1 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3 * reload.c (find_reloads_address): Fix typo.
5 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7 * config/spu/spu.c (get_pic_reg): Use LAST_ARG_REGNUM as PIC
8 registers in leaf functions if possible.
10 2009-11-17 Maxim Kuvyrkov <maxim@codesourcery.com>
12 * config/m68k/m68k-devices.def: Add MCF5441x family.
14 2009-11-17 Jan Hubicka <jh@suse.cz>
16 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Do not access
18 * cgraphunit.c (verify_cgraph_node): Verify frequencies for match.
20 2009-11-17 Uros Bizjak <ubizjak@gmail.com>
22 * config/i386/predicates.md (x86_64_szext_general_operand): Do not
24 (x86_64_szext_nonmemory_operand): Ditto.
25 (call_insn_operand): Ditto.
27 2009-11-16 Alexandre Oliva <aoliva@redhat.com>
29 * stmt.c (expand_asm_stmt): Get locus from stmt.
31 2009-11-16 Alexandre Oliva <aoliva@redhat.com>
33 * tree-cfg.c (gimple_redirect_edge_and_branch) <case GIMPLE_ASM>:
34 Create the decl label for the new dest block on demand. Require
35 a fallthrough edge if no asm labels were redirected.
37 2009-11-16 Uros Bizjak <ubizjak@gmail.com>
39 * config/i386/i386.md (cbranchsi4): Use nonimmediate_operand for
41 (cstoresi4): Ditto for operand 2.
42 (cbranch<mode>4): Macroize expander from cbranch{qi,hi,si,di,ti}4
43 patterns using SDWIM mode iterator.
44 (cstore<mode>4): Macroize expander from cstore{qi,hi,si,di}4 patterns
45 using SWIM mode iterator.
46 (cmpdi_1): Rename from cmpdi_1_rex64.
47 (cmp<mode>_1): Macroize expander from cmp{si,di}_1 patterns using
49 (*cmp<mode>_1): Macroize insn from *cmp{qi,hi,si,di}_1_insn using SWI
51 (*cmp<mode>_ccno_1): Ditto from *cmp{qi,hi,si,di}_ccno_1.
52 (*cmp<mode>_minus_1): Ditto from *cmp{qi,hi,si,di}_minus_1.
53 (*cmpqi_ext_3_insn): Make private.
54 (*cmpqi_ext_3_insn_rex64): Make private.
55 (cmpstrnsi): Update for renamed cmpdi_1_rex64.
56 * config/i386/predicates.md (cmpsi_operand): Remove.
58 2009-11-16 Paul Brook <paul@codesourcery.com>
60 * doc/invoke.texi: Document ARM VFPv4 based FPUs.
61 * config/arm/arm.c (all_fpus): Add VFPv4 entries.
63 2009-11-14 Jan Hubicka <jh@suse.cz>
65 * cgraphbuild.c (compute_call_stmt_bb_frequency): Use proper
67 * cgraph.c (cgraph_clone_edge): Avoid freq_scale 0 to completely
69 * cgraphunit.c (verify_cgraph_node): Verify cgraph nodes for
70 frequency and count match.
71 * ipa-inline.c (update_noncloned_frequencies): New function.
72 (cgraph_clone_inlined_nodes): Use it.
73 * tree-inline.c (copy_bb): Fix frequency scaling; output
74 diagnostic on frequency mismatches to dump file.
75 (initialize_cfun): Do not scale frequency; fix count scaling;
76 initialize entry and exit block frequencies; copy profile info.
77 (copy_cfg_body): Use frequency_scale as argument; fix count scaling.
78 (copy_body): Use frequency_scale as argument.
79 (expand_call_inline): Compute frequency scale and output diagnostic
81 (delete_unreachable_blocks_update_callgrah): Remove checking that
82 has to be done after edge redirection.
83 (tree_function_versioning): Update initialize_cfun and copy_body call.
85 2009-11-14 Jan Hubicka <jh@suse.cz>
87 * cgraph.c (cgraph_release_function_body): Update use of
88 ipa_transforms_to_apply.
89 (cgraph_remove_node): Remove ipa_transforms_to_apply.
90 * cgraph.h (struct cgraph_node): Add ipa_transforms_to_apply.
91 * cgraphunit.c (save_inline_function_body): Clear ipa_transforms for
93 (cgraph_materialize_clone): Remove original if dead.
94 * lto-streamer-in.c (lto_read_body): Remove FIXME and
95 ipa_transforms_to_apply hack.
96 * function.h (struct function): Add ipa_transforms_to_apply.
97 * ipa.c (cgraph_remove_unreachable_nodes): Handle dead clone originals.
98 * tree-inline.c (copy_bb): Update sanity check.
99 (initialize_cfun): Do not copy ipa_transforms_to_apply.
100 (expand_call_inline): remove dead clone originals.
101 (tree_function_versioning): Merge transformation queues.
102 * passes.c (add_ipa_transform_pass): Remove.
103 (execute_one_ipa_transform_pass): Update ipa_transforms_to_apply
105 (execute_all_ipa_transforms): Update.
106 (execute_one_pass): Update.
108 2009-11-14 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
110 PR target/21078, 21080
111 * config/avr/avr.c (avr_return_addr_rtx): New function for
112 builtin_return_address.
113 (expand_prologue): Calculate stack usage.
114 (avr_asm_function_end_prologue): Output stack size and offset label.
115 * config/avr/avr.h (RETURN_ADDR_RTX): Replace.
116 (machine_function): Add stack_usage.
117 * config/avr/avr-protos.h (avr_return_addr_rtx): New function.
119 2009-11-14 Anatoly Sokolov <aesok@post.ru>
121 * config/iq2000/iq2000.c (iq2000_function_value): Make static, add
122 new 'outgoing' argument.
123 (iq2000_libcall_value, iq2000_function_value_regno_p): New functions.
124 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
125 * config/iq2000/iq2000.h (FUNCTION_VALUE_REGNO_P): Redefine, use
126 iq2000_function_value_regno_p.
127 (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
128 * config/iq2000/iq2000-protos.h (iq2000_function_value_regno_p):
131 2009-11-14 Richard Earnshaw <rearnsha@arm.com>
134 * arm.md (adddi_sesidi_di): Place tied contraint first.
135 (adddi_zesidi_di, subdi_di_zesidi, subdi_di_sesidi): Likewise
136 (subdi_zesidi_di, subdi_sesidi_di): Likewise.
137 (mulsi3_compare0, mulsi_compare0_scratch): Likewise.
138 (mulsi3addsi, mulsi3addsi_compare0): Likewise.
139 (mulsi3addsi_compare0_scratch, smulsi3_highpart_nov6): Likewise.
140 (umulsi3_highpart_nov6, anddi_zesidi_di, anddi_sesdi_di): Likewise.
141 (anddi_notdi_di, iordi_sesidi_di, xordi_sesidi_di): Likewise.
142 (andsi_iorsi3_notsi, arm_ashldi3_1bit, arm_ashrdi3_1_bit): Likewise.
143 (arm_lshrdi3_1bit, one_cmpldi2): Likewise.
145 2009-11-14 Uros Bizjak <ubizjak@gmail.com>
147 * config/i386/predicates.md (call_register_no_elim_operand):
148 New predicate. Reject stack register as valid call operand
150 (call_insn_operand): Use call_register_no_elim_operand.
152 2009-11-13 Richard Henderson <rth@redhat.com>
154 * function.c (stack_protect_prologue): Don't bypass expand_expr
155 for stack_protect_guard and guard_decl.
156 (stack_protect_epilogue): Likewise.
158 2009-11-13 Jan Hubicka <jh@suse.cz>
160 * ipa.c (function_and_variable_visibility): Clear COMDAT on functions
161 when to PUBLIC is set.
163 2009-11-13 Jakub Jelinek <jakub@redhat.com>
166 * gimplify.c (gimplify_omp_atomic): Set DECL_GIMPLE_REG_P on
169 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
172 * config/i386/i386.md (*call_pop_1, *call_1, *call_value_pop_1,
173 *call_value_1): Use "lsm" as operand 1 constraint.
174 * config/i386/predicates.md (call_insn_operand): Depend on
175 index_register_operand to avoid %esp register.
177 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
180 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
183 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
184 (TARGET_CALL_ESP): New define.
185 * config/i386/i386.c (initial_ix86_tune_features): Initialize
187 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
188 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
189 *call_1, *call_value_pop_1 and *call_value_1. Depend on
191 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
192 New patterns, use "lsm" as operand 1 constraint.
193 * config/i386/predicates.md (call_insn_operand): Depend on
194 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
196 2009-11-13 Jason Merrill <jason@redhat.com>
199 * dwarf2out.c (gen_variable_die): Don't worry about DECL_COMDAT.
200 Don't emit a second declaration at any scope.
202 2009-11-13 Andrey Belevantsev <abel@ispras.ru>
204 PR rtl-optimization/41697
205 * sel-sched-ir.c (fallthru_bb_of_jump): Bail out when a block with
206 a conditional jump has a single successor.
208 2009-11-13 Andrey Belevantsev <abel@ispras.ru>
210 * sched-deps.c (init_deps): New parameter lazy_reg_last. Don't
211 allocate reg_last when in case lazy_reg_last is true.
212 (init_deps_reg_last): New.
213 (free_deps): When max_reg is 0, this context is already freed.
214 * sched-int.h (init_deps_reg_last): Export.
215 (init_deps): Update prototype.
216 * sched-ebb.c (schedule_ebb): Update the call to init_deps.
217 * sched-rgn.c (sched_rgn_compute_dependencies): Likewise.
218 * ddg.c (build_intra_loop_deps): Likewise.
219 * sel-sched-ir.c (copy_deps_context, create_deps_context,
220 reset_deps_context, deps_init_id): Likewise.
221 (init_first_time_insn_data): Lazy allocate INSN_DEPS_CONTEXT.
222 (free_data_for_scheduled_insn): New, break down from ...
223 (free_first_time_insn_data): ... here.
224 (has_dependence_p): Allocate reg_last now, when it is needed.
225 (extend_insn_data): When maximal LUID is big enough, allocate
226 per-insn data in smaller chunks.
227 * sel-sched-ir.h (free_data_for_scheduled_insn): Export.
228 * sel-sched.c (update_seqnos_and_stage): Free INSN_DEPS_CONTEXT
231 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
233 * config/i386/i386.md (call_value): Fix comment.
234 (sibcall_value): Ditto.
236 2009-11-13 Eric Botcazou <ebotcazou@adacore.com>
238 * config/i386/linux-unwind.h (x86_frob_update_context): New function.
239 (MD_FROB_UPDATE_CONTEXT): Define.
241 2009-11-12 Eric Botcazou <ebotcazou@adacore.com>
242 Laurent GUERBY <laurent@guerby.net>
244 * config/sparc/linux-unwind.h (sparc64_fallback_frame_state): Tidy.
245 Do not schedule an %sp restore. Compensate for RETURN_ADDR_OFFSET.
246 (sparc_fallback_frame_state): Tidy. Compensate for RETURN_ADDR_OFFSET.
248 2009-11-12 Jan Hubicka <jh@suse.cz>
250 * ipa.c (function_and_variable_visibility): Fix my accidentail commit
251 and clear DECL_COMMON on localized declarations.
253 2009-11-12 Bernd Schmidt <bernd.schmidt@analog.com>
256 * regrename.c (struct du_head): New structure; some elements moved
258 (struct du_chain): ... this one.
259 (open_chains, closed_chains): Now of type struct du_head *.
260 (do_replace): Accept du_head argument, not du_chain. All callers
261 changed. Modified code to match new data structures.
262 (build_def_use): Return a list of du_head structures. Modified code
263 to match new data structures.
264 (dump_def_use_chain): Accept du_head argument, not du_chain. All
265 callers changed. Modified code to match new data structures.
266 (merge_overlapping_regs): Accept du_head argument, not du_chain. All
267 callers changed. Modified code to match new data structures.
268 (scan_rtx_reg): Change type of this_regno and this_nregs to unsigned.
269 Allocate a du_head structure as well as a du_chain when creating a
270 new chain. Modified other code to match new data structures.
272 2009-11-12 Jan Hubicka <jh@suse.cz>
274 * cgraph.h (varpool_node_name): Declare.
275 * cgraphunit.c (process_function_and_variable_attributes): Set
276 force_output flag on used variables.
277 * ipa.c (function_and_variable_visibility): Dump externally visible
278 and needed variables.
279 * varpool.c (varpool_node_name): Export.
280 (decide_is_variable_needed): Check COMDAT for externally visible vars;
283 2009-11-12 Uros Bizjak <ubizjak@gmail.com>
286 * simplify-rtx.c (simplify_replace_fn_rtx) <case 'e'>: Skip
287 processing if XEXP (x, i) is NULL.
289 2009-11-12 Jan Hubicka <jh@suse.cz>
291 * ipa.c (function_and_variable_visibility): Verify that WEAK || COMMON
292 imply PUBLIC || EXTERNAL.
294 2009-11-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
297 * cfgexpand.c (expand_gimple_basic_block): Append NOP to a fallthru,
298 single successor block, ending with jump created by RTL expander.
300 2009-11-11 Jan Hubicka <jh@suse.cz>
303 * ipa.c (function_and_variable_visibility): Do not privatize COMDAT
304 and WEAK variables at -fwhole-program.
307 * ipa.c (whole_program_function_and_variable_visility): COMDAT
308 functions/variables are not needed even if they are externally visible.
310 2009-11-11 Jan Hubicka <jh@suse.cz>
312 (patch by Richard Guenther)
313 * lto-streamer-out.c (output_function): Output head of argument list
315 * lto-streamer-in.c (input_function): Re-map arguments into merged
318 2009-11-11 Jan Hubicka <jh@suse.cz>
320 * lto-cgraph.c: Include gcov-io.h
321 (output_profile_summary): New function.
322 (output_cgraph): Use it.
323 (input_profile_summary): New function.
324 (input_cgraph): Use it.
325 * coverage.c (build_ctr_info_value): Use varpool; initalize
327 (create_coverage): Likewise.
328 * tree-profile.c (tree_init_ic_make_global_vars): Likewise.
329 (tree_init_edge_profiler): Likewise.
330 * Makefile.in (lto-cgraph.o): Add dependency on gcov-io.h.
332 2009-11-11 Kai Tietz <kai.tietz@onevision.com>
334 * config/i386/cygming.h (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
335 * c-pragma.c (def_pragma_macro_value): Likewise.
336 (def_pragma_macro): Likewise.
337 (pushed_macro_table): Likewise.
338 (HANDLE_PRAGMA_PUSH_POP_MACRO): Remove guarded code.
339 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
341 2009-11-11 Basile Starynkevitch <basile@starynkevitch.net>
343 * doc/plugins.texi (Registering custom attributes): section
344 renamed as (Registering custom attributes or pragmas).
345 Mentions custom attributes & pragmas, and c_register_pragma, with
347 * doc/cpp.texi (Pragmas): Mentions that plugins can provide their
349 * doc/extend.texi (Function Attributes): Mentions that plugin can
350 provide their attributes.
352 2009-11-11 Jon Beniston <jon@beniston.com>
354 * config.gcc: Add lm32 elf and uclinux targets.
355 * config/lm32: New directory.
356 * config/lm32/lm32.c: New file.
357 * config/lm32/lm32.h: New file.
358 * config/lm32/lm32.md: New file.
359 * config/lm32/lm32.opt: New file.
360 * config/lm32/lm32-protos.h: New file.
361 * config/lm32/constraints.md: New file.
362 * config/lm32/predicates.md: New file.
363 * config/lm32/sfp-machine.h: New file.
364 * config/lm32/t-fprules-softfp: New file.
365 * config/lm32/uclinux-elf.h: New file.
366 * doc/invoke.texi: Document lm32 options.
367 * doc/contrib.texi: Document lm32 porter.
368 * doc/install.texi: Document lm32 targets.
370 2009-11-11 Martin Jambor <mjambor@suse.cz>
373 * ipa-prop.c (ipa_update_after_lto_read): Call
374 ipa_check_create_node_params and ipa_check_create_edge_args. Also
375 call ipa_initialize_node_params instead of ipa_populate_param_decls.
377 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
379 * config/arm/arm.c (neon_vdup_constant, neon_make_constant): New.
380 (neon_expand_vector_init): Use them. Also handle non-constant
381 vectors with identical elements and vectors with only one
382 non-constant element.
383 (arm_print_operand): Handle 'y' modifier.
384 * config/arm/arm-protos.h (neon_make_constant): Declare.
385 * config/arm/neon.md (neon_vdup_n<mode>): Split into two
386 patterns. Use VX instead of VDQW for the first one. Allow
387 a VFP alternative and V32 modes for the second one.
388 * config/arm/neon.ml (shape_elt): Add Alternatives.
389 (ops): Use Alternatives for vdup lane instructions.
390 * config/arm/neon-testgen.ml (analyze_shape): Handle Alternatives.
391 * config/arm/vec-common.md (mov<mode>): Use neon_make_constant.
393 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
395 * config/arm/neon.md (*neon_mov<mode>): Reject two non-register
397 (movti, mov<mode>): Call force_reg on one operand if required.
398 * config/arm/vec-common.md (mov<mode>): Likewise.
400 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
402 * config/arm/arm.c (arm_override_options): Enable scheduling for
405 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
409 * expr.h (anti_adjust_stack_and_probe): Declare.
410 * explow.c (anti_adjust_stack_and_probe): Make global, add ADJUST_BACK
411 parameter and rewrite head comment.
412 (allocate_dynamic_stack_space): Adjust call to above function.
413 * function.c (expand_function_end): Handle STACK_CHECK_MOVING_SP.
415 * tree.h (dwarf2out_args_size): Delete.
416 * dwarf2out.c (dwarf2out_args_size): Make static and move around.
417 (dwarf2out_args_size_adjust): Delete prototype and move around.
418 (dwarf2out_frame_debug_expr): Do not record arg size adjustments for
419 ACCUMULATE_OUTGOING_ARGS targets.
421 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
423 * config/sparc/sparc.c (print_operand) <')'>: Test for a non-null
424 DECL_SIZE of DECL_RESULT before evaluating it.
426 2009-11-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
428 PR tree-optimization/41987
429 * fold-const.c (const_binop): Avoid using fold_buildN().
431 2009-11-10 Martin Jambor <mjambor@suse.cz>
433 * tree-pass.h (struct ipa_opt_pass_d): Added stmt_fixup field.
434 (execute_all_ipa_stmt_fixups): Declare.
435 * ipa-cp.c (pass_ipa_cp): Added stmt_fixup value.
436 * ipa-inline.c (pass_ipa_inline): Likewise.
437 * ipa-pure-const.c (pass_ipa_pure_cons): Likewise.
438 * ipa-reference.c (pass_ipa_reference): Likewise.
439 * ipa.c (pass_ipa_whole_program_visibility): Likewise.
440 * lto-streamer-out.c (pass_ipa_lto_gimple_out): Likewise.
441 (pass_ipa_lto_finish_out): Likewise.
442 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Likewise.
443 * passes.c (execute_ipa_stmt_fixups): New function.
444 (execute_all_ipa_stmt_fixups): New function.
445 * lto-streamer-in.c (input_function): Call execute_all_ipa_stmt_fixups.
447 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
450 * explow.c (probe_stack_range): Fix typo.
451 * config/sparc/sparc.md (probe_stack): New expander.
453 2009-11-09 Dave Korn <dave.korn.cygwin@gmail.com>
455 * config/i386/cygwin.h (LINK_SPEC): Add -tsaware flag if !mno-cygwin.
457 2009-11-09 Jason Merrill <jason@redhat.com>
459 * gdbinit.in (pgq): New function for printing gimple sequence.
461 2009-11-09 Paul Brook <paul@codesourcery.com>
462 Daniel Jacobowitz <dan@codesourcery.com>
463 Sandra Loosemore <sandra@codesourcery.com>
465 * doc/extend.texi (Half-Precision): Update wording to reflect
466 that there are now multiple -mfpu options that enable fp16
468 * doc/invoke.texi: Update list of ARM -mfpu= options.
469 * config.gcc: Update ARM --with-fpu option list.
470 * config/arm/arm.c (all_fpus): Add vfpv3-fp16, vfpv3-d16-fp16,
471 vfpv3xd and vfpv3xd-fp16.
472 (use_vfp_abi): New function.
473 (aapcs_vfp_is_call_or_return_candidate): Avoid double precision regs
475 (aapcs_vfp_is_return_candidate, aapcs_vfp_is_call_candidate,
476 aapcs_vfp_allocate_return_reg): Use use_vfp_abi.
477 (arm_rtx_costs_1, arm_size_rtx_costs, arm_fastmul_rtx_costs,
478 arm_9e_rtx_costs): Only expect double-precision operations if the FPU
480 (coproc_secondary_reload_class): Reload HFmode via GENERAL_REGS if no
482 (arm_print_operand): Handle 'p' modifier.
483 (arm_hard_regno_mode_ok): : Allow HFmode in VFP registers if
485 * config/arm/arm.h (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Define.
486 (TARGET_FP16): Define.
487 * config/arm/vfp.md: Disable double-precision patterns if the FPU
488 does not provide them.
489 (arm_movdi_vfp, thumb2_movdi_vfp): Use fcpys to move
490 double-precision values on a single-precision FPU.
491 (movdf_vfp, thumb2_movdf_vfp): Likewise. Use "Dy" for
492 double-precision constants.
493 (movhf_vfp_neon): New pattern (was movhf_vfp).
494 (movhf_vfp): Remove NEON instructions.
495 * config/arm/constraints.md: Add new "Dy" constraint for
496 double-precision constants. Update description of "Dv".
497 * config/arm/arm.md: Disable double-precision patterns if the FPU
498 does not provide them
500 2009-11-09 Jakub Jelinek <jakub@redhat.com>
502 * config/i386/i386.c (print_operand) <case 'D'>: Fix formatting.
503 (print_operand) <case 'Y'>: Likewise. Fix a pasto in operand lossage
506 2009-11-08 H.J. Lu <hongjiu.lu@intel.com>
508 * collect2.c (main): Search PLUGIN_LD for plugin linker.
510 * configure.ac (--with-plugin-ld): New. Default to ld.
511 * configure: Regenerated.
512 * config.in: Likewise.
514 * exec-tool.in (ORIGINAL_PLUGIN_LD_FOR_TARGET): New.
515 (collect-ld): Use ORIGINAL_PLUGIN_LD_FOR_TARGET for -plugin.
517 2009-11-08 Jonathan Gray <jsg@openbsd.org>
519 * config/openbsd-stdint.h: Change to reflect what
520 c_common_nodes_and_builtins expects.
522 2009-11-08 Paolo Carlini <paolo.carlini@oracle.com>
524 * builtins.c (apply_args_reg_offset): Remove commented out delaration.
526 2009-11-08 Jakub Jelinek <jakub@redhat.com>
529 * config/i386/i386.c (get_some_local_dynamic_name): Don't assert
530 function contains at least one local dynamic name.
531 (print_operand) <case '&'>: Instead output operand lossage diagnostics
532 here if that happens.
534 2009-11-08 Zbigniew Chamski <zbigniew.chamski@gmail.com>
535 Joern Rennecke <amylaar@spamcop.net>
537 * cfgrtl.c (pass_free_cfg): Add pass name.
538 * cgraphbuild.c (pass_build_cgraph_edges): Likewise.
539 (pass_rebuild_cgraph_edges, pass_remove_cgraph_callee_edges): Likewise.
540 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Change pass name.
541 * df-core.c (pass_df_initialize_no_opt): Likewise.
542 * except.c (pass_rtl_eh): Likewise.
543 * function.c (pass_init_function, pass_leaf_regs): Likewise.
544 * gcse.c (pass_rtl_pre): Change pass name.
545 * passes.c (pass_postreload): Add pass name.
546 (make_pass_instance): Don't use duplicate-tracking logic for
547 names starting with '*'.
548 (next_pass_1): Assert that pass has a name.
549 (register_one_dump_file): If there is an space in the name,
551 * predict.c (pass_strip_predict_hints): Add pass name.
552 * reg-stack.c (pass_stack_regs): Likewise.
553 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
554 * tree-cfg.c (pass_warn_function_return,
555 pass_warn_function_noreturn): Add pass name.
556 * tree-dfa.c (pass_referenced_vars): Likewise.
557 * tree-optimize.c (pass_cleanup_cfg_post_optimizing):
558 Fix whitespace before comment.
559 (pass_fixup_cfg): Add pass name, fix whitespace before comment.
560 (pass_init_datastructures): Add pass name.
561 * tree-ssa-loop.c (pass_record_bounds): Likewise.
562 * tree-ssa.c (pass_early_warn_uninitialized,
563 pass_late_warn_uninitialized): Likewise.
564 * tree.c (pass_ipa_free_lang_data): Likewise.
565 * doc/passes.texi (pass manager): Document how to disambiguate
568 2009-11-08 Paolo Bonzini <bonzini@gnu.org>
570 * df-problems.c: Fix documentation for forward simulation of LR.
571 (df_simulate_one_insn_forwards): Use df_simulate_find_defs.
572 (df_simulate_finalize_forwards): Remove.
573 * df.h (df_simulate_finalize_forwards): Remove.
575 2009-11-08 Richard Guenther <rguenther@suse.de>
577 * tree-ssa-structalias.c (build_succ_graph): Properly make
578 variables escape if they are stored to anything.
580 2009-11-08 Richard Guenther <rguenther@suse.de>
582 PR rtl-optimization/41928
583 * loop-invariant.c (free_loop_data): If we didn't allocate
584 loop data do not try to free it.
586 2009-11-07 Jason Merrill <jason@redhat.com>
588 * tree.c (reconstruct_complex_type): Preserve attributes.
590 2009-11-07 Richard Guenther <rguenther@suse.de>
592 * tree-ssa-structalias.c (build_succ_graph): Feed stores
593 to anything only to variables that can take pointers.
594 (get_constraint_for_ssa_var): Properly exclude full
595 variables from expanding.
596 (first_vi_for_offset): Avoid overflow in arithmetic.
597 (first_or_preceding_vi_for_offset): Likewise.
598 (count_num_arguments): Fix implementation.
599 (gate_ipa_pta): Do not run when not optimizing.
601 2009-11-07 David Binderman <dcb314@hotmail.com>
603 * builtins.c (apply_args_size, expand_builtin_mathfn, expand_powi,
604 expand_builtin_expect, maybe_emit_sprintf_chk_warning): Remove some
605 set but not used variables.
606 (apply_args_reg_offset): Comment out as unused.
607 * calls.c (flags_from_decl_or_type): Likewise.
608 * genautomata.c (check_regexp_units_distribution): Likewise.
610 2009-11-07 Uros Bizjak <ubizjak@gmail.com>
612 * config/i386/sse.md (xop_pmacsww, xop_pmacssww, xop_pmacsdd,
613 xop_pmacssdd, xop_pmacssdql, xop_pmacssdqh, xop_pmacsdql,
614 *xop_pmacsdql_mem, xop_pmacsdqh, *xop_pmacsdqh_mem, xop_pmacsswd,
615 xop_pmacswd, xop_pmadcsswd, xop_pmadcswd, xop_pcmov_<mode>,
616 xop_pcmov_<mode>256, xop_pperm, xop_pperm_pack_v2di_v4si,
617 xop_pperm_pack_v4si_v8hi, xop_pperm_pack_v8hi_v16qi): Compress
618 operand alternatives.
620 2009-11-06 Michael Matz <matz@suse.de>
623 * tree-ssa-math-opts.c (execute_cse_reciprocals): Check all uses
624 of a potential reciprocal to really be reciprocals.
626 2009-11-06 Jakub Jelinek <jakub@redhat.com>
628 * config/i386/x86intrin.h: Include fma4intrin.h, xopintrin.h and
629 lwpintrin.h after immintrin.h.
630 * config/i386/fma4intrin.h (__v8sf, __v4df, __m256, __m256d): Remove
634 * c-common.c (fold_offsetof_1) <case ARRAY_REF>: Don't crash for VLAs
635 or non-constant index, allow index one past the last element and
636 allow exceeding array bound in arrays that might be used as flexible
639 2009-11-05 Richard Henderson <rth@redhat.com>
641 * config/i386/ia32intrin.h: Protect CRC32 builtins with __SSE4_2__.
643 2009-11-05 Paul Brook <paul@codesourcery.com>
645 * config/arm/arm.c (arm_fp_model, arm_fpu_arch, arm_fpu_tune): Remove.
647 (all_fpus): Add FPU details.
648 (fp_model_for_fpu): Remove.
649 (arm_override_options): Set and use arm_fpu_desc and arm_fpu_attr.
650 (arm_output_epilogue, arm_save_coproc_regs): Use TARGET_FPA_EMU2.
651 (arm_file_start): Use arm_fpu_desc.
652 * config/arm/arm.h (TARGET_FPA, TARGET_MAVERICK, TARGET_VFP,
653 TARGET_VFPD32, TARGET_VFP3, TARGET_NEON_FP16, TARGET_NEON): Use
655 (TARGET_FPA_EMU2): Define.
656 (arm_fp_model, fputype, arm_fpu_tune): Remove.
657 (vfp_reg_type, arm_fpu_desc): New.
658 * config/arm/arm.md (attr fpu): Simplify.
659 * config/arm/fpa.md (movxf_fpa): Use TARGET_FPA_EMU2.
660 * config/arm/linux-elf.h (FPUTYPE_DEFAULT): Use string value.
661 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Use string value.
662 * config/arm/netbsd-elf.h (FPUTYPE_DEFAULT): Use string value.
663 * config/arm/vxworks.h (FPUTYPE_DEFAULT): Use string value.
665 2009-11-05 Michael Matz <matz@suse.de>
667 * config/i386/i386.c (ix86_builtin_reciprocal): Remove dependency
669 * doc/invoke.texi (-mrecip): Clarify that we don't need -mrecip
672 2009-11-04 Jason Merrill <jason@redhat.com>
675 * varasm.c (initializer_constant_valid_p): A PLUS_EXPR
676 or MINUS_EXPR of REAL_TYPE is not a valid constant initializer.
677 (output_constant): Avoid crash after error.
679 2009-11-05 Martin Jambor <mjambor@suse.cz>
681 * tree-sra.c (struct access): Changed comment of next_sibling field.
682 (analyze_modified_params): Loop over accesses of a group rather than
683 over all with the ame base, pass a common bitmap to
685 (unmodified_by_ref_scalar_representative): Build link lists of
687 (splice_param_accesses): Likewise.
689 2009-11-04 Kenneth Zadeck <zadeck@naturalbridge.com>
691 * df-scan.c (df-uses-record): Add case zero_extract of mem.
693 2009-11-04 Eric Botcazou <ebotcazou@adacore.com>
697 * config/i386/i386.md (probe_stack): New expander.
698 (logical operation peepholes): Do not split stack checking probes.
700 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
701 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
703 * doc/invoke.texi (-mlwp): Add documentation.
704 * doc/extend.texi (x86 intrinsics): Add LWP intrinsics.
705 * config.gcc (i[34567]86-*-*): Include lwpintrin.h.
707 * config/i386/lwpintrin.h: New file, provide x86 compiler
709 * config/i386/cpuid.h (bit_LWP): Define LWP bit.
710 * config/i386/x86intrin.h: Add LWP check and lwpintrin.h.
711 * config/i386/i386-c.c (ix86_target_macros_internal): Check
713 * config/i386/i386.h (TARGET_LWP): New macro for LWP.
714 * config/i386/i386.opt (-mlwp): New switch for LWP support.
715 * config/i386/i386.c (OPTION_MASK_ISA_LWP_SET): New.
716 (OPTION_MASK_ISA_LWP_UNSET): New.
717 (ix86_handle_option): Handle -mlwp.
718 (isa_opts): Handle -mlwp.
719 (enum pta_flags): Add PTA_LWP.
720 (override_options): Add LWP support.
721 (IX86_BUILTIN_LLWPCB16): New for LWP intrinsic.
722 (IX86_BUILTIN_LLWPCB32): Ditto.
723 (IX86_BUILTIN_LLWPCB64): Ditto.
724 (IX86_BUILTIN_SLWPCB16): Ditto.
725 (IX86_BUILTIN_SLWPCB32): Ditto.
726 (IX86_BUILTIN_SLWPCB64): Ditto.
727 (IX86_BUILTIN_LWPVAL16): Ditto.
728 (IX86_BUILTIN_LWPVAL32): Ditto.
729 (IX86_BUILTIN_LWPVAL64): Ditto.
730 (IX86_BUILTIN_LWPINS16): Ditto.
731 (IX86_BUILTIN_LWPINS32): Ditto.
732 (IX86_BUILTIN_LWPINS64): Ditto.
733 (enum ix86_special_builtin_type): Add LWP intrinsic support.
734 (builtin_description): Ditto.
735 (ix86_init_mmx_sse_builtins): Ditto.
736 (ix86_expand_special_args_builtin): Ditto.
737 * config/i386/i386.md (UNSPEC_LLWP_INTRINSIC): Add new UNSPEC for
739 (UNSPEC_SLWP_INTRINSIC): Ditto.
740 (UNSPECV_LWPVAL_INTRINSIC): Ditto.
741 (UNSPECV_LWPINS_INTRINSIC): Ditto.
742 (lwp_llwpcbhi1): New lwp pattern.
743 (lwp_llwpcbsi1): Ditto.
744 (lwp_llwpcbdi1): Ditto.
745 (lwp_slwpcbhi1): Ditto.
746 (lwp_slwpcbsi1): Ditto.
747 (lwp_slwpcbdi1): Ditto.
748 (lwp_lwpvalhi3): Ditto.
749 (lwp_lwpvalsi3): Ditto.
750 (lwp_lwpvaldi3): Ditto.
751 (lwp_lwpinshi3): Ditto.
752 (lwp_lwpinssi3): Ditto.
753 (lwp_lwpinsdi3): Ditto.
755 2009-11-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
756 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
759 * simplify-rtx.c (simplify_binary_operation_1): Simplify vec_select of
762 2009-11-04 Richard Guenther <rguenther@suse.de>
763 Rafael Avila de Espindola <espindola@google.com>
765 * gcc.c (process_command): Handle arguments name@offset.
767 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
768 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
770 * config.gcc (i[34567]86-*-*): Include xopintrin.h.
772 * config/i386/xopintrin.h: New file, provide common x86 compiler
774 * config/i386/cpuid.h (bit_XOP): Define XOP bit.
775 * config/i386/x86intrin.h: Add XOP check and xopintrin.h.
776 * config/i386/i386-c.c(ix86_target_macros_internal): Check
778 * config/i386/i386.h(TARGET_XOP): New macro for XOP.
779 * config/i386/i386.opt (-mxop): New switch for XOP support.
780 * config/i386/i386.md (UNSPEC_XOP_UNSIGNED_CMP)
781 (UNSPEC_XOP_TRUEFALSE)
783 (UNSPEC_FRCZ): Add new UNSPEC for XOP support.
784 (PPERM_*): New constants for vpperm instruction.
785 (xop_pcmov_<mode>): Add XOP conditional mov instructions.
786 * config/i386/i386.c (OPTION_MASK_ISA_XOP_SET): New.
787 (OPTION_MASK_ISA_XOP_UNSET): New.
788 (OPTION_MASK_ISA_XOP_UNSET): Change definition to depend on XOP.
789 (ix86_handle_option): Handle -mxop.
790 (isa_opts): Handle -mxop.
791 (enum pta_flags): Add PTA_XOP.
792 (override_options): Add XOP support.
793 (print_operand): Add code for XOP compare instructions.
794 (ix86_expand_sse_movcc): Extend for XOP conditional move instruction.
795 (ix86_expand_int_vcond): Extend for XOP compare instruction.
797 (IX86_BUILTIN_VPCMOV): New for XOP intrinsic.
798 (IX86_BUILTIN_VPCMOV_V2DI): Ditto.
799 (IX86_BUILTIN_VPCMOV_V4SI): Ditto.
800 (IX86_BUILTIN_VPCMOV_V8HI): Ditto.
801 (IX86_BUILTIN_VPCMOV_V16QI): Ditto.
802 (IX86_BUILTIN_VPCMOV_V4SF): Ditto.
803 (IX86_BUILTIN_VPCMOV_V2DF): Ditto.
805 (IX86_BUILTIN_VPCMOV256): Ditto.
806 (IX86_BUILTIN_VPCMOV_V4DI256): Ditto.
807 (IX86_BUILTIN_VPCMOV_V8SI256): Ditto.
808 (IX86_BUILTIN_VPCMOV_V16HI256): Ditto.
809 (IX86_BUILTIN_VPCMOV_V32QI256): Ditto.
810 (IX86_BUILTIN_VPCMOV_V8SF256): Ditto.
811 (IX86_BUILTIN_VPCMOV_V4DF256): Ditto.
813 (IX86_BUILTIN_VPPERM): Ditto.
815 (IX86_BUILTIN_VPMACSSWW): Ditto.
816 (IX86_BUILTIN_VPMACSWW): Ditto.
817 (IX86_BUILTIN_VPMACSSWD): Ditto.
818 (IX86_BUILTIN_VPMACSWD): Ditto.
819 (IX86_BUILTIN_VPMACSSDD): Ditto.
820 (IX86_BUILTIN_VPMACSDD): Ditto.
821 (IX86_BUILTIN_VPMACSSDQL): Ditto.
822 (IX86_BUILTIN_VPMACSSDQH): Ditto.
823 (IX86_BUILTIN_VPMACSDQL): Ditto.
824 (IX86_BUILTIN_VPMACSDQH): Ditto.
825 (IX86_BUILTIN_VPMADCSSWD): Ditto.
826 (IX86_BUILTIN_VPMADCSWD): Ditto.
828 (IX86_BUILTIN_VPHADDBW): Ditto.
829 (IX86_BUILTIN_VPHADDBD): Ditto.
830 (IX86_BUILTIN_VPHADDBQ): Ditto.
831 (IX86_BUILTIN_VPHADDWD): Ditto.
832 (IX86_BUILTIN_VPHADDWQ): Ditto.
833 (IX86_BUILTIN_VPHADDDQ): Ditto.
834 (IX86_BUILTIN_VPHADDUBW): Ditto.
835 (IX86_BUILTIN_VPHADDUBD): Ditto.
836 (IX86_BUILTIN_VPHADDUBQ): Ditto.
837 (IX86_BUILTIN_VPHADDUWD): Ditto.
838 (IX86_BUILTIN_VPHADDUWQ): Ditto.
839 (IX86_BUILTIN_VPHADDUDQ): Ditto.
840 (IX86_BUILTIN_VPHSUBBW): Ditto.
841 (IX86_BUILTIN_VPHSUBWD): Ditto.
842 (IX86_BUILTIN_VPHSUBDQ): Ditto.
844 (IX86_BUILTIN_VPROTB): Ditto.
845 (IX86_BUILTIN_VPROTW): Ditto.
846 (IX86_BUILTIN_VPROTD): Ditto.
847 (IX86_BUILTIN_VPROTQ): Ditto.
848 (IX86_BUILTIN_VPROTB_IMM): Ditto.
849 (IX86_BUILTIN_VPROTW_IMM): Ditto.
850 (IX86_BUILTIN_VPROTD_IMM): Ditto.
851 (IX86_BUILTIN_VPROTQ_IMM): Ditto.
853 (IX86_BUILTIN_VPSHLB): Ditto.
854 (IX86_BUILTIN_VPSHLW): Ditto.
855 (IX86_BUILTIN_VPSHLD): Ditto.
856 (IX86_BUILTIN_VPSHLQ): Ditto.
857 (IX86_BUILTIN_VPSHAB): Ditto.
858 (IX86_BUILTIN_VPSHAW): Ditto.
859 (IX86_BUILTIN_VPSHAD): Ditto.
860 (IX86_BUILTIN_VPSHAQ): Ditto.
862 (IX86_BUILTIN_VFRCZSS): Ditto.
863 (IX86_BUILTIN_VFRCZSD): Ditto.
864 (IX86_BUILTIN_VFRCZPS): Ditto.
865 (IX86_BUILTIN_VFRCZPD): Ditto.
866 (IX86_BUILTIN_VFRCZPS256): Ditto.
867 (IX86_BUILTIN_VFRCZPD256): Ditto.
869 (IX86_BUILTIN_VPCOMEQUB): Ditto.
870 (IX86_BUILTIN_VPCOMNEUB): Ditto.
871 (IX86_BUILTIN_VPCOMLTUB): Ditto.
872 (IX86_BUILTIN_VPCOMLEUB): Ditto.
873 (IX86_BUILTIN_VPCOMGTUB): Ditto.
874 (IX86_BUILTIN_VPCOMGEUB): Ditto.
875 (IX86_BUILTIN_VPCOMFALSEUB): Ditto.
876 (IX86_BUILTIN_VPCOMTRUEUB): Ditto.
878 (IX86_BUILTIN_VPCOMEQUW): Ditto.
879 (IX86_BUILTIN_VPCOMNEUW): Ditto.
880 (IX86_BUILTIN_VPCOMLTUW): Ditto.
881 (IX86_BUILTIN_VPCOMLEUW): Ditto.
882 (IX86_BUILTIN_VPCOMGTUW): Ditto.
883 (IX86_BUILTIN_VPCOMGEUW): Ditto.
884 (IX86_BUILTIN_VPCOMFALSEUW): Ditto.
885 (IX86_BUILTIN_VPCOMTRUEUW): Ditto.
887 (IX86_BUILTIN_VPCOMEQUD): Ditto.
888 (IX86_BUILTIN_VPCOMNEUD): Ditto.
889 (IX86_BUILTIN_VPCOMLTUD): Ditto.
890 (IX86_BUILTIN_VPCOMLEUD): Ditto.
891 (IX86_BUILTIN_VPCOMGTUD): Ditto.
892 (IX86_BUILTIN_VPCOMGEUD): Ditto.
893 (IX86_BUILTIN_VPCOMFALSEUD): Ditto.
894 (IX86_BUILTIN_VPCOMTRUEUD): Ditto.
896 (IX86_BUILTIN_VPCOMEQUQ): Ditto.
897 (IX86_BUILTIN_VPCOMNEUQ): Ditto.
898 (IX86_BUILTIN_VPCOMLTUQ): Ditto.
899 (IX86_BUILTIN_VPCOMLEUQ): Ditto.
900 (IX86_BUILTIN_VPCOMGTUQ): Ditto.
901 (IX86_BUILTIN_VPCOMGEUQ): Ditto.
902 (IX86_BUILTIN_VPCOMFALSEUQ): Ditto.
903 (IX86_BUILTIN_VPCOMTRUEUQ): Ditto.
905 (IX86_BUILTIN_VPCOMEQB): Ditto.
906 (IX86_BUILTIN_VPCOMNEB): Ditto.
907 (IX86_BUILTIN_VPCOMLTB): Ditto.
908 (IX86_BUILTIN_VPCOMLEB): Ditto.
909 (IX86_BUILTIN_VPCOMGTB): Ditto.
910 (IX86_BUILTIN_VPCOMGEB): Ditto.
911 (IX86_BUILTIN_VPCOMFALSEB): Ditto.
912 (IX86_BUILTIN_VPCOMTRUEB): Ditto.
914 (IX86_BUILTIN_VPCOMEQW): Ditto.
915 (IX86_BUILTIN_VPCOMNEW): Ditto.
916 (IX86_BUILTIN_VPCOMLTW): Ditto.
917 (IX86_BUILTIN_VPCOMLEW): Ditto.
918 (IX86_BUILTIN_VPCOMGTW): Ditto.
919 (IX86_BUILTIN_VPCOMGEW): Ditto.
920 (IX86_BUILTIN_VPCOMFALSEW): Ditto.
921 (IX86_BUILTIN_VPCOMTRUEW): Ditto.
923 (IX86_BUILTIN_VPCOMEQD): Ditto.
924 (IX86_BUILTIN_VPCOMNED): Ditto.
925 (IX86_BUILTIN_VPCOMLTD): Ditto.
926 (IX86_BUILTIN_VPCOMLED): Ditto.
927 (IX86_BUILTIN_VPCOMGTD): Ditto.
928 (IX86_BUILTIN_VPCOMGED): Ditto.
929 (IX86_BUILTIN_VPCOMFALSED): Ditto.
930 (IX86_BUILTIN_VPCOMTRUED): Ditto.
932 (IX86_BUILTIN_VPCOMEQQ): Ditto.
933 (IX86_BUILTIN_VPCOMNEQ): Ditto.
934 (IX86_BUILTIN_VPCOMLTQ): Ditto.
935 (IX86_BUILTIN_VPCOMLEQ): Ditto.
936 (IX86_BUILTIN_VPCOMGTQ): Ditto.
937 (IX86_BUILTIN_VPCOMGEQ): Ditto.
938 (IX86_BUILTIN_VPCOMFALSEQ): Ditto.
939 (IX86_BUILTIN_VPCOMTRUEQ): Ditto.
941 (enum multi_arg_type): New enum for describing the various XOP
942 intrinsic argument types.
943 (bdesc_multi_arg): New table for XOP intrinsics.
944 (ix86_init_mmx_sse_builtins): Add XOP intrinsic support.
945 (ix86_expand_multi_arg_builtin): New function for creating XOP
948 * config/i386/sse.md (sserotatemax): New mode attribute for XOP.
949 (xop_pmacsww): Ditto.
950 (xop_pmacssww): Ditto.
951 (xop_pmacsdd): Ditto.
952 (xop_pmacssdd): Ditto.
953 (xop_pmacssdql): Ditto.
954 (xop_pmacssdqh): Ditto.
955 (xop_pmacsdql): Ditto.
956 (xop_pmacsdql_mem): Ditto.
957 (xop_mulv2div2di3_low): Ditto.
958 (xop_pmacsdqh): Ditto.
959 (xop_pmacsdqh_mem): Ditto.
960 (xop_mulv2div2di3_high): Ditto.
961 (xop_pmacsswd): Ditto.
962 (xop_pmacswd): Ditto.
963 (xop_pmadcsswd): Ditto.
964 (xop_pmadcswd): Ditto.
965 (xop_pcmov_<mode>): Ditto.
966 (xop_pcmov_<mode>256): Ditto.
967 (xop_phaddbw): Ditto.
968 (xop_phaddbd): Ditto.
969 (xop_phaddbq): Ditto.
970 (xop_phaddwd): Ditto.
971 (xop_phaddwq): Ditto.
972 (xop_phadddq): Ditto.
973 (xop_phaddubw): Ditto.
974 (xop_phaddubd): Ditto.
975 (xop_phaddubq): Ditto.
976 (xop_phadduwd): Ditto.
977 (xop_phadduwq): Ditto.
978 (xop_phaddudq): Ditto.
979 (xop_phsubbw): Ditto.
980 (xop_phsubwd): Ditto.
981 (xop_phsubdq): Ditto.
983 (rotl<mode>3): Ditto.
984 (rotr<mode>3): Ditto.
985 (xop_rotl<mode>3): Ditto.
986 (xop_rotr<mode>3): Ditto.
987 (vrotr<mode>3): Ditto.
988 (vrotl<mode>3): Ditto.
989 (xop_vrotl<mode>3): Ditto.
990 (vlshr<mode>3): Ditto.
991 (vashr<mode>3): Ditto.
993 (xop_ashl<mode>3): Ditto.
994 (xop_lshl<mode>3): Ditto.
999 (xop_frcz<mode>2): Ditto.
1000 (xop_vmfrcz<mode>2): Ditto.
1001 (xop_frcz<mode>2256): Ditto.
1002 (xop_maskcmp<mode>3): Ditto.
1003 (xop_maskcmp_uns<mode>3): Ditto.
1004 (xop_maskcmp_uns2<mode>3): Ditto.
1005 (xop_pcom_tf<mode>3): Ditto.
1007 * doc/invoke.texi (-mxop): Add documentation.
1008 * doc/extend.texi (x86 intrinsics): Add XOP intrinsics.
1010 2009-11-03 Mark Mitchell <mark@codesourcery.com>
1013 * gcc.c (SWITCHES_NEED_SPACES): Define to "o".
1014 * config/alpha/osf.h (SWITCHES_NEED_SPACES): Remove here.
1015 * config/mips/iris.h (SWITCHES_NEED_SPACES): Remove here.
1017 2009-11-04 Richard Earnshaw <rearnsha@arm.com>
1020 * arm.md (peephole2 patterns for move and compare): New.
1022 2009-11-04 Nick Clifton <nickc@redhat.com>
1024 * defaults.h (CONSTANT_ADDRESS_P): Provide a default definition.
1025 Make sure that it does not allow CONST_DOUBLEs.
1026 * doc/tm.texi (CONSTANT_ADDRESS_P): Update description.
1027 * config/avr/avr.h (CONSTANT_ADDRESS_P): Delete.
