278 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
12279 (save_gprs): Use add_reg_note.
12280 (s390_emit_prologue): Likewise.
12281 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
12282 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
12283 (sparc_fold_builtin): Add cast to enum type.
12284 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
12286 (spu_expand_prologue): Use add_reg_note.
12287 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
12289 2009-04-20 Ian Lance Taylor <iant@google.com>
12291 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
12292 (c_parser_postfix_expression_after_primary): Get VEC for list of
12293 arguments. Get original types of arguments. Call
12294 build_function_call_vec.
12295 (cached_expr_list_1, cached_expr_list_2): New static variables.
12296 (c_parser_expr_list): Change return type to VEC *. Add
12297 p_orig_types parameter. Change all callers.
12298 (c_parser_release_expr): New static function.
12299 (c_parser_vec_to_tree_list): New static function.
12300 * c-typeck.c (build_function_call): Rewrite to build a VEC and
12301 call build_function_call_vec.
12302 (build_function_call_vec): New function, based on old
12303 build_function_call.
12304 (convert_arguments): Remove nargs and argarray parameters. Change
12305 values to a VEC. Add origtypes parameter.
12306 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
12307 (convert_for_assignment): Add origtype parameter. Change all
12308 callers. If warn_cxx_compat, check for conversion to an enum
12309 type when calling a function.
12310 (store_init_value): Add origtype parameter. Change all callers.
12311 (digest_init): Likewise.
12312 (struct init_node): Add origtype field.
12313 (add_pending_init): Add origtype parameter. Change all callers.
12314 (output_init_element): Likewise.
12315 (output_pending_init_elements): Pass origtype from init_node to
12316 output_init_element.
12317 (process_init_element): Pass origtype from c_expr to
12318 output_init_element.
12319 (c_finish_return): Add origtype parameter. Change all callers.
12320 * c-common.c (sync_resolve_size): Change params to VEC *. Change
12322 (sync_resolve_params): Likewise.
12323 (sync_resolve_return): Change params to first_param. Change caller.
12324 (resolve_overloaded_builtins): Change params to VEC *. Change
12325 callers. Save first parameter around call to build_function_call_vec.
12326 * c-decl.c (finish_decl): Add origtype parameter. Change all
12327 callers. Call build_function_call_vec rather than
12328 build_function_call for cleanup.
12329 * c-tree.h: Update declarations.
12330 * c-common.h: Update declarations.
12331 * stub-objc.c (objc_rewrite_function_call): Change parameter from
12332 params to first_param.
12333 * target.h (struct gcc_target): Change resolve_overloaded_builtin
12334 params parameter from tree to void *.
12335 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
12336 Change arglist parameter to have type void *, and to be a pointer
12338 * config/rs6000/rs6000-protos.h
12339 (altivec_resolve_overloaded_builtin): Update declaration.
12340 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
12341 fnargs parameter to have type void *, and to be a pointer to a
12342 VEC. Call build_function_call_vec instead of
12343 build_function_call.
12344 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
12346 2009-04-20 Joey Ye <joey.ye@intel.com>
12347 Xuepeng Guo <xuepeng.guo@intel.com>
12348 H.J. Lu <hongjiu.lu@intel.com>
12350 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
12352 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
12353 (IX86_LEA_PRIORITY): Likewise.
12354 (distance_non_agu_define): New function.
12355 (distance_agu_use): Likewise.
12356 (ix86_lea_for_add_ok): Likewise.
12357 (ix86_dep_by_shift_count): Likewise.
12359 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
12360 should split for LEA.
12362 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
12364 (ix86_dep_by_shift_count): Likewise.
12366 2009-04-20 Richard Guenther <rguenther@suse.de>
12368 * expr.c (handled_component_p): Move ...
12369 * tree.h (handled_component_p): ... here.
12370 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
12371 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
12372 and REALPART_EXPR to be in one group.
12374 2009-04-20 Richard Guenther <rguenther@suse.de>
12376 * basic-block.h (get_all_dominated_blocks): Declare.
12377 * dominance.c (get_all_dominated_blocks): New function.
12378 * tree-cfg.c (get_all_dominated_blocks): Remove.
12379 (remove_edge_and_dominated_blocks): Adjust.
12380 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
12381 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
12382 instead of recursing.
12384 2009-04-20 Doug Kwan <dougkwan@google.com>
12386 * cgraph.h (cgraph_node_ptr): New type for vector functions.
12387 (struct cgraph_node_set_def): New type.
12388 (cgraph_node_set) New type. Also declare vector functions.
12389 (struct cgraph_node_set_element_def): New type.
12390 (cgraph_node_set_element): Ditto.
12391 (cgraph_node_set_iterator): New iterator type.
12392 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
12393 cgraph_node_set_remove, dump_cgraph_node_set,
12394 debug_cgraph_node_set): New prototypes.
12395 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
12396 cgraph_node_set_size): New inlines.
12397 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
12398 including cgraph.h.
12399 (struct ipa_opt_pass): Add struct cgraph_node_set_def
12400 argument to function 'write_summary'.
12401 * ipa.c: Include ggc.h.
12402 (hash_cgraph_node_set_element,
12403 eq_cgraph_node_set_element, cgraph_node_set_new,
12404 cgraph_node_set_add, cgraph_node_set_remove,
12405 cgraph_node_set_find, dump_cgraph_node_set,
12406 debug_cgraph_node_set): New functions.
12407 * Makefile.in (ipa.o): Add dependency on GGC_H.
12409 2009-04-20 Ira Rosen <irar@il.ibm.com>
12411 PR tree-optimization/39675
12412 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
12413 check of the return code of vect_schedule_slp. Check that
12414 stmt_vec_info still exists for the statement, before checking its
12415 vectorization type.
12417 2009-04-20 Michael Matz <matz@suse.de>
12419 * Makefile.in (generated_files): Take out $(simple_generated_c).
12421 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
12423 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
12424 (UINTPTR_TYPE): Likewise.
12426 2009-04-19 Joseph Myers <joseph@codesourcery.com>
12429 * c-typeck.c (digest_init): Check for initializing an array with a
12432 2009-04-19 Joseph Myers <joseph@codesourcery.com>
12435 * c-semantics.c (pop_stmt_list): Propagate
12436 STATEMENT_LIST_HAS_LABEL to parent statement list.
12438 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
12440 * config/mips/mips.h (mips_tune_attr): New macro.
12441 * config/mips/mips.md (cpu): Use it.
12443 2009-04-19 Joseph Myers <joseph@codesourcery.com>
12446 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
12449 2009-04-19 Diego Novillo <dnovillo@google.com>
12451 * toplev.c (compile_file): Move call to coverage_finish ...
12452 * cgraphunit.c (ipa_passes): ... here.
12453 Call cgraph_process_new_functions.
12454 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
12455 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
12457 2009-04-19 Jan Hubicka <jh@suse.cz>
12459 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
12461 (dump_cgraph_node): Dump can throw external flag.
12462 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
12464 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
12468 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
12469 * common.opt (Wlogical-op): Move from here...
12470 * c.opt (Wlogical-op): ... to here.
12471 * c-typeck.c (parser_build_binary_op): Update call to
12472 warn_logical_operator.
12473 * c-opts.c (c_common_post_options): Enable warn_logical_op with
12475 * c-common.c (warn_logical_op): Update.
12476 * c-common.h (warn_logical_op): Update declaration.
12478 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
12480 * tree.c (protected_set_expr_location): Fix formatting.
12482 2009-04-18 Joseph Myers <joseph@codesourcery.com>
12485 * c-typeck.c (readonly_warning): new.
12486 (build_unary_op, build_modify_expr): Use readonly_warning for
12487 storing into something readonly but not const-qualified.
12489 2009-04-18 Joseph Myers <joseph@codesourcery.com>
12492 * c-typeck.c (build_unary_op): Check for taking address of
12493 expression of type void.
12495 2009-04-18 Joseph Myers <joseph@codesourcery.com>
12498 * c-typeck.c (build_function_call): Check for calling a function
12499 with qualified void return types. Call require_complete_type when
12502 2009-04-18 Jan Hubicka <jh@suse.cz>
12504 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
12506 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
12507 can_throw_external flag.
12508 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
12509 * ipa-pure-const.c (ignore_edge): New function.
12510 (propagate): Compute order for NOTHROW computation; set NOTHROWs
12511 only over can_throw_external edges.
12512 (local_pure_const): Add nothrow flag.
12513 * ipa-utils.c (searchc): Add ignore_edge callback.
12514 (ipa_utils_reduced_inorder): Add ignore_edge callback.
12515 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
12516 (set_nothrow_function_flags): Update cgraph.
12517 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
12519 2009-04-18 Richard Guenther <rguenther@suse.de>
12521 PR middle-end/39804
12522 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
12523 (fold_stmt): ... this and ...
12524 (fold_stmt_inplace): ... this.
12525 (fold_stmt_1): Fold references in calls and asms.
12526 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
12528 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12530 * tree-vrp.c (ssa_name_nonzero_p): Remove.
12531 * tree.h: Remove the prototype for ssa_name_nonzero_p.
12533 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12535 * tree.c (function_args_count): Remove.
12536 * tree.h: Remove the prototype for function_args_count.
12538 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12540 * tree-iterator.c (expr_only): Remove.
12541 * tree.h: Remove the prototype for expr_only.
12543 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12545 * reginfo.c (cannot_change_mode_set_regs): Remove.
12546 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
12548 2009-04-08 Anatoly Sokolov <aesok@post.ru>
12550 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
12551 whether operands 0 and 1 overlaps.
12553 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
12555 PR middle-end/36902
12556 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
12557 pointer. Use warning_at instead of warning.
12558 (search_for_addr_array): Likewise.
12559 (check_array_bounds): Likewise.
12560 (check_all_array_refs): Check that the incoming edge is not in the
12561 list of edges to be removed.
12562 (check_all_array_refs): Avoid the temporal pointer.
12563 (vrp_visit_cond_stmt): Fix typo.
12564 (simplify_switch_using_ranges): Handle the case where the switch
12565 index is an integer constant.
12567 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
12569 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
12571 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12573 * doc/extend.texi, doc/invoke.texi: Fix typos.
12575 2009-04-17 Cary Coutant <ccoutant@google.com>
12577 * tree-flow-inline.h (get_lineno): Fix inverted test.
12579 2009-04-17 Diego Novillo <dnovillo@google.com>
12581 * tree-ssa-pre.c (create_expression_by_pieces): Remove
12582 assertion for AVAIL_OUT.
12584 2009-04-17 Mike Frysinger <vapier@gentoo.org>
12587 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
12588 * config/sh/linux-atomic.asm: Likewise.
12590 2009-04-17 Diego Novillo <dnovillo@google.com>
12592 * except.c (debug_eh_tree): New.
12593 (struct eh_region, struct eh_status): Move ...
12594 * except.h: ... here.
12595 (add_type_for_runtime): Declare extern.
12596 (lookup_type_for_runtime): Likewise.
12597 (debug_eh_tree): Declare.
12598 * Makefile.in (GTFILES): List except.h before except.c
12600 2009-04-17 Diego Novillo <dnovillo@google.com>
12602 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
12603 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
12604 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
12605 (find_vars_r): ... here.
12606 * tree-flow.h (find_referenced_vars_in): Declare.
12607 * tree-ssa-pre.c (create_expression_by_pieces): Assert
12608 that AVAIL_OUT exists for BLOCK.
12609 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
12610 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
12611 (tree-parloops.o): Likewise.
12613 2009-04-17 Simon Baldwin <simonb@google.com>
12615 * toplev.c (default_tree_printer): Add handling for %E format.
12617 2009-04-17 Diego Novillo <dnovillo@google.com>
12619 * tree-pretty-print.c (dump_generic_node): Add break after
12620 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
12621 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
12622 FUNCTION_TYPE together. Call print_struct_decl when printing
12623 structures and TDF_SLIM is not given.
12624 (print_struct_decl): Fix logic for detecting recursion.
12626 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
12629 * gcc.c (create_at_file): New.
12630 (compile_input_file_p): New.
12631 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
12632 * main.c (main): Update call to toplev_main.
12633 * toplev.c (toplev_main): Change signature. Call expandargv.
12634 * toplev.h (toplev_main): Change signature.
12636 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
12638 * dwarf2out.c (field_byte_offset): Use the type size as the field size
12639 if the latter is not constant.
12641 2009-04-17 David Edelsohn <edelsohn@gnu.org>
12643 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
12645 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
12647 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
12648 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
12650 2009-04-17 Richard Guenther <rguenther@suse.de>
12652 * tree-ssa-structalias.c (get_constraint_for_component_ref):
12653 Handle component references view-converting an invariant address.
12655 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
12657 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
12658 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
12659 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
12660 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
12661 Use @deftypevr rather than @deftypevar.
12663 2009-04-17 Richard Guenther <rguenther@suse.de>
12665 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
12666 (get_prop_source_stmt): Likewise.
12667 (can_propagate_from): Likewise.
12669 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
12671 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
12672 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
12673 (--with-multilib-list): Add default value.
12674 * configure: Regenerate.
12675 * Makefile.in (TM_ENDIAN_CONFIG): Define.
12676 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
12677 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
12678 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
12679 Don't add default cpu to multilib list unnecessarily, but do enable
12680 the relevant compiler option..
12681 Add support for --with-multilib-list=<blank> and
12682 --with-multilib-list=!<somelib> to supress unwanted multilibs.
12683 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
12684 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
12685 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
12686 TM_MULTILIB_CONFIG.
12687 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
12688 (MULTILIB_OSDIRNAMES): New variable.
12689 * config/sh/t-1e: Delete file.
12690 * config/sh/t-mlib-sh1: Delete file.
12691 * config/sh/t-mlib-sh2: Delete file.
12692 * config/sh/t-mlib-sh2a: Delete file.
12693 * config/sh/t-mlib-sh2a-nofpu: Delete file.
12694 * config/sh/t-mlib-sh2a-single: Delete file.
12695 * config/sh/t-mlib-sh2a-single-only: Delete file.
12696 * config/sh/t-mlib-sh2e: Delete file.
12697 * config/sh/t-mlib-sh3e: Delete file.
12698 * config/sh/t-mlib-sh4: Delete file.
12699 * config/sh/t-mlib-sh4-nofpu: Delete file.
12700 * config/sh/t-mlib-sh4-single: Delete file.
12701 * config/sh/t-mlib-sh4-single-only: Delete file.
12702 * config/sh/t-mlib-sh4a: Delete file.
12703 * config/sh/t-mlib-sh4a-nofpu: Delete file.
12704 * config/sh/t-mlib-sh4a-single: Delete file.
12705 * config/sh/t-mlib-sh4a-single-only: Delete file.
12706 * config/sh/t-mlib-sh4al: Delete file.
12707 * config/sh/t-mlib-sh5-32media: Delete file.
12708 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
12709 * config/sh/t-mlib-sh5-64media: Delete file.
12710 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
12711 * config/sh/t-mlib-sh5-compact: Delete file.
12712 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
12713 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
12714 * doc/install.texi (Options specification): Add
12715 --with-multilib-list and --with-endian.
12717 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
12719 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
12721 (OBJS-common): Add plugin-version.o.
12722 (plugin-version.o): New.
12723 * gcc-plugin.h (plugin_gcc_version): New.
12724 (plugin_default_version_check): New.
12725 (plugin_init_func, plugin_init): Add version argument.
12726 * plugin-version.c: New.
12727 * plugin.c (str_plugin_gcc_version_name): New.
12728 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
12729 pass it to the init function.
12730 (plugin_default_version_check): New.
12732 2009-04-17 Richard Guenther <rguenther@suse.de>
12734 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
12735 for decl-vs-decl disambiguation.
12737 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
12739 * config/s390/s390.h (s390_tune_attr): New macro definition.
12740 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
12742 2009-04-17 Richard Guenther <rguenther@suse.de>
12744 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
12745 (fold_stmt_r): Likewise.
12746 (maybe_fold_reference): New function.
12747 (fold_gimple_assign): Handle cases fold_stmt_r did.
12748 (fold_stmt): Do not use fold_stmt_r.
12749 (fold_stmt_inplace): Likewise.
12751 2009-04-17 Richard Guenther <rguenther@suse.de>
12753 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
12754 (record_equivalences_from_stmt): Remove useless checks and
12756 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
12757 the type is already suitable.
12759 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
12761 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
12763 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
12765 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
12766 (CMPtype): Define as __gcc_CMPtype.
12768 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
12770 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
12771 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
12773 2009-04-17 Richard Guenther <rguenther@suse.de>
12775 PR tree-optimization/39746
12776 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
12777 special-casing for builtins and static variable use/def.
12778 (call_may_clobber_ref_p_1): Likewise.
12780 2009-04-16 Ian Lance Taylor <iant@google.com>
12782 * df.h: Include "timevar.h".
12783 (struct df_problem): Change tv_id field to timevar_id_t.
12784 * tree-pass.h: Include "timevar.h".
12785 (struct opt_pass): Change tv_id field to timevar_id_t.
12786 * timevar.h (timevar_id_t): Define TV_NONE.
12787 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
12788 TV_NONE rather than tv_id != 0.
12789 (execute_one_pass): Likewise.
12790 * Makefile.in (DF_H): Add $(TIMEVAR_H).
12791 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
12792 dependencies to $(TREE_PASS_H).
12793 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
12795 (pass_branch_target_load_optimize2): Likewise.
12796 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
12797 (pass_outof_cfg_layout_mode): Likewise.
12798 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
12799 (pass_rebuild_cgraph_edges): Likewise.
12800 (pass_remove_cgraph_callee_edges): Likewise.
12801 * df-core.c (pass_df_initialize_opt): Likewise.
12802 (pass_df_initialize_no_opt): Likewise.
12803 (pass_df_finish): Likewise.
12804 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
12805 * except.c (pass_set_nothrow_function_flags): Likewise.
12806 (pass_convert_to_eh_region_ranges): Likewise.
12807 * final.c (pass_compute_alignments): Likewise.
12808 * function.c (pass_instantiate_virtual_regs): Likewise.
12809 (pass_init_function): Likewise.
12810 (pass_leaf_regs): Likewise.
12811 (pass_match_asm_constraints): Likewise.
12812 * gimple-low.c (pass_lower_cf): Likewise.
12813 (pass_mark_used_blocks): Likewise.
12814 * init-regs.c (pass_initialize_regs): Likewise.
12815 * integrate.c (pass_initial_value_sets): Likewise.
12816 * ira.c (pass_ira): Likewise.
12817 * jump.c (pass_cleanup_barriers): Likewise.
12818 * omp-low.c (pass_expand_omp): Likewise.
12819 (pass_lower_omp): Likewise.
12820 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
12821 * recog.c (pass_split_all_insns): Likewise.
12822 (pass_split_after_reload): Likewise.
12823 (pass_split_before_regstack): Likewise.
12824 (pass_split_before_sched2): Likewise.
12825 (pass_split_for_shorten_branches): Likewise.
12826 * reginfo.c (pass_reginfo_init): Likewise.
12827 (pass_subregs_of_mode_init): Likewise.
12828 (pass_subregs_of_mode_finish): Likewise.
12829 * passes.c (pass_postreload): Likewise.
12830 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
12831 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
12832 (pass_warn_function_return): Likewise.
12833 (pass_warn_function_noreturn): Likewise.
12834 * tree-complex.c (pass_lower_complex): Likewise.
12835 (pass_lower_complex_O0): Likewise.
12836 * tree-if-conv.c (pass_if_conversion): Likewise.
12837 * tree-into-ssa.c (pass_build_ssa): Likewise.
12838 * tree-mudflap.c (pass_mudflap_1): Likewise.
12839 (pass_mudflap_2): Likewise.
12840 * tree-nomudflap.c (pass_mudflap_1): Likewise.
12841 (pass_mudflap_2): Likewise.
12842 * tree-nrv.c (pass_return_slot): Likewise.
12843 * tree-object-size.c (pass_object_sizes): Likewise.
12844 * tree-optimize.c (pass_all_optimizations): Likewise.
12845 (pass_early_local_passes): Likewise.
12846 (pass_all_early_optimizations): Likewise.
12847 (pass_cleanup_cfg): Likewise.
12848 (pass_cleanup_cfg_post_optimizing): Likewise.
12849 (pass_free_datastructures): Likewise.
12850 (pass_free_cfg_annotations): Likewise.
12851 (pass_fixup_cfg): Likewise.
12852 (pass_init_datastructures): Likewise.
12853 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
12854 (pass_late_warn_uninitialized): Likewise.
12855 (pass_update_address_taken): Likewise.
12856 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
12857 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
12858 (pass_cse_sincos): Likewise.
12859 (pass_convert_to_rsqrt): Likewise.
12860 * tree-ssa-structalias.c (pass_build_alias): Likewise.
12861 * tree-stdarg.c (pass_stdarg): Likewise.
12862 * tree-tailcall.c (pass_tail_recursion): Likewise.
12863 (pass_tail_calls): Likewise.
12864 * tree-vect-generic.c (pass_lower_vector): Likewise.
12865 (pass_lower_vector_ssa): Likewise.
12866 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
12868 2009-04-16 Joseph Myers <joseph@codesourcery.com>
12870 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
12872 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
12874 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
12875 logical and signext.
12877 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
12880 * config/sh/predicates.md (arith_operand): Check if the operand
12881 of TRUNCATE is a REG.
12883 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12885 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
12886 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
12888 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12890 * tree-iterator.c (tsi_split_statement_list_after,
12891 tsi_split_statement_list_before): Remove.
12892 * tree-iterator.h: Remove the prototypes for
12893 tsi_split_statement_list_after and tsi_split_statement_list_before.
12895 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12897 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
12898 * tree-ssa-propagate.h: Remove the prototype for
12899 stmt_makes_single_load.
12901 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12903 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
12904 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
12906 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12908 * tree-iterator.c (EXPR_LAST_BODY): Remove.
12910 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12912 * except.c (eh_region_outer_p): Remove.
12913 * except.h: Remove the prototype for eh_region_outer_p.
12915 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12917 * function.c (current_function_assembler_name): Remove.
12918 * function.h: Remove the prototype for
12919 current_function_assembler_name.
12921 2009-04-16 Ian Lance Taylor <iant@google.com>
12923 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
12924 (add_reg_note): Call alloc_reg_note.
12925 * rtl.h (alloc_reg_note): Declare.
12926 * combine.c (try_combine): Use alloc_reg_note.
12927 (recog_for_combine, move_deaths): Likewise.
12928 (distribute_notes): Use alloc_reg_note and add_reg_note.
12929 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
12930 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
12931 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
12933 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
12935 PR rtl-optimization/39762
12936 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
12937 ira_may_move_out_cost): Add comments about way of their usage.
12938 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
12940 * ira-conflicts.c (process_regs_for_copy): Use function
12941 ira_get_register_move_cost instead of global
12942 ira_register_move_cost.
12944 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
12945 color_pass, move_spill_restore, update_curr_costs): Ditto.
12947 * ira-lives.c (process_single_reg_class_operands): Ditto.
12949 * ira-emit.c (emit_move_list): Ditto.
12951 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
12952 (record_reg_classes): Ditto. Use functions
12953 ira_get_register_move_cost and ira_get_may_move_cost instead of
12954 global vars ira_register_move_cost, ira_may_move_out_cost and
12955 ira_may_move_in_cost.
12956 (record_address_regs): Don't call ira_init_register_move_cost.
12957 Use function ira_get_may_move_cost instead of global
12958 ira_may_move_in_cost.
12959 (process_bb_node_for_hard_reg_moves): Use function
12960 ira_get_register_move_cost instead of global ira_register_move_cost.
12961 (ira_costs): Don't call ira_init_register_move_cost.
12963 2009-04-16 Richard Guenther <rguenther@suse.de>
12965 * tree-cfg.c (verify_gimple_assign_binary):
12966 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
12967 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
12968 (create_general_new_stmt): Note that this function is broken.
12970 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12972 * common.opt (fhelp): Add Var(help_flag).
12973 * gcc-plugin.h (plugin_info): Add help.
12974 * plugin.c (plugin_name_args): Add help.
12975 (register_plugin_info): Set plugin->help.
12976 (print_help_one_plugin): New.
12977 (print_plugins_help): New.
12978 * plugin.h (print_plugins_help): New.
12979 * toplev.c (toplev_main): Call print_plugins_help if needed.
12981 2009-04-16 Richard Guenther <rguenther@suse.de>
12983 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
12984 (gimple_ior_addresses_taken_1): New function.
12985 (gimple_ior_addresses_taken): Likewise.
12986 * gimple.h (struct gimple_statement_with_ops_base): Remove
12987 addresses_taken member.
12988 (gimple_ior_addresses_taken): Declare.
12989 (gimple_addresses_taken, gimple_addresses_taken_ptr,
12990 gimple_set_addresses_taken): Remove.
12991 * ipa-reference.c (mark_address): New function.
12992 (scan_stmt_for_static_refs): Use it for marking addresses taken.
12993 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
12994 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
12995 (gimple_add_to_addresses_taken): Remove.
12996 (get_tmr_operands): Call mark_address_taken.
12997 (get_asm_expr_operands): Likewise.
12998 (get_expr_operands): Likewise.
12999 (build_ssa_operands): Do not clear the addresses_taken bitmap.
13000 (free_stmt_operands): Do not free it.
13001 * tree-ssa.c (delete_tree_ssa): Likewise.
13002 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
13004 2009-04-16 Richard Guenther <rguenther@suse.de>
13006 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
13007 (walk_stmt_load_store_ops): Likewise.
13008 * gimple.c (get_base_loadstore): New function.
13009 (walk_stmt_load_store_addr_ops): Likewise.
13010 (walk_stmt_load_store_ops): Likewise.
13011 * ipa-pure-const.c (check_op): Simplify.
13012 (check_load, check_store): New functions.
13013 (check_stmt): Use walk_stmt_load_store_ops.
13014 * ipa-reference.c (mark_load): Adjust signature.
13015 (mark_store): Likewise.
13016 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
13018 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
13020 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
13021 (plugin_info): New.
13022 * opts.c (common_handle_option): Don't call print_version.
13023 * plugin.c (plugin_name_args): Add version.
13024 (register_plugin_info): New.
13025 (register_callback): Handle PLUGIN_INFO.
13026 (try_init_one_plugin): New.
13027 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
13029 (finalize_one_plugin): New.
13030 (finalize_plugins): New.
13031 (print_one_plugin): New.
13032 (print_plugins_versions): New.
13033 * plugin.h (print_plugins_versions): New.
13034 (finalize_plugins): New.
13035 * toplev.c (compile_file): Don't call initialize_plugins.
13036 (print_version): Call print_plugins_versions.
13037 (toplev_main): Call initialize_plugins. Print version if needed.
13038 Call finalize_plugins.
13040 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
13042 * common.opt (fversion): New.
13043 * gcc.c (print_version): New.
13044 (process_command): Don't print the version. Just set print_version.
13045 (main): Print version. Call subprocesses if print_version and
13046 verbose_flag are set.
13047 * opts.c (common_handle_option): Handle OPT_fversion.
13049 2009-04-16 Richard Guenther <rguenther@suse.de>
13050 Ira Rosen <irar@il.ibm.com>
13052 PR tree-optimization/39698
13053 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
13054 type of the reduction variable. Only generate the def if
13057 * omp-low.c (expand_omp_for_generic): When converting to a pointer
13058 make sure to first convert to an integer of the same precision.
13059 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
13060 the type of the evolution correctly in computing the new
13061 induction variable base.
13063 2009-04-16 Richard Guenther <rguenther@suse.de>
13065 PR middle-end/39625
13066 * tree-cfg.c (make_blocks): Split statements with to-be
13067 abnormal SSA names on the lhs.
13069 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
13071 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
13072 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
13073 * c-typeck.c (really_start_incremental_init): Likewise.
13074 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
13075 (TARGET_INITIALIZER): Remove it.
13076 * target.h (struct target): Remove vector_opaque_p.
13077 * tree.c (build_opaque_vector_type): New.
13078 * tree.h (TYPE_VECTOR_OPAQUE): New.
13079 (build_opaque_vector_type): Declare.
13080 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
13081 * config/rs6000/rs6000.c (build_opaque_vector_type,
13082 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
13083 (rs6000_init_builtins): Use build_opaque_vector_type for
13084 opaque_V4SI_type_node.
13086 2009-04-15 Catherine Moore <clm@codesourcery.com>
13088 * debug.h (set_name): Declare.
13089 * dwarf2out.c (dwarf2out_set_name): Declare.
13090 (dwarf2_debug_hooks): Add set_name.
13091 (find_AT_string): New.
13092 (add_AT_string): Call find_AT_string.
13093 (dwarf2out_set_name): New.
13094 * cp/decl.c (grokdeclarator): Call set_name.
13095 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
13096 * debug.c (do_nothing_debug_hooks): Likewise.
13097 * dbxout.c (dbx_debug_hooks): Likewise.
13098 * sdbout.c (sdb_debug_hooks): Likewise.
13100 2009-04-15 Michael Eager <eager@eagercon.com>
13102 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
13103 reg for single-precision FPU.
13104 * config/rs6000/rs6000.md (movsi_internal1): Only for
13105 !TARGET_SINGLE_FPU.
13106 (movsi_internal1_single): New. Add pattern to move SI values to/from
13107 single-precision FP regs.
13109 2009-04-15 Richard Guenther <rguenther@suse.de>
13111 * omp-low.c (lower_rec_input_clauses): Build correct address
13113 (expand_omp_for_generic): Fix multiplication type.
13114 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
13115 (generate_memset_zero): Fix types.
13116 * tree-profile.c (prepare_instrumented_value): Correctly
13119 2009-04-15 Ian Lance Taylor <iant@google.com>
13121 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
13122 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
13123 for -Wall and for -Wc++-compat.
13124 (c_common_post_options): For C++, set warn_enum_compare if not
13126 * c-tree.h (struct c_expr): Add field original_type.
13127 (build_external_ref): Update declaration.
13128 * c-parser.c (c_parser_braced_init): Set original_type.
13129 (c_parser_initelt): Likewise.
13130 (c_parser_expr_no_commas): Likewise.
13131 (c_parser_conditional_expression): Likewise.
13132 (c_parser_cast_expression): Likewise.
13133 (c_parser_unary_expression): Likewise. Pull setting of
13134 original_code to top of function.
13135 (c_parser_sizeof_expression): Set original_type.
13136 (c_parser_alignof_expression): Likewise.
13137 (c_parser_postfix_expression): Likewise. Pull setting of
13138 original_code to top of function.
13139 (c_parser_postfix_expression_after_paren_type): Set original_type.
13140 (c_parser_postfix_expression_after_primary): Likewise.
13141 (c_parser_expression): Likewise.
13142 * c-typeck.c (build_external_ref): Add type parameter. Change all
13144 (c_expr_sizeof_expr): Set original_type field.
13145 (parser_build_unary_op): Likewise.
13146 (parser_build_binary_op): Likewise. Optionally warn about
13147 comparisons of enums of different types.
13148 (digest_init): Set original_type field.
13149 (really_start_incremental_init): Likewise.
13150 (push_init_level, pop_init_level): Likewise.
13151 * doc/invoke.texi (Warning Options): -Wenum-compare now
13154 2009-04-15 Richard Guenther <rguenther@suse.de>
13156 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
13157 out a necessary conversion.
13158 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
13159 names we didn't value number.
13160 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
13162 2009-04-15 Richard Guenther <rguenther@suse.de>
13164 PR tree-optimization/39764
13165 * tree-ssa-ccp.c (get_value): Canonicalize value with
13166 canonicalize_float_value.
