1 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
3 PR tree-optimization/40914
4 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
5 if set, then check the delta field of the PMF record.
6 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
7 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
8 call is stored in the delta.
10 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
12 * config/mips/mips.md (*clear_upper32_dext): New pattern.
14 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
16 * config/i386/bsd.h (ASM_BYTE): New define.
17 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
18 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
19 .byte. Use fputs or putc instead of fprintf where appropriate.
20 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
21 fputs or putc instead of fprintf where appropriate.
22 * config/i386/i386elf.h: Ditto.
23 * config/i386/sysv4.h: Ditto.
25 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
26 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
27 (*tls_global_dynamic_64): Ditto.
29 2009-07-31 Christian Bruel <christian.bruel@st.com>
31 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
33 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
35 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
36 Remove dead code for MINUS.
38 2009-07-31 Anthony Green <green@moxielogic.com>
40 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
42 (moxie_expand_epilogue): Ditto for epilogue.
43 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
45 (moxie_function_arg): Ditto.
46 (moxie_pass_by_reference): Ditto.
47 (moxie_arg_partial_bytes): Ditto.
48 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
49 (FUNCTION_ARG_ADVANCE) Ditto.
50 (REG_PARM_STACK_SPACE) Ditto.
51 (FUNCTION_ARG_REGNO_P) Dito.
53 * config.gcc: Add moxie linux config support.
54 * gcc/config/moxie/uclinux.h: New file.
56 2009-07-31 DJ Delorie <dj@redhat.com>
58 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
59 (UNSPECV_SP_SWITCH_E): New.
60 (sp_switch_1): Change to an unspec.
61 (sp_switch_2): Change to an unspec. Don't use post-inc when we
63 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
64 reference the new stack's address
66 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
68 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
69 graphite-clast-to-gimple.o, graphite-dependences.o,
70 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
71 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
73 graphite-clast-to-gimple.o, graphite-dependences.o,
74 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
75 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
76 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
77 * cfgloop.h (struct loop): Add can_be_parallel field.
78 * common.opt (fgraphite-identity): Moved up.
79 (fgraphite-force-parallel): New flag.
80 * graphite.c: Rewrite.
81 * graphite.h: Rewrite.
82 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
84 * toplev.c (graphite_out_file): New file descriptor.
85 (graphite_in_file): New.
86 (process_options): flag_graphite_force_parallel cannot be used without
88 * tree-ssa-loop.c: Include toplev.h.
89 (gate_graphite_transforms): Enable flag_graphite for
90 flag_graphite_force_parallel.
92 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
94 * ChangeLog.graphite: New.
95 * graphite-blocking.c: New.
96 * graphite-clast-to-gimple.c: New.
97 * graphite-clast-to-gimple.h: New.
98 * graphite-dependences.c: New.
99 * graphite-dependences.h: New.
100 * graphite-interchange.c: New.
101 * graphite-poly.c: New.
102 * graphite-poly.h: New.
103 * graphite-ppl.c: New.
104 * graphite-ppl.h: New.
105 * graphite-scop-detection.c: New.
106 * graphite-scop-detection.h: New.
107 * graphite-sese-to-poly.c: New.
108 * graphite-sese-to-poly.h: New.
112 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
114 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
115 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
117 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
119 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
120 (scev_is_linear_expression): Return false if the evolution is not
123 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
125 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
126 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
128 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
130 * tree-data-ref.c (debug_data_references): New.
131 (debug_data_reference): New.
132 * tree-data-ref.h (debug_data_references): Declared.
133 (debug_data_reference): Declared.
135 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
137 * tree-data-ref.c (stmt_simple_memref_p: Removed.
138 * tree-data-ref.h (scop_p): Removed.
139 (struct data_reference): Remove field scop.
141 (stmt_simple_memref_p): Removed.
143 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
145 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
146 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
149 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
151 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
153 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
155 * doc/invoke.texi (-fgraphite-identity): Documented.
157 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
159 * tree-scalar-evolution.c: Fix comment.
160 (instantiate_scev_1): Return unknow from scev instantiation if the
161 result is not above instantiate_below.
163 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
165 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
166 static anymore. Instantiate the symbols that may have been introduced
168 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
171 2009-07-30 DJ Delorie <dj@redhat.com>
173 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
174 .vliw directive to VLIW sections.
176 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
178 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
180 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
181 (AUTOHEADER): New variable.
182 ($(srcdir)/cstamp-h.in): Use it.
184 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
185 Pat Haugen <pthaugen@us.ibm.com>
186 Revital Eres <ERES@il.ibm.com>
188 * config/rs6000/vector.md (VEC_F): Add VSX support.
192 (vector_load_<mode>): Ditto.
193 (vector_store_<mode>): Ditto.
194 (vector GPR move split): Ditto.
195 (vec_reload_and_plus_<mptrsize>): Ditto.
196 (vec_reload_and_reg_<mptrsize>): Ditto.
202 (smin<mode>3): Ditto.
203 (smax<mode>3): Ditto.
204 (vector_eq<mode>): Ditto.
205 (vector_gt<mode>): Ditto.
206 (vector_ge<mode>): Ditto.
207 (vector_gtu<mode>): Ditto.
208 (vector_select_<mode>_uns): Ditto.
209 (vector_eq_<mode>_p): Ditto.
210 (vector_gt_<mode>_p): Ditto.
211 (vector_ge_<mode>_p): Ditto.
212 (vector_gtu_<mode>_p): Ditto.
213 (cr6_test_for_zero): Ditto.
214 (cr6_test_for_zero_reverse): Ditto.
215 (cr6_test_for_lt): Ditto.
216 (cr6_test_for_lt_reverse): Ditto.
220 (one_cmpl<mode>2): Ditto.
222 (andc<mode>2): Ditto.
223 (float<VEC_int<mode>2): Ditto.
224 (unsigned_float<VEC_int><mode>2): Ditto.
225 (fix_trunc<mode><VEC_int>2): Ditto.
226 (fixuns_trunc<mode><VEC_int>2): Ditto.
228 (vec_set<mode>): Ditto.
229 (vec_extract<mode>): Ditto.
230 (vec_interleave_highv4sf): Ditto.
231 (vec_interleave_lowv4sf): Ditto.
232 (vec_realign_load_<mode>): Ditto.
233 (vec_shl_<mode>): Ditto.
234 (vec_shr_<mode>): Ditto.
235 (div<mode>3): New patterns for VSX.
236 (vec_interleave_highv2df): Ditto.
237 (vec_interleave_lowv2df): Ditto.
238 (vec_pack_trunc_v2df): Ditto.
239 (vec_pack_sfix_trunc_v2df): Ditto.
240 (vec_pack_ufix_trunc_v2df): Ditto.
241 (vec_unpacks_hi_v4sf): Ditto.
242 (vec_unpacks_lo_v4sf): Ditto.
243 (vec_unpacks_float_hi_v4si): Ditto.
244 (vec_unpacku_float_lo_v4si): Ditto.
245 (vec_unpacku_float_hi_v4si): Ditto.
246 (vec_unpacks_float_lo_v4si): Ditto.
247 (movmisalign<mode>): Ditto.
248 (vector_ceil<mode>2): New patterns for vectorizing math library.
249 (vector_floor<mode>2): Ditto.
250 (vector_btrunc<mode>2): Ditto.
251 (vector_copysign<mode>3): Ditto.
253 * config/rs6000/predicates.md (easy_vector_constant_msb): New
254 predicate for setting the high bit in each word, used for copysign.
256 * config/rs6000/ppc-asm.h (f19): Whitespace.
257 (f32-f63): Define if VSX.
258 (v0-v31): Define if Altivec.
259 (vs0-vs63): Define if VSX.
261 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
263 * config/rs6000/power7.md: New file, provide tuning parameters for
266 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
267 (rs6000_cpu_cpp_builtins): Ditto.
268 (altivec_overloaded_builtins): Ditto.
269 (altivec_resolve_overloaded_builtin): Ditto.
271 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
272 debug switch to disable vectorizing simple math builtin
275 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
276 Vectorize simple math builtin functions.
277 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
278 hook to vectorize math builtins.
279 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
280 (rs6000_builtin_conversion): Add VSX/power7 support.
281 (rs6000_builtin_vec_perm): Ditto.
282 (vsplits_constant): Add support for loading up a vector constant
283 with just the high bit set in each part.
284 (rs6000_expand_vector_init): Add VSX/power7 support.
285 (rs6000_expand_vector_set): Ditto.
286 (rs6000_expand_vector_extract): Ditto.
287 (rs6000_emit_move): Ditto.
291 (rs6000_expand_ternop_builtin): Ditto.
292 (altivec_expand_builtin): Ditto.
293 (rs6000_expand_unop_builtin): Ditto.
294 (rs6000_init_builtins): Ditto.
295 (altivec_init_builtins): Ditto.
296 (builtin_function_type): Ditto.
297 (rs6000_common_init_builtins): Ditto.
298 (rs6000_handle_altivec_attribute); Ditto.
299 (rs6000_mangle_type): Ditto.
300 (rs6000_vector_mode_supported_p): Ditto.
301 (rs6000_mode_dependent_address): Altivec addresses with AND -16
304 * config/rs6000/vsx.md: New file for VSX support.
306 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
307 identifing values with just the most significant bit set.
308 (enum rs6000_builtins): Add builtins for VSX. Add simple math
311 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
312 (UNSPEC_VRFIM): Delete.
313 (splitter for loading up vector with most significant bit): New
314 splitter for vectorizing copysign.
315 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
316 vectorizing simple math functions.
317 (altivec_vrfip): Add support for vectorizing simple math functions.
318 (altivec_vrfim): Ditto.
319 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
321 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
322 (power7.md, vsx.md): Include for power7 support.
323 (copysigndf3): Use VSX instructions if -mvsx.
326 (nabsdf2_fpr): Ditto.
331 (fix_truncdfdi2_fpr): Ditto.
332 (cmpdf_internal1): Ditto.
333 (fred, fred_fpr): Convert into expander/insn to add VSX support.
334 (btruncdf2, btruncdf2_fpr): Ditto.
335 (ceildf2, ceildf2_fpr): Ditto.
336 (floordf2, floordf2_fpr): Ditto.
337 (floatdidf2, floatdidf2_fpr): Ditto.
338 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
339 (fmsubdf4_fpr): Ditto.
340 (fnmadddf4_fpr_1): Ditto.
341 (fnmadddf4_fpr_2): Ditto.
342 (fnmsubdf4_fpr_1): Ditto.
343 (fnmsubdf4_fpr_2): Ditto.
344 (fixuns_truncdfdi2): Add expander for VSX support.
345 (fix_truncdfdi2): Ditto.
346 (fix_truncdfsi2): Ditto.
348 (btruncsf2): Whitespace.
349 (movdf_hardfloat32): Add support for VSX registers.
350 (movdf_softfloat32): Ditto.
351 (movdf_hardfloat64): Ditto.
352 (movdf_hardfloat64_mfpgpr): Ditto.
353 (movdf_softfloat64): Ditto.
354 (movti splitters): Add check for vector registers supporting
355 TImode in the future.
356 (bpermd): Add power7 bpermd instruction.
358 * config/rs6000/altivec.h (vec_div): Define if VSX.
362 (vec_nearbyint): Ditto.
365 (all predicates): Use the generic builtin function, and not the V4SF
366 specific function so that the predicates will work with VSX's V2DF.
370 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
371 Document new VSX functions and types.
373 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
376 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
377 "wa", and "j" constraints. Modify "v" to talk about Altivec
378 instead of just vector.
380 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
383 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
384 location for phi arguments.
385 (rewrite_update_phi_arguments): Find locations for reaching defs.
386 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
387 Add location to add_phi_arg calls.
388 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
389 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
390 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
391 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
392 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
393 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
394 * tree-phinodes.c (make_phi_node): Initialize location.
395 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
396 (add_phi_arg): Add location parameter.
397 (remove_phi_arg_num): Move location when moving phi argument.
398 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
400 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
401 slpeel_update_phi_nodes_for_guard1,
402 slpeel_update_phi_nodes_for_guard2,
403 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
404 vect_loop_versioning): Set locations.
405 * tree-parloops.c (create_phi_for_local_result,
406 transform_to_exit_first_loop, create_parallel_loop): Add locations.
407 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
408 * tree-vect-loop.c (get_initial_def_for_induction,
409 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
411 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
412 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
413 (gimple_phi_arg_set_location): New. Set locus.
414 (gimple_phi_arg_has_location): New. Check for locus.
415 (redirect_edge_var_map_location): New. Return locus from var_map.
416 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
417 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
418 combining PHI arguments.
419 (cond_store_replacement): Set location.
420 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
421 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
422 scop_add_exit_phis_edge): Add locations.
423 * tree-cfgcleanup.c (remove_forwarder_block,
424 remove_forwarder_block_with_phi): Add locations.
425 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
426 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
428 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
429 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
430 flush_pending_stmts): Add source location.
431 * lambda-code.c (perfect_nestify): Maintain location stack with argument
432 stack to preserve locations.
433 * tree-vect-stmts.c (vectorizable_load): Add location.
434 * tree-inline.c (copy_phis_for_bb): Copy locus.
435 (setup_one_parameter): Add call locus to inlined parameter stmts.
436 (initialize_inlined_parameters): Pass in call location as parameter
438 (tree_function_versioning): Pass location to setup_one_parameter.
439 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
440 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
442 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
443 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
444 locus parameter and override the stmt default if provided.
445 (new_elim_graph, clear_elim_graph, delete_elim_graph,
446 elim_graph_add_edge, elim_graph_remove_succ_edge,
447 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
448 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
449 eliminate_phi): Add locus info in elimination graph for each edge and
451 (insert_backedge_copies): Copy locus if present.
452 * tree-flow.h (struct _edge_var_map): Add locus field.
453 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
454 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
455 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
457 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
459 2009-07-30 Martin Jambor <mjambor@suse.cz>
461 PR tree-optimization/40570
462 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
465 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
467 * ssa-loop-manip.c: Include langhooks.h.
468 (rewrite_phi_with_iv): New.
469 (rewrite_all_phi_nodes_with_iv): New.
470 (canonicalize_loop_ivs): Move here from tree-parloops.c.
471 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
472 * tree-parloops.c (loop_parallel_p): Move out all conditions
473 except dependency check.
474 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
475 (gen_parallel_loop): Call canonicalize_loop_ivs without
476 reduction_list argument.
477 (build_new_reduction): New.
478 (gather_scalar_reductions): New.
479 (try_get_loop_niter): New.
480 (try_create_reduction_list): New.
481 (parallleize_loops): Change the parallel conditions check.
482 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
483 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
485 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
487 * opt-functions.awk (opt_args): Allow argument to be enclosed in
489 * doc/options.texi (Option properties): Mention new quoting syntax.
491 2009-07-29 Douglas B Rupp <rupp@gnat.com>
493 * config/alpha/alpha.c (alpha_start_function):
494 Handle VMS_DEBUG_MAIN_POINTER
495 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
496 * doc/invoke.texi: Document -mdebug-main switch.
498 2009-07-29 Richard Henderson <rth@redhat.com>
500 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
501 (cgraph_create_edge_including_clones): Likewise.
502 * tree-inline.c (copy_bb): Operate on the correct edges
503 when updating the callgraph.
505 2009-07-29 Douglas B Rupp <rupp@gnat.com>
507 * config/alpha/vms-cc.c: Deleted.
508 * config/alpha/vms-ld.c: Deleted.
509 * config/alpha/t-vms64: Moved to config/vms
510 * config/alpha/vms-crt0-64.c: Moved to config/vms
511 * config/alpha/vms-crt0.c: Moved to config/vms
512 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
513 * config/alpha/vms-psxcrt0.c: Moved to config/vms
514 * config/alpha/xm-vms.h: Moved to config/vms
515 * config/alpha/x-vms: Moved to config/vms
516 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
518 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
519 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
521 * config/vms/t-vms64: Moved here from config/alpha
522 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
523 (argc,argv,envp): Enforce 32bit malloc'ing.
524 * config/vms/vms-psxcrt0-64.c: Likewise.
525 * config/vms/vms-crt0.c: Moved here from config/alpha.
526 * config/vms/vms-psxcrt0.c: Likewise.
527 * config/vms/vms-crtl-64.h: New file.
528 * config/vms/vms-crtl.h: New file.
529 * config/vms/vms.opt: New file.
530 * config/vms/xm-vms64.h: New file.
531 * config/vms/xm-vms.h: Moved here from config/alpha.
532 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
534 * config/vms/x-vms: Moved here from config/alpha.
535 (version, VMS_EXTRA_PARTS): Moved to t-vms.
536 (vms-ld.o, vms-cc.o): Removed.
537 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
539 2009-07-29 Douglas B Rupp <rupp@gnat.com>
541 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
542 correct stack (obvious VMS fix).
544 2009-07-29 Douglas B Rupp <rupp@gnat.com>
546 * dwarf2out.c (output_file_names): Output VMS style file name, size,
547 date, version info if VMS_DEBUGGING_INFO defined.
548 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
549 size, date calculating code moved here.
551 2009-07-29 Paul Brook <paul@codesourcery.com>
553 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
556 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
559 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
560 to DImode when generating insq_le insn.
562 2009-07-28 Douglas B Rupp <rupp@gnat.com>
564 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
565 New macro set for VMS_DEBUGGGING_INFO.
566 (AT_string_form): Use it.
568 2009-07-28 DJ Delorie <dj@redhat.com>
570 * config/mep/mep.c (vtext_section): New.
571 (vftext_section): New.
572 (ftext_section): New.
573 (mep_select_section): Add support for functions.
574 (mep_unique_section): Likewise.
575 (mep_asm_init_sections): Likewise.
576 (mep_encode_section_info): Remove it from here.
578 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
580 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
582 * tree.h (TREE_DEPRECATED): Document it is used for types too.
583 (TYPE_VECTOR_OPAQUE): Use default_def_flag
585 2009-07-28 Douglas B Rupp <rupp@gnat.com>
587 * dwarf2out.c (output_file_names): Test new macro
588 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
589 (add_comp_dir_attribute): Likewise.
591 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
593 * config/i386/mingw-w64.h (LINK_SPEC): Add
594 separating space between commands.
596 2009-07-28 Jan Hubicka <jh@suse.cz>
598 PR tree-optimization/40759
599 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
602 2009-07-27 DJ Delorie <dj@redhat.com>
604 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
605 types are dword-aligned.
606 (mep_expand_va_start): Likewise.
608 2009-07-27 Olivier Hainque <hainque@adacore.com>
609 Douglas B Rupp <rupp@gnat.com>
611 * convert.c (convert_to_pointer): Don't assume the target
612 pointer type is POINTER_SIZE long. Fetch its precision instead.
614 2009-07-27 Douglas B Rupp <rupp@gnat.com>
616 * system.h (fopen): Undefine if macro.
618 2009-07-27 Jakub Jelinek <jakub@redhat.com>
620 * dwarf2out.c (output_cfi_p): Removed.
621 (output_cfis): New function.
622 (output_fde): New function, split from output_call_frame_info.
623 (output_call_frame_info): Use it.
624 (dwarf2out_switch_text_section): Use output_cfis.
626 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
628 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
629 TARGET_BI_ARCH is specified without enabling SJLJ.
630 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
631 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
633 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
635 * arm.md (negdi2): Use DImode if forcing a value into a register.
637 2009-07-26 Ira Rosen <irar@il.ibm.com>
639 PR tree-optimization/40801
640 * tree-vect-stmts.c (vectorizable_call): Get previous copy
641 of vector operand from the previous copy of vector statement.
642 Pass the correct definition type value to
643 vect_get_vec_def_for_stmt_copy().
645 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
647 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
648 const char ** conversion.
650 2009-07-25 David Daney <ddaney@caviumnetworks.com>
652 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
653 fancy_abort() if !ENABLE_ASSERT_CHECKING.
654 (gcc_unreachable): Invoke __builtin_unreachable() if
655 !ENABLE_ASSERT_CHECKING.
657 2009-07-25 David Daney <ddaney@caviumnetworks.com>
659 PR rtl-optimization/40445
660 * emit-rtl.c (next_nonnote_insn_bb): New function.
661 * rtl.h (next_nonnote_insn_bb): Declare new function.
662 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
663 with no successors that is the successor of the ENTRY_BLOCK.
664 Continue from the top after removing an empty fallthrough block.
665 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
666 of next_nonnote_insn.
668 2009-07-25 David Daney <ddaney@caviumnetworks.com>
670 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
672 2009-07-25 Martin Jambor <mjambor@suse.cz>
674 * c-common.c (c_common_attribute_table): New element for noclone.
675 (handle_noclone_attribute): New function. Forward-declare.
676 * tree-inline.c (tree_versionable_function_p): Check for noclone
678 * doc/extend.texi (Labels as Values): Document need for noclone.
679 (Function Attributes): Document noclone attribute.
681 2009-07-25 Jakub Jelinek <jakub@redhat.com>
683 PR rtl-optimization/34999
684 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
685 and dw_fde_switched_cold_to_hot fields.
686 (output_cfi_p): New function.
687 (output_call_frame_info): If fde->dw_fde_switched_sections,
688 output 2 FDEs instead of one with corrupted header.
689 (dwarf2out_do_cfi_startproc): New function.
690 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
691 and fde->dw_fde_switched_cold_to_hot.
692 (dwarf2out_switch_text_section): Compute
693 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
694 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
695 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
696 Otherwise, compute fde->dw_fde_switch_cfi.
698 2009-07-24 Cary Coutant <ccoutant@google.com>
700 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
702 2009-07-24 Cary Coutant <ccoutant@google.com>
704 * cfghooks.c (split_block): Copy discriminator to new block.
705 * tree-cfg.c (assign_discriminator): Check location of last
706 instruction in block as well as first.
708 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
710 * config/i386/linux.c: Use fputs or putc instead of fprintf
712 * config/i386/gas.h: Ditto.
713 * config/i386/x86-64.h: Ditto.
714 * config/i386/att.h: Ditto.
716 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
718 * expmed.c (emit_store_flag): Use a recursive call to optimize the
721 2009-07-24 Martin Jambor <mjambor@suse.cz>
723 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
724 (ipa_push_func_to_list_1): Declare.
725 (ipa_push_func_to_list): New function.
727 * ipa-prop.c (ipa_push_func_to_list_1): New function.
728 (ipa_init_func_list): Call ipa_push_func_to_list_1.
729 (ipa_push_func_to_list): Removed.
730 (ipa_pop_func_from_list): Clear node_enqueued flag.
732 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
734 * config/s390/s390.c (override_options): Default
735 max-unrolled-insns to 100 for z10 tuning.
737 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
739 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
740 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
741 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
742 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
743 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
744 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
745 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
747 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
749 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
750 use default set in mingw32.h header.
751 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
752 64-bit /mingw/include path.
753 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
756 2009-07-23 Neil Vachharajani <nvachhar@google.com>
758 PR rtl-optimization/40209
759 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
761 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
763 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
764 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
765 with the rest of string where appropriate. Use fputs or putc
766 instead of fprintf where appropriate.
768 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
769 Pat Haugen <pthaugen@us.ibm.com>
770 Revital Eres <ERES@il.ibm.com>
772 * config/rs6000/vector.md: New file. Move most of the vector
773 expander support here from altivec.md to allow for the VSX vector
774 unit in the future. Add support for secondary_reload patterns.
775 Rewrite the patterns for vector comparison, and vector comparison
776 predicate instructions so that the RTL expresses the desired
777 behavior, instead of using unspec.
779 * config/rs6000/constraints.md ("f" constraint): Use
780 rs6000_constraints to hold the precalculated register class.
781 ("d" constraint): Ditto.
782 ("wd" constraint): New constraint for VSX.
783 ("wf" constraint): Ditto.
784 ("ws" constraint): Ditto.
785 ("wa" constraint): Ditto.
786 ("wZ" constraint): Ditto.
787 ("j" constraint): Ditto.
789 * config/rs6000/predicates.md (vsx_register_operand): New
791 (vfloat_operand): New predicate for vector.md.
792 (vint_operand): Ditto.
793 (vlogical_operand): Ditto.
794 (easy_fp_constant): If VSX, 0.0 is an easy constant.
795 (easy_vector_constant): Add VSX support.
796 (altivec_indexed_or_indirect_operand): New predicate for
797 recognizing Altivec style memory references with AND -16.
799 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
800 for vector secondary reload support.
801 (rs6000_vector_reg_class): Delete, replacing it with
803 (rs6000_vsx_reg_class): Ditto.
804 (rs6000_constraints): New array to hold the register classes of
805 each of the register constraints that can vary at runtime.
806 (builtin_mode_to_type): New static array for builtin function type
808 (builtin_hash_table): New static hash table for builtin function
810 (TARGET_SECONDARY_RELOAD): Define target hook.
811 (TARGET_IRA_COVER_CLASSES): Ditto.
812 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
813 registers are 128 bits if VSX memory reference instructions are used.
814 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
816 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
817 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
818 Print several of the scheduling related parameters.
819 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
820 rs6000_constraints instead of rs6000_vector_reg_class. Move
821 -mdebug=reg code to rs6000_debug_reg_global. Add support for
822 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
823 Altivec. Add VSX support. Setup for secondary reload support on
824 Altivec/VSX registers.
825 (rs6000_override_options): Make power7 set the scheduling groups
826 like the power5. Add support for new debug switches to override
827 the scheduling defaults. Temporarily disable -mcpu=power7 from
828 setting -mvsx. Add support for debug switches -malways-hint,
829 -msched-groups, and -malign-branch-targets.
830 (rs6000_buitlin_conversion): Add support for returning unsigned
831 vector conversion functions to fix regressions due to stricter
833 (rs6000_builtin_mul_widen_even): Ditto.
834 (rs6000_builtin_mul_widen_odd): Ditto.
835 (rs6000_builtin_vec_perm): Ditto.
836 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
837 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
839 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
841 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
842 VSX types for bit operations. Changes to accomidate vector.md.
845 (struct builtin_description_predicates): Rewrite predicate
846 handling so that RTL describes the operation, instead of passing
847 the instruction to be used as a string argument.
848 (bdesc_altivec_preds): Ditto.
849 (altivec_expand_predicate_builtin): Ditto.
850 (altivec_expand_builtin): Ditto.
851 (rs6000_expand_ternop_builtin): Use a switch instead of an if
852 statement for vsldoi support.
853 (altivec_expand_ld_builtin): Change to use new names from vector.md.
854 (altivec_expand_st_builtin): Ditto.
855 (paired_expand_builtin): Whitespace changes.
856 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
857 builtin_mode_to_type table for secondary reload. Call
858 builtin_function_type to build random builtin functions.
859 (altivec_init_builtins): Change to use builtin_function_type to
860 create builtin function types dynamically as we need them.
861 (builtin_hash_function): New support for hashing the tree types
862 for builtin function as we need it, rather than trying to build
863 all of the trees that we need. Add initial preliminary VSX support.
864 (builtin_function_type): Ditto.
865 (builtin_function_eq): Ditto.
866 (builtin_hash_struct): Ditto.
867 (rs6000_init_builtins): Ditto.
868 (rs6000_common_init_builtins): Ditto.
869 (altivec_init_builtins): Ditto.
870 (rs6000_common_init_builtins): Ditto.
871 (enum reload_reg_type): New enum for simplifing reg classes.
872 (rs6000_reload_register_type): Simplify register classes into GPR,
873 Vector, and other registers. Altivec and VSX addresses in reload.
874 (rs6000_secondary_reload_inner): Ditto.
875 (rs6000_ira_cover_classes): New target hook, that returns the
876 appropriate cover classes, based on -mvsx being used or not.
877 (rs6000_secondary_reload_class): Add VSX support.
878 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
879 (get_vsel_insn): Ditto.
880 (rs6000_emit_vector_compare): Rewrite vector conditional support
881 so that where we can, we use RTL operators, instead of blindly use
883 (rs6000_emit_vector_select): Ditto.
884 (rs6000_emit_vector_cond_expr): Ditto.
885 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
886 (create_TOC_reference): Add -mdebug=addr support.
887 (emit_frame_save): VSX loads/stores need register indexed addressing.
889 * config/rs6000/rs6000.md: Include vector.md.
891 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
893 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
894 support for V2DI, V2DF in logical, permute, select operations.
896 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
897 switch for vsx/power7.
898 (-mvsx-scalar-memory): Ditto.
899 (-mvsx-align-128): Ditto.
900 (-mallow-movmisalign): Ditto.
901 (-mallow-df-permute): Ditto.
902 (-msched-groups): Ditto.
903 (-malways-hint): Ditto.
904 (-malign-branch-targets): Ditto.
906 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
908 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
909 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
910 (rs6000_vector_reg_class): Delete.
911 (rs6000_vsx_reg_class): Ditto.
912 (enum rs6000_reg_class_enum): New enum for the constraints that
913 vary based on target switches.
914 (rs6000_constraints): New array to hold the register class for all
915 of the register constraints that vary based on the switches used.
916 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
917 (enum rs6000_builtins): Add unsigned varients for the builtin
918 declarations returned by target hooks for expanding multiplies,
919 select, and permute operations. Add VSX builtins.
920 (enum rs6000_builtin_type_index): Add entries for VSX.
921 (V2DI_type_node): Ditto.
922 (V2DF_type_node): Ditto.
923 (unsigned_V2DI_type_node): Ditto.
924 (bool_long_type_node): Ditto.
925 (intDI_type_internal_node): Ditto.
926 (uintDI_type_internal_node): Ditto.
927 (double_type_internal_node): Ditto.
929 * config/rs6000/altivec.md (whole file): Move all expanders to
930 vector.md from altivec.md. Rename insn matching functions to be
932 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
933 (altivec_vcmp*): Ditto.
934 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
935 (VM): New iterator for moves that includes the VSX types.
936 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
937 (altivec_vperm_<mode>_uns): New, for unsigned types.
938 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
939 (altivec_eq<mode>): Ditto.
940 (altivec_gt<mode>): Ditto.
941 (altivec_gtu<mode>): Ditto.
942 (altivec_eqv4sf): Ditto.
943 (altivec_gev4sf): Ditto.
944 (altivec_gtv4sf): Ditto.
945 (altivec_vcmpbfp_p): Ditto.
947 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
949 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
952 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
955 * config/i386/i386.c (output_387_ffreep): Rewrite to use
956 ASM_SHORT instead of .word.
957 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
958 instead of .word in asm template.
960 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
963 * ira-lives.c (bb_has_abnormal_call_pred): New function.
964 (process_bb_node_lives): Use it.
966 * ira.c (setup_cover_and_important_classes): Don't setup
967 ira_important_class_nums. Add cover classes to the end of
969 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
971 (find_reg_class_closure): Use reorder_important_classes.
973 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
975 * config/i386/i386.c (i386_ira_cover_classes): New function.
976 (TARGET_IRA_COVER_CLASSES): Redefine.
978 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
979 importance of order of cover classes in the array.
981 2009-07-22 Diego Novillo <dnovillo@google.com>
983 * tree-pass.h (TDF_EH): Define.
984 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
985 contains TDF_EH, print the EH region number holding GS.
986 * tree-dump.c (dump_options): Add "eh".
987 * doc/invoke.texi: Document it.
989 2009-07-22 Doug Kwan <dougkwan@google.com>
991 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
993 2009-07-22 Michael Matz <matz@suse.de>
995 PR tree-optimization/35229
996 PR tree-optimization/39300
998 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
999 (inhibit_phi_insertion): New function.
1000 (insert_into_preds_of_block): Call it for REFERENCEs.
1001 (init_pre): Initialize and finalize scalar evolutions.
1002 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
1004 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
1006 * config/i386/predicates.md (zero_extended_scalar_load_operand):
1007 Use CONST_VECTOR_NUNITS to determine number of elements.
1009 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
1011 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
1012 (U, W): Constraints are now deprecated and will be removed if we
1014 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
1016 ("prefetch"): Add the stcmh instruction for prefetching.
1017 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
1019 (s390_short_displacement): Return always true if compiling for
1020 machines not providing the long displacement facility.
1021 (s390_mem_constraint): Support the new constraint letter Z.
1022 (s390_check_qrst_address): New function.
1024 2009-07-21 DJ Delorie <dj@redhat.com>
1026 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
1029 2009-07-21 Jason Merrill <jason@redhat.com>
1031 * c-common.c (max_tinst_depth): Increase default to 1024.
1033 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
1035 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
1036 (vec_unpacku_float_lo_v4si): Ditto.
1038 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
1041 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
1042 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
1043 (builtin_description): Add __builtin_ia32_cvtudq2ps.
1044 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
1046 2009-07-21 Jakub Jelinek <jakub@redhat.com>
1048 PR tree-optimization/40813
1049 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
1052 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
1054 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
1055 with a NOP_EXPR if needed.
1057 2009-07-21 Paul Brook <paul@codesourcery.com>
1059 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
1060 Terminate debug dump with newline.
1062 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1064 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
1065 Cast "1" to unsigned HOST_WIDE_INT.
1066 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
1067 deposit length to the maximum length - lsb. Extend length if
1068 HOST_BITS_PER_WIDE_INT is 32.
1070 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
1072 * cgraph.h (constant_pool_htab): New function.
1073 (constant_descriptor_tree): Move from varasm.c.
1074 * varasm.c (constant_pool_htab): New function.
1075 (constant_descriptor_tree): Move to cgraph.h.
1077 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
1079 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
1081 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
1083 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
1086 2009-07-20 Xinliang David Li <davidxl@google.com>
1088 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
1090 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
1092 * config/mips/mips.md (move_type): Add arith.
1093 (type): Handle arith.
1094 (zero_extendsidi2): Rename this into ...
1095 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
1096 (zero_extendsidi2): New expander.
1097 (*zero_extendsidi2_dext): New pattern.
1099 2009-07-20 Nick Clifton <nickc@redhat.com>
1101 * config.gcc (mips64-*-*): Add definition of tm_defines in order
1102 to set MIPS_ABI_DEFAULT.
1103 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
1105 2009-07-20 Jakub Jelinek <jakub@redhat.com>
1107 * tree-object-size.c (addr_object_size): Handle unions with
1108 array in it as last field of structs in __bos (, 1) as __bos (, 0).
1110 PR tree-optimization/40792
1111 * tree.c (build_function_type_skip_args): Remove bogus assert.
1113 2009-07-20 Jan Hubicka <jh@suse.cz>
1114 Martin Jambor <mjambor@suse.cz>
1116 * cgraph.h (combined_args_to_skip): New field.
1117 * cgraph.c (cgraph_create_virtual_clone): Properly handle
1118 combined_args_to_skip and args_to_skip.
1119 * tree-inline.c (update_clone_info): New function.
1120 (tree_function_versioning): Call update_clone_info.
1121 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
1123 (cgraph_materialize_all_clones): More extensive dumping, working
1124 with combined_args_to_skip rather than args_to_skip.
1126 2009-07-20 Ira Rosen <irar@il.ibm.com>
1128 * tree-vectorizer.h (vectorizable_condition): Add parameters.
1129 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
1130 (get_initial_def_for_reduction): Likewise.
1131 (vectorizable_reduction): Skip the check of first operand in case
1132 of COND_EXPR. Add check that it is outer loop vectorization if
1133 nested cycle was detected. Call vectorizable_condition() for
1134 COND_EXPR. If reduction epilogue cannot be created do not fail for
1135 nested cycles (if it is not double reduction). Assert that there
1136 is only one type in the loop in case of COND_EXPR. Call
1137 vectorizable_condition() to vectorize COND_EXPR.
1138 * tree-vect-stmts.c (vectorizable_condition): Update comment.
1139 Add parameters. Allow nested cycles if called from
1140 vectorizable_reduction(). Use reduction vector variable if provided.
1141 (vect_analyze_stmt): Call vectorizable_reduction() before
1142 vectorizable_condition().
1143 (vect_transform_stmt): Update call to vectorizable_condition().
1145 2009-07-20 Christian Bruel <christian.bruel@st.com>
1147 * config/sh/sh.opt (-mfmovd): Resurrect and document.
1148 * doc/invoke.texi (-mfmovd): Likewise.
1149 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
1151 2009-07-20 Jan Hubicka <jh@suse.cz>
1153 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
1154 when handling SSA name.
1156 2009-07-19 Jan Hubicka <jh@suse.cz>
1158 PR tree-optimization/40676
1159 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
1160 virtual PHIs in empty BBs.
1162 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
1164 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
1165 re-expanded the compound use gen_lowpart instead to convert to the
1168 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
1170 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
1171 OUTER_CONST arguments.
1172 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
1173 the new wider mode will be masked off.
1174 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
1176 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
1178 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
1179 high-order bits are zero.
1181 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
1183 * combine.c (simplify_shift_const_1): Split code to determine
1185 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
1186 new bits shifted in are identical to the old sign bit.
1188 2009-07-18 Richard Guenther <rguenther@suse.de>
1191 * gimplify.c (gimplify_call_expr): Reject code using results from
1192 functions returning void.
1194 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
1196 * doc/md.texi: Document the new PowerPC "es" constraint.
1197 Document that "m" can include automodified addresses on this target,
1198 and explain how %U must be used. Extend the "Q" and "Z" documentation
1199 to suggest "es" as well as "m".
1200 * config/rs6000/constraints.md (es): New memory constraint.
1201 (Q, Z): Update strings to match new documentation.
1203 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
1205 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
1206 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
1207 * config/rs6000/predicates.md (volatile_mem_operand): Use
1208 offsettable_nonstrict_memref_p.
1209 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
1210 (*floatunssidf2_internal): Likewise.
1211 (*fix_truncdfsi2_internal): Likewise.
1212 (*fix_trunctfsi2_internal): Likewise.
1214 2009-07-17 Anatoly Sokolov <aesok@post.ru>
1216 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
1218 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1220 2009-07-17 Richard Guenther <rguenther@suse.de>
1223 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
1224 (pass_warn_unused_result): Likewise.
1225 (TODO_set_props): Remove.
1226 * omp-low.c (diagnose_omp_structured_block_errors): Change to
1228 (pass_diagnose_omp_blocks): Define.
1229 * c-decl.c (pop_file_scope): Do not finalize the CU here.
1230 (c_gimple_diagnostics_recursively): Remove.
1231 (finish_function): Do not call it.
1232 (c_write_global_declarations): Continue after errors.
1233 Finalize the CU here.
1234 * c-gimplify.c (c_genericize): Do not gimplify here.
1235 * c-common.c (c_warn_unused_result): Move ...
1236 * tree-cfg.c (do_warn_unused_result): ... here.
1237 (run_warn_unused_result): New function.
1238 (gate_warn_unused_result): New function.
1239 (pass_warn_unused_result): New pass.
1240 * c-common.h (c_warn_unused_result): Remove.
1241 * flags.h (flag_warn_unused_result): Declare.
1242 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
1243 * opts.c (flag_warn_unused_result): Initialize to false.
1244 * toplev.c (compile_file): Add comment.
1245 * omp-low.c (create_omp_child_function): Do not register
1246 the function with the frontend.
1247 (diagnose_omp_structured_block_errors): Prepare to be
1248 called as optimization pass.
1249 (gate_diagnose_omp_blocks): New function.
1250 (pass_diagnose_omp_blocks): New pass.
1251 * cgraph.h (cgraph_optimize): Remove.
1252 (cgraph_analyze_function): Likewise.
1253 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
1254 * cgraphunit.c (cgraph_lower_function): Lower nested functions
1255 before their parents here.
1256 (cgraph_finalize_function): Not here.
1257 (cgraph_analyze_function): Gimplify functions here.
1258 (cgraph_finalize_compilation_unit): Continue after errors.
1259 Optimize the callgraph from here.
1260 (cgraph_optimize): Make static.
1261 * langhooks.c (write_global_declarations): Finalize the CU.
1262 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
1263 (gimplify_function_tree): Assert we gimplify only once.
1264 Set PROP_gimple_any property.
1265 * tree-nested.c (gimplify_all_functions): New function.
1266 (lower_nested_functions): Gimplify all nested functions.
1267 * gimple.h (diagnose_omp_structured_block_errors): Remove.
1268 * passes.c (init_optimization_passes): Add pass_warn_unused_result
1269 and pass_diagnose_omp_blocks after gimplification. Do not
1270 set TODO_set_props on all_lowering_passes.
1271 (execute_one_pass): Do not handle TODO_set_props.
1272 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
1273 (gimplify.o): Add tree-pass.h dependency.
1274 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
1275 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
1276 (unsave_r): Likewise.
1277 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
1280 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
1282 * doc/service.texi (Service): Restore previously removed link,
1283 which isn't broken after all.
1285 2009-07-17 Richard Guenther <rguenther@suse.de>
1287 PR tree-optimization/40321
1288 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
1289 PHI nodes to the maximal set.
1290 (make_values_for_phi): Add PHI arguments to the maximal set.
1291 (execute_pre): Dump PHI_GEN and the maximal set.
1293 2009-07-17 Jakub Jelinek <jakub@redhat.com>
1296 * gimplify.c (gimplify_conversion): Don't change non-conversions into
1299 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
1301 * doc/extend.texi (Nested Functions): Replace broken link with
1303 * doc/service.texi (Service): Remove broken link.
1305 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
1308 * builtins.c (expand_builtin_memcmp): Use loc instead of
1309 EXPR_LOCATION (exp).
1310 (expand_builtin_strncmp): Likewise.
1312 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
1313 Manuel López-Ibáñez <manu@gcc.gnu.org>
1316 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
1317 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
1318 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
1319 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
1320 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
1321 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
1322 tree-inline.c, c-common.c, c-common.h, gimple.c,
1323 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
1324 convert.c: Add location argument to fold_{unary,binary,ternary},
1325 fold_build[123], build_call_expr, build_size_arg,
1326 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
1327 fold_build1_initializer, fold_build2_initializer,
1328 fold_build3_initializer, fold_build_call_array,
1329 fold_build_call_array_initializer, fold_single_bit_test,
1330 omit_one_operand, omit_two_operands, invert_truthvalue,
1331 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
1332 combine_comparisons, fold_builtin_*, fold_call_expr,
1333 build_range_check, maybe_fold_offset_to_address, round_up,
1336 2009-07-16 Jason Merrill <jason@redhat.com>
1339 * c-common.c (c_common_reswords): Add __is_standard_layout
1341 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
1342 * doc/implement-cxx.texi: New.
1343 * doc/gcc.texi: Include it.
1345 2009-07-16 DJ Delorie <dj@redhat.com>
1347 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
1348 compares that may be indirectly affected by previous instructions.
1350 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1352 * builtins.c (do_mpc_arg2): New.
1353 (fold_builtin_2): Fold builtin cpow.
1354 * real.h (HAVE_mpc_pow): New.
1356 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
1358 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
1359 comparison to skip unprofitable schedule
1361 2009-07-16 Simon Baldwin <simonb@google.com>
1363 * gcc.c (option_map): New flag -no-canonical-prefixes.
1364 * (display_help): Print help text for new flag.
1365 * (process_command): Move options translation and language specifics
1366 and handle new flag early. Use it to set a function pointer to a
1367 prefix builder. Replace make_relative_prefix calls with calls to
1368 the function pointed to. Ignore new flag in regular options handling.
1369 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
1371 2009-07-15 DJ Delorie <dj@redhat.com>
1373 * config/mep/mep.md (sibcall_internal): Change register to avoid
1375 (sibcall_value_internal): Likewise.
1377 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
1379 PR rtl-optimization/40710
1380 * resource.c (mark_target_live_regs): Reset DF problem to LR.
1382 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
1384 * config/mips/mips.md (*extenddi_truncate<mode>,
1385 *extendsi_truncate<mode>): Change type attribute to move_type
1386 with shift_shift. Split out code handling exts from here ...
1387 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
1389 (*extendhi_truncateqi): Change type attribute to move_type with
1390 shift_shift. Split out code handling exts from here ...
1391 (*extendhi_truncateqi_exts): ... to this new pattern.
1393 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
1395 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
1396 instead of "and" with inverted sign bit mask value. Use
1397 "nonimmediate_operand" for operand 1 and operand 2 predicate.
1398 Allocate registers only for operand 4 and operand 5.
1400 2009-07-15 Jakub Jelinek <jakub@redhat.com>
1403 * fold-const.c (fold_cond_expr_with_comparison): When folding
1404 < and <= to MIN, make sure the MIN uses the same type as the
1405 comparison's operands.
1407 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
1409 * arm.md (ior_xor): New code iterator.
1410 (split for ior/xor with shift and zero-extend): New split pattern.
1411 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
1413 2009-07-15 Richard Guenther <rguenther@suse.de>
1415 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
1418 2009-07-15 Richard Guenther <rguenther@suse.de>
1421 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
1423 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
1425 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
1426 handle 2.6.30 kernel.
1428 2009-07-15 DJ Delorie <dj@redhat.com>
1430 * config/mep/mep.md (sibcall_internal): Change register to allow
1431 for 24-bit addresses.
1432 (sibcall_value_internal): Likewise.
1434 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
1436 * doc/invoke.texi: Added descriptions of the scheduling heuristics
1437 that are enabled/disabled by the flags introduced by a previous patch.
1439 2009-07-14 DJ Delorie <dj@redhat.com>
1441 * config/mep/mep.md (sibcall_internal): Include non-toggling
1443 (sibcall_value_internal): Likewise.
1445 2009-07-14 Taras Glek <tglek@mozilla.com>
1446 Rafael Espindola <espindola@google.com>
1448 * doc/sourcebuild.texi: Document install-plugin target.
1449 * configure.ac: Added install-plugin target to language makefiles.
1450 * configure: Regenerate.
1451 * Makefile.in: (install-plugin): Install more headers,
1452 depend on lang.install-plugin.
1454 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
1456 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
1459 2009-07-14 DJ Delorie <dj@redhat.com>
1461 * config/mep/mep.c (mep_vliw_jmp_match): New function.
1462 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
1463 * config/mep/mep.md (sibcall_internal): Change test from
1464 mep_vliw_mode_match to mep_vliw_jmp_match.
1465 (sibcall_value_internal): Likewise.
1467 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
1469 * config/i386/sse.md (copysign<mode>3): New expander.
1470 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
1471 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
1472 Use ix86_build_const_vector.
1473 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
1474 IX86_BUILTIN_CPYSGNPD.
1475 (builtin_description): Add __builtin_ia32_copysignps and
1476 __builtin_ia32_copysignpd.
1477 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
1478 and BUILT_IN_COPYSIGNF.
1480 2009-07-13 Jason Merrill <jason@redhat.com>
1482 * builtins.c (can_trust_pointer_alignment): New fn.
1483 (get_pointer_alignment): Factor it out from here.
1484 * tree.h: Declare it.
1486 2009-07-14 David Edelsohn <edelsohn@gnu.org>
1488 * config/rs6000/predicates.md (offsettable_mem_operand): Test
1491 2009-07-14 Dodji Seketeli <dodji@redhat.com>
1495 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
1497 2009-07-14 Richard Guenther <rguenther@suse.de>
1498 Andrey Belevantsev <abel@ispras.ru>
1501 * cfgexpand.c (partition_stack_vars): Do not bother to update
1502 alias information when not optimizing.
1504 2009-07-14 Richard Guenther <rguenther@suse.de>
1505 Andrey Belevantsev <abel@ispras.ru>
1507 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
1508 (pt_solution_set): Likewise.
1509 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
1510 * tree-ssa-structalias.c (pt_solution_set): New function.
1511 * final.c (rest_of_clean_state): Free SSA data structures.
1512 * print-rtl.c (print_decl_name): Remove.
1513 (print_mem_expr): Implement in terms of print_generic_expr.
1514 * alias.c (ao_ref_from_mem): New function.
1515 (rtx_refs_may_alias_p): Likewise.
1516 (true_dependence): Query alias-export info.
1517 (canon_true_dependence): Likewise.
1518 (write_dependence_p): Likewise.
1519 * tree-dfa.c (get_ref_base_and_extent): For void types leave
1521 * emit-rtl.c (component_ref_for_mem_expr): Remove.
1522 (mem_expr_equal_p): Use operand_equal_p.
1523 (set_mem_attributes_minus_bitpos): Do not use
1524 component_ref_for_mem_expr.
1525 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
1526 (update_alias_info_with_stack_vars): Likewise.
1527 (partition_stack_vars): Call update_alias_info_with_stack_vars.
1528 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
1529 explicitly nor clear stmt operands.
1530 Free the decl-to-pointer map.
1531 * tree-optimize.c (execute_free_datastructures): Do not free
1532 SSA data structures here.
1533 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
1534 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
1535 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
1537 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
1539 2009-07-13 DJ Delorie <dj@redhat.com>
1541 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
1542 unrolling at the right iteration count.
1544 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
1547 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
1549 * haifa-sched.c (rank_for_schedule): Introduced flags to
1550 enable/disable individual scheduling heuristics.
1551 * common.opt: Introduced flags to enable/disable individual
1552 heuristics in the scheduler.
1553 * doc/invoke.texi: Introduced flags to enable/disable individual
1554 heuristics in the scheduler.
1556 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
1558 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
1559 config/i386/mingw-tls.c.
1560 * config/i386/mingw-tls.c: Removed.
1562 2009-07-13 Ira Rosen <irar@il.ibm.com>
1564 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
1565 checks access only relevant statements.
1566 (vectorizable_reduction): Likewise.
1568 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
1570 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
1571 just for 32-bit case.
1573 2009-07-12 Jan Hubicka <jh@suse.cz>
1575 PR tree-optimization/40585
1576 * except.c (expand_resx_expr): When there already is resume
1577 instruction, produce linked list.
1578 (build_post_landing_pads): Assert that resume is empty.
1579 (connect_post_landing_pads): Handle resume lists.
1580 (dump_eh_tree): Dump resume list.
1582 2009-07-12 Ira Rosen <irar@il.ibm.com>
1584 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
1585 with additional argument.
1586 * tree-vectorizer.h (enum vect_def_type): Add
1587 vect_double_reduction_def.
1588 (vect_is_simple_reduction): Add argument.
1589 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
1591 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
1592 vect_is_simple_reduction with additional argument.
1593 (vect_analyze_loop_operations): Handle exit phi nodes in case of
1595 (reduction_code_for_scalar_code): Handle additional codes by
1596 returning ERROR_MARK for them. Fix comment and indentation.
1597 (vect_is_simple_reduction): Fix comment, add argument to specify
1598 double reduction. Detect double reduction.
1599 (get_initial_def_for_induction): Fix indentation.
1600 (get_initial_def_for_reduction): Fix comment and indentation.
1601 Handle double reduction. Create initial definitions that do not
1602 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
1603 (vect_create_epilog_for_reduction): Fix comment, add argument to
1604 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
1605 epilogue result extraction. Create double reduction phi node and
1606 replace relevant uses.
1607 (vectorizable_reduction): Call vect_is_simple_reduction with
1608 additional argument. Fix indentation. Update epilogue code treatment
1609 according to the changes in reduction_code_for_scalar_code. Check
1610 for double reduction. Call vect_create_epilog_for_reduction with
1611 additional argument.
1612 * tree-vect-stmts.c (process_use): Handle double reduction, update
1614 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
1615 (vect_get_vec_def_for_operand): Likewise.
1617 2009-07-12 Danny Smith <dansmister@gmail.com>
1619 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
1620 dllexport if !TREE_PUBLIC.
1621 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
1623 2009-07-11 Anatoly Sokolov <aesok@post.ru>
1625 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
1626 (avr_extra_arch_macro) Remove declatation.
1627 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
1628 (avr_extra_arch_macro) Declare as static.
1629 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
1631 2009-07-11 Jan Hubicka <jh@suse.cz>
1634 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
1636 2009-07-11 Jakub Jelinek <jakub@redhat.com>
1639 * dwarf2out.c (dw_fde_struct): Add in_std_section and
1640 cold_in_std_section bits.
1641 (dwarf2out_begin_prologue): Initialize them.
1642 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
1643 if already covered by text_section or cold_text_section range.
1645 PR rtl-optimization/40667
1646 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
1647 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
1648 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
1649 * config/i386/i386.c (ix86_minimum_alignment): New function.
1650 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
1651 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
1652 * emit-rtl.c (gen_reg_rtx): Likewise.
1653 * function.c (assign_parms): Likewise. If nominal_type needs
1654 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
1655 rather than passed_type's alignment.
1658 * function.c (assign_parm_setup_stack): Adjust
1659 MEM_OFFSET (data->stack_parm) if promoted_mode is different
1660 from nominal_mode on big endian.
1662 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
1664 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
1666 2009-07-10 DJ Delorie <dj@redhat.com>
1668 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
1670 2009-07-10 Mark Mitchell <mark@codesourcery.com>
1672 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
1674 (thumb2_cbnz): Likewise.
1676 2009-07-10 David Daney <ddaney@caviumnetworks.com>
1679 * config.gcc (supported_defaults): Add synci.
1680 (with_synci): Add validation.
1681 (all_defaults): Add synci.
1682 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
1685 * config/mips/mips.opt (msynci): New option.
1686 * config/mips/mips.c (mips_override_options): Warn on use of
1687 -msynci for targets that do now support it.
1688 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
1690 * gcc/doc/invoke.texi (-msynci): Document the new option.
1691 * doc/install.texi (--with-synci): Document the new option.
1693 2009-07-10 Richard Guenther <rguenther@suse.de>
1695 PR tree-optimization/40496
1696 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
1697 the PHI result with a compatible type.
1699 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
1703 * c.opt (Wunused-result): New.
1704 * doc/invoke.texi: Document it.
1705 * c-common.c (c_warn_unused_result): Use it.
1707 2009-07-09 DJ Delorie <dj@redhat.com>
1709 * targhooks.c (default_target_can_inline_p): Rename from
1710 default_target_option_can_inline_p.
1711 * targhooks.h (default_target_can_inline_p): Likewise.
1712 * target-def.h (TARGET_CAN_INLINE_P): Rename from
1713 TARGET_OPTION_CAN_INLINE_P.
1714 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
1715 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
1716 (mep_target_can_inline_p): Rename from
1717 mep_target_option_can_inline_p.
1720 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
1721 registers used to pass vectors.
1723 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
1725 2009-07-09 Tom Tromey <tromey@redhat.com>
1727 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
1728 * config/mmix/mmix.c: Include dwarf2.h.
1729 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
1730 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
1731 * config/sh/sh.c: Include dwarf2.h.
1732 * config/i386/i386.c: Include dwarf2.h.
1733 * Makefile.in (DWARF2_H): Remove 'elf'.
1734 * except.c: Include dwarf2.h.
1735 * unwind-dw2.c: Include dwarf2.h.
1736 * dwarf2out.c: Include dwarf2.h.
1737 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
1738 * unwind-dw2-fde.c: Include dwarf2.h.
1739 * dwarf2asm.c: Include dwarf2.h.
1741 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
1743 * haifa-sched.c (insn_finishes_cycle_p): New static function.
1744 (max_issue): Use it.
1745 * sched-int.h (struct sched_info: insn_finishes_block_p): New
1747 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
1748 (region_sched_info): Update.
1749 * sched-ebb.c (ebb_sched_info): Update.
1750 * modulo-sched.c (sms_sched_info): Update.
1751 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
1753 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
1755 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
1757 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
1759 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
1761 2009-07-09 Jakub Jelinek <jakub@redhat.com>
1764 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
1765 arg1 with arg01 if arg1 is already INTEGER_CST.
1767 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
1769 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
1770 Transform (and (truncate)) into (truncate (and)).
1772 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
1774 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
1775 creating LHS paradoxical subregs. Fix surrounding returns to
1776 use NULL_RTX rather than 0.
1778 2009-07-08 DJ Delorie <dj@redhat.com>
1780 * config/mep/mep.c: (mep_option_can_inline_p): New.
1781 (TARGET_OPTION_CAN_INLINE_P): Define.
1783 2009-07-08 Mark Wielaard <mjw@redhat.com>
1786 * dwarf2out.c (add_data_member_location_attribute): When we have
1787 only a constant offset don't emit a new location description using
1788 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
1791 2009-07-08 Richard Henderson <rth@redhat.com>
1794 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
1795 (enum reg_class): Add CLOBBERED_REGS.
1796 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
1797 * config/i386/i386.c (ix86_conditional_register_usage): Moved
1798 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
1799 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
1800 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
1801 force 64-bit sibcalls into R11.
1802 * config/i386/constraints.md (U): New constraint.
1803 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
1804 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
1805 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
1807 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
1809 * basic-block.h (dump_regset, debug_regset): Remove duplicate
1811 * c-objc-common.h (c_initialize_diagnostics): Ditto.
1812 * ebitmap.h (dump_ebitmap): Ditto.
1813 * optabs.h (optab_libfunc): Ditto.
1814 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
1815 * tree-flow.h (vect_can_force_dr_alignment_p,
1816 get_vectype_for_scalar_type): Ditto.
1817 (vectorize_loops): Move prototype to ...
1818 * tree-vectorizer.h: ... here. Also, adjust comment.
1819 (vect_set_verbosity_level): Remove duplicate prototype.
1820 * tree-ssa-loop.c: Include tree-vectorizer.h.
1821 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
1823 2009-07-08 Nick Clifton <nickc@redhat.com>
1825 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
1828 2009-07-08 DJ Delorie <dj@redhat.com>
1830 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
1831 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
1832 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
1834 * config/mep/intrinsics.md: Regenerated.
1835 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
1836 registers when asm() or calls are detected.
1838 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
1841 * gimplify.c (gimplify_expr): Propagate no_warning flag when
1843 * gimple (gimple_build_call_from_tree): Likewise.
1844 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
1845 no_warning flag before warning.
1847 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1849 * tree.c (set_expr_locus): Remove.
1850 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
1851 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
1853 * gimplify.c (internal_get_tmp_var): Likewise.
1854 (gimplify_call_expr): Likewise.
1855 (gimplify_one_sizepos): Likewise.
1857 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
1860 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
1861 to variables for debugging purposes.
1863 2009-06-23 Mark Loeser <mark@halcy0n.com>
1866 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
1868 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1870 * pretty-print.c (pp_base_format): Remove %J.
1871 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
1872 gcc_cxxdiag_char_table): Likewise.
1873 (init_dynamic_diag_info): Likewise.
1875 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1877 * pretty-print.c (pp_base_format): Remove %H.
1878 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
1879 gcc_cxxdiag_char_table): Likewise.
1880 (init_dynamic_diag_info): Likewise.
1881 * config/mep/mep.c (mep_select_section): Likewise.
1883 2009-07-07 Duncan Sands <baldrick@free.fr>
1885 * final.c (pass_clean_state): Give the pass a name.
1886 * passes.c (pass_rest_of_compilation): Likewise.
1887 * tree-optimize.c (pass_all_optimizations): Likewise.
1889 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
1891 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
1892 an extra 'decl' for error_at.
1894 2009-07-07 Jakub Jelinek <jakub@redhat.com>
1897 * tree-tailcall.c (adjust_return_value_with_ops,
1898 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
1899 if it has complex or vector type.
1901 2009-07-07 Olivier Hainque <hainque@adacore.com>
1903 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
1906 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
1908 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
1910 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1912 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
1913 * c-decl.c: Likewise.
1914 * function.c: Likewise.
1915 * varasm.c: Likewise.
1916 * tree-ssa.c: Likewise.
1917 * c-common.c: Likewise.
1918 * tree-cfg.c: Likewise.
1919 * config/spu/spu.c: Likewise.
1920 * config/ia64/ia64.c: Likewise.
1921 * config/v850/v850.c: Likewise.
1923 2009-07-06 DJ Delorie <dj@redhat.com>
1925 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
1926 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
1927 unspecified accesses to control registers.
1928 * config/mep/intrinsics.md: Regenerate.
1929 * config/mep/intrinsics.h: Regenerate.
1930 * config/mep/mep-intrin.h: Regenerate.
1932 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1934 * c-lex.c: Replace %H by an explicit location. Update all calls.
1935 * c-common.c: Likewise.
1936 * c-decl.c: Likewise.
1937 * c-typeck.c: Likewise.
1938 * fold-const.c: Likewise.
1939 * gimplify.c: Likewise.
1941 * tree-cfg.c: Likewise.
1942 * tree-ssa-loop-niter.c: Likewise.
1943 * tree-vrp.c: Likewise.
1944 * value-prof.c: Likewise.
1946 2009-07-06 Diego Novillo <dnovillo@google.com>
1948 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
1949 if it has one. Handle cases where VAR does not have an
1950 annotation or cfun is NULL.
1952 2009-07-06 Diego Novillo <dnovillo@google.com>
1954 * tree.c: Include debug.h.
1955 (initialize_tree_contains_struct): New.
1956 (init_ttree): Call it.
1957 (tree_node_structure_for_code): Factor out of ...
1958 (tree_node_structure): ... here.
1959 * treestruct.def (TS_PHI_NODE): Remove.
1960 (TS_GIMPLE_STATEMENT): Remove.
1962 2009-07-06 Diego Novillo <dnovillo@google.com>
1964 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
1965 (debug_tree_chain): Handle cycles.
1967 2009-07-06 Nick Clifton <nickc@redhat.com>
1968 DJ Delorie <dj@redhat.com>
1970 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
1971 __FMOVD_ENABLED__ is defined.
1973 (TARGET_FMOVD): Provide a default definition.
1974 (MASK_FMOVD): Likewise.
1975 (TARGET_CPU_CPP_BUILTINS): Define
1976 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
1977 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
1978 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
1979 (split for DF load from memory into register): Also handle
1980 MEMs which consist of REG+DISP addressing.
1981 (split for DF store from register to memory): Likewise.
1982 (movsf_ie): Always use single fp_mode.
1983 * config/sh/sh.c (sh_override_options): Do not automatically
1984 enable TARGET_MOVD for the SH2A when supporting doubles - leave
1985 that to the -mfmovd command line switch.
1986 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
1987 (fldi_ok): Always allow.
1988 * config/sh/sh.opt (mfmovd): Remove this switch.
1989 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
1991 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
1992 Kaz Kojima <kkojima@gcc.gnu.org>
1994 PR rtl-optimization/30807
1995 * postreload.c (reload_combine): For every new use of REG_SUM,
1996 record the use of BASE.
1998 2009-07-06 Jan Hubicka <jh@suse.cz>
2000 * params.def: Revert my accidental commit at 2009-06-30.
2002 2009-07-04 Ian Lance Taylor <iant@google.com>
2005 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
2007 (mingw_format_attribute_overrides): Likewise.
2009 2009-07-04 Jakub Jelinek <jakub@redhat.com>
2012 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
2013 don't check cfa.reg. Instead of cfa.indirect use
2014 fde && fde->drap_reg != INVALID_REGNUM test.
2016 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
2018 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
2020 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
2023 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
2025 2009-07-03 Richard Guenther <rguenther@suse.de>
2027 PR tree-optimization/40640
2028 * tree-switch-conversion.c (build_arrays): Perform arithmetic
2031 2009-07-03 Jan Hubicka <jh@suse.cz>
2033 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
2034 for size, reduce amount of inlining.
2036 2009-07-03 Richard Guenther <rguenther@suse.de>
2039 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
2040 if t +- x is known to not overflow and the conversion widens the
2042 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
2044 2009-07-03 Jan Hubicka <jh@suse.cz>
2046 * ipa-pure-const.c (analyze): Update loop optimizer init.
2047 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
2048 try_remove_empty_loop, remove_empty_loops): Remove.
2049 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
2050 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
2051 to mark regular loops as neccesary.
2052 (degenerate_phi_p): New function.
2053 (propagate_necessity, remove_dead_phis): Use it.
2054 (forward_edge_to_pdom): Likewise.
2055 (eliminate_unnecessary_stmts): Take care to remove uses of results of
2056 virtual PHI nodes that became unreachable.
2057 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
2058 * tree-flow.h (remove_empty_loops): Remove.
2059 * passes.c (init_optimization_passes): Remove.
2061 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
2063 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
2064 can_create_pseudo_p.
2065 (*fix_trunc<mode>_i387_1): Ditto.
2066 (*floathi<mode>2_1): Ditto.
2067 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
2068 (*fistdi2_1): Ditto.
2069 (*fist<mode>2_1): Ditto.
2070 (frndintxf2_floor): Ditto.
2071 (*fist<mode>2_floor_1): Ditto.
2072 (frndintxf2_ceil): Ditto.
2073 (*fist<mode>2_ceil_1): Ditto.
2074 (frndintxf2_trunc): Ditto.
2075 (frndintxf2_mask_pm): Ditto.
2076 (fxam<mode>2_i387_with_temp): Ditto.
2077 * config/i386/sse.md (mulv16qi3): Ditto.
2078 (*sse2_mulv4si3): Ditto.
2080 (sse4_2_pcmpestr): Ditto.
2081 (sse4_2_pcmpistr): Ditto.
2083 2009-07-03 Jan Hubicka <jh@suse.cz>
2085 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
2086 (mark_stmt_necessary): Set it.
2087 (mark_operand_necessary): Set it.
2088 (mark_control_dependent_edges_necessary): Set it.
2089 (mark_virtual_phi_result_for_renaming): New function.
2090 (get_live_post_dom): New function.
2091 (forward_edge_to_pdom): New function.
2092 (remove_dead_stmt): Fix handling of control dependences.
2093 (tree_dce_init): Init new bitmap.
2094 (tree_dce_done): Free it.
2096 2009-07-02 Richard Guenther <rguenther@suse.de>
2099 * tree-ssa-structalias.c (new_var_info): Initialize
2102 2009-07-02 Jan Hubicka <jh@suse.cz>
2104 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
2107 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
2109 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
2110 instead of recomputing it. Adjust calls.
2111 (emit_store_flag): Adjust recursive calls.
2113 2009-07-02 Richard Guenther <rguenther@suse.de>
2115 * tree-ssa-live.c (remove_unused_locals): Do not remove
2117 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
2118 of DECL_EXTERNAL for HEAP variables.
2119 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
2120 HEAP variables. Do not adjust RESTRICT vars.
2121 (find_what_var_points_to): Nobody cares if something
2124 2009-07-02 Ben Elliston <bje@au.ibm.com>
2126 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
2127 pc_low and pc_high declarations to the top of the function.
2129 2009-07-01 DJ Delorie <dj@redhat.com>
2131 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
2133 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
2134 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
2135 unspecified accesses to control registers.
2136 * config/mep/intrinsics.md: Regenerate.
2137 * config/mep/intrinsics.h: Regenerate.
2138 * config/mep/mep-intrin.h: Regenerate.
2140 2009-07-01 Anthony Green <green@moxielogic.com>
2142 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
2143 instruction when possible.
2144 (moxie_expand_prologue): Ditto. Also, save an instruction and
2145 some complexity by popping off of $r12 instead of $sp.
2146 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
2149 2009-07-01 Richard Henderson <rth@redhat.com>
2152 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
2153 contained no insns, reposition note before last insn.
2155 2009-07-01 Richard Henderson <rth@redhat.com>
2158 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
2159 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
2161 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
2164 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
2165 darwin9 for printing reg addresses with %y.
2167 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
2169 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
2170 truncation from operands in binary operations.
2172 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
2175 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
2176 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
2177 subreg of op0 to the original op0.
2179 * expmed.c (store_bit_field_1): Use a temporary as the destination
2180 instead of a paradoxical subreg when we need to truncate the result.
2182 2009-07-01 DJ Delorie <dj@redhat.com>
2184 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
2185 names to VLIW variants.
2186 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
2187 * config/mep/intrinsics.md: Regenerate.
2188 * config/mep/intrinsics.h: Regenerate.
2189 * config/mep/mep-intrin.h: Regenerate.
2191 2009-07-01 Jakub Jelinek <jakub@redhat.com>
2194 * jump.c (returnjump_p): Revert last patch.
2195 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
2197 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2200 * pa.md (casesi32p): Use jump table label to determine the offset
2202 (casesi64p): Likewise.
2204 * pa.c (forward_branch_p): Return bool type. Use instruction
2205 addresses when available. Assert that INSN has a jump label.
2206 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
2209 2009-07-01 Richard Guenther <rguenther@suse.de>
2211 PR tree-optimization/19831
2212 * tree-ssa-dce.c (propagate_necessity): Calls to functions
2213 that only act as barriers do not make any previous stores necessary.
2214 * tree-ssa-structalias.c (handle_lhs_call): Delay making
2215 HEAP variables global, do not add a constraint from nonlocal.
2216 (find_func_aliases): Handle escapes through return statements.
2217 (compute_points_to_sets): Make escaped HEAP variables global.
2219 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
2222 * expmed.c (emit_store_flag): Perform a conversion if necessary,
2223 after reducing a DImode cstore to SImode.
2225 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
2227 * expr.c (expand_expr_real_1): Reinstate fallthrough to
2228 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
2230 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
2232 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
2233 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
2235 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
2236 and umod_optab if TARGET_BSD_DIVMOD.
2237 * config/vax/lib1funcs.asm: New file.
2238 * config/vax/t-linux: New file.
2239 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
2241 2009-06-30 Jakub Jelinek <jakub@redhat.com>
2244 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
2245 to type arguments that have void type.
2248 * dwarf2out.c (gen_formal_parameter_die): Call
2249 equate_decl_number_to_die if node is different from origin.
2251 2009-06-30 Anthony Green <green@moxielogic.com>
2253 Clean up moxie port for --enable-build-with-cxx.
2254 * config/moxie/moxie.c (moxie_function_value): First two
2255 parameters are const_tree, not tree.
2256 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
2257 (REG_CLASS_NAMES): Ditto.
2258 (REGNO_REG_CLASS): Ditto.
2259 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
2260 (moxie_function_value): Fix constyness of arguments.
2262 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
2264 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
2265 finalize_size_functions before further processing.
2266 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
2267 (variable_size): Call self_referential_size on size expressions
2268 that contain a PLACEHOLDER_EXPR.
2269 (size_functions): New static variable.
2270 (copy_self_referential_tree_r): New static function.
2271 (self_referential_size): Likewise.
2272 (finalize_size_functions): New global function.
2273 * tree.c: Include tree-inline.h.
2274 (push_without_duplicates): New static function.
2275 (find_placeholder_in_expr): New global function.
2276 (substitute_in_expr) <tcc_declaration>: Return the replacement object
2278 <tcc_expression>: Likewise.
2279 <tcc_vl_exp>: If the replacement object is a constant, try to inline
2280 the call in the expression.
2281 * tree.h (finalize_size_functions): Declare.
2282 (find_placeholder_in_expr): Likewise.
2283 (FIND_PLACEHOLDER_IN_EXPR): New macro.
2284 (substitute_placeholder_in_expr): Update comment.
2285 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
2287 (copy_tree_body_r): Likewise.
2288 (copy_tree_body): New static function.
2289 (maybe_inline_call_in_expr): New global function.
2290 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
2291 (maybe_inline_call_in_expr): Declare.
2292 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
2293 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
2296 2009-06-30 Richard Guenther <rguenther@suse.de>
2298 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
2300 (propagate_necessity): Do not mark reaching defs of stores
2303 2009-06-30 Jan Hubicka <jh@suse.cz>
2305 * cfgloopanal.c (check_irred): Move into ...
2306 (mark_irreducible_loops): ... here; return true if ireducible
2308 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
2309 (analyze_function): Try to prove loop finiteness.
2310 * cfgloop.h (mark_irreducible_loops): Update prototype.
2311 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
2313 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
2315 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
2317 2009-06-30 Ira Rosen <irar@il.ibm.com>
2319 PR tree-optimization/40542
2320 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
2323 2009-06-30 Martin Jambor <mjambor@suse.cz>
2325 PR tree-optimization/40582
2326 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
2327 than useless_type_conversion_p.
2328 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
2331 2009-06-30 Martin Jambor <mjambor@suse.cz>
2334 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
2336 2009-06-30 Richard Guenther <rguenther@suse.de>
2338 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
2339 use ao_ref references.
2340 (walk_aliased_vdefs): Likewise.
2341 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
2342 * tree-ssa-dce.c (struct ref_data): Remove.
2343 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
2344 (mark_aliased_reaching_defs_necessary): Adjust.
2345 (mark_all_reaching_defs_necessary_1): Likewise.
2347 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
2350 * expmed.c (emit_cstore): New name of emit_store_flag_1.
2351 (emit_store_flag_1): Extract from emit_store_flag, adjust
2352 calls to (what now is) emit_cstore.
2353 (emit_store_flag): Call emit_store_flag_1 and also use it
2354 for what used to be recursive calls.
2356 2009-06-30 Wei Guozhi <carrot@google.com>
2359 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
2360 if the target bb post dominates from bb.
2361 * config/i386/i386.c (memory_address_length): Check existence of base
2362 register before using it.
2364 2009-06-30 Nick Clifton <nickc@redhat.com>
2365 DJ Delorie <dj@redhat.com>
2367 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
2368 __FMOVD_ENABLED__ is defined.
2370 (TARGET_FMOVD): Provide a default definition.
2371 (MASK_FMOVD): Likewise.
2372 (TARGET_CPU_CPP_BUILTINS): Define
2373 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
2374 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
2375 two fmov instructions depending upon whether TARGET_FMOVD is
2377 (split for DF load from memory into register): Also handle
2378 MEMs which consist of REG+DISP addressing.
2379 (split for DF store from register to memory): Likewise.
2380 * config/sh/sh.opt (mfmovd): Remove this switch.
2381 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
2382 * config/sh/sh.c (sh_override_options): Do not automatically
2383 enable TARGET_MOVD for the SH2A when supporting doubles - leave
2384 that to the -mfmovd command line switch.
2386 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
2388 (fldi_ok): Always allow.
2389 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
2391 2009-06-29 DJ Delorie <dj@redhat.com>
2393 * doc/install.texi (mep-x-elf): Correct chip's full name.
2395 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
2397 * doc/extend.texi: Fix typo.
2399 2009-06-29 Tom Tromey <tromey@redhat.com>
2402 * Makefile.in (DWARF2_H): New variable.
2404 (dwarf2out.o): Likewise.
2405 (dwarf2asm.o): Likewise.
2406 * config/i386/t-i386: Use DWARF2_H.
2407 * except.c: Include elf/dwarf2.h.
2408 * unwind-dw2.c: Include elf/dwarf2.h.
2409 * dwarf2out.c: Include elf/dwarf2.h.
2410 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
2411 <dtprel>: New field.
2412 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
2413 (size_of_loc_descr): Likewise.
2414 (output_loc_operands_raw): Likewise.
2415 (output_loc_operands): Handle new dtprel field.
2416 (loc_checksum): Update.
2417 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
2418 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
2419 * unwind-dw2-fde.c: Include elf/dwarf2.h.
2420 * dwarf2asm.c: Include elf/dwarf2.h.
2421 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
2422 * config/mmix/mmix.c: Include elf/dwarf2.h.
2423 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
2424 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
2425 * config/sh/sh.c: Include elf/dwarf2.h.
2426 * config/i386/i386.c: Include elf/dwarf2.h.
2428 2009-06-29 DJ Delorie <dj@redhat.com>
2430 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
2432 * doc/extend.texi: Add MeP attributes and pragmas.
2433 * doc/invoke.text: Add MeP Options.
2434 * doc/contrib.texi: Add MeP contribution.
2435 * doc/md.texi: Add MeP constraints.
2436 * doc/install.texi: Add MeP target.
2438 2009-06-30 Anatoly Sokolov <aesok@post.ru>
2440 * target.h (struct gcc_target): Add frame_pointer_required field.
2441 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
2442 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
2443 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
2445 * reload1.c (update_eliminables): (Ditto.).
2446 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
2447 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
2448 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
2450 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
2452 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
2453 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
2454 (arm_frame_pointer_required): New function.
2456 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
2457 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2458 (avr_frame_pointer_required_p): Declare as static.
2459 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
2461 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
2462 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
2463 (bfin_frame_pointer_required): Make as static, change return type
2465 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
2467 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
2468 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2469 (cris_frame_pointer_required): New function.
2471 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
2473 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
2474 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2475 (fr30_frame_pointer_required): New function.
2477 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
2478 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
2479 (frv_frame_pointer_required): Make as static, change return type
2481 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
2483 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
2484 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2485 (ix86_frame_pointer_required): Make as static, change return type to
2487 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
2489 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
2490 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2492 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
2494 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
2496 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
2498 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
2499 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2500 (mips_frame_pointer_required): Make as static.
2501 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
2503 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
2504 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2505 (mmix_frame_pointer_required): Mew function.
2507 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
2508 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2510 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
2512 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
2514 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
2516 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
2517 (CAN_ELIMINATE): Redefine.
2518 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2519 (sparc_frame_pointer_required): New function.
2520 (sparc_can_eliminate): New function.
2521 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
2523 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
2524 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
2526 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
2527 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
2528 (xtensa_frame_pointer_required): Make as static, change return type
2530 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
2533 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
2535 * doc/plugins.texi: Document PLUGIN_START_UNIT.
2536 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
2537 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
2538 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
2539 (register_callback): Handle PLUGIN_START_UNIT.
2540 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
2542 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
2544 * tree.c (process_call_operands): Propagate TREE_READONLY from the
2546 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
2547 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
2549 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
2551 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
2554 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
2556 * doc/extend.texi (Additional Floating Types): __float128 is also
2557 supported on i386 targets.
2559 2009-06-29 Richard Guenther <rguenther@suse.de>
2562 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
2564 (pt_solutions_same_restrict_base): Declare.
2565 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
2567 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
2568 (make_constraint_from, make_copy_constraint): Move earlier.
2569 (make_constraint_from_heapvar): New function.
2570 (make_constraint_from_restrict): Likewise.
2571 (handle_lhs_call): Use it.
2572 (find_func_aliases): Use it to track conversions to restrict
2574 (struct fieldoff): Add only_restrict_pointers flag.
2575 (push_fields_onto_fieldstack): Initialize it.
2576 (create_variable_info_for): Track global restrict qualified pointers.
2577 (intra_create_variable_infos): Use make_constraint_from_heapvar.
2578 Track restrict qualified pointer arguments.
2579 (set_uids_in_ptset): Use varinfo is_global_var flag.
2580 (find_what_var_points_to): Set the vars_contains_restrict flag.
2581 Always create the points-to solution for sets including restrict tags.
2582 (pt_solutions_same_restrict_base): New function.
2583 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
2584 qualified pointers use pt_solutions_same_restrict_base as
2585 additional source for disambiguation.
2587 2009-06-29 Richard Guenther <rguenther@suse.de>
2590 * alias.c (find_base_decl): Remove.
2591 (get_deref_alias_set_1): Remove restrict handling.
2592 * c-common.c (c_apply_type_quals_to_decl): Do not set
2593 DECL_POINTER_ALIAS_SET.
2594 * gimplify.c (find_single_pointer_decl_1): Remove.
2595 (find_single_pointer_decl): Likewise.
2596 (internal_get_tmp_var): Remove restrict handling.
2597 (gimple_regimplify_operands): Likewise.
2598 * omp-low.c (expand_omp_atomic_pipeline): Do not set
2599 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
2600 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
2601 * tree.c (restrict_base_for_decl): Remove.
2602 (init_ttree): Do not allocate it.
2603 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
2604 LABEL_DECL_UID for label decls.
2605 (copy_node_stat): Do not copy restrict information.
2606 (decl_restrict_base_lookup): Remove.
2607 (decl_restrict_base_insert): Likewise.
2608 (print_restrict_base_statistics): Likewise.
2609 (dump_tree_statistics): Do not call print_restrict_base_statistics.
2610 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
2611 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
2612 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
2613 (LABEL_DECL_UID): Adjust.
2614 (DECL_BASED_ON_RESTRICT_P): Remove.
2615 (DECL_GET_RESTRICT_BASE): Likewise.
2616 (SET_DECL_RESTRICT_BASE): Likewise.
2617 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
2619 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
2620 instead of DECL_POINTER_ALIAS_SET.
2621 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
2622 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
2623 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
2625 2009-06-29 Richard Guenther <rguenther@suse.de>
2627 PR tree-optimization/40579
2628 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
2629 the IL to simplify has constants that overflowed.