1028 * config/bfin/bfin.h (CONSTANT_ADDRESS_P): Delete.
1029 * config/cris/cris.h (CONSTANT_ADDRESS_P): Delete.
1030 * config/fr30/fr30.h (CONSTANT_ADDRESS_P): Delete.
1031 * config/frv/frv.h (CONSTANT_ADDRESS_P): Delete.
1032 * config/m32c/m32c.h (CONSTANT_ADDRESS_P): Delete.
1033 * config/m68hc11/m68hc11.h (CONSTANT_ADDRESS_P): Delete.
1034 * config/mep/mep.h (CONSTANT_ADDRESS_P): Delete.
1035 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Delete.
1036 * config/moxie/moxie.h (CONSTANT_ADDRESS_P): Delete.
1037 * config/pdp11/pdp11.h (CONSTANT_ADDRESS_P): Delete.
1038 * config/picochip/picochip.h (CONSTANT_ADDRESS_P): Delete.
1039 * config/score/score.h (CONSTANT_ADDRESS_P): Delete.
1040 * config/stormy16/stormy16.h (CONSTANT_ADDRESS_P): Delete.
1042 2009-11-04 Richard Guenther <rguenther@suse.de>
1044 PR tree-optimization/41919
1045 * tree-vrp.c (test_for_singularity): Properly compare values.
1047 2009-11-04 Revital Eres <eres@il.ibm.com>
1049 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
1050 Consider peeling for alignment only for stores and remove
1051 redundant assignment.
1053 2009-11-04 Maxim Kuvyrkov <maxim@codesourcery.com>
1056 * config/m68k/m68k.c (m68k_reg_present_p): New static function.
1057 (m68k_ok_for_sibcall_p): Handle different result return locations.
1059 2009-11-04 Richard Guenther <rguenther@suse.de>
1061 * c-opts.c (c_common_post_options): Move LTO option processing
1063 * opts.c (decode_options): ... here.
1065 2009-11-04 Jakub Jelinek <jakub@redhat.com>
1067 * c-common.c (fold_offsetof_1): Use %wd instead of
1068 HOST_WIDE_INT_PRINT_DEC.
1070 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
1072 * config/vax/linux.h (TARGET_OS_CPP_BUILTINS): Don't define
1075 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
1077 * config.gcc (vax-*-linux*): Keep the original contents of
1078 tmake_file while adding vax/t-linux.
1080 2009-11-03 Eric Botcazou <ebotcazou@adacore.com>
1084 * expr.h (STACK_CHECK_PROBE_INTERVAL): Delete.
1085 (STACK_CHECK_PROBE_INTERVAL_EXP): New macro.
1086 (STACK_CHECK_MOVING_SP): Likewise.
1087 * system.h (STACK_CHECK_PROBE_INTERVAL): Poison it.
1088 * doc/tm.texi (Stack Checking): Delete STACK_CHECK_PROBE_INTERVAL.
1089 Document STACK_CHECK_PROBE_INTERVAL_EXP and STACK_CHECK_MOVING_SP.
1090 * doc/md.texi (Standard Pattern Names): Tweak entry of CHECK_STACK.
1091 Document PROBE_STACK.
1092 * explow.c (anti_adjust_stack_and_probe): New function.
1093 (allocate_dynamic_stack_space): Do not directly allocate space if
1094 STACK_CHECK_MOVING_SP, instead invoke above function.
1095 (emit_stack_probe): Handle probe_stack insn.
1096 (PROBE_INTERVAL): New macro.
1097 (STACK_GROW_OPTAB): Likewise.
1098 (STACK_GROW_OFF): Likewise.
1099 (probe_stack_range): Use Pmode and memory_address consistently. Fix
1100 loop condition in the small constant case. Rewrite in the general
1101 case to be immune to wraparounds. Make sure the address of probes
1102 is valid. Try to use [base + disp] addressing mode if possible.
1103 * ira.c (setup_eliminable_regset): Set frame_pointer_needed if stack
1104 checking is enabled and STACK_CHECK_MOVING_SP.
1105 * rtlanal.c (may_trap_p_1) <MEM>: If stack checking is enabled,
1106 return 1 for volatile references to the stack pointer.
1107 * tree.c (build_common_builtin_nodes): Do not set ECF_NOTHROW on
1108 __builtin_alloca if stack checking is enabled.
1109 * unwind-dw2.c (uw_identify_context): Take into account whether the
1110 context is that of a signal frame or not.
1111 * config/i386/linux.h (STACK_CHECK_MOVING_SP): Define to 1.
1112 * config/i386/linux64.h (STACK_CHECK_MOVING_SP): Likewise.
1114 2009-11-03 Jakub Jelinek <jakub@redhat.com>
1116 PR rtl-optimization/41917
1117 * rtlanal.c (num_sign_bit_copies1) <case UMOD>: If sign bit of second
1118 operand isn't known to be 0, return 1.
1120 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
1122 * config/mips/mips.md: Fix typos.
1124 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
1126 * doc/invoke.texi: Fix typo.
1128 2009-11-03 Paul Brook <paul@codesourcery.com>
1130 * config/arm/neon.ml (vectype): Add T_floatSF.
1131 (string_of_vectype): Ditto.
1132 * config/arm/neon-gen.ml (signed_ctype): Add T_floatSF.
1133 (deftypes): Use float for float32_t.
1134 * config/arm/arm_neon.h: Regenerate.
1136 2009-11-03 Nick Clifton <nickc@redhat.com>
1137 Kevin Buettner <kevinb@redhat.com>
1139 * config/rx/predicates.md (rx_store_multiple_vector): Reverse
1140 order of expected registers.
1141 (rx_load_multiple_vector): Likewise.
1142 (rx_rtsd_vector): Likewise.
1143 * config/rx/rx.c (rx_cpu_type): New variable.
1144 (rx_print_operand): Fix bug printing 64-bit constant values.
1145 (rx_emit_stack_pushm): Reverse order of pushed registers.
1146 (gen_rx_store_vector): Likewise.
1147 (is_fast_interrupt_func): Only accept "fast_interrupt" as the
1149 (is_exception_func): Rename to is_interrupt_func and only accept
1150 "interrupt" as the attribute name.
1151 (rx_get_stack_layout): Use new function name.
1152 (rx_func_attr_inlinable): Likewise.
1153 (rx_attribute_table): Remove "exception".
1154 (rx_expand_prologue): If necessary push the accumulator register
1155 in the prologue of interrupt functions.
1156 (rx_expand_epilogue): If necessary pop the accumulator.
1157 (rx_builtins): Add RX_BUILTIN_MVTIPL.
1158 (rx_expand_builtin_stz): Remove.
1159 (rx_expand_builtin_mvtipl): New function.
1160 (rx_init_builtins): Handle RX_BUILTIN_MVTIPL.
1161 (rx_expand_builtin): Likewise.
1162 (rx_enable_fpu): New variable.
1163 (rx_handle_option): Handle -fpu, -nofpu, -mcpu and -patch.
1164 * config/rx/rx.h (TARGET_CPU_CPP_BUILTINS): Assert machine based
1165 on rx_cpu_type. Define __RX_FPU_INSNS__ if FPU insns are allowed.
1166 (enum rx_cpu_types): Define.
1167 (ASM_SPEC): Pass -m32bit-doubles on to assembler.
1168 (INCOMING_FRAME_SP_OFFSET): Define.
1169 (ARG_POINTER_CFA_OFFSET): Define.
1170 (FRAME_POINTER_CFA_OFFSET): Define.
1171 (OVERRIDE_OPTIONS): Enable fast math if RX FPU insns are enabled.
1172 (ALLOW_RX_FPU_INSNS): Define.
1173 * config/rx/rx.md: Test ALLOW_RX_FPU_INSNS instead of
1174 fast_math_flags_set_p.
1175 (UNSPEC_BUILTIN_MVTIPL): Define.
1176 (revl): Rename to bswapsi2.
1177 (bswaphi2): New pattern.
1178 (mvtachi): Mark as volatile because it uses a register unknown to GCC.
1179 (mvtaclo): Likewise.
1181 (mvtc): Remove clobber of cc0.
1184 * config/rx/rx.opt (mieee): Remove.
1189 (msave-acc-in-interrupts): Add.
1190 * config/rx/t-rx (MULTILIB_OPTIONS): Change default to 64bit doubles.
1191 (MULTILIB_DIRS): Likewise.
1192 (MULTILIB_MATCHES): Treat -fpu as an alias for -m32bit-doubles.
1193 * doc/extend.texi: Remove description of "exception" function
1195 * doc/invoke.texi: Document -fpu, -nofpu, -mcpu=, -patch= and
1196 -msave-acc-in-interrupts options.
1198 2009-11-03 Richard Guenther <rguenther@suse.de>
1200 * c-common.c (fold_offsetof_1): Use HOST_WIDE_INT_PRINT_DEC.
1202 2009-11-03 Dodji Seketeli <dodji@redhat.com>
1205 * c-common.c (fold_offsetof_1): Issue errors when the member
1206 designator of the offsetof expression is not legitimate.
1208 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
1210 * config/i386/i386.md (*call_value_1_rex64_ms_sysv): Use register
1211 names instead of numerical constants.
1212 (sse_prologue_save): Ditto.
1213 (*sse_prologue_save_insn): Ditto.
1215 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
1218 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
1219 (TARGET_CALL_ESP): New define.
1220 * config/i386/i386.c (initial_ix86_tune_features): Initialize
1222 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
1223 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
1224 *call_1, *call_value_pop_1 and *call_value_1. Depend on
1226 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
1227 New patterns, use "lsm" as operand 1 constraint.
1228 * config/i386/predicates.md (call_insn_operand): Depend on
1229 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
1231 2009-11-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1233 PR tree-optimization/41857
1234 * tree-flow.h (rewrite_use_address): Add BASE_HINT argument.
1235 * tree-ssa-loop-ivopts.c (rewrite_use_address): Pass base hint
1237 * tree-ssa-address.c (move_hint_to_base): New function.
1238 (most_expensive_mult_to_index): Add TYPE argument. Use mode and
1239 address space associated with TYPE.
1240 (addr_to_parts): Add TYPE and BASE_HINT arguments. Pass TYPE to
1241 most_expensive_mult_to_index. Call move_hint_to_base.
1242 (create_mem_ref): Add BASE_HINT argument. Pass BASE_HINT and
1243 TYPE to addr_to_parts.
1245 2009-11-02 Martin Jambor <mjambor@suse.cz>
1247 PR tree-optimization/41750
1248 * tree-sra.c (analyze_modified_params): Loop over all
1249 representatives of components of a parameter.
1251 2009-11-02 Jakub Jelinek <jakub@redhat.com>
1253 PR tree-optimization/41841
1254 * ipa-struct-reorg.c (build_data_structure): Don't attempt to look at
1255 local variables of not yet materialized clones.
1258 * cfgexpand.c (expand_debug_expr): Don't attempt to create DECL_RTL
1259 for a VOIDmode variable.
1262 * c-pragma.c (visstack): Change into vector of ints rather than
1263 enum symbol_visibility.
1264 (push_visibility): Add kind argument, push default_visibility together
1266 (pop_visibility): Add kind argument, return true if successful, fail
1267 if visibility stack is empty or if stack top is of different kind.
1268 (handle_pragma_visibility): Don't check length of visstack, instead
1269 call pop_visibility and issue diagnostics if it failed. Pass 0
1270 as last argument to push_visibility and pop_visibility.
1271 * c-pragma.h (push_visibility): Add kind argument.
1272 (pop_visibility): Likewise. Return bool instead of void.
1274 2009-11-01 Eric Botcazou <ebotcazou@adacore.com>
1276 * tree.def (TARGET_MEM_REF): Update comment.
1277 * alias.c (get_alias_set): Retrieve the original memory reference for
1278 a TARGET_MEM_REF before proceeding.
1280 2009-10-31 Anatoly Sokolov <aesok@post.ru>
1282 * config/frv/frv.c (frv_function_value, frv_libcall_value,
1283 frv_function_value_regno_p): New functions.
1284 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
1285 * config/frv/frv.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
1286 (FUNCTION_VALUE_REGNO_P): Redefine, use frv_function_value_regno_p.
1287 * config/frv/frv-protos.h (frv_function_value_regno_p): Declare.
1289 2009-10-31 Anatoly Sokolov <aesok@post.ru>
1291 * config/mn10300/mn10300.c (mn10300_function_value): Make static, add
1292 new 'outgoing' argument.
1293 (mn10300_libcall_value, mn10300_function_value_regno_p): New functions.
1294 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
1295 * config/mn10300/mn10300.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
1296 LIBCALL_VALUE): Remove.
1297 (FUNCTION_VALUE_REGNO_P): Redefine, use mn10300_function_value_regno_p.
1298 * config/mn10300/mn10300-protos.h (mn10300_function_value): Remove.
1299 (mh10300_function_value_regno_p): Declare.
1301 2009-10-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1303 * config/arm/cortex-a9.md: New - integer pipeline description.
1305 2009-10-31 Eric Botcazou <ebotcazou@adacore.com>
1307 * tree-ssa-sccvn.c (vn_reference_lookup_3): Bail out instead of
1308 aborting if the sizes of the two references don't match.
1310 2009-10-31 Toon Moene <toon@moene.org>
1312 * ipa-inline.c (cgraph_decide_inlining):
1313 Include reason for not inlining called-once functions in dump file.
1315 2009-10-30 Daniel Gutson <dgutson@codesourcery.com>
1317 * config/arm/linux-eabi.h (LINK_SPEC): BE8_LINK_SPEC added.
1318 * config/arm/bpapi.h (BE8_LINK_SPEC): New define.
1319 (LINK_SPEC): BE_LINK_SPEC added.
1321 2009-10-30 Richard Guenther <rguenther@suse.de>
1324 * lto-streamer.h (struct lto_file_decl_data): Remove fd member.
1326 2009-10-30 Nathan Sidwell <nathan@codesourcery.com>
1328 * target-def.h (TARGET_ASM_TTYPE): Correct typo of TARGET_ARM_TTYPE.
1329 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): Remove unused
1332 2009-10-30 Martin Jambor <mjambor@suse.cz>
1334 * tree-sra.c (build_ref_for_offset_1): Remove a comment.
1336 2009-10-30 H.J. Lu <hongjiu.lu@intel.com>
1339 * cfgexpand.c (expand_stack_alignment): Call update_stack_boundary
1340 first. Move assert on stack_alignment_estimated just before
1341 setting stack_realign_needed.
1342 (gimple_expand_cfg): Initialize stack_alignment_estimated to 0.
1343 Don't call update_stack_boundary.
1345 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): New.
1346 (verride_options): Don't check ix86_force_align_arg_pointer here.
1347 (ix86_function_ok_for_sibcall): Use it.
1348 (ix86_update_stack_boundary): Likewise.
1350 * config/i386/i386.h (STACK_REALIGN_DEFAULT): Update comments.
1352 2009-10-30 Richard Earnshaw <rearnsha@arm.com>
1354 * arm.md (QHSI): New mode iterator.
1355 (movqi): If generating for thumb, then truncate any immediate to
1357 * thumb2.md (thumb2_movsi_shortim and peephole2 generator): Replace
1359 (thumb2_mov<mode>_shortim and peephole2 generator): ... iterator based
1362 2009-10-29 Cary Coutant <ccoutant@google.com>
1365 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hook (two
1366 locations in the source).
1367 (store_vcall_insn): New function.
1368 (lookup_vcall_insn): New function.
1369 (dwarf2out_virtual_call_token): Use store_vcall_insn.
1370 (dwarf2out_copy_call_info): New function.
1371 (dwarf2out_virtual_call): Use lookup_vcall_insn.
1372 * emit-rtl.c (try_split): Call copy_call_info debug hook.
1373 * debug.h (struct gcc_debug_hooks): Add copy_call_info hook.
1374 * debug.c (do_nothing_debug_hooks): Add dummy entry for new hook.
1375 (debug_nothing_rtx_rtx): New dummy hook.
1376 * dbxout.c (dbx_debug_hooks): Add dummy entry for new hook.
1377 (xcoff_debug_hooks): Likewise.
1378 * sdbout.c (sdb_debug_hooks): Likewise.
1379 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
1381 2009-10-29 David Daney <ddaney@caviumnetworks.com>
1383 * doc/invoke.texi (mmcount-ra-address): Document new command line
1385 * config/mips/mips.opt (mmcount-ra-address): New option.
1386 * config/mips/mips-protos.h (mips_function_profiler): Declare new
1388 * config/mips/mips.c (struct mips_frame_info): Add ra_fp_offset
1390 (mips_for_each_saved_gpr_and_fpr): Set ra_fp_offset.
1391 (mips_function_profiler): Moved from FUNCTION_PROFILER, and
1393 * config/mips/mips.h (FUNCTION_PROFILER): Body of macro moved to
1394 mips_function_profiler.
1396 2009-10-29 Steve Ellcey <sje@cup.hp.com>
1400 * doc/tm.texi (OVERRIDE_OPTIONS): Update.
1401 (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
1402 * optc-gen.awk (cl_target_option_restore): Include call to
1403 targetm.override_options_after_change.
1404 * target-def.h (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
1405 * target.h (override_options_after_change): New.
1406 * c-common.c (parse_optimize_options): Call
1407 targetm.override_options_after_change.
1408 * config/ia64/ia64.c (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
1409 (ia64_override_options_after_change): New.
1410 (ia64_override_options) Add call to above.
1412 2009-10-29 Michael Matz <matz@suse.de>
1414 * tree-ssa-math-opts.c (execute_convert_to_rsqrt): Remove.
1415 (gate_convert_to_rsqrt): Ditto.
1416 (pass_convert_to_rsqrt): Ditto.
1417 * tree-pass.h (pass_convert_to_rsqrt): Don't declare.
1418 * passes.c (init_optimization_passes): Don't add pass_convert_to_rsqrt
1421 * config/i386/i386.c (ix86_emit_swdivsf): Change evaluation order.
1423 2009-10-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1425 * config/arm/arm.c (find_best_start): Fix type of remainder to be
1428 2009-10-29 Martin Jambor <mjambor@suse.cz>
1430 PR tree-optimization/41775
1431 * tree-sra.c (build_ref_for_offset): Unshare *expr if not NULL.
1432 (generate_subtree_copies): Do not unshare agg.
1433 (load_assign_lhs_subreplacements): Do not unshare rhs.
1434 (sra_modify_assign): Do not unshare exprs.
1435 (propagate_subacesses_accross_link): Renamed to
1436 propagate_subaccesses_across_link.
1438 2009-10-29 Richard Earnshaw <rearnsha@arm.com>
1440 * arm.c (count_insns_for_constant): Rework to support counting for
1441 thumb2 immediates as well.
1442 (find_best_start): Split out from arm_gen_constant.
1443 (arm_gen_constant): Rework to support XOR with immediate.
1445 2009-10-29 Chao-ying Fu <fu@mips.com>
1447 * config/mips/mips.c (mips_emit_unary, mips_force_unary): New
1449 (mips_expand_synci_loop): Use the length rtx to control the
1450 synci loop from the begin rtx that points to the first byte of
1453 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
1455 * doc/invoke.texi: Rename -use-linker-plugin -fuse-linker-plugin.
1457 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
1459 * dbxout.c (dbxout_common_check): Accept non public trees.
1460 * dwarf2out.c (fortran_common): Accept non public trees.
1462 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
1464 * common.opt (fuse-linker-plugin): New option.
1465 * gcc.c (LINK_COMMAND_SPEC, main): Rename use-linker-plugin to
1467 * opts.c (common_handle_option): Ignore OPT_fuse_linker_plugin.
1469 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1471 PR rtl-optimization/39715
1472 * config/arm/arm.md (cstoresi4): Use gen_cstoresi_ltu_thumb1.
1473 (gen_cstoresi_ltu_thumb1): New splitter.
1475 2009-10-28 Richard Guenther <rguenther@suse.de>
1479 * tree-ssa.c (useless_type_conversion_p): Do not treat
1480 conversions to pointers to incomplete types as useless.
1481 * gimple.c (gimple_types_compatible_p): Compare struct tags,
1484 2009-10-28 Jakub Jelinek <jakub@redhat.com>
1486 * var-tracking.c (emit_note_insn_var_location): Don't call the second
1487 vt_expand_loc unnecessarily when location is not a register nor
1491 * ipa-struct-reorg.c (find_field_in_struct_1): Return NULL if
1492 fields don't have DECL_NAME.
1495 * builtins.c (get_builtin_sync_mem): Expand loc in ptr_mode,
1496 call convert_memory_address on addr.
1499 * config/i386/i386.c (ix86_pic_register_p): Don't call
1500 rtx_equal_for_cselib_p for VALUEs discarded as useless.
1502 2009-10-28 Richard Sandiford <rdsandiford@googlemail.com>
1504 * var-tracking.c (emit_note_insn_var_location): Get the mode of
1505 a variable part from its REG, MEM or VALUE.
1507 2009-10-28 Richard Guenther <rguenther@suse.de>
1509 * gimple.c (gimple_get_alias_set): Fix comment typo.
1511 2009-10-28 Richard Guenther <rguenther@suse.de>
1513 * tree.c (free_lang_data_in_type): Do not call get_alias_set.
1514 (free_lang_data): Unconditionally compute alias sets for all
1515 standard integer types. Bail out if gate bailed out previously.
1516 Do not reset the types_compatible_p langhook.
1517 (gate_free_lang_data): Remove.
1518 (struct pass_ipa_free_lang_data): Enable unconditionally.
1519 * gimple.c (gimple_get_alias_set): Use the same alias-set for
1522 2009-10-28 Richard Guenther <rguenther@suse.de>
1525 * tree-ssa-alias.c (refs_may_alias_p_1): Deal with CONST_DECLs
1526 (ref_maybe_used_by_call_p_1): Fix bcopy handling.
1527 (call_may_clobber_ref_p_1): Likewise.
1528 * tree-ssa-structalias.c (find_func_aliases): Likewise.
1529 * alias.c (nonoverlapping_memrefs_p): Deal with CONST_DECLs.
1531 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1533 PR rtl-optimization/41812
1536 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1538 * df-problems.c (df_md_scratch): New.
1539 (df_md_alloc, df_md_free): Allocate/free it.
1540 (df_md_local_compute): Only include live registers in init.
1541 (df_md_transfer_function): Prune the in-set computed by
1542 the confluence function, and the gen-set too.
1544 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1546 PR rtl-optimization/39715
1547 * combine.c (simplify_comparison): Use extensions to
1548 widen comparisons. Try an ANDing first.
1550 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1552 PR rtl-optimization/40741
1553 * config/arm/arm.c (thumb1_rtx_costs): IOR or XOR with
1554 a small constant is cheap.
1555 * config/arm/arm.md (andsi3, iorsi3): Try to place the result of
1556 force_reg on the LHS.
1557 (xorsi3): Likewise, and split the XOR if the constant is complex
1558 and not in Thumb mode.
1560 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1562 * expmed.c (emit_store_flag): Check costs before
1563 transforming to the opposite representation.
1565 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1567 * config/sh/sh.md (cbranchfp4_media): Remove hack extending
1568 cstore result to DImode.
1570 2009-10-28 Kaz Kojima <kkojima@gcc.gnu.org>
1572 * config/sh/sh.md (stuff_delay_slot): Move const_int pattern
1573 inside the unspec vector.
1575 2009-10-27 Richard Henderson <rth@redhat.com>
1577 * cgraphunit.c (cgraph_optimize): Maintain timevar stack properly.
1579 2009-10-27 Richard Henderson <rth@redhat.com>
1582 * tree-eh.c (eh_region_may_contain_throw_map): Rename from
1583 eh_region_may_contain_throw; update users.
1584 (eh_region_may_contain_throw): New function.
1585 (lower_catch): Check flag_exceptions before creating exception region.
1586 (lower_eh_filter, lower_eh_must_not_throw): Likewise.
1587 (lower_cleanup): Tidy existing flag_exceptions check to match.
1589 2009-10-27 Kai Tietz <kai.tietz@onevision.com>
1592 * config/i386/mingw32.h (CHECK_EXECUTE_STACK_ENABLED): New macro.
1593 * config/i386/mingw.opt: Add fset-stack-executable.
1594 * config/i386/i386.c (ix86_trampoline_init): Make call to
1595 emit_library_call conditional, if CHECK_EXECUTE_STACK_ENABLED is
1596 defined and its value is not zero.
1599 2009-10-27 Richard Guenther <rguenther@suse.de>
1601 * tree-ssa-structalias.c (find_func_aliases): In IPA mode
1602 handle calls to externally visible functions like in regular mode.
1603 (create_variable_info_for): Do not create function infos here.
1604 (have_alias_info): Remove write-only variable.
1605 (solve_constraints): New function split out from common code
1606 in compute_points_to_sets and ipa_pta_execute.
1607 (compute_points_to_sets): Adjust.
1608 (ipa_pta_execute): Likewise. Handle clones and externally visible
1609 functions like in non-IPA mode.
1611 2009-10-27 Jakub Jelinek <jakub@redhat.com>
1614 * c-typeck.c (convert_arguments): Return -1 if any of the arguments is
1617 2009-10-27 Richard Guenther <rguenther@suse.de>
1619 * tree-complex.c (expand_complex_div_wide): Check for
1620 INTEGER_CST, not TREE_CONSTANT on comparison folding result.
1622 2009-10-27 Revital Eres <eres@il.ibm.com>
1624 PR tree-optimization/40648
1625 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
1626 Change decision of when to peel for alignment.
1628 2009-10-27 Richard Guenther <rguenther@suse.de>
1631 * gimple.c (gimple_types_compatible_p): Handle OFFSET_TYPE.
1633 2009-10-27 Aldy Hernandez <aldyh@redhat.com>
1636 * fold-const.c (fold_binary_loc): Do not call
1637 protected_set_expr_location.
1639 2009-10-27 Wei Guozhi <carrot@google.com>
1642 * target.h (have_conditional_execution): Add a new target hook
1644 * target-def.h (TARGET_HAVE_CONDITIONAL_EXECUTION): Likewise.
1645 * targhooks.h (default_have_conditional_execution): Likewise.
1646 * targhooks.c (default_have_conditional_execution): Likewise.
1647 * doc/tm.texi (TARGET_HAVE_CONDITIONAL_EXECUTION): Document it.
1648 * config/arm/arm.c (TARGET_HAVE_CONDITIONAL_EXECUTION): Define it.
1649 (arm_have_conditional_execution): New function.
1650 * ifcvt.c (noce_process_if_block, find_if_header,
1651 cond_exec_find_if_block, dead_or_predicable): Change the usage of
1652 macro HAVE_conditional_execution to a target hook call.
1653 * recog.c (peephole2_optimize): Likewise.
1654 * sched-rgn.c (add_branch_dependences): Likewise.
1655 * final.c (asm_insn_count, final_scan_insn): Likewise.
1656 * bb-reorder.c (HAVE_conditional_execution): Remove it.
1658 2009-10-26 Ben Elliston <bje@au.ibm.com>
1659 Michael Meissner <meissner@linux.vnet.ibm.com>
1660 Ulrich Weigand <uweigand@de.ibm.com>
1662 * config.gcc (spu-*-elf*): Add spu_cache.h to extra_headers.
1663 * config/spu/spu_cache.h: New file.
1665 * config/spu/cachemgr.c: New file.
1666 * config/spu/cache.S: New file.
1668 * config/spu/spu.h (ASM_OUTPUT_SYMBOL_REF): Define.
1669 (ADDR_SPACE_EA): Define.
1670 (TARGET_ADDR_SPACE_KEYWORDS): Define.
1671 * config/spu/spu.c (EAmode): New macro.
1672 (TARGET_ADDR_SPACE_POINTER_MODE): Define.
1673 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
1674 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Likewise.
1675 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
1676 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
1677 (TARGET_ADDR_SPACE_CONVERT): Likewise.
1678 (TARGET_ASM_SELECT_SECTION): Likewise.
1679 (TARGET_ASM_UNIQUE_SECTION): Likewise.
1680 (TARGET_ASM_UNALIGNED_SI_OP): Likewise.
1681 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
1682 (ea_symbol_ref): New function.
1683 (spu_legitimate_constant_p): Handle __ea qualified addresses.
1684 (spu_addr_space_legitimate_address_p): New function.
1685 (spu_addr_space_legitimize_address): Likewise.
1686 (cache_fetch): New global.
1687 (cache_fetch_dirty): Likewise.
1688 (ea_alias_set): Likewise.
1689 (ea_load_store): New function.
1690 (ea_load_store_inline): Likewise.
1691 (expand_ea_mem): Likewise.
1692 (spu_expand_mov): Handle __ea qualified memory references.
1693 (spu_addr_space_pointer_mode): New function.
1694 (spu_addr_space_address_mode): Likewise.
1695 (spu_addr_space_subset_p): Likewise.
1696 (spu_addr_space_convert): Likewise.
1697 (spu_section_type_flags): Handle "._ea" section.
1698 (spu_select_section): New function.
1699 (spu_unique_section): Likewise.
1700 * config/spu/spu-c.c (spu_cpu_cpp_builtins): Support __EA32__
1701 and __EA64__ predefined macros.
1702 * config/spu/spu-elf.h (LIB_SPEC): Handle -mcache-size= and
1703 -matomic-updates switches.
1705 * config/spu/t-spu-elf (MULTILIB_OPTIONS): Define.
1706 (EXTRA_MULTILIB_PARTS): Add libgcc_cachemgr.a,
1707 libgcc_cachemgr_nonatomic.a, libgcc_cache8k.a, libgcc_cache16k.a,
1708 libgcc_cache32k.a, libgcc_cache64k.a, libgcc_cache128k.a.
1709 ($(T)cachemgr.o, $(T)cachemgr_nonatomic.o): New target.
1710 ($(T)cache8k.o, $(T)cache16k.o, $(T)cache32k.o, $(T)cache64k.o,
1711 $(T)cache128k.o): Likewise.
1712 ($(T)libgcc_%.a): Likewise.
1714 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_ADDRESS_SPACE_CONVERSION.
1715 * config/spu/spu.opt (-mea32/-mea64): Add switches.
1716 (-maddress-space-conversion): Likewise.
1717 (-mcache-size=): Likewise.
1718 (-matomic-updates): Likewise.
1719 * doc/invoke.texi (-mea32/-mea64): Document.
1720 (-maddress-space-conversion): Likewise.
1721 (-mcache-size=): Likewise.
1722 (-matomic-updates): Likewise.
1724 2009-10-26 Ben Elliston <bje@au.ibm.com>
1725 Michael Meissner <meissner@linux.vnet.ibm.com>
1726 Ulrich Weigand <uweigand@de.ibm.com>
1728 * doc/tm.texi (TARGET_ADDR_SPACE_KEYWORDS): Document.
1730 * c-common.c (c_common_reswords): If TARGET_ADDR_SPACE_KEYWORDS is
1731 defined, add the named address space keywords.
1732 (c_addr_space_name): New function.
1733 (complete_array_type): Preserve named address space.
1734 (handle_mode_attribute): Use targetm.addr_space.valid_pointer_mode
1735 instead of targetm.valid_pointer_mode.
1737 * c-common.h (enum rid): Add RID_ADDR_SPACE_0 .. RID_ADDR_SPACE_15,
1738 RID_FIRST_ADDR_SPACE and RID_LAST_ADDR_SPACE.
1739 (ADDR_SPACE_KEYWORD): New macro.
1740 (c_addr_space_name): Add prototype.
1742 * c-tree.h (struct c_declspecs): Add address_space member.
1743 (declspecs_add_addrspace): Add prototype.
1745 * c-pretty-print.c (pp_c_type_qualifier_list): Handle address spaces.
1747 * c-parser.c (c_parse_init): Add assertion.
1748 (typedef enum c_id_kind): Add C_ID_ADDRSPACE.
1749 (c_lex_one_token): Handle address space keywords.
1750 (c_token_starts_typename): Likewise.
1751 (c_token_starts_declspecs): Likewise.
1752 (c_parser_declspecs): Likewise.
1753 (c_parser_postfix_expression_after_paren_type): Diagnose compound
1754 literal within function qualified with named address space.
1756 * c-decl.c (diagnose_mismatched_decls): Diagnose conflicting named
1757 address space qualifiers.
1758 (shadow_tag_warned): Warn about useless address space qualifiers.
1759 (quals_from_declspecs): Handle address space qualifiers.
1760 (grokdeclarator): Likewise.
1761 (build_null_declspecs): Likewise.
1762 (declspecs_add_addrspace): New function.
1764 * c-typeck.c (addr_space_superset): New function.
1765 (qualify_type): Handle named address spaces.
1766 (composite_type): Likewise.
1767 (common_pointer_type): Likewise.
1768 (comp_target_types): Likewise.
1769 (build_conditional_expr): Likewise.
1770 (handle_warn_cast_qual): Likewise.
1771 (build_c_cast): Likewise.
1772 (convert_for_assignment): Likewise.
1773 (build_binary_op): Likewise.
1774 (pointer_diff): Handle named address spaces. Use intermediate
1775 integer type of sufficient size if required.
1777 2009-10-26 Ben Elliston <bje@au.ibm.com>
1778 Michael Meissner <meissner@linux.vnet.ibm.com>
1779 Ulrich Weigand <uweigand@de.ibm.com>
1781 * doc/tm.texi (TARGET_ADDR_SPACE_POINTER_MODE): Document.
1782 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
1783 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
1785 * target.h (struct target_def): Add pointer_mode, address_mode,
1786 and valid_pointer_mode to addr_space substructure.
1787 * target-def.h (TARGET_ADDR_SPACE_POINTER_MODE): Define.
1788 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
1789 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
1790 (TARGET_ADDR_SPACE_HOOKS): Add them.
1791 * targhooks.c (target_default_pointer_address_modes_p): New function.
1792 * target.h (target_default_pointer_address_modes_p): Add prototype.
1793 * targhooks.c (default_addr_space_pointer_mode): New function.
1794 (default_addr_space_address_mode): Likewise.
1795 (default_addr_space_valid_pointer_mode): Likewise.
1796 * targhooks.h (default_addr_space_pointer_mode): Add prototype.
1797 (default_addr_space_address_mode): Likewise.
1798 (default_addr_space_valid_pointer_mode): Likewise.
1799 * output.h (default_valid_pointer_mode): Move to ...
1800 * targhooks.h (default_valid_pointer_mode): ... here.
1801 * varasm.c (default_valid_pointer_mode): Move to ...
1802 * targhooks.c (default_valid_pointer_mode): ... here.
1804 * varasm.c (output_constant): Use targetm.addr_space.valid_pointer_mode
1805 instead of targetm.valid_pointer_mode.
1807 * fold-const.c (fit_double_type): Use int_or_pointer_precision.
1808 * tree.c (integer_pow2p): Likewise.
1809 (tree_log2): Likewise.
1810 (tree_floor_log2): Likewise.
1811 (signed_or_unsigned_type_for): Support pointer type of different size.
1812 (int_or_pointer_precision): New function.
1813 * tree.h (int_or_pointer_precision): Add prototype.
1814 * stor-layout.c (layout_type): Set TYPE_PRECISION for offset types.
1815 * varasm.c (initializer_constant_valid_p): Use TYPE_PRECISION of
1816 incoming pointer type instead of POINTER_SIZE.
1818 * tree.c (build_pointer_type): Use appropriate pointer mode
1819 instead of ptr_mode.
1820 (build_reference_type): Likewise.
1821 * expr.c (store_expr): Likewise.
1822 (expand_expr_addr_expr): Likewise.
1823 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Likewise.
1824 * cfgexpand.c (expand_debug_expr): Likewise.
1826 * auto-inc-dec.c: Include "target.h".
1827 (try_merge): Use appropriate address mode instead of Pmode.
1828 (find_inc): Likewise.
1829 * combine.c (find_split_point): Likewise.
1830 * cselib.c (cselib_record_sets): Likewise.
1831 * dse.c (replace_inc_dec): Likewise.
1832 (canon_address): Likewise.
1833 * var-tracking.c (replace_expr_with_values): Likewise.
1834 (count_uses): Likewise.
1835 (add_uses): Likewise.
1836 (add_stores): Likewise.
1837 * emit-rtl.c: Include "target.h".
1838 (adjust_address_1): Use appropriate address mode instead of Pmode.
1839 (offset_address): Likewise.
1840 * explow.c (break_out_memory_refs): Likewise.
1841 (memory_address_addr_space): Likewise.
1842 (promote_mode): Likewise.
1843 * expr.c (move_by_pieces): Likewise.
1844 (emit_block_move_via_loop): Likewise.
1845 (store_by_pieces): Likewise.
1846 (store_by_pieces_1): Likewise.
1847 (expand_assignment): Likewise.
1848 (store_constructor): Likewise.
1849 (expand_expr_addr_expr): Likewise.
1850 (expand_expr_real_1): Likewise.
1851 * cfgexpand.c (expand_debug_expr): Likewise.
1852 * ifcvt.c (noce_try_cmove_arith): Likewise.
1853 * regcprop.c (kill_autoinc_value): Likewise.
1854 * regmove.c (try_auto_increment): Likewise.
1855 * reload.c (find_reloads): Likewise.
1856 (find_reloads_address): Likewise.
1857 (find_reloads_address_1): Likewise.
1858 * sched-deps.c: Include "target.h".
1859 (sched_analyze_1): Use appropriate address mode instead of Pmode.
1860 (sched_analyze_2): Likewise.
1861 * sel-sched-dump.c: Include "target.h".
1862 (debug_mem_addr_value): Use appropriate address mode instead of Pmode.
1863 * stor-layout.c (layout_type): Likewise.
1864 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
1865 (multiplier_allowed_in_address_p): Likewise.
1866 (get_address_cost): Likewise.
1867 * varasm.c (make_decl_rtl): Likewise.
1869 * expr.c (expand_assignment): Always convert offsets to appropriate
1871 (store_expr): Likewise.
1872 (store_constructor): Likewise.
1873 (expand_expr_real_1): Likewise.
1875 * reload.h (form_sum): Add MODE argument.
1876 * reload.c (form_sum): Add MODE argument, use it instead of Pmode.
1877 Update recursive calls.
1878 (subst_indexed_address): Update calls to form_sum.
1880 * tree-flow.h (addr_for_mem_ref): Add ADDRSPACE argument.
1881 * tree-ssa-address.c: Include "target.h".
1882 (templates): Replace by ...
1883 (mem_addr_template_list): ... this new vector.
1884 (TEMPL_IDX): Handle address space numbers.
1885 (gen_addr_rtx): Add address mode argument, use it instead of Pmode.
1886 (addr_for_mem_ref): Add ADDRSPACE argument. Use per-address-space
1887 instead of global cache. Update call to gen_addr_rtx.
1888 (valid_mem_ref_p): Update call to addr_for_mem_ref.
1889 * expr.c (expand_expr_real_1): Update call to addr_for_mem_ref.
1891 * rtl.h (convert_memory_address_addr_space): Add prototype.
1892 (convert_memory_address): Define as macro.
1893 * explow.c (convert_memory_address): Rename to ...
1894 (convert_memory_address_addr_space): ... this. Add ADDRSPACE argument.
1895 Use appropriate pointer and address modes instead of ptr_mode / Pmode.
1896 Update recursive calls.
1897 (memory_address_addr_space): Call convert_memory_address_addr_space.
1898 * expmed.c (make_tree): Likewise.
1899 * expr.c (expand_assignment): Likewise.
1900 (expand_expr_addr_expr_1): Likewise. Also, add ADDRSPACE argument.
1901 (expand_expr_addr_expr): Likewise. Also, update call.
1903 * alias.c (find_base_value): Guard pointer size optimizations.
1904 (find_base_term): Likewise.
1905 * rtlanal.c (nonzero_bits1): Likewise.
1906 (num_sign_bit_copies1): Likewise.
1907 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
1909 * Makefile.in (tree-ssa-address.o): Add $(TARGET_H) dependency.
1910 (emit-rtl.o): Likewise.
1911 (auto-inc-dec.o): Likewise.
1912 (sched-deps.o): Likewise.
1914 2009-10-26 Ben Elliston <bje@au.ibm.com>
1915 Michael Meissner <meissner@linux.vnet.ibm.com>
1916 Ulrich Weigand <uweigand@de.ibm.com>
1918 * doc/extend.texi (Named Address Spaces): New section.
1919 * coretypes.h (addr_space_t): New type.
1920 (ADDR_SPACE_GENERIC): New define.
1921 (ADDR_SPACE_GENERIC_P): New macro.
1923 * doc/tm.texi (Named Address Spaces): New section.
1924 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Document.
1925 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Document.
1926 (TARGET_ADDR_SPACE_SUBSET_P): Document.
1927 (TARGET_ADDR_SPACE_CONVERT): Document.
1928 * target.h (struct gcc_target): Add addr_space substructure.
1929 * target-def.h (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Define.
1930 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
1931 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
1932 (TARGET_ADDR_SPACE_CONVERT): Likewise.
1933 (TARGET_ADDR_SPACE_HOOKS): Likewise.
1934 (TARGET_INITIALIZER): Initialize addr_space hooks.
1935 * targhooks.c (default_addr_space_legitimate_address_p): New function.
1936 (default_addr_space_legitimize_address): Likewise.
1937 (default_addr_space_subset_p): Likewise.
1938 (default_addr_space_convert): Likewise.
1939 * targhooks.h (default_addr_space_legitimate_address_p): Add prototype.
1940 (default_addr_space_legitimize_address): Likewise.
1941 (default_addr_space_subset_p): Likewise.
1942 (default_addr_space_convert): Likewise.
1944 * doc/rtl.texi (MEM_ADDR_SPACE): Document.
1945 * rtl.h (mem_attrs): Add ADDRSPACE memory attribute.
1946 (MEM_ADDR_SPACE): New macro.
1947 * emit-rtl.c (get_mem_attrs): Add ADDRSPACE argument and set
1948 address space memory attribute.
1949 (mem_attrs_htab_hash): Handle address space memory attribute.
1950 (mem_attrs_htab_eq): Likewise.
1951 (set_mem_attributes_minus_bitpos): Likewise.
1952 (set_mem_alias_set): Likewise.
1953 (set_mem_align): Likewise.
1954 (set_mem_expr): Likewise.
1955 (set_mem_offset): Likewise.
1956 (set_mem_size): Likewise.
1957 (adjust_address_1): Likewise.
1958 (offset_address): Likewise.
1959 (widen_memoy_address): Likewise.
1960 (get_spill_slot_decl): Likewise.
1961 (set_mem_attrs_for_spill): Likewise.
1962 (set_mem_addr_space): New function.
1963 * emit-rtl.h (set_mem_addr_space): Add prototype.
1964 * print-rtl.c (print_rtx): Print address space memory attribute.
1965 * expr.c (expand_assignment): Set address space memory attribute
1966 of generated MEM RTXes as appropriate.
1967 (expand_expr_real_1): Likewise.
1968 * cfgexpand.c (expand_debug_expr): Likewise.
1969 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
1971 * tree.h (struct tree_base): Add address_space bitfield. Reduce
1972 size of "spare" bitfield.
1973 (TYPE_ADDR_SPACE): New macro.
1974 (ENCODE_QUAL_ADDR_SPACE): Likewise.
1975 (DECODE_QUAL_ADDR_SPACE): Likewise.
1976 (CLEAR_QUAL_ADDR_SPACE): Likewise.
1977 (KEEP_QUAL_ADDR_SPACE): Likewise.
1978 (TYPE_QUALS): Encode type address space.
1979 (TYPE_QUALS_NO_ADDR_SPACE): New macro.
1980 * tree.c (set_type_quals): Set type address space.
1981 (build_array_type): Inherit array address space from element type.
1982 * print-tree.c (print_node_brief): Print type address space.
1983 (print_node): Likewise.
1984 * tree-pretty-print.c (dump_generic_node): Likewise.
1986 * explow.c (memory_address): Rename to ...
1987 (memory_address_addr_space): ... this. Add ADDRSPACE argument.
1988 Use address-space aware variants of memory address routines.
1989 * recog.c (memory_address_p): Rename to ...
1990 (memory_address_addr_space_p): ... this. Add ADDSPACE argument.
1991 Use address-space aware variants of memory address routines.
1992 (offsettable_address_p): Rename to ...
1993 (offsettable_address_addr_space_p): ... this. Add ADDRSPACE argument.
1994 Use address-space aware variants of memory address routines.
1995 * reload.c (strict_memory_address_p): Rename to ...
1996 (strict_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
1997 Use address-space aware variants of memory address routines.
1998 (maybe_memory_address_p): Rename to ...
1999 (maybe_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
2000 Use address-space aware variants of memory address routines.
2001 * expr.h (memory_address_addr_space): Add prototype.
2002 (memory_address): Define as macro.
2003 * recog.h (memory_address_addr_space_p): Add prototype.
2004 (memory_address_p): Define as macro.
2005 (offsettable_address_addr_space_p): Add prototype.
2006 (offsettable_address_p): Define as macro.
2007 (strict_memory_address_addr_space_p): Add prototype.
2008 (strict_memory_address_p): Define as macro.
2010 * combine.c (find_split_point): Use address-space aware variants
2011 of memory address routines.
2012 * emit-rtl.c (operand_subword): Likewise.
2013 (change_address_1): Likewise.
2014 (adjust_address_1): Likewise.
2015 (offset_address): Likewise.
2016 * expr.c (emit_move_insn): Likewise.
2017 (expand_assignment): Likewise.
2018 (expand_expr_real_1): Likewise.
2019 * recog.c (verify_changes): Likewise.
2020 (general_operand): Likewise.
2021 (offsettable_memref_p): Likewise.
2022 (offsettable_nonstrict_memref_p): Likewise.
2023 (constrain_operands): Likewise.
2024 * reload.c (get_secondary_mem): Likewise.
2025 (find_reloads_toplev): Likewise.
2026 (find_reloads_address): Likewise.
2027 (find_reloads_subreg_address): Likewise.
2028 * reload1.c (reload): Likewise.
2029 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
2030 * rtl.h (address_cost): Add ADDRSPACE argument.
2031 * rtlanal.c (address_cost): Add ADDRSPACE argument. Use address-space
2032 aware variant of memory address routines.
2033 * loop-invariant.c (create_new_invariant): Update address_cost call.
2034 * tree-ssa-loop-ivopts.c (computation_cost): Likewise.
2035 * fwprop.c (should_replace_address): Add ADDRSPACE argument.
2036 Use address-space aware variant of memory address routines.
2037 (propagate_rtx_1): Update call to should_replace_address.
2038 * tree-flow.h (multiplier_allowed_in_address_p): Add ADDRSPACE
2040 * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Add
2041 ADDRSPACE argument. Use per-address-space instead of global cache.
2042 Use address-space aware variant of memory address routines.
2043 (get_address_cost): Likewise.
2044 (get_computation_cost_at): Update calls.
2045 * tree-ssa-address.c (valid_mem_ref_p): Add ADDRSPACE argument.
2046 Use address-space aware variant of memory address routines.
2047 (create_mem_ref_raw): Update call to valid_mem_ref_p.
2048 (most_expensive_mult_to_index): Update call to
2049 multiplier_allowed_in_address_p.
2051 * dwarf2out.c (modified_type_die): Output DW_AT_address_class
2052 attribute to indicate named address spaces.
2054 * varasm.c (get_variable_section): DECLs in named address spaces
2057 * reload.c (find_reloads_address): Do not use LEGITIMIZE_RELOAD_ADDRESS
2058 for addresses in a non-generic address space.
2060 * expr.c (emit_block_move_hints): Do not use libcalls for
2061 memory in non-generic address spaces.
2062 (clear_storage_hints): Likewise.
2063 (expand_assignment): Likewise.
2065 * fold-const.c (operand_equal_p): Expressions refering to different
2066 address spaces are not equivalent.
2068 * rtl.c (rtx_equal_p_cb): MEMs refering to different address
2069 spaces are not equivalent.
2070 (rtx_equal_p): Likewise.
2071 * cse.c (exp_equiv_p): Likewise.
2072 * jump.c (rtx_renumbered_equal_p): Likewise.
2073 * reload.c (operands_match_p): Likewise.
2075 * alias.c (nonoverlapping_memrefs_p): MEMs refering to different
2076 address spaces may alias.
2077 (true_dependence): Likewise.
2078 (canon_true_dependence): Likewise.
2079 (write_dependence_p): Likewise.
2081 * dse.c (canon_address): Handle named address spaces.
2082 * ifcvt.c (noce_try_cmove_arith): Likewise.
2084 * tree.def (ADDR_SPACE_CONVERT_EXPR): New tree code.
2085 * expr.c (expand_expr_real_2): Expand ADDR_SPACE_CONVERT_EXPR.