13168 2009-04-15 Jan Hubicka <jh@suse.cz>
13170 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
13171 Wrong version of patch.
13173 2009-04-15 Jan Hubicka <jh@suse.cz>
13175 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
13177 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
13179 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
13180 our distinct integral and vector types.
13182 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
13184 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
13185 * init.c (build_vtbl_address): Remove call to assemble_external.
13187 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
13189 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
13190 output for other floating point modes.
13192 2009-04-14 Diego Novillo <dnovillo@google.com>
13194 * diagnostic.c (diagnostic_report_diagnostic): Do not
13195 warn about loaded plugins for DK_ERROR and DK_WARNING.
13196 * c-decl.c (declspecs_add_type): Move call to
13197 invoke_plugin_callbacks ...
13198 * c-parser.c (c_parser_declspecs): ... here.
13199 * plugin.c (dump_active_plugins): Tidy output.
13201 2009-04-14 Diego Novillo <dnovillo@google.com>
13202 Le-Chun Wu <lcwu@google.com>
13204 * configure.ac: Add --enable-plugin support.
13205 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
13206 * Makefile.in (PLUGIN_H): Define.
13207 Export ENABLE_PLUGIN and GMPINC to site.exp.
13208 Add PLUGINLIBS to link command.
13209 Add/modify dependencies for plugin.o and files including plugin.h.
13211 * config.in: Regenerate.
13213 * opts.c (common_handle_option): Handle OPT_fplugin_ and
13216 2009-04-14 Le-Chun Wu <lcwu@google.com>
13218 * tree-pass.h (register_one_dump_file): Add a prototype for
13219 register_one_dump_file.
13220 * toplev.c (compile_file): Call initialize_plugins.
13221 (do_compile): Call invoke_plugin_callbacks.
13222 (toplev_main): Call invoke_plugin_callbacks.
13223 * common.opt: Add -fplugin= and -fplugin-arg-.
13224 * gcc-plugin.h: New public header file for plugins to include.
13225 * plugin.c: New source file.
13226 * plugin.h: New internal header file.
13227 * passes.c (register_one_dump_file): Make it external.
13229 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
13231 2009-04-14 Diego Novillo <dnovillo@google.com>
13233 * doc/plugins.texi: New.
13234 * doc/gccint.texi: Add reference to Plugins chapter.
13235 * doc/invoke.texi: Document -fplugin and -fplugin-arg
13236 * diagnostic.c (diagnostic_report_diagnostic): Warn about
13237 loaded plugins, if any.
13238 * timevar.def (TV_PLUGIN_INIT): Define.
13239 (TV_PLUGIN_RUN): Define.
13240 * plugin.c: Include timevar.h
13241 (plugins_active_p): New.
13242 (dump_active_plugins): New.
13243 (debug_active_plugins): New.
13245 2009-04-14 Joseph Myers <joseph@codesourcery.com>
13247 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
13249 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
13251 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
13253 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
13254 the same as a minus without a shift.
13256 2009-04-14 Nick Clifton <nickc@redhat.com>
13258 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
13259 comparisons with small integers will always produce a short
13262 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
13265 2008-12-19 Diego Novillo <dnovillo@google.com>
13267 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
13269 2009-04-14 Richard Guenther <rguenther@suse.de>
13271 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
13273 (verify_gimple_assign_binary): Likewise. Handle shifts and
13275 (verify_gimple_phi): Print the mismatched argument position.
13276 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
13278 (vect_update_init_of_dr): Likewise.
13279 * matrix-reorg.c (transform_access_sites): Do what the
13281 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
13283 2009-04-13 Michael Eager <eager@eagercon.com>
13285 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
13286 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
13287 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
13288 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
13289 remove duplicate config
13291 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13293 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
13294 file_name:line_number type locator of the call site.
13296 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
13298 * genautomata.c: Put blank after comma.
13299 (automaton_decls): New.
13300 (struct unit_usage): Add comments to member next.
13301 (store_alt_unit_usage): Keep the list ordered.
13302 (unit_present_on_list_p, equal_alternatives_p): New.
13303 (check_regexp_units_distribution): Check units distribution
13304 correctness correctly.
13305 (main): Don't write automata if error is found. Return correct
13308 * config/m68k/cf.md (cfv4_ds): Remove.
13309 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
13310 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
13312 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
13313 power4-load-ext, power4-store, power4-store-update,
13314 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
13315 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
13316 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
13317 power4-sqrt, power4-isync): Modify reservation to make correct
13318 unit distribution to automata.
13320 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
13321 power5-store-update, power5-two, power5-three, power5-lmul,
13322 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
13324 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
13326 * except.c (pass_set_nothrow_function_flags): Set name and add
13328 (set_nothrow_function_flags): Mention in the dump file when
13329 changing a function to nothrow.
13331 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
13334 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
13335 instead of unsigned long.
13337 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13339 * config/arm/arm.c (return_used_this_function): Remove.
13340 (arm_output_function_prologue): Remove use of
13341 return_used_this_function.
13342 (output_return_instruction): Replace use of
13343 return_used_this_function
13344 by cfun->machine->return_used_this_function.
13345 (arm_output_epilogue): Likewise.
13346 (arm_output_function_epilogue): Likewise.
13347 (thumb_unexpanded_epilogue): Likewise.
13348 * config/arm/arm.h (struct machine_function):
13349 New member return_used_this_function.
13351 2009-04-12 Mark Mitchell <mark@codesourcery.com>
13353 * doc/install.texi: Correct description of default directory for
13354 --with-gxx-include-dir.
13356 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
13358 * fold-const.c (build_range_check): Properly deal with enumeral and
13359 boolean base types.
13361 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
13363 * doc/invoke.texi (max_gcse_passes): Remove documentation.
13364 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
13365 * params.h (MAX_GCSE_PASSES): Remove.
13366 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
13367 in sequence. Remove ability to run multiple passes.
13368 (bypass_jumps): Report run as third CPROP pass.
13370 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
13372 PR middle-end/39651
13373 * except.c (can_throw_external): Look at each insn in a SEQUENCE
13374 when deciding whether the whole SEQUENCE can throw.
13376 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
13379 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
13380 offseted label references.
13382 2009-04-11 Jan Hubicka <jh@suse.cz>
13384 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
13386 2009-04-11 Richard Guenther <rguenther@suse.de>
13388 PR middle-end/39732
13389 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
13390 return variables as TREE_ADDRESSABLE.
13392 2009-04-11 Richard Guenther <rguenther@suse.de>
13394 PR tree-optimization/39713
13395 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
13396 reference trees have SSA_NAME operands.
13398 2009-04-11 Richard Guenther <rguenther@suse.de>
13401 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
13402 address expressions.
13404 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
13406 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
13407 match changes in Cygwin 1.7
13408 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
13409 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
13411 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
13413 PR tree-optimization/39701
13414 * doc/invoke.texi (Optimization Options): Document change in
13415 meaning and initialization of -fdelete-null-pointer-checks.
13417 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
13419 PR middle-end/39701
13420 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
13422 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
13425 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
13427 2009-04-10 Chao-ying Fu <fu@mips.com>
13429 * doc/tm.texi (Instruction Output): Document
13430 TARGET_ASM_FINAL_POSTSCAN_INSN.
13431 * target.h (final_postscan_insn): New field in asm_out.
13432 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
13433 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
13434 * final.c (final_scan_insn): Call
13435 targetm.asm_out.final_postscan_insn after outputting
13436 an asm macro and a normal instruction.
13438 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
13439 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
13440 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
13441 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
13442 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
13444 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
13446 PR middle-end/39701
13447 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
13448 variables as non-NULL even with -fdelete-null-pointer-checks.
13450 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
13452 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
13454 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
13457 * config/i386/i386.c (classify_argument): Handle SCmode with
13458 (bit_offset % 64) != 0.
13460 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
13462 * doc/invoke.texi (Optimize Options): Add cross-reference to
13463 -Q --help=optimizers examples.
13465 2009-04-10 Ben Elliston <bje@au.ibm.com>
13468 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
13469 regalign for the reg == fpr and TDmode case.
13471 2009-04-09 David Ayers <ayers@fsfe.org>
13474 * objc/objc-act.c (warn_with_method): Remove helper function.
13475 (check_duplicates): Call warning and inform directly.
13476 (really_start_method): Likewise.
13478 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
13480 * expmed.c (expand_divmod): Always use a comparison for a division
13481 by a large unsigned integer.
13483 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
13484 for things others than variables or functions as nonzero.
13486 2009-04-09 Nick Clifton <nickc@redhat.com>
13488 * unwind-compat.c: Change copyright header to refer to version
13489 3 of the GNU General Public License with version 3.1 of the
13490 GCC Runtime Library Exception and to point readers at the
13491 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
13492 * config/alpha/crtfastmath.c: Likewise.
13493 * config/alpha/linux-unwind.h: Likewise.
13494 * config/alpha/qrnnd.asm: Likewise.
13495 * config/alpha/vms-crt0-64.c: Likewise.
13496 * config/alpha/vms-crt0.c: Likewise.
13497 * config/alpha/vms-dwarf2.asm: Likewise.
13498 * config/alpha/vms-dwarf2eh.asm: Likewise.
13499 * config/alpha/vms-psxcrt0-64.c: Likewise.
13500 * config/alpha/vms-psxcrt0.c: Likewise.
13501 * config/alpha/vms_tramp.asm: Likewise.
13502 * config/arc/initfini.c: Likewise.
13503 * config/arc/lib1funcs.asm: Likewise.
13504 * config/arm/bpabi-v6m.S: Likewise.
13505 * config/arm/bpabi.S: Likewise.
13506 * config/arm/bpabi.c: Likewise.
13507 * config/arm/crti.asm: Likewise.
13508 * config/arm/crtn.asm: Likewise.
13509 * config/arm/ieee754-df.S: Likewise.
13510 * config/arm/ieee754-sf.S: Likewise.
13511 * config/arm/lib1funcs.asm: Likewise.
13512 * config/arm/libunwind.S: Likewise.
13513 * config/arm/linux-atomic.c: Likewise.
13514 * config/arm/mmintrin.h: Likewise.
13515 * config/arm/pr-support.c: Likewise.
13516 * config/arm/unaligned-funcs.c: Likewise.
13517 * config/arm/unwind-arm.c: Likewise.
13518 * config/arm/unwind-arm.h: Likewise.
13519 * config/avr/libgcc.S: Likewise.
13520 * config/bfin/crti.s: Likewise.
13521 * config/bfin/crtlibid.s: Likewise.
13522 * config/bfin/crtn.s: Likewise.
13523 * config/bfin/lib1funcs.asm: Likewise.
13524 * config/bfin/linux-unwind.h: Likewise.
13525 * config/cris/arit.c: Likewise.
13526 * config/cris/cris_abi_symbol.c: Likewise.
13527 * config/darwin-64.c: Likewise.
13528 * config/darwin-crt2.c: Likewise.
13529 * config/darwin-crt3.c: Likewise.
13530 * config/darwin.h: Likewise.
13531 * config/dbxelf.h: Likewise.
13532 * config/dfp-bit.c: Likewise.
13533 * config/dfp-bit.h: Likewise.
13534 * config/elfos.h: Likewise.
13535 * config/fixed-bit.c: Likewise.
13536 * config/fixed-bit.h: Likewise.
13537 * config/fp-bit.c: Likewise.
13538 * config/fp-bit.h: Likewise.
13539 * config/fr30/crti.asm: Likewise.
13540 * config/fr30/crtn.asm: Likewise.
13541 * config/fr30/lib1funcs.asm: Likewise.
13542 * config/freebsd-spec.h: Likewise.
13543 * config/frv/cmovd.c: Likewise.
13544 * config/frv/cmovh.c: Likewise.
13545 * config/frv/cmovw.c: Likewise.
13546 * config/frv/frvbegin.c: Likewise.
13547 * config/frv/frvend.c: Likewise.
13548 * config/frv/lib1funcs.asm: Likewise.
13549 * config/glibc-stdint.h: Likewise.
13550 * config/h8300/clzhi2.c: Likewise.
13551 * config/h8300/crti.asm: Likewise.
13552 * config/h8300/crtn.asm: Likewise.
13553 * config/h8300/ctzhi2.c: Likewise.
13554 * config/h8300/fixunssfsi.c: Likewise.
13555 * config/h8300/lib1funcs.asm: Likewise.
13556 * config/h8300/parityhi2.c: Likewise.
13557 * config/h8300/popcounthi2.c: Likewise.
13558 * config/i386/ammintrin.h: Likewise.
13559 * config/i386/att.h: Likewise.
13560 * config/i386/avxintrin.h: Likewise.
13561 * config/i386/biarch64.h: Likewise.
13562 * config/i386/bmmintrin.h: Likewise.
13563 * config/i386/cpuid.h: Likewise.
13564 * config/i386/cross-stdarg.h: Likewise.
13565 * config/i386/crtfastmath.c: Likewise.
13566 * config/i386/crtprec.c: Likewise.
13567 * config/i386/cygming-crtbegin.c: Likewise.
13568 * config/i386/cygming-crtend.c: Likewise.
13569 * config/i386/cygwin.asm: Likewise.
13570 * config/i386/emmintrin.h: Likewise.
13571 * config/i386/gmm_malloc.h: Likewise.
13572 * config/i386/gthr-win32.c: Likewise.
13573 * config/i386/i386.h: Likewise.
13574 * config/i386/immintrin.h: Likewise.
13575 * config/i386/linux-unwind.h: Likewise.
13576 * config/i386/linux64.h: Likewise.
13577 * config/i386/mm3dnow.h: Likewise.
13578 * config/i386/mmintrin-common.h: Likewise.
13579 * config/i386/mmintrin.h: Likewise.
13580 * config/i386/nmmintrin.h: Likewise.
13581 * config/i386/pmm_malloc.h: Likewise.
13582 * config/i386/pmmintrin.h: Likewise.
13583 * config/i386/smmintrin.h: Likewise.
13584 * config/i386/sol2-c1.asm: Likewise.
13585 * config/i386/sol2-ci.asm: Likewise.
13586 * config/i386/sol2-cn.asm: Likewise.
13587 * config/i386/sol2-gc1.asm: Likewise.
13588 * config/i386/tmmintrin.h: Likewise.
13589 * config/i386/unix.h: Likewise.
13590 * config/i386/w32-unwind.h: Likewise.
13591 * config/i386/wmmintrin.h: Likewise.
13592 * config/i386/x86-64.h: Likewise.
13593 * config/i386/x86intrin.h: Likewise.
13594 * config/i386/xmmintrin.h: Likewise.
13595 * config/ia64/crtbegin.asm: Likewise.
13596 * config/ia64/crtend.asm: Likewise.
13597 * config/ia64/crtfastmath.c: Likewise.
13598 * config/ia64/crti.asm: Likewise.
13599 * config/ia64/crtn.asm: Likewise.
13600 * config/ia64/fde-glibc.c: Likewise.
13601 * config/ia64/lib1funcs.asm: Likewise.
13602 * config/ia64/linux-unwind.h: Likewise.
13603 * config/ia64/quadlib.c: Likewise.
13604 * config/ia64/unwind-ia64.c: Likewise.
13605 * config/linux.h: Likewise.
13606 * config/m32c/m32c-lib1.S: Likewise.
13607 * config/m32c/m32c-lib2-trapv.c: Likewise.
13608 * config/m32c/m32c-lib2.c: Likewise.
13609 * config/m32r/initfini.c: Likewise.
13610 * config/m68hc11/larith.asm: Likewise.
13611 * config/m68hc11/m68hc11-crt0.S: Likewise.
13612 * config/m68k/cf.md: Likewise.
13613 * config/m68k/crti.s: Likewise.
13614 * config/m68k/crtn.s: Likewise.
13615 * config/m68k/lb1sf68.asm: Likewise.
13616 * config/m68k/linux-unwind.h: Likewise.
13617 * config/mcore/crti.asm: Likewise.
13618 * config/mcore/crtn.asm: Likewise.
13619 * config/mcore/lib1.asm: Likewise.
13620 * config/mips/linux-unwind.h: Likewise.
13621 * config/mips/loongson.h: Likewise.
13622 * config/mips/mips16.S: Likewise.
13623 * config/mmix/crti.asm: Likewise.
13624 * config/mmix/crtn.asm: Likewise.
13625 * config/pa/fptr.c: Likewise.
13626 * config/pa/hpux-unwind.h: Likewise.
13627 * config/pa/lib2funcs.asm: Likewise.
13628 * config/pa/linux-atomic.c: Likewise.
13629 * config/pa/linux-unwind.h: Likewise.
13630 * config/pa/milli64.S: Likewise.
13631 * config/pa/quadlib.c: Likewise.
13632 * config/pa/stublib.c: Likewise.
13633 * config/picochip/libgccExtras/adddi3.asm: Likewise.
13634 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
13635 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
13636 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
13637 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
13638 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
13639 * config/picochip/libgccExtras/divmod15.asm: Likewise.
13640 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
13641 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
13642 * config/picochip/libgccExtras/longjmp.asm: Likewise.
13643 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
13644 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
13645 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
13646 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
13647 * config/picochip/libgccExtras/setjmp.asm: Likewise.
13648 * config/picochip/libgccExtras/subdi3.asm: Likewise.
13649 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
13650 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
13651 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
13652 * config/rs6000/750cl.h: Likewise.
13653 * config/rs6000/altivec.h: Likewise.
13654 * config/rs6000/biarch64.h: Likewise.
13655 * config/rs6000/crtresfpr.asm: Likewise.
13656 * config/rs6000/crtresgpr.asm: Likewise.
13657 * config/rs6000/crtresxfpr.asm: Likewise.
13658 * config/rs6000/crtresxgpr.asm: Likewise.
13659 * config/rs6000/crtsavfpr.asm: Likewise.
13660 * config/rs6000/crtsavgpr.asm: Likewise.
13661 * config/rs6000/darwin-asm.h: Likewise.
13662 * config/rs6000/darwin-fallback.c: Likewise.
13663 * config/rs6000/darwin-fpsave.asm: Likewise.
13664 * config/rs6000/darwin-ldouble.c: Likewise.
13665 * config/rs6000/darwin-tramp.asm: Likewise.
13666 * config/rs6000/darwin-unwind.h: Likewise.
13667 * config/rs6000/darwin-vecsave.asm: Likewise.
13668 * config/rs6000/darwin-world.asm: Likewise.
13669 * config/rs6000/e500crtres32gpr.asm: Likewise.
13670 * config/rs6000/e500crtres64gpr.asm: Likewise.
13671 * config/rs6000/e500crtres64gprctr.asm: Likewise.
13672 * config/rs6000/e500crtrest32gpr.asm: Likewise.
13673 * config/rs6000/e500crtrest64gpr.asm: Likewise.
13674 * config/rs6000/e500crtresx32gpr.asm: Likewise.
13675 * config/rs6000/e500crtresx64gpr.asm: Likewise.
13676 * config/rs6000/e500crtsav32gpr.asm: Likewise.
13677 * config/rs6000/e500crtsav64gpr.asm: Likewise.
13678 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
13679 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
13680 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
13681 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
13682 * config/rs6000/eabi-ci.asm: Likewise.
13683 * config/rs6000/eabi-cn.asm: Likewise.
13684 * config/rs6000/eabi.asm: Likewise.
13685 * config/rs6000/linux-unwind.h: Likewise.
13686 * config/rs6000/linux64.h: Likewise.
13687 * config/rs6000/paired.h: Likewise.
13688 * config/rs6000/paired.md: Likewise.
13689 * config/rs6000/ppc64-fp.c: Likewise.
13690 * config/rs6000/ppu_intrinsics.h: Likewise.
13691 * config/rs6000/rs6000.h: Likewise.
13692 * config/rs6000/si2vmx.h: Likewise.
13693 * config/rs6000/sol-ci.asm: Likewise.
13694 * config/rs6000/sol-cn.asm: Likewise.
13695 * config/rs6000/spe.h: Likewise.
13696 * config/rs6000/spu2vmx.h: Likewise.
13697 * config/rs6000/sysv4.h: Likewise.
13698 * config/rs6000/tramp.asm: Likewise.
13699 * config/rs6000/vec_types.h: Likewise.
13700 * config/s390/linux-unwind.h: Likewise.
13701 * config/s390/tpf-unwind.h: Likewise.
13702 * config/score/crti.asm: Likewise.
13703 * config/score/crtn.asm: Likewise.
13704 * config/sh/crt1.asm: Likewise.
13705 * config/sh/crti.asm: Likewise.
13706 * config/sh/crtn.asm: Likewise.
13707 * config/sh/divtab-sh4-300.c: Likewise.
13708 * config/sh/divtab-sh4.c: Likewise.
13709 * config/sh/divtab.c: Likewise.
13710 * config/sh/lib1funcs-4-300.asm: Likewise.
13711 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
13712 * config/sh/lib1funcs.asm: Likewise.
13713 * config/sh/lib1funcs.h: Likewise.
13714 * config/sh/linux-atomic.asm: Likewise.
13715 * config/sh/linux-unwind.h: Likewise.
13716 * config/sh/shmedia.h: Likewise.
13717 * config/sh/sshmedia.h: Likewise.
13718 * config/sh/ushmedia.h: Likewise.
13719 * config/sparc/crtfastmath.c: Likewise.
13720 * config/sparc/linux-unwind.h: Likewise.
13721 * config/sparc/sol2-c1.asm: Likewise.
13722 * config/sparc/sol2-ci.asm: Likewise.
13723 * config/sparc/sol2-cn.asm: Likewise.
13724 * config/spu/divmodti4.c: Likewise.
13725 * config/spu/divv2df3.c: Likewise.
13726 * config/spu/float_disf.c: Likewise.
13727 * config/spu/float_unsdidf.c: Likewise.
13728 * config/spu/float_unsdisf.c: Likewise.
13729 * config/spu/float_unssidf.c: Likewise.
13730 * config/spu/mfc_multi_tag_release.c: Likewise.
13731 * config/spu/mfc_multi_tag_reserve.c: Likewise.
13732 * config/spu/mfc_tag_release.c: Likewise.
13733 * config/spu/mfc_tag_reserve.c: Likewise.
13734 * config/spu/mfc_tag_table.c: Likewise.
13735 * config/spu/multi3.c: Likewise.
13736 * config/spu/spu_internals.h: Likewise.
13737 * config/spu/spu_intrinsics.h: Likewise.
13738 * config/spu/spu_mfcio.h: Likewise.
13739 * config/spu/vec_types.h: Likewise.
13740 * config/spu/vmx2spu.h: Likewise.
13741 * config/stormy16/stormy16-lib2.c: Likewise.
13742 * config/svr4.h: Likewise.
13743 * config/sync.c: Likewise.
13744 * config/v850/lib1funcs.asm: Likewise.
13745 * config/vxlib-tls.c: Likewise.
13746 * config/vxlib.c: Likewise.
13747 * config/vxworks-dummy.h: Likewise.
13748 * config/xtensa/crti.asm: Likewise.
13749 * config/xtensa/crtn.asm: Likewise.
13750 * config/xtensa/ieee754-df.S: Likewise.
13751 * config/xtensa/ieee754-sf.S: Likewise.
13752 * config/xtensa/lib1funcs.asm: Likewise.
13753 * config/xtensa/lib2funcs.S: Likewise.
13754 * config/xtensa/linux-unwind.h: Likewise.
13755 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
13756 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
13757 * coretypes.h: Likewise.
13758 * crtstuff.c: Likewise.
13759 * defaults.h: Likewise.
13760 * dwarf2.h: Likewise.
13761 * emutls.c: Likewise.
13762 * gbl-ctors.h: Likewise.
13763 * gcov-io.h: Likewise.
13764 * ginclude/float.h: Likewise.
13765 * ginclude/iso646.h: Likewise.
13766 * ginclude/stdarg.h: Likewise.
13767 * ginclude/stdbool.h: Likewise.
13768 * ginclude/stddef.h: Likewise.
13769 * ginclude/stdfix.h: Likewise.
13770 * ginclude/stdint-gcc.h: Likewise.
13771 * ginclude/tgmath.h: Likewise.
13772 * gthr-aix.h: Likewise.
13773 * gthr-dce.h: Likewise.
13774 * gthr-gnat.c: Likewise.
13775 * gthr-gnat.h: Likewise.
13776 * gthr-lynx.h: Likewise.
13777 * gthr-mipssde.h: Likewise.
13778 * gthr-nks.h: Likewise.
13779 * gthr-posix.c: Likewise.
13780 * gthr-posix.h: Likewise.
13781 * gthr-posix95.h: Likewise.
13782 * gthr-rtems.h: Likewise.
13783 * gthr-single.h: Likewise.
13784 * gthr-solaris.h: Likewise.
13785 * gthr-tpf.h: Likewise.
13786 * gthr-vxworks.h: Likewise.
13787 * gthr-win32.h: Likewise.
13788 * gthr.h: Likewise.
13789 * libgcc2.c: Likewise.
13790 * libgcc2.h: Likewise.
13791 * libgcov.c: Likewise.
13792 * tsystem.h: Likewise.
13793 * typeclass.h: Likewise.
13794 * unwind-c.c: Likewise.
13795 * unwind-compat.h: Likewise.
13796 * unwind-dw2-fde-compat.c: Likewise.
13797 * unwind-dw2-fde-darwin.c: Likewise.
13798 * unwind-dw2-fde-glibc.c: Likewise.
13799 * unwind-dw2-fde.c: Likewise.
13800 * unwind-dw2-fde.h: Likewise.
13801 * unwind-dw2.c: Likewise.
13802 * unwind-dw2.h: Likewise.
13803 * unwind-generic.h: Likewise.
13804 * unwind-pe.h: Likewise.
13805 * unwind-sjlj.c: Likewise.
13806 * unwind.inc: Likewise.
13807 * config/arm/neon-gen.ml: Change generated copyright header to
13808 refer to version 3 of the GNU General Public License with
13809 version 3.1 of the GCC Runtime Library Exception and to point
13810 readers at the COPYING3 and COPYING3.RUNTIME files and the
13811 FSF's license web page.
13812 * config/arm/arm_neon.h: Regenerate.
13814 2009-04-09 Jakub Jelinek <jakub@redhat.com>
13816 * config/cris/cris.md: Change copyright header to refer to version
13817 3 of the GNU General Public License.
13818 * doc/install.texi2html: Change copyright header to refer to version
13819 3 of the GNU General Public License and to point readers at the
13820 COPYING3 file and the FSF's license web page.
13821 * config/vax/linux.h: Likewise.
13823 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
13825 * config/i386/i386.md (cmpcc): New.
13826 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
13827 (sync_compare_and_swap_cc*): Delete.
13829 * config/s390/s390.c (s390_compare_emitted): Remove.
13830 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
13831 s390_compare_emitted used to be handled. Assert that modes match.
13832 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
13833 refer to sync_compare_and_swap_ccsi.
13834 * config/s390/s390.h (s390_compare_emitted): Remove.
13835 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
13836 instead of s390_compare_emitted.
13837 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
13838 instead of s390_compare_emitted.
13839 * config/s390/s390.md (cmpcc): New.
13840 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
13841 CC_REGNUM, do not pretend it's set.
13842 (sync_compare_and_swap_cc*): Delete.
13843 * config/s390/predicates.md (cc_reg_operand): New.
13845 * expr.c (sync_compare_and_swap_cc): Delete.
13846 * optabs.h (sync_compare_and_swap_cc): Delete.
13847 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
13848 is being used with can_compare_p.
13849 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
13850 (find_cc_set): New.
13851 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
13852 look for a MODE_CC set instead. Use emit_store_flag.
13853 (expand_compare_and_swap_loop): Likewise, with some additional
13854 complication to avoid a force_reg when useless. Use
13855 emit_cmp_and_jump_insns.
13856 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
13857 * doc/md.texi (sync_compare_and_swap_cc): Merge with
13858 sync_compare_and_swap documentation.
13860 2009-04-09 Jan Hubicka <jh@suse.cz>
13862 * except.c (find_prev_try): Break out from ....
13863 (duplicate_eh_regions): ... here; properly update prev_try pointers
13864 when duplication part of tree.
13865 (dump_eh_tree): Improve dumping.
13866 (verify_eh_region): New.
13867 (verify_eh_tree): Use it.
13869 2009-04-06 Richard Guenther <rguenther@suse.de>
13871 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
13872 &ARRAY addresses by adjusting their types and prepending
13874 * tree-cfg.c (verify_gimple_assign_single): Verify that
13875 addresses are correct.
13877 2009-04-09 Richard Guenther <rguenther@suse.de>
13879 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
13880 indices into an array reference if possible.
13881 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
13882 Fold POINTER_PLUS_EXPR statements with invariant address.
13884 2009-04-09 Alan Modra <amodra@bigpond.net.au>
13887 * config.gcc (powerpc64-*-linux*): Always build biarch.
13889 2009-04-09 Joseph Myers <joseph@codesourcery.com>
13892 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
13893 it and pedwarn if this results in an INTEGER_CST.
13895 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13897 * doc/install.texi: Update minimum GMP version. Remove obsolete
13898 text in MPFR section.
13900 2009-04-08 Jakub Jelinek <jakub@redhat.com>
13902 * dwarf2out.c (class_scope_p): New static inline.
13903 (class_or_namespace_scope_p): Use it.
13904 (gen_variable_die): Use DW_TAG_member tag for static data member
13905 declarations instead of DW_TAG_variable.
13907 PR middle-end/39573
13908 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
13911 2009-04-08 Richard Guenther <rguenther@suse.de>
13913 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
13914 valueize random data.
13916 2009-04-08 David Edelsohn <edelsohn@gnu.org>
13918 * config.gcc (aix tm_file): Add aix-stdint.h.
13919 (aix tm clause use_gcc_stdint): Set to wrap.
13920 * config/rs6000/aix-stdint.h: New file.
13922 2009-04-08 Richard Guenther <rguenther@suse.de>
13924 PR middle-end/36291
13925 * tree-dfa.c (add_referenced_var): Do not recurse into
13926 global initializers.
13927 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
13929 (fold_const_aggregate_ref): Likewise.
13931 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
13933 * recog.c (ordered_comparison_operator): New.
13934 * gensupport.c (std_preds): Add it.
13935 * doc/md.texi (Machine-Independent Predicates): Document it.
13937 2009-04-08 Jan Hubicka <jh@suse.cz>
13939 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
13940 * function.h (rtl_eh): Remove exception_handler_label_map.
13941 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
13942 remove_exception_handler_label, for_each_eh_label_1): Remove.
13943 (rtl_remove_unreachable_regions): Remove.
13944 (convert_from_eh_region_ranges): Do not remove unreachable regions.
13945 (find_exception_handler_labels): Don't build the hashtable.
13946 (maybe_remove_eh_handler): Remove.
13947 (for_each_eh_label): Rewrite to walk the tree.
13948 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
13949 * except.h (maybe_remove_eh_handler): Remove.
13950 * passes.c (init_optimization_passes): Schedule second EH cleanup
13952 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
13953 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
13955 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
13957 * genoutput.c (validate_optab_operands): New.
13958 (gen_insn, gen_expand): Call it.
13960 * genflags.c (gen_insn): Detect misused iterators.
13961 (main): Pass line_no to gen_insn, exit with status 1 on error.
13963 * genextract.c (line_no): Make global.
13964 (VEC_safe_set_locstr): Change assertion to error message.
13965 (main): Exit with status 1 on error.