2631 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
2633 PR tree-optimization/40550
2634 * tree-vect-generic.c (expand_vector_operations_1): Compute in
2635 vector_compute_type only when the size of vector_compute_type is
2636 less than the size of type.
2638 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
2640 * fold-const.c (contains_label_1): Fix comments.
2641 (contains_label_p): Do not walk trees multiple time.
2643 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2645 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
2646 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
2647 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
2648 ix86_fp_comparison_operator.
2649 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
2650 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
2651 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
2652 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
2653 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
2654 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
2655 (related splits): Change predicate to ix86_fp_comparison_operator.
2656 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
2657 instead of ix86_fp_comparison_codes.
2658 (ix86_trivial_fp_comparison_operator,
2659 ix86_fp_comparison_operator): New.
2660 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
2661 (ix86_expand_compare): Eliminate last two parameters.
2662 (ix86_fp_jump_nontrivial_p): Kill.
2663 * config/i386/i386.c (put_condition_code): Eliminate call to
2664 ix86_fp_comparison_codes and subsequent assertion.
2665 (ix86_fp_comparison_codes): Eliminate.
2666 (ix86_fp_swap_condition): New.
2667 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
2668 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
2669 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
2670 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
2671 and ix86_fp_swap_condition.
2672 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
2673 Use ix86_fp_comparison_strategy.
2674 (ix86_expand_compare): Likewise. Eliminate last two arguments.
2675 (ix86_fp_jump_nontrivial_p): Eliminate.
2676 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
2677 call to ix86_expand_compare.
2678 (ix86_split_fp_branch, ix86_expand_setcc,
2679 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
2680 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
2682 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2684 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
2685 related to jump_clobbers.
2686 * config/arm/arm.md (conds): Remove jump_clob case.
2687 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
2688 splits): Change comparison_operator to arm_comparison_operator.
2689 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
2692 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2694 * dojump.c (do_compare_rtx_and_jump): Try swapping the
2695 condition for floating point modes.
2696 * expmed.c (emit_store_flag_1): Move here a bigger part
2698 (emit_store_flag): Try swapping the condition for floating point
2700 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
2702 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2704 * expr.c (expand_expr_real_1): Just use do_store_flag.
2705 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
2706 emit_store_flag_force.
2707 * expmed.c (emit_store_flag_force): Copy here trick
2708 previously in expand_expr_real_1. Try reversing the comparison.
2709 (emit_store_flag_1): Work if target is NULL.
2710 (emit_store_flag): Work if target is NULL, using the result mode
2711 from the comparison. Use split_comparison, restructure final part
2712 to simplify conditionals.
2714 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2716 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
2717 * dojump.c (do_jump): Change handling of floating-point
2718 ops to use just do_compare_and_jump.
2719 (split_comparison): New.
2720 (do_compare_rtx_and_jump): Add here logic coming previously
2721 in do_jump, using split_comparison.
2723 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
2726 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
2728 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2730 * tree-ssa-alias.c: Fix unintentional commit.
2732 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2734 * passes.c (execute_one_pass): Fix unintentional commit.
2736 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2738 * df-problems.c (df_set_seen, df_unset_seen): Delete.
2739 (df_rd_local_compute, df_md_local_compute): Inline them.
2741 (df_md_scratch): New.
2742 (df_md_alloc, df_md_free): Allocate/free it.
2743 (df_md_local_compute): Only include live registers in init.
2744 (df_md_transfer_function): Prune the in-set computed by
2745 the confluence function, and the gen-set too.
2747 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2749 PR rtl-optimization/26854
2750 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
2751 * df-problems.c (df_rd_add_problem): Fix comment.
2752 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
2753 df_md_simulate_artificial_defs_at_top,
2754 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
2755 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
2756 df_md_transfer_function, df_md_init, df_md_confluence_0,
2757 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
2758 problem_MD, df_md_add_problem): New.
2759 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
2760 df_md_get_bb_info): New.
2761 (DF_LAST_PROBLEM_PLUS1): Adjust.
2763 * Makefile.in (fwprop.o): Include domwalk.h.
2764 * fwprop.c: Include domwalk.h.
2765 (reg_defs, reg_defs_stack): New.
2766 (bitmap_only_bit_between): Remove.
2767 (process_defs): New.
2768 (process_uses): Use reg_defs and local_md instead of
2769 bitmap_only_bit_between and local_rd.
2770 (single_def_use_enter_block): New, from build_single_def_use_links.
2771 (single_def_use_leave_block): New.
2772 (build_single_def_use_links): Remove code moved to
2773 single_def_use_enter_block, invoke domwalk.
2774 (use_killed_between): Adjust comment.
2776 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2778 * bitmap.h (bitmap_ior_and_into): New.
2779 * bitmap.c (bitmap_ior_and_into): New.
2781 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2783 * domwalk.h (struct dom_walk_data): Remove all callbacks except
2784 before_dom_children_before_stmts and after_dom_children_after_stmts.
2785 Rename the two remaining callbacks to just before_dom_children and
2786 after_dom_children. Remove other GIMPLE statement walking bits.
2787 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
2788 * graphite.c: Do not include domwalk.h.
2789 * tree-into-ssa.c (interesting_blocks): New global.
2790 (struct mark_def_sites_global_data): Remove it and names_to_rename.
2791 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
2792 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
2793 now that they're not domwalk callbacks.
2794 (rewrite_initialize_block): Rename to...
2795 (rewrite_enter_block): ... this, place after called functions. Test
2796 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
2797 (rewrite_finalize_block): Rename to...
2798 (rewrite_leave_block): ... this, place after called functions.
2799 (rewrite_update_init_block): Rename to...
2800 (rewrite_update_enter_block): ... this, place after called functions.
2801 Test interesting_blocks, call rewrite_update_stmt and
2802 rewrite_update_phi_arguments.
2803 (rewrite_update_fini_block): Rename to...
2804 (rewrite_leave_block): ... this, place after called functions.
2805 (rewrite_blocks): Remove last argument, simplify initialization of
2807 (mark_def_sites_initialize_block): Rename to...
2808 (mark_def_sites_block): ... this, call mark_def_sites.
2809 (mark_def_sites_blocks): Remove argument, simplify initialization of
2811 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
2812 (update_ssa): Likewise.
2813 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
2815 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
2816 (dom_opt_initialize_block): Rename to...
2817 (dom_opt_enter_block): ... this, place after called functions. Walk
2818 statements here, inline propagate_to_outgoing_edges.
2819 (dom_opt_finalize_block): Rename to...
2820 (dom_opt_leave_block): ... this, place after called functions.
2821 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
2823 (dse_enter_block, dse_record_phi): New.
2824 (dse_record_phis): Delete.
2825 (dse_finalize_block): Rename to...
2826 (dse_leave_block): ... this.
2827 (tree_ssa_dse): Simplify initialization of walk_data.
2828 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
2829 Adjust initialization of walk_data.
2830 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
2831 * tree-ssa-loop-phiopt.c (get_non_trapping):
2832 Adjust initialization of walk_data.
2833 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
2834 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
2835 it's not a domwalk callback.
2836 (uncprop_initialize_block): Rename to...
2837 (dse_enter_block): ... this, call uncprop_into_successor_phis.
2838 (dse_finalize_block): Rename to...
2839 (dse_leave_block): ... this.
2840 (tree_ssa_uncprop): Simplify initialization of walk_data.
2841 * Makefile.in: Adjust dependencies.
2843 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
2845 * arm.md (casesi): Fix test for Thumb1.
2846 (thumb1_casesi_internal_pic): Likewise.
2847 (thumb1_casesi_dispatch): Likewise.
2849 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
2851 * config/arm/arm-cores.def: Added core cortex-m0.
2852 * config/arm/arm-tune.md: Regenerated.
2853 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
2855 2009-06-26 DJ Delorie <dj@redhat.com>
2857 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
2859 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
2860 the scheduler doesn't tag jump insns.
2862 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
2864 * c-decl.c (merge_decls): Re-indent.
2866 2009-06-26 Janis Johnson <janis187@us.ibm.com>
2869 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
2870 Special-case decimal float constants.
2872 2009-06-26 Richard Henderson <rth@redhat.com>
2874 * function.h (struct function): Add cannot_be_copied_reason,
2875 and cannot_be_copied_set.
2876 * tree-inline.c (has_label_address_in_static_1): Rename from
2877 inline_forbidden_p_2; don't set inline_forbidden_reason here.
2878 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
2879 don't set inline_forbidden_reason.
2880 (copy_forbidden): New function, split out of inline_forbidden_p.
2881 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
2882 (inline_forbidden_p): Use copy_forbidden.
2883 (tree_versionable_function_p): Likewise.
2884 (inlinable_function_p): Merge into tree_inlinable_function_p.
2885 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
2886 * ipa-cp.c (ipcp_versionable_function_p): New function.
2887 (ipcp_cloning_candidate_p): Use it.
2888 (ipcp_node_modifiable_p): Likewise.
2890 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
2892 * builtins.c (expand_builtin_alloca): Handle builtin alloca
2893 that is marked not to be inlined. Remove flag_mudflap use.
2894 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
2895 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
2897 2009-06-26 Steve Ellcey <sje@cup.hp.com>
2900 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
2901 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
2903 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
2905 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
2907 (__mingwthr_remove_key_dtor): Likewise.
2909 2009-06-26 Richard Guenther <rguenther@suse.de>
2911 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
2913 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
2916 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
2917 try the non-cond_exec path also.
2919 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2922 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
2923 (output_cbranch): Use new functions.
2924 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
2927 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
2928 Pat Haugen <pthaugen@us.ibm.com>
2929 Revital Eres <ERES@il.ibm.com>
2931 * config/rs6000/rs6000.c (print_operand): Correct lossage message
2932 for %c error. Add %x support to print VSX registers as a unified
2933 register set, instead of separate float and altivec registers.
2934 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
2935 %y case, and add support for VSX pre-modify addresses.
2936 (output_toc): Add assert for CONST containing an integer constant
2938 (rs6000_adjust_cost): Add POWER7 support.
2939 (insn_must_be_first_in_group): Ditto.
2940 (insn_must_be_last_in_group): Ditto.
2941 (rs6000_emit_popcount): Ditto.
2942 (rs6000_vector_mode_supported_p): Ditto.
2944 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
2945 Change some of the functions called by macros to being called
2946 through a pointer, so debug functions can be inserted if
2947 -mdebug=addr or -mdebug=cost.
2948 (rs6000_preferred_reload_class_ptr): Ditto.
2949 (rs6000_secondary_reload_class_ptr): Ditto.
2950 (rs6000_secondary_memory_needed_ptr): Ditto.
2951 (rs6000_cannot_change_mode_class_ptr): Ditto.
2952 (rs6000_secondary_reload_inner): Ditto.
2953 (rs6000_legitimize_reload_address): Ditto.
2954 (rs6000_legitimize_reload_address_ptr): Ditto.
2955 (rs6000_mode_dependent_address): Ditto.
2956 (rs6000_mode_dependent_address_ptr): Ditto.
2958 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
2959 function to return true if the mode allows reg + integer
2961 (virtual_stack_registers_memory_p): New function to return true if
2962 the address refers to a virtual stack register.
2963 (rs6000_legitimate_offset_address_p): Move code to say whether a
2964 mode supports reg+int addressing to reg_offset_addressing_ok_p and
2966 (rs6000_legitimate_address_p): Add checks for modes that only can
2967 do reg+reg addressing. Start adding VSX support.
2968 (rs6000_legitimize_reload_address): Ditto.
2969 (rs6000_legitimize_address): Ditto.
2970 (rs6000_debug_legitimate_address_p): New debug functions for
2971 -mdebug=addr and -mdebug=cost.
2972 (rs6000_debug_rtx_costs): Ditto.
2973 (rs6000_debug_address_costs): Ditto.
2974 (rs6000_debug_adjust_cost): Ditto.
2975 (rs6000_debug_legitimize_address): Ditto.
2976 (rs6000_legitimize_reload_address_ptr): Point to call normal
2977 function or debug function. Make functions called via pointer
2979 (rs6000_mode_dependent_address_ptr): Ditto.
2980 (rs6000_secondary_reload_class_ptr): Ditto.
2981 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
2982 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
2983 into a friendlier error.
2984 (rs6000_init_builtins): Add initial VSX support.
2985 (rs6000_adjust_cost): Fix some spacing issues.
2987 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
2988 (REG_CLASS_NAMES): Ditto.
2989 (REG_CLASS_CONTENTS): Ditto.
2990 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
2991 pointer, to add -mdebug=addr support.
2992 (CANNOT_CHANGE_MODE_CLASS): Ditto.
2993 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
2994 -mdebug=addr support.
2995 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
2996 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
2997 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
2999 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
3001 (bswapsi*): Set attribute types for load/store. Add combiner
3002 patterns to eliminate zero extend on 64-bit.
3003 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
3004 stdbrx if the hardware supports those instructions.
3006 2009-06-25 Ian Lance Taylor <iant@google.com>
3008 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
3009 (Link Options): Document -static-libstdc++.
3011 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
3014 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
3015 DATA_ALIGNMENT instead.
3017 2009-06-25 Richard Guenther <rguenther@suse.de>
3019 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
3020 indirect references against the callused/escaped solutions.
3021 (call_may_clobber_ref_p_1): Likewise.
3023 2009-06-25 Martin Jambor <mjambor@suse.cz>
3025 PR tree-optimization/40493
3026 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
3027 (enum unscalarized_data_handling): New type.
3028 (handle_unscalarized_data_in_subtree): Return what has been done.
3029 (load_assign_lhs_subreplacements): Handle left flushes differently.
3030 (sra_modify_assign): Use unscalarized_data_handling, simplified
3031 condition determining whether to remove the statement.
3033 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
3035 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
3036 excerpt - @ should be doubled for texinfo.
3038 2009-06-24 Ian Lance Taylor <iant@google.com>
3040 * config/arc/arc.c: Include "df.h".
3041 (arc_attribute_table): Make static. Move higher in file.
3042 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
3043 (output_shift): Initialize n later to avoid warning.
3044 * config/arm/arm.c (arm_attribute_table): Make static. Move
3046 * config/avr/avr.c (avr_attribute_table): Make static. Move
3048 (reg_class_tab): Change array type from int to enum reg_class.
3049 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
3051 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
3052 (lshrhi3_out): Likewise.
3053 (class_likely_spilled_p): Change return type to bool.
3054 (avr_rtx_costs): Use local code variable with enum type.
3055 * config/avr/avr.md (movmemhi): Use add_reg_note.
3056 (andhi3, andsi3): Don't use AS2 with "and".
3057 (iorhi3, iorsi3): Don't use AS2 with "or".
3058 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
3059 * config/crx/crx.c: Include "df.h".
3060 (crx_attribute_table): Make static.
3061 * config/m32r/m32r.c: Include "df.h".
3062 (m32r_attribute_table): Make static. Move higher in file.
3063 (pop): Use add_reg_note.
3064 (block_move_call): Change 0 to LCT_NORMAL in function call.
3065 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
3066 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
3067 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
3068 declare, not just when TREE_CODE is defined.
3069 * config/m68hc11/m68hc11.c: Include "expr.h".
3070 (m68hc11_attribute_table): Make static. Move higher in file.
3071 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
3073 (m68hc11_register_indirect_p): Likewise.
3074 (m68hc11_function_arg_padding): Change return type to enum
3076 (emit_move_after_reload): Use add_reg_note.
3077 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
3078 (m68hc11_split_logical): Likewise.
3079 (m68hc11_rtx_costs): Add local code_and outer_code variables with
3081 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
3082 to VOIDmode in function call.
3083 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
3085 (m68hc11_split_logical): Update declaration.
3086 (m68hc11_function_arg_padding): Update declaration.
3087 * config/mcore/mcore.c (regno_reg_class): Change form array of int
3088 to array of enum reg_class.
3089 (mcore_attribute_table): Make static. Move higher in file.
3090 (mcore_rtx_costs): Add cast to enum type.
3091 * config/mcore/mcore.h (regno_reg_class): Update declaration.
3092 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
3093 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
3095 * config/sh/predicates.md (trapping_target_operand): Rename and to
3097 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
3099 * config/spu/spu.c (spu_attribute_table): Make static. Move
3101 * config/v850/v850.c (v850_attribute_table): Make static. Move
3103 (v850_rtx_costs): Use local code with enum type.
3104 (expand_epilogue): Add cast.
3105 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
3107 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
3110 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
3111 -m2a-single-only and -m2a-nofpu.
3112 * config/sh/sh.opt: Document m2a generates FPU code.
3114 2009-06-24 Anatoly Sokolov <aesok@post.ru>
3116 * defaults.h (CAN_ELIMINATE): Provide default.
3117 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
3118 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
3119 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
3120 * config/spu/spu.h (CAN_ELIMINATE): Delete.
3121 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
3122 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
3123 * config/cris/cris.h (CAN_ELIMINATE): Delete.
3124 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
3125 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
3126 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
3128 2009-06-24 DJ Delorie <dj@redhat.com>
3130 * mep-ext-cop.cpu: Fix copyright notice.
3131 * mep-default: Fix copyright notice.
3132 * mep-core: Fix copyright notice.
3133 * mep: Fix copyright notice.
3134 * mep-ivc2: Fix copyright notice.
3135 * mep-c5: Fix copyright notice.
3137 2009-06-24 Denis Chertykov <chertykov@gmail.com>
3139 * doc/contrib.texi (Contributors):
3141 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
3144 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
3145 src and dst operands if necessary.
3147 2009-06-23 DJ Delorie <dj@redhat.com>
3150 * config.gcc: Add mep support.
3151 * recog.c: Resurrect validate_replace_rtx_subexp().
3152 * recog.h: Likewise.
3153 * config/mep/: Add new port:
3154 * config/mep/constraints.md: New file.
3155 * config/mep/default.h: New file.
3156 * config/mep/intrinsics.h: New file.
3157 * config/mep/intrinsics.md: New file.
3158 * config/mep/ivc2-template.h: New file.
3159 * config/mep/mep-c5.cpu: New file.
3160 * config/mep/mep-core.cpu: New file.
3161 * config/mep/mep-default.cpu: New file.
3162 * config/mep/mep-ext-cop.cpu: New file.
3163 * config/mep/mep-intrin.h: New file.
3164 * config/mep/mep-ivc2.cpu: New file.
3165 * config/mep/mep-lib1.asm: New file.
3166 * config/mep/mep-lib2.c: New file.
3167 * config/mep/mep-pragma.c: New file.
3168 * config/mep/mep-protos.h: New file.
3169 * config/mep/mep-tramp.c: New file.
3170 * config/mep/mep.c: New file.
3171 * config/mep/mep.cpu: New file.
3172 * config/mep/mep.h: New file.
3173 * config/mep/mep.md: New file.
3174 * config/mep/mep.opt: New file.
3175 * config/mep/predicates.md: New file.
3176 * config/mep/t-mep: New file.
3178 2009-06-23 Ian Lance Taylor <iant@google.com>
3180 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
3181 from loose_warn into c_loose_warn and from strict_warn into
3182 c_strict_warn. Set and substitute warn_cxxflags. Check for
3183 --enable-build-with-cxx. Set and substitute
3184 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
3185 * Makefile.in (CXXFLAGS): New variable.
3186 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
3187 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
3188 the default is the same as $(STRICT_WARN).
3189 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
3190 (CXX): New variable.
3191 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
3192 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
3193 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
3194 (HOST_LIBS): New variable.
3195 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
3196 (ALL_CXXFLAGS): New variable.
3197 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
3198 * doc/install.texi (Configuration): Document
3199 --enable-build-with-cxx, --with-stage1-ldflags,
3200 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
3201 * configure: Rebuild.
3203 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3205 * config/arm/arm.c (arm_override_options): Fix braces and formatting
3206 from previous commit.
3208 2009-06-23 Ian Lance Taylor <iant@google.com>
3210 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
3212 2009-06-23 Ian Lance Taylor <iant@google.com>
3214 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
3215 with ATTRIBUTE_UNUSED.
3217 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3218 Pat Haugen <pthaugen@us.ibm.com>
3219 Revital Eres <eres@il.ibm.com>
3221 * config.in (HAVE_AS_POPCNTD): Add default definition.
3222 (HAVE_AS_LWSYNC): Ditto.
3224 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
3226 (gcc_cv_as_powerpc_cmpb): Ditto.
3227 (gcc_cv_as_powerpc_dfp): Ditto.
3228 (gcc_cv_as_powerpc_vsx): Ditto.
3229 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
3230 supporting the popcntd/lwsync instructions.
3231 (gcc_cv_as_powerpc_lwsync): Ditto.
3232 * configure: Regenerate.
3234 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
3235 -mcpu=native and -mcpu=power7.
3236 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
3238 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
3239 a variable instead of a mask to reduce the number of mask bits.
3240 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
3241 (-mbit-word): Ditto.
3242 (-mregnames): Ditto.
3243 * config/rs6000/rs6000.opt (-mupdate): Ditto.
3244 (-mfused-madd): Ditto.
3246 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
3248 (-mvsx): New switch for VSX instructions.
3249 (-misel): Move from a variable to a mask to allow it to be set by
3252 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
3253 function declaration to an array declaration.
3254 (rs6000_hard_regno_nregs): New external array declaration.
3256 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
3257 files included by rs6000.md.
3259 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
3260 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
3262 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
3264 (rs6000_debug_reg): New -mdebug= variables.
3265 (rs6000_debug_addr): Ditto.
3266 (rs6000_debug_cost): Ditto.
3267 (rs6000_pmode): New variable to hold Pmode.
3268 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
3269 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
3270 calculated at compiler start.
3271 (rs6000_hard_regno_nregs): Change function to an array which holds
3272 HARD_REGNO_NREGS calculated at compiler start.
3273 (rs6000_explicit_options): Delete isel field.
3274 (rs6000_vector_unit): New array to hold which vector unit
3275 supports arithmetic options for a given type.
3276 (rs6000_vector_mem): New array to hold which vector unit supports
3277 memory reference operations for a given type.
3278 (rs6000_vector_align): New array to given the alignment of each
3280 (power7_cost): New basic costs for power7.
3281 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
3282 (rs6000_hard_regno_nregs_internal): New function, moved from
3283 HARD_REGNO_NREGS, to calculate the number of registers each hard
3284 register takes for each type.
3285 (rs6000_debug_reg_print): New function for -mdebug=reg support.
3286 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
3287 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
3288 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
3289 unit information here so it is calculated once at compiler startup
3291 (rs6000_override_options): Make -misel a target mask. Add more
3292 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
3293 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
3295 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
3296 (rs6000_handle_option): Move -misel from variable to target mask.
3297 (rs6000_builtin_mask_for_load): Add VSX support.
3298 (rs6000_conditional_register_usage): Ditto.
3299 (USE_ALTIVEC_FOR_ARG_P): Ditto.
3300 (function_arg_boundary): Ditto.
3301 (rs6000_expand_builtin): Ditto.
3302 (def_builtin): Make abort message a little friendlier.
3303 (rs6000_emit_int_cmove): Add support for 64-bit isel.
3305 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
3306 assembler support the popcntd instruction instead of a vsx
3307 instruction to enable power7 support.
3308 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
3309 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
3310 option to the assembler if -mcpu=native.
3311 (ASM_CPU_NATIVE_SPEC): Ditto.
3312 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
3314 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
3315 the lwsync instruction.
3316 (enum processor_type): Add PROCESSOR_POWER7.
3317 (rs6000_debug_reg): New -mdebug= options.
3318 (rs6000_debug_addr): Ditto.
3319 (rs6000_debug_cost): Ditto.
3320 (rs6000_isel): Delete.
3321 (enum rs6000_vector): New enum to say what vector unit we have.
3322 (VECTOR_UNIT_*): New macros to say which vector unit has
3323 arithmetic operations for a given type.
3324 (VECTOR_MEM_*): New macros to say which vector unit has memory
3325 operations for a given type.
3326 (TARGET_LDBRX): Whether the machine supports the ldbrx
3328 (TARGET_ISEL): Delete, -misel moved to be a mask.
3329 (TARGET_ISEL64): New macro for 64-bit isel support.
3330 (UNITS_PER_VSX_WORD): New macro.
3331 (POINTER_SIZE): Move to be an external variable, rather than
3332 calculating whether we are generating 32 ot 64-bit code.
3334 (STACK_BOUNDARY): Add VSX support.
3335 (LOCAL_ALIGNMENT): Ditto.
3336 (SLOW_UNALIGNED_ACCESS): Ditto.
3337 (VSX_REGNO_P): New macro for VSX support.
3338 (VFLOAT_REGNO_P): Ditto.
3339 (VINT_REGNO_P): Ditto.
3340 (VLOGICAL_REGNO_P): Ditto.
3341 (VSX_VECTOR_MODE): Ditto.
3342 (VSX_SCALAR_MODE): Ditto.
3344 (VSX_MOVE_MODE): Ditto.
3345 (VSX_REG_CLASS_P): Ditto.
3346 (HARD_REGNO_NREGS): Instead of calling a function, use an array
3348 (UNITS_PER_SIMD_WORD): Add VSX support.
3349 (MODES_TIEABLE_P): Ditto.
3350 (STARTING_FRAME_OFFSET): Ditto.
3351 (STACK_DYNAMIC_OFFSET): Ditto.
3352 (EPILOGUE_USES): Ditto.
3353 (REGNO_REG_CLASS): Move to array lookup.
3354 (CLASS_MAX_NREGS): Ditto.
3355 (rs6000_vector_reg_class): Add declaration.
3356 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
3357 overlap with the floating point and Altivec registers.
3359 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
3361 * config/rs6000/driver-rs6000.c (asm_names): New static array to
3362 give the appropriate asm switches if -mcpu=native.
3363 (host_detect_local_cpu): Add support for "asm".
3364 (host_detect_local_cpu): Follow GNU code guidelines for name.
3366 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
3367 -mbit-word to a variable instead of being a target mask.
3369 * config/rs6000/sync.md (lwsync): If the assembler supports it,
3370 emit the lwsync instruction instead of emitting the instruction as
3371 an integer constant.
3373 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
3374 fixuns_trundfsi2, move expander into rs6000.md.
3376 * config/rs6000/rs6000.md (cpu): Add power7.
3377 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
3378 (logical predicate patterns): Change the single instruction
3379 primitives that set CR0 to be fast_compare instead of compare.
3381 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
3382 (popcntddi2): Ditto.
3383 (popcount<mode>): Ditto.
3384 (floating multiply/add insns): Name the floating point
3386 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
3387 (isel_unsigned_<mode>): Ditto.
3388 (fixuns_trundfsi2): Move expander here from spe.md.
3389 (smindi3): Define if we have -misel on 64-bit systems.
3394 2009-06-23 Anatoly Sokolov <aesok@post.ru>
3396 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
3398 * config/avr/avr.c (avr_current_device): New variable.
3399 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
3400 (avr_arch, mcu_type_s): Move to avr.h.
3401 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
3402 default_data_section_start fields.
3403 (avr_arch): Moved from avr.c.
3404 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
3405 library_name fields.
3406 (avr_current_device, avr_mcu_types, avr_arch_types,
3407 avr_device_to_arch, avr_device_to_data_start,
3408 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
3409 (EXTRA_SPEC_FUNCTIONS): Define.
3410 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
3411 options mapping. Use device_to_arch and device_to_data_start insted.
3412 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
3413 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
3414 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
3415 * config/avr/driver-avr.c: New file.
3416 * config/avr/avr-devices.c: New file.
3418 2009-06-23 Jakub Jelinek <jakub@redhat.com>
3420 * var-tracking.c (unshare_variable): Force initialized to
3421 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
3422 (set_variable_part): Likewise.
3423 (struct variable_union_info): Remove pos_src field.
3424 (vui_vec, vui_allocated): New variables.
3425 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
3426 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
3427 == 1 use a simpler sorting algorithm. Compute pos field right
3428 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
3429 Avoid quadratic comparison if !flag_var_tracking_uninit.
3430 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
3431 unshare_variable unconditionally.
3432 (dataflow_set_different_2): Removed.
3433 (dataflow_set_different): Don't traverse second hash table.
3434 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
3435 unconditionally to var_reg_set or var_mem_set.
3436 (emit_notes_in_bb): Likewise.
3437 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
3439 (emit_note_insn_var_location): Don't set initialized to
3440 VAR_INIT_STATUS_INITIALIZED early.
3441 (vt_finalize): Free vui_vec if needed, clear vui_vec and
3443 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
3445 * tree-object-size.c (addr_object_size): Instead of checking
3446 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
3447 are no FIELD_DECLs following it.
3449 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
3451 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
3452 order to match bswaps with signed source operands.
3454 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3456 * sdbout.c (sdbout_one_type): Fix braces in switch.
3458 2009-06-23 Richard Guenther <rguenther@suse.de>
3460 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
3462 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
3463 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
3464 var_callused, callused_tree, var_storedanything, storedanything_tree,
3465 var_integer, integer_tree): Remove global variables.
3466 (new_var_info): Do not pass new id, append the new var to the
3467 global variable vector.
3468 (do_ds_constraint): Use is_global_var member of the variable-info.
3469 (new_scalar_tmp_constraint_exp): Adjust.
3470 (create_function_info_for): Likewise.
3471 (create_variable_info_for): Likewise.
3472 (find_what_var_points_to): Remove dead code.
3473 (init_base_vars): Simplify.
3474 (compute_points_to_sets): Adjust.
3476 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
3478 * combine.c (try_combine): Dump information about the insns we're
3481 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
3483 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
3484 check when calling force_to_mode on TRUNCATE's operand.
3486 2009-06-22 Ian Lance Taylor <iant@google.com>
3488 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
3490 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
3492 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
3494 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3496 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
3497 override library linkage flags such as -static-libgcc or
3500 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
3502 * config/m68k/m68k-devices.def: Add line for MCF5221x.
3504 2009-06-22 Ian Lance Taylor <iant@google.com>
3506 * config/linux.opt: Put mglibc ahead of muclibc.
3508 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
3509 for duplicate decls.
3511 2009-06-22 Matthias Klose <doko@ubuntu.com>
3513 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
3515 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
3518 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
3519 instead of NULL if a parser error occurs.
3521 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3523 * dwarf2out.c (dwarf2_debug_hooks): Initialize
3524 non-DWARF2_DEBUGGING_INFO version.
3526 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
3528 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
3529 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
3531 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
3532 (LIBGCC2_TF_CEXT): Define.
3535 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3538 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
3540 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3542 * config/arm/arm.c (arm_override_options): Disable
3543 -mcaller-super-interworking and -mcallee-super-interworking.
3544 * doc/invoke.texi (ARM Options): Document this.
3546 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
3548 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
3549 * config/arm/constraints.md (j): New constraint for movw operands.
3550 (N): Remove thumb2 meaning.
3551 * config/arm/arm.md (*arm_movw): Delete.
3552 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
3553 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
3554 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
3556 2009-06-22 Martin Jambor <mjambor@suse.cz>
3558 PR tree-optimization/40492
3559 * tree-sra.c (sra_modify_assign): Pass zero offsets to
3560 build_ref_for_offset.
3562 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
3564 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
3565 JUMP_TABLE_DATA_P predicates where applicable.
3566 * auto-inc-dec.c: Ditto.
3567 * builtins.c: Ditto.
3568 * caller-save.c: Ditto.
3570 * cfgcleanup.c: Ditto.
3571 * cfglayout.c: Ditto.
3574 * combine-stack-adj.c: Ditto.
3580 * dwarf2asm.c: Ditto.
3581 * dwarf2out.c: Ditto.
3582 * emit-rtl.c: Ditto.
3588 * function.c: Ditto.
3591 * genpreds.c: Ditto.
3592 * genrecog.c: Ditto.
3594 * ira-costs.c: Ditto.
3595 * ira-lives.c: Ditto.
3598 * lower-subreg.c: Ditto.
3599 * modulo-sched.c: Ditto.
3601 * postreload.c: Ditto.
3602 * print-rtl.c: Ditto.
3611 * sched-vis.c: Ditto.
3613 * sel-sched-ir.c: Ditto.
3614 * simplify-rtx.c: Ditto.
3615 * targhooks.c: Ditto.
3616 * var-tracking.c: Ditto.
3617 * vmsdbgout.c: Ditto.
3619 2009-06-22 Matthias Klose <doko@ubuntu.com>
3621 * Makefile.in (install-plugin): Always use DESTDIR.
3623 2009-06-22 Olivier Hainque <hainque@adacore.com>
3625 * config/pa/pa.c (output_call): Don't optimize post call jumps
3626 into return address adjustments if the call may throw.
3628 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
3630 * arm.c (thumb1_output_casesi): New function.
3631 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
3632 optimizing for size or PIC.
3633 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
3634 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
3635 (casesi): Handle Thumb-1 when optimizing for size or PIC.
3636 (thumb1_casesi_internal_pic): New expand rule.
3637 (thumb1_casesi_dispatch): New pattern.
3638 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
3640 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
3641 in the text seciton when PIC or optimizing for size.
3642 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
3643 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
3644 preservation properties of code.
3645 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
3646 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
3647 (__gnu_thumb1_case_si): New function.
3648 * t-arm (LIB1ASMSRC): Define here.
3649 (LIB1ASMFUNCS): Add some common functions.
3650 * t-arm-elf (LIB1ASMSRC): Delete.
3651 (LIB1ASMFUNCS): Append to existing set.
3652 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3653 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3654 * t-symbian (LIB1ASMFUNCS): Likewise.
3655 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3656 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3658 2009-06-21 Richard Guenther <rguenther@suse.de>
3660 PR tree-optimization/38729
3661 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
3662 to loops with a single exit if -fno-expensive-optimizations.
3664 2009-06-21 Jakub Jelinek <jakub@redhat.com>
3666 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
3667 (dataflow_set): Change vars type from htab_t to shared_hash.
3668 (shared_hash_pool, empty_shared_hash): New variables.
3669 (vars_clear): Removed.
3670 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
3671 shared_hash_find_slot_unshare, shared_hash_find_slot,
3672 shared_hash_find_slot_noinsert, shared_hash_find): New
3674 (shared_hash_unshare, shared_hash_destroy): New functions.
3675 (unshare_variable): Unshare set->vars if shared, use
3677 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
3678 (get_init_value, find_src_set_src, dump_dataflow_set,
3679 clobber_variable_part, emit_notes_for_differences): Use
3681 (dataflow_set_init): Remove second argument, set vars to
3682 empty_shared_hash instead of creating a new htab.
3683 (dataflow_set_clear): Call shared_hash_destroy and set vars
3684 to empty_shared_hash instead of calling vars_clear.
3685 (dataflow_set_copy): Don't call vars_copy, instead just share
3686 the src htab with dst.
3687 (variable_union): Use shared_hash_*, use initially NO_INSERT
3688 lookup if set->vars is shared. Don't keep slot cleared before
3689 calling unshare_variable. Unshare set->vars if needed.
3690 Even ->refcount == 1 vars must be unshared if set->vars is shared
3691 and var needs to be modified.
3692 (variable_canonicalize): New function.
3693 (dataflow_set_union): If dst->vars is empty, just share src->vars
3694 with dst->vars and traverse with variable_canonicalize to canonicalize
3695 and unshare what is needed.
3696 (dataflow_set_different): If old_set and new_set use the same shared
3697 htab, they aren't different. If number of htab elements is different,
3698 htabs are different. Use shared_hash_*.
3699 (dataflow_set_destroy): Call shared_hash_destroy instead of
3701 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
3702 second argument to dataflow_set_init.
3703 (vt_initialize): Likewise. Initialize shared_hash_pool and
3704 empty_shared_hash, move bb in/out initialization afterwards.
3705 Use variable_htab_free instead of NULL as changed_variables del hook.
3706 (variable_was_changed): Change type of second argument to pointer to
3707 dataflow_set. When inserting var into changed_variables, bump
3708 refcount. Unshare set->vars if set is shared htab and slot needs to
3710 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
3711 lookup if set->vars is shared. Unshare set->vars if needed.
3712 Even ->refcount == 1 vars must be unshared if set->vars is shared
3713 and var needs to be modified. Adjust variable_was_changed caller.
3714 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
3715 vars must be unshared if set->vars is shared and var needs to be
3716 modified. Adjust variable_was_changed caller.
3717 (emit_note_insn_var_location): Don't pool_free var.
3718 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
3720 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
3721 free_alloc_pool on shared_hash_pool.
3723 2009-06-20 Anthony Green <green@moxielogic.com>
3725 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
3726 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
3728 2009-06-20 Richard Guenther <rguenther@suse.de>
3730 * tree-ssa-structalias.c (find_func_aliases): For memset use
3731 a constraint from NULL if we memset to zero.
3732 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
3733 we explicitly handle that do not read from memory.
3734 (call_may_clobber_ref_p_1): Properly handle builtins that may
3737 2009-06-20 Richard Guenther <rguenther@suse.de>
3739 PR tree-optimization/40495
3740 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
3741 (new_scalar_tmp_constraint_exp): New function.
3742 (process_constraint): Do not create temporary decls.
3743 (process_all_all_constraints): Likewise.
3744 (handle_const_call): Likewise.
3745 (create_function_info_for): Do not set decl.
3747 2009-06-19 Ian Lance Taylor <iant@google.com>
3749 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
3750 (rs6000_attribute_table): Make static; move before use.
3752 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
3754 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
3755 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
3756 Propagate the TREE_READONLY flag without overwriting it.
3757 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
3758 Propagate the TREE_READONLY flag onto the result.
3759 (process_call_operands): Move around. Use correct constant value.
3761 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3764 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
3765 * config/arm/arm.md: Likewise.
3767 2009-06-19 Ian Lance Taylor <iant@google.com>
3769 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
3770 to GIMPLE_ERROR_MARK.
3772 * c-typeck.c (build_conditional_expr): Add op1_original_type and
3773 op2_original_type parameters. Warn about using different enum types.
3774 * c-parser.c (c_parser_conditional_expression): Pass original
3775 types to build_conditional_expr.
3776 * c-tree.h (build_conditional_expr): Update declaration.
3778 2009-06-19 Ian Lance Taylor <iant@google.com>
3780 * config/i386/i386.c (ix86_function_specific_save): Test that
3781 fields match values, rather than testing the values are in a
3784 2009-06-19 Richard Guenther <rguenther@suse.de>
3786 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
3788 (ptr_derefs_may_alias_p): Likewise.
3789 (ptr_deref_may_alias_ref_p_1): New function.
3790 (ptr_deref_may_alias_ref_p): Likewise.
3791 (ref_maybe_used_by_call_p_1): Handle builtins that are not
3792 covered by looking at the ESCAPED solution.
3793 (call_may_clobber_ref_p_1): Likewise.
3794 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
3795 Handle NULL_TREE offset. Do not produce redundant constraints.
3796 (process_all_all_constraints): New helper function.
3797 (do_structure_copy): Use it.
3798 (handle_lhs_call): Likewise.
3799 (find_func_aliases): Handle some builtins with pointer arguments
3800 and/or return values explicitly.
3802 2009-06-19 Ian Lance Taylor <iant@google.com>
3804 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
3806 2009-06-19 Ian Lance Taylor <iant@google.com>
3808 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
3810 2009-06-19 Ian Lance Taylor <iant@google.com>
3812 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
3813 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
3816 * c-decl.c (finish_decl): If -Wc++-compat, warn about
3817 uninitialized const.
3819 2009-06-19 Ian Lance Taylor <iant@google.com>
3821 * dse.c (struct store_info): Rename bitmap field to bmap. Change
3824 * c-decl.c (in_struct, struct_types): Remove.
3825 (struct c_binding): Add in_struct field.
3826 (c_binding_ptr): Define type, along with VEC.
3827 (struct c_struct_parse_info): Define.
3828 (struct_parse_info): New static variable.
3829 (bind): Initialize in_struct field.
3830 (start_struct): Remove enclosing_in_struct and
3831 enclosing_struct_types parameters. Add
3832 enclosing_struct_parse_info parameter. Change all callers. Set
3833 struct_parse_info rather than in_struct and struct_types.
3834 (grokfield): If -Wc++-compat and there is a symbol binding for the
3835 field name, set the in_struct flag and push it on the
3836 struct_parse_info->fields vector.
3837 (warn_cxx_compat_finish_struct): New static function.
3838 (finish_struct): Remove enclosing_in_struct and
3839 enclosing_struct_types parameters. Add
3840 enclosing_struct_parse_info parameter. Change all callers. Don't
3841 set C_TYPE_DEFINED_IN_STRUCT here. Call
3842 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
3843 parameter. Only push on struct_types if warn_cxx_compat.
3844 (finish_enum): Only push on struct_types if warn_cxx_compat.
3845 (declspecs_add_type): Add loc parameter. Change all callers.
3846 Change all error calls to error_at. Pass loc, not input_location,
3847 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
3848 defined in a struct. If -Wc++-compat and parsing a struct, record
3849 that a typedef name was used.
3850 * c-parser.c (c_parser_declspecs): Get location to pass to
3852 (c_parser_struct_or_union_specifier): Update calls to start_struct
3854 * c-tree.h (struct c_struct_parse_info): Declare.
3855 (finish_struct, start_struct): Update declarations.
3856 (declspecs_add_type): Update declaration.
3858 2009-06-19 Ian Lance Taylor <iant@google.com>
3860 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
3861 variable with an anonymous type.
3863 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
3865 * see.c: Remove for real.
3867 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
3869 * optabs.h (enum optab_index): Add new OTI_significand.
3870 (significand_optab): Define corresponding macro.
3871 * optabs.c (init_optabs): Initialize significand_optab.
3872 * genopinit.c (optabs): Implement significand_optab using
3873 significand?f2 patterns.
3874 * builtins.c (expand_builtin_mathfn): Handle
3875 BUILT_IN_SIGNIFICAND{,F,L}.
3876 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
3877 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
3879 * config/i386/i386.md (significandxf2, significand<mode>2): New
3880 expanders to implement significandf, significand and significandl
3881 built-ins as inline x87 intrinsics.
3883 2009-06-18 Anatoly Sokolov <aesok@post.ru>
3885 * config/avr/avr.c (avr_override_options): Remove setting value of
3886 PARAM_INLINE_CALL_COST.
3888 2009-06-18 Richard Henderson <rth@redhat.com>
3891 * tree-pass.h (TDF_ASMNAME): New.
3892 * tree-dump.c (dump_options): Add asmname.
3893 * doc/invoke.texi: Document it.
3895 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
3896 (dump_decl_name): ...here.
3897 (dump_function_name): New flags arg; mind TDF_ASMNAME.
3898 (dump_generic_node): Update dump_function_name calls.
3899 (print_call_name): New flags arg; update all dump calls.
3900 * diagnostic.h (print_call_name): Update.
3901 * gimple-pretty-print.c (dump_gimple_call): Update.
3903 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
3906 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
3908 2009-06-18 Diego Novillo <dnovillo@google.com>
3910 * doc/plugins.texi: Document plugin_is_GPL_compatible.
3911 * plugin.c (str_license): Declare.
3912 (try_init_one_plugin): Assert that the symbol
3913 'plugin_is_GPL_compatible' exists.
3915 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
3918 * Makefile.in (OBJS-common): Remove see.o.
3920 * common.opt (fsee): Mark as preserved for backward compatibility.
3921 * opts.c (common_handle_option): Add OPT_fsee to the backward
3922 compatibility section.
3923 * passes.c (init_optimization_passes, pass_see): Remove pass.
3924 * timevar.def (TV_SEE): Remove.
3925 * tree-pass.h (pass_see): Remove declaration.
3926 * doc/invoke.texi (-fsee): Remove documentation.
3928 2009-06-18 Martin Jambor <mjambor@suse.cz>
3930 * tree-sra.c: Include statistics.h
3931 (sra_stats): New variable.
3932 (sra_initialize): Clear sra_stats.
3933 (create_access_replacement): Increment sra_stats.replacements.
3934 (get_access_replacement): Do not return twice.
3935 (analyze_all_variable_accesses): Increment statistics counter by the
3936 number of scalarized aggregates.
3937 (generate_subtree_copies): Increment sra_stats.subtree_copies.
3938 (sra_modify_expr): Increment sra_stats.exprs.
3939 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
3940 (sra_modify_assign): Increment sra_stats.exprs,
3941 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
3942 (perform_intra_sra): Update statistics counters.
3943 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
3945 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
3947 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
3948 (arm_scalar_mode_supported_p): New function.
3950 2009-06-18 Paul Brook <paul@codesourcery.com>
3951 Sandra Loosemore <sandra@codesourcery.com>
3953 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
3954 (__extendhfsf2, __truncsfhf2): Define.
3955 * config/arm/fp16.c: New file.
3956 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
3957 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
3959 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
3961 * doc/extend.texi (Half-Precision): New section.
3962 * doc/invoke.texi (Option Summary): List -mfp16-format.
3963 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
3964 * config/arm/arm.opt (mfp16-format=): New.
3965 * config/arm/arm.c: Include intl.h.
3966 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
3967 (TARGET_INVALID_RETURN_TYPE): Redefine.
3968 (TARGET_PROMOTED_TYPE): Redefine.
3969 (TARGET_CONVERT_TO_TYPE): Redefine.
3970 (arm_fp16_format): Define.
3971 (all_fpus): Add entry for neon-fp16.
3972 (fp_model_for_fpu): Likewise.
3973 (struct fp16_format): Declare.
3974 (all_fp16_formats): Define.
3975 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
3977 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
3979 (arm_legitimate_index_p): Treat HFmode like HImode.
3980 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
3981 (coproc_secondary_reload_class): Special-case HFmode.
3982 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
3983 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
3984 (arm_init_fp16_builtins): New.
3985 (arm_init_builtins): Call it.
3986 (arm_invalid_parameter_type): New.
3987 (arm_invalid_return_type): New.
3988 (arm_promoted_type): New.
3989 (arm_convert_to_type).
3990 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
3992 (arm_emit_fp16_const): New function.
3993 (arm_mangle_type): Mangle __fp16 as "Dh".
3994 * config/arm/arm.h (TARGET_VFPD32): Make it know about
3996 (TARGET_NEON_FP16): New.
3997 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
3998 (enum fputype): Add FPUTYPE_NEON_FP16.
3999 (enum arm_fp16_format_type): Declare.
4000 (arm_fp16_format): Declare.
4001 (LARGEST_EXPONENT_IS_NORMAL): Define.
4002 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
4003 * config/arm/arm-modes.def (HFmode): Define.
4004 * config/arm/vfp.md: (*movhf_vfp): New.
4007 * config/arm/arm.md: (fpu): Add neon_fp16.
4008 (floatsihf2, floatdihf2): New.
4009 (fix_trunchfsi2, fix_trunchfdi2): New.
4013 (*arm32_movhf): New.
4014 (*thumb1_movhf): New.
4015 (consttable_2): Add check for HFmode constants.
4016 (consttable_4): Handle HFmode constants.
4018 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
4020 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
4022 2009-06-17 Olivier Hainque <hainque@adacore.com>
4024 * collect2.c (main): Use CONST_CAST2 to perform char ** to
4025 const char ** conversion in AIX specific section.
4027 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
4029 * config/i386/i386.c (ix86_special_builtin_type): Remove
4030 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
4031 (bdesc_special_args): Updated.
4032 (ix86_init_mmx_sse_builtins): Likewise.
4033 (ix86_expand_special_args_builtin): Likewise.
4035 2009-06-17 Richard Henderson <rth@redhat.com>
4037 * tree-pretty-print.c (maybe_dump_asm_name): New.
4038 (dump_decl_name): Use it.
4039 (PRINT_FUNCTION_NAME): Merge into...
4040 (dump_function_name): ... here. Use maybe_dump_asm_name.
4042 2009-06-17 Cary Coutant <ccoutant@google.com>
4044 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
4046 * debug.c (struct gcc_debug_hooks): Change placeholder for
4048 (debug_nothing_int_charstar_int): Replaced by...
4049 (debug_nothing_int_charstar_int_bool): ...this.
4050 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
4051 source_line prototype.
4052 (debug_nothing_int_charstar_int): Replaced by...
4053 (debug_nothing_int_charstar_int_bool): ...this.
4054 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
4055 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
4056 Output is_stmt operand when necessary.
4057 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
4058 (notice_source_line): Add is_stmt parameter.
4059 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
4060 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
4062 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
4063 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
4065 2009-06-17 Ian Lance Taylor <iant@google.com>
4067 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
4069 (struct store_by_pieces_d): Rename from store_by_pieces. Change
4072 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
4074 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
4075 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
4076 tree_strip_sign_nop_conversions and
4077 tree_ssa_strip_useless_type_conversions rather than stripping
4078 the operations here.
4079 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
4081 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
4082 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
4083 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
4084 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
4087 2009-06-17 Michael Eager <eager@eagercon.com>
4089 * config/rs6000/constraints.md (register_constraint "d"): New.
4090 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
4091 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
4092 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
4093 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
4094 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
4095 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
4096 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
4097 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
4098 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
4099 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
4101 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
4102 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
4103 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
4104 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
4105 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
4106 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
4107 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
4108 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
4109 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
4110 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
4111 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
4112 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
4113 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
4114 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
4116 2009-06-16 Ian Lance Taylor <iant@google.com>
4118 * profile.c (total_num_never_executed): Don't define.
4119 (compute_branch_probabilities): Don't count or print
4121 (init_branch_prob): Don't set total_num_never_executed.
4122 (end_branch_prob): Don't print total_num_never_executed.
4124 2009-06-17 David Daney <ddaney@caviumnetworks.com>
4126 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
4128 2009-06-17 David Edelsohn <edelsohn@gnu.org>
4130 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
4131 (nabstd2_fpr): Same.
4133 2009-06-17 Steve Ellcey <sje@cup.hp.com>
4135 * expr.c (expand_assignment): Change complex type check.
4137 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
4139 * doc/plugins.texi (Building GCC plugins): Added new section.
4141 2009-06-17 Ian Lance Taylor <iant@google.com>
4143 * c-pch.c (get_ident): Don't set size of templ array.
4144 (pch_init): Don't set size of partial_pch array.
4146 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
4147 string constant to intialize an array whose size is the length of
4150 2009-06-17 Richard Guenther <rguenther@suse.de>
4152 PR tree-optimization/40389
4153 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
4154 to addressable types.
4155 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
4157 2009-06-17 Richard Guenther <rguenther@suse.de>
4160 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
4161 if there is no evolution of left in the loop bail out.
4162 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
4163 chrec_fold_multiply.
4165 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
4166 Janis Johnson <janis187@us.ibm.com>
4169 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
4170 for the symbol ref of a constant that is the source of a move
4171 - nor for any other not-obvious-label-ref constants.
4173 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
4175 * plugin.c (position_pass): Skip newly inserted pass during list
4176 traversal to avoid repeated insertion.
4178 2009-06-16 Ian Lance Taylor <iant@google.com>
4180 * vec.h (VEC_stack_alloc): Define different version if
4181 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
4182 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
4183 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
4184 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
4186 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
4188 * config.gcc (extra_headers): Add ia32intrin.h for x86.
4190 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
4191 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
4192 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
4193 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
4194 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
4195 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
4196 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
4197 (bdesc_special_args): Add __builtin_ia32_rdtsc and
4198 __builtin_ia32_rdtscp.
4199 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
4200 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
4201 and __builtin_ia32_rorhi.
4202 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
4203 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
4204 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
4205 (ix86_expand_args_builtin): Likewise.
4206 (ix86_expand_special_args_builtin): Likewise.
4208 * config/i386/i386.md (UNSPECV_RDTSCP): New.
4209 (UNSPECV_RDTSC): Likewise.
4210 (UNSPECV_RDPMC): Likewise.
4211 (*bsr): Renamed to ...
4213 (*bsr_rex64): Renamed to ...
4217 (*rdpmc_rex64): Likewise.
4220 (*rdtsc_rex64): Likewise.
4222 (*rdtscp): Likewise.
4223 (*rdtscp_rex64): Likewise.
4225 * config/i386/ia32intrin.h: New.
4227 * config/i386/x86intrin.h: Include <ia32intrin.h>.
4229 2009-06-16 Ian Lance Taylor <iant@google.com>
4231 * ira-build.c (copy_info_to_removed_store_destinations):
4232 Initialize parent_a.
4234 2009-06-16 Ian Lance Taylor <iant@google.com>
4236 * c-decl.c (grokdeclarator): Change size_varies to bool.
4238 2009-06-16 Ian Lance Taylor <iant@google.com>
4240 * sel-sched.c: Make forward declarations of move_op_hooks and
4241 fur_hooks explicitly extern.
4243 2009-06-16 Ian Lance Taylor <iant@google.com>
4245 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
4246 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
4248 2009-06-16 Ian Lance Taylor <iant@google.com>
4250 * resource.c (mark_referenced_resources): Change
4251 include_delayed_effects parameter to bool. Change all callers.
4252 (mark_end_of_function_resources): Likewise.
4253 * reorg.c (insn_references_resource_p): Likewise.
4254 (insn_sets_resource_p): Likewise.
4255 * resource.h (mark_referenced_resources): Update declaration.
4256 (mark_end_of_function_resources): Update declaration.
4258 2009-06-16 David Edelsohn <edelsohn@gnu.org>
4260 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
4262 2009-06-16 David Edelsohn <edelsohn@gnu.org>
4264 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
4265 GCC can bootstrap on AIX with GNU Binutils 2.20.
4267 2009-06-16 Ian Lance Taylor <iant@google.com>
4269 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
4271 2009-06-16 Ian Lance Taylor <iant@google.com>
4273 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
4274 inline, not extern inline.
4275 (exact_log2): Likewise.
4276 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
4278 (exact_log2): Likewise, but don't test CTZ_HWI.
4280 2009-06-16 Ian Lance Taylor <iant@google.com>
4282 * bitmap.c (bitmap_clear): Don't declare as inline.
4283 * gimple.c (gimplify_assign): Likewise.
4284 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
4285 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
4286 (sched_scan_info): Remove duplicate definition.
4288 2009-06-16 Ian Lance Taylor <iant@google.com>
4290 * c-common.c (skip_evaluation): Don't define.
4291 (c_inhibit_evaluation_warnings): Define global variable.
4292 (overflow_warning): Check c_inhibit_evaluation_warnings rather
4293 than skip_evaluation.
4294 (convert_and_check, warn_for_div_by_zero): Likewise.
4295 * c-common.h (skip_evaluation): Don't declare.
4296 (c_inhibit_evaluation_warnings): Declare.
4297 * c-parser.c (c_parser_typeof_specifier): Set
4298 c_inhibit_evaluation_warnings rather than skip_evaluation.
4299 (c_parser_conditional_expression): Likewise.
4300 (c_parser_binary_expression): Likewise.
4301 (c_parser_sizeof_expression): Likewise.
4302 (c_parser_alignof_expression): Likewise.
4303 * c-typeck.c (build_indirect_ref): Check
4304 c_inhibit_evaluation_warnings rather than skip_evaluation.
4305 (build_conditional_expr, build_binary_op): Likewise.
4307 2009-06-16 Richard Guenther <rguenther@suse.de>
4309 * tree-ssa-alias.c (is_escape_site): Remove.
4310 * tree-ssa-alias.h (enum escape_type): Remove.
4311 (is_escape_site): Likewise.
4312 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
4313 via casts and asms without deferring to is_escape_site.
4315 2009-06-16 Jakub Jelinek <jakub@redhat.com>
4318 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
4319 use gen_lowpart if op0 has complex mode.
4321 2009-06-16 Richard Guenther <rguenther@suse.de>
4323 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
4324 variables add them to ESCAPED.
4325 (find_func_aliases): Do not make all indirectly stored values escaped.
4327 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
4329 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
4332 2009-06-16 Martin Jambor <mjambor@suse.cz>
4334 PR tree-optimization/40432
4335 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
4336 check whether we need to force gimple register operand.
4338 2009-06-16 Martin Jambor <mjambor@suse.cz>
4340 PR tree-optimization/40413
4341 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
4342 build_ref_for_offset.
4343 (propagate_subacesses_accross_link): Fix a typo in a comment.
4345 2009-06-16 Ira Rosen <irar@il.ibm.com>
4347 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
4348 with additional parameter.
4349 * tree-vectorizer.h (enum vect_def_type): Add new value
4351 (enum vect_relevant): Add comments.
4352 (vect_is_simple_reduction): Add new argument.
4353 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
4354 Detect nested cycles.
4355 (vect_is_simple_reduction): Update documentation, add an argument to
4356 distinguish inner-loop reduction from nested cycle, detect nested
4357 cycles, fix printings and indentation, don't swap operands in case
4359 (get_initial_def_for_reduction): Handle subtraction.
4360 (vect_create_epilog_for_reduction): Add new argument to specify
4362 (vect_finalize_reduction): Handle subtraction, fix comments.
4363 (vectorizable_reduction): Handle nested cycles. In case of nested
4364 cycle keep track of the reduction variable position. Call
4365 vect_is_simple_reduction with additional parameter. Use original
4366 statement code in reduction epilogue for nested cycle. Call
4367 vect_create_epilog_for_reduction with additional parameter.
4368 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
4369 inner-loop vectorization.
4370 (vect_recog_widen_sum_pattern): Likewise.
4371 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
4373 (vect_mark_stmts_to_be_vectorized): Likewise.
4374 (vect_get_vec_def_for_operand): Handle nested cycles.
4376 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4378 * doc/invoke.texi (Debugging Options): Fix option index entries
4379 for -fdump-statistics, -frandom-seed add entries for
4380 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
4381 (FRV Options): Fix entries for -mTLS, -mtls.
4382 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
4383 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
4384 (M68hc1x Options): Fix @itemx for -mnominmax.
4385 (MCore Options): Fix entry for -mno-lsim.
4386 (MMIX Options): Fix entry for -mabi=mmixware.
4387 (PDP-11 Options): Fix entry for -mbcopy-builtin.
4389 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
4391 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
4392 Mention the plugin mode of gengtype.
4393 * doc/gty.texi (Source Files Containing Type Information): Likewise.
4394 * gengtype.c: Updated copyright.
4395 (plugin_files, nb_plugin_files) Added new static variables.
4396 (measure_input_list) Care about plugin_files.
4397 (write_rtx_next): Added early return in plugin mode.
4398 (create_file): Updated copyright year in generated file. Added
4400 (oprintf): Added early return if NULL outf.
4401 (get_output_file_with_visibility): Care of plugin_files.
4402 (get_output_file_name): May return null.
4403 (write_local): Added early return.
4404 (put_mangled_filename): Ditto.
4405 (finish_root_table): Added check for base_files.
4406 (write_roots): Care about null when plugins.
4407 (main): Added plugin mode.
4409 2009-06-15 Ian Lance Taylor <iant@google.com>
4411 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
4412 * gcov.c (read_count_file): Add braces around variables declared
4415 * c.opt (Wjump-misses-init): New warning.
4416 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
4417 -Wall and -Wc++-compat if not already set.
4418 (c_common_post_options): Clear warn_jump_misses_init if it was not
4420 * c-decl.c (struct c_binding): Change type field to a union with
4421 new label field. Make it the first field in the struct. Update
4422 references to type to use u.type instead.
4423 (struct c_spot_bindings): Define.
4424 (struct c_goto_bindings): Define.
4425 (c_goto_bindings_p): Define, along with VECs.
4426 (struct c_label_vars): Define.
4427 (struct c_scope): Add has_label_bindings field.
4428 (bind_label, set_spot_bindings): New static functions.
4429 (decl_jump_unsafe, update_spot_bindings): New static functions.
4430 (update_label_decls): New static function.
4431 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
4432 Update binding u.label field to shadowed field.
4433 (c_binding_start_stmt_expr): New function.
4434 (c_binding_end_stmt_expr): New function.
4435 (pushdecl): Don't call c_begin_vm_scope.
4436 (make_label): Add defining and p_label_vars parameters. Change
4438 (lookup_label): Correct test for whether a label has not yet been
4439 defined. Call bind_label rather than bind.
4440 (warn_about_goto): New static function.
4441 (lookup_label_for_goto): New function.
4442 (declare_label): Call bind_label rather than bind.
4443 (check_earlier_gotos): New static function.
4444 (define_label): Don't give errors about jumping into statement
4445 expressions or scopes of variably modified types. Call
4446 set_spot_bindings and check_earlier_gotos. Call bind_label
4447 instead of bind. Don't set label_context_stack_se or
4448 label_context_stack_vm.
4449 (c_get_switch_bindings): New function.
4450 (c_release_switch_bindings): New function.
4451 (c_check_switch_jump_warnings): New function.
4452 (start_function): Don't set label_context_stack_se or
4453 label_context_stack_vm.
4454 (finish_function): Likewise.
4455 * c-typeck.c (label_context_stack_se): Don't define.
4456 (label_context_stack_vm): Don't define.
4457 (c_finish_goto_label): Call lookup_label_for_goto rather than
4458 lookup_label. Don't give errors about jumping into a statement
4459 expression or the scope of a variably modified type. Don't set
4460 label_context_stack_se or label_context_stack_vm.
4461 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
4462 fields. Add bindings field.
4463 (c_start_case): Don't set deleted fields. Set bindings field.
4464 (do_case): Rework order of tests. Don't check blocked_stmt_expr
4465 or blocked_vm. Call c_check_switch_jump_warnings.
4466 (c_finish_case): Don't test blocked_stmt_expr field. Call
4467 c_release_switch_bindings.
4468 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
4469 c_switch_stack. Don't walk label_context_stack_se labels. Don't
4470 set label_context_stack_se. Call c_bindings_start_stmt_expr.
4471 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
4472 c_switch_stack. Don't walk label_context_stack_se labels. Don't
4473 set label_context_stack_se. Call c_bindings_end_stmt_expr.
4474 (c_begin_vm_scope, c_end_vm_scope): Don't define.
4475 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
4476 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
4477 (C_DECL_UNJUMPABLE_VM): Don't define.
4478 (C_DECL_UNDEFINABLE_VM): Don't define.
4479 (struct c_label_list): Don't define.
4480 (struct c_label_context_se): Don't define.
4481 (struct c_label_context_vm): Don't define.
4482 (struct c_spot_bindings): Declare.
4483 (c_bindings_start_stmt_expr): Declare.
4484 (c_bindings_end_stmt_expr): Declare.
4485 (lookup_label_for_goto): Declare.
4486 (c_get_switch_bindings, c_release_switch_bindings): Declare.
4487 (c_check_switch_jump_warnings): Declare.
4488 (label_context_stack_se, label_context_stack_vm): Don't declare.
4489 (c_finish_goto_label): Update declaration.
4490 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
4491 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
4492 (Warning Options): Document -Wjump-misses-init.
4494 2009-06-15 Jakub Jelinek <jakub@redhat.com>
4496 * tree-object-size.c (addr_object_size): Fix a pasto in the last
4499 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
4501 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
4503 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
4505 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
4507 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
4509 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
4511 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
4513 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
4514 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
4515 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
4516 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
4517 * dwarf2asm.c (dw2_force_const_mem): Update call to
4519 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
4520 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
4521 * langhooks.c (lhd_comdat_group): Remove.
4522 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
4523 * tree.h (DECL_COMDAT_GROUP): New.
4524 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
4525 (tree_decl_with_vis): Add comdat_group. Remove one_only.
4526 (make_decl_one_only): Change signature.
4527 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
4529 (make_decl_one_only): Change signature.
4530 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
4532 2009-06-15 Richard Guenther <rguenther@suse.de>
4535 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
4537 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4539 * tree-ssa-math-opts.c: Remove extra divide.
4541 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4543 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
4545 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4547 * passes.c: Add bswap pass.
4548 * tree-pass.h: Add pass_optimize_bswap declaration.
4549 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
4550 Include rtl.h, expr.h and optabs.h for optab_handler check.
4551 (struct symbolic_number, pass_optimize_bswap): New definition.
4552 (do_shift_rotate, verify_symbolic_number_p): New functions.
4553 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
4554 (gate_optimize_bswap): New function.
4555 * tree.c (widest_int_cst_value): New function.
4556 * tree.h (widest_int_cst_value): Prototype added.
4558 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
4560 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
4561 REG_EQUAL/REG_EQUIV notes.
4563 2009-06-14 Richard Guenther <rguenther@suse.de>
4566 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
4567 has its address taken if NRV was applied and it is addressable.
4568 * tree-ssa-structalias.c (get_constraint_for_address_of): New
4569 function split out from ...
4570 (get_constraint_for_1): ... here.
4571 (handle_rhs_call): Use it to mark the return slot escaped if
4572 it is addressable and NRV was applied.
4574 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
4576 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
4577 Change first argument type to location_t.
4578 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
4579 Do not set input_location.
4580 Use loc instead of input_location throughout.
4582 2009-06-13 Richard Guenther <rguenther@suse.de>
4584 PR tree-optimization/40421
4585 * tree-predcom.c (should_unroll_loop_p): Remove.
4586 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
4588 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
4590 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4591 Add location argument.
4593 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
4595 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
4597 * config/s390/s390.c (s390_build_builtin_va_list): Same.
4598 (s390_gimplify_va_arg): Pass location to create_artificial_label.
4599 * config/spu/spu-protos.h: Add location to
4600 spu_resolve_overloaded_builtin.
4601 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
4602 spu_build_builtin_va_list.
4603 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
4604 argument. Pass location to build_function_call_vec.
4605 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
4607 (emit_fpu_switch): Same.
4608 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
4609 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
4610 to build_decl and create_artificial_label.
4611 (xtensa_gimplify_va_arg_expr): Same.
4612 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
4613 (xstormy16_gimplify_va_arg_expr): Same.
4614 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
4615 * config/arm/arm.c (arm_build_builtin_va_list): Same.
4616 * config/mips/mips.c (mips_build_builtin_va_list): Same.
4617 (mips16_build_function_stub): Same.
4618 (mips16_build_call_stub): Same.
4620 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
4623 * arm/constraints.md (Pa, Pb): New constraints.
4624 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
4625 split pattern to deal with them.
4627 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
4629 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
4630 fix index entry for -Xpreprocessor.
4632 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
4634 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4635 Add location argument to build_decl call.
4636 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
4637 (rs6000_init_builtins): Same.
4638 (spe_init_builtins): Same.
4639 (rs6000_gimplify_va_arg): Add location argument to
4640 create_artificial_label call.
4642 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
4644 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
4645 * combine-stack-adj.c (pass_stack_adjustments): Use it.
4646 * Makefile.in: Fix GGC dependency for gcse.o.
4648 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
4650 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
4651 * gimple-pretty-print.c (dump_gimple_stmt): Same.
4652 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
4654 * c-parser.c (c_parser_binary_expression): Use current column while
4655 building binary operations.
4656 * common.opt (fshow-column): Enable by default.
4657 * tree-vrp.c (check_array_ref): Use warning_at.
4658 (check_array_bounds): Use location from call back if expr has no
4660 * tree.h: Add location argument to maybe_fold_*.
4661 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
4662 (maybe_fold_offset_to_array_ref): Add location argument and use it.
4663 (maybe_fold_offset_to_component_ref): Same.
4664 (maybe_fold_offset_to_reference): Same.
4665 (maybe_fold_offset_to_address): Same.
4666 (maybe_fold_stmt_indirect): Same.
4667 (maybe_fold_stmt_addition): Same.
4668 (fold_stmt_r): Pass location to maybe_fold_*.
4669 (fold_gimple_assign): Same.
4670 * c-tree.h: Add location argument to finish_decl,
4671 default_function_array_conversion, store_init_value.
4672 * c-decl.c (define_label): Use error_at.
4673 (c_make_fname_decl): Pass location to finish_decl.
4674 (finish_decl): New location argument.
4675 (build_compound_literal): Pass location to store_init_value.
4676 (grokdeclarator): Pass location to finish_decl.
4678 * c-typeck.c (array_to_pointer_conversion): New location argument.
4679 (function_to_pointer_conversion): Same.
4680 (default_function_array_conversion): Same.
4681 (parser_build_unary_op): Pass location to overflow_warning.
4682 (parser_build_binary_op): Same. Use warning_at.
4683 (build_unary_op): Pass location to array_to_pointer_conversion.
4684 (build_c_cast): Pass location to digest_init.
4685 (build_modify_expr): New location argument.
4686 (convert_for_assignment): Same.
4687 (store_init_value): Same.
4688 (digest_init): Same.
4689 (output_init_element): Pass location to digest_init and
4690 array_to_pointer_conversion.
4691 (c_finish_return): Pass location to convert_for_assignment.
4692 * gimplify.c (gimplify_conversion): Pass location to
4693 maybe_fold_offset_to_address.
4694 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
4695 to maybe_fold_stmt_addition.
4696 * c-omp.c (c_finish_omp_atomic): Pass new location to
4698 (c_finish_omp_for): Same.
4699 * c-common.c (overflow_warning): New argument.
4700 * c-common.h: New argument to build_modify_expr, overflow_warning.
4701 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
4703 (c_parser_initializer): Pass location to
4704 default_function_array_conversion.
4705 (c_parser_initelt): Same.
4706 (c_parser_initval): Same.
4707 (c_parser_asm_operands): Same.
4708 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
4709 (c_parser_conditional_expression): Same.
4710 (c_parser_binary_expression): Add location info to stack. Use it.
4711 (c_parser_unary_expression): Pass location to
4712 default_function_array_conversion, parser_build_unary_op,
4713 build_indirect_ref, c_parser_postfix_expression_after_primary.
4714 (c_parser_postfix_expression_after_primary): New location argument.
4716 (c_parser_expression_conv): Pass location to
4717 default_function_array_conversion.
4718 (c_parser_expr_list): Same.
4719 (c_parser_omp_atomic): Same.
4720 (c_parser_omp_for_loop): Same.
4721 * c-tree.h: (struct c_declarator): Add comment to id_loc.
4722 (build_array_declarator): New argument.
4723 * c-decl.c (build_array_declarator): Add location argument.
4724 (grokdeclarator): Set id_loc for cdk_array.
4725 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
4726 build_array_declarator.
4727 * tree.c (build_omp_clause): Add location argument.
4728 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
4729 (OMP_CLAUSE_LOCATION): New macro.
4730 (struct tree_omp_clause): Add location field.
4731 (build_omp_clause): Add argument.
4732 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
4733 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
4735 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
4736 (cp_parser_omp_clause_collapse): Same.
4737 (cp_parser_omp_clause_default): Same.
4738 (cp_parser_omp_clause_if): Same.
4739 (cp_parser_omp_clause_nowait): Same.
4740 (cp_parser_omp_clause_num_threads): Same.
4741 (cp_parser_omp_clause_ordered): Same.
4742 (cp_parser_omp_clause_schedule): Same.
4743 (cp_parser_omp_clause_untied): Same.
4744 (cp_parser_omp_for_loop): Same.
4745 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
4746 * c-tree.h (c_start_case): Add location argument.
4747 (c_process_expr_stmt): Same.
4748 (c_finish_goto_*): Same.
4749 * tree-parloops.c (initialize_reductions): Pass location to
4751 (create_parallel_loop): Same.
4752 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
4753 (gfc_trans_omp_reduction_list): Same.
4754 (gfc_trans_omp_clauses): Same.
4755 (gfc_trans_omp_do): Same.
4756 * c-typeck.c (c_finish_goto_label): Same.
4757 (c_finish_goto_ptr): New location argument.
4758 (c_start_case): Same.
4759 (emit_side_effect_warnings): Same.
4760 (c_process_expr_stmt): Same.
4761 (c_finish_stmt_expr): Same.
4762 (c_finish_omp_clauses): Use error_at instead of error.
4763 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
4765 * c-omp.c (c_split_parallel_clauses): New location argument.
4766 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
4767 to build_omp_clause.
4768 (convert_local_reference_stmt): Same.
4769 (convert_gimple_call): Same.
4770 * c-common.h (c_split_parallel_clauses): New argument.
4771 * c-parser.c (c_parser_statement_after_labels): Pass location to
4772 c_finish_goto_label.
4773 (c_parser_switch_statement): Pass location to c_start_case.
4774 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
4775 and c_process_expr_stmt.
4776 (c_parser_omp_variable_list): Add location argument.
4777 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
4778 (c_parser_omp_clause_default): Same.
4779 (c_parser_omp_clause_if): Same.
4780 (c_parser_omp_clause_num_threads): Same.
4781 (-c_parser_omp_clause_ordered): Same.
4782 (c_parser_omp_clause_reduction): Pass location to
4783 c_parser_omp_variable_list.
4784 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
4785 (c_parser_omp_clause_untied): Same.
4786 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
4787 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
4789 * c-tree.h (check_for_loop_decls, undeclared_variable,
4790 build_component_ref, build_array_ref, build_external_ref,
4791 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
4792 build_conditional_expr, build_compound_expr, c_cast_expr,
4793 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
4794 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
4796 * c-semantics.c (build_stmt): Same.
4797 (build_case_label): Same.
4798 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
4799 (undeclared_variable): New argument.
4801 (lookup_label): Pass location on down.
4802 (define_label): Same.
4803 (finish_decl): Same.
4804 (build_compound_literal): Same.
4805 (finish_struct): Same.
4806 (finish_function): Do not set location here.
4807 (check_for_loop_decls): New argument.
4808 * tree.c (save_expr): Set location.
4809 (build_empty_stmt): New argument.
4810 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
4811 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
4812 * builtins.c (gimplify_va_arg_expr): Use locations.
4813 (expand_builtin_sync_operation): Same.
4814 * c-typeck.c (build_component_ref): New argument.
4815 (build_array_ref): Same.
4816 (build_external_ref): Same.
4817 (c_expr_sizeof_expr): Same.
4818 (c_expr_sizeof_type): Same.
4819 (parser_build_unary_op): Same.
4820 (build_conditional_expr): Same.
4821 (build_compound_expr): Pass location on down.
4822 (build_compound_expr): New argument.
4823 (build_c_cast): Same.
4824 (c_cast_expr): Same.
4825 (build_asm_expr): Same.
4826 (c_finish_return): Same.
4827 (c_process_expr_stmt): Pass location on down.
4828 (c_finish_stmt_expr): New argument.
4829 (push_clenaup): Same.
4830 (c_finish_omp_parallel): Same.
4831 (c_finish_omp_task): Same.
4832 * gimplify.c (gimplify_call_expr): Pass location on down.
4833 * c-omp.c (c_finish_omp_master): New argument.
4834 (c_finish_omp_critical): Same.
4835 (c_finish_omp_ordered): Same.
4836 (c_finish_omp_barrier): Same.
4837 (-c_finish_omp_taskwait): Same.
4838 (c_finish_omp_atomic): Same.
4839 (c_finish_omp_flush): Same.
4840 * tree-inline.c (copy_tree_body_r): Pass location on down.
4841 (inline_forbidden_p): Remove use of input_location.
4842 * c-gimplify.c (c_build_bind_expr): New argument.
4843 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
4844 (c_sizeof_or_alignof_type): New argument.
4845 (c_alignof_expr): Same.
4846 (build_va_arg): Same.
4847 (c_add_case_label): Same.
4848 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
4849 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
4850 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
4851 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
4852 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
4853 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
4855 * stub-objc.c (objc_build_selector_expr): Same.
4856 (objc_build_throw_stmt): Same.
4857 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
4858 (c_parser_initelt): Same.
4859 (c_parser_compound_statement): Same.
4860 (c_parser_compound_statement_nostart): Same.
4861 (c_parser_label): Same.
4862 (c_parser_statement_after_labels): Same.
4863 (c_parser_if_body): Same.
4864 (c_parser_else_body): Same.
4865 (c_parser_if_statement): Same.
4866 (c_parser_switch_statement): Same.
4867 (c_parser_while_statement): Same.
4868 (c_parser_do_statement): Same.
4869 (c_parser_for_statement): Same.
4870 (c_parser_asm_statement): Same.
4871 (c_parser_conditional_expression): Same.
4872 (c_parser_binary_expression): Same.
4873 (c_parser_cast_expression): Same.
4874 (c_parser_unary_expression): Same.
4875 (c_parser_sizeof_expression): Same.
4876 (c_parser_alignof_expression): Same.
4877 (c_parser_postfix_expression): Same.
4878 (c_parser_expression): Same.
4879 (c_parser_objc_receiver): Same.
4880 (c_parser_omp_variable_list): Same.
4881 (c_parser_omp_structured_block): Same.
4882 (c_parser_omp_atomic): New argument.
4883 (c_parser_omp_barrier): Same.
4884 (c_parser_omp_critical): Same.
4885 (c_parser_omp_flush): Pass location on down.
4886 (c_parser_omp_for_loop): New argument.
4887 (c_parser_omp_for): Same.
4888 (c_parser_omp_master): Same.
4889 (c_parser_omp_ordered): Same.
4890 (c_parser_omp_sections_scope): Same.
4891 (c_parser_omp_sections): Same.
4892 (c_parser_omp_parallel): Same.
4893 (c_parser_omp_single): Same.
4894 (c_parser_omp_task): Same.
4895 (c_parser_omp_taskwait): Pass location on down.
4896 (c_parser_omp_construct): Same.
4897 (c_parser_omp_threadprivate): Same.
4898 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
4899 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
4900 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
4901 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
4902 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
4903 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
4904 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
4905 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
4906 config/i386/i386.c, stmt.c:
4907 Add location argument to the following function definitions and/or
4908 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
4909 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
4910 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
4911 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
4912 do_case, c_finish_bc_stmt, build_compound_literal,
4913 build_function_call.
4914 * c-decl.c (build_compound_literal): Add location argument.
4915 Make all diagnostic calls use location.
4916 (start_struct): Same.
4917 (finish_struct): Same.
4919 (build_enumerator): Same.
4920 (start_function): Same.
4921 (grokdeclarator): Make all diagnostic calls use location.
4922 (store_parm_decls_oldstyle): Same.
4923 * c-typeck.c (build_function_call): Add location argument.
4924 Make all diagnostic calls use location.
4926 (c_finish_bc_stmt): Same.
4927 * tree-nested.c (get_trampoline_type): Add argument.
4928 Pass location to build_decl.
4929 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
4930 * rtl.h (RTL_LOCATION): New.
4931 * c-common.c (c_add_case_label): Add location argument.
4932 Make all diagnostic calls use location.
4933 * c-common.h: Add location argument to make_fname_decl, do_case,
4934 c_add_case_label, build_function_call, resolve_overloaded_builtin.
4935 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
4936 Set it appropriately for every case. Pass enum_loc to start_enum
4937 call. Pass value_loc first to build_enumerator. Pass enum_loc to
4939 (c_parser_struct_or_union_specifier): Save location. Use it for
4940 start_struct, finish_struct, and parser_xref_tag.
4942 2009-06-12 Ian Lance Taylor <iant@google.com>
4944 * fold-const.c (fold_unary): Rename local variable and to and_expr.
4946 * c-opts.c (c_common_handle_option): For -Wc++-compat set
4947 cpp_opts->warn_cxx_operator_names.
4949 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
4952 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
4953 is returns NULL and OP is a VCE, look through the VCE.
4955 2009-06-12 Ian Lance Taylor <iant@google.com>
4958 * collect2.c (main): Use CONST_CAST2 in code inside #if
4959 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
4961 2009-06-12 Joey Ye <joey.ye@intel.com>
4964 * cfgexpand.c (get_decl_align_unit): Update
4965 max_used_stack_slot_alignment with align instead of
4966 stack_alignment_needed.
4968 * function.c (assign_stack_local_1): Update
4969 max_used_stack_slot_alignment with alignment_in_bits instead
4970 of stack_alignment_needed.
4971 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
4974 2009-06-12 Jakub Jelinek <jakub@redhat.com>
4976 * dwarf2out.c (last_var_location_insn): New variable.
4977 (dwarf2out_end_epilogue): Clear last_var_location_insn.
4978 (dwarf2out_var_location): Don't record anything after last real
4979 insn. Only change labels if there were any real instructions
4980 in between last note and this one, or if changed sections.
4982 2009-06-11 Richard Henderson <rth@redhat.com>
4984 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
4985 note when storing the frame pointer in a register.
4986 (FRP): Don't redefine to nothing for epilogue.
4987 (alpha_expand_epilogue): Mark register and sp restores.