2086 * convert.c (convert_to_pointer): Generate ADDR_SPACE_CONVERT_EXPR
2087 to handle conversions between different address spaces.
2088 * fold-const.c (fold_convert_loc): Likewise.
2089 (fold_unary_loc): Handle ADDR_SPACE_CONVERT_EXPR.
2090 * tree-pretty-print.c (dump_generic_node): Likewise.
2091 * gimple-pretty-print.c (dump_unary_rhs): Likewise.
2092 * tree-cfg.c (verify_gimple_assign_unary): Likewise.
2093 * tree-inline.c (estimate_operator_cost): Likewise.
2094 * tree-ssa.c (useless_type_conversion_p): Conversions between pointers
2095 to different address spaces are not useless.
2097 2009-10-26 Jakub Jelinek <jakub@redhat.com>
2100 * cfgcleanup.c (trivially_empty_bb_p): New function.
2101 (try_optimize_bb): Use it instead of checking BB_HEAD == BB_END.
2104 * dwarf2out.c (add_pubname, add_pubtype, generic_parameter_die,
2105 add_name_and_src_coords_attributes, gen_namespace_die,
2106 dwarf2out_set_name): Handle dwarf2_name returning NULL.
2108 2009-10-26 Nick Clifton <nickc@redhat.com>
2110 * config.gcc: Add support for RX target.
2111 * config/rx: New directory.
2112 * config/rx/constraints.md: New file.
2113 * config/rx/predicates.md: New file.
2114 * config/rx/rx.c: New file.
2115 * config/rx/rx.h: New file.
2116 * config/rx/rx.md: New file.
2117 * config/rx/rx.opt: New file.
2118 * config/rx/rx-protos.h: New file.
2119 * config/rx/t-rx: New file.
2120 * doc/extend.texi: Document RX function attributes.
2121 * doc/invoke.texi: Document RX specific command line options.
2122 * doc/contrib.texi: Document RX contribution.
2123 * doc/md.texi: Document RX constraints.
2124 * doc/install.texi: Document RX support.
2126 2009-10-26 Michael Matz <matz@suse.de>
2128 PR tree-optimization/41783
2129 * tree-ssa-alias.c (get_continuation_for_phi): Export, add a special
2130 case for simple diamonds.
2131 * tree-ssa-alias.h (get_continuation_for_phi): Declare.
2132 * tree-ssa-pre.c (translate_vuse_through_block): Add same_valid
2133 argument, use alias oracle to skip some vdefs.
2134 (phi_translate_1): Change call to above, don't allocate new
2135 value ids if they can stay the same.
2136 (compute_avail): Allow vuse walking when looking up references.
2138 2009-10-26 Richard Guenther <rguenther@suse.de>
2140 PR tree-optimization/41826
2141 * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Avoid
2142 access to re-allocated vector fields.
2144 2009-10-26 Richard Guenther <rguenther@suse.de>
2146 * graphite-sese-to-poly.c (check_poly_representation): Fix
2147 compile without checking.
2149 2009-10-26 Janus Weil <janus@gcc.gnu.org>
2152 * gimple.h (tree_annotate_all_with_location): Remove prototype.
2153 * gimplify.c (tree_should_carry_location_p,
2154 tree_annotate_one_with_location,tree_annotate_all_with_location):
2155 Remove obsolete functions.
2157 2009-10-25 Kaz Kojima <kkojima@gcc.gnu.org>
2160 * config/sh/sh.md (stuff_delay_slot): Don't set T_REG in pattern.
2162 2009-10-25 Richard Guenther <rguenther@suse.de>
2164 * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
2165 Stream DECL_RESTRICTED_P.
2166 * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
2168 2009-10-25 Richard Sandiford <rdsandiford@googlemail.com>
2170 * config/mips/mips.c (mips_restore_gp_from_cprestore_slot): Emit
2171 a note when expanding to nothing.
2173 2009-10-25 Richard Guenther <rguenther@suse.de>
2176 * tree.c (find_decls_types_r): Deal with Java overloading
2177 BINFO_VIRTUALS for its own purpose.
2179 2009-10-24 Adam Nemet <anemet@caviumnetworks.com>
2181 * config/mips/predicates.md (hilo_operand): New predicate.
2182 * config/mips/mips.md (<u>mulsidi3_64bit): Change it to a
2183 define_insn. Correct !ISA_HAS_EXT_INS length from 24 to 28. Move
2184 splitter part from here ...:
2185 (<u>mulsidi3_64bit splitter for !ISA_HAS_EXT_INS): ... to here. Swap
2186 op0 and op4 to match the DINS case.
2187 (<u>mulsidi3_64bit splitter for ISA_HAS_EXT_INS): New splitter.
2189 2009-10-24 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2192 * avr.md (QIDI): Add new mode iterator.
2193 (sbrx_branch<mode>): Create new zero extract bit, test and jump
2194 patterns for all QI thru DI modes combinations.
2195 (sbrx_and_branch<mode>): Create new and based bit test and jump
2196 patterns for QI thru SI modes.
2197 avr.c (avr_out_sbxx_branch): Use only bit number.
2199 2009-10-24 Jan Hubicka <jh@suse.cz>
2201 * ipa-reference.c (check_call): Noreturn notrhow calls do not write
2203 (analyze_function): When analyzing noreturn nothrow call, do not
2204 compute written stats; free bitmaps of vars early if possible.
2205 (generate_summary): Only update bitmaps if computed.
2206 (propagate): Only dump bitmaps if computed.
2207 (ipa_reference_read_summary): Fix pasto.
2209 2009-10-24 Eric Botcazou <ebotcazou@adacore.com>
2211 * tree-ssa-alias.c (nonaliasing_component_refs_p): Rename into...
2212 (aliasing_component_refs_p): ...this. Return true if there is no
2213 common base and the base access types have the same alias set.
2214 (indirect_ref_may_alias_decl_p): Adjust for above renaming.
2215 (indirect_refs_may_alias_p): Likewise.
2217 2009-10-23 Joseph Myers <joseph@codesourcery.com>
2220 * c-typeck.c (c_finish_stmt_expr): Do not wrap error_mark_node in
2221 a C_MAYBE_CONST_EXPR.
2223 2009-10-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2226 * config/rs6000/rs6000.c (struct machine_function): Add
2227 vsx_or_altivec_used_p to record if vector types are used.
2228 (rs6000_expand_to_rtl_hook): Rename from
2229 rs6000_alloc_sdmode_stack_slot. If VSX, check to see if there are
2230 any vector operations, so if there are, we can set VRSAVE to
2231 non-zero when only floating point vector registers are used.
2232 (TARGET_EXPAND_TO_RTL_HOOK): Use rs6000_expand_to_rtl_hook.
2233 (rs6000_check_vector_mode): Inner function to check if vector
2234 types are used in the code.
2235 (compute_vrsave_mask): If VSX, make sure VRSAVE is non-zero if
2236 vector instructions are used.
2238 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED):
2239 Indicate that VSX registers which overlap floating point
2240 registers, can't be used across a call, since the ABI only states
2241 the scalar part of the register will be saved and restored.
2243 2009-10-23 Joseph Myers <joseph@codesourcery.com>
2246 * alias.c (get_alias_set): Call langhook before returning 0 for
2247 types with structural equality.
2248 * c-common.c (c_common_get_alias_set): Use alias set of element
2249 type for arrays with structural comparison.
2251 2009-10-23 Richard Guenther <rguenther@suse.de>
2254 * cfgexpand.c (expand_call_stmt): Use gimple_has_side_effects and
2255 gimple_call_nothrow_p.
2257 2009-10-23 Richard Guenther <rguenther@suse.de>
2259 PR tree-optimization/41778
2260 * tree-ssa-pre.c (do_regular_insertion): Only insert if a
2261 redundancy along a path in the CFG we want to optimize for speed
2262 is going to be removed.
2263 (execute_pre): Do partial-PRE only if the function is to be
2264 optimized for speed.
2265 (gate_pre): Do not turn off all of PRE when not optimizing a
2268 2009-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2270 * builtins.c (fold_builtin_cabs): Use validate_arg().
2271 (fold_builtin_cexp): Fix if-logic.
2272 (fold_builtin_1): Check subtype for BUILT_IN_CIMAG.
2274 2009-10-22 Jeff Law <law@redhat.com>
2276 * ira-lives.c (process_single_reg_class_operands): Update the
2277 hard reg costs for all the hard registers desired by the
2278 single reg class operand.
2280 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
2282 * simplify-rtx.c (simplify_replace_fn_rtx): Add a fallback case
2283 for rtxes that aren't handled specially.
2285 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
2287 * rtl.h (shallow_copy_rtvec): Declare.
2288 * rtl.c (shallow_copy_rtvec): New function.
2289 * cselib.c (cselib_subst_to_values): Use it. Only modify an
2290 rtx field if the subrtx has changed.
2292 2009-10-22 Anatoly Sokolov <aesok@post.ru>
2294 * config/m32c/m32c.c (m32c_function_value_regno_p): New function.
2295 (m32c_function_value): Make static, add new 'outgoing' argument.
2296 (m32c_libcall_value): Make static, add new 'fun' argument.
2297 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
2298 * config/m32c/m32c.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
2299 (FUNCTION_VALUE_REGNO_P): Redefine, use m32c_function_value_regno_p.
2300 * config/m32c/m32c-protos.h (m32c_function_value_regno_p): Declare.
2301 (m32c_function_value, m32c_libcall_value): Delete declaration.
2303 2009-10-22 Diego Novillo <dnovillo@google.com>
2305 * Makefile.in (PLUGIN_HEADERS): Add output.h and IPA_UTILS_H.
2307 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
2309 * tree-cfg.c (gimple_duplicate_sese_tail): Fix typos/indentation/white
2312 2009-10-22 Richard Guenther <rguenther@suse.de>
2314 * lto-streamer.h (lto_symtab_merge_cgraph_nodes): Declare.
2315 * lto-symtab.c (struct lto_symtab_entry_def): Add node member.
2316 (lto_symtab_merge): Do not merge cgraph nodes here.
2317 (lto_symtab_resolve_can_prevail_p): Simplify.
2318 (lto_symtab_resolve_symbols): Store cgraph node.
2319 (lto_symtab_merge_decls_1): Simplify. Do not drop non-prevailing
2320 functions from the symtab.
2321 (lto_symtab_merge_cgraph_nodes_1): New function.
2322 (lto_symtab_merge_cgraph_nodes): Likewise.
2324 2009-10-22 Richard Guenther <rguenther@suse.de>
2327 * lto-streamer-out.c (lto_output_location): Stream the
2329 * lto-streamer-in.c (lto_input_location): Likewise.
2331 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
2333 * cfgloopmanip.c (duplicate_subloops): Export.
2334 * tree-parloops.c (loop_parallel_p): Dump if loop is innermost.
2335 (transform_to_exit_first_loop): Duplicate bbs starting from
2336 header up to loop->latch instead of exit->src.
2337 Initialize control variable to the correct number of iterations.
2338 (gather_scalar_reductions): Do not register double reductions.
2339 (parallelize_loops): Dump which loop is tested.
2340 Indicate whether the parallelized loop is inner or not.
2341 Remove the innermost-loop requirement.
2342 * cfgloop.h (duplicate_subloops): Export.
2343 * tree-cfg.c (add_phi_args_after_redirect): New function.
2344 (gimple_duplicate_sese_tail): Remove the no-subloops constraint.
2345 Call duplicate_subloops.
2346 Update number of iterations at the exit condition.
2347 Don't redirect nexits always to the loop exit.
2348 Redirect copied edges from latch to the loop exit.
2350 2009-10-22 Jan Hubicka <jh@suse.cz>
2352 * ipa-cp.c (ipcp_read_summary): Remove now invalid FIXME and
2354 * ipa-inline.c (cgraph_mark_inline_edge,
2355 cgraph_decide_inlining_of_small_function,
2356 cgraph_decide_inlining, inline_read_summary): Disable indirect
2357 inlining for WPA for time being.
2359 PR tree-optimize/40556
2360 * ipa-inline.c (cgraph_early_inlining): Fix iterations condition.
2362 2009-10-22 Richard Guenther <rguenther@suse.de>
2364 * lto-streamer.h (lto_symtab_clear_resolution): Remove.
2365 * lto-symtab.c (lto_symtab_clear_resolution): Likewise.
2367 2009-10-22 Jan Hubicka <jh@suse.cz>
2370 * ipa-reference.c (has_proper_scope_for_analysis): Add fixme about
2372 (check_call): Handle only indirect calls.
2373 (propagate_bits): Update comment.
2374 (write_node_summary_p): Turn bogus check to assert.
2375 (ipa_reference_write_summary): Stream calls_read_all properly.
2376 (ipa_reference_read_summary): Stream in calls_read_all properly.
2377 (read_write_all_from_decl): New function.
2378 (propagate): Handle OVERWRITABLE nodes and external calls here.
2379 * ipa-pre-const.c (check_call): In IPA mode handle indirect
2381 (analyze_function): Do not check visibility here.
2382 (add_new_function): We summary OVERWRITABLE too.
2383 (generate_summary): Stream OVERWRITABLE nodes too.
2384 (propagate): Handle external calls and OVERWRITABLE nodes here.
2385 (local_pure_const): Check visibility here.
2387 2009-10-22 Jan Hubicka <jh@suse.cz>
2389 * ipa-cp.c (ipcp_write_summary, ipcp_read_summary): New functions.
2390 (pass_ipa_cp): Register them.
2391 (ipcp_init_stage): Analyze all functions for whopr/lto.
2392 (ipcp_propagate_stage): Skip external calls.
2393 (ipcp_iterate_stage): Call ipa_update_after_lto_read if needed.
2394 * ipa-reference.c (write_node_summary_p): Fix thinko about
2396 * cgraphunit.c (ipa_passes): When in lto, ne er produce new summaries;
2397 when in ltrans, skip executing of ipa passes since everything
2398 should've been done.
2399 * ipa-inline.c (cgraph_decide_inlining): Remove FIXMEs.
2400 (inline_generate_summary): Likewise.
2401 (inline_read_summary): New function.
2402 (inline_write_summary): New function.
2403 (pass_ipa_inline): Register new hooks.
2404 * ipa-prop.c: Inlcude lto-streamer.h
2405 (ipa_edge_args_vector): Update declaration.
2406 (ipa_count_arguments, ipa_compute_jump_functions,
2407 ipa_free_edge_args_substructures): Move ipa_edge_args_vector into ggc.
2408 (ipa_write_jump_function, ipa_read_jump_function, ipa_write_node_info,
2409 ipa_read_node_info): New static functions.
2410 (ipa_prop_write_jump_functions, ipa_prop_read_jump_functions): Update.
2411 (duplicate_array): Use xmalloc.
2412 (duplicate_ggc_array): New.
2413 (ipa_edge_duplication_hook): Use it.
2414 (ipa_update_after_lto_read): New function.
2415 * ipa-prop.h (ipa_prop_write_jump_functions,
2416 ipa_prop_read_jump_functions): Declare.
2417 (ipa_pass_through_data, ipa_ancestor_jf_data, ipa_member_ptr_cst,
2418 jump_func_value, ipa_member_ptr_cst, ipa_edge_args): Add GTY markers.
2419 (ipa_edge_args_vector): Move into GGC.
2420 (ipa_check_create_edge_args): Update.
2421 (ipa_update_after_lto_read): New.
2422 * passes.c (ipa_write_summaries_1): When in wpa, do not write
2424 (ipa_read_summaries): When in ltrans, so not read summaries.
2425 * lto-streamer.c (lto_get_section_name): Add
2426 LTO_section_jump_functions.
2427 * lto-streamer.h (LTO_section_jump_functions): New section.
2428 (produce_asm): Declare.
2429 * lto-cgraph.c (output_cgraph): Output edges in reverse order.
2430 * lto-streamer-out.c (produce_asm): Export.
2431 * lto-streamer-in.c: Include tree-pass.h
2432 (input_function): Free dominance info when done.
2433 (lto_read_body): Push ipa_inline in ltrans stage.
2434 * gengtype.c (open_base_files): Add ipa-prop.h into includes.
2435 * Makefile.in (GTFILES): Add ipa-prop.h
2437 2009-10-22 Matthias Klose <doko@ubuntu.com>
2439 * doc/install.texi: Document --enable-browser-plugin.
2441 2009-10-21 Vladimir Makarov <vmakarov@redhat.com>
2443 * doc/invoke.texi (fira-loop-pressure): Update default value.
2444 * opts.c (decode_options): Remove default value setting for
2445 flag_ira_loop_pressure.
2446 * config/ia64/ia64.c (ia64_override_options): Set
2447 flag_ira_loop_pressure up for -O3.
2448 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
2450 2009-10-21 Sebastian Pop <sebastian.pop@amd.com>
2452 PR tree-optimization/41497
2453 * tree-scalar-evolution.c (analyze_evolution_in_loop): Return
2454 chrec_dont_know if the evolution function returned by follow_ssa_edge
2455 is constant in the analyzed loop and is not compatible with the
2456 initial value before the loop.
2457 * tree-chrec.h (no_evolution_in_loop_p): Call STRIP_NOPS.
2459 2009-10-21 Joseph Myers <joseph@codesourcery.com>
2461 * config/sh/sh.c (nonpic_symbol_mentioned_p): Allow UNSPEC_TPOFF.
2463 2009-10-21 Jakub Jelinek <jakub@redhat.com>
2466 * doc/invoke.texi: Document -print-multi-os-directory.
2468 2009-10-21 Jack Howarth <howarth@bromo.med.uc.edu>
2471 * gcc/config/darwin10.h: Use default_emit_unwind_label.
2472 * gcc/config/darwin.c: Disable -freorder-blocks-and-partition
2473 when darwin_emit_unwind_label is used.
2475 2009-10-21 Eric Botcazou <ebotcazou@adacore.com>
2477 * tree-vect-stmts.c (exist_non_indexing_operands_for_use_p): Tweak
2480 2009-10-20 Richard Henderson <rth@redhat.com>
2482 * tree-eh.c (lower_try_finally_copy): Do lower_eh_constructs_1
2483 before emit_post_landing_pad.
2485 2009-10-20 Adam Nemet <anemet@caviumnetworks.com>
2487 * config/mips/mips.c (mips_binary_cost): Add new argument speed.
2488 Use when calling rtx_costs.
2489 (mips_rtx_costs): Fix formatting. Use argument speed rather than the
2490 global optimize_size. Pass speed to mips_binary_cost.
2492 2009-10-20 Jakub Jelinek <jakub@redhat.com>
2494 * config/rs6000/rs6000.c (def_builtin): Set TREE_READONLY instead
2497 2009-10-20 Richard Sandiford <rdsandiford@googlemail.com>
2499 * rtl.h (simplify_replace_fn_rtx): Declare.
2500 (wrap_constant, unwrap_constant): Delete.
2501 * cfgexpand.c (unwrap_constant, wrap_constant): Delete.
2502 (expand_debug_expr): Don't call wrap_constant.
2503 * combine.c (rtx_subst_pair): Only define for AUTO_INC_DEC.
2504 (auto_adjust_pair): Fold into...
2505 (propagate_for_debug_subst): ...here. Only define for AUTO_INC_DEC.
2506 Just return a new value.
2507 (propagate_for_debug): Use simplify_replace_fn_rtx for AUTO_INC_DEC,
2508 otherwise use simplify_replace_rtx.
2509 * cselib.c (wrap_constant): Reinstate old definition.
2510 (cselib_expand_value_rtx_1): Don't wrap constants.
2511 * gcse.c (try_replace_reg): Don't use copy_rtx in the call to
2512 simplify_replace_rtx.
2513 (bypass_block): Fix formatting in calls to simplify_replace_rtx.
2514 * reload1.c (reload): Skip all uses for an insn before adjusting it.
2515 Use simplify_replace_rtx.
2516 * simplify-rtx.c (simplify_replace_fn_rtx): New function,
2518 (simplify_replace_rtx): ...here. Turn into a wrapper for
2519 simplify_replace_fn_rtx.
2520 (simplify_unary_operation): Don't unwrap CONSTs.
2521 * var-tracking.c (check_wrap_constant): Delete.
2522 (vt_expand_loc_callback): Don't call it.
2523 (vt_expand_loc): Likewise.
2525 2009-10-20 Pascal Obry <obry@adacore.com>
2526 Eric Botcazou <ebotcazou@adacore.com>
2528 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Add enclosing parens.
2530 2009-10-20 Michael Matz <matz@suse.de>
2532 * loop-invariant.c (create_new_invariant): Use different magic number.
2534 2009-10-20 Richard Earnshaw <rearnsha@arm.com>
2537 * arm.c (arm_override_options): Forcibly disable hot/cold block
2540 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
2543 * haifa-sched.c (try_ready): Skip debug deps updating speculation
2546 2009-10-20 Richard Guenther <rguenther@suse.de>
2548 * ggc-page.c: Include cfgloop.h.
2549 (struct max_alignment): Drop long double, add void *.
2550 (extra_order_size_table): Add low non-power-of-two multiples
2551 of MAX_ALIGNMENT. Drop small type-based entries, add
2552 tree_type, cgraph_node and loop.
2553 * alloc-pool.c (struct allocation_object_def): Drop long double
2556 2009-10-20 Jakub Jelinek <jakub@redhat.com>
2559 * loop-invariant.c (calculate_loop_reg_pressure): Don't count regs
2560 referenced just in DEBUG_INSNs.
2562 2009-10-20 Richard Guenther <rguenther@suse.de>
2565 * gimple.c (gimple_register_type): Make sure we register
2566 the types main variant first.
2568 2009-10-20 Richard Guenther <rguenther@suse.de>
2570 * gimple.c (gimple_types_compatible_p): Simplify. Move
2571 cheap checks before hashtable queries. Add checks for
2572 TYPE_NONALIASED_COMPONENT and DECL_NONADDRESSABLE_P.
2574 2009-10-20 Eric Botcazou <ebotcazou@adacore.com>
2576 * tree-sra.c (build_ref_for_offset_1) <RECORD_TYPE>: Skip fields
2577 without size or with size that can't be represented as a host integer.
2579 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
2581 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't regard
2582 the removal of a debug stmt as a significant change.
2584 2009-10-20 Wolfgang Gellerich <gellerich@de.ibm.com>
2586 * config/s390/s390.md: Added agen condition to operand
2587 forwarding bypasses. Added bypass for early address generation
2588 use of int results. Updated comments.
2590 2009-10-20 Stefan Dösinger <stefan@codeweavers.com>
2592 * config/i386/i386.c: Remove signal.h #include.
2594 2009-10-20 Jie Zhang <jie.zhang@analog.com>
2596 * simplify-rtx.c (simplify_const_unary_operation): Handle SS_ABS.
2597 * doc/rtl.texi: Document ss_abs.
2599 2009-10-19 Jakub Jelinek <jakub@redhat.com>
2601 * c-common.c (c_parse_error): Handle CPP_UTF8STRING.
2602 * c-lex.c (c_lex_with_flags): Likewise. Test C_LEX_STRING_NO_JOIN
2603 instead of C_LEX_RAW_STRINGS.
2604 (lex_string): Handle CPP_UTF8STRING.
2605 * c-parser.c (c_parser_postfix_expression): Likewise.
2606 * c-pragma.h (C_LEX_RAW_STRINGS): Rename to ...
2607 (C_LEX_STRING_NO_JOIN): ... this.
2609 2009-10-19 Anatoly Sokolov <aesok@post.ru>
2611 * config/cris/cris.c (cris_function_value, cris_libcall_value,
2612 cris_function_value_regno_p): New functions.
2613 (cris_promote_function_mode): Update comment.
2614 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
2615 * config/cris/cris.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
2616 (FUNCTION_VALUE_REGNO_P): Redefine, use cris_function_value_regno_p.
2617 * config/cris/cris-protos.h (cris_function_value_regno_p): Declare.
2619 2009-10-19 Jakub Jelinek <jakub@redhat.com>
2621 * unwind-dw2.c (execute_stack_op): Fix operand order for
2622 DW_OP_le, DW_OP_ge, DW_OP_lt and DW_OP_gt.
2624 2009-10-19 Eric Botcazou <ebotcazou@adacore.com>
2626 * gimple-low.c (struct lower_data): Add cannot_fallthru field.
2627 (lower_stmt) <GIMPLE_BIND>: Add comment.
2628 <GIMPLE_COND, GIMPLE_GOTO, GIMPLE_SWITCH>: Set cannot_fallthru to true
2630 <GIMPLE_RETURN>: Remove the statement if cannot_fallthru is set.
2631 Otherwise lower it and set cannot_fallthru to true.
2632 <GIMPLE_TRY>: Update cannot_fallthru for GIMPLE_TRY_FINALLY and return.
2633 <GIMPLE_CATCH, GIMPLE_EH_FILTER>: Set cannot_fallthru to false.
2634 <GIMPLE_CALL>: Set cannot_fallthru to false for BUILT_IN_SETJMP and
2635 to true for a noreturn call. Do not remove statements.
2636 <GIMPLE_OMP_PARALLEL, GIMPLE_OMP_TASK>: Set cannot_fallthru to false.
2637 Set cannot_fallthru to false on function exit.
2638 (gimple_stmt_may_fallthru) <GIMPLE_SWITCH>: Really return false.
2639 <GIMPLE_ASSIGN>: Remove.
2641 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2643 * config/s390/s390.c (s390_z10_optimize_cmp): Don't touch FP compares.
2645 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2647 * config/s390/s390.c (s390_z10_optimize_cmp): Use
2648 next/prev_active_insn to skip DEBUG_INSNs as well.
2650 2009-10-19 Joseph Myers <joseph@codesourcery.com>
2652 * config/arm/arm.c (output_move_neon): Use DImode in call to
2655 2009-10-19 Matthias Klose <doko@ubuntu.com>
2658 * config.gcc (arm*-*-linux-*eabi): Use config/t-slibgcc-libgcc.
2660 2009-10-19 Jakub Jelinek <jakub@redhat.com>
2662 * cfgexpand.c (expand_debug_expr): Fail if bitpos < 0 for non-MEM op0.
2664 2009-10-17 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2667 * optabs.c (expand_binop): Make mode of shift count expression mode
2668 of shift count not target.
2671 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
2673 * tree-nested.c (convert_nonlocal_reference_stmt) <GIMPLE_COND>: New
2674 case. Force using values to replace references within the statement.
2675 (convert_local_reference_stmt): Likewise.
2677 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
2679 * gimple-low.c (lower_stmt) <GIMPLE_CALL>: If the call is noreturn,
2680 remove a subsequent GOTO or RETURN statement.
2682 2009-10-17 Andy Hutchinson <hutchinsonandy@aim.com>
2684 * config/avr.md (*movqi): Add zero as equally preferable constraint
2685 as general register.
2688 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
2690 * print-tree.c (print_node): Fix string for DECL_STRUCT_FUNCTION.
2692 2009-10-17 Richard Guenther <rguenther@suse.de>
2694 * lto-streamer-in.c (lto_input_location): Try to reuse previous maps.
2696 2009-10-17 Richard Guenther <rguenther@suse.de>
2698 * lto-streamer-in.c (input_gimple_stmt): Fixup FIELD_DECL
2699 operands in COMPONENT_REFs.
2701 2009-10-17 Anatoly Sokolov <aesok@post.ru>
2703 * targhooks.c (default_libcall_value): Don't use LIBCALL_VALUE macro
2704 if not defined. Change type of second argument to const_rtx.
2705 (default_function_value): Call gcc_unreachable if FUNCTION_VALUE
2707 * targhooks.h (default_libcall_value): Update prototype.
2708 * target.h (struct gcc_target): Change type of second argument of
2709 libcall_value to const_rtx.
2710 * config/arm/arm.c (arm_libcall_value): Change type of second argument
2712 (arm_libcall_uses_aapcs_base): Change type of argument to const_rtx.
2713 * doc/tm.texi (TARGET_LIBCALL_VALUE): Revise documentation.
2715 2009-10-17 Jakub Jelinek <jakub@redhat.com>
2718 * debug.h (struct gcc_debug_hooks): Add assembly_start hook.
2719 * cgraphunit.c (cgraph_optimize): Call it.
2720 * dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
2721 (dwarf2out_assembly_start): ... here. New hook.
2722 (dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
2723 * debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
2725 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
2726 * sdbout.c (sdb_debug_hooks): Likewise.
2727 * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
2728 (vmsdbgout_assembly_start): New hook.
2730 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
2732 * rtl.h (RTL_LOCATION): Fix typo.
2734 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
2736 * print-rtl.c (print_rtx): Print locators in asm_operands
2739 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
2742 * sched-deps.c (depl_on_debug_p): New.
2743 (attach_dep_link): Reject debug deps before nondebug deps.
2744 (add_to_deps_list): Insert debug deps after nondebug deps.
2745 (sd_lists_empty_p): Stop at first nonempty list. Disregard debug
2747 (sd_add_dep): Do not reject debug deps.
2748 (add_insn_mem_dependence): Don't count debug deps.
2749 (remove_from_deps): Likewise.
2750 (sched_analyze_2): Set up mem deps on debug insns.
2751 (sched_analyze_insn): Record reg uses for deps on debug insns.
2752 * haifa-sched.c (schedule_insn): Reset deferred debug insn. Don't
2753 try_ready nondebug insn after debug insn.
2754 * ddg.c (create_ddg_dep_from_intra_loop_link,
2755 create_ddg_dep_no_link): Don't reject debug deps.
2757 2009-10-16 Richard Guenther <rguenther@suse.de>
2759 * lto-symtab.c (merge_incomplete_and_complete_type): Remove.
2760 (maybe_merge_incomplete_and_complete_type): Likewise.
2761 (lto_symtab_merge): Do not call them. Do not warn for
2762 complete vs. incomplete compatible types.
2763 (lto_symtab_merge_decls_2): Simplify.
2764 * gimple.c (gimple_force_type_merge): Remove.
2765 (gimple_types_compatible_p): Make it static.
2766 * gimple.h (gimple_force_type_merge): Remove.
2767 (gimple_types_compatible_p): Likewise.
2769 2009-10-16 Jakub Jelinek <jakub@redhat.com>
2771 * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
2772 DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
2774 2009-10-16 Richard Guenther <rguenther@suse.de>
2776 PR tree-optimization/41728
2777 * tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
2778 if fold_stmt did anything.
2780 2009-10-16 Richard Guenther <rguenther@suse.de>
2783 * lto-streamer-in.c (lto_input_tree_ref): Revert last change.
2784 (maybe_fixup_handled_component): New function.
2785 (input_gimple_stmt): Fixup mismatched decl replacements.
2787 2009-10-16 Richard Guenther <rguenther@suse.de>
2790 * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
2791 the same as VAR_DECL.
2793 2009-10-16 Richard Guenther <rguenther@suse.de>
2795 * gimple.c (iterative_hash_gimple_type): For integer types
2796 also hash their minimum and maximum values and the string flag.
2797 For array types hash their domain and the string flag.
2799 2009-10-16 Richard Guenther <rguenther@suse.de>
2801 * gimple.c (gimple_types_compatible_p): Restrict completing
2802 types to record or unions. Simplify completion.
2803 Do not merge records or unions with different
2804 TYPE_STRUCTURAL_EQUALITY_P tag.
2805 (iterative_hash_gimple_type): Restrict non-recursing into
2806 pointer targets for records and unions.
2808 2009-10-15 Jakub Jelinek <jakub@redhat.com>
2811 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
2812 * dwarf2out.c (mem_loc_descriptor): Don't handle
2813 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
2814 punt if it is not lowpart subreg or if inner mode isn't
2817 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2819 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
2820 investigating previous or next insns.
2822 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
2824 * tree-sra.c (build_ref_for_offset_1): Update comment.
2826 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
2828 * config/s390/s390.md (atype): Added missing values.
2830 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2833 * pa.md (casesi): Use sign extended index in call to gen_casesi64p.
2834 (casesi64p): Update pattern to reflect above.
2836 2009-10-15 Steve Ellcey <sje@cup.hp.com>
2838 PR rtl-optimization/41697
2839 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
2841 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
2844 * config/rs6000/predicates.md: Update copyright year.
2845 * config/rs6000/altivec.md: Ditto.
2847 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
2848 (MD_INCLUDES): Add a2.md.
2850 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
2851 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
2852 (builtin_classify): New static vector to classify various builtins
2853 to get the tree attributes correct.
2854 (def_builtin): Set the attributes of builtins based on what the
2855 builtin does (i.e. memory operation, floating point, saturation
2856 need special attributes, others are pure functions).
2858 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
2860 (enum rs6000_builtins): Include rs6000-builtin.def to define the
2861 builtins. Change the end marker to MAX_RS6000_BUILTINS from
2862 RS6000_BUILTIN_COUNT.
2863 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
2864 MAX_RS6000_BUILTINS.
2866 * config/rs6000/rs6000-builtin.def: New file that combines the
2867 builtin enumeration name and attributes.
2869 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
2871 * config/i386/linux.h (ASM_SPEC): Add --32.
2873 2009-10-15 Jakub Jelinek <jakub@redhat.com>
2875 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
2876 and DW_TAG_template_alias.
2877 (dwarf_attr_name): Handle DW_AT_main_subprogram,
2878 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
2879 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
2880 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
2881 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
2882 and DW_AT_GNU_odr_signature.
2883 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
2884 DW_FORM_flag_present and DW_FORM_ref_sig8.
2885 (output_signature): Only print name on the first byte.
2886 (output_die): Likewise for dw_val_class_data8.
2888 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
2890 * doc/invoke.texi: Clarify that most optimizations are not enabled
2893 2009-10-15 Richard Guenther <rguenther@suse.de>
2896 * gimple.c (compare_type_names_p): Handle anonymous names
2897 differently based on new mode argument.
2898 (gimple_types_compatible_p): For structs also compare the tags.
2899 (iterative_hash_type_name): Rename to ...
2900 (iterative_hash_name): ... this. Hash all names.
2901 (iterative_hash_gimple_type): Fix hashing the struct tag of
2902 pointer targets. Hash field decl names.
2904 2009-10-15 Richard Guenther <rguenther@suse.de>
2907 * gimple.c (gimple_get_alias_set): Avoid recursing on
2908 invalid type topology.
2910 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2912 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
2914 2009-10-15 Richard Guenther <rguenther@suse.de>
2916 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
2918 2009-10-15 Jakub Jelinek <jakub@redhat.com>
2920 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
2921 add --with-tune{,-32,-64} configured default for -mtune if explicit
2924 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
2926 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds fixed.
2928 2009-10-14 DJ Delorie <dj@redhat.com>
2930 * config/h8300/h8300.c (F): New.
2932 (h8300_emit_stack_adjustment): Call them.
2934 (h8300_push_pop): Likewise.
2935 (h8300_expand_prologue): Likewise.
2936 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
2937 (MUST_USE_SJLJ_EXCEPTIONS): Define.
2938 (INCOMING_RETURN_ADDR_RTX): Define.
2939 (INCOMING_FRAME_SP_OFFSET): Define.
2940 (DWARF_CIE_DATA_ALIGNMENT): Define.
2942 2009-10-14 Jakub Jelinek <jakub@redhat.com>
2944 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
2945 fields in builtin structs.
2946 (finalize_record_size): Likewise.
2948 2009-10-14 Richard Guenther <rguenther@suse.de>
2950 * gimple.c (gtc_ob): New global.
2951 (struct type_pair_d): Replace pointers with type UIDs.
2952 (type_pair_hash): Adjust.
2953 (type_pair_eq): Likewise.
2954 (lookup_type_pair): Likewise. Allocate from an obstack.
2955 (gimple_force_type_merge): Adjust.
2956 (gimple_types_compatible_p): Likewise.
2957 (free_gimple_type_tables): Free the obstack.
2959 2009-10-14 Jakub Jelinek <jakub@redhat.com>
2961 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
2962 stmts setting DEBUG_EXPR_DECLs.
2964 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
2965 Don't crash if mode1 is VOIDmode.
2967 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
2969 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
2970 * params.h (IRA_LOOP_RESERVED_REGS): New.
2971 * tree-pass.h (pass_subregs_of_mode_init,
2972 pass_subregs_of_mode_finish): Remove.
2973 * passes.c (pass_subregs_of_mode_init,
2974 pass_subregs_of_mode_finish): Remove.
2975 (pass_reginfo_init): Move before loop optimizations.
2976 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
2977 * common.opt (fira-loop-pressure): New.
2978 * toplev.h (flag_ira_loop_pressure): New.
2979 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New externals.
2980 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
2981 Make external and void type functions.
2982 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
2983 pass_subregs_of_mode_finish): Remove.
2984 * ira-costs.c (init_costs): Call init_subregs_of_mode.
2985 * regmove.c: Include ira.h.
2986 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
2987 register pressure calculation in loops.
2988 * loop-invariant.c: Include REGS_H and ira.h.
2989 (struct loop_data): New members max_reg_pressure, regs_ref, and
2991 (struct invariant): New member orig_regno.
2992 (curr_loop): New variable.
2993 (find_exits): Initialize regs_ref and regs_live.
2994 (create_new_invariant): Initialize orig_regno.
2995 (get_cover_class_and_nregs): New.
2996 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
2997 array. Add code for flag_ira_loop_pressure.
2998 (gain_for_invariant): Make new_regs an array. Add code for
2999 flag_ira_loop_pressure.
3000 (best_gain_for_invariant): Ditto.
3001 (set_move_mark): New parameter gain. Use it for debugging output.
3002 (find_invariants_to_move): Make regs_needed and new_regs an array.
3003 Add code for flag_ira_loop_pressure.
3004 (move_invariant_reg): Set up orig_regno.
3005 (move_invariants): Set up reg classes for pseudos for
3006 flag_ira_loop_pressure.
3007 (free_loop_data): Clear regs_ref and regs_live.
3008 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
3009 get_regno_cover_class, change_pressure, mark_regno_live,
3010 mark_regno_death, mark_reg_store, mark_reg_clobber,
3011 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
3012 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
3013 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
3014 register pressure calculation in loops if new regs were added.
3015 Call finish_subregs_of_mode.
3016 * opts.c (decode_options): Set up flag_ira_loop_pressure.
3017 * Makefile.in (loop-invariant.o): Add ira.h.
3019 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
3021 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
3023 2009-10-14 Richard Guenther <rguenther@suse.de>
3025 * lto-symtab.c (lto_symtab_compatible): Fold in ...
3026 (lto_symtab_merge): ... here. Rewrite both to take the
3027 prevailing and a to-be-merged entry and to queue diagnostics properly.
3028 (lto_symtab_resolve_replaceable_p): New predicate for
3030 (lto_symtab_resolve_can_prevail_p): Likewise.
3031 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
3032 handles merging commons by choosing the largest decl. Fold
3033 in code that gives ODR errors.
3034 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
3036 (lto_symtab_merge_decls_1): Re-structure. Deal with the
3037 case of no prevailing decl here. Diagnose mismatches
3038 in object types here. Drop all but the prevailing decls.
3039 (lto_symtab_prevailing_decl): Return the single prevailing decl.
3040 * lto-streamer-in.c (lto_input_tree_ref): Deal with
3041 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
3043 2009-10-14 Richard Guenther <rguenther@suse.de>
3046 * lto-streamer-in.c (input_bb): Replace debug stmts with
3047 nops instead of dropping them.
3049 2009-10-14 Nick Clifton <nickc@redhat.com>
3051 * gcc/doc/extended.texi: Replace the dash character with @minus{}
3052 in situations where it is being used as a minus symbol.
3053 * gcc/doc/tm.texi: Likewise.
3054 * gcc/doc/md.texi: Likewise.
3056 2009-10-14 Jakub Jelinek <jakub@redhat.com>
3058 PR preprocessor/41543
3059 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
3060 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
3061 * tree.c: Include intl.h.
3062 (expand_location): Handle BUILTINS_LOCATION.
3063 * Makefile.in (tree.o): Depend on intl.h.
3066 * dwarf2out.c (dwarf2out_var_location): Always clear
3067 last_postcall_label when changing last_label.
3069 2009-10-14 Pascal Obry <obry@adacore.com>
3071 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
3072 (process_command): Handle -E as done with -c and -S. Do not add
3073 the target executable suffix to the output file when -E is used.
3074 (main): Adjust error message accordingly.
3076 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
3082 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
3084 (tree_code_size): Likewise.
3086 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3088 * builtins.c (fold_builtin_1): Support complex "arc" functions.
3089 * real.h (HAVE_mpc_arc): Define.
3091 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
3093 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
3094 (struct builtin_description): Add fndecl field.
3095 (bdesc): Remove const qualifier. Update initializer.
3096 (sh_media_init_builtins): Remove const qualifier for d. Record
3097 the result of add_builtin_function to the fndecl field.
3098 (sh_builtin_decl): New.
3099 (sh_media_builtin_decl): New.
3101 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
3104 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
3105 requests between special registers.
3107 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
3109 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
3111 2009-10-13 Richard Henderson <rth@redhat.com>
3113 PR tree-optimization/41377
3114 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
3115 (cleanup_empty_eh_merge_phis): New change_region parameter;
3116 pass it on to redirect_eh_edge_1. Update callers.
3117 (cleanup_empty_eh_unsplit): Don't require an existing EH label
3118 at the destination block.
3120 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
3122 * passes.c (register_pass): Replaced gcc_unreachable by
3123 fatal_error on failure. Mentions plugins in comments & messages.
3125 2009-10-13 Jakub Jelinek <jakub@redhat.com>
3128 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
3129 * sched-vis.c (print_value): Use it.
3130 * cselib.c (cselib_hash_rtx): Likewise.
3131 * print-rtl.c (print_rtx): Likewise.
3132 * cfgexpand.c (expand_debug_rtx): Likewise.
3133 * var-tracking.c (vt_expand_loc_callback): Likewise.
3135 2009-10-13 Richard Guenther <rguenther@suse.de>
3138 * opts.c (handle_option): Split out code to handle setting
3139 the options flag var ...
3140 (set_option): ... here.
3141 * opts.h (set_option): Declare.
3142 * lto-opts.c (register_user_option_p): Include -fexceptions
3143 and all position independent code variants.
3144 (handle_common_option): Remove.
3145 (lto_reissue_options): Use set_option.
3147 2009-10-13 Martin Jambor <mjambor@suse.cz>
3149 PR tree-optimization/41661
3150 * ipa-prop.c (compute_complex_pass_through): Allow only operations
3151 that are tcc_comparisons or do not change the type in any
3153 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
3154 folding tcc_comparison operations.
3156 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3158 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
3161 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
3167 * tree.def (DEBUG_EXPR_DECL): New.
3168 * rtl.def (DEBUG_EXPR): New.
3169 * gengtype.c (adjust_field_rtx_def): Handle it.
3170 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
3171 (insert_debug_temp_for_var_def): ... this. Drop support for
3172 moving. Take iterator for def stmt; insert debug stmt before it.
3173 Scan early for use count and kind in debug stmts.
3174 (propagate_defs_into_debug_stmts): Rename to...
3175 (insert_debug_temps_for_defs): ... this. Likewise.
3176 * tree.h (DEBUG_TEMP_UID): New.
3177 * tree.c (next_debug_decl_uid): New.
3178 (make_node_stat): Count debug decls separately.
3179 (copy_node_stat): Likewise.
3180 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
3181 * var-tracking.c (dv_is_decl_p): Recognize it.
3182 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
3183 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
3184 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
3185 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
3186 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
3187 (cselib_hash_rtx): Likewise.
3188 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
3189 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
3191 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
3192 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
3193 * rtl.c (copy_rtx): Likewise.
3194 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
3195 * print-rtl.c (print_rtx): Likewise.
3196 * sched-vis.c (print_value): Likewise.
3197 (print_insn): Handle DEBUG_EXPR_DECL.
3198 * tree-dump.c (dequeue_and_dump): Likewise.
3199 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
3200 * gimple-iterator (gsi_replace): Check for same lhs.
3201 (gsi_remove): Insert debug temps.
3202 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
3203 (move_computations_stmt): Drop explicit propagation into debug stmts.
3204 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
3205 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
3206 * tree-ssa-sink.c (statement_sink_location): Likewise.
3207 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
3208 * tree-ssanames.c (release_ssa_name): Adjust for rename.
3209 * tree-flow.h: Likewise.
3210 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
3211 debug temps without values.
3212 (eliminate_unnecessary_stmts): Don't discard just-inserted
3215 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
3218 * config/cris/cris.md (andu): Check that operand 1 is one of the
3219 general registers. Fix typo in head comment.
3221 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
3223 * config/i386/i386.md (vswapmov): New.
3224 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
3225 (ix86_function_ms_hook_prologue): New.
3226 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
3227 * configure.ac: Test for swap suffix support in as.
3228 * configure: Rebuild.
3230 2009-10-12 Jakub Jelinek <jakub@redhat.com>
3233 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
3234 paradoxical subregs to prevent partial register stalls if the inner
3235 mode is integer mode.
3237 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
3239 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
3241 2009-10-12 Dodji Seketeli <dodji@redhat.com>
3244 * gcc/dwarf2out.c (template_parameter_pack_die,
3245 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
3247 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
3250 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
3252 (maybe_register_def): Likewise. Take stmt iterator.
3253 (rewrite_update_stmt): Take stmt iterator and pass it on.
3254 (rewrite_update_enter_block): Pass stmt iterator.
3256 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
3258 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
3259 (spu_builtin_decl): New function.
3261 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
3263 * config/i386/i386.md (SWIM): New mode iterator.
3264 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
3265 using SWIM mode iterator.
3266 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
3267 patterns using SWI48 mode iterator.
3268 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
3269 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
3270 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
3271 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
3272 patterns using SWI248 mode iterator.
3273 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
3274 gen_x86_movdicc_0_m1_rex64 for renamed function
3276 2009-10-11 Jose Ruiz <ruiz@adacore.com>
3277 Eric Botcazou <ebotcazou@adacore.com>
3280 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
3281 * config/sparc/sol2-unwind.h: New file.
3283 2009-10-11 Olivier Hainque <hainque@adacore.com>
3284 Eric Botcazou <ebotcazou@adacore.com>
3287 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
3288 * config/i386/sol2-unwind.h: New file.
3290 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
3293 * config/i386/i386.md (addsi_1_zext): Get the proper second
3296 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
3298 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
3299 all OLD_RTXes, not just REGs. Use copy_rtx to create the
3302 2009-10-11 Richard Guenther <rguenther@suse.de>
3304 * gimple.c (iterative_hash_type_name): Do not handle special
3307 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
3309 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
3310 (*setcc_si_1_and): Ditto.
3311 (*setcc_si_1_movzbl): Ditto.
3312 (*setcc_<mode>_2): Ditto.
3313 (*setcc_qi): Rename from *setcc_1.
3314 (*setcc_qi_slp): Rename from *setcc_2.
3316 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
3317 (*zero_extendqisi2_movzbw_and splitter): Ditto.
3319 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
3320 "if" condition, there is already assert with reload_completed present.
3322 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
3324 * plugin.c (try_init_one_plugin): Improve constness of variable err.
3326 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
3328 * doc/install.texi (Final install): Refer to
3329 http://gcc.gnu.org/bugs/ for bug reporting.
3331 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
3333 * configure.ac: Add test for dci instruction.
3334 * configure: Regenerate.
3335 * config.in: Likewise.
3336 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
3337 * doc/invoke.texi: Add cpu_type 476 and 476fp.
3338 (-mmulhw): Add 476 to description.
3339 (-mdlmzb): Likewise.
3340 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
3341 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
3342 (processor_target_table): Add 476 and 476fp entries.
3343 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
3344 (rs6000_issue_rate): Add CPU_PPC476.
3345 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
3346 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
3347 (processor_type): Add PROCESSOR_PPC476.
3348 (EXTRA_SPECS): Add asm_cpu_476 string.
3349 * config/rs6000/rs6000.md (define_attr "type"): Add isel attribute.
3350 (define_attr "cpu"): Add ppc476.
3352 Update comments for 476.
3353 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
3354 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
3355 Update copyright year.
3356 * config/rs6000/476.md: New file.
3357 * config/rs6000/40x.md: Add description for "isel" attribute.
3358 Update copyright year.
3359 * config/rs6000/440.md: Likewise.
3360 * config/rs6000/603.md: Likewise.
3361 * config/rs6000/6xx.md: Likewise.
3362 * config/rs6000/7450.md: Likewise.
3363 * config/rs6000/7xx.md: Likewise.
3364 * config/rs6000/8540.md: Likewise.
3365 * config/rs6000/cell.md: Likewise.
3366 * config/rs6000/e300c2c3.md: Likewise.
3367 * config/rs6000/e500mc.md: Likewise.
3368 * config/rs6000/mpc.md: Likewise.
3369 * config/rs6000/power4.md: Likewise.
3370 * config/rs6000/power5.md: Likewise.