13967 2009-04-08 Joseph Myers <joseph@codesourcery.com>
13971 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
13972 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
13973 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
13974 * c-convert.c (convert): Do not call fold on results of conversion
13975 functions when the result is a C_MAYBE_CONST_EXPR.
13976 * c-parser.c (c_parser_postfix_expression): Do not fold condition
13977 of __builtin_choose_expr.
13978 * c-typeck.c (remove_c_maybe_const_expr): New.
13979 (build_unary_op, build_conditional_expr, build_compound_expr,
13980 build_binary_op, c_objc_common_truthvalue_conversion): Call
13981 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
13984 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
13986 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
13987 CODE to produce a new one. Add a prototype to use fold_convert_const
13989 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
13992 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
13993 mix declarations and code.
13995 2009-04-08 Ben Elliston <bje@au.ibm.com>
13997 * gcc.c: Replace `CC' with `GCC' throughout.
13999 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
14001 * doc/invoke.texi: Document Atom support.
14003 2009-04-07 Jason Merrill <jason@redhat.com>
14006 * c-common.h, c-common.c: Add flag_pretty_templates.
14007 * c-opts.c (c_common_handle_option): Set it.
14008 * c.opt: Add -fno-pretty-templates.
14009 * doc/invoke.texi (C++ Dialect Options): Likewise.
14011 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
14013 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
14014 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
14015 (ia64_expand_builtin): Likewise.
14017 2009-04-07 Martin Jambor <mjambor@suse.cz>
14019 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
14020 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
14021 ADDR_EXPRS are include too.
14023 2009-04-07 Richard Guenther <rguenther@suse.de>
14025 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
14026 decls are only used if passes as parameters or if they are
14027 local statics and the call is not to a builtin.
14028 (call_may_clobber_ref_p_1): Likewise.
14030 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
14032 * expr.c (do_store_flag): Remove last argument. Simplify code
14033 to avoid duplication of tests already done by can_compare_p.
14034 (expand_expr_real_1): Adjust caller.
14036 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
14038 * optabs.c (can_compare_p): Test the predicate of a
14039 cbranch and cstore pattern.
14041 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
14043 * expr.c (convert_move): Use emit_store_flag instead of
14046 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
14048 * config/i386/i386.c (ix86_compare_emitted): Remove.
14049 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
14050 ix86_compare_op0 like ix86_compare_emitted used to be handled.
14051 * config/i386/i386.h (ix86_compare_emitted): Remove.
14052 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
14053 instead of ix86_compare_emitted.
14054 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
14056 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
14058 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
14059 Add t-sysroot-suffix to tmake_file.
14060 * config/print-sysroot-suffix.sh: New file.
14061 * config/t-sysroot-suffix: New file.
14063 2009-04-07 Ben Elliston <bje@au.ibm.com>
14065 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
14066 as the latter produces a warning when the target does not support
14069 2009-04-07 Ben Elliston <bje@au.ibm.com>
14071 * dfp.c: Replace type punning assignments with memcpy throughout.
14072 * Makefile.in (dfp.o-warn): Remove.
14074 2009-04-07 Alan Modra <amodra@bigpond.net.au>
14077 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
14078 Include soft-fp/t-softfp after rs6000/t-linux64.
14080 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
14082 * stor-layout.c (set_sizetype): Use the full precision of their
14083 machine mode for bitsize types.
14085 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
14087 * config/i386/i386.md: Revert 2 accidental checkins.
14089 2009-04-06 Joey Ye <joey.ye@intel.com>
14090 Xuepeng Guo <xuepeng.guo@intel.com>
14091 H.J. Lu <hongjiu.lu@intel.com>
14093 Atom pipeline model, tuning and insn selection.
14094 * config.gcc (atom): Add atom config options and target.
14096 * config/i386/atom.md: New.
14098 * config/i386/i386.c (atom_cost): New cost.
14099 (m_ATOM): New macro flag.
14100 (initial_ix86_tune_features): Set m_ATOM.
14101 (x86_accumulate_outgoing_args): Likewise.
14102 (x86_arch_always_fancy_math_387): Likewise.
14103 (processor_target): Add Atom cost.
14104 (cpu_names): Add Atom cpu name.
14105 (override_options): Set Atom ISA.
14106 (ix86_issue_rate): New case PROCESSOR_ATOM.
14107 (ix86_adjust_cost): Likewise.
14109 * config/i386/i386.h (TARGET_ATOM): New target macro.
14110 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
14111 (TARGET_OPT_AGU): New target option.
14112 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
14113 (processor_type): Add PROCESSOR_ATOM.
14115 * config/i386/i386.md (cpu): Add new value "atom".
14116 (use_carry, movu): New attr.
14117 (atom.md): Include atom.md.
14118 (adddi3_carry_rex64): Set attr "use_carry".
14119 (addqi3_carry): Likewise.
14120 (addhi3_carry): Likewise.
14121 (addsi3_carry): Likewise.
14122 (*addsi3_carry_zext): Likewise.
14123 (subdi3_carry_rex64): Likewise.
14124 (subqi3_carry): Likewise.
14125 (subhi3_carry): Likewise.
14126 (subsi3_carry): Likewise.
14127 (x86_movdicc_0_m1_rex64): Likewise.
14128 (*x86_movdicc_0_m1_se): Likewise.
14129 (x86_movsicc_0_m1): Likewise.
14130 (*x86_movsicc_0_m1_se): Likewise.
14131 (*adddi_1_rex64): Emit add insn as much as possible.
14132 (*addsi_1): Likewise.
14133 (return_internal): Set atom_unit.
14134 (return_internal_long): Likewise.
14135 (return_pop_internal): Likewise.
14136 (*rcpsf2_sse): Set atom_sse_attr attr.
14137 (*qrt<mode>2_sse): Likewise.
14138 (*prefetch_sse): Likewise.
14140 * config/i386/i386-c.c (ix86_target_macros_internal): New case
14142 (ix86_target_macros_internal): Likewise.
14144 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
14145 (*prefetch_sse_rex): Likewise.
14146 (sse_rcpv4sf2): Likewise.
14147 (sse_vmrcpv4sf2): Likewise.
14148 (sse_sqrtv4sf2): Likewise.
14149 (<sse>_vmsqrt<mode>2): Likewise.
14150 (sse_ldmxcsr): Likewise.
14151 (sse_stmxcsr): Likewise.
14152 (*sse_sfence): Likewise.
14153 (sse2_clflush): Likewise.
14154 (*sse2_mfence): Likewise.
14155 (*sse2_lfence): Likewise.
14156 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
14157 (<sse>_movup<ssemodesuffixf2c>): Likewise.
14158 (avx_movdqu<avxmodesuffix>): Likewise.
14159 (avx_lddqu<avxmodesuffix>): Likewise.
14160 (sse2_movntv2di): Change attr "type" to "ssemov".
14161 (sse2_movntsi): Likewise.
14162 (rsqrtv8sf2): Change attr "type" to "sseadd".
14163 (sse3_addsubv2df3): Set attr "atom_unit".
14164 (sse3_h<plusminus_insn>v4sf3): Likewise.
14165 (*sse2_pmaddwd): Likewise.
14166 (*vec_extractv2di_1_rex64): Likewise.
14167 (*vec_extractv2di_1_avx): Likewise.
14168 (sse2_psadbw): Likewise.
14169 (ssse3_phaddwv8hi3): Likewise.
14170 (ssse3_phaddwv4hi3): Likewise.
14171 (ssse3_phadddv4si3): Likewise.
14172 (ssse3_phadddv2si3): Likewise.
14173 (ssse3_phaddswv8hi3): Likewise.
14174 (ssse3_phaddswv4hi3): Likewise.
14175 (ssse3_phsubwv8hi3): Likewise.
14176 (ssse3_phsubwv4hi3): Likewise.
14177 (ssse3_phsubdv4si3): Likewise.
14178 (ssse3_phsubdv2si3): Likewise.
14179 (ssse3_phsubswv8hi3): Likewise.
14180 (ssse3_phsubswv4hi3): Likewise.
14181 (ssse3_pmaddubsw128): Likewise.
14182 (sse3_pmaddubsw: Likewise.
14183 (ssse3_palignrti): Likewise.
14184 (ssse3_palignrdi): Likewise.
14186 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
14188 * doc/install.texi (Specific): Fix two cross-references to MinGW.
14190 2009-04-06 Richard Guenther <rguenther@suse.de>
14192 PR tree-optimization/28868
14193 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
14194 of which PHI results we inserted.
14195 (insert_into_preds_of_block): Record inserted PHIs.
14196 (eliminate): Eliminate redundant PHI nodes.
14197 (init_pre): Init inserted_phi_names.
14199 2009-04-06 Richard Guenther <rguenther@suse.de>
14201 PR tree-optimization/39643
14202 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
14203 IMAGPART_EXPRs of complex constants.
14204 (execute_fold_all_builtins): If we folded a call queue
14205 TODO_update_address_taken.
14207 2009-04-06 Jan Hubicka <jh@suse.cz>
14209 PR middle-end/39659
14210 * except.c (remove_unreachable_regions): Propagate may_contain_throw
14213 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
14215 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
14217 (ic_invalidate_array): Likewise.
14219 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
14221 * calls.c (emit_library_call_value_1): Fix a problem with parameter
14222 alignment for library calls.
14224 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
14226 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
14227 (mingw32 tm clause use_gcc_stdint): Set to wrap.
14228 * config/i386/mingw-stdint.h: New file.
14230 2009-04-05 Richard Guenther <rguenther@suse.de>
14232 PR tree-optimization/39648
14233 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
14234 our &A vs. &A[0] IL deficiencies.
14236 2009-04-04 Jan Hubicka <jh@suse.cz>
14238 * except.c (sjlj_find_directly_reachable_regions): Be ready for
14239 removed toplevel regions.
14240 (sjlj_mark_call_sites): Likewise.
14242 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
14244 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
14245 (cygwin tm clause use_gcc_stdint): Set to wrap.
14246 * config/i386/cygwin-stdint.h: New file.
14248 2009-04-04 Richard Guenther <rguenther@suse.de>
14250 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
14251 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
14252 single-argument PHIs if we are in loop-closed SSA form.
14253 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
14254 for the pre-condition.
14255 (slpeel_tree_peel_loop_to_edge): Likewise.
14256 (vect_build_loop_niters): Take an optional sequence to append stmts.
14257 (vect_generate_tmps_on_preheader): Likewise.
14258 (vect_do_peeling_for_loop_bound): Take extra guards for the
14260 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
14261 the cost model check.
14262 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
14263 guards if we are going to peel. Do not apply versioning in that case.
14264 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
14265 (vect_do_peeling_for_loop_bound): Likewise.
14266 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
14267 loop bound only record extra pre-conditions, do not apply loop
14270 2009-04-04 Richard Guenther <rguenther@suse.de>
14272 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
14275 2009-04-04 Jan Hubicka <jh@suse.cz>
14277 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
14278 last_basic_block for size of bb->index indexed array.
14279 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
14280 compute_out, link_btr_uses, build_btr_def_use_webs,
14281 build_btr_def_use_webs, migrate_btr_defs): Likewise.
14283 2009-04-04 Jan Hubicka <jh@suse.cz>
14285 * except.c (remove_eh_handler_and_replace): Break out from ...
14286 (remove_eh_handler): ... here.
14287 (bring_to_root): New function.
14288 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
14289 handled ones, bring others to root of tree.
14291 2009-04-04 Jan Hubicka <jh@suse.cz>
14293 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
14294 (all_phis_safe_to_merge): New function.
14295 (update_info): New structure.
14296 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
14297 (cleanup_empty_eh): Update SSA if possible.
14299 2009-04-04 Richard Guenther <rguenther@suse.de>
14301 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
14302 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
14303 (append_vuse): Likewise.
14305 2009-04-04 Jakub Jelinek <jakub@redhat.com>
14307 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
14308 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
14309 instead of REG_UNSAVED for DW_CFA_undefined.
14310 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
14311 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
14314 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
14317 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
14318 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
14319 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
14321 2009-04-04 Richard Guenther <rguenther@suse.de>
14323 PR tree-optimization/8781
14324 PR tree-optimization/37892
14325 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
14326 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
14327 (valueize_refs): Call it for *& valueizations.
14328 (shared_reference_ops_from_ref): Rename to ...
14329 (valueize_shared_reference_ops_from_ref): ... this and valueize.
14330 (shared_reference_ops_from_call): Rename to ...
14331 (valueize_shared_reference_ops_from_call): ... this and valueize.
14332 (vn_reference_lookup): Update.
14333 (visit_reference_op_call): Likewise.
14334 * tree-ssa-pre.c (phi_translate_1): Fold *&.
14335 (eliminate): Value-replace the call address in call statements.
14337 2009-04-04 Richard Guenther <rguenther@suse.de>
14339 PR tree-optimization/39636
14340 * tree-ssa-forwprop.c
14341 (forward_propagate_addr_into_variable_array_index): Check for
14342 GIMPLE_ASSIGN before accessing the rhs code.
14344 2009-04-03 Jason Merrill <jason@redhat.com>
14346 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
14348 2009-04-03 Steve Ellcey <sje@cup.hp.com>
14350 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
14351 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
14352 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
14353 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
14354 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
14355 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
14356 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
14357 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
14358 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
14359 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
14360 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
14361 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
14362 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
14363 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
14364 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
14365 Use fr_reg_or_fp01_operand instead of fr_register_operand
14367 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
14368 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
14369 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
14371 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
14373 PR rtl-optimization/39607
14374 PR rtl-optimization/39631
14378 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
14379 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
14380 instead of DF_LR_OUT.
14381 * ira-lives.c (process_bb_node_lives): Ditto.
14382 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
14383 instead of DF_LR_{OUT,IN}.
14384 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
14385 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
14387 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
14389 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
14390 (execute_lower_omp): Always run but take the short way out if -fopenmp
14392 (gate_lower_omp): Remove, forcing the pass manager to always run the
14393 pass and always set PROP_gimple_lomp.
14394 (pass_lower_omp): Remove gate function.
14395 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
14396 PROP_trees. Instead, require it.
14397 * ipa-cp.c (pass_ipa_cp): Likewise.
14398 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
14399 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
14400 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
14401 and PROP_gimple_leh.
14403 2009-04-03 Richard Guenther <rguenther@suse.de>
14405 PR middle-end/13146
14406 PR tree-optimization/23940
14407 PR tree-optimization/33237
14408 PR middle-end/33974
14409 PR middle-end/34093
14410 PR tree-optimization/36201
14411 PR tree-optimization/36230
14412 PR tree-optimization/38049
14413 PR tree-optimization/38207
14414 PR tree-optimization/38230
14415 PR tree-optimization/38301
14416 PR tree-optimization/38585
14417 PR middle-end/38895
14418 PR tree-optimization/38985
14419 PR tree-optimization/39299
14420 * tree-ssa-structalias.h: Remove.
14421 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
14422 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
14423 (struct vuse_element_d): Remove.
14424 (struct vuse_vec_d): Likewise.
14425 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
14426 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
14427 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
14428 VUSE_ELEMENT_VAR): Likewise.
14429 (struct voptype_d): Likewise.
14430 (NUM_VOP_FREE_BUCKETS): Likewise.
14431 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
14432 (struct stmt_operands_d): Remove.
14433 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
14434 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
14435 VDEF_NUM, VDEF_VECT): Likewise.
14436 (copy_virtual_operands): Remove.
14437 (operand_build_cmp): Likewise.
14438 (create_ssa_artificial_load_stmt): Likewise.
14439 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
14440 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
14441 vuse_index and mayuse_index members. Pack and move done and iter_type
14442 members to the front.
14443 (SSA_OP_VMAYUSE): Remove.
14444 (SSA_OP_VIRTUAL_USES): Adjust.
14445 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
14446 (unlink_stmt_vdef): Declare.
14447 (add_to_addressable_set): Remove.
14448 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
14449 (vrp_visit_stmt): Likewise.
14450 * doc/tree-ssa.texi (Alias analysis): Update.
14451 * doc/invoke.texi (max-aliased-vops): Remove docs.
14452 (avg-aliased-vops): Likewise.
14453 * tree-into-ssa.c (syms_to_rename): Remove.
14454 (need_to_update_vops_p): Likewise.
14455 (need_to_initialize_update_ssa_p): Rename to ...
14456 (update_ssa_initialized_fn): ... this. Track function we are
14458 (symbol_marked_for_renaming): Simplify.
14459 (add_new_name_mapping): Do not set need_to_update_vops_p.
14460 (dump_currdefs): Use SYMS_TO_RENAME.
14461 (rewrite_update_stmt): Always walk all uses/defs.
14462 (dump_update_ssa): Adjust.
14463 (init_update_ssa): Take function argument. Track what we are
14465 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
14466 (create_new_def_for): Initialize for cfun, assert we are initialized
14468 (mark_sym_for_renaming): Simplify.
14469 (mark_set_for_renaming): Do not initialize update-ssa.
14470 (need_ssa_update_p): Simplify. Take function argument.
14471 (name_mappings_registered_p): Assert we ask for the correct function.
14472 (name_registered_for_update_p): Likewise.
14473 (ssa_names_to_replace): Likewise.
14474 (release_ssa_name_after_update_ssa): Likewise.
14475 (update_ssa): Likewise. Use SYMS_TO_RENAME.
14476 (dump_decl_set): Do not print a newline.
14477 (debug_decl_set): Do it here.
14478 (dump_update_ssa): And here.
14479 * tree-ssa-loop-im.c (move_computations): Adjust.
14480 (movement_possibility): Likewise.
14481 (determine_max_movement): Likewise.
14482 (gather_mem_refs_stmt): Likewise.
14483 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
14484 or NAME_MEMORY_TAG.
14485 * tree-complex.c (update_all_vops): Remove.
14486 (expand_complex_move): Adjust.
14487 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
14488 Simplify test for memory referencing statement. Exclude
14489 non-invariant ADDR_EXPRs.
14490 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
14491 * tree-loop-distribution.c (generate_memset_zero): Adjust.
14492 (rdg_flag_uses): Likewise.
14493 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
14495 (tree_optimize_tail_calls_1): Also split the
14496 edge from the entry block if we have degenerate PHI nodes in
14497 the first basic block.
14498 * tree.c (init_ttree): Remove memory-tag related code.
14499 (tree_code_size): Likewise.
14500 (tree_node_structure): Likewise.
14501 (build7_stat): Re-write to be build6_stat.
14502 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
14503 (SSA_VAR_P): Adjust.
14504 (struct tree_memory_tag): Remove.
14505 (struct tree_memory_partition_tag): Likewise.
14506 (union tree_node): Adjust.
14507 (build7): Re-write to be build6.
14508 * tree-pass.h (pass_reset_cc_flags): Remove.
14509 (TODO_update_address_taken): New flag.
14510 (pass_simple_dse): Remove.
14511 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
14512 * params.h (MAX_ALIASED_VOPS): Remove.
14513 (AVG_ALIASED_VOPS): Likewise.
14514 * omp-low.c (expand_omp_taskreg): Update SSA form.
14515 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
14516 aliases the lhs in a copy stmt.
14517 * tree-ssa-dse.c (struct address_walk_data): Remove.
14518 (memory_ssa_name_same): Likewise.
14519 (memory_address_same): Likewise.
14520 (get_kill_of_stmt_lhs): Likewise.
14521 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
14522 unused stores. Look through PHI nodes into post-dominated regions.
14523 (dse_optimize_stmt): Simplify. Properly remove stores.
14524 (tree_ssa_dse): Compute dominators.
14525 (execute_simple_dse): Remove.
14526 (pass_simple_dse): Likewise.
14527 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
14528 gimple_loaded_syms and gimple_stored_syms computation.
14529 * toplev.c (dump_memory_report): Dump alias and pta stats.
14530 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
14531 (vn_reference_eq): Likewise.
14532 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
14533 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
14534 valueize_vuses): Remove.
14535 (get_def_ref_stmt_vuses): Simplify. Rename to ...
14536 (get_def_ref_stmt_vuse): ... this.
14537 (vn_reference_lookup_2): New function.
14538 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
14539 walking equivalent vuses. Simplify.
14540 (vn_reference_lookup): Likewise.
14541 (vn_reference_insert): Likewise.
14542 (vn_reference_insert_pieces): Likewise.
14543 (visit_reference_op_call): Simplify.
14544 (visit_reference_op_load): Likewise.
14545 (visit_reference_op_store): Likewise.
14546 (init_scc_vn): Remove shared_lookup_vuses initialization.
14547 (free_scc_vn): Remove shared_lookup_vuses freeing.
14548 (sort_vuses, sort_vuses_heap): Remove.
14549 (get_ref_from_reference_ops): Export.
14550 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
14551 vector with single vuse pointer.
14552 (vn_reference_lookup_pieces, vn_reference_lookup,
14553 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
14554 (shared_vuses_from_stmt): Remove.
14555 (get_ref_from_reference_ops): Declare.
14556 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
14557 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
14558 memory-tag related code.
14559 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
14560 (likely_value): Add comment, skip static-chain of call statements.
14561 (surely_varying_stmt_p): Adjust.
14562 (gimplify_and_update_call_from_tree): Likewise.
14563 (execute_fold_all_builtins): Do not rebuild alias info.
14564 (gimplify_and_update_call_from_tree): Properly update VOPs.
14565 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
14566 (copy_ref_info): Remove memory-tag related code.
14567 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
14568 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
14569 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
14571 * tree-ssa-dom.c (gimple_p): Remove typedef.
14572 (eliminate_redundant_computations): Adjust.
14573 (record_equivalences_from_stmt): Likewise.
14574 (avail_expr_hash): Likewise.
14575 (avail_expr_eq): Likewise.
14576 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
14577 (stmt_makes_single_load): Likewise.
14578 (stmt_makes_single_store): Likewise.
14579 * tree-ssa-alias.c: Rewrite completely.
14580 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
14581 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
14582 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
14583 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
14584 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
14585 Remove public functions.
14586 (pass_reset_cc_flags): Remove.
14587 (pass_build_alias): Move ...
14588 * tree-ssa-structalias.c (pass_build_alias): ... here.
14589 * tree-ssa-alias.c (may_be_aliased): Move ...
14590 * tree-flow-inline.h (may_be_aliased): ... here.
14591 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
14592 count_uses_and_derefs): Move ...
14593 * gimple.c: ... here.
14594 * gimple.h (count_uses_and_derefs): Declare.
14595 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
14596 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
14597 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
14598 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
14599 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
14600 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
14601 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
14603 * tree-dfa.c (refs_may_alias_p): Move ...
14604 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
14605 * tree-ssa-alias.h: New file.
14606 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
14607 (statement_sink_location): Likewise.
14608 * opts.c (decode_options): Do not adjust max-aliased-vops or
14609 avg-aliased-vops values.
14610 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
14611 (TV_CALL_CLOBBER): Likewise.
14612 (TV_FLOW_SENSITIVE): Likewise.
14613 (TV_FLOW_INSENSITIVE): Likewise.
14614 (TV_MEMORY_PARTITIONING): Likewise.
14615 (TV_ALIAS_STMT_WALK): New timevar.
14616 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
14617 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
14618 (get_address_description): Remove memory-tag related code.
14619 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
14620 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
14621 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
14622 and immediate uses in statements. Document.
14623 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
14624 (dump_symbols): Remove.
14625 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
14626 * alias.c (get_deref_alias_set): New function split out from ...
14627 (get_alias_set): ... here.
14628 * alias.h (get_deref_alias_set): Declare.
14629 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
14630 type parameter. Remove restrict pointer handling. Create a
14631 ref-all pointer in case type-based alias sets do not conflict.
14632 (vect_analyze_data_refs): Remove SMT related code.
14633 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
14634 (vectorizable_load): Likewise.
14635 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
14636 (DR_SYMBOL_TAG, DR_VOPS): Remove.
14637 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
14638 Ignore vops and SMTs.
14639 (dr_analyze_alias): Likewise..
14640 (free_data_ref): Likewise.
14641 (create_data_ref): Likewise.
14642 (analyze_all_data_dependences): Likewise.
14643 (get_references_in_stmt): Adjust.
14644 * tree-flow-inline.h (gimple_aliases_computed_p,
14645 gimple_addressable_vars, gimple_call_clobbered_vars,
14646 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
14647 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
14648 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
14649 gimple_mem_ref_stats): Remove.
14650 (gimple_vop): New function.
14651 (op_iter_next_use): Remove vuses and mayuses cases.
14652 (op_iter_next_def): Remove vdefs case.
14653 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
14654 (clear_and_done_ssa_iter): Do not set removed fields.
14655 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
14656 Assert we are not iterating over vuses or vdefs if not also
14657 iterating over uses or defs.
14658 (op_iter_init_use): Likewise.
14659 (op_iter_init_def): Likewise.
14660 (op_iter_next_vdef): Remove.
14661 (op_iter_next_mustdef): Likewise.
14662 (op_iter_init_vdef): Likewise.
14663 (compare_ssa_operands_equal): Likewise.
14664 (link_use_stmts_after): Handle vuse operand.
14665 (is_call_used): Use is_call_clobbered.
14666 (is_call_clobbered): Global variables are always call clobbered,
14667 query the call-clobbers bitmap.
14668 (mark_call_clobbered): Ignore global variables.
14669 (clear_call_clobbered): Likewise.
14670 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
14671 virtual operands sanity check.
14672 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
14674 (TARGET_MEM_REF): Remove TMR_TAG operand.
14675 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
14676 Remove call-clobber related code.
14677 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
14678 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
14679 partitions or escape reason.
14680 (get_single_def_stmt, get_single_def_stmt_from_phi,
14681 get_single_def_stmt_with_phi): Remove.
14682 (dump_referenced_vars): Tidy.
14683 (get_ref_base_and_extent): Allow bare decls.
14684 (collect_dfa_stats): Adjust.
14685 * graphite.c (rename_variables_in_stmt): Adjust.
14686 (graphite_copy_stmts_from_block): Likewise.
14687 (translate_clast): Likewise.
14688 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
14690 (translate_vuse_through_block): Use the oracle.
14691 (phi_translate_1): Adjust.
14692 (value_dies_in_block_x): Use the oracle. Cache the outcome
14694 (valid_in_sets): Check if the VUSE for
14695 a REFERENCE is available.
14696 (eliminate): Do not remove stmts during elimination,
14697 instead queue and remove them afterwards.
14698 (do_pre): Do not rebuild alias info.
14699 (pass_pre): Run TODO_rebuild_alias before PRE.
14700 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
14701 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
14702 (mark_all_v_defs_stmt): Remove.
14703 (mark_all_v_defs_seq): Adjust.
14704 (sra_replace): Likewise.
14705 (scalarize_use): Likewise.
14706 (scalarize_copy): Likewise.
14707 (scalarize_init): Likewise.
14708 (scalarize_ldst): Likewise.
14709 (todoflags): Remove.
14710 (tree_sra): Do not rebuild alias info.
14711 (tree_sra_early): Adjust.
14712 (pass_sra): Run TODO_update_address_taken before SRA.
14713 * tree-predcom.c (set_alias_info): Remove.
14714 (prepare_initializers_chain): Do not call it.
14715 (mark_virtual_ops_for_renaming): Adjust.
14716 (mark_virtual_ops_for_renaming_list): Remove.
14717 (initialize_root_vars): Adjust.
14718 (initialize_root_vars_lm): Likewise.
14719 (prepare_initializers_chain): Likewise.
14720 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
14721 (may_propagate_copy_into_stmt): Likewise.
14722 (merge_alias_info): Do nothing for now.
14723 (propagate_tree_value_into_stmt): Adjust.
14724 (stmt_may_generate_copy): Likewise.
14725 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
14726 not mark symbols for renaming.
14727 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
14728 with the same statement, make sure to update the new pointed-to one.
14729 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
14730 call statements, do not mark symbols for renaming.
14731 (mark_operand_necessary): Dump something.
14732 (ref_may_be_aliased): New function.
14733 (mark_aliased_reaching_defs_necessary_1): New helper function.
14734 (mark_aliased_reaching_defs_necessary): Likewise.
14735 (mark_all_reaching_defs_necessary_1): Likewise.
14736 (mark_all_reaching_defs_necessary): Likewise.
14737 (propagate_necessity): Do not process virtual PHIs. For
14738 non-aliased loads mark all reaching definitions as necessary.
14739 For aliased loads and stores mark the immediate dominating
14740 aliased clobbers as necessary.
14741 (visited): New global static.
14742 (perform_tree_ssa_dce): Free visited bitmap after propagating
14744 (remove_dead_phis): Perform simple dead virtual PHI removal.
14745 (remove_dead_stmt): Properly unlink virtual operands when
14747 (eliminate_unnecessary_stmts): Schedule PHI removal after
14749 * tree-ssa-ter.c (is_replaceable_p): Adjust.
14750 (process_replaceable): Likewise.
14751 (find_replaceable_in_bb): Likewise.
14752 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
14753 based on the single gimple vop.
14754 (verify_flow_insensitive_alias_info): Remove.
14755 (verify_flow_sensitive_alias_info): Likewise.
14756 (verify_call_clobbering): Likewise.
14757 (verify_memory_partitions): Likewise.
14758 (verify_alias_info): Likewise.
14759 (verify_ssa): Adjust..
14760 (execute_update_addresses_taken): Export. Update SSA
14761 manually. Optimize only when optimizing. Use a local bitmap.
14762 (pass_update_address_taken): Remove TODO_update_ssa, add
14764 (pass_update_address_taken): Just use TODO_update_address_taken.
14765 (init_tree_ssa): Do not initialize addressable_vars.
14766 (verify_ssa): Verify new VUSE / VDEF properties.
14767 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
14768 Do not call verify_alias_info.
14769 (delete_tree_ssa): Clear the VUSE, VDEF operands.
14770 Do not free the loaded and stored syms bitmaps. Reset the escaped
14771 and callused solutions. Do not free addressable_vars.
14772 Remove memory-tag related code.
14773 (warn_uninitialized_var): Aliases are always available.
14774 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
14775 * lambda-code.c (can_put_in_inner_loop): Adjust.
14776 (can_put_after_inner_loop): Likewise.
14777 (perfect_nestify): Likewise.
14778 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
14779 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
14780 (vectorizable_conversion): Do not mark symbols for renaming.
14781 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
14782 (expand_call_inline): Unlink the calls virtual operands before
14784 (tree_function_versioning): Do not call update_ssa if we are not
14785 updating clones. Simplify.
14786 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
14787 (propagate_with_phi): Likewise..
14788 * tree-outof-ssa.c (create_temp): Remove memory tag and call
14789 clobber code. Assert we are not aliased or global.
14790 * tree-flow.h: Include tree-ssa-alias.h
14791 (enum escape_type): Remove.
14792 (struct mem_sym_stats_d): Likewise.
14793 (struct mem_ref_stats_d): Likewise.
14794 (struct gimple_df): Add vop member. Remove global_var,
14795 call_clobbered_vars, call_used_vars, addressable_vars,
14796 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
14797 escaped and callused members.
14798 (struct ptr_info_def): Remove all members, add points-to solution
14800 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
14801 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
14802 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
14803 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
14804 (tree-ssa-alias.o): Likewise.
14805 (toplev.o): Add tree-ssa-alias.h
14806 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
14807 * gimple.c (gimple_set_bb): Fix off-by-one error.
14808 (is_gimple_reg): Do not handle memory tags.
14809 (gimple_copy): Also copy virtual operands.
14810 Delay updating the statement. Do not reset loaded and stored syms.
14811 (gimple_set_stored_syms): Remove.