4988 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
4990 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
4991 when gen_lowpart is needed.
4993 2009-06-11 Richard Henderson <rth@redhat.com>
4995 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
4997 * dwarf2out.c (need_data_align_sf_opcode): New.
4998 (div_data_align): Move earlier.
4999 (def_cfa_1, reg_save): Use it.
5001 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
5003 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
5004 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
5005 (ix86_handle_option): Handle OPT_mcrc32.
5006 (ix86_target_string): Add -mcrc32.
5007 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
5009 * config/i386/i386.h (TARGET_CRC32): New.
5011 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
5012 (sse4_2_crc32di): Likewise.
5014 * config/i386/i386.opt (mcrc32): New.
5016 * doc/invoke.texi: Document -mcrc32.
5018 2009-06-11 Richard Henderson <rth@redhat.com>
5020 * common.opt (gdwarf-): Accept a version number.
5021 * doc/invoke.texi (gdwarf-): Update docs.
5022 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
5023 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
5024 version level, and record it.
5026 * dwarf2.h (DW_CIE_VERSION): Remove.
5027 * dwarf2out.c (DWARF_VERSION): Remove.
5028 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
5029 (output_call_frame_info): Use CIE version 3 for dwarf3,
5030 or if the return register column is out of range for version 1.
5031 (dwarf_stack_op_name): Add all dwarf3 values.
5032 (DEBUG_PUBTYPES_SECTION): New.
5033 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
5034 encoding change for dwarf3.
5035 (output_die) [dw_val_class_die_ref]: Likewise.
5036 (output_compilation_unit_header): Emit correct version for dwarf3.
5037 (output_line_info): Likewise.
5038 (output_pubnames): Update for DWARF_VERSION removal.
5039 (output_aranges): Likewise.
5040 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
5041 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
5042 (dwarf2out_finish): Likewise.
5044 2009-06-11 David Daney <ddaney@caviumnetworks.com>
5046 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
5049 2009-06-11 David Daney <ddaney@caviumnetworks.com>
5052 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
5053 * builtins.c (expand_builtin_unreachable): New function.
5054 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
5055 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
5056 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
5058 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
5059 searching for missing barriers.
5061 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5063 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
5064 when -fprofile-generate* was passed.
5065 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
5067 2009-06-11 Anthony Green <green@moxielogic.com>
5069 * config/moxie/moxie.md: Define length attribute for all instructions.
5071 (*b<cond:code>): Support limited branch ranges for new PC-relative
5072 branch instructions.
5073 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
5075 2009-06-11 Jakub Jelinek <jakub@redhat.com>
5077 * config/i386/i386.c (min_insn_size): Use get_attr_length
5078 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
5081 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
5082 instead of emit_insn_before.
5084 2009-06-10 Ian Lance Taylor <iant@google.com>
5087 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
5090 2009-06-10 Revital Eres <eres@il.ibm.com>
5092 * passes.c (init_optimization_passes): Reschedule
5093 predictive-commoning pass before complete unroll pass.
5095 2009-06-10 Martin Jambor <mjambor@suse.cz>
5097 * cgraph.c (cgraph_node_can_be_local_p): New function.
5098 (cgraph_make_node_local): New function.
5099 * cgraph.h (cgraph_node_can_be_local_p): Declare.
5100 (cgraph_make_node_local): Declare.
5102 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
5104 * tree.h (tree_base): Add packed_flag and user_align fields.
5105 Decrease size of spare field.
5106 (TYPE_USER_ALIGN): Use user_align from tree_base.
5107 (DECL_USER_ALIGN): Likewise.
5108 (TYPE_PACKED): Use packed_flag from tree_base.
5109 (DECL_PACKED): Likewise.
5110 (tree_type): Delete packed_flag and user_align fields. Widen
5111 precision field. Widen mode field and shuffle fields to align
5112 mode on an 8-bit boundary.
5113 (tree_decl_common): Delete decl_flag_1 and user_align fields.
5114 Renumber decl_flag_* fields. Fix comments. Widen
5115 decl_common_unused field.
5116 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
5117 (DECL_EXTERNAL): Likewise.
5118 (DECL_BIT_FIELD): Likewise.
5119 (DECL_NONADDRESSABLE_P): Likewise.
5120 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
5121 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
5123 2009-06-10 Ian Lance Taylor <iant@google.com>
5125 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
5126 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
5127 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
5128 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
5129 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
5130 DEF_VEC_ALLOC_FUNC_P.
5131 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
5132 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
5133 DEF_VEC_ALLOC_FUNC_O.
5134 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
5135 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
5136 DEF_VEC_ALLOC_FUNC_I.
5137 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
5138 (vec_stack_p_reserve_exact_1): Declare.
5139 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
5140 (vec_stack_free): Declare.
5141 (VEC_stack_alloc): Define.
5142 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
5143 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
5144 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
5145 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
5147 (stack_vecs): New static variable.
5148 (vec_stack_p_reserve_exact_1): New function.
5149 (vec_stack_o_reserve_1): New static function.
5150 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
5151 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
5152 (vec_stack_free): New function.
5153 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
5154 (VEC_df_ref_stack_alloc): Define.
5155 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
5156 DEF_VEC_ALLOC_P_STACK.
5157 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
5158 (struct df_collection_rec): Change _vec fields to VEC. Remove
5160 (df_free_collection_rec): Adjust for new fields.
5161 (df_insn_rescan): Use new df_collection_rec fields.
5162 (df_notes_rescan, df_canonize_collection_rec): Likewise.
5163 (df_ref_create_structure, df_ref_record): Likewise.
5164 (df_get_conditional_uses, df_get_call_refs): Likewise.
5165 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
5166 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
5167 (df_record_exit_block_uses, df_bb_verify): Likewise.
5168 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
5169 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
5170 Remove count parameter. Change return type to void. Change all
5172 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
5173 Remove count parameter. Change return type to void. Change all
5175 (df_install_refs): Change old_vec parameter to VEC. Remove count
5176 parameter. Change all callers.
5177 (df_install_mws): Change old_vec parameter to VEC. Remove count
5178 parameter. Change all callers.
5179 (df_refs_verify): Change new_rec parameter to VEC. Change call
5181 (df_mws_verify): Likewise.
5183 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
5185 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
5187 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
5189 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
5191 2009-06-10 Anthony Green <green@moxielogic.com>
5193 * config/moxie/crti.asm: New file.
5194 * config/moxie/crtn.asm: New file.
5195 * config/moxie/moxie.c: New file.
5196 * config/moxie/moxie.h: New file.
5197 * config/moxie/sfp-machine.h: New file.
5198 * config/moxie/moxie-protos.h: New file.
5199 * config/moxie/t-moxie: Created.
5200 * config/moxie/t-moxie-softfp: Created.
5201 * config/moxie/moxie.md: Created.
5202 * config/moxie/constraints.md: Created.
5203 * config.gcc: Add moxie support.
5204 * doc/md.texi (Machine Constraints): Add moxie constraints.
5205 * doc/contrib.texi (Contributors): Mention moxie port.
5206 * doc/install.texi (Specific): Mention the moxie port.
5208 2009-06-09 Ian Lance Taylor <iant@google.com>
5210 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
5212 * optabs.c (optab_table): Only use designated initializers if
5213 HAVE_DESIGNATED_INITIALIZERS is defined.
5214 (convert_optab_table): Likewise.
5215 (init_optabs): Always call init_insn_codes if
5216 HAVE_DESIGNATED_INITIALIZERS is not defined.
5218 2009-06-09 Ian Lance Taylor <iant@google.com>
5220 * targhooks.c (default_builtin_vectorized_function): Change fn
5221 parameter to unsigned int.
5222 (default_builtin_vectorized_conversion): Change code parameter to
5224 (default_builtin_reciprocal): Change fn parameter to unsigned int.
5225 * targhooks.h: Update declarations.
5226 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
5227 parameter to unsigned int.
5229 * c-typeck.c (comptypes_check_enum_int): New static function.
5230 (comptypes_internal): Add enum_and_int_p parameter. Change all
5232 (comp_target_types): Add location parameter. Change all callers.
5233 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
5235 (function_types_compatible_p, type_lists_compatible_p): Likewise.
5236 (build_conditional_expr): Add colon_loc parameter. Change all
5238 (convert_for_assignment): Add location parameter. Change all callers.
5239 * c-parser.c (c_parser_conditional_expression): Pass location of
5240 colon to build_conditional_expr.
5241 * c-tree.h (build_conditional_expr): Update declaration.
5243 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
5245 * graphite.c: Revert previous patch.
5247 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
5250 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
5252 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
5254 * tree-ssa-loop-prefetch.c
5255 (loop_prefetch_arrays): Fixed a portability problem in printf format
5258 2009-06-09 Martin Jambor <mjambor@suse.cz>
5260 PR tree-optimization/40351
5261 * tree-sra.c (propagate_subacesses_accross_link): Check that a
5262 refrence to a potential artifical subaccess can be constructed.
5264 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
5266 * config/sh/sh-protos.h (sh_optimization_options): Declare.
5267 (sh_override_options): Likewise.
5268 * config/sh/sh.c: Include params.h.
5269 (sh_optimization_options): New.
5270 (sh_override_options): Likewise.
5271 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
5272 (OVERRIDE_OPTIONS): Use sh_override_options.
5274 2009-06-08 Jakub Jelinek <jakub@redhat.com>
5276 * dwarf2out.c (emit_cfa_remember): New variable.
5277 (add_fde_cfi): If emit_cfa_remember, recurse to add
5278 DW_CFA_remember_state first.
5279 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
5280 instead just set emit_cfa_remember.
5282 2009-06-08 Jan Hubicka <jh@suse.cz>
5285 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
5287 2009-06-08 Jan Hubicka <jh@suse.cz>
5290 * cgraphunit.c (save_inline_function_body): Do not copy transform
5291 hooks for saved inline bodies.
5292 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
5295 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
5297 * jump.c (returnjump_p): Handle delayed branches. Add missing
5300 2009-06-08 Jan Hubicka <jh@suse.cz>
5303 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
5304 original node might've been modified.
5305 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
5307 2009-06-08 Jakub Jelinek <jakub@redhat.com>
5309 * tree-object-size.c (addr_object_size): Add OSI argument.
5310 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
5311 (compute_builtin_object_size, expr_object_size): Adjust callers.
5312 (plus_stmt_object_size): Call addr_object_size instead of
5313 compute_builtin_object_size.
5315 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
5316 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5318 * tree-ssa-loop-prefetch.c
5319 (gather_memory_references): Introduced a counter for the number of
5321 (anything_to_prefetch_p): Introduced a counter for the number of
5323 (is_loop_prefetching_profitable): New function with a cost model
5325 (loop_prefetch_arrays): Use the new cost model to determine if
5326 prefetching is profitable.
5327 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
5328 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
5329 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
5330 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
5331 * doc/invoke.texi (MIN_INSN_TO_PREFETCH_RATIO,
5332 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
5334 2009-06-08 Michael Matz <matz@suse.de>
5337 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
5338 partitions use the same.
5339 (expand_one_var): Deal with DECL_RTL sometimes begin set also
5340 for basevars of SSA_NAMEs.
5341 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
5342 to not expand them twice.
5343 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
5346 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
5348 * common.opt (fcompare-debug=, fcompare-debug-second): New.
5349 (fdump-final-insns=, gtoggle): New.
5350 * doc/invoke.texi: Document them.
5351 * final.c (rest_of_clean_state): Dump final insn stream.
5352 * gcc.c (invoke_as): Hook in -fcompare-debug.
5353 (static_spec_functions): Add compare-debug-dump-opt,
5354 compare-debug-self-opt and compare-debug-auxbase-opt.
5355 (compare_debug, compare_debug_second, compare_debug_opt): New.
5356 (switches_debug_check, n_switches_debug_check): New.
5357 (debug_auxbase_opt, debug_check_temp_file): New.
5358 (process_command): Handle -fno-compare-debug, -fcompare-debug and
5360 (do_self_spec): Handle arguments after switches.
5361 (do_spec_1): Add .gk extension to temp file basenames for compare.
5362 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
5363 (cc1_options): Use it instead of normal auxbase computation for
5364 the second compare-debug compilation.
5365 (compare_files): New.
5366 (main): Set up and implement compare debug mode.
5367 (compare_debug_dump_opt_spec_function): New.
5368 (compare_debug_self_opt_spec_function): New.
5369 (compare_debug_auxbase_opt_spec_function): New.
5370 * toplev.c (process_options): Handle flag_gtoggle,
5371 flag_dump_final_insns.
5372 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
5373 during -fcompare-debug-second compilation.
5375 2009-06-07 Ian Lance Taylor <iant@google.com>
5377 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
5378 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
5380 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
5381 with no default node. Change warning with %H to warning_at.
5382 Don't clear warn_switch around case checking.
5383 * doc/invoke.texi (Warning Options): Clarify distinction between
5384 -Wswitch and -Wswitch-enum.
5386 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5388 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
5390 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5392 * gbl-ctors.h: Add header guard.
5394 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5396 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
5397 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
5398 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
5399 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
5400 prototypes for removed functions.
5401 (expressions_equal_p): Move to ...
5402 * tree-ssa-sccvn.h: ... here and ...
5403 * matrix-reorg.c: ... adjust includes.
5405 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5407 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
5409 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5411 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
5412 (finish_function): Remove erroneous whitespace.
5414 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5416 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
5417 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
5419 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5421 * errors.c (internal_error): Commentary typo fix.
5422 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
5423 * tree-ssa-pre.c: Ditto.
5425 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5427 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
5428 them is supposed to hold actual statements.
5430 2009-06-06 Ian Lance Taylor <iant@google.com>
5432 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
5433 empty statements can now have attributes.
5435 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
5437 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
5438 * config/mips/mips.md: Ditto.
5440 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
5442 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
5444 (__eabi_uconvert): Likewise.
5446 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
5448 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
5449 CFI_* definitions with IN_GCC.
5451 2009-06-05 David Edelsohn <edelsohn@gnu.org>
5453 * xcoffout.h (xcoffout_source_line): Update prototype.
5455 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5457 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
5458 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
5460 2009-06-05 Jakub Jelinek <jakub@redhat.com>
5463 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
5464 inlined_function_outer_scope_p blocks for artificial inlines
5466 * tree.c (tree_nonartificial_location): Rewrite using
5467 block_nonartificial_location.
5469 2009-06-05 Revital Eres <eres@il.ibm.com>
5470 Leehod Baruch <leehod@il.ibm.com>
5472 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
5473 (expand_expr_real_1): Remove comment.
5474 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
5475 Vectorize misaligned access when the target supports it.
5476 (vect_supportable_dr_alignment): Check for unaligned access support.
5477 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
5480 2009-06-05 Julian Brown <julian@codesourcery.com>
5482 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
5483 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
5485 2009-06-05 Richard Guenther <rguenther@suse.de>
5488 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
5491 2009-06-05 Jakub Jelinek <jakub@redhat.com>
5493 * config/s390/s390.c (global_not_special_regno_p): New static inline.
5494 (save_gprs): Don't tell unwinder when a global register is saved.
5495 (s390_emit_epilogue): Emit needed epilogue unwind info.
5497 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
5499 * dwarf2out.c (deferred_asm_name): New.
5500 (add_name_and_src_coords_attributes): Defer creation of
5501 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
5503 (move_linkage_attr): New.
5504 (dwarf2out_finish): Revisit deferrals and emit attributes at the
5507 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
5509 * tree-nested.c (finalize_nesting_tree_1): Declare the
5510 frame_decl in the binding tree.
5512 2009-06-04 Cary Coutant <ccoutant@google.com>
5514 * basic-block.h (struct basic_block_def): Add discriminator field.
5515 * dbxout.c (dbxout_source_line): Add new parameter. Change all
5517 * debug.c (do_nothing_debug_hooks): Add additional entry.
5518 (debug_nothing_int_charstar_int): New function.
5519 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
5520 (debug_nothing_int_charstar_int): New declaration.
5521 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
5522 discriminator value in .loc directive.
5523 * final.c (last_discriminator): New variable.
5524 (discriminator): New variable.
5525 (final_start_function): Initialize above variables, pass current
5526 discriminator to debug hook.
5527 (notice_source_line): Check for discriminator change.
5528 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
5529 * sdbout.c (sdbout_source_line): New parameter.
5530 * tree-cfg.c (struct locus_discrim_map): New structure type.
5531 (discriminator_per_locus): New hash table.
5532 (build_gimple_cfg): Allocate and free discriminator hash table.
5533 (make_edges): Call assign_discriminator.
5534 (locus_map_hash): New function.
5535 (locus_map_eq): New function.
5536 (next_discriminator_for_locus): New function.
5537 (same_line_p): New function.
5538 (assign_discriminator): New function.
5539 (make_cond_expr_edges): Call assign_discriminator.
5540 (make_gimple_switch_edges): Likewise.
5541 (first_non_label_stmt): New function.
5542 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
5544 * xcoffout.c (xcoffout_source_line): Add new parameter.
5546 * configure.ac (gcc_cv_as_discriminator): New configury check for
5547 gas support for discriminator.
5548 * configure: Regenerate.
5549 * config.in: Regenerate.
5551 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5553 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
5554 val after checking for integers.
5556 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
5558 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
5560 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
5561 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
5562 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
5563 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
5564 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
5565 X64_SSE_REGPARM_MAX.
5566 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
5567 X64_SSE_REGPARM_MAX.
5569 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
5571 * gcc.c (report_times_to_file): New.
5572 (execute): Implement it.
5573 (process_command): Support -time=.
5574 * doc/invoke.texi: Document it.
5576 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
5578 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
5579 that have value exprs.
5581 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
5583 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
5584 declarations for constants until...
5585 (dw2_output_indirect_constant_1): ... this point.
5587 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
5590 * arm.md (arm_addsi3): Don't try to split an add with an
5591 eliminable register until after reload has completed.
5593 2009-06-03 Ian Lance Taylor <iant@google.com>
5595 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
5596 * genattrtab.c (write_length_unit_log): Likewise.
5597 * genchecksum.c (dosum): Likewise.
5598 * gengtype.c (write_rtx_next): Likewise.
5599 (finish_root_table, write_roots): Likewise.
5600 * gimple.c (gimple_ops_offset_): Likewise.
5601 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
5602 * config/arc/arc.c (arc_attribute_table): Likewise.
5603 * config/arm/arm.c (arm_attribute_table): Likewise.
5604 * config/avr/avr.c (avr_attribute_table): Likewise.
5605 * config/crx/crx.c (crx_attribute_table): Likewise.
5606 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
5607 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
5608 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
5609 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
5610 * config/sh/sh.c (sh_attribute_table): Likewise.
5611 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
5612 * config/spu/spu.c (spu_attribute_table): Likewise.
5613 * config/v850/v850.c (v850_attribute_table): Likewise.
5615 * config/alpha/alpha.c (vms_attribute_table): Make static.
5616 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
5617 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
5618 * config/mips/mips.c (mips_attribute_table): Likewise.
5620 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
5622 (cc1-checksum.o): Likewise.
5624 2009-06-03 Steve Ellcey <sje@cup.hp.com>
5626 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
5628 2009-06-03 Jakub Jelinek <jakub@redhat.com>
5630 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
5631 insn if it is changing sp. Use gen_add3_insn instead of
5632 conditionally gen_addsi3 and gen_adddi3.
5633 (offset_below_red_zone_p): New static inline function.
5634 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
5635 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
5636 * config/rs6000/ppc-asm.h: Include auto-host.h.
5637 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
5638 CFI_RESTORE): Define.
5639 * config/rs6000/crtresxgpr.asm: Add unwind info.
5640 * config/rs6000/crtresxfpr.asm: Likewise.
5641 * config/rs6000/crtresgpr.asm: Likewise.
5642 * config/rs6000/crtresfpr.asm: Likewise.
5643 * config/rs6000/crtsavgpr.asm: Likewise.
5644 * config/rs6000/crtsavfpr.asm: Likewise.
5646 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
5647 argument of DWARF2_FRAME_REG_OUT macros.
5649 2009-06-03 Julian Brown <julian@codesourcery.com>
5651 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
5652 words or less (including TImode) in core registers.
5654 2009-06-03 Richard Guenther <rguenther@suse.de>
5657 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
5659 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
5661 * statistics.c (statistics_counter_event): Do not record event
5662 in pass dump if its number == -1.
5663 (curr_statistics_hash): Add assert that we never get passes
5664 with static number == -1.
5666 2009-06-03 Richard Guenther <rguenther@suse.de>
5667 Andrey Belevantsev <abel@ispras.ru>
5669 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
5670 non-BLKmode arrays addressable.
5672 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
5674 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
5675 * config/m68k/m68k.h: ... here.
5676 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
5679 2009-06-03 Martin Jambor <mjambor@suse.cz>
5681 PR tree-optimization/40323
5682 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
5685 2009-06-03 Richard Guenther <rguenther@suse.de>
5687 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
5690 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
5692 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
5693 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
5694 JUMP_TABLE_DATA_P where applicable.
5695 * config/sh/sh.c: Ditto.
5696 * config/sh/sh.h: Ditto.
5697 * config/sh/sh.md: Ditto.
5698 * config/sh/symbian.c: Ditto.
5700 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
5702 * config/i386/driver-i386.c (describe_cache): Optimize
5703 concatenation of strings. Use snprintf instead of sprintf.
5704 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
5705 target when not compiling with GCC.
5707 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
5709 * config/sh/sh.c: Revert last change.
5710 (sh_expand_epilogue): Emit a blockage insn before the frame
5711 pointer adjustment unconditionally.
5713 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5715 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
5716 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
5717 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
5718 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
5719 to COLLECT_GCC_OPTIONS.
5721 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5723 * collect2.c (target_system_root): New variable.
5724 (main): Handle --sysroot=.
5725 (ignore_library): Strip the sysroot from the library path.
5727 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5729 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
5730 (collect2.o): Depend on collect2-aix.h.
5731 (collect2-aix.o): New rule.
5732 * collect2-aix.h: New file.
5733 * collect2-aix.c: Likewise.
5734 * collect2.c: Include collect2-aix.h. Don't undefine
5735 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
5736 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
5737 Use TARGET_AIX_VERSION instead of _AIX51.
5738 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
5739 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
5740 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
5741 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
5742 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
5744 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5746 * collect2.c (ignore_library): Avoid premature post-increment
5749 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5751 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
5752 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
5753 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
5754 CROSS_DIRECTORY_STRUCTURE too.
5755 (LINK_LIBG_SPEC): Likewise.
5756 (LIB_SPEC): Add %R to sysroot paths.
5757 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
5758 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
5759 * config/rs6000/aix51.h: As for aix43.h.
5760 * config/rs6000/aix52.h: Likewise.
5761 * config/rs6000/aix53.h: Likewise.
5762 * config/rs6000/aix61.h: Likewise.
5763 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
5764 to the beginning of sysroot paths.
5766 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5768 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
5769 INSN_LISTs that are out of the REG_NOTE range.
5771 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5773 * loop-unroll.c (struct iv_to_split): Add pointer to next.
5774 (struct var_to_expand): Likewise.
5775 (struct opt_info): Add head and tail for linked lists of the above.
5776 (analyze_insn_to_expand_var): Initialize next.
5777 (analyze_iv_to_split_insn): Likewise.
5778 (analyze_insns_in_loop): Create linked lists.
5779 (allocate_basic_variable): Simplify for use without hash table.
5780 (insert_var_expansion_initialization): Likewise, make it type-safer.
5781 (combine_var_copies_in_loop_exit): Likewise.
5782 (apply_opt_in_copies): Walk lists rather than hash tables.
5783 (release_var_copies): Simplified and inlined by hand into...
5784 (free_opt_info): ... this function.
5786 2009-06-02 Richard Guenther <rguenther@suse.de>
5788 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
5791 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5793 * cfgexpand.c (gimple_expand_cfg): Discard the source location
5794 only for builtins that are not overridden.
5796 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5798 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
5801 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5803 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
5805 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5807 * combine.c (move_deaths): Compare LUIDs within the same BB only.
5809 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5811 * common.opt (fdump-unnumbered-links): New.
5812 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
5813 * print-rtl.c (flag_dump_unnumbered_links): New.
5814 (print_rtx): Test it.
5816 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
5818 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
5819 push/pop multiple to 8-byte alignment.
5821 2009-06-01 Jakub Jelinek <jakub@redhat.com>
5823 * config/i386/i386.c (queued_cfa_restores): New static variable.
5824 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
5826 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
5827 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
5828 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
5829 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
5830 note unconditionally.
5831 (ix86_emit_restore_regs_using_mov): Likewise.
5832 (ix86_emit_restore_sse_regs_using_mov): Likewise.
5833 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
5834 it through to ix86_emit_restore_reg_using_pop.
5835 (ix86_emit_leave): Add RED_OFFSET argument. Call
5836 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
5837 instead of adding REG_CFA_OFFSET note unconditionally.
5838 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
5839 the above functions. Call ix86_add_queued_cfa_restore_notes when
5842 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
5843 force output of the label even for dwarf2out_do_cfi_asm.
5844 (add_fde_cfi): If -g2 and above and cfi might change CFA,
5845 force creation of CFI label and chain DW_CFA_set_loc jumping to it
5846 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
5848 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
5849 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
5850 dwarf2out_cfi_label callers.
5851 * tree.h (dwarf2out_cfi_label): Adjust prototype.
5852 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
5853 Adjust dwarf2out_cfi_label callers.
5854 * config/vax/vax.c (vax_output_function_prologue): Likewise.
5856 * config/i386/i386.h (struct machine_cfa_state,
5857 struct machine_function): Guard with ifndef USED_FOR_TARGET
5858 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
5861 * emutls.c (__emutls_get_address): Change arr->size to mean number
5862 of allocated arr->data entries instead of # of slots + 1.
5865 * recog.c (peep2_reinit_state): New function.
5866 (peephole2_init_state): Use it at the end of a basic block and also
5867 when seeing a RTX_FRAME_RELATED_P insn.
5869 2009-06-01 Steve Ellcey <sje@cup.hp.com>
5871 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
5872 fixuns_truncrfdi2): New.
5873 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
5874 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
5875 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
5876 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
5877 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
5878 *recip_approx): Remove.
5879 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
5880 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
5881 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
5883 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
5886 2009-06-01 Ian Lance Taylor <iant@google.com>
5888 * attribs.c (register_attribute): Use CONST_CAST.
5889 * collect2.c (main): Use CONST_CAST2.
5890 (scan_prog_file): Likewise.
5891 * gcc.c (process_command, main): Likewise.
5892 * toplev.c (toplev_main): Likewise.
5894 * c-typeck.c (handle_warn_cast_qual): New static function,
5895 partially broken out of build_c_cast.
5896 (build_c_cast): Call handle_warn_cast_qual.
5897 * doc/invoke.texi (Warning Options): Document new effect of
5900 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
5902 * diagnostic.c (diagnostic_build_prefix): Always print columns.
5903 (diagnostic_report_current_module): Print columns.
5904 * common.opt (flag_show_column): Enable by default.
5906 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
5908 * alias.c (find_base_term): Check for NULL term before returning.
5910 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
5912 Revert due to PR40320:
5913 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
5914 * calls.c (emit_library_call_value_1): Don't force_operand for move
5917 2009-06-01 Olivier Hainque <hainque@adacore.com>
5918 Eric Botcazou <ebotcazou@adacore.com>
5920 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
5921 to be processed as a bitfield for constructor output purposes.
5922 * output.h (initializer_constant_valid_for_bitfield_p): Declare
5924 * varasm.c (oc_local_state): New type, output_constructor
5925 local state to support communication with helpers.
5926 (oc_outer_state): New type, output_constructor outer state of
5927 relevance in recursive calls.
5928 (output_constructor_array_range): New output_constructor helper,
5929 extracted code for an array range element.
5930 (output_constructor_regular_field): New output_constructor helper,
5931 extracted code for an element that is not a bitfield.
5932 (output_constructor_bitfield): New output_constructor helper,
5933 extracted code for a bitfield element. Accept an OUTER state
5934 argument for recursive processing. Recurse on record or array
5935 CONSTRUCTOR values, possibly past noop conversions.
5936 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
5937 VALUE is a valid constant-valued expression for use in a static
5938 bit-field initializer.
5939 (output_constructor): Rework to use helpers. Accept and honor an
5940 OUTER state argument for recursive calls. Return total size. Be
5941 prepared for nested constructors initializing bitfields.
5942 (output_constant): Feed OUTER in calls to output_constructor.
5944 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
5946 * calls.c (emit_library_call_value_1): Don't force_operand for move
5949 2009-06-01 Nick Clifton <nickc@redhat.com>
5951 * doc/invoke.texi (IA-64 Options): Fix typo.
5953 2009-06-01 Ira Rosen <irar@il.ibm.com>
5955 PR tree-optimization/39129
5956 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
5958 (vect_do_peeling_for_loop_bound): Use
5959 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
5960 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
5961 (vect_loop_versioning): Likewise.
5962 (vect_create_cond_for_alias_checks): Fix indentation.
5963 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
5965 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
5966 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
5967 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
5968 "control flow in loop".
5969 (vect_estimate_min_profitable_iters): Use
5970 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
5971 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
5972 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
5973 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
5974 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
5975 statement belongs to a group of strided accesses with the exact code
5977 (vectorizable_load): Likewise.
5978 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
5979 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
5981 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
5983 * config/freebsd-stdint.h: New file.
5984 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
5985 Add freebsd-stdint.h to tm_file.
5987 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
5989 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
5990 (thumb2_extendhidi2): Likewise.
5992 2009-05-31 Ian Lance Taylor <iant@google.com>
5994 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
5996 2009-05-31 Ian Lance Taylor <iant@google.com>
5998 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
5999 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
6000 (ipa-reference.o): Depend upon gt-ipa-reference.h.
6002 2009-05-31 Jason Merrill <jason@redhat.com>
6004 * tree-pretty-print.c (print_call_name): Take the callee, not the
6005 call itself. Make non-static. Use dump_function_name for functions.
6006 (dump_generic_node): Adjust.
6007 * diagnostic.h: Declare print_call_name.
6008 * gimple-pretty-print.c (dump_gimple_call): Use it.
6010 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
6012 * config/sh/sh.md (ashldi3_std): New define_expand.
6015 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
6018 * config/sh/sh.c: Include debug.h.
6019 (sh_expand_epilogue): Emit a blockage insn before the frame
6020 pointer adjustment also when dwarf2out_do_frame returns true.
6022 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
6024 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
6025 (thumb2_extendqidi2): New pattern.
6027 2009-05-31 Ira Rosen <irar@il.ibm.com>
6029 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
6030 mark phis for renaming.
6031 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
6032 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
6033 Call mark_sym_for_renaming.
6034 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
6035 * tree-vect-loop.c (vect_transform_loop): Remove
6036 vect_memsyms_to_rename initialization and a call to
6037 mark_set_for_renaming.
6039 2009-05-31 Jakub Jelinek <jakub@redhat.com>
6042 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
6043 frame related even if !set_cfa && style < 0.
6045 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
6047 * config/i386/mingw-tls.c: New file.
6048 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
6049 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
6050 defining _WIN32 but not __CYGWIN__.
6052 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6054 * configure.ac: Add MPC support.
6056 * config.in, configure: Regenerate.
6058 2009-05-29 Richard Henderson <rth@redhat.com>
6060 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
6061 NOTE_INSN_BASIC_BLOCK.
6062 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
6063 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
6064 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
6066 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
6068 (add_cfi): Disable check redefining cfa away from drap.
6069 (lookup_cfa_1): Add remember argument; handle remember/restore.
6070 (lookup_cfa): Pass remember argument.
6071 (cfa_remember): New.
6072 (compute_barrier_args_size_1): Remove sibcall check.
6073 (dwarf2out_frame_debug_def_cfa): New.
6074 (dwarf2out_frame_debug_adjust_cfa): New.
6075 (dwarf2out_frame_debug_cfa_offset): New.
6076 (dwarf2out_frame_debug_cfa_register): New.
6077 (dwarf2out_frame_debug_cfa_restore): New.
6078 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
6079 (dwarf2out_begin_epilogue): New.
6080 (dwarf2out_frame_debug_restore_state): New.
6081 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
6082 DW_CFA_restore_state.
6083 (output_cfi_directive): Likewise.
6084 (convert_cfa_to_fb_loc_list): Likewise.
6085 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
6086 * dwarf2out.h: Update.
6087 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
6088 (copy_insn_1): Early out for null.
6089 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
6090 and dwarf2out_frame_debug_restore_state.
6091 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
6092 (prologue_insn_hash, epilogue_insn_hash): New.
6093 (free_after_compilation): Adjust freeing accordingly.
6094 (record_insns): Create hash table if needed; push insns into
6095 hash instead of array.
6096 (maybe_copy_epilogue_insn): New.
6097 (contains): Search hash table instead of array.
6098 (sibcall_epilogue_contains): Remove.
6099 (thread_prologue_and_epilogue_insns): Split eh_return insns
6100 and mark them as epilogues.
6101 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
6102 scanning in terms of basic blocks.
6103 * insn-notes.def (CFA_RESTORE_STATE): New.
6104 * jump.c (returnjump_p_1): Accept EH_RETURN.
6105 (eh_returnjump_p_1, eh_returnjump_p): New.
6106 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
6107 CFA_REGISTER, CFA_RESTORE): New.
6108 * rtl.def (EH_RETURN): New.
6109 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
6111 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
6112 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
6114 * config/i386/i386.c (gen_push): Update cfa state.
6115 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
6116 add a CFA_ADJUST_CFA note.
6117 (ix86_dwarf_handle_frame_unspec): Remove.
6118 (ix86_expand_prologue): Update cfa state.
6119 (ix86_emit_restore_reg_using_pop): New.
6120 (ix86_emit_restore_regs_using_pop): New.
6121 (ix86_emit_leave): New.
6122 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
6123 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
6124 * config/i386/i386.h (struct machine_cfa_state): New.
6125 (ix86_cfa_state): New.
6126 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
6127 (eh_return_internal): Merge from eh_return_<mode>,
6128 use eh_return rtx, split w/ epilogue.
6130 2009-05-29 Ian Lance Taylor <iant@google.com>
6132 * builtins.c (validate_gimple_arglist): Don't use va_arg with
6134 * calls.c (emit_library_call_value_1): Likewise.
6136 * c-typeck.c (c_build_va_arg): New function.
6137 * c-tree.h (c_build_va_arg): Declare.
6138 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
6139 instead of build_va_arg.
6141 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
6143 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
6144 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
6145 (ptr_difference_cost): Use affine combinations to compute it.
6146 (difference_cost): Likewise.
6147 (get_computation_cost_at): Compute more accurate cost for addresses
6148 if the ratio is a multiplier allowed in addresses.
6149 For non-addresses, consider that an additional offset or symbol is
6152 2009-05-29 Jakub Jelinek <jakub@redhat.com>
6154 * config/i386/i386.c (ix86_decompose_address): Avoid useless
6155 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
6157 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
6158 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
6159 (prefix_rex): For UNIT_MMX don't imply the prefix by default
6161 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
6162 to 1 for TYPE_SSE{IADD1,CVT1}.
6163 (prefix_vex_imm8): Removed.
6164 (length_vex): Only pass 1 as second argument to
6165 ix86_attr_length_vex_default if prefix_extra is 0.
6166 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
6167 (length): For prefix vex computation use length_immediate
6168 attribute instead of prefix_vex_imm8.
6169 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
6170 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
6171 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
6172 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
6173 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
6174 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
6175 a space in between the operands.
6176 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
6177 if one operand is 0xff and the other one si, di, bp or sp.
6178 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
6179 other one si, di, bp or sp.
6180 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
6181 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
6182 type and mode attributes.
6183 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
6184 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
6185 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
6186 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
6187 prefix_data16 attribute iff MODE_DF.
6188 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
6189 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
6190 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
6191 constm128_operand in length_immediate computation.
6192 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
6193 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
6194 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
6195 length_immediate attribute to 1.
6196 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
6197 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
6198 for certain alternatives.
6199 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
6200 prefix_data16 attribute if MODE_V1DF.
6201 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
6202 length_immediate to 1.
6203 (set_got_rex64, set_rip_rex64): Remove length attribute, set
6204 length_address to 4, set mode attribute to MODE_DI.
6205 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
6206 (fxam<mode>2_i387): Set length attribute to 4.
6207 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
6208 *prefetch_3dnow_rex): Override length_address attribute.
6209 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
6211 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
6212 (constm128_operand): Removed.
6213 * config/i386/i386.c (memory_address_length): For
6214 disp && !index && !base in 64-bit mode account for SIB byte if
6215 print_operand_address can't optimize disp32 into disp32(%rip)
6216 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
6217 for fs: or gs: segment.
6218 (ix86_attr_length_immediate_default): When checking if shortform
6219 is possible, truncate immediate to the length of the non-shortened
6221 (ix86_attr_length_address_default): Ignore MEM_P operands
6223 (ix86_attr_length_vex_default): Only check for DImode on
6224 GENERAL_REG_P operands.
6225 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
6226 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
6227 (sse_cvttps2pi): Clear prefix_rep attribute.
6228 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
6230 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
6231 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
6232 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
6233 iff operand 2 is const_int_operand.
6234 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
6235 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
6236 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
6238 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
6240 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
6241 prefix_data16 attribute for movlpd and movhpd instructions.
6242 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
6243 length_immediate for shufpd instruction.
6244 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
6245 (avx_cmpp<avxmodesuffixf2c><mode>3,
6246 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
6247 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
6248 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
6249 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
6250 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
6251 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
6252 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
6253 prefix_data16 attribute for the first alternative to 1.
6254 (*avx_loadlps): Override length_immediate for the first alternative.
6255 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
6256 attributes for second alternative.
6257 (*vec_concatv2sf_sse4_1): Override length_immediate and
6258 prefix_data16 attributes for second alternative.
6259 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
6260 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
6261 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
6262 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
6263 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
6264 prefix_data16 and length_immediate to 1.
6265 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
6267 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
6268 prefix_extra attribute for variants that don't have 0f prefix alone.
6269 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
6270 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
6271 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
6272 *sse4_1_pextrd): Set length_immediate to 1.
6273 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
6274 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
6276 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
6277 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
6278 length_immediate to 1 for second alternative.
6279 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
6280 prefix_extra and length_immediate attributes for the first
6282 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
6284 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
6285 to 1 for the first and third alternative.
6286 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
6288 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
6290 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
6292 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
6293 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
6294 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
6295 *avx_psign<mode>3): Set prefix_extra attribute to 1.
6296 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
6297 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
6298 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
6299 ssse3_psign<mode>3): Override prefix_rex attribute.
6300 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
6301 (ssse3_palignrti): Override length_immediate to 1.
6302 (ssse3_palignrdi): Override length_immediate to 1, override
6303 prefix_rex attribute.
6304 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
6305 (sse4a_extrqi): Override length_immediate to 2.
6306 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
6307 (sse4a_insertq): Override prefix_data16 to 0.
6308 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
6309 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
6310 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
6311 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
6312 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
6313 and length_immediate to 1.
6314 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
6315 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
6316 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
6317 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
6318 and length_immediate to 1.
6319 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
6320 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
6321 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
6322 avx_ptest256): Override prefix_extra to 1.
6323 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
6324 Override prefix_data16 and length_immediate to 1.
6325 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
6326 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
6327 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
6328 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
6329 prefix_data16 to 0 and prefix_extra to 2.
6330 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
6331 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
6333 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
6334 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
6335 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
6336 and prefix_extra to 2.
6337 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
6338 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
6339 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
6340 avx_vpermilvar<mode>3,
6341 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
6342 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
6343 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
6344 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
6345 Override prefix_extra to 1.
6346 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
6347 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
6348 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
6349 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
6350 prefix_extra and length_immediate to 1.
6351 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
6353 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
6354 to 1 for the first alternative.
6355 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
6356 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
6358 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
6359 *movv2sf_internal_avx, *movv2sf_internal): Override
6360 prefix_rep attribute for certain alternatives.
6361 (*mov<mode>_internal): Override prefix_rep or prefix_data16
6362 attributes for certain alternatives.
6363 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
6364 attributes for certain alternatives.
6365 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
6366 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
6367 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
6368 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
6369 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
6370 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
6371 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
6372 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
6373 length_immediate to 1 if operand 2 is const_int_operand.
6374 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
6375 *vec_extractv2si_1): Set length_immediate attribute to 1.
6376 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
6377 using old 3DNOW insn rather than SSE/3DNOW_A.
6378 (mmx_emms, mmx_femms): Clear modrm attribute.
6380 2009-05-29 Martin Jambor <mjambor@suse.cz>
6382 * tree-sra.c: New implementation of SRA.
6384 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
6385 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
6386 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
6387 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
6388 (SRA_MAX_STRUCTURE_COUNT): Removed.
6389 (SRA_FIELD_STRUCTURE_RATIO): Removed.
6390 * doc/invoke.texi (sra-max-structure-size): Removed.
6391 (sra-field-structure-ratio): Removed.
6393 2009-05-29 Jakub Jelinek <jakub@redhat.com>
6396 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
6399 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
6401 PR rtl-optimization/40101
6402 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
6403 seqno. Adjust comment.
6404 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
6405 inserting bookkeeping before a jump, the jump is not scheduled.
6406 When no positive seqno found, provide a value. Add comment.
6408 2009-05-29 Richard Guenther <rguenther@suse.de>
6410 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
6411 short-cutting on the first component.
6413 2009-05-29 Jakub Jelinek <jakub@redhat.com>
6416 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
6417 for trees other than decls/types.
6419 2009-05-29 Richard Guenther <rguenther@suse.de>
6421 * tree-ssa-operands.c (get_expr_operands): Do not handle
6422 INDIRECT_REFs in the handled-component case. Remove
6423 unused get_ref_base_and_extent case.
6424 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
6425 tree_low_cst and host_integerp where possible.
6426 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
6427 codes for equivalence.
6428 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
6430 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
6432 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
6433 to tmake_file for i[34567]86-*-cygwin*.
6435 2009-05-29 Jakub Jelinek <jakub@redhat.com>
6438 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
6439 (altivec_categorize_keyword, init_vector_keywords,
6440 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
6443 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
6445 * tree.c (handle_dll_attribute): Check if node is
6446 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
6448 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
6450 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
6452 (thumb2_zero_extendqidi2): Likewise.
6454 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
6456 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
6457 instead of gen_movrt.
6458 * config/sh/sh.md (movrt): Remove.
6460 2009-05-28 Steve Ellcey <sje@cup.hp.com>
6462 * doc/invoke.texi (IA-64 Options):
6463 Add -msdata, -mfused-madd, -mno-inline-float-divide,
6464 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
6465 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
6466 -msched-prefer-non-control-spec-insns,
6467 -msched-stop-bits-after-every-cycle,
6468 -msched-count-spec-in-critical-path,
6469 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
6470 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
6471 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
6472 and -msched-spec-verbose.
6474 2009-05-28 Joseph Myers <joseph@codesourcery.com>
6476 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
6477 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
6479 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
6481 2009-05-28 Richard Guenther <rguenther@suse.de>
6483 * tree-ssa-alias.c (ao_ref_init): New function.
6484 (ao_ref_base): Likewise.
6485 (ao_ref_base_alias_set): Likewise.
6486 (ao_ref_alias_set): Likewise.
6487 (refs_may_alias_p_1): Change signature.
6488 (refs_may_alias_p): Adjust.
6489 (refs_anti_dependent_p): Likewise.
6490 (refs_output_dependent_p): Likewise.
6491 (call_may_clobber_ref_p_1): Change signature.
6492 (call_may_clobber_ref_p): Adjust.
6493 (stmt_may_clobber_ref_p_1): New function split out from ...
6494 (stmt_may_clobber_ref_p): ... here.
6495 (maybe_skip_until): Adjust signature.
6496 (get_continuation_for_phi): Likewise.
6497 (walk_non_aliased_vuses): Likewise.
6498 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
6499 (ao_ref_init): Declare.
6500 (ao_ref_base): Likewise.
6501 (ao_ref_alias_set): Likewise.
6502 (stmt_may_clobber_ref_p_1): Likewise.
6503 (walk_non_aliased_vuses): Adjust.
6504 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
6505 (get_ref_from_reference_ops): remove.
6506 (vn_reference_lookup_2): Adjust signature.
6507 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
6508 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
6509 (vn_reference_lookup): Adjust.
6510 (vn_reference_insert): Likewise.
6511 (vn_reference_insert_pieces): Adjust signature.
6512 (visit_reference_op_call): Adjust.
6513 * tree-ssa-pre.c (get_expr_type): Simplify.
6514 (phi_translate_1): Adjust.
6515 (compute_avail): Likewise.
6516 (translate_vuse_through_block): Do not re-build trees.
6517 (value_dies_in_block_x): Likewise.
6518 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
6520 (vn_reference_lookup_pieces): Adjust declaration.
6521 (vn_reference_insert_pieces): Likewise.
6523 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
6525 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
6526 with checking disabled.
6528 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
6532 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
6533 macro definition for support of three-operand format aligned
6534 .comm directive in assembler on cygwin/pe/mingw target OS.
6535 * configure: Regenerate.
6536 * config.h: Regenerate.
6538 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
6539 aligned form of .comm directive if -mpe-aligned-commons is in effect.
6540 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
6542 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
6543 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
6545 2009-05-28 Ira Rosen <irar@il.ibm.com>
6547 PR tree-optimization/40254
6548 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
6549 in analysis of basic blocks.
6551 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
6554 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
6555 * target-def.h (TARGET_CONST_ANCHOR): New macro.
6556 (TARGET_INITIALIZER): Use it.
6557 * cse.c (CHEAPER): Move it up to the other macros.
6558 (insert): Rename this ...
6559 (insert_with_costs): ... to this. Add cost parameters. Update
6561 (insert): New function. Call insert_with_costs.
6562 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
6563 find_reg_offset_for_const, try_const_anchors): New functions.
6564 (cse_insn): Call try_const_anchors. Adjust cost of src_related
6565 when using a const-anchor. Call insert_const_anchors.
6566 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
6567 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
6569 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
6571 * tree-inline.c (remap_decls): Enable nonlocalized variables
6572 when not optimizing.
6574 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
6576 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
6577 Simplify other tests involving optimize.
6579 2009-05-27 Tom Tromey <tromey@redhat.com>
6581 * unwind-dw2.c (_Unwind_DebugHook): New function.
6582 (uw_install_context): Call _Unwind_DebugHook.
6584 2009-05-27 Tom Tromey <tromey@redhat.com>
6586 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
6588 2009-05-27 Ian Lance Taylor <iant@google.com>
6590 * Makefile.in (LINKER, LINKER_FLAGS): Define.
6591 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
6592 (ALL_LINKERFLAGS): Define.
6593 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
6594 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
6595 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
6596 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
6597 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
6598 $(LINKER_FOR_BUILD).
6599 (build/gcov-iov$(build_exeext)): Likewise.
6601 2009-05-27 Julian Brown <julian@codesourcery.com>
6603 * gcse.c (target.h): Include.
6604 (can_assign_to_reg_without_clobbers_p): Check that the target allows
6605 copy of argument to a pseudo register.
6607 2009-05-27 Diego Novillo <dnovillo@google.com>
6609 * tree-ssa-live.c (dump_scope_block): Document arguments.
6610 (dump_scope_blocks): Document.
6611 (debug_scope_blocks): New.
6612 * tree-flow.h (debug_scope_blocks): Declare.
6614 2009-05-21 Denis Chertykov <denisc@overta.ru>
6616 * doc/contrib.texi (Contributors): Add myself to the list.
6618 2009-05-27 Olivier Hainque <hainque@adacore.com>
6620 * expr.c (target_align): New function. Alignment the TARGET of an
6621 assignment may be assume to have.
6622 (highest_pow2_factor_for_target): Use it instead of relying on
6623 immediate tree attributes of TARGET, not necessarily honored when
6624 intermediate bitfields are involved.
6626 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
6629 * config/i386/driver-i386.c (host_detect_local_cpu): Support
6630 AVX, SSE4, AES, PCLMUL and POPCNT.
6632 2009-05-27 Diego Novillo <dnovillo@google.com>
6634 * tree-pretty-print.c (dump_location): New.
6635 (dump_generic_node): Call it.
6636 Factor code to handle BLOCK nodes ...
6637 (dump_block_node): ... here.
6639 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
6641 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
6643 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
6645 * gcc-plugin.h: Include config.h and system.h.
6646 (IN_GCC): Define if not defined.
6648 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
6651 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
6654 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
6656 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
6658 * config/m32r/m32r.h: Ditto.
6659 * config/m32r/m32r.md: Ditto.
6660 * config/m32r/predicates.md: Ditto.
6662 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
6664 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
6666 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
6669 (Loading plugins): typo.
6670 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
6671 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
6672 (Interacting with the GCC Garbage Collector): Added new section.
6673 (Giving information about a plugin): Added new section for
6675 * ggc.h (ggc_register_root_tab): Added declaration.
6676 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
6677 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
6678 (register_callback): Improved comment in declaration.
6679 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
6680 (extra_root_vec) Added static variable for dynamic roots registration.
6681 (ggc_register_root_tab) Added new routine.
6682 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
6683 PLUGIN_GGC_MARKING event.
6684 * ggc-zone.c: Include plugin.h.
6685 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
6686 * ggc-page.c: Include plugin.h.
6687 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
6688 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
6689 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
6690 (register_callback): check lack of callbacks for
6691 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
6692 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
6693 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
6694 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
6695 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
6696 dependency on plugin.h.
6697 (plugin.o): Added dependency on ggc.h...
6699 2009-05-26 Richard Guenther <rguenther@suse.de>
6703 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
6704 with mismatched comparison modes.
6706 * expr.c (expand_expr_real_1): Expand the operand of a
6707 VIEW_CONVERT_EXPR in its natural mode.
6709 2009-05-26 Ian Lance Taylor <iant@google.com>
6711 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
6712 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
6713 (ALL_COMPILERFLAGS): Define.
6714 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
6715 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
6716 (collect2$(exeext), collect2.o): Likewise.
6717 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
6718 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
6719 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
6720 (libbackend.o, intl.o, cppdefault.o): Likewise.
6721 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
6722 (build/%.o): Use $(COMPILER_FOR_BUILD).
6723 (build/gen%$(build_exeext)): Likewise.
6724 (build/gcov-iov$(build_exeext)): LIkewise.
6725 * config/t-darwin (darwin.o): Use $(COMPILER).
6726 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
6727 * config/t-sol2 (sol2-c.o): Likewise.
6729 * config/t-vxworks (vxworks.o): Likewise.
6730 * config/x-darwin (host-darwin.o): Likewise.
6731 * config/x-hpux (host-hpux.o): Likewise.
6732 * config/x-linux (host-linux.o): Likewise.
6733 * config/x-solaris (host-solaris.o): Likewise.
6734 * config/alpha/x-alpha (driver-alpha.o): Likewise.
6735 * config/arm/t-arm (arm-c.o): Likewise.
6736 * config/arm/t-pe (pe.o): Likewise.
6737 * config/arm/t-wince-pe (pe.o): Likewise.
6738 * config/i386/t-cygming (winnt.o): Likewise.
6739 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
6740 * config/i386/t-cygwin (cygwin1.o): Likewise.
6741 (cygwin2.o): Likewise.
6742 * config/i386/t-i386 (i386-c.o): Likewise.
6743 * config/i386/t-interix (winnt.o): Likewise.
6744 * config/i386/t-netware (netware.o): Likewise.
6745 * config/i386/t-nwld (nwld.o): Likewise.
6746 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
6747 * config/i386/x-i386 (driver-i386.o): Likewise.
6748 * config/i386/x-cygwin (host-cygwin.o): Likewise.
6749 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
6750 * config/ia64/t-ia64 (ia64-c.o): Likewise.
6751 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
6752 * config/mips/x-native (driver-native.o): Likewise.
6753 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
6754 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
6755 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
6756 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
6757 * config/score/t-score-elf (score7.o): Likewise.
6758 (score3.o): Likewise.
6759 * config/sh/t-sh (sh-c.o): Likewise.
6760 * config/sh/t-symbian (sh-c.o): Likewise.
6761 (symbian.o): Likewise.
6762 * config/spu/t-spu-elf (spu-c.o): Likewise.
6763 * config/v850/t-v850 (v850-c.o): Likewise.
6764 * config/v850/t-v850e (v850-c.o): Likewise.
6766 2009-05-26 Richard Guenther <rguenther@suse.de>
6768 PR tree-optimization/40122
6769 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
6770 VECTOR_CSTs if possible.
6771 (fold_gimple_assign): Likewise.
6773 2009-05-26 Richard Guenther <rguenther@suse.de>
6776 * fold-const.c (fold_binary): Use the correct types for building
6779 2009-05-26 Richard Guenther <rguenther@suse.de>
6781 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
6782 redundant calls to merge_alias_info.
6783 (bump_vector_ptr): Likewise.
6784 * tree-ssa-copy.c (merge_alias_info): Remove.
6785 (replace_exp_1): Remove call to merge_alias_info.
6786 (propagate_tree_value): Likewise.
6787 (fini_copy_prop): Propagate points-to info.
6788 * tree-flow.h (merge_alias_info): Remove.
6790 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
6792 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
6794 2009-05-25 Jan Hubicka <jh@suse.cz>
6796 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
6797 * cgraph.h (struct inline_summary): New filed self_wize,
6798 size_inlining_benefit, self_time and time_inlining_benefit.
6799 (struct cgraph_global_info): Replace insns by time ans size fields.
6800 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
6801 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
6802 (ipcp_update_callgraph): Do not touch function bodies.
6803 * ipa-inline.c: Include except.h
6804 (MAX_TIME): New constant.
6805 (overall_insns): Remove.
6807 (overall_size, max_benefit): New static variables.
6808 (cgraph_estimate_time_after_inlining): New function.
6809 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
6810 (cgraph_clone_inlined_nodes): Update size.
6811 (cgraph_mark_inline_edge): Update size.
6812 (cgraph_estimate_growth): Use size info.
6813 (cgraph_check_inline_limits): Check size.
6814 (cgraph_default_inline_p): Likewise.
6815 (cgraph_edge_badness): Compute badness based on benefit and size cost.
6816 (cgraph_decide_recursive_inlining): Check size.
6817 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
6819 (cgraph_decide_inlining): Likewise.
6820 (cgraph_decide_inlining_incrementally): Likewise; honor
6821 PARAM_EARLY_INLINING_INSNS.
6822 (likely_eliminated_by_inlining_p): New predicate.
6823 (estimate_function_body_sizes): New function.
6824 (compute_inline_parameters): Use it.
6825 * except.c (must_not_throw_labels): New function.
6826 * except.h (must_not_throw_labels): Declare.
6827 * tree-inline.c (init_inline_once): Kill inlining_weigths
6828 * tree-ssa-structalias.c: Avoid uninitialized warning.
6829 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
6830 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
6831 (PARAM_INLINE_CALL_COST): Remove.
6832 (PARAM_EARLY_INLINING_INSNS): New.
6834 2009-05-25 Richard Guenther <rguenther@suse.de>
6836 PR tree-optimization/36327
6837 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
6838 callback for reference translation or lookup at the point of may-defs.
6839 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
6840 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
6841 for union COMPONENT_REFs.
6842 (vn_reference_lookup_3): New callback. Lookup from memset
6843 and CONSTRUCTOR assignment, translate through struct copies.
6844 (vn_reference_lookup_pieces): Make sure to not free the
6845 passed operands array. Adjust walk_non_aliased_vuses call.
6846 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
6847 make sure we do not leak memory.
6849 2009-05-25 Richard Guenther <rguenther@suse.de>
6851 * tree-ssa-alias.h (dump_points_to_solution): Declare.
6852 * tree-inline.c (expand_call_inline): Reset the escaped and
6854 * tree-ssa-structalias.c (pass_build_ealias): New.
6855 * tree-pass.h (pass_build_ealias): Declare.
6856 * passes.c (init_optimization_passes): Add PTA during
6857 early optimizations.
6858 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
6859 and CALLUSED solutions.
6860 (dump_points_to_solution): New function, split out from ...
6861 (dump_points_to_info_for): ... here.
6862 * tree-parloops.c (parallelize_loops): Reset the escaped and
6865 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6868 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
6869 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
6871 2009-05-25 Ira Rosen <irar@il.ibm.com>
6873 PR tree-optimization/40238
6874 * tree-vect-stmts.c (vect_init_vector): Insert initialization
6875 statements after basic block's labels.
6876 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
6877 to free the allocated memory.
6879 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
6881 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
6882 return address with a USE.
6884 2009-05-24 Richard Guenther <rguenther@suse.de>
6887 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
6888 array type from the main variant of the inner type.
6890 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
6892 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
6893 definition to bool (from int) to un-break build.
6894 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
6896 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
6898 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
6899 discard_stmt_changes): Delete.
6900 * tree-ssa-operands.c (scb_stack): Delete.
6901 (init_ssa_operands): Do not initialize it.
6902 (fini_ssa_operands): Do not free it.
6903 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
6905 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
6906 update_stmt, remove the others. Fix comments.
6907 * tree-dfa.c (optimize_stack_restore): Likewise.
6908 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
6909 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
6910 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
6911 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
6913 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
6914 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
6915 (dom_opt_finalize_block): Likewise, adjusting access to
6917 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
6918 (stmts_to_rescan): Change item type to gimple.
6919 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
6921 2009-05-24 Ira Rosen <irar@il.ibm.com>
6923 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
6924 * tree-pass.h (pass_slp_vectorize): New pass.
6925 * params.h (SLP_MAX_INSNS_IN_BB): Define.
6926 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
6927 * tree-vectorizer.c (timevar.h): Include.
6928 (user_vect_verbosity_level): Declare.
6929 (vect_location): Fix comment.
6930 (vect_set_verbosity_level): Update user_vect_verbosity_level
6931 instead of vect_verbosity_level.
6932 (vect_set_dump_settings): Add an argument. Ignore user defined
6933 verbosity if dump flags require higher level of verbosity. Print to
6934 stderr only for loop vectorization.
6935 (vectorize_loops): Update call to vect_set_dump_settings.
6936 (execute_vect_slp): New function.
6937 (gate_vect_slp): Likewise.
6938 (struct gimple_opt_pass pass_slp_vectorize): New.
6939 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
6941 (vec_info_for_bb): New function.
6942 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
6943 (VECTORIZATION_ENABLED): New macro.
6944 (SLP_ENABLED, SLP_DISABLED): Likewise.
6945 (vect_is_simple_use): Add bb_vec_info argument.
6946 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
6947 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
6948 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
6949 vect_schedule_slp, vect_analyze_slp): Likewise.
6950 (vect_analyze_stmt): Add slp_tree argument.
6951 (find_bb_location): Declare.
6952 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
6953 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
6954 (vect_analyze_loop_operations, vect_analyze_loop,
6955 get_initial_def_for_induction, vect_create_epilog_for_reduction,
6956 vect_finalize_reduction, vectorizable_reduction,
6957 vectorizable_live_operation, vect_transform_loop): Likewise.
6958 * tree-data-ref.c (dr_analyze_innermost): Update comment,
6959 skip evolution analysis if analyzing a basic block.
6960 (dr_analyze_indices): Likewise.
6961 (initialize_data_dependence_relation): Skip the test whether the
6962 object is invariant for basic blocks.
6963 (compute_all_dependences): Skip dependence analysis for data
6964 references in basic blocks.
6965 (find_data_references_in_stmt): Don't fail in case of invariant
6966 access in basic block.
6967 (find_data_references_in_bb): New function.
6968 (find_data_references_in_loop): Move code to
6969 find_data_references_in_bb and add a call to it.
6970 (compute_data_dependences_for_bb): New function.
6971 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
6972 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
6974 (vect_analyze_data_ref_dependence): Check for interleaving in case of
6975 unknown dependence in basic block and fail in case of dependence in
6977 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
6978 dependence instances from either loop or basic block vectorization
6980 (vect_compute_data_ref_alignment): Check if it is loop vectorization
6981 before calling nested_in_vect_loop_p.
6982 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
6983 dependence instances from either loop or basic block vectorization
6985 (vect_verify_datarefs_alignment): Likewise.
6986 (vect_enhance_data_refs_alignment): Adjust function calls.
6987 (vect_analyze_data_refs_alignment): Likewise.
6988 (vect_analyze_group_access): Fix printing. Skip different checks if
6989 DR_STEP is 0. Keep strided stores either in loop or basic block
6990 vectorization data structure. Fix indentation.
6991 (vect_analyze_data_ref_access): Fix comments, allow zero step in
6993 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
6994 dependence instances from either loop or basic block vectorization
6996 (vect_analyze_data_refs): Update comment. Call
6997 compute_data_dependences_for_bb to analyze basic blocks.
6998 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
6999 case of loop vectorization. In case of basic block vectorization use
7000 data-ref itself as a base.
7001 (vect_create_data_ref_ptr): In case of basic block vectorization:
7002 don't advance the pointer, add new statements before the current
7003 statement. Adjust function calls.
7004 (vect_supportable_dr_alignment): Support only aligned accesses in
7005 basic block vectorization.
7006 * common.opt (ftree-slp-vectorize): New flag.
7007 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
7008 (vect_pattern_recog_1): Likewise.
7009 * tree-vect-stmts.c (process_use): Likewise.
7010 (vect_init_vector): Add new statements in the beginning of the basic
7011 block in case of basic block SLP.
7012 (vect_get_vec_def_for_operand): Adjust function calls.
7013 (vect_finish_stmt_generation): Likewise.
7014 (vectorizable_call): Add assert that it is loop vectorization, adjust
7016 (vectorizable_conversion, vectorizable_assignment): Likewise.
7017 (vectorizable_operation): In case of basic block SLP, take
7018 vectorization factor from statement's type and skip the relevance
7019 check. Adjust function calls.
7020 (vectorizable_type_demotion): Add assert that it is loop
7021 vectorization, adjust function calls.
7022 (vectorizable_type_promotion): Likewise.
7023 (vectorizable_store): Check for outer loop only in case of loop
7024 vectorization. Adjust function calls. For basic blocks, skip the
7025 relevance check and don't advance pointers.
7026 (vectorizable_load): Likewise.
7027 (vectorizable_condition): Add assert that it is loop vectorization,
7028 adjust function calls.
7029 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
7030 that it is not reduction, get vector type, call only supported
7031 functions, skip loop specific parts.
7032 (vect_transform_stmt): Check for outer loop only in case of loop
7034 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
7035 (vect_is_simple_use): Fix comment, add new argument, fix conditions
7036 for external definition.
7037 * passes.c (pass_slp_vectorize): New pass.
7038 * tree-vect-slp.c (find_bb_location): New function.
7039 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
7040 check for patterns only in loops.
7041 (vect_build_slp_tree): Add argument, adjust function calls, fail in
7042 case of multiple types in basic block SLP.
7043 (vect_mark_slp_stmts_relevant): New function.
7044 (vect_supported_load_permutation_p): Fix comment.
7045 (vect_analyze_slp_instance): Add argument. In case of basic block
7046 SLP, take vectorization factor from statement's type, check that
7047 unrolling factor is 1. Adjust function call. Save SLP instance in
7048 either loop or basic block vectorization structure. Return FALSE,
7050 (vect_analyze_slp): Add argument. Get strided stores groups from
7051 either loop or basic block vectorization structure. Return FALSE
7052 if basic block SLP failed.
7053 (new_bb_vec_info): New function.
7054 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
7055 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
7056 (vect_schedule_slp): Add argument. Get SLP instances from either
7057 loop or basic block vectorization structure. Set vectorization factor
7058 to be 1 for basic block SLP.
7059 (vect_slp_transform_bb): New function.
7060 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
7062 2009-05-23 Mark Mitchell <mark@codesourcery.com>
7064 * final.c (shorten_branches): Do not align labels for jump tables.
7065 (final_scan_insn): Use JUMP_TABLE_DATA_P.
7067 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
7069 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
7070 Remove outdated reference to flow.c and fix nits.
7071 * doc/gccint.texi: Tweak RTL description.
7072 * doc/rtl.texi: Likewise.
7074 2009-05-23 Denis Chertykov <chertykov@gmail.com>
7076 * config/avr/avr.c: Change my email address.
7077 * config/avr/avr.h: Likewise.
7078 * config/avr/avr.md: Likewise.
7079 * config/avr/avr-protos.h: Likewise.
7080 * config/avr/libgcc.S: Likewise.
7082 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
7084 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
7085 (spu_split_load, spu_split_store): Change return type to int.
7086 (spu_split_convert): Declare.
7087 * config/spu/predicates.md (spu_mem_operand): Remove.
7088 (spu_mov_operand): Update.
7089 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
7090 * config/spu/spu.c (regno_aligned_for_load): Remove.
7091 (reg_aligned_for_addr, spu_expand_load): Define.
7092 (spu_expand_extv): Reimplement and handle MEM.
7093 (spu_expand_insv): Handle MEM.
7094 (spu_sched_reorder): Handle insn's with length 0.
7095 (spu_legitimate_address_p): Reimplement.
7096 (store_with_one_insn_p): Return TRUE for any mode with size
7097 larger than 16 bytes.
7098 (address_needs_split): Define.
7099 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
7101 (spu_convert_move): Define.
7102 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
7103 (spu_split_store): Change all MEM's to TImode.
7104 (spu_init_expanders): Preallocate registers that correspond to
7105 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
7107 (spu_split_convert): Define.
7108 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
7109 (_move<mode>, _movdi, _movti): Update predicate and condition.
7110 (load, store): Change to define_split.
7111 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
7113 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
7114 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
7115 define_insn_and_split of lshr<mode>3.
7116 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
7117 (<v>ashr<mode>3_imm): Define.
7118 (extv, extzv, insv): Allow MEM operands.
7119 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
7120 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
7121 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
7122 (_spu_convert2): Change to define_insn_and_split and remove the
7123 corresponding define_peephole2.
7124 (stack_protect_set, stack_protect_test, stack_protect_test_si):
7125 Change predicates to memory_operand.
7127 2009-05-22 Mark Mitchell <mark@codesourcery.com>
7129 * config/arm/thumb2.md: Add 16-bit multiply instructions.
7131 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
7133 PR tree-optimization/40219
7134 * tree.c (iterative_hash_expr): Make sure the builtin function is
7135 a normal builtin function and not a front end or back end builtin
7136 before indexing into the built_in_decls array.
7138 2009-05-22 Richard Guenther <rguenther@suse.de>
7141 * alias.c (write_dependence_p): Do not use TBAA for answering
7142 anti-dependence or output-dependence.
7143 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
7144 (emit_pointer_definition): Remove.
7145 (emit_alias_warning): Likewise.
7146 (find_what_var_points_to): Remove TBAA pruning code.
7147 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
7149 (compute_points_to_sets): Remove code computing the set of
7150 dereferenced pointers.
7151 * tree-data-ref.c (dr_may_alias_p): Properly use the split
7152 oracle for querying anti and output dependencies.
7153 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
7154 if TBAA may be applied.
7155 (refs_anti_dependent_p): New function.
7156 (refs_output_dependent_p): Likewise.
7157 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
7158 (refs_output_dependent_p): Likewise.
7159 * doc/tree-ssa.texi (Memory model): New section.
7160 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
7161 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
7162 * cfgexpand.c (expand_gimple_basic_block): Do not handle
7163 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
7164 * expr.c (expand_expr_real_1): Likewise.
7165 * gimple-low.c (lower_stmt): Likewise.
7166 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
7167 (dump_gimple_cdt): Remove.
7168 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
7169 (gimple_size): Likewise.
7170 (walk_gimple_op): Likewise.
7171 (is_gimple_stmt): Likewise.
7172 (walk_stmt_load_store_addr_ops): Likewise.
7173 (gimple_build_cdt): Remove.
7174 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
7175 * gimple.h (gimple_cdt_new_type): Remove.
7176 (gimple_cdt_new_type_ptr): Likewise.
7177 (gimple_cdt_set_new_type): Likewise.
7178 (gimple_cdt_location): Likewise.
7179 (gimple_cdt_location_ptr): Likewise.
7180 (gimple_cdt_set_location): Likewise.
7181 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
7182 * tree-cfg.c (remove_useless_stmts_1): Do not handle
7183 GIMPLE_CHANGE_DYNAMIC_TYPE.
7184 (verify_types_in_gimple_stmt): Likewise.
7185 * tree-inline.c (estimate_num_insns): Likewise.
7186 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
7187 (copy_decl_to_var): Likewise.
7188 (copy_result_decl_to_var): Likewise.
7189 * tree-pretty-print.c (dump_generic_node): Do not handle
7190 CHANGE_DYNAMIC_TYPE_EXPR.
7191 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
7192 * tree-ssa-operands.c (get_expr_operands): Likewise.
7193 * tree-ssa-structalias.c (struct variable_info): Remove
7194 no_tbaa_pruning member.
7195 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
7196 (unify_nodes): Do not copy it.
7197 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
7198 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
7199 (set_uids_in_ptset): Do not check it.
7200 (find_what_var_points_to): Likewise.
7201 (compute_tbaa_pruning): Remove.
7202 (compute_points_to_sets): Do not call it.
7203 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
7204 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
7205 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
7206 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
7207 (DECL_NO_TBAA_P): Likewise.
7208 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
7209 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
7210 (expand_omp_atomic_pipeline): Do not set it.
7211 * print-tree.c (print_node): Do not dump it.
7212 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
7215 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
7218 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
7221 2009-05-22 Mark Mitchell <mark@codesourcery.com>
7223 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
7226 2009-05-22 Ben Elliston <bje@au.ibm.com>
7228 * Makefile.in (bversion.h, s-bversion): New targets.
7229 (TOPLEV_H): Add bversion.h.
7230 * toplev.h: Include "bversion.h".
7231 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
7232 the __format__ attribute only if compiling with the same version
7233 of GCC as the sources (the "build version").
7235 2009-05-22 Ben Elliston <bje@au.ibm.com>
7237 * c-format.c (handle_format_attribute): Fix comment typo.
7239 2009-05-21 Steve Ellcey <sje@cup.hp.com>
7242 * config/ia64/ia64.opt (mfused-madd): New.
7243 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
7244 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
7245 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
7246 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
7247 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
7248 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
7249 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
7250 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
7251 instruction if !TARGET_FUSED_MADD.
7252 (fpma, fpms): Remove colon from name.
7254 2009-05-22 Richard Guenther <rguenther@suse.de>
7256 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
7257 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
7258 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
7260 (create_expression_by_pieces): Only convert if necessary.
7261 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
7262 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
7264 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
7266 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
7267 regular pattern from a template and rename it ...
7268 (*extzv_truncsi_exts): ... to this.
7270 2009-05-21 Richard Guenther <rguenther@suse.de>
7272 * cgraph.h (struct cgraph_node): Remove inline_decl member.
7273 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
7274 (cgraph_default_inline_p): Likewise.
7275 (cgraph_decide_inlining_incrementally): Likewise.
7277 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
7278 Uros Bizjak <ubizjak@gmail.com>
7280 * config/i386/cpuid.h (bit_MOVBE): New.
7282 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
7284 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
7285 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
7286 (ix86_handle_option): Handle OPT_mmovbe.
7287 (ix86_target_string): Add -mmovbe.
7288 (pta_flags): Add PTA_MOVBE.
7289 (processor_alias_table): Add PTA_MOVBE to "atom".
7290 (override_options): Handle PTA_MOVBE.
7292 * config/i386/i386.h (TARGET_MOVBE): New.
7294 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
7295 (*bswapsi_movbe): New.
7296 (*bswapdi_movbe): Likewise.
7297 (bswapdi2): Renamed to ...
7299 (bswapdi2): New expander.
7301 * config/i386/i386.opt (mmovbe): New.
7303 * doc/invoke.texi: Document -mmovbe.
7305 2009-05-21 Taras Glek <tglek@mozilla.com>
7307 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
7308 * gcc-plugin.h (plugin_init): Updated signature.
7309 * gcc-plugin.h (plugin_name_args): Moved to this header.
7310 * doc/plugins.texi (plugin_init): Updated documention to reflect
7312 * doc/plugins.texi (plugin_name_args): Added to documention.
7314 2009-05-21 Mark Mitchell <mark@codesourcery.com>
7316 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
7317 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
7319 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
7321 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
7322 JUMP_TABLE_DATA_P predicates where applicable.
7323 * config/i386/predicates.md: Ditto.
7324 * config/i386/sse.md: Ditto.
7326 2009-05-21 Jakub Jelinek <jakub@redhat.com>
7328 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
7329 operand2 -128 override length_immediate attribute to 1.
7330 * config/i386/predicates.md (constm128_operand): New predicate.
7332 * config/i386/i386.c (memory_address_length): Handle %r12
7333 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
7335 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
7336 mode look through optional ZERO_EXTEND and SUBREG.
7337 * config/i386/i386.md (R12_REG): New define_constant.
7338 (prefix_data16): For sse unit set also for MODE_TI insns.
7339 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
7340 insns set if operand 1 is ext_QIreg_operand.
7341 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
7342 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
7344 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
7345 mode from MODE_DI to MODE_SI.
7346 (movdi_1_rex64): Override modrm and length_immediate attributes
7347 only for movabs (TYPE_IMOV, alternative 2).
7348 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
7349 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
7350 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
7351 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
7352 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
7353 prefix_rex attribute if DImode.
7354 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
7355 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
7356 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
7357 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
7358 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
7359 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
7360 Likewise. For TYPE_IMOV clear length_immediate attribute.
7361 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
7362 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
7363 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
7364 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
7365 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
7366 or one operand TYPE_ISHIFT.
7367 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
7368 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
7369 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
7370 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
7371 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
7372 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
7373 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
7374 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
7375 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
7376 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
7377 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
7378 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
7379 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
7380 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
7381 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
7382 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
7383 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
7384 set mode attribute, don't override length attribute.
7385 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
7387 (return_internal_long): Set length attribute to 2 instead of 1.
7388 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
7389 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
7390 prefix_rex attribute.
7391 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
7393 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
7395 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7397 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
7399 2009-05-20 Ian Lance Taylor <iant@google.com>
7401 * tree.c (build_tree_list_vec_stat): New function.
7402 (ctor_to_vec): New function.
7403 (build_nt_call_vec): New function.
7404 (build_call_array): Change args to be a const pointer.
7405 (build_call_vec): New function.
7406 * tree.h (build_nt_call_vec): Declare.
7407 (build_tree_list_vec_stat): Declare.
7408 (build_tree_list_vec): Define.
7409 (build_call_array): Update declaration.
7410 (build_call_vec): Declare.
7411 (ctor_to_vec): Declare.
7412 * c-common.c (tree_vector_cache): New static variable.
7413 (make_tree_vector): New function.
7414 (release_tree_vector): New function.
7415 (make_tree_vector_single): New function.
7416 (make_tree_vector_copy): New function.
7417 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
7418 (make_tree_vector_single, make_tree_vector_copy): Declare.
7419 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
7420 (c_parser_expr_list): Don't manage cache here, instead call
7422 (c_parser_release_expr_list): Remove static function.
7423 (c_parser_vec_to_tree_list): Remove static function.
7424 (c_parser_attributes): Call build_tree_list_vec instead of
7425 c_parser_vec_to_tree_list. Call release_tree_vector instead of
7426 c_parser_release_expr_list.
7427 (c_parser_postfix_expression_after_primary): Likewise.
7428 (c_parser_objc_keywordexpr): Likewise.
7430 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
7432 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
7433 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
7434 TARGET_CONVERT_TO_TYPE.
7435 * hooks.c (hook_tree_const_tree_null): Define.
7436 * hooks.h (hook_tree_const_tree_null): Declare.
7437 * target.h (struct gcc_target): Add invalid_parameter_type,
7438 invalid_return_type, promoted_type, and convert_to_type fields.
7439 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
7440 (TARGET_INVALID_RETURN_TYPE): Define.
7441 (TARGET_PROMOTED_TYPE): Define.
7442 (TARGET_CONVERT_TO_TYPE): Define.
7443 (TARGET_INITIALIZER): Update for new fields.
7444 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
7445 (grokparms): Check targetm.invalid_parameter_type.
7446 * c-typeck.c (default_conversion): Check targetm.promoted_type.
7447 * c-convert.c (convert): Check targetm.convert_to_type.
7449 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
7451 * config/mips/mips.md (*extenddi_truncate<mode>,
7452 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
7454 (*extendhi_truncateqi): New define_insn_and_sptit.
7456 2009-05-20 Jakub Jelinek <jakub@redhat.com>
7459 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
7460 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
7462 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
7464 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
7465 the operand of VIEW_CONVERT_EXPR.
7467 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
7469 * config/i386/driver-i386.c (host_detect_local_cpu): Check
7470 extended family and model for Intel processors. Support Intel Atom.
7472 2009-05-20 Olivier Hainque <hainque@adacore.com>
7474 * gstab.h (stab_code_type): Define, to be used instead of the
7475 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
7477 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
7478 occurrences by stab_code_type.
7479 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
7481 2009-05-20 Martin Jambor <mjambor@suse.cz>
7483 * tree-flow.h (insert_edge_copies_seq): Undeclare.
7484 (sra_insert_before): Likewise.
7485 (sra_insert_after): Likewise.
7486 (sra_init_cache): Likewise.
7487 (sra_type_can_be_decomposed_p): Likewise.
7488 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
7489 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
7490 (sra_insert_before): Likewise.
7491 (sra_insert_after): Likewise.
7492 (sra_init_cache): Likewise.
7493 (insert_edge_copies_seq): Made static and moved upwards.
7495 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
7498 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
7500 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
7501 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
7504 2009-05-20 Richard Guenther <rguenther@suse.de>
7506 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
7507 with mismatched comparison modes.
7509 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7511 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
7512 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
7513 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
7514 with shifts for Thumb2.
7515 (orsi_notsi): New for orn.
7516 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
7517 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
7518 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
7519 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
7520 Don't invert remainder for IOR.
7522 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
7524 PR tree-optimization/40087
7525 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
7526 number_of_iterations_ne): Rename never_infinite argument.
7527 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
7528 number_of_iterations_le): Handle pointer-type ivs when
7529 exit_must_be_taken is false.
7530 (number_of_iterations_cond): Do not always assume that
7531 exit_must_be_taken if the control variable is a pointer.
7533 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
7535 * c-typeck.c (build_binary_op): Allow % on integal vectors.
7536 * doc/extend.texi (Vector Extension): Document that % is allowed too.
7538 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
7540 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
7541 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
7543 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
7546 * c.opt (Wlogical-op): Disabled by default.
7547 * c-opt (c_common_post_options): Do not enable Wlogical-op with
7549 * doc/invoke.texi (Wlogical-op): Likewise.
7551 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
7553 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
7555 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
7556 Propagate the type of the first operand.
7557 <ASSERT_EXPR>: Simplify.
7558 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
7559 Rewrite using the RHS code as discriminant.
7560 <NOP_EXPR>: Turn into CASE_CONVERT.
7561 <PLUS_EXPR>: Propagate the type of the first operand.
7563 2009-05-19 Steve Ellcey <sje@cup.hp.com>
7565 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
7566 (ia64_dconst_0_375): New.
7567 * config/ia64/ia64.c (ia64_override_options): Remove
7568 -minline-sqrt-min-latency warning.
7569 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
7570 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
7571 * config/ia64/ia64.md (*sqrt_approx): Remove.
7572 (sqrtsf2): Remove #if 0.
7573 (sqrtsf2_internal_thr): Rewrite and move to div.md.
7574 (sqrtdf): Remove assert.
7575 (sqrtdf2_internal_thr): Rewrite and move to div.md.
7576 (sqrtxf2): Remove #if 0.
7577 (sqrtxf2_internal_thr): Rewrite and move to div.md.
7578 * div.md (sqrt_approx_rf): New.
7579 (sqrtsf2_internal_thr): New implementation.
7580 (sqrtsf2_internal_lat): New.
7581 (sqrtdf2_internal_thr: New implementation.