3371 * config/rs6000/power6.md: Likewise.
3372 * config/rs6000/power7.md: Likewise.
3373 * config/rs6000/rios1.md: Likewise.
3374 * config/rs6000/rios2.md: Likewise.
3375 * config/rs6000/rs64.md: Likewise.
3377 2009-10-10 Richard Guenther <rguenther@suse.de>
3379 PR tree-optimization/41654
3380 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
3381 a cond expr before calling gimple_cond_set_condition_from_tree.
3382 (ifcombine_iforif): Likewise.
3384 2009-10-09 Ian Lance Taylor <iant@google.com>
3386 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
3387 * configure: Rebuild.
3389 2009-10-09 Neil Vachharajani <nvachhar@google.com>
3391 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
3394 2009-10-09 Richard Guenther <rguenther@suse.de>
3397 * target-def.h (TARGET_BUILTIN_DECL): Define.
3398 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
3399 * target.h (struct gcc_target): Add builtin_decl target hook.
3400 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
3401 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
3403 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
3404 not gcc_unreachable.
3405 (lto_output_builtin_tree): Sorry if the target does not support
3406 streaming target builtins.
3407 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
3408 (rs6000_builtin_decl): New function.
3409 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
3410 (ix86_builtin_decl): New function.
3412 2009-10-09 Jakub Jelinek <jakub@redhat.com>
3414 PR preprocessor/41445
3415 * c-ppoutput.c (do_line_change): New function.
3416 (cb_line_change): Use it.
3417 (scan_translation_unit): Call do_line_change if
3418 avoid_paste or PREV_WHITE and token location is on a different line
3419 than print.src_line.
3422 * dwarf2out.c (dwarf2out_init): Test whether
3423 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
3426 PR rtl-optimization/41646
3427 * calls.c (expand_call): For BLKmode types returned in registers
3428 avoid likely spilled hard regs in copy_blkmode_from_reg generated
3431 2009-10-09 Richard Guenther <rguenther@suse.de>
3433 PR tree-optimization/41634
3434 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
3435 we remove the correct elements.
3436 (optimize_stmt): Make sure to update stmt operands before
3437 optimizing redundancies.
3439 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3441 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
3443 2009-10-09 Richard Guenther <rguenther@suse.de>
3446 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
3448 (lto_wrapper_exit): New function.
3450 (fatal_perror): Likewise.
3451 (fork_execute): Use global args_name, do not free it.
3452 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
3453 * lto-streamer.h: Remove duplicate prototypes.
3455 2009-10-09 Richard Guenther <rguenther@suse.de>
3457 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
3458 before calling stmt_can_throw_external.
3460 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
3462 PR tree-optimization/40071
3463 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
3464 pointer if the original data reference doesn't conflict with the
3465 created vector data reference. Fix long line.
3467 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
3469 * config/i386/i386.md (any_div): New code iterator.
3470 (u): Handle div and udiv.
3472 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
3474 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
3475 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
3476 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
3477 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
3479 2009-10-08 Joseph Myers <joseph@codesourcery.com>
3481 * gcc.c (main): Remove trailing "." from diagnostics.
3483 2009-10-08 Cary Coutant <ccoutant@google.com>
3485 Add support for debugging with ICF (Identical Code Folding).
3486 * calls.c (debug.h): New #include.
3487 (emit_call_1): Call virtual_call_token debug hook.
3488 * common.opt (-fenable-icf-debug): New option.
3489 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
3490 locations in the source).
3491 (poc_label_num): New variable.
3492 (dcall_entry, vcall_entry): New typedefs.
3493 (dcall_table, vcall_table): New variables.
3494 (struct vcall_insn): New type.
3495 (vcall_insn_table): New variable.
3496 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
3497 (size_of_dcall_table): New function.
3498 (output_dcall_table): New function.
3499 (size_of_vcall_table): New function.
3500 (output_vcall_table): New function.
3501 (dwarf2out_direct_call): New function.
3502 (vcall_insn_table_hash): New function.
3503 (vcall_insn_table_eq): New function.
3504 (dwarf2out_virtual_call_token): New function.
3505 (dwarf2out_virtual_call): New function.
3506 (dwarf2out_init): Allocate new tables and sections.
3507 (prune_unused_types): Mark DIEs referenced from direct call table.
3508 (dwarf2out_finish): Output direct and virtual call tables.
3509 * final.c (final_scan_insn): Call direct_call and virtual_call
3511 * debug.h (struct gcc_debug_hooks): Add direct_call,
3512 virtual_call_token, virtual_call hooks.
3513 (debug_nothing_uid): New function.
3514 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
3515 (debug_nothing_uid): New function.
3516 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
3517 (xcoff_debug_hooks): Likewise.
3518 * sdbout.c (sdb_debug_hooks): Likewise.
3519 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
3520 * doc/invoke.texi (-fenable-icf-debug): New option.
3522 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
3525 * regmove.c (regmove_backward_pass): Replace src with dst in the
3526 debug insn, and check for dst before rather than after.
3528 2009-10-08 Janis Johnson <janis187@us.ibm.com>
3530 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
3531 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
3533 2009-10-08 Jan Hubicka <jh@suse.cz>
3536 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
3537 do not mark cgraph nodes as needed.
3538 (record_references_in_initializer): Add new only_vars parameter.
3539 * cgraph.h (record_references_in_initializer): New parameter.
3540 * varasm.c (assemble_variable): Update call.
3541 * varpool.c (varpool_analyze_pending_decls): Always look for
3544 2009-10-08 Anatoly Sokolov <aesok@post.ru>
3546 * config/avr/avr.c (last_insn_address) Remove variable.
3547 (expand_prologue): Don't initialise last_insn_address variable.
3548 (final_prescan_insn): Don't output insn size.
3549 * config/avr/avr.opt (msize): Remove switch.
3550 * doc/invoke.texi (AVR Options): Remove documentation of -msize
3553 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
3555 * combine.c (label_tick_ebb_start): Fix comment.
3556 (combine_instructions): Set label_tick and label_tick_ebb_start before
3557 calling setup_incoming_promotions. Start them from 1. Increment
3558 label_tick instead of deriving it from the BB index. Rather than
3559 comparing ticks use the block from the previous iteration to decide
3560 whether to start a new EBB. Remove empty lines before function.
3562 2009-10-08 Michael Matz <matz@suse.de>
3565 * builtins.c (fold_builtin_isascii): Use fold_build2.
3566 (fold_builtin_isdigit): Ditto.
3567 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
3568 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
3569 remove_useless_stmts_cond, remove_useless_stmts_tf,
3570 remove_useless_stmts_tc, remove_useless_stmts_bind,
3571 remove_useless_stmts_goto, remove_useless_stmts_label,
3572 remove_useless_stmts_1, remove_useless_stmts,
3573 pass_remove_useless_stmts): Remove.
3574 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
3575 * passes.c (init_optimization_passes): Don't add
3576 pass_remove_useless_stmts.
3577 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
3578 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
3580 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
3581 for static constants.
3582 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
3583 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
3585 2009-10-08 Richard Guenther <rguenther@suse.de>
3587 * gimple.c (free_gimple_type_tables): New function.
3588 * gimple.h (free_gimple_type_tables): Declare.
3590 2009-10-07 Mark Heffernan <meheff@google.com>
3592 * ipa-prop.c (ipa_print_node_params) Only print
3593 names of named arguments.
3595 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
3597 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
3598 being statically linked.
3600 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3602 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
3604 2009-10-08 Jan Hubicka <jh@suse.cz>
3607 * ipa.c (cgraph_externally_visible_p,
3608 function_and_variable_visibility,
3609 whole_program_function_and_variable_visibility): Skip non-finalized
3612 2009-10-08 Nick Clifton <nickc@redhat.com>
3614 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
3617 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
3620 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
3622 2009-10-07 Joseph Myers <joseph@codesourcery.com>
3625 * c-common.c (c_fully_fold_internal): Strip nops from the result
3626 of recursive calls to c_fully_fold_internal.
3627 (c_wrap_maybe_const): New.
3628 (c_save_expr): Use c_wrap_maybe_const.
3629 * c-common.h (c_wrap_maybe_const): Declare.
3630 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
3631 build_binary_op): Use c_wrap_maybe_const.
3633 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3635 * real.c: Fix comment to reflect actual exponent size.
3637 2009-10-08 Ben Elliston <bje@au.ibm.com>
3639 * config/rs6000/a2.md: Add FSF comment header.
3641 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
3643 * config/i386/i386.md (any_extend): New code iterator.
3644 (u, s): New code attributes.
3646 (DWIH): Rewrite as code iterator for SI and DI modes.
3647 (DWI): Rewrite as mode attribute.
3648 (dwi): New mode attribute.
3649 (di): Depend on SI mode and DI mode.
3650 (doubleint_general_operand): Remove mode attribute.
3652 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
3655 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
3656 (*sub<mode>3_doubleword): Ditto.
3658 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
3659 using SWIM248 mode iterator.
3660 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
3661 using SWI48 mode iterator.
3662 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
3663 patterns using DWIH mode iterator and any_extend code iterator.
3664 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
3665 using any_extend code iterator.
3666 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
3667 patterns using DWIH mode iterator and any_extend code iterator.
3668 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
3669 using any_extend code iterator.
3670 (<s>mul<mode>3_highpart): Macroize expander from
3671 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
3672 and any_extend code iterator.
3673 (*<s>muldi3_highpart_1): Macroize insn from
3674 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
3675 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
3676 patterns using any_extend code iterator.
3677 (*<s>mulsi3_highpart_zext): Macroize insn from
3678 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
3680 2009-10-07 Jakub Jelinek <jakub@redhat.com>
3682 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
3683 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
3684 refering to a DIE with DW_AT_const_value.
3686 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
3689 * ira-lives.c (check_and_make_def_conflict): Process all operands.
3691 2009-10-06 Jan Hubicka <jh@suse.cz>
3693 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
3696 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
3698 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
3699 *lea_2_rex64): Move before *add<mode>_1 pattern.
3701 2009-10-07 Jan Hubicka <jh@suse.cz>
3703 * collect2.c (main): Add -fno-whole-program.
3704 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
3706 2009-10-07 Jan Hubicka <jh@suse.cz>
3708 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
3709 has no address taken.
3710 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
3712 (cgraph_clone_node): Clear externally_visible flag for clones.
3713 * cgraph.h (cgraph_only_called_directly_p,
3714 cgraph_can_remove_if_no_direct_calls_p): New predicates.
3715 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
3716 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
3717 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
3718 ipcp_insert_stage): Likwise.
3719 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
3720 externally_visible flag.
3721 (verify_cgraph_node): Verify that inline clones look right.
3722 (process_function_and_variable_attributes): Do not set
3723 externally_visible flags.
3724 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
3726 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
3728 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
3729 clear externally_visible when turning into inline clones
3730 (cgraph_mark_inline_edge): Use new predicates.
3731 (cgraph_estimate_growth): Likewise.
3732 (cgraph_decide_inlining): Likewise.
3733 * ipa.c (cgraph_postorder): Likewise.
3734 (cgraph_remove_unreachable_nodes): Likewise; sanity check
3735 that inline clones are not needed.
3736 (cgraph_externally_visible_p): New predicate.
3737 (function_and_variable_visibility): Add whole_program parameter;
3738 always set externally_visible flag; handle COMDAT function
3740 (local_function_and_variable_visibility): New function.
3741 (gate_whole_program_function_and_variable_visibility): New function.
3742 (whole_program_function_and_variable_visibility): New function.
3743 (pass_ipa_whole_program_visibility): New function.
3744 * passes.c (init_optimization_passes): Add whole program visibility
3746 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
3747 not care about needed/reachable flags.
3748 * varpool.c: Include flags.h
3749 (decide_is_variable_needed): When doing LTO assume whole-program mode.
3750 (varpool_finalize_decl): When we are in LTO read-back, all variables
3752 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
3754 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3756 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
3759 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3761 * config.gcc: Don't include the makefile fragments intended for
3763 * config/s390/fixdfdi.h: File removed.
3764 * config/s390/libgcc-glibc.ver: File removed.
3765 * config/s390/s390.h: Remove the fixdfdi.h hack.
3766 * config/s390/t-crtstuff: File moved to libgcc dir.
3767 * config/s390/t-linux: Likewise.
3768 * config/s390/t-tpf: libgcc specific parts removed.
3769 * config/s390/t-linux64: Likewise.
3771 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
3773 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
3774 (lto-compress.o): Likewise.
3776 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
3779 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
3780 dllexport to class members here.
3781 (i386_pe_determine_dllimport_p): Only check static class data for
3783 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
3784 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
3785 functions for vague linkage.
3786 (i386_pe_type_dllexport_p): Fix formatting.
3787 (maybe_add_dllexport) New function.
3788 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
3791 2009-10-07 Ben Elliston <bje@au.ibm.com>
3793 * config/rs6000/a2.md: Remove duplicated lines.
3795 2009-10-07 Ben Elliston <bje@au.ibm.com>
3797 * config.gcc (powerpc*-*-*): Handle a2.
3798 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
3799 * config/rs6000/a2.md: New file.
3800 * config/rs6000/rs6000.opt (mno-update): New.
3801 (mupdate): Return to using a mask, not a var.
3802 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
3803 (enum processor_type): Add PROCESSOR_PPCA2.
3804 * config/rs6000/rs6000.c (ppca2_cost): New costs.
3805 (rs6000_override_options): Add "a2" to processor_target_table.
3806 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
3807 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
3809 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
3811 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
3812 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
3813 reference to nonexistent gen_truncxfxf2 function.
3815 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
3817 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
3818 (DWIH, g, di, doubleint_general_operand): New mode attributes.
3819 (general_operand): Handle TI mode.
3820 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
3821 using SDWIM mode iterator.
3822 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
3823 pattern from *add{di,ti}3_1 patterns and corresponding splitters
3824 using DWI mode iterator.
3825 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
3826 patterns using SWI mode iterator.
3827 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
3828 using SWI48 mode iterator.
3829 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
3830 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
3831 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
3832 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
3833 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
3834 using SDWIM mode iterator.
3835 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
3836 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
3837 using DWI mode iterator.
3838 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
3839 patterns using SWI mode iterator.
3840 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
3841 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
3842 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
3843 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
3844 patterns using plusminus code iterator.
3845 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
3846 sub<mode>3 patterns using plusminus code iterator.
3847 * config/i386/i386.c (override_options): Update the call to
3848 gen_subdi_carry_rex64 for renamed function.
3849 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
3850 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
3851 calls to instruction expanders.
3853 2009-10-06 Martin Jambor <mjambor@suse.cz>
3856 * opts.c (decode_options): Run IPA-SRA at -O2.
3858 2009-10-06 Richard Guenther <rguenther@suse.de>
3860 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
3862 2009-10-06 Tobias Burnus <burnus@net-b.de>
3865 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
3866 -flto and -fwhole-program flags can be combined.
3868 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
3871 * gcc.c (process_command): Check that -o argument was specified.
3873 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
3875 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
3877 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3879 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
3880 * doc/invoke.texi (Warning Options): Annotate allowed languages
3881 for -Wunsuffixed-float-constants.
3883 2009-10-05 Jakub Jelinek <jakub@redhat.com>
3885 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
3886 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
3887 same name and isn't the main variant.
3890 * dwarf2out.c (loc_by_reference): Removed.
3891 (dw_loc_list_1): New function.
3892 (dw_loc_list): Remove toplev argument, add want_address argument.
3893 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
3894 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
3895 want_address == 2 to dw_loc_list. For successful dw_loc_list
3896 set have_address to 1 only if want_address is not 0.
3898 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
3900 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
3901 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
3902 a code block followed by two pointers.
3903 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
3904 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
3905 (MIPS_MOVE): Likewise.
3906 (MIPS_LUI): Likewise.
3907 (MIPS_JR): Likewise.
3908 (MIPS_BAL): Likewise.
3909 (MIPS_NOP): Likewise.
3910 (mips_asm_trampoline_template): Delete.
3911 (mips_trampoline_code_size): New function.
3912 (mips_trampoline_init): Add shorter sequences for all cases
3913 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
3914 Calculate the opcodes directly, rather than copying from a template.
3915 Only flush the code part of the trampoline.
3916 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
3918 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
3920 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
3921 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
3922 (INCOMING_RETURN_ADDR_RTX): Likewise.
3923 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
3925 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
3926 with RETURN_ADDR_REGNUM.
3927 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
3928 * config/mips/mips.c (mips16_build_call_stub): Replace
3929 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
3930 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
3931 (mips_print_operand_punctuation): Likewise.
3932 (mips_frame_set): Likewise.
3933 (mips16e_output_save_restore): Likewise.
3934 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
3935 (mips_save_reg_p): Likewise.
3936 (mips_return_addr): Likewise.
3937 (mips_set_return_address): Likewise.
3938 (mips_direct_save_slot_move_p): Likewise.
3939 (mips_output_function_prologue): Likewise.
3940 (mips_restore_reg): Likewise.
3941 (mips_expand_epilogue): Likewise.
3942 (mips_epilogue_uses): Likewise.
3943 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
3944 (*mov<mode>_ra): Use it instead of a hard-coded 31.
3945 (clear_hazard_<mode>): Likewise.
3946 (call_internal): Likewise.
3947 (call_internal_direct): Likewise.
3948 (call_direct_split): Likewise.
3949 (call_value_internal): Likewise.
3950 (call_value_split): Likewise.
3951 (call_value_internal_direct): Likewise.
3952 (call_value_direct_split): Likewise.
3953 (call_value_multiple_internal): Likewise.
3954 (call_value_multiple_split): Likewise.
3956 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
3957 Jakub Jelinek <jakub@redhat.com>
3959 PR rtl-optimization/41511
3960 * combine.c (record_value_for_reg): Pass explicit values as argument
3961 to get_last_value_validate.
3962 (get_last_value_validate): Document INSN parameter.
3963 For non-readonly MEMs, assume they might have been modified if INSN
3964 was in another basic block.
3965 (get_last_value): Minor reformatting.
3967 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
3970 * final.c (asm_str_count): Split out from asm_insn_count.
3971 * rtl.h (asm_str_count): New prototype.
3972 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
3975 2009-10-05 Sriraman Tallam <tmsriram@google.com>
3977 * doc/plugins.texi: Change plugin_pass to register_pass_info.
3979 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
3980 Rafael Espindola <espindola@google.com>
3982 * gengtype.c (write_types): Moved call to write_func_for_structure
3983 into seperate loops.
3985 2009-10-05 Richard Guenther <rguenther@suse.de>
3988 * lto-cgraph.c (output_cgraph): Output toplevel asms.
3989 (input_cgraph_1): Input toplevel asms.
3991 2009-10-05 Richard Guenther <rguenther@suse.de>
3994 * lto-symtab.c (lto_compatible_attributes_p): Remove.
3995 (external_aggregate_decl_p): Likewise.
3996 (lto_symtab_compatible): Re-structure. Remove dead code.
3997 For variables ignore toplevel qualifiers when comparing types.
3998 Issue warnings, not errors for mismatched user-alignment.
4000 2009-10-05 Richard Guenther <rguenther@suse.de>
4004 * lto-symtab.c (struct lto_symtab_base_def): Remove.
4005 (struct lto_symtab_identifier_def): Likewise.
4006 (struct lto_symtab_decl_def): Likewise.
4007 (struct lto_symtab_entry_def): New.
4008 (lto_symtab_identifier_t): Rename to ...
4009 (lto_symtab_entry_t): ... this.
4010 (lto_symtab_decls): Remove.
4011 (lto_symtab_base_hash): Rename to ...
4012 (lto_symtab_entry_hash): ... this.
4013 (lto_symtab_base_eq): Rename to ...
4014 (lto_symtab_entry_eq): ... this.
4015 (lto_symtab_base_marked_p): Rename to ...
4016 (lto_symtab_entry_marked_p): ... this.
4017 (lto_symtab_identifier_marked_p): Remove.
4018 (lto_symtab_decl_marked_p): Likewise.
4019 (lto_symtab_maybe_init_hash_tables): Rename to ...
4020 (lto_symtab_maybe_init_hash_table): ... this.
4021 (lto_symtab_set_resolution_and_file_data): Remove.
4022 (lto_symtab_register_decl): New function.
4023 (lto_symtab_get_identifier): Remove.
4024 (lto_symtab_get): New function.
4025 (lto_symtab_get_resolution): Adjust.
4026 (lto_symtab_get_identifier_decl): Remove.
4027 (lto_symtab_set_identifier_decl): Likewise.
4028 (lto_symtab_merge_decl): Rename to ...
4029 (lto_symtab_merge): ... this. Rewrite.
4030 (lto_symtab_merge_var): Remove.
4031 (lto_symtab_merge_fn): Likewise.
4032 (lto_symtab_prevailing_decl): Adjust.
4033 (lto_cgraph_replace_node): New function.
4034 (lto_symtab_merge_decls_2): Likewise.
4035 (lto_symtab_merge_decls_1): Likewise.
4036 (lto_symtab_fixup_var_decls): Likewise.
4037 (lto_symtab_resolve_symbols): Likewise.
4038 (lto_symtab_merge_decls): Likewise.
4039 (lto_symtab_prevailing_decl): Adjust.
4040 (lto_symtab_get_symtab_def): Remove.
4041 (lto_symtab_get_file_data): Likewise.
4042 (lto_symtab_clear_resolution): Adjust.
4043 (lto_symtab_clear_resolution): Likewise.
4044 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
4045 (input_cgraph_1): Likewise.
4046 * lto-streamer-in.c (get_resolution): Do not provide fake
4047 symbol resolutions here.
4048 (deferred_global_decls): Remove.
4049 (lto_register_deferred_decls_in_symtab): Likewise.
4050 (lto_register_var_decl_in_symtab): Change signature, register
4051 variable via lto_symtab_register_decl.
4052 (lto_register_function_decl_in_symtab): Likewise.
4053 (lto_read_tree): Adjust.
4054 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
4055 (lto_symtab_merge_var): Likewise.
4056 (lto_symtab_merge_fn): Likewise.
4057 (lto_symtab_register_decl): Declare.
4058 (lto_symtab_merge_decls): Likewise.
4060 2009-10-05 Richard Guenther <rguenther@suse.de>
4062 PR tree-optimization/23821
4063 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
4064 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
4065 simple IV increments.
4067 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4069 * config/arm/arm.c (arm_override_options): Really initialize
4070 flag_dwarf2_cfi_asm to 0.
4072 2009-10-05 Doug Kwan <dougkwan@google.com>
4074 PR rtl-optimization/41574
4075 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
4076 floating point and we are not doing unsafe math optimizations.
4078 2009-10-03 Simon Baldwin <simonb@google.com>
4079 Cary Coutant <ccoutant@google.com>
4080 Rafael Espindola <espindola@google.com>
4081 Richard Guenther <rguenther@suse.de>
4082 Jan Hubicka <jh@suse.cz>
4083 Doug Kwan <dougkwan@google.com>
4084 H.J. Lu <hongjiu.lu@intel.com>
4085 Bill Maddox <maddox@google.com>
4086 Ryan Mansfield <rmansfield@qnx.com>
4087 Diego Novillo <dnovillo@google.com>
4088 Ollie Wild <aaw@google.com>
4089 Kenneth Zadeck <zadeck@naturalbridge.com>
4091 * lto-cgraph.c: New file.
4092 * lto-compress.c: New file.
4093 * lto-compress.h: New file.
4094 * lto-opts.c: New file.
4095 * lto-section-in.c: New file.
4096 * lto-section-out.c: New file.
4097 * lto-streamer-in.c: New file.
4098 * lto-streamer-out.c: New file.
4099 * lto-streamer.c: New file.
4100 * lto-streamer.h: New file.
4101 * lto-symtab.c: New file.
4102 * lto-wpa-fixup.c: New file.
4103 * lto-wrapper.c: New file.
4105 2009-10-03 Simon Baldwin <baldwin@google.com>
4106 Ben Elliston <bje@au.ibm.com>
4107 Rafael Espindola <espindola@google.com>
4108 Nathan Froyd <froydnj@codesourcery.com>
4109 Jan Hubicka <jh@suse.cz>
4110 Doug Kwan <dougkwan@google.com>
4111 Diego Novillo <dnovillo@google.com>
4112 Kenneth Zadeck <zadeck@naturalbridge.com>
4114 * Makefile.in (enable_lto): New.
4115 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
4116 (LINKER_PLUGIN_API_H): Define.
4117 (LTO_SYMTAB_H): Define.
4118 (LTO_STREAMER_H): Define.
4119 (TREE_VECTORIZER_H): Define.
4120 (INCLUDES): Add LIBELFINC.
4121 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
4122 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
4123 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
4124 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
4125 (native): Add lto-wrapper$(exeext)
4126 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
4127 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
4128 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
4129 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
4130 (varasm.o): Add dependency on tree-iterator.h.
4131 (cgraph.o): Add dependency on cif-code.def.
4132 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
4133 (ipa-pure-const.o): Likewise.
4134 (GTFILES): Add lto-symtab.c.
4135 (install-lto-wrapper): New.
4136 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
4137 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
4138 * config.in: Regenerate.
4140 2009-10-03 Rafael Espindola <espindola@google.com>
4141 Diego Novillo <dnovillo@google.com>
4143 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
4144 ipa_write_summaries.
4145 Call execute_ipa_summary_passes for all_regular_ipa_passes and
4147 (cgraph_optimize): Make extern.
4149 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
4150 Kenneth Zadeck <zadeck@naturalbridge.com>
4152 * toplev.c (in_lto_p): Declare.
4153 * collect2.c (scan_prog_file): Read all the output when reading
4154 information for LTO.
4155 (enum lto_mode_d): Declare.
4157 2009-10-03 Richard Guenther <rguenther@suse.de>
4158 Diego Novillo <dnovillo@google.com>
4160 * gimple.c: Include target.h and alias.h.
4161 (gimple_types): Declare.
4162 (type_hash_cache): Declare.
4163 (gimple_alloc_stat): Make extern.
4164 (gimple_build_eh_must_not_throw): Call
4165 gimple_eh_must_not_throw_set_fndecl.
4166 (struct type_pair_d): Declare.
4167 (type_pair_t): Declare.
4168 (type_pair_hash): New.
4169 (type_pair_eq): New.
4170 (lookup_type_pair): New.
4171 (gimple_force_type_merge): New.
4172 (compare_type_names_p): New.
4173 (compare_field_offset): New.
4174 (gimple_types_compatible_p): New.
4175 (struct sccs): Declare.
4176 (next_dfs_num): Declare.
4177 (iterative_hash_gimple_type): New.
4179 (iterative_hash_type_name): New.
4180 (iterative_hash_gimple_type): New.
4181 (gimple_type_hash): New.
4182 (gimple_type_eq): New.
4183 (gimple_register_type): New.
4184 (print_gimple_types_stats): New.
4185 (gimple_signed_or_unsigned_type): New.
4186 (gimple_unsigned_type): New.
4187 (gimple_signed_type): New.
4188 (gimple_get_alias_set): New.
4189 (gimple_decl_printable_name): Do not use DMGL_TYPES.
4190 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
4191 (gimple_force_type_merge): Declare.
4192 (gimple_types_compatible_p): Declare.
4193 (gimple_register_type): Declare.
4194 (print_gimple_types_stats): Declare.
4195 (gimple_unsigned_type): Declare.
4196 (gimple_signed_type): Declare.
4197 (gimple_get_alias_set): Declare.
4198 (gimple_eh_must_not_throw_set_fndecl): New.
4200 2009-10-03 Jan Hubicka <jh@suse.cz>
4201 Kenneth Zadeck <zadeck@naturalbridge.com>
4203 * ipa-pure-const.c: Include lto-streamer.h.
4204 (register_hooks): Factor out of ...
4205 (generate_summary): ... here.
4206 (pure_const_write_summary): New.
4207 (pure_const_read_summary): New.
4208 (pass_ipa_pure_const): Add pure_const_write_summary and
4209 pure_const_read_summary.
4210 * ipa-reference.c: Include lto-streamer.h.
4211 (add_new_function): New.
4212 (remove_node_data): New.
4213 (duplicate_node_data): New.
4214 (ipa_init): Guard against multiple calls.
4215 Move hook setup from analyze_function.
4216 (write_node_summary_p): New.
4217 (ipa_reference_write_summary): New.
4218 (ipa_reference_read_summary): New.
4219 (pass_ipa_reference): Add ipa_reference_write_summary and
4220 ipa_reference_read_summary.
4221 * cgraph.h (cgraph_local_info): Add field lto_file_data.
4222 (struct cgraph_edge): Add fields lto_stmt_uid and
4223 call_stmt_cannot_inline_p.
4224 (cgraph_optimize): Declare.
4225 (cgraph_decide_is_function_needed): Declare.
4226 (reset_inline_failed): Declare.
4227 (enum LTO_cgraph_tags): Declare.
4228 (LTO_cgraph_tag_names): Declare.
4229 (LCC_NOT_FOUND): Define.
4231 2009-10-03 Doug Kwan <dougkwan@google.com>
4232 Rafael Espindola <espindola@google.com>
4233 Jan Hubicka <jh@suse.cz>
4234 Diego Novillo <dnovillo@google.com>
4235 Kenneth Zadeck <zadeck@naturalbridge.com>
4237 * passes.c (all_regular_ipa_passes): New.
4238 (all_ipa_passes): Rename to all_small_ipa_passes.
4239 (init_optimization_passes): Init all_regular_ipa_passes.
4240 * tree-pass.h (all_regular_ipa_passes): New.
4241 (all_ipa_passes): Rename to all_small_ipa_passes.
4242 * passes.c (all_lto_gen_passes): New.
4243 (init_optimization_passes): Initialize all_lto_gen_passes.
4244 (execute_ipa_summary_passes): Make non-static.
4245 (ipa_write_summaries_1): New.
4246 (ipa_write_summaries_2): New.
4247 (ipa_write_summaries): New.
4248 (ipa_write_summaries_of_cgraph_node_set): New.
4249 (ipa_read_summaries_1): New.
4250 (ipa_read_summaries): New.
4251 (execute_ipa_pass_list): Call cgraph_process_new_functions.
4252 (execute_regular_ipa_pass_list): Remove.
4253 (init_optimization_passes): Schedule
4254 pass_rebuild_cgraph_edges and pass_early_inline outside
4255 of pass_all_early_optimizations. Document reason.
4256 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
4257 pass_ipa_lto_finish_out): New pass.
4258 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
4259 (execute_all_ipa_transforms): New.
4260 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
4261 (dump_properties, debug_properties): New.
4262 * tree-optimize.c (gate_all_early_local_passes): Return
4263 false if we are in lto1.
4264 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
4265 * tree-pass.h (execute_all_ipa_transforms): Declare.
4266 (pass_ipa_function_and_variable_visibility): Declare.
4267 (pass_ipa_early_inline): Declare.
4268 (pass_ipa_lto_gimple_out): Declare.
4269 (pass_ipa_lto_wpa_fixup): Declare.
4270 (pass_ipa_lto_finish_out): Declare.
4271 (all_small_ipa_passes, all_regular_ipa_passes,
4272 all_lto_gen_passes): Declare.
4273 (execute_ipa_summary_passes): Declare.
4274 (execute_all_ipa_transforms): Declare.
4275 (ipa_write_summaries): Declare
4276 (ipa_write_summaries_of_cgraph_node_set): Declare.
4277 (ipa_read_summaries): Declare.
4279 2009-10-03 Doug Kwan <dougkwan@google.com>
4280 Ollie Wild <aaw@google.com>
4282 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
4284 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
4285 (lto_mode): New variable.
4286 (maybe_run_lto_and_relink): Handle the -fwpa option.
4287 (main): Handle the -fwpa option.
4288 (maybe_unlink_list): New function.
4289 * gcc.c (link_lto_options): Replace -flto with -fwpa.
4290 * common.opt (flto): New flag.
4291 * toplev.c (flag_generate_lto): Declare.
4293 2009-10-03 Simon Baldwin <simonb@google.com>
4295 * common.opt (flto-compression-level): New flag.
4297 * opts.c: Include lto-opts.h.
4298 (handle_option): Call lto_register_user_option for each
4299 valid option handled.
4300 (decode_options): Clear registered options before the options
4303 2009-10-03 Cary Coutant <ccoutant@google.com>
4305 * collect2.c (is_elf): New function.
4306 (scan_prog_file): Require LTO object to be in ELF format.
4308 2009-10-03 Rafael Espindola <espindola@google.com>
4310 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
4311 libgcc to the linker.
4313 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
4315 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
4316 (collect_execute): Add flags argument. Pass flags to pex_run. Update
4318 * collect2.h (collect_execute): Add flags argument.
4319 * tlink.c (tlink_execute): Update call to collect_execute.
4320 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
4321 (use_linker_plugin): New.
4322 (use_linker_plugin_spec_function): New.
4323 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
4324 (linker_plugin_file_spec): New.
4325 (lto_wrapper_spec): New.
4326 (lto_gcc_spec): New.
4327 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
4328 (static_spec_functions): Add use-linker-plugin.
4329 (process_command): Handle -use-linker-plugin.
4330 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
4331 linker_plugin_file_spec and lto_gcc_spec.
4332 (use_linker_plugin_spec_function): New.
4334 2009-10-03 Richard Guenther <rguenther@suse.de>
4338 * tree.h (is_lang_specific): Include LANG_TYPE.
4339 * tree.c (find_decls_types_r): Manually add interesting parts
4340 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
4342 * gimple.c (type_pair_hash): Make symmetric.
4343 (type_pair_eq): Likewise.
4344 (lookup_type_pair): Increase initial hashtable size.
4345 (gimple_force_type_merge): Rely on type-pair symmetry.
4346 (visit): Remove excessive checking code.
4347 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
4348 (gimple_register_type): Remove getenv calls, shrink initial
4352 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
4353 inline functions if not generating lto output.
4356 * toplev.c (finalize): In WPA mode remove the asm file.
4358 2009-10-03 Doug Kwan <dougkwan@google.com>
4360 * ipa-inline.c (cgraph_mark_inline): Check
4361 edge->call_stmt_cannot_inline_p instead of calling
4362 gimple_call_cannot_inline_p.
4363 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
4364 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
4365 (inline_generate_summary): Do nothing in LTRANS.
4366 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
4367 exists before calling gimple_call_cannot_inline_p.
4368 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
4369 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
4370 Update new_edge->lto_stmt_uid.
4371 * cgraphbuild.c (reset_inline_failed): New.
4373 * common.opt (fwpa): New flag.
4374 (fltrans): New option.
4375 * gcc.c (gcc_lto_option_t): New type.
4376 (current_lto_option): New variable.
4377 (lto_single_spec_function): Remove and is replaced by ..
4378 (lto_option_spec_function): New function.
4379 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
4380 passing the -flto flag.
4381 (cc1_options): Separate non-LTO related parts into ..
4382 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
4383 (lto1_options): New spec for lto FE.
4384 (link_lto_options): New spec for handling LTO flags in linker.
4385 (invoke_lto_single): Re-format to fit in 80 column. Replace
4386 lto-single with lto-option.
4387 (static_specs): Add cc1_non_lto_options, lto1_options and
4389 (static_spec_function): Replace lto-single with lto-option.
4390 (process_command): Handle -flto, -fwpa and -fltran by setting
4391 current_lto_option and not passing it to subprocess unconditionally.
4393 2009-10-03 Bill Maddox <maddox@google.com>
4395 Add `gcc' driver support for link-time code generation (LTO).
4397 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
4398 (lto_flag, lto_objects, lto_o_file): New variables.
4399 (struct lto_object, struct lto_object_list): New structures.
4400 (collect_exit, handler): Remove LTO temporary output file on exit.
4401 (add_lto_object): New function.
4402 (maybe_run_lto_and_relink): New function. Perform link time code
4403 generation and relinking for object files containing LTO information.
4404 (main): Invoke maybe_run_lto_and_relink().
4405 (dump_argv): New function. For debugging, currently disabled.
4406 (scan_prog_file): Add LTO information pass.
4407 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
4409 * toplev.c (compile_file): Emit assembler directive to create
4410 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
4412 2009-10-03 Diego Novillo <dnovillo@google.com>
4414 * c.opt: Add LTO to warn_abi and warn_psabi.
4416 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
4417 inline function. Ignore language-specific nodes. Update all users.
4418 (find_decls_types_r): Do not traverse the subtrees of
4419 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
4420 * tree.h (is_lang_specific): New.
4421 * langhooks.h (struct lang_hooks_for_decls): Remove
4422 may_need_assembler_name_p. Update all users.
4424 * c-common.c (set_builtin_user_assembler_name): Move ...
4425 * builtins.c (set_builtin_user_assembler_name): ... here.
4426 (is_builtin_name): Add comment
4427 (is_builtin_fn): New.
4428 * except.c (output_ttype): Only call
4429 lookup_type_for_runtime if TYPE is not a runtime type.
4431 * passes.c (register_pass): Call position_pass on
4432 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
4433 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
4434 (TV_IPA_LTO_DECL_IO): Define.
4435 (TV_IPA_LTO_CGRAPH_IO): Define.
4437 (TV_WHOPR_WPA): Define.
4438 (TV_WHOPR_WPA_IO): Define.
4439 (TV_WHOPR_LTRANS): Define.
4440 (TV_WHOPR_WPA_FIXUP): Define.
4441 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
4442 * tree-cfg.c (tree_node_can_be_shared): Make extern.
4443 * tree-flow.h (tree_node_can_be_shared): Declare.
4444 * tree-inline.c (tree_can_inline_p): Check that E has a
4445 statement associated with it.
4446 * tree.c (free_lang_data_in_binf): Factor out of ...
4447 (free_lang_data_in_type): ... here.
4448 Call RECORD_OR_UNION_TYPE_P.
4449 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
4450 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
4451 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
4452 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
4453 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
4454 (gate_free_lang_data): Return true if flag_generate_lto is set.
4455 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
4456 * c-common.h (set_builtin_user_assembler_name): Move ...
4457 * tree.h (set_builtin_user_assembler_name): ... here.
4459 * common.opt (flto-report): New flag.
4460 * opts.c (complain_wrong_lang): Do not complain if running lto1.
4461 * collect2.c (scan_prog_file): Send the error output of
4462 'nm' to HOST_BIT_BUCKET.
4464 2009-10-03 Ollie Wild <aaw@google.com>
4466 * langhooks-def.h (lhd_begin_section): New function declaration.
4467 (lhd_write_section): New function declaration.
4468 (lhd_end_section): New function declaration.
4469 (LANG_HOOKS_BEGIN_SECTION): New macro.
4470 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
4471 (LANG_HOOKS_END_SECTION): New macro.
4472 (LANG_HOOKS_LTO): New macro.
4473 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
4474 * langhooks.c (output.h): Add include.
4475 (saved_section): New static variable.
4476 (lhd_begin_section): New function.
4477 (lhd_write_section_data): New function.
4478 (lhd_end_section): New function.
4479 * langhooks.h (struct lang_hooks_for_lto): New structure.
4480 (struct lang_hooks): Add member lto.
4481 * Makefile.in (langhooks.o): Add dependency on output.h.
4483 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
4485 2009-10-03 Richard Guenther <rguenther@suse.de>
4487 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
4490 2009-10-03 Simon Baldwin <simonb@google.com>
4491 Richard Guenther <rguenther@suse.de>
4492 Janis Johnson <janis187@us.ibm.com>
4493 Doug Kwan <dougkwan@google.com>
4494 Diego Novillo <dnovillo@google.com>
4495 Ramana Radhakrishnan <ramana.r@gmail.com>
4496 Ollie Wild <aaw@google.com>
4498 * doc/install.texi: Add documentation for libelf and --enable-lto.
4499 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
4500 -flto-report, -flto-compression-level and -use-linker-plugin.
4501 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
4502 Add section for LTO Testing.
4504 2009-10-02 Cary Coutant <ccoutant@google.com>
4506 Add support for comdat type sections for DWARF v4.
4507 Merge from dwarf4 branch.
4509 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
4510 (dw_die_ref): Define vector type.
4511 (enum dw_val_class): Add dw_val_class_data8.
4512 (struct dw_val_struct): Add v.val_data8.
4513 (comdat_type_node_ref): New type.
4514 (struct die_struct): Move die_symbol into a union; add new field
4515 die_type_node. Change all uses.
4516 (comdat_type_node): New type.
4517 (skeleton_chain_node): New type.
4518 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
4519 (comdat_type_list): New variable.
4520 (dwarf_tag_name): Add DW_TAG_type_unit.
4521 (dwarf_attr_name): Add DW_AT_signature.
4522 (add_AT_data8): New function.
4523 (replace_child): New function.
4524 (move_all_children): New function.
4525 (print_signature): New function.
4526 (print_die): Print signature information; add dw_val_class_data8.
4527 (attr_checksum): Support dw_val_class_data8.
4528 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
4529 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
4530 (checksum_sleb128, checksum_uleb128): New functions.
4531 (checksum_die_context): New function.
4532 (loc_checksum_ordered): New function.
4533 (attr_checksum_ordered): New function.
4534 (struct checksum_attributes): New structure.
4535 (collect_checksum_attributes): New function.
4536 (die_checksum_ordered): New function.
4537 (generate_type_signature): New function.
4538 (same_dw_val_p): Add dw_val_class_data8.
4539 (is_symbol_die): Use new is_declaration_die function.
4540 (is_declaration_die): New function.
4541 (should_move_die_to_comdat): New function.
4542 (clone_die): New function.
4543 (clone_tree): New function.
4544 (clone_as_declaration): New function.
4545 (copy_declaration_context): New function.
4546 (generate_skeleton_ancestor_tree): New function.
4547 (generate_skeleton_bottom_up): New function.
4548 (generate_skeleton): New function.
4549 (remove_child_or_replace_with_skeleton): New function.
4550 (break_out_comdat_types): New function.
4551 (struct decl_table_entry): New type.
4552 (htab_decl_hash): New function.
4553 (htab_decl_eq): New function.
4554 (htab_decl_del): New function.
4555 (copy_ancestor_tree): New function.
4556 (copy_decls_walk): New function.
4557 (copy_decls_for_unworthy_types): New function.
4558 (build_abbrev_table): Don't assert on missing die_symbol when doing
4559 comdat type sections.
4560 (size_of_die): Use DW_FORM_sig8 for external references. Add
4562 (unmark_dies): Don't assert for unmarked dies when doing comdat
4564 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
4565 (output_signature): New function.
4566 (output_die): Likewise.
4567 (output_compilation_unit_header): Mark output as DWARF version 3
4568 even if generating DWARF 4.
4569 (output_comdat_type_unit): New function.
4570 (output_line_info): Mark output as DWARF version 3 even if generating
4572 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
4574 (dwarf2out_end_source_file): Likewise.
4575 (prune_unused_types_walk_attribs): Don't follow references into
4576 comdat type sections.
4577 (prune_unused_types_mark): When generating type units, do not mark
4578 children of non-defining declarations of types; do mark children of
4580 (prune_unused_types): Process comdat type sections.
4581 (htab_ct_hash): New function.
4582 (htab_ct_eq): New function.
4583 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
4584 Add a pointer to the line table from type unit entries so
4585 DW_AT_decl_file has meaning.
4586 * varasm.c (default_elf_asm_named_section): Use identifier name as
4587 comdat key instead of lang hook.
4589 2009-10-02 Neil Vachharajani <nvachhar@google.com>
4591 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
4593 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
4595 * config/i386/i386.md (SWIM248): New mode iterator.
4596 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
4597 divmodhi4 patterns using SWIM248 macro.
4598 (*divmod<mode>4): Macroize insn_and_split pattern from
4599 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
4600 and their corresponding splitters usign SWIM248 macro. Split SImode
4601 insn to generate cltd and DImode insn to generate cqto instead of
4602 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
4603 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
4604 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
4605 *divmodsi_noext patterns using SWIM248 macro.
4606 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
4607 udivmodhi4 patterns using SWIM248 macro.
4608 (*udivmod<mode>4): Macroize insn_and_split pattern from
4609 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
4610 corresponding splitters using SWIM248 macro.
4611 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
4612 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
4614 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
4616 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
4617 of zero-sized element is zero-sized regardless of its extent.
4619 2009-10-02 Jakub Jelinek <jakub@redhat.com>
4622 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
4623 * configure: Regenerated.
4624 * config.in: Regenerated.
4625 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
4626 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
4627 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
4628 not emitting .eh_frame, emit .cfi_sections .debug_frame
4633 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
4634 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
4636 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
4637 vars use DECL_RTL with resetting it back to NULL afterwards.
4638 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
4639 rtx_equal_p instead of asserting it is a SYMBOL_REF.
4640 (value_format): For dw_val_class_addr only use DW_FORM_addr if
4641 the attribute type allows it, otherwise use DW_FORM_dataN.
4642 (mem_loc_descriptor): Handle CONST_STRING.
4643 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
4644 Handle MEM with CONST_STRING address using add_AT_string.
4645 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
4646 CONST_STRING for const arrays initialized with a string literal.
4647 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
4648 (dwarf2out_finish): Call resolve_addr.
4650 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
4651 Maxim Kuvyrkov <maxim@codesourcery.com>
4653 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
4655 2009-10-02 Nick Clifton <nickc@redhat.com>
4657 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
4658 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
4660 2009-10-01 Jan Hubicka <jh@suse.cz>
4662 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
4663 (cgraph_create_virtual_clone): Just pass redirect_callers
4665 * cgraph.h (cgraph_clone_node): Update prototype.
4666 * ipa-pure-const.c (self_recursive_p): New function.
4667 (propagate): Use it.
4668 * ipa-inline.c (cgraph_clone_inlined_nodes,
4669 cgraph_decide_recursive_inlining): Update.
4671 2009-10-01 David Daney <ddaney@caviumnetworks.com>
4673 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
4674 instructions for TARGET_OCTEON.
4676 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4678 * config/arm/arm.c (arm_override_options): Turn off
4679 flag_dwarf2_cfi_asm for AAPCS variants.
4681 2009-10-01 Martin Jambor <mjambor@suse.cz>
4684 * tree-sra.c (convert_callers): Do not call
4685 compute_inline_parameters on one caller more than once.
4687 2009-10-01 Nick Clifton <nickc@redhat.com>
4689 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
4690 an empty string if not already defined.
4692 2009-10-01 Martin Jambor <mjambor@suse.cz>
4695 * tree-sra.c (is_va_list_type): New function.
4696 (find_var_candidates): Call is_va_list_type.
4697 (find_param_candidates): Check that the type or the type pointed
4698 to are not va_list types.
4700 2009-10-01 Martin Jambor <mjambor@suse.cz>
4703 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
4704 DECL_ARTIFICIAL (param_decl) is true.
4706 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
4708 * tree.h (tree_decl_common::lang_flag_8): New.
4709 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
4711 * c-common.h (RID_CONSTEXPR): New.
4713 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
4715 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
4716 Use ref-all pointers.
4717 (alpha_gimplify_va_arg): Ditto.
4719 2009-09-30 Jakub Jelinek <jakub@redhat.com>
4722 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
4723 before insn counting loop now that BB_END (bb) is counted. Ensure
4724 the return value isn't zero.
4726 2009-09-30 Nick Clifton <nickc@redhat.com>
4728 * config.gcc (sh-symbianelf): Replace definition of extra_objs
4729 with separate definitions of c_target_objs and cxx_target_objs.
4730 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
4732 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
4733 sh_symbian_import_export_class.
4734 * config/sh/sh-protos.h: Fix names of exported symbian functions.
4735 * config/sh/symbian.c: Delete, moving code into...
4736 * config/sh/symbian-base.c: ... here
4737 * config/sh/symbian-c.c: ... and here
4738 * config/sh/symbian-cxx.c: ... and here.
4740 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
4743 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
4744 of plus RTX into register.
4746 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4748 * doc/install.texi: Linguistic and markup fixes.
4749 (Configuration) <--disable-cpp>: Remove description.
4750 <--enable-maintainer-mode>: Autotools files are affected, too.
4751 <--with-sysroot>: Improve description.
4752 (Building): Bump required GNU make version.
4754 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
4756 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
4757 (x86_64-*-*): Ditto.
4759 * config/i386/fma4intrin.h: New file, provide common x86 compiler
4760 intrinisics for FMA4.
4761 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
4762 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
4763 Add FMA4 check and fma4intrin.h.
4764 * config/i386/i386-c.c(ix86_target_macros_internal): Check
4766 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
4767 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
4768 constant for FMA4 support.
4769 (UNSPEC_FMA4_FMADDSUB): Ditto.
4770 (UNSPEC_FMA4_FMSUBADD): Ditto.
4771 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
4772 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
4773 (ix86_expand_fma4_multiple_memory): Ditto.
4774 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
4775 (OPTION_MASK_ISA_FMA4_UNSET): New.