14812 (gimple_set_loaded_syms): Likewise.
14813 (gimple_call_copy_skip_args): Copy the virtual operands
14814 and mark the new statement modified.
14815 * tree-ssa-structalias.c (may_alias_p): Remove.
14816 (set_uids_in_ptset): Take the alias set to prune with as
14817 parameter. Fold in the alias test of may_alias_p.
14818 (compute_points_to_sets): Compute whether a ptr is dereferenced
14819 in a local sbitmap.
14820 (process_constraint): Deal with &ANYTHING on the lhs, reject all
14821 other ADDRESSOF constraints on the lhs.
14822 (get_constraint_for_component_ref): Assert that we don't get
14823 ADDRESSOF constraints from the base of the reference.
14824 Properly generate UNKNOWN_OFFSET for DEREF if needed.
14825 (struct variable_info): Remove collapsed_to member.
14826 (get_varinfo_fc): Remove.
14827 (new_var_info): Do not set collapsed_to.
14828 (dump_constraint): Do not follow cycles.
14829 (dump_constraint_graph): Likewise.
14830 (build_pred_graph): Likewise.
14831 (build_succ_graph): Likewise.
14832 (rewrite_constraints): Likewise.
14833 (do_simple_structure_copy): Remove.
14834 (do_rhs_deref_structure_copy): Remove.
14835 (do_lhs_deref_structure_copy): Remove.
14836 (collapse_rest_of_var): Remove.
14837 (do_structure_copy): Re-implement.
14838 (pta_stats): New global variable.
14839 (dump_pta_stats): New function.
14840 (struct constraint_expr): Make offset signed.
14841 (UNKNOWN_OFFSET): Define special value.
14842 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
14843 (solution_set_expand): New helper function split out from ...
14844 (do_sd_constraint): ... here.
14845 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
14846 (do_ds_constraint): Likewise.
14847 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
14848 and CALLUSED = *CALLUSED.
14849 (set_union_with_increment): Make inc argument signed.
14850 (type_safe): Remove.
14851 (get_constraint_for_ptr_offset): Handle unknown and negative
14853 (first_vi_for_offset): Handle offsets before start. Bail
14854 out early for offsets beyond the variable extent.
14855 (first_or_preceding_vi_for_offset): New function.
14856 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
14857 Together with ESCAPED = *ESCAPED this properly computes reachability.
14858 (find_what_var_points_to): New function.
14859 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
14860 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
14861 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
14862 pt_solutions_intersect): New functions.
14863 (compute_call_used_vars): Remove.
14864 (compute_may_aliases): New main entry into PTA computation.
14865 * gimple.h (gimple_p): New typedef.
14866 (struct gimple_statement_base): Remove references_memory_p.
14867 (struct gimple_statement_with_memory_ops_base): Remove
14868 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
14870 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
14871 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
14872 gimple_set_references_memory): Remove.
14873 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
14874 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
14876 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
14877 (verify_expr): Allow RESULT_DECL.
14878 (gimple_duplicate_bb): Do not copy virtual operands.
14879 (gimple_duplicate_sese_region): Adjust.
14880 (gimple_duplicate_sese_tail): Likewise.
14881 (mark_virtual_ops_in_region): Remove.
14882 (move_sese_region_to_fn): Do not call it.
14883 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
14884 and pass_simple_dse.
14885 (execute_function_todo): Handle TODO_update_address_taken,
14886 call execute_update_addresses_taken for TODO_rebuild_alias.
14887 (execute_todo): Adjust.
14888 (execute_one_pass): Init dump files early.
14889 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
14891 (create_general_new_stmt): Clear vops.
14892 * tree-ssa-reassoc.c (get_rank): Adjust.
14893 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
14894 symbols for renaming.
14895 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
14896 (PARAM_AVG_ALIASED_VOPS): Likewise.
14897 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
14898 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
14899 * tree-ssa-operands.c: Simplify for new virtual operand representation.
14900 (operand_build_cmp, copy_virtual_operands,
14901 create_ssa_artificial_load_stmt, add_to_addressable_set,
14902 gimple_add_to_addresses_taken): Remove public functions.
14903 (unlink_stmt_vdef): New function.
14905 2009-04-03 Alan Modra <amodra@bigpond.net.au>
14907 * config.gcc (powerpc-*-linux*): Merge variants.
14909 2009-04-02 Chao-ying Fu <fu@mips.com>
14910 James Grosbach <james.grosbach@microchip.com>
14912 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
14913 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
14915 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
14916 keep_interrupts_masked_p, use_debug_exception_return_p.
14917 (mips_attribute_table): Add interrupt, use_shadow_register_set,
14918 keep_interrupts_masked, use_debug_exception_return.
14919 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
14920 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
14922 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
14923 (mips_print_operand): Process COP0 registers to print $0 .. $31
14924 correctly for GAS to process.
14925 (mips_interrupt_extra_call_saved_reg_p): New function.
14926 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
14928 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
14929 (mips_compute_frame_info): Add supports for interrupt context that
14930 includes doubleword accumulators and COP0 registers.
14931 (mips_for_each_saved_acc): New function.
14932 (mips_for_each_saved_gpr_and_fpr): Change the function name from
14933 mips_for_each_saved_reg.
14934 (mips_save_reg): Save accumulators.
14935 (mips_kernel_reg_p): A new for_each_rtx callback.
14936 (mips_expand_prologue): Support interrupt handlers.
14937 (mips_restore_reg): Restore accumulators.
14938 (mips_expand_epilogue): Support interrupt handlers.
14939 (mips_can_use_return_insn): Return false for interrupt handlers.
14940 (mips_epilogue_uses): New function.
14941 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
14942 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
14943 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
14944 cop0_move): New instructions.
14945 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
14946 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
14948 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
14950 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
14951 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
14952 interrupt handlers, we use K0 as the temporary register.
14953 (EPILOGUE_USES): Change to a function call.
14954 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
14955 handlers, we use K0 as the temporary register.
14957 * doc/extend.texi (Function Attributes): Document interrupt,
14958 use_shadow_register_set, keep_interrupts_masked,
14959 use_debug_exception_return for MIPS attributes.
14961 2009-04-03 Alan Modra <amodra@bigpond.net.au>
14963 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
14964 Remove a number of t-files from tmake_file.
14965 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
14966 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
14967 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
14968 target_prototype, not TARGET_PROTOTYPE.
14969 (LINK_OS_GNU_SPEC): Define.
14970 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
14971 and darwin-ldoubdle.c.
14973 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
14976 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
14977 (cpp_options): Ditto.
14978 (default_compilers): Ditto.
14979 (display_help): Ditto.
14980 (process_command): Ditto.
14981 (do_spec_1): Ditto.
14982 (set_input): Use lbasename instead of duplicate code.
14983 (save_temps_prefix): New static for -save-temps=obj.
14984 (save_temps_length): Ditto.
14986 * doc/invoke.texi (-save-temps=obj): Document new variant to
14987 -save-temps switch.
14989 2009-04-02 Jeff Law <law@redhat.com>
14991 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
14994 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
14996 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
14997 * configure: Regenerated.
14999 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
15001 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
15002 share the argument list.
15004 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
15008 2009-02-12 Diego Novillo <dnovillo@google.com>
15010 * varpool.c (debug_varpool): New.
15011 * cgraph.h (debug_varpool): Declare.
15013 2009-04-02 Jan Hubicka <jh@suse.cz>
15015 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
15018 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
15020 * config/i386/i386.c (ix86_abi): Move initialization to ...
15021 (override_options): Here.
15023 2009-04-02 Christian Bruel <christian.bruel@st.com>
15025 * config/sh/sh.c (sh_dwarf_register_span): New function.
15026 (TARGET_DWARF_REGISTER_SPAN): Define.
15027 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
15029 2009-04-02 Ira Rosen <irar@il.ibm.com>
15031 PR tree-optimization/39595
15032 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
15033 interleaved loads group is not greater than the SLP group size.
15035 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
15037 * builtins.c (is_builtin_name): New.
15038 (called_as_built_in): Use is_builtin_name.
15039 * tree.h (is_builtin_name): New.
15040 * varasm.c (incorporeal_function_p): Use is_builtin_name
15042 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
15044 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
15046 2009-04-02 Dodji Seketeli <dodji@redhat.com>
15049 * c-decl.c (clone_underlying_type): Move this ...
15050 * c-common.c (set_underlying_type): ... here.
15051 Also, make sure the function properly sets TYPE_STUB_DECL() on
15052 the newly created typedef variant type.
15053 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
15054 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
15057 2009-04-02 Richard Guenther <rguenther@suse.de>
15059 PR tree-optimization/37221
15060 * tree-flow.h (degenerate_phi_result): Declare.
15061 * tree-ssa-dom.c (degenerate_phi_result): Export.
15062 * tree-scalar-evolution.c (analyze_initial_condition): If
15063 the initial condition is defined by a degenerate PHI node
15064 use the degenerate value.
15066 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
15068 PR rtl-optimization/39588
15069 * combine.c (merge_outer_ops): Do not set the constant when this
15071 (simplify_shift_const_1): Do not modify it either in this case.
15073 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
15075 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
15076 tuning is deprecated if -mtune value is set to an Itanium1 variant.
15078 2009-04-01 Janis Johnson <janis187@us.ibm.com>
15081 * c-lex.c (interpret_float): Default (no suffix) is double.
15083 2009-04-1 Xinliang David Li <davidxl@google.com>
15085 * config/i386/i386.c (legitimate_constant_p): Recognize
15086 all one vector constant.
15088 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15090 * config/vax/vax.c: Add #includes to silence warnings.
15091 Change #include order to silence two warnings.
15093 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15095 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
15096 (ASM_SPEC): Pass -k to the assembler for PIC code.
15098 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15100 * config.gcc: Add vax-*-linux* to the switch.
15101 * config/vax/linux.h: New file. (TARGET_VERSION,
15102 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
15104 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15106 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
15107 Use predicate macros instead of GET_CODE() == foo.
15108 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
15109 ashlsi3, rotrsi3, <unnamed>): Likewise.
15111 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15113 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
15114 jbbccihi, jbbccisi): Remova trailing whitespace.
15115 * config/vax/constraints.md: Likewise.
15116 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
15117 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
15118 * config/vax/predicates.md: Likewise.
15119 * config/vax/vax.c (print_operand_address, vax_output_int_move,
15120 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
15121 * config/vax/vax.h: Likewise.
15122 * config/vax/vax.md (nonlocal_goto): Likewise.
15124 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15126 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
15127 (indirectable_address_p, adjacent_operands_p): Add spaces around
15129 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
15131 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15133 * config/vax/vax.c (legitimate_constant_address_p,
15134 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
15135 index_term_p, reg_plus_index_p, legitimate_address_p,
15136 vax_mode_dependent_address_p): Update comments to match functions
15137 modified by the recent int->bool conversion.
15139 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15141 * config/vax/builtins.md: Update copyright message.
15142 * config/vax/constraints.md: Likewise.
15143 * config/vax/netbsd-elf.h: Likewise.
15144 * config/vax/predicates.md: Likewise.
15145 * config/vax/vax-protos.h: Likewise.
15146 * config/vax/vax.c: Likewise.
15147 * config/vax/vax.h: Likewise.
15148 * config/vax/vax.md: Likewise.
15149 * config/vax/vax.opt: Likewise.
15151 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15153 * config/vax/builtins.md (ffssi2, ffssi2_internal,
15154 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
15155 * config/vax/constraints.md (B, R): Likewise.
15156 * config/vax/predicates.md (external_memory_operand,
15157 nonimmediate_addsub_di_operand): Likewise.
15158 * config/vax/vax.c (vax_output_int_add): Likewise.
15159 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
15160 untyped_call): Likewise.
15162 2009-04-01 Matt Thomas <matt@3am-software.com>
15164 * config/vax/predicates.md: New file.
15165 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
15166 external_const_operand, nonsymbolic_operand, external_memory_operand,
15167 indirect_memory_operand, indexed_memory_operand,
15168 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
15169 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
15171 * config/vax/constraints.md: New file.
15172 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
15174 * config/vax/builtins.md: New file.
15175 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
15176 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
15178 * config/vax/vax.opt (mqmath): Add option.
15179 * config/vax/vax.md (isfx): Extend with DI.
15180 (VAXintQH, VAXintQHSD): Define.
15181 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
15182 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
15183 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
15184 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
15185 (movdi): Update constraints and use vax_output_int_move().
15186 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
15187 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
15188 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
15189 nonlocal_goto): New.
15190 (mov<mode>): Extend accepted operand types.
15191 (subdi3_old): Rename from subdi3, change update constraints and use
15192 a new implementation.
15193 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
15194 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
15195 MOVE_RATIO, CLEAR_RATIO): Define.
15196 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
15197 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
15198 (PRINT_OPERAND): Redefine using a function instead of inlined code.
15199 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
15200 (split_quadword_operands): Make static and really allow variable
15202 (print_operand_address): Update for PIC generation.
15203 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
15204 indexable_address_p, fixup_mathdi_operand,
15205 vax_expand_addsub_di_operands, adjacent_operands_p): New.
15206 (vax_float_literal, legitimate_constant_p,
15207 indirectable_constant_address_p, index_term_p,
15208 reg_plus_index_p): Return bool instead of int.
15209 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
15211 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
15213 (vax_output_conditional_branch): Indent.
15214 (legitimate_constant_address_p, indirectable_constant_address_p,
15215 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
15216 vax_mode_dependent_address_p): Return bool instead of int, update for
15218 * config/vax/vax-protos.h (legitimate_constant_address_p,
15219 legitimate_constant_p, legitimate_address_p,
15220 vax_mode_dependent_address_p): Change declaration to bool.
15221 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
15222 vax_expand_addsub_di_operands, vax_output_int_subtract,
15223 vax_output_movmemsi): Declare.
15224 (split_quadword_operands, vax_float_literal): Delete declaration.
15225 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
15226 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
15227 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
15228 ASM_OUTPUT_DWARF_PCREL): Define.
15229 (ASM_SPEC): Change definition to allow PIC generation.
15231 2009-04-01 Steve Ellcey <sje@cup.hp.com>
15233 * doc/sourcebuild.texi: Update front-end requirements.
15235 2009-04-01 Jakub Jelinek <jakub@redhat.com>
15238 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
15239 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
15240 (booldi3_internal3): Use boolean_or_operator instead of
15243 2009-04-01 Joseph Myers <joseph@codesourcery.com>
15246 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
15247 declarator whose size is not an integer constant expression but
15248 folds to an integer constant, then treat it as a constant
15251 2009-04-01 Richard Guenther <rguenther@suse.de>
15253 * fold-const.c (fold_plusminus_mult_expr): Do not fold
15254 i * 4 + 2 to (i * 2 + 1) * 2.
15256 2009-04-01 Jakub Jelinek <jakub@redhat.com>
15259 * c-parser.c (c_parser_asm_statement): Skip until close paren and
15260 return if c_parser_asm_string_literal returned NULL.
15262 2009-04-01 Nick Clifton <nickc@redhat.com>
15264 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
15266 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
15267 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
15268 other typedefs to avoid conflicts with libgcc2.c. Define labels
15269 to gain 16-bit bit-manipulation functions from libgcc2.c and then
15271 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
15272 to gain 16-bit trapping arithmetic functions from libgcc2.c and
15275 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
15277 * varasm.c (default_function_rodata_section): Declare DOT as
15280 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
15281 Andrey Galkin <agalkin@hypercom.com>
15284 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
15285 Make object_name unique for each process.
15287 2009-04-01 Jakub Jelinek <jakub@redhat.com>
15290 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
15291 addressable variables in the parallel that could go out of scope while
15292 running queued tasks.
15294 2009-04-01 Anatoly Sokolov <aesok@post.ru>
15296 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
15297 (CASE_VALUES_THRESHOLD): Redefine.
15298 * config/avr/avr.c (avr_override_options): Remove initialization of
15299 avr_case_values_threshold variable.
15300 (avr_case_values_threshold): Remove variable. Add new function.
15301 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
15302 * config/avr/avr.opt (mno-tablejump): Remove option.
15303 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
15305 2009-04-01 DJ Delorie <dj@redhat.com>
15307 * varasm.c (default_function_rodata_section): Don't assume
15308 anything about where the first '.' in the section name is.
15310 2009-04-01 Alan Modra <amodra@bigpond.net.au>
15312 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
15313 rs6000_emit_stack_tie.
15315 2009-03-31 Ian Lance Taylor <iant@google.com>
15317 * tree-eh.c (tree_remove_unreachable_handlers): Compare
15318 gimple_code with GIMPLE_RESX, not RESX.
15320 2009-03-31 Joseph Myers <joseph@codesourcery.com>
15322 * c-common.c (c_get_ident): New.
15323 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
15325 2009-04-01 Ben Elliston <bje@au.ibm.com>
15327 * config/rs6000/sysv4.opt (msdata): Improve option description.
15329 2009-03-31 Steve Ellcey <sje@cup.hp.com>
15331 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
15332 (divdf3_internal_lat): Remove.
15333 (divxf3_internal_lat): Remove.
15334 (divxf3_internal_thr): Remove.
15335 (divxf): Use divxf3_internal.
15336 * config/ia64/div.md (divsf3_internal_lat): New.
15337 (divdf3_internal_lat): New.
15338 (divxf3_internal): New.
15340 2009-03-31 Joseph Myers <joseph@codesourcery.com>
15343 * Makefile.in (USE_GCC_STDINT): Define.
15344 (stmp-int-hdrs): Install stdint.h if applicable.
15345 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
15347 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
15348 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
15349 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
15350 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
15351 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
15352 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
15353 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
15354 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
15355 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
15356 (c_common_nodes_and_builtins): Initialize
15357 underlying_wchar_type_node. Do not initialize
15358 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
15359 nodes for new types.
15360 (c_stddef_cpp_builtins): Define macros for new types.
15361 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
15363 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
15364 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
15365 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
15366 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
15367 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
15368 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
15369 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
15370 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
15371 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
15372 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
15373 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
15374 int16_type_node, int32_type_node, int64_type_node,
15375 uint8_type_node, uint16_type_node, c_uint32_type_node,
15376 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
15377 int_least32_type_node, int_least64_type_node,
15378 uint_least8_type_node, uint_least16_type_node,
15379 uint_least32_type_node, uint_least64_type_node,
15380 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
15381 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
15382 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
15383 uintptr_type_node): Define.
15384 * c-cppbuiltin.c (builtin_define_constants,
15385 builtin_define_type_minmax): New.
15386 (builtin_define_stdint_macros): Define more macros.
15387 (c_cpp_builtins): Define more limit macros.
15388 (type_suffix): New.
15389 (builtin_define_type_max): Define in terms of
15390 builtin_define_type_minmax. Remove is_long parameter. All
15392 * config.gcc (use_gcc_stdint): Define.
15393 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
15394 Add newlib-stdint.h for generic targets.
15395 * config/glibc-stdint.h, config/newlib-stdint.h,
15396 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
15397 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
15398 * config/score/score.h (UINTPTR_TYPE): Define.
15399 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
15400 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
15401 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
15402 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
15403 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
15404 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
15405 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
15406 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
15407 * config/spu/spu.h (STDINT_LONG32): Define.
15408 * configure.ac (use_gcc_stdint): Substitute.
15409 * configure: Regenerate.
15410 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
15411 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
15412 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
15413 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
15414 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
15415 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
15416 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
15417 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
15418 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
15419 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
15420 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
15421 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
15422 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
15423 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
15424 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
15425 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
15426 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
15427 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
15428 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
15429 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
15430 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
15431 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
15432 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
15433 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
15434 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
15435 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
15436 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
15437 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
15438 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
15440 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
15442 * loop-iv.c (suitable_set_for_replacement): Renamed from
15443 simplify_using_assignment; changed to return bool and to accept new
15444 args DEST and SRC. Return true iff we find a source/destination pair
15445 that can be used to make a replacement, and fill SRC and DEST if so.
15446 Remove arg ALTERED. Don't deal with altered regs here. All callers
15448 (simplify_using_initial_values): Deal with altered regs here and track
15449 more precisely the effect they have on the validity of our expression.
15451 * loop-iv.c (simplify_using_condition): A condition of the form
15452 (EQ REG CONST) can be used to simply make a substitution.
15453 (simplify_using_initial_values): Keep track of conditions we have seen
15454 and keep using them to simplify new expressions, while applying the
15455 same substitutions to them as to the expression.
15457 * simplify-rtx.c (simplify_relational_operation_1): Simplify
15458 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
15461 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
15462 changed. Use this when trying to improve the upper bound.
15463 Generate the comparison by using simplify_gen_relational.
15465 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
15467 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
15469 (simplify_using_assignment, simplify_using_initial_values): Call
15470 replace_in_expr to make replacements. Call replace_single_def_regs
15471 once on the initial version of the expression.
15473 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15476 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
15478 2009-03-31 Richard Guenther <rguenther@suse.de>
15480 PR middle-end/31029
15481 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
15482 equality comparisons. Fold C - X CMP X if C % 2 == 1.
15484 2009-03-31 Richard Guenther <rguenther@suse.de>
15486 * tree.h (div_if_zero_remainder): Declare.
15487 * fold-const.c (div_if_zero_remainder): Export.
15488 * tree-ssa-forwprop.c
15489 (forward_propagate_addr_into_variable_array_index): Handle
15490 constant array index addition outside of the variable index.
15492 2009-03-31 Joseph Myers <joseph@codesourcery.com>
15495 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
15496 define_splits, floatunssi<mode>2): Require x87 conversions from
15497 DImode to be permitted.
15499 2009-03-31 Joseph Myers <joseph@codesourcery.com>
15501 PR preprocessor/15638
15502 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
15504 2009-03-31 Richard Guenther <rguenther@suse.de>
15506 PR middle-end/23401
15507 PR middle-end/27810
15508 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
15509 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
15510 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
15511 a separate statement.
15512 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
15513 (lookup_tmp_var): Likewise.
15514 (is_gimple_formal_tmp_or_call_rhs): Remove.
15515 (is_gimple_reg_or_call_rhs): Rename to ...
15516 (is_gimple_reg_rhs_or_call): ... this.
15517 (is_gimple_mem_or_call_rhs): Rename to ...
15518 (is_gimple_mem_rhs_or_call): ... this.
15519 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
15520 DECL_GIMPLE_REG_P only if is_formal is true.
15521 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
15522 for non-proper post-modify expression gimplification.
15523 (gimplify_self_mod_expr): For post-modify expressions gimplify
15524 the lvalue to a minimal lvalue.
15525 (rhs_predicate_for): Remove formal temp case.
15526 (gimplify_modify_expr_rhs): Likewise.
15527 (gimplify_addr_expr): Use is_gimple_reg.
15528 (gimplify_expr): Remove formal temp cases.
15529 (gimple_regimplify_operands): Likewise.
15530 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
15531 and FILTER_EXPR like constants.
15532 * gimple.c (walk_gimple_op): Fix val_only initialization, use
15534 (is_gimple_formal_tmp_rhs): Remove.
15535 (is_gimple_reg_rhs): Remove special casing.
15536 (is_gimple_mem_rhs): Fix.
15537 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
15538 (is_gimple_formal_tmp_var): Remove.
15539 (is_gimple_formal_tmp_reg): Likewise.
15540 (is_gimple_min_lval): Allow invariant component ref parts.
15541 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
15542 is_gimple_formal_tmp_reg): Remove declarations.
15543 * tree-cfg.c (verify_expr): Verify that variables with address
15544 taken do not have DECL_GIMPLE_REG_P set.
15545 * tree-mudflap.c (mf_build_check_statement_for): Use
15546 force_gimple_operand instead of gimplify_expr.
15548 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
15550 * modulo-sched.c (sms_schedule_by_order): Pass the actual
15551 schedulable rows to compute_split_row.
15553 2009-03-31 Ben Elliston <bje@au.ibm.com>
15556 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
15559 2009-03-31 Alan Modra <amodra@bigpond.net.au>
15561 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
15562 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
15563 * configure: Regenerate.
15564 * config.in: Regenerate.
15565 * config/rs6000/rs6000.opt (mtls-markers): Add.
15566 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
15567 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
15568 (tls_ld_aix, tls_ld_sysv): Likewise.
15569 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
15570 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
15572 2009-03-31 Alan Modra <amodra@bigpond.net.au>
15574 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
15576 2009-03-30 Jan Hubicka <jh@suse.cz>
15578 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
15580 (tree_remove_unreachable_handlers): Cleanup EH predecestor
15581 detection and label handling.
15583 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
15585 * ira-int.h (ira_allocno): Rename left_conflicts_num to
15586 left_conflicts_size.
15587 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
15588 ALLOCNO_LEFT_CONFLICTS_SIZE.
15590 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
15591 remove_allocno_from_bucket_and_push,
15592 allocno_spill_priority_compare, push_allocnos_to_stack,
15593 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
15594 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
15595 (setup_allocno_left_conflicts_num): Ditto. Rename to
15596 setup_allocno_left_conflicts_size.
15597 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
15598 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
15599 setup_allocno_left_conflicts_size instead of
15600 setup_allocno_left_conflicts_num.
15602 * ira-build.c (ira_create_allocno): Use
15603 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
15604 ALLOCNO_LEFT_CONFLICTS_NUM.
15606 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
15608 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
15609 instead of DF_LR_OUT.
15611 * ira-lives.c (process_bb_node_lives): Ditto.
15613 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
15614 instead of DF_LR_{OUT,IN}.
15616 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
15618 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
15620 2009-03-30 Jan Hubicka <jh@suse.cz>
15622 * except.c (label_to_region_map): Fix thinko.
15624 2009-03-30 Steve Ellcey <sje@cup.hp.com>
15626 PR middle-end/38237
15627 * tree.h (tree_find_value): New declaration.
15628 * tree.c (tree_find_value): New function.
15629 * varasm.c (assemble_external): Avoid duplicate entries on lists.
15631 2009-03-30 Jakub Jelinek <jakub@redhat.com>
15634 * c-decl.c (struct c_binding): Add locus field.
15635 (bind): Add locus argument, set locus field from it.
15636 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
15637 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
15638 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
15639 implicitly_declare, undeclared_variable, lookup_label,
15640 declare_label, c_make_fname_decl, c_builtin_function,
15641 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
15644 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
15647 * config/i386/i386.c (classify_argument): Check total size of
15650 2009-03-30 Martin Jambor <mjambor@suse.cz>
15652 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
15653 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
15654 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
15657 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
15658 seen_variable_array_ref while also traversing a union.
15660 * tree-inline.c (optimize_inline_calls): Do not call
15661 cgraph_node_remove_callees.
15662 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
15663 (pass_remove_cgraph_callee_edges): New variable.
15664 * passes.c (init_optimization_passes): Add
15665 pass_remove_cgraph_callee_edges after early inlining and before all
15666 late intraprocedural passes.
15668 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
15670 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15672 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
15673 Fix typos in names.
15675 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15677 * combine.c (simplify_comparison): Use have_insn_for.
15678 * dojump.c (do_jump): Likewise.
15680 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15682 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
15683 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
15684 sparc_compare_op0 like sparc_compare_emitted used to be handled.
15685 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
15686 instead of sparc_compare_emitted.
15687 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
15688 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
15689 instead of sparc_compare_emitted.
15691 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15693 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
15694 enter/exit cfglayout mode.
15695 (pass_partition_block): Require it.
15696 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
15697 (combine_instructions): Track basic blocks instead of labels.
15698 (update_cfg_for_uncondjump): New.
15699 (try_combine): Use it. Update jumps after rescanning.
15700 (pass_combine): Require PROP_cfglayout.
15701 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
15703 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15705 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
15706 Provide/destroy PROP_cfglayout respectively.
15707 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
15708 * tree-pass.h (PROP_cfglayout): New.
15710 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15712 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
15713 fold_convert_const_fixed_from_fixed,
15714 fold_convert_const_fixed_from_int,
15715 fold_convert_const_fixed_from_real, fold_negate_const): Do not
15716 set TREE_CONSTANT_OVERFLOW.
15717 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
15718 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
15720 2009-03-30 Ira Rosen <irar@il.ibm.com>
15722 * tree-vect-loop-manip.c: New file.
15723 * tree-vectorizer.c: Update documentation and included files.
15724 (vect_loop_location): Make extern.
15725 (rename_use_op): Move to tree-vect-loop-manip.c
15726 (rename_variables_in_bb, rename_variables_in_loop,
15727 slpeel_update_phis_for_duplicate_loop,
15728 slpeel_update_phi_nodes_for_guard1,
15729 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
15730 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
15731 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
15732 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
15733 find_loop_location): Likewise.
15734 (new_stmt_vec_info): Move to tree-vect-stmts.c.
15735 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
15736 get_vectype_for_scalar_type, vect_is_simple_use,
15737 supportable_widening_operation, supportable_narrowing_operation):
15739 (bb_in_loop_p): Move to tree-vect-loop.c.
15740 (new_loop_vec_info, destroy_loop_vec_info,
15741 reduction_code_for_scalar_code, report_vect_op,
15742 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
15743 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
15744 (vect_supportable_dr_alignment): Likewise.
15745 * tree-vectorizer.h (tree-data-ref.h): Include.
15746 (vect_loop_location): Declare.
15747 Reorganize function declarations according to the new file structure.
15748 * tree-vect-loop.c: New file.
15749 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
15750 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
15751 * tree-vect-data-refs.c: New file.
15752 * tree-vect-patterns.c (timevar.h): Don't include.
15753 * tree-vect-stmts.c: New file.
15754 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
15755 tree-vect-slp.c, tree-vect-loop.c.
15756 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
15757 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
15758 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
15759 (tree-vect-analyze.o): Remove.
15760 (tree-vect-transform.o): Likewise.
15761 (tree-vect-data-refs.o): Add rule.
15762 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
15763 tree-vect-slp.o): Likewise.
15764 (tree-vect-patterns.o): Remove redundant dependencies.
15765 (tree-vectorizer.o): Likewise.
15766 * tree-vect-slp.c: New file.
15768 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15770 * optc-gen.awk: Warn if an option flag has multiple different
15773 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
15775 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
15776 -floop-block): Document dependences on PPL, CLooG and Graphite.
15778 2009-03-30 Joseph Myers <joseph@codesourcery.com>
15780 PR rtl-optimization/323
15781 * c-common.c (c_fully_fold, convert_and_check,
15782 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
15783 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
15784 * c-common.def (EXCESS_PRECISION_EXPR): New.
15785 * c-cppbuiltin.c (builtin_define_float_constants): Define
15786 constants with enough digits for long double.
15787 * c-lex.c (interpret_float): Interpret constant with excess
15788 precision where appropriate.
15789 * c-opts.c (c_common_post_options): Set
15790 flag_excess_precision_cmdline. Give an error for
15791 -fexcess-precision=standard for C++ for processors where the
15792 option is significant.
15793 * c-parser.c (c_parser_conditional_expression): Handle excess
15794 precision in condition.
15795 * c-typeck.c (convert_arguments): Handle arguments with excess
15797 (build_unary_op): Move excess precision outside operation.
15798 (build_conditional_expr): Likewise.
15799 (build_compound_expr): Likewise.
15800 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
15801 (build_modify_expr): Handle excess precision in RHS.
15802 (convert_for_assignment): Handle excess precision in converted
15804 (digest_init, output_init_element, process_init_element): Handle
15805 excess precision in initializer.
15806 (c_finish_return): Handle excess precision in return value.
15807 (build_binary_op): Handle excess precision in operands and add
15808 excess precision as needed for operation.