7582 (sqrtxf2_internal): New implementation.
7584 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
7585 Hans-Peter Nilsson <hp@axis.com>
7587 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
7588 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
7589 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
7590 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
7591 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
7592 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
7593 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
7594 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
7595 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
7596 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
7597 * c-common.c: ...from here.
7599 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
7601 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
7603 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7605 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
7607 2009-05-19 Ben Elliston <bje@au.ibm.com>
7609 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
7610 assignments with memcpy calls.
7611 (add_fdes): Likewise.
7612 (binary_search_unencoded_fdes): Likewise.
7613 (linear_search_fdes): Eliminate type puns.
7615 2009-05-19 Richard Guenther <rguenther@suse.de>
7617 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
7618 not falsely claim to have propagated into all uses.
7620 2009-05-19 Ben Elliston <bje@au.ibm.com>
7622 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
7625 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
7627 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
7628 * config/sh/sh.c (sh_legitimate_address_p): Make static.
7629 (TARGET_LEGITIMATE_ADDRESS_P): New.
7630 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7631 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
7633 2009-05-18 Dodji Seketeli <dodji@redhat.com>
7636 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
7637 child of the containing namespace's DIE.
7639 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
7641 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
7642 *zero_extendhi_truncqi): Move after the zero_extend patterns.
7643 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
7646 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
7649 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
7650 gen_align with gen_pad.
7651 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
7652 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
7654 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
7655 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
7657 * config/i386/i386.md (align): Renamed to ...
7658 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
7659 ASM_OUTPUT_MAX_SKIP_PAD.
7661 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
7663 * config.gcc: Fix variable syntax.
7666 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
7667 before calling exact_log2.
7668 (output_iorsi3): Likewise.
7669 (output_xorsi3): Likewise.
7671 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
7673 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
7674 for the none zero constant operand except for EQ and NE
7675 comprisons even when the first operand is R0.
7677 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
7679 * config/s390/2064.md: Remove trailing whitespaces.
7680 * config/s390/2084.md: Likewise.
7681 * config/s390/constraints.md: Likewise.
7682 * config/s390/fixdfdi.h: Likewise.
7683 * config/s390/libgcc-glibc.ver: Likewise.
7684 * config/s390/s390-modes.def: Likewise.
7685 * config/s390/s390-protos.h: Likewise.
7686 * config/s390/s390.c: Likewise.
7687 * config/s390/s390.h: Likewise.
7688 * config/s390/s390.md: Likewise.
7689 * config/s390/tpf-unwind.h: Likewise.
7691 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
7693 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
7695 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
7698 * configure.ac (m68k-*-*): Check if binutils support TLS.
7699 * configure: Regenerate.
7700 * config/m68k/predicates.md (symbolic_operand): Extend comment.
7701 * config/m68k/constraints.md (Cu): New constraint.
7702 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
7703 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
7704 (movsi): Handle TLS symbols.
7705 (addsi3_5200): Handle XTLS symbols, indent.
7706 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
7707 (m68k_tls_reference_p): Declare.
7708 (m68k_legitimize_address): Declare.
7709 (m68k_unwrap_symbol): Declare.
7710 * config/m68k/m68k.opt (mxtls): New option.
7711 * config/m68k/m68k.c (ggc.h): Include.
7712 (m68k_output_dwarf_dtprel): Implement hook.
7713 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
7714 (m68k_expand_prologue): Load GOT pointer when function needs it.
7715 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
7716 (m68k_legitimate_constant_address_p): Same.
7717 (m68k_decompose_address): Handle TLS references.
7718 (m68k_get_gp): New static function.
7719 (enum m68k_reloc): New contants.
7720 (TLS_RELOC_P): New macro.
7721 (m68k_wrap_symbol): New static function.
7722 (m68k_unwrap_symbol): New function.
7723 (m68k_final_prescan_insn_1): New static function.
7724 (m68k_final_prescan_insn): New function.
7725 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
7727 (legitimize_pic_address): Handle TLS references..
7728 (m68k_tls_get_addr, m68k_get_tls_get_addr)
7729 (m68k_libcall_value_in_a0_p)
7730 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
7731 (m68k_call_m68k_read_tp): Helper variables and functions for ...
7732 (m68k_legitimize_tls_address): Handle TLS references.
7733 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
7735 (m68k_legitimize_address): Handle TLS symbols.
7736 (m68k_get_reloc_decoration): New static function.
7737 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
7739 (m68k_output_dwarf_dtprel): Implement hook.
7740 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
7741 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
7742 m68k_call_* routines.
7743 (sched_attr_op_type): Handle TLS symbols.
7744 (gt-m68k.h): Include.
7745 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
7746 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
7748 2009-05-18 Martin Jambor <mjambor@suse.cz>
7750 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
7751 (visit_store_addr_for_mod_analysis): New function.
7752 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
7753 (determine_cst_member_ptr): Use gimple_assign_single_p.
7754 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
7755 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
7756 operands. Don't check number of operands of a NOP_EXPR.
7758 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
7760 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
7762 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
7765 * c-common.c (warn_logical_operator): Don't warn if one of
7766 expression isn't always true or false.
7768 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
7770 * config/i386/biarch32.h: New file.
7771 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
7773 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
7775 * config/mips/mips.md (*zero_extend<mode>_trunchi,
7776 *zero_extend<mode>_truncqi): Merge these into ...
7777 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
7778 Name the pattern following this as *zero_extendhi_truncqi.
7780 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
7783 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
7784 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
7785 (output_info): Make field HOST_WIDEST_INT.
7786 (print_statistics): Use HOST_WIDEST_INT_PRINT.
7787 (dump_bitmat_statistics): Same.
7789 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
7791 * config.gcc (use_gcc_stdint): Set to wrap.
7792 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
7793 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
7794 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7795 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
7796 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
7797 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
7798 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7799 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
7801 2009-05-16 Joseph Myers <joseph@codesourcery.com>
7803 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
7805 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
7806 Move definitions earlier.
7807 (OPT_ARCH64, OPT_ARCH32): Define.
7808 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
7811 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
7814 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
7817 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
7819 * arm.md (movdi2): Copy non-reg values to DImode registers.
7821 2009-05-16 Jakub Jelinek <jakub@redhat.com>
7824 * final.c (label_to_max_skip): New function.
7825 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
7826 CODE_LABEL_NUMBER <= max_labelno.
7827 * output.h (label_to_max_skip): New prototype.
7828 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
7829 (ix86_avoid_jump_mispredicts): ... this. Don't define if
7830 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
7831 Handle CODE_LABELs with >= 16 byte alignment or with
7832 max_skip == (1 << align) - 1.
7833 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
7834 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
7837 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
7838 .p2align 3 if MAX_SKIP is smaller than 7.
7839 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
7841 2009-05-15 Ian Lance Taylor <iant@google.com>
7843 * alias.c (struct alias_set_entry_d): Rename from struct
7844 alias_set_entry. Change all uses.
7845 * except.c (struct call_site_record_d): Rename from struct
7846 call_site_record. Change all uses.
7847 * except.h (struct eh_region_d): Rename from struct eh_region.
7849 * gcse.c (struct hash_table_d): Rename from struct hash_table.
7851 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
7852 ivtype_map_elt. Change all uses.
7853 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
7855 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
7856 * graphite.h (struct name_tree_d): Rename from struct name_tree.
7858 (struct sese_d): Rename from struct sese. Change all uses.
7859 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
7860 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
7861 * optabs.h (struct optab_d): Rename from struct optab. Change all
7863 (struct convert_optab_d): Rename from struct convert_optab.
7865 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
7866 ipa_opt_pass. Change all uses.
7867 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
7870 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
7871 defined as a typedef.
7872 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
7875 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7878 * fold-const.c (make_range,build_range_check,merge_ranges): Move
7880 (merge_ranges): Returns bool.
7881 * tree.h (make_range): .. to here.
7882 (build_range_check): Likewise.
7883 (merge_ranges): Likewise. Renamed from merge_ranges.
7884 * c-typeck.c (parser_build_binary_op): Update calls to
7885 warn_logical_operator.
7886 * c-common.c (warn_logical_operator): Add new warning.
7887 * c-common.h (warn_logical_operator): Update declaration.
7889 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7891 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
7893 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7895 * doc/install.texi: Document MPC requirements, flags etc.
7897 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
7898 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
7899 Evaluate constant arguments.
7900 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
7901 (fold_builtin_1): Likewise, also evaluate constant arguments.
7902 Remove superfluous break.
7903 (do_mpc_ckconv): New.
7904 * real.h: Include mpc.h.
7905 * toplev.c (print_version): Output MPC version info if available.
7907 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
7909 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
7911 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
7913 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
7916 2009-05-15 Jan Hubicka <jh@suse.cz>
7918 * doc/invoke.texi (max-early-inliner-iterations): New flag.
7919 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
7920 (try_inline): Fix return value.
7921 (cgraph_decide_inlining_incrementally): Honor new value.
7922 (cgraph_early_inlining): Handle indirect inlining.
7923 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
7925 2009-05-15 Jan Hubicka <jh@suse.cz>
7927 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
7928 * cgraphunit.c (cgraph_finalize_function): Set it.
7929 (cgraph_expand_function): Use it.
7931 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
7933 * real.c (encode_ieee_half): Define.
7934 (decode_ieee_half): Define.
7935 (ieee_half_format): Define.
7936 (arm_half_format): Define.
7937 * real.h (ieee_half_format): Declare.
7938 (arm_half_format): Declare.
7940 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
7942 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
7943 swapped, and reversed optabs exist before trying to use them.
7945 2009-05-15 Paul Brook <paul@codesourcery.com>
7946 Sandra Loosemore <sandra@codesourcery.com>
7948 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
7949 loads. Allow PRE_DEC.
7950 (output_move_neon): Handle PRE_DEC.
7951 (arm_print_operand): Add 'A' for neon structure loads.
7952 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
7953 * config/arm/neon.md (neon_mov): Update comment.
7954 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
7956 (Um): New constraint.
7958 2009-05-15 Jan Hubicka <jh@suse.cz>
7960 Revert the following patch until testsuite fallout is fixed:
7961 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
7962 * cgraph.h (struct inline_summary): New filed self_wize,
7963 size_inlining_benefit, self_time and time_inlining_benefit.
7964 (struct cgraph_global_info): Replace insns by time ans size fields.
7965 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
7966 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
7967 (ipcp_update_callgraph): Do not touch function bodies.
7968 * ipa-inline.c: Include except.h
7969 (MAX_TIME): New constant.
7970 (overall_insns): Remove
7971 (overall_size, max_benefit): New static variables.
7972 (cgraph_estimate_time_after_inlining): New function.
7973 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
7974 (cgraph_clone_inlined_nodes): Update size.
7975 (cgraph_mark_inline_edge): Update size.
7976 (cgraph_estimate_growth): Use size info.
7977 (cgraph_check_inline_limits): Check size.
7978 (cgraph_default_inline_p): Likewise.
7979 (cgraph_edge_badness): Compute badness based on benefit and size cost.
7980 (cgraph_decide_recursive_inlining): Check size.
7981 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
7983 (cgraph_decide_inlining): Likewise.
7984 (cgraph_decide_inlining_incrementally): Likewise; honor
7985 PARAM_EARLY_INLINING_INSNS.
7986 (likely_eliminated_by_inlining_p): New predicate.
7987 (estimate_function_body_sizes): New function.
7988 (compute_inline_parameters): Use it.
7989 * except.c (must_not_throw_labels): New function.
7990 * except.h (must_not_throw_labels): Declare.
7991 * tree-inline.c (init_inline_once): Kill inlining_weigths
7992 * tree-ssa-structalias.c: Avoid uninitialized warning.
7993 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
7994 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
7995 (PARAM_INLINE_CALL_COST): Remove.
7996 (PARAM_EARLY_INLINING_INSNS): New.
7998 2009-05-15 Richard Guenther <rguenther@suse.de>
8000 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
8001 not TODO_update_ssa.
8003 2009-05-15 Richard Guenther <rguenther@suse.de>
8005 PR tree-optimization/39999
8006 * gimple.h (gimple_expr_type): Use the expression type looking
8007 through useless conversions.
8008 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
8009 (vn_nary_op_insert_stmt): Likewise.
8010 (simplify_binary_expression): Likewise.
8012 2009-05-15 Richard Guenther <rguenther@suse.de>
8014 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
8015 New options, enabled by default.
8016 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
8018 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
8019 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
8020 * tree-ssa-structalias.c (gate_tree_pta): New function.
8021 (pass_build_alias): Use it.
8023 2009-05-15 Joseph Myers <joseph@codesourcery.com>
8025 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
8026 recurse on an invariant address if a conversion from a pointer
8027 type to a wider integer type is involved.
8029 2009-05-15 Jan Hubicka <jh@suse.cz>
8031 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
8032 * cgraph.h (struct inline_summary): New filed self_wize,
8033 size_inlining_benefit, self_time and time_inlining_benefit.
8034 (struct cgraph_global_info): Replace insns by time ans size fields.
8035 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
8036 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
8037 (ipcp_update_callgraph): Do not touch function bodies.
8038 * ipa-inline.c: Include except.h
8039 (MAX_TIME): New constant.
8040 (overall_insns): Remove
8041 (overall_size, max_benefit): New static variables.
8042 (cgraph_estimate_time_after_inlining): New function.
8043 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
8044 (cgraph_clone_inlined_nodes): Update size.
8045 (cgraph_mark_inline_edge): Update size.
8046 (cgraph_estimate_growth): Use size info.
8047 (cgraph_check_inline_limits): Check size.
8048 (cgraph_default_inline_p): Likewise.
8049 (cgraph_edge_badness): Compute badness based on benefit and size cost.
8050 (cgraph_decide_recursive_inlining): Check size.
8051 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
8053 (cgraph_decide_inlining): Likewise.
8054 (cgraph_decide_inlining_incrementally): Likewise; honor
8055 PARAM_EARLY_INLINING_INSNS.
8056 (likely_eliminated_by_inlining_p): New predicate.
8057 (estimate_function_body_sizes): New function.
8058 (compute_inline_parameters): Use it.
8059 * except.c (must_not_throw_labels): New function.
8060 * except.h (must_not_throw_labels): Declare.
8061 * tree-inline.c (init_inline_once): Kill inlining_weigths
8062 * tree-ssa-structalias.c: Avoid uninitialized warning.
8063 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
8064 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
8065 (PARAM_INLINE_CALL_COST): Remove.
8066 (PARAM_EARLY_INLINING_INSNS): New.
8067 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
8068 (inline-call-cost): Remove.
8069 (early-inlining-insns): New.
8071 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
8073 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
8075 (print_int_cst_bounds_in_octal_p): Likewise.
8076 (dbxout_type): Adjust calls to above functions. Be prepared to deal
8078 * dwarf2out.c (base_type_die): Likewise.
8079 (is_subrange_type): Delete.
8080 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
8081 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
8082 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
8083 if the destination type is boolean.
8084 (build_range_check): Do not special-case subtypes.
8085 (fold_sign_changed_comparison): Likewise.
8086 (fold_unary): Likewise.
8087 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
8088 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
8089 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
8090 * tree.c (subrange_type_for_debug_p): New predicate based on the
8091 former is_subrange_type.
8092 * tree.h (subrange_type_for_debug_p): Declare.
8093 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
8094 (convert_affine_scev): Remove call to above function.
8095 (chrec_convert_aggressive): Likewise.
8096 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
8097 false for conversions involving subtypes.
8098 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
8099 (vrp_val_min): Likewise.
8100 (needs_overflow_infinity): Likewise.
8101 (extract_range_from_unary_expr): Likewise.
8103 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
8105 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
8106 * config/frv/frv.c: Likewise.
8107 * config/s390/s390.c: Likewise.
8108 * config/sparc/sparc.h: Likewise.
8109 * config/i386/i386.h: Likewise.
8110 * config/i386/i386.c: Likewise.
8111 * config/crx/crx.c: Likewise.
8112 * config/m68hc11/m68hc11.h: Likewise.
8113 * config/iq2000/iq2000.c: Likewise.
8114 * config/mn10300/mn10300.h: Likewise.
8115 * config/mn10300/mn10300.c: Likewise.
8116 * config/m68k/m68k.c: Likewise.
8117 * config/rs6000/rs6000.c: Likewise.
8118 * config/rs6000/xcoff.h: Likewise.
8119 * config/rs6000/linux64.h: Likewise.
8120 * config/rs6000/sysv4.h: Likewise.
8121 * config/score/score3.c: Likewise.
8122 * config/score/score7.c: Likewise.
8123 * config/score/score.c: Likewise.
8124 * config/arm/arm.md: Likewise.
8125 * config/mips/mips.c: Likewise.
8126 * config/mips/mips.md: Likewise.
8127 * config/bfin/bfin.h: Likewise.
8128 * config/pa/pa.c: Likewise.
8129 * config/pa/constraints.md: Likewise.
8131 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
8132 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
8133 * config/pdp11/pdp11.h: Use memory_address_p instead.
8135 2009-05-14 Ian Lance Taylor <iant@google.com>
8137 * passes.c (finish_optimization_passes): Change i to int.
8138 * plugin.c (plugins_active_p): Change event to int.
8139 (dump_active_plugins): Likewise.
8140 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
8142 * tree.c (tree_range_check_failed): Change c to unsigned int.
8143 (omp_clause_range_check_failed): Likewise.
8144 (build_common_builtin_nodes): Change mode to int. Add cast.
8145 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
8146 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
8148 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
8149 ++ or -- with a variable of enum type.
8151 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
8154 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
8156 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
8158 * store-motion.c: Do not include params.h
8159 * Makefile.in: Fix dependencies for various files.
8161 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
8163 * auto-inc-dec.c: Fix pass description, remove apparent
8164 accidental duplication.
8166 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
8169 * ipa-utils.h (memory_identifier_string): Moved to ...
8170 * tree.h (memory_identifier_string): Here. Add GTY(()).
8172 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
8174 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
8175 in the former documentation of...
8176 (GO_IF_LEGITIMATE_ADDRESS): ... this.
8177 * ira-conflicts.c (get_dup_num): Use address_operand.
8178 * targhooks.c (default_legitimate_address_p): New.
8179 * targhooks.h (default_legitimate_address_p): New.
8180 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
8182 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
8183 * target.h (struct target): Add legitimate_address_p.
8184 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
8185 (TARGET_INITIALIZER): Include it.
8187 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8188 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
8189 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
8190 (TARGET_LEGITIMATE_ADDRESS_P): New.
8192 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8193 (REG_OK_STRICT_P): Delete.
8194 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
8195 (frv_legitimate_address_p_1): ... this.
8196 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
8197 (frv_legitimate_address_p_1): ... the renamed old
8198 frv_legitimate_address_p.
8199 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
8200 (TARGET_LEGITIMATE_ADDRESS_P): New.
8202 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8203 * config/s390/s390-protos.h (legitimate_address_p): Remove.
8204 * config/s390/s390.c (legitimate_address_p): Rename to...
8205 (s390_legitimate_address_p): ... this, make static.
8206 (legitimize_address): Adjust call.
8207 (TARGET_LEGITIMATE_ADDRESS_P): New.
8208 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
8210 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8211 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
8212 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
8213 (TARGET_LEGITIMATE_ADDRESS_P): New.
8215 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8216 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
8217 * config/spu/spu.c (spu_legitimate_address): Rename to...
8218 (spu_legitimate_address_p): ... this, make static.
8219 (TARGET_LEGITIMATE_ADDRESS_P): New.
8221 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8222 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
8223 * config/sparc/sparc.c (legitimate_address_p): Rename to...
8224 (sparc_legitimate_address_p): ... this, make static and return bool.
8225 (legitimize_address): Adjust call.
8226 (TARGET_LEGITIMATE_ADDRESS_P): New.
8228 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8229 * config/i386/i386-protos.h (legitimate_address_p): Remove.
8230 * config/i386/i386.c (legitimate_address_p): Rename to...
8231 (ix86_legitimate_address_p): ... this, make static.
8232 (constant_address_p): Move after it, adjust call.
8233 (TARGET_LEGITIMATE_ADDRESS_P): New.
8235 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8236 * config/avr/avr-protos.h (legitimate_address_p): Remove.
8237 * config/avr/avr.c (legitimate_address_p): Rename to...
8238 (avr_legitimate_address_p): ... this, make static.
8239 (legitimize_address): Adjust call.
8240 (TARGET_LEGITIMATE_ADDRESS_P): New.
8242 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8243 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
8244 * config/crx/crx.c (crx_legitimate_address_p): Make static.
8245 (TARGET_LEGITIMATE_ADDRESS_P): New.
8247 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8248 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
8249 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
8250 (TARGET_LEGITIMATE_ADDRESS_P): New.
8252 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8253 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
8255 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
8257 (TARGET_LEGITIMATE_ADDRESS_P): New.
8259 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8260 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
8262 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
8264 (m68hc11_legitimate_address_p): ... this, make static.
8265 (go_if_legitimate_address_internal): Rename to...
8266 (m68hc11_legitimate_address_p_1): ... this.
8267 (legitimize_address): Adjust call.
8268 (TARGET_LEGITIMATE_ADDRESS_P): New.
8270 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8271 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
8272 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
8273 (TARGET_LEGITIMATE_ADDRESS_P): New.
8275 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8276 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
8277 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
8278 (mn10300_legitimate_address_p): ... this, make static.
8279 (TARGET_LEGITIMATE_ADDRESS_P): New.
8281 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8282 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
8283 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
8284 (TARGET_LEGITIMATE_ADDRESS_P): New.
8286 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8287 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
8288 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
8289 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8290 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
8291 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
8292 (rs6000_legitimate_address_p): ... this, make static.
8293 (TARGET_LEGITIMATE_ADDRESS_P): New.
8294 (REG_MODE_OK_FOR_BASE_P): Delete.
8295 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
8297 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8298 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
8300 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
8301 static, adjust types.
8302 (TARGET_LEGITIMATE_ADDRESS_P): New.
8304 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8305 * config/score/score.c (score_address_p): Rename to...
8306 (score_legitimate_address_p): ... this.
8307 (TARGET_LEGITIMATE_ADDRESS_P): New.
8308 * config/score/score3.c (score3_address_p): Rename to...
8309 (score3_legitimate_address_p): ... this.
8310 * config/score/score7.c (score7_address_p): Rename to...
8311 (score7_legitimate_address_p): ... this.
8313 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
8314 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
8315 GO_IF_LEGITIMATE_ADDRESS): Delete.
8316 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
8317 thumb2_legitimate_address_p): Delete.
8318 (arm_legitimate_address_p): Rename to...
8319 (arm_legitimate_address_outer_p): ... this.
8320 * config/arm/constraints.md ("Uq"): Adjust call.
8321 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
8322 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
8324 (arm_legitimate_address_outer_p): ... this.
8325 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
8327 (TARGET_LEGITIMATE_ADDRESS_P): New.
8329 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8330 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
8331 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
8332 (TARGET_LEGITIMATE_ADDRESS_P): New.
8334 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8335 * config/vax/vax-protos.h (legitimate_address_p): Remove.
8336 * config/vax/vax.c (legitimate_address_p): Rename to...
8337 (vax_legitimate_address_p): ... this, make static.
8338 (TARGET_LEGITIMATE_ADDRESS_P): New.
8340 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8341 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
8342 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
8343 (TARGET_LEGITIMATE_ADDRESS_P): New.
8345 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8346 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
8347 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
8348 (mmix_legitimate_address_p): ... this, make static.
8349 (TARGET_LEGITIMATE_ADDRESS_P): New.
8351 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8352 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
8353 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
8354 (TARGET_LEGITIMATE_ADDRESS_P): New.
8356 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
8358 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
8359 of MODE_COMPLEX_INT.
8361 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8363 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
8364 LCT_NORMAL in function call.
8365 * mips-tdump.c (print_file_desc): Add cast to enum type.
8366 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
8367 (mark_stabs): Add casts to enum types.
8368 (parse_stabs_common): Add casts to enum types.
8370 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
8372 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
8373 Check for invalid values of LETTER.
8375 2009-05-13 Taras Glek <tglek@mozilla.com>
8377 * attribs.c (register_attribute): moved out attribute registration
8378 into register_attribute.
8379 * doc/plugins.texi: Documented register_attribute and
8381 * gcc-plugin.h: Added forward decl for register_attribute.
8382 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
8383 * plugin.c (register_callback, invoke_plugin_callbacks): Added
8384 PLUGIN_ATTRIBUTES boilerplate.
8386 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
8388 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
8389 values even in sentinel and empty entries.
8390 (ms_printf_flag_specs): Likewise.
8391 (ms_scanf_flag_specs): Likewise.
8392 (ms_strftime_flag_specs): Likewise.
8393 (ms_print_char_table): Likewise.
8394 (ms_scan_char_table): Likewise.
8395 (ms_time_char_table): Likewise.
8397 2009-05-13 Doug Kwan <dougkwan@google.com>
8399 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
8401 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
8403 * config/mips/mips.md (store): Add attributes for QI and HI.
8405 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
8406 (truncdi<mode>2): ... this new pattern.
8408 2009-05-13 Brad Hards <bradh@kde.org>
8410 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
8412 2009-05-14 Jakub Jelinek <jakub@redhat.com>
8413 Ben Elliston <bje@au.ibm.com>
8416 * dse.c (check_mem_read_rtx): Guard against width == -1.
8418 2009-05-13 Michael Matz <matz@suse.de>
8421 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
8422 (trivially_conflicts_p): New function.
8423 (insert_backedge_copies): Use it.
8425 2009-05-13 Janis Johnson <janis187@us.ibm.com>
8427 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
8428 (handle_stdc_pragma): Use new enum constant names.
8429 (handle_pragma_float_const_decimal64): Ditto.
8431 2009-05-13 Ian Lance Taylor <iant@google.com>
8433 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
8436 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
8438 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
8439 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
8441 * config/m68k/m68k.h (FL_UCLINUX): Define.
8443 2009-05-13 Jan Hubicka <jh@suse.cz>
8445 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
8447 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
8449 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
8450 unless -fschedule-insns is specified.
8452 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
8455 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
8456 TARGET_EXPAND_CBRANCHDI4.
8457 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
8458 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
8459 (cmpeqdi): Fix comment.
8461 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
8463 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
8464 (sh_legitimate_address_p): Likewise.
8465 * config/sh/sh.c (sh_legitimate_index_p): New.
8466 (sh_legitimate_address_p): Likewise.
8467 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
8468 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
8469 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
8470 (MAYBE_BASE_REGISTER_RTX_P): New macro.
8471 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
8472 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
8473 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
8474 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
8475 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
8477 2009-05-12 Jan Hubicka <jh@suse.cz>
8479 * tree-inline.c (estimate_operator_cost): Add operands;
8480 when division happens by constant, it is cheap.
8481 (estimate_num_insns): Loads and stores are not having cost of 0;
8482 EH magic stuff is cheap; when computing runtime cost of switch,
8483 use log2 base of amount of its cases; builtin_expect has cost of 0;
8484 compute cost for moving return value of call.
8485 (init_inline_once): Initialize time_based flags.
8486 * tree-inline.h (eni_weights_d): Add time_based flag.
8488 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8490 * df-core.c: Update head documentation.
8492 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
8495 * rs6000.c (rs6000_generate_compare): Use op1b instead of
8496 shadowing exisiting variable op1.
8498 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
8501 * config/i386/driver-i386.c (processor_signatures): New enum.
8502 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
8503 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
8504 processor signature to detect geode processor.
8506 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8510 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8512 * optabs.c (prepare_cmp_insn): Temporarily disable test that
8513 causes spurious differences between trunk and cond-optab branch.
8515 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8517 * dojump.c (compare_from_rtx): Delete.
8518 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
8519 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
8520 if the comparison does not satisfy the predicate; test predicates for
8521 operands 2 and 3 of a cstore pattern. Don't try cstore optab
8522 further if one existing pattern fails.
8523 * expr.h (compare_from_rtx): Delete.
8524 (prepare_operand): Declare it.
8525 * optabs.c: Change "lib call" to "libcall" throughout.
8526 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
8527 HAVE_conditional_trap, emit_cmp_insn): Delete.
8528 (can_compare_p): Delete cmp_optab case.
8529 (prepare_float_lib_cmp): Return an rtx and a machine mode.
8530 Accept other parameters by value.
8531 (prepare_operand): Make non-static.
8532 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
8533 other parameters by value. Try to widen operands here based on
8534 an optab_methods argument and looking at cbranch_optab.
8535 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
8536 loop. Use cbranch_optab directly.
8537 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
8538 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
8540 (emit_conditional_move, emit_conditional_add): Inline what's needed
8541 of compare_from_rtx, using new prepare_cmp_insn for the rest.
8542 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
8543 with COMPARE. Move cmov_optab and cstore_optab above
8544 with cbranch_optab, move cmp_optab down with ucmp_optab,
8545 remove tst_otpab. Do not initialize trap_rtx.
8546 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
8547 for trap code. Do not check HAVE_conditional_trap. Use
8548 prepare_cmp_insn. Accept no predicate for operand 3.
8549 * optabs.h (OTI_cmp): Mark as used only for libcalls.
8550 (OTI_ctrap, ctrap_optab): New.
8551 (tst_optab): Delete.
8552 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
8553 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
8554 with lookup of ctrap_optab.
8555 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
8559 * combine.c (combine_simplify_rtx, simplify_set): Do not
8560 special case comparing against zero for cc0 machines.
8561 * simplify-rtx.c (simplify_binary_operation_1): Never remove
8562 COMPARE on cc0 machines.
8563 (simplify_relational_operation): Return a new expression when
8564 a COMPARE could be removed.
8565 * final.c (final_scan_insn): Compare cc_status values
8566 against LHS of a (compare FOO (const_int 0)) cc0 source.
8567 Also check if cc_status.value is the full compare.
8569 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
8570 (cstoreMM4): Document.
8571 (conditional_trap): Document ctrapMM4 instead.
8572 (sync_compare_and_swapMM): Refer to cbranchcc4.
8573 (Dependent Patterns): Eliminate obsolete information referring to
8574 the old jump optimization phase.
8575 (Canonicalization): Include cbranchcc4 case, omit canonicalization
8576 of compares with 0 on cc0 machines.
8577 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
8578 avoiding references to cc0. Remove text about storing operands
8580 * doc/tm.texi (Condition Codes): Include blurb on different
8581 condition code representations, separate into subsections for
8582 CC0, MODE_CC and conditional execution.
8584 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
8585 alpha_emit_setcc): Accept operands and a machine mode.
8586 * config/alpha/alpha.c (alpha_emit_conditional_branch):
8587 Get code/op0/op1 from operands, use machine mode argument
8588 instead of alpha_compare.fp_p. Emit the branch here.
8589 (alpha_emit_setcc): Likewise, and return boolean.
8590 (alpha_emit_conditional_move): Likewise. Assert that
8591 cmp_op_mode == cmp_mode, and simplify accordingly.
8592 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
8593 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
8594 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
8596 (stack probe test): Use cbranchdi4.
8597 * config/alpha/predicates.md (alpha_cbranch_operator): New.
8599 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
8600 * config/arc/arc.h (movsicc, movsfcc): Use it.
8601 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
8602 (cbranchsi4, cstoresi4): New.
8603 (cmpsi, bCC and sCC expanders): Remove.
8605 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
8606 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
8607 * config/arm/predicates.md (arm_comparison_operator): Only include
8608 floating-point operators if there is a hardware floating-point unit.
8609 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
8610 deferring to cbranch_cc and cstore_cc respectively.
8611 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
8612 cbranch_cc, cstore_cc): New.
8613 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
8615 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
8617 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
8618 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
8620 (adjust_insn_length): Adjust calls.
8621 (avr_reorg): Handle (compare (foo) (const_int 0)).
8622 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
8623 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
8624 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
8625 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
8627 (cbranchqi4, cbranchhi4, cbranchsi4): New.
8628 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
8630 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
8631 (cbranchsi4, cstorebi4, cstoresi4): New.
8632 (movbisi): This insn is duplicate, split it to zero_extend.
8633 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
8634 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
8635 (bfin_optimize_loop): Use cbranch expander.
8636 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
8637 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
8638 (bfin_bimode_comparison_operator): ... this.
8639 (bfin_direct_comparison_operator): New.
8641 * config/cris/cris.c (cris_normal_notice_update_cc): Look
8642 inside (compare FOO (const_int 0)).
8643 (cris_rtx_costs): Handle ZERO_EXTRACT.
8644 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
8645 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
8646 (*tstdi_v32): Delete.
8647 (*cmpdi_non_v32): Add M alternative for operand 1.
8648 (cmpsi, cmp<mode>): Make private.
8649 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
8651 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
8653 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
8654 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
8655 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
8656 (cc_reg_operand): New.
8658 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
8659 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
8660 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
8661 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
8662 crx_expand_scond): Delete.
8664 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
8666 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
8667 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
8669 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
8670 cstoresi4, cstoresf4, cstoredf4): New.
8671 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
8672 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
8673 Receive the entire operands array.
8674 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
8675 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
8676 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
8677 Get test/op0/op1 from the operands array.
8678 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
8680 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
8681 (h8300_expand_store): New.
8682 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
8684 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
8685 (h8300_expand_store): New.
8686 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
8687 or do not try to produce (set (cc0) REG).
8688 (peepholes): Wrap arguments with COMPARE. Add a peephole to
8689 change a compare into a move to a scratch register. Disable some
8690 peepholes when comparing with zero.
8691 (tstsi, tsthi, tstsi, cmpqi): Make private.
8694 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
8697 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
8698 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
8699 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
8700 (ix86_emit_i387_log1p): Use cbranchxf2.
8701 (ix86_expand_setcc): Return void.
8702 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
8703 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
8704 cmp<MODEF>, cmpcc): Remove.
8705 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
8706 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
8707 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
8708 (sCC and bCC expanders): Remove.
8709 (stack_protect_test): Use cbranchcc4.
8711 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
8713 (ia64_expand_compare): Accept three rtx by reference and return void.
8714 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
8715 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
8716 from *expr. Update *expr with the BImode comparison to do.
8717 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
8718 cmptf, bCC, sCC, conditional_trap): Delete.
8719 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
8720 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
8721 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
8722 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
8723 * config/ia64/predicates.md (ia64_cbranch_operator): New.
8725 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
8726 type of last argument.
8727 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
8728 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
8729 use machine mode argument instead of branch_type. Remove dead
8730 code for floating-point comparisons.
8731 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
8732 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
8734 (cbranchsi4, cstoresi4): New.
8735 * config/iq2000/predicates.md (reg_or_const_operand): New.
8737 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
8738 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
8739 (b<code>_op): Rewrite to...
8740 (bcc_op): ... this, using match_operator.
8741 (s<code>_op): Rewrite to...
8742 (scc_op): ... this, using match_operator.
8743 (s<code>_24_op): Rewrite to...
8744 (scc_op_24): ... this, using match_operator.
8745 (s<code>_<mode>): Rewrite to...
8746 (cstore<mode>4): ... this, using match_operator.
8747 (s<code>_<mode>_24): Rewrite to...
8748 (cstore<mode>4_24): ... this, using match_operator.
8749 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
8750 m32c_unpend_compare, m32c_expand_scc): Delete.
8751 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
8752 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
8753 (m32c_expand_movcc): Change NE to EQ if necessary.
8754 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
8756 * config/m32r/m32r-protos.h (gen_cond_store): New.
8757 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
8758 (gen_cond_store): New, from sCC patterns.
8759 (m32r_expand_block_move): Use cbranchsi4.
8760 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
8761 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
8762 (cbranchsi4, cstoresi4): New.
8764 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
8766 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
8767 (m68hc11_notice_update_cc): Look into a compare with 0.
8768 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
8770 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
8771 cmphi, cmpqi, bCC): Delete.
8772 (cbranchsi4, cbranchhi4, cbranchqi4): New.
8773 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
8774 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
8777 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
8778 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
8779 * config/m68k/constraints.md (H): New.
8780 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
8781 the define_insn below.
8782 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
8783 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
8784 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
8785 patterns): Wrap RHS with COMPARE.
8786 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
8787 (*cmpdi_internal): Name this pattern.
8788 (cmpdi): Change to define_insn.
8789 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
8790 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
8791 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
8793 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
8794 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
8795 (conditional_trap): Change to...
8796 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
8797 (*conditional_trap): Use the ordered_comparison_operator and
8798 const1_operand predicates.
8799 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
8800 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
8801 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
8802 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
8804 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
8805 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
8806 (mcore_gen_compare): New.
8807 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
8808 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
8809 (mcore_gen_compare): ... this.
8810 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
8811 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
8812 (stack probe pattern): Use cbranchsi4.
8814 * config/mips/predicates.md (mips_cstore_operator): New.
8815 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
8816 * config/mips/mips.md (any_cond): Delete.
8817 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
8819 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
8820 fixuns_truncsfdi2): Use cbranch patterns.
8821 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
8822 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
8823 Adjust call to mips_expand_conditional_branch.
8824 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
8826 * config/mips/mips-protos.h (mips_expand_conditional_branch,
8827 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
8828 * config/mips/mips.c (cmp_operands): Delete.
8829 (mips_emit_compare): Get comparison operands from *op0/*op1.
8830 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
8831 that it succeeds. Use op0/op1 instead of cmp_operands.
8832 (mips_expand_conditional_branch, mips_expand_conditional_move,
8833 mips_expand_conditional_trap): Likewise.
8834 (mips_block_move_loop): Use cbranch patterns.
8835 * config/mips/mips.h (cmp_operands): Delete.
8837 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
8838 (mmix_gen_compare_reg): Just return a register in the right CC mode.
8839 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
8840 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
8841 (*cmpcc_folded): Rename to...
8842 (*cmpdi_folded): this.
8843 (*cmpcc): Rename to...
8845 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
8848 (cbranchdf4): New. Handle invalid comparisons here.
8849 * config/mmix/predicates.md (float_comparison_operator): New.
8851 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
8852 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
8853 * config/mn10300/mn10300.md (tst): Delete.
8854 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
8855 Name these patterns and wrap RHS in a compare.
8856 (*cmpsi): Make this pattern private. Include tst.
8857 (*cmpsf): Make this pattern private.
8858 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
8859 (compare with zero peepholes): Likewise.
8861 (cbranchsi4, cbranchsf4): New.
8862 (casesi): Use cbranchsi4.
8864 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
8865 hppa_branch_type): Delete.
8866 (return_addr_rtx): Use cbranchsi4.
8867 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
8868 Emit CCFPmode comparison here.
8869 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
8870 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
8871 hppa_branch_type): Delete.
8872 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
8873 (movsicc, movdicc): Remove references to hppa_compare_op0,
8874 hppa_compare_op1 and compare_from_rtx.
8875 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
8876 (casesi): Use cbranchsi4.
8878 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
8879 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
8880 * config/pdp11/pdp11.md (register_or_const0_operand): New.
8881 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
8882 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
8884 (cbranchdf4, cbranchhi4, cbranchqi4): New.
8885 (*branch, *branch_inverted): New.
8887 * config/picochip/picochip.md (cbranchhi4): Use
8888 ordered_comparison_operator.
8889 (cmphi, bCC): Remove.
8891 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
8892 (trap_comparison_operator): Delete.
8893 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
8894 rs6000_emit_cbranch): Accept mode and operands.
8895 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
8896 rs6000_compare_fp_p): Delete.
8897 (rs6000_generate_compare): Accept mode and comparison. Extract code
8898 and op0/op1 from there. Replace references to rs6000_compare_op0
8899 and rs6000_compare_op1.
8900 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
8901 extract result from passed operands.
8902 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
8903 extract loc from passed operands.
8904 (rs6000_emit_cmove): Likewise.
8905 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
8906 rs6000_compare_fp_p): Delete.
8907 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
8908 (cbranch<GPR>4, cbranch<FP>4): New.
8909 (cstore<mode>4): New. Consolidate here all choices about when to use
8910 portable or specialized sCC sequences.
8911 (stack_protect_test): Use cbranchsi4.
8912 (conditional_trap): Replace with ctrap<GPR>4.
8913 (conditional trap insn): Replace trap_comparison_operator with
8914 ordered_comparison_operator.
8916 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
8917 (s390_emit_prologue): Use ctrap.
8918 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
8919 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
8920 New predicates replacing...
8921 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
8922 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
8923 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
8924 (add<mode>cc): Do not use s390_compare_op0/op1.
8925 (s<code>): Change to...
8926 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
8928 (cstorecc4): ... this. Handle EQ or NE equally.
8929 (*sne): Un-privatize for use in cstorecc4.
8930 (b<code>): Change to...
8931 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
8932 (conditional_trap): Replace with...
8933 (ctrap<GPR>4, ctrap<FP>4): ... these.
8934 (stack_protect): Use cbranchcc4.
8936 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
8937 * config/score/score-protos.h (score_gen_cmp): Delete.
8938 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
8939 (score_block_move-loop): Use cbranchsi4.
8940 * config/score/score.md (cbranchsi4): New.
8941 (cmpsi, bCC): Delete.
8942 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
8943 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
8944 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
8945 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
8946 * config/score/score3.h (score3_gen_cmp): Delete.
8947 * config/score/score7.h (score7_gen_cmp): Delete.
8949 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
8950 (sh_emit_scc_to_t): ... this. Return void.
8951 (from_compare): Rename to...
8952 (sh_emit_compare_and_branch): ... this.
8953 (sh_emit_compare_and_set): New.
8954 (sh_expand_t_scc): Accept operands.
8955 * config/sh/predicates.md (sh_float_comparison_operator): New.
8956 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
8957 (prepare_scc_operands): Rename to...
8958 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
8960 (sh_emit_cheap_store_flag): New.
8961 (sh_emit_set_t_insn): New.
8962 (from_compare): Rename to...
8963 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
8964 handling of TARGET_SH2E floating point to avoid recursive call.
8965 Generate branch here.
8966 (sh_emit_compare_and_set): New.
8967 (sh_expand_t_scc): Get op0/op1 from arguments.
8968 (sh_emit_cheap_store_flag): New.
8969 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
8971 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
8972 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
8973 (movsicc, movdicc): Do nothing when it recreated operands from
8974 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
8975 prepare_scc_operands (now sh_emit_scc_to_t).
8976 (udivdi3): Use cstoresi4.
8977 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
8978 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
8979 (cbranchint4_media, cbranchfp4_media): New.
8980 (casesi): Use cbranchdi4.
8981 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
8983 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
8984 (movnegt): Remove second operand.
8985 (cbranchsf4, cbranchdf4): New.
8986 (stack_protect): Use cbranchdi4/cbranchsi4.
8988 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
8989 (gen_compare_reg): Accept comparison, extract part of it to...
8990 (gen_compare_reg_1): ... this.
8991 (gen_compare_operator): Delete.
8992 (gen_v9_scc): Accept separate destination, comparison code and arms.
8993 Do not use sparc_compare_op0/sparc_compare_op1.
8994 (emit_scc_insn, emit_conditional_branch_insn): New.
8995 (emit_v9_brxx): Make static. Remove useless assertion.
8996 (sparc_emit_float_lib_cmp): Return RTL instead of calling
8998 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
8999 * config/sparc/sparc-protos.h (gen_compare_reg,
9000 sparc_emit_float_lib_cmp): Adjust prototype.
9001 (emit_scc_insn, emit_conditional_branch_insn): New.
9002 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
9003 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
9004 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
9005 iterators to the top.
9006 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
9007 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
9008 snedi_special_trunc): Delete.
9009 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
9010 and snedi_special_trunc.
9011 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
9012 cbranchdi4, cbranch<F:mode>4): New.
9013 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
9014 here. Use gen_compare_reg instead of gen_compare_operator.
9015 (conditional_trap): Replace with...
9016 (ctrapsi4, ctrapdi4): ... this.
9017 (stack_protect_test): Use cbranchcc4.
9019 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
9021 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
9022 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
9023 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
9024 from operands[0] or operands[3] depending on is_set.
9025 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
9026 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
9027 cmpdf, bCC), sCC: Remove.
9028 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
9029 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
9031 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
9032 spu_emit_branch_or_set.
9034 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
9036 * config/stormy16/stormy16.h (xstormy16_compare_op0,
9037 xstormy16_compare_op1): Delete.
9038 * config/stormy16/stormy16.c (xstormy16_compare_op0,
9039 xstormy16_compare_op1): Delete.
9040 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
9042 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
9043 (cmphi, cmpsi, bCC): Remove.
9045 * config/v850/v850.md (tstsi, cmpsi): Fold into...
9046 (*cmpsi): ... this one.
9047 (cbranchsi4, cstoresi4): New.
9048 (bCC expanders): Delete.
9049 (sCC insns): Fold into...
9050 (*setcc): ... this one.
9051 (casesi): Do not use gen_cmpsi and gen_bgtu.
9052 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
9053 (movsicc): Simplify.
9054 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
9056 * config/vax/vax-protos.h (cond_name): New.
9057 (vax_output_conditional_branch): Remove.
9058 * config/vax/vax.c (cond_name): New.
9059 (vax_output_conditional_branch): Remove.
9060 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
9061 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
9062 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
9063 (bit<VAXint>): Wrap source with (compare).
9064 (b<code> and following unnamed pattern): Rename to *branch and
9065 *branch_reversed. Change macroization to match_operator.
9066 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
9068 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
9069 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
9070 Change last argument to machine_mode.
9071 (xtensa_expand_scc): Add machine_mode argument.
9072 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
9073 (gen_conditional_move, xtensa_expand_conditional_branch,
9074 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
9075 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
9076 Adjust operand numbers.
9077 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
9079 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
9080 (cmpsi, cmpsf, b<code>, s<code>): Delete.
9081 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
9083 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9085 * optabs.c (prepare_cmp_insn): Temporarily disable test that
9086 causes spurious differences between trunk and cond-optab branch.
9088 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
9091 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
9093 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
9095 * tree.c (iterative_hash_pointer): Delete.
9096 (iterative_hash_expr): Short-circuit handling of NULL pointer.
9097 Hash UIDs and versions of SSA names. Don't special-case built-in
9098 function declarations.
9100 2009-05-11 Ian Lance Taylor <iant@google.com>
9103 * graphite.c: Force -Wc++-compat to only be a warning before
9104 #including "cloog/cloog.h".
9106 2009-05-11 Martin Jambor <mjambor@suse.cz>
9108 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
9110 2009-05-11 Jan Hubicka <jh@suse.cz>
9112 * tree-ssa-loop-ivcanon.c: Include target.h
9113 (struct loop_size): new structure.
9114 (constant_after_peeling): New predicate.
9115 (tree_estimate_loop_size): New function.
9116 (estimated_unrolled_size): Rewrite for new estimates.
9117 (try_unroll_loop_completely): Use new estimates.
9118 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
9120 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
9122 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
9123 libcpp interface change.
9124 (spu_macro_to_expand): Likewise.
9126 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
9128 PR tree-optimization/40026
9129 * gimplify.c (gimplify_init_constructor): Change initial conditional
9130 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
9131 optimize_compound_literals_in_ctor.
9133 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
9135 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
9137 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
9139 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
9141 * tree-vect-data-refs.c (vect_analyze_group_access): Use
9142 HOST_WIDE_INT for gap.
9144 2009-05-11 Ira Rosen <irar@il.ibm.com>
9146 PR tree-optimization/40074
9147 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
9148 account in group size and step comparison.
9150 2009-05-11 Richard Guenther <rguenther@suse.de>
9152 * passes.c (init_optimization_passes): Strip now incorrect comment.
9153 (execute_function_todo): Do not set PROP_alias.
9154 * tree-pass.h (PROP_alias): Remove.
9155 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
9156 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
9157 * tree-nrv.c (pass_return_slot): Likewise.
9158 * tree-object-size.c (pass_object_sizes): Likewise.
9159 * tree-ssa-dom.c (pass_dominator): Likewise.
9160 (pass_phi_only_cprop): Likewise.
9161 * tree-ssa-dse.c (pass_dse): Likewise.
9162 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
9163 (pass_cselim): Likewise.
9164 * tree-ssa-pre.c (pass_pre): Likewise.
9165 (pass_fre): Likewise.
9166 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
9167 * tree-ssa-sink.c (pass_sink_code): Likewise.
9168 * tree-stdarg.c (pass_stdarg): Likewise.
9169 * tree-tailcall.c (pass_tail_calls): Likewise.
9170 * tree-vrp.c (pass_vrp): Likewise.
9172 2009-05-10 Ian Lance Taylor <iant@google.com>
9174 * basic-block.h (enum profile_status): Break out of struct
9176 * cgraph.h (struct inline_summary): Break out of struct
9178 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
9179 of struct cgraph_order_sort.
9180 * combine.c (enum undo_kind): New enum, broken out of struct undo.
9181 * cse.c (struct branch_path): Break out of struct
9182 cse_basic_block_data.
9183 * except.h (enum eh_region_type): Break out of struct eh_region.
9184 * gcc.c (enum add_del): Break out of struct modify_target.
9185 * genrecog.c (enum decision_type): Break out of struct decision_test.
9186 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
9188 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
9189 * regmove.c (enum match_use): New enum, broken out of struct match.
9190 * sched-int.h (enum post_call_group): New enum, broken out of
9192 (struct deps_reg): Break out of struct deps.
9193 * target.h (struct asm_int_op): Break out of struct gcc_target.
9194 * tree-eh.c (struct goto_queue_node): Break out of struct
9196 * tree-inline.h (enum copy_body_cge_which): Break out of
9198 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
9200 * c-decl.c (in_struct, struct_types): New static variables.
9201 (pushtag): Add loc parameter. Change all callers.
9202 (lookup_tag): Add ploc parameter. Change all callers.
9203 (check_compound_literal_type): New function.
9204 (parser_xref_tag): Add loc parameter. Change all callers. If
9205 -Wc++-compat, warn about struct/union/enum types defined within a
9207 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
9208 and loc parameters. Change all callers. Change error calls to
9209 error_at, using loc. For a redefinition, if the location of the
9210 original definition is known, report it. Set in_struct and
9211 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
9212 (finish_struct): Add new parameters enclosing_in_struct and
9213 enclosing_struct_types. Change all callers. Set
9214 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
9215 in the struct. If in a struct, add this struct to struct_types.
9216 (start_enum): Add loc parameter. Change all callers. Use
9217 error_at for errors, using loc. For a redefinition, if the
9218 location of the original definition is known, report it. If in a
9219 struct, add this enum type to struct_types. If -Wc++-compat warn
9220 if in sizeof, typeof, or alignof.
9221 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
9222 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
9223 (c_parser_enum_specifier): Get enum location for start_enum.
9224 (c_parser_struct_or_union_specifier): Get struct location for
9225 start_struct. Save in_struct and struct_types status between
9226 start_struct and finish_struct.
9227 (c_parser_cast_expression): Get location of cast.
9228 (c_parser_alignof_expression): Get location of type.
9229 (c_parser_postfix_expression): Likewise.
9230 (c_parser_postfix_expression_after_paren_type): Add type_loc
9231 parameter. Change all callers. Call check_compound_literal_type.
9232 Use type_loc for error about variable size type.
9233 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
9234 of an enum constant from an enum type defined in a struct or union.
9235 (c_cast_expr): Add loc parameter. Change all callers. If
9236 -Wc++-compat, warn about defining a type in a cast.
9237 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
9238 (start_enum, start_struct, finish_struct): Update declarations.
9239 (parser_xref_tag, c_cast_expr): Update declarations.
9240 (check_compound_literal_type): Declare.
9242 2009-05-11 Ben Elliston <bje@au.ibm.com>
9244 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
9245 for recent libcpp interface change.
9246 (rs6000_macro_to_expand): Likewise.
9248 2009-05-10 Michael Matz <matz@suse.de>
9251 * config/arm/arm.c (require_pic_register): Emit on entry edge,
9252 not at entry of function.
9254 2009-05-10 Richard Guenther <rguenther@suse.de>
9256 PR tree-optimization/40081
9258 * tree-sra.c (instantiate_element): Instantiate scalar replacements
9259 using the main variant of the element type. Do not fiddle with
9260 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
9262 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
9263 structs with volatile fields.
9265 2009-05-10 Jan Hubicka <jh@suse.cz>
9267 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
9268 (estimate_move_cost): Assert that it does not get called for
9270 (estimate_num_insns): Skip VOID types in argument handling.
9271 (optimize_inline_calls): Delete unreachable blocks and verify that
9274 2009-05-10 Jan Hubicka <jh@suse.cz>
9276 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
9277 * cgraph.c (cgraph_mark_address_taken_node): New function.
9278 (dump_cgraph_node): Dump new flag.
9279 * cgraph.h (struct cgraph_node): Add address_taken.
9280 (cgraph_mark_address_taken_node): New function.
9281 * ipa.c (cgraph_postorder): Prioritize functions with address taken
9282 since new direct calls can be born.
9284 2009-05-10 Joseph Myers <joseph@codesourcery.com>
9286 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
9289 2009-05-10 Jan Hubicka <jh@suse.cz>
9292 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
9294 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
9295 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
9296 * tree-inline.c (copy_bb): Set frequency correctly.
9297 (fold_marked_statements): Update call to
9298 cgraph_update_edges_for_call_stmt.
9300 2009-05-10 Joseph Myers <joseph@codesourcery.com>
9302 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
9303 identifiers in diagnostics.
9304 * config/arm/arm.c (arm_handle_fndecl_attribute,
9305 arm_handle_isr_attribute): Likewise.
9306 * config/avr/avr.c (avr_handle_progmem_attribute,
9307 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
9308 * config/bfin/bfin.c (handle_int_attribute,
9309 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
9310 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
9311 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
9313 * config/darwin.c (darwin_handle_kext_attribute,
9314 darwin_handle_weak_import_attribute): Likewise.
9315 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
9316 h8300_handle_eightbit_data_attribute,
9317 h8300_handle_tiny_data_attribute): Likewise.
9318 * config/i386/i386.c (ix86_handle_cconv_attribute,
9319 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
9320 * config/i386/winnt.c (ix86_handle_shared_attribute,
9321 ix86_handle_selectany_attribute): Likewise.
9322 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
9323 * config/m32c/m32c.c (function_vector_handler): Likewise.
9324 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
9325 m68hc11_handle_fntype_attribute): Likewise.
9326 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
9327 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
9328 * config/mips/mips.c (mips_insert_attributes,
9329 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
9330 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
9331 rs6000_handle_struct_attribute): Likewise.
9332 * config/sh/sh.c (sh_insert_attributes,
9333 sh_handle_resbank_handler_attribute,
9334 sh_handle_interrupt_handler_attribute,
9335 sh2a_handle_function_vector_handler_attribute,
9336 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
9338 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
9339 * config/spu/spu.c (spu_handle_fndecl_attribute,
9340 spu_handle_vector_attribute): Likewise.
9341 * config/stormy16/stormy16.c
9342 (xstormy16_handle_interrupt_attribute): Likewise.
9343 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
9344 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
9346 2009-05-10 Joseph Myers <joseph@codesourcery.com>
9348 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
9349 (pp_translate_identifiers): New.
9350 (pp_identifier): Only conditionally translate identifier to locale
9352 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
9353 (pp_base_tree_identifier): Only conditionally translate identifier
9354 to locale character set.
9355 * c-pretty-print.c (M_): Define.
9356 (pp_c_type_specifier, pp_c_primary_expression): Mark English
9357 fragments for conditional translation with M_.
9358 * tree-pretty-print.c (maybe_init_pretty_print): Disable
9359 identifier translation.
9361 2009-05-10 Richard Guenther <rguenther@suse.de>
9363 PR tree-optimization/40081
9364 * tree-sra.c (instantiate_element): Instantiate scalar replacements
9365 using the main variant of the element type. Do not fiddle with
9366 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
9368 2009-05-09 Jan Hubicka <jh@suse.cz>
9371 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
9372 indirect calls; verify cgraph afterwards.
9374 2009-05-09 Jan Hubicka <jh@suse.cz>
9377 * ipa.c (update_inlined_to_pointer): New function.
9378 (cgraph_remove_unreachable_nodes): Use it.
9380 2009-05-09 Jan Hubicka <jh@suse.cz>
9382 * tree-eh.c (struct leh_state): Remove prev_try.
9383 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
9385 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
9386 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
9387 remove_eh_handler_and_replace, foreach_reachable_handler,
9388 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
9389 * except.h (struct eh_region): Remove eh_region_u_cleanup.
9390 (gen_eh_region_cleanup): Update prototype.
9392 2009-05-09 Jan Hubicka <jh@suse.cz>
9395 * except.c (copy_eh_region): Always set prev_try.
9396 (redirect_eh_edge_to_label): Find outer try.
9397 (foreach_reachable_handler): When looking for prev try
9398 handle case where previous try is not going to be taken.
9400 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
9402 PR tree-optimization/40049
9403 * tree-vect-stmts.c (vectorizable_operation): If the machine has
9404 only vector/vector shifts, convert the type of the constant to the
9405 appropriate type to avoid building incorrect trees, which
9406 eventually have problems with garbage collection.
9408 2009-05-08 Joseph Myers <joseph@codesourcery.com>
9410 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
9411 -1 for complex floating-point types if honoring signed zeros.
9413 2009-05-08 Jan Hubicka <jh@suse.cz>
9415 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
9416 argument; handle correctly when profile is absent.
9417 (build_cgraph_edges): Update.
9418 (rebuild_cgraph_edges): Update.
9419 * cgraph.c: Do not include varray.h.
9420 (cgraph_set_call_stmt_including_clones): New function.
9421 (cgraph_create_edge_including_clones): Likewise
9422 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
9423 (cgraph_update_edges_for_call_stmt): Handle clones.
9424 (cgraph_remove_node): Handle clone tree.
9425 (cgraph_remove_node_and_inline_clones): New function.
9426 (dump_cgraph_node): Dump clone tree.
9427 (cgraph_clone_node): Handle clone tree.
9428 (clone_function_name): Bring here from tree-inline.c.
9429 (cgraph_create_virtual_clone): New function.
9430 * cgraph.h (ipa_replace_map): Move here from ipa.h.
9431 (cgraph_clone_info): New function.
9432 (strut cgraph_node): Add clone_info and new clone tree pointers.
9433 (cgraph_remove_node_and_inline_clones,
9434 cgraph_set_call_stmt_including_clones,
9435 cgraph_create_edge_including_clones,
9436 cgraph_create_virtual_clone): Declare.
9437 (cgraph_function_versioning): Use VEC argument.
9438 (compute_call_stmt_bb_frequency): Update prototype.
9439 (cgraph_materialize_all_clones): New function.
9440 * ipa-cp.c (ipcp_update_cloned_node): Remove.
9441 (ipcp_create_replace_map): Update to VECtors.
9442 (ipcp_update_callgraph): Use virtual clones.
9443 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
9444 (ipcp_update_profiling): Do not update local profiling.
9445 (ipcp_insert_stage): Use VECtors and virtual clones.
9446 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
9447 (clone_of_p): New function.
9448 (cgraph_preserve_function_body_p): Use clone tree.
9449 (cgraph_optimize): Materialize clones.
9450 (cgraph_function_versioning): Update for VECtors.
9451 (save_inline_function_body): Use clone tree.
9452 (cgraph_materialize_clone): New function.
9453 (cgraph_materialize_all_clones): Likewise.
9454 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
9455 * ipa.c: Include gimple.h.
9456 (cgraph_remove_unreachable_nodes): Use clone tree.
9457 * ipa-prop.c (ipa_note_param_call): Update call to
9458 compute_call_stmt_bb_frequencycall.
9459 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
9460 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
9461 (copy_bb): Handle updating of clone tree; add new edge when new call
9463 (expand_call_inline): Be strict about every call having edge.
9464 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
9465 (delete_unreachable_blocks_update_callgraph): New function.
9466 (tree_function_versioning): Use VECtors; always remove unreachable
9467 blocks and fold conditionals.
9468 * tree-inline.h: Do not include varray.h.
9469 (tree_function_versioning): Remove.
9470 * Makefile.in (GTFILES): Remove tree-inline.c
9471 * passes.c (do_per_function): Do only functions having body.
9472 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
9475 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
9476 Andrew Morrow <acm@google.com>
9479 * c-common.c (c_common_attribute_table): Permit deprecated
9480 attribute to take an optional argument.
9481 (handle_deprecated_attribute): If the optional argument to
9482 __attribute__((deprecated)) is not a string ignore the attribute
9485 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
9486 * c-typeck.c (build_component_ref): Likewise.
9487 (build_external_ref): Likewise.
9489 * toplev.c (warn_deprecated_use): Add an attribute argument.
9490 Emit the message associated with __attribute__((deprecated)).
9492 * toplev.h (warn_deprecated_use): Updated.
9494 * doc/extend.texi: Document new optional parameter to
9495 __attribute__((deprecated))
9497 2009-05-08 Michael Eager <eager@eagercon.com>
9499 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
9500 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
9502 2009-05-08 Richard Guenther <rguenther@suse.de>
9504 PR tree-optimization/40062
9505 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
9506 Avoid exponential behavior.
9508 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
9510 PR rtl-optimization/33928
9512 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
9513 process_uses, build_single_def_use_links): New.
9514 (update_df): Update use_def_ref.
9515 (forward_propagate_into): Use get_def_for_use instead of use-def
9517 (fwprop_init): Call build_single_def_use_links and let it initialize
9519 (fwprop_done): Free use_def_ref.
9520 (fwprop_addr): Eliminate duplicate call to df_set_flags.
9521 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
9522 df_rd_simulate_one_insn): New.
9523 (df_rd_bb_local_compute_process_def): Update head comment.
9524 (df_chain_create_bb): Use the new RD simulation functions.
9525 * df.h (df_rd_simulate_artificial_defs_at_top,
9526 df_rd_simulate_one_insn): New.
9527 * opts.c (decode_options): Enable fwprop at -O1.
9528 * doc/invoke.texi (-fforward-propagate): Document this.
9530 2009-05-08 Joseph Myers <joseph@codesourcery.com>
9533 * c-typeck.c (build_binary_op): Handle arithmetic between one real
9534 and one complex operand specially.
9535 * tree-complex.c (some_nonzerop): Do not identify a real value as
9536 zero if flag_signed_zeros.
9538 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
9540 PR rtl-optimization/33928
9541 * loop-invariant.c (record_use): Fix && vs. || mishap.
9543 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
9545 PR rtl-optimization/33928
9546 * loop-invariant.c (struct use): Add addr_use_p.
9547 (struct def): Add n_addr_uses.
9548 (struct invariant): Add cheap_address.
9549 (create_new_invariant): Set cheap_address.
9550 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
9551 (record_uses): Pass df_ref to record_use.
9552 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
9555 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
9557 * config/sh/sh.c: Do not include c-pragma.h.
9559 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
9561 * config/spu/spu.c: Remove include of c-common.h.
9563 2009-05-07 Janis Johnson <janis187@us.ibm.com>
9566 * c-common.h (mark_valid_location_for_stdc_pragma,
9567 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
9568 clear_float_const_decimal64, float_const_decimal64_p): New.
9569 * c.opt (Wunsuffixed-float-constants): New.
9570 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
9571 unsuffixed float constant, handle new warning.
9572 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
9573 * c-decl.c (c_scope): New flag float_const_decimal64.
9574 (set_float_const_decimal64, clear_float_const_decimal64,
9575 float_const_decimal64_p): New.
9576 (push_scope): Set new flag.
9577 * c-parser.c (c_parser_translation_unit): Mark when it's valid
9578 to use STDC pragmas.
9579 (c_parser_external_declaration): Ditto.
9580 (c_parser_compound_statement_nostart): Ditto.
9581 * c-pragma.c (valid_location_for_stdc_pragma,
9582 mark_valid_location_for_stdc_pragma,
9583 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
9584 handle_pragma_float_const_decimal64): New.
9585 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
9586 * cp/semantics.c (valid_location_for_stdc_pragma_p,
9587 set_float_const_decimal64, clear_float_const_decimal64,
9588 float_const_decimal64_p): New dummy functions.
9589 * doc/extend.texi (Decimal Float): Remove statement that the
9590 pragma, and suffix for double constants, are not supported.
9591 * doc/invoke.texi (Warning Options): List new option.
9592 (-Wunsuffixed-float-constants): New.
9594 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
9596 * config/i386/i386.c: Do not include c-common.h.
9598 2009-05-07 Mark Heffernan <meheff@google.com>
9600 * doc/invoke.texi (Debugging Options): Document change of debugging
9602 * opts.c (decode_options): Make dump_base_name relative to
9603 aux_base_name directory.
9605 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
9607 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
9608 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
9610 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
9612 * Makefile.in (install-plugin): Simplify a bit.
9614 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
9616 * Makefile.in (OBJS-common): Add regcprop.o.
9618 * timevar.def (TV_CPROP_REGISTERS): New.
9619 * regrename.c (regrename_optimize): Return 0.
9620 (rest_of_handle_regrename): Delete.
9621 (pass_rename_registers): Point to regrename_optimize.
9622 (struct value_data_entry, struct value_data,
9623 kill_value_one_regno, kill_value_regno, kill_value,
9624 set_value_regno, init_value_data, kill_clobbered_value,
9625 kill_set_value, kill_autoinc_value, copy_value,
9626 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
9627 replace_oldest_value_reg, replace_oldest_value_addr,
9628 replace_oldest_value_mem, copyprop_hardreg_forward_1,
9629 debug_value_data, validate_value_data): Move...
9630 * regcprop.c: ... here.
9631 (rest_of_handle_cprop): Delete.
9632 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
9634 2009-05-07 Jakub Jelinek <jakub@redhat.com>
9637 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
9638 GEN_INT for 1 << bitnum.
9639 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
9642 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
9644 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
9645 Remove wrong description of "nand" operation.
9647 2009-05-06 Richard Guenther <rguenther@suse.de>
9648 Adam Nemet <anemet@caviumnetworks.com>
9650 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
9651 comment. Add that if LHS is not a gimple register, then RHS1 has
9652 to be a single object (GIMPLE_SINGLE_RHS).
9654 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
9656 * expr.c (get_def_for_expr): Move it up in the file.
9657 (store_field): When expanding a bit-field store, look at the
9658 defining gimple stmt for the masking conversion.
9660 2009-05-06 Janis Johnson <janis187@us.ibm.com>
9663 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
9664 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
9665 32-bit memcpy into long.
9667 2009-05-06 Jakub Jelinek <jakub@redhat.com>
9669 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
9670 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
9672 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
9673 instead of appending DW_OP_deref*.
9675 2009-05-06 Michael Matz <matz@suse.de>
9678 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
9679 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
9681 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
9683 * Makefile.in (install-plugin): Fix srcdir handling.
9685 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
9687 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
9688 when processing for not_regs_needed bitmap.
9689 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
9690 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
9691 handling it for rhs.
9693 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
9695 * config/i386/i386.md (unnamed inc/dec peephole): Use
9696 optimize_insn_for_size_p instead of optimize_size.
9697 * config/i386/predicates.md (incdec_operand): Likewise.
9698 (aligned_operand): Likewise.
9699 * config/i386/sse.md (divv8sf3): Likewise.
9700 (sqrtv8sf2): Likewise.
9702 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
9704 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
9706 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
9708 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
9710 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
9711 ssemodesuffixf2c with avxmodesuffixf2c.
9713 2009-05-06 Joseph Myers <joseph@codesourcery.com>
9716 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
9718 2009-05-05 Jakub Jelinek <jakub@redhat.com>
9720 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
9721 (struct tree_base): Adjust spacing for 8 bit boundaries.
9722 (struct tree_decl_common): Add decl_by_reference_flag bit.
9723 (DECL_BY_REFERENCE): Adjust.
9724 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
9725 print DECL_BY_REFERENCE bit.
9726 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
9727 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
9728 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
9729 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
9733 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
9734 range of the type, but default label is missing, add it with one
9735 of the existing labels instead of adding a new label for it.
9737 2009-05-05 Joseph Myers <joseph@codesourcery.com>
9741 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
9743 * Makefile.in (enable_plugin, plugin_includedir): New.
9744 (install): Depend on install-plugin.
9745 (PLUGIN_HEADERS): New.
9746 (install-plugin): New.
9747 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
9749 2009-05-05 Richard Guenther <rguenther@suse.de>
9751 PR tree-optimization/40022
9752 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
9754 (phivn_valid_p): Fix tuplification error, simplify.
9755 (phiprop_insert_phi): Add dumps.
9756 (propagate_with_phi): Simplify.
9758 2009-05-05 Richard Guenther <rguenther@suse.de>
9761 * builtins.c (gimplify_va_arg_expr): Properly build the address.
9763 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
9765 * tree.h (strip_float_extensions): Remove duplicate declaration.
9766 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
9767 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
9768 block_ultimate_origin): Rearrange the declarations line to match the
9769 comment that indicates the .c file which the functions are defined.
9770 (dwarf2out_*, set_decl_rtl): Add comment.
9771 (get_base_address): Adjust comment.
9772 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
9773 declarations line and add comment.
9774 (is_builtin_name): Add blank after function name, for clarity.
9776 2009-05-04 Joseph Myers <joseph@codesourcery.com>
9778 * attribs.c (decl_attributes): Use %qE for identifiers in
9780 * cgraphunit.c (verify_cgraph_node): Translate function names to
9781 locale character set in diagnostics.
9782 * coverage.c (get_coverage_counts): Use %qE for identifiers in
9784 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
9785 Document that functions are named in UTF-8.
9786 * expr.c (expand_expr_real_1): Translate function names to locale
9787 character set in diagnostics.
9788 * gimplify.c (omp_notice_variable, omp_is_private,
9789 gimplify_scan_omp_clauses): Use %qE for identifiers in
9791 * langhooks.c (lhd_print_error_function): Translate function names
9792 to locale character set.
9793 * langhooks.h (decl_printable_name): Document that return value is
9794 in internal character set.
9795 * stmt.c: Include pretty-print.h
9796 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
9798 (resolve_operand_name_1): Translate named operand name to locale
9800 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
9802 * toplev.c (announce_function): Translate function names to locale
9804 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
9805 (default_tree_printer): Use pp_identifier or translate identifiers
9806 to locale character set. Mark "<anonymous>" for translation.
9807 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
9808 for identifiers in diagnostics.
9809 * tree.c (handle_dll_attribute): Use %qE for identifiers in
9811 * varasm.c (output_constructor): Use %qE for identifiers in
9814 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
9816 * configure.ac: use ` ` instead of $()
9817 * configure: Regenerate.
9819 2009-05-05 Ben Elliston <bje@au.ibm.com>
9821 * config/pa/linux-atomic.c: Eliminate conditional include of
9822 errno.h on non-LP64 systems to simplify build requirements.
9824 2009-05-04 Joseph Myers <joseph@codesourcery.com>
9826 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
9828 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
9829 and pass value to identifier_to_locale.
9830 (warn_variable_length_array): Make name a tree.
9831 (grokdeclarator): Separate diagnostic texts for named and unnamed
9832 declarators. Use %qE for named declarators.
9833 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
9835 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
9836 identifiers in diagnostics.
9837 * c-typeck.c (push_member_name, start_init): Pass identifiers to
9838 identifier_to_locale. Mark "anonymous" strings for translation.
9840 2009-05-04 Michael Eager <eager@eagercon.com>
9842 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
9843 address for DImode/DFmode only if double-precision FP regs.
9845 2009-05-04 Michael Eager <eager@eagercon.com>
9847 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
9848 TARGET_SINGLE_FLOAT check.
9850 2009-05-04 Michael Eager <eager@eagercon.com>
9852 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
9854 2009-05-04 Michael Eager <eager@eagercon.com>
9856 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
9857 * config/rs6000/t-xilinx: New
9859 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
9861 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
9862 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
9863 * gcc/explow.c (memory_address): Use target hook.
9864 * gcc/targhooks.c (default_legitimize_address): New.
9865 * gcc/targhooks.h (default_legitimize_address): New.
9866 * gcc/target.h (legitimize_address): New.
9867 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
9868 (TARGET_INITIALIZER): Include it.
9869 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
9871 * config/bfin/bfin-protos.h (legitimize_address): Remove.
9872 * config/bfin/bfin.c (legitimize_address): Remove.
9873 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
9874 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
9876 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
9877 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
9879 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
9880 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
9881 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
9882 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
9883 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
9884 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
9885 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
9886 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
9887 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
9888 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
9889 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
9890 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
9891 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
9892 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
9893 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
9894 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
9895 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
9896 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
9897 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
9898 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
9899 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
9900 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
9901 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
9903 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
9904 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
9905 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
9906 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
9907 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
9908 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
9909 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
9910 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
9911 (thumb_legitimize_address): Delete.
9912 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
9913 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
9914 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
9915 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
9916 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
9917 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
9919 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
9922 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
9923 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
9924 * config/m32r/m32r.c (m32r_legitimize_address): New.
9925 * config/m68k/m68k.c (m68k_legitimize_address): New.
9926 * config/score/score.c (score_legitimize_address): Standardize.
9927 * config/score/score3.c (score3_legitimize_address): Standardize.
9928 * config/score/score3.h (score3_legitimize_address): Adjust.
9929 * config/score/score7.c (score7_legitimize_address): Standardize.
9930 * config/score/score7.h (score7_legitimize_address): Adjust.
9931 * config/sh/sh.c (sh_legitimize_address): New.
9932 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
9934 * gcc/config/s390/s390.c (legitimize_address): Rename to...
9935 (s390_legitimize_address): ... this.
9936 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
9937 (sparc_legitimize_address): ... this.
9938 * gcc/config/i386/i386.c (legitimize_address): Rename to...
9939 (ix86_legitimize_address): ... this.
9940 * gcc/config/avr/avr.c (legitimize_address): Rename to...
9941 (avr_legitimize_address): ... this.
9942 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
9943 (mn10300_legitimize_address): ... this.
9944 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
9945 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
9946 (alpha_expand_mov): Adjust call.
9948 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
9949 * config/spu/spu.c (spu_legitimize_address): Likewise.
9950 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
9951 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
9953 2009-05-04 Joseph Myers <joseph@codesourcery.com>
9955 * intl.c (locale_encoding, locale_utf8): New.
9956 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
9957 * intl.h (locale_encoding, locale_utf8): Declare.
9958 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
9959 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
9961 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
9963 (pp_tree_identifier): Define to call pp_base_tree_identifier.
9964 (pp_base_tree_identifier): Declare as function.
9965 (identifier_to_locale): Declare.
9966 * Makefile.in (pretty-print.o): Update dependencies.
9967 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
9969 2009-05-04 Richard Guenther <rguenther@suse.de>
9972 * builtins.c (fold_builtin_memory_op): Do not decay to element
9973 type if the size matches the whole array.
9975 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
9977 * expmed.c (synth_mult): When trying out a shift, pass the result
9980 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
9982 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
9983 (shiftsub1_cost): New.
9984 (init_expmed): Compute shiftsub1_cost.
9985 (synth_mult): Optimize multiplications by constants of the form
9986 -(2^^m-1) for some constant positive integer m.
9988 2009-05-03 Richard Guenther <rguenther@suse.de>
9991 * c-typeck.c (array_to_pointer_conversion): Do not built
9992 ADDR_EXPRs of arrays of pointer-to-element type.
9993 * c-gimplify.c (c_gimplify_expr): Revert change fixing
9994 up wrong ADDR_EXPRs after-the-fact.
9995 * c-common.c (strict_aliasing_warning): Strip pointer
9996 conversions for obtaining the original type.
9997 * builtins.c (fold_builtin_memset): Handle array types.
9998 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
10001 2009-05-03 Richard Guenther <rguenther@suse.de>
10003 PR middle-end/23329
10004 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
10005 Do not lose casts from array types with unknown extent to array
10006 types with known extent.
10007 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
10008 alias set compatibility.
10010 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
10012 * flags.h (extra_warnings): Delete.
10013 * toplev.c (process_options): Handle Wuninitialized here.
10014 * opts.c (extra_warnings): Delete.
10015 (set_Wextra): Delete.
10016 (common_handle_option): -Wextra can be handled automatically.
10017 * c-opts.c (c_common_handle_option): Delete obsolete code.
10018 (c_common_post_options): Simplify comment.
10019 * common.opt (W): Add Var.
10021 (Wuninitialized): Initialize to -1.
10023 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
10024 Richard Guenther <rguenther@suse.de>
10026 * expr.c (get_def_for_expr): New function.
10027 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
10028 SSA rather than trees.
10029 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
10030 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
10032 2009-05-03 Joseph Myers <joseph@codesourcery.com>
10034 * c-common.c (reswords): Add _Imaginary.
10035 * c-common.c (enum rid): Add RID_IMAGINARY.
10037 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
10039 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
10040 Patch by Richard Guenther.
10042 2009-05-03 Anatoly Sokolov <aesok@post.ru>
10044 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
10045 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
10046 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
10047 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
10048 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
10049 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
10050 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
10051 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
10052 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
10053 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
10054 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
10055 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
10056 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
10057 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
10058 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
10059 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
10060 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
10061 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
10063 2009-05-02 Richard Guenther <rguenther@suse.de>
10065 PR tree-optimization/39940
10066 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
10069 2009-05-02 Richard Guenther <rguenther@suse.de>
10071 PR middle-end/40001
10072 * tree-ssa.c (execute_update_addresses_taken): Properly check
10073 if we can mark a variable DECL_GIMPLE_REG_P.
10074 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
10075 back to the end of the function.
10076 (is_gimple_reg_type): Remove complex type special casing.
10077 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
10080 2009-05-02 Ben Elliston <bje@au.ibm.com>
10082 * doc/collect2.texi (Collect2): Document search path behaviour
10083 when configured with --with-ld.
10085 2009-05-02 Jan Hubicka <jh@suse.cz>
10087 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
10088 parameter; update callers.
10089 (coalesce_cost_edge): EH edges are costier because they needs
10090 splitting even if not critical and even more costier when there are
10091 multiple EH predecestors.
10093 2009-05-02 Jan Hubicka <jh@suse.cz>
10095 * except.c (remove_eh_handler_and_replace): Handle updating after
10096 removing TRY blocks.
10098 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
10100 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
10102 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
10104 * varasm.c: Do not include c-pragma.h.
10105 * attribs.c: Do not incude c-common.h.
10107 2009-05-01 Michael Matz <matz@suse.de>
10109 * calls.c (initialize_argument_information): Handle SSA names like
10110 decls with a non MEM_P DECL_RTL.
10112 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
10114 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
10115 * ipa-utils.c: Likewise.
10116 * ipa-type-escape.c: Likewise.
10117 * cgraphunit.c Do not include c-common.h.
10118 * ipa-pure-const.c: Likewise.
10119 * tree-if-conv.c: Likewise.
10120 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
10121 * ipa-struct-reorg.c: Likewise.
10122 * tree-nomudflap.c: Likewise.
10123 * tree-ssa-structalias.c: Likewise.
10125 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
10127 * store-motion.c: Many cleanups to make this pass a first-class
10128 citizen instead of an appendix to gcse load motion. Add TODO list
10129 to make this pass faster/cleaner/better.
10131 (struct ls_expr): Post gcse.c-split cleanups.
10132 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
10133 "stores" field to "avail_stores".
10134 (pre_ldst_mems): Rename to store_motion_mems.
10135 (pre_ldst_table): Rename to store_motion_mems_table.
10136 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
10137 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
10138 (ldst_entry): Rename to st_expr_entry, update users.
10139 (free_ldst_entry): Rename to free_st_expr_entry, update users.
10140 (free_ldst_mems): Rename to free_store_motion_mems, update users.
10141 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
10143 (first_ls_expr): Rename to first_st_expr, update users.
10144 (next_ls_expr): Rename to next_st_expr, update users.
10145 (print_ldst_list): Rename to print_store_motion_mems. Print names of
10146 fields properly for store motion instead of names inherited from load
10148 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
10149 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
10152 (ae_kill): Rename to st_kill, update users.
10153 (ae_gen): Rename to st_avloc, update users.
10154 (transp): Rename to st_transp, update users.
10155 (pre_insert_map): Rename to st_insert_map, update users.