4776 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
4777 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
4778 (ix86_handle_option): Handle -mfma4.
4779 (isa_opts): Handle -mfma4.
4780 (enum pta_flags): Add PTA_FMA4.
4781 (override_options): Add FMA4 support.
4782 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
4783 (IX86_BUILTIN_VFMADDSD): Ditto.
4784 (IX86_BUILTIN_VFMADDPS): Ditto.
4785 (IX86_BUILTIN_VFMADDPD): Ditto.
4786 (IX86_BUILTIN_VFMSUBSS): Ditto.
4787 (IX86_BUILTIN_VFMSUBSD): Ditto.
4788 (IX86_BUILTIN_VFMSUBPS): Ditto.
4789 (IX86_BUILTIN_VFMSUBPD): Ditto.
4790 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
4791 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
4792 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
4793 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
4794 (IX86_BUILTIN_VFNMADDSS): Ditto.
4795 (IX86_BUILTIN_VFNMADDSD): Ditto.
4796 (IX86_BUILTIN_VFNMADDPS): Ditto.
4797 (IX86_BUILTIN_VFNMADDPD): Ditto.
4798 (IX86_BUILTIN_VFNMSUBSS): Ditto.
4799 (IX86_BUILTIN_VFNMSUBSD): Ditto.
4800 (IX86_BUILTIN_VFNMSUBPS): Ditto.
4801 (IX86_BUILTIN_VFNMSUBPD): Ditto.
4802 (IX86_BUILTIN_VFMADDPS256): Ditto.
4803 (IX86_BUILTIN_VFMADDPD256): Ditto.
4804 (IX86_BUILTIN_VFMSUBPS256): Ditto.
4805 (IX86_BUILTIN_VFMSUBPD256): Ditto.
4806 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
4807 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
4808 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
4809 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
4810 (IX86_BUILTIN_VFNMADDPS256): Ditto.
4811 (IX86_BUILTIN_VFNMADDPD256): Ditto.
4812 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
4813 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
4814 (enum multi_arg_type): New enum for describing the various FMA4
4815 intrinsic argument types.
4816 (bdesc_multi_arg): New table for FMA4 intrinsics.
4817 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
4818 (ix86_expand_multi_arg_builtin): New function for creating FMA4
4820 (ix86_expand_builtin): Add FMA4 intrinsic support.
4821 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
4822 operand instructions.
4823 (ix86_expand_fma4_multiple_memory): New function to split the
4824 second memory reference from FMA4 instructions.
4825 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
4826 (ssemodesuffixf2s): Ditto.
4827 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
4829 (fma4_fmsub<mode>4): Ditto.
4830 (fma4_fnmadd<mode>4): Ditto.
4831 (fma4_fnmsub<mode>4): Ditto.
4832 (fma4_vmfmadd<mode>4): Ditto.
4833 (fma4_vmfmsub<mode>4): Ditto.
4834 (fma4_vmfnmadd<mode>4): Ditto.
4835 (fma4_vmfnmsub<mode>4): Ditto.
4836 (fma4_fmadd<mode>4256): Ditto.
4837 (fma4_fmsub<mode>4256): Ditto.
4838 (fma4_fnmadd<mode>4256): Ditto.
4839 (fma4_fnmsub<mode>4256): Ditto.
4840 (fma4_fmaddsubv8sf4): Ditto.
4841 (fma4_fmaddsubv4sf4): Ditto.
4842 (fma4_fmaddsubv4df4): Ditto.
4843 (fma4_fmaddsubv2df4): Ditto.
4844 (fma4_fmsubaddv8sf4): Ditto.
4845 (fma4_fmsubaddv4sf4): Ditto.
4846 (fma4_fmsubaddv4df4): Ditto.
4847 (fma4_fmsubaddv2df4): Ditto.
4848 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
4849 instructions for intrinsics.
4850 (fma4i_fmsub<mode>4): Ditto.
4851 (fma4i_fnmadd<mode>4): Ditto.
4852 (fma4i_fnmsub<mode>4): Ditto.
4853 (fma4i_vmfmadd<mode>4): Ditto.
4854 (fma4i_vmfmsub<mode>4): Ditto.
4855 (fma4i_vmfnmadd<mode>4): Ditto.
4856 (fma4i_vmfnmsub<mode>4): Ditto.
4857 (fma4i_fmadd<mode>4256): Ditto.
4858 (fma4i_fmsub<mode>4256): Ditto.
4859 (fma4i_fnmadd<mode>4256): Ditto.
4860 (fma4i_fnmsub<mode>4256): Ditto.
4861 (fma4i_fmaddsubv8sf4): Ditto.
4862 (fma4i_fmaddsubv4sf4): Ditto.
4863 (fma4i_fmaddsubv4df4): Ditto.
4864 (fma4i_fmaddsubv2df4): Ditto.
4865 (fma4i_fmsubaddv8sf4): Ditto.
4866 (fma4i_fmsubaddv4sf4): Ditto.
4867 (fma4i_fmsubaddv4df4): Ditto.
4868 (fma4i_fmsubaddv2df4): Ditto.
4870 * doc/invoke.texi (-mfma4): Add documentation.
4871 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
4873 2009-09-29 Richard Henderson <rth@redhat.com>
4875 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
4876 an edge to the new destination block.
4878 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4881 * pa.c (hppa_profile_hook): Use
4882 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
4884 2009-09-29 Steve Ellcey <sje@cup.hp.com>
4885 Alexander Monakov <amonakov@ispras.ru>
4888 * config/ia64/predicates.md (not_postinc_destination_operand): New.
4889 (not_postinc_memory_operand): New.
4890 (not_postinc_move_operand): New.
4891 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
4892 (*cmovsi_internal): Ditto.
4894 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
4896 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
4897 restrict issue_rate in first pass when scheduling for register
4900 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
4901 Rafael Avila de Espindola <espindola@google.com>
4903 * gengtype.c (plugin_output): New.
4904 (get_output_file_with_visibility): Return plugin_output for plugins.
4905 (main): Parse and use the -P option.
4906 * gty.texi: Update the command line format.
4908 2009-09-29 Jakub Jelinek <jakub@redhat.com>
4911 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
4913 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
4914 out if !const_ok_for_output.
4917 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
4918 case VAR_LOCATION>: Remove gcc_unreachable ().
4920 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
4922 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
4923 (x86_64-*-*): Ditto.
4924 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
4925 back to smmintrin.h.
4926 * config/i386/cpuid.h (bit_SSE5): Remove SSE5 bit.
4927 * config/i386/x86intrin.h: Remove SSE5.
4928 * config/i386/mmintrin-common.h: Delete file.
4929 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
4931 2009-09-29 Richard Guenther <rguenther@suse.de>
4933 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
4934 resulting from stack temporaries on STRICT_ALIGNMENT targets.
4936 2009-09-29 Nick Clifton <nickc@redhat.com>
4938 * function.c (current_function_name): If there is no current
4939 function just return "<none>".
4941 2009-09-28 Sriraman Tallam <tmsriram@google.com>
4943 * tree-pass.h (register_pass_info): New structure.
4944 (pass_positioning_ops): Move enum from gcc-plugin.h.
4945 (register_pass): New function.
4946 * gcc-plugin.h (plugin_pass): Delete structure.
4947 (pass_positioning_ops): Delete enum.
4948 * plugin.c (regsiter_pass): Delete function.
4949 (position_pass): Delete function.
4950 (added_pass_nodes): Delete variable.
4951 (prev_added_pass_nodes): Delete variable.
4952 (pass_list_node): Delete structure.
4953 * passes.c (make_pass_instance): New function.
4954 (next_pass_1): Change to call make_pass_instance.
4955 (pass_list_node): Move structure from gcc-plugin.h.
4956 (added_pass_nodes): Move variable from plugin.c.
4957 (prev_added_pass_nodes): Move variable from plugin.c.
4958 (position_pass): New function.
4959 (register_pass): New function.
4961 2009-09-28 Easwaran Raman <eraman@google.com>
4963 * ifcvt.c (noce_try_abs): Recognize pattern and call
4964 expand_one_cmpl_abs_nojump.
4965 * optabs.c (expand_one_cmpl_abs_nojump): New function.
4966 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
4968 2009-09-28 Ian Lance Taylor <iant@google.com>
4971 * c-opts.c (c_common_handle_option): Don't set
4972 warn_jump_misses_init for -Wall.
4973 * doc/invoke.texi (Warning Options): Update documentation.
4975 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4977 * Makefile.in ($(out_object_file)): Depend on
4978 gt-$(basename $(notdir $(out_file))).h.
4980 2009-09-28 Richard Henderson <rth@redhat.com>
4982 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
4983 * except.c (gen_eh_region): Set it.
4984 (duplicate_eh_regions_1): Copy it.
4985 * tree-eh.c (lower_resx): Use it to determine which function
4988 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
4989 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
4990 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
4991 * tree.c (build_common_builtin_nodes): Remove parameter. Build
4992 BUILT_IN_CXA_END_CLEANUP if necessary.
4994 * c-common.c (c_define_builtins): Update call to
4995 build_common_builtin_nodes.
4997 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4999 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
5001 2009-09-28 Michael Matz <matz@suse.de>
5003 * builtins.c (interclass_mathfn_icode): New helper.
5004 (expand_builtin_interclass_mathfn): Use it here, and split folding
5006 (fold_builtin_interclass_mathfn): ... this new folder.
5007 (build_call_nofold_loc): New static helper.
5008 (build_call_nofold): New wrapper macro for above.
5009 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
5010 (expand_builtin_pow): Ditto.
5011 (expand_builtin_memset_args): Ditto.
5012 (expand_builtin_printf): Ditto.
5013 (expand_builtin_fprintf): Ditto.
5014 (expand_builtin_sprintf): Ditto.
5015 (expand_builtin_memory_chk): Ditto.
5016 (expand_builtin_mempcpy_args): Ditto and don't call folders.
5017 (expand_builtin_stpcpy): Ditto.
5018 (expand_builtin_strcmp): Ditto.
5019 (expand_builtin_strncmp): Ditto.
5020 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
5021 (expand_builtin_strcpy_args): Don't call folders.
5022 (expand_builtin_memcmp): Ditto.
5023 (expand_builtin_strncpy): Ditto, and use target.
5024 (expand_builtin_memcpy): Ditto.
5025 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
5026 expand_builtin_strpbrk, expand_builtin_memmove,
5027 expand_builtin_memmove_args, expand_builtin_bcopy,
5028 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
5029 expand_builtin_strspn, expand_builtin_strcspn,
5030 expand_builtin_fputs): Remove these.
5031 (expand_builtin): Don't call the above, change calls to other
5032 expanders that changed prototype.
5033 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
5034 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
5035 fold_builtin_interclass_mathfn.
5036 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
5037 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
5039 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
5040 * passes.c (init_optimization_passes): Move pass_fold_builtins
5041 after last phiopt pass.
5042 * tree-inline.c (fold_marked_statements): When folding builtins
5043 iterate over all instruction potentially generated.
5044 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
5046 (fold_gimple_call): Use it to always fold calls (into potentially
5047 multiple instructions).
5048 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
5049 calls into zero at this time.
5050 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
5051 statements generated by builtin folding.
5053 2009-09-28 Nick Clifton <nickc@redhat.com>
5055 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
5057 2009-09-28 Duncan Sands <baldrick@free.fr>
5059 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
5060 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
5061 (register_callback): Dispatch it.
5062 (invoke_plugin_callbacks): Incorporate in sanity check.
5063 * ggc.h (ggc_register_cache_tab): Add declaration.
5064 * ggc-common.c (ggc_register_root_tab): Simplify.
5065 (const_ggc_cache_tab_t): New typedef.
5066 (extra_cache_vec): New vector of dynamically added cache tables.
5067 (ggc_register_cache_tab): New function.
5068 (ggc_scan_cache_tab): New function.
5069 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
5070 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
5072 2009-09-27 Richard Henderson <rth@redhat.com>
5074 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
5075 which we remove __builtin_stack_restore.
5077 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
5079 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
5080 to test for GRD_INVARIANT.
5081 (simple_rhs_p): Anything that's function_invariant_p is fine.
5083 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
5085 * gengtype.c (main): Use plunge_files instead of plugin_output.
5087 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
5088 Rafael Avila de Espindola <espindola@google.com>
5090 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
5091 Don't print pch related info if it is false.
5092 (main): Don't print pch info in plugin mode.
5094 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
5096 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
5097 with dw_val_class_const_double.
5098 (struct dw_val_struct): Replace val_long_long with val_double and
5099 adjust for above change.
5100 (output_loc_operands): Likewise.
5101 (add_AT_long_long): Rename into...
5102 (add_AT_double): ...this.
5103 (print_die): Replace dw_val_class_long_long with
5104 dw_val_class_const_double and adjust.
5105 (attr_checksum): Likewise.
5106 (same_dw_val_p): Likewise.
5107 (size_of_die): Likewise.
5108 (value_format): Likewise.
5109 (output_die): Likewise.
5110 (loc_descriptor) <CONST_DOUBLE>: Likewise.
5111 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
5112 instead of add_AT_long_long.
5113 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
5114 value with the precision of its type.
5116 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
5119 * c-typeck.c (build_conditional_expr): Use the readonly and
5120 volatile flags of the operand types, not of the operands itself.
5122 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
5124 * collect2.c (main): Look for -brtl before adding libraries.
5126 2009-09-27 Jonathan Gray <jsg@openbsd.org>
5128 * config.gcc: Update OpenBSD targets.
5129 * config/openbsd-stdint.h: New file.
5130 * config/openbsd-libpthread.h: New file.
5131 * config/openbsd.h: Update and break out LIB_SPEC definition.
5132 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
5133 * config/i386/openbsdelf.h: Correct types.
5134 * config/m68k/openbsd.h: Likewise.
5135 * config/mips/openbsd.h: Likewise.
5136 * config/vax/openbsd.h: Likewise.
5138 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
5140 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
5141 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
5142 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
5143 of the length and zero.
5145 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5147 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
5148 (FLAGS_H): Add options.h $(REAL_H).
5149 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
5150 (TREE_VECTORIZER_H): New.
5151 (EBITMAP_H): Renamed from EBIMAP_H.
5152 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
5153 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
5154 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
5155 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
5156 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
5157 (graphite-clast-to-gimple.o, graphite-dependences.o)
5158 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
5159 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
5160 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
5161 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
5162 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
5163 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
5164 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
5165 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
5166 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
5167 updated and fixed as per above changes and per
5168 check_makefile_deps.sh output.
5171 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
5172 * configure: Regenerate.
5174 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5176 * doc/install.texi: Update minimum MPC version to 0.7.
5178 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
5180 * doc/install.texi (Binaries): Remove reference to the binary
5181 distribution CD-ROM from the FSF.
5183 2009-09-26 Michael Matz <matz@suse.de>
5187 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
5188 that are mentioned in the body.
5190 2009-09-26 Michael Matz <matz@suse.de>
5192 PR tree-optimization/41454
5193 * tree-ssa-dom (stmts_to_rescan): Remove variable.
5194 (tree_ssa_dominator_optimize): Don't allocate and free it.
5195 (dom_opt_leave_block): Don't iterate over it.
5196 (eliminate_redundant_computations): Don't return a value.
5197 (cprop_operand, cprop_into_stmt): Ditto.
5198 (optimize_stmt): Don't defer updating stmts.
5200 2009-09-25 Dodji Seketeli <dodji@redhat.com>
5202 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
5203 generic_parameter_die, template_parameter_pack_die,
5204 gen_formal_parameter_die, gen_subprogram_die): Adjust after
5205 renaming DW_TAG_formal_parameter_pack and
5206 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
5207 and DW_TAG_GNU_template_parameter_pack.
5209 2009-09-25 Anatoly Sokolov <aesok@post.ru>
5211 * config/v850/v850.h (FUNCTION_VALUE): Remove.
5212 * config/v850/v850.c (v850_function_value): New function.
5213 (TARGET_FUNCTION_VALUE): Define.
5215 2009-09-25 Jakub Jelinek <jakub@redhat.com>
5217 * tree-vect-stmts.c (vectorizable_call): Call
5218 mark_symbols_for_renaming after vect_finish_stmt_generation.
5220 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
5221 to loc_descriptor_from_tree.
5222 (add_location_or_const_value_attribute): Pass 0 instead of 2
5223 for decl_by_reference_p decls.
5225 2009-09-25 Richard Guenther <rguenther@suse.de>
5228 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
5231 2009-09-25 Ben Elliston <bje@au.ibm.com>
5233 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
5236 2009-09-25 Alan Modra <amodra@bigpond.net.au>
5238 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
5239 form of instruction.
5241 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5244 * fold-const.c (const_binop): Handle complex int division.
5245 * tree-complex.c (expand_complex_div_straight,
5246 expand_complex_div_wide): Update comments.
5248 2009-09-24 DJ Delorie <dj@redhat.com>
5251 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
5252 (reg_class): Likewise.
5253 (REG_CLASS_NAMES): Likewise.
5254 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
5255 (m32c_override_options): Disable -fivopts for M32C.
5257 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
5259 * config/rs6000/predicates.md (indexed_or_indirect_operand):
5260 Delete VSX load/store with update support.
5261 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
5262 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
5266 (VStype_load_update): Ditto.
5267 (VStype_store_update): Ditto.
5268 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
5269 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
5271 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
5272 load/store with update builtins.
5274 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
5276 * libgcc2.c (L_trampoline): Prototype for getpagesize
5277 and mprotect in WINNT case.
5279 2009-09-24 Anatoly Sokolov <aesok@post.ru>
5281 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
5282 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
5283 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
5284 'outgoing' argument.
5285 (TARGET_FUNCTION_VALUE): Define.
5287 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5289 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
5291 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5294 * common.opt: Initialize dwarf_strict to -1.
5295 * toplev.c (process_options): Catch unset dwarf_strict
5296 and set to 0 for all targets not overriding.
5297 * config/darwin.c (darwin_override_options): Catch unset
5298 dwarf_strict and override to 1.
5300 2009-09-24 Jeff Law <law@redhat.com>
5302 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
5304 2009-09-24 Richard Guenther <rguenther@suse.de>
5306 PR tree-optimization/36143
5307 PR tree-optimization/38747
5308 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
5309 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
5311 2009-09-24 Jakub Jelinek <jakub@redhat.com>
5314 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
5315 return false instead of gcc_unreachable (). For CONST return the
5316 value returned by recursive call instead of always returning true.
5317 (tree_add_const_value_attribute): Return the value returned by
5318 add_const_value_attribute instead of always returning true if rtl
5321 2009-09-23 Justin Seyster <jrseys@gmail.com>
5323 * Makefile.in (PLUGIN_HEADERS): Include real.h.
5325 2009-09-24 Jakub Jelinek <jakub@redhat.com>
5327 * cgraphunit.c (cgraph_lower_function): Revert last change.
5328 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
5329 instead of DECL_NO_STATIC_CHAIN.
5330 * tree-cfg.c (verify_gimple_call): Likewise.
5331 * tree-nested.c (get_chain_decl, get_chain_field,
5332 convert_tramp_reference_op, convert_gimple_call): Likewise.
5333 (convert_all_function_calls): Likewise. Always set or clear
5334 DECL_STATIC_CHAIN initially, for !n->outer clear it.
5335 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
5336 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
5338 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
5339 DECL_NO_STATIC_CHAIN.
5340 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
5341 instead of DECL_NO_STATIC_CHAIN.
5342 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
5343 decl_function_context.
5344 * varasm.c (initializer_constant_valid_p): Likewise.
5345 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
5346 (DECL_STATIC_CHAIN): ... this.
5347 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
5348 instead of DECL_NO_STATIC_CHAIN.
5350 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
5351 Rafael Avila de Espindola <espindola@google.com>
5353 * gengtype.c (nb_plugin_files): Make it unsigned to match
5354 num_gt_files. Adjust other variables to avoid warnings.
5355 (main): Allocate an all zero lang_bitmap before each plugin file name
5356 to match regular file names.
5358 2009-09-23 Richard Henderson <rth@redhat.com>
5360 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
5361 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
5362 static chain passed in memory.
5363 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
5364 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
5365 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
5366 STATIC_CHAIN_REGNUM defined.
5368 * config/picochip/picochip-protos.h: s/class/klass/.
5369 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
5370 (picochip_static_chain): New.
5371 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
5372 (STATIC_CHAIN_INCOMING): Remove.
5374 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
5375 (xtensa_static_chain): New.
5376 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
5377 (STATIC_CHAIN_INCOMING): Remove.
5379 2009-09-23 Anatoly Sokolov <aesok@post.ru>
5381 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
5382 * config/pa/pa-protos.h (function_value): Remove.
5383 * config/pa/pa.c (pa_function_value): Rename from function_value.
5384 Make static, add 'outgoing' argument.
5385 (TARGET_FUNCTION_VALUE): Define.
5387 2009-09-23 Anatoly Sokolov <aesok@post.ru>
5389 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
5390 instead of cfun->machine->is_leaf.
5391 * config/avr/avr.h (machine_function): Remove is_leaf field.
5393 2009-09-23 Jakub Jelinek <jakub@redhat.com>
5396 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
5397 DW_OP_piece after DW_OP_stack_value, adjust size calculations
5398 for it, when DW_OP_stack_value and DW_OP_implicit_value has
5399 the same size, prefer DW_OP_stack_value.
5400 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
5401 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
5403 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
5406 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
5408 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
5411 * cfgexpand.c (convert_debug_memory_address): New.
5412 (expand_debug_expr): Convert base address and offset to the same
5413 mode. Use it to convert addresses to other modes. Accept
5416 2009-09-23 Dodji Seketeli <dodji@redhat.com>
5419 * function.h (types_used_by_vars_hash): Declare new hash table.
5420 (types_used_by_vars_eq, types_used_by_var_decl_insert): Declare
5421 equality and hash function for the hash table.
5422 (types_used_by_cur_var_decl): Declare a new global chained list.
5423 (types_used_by_var_decl_insert): Declare new function.
5424 * function.c (types_used_by_vars_hash): Define the hashtable ...
5425 (types_used_by_vars_eq, types_used_by_vars_do_hash): ... as well as
5426 its equality and hash functions.
5427 (hash_types_used_by_vars_entry): New hash helper.
5428 (types_used_by_cur_var_decl): Define the global chained list.
5429 (used_types_insert): Update the list of types used by the global
5430 variable being parsed.
5431 (types_used_by_var_decl_insert): Define new function.
5432 * c-common.h (record_types_used_by_current_var_decl): Declare ...
5433 * c-common.c (record_types_used_by_current_var_decl): ... new
5435 * c-decl.c (finish_decl): Record the types used by the global
5436 variable declaration we've just parsed.
5437 * dwarf2out.c (premark_used_types): Insert a new line between
5438 comment and function.
5439 (premark_used_types_helper): Fix comment.
5440 (premark_types_used_by_global_vars_helper,
5441 premark_types_used_by_global_vars): New functions.
5442 (prune_unused_types): Do not prune types used by global variables.
5444 2009-09-23 Richard Guenther <rguenther@suse.de>
5446 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
5447 produced for bigendian targets with promoted subregs.
5449 2009-09-23 Richard Guenther <rguenther@suse.de>
5451 * value-prof.c (gimple_ic): Purge old EH edges only after building
5454 2009-09-23 Nick Clifton <nickc@redhat.com>
5456 * config/arc/arc.c (arc_trampoline_init): Fix typo.
5458 2009-09-23 Jakub Jelinek <jakub@redhat.com>
5461 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
5464 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
5465 on non-nested functions.
5467 2009-09-23 Jakub Jelinek <jakub@redhat.com>
5468 Jan Hubicka <jh@suse.cz>
5470 * dwarf2out.c (loc_list_plus_const): Only define if
5471 DWARF2_DEBUGGING_INFO.
5472 (address_of_int_loc_descriptor): Likewise.
5475 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
5477 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
5480 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
5481 constant is more than zero.
5483 2009-09-23 Alan Modra <amodra@bigpond.net.au>
5486 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
5487 call final to emit non-scheduled prologue, instead insert at entry.
5489 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
5490 Joseph S. Myers <joseph@codesourcery.com>
5492 * doc/install.texi (*-*-freebsd*): Add proper format codes.
5494 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
5495 Rafael Avila de Espindola <espindola@google.com>
5497 * gengtype.c (is_file_equal): New function.
5498 (close_output_files): Use is_file_equal. Free of->buf.
5500 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
5501 Rafael Avila de Espindola <espindola@google.com>
5503 * gengtype.c (write_types, write_local): Add the output_header
5504 argument. Update all callers.
5506 2009-09-22 Dodji Seketeli <dodji@redhat.com>
5508 * dwarf2out.c (template_parameter_pack_die,
5509 gen_formal_parameter_pack_die ): New functions.
5510 (make_ith_pack_parameter_name): Remove this function.
5511 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
5512 DW_TAG_formal_parameter_pack.
5513 (gen_generic_params_dies): Represent each template parameter pack
5514 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
5515 represented by usual DW_TAG_template_*_parameter DIEs that are
5516 children of the DW_TAG_template_parameter_pack element DIE.
5517 (generic_parameter_die): This doesn't deal with parameter pack
5518 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
5519 of parameter pack DIEs.
5520 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
5521 in certain cases, e.g. for pack elements.
5522 (gen_formal_types_die, gen_decl_die): Adjust usage of
5523 gen_formal_parameter_die.
5524 (gen_subprogram_die): Represent each function parameter pack by a
5525 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
5526 represented by usual DW_TAG_formal_parameter DIEs that are children
5527 of the DW_TAG_formal_parameter_pack DIE. Remove references to
5528 ____builtin_va_alist decls as no part of the compiler uses those
5530 * langhooks.h (struct lang_hooks_for_decls): Add
5531 function_parm_expanded_from_pack_p, get_generic_function_decl
5532 and function_parameter_pack_p hooks. Fix comment for
5533 get_innermost_generic_parms hook.
5534 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
5535 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
5536 macros and use them to initialize lang_hook.
5538 2009-09-22 Richard Henderson <rth@redhat.com>
5540 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
5541 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
5542 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
5543 on TRAMPOLINE_TEMPLATE.
5544 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
5545 TRAMPOLINE_ADJUST_ADDRESS.
5546 * targhooks.c (default_asm_trampoline_template): Remove.
5547 (default_trampoline_adjust_address): Remove.
5548 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
5549 * targhooks.h: Update decls.
5551 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
5553 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
5554 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
5555 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
5557 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
5560 * reload1.c (reload): Reset debug insns with pseudos without
5563 2009-09-22 Janis Johnson <janis187@us.ibm.com>
5565 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
5566 unconditional true for decimal float modes.
5567 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
5568 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
5570 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
5572 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
5573 Enable a new case for __FreeBSD__ >= 7.
5574 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
5575 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
5576 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
5577 and USE_LD_AS_NEEDED.
5579 * doc/install.texi (*-*-freebsd*): Update target information.
5581 2009-09-22 Richard Guenther <rguenther@suse.de>
5584 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
5585 arrays really properly.
5587 2009-09-22 Richard Henderson <rth@redhat.com>
5590 * target.h (struct gcc_target): Add asm_out.trampoline_template,
5591 calls.static_chain, calls.trampoline_init,
5592 calls.trampoline_adjust_address.
5593 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5594 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
5595 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
5596 * builtins.c (expand_builtin_setjmp_receiver): Use
5597 targetm.calls.static_chain; only clobber registers.
5598 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
5599 set up memory attributes properly for the trampoline block.
5600 (expand_builtin_adjust_trampoline): Use
5601 targetm.calls.trampoline_adjust_address.
5602 * calls.c (prepare_call_address): Add fndecl argument. Use
5603 targetm.calls.static_chain.
5604 * df-scan.c (df_need_static_chain_reg): Remove.
5605 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
5606 consolodate static chain handling.
5607 * doc/tm.texi: Document new hooks.
5608 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
5609 (init_emit_regs): Don't initialize them.
5610 * expr.h (prepare_call_address): Update decl.
5611 * final.c (profile_function): Use targetm.calls.static_chain.
5612 * function.c (expand_function_start): Likewise.
5613 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
5614 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
5615 only clobber registers.
5616 * targhooks.c (default_static_chain): New.
5617 (default_asm_trampoline_template, default_trampoline_init): New.
5618 (default_trampoline_adjust_address): New.
5619 * targhooks.h: Declare them.
5620 * varasm.c (assemble_trampoline_template): Use
5621 targetm.asm_out.trampoline_template. Make the memory block const
5624 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
5625 alpha_initialize_trampoline. Make static. Merge VMS parameter
5626 differences into the TARGET_ABI_OPEN_VMS code block.
5627 (TARGET_TRAMPOLINE_INIT): New.
5628 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
5629 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
5630 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
5631 (INITIALIZE_TRAMPOLINE): Remove.
5633 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
5634 (TRAMPOLINE_TEMPLATE): Merge with ...
5635 (INITIALIZE_TRAMPOLINE): ... this and move ...
5636 * config/arc/arc.c (arc_trampoline_init): ... here.
5637 (TARGET_TRAMPOLINE_INIT): New.
5639 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5640 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
5641 (arm_asm_trampoline_template): New.
5642 (arm_trampoline_init, arm_trampoline_adjust_address): New.
5643 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
5644 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
5645 code to arm_asm_trampoline_template.
5646 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
5647 arm_trampoline_adjust_address.
5648 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
5649 adjust for target hook parameters.
5651 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
5654 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
5655 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
5656 (bfin_trampoline_init): Rename from initialize_trampoline;
5657 make static; update for target hook parameters.
5658 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
5659 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
5660 bfin_asm_trampoline_template.
5661 (INITIALIZE_TRAMPOLINE): Remove.
5663 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5664 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
5665 cris_trampoline_init): New.
5666 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
5667 cris_asm_trampoline_template.
5668 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
5669 adjust for target hook parameters.
5671 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
5673 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5674 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
5675 fr30_trampoline_init): New.
5676 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
5677 fr30_asm_trampoline_template.
5678 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
5679 adjust for target hook parameters.
5681 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
5682 (frv_trampoline_init): Rename from frv_initialize_trampoline;
5683 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
5684 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
5685 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
5687 * config/h8300/h8300.c (h8300_trampoline_init): New.
5688 (TARGET_TRAMPOLINE_INIT): New.
5689 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
5690 to h8300_trampoline_init and adjust for hook parameters.
5692 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
5693 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
5694 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
5695 make static; adjust for hook parameters.
5696 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
5698 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5699 (TARGET_TRAMPOLINE_INIT): New.
5700 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
5701 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
5702 iq2000_asm_trampoline_template.
5703 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
5704 (TRAMPOLINE_CODE_SIZE): New.
5705 (TRAMPOLINE_SIZE): Use it.
5706 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
5708 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
5709 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
5710 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
5711 adjust for hook parameters.
5712 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
5714 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
5715 (m32r_trampoline_init): New.
5716 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
5717 m32r_trampoline_init.
5719 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
5720 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
5721 make static; update for hook parameters.
5722 * config/m68hc11/m68hc11-protos.h: Update.
5723 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
5725 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5726 (TARGET_TRAMPOLINE_INIT): New.
5727 (mcore_function_value): Fix typo.
5728 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
5729 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
5730 to mcore_asm_trampoline_template.
5731 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
5733 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
5734 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
5735 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
5736 update for hook parameters.
5737 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
5739 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5740 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
5741 mips_trampoline_init): New.
5742 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
5743 mips_asm_trampoline_template.
5744 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
5745 update for hook parameters.
5747 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5748 (TARGET_TRAMPOLINE_INIT): New.
5749 (mmix_trampoline_size): Remove.
5750 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
5751 make static. Remove out-of-date tetra vs octa comment.
5752 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
5753 make static; update for hook parameters.
5754 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
5755 (INITIALIZE_TRAMPOLINE): Remove.
5756 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
5757 (TRAMPOLINE_ALIGNMENT): New.
5758 * gcc/config/mmix/mmix-protos.h: Update.
5760 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5761 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
5762 mn10300_trampoline_init): New.
5763 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
5764 mn10300_asm_trampoline_template.
5765 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
5767 * config/moxie/moxie.c (moxie_static_chain,
5768 moxie_asm_trampoline_template, moxie_trampoline_init,
5769 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
5770 TARGET_TRAMPOLINE_INIT): New.
5771 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
5772 moxie_trampoline_init.
5773 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
5774 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
5776 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5777 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
5778 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
5779 pa_trampoline_adjust_address): New.
5780 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
5781 pa_asm_trampoline_template.
5782 (TRAMPOLINE_ALIGNMENT): New.
5783 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
5784 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
5785 adjust for hook parameters.
5786 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
5788 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
5789 (TARGET_TRAMPOLINE_INIT): New.
5790 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
5791 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
5793 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
5795 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
5796 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
5797 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
5798 make static; adjust parameters for the hook.
5799 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
5801 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
5802 s390_trampoline_template; make static.
5803 (s390_trampoline_init): Rename from s390_initialize_trampoline;
5804 make static; adjust for target hook.
5805 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
5806 * config/s390/s390-protos.h: Remove trampoline decls.
5807 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
5808 (TRAMPOLINE_TEMPLATE): Remove.
5809 (TRAMPOLINE_ALIGNMENT): New.
5811 * config/score/score-protos.h (score_initialize_trampoline): Remove.
5812 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5813 (TARGET_TRAMPOLINE_INIT): New.
5814 (score_asm_trampoline_template): New.
5815 (score_trampoline_init): Rename from score_initialize_trampoline;
5816 make static; adjust for hook parameters.
5817 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
5818 score[37]_asm_trampoline_template.
5819 (INITIALIZE_TRAMPOLINE): Remove.
5820 * config/score/score3.c (score3_asm_trampoline_template): New.
5821 (score3_trampoline_init): Rename from score3_initialize_trampoline;
5822 adjust for target hook.
5823 * config/score/score7.c (score7_asm_trampoline_template): New.
5824 (score7_trampoline_init): Rename from score7_initialize_trampoline;
5825 adjust for target hook.
5826 * config/score/score3.h, config/score/score7.h: Update.
5828 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
5829 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
5830 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
5831 (sh_trampoline_init): Rename from sh_initialize_trampoline;
5832 make static; adjust for target hook parameters.
5833 (sh_trampoline_adjust_address): New.
5834 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
5835 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
5837 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
5838 (sparc32_initialize_trampoline): Rename from
5839 sparc_initialize_trampoline; make static; replace tramp parameter
5840 with m_tramp and update memory accesses.
5841 (sparc64_initialize_trampoline): Similarly.
5842 (sparc_trampoline_init): New.
5843 * config/sparc/sparc-protos.h: Remove trampoline decls.
5844 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
5845 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
5847 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
5848 (array_to_constant): Make ARR parameter const.
5849 (spu_trampoline_init): Rename from spu_initialize_trampoline;
5850 make static; update for hook parameters.
5851 * config/spu/spu-protos.h: Update decls.
5852 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
5854 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
5855 from xstormy16_initialize_trampoline; make static; update for
5857 (TARGET_TRAMPOLINE_INIT): New.
5858 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
5860 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5861 (TARGET_TRAMPOLINE_INIT): New.
5862 (v850_can_eliminate): Make static.
5863 (v850_asm_trampoline_template, v850_trampoline_init): New.
5864 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
5865 v850_asm_trampoline_template.
5866 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
5867 and adjust for target hook parameters.
5869 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5870 (TARGET_TRAMPOLINE_INIT): New.
5871 (vax_asm_trampoline_template, vax_trampoline_init): New.
5872 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
5873 vax_asm_trampoline_template.
5874 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
5876 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5877 (TARGET_TRAMPOLINE_INIT): New.
5878 (xtensa_asm_trampoline_template): Rename from
5879 xtensa_trampoline_template; make static.
5880 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
5881 make static; update for hook parameters.
5882 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
5883 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
5884 (INITIALIZE_TRAMPOLINE): Remove.
5886 * config/i386/i386.c (ix86_function_regparm): Do not issue an
5887 error for nested functions with regparm=3.
5888 (ix86_compute_frame_layout): Adjust frame pointer offset for
5889 ix86_static_chain_on_stack.
5890 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
5891 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
5892 don't reset to UNITS_PER_WORD.
5893 (ix86_emit_leave): Adjust ix86_cfa_state.
5894 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
5895 (ix86_static_chain): New.
5896 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
5897 make static; update for target hook parameters; use ix86_static_chain.
5898 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
5899 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
5900 (INITIALIZE_TRAMPOLINE): Remove.
5901 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
5902 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
5903 to the end. Add static_chain_on_stack.
5904 (ix86_static_chain_on_stack): New.
5906 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
5907 (m68k_output_mi_thunk): Don't use static_chain_rtx.
5908 (m68k_trampoline_init): New.
5909 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
5910 m68k_trampoline_init and adjust for hook parameters.
5911 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
5912 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
5914 2009-09-22 Jakub Jelinek <jakub@redhat.com>
5916 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
5917 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
5919 * reload1.c (reload): Call wrap_constant when substituting
5920 reg for equiv inside of DEBUG_INSNs.
5923 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
5924 add_call_src_coords_attributes, add_high_low_attributes,
5925 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
5926 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
5927 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
5928 when -gdwarf-2 -gstrict-dwarf.
5929 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
5930 -gdwarf-[23] -gstrict-dwarf.
5931 (address_of_int_loc_descriptor, loc_descriptor,
5932 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
5933 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
5934 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
5936 2009-09-22 Richard Guenther <rguenther@suse.de>
5938 PR tree-optimization/41428
5939 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
5940 (ccp_finalize): Pass it to substitute_and_fold.
5942 2009-09-22 Richard Guenther <rguenther@suse.de>
5944 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
5945 (substitute_and_fold): Adjust prototype.
5946 * tree-vrp.c (vrp_evaluate_conditional): Make static.
5947 (simplify_stmt_using_ranges): Likewise.
5948 (fold_predicate_in): Move here from tree-ssa-propagate.c.
5949 (vrp_fold_stmt): New function.
5950 (vrp_finalize): Pass it to substitute_and_fold.
5951 * tree-flow.h (vrp_evaluate_conditional): Remove.
5952 (simplify_stmt_using_ranges): Likewise.
5953 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
5954 * tree-ssa-copy.c (fini_copy_prop): Likewise.
5955 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
5957 (fold_predicate_in): Move to tree-vrp.c.
5958 (substitute_and_fold): Use the callback instead of calling into
5959 tree-vrp.c functions directly.
5961 2009-09-22 Jakub Jelinek <jakub@redhat.com>
5963 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
5964 comparison warning on rs6000.
5967 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
5968 GIMPLE_EH_MUST_NOT_THROW cleanup.
5969 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
5971 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
5974 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
5975 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
5976 LIB_SPEC for darwin10 and later since it always uses the unwinder in
5977 libSystem which is derived from the gcc 4.2.1 unwinder.
5979 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
5982 * varasm.c (default_encode_section_info): Copy TLS model into
5983 sym_ref flags regardless of backend support for TLS, for all
5984 model types except TLS_MODEL_EMULATED.
5986 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
5989 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
5990 we can handle it correctly.
5992 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
5994 * doc/install.texi (os2): Remove section.
5996 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
5998 * doc/standards.texi (Objective-C): Adjust two URLs.
6000 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
6002 * tree-tailcall.c (process_assignment): Don't check if a
6003 multiplication or an addition are already present.
6004 (find_tail_calls): Combine multiple additions and multiplications.
6005 (adjust_accumulator_values): Emit accumulators.
6007 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
6009 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
6010 xmm register restore.
6012 2009-09-21 Jan Hubicka <jh@suse.cz>
6014 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
6015 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
6018 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
6020 * stor-layout.c (layout_type): Remove obsolete code.
6022 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
6025 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
6027 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6030 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
6031 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
6032 (fold_builtin_2, do_mpc_arg1): Update accordingly.
6033 * fold-const.c (const_binop): Likewise.
6034 * real.h (do_mpc_arg2): Update prototype.
6036 2009-09-20 Jan Hubicka <jh@suse.cz>
6038 * dwarf2out.c (add_const_value_attribute): Return true if successful.
6039 (add_location_or_const_value_attribute): Rewrite using
6041 (tree_add_const_value_attribute): Return true if successful.
6042 (tree_add_const_value_attribute_for_decl): Likewise.
6044 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
6045 (loc_descriptor): ... here;
6046 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
6047 (cst_pool_loc_descr): Break out from ...; do not reffer constant
6048 pool items that was not marked for output.
6049 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
6050 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
6051 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
6052 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
6053 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
6054 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
6055 DW_OP_stack_value to get address of items that are not available
6057 (dw_loc_list): Handle single element lists correctly.
6059 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
6060 Pascal Obry <obry@adacore.com>
6062 * unwind-dw2-fde.c (classify_object_over_fdes):
6063 Cast the constant 1 to _Unwind_Ptr.
6064 (add_fdes): Likewise.
6065 (linear_search_fdes): Likewise.
6067 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
6069 * stor-layout.c (set_sizetype): Avoid useless type copy.
6071 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
6073 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
6075 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
6076 * configure, config.in: Regenerate.
6077 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
6079 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
6080 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
6081 for global data if the output could be used in a shared library.
6082 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
6083 to 0 if TARGET_WRITABLE_EH_FRAME.
6085 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
6087 PR rtl-optimization/39886
6088 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
6089 just when insn is equal to BB_END (bb).
6091 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
6093 * config/mips/mips.opt (mrelax-pic-calls): New option.
6094 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
6096 (mips_unspec_call): Change "unspec_call" expander into this.
6097 (mips_strip_unspec_call): New function.
6098 (mips_got_load): Call mips_unspec_call instead of
6099 gen_unspec_call<mode>.
6100 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
6102 (mips_cfg_in_reorg): New function.
6103 (mips16_lay_out_constants): Use it to decide whether to call
6104 CFG-aware insn splitting.
6105 (r10k_insert_cache_barriers): Move CFG set-up code from here to
6106 mips_reorg. Move DF set-up code from here ...
6107 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
6109 (mips_reorg): Call mips_df_reorg instead of
6110 r10k_insert_cache_barriers. Move CFG set-up code here from
6111 r10k_insert_cache_barriers.
6112 (mips_call_expr_from_insn): New function.
6113 (mips_pic_call_symbol_from_set): Likewise.
6114 (mips_find_pic_call_symbol): Likewise.
6115 (mips_annotate_pic_call_expr): Likewise.
6116 (mips_get_pic_call_symbol): Likewise.
6117 (mips_annotate_pic_calls): Likewise.
6118 (mips_override_options): Disable -mrelax-pic-calls unless PIC
6120 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
6121 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
6122 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
6124 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
6125 (unspec_call<mode>): Remove it.
6126 (sibcall_internal, sibcall_value_internal,
6127 sibcall_value_multiple_internal, call_internal, call_split,
6128 call_value_internal, call_value_split,
6129 call_value_multiple_internal, call_value_multiple_split): Pass
6130 SIZE_OPNO to MIPS_CALL.
6131 (call_internal_direct, call_direct_split,
6132 call_value_internal_direct, call_value_direct_split): Pass -1 as
6133 SIZE_OPNO to MIPS_CALL.
6134 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
6135 * configure: Regenerate.
6136 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
6137 and -mno-relax-pic-calls.
6138 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
6140 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6143 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
6144 in the directory this rule is called from, rather than the
6145 toplevel 'gcc' directory, to fix in-tree build.
6147 2009-09-19 Chris Demetriou <cgd@google.com>
6149 PR preprocessor/28435:
6150 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
6151 to cpplib that the preprocessor output is needed.
6153 2009-09-19 Jakub Jelinek <jakub@redhat.com>
6155 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
6156 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
6157 *return_and_restore_fpregs_<mode>,
6158 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
6161 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
6162 instead of assuming it has always a REG inside of it.
6164 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
6166 * config/freebsd.h: Update comment on types.
6167 (WINT_TYPE): Define.
6169 2009-09-18 Jason Merrill <jason@redhat.com>
6171 * c.opt: Add -fno-deduce-init-list.
6173 2009-09-18 Neil Vachharajani <nvachhar@google.com>
6175 * value-prof.c (interesting_stringop_to_profile_p): Added output
6176 argument to indicate which parameter is the size parameter.
6177 * value-prof.c (gimple_stringop_fixed_value): Use
6178 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
6179 * value-prof.c (gimple_stringops_transform): Update call sites to
6180 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
6182 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
6185 From David Binderman <dcb314@hotmail.com>:
6186 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
6187 local variable f. Remove stale comments.
6188 (ix86_compute_frame_layout): Remove useless local variable total_size.
6189 Remove #if 0'd code.
6190 (legitimate_address_p): Remove useless local variables
6191 reason_rtx and reason.
6192 (ix86_split_copysign_const): Remove useless local variable op1.
6193 (scale_counter): Remove useless local variable piece_size_mask.
6195 2009-09-18 Jakub Jelinek <jakub@redhat.com>
6197 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
6200 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
6203 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
6205 2009-09-17 Jakub Jelinek <jakub@redhat.com>
6207 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
6210 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
6212 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
6213 DW_OP_implicit_value even without dwarf_version 4.
6215 2009-09-17 Jan Hubicka <jh@suse.cz>
6217 * dwarf2out.c: Include tree-pass.h and gimple.h.
6218 (loc_list_plus_const): New function.
6219 (loc_descriptor_from_tree_1): Rename to ...
6220 (loc_descriptor_from_tree): ... remove original.
6221 (loc_list_from_tree): New function.
6222 (add_AT_location_description): Accept location list.
6223 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
6224 (concatn_mem_loc_descriptor): Remove.
6225 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
6227 (secname_for_decl): Move up.
6228 (hidden_reference_p): New function; break out from ...
6229 (loc_by_refernece): ... here; move up.
6230 (dw_loc_list): New function.
6231 (single_element_loc_list): New function.
6232 (single_element_loc_list_p): New function.
6233 (add_loc_descr_to_each): New function.
6234 (add_loc_list): New function.
6235 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
6236 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
6237 add diagnostics why expansion failed.
6238 (add_location_or_const_value_attribute): Support location lists.
6239 (add_bound_info): Likewise.
6240 (descr_info_loc): Update call of loc_descriptor_from_tree.
6241 (gen_variable_die): Work on location lists.
6242 * final.c (pass_final): Add dump file.
6243 * Makefile.in (dwarf2out.o): Add new dependencies.
6245 2009-09-17 Janis Johnson <janis187@us.ibm.com>
6248 * real.c decimal_from_integer, decimal_integer_string): New.
6249 (real_from_integer): Use them as special case for decimal float.
6250 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
6251 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
6252 Do not append zero after the decimal point in string to convert.
6254 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
6256 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
6257 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
6259 2009-09-17 Martin Jambor <mjambor@suse.cz>
6261 * common.opt (fipa-sra): New switch.
6262 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
6263 * timevar.def (TV_IPA_SRA): New timevar.
6264 * params.def (ipa-sra-ptr-growth-factor): New parameter.
6265 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
6266 * tree-sra.c: Include cgraph.c.
6267 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
6268 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
6269 and grp_not_necessarilly_dereferenced.
6270 (func_param_count): New variable.
6271 (encountered_apply_args): New variable.
6272 (bb_dereferences): New variable.
6273 (final_bbs): New variable.
6274 (no_accesses_representant): New variable.
6275 (no_accesses_p): New function.
6276 (dump_access): Dump the new fields.
6277 (sra_initialize): Set encountered_apply_args to false.
6278 (get_ssa_base_param): New function.
6279 (mark_parm_dereference): New function.
6280 (create_access): Caring for INIDRECT_REFs and different handling of
6281 varialble length accesses in early IPA SRA. Store the stmt - a new
6282 parameter - to the new access.
6283 (build_access_from_expr_1): New parameter stmt, passed to
6284 create_access. Handle INDIRECT_REFs.
6285 (build_access_from_expr): Pass the current statement to
6286 build_access_from_expr_1.
6287 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
6289 (build_accesses_from_assign): Pass the current statement to
6290 build_access_from_expr_1. Do not create assign links in IPA-SRA.
6291 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
6292 final_bbs when necessary. Check for calls to __builtin_apply_args.
6293 Fixup EH info if anythng was changed.
6294 (is_unused_scalar_param): New function.
6295 (ptr_parm_has_direct_uses): New function.
6296 (find_param_candidates): New function.
6297 (mark_maybe_modified): New function.
6298 (analyze_modified_params): New function.
6299 (propagate_dereference_distances): New function.
6300 (dump_dereferences_table): New function.
6301 (analyze_caller_dereference_legality): New function.
6302 (unmodified_by_ref_scalar_representative): New function.
6303 (splice_param_accesses): New function.
6304 (decide_one_param_reduction): New function.
6305 (enum ipa_splicing_result): New type.
6306 (splice_all_param_accesses): New function.
6307 (get_param_index): New function.