15809 * common.opt (-fexcess-precision=): New option.
15810 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
15811 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
15812 For standard excess precision, output explicit conversion to and
15813 truncation from XFmode.
15814 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
15815 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
15816 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
15817 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
15818 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
15819 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
15820 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
15821 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
15822 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
15823 define_splits, sqrt<mode>2): Disable where appropriate for
15824 standard excess precision.
15825 * convert.c (convert_to_real): Do not shorten arithmetic to type
15826 for which excess precision would be used.
15827 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
15828 * doc/invoke.texi (-fexcess-precision=): Document option.
15829 (-mfpmath=): Correct index entry.
15830 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
15831 flag_excess_precision): New.
15832 * langhooks.c (lhd_post_options): Set
15833 flag_excess_precision_cmdline.
15834 * opts.c (common_handle_option): Handle -fexcess-precision=.
15835 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
15836 init_excess_precision): New.
15837 (lang_dependent_init_target): Call init_excess_precision.
15838 * tree.c (excess_precision_type): New.
15839 * tree.h (excess_precision_type): Declare.
15841 2009-03-30 Joseph Myers <joseph@codesourcery.com>
15844 * c-typeck.c (build_component_ref): Do not copy qualifiers from
15845 non-lvalue to component.
15847 2009-03-29 Joseph Myers <joseph@codesourcery.com>
15849 PR preprocessor/34695
15850 * Makefile.in (c-opts.o): Depend on c-tree.h.
15851 * c-common.c: Move down include of diagnostic.h.
15852 (done_lexing, c_cpp_error): New.
15853 * c-common.h (done_lexing): Declare.
15854 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
15856 * c-opts.c: Include c-tree.h.
15857 (c_common_init_options): Set preprocessor error callback.
15858 (c_common_handle_option): Do not set preprocessor
15859 inhibit_warnings, warnings_are_errors, warn_system_headers,
15860 pedantic_errors or inhibit_warnings flags.
15861 (c_common_post_options): Do not check cpp_errors (parse_in).
15862 (c_common_finish): Do not output dependencies if there were
15863 errors. Do not check return value of cpp_finish.
15864 * c-ppoutput.c (pp_file_change): Set input_location.
15865 * c-tree.h (c_cpp_error): Declare.
15866 * diagnostic.c (diagnostic_set_info_translated): Also initialize
15868 (diagnostic_build_prefix): Check override_column.
15869 * diagnostic.h (diagnostic_info): Add override_column field.
15870 (diagnostic_override_column): Define.
15872 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
15874 * c-common.c (c_expand_expr, c_staticp): Remove.
15875 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
15876 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
15877 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
15878 * c-gimplify.c (gimplify_compound_literal_expr,
15879 optimize_compound_literals_in_ctor): Remove.
15880 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
15881 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
15882 * c-semantics.c (emit_local_var): Remove.
15884 * langhooks-def.h (lhd_expand_expr): Remove.
15885 * langhooks.c (lhd_expand_expr): Remove.
15886 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
15888 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
15889 handling from c-semantics.c; don't call into langhook.
15890 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
15891 * gimplify.c (gimplify_compound_literal_expr,
15892 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
15893 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
15894 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
15895 as was done in c-gimplify.c.
15896 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
15897 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
15898 Move from c-common.h.
15899 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
15901 * tree.c (staticp): Do not call langhook.
15902 * langhooks.c (lhd_staticp): Delete.
15903 * langhooks-def.h (lhd_staticp): Delete prototype.
15904 (LANG_HOOKS_STATICP): Delete.
15905 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
15907 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
15908 instead of DECL_STMTs.
15910 2009-03-29 Joseph Myers <joseph@codesourcery.com>
15918 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
15920 (fold_call_expr): Return a NOP_EXPR from folding rather than the
15921 contained expression.
15922 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
15923 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
15924 conditional expressions for C.
15925 (decl_constant_value_for_optimization): Move from
15926 decl_constant_value_for_broken_optimization in c-typeck.c. Check
15927 whether optimizing and that the expression is a VAR_DECL not of
15928 array type instead of doing such checks in the caller. Do not
15929 check pedantic. Call gcc_unreachable for C++.
15930 * c-common.def (C_MAYBE_CONST_EXPR): New.
15931 * c-common.h (c_fully_fold, c_save_expr,
15932 decl_constant_value_for_optimization): New prototypes.
15933 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
15934 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
15935 EXPR_INT_CONST_OPERANDS): Define.
15936 * c-convert.c (convert): Strip nops from expression.
15937 * c-decl.c (groktypename): Take extra parameters expr and
15938 expr_const_operands. Update call to grokdeclarator.
15939 (start_decl): Update call to grokdeclarator. Add statement for
15940 expressions used in type of decl.
15941 (grokparm): Update call to grokdeclarator.
15942 (push_parm_decl): Update call to grokdeclarator.
15943 (build_compound_literal): Add parameter non_const and build a
15944 C_MAYBE_COSNT_EXPR if applicable.
15945 (grokdeclarator): Take extra parameters expr and
15946 expr_const_operands. Track expressions used in declaration
15947 specifiers and declarators. Fold array sizes and track whether
15948 they are constant expressions and whether they are integer
15949 constant expressions.
15950 (parser_xref_tag): Set expr and expr_const_operands fields in
15952 (grokfield): Update call to grokdeclarator.
15953 (start_function): Update call to grokdeclarator.
15954 (build_null_declspecs): Set expr and expr_const_operands fields in
15956 (declspecs_add_type): Handle expressions in typeof specifiers.
15957 * c-parser.c (c_parser_declspecs): Set expr and
15958 expr_const_operands fields for declaration specifiers.
15959 (c_parser_enum_specifier): Likewise.
15960 (c_parser_struct_or_union_specifier): Likewise.
15961 (c_parser_typeof_specifier): Likewise. Update call to
15962 groktypename. Fold expression as needed. Return expressions with
15963 type instead of adding statements.
15964 (c_parser_attributes): Update calls to c_parser_expr_list.
15965 (c_parser_statement_after_labels): Fold expression before passing
15966 to objc_build_throw_stmt.
15967 (c_parser_condition): Fold expression.
15968 (c_parser_asm_operands): Fold expression.
15969 (c_parser_conditional_expression): Use c_save_expr. Update call
15970 to build_conditional_expr.
15971 (c_parser_alignof_expression): Update call to groktypename.
15972 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
15973 original_code. Fold expression argument of va_arg. Create
15974 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
15975 argument to va_arg. Update calls to groktypename. Fold array
15976 index for offsetof. Verify that first argument to
15977 __builtin_choose_expr has integer type.
15978 (c_parser_postfix_expression_after_paren_type): Update calls to
15979 groktypename and build_compound_literal. Handle expressions with
15980 side effects in type name.
15981 (c_parser_postfix_expression_after_primary): Update call to
15982 c_parser_expr_list. Set original_code for calls to
15983 __builtin_constant_p.
15984 (c_parser_expr_list): Take extra parameter fold_p. Fold
15985 expressions if requested.
15986 (c_parser_objc_type_name): Update call to groktypename.
15987 (c_parser_objc_synchronized_statement): Fold expression.
15988 (c_parser_objc_receiver): Fold expression.
15989 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
15990 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
15991 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
15992 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
15993 (struct c_typespec): Add elements expr and expr_const_operands.
15994 (struct c_declspecs): Add elements expr and expr_const_operands.
15995 (groktypename, build_conditional_expr, build_compound_literal):
15997 (in_late_binary_op): Declare.
15998 * c-typeck.c (note_integer_operands): New function.
15999 (in_late_binary_op): New variable.
16000 (decl_constant_value_for_broken_optimization): Move to c-common.c
16001 and rename to decl_constant_value_for_optimization.
16002 (default_function_array_conversion): Do not strip nops.
16003 (default_conversion): Do not call
16004 decl_constant_value_for_broken_optimization.
16005 (build_array_ref): Do not fold result.
16006 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
16007 result when operand is a VLA.
16008 (c_expr_sizeof_type): Update call to groktypename. Handle
16009 expressions included in type name. Use C_MAYBE_CONST_EXPR for
16010 result when operand names a VLA type.
16011 (build_function_call): Update call to build_compound_literal.
16012 Only fold result for calls to __builtin_* functions. Strip
16013 NOP_EXPR from INTEGER_CST returned from such functions. Fold
16014 the function designator.
16015 (convert_arguments): Fold arguments. Update call to
16016 convert_for_assignment.
16017 (build_unary_op): Handle increment and decrement of
16018 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
16019 decrement earlier. Fold operand of increment and decrement.
16020 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
16021 built for integer operand. Wrap returns that are INTEGER_CSTs
16022 without being integer constant expressions or that have integer
16023 constant operands without being INTEGER_CSTs.
16024 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
16025 (build_conditional_expr): Add operand ifexp_bcp. Track whether
16026 result is an integer constant expression or can be used in
16027 unevaluated parts of one and avoid folding and wrap as
16028 appropriate. Fold operands before possibly doing -Wsign-compare
16030 (build_compound_expr): Wrap result for C99 if operands can be used
16031 in integer constant expressions.
16032 (build_c_cast): Update call to digest_init. Do not ignore
16033 overflow from casting floating-point constants to integers. Wrap
16034 results that could be confused with integer constant expressions,
16035 null pointer constants or floating-point constants.
16036 (c_cast_expr): Update call to groktypename. Handle expressions
16037 included in type name.
16038 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
16039 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
16040 Update calls to convert_for_assignment.
16041 (convert_for_assignment): Take new parameter
16042 null_pointer_constant. Do not strip nops or call
16043 decl_constant_value_for_broken_optimization. Set
16044 in_late_binary_op for conversions to boolean.
16045 (store_init_value): Update call to digest_init.
16046 (digest_init): Take new parameter null_pointer_constant. Do not
16047 call decl_constant_value_for_broken_optimization. pedwarn for
16048 initializers not constant expressions. Update calls to
16049 convert_for_assignment.
16050 (constructor_nonconst): New.
16051 (struct constructor_stack): Add nonconst element.
16052 (really_start_incremental_init, push_init_level, pop_init_level):
16053 Handle constructor_nonconst and nonconst element.
16054 (set_init_index): Call constant_expression_warning for array
16056 (output_init_element): Fold value. Set constructor_nonconst as
16057 applicable. pedwarn for initializers not constant expressions.
16058 Update call to digest_init. Call constant_expression_warning
16059 where constant initializers are required.
16060 (process_init_element): Use c_save_expr.
16061 (c_finish_goto_ptr): Fold expression.
16062 (c_finish_return): Fold return value. Update call to
16063 convert_for_assignment.
16064 (c_start_case): Fold switch expression.
16065 (c_process_expr_stmt): Fold expression.
16066 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
16067 ensure statement expression is not evaluated in constant expression.
16068 (build_binary_op): Track whether results are integer constant
16069 expressions or may occur in such, disable folding and wrap results
16070 as applicable. Fold operands for -Wsign-compare warnings unless
16072 (c_objc_common_truthvalue_conversion): Handle results folded to
16073 integer constants that are not integer constant expressions.
16074 * doc/extend.texi: Document when typeof operands are evaluated,
16075 that condition of __builtin_choose_expr is an integer constant
16076 expression, and more about use of __builtin_constant_p in
16079 2009-03-29 Richard Guenther <rguenther@suse.de>
16081 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
16082 propagate addresses of array references.
16084 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
16086 * regmove.c (perhaps_ends_bb_p): Remove.
16087 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
16088 from INSN and check that the main loop stays within that basic block.
16089 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
16090 (regmove_forward_pass): Split out from regmove_optimize. Use
16091 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
16092 (regmove_backward_pass): Split out from regmove_optimize. Use
16093 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
16094 (regmove_optimize): Simplify.
16096 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
16099 * config/i386/i386.c (classify_argument): Ignore flexible array
16100 member in struct and warn ABI change.
16102 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
16104 * config/i386/i386-protos.h (ix86_agi_dependent): New.
16106 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
16107 (ix86_adjust_cost): Updated.
16109 2009-03-29 Jan Hubicka <jh@suse.cz>
16111 PR middle-end/28850
16112 * tree-pass.h (pass_cleanup_eh): New function.
16113 (remove_unreachable_regions): Break code handling RTL
16114 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
16115 that can not be reached by runtime.
16116 (can_be_reached_by_runtime): New function.
16117 (label_to_region_map): New function.
16118 (num_eh_regions): New function.
16119 (rtl_remove_unreachable_regions): New function.
16120 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
16121 (remove_eh_region): New function.
16122 * except.h: Include sbitmap and vecprim.
16123 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
16124 num_eh_regions): Declare.
16125 * passes.c (init_optimization_passes): Schedule cleanup_eh.
16126 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
16127 * tree-eh.c (tree_remove_unreachable_handlers): New function.
16128 (tree_empty_eh_handler_p): New function.
16129 (cleanup_empty_eh): New function.
16130 (cleanup_eh): New function.
16131 (pass_cleanup_eh): New function.
16133 2009-03-29 Jan Hubicka <jh@suse.cz>
16135 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
16136 for removed regions.
16138 2009-03-29 Jan Hubicka <jh@suse.cz>
16140 * except.c (dump_eh_tree): Dump all datastructures.
16142 2009-03-29 Jan Hubicka <jh@suse.cz>
16144 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
16145 (duplicate_eh_regions_1): Likewise.
16146 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
16147 vector; call EH verification.
16148 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
16149 Be ready for region being removed.
16151 2009-03-29 Jan Hubicka <jh@suse.cz>
16153 * bitmap.c (bitmap_last_set_bit): New function.
16154 * bitmap.h (bitmap_last_set_bit): Declare.
16156 2009-03-29 David Ayers <ayers@fsfe.org>
16159 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
16160 by calling objc_compare_types and surpress warnings about
16161 incompatible C pointers that are compatible ObjC pointers.
16163 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
16165 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
16166 call initialize_inline_failed.
16167 (initialize_inline_failed): Move it from here ...
16168 * cgraph.c (initialize_inline_failed): ... to here.
16169 (cgraph_create_edge): Call initialize_inline_failed rather than
16170 setting inline_failed directly.
16172 2009-03-29 Ben Elliston <bje@au.ibm.com>
16175 * sysv4.opt (msdata): Improve comment.
16176 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
16177 * sysv4.h (SVR4_ASM_SPEC): Likewise.
16179 2009-03-29 Ben Elliston <bje@au.ibm.com>
16182 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
16183 load and store attributes.
16185 2009-03-29 Ben Elliston <bje@au.ibm.com>
16187 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
16188 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
16189 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
16190 * doc/extend.texi (X86 Built-in Functions): Add index entries for
16191 __builtin_infq and __builtin_huge_valq.
16193 2009-03-28 Anatoly Sokolov <aesok@post.ru>
16195 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
16197 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16198 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
16200 2009-03-28 Xinliang David Li <davidxl@google.com>
16202 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
16203 (do_dbg_cnt): New function.
16205 2009-03-28 Jan Hubicka <jh@suse.cz>
16207 Merge from pretty-ipa:
16209 2009-03-27 Jan Hubicka <jh@suse.cz>
16211 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
16212 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
16213 * passes.c (function_called_by_processed_nodes_p): New.
16214 * ipa-pure-const.c (check_call): Fix handling of operands.
16215 (analyze_function): Dump debug output for skipped bodies.
16216 (local_pure_const): Use function_called_by_processed_nodes_p.
16217 * dwarf2out.c (reference_to_unused): Use output.
16218 * passes.c (do_per_function_toporder): Likewise.
16220 2008-11-12 Jan Hubicka <jh@suse.cz>
16222 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
16223 * ipa-pure-const.c (funct_state_d): Add can throw field; make
16224 state_set_in_source enum
16225 (check_decl): Ignore memory tags; do not set fake looping flags;
16227 (check_operand, check_tree, check_rhs_var, check_lhs_var,
16228 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
16229 (check_call, analyze_function): Rewrite.
16231 (add_new_function): Update call of analyze_function.
16232 (generate_summary): Add call of analyze_function.
16233 (propagate): Propagate can_throw; handle state_set_in_source correctly.
16234 (local_pure_const): New function.
16235 (pass_local_pure_const): New pass.
16236 * ipa-inline.c (inline_transform): Set after_inlining.
16237 * tree-eh.c (stmt_can_throw_external): New.
16238 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
16239 work with aliasing built.
16240 * tree-flow.h (stmt_can_throw_external): New.
16241 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
16242 and local pure/const pass in early and late optimization queue.
16244 2009-03-28 Martin Jambor <mjambor@suse.cz>
16246 * fold-const.c (get_pointer_modulus_and_residue): New parameter
16248 (fold_binary): Allow function decl aligment consideration is the
16249 second argument is integer constant one.
16250 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
16251 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
16252 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
16254 2009-03-28 Jan Hubicka <jh@suse.cz>
16256 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
16257 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
16258 * function.h (rtl_data): Add nothrow flag.
16259 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
16260 set DECL_NOTHROW for AVAILABLE functions.
16262 2009-03-28 Jakub Jelinek <jakub@redhat.com>
16264 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
16265 following vector keyword has expansion starting with pixel or bool
16266 keyword, expand vector to __vector and pixel or bool to __pixel or
16270 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
16271 warn_if_disallowed_function_p): Removed.
16272 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
16273 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
16274 warning_if_disallowed_function_p.
16275 * flags.h (warn_if_disallowed_function_p,
16276 warn_disallowed_functions): Removed.
16277 * common.opt (Wdisallowed-function-list=): Removed.
16278 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
16280 2009-03-28 Richard Guenther <rguenther@suse.de>
16282 PR tree-optimization/38723
16283 * tree-ssa-pre.c (compute_avail): Add all default definitions to
16286 2009-03-28 Jan Hubicka <jh@suse.cz>
16288 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
16289 test introduced by my previous patch.
16291 2009-03-28 Richard Guenther <rguenther@suse.de>
16293 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
16294 the PHIs value undefined.
16296 2009-03-28 Jan Hubicka <jh@suse.cz>
16298 * tree-pass.h (pass_fixup_cfg): New pass.
16299 * ipa-inline.c (inline_transform): Set
16300 always_inline_functions_inlined/after_inlining.
16301 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
16302 (pass_fixup_cfg): New pass.
16303 * passes.c (init_optimization_passes): Add fixup_cfg.
16305 2009-03-28 Richard Guenther <rguenther@suse.de>
16307 PR tree-optimization/38458
16308 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
16309 argument use the arguments copy-of value.
16311 2009-03-28 Richard Guenther <rguenther@suse.de>
16313 PR tree-optimization/38180
16314 * tree-ssa-ccp.c (get_default_value): Simplify.
16315 (likely_value): Likewise.
16316 (surely_varying_stmt_p): Properly handle VOP case.
16317 (ccp_initialize): Likewise.
16318 (ccp_fold): Handle propagating through *&.
16319 (fold_const_aggregate_ref): Also handle decls.
16321 2009-03-28 Jan Hubicka <jh@suse.cz>
16323 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
16324 * cgraph.h (cgraph_node): Likewise.
16325 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
16326 (cgraph_reset_node): Use process flag.
16327 (cgraph_mark_functions_to_output): Likewise.
16328 (cgraph_expand_function): Likewise.
16329 (cgraph_expand_all_functions): Likewise.
16330 (cgraph_output_in_order): Likewise.
16331 * dwarf2out.c (reference_to_unused): Likewise.
16332 * passes.c do_per_function_toporder): Likewise.
16334 2009-03-28 Jan Hubicka <jh@suse.cz>
16336 Bring from lto-branch:
16338 2008-09-03 Doug Kwan <dougkwan@google.com>
16340 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
16341 enums instead of reason strings.
16342 * cgraph.c (cgraph_create_edge): Same.
16343 (cgraph_inline_failed_string): New function.
16344 * cgraph.h (cgraph_inline_failed_t): New enum type.
16345 (cgraph_inline_failed_string): New prototype.
16346 (struct cgraph_edge): Change type of INLINED_FAILED from constant
16347 char pointer to cgraph_inline_failed_t.
16348 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
16349 (cgraph_default_inline_p): Ditto.
16350 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
16351 to cgraph_inline_failed_t pointer.
16352 * cif-code.def: New file.
16353 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
16355 (cgraph_check_inline_limits): Change type of REASON to pointer to
16356 cgraph_inline_failed_t. Replace reason strings with enums.
16357 (cgraph_default_inline_p): Ditto.
16358 (cgraph_recursive_inlining_p): Ditto.
16359 (update_caller_keys): Change type of FAILED_REASON to
16360 cgraph_inline_failed_t.
16361 (cgraph_set_inline_failed): Change type of REASON to pointer to
16362 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
16363 convert enums to strings for text output.
16364 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
16365 to be of type cgraph_inline_failed_t. Replace reason strings with
16366 enums. Call cgraph_inline_failed_string to covert enums
16367 to strings for text output.
16368 (cgraph_decide_inlining): Replace reason strings with enums.
16369 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
16370 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
16372 * tree-inline.c (expand_call_inline): Change type of REASON
16373 to cgraph_inline_failed_t. Replace reason strings with enums.
16374 Call cgraph_inline_failed_string for text output.
16375 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
16378 2009-03-28 Jan Hubicka <jh@suse.cz>
16380 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
16381 cgraph_clone_node): Remove master clone handling.
16382 (cgraph_is_master_clone, cgraph_master_clone): Remove.
16383 * cgraph.h (master_clone): Remove.
16384 (cgraph_is_master_clone, cgraph_master_clone): Remove.
16385 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
16386 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
16388 2009-03-28 Jan Hubicka <jh@suse.cz>
16390 * cgraph.c (cgraph_function_body_availability): Functions declared
16391 inline are always safe to assume that it is not going to be replaced.
16393 2009-03-28 Richard Guenther <rguenther@suse.de>
16395 PR tree-optimization/38513
16396 * tree-ssa-pre.c (eliminate): Remove redundant stores.
16397 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
16398 EXC_PTR_EXPR and FILTER_EXPR.
16399 (get_ref_from_reference_ops): Likewise.
16401 2009-03-28 Richard Guenther <rguenther@suse.de>
16403 PR tree-optimization/38968
16404 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
16405 Use FLOOR_MOD_EXPR to compute misalignment.
16407 2009-03-28 Richard Guenther <rguenther@suse.de>
16409 PR tree-optimization/37795
16410 * tree.h (combine_comparisons): Declare.
16411 * fold-const.c (combine_comparisons): Export.
16412 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
16414 (ifcombine_iforif): Use combine_comparisons.
16416 2009-03-28 Jan Hubicka <jh@suse.cz>
16418 * tree-eh.c (inlinable_call_p): New function.
16419 (make_eh_edges): Use it.
16420 (verify_eh_edges): Use it.
16421 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
16422 * except.c (reachable_next_level): Add inlinable_function argument
16423 (sjlj_find_directly_reachable_regions): Update.
16424 (add_reachable_handler): Do not set saw_any_handlers.
16425 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
16426 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
16427 Add new inlinable call parameter.
16428 (can_throw_internal, can_throw_external): Update.
16429 * except.h (can_throw_internal_1, can_throw_external_1,
16430 foreach_reachable_handler): Update declaration.
16432 2009-03-28 Joseph Myers <joseph@codesourcery.com>
16434 * config/arm/t-arm-coff, config/h8300/coff.h,
16435 config/i386/i386-aout.h, config/i386/i386-coff.h,
16436 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
16437 config/pdp11/2bsd.h, config/rs6000/aix41.h,
16438 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
16439 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
16440 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
16441 sys-types.h: Remove.
16442 * Makefile.in: Remove protoize and fixproto support and references
16444 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
16445 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
16447 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
16448 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
16449 unprotoize$(exeext).
16450 (rest.encap): Don't depend on $(STMP_FIXPROTO)
16451 (.PHONY): Don't depend on proto.
16452 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
16453 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
16454 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
16455 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
16456 build/gen-protos.o, build/scan.o, xsys-protos.h,
16457 build/fix-header$(build_exeext), build/fix-header.o,
16458 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
16459 stmp-install-fixproto): Remove.
16460 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
16461 SYSCALLS.c or fixproto files.
16462 (install-common): Don't install protoize.
16463 (install-headers-tar, install-headers-cpio, install-headers-cp):
16464 Don't depend on $(STMP_FIXPROTO).
16465 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
16466 install fixproto files or write out fixproto settings.
16467 (uninstall): Don't uninstall protoize.
16468 * config.gcc (use_fixproto): Remove.
16469 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
16470 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
16471 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
16472 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
16473 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
16474 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
16475 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
16476 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
16477 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
16478 * config/t-vxworks (STMP_FIXPROTO): Remove.
16479 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
16480 STMP_FIXPROTO): Remove.
16481 * config.in, configure: Regenerate.
16482 * crtstuff.c (gid_t, uid_t): Don't undefine.
16483 * doc/install.texi: Change m68k-coff to m68k-elf in example.
16484 (arm-*-coff, arm-*-aout: Remove target entries.
16485 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
16486 Remove mention of AIX 4.1.
16487 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
16488 * doc/invoke.texi (Running Protoize): Remove.
16489 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
16490 (Protoize Caveats): Remove.
16491 * tsystem.h: Update comments on headers assumed to exist.
16493 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
16495 * genautomata.c: Add a new year to the copyright. Add a new
16497 (struct insn_reserv_decl): Add comments for member bypass_list.
16498 (find_bypass): Remove.
16499 (insert_bypass): New.
16500 (process_decls): Use insert_bypass.
16501 (output_internal_insn_latency_func): Output all bypasses with the
16502 same input insn in one switch case.
16504 * rtl.def (define_bypass): Describe bypass choice.
16505 * doc/md.texi (define_bypass): Ditto.
16507 2009-03-27 Richard Guenther <rguenther@suse.de>
16509 * gimplify.c (mark_addressable): Export.
16510 * tree-flow.h (mark_addressable): Declare.
16511 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
16512 * tree-ssa.c (verify_phi_args): Verify that address taken
16513 variables have TREE_ADDRESSABLE set.
16515 2009-03-27 Richard Guenther <rguenther@suse.de>
16517 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
16518 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
16519 Do not mark decls TREE_ADDRESSABLE.
16520 (build_fold_addr_expr): Adjust.
16521 (fold_addr_expr): Remove.
16522 (fold_unary): Use build_fold_addr_expr.
16523 (fold_comparison): Likewise.
16524 (split_address_to_core_and_offset): Likewise.
16525 * coverage.c (tree_coverage_counter_addr): Mark the array decl
16527 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
16528 (gimplify_modify_expr_to_memcpy): Mark source and destination
16530 * omp-low.c (create_omp_child_function): Mark the object decl
16532 (lower_rec_input_clauses): Mark the var we take the address of
16534 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
16536 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16538 PR middle-end/39315
16539 * cfgexpand.c (expand_one_stack_var_at): Change alignment
16540 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
16542 2009-03-27 Richard Guenther <rguenther@suse.de>
16544 PR tree-optimization/39120
16545 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
16547 (handle_lhs_call): Process return constraints. Add escape
16548 constraints if necessary.
16549 (handle_const_call): Fill out return constraints. Make nested
16550 case more precise. Avoid consttmp if possible.
16551 (handle_pure_call): Fill out return constraints. Avoid
16552 callused if possible.
16553 (find_func_aliases): Simplify call handling.
16555 2009-03-27 Richard Guenther <rguenther@suse.de>
16557 PR tree-optimization/39120
16558 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
16559 as a representative.
16560 (solve_graph): Do propagate CALLUSED.
16561 (handle_pure_call): Use a scalar constraint from CALLUSED for
16563 (find_what_p_points_to): CALLUSED shall not appear in poins-to
16566 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16569 * c-common.c (handle_aligned_attribute): Properly check alignment
16570 overflow. Use (1U << i) instead of (1 << i).
16572 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
16574 * expr.h (get_mem_align_offset): Updated.
16576 * tree.h (tree_decl_common): Change align to "unsigned int" and
16577 move it before pointer_alias_set.
16579 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16580 Jakub Jelinek <jakub@redhat.com>
16583 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
16584 gr_register_operand with gr_reg_or_0_operand.
16585 (cmpxchg_rel_di): Likewise.
16586 (sync_lock_test_and_set<mode>): Likewise.
16588 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16590 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
16591 (true_regnum): Likewise.
16593 * rtlanal.c (subreg_info): Moved to ...
16594 * rtl.h (subreg_info): Here. New.
16595 (subreg_get_info): New.
16597 * rtlanal.c (subreg_get_info): Make it extern.
16599 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16602 * config/i386/i386.c (ix86_abi): New.
16603 (override_options): Handle -mabi=.
16604 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
16605 (ix86_call_abi_override): Likewise.
16606 (init_cumulative_args): Likewise.
16607 (function_arg_advance): Likewise.
16608 (function_arg_64): Likewise.
16609 (function_arg): Likewise.
16610 (ix86_pass_by_reference): Likewise.
16611 (ix86_function_value_regno_p): Likewise.
16612 (ix86_build_builtin_va_list_abi): Likewise.
16613 (setup_incoming_varargs_64): Likewise.
16614 (is_va_list_char_pointer): Likewise.
16615 (ix86_init_machine_status): Likewise.
16616 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
16617 (ix86_function_type_abi): Return enum calling_abi. Rewrite
16618 for 64bit. Replace DEFAULT_ABI with ix86_abi.
16619 (ix86_function_abi): Make it static and return enum calling_abi.
16620 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
16622 (ix86_fn_abi_va_list): Updated.
16624 * config/i386/i386.h (ix86_abi): New.
16625 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
16626 (CONDITIONAL_REGISTER_USAGE): Likewise.
16627 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
16628 (machine_function): Likewise.
16630 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
16632 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
16633 (STACK_BOUNDARY): Likewise.
16634 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
16636 * config/i386/i386.opt (mabi=): New.
16638 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
16639 return enum calling_abi.
16640 (ix86_function_type_abi): Likewise.
16641 (ix86_function_abi): Removed.
16643 * doc/invoke.texi: Document -mabi= option for x86.
16645 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16647 * builtins.c (real_dconstp): Delete.
16648 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
16650 2009-03-27 Dodji Seketeli <dodji@redhat.com>
16651 Jakub Jelinek <jakub@redhat.com>
16654 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
16655 (gen_subprogram_die): When a function is explicit, generate the
16656 DW_AT_explicit attribute.
16657 * langhooks.h (struct lang_hooks_for_decls): Add
16658 function_decl_explicit_p langhook.
16659 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
16660 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
16662 2009-03-27 Jakub Jelinek <jakub@redhat.com>
16664 * builtins.c (fold_builtin_memory_op): Optimize memmove
16665 into memcpy if we can prove source and destination don't overlap.
16667 * tree-inline.c: Include gt-tree-inline.h.
16668 (clone_fn_id_num): New variable.
16669 (clone_function_name): New function.
16670 (tree_function_versioning): Use it.
16671 * Makefile.in (GTFILES): Add tree-inline.c.
16673 2009-03-27 Mark Mitchell <mark@codesourcery.com>
16675 * BASE-VER: Change to 4.5.0.
16677 2009-03-27 Xinliang David Li <davidxl@google.com>
16679 PR tree-optimization/39557
16680 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
16682 2009-03-27 Xinliang David Li <davidxl@google.com>
16684 PR tree-optimization/39548
16685 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
16688 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16690 * c-common.c (pointer_int_sum): Use %wd on return from
16693 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16695 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
16696 on return from tree_low_cst.
16698 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
16701 * ginclude/stdarg.h (va_copy): Define also for
16702 __GXX_EXPERIMENTAL_CXX0X__.