10156 (pre_delete_map): Rename to st_delete_map, update users.
10157 (insert_store, build_store_vectors, free_store_memory,
10158 one_store_motion_pass): Update for abovementioned changes.
10160 (gcse_subst_count, gcse_create_count): Remove.
10161 (one_store_motion_pass): New statistics counters "n_stores_deleted"
10162 and "n_stores_created", local variables.
10164 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
10167 (regvec, compute_store_table_current_insn): Remove.
10168 (reg_set_info, reg_clear_last_set): Remove.
10169 (compute_store_table): Use DF caches instead of local dataflow
10172 2009-05-01 Joseph Myers <joseph@codesourcery.com>
10174 * c-objc-common.c (c_tree_printer): Print identifiers with
10175 pp_identifier, not pp_string. Mark "({anonymous})" for
10177 * c-pretty-print.c (pp_c_ws_string): New.
10178 (pp_c_cv_qualifier, pp_c_type_specifier,
10179 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
10180 pp_c_storage_class_specifier, pp_c_function_specifier,
10181 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
10182 pp_c_primary_expression, pp_c_postfix_expression,
10183 pp_c_unary_expression, pp_c_shift_expression,
10184 pp_c_relational_expression, pp_c_equality_expression,
10185 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
10186 use pp_string and pp_c_ws_string in place of pp_identifier and
10187 pp_c_identifier for non-identifiers. Mark English strings for
10189 * c-pretty-print.h (pp_c_ws_string): Declare.
10191 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
10192 Roland McGrath <roland@redhat.com>
10194 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
10195 (ENABLE_LD_BUILDID): New configuration option.
10196 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
10197 (LINK_BUILDID_SPEC): New macro.
10198 (init_spec): If defined, prepend it between LINK_EH_SPEC and
10200 * doc/install.texi: Document --enable-linker-build-id option.
10201 * configure: Rebuild.
10202 * config.in: Rebuild.
10204 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
10206 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
10207 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
10208 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
10209 MIPS_GP_SAVE_AREA_SIZE.
10210 * config/mips/mips.c (struct mips_frame_info): Update comment
10211 before arg_pointer_offset and hard_frame_pointer_offset.
10212 (mips_compute_frame_info): Update diagram before function: to
10213 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
10214 indicate the position of frame_pointer_rtx with -fstack-protector and
10215 to show args_size. Don't allocate cprestore area for leaf functions
10216 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
10218 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
10220 2009-04-30 Michael Matz <matz@suse.de>
10222 PR tree-optimization/39955
10223 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
10225 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
10227 * ira.c (setup_cover_and_important_classes): Use safe macro
10228 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
10230 * genpreds.c (write_tm_preds_h): Output suitable definition of
10231 REG_CLASS_FOR_CONSTRAINT.
10233 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
10235 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
10237 * bitmap.c (bitmap_descriptor): Likewise.
10238 * ggc-common.c (loc_descriptor): Likewise.
10239 * varray.c (varray_descriptor): Likewise.
10240 * vec.c (vec_descriptor): Likewise.
10242 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
10244 * Makefile.in (dce.o): Add $(EXCEPT_H).
10245 * dce.c: Include except.h and delete redundant vector definitions.
10246 (deletable_insn_p): Return false for non-call insns that can throw
10249 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
10251 * gcse.c (ae_gen): Remove.
10252 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
10253 and make non-static function to make it available in store-motion.c.
10254 Update call sites with search-and-replace.
10255 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
10256 extract_mentioned_regs, extract_mentioned_regs_helper,
10257 find_moveable_store, compute_store_table, load_kills_store, find_loads,
10258 store_killed_in_insn, store_killed_after, store_killed_before,
10259 build_store_vectors, insert_insn_start_basic_block, insert-store,
10260 remove_reachable_equiv_notes, replace_store_insn, delete_store,
10261 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
10262 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
10263 * store-motion.c: ...new file. Also copy data structures from gcse.c
10264 and clean up to remove parts not used by store motion.
10265 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
10266 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
10268 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10271 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
10272 when optimizing for size.
10274 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
10276 * gcse.c (gcse_constant_p): Fix typo in last change.
10278 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
10280 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
10282 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
10284 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
10286 2009-04-29 James E. Wilson <wilson@codesourcery.com>
10288 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
10289 CONST_HIGH_PART result.
10291 2009-04-29 Anatoly Sokolov <aesok@post.ru>
10293 * config/avr/avr.c (initial_elimination_offset): Rename to
10294 avr_initial_elimination_offset.
10295 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
10296 change return type to bool.
10297 (avr_can_eliminate): New function.
10298 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
10299 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
10300 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
10301 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
10302 avr_initial_elimination_offset.
10303 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
10304 (avr_initial_elimination_offset): Define.
10306 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
10307 Steven Bosscher <steven@gcc.gnu.org>
10309 PR rtl-optimization/39938
10310 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
10311 * cfgrtl.c: Include insn-attr.h.
10312 (rest_of_pass_free_cfg): New function.
10313 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
10314 * resource.c (init_resource_info): Remove call to df_analyze.
10316 2009-04-29 Richard Guenther <rguenther@suse.de>
10319 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
10320 allow conversion to signed integers.
10322 2009-04-29 Richard Guenther <rguenther@suse.de>
10324 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
10325 shifts of floating point vectors if the shift amount is
10326 a constant multiple of the element size.
10328 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
10329 Michael Matz <matz@suse.de>
10331 PR middle-end/39927
10333 * tree-outof-ssa.c (emit_partition_copy): New function.
10334 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
10335 insert_part_to_rtx_on_edge): Perform the partition base var
10336 copy using emit_partition_copy.
10337 (insert_value_copy_on_edge): Convert constants to the right mode.
10338 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
10339 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
10341 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
10343 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
10344 scan backwards to try to find a constant to initialize it.
10346 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
10347 insn before the loop_end instruction, don't look past labels.
10349 2009-04-29 Richard Guenther <rguenther@suse.de>
10351 PR middle-end/39937
10352 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
10353 loose type conversions.
10354 (forward_propagate_addr_expr): Fix tuplification bug. Remove
10355 stmts only if there are no uses of its definition.
10357 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
10359 * config/bfin/bfin.h (splitting_loops): Declare.
10360 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
10361 Reorder bit definitions to be ascending.
10362 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
10363 * config/bfin/bfin.c (splitting_loops): New variable.
10364 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
10365 (struct loop_info): Remove members INIT and LOOP_INIT.
10366 (bfin_optimize_loop): Don't set them. Reorder the code that generates
10367 the LSETUP sequence. Allow LC to be loaded from any register, but
10368 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
10369 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
10371 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
10372 of reload_completed.
10375 * config/bfin/bfin.md (movsi_insn): Refine constraints.
10377 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
10379 * Makefile.in (PLUGIN_VERSION_H): New.
10380 (OBJS-common): Remove plugin-version.o.
10381 (plugin.o): Depend on (PLUGIN_VERSION_H).
10382 (plugin-version.o): Remove.
10383 * configure: Regenerate
10384 * configure.ac: Create plugin-version.h.
10385 * gcc-plugin.h (plugin_gcc_version): Remove.
10386 (plugin_default_version_check): Change signature.
10387 * plugin-version.c: Remove.
10388 * plugin.c: Include plugin-version.h.
10389 (str_plugin_gcc_version_name): Remove.
10390 (try_init_one_plugin): Pass gcc version to plugin_init.
10391 (plugin_default_version_check): Both gcc and plugin versions are now
10394 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
10396 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
10397 problematic last insns. Test for TYPE_CALL rather than CALL_P.
10398 Remove special case testing for last insn of inner loops. Don't fail
10399 if the loop ends with a jump, emit an extra nop instead.
10401 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
10402 DREGS rather than comparing directly. Remove code that tries to
10403 account for latencies.
10405 2009-04-29 Richard Guenther <rguenther@suse.de>
10407 PR tree-optimization/39941
10408 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
10409 eliminating an indirect call.
10411 2009-04-29 Richard Guenther <rguenther@suse.de>
10413 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
10414 parameter. Allow invariants as base if !require_lvalue.
10415 (verify_gimple_assign_single): Adjust.
10417 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
10419 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
10420 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
10421 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
10422 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
10423 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
10425 * config/bfin/bfin.c (bfin_expand_builtin,
10426 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
10428 2009-04-28 Richard Guenther <rguenther@suse.de>
10430 * tree-vect-loop.c (get_initial_def_for_induction): Use
10431 correct types for pointer increment.
10433 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10435 * toplev.c (print_version): Update GMP version string calculation.
10437 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
10439 PR rtl-optimization/39938
10440 * resource.c (init_resource_info): Add call to df_analyze.
10442 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
10444 * config/alpha/alpha.md (usegp): Cast the result of
10445 alpha_find_lo_sum_using_gp to enum attr_usegp.
10446 * config/alpha/alpha.c (override_options): Remove end-of-structure
10447 marker element from cpu_table. Use array size of cpu_table to handle
10448 -mcpu and -mtune options.
10449 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
10451 2009-04-28 Joseph Myers <joseph@codesourcery.com>
10453 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
10454 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
10455 tune_32 and tune_64.
10456 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
10457 support on PowerPC.
10458 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
10459 * config/rs6000/option-defaults.h: ... here. New file.
10460 (OPT_64, OPT_32): Define.
10461 (MASK_64BIT): Define to 0 if not already defined.
10462 (OPT_ARCH64, OPT_ARCH32): Define.
10463 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
10466 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10468 * config/arm/arm.c (arm_override_options): Emit error on using
10471 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
10473 PR rtl-optimization/39914
10474 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
10475 registers for allocnos created from user-defined variables only
10476 when not optimizing.
10478 2009-04-28 Richard Guenther <rguenther@suse.de>
10480 PR middle-end/39937
10481 * fold-const.c (fold_binary): Use distribute_real_division only
10484 2009-04-28 Steve Ellcey <sje@cup.hp.com>
10486 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
10487 add hpux-stdint.h to tm_file.
10488 (hppa[12]*-*-hpux11*): Ditto.
10489 (ia64*-*-hpux*): Ditto.
10490 * config/hpux-stdint.h: New.
10491 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
10492 __STDC_EXT__ for all compiles.
10493 * config/pa/pa-hpux.h: Ditto.
10494 * config/pa/pa-hpux10.h: Ditto.
10495 * config/pa/pa-hpux11.h: Ditto.
10497 2009-04-28 Catherine Moore <clm@codesourcery.com>
10499 * debug.h (set_name): Add comment.
10501 2009-04-28 Andrew Pinski <pinskia@gmail.com>
10504 * config/darwin.c (machopic_gen_offset): Check
10505 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
10506 * config/arm/arm.c (require_pic_register): Likewise.
10508 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
10510 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
10511 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
10512 m32c_promote_prototypes): Delete.
10514 2009-04-28 Michael Matz <matz@suse.de>
10516 PR middle-end/39922
10517 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
10520 2009-04-28 Richard Guenther <rguenther@suse.de>
10522 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
10524 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10526 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
10527 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
10528 * config/arm/arm-tune.md: Regenerate.
10530 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
10532 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
10533 block if there are complex incoming edges.
10534 (sel_merge_blocks): Remove useless assert.
10535 (sel_redirect_edge_and_branch): Check that edge was redirected.
10536 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
10537 (sel_find_rgns): Delete declaration.
10538 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
10539 the region when it is not a preheader.
10541 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
10544 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
10546 2009-04-28 Richard Guenther <rguenther@suse.de>
10548 * tree.h (SSA_NAME_VALUE): Remove.
10549 (struct tree_ssa_name): Remove value_handle member.
10550 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
10551 array for jump threading.
10552 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
10554 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
10555 * tree-flow.h (threadedge_initialize_values): Declare.
10556 (threadedge_finalize_values): Likewise.
10557 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
10558 (SSA_NAME_VALUE): Define.
10559 (threadedge_initialize_values): New function.
10560 (threadedge_finalize_values): Likewise.
10561 * tree-ssa-dom.c (ssa_name_values): New global variable.
10562 (SSA_NAME_VALUE): Define.
10563 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
10565 2009-04-28 Ira Rosen <irar@il.ibm.com>
10567 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
10568 Use REPORT_VECTORIZED_LOCATIONS instead
10569 REPORT_VECTORIZED_LOOPS.
10570 * tree-vectorizer.c (vect_verbosity_level): Make static.
10571 (vect_loop_location): Rename to vect_location.
10572 (vect_set_verbosity_level): Update comment.
10573 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
10575 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
10576 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
10577 instead REPORT_UNVECTORIZED_LOOPS.
10578 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
10579 and vect_loop_def to vect_external_def and vect_internal_def.
10580 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
10581 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
10582 REPORT_UNVECTORIZED_LOCATIONS.
10583 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
10584 and vect_used_in_loop and to vect_unused_in_scope and
10585 vect_used_in_scope.
10586 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
10587 (vect_verbosity_level): Remove declaration.
10588 (vect_analyze_operations): Likewise.
10589 (vect_analyze_stmt): Declare.
10590 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
10591 REPORT_UNVECTORIZED_LOCATIONS.
10592 (vect_get_loop_niters): Fix indentation.
10593 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
10594 (vect_analyze_loop_operations): New function.
10595 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
10596 vect_analyze_operations.
10597 (vect_is_simple_reduction): Use new names.
10598 (vectorizable_live_operation, vect_transform_loop): Likewise.
10599 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
10600 to specify whether the data references can be a part of interleaving
10602 (vect_analyze_data_ref_dependence): Use new names.
10603 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
10604 (vect_create_addr_base_for_vector_ref): Remove redundant code.
10605 * tree-vect-patterns.c (widened_name_p): Use new names.
10606 (vect_recog_dot_prod_pattern): Likewise.
10607 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
10608 (process_use, vect_mark_stmts_to_be_vectorized,
10609 vect_model_simple_cost, vect_model_store_cost,
10610 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
10611 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
10612 vectorizable_operation, vectorizable_type_demotion,
10613 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
10614 vectorizable_condition): Likewise.
10615 (vect_analyze_operations): Split into vect_analyze_loop_operations
10617 (vect_analyze_stmt): ... new function.
10618 (new_stmt_vec_info): Use new names.
10619 (vect_is_simple_use): Use new names and fix comment.
10620 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
10621 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
10623 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
10626 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
10627 and integer modes for x87 operands. Do not ICE for unsupported size,
10628 generate error instead. Generate error for unsupported operand types.
10629 ['z']: Do not handle HImode memory operands specially. Warning
10630 for floating-point operands. Fallthru to 'Z' for unsupported operand
10631 types. Do not ICE for unsupported size, generate error instead.
10632 (output_387_binary_op): Use %Z to output operands.
10633 (output_fp_compare): Ditto.
10634 (output_387_reg_move): Ditto.
10636 2009-04-28 Ben Elliston <bje@au.ibm.com>
10641 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10643 * builtins.c (c_strlen): Do not warn here.
10644 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
10645 * c-common.c (pointer_int_sum): Take an explicit location.
10646 Warn about offsets out of bounds.
10647 * c-common.h (pointer_int_sum): Adjust declaration.
10649 2009-04-27 Ian Lance Taylor <iant@google.com>
10651 * collect2.c (is_ctor_dtor): Change type of ret field in struct
10653 * dce.c (run_fast_df_dce): Change type of old_flags to int.
10654 * df-core.c (df_set_flags): Change return type to int. Change
10655 type of old_flags to int.
10656 (df_clear_flags): Likewise.
10657 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
10658 (df_get_conditional_uses): Likewise.
10659 * df.h (df_set_flags, df_clear_flags): Update declarations.
10660 * dwarf2out.c (struct indirect_string_node): Change type of form
10661 field to enum dwarf_form.
10662 (AT_string_form): Change return type to enum dwarf_form.
10663 * fixed-value.c (fixed_compare): Add cast to enum type.
10664 * fwprop.c (update_df): Change 0 to VOIDmode.
10665 * gensupport.c: Change 0 to UNKNOWN.
10666 * gimple.h (gimple_cond_code): Add cast to enum type.
10667 * haifa-sched.c (reemit_notes): Add cast to enum type.
10668 * hooks.c (hook_int_void_no_regs): Remove function.
10669 * hooks.h (hook_int_void_no_regs): Remove declaration.
10670 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
10671 * predict.c (combine_predictions_for_insn): Add casts to enum type.
10672 * real.c (real_arithmetic): Add cast to enum type.
10673 (real_compare): Likewise.
10674 * target.h (struct gcc_target): Change return type of
10675 branch_target_register_class to enum reg_class.
10676 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
10677 default_branch_target_register_class.
10678 * targhooks.c (default_branch_target_register_class): New function.
10679 * targhooks.h (default_branch_target_register_class): Declare.
10680 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
10681 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
10683 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
10685 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
10686 vect_uninitialized_def. Change 0 to ERROR_MARK.
10687 * tree-vect-stmts.c (supportable_widening_operation): Don't
10688 initialize icode1 and icode2.
10689 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
10690 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
10692 (cmn_err_flag_specs): Change 0 to STD_C89.
10693 (cmn_err_char_table): Likewise.
10694 * config/arm/arm.c (get_arm_condition_code): Change type of code
10695 to enum arm_cond_code.
10696 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
10697 (IWMMXT_BUILTIN2): Likewise.
10698 (neon_builtin_type_bits): Don't define typedef.
10699 (neon_builtin_datum): Change type of bits field to int.
10700 (arm_expand_neon_args): Add cast to enum type.
10701 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
10703 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
10704 casts to enum type.
10705 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
10707 * config/mips/mips.md (jal_macro): Return enum constant.
10708 (single_insn): Likewise.
10709 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
10711 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10712 casts to enum type.
10713 * config/s390/s390.c (s390_tune_flags): Change type to int.
10714 (s390_arch_flags): Likewise.
10715 (s390_handle_arch_option): Change flags field of struct pta to int.
10716 * config/s390/s390.h (s390_tune_flags): Update declaration.
10717 (s390_arch_flags): Likewise.
10718 * config/sh/sh.c (prepare_move_operands): Compare
10719 tls_symbolic_operand result with enum constant.
10720 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
10721 (sh_expand_prologue): Add cast to enum type.
10722 (sh_expand_epilogue): Likewise.
10723 (tls_symbolic_operand): Change return type to enum tls_model.
10724 (fpscr_set_from_mem): Add cast to enum type.
10725 (legitimize_pic_address): Compare tls_symbolic_operand result with
10727 (sh_target_reg_class): Change return type to enum reg_class.
10728 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
10730 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
10731 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
10732 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
10733 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
10734 (delayed_branch, tls_call_delay): Likewise.
10735 (eligible_for_sibcall_delay): Likewise.
10736 (eligible_for_return_delay): Likewise.
10737 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
10738 (spu_expand_builtin_1): Likewise.
10740 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
10741 for all types of conversions.
10742 (output_init_element): Issue -Wc++-compat warning if needed when
10743 initializing a bitfield with enum type.
10744 * c-parser.c (c_parser_expression): Set original_type to
10745 original_type of right hand operand of comman operator.
10747 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10749 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
10751 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
10752 * doc/cpp.texi (Standard Predefined Macros)
10753 (Implementation-defined behavior): Likewise.
10754 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
10755 * doc/gimple.texi (GIMPLE Exception Handling)
10756 (@code{GIMPLE_ASSIGN}): Likewise.
10757 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
10758 * doc/invoke.texi (Warning Options, Optimize Options)
10759 (AVR Options, Darwin Options): Likewise.
10760 (Optimize Options): Reformulate -fwhole-program description.
10761 * doc/loop.texi (Lambda): Likewise.
10762 * doc/md.texi (Output Template, Define Constraints)
10763 (Standard Names, Insn Splitting): Likewise.
10764 * doc/options.texi (Option properties): Likewise.
10765 * doc/passes.texi (Tree-SSA passes): Likewise.
10766 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
10767 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
10768 (File Names and DBX): Likewise.
10769 * doc/trouble.texi (Incompatibilities): Likewise.
10771 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10773 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
10774 instruction is correct.
10776 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10778 Allow non-constant arguments to conversion intrinsics.
10779 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
10780 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
10781 * spu.c (print_operand): Handle 'v' and 'w'.
10782 (exp2_immediate_p, spu_gen_exp2): Define.
10783 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
10784 spu_convtf_1): Update parameter descriptions.
10785 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
10786 * constraints.md ('v', 'w'): New.
10787 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
10789 (i2f, I2F): New define_mode_attr.
10790 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
10791 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
10792 fixuns_truncv4sfv4si2): Update to use mode attribute.
10793 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
10794 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
10795 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
10796 patterns for combine.
10798 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
10800 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
10801 (cprop, hoist, pre, store_motion): New debug counters.
10802 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
10803 is not an RTL pass anymore.
10804 (pass_profiling): Remove extern decl for pass removed in 2005.
10805 (pass_gcse, pass_jump_bypass): Remove.
10806 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
10807 to 0 for clean state.
10808 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
10809 * cse.c (gate_handle_cse_after_global_opts,
10810 rest_of_handle_cse_after_global_opts): New functions.
10811 (pass_cse_after_global_opts): New pass, does local CSE.
10812 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
10813 (TV_CPROP): New timevar.
10814 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
10815 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
10816 (gcse_main, recompute_all_luids): Remove.
10817 (compute_hash_table_work): Call max_reg_num instead of reading
10819 (cprop_jump): Don't set run_jump_opt_after_gcse.
10820 (constprop_register): Always allow to alter jumps.
10821 (cprop_insn): Likewise.
10822 (do_local_cprop): Likewise.
10823 (local_cprop_pass): Likewise. Return non-zero if something changed.
10824 (cprop): Remove function, fold interesting bits into one_cprop_pass.
10825 (find_implicit_sets): Add note about missed optimization opportunity.
10826 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
10827 pass_rtl_cprop execute function.
10828 Don't bother tracking the pass number, each pass gets its own dumpfile
10830 Always allow to alter jumpsand bypass jumps.
10831 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
10832 will just find no suitable set.
10833 (pre_edge_insert): Fix dumping, this function is for PRE only.
10834 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
10835 pass_rtl_pre execute function.
10836 (hoist_code): Return non-zero if something changed. Keep track of
10837 substitutions and insertions for statistics gathering similar to PRE.
10838 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
10839 called from the pass_rtl_hoist execute function. Show pass statistics.
10840 (compute_store_table): Use max_reg_num directly instead of using the
10841 formerly global max_gcse_regno.
10842 (build_store_vectors): Likewise.
10843 (replace_store_insn): Fix dumping.
10844 (store_motion): Rename to ...
10845 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
10846 pass, called from the pass_rtl_store_motion execute function. Keep
10847 track of substitutions and insertions for statistics gathering similar
10849 (bypass_jumps): Remove, fold interesting bits into ...
10850 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
10851 from the pass_rtl_cprop execute function.
10852 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
10853 pass_jump_bypass): Remove.
10854 (gate_handle_gcse, rest_of_handle_gcse): Remove.
10855 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
10856 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
10857 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
10858 (gate_rtl_store_motion, execute_rtl_store_motion,
10859 pass_rtl_store_motion): New.
10860 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
10861 make it clear that -fcse-skip-blocks is a no-op for backward compat.
10862 * passes.c (init_optimization_passes): Remove pass_gcse and
10863 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
10864 and cse_after_global_opts in place of pass_gcse. Schedule cprop
10865 instead of pass_jump_bypass.
10867 2009-04-27 Richard Guenther <rguenther@suse.de>
10869 PR middle-end/39928
10870 * gimplify.c (gimplify_expr): If we are required to create
10871 a temporary make sure it ends up as register.
10873 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
10876 * config/i386/i386.c (construct_container): Don't call
10877 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
10878 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
10880 2009-04-27 Michael Matz <matz@suse.de>
10882 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
10883 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
10884 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
10885 (dump_replaceable_exprs): Take a bitmap.
10886 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
10888 (expand_gimple_basic_block): Likewise.
10889 * tree-ssa-ter.c (struct temp_expr_table_d): Make
10890 replaceable_expressions member a bitmap.
10891 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
10892 (mark_replaceable): Likewise.
10893 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
10894 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
10896 2009-04-27 Richard Guenther <rguenther@suse.de>
10898 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
10899 (verify_stmts): Dispatch to gimple/type verification code.
10900 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
10901 issue with call argument types.
10903 2009-04-27 Michael Matz <matz@suse.de>
10905 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
10906 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
10909 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
10910 Eric Botcazou <ebotcazou@adacore.com>
10912 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
10913 a label's basic block.
10914 (mark_target_live_regs): Tidy and rework obsolete comments.
10915 Change back DF problem to LIVE. If a label starts a basic block,
10916 assume that all registers that used to be live then still are.
10917 (init_resource_info): If a label starts a basic block, set its
10918 BLOCK_FOR_INSN accordingly.
10919 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
10921 2009-04-27 Richard Guenther <rguenther@suse.de>
10923 * tree-flow-inline.h (function_ann): Remove.
10924 (get_function_ann): Likewise.
10925 * tree-dfa.c (create_function_ann): Remove.
10926 * tree-flow.h (struct static_var_ann_d): Remove.
10927 (struct function_ann_d): Likewise.
10928 (union tree_ann_d): Remove fdecl member.
10929 (function_ann_t): Remove.
10930 (function_ann, get_function_ann, create_function_ann): Remove
10933 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
10935 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
10937 2009-04-27 Jan Hubicka <jh@suse.cz>
10939 * ipa-pure-const.c (struct funct_state_d): New fields
10940 state_previously_known, looping_previously_known; remove
10941 state_set_in_source.
10942 (analyze_function): Use new fields.
10943 (propagate): Avoid assumption that state_set_in_source imply
10946 * tree-ssa-loop-niter.c (finite_loop_p): New function.
10947 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
10948 * cfgloop.h (finite_loop_p): Declare.
10950 2009-04-26 Michael Matz <matz@suse.de>
10952 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
10954 2009-04-26 Michael Matz <matz@suse.de>
10956 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
10957 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
10958 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
10959 pass_mark_used_blocks): Remove.
10960 * tree-optimize.c (pass_free_datastructures,
10961 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
10962 * passes.c (init_optimization_passes): Don't call
10963 pass_mark_used_blocks, remove dead code.
10965 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
10967 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
10968 * tree-ssa-live.h (register_ssa_partition): Likewise.
10970 2009-04-26 Michael Matz <matz@suse.de>
10973 * builtins.c (fold_builtin_next_arg): Handle SSA names.
10974 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
10975 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
10977 (compare_pairs): Swap cost comparison.
10978 (coalesce_ssa_name): Don't use change_partition_var.
10979 * tree-nrv.c (struct nrv_data): Add modified member.
10980 (finalize_nrv_r): Set it.
10981 (tree_nrv): Use it to update statements.
10982 (pass_nrv): Require PROP_ssa.
10983 * tree-mudflap.c (mf_decl_cache_locals,
10984 mf_build_check_statement_for): Use make_rename_temp.
10985 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
10986 * alias.c (find_base_decl): Handle SSA names.
10987 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
10988 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
10989 * rtl.h (set_reg_attrs_for_parm): Declare.
10990 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
10991 to "optimized", remove unused locals at finish.
10992 (execute_free_datastructures): Make global, call
10993 delete_tree_cfg_annotations.
10994 (execute_free_cfg_annotations): Don't call
10995 delete_tree_cfg_annotations.
10997 * ssaexpand.h: New file.
10998 * expr.c (toplevel): Include ssaexpand.h.
10999 (expand_assignment): Handle SSA names the same as register variables.
11000 (expand_expr_real_1): Expand SSA names.
11001 * cfgexpand.c (toplevel): Include ssaexpand.h.
11002 (SA): New global variable.
11003 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
11004 (SSAVAR): New macro.
11005 (set_rtl): New helper function.
11006 (add_stack_var): Deal with SSA names, use set_rtl.
11007 (expand_one_stack_var_at): Likewise.
11008 (expand_one_stack_var): Deal with SSA names.
11009 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
11010 before unique numbers.
11011 (expand_stack_vars): Use set_rtl.
11012 (expand_one_var): Accept SSA names, add asserts for them, feed them
11013 to above subroutines.
11014 (expand_used_vars): Expand all partitions (without default defs),
11015 then only the local decls (ignoring those expanded already).
11016 (expand_gimple_cond): Remove edges when jumpif() expands an
11017 unconditional jump.
11018 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
11019 or remove abnormal edges. Ignore insns setting the LHS of a TERed
11021 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
11022 members of SA; deal with PARM_DECL partitions here; expand
11023 all PHI nodes, free tree datastructures and SA. Commit instructions
11024 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
11025 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
11026 info and statements at start, collect garbage at finish.
11027 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
11028 (VAR_ANN_PARTITION) Remove.
11029 (change_partition_var): Don't declare.
11030 (partition_to_var): Always return SSA names.
11031 (var_to_partition): Only accept SSA names.
11032 (register_ssa_partition): Only check argument.
11033 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
11035 (delete_var_map): Don't free it.
11036 (var_union): Only accept SSA names, simplify.
11037 (partition_view_init): Mark only useful SSA names as used.
11038 (partition_view_fini): Only deal with SSA names.
11039 (change_partition_var): Remove.
11040 (dump_var_map): Use ssa_name instead of partition_to_var member.
11041 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
11043 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
11044 (struct _elim_graph): New member const_dests; nodes member vector of
11046 (set_location_for_edge): New static helper.
11047 (create_temp): Remove.
11048 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
11049 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
11050 (new_elim_graph): Allocate const_dests member.
11051 (clean_elim_graph): Truncate const_dests member.
11052 (delete_elim_graph): Free const_dests member.
11053 (elim_graph_size): Adapt to new type of nodes member.
11054 (elim_graph_add_node): Likewise.
11055 (eliminate_name): Likewise.
11056 (eliminate_build): Don't take basic block argument, deal only with
11057 partition numbers, not variables.
11058 (get_temp_reg): New static helper.
11059 (elim_create): Use it, deal with RTL temporaries instead of trees.
11060 (eliminate_phi): Adjust all calls to new signature.
11061 (assign_vars, replace_use_variable, replace_def_variable): Remove.
11062 (rewrite_trees): Only do checking.
11063 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
11064 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
11065 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
11066 contains_tree_r, MAX_STMTS_IN_LATCH,
11067 process_single_block_loop_latch, analyze_edges_for_bb,
11068 perform_edge_inserts): Remove.
11069 (expand_phi_nodes): New global function.
11070 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
11071 functions, initialize new parameter, remember partitions having a
11073 (finish_out_of_ssa): New global function.
11074 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
11075 don't reset in_ssa_p here, don't disable TER when mudflap.
11076 (pass_del_ssa): Remove.
11077 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
11079 (execute_free_datastructures): Declare.
11080 * Makefile.in (SSAEXPAND_H): New variable.
11081 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
11082 * basic-block.h (commit_one_edge_insertion): Declare.
11083 * passes.c (init_optimization_passes): Move pass_nrv and
11084 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
11085 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
11086 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
11087 (redirect_branch_edge): Deal with super block when expanding, split
11088 out jump patching itself into ...
11089 (patch_jump_insn): ... here, new static helper.
11091 2009-04-26 Michael Matz <matz@suse.de>
11093 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
11094 beyond num_ssa_names.
11095 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
11096 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
11098 2009-04-26 Jakub Jelinek <jakub@redhat.com>
11100 PR inline-asm/39543
11101 * fwprop.c (forward_propagate_asm): New function.
11102 (forward_propagate_and_simplify): Propagate also into __asm, if it
11103 doesn't increase the number of referenced registers.
11106 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
11108 2009-04-26 Jakub Jelinek <jakub@redhat.com>
11110 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
11111 note_nonlocal_vla_type for nonlocal VLAs.
11112 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
11113 contains_remapped_vars, remap_vla_decls): New functions.
11114 (convert_nonlocal_reference_stmt): If not optimizing, call
11115 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
11116 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
11117 if it wasn't found in var_map.
11118 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
11119 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
11120 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
11122 * gimplify.c (nonlocal_vlas): New variable.
11123 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
11125 (gimplify_body): Create and destroy nonlocal_vlas.
11127 * dwarf2out.c (loc_descr_plus_const): New function.
11128 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
11129 mem_loc_descriptor, loc_descriptor_from_tree_1,
11130 descr_info_loc, gen_variable_die): Use it.
11132 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
11133 !TREE_STATIC VAR_DECLs.
11134 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
11135 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
11136 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
11137 DECL_BY_REFERENCE is valid.
11138 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
11139 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
11140 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
11141 Copy DECL_BY_REFERENCE.
11142 (struct nesting_copy_body_data): New type.
11143 (nesting_copy_decl): New function.
11144 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
11145 if they have variable length.
11147 2009-04-26 Michael Matz <matz@suse.de>
11149 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
11150 mark new temporaries for renaming.
11152 2009-04-26 Joseph Myers <joseph@codesourcery.com>
11155 * c-decl.c (global_bindings_p): Return negative value.
11156 (c_variable_size): New. Based on variable_size from
11158 (grokdeclarator): Call c_variable_size not variable_size.
11160 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
11162 * config/i386/i386.c (print_operand) ['z']: Fix typo.
11164 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
11166 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
11167 Redefine it to just use mingw/include.
11168 (ASM_SPEC): Rules for -m32 and -m64.
11169 (LINK_SPEC): Use Likewise.
11170 (SPEC_32): New define.
11171 (SPEC_64): Likewise.
11172 (SUB_LINK_SPEC): Likewise.
11173 (MULTILIB_DEFAULTS): New define.
11174 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
11175 Add multilib options.
11176 (MULTILIB_DIRNAMES): Likewise.
11177 (MULTILIB_OSDIRNAMES): Likewise.
11178 (LIBGCC): Likewise.
11179 (INSTALL_LIBGCC): Likewise.
11181 2009-04-26 Joseph Myers <joseph@codesourcery.com>
11184 * c-tree.h (enum c_inline_static_type): New.
11185 (record_inline_static): Declare.
11186 * c-decl.c (struct c_inline_static, c_inline_statics,
11187 record_inline_static, check_inline_statics): New.
11188 (pop_file_scope): Call check_inline_statics.
11189 (start_decl): Call record_inline_static instead of pedwarning
11190 directly for static in inline function.
11191 * c-typeck.c (build_external_ref): Call record_inline_static
11192 instead of pedwarning directly for static referenced in inline
11195 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
11197 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
11198 not new but only being rescanned.
11199 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
11200 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
11201 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
11202 record_set_info, compute_set, grealloc): Remove.
11203 (recompute_all_luids): New function.
11204 (gcse_main): Don't compute sets, and don't do related memory
11205 allocations/free-ing. If something changed before the end of the
11206 pass, update LUIDs using recompute_all_luids.
11207 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
11208 (free_gcse_mem): Don't free it either.
11209 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
11210 Use the df insn LUIDs.
11211 (load_killed_in_block): Likewise.
11212 (compute_hash_table_work): Don't compute reg_set_in_block.
11213 (compute_transp): Use DF_REG_DEF_CHAINs.
11214 (local_cprop_pass): Don't use compute_sets and related functions.
11215 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
11216 Use get_max_uid() instead of max_cuid.
11217 (insert_insn_end_basic_block, pre_insert_copy_insn,
11218 update_ld_motion_stores): Don't try to
11219 keep reg_set tables up to date.
11220 (pre_insert_copies): Use df insn LUIDs.
11221 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
11222 (reg_set_info): Don't use extra bitmap argument.
11223 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
11224 information to compute regs_set_in_block.
11225 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
11226 (bypass_jumps): Don't use compute_sets and friends.
11228 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11231 * opts.c (undocumented_msg): Do not leave blank even with
11234 2009-04-25 Joseph Myers <joseph@codesourcery.com>
11236 * c-decl.c (build_enumerator): Allow values folding to integer
11237 constants but not integer constant expressions with a pedwarn if
11240 2009-04-25 Joseph Myers <joseph@codesourcery.com>
11243 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
11244 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
11245 type is an integer constant.
11247 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
11250 * config/i386/i386.c (print_operand) ['z']: Revert handling of
11253 2009-04-25 Joseph Myers <joseph@codesourcery.com>
11256 * c-decl.c (grokdeclarator): Diagnose declarations of functions
11257 with variably modified return type and no storage class
11258 specifiers, except for the case of nested functions. Distinguish
11259 extern declarations of functions with variably modified return
11260 types from those of objects with variably modified types.
11262 2009-04-25 Jan Hubicka <jh@suse.cz>
11264 * tree.c (list_equal_p): New function.
11265 * tree.h (list_equal_p): Declare.
11266 * coretypes.h (edge_def, edge, const_edge, basic_block_def
11267 basic_block_def, basic_block, const_basic_block): New.
11268 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
11269 (redirect_eh_edge): New function.
11270 (make_eh_edge_update_phi): EH edges are not abnormal.
11271 * except.c: Include tree-flow.h.
11272 (list_match): New function.
11273 (eh_region_replaceable_by_p): New function.
11274 (replace_region): New function.
11275 (hash_type_list): New function.
11276 (hash_eh_region): New function.
11277 (eh_regions_equal_p): New function.
11278 (merge_peers): New function.
11279 (remove_unreachable_regions): Verify EH tree when checking;
11281 (copy_eh_region_1): New function.
11282 (copy_eh_region): New function.
11283 (push_reachable_handler): New function.
11284 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
11285 regions without label but with live RESX.
11286 * except.h (redirect_eh_edge_to_label): New.
11287 * tree-flow.h (redirect_eh_edge): New.
11288 * coretypes.h (edge_def, edge, const_edge, basic_block_def
11289 basic_block_def, basic_block, const_basic_block): Remove.
11290 * Makefile.in (except.o): Add dependency on tree-flow.h
11291 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
11292 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
11295 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
11298 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
11299 on the destination of memcpy.
11301 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
11303 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
11304 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
11305 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
11307 2009-04-25 Jan Hubicka <jh@suse.cz>
11309 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
11310 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
11311 to be reached by different label than left.
11312 (update_eh_edges): Update comment; remove edge_to_remove if possible
11313 and return true if suceeded.
11314 (cleanup_empty_eh): Accept sharing map; handle shared regions.
11315 (cleanup_eh): Compute sharing map.
11316 * except.c (remove_eh_handler_and_replace): Add argument if we should
11318 (remove_unreachable_regions): Update for label sharing.
11319 (label_to_region_map): Likewise.
11320 (get_next_region_sharing_label): New function.
11321 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
11323 (remove_eh_handler): Update.
11324 (remove_eh_region_and_replace_by_outer_of): New function.
11325 * except.h (struct eh_region): Add next_region_sharing_label.
11326 (remove_eh_region_and_replace_by_outer_of,
11327 get_next_region_sharing_label): Declare.
11328 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
11330 2009-04-25 Jan Hubicka <jh@suse.cz>
11332 * tree-cfg.c (split_critical_edges): Split also edges where we can't
11333 insert code even if they are not critical.
11335 2009-04-25 Jan Hubicka <jh@suse.cz>
11337 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
11338 (gimple_can_remove_branch_p): EH edges won't remove branch by
11340 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
11341 updating of non-abnormal EH edges.
11342 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
11343 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
11344 (split_critical_edges): Split also edges where emitting code on them
11345 will lead to splitting later.
11347 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
11348 H.J. Lu <hongjiu.lu@intel.com>
11351 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
11352 the configured assembler supports fildq and fistpq mnemonics.
11353 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
11354 * configure: Regenerated.
11355 * config.in: Ditto.
11357 * config/i386/i386.c (print_operand): Handle 'Z'.
11358 ['z']: Remove handling of special fild/fist suffixes.
11359 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
11360 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
11361 suffix of fild insn.
11362 (*floatsi<mode>2_vector_mixed): Ditto.
11363 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
11364 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
11365 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
11366 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
11367 * config/i386/gas.h (GAS_MNEMONICS): Remove.
11369 2009-04-25 Ben Elliston <bje@au.ibm.com>
11371 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
11372 the source of a set operation.
11374 2009-04-25 Anatoly Sokolov <aesok@post.ru>
11376 * target.h (struct gcc_target): Add case_values_threshold field.
11377 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
11378 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
11379 * targhooks.c (default_case_values_threshold): New function.
11380 * targhooks.h (default_case_values_threshold): Declare function.
11381 * stmt.c (expand_case): Use case_values_threshold target hook.
11382 * expr.h (case_values_threshold): Remove declartation.
11383 * expr.c (case_values_threshold): Remove function.
11384 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
11386 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
11387 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
11388 (avr_case_values_threshold): Declare as static.
11389 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
11391 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
11392 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
11393 (mn10300_case_values_threshold): New function.
11395 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
11397 * ira.c (setup_cover_and_important_classes): Add enum cast.
11399 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
11401 * genpreds.c (write_enum_constraint_num): Output definition of
11402 CONSTRAINT_NUM_DEFINED_P macro.
11403 * ira.c (setup_cover_and_important_classes): Use
11404 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
11406 2009-04-24 DJ Delorie <dj@redhat.com>
11408 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
11409 __SH2A_SINGLE_ONLY__ also.
11411 2009-04-24 Steve Ellcey <sje@cup.hp.com>
11413 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
11414 (movdf_internal): Ditto.
11415 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
11416 SFmode and DFmode constants.
11417 (ia64_print_operand): Add 'G' format for printing
11418 floating point constants.
11420 2009-04-24 Richard Guenther <rguenther@suse.de>
11422 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
11423 from unsigned additions.
11425 2009-04-24 Joseph Myers <joseph@codesourcery.com>
11427 * c-typeck.c (set_init_index): Allow array designators that are
11428 not integer constant expressions with a pedwarn if pedantic.
11430 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
11432 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
11433 zero if no overlap in nonzero bits between the operands.
11435 2009-04-24 Ian Lance Taylor <iant@google.com>
11437 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
11438 (record_dead_and_set_regs): Likewise.
11439 * df.h (struct df_mw_hardreg): Change flags field to int.
11440 (struct df_base_ref): Likewise.
11441 (struct df): Change changeable_flags field to int.
11442 * df-scan.c (df_defs_record): Change clobber_flags to int.
11443 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
11444 constants rather than #define macros.
11445 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
11446 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
11447 (enum dwarf_calling_convention): Likewise.
11448 (enum dwarf_line_number_x_ops): Likewise.
11449 (enum dwarf_call_frame_info): Likewise.
11450 (enum dwarf_source_language): Likewise.
11451 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
11452 (add_calling_convention_attribute): Likewise.
11453 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
11454 (combine_comparisons): Change compcode to int. Add cast to enum type.
11455 * genrecog.c (maybe_both_true_2): Change c to int.
11456 (write_switch): Likewise. Add cast to enum type.
11457 * gimplify.c (gimplify_omp_for): Handle return values from
11458 gimplify_expr using MIN rather than bitwise or.
11459 (gimplify_expr): Add cast to enum type.
11460 * ipa-prop.c (update_jump_functions_after_inlining): Change
11461 IPA_BOTTOM to IPA_JF_UNKNOWN.
11462 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
11463 Add casts to enum type.
11464 (setup_cover_and_important_classes): Change cl to int. Add casts
11466 (setup_class_translate): Change cl and mode to int.
11467 (ira_init_once): Change mode to int.
11468 (free_register_move_costs): Likewise.
11469 (setup_prohibited_mode_move_regs): Add casts to enum type.
11470 * langhooks.c (add_builtin_function_common): Rework assertion that
11471 value fits bitfield.
11472 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
11473 * omega.c (omega_do_elimination): Avoid math on enum types.
11474 * optabs.c (expand_vec_shift_expr): Remove casts to int.
11475 * opts.c (set_debug_level): Change 2 to enum constant. Use new
11476 int local to handle integral_argment value.
11477 * regmove.c (try_auto_increment): Change PUT_MODE to
11479 * reload.c (push_secondary_reload): Add casts to enum type.
11480 (secondary_reload_class, find_valid_class): Likewise.
11481 * reload1.c (emit_input_reload_insns): Likewise.
11482 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
11483 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
11484 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
11486 * tree.c (build_common_builtin_nodes): Add casts to enum type.
11487 * tree-complex.c (complex_lattice_t): Typedef to int rather than
11489 (expand_complex_libcall): Add casts to enum type.
11490 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
11491 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
11492 with ERROR_MARK, not NUM_TREE_CODES.
11493 (vect_create_epilog_for_reduction): Likewise.
11494 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
11495 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
11496 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
11498 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
11499 vect_unused_in_loop. Change 0 to loop_vect.
11500 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
11501 * var-tracking.c (get_init_value): Change return type to enum
11503 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
11504 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
11506 (arm_override_options): Add casts to enum type.
11507 (arm_emit_tls_decoration): Likewise.
11508 * config/i386/i386.c (ix86_function_specific_restore): Add casts
11510 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
11511 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
11512 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
11514 * config/s390/s390.c (code_for_builtin_64): Change to array of
11516 (code_for_builtin_31): Likewise.
11517 (s390_expand_builtin): Change code_for_builtin to enum insn_code
11519 * config/sparc/sparc.c (sparc_override_options): Change value
11520 field in struct code_model to enum cmodel. In initializer change
11521 0 to NULL and add cast to enum type.
11523 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
11524 Change all callers. Issue a -Wc++-compat warning using
11525 lhs_origtype if necessary.
11526 (convert_for_assignment): Issue -Wc++-compat warnings about
11527 invalid conversions to enum type on assignment.
11528 * c-common.h (build_modify_expr): Update declaration.
11530 2009-04-24 Nick Clifton <nickc@redhat.com>
11532 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
11533 (function_arg_advance): Likewise.
11534 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
11537 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
11539 * config/s390/constraints.md ('I', 'J'): Fix condition.
11541 2009-04-24 Diego Novillo <dnovillo@google.com>
11543 * gengtype-parse.c (parse_error): Add newline after message.
11545 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
11547 * config/i386/sse.md (avxmodesuffixs): Removed.
11548 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
11549 (*avx_pinsr<ssevecsize>): This.
11551 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
11553 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
11554 follow chains of regs with a single definition, and allow expressions
11555 that are function_invariant_p.
11556 (simple_rhs_p): Allow expressions that are function_invariant_p.
11558 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
11560 PR middle-end/39867
11561 * fold-const.c (fold_cond_expr_with_comparison): When folding
11562 > and >= to MAX, make sure the MAX uses the same type as the
11563 comparison's operands.
11565 2009-04-24 Nick Clifton <nickc@redhat.com>
11567 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
11568 addressing for DImode accesses.
11569 (frv_print_operand_address): Handle PLUS case.
11570 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
11572 2009-04-24 Jakub Jelinek <jakub@redhat.com>
11574 PR rtl-optimization/39794
11575 * alias.c (canon_true_dependence): Add x_addr argument.
11576 * rtl.h (canon_true_dependence): Adjust prototype.
11577 * cse.c (check_dependence): Adjust canon_true_dependence callers.
11578 * cselib.c (cselib_invalidate_mem): Likewise.
11579 * gcse.c (compute_transp): Likewise.
11580 * dse.c (scan_reads_nospill): Likewise.
11581 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
11582 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
11583 canon_base_addr of the group, plus optional offset.
11584 (struct group_info): Rename canon_base_mem to
11586 (get_group_info): Set canon_base_addr to canon_rtx of base, not
11587 canon_rtx of base_mem.
11589 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
11591 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
11592 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
11594 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11596 * config/spu/spu-builtins.h: Delete file.
11598 * config/spu/spu.h (enum spu_builtin_type): Move here from
11600 (struct spu_builtin_description): Likewise. Add GTY marker.
11601 Do not use enum spu_function_code or enum insn_code.
11602 (spu_builtins): Add extern declaration.
11604 * config/spu/spu.c: Do not include "spu-builtins.h".
11605 (enum spu_function_code, enum spu_builtin_type_index,
11606 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
11607 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
11608 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
11609 unsigned_V2DI_type_node): Move here from spu-builtins.h.
11610 (spu_builtin_types): Make static. Add GTY marker.
11611 (spu_builtins): Add extern declaration with GTY marker.
11612 Include "gt-spu.h".
11614 * config/spu/spu-c.c: Do not include "spu-builtins.h".
11615 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
11616 Check programmatically whether all parameters are scalar.
11618 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
11620 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
11622 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
11623 assignment from the constructor either if the target is volatile.
11625 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
11627 * config/arm/arm.md (insv): Do not share operands[0].
11629 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
11631 * config/vxlib-tls.c (active_tls_threads): Delete.
11632 (delete_hook_installed): New.
11633 (tls_delete_hook): Don't delete the delete hook.
11634 (tls_destructor): Delete it here.
11635 (__gthread_set_specific): Adjust installing the delete hook.
11636 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
11637 __gthread_leave_tsd_dtor_context.
11639 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
11641 * c-format.c (gcc_tdiag_char_table): Add support for %E.
11643 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
11645 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
11647 (alpha_rtx_costs): Ditto.
11648 (emit_unlikely_jump): Use add_reg_note.
11649 (emit_frame_store_1): Ditto.
11650 (alpha_expand_prologue): Ditto.
11651 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
11652 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
11654 2009-04-23 Nick Clifton <nickc@redhat.com>
11656 * config/v850/v850.md (epilogue): Remove suppressed code.
11657 (return): Rename to return_simple and remove test of frame size.
11658 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
11659 to gen_return_simple.
11661 2009-04-22 Jing Yu <jingyu@google.com>
11664 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
11666 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
11669 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
11670 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
11671 value is a VECTOR_CST, the element type is the element type of the
11674 2009-04-22 DJ Delorie <dj@redhat.com>
11676 * config/m32c/m32c.h: Update GTY annotations to new syntax.
11678 2009-04-22 Jakub Jelinek <jakub@redhat.com>
11680 * alias.c (find_base_term): Move around LO_SUM case, so that
11681 CONST falls through into PLUS/MINUS handling.
11684 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
11685 into 0, use omit_one_operand.
11687 2009-04-23 Ben Elliston <bje@au.ibm.com>
11689 * config/rs6000/linux-unwind.h (get_regs): Remove type
11690 puns. Change the type of `pc' to an array of unsigned ints and
11691 update all users. Constify frame24.
11693 2009-04-22 DJ Delorie <dj@redhat.com>
11695 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
11696 declarations before code.
11697 (current_function_special_page_vector): Likewise.
11698 (m32c_expand_insv): Silence a warning.
11700 2009-04-21 Taras Glek <tglek@mozilla.com>
11702 * alias.c: Update GTY annotations to new syntax.
11703 * basic-block.h: Likewise.
11704 * bitmap.h: Likewise.
11705 * c-common.h: Likewise.
11706 * c-decl.c: Likewise.
11707 * c-parser.c: Likewise.
11708 * c-pragma.c: Likewise.
11709 * c-tree.h: Likewise.
11710 * cfgloop.h: Likewise.
11711 * cgraph.h: Likewise.
11712 * config/alpha/alpha.c: Likewise.
11713 * config/arm/arm.h: Likewise.
11714 * config/avr/avr.h: Likewise.
11715 * config/bfin/bfin.c: Likewise.
11716 * config/cris/cris.c: Likewise.
11717 * config/darwin.c: Likewise.
11718 * config/frv/frv.c: Likewise.
11719 * config/i386/i386.c: Likewise.
11720 * config/i386/i386.h: Likewise.
11721 * config/i386/winnt.c: Likewise.
11722 * config/ia64/ia64.h: Likewise.
11723 * config/iq2000/iq2000.c: Likewise.
11724 * config/mips/mips.c: Likewise.
11725 * config/mmix/mmix.h: Likewise.
11726 * config/pa/pa.c: Likewise.
11727 * config/pa/pa.h: Likewise.
11728 * config/rs6000/rs6000.c: Likewise.
11729 * config/s390/s390.c: Likewise.
11730 * config/sparc/sparc.c: Likewise.
11731 * config/xtensa/xtensa.c: Likewise.
11732 * cselib.h: Likewise.
11733 * dbxout.c: Likewise.
11734 * dwarf2out.c: Likewise.
11735 * except.c: Likewise.
11736 * except.h: Likewise.
11737 * fixed-value.h: Likewise.
11738 * function.c: Likewise.
11739 * function.h: Likewise.
11740 * gimple.h: Likewise.
11741 * integrate.c: Likewise.
11742 * optabs.c: Likewise.
11743 * output.h: Likewise.
11744 * real.h: Likewise.
11746 * stringpool.c: Likewise.
11747 * tree-data-ref.c: Likewise.
11748 * tree-flow.h: Likewise.
11749 * tree-scalar-evolution.c: Likewise.
11750 * tree-ssa-address.c: Likewise.
11751 * tree-ssa-alias.h: Likewise.
11752 * tree-ssa-operands.h: Likewise.
11753 * tree.c: Likewise.
11754 * tree.h: Likewise.
11755 * varasm.c: Likewise.
11756 * varray.h: Likewise.
11758 * coretypes.h: Do not define GTY macro if it is already defined.
11759 * doc/gty.texi: Update GTY documentation to new syntax.
11760 * gengtype-lex.l: Enforce attribute-like syntax for GTY
11761 annotations on structs.
11762 * gengtype-parse.c: Likewise.
11764 2009-04-22 Mark Heffernan <meheff@google.com>
11766 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
11768 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
11770 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
11773 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
11775 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
11776 the same as a PLUS without a shift. Increase the cost of a
11779 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11781 * Makefile.in: Update dependencies.
11782 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
11783 * errors.h: Remove bogus comment about compatibility.
11784 (warning): Update declaration.
11785 * genautomata.c: Update all calls to warning.
11786 * gimple.c: Do not include errors.h. Include toplev.h.
11787 * tree-ssa-structalias.c: Do not include errors.h.
11788 * omega.c: Likewise.
11789 * tree-ssa-reassoc.c: Likewise.
11790 * config/spu/spu-c.c: Likewise.
11791 * config/spu/t-spu-elf: Update dependencies.
11793 2009-04-22 Richard Guenther <rguenther@suse.de>
11795 PR tree-optimization/39824
11796 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
11797 make sure the types are compatible.
11799 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11802 * c-common.c (c_parse_error): Take a token_flags parameter.
11803 Use token_type for the token type instead.
11804 Pass token_flags to cpp_type2name.
11805 * c-common.h (c_parse_error): Update declaration.
11806 * c-parser.c (c_parser_error): Pass 0 as token flags.
11808 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
11810 PR rtl-optimization/39580
11811 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
11813 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11815 * function.c (expand_function_end): Do not emit a jump to the "naked"
11816 return label for fall-through returns.
11817 * except.c (sjlj_emit_function_exit): Always place the call to the
11818 unregister function at the location installed by expand_function_end.
11820 2009-04-22 Richard Guenther <rguenther@suse.de>
11822 PR tree-optimization/39845
11823 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
11824 (gen_inbound_check): Likewise.
11826 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
11828 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
11830 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
11831 * config/vxlib.c (__gthread_once): Add race guard for PPC.
11833 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
11835 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
11836 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
11837 shift counts to avoid out-of-bounds array accesses.
11839 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
11841 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
11842 (Pmode): Move above.
11844 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
11846 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
11847 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
11848 GET_CODE macro. Use IN_RANGE macro where appropriate.
11849 * config/alpha/alpha.h: Ditto.
11850 * config/alpha/alpha.md: Ditto.
11851 * config/alpha/constraints.md: Ditto.
11852 * config/alpha/predicates.md: Ditto.
11854 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
11856 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
11857 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11858 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11859 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11860 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11861 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11862 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11863 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11864 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11865 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11866 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11867 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11868 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11869 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11870 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11871 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11872 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11873 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11874 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11875 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11876 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11877 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11878 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11879 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11880 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11881 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11882 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11884 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
11886 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
11887 references from comments.
11888 * cfgbuild.c: (count_basic_blocks): Delete.
11889 (find_basic_blocks_1): Delete.
11890 (find_basic_blocks): Delete.
11891 * except.c (finish_eh_generation): Make static. Move comment from
11892 except.h here. Remove find_basic_blocks references from comments.
11893 * except.h (finish_eh_generation): Delete.
11894 * basic-block.h (find_basic_blocks): Delete.
11895 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
11897 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
11899 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
11900 (sdbout_parms): Likewise.
11902 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
11904 * config/sh/sh.c (prepare_cbranch_operands): Use
11905 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
11906 (expand_cbranchdi4): Likewise.
11907 (from_compare): Add cast to enum type.
11908 (expand_cbranchsi4): Use add_reg_note.
11909 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
11910 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
11911 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
11912 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
11913 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
11914 instead of CODE_FOR_nothing.
11915 (cbranchdi4): Likewise. Fix the order of arguments for
11917 (push_fpscr): Use add_reg_note.
11918 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
11919 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
11921 2009-04-21 Joseph Myers <joseph@codesourcery.com>
11923 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
11924 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
11925 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
11926 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
11927 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
11928 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
11929 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
11930 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
11931 config/alpha/x-vms, config/arc/t-arc,
11932 config/arm/README-interworking, config/arm/arm-c.c,
11933 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
11934 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
11935 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
11936 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
11937 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
11938 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
11939 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
11940 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
11941 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
11942 config/cris/t-elfmulti, config/crx/t-crx,
11943 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
11944 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
11945 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
11946 config/h8300/t-h8300, config/i386/athlon.md,
11947 config/i386/darwin-libgcc.10.4.ver,
11948 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
11949 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
11950 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
11951 config/i386/t-linux64, config/i386/t-nwld,
11952 config/i386/t-rtems-i386, config/i386/t-sol2-10,
11953 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
11954 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
11955 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
11956 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
11957 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
11958 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
11959 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
11960 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
11961 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
11962 config/m68k/t-uclinux, config/mcore/t-mcore,
11963 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
11964 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
11965 config/mips/crtn.asm, config/mips/irix-crti.asm,
11966 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
11967 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
11968 config/mips/mips-fixed.md, config/mips/sb1.md,
11969 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
11970 config/mips/t-iris6, config/mips/t-isa3264,
11971 config/mips/t-libgcc-mips16, config/mips/t-linux64,
11972 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
11973 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
11974 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
11975 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
11976 config/mn10300/t-linux, config/mn10300/t-mn10300,
11977 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
11978 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
11979 config/picochip/libgccExtras/clzsi2.asm,
11980 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
11981 config/rs6000/darwin-libgcc.10.4.ver,
11982 config/rs6000/darwin-libgcc.10.5.ver,
11983 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
11984 config/rs6000/t-aix43, config/rs6000/t-aix52,
11985 config/rs6000/t-darwin, config/rs6000/t-fprules,
11986 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
11987 config/rs6000/t-lynx, config/rs6000/t-netbsd,
11988 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
11989 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
11990 config/rs6000/t-rtems, config/rs6000/t-spe,
11991 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
11992 config/score/t-score-elf, config/sh/divcost-analysis,
11993 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
11994 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
11995 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
11996 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
11997 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
11998 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
11999 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
12000 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
12001 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
12002 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
12003 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
12004 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
12005 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
12006 limitx.h, version.c, xcoff.h: Add copyright and license notices.
12007 * config/h8300/genmova.sh: Include copyright and license notices
12008 in generated output.
12009 * config/h8300/mova.md: Regenerate.
12010 * doc/install.texi2html: Include word "Copyright" in copyright
12011 notice and use name "Free Software Foundation, Inc.".
12012 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
12013 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
12014 ChangeLog-2007, ChangeLog-2008: Correct dates.
12016 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
12018 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
12019 NE_EXPR operations as well.
12020 * c-parser.c (c_parser_condition): Do not set location information on
12022 (c_parser_conditional_expression): Likewise.
12023 (c_parser_binary_expression): Set location information on operators.
12024 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
12025 TRUTH_NOT_EXPR has been folded.
12026 * fold-const.c (fold_truth_not_expr): Copy location information from
12027 the incoming expression to the outgoing one.
12028 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
12029 recursive calls on the LHS of the operator but pass that of the
12030 operator to recursive calls on the RHS of the operator. Set it
12032 (shortcut_cond_expr): Set the locus of the operator on the second
12033 COND_EXPR and that of the expression on the first in degenerate cases.
12034 Pass the locus of the expression to calls to shortcut_cond_r.
12035 Set the locus of the 'then' block on the associated jump, if any.
12036 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
12037 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
12038 expression to call to gimplify_boolean_expr.
12040 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
12042 * config.gcc: Add additional configuration for
12043 i686-w64-mingw* and x86_64-w64-mingw* triplet.
12044 * config/i386/mingw-w64.h: New mingw-w64 specific header.
12045 (CPP_SPEC): Redefine for allowing -municode option.
12046 (STARTFILE_SPEC): Likewise.
12047 * config/i386/t-mingw-w64: New.
12048 * config/i386/mingw-w64.opt: New.
12049 (municode): Add new target option.
12050 * doc/invoke.texi (municode): Add documentation for new option.
12052 2009-04-21 Ian Lance Taylor <iant@google.com>
12054 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
12055 Correct test for number of arguments.
12056 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
12058 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
12060 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
12061 argument of emit_library_call.
12063 2009-04-21 Richard Guenther <rguenther@suse.de>
12065 PR middle-end/39829
12066 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
12067 inside VIEW_CONVERT_EXPRs.
12069 2009-04-21 Martin Jambor <mjambor@suse.cz>
12071 * tree-switch-conversion.c (build_constructors): Split a long line.
12072 (constructor_contains_same_values_p): New function.
12073 (build_one_array): Create assigns of constants if possible, do not
12074 call mark_sym_for_renaming, call update_stmt.
12075 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
12076 make_rename_temp. Do not call mark_symbols_for_renaming, call
12078 (gen_def_assigns): Do not call mark_symbols_for_renaming or
12079 find_new_referenced_vars, call update_stmt.
12080 (gen_inbound_check): Use create_tmp_var and create ssa names manually
12081 instead of calling make_rename_temp. Do not call
12082 find_new_referenced_vars or mark_symbols_for_renaming, call
12085 2009-04-21 Richard Guenther <rguenther@suse.de>
12087 PR tree-optimization/39827
12088 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
12089 (tree_ssa_phiprop): Pass the correct array size.
12091 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
12093 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
12095 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
12098 * c-typeck.c (lvalue_p): Move declaration ...
12099 * c-common.h (lvalue_p): ... to here.
12100 * c-common.c (candidate_equal_p): New.
12101 (add_tlist): Use it.
12102 (merge_tlist): Use it.
12103 (warn_for_collisions_1): Likewise.
12104 (warning_candidate_p): Accept more candidates.
12105 (verify_tree): A warning candidate can be an expression. Use
12108 2009-04-21 Ben Elliston <bje@au.ibm.com>
12111 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
12112 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
12113 options. Remove -mcall-solaris documentation.
12115 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12118 * doc/invoke.texi (-Wlong-long): Update description.
12119 * c-lex (interpret_integer): Only warn if there was no previous
12120 overflow and -Wlong-long is enabled.
12121 * c-decl.c (declspecs_add_type): Drop redundant flags.
12122 * c.opt (Wlong-long): Init to -1.
12123 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
12124 and front-end warn_long_long. Wlong-long only depends on other
12125 flags if it is uninitialized.
12126 * c-parser.c (disable_extension_diagnostics): warn_long_long is
12127 the same for CPP and FE.
12128 (restore_extension_diagnostics): Likewise.
12130 2009-04-20 Ian Lance Taylor <iant@google.com>
12132 Fix enum conversions which are invalid in C++:
12133 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
12134 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
12135 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
12136 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
12137 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
12138 (dbxout_parms): Likewise.
12139 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
12140 (df_clear_flags): Likewise.
12141 * df-problems.c (df_rd_bb_local_compute_process_def): Change
12142 top_flag parameter to int.
12143 (df_chain_create_bb_process_use): Likewise.
12144 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
12146 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
12147 (df_ref_create_structure, df_def_record_1): Likewise.
12148 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
12149 (df_notes_rescan): Change 0 to VOIDmode in function call.
12150 (df_get_call_refs, df_insn_refs_collect): Likewise.
12151 (df_bb_regs_collect): Likewise.
12152 (df_entry_block_defs_collect): Likewise.
12153 (df_exit_block_uses_collect): Likewise.
12154 * df.h: Update declarations.
12155 * double-int.c (double_int_divmod): Add cast to enum type.
12156 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
12157 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
12158 (based_loc_descr): Likewise.
12159 (loc_descriptor_from_tree_1): Change first_op and second_op to
12160 enum dwarf_location_atom. Add cast to enum type.
12161 * expmed.c (init_expmed): Change 0 to SET in function call.
12162 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
12163 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
12164 (do_store_flag): Likewise.
12165 * fixed-value.h (struct fixed_value): Change mode to enum
12167 * function.c (assign_parms): Change 0 to VOIDmode in function call.
12168 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
12170 (insert_insn_decl, insert_decl, insert_state): Likewise.
12171 (automata_list_finish): Likewise.
12172 * genrecog.c (process_define_predicate): Add cast to enum type.
12173 * gensupport.c (init_predicate_table): Add cast to enum type.
12174 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
12176 (gimple_build_call_1, gimple_build_label): Likewise.
12177 (gimple_build_goto, gimple_build_asm_1): Likewise.
12178 (gimple_build_switch_1, gimple_build_cdt): Likewise.
12179 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
12180 (enum fallback): Rename from enum fallback_t.
12181 (fallback_t): Typedef as int.
12182 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
12183 GSI_SAME_STMT in function call.
12184 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
12186 (setup_reg_class_relations): Likewise.
12187 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
12188 (setup_prohibited_class_mode_regs): Add cast to enum type.
12189 (setup_prohibited_mode_move_regs): Likewise.
12190 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
12191 (record_address_regs): Change i to enum reg_class.
12192 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
12193 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
12194 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
12195 (GET_MODE_2XWIDER_MODE): Likewise.
12196 (GET_CLASS_NARROWEST_MODE): Likewise.
12197 * omp-low.c (expand_omp_for): Add cast to enum type.
12198 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
12199 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
12200 * postreload.c (reload_cse_simplify_operands): Change rclass local
12202 * predict.c (combine_predictions_for_insn): Change best_predictor
12203 and predictor to enum br_predictor.
12204 (combine_predictions_for_bb): Likewise.
12205 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
12206 use SET_PREDICT_EXPR_OUTCOME.
12207 * real.c (real_arithmetic): Change icode to code in function call.
12208 * reginfo.c (init_move_cost): Add casts to enum type.
12209 (init_reg_sets_1, init_fake_stack_mems): Likewise.
12210 * regmove.c (regclass_compatible_p): Change class0 and class1 to
12212 * reload.c (find_valid_class): Add casts to enum type.
12213 (push_reload): Change 0 to NO_REGS in function call.
12214 (find_reloads): Change this_alternative to array of enum
12215 reg_class. Remove some now-unnecessary casts.
12216 (make_memloc): Change 0 to VOIDmode in function call.
12217 * reload1.c (reload): Change 0 to VOIDmode in function call.
12218 (eliminate_regs_1, elimination_effects): Likewise.
12219 (eliminate_regs_in_insn): Likewise.
12220 (emit_input_reload_insns): Add cast to enum type.
12221 (delete_output_reload): Change 0 to VOIDmode in function call.
12222 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
12223 to enum type in function call.
12224 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
12225 (SET_PREDICT_EXPR_OUTCOME): Define.
12226 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
12227 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
12228 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
12229 (dump_function): Likewise.
12230 * tree-dump.h: Update declarations.
12231 * tree-pass.h: Update declarations.
12232 * varasm.c (assemble_integer): Change mclass to enum mode_class.
12233 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
12235 (arm_rtx_costs_1): Correct parenthesization.
12236 (arm_rtx_costs): Add casts to enum type.
12237 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
12238 (vfp_emit_fstmd): Use add_rg_note.
12239 (emit_multi_reg_push, emit_sfm): Likewise.
12240 (thumb_set_frame_pointer): Likewise.
12241 (arm_expand_prologue): Likewise.
12242 (arm_regno_class): Change return type to enum reg_class.
12243 (thumb1_expand_prologue): Use add_reg_note.
12244 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
12245 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
12247 * config/arm/gentune.sh: Add cast to enum type.
12248 * config/arm/arm-tune.md: Rebuild.
12249 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
12250 (ix86_split_fp_branch, predict_jump): Likewise.
12251 (ix86_expand_multi_arg_builtin): Change sub_code from enum
12252 insn_code to enum rtx_code.
12253 (ix86_builtin_vectorized_function): Add cast to enum type.
12254 * config/i386/i386.md (truncdfsf2): Change slot to enum
12256 (truncxf<mode>2, isinf<mode>2): Likewise.
12257 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
12259 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
12260 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
12261 (insert_bundle_state): Change 1 to INSERT in function call.
12262 (ia64_add_bundle_selector_before): Likewise.
12263 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
12264 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
12265 (restore_stack_nonlocal): Likewise.
12266 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
12268 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
12270 (mips_rtx_costs): Likewise.
12271 (mips_override_options): Add casts to enum type.
12272 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
12274 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
12275 (store_reg, set_reg_plus_d): Likewise.
12276 (hppa_expand_prologue, hppa_profile_hook): Likewise.
12277 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
12279 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
12281 (emit_unlikely_jump): Use add_reg_note.
12282 (rs6000_emit_allocate_stack): Likewise.
12283 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
12284 (output_toc): Change 1 to INSERT in function call.
12285 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
12286 (rs6000_initialize_trampoline): Likewise.
12287 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
12289 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
12290 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
12291 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
12292 (save_gprs): Use add_reg_note.
12293 (s390_emit_prologue): Likewise.
12294 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
12295 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
12296 (sparc_fold_builtin): Add cast to enum type.
12297 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
12299 (spu_expand_prologue): Use add_reg_note.
12300 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
12302 2009-04-20 Ian Lance Taylor <iant@google.com>
12304 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
12305 (c_parser_postfix_expression_after_primary): Get VEC for list of
12306 arguments. Get original types of arguments. Call
12307 build_function_call_vec.
12308 (cached_expr_list_1, cached_expr_list_2): New static variables.
12309 (c_parser_expr_list): Change return type to VEC *. Add
12310 p_orig_types parameter. Change all callers.
12311 (c_parser_release_expr): New static function.
12312 (c_parser_vec_to_tree_list): New static function.
12313 * c-typeck.c (build_function_call): Rewrite to build a VEC and
12314 call build_function_call_vec.
12315 (build_function_call_vec): New function, based on old
12316 build_function_call.
12317 (convert_arguments): Remove nargs and argarray parameters. Change
12318 values to a VEC. Add origtypes parameter.
12319 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
12320 (convert_for_assignment): Add origtype parameter. Change all
12321 callers. If warn_cxx_compat, check for conversion to an enum
12322 type when calling a function.
12323 (store_init_value): Add origtype parameter. Change all callers.
12324 (digest_init): Likewise.
12325 (struct init_node): Add origtype field.
12326 (add_pending_init): Add origtype parameter. Change all callers.
12327 (output_init_element): Likewise.
12328 (output_pending_init_elements): Pass origtype from init_node to
12329 output_init_element.
12330 (process_init_element): Pass origtype from c_expr to
12331 output_init_element.
12332 (c_finish_return): Add origtype parameter. Change all callers.
12333 * c-common.c (sync_resolve_size): Change params to VEC *. Change
12335 (sync_resolve_params): Likewise.
12336 (sync_resolve_return): Change params to first_param. Change caller.
12337 (resolve_overloaded_builtins): Change params to VEC *. Change
12338 callers. Save first parameter around call to build_function_call_vec.
12339 * c-decl.c (finish_decl): Add origtype parameter. Change all
12340 callers. Call build_function_call_vec rather than
12341 build_function_call for cleanup.
12342 * c-tree.h: Update declarations.
12343 * c-common.h: Update declarations.
12344 * stub-objc.c (objc_rewrite_function_call): Change parameter from
12345 params to first_param.
12346 * target.h (struct gcc_target): Change resolve_overloaded_builtin
12347 params parameter from tree to void *.
12348 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
12349 Change arglist parameter to have type void *, and to be a pointer
12351 * config/rs6000/rs6000-protos.h
12352 (altivec_resolve_overloaded_builtin): Update declaration.
12353 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
12354 fnargs parameter to have type void *, and to be a pointer to a
12355 VEC. Call build_function_call_vec instead of
12356 build_function_call.
12357 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
12359 2009-04-20 Joey Ye <joey.ye@intel.com>
12360 Xuepeng Guo <xuepeng.guo@intel.com>
12361 H.J. Lu <hongjiu.lu@intel.com>
12363 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
12365 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
12366 (IX86_LEA_PRIORITY): Likewise.
12367 (distance_non_agu_define): New function.
12368 (distance_agu_use): Likewise.
12369 (ix86_lea_for_add_ok): Likewise.
12370 (ix86_dep_by_shift_count): Likewise.
12372 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
12373 should split for LEA.
12375 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
12377 (ix86_dep_by_shift_count): Likewise.
12379 2009-04-20 Richard Guenther <rguenther@suse.de>
12381 * expr.c (handled_component_p): Move ...
12382 * tree.h (handled_component_p): ... here.
12383 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
12384 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
12385 and REALPART_EXPR to be in one group.
12387 2009-04-20 Richard Guenther <rguenther@suse.de>
12389 * basic-block.h (get_all_dominated_blocks): Declare.
12390 * dominance.c (get_all_dominated_blocks): New function.
12391 * tree-cfg.c (get_all_dominated_blocks): Remove.
12392 (remove_edge_and_dominated_blocks): Adjust.
12393 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
12394 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
12395 instead of recursing.
12397 2009-04-20 Doug Kwan <dougkwan@google.com>
12399 * cgraph.h (cgraph_node_ptr): New type for vector functions.
12400 (struct cgraph_node_set_def): New type.
12401 (cgraph_node_set) New type. Also declare vector functions.
12402 (struct cgraph_node_set_element_def): New type.
12403 (cgraph_node_set_element): Ditto.
12404 (cgraph_node_set_iterator): New iterator type.
12405 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
12406 cgraph_node_set_remove, dump_cgraph_node_set,
12407 debug_cgraph_node_set): New prototypes.
12408 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
12409 cgraph_node_set_size): New inlines.
12410 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
12411 including cgraph.h.
12412 (struct ipa_opt_pass): Add struct cgraph_node_set_def
12413 argument to function 'write_summary'.
12414 * ipa.c: Include ggc.h.
12415 (hash_cgraph_node_set_element,
12416 eq_cgraph_node_set_element, cgraph_node_set_new,
12417 cgraph_node_set_add, cgraph_node_set_remove,
12418 cgraph_node_set_find, dump_cgraph_node_set,
12419 debug_cgraph_node_set): New functions.
12420 * Makefile.in (ipa.o): Add dependency on GGC_H.
12422 2009-04-20 Ira Rosen <irar@il.ibm.com>
12424 PR tree-optimization/39675
12425 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
12426 check of the return code of vect_schedule_slp. Check that
12427 stmt_vec_info still exists for the statement, before checking its
12428 vectorization type.
12430 2009-04-20 Michael Matz <matz@suse.de>
12432 * Makefile.in (generated_files): Take out $(simple_generated_c).
12434 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
12436 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
12437 (UINTPTR_TYPE): Likewise.
12439 2009-04-19 Joseph Myers <joseph@codesourcery.com>
12442 * c-typeck.c (digest_init): Check for initializing an array with a
12445 2009-04-19 Joseph Myers <joseph@codesourcery.com>
12448 * c-semantics.c (pop_stmt_list): Propagate
12449 STATEMENT_LIST_HAS_LABEL to parent statement list.
12451 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
12453 * config/mips/mips.h (mips_tune_attr): New macro.
12454 * config/mips/mips.md (cpu): Use it.
12456 2009-04-19 Joseph Myers <joseph@codesourcery.com>
12459 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
12462 2009-04-19 Diego Novillo <dnovillo@google.com>
12464 * toplev.c (compile_file): Move call to coverage_finish ...
12465 * cgraphunit.c (ipa_passes): ... here.
12466 Call cgraph_process_new_functions.
12467 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
12468 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
12470 2009-04-19 Jan Hubicka <jh@suse.cz>
12472 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
12474 (dump_cgraph_node): Dump can throw external flag.
12475 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
12477 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
12481 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
12482 * common.opt (Wlogical-op): Move from here...
12483 * c.opt (Wlogical-op): ... to here.
12484 * c-typeck.c (parser_build_binary_op): Update call to
12485 warn_logical_operator.
12486 * c-opts.c (c_common_post_options): Enable warn_logical_op with
12488 * c-common.c (warn_logical_op): Update.
12489 * c-common.h (warn_logical_op): Update declaration.
12491 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
12493 * tree.c (protected_set_expr_location): Fix formatting.
12495 2009-04-18 Joseph Myers <joseph@codesourcery.com>
12498 * c-typeck.c (readonly_warning): new.
12499 (build_unary_op, build_modify_expr): Use readonly_warning for
12500 storing into something readonly but not const-qualified.
12502 2009-04-18 Joseph Myers <joseph@codesourcery.com>
12505 * c-typeck.c (build_unary_op): Check for taking address of
12506 expression of type void.
12508 2009-04-18 Joseph Myers <joseph@codesourcery.com>
12511 * c-typeck.c (build_function_call): Check for calling a function
12512 with qualified void return types. Call require_complete_type when
12515 2009-04-18 Jan Hubicka <jh@suse.cz>
12517 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
12519 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
12520 can_throw_external flag.
12521 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
12522 * ipa-pure-const.c (ignore_edge): New function.
12523 (propagate): Compute order for NOTHROW computation; set NOTHROWs
12524 only over can_throw_external edges.
12525 (local_pure_const): Add nothrow flag.
12526 * ipa-utils.c (searchc): Add ignore_edge callback.
12527 (ipa_utils_reduced_inorder): Add ignore_edge callback.
12528 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
12529 (set_nothrow_function_flags): Update cgraph.
12530 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
12532 2009-04-18 Richard Guenther <rguenther@suse.de>
12534 PR middle-end/39804
12535 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
12536 (fold_stmt): ... this and ...
12537 (fold_stmt_inplace): ... this.
12538 (fold_stmt_1): Fold references in calls and asms.
12539 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
12541 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12543 * tree-vrp.c (ssa_name_nonzero_p): Remove.
12544 * tree.h: Remove the prototype for ssa_name_nonzero_p.
12546 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12548 * tree.c (function_args_count): Remove.
12549 * tree.h: Remove the prototype for function_args_count.
12551 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12553 * tree-iterator.c (expr_only): Remove.
12554 * tree.h: Remove the prototype for expr_only.
12556 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12558 * reginfo.c (cannot_change_mode_set_regs): Remove.
12559 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
12561 2009-04-08 Anatoly Sokolov <aesok@post.ru>
12563 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
12564 whether operands 0 and 1 overlaps.
12566 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
12568 PR middle-end/36902
12569 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
12570 pointer. Use warning_at instead of warning.
12571 (search_for_addr_array): Likewise.
12572 (check_array_bounds): Likewise.
12573 (check_all_array_refs): Check that the incoming edge is not in the
12574 list of edges to be removed.
12575 (check_all_array_refs): Avoid the temporal pointer.
12576 (vrp_visit_cond_stmt): Fix typo.
12577 (simplify_switch_using_ranges): Handle the case where the switch
12578 index is an integer constant.
12580 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
12582 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
12584 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12586 * doc/extend.texi, doc/invoke.texi: Fix typos.
12588 2009-04-17 Cary Coutant <ccoutant@google.com>
12590 * tree-flow-inline.h (get_lineno): Fix inverted test.
12592 2009-04-17 Diego Novillo <dnovillo@google.com>
12594 * tree-ssa-pre.c (create_expression_by_pieces): Remove
12595 assertion for AVAIL_OUT.
12597 2009-04-17 Mike Frysinger <vapier@gentoo.org>
12600 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
12601 * config/sh/linux-atomic.asm: Likewise.
12603 2009-04-17 Diego Novillo <dnovillo@google.com>
12605 * except.c (debug_eh_tree): New.
12606 (struct eh_region, struct eh_status): Move ...
12607 * except.h: ... here.
12608 (add_type_for_runtime): Declare extern.
12609 (lookup_type_for_runtime): Likewise.
12610 (debug_eh_tree): Declare.