6308 (turn_representatives_into_adjustments): New function.
6309 (analyze_all_param_acesses): New function.
6310 (get_replaced_param_substitute): New function.
6311 (get_adjustment_for_base): New function.
6312 (replace_removed_params_ssa_names): New function.
6313 (sra_ipa_reset_debug_stmts): New function.
6314 (sra_ipa_modify_expr): New function.
6315 (sra_ipa_modify_assign): New function.
6316 (convert_callers): New function.
6317 (modify_function): New function.
6318 (ipa_sra_preliminary_function_checks): New function.
6319 (ipa_early_sra): New function.
6320 (ipa_early_sra_gate): New function.
6321 (pass_early_ipa_sra): New variable.
6322 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
6324 2009-09-17 Michael Matz <matz@suse.de>
6327 * tree.c (build_type_attribute_qual_variant): Export.
6328 * tree.h (build_type_attribute_qual_variant): Declare.
6329 * tree-inline.c (remap_type_1): Use it to build variants with
6330 the original qualifiers and attributes.
6332 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6334 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
6335 without a fallthrough edge.
6337 2009-09-16 DJ Delorie <dj@redhat.com>
6339 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
6340 chip and ignore the "fast_interrupt" attribute if so.
6342 2009-09-16 Richard Henderson <rth@redhat.com>
6345 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
6348 2009-09-16 Richard Henderson <rth@redhat.com>
6351 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
6352 is set only if DECL_NO_STATIC_CHAIN is unset.
6353 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
6354 (FOR_EACH_NEST_INFO): New.
6355 (walk_all_functions): Use it.
6356 (finalize_nesting_tree): Likewise.
6357 (unnest_nesting_tree): Likewise.
6358 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
6359 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
6360 (convert_gimple_call): Early out if gimple_call_chain already set.
6361 (convert_all_function_calls): Iterate until no new functions
6362 require a static chain.
6363 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
6364 when building a trampoline. Use dump_function_to_file instead
6366 (lower_nested_functions): Open dump_file. Validate that decls
6367 that have DECL_NO_STATIC_CHAIN from the front end don't have that
6368 bit reset by this pass.
6370 2009-09-16 Michael Matz <matz@suse.de>
6373 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
6374 shorten decl_common_unused.
6375 (DECL_RESTRICTED_P): New accessor.
6376 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
6377 to disambiguate marked decls and restrict pointers.
6379 2009-09-16 Richard Henderson <rth@redhat.com>
6382 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
6384 2009-09-16 Jakub Jelinek <jakub@redhat.com>
6386 * integrate.c (set_block_abstract_flags): Call
6387 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
6389 2009-09-16 Richard Guenther <rguenther@suse.de>
6392 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
6395 2009-09-16 DJ Delorie <dj@redhat.com>
6396 Kaz Kojima <kkojima@gcc.gnu.org>
6398 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
6399 (sh_expand_prologue): Update calls to output_stack_adjust.
6400 (sh_expand_epilogue): Likewise.
6402 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
6405 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
6406 trying to limit the extent of searches in the insn stream.
6408 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
6409 Jakub Jelinek <jakub@redhat.com>
6413 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
6415 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
6416 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
6417 (rs6000_savres_strategy): Always save FP registers inline if the
6418 target doesn't support hardware double-precision. Set the above
6419 bits in return value when needed.
6420 (rs6000_savres_routine_sym): Fix computation for cache selector.
6421 Mark the generated symbol as a function. Rename exitp argument to
6422 lr. Move code for determining the name of the symbol...
6423 (rs6000_savres_routine_name): ...here. New function. Add cases for
6424 getting the names right on AIX and 64-bit Linux.
6425 (savres_routine_name): New variable.
6426 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
6427 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
6428 on what the target routine uses as a base register. If savep && lr
6429 describe saving of r0 into memory slot.
6430 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
6431 line calls for AIX ABI.
6432 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
6433 determine FP save/restore functions.
6434 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
6435 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
6437 (rs6000_emit_epilogue): Adjust computation of restore_lr.
6438 Duplicate restoration of LR and execute the appropriate one
6439 depending on whether GPRs are being restored inline. Set r11 from
6440 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
6441 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
6442 Fix out of line calls for AIX ABI.
6443 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
6445 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
6447 (*restore_gpregs_spe): Likewise.
6448 (*return_and_restore_gpregs_spe): Likewise.
6449 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
6450 Define to empty string unconditionally.
6451 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
6452 Define to empty string unconditionally.
6453 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
6456 2009-09-15 Jan Hubicka <jh@suse.cz>
6458 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
6459 * params.def (inline-insns-auto): Likewise.
6461 2009-09-15 Martin Jambor <mjambor@suse.cz>
6463 * ipa-inline.c (estimate_function_body_sizes): Dump info about
6464 individual statements only at TDF_DETAILS dump level. Format
6465 source for 80 characters per line.
6467 2009-09-15 Christian Bruel <christian.bruel@st.com>
6469 * regrename.c (do_replace): Update REG_DEAD notes.
6471 2009-09-15 Revital Eres <eres@il.ibm.com>
6473 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
6474 * targhooks.c (default_builtin_support_vector_misalignment):
6475 New builtin function.
6476 * targhooks.h (default_builtin_support_vector_misalignment):
6478 * target.h (builtin_support_vector_misalignment):
6479 New field in struct gcc_target.
6480 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
6481 new builtin function.
6482 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
6484 * config/rs6000/rs6000.c
6485 (rs6000_builtin_support_vector_misalignment): New function.
6486 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
6488 2009-09-15 Jie Zhang <jie.zhang@analog.com>
6490 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
6492 (bfin_optimize_loop): Likewise.
6493 (bfin_gen_bundles): Likewise.
6494 (workaround_speculation): Likewise.
6495 (find_load): Return NULL_RTX for debug_insn.
6497 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
6499 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
6502 2009-09-14 DJ Delorie <dj@redhat.com>
6504 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
6505 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
6508 2009-09-14 Richard Henderson <rth@redhat.com>
6509 Jakub Jelinek <jakub@redhat.com>
6511 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
6512 * cfgbuild.c (make_edges): Handle asm goto.
6513 * cfglayout.c (fixup_reorder_chain): Likewise.
6514 * cfgrtl.c (patch_jump_insn): Likewise.
6515 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
6516 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
6517 (gimple_build_asm_vec): Add and use labels parameter.
6518 (gimple_build_asm): Remove.
6519 (walk_gimple_asm): Walk labels too.
6520 * gimple.def (GIMPLE_ASM): Update docs.
6521 * gimple.h: Update decls.
6522 (struct gimple_statement_asm): Change nc to use unsigned char;
6524 (gimple_asm_nlabels): New.
6525 (gimple_asm_label_op, gimple_asm_set_label_op): New.
6526 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
6527 into gimple_build_asm_vec.
6528 * jump.c (mark_jump_label_asm): New.
6529 (mark_jump_label): Use it.
6530 (redirect_jump_1): Handle asm goto.
6531 (invert_jump_1): Soft fail if X is null.
6532 * recog.c (extract_asm_operands): New.
6533 (asm_noperands): Use it; handle asm labels.
6534 (decode_asm_operands): Use extract_asm_operands.
6535 (asm_operand_ok): Properly handle empty string.
6536 * reg-stack.c (get_asm_operands_in_out): Rename from
6537 get_asm_operand_n_inputs; use extract_asm_operands; return both
6538 inputs and outputs by reference; update all callers.
6539 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
6540 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
6541 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
6542 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
6543 (extract_asm_operands): Declare.
6544 * stmt.c (expand_asm_operands): Add and use labels parameter.
6545 (check_unique_operand_names): Likewise.
6546 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
6547 (expand_asm_stmt): Handle asm labels.
6548 * tree-cfg.c (make_gimple_asm_edges): New.
6549 (make_edges): Use it.
6550 (cleanup_dead_labels): Handle asm labels.
6551 (is_ctrl_altering_stmt): Likewise.
6552 (gimple_redirect_edge_and_branch): Likewise.
6553 * tree.def (ASM_EXPR): Add 5th operand.
6554 * tree.h (ASM_LABELS): New.
6555 (resolve_asm_operand_names): Update decl.
6557 * c-parser.c (c_parser_asm_statement): Parse asm goto.
6558 (c_parser_asm_goto_operands): New.
6559 * c-tree.h (build_asm_expr): Update decl.
6560 * c-typeck.c (build_asm_expr): Add and use labels parameter.
6561 * doc/extend.texi: Document asm goto.
6563 2009-09-14 Richard Henderson <rth@redhat.com>
6565 * except.h: Update declarations.
6566 (struct pointer_map_t): Forward declare.
6567 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
6568 (struct eh_landing_pad_d, eh_landing_pad): New.
6569 (struct eh_catch_d, eh_catch): New.
6570 (struct eh_region_d): Remove next_region_sharing_label, aka,
6571 label, tree_label, landing_pad, post_landing_pad, resume,
6572 may_contain_throw. Rename region_number to index. Remove
6573 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
6574 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
6575 (VEC(eh_landing_pad,gc)): New.
6576 (struct eh_status): Remove last_region_number. Add lp_array,
6577 throw_stmt_table, ttype_data, ehspec_data.
6578 (ehr_next, FOR_ALL_EH_REGION_AT): New.
6579 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
6580 * except.c (lang_protect_cleanup_actions): Return tree.
6581 (struct ehl_map_entry): Remove.
6582 (init_eh_for_function): Push zero entries for region and lp_array.
6583 (gen_eh_region): Add to region_array immediately.
6584 (gen_eh_region_catch): Operate on eh_catch objects.
6585 (gen_eh_landing_pad): New.
6586 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
6587 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
6588 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
6589 (get_eh_landing_pad_from_number_fn): New.
6590 (get_eh_landing_pad_from_number): New.
6591 (get_eh_region_from_lp_number_fn): New.
6592 (get_eh_region_from_lp_number): New.
6593 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
6594 (get_exception_pointer, get_exception_filter): Remove.
6595 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
6596 (current_function_has_exception_handlers): Simplify.
6597 (bring_to_root, eh_region_replaceable_by_p): Remove.
6598 (replace_region, hash_type_list, hash_eh_region): Remove.
6599 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
6600 (label_to_region_map, num_eh_regions): Remove.
6601 (get_next_region_sharing_label, must_not_throw_labels): Remove.
6602 (find_exception_handler_labels): Remove.
6603 (duplicate_eh_regions_0, find_prev_try): Remove.
6604 (struct duplicate_eh_regions_data): New.
6605 (duplicate_eh_regions_1): Rewrite.
6606 (duplicate_eh_regions): Return a pointer map instead of an
6608 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
6609 (redirect_eh_edge_to_label): Remove.
6610 (eh_region_outermost): Rewrite using eh_region pointers
6611 instead of integers.
6612 (add_ttypes_entry): Update for ttype_data move to eh_status.
6613 (add_ehspec_entry): Rewrite with VEC instead of varray.
6614 (assign_filter_values): Likewise. Export.
6615 (build_post_landing_pads, connect_post_landing_pads): Remove.
6616 (dw2_build_landing_pads): Rewrite to use lp_array.
6617 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
6618 (sjlj_assign_call_site_values): Rewrite to use lp_array.
6619 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
6620 (sjlj_mark_call_sites): Update for landing pad numbers.
6621 (finish_eh_generation): Rewrite.
6622 (gate_handle_eh): Do nothing for no eh tree.
6623 (pass_rtl_eh): Move up near finish_eh_generation.
6624 (remove_eh_landing_pad): New.
6625 (remove_eh_handler): Export.
6626 (remove_eh_region, remove_eh_handler_and_replace): Remove.
6627 (for_each_eh_label): Rewrite to use lp_array.
6628 (make_reg_eh_region_note): New.
6629 (make_reg_eh_region_note_nothrow_nononlocal): New.
6630 (insn_could_throw_p): New.
6631 (copy_reg_eh_region_note_forward): New.
6632 (copy_reg_eh_region_note_backward): New.
6633 (check_handled, add_reachable_handler): Remove.
6634 (reachable_next_level, foreach_reachable_handler): Remove.
6635 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
6636 (get_eh_region_and_lp_from_rtx): New.
6637 (get_eh_region_from_rtx): New.
6638 (can_throw_internal_1, can_throw_external_1): Remove.
6639 (can_throw_internal): Use get_eh_region_from_rtx.
6640 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
6641 (insn_nothrow_p, can_nonlocal_goto): New.
6642 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
6643 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
6644 (add_action_record): Use VEC not varray.
6645 (collect_one_action_chain): Update for eh_region changes.
6646 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
6647 Use get_eh_region_and_lp_from_rtx.
6648 (gate_convert_to_eh_region_ranges): New.
6649 (pass_convert_to_eh_region_ranges): Use it.
6650 (push_uleb128, push_sleb128): Use VEC not varray.
6651 (output_one_function_exception_table): Likewise.
6652 (dump_eh_tree): Update for eh_region changes.
6653 (verify_eh_tree): Likewise.
6654 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
6655 * tree-eh.c: Include target.h.
6656 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
6657 Don't disallow GIMPLE_RESX; adjust argument check.
6658 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
6659 (record_stmt_eh_region): Update for landing pad numbers;
6660 generate a landing pad if necessary.
6661 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
6662 (remove_stmt_from_eh_lp_fn): Similarly.
6663 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
6664 Update for lp numbers; don't special case missing throw_stmt_table.
6665 (lookup_expr_eh_lp): Similarly.
6666 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
6667 (eh_seq, eh_region_may_contain_throw): New.
6668 (struct leh_state): Add ehp_region.
6669 (struct leh_tf_state): Remove eh_label.
6670 (emit_post_landing_pad): New.
6671 (emit_resx, emit_eh_dispatch): New.
6672 (note_eh_region_may_contain_throw): New.
6673 (frob_into_branch_around): Take eh_region not eh label;
6674 emit eh code into eh_seq.
6675 (honor_protect_cleanup_actions): Early exit for no actions. Don't
6676 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
6677 lower_eh_must_not_throw. Emit code to eh_seq.
6678 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
6679 (lower_try_finally_onedest): Likewise.
6680 (lower_try_finally_copy): Likewise.
6681 (lower_try_finally_switch): Likewise.
6682 (lower_try_finally): Initialize ehp_region.
6683 (lower_catch): Update for eh_catch objects.
6684 (lower_eh_filter): Don't handle must_not_throw.
6685 (lower_eh_must_not_throw): New.
6686 (lower_cleanup): Don't set eh_label.
6687 (lower_eh_constructs_2): Resolve eh builtins.
6688 Handle GIMPLE_EH_MUST_NOT_THROW.
6689 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
6690 Add eh_seq to the end of the function body.
6691 (make_eh_dispatch_edges): New.
6692 (make_eh_edge): Remove.
6693 (make_eh_edges): Simplify for landing pads.
6694 (redirect_eh_edge_1): New.
6695 (redirect_eh_edge): Use it.
6696 (redirect_eh_dispatch_edge): New.
6697 (stmt_could_throw_p): Use a switch. Allow RESX.
6698 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
6699 (stmt_can_throw_internal): Likewise.
6700 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
6701 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
6702 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
6703 (gate_refactor_eh): New.
6704 (pass_refactor_eh): Use it.
6705 (lower_resx, execute_lower_resx, pass_lower_resx): New.
6706 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
6707 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
6708 (remove_unreachable_handlers): Rename from
6709 tree_remove_unreachable_handlers; rewrite for landing pads;
6710 call remove_eh_handler directly.
6711 (remove_unreachable_handlers_no_lp): New.
6712 (unsplit_eh, unsplit_all_eh): New.
6713 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
6714 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
6715 (cleanup_empty_eh_unsplit): New.
6716 (cleanup_empty_eh): Rewrite.
6717 (cleanup_all_empty_eh): New.
6718 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
6719 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
6720 (gate_cleanup_eh): New.
6721 (pass_cleanup_eh): Use it.
6722 (verify_eh_edges): Move later in file. Expect one EH edge.
6723 (verify_eh_dispatch_edge): New.
6725 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
6726 (gtype-desc.o): Add TARGET_H.
6727 (tree.o): Use EXCEPT_H, not except.h.
6728 (cfgbuild.o): Add EXPR_H.
6729 (GTFILES): Add vecprim.h.
6730 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
6731 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
6732 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
6733 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
6734 * calls.c (emit_call_1): Use make_reg_eh_region_note.
6735 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
6736 calls to can_throw_internal.
6737 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
6738 (make_edges): Don't handle RESX; use can_nonlocal_goto.
6739 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
6740 (expand_gimple_stmt): Use make_reg_eh_region_note.
6741 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
6742 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
6743 or find_exception_handler_labels.
6744 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
6745 there is exacly one EH edge. Use can_nonlocal_goto and
6747 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
6748 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
6749 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
6750 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
6751 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
6752 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
6753 * dse.c (scan_insn): Use insn_could_throw_p.
6754 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
6755 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
6756 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
6757 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
6758 EXC_PTR_EXPR or FILTER_EXPR.
6759 (tree_expr_nonzero_warnv_p): Likewise.
6760 * function.h: Include vecprim.h, not varray.h
6761 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
6762 move ttype_data and ehspec_data members to struct eh_status; change
6763 action_record_data member to a VEC.
6764 * gcse.c (hash_scan_set): Use can_throw_internal.
6765 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
6766 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
6767 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
6768 (block_may_fallthru): Don't handle RESX_EXPR.
6769 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
6770 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
6771 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
6772 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
6773 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
6774 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
6775 (gimple_size): Likewise.
6776 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
6777 (gimple_build_resx): Use gimple_build_with_ops.
6778 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
6779 (is_gimple_val): Likewise.
6780 (is_gimple_stmt): Remove RESX_EXPR.
6781 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
6782 (GIMPLE_RESX): Reorder with other EH constructs.
6783 * gimple.h (struct gimple_statement_eh_mnt): New.
6784 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
6785 (gimple_eh_filter_must_not_throw): Remove.
6786 (gimple_eh_filter_set_must_not_throw): Remove.
6787 (gimple_eh_must_not_throw_fndecl): New.
6788 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
6789 (is_gimple_resx): New.
6790 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
6791 Don't copy EH_FILTER_MUST_NOT_THROW.
6792 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
6793 * ipa-inline.c (estimate_function_body_sizes): Don't try to
6794 handle must_not_throw_labels specially.
6795 * ipa-pure-const.c (check_call): Update debug statement for LP.
6796 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
6797 * ipa-utils.c (get_base_var): Likewise.
6798 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
6799 * lower-subreg.c (move_eh_region_note): Remove.
6800 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
6801 * omp-low.c (new_omp_context): Update for eh_lp_nr.
6802 (create_task_copyfn): Likewise.
6803 (maybe_catch_exception): Use gimple_build_eh_filter.
6804 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
6805 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
6806 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
6807 and pass_lower_resx.
6808 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
6809 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
6810 can_throw_internal, can_nonlocal_goto.
6811 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
6812 copy_reg_eh_region_note_forward.
6813 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
6814 (emit_output_reload_insns): Likewise.
6815 (copy_eh_notes): Remove.
6816 * rtl.def (RESX): Remove.
6817 * rtl.h: Update declarations.
6818 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
6819 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
6820 (update_eh_label): Remove.
6821 (cleanup_dead_labels_eh): New.
6822 (cleanup_deal_labels): Use it instead of update_eh_label.
6823 (gimple_merge_blocks): Update landing pad data structure when
6824 removing a landing pad label.
6825 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
6826 test; handle GIMPLE_EH_MUST_NOT_THROW.
6827 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
6828 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
6829 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
6830 (verify_stmt): Likewise. Verify landing pads.
6831 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
6832 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
6833 (struct move_stmt_d): Add eh_map.
6834 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
6835 (move_stmt_r): Remap eh region numbers in builtin calls,
6836 resx and eh_dispatch.
6837 (move_block_to_fn): Remove eh_offset parameter. Use
6838 maybe_duplicate_eh_stmt_fn.
6839 (find_outermost_region_in_block): Operate on eh_region pointers
6840 instead of region numbers.
6841 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
6842 duplicate_eh_regions.
6843 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
6844 test earlier. Disallow EH landing pads.
6845 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
6846 * tree-flow.h: Update declarations.
6847 (struct tree_ann_common_d): Replace rn with lp_nr.
6848 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
6849 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
6850 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
6851 resx and eh_dispatch.
6852 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
6853 (copy_edges_for_bb): Use make_eh_dispatch_edges.
6854 (copy_cfg_body): Expect eh_map instead of eh_region_offset
6855 from duplicate_eh_regions.
6856 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
6857 update RESX; handle EH_DISPATCH.
6858 (expand_call_inline): Set eh_lp_nr, not eh_region.
6859 (maybe_inline_call_in_expr): Likewise.
6860 * tree-inline.h (struct copy_body_data): Replace eh_region with
6861 eh_lp_nr, eh_region_offset with eh_map.
6862 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
6863 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
6864 * tree-pretty-print.c (dump_generic_node): Don't handle
6865 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
6866 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
6867 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
6868 EXC_PTR_EXPR, FILTER_EXPR.
6869 * tree-ssa-operands.c (get_expr_operands): Likewise.
6870 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
6871 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
6872 (ao_ref_init_from_vn_reference): Likewise.
6873 * tree-ssa-sink.c (statement_sink_location): Likewise.
6874 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
6875 (mark_virtual_phi_result_for_renaming): Export. Tidy.
6876 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
6877 EXC_PTR_EXPR, FILTER_EXPR.
6878 (is_exception_related): Remove.
6879 (compute_avail): Don't call it.
6880 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
6881 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
6882 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
6883 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
6885 (build_resx): Remove.
6886 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
6887 * tree.h: Update declarations.
6888 (EH_FILTER_MUST_NOT_THROW): Remove.
6889 (struct tree_label_decl): Add eh_landing_pad_nr.
6890 (EH_LANDING_PAD_NR): New.
6891 * value-prof.c (gimple_ic): Tidy variable names. Update for
6892 landing pad numbers.
6893 (gimple_stringop_fixed_value): Tidy variable names. Assert
6894 that neither call stmt can throw.
6895 * vecprim.h (uchar): New.
6896 (VEC(uchar,heap), VEC(uchar,gc)): New.
6898 * c-common.c (c_define_builtins): Update call to
6899 build_common_builtin_nodes.
6900 * c-parser.c (c_parse_file): Don't call
6901 default_init_unwind_resume_libfunc.
6903 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
6905 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
6906 (mips_cprestore_address_p): Likewise.
6907 (mips_save_gp_to_cprestore_slot): Likewise.
6908 (mips_restore_gp): Rename to...
6909 (mips_restore_gp_from_cprestore_slot): ...this.
6910 (mips_must_initialize_gp_p): Declare.
6911 (mips_emit_save_slot_move): Likewise.
6912 (mips_output_load_label): Return nothing.
6913 (mips_eh_uses): Declare.
6914 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
6915 (TARGET_CPRESTORE_DIRECTIVE): New macro.
6916 (TARGET_ABSOLUTE_JUMPS): Likewise.
6917 (EH_USES): Likewise.
6918 (FIRST_PSEUDO_REGISTER): Update comment.
6919 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
6920 (MIPS_CALL): ...here.
6921 (REGISTER_NAMES): Add $cprestore.
6922 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
6923 Add load_label_length, has_inflexible_gp_insn_p,
6924 has_flexible_gp_insn_p, must_initialize_gp_p and
6925 must_restore_gp_when_clobbered_p.
6926 (mips_expand_call): Don't generate split instructions here.
6927 (mips_split_call): Update the call to mips_restore_gp after
6928 the above name change.
6929 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
6930 (mips_find_gp_ref): New function.
6931 (mips_insn_has_inflexible_gp_ref_p): Likewise.
6932 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
6933 (mips_insn_has_flexible_gp_ref_p): Likewise.
6934 (mips_cfun_has_flexible_gp_ref_p): Likewise.
6935 (mips_function_has_gp_insn): Delete.
6936 (mips_global_pointer): Drop the df_regs_ever_live_p check.
6937 Use the new functions above. Only return INVALID_REGNUM
6938 for TARGET_ABSOLUTE_JUMPS.
6939 (mips_must_initialize_gp_p): New function.
6940 (mips_get_cprestore_base_and_offset): New function, extracted from...
6941 (mips_cprestore_slot): ...here. Take a bool parameter.
6942 (mips_cfun_has_cprestore_slot_p): New function.
6943 (mips_cprestore_address_p): Likewise.
6944 (mips_save_gp_to_cprestore_slot): Likewise.
6945 (mips_restore_gp): Rename to...
6946 (mips_restore_gp_from_cprestore_slot): ...this. Assert
6947 epilogue_completed. Update the call to mips_cprestore_slot.
6948 Test cfun->machine->must_restore_gp_when_clobbered_p.
6949 (mips_direct_save_slot_move_p): New function.
6950 (mips_emit_save_slot_move): Likewise.
6951 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
6952 of cfun->machine->global_pointer.
6953 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
6954 (mips_save_reg): Use mips_emit_save_slot_move.
6955 (mips_expand_prologue): Set must_initialize_gp_p.
6956 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
6957 for all cprestore saves. Emit a use_cprestore instruction after
6958 setting up the cprestore slot.
6959 (mips_restore_reg): Use mips_emit_save_slot_move.
6960 (mips_process_load_label): New function.
6961 (mips_load_label_length): Likewise.
6962 (mips_output_load_label): Don't return asm: output it here instead.
6963 Use mips_process_load_label.
6964 (mips_adjust_insn_length): Adjust the length of branch instructions
6965 that have length MAX_PIC_BRANCH_LENGTH.
6966 (mips_output_conditional_branch): Update the call to
6967 mips_output_load_label. Assume the branch target is OPERANDS[0]
6968 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
6969 (mips_output_order_conditional_branch): Swap the meaning of
6970 OPERANDS[0] and OPERANDS[1].
6971 (mips_variable_issue): Don't count ghost instructions.
6972 (mips_expand_ghost_gp_insns): New function.
6973 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
6974 (mips_output_mi_thunk): Set must_initialize_gp_p.
6975 (mips_eh_uses): New function.
6976 * config/mips/predicates.md (cprestore_save_slot_operand)
6977 (cprestore_load_slot_operand): New predicates.
6978 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
6979 (UNSPEC_MOVE_GP): Likewise.
6980 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
6981 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
6982 (CPRESTORE_SLOT_REGNUM): New register.
6983 (MAX_PIC_BRANCH_LENGTH): New constant.
6984 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
6985 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
6986 branches. Fix commentary.
6987 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
6988 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
6989 Change type to "ghost".
6990 (loadgp_absolute_<mode>): Likewise.
6991 (loadgp_rtp_<mode>): Likewise.
6992 (copygp_mips16): Likewise.
6993 (loadgp_blockage): Remove redundant mode attribute.
6994 (potential_cprestore): New instruction.
6995 (cprestore): Turn into an unspec set.
6996 (use_cprestore): New instruction.
6997 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
6998 (*branch_fp_inverted): Likewise.
6999 (*branch_order<mode>): Likewise.
7000 (*branch_order<mode>_inverted): Likewise.
7001 (*branch_equality<mode>): Likewise.
7002 (*branch_equality<mode>_inverted): Likewise.
7003 (*branch_bit<bbv><mode>): Likewise.
7004 (*branch_bit<bbv><mode>_inverted): Likewise.
7005 (*branch_equality<mode>_mips16): Remove redundant mode.
7006 (jump): Turn into a define_expand.
7007 (*jump_absolute): New instruction.
7008 (*jump_pic): Likewise.
7009 (*jump_mips16): Rename previously-unnamed pattern. Remove
7010 redundant mode attribute.
7011 (restore_gp): Split on epilogue_completed rather than
7012 reload_completed. Change type to "ghost".
7013 (move_gp<mode>): New instruction.
7014 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
7015 Remove redundant mode attribute.
7016 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
7017 (bc1any4f, bc1any2t, bc1any2f): Likewise.
7018 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
7020 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
7023 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
7024 are returned in the same register (vs34 or v2) that Altivec vector
7025 types are returned in.
7026 (rs6000_libcall_value): Ditto.
7029 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
7030 instead of explicit addsi3/adddi3 calls.
7031 (rs6000_split_multireg_move): Ditto.
7032 (rs6000_emit_allocate_stack): Ditto.
7033 (rs6000_emit_prologue): Ditto.
7034 (rs6000_output_mi_thunk): Ditto.
7036 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
7037 size is 64 bits if we can use 64-bit registers.
7039 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
7041 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
7044 From Jie Zhang <jie.zhang@analog.com>:
7045 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
7046 save FP and RETS with saveall attribute.
7047 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
7048 with saveall attribute.
7050 * config/bfin/bfin.c (bfin_expand_builtin,
7051 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
7054 From Jie Zhang <jie.zhang@analog.com>:
7055 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
7056 before use in two places.
7057 * config/bfin/bfin.md (AREG): Define mode iterator.
7058 (reload_in, reload_out): Use mode iterator AREG.
7060 2009-09-14 Richard Guenther <rguenther@suse.de>
7063 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
7064 EH personality path.
7066 2009-09-13 Richard Guenther <rguenther@suse.de>
7067 Rafael Avila de Espindola <espindola@google.com>
7069 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
7070 (LANG_HOOKS_EH_PERSONALITY): Likewise.
7071 (LANG_HOOKS_INITIALIZER): Adjust.
7072 (lhd_pass_through_t): Declare.
7073 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
7075 * langhooks.c (lhd_pass_through_t): New function.
7076 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
7077 dwarf2out_begin_prologue): Use personality from current_function_decl.
7078 * expr.h (get_personality_function): Declare.
7079 * expr.c (get_personality_function): New function.
7080 (build_personality_function): Likewise.
7081 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
7082 (eh_personality_libfunc): Remove.
7083 * optabs.c (build_libfunc_function): New function split out from ...
7084 (init_one_libfunc): ... here.
7085 * tree.h (DECL_FUNCTION_PERSONALITY): New.
7086 (tree_function_decl): Add personality.
7087 (lhd_gcc_personality): Declare.
7088 (build_personality_function): Likewise.
7089 * tree.c (gcc_eh_personality_decl): New.
7090 (lhd_gcc_personality): New function.
7091 * except.h (lang_eh_runtime_type): Remove.
7092 (enum eh_personality_kind): New.
7093 (build_personality_function): Declare.
7094 (function_needs_eh_personality): Declare.
7095 * except.c (lang_eh_runtime_type): Remove.
7096 (function_needs_eh_personality): New function.
7097 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
7098 (sjlj_emit_function_enter, output_function_exception_table):
7099 Use personality from current_function_decl.
7100 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
7101 * tree-inline.c (tree_can_inline_p): Do not inline across different
7103 (expand_call_inline): Likewise. Adjust the callers EH personality.
7104 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
7105 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
7106 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
7107 (c-parser.o): Likewise
7108 * c-tree.h (c_eh_initialized_p): Remove.
7109 (c_maybe_initialize_eh): Likewise.
7110 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
7111 (finish_decl): Don't call c_maybe_initialize_eh.
7112 (c_eh_initialized_p): Remove.
7113 (c_maybe_initialize_eh): Likewise.
7114 * c-parser.c (c_parser_omp_construct): Likewise.
7115 (c_parse_file): Initialize exception handling.
7117 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
7119 * config.gcc (tm_file): Remove i386/biarch32.h
7120 for i?86-w64-mingw* case.
7121 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
7123 * config.host: Set for x64 mingw the option
7124 use_long_long_for_widest_fast_int to yes.
7126 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
7128 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
7129 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
7130 (dbxout_begin_function): Likewise.
7131 * final.c (dwarf2_debug_info_emitted_p): New predicate.
7132 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
7133 set on the function.
7134 (final_end_function): Likewise.
7135 (final_scan_insn): Likewise.
7136 (rest_of_handle_final): Likewise.
7137 * varasm.c (assemble_start_function): Likewise.
7138 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
7140 2009-09-12 Jason Merrill <jason@redhat.com>
7142 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
7143 * opts.c (common_handle_option): constify.
7145 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
7147 * doc/install.texi (avr): Remove obsolete reference site.
7149 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
7151 * doc/install.texi (Binaries): Adjust AIX link.
7153 2009-09-12 Akim Demaille <demaille@gostai.com>
7155 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
7156 Use an imperative sentence.
7158 2009-09-11 Richard Henderson <rth@redhat.com>
7160 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
7161 structure-name and has-tree-operands arguments; update all entries.
7162 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
7164 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
7165 (gsstruct_code_size): New.
7166 (gss_for_code_): New.
7167 (gss_for_code): Remove.
7168 (gimple_size): Rewrite using gsstruct_code_size.
7169 (gimple_statement_structure): Move to gimple.h.
7170 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
7171 (gss_for_code, gimple_statement_structure): New.
7172 (gimple_ops): Use new arrays; tidy.
7174 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7176 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
7177 operand to be a PLUS expression.
7178 * config/pa/pa.c (pa_secondary_reload): Likewise.
7180 2009-09-11 Jakub Jelinek <jakub@redhat.com>
7182 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
7184 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
7187 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
7189 From Jie Zhang <jie.zhang@analog.com>:
7190 * doc/extend.texi (node Function Attributes): Document l2
7192 (node Blackfin Variable Attributes): Document l2 variable attributes.
7194 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
7196 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
7197 to match the system compiler's configuration at inflection point.
7198 Add comment to remark a remaining difference with system compiler.
7200 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
7201 * configure: Regenerate.
7203 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
7205 From Jie Zhang <jie.zhang@analog.com>:
7206 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
7207 (bfin_handle_l2_attribute): New.
7208 (bfin_attribute_table): Add l2 attribute.
7210 2009-09-11 Michael Matz <matz@suse.de>
7213 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
7214 on the local_decls list.
7216 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
7220 * cselib.c (cselib_expand_value_rtx_cb): Document callback
7222 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
7223 for VALUEs, to implement the documented interface.
7224 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
7225 Adjust for VALUEs and anything else, to implement the
7226 documented interface.
7228 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
7230 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
7231 with actual SPE/paired vector modes before using 64-bit alignment.
7232 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
7234 2009-09-10 DJ Delorie <dj@redhat.com>
7236 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
7239 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
7240 * config/mep/mep.c (mep_legitimate_constant_p): New.
7241 * config/mep/mep-protos.h: Prototype it.
7243 2009-09-10 Richard Henderson <rth@redhat.com>
7245 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
7247 2009-09-10 Jason Merrill <jason@redhat.com>
7249 * tree.c (chain_index): New fn.
7250 * tree.h: Declare it.
7252 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7254 * config/sol2-c.c (cmn_err_length_specs): Initialize
7255 scalar_identity_flag.
7257 2009-09-10 Richard Henderson <rth@redhat.com>
7259 * tree.h (struct tree_decl_common): Move align member earlier;
7260 move label_decl_uid member ...
7261 (struct tree_label_decl): ... here.
7262 (LABEL_DECL_UID): Update to match.
7264 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
7267 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
7268 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
7270 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
7271 dest_prev if the edge is complex.
7273 * tree-cfg.c (is_ctrl_stmt): Use a switch.
7275 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
7276 loop latch tests earlier.
7278 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
7279 before GIMPLE_RETURN, not after its predecessor; insert
7282 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
7283 gimple_seq_empty_p to test for no PHI nodes.
7284 * tree-cfg.c (split_critical_edges): Likewise.
7286 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
7288 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
7290 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
7291 introduced by the VTA branch merge.
7293 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
7295 * ira-conflicts.c: Use fputs or putc instead of fprintf
7299 * tree-switch-conversion.c: Ditto.
7301 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
7303 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
7304 introduced by the VTA branch merge.
7306 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
7309 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
7311 PR rtl-optimization/39779
7312 * expr.c (convert_modes): Return when mode == oldmode after
7313 CONST_INTs are processed.
7315 2009-09-10 Nick Clifton <nickc@redhat.com>
7317 * config/mep/mep.c (mep_encode_section_info): Copy weakness
7318 attribute and referring decl when creating renamed symbol.
7320 2009-09-10 Richard Guenther <rguenther@suse.de>
7323 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
7325 (cgraph_finalize_compilation_unit): Compute reachability
7326 before emitting thunks. Properly process aliases before
7327 possibly removing unreachable nodes.
7329 2009-09-10 Richard Guenther <rguenther@suse.de>
7332 * tree.c (struct free_lang_data_d): Add worklist member.
7333 (find_decls_types_r): Push onto the worklist instead of recursing.
7334 Handle TREE_BINFOs properly.
7335 (find_decls_types): New function wrapped around find_decls_types_r
7336 to process the worklist.
7337 (find_decls_types_in_eh_region): Use it.
7338 (find_decls_types_in_node): Likewise.
7339 (find_decls_types_in_var): Likewise.
7340 (free_lang_data_in_cgraph): Likewise. Free the worklist.
7341 * tree.h (RECORD_OR_UNION_TYPE_P): New.
7342 (AGGREGATE_TYPE_P): Adjust.
7344 2009-09-09 Jason Merrill <jason@redhat.com>
7346 * configure.ac: Check glibc version even if we have an in-tree
7349 2009-09-09 Anthony Green <green@moxielogic.com>
7351 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
7352 the constant 0 when appropriate.
7353 * config/moxie/constraints.md: Add constraint O.
7355 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
7356 to pass up to 6 32-bit argument values in registers.
7357 (moxie_function_arg): Ditto.
7358 (moxie_arg_partial_bytes): Ditto.
7359 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
7360 (REG_PARM_STACK_SPACE): Ditto.
7361 (FUNCTION_ARG_REGNO_P): Ditto.
7363 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
7364 instruction to allocate stack space.
7366 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
7368 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
7369 unnecessarily stringent constraints. Fix address
7370 calculation in the splitters.
7372 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
7374 PR rtl-optimization/39779
7375 * expr.c (convert_modes): Return when mode == oldmode after
7376 CONST_INTs are processed.
7378 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
7381 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
7382 (ix86_expand_prologue): Take frame.padding0 into logic of
7384 (ix86_expand_epilogue): Likewise.
7386 2009-09-09 Jakub Jelinek <jakub@redhat.com>
7388 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
7390 (SHLIB_LINK, SHLIB_INSTALL): Use them.
7391 * config/t-slibgcc-libgcc: New file.
7392 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
7394 2009-09-09 Martin Jambor <mjambor@suse.cz>
7396 PR tree-optimization/41089
7397 * tree-sra.c (find_var_candidates): Do not consider va_lists in
7400 2009-09-09 Richard Henderson <rth@redhat.com>
7402 * gimple.h (CASE_GIMPLE_OMP): New.
7403 (is_gimple_omp): Use it.
7404 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
7405 (verify_gimple_debug): Likewise.
7407 2009-09-09 Richard Guenther <rguenther@suse.de>
7409 PR tree-optimization/41101
7410 * tree-ssa-pre.c (maximal_set): Remove.
7411 (compute_antic_aux): Treat the maximal set as implicitly all ones.
7412 Defer all blocks we didn't visit at least one successor.
7413 (add_to_exp_gen): Do not add to the maximal set.
7414 (make_values_for_phi): Likewise.
7415 (compute_avail): Likewise.
7416 (init_pre): Do not allocate the maximal set.
7417 (execute_pre): Do not dump it.
7419 2009-09-09 Martin Jambor <mjambor@suse.cz>
7421 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
7422 an SSA_NAME rather than a is_gimple_variable.
7424 2009-09-09 Richard Guenther <rguenther@suse.de>
7427 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
7428 code dealing with plain pointer bases.
7429 (maybe_fold_offset_to_reference): Likewise.
7430 (maybe_fold_stmt_addition): Adjust.
7432 2009-09-09 Richard Guenther <rguenther@suse.de>
7434 * tree.c (free_lang_data_in_type): Do not free the type variant
7436 (free_lang_data): Merge char_type_node with its properly signed
7438 (pass_ipa_free): Collect after freeing language specific data.
7440 2009-09-09 Michael Matz <matz@suse.de>
7443 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
7444 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
7445 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
7448 2009-09-08 DJ Delorie <dj@redhat.com>
7450 * config/mep/mep.c (conversions[]): Add "ml" pattern.
7452 2009-09-04 Jason Merrill <jason@redhat.com>
7454 * tree.c (tree_find_value): Remove.
7455 * tree.h: Remove prototype.
7456 * varasm.c (assemble_external): Use value_member instead.
7458 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7460 * toplev.c (process_options): Choose default debugging type when
7461 gtoggle enables debug info and type is unset.
7463 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7467 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
7470 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7472 * configure: Rebuilt with modified libtool.m4.
7474 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7479 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
7481 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7483 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
7484 (remove_statement): Likewise.
7485 (rewrite_use_nonlinear_expr): Adjust.
7486 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
7487 * tree-ssa.c (release_defs_bitset): ... this. New.
7488 * tree-flow.h (release_defs_bitset): Declare.
7490 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7493 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
7494 in the middle block.
7496 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
7498 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
7499 via intptr_t to long type.
7500 (insert_operand_rank): Cast long type via intptr_t to
7502 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
7504 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
7505 from pointer to unsigned via uintptr_t.
7507 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
7508 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
7510 * configure: Regenerated.
7511 * config.in: Regenerated
7512 * system.h (stdint.h): Add include.
7513 (inttypes.h): Likewise.
7514 * Makefile.in (aclocal): Add config/stdint.m4.
7515 * aclocal.m4: Regenerated.
7517 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
7519 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
7521 (note_np_check_stores): New function.
7522 (harmless_null_pointer_p): New function.
7523 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
7524 changed. Take into account whether we're in the shadow of a condjump
7525 that tested NP_REG for NULL.
7526 Lose all code that tested for SEQUENCEs.
7527 (workaround_speculation): Avoid inserting NOPs for loads that are
7528 either always executed or a NULL pointer.
7530 2009-09-08 Jan Hubicka <jh@suse.cz>
7532 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
7533 * params.def (early-inlining-insns): Likewise.
7535 2009-09-08 Jakub Jelinek <jakub@redhat.com>
7537 PR rtl-optimization/41239
7538 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
7539 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
7541 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
7542 across calls, as the calls might not always return normally.
7543 (call_may_noreturn_p): New function.
7544 (deps_analyze_insn): Update last_function_call_may_noreturn list.
7545 (init_deps): Initialize it.
7546 (remove_from_deps): Also remove calls from
7547 last_function_call_may_noreturn list.
7549 2009-09-07 Richard Henderson <rth@redhat.com>
7551 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
7552 more VR->OPERANDS than LHS operands. Free LHS before returning.
7554 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
7556 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
7557 (attr "addrtype"): New member "spreg".
7558 Use it if mem_spfp_address_operand is true for the address.
7559 (attr "type"): New entry "stall".
7560 (cpu_unit "load"): New.
7561 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
7563 (insn_reservation "loadsp"): New.
7564 (insn_reservation "load_stall1"): New.
7565 (insn_reservation "load_stall3"): New.
7567 * config/bfin/predicates.md (const1_operand, const3_operand): New.
7568 (mem_p_address_operand): Exclude stack and frame pointer based
7570 (mem_spfp_address_operand): New; match them here.
7571 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
7572 (bfin_reorg): Call it if scheduling insns.
7573 (bfin_gen_bundles): Remove dummy insns created by
7574 add_sched_insns_for_speculation.
7576 From Jie Zhang <jie.zhang@analog.com>:
7577 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
7578 bfin_si_revision, bfin_workarounds): Move these ...
7579 * config/bfin/bfin.h: ... here.
7581 From Mike Frysinger <michael.frysinger@analog.com>
7582 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
7583 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
7584 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
7585 bf547m, bf548m, and bf549m.
7586 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
7587 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
7588 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
7589 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
7590 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
7591 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
7592 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
7593 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
7594 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
7595 bf542m, bf544m, bf547m, bf548m, and bf549m.
7597 From Jie Zhang <jie.zhang@analog.com>:
7598 * config/bfin/predicates.md (p_register_operand): New predicate.
7599 (dp_register_operand): New predicate.
7600 * config/bfin/bfin-protos.h (WA_05000074): Define.
7601 (ENABLE_WA_05000074): Define.
7602 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
7603 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
7604 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
7605 (define_attr addrtype): Allow load/store register to be P register.
7606 (define_attr storereg): New.
7607 (define_cpu_unit anomaly_05000074): New.
7608 (define_insn_reservation dsp32shiftimm): New.
7609 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
7610 (define_insn_reservation loadp): Cannot use slot2.
7611 (define_insn_reservation loadsp): Cannot use slot2.
7612 (define_insn_reservation storep): Cannot use slot2. Does not
7613 apply when working around 05000074.
7614 (define_insn_reservation storep_anomaly_05000074): New.
7615 (define_insn_reservation storei): Does not apply when working
7617 (define_insn_reservation storei_anomaly_05000074): New.
7618 (define_attr length): Add dsp32shiftimm case.
7619 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
7620 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
7621 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
7622 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
7623 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
7625 2009-09-07 Martin Jambor <mjambor@suse.cz>
7628 * tree-sra.c (create_artificial_child_access): Return NULL if
7629 build_ref_for_offset fails.
7630 (propagate_subacesses_accross_link): Allow build_ref_for_offset
7631 and create_artificial_child_access to fail.
7633 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
7636 * unwind-dw2.c (uw_init_context_1): Mark noinline.
7637 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
7638 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
7640 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
7642 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
7643 block, ensure it has an exit edge. Emit a barrier after a jump.
7645 2009-09-07 Nick Clifton <nickc@redhat.com>
7647 * gcc.c (this_is_linker_script): New variable. Like
7648 this_is_library_file but for the %T constructor.
7649 (end_going_arg): If this_is_linker_script is set then locate the
7650 script and insert a --script switch before it
7651 (do_spec_2): Initialise this_is_linker_script.
7652 (do_spec_1): Likewise. Handle %T construct.
7653 (eval_spec_function): Preserve this_is_linker_script.
7654 * doc/invoke.texi: Document %T construct in spec files.
7655 * config/m32c/m32c.h (LIB_SPEC): Use it.
7657 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7659 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
7660 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
7661 when volatile flag is set.
7662 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
7664 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
7667 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
7668 (combine_stack_adjustments_for_block): Allow insns between stack
7669 adjustments and stores with corresponding pre-(dec|inc)rement or
7670 pre-modify operation.
7672 2009-09-06 Jakub Jelinek <jakub@redhat.com>
7675 * combine-stack-adj.c (struct csa_memlist): Rename to...
7676 (struct csa_reflist): ... this. Rename mem field to ref.
7677 (free_csa_memlist): Rename to...
7678 (free_csa_reflist): ... this.
7679 (record_one_stack_memref): Rename to...
7680 (record_one_stack_ref): ... this. Handle also REG_P.
7681 (try_apply_stack_adjustment): Handle also REG_P.
7682 (struct record_stack_memrefs_data): Rename to...
7683 (struct record_stack_refs_data): ... this. Rename memlist field to
7685 (record_stack_memrefs): Rename to...
7686 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
7687 subexpressions instead of failing when a MEM contains SP references.
7688 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
7689 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
7691 2009-09-06 Richard Guenther <rguenther@suse.de>
7694 * tree.c (build_array_type): Do not record types marked
7695 with structural equality in the canonical type hashtable.
7697 2009-09-06 Richard Guenther <rguenther@suse.de>
7700 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
7702 2009-09-05 Richard Guenther <rguenther@suse.de>
7705 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
7707 2009-09-05 Richard Guenther <rguenther@suse.de>
7710 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
7712 2009-09-05 Richard Guenther <rguenther@suse.de>
7715 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
7716 before comparing function argument types.
7718 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7721 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
7724 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
7727 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7729 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7730 locators before emit_insn is called.
7732 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
7735 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
7736 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
7737 (reginfo_init): Don't call allocate_reg_info.
7739 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
7742 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
7743 NONDEBUG_INSN_P instead of INSN_P.
7745 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
7748 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
7750 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
7753 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
7754 pattern of the split.
7756 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
7758 * toplev.c (process_options): Move setter of flag_var_tracking
7759 before other tests that depend on it. Move down setter of
7760 flag_rename_registers. Don't enable var-tracking-assignments
7761 by default if selective scheduling is enabled. Warn if both
7764 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
7766 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
7767 comment. Use switch statement to catch overlaps between rtx
7768 and tree codes. Accept FUNCTION_DECLs in addition to those in...
7769 (IS_DECL_CODE): ... here. Remove.
7770 (check_value_is_not_decl): Remove.
7771 (dv_from_decl, dv_from_value): Check after conversion.
7773 2009-09-04 Richard Guenther <rguenther@suse.de>
7776 * (cgraph_finalize_compilation_unit): Move finalizing aliases
7777 after emitting tunks. Move emitting thunks and ctors from ...
7778 (cgraph_optimize): ... here. Remove redundant
7779 cgraph_analyze_functions.