16704 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16707 * builtins.h (c_strlen): Do not warn here.
16708 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
16709 * c-common.c (pointer_int_sum): Take an explicit location.
16710 Warn about offsets out of bounds.
16711 * c-common.h (pointer_int_sum): Adjust declaration.
16713 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16715 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
16718 2009-03-26 Jakub Jelinek <jakub@redhat.com>
16721 * opts.c (warn_if_disallowed_function_p): Don't assume
16722 get_callee_fndecl must return non-NULL.
16724 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
16726 PR rtl-optimization/39522
16727 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
16728 when reg_reloaded_valid is set.
16730 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16732 * config/spu/divv2df3.c: New file.
16733 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
16734 (DPBIT_FUNCS): Filter out _div_df.
16736 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
16738 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
16739 a jump insn, count that jump in the distance to the loop start.
16741 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
16744 * config/sh/sh.c (calc_live_regs): Fix condition for global
16745 registers except PIC_OFFSET_TABLE_REGNUM.
16747 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
16750 * doc/invoke.texi (-mconsole): New.
16752 (-mno-cygwin): New.
16754 (-mnop-fun-dllimport): New.
16758 (sub section "i386 and x86-64 Windows Options"): New.
16760 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
16762 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
16763 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
16765 2009-03-25 Richard Guenther <rguenther@suse.de>
16767 PR middle-end/39497
16768 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
16771 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
16773 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
16774 neither of haifa/selective schedulers are working.
16776 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16778 * doc/invoke.texi (Debugging Options): Fix description of
16779 -fno-merge-debug-strings.
16781 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
16783 * config/cris/libgcc.ver: New version-script.
16784 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
16786 * configure.ac <GAS features, nop mnemonic>: Add pattern
16787 crisv32-*-* for "nop".
16788 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
16789 * configure: Regenerate.
16791 2009-03-24 Ira Rosen <irar@il.ibm.com>
16793 PR tree-optimization/39529
16794 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
16795 mark_sym_for_renaming for the tag copied to the new vector
16798 2009-03-24 Arthur Loiret <aloiret@debian.org>
16800 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
16801 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
16802 EXTRA_SPEC_FUNCTIONS.
16803 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
16804 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
16805 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
16806 -march and -mtune options.
16808 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
16810 * config/m68k/t-rtems: Add m5329 multilib.
16812 2009-03-24 Dodji Seketeli <dodji@redhat.com>
16813 Jakub Jelinek <jakub@redhat.com>
16816 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
16819 2009-03-23 Jakub Jelinek <jakub@redhat.com>
16822 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
16823 instead of c_parser_expression_conv, if original_code isn't one of the
16824 4 allowed comparison codes, fail.
16826 2009-03-23 Richard Guenther <rguenther@suse.de>
16828 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
16829 * tree.h (struct tree_type): Likewise.
16830 * reload.h (struct insn_chain): Likewise.
16831 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
16832 * function.h (struct function): Likewise.
16833 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
16835 2009-03-23 Jakub Jelinek <jakub@redhat.com>
16837 PR tree-optimization/39516
16838 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
16840 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
16842 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
16843 should be set true if BITS_PER_WORD of target is bigger than 32
16845 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
16847 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
16848 Translate -B-options to -rpath-link. Correct existing
16849 rpath-link and conditionalize on !nostdlib.
16851 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16853 * doc/extend.texi (Function Attributes, Variable Attributes):
16855 * doc/invoke.texi (Debugging Options, Optimize Options)
16856 (i386 and x86-64 Options, MCore Options): Likewise.
16858 2009-03-20 Jakub Jelinek <jakub@redhat.com>
16861 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
16862 it for block local namespace aliases.
16863 (gen_decl_die): Pass context_die to gen_namespace_die.
16865 2009-03-19 Jakub Jelinek <jakub@redhat.com>
16868 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
16869 minimum or maximum value.
16871 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
16873 * reginfo.c (globalize_reg): Recompute derived reg sets.
16875 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
16878 * libgcc2.c (mprotect): Do not use signed arguments for
16879 VirtualProtect, use DWORD arguments. Also fix the 'may
16880 be used uninitialized' warning for the np variable.
16882 2009-03-19 Jakub Jelinek <jakub@redhat.com>
16885 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
16886 functions using regparm calling conventions when not optimizing.
16887 (ix86_function_sseregparm): Similarly for sseregparm calling
16890 2009-03-19 Li Feng <nemokingdom@gmail.com>
16892 PR middle-end/39500
16893 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
16894 dependence if the first conflict is after niter iterations.
16896 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
16898 PR middle-end/38609
16899 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
16900 functions with dynamic stack-pointer adjustments.
16902 2009-03-19 Ben Elliston <bje@au.ibm.com>
16904 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
16905 option; change to -msdata=data.
16907 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16909 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
16912 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
16915 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
16917 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
16919 * doc/invoke.texi (Code Gen Options): Expand discussion of
16922 2009-03-18 Jakub Jelinek <jakub@redhat.com>
16924 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
16925 * matrix-reorg.c (struct matrix_info): Likewise.
16926 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
16927 * rtl.h (struct mem_attrs): Likewise.
16928 * df.h (struct df): Likewise.
16929 * tree-data-ref.h (struct data_dependence_relation): Likewise.
16930 * ira-int.h (struct ira_allocno): Likewise.
16931 * df-scan.c (struct df_collection_rec): Likewise.
16932 * ira.c (struct equivalence): Likewise.
16933 * function.c (struct temp_slot): Likewise.
16934 * cfgloop.h (struct loop): Likewise.
16937 * function.c (use_register_for_decl): When not optimizing, disregard
16938 register keyword for variables with types containing methods.
16940 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
16942 PR middle-end/39447
16943 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
16944 (is_simple_operand): Call contains_component_ref_p before calling data
16945 reference analysis that would fail on COMPONENT_REFs.
16947 * tree-vrp.c (search_for_addr_array): Fix formatting.
16949 2009-03-18 Richard Guenther <rguenther@suse.de>
16951 * tree-vect-transform.c (vect_loop_versioning): Fold the
16952 generated comparisons.
16953 * tree-vectorizer.c (set_prologue_iterations): Likewise.
16954 (slpeel_tree_peel_loop_to_edge): Likewise.
16956 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16958 PR middle-end/37805
16959 * opts.c (print_specific_help): In addition to `undocumented',
16960 accept `separate' and `joined' flags if passed alone. Describe
16961 output by the first matched one of those.
16962 (common_handle_option): Skip over empty strings.
16963 * gcc.c (display_help): Fix help string for `--help='.
16964 * doc/invoke.texi (Option Summary, Overall Options): With
16965 `--help=', classes and qualifiers can both be repeated, but
16966 only the latter can be negated. One should not pass only
16967 negated qualifiers. Fix markup and examples.
16970 2008-10-14 Jakub Jelinek <jakub@redhat.com>
16971 PR middle-end/37805
16972 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
16973 and -fhelp=separate.
16975 2009-03-17 Jing Yu <jingyu@google.com>
16977 PR middle-end/39378
16978 * function.h (struct rtl_data): Move is_thunk from here...
16979 (struct function): ...to here.
16980 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
16981 * varasm.c (assemble_start_function): Change is_thunk from crtl to
16983 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
16985 (alpha_does_function_need_gp, alpha_start_function): Likewise.
16986 (alpha_output_function_end_prologue): Likewise.
16987 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
16988 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
16989 (rs6000_output_function_epilogue): Likewise.
16990 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
16992 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
16995 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
16996 from different units in a single alternative.
16997 (*truncdfsf_i387): Ditto.
16998 (*truncxfsf2_mixed): Ditto.
16999 (*truncxfdf2_mixed): Ditto.
17001 2009-03-17 Jakub Jelinek <jakub@redhat.com>
17003 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
17004 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
17007 * tree-ssa-live.c (remove_unused_locals): Don't remove local
17008 unused non-artificial variables when not optimizing.
17011 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
17012 DW_TAG_imported_module even if decl is IMPORTED_DECL with
17013 NAMESPACE_DECL in its DECL_INITIAL.
17015 PR middle-end/39443
17016 * optabs.c (set_user_assembler_libfunc): New function.
17017 * expr.h (set_user_assembler_libfunc): New prototype.
17018 * c-common.c: Include libfuncs.h.
17019 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
17020 for memcmp, memset, memcpy, memmove and abort.
17021 * Makefile.in (c-common.o): Depend on libfuncs.h.
17024 * dwarf2out.c (gen_inlined_enumeration_type_die,
17025 gen_inlined_structure_type_die, gen_inlined_union_type_die,
17026 gen_tagged_type_instantiation_die): Removed.
17027 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
17030 2009-03-17 Janis Johnson <janis187@us.ibm.com>
17033 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
17035 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
17036 (check-parallel-%): Ditto.
17037 (check-consistency): Ditto.
17039 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
17041 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
17042 local variable rhs by NULL_TREE.
17044 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
17047 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
17049 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
17052 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
17054 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
17057 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
17058 for ms->sysv ABI calls only in 64bit mode.
17060 * config/i386/i386.md (untyped_call): Support 32bit.
17062 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
17064 * doc/extend.texi: Replace x86_65 with x86_64.
17066 2009-03-16 Jakub Jelinek <jakub@redhat.com>
17068 PR tree-optimization/39455
17069 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
17070 mismatches for POINTER_TYPE_P (type).
17071 (number_of_iterations_le): Likewise.
17073 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
17075 * config/picochip/picochip.c: Removed profiling support.
17076 * config/picochip/picochip.md: Removed profiling instruction.
17077 * config/picochip/picochip.h: Removed profiling builtin.
17079 2009-03-16 Joseph Myers <joseph@codesourcery.com>
17081 * doc/install.texi (--with-host-libstdcxx): Document.
17083 2009-03-14 Anatoly Sokolov <aesok@post.ru>
17086 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
17087 generate a warning if the function name does not begin with
17088 "__vector" and the function has either the 'signal' or 'interrupt'
17089 attribute, from here to ...
17090 (avr_declare_function_name): ...here. New function.
17091 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
17092 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
17094 2009-03-14 Jakub Jelinek <jakub@redhat.com>
17097 * cse.c (fold_rtx): Don't modify original const_arg1 when
17098 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
17099 separate variable instead.
17100 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
17101 from out of range shift counts.
17102 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
17104 2009-03-13 Catherine Moore <clm@codesourcery.com>
17106 * config/i386/x-mingw32 (host-mingw32.o): Replace
17107 diagnostic.h with $(DIAGNOSTIC_H).
17109 2009-03-12 Jakub Jelinek <jakub@redhat.com>
17112 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
17114 * config/i386/sync.md (sync_compare_and_swap<mode>,
17115 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
17116 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
17118 (sync_double_compare_and_swapdi_pic,
17119 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
17120 cmpxchg8b_pic_memory_operand instead of just memory_operand.
17122 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
17125 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
17127 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
17130 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
17131 (avx_addsubv4df3): Likewise.
17132 (*avx_addsubv4sf3): Likewise.
17133 (sse3_addsubv4sf3): Likewise.
17135 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
17138 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
17140 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
17143 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
17144 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
17145 registers for allocnos created from user-defined variables.
17147 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17150 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
17151 of non-integer mode as well.
17153 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
17155 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
17156 for functions for which the parameter types are unknown.
17158 2009-03-11 Jakub Jelinek <jakub@redhat.com>
17161 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
17162 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
17163 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
17164 * config/i386/i386.c (ix86_local_alignment): For
17165 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
17166 long long variables on the stack to avoid dynamic realignment.
17167 Allow the first argument to be a decl rather than type.
17168 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
17170 2009-03-11 Nick Clifton <nickc@redhat.com>
17173 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
17175 Add description to mno-lsim option.
17176 * config/mcore/mcore.h: Remove comment about deprecated m4align
17178 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
17179 * doc/invoke.texi: Add description of mno-lsim and
17180 mstack-increment options.
17182 * config/fr30/fr30.opt: Document the -mno-lsim option.
17183 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
17184 and -mno-lsim options.
17186 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17188 * fold-const.c (fold_comparison): Only call fold_inf_compare
17189 if the mode supports infinities.
17191 2009-03-11 Jason Merrill <jason@redhat.com>
17194 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
17195 end already did. Notice GIMPLE_CALL modifications of the result.
17196 Don't copy debug information from an ignored decl or a decl from
17199 2009-03-10 Richard Guenther <rguenther@suse.de>
17200 Nathan Froyd <froydnj@codesourcery.com>
17202 PR middle-end/37850
17203 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
17204 (__divMODE3): Likewise.
17206 2009-03-09 Jakub Jelinek <jakub@redhat.com>
17208 PR tree-optimization/39394
17209 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
17210 DECL_SIZE_UNIT of variable length FIELD_DECLs.
17212 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
17214 * recog.c (verfiy_changes): Disallow renaming of hard regs in
17215 inline asms for register asm ("") declarations.
17217 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
17219 * fold-const.c (fold_unary): Fix comment.
17221 2009-03-07 Jan Hubicka <jh@suse.cz>
17224 * tree-inline.c (setup_one_parameter): Do replacement of const
17225 argument by constant in SSA form.
17227 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17229 PR middle-end/38028
17230 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
17231 determine alignment passed to assign_stack_local.
17232 (assign_parms_unsplit_complex): Likewise.
17233 * except.c (sjlj_build_landing_pads): Likewise.
17235 2009-03-06 Jakub Jelinek <jakub@redhat.com>
17237 PR middle-end/39360
17238 * tree-flow.h (add_referenced_var): Return bool instead of void.
17239 * tree-dfa.c (add_referenced_var): Return result of
17240 referenced_var_check_and_insert call.
17241 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
17242 of referenced_var_check_and_insert.
17245 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
17246 (gen_variable_die): Emit DW_AT_location on abstract static variable's
17247 DIE, don't emit it if abstract origin already has it.
17248 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
17249 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
17251 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
17253 * genpreds.c (needs_variable): Fix parentheses at variable name
17255 (write_tm_constrs_h): Indent generated code.
17257 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17259 * doc/extend.texi (Function Attributes): Add documentation
17260 for isr attributes.
17262 2009-03-06 Jakub Jelinek <jakub@redhat.com>
17265 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
17266 take locus from its DECL_SOURCE_LOCATION instead of input_location.
17268 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
17270 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
17273 2009-03-05 Jakub Jelinek <jakub@redhat.com>
17276 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
17277 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
17279 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
17281 * config/i386/i386.md (R8_REG, R9_REG): New constants.
17282 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
17283 constants instead of magic numbers.
17284 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
17286 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
17287 (x86_64_ms_abi_int_parameter_registers): Ditto.
17288 (x86_64_int_return_registers): Ditto.
17289 (ix86_maybe_switch_abi): Ditto.
17290 (ix86_expand_call): Ditto for clobbered_registers array.
17291 (ix86_hard_regno_mode_ok): Ditto.
17292 (x86_extended_QIreg_mentioned_p): Ditto.
17294 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
17296 PR tree-optimization/39349
17297 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
17299 * combine.c (gen_lowpart_for_combine): Use omode when generating
17302 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
17304 PR rtl-optimization/39235
17305 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
17307 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
17309 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
17311 2009-03-04 Richard Guenther <rguenther@suse.de>
17313 PR tree-optimization/39362
17314 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
17315 that occur in abnormal PHIs should be varying.
17317 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
17319 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
17321 (simple_iv): Take loop as an argument instead of statement.
17322 * tree-scalar-evolution.h (simple_iv): Declaration changed.
17323 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
17325 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
17327 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
17328 * matrix-reorg.c (analyze_transpose): Ditto.
17329 * tree-data-ref.c (dr_analyze_innermost): Ditto.
17330 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
17331 * tree-predcom.c (ref_at_iteration): Ditto.
17332 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
17334 2009-03-04 Richard Guenther <rguenther@suse.de>
17336 PR tree-optimization/39358
17337 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
17338 escaped_id and callused_id.
17339 (solve_graph): Likewise.
17341 2009-03-04 Richard Guenther <rguenther@suse.de>
17343 PR tree-optimization/39339
17344 * tree-sra.c (try_instantiate_multiple_fields): Make it
17345 no longer ICE on the above.
17347 2009-03-03 Joseph Myers <joseph@codesourcery.com>
17349 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
17350 that fits within Pmode.
17352 2009-03-03 Steve Ellcey <sje@cup.hp.com>
17354 PR middle-end/10109
17355 * tm.texi (LIBCALL_VALUE): Update description.
17357 2009-03-03 Steve Ellcey <sje@cup.hp.com>
17359 PR middle-end/34443
17360 * doc/extend.texi (section): Update description.
17362 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
17364 PR middle-end/39345
17365 * tree-inline.c (remapped_type): New.
17366 (can_be_nonlocal): Call remapped_type instead of remap_type.
17368 2009-03-03 Jakub Jelinek <jakub@redhat.com>
17371 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
17372 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
17374 2009-03-03 Richard Guenther <rguenther@suse.de>
17376 PR middle-end/39272
17377 * tree.c (tree_nonartificial_location): New function.
17378 * tree.h (tree_nonartificial_location): Declare.
17379 * builtins.c (expand_builtin_memory_chk): Provide location
17380 of the call location for artificial function pieces.
17381 (maybe_emit_chk_warning): Likewise.
17382 (maybe_emit_sprintf_chk_warning): Likewise.
17383 (maybe_emit_free_warning): Likewise.
17384 * expr.c (expand_expr_real_1): Likewise.
17386 2009-03-03 Jakub Jelinek <jakub@redhat.com>
17388 PR tree-optimization/39343
17389 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
17390 COMPONENT_REF t has ARRAY_TYPE.
17392 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
17394 PR middle-end/39335
17395 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
17396 when the type precision of the induction variable should be
17397 larger than the type precision of nit.
17398 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
17399 * graphite.c (graphite_loop_normal_form): Same.
17400 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
17402 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
17404 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
17405 (*call_1_rex64_ms_sysv): Use named constants instead of magic
17406 numbers to describe clobbered registers.
17407 (*call_value_0_rex64_ms_sysv): Ditto.
17408 * config/i386/mmx.md (mmx_emms): Ditto.
17409 (mmx_femms): Ditto.
17411 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
17413 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
17416 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17418 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
17419 (spu_section_type_flags): New function.
17421 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
17423 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
17424 reg_class_contents of FLOAT_REGS into a temporary.
17426 2009-03-02 Richard Guenther <rguenther@suse.de>
17427 Ira Rosen <irar@il.ibm.com>
17429 PR tree-optimization/39318
17430 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
17431 information to the vectorized statement.
17433 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
17435 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
17436 variable. Use defined names instead of magic constants for REX SSE
17439 2009-03-01 Richard Guenther <rguenther@suse.de>
17441 PR tree-optimization/39331
17442 * omp-low.c (lower_send_shared_vars): Do not receive new
17443 values for the reference of DECL_BY_REFERENCE parms or results.
17445 2009-03-01 Jan Hubicka <jh@suse.cz>
17448 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
17449 BLOCK_NONLOCALIZED_VAR): New macros.
17450 (tree_block): Add nonlocalized_vars.
17451 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
17452 gen_decl_die): Add origin argument. Allow generation of die with
17453 origin at hand only.
17454 (gen_member_die, gen_type_die_with_usage, force_decl_die,
17455 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
17457 (gen_block_die): Fix checking for unused blocks.
17458 (process_scope_var): Break out from .... ; work with origins only.
17459 (decls_for_scope) ... here; process nonlocalized list.
17460 (dwarf2out_ignore_block): Look for nonlocalized vars.
17461 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
17463 (dump_scope_block): Dump them.
17464 * tree-inline.c (remap_decls): Handle nonlocalized vars.
17465 (remap_block): Likewise.
17466 (can_be_nonlocal): New predicate.
17467 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
17469 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17471 * configure: Regenerate.
17473 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17475 * optc-gen.awk: No need to duplicate option flags twice.
17476 Reuse help texts for duplicate options which do not have any.
17478 * gcc.c (display_help): Document --version.
17480 * gcc.c (main): If print_help_list and verbose_flag, ensure
17481 driver output comes before subprocess output.
17483 * optc-gen.awk: Assign all remaining fields to help string,
17484 space-separated, for multi-line help in *.opt.
17486 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
17487 -Wno-pedantic-ms-format is for MinGW targets only.
17489 * doc/options.texi (Option file format): Fix bad indentation,
17490 restoring dropped sentence.
17492 2009-02-28 Jan Hubicka <jh@suse.cz>
17494 * tree-inline.c (tree_function_versioning): Output debug info.
17496 2009-02-28 Jan Hubicka <jh@suse.cz>
17499 * tree-inline.c (setup_one_parameter): Do not copy propagate
17500 arguments when not optimizing.
17502 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
17505 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
17506 (avx_addsubv4df3): Likewise.
17507 (*avx_addsubv4sf3): Likewise.
17508 (sse3_addsubv4sf3): Likewise.
17509 (*avx_addsubv2df3): Likewise.
17510 (sse3_addsubv2df3): Likewise.
17511 (avx_unpckhps256): Correct item selectors.
17512 (avx_unpcklps256): Likewise.
17513 (avx_unpckhpd256): Likewise.
17514 (avx_unpcklpd256): Likewise.
17516 2009-02-28 Jan Hubicka <jh@suse.cz>
17518 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
17520 (copy_arguments_for_versioning): If var is declared don't declare it.
17521 (tree_function_versioning): First setup substitutions and then copy
17524 2009-02-27 Jan Hubicka <jh@suse.cz>
17527 * cgraph.h (varpool_output_debug_info): Remove.
17528 * cgraphunit.c (varpool_output_debug_info): Remove.
17529 * dwarf2out.c (deferred_locations_struct): New struct
17530 (deferred_locations): New type.
17531 (deferred_locations_list): New static var.
17532 (deffer_location): New function.
17533 (gen_variable_die): Use it.
17534 (decls_for_scope): Output info on local static vars.
17535 (dwarf2out_finish): Process deferred locations.
17536 * varpool.c (varpool_output_debug_info): Remove.
17538 2009-02-27 Jan Hubicka <jh@suse.cz>
17541 * tree.h (TREE_PROTECTED): Fix comment.
17542 (BLOCK_HANDLER_BLOCK): Remove.
17543 (struct tree_block): Remove handler_block add body_block.
17544 (inlined_function_outer_scope_p): New.
17545 (is_body_block): Remove.
17546 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
17547 * dwarf2out.c (is_inlined_entry_point): Remove.
17548 (add_high_low_attributes): Use inlined_function_outer_scope_p.
17549 (gen_block_die): Use is_inlined_entry_point check. Remove body block
17551 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
17552 * gimplify.c (gimplify_expr): Gimplify body blocks.
17553 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
17554 block with multiple subblocks.
17555 (dump_scope_block): Prettier output; dump more flags and info.
17556 (dump_scope_blocks): New.
17557 (remove_unused_locals): Use dump_scope_blocks.
17558 * tree-flow.h (dump_scope_blocks): Declare.
17559 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
17560 * stmt.c (is_body_block): Remove.
17561 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
17562 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
17564 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
17566 PR middle-end/39308
17567 * graphite.c (graphite_loop_normal_form): Do not call
17568 number_of_iterations_exit from a gcc_assert.
17570 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
17572 * config/s390/s390.c (s390_swap_cmp): Look for conditional
17573 jumps if COND is NULL.
17574 (find_cond_jump): New function.
17575 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
17576 * config/s390/s390.md: Remove z10_cobra attribute value.
17578 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
17580 * config/alpha/alpha.h (alpha_expand_mov): Return false if
17581 force_const_mem returns NULL_RTX.
17583 2009-02-26 Jan Hubicka <jh@suse.cz>
17586 * cgraph.h (varpool_output_debug_info): Remove.
17587 * cgraphunit.c (varpool_output_debug_info): Remove.
17588 * dwarf2out.c (deferred_locations_struct): New struct
17589 (deferred_locations): New type.
17590 (deferred_locations_list): New static var.
17591 (deffer_location): New function.
17592 (gen_variable_die): Use it.
17593 (decls_for_scope): Output info on local static vars.
17594 (dwarf2out_finish): Process deferred locations.
17595 * varpool.c (varpool_output_debug_info): Remove.
17597 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
17599 PR rtl-optimization/39241
17600 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
17601 to subreg_offset_representable_p.
17603 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
17605 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
17606 execute function prototype. Get f and nregs from max_reg_num
17607 and get_insns. Remove the first backward pass as it's dead,
17608 guard the forward pass by flag_expensive_optimizations.
17609 (rest_of_handle_regmove): Delete.
17610 (pass_regmove): Replace it with regmove_optimize.
17612 2009-02-25 Martin Jambor <mjambor@suse.cz>
17614 PR tree-optimization/39259
17615 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
17616 calls_alloca function flags.
17617 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
17618 calls are detected.
17620 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
17622 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
17623 flags_set_1_rtx, flags_set_1_set): Delete.
17624 (regmove_optimize): Do not call mark_flags_life_zones.
17626 2009-02-24 Julian Brown <julian@codesourcery.com>
17629 * config/arm/arm.c (require_pic_register): Only set
17630 cfun->machine->pic_reg once per function.
17632 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
17634 * doc/invoke.texi (Link Options): Document an easier way to pass
17635 options that take arguments to the GNU linker using -Xlinker and -Wl.
17637 2009-02-24 Steve Ellcey <sje@cup.hp.com>
17640 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
17642 2009-02-24 Richard Guenther <rguenther@suse.de>
17645 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
17647 2009-02-24 Richard Guenther <rguenther@suse.de>
17648 Zdenek Dvorak <ook@ucw.cz>
17650 PR tree-optimization/39233
17651 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
17652 from converting them to a generic type.
17654 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
17656 PR tree-optimization/39260
17657 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
17658 contains a condition with a real type.
17659 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
17661 2009-02-23 Jason Merrill <jason@redhat.com>
17664 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
17665 narrowing_initializer_constant_valid_p.
17666 (narrowing_initializer_constant_valid_p): Don't return
17667 null_pointer_node for adding a pointer to itself.
17669 2009-02-23 Jan Hubicka <jh@suse.cz>
17672 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
17675 2009-02-23 Jan Hubicka <jh@suse.cz>
17677 PR tree-optimization/37709
17678 * tree.c (block_ultimate_origin): Move here from dwarf2out.
17679 * tree.h (block_ultimate_origin): Declare.
17680 * dwarf2out.c (block_ultimate_origin): Move to tree.c
17681 * tree-ssa-live.c (remove_unused_scope_block_p):
17682 Eliminate blocks containig no instructions nor live variables nor
17684 (dump_scope_block): New function.
17685 (remove_unused_locals): Enable removal of dead blocks by default;
17686 enable dumping at TDF_DETAILS.
17688 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
17690 * config/i386/i386.c (classify_argument): Don't allow COImode
17692 (function_arg_advance_32): Don't allow OImode.
17693 (function_arg_32): Likewise.
17694 (function_value_32): Likewise.
17695 (return_in_memory_32): Likewise.
17696 (function_arg_64): Remove OImode comment.
17698 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
17701 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
17702 ix86_expand_vector_set for V4DImode in 64bit mode only.
17703 (ix86_expand_vector_init_one_var): Likewise.
17705 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
17707 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
17709 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
17712 * loop-iv.c: Revert last change.
17713 * emit-rtl.c: Likewise.
17715 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
17718 * config/i386/i386.c (type_natural_mode): Remove an extra
17719 space in the warning message.
17720 (function_value_32): Handle 32-byte vector modes.
17721 (return_in_memory_32): Likewise.
17723 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
17725 * loop-iv.c (truncate_value): New function.
17726 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
17728 (lowpart_subreg): Move to...
17729 * emit-rtl.c: ...here.
17731 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
17733 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
17734 accidental and undocumented change at revision 140860.
17736 2009-02-21 Joseph Myers <joseph@codesourcery.com>
17738 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
17739 take gimple_seq * arguments.
17740 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
17741 types_compatible_p langhook.
17743 2009-02-20 Mark Mitchell <mark@codesourcery.com>
17744 Joseph Myers <joseph@codesourcery.com>
17746 * config/arm/arm.c (arm_builtin_va_list): New function.
17747 (arm_expand_builtin_va_start): Likewise.
17748 (arm_gimplify_va_arg_expr): Likewise.
17749 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
17750 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
17751 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
17752 (va_list_type): New variable.
17753 (arm_mangle_type): Mangle va_list_type appropriately.
17755 2009-02-20 Jakub Jelinek <jakub@redhat.com>
17757 PR middle-end/39157
17758 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
17759 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
17760 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
17761 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
17762 parameter to 1000 for -O1 by default.
17763 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
17765 * loop-invariant.c: Include params.h.
17766 (move_loop_invariants): Don't call move_single_loop_invariants on
17769 2009-02-20 Jaka Mocnik <jaka@xlab.si>
17771 * calls.c (emit_library_call_value_1): Use slot_offset instead of
17772 offset when calculating bounds for indexing stack_usage_map. Fixes
17773 a buffer overflow with certain target setups.
17775 2009-02-20 Jakub Jelinek <jakub@redhat.com>
17778 * calls.c (expand_call): Clear try_tail_call if caller and callee
17779 disagree in promotion of function return value.
17781 2009-02-19 Jakub Jelinek <jakub@redhat.com>
17784 * c-common.c (c_determine_visibility): If visibility changed and
17785 DECL_RTL has been already set, call make_decl_rtl to update symbol
17788 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
17791 * varasm.c (assemble_variable): Don't check DECL_NAME when
17792 globalizing a variable.
17794 2009-02-19 Joseph Myers <joseph@codesourcery.com>
17797 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
17798 expression before any __builtin_trap call.
17799 * c-typeck.c (build_function_call): Convert and check function
17800 arguments before generating a call to a trap. Evaluate the
17801 function arguments before the trap.
17803 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
17806 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
17807 (UNSPEC_FXAM_MEM): New unspec.
17808 (fxam<mode>2_i387_with_temp): New insn and split pattern.
17809 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
17810 memory using fxam<mode>2_i387_with_temp to remove excess precision.
17812 2009-02-19 Richard Guenther <rguenther@suse.de>
17814 PR tree-optimization/39207
17815 PR tree-optimization/39074
17816 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
17817 storedanything_tree): New.
17818 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
17819 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
17820 (build_succ_graph): Add edges from STOREDANYTHING to all
17822 (init_base_vars): Initialize STOREDANYTHING.
17823 (compute_points_to_sets): Free substitution info after
17824 building the succ graph.
17825 (ipa_pta_execute): Likewise.
17827 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
17829 (do_ds_constraint): Do not add to special var or non-pointer
17831 (type_could_have_pointers): Split out from ...
17832 (could_have_pointers): ... here. For arrays use the element type.
17833 (create_variable_info_for): Initialize may_have_pointers.
17834 (new_var_info): Likewise.
17835 (handle_lhs_call): Make the HEAP variable unknown-sized.
17836 (intra_create_variable_infos): Use a type with pointers for
17837 PARM_NOALIAS, make it unknown-sized.
17839 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
17842 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
17844 2009-02-18 Jason Merrill <jason@redhat.com>
17847 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
17848 value if DECL_EXTERNAL.
17849 * tree-sra.c (sra_walk_gimple_assign): Likewise.
17850 * target.h (gcc_target::binds_local_p): Clarify "module".
17851 * tree.h (TREE_PUBLIC): Clarify "module".
17853 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
17856 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
17857 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
17859 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
17862 * c.opt (Wabi): Support C and ObjC.