12611 * Makefile.in (GTFILES): List except.h before except.c
12613 2009-04-17 Diego Novillo <dnovillo@google.com>
12615 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
12616 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
12617 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
12618 (find_vars_r): ... here.
12619 * tree-flow.h (find_referenced_vars_in): Declare.
12620 * tree-ssa-pre.c (create_expression_by_pieces): Assert
12621 that AVAIL_OUT exists for BLOCK.
12622 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
12623 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
12624 (tree-parloops.o): Likewise.
12626 2009-04-17 Simon Baldwin <simonb@google.com>
12628 * toplev.c (default_tree_printer): Add handling for %E format.
12630 2009-04-17 Diego Novillo <dnovillo@google.com>
12632 * tree-pretty-print.c (dump_generic_node): Add break after
12633 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
12634 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
12635 FUNCTION_TYPE together. Call print_struct_decl when printing
12636 structures and TDF_SLIM is not given.
12637 (print_struct_decl): Fix logic for detecting recursion.
12639 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
12642 * gcc.c (create_at_file): New.
12643 (compile_input_file_p): New.
12644 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
12645 * main.c (main): Update call to toplev_main.
12646 * toplev.c (toplev_main): Change signature. Call expandargv.
12647 * toplev.h (toplev_main): Change signature.
12649 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
12651 * dwarf2out.c (field_byte_offset): Use the type size as the field size
12652 if the latter is not constant.
12654 2009-04-17 David Edelsohn <edelsohn@gnu.org>
12656 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
12658 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
12660 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
12661 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
12663 2009-04-17 Richard Guenther <rguenther@suse.de>
12665 * tree-ssa-structalias.c (get_constraint_for_component_ref):
12666 Handle component references view-converting an invariant address.
12668 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
12670 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
12671 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
12672 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
12673 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
12674 Use @deftypevr rather than @deftypevar.
12676 2009-04-17 Richard Guenther <rguenther@suse.de>
12678 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
12679 (get_prop_source_stmt): Likewise.
12680 (can_propagate_from): Likewise.
12682 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
12684 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
12685 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
12686 (--with-multilib-list): Add default value.
12687 * configure: Regenerate.
12688 * Makefile.in (TM_ENDIAN_CONFIG): Define.
12689 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
12690 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
12691 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
12692 Don't add default cpu to multilib list unnecessarily, but do enable
12693 the relevant compiler option..
12694 Add support for --with-multilib-list=<blank> and
12695 --with-multilib-list=!<somelib> to supress unwanted multilibs.
12696 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
12697 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
12698 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
12699 TM_MULTILIB_CONFIG.
12700 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
12701 (MULTILIB_OSDIRNAMES): New variable.
12702 * config/sh/t-1e: Delete file.
12703 * config/sh/t-mlib-sh1: Delete file.
12704 * config/sh/t-mlib-sh2: Delete file.
12705 * config/sh/t-mlib-sh2a: Delete file.
12706 * config/sh/t-mlib-sh2a-nofpu: Delete file.
12707 * config/sh/t-mlib-sh2a-single: Delete file.
12708 * config/sh/t-mlib-sh2a-single-only: Delete file.
12709 * config/sh/t-mlib-sh2e: Delete file.
12710 * config/sh/t-mlib-sh3e: Delete file.
12711 * config/sh/t-mlib-sh4: Delete file.
12712 * config/sh/t-mlib-sh4-nofpu: Delete file.
12713 * config/sh/t-mlib-sh4-single: Delete file.
12714 * config/sh/t-mlib-sh4-single-only: Delete file.
12715 * config/sh/t-mlib-sh4a: Delete file.
12716 * config/sh/t-mlib-sh4a-nofpu: Delete file.
12717 * config/sh/t-mlib-sh4a-single: Delete file.
12718 * config/sh/t-mlib-sh4a-single-only: Delete file.
12719 * config/sh/t-mlib-sh4al: Delete file.
12720 * config/sh/t-mlib-sh5-32media: Delete file.
12721 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
12722 * config/sh/t-mlib-sh5-64media: Delete file.
12723 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
12724 * config/sh/t-mlib-sh5-compact: Delete file.
12725 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
12726 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
12727 * doc/install.texi (Options specification): Add
12728 --with-multilib-list and --with-endian.
12730 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
12732 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
12734 (OBJS-common): Add plugin-version.o.
12735 (plugin-version.o): New.
12736 * gcc-plugin.h (plugin_gcc_version): New.
12737 (plugin_default_version_check): New.
12738 (plugin_init_func, plugin_init): Add version argument.
12739 * plugin-version.c: New.
12740 * plugin.c (str_plugin_gcc_version_name): New.
12741 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
12742 pass it to the init function.
12743 (plugin_default_version_check): New.
12745 2009-04-17 Richard Guenther <rguenther@suse.de>
12747 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
12748 for decl-vs-decl disambiguation.
12750 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
12752 * config/s390/s390.h (s390_tune_attr): New macro definition.
12753 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
12755 2009-04-17 Richard Guenther <rguenther@suse.de>
12757 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
12758 (fold_stmt_r): Likewise.
12759 (maybe_fold_reference): New function.
12760 (fold_gimple_assign): Handle cases fold_stmt_r did.
12761 (fold_stmt): Do not use fold_stmt_r.
12762 (fold_stmt_inplace): Likewise.
12764 2009-04-17 Richard Guenther <rguenther@suse.de>
12766 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
12767 (record_equivalences_from_stmt): Remove useless checks and
12769 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
12770 the type is already suitable.
12772 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
12774 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
12776 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
12778 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
12779 (CMPtype): Define as __gcc_CMPtype.
12781 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
12783 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
12784 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
12786 2009-04-17 Richard Guenther <rguenther@suse.de>
12788 PR tree-optimization/39746
12789 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
12790 special-casing for builtins and static variable use/def.
12791 (call_may_clobber_ref_p_1): Likewise.
12793 2009-04-16 Ian Lance Taylor <iant@google.com>
12795 * df.h: Include "timevar.h".
12796 (struct df_problem): Change tv_id field to timevar_id_t.
12797 * tree-pass.h: Include "timevar.h".
12798 (struct opt_pass): Change tv_id field to timevar_id_t.
12799 * timevar.h (timevar_id_t): Define TV_NONE.
12800 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
12801 TV_NONE rather than tv_id != 0.
12802 (execute_one_pass): Likewise.
12803 * Makefile.in (DF_H): Add $(TIMEVAR_H).
12804 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
12805 dependencies to $(TREE_PASS_H).
12806 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
12808 (pass_branch_target_load_optimize2): Likewise.
12809 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
12810 (pass_outof_cfg_layout_mode): Likewise.
12811 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
12812 (pass_rebuild_cgraph_edges): Likewise.
12813 (pass_remove_cgraph_callee_edges): Likewise.
12814 * df-core.c (pass_df_initialize_opt): Likewise.
12815 (pass_df_initialize_no_opt): Likewise.
12816 (pass_df_finish): Likewise.
12817 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
12818 * except.c (pass_set_nothrow_function_flags): Likewise.
12819 (pass_convert_to_eh_region_ranges): Likewise.
12820 * final.c (pass_compute_alignments): Likewise.
12821 * function.c (pass_instantiate_virtual_regs): Likewise.
12822 (pass_init_function): Likewise.
12823 (pass_leaf_regs): Likewise.
12824 (pass_match_asm_constraints): Likewise.
12825 * gimple-low.c (pass_lower_cf): Likewise.
12826 (pass_mark_used_blocks): Likewise.
12827 * init-regs.c (pass_initialize_regs): Likewise.
12828 * integrate.c (pass_initial_value_sets): Likewise.
12829 * ira.c (pass_ira): Likewise.
12830 * jump.c (pass_cleanup_barriers): Likewise.
12831 * omp-low.c (pass_expand_omp): Likewise.
12832 (pass_lower_omp): Likewise.
12833 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
12834 * recog.c (pass_split_all_insns): Likewise.
12835 (pass_split_after_reload): Likewise.
12836 (pass_split_before_regstack): Likewise.
12837 (pass_split_before_sched2): Likewise.
12838 (pass_split_for_shorten_branches): Likewise.
12839 * reginfo.c (pass_reginfo_init): Likewise.
12840 (pass_subregs_of_mode_init): Likewise.
12841 (pass_subregs_of_mode_finish): Likewise.
12842 * passes.c (pass_postreload): Likewise.
12843 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
12844 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
12845 (pass_warn_function_return): Likewise.
12846 (pass_warn_function_noreturn): Likewise.
12847 * tree-complex.c (pass_lower_complex): Likewise.
12848 (pass_lower_complex_O0): Likewise.
12849 * tree-if-conv.c (pass_if_conversion): Likewise.
12850 * tree-into-ssa.c (pass_build_ssa): Likewise.
12851 * tree-mudflap.c (pass_mudflap_1): Likewise.
12852 (pass_mudflap_2): Likewise.
12853 * tree-nomudflap.c (pass_mudflap_1): Likewise.
12854 (pass_mudflap_2): Likewise.
12855 * tree-nrv.c (pass_return_slot): Likewise.
12856 * tree-object-size.c (pass_object_sizes): Likewise.
12857 * tree-optimize.c (pass_all_optimizations): Likewise.
12858 (pass_early_local_passes): Likewise.
12859 (pass_all_early_optimizations): Likewise.
12860 (pass_cleanup_cfg): Likewise.
12861 (pass_cleanup_cfg_post_optimizing): Likewise.
12862 (pass_free_datastructures): Likewise.
12863 (pass_free_cfg_annotations): Likewise.
12864 (pass_fixup_cfg): Likewise.
12865 (pass_init_datastructures): Likewise.
12866 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
12867 (pass_late_warn_uninitialized): Likewise.
12868 (pass_update_address_taken): Likewise.
12869 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
12870 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
12871 (pass_cse_sincos): Likewise.
12872 (pass_convert_to_rsqrt): Likewise.
12873 * tree-ssa-structalias.c (pass_build_alias): Likewise.
12874 * tree-stdarg.c (pass_stdarg): Likewise.
12875 * tree-tailcall.c (pass_tail_recursion): Likewise.
12876 (pass_tail_calls): Likewise.
12877 * tree-vect-generic.c (pass_lower_vector): Likewise.
12878 (pass_lower_vector_ssa): Likewise.
12879 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
12881 2009-04-16 Joseph Myers <joseph@codesourcery.com>
12883 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
12885 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
12887 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
12888 logical and signext.
12890 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
12893 * config/sh/predicates.md (arith_operand): Check if the operand
12894 of TRUNCATE is a REG.
12896 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12898 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
12899 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
12901 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12903 * tree-iterator.c (tsi_split_statement_list_after,
12904 tsi_split_statement_list_before): Remove.
12905 * tree-iterator.h: Remove the prototypes for
12906 tsi_split_statement_list_after and tsi_split_statement_list_before.
12908 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12910 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
12911 * tree-ssa-propagate.h: Remove the prototype for
12912 stmt_makes_single_load.
12914 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12916 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
12917 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
12919 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12921 * tree-iterator.c (EXPR_LAST_BODY): Remove.
12923 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12925 * except.c (eh_region_outer_p): Remove.
12926 * except.h: Remove the prototype for eh_region_outer_p.
12928 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12930 * function.c (current_function_assembler_name): Remove.
12931 * function.h: Remove the prototype for
12932 current_function_assembler_name.
12934 2009-04-16 Ian Lance Taylor <iant@google.com>
12936 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
12937 (add_reg_note): Call alloc_reg_note.
12938 * rtl.h (alloc_reg_note): Declare.
12939 * combine.c (try_combine): Use alloc_reg_note.
12940 (recog_for_combine, move_deaths): Likewise.
12941 (distribute_notes): Use alloc_reg_note and add_reg_note.
12942 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
12943 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
12944 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
12946 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
12948 PR rtl-optimization/39762
12949 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
12950 ira_may_move_out_cost): Add comments about way of their usage.
12951 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
12953 * ira-conflicts.c (process_regs_for_copy): Use function
12954 ira_get_register_move_cost instead of global
12955 ira_register_move_cost.
12957 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
12958 color_pass, move_spill_restore, update_curr_costs): Ditto.
12960 * ira-lives.c (process_single_reg_class_operands): Ditto.
12962 * ira-emit.c (emit_move_list): Ditto.
12964 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
12965 (record_reg_classes): Ditto. Use functions
12966 ira_get_register_move_cost and ira_get_may_move_cost instead of
12967 global vars ira_register_move_cost, ira_may_move_out_cost and
12968 ira_may_move_in_cost.
12969 (record_address_regs): Don't call ira_init_register_move_cost.
12970 Use function ira_get_may_move_cost instead of global
12971 ira_may_move_in_cost.
12972 (process_bb_node_for_hard_reg_moves): Use function
12973 ira_get_register_move_cost instead of global ira_register_move_cost.
12974 (ira_costs): Don't call ira_init_register_move_cost.
12976 2009-04-16 Richard Guenther <rguenther@suse.de>
12978 * tree-cfg.c (verify_gimple_assign_binary):
12979 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
12980 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
12981 (create_general_new_stmt): Note that this function is broken.
12983 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12985 * common.opt (fhelp): Add Var(help_flag).
12986 * gcc-plugin.h (plugin_info): Add help.
12987 * plugin.c (plugin_name_args): Add help.
12988 (register_plugin_info): Set plugin->help.
12989 (print_help_one_plugin): New.
12990 (print_plugins_help): New.
12991 * plugin.h (print_plugins_help): New.
12992 * toplev.c (toplev_main): Call print_plugins_help if needed.
12994 2009-04-16 Richard Guenther <rguenther@suse.de>
12996 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
12997 (gimple_ior_addresses_taken_1): New function.
12998 (gimple_ior_addresses_taken): Likewise.
12999 * gimple.h (struct gimple_statement_with_ops_base): Remove
13000 addresses_taken member.
13001 (gimple_ior_addresses_taken): Declare.
13002 (gimple_addresses_taken, gimple_addresses_taken_ptr,
13003 gimple_set_addresses_taken): Remove.
13004 * ipa-reference.c (mark_address): New function.
13005 (scan_stmt_for_static_refs): Use it for marking addresses taken.
13006 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
13007 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
13008 (gimple_add_to_addresses_taken): Remove.
13009 (get_tmr_operands): Call mark_address_taken.
13010 (get_asm_expr_operands): Likewise.
13011 (get_expr_operands): Likewise.
13012 (build_ssa_operands): Do not clear the addresses_taken bitmap.
13013 (free_stmt_operands): Do not free it.
13014 * tree-ssa.c (delete_tree_ssa): Likewise.
13015 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
13017 2009-04-16 Richard Guenther <rguenther@suse.de>
13019 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
13020 (walk_stmt_load_store_ops): Likewise.
13021 * gimple.c (get_base_loadstore): New function.
13022 (walk_stmt_load_store_addr_ops): Likewise.
13023 (walk_stmt_load_store_ops): Likewise.
13024 * ipa-pure-const.c (check_op): Simplify.
13025 (check_load, check_store): New functions.
13026 (check_stmt): Use walk_stmt_load_store_ops.
13027 * ipa-reference.c (mark_load): Adjust signature.
13028 (mark_store): Likewise.
13029 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
13031 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
13033 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
13034 (plugin_info): New.
13035 * opts.c (common_handle_option): Don't call print_version.
13036 * plugin.c (plugin_name_args): Add version.
13037 (register_plugin_info): New.
13038 (register_callback): Handle PLUGIN_INFO.
13039 (try_init_one_plugin): New.
13040 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
13042 (finalize_one_plugin): New.
13043 (finalize_plugins): New.
13044 (print_one_plugin): New.
13045 (print_plugins_versions): New.
13046 * plugin.h (print_plugins_versions): New.
13047 (finalize_plugins): New.
13048 * toplev.c (compile_file): Don't call initialize_plugins.
13049 (print_version): Call print_plugins_versions.
13050 (toplev_main): Call initialize_plugins. Print version if needed.
13051 Call finalize_plugins.
13053 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
13055 * common.opt (fversion): New.
13056 * gcc.c (print_version): New.
13057 (process_command): Don't print the version. Just set print_version.
13058 (main): Print version. Call subprocesses if print_version and
13059 verbose_flag are set.
13060 * opts.c (common_handle_option): Handle OPT_fversion.
13062 2009-04-16 Richard Guenther <rguenther@suse.de>
13063 Ira Rosen <irar@il.ibm.com>
13065 PR tree-optimization/39698
13066 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
13067 type of the reduction variable. Only generate the def if
13070 * omp-low.c (expand_omp_for_generic): When converting to a pointer
13071 make sure to first convert to an integer of the same precision.
13072 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
13073 the type of the evolution correctly in computing the new
13074 induction variable base.
13076 2009-04-16 Richard Guenther <rguenther@suse.de>
13078 PR middle-end/39625
13079 * tree-cfg.c (make_blocks): Split statements with to-be
13080 abnormal SSA names on the lhs.
13082 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
13084 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
13085 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
13086 * c-typeck.c (really_start_incremental_init): Likewise.
13087 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
13088 (TARGET_INITIALIZER): Remove it.
13089 * target.h (struct target): Remove vector_opaque_p.
13090 * tree.c (build_opaque_vector_type): New.
13091 * tree.h (TYPE_VECTOR_OPAQUE): New.
13092 (build_opaque_vector_type): Declare.
13093 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
13094 * config/rs6000/rs6000.c (build_opaque_vector_type,
13095 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
13096 (rs6000_init_builtins): Use build_opaque_vector_type for
13097 opaque_V4SI_type_node.
13099 2009-04-15 Catherine Moore <clm@codesourcery.com>
13101 * debug.h (set_name): Declare.
13102 * dwarf2out.c (dwarf2out_set_name): Declare.
13103 (dwarf2_debug_hooks): Add set_name.
13104 (find_AT_string): New.
13105 (add_AT_string): Call find_AT_string.
13106 (dwarf2out_set_name): New.
13107 * cp/decl.c (grokdeclarator): Call set_name.
13108 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
13109 * debug.c (do_nothing_debug_hooks): Likewise.
13110 * dbxout.c (dbx_debug_hooks): Likewise.
13111 * sdbout.c (sdb_debug_hooks): Likewise.
13113 2009-04-15 Michael Eager <eager@eagercon.com>
13115 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
13116 reg for single-precision FPU.
13117 * config/rs6000/rs6000.md (movsi_internal1): Only for
13118 !TARGET_SINGLE_FPU.
13119 (movsi_internal1_single): New. Add pattern to move SI values to/from
13120 single-precision FP regs.
13122 2009-04-15 Richard Guenther <rguenther@suse.de>
13124 * omp-low.c (lower_rec_input_clauses): Build correct address
13126 (expand_omp_for_generic): Fix multiplication type.
13127 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
13128 (generate_memset_zero): Fix types.
13129 * tree-profile.c (prepare_instrumented_value): Correctly
13132 2009-04-15 Ian Lance Taylor <iant@google.com>
13134 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
13135 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
13136 for -Wall and for -Wc++-compat.
13137 (c_common_post_options): For C++, set warn_enum_compare if not
13139 * c-tree.h (struct c_expr): Add field original_type.
13140 (build_external_ref): Update declaration.
13141 * c-parser.c (c_parser_braced_init): Set original_type.
13142 (c_parser_initelt): Likewise.
13143 (c_parser_expr_no_commas): Likewise.
13144 (c_parser_conditional_expression): Likewise.
13145 (c_parser_cast_expression): Likewise.
13146 (c_parser_unary_expression): Likewise. Pull setting of
13147 original_code to top of function.
13148 (c_parser_sizeof_expression): Set original_type.
13149 (c_parser_alignof_expression): Likewise.
13150 (c_parser_postfix_expression): Likewise. Pull setting of
13151 original_code to top of function.
13152 (c_parser_postfix_expression_after_paren_type): Set original_type.
13153 (c_parser_postfix_expression_after_primary): Likewise.
13154 (c_parser_expression): Likewise.
13155 * c-typeck.c (build_external_ref): Add type parameter. Change all
13157 (c_expr_sizeof_expr): Set original_type field.
13158 (parser_build_unary_op): Likewise.
13159 (parser_build_binary_op): Likewise. Optionally warn about
13160 comparisons of enums of different types.
13161 (digest_init): Set original_type field.
13162 (really_start_incremental_init): Likewise.
13163 (push_init_level, pop_init_level): Likewise.
13164 * doc/invoke.texi (Warning Options): -Wenum-compare now
13167 2009-04-15 Richard Guenther <rguenther@suse.de>
13169 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
13170 out a necessary conversion.
13171 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
13172 names we didn't value number.
13173 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
13175 2009-04-15 Richard Guenther <rguenther@suse.de>
13177 PR tree-optimization/39764
13178 * tree-ssa-ccp.c (get_value): Canonicalize value with
13179 canonicalize_float_value.
13181 2009-04-15 Jan Hubicka <jh@suse.cz>
13183 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
13184 Wrong version of patch.
13186 2009-04-15 Jan Hubicka <jh@suse.cz>
13188 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
13190 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
13192 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
13193 our distinct integral and vector types.
13195 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
13197 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
13198 * init.c (build_vtbl_address): Remove call to assemble_external.
13200 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
13202 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
13203 output for other floating point modes.
13205 2009-04-14 Diego Novillo <dnovillo@google.com>
13207 * diagnostic.c (diagnostic_report_diagnostic): Do not
13208 warn about loaded plugins for DK_ERROR and DK_WARNING.
13209 * c-decl.c (declspecs_add_type): Move call to
13210 invoke_plugin_callbacks ...
13211 * c-parser.c (c_parser_declspecs): ... here.
13212 * plugin.c (dump_active_plugins): Tidy output.
13214 2009-04-14 Diego Novillo <dnovillo@google.com>
13215 Le-Chun Wu <lcwu@google.com>
13217 * configure.ac: Add --enable-plugin support.
13218 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
13219 * Makefile.in (PLUGIN_H): Define.
13220 Export ENABLE_PLUGIN and GMPINC to site.exp.
13221 Add PLUGINLIBS to link command.
13222 Add/modify dependencies for plugin.o and files including plugin.h.
13224 * config.in: Regenerate.
13226 * opts.c (common_handle_option): Handle OPT_fplugin_ and
13229 2009-04-14 Le-Chun Wu <lcwu@google.com>
13231 * tree-pass.h (register_one_dump_file): Add a prototype for
13232 register_one_dump_file.
13233 * toplev.c (compile_file): Call initialize_plugins.
13234 (do_compile): Call invoke_plugin_callbacks.
13235 (toplev_main): Call invoke_plugin_callbacks.
13236 * common.opt: Add -fplugin= and -fplugin-arg-.
13237 * gcc-plugin.h: New public header file for plugins to include.
13238 * plugin.c: New source file.
13239 * plugin.h: New internal header file.
13240 * passes.c (register_one_dump_file): Make it external.
13242 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
13244 2009-04-14 Diego Novillo <dnovillo@google.com>
13246 * doc/plugins.texi: New.
13247 * doc/gccint.texi: Add reference to Plugins chapter.
13248 * doc/invoke.texi: Document -fplugin and -fplugin-arg
13249 * diagnostic.c (diagnostic_report_diagnostic): Warn about
13250 loaded plugins, if any.
13251 * timevar.def (TV_PLUGIN_INIT): Define.
13252 (TV_PLUGIN_RUN): Define.
13253 * plugin.c: Include timevar.h
13254 (plugins_active_p): New.
13255 (dump_active_plugins): New.
13256 (debug_active_plugins): New.
13258 2009-04-14 Joseph Myers <joseph@codesourcery.com>
13260 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
13262 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
13264 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
13266 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
13267 the same as a minus without a shift.
13269 2009-04-14 Nick Clifton <nickc@redhat.com>
13271 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
13272 comparisons with small integers will always produce a short
13275 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
13278 2008-12-19 Diego Novillo <dnovillo@google.com>
13280 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
13282 2009-04-14 Richard Guenther <rguenther@suse.de>
13284 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
13286 (verify_gimple_assign_binary): Likewise. Handle shifts and
13288 (verify_gimple_phi): Print the mismatched argument position.
13289 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
13291 (vect_update_init_of_dr): Likewise.
13292 * matrix-reorg.c (transform_access_sites): Do what the
13294 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
13296 2009-04-13 Michael Eager <eager@eagercon.com>
13298 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
13299 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
13300 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
13301 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
13302 remove duplicate config
13304 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13306 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
13307 file_name:line_number type locator of the call site.
13309 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
13311 * genautomata.c: Put blank after comma.
13312 (automaton_decls): New.
13313 (struct unit_usage): Add comments to member next.
13314 (store_alt_unit_usage): Keep the list ordered.
13315 (unit_present_on_list_p, equal_alternatives_p): New.
13316 (check_regexp_units_distribution): Check units distribution
13317 correctness correctly.
13318 (main): Don't write automata if error is found. Return correct
13321 * config/m68k/cf.md (cfv4_ds): Remove.
13322 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
13323 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
13325 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
13326 power4-load-ext, power4-store, power4-store-update,
13327 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
13328 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
13329 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
13330 power4-sqrt, power4-isync): Modify reservation to make correct
13331 unit distribution to automata.
13333 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
13334 power5-store-update, power5-two, power5-three, power5-lmul,
13335 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
13337 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
13339 * except.c (pass_set_nothrow_function_flags): Set name and add
13341 (set_nothrow_function_flags): Mention in the dump file when
13342 changing a function to nothrow.
13344 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
13347 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
13348 instead of unsigned long.
13350 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13352 * config/arm/arm.c (return_used_this_function): Remove.
13353 (arm_output_function_prologue): Remove use of
13354 return_used_this_function.
13355 (output_return_instruction): Replace use of
13356 return_used_this_function
13357 by cfun->machine->return_used_this_function.
13358 (arm_output_epilogue): Likewise.
13359 (arm_output_function_epilogue): Likewise.
13360 (thumb_unexpanded_epilogue): Likewise.
13361 * config/arm/arm.h (struct machine_function):
13362 New member return_used_this_function.
13364 2009-04-12 Mark Mitchell <mark@codesourcery.com>
13366 * doc/install.texi: Correct description of default directory for
13367 --with-gxx-include-dir.
13369 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
13371 * fold-const.c (build_range_check): Properly deal with enumeral and
13372 boolean base types.
13374 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
13376 * doc/invoke.texi (max_gcse_passes): Remove documentation.
13377 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
13378 * params.h (MAX_GCSE_PASSES): Remove.
13379 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
13380 in sequence. Remove ability to run multiple passes.
13381 (bypass_jumps): Report run as third CPROP pass.
13383 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
13385 PR middle-end/39651
13386 * except.c (can_throw_external): Look at each insn in a SEQUENCE
13387 when deciding whether the whole SEQUENCE can throw.
13389 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
13392 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
13393 offseted label references.
13395 2009-04-11 Jan Hubicka <jh@suse.cz>
13397 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
13399 2009-04-11 Richard Guenther <rguenther@suse.de>
13401 PR middle-end/39732
13402 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
13403 return variables as TREE_ADDRESSABLE.
13405 2009-04-11 Richard Guenther <rguenther@suse.de>
13407 PR tree-optimization/39713
13408 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
13409 reference trees have SSA_NAME operands.
13411 2009-04-11 Richard Guenther <rguenther@suse.de>
13414 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
13415 address expressions.
13417 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
13419 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
13420 match changes in Cygwin 1.7
13421 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
13422 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
13424 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
13426 PR tree-optimization/39701
13427 * doc/invoke.texi (Optimization Options): Document change in
13428 meaning and initialization of -fdelete-null-pointer-checks.
13430 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
13432 PR middle-end/39701
13433 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
13435 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
13438 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
13440 2009-04-10 Chao-ying Fu <fu@mips.com>
13442 * doc/tm.texi (Instruction Output): Document
13443 TARGET_ASM_FINAL_POSTSCAN_INSN.
13444 * target.h (final_postscan_insn): New field in asm_out.
13445 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
13446 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
13447 * final.c (final_scan_insn): Call
13448 targetm.asm_out.final_postscan_insn after outputting
13449 an asm macro and a normal instruction.
13451 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
13452 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
13453 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
13454 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
13455 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
13457 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
13459 PR middle-end/39701
13460 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
13461 variables as non-NULL even with -fdelete-null-pointer-checks.
13463 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
13465 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
13467 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
13470 * config/i386/i386.c (classify_argument): Handle SCmode with
13471 (bit_offset % 64) != 0.
13473 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
13475 * doc/invoke.texi (Optimize Options): Add cross-reference to
13476 -Q --help=optimizers examples.
13478 2009-04-10 Ben Elliston <bje@au.ibm.com>
13481 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
13482 regalign for the reg == fpr and TDmode case.
13484 2009-04-09 David Ayers <ayers@fsfe.org>
13487 * objc/objc-act.c (warn_with_method): Remove helper function.
13488 (check_duplicates): Call warning and inform directly.
13489 (really_start_method): Likewise.
13491 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
13493 * expmed.c (expand_divmod): Always use a comparison for a division
13494 by a large unsigned integer.
13496 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
13497 for things others than variables or functions as nonzero.
13499 2009-04-09 Nick Clifton <nickc@redhat.com>
13501 * unwind-compat.c: Change copyright header to refer to version
13502 3 of the GNU General Public License with version 3.1 of the
13503 GCC Runtime Library Exception and to point readers at the
13504 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
13505 * config/alpha/crtfastmath.c: Likewise.
13506 * config/alpha/linux-unwind.h: Likewise.
13507 * config/alpha/qrnnd.asm: Likewise.
13508 * config/alpha/vms-crt0-64.c: Likewise.
13509 * config/alpha/vms-crt0.c: Likewise.
13510 * config/alpha/vms-dwarf2.asm: Likewise.
13511 * config/alpha/vms-dwarf2eh.asm: Likewise.
13512 * config/alpha/vms-psxcrt0-64.c: Likewise.
13513 * config/alpha/vms-psxcrt0.c: Likewise.
13514 * config/alpha/vms_tramp.asm: Likewise.
13515 * config/arc/initfini.c: Likewise.
13516 * config/arc/lib1funcs.asm: Likewise.
13517 * config/arm/bpabi-v6m.S: Likewise.
13518 * config/arm/bpabi.S: Likewise.
13519 * config/arm/bpabi.c: Likewise.
13520 * config/arm/crti.asm: Likewise.
13521 * config/arm/crtn.asm: Likewise.
13522 * config/arm/ieee754-df.S: Likewise.
13523 * config/arm/ieee754-sf.S: Likewise.
13524 * config/arm/lib1funcs.asm: Likewise.
13525 * config/arm/libunwind.S: Likewise.
13526 * config/arm/linux-atomic.c: Likewise.
13527 * config/arm/mmintrin.h: Likewise.
13528 * config/arm/pr-support.c: Likewise.
13529 * config/arm/unaligned-funcs.c: Likewise.
13530 * config/arm/unwind-arm.c: Likewise.
13531 * config/arm/unwind-arm.h: Likewise.
13532 * config/avr/libgcc.S: Likewise.
13533 * config/bfin/crti.s: Likewise.
13534 * config/bfin/crtlibid.s: Likewise.
13535 * config/bfin/crtn.s: Likewise.
13536 * config/bfin/lib1funcs.asm: Likewise.
13537 * config/bfin/linux-unwind.h: Likewise.
13538 * config/cris/arit.c: Likewise.
13539 * config/cris/cris_abi_symbol.c: Likewise.
13540 * config/darwin-64.c: Likewise.
13541 * config/darwin-crt2.c: Likewise.
13542 * config/darwin-crt3.c: Likewise.
13543 * config/darwin.h: Likewise.
13544 * config/dbxelf.h: Likewise.
13545 * config/dfp-bit.c: Likewise.
13546 * config/dfp-bit.h: Likewise.
13547 * config/elfos.h: Likewise.
13548 * config/fixed-bit.c: Likewise.
13549 * config/fixed-bit.h: Likewise.
13550 * config/fp-bit.c: Likewise.
13551 * config/fp-bit.h: Likewise.
13552 * config/fr30/crti.asm: Likewise.
13553 * config/fr30/crtn.asm: Likewise.
13554 * config/fr30/lib1funcs.asm: Likewise.
13555 * config/freebsd-spec.h: Likewise.
13556 * config/frv/cmovd.c: Likewise.
13557 * config/frv/cmovh.c: Likewise.
13558 * config/frv/cmovw.c: Likewise.
13559 * config/frv/frvbegin.c: Likewise.
13560 * config/frv/frvend.c: Likewise.
13561 * config/frv/lib1funcs.asm: Likewise.
13562 * config/glibc-stdint.h: Likewise.
13563 * config/h8300/clzhi2.c: Likewise.
13564 * config/h8300/crti.asm: Likewise.
13565 * config/h8300/crtn.asm: Likewise.
13566 * config/h8300/ctzhi2.c: Likewise.
13567 * config/h8300/fixunssfsi.c: Likewise.
13568 * config/h8300/lib1funcs.asm: Likewise.
13569 * config/h8300/parityhi2.c: Likewise.
13570 * config/h8300/popcounthi2.c: Likewise.
13571 * config/i386/ammintrin.h: Likewise.
13572 * config/i386/att.h: Likewise.
13573 * config/i386/avxintrin.h: Likewise.
13574 * config/i386/biarch64.h: Likewise.
13575 * config/i386/bmmintrin.h: Likewise.
13576 * config/i386/cpuid.h: Likewise.
13577 * config/i386/cross-stdarg.h: Likewise.
13578 * config/i386/crtfastmath.c: Likewise.
13579 * config/i386/crtprec.c: Likewise.
13580 * config/i386/cygming-crtbegin.c: Likewise.
13581 * config/i386/cygming-crtend.c: Likewise.
13582 * config/i386/cygwin.asm: Likewise.
13583 * config/i386/emmintrin.h: Likewise.
13584 * config/i386/gmm_malloc.h: Likewise.
13585 * config/i386/gthr-win32.c: Likewise.
13586 * config/i386/i386.h: Likewise.
13587 * config/i386/immintrin.h: Likewise.
13588 * config/i386/linux-unwind.h: Likewise.
13589 * config/i386/linux64.h: Likewise.
13590 * config/i386/mm3dnow.h: Likewise.
13591 * config/i386/mmintrin-common.h: Likewise.
13592 * config/i386/mmintrin.h: Likewise.
13593 * config/i386/nmmintrin.h: Likewise.
13594 * config/i386/pmm_malloc.h: Likewise.
13595 * config/i386/pmmintrin.h: Likewise.
13596 * config/i386/smmintrin.h: Likewise.
13597 * config/i386/sol2-c1.asm: Likewise.
13598 * config/i386/sol2-ci.asm: Likewise.
13599 * config/i386/sol2-cn.asm: Likewise.
13600 * config/i386/sol2-gc1.asm: Likewise.
13601 * config/i386/tmmintrin.h: Likewise.
13602 * config/i386/unix.h: Likewise.
13603 * config/i386/w32-unwind.h: Likewise.
13604 * config/i386/wmmintrin.h: Likewise.
13605 * config/i386/x86-64.h: Likewise.
13606 * config/i386/x86intrin.h: Likewise.
13607 * config/i386/xmmintrin.h: Likewise.
13608 * config/ia64/crtbegin.asm: Likewise.
13609 * config/ia64/crtend.asm: Likewise.
13610 * config/ia64/crtfastmath.c: Likewise.
13611 * config/ia64/crti.asm: Likewise.
13612 * config/ia64/crtn.asm: Likewise.
13613 * config/ia64/fde-glibc.c: Likewise.
13614 * config/ia64/lib1funcs.asm: Likewise.
13615 * config/ia64/linux-unwind.h: Likewise.
13616 * config/ia64/quadlib.c: Likewise.
13617 * config/ia64/unwind-ia64.c: Likewise.
13618 * config/linux.h: Likewise.
13619 * config/m32c/m32c-lib1.S: Likewise.
13620 * config/m32c/m32c-lib2-trapv.c: Likewise.
13621 * config/m32c/m32c-lib2.c: Likewise.
13622 * config/m32r/initfini.c: Likewise.
13623 * config/m68hc11/larith.asm: Likewise.
13624 * config/m68hc11/m68hc11-crt0.S: Likewise.
13625 * config/m68k/cf.md: Likewise.
13626 * config/m68k/crti.s: Likewise.
13627 * config/m68k/crtn.s: Likewise.
13628 * config/m68k/lb1sf68.asm: Likewise.
13629 * config/m68k/linux-unwind.h: Likewise.
13630 * config/mcore/crti.asm: Likewise.
13631 * config/mcore/crtn.asm: Likewise.
13632 * config/mcore/lib1.asm: Likewise.
13633 * config/mips/linux-unwind.h: Likewise.
13634 * config/mips/loongson.h: Likewise.
13635 * config/mips/mips16.S: Likewise.
13636 * config/mmix/crti.asm: Likewise.
13637 * config/mmix/crtn.asm: Likewise.
13638 * config/pa/fptr.c: Likewise.
13639 * config/pa/hpux-unwind.h: Likewise.
13640 * config/pa/lib2funcs.asm: Likewise.
13641 * config/pa/linux-atomic.c: Likewise.
13642 * config/pa/linux-unwind.h: Likewise.
13643 * config/pa/milli64.S: Likewise.
13644 * config/pa/quadlib.c: Likewise.
13645 * config/pa/stublib.c: Likewise.
13646 * config/picochip/libgccExtras/adddi3.asm: Likewise.
13647 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
13648 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
13649 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
13650 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
13651 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
13652 * config/picochip/libgccExtras/divmod15.asm: Likewise.
13653 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
13654 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
13655 * config/picochip/libgccExtras/longjmp.asm: Likewise.
13656 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
13657 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
13658 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
13659 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
13660 * config/picochip/libgccExtras/setjmp.asm: Likewise.
13661 * config/picochip/libgccExtras/subdi3.asm: Likewise.
13662 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
13663 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
13664 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
13665 * config/rs6000/750cl.h: Likewise.
13666 * config/rs6000/altivec.h: Likewise.
13667 * config/rs6000/biarch64.h: Likewise.
13668 * config/rs6000/crtresfpr.asm: Likewise.
13669 * config/rs6000/crtresgpr.asm: Likewise.
13670 * config/rs6000/crtresxfpr.asm: Likewise.
13671 * config/rs6000/crtresxgpr.asm: Likewise.
13672 * config/rs6000/crtsavfpr.asm: Likewise.
13673 * config/rs6000/crtsavgpr.asm: Likewise.
13674 * config/rs6000/darwin-asm.h: Likewise.
13675 * config/rs6000/darwin-fallback.c: Likewise.
13676 * config/rs6000/darwin-fpsave.asm: Likewise.
13677 * config/rs6000/darwin-ldouble.c: Likewise.
13678 * config/rs6000/darwin-tramp.asm: Likewise.
13679 * config/rs6000/darwin-unwind.h: Likewise.
13680 * config/rs6000/darwin-vecsave.asm: Likewise.
13681 * config/rs6000/darwin-world.asm: Likewise.
13682 * config/rs6000/e500crtres32gpr.asm: Likewise.
13683 * config/rs6000/e500crtres64gpr.asm: Likewise.
13684 * config/rs6000/e500crtres64gprctr.asm: Likewise.
13685 * config/rs6000/e500crtrest32gpr.asm: Likewise.
13686 * config/rs6000/e500crtrest64gpr.asm: Likewise.
13687 * config/rs6000/e500crtresx32gpr.asm: Likewise.
13688 * config/rs6000/e500crtresx64gpr.asm: Likewise.
13689 * config/rs6000/e500crtsav32gpr.asm: Likewise.
13690 * config/rs6000/e500crtsav64gpr.asm: Likewise.
13691 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
13692 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
13693 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
13694 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
13695 * config/rs6000/eabi-ci.asm: Likewise.
13696 * config/rs6000/eabi-cn.asm: Likewise.
13697 * config/rs6000/eabi.asm: Likewise.
13698 * config/rs6000/linux-unwind.h: Likewise.
13699 * config/rs6000/linux64.h: Likewise.
13700 * config/rs6000/paired.h: Likewise.
13701 * config/rs6000/paired.md: Likewise.
13702 * config/rs6000/ppc64-fp.c: Likewise.
13703 * config/rs6000/ppu_intrinsics.h: Likewise.
13704 * config/rs6000/rs6000.h: Likewise.
13705 * config/rs6000/si2vmx.h: Likewise.
13706 * config/rs6000/sol-ci.asm: Likewise.
13707 * config/rs6000/sol-cn.asm: Likewise.
13708 * config/rs6000/spe.h: Likewise.
13709 * config/rs6000/spu2vmx.h: Likewise.
13710 * config/rs6000/sysv4.h: Likewise.
13711 * config/rs6000/tramp.asm: Likewise.
13712 * config/rs6000/vec_types.h: Likewise.
13713 * config/s390/linux-unwind.h: Likewise.
13714 * config/s390/tpf-unwind.h: Likewise.
13715 * config/score/crti.asm: Likewise.
13716 * config/score/crtn.asm: Likewise.
13717 * config/sh/crt1.asm: Likewise.
13718 * config/sh/crti.asm: Likewise.
13719 * config/sh/crtn.asm: Likewise.
13720 * config/sh/divtab-sh4-300.c: Likewise.
13721 * config/sh/divtab-sh4.c: Likewise.
13722 * config/sh/divtab.c: Likewise.
13723 * config/sh/lib1funcs-4-300.asm: Likewise.
13724 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
13725 * config/sh/lib1funcs.asm: Likewise.
13726 * config/sh/lib1funcs.h: Likewise.
13727 * config/sh/linux-atomic.asm: Likewise.
13728 * config/sh/linux-unwind.h: Likewise.
13729 * config/sh/shmedia.h: Likewise.
13730 * config/sh/sshmedia.h: Likewise.
13731 * config/sh/ushmedia.h: Likewise.
13732 * config/sparc/crtfastmath.c: Likewise.
13733 * config/sparc/linux-unwind.h: Likewise.
13734 * config/sparc/sol2-c1.asm: Likewise.
13735 * config/sparc/sol2-ci.asm: Likewise.
13736 * config/sparc/sol2-cn.asm: Likewise.
13737 * config/spu/divmodti4.c: Likewise.
13738 * config/spu/divv2df3.c: Likewise.
13739 * config/spu/float_disf.c: Likewise.
13740 * config/spu/float_unsdidf.c: Likewise.
13741 * config/spu/float_unsdisf.c: Likewise.
13742 * config/spu/float_unssidf.c: Likewise.
13743 * config/spu/mfc_multi_tag_release.c: Likewise.
13744 * config/spu/mfc_multi_tag_reserve.c: Likewise.
13745 * config/spu/mfc_tag_release.c: Likewise.
13746 * config/spu/mfc_tag_reserve.c: Likewise.
13747 * config/spu/mfc_tag_table.c: Likewise.
13748 * config/spu/multi3.c: Likewise.
13749 * config/spu/spu_internals.h: Likewise.
13750 * config/spu/spu_intrinsics.h: Likewise.
13751 * config/spu/spu_mfcio.h: Likewise.
13752 * config/spu/vec_types.h: Likewise.
13753 * config/spu/vmx2spu.h: Likewise.
13754 * config/stormy16/stormy16-lib2.c: Likewise.
13755 * config/svr4.h: Likewise.
13756 * config/sync.c: Likewise.
13757 * config/v850/lib1funcs.asm: Likewise.
13758 * config/vxlib-tls.c: Likewise.
13759 * config/vxlib.c: Likewise.
13760 * config/vxworks-dummy.h: Likewise.
13761 * config/xtensa/crti.asm: Likewise.
13762 * config/xtensa/crtn.asm: Likewise.
13763 * config/xtensa/ieee754-df.S: Likewise.
13764 * config/xtensa/ieee754-sf.S: Likewise.
13765 * config/xtensa/lib1funcs.asm: Likewise.
13766 * config/xtensa/lib2funcs.S: Likewise.
13767 * config/xtensa/linux-unwind.h: Likewise.
13768 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
13769 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
13770 * coretypes.h: Likewise.
13771 * crtstuff.c: Likewise.
13772 * defaults.h: Likewise.
13773 * dwarf2.h: Likewise.
13774 * emutls.c: Likewise.
13775 * gbl-ctors.h: Likewise.
13776 * gcov-io.h: Likewise.
13777 * ginclude/float.h: Likewise.
13778 * ginclude/iso646.h: Likewise.
13779 * ginclude/stdarg.h: Likewise.
13780 * ginclude/stdbool.h: Likewise.
13781 * ginclude/stddef.h: Likewise.
13782 * ginclude/stdfix.h: Likewise.
13783 * ginclude/stdint-gcc.h: Likewise.
13784 * ginclude/tgmath.h: Likewise.
13785 * gthr-aix.h: Likewise.
13786 * gthr-dce.h: Likewise.
13787 * gthr-gnat.c: Likewise.
13788 * gthr-gnat.h: Likewise.
13789 * gthr-lynx.h: Likewise.
13790 * gthr-mipssde.h: Likewise.
13791 * gthr-nks.h: Likewise.
13792 * gthr-posix.c: Likewise.
13793 * gthr-posix.h: Likewise.
13794 * gthr-posix95.h: Likewise.
13795 * gthr-rtems.h: Likewise.
13796 * gthr-single.h: Likewise.
13797 * gthr-solaris.h: Likewise.
13798 * gthr-tpf.h: Likewise.
13799 * gthr-vxworks.h: Likewise.
13800 * gthr-win32.h: Likewise.
13801 * gthr.h: Likewise.
13802 * libgcc2.c: Likewise.
13803 * libgcc2.h: Likewise.
13804 * libgcov.c: Likewise.
13805 * tsystem.h: Likewise.
13806 * typeclass.h: Likewise.
13807 * unwind-c.c: Likewise.
13808 * unwind-compat.h: Likewise.
13809 * unwind-dw2-fde-compat.c: Likewise.
13810 * unwind-dw2-fde-darwin.c: Likewise.
13811 * unwind-dw2-fde-glibc.c: Likewise.
13812 * unwind-dw2-fde.c: Likewise.
13813 * unwind-dw2-fde.h: Likewise.
13814 * unwind-dw2.c: Likewise.
13815 * unwind-dw2.h: Likewise.
13816 * unwind-generic.h: Likewise.
13817 * unwind-pe.h: Likewise.
13818 * unwind-sjlj.c: Likewise.
13819 * unwind.inc: Likewise.
13820 * config/arm/neon-gen.ml: Change generated copyright header to
13821 refer to version 3 of the GNU General Public License with
13822 version 3.1 of the GCC Runtime Library Exception and to point
13823 readers at the COPYING3 and COPYING3.RUNTIME files and the
13824 FSF's license web page.
13825 * config/arm/arm_neon.h: Regenerate.
13827 2009-04-09 Jakub Jelinek <jakub@redhat.com>
13829 * config/cris/cris.md: Change copyright header to refer to version
13830 3 of the GNU General Public License.
13831 * doc/install.texi2html: Change copyright header to refer to version
13832 3 of the GNU General Public License and to point readers at the
13833 COPYING3 file and the FSF's license web page.
13834 * config/vax/linux.h: Likewise.
13836 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
13838 * config/i386/i386.md (cmpcc): New.
13839 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
13840 (sync_compare_and_swap_cc*): Delete.
13842 * config/s390/s390.c (s390_compare_emitted): Remove.
13843 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
13844 s390_compare_emitted used to be handled. Assert that modes match.
13845 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
13846 refer to sync_compare_and_swap_ccsi.
13847 * config/s390/s390.h (s390_compare_emitted): Remove.
13848 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
13849 instead of s390_compare_emitted.
13850 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
13851 instead of s390_compare_emitted.
13852 * config/s390/s390.md (cmpcc): New.
13853 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
13854 CC_REGNUM, do not pretend it's set.
13855 (sync_compare_and_swap_cc*): Delete.
13856 * config/s390/predicates.md (cc_reg_operand): New.
13858 * expr.c (sync_compare_and_swap_cc): Delete.
13859 * optabs.h (sync_compare_and_swap_cc): Delete.
13860 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
13861 is being used with can_compare_p.
13862 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
13863 (find_cc_set): New.
13864 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
13865 look for a MODE_CC set instead. Use emit_store_flag.
13866 (expand_compare_and_swap_loop): Likewise, with some additional
13867 complication to avoid a force_reg when useless. Use
13868 emit_cmp_and_jump_insns.
13869 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
13870 * doc/md.texi (sync_compare_and_swap_cc): Merge with
13871 sync_compare_and_swap documentation.
13873 2009-04-09 Jan Hubicka <jh@suse.cz>
13875 * except.c (find_prev_try): Break out from ....
13876 (duplicate_eh_regions): ... here; properly update prev_try pointers
13877 when duplication part of tree.
13878 (dump_eh_tree): Improve dumping.
13879 (verify_eh_region): New.
13880 (verify_eh_tree): Use it.
13882 2009-04-06 Richard Guenther <rguenther@suse.de>
13884 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
13885 &ARRAY addresses by adjusting their types and prepending
13887 * tree-cfg.c (verify_gimple_assign_single): Verify that
13888 addresses are correct.
13890 2009-04-09 Richard Guenther <rguenther@suse.de>
13892 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
13893 indices into an array reference if possible.
13894 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
13895 Fold POINTER_PLUS_EXPR statements with invariant address.
13897 2009-04-09 Alan Modra <amodra@bigpond.net.au>
13900 * config.gcc (powerpc64-*-linux*): Always build biarch.
13902 2009-04-09 Joseph Myers <joseph@codesourcery.com>
13905 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
13906 it and pedwarn if this results in an INTEGER_CST.
13908 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13910 * doc/install.texi: Update minimum GMP version. Remove obsolete
13911 text in MPFR section.
13913 2009-04-08 Jakub Jelinek <jakub@redhat.com>
13915 * dwarf2out.c (class_scope_p): New static inline.
13916 (class_or_namespace_scope_p): Use it.
13917 (gen_variable_die): Use DW_TAG_member tag for static data member
13918 declarations instead of DW_TAG_variable.
13920 PR middle-end/39573
13921 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
13924 2009-04-08 Richard Guenther <rguenther@suse.de>
13926 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
13927 valueize random data.
13929 2009-04-08 David Edelsohn <edelsohn@gnu.org>
13931 * config.gcc (aix tm_file): Add aix-stdint.h.
13932 (aix tm clause use_gcc_stdint): Set to wrap.
13933 * config/rs6000/aix-stdint.h: New file.
13935 2009-04-08 Richard Guenther <rguenther@suse.de>
13937 PR middle-end/36291
13938 * tree-dfa.c (add_referenced_var): Do not recurse into
13939 global initializers.
13940 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
13942 (fold_const_aggregate_ref): Likewise.
13944 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
13946 * recog.c (ordered_comparison_operator): New.
13947 * gensupport.c (std_preds): Add it.
13948 * doc/md.texi (Machine-Independent Predicates): Document it.
13950 2009-04-08 Jan Hubicka <jh@suse.cz>
13952 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
13953 * function.h (rtl_eh): Remove exception_handler_label_map.
13954 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
13955 remove_exception_handler_label, for_each_eh_label_1): Remove.
13956 (rtl_remove_unreachable_regions): Remove.
13957 (convert_from_eh_region_ranges): Do not remove unreachable regions.
13958 (find_exception_handler_labels): Don't build the hashtable.
13959 (maybe_remove_eh_handler): Remove.
13960 (for_each_eh_label): Rewrite to walk the tree.
13961 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
13962 * except.h (maybe_remove_eh_handler): Remove.
13963 * passes.c (init_optimization_passes): Schedule second EH cleanup
13965 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
13966 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
13968 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
13970 * genoutput.c (validate_optab_operands): New.
13971 (gen_insn, gen_expand): Call it.
13973 * genflags.c (gen_insn): Detect misused iterators.
13974 (main): Pass line_no to gen_insn, exit with status 1 on error.
13976 * genextract.c (line_no): Make global.
13977 (VEC_safe_set_locstr): Change assertion to error message.
13978 (main): Exit with status 1 on error.
13980 2009-04-08 Joseph Myers <joseph@codesourcery.com>
13984 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
13985 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
13986 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
13987 * c-convert.c (convert): Do not call fold on results of conversion
13988 functions when the result is a C_MAYBE_CONST_EXPR.
13989 * c-parser.c (c_parser_postfix_expression): Do not fold condition
13990 of __builtin_choose_expr.
13991 * c-typeck.c (remove_c_maybe_const_expr): New.
13992 (build_unary_op, build_conditional_expr, build_compound_expr,
13993 build_binary_op, c_objc_common_truthvalue_conversion): Call
13994 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
13997 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
13999 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
14000 CODE to produce a new one. Add a prototype to use fold_convert_const
14002 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
14005 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
14006 mix declarations and code.
14008 2009-04-08 Ben Elliston <bje@au.ibm.com>
14010 * gcc.c: Replace `CC' with `GCC' throughout.
14012 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
14014 * doc/invoke.texi: Document Atom support.
14016 2009-04-07 Jason Merrill <jason@redhat.com>
14019 * c-common.h, c-common.c: Add flag_pretty_templates.
14020 * c-opts.c (c_common_handle_option): Set it.
14021 * c.opt: Add -fno-pretty-templates.
14022 * doc/invoke.texi (C++ Dialect Options): Likewise.
14024 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
14026 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
14027 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
14028 (ia64_expand_builtin): Likewise.
14030 2009-04-07 Martin Jambor <mjambor@suse.cz>
14032 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
14033 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
14034 ADDR_EXPRS are include too.
14036 2009-04-07 Richard Guenther <rguenther@suse.de>
14038 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
14039 decls are only used if passes as parameters or if they are
14040 local statics and the call is not to a builtin.
14041 (call_may_clobber_ref_p_1): Likewise.
14043 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
14045 * expr.c (do_store_flag): Remove last argument. Simplify code
14046 to avoid duplication of tests already done by can_compare_p.
14047 (expand_expr_real_1): Adjust caller.
14049 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
14051 * optabs.c (can_compare_p): Test the predicate of a
14052 cbranch and cstore pattern.
14054 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
14056 * expr.c (convert_move): Use emit_store_flag instead of
14059 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
14061 * config/i386/i386.c (ix86_compare_emitted): Remove.
14062 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
14063 ix86_compare_op0 like ix86_compare_emitted used to be handled.
14064 * config/i386/i386.h (ix86_compare_emitted): Remove.
14065 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
14066 instead of ix86_compare_emitted.
14067 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
14069 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
14071 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
14072 Add t-sysroot-suffix to tmake_file.
14073 * config/print-sysroot-suffix.sh: New file.
14074 * config/t-sysroot-suffix: New file.
14076 2009-04-07 Ben Elliston <bje@au.ibm.com>
14078 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
14079 as the latter produces a warning when the target does not support
14082 2009-04-07 Ben Elliston <bje@au.ibm.com>
14084 * dfp.c: Replace type punning assignments with memcpy throughout.
14085 * Makefile.in (dfp.o-warn): Remove.
14087 2009-04-07 Alan Modra <amodra@bigpond.net.au>
14090 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
14091 Include soft-fp/t-softfp after rs6000/t-linux64.
14093 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
14095 * stor-layout.c (set_sizetype): Use the full precision of their
14096 machine mode for bitsize types.
14098 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
14100 * config/i386/i386.md: Revert 2 accidental checkins.
14102 2009-04-06 Joey Ye <joey.ye@intel.com>
14103 Xuepeng Guo <xuepeng.guo@intel.com>
14104 H.J. Lu <hongjiu.lu@intel.com>
14106 Atom pipeline model, tuning and insn selection.
14107 * config.gcc (atom): Add atom config options and target.
14109 * config/i386/atom.md: New.
14111 * config/i386/i386.c (atom_cost): New cost.
14112 (m_ATOM): New macro flag.
14113 (initial_ix86_tune_features): Set m_ATOM.
14114 (x86_accumulate_outgoing_args): Likewise.
14115 (x86_arch_always_fancy_math_387): Likewise.
14116 (processor_target): Add Atom cost.
14117 (cpu_names): Add Atom cpu name.
14118 (override_options): Set Atom ISA.
14119 (ix86_issue_rate): New case PROCESSOR_ATOM.
14120 (ix86_adjust_cost): Likewise.
14122 * config/i386/i386.h (TARGET_ATOM): New target macro.
14123 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
14124 (TARGET_OPT_AGU): New target option.
14125 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
14126 (processor_type): Add PROCESSOR_ATOM.
14128 * config/i386/i386.md (cpu): Add new value "atom".
14129 (use_carry, movu): New attr.
14130 (atom.md): Include atom.md.
14131 (adddi3_carry_rex64): Set attr "use_carry".
14132 (addqi3_carry): Likewise.
14133 (addhi3_carry): Likewise.
14134 (addsi3_carry): Likewise.
14135 (*addsi3_carry_zext): Likewise.
14136 (subdi3_carry_rex64): Likewise.
14137 (subqi3_carry): Likewise.
14138 (subhi3_carry): Likewise.
14139 (subsi3_carry): Likewise.
14140 (x86_movdicc_0_m1_rex64): Likewise.
14141 (*x86_movdicc_0_m1_se): Likewise.
14142 (x86_movsicc_0_m1): Likewise.
14143 (*x86_movsicc_0_m1_se): Likewise.
14144 (*adddi_1_rex64): Emit add insn as much as possible.
14145 (*addsi_1): Likewise.
14146 (return_internal): Set atom_unit.
14147 (return_internal_long): Likewise.
14148 (return_pop_internal): Likewise.
14149 (*rcpsf2_sse): Set atom_sse_attr attr.
14150 (*qrt<mode>2_sse): Likewise.
14151 (*prefetch_sse): Likewise.
14153 * config/i386/i386-c.c (ix86_target_macros_internal): New case
14155 (ix86_target_macros_internal): Likewise.
14157 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
14158 (*prefetch_sse_rex): Likewise.
14159 (sse_rcpv4sf2): Likewise.
14160 (sse_vmrcpv4sf2): Likewise.
14161 (sse_sqrtv4sf2): Likewise.
14162 (<sse>_vmsqrt<mode>2): Likewise.
14163 (sse_ldmxcsr): Likewise.
14164 (sse_stmxcsr): Likewise.
14165 (*sse_sfence): Likewise.
14166 (sse2_clflush): Likewise.
14167 (*sse2_mfence): Likewise.
14168 (*sse2_lfence): Likewise.
14169 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
14170 (<sse>_movup<ssemodesuffixf2c>): Likewise.
14171 (avx_movdqu<avxmodesuffix>): Likewise.
14172 (avx_lddqu<avxmodesuffix>): Likewise.
14173 (sse2_movntv2di): Change attr "type" to "ssemov".
14174 (sse2_movntsi): Likewise.
14175 (rsqrtv8sf2): Change attr "type" to "sseadd".
14176 (sse3_addsubv2df3): Set attr "atom_unit".
14177 (sse3_h<plusminus_insn>v4sf3): Likewise.
14178 (*sse2_pmaddwd): Likewise.
14179 (*vec_extractv2di_1_rex64): Likewise.
14180 (*vec_extractv2di_1_avx): Likewise.
14181 (sse2_psadbw): Likewise.
14182 (ssse3_phaddwv8hi3): Likewise.
14183 (ssse3_phaddwv4hi3): Likewise.
14184 (ssse3_phadddv4si3): Likewise.
14185 (ssse3_phadddv2si3): Likewise.
14186 (ssse3_phaddswv8hi3): Likewise.
14187 (ssse3_phaddswv4hi3): Likewise.
14188 (ssse3_phsubwv8hi3): Likewise.
14189 (ssse3_phsubwv4hi3): Likewise.
14190 (ssse3_phsubdv4si3): Likewise.
14191 (ssse3_phsubdv2si3): Likewise.
14192 (ssse3_phsubswv8hi3): Likewise.
14193 (ssse3_phsubswv4hi3): Likewise.
14194 (ssse3_pmaddubsw128): Likewise.
14195 (sse3_pmaddubsw: Likewise.
14196 (ssse3_palignrti): Likewise.
14197 (ssse3_palignrdi): Likewise.
14199 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
14201 * doc/install.texi (Specific): Fix two cross-references to MinGW.
14203 2009-04-06 Richard Guenther <rguenther@suse.de>
14205 PR tree-optimization/28868
14206 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
14207 of which PHI results we inserted.
14208 (insert_into_preds_of_block): Record inserted PHIs.
14209 (eliminate): Eliminate redundant PHI nodes.
14210 (init_pre): Init inserted_phi_names.
14212 2009-04-06 Richard Guenther <rguenther@suse.de>
14214 PR tree-optimization/39643
14215 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
14216 IMAGPART_EXPRs of complex constants.
14217 (execute_fold_all_builtins): If we folded a call queue
14218 TODO_update_address_taken.
14220 2009-04-06 Jan Hubicka <jh@suse.cz>
14222 PR middle-end/39659
14223 * except.c (remove_unreachable_regions): Propagate may_contain_throw
14226 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
14228 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
14230 (ic_invalidate_array): Likewise.
14232 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
14234 * calls.c (emit_library_call_value_1): Fix a problem with parameter
14235 alignment for library calls.
14237 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
14239 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
14240 (mingw32 tm clause use_gcc_stdint): Set to wrap.
14241 * config/i386/mingw-stdint.h: New file.
14243 2009-04-05 Richard Guenther <rguenther@suse.de>
14245 PR tree-optimization/39648
14246 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
14247 our &A vs. &A[0] IL deficiencies.
14249 2009-04-04 Jan Hubicka <jh@suse.cz>
14251 * except.c (sjlj_find_directly_reachable_regions): Be ready for
14252 removed toplevel regions.
14253 (sjlj_mark_call_sites): Likewise.
14255 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
14257 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
14258 (cygwin tm clause use_gcc_stdint): Set to wrap.
14259 * config/i386/cygwin-stdint.h: New file.
14261 2009-04-04 Richard Guenther <rguenther@suse.de>
14263 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
14264 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
14265 single-argument PHIs if we are in loop-closed SSA form.
14266 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
14267 for the pre-condition.
14268 (slpeel_tree_peel_loop_to_edge): Likewise.
14269 (vect_build_loop_niters): Take an optional sequence to append stmts.
14270 (vect_generate_tmps_on_preheader): Likewise.
14271 (vect_do_peeling_for_loop_bound): Take extra guards for the
14273 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
14274 the cost model check.
14275 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
14276 guards if we are going to peel. Do not apply versioning in that case.
14277 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
14278 (vect_do_peeling_for_loop_bound): Likewise.
14279 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
14280 loop bound only record extra pre-conditions, do not apply loop
14283 2009-04-04 Richard Guenther <rguenther@suse.de>
14285 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
14288 2009-04-04 Jan Hubicka <jh@suse.cz>
14290 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
14291 last_basic_block for size of bb->index indexed array.
14292 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
14293 compute_out, link_btr_uses, build_btr_def_use_webs,
14294 build_btr_def_use_webs, migrate_btr_defs): Likewise.
14296 2009-04-04 Jan Hubicka <jh@suse.cz>
14298 * except.c (remove_eh_handler_and_replace): Break out from ...
14299 (remove_eh_handler): ... here.
14300 (bring_to_root): New function.
14301 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
14302 handled ones, bring others to root of tree.
14304 2009-04-04 Jan Hubicka <jh@suse.cz>
14306 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
14307 (all_phis_safe_to_merge): New function.
14308 (update_info): New structure.
14309 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
14310 (cleanup_empty_eh): Update SSA if possible.
14312 2009-04-04 Richard Guenther <rguenther@suse.de>
14314 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
14315 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
14316 (append_vuse): Likewise.
14318 2009-04-04 Jakub Jelinek <jakub@redhat.com>
14320 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
14321 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
14322 instead of REG_UNSAVED for DW_CFA_undefined.
14323 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
14324 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
14327 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
14330 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
14331 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
14332 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
14334 2009-04-04 Richard Guenther <rguenther@suse.de>
14336 PR tree-optimization/8781
14337 PR tree-optimization/37892
14338 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
14339 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
14340 (valueize_refs): Call it for *& valueizations.
14341 (shared_reference_ops_from_ref): Rename to ...
14342 (valueize_shared_reference_ops_from_ref): ... this and valueize.
14343 (shared_reference_ops_from_call): Rename to ...
14344 (valueize_shared_reference_ops_from_call): ... this and valueize.
14345 (vn_reference_lookup): Update.
14346 (visit_reference_op_call): Likewise.
14347 * tree-ssa-pre.c (phi_translate_1): Fold *&.
14348 (eliminate): Value-replace the call address in call statements.
14350 2009-04-04 Richard Guenther <rguenther@suse.de>
14352 PR tree-optimization/39636
14353 * tree-ssa-forwprop.c
14354 (forward_propagate_addr_into_variable_array_index): Check for
14355 GIMPLE_ASSIGN before accessing the rhs code.
14357 2009-04-03 Jason Merrill <jason@redhat.com>
14359 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
14361 2009-04-03 Steve Ellcey <sje@cup.hp.com>
14363 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
14364 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
14365 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
14366 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
14367 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
14368 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
14369 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
14370 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
14371 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
14372 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
14373 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
14374 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
14375 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
14376 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
14377 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
14378 Use fr_reg_or_fp01_operand instead of fr_register_operand
14380 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
14381 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
14382 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
14384 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
14386 PR rtl-optimization/39607
14387 PR rtl-optimization/39631
14391 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
14392 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
14393 instead of DF_LR_OUT.
14394 * ira-lives.c (process_bb_node_lives): Ditto.
14395 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
14396 instead of DF_LR_{OUT,IN}.
14397 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
14398 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
14400 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
14402 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
14403 (execute_lower_omp): Always run but take the short way out if -fopenmp
14405 (gate_lower_omp): Remove, forcing the pass manager to always run the
14406 pass and always set PROP_gimple_lomp.
14407 (pass_lower_omp): Remove gate function.
14408 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
14409 PROP_trees. Instead, require it.
14410 * ipa-cp.c (pass_ipa_cp): Likewise.
14411 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
14412 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
14413 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
14414 and PROP_gimple_leh.
14416 2009-04-03 Richard Guenther <rguenther@suse.de>
14418 PR middle-end/13146
14419 PR tree-optimization/23940
14420 PR tree-optimization/33237
14421 PR middle-end/33974
14422 PR middle-end/34093
14423 PR tree-optimization/36201
14424 PR tree-optimization/36230
14425 PR tree-optimization/38049
14426 PR tree-optimization/38207
14427 PR tree-optimization/38230
14428 PR tree-optimization/38301
14429 PR tree-optimization/38585
14430 PR middle-end/38895
14431 PR tree-optimization/38985
14432 PR tree-optimization/39299
14433 * tree-ssa-structalias.h: Remove.
14434 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
14435 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
14436 (struct vuse_element_d): Remove.
14437 (struct vuse_vec_d): Likewise.
14438 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
14439 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
14440 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
14441 VUSE_ELEMENT_VAR): Likewise.
14442 (struct voptype_d): Likewise.
14443 (NUM_VOP_FREE_BUCKETS): Likewise.
14444 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
14445 (struct stmt_operands_d): Remove.
14446 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
14447 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
14448 VDEF_NUM, VDEF_VECT): Likewise.
14449 (copy_virtual_operands): Remove.
14450 (operand_build_cmp): Likewise.
14451 (create_ssa_artificial_load_stmt): Likewise.
14452 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
14453 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
14454 vuse_index and mayuse_index members. Pack and move done and iter_type
14455 members to the front.
14456 (SSA_OP_VMAYUSE): Remove.
14457 (SSA_OP_VIRTUAL_USES): Adjust.
14458 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
14459 (unlink_stmt_vdef): Declare.
14460 (add_to_addressable_set): Remove.
14461 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
14462 (vrp_visit_stmt): Likewise.
14463 * doc/tree-ssa.texi (Alias analysis): Update.
14464 * doc/invoke.texi (max-aliased-vops): Remove docs.
14465 (avg-aliased-vops): Likewise.
14466 * tree-into-ssa.c (syms_to_rename): Remove.
14467 (need_to_update_vops_p): Likewise.
14468 (need_to_initialize_update_ssa_p): Rename to ...
14469 (update_ssa_initialized_fn): ... this. Track function we are
14471 (symbol_marked_for_renaming): Simplify.
14472 (add_new_name_mapping): Do not set need_to_update_vops_p.
14473 (dump_currdefs): Use SYMS_TO_RENAME.
14474 (rewrite_update_stmt): Always walk all uses/defs.
14475 (dump_update_ssa): Adjust.
14476 (init_update_ssa): Take function argument. Track what we are
14478 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
14479 (create_new_def_for): Initialize for cfun, assert we are initialized
14481 (mark_sym_for_renaming): Simplify.
14482 (mark_set_for_renaming): Do not initialize update-ssa.
14483 (need_ssa_update_p): Simplify. Take function argument.
14484 (name_mappings_registered_p): Assert we ask for the correct function.
14485 (name_registered_for_update_p): Likewise.
14486 (ssa_names_to_replace): Likewise.
14487 (release_ssa_name_after_update_ssa): Likewise.
14488 (update_ssa): Likewise. Use SYMS_TO_RENAME.
14489 (dump_decl_set): Do not print a newline.
14490 (debug_decl_set): Do it here.
14491 (dump_update_ssa): And here.
14492 * tree-ssa-loop-im.c (move_computations): Adjust.
14493 (movement_possibility): Likewise.
14494 (determine_max_movement): Likewise.
14495 (gather_mem_refs_stmt): Likewise.
14496 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
14497 or NAME_MEMORY_TAG.
14498 * tree-complex.c (update_all_vops): Remove.
14499 (expand_complex_move): Adjust.
14500 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
14501 Simplify test for memory referencing statement. Exclude
14502 non-invariant ADDR_EXPRs.
14503 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
14504 * tree-loop-distribution.c (generate_memset_zero): Adjust.
14505 (rdg_flag_uses): Likewise.
14506 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
14508 (tree_optimize_tail_calls_1): Also split the
14509 edge from the entry block if we have degenerate PHI nodes in
14510 the first basic block.
14511 * tree.c (init_ttree): Remove memory-tag related code.
14512 (tree_code_size): Likewise.
14513 (tree_node_structure): Likewise.
14514 (build7_stat): Re-write to be build6_stat.
14515 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
14516 (SSA_VAR_P): Adjust.
14517 (struct tree_memory_tag): Remove.
14518 (struct tree_memory_partition_tag): Likewise.
14519 (union tree_node): Adjust.
14520 (build7): Re-write to be build6.
14521 * tree-pass.h (pass_reset_cc_flags): Remove.
14522 (TODO_update_address_taken): New flag.
14523 (pass_simple_dse): Remove.
14524 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
14525 * params.h (MAX_ALIASED_VOPS): Remove.
14526 (AVG_ALIASED_VOPS): Likewise.
14527 * omp-low.c (expand_omp_taskreg): Update SSA form.
14528 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
14529 aliases the lhs in a copy stmt.
14530 * tree-ssa-dse.c (struct address_walk_data): Remove.
14531 (memory_ssa_name_same): Likewise.
14532 (memory_address_same): Likewise.
14533 (get_kill_of_stmt_lhs): Likewise.
14534 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
14535 unused stores. Look through PHI nodes into post-dominated regions.
14536 (dse_optimize_stmt): Simplify. Properly remove stores.
14537 (tree_ssa_dse): Compute dominators.
14538 (execute_simple_dse): Remove.
14539 (pass_simple_dse): Likewise.
14540 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
14541 gimple_loaded_syms and gimple_stored_syms computation.
14542 * toplev.c (dump_memory_report): Dump alias and pta stats.
14543 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
14544 (vn_reference_eq): Likewise.
14545 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
14546 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
14547 valueize_vuses): Remove.
14548 (get_def_ref_stmt_vuses): Simplify. Rename to ...
14549 (get_def_ref_stmt_vuse): ... this.
14550 (vn_reference_lookup_2): New function.
14551 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
14552 walking equivalent vuses. Simplify.
14553 (vn_reference_lookup): Likewise.
14554 (vn_reference_insert): Likewise.
14555 (vn_reference_insert_pieces): Likewise.
14556 (visit_reference_op_call): Simplify.
14557 (visit_reference_op_load): Likewise.
14558 (visit_reference_op_store): Likewise.
14559 (init_scc_vn): Remove shared_lookup_vuses initialization.
14560 (free_scc_vn): Remove shared_lookup_vuses freeing.
14561 (sort_vuses, sort_vuses_heap): Remove.
14562 (get_ref_from_reference_ops): Export.
14563 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
14564 vector with single vuse pointer.
14565 (vn_reference_lookup_pieces, vn_reference_lookup,
14566 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
14567 (shared_vuses_from_stmt): Remove.
14568 (get_ref_from_reference_ops): Declare.
14569 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
14570 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
14571 memory-tag related code.
14572 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
14573 (likely_value): Add comment, skip static-chain of call statements.
14574 (surely_varying_stmt_p): Adjust.
14575 (gimplify_and_update_call_from_tree): Likewise.
14576 (execute_fold_all_builtins): Do not rebuild alias info.
14577 (gimplify_and_update_call_from_tree): Properly update VOPs.
14578 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
14579 (copy_ref_info): Remove memory-tag related code.
14580 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
14581 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
14582 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
14584 * tree-ssa-dom.c (gimple_p): Remove typedef.
14585 (eliminate_redundant_computations): Adjust.
14586 (record_equivalences_from_stmt): Likewise.
14587 (avail_expr_hash): Likewise.
14588 (avail_expr_eq): Likewise.
14589 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
14590 (stmt_makes_single_load): Likewise.
14591 (stmt_makes_single_store): Likewise.
14592 * tree-ssa-alias.c: Rewrite completely.
14593 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
14594 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
14595 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
14596 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
14597 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
14598 Remove public functions.
14599 (pass_reset_cc_flags): Remove.
14600 (pass_build_alias): Move ...
14601 * tree-ssa-structalias.c (pass_build_alias): ... here.
14602 * tree-ssa-alias.c (may_be_aliased): Move ...
14603 * tree-flow-inline.h (may_be_aliased): ... here.
14604 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
14605 count_uses_and_derefs): Move ...
14606 * gimple.c: ... here.
14607 * gimple.h (count_uses_and_derefs): Declare.
14608 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
14609 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
14610 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
14611 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
14612 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
14613 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
14614 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
14616 * tree-dfa.c (refs_may_alias_p): Move ...
14617 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
14618 * tree-ssa-alias.h: New file.
14619 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
14620 (statement_sink_location): Likewise.
14621 * opts.c (decode_options): Do not adjust max-aliased-vops or
14622 avg-aliased-vops values.
14623 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
14624 (TV_CALL_CLOBBER): Likewise.
14625 (TV_FLOW_SENSITIVE): Likewise.
14626 (TV_FLOW_INSENSITIVE): Likewise.
14627 (TV_MEMORY_PARTITIONING): Likewise.
14628 (TV_ALIAS_STMT_WALK): New timevar.
14629 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
14630 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
14631 (get_address_description): Remove memory-tag related code.
14632 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
14633 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
14634 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
14635 and immediate uses in statements. Document.
14636 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
14637 (dump_symbols): Remove.
14638 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
14639 * alias.c (get_deref_alias_set): New function split out from ...
14640 (get_alias_set): ... here.
14641 * alias.h (get_deref_alias_set): Declare.
14642 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
14643 type parameter. Remove restrict pointer handling. Create a
14644 ref-all pointer in case type-based alias sets do not conflict.
14645 (vect_analyze_data_refs): Remove SMT related code.
14646 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
14647 (vectorizable_load): Likewise.
14648 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
14649 (DR_SYMBOL_TAG, DR_VOPS): Remove.
14650 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
14651 Ignore vops and SMTs.
14652 (dr_analyze_alias): Likewise..
14653 (free_data_ref): Likewise.
14654 (create_data_ref): Likewise.
14655 (analyze_all_data_dependences): Likewise.
14656 (get_references_in_stmt): Adjust.
14657 * tree-flow-inline.h (gimple_aliases_computed_p,
14658 gimple_addressable_vars, gimple_call_clobbered_vars,
14659 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
14660 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
14661 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
14662 gimple_mem_ref_stats): Remove.
14663 (gimple_vop): New function.
14664 (op_iter_next_use): Remove vuses and mayuses cases.
14665 (op_iter_next_def): Remove vdefs case.
14666 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
14667 (clear_and_done_ssa_iter): Do not set removed fields.
14668 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
14669 Assert we are not iterating over vuses or vdefs if not also
14670 iterating over uses or defs.
14671 (op_iter_init_use): Likewise.
14672 (op_iter_init_def): Likewise.
14673 (op_iter_next_vdef): Remove.
14674 (op_iter_next_mustdef): Likewise.
14675 (op_iter_init_vdef): Likewise.
14676 (compare_ssa_operands_equal): Likewise.
14677 (link_use_stmts_after): Handle vuse operand.
14678 (is_call_used): Use is_call_clobbered.
14679 (is_call_clobbered): Global variables are always call clobbered,
14680 query the call-clobbers bitmap.
14681 (mark_call_clobbered): Ignore global variables.
14682 (clear_call_clobbered): Likewise.
14683 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
14684 virtual operands sanity check.
14685 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
14687 (TARGET_MEM_REF): Remove TMR_TAG operand.
14688 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
14689 Remove call-clobber related code.
14690 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
14691 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
14692 partitions or escape reason.
14693 (get_single_def_stmt, get_single_def_stmt_from_phi,
14694 get_single_def_stmt_with_phi): Remove.
14695 (dump_referenced_vars): Tidy.
14696 (get_ref_base_and_extent): Allow bare decls.
14697 (collect_dfa_stats): Adjust.
14698 * graphite.c (rename_variables_in_stmt): Adjust.
14699 (graphite_copy_stmts_from_block): Likewise.
14700 (translate_clast): Likewise.
14701 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
14703 (translate_vuse_through_block): Use the oracle.
14704 (phi_translate_1): Adjust.
14705 (value_dies_in_block_x): Use the oracle. Cache the outcome
14707 (valid_in_sets): Check if the VUSE for
14708 a REFERENCE is available.
14709 (eliminate): Do not remove stmts during elimination,
14710 instead queue and remove them afterwards.
14711 (do_pre): Do not rebuild alias info.
14712 (pass_pre): Run TODO_rebuild_alias before PRE.
14713 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
14714 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
14715 (mark_all_v_defs_stmt): Remove.
14716 (mark_all_v_defs_seq): Adjust.
14717 (sra_replace): Likewise.
14718 (scalarize_use): Likewise.
14719 (scalarize_copy): Likewise.
14720 (scalarize_init): Likewise.
14721 (scalarize_ldst): Likewise.
14722 (todoflags): Remove.
14723 (tree_sra): Do not rebuild alias info.
14724 (tree_sra_early): Adjust.
14725 (pass_sra): Run TODO_update_address_taken before SRA.
14726 * tree-predcom.c (set_alias_info): Remove.
14727 (prepare_initializers_chain): Do not call it.
14728 (mark_virtual_ops_for_renaming): Adjust.
14729 (mark_virtual_ops_for_renaming_list): Remove.
14730 (initialize_root_vars): Adjust.
14731 (initialize_root_vars_lm): Likewise.
14732 (prepare_initializers_chain): Likewise.
14733 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
14734 (may_propagate_copy_into_stmt): Likewise.
14735 (merge_alias_info): Do nothing for now.
14736 (propagate_tree_value_into_stmt): Adjust.
14737 (stmt_may_generate_copy): Likewise.
14738 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
14739 not mark symbols for renaming.
14740 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
14741 with the same statement, make sure to update the new pointed-to one.
14742 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
14743 call statements, do not mark symbols for renaming.
14744 (mark_operand_necessary): Dump something.
14745 (ref_may_be_aliased): New function.
14746 (mark_aliased_reaching_defs_necessary_1): New helper function.
14747 (mark_aliased_reaching_defs_necessary): Likewise.
14748 (mark_all_reaching_defs_necessary_1): Likewise.
14749 (mark_all_reaching_defs_necessary): Likewise.
14750 (propagate_necessity): Do not process virtual PHIs. For
14751 non-aliased loads mark all reaching definitions as necessary.