7780 * varasm.c (find_decl_and_mark_needed): Remove no longer
7782 (finish_aliases_1): Adjust check for thunk aliases.
7784 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
7786 * config/arm/arm.md (ctzsi2): Added braces
7787 to avoid warning that broke booststrap.
7789 2009-09-04 Martin Jambor <mjambor@suse.cz>
7791 PR tree-optimization/41112
7792 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
7793 handle variable-bounded arrays.
7794 (expr_with_var_bounded_array_refs_p): New function.
7795 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
7797 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
7799 * config/s390/2097.md: Removed two incorrect bypasses.
7800 (z10_fsimpdf): Fixed latency.
7801 (z10_fhex): New insn_reservation.
7802 (z10_floaddf): Fixed latency.
7803 (z10_floadsf): Fixed latency.
7804 (z10_ftrunctf): Fixed latency.
7805 (z10_ftruncdf): Fixed latency.
7806 * config/s390/s390.c (z10_cost): Fixed values.
7807 (s390_adjust_priority): Added z10 path.
7808 * config/s390/s390.md (type): Added fhex.
7809 (*mov<mode>_64dfp): Updated type attribute.
7810 (*mov<mode>_64): Updated type attribute.
7811 (*mov<mode>_31): Updated type attribute.
7812 (*mov<mode>"): Likewise.
7813 * config/s390/2084.md (x_fsimpdf): Updated condition.
7815 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
7817 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
7818 RTXs in the predicate for operand 1.
7820 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
7822 * config/arm/arm.md (UNSPEC_RBIT): New constant.
7823 (rbitsi2): New insn.
7824 (ctzsi2): New expand.
7825 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
7827 2009-09-03 Martin Jambor <mjambor@suse.cz>
7829 * tree-sra.c (duplicate_expr_for_different_base): Removed.
7830 (create_artificial_child_access): Use build_ref_for_offset instead
7831 of duplicate_expr_for_different_base.
7832 (propagate_subacesses_accross_link): Likewise.
7834 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
7836 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
7838 (mips16e_collect_argument_saves): Skip debug instructions.
7839 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
7840 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
7841 (r10k_insert_cache_barriers): Likewise.
7842 (mips_reorg_process_insns): Likewise.
7844 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
7847 * ira.c (update_equiv_reg): Remove check on class likely spill.
7849 2009-09-03 Jakub Jelinek <jakub@redhat.com>
7852 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
7853 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
7857 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
7858 the stack slot if it is passed by invisible reference.
7859 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
7860 by invisible reference.
7862 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
7864 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
7865 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
7866 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
7868 * config/bfin/sync.md: New file.
7869 * config/bfin/bfin.md: Include it.
7870 (UNSPEC_ATOMIC): New.
7871 (UNSPEC_ONES): Provide a unique number.
7873 From Jie Zhang <jie.zhang@analog.com>:
7874 * config/bfin/bfin.c (ret_regs): New.
7875 (must_save_fp_p): Don't return true because of frame_pointer_needed.
7876 (must_save_rets_p): New.
7877 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
7878 current_function_is_leaf.
7879 (do_link): Likewise.
7880 (do_unlink): Likewise.
7881 (expand_interrupt_handler_prologue): Use ret_regs array.
7882 (expand_interrupt_handler_epilogue): Use ret_regs array and
7883 pass return register to gen_return_internal.
7884 (bfin_expand_epilogue): Pass return register to
7885 gen_return_internal.
7886 (bfin_expand_call): Explicitly clobber RETS.
7887 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
7888 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
7889 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
7890 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
7892 (return_internal): Take a reg rtx rather than the register number.
7894 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
7896 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
7897 when comparing against estimated_loop_iterations_int return.
7899 2009-09-03 Richard Guenther <rguenther@suse.de>
7901 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
7902 eh_personality_libfunc.
7904 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
7906 * tree-parloops.c (separate_decls_in_region): Add space.
7908 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
7910 * tree-parloops.c (separate_decls_in_region): Change the condition
7911 checking if there are reductions in the loop.
7913 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
7915 PR tree-optimization/38275
7916 * tree-parloops.c (parallelize_loops): Replace profitability condition
7917 for expected number of iterations.
7919 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
7921 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
7922 (bootstrap-debug): Explain conditions in which it becomes default.
7923 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
7926 2009-09-03 Namhyung Kim <namhyung@gmail.com>
7928 * doc/invoke.texi (Optimize Options): Move
7929 -finline-small-functions to the -O2 list.
7931 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
7933 * toplev.c (process_options): Enable var-tracking-assignments
7934 by default if var-tracking is enabled.
7936 2009-09-02 David Daney <ddaney@caviumnetworks.com>
7938 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
7940 * emit-rtl.c (prev_nonnote_insn_bb): New function.
7941 * rtl.h (prev_nonnote_insn_bb): Declare it.
7943 2009-09-03 Diego Novillo <dnovillo@google.com>
7945 * cgraph.c (cgraph_node_for_decl): New.
7946 * cgraph.h (cgraph_node_for_decl): Declare.
7947 * tree.c (host_integerp): Return 0 if T is NULL.
7949 2009-09-03 Diego Novillo <dnovillo@google.com>
7951 * tree.h (struct alias_pair): Move from varasm.c.
7952 (alias_pairs): Likewise.
7953 (TYPE_MAXVAL): Define.
7954 (TYPE_MINVAL): Define.
7955 (iterative_hash_host_wide_int): Declare.
7956 (remove_unreachable_alias_pairs): Declare.
7957 * tree-pass.h (pass_ipa_free_lang_data): Declare.
7958 * diagnostic.c (default_diagnostic_starter): Make extern.
7959 (default_diagnostic_finalizer): Make extern.
7960 * diagnostic.h (default_diagnostic_starter): Declare.
7961 (default_diagnostic_finalizer): Declare.
7962 (default_tree_printer): Declare.
7963 * toplev.c (default_tree_printer): Make extern.
7965 2009-09-03 Richard Guenther <rguenther@suse.de>
7966 Diego Novillo <dnovillo@google.com>
7968 * cgraph.c (cgraph_add_new_function): Remove gimplification.
7969 * cgraphunit.c (cgraph_expand_function): Do not emit
7970 associated thunks from here.
7971 (cgraph_emit_thunks): New.
7972 (cgraph_optimize): Call it.
7973 Return if any IPA pass finds an error.
7974 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
7977 2009-09-03 Simon Baldwin <simonb@google.com>
7978 Rafael Espindola <espindola@google.com>
7979 Richard Guenther <rguenther@suse.de>
7980 Doug Kwan <dougkwan@google.com>
7981 Diego Novillo <dnovillo@google.com>
7983 * tree.c: Include tree-pass.h, langhooks-def.h,
7984 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
7985 (free_lang_data_in_type): New.
7986 (need_assembler_name_p): New.
7987 (free_lang_data_in_block): New.
7988 (free_lang_data_in_decl): New.
7989 (struct free_lang_data_d): New.
7990 (add_tree_to_fld_list): New.
7991 (find_decls_types_r): New.
7992 (get_eh_types_for_runtime): New.
7993 (find_decls_types_in_eh_region): New.
7994 (find_decls_types_in_node): New.
7995 (find_decls_types_in_var): New.
7996 (free_lang_data_in_cgraph): New.
7997 (free_lang_data): New.
7998 (gate_free_lang_data): New.
7999 (pass_ipa_free_lang_data): New.
8001 2009-09-03 Diego Novillo <dnovillo@google.com>
8003 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
8004 * langhooks.h (struct lang_hooks): Add field free_lang_data.
8005 (lang_hooks): Remove const qualifier.
8006 * ipa.c (cgraph_remove_unreachable_nodes): Call
8007 remove_unreachable_alias_pairs.
8008 * except.c (add_type_for_runtime): Check if TYPE has
8009 already been converted.
8010 (lookup_type_for_runtime): Likewise.
8011 (check_handled): Handle converted types.
8012 * varasm.c (remove_unreachable_alias_pairs): New.
8013 * gimple.c: Include demangle.h.
8014 (gimple_decl_printable_name): New.
8015 (gimple_fold_obj_type_ref): New.
8016 * gimple.h (gimple_decl_printable_name): Declare.
8017 (gimple_fold_obj_type_ref): Declare.
8018 * passes.c (init_optimization_passes): Add pass
8019 pass_ipa_free_lang_data.
8020 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
8021 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
8023 2009-09-03 Diego Novillo <dnovillo@google.com>
8025 * c-lang.c (lang_hooks): Remove const qualifier.
8027 2009-09-02 Loren James Rittle <ljrittle@acm.org>
8029 * doc/install.texi (*-*-freebsd*): Update target information.
8031 2009-09-02 Anatoly Sokolov <aesok@post.ru>
8033 * hard-reg-set.h (call_fixed_regs): Remove.
8034 * reginfo.c (call_fixed_regs): Remove.
8035 (init_reg_sets_1): Remove initialization of call_fixed_regs.
8036 (globalize_reg): Don't use call_fixed_regs.
8037 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
8040 2009-09-01 Michael Matz <matz@suse.de>
8042 * expr.h (emit_storent_insn, expand_expr_real_1,
8043 expand_expr_real_2): Declare.
8044 * expr.c (emit_storent_insn, expand_expr_real_1,
8045 expand_expr_real_2): Export.
8046 (store_expr): Setting and evaluating dont_return_target is useless.
8047 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
8048 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
8049 * except.c (expand_resx_expr): Rename to ...
8050 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
8051 * except.h (expand_resx_stmt): Declare.
8052 * stmt.c: Add include gimple.h
8053 (expand_asm_expr): Rename to ...
8054 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
8055 (expand_case): Rewrite to take gimple statement.
8056 * tree.h (expand_asm_stmt): Declare.
8057 (expand_case): Change prototype.
8058 * Makefile.in (stmt.o): Depend on gimple.h.
8059 * builtins.c (expand_builtin_synchronize): Build gimple asm
8060 statement, not an ASM_EXPR.
8061 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
8062 gimple_to_tree, release_stmt_tree): Remove.
8063 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
8064 ggc_free, but hold comparison code and operands separately.
8065 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
8066 (expand_call_stmt, expand_gimple_stmt_1,
8067 expand_gimple_stmt): New helpers.
8068 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
8069 release_stmt_tree. Call expand_gimple_stmt instead.
8070 (expand_gimple_basic_block): Ditto.
8072 * calls.c (emit_call_1): Don't look at EH regions here, make
8073 fntree parameter useless.
8074 (expand_call): New local rettype for TREE_TYPE(exp), use it
8075 throughout. Remove local p, use addr instead.
8076 Don't look at EH regions here.
8078 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
8080 * doc/invoke.texi (-fsched-pressure): Document it.
8081 (-fsched-reg-pressure-heuristic): Remove it.
8083 * reload.c (ira.h): Include.
8084 (find_reloads): Add choosing reload on number of small spilled
8087 * haifa-sched.c (ira.h): Include.
8088 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
8089 saved_reg_pressure, curr_reg_live, saved_reg_live,
8090 region_ref_regs): New variables.
8091 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
8092 initiate_reg_pressure_info, setup_ref_regs,
8093 initiate_bb_reg_pressure_info, save_reg_pressure,
8094 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
8096 (setup_insn_reg_pressure_info): New function.
8097 (rank_for_schedule): Add pressure checking and insn issue time.
8098 Remove comparison of insn reg weights.
8099 (ready_sort): Set insn reg pressure info.
8100 (update_register_pressure, setup_insn_max_reg_pressure,
8101 update_reg_and_insn_max_reg_pressure,
8102 sched_setup_bb_reg_pressure_info): New functions.
8103 (schedule_insn): Add code for printing and updating reg pressure info.
8104 (find_set_reg_weight, find_insn_reg_weight): Remove.
8105 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
8106 (debug_ready_list): Print reg pressure info.
8107 (schedule_block): Ditto. Check insn issue time.
8108 (sched_init): Set up sched_pressure_p. Allocate and set up some
8109 reg pressure related info.
8110 (sched_finish): Free some reg pressure related info.
8111 (fix_tick_ready): Make insn always ready if pressure_p.
8112 (init_h_i_d): Don't call find_insn_reg_weight.
8113 (haifa_finish_h_i_d): Free insn reg pressure info.
8115 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
8116 ira_memory_move_cost, ira_class_hard_regs,
8117 ira_class_hard_regs_num, ira_no_alloc_regs,
8118 ira_available_class_regs, ira_reg_class_cover_size,
8119 ira_reg_class_cover, ira_class_translate): Move to ira.h.
8121 * ira-lives.c (single_reg_class): Check mode to find how many
8122 registers are necessary for operand.
8123 (ira_implicitly_set_insn_hard_regs): New.
8125 * common.opt (fsched-pressure): New options.
8126 (fsched-reg-pressure-heuristic): Remove.
8128 * ira.c (setup_eliminable_regset): Rename to
8129 ira_setup_eliminable_regset. Make it external.
8130 (expand_reg_info): Pass cover class to setup_reg_classes.
8131 (ira): Call resize_reg_info instead of allocate_reg_info.
8133 * sched-deps.c: Include ira.h.
8134 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
8135 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
8136 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
8137 mark_insn_hard_regno_birth, mark_insn_reg_birth,
8138 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
8139 mark_insn_reg_store, mark_insn_reg_clobber,
8140 setup_insn_reg_pressure_info): New.
8141 (sched_analyze_1): Update implicit_reg_pending_uses.
8142 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
8143 Use them to create dependencies. Set insn reg uses and pressure
8144 info. Process reg_pending_uses in one place.
8145 (free_deps): Free implicit sets.
8146 (remove_from_deps): Remove implicit sets if necessary. Check
8147 implicit sets when clearing reg_last_in_use.
8148 (init_deps_global): Clear implicit_reg_pending_clobbers and
8149 implicit_reg_pending_uses.
8151 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
8152 ira_memory_move_cost, ira_class_hard_regs,
8153 ira_class_hard_regs_num, ira_no_alloc_regs,
8154 ira_available_class_regs, ira_reg_class_cover_size,
8155 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
8156 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
8157 ira_implicitly_set_insn_hard_regs): New prototypes.
8159 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
8160 cost_elements_num): New variables.
8161 (allocno_costs, total_costs): Rename to costs and
8162 total_allocno_costs.
8163 (COSTS_OF_ALLOCNO): Rename to COSTS.
8164 (allocno_pref): Rename to pref.
8165 (allocno_pref_buffer): Rename to pref_buffer.
8166 (common_classes): Rename to regno_cover_class.
8168 (record_reg_classes): Set allocno attributes only if allocno_p.
8169 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
8170 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
8171 and COSTS_OF_ALLOCNO.
8172 (print_costs): Rename to print_allocno_costs.
8173 (print_pseudo_costs): New.
8174 (process_bb_node_for_costs): Split into 2 functions with new
8175 function process_bb_for_costs. Pass BB to process_bb_for_costs.
8176 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
8177 new parameter dump_file. Use cost_elements_num instead of
8178 ira_allocnos_num. Make one iteration if preferred classes were
8179 already calculated for scheduler. Make 2 versions of code
8180 depending on allocno_p.
8181 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
8182 regno_cover_class and COSTS instead of common_classes and
8184 (init_costs, finish_costs): New.
8185 (ira_costs): Set up allocno_p and cost_elements_num. Call
8186 init_costs and finish_costs.
8187 (ira_set_pseudo_classes): New.
8189 * rtl.h (allocate_reg_info): Remove.
8190 (resize_reg_info): Change return type.
8191 (reg_cover_class): New.
8192 (setup_reg_classes): Add new parameter.
8194 * sched-int.h (struct deps_reg): New member implicit_sets.
8195 (sched_pressure_p, sched_regno_cover_class): New external definitions.
8196 (INCREASE_BITS): New macro.
8197 (struct reg_pressure_data, struct reg_use_data): New.
8198 (struct _haifa_insn_data): Remove reg_weight. Add members
8199 reg_pressure, reg_use_list, reg_set_list, and
8200 reg_pressure_excess_cost_change.
8201 (struct deps): New member implicit_sets.
8202 (pressure_p): New variable.
8203 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
8204 (struct reg_pressure_data, struct reg_use_data): New.
8205 (INSN_REG_WEIGHT): Remove.
8206 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
8207 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
8208 (sched_init_region_reg_pressure_info,
8209 sched_setup_bb_reg_pressure_info): New prototypes.
8211 * reginfo.c (struct reg_pref): New member coverclass.
8212 (reg_cover_class): New function.
8213 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
8214 (reg_info_size): New variable.
8215 (allocate_reg_info): Make static. Setup reg_info_size.
8216 (resize_reg_info): Use reg_info_size. Return flag of resizing.
8217 (setup_reg_classes): Add a new parameter. Setup cover class too.
8219 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
8222 * sched-rgn.c (deps_join): Set up implicit_sets.
8223 (schedule_region): Set up region and basic blocks pressure
8226 * passes.c (init_optimization_passes): Move
8227 pass_subregs_of_mode_init before pass_sched.
8229 2009-09-02 Martin Jambor <mjambor@suse.cz>
8231 * tree-sra.c (struct access): New field grp_hint.
8232 (dump_access): Dump grp_hint.
8233 (sort_and_splice_var_accesses): Set grp_hint if a group is read
8235 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
8236 those which have been specifically read and somehow written to.
8237 (propagate_subacesses_accross_link): Set grp_hint of right child and
8238 also possibly of the left child.
8240 2009-09-02 Jakub Jelinek <jakub@redhat.com>
8242 * tree-object-size.c (addr_object_size): Always use object_size_type
8243 0 or 2 when determining the pointer pointed object size.
8245 2009-09-02 Richard Guenther <rguenther@suse.de>
8248 2009-08-31 Richard Guenther <rguenther@suse.de>
8250 * builtins.c (fold_builtin_memory_op): Use the alias oracle
8251 to query if the memory regions for memmove overlap.
8252 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
8253 asserts on pointers, instead deal with odd trees.
8254 (ptr_derefs_may_alias_p): Likewise.
8255 (refs_may_alias_p_1): Constructor bases also never alias.
8257 2009-08-01 Christian Bruel <christian.bruel@st.com>
8260 2009-07-31 Christian Bruel <christian.bruel@st.com>
8261 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
8263 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
8265 * doc/invoke.texi (-fvar-tracking-assignments): New.
8266 (-fvar-tracking-assignments-toggle): New.
8267 (-fdump-final-insns=file): Mark filename as optional.
8268 (--param min-nondebug-insn-uid): New.
8269 (-gdwarf-@{version}): Mention version 4.
8270 * opts.c (common_handle_option): Accept it.
8271 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
8272 * regrename.c (regrename_optimize): Drop last. Don't count debug
8273 insns as uses. Don't reject change because of debug insn.
8274 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
8275 from the chain starter, and check for inexact matches in DEBUG_INSNS.
8276 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
8277 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
8278 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
8279 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
8280 * doc/gimple.texi (is_gimple_debug): New.
8281 (gimple_debug_bind_p): New.
8282 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
8283 * doc/install.texi (bootstrap-debug): More details.
8284 (bootstrap-debug-big, bootstrap-debug-lean): Document.
8285 (bootstrap-debug-lib): More details.
8286 (bootstrap-debug-ckovw): Update.
8287 (bootstrap-time): New.
8288 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
8289 (insert_phi_nodes_for): Insert debug stmts.
8290 (rewrite_stmt): Take iterator. Insert debug stmts.
8291 (rewrite_enter_block): Adjust.
8292 (maybe_replace_use_in_debug_stmt): New.
8293 (rewrite_update_stmt): Use it.
8294 (mark_use_interesting): Return early for debug stmts.
8295 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
8296 stmts before replacing stmt.
8297 (move_computations_stmt): Likewise.
8298 * ira-conflicts.c (add_copies): Skip debug insns.
8299 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
8300 (regstat_bb_compute_ri): Skip debug insns.
8301 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
8302 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
8303 check_loop_closed_ssa_stmt): Skip debug stmts.
8304 * tree-tailcall.c (find_tail_calls): Likewise.
8305 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
8306 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
8307 (build_var_debug_value_stat): Declare.
8308 (build_var_debug_value): Define.
8309 (target_for_debug_bind): Declare.
8310 * reload.c (find_equiv_reg): Skip debug insns.
8311 * rtlanal.c (reg_used_between_p): Skip debug insns.
8312 (side_effects_p): Likewise.
8313 (canonicalize_condition): Likewise.
8314 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
8315 insns never depend on debug insns.
8316 (create_ddg_dep_no_link): Likewise.
8317 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
8318 Don't add inter-loop dependencies for debug insns.
8319 (build_intra_loop_deps): Likewise.
8320 (create_ddg): Count debug insns.
8321 * ddg.h (struct ddg::num_debug): New.
8322 (num_backargs): Pair up with previous int field.
8323 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
8324 -fcompare-debug-second.
8325 * final.c (get_attr_length_1): Skip debug insns.
8326 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
8327 * gcc.c (invoke_as): Call compare-debug-dump-opt.
8328 (driver_self_specs): Map -fdump-final-insns to
8329 -fdump-final-insns=..
8330 (get_local_tick): New.
8331 (compare_debug_dump_opt_spec_function): Test for . argument and
8332 compute output name. Compute temp output spec without flag name.
8333 Compute -frandom-seed.
8334 (OPT): Undef after use.
8335 * cfgloopanal.c (num_loop_insns): Skip debug insns.
8336 (average_num_loop_insns): Likewise.
8337 * params.h (MIN_NONDEBUG_INSN_UID): New.
8338 * gimple.def (GIMPLE_DEBUG): New.
8339 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
8340 * auto-inc-dec.c (merge_in_block): Skip debug insns.
8341 (merge_in_block): Fix whitespace.
8342 * toplev.c (flag_var_tracking): Update comment.
8343 (flag_var_tracking_assignments): New.
8344 (flag_var_tracking_assignments_toggle): New.
8345 (process_options): Don't open final insns dump file if we're not
8346 going to write to it. Compute defaults for var_tracking.
8347 * df-scan.c (df_insn_rescan_debug_internal): New.
8348 (df_uses_record): Handle debug insns.
8349 * haifa-sched.c (ready): Initialize n_debug.
8350 (contributes_to_priority): Skip debug insns.
8351 (dep_list_size): New.
8353 (rank_for_schedule): Likewise. Schedule debug insns as soon as
8354 they're ready. Disregard previous debug insns to make decisions.
8355 (queue_insn): Never queue debug insns.
8356 (ready_add, ready_remove_first, ready_remove): Count debug insns.
8357 (schedule_insn): Don't reject debug insns because of issue rate.
8358 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
8359 (queue_to_ready): Skip and discount debug insns.
8360 (choose_ready): Let debug insns through.
8361 (schedule_block): Check boundary debug insns. Discount debug
8362 insns, schedule them early. Adjust whitespace.
8363 (set_priorities): Check for boundary debug insns.
8364 (add_jump_dependencies): Use dep_list_size.
8365 (prev_non_location_insn): New.
8366 (check_cfg): Use it.
8367 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
8369 (remove_unused_ivs): Reset debug stmts.
8370 * modulo-sched.c (const_iteration_count): Skip debug insns.
8371 (res_MII): Discount debug insns.
8372 (loop_single_full_bb_p): Skip debug insns.
8373 (sms_schedule): Likewise.
8374 (sms_schedule_by_order): Likewise.
8375 (ps_has_conflicts): Likewise.
8376 * caller-save.c (refmarker_fn): New.
8377 (save_call_clobbered_regs): Replace regs with saved mem in
8379 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
8380 Call refmarker_fn mark for hardregnos.
8381 (mark_reg_as_referenced): New.
8382 (replace_reg_with_saved_mem): New.
8383 * ipa-pure-const.c (check_stmt): Skip debug stmts.
8384 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
8386 (cse_extended_basic_block): Skip debug insns.
8387 (count_reg_usage): Likewise.
8388 (is_dead_reg): New, split out of...
8389 (set_live_p): ... here.
8390 (insn_live_p): Use it for debug insns.
8391 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
8392 (execute_optimize_stdarg): Likewise.
8393 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
8394 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
8395 changes in debug stmts as changes.
8396 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
8397 (moveup_expr): Don't move across debug insns. Don't move
8398 debug insn if it would create a bookkeeping block.
8399 (moveup_expr_cached): Don't use cache for debug insns that
8400 are heads of blocks.
8401 (compute_av_set_inside_bb): Skip debug insns.
8402 (sel_rank_for_schedule): Schedule debug insns first. Remove
8404 (block_valid_for_bookkeeping_p); Support lax searches.
8405 (create_block_for_bookkeeping): Adjust block numbers when
8406 encountering debug-only blocks.
8407 (find_place_for_bookkeeping): Deal with debug-only blocks.
8408 (generate_bookkeeping_insn): Accept no place to insert.
8409 (remove_temp_moveop_nops): New argument full_tidying.
8410 (prepare_place_to_insert): Deal with debug insns.
8411 (advance_state_on_fence): Debug insns don't start cycles.
8412 (update_boundaries): Take fence as argument. Deal with
8414 (schedule_expr_on_boundary): No full_tidying on debug insns.
8415 (fill_insns): Deal with debug insns.
8416 (track_scheduled_insns_and_blocks): Don't count debug insns.
8417 (need_nop_to_preserve_insn_bb): New, split out of...
8418 (remove_insn_from_stream): ... this.
8419 (fur_orig_expr_not_found): Skip debug insns.
8420 * rtl.def (VALUE): Move up.
8422 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
8423 (nearest_common_dominator_of_uses): Take debug_stmts argument.
8424 Set it if debug stmts are found.
8425 (statement_sink_location): Skip debug stmts. Propagate
8426 moving defs into debug stmts.
8427 * ifcvt.c (first_active_insn): Skip debug insns.
8428 (last_active_insns): Likewise.
8429 (cond_exec_process_insns): Likewise.
8430 (noce_process_if_block): Likewise.
8431 (check_cond_move_block): Likewise.
8432 (cond_move_convert_if_block): Likewise.
8433 (block_jumps_and_fallthru_p): Likewise.
8434 (dead_or_predicable): Likewise.
8435 * dwarf2out.c (debug_str_hash_forced): New.
8436 (find_AT_string): Add comment.
8437 (gen_label_for_indirect_string): New.
8438 (get_debug_string_label): New.
8439 (AT_string_form): Use it.
8440 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
8441 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
8442 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
8443 several operations that cannot be represented with DWARF opcodes.
8444 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
8445 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
8446 (dwarf2out_var_location): Take during-call mark into account.
8447 (output_indirect_string): Update comment. Output if there are
8448 label and references.
8449 (prune_indirect_string): New.
8450 (prune_unused_types): Call it if debug_str_hash_forced.
8451 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
8452 (dw_long_long_const): Remove.
8453 (struct dw_val_struct): Change val_long_long type to rtx.
8454 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
8455 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
8456 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
8457 component instead of HOST_BITS_PER_LONG.
8458 (output_loc_operands): Likewise. For const8* assert
8459 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
8460 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
8461 rather than HOST_BITS_PER_LONG is >= 64.
8462 (add_AT_long_long): Remove val_hi and val_lo arguments, add
8464 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
8465 HOST_BITS_PER_LONG for dw_val_class_long_long.
8466 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
8467 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
8468 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
8470 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
8471 Handle DW_OP_implicit_value.
8472 (extract_int): Move prototype earlier.
8473 (mem_loc_descriptor): For SUBREG punt if inner
8474 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
8475 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
8476 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
8477 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
8478 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
8479 instead of Pmode size.
8480 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
8481 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
8482 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
8483 (concat_loc_descriptor, concatn_loc_descriptor,
8484 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
8485 (add_location_or_const_value_attribute): Likewise. For single
8486 location loc_lists attempt to use add_const_value_attribute
8487 for constant decls. Add DW_AT_const_value even if
8488 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
8490 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
8491 (control_flow_insn_p): Likewise.
8492 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
8493 (separate_decls_in_region_debug_bind): New.
8494 (separate_decls_in_region): Process debug bind stmts afterwards.
8495 * recog.c (verify_changes): Handle debug insns.
8496 (extract_insn): Likewise.
8497 (peephole2_optimize): Skip debug insns.
8498 * dse.c (scan_insn): Skip debug insns.
8499 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
8501 (setup_id_for_insn): Handle debug insns.
8502 (maybe_tidy_empty_bb): Adjust whitespace.
8503 (tidy_control_flow): Skip debug insns.
8504 (sel_remove_insn): Adjust for debug insns.
8505 (sel_estimate_number_of_insns): Skip debug insns.
8506 (create_insn_rtx_from_pattern): Handle debug insns.
8507 (create_copy_of_insn_rtx): Likewise.
8508 * sel-sched-.h (sel_bb_end): Declare.
8509 (sel_bb_empty_or_nop_p): New.
8510 (get_all_loop_exits): Use it.
8511 (_eligible_successor_edge_p): Likewise.
8512 (return_nop_to_pool): Adjust.
8513 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
8514 * ira-lives.c (process_bb_node_lives): Skip debug insns.
8515 * gimple-pretty-print.c (dump_gimple_debug): New.
8516 (dump_gimple_stmt): Use it.
8517 (dump_bb_header): Skip gimple debug stmts.
8518 * regmove.c (optimize_reg_copy_1): Discount debug insns.
8519 (fixup_match_2): Likewise.
8520 (regmove_backward_pass): Likewise. Simplify combined
8521 replacement. Handle debug insns.
8522 * function.c (instantiate_virtual_regs): Handle debug insns.
8523 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
8524 * print-rtl.h: Include cselib.h.
8525 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
8526 * df.h (df_inns_rescan_debug_internal): Declare.
8527 * gcse.c (alloc_hash_table): Estimate n_insns.
8528 (cprop_insn): Don't regard debug insns as changes.
8529 (bypass_conditional_jumps): Skip debug insns.
8530 (one_pre_gcse_pass): Adjust.
8531 (one_code_hoisting_pass): Likewise.
8532 (compute_ld_motion_mems): Skip debug insns.
8533 (one_cprop_pass): Adjust.
8534 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
8535 (if_convertible_stmt_p): Handle debug stmts.
8536 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
8537 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
8538 * ira-build.c (create_bb_allocnos): Skip debug insns.
8539 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
8540 (has_single_use): Likewise.
8541 (single_imm_use): Likewise.
8542 (num_imm_uses): Likewise.
8543 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
8544 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
8545 (create_outofssa_var_map): Likewise.
8546 * lower-subreg.c (adjust_decomposed_uses): New.
8547 (resolve_debug): New.
8548 (decompose_multiword_subregs): Use it.
8549 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
8550 * emit-rtl.c: Include params.h.
8551 (cur_debug_insn_uid): Define.
8552 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
8553 (copy_rtx_if_shared_1): Handle debug insns.
8554 (reset_used_flags): Likewise.
8555 (set_used_flags): LIkewise.
8556 (get_max_insn_count): New.
8557 (next_nondebug_insn): New.
8558 (prev_nondebug_insn): New.
8559 (make_debug_insn_raw): New.
8560 (emit_insn_before_noloc): Handle debug insns.
8561 (emit_jump_insn_before_noloc): Likewise.
8562 (emit_call_insn_before_noloc): Likewise.
8563 (emit_debug_insn_before_noloc): New.
8564 (emit_insn_after_noloc): Handle debug insns.
8565 (emit_jump_insn_after_noloc): Likewise.
8566 (emit_call_insn_after_noloc): Likewise.
8567 (emit_debug_insn_after_noloc): Likewise.
8568 (emit_insn_after): Take loc from earlier non-debug insn.
8569 (emit_jump_insn_after): Likewise.
8570 (emit_call_insn_after): Likewise.
8571 (emit_debug_insn_after_setloc): New.
8572 (emit_debug_insn_after): New.
8573 (emit_insn_before): Take loc from later non-debug insn.
8574 (emit_jump_insn_before): Likewise.
8575 (emit_call_insn_before): Likewise.
8576 (emit_debug_insn_before_setloc): New.
8577 (emit_debug_insn_before): New.
8578 (emit_insn): Handle debug insns.
8579 (emit_debug_insn): New.
8580 (emit_jump_insn): Handle debug insns.
8581 (emit_call_insn): Likewise.
8583 (init_emit): Take min-nondebug-insn-uid into account.
8584 Initialize cur_debug_insn_uid.
8585 (emit_copy_of_insn_after): Handle debug insns.
8586 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
8587 location of single rhs in place.
8588 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
8589 (floor_sdiv_adjust): New.
8590 (cell_sdiv_adjust): New.
8591 (cell_udiv_adjust): New.
8592 (round_sdiv_adjust): New.
8593 (round_udiv_adjust): New.
8594 (wrap_constant): Moved from cselib.
8595 (unwrap_constant): New.
8596 (expand_debug_expr): New.
8597 (expand_debug_locations): New.
8598 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
8600 (gimple_expand_cfg): Expand debug locations.
8601 * cselib.c: Include tree-pass.h.
8602 (struct expand_value_data): New.
8603 (cselib_record_sets_hook): New.
8604 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
8605 (cselib_clear_table): Move, and implemnet in terms of...
8606 (cselib_reset_table_with_next_value): ... this.
8607 (cselib_get_next_unknown_value): New.
8608 (discard_useless_locs): Don't discard preserved values.
8609 (cselib_preserve_value): New.
8610 (cselib_preserved_value_p): New.
8611 (cselib_preserve_definitely): New.
8612 (cselib_clear_preserve): New.
8613 (cselib_preserve_only_values): New.
8614 (new_cselib_val): Take rtx argument. Dump it in details.
8615 (cselib_lookup_mem): Adjust.
8616 (expand_loc): Take regs_active in struct. Adjust. Silence
8617 dumps unless details are requested.
8618 (cselib_expand_value_rtx_cb): New.
8619 (cselib_expand_value_rtx): Rename and reimplment in terms of...
8620 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
8621 without details. Copy more subregs. Try to resolve values
8622 using a callback. Wrap constants.
8623 (cselib_subst_to_values): Adjust.
8624 (cselib_log_lookup): New.
8625 (cselib_lookup): Call it.
8626 (cselib_invalidate_regno): Don't count preserved values as useless.
8627 (cselib_invalidate_mem): Likewise.
8628 (cselib_record_set): Likewise.
8629 (struct set): Renamed to cselib_set, moved to cselib.h.
8630 (cselib_record_sets): Adjust. Call hook.
8631 (cselib_process_insn): Reset table when it would be cleared.
8632 (dump_cselib_val): New.
8633 (dump_cselib_table): New.
8634 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
8635 (remove_forwarder_block): Support moving debug stmts.
8636 * cselib.h (cselib_record_sets_hook): Declare.
8637 (cselib_expand_callback): New type.
8638 (cselib_expand_value_rtx_cb): Declare.
8639 (cselib_reset_table_with_next_value): Declare.
8640 (cselib_get_next_unknown_value): Declare.
8641 (cselib_preserve_value): Declare.
8642 (cselib_preserved_value_p): Declare.
8643 (cselib_preserve_only_values): Declare.
8644 (dump_cselib_table): Declare.
8645 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
8646 (try_crossjump_to_edge): Likewise.
8647 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
8648 dominated blocks when debug stmts are present.
8649 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
8650 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
8651 (set_var_live_on_entry): Likewise.
8652 * loop-invariant.c (find_invariants_bb): Skip debug insns.
8653 * cfglayout.c (curr_location, last_location): Make static.
8654 (set_curr_insn_source_location): Don't avoid bouncing.
8655 (get_curr_insn_source_location): New.
8656 (get_curr_insn_block): New.
8657 (duplicate_insn_chain): Handle debug insns.
8658 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
8660 * common.opt (fcompare-debug): Move to sort order.
8661 (fdump-unnumbered-links): Likewise.
8662 (fvar-tracking-assignments): New.
8663 (fvar-tracking-assignments-toggle): New.
8664 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
8665 because of debug stmts.
8666 (mark_stmt_if_obviously_necessary): Mark debug stmts.
8667 (eliminate_unnecessary_stmts): Walk dominated blocks before
8669 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
8670 * ira.c (memref_used_between_p): Skip debug insns.
8671 (update_equiv_regs): Likewise.
8672 * sched-deps.c (sd_lists_size): Accept empty list.
8673 (sd_init_insn): Mark debug insns.
8674 (sd_finish_insn): Unmark them.
8675 (sd_add_dep): Reject non-debug deps on debug insns.
8676 (fixup_sched_groups): Give debug insns group treatment.
8678 (sched_analyze_reg): Don't mark debug insns for sched before call.
8679 (sched_analyze_2): Handle debug insns.
8680 (sched_analyze_insn): Compute next non-debug insn. Handle debug
8682 (deps_analyze_insn): Handle debug insns.
8683 (deps_start_bb): Skip debug insns.
8684 (init_deps): Initialize last_debug_insn.
8685 * tree-ssa.c (target_for_debug_bind): New.
8686 (find_released_ssa_name): New.
8687 (propagate_var_def_into_debug_stmts): New.
8688 (propagate_defs_into_debug_stmts): New.
8689 (verify_ssa): Skip debug bind stmts without values.
8690 (warn_uninialized_vars): Skip debug stmts.
8691 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
8692 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
8693 (rtx_equal_p): Likewise.
8694 * ira-costs.c (scan_one_insn): Skip debug insns.
8695 (process_bb_node_for_hard_reg_moves): Likewise.
8696 * rtl.h (DEBUG_INSN_P): New.
8697 (NONDEBUG_INSN_P): New.
8698 (MAY_HAVE_DEBUG_INSNS): New.
8699 (INSN_P): Accept debug insns.
8700 (RTX_FRAME_RELATED_P): Likewise.
8701 (INSN_DELETED_P): Likewise
8702 (PAT_VAR_LOCATION_DECL): New.
8703 (PAT_VAR_LOCATION_LOC): New.
8704 (PAT_VAR_OCATION_STATUS): New.
8705 (NOTE_VAR_LOCATION_DECL): Reimplement.
8706 (NOTE_VAR_LOCATION_LOC): Likewise.
8707 (NOTE_VAR_LOCATION_STATUS): Likewise.
8708 (INSN_VAR_LOCATION): New.
8709 (INSN_VAR_LOCATION_DECL): New.
8710 (INSN_VAR_LOCATION_LOC): New.
8711 (INSN_VAR_LOCATION_STATUS): New.
8712 (gen_rtx_UNKNOWN_VAR_LOC): New.
8713 (VAR_LOC_UNKNOWN_P): New.
8714 (NOTE_DURING_CALL_P): New.
8715 (SCHED_GROUP_P): Accept debug insns.
8716 (emit_debug_insn_before): Declare.
8717 (emit_debug_insn_before_noloc): Declare.
8718 (emit_debug_insn_beore_setloc): Declare.
8719 (emit_debug_insn_after): Declare.
8720 (emit_debug_insn_after_noloc): Declare.
8721 (emit_debug_insn_after_setloc): Declare.
8722 (emit_debug_insn): Declare.
8723 (make_debug_insn_raw): Declare.
8724 (prev_nondebug_insn): Declare.
8725 (next_nondebug_insn): Declare.
8726 (delegitimize_mem_from_attrs): Declare.
8727 (get_max_insn_count): Declare.
8728 (wrap_constant): Declare.
8729 (unwrap_constant): Declare.
8730 (get_curr_insn_source_location): Declare.
8731 (get_curr_insn_block): Declare.
8732 * tree-inline.c (insert_debug_decl_map): New.
8733 (processing_debug_stmt): New.
8734 (remap_decl): Don't create new mappings in debug stmts.
8735 (remap_gimple_op_r): Don't add references in debug stmts.
8736 (copy_tree_body_r): Likewise.
8737 (remap_gimple_stmt): Handle debug bind stmts.
8738 (copy_bb): Skip debug stmts.
8739 (copy_edges_for_bb): Likewise.
8740 (copy_debug_stmt): New.
8741 (copy_debug_stmts): New.
8742 (copy_body): Copy debug stmts at the end.
8743 (insert_init_debug_bind): New.
8744 (insert_init_stmt): Take id. Skip and emit debug stmts.
8745 (setup_one_parameter): Remap variable earlier, register debug mapping.
8746 (estimate_num_insns): Skip debug stmts.
8747 (expand_call_inline): Preserve debug_map.
8748 (optimize_inline_calls): Check for no debug_stmts left-overs.
8749 (unsave_expr_now): Preserve debug_map.
8750 (copy_gimple_seq_and_replace_locals): Likewise.
8751 (tree_function_versioning): Check for no debug_stmts left-overs.
8752 Init and destroy debug_map as needed. Split edges unconditionally.
8753 (build_duplicate_type): Init and destroy debug_map as needed.
8754 * tree-inline.h: Include gimple.h instead of pointer-set.h.
8755 (struct copy_body_data): Add debug_stmts and debug_map.
8756 * sched-int.h (struct ready_list): Add n_debug.
8757 (struct deps): Add last_debug_insn.
8758 (DEBUG_INSN_SCHED_P): New.
8759 (BOUNDARY_DEBUG_INSN_P): New.
8760 (SCHEDULE_DEBUG_INSN_P): New.
8761 (sd_iterator_cond): Accept empty list.
8762 * combine.c (create_log_links): Skip debug insns.
8763 (combine_instructions): Likewise.
8764 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
8765 return value is always unshared.
8766 (struct rtx_subst_pair): New.
8767 (auto_adjust_pair): New.
8768 (propagate_for_debug_subst): New.
8769 (propagate_for_debug): New.
8770 (try_combine): Skip debug insns. Propagate removed defs into
8772 (next_nonnote_nondebug_insn): New.
8773 (distribute_notes): Use it. Skip debug insns.
8774 (distribute_links): Skip debug insns.
8775 * tree-outof-ssa.c (set_location_for_edge): Likewise.
8776 * resource.c (mark_target_live_regs): Likewise.
8777 * var-tracking.c: Include cselib.h and target.h.
8778 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
8780 (micro_operation_type_name): New.
8781 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
8782 (struct micro_operation_def): Update comments.
8783 (decl_or_value): New type. Use instead of decls.
8784 (struct emit_note_data_def): Add vars.
8785 (struct attrs_def): Use decl_or_value.
8786 (struct variable_tracking_info_def): Add permp, flooded.
8787 (struct location_chain_def): Update comment.
8788 (struct variable_part_def): Use decl_or_value.
8789 (struct variable_def): Make var_part a variable length array.
8791 (scratch_regs): New.
8792 (cselib_hook_called): New.
8793 (dv_is_decl_p): New.
8794 (dv_is_value_p): New.
8797 (dv_as_opaque): New.
8798 (dv_onepart_p): New.
8800 (IS_DECL_CODE): New.
8801 (check_value_is_not_decl): New.
8802 (dv_from_decl): New.
8803 (dv_from_value): New.
8804 (dv_htab_hash): New.
8805 (variable_htab_hash): Use it.
8806 (variable_htab_eq): Support values.
8807 (variable_htab_free): Free from the right pool.
8808 (attrs_list_member, attrs_list_insert): Use decl_or_value.
8809 (attrs_list_union): Adjust.
8810 (attrs_list_mpdv_union): New.
8811 (tie_break_pointers): New.
8812 (canon_value_cmp): New.
8813 (unshare_variable): Return possibly-modified slot.
8814 (vars_copy_1): Adjust.
8815 (var_reg_decl_set): Adjust. Split out of...
8816 (var_reg_set): ... this.
8817 (get_init_value): Adjust.
8818 (var_reg_delete_and_set): Adjust.
8819 (var_reg_delete): Adjust.
8820 (var_regno_delete): Adjust.
8821 (var_mem_decl_set): Split out of...
8822 (var_mem_set): ... this.
8823 (var_mem_delete_and_set): Adjust.
8824 (var_mem_delete): Adjust.
8828 (variable_union): Adjust. Speed up merge of 1-part vars.
8829 (variable_canonicalize): Use unshared slot.
8830 (VALUED_RECURSED_INTO): New.
8831 (find_loc_in_1pdv): New.
8832 (struct dfset_merge): New.
8833 (insert_into_intersection): New.
8834 (intersect_loc_chains): New.
8836 (canonicalize_loc_order_check): New.
8837 (canonicalize_values_mark): New.
8838 (canonicalize_values_star): New.
8839 (variable_merge_over_cur): New.
8840 (variable_merge_over_src): New.
8841 (dataflow_set_merge): New.
8842 (dataflow_set_equiv_regs): New.
8843 (remove_duplicate_values): New.
8844 (struct dfset_post_merge): New.
8845 (variable_post_merge_new_vals): New.
8846 (variable_post_merge_perm_vals): New.
8847 (dataflow_post_merge_adjust): New.
8848 (find_mem_expr_in_1pdv): New.
8849 (dataflow_set_preserve_mem_locs): New.
8850 (dataflow_set_remove_mem_locs): New.
8851 (dataflow_set_clear_at_call): New.
8852 (onepart_variable_different_p): New.
8853 (variable_different_p): Use it.
8854 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
8855 (track_expr_p): Add need_rtl parameter. Don't generate rtl
8857 (track_loc_p): Pass it true.
8858 (struct count_use_info): New.
8859 (find_use_val): New.
8860 (replace_expr_with_values): New.
8862 (use_type): New, partially split out of...
8863 (count_uses): ... this. Count new micro-ops.
8864 (count_uses_1): Adjust.
8865 (count_stores): Adjust.
8866 (count_with_sets): New.
8867 (VAL_NEEDS_RESOLUTION): New.
8868 (VAL_HOLDS_TRACK_EXPR): New.
8869 (VAL_EXPR_IS_COPIED): New.
8870 (VAL_EXPR_IS_CLOBBERED): New.
8871 (add_uses): Adjust. Generate new micro-ops.
8872 (add_uses_1): Adjust.
8873 (add_stores): Generate new micro-ops.
8874 (add_with_sets): New.
8875 (find_src_status): Adjust.
8876 (find_src_set_src): Adjust.
8877 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
8878 Handle new micro-ops. Canonicalize value equivalances.
8879 (vt_find_locations): Compute total size of hash tables for
8880 dumping. Perform merge for var-tracking-assignments. Don't
8881 disregard single-block loops.
8882 (dump_attrs_list): Handle decl_or_value.
8883 (dump_variable): Take variable. Deal with decl_or_value.
8884 (dump_variable_slot): New.
8885 (dump_vars): Use it.
8886 (dump_dataflow_sets): Adjust.
8887 (set_slot_part): New, extended to support one-part variables
8888 after splitting out of...
8889 (set_variable_part): ... this.
8890 (clobber_slot_part): New, split out of...
8891 (clobber_variable_part): ... this.
8892 (delete_slot_part): New, split out of...
8893 (delete_variable_part): .... this.
8894 (check_wrap_constant): New.
8895 (vt_expand_loc_callback): New.
8896 (vt_expand_loc): New.
8897 (emit_note_insn_var_location): Adjust. Handle values. Handle
8898 EMIT_NOTE_AFTER_CALL_INSN.
8899 (emit_notes_for_differences_1): Adjust. Handle values.
8900 (emit_notes_for_differences_2): Likewise.
8901 (emit_notes_for_differences): Adjust.
8902 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
8903 Adjust. Handle new micro-ops.
8904 (vt_add_function_parameters): Adjust. Create and bind values.
8905 (vt_initialize): Adjust. Initialize scratch_regs and
8906 valvar_pool, flooded and perm.. Initialize and use cselib. Log
8907 operations. Move some code to count_with_sets and add_with_sets.
8908 (delete_debug_insns): New.
8909 (vt_debug_insns_local): New.
8910 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
8912 (var_tracking_main): If var-tracking-assignments is enabled
8913 but var-tracking isn't, delete debug insns and leave. Likewise
8914 if we exceed limits or fail the stack adjustments tests, and
8915 after all var-tracking processing.
8916 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
8917 (dataflow_set): Add traversed_vars.
8918 (value_chain, const_value_chain): New typedefs.
8919 (value_chain_pool, value_chains): New variables.
8920 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
8921 add_value_chains, add_cselib_value_chains, remove_value_chain,
8922 remove_value_chains, remove_cselib_value_chains): New functions.
8923 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
8924 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
8926 (shared_hash_find_slot_unshare, shared_hash_find_slot,
8927 shared_hash_find_slot_noinsert, shared_hash_find): Update.
8928 (dst_can_be_shared): New variable.
8929 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
8930 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
8931 different from set->vars, look up slot again instead of using the
8933 (dataflow_set_init): Initialize traversed_vars.
8934 (variable_union): Use shared_hash_*. Use initially NO_INSERT
8935 lookup if set->vars is shared. Don't keep slot cleared before
8936 calling unshare_variable. Unshare set->vars if needed. Adjust
8937 unshare_variable callers. Clear dst_can_be_shared if needed.
8938 Even ->refcount == 1 vars must be unshared if set->vars is shared
8939 and var needs to be modified.
8940 (dataflow_set_union): Set traversed_vars during canonicalization.