17865 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
17867 * config/i386/i386.c (classify_argument): Warn once about the ABI
17868 change when passing union with long double.
17870 * doc/invoke.texi: Update -Wabi for warning psABI changes.
17872 2009-02-18 Joseph Myers <joseph@codesourcery.com>
17875 * c-parser.c (c_parser_compound_statement): Always enter and leave
17878 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17881 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
17883 2009-02-18 Jakub Jelinek <jakub@redhat.com>
17885 PR tree-optimization/36922
17886 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
17887 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
17890 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
17892 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
17895 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
17897 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
17899 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
17901 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
17904 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
17905 Richard Sandiford <rdsandiford@googlemail.com>
17907 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
17908 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
17909 (loongson_biadd): ...this.
17911 2009-02-17 Richard Guenther <rguenther@suse.de>
17913 PR tree-optimization/39202
17914 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
17915 a var make sure to follow existing collapses.
17917 2009-02-17 Richard Guenther <rguenther@suse.de>
17919 PR middle-end/39214
17920 * langhooks.c (lhd_print_error_function): Check for NULL block.
17922 2009-02-17 Richard Guenther <rguenther@suse.de>
17924 PR tree-optimization/39204
17925 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
17928 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
17930 * config/soft-fp/double.h: Update from glibc CVS.
17932 2009-02-17 Richard Guenther <rguenther@suse.de>
17934 PR tree-optimization/39207
17935 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
17936 strict-aliasing warnings for pointers pointing to NULL.
17938 2009-02-16 Joseph Myers <joseph@codesourcery.com>
17941 * c-parser.c (c_parser_braced_init): Call pop_init_level when
17942 skipping until next close brace.
17944 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
17947 * config/i386/i386.c (ix86_expand_push): Set memory alignment
17948 to function argument boundary.
17950 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
17952 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
17953 in the lea_add. Reload eventually constraints it properly.
17954 * config/picochip/constraints.md: Remove the target constraint
17955 "b", since it is not needed anymore.
17957 2009-02-16 Jakub Jelinek <jakub@redhat.com>
17959 * gthr-dce.h: Uglify function parameter and local variable names.
17960 * gthr-gnat.h: Likewise.
17961 * gthr-mipssde.h: Likewise.
17962 * gthr-nks.h: Likewise.
17963 * gthr-posix95.h: Likewise.
17964 * gthr-posix.h: Likewise.
17965 * gthr-rtems.h: Likewise.
17966 * gthr-single.h: Likewise.
17967 * gthr-solaris.h: Likewise.
17968 * gthr-tpf.h: Likewise.
17969 * gthr-vxworks.h: Likewise.
17970 * gthr-win32.h: Likewise.
17972 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
17975 * config/i386/i386.md: Restrict the new peephole2 to move
17976 between MMX/SSE registers.
17978 2009-02-15 Richard Guenther <rguenther@suse.de>
17981 2009-02-13 Richard Guenther <rguenther@suse.de>
17983 * configure.ac: Enable LFS.
17984 * configure: Re-generate.
17985 * config.in: Likewise.
17987 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17989 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
17990 spu_srqwbyte, spu_srqwbytebc): Define.
17991 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
17992 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
17993 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
17994 "shrqby_<mode>"): New insn-and-split patterns.
17995 * config/spu/spu.c (expand_builtin_args): Determine and return
17996 number of operands using spu_builtin_description data.
17997 (spu_expand_builtin_1): Use it.
17999 2009-02-13 Steve Ellcey <sje@cup.hp.com>
18002 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
18005 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
18008 * config/i386/i386.c (override_options): Correct warning
18009 messages for -malign-loops, -malign-jumps and -malign-functions.
18011 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
18014 * config/i386/i386.md: Restrict the new peephole2 to move
18015 between the general purpose registers.
18017 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
18020 * config/i386/i386.c (type_natural_mode): Add a new argument.
18021 Return the original mode and warn ABI change if vector size is 32byte.
18022 (function_arg_advance): Updated.
18023 (function_arg): Likewise.
18024 (ix86_function_value): Likewise.
18025 (ix86_return_in_memory): Likewise.
18026 (ix86_sol10_return_in_memory): Likewise.
18027 (ix86_gimplify_va_arg): Likewise.
18028 (function_arg_32): Don't warn ABX ABI change here.
18029 (function_arg_64): Likewise.
18031 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
18033 * loop-iv.c (implies_p): In the final case, test that operands 0
18034 of the two comparisons match.
18036 * config/bfin/bfin.c (find_prev_insn_start): New function.
18037 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
18038 (find_next_insn_start): Move.
18040 2009-02-13 Richard Guenther <rguenther@suse.de>
18042 * configure.ac: Enable LFS.
18043 * configure: Re-generate.
18044 * config.in: Likewise.
18046 2009-02-13 Joseph Myers <joseph@codesourcery.com>
18049 * c-parser.c (c_parser_parms_list_declarator): Discard pending
18050 sizes on syntax error after some arguments have been parsed.
18052 2009-02-12 Jakub Jelinek <jakub@redhat.com>
18054 * doc/invoke.texi (-fira): Remove.
18056 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
18058 * caller-save.c: Replace regclass.c with reginfo.c in comments.
18059 * recog.c: Likewise.
18062 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
18064 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
18065 (umul_ppmm): Likewise.
18066 (count_leading_zeros): Likewise.
18067 (count_trailing_zeros): Likewise.
18068 (UMUL_TIME): Likewise.
18070 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
18072 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
18073 soft-fp/t-softfp to tmake_file.
18075 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
18076 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
18077 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
18078 IA64_BUILTIN_INFQ]: New.
18079 (ia64_init_builtins): Initialize __builtin_infq,
18080 __builtin_fabsq and __builtin_copysignq if not HPUX.
18081 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
18082 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
18084 * config/ia64/lib1funcs.asm (__divtf3): Define only if
18086 (__fixtfti): Likewise.
18087 (__fixunstfti): Likewise.
18088 (__floattitf): Likewise.
18090 * config/ia64/libgcc-glibc.ver: New.
18091 * config/ia64/t-fprules-softfp: Likewise.
18092 * config/ia64/sfp-machine.h: Likewise.
18094 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
18095 (LIBGCC2_TF_CEXT): Likewise.
18096 (TF_SIZE): Likewise.
18097 (TARGET_INIT_LIBFUNCS): Likewise.
18099 * config/ia64/t-glibc (SHLINB_MAPFILES):
18100 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
18102 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
18104 * config/i386/i386.c (construct_container): Rewrite processing
18105 BLKmode with X86_64_SSE_CLASS.
18107 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
18110 * config/i386/i386.md: Replace simplify_replace_rtx with
18111 replace_rtx in the new peephole2.
18113 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
18115 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
18116 loop unrolling do not happen at -O2.
18118 2009-02-12 Michael Matz <matz@suse.de>
18120 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
18122 2009-02-12 Jakub Jelinek <jakub@redhat.com>
18124 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
18127 2009-02-12 Ben Elliston <bje@au.ibm.com>
18129 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
18130 patterns when updating the back chain. Missed in the 2009-02-10
18133 2009-02-11 Janis Johnson <janis187@us.ibm.com>
18135 * doc/extend.texi (Decimal Floating Types): Update identifier of
18136 draft TR and list of missing support.
18138 2009-02-11 Jakub Jelinek <jakub@redhat.com>
18140 PR middle-end/39154
18141 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
18142 bit to variable length decl's flags, add it also to its
18143 pointer replacement variable.
18145 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
18146 Jakub Jelinek <jakub@redhat.com>
18149 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
18150 (memory_blockage): New expander.
18151 (*memory_blockage): New insn pattern.
18152 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
18153 instead of general blockage at the end of function prologue when
18154 frame pointer is used to access red zone area. Do not emit blockage
18155 when profiling, it is emitted in generic code.
18156 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
18157 function epilogue when frame pointer is used to access red zone area.
18159 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
18162 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
18163 by arithmetic with memory operands.
18164 * config/i386/predicates.md (commutative_operator): New.
18166 2009-02-10 Janis Johnson <janis187@us.ibm.com>
18168 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
18171 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
18173 * alias.h (record_alias_subset): Declare.
18174 * alias.c (record_alias_subset): Make global.
18176 2009-02-10 Nick Clifton <nickc@redhat.com>
18178 * tree-parloops.c: Change license to GPLv3.
18179 * ipa-struct-reorg.c: Change license to GPLv3.
18180 * ipa-struct-reorg.h: Change license to GPLv3.
18182 2009-02-10 Steve Ellcey <sje@cup.hp.com>
18185 * c-decl.c (start_struct): Return NULL on error.
18187 2009-02-10 Jakub Jelinek <jakub@redhat.com>
18189 PR middle-end/39124
18190 * cfgloopmanip.c (remove_path): Call remove_bbs after
18191 cancel_loop_tree, not before it.
18194 * function.h (struct function): Add has_local_explicit_reg_vars bit.
18195 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
18196 VAR_DECLs were seen.
18197 * tree-ssa-live.c (remove_unused_locals): Recompute
18198 cfun->has_local_explicit_reg_vars.
18199 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
18200 copies or clearings if cfun->has_local_explicit_reg_vars.
18202 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
18205 * config/i386/i386.c (expand_prologue): Emit blockage at the end
18206 of function prologue when frame pointer is used to access
18209 2009-02-10 Richard Guenther <rguenther@suse.de>
18211 PR middle-end/39127
18212 * gimplify.c (gimple_regimplify_operands): Always look if
18213 we need to create a temporary.
18215 2009-02-10 Richard Guenther <rguenther@suse.de>
18217 PR tree-optimization/39132
18218 * tree-loop-distribution.c (todo): New global var.
18219 (generate_memset_zero): Trigger TODO_rebuild_alias.
18220 (tree_loop_distribution): Return todo.
18222 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
18225 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
18226 (x86_64_reg_class_name): Removed.
18227 (classify_argument): Return 0 if bytes > 32. Return 0 if the
18228 first one isn't X86_64_SSE_CLASS or any other ones aren't
18229 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
18230 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
18231 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
18232 and 3 X86_64_SSEUP_CLASS.
18233 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
18234 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
18236 2009-02-10 Ben Elliston <bje@au.ibm.com>
18238 * config/rs6000/rs6000.md (allocate_stack): Always use an update
18239 form instruction to update the stack back chain word, even if the
18240 user has disabled the generation of update instructions.
18241 (movdi_<mode>_update_stack): New.
18242 (movsi_update_stack): Likewise.
18243 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
18244 always use an update form instruction to update the stack back
18247 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
18249 PR middle-end/38953
18250 * graphite.c (if_region_set_false_region): After moving a region in
18251 the false branch of a condition, remove the empty dummy basic block.
18252 (gloog): Remove wrong fix for PR38953.
18254 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18256 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
18257 generation due to implicit sign extension.
18259 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
18261 PR middle-end/38981
18262 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
18263 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
18265 2009-02-09 Richard Guenther <rguenther@suse.de>
18267 PR middle-end/35202
18268 * convert.c (convert_to_real): Disable (float)fn((double)x)
18269 to fnf(x) conversion if errno differences may occur and
18270 -fmath-errno is set.
18272 2009-02-07 Anatoly Sokolov <aesok@post.ru>
18274 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
18275 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
18276 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
18278 2009-02-06 Joseph Myers <joseph@codesourcery.com>
18281 * c-common.c (handle_alias_attribute): Disallow attribute for
18282 anything not a FUNCTION_DECL or VAR_DECL.
18284 2009-02-06 Janis Johnson <janis187@us.ibm.com>
18287 * real.c (do_compare): Special-case compare of zero against
18288 decimal float value.
18290 2009-02-06 Joseph Myers <joseph@codesourcery.com>
18293 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
18294 as indicating flexible array members unless the field itself is
18295 being declarared as the incomplete array.
18297 2009-02-06 Jan Hubicka <jh@suse.cz>
18299 PR tree-optimization/38844
18300 * ipa-inline.c (try_inline): Stop inlining recursion when edge
18301 is already inlined.
18303 2009-02-06 Richard Guenther <rguenther@suse.de>
18305 PR middle-end/38977
18306 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
18307 fork because we may expand it as __gcov_fork.
18309 2009-02-06 Nick Clifton <nickc@redhat.com>
18311 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
18313 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
18315 PR tree-optimization/35659
18316 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
18317 vn_phi_eq): Shortcut if hashcode does not match.
18318 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
18320 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
18321 and avoid iterative_hash_expr.
18322 (FOR_EACH_VALUE_ID_IN_SET): New.
18323 (value_id_compare): Remove.
18324 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
18325 sort expressions by value id.
18327 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
18330 * config/sh/predicates.md (general_movsrc_operand): Don't check
18331 the subreg of system registers here.
18333 2009-02-05 Jakub Jelinek <jakub@redhat.com>
18336 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
18337 on the copied decl.
18339 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
18341 PR rtl-optimization/39110
18342 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
18343 addresses, not aligned ones.
18345 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
18346 Richard Guenther <rguenther@suse.de>
18348 PR tree-optimization/39100
18349 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
18350 comment says and add edges.
18352 2009-02-05 Joseph Myers <joseph@codesourcery.com>
18355 * c-common.c (handle_tls_model_attribute): Ignore attribute for
18356 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
18358 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
18360 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
18361 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
18362 register_bb_in_sese, new_sese, free_sese): Moved.
18363 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
18364 outermost_loop_in_scop, build_scop_iteration_domain,
18365 expand_scalar_variables_ssa_name, get_vdef_before_scop,
18366 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
18367 Use loop_in_sese_p instead of loop_in_scop_p.
18368 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
18369 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
18370 (scopdet_basic_block_info): Fix bug in scop detection.
18371 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
18372 eq_loop_to_cloog_loop): Remove.
18373 (nb_loops_around_loop_in_scop, nb_loop
18374 ref_nb_loops): Moved here...
18375 * graphite.h (ref_nb_loops): ... from here.
18376 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
18377 (loop_domain_dim, loop_iteration_vector_dim): Remove.
18378 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
18379 * testsuite/gcc.dg/graphite/scop-19.c: New
18381 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
18382 Hans-Peter Nilsson <hp@axis.com>
18384 PR rtl-optimization/37889
18385 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
18386 Move offset handling from PLUS to before the switch. Use new
18387 arguments when considering SYMBOL_REFs too.
18388 (rtx_addr_can_trap_p): Pass dummy offset and size.
18389 (enum may_trap_p_flags): Remove.
18390 (may_trap_p_1): Pass size from MEM_SIZE.
18392 PR rtl-optimization/38921
18393 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
18394 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
18395 * rtlanal.c (may_trap_after_code_motion_p): Delete.
18396 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
18398 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
18400 AVX Programming Reference (January, 2009)
18401 * config/i386/sse.md (*vpclmulqdq): New.
18403 2009-02-04 Jakub Jelinek <jakub@redhat.com>
18405 PR tree-optimization/38977
18406 PR gcov-profile/38292
18407 * calls.c (special_function_p): Disregard __builtin_ prefix.
18409 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
18411 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
18412 non-indexable addresses even before reload.
18414 2009-02-03 Joseph Myers <joseph@codesourcery.com>
18417 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
18418 as having variable size. Do not give an error for unnamed
18419 parameters with [*] declarators. Give a warning for type names
18420 with [*] declarators and mark them as variable size.
18421 * c-parser.c (c_parser_sizeof_expression): Do not give an error
18422 for sizeof applied to [*] type names.
18424 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
18427 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
18429 2009-02-03 Jakub Jelinek <jakub@redhat.com>
18431 * gcc.c (process_command): Update copyright notice dates.
18432 * gcov.c (print_version): Likewise.
18433 * gcov-dump.c (print_version): Likewise.
18434 * mips-tfile.c (main): Likewise.
18435 * mips-tdump.c (main): Likewise.
18437 2009-02-03 Joseph Myers <joseph@codesourcery.com>
18440 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
18441 for composite type involving a zero-length array type.
18443 2009-02-03 Jakub Jelinek <jakub@redhat.com>
18446 * function.c (match_asm_constraints_1): Skip over
18447 initial optional % in the constraint.
18449 PR inline-asm/39059
18450 * c-parser.c (c_parser_postfix_expression): If fixed point is not
18451 supported, don't accept FIXED_CSTs.
18452 * c-decl.c (finish_declspecs): Error if fixed point is not supported
18453 and _Sat is used without _Fract/_Accum. Set specs->type to
18454 integer_type_node for cts_fract/cts_accum if fixed point is not
18457 2009-02-02 Catherine Moore <clm@codesourcery.com>
18459 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
18461 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
18463 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
18464 (ABI_HAS_64BIT_SYMBOLS): Use it.
18465 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
18467 2009-02-02 Paul Brook <paul@codesourcery.com>
18469 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
18471 2009-02-02 Jakub Jelinek <jakub@redhat.com>
18473 PR inline-asm/39058
18474 * recog.h (asm_operand_ok): Add constraints argument.
18475 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
18476 recurse on matching constraint.
18477 (check_asm_operands): Pass constraints as 3rd argument to
18478 asm_operand_ok. Don't look up matching constraint here.
18479 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
18482 2009-02-02 Ben Elliston <bje@au.ibm.com>
18484 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
18485 TARGET_NARROW_VOLATILE_BITFIELD macro names.
18487 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18489 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
18490 information. Remove some obsolete information. Reorganize.
18492 * config/pa/fptr.c: Revert license to GPL 2.
18493 * config/pa/milli64.S: Likewise.
18495 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
18498 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
18499 LIBRARY name in, instead of hard-coding it.
18500 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
18501 extra target make frag to tmake_files according to EH model.
18502 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
18503 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
18504 frags that define makefile variable EH_MODEL appropriately.
18505 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
18506 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
18507 to "-sjlj" according to type of EH configured.
18508 (LIBGCC_SONAME): Concatenate it to shared library base name.
18509 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
18510 to "_sjlj" according to type of EH configured.
18511 (LIBGCC_SONAME): Concatenate it to shared library base name.
18512 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
18513 (SHLIB_LINK): Add missing semicolon to if-else construct.
18514 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
18515 string value of "pe_dll" command-line option.
18516 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
18517 (SHLIB_SONAME): Use it when overriding t-cygming default.
18518 (SHLIB_IMPLIB): Override t-cygming default.
18519 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
18520 string value of "pe_dll" command-line option.
18522 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
18525 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
18526 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
18528 2009-01-31 Richard Guenther <rguenther@suse.de>
18530 PR tree-optimization/38937
18531 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
18532 computing the transitive closure.
18534 2009-01-30 Richard Guenther <rguenther@suse.de>
18536 PR tree-optimization/39041
18537 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
18538 Propagate variable indices only if the types match for this stmt.
18540 2009-01-30 Jakub Jelinek <jakub@redhat.com>
18543 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
18544 inline but never defined.
18546 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
18548 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
18549 (*insv_h_di_reg_extimm): New insn.
18550 (*insv_l<mode>_reg_extimm): New insn.
18552 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
18554 * config/picochip/picochip.c (flag_conserve_stack): set
18555 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
18556 fconserve-stack. Reduce call-overhead used by inliner.
18558 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
18561 * common.opt (flag_conserve_stack): Initialised to zero.
18563 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
18566 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
18567 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
18570 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
18572 * ira-color.c (allocno_reload_assign): Update comments.
18573 * regmove.c (regmove_optimize): Likewise.
18577 2009-01-29 Robert Millan <rmh@aybabtu.com>
18579 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
18580 * config/i386/kopensolaris-gnu.h: New file. Undefine
18581 `MD_UNWIND_SUPPORT'.
18582 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
18584 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
18586 PR tree-optimization/39007
18587 * tree-loop-distribution.c (generate_builtin): Use
18588 recompute_dominator to compute the immediate dominator of the
18589 basic block just after the loop.
18591 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
18593 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
18594 (ASM_OUTPUT_DWARF_PCREL): Define.
18596 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
18598 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
18599 * doc/passes.texi: Remove entries about regclass, local-alloc, and
18600 global. Modify entries about regmove and IRA.
18602 * ra-conflict.c: Remove the file.
18604 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
18606 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
18607 (pass_regclass_init): Rename to pass_reginfo_init.
18609 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
18611 * toplev.h (flag_ira): Remove.
18613 * caller-save.c (setup_save_areas): Remove flag_ira.
18615 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
18617 * global.c: Remove the file.
18619 * opts.c (decode_options): Remove flag_ira.
18621 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
18623 * regmove.c: Modify file description.
18624 (find_use_as_address, try_auto_increment): Define them only if
18625 AUTO_INC_DEC is defined.
18626 (replacement_quality, replace_in_call_usage, fixup_match_1,
18627 stable_and_no_regs_but_for_p): Remove.
18628 (reg_set_in_bb): Make it static.
18629 (regmove_optimize): Remove flag_ira and code which worked for
18632 * local-alloc.c: Remove the file.
18634 * common.opt (fira): Remove.
18636 * ira.c: Include except.h.
18637 (eliminable_regset): Move from global.c.
18638 (mark_elimination): Ditto. Remove flag_ira.
18639 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
18640 equiv_mem_modified, validate_equiv_mem_from_store,
18641 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
18642 contains_replace_regs, memref_referenced_p, memref_used_between_p,
18643 no_equiv, recorded_label_ref): Move from local-alloc.c.
18644 (update_equiv_regs): Ditto. Make it static.
18645 (print_insn_chain, print_insn_chains): Move it from global.c.
18646 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
18647 (build_insn_chain): Ditto. Make it static.
18648 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
18649 Rename to init_live_subregs.
18650 (gate_ira): Remove flag_ira.
18652 * regclass.c: Rename reginfo.c. Change file description.
18653 (FORBIDDEN_INC_DEC_CLASSES): Remove.
18654 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
18655 (init_reg_sets_1): Remove code for evaluation of
18656 reg_class_superclasses and losing_caller_save_reg_set.
18657 (init_regs): Remove init_reg_autoinc.
18658 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
18659 ok_for_base_p_nonstrict): Remove.
18660 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
18661 (pass_regclass_init): Rename to pass_reginfo_init. Modify
18662 corresponding entries.
18663 (dump_regclass, record_operand_costs, scan_one_insn,
18664 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
18665 record_address_regs, auto_inc_dec_reg_p): Remove.
18666 (gt-regclass.h): Rename to gt-reginfo.h.
18668 * rtl.h (dump_global_regs, retry_global_alloc,
18669 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
18671 * Makefile.in (RA_H): Remove.
18672 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
18673 Rename regclass.o to reginfo.o.
18674 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
18676 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
18677 (GTFILES): Rename regclass.c to reginfo.c.
18679 * passes.c (init_optimization_passes): Remove pass_local_alloc and
18680 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
18682 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
18683 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
18685 (finish_spills): Ditto. Remove code for !flag_ira.
18687 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
18689 PR middle-end/35854
18690 * doc/invoke.texi (rtl debug options): Complete rewrite.
18691 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
18693 * mode-switching.c (pass_mode_switching): Rename pass from
18694 "mode-sw" to "mode_sw".
18695 * except.c (pass_convert_to_eh_ranges): Rename pass from
18696 "eh-ranges" to "eh_ranges".
18697 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
18701 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
18702 Alexander Monakov <amonakov@ispras.ru>
18704 PR middle-end/38857
18705 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
18707 (move_exprs_to_boundary): Change return type and pass through
18708 should_move from move_op. Relax assert. Update usage ...
18709 (schedule_expr_on_boundary): ... here. Use should_move instead of
18711 (move_op_orig_expr_found): Indicate that insn was disconnected from
18713 (code_motion_process_successors): Do not call after_merge_succs
18714 callback if original expression was not found when traversing any of
18716 (code_motion_path_driver): Change return type. Update prototype.
18717 (move_op): Update comment. Add a new parameter (should_move). Update
18718 prototype. Set *should_move based on indication provided by
18719 move_op_orig_expr_found.
18721 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
18723 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
18724 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
18725 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
18726 * config/rs6000/rs6000.c (rs6000_override_options): Default
18727 avoid-indexed-addresses on for Power6, off for everything else.
18728 (avoiding_indexed_address_p): New function.
18729 (rs6000_legitimize_address): Use it.
18730 (rs6000_legitimate_address): Likewise.
18731 * config/rs6000/rs6000.md (movXX_updateX): Likewise
18733 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
18735 PR tree-optimization/38997
18736 * tree-loop-distribution.c (generate_memset_zero): Use
18737 POINTER_PLUS_EXPR for a pointer addition.
18739 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
18741 * config/s390/s390.md (bswap<mode>2): New pattern added.
18743 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18745 * config/s390/s390.md (*tls_load_31): Added type attribute.
18747 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18749 * config/s390/s390.md: Fix a few comments.
18751 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18753 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
18754 (*tm<mode>_full): Fixed z10prop attribute.
18755 (*tst<mode>_extimm): Fixed z10prop attribute.
18756 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
18757 (*tstqiCCT_cconly): Fixed z10prop attribute.
18758 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
18759 (*movsi_larl): Fixed z10prop attribute.
18760 (*movsi_zarch): Fixed z10prop attribute.
18761 (*movsi_eas): Fixed z10prop attribute.
18762 (*movhi): Fixed z10prop attribute.
18763 (*movqi): Fixed z10prop attribute.
18764 (*movstrictqi): Fixed z10prop attribute.
18765 (*mov<mode>): Fixed z10prop attribute.
18766 (*movcc): Fixed z10prop attribute.
18767 (*sethighpartdi_64): Fixed z10prop attribute.
18768 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
18769 (*negdi2_sign_cc): Fixed z10prop attribute.
18770 (*negdi2_sign): Fixed z10prop attribute.
18771 (*absdi2_sign_cc): Fixed z10prop attribute.
18772 (*absdi2_sign): Fixed z10prop attribute.
18773 (*negabsdi2_sign_cc): Fixed z10prop attribute.
18774 (*negabsdi2_sign): Fixed z10prop attribute.
18775 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
18776 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
18777 (doloop_si64): Fixed z10prop attribute.
18778 (doloop_si31): Fixed z10prop attribute.
18779 (doloop_long): Fixed z10prop attribute.
18780 (indirect_jump): Fixed z10prop attribute.
18781 (nop): Fixed z10prop attribute.
18782 (main_base_64): Fixed z10prop attribute.
18783 (reload_base_64): Fixed z10prop attribute.
18785 2009-01-28 Jakub Jelinek <jakub@redhat.com>
18787 PR rtl-optimization/38740
18788 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
18790 * config/mips/mips.c (mips_reorg): Likewise.
18792 2009-01-28 Richard Guenther <rguenther@suse.de>
18794 PR tree-optimization/38926
18795 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
18796 with the correct value id to a value.
18797 (do_regular_insertion): Use the value number of edoubleprime
18798 for the value number of the expr.
18801 2008-08-21 Richard Guenther <rguenther@suse.de>
18803 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
18804 a PHI ask VN if it is already available.
18805 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
18806 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
18808 2009-01-28 Jakub Jelinek <jakub@redhat.com>
18810 PR middle-end/38934
18811 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
18812 set to varying whenever max has TREE_OVERFLOW set, similarly
18813 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
18815 2009-01-28 Richard Guenther <rguenther@suse.de>
18817 PR middle-end/38908
18818 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
18819 uninitialized aggregate uses in call arguments.
18821 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
18823 PR tree-optimization/38984
18824 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
18825 the nothing_id variable if -fno-delete-null-pointer-checks.
18827 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
18830 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
18831 (set_got_offset_rex64): Ditto.
18833 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
18836 * doc/extend.texi: Improve local variable with asm reg.
18838 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
18840 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
18841 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
18842 was not supplied then set warn_packed_bitfield_compat to the
18843 default value of 1.
18844 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
18847 2009-01-27 Richard Guenther <rguenther@suse.de>
18849 PR tree-optimization/38503
18850 * cfgexpand.c (expand_gimple_basic_block): Ignore
18851 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
18852 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
18853 variables that cannot have TBAA applied.
18854 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
18857 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
18859 PR middle-end/38969
18860 * calls.c (initialize_argument_information): Do not wrap complex
18861 arguments in SAVE_EXPR.
18863 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
18865 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
18866 (INSTALL_LIBGCC): Revert typo commit.
18868 2009-01-26 Richard Guenther <rguenther@suse.de>
18870 PR tree-optimization/38745
18871 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
18872 from special handling.
18874 2009-01-26 Richard Guenther <rguenther@suse.de>
18876 PR tree-optimization/38745
18877 * tree-ssa.c (execute_update_addresses_taken): Do not include
18878 variables that cannot possibly be a register in not_reg_needs.
18879 Do not clear TREE_ADDRESSABLE on vars that may not become
18881 * tree-ssa.c (update_alias_info_1): Include those in the set
18882 of addressable vars.
18884 2009-01-26 Richard Guenther <rguenther@suse.de>
18886 PR middle-end/38851
18887 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
18888 * tree-ssa-dse.c: Include langhooks.h
18889 (execute_simple_dse): Remove stores with zero size.
18891 2009-01-24 Jakub Jelinek <jakub@redhat.com>
18894 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
18897 2009-01-24 Julian Brown <julian@codesourcery.com>
18899 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
18900 config/arm/linux-atomic.c.
18901 * config/arm/linux-atomic.c: New.
18903 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
18905 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
18906 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
18907 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
18909 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
18912 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
18915 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
18917 PR tree-optimization/38953
18918 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
18919 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
18920 (gloog): Split the exit of the scop when the scop exit is a loop exit.
18921 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
18924 2009-01-24 Paul Brook <paul@codesourcery.com>
18926 * config/arm/neon.md (neon_type): Move to arm.md.
18927 (neon_mov<VSTRUCT>): Add neon_type attribute.
18928 * config/arm/arm.md (neon_type): Move to here.
18929 (conds): Add "unconditioal" and use as default for NEON insns.
18931 2009-01-24 Ben Elliston <bje@au.ibm.com>
18933 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
18934 void *' warning from -Wc++-compat.
18935 * Makefile.in (dominance.o-warn): Remove.
18937 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
18939 PR tree-optimization/38932
18940 * fold-const.c (fold_unary_ignore_overflow): New.
18941 * tree.h (fold_unary_ignore_overflow): Declare.
18942 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
18943 * tree-ssa-sccvn.c (visit_reference_op_load,
18944 simplify_unary_expression): Likewise.
18946 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
18948 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
18949 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
18950 regardless of their type.
18951 * c-common.c (handle_packed_attribute): Don't ignore packed on
18953 * c.opt (Wpacked-bitfield-compat): New warning option.
18954 * stor-layout.c (place_field): Warn if offset of a field changed.
18955 * doc/extend.texi (packed): Mention the ABI change.
18956 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
18957 (Warning Options): Add it to the list.
18959 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
18961 * c-opts.c (c_common_post_options): Fix a typo in comments.
18963 2009-01-22 Steve Ellcey <sje@cup.hp.com>
18965 PR middle-end/38615
18966 * gimplify.c (gimplify_init_constructor): Fix promotion of const
18967 variables to static.
18968 * doc/invoke.texi (-fmerge-all-constants): Update description.
18970 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
18973 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
18974 (*movdi_1_rex64): Use type "mmx" for alternative 5.
18976 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
18978 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
18980 (LOCAL_ALIGNMENT): Similarly.
18982 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
18983 Joseph Myers <joseph@codesourcery.com>
18985 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
18986 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
18987 * config/arm/arm-tune.md: Regenerate.
18988 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
18991 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
18993 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
18994 version number to five.
18996 2009-01-22 Dodji Seketeli <dodji@redhat.com>
18999 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
19000 * c-common.c (set_underlying_type): Likewise.