14752 For aliased loads and stores mark the immediate dominating
14753 aliased clobbers as necessary.
14754 (visited): New global static.
14755 (perform_tree_ssa_dce): Free visited bitmap after propagating
14757 (remove_dead_phis): Perform simple dead virtual PHI removal.
14758 (remove_dead_stmt): Properly unlink virtual operands when
14760 (eliminate_unnecessary_stmts): Schedule PHI removal after
14762 * tree-ssa-ter.c (is_replaceable_p): Adjust.
14763 (process_replaceable): Likewise.
14764 (find_replaceable_in_bb): Likewise.
14765 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
14766 based on the single gimple vop.
14767 (verify_flow_insensitive_alias_info): Remove.
14768 (verify_flow_sensitive_alias_info): Likewise.
14769 (verify_call_clobbering): Likewise.
14770 (verify_memory_partitions): Likewise.
14771 (verify_alias_info): Likewise.
14772 (verify_ssa): Adjust..
14773 (execute_update_addresses_taken): Export. Update SSA
14774 manually. Optimize only when optimizing. Use a local bitmap.
14775 (pass_update_address_taken): Remove TODO_update_ssa, add
14777 (pass_update_address_taken): Just use TODO_update_address_taken.
14778 (init_tree_ssa): Do not initialize addressable_vars.
14779 (verify_ssa): Verify new VUSE / VDEF properties.
14780 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
14781 Do not call verify_alias_info.
14782 (delete_tree_ssa): Clear the VUSE, VDEF operands.
14783 Do not free the loaded and stored syms bitmaps. Reset the escaped
14784 and callused solutions. Do not free addressable_vars.
14785 Remove memory-tag related code.
14786 (warn_uninitialized_var): Aliases are always available.
14787 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
14788 * lambda-code.c (can_put_in_inner_loop): Adjust.
14789 (can_put_after_inner_loop): Likewise.
14790 (perfect_nestify): Likewise.
14791 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
14792 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
14793 (vectorizable_conversion): Do not mark symbols for renaming.
14794 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
14795 (expand_call_inline): Unlink the calls virtual operands before
14797 (tree_function_versioning): Do not call update_ssa if we are not
14798 updating clones. Simplify.
14799 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
14800 (propagate_with_phi): Likewise..
14801 * tree-outof-ssa.c (create_temp): Remove memory tag and call
14802 clobber code. Assert we are not aliased or global.
14803 * tree-flow.h: Include tree-ssa-alias.h
14804 (enum escape_type): Remove.
14805 (struct mem_sym_stats_d): Likewise.
14806 (struct mem_ref_stats_d): Likewise.
14807 (struct gimple_df): Add vop member. Remove global_var,
14808 call_clobbered_vars, call_used_vars, addressable_vars,
14809 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
14810 escaped and callused members.
14811 (struct ptr_info_def): Remove all members, add points-to solution
14813 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
14814 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
14815 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
14816 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
14817 (tree-ssa-alias.o): Likewise.
14818 (toplev.o): Add tree-ssa-alias.h
14819 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
14820 * gimple.c (gimple_set_bb): Fix off-by-one error.
14821 (is_gimple_reg): Do not handle memory tags.
14822 (gimple_copy): Also copy virtual operands.
14823 Delay updating the statement. Do not reset loaded and stored syms.
14824 (gimple_set_stored_syms): Remove.
14825 (gimple_set_loaded_syms): Likewise.
14826 (gimple_call_copy_skip_args): Copy the virtual operands
14827 and mark the new statement modified.
14828 * tree-ssa-structalias.c (may_alias_p): Remove.
14829 (set_uids_in_ptset): Take the alias set to prune with as
14830 parameter. Fold in the alias test of may_alias_p.
14831 (compute_points_to_sets): Compute whether a ptr is dereferenced
14832 in a local sbitmap.
14833 (process_constraint): Deal with &ANYTHING on the lhs, reject all
14834 other ADDRESSOF constraints on the lhs.
14835 (get_constraint_for_component_ref): Assert that we don't get
14836 ADDRESSOF constraints from the base of the reference.
14837 Properly generate UNKNOWN_OFFSET for DEREF if needed.
14838 (struct variable_info): Remove collapsed_to member.
14839 (get_varinfo_fc): Remove.
14840 (new_var_info): Do not set collapsed_to.
14841 (dump_constraint): Do not follow cycles.
14842 (dump_constraint_graph): Likewise.
14843 (build_pred_graph): Likewise.
14844 (build_succ_graph): Likewise.
14845 (rewrite_constraints): Likewise.
14846 (do_simple_structure_copy): Remove.
14847 (do_rhs_deref_structure_copy): Remove.
14848 (do_lhs_deref_structure_copy): Remove.
14849 (collapse_rest_of_var): Remove.
14850 (do_structure_copy): Re-implement.
14851 (pta_stats): New global variable.
14852 (dump_pta_stats): New function.
14853 (struct constraint_expr): Make offset signed.
14854 (UNKNOWN_OFFSET): Define special value.
14855 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
14856 (solution_set_expand): New helper function split out from ...
14857 (do_sd_constraint): ... here.
14858 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
14859 (do_ds_constraint): Likewise.
14860 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
14861 and CALLUSED = *CALLUSED.
14862 (set_union_with_increment): Make inc argument signed.
14863 (type_safe): Remove.
14864 (get_constraint_for_ptr_offset): Handle unknown and negative
14866 (first_vi_for_offset): Handle offsets before start. Bail
14867 out early for offsets beyond the variable extent.
14868 (first_or_preceding_vi_for_offset): New function.
14869 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
14870 Together with ESCAPED = *ESCAPED this properly computes reachability.
14871 (find_what_var_points_to): New function.
14872 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
14873 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
14874 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
14875 pt_solutions_intersect): New functions.
14876 (compute_call_used_vars): Remove.
14877 (compute_may_aliases): New main entry into PTA computation.
14878 * gimple.h (gimple_p): New typedef.
14879 (struct gimple_statement_base): Remove references_memory_p.
14880 (struct gimple_statement_with_memory_ops_base): Remove
14881 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
14883 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
14884 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
14885 gimple_set_references_memory): Remove.
14886 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
14887 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
14889 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
14890 (verify_expr): Allow RESULT_DECL.
14891 (gimple_duplicate_bb): Do not copy virtual operands.
14892 (gimple_duplicate_sese_region): Adjust.
14893 (gimple_duplicate_sese_tail): Likewise.
14894 (mark_virtual_ops_in_region): Remove.
14895 (move_sese_region_to_fn): Do not call it.
14896 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
14897 and pass_simple_dse.
14898 (execute_function_todo): Handle TODO_update_address_taken,
14899 call execute_update_addresses_taken for TODO_rebuild_alias.
14900 (execute_todo): Adjust.
14901 (execute_one_pass): Init dump files early.
14902 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
14904 (create_general_new_stmt): Clear vops.
14905 * tree-ssa-reassoc.c (get_rank): Adjust.
14906 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
14907 symbols for renaming.
14908 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
14909 (PARAM_AVG_ALIASED_VOPS): Likewise.
14910 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
14911 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
14912 * tree-ssa-operands.c: Simplify for new virtual operand representation.
14913 (operand_build_cmp, copy_virtual_operands,
14914 create_ssa_artificial_load_stmt, add_to_addressable_set,
14915 gimple_add_to_addresses_taken): Remove public functions.
14916 (unlink_stmt_vdef): New function.
14918 2009-04-03 Alan Modra <amodra@bigpond.net.au>
14920 * config.gcc (powerpc-*-linux*): Merge variants.
14922 2009-04-02 Chao-ying Fu <fu@mips.com>
14923 James Grosbach <james.grosbach@microchip.com>
14925 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
14926 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
14928 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
14929 keep_interrupts_masked_p, use_debug_exception_return_p.
14930 (mips_attribute_table): Add interrupt, use_shadow_register_set,
14931 keep_interrupts_masked, use_debug_exception_return.
14932 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
14933 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
14935 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
14936 (mips_print_operand): Process COP0 registers to print $0 .. $31
14937 correctly for GAS to process.
14938 (mips_interrupt_extra_call_saved_reg_p): New function.
14939 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
14941 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
14942 (mips_compute_frame_info): Add supports for interrupt context that
14943 includes doubleword accumulators and COP0 registers.
14944 (mips_for_each_saved_acc): New function.
14945 (mips_for_each_saved_gpr_and_fpr): Change the function name from
14946 mips_for_each_saved_reg.
14947 (mips_save_reg): Save accumulators.
14948 (mips_kernel_reg_p): A new for_each_rtx callback.
14949 (mips_expand_prologue): Support interrupt handlers.
14950 (mips_restore_reg): Restore accumulators.
14951 (mips_expand_epilogue): Support interrupt handlers.
14952 (mips_can_use_return_insn): Return false for interrupt handlers.
14953 (mips_epilogue_uses): New function.
14954 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
14955 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
14956 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
14957 cop0_move): New instructions.
14958 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
14959 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
14961 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
14963 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
14964 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
14965 interrupt handlers, we use K0 as the temporary register.
14966 (EPILOGUE_USES): Change to a function call.
14967 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
14968 handlers, we use K0 as the temporary register.
14970 * doc/extend.texi (Function Attributes): Document interrupt,
14971 use_shadow_register_set, keep_interrupts_masked,
14972 use_debug_exception_return for MIPS attributes.
14974 2009-04-03 Alan Modra <amodra@bigpond.net.au>
14976 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
14977 Remove a number of t-files from tmake_file.
14978 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
14979 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
14980 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
14981 target_prototype, not TARGET_PROTOTYPE.
14982 (LINK_OS_GNU_SPEC): Define.
14983 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
14984 and darwin-ldoubdle.c.
14986 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
14989 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
14990 (cpp_options): Ditto.
14991 (default_compilers): Ditto.
14992 (display_help): Ditto.
14993 (process_command): Ditto.
14994 (do_spec_1): Ditto.
14995 (set_input): Use lbasename instead of duplicate code.
14996 (save_temps_prefix): New static for -save-temps=obj.
14997 (save_temps_length): Ditto.
14999 * doc/invoke.texi (-save-temps=obj): Document new variant to
15000 -save-temps switch.
15002 2009-04-02 Jeff Law <law@redhat.com>
15004 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
15007 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
15009 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
15010 * configure: Regenerated.
15012 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
15014 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
15015 share the argument list.
15017 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
15021 2009-02-12 Diego Novillo <dnovillo@google.com>
15023 * varpool.c (debug_varpool): New.
15024 * cgraph.h (debug_varpool): Declare.
15026 2009-04-02 Jan Hubicka <jh@suse.cz>
15028 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
15031 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
15033 * config/i386/i386.c (ix86_abi): Move initialization to ...
15034 (override_options): Here.
15036 2009-04-02 Christian Bruel <christian.bruel@st.com>
15038 * config/sh/sh.c (sh_dwarf_register_span): New function.
15039 (TARGET_DWARF_REGISTER_SPAN): Define.
15040 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
15042 2009-04-02 Ira Rosen <irar@il.ibm.com>
15044 PR tree-optimization/39595
15045 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
15046 interleaved loads group is not greater than the SLP group size.
15048 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
15050 * builtins.c (is_builtin_name): New.
15051 (called_as_built_in): Use is_builtin_name.
15052 * tree.h (is_builtin_name): New.
15053 * varasm.c (incorporeal_function_p): Use is_builtin_name
15055 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
15057 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
15059 2009-04-02 Dodji Seketeli <dodji@redhat.com>
15062 * c-decl.c (clone_underlying_type): Move this ...
15063 * c-common.c (set_underlying_type): ... here.
15064 Also, make sure the function properly sets TYPE_STUB_DECL() on
15065 the newly created typedef variant type.
15066 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
15067 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
15070 2009-04-02 Richard Guenther <rguenther@suse.de>
15072 PR tree-optimization/37221
15073 * tree-flow.h (degenerate_phi_result): Declare.
15074 * tree-ssa-dom.c (degenerate_phi_result): Export.
15075 * tree-scalar-evolution.c (analyze_initial_condition): If
15076 the initial condition is defined by a degenerate PHI node
15077 use the degenerate value.
15079 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
15081 PR rtl-optimization/39588
15082 * combine.c (merge_outer_ops): Do not set the constant when this
15084 (simplify_shift_const_1): Do not modify it either in this case.
15086 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
15088 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
15089 tuning is deprecated if -mtune value is set to an Itanium1 variant.
15091 2009-04-01 Janis Johnson <janis187@us.ibm.com>
15094 * c-lex.c (interpret_float): Default (no suffix) is double.
15096 2009-04-1 Xinliang David Li <davidxl@google.com>
15098 * config/i386/i386.c (legitimate_constant_p): Recognize
15099 all one vector constant.
15101 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15103 * config/vax/vax.c: Add #includes to silence warnings.
15104 Change #include order to silence two warnings.
15106 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15108 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
15109 (ASM_SPEC): Pass -k to the assembler for PIC code.
15111 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15113 * config.gcc: Add vax-*-linux* to the switch.
15114 * config/vax/linux.h: New file. (TARGET_VERSION,
15115 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
15117 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15119 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
15120 Use predicate macros instead of GET_CODE() == foo.
15121 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
15122 ashlsi3, rotrsi3, <unnamed>): Likewise.
15124 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15126 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
15127 jbbccihi, jbbccisi): Remova trailing whitespace.
15128 * config/vax/constraints.md: Likewise.
15129 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
15130 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
15131 * config/vax/predicates.md: Likewise.
15132 * config/vax/vax.c (print_operand_address, vax_output_int_move,
15133 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
15134 * config/vax/vax.h: Likewise.
15135 * config/vax/vax.md (nonlocal_goto): Likewise.
15137 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15139 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
15140 (indirectable_address_p, adjacent_operands_p): Add spaces around
15142 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
15144 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15146 * config/vax/vax.c (legitimate_constant_address_p,
15147 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
15148 index_term_p, reg_plus_index_p, legitimate_address_p,
15149 vax_mode_dependent_address_p): Update comments to match functions
15150 modified by the recent int->bool conversion.
15152 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15154 * config/vax/builtins.md: Update copyright message.
15155 * config/vax/constraints.md: Likewise.
15156 * config/vax/netbsd-elf.h: Likewise.
15157 * config/vax/predicates.md: Likewise.
15158 * config/vax/vax-protos.h: Likewise.
15159 * config/vax/vax.c: Likewise.
15160 * config/vax/vax.h: Likewise.
15161 * config/vax/vax.md: Likewise.
15162 * config/vax/vax.opt: Likewise.
15164 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15166 * config/vax/builtins.md (ffssi2, ffssi2_internal,
15167 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
15168 * config/vax/constraints.md (B, R): Likewise.
15169 * config/vax/predicates.md (external_memory_operand,
15170 nonimmediate_addsub_di_operand): Likewise.
15171 * config/vax/vax.c (vax_output_int_add): Likewise.
15172 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
15173 untyped_call): Likewise.
15175 2009-04-01 Matt Thomas <matt@3am-software.com>
15177 * config/vax/predicates.md: New file.
15178 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
15179 external_const_operand, nonsymbolic_operand, external_memory_operand,
15180 indirect_memory_operand, indexed_memory_operand,
15181 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
15182 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
15184 * config/vax/constraints.md: New file.
15185 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
15187 * config/vax/builtins.md: New file.
15188 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
15189 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
15191 * config/vax/vax.opt (mqmath): Add option.
15192 * config/vax/vax.md (isfx): Extend with DI.
15193 (VAXintQH, VAXintQHSD): Define.
15194 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
15195 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
15196 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
15197 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
15198 (movdi): Update constraints and use vax_output_int_move().
15199 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
15200 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
15201 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
15202 nonlocal_goto): New.
15203 (mov<mode>): Extend accepted operand types.
15204 (subdi3_old): Rename from subdi3, change update constraints and use
15205 a new implementation.
15206 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
15207 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
15208 MOVE_RATIO, CLEAR_RATIO): Define.
15209 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
15210 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
15211 (PRINT_OPERAND): Redefine using a function instead of inlined code.
15212 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
15213 (split_quadword_operands): Make static and really allow variable
15215 (print_operand_address): Update for PIC generation.
15216 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
15217 indexable_address_p, fixup_mathdi_operand,
15218 vax_expand_addsub_di_operands, adjacent_operands_p): New.
15219 (vax_float_literal, legitimate_constant_p,
15220 indirectable_constant_address_p, index_term_p,
15221 reg_plus_index_p): Return bool instead of int.
15222 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
15224 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
15226 (vax_output_conditional_branch): Indent.
15227 (legitimate_constant_address_p, indirectable_constant_address_p,
15228 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
15229 vax_mode_dependent_address_p): Return bool instead of int, update for
15231 * config/vax/vax-protos.h (legitimate_constant_address_p,
15232 legitimate_constant_p, legitimate_address_p,
15233 vax_mode_dependent_address_p): Change declaration to bool.
15234 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
15235 vax_expand_addsub_di_operands, vax_output_int_subtract,
15236 vax_output_movmemsi): Declare.
15237 (split_quadword_operands, vax_float_literal): Delete declaration.
15238 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
15239 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
15240 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
15241 ASM_OUTPUT_DWARF_PCREL): Define.
15242 (ASM_SPEC): Change definition to allow PIC generation.
15244 2009-04-01 Steve Ellcey <sje@cup.hp.com>
15246 * doc/sourcebuild.texi: Update front-end requirements.
15248 2009-04-01 Jakub Jelinek <jakub@redhat.com>
15251 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
15252 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
15253 (booldi3_internal3): Use boolean_or_operator instead of
15256 2009-04-01 Joseph Myers <joseph@codesourcery.com>
15259 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
15260 declarator whose size is not an integer constant expression but
15261 folds to an integer constant, then treat it as a constant
15264 2009-04-01 Richard Guenther <rguenther@suse.de>
15266 * fold-const.c (fold_plusminus_mult_expr): Do not fold
15267 i * 4 + 2 to (i * 2 + 1) * 2.
15269 2009-04-01 Jakub Jelinek <jakub@redhat.com>
15272 * c-parser.c (c_parser_asm_statement): Skip until close paren and
15273 return if c_parser_asm_string_literal returned NULL.
15275 2009-04-01 Nick Clifton <nickc@redhat.com>
15277 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
15279 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
15280 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
15281 other typedefs to avoid conflicts with libgcc2.c. Define labels
15282 to gain 16-bit bit-manipulation functions from libgcc2.c and then
15284 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
15285 to gain 16-bit trapping arithmetic functions from libgcc2.c and
15288 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
15290 * varasm.c (default_function_rodata_section): Declare DOT as
15293 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
15294 Andrey Galkin <agalkin@hypercom.com>
15297 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
15298 Make object_name unique for each process.
15300 2009-04-01 Jakub Jelinek <jakub@redhat.com>
15303 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
15304 addressable variables in the parallel that could go out of scope while
15305 running queued tasks.
15307 2009-04-01 Anatoly Sokolov <aesok@post.ru>
15309 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
15310 (CASE_VALUES_THRESHOLD): Redefine.
15311 * config/avr/avr.c (avr_override_options): Remove initialization of
15312 avr_case_values_threshold variable.
15313 (avr_case_values_threshold): Remove variable. Add new function.
15314 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
15315 * config/avr/avr.opt (mno-tablejump): Remove option.
15316 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
15318 2009-04-01 DJ Delorie <dj@redhat.com>
15320 * varasm.c (default_function_rodata_section): Don't assume
15321 anything about where the first '.' in the section name is.
15323 2009-04-01 Alan Modra <amodra@bigpond.net.au>
15325 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
15326 rs6000_emit_stack_tie.
15328 2009-03-31 Ian Lance Taylor <iant@google.com>
15330 * tree-eh.c (tree_remove_unreachable_handlers): Compare
15331 gimple_code with GIMPLE_RESX, not RESX.
15333 2009-03-31 Joseph Myers <joseph@codesourcery.com>
15335 * c-common.c (c_get_ident): New.
15336 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
15338 2009-04-01 Ben Elliston <bje@au.ibm.com>
15340 * config/rs6000/sysv4.opt (msdata): Improve option description.
15342 2009-03-31 Steve Ellcey <sje@cup.hp.com>
15344 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
15345 (divdf3_internal_lat): Remove.
15346 (divxf3_internal_lat): Remove.
15347 (divxf3_internal_thr): Remove.
15348 (divxf): Use divxf3_internal.
15349 * config/ia64/div.md (divsf3_internal_lat): New.
15350 (divdf3_internal_lat): New.
15351 (divxf3_internal): New.
15353 2009-03-31 Joseph Myers <joseph@codesourcery.com>
15356 * Makefile.in (USE_GCC_STDINT): Define.
15357 (stmp-int-hdrs): Install stdint.h if applicable.
15358 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
15360 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
15361 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
15362 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
15363 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
15364 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
15365 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
15366 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
15367 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
15368 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
15369 (c_common_nodes_and_builtins): Initialize
15370 underlying_wchar_type_node. Do not initialize
15371 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
15372 nodes for new types.
15373 (c_stddef_cpp_builtins): Define macros for new types.
15374 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
15376 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
15377 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
15378 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
15379 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
15380 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
15381 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
15382 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
15383 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
15384 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
15385 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
15386 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
15387 int16_type_node, int32_type_node, int64_type_node,
15388 uint8_type_node, uint16_type_node, c_uint32_type_node,
15389 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
15390 int_least32_type_node, int_least64_type_node,
15391 uint_least8_type_node, uint_least16_type_node,
15392 uint_least32_type_node, uint_least64_type_node,
15393 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
15394 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
15395 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
15396 uintptr_type_node): Define.
15397 * c-cppbuiltin.c (builtin_define_constants,
15398 builtin_define_type_minmax): New.
15399 (builtin_define_stdint_macros): Define more macros.
15400 (c_cpp_builtins): Define more limit macros.
15401 (type_suffix): New.
15402 (builtin_define_type_max): Define in terms of
15403 builtin_define_type_minmax. Remove is_long parameter. All
15405 * config.gcc (use_gcc_stdint): Define.
15406 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
15407 Add newlib-stdint.h for generic targets.
15408 * config/glibc-stdint.h, config/newlib-stdint.h,
15409 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
15410 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
15411 * config/score/score.h (UINTPTR_TYPE): Define.
15412 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
15413 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
15414 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
15415 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
15416 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
15417 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
15418 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
15419 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
15420 * config/spu/spu.h (STDINT_LONG32): Define.
15421 * configure.ac (use_gcc_stdint): Substitute.
15422 * configure: Regenerate.
15423 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
15424 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
15425 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
15426 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
15427 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
15428 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
15429 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
15430 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
15431 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
15432 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
15433 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
15434 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
15435 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
15436 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
15437 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
15438 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
15439 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
15440 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
15441 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
15442 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
15443 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
15444 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
15445 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
15446 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
15447 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
15448 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
15449 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
15450 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
15451 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
15453 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
15455 * loop-iv.c (suitable_set_for_replacement): Renamed from
15456 simplify_using_assignment; changed to return bool and to accept new
15457 args DEST and SRC. Return true iff we find a source/destination pair
15458 that can be used to make a replacement, and fill SRC and DEST if so.
15459 Remove arg ALTERED. Don't deal with altered regs here. All callers
15461 (simplify_using_initial_values): Deal with altered regs here and track
15462 more precisely the effect they have on the validity of our expression.
15464 * loop-iv.c (simplify_using_condition): A condition of the form
15465 (EQ REG CONST) can be used to simply make a substitution.
15466 (simplify_using_initial_values): Keep track of conditions we have seen
15467 and keep using them to simplify new expressions, while applying the
15468 same substitutions to them as to the expression.
15470 * simplify-rtx.c (simplify_relational_operation_1): Simplify
15471 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
15474 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
15475 changed. Use this when trying to improve the upper bound.
15476 Generate the comparison by using simplify_gen_relational.
15478 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
15480 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
15482 (simplify_using_assignment, simplify_using_initial_values): Call
15483 replace_in_expr to make replacements. Call replace_single_def_regs
15484 once on the initial version of the expression.
15486 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15489 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
15491 2009-03-31 Richard Guenther <rguenther@suse.de>
15493 PR middle-end/31029
15494 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
15495 equality comparisons. Fold C - X CMP X if C % 2 == 1.
15497 2009-03-31 Richard Guenther <rguenther@suse.de>
15499 * tree.h (div_if_zero_remainder): Declare.
15500 * fold-const.c (div_if_zero_remainder): Export.
15501 * tree-ssa-forwprop.c
15502 (forward_propagate_addr_into_variable_array_index): Handle
15503 constant array index addition outside of the variable index.
15505 2009-03-31 Joseph Myers <joseph@codesourcery.com>
15508 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
15509 define_splits, floatunssi<mode>2): Require x87 conversions from
15510 DImode to be permitted.
15512 2009-03-31 Joseph Myers <joseph@codesourcery.com>
15514 PR preprocessor/15638
15515 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
15517 2009-03-31 Richard Guenther <rguenther@suse.de>
15519 PR middle-end/23401
15520 PR middle-end/27810
15521 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
15522 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
15523 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
15524 a separate statement.
15525 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
15526 (lookup_tmp_var): Likewise.
15527 (is_gimple_formal_tmp_or_call_rhs): Remove.
15528 (is_gimple_reg_or_call_rhs): Rename to ...
15529 (is_gimple_reg_rhs_or_call): ... this.
15530 (is_gimple_mem_or_call_rhs): Rename to ...
15531 (is_gimple_mem_rhs_or_call): ... this.
15532 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
15533 DECL_GIMPLE_REG_P only if is_formal is true.
15534 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
15535 for non-proper post-modify expression gimplification.
15536 (gimplify_self_mod_expr): For post-modify expressions gimplify
15537 the lvalue to a minimal lvalue.
15538 (rhs_predicate_for): Remove formal temp case.
15539 (gimplify_modify_expr_rhs): Likewise.
15540 (gimplify_addr_expr): Use is_gimple_reg.
15541 (gimplify_expr): Remove formal temp cases.
15542 (gimple_regimplify_operands): Likewise.
15543 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
15544 and FILTER_EXPR like constants.
15545 * gimple.c (walk_gimple_op): Fix val_only initialization, use
15547 (is_gimple_formal_tmp_rhs): Remove.
15548 (is_gimple_reg_rhs): Remove special casing.
15549 (is_gimple_mem_rhs): Fix.
15550 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
15551 (is_gimple_formal_tmp_var): Remove.
15552 (is_gimple_formal_tmp_reg): Likewise.
15553 (is_gimple_min_lval): Allow invariant component ref parts.
15554 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
15555 is_gimple_formal_tmp_reg): Remove declarations.
15556 * tree-cfg.c (verify_expr): Verify that variables with address
15557 taken do not have DECL_GIMPLE_REG_P set.
15558 * tree-mudflap.c (mf_build_check_statement_for): Use
15559 force_gimple_operand instead of gimplify_expr.
15561 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
15563 * modulo-sched.c (sms_schedule_by_order): Pass the actual
15564 schedulable rows to compute_split_row.
15566 2009-03-31 Ben Elliston <bje@au.ibm.com>
15569 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
15572 2009-03-31 Alan Modra <amodra@bigpond.net.au>
15574 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
15575 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
15576 * configure: Regenerate.
15577 * config.in: Regenerate.
15578 * config/rs6000/rs6000.opt (mtls-markers): Add.
15579 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
15580 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
15581 (tls_ld_aix, tls_ld_sysv): Likewise.
15582 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
15583 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
15585 2009-03-31 Alan Modra <amodra@bigpond.net.au>
15587 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
15589 2009-03-30 Jan Hubicka <jh@suse.cz>
15591 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
15593 (tree_remove_unreachable_handlers): Cleanup EH predecestor
15594 detection and label handling.
15596 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
15598 * ira-int.h (ira_allocno): Rename left_conflicts_num to
15599 left_conflicts_size.
15600 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
15601 ALLOCNO_LEFT_CONFLICTS_SIZE.
15603 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
15604 remove_allocno_from_bucket_and_push,
15605 allocno_spill_priority_compare, push_allocnos_to_stack,
15606 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
15607 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
15608 (setup_allocno_left_conflicts_num): Ditto. Rename to
15609 setup_allocno_left_conflicts_size.
15610 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
15611 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
15612 setup_allocno_left_conflicts_size instead of
15613 setup_allocno_left_conflicts_num.
15615 * ira-build.c (ira_create_allocno): Use
15616 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
15617 ALLOCNO_LEFT_CONFLICTS_NUM.
15619 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
15621 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
15622 instead of DF_LR_OUT.
15624 * ira-lives.c (process_bb_node_lives): Ditto.
15626 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
15627 instead of DF_LR_{OUT,IN}.
15629 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
15631 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
15633 2009-03-30 Jan Hubicka <jh@suse.cz>
15635 * except.c (label_to_region_map): Fix thinko.
15637 2009-03-30 Steve Ellcey <sje@cup.hp.com>
15639 PR middle-end/38237
15640 * tree.h (tree_find_value): New declaration.
15641 * tree.c (tree_find_value): New function.
15642 * varasm.c (assemble_external): Avoid duplicate entries on lists.
15644 2009-03-30 Jakub Jelinek <jakub@redhat.com>
15647 * c-decl.c (struct c_binding): Add locus field.
15648 (bind): Add locus argument, set locus field from it.
15649 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
15650 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
15651 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
15652 implicitly_declare, undeclared_variable, lookup_label,
15653 declare_label, c_make_fname_decl, c_builtin_function,
15654 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
15657 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
15660 * config/i386/i386.c (classify_argument): Check total size of
15663 2009-03-30 Martin Jambor <mjambor@suse.cz>
15665 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
15666 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
15667 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
15670 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
15671 seen_variable_array_ref while also traversing a union.
15673 * tree-inline.c (optimize_inline_calls): Do not call
15674 cgraph_node_remove_callees.
15675 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
15676 (pass_remove_cgraph_callee_edges): New variable.
15677 * passes.c (init_optimization_passes): Add
15678 pass_remove_cgraph_callee_edges after early inlining and before all
15679 late intraprocedural passes.
15681 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
15683 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15685 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
15686 Fix typos in names.
15688 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15690 * combine.c (simplify_comparison): Use have_insn_for.
15691 * dojump.c (do_jump): Likewise.
15693 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15695 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
15696 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
15697 sparc_compare_op0 like sparc_compare_emitted used to be handled.
15698 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
15699 instead of sparc_compare_emitted.
15700 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
15701 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
15702 instead of sparc_compare_emitted.
15704 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15706 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
15707 enter/exit cfglayout mode.
15708 (pass_partition_block): Require it.
15709 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
15710 (combine_instructions): Track basic blocks instead of labels.
15711 (update_cfg_for_uncondjump): New.
15712 (try_combine): Use it. Update jumps after rescanning.
15713 (pass_combine): Require PROP_cfglayout.
15714 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
15716 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15718 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
15719 Provide/destroy PROP_cfglayout respectively.
15720 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
15721 * tree-pass.h (PROP_cfglayout): New.
15723 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15725 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
15726 fold_convert_const_fixed_from_fixed,
15727 fold_convert_const_fixed_from_int,
15728 fold_convert_const_fixed_from_real, fold_negate_const): Do not
15729 set TREE_CONSTANT_OVERFLOW.
15730 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
15731 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
15733 2009-03-30 Ira Rosen <irar@il.ibm.com>
15735 * tree-vect-loop-manip.c: New file.
15736 * tree-vectorizer.c: Update documentation and included files.
15737 (vect_loop_location): Make extern.
15738 (rename_use_op): Move to tree-vect-loop-manip.c
15739 (rename_variables_in_bb, rename_variables_in_loop,
15740 slpeel_update_phis_for_duplicate_loop,
15741 slpeel_update_phi_nodes_for_guard1,
15742 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
15743 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
15744 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
15745 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
15746 find_loop_location): Likewise.
15747 (new_stmt_vec_info): Move to tree-vect-stmts.c.
15748 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
15749 get_vectype_for_scalar_type, vect_is_simple_use,
15750 supportable_widening_operation, supportable_narrowing_operation):
15752 (bb_in_loop_p): Move to tree-vect-loop.c.
15753 (new_loop_vec_info, destroy_loop_vec_info,
15754 reduction_code_for_scalar_code, report_vect_op,
15755 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
15756 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
15757 (vect_supportable_dr_alignment): Likewise.
15758 * tree-vectorizer.h (tree-data-ref.h): Include.
15759 (vect_loop_location): Declare.
15760 Reorganize function declarations according to the new file structure.
15761 * tree-vect-loop.c: New file.
15762 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
15763 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
15764 * tree-vect-data-refs.c: New file.
15765 * tree-vect-patterns.c (timevar.h): Don't include.
15766 * tree-vect-stmts.c: New file.
15767 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
15768 tree-vect-slp.c, tree-vect-loop.c.
15769 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
15770 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
15771 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
15772 (tree-vect-analyze.o): Remove.
15773 (tree-vect-transform.o): Likewise.
15774 (tree-vect-data-refs.o): Add rule.
15775 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
15776 tree-vect-slp.o): Likewise.
15777 (tree-vect-patterns.o): Remove redundant dependencies.
15778 (tree-vectorizer.o): Likewise.
15779 * tree-vect-slp.c: New file.
15781 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15783 * optc-gen.awk: Warn if an option flag has multiple different
15786 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
15788 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
15789 -floop-block): Document dependences on PPL, CLooG and Graphite.
15791 2009-03-30 Joseph Myers <joseph@codesourcery.com>
15793 PR rtl-optimization/323
15794 * c-common.c (c_fully_fold, convert_and_check,
15795 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
15796 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
15797 * c-common.def (EXCESS_PRECISION_EXPR): New.
15798 * c-cppbuiltin.c (builtin_define_float_constants): Define
15799 constants with enough digits for long double.
15800 * c-lex.c (interpret_float): Interpret constant with excess
15801 precision where appropriate.
15802 * c-opts.c (c_common_post_options): Set
15803 flag_excess_precision_cmdline. Give an error for
15804 -fexcess-precision=standard for C++ for processors where the
15805 option is significant.
15806 * c-parser.c (c_parser_conditional_expression): Handle excess
15807 precision in condition.
15808 * c-typeck.c (convert_arguments): Handle arguments with excess
15810 (build_unary_op): Move excess precision outside operation.
15811 (build_conditional_expr): Likewise.
15812 (build_compound_expr): Likewise.
15813 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
15814 (build_modify_expr): Handle excess precision in RHS.
15815 (convert_for_assignment): Handle excess precision in converted
15817 (digest_init, output_init_element, process_init_element): Handle
15818 excess precision in initializer.
15819 (c_finish_return): Handle excess precision in return value.
15820 (build_binary_op): Handle excess precision in operands and add
15821 excess precision as needed for operation.
15822 * common.opt (-fexcess-precision=): New option.
15823 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
15824 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
15825 For standard excess precision, output explicit conversion to and
15826 truncation from XFmode.
15827 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
15828 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
15829 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
15830 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
15831 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
15832 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
15833 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
15834 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
15835 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
15836 define_splits, sqrt<mode>2): Disable where appropriate for
15837 standard excess precision.
15838 * convert.c (convert_to_real): Do not shorten arithmetic to type
15839 for which excess precision would be used.
15840 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
15841 * doc/invoke.texi (-fexcess-precision=): Document option.
15842 (-mfpmath=): Correct index entry.
15843 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
15844 flag_excess_precision): New.
15845 * langhooks.c (lhd_post_options): Set
15846 flag_excess_precision_cmdline.
15847 * opts.c (common_handle_option): Handle -fexcess-precision=.
15848 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
15849 init_excess_precision): New.
15850 (lang_dependent_init_target): Call init_excess_precision.
15851 * tree.c (excess_precision_type): New.
15852 * tree.h (excess_precision_type): Declare.
15854 2009-03-30 Joseph Myers <joseph@codesourcery.com>
15857 * c-typeck.c (build_component_ref): Do not copy qualifiers from
15858 non-lvalue to component.
15860 2009-03-29 Joseph Myers <joseph@codesourcery.com>
15862 PR preprocessor/34695
15863 * Makefile.in (c-opts.o): Depend on c-tree.h.
15864 * c-common.c: Move down include of diagnostic.h.
15865 (done_lexing, c_cpp_error): New.
15866 * c-common.h (done_lexing): Declare.
15867 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
15869 * c-opts.c: Include c-tree.h.
15870 (c_common_init_options): Set preprocessor error callback.
15871 (c_common_handle_option): Do not set preprocessor
15872 inhibit_warnings, warnings_are_errors, warn_system_headers,
15873 pedantic_errors or inhibit_warnings flags.
15874 (c_common_post_options): Do not check cpp_errors (parse_in).
15875 (c_common_finish): Do not output dependencies if there were
15876 errors. Do not check return value of cpp_finish.
15877 * c-ppoutput.c (pp_file_change): Set input_location.
15878 * c-tree.h (c_cpp_error): Declare.
15879 * diagnostic.c (diagnostic_set_info_translated): Also initialize
15881 (diagnostic_build_prefix): Check override_column.
15882 * diagnostic.h (diagnostic_info): Add override_column field.
15883 (diagnostic_override_column): Define.
15885 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
15887 * c-common.c (c_expand_expr, c_staticp): Remove.
15888 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
15889 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
15890 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
15891 * c-gimplify.c (gimplify_compound_literal_expr,
15892 optimize_compound_literals_in_ctor): Remove.
15893 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
15894 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
15895 * c-semantics.c (emit_local_var): Remove.
15897 * langhooks-def.h (lhd_expand_expr): Remove.
15898 * langhooks.c (lhd_expand_expr): Remove.
15899 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
15901 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
15902 handling from c-semantics.c; don't call into langhook.
15903 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
15904 * gimplify.c (gimplify_compound_literal_expr,
15905 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
15906 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
15907 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
15908 as was done in c-gimplify.c.
15909 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
15910 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
15911 Move from c-common.h.
15912 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
15914 * tree.c (staticp): Do not call langhook.
15915 * langhooks.c (lhd_staticp): Delete.
15916 * langhooks-def.h (lhd_staticp): Delete prototype.
15917 (LANG_HOOKS_STATICP): Delete.
15918 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
15920 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
15921 instead of DECL_STMTs.
15923 2009-03-29 Joseph Myers <joseph@codesourcery.com>
15931 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
15933 (fold_call_expr): Return a NOP_EXPR from folding rather than the
15934 contained expression.
15935 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
15936 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
15937 conditional expressions for C.
15938 (decl_constant_value_for_optimization): Move from
15939 decl_constant_value_for_broken_optimization in c-typeck.c. Check
15940 whether optimizing and that the expression is a VAR_DECL not of
15941 array type instead of doing such checks in the caller. Do not
15942 check pedantic. Call gcc_unreachable for C++.
15943 * c-common.def (C_MAYBE_CONST_EXPR): New.
15944 * c-common.h (c_fully_fold, c_save_expr,
15945 decl_constant_value_for_optimization): New prototypes.
15946 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
15947 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
15948 EXPR_INT_CONST_OPERANDS): Define.
15949 * c-convert.c (convert): Strip nops from expression.
15950 * c-decl.c (groktypename): Take extra parameters expr and
15951 expr_const_operands. Update call to grokdeclarator.
15952 (start_decl): Update call to grokdeclarator. Add statement for
15953 expressions used in type of decl.
15954 (grokparm): Update call to grokdeclarator.
15955 (push_parm_decl): Update call to grokdeclarator.
15956 (build_compound_literal): Add parameter non_const and build a
15957 C_MAYBE_COSNT_EXPR if applicable.
15958 (grokdeclarator): Take extra parameters expr and
15959 expr_const_operands. Track expressions used in declaration
15960 specifiers and declarators. Fold array sizes and track whether
15961 they are constant expressions and whether they are integer
15962 constant expressions.
15963 (parser_xref_tag): Set expr and expr_const_operands fields in
15965 (grokfield): Update call to grokdeclarator.
15966 (start_function): Update call to grokdeclarator.
15967 (build_null_declspecs): Set expr and expr_const_operands fields in
15969 (declspecs_add_type): Handle expressions in typeof specifiers.
15970 * c-parser.c (c_parser_declspecs): Set expr and
15971 expr_const_operands fields for declaration specifiers.
15972 (c_parser_enum_specifier): Likewise.
15973 (c_parser_struct_or_union_specifier): Likewise.
15974 (c_parser_typeof_specifier): Likewise. Update call to
15975 groktypename. Fold expression as needed. Return expressions with
15976 type instead of adding statements.
15977 (c_parser_attributes): Update calls to c_parser_expr_list.
15978 (c_parser_statement_after_labels): Fold expression before passing
15979 to objc_build_throw_stmt.
15980 (c_parser_condition): Fold expression.
15981 (c_parser_asm_operands): Fold expression.
15982 (c_parser_conditional_expression): Use c_save_expr. Update call
15983 to build_conditional_expr.
15984 (c_parser_alignof_expression): Update call to groktypename.
15985 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
15986 original_code. Fold expression argument of va_arg. Create
15987 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
15988 argument to va_arg. Update calls to groktypename. Fold array
15989 index for offsetof. Verify that first argument to
15990 __builtin_choose_expr has integer type.
15991 (c_parser_postfix_expression_after_paren_type): Update calls to
15992 groktypename and build_compound_literal. Handle expressions with
15993 side effects in type name.
15994 (c_parser_postfix_expression_after_primary): Update call to
15995 c_parser_expr_list. Set original_code for calls to
15996 __builtin_constant_p.
15997 (c_parser_expr_list): Take extra parameter fold_p. Fold
15998 expressions if requested.
15999 (c_parser_objc_type_name): Update call to groktypename.
16000 (c_parser_objc_synchronized_statement): Fold expression.
16001 (c_parser_objc_receiver): Fold expression.
16002 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
16003 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
16004 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
16005 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
16006 (struct c_typespec): Add elements expr and expr_const_operands.
16007 (struct c_declspecs): Add elements expr and expr_const_operands.
16008 (groktypename, build_conditional_expr, build_compound_literal):
16010 (in_late_binary_op): Declare.
16011 * c-typeck.c (note_integer_operands): New function.
16012 (in_late_binary_op): New variable.
16013 (decl_constant_value_for_broken_optimization): Move to c-common.c
16014 and rename to decl_constant_value_for_optimization.
16015 (default_function_array_conversion): Do not strip nops.
16016 (default_conversion): Do not call
16017 decl_constant_value_for_broken_optimization.
16018 (build_array_ref): Do not fold result.
16019 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
16020 result when operand is a VLA.
16021 (c_expr_sizeof_type): Update call to groktypename. Handle
16022 expressions included in type name. Use C_MAYBE_CONST_EXPR for
16023 result when operand names a VLA type.
16024 (build_function_call): Update call to build_compound_literal.
16025 Only fold result for calls to __builtin_* functions. Strip
16026 NOP_EXPR from INTEGER_CST returned from such functions. Fold
16027 the function designator.
16028 (convert_arguments): Fold arguments. Update call to
16029 convert_for_assignment.
16030 (build_unary_op): Handle increment and decrement of
16031 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
16032 decrement earlier. Fold operand of increment and decrement.
16033 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
16034 built for integer operand. Wrap returns that are INTEGER_CSTs
16035 without being integer constant expressions or that have integer
16036 constant operands without being INTEGER_CSTs.
16037 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
16038 (build_conditional_expr): Add operand ifexp_bcp. Track whether
16039 result is an integer constant expression or can be used in
16040 unevaluated parts of one and avoid folding and wrap as
16041 appropriate. Fold operands before possibly doing -Wsign-compare
16043 (build_compound_expr): Wrap result for C99 if operands can be used
16044 in integer constant expressions.
16045 (build_c_cast): Update call to digest_init. Do not ignore
16046 overflow from casting floating-point constants to integers. Wrap
16047 results that could be confused with integer constant expressions,
16048 null pointer constants or floating-point constants.
16049 (c_cast_expr): Update call to groktypename. Handle expressions
16050 included in type name.
16051 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
16052 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
16053 Update calls to convert_for_assignment.
16054 (convert_for_assignment): Take new parameter
16055 null_pointer_constant. Do not strip nops or call
16056 decl_constant_value_for_broken_optimization. Set
16057 in_late_binary_op for conversions to boolean.
16058 (store_init_value): Update call to digest_init.
16059 (digest_init): Take new parameter null_pointer_constant. Do not
16060 call decl_constant_value_for_broken_optimization. pedwarn for
16061 initializers not constant expressions. Update calls to
16062 convert_for_assignment.
16063 (constructor_nonconst): New.
16064 (struct constructor_stack): Add nonconst element.
16065 (really_start_incremental_init, push_init_level, pop_init_level):
16066 Handle constructor_nonconst and nonconst element.
16067 (set_init_index): Call constant_expression_warning for array
16069 (output_init_element): Fold value. Set constructor_nonconst as
16070 applicable. pedwarn for initializers not constant expressions.
16071 Update call to digest_init. Call constant_expression_warning
16072 where constant initializers are required.
16073 (process_init_element): Use c_save_expr.
16074 (c_finish_goto_ptr): Fold expression.
16075 (c_finish_return): Fold return value. Update call to
16076 convert_for_assignment.
16077 (c_start_case): Fold switch expression.
16078 (c_process_expr_stmt): Fold expression.
16079 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
16080 ensure statement expression is not evaluated in constant expression.
16081 (build_binary_op): Track whether results are integer constant
16082 expressions or may occur in such, disable folding and wrap results
16083 as applicable. Fold operands for -Wsign-compare warnings unless
16085 (c_objc_common_truthvalue_conversion): Handle results folded to
16086 integer constants that are not integer constant expressions.
16087 * doc/extend.texi: Document when typeof operands are evaluated,
16088 that condition of __builtin_choose_expr is an integer constant
16089 expression, and more about use of __builtin_constant_p in
16092 2009-03-29 Richard Guenther <rguenther@suse.de>
16094 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
16095 propagate addresses of array references.
16097 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
16099 * regmove.c (perhaps_ends_bb_p): Remove.
16100 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
16101 from INSN and check that the main loop stays within that basic block.
16102 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
16103 (regmove_forward_pass): Split out from regmove_optimize. Use
16104 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
16105 (regmove_backward_pass): Split out from regmove_optimize. Use
16106 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
16107 (regmove_optimize): Simplify.
16109 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
16112 * config/i386/i386.c (classify_argument): Ignore flexible array
16113 member in struct and warn ABI change.
16115 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
16117 * config/i386/i386-protos.h (ix86_agi_dependent): New.
16119 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
16120 (ix86_adjust_cost): Updated.
16122 2009-03-29 Jan Hubicka <jh@suse.cz>
16124 PR middle-end/28850
16125 * tree-pass.h (pass_cleanup_eh): New function.
16126 (remove_unreachable_regions): Break code handling RTL
16127 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
16128 that can not be reached by runtime.
16129 (can_be_reached_by_runtime): New function.
16130 (label_to_region_map): New function.
16131 (num_eh_regions): New function.
16132 (rtl_remove_unreachable_regions): New function.
16133 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
16134 (remove_eh_region): New function.
16135 * except.h: Include sbitmap and vecprim.
16136 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
16137 num_eh_regions): Declare.
16138 * passes.c (init_optimization_passes): Schedule cleanup_eh.
16139 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
16140 * tree-eh.c (tree_remove_unreachable_handlers): New function.
16141 (tree_empty_eh_handler_p): New function.
16142 (cleanup_empty_eh): New function.
16143 (cleanup_eh): New function.
16144 (pass_cleanup_eh): New function.
16146 2009-03-29 Jan Hubicka <jh@suse.cz>
16148 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
16149 for removed regions.
16151 2009-03-29 Jan Hubicka <jh@suse.cz>
16153 * except.c (dump_eh_tree): Dump all datastructures.
16155 2009-03-29 Jan Hubicka <jh@suse.cz>
16157 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
16158 (duplicate_eh_regions_1): Likewise.
16159 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
16160 vector; call EH verification.
16161 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
16162 Be ready for region being removed.
16164 2009-03-29 Jan Hubicka <jh@suse.cz>
16166 * bitmap.c (bitmap_last_set_bit): New function.
16167 * bitmap.h (bitmap_last_set_bit): Declare.
16169 2009-03-29 David Ayers <ayers@fsfe.org>
16172 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
16173 by calling objc_compare_types and surpress warnings about
16174 incompatible C pointers that are compatible ObjC pointers.
16176 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
16178 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
16179 call initialize_inline_failed.
16180 (initialize_inline_failed): Move it from here ...
16181 * cgraph.c (initialize_inline_failed): ... to here.
16182 (cgraph_create_edge): Call initialize_inline_failed rather than
16183 setting inline_failed directly.
16185 2009-03-29 Ben Elliston <bje@au.ibm.com>
16188 * sysv4.opt (msdata): Improve comment.
16189 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
16190 * sysv4.h (SVR4_ASM_SPEC): Likewise.
16192 2009-03-29 Ben Elliston <bje@au.ibm.com>
16195 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
16196 load and store attributes.
16198 2009-03-29 Ben Elliston <bje@au.ibm.com>
16200 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
16201 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
16202 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
16203 * doc/extend.texi (X86 Built-in Functions): Add index entries for
16204 __builtin_infq and __builtin_huge_valq.
16206 2009-03-28 Anatoly Sokolov <aesok@post.ru>
16208 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
16210 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16211 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
16213 2009-03-28 Xinliang David Li <davidxl@google.com>
16215 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
16216 (do_dbg_cnt): New function.
16218 2009-03-28 Jan Hubicka <jh@suse.cz>
16220 Merge from pretty-ipa:
16222 2009-03-27 Jan Hubicka <jh@suse.cz>
16224 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
16225 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
16226 * passes.c (function_called_by_processed_nodes_p): New.
16227 * ipa-pure-const.c (check_call): Fix handling of operands.
16228 (analyze_function): Dump debug output for skipped bodies.
16229 (local_pure_const): Use function_called_by_processed_nodes_p.
16230 * dwarf2out.c (reference_to_unused): Use output.
16231 * passes.c (do_per_function_toporder): Likewise.
16233 2008-11-12 Jan Hubicka <jh@suse.cz>
16235 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
16236 * ipa-pure-const.c (funct_state_d): Add can throw field; make
16237 state_set_in_source enum
16238 (check_decl): Ignore memory tags; do not set fake looping flags;
16240 (check_operand, check_tree, check_rhs_var, check_lhs_var,
16241 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
16242 (check_call, analyze_function): Rewrite.
16244 (add_new_function): Update call of analyze_function.
16245 (generate_summary): Add call of analyze_function.
16246 (propagate): Propagate can_throw; handle state_set_in_source correctly.
16247 (local_pure_const): New function.
16248 (pass_local_pure_const): New pass.
16249 * ipa-inline.c (inline_transform): Set after_inlining.
16250 * tree-eh.c (stmt_can_throw_external): New.
16251 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
16252 work with aliasing built.
16253 * tree-flow.h (stmt_can_throw_external): New.
16254 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
16255 and local pure/const pass in early and late optimization queue.
16257 2009-03-28 Martin Jambor <mjambor@suse.cz>
16259 * fold-const.c (get_pointer_modulus_and_residue): New parameter
16261 (fold_binary): Allow function decl aligment consideration is the
16262 second argument is integer constant one.
16263 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
16264 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
16265 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
16267 2009-03-28 Jan Hubicka <jh@suse.cz>
16269 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
16270 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
16271 * function.h (rtl_data): Add nothrow flag.
16272 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
16273 set DECL_NOTHROW for AVAILABLE functions.
16275 2009-03-28 Jakub Jelinek <jakub@redhat.com>
16277 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
16278 following vector keyword has expansion starting with pixel or bool
16279 keyword, expand vector to __vector and pixel or bool to __pixel or
16283 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
16284 warn_if_disallowed_function_p): Removed.
16285 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
16286 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
16287 warning_if_disallowed_function_p.
16288 * flags.h (warn_if_disallowed_function_p,
16289 warn_disallowed_functions): Removed.
16290 * common.opt (Wdisallowed-function-list=): Removed.
16291 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
16293 2009-03-28 Richard Guenther <rguenther@suse.de>
16295 PR tree-optimization/38723
16296 * tree-ssa-pre.c (compute_avail): Add all default definitions to
16299 2009-03-28 Jan Hubicka <jh@suse.cz>
16301 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
16302 test introduced by my previous patch.
16304 2009-03-28 Richard Guenther <rguenther@suse.de>
16306 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
16307 the PHIs value undefined.
16309 2009-03-28 Jan Hubicka <jh@suse.cz>
16311 * tree-pass.h (pass_fixup_cfg): New pass.
16312 * ipa-inline.c (inline_transform): Set
16313 always_inline_functions_inlined/after_inlining.
16314 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
16315 (pass_fixup_cfg): New pass.
16316 * passes.c (init_optimization_passes): Add fixup_cfg.
16318 2009-03-28 Richard Guenther <rguenther@suse.de>
16320 PR tree-optimization/38458
16321 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
16322 argument use the arguments copy-of value.
16324 2009-03-28 Richard Guenther <rguenther@suse.de>
16326 PR tree-optimization/38180
16327 * tree-ssa-ccp.c (get_default_value): Simplify.
16328 (likely_value): Likewise.
16329 (surely_varying_stmt_p): Properly handle VOP case.
16330 (ccp_initialize): Likewise.
16331 (ccp_fold): Handle propagating through *&.
16332 (fold_const_aggregate_ref): Also handle decls.
16334 2009-03-28 Jan Hubicka <jh@suse.cz>
16336 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
16337 * cgraph.h (cgraph_node): Likewise.
16338 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
16339 (cgraph_reset_node): Use process flag.
16340 (cgraph_mark_functions_to_output): Likewise.
16341 (cgraph_expand_function): Likewise.
16342 (cgraph_expand_all_functions): Likewise.
16343 (cgraph_output_in_order): Likewise.
16344 * dwarf2out.c (reference_to_unused): Likewise.
16345 * passes.c do_per_function_toporder): Likewise.
16347 2009-03-28 Jan Hubicka <jh@suse.cz>
16349 Bring from lto-branch:
16351 2008-09-03 Doug Kwan <dougkwan@google.com>
16353 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
16354 enums instead of reason strings.
16355 * cgraph.c (cgraph_create_edge): Same.
16356 (cgraph_inline_failed_string): New function.
16357 * cgraph.h (cgraph_inline_failed_t): New enum type.
16358 (cgraph_inline_failed_string): New prototype.
16359 (struct cgraph_edge): Change type of INLINED_FAILED from constant
16360 char pointer to cgraph_inline_failed_t.
16361 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
16362 (cgraph_default_inline_p): Ditto.
16363 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
16364 to cgraph_inline_failed_t pointer.
16365 * cif-code.def: New file.
16366 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
16368 (cgraph_check_inline_limits): Change type of REASON to pointer to
16369 cgraph_inline_failed_t. Replace reason strings with enums.
16370 (cgraph_default_inline_p): Ditto.
16371 (cgraph_recursive_inlining_p): Ditto.
16372 (update_caller_keys): Change type of FAILED_REASON to
16373 cgraph_inline_failed_t.
16374 (cgraph_set_inline_failed): Change type of REASON to pointer to
16375 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
16376 convert enums to strings for text output.
16377 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
16378 to be of type cgraph_inline_failed_t. Replace reason strings with
16379 enums. Call cgraph_inline_failed_string to covert enums
16380 to strings for text output.
16381 (cgraph_decide_inlining): Replace reason strings with enums.
16382 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
16383 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
16385 * tree-inline.c (expand_call_inline): Change type of REASON
16386 to cgraph_inline_failed_t. Replace reason strings with enums.
16387 Call cgraph_inline_failed_string for text output.
16388 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
16391 2009-03-28 Jan Hubicka <jh@suse.cz>
16393 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
16394 cgraph_clone_node): Remove master clone handling.
16395 (cgraph_is_master_clone, cgraph_master_clone): Remove.
16396 * cgraph.h (master_clone): Remove.
16397 (cgraph_is_master_clone, cgraph_master_clone): Remove.
16398 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
16399 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
16401 2009-03-28 Jan Hubicka <jh@suse.cz>
16403 * cgraph.c (cgraph_function_body_availability): Functions declared
16404 inline are always safe to assume that it is not going to be replaced.
16406 2009-03-28 Richard Guenther <rguenther@suse.de>
16408 PR tree-optimization/38513
16409 * tree-ssa-pre.c (eliminate): Remove redundant stores.
16410 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
16411 EXC_PTR_EXPR and FILTER_EXPR.
16412 (get_ref_from_reference_ops): Likewise.
16414 2009-03-28 Richard Guenther <rguenther@suse.de>
16416 PR tree-optimization/38968
16417 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
16418 Use FLOOR_MOD_EXPR to compute misalignment.
16420 2009-03-28 Richard Guenther <rguenther@suse.de>
16422 PR tree-optimization/37795
16423 * tree.h (combine_comparisons): Declare.
16424 * fold-const.c (combine_comparisons): Export.
16425 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
16427 (ifcombine_iforif): Use combine_comparisons.
16429 2009-03-28 Jan Hubicka <jh@suse.cz>
16431 * tree-eh.c (inlinable_call_p): New function.
16432 (make_eh_edges): Use it.
16433 (verify_eh_edges): Use it.
16434 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
16435 * except.c (reachable_next_level): Add inlinable_function argument
16436 (sjlj_find_directly_reachable_regions): Update.
16437 (add_reachable_handler): Do not set saw_any_handlers.
16438 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
16439 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
16440 Add new inlinable call parameter.
16441 (can_throw_internal, can_throw_external): Update.
16442 * except.h (can_throw_internal_1, can_throw_external_1,
16443 foreach_reachable_handler): Update declaration.
16445 2009-03-28 Joseph Myers <joseph@codesourcery.com>
16447 * config/arm/t-arm-coff, config/h8300/coff.h,
16448 config/i386/i386-aout.h, config/i386/i386-coff.h,
16449 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
16450 config/pdp11/2bsd.h, config/rs6000/aix41.h,
16451 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
16452 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
16453 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
16454 sys-types.h: Remove.
16455 * Makefile.in: Remove protoize and fixproto support and references
16457 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
16458 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
16460 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
16461 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
16462 unprotoize$(exeext).
16463 (rest.encap): Don't depend on $(STMP_FIXPROTO)
16464 (.PHONY): Don't depend on proto.
16465 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
16466 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
16467 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
16468 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
16469 build/gen-protos.o, build/scan.o, xsys-protos.h,
16470 build/fix-header$(build_exeext), build/fix-header.o,
16471 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
16472 stmp-install-fixproto): Remove.
16473 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
16474 SYSCALLS.c or fixproto files.
16475 (install-common): Don't install protoize.
16476 (install-headers-tar, install-headers-cpio, install-headers-cp):
16477 Don't depend on $(STMP_FIXPROTO).
16478 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
16479 install fixproto files or write out fixproto settings.
16480 (uninstall): Don't uninstall protoize.
16481 * config.gcc (use_fixproto): Remove.
16482 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
16483 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
16484 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
16485 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
16486 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
16487 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
16488 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
16489 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
16490 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
16491 * config/t-vxworks (STMP_FIXPROTO): Remove.
16492 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
16493 STMP_FIXPROTO): Remove.
16494 * config.in, configure: Regenerate.
16495 * crtstuff.c (gid_t, uid_t): Don't undefine.
16496 * doc/install.texi: Change m68k-coff to m68k-elf in example.
16497 (arm-*-coff, arm-*-aout: Remove target entries.
16498 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
16499 Remove mention of AIX 4.1.
16500 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
16501 * doc/invoke.texi (Running Protoize): Remove.
16502 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
16503 (Protoize Caveats): Remove.
16504 * tsystem.h: Update comments on headers assumed to exist.
16506 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
16508 * genautomata.c: Add a new year to the copyright. Add a new
16510 (struct insn_reserv_decl): Add comments for member bypass_list.
16511 (find_bypass): Remove.
16512 (insert_bypass): New.
16513 (process_decls): Use insert_bypass.
16514 (output_internal_insn_latency_func): Output all bypasses with the
16515 same input insn in one switch case.
16517 * rtl.def (define_bypass): Describe bypass choice.
16518 * doc/md.texi (define_bypass): Ditto.
16520 2009-03-27 Richard Guenther <rguenther@suse.de>
16522 * gimplify.c (mark_addressable): Export.
16523 * tree-flow.h (mark_addressable): Declare.
16524 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
16525 * tree-ssa.c (verify_phi_args): Verify that address taken
16526 variables have TREE_ADDRESSABLE set.
16528 2009-03-27 Richard Guenther <rguenther@suse.de>
16530 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
16531 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
16532 Do not mark decls TREE_ADDRESSABLE.
16533 (build_fold_addr_expr): Adjust.
16534 (fold_addr_expr): Remove.
16535 (fold_unary): Use build_fold_addr_expr.
16536 (fold_comparison): Likewise.
16537 (split_address_to_core_and_offset): Likewise.
16538 * coverage.c (tree_coverage_counter_addr): Mark the array decl
16540 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
16541 (gimplify_modify_expr_to_memcpy): Mark source and destination
16543 * omp-low.c (create_omp_child_function): Mark the object decl
16545 (lower_rec_input_clauses): Mark the var we take the address of
16547 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
16549 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16551 PR middle-end/39315
16552 * cfgexpand.c (expand_one_stack_var_at): Change alignment
16553 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
16555 2009-03-27 Richard Guenther <rguenther@suse.de>
16557 PR tree-optimization/39120
16558 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
16560 (handle_lhs_call): Process return constraints. Add escape
16561 constraints if necessary.
16562 (handle_const_call): Fill out return constraints. Make nested
16563 case more precise. Avoid consttmp if possible.
16564 (handle_pure_call): Fill out return constraints. Avoid
16565 callused if possible.
16566 (find_func_aliases): Simplify call handling.
16568 2009-03-27 Richard Guenther <rguenther@suse.de>
16570 PR tree-optimization/39120
16571 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
16572 as a representative.
16573 (solve_graph): Do propagate CALLUSED.
16574 (handle_pure_call): Use a scalar constraint from CALLUSED for
16576 (find_what_p_points_to): CALLUSED shall not appear in poins-to
16579 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16582 * c-common.c (handle_aligned_attribute): Properly check alignment
16583 overflow. Use (1U << i) instead of (1 << i).
16585 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
16587 * expr.h (get_mem_align_offset): Updated.
16589 * tree.h (tree_decl_common): Change align to "unsigned int" and
16590 move it before pointer_alias_set.
16592 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16593 Jakub Jelinek <jakub@redhat.com>
16596 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
16597 gr_register_operand with gr_reg_or_0_operand.
16598 (cmpxchg_rel_di): Likewise.
16599 (sync_lock_test_and_set<mode>): Likewise.
16601 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16603 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
16604 (true_regnum): Likewise.
16606 * rtlanal.c (subreg_info): Moved to ...
16607 * rtl.h (subreg_info): Here. New.
16608 (subreg_get_info): New.
16610 * rtlanal.c (subreg_get_info): Make it extern.
16612 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16615 * config/i386/i386.c (ix86_abi): New.
16616 (override_options): Handle -mabi=.
16617 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
16618 (ix86_call_abi_override): Likewise.
16619 (init_cumulative_args): Likewise.
16620 (function_arg_advance): Likewise.
16621 (function_arg_64): Likewise.
16622 (function_arg): Likewise.
16623 (ix86_pass_by_reference): Likewise.
16624 (ix86_function_value_regno_p): Likewise.
16625 (ix86_build_builtin_va_list_abi): Likewise.
16626 (setup_incoming_varargs_64): Likewise.
16627 (is_va_list_char_pointer): Likewise.
16628 (ix86_init_machine_status): Likewise.
16629 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
16630 (ix86_function_type_abi): Return enum calling_abi. Rewrite
16631 for 64bit. Replace DEFAULT_ABI with ix86_abi.
16632 (ix86_function_abi): Make it static and return enum calling_abi.
16633 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
16635 (ix86_fn_abi_va_list): Updated.
16637 * config/i386/i386.h (ix86_abi): New.
16638 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
16639 (CONDITIONAL_REGISTER_USAGE): Likewise.
16640 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
16641 (machine_function): Likewise.
16643 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
16645 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
16646 (STACK_BOUNDARY): Likewise.
16647 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
16649 * config/i386/i386.opt (mabi=): New.
16651 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
16652 return enum calling_abi.
16653 (ix86_function_type_abi): Likewise.
16654 (ix86_function_abi): Removed.
16656 * doc/invoke.texi: Document -mabi= option for x86.
16658 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16660 * builtins.c (real_dconstp): Delete.
16661 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
16663 2009-03-27 Dodji Seketeli <dodji@redhat.com>
16664 Jakub Jelinek <jakub@redhat.com>
16667 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
16668 (gen_subprogram_die): When a function is explicit, generate the
16669 DW_AT_explicit attribute.
16670 * langhooks.h (struct lang_hooks_for_decls): Add
16671 function_decl_explicit_p langhook.
16672 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
16673 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
16675 2009-03-27 Jakub Jelinek <jakub@redhat.com>
16677 * builtins.c (fold_builtin_memory_op): Optimize memmove
16678 into memcpy if we can prove source and destination don't overlap.
16680 * tree-inline.c: Include gt-tree-inline.h.
16681 (clone_fn_id_num): New variable.
16682 (clone_function_name): New function.
16683 (tree_function_versioning): Use it.
16684 * Makefile.in (GTFILES): Add tree-inline.c.
16686 2009-03-27 Mark Mitchell <mark@codesourcery.com>
16688 * BASE-VER: Change to 4.5.0.
16690 2009-03-27 Xinliang David Li <davidxl@google.com>
16692 PR tree-optimization/39557
16693 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
16695 2009-03-27 Xinliang David Li <davidxl@google.com>
16697 PR tree-optimization/39548
16698 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
16701 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16703 * c-common.c (pointer_int_sum): Use %wd on return from
16706 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16708 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
16709 on return from tree_low_cst.
16711 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
16714 * ginclude/stdarg.h (va_copy): Define also for
16715 __GXX_EXPERIMENTAL_CXX0X__.
16717 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16720 * builtins.h (c_strlen): Do not warn here.
16721 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
16722 * c-common.c (pointer_int_sum): Take an explicit location.
16723 Warn about offsets out of bounds.
16724 * c-common.h (pointer_int_sum): Adjust declaration.
16726 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16728 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
16731 2009-03-26 Jakub Jelinek <jakub@redhat.com>
16734 * opts.c (warn_if_disallowed_function_p): Don't assume
16735 get_callee_fndecl must return non-NULL.
16737 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
16739 PR rtl-optimization/39522
16740 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
16741 when reg_reloaded_valid is set.
16743 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16745 * config/spu/divv2df3.c: New file.
16746 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
16747 (DPBIT_FUNCS): Filter out _div_df.
16749 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
16751 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
16752 a jump insn, count that jump in the distance to the loop start.
16754 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
16757 * config/sh/sh.c (calc_live_regs): Fix condition for global
16758 registers except PIC_OFFSET_TABLE_REGNUM.
16760 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
16763 * doc/invoke.texi (-mconsole): New.
16765 (-mno-cygwin): New.
16767 (-mnop-fun-dllimport): New.
16771 (sub section "i386 and x86-64 Windows Options"): New.
16773 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
16775 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
16776 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
16778 2009-03-25 Richard Guenther <rguenther@suse.de>
16780 PR middle-end/39497
16781 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
16784 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
16786 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
16787 neither of haifa/selective schedulers are working.
16789 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16791 * doc/invoke.texi (Debugging Options): Fix description of
16792 -fno-merge-debug-strings.
16794 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
16796 * config/cris/libgcc.ver: New version-script.
16797 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
16799 * configure.ac <GAS features, nop mnemonic>: Add pattern
16800 crisv32-*-* for "nop".
16801 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
16802 * configure: Regenerate.
16804 2009-03-24 Ira Rosen <irar@il.ibm.com>
16806 PR tree-optimization/39529
16807 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
16808 mark_sym_for_renaming for the tag copied to the new vector
16811 2009-03-24 Arthur Loiret <aloiret@debian.org>
16813 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
16814 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
16815 EXTRA_SPEC_FUNCTIONS.
16816 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
16817 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
16818 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
16819 -march and -mtune options.
16821 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
16823 * config/m68k/t-rtems: Add m5329 multilib.
16825 2009-03-24 Dodji Seketeli <dodji@redhat.com>
16826 Jakub Jelinek <jakub@redhat.com>
16829 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
16832 2009-03-23 Jakub Jelinek <jakub@redhat.com>
16835 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
16836 instead of c_parser_expression_conv, if original_code isn't one of the
16837 4 allowed comparison codes, fail.
16839 2009-03-23 Richard Guenther <rguenther@suse.de>
16841 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
16842 * tree.h (struct tree_type): Likewise.
16843 * reload.h (struct insn_chain): Likewise.
16844 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
16845 * function.h (struct function): Likewise.
16846 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
16848 2009-03-23 Jakub Jelinek <jakub@redhat.com>
16850 PR tree-optimization/39516
16851 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
16853 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
16855 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
16856 should be set true if BITS_PER_WORD of target is bigger than 32
16858 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
16860 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
16861 Translate -B-options to -rpath-link. Correct existing
16862 rpath-link and conditionalize on !nostdlib.
16864 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16866 * doc/extend.texi (Function Attributes, Variable Attributes):
16868 * doc/invoke.texi (Debugging Options, Optimize Options)
16869 (i386 and x86-64 Options, MCore Options): Likewise.
16871 2009-03-20 Jakub Jelinek <jakub@redhat.com>
16874 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
16875 it for block local namespace aliases.
16876 (gen_decl_die): Pass context_die to gen_namespace_die.
16878 2009-03-19 Jakub Jelinek <jakub@redhat.com>
16881 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
16882 minimum or maximum value.
16884 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
16886 * reginfo.c (globalize_reg): Recompute derived reg sets.
16888 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
16891 * libgcc2.c (mprotect): Do not use signed arguments for
16892 VirtualProtect, use DWORD arguments. Also fix the 'may
16893 be used uninitialized' warning for the np variable.
16895 2009-03-19 Jakub Jelinek <jakub@redhat.com>
16898 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
16899 functions using regparm calling conventions when not optimizing.
16900 (ix86_function_sseregparm): Similarly for sseregparm calling
16903 2009-03-19 Li Feng <nemokingdom@gmail.com>
16905 PR middle-end/39500
16906 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
16907 dependence if the first conflict is after niter iterations.
16909 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
16911 PR middle-end/38609
16912 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
16913 functions with dynamic stack-pointer adjustments.
16915 2009-03-19 Ben Elliston <bje@au.ibm.com>
16917 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
16918 option; change to -msdata=data.
16920 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16922 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
16925 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
16928 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
16930 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
16932 * doc/invoke.texi (Code Gen Options): Expand discussion of
16935 2009-03-18 Jakub Jelinek <jakub@redhat.com>
16937 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
16938 * matrix-reorg.c (struct matrix_info): Likewise.
16939 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
16940 * rtl.h (struct mem_attrs): Likewise.
16941 * df.h (struct df): Likewise.
16942 * tree-data-ref.h (struct data_dependence_relation): Likewise.
16943 * ira-int.h (struct ira_allocno): Likewise.
16944 * df-scan.c (struct df_collection_rec): Likewise.
16945 * ira.c (struct equivalence): Likewise.
16946 * function.c (struct temp_slot): Likewise.
16947 * cfgloop.h (struct loop): Likewise.
16950 * function.c (use_register_for_decl): When not optimizing, disregard
16951 register keyword for variables with types containing methods.
16953 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
16955 PR middle-end/39447
16956 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
16957 (is_simple_operand): Call contains_component_ref_p before calling data
16958 reference analysis that would fail on COMPONENT_REFs.
16960 * tree-vrp.c (search_for_addr_array): Fix formatting.
16962 2009-03-18 Richard Guenther <rguenther@suse.de>
16964 * tree-vect-transform.c (vect_loop_versioning): Fold the
16965 generated comparisons.
16966 * tree-vectorizer.c (set_prologue_iterations): Likewise.
16967 (slpeel_tree_peel_loop_to_edge): Likewise.
16969 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16971 PR middle-end/37805
16972 * opts.c (print_specific_help): In addition to `undocumented',
16973 accept `separate' and `joined' flags if passed alone. Describe
16974 output by the first matched one of those.
16975 (common_handle_option): Skip over empty strings.
16976 * gcc.c (display_help): Fix help string for `--help='.
16977 * doc/invoke.texi (Option Summary, Overall Options): With
16978 `--help=', classes and qualifiers can both be repeated, but
16979 only the latter can be negated. One should not pass only
16980 negated qualifiers. Fix markup and examples.
16983 2008-10-14 Jakub Jelinek <jakub@redhat.com>
16984 PR middle-end/37805
16985 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
16986 and -fhelp=separate.
16988 2009-03-17 Jing Yu <jingyu@google.com>
16990 PR middle-end/39378
16991 * function.h (struct rtl_data): Move is_thunk from here...
16992 (struct function): ...to here.
16993 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
16994 * varasm.c (assemble_start_function): Change is_thunk from crtl to
16996 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
16998 (alpha_does_function_need_gp, alpha_start_function): Likewise.
16999 (alpha_output_function_end_prologue): Likewise.
17000 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
17001 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
17002 (rs6000_output_function_epilogue): Likewise.
17003 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
17005 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
17008 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
17009 from different units in a single alternative.
17010 (*truncdfsf_i387): Ditto.
17011 (*truncxfsf2_mixed): Ditto.
17012 (*truncxfdf2_mixed): Ditto.
17014 2009-03-17 Jakub Jelinek <jakub@redhat.com>
17016 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
17017 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
17020 * tree-ssa-live.c (remove_unused_locals): Don't remove local
17021 unused non-artificial variables when not optimizing.
17024 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
17025 DW_TAG_imported_module even if decl is IMPORTED_DECL with
17026 NAMESPACE_DECL in its DECL_INITIAL.
17028 PR middle-end/39443
17029 * optabs.c (set_user_assembler_libfunc): New function.
17030 * expr.h (set_user_assembler_libfunc): New prototype.
17031 * c-common.c: Include libfuncs.h.
17032 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
17033 for memcmp, memset, memcpy, memmove and abort.
17034 * Makefile.in (c-common.o): Depend on libfuncs.h.
17037 * dwarf2out.c (gen_inlined_enumeration_type_die,
17038 gen_inlined_structure_type_die, gen_inlined_union_type_die,
17039 gen_tagged_type_instantiation_die): Removed.
17040 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
17043 2009-03-17 Janis Johnson <janis187@us.ibm.com>
17046 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
17048 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
17049 (check-parallel-%): Ditto.
17050 (check-consistency): Ditto.
17052 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
17054 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
17055 local variable rhs by NULL_TREE.
17057 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
17060 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
17062 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
17065 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
17067 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
17070 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
17071 for ms->sysv ABI calls only in 64bit mode.
17073 * config/i386/i386.md (untyped_call): Support 32bit.
17075 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
17077 * doc/extend.texi: Replace x86_65 with x86_64.
17079 2009-03-16 Jakub Jelinek <jakub@redhat.com>
17081 PR tree-optimization/39455
17082 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
17083 mismatches for POINTER_TYPE_P (type).
17084 (number_of_iterations_le): Likewise.
17086 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
17088 * config/picochip/picochip.c: Removed profiling support.
17089 * config/picochip/picochip.md: Removed profiling instruction.
17090 * config/picochip/picochip.h: Removed profiling builtin.
17092 2009-03-16 Joseph Myers <joseph@codesourcery.com>
17094 * doc/install.texi (--with-host-libstdcxx): Document.
17096 2009-03-14 Anatoly Sokolov <aesok@post.ru>
17099 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
17100 generate a warning if the function name does not begin with
17101 "__vector" and the function has either the 'signal' or 'interrupt'
17102 attribute, from here to ...
17103 (avr_declare_function_name): ...here. New function.
17104 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
17105 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
17107 2009-03-14 Jakub Jelinek <jakub@redhat.com>
17110 * cse.c (fold_rtx): Don't modify original const_arg1 when
17111 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
17112 separate variable instead.
17113 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
17114 from out of range shift counts.
17115 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
17117 2009-03-13 Catherine Moore <clm@codesourcery.com>
17119 * config/i386/x-mingw32 (host-mingw32.o): Replace
17120 diagnostic.h with $(DIAGNOSTIC_H).
17122 2009-03-12 Jakub Jelinek <jakub@redhat.com>
17125 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
17127 * config/i386/sync.md (sync_compare_and_swap<mode>,
17128 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
17129 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
17131 (sync_double_compare_and_swapdi_pic,
17132 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
17133 cmpxchg8b_pic_memory_operand instead of just memory_operand.
17135 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
17138 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
17140 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
17143 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
17144 (avx_addsubv4df3): Likewise.
17145 (*avx_addsubv4sf3): Likewise.
17146 (sse3_addsubv4sf3): Likewise.
17148 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
17151 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
17153 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
17156 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
17157 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
17158 registers for allocnos created from user-defined variables.
17160 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17163 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
17164 of non-integer mode as well.
17166 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
17168 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
17169 for functions for which the parameter types are unknown.
17171 2009-03-11 Jakub Jelinek <jakub@redhat.com>
17174 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
17175 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
17176 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
17177 * config/i386/i386.c (ix86_local_alignment): For
17178 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
17179 long long variables on the stack to avoid dynamic realignment.
17180 Allow the first argument to be a decl rather than type.
17181 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
17183 2009-03-11 Nick Clifton <nickc@redhat.com>
17186 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
17188 Add description to mno-lsim option.
17189 * config/mcore/mcore.h: Remove comment about deprecated m4align
17191 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
17192 * doc/invoke.texi: Add description of mno-lsim and
17193 mstack-increment options.
17195 * config/fr30/fr30.opt: Document the -mno-lsim option.
17196 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
17197 and -mno-lsim options.
17199 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17201 * fold-const.c (fold_comparison): Only call fold_inf_compare
17202 if the mode supports infinities.
17204 2009-03-11 Jason Merrill <jason@redhat.com>
17207 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
17208 end already did. Notice GIMPLE_CALL modifications of the result.
17209 Don't copy debug information from an ignored decl or a decl from
17212 2009-03-10 Richard Guenther <rguenther@suse.de>
17213 Nathan Froyd <froydnj@codesourcery.com>
17215 PR middle-end/37850
17216 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
17217 (__divMODE3): Likewise.
17219 2009-03-09 Jakub Jelinek <jakub@redhat.com>
17221 PR tree-optimization/39394
17222 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
17223 DECL_SIZE_UNIT of variable length FIELD_DECLs.
17225 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
17227 * recog.c (verfiy_changes): Disallow renaming of hard regs in
17228 inline asms for register asm ("") declarations.
17230 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
17232 * fold-const.c (fold_unary): Fix comment.
17234 2009-03-07 Jan Hubicka <jh@suse.cz>
17237 * tree-inline.c (setup_one_parameter): Do replacement of const
17238 argument by constant in SSA form.
17240 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17242 PR middle-end/38028
17243 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
17244 determine alignment passed to assign_stack_local.
17245 (assign_parms_unsplit_complex): Likewise.
17246 * except.c (sjlj_build_landing_pads): Likewise.
17248 2009-03-06 Jakub Jelinek <jakub@redhat.com>
17250 PR middle-end/39360
17251 * tree-flow.h (add_referenced_var): Return bool instead of void.
17252 * tree-dfa.c (add_referenced_var): Return result of
17253 referenced_var_check_and_insert call.
17254 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
17255 of referenced_var_check_and_insert.
17258 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
17259 (gen_variable_die): Emit DW_AT_location on abstract static variable's
17260 DIE, don't emit it if abstract origin already has it.
17261 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
17262 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
17264 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
17266 * genpreds.c (needs_variable): Fix parentheses at variable name
17268 (write_tm_constrs_h): Indent generated code.
17270 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17272 * doc/extend.texi (Function Attributes): Add documentation
17273 for isr attributes.
17275 2009-03-06 Jakub Jelinek <jakub@redhat.com>
17278 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
17279 take locus from its DECL_SOURCE_LOCATION instead of input_location.
17281 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
17283 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
17286 2009-03-05 Jakub Jelinek <jakub@redhat.com>
17289 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
17290 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
17292 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
17294 * config/i386/i386.md (R8_REG, R9_REG): New constants.
17295 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
17296 constants instead of magic numbers.
17297 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
17299 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
17300 (x86_64_ms_abi_int_parameter_registers): Ditto.
17301 (x86_64_int_return_registers): Ditto.
17302 (ix86_maybe_switch_abi): Ditto.
17303 (ix86_expand_call): Ditto for clobbered_registers array.
17304 (ix86_hard_regno_mode_ok): Ditto.
17305 (x86_extended_QIreg_mentioned_p): Ditto.
17307 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
17309 PR tree-optimization/39349
17310 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
17312 * combine.c (gen_lowpart_for_combine): Use omode when generating
17315 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
17317 PR rtl-optimization/39235
17318 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
17320 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
17322 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
17324 2009-03-04 Richard Guenther <rguenther@suse.de>
17326 PR tree-optimization/39362
17327 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
17328 that occur in abnormal PHIs should be varying.
17330 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
17332 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
17334 (simple_iv): Take loop as an argument instead of statement.
17335 * tree-scalar-evolution.h (simple_iv): Declaration changed.
17336 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
17338 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
17340 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
17341 * matrix-reorg.c (analyze_transpose): Ditto.
17342 * tree-data-ref.c (dr_analyze_innermost): Ditto.
17343 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
17344 * tree-predcom.c (ref_at_iteration): Ditto.
17345 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
17347 2009-03-04 Richard Guenther <rguenther@suse.de>
17349 PR tree-optimization/39358
17350 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
17351 escaped_id and callused_id.
17352 (solve_graph): Likewise.
17354 2009-03-04 Richard Guenther <rguenther@suse.de>
17356 PR tree-optimization/39339
17357 * tree-sra.c (try_instantiate_multiple_fields): Make it
17358 no longer ICE on the above.
17360 2009-03-03 Joseph Myers <joseph@codesourcery.com>
17362 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
17363 that fits within Pmode.
17365 2009-03-03 Steve Ellcey <sje@cup.hp.com>
17367 PR middle-end/10109
17368 * tm.texi (LIBCALL_VALUE): Update description.
17370 2009-03-03 Steve Ellcey <sje@cup.hp.com>
17372 PR middle-end/34443
17373 * doc/extend.texi (section): Update description.
17375 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
17377 PR middle-end/39345
17378 * tree-inline.c (remapped_type): New.
17379 (can_be_nonlocal): Call remapped_type instead of remap_type.
17381 2009-03-03 Jakub Jelinek <jakub@redhat.com>
17384 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
17385 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
17387 2009-03-03 Richard Guenther <rguenther@suse.de>
17389 PR middle-end/39272
17390 * tree.c (tree_nonartificial_location): New function.
17391 * tree.h (tree_nonartificial_location): Declare.
17392 * builtins.c (expand_builtin_memory_chk): Provide location
17393 of the call location for artificial function pieces.
17394 (maybe_emit_chk_warning): Likewise.
17395 (maybe_emit_sprintf_chk_warning): Likewise.
17396 (maybe_emit_free_warning): Likewise.
17397 * expr.c (expand_expr_real_1): Likewise.
17399 2009-03-03 Jakub Jelinek <jakub@redhat.com>
17401 PR tree-optimization/39343
17402 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
17403 COMPONENT_REF t has ARRAY_TYPE.
17405 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
17407 PR middle-end/39335
17408 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
17409 when the type precision of the induction variable should be
17410 larger than the type precision of nit.
17411 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
17412 * graphite.c (graphite_loop_normal_form): Same.
17413 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
17415 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
17417 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
17418 (*call_1_rex64_ms_sysv): Use named constants instead of magic
17419 numbers to describe clobbered registers.
17420 (*call_value_0_rex64_ms_sysv): Ditto.
17421 * config/i386/mmx.md (mmx_emms): Ditto.
17422 (mmx_femms): Ditto.
17424 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
17426 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
17429 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17431 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
17432 (spu_section_type_flags): New function.
17434 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
17436 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
17437 reg_class_contents of FLOAT_REGS into a temporary.
17439 2009-03-02 Richard Guenther <rguenther@suse.de>
17440 Ira Rosen <irar@il.ibm.com>
17442 PR tree-optimization/39318
17443 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
17444 information to the vectorized statement.
17446 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
17448 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
17449 variable. Use defined names instead of magic constants for REX SSE
17452 2009-03-01 Richard Guenther <rguenther@suse.de>
17454 PR tree-optimization/39331
17455 * omp-low.c (lower_send_shared_vars): Do not receive new
17456 values for the reference of DECL_BY_REFERENCE parms or results.
17458 2009-03-01 Jan Hubicka <jh@suse.cz>
17461 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
17462 BLOCK_NONLOCALIZED_VAR): New macros.
17463 (tree_block): Add nonlocalized_vars.
17464 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
17465 gen_decl_die): Add origin argument. Allow generation of die with
17466 origin at hand only.
17467 (gen_member_die, gen_type_die_with_usage, force_decl_die,
17468 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
17470 (gen_block_die): Fix checking for unused blocks.
17471 (process_scope_var): Break out from .... ; work with origins only.
17472 (decls_for_scope) ... here; process nonlocalized list.
17473 (dwarf2out_ignore_block): Look for nonlocalized vars.
17474 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
17476 (dump_scope_block): Dump them.
17477 * tree-inline.c (remap_decls): Handle nonlocalized vars.
17478 (remap_block): Likewise.
17479 (can_be_nonlocal): New predicate.
17480 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
17482 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17484 * configure: Regenerate.
17486 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17488 * optc-gen.awk: No need to duplicate option flags twice.
17489 Reuse help texts for duplicate options which do not have any.
17491 * gcc.c (display_help): Document --version.
17493 * gcc.c (main): If print_help_list and verbose_flag, ensure
17494 driver output comes before subprocess output.
17496 * optc-gen.awk: Assign all remaining fields to help string,
17497 space-separated, for multi-line help in *.opt.
17499 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
17500 -Wno-pedantic-ms-format is for MinGW targets only.
17502 * doc/options.texi (Option file format): Fix bad indentation,
17503 restoring dropped sentence.
17505 2009-02-28 Jan Hubicka <jh@suse.cz>
17507 * tree-inline.c (tree_function_versioning): Output debug info.
17509 2009-02-28 Jan Hubicka <jh@suse.cz>
17512 * tree-inline.c (setup_one_parameter): Do not copy propagate
17513 arguments when not optimizing.
17515 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
17518 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
17519 (avx_addsubv4df3): Likewise.
17520 (*avx_addsubv4sf3): Likewise.
17521 (sse3_addsubv4sf3): Likewise.
17522 (*avx_addsubv2df3): Likewise.
17523 (sse3_addsubv2df3): Likewise.
17524 (avx_unpckhps256): Correct item selectors.
17525 (avx_unpcklps256): Likewise.
17526 (avx_unpckhpd256): Likewise.
17527 (avx_unpcklpd256): Likewise.
17529 2009-02-28 Jan Hubicka <jh@suse.cz>
17531 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
17533 (copy_arguments_for_versioning): If var is declared don't declare it.
17534 (tree_function_versioning): First setup substitutions and then copy
17537 2009-02-27 Jan Hubicka <jh@suse.cz>
17540 * cgraph.h (varpool_output_debug_info): Remove.
17541 * cgraphunit.c (varpool_output_debug_info): Remove.
17542 * dwarf2out.c (deferred_locations_struct): New struct
17543 (deferred_locations): New type.
17544 (deferred_locations_list): New static var.
17545 (deffer_location): New function.
17546 (gen_variable_die): Use it.
17547 (decls_for_scope): Output info on local static vars.
17548 (dwarf2out_finish): Process deferred locations.
17549 * varpool.c (varpool_output_debug_info): Remove.
17551 2009-02-27 Jan Hubicka <jh@suse.cz>
17554 * tree.h (TREE_PROTECTED): Fix comment.
17555 (BLOCK_HANDLER_BLOCK): Remove.
17556 (struct tree_block): Remove handler_block add body_block.
17557 (inlined_function_outer_scope_p): New.
17558 (is_body_block): Remove.
17559 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
17560 * dwarf2out.c (is_inlined_entry_point): Remove.
17561 (add_high_low_attributes): Use inlined_function_outer_scope_p.
17562 (gen_block_die): Use is_inlined_entry_point check. Remove body block
17564 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
17565 * gimplify.c (gimplify_expr): Gimplify body blocks.
17566 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
17567 block with multiple subblocks.
17568 (dump_scope_block): Prettier output; dump more flags and info.
17569 (dump_scope_blocks): New.
17570 (remove_unused_locals): Use dump_scope_blocks.
17571 * tree-flow.h (dump_scope_blocks): Declare.
17572 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
17573 * stmt.c (is_body_block): Remove.
17574 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
17575 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
17577 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
17579 PR middle-end/39308
17580 * graphite.c (graphite_loop_normal_form): Do not call
17581 number_of_iterations_exit from a gcc_assert.
17583 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
17585 * config/s390/s390.c (s390_swap_cmp): Look for conditional
17586 jumps if COND is NULL.
17587 (find_cond_jump): New function.
17588 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
17589 * config/s390/s390.md: Remove z10_cobra attribute value.
17591 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
17593 * config/alpha/alpha.h (alpha_expand_mov): Return false if
17594 force_const_mem returns NULL_RTX.
17596 2009-02-26 Jan Hubicka <jh@suse.cz>
17599 * cgraph.h (varpool_output_debug_info): Remove.
17600 * cgraphunit.c (varpool_output_debug_info): Remove.
17601 * dwarf2out.c (deferred_locations_struct): New struct
17602 (deferred_locations): New type.
17603 (deferred_locations_list): New static var.
17604 (deffer_location): New function.
17605 (gen_variable_die): Use it.
17606 (decls_for_scope): Output info on local static vars.
17607 (dwarf2out_finish): Process deferred locations.
17608 * varpool.c (varpool_output_debug_info): Remove.
17610 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
17612 PR rtl-optimization/39241
17613 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
17614 to subreg_offset_representable_p.
17616 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
17618 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
17619 execute function prototype. Get f and nregs from max_reg_num
17620 and get_insns. Remove the first backward pass as it's dead,
17621 guard the forward pass by flag_expensive_optimizations.
17622 (rest_of_handle_regmove): Delete.
17623 (pass_regmove): Replace it with regmove_optimize.
17625 2009-02-25 Martin Jambor <mjambor@suse.cz>
17627 PR tree-optimization/39259
17628 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
17629 calls_alloca function flags.
17630 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
17631 calls are detected.
17633 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
17635 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
17636 flags_set_1_rtx, flags_set_1_set): Delete.
17637 (regmove_optimize): Do not call mark_flags_life_zones.
17639 2009-02-24 Julian Brown <julian@codesourcery.com>
17642 * config/arm/arm.c (require_pic_register): Only set
17643 cfun->machine->pic_reg once per function.
17645 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
17647 * doc/invoke.texi (Link Options): Document an easier way to pass
17648 options that take arguments to the GNU linker using -Xlinker and -Wl.
17650 2009-02-24 Steve Ellcey <sje@cup.hp.com>
17653 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
17655 2009-02-24 Richard Guenther <rguenther@suse.de>
17658 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
17660 2009-02-24 Richard Guenther <rguenther@suse.de>
17661 Zdenek Dvorak <ook@ucw.cz>
17663 PR tree-optimization/39233
17664 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
17665 from converting them to a generic type.
17667 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
17669 PR tree-optimization/39260
17670 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
17671 contains a condition with a real type.
17672 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
17674 2009-02-23 Jason Merrill <jason@redhat.com>
17677 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
17678 narrowing_initializer_constant_valid_p.
17679 (narrowing_initializer_constant_valid_p): Don't return
17680 null_pointer_node for adding a pointer to itself.
17682 2009-02-23 Jan Hubicka <jh@suse.cz>
17685 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
17688 2009-02-23 Jan Hubicka <jh@suse.cz>
17690 PR tree-optimization/37709
17691 * tree.c (block_ultimate_origin): Move here from dwarf2out.
17692 * tree.h (block_ultimate_origin): Declare.
17693 * dwarf2out.c (block_ultimate_origin): Move to tree.c
17694 * tree-ssa-live.c (remove_unused_scope_block_p):
17695 Eliminate blocks containig no instructions nor live variables nor
17697 (dump_scope_block): New function.
17698 (remove_unused_locals): Enable removal of dead blocks by default;
17699 enable dumping at TDF_DETAILS.
17701 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
17703 * config/i386/i386.c (classify_argument): Don't allow COImode
17705 (function_arg_advance_32): Don't allow OImode.
17706 (function_arg_32): Likewise.
17707 (function_value_32): Likewise.
17708 (return_in_memory_32): Likewise.
17709 (function_arg_64): Remove OImode comment.
17711 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
17714 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
17715 ix86_expand_vector_set for V4DImode in 64bit mode only.
17716 (ix86_expand_vector_init_one_var): Likewise.
17718 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
17720 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
17722 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
17725 * loop-iv.c: Revert last change.
17726 * emit-rtl.c: Likewise.
17728 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
17731 * config/i386/i386.c (type_natural_mode): Remove an extra
17732 space in the warning message.
17733 (function_value_32): Handle 32-byte vector modes.
17734 (return_in_memory_32): Likewise.
17736 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
17738 * loop-iv.c (truncate_value): New function.
17739 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
17741 (lowpart_subreg): Move to...
17742 * emit-rtl.c: ...here.
17744 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
17746 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
17747 accidental and undocumented change at revision 140860.
17749 2009-02-21 Joseph Myers <joseph@codesourcery.com>
17751 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
17752 take gimple_seq * arguments.
17753 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
17754 types_compatible_p langhook.
17756 2009-02-20 Mark Mitchell <mark@codesourcery.com>
17757 Joseph Myers <joseph@codesourcery.com>
17759 * config/arm/arm.c (arm_builtin_va_list): New function.
17760 (arm_expand_builtin_va_start): Likewise.
17761 (arm_gimplify_va_arg_expr): Likewise.
17762 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
17763 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
17764 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
17765 (va_list_type): New variable.
17766 (arm_mangle_type): Mangle va_list_type appropriately.
17768 2009-02-20 Jakub Jelinek <jakub@redhat.com>
17770 PR middle-end/39157
17771 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
17772 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
17773 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
17774 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
17775 parameter to 1000 for -O1 by default.
17776 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
17778 * loop-invariant.c: Include params.h.
17779 (move_loop_invariants): Don't call move_single_loop_invariants on
17782 2009-02-20 Jaka Mocnik <jaka@xlab.si>
17784 * calls.c (emit_library_call_value_1): Use slot_offset instead of
17785 offset when calculating bounds for indexing stack_usage_map. Fixes
17786 a buffer overflow with certain target setups.
17788 2009-02-20 Jakub Jelinek <jakub@redhat.com>
17791 * calls.c (expand_call): Clear try_tail_call if caller and callee
17792 disagree in promotion of function return value.
17794 2009-02-19 Jakub Jelinek <jakub@redhat.com>
17797 * c-common.c (c_determine_visibility): If visibility changed and
17798 DECL_RTL has been already set, call make_decl_rtl to update symbol
17801 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
17804 * varasm.c (assemble_variable): Don't check DECL_NAME when
17805 globalizing a variable.
17807 2009-02-19 Joseph Myers <joseph@codesourcery.com>
17810 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
17811 expression before any __builtin_trap call.
17812 * c-typeck.c (build_function_call): Convert and check function
17813 arguments before generating a call to a trap. Evaluate the
17814 function arguments before the trap.
17816 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
17819 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
17820 (UNSPEC_FXAM_MEM): New unspec.
17821 (fxam<mode>2_i387_with_temp): New insn and split pattern.
17822 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
17823 memory using fxam<mode>2_i387_with_temp to remove excess precision.
17825 2009-02-19 Richard Guenther <rguenther@suse.de>
17827 PR tree-optimization/39207
17828 PR tree-optimization/39074
17829 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
17830 storedanything_tree): New.
17831 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
17832 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
17833 (build_succ_graph): Add edges from STOREDANYTHING to all
17835 (init_base_vars): Initialize STOREDANYTHING.
17836 (compute_points_to_sets): Free substitution info after
17837 building the succ graph.
17838 (ipa_pta_execute): Likewise.
17840 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
17842 (do_ds_constraint): Do not add to special var or non-pointer
17844 (type_could_have_pointers): Split out from ...
17845 (could_have_pointers): ... here. For arrays use the element type.
17846 (create_variable_info_for): Initialize may_have_pointers.
17847 (new_var_info): Likewise.
17848 (handle_lhs_call): Make the HEAP variable unknown-sized.
17849 (intra_create_variable_infos): Use a type with pointers for
17850 PARM_NOALIAS, make it unknown-sized.
17852 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
17855 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
17857 2009-02-18 Jason Merrill <jason@redhat.com>
17860 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
17861 value if DECL_EXTERNAL.
17862 * tree-sra.c (sra_walk_gimple_assign): Likewise.
17863 * target.h (gcc_target::binds_local_p): Clarify "module".
17864 * tree.h (TREE_PUBLIC): Clarify "module".
17866 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
17869 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
17870 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
17872 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
17875 * c.opt (Wabi): Support C and ObjC.
17878 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
17880 * config/i386/i386.c (classify_argument): Warn once about the ABI
17881 change when passing union with long double.
17883 * doc/invoke.texi: Update -Wabi for warning psABI changes.
17885 2009-02-18 Joseph Myers <joseph@codesourcery.com>
17888 * c-parser.c (c_parser_compound_statement): Always enter and leave
17891 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17894 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
17896 2009-02-18 Jakub Jelinek <jakub@redhat.com>
17898 PR tree-optimization/36922
17899 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
17900 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
17903 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
17905 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
17908 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
17910 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
17912 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
17914 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
17917 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
17918 Richard Sandiford <rdsandiford@googlemail.com>
17920 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
17921 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
17922 (loongson_biadd): ...this.
17924 2009-02-17 Richard Guenther <rguenther@suse.de>
17926 PR tree-optimization/39202
17927 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
17928 a var make sure to follow existing collapses.
17930 2009-02-17 Richard Guenther <rguenther@suse.de>
17932 PR middle-end/39214
17933 * langhooks.c (lhd_print_error_function): Check for NULL block.
17935 2009-02-17 Richard Guenther <rguenther@suse.de>
17937 PR tree-optimization/39204
17938 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
17941 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
17943 * config/soft-fp/double.h: Update from glibc CVS.
17945 2009-02-17 Richard Guenther <rguenther@suse.de>
17947 PR tree-optimization/39207
17948 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
17949 strict-aliasing warnings for pointers pointing to NULL.
17951 2009-02-16 Joseph Myers <joseph@codesourcery.com>
17954 * c-parser.c (c_parser_braced_init): Call pop_init_level when
17955 skipping until next close brace.
17957 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
17960 * config/i386/i386.c (ix86_expand_push): Set memory alignment
17961 to function argument boundary.
17963 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
17965 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
17966 in the lea_add. Reload eventually constraints it properly.
17967 * config/picochip/constraints.md: Remove the target constraint
17968 "b", since it is not needed anymore.
17970 2009-02-16 Jakub Jelinek <jakub@redhat.com>
17972 * gthr-dce.h: Uglify function parameter and local variable names.
17973 * gthr-gnat.h: Likewise.
17974 * gthr-mipssde.h: Likewise.
17975 * gthr-nks.h: Likewise.
17976 * gthr-posix95.h: Likewise.
17977 * gthr-posix.h: Likewise.
17978 * gthr-rtems.h: Likewise.
17979 * gthr-single.h: Likewise.
17980 * gthr-solaris.h: Likewise.
17981 * gthr-tpf.h: Likewise.
17982 * gthr-vxworks.h: Likewise.
17983 * gthr-win32.h: Likewise.
17985 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
17988 * config/i386/i386.md: Restrict the new peephole2 to move
17989 between MMX/SSE registers.
17991 2009-02-15 Richard Guenther <rguenther@suse.de>
17994 2009-02-13 Richard Guenther <rguenther@suse.de>
17996 * configure.ac: Enable LFS.
17997 * configure: Re-generate.
17998 * config.in: Likewise.
18000 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18002 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
18003 spu_srqwbyte, spu_srqwbytebc): Define.
18004 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
18005 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
18006 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
18007 "shrqby_<mode>"): New insn-and-split patterns.
18008 * config/spu/spu.c (expand_builtin_args): Determine and return
18009 number of operands using spu_builtin_description data.
18010 (spu_expand_builtin_1): Use it.
18012 2009-02-13 Steve Ellcey <sje@cup.hp.com>
18015 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
18018 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
18021 * config/i386/i386.c (override_options): Correct warning
18022 messages for -malign-loops, -malign-jumps and -malign-functions.
18024 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
18027 * config/i386/i386.md: Restrict the new peephole2 to move
18028 between the general purpose registers.
18030 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
18033 * config/i386/i386.c (type_natural_mode): Add a new argument.
18034 Return the original mode and warn ABI change if vector size is 32byte.
18035 (function_arg_advance): Updated.
18036 (function_arg): Likewise.
18037 (ix86_function_value): Likewise.
18038 (ix86_return_in_memory): Likewise.
18039 (ix86_sol10_return_in_memory): Likewise.
18040 (ix86_gimplify_va_arg): Likewise.
18041 (function_arg_32): Don't warn ABX ABI change here.
18042 (function_arg_64): Likewise.
18044 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
18046 * loop-iv.c (implies_p): In the final case, test that operands 0
18047 of the two comparisons match.
18049 * config/bfin/bfin.c (find_prev_insn_start): New function.
18050 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
18051 (find_next_insn_start): Move.
18053 2009-02-13 Richard Guenther <rguenther@suse.de>
18055 * configure.ac: Enable LFS.
18056 * configure: Re-generate.
18057 * config.in: Likewise.
18059 2009-02-13 Joseph Myers <joseph@codesourcery.com>
18062 * c-parser.c (c_parser_parms_list_declarator): Discard pending
18063 sizes on syntax error after some arguments have been parsed.
18065 2009-02-12 Jakub Jelinek <jakub@redhat.com>
18067 * doc/invoke.texi (-fira): Remove.
18069 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
18071 * caller-save.c: Replace regclass.c with reginfo.c in comments.
18072 * recog.c: Likewise.
18075 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
18077 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
18078 (umul_ppmm): Likewise.
18079 (count_leading_zeros): Likewise.
18080 (count_trailing_zeros): Likewise.
18081 (UMUL_TIME): Likewise.
18083 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
18085 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
18086 soft-fp/t-softfp to tmake_file.
18088 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
18089 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
18090 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
18091 IA64_BUILTIN_INFQ]: New.
18092 (ia64_init_builtins): Initialize __builtin_infq,
18093 __builtin_fabsq and __builtin_copysignq if not HPUX.
18094 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
18095 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
18097 * config/ia64/lib1funcs.asm (__divtf3): Define only if
18099 (__fixtfti): Likewise.
18100 (__fixunstfti): Likewise.
18101 (__floattitf): Likewise.
18103 * config/ia64/libgcc-glibc.ver: New.
18104 * config/ia64/t-fprules-softfp: Likewise.
18105 * config/ia64/sfp-machine.h: Likewise.
18107 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
18108 (LIBGCC2_TF_CEXT): Likewise.
18109 (TF_SIZE): Likewise.
18110 (TARGET_INIT_LIBFUNCS): Likewise.
18112 * config/ia64/t-glibc (SHLINB_MAPFILES):
18113 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
18115 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
18117 * config/i386/i386.c (construct_container): Rewrite processing
18118 BLKmode with X86_64_SSE_CLASS.
18120 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
18123 * config/i386/i386.md: Replace simplify_replace_rtx with
18124 replace_rtx in the new peephole2.
18126 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
18128 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
18129 loop unrolling do not happen at -O2.
18131 2009-02-12 Michael Matz <matz@suse.de>
18133 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
18135 2009-02-12 Jakub Jelinek <jakub@redhat.com>
18137 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
18140 2009-02-12 Ben Elliston <bje@au.ibm.com>
18142 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
18143 patterns when updating the back chain. Missed in the 2009-02-10
18146 2009-02-11 Janis Johnson <janis187@us.ibm.com>
18148 * doc/extend.texi (Decimal Floating Types): Update identifier of
18149 draft TR and list of missing support.
18151 2009-02-11 Jakub Jelinek <jakub@redhat.com>
18153 PR middle-end/39154
18154 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
18155 bit to variable length decl's flags, add it also to its
18156 pointer replacement variable.
18158 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
18159 Jakub Jelinek <jakub@redhat.com>
18162 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
18163 (memory_blockage): New expander.
18164 (*memory_blockage): New insn pattern.
18165 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
18166 instead of general blockage at the end of function prologue when
18167 frame pointer is used to access red zone area. Do not emit blockage
18168 when profiling, it is emitted in generic code.
18169 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
18170 function epilogue when frame pointer is used to access red zone area.
18172 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
18175 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
18176 by arithmetic with memory operands.
18177 * config/i386/predicates.md (commutative_operator): New.
18179 2009-02-10 Janis Johnson <janis187@us.ibm.com>
18181 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
18184 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
18186 * alias.h (record_alias_subset): Declare.
18187 * alias.c (record_alias_subset): Make global.
18189 2009-02-10 Nick Clifton <nickc@redhat.com>
18191 * tree-parloops.c: Change license to GPLv3.
18192 * ipa-struct-reorg.c: Change license to GPLv3.
18193 * ipa-struct-reorg.h: Change license to GPLv3.
18195 2009-02-10 Steve Ellcey <sje@cup.hp.com>
18198 * c-decl.c (start_struct): Return NULL on error.
18200 2009-02-10 Jakub Jelinek <jakub@redhat.com>
18202 PR middle-end/39124
18203 * cfgloopmanip.c (remove_path): Call remove_bbs after
18204 cancel_loop_tree, not before it.
18207 * function.h (struct function): Add has_local_explicit_reg_vars bit.
18208 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
18209 VAR_DECLs were seen.
18210 * tree-ssa-live.c (remove_unused_locals): Recompute
18211 cfun->has_local_explicit_reg_vars.
18212 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
18213 copies or clearings if cfun->has_local_explicit_reg_vars.
18215 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
18218 * config/i386/i386.c (expand_prologue): Emit blockage at the end
18219 of function prologue when frame pointer is used to access
18222 2009-02-10 Richard Guenther <rguenther@suse.de>
18224 PR middle-end/39127
18225 * gimplify.c (gimple_regimplify_operands): Always look if
18226 we need to create a temporary.
18228 2009-02-10 Richard Guenther <rguenther@suse.de>
18230 PR tree-optimization/39132
18231 * tree-loop-distribution.c (todo): New global var.
18232 (generate_memset_zero): Trigger TODO_rebuild_alias.
18233 (tree_loop_distribution): Return todo.
18235 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
18238 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
18239 (x86_64_reg_class_name): Removed.
18240 (classify_argument): Return 0 if bytes > 32. Return 0 if the
18241 first one isn't X86_64_SSE_CLASS or any other ones aren't
18242 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
18243 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
18244 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
18245 and 3 X86_64_SSEUP_CLASS.
18246 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
18247 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
18249 2009-02-10 Ben Elliston <bje@au.ibm.com>
18251 * config/rs6000/rs6000.md (allocate_stack): Always use an update
18252 form instruction to update the stack back chain word, even if the
18253 user has disabled the generation of update instructions.
18254 (movdi_<mode>_update_stack): New.
18255 (movsi_update_stack): Likewise.
18256 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
18257 always use an update form instruction to update the stack back
18260 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
18262 PR middle-end/38953
18263 * graphite.c (if_region_set_false_region): After moving a region in
18264 the false branch of a condition, remove the empty dummy basic block.
18265 (gloog): Remove wrong fix for PR38953.
18267 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18269 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
18270 generation due to implicit sign extension.
18272 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
18274 PR middle-end/38981
18275 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
18276 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
18278 2009-02-09 Richard Guenther <rguenther@suse.de>
18280 PR middle-end/35202
18281 * convert.c (convert_to_real): Disable (float)fn((double)x)
18282 to fnf(x) conversion if errno differences may occur and
18283 -fmath-errno is set.
18285 2009-02-07 Anatoly Sokolov <aesok@post.ru>
18287 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
18288 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
18289 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
18291 2009-02-06 Joseph Myers <joseph@codesourcery.com>
18294 * c-common.c (handle_alias_attribute): Disallow attribute for
18295 anything not a FUNCTION_DECL or VAR_DECL.
18297 2009-02-06 Janis Johnson <janis187@us.ibm.com>
18300 * real.c (do_compare): Special-case compare of zero against
18301 decimal float value.
18303 2009-02-06 Joseph Myers <joseph@codesourcery.com>
18306 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
18307 as indicating flexible array members unless the field itself is
18308 being declarared as the incomplete array.
18310 2009-02-06 Jan Hubicka <jh@suse.cz>
18312 PR tree-optimization/38844
18313 * ipa-inline.c (try_inline): Stop inlining recursion when edge
18314 is already inlined.
18316 2009-02-06 Richard Guenther <rguenther@suse.de>
18318 PR middle-end/38977
18319 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
18320 fork because we may expand it as __gcov_fork.
18322 2009-02-06 Nick Clifton <nickc@redhat.com>
18324 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
18326 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
18328 PR tree-optimization/35659
18329 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
18330 vn_phi_eq): Shortcut if hashcode does not match.
18331 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
18333 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
18334 and avoid iterative_hash_expr.
18335 (FOR_EACH_VALUE_ID_IN_SET): New.
18336 (value_id_compare): Remove.
18337 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
18338 sort expressions by value id.
18340 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
18343 * config/sh/predicates.md (general_movsrc_operand): Don't check
18344 the subreg of system registers here.
18346 2009-02-05 Jakub Jelinek <jakub@redhat.com>
18349 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
18350 on the copied decl.
18352 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
18354 PR rtl-optimization/39110
18355 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
18356 addresses, not aligned ones.
18358 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
18359 Richard Guenther <rguenther@suse.de>
18361 PR tree-optimization/39100
18362 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
18363 comment says and add edges.
18365 2009-02-05 Joseph Myers <joseph@codesourcery.com>
18368 * c-common.c (handle_tls_model_attribute): Ignore attribute for
18369 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
18371 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
18373 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
18374 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
18375 register_bb_in_sese, new_sese, free_sese): Moved.
18376 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
18377 outermost_loop_in_scop, build_scop_iteration_domain,
18378 expand_scalar_variables_ssa_name, get_vdef_before_scop,
18379 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
18380 Use loop_in_sese_p instead of loop_in_scop_p.
18381 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
18382 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
18383 (scopdet_basic_block_info): Fix bug in scop detection.
18384 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
18385 eq_loop_to_cloog_loop): Remove.
18386 (nb_loops_around_loop_in_scop, nb_loop
18387 ref_nb_loops): Moved here...
18388 * graphite.h (ref_nb_loops): ... from here.
18389 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
18390 (loop_domain_dim, loop_iteration_vector_dim): Remove.
18391 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
18392 * testsuite/gcc.dg/graphite/scop-19.c: New
18394 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
18395 Hans-Peter Nilsson <hp@axis.com>
18397 PR rtl-optimization/37889
18398 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
18399 Move offset handling from PLUS to before the switch. Use new
18400 arguments when considering SYMBOL_REFs too.
18401 (rtx_addr_can_trap_p): Pass dummy offset and size.
18402 (enum may_trap_p_flags): Remove.
18403 (may_trap_p_1): Pass size from MEM_SIZE.
18405 PR rtl-optimization/38921
18406 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
18407 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
18408 * rtlanal.c (may_trap_after_code_motion_p): Delete.
18409 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
18411 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
18413 AVX Programming Reference (January, 2009)
18414 * config/i386/sse.md (*vpclmulqdq): New.
18416 2009-02-04 Jakub Jelinek <jakub@redhat.com>
18418 PR tree-optimization/38977
18419 PR gcov-profile/38292
18420 * calls.c (special_function_p): Disregard __builtin_ prefix.
18422 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
18424 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
18425 non-indexable addresses even before reload.
18427 2009-02-03 Joseph Myers <joseph@codesourcery.com>
18430 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
18431 as having variable size. Do not give an error for unnamed
18432 parameters with [*] declarators. Give a warning for type names
18433 with [*] declarators and mark them as variable size.
18434 * c-parser.c (c_parser_sizeof_expression): Do not give an error
18435 for sizeof applied to [*] type names.
18437 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
18440 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
18442 2009-02-03 Jakub Jelinek <jakub@redhat.com>
18444 * gcc.c (process_command): Update copyright notice dates.
18445 * gcov.c (print_version): Likewise.
18446 * gcov-dump.c (print_version): Likewise.
18447 * mips-tfile.c (main): Likewise.
18448 * mips-tdump.c (main): Likewise.
18450 2009-02-03 Joseph Myers <joseph@codesourcery.com>
18453 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
18454 for composite type involving a zero-length array type.
18456 2009-02-03 Jakub Jelinek <jakub@redhat.com>
18459 * function.c (match_asm_constraints_1): Skip over
18460 initial optional % in the constraint.
18462 PR inline-asm/39059
18463 * c-parser.c (c_parser_postfix_expression): If fixed point is not
18464 supported, don't accept FIXED_CSTs.
18465 * c-decl.c (finish_declspecs): Error if fixed point is not supported
18466 and _Sat is used without _Fract/_Accum. Set specs->type to
18467 integer_type_node for cts_fract/cts_accum if fixed point is not
18470 2009-02-02 Catherine Moore <clm@codesourcery.com>
18472 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
18474 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
18476 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
18477 (ABI_HAS_64BIT_SYMBOLS): Use it.
18478 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
18480 2009-02-02 Paul Brook <paul@codesourcery.com>
18482 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
18484 2009-02-02 Jakub Jelinek <jakub@redhat.com>
18486 PR inline-asm/39058
18487 * recog.h (asm_operand_ok): Add constraints argument.
18488 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
18489 recurse on matching constraint.
18490 (check_asm_operands): Pass constraints as 3rd argument to
18491 asm_operand_ok. Don't look up matching constraint here.
18492 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
18495 2009-02-02 Ben Elliston <bje@au.ibm.com>
18497 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
18498 TARGET_NARROW_VOLATILE_BITFIELD macro names.
18500 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18502 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
18503 information. Remove some obsolete information. Reorganize.
18505 * config/pa/fptr.c: Revert license to GPL 2.
18506 * config/pa/milli64.S: Likewise.
18508 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
18511 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
18512 LIBRARY name in, instead of hard-coding it.
18513 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
18514 extra target make frag to tmake_files according to EH model.
18515 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
18516 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
18517 frags that define makefile variable EH_MODEL appropriately.
18518 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
18519 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
18520 to "-sjlj" according to type of EH configured.
18521 (LIBGCC_SONAME): Concatenate it to shared library base name.
18522 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
18523 to "_sjlj" according to type of EH configured.
18524 (LIBGCC_SONAME): Concatenate it to shared library base name.
18525 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
18526 (SHLIB_LINK): Add missing semicolon to if-else construct.
18527 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
18528 string value of "pe_dll" command-line option.
18529 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
18530 (SHLIB_SONAME): Use it when overriding t-cygming default.
18531 (SHLIB_IMPLIB): Override t-cygming default.
18532 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
18533 string value of "pe_dll" command-line option.
18535 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
18538 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
18539 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
18541 2009-01-31 Richard Guenther <rguenther@suse.de>
18543 PR tree-optimization/38937
18544 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
18545 computing the transitive closure.
18547 2009-01-30 Richard Guenther <rguenther@suse.de>
18549 PR tree-optimization/39041
18550 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
18551 Propagate variable indices only if the types match for this stmt.
18553 2009-01-30 Jakub Jelinek <jakub@redhat.com>
18556 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
18557 inline but never defined.
18559 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
18561 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
18562 (*insv_h_di_reg_extimm): New insn.
18563 (*insv_l<mode>_reg_extimm): New insn.
18565 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
18567 * config/picochip/picochip.c (flag_conserve_stack): set
18568 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
18569 fconserve-stack. Reduce call-overhead used by inliner.
18571 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
18574 * common.opt (flag_conserve_stack): Initialised to zero.
18576 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
18579 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
18580 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
18583 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
18585 * ira-color.c (allocno_reload_assign): Update comments.
18586 * regmove.c (regmove_optimize): Likewise.
18590 2009-01-29 Robert Millan <rmh@aybabtu.com>
18592 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
18593 * config/i386/kopensolaris-gnu.h: New file. Undefine
18594 `MD_UNWIND_SUPPORT'.
18595 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
18597 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
18599 PR tree-optimization/39007
18600 * tree-loop-distribution.c (generate_builtin): Use
18601 recompute_dominator to compute the immediate dominator of the
18602 basic block just after the loop.
18604 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
18606 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
18607 (ASM_OUTPUT_DWARF_PCREL): Define.
18609 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
18611 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
18612 * doc/passes.texi: Remove entries about regclass, local-alloc, and
18613 global. Modify entries about regmove and IRA.
18615 * ra-conflict.c: Remove the file.
18617 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
18619 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
18620 (pass_regclass_init): Rename to pass_reginfo_init.
18622 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
18624 * toplev.h (flag_ira): Remove.
18626 * caller-save.c (setup_save_areas): Remove flag_ira.
18628 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
18630 * global.c: Remove the file.
18632 * opts.c (decode_options): Remove flag_ira.
18634 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
18636 * regmove.c: Modify file description.
18637 (find_use_as_address, try_auto_increment): Define them only if
18638 AUTO_INC_DEC is defined.
18639 (replacement_quality, replace_in_call_usage, fixup_match_1,
18640 stable_and_no_regs_but_for_p): Remove.
18641 (reg_set_in_bb): Make it static.
18642 (regmove_optimize): Remove flag_ira and code which worked for
18645 * local-alloc.c: Remove the file.
18647 * common.opt (fira): Remove.
18649 * ira.c: Include except.h.
18650 (eliminable_regset): Move from global.c.
18651 (mark_elimination): Ditto. Remove flag_ira.
18652 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
18653 equiv_mem_modified, validate_equiv_mem_from_store,
18654 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
18655 contains_replace_regs, memref_referenced_p, memref_used_between_p,
18656 no_equiv, recorded_label_ref): Move from local-alloc.c.
18657 (update_equiv_regs): Ditto. Make it static.
18658 (print_insn_chain, print_insn_chains): Move it from global.c.
18659 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
18660 (build_insn_chain): Ditto. Make it static.
18661 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
18662 Rename to init_live_subregs.
18663 (gate_ira): Remove flag_ira.
18665 * regclass.c: Rename reginfo.c. Change file description.
18666 (FORBIDDEN_INC_DEC_CLASSES): Remove.
18667 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
18668 (init_reg_sets_1): Remove code for evaluation of
18669 reg_class_superclasses and losing_caller_save_reg_set.
18670 (init_regs): Remove init_reg_autoinc.
18671 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
18672 ok_for_base_p_nonstrict): Remove.
18673 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
18674 (pass_regclass_init): Rename to pass_reginfo_init. Modify
18675 corresponding entries.
18676 (dump_regclass, record_operand_costs, scan_one_insn,
18677 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
18678 record_address_regs, auto_inc_dec_reg_p): Remove.
18679 (gt-regclass.h): Rename to gt-reginfo.h.
18681 * rtl.h (dump_global_regs, retry_global_alloc,
18682 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
18684 * Makefile.in (RA_H): Remove.
18685 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
18686 Rename regclass.o to reginfo.o.
18687 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
18689 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
18690 (GTFILES): Rename regclass.c to reginfo.c.
18692 * passes.c (init_optimization_passes): Remove pass_local_alloc and
18693 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
18695 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
18696 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
18698 (finish_spills): Ditto. Remove code for !flag_ira.
18700 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
18702 PR middle-end/35854
18703 * doc/invoke.texi (rtl debug options): Complete rewrite.
18704 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
18706 * mode-switching.c (pass_mode_switching): Rename pass from
18707 "mode-sw" to "mode_sw".
18708 * except.c (pass_convert_to_eh_ranges): Rename pass from
18709 "eh-ranges" to "eh_ranges".
18710 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
18714 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
18715 Alexander Monakov <amonakov@ispras.ru>
18717 PR middle-end/38857
18718 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
18720 (move_exprs_to_boundary): Change return type and pass through
18721 should_move from move_op. Relax assert. Update usage ...
18722 (schedule_expr_on_boundary): ... here. Use should_move instead of
18724 (move_op_orig_expr_found): Indicate that insn was disconnected from
18726 (code_motion_process_successors): Do not call after_merge_succs
18727 callback if original expression was not found when traversing any of
18729 (code_motion_path_driver): Change return type. Update prototype.
18730 (move_op): Update comment. Add a new parameter (should_move). Update
18731 prototype. Set *should_move based on indication provided by
18732 move_op_orig_expr_found.
18734 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
18736 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
18737 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
18738 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
18739 * config/rs6000/rs6000.c (rs6000_override_options): Default
18740 avoid-indexed-addresses on for Power6, off for everything else.
18741 (avoiding_indexed_address_p): New function.
18742 (rs6000_legitimize_address): Use it.
18743 (rs6000_legitimate_address): Likewise.
18744 * config/rs6000/rs6000.md (movXX_updateX): Likewise
18746 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
18748 PR tree-optimization/38997
18749 * tree-loop-distribution.c (generate_memset_zero): Use
18750 POINTER_PLUS_EXPR for a pointer addition.
18752 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
18754 * config/s390/s390.md (bswap<mode>2): New pattern added.
18756 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18758 * config/s390/s390.md (*tls_load_31): Added type attribute.
18760 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18762 * config/s390/s390.md: Fix a few comments.
18764 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18766 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
18767 (*tm<mode>_full): Fixed z10prop attribute.
18768 (*tst<mode>_extimm): Fixed z10prop attribute.
18769 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
18770 (*tstqiCCT_cconly): Fixed z10prop attribute.
18771 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
18772 (*movsi_larl): Fixed z10prop attribute.
18773 (*movsi_zarch): Fixed z10prop attribute.
18774 (*movsi_eas): Fixed z10prop attribute.
18775 (*movhi): Fixed z10prop attribute.
18776 (*movqi): Fixed z10prop attribute.
18777 (*movstrictqi): Fixed z10prop attribute.
18778 (*mov<mode>): Fixed z10prop attribute.
18779 (*movcc): Fixed z10prop attribute.
18780 (*sethighpartdi_64): Fixed z10prop attribute.
18781 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
18782 (*negdi2_sign_cc): Fixed z10prop attribute.
18783 (*negdi2_sign): Fixed z10prop attribute.
18784 (*absdi2_sign_cc): Fixed z10prop attribute.
18785 (*absdi2_sign): Fixed z10prop attribute.
18786 (*negabsdi2_sign_cc): Fixed z10prop attribute.
18787 (*negabsdi2_sign): Fixed z10prop attribute.
18788 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
18789 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
18790 (doloop_si64): Fixed z10prop attribute.
18791 (doloop_si31): Fixed z10prop attribute.
18792 (doloop_long): Fixed z10prop attribute.
18793 (indirect_jump): Fixed z10prop attribute.
18794 (nop): Fixed z10prop attribute.
18795 (main_base_64): Fixed z10prop attribute.
18796 (reload_base_64): Fixed z10prop attribute.
18798 2009-01-28 Jakub Jelinek <jakub@redhat.com>
18800 PR rtl-optimization/38740
18801 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
18803 * config/mips/mips.c (mips_reorg): Likewise.
18805 2009-01-28 Richard Guenther <rguenther@suse.de>
18807 PR tree-optimization/38926
18808 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
18809 with the correct value id to a value.
18810 (do_regular_insertion): Use the value number of edoubleprime
18811 for the value number of the expr.
18814 2008-08-21 Richard Guenther <rguenther@suse.de>
18816 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
18817 a PHI ask VN if it is already available.
18818 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
18819 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
18821 2009-01-28 Jakub Jelinek <jakub@redhat.com>
18823 PR middle-end/38934
18824 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
18825 set to varying whenever max has TREE_OVERFLOW set, similarly
18826 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
18828 2009-01-28 Richard Guenther <rguenther@suse.de>
18830 PR middle-end/38908
18831 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
18832 uninitialized aggregate uses in call arguments.
18834 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
18836 PR tree-optimization/38984
18837 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
18838 the nothing_id variable if -fno-delete-null-pointer-checks.
18840 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
18843 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
18844 (set_got_offset_rex64): Ditto.
18846 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
18849 * doc/extend.texi: Improve local variable with asm reg.
18851 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
18853 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
18854 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
18855 was not supplied then set warn_packed_bitfield_compat to the
18856 default value of 1.
18857 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
18860 2009-01-27 Richard Guenther <rguenther@suse.de>
18862 PR tree-optimization/38503
18863 * cfgexpand.c (expand_gimple_basic_block): Ignore
18864 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
18865 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
18866 variables that cannot have TBAA applied.
18867 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
18870 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
18872 PR middle-end/38969
18873 * calls.c (initialize_argument_information): Do not wrap complex
18874 arguments in SAVE_EXPR.
18876 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
18878 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
18879 (INSTALL_LIBGCC): Revert typo commit.
18881 2009-01-26 Richard Guenther <rguenther@suse.de>
18883 PR tree-optimization/38745
18884 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
18885 from special handling.
18887 2009-01-26 Richard Guenther <rguenther@suse.de>
18889 PR tree-optimization/38745
18890 * tree-ssa.c (execute_update_addresses_taken): Do not include
18891 variables that cannot possibly be a register in not_reg_needs.
18892 Do not clear TREE_ADDRESSABLE on vars that may not become
18894 * tree-ssa.c (update_alias_info_1): Include those in the set
18895 of addressable vars.
18897 2009-01-26 Richard Guenther <rguenther@suse.de>
18899 PR middle-end/38851
18900 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
18901 * tree-ssa-dse.c: Include langhooks.h
18902 (execute_simple_dse): Remove stores with zero size.
18904 2009-01-24 Jakub Jelinek <jakub@redhat.com>
18907 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
18910 2009-01-24 Julian Brown <julian@codesourcery.com>
18912 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
18913 config/arm/linux-atomic.c.
18914 * config/arm/linux-atomic.c: New.
18916 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
18918 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
18919 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
18920 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
18922 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
18925 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
18928 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
18930 PR tree-optimization/38953
18931 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
18932 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
18933 (gloog): Split the exit of the scop when the scop exit is a loop exit.
18934 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
18937 2009-01-24 Paul Brook <paul@codesourcery.com>
18939 * config/arm/neon.md (neon_type): Move to arm.md.
18940 (neon_mov<VSTRUCT>): Add neon_type attribute.
18941 * config/arm/arm.md (neon_type): Move to here.
18942 (conds): Add "unconditioal" and use as default for NEON insns.
18944 2009-01-24 Ben Elliston <bje@au.ibm.com>
18946 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
18947 void *' warning from -Wc++-compat.
18948 * Makefile.in (dominance.o-warn): Remove.
18950 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
18952 PR tree-optimization/38932
18953 * fold-const.c (fold_unary_ignore_overflow): New.
18954 * tree.h (fold_unary_ignore_overflow): Declare.
18955 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
18956 * tree-ssa-sccvn.c (visit_reference_op_load,
18957 simplify_unary_expression): Likewise.
18959 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
18961 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
18962 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
18963 regardless of their type.
18964 * c-common.c (handle_packed_attribute): Don't ignore packed on
18966 * c.opt (Wpacked-bitfield-compat): New warning option.
18967 * stor-layout.c (place_field): Warn if offset of a field changed.
18968 * doc/extend.texi (packed): Mention the ABI change.
18969 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
18970 (Warning Options): Add it to the list.
18972 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
18974 * c-opts.c (c_common_post_options): Fix a typo in comments.
18976 2009-01-22 Steve Ellcey <sje@cup.hp.com>
18978 PR middle-end/38615
18979 * gimplify.c (gimplify_init_constructor): Fix promotion of const
18980 variables to static.
18981 * doc/invoke.texi (-fmerge-all-constants): Update description.
18983 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
18986 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
18987 (*movdi_1_rex64): Use type "mmx" for alternative 5.
18989 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
18991 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
18993 (LOCAL_ALIGNMENT): Similarly.
18995 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
18996 Joseph Myers <joseph@codesourcery.com>
18998 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
18999 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
19000 * config/arm/arm-tune.md: Regenerate.
19001 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
19004 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
19006 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
19007 version number to five.
19009 2009-01-22 Dodji Seketeli <dodji@redhat.com>
19012 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
19013 * c-common.c (set_underlying_type): Likewise.
19014 (is_typedef_decl ): Likewise
19016 (set_underlying_type): Likewise.
19017 (is_typedef_type): Likewise.
19019 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
19021 PR middle-end/38587
19022 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
19025 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
19028 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
19029 (LIBGCC_SPEC): Don't define.
19030 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
19032 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
19034 PR rtl-optimization/38879
19035 * alias.c (base_alias_check): Unaligned access via AND address can
19036 alias all surrounding object types except those with sizes equal
19037 or wider than the size of unaligned access.
19039 2009-01-21 Dodji Seketeli <dodji@redhat.com>
19042 * c-decl.c (clone_underlying_type): Move this ...
19043 * c-common.c (set_underlying_type): ... here.
19044 Also, make sure the function properly sets TYPE_STUB_DECL() on
19045 the newly created typedef variant type.
19046 (is_typedef_decl ): New entry point.
19047 * tree.h: Added a new member member_types_needing_access_check to
19048 struct tree_decl_non_common.
19049 (set_underlying_type): New entry point.
19050 (is_typedef_type): Likewise.
19052 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
19054 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
19055 Check whether two instructions have memory references that
19056 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
19057 are helper functions for traversing.
19058 * alias.h (insn_alias_sets_confilict_p): New prototypes.
19059 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
19060 not to draw dependency edge for instructions with non-conflicting
19063 2009-01-20 Joseph Myers <joseph@codesourcery.com>
19066 * longlong.h: Update copyright years. Use soft-fp license notice.
19067 Sync __clz_tab declaration with glibc.
19069 2009-01-20 Steve Ellcey <sje@cup.hp.com>
19072 * doc/extend.texi (syscall_linkage): New.
19073 (version_id): Modify.
19075 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
19076 Richard Guenther <rguenther@suse.de>
19078 PR tree-optimization/38747
19079 PR tree-optimization/38748
19080 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
19081 conversion if the base address is an indirect reference and the
19082 aliasing sets could cause issues.
19084 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
19086 * common.opt (fgraphite, fgraphite-identity): Add comment for
19087 explaining why these options are not documented.
19089 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
19091 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
19092 gimple_call_lhs is NULL.
19094 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
19097 * emit-rtl.c (adjust_address_1): Make sure memref is never
19100 2009-01-20 Ben Elliston <bje@au.ibm.com>
19102 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
19103 const qualifier from arg parameter. Remove unnecessary cast to char *.
19104 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
19105 const qualifier from arg 2.
19107 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
19109 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
19111 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
19114 * rtl.h (reinit_regs): New prototype.
19115 * regclass.c: Include ira.h.
19116 (reinit_regs): New.
19117 * Makefile.in (regclass.o): Add ira.h.
19118 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
19120 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
19123 * c-common.c (handle_aligned_attribute): Use
19124 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
19125 default alignment value.
19127 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
19129 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
19130 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
19132 * doc/extend.texi: Update __attribute__ ((aligned)). Document
19133 __BIGGEST_ALIGNMENT__.
19135 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
19137 2009-01-18 Richard Guenther <rguenther@suse.de>
19139 PR tree-optimization/38819
19140 * tree-flow.h (operation_could_trap_helper_p): Declare.
19141 * tree-eh.c (operation_could_trap_helper_p): Export.
19142 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
19143 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
19144 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
19145 are about to insert a possibly trapping instruction and fail
19148 2009-01-18 Andreas Schwab <schwab@suse.de>
19150 * doc/install.texi (Configuration): Remove obsolete paragraph
19151 about use of --with-gnu-ld with --with-gnu-as.
19153 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
19155 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
19156 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
19157 Follow spelling conventions.
19159 2009-01-18 Ben Elliston <bje@au.ibm.com>
19161 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
19162 C++ warning about implicit conversion from void * to struct
19164 (bitmap_obstack_free): Likewise for bitmap_element *.
19165 * Makefile.in (bitmap.o-warn): Remove.
19167 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
19169 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
19171 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
19172 Tobias Grosser <tobi.grosser@amd.com>
19174 * graphite.c (graphite_trans_scop_block): Do not block single
19177 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
19179 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
19180 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
19181 test with assertion.
19183 2009-01-16 Richard Guenther <rguenther@suse.de>
19185 PR tree-optimization/38835
19186 PR middle-end/36227
19187 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
19188 and INT + PTR -> (INT)(PTR p+ INT) folding.
19189 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
19191 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
19194 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
19195 the subreg from a lowpart subreg if it is also casting the value.
19197 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
19198 Tobias Grosser <tobi.grosser@amd.com>
19200 * graphite.c (compare_prefix_loops): New.
19201 (build_scop_canonical_schedules): Rewritten.
19202 (graphite_transform_loops): Move build_scop_canonical_schedules
19203 after build_scop_iteration_domain.
19205 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
19206 Tobias Grosser <tobi.grosser@amd.com>
19208 * graphite.c (add_conditions_to_domain): Add the loops to
19209 the dimension of the iteration domain. Do copy the domain
19210 only when it exists.
19211 (build_scop_conditions_1): Do not call add_conditions_to_domain.
19212 (add_conditions_to_constraints): New.
19213 (can_generate_code_stmt, can_generate_code): Removed.
19214 (gloog): Do not call can_generate_code.
19215 (graphite_transform_loops): Call add_conditions_to_constraints
19216 after building the iteration domain.
19218 2009-01-16 Jakub Jelinek <jakub@redhat.com>
19220 PR tree-optimization/38789
19221 * tree-ssa-threadedge.c
19222 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
19223 __builtin_constant_p.
19225 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
19227 * dce.c (delete_unmarked_insns): Reversed the order that insns are
19228 examined before deleting them.
19230 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
19232 * function.c (aggregate_value_p): Correctly extract the function
19233 type from CALL_EXPR_FN lookup.
19235 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
19237 * config/picochip/picochip.c (picochip_override_options): Revert
19238 CFI asm flag disable commited previously.
19240 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
19241 Tobias Grosser <tobi.grosser@amd.com>
19242 Jan Sjodin <jan.sjodin@amd.com>
19244 * graphite.c (scan_tree_for_params): On substractions negate
19245 all the coefficients of the term.
19246 (clast_to_gcc_expression_red): New. Handle reduction expressions
19247 of more than two operands.
19248 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
19249 (get_vdef_before_scop): Handle also the case of default definitions.
19251 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
19253 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
19254 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
19255 Also use them when walking CALL_INSN_FUNCTION_USAGE.
19257 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
19258 Joey Ye <joey.ye@intel.com>
19260 PR middle-end/37843
19261 * cfgexpand.c (expand_stack_alignment): Don't update stack
19262 boundary nor check incoming stack boundary here.
19263 (gimple_expand_cfg): Update stack boundary and check incoming
19264 stack boundary here.
19266 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
19268 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
19270 2009-01-14 Jakub Jelinek <jakub@redhat.com>
19272 PR rtl-optimization/38245
19273 * calls.c (expand_call): Add stack arguments to
19274 CALL_INSN_FUNCTION_USAGE even for pure calls (when
19275 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
19276 in regs and partially in memory or BLKmode arguments.
19277 (emit_library_call_value_1): Add stack arguments to
19278 CALL_INSN_FUNCTION_USAGE even for pure calls (when
19279 ACCUMULATE_OUTGOING_ARGS).
19280 * dce.c: Include tm_p.h.
19281 (find_call_stack_args): New function.
19282 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
19284 (mark_insn): Call find_call_stack_args for CALL_Ps.
19285 (prescan_insns_for_dce): Walk insns backwards in bb rather than
19286 forwards. Allocate and free arg_stores bitmap if needed, pass it
19287 down to deletable_insn_p, don't mark stores set in arg_stores
19288 bitmap, clear the bitmap at the beginning of each bb.
19289 * Makefile.in (dce.o): Depend on $(TM_P_H).
19291 2009-01-14 Michael Meissner <gnu@the-meissners.org>
19294 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
19295 to make sure the insn is a conditional test (bug 22599). Reformat a
19298 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
19300 PR middle-end/38431
19301 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
19302 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
19303 (gloog): Do not call cleanup_tree_cfg.
19304 (graphite_transform_loops): Call cleanup_tree_cfg after all
19305 scops have been code generated.
19307 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
19308 * doc/gty.texi (Invoking the garbage collector): Added new node
19309 and section documenting ggc_collect.
19311 2009-01-14 Richard Guenther <rguenther@suse.de>
19313 PR tree-optimization/38826
19314 PR middle-end/38477
19315 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
19316 initialization notes only if we actually emitted a warning.
19317 (intra_create_variable_infos): Add constraints for a result decl
19318 that is passed by hidden reference.
19319 (build_pred_graph): Mark all related variables non-direct on
19322 2009-01-14 Nick Clifton <nickc@redhat.com>
19324 * ira-conflicts.c: Include addresses.h for the definition of
19326 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
19327 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
19329 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
19332 * Makefile.in (ira-lives.o): Add except.h.
19334 * ira-lives.c: Include except.h.
19335 (process_bb_node_lives): Process can_throw_internal.
19337 2009-01-13 Jakub Jelinek <jakub@redhat.com>
19339 PR rtl-optimization/38774
19340 * combine.c (simplify_set): When undoing cc_use change, don't do
19341 PUT_CODE on the newly created comparison, but instead put back the
19344 2009-01-13 Joseph Myers <joseph@codesourcery.com>
19346 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
19347 values. Remove duplicate arm8 entry.
19349 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
19351 PR tree-optimization/38786
19352 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
19353 the SSA_NAME case of expand_scalar_variables_expr.
19354 Set the type of an expression to the type of its assign statement.
19355 (expand_scalar_variables_expr): Also gather the scalar computation
19356 used to index the memory access. Do not pass loop_p.
19357 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
19358 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
19359 the gimple_stmt_iterator where it inserts new code.
19360 Do not pass loop_p.
19361 (copy_bb_and_scalar_dependences): Do not pass loop_p.
19362 (translate_clast): Update call to copy_bb_and_scalar_dependences.
19364 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
19366 * graphite.h (debug_value): Removed.
19367 * graphite.c (debug_value): Removed.
19369 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
19371 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
19372 ldrd/strd with two 32-bit instructions.
19374 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
19376 * config/arm/arm.c (struct processors): Pass for speed down into
19377 cost helper functions.
19378 (const_ok_for_op): Handle COMPARE and inequality nodes.
19379 (arm_rtx_costs_1): Rewrite.
19380 (arm_size_rtx_costs): Update prototype.
19381 (arm_rtx_costs): Pass speed down to helper functions.
19382 (arm_slowmul_rtx_costs): Rework cost calculations.
19383 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
19384 (arm_9e_rtx_costs): Likewise.
19386 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
19388 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
19389 relocations of local symbols wider than UNITS_PER_WORD are not valid.
19390 (alpha_legitimize_address): Do not split local symbols wider than
19391 UNITS_PER_WORD into HIGH/LO_SUM parts.
19393 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
19396 * gcc.c (process_command): Replace call to execvp with calls
19397 to pex_one and exit.
19399 2009-01-03 Anatoly Sokolov <aesok@post.ru>
19402 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
19403 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
19404 variant for devices with 3-byte PC.
19405 (__tablejump_elpm__): New.
19407 2009-01-12 Jakub Jelinek <jakub@redhat.com>
19410 * c-parser.c (c_parser_postfix_expression): Allow `->' in
19411 offsetof member-designator, handle it as `[0].'.
19413 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19415 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
19416 function when not using named sections on targets with named sections
19417 if branch distance is less than 262132.
19419 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
19421 * combine.c (combine_instructions): Recompute
19422 optimize_this_for_speed_p for each BB in the main combine loop.
19424 2009-01-12 Tomas Bily <tbily@suse.cz>
19427 * tree-loop-distribution.c (prop_phis): New function.
19428 (generate_builtin): Call prop_phis.
19429 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
19431 2009-01-12 Jakub Jelinek <jakub@redhat.com>
19433 PR tree-optimization/38807
19434 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
19435 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
19437 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
19439 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
19440 subreg of op0 to the original op0.
19442 2009-01-11 Laurent GUERBY <laurent@guerby.net>
19444 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
19446 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
19449 * mips-tfile.c (parse_def): Fix parsing of def strings
19450 starting with digits.
19452 2009-01-10 Jakub Jelinek <jakub@redhat.com>
19455 * config/arm/arm.c (arm_is_long_call_p): Don't call
19456 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
19458 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
19460 * regrename.c (regrename_optimize): Fix dumping.
19461 (find_oldest_value_reg): Preserve REG_POINTER.
19462 (copy_hardreg_forward_1): Likewise.
19464 2009-01-09 Diego Novillo <dnovillo@google.com>
19466 * gimple.h (struct gimple_statement_base) <uid>: Document
19467 the restrictions on its use.
19468 (gimple_uid): Tidy.
19469 (gimple_set_uid): Tidy.
19471 2009-01-09 Jakub Jelinek <jakub@redhat.com>
19473 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
19474 zero guard even if align_bytes != 0 and count is smaller than
19477 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
19479 PR rtl-optimization/38495
19480 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
19481 (add_range_and_copies_from_move_list): Print all added ranges.
19482 Add ranges to memory optimized destination.
19484 2009-01-09 Jakub Jelinek <jakub@redhat.com>
19488 * config/i386/i386.c (override_options): Reject
19489 -mstringop-strategy=rep_8byte with -m32.
19490 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
19491 to 1. Do count comparison against epilogue_size_needed at compile
19492 time even when count_exp was constant forced into register. For
19493 size_needed don't jump to epilogue, instead just avoid aligning
19494 and invoke the body algorithm. If need_zero_guard, add zero guard
19495 even if count is non-zero, but smaller than size_needed + number of
19496 bytes that could be stored for alignment.
19497 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
19498 to 1. If need_zero_guard, add zero guard even if count is non-zero,
19499 but smaller than size_needed + number of bytes that could be stored
19500 for alignment. Compare size_needed with epilogue_size_needed instead
19501 of desired_align - align, don't adjust size_needed, pass
19502 epilogue_size_needed to the epilogue expanders.
19505 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
19507 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19509 * pa.c (last_address): Change to unsigned.
19510 (update_total_code_bytes): Change argument to unsigned. Don't
19511 check if insn addresses are set.
19512 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
19513 addresses are not set.
19514 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
19516 2009-01-09 Nick Clifton <nickc@redhat.com>
19518 * config/sh/symbian.c: Replace uses of DECL_INLINE with
19519 DECL_DECLARED_INLINE_P.
19521 2009-01-09 Jakub Jelinek <jakub@redhat.com>
19523 PR middle-end/38347
19524 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
19525 GET_MODE (op0) in operand_subword_force calls.
19527 PR middle-end/38771
19528 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
19529 fold_convert arg0 operands to TREE_TYPE (op0) first.
19531 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
19533 * params.def (ira-max-conflict-table-size): Decrease default value
19536 2009-01-08 Jakub Jelinek <jakub@redhat.com>
19538 PR tree-optimization/37031
19539 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
19541 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
19542 allocate it using gc instead of heap, use VEC_quick_push instead of
19544 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
19545 instead of heap, use VEC_quick_push instead of VEC_safe_push.
19546 * tree-data-ref.h (struct access_matrix): Change matrix to gc
19547 allocated vector from heap allocated.
19548 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
19549 * tree-loop-linear.c (linear_transform_loops): Allocate nest
19550 vector only after perfect_loop_nest_depth call.
19552 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
19553 Jan Sjodin <jan.sjodin@amd.com>
19555 PR tree-optimization/38559
19556 * graphite.c (debug_value, copy_constraint,
19557 swap_constraint_variables, scale_constraint_variable, ): New.
19558 (get_lower_bound, get_upper_bound): Removed.
19559 (graphite_trans_bb_strip_mine): Clean up this code that works
19560 only for constant number of iterations. Fully copy upper and
19561 lower bound constraints, not only the constant part of them.
19562 * graphite.h (debug_value): Declared.
19564 2009-01-08 Ira Rosen <irar@il.ibm.com>
19566 PR tree-optimization/37194
19567 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
19568 Don't add the cost of cost model guard in prologue to scalar
19569 outside cost in case of known number of iterations.
19571 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
19572 Alan Modra <amodra@bigpond.net.au>
19574 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
19575 non-word-aligned REG+CONST addressing.
19577 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
19580 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
19581 free_after_compilation when outputting a thunk.
19582 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
19583 Do not call free_after_compilation here.
19585 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
19587 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
19588 (ix86_valid_target_attribute_inner_p): Ditto.
19590 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
19592 PR tree-optimization/38492
19593 PR tree-optimization/38498
19594 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
19595 * tree-chrec.h (scev_is_linear_expression): Declared.
19596 * graphite.c (graphite_cannot_represent_loop_niter): New.
19597 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
19598 (graphite_loop_normal_form): Use gcc_assert.
19599 (scan_tree_for_params): Use CASE_CONVERT.
19600 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
19601 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
19602 Use gcc_assert. Discard scops that contain unhandled cases.
19603 (build_scop_conditions): Return a boolean status for unhandled cases.
19604 (strip_mine_profitable_p): Print the loop number, not its depth.
19605 (is_interchange_valid): Pass the depth of the loop nest, don't
19606 recompute it wrongly.
19607 (graphite_trans_bb_block): Same.
19608 (graphite_trans_bb_block): Print tentative of loop blocking.
19609 (graphite_trans_scop_block): Do not print that the loop has been
19611 (graphite_transform_loops): Do not handle scops that contain condition
19614 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
19616 AVX Programming Reference (December, 2008)
19617 * config/i386/avxintrin.h (_mm256_stream_si256): New.
19618 (_mm256_stream_pd): Likewise.
19619 (_mm256_stream_ps): Likewise.
19621 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
19622 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
19623 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
19624 (bdesc_special_args): Add __builtin_ia32_movntdq256,
19625 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
19626 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
19627 (ix86_expand_special_args_builtin): Likewise.
19629 * config/i386/sse.md (AVXMODEDI): New.
19630 (avx_movnt<mode>): Likewise.
19631 (avx_movnt<mode>): Likewise.
19632 (<sse>_movnt<mode>): Remove AVX support.
19633 (sse2_movntv2di): Likewise.
19635 2009-01-07 Richard Guenther <rguenther@suse.de>
19637 PR middle-end/38751
19638 * fold-const.c (extract_muldiv): Remove obsolete comment.
19639 (fold_plusminus_mult_expr): Undo MINUS_EXPR
19640 to PLUS_EXPR canonicalization for the canonicalization.
19642 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
19644 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
19645 hosted cross-compilers generating less efficient code.
19647 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
19649 * function.h (rtl_data): Add a dbr_scheduled_p field.
19650 * reorg.c (dbr_schedule): Set it.
19651 (gate_handle_delay_slots): Check it.
19652 * config/mips/mips.c (mips_base_delayed_branch): Delete.
19653 (mips_reorg): Check flag_delayed_branch instead of
19654 mips_base_delayed_branch.
19655 (mips_override_options): Don't set mips_base_delayed_branch
19656 or flag_delayed_branch.
19658 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
19660 PR rtl-optimization/38426.
19661 * ira.c (ira): Set current_function_is_leaf earlier.
19663 2009-01-06 Jakub Jelinek <jakub@redhat.com>
19665 PR rtl-optimization/38722
19666 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
19667 too early, only set a flag and modify after last possible
19670 2009-01-06 Janis Johnson <janis187@us.ibm.com>
19673 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
19674 * real.c (decimal_single_format): Correct values of emin and emax.
19675 (decimal_double_format): Ditto.
19676 (decimal_quad_format): Ditto.
19677 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
19678 computation of DECnn_MIN and DECnn_MAX for corrected values of
19679 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
19680 __DECnn_MIN__, and adjust its computation for the corrected value
19683 2009-01-06 Jan Hubicka <jh@suse.cz>
19686 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
19688 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
19690 * doc/contrib.texi (Contributors): Slightly adjust the end note.
19691 Add Robert Clark to the list of testers.
19693 2009-01-06 Jan Hubicka <jh@suse.cz>
19694 Kai Tietz <kai.tietz@onevision.com>
19696 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
19697 * config/i386/i386.c (ix86_expand_call): Add clobbers.
19699 2009-01-06 Jan Hubicka <jh@suse.cz>
19700 Kai Tietz <kai.tietz@onevision.com>
19702 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
19704 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
19705 (ix86_nsaved_regs): Count only general purpose regs.
19706 (ix86_nsaved_sseregs): New.
19707 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
19708 to 16 for w64; compute padding and size of sse reg save area.
19709 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
19710 general purpose regs.
19711 (ix86_emit_save_sse_regs_using_mov): New.
19712 (ix86_expand_prologue): Save SSE regs if needed.
19713 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
19714 (ix86_emit_restore_sse_regs_using_mov): New.
19715 (ix86_expand_epilogue): Save SSE regs if needed.
19717 2009-01-06 Jan Hubicka <jh@suse.cz>
19718 Kai Tietz <kai.tietz@onevision.com>
19720 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
19721 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
19722 functions when accumulate outgoing args is off.
19724 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
19727 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
19728 before using pseudos_have_intersected_live_ranges_p.
19730 * ira-int.h (ira_assert): Always define.
19732 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
19734 AVX Programming Reference (December, 2008)
19735 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
19736 (_mm256_permute2_pd): Likewise.
19737 (_mm_permute2_ps): Likewise.
19738 (_mm256_permute2_ps): Likewise.
19739 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
19740 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
19742 * config/i386/i386.c (ix86_builtins): Remove
19743 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
19744 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
19745 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
19746 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
19747 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
19748 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
19749 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
19750 __builtin_ia32_vpermil2ps256.
19751 (ix86_init_mmx_sse_builtins): Updated.
19752 (ix86_expand_args_builtin): Likewise.
19754 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19756 * pa.c (output_call): Relocate non-jump insns in the delay slot of
19757 long absolute calls when generating PA 2.0 code.
19759 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
19761 PR rtl-optimization/38583
19762 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
19764 * params.def (ira-max-conflict-table-size): New.
19766 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
19768 * ira.h (ira_conflicts_p): New external definition.
19770 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
19771 table. Report this. Return result of building.
19772 (ira_build_conflicts): Use ira_conflicts_p. Check result of
19773 building conflict table.
19775 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
19776 (ira_color): Use ira_conflicts_p.
19778 * global.c: Include ira.h.
19779 (pseudo_for_reload_consideration_p, build_insn_chain): Use
19782 * Makefile.in (global.o): Add ira.h.
19784 * ira-build.c (mark_all_loops_for_removal,
19785 propagate_some_info_from_allocno): New.
19786 (remove_unnecessary_allocnos): Call
19787 propagate_some_info_from_allocno.
19788 (remove_low_level_allocnos): New.
19789 (remove_unnecessary_regions): Add parameter. Call
19790 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
19791 parameter to remove_unnecessary_regions.
19792 (ira_build): Remove all regions but root if the conflict table was
19793 not built. Update conflict hard regs for allocnos crossing calls.
19795 * ira.c (ira_conflicts_p): New global.
19796 (ira): Define and use ira_conflicts_p.
19798 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
19799 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
19800 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
19802 2009-01-06 Ben Elliston <bje@au.ibm.com>
19804 * gengtype-lex.l (YY_NO_INPUT): Define.
19806 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
19809 * c-common.c (handle_vector_size_attribute): Also reject
19810 BOOLEAN_TYPE types.
19812 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
19814 PR tree-optimization/38492
19815 * graphite.c (rename_map_elt, debug_rename_elt,
19816 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
19817 rename_map_elt_info, eq_rename_map_elts,
19818 get_new_name_from_old_name, bb_in_sese_p): Moved around.
19819 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
19820 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
19821 (sese_build_livein_liveouts): New.
19822 (new_sese, free_sese): New.
19823 (new_scop): Call new_sese.
19824 (free_scop): Call free_sese.
19825 (rename_variables_from_edge, rename_phis_end_scop): Removed.
19826 (register_old_new_names): Renamed register_old_and_new_names.
19827 (register_scop_liveout_renames, add_loop_exit_phis,
19828 insert_loop_close_phis, struct igp,
19829 default_liveout_before_guard, add_guard_exit_phis,
19830 insert_guard_phis, copy_renames): New.
19831 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
19832 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
19833 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
19834 (scop_adjust_phis_for_liveouts): New.
19835 (gloog): Call scop_adjust_phis_for_liveouts.
19837 * graphite.h (struct sese): Documented. Added fields liveout,
19838 num_ver and livein.
19839 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
19840 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
19841 (struct scop): Added field liveout_renames.
19842 (SCOP_LIVEOUT_RENAMES): New.
19844 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
19846 PR tree-optimization/38510
19847 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
19848 (translate_clast): Call recompute_all_dominators before
19850 (gloog): Call recompute_all_dominators before graphite_verify.
19852 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
19853 Jan Sjodin <jan.sjodin@amd.com>
19855 PR tree-optimization/38500
19856 * graphite.c (create_sese_edges): Call fix_loop_structure after
19859 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
19861 * config.gcc: Add m32r*-*-rtems*.
19862 * config/m32r/rtems.h: New file.
19864 2009-01-05 Ben Elliston <bje@au.ibm.com>
19866 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
19867 (.po.pox): Likewise.
19868 (po/gcc.pot): Likewise.
19870 2009-01-04 David S. Miller <davem@davemloft.net>
19872 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
19873 (STARTING_FRAME_OFFSET): Always set to zero.
19875 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
19877 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
19878 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
19879 fixed-point types, and vectors of the same.
19881 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
19883 * config/mips/sync.md (*mb_barrier): Rename to...
19884 (*memory_barrier): ...this.
19886 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
19888 * doc/extend.texi (Function Attributes): Move @cindex after @item
19889 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
19890 and put in alphabetical order. Fix 'target' name and put in order.
19891 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
19894 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
19896 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
19897 (memory_barrier): Expand as unspec instead of unspec_volatile.
19898 Remove mem:BLK from insn operands. Use Pmode scratch register.
19899 (*memory_barrier): Define as unspec instead of unspec_volatile.
19900 Use (match_dup 0) as input operand.
19902 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
19903 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
19904 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
19905 scratch register. Remove operand 1.
19906 (*stbar): Define as unspec instead of unspec_volatile.
19907 Use (match_dup 0) as input operand, remove (const_int 8).
19908 (*membar): Define as unspec instead of unspec_volatile.
19909 Use (match_dup 0) as input operand, remove input operand 2.
19911 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
19912 (memory_barrier): Expand as unspec instead of unspec_volatile.
19913 Remove mem:BLK from insn operands. Use Pmode scratch register.
19914 (*memory_barrier): Define as unspec instead of unspec_volatile.
19915 Use (match_dup 0) as input operand.
19917 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
19918 Remove mem:BLK from insn operands. Use Pmode scratch register.
19919 Set volatile flag on operand 0.
19920 (*memory_barrier): New insn pattern.
19922 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
19924 (*memory_barrier): Use (match_dup 0) as input operand.
19926 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
19927 Remove mem:BLK from insn operands. Use Pmode scratch register.
19928 Set volatile flag on operand 0.
19929 (*mb_internal): New insn pattern.
19931 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
19933 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
19935 PR middle-end/38586
19936 * function.c (struct temp_slot): Move to the section of the file
19937 that deals with temp slots. Remove field 'address'.
19938 (temp_slot_address_table): New hash table of address -> temp slot.
19939 (struct temp_slot_address_entry): New struct, items for the table.
19940 (temp_slot_address_compute_hash, temp_slot_address_hash,
19941 temp_slot_address_eq, insert_temp_slot_address): Support functions
19943 (find_temp_slot_from_address): Rewrite to use the new hash table.
19944 (remove_unused_temp_slot_addresses): Remove addresses of temp
19945 slots that have been made available.
19946 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
19947 worker function for remove_unused_temp_slot_addresses.
19948 (assign_stack_temp_for_type): Don't clear the temp slot address list.
19949 Add the temp slot address to the address -> temp slot map.
19950 (update_temp_slot_address): Update via insert_temp_slot_address.
19951 (free_temp_slots): Call remove_unused_temp_slot_addresses.
19952 (pop_temp_slots): Likewise.
19953 (init_temp_slots): Allocate the address -> temp slot map, or empty
19954 the map if it is already allocated.
19955 (prepare_function_start): Initialize temp slot processing.
19957 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
19959 PR middle-end/38584
19960 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
19961 Calculate the size of all stack vars assuming no packing of stack
19962 vars will happen, replacing a quadratic algorithm with a linear one.
19964 2009-01-03 Jakub Jelinek <jakub@redhat.com>
19967 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
19970 2009-01-03 Diego Novillo <dnovillo@google.com>
19972 * doc/contrib.texi: Update contributions.
19974 2009-01-03 Jakub Jelinek <jakub@redhat.com>
19977 * builtins.c (fold_builtin_memory_op): Give up if either operand
19978 is volatile. Set srctype or desttype to non-qualified version
19982 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
19983 and FUNCTION_DECLs.
19985 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
19987 PR rtl-optimization/35805
19988 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
19989 problem if fast dce is able to remove any instructions.
19990 * dce.c (dce_process_block): Fix dump message.
19992 2009-01-02 Mark Mitchell <mark@codesourcery.com>
19995 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
19997 2009-01-02 Jakub Jelinek <jakub@redhat.com>
19999 PR middle-end/38690
20000 * tree-flow.h (op_code_prio, op_prio): New prototypes.
20001 * tree-pretty-print.c (op_code_prio): New function.
20002 (op_prio): No longer static. Use op_code_prio.
20003 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
20004 Use op_prio and op_code_prio to determine if () should be
20005 printed around operand(s) or not.
20007 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
20008 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
20009 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
20010 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
20011 pp_character instead of pp_string for single letter printing.
20013 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
20015 * doc/extend.texi: Fix '#pragma GCC option' typo.
20017 2009-01-02 Richard Guenther <rguenther@suse.de>
20019 * doc/install.texi (--enable-checking): Mention different
20020 default for stage1.
20021 (--enable-stage1-checking): Document.
20023 2009-01-01 Andrew Pinski <pinskia@gmail.com>
20025 PR middle-end/30142
20026 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
20027 case to be an error.
20029 2009-01-02 Ben Elliston <bje@au.ibm.com>
20031 * config/fp-bit.h (pack_d): Constify argument.
20032 * config/fp-bit.c (makenan): Constify return type. Remove casts.
20033 (isnan): Constify argument.
20035 (iszero): Likewise.
20036 (pack_d): Likewise.
20037 (_fpadd_parts): Constify return type.
20038 (_fpmul_parts): Likewise.
20039 (_fpdiv_parts): Likewise.
20041 2009-01-01 Jakub Jelinek <jakub@redhat.com>
20044 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
20045 warn about overwriting initializer with side-effects or
20046 -Woverride-init if !IMPLICIT.
20047 (output_init_element): Likewise. Pass IMPLICIT down to
20049 (process_init_element): Add IMPLICIT argument. Pass it down
20050 to output_init_element.
20051 (push_init_element, pop_init_level, set_designator): Adjust
20052 process_init_element callers.
20053 (set_nonincremental_init, set_nonincremental_init_from_string):
20054 Adjust add_pending_init callers.
20055 (output_pending_init_elements): Adjust output_init_element callers.
20056 * c-tree.h (process_init_element): Adjust prototype.
20057 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
20058 process_init_element callers.
20061 Copyright (C) 2009 Free Software Foundation, Inc.
20063 Copying and distribution of this file, with or without modification,
20064 are permitted in any medium without royalty provided the copyright
20065 notice and this notice are preserved.