19001 (is_typedef_decl ): Likewise
19003 (set_underlying_type): Likewise.
19004 (is_typedef_type): Likewise.
19006 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
19008 PR middle-end/38587
19009 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
19012 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
19015 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
19016 (LIBGCC_SPEC): Don't define.
19017 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
19019 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
19021 PR rtl-optimization/38879
19022 * alias.c (base_alias_check): Unaligned access via AND address can
19023 alias all surrounding object types except those with sizes equal
19024 or wider than the size of unaligned access.
19026 2009-01-21 Dodji Seketeli <dodji@redhat.com>
19029 * c-decl.c (clone_underlying_type): Move this ...
19030 * c-common.c (set_underlying_type): ... here.
19031 Also, make sure the function properly sets TYPE_STUB_DECL() on
19032 the newly created typedef variant type.
19033 (is_typedef_decl ): New entry point.
19034 * tree.h: Added a new member member_types_needing_access_check to
19035 struct tree_decl_non_common.
19036 (set_underlying_type): New entry point.
19037 (is_typedef_type): Likewise.
19039 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
19041 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
19042 Check whether two instructions have memory references that
19043 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
19044 are helper functions for traversing.
19045 * alias.h (insn_alias_sets_confilict_p): New prototypes.
19046 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
19047 not to draw dependency edge for instructions with non-conflicting
19050 2009-01-20 Joseph Myers <joseph@codesourcery.com>
19053 * longlong.h: Update copyright years. Use soft-fp license notice.
19054 Sync __clz_tab declaration with glibc.
19056 2009-01-20 Steve Ellcey <sje@cup.hp.com>
19059 * doc/extend.texi (syscall_linkage): New.
19060 (version_id): Modify.
19062 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
19063 Richard Guenther <rguenther@suse.de>
19065 PR tree-optimization/38747
19066 PR tree-optimization/38748
19067 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
19068 conversion if the base address is an indirect reference and the
19069 aliasing sets could cause issues.
19071 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
19073 * common.opt (fgraphite, fgraphite-identity): Add comment for
19074 explaining why these options are not documented.
19076 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
19078 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
19079 gimple_call_lhs is NULL.
19081 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
19084 * emit-rtl.c (adjust_address_1): Make sure memref is never
19087 2009-01-20 Ben Elliston <bje@au.ibm.com>
19089 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
19090 const qualifier from arg parameter. Remove unnecessary cast to char *.
19091 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
19092 const qualifier from arg 2.
19094 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
19096 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
19098 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
19101 * rtl.h (reinit_regs): New prototype.
19102 * regclass.c: Include ira.h.
19103 (reinit_regs): New.
19104 * Makefile.in (regclass.o): Add ira.h.
19105 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
19107 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
19110 * c-common.c (handle_aligned_attribute): Use
19111 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
19112 default alignment value.
19114 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
19116 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
19117 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
19119 * doc/extend.texi: Update __attribute__ ((aligned)). Document
19120 __BIGGEST_ALIGNMENT__.
19122 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
19124 2009-01-18 Richard Guenther <rguenther@suse.de>
19126 PR tree-optimization/38819
19127 * tree-flow.h (operation_could_trap_helper_p): Declare.
19128 * tree-eh.c (operation_could_trap_helper_p): Export.
19129 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
19130 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
19131 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
19132 are about to insert a possibly trapping instruction and fail
19135 2009-01-18 Andreas Schwab <schwab@suse.de>
19137 * doc/install.texi (Configuration): Remove obsolete paragraph
19138 about use of --with-gnu-ld with --with-gnu-as.
19140 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
19142 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
19143 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
19144 Follow spelling conventions.
19146 2009-01-18 Ben Elliston <bje@au.ibm.com>
19148 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
19149 C++ warning about implicit conversion from void * to struct
19151 (bitmap_obstack_free): Likewise for bitmap_element *.
19152 * Makefile.in (bitmap.o-warn): Remove.
19154 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
19156 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
19158 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
19159 Tobias Grosser <tobi.grosser@amd.com>
19161 * graphite.c (graphite_trans_scop_block): Do not block single
19164 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
19166 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
19167 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
19168 test with assertion.
19170 2009-01-16 Richard Guenther <rguenther@suse.de>
19172 PR tree-optimization/38835
19173 PR middle-end/36227
19174 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
19175 and INT + PTR -> (INT)(PTR p+ INT) folding.
19176 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
19178 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
19181 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
19182 the subreg from a lowpart subreg if it is also casting the value.
19184 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
19185 Tobias Grosser <tobi.grosser@amd.com>
19187 * graphite.c (compare_prefix_loops): New.
19188 (build_scop_canonical_schedules): Rewritten.
19189 (graphite_transform_loops): Move build_scop_canonical_schedules
19190 after build_scop_iteration_domain.
19192 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
19193 Tobias Grosser <tobi.grosser@amd.com>
19195 * graphite.c (add_conditions_to_domain): Add the loops to
19196 the dimension of the iteration domain. Do copy the domain
19197 only when it exists.
19198 (build_scop_conditions_1): Do not call add_conditions_to_domain.
19199 (add_conditions_to_constraints): New.
19200 (can_generate_code_stmt, can_generate_code): Removed.
19201 (gloog): Do not call can_generate_code.
19202 (graphite_transform_loops): Call add_conditions_to_constraints
19203 after building the iteration domain.
19205 2009-01-16 Jakub Jelinek <jakub@redhat.com>
19207 PR tree-optimization/38789
19208 * tree-ssa-threadedge.c
19209 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
19210 __builtin_constant_p.
19212 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
19214 * dce.c (delete_unmarked_insns): Reversed the order that insns are
19215 examined before deleting them.
19217 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
19219 * function.c (aggregate_value_p): Correctly extract the function
19220 type from CALL_EXPR_FN lookup.
19222 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
19224 * config/picochip/picochip.c (picochip_override_options): Revert
19225 CFI asm flag disable commited previously.
19227 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
19228 Tobias Grosser <tobi.grosser@amd.com>
19229 Jan Sjodin <jan.sjodin@amd.com>
19231 * graphite.c (scan_tree_for_params): On substractions negate
19232 all the coefficients of the term.
19233 (clast_to_gcc_expression_red): New. Handle reduction expressions
19234 of more than two operands.
19235 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
19236 (get_vdef_before_scop): Handle also the case of default definitions.
19238 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
19240 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
19241 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
19242 Also use them when walking CALL_INSN_FUNCTION_USAGE.
19244 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
19245 Joey Ye <joey.ye@intel.com>
19247 PR middle-end/37843
19248 * cfgexpand.c (expand_stack_alignment): Don't update stack
19249 boundary nor check incoming stack boundary here.
19250 (gimple_expand_cfg): Update stack boundary and check incoming
19251 stack boundary here.
19253 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
19255 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
19257 2009-01-14 Jakub Jelinek <jakub@redhat.com>
19259 PR rtl-optimization/38245
19260 * calls.c (expand_call): Add stack arguments to
19261 CALL_INSN_FUNCTION_USAGE even for pure calls (when
19262 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
19263 in regs and partially in memory or BLKmode arguments.
19264 (emit_library_call_value_1): Add stack arguments to
19265 CALL_INSN_FUNCTION_USAGE even for pure calls (when
19266 ACCUMULATE_OUTGOING_ARGS).
19267 * dce.c: Include tm_p.h.
19268 (find_call_stack_args): New function.
19269 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
19271 (mark_insn): Call find_call_stack_args for CALL_Ps.
19272 (prescan_insns_for_dce): Walk insns backwards in bb rather than
19273 forwards. Allocate and free arg_stores bitmap if needed, pass it
19274 down to deletable_insn_p, don't mark stores set in arg_stores
19275 bitmap, clear the bitmap at the beginning of each bb.
19276 * Makefile.in (dce.o): Depend on $(TM_P_H).
19278 2009-01-14 Michael Meissner <gnu@the-meissners.org>
19281 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
19282 to make sure the insn is a conditional test (bug 22599). Reformat a
19285 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
19287 PR middle-end/38431
19288 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
19289 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
19290 (gloog): Do not call cleanup_tree_cfg.
19291 (graphite_transform_loops): Call cleanup_tree_cfg after all
19292 scops have been code generated.
19294 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
19295 * doc/gty.texi (Invoking the garbage collector): Added new node
19296 and section documenting ggc_collect.
19298 2009-01-14 Richard Guenther <rguenther@suse.de>
19300 PR tree-optimization/38826
19301 PR middle-end/38477
19302 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
19303 initialization notes only if we actually emitted a warning.
19304 (intra_create_variable_infos): Add constraints for a result decl
19305 that is passed by hidden reference.
19306 (build_pred_graph): Mark all related variables non-direct on
19309 2009-01-14 Nick Clifton <nickc@redhat.com>
19311 * ira-conflicts.c: Include addresses.h for the definition of
19313 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
19314 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
19316 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
19319 * Makefile.in (ira-lives.o): Add except.h.
19321 * ira-lives.c: Include except.h.
19322 (process_bb_node_lives): Process can_throw_internal.
19324 2009-01-13 Jakub Jelinek <jakub@redhat.com>
19326 PR rtl-optimization/38774
19327 * combine.c (simplify_set): When undoing cc_use change, don't do
19328 PUT_CODE on the newly created comparison, but instead put back the
19331 2009-01-13 Joseph Myers <joseph@codesourcery.com>
19333 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
19334 values. Remove duplicate arm8 entry.
19336 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
19338 PR tree-optimization/38786
19339 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
19340 the SSA_NAME case of expand_scalar_variables_expr.
19341 Set the type of an expression to the type of its assign statement.
19342 (expand_scalar_variables_expr): Also gather the scalar computation
19343 used to index the memory access. Do not pass loop_p.
19344 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
19345 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
19346 the gimple_stmt_iterator where it inserts new code.
19347 Do not pass loop_p.
19348 (copy_bb_and_scalar_dependences): Do not pass loop_p.
19349 (translate_clast): Update call to copy_bb_and_scalar_dependences.
19351 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
19353 * graphite.h (debug_value): Removed.
19354 * graphite.c (debug_value): Removed.
19356 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
19358 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
19359 ldrd/strd with two 32-bit instructions.
19361 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
19363 * config/arm/arm.c (struct processors): Pass for speed down into
19364 cost helper functions.
19365 (const_ok_for_op): Handle COMPARE and inequality nodes.
19366 (arm_rtx_costs_1): Rewrite.
19367 (arm_size_rtx_costs): Update prototype.
19368 (arm_rtx_costs): Pass speed down to helper functions.
19369 (arm_slowmul_rtx_costs): Rework cost calculations.
19370 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
19371 (arm_9e_rtx_costs): Likewise.
19373 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
19375 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
19376 relocations of local symbols wider than UNITS_PER_WORD are not valid.
19377 (alpha_legitimize_address): Do not split local symbols wider than
19378 UNITS_PER_WORD into HIGH/LO_SUM parts.
19380 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
19383 * gcc.c (process_command): Replace call to execvp with calls
19384 to pex_one and exit.
19386 2009-01-03 Anatoly Sokolov <aesok@post.ru>
19389 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
19390 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
19391 variant for devices with 3-byte PC.
19392 (__tablejump_elpm__): New.
19394 2009-01-12 Jakub Jelinek <jakub@redhat.com>
19397 * c-parser.c (c_parser_postfix_expression): Allow `->' in
19398 offsetof member-designator, handle it as `[0].'.
19400 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19402 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
19403 function when not using named sections on targets with named sections
19404 if branch distance is less than 262132.
19406 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
19408 * combine.c (combine_instructions): Recompute
19409 optimize_this_for_speed_p for each BB in the main combine loop.
19411 2009-01-12 Tomas Bily <tbily@suse.cz>
19414 * tree-loop-distribution.c (prop_phis): New function.
19415 (generate_builtin): Call prop_phis.
19416 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
19418 2009-01-12 Jakub Jelinek <jakub@redhat.com>
19420 PR tree-optimization/38807
19421 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
19422 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
19424 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
19426 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
19427 subreg of op0 to the original op0.
19429 2009-01-11 Laurent GUERBY <laurent@guerby.net>
19431 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
19433 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
19436 * mips-tfile.c (parse_def): Fix parsing of def strings
19437 starting with digits.
19439 2009-01-10 Jakub Jelinek <jakub@redhat.com>
19442 * config/arm/arm.c (arm_is_long_call_p): Don't call
19443 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
19445 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
19447 * regrename.c (regrename_optimize): Fix dumping.
19448 (find_oldest_value_reg): Preserve REG_POINTER.
19449 (copy_hardreg_forward_1): Likewise.
19451 2009-01-09 Diego Novillo <dnovillo@google.com>
19453 * gimple.h (struct gimple_statement_base) <uid>: Document
19454 the restrictions on its use.
19455 (gimple_uid): Tidy.
19456 (gimple_set_uid): Tidy.
19458 2009-01-09 Jakub Jelinek <jakub@redhat.com>
19460 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
19461 zero guard even if align_bytes != 0 and count is smaller than
19464 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
19466 PR rtl-optimization/38495
19467 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
19468 (add_range_and_copies_from_move_list): Print all added ranges.
19469 Add ranges to memory optimized destination.
19471 2009-01-09 Jakub Jelinek <jakub@redhat.com>
19475 * config/i386/i386.c (override_options): Reject
19476 -mstringop-strategy=rep_8byte with -m32.
19477 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
19478 to 1. Do count comparison against epilogue_size_needed at compile
19479 time even when count_exp was constant forced into register. For
19480 size_needed don't jump to epilogue, instead just avoid aligning
19481 and invoke the body algorithm. If need_zero_guard, add zero guard
19482 even if count is non-zero, but smaller than size_needed + number of
19483 bytes that could be stored for alignment.
19484 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
19485 to 1. If need_zero_guard, add zero guard even if count is non-zero,
19486 but smaller than size_needed + number of bytes that could be stored
19487 for alignment. Compare size_needed with epilogue_size_needed instead
19488 of desired_align - align, don't adjust size_needed, pass
19489 epilogue_size_needed to the epilogue expanders.
19492 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
19494 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19496 * pa.c (last_address): Change to unsigned.
19497 (update_total_code_bytes): Change argument to unsigned. Don't
19498 check if insn addresses are set.
19499 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
19500 addresses are not set.
19501 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
19503 2009-01-09 Nick Clifton <nickc@redhat.com>
19505 * config/sh/symbian.c: Replace uses of DECL_INLINE with
19506 DECL_DECLARED_INLINE_P.
19508 2009-01-09 Jakub Jelinek <jakub@redhat.com>
19510 PR middle-end/38347
19511 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
19512 GET_MODE (op0) in operand_subword_force calls.
19514 PR middle-end/38771
19515 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
19516 fold_convert arg0 operands to TREE_TYPE (op0) first.
19518 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
19520 * params.def (ira-max-conflict-table-size): Decrease default value
19523 2009-01-08 Jakub Jelinek <jakub@redhat.com>
19525 PR tree-optimization/37031
19526 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
19528 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
19529 allocate it using gc instead of heap, use VEC_quick_push instead of
19531 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
19532 instead of heap, use VEC_quick_push instead of VEC_safe_push.
19533 * tree-data-ref.h (struct access_matrix): Change matrix to gc
19534 allocated vector from heap allocated.
19535 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
19536 * tree-loop-linear.c (linear_transform_loops): Allocate nest
19537 vector only after perfect_loop_nest_depth call.
19539 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
19540 Jan Sjodin <jan.sjodin@amd.com>
19542 PR tree-optimization/38559
19543 * graphite.c (debug_value, copy_constraint,
19544 swap_constraint_variables, scale_constraint_variable, ): New.
19545 (get_lower_bound, get_upper_bound): Removed.
19546 (graphite_trans_bb_strip_mine): Clean up this code that works
19547 only for constant number of iterations. Fully copy upper and
19548 lower bound constraints, not only the constant part of them.
19549 * graphite.h (debug_value): Declared.
19551 2009-01-08 Ira Rosen <irar@il.ibm.com>
19553 PR tree-optimization/37194
19554 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
19555 Don't add the cost of cost model guard in prologue to scalar
19556 outside cost in case of known number of iterations.
19558 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
19559 Alan Modra <amodra@bigpond.net.au>
19561 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
19562 non-word-aligned REG+CONST addressing.
19564 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
19567 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
19568 free_after_compilation when outputting a thunk.
19569 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
19570 Do not call free_after_compilation here.
19572 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
19574 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
19575 (ix86_valid_target_attribute_inner_p): Ditto.
19577 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
19579 PR tree-optimization/38492
19580 PR tree-optimization/38498
19581 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
19582 * tree-chrec.h (scev_is_linear_expression): Declared.
19583 * graphite.c (graphite_cannot_represent_loop_niter): New.
19584 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
19585 (graphite_loop_normal_form): Use gcc_assert.
19586 (scan_tree_for_params): Use CASE_CONVERT.
19587 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
19588 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
19589 Use gcc_assert. Discard scops that contain unhandled cases.
19590 (build_scop_conditions): Return a boolean status for unhandled cases.
19591 (strip_mine_profitable_p): Print the loop number, not its depth.
19592 (is_interchange_valid): Pass the depth of the loop nest, don't
19593 recompute it wrongly.
19594 (graphite_trans_bb_block): Same.
19595 (graphite_trans_bb_block): Print tentative of loop blocking.
19596 (graphite_trans_scop_block): Do not print that the loop has been
19598 (graphite_transform_loops): Do not handle scops that contain condition
19601 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
19603 AVX Programming Reference (December, 2008)
19604 * config/i386/avxintrin.h (_mm256_stream_si256): New.
19605 (_mm256_stream_pd): Likewise.
19606 (_mm256_stream_ps): Likewise.
19608 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
19609 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
19610 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
19611 (bdesc_special_args): Add __builtin_ia32_movntdq256,
19612 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
19613 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
19614 (ix86_expand_special_args_builtin): Likewise.
19616 * config/i386/sse.md (AVXMODEDI): New.
19617 (avx_movnt<mode>): Likewise.
19618 (avx_movnt<mode>): Likewise.
19619 (<sse>_movnt<mode>): Remove AVX support.
19620 (sse2_movntv2di): Likewise.
19622 2009-01-07 Richard Guenther <rguenther@suse.de>
19624 PR middle-end/38751
19625 * fold-const.c (extract_muldiv): Remove obsolete comment.
19626 (fold_plusminus_mult_expr): Undo MINUS_EXPR
19627 to PLUS_EXPR canonicalization for the canonicalization.
19629 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
19631 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
19632 hosted cross-compilers generating less efficient code.
19634 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
19636 * function.h (rtl_data): Add a dbr_scheduled_p field.
19637 * reorg.c (dbr_schedule): Set it.
19638 (gate_handle_delay_slots): Check it.
19639 * config/mips/mips.c (mips_base_delayed_branch): Delete.
19640 (mips_reorg): Check flag_delayed_branch instead of
19641 mips_base_delayed_branch.
19642 (mips_override_options): Don't set mips_base_delayed_branch
19643 or flag_delayed_branch.
19645 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
19647 PR rtl-optimization/38426.
19648 * ira.c (ira): Set current_function_is_leaf earlier.
19650 2009-01-06 Jakub Jelinek <jakub@redhat.com>
19652 PR rtl-optimization/38722
19653 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
19654 too early, only set a flag and modify after last possible
19657 2009-01-06 Janis Johnson <janis187@us.ibm.com>
19660 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
19661 * real.c (decimal_single_format): Correct values of emin and emax.
19662 (decimal_double_format): Ditto.
19663 (decimal_quad_format): Ditto.
19664 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
19665 computation of DECnn_MIN and DECnn_MAX for corrected values of
19666 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
19667 __DECnn_MIN__, and adjust its computation for the corrected value
19670 2009-01-06 Jan Hubicka <jh@suse.cz>
19673 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
19675 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
19677 * doc/contrib.texi (Contributors): Slightly adjust the end note.
19678 Add Robert Clark to the list of testers.
19680 2009-01-06 Jan Hubicka <jh@suse.cz>
19681 Kai Tietz <kai.tietz@onevision.com>
19683 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
19684 * config/i386/i386.c (ix86_expand_call): Add clobbers.
19686 2009-01-06 Jan Hubicka <jh@suse.cz>
19687 Kai Tietz <kai.tietz@onevision.com>
19689 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
19691 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
19692 (ix86_nsaved_regs): Count only general purpose regs.
19693 (ix86_nsaved_sseregs): New.
19694 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
19695 to 16 for w64; compute padding and size of sse reg save area.
19696 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
19697 general purpose regs.
19698 (ix86_emit_save_sse_regs_using_mov): New.
19699 (ix86_expand_prologue): Save SSE regs if needed.
19700 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
19701 (ix86_emit_restore_sse_regs_using_mov): New.
19702 (ix86_expand_epilogue): Save SSE regs if needed.
19704 2009-01-06 Jan Hubicka <jh@suse.cz>
19705 Kai Tietz <kai.tietz@onevision.com>
19707 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
19708 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
19709 functions when accumulate outgoing args is off.
19711 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
19714 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
19715 before using pseudos_have_intersected_live_ranges_p.
19717 * ira-int.h (ira_assert): Always define.
19719 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
19721 AVX Programming Reference (December, 2008)
19722 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
19723 (_mm256_permute2_pd): Likewise.
19724 (_mm_permute2_ps): Likewise.
19725 (_mm256_permute2_ps): Likewise.
19726 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
19727 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
19729 * config/i386/i386.c (ix86_builtins): Remove
19730 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
19731 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
19732 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
19733 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
19734 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
19735 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
19736 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
19737 __builtin_ia32_vpermil2ps256.
19738 (ix86_init_mmx_sse_builtins): Updated.
19739 (ix86_expand_args_builtin): Likewise.
19741 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19743 * pa.c (output_call): Relocate non-jump insns in the delay slot of
19744 long absolute calls when generating PA 2.0 code.
19746 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
19748 PR rtl-optimization/38583
19749 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
19751 * params.def (ira-max-conflict-table-size): New.
19753 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
19755 * ira.h (ira_conflicts_p): New external definition.
19757 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
19758 table. Report this. Return result of building.
19759 (ira_build_conflicts): Use ira_conflicts_p. Check result of
19760 building conflict table.
19762 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
19763 (ira_color): Use ira_conflicts_p.
19765 * global.c: Include ira.h.
19766 (pseudo_for_reload_consideration_p, build_insn_chain): Use
19769 * Makefile.in (global.o): Add ira.h.
19771 * ira-build.c (mark_all_loops_for_removal,
19772 propagate_some_info_from_allocno): New.
19773 (remove_unnecessary_allocnos): Call
19774 propagate_some_info_from_allocno.
19775 (remove_low_level_allocnos): New.
19776 (remove_unnecessary_regions): Add parameter. Call
19777 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
19778 parameter to remove_unnecessary_regions.
19779 (ira_build): Remove all regions but root if the conflict table was
19780 not built. Update conflict hard regs for allocnos crossing calls.
19782 * ira.c (ira_conflicts_p): New global.
19783 (ira): Define and use ira_conflicts_p.
19785 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
19786 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
19787 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
19789 2009-01-06 Ben Elliston <bje@au.ibm.com>
19791 * gengtype-lex.l (YY_NO_INPUT): Define.
19793 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
19796 * c-common.c (handle_vector_size_attribute): Also reject
19797 BOOLEAN_TYPE types.
19799 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
19801 PR tree-optimization/38492
19802 * graphite.c (rename_map_elt, debug_rename_elt,
19803 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
19804 rename_map_elt_info, eq_rename_map_elts,
19805 get_new_name_from_old_name, bb_in_sese_p): Moved around.
19806 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
19807 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
19808 (sese_build_livein_liveouts): New.
19809 (new_sese, free_sese): New.
19810 (new_scop): Call new_sese.
19811 (free_scop): Call free_sese.
19812 (rename_variables_from_edge, rename_phis_end_scop): Removed.
19813 (register_old_new_names): Renamed register_old_and_new_names.
19814 (register_scop_liveout_renames, add_loop_exit_phis,
19815 insert_loop_close_phis, struct igp,
19816 default_liveout_before_guard, add_guard_exit_phis,
19817 insert_guard_phis, copy_renames): New.
19818 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
19819 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
19820 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
19821 (scop_adjust_phis_for_liveouts): New.
19822 (gloog): Call scop_adjust_phis_for_liveouts.
19824 * graphite.h (struct sese): Documented. Added fields liveout,
19825 num_ver and livein.
19826 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
19827 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
19828 (struct scop): Added field liveout_renames.
19829 (SCOP_LIVEOUT_RENAMES): New.
19831 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
19833 PR tree-optimization/38510
19834 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
19835 (translate_clast): Call recompute_all_dominators before
19837 (gloog): Call recompute_all_dominators before graphite_verify.
19839 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
19840 Jan Sjodin <jan.sjodin@amd.com>
19842 PR tree-optimization/38500
19843 * graphite.c (create_sese_edges): Call fix_loop_structure after
19846 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
19848 * config.gcc: Add m32r*-*-rtems*.
19849 * config/m32r/rtems.h: New file.
19851 2009-01-05 Ben Elliston <bje@au.ibm.com>
19853 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
19854 (.po.pox): Likewise.
19855 (po/gcc.pot): Likewise.
19857 2009-01-04 David S. Miller <davem@davemloft.net>
19859 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
19860 (STARTING_FRAME_OFFSET): Always set to zero.
19862 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
19864 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
19865 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
19866 fixed-point types, and vectors of the same.
19868 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
19870 * config/mips/sync.md (*mb_barrier): Rename to...
19871 (*memory_barrier): ...this.
19873 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
19875 * doc/extend.texi (Function Attributes): Move @cindex after @item
19876 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
19877 and put in alphabetical order. Fix 'target' name and put in order.
19878 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
19881 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
19883 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
19884 (memory_barrier): Expand as unspec instead of unspec_volatile.
19885 Remove mem:BLK from insn operands. Use Pmode scratch register.
19886 (*memory_barrier): Define as unspec instead of unspec_volatile.
19887 Use (match_dup 0) as input operand.
19889 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
19890 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
19891 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
19892 scratch register. Remove operand 1.
19893 (*stbar): Define as unspec instead of unspec_volatile.
19894 Use (match_dup 0) as input operand, remove (const_int 8).
19895 (*membar): Define as unspec instead of unspec_volatile.
19896 Use (match_dup 0) as input operand, remove input operand 2.
19898 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
19899 (memory_barrier): Expand as unspec instead of unspec_volatile.
19900 Remove mem:BLK from insn operands. Use Pmode scratch register.
19901 (*memory_barrier): Define as unspec instead of unspec_volatile.
19902 Use (match_dup 0) as input operand.
19904 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
19905 Remove mem:BLK from insn operands. Use Pmode scratch register.
19906 Set volatile flag on operand 0.
19907 (*memory_barrier): New insn pattern.
19909 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
19911 (*memory_barrier): Use (match_dup 0) as input operand.
19913 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
19914 Remove mem:BLK from insn operands. Use Pmode scratch register.
19915 Set volatile flag on operand 0.
19916 (*mb_internal): New insn pattern.
19918 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
19920 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
19922 PR middle-end/38586
19923 * function.c (struct temp_slot): Move to the section of the file
19924 that deals with temp slots. Remove field 'address'.
19925 (temp_slot_address_table): New hash table of address -> temp slot.
19926 (struct temp_slot_address_entry): New struct, items for the table.
19927 (temp_slot_address_compute_hash, temp_slot_address_hash,
19928 temp_slot_address_eq, insert_temp_slot_address): Support functions
19930 (find_temp_slot_from_address): Rewrite to use the new hash table.
19931 (remove_unused_temp_slot_addresses): Remove addresses of temp
19932 slots that have been made available.
19933 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
19934 worker function for remove_unused_temp_slot_addresses.
19935 (assign_stack_temp_for_type): Don't clear the temp slot address list.
19936 Add the temp slot address to the address -> temp slot map.
19937 (update_temp_slot_address): Update via insert_temp_slot_address.
19938 (free_temp_slots): Call remove_unused_temp_slot_addresses.
19939 (pop_temp_slots): Likewise.
19940 (init_temp_slots): Allocate the address -> temp slot map, or empty
19941 the map if it is already allocated.
19942 (prepare_function_start): Initialize temp slot processing.
19944 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
19946 PR middle-end/38584
19947 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
19948 Calculate the size of all stack vars assuming no packing of stack
19949 vars will happen, replacing a quadratic algorithm with a linear one.
19951 2009-01-03 Jakub Jelinek <jakub@redhat.com>
19954 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
19957 2009-01-03 Diego Novillo <dnovillo@google.com>
19959 * doc/contrib.texi: Update contributions.
19961 2009-01-03 Jakub Jelinek <jakub@redhat.com>
19964 * builtins.c (fold_builtin_memory_op): Give up if either operand
19965 is volatile. Set srctype or desttype to non-qualified version
19969 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
19970 and FUNCTION_DECLs.
19972 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
19974 PR rtl-optimization/35805
19975 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
19976 problem if fast dce is able to remove any instructions.
19977 * dce.c (dce_process_block): Fix dump message.
19979 2009-01-02 Mark Mitchell <mark@codesourcery.com>
19982 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
19984 2009-01-02 Jakub Jelinek <jakub@redhat.com>
19986 PR middle-end/38690
19987 * tree-flow.h (op_code_prio, op_prio): New prototypes.
19988 * tree-pretty-print.c (op_code_prio): New function.
19989 (op_prio): No longer static. Use op_code_prio.
19990 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
19991 Use op_prio and op_code_prio to determine if () should be
19992 printed around operand(s) or not.
19994 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
19995 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
19996 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
19997 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
19998 pp_character instead of pp_string for single letter printing.
20000 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
20002 * doc/extend.texi: Fix '#pragma GCC option' typo.
20004 2009-01-02 Richard Guenther <rguenther@suse.de>
20006 * doc/install.texi (--enable-checking): Mention different
20007 default for stage1.
20008 (--enable-stage1-checking): Document.
20010 2009-01-01 Andrew Pinski <pinskia@gmail.com>
20012 PR middle-end/30142
20013 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
20014 case to be an error.
20016 2009-01-02 Ben Elliston <bje@au.ibm.com>
20018 * config/fp-bit.h (pack_d): Constify argument.
20019 * config/fp-bit.c (makenan): Constify return type. Remove casts.
20020 (isnan): Constify argument.
20022 (iszero): Likewise.
20023 (pack_d): Likewise.
20024 (_fpadd_parts): Constify return type.
20025 (_fpmul_parts): Likewise.
20026 (_fpdiv_parts): Likewise.
20028 2009-01-01 Jakub Jelinek <jakub@redhat.com>
20031 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
20032 warn about overwriting initializer with side-effects or
20033 -Woverride-init if !IMPLICIT.
20034 (output_init_element): Likewise. Pass IMPLICIT down to
20036 (process_init_element): Add IMPLICIT argument. Pass it down
20037 to output_init_element.
20038 (push_init_element, pop_init_level, set_designator): Adjust
20039 process_init_element callers.
20040 (set_nonincremental_init, set_nonincremental_init_from_string):
20041 Adjust add_pending_init callers.
20042 (output_pending_init_elements): Adjust output_init_element callers.
20043 * c-tree.h (process_init_element): Adjust prototype.
20044 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
20045 process_init_element callers.
20048 Copyright (C) 2009 Free Software Foundation, Inc.
20050 Copying and distribution of this file, with or without modification,
20051 are permitted in any medium without royalty provided the copyright
20052 notice and this notice are preserved.