8941 (VALUE_CHANGED, DECL_CHANGED): Define.
8942 (set_dv_changed, dv_changed_p): New static inlines.
8943 (track_expr_p): Clear DECL_CHANGED.
8944 (dump_dataflow_sets): Set it.
8945 (variable_was_changed): Call set_dv_changed.
8946 (emit_note_insn_var_location): Likewise.
8947 (changed_variables_stack): New variable.
8948 (check_changed_vars_1, check_changed_vars_2): New functions.
8949 (emit_notes_for_changes): Do nothing if changed_variables is
8950 empty. Traverse changed_variables with check_changed_vars_1,
8951 call check_changed_vars_2 on each changed_variables_stack entry.
8952 (emit_notes_in_bb): Add SET argument. Just clear it at the
8953 beginning, use it instead of local &set, don't destroy it at the end.
8954 (vt_emit_notes): Call dataflow_set_clear early on all
8955 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
8956 computed set, dataflow_set_clear also VTI(bb)->in when we are
8957 done with the basic block. Initialize changed_variables_stack,
8958 free it afterwards. If ENABLE_CHECKING verify that after noting
8959 differences to an empty set value_chains hash table is empty.
8960 (vt_initialize): Initialize value_chains and value_chain_pool.
8961 (vt_finalize): Delete value_chains htab, free value_chain_pool.
8962 (variable_tracking_main): Call dump_dataflow_sets before calling
8963 vt_emit_notes, not after it.
8964 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
8965 (propagate_var_def_into_debug_stmts): Declare.
8966 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
8967 (df_set_note): Reject debug insns.
8968 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
8969 add notes to debug insns.
8970 (df_note_bb_compute): Adjust. Likewise.
8971 (df_simulate_uses): Skip debug insns.
8972 (df_simulate_initialize_backwards): Likewise.
8973 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
8974 (subst_stack_regs_pat): Reject debug insns.
8975 (convert_regs_1): Handle debug insns.
8976 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
8977 (print-rtl.o): Depend on cselib.h.
8978 (cselib.o): Depend on TREE_PASS_H.
8979 (var-tracking.o): Depend on cselib.h and TARGET_H.
8980 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
8981 (init_ready_list): Skip boundary debug insns.
8982 (add_branch_dependences): Skip debug insns.
8983 (free_block_dependencies): Check for blocks with only debug insns.
8984 (compute_priorities): Likewise.
8985 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
8986 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
8988 (gimple_build_debug_bind_stat): New.
8989 (empty_body_p): Skip debug stmts.
8990 (gimple_has_side_effects): Likewise.
8991 (gimple_rhs_has_side_effects): Likewise.
8992 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
8993 (gimple_build_debug_bind_stat): Declare.
8994 (gimple_build_debug_bind): Define.
8995 (is_gimple_debug): New.
8996 (gimple_debug_bind_p): New.
8997 (gimple_debug_bind_get_var): New.
8998 (gimple_debug_bind_get_value): New.
8999 (gimple_debug_bind_get_value_ptr): New.
9000 (gimple_debug_bind_set_var): New.
9001 (gimple_debug_bind_set_value): New.
9002 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
9003 (gimple_debug_bind_reset_value): New.
9004 (gimple_debug_bind_has_value_p): New.
9005 (gsi_next_nondebug): New.
9006 (gsi_prev_nondebug): New.
9007 (gsi_start_nondebug_bb): New.
9008 (gsi_last_nondebug_bb): New.
9009 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
9010 (print_insn): Handle DEBUG_INSN.
9011 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
9012 of first insn prevail.
9013 (first_stmt): Skip debug stmts.
9014 (first_non_label_stmt): Likewise.
9015 (last_stmt): Likewise.
9016 (has_zero_uses_1): New.
9017 (single_imm_use_1): New.
9018 (verify_gimple_debug): New.
9019 (verify_types_in_gimple_stmt): Handle debug stmts.
9020 (verify_stmt): Likewise.
9021 (debug_loop_num): Skip debug stmts.
9022 (remove_edge_and_dominated_blocks): Remove dominators last.
9023 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
9024 (linearize_expr): Likewise.
9025 * config/i386/i386.c (ix86_delegitimize_address): Call
9026 default implementation.
9027 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
9028 (group_barrier_needed): Skip debug insns.
9029 (emit_insn_group_barriers): Likewise.
9030 (emit_all_insn_group_barriers): Likewise.
9031 (ia64_variable_issue): Handle debug insns.
9032 (ia64_dfa_new_cycle): Likewise.
9033 (final_emit_insn_group_barriers): Skip debug insns.
9034 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
9035 def cfa without frame.
9036 (process_set): Likewise.
9037 (process_for_unwind_directive): Pass frame on.
9038 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
9039 (rs6000_delegitimize_address): New.
9040 (rs6000_debug_adjust_cost): Handle debug insns.
9041 (is_microcoded_insn): Likewise.
9042 (is_cracked_insn): Likewise.
9043 (is_nonpipeline_insn): Likewise.
9044 (insn_must_be_first_in_group): Likewise.
9045 (insn_must_be_last_in_group): Likewise.
9046 (force_new_group): Likewise.
9047 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
9048 contains only debug insns.
9049 (rtl_merge_blocks): Skip debug insns.
9050 (purge_dead_edges): Likewise.
9051 (rtl_block_ends_with_call_p): Skip debug insns.
9052 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
9053 (mark_reg_dependencies): Skip debug insns.
9054 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
9055 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
9056 * tree-ssa-threadedge.c
9057 (record_temporary_equivalences_from_stmts): Skip debug stmts.
9058 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
9059 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
9060 (copyprop_hardreg_forward_1): Handle debug insns.
9061 * reload1.c (reload): Skip debug insns. Replace unassigned
9062 pseudos in debug insns with their equivalences.
9063 (eliminate_regs_in_insn): Skip debug insns.
9064 (emit_input_reload_insns): Skip debug insns at first, adjust
9066 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
9067 (get_indirect_ref_operands): Pass opf_no_vops on.
9068 (get_expr_operands): Likewise. Skip debug stmts.
9069 (parse_ssa_operands): Scan debug insns with opf_no_vops.
9071 2009-09-01 Richard Henderson <rth@redhat.com>
9073 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
9074 stmt_ends_pp_p statements at least once.
9075 * tree-vrp.c (vrp_initialize): Likewise.
9076 (vrp_visit_stmt): Be prepared for non-interesting stmts.
9078 2009-09-01 Dodji Seketeli <dodji@redhat.com>
9081 Fix AIX bootstrap after PR debug/30161
9082 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
9083 that is a GNU extension.
9084 (tmpl_value_parm_die_table): Move the definition of this global
9085 outside #ifdef DWARF2_DEBUGGING_INFO region.
9087 2009-09-01 Richard Guenther <rguenther@suse.de>
9089 * tree.c (tree_expr_size): New function.
9090 * tree.h (tree_expr_size): Declare.
9091 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
9092 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
9093 * langhooks.c (lhd_expr_size): Remove.
9094 * langhooks.h (struct lang_hooks): Remove expr_size.
9095 * explow.c (expr_size): Use tree_expr_size.
9096 (int_expr_size): Likewise.
9097 * langhooks-def.h (lhd_expr_size): Remove.
9098 (LANG_HOOKS_EXPR_SIZE): Likewise.
9099 (LANG_HOOKS_INITIALIZER): Adjust.
9101 2009-09-01 Richard Guenther <rguenther@suse.de>
9103 * tree-flow.h (mark_addressable): Move declaration ...
9104 * tree.h (mark_addressable): ... here.
9105 * stmt.c (expand_asm_operands): Use mark_addressable, not
9106 lang_hooks.mark_addressable.
9107 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
9108 LANG_HOOKS_MARK_ADDRESSABLE.
9109 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
9110 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
9112 2009-08-31 Chris Demetriou <cgd@google.com>
9114 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
9115 vectorize if not TARGET_SSE2.
9117 2009-08-31 DJ Delorie <dj@redhat.com>
9119 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
9120 registers if no coprocessor is enabled.
9122 2009-08-31 Dodji Seketeli <dodji@redhat.com>
9125 * cgraph.h (cgraph_get_node): Declare ...
9126 * cgraph.c (cgraph_get_node): ... new function.
9127 * dwarf2out.c (gen_generic_params_dies,
9128 generic_parameter_die, tree_add_const_value_attribute_for_decl,
9129 make_ith_pack_parameter_name,
9130 append_entry_to_tmpl_value_parm_die_table,
9131 gen_remaining_tmpl_value_param_die_attribute): New functions.
9132 (gen_subprogram_die): Generate debug info for template parameters
9133 if debug info level is higher than DINFO_LEVEL_TERSE.
9134 Use tree_add_const_value_attribute_for_decl instead of
9135 tree_add_const_value_attribute.
9136 (gen_const_die): Use tree_add_const_value_attribute_for_decl
9137 instead of tree_add_const_value_attribute.
9138 (gen_struct_or_union_type_die): Generate debug
9139 info for template parameters if debug info level is higher than
9141 (tree_add_const_value_attribute): Handle integral and pointer
9142 constants. Update comment.
9143 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
9144 (dwarf_attr_name): Support DW_AT_GNU_template_name.
9145 (reference_to_unused): Fix thinko. Remove redundant predicates from
9147 (tree_add_const_value_attribute): Make this work for constant
9149 tree_add_const_value_attribute_for_decl is to be used for variable
9151 (add_location_or_const_value_attribute): Use
9152 tree_add_const_value_attribute_for_decl now.
9153 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
9154 DW_TAG_template_value_param DIEs after function DIEs have been
9156 * langhooks.h (lang_hooks_for_types): Add
9157 get_argument_pack_elems.
9158 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
9159 (lang_hooks): Added get_innermost_generic_parms,
9160 get_innermost_generic_args.
9161 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
9162 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
9163 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
9164 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
9166 2009-08-31 DJ Delorie <dj@redhat.com>
9168 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
9169 it once we start generating the prologue or epilogue.
9170 (mep_call_saves_register): If the frame is locked, re-use
9172 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
9173 (mep_expand_prologue): Call it.
9174 (mep_expand_epilogue): Likewise.
9175 (mep_start_function): Use the same logic as mep_expand_prologue.
9176 (mep_pass_by_reference): Make logic more readable.
9177 (mep_return_in_memory): Zero-sized objects are passed in memory.
9178 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
9180 2009-08-31 Richard Guenther <rguenther@suse.de>
9182 * builtins.c (fold_builtin_memory_op): Use the alias oracle
9183 to query if the memory regions for memmove overlap.
9184 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
9185 asserts on pointers, instead deal with odd trees.
9186 (ptr_derefs_may_alias_p): Likewise.
9187 (refs_may_alias_p_1): Constructor bases also never alias.
9189 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
9191 * doc/install.texi (Final install): Adjust reference on where to
9192 order printed manuals.
9194 2009-08-30 Olivier Hainque <hainque@adacore.com>
9196 * dwarf2out.c (switch_to_frame_table_section): Move
9197 definition prior to first use.
9199 2009-08-30 Richard Guenther <rguenther@suse.de>
9201 PR tree-optimization/41186
9202 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
9203 (ao_ref_init_from_ptr_and_size): New function.
9204 (ref_maybe_used_by_call_p_1): Be more precise tracking
9205 used ranges for builtin functions.
9206 (ref_maybe_used_by_call_p): Adjust.
9207 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
9208 ranges for builtin functions.
9209 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
9211 2009-08-30 Alan Modra <amodra@bigpond.net.au>
9214 * fwprop.c (get_reg_use_in): Delete.
9215 (free_load_extend): New function.
9216 (forward_propagate_subreg): Use it.
9218 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
9220 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
9222 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
9225 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
9228 2009-08-29 Douglas B Rupp <rupp@gnat.com>
9230 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
9231 fini or fini_array section.
9233 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9235 * graphite-dependences.c (graphite_legal_transform_bb): Call
9236 pbb_remove_duplicate_pdrs.
9237 * graphite-poly.c (can_collapse_pdr): Removed.
9238 (pdr_find_duplicate): Removed.
9239 (can_collapse_pdrs): New.
9240 (pbb_remove_duplicate_pdrs): New.
9241 (new_poly_dr): Do not look for duplicates.
9242 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
9243 (PBB_PDR_DUPLICATES_REMOVED): New.
9244 (pbb_remove_duplicate_pdrs): Declared.
9246 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9248 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
9249 the strides by multiplying by PDR_NB_REFS.
9250 * graphite-poly.c (can_collapse_pdr): New.
9251 (pdr_find_duplicate): New.
9252 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
9253 Initialize PDR_NB_REFS.
9254 * graphite-poly.h (struct poly_dr): Add field nb_refs.
9256 (new_poly_dr): Number of subscripts is a graphite_dim_t.
9258 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9261 * graphite-poly.c (apply_poly_transforms): Remove legality test before
9264 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9266 * graphite-dependences.c (pddr_original_scattering): Return NULL
9267 for read-read dependence relations.
9268 * graphite-poly.h (enum poly_dr_type): Fix comment.
9271 (pdr_may_write_p): New.
9273 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9275 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
9276 (struct poly_dr): Same.
9277 (new_poly_dr): Same.
9278 * graphite-poly.c (new_poly_dr): Same.
9279 * graphite-dependences.c (dot_deps): Disable call to system.
9281 2009-08-28 Cary Coutant <ccoutant@google.com>
9284 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
9285 struct/union/enum types local to a function.
9287 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
9288 Sebastian Pop <sebastian.pop@amd.com>
9290 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
9291 pbb_strip_mine_time_depth. Changed the implementation so that
9292 transformation is expressed as a transformation on
9293 time (scatttering) dimensions. Also, ensures that the 2d+1
9294 scheduling format is preserved.
9295 (pbb_strip_mine_profitable_p): Profitability is based on the
9296 iteration number of a given time (scattering) dimension,
9297 and not on a original loop depth dimension.
9298 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
9299 (pbb_do_strip_mine): Call psct_dynamic_dim.
9300 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
9301 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
9302 (pbb_nb_dynamic_scattering_transform): New.
9303 (psct_dynamic_dim): New.
9305 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
9307 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
9308 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
9309 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
9310 * graphite-interchange.c (build_linearized_memory_access): Same.
9311 (memory_stride_in_loop): Same.
9313 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9315 * graphite-dependences.c (pddr_original_scattering): New.
9316 (graphite_legal_transform_dr): Call pddr_original_scattering.
9319 * graphite-dependences.h (dot_deps): Declared.
9320 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
9321 (print_pdr): Print PDR_ID.
9322 * graphite-poly.h (struct poly_dr): Add field id.
9325 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
9327 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9329 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
9330 not delete the original dependence relation.
9332 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9334 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
9335 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
9336 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
9337 (free_poly_ddr): New.
9338 (pddr_is_empty): New.
9339 (dependence_polyhedron_1): Now returns a poly_ddr_p.
9340 (dependence_polyhedron): Same. Remove useless gcc_assert.
9342 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
9343 (graphite_carried_dependence_level_k): Call pddr_is_empty.
9344 * graphite-dependences.h (enum poly_dependence_kind): New.
9345 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
9346 (PDRP_SOURCE): Renamed PDDR_SOURCE.
9347 (PDRP_SINK): Renamed PDDR_SINK.
9348 (PDRP_DDP): Renamed PDDR_DDP.
9350 (free_poly_ddr): Declared.
9351 * graphite-poly.c (new_scop): Use the new hash function names.
9352 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
9353 into original_pddrs.
9354 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
9356 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9358 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
9359 bounds with LT_EXPR to make niter analysis more precise on code
9360 generated by Graphite.
9362 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9364 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
9365 (graphite_legal_transform_bb): Same.
9366 (poly_drs_may_alias_p): Same.
9368 2009-08-28 Richard Guenther <rguenther@suse.de>
9370 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
9372 2009-08-28 Jan Beulich <jbeulich@novell.com>
9374 * config/i386/netware.c: Include langhooks.h.
9375 (i386_nlm_encode_section_info): Simplify.
9376 (netware_override_options): Delete.
9377 * config/i386/netware.h (netware_override_options): Delete
9379 (OVERRIDE_OPTIONS): Delete definition.
9380 (SUBTARGET_OVERRIDE_OPTIONS): Define.
9381 (ASM_COMMENT_START): Define.
9382 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
9384 2009-08-28 Jan Beulich <jbeulich@novell.com>
9386 * configure.ac: For in-tree ld, do a plain version check to
9387 determine whether comdat groups are supported.
9388 * configure: Regenerate.
9390 2009-08-28 Olivier Hainque <hainque@adacore.com>
9392 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
9393 always defined. Reflect definition or absence of such for
9394 COLLECT_EXPORT_LIST. Readability helper.
9395 (scanfilter): New enum, to help control what symbols
9396 are to be considered or ignored by scan_prog_file.
9397 (enum pass): Rename as "scanpass", moved together with scanfilter
9398 prior to scan_prog_file's prototype.
9399 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
9400 Group prototype with the scanpass/scanfilter definitions, factorize
9401 head comments for the several implementations at the prototype.
9402 (main): Reorganize the first pass link control to let AIX
9403 drag only the needed frame tables in executables. Prevent
9404 frame tables collection during the scan aimed at static ctors.
9405 Pre-link and scan for frame tables later to compensate.
9406 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
9407 A C statement to issue assembly directives that create a reference
9408 to the given DWARF table identifier label from the current function
9410 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
9411 to differentiate first time section entry. Only emit a .data
9412 tables start identifier label the first time around.
9413 (switch_to_frame_table_section): New function. Helper for
9414 output_call_frame_info to switch possibly BACK into the eh_frame
9415 or the debug_frame section depending on FOR_EH.
9416 (output_call_frame_info): Use helper to first enter the proper
9418 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
9419 emit a link to the frame table start label from each function
9421 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
9422 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
9423 * config/rs6000/rs6000-protos.h: Declare it.
9424 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
9426 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
9428 * config/sh/sh.c (split_branches): Check the result of
9431 2009-08-27 Steve Ellcey <sje@cup.hp.com>
9433 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
9434 using -pthread -fopenmp
9436 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
9438 * doc/service.texi (service directory): Update URL.
9440 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
9442 PR rtl-optimization/40861
9443 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
9444 extract word from a multi-word subreg for negative byte positions.
9446 2009-08-27 Tristan Gingold <gingold@adacore.com>
9447 Douglas B Rupp <rupp@gnat.com>
9449 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
9450 (SECTION_VMS_OVERLAY): Define.
9451 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
9453 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
9455 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
9456 common_object declarations.
9457 (ia64_section_type_flags): Set section flag for common_object.
9458 * config/ia64/ia64-protos.h
9459 (ia64_vms_output_aligned_decl_common): Declare.
9460 (ia64_vms_elf_asm_named_section): Declare.
9462 2009-08-27 Michael Matz <matz@suse.de>
9464 * expr.c (expand_expr_real_2): New function taking exploded
9465 unary or binary expression, split out from ...
9466 (expand_expr_real_1): ... here. Move over all unary/binary
9467 switch parts to above function, in particular these codes:
9468 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
9469 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
9470 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
9471 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
9472 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
9473 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
9474 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
9475 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
9476 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
9477 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
9478 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
9479 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
9480 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
9481 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
9482 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
9483 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
9484 VEC_PACK_FIX_TRUNC_EXPR.
9485 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
9488 2009-08-27 Richard Guenther <rguenther@suse.de>
9490 * gengtype.c (main): Handle uint64_t.
9491 * ipa-utils.c (get_base_var): Indent properly.
9492 * tree-ssa-live.c (debug_scope_block): New function.
9493 * tree-flow.h (debug_scope_block): Declare.
9494 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
9495 * basic-block.h (enum profile_status): Rename to
9496 enum profile_status_d.
9497 (x_profile_status): Adjust type.
9499 2009-08-27 Dodji Seketeli <dodji@redhat.com>
9502 * dwarf2out.c (get_context_die): Declare this static function.
9503 (gen_type_die_with_usage): Make sure a DIE is a generated for
9504 the context of a typedef.
9506 2009-08-26 Anatoly Sokolov <aesok@post.ru>
9508 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
9511 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
9513 * config/mips/mips-protos.h (mips_output_sync): Declare.
9514 (mips_sync_loop_insns): Likewise.
9515 (mips_output_sync_loop): Replace first two parameters with an rtx.
9516 * config/mips/mips.c (mips_multi_member): New structure.
9517 (mips_multi_members): New variable.
9518 (mips_multi_start): New function.
9519 (mips_multi_add): Likewise.
9520 (mips_multi_add_insn): Likewise.
9521 (mips_multi_add_label): Likewise.
9522 (mips_multi_last_index): Likewise.
9523 (mips_multi_copy_insn): Likewise.
9524 (mips_multi_set_operand): Likewise.
9525 (mips_multi_write): Likewise.
9526 (mips_print_operand_punctuation): Remove '%|' and '%-'.
9527 (mips_init_print_operand_punct): Update accordingly.
9528 (mips_start_ll_sc_sync_block): New function.
9529 (mips_end_ll_sc_sync_block): Likewise.
9530 (mips_output_sync): Likewise.
9531 (mips_sync_insn1_template): Likewise.
9532 (mips_sync_insn2_template): Likewise.
9533 (mips_get_sync_operand): Likewise.
9534 (mips_process_sync_loop): Likewise.
9535 (mips_output_sync_loop): Use mips_process_sync_loop.
9536 (mips_sync_loop_insns): New function.
9537 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
9538 (MIPS_COMPARE_AND_SWAP_12): Likewise.
9539 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
9540 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
9541 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
9542 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
9543 (MIPS_SYNC_OLD_OP_12): Likewise.
9544 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
9545 (MIPS_SYNC_NEW_OP_12): Likewise.
9546 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
9547 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
9548 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
9549 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
9550 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
9551 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
9552 * config/mips/mips.md (sync_mem): New attribute.
9553 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
9554 (sync_exclusive_mask, sync_required_oldval): Likewise.
9555 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
9556 (sync_release_barrier): Likewise.
9557 (length): Handle sync loops.
9558 (sync): Use mips_output_sync.
9559 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
9560 (sync_compare_and_swap<mode>): Set the new sync_* attributes
9561 and use mips_output_sync_loop.
9562 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
9563 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
9564 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
9565 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
9566 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
9567 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
9568 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
9569 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
9570 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
9572 2009-08-26 Richard Guenther <rguenther@suse.de>
9575 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
9576 the types to not match.
9577 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
9579 * tree-ssa.c (useless_type_conversion_p): Conversions to
9580 pointers to unprototyped functions are useless.
9582 2009-08-26 Richard Guenther <rguenther@suse.de>
9584 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
9585 whole-program condition, prepare to be called for non-globals.
9586 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
9587 params build a representative with known type and track its fields.
9589 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
9591 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
9592 clearing by a taken branch.
9593 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
9594 effectively after bbro pass.
9595 (sync_nand<mode>): Ditto.
9596 (sync_old_<fetchop_name><mode>): Ditto.
9597 (sync_old_nand<mode>): Ditto.
9598 (sync_new_<fetchop_name><mode>): Dito.
9599 (sync_new_nand<mode>): Ditto.
9600 (sync_compare_and_swap<mode>_1): Ditto.
9601 (*sync_compare_and_swap<mode>): Ditto.
9602 (sync_lock_test_and_set<mode>_1): Ditto.
9603 ("sync_lock_test_and_set<mode>): Ditto.
9605 2009-08-25 Douglas B Rupp <rupp@gnat.com>
9607 * hwint.h (HOST_LONG_FORMAT): New macro
9608 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
9609 Use HOST_PTR_PRINTF.
9610 * system.h (HOST_PTR_PRINTF): Resurrect old macro
9611 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
9612 (HOST_PTR_PRINTF): Document.
9614 2009-08-25 Jan Hubicka <jh@suse.cz>
9616 * config/i386/bmmintrin.h: Replace by #error.
9619 Michael Meissner <michael.meissner@amd.com>
9620 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9621 Tony Linthicum <tony.linthicum@amd.com>
9623 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
9624 (TARGET_ROUND): New macro for the round/ptest instructions which
9625 are shared between SSE4.1 and SSE5.
9626 (OPTION_MASK_ISA_ROUND): Ditto.
9627 (OPTION_ISA_ROUND): Ditto.
9628 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
9629 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
9631 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
9632 (-mfused-madd): New switch to give users control over whether the
9633 compiler optimizes to use the multiply/add SSE5 instructions.
9635 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
9636 (ix86_handle_option): Turn off 3dnow if -msse5.
9637 (override_options): Add SSE5 support.
9638 (print_operand): %Y prints comparison codes for SSE5 com/pcom
9640 (ix86_expand_sse_movcc): Add SSE5 support.
9641 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
9642 vector type to the next largest size.
9643 (ix86_expand_sse5_pack): New function to use pperm to pack a
9644 vector type to the next smallest size.
9645 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
9646 (IX86_BUILTIN_FMADDSD): Ditto.
9647 (IX86_BUILTIN_FMADDPS): Ditto.
9648 (IX86_BUILTIN_FMADDPD): Ditto.
9649 (IX86_BUILTIN_FMSUBSS): Ditto.
9650 (IX86_BUILTIN_FMSUBSD): Ditto.
9651 (IX86_BUILTIN_FMSUBPS): Ditto.
9652 (IX86_BUILTIN_FMSUBPD): Ditto.
9653 (IX86_BUILTIN_FNMADDSS): Ditto.
9654 (IX86_BUILTIN_FNMADDSD): Ditto.
9655 (IX86_BUILTIN_FNMADDPS): Ditto.
9656 (IX86_BUILTIN_FNMADDPD): Ditto.
9657 (IX86_BUILTIN_FNMSUBSS): Ditto.
9658 (IX86_BUILTIN_FNMSUBSD): Ditto.
9659 (IX86_BUILTIN_FNMSUBPS): Ditto.
9660 (IX86_BUILTIN_FNMSUBPD): Ditto.
9661 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
9662 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
9663 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
9664 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
9665 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
9666 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
9667 (IX86_BUILTIN_PPERM): Ditto.
9668 (IX86_BUILTIN_PERMPS): Ditto.
9669 (IX86_BUILTIN_PERMPD): Ditto.
9670 (IX86_BUILTIN_PMACSSWW): Ditto.
9671 (IX86_BUILTIN_PMACSWW): Ditto.
9672 (IX86_BUILTIN_PMACSSWD): Ditto.
9673 (IX86_BUILTIN_PMACSWD): Ditto.
9674 (IX86_BUILTIN_PMACSSDD): Ditto.
9675 (IX86_BUILTIN_PMACSDD): Ditto.
9676 (IX86_BUILTIN_PMACSSDQL): Ditto.
9677 (IX86_BUILTIN_PMACSSDQH): Ditto.
9678 (IX86_BUILTIN_PMACSDQL): Ditto.
9679 (IX86_BUILTIN_PMACSDQH): Ditto.
9680 (IX86_BUILTIN_PMADCSSWD): Ditto.
9681 (IX86_BUILTIN_PMADCSWD): Ditto.
9682 (IX86_BUILTIN_PHADDBW): Ditto.
9683 (IX86_BUILTIN_PHADDBD): Ditto.
9684 (IX86_BUILTIN_PHADDBQ): Ditto.
9685 (IX86_BUILTIN_PHADDWD): Ditto.
9686 (IX86_BUILTIN_PHADDWQ): Ditto.
9687 (IX86_BUILTIN_PHADDDQ): Ditto.
9688 (IX86_BUILTIN_PHADDUBW): Ditto.
9689 (IX86_BUILTIN_PHADDUBD): Ditto.
9690 (IX86_BUILTIN_PHADDUBQ): Ditto.
9691 (IX86_BUILTIN_PHADDUWD): Ditto.
9692 (IX86_BUILTIN_PHADDUWQ): Ditto.
9693 (IX86_BUILTIN_PHADDUDQ): Ditto.
9694 (IX86_BUILTIN_PHSUBBW): Ditto.
9695 (IX86_BUILTIN_PHSUBWD): Ditto.
9696 (IX86_BUILTIN_PHSUBDQ): Ditto.
9697 (IX86_BUILTIN_PROTB): Ditto.
9698 (IX86_BUILTIN_PROTW): Ditto.
9699 (IX86_BUILTIN_PROTD): Ditto.
9700 (IX86_BUILTIN_PROTQ): Ditto.
9701 (IX86_BUILTIN_PROTB_IMM): Ditto.
9702 (IX86_BUILTIN_PROTW_IMM): Ditto.
9703 (IX86_BUILTIN_PROTD_IMM): Ditto.
9704 (IX86_BUILTIN_PROTQ_IMM): Ditto.
9705 (IX86_BUILTIN_PSHLB): Ditto.
9706 (IX86_BUILTIN_PSHLW): Ditto.
9707 (IX86_BUILTIN_PSHLD): Ditto.
9708 (IX86_BUILTIN_PSHLQ): Ditto.
9709 (IX86_BUILTIN_PSHAB): Ditto.
9710 (IX86_BUILTIN_PSHAW): Ditto.
9711 (IX86_BUILTIN_PSHAD): Ditto.
9712 (IX86_BUILTIN_PSHAQ): Ditto.
9713 (IX86_BUILTIN_FRCZSS): Ditto.
9714 (IX86_BUILTIN_FRCZSD): Ditto.
9715 (IX86_BUILTIN_FRCZPS): Ditto.
9716 (IX86_BUILTIN_FRCZPD): Ditto.
9717 (IX86_BUILTIN_CVTPH2PS): Ditto.
9718 (IX86_BUILTIN_CVTPS2PH): Ditto.
9719 (IX86_BUILTIN_COMEQSS): Ditto.
9720 (IX86_BUILTIN_COMNESS): Ditto.
9721 (IX86_BUILTIN_COMLTSS): Ditto.
9722 (IX86_BUILTIN_COMLESS): Ditto.
9723 (IX86_BUILTIN_COMGTSS): Ditto.
9724 (IX86_BUILTIN_COMGESS): Ditto.
9725 (IX86_BUILTIN_COMUEQSS): Ditto.
9726 (IX86_BUILTIN_COMUNESS): Ditto.
9727 (IX86_BUILTIN_COMULTSS): Ditto.
9728 (IX86_BUILTIN_COMULESS): Ditto.
9729 (IX86_BUILTIN_COMUGTSS): Ditto.
9730 (IX86_BUILTIN_COMUGESS): Ditto.
9731 (IX86_BUILTIN_COMORDSS): Ditto.
9732 (IX86_BUILTIN_COMUNORDSS): Ditto.
9733 (IX86_BUILTIN_COMFALSESS): Ditto.
9734 (IX86_BUILTIN_COMTRUESS): Ditto.
9735 (IX86_BUILTIN_COMEQSD): Ditto.
9736 (IX86_BUILTIN_COMNESD): Ditto.
9737 (IX86_BUILTIN_COMLTSD): Ditto.
9738 (IX86_BUILTIN_COMLESD): Ditto.
9739 (IX86_BUILTIN_COMGTSD): Ditto.
9740 (IX86_BUILTIN_COMGESD): Ditto.
9741 (IX86_BUILTIN_COMUEQSD): Ditto.
9742 (IX86_BUILTIN_COMUNESD): Ditto.
9743 (IX86_BUILTIN_COMULTSD): Ditto.
9744 (IX86_BUILTIN_COMULESD): Ditto.
9745 (IX86_BUILTIN_COMUGTSD): Ditto.
9746 (IX86_BUILTIN_COMUGESD): Ditto.
9747 (IX86_BUILTIN_COMORDSD): Ditto.
9748 (IX86_BUILTIN_COMUNORDSD): Ditto.
9749 (IX86_BUILTIN_COMFALSESD): Ditto.
9750 (IX86_BUILTIN_COMTRUESD): Ditto.
9751 (IX86_BUILTIN_COMEQPS): Ditto.
9752 (IX86_BUILTIN_COMNEPS): Ditto.
9753 (IX86_BUILTIN_COMLTPS): Ditto.
9754 (IX86_BUILTIN_COMLEPS): Ditto.
9755 (IX86_BUILTIN_COMGTPS): Ditto.
9756 (IX86_BUILTIN_COMGEPS): Ditto.
9757 (IX86_BUILTIN_COMUEQPS): Ditto.
9758 (IX86_BUILTIN_COMUNEPS): Ditto.
9759 (IX86_BUILTIN_COMULTPS): Ditto.
9760 (IX86_BUILTIN_COMULEPS): Ditto.
9761 (IX86_BUILTIN_COMUGTPS): Ditto.
9762 (IX86_BUILTIN_COMUGEPS): Ditto.
9763 (IX86_BUILTIN_COMORDPS): Ditto.
9764 (IX86_BUILTIN_COMUNORDPS): Ditto.
9765 (IX86_BUILTIN_COMFALSEPS): Ditto.
9766 (IX86_BUILTIN_COMTRUEPS): Ditto.
9767 (IX86_BUILTIN_COMEQPD): Ditto.
9768 (IX86_BUILTIN_COMNEPD): Ditto.
9769 (IX86_BUILTIN_COMLTPD): Ditto.
9770 (IX86_BUILTIN_COMLEPD): Ditto.
9771 (IX86_BUILTIN_COMGTPD): Ditto.
9772 (IX86_BUILTIN_COMGEPD): Ditto.
9773 (IX86_BUILTIN_COMUEQPD): Ditto.
9774 (IX86_BUILTIN_COMUNEPD): Ditto.
9775 (IX86_BUILTIN_COMULTPD): Ditto.
9776 (IX86_BUILTIN_COMULEPD): Ditto.
9777 (IX86_BUILTIN_COMUGTPD): Ditto.
9778 (IX86_BUILTIN_COMUGEPD): Ditto.
9779 (IX86_BUILTIN_COMORDPD): Ditto.
9780 (IX86_BUILTIN_COMUNORDPD): Ditto.
9781 (IX86_BUILTIN_COMFALSEPD): Ditto.
9782 (IX86_BUILTIN_COMTRUEPD): Ditto.
9783 (IX86_BUILTIN_PCOMEQUB): Ditto.
9784 (IX86_BUILTIN_PCOMNEUB): Ditto.
9785 (IX86_BUILTIN_PCOMLTUB): Ditto.
9786 (IX86_BUILTIN_PCOMLEUB): Ditto.
9787 (IX86_BUILTIN_PCOMGTUB): Ditto.
9788 (IX86_BUILTIN_PCOMGEUB): Ditto.
9789 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
9790 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
9791 (IX86_BUILTIN_PCOMEQUW): Ditto.
9792 (IX86_BUILTIN_PCOMNEUW): Ditto.
9793 (IX86_BUILTIN_PCOMLTUW): Ditto.
9794 (IX86_BUILTIN_PCOMLEUW): Ditto.
9795 (IX86_BUILTIN_PCOMGTUW): Ditto.
9796 (IX86_BUILTIN_PCOMGEUW): Ditto.
9797 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
9798 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
9799 (IX86_BUILTIN_PCOMEQUD): Ditto.
9800 (IX86_BUILTIN_PCOMNEUD): Ditto.
9801 (IX86_BUILTIN_PCOMLTUD): Ditto.
9802 (IX86_BUILTIN_PCOMLEUD): Ditto.
9803 (IX86_BUILTIN_PCOMGTUD): Ditto.
9804 (IX86_BUILTIN_PCOMGEUD): Ditto.
9805 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
9806 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
9807 (IX86_BUILTIN_PCOMEQUQ): Ditto.
9808 (IX86_BUILTIN_PCOMNEUQ): Ditto.
9809 (IX86_BUILTIN_PCOMLTUQ): Ditto.
9810 (IX86_BUILTIN_PCOMLEUQ): Ditto.
9811 (IX86_BUILTIN_PCOMGTUQ): Ditto.
9812 (IX86_BUILTIN_PCOMGEUQ): Ditto.
9813 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
9814 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
9815 (IX86_BUILTIN_PCOMEQB): Ditto.
9816 (IX86_BUILTIN_PCOMNEB): Ditto.
9817 (IX86_BUILTIN_PCOMLTB): Ditto.
9818 (IX86_BUILTIN_PCOMLEB): Ditto.
9819 (IX86_BUILTIN_PCOMGTB): Ditto.
9820 (IX86_BUILTIN_PCOMGEB): Ditto.
9821 (IX86_BUILTIN_PCOMFALSEB): Ditto.
9822 (IX86_BUILTIN_PCOMTRUEB): Ditto.
9823 (IX86_BUILTIN_PCOMEQW): Ditto.
9824 (IX86_BUILTIN_PCOMNEW): Ditto.
9825 (IX86_BUILTIN_PCOMLTW): Ditto.
9826 (IX86_BUILTIN_PCOMLEW): Ditto.
9827 (IX86_BUILTIN_PCOMGTW): Ditto.
9828 (IX86_BUILTIN_PCOMGEW): Ditto.
9829 (IX86_BUILTIN_PCOMFALSEW): Ditto.
9830 (IX86_BUILTIN_PCOMTRUEW): Ditto.
9831 (IX86_BUILTIN_PCOMEQD): Ditto.
9832 (IX86_BUILTIN_PCOMNED): Ditto.
9833 (IX86_BUILTIN_PCOMLTD): Ditto.
9834 (IX86_BUILTIN_PCOMLED): Ditto.
9835 (IX86_BUILTIN_PCOMGTD): Ditto.
9836 (IX86_BUILTIN_PCOMGED): Ditto.
9837 (IX86_BUILTIN_PCOMFALSED): Ditto.
9838 (IX86_BUILTIN_PCOMTRUED): Ditto.
9839 (IX86_BUILTIN_PCOMEQQ): Ditto.
9840 (IX86_BUILTIN_PCOMNEQ): Ditto.
9841 (IX86_BUILTIN_PCOMLTQ): Ditto.
9842 (IX86_BUILTIN_PCOMLEQ): Ditto.
9843 (IX86_BUILTIN_PCOMGTQ): Ditto.
9844 (IX86_BUILTIN_PCOMGEQ): Ditto.
9845 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
9846 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
9847 (enum multi_arg_type): New enum for describing the various SSE5
9848 intrinsic argument types.
9849 (bdesc_multi_arg): New table for SSE5 intrinsics.
9850 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
9851 (ix86_expand_multi_arg_builtin): New function for creating SSE5
9853 (ix86_expand_builtin): Add SSE5 intrinsic support.
9854 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
9855 operand instructions.
9856 (ix86_expand_sse5_multiple_memory): New function to split the
9857 second memory reference from SSE5 instructions.
9858 (type_has_variadic_args_p): Delete in favor of stdarg_p.
9859 (ix86_return_pops_args): Use stdarg_p to determine if the function
9860 has variable arguments.
9861 (ix86_setup_incoming_varargs): Ditto.
9862 (x86_this_parameter): Ditto.
9864 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
9866 (ix86_expand_sse5_pack): Ditto.
9867 (ix86_sse5_valid_op_p): Ditto.
9868 (ix86_expand_sse5_multiple_memory): Ditto.
9870 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
9871 constant for SSE5 support.
9872 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
9873 (UNSPEC_SSE5_TRUEFALSE): Ditto.
9874 (UNSPEC_SSE5_PERMUTE): Ditto.
9875 (UNSPEC_SSE5_ASHIFT): Ditto.
9876 (UNSPEC_SSE5_LSHIFT): Ditto.
9877 (UNSPEC_FRCZ): Ditto.
9878 (UNSPEC_CVTPH2PS): Ditto.
9879 (UNSPEC_CVTPS2PH): Ditto.
9880 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
9882 (COM_FALSE_S): Ditto.
9883 (COM_FALSE_P): Ditto.
9884 (COM_TRUE_S): Ditto.
9885 (COM_TRUE_P): Ditto.
9886 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
9887 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
9889 (memory attribute): Ditto.
9890 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
9891 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
9892 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
9893 (floor<mode>2): Ditto.
9894 (ceil<mode>2): Ditto.
9895 (btrunc<mode>2): Ditto.
9896 (nearbyintdf2): Ditto.
9897 (nearbyintsf2): Ditto.
9898 (sse_setccsf): Disable if SSE5.
9899 (sse_setccdf): Ditto.
9900 (sse5_setcc<mode>): New support for SSE5 conditional move.
9901 (sse5_pcmov_<mode>): Ditto.
9903 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
9905 (SSEMODEF2P): Ditto.
9906 (ssemodesuffixf4): New mode attribute for SSE5.
9907 (ssemodesuffixf2s): Ditto.
9908 (ssemodesuffixf2c): Ditto.
9909 (sserotatemax): Ditto.
9910 (ssescalarmode): Ditto.
9911 (sse_maskcmpv4sf3): Disable if SSE5.
9912 (sse_maskcmpv2df3): Ditto.
9913 (sse_vmmaskcmpv4sf3): Ditto.
9914 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
9915 (sse5_vmfmadd<mode>4): Ditto.
9916 (sse5_fmsub<mode>4): Ditto.
9917 (sse5_vmfmsub<mode>4): Ditto.
9918 (sse5_fnmadd<mode>4): Ditto.
9919 (sse5_vmfnmadd<mode>4): Ditto.
9920 (sse5_fnmsub<mode>4): Ditto.
9921 (sse5_vmfnmsub<mode>4): Ditto.
9922 (sse5i_fmadd<mode>4): Ditto.
9923 (sse5i_fmsub<mode>4): Ditto.
9924 (sse5i_fnmadd<mode>4): Ditto.
9925 (sse5i_fnmsub<mode>4): Ditto.
9926 (sse5i_vmfmadd<mode>4): Ditto.
9927 (sse5i_vmfmsub<mode>4): Ditto.
9928 (sse5i_vmfnmadd<mode>4): Ditto.
9929 (sse5i_vmfnmsub<mode>4): Ditto.
9930 (mulv16qi3): Add SSE5 support.
9932 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
9933 (sse2_mulv4si3): Disable if SSE5.
9934 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
9935 (sse4_1_roundps): Ditto.
9936 (sse4_1_roundsd): Ditto.
9937 (sse4_1_roundss): Ditto.
9938 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
9940 (sse_maskcmpsf3): Ditto.
9941 (sse_vmmaskcmpv4sf3): Ditto.
9942 (sse2_maskcmpv2df3): Ditto.
9943 (sse2_maskcmpdf3): Ditto.
9944 (sse2_vmmaskcmpv2df3): Ditto.
9945 (sse2_eq<mode>3): Ditto.
9946 (sse2_gt<mode>3): Ditto.
9947 (sse5_pcmov_<mode>): Add SSE5 support.
9948 (vec_unpacku_hi_v16qi): Ditto.
9949 (vec_unpacks_hi_v16qi): Ditto.
9950 (vec_unpacku_lo_v16qi): Ditto.
9951 (vec_unpacks_lo_v16qi): Ditto.
9952 (vec_unpacku_hi_v8hi): Ditto.
9953 (vec_unpacks_hi_v8hi): Ditto.
9954 (vec_unpacku_lo_v8hi): Ditto.
9955 (vec_unpacks_lo_v8hi): Ditto.
9956 (vec_unpacku_hi_v4si): Ditto.
9957 (vec_unpacks_hi_v4si): Ditto.
9958 (vec_unpacku_lo_v4si): Ditto.
9959 (vec_unpacks_lo_v4si): Ditto.
9960 (sse5_pmacsww): New SSE5 intrinsic insn.
9961 (sse5_pmacssww): Ditto.
9962 (sse5_pmacsdd): Ditto.
9963 (sse5_pmacssdd): Ditto.
9964 (sse5_pmacssdql): Ditto.
9965 (sse5_pmacssdqh): Ditto.
9966 (sse5_pmacsdqh): Ditto.
9967 (sse5_pmacsswd): Ditto.
9968 (sse5_pmacswd): Ditto.
9969 (sse5_pmadcsswd): Ditto.
9970 (sse5_pmadcswd): Ditto.
9971 (sse5_pcmov_<move>): Conditional move support on SSE5.
9972 (sse5_phaddbw): New SSE5 intrinsic insn.
9973 (sse5_phaddbd): Ditto.
9974 (sse5_phaddbq): Ditto.
9975 (sse5_phaddwd): Ditto.
9976 (sse5_phaddwq): Ditto.
9977 (sse5_phadddq): Ditto.
9978 (sse5_phaddubw): Ditto.
9979 (sse5_phaddubd): Ditto.
9980 (sse5_phaddubq): Ditto.
9981 (sse5_phadduwd): Ditto.
9982 (sse5_phadduwq): Ditto.
9983 (sse5_phaddudq): Ditto.
9984 (sse5_phsubbw): Ditto.
9985 (sse5_phsubwd): Ditto.
9986 (sse5_phsubdq): Ditto.
9987 (sse5_pperm): Ditto.
9988 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
9989 (sse5_pperm_zero_v16qi_v8hi): Ditto.
9990 (sse5_pperm_sign_v8hi_v4si): Ditto.
9991 (sse5_pperm_zero_v8hi_v4si): Ditto.
9992 (sse5_pperm_sign_v4si_v2di): Ditto.
9993 (sse5_pperm_sign_v4si_v2di): Ditto.
9994 (sse5_pperm_pack_v2di_v4si): Ditto.
9995 (sse5_pperm_pack_v4si_v8hi): Ditto.
9996 (sse5_pperm_pack_v8hi_v16qi): Ditto.
9997 (sse5_perm<mode>): New SSE5 intrinsic insn.
9998 (rotl<mode>3): Ditto.
9999 (sse5_rotl<mode>3): Ditto.
10000 (sse5_ashl<mode>3): Ditto.
10001 (sse5_lshl<mode>3): Ditto.
10002 (sse5_frcz<mode>2): Ditto.
10003 (sse5s_frcz<mode>2): Ditto.
10004 (sse5_cvtph2ps): Ditto.
10005 (sse5_cvtps2ph): Ditto.
10006 (sse5_vmmaskcmp<mode>3): Ditto.
10007 (sse5_com_tf<mode>3): Ditto.
10008 (sse5_maskcmp<mode>3): Ditto.
10009 (sse5_maskcmp_uns<mode>3): Ditto.
10010 (sse5_maskcmp_uns2<mode>3): Ditto.
10011 (sse5_pcom_tf<mode>3): Ditto.
10013 * config/i386/predicates.md (sse5_comparison_float_operator):
10014 New predicate to match the comparison operators supported by
10015 the SSE5 com instruction.
10016 (ix86_comparison_int_operator): New predicate to match just the
10017 signed int comparisons.
10018 (ix86_comparison_uns_operator): New predicate to match just the
10019 unsigned int comparisons.
10021 * doc/invoke.texi (-msse5): Add documentation.
10022 (-mfused-madd): Ditto.
10024 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
10026 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
10028 (x86_64-*-*): Ditto.
10030 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
10032 * config/i386/bmmintrin.h: New file, provide common x86 compiler
10033 intrinisics for SSE5.
10035 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
10038 * config/i386/mmintrin-common.h: New file, to contain common
10039 instructions between SSE4.1 and SSE5.
10041 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
10042 FOREACH_FUNCTION_ARGS to iterate over the argument list.
10043 (gen_regparm_prefix): Ditto.
10045 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
10046 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
10047 prototype_p to determine if a function is prototyped.
10049 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
10051 * c-common.c (c_common_reswords) add the alignof keyword,
10052 with same RID as __alignof and __alignof__
10054 2009-08-25 Anatoly Sokolov <aesok@post.ru>
10056 * hooks.h (hook_bool_const_int_const_int_true): Declare.
10057 * hooks.c (hook_bool_const_int_const_int_true): New function.
10058 * target.h (struct gcc_target): Add can_eliminate field.
10059 * target-def.h (TARGET_CAN_ELIMINATE): Define.
10060 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
10061 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
10062 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
10063 (elim_table): Revise comment.
10064 * system.h (CAN_ELIMINATE): Poison.
10065 * defaults.h (CAN_ELIMINATE): Remove.
10066 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
10068 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
10069 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
10071 (alpha_vms_can_eliminate): Declare as static, change return type to
10073 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
10075 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
10076 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
10077 (arm_can_eliminate): New function.
10079 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
10080 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
10081 (avr_can_eliminate): Declare as static.
10082 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
10084 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
10085 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
10086 (bfin_can_eliminate): New function.
10088 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
10089 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
10090 (crx_can_eliminate): New function.
10092 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
10093 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
10094 (fr30_can_eliminate): New function.
10096 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
10097 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
10098 (frv_can_eliminate): New function.
10100 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
10101 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
10102 (h8300_can_eliminate): New function.
10104 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
10105 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
10106 (i386_can_eliminate): Declare as static, change return type to bool.
10107 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
10109 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
10110 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
10111 (ia64_can_eliminate): New function.
10113 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
10114 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
10115 (iq2000_can_eliminate): New function.
10117 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
10118 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
10119 (m32r_can_eliminate): New function.
10121 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
10122 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
10123 (m68hc11_can_eliminate): New function.
10125 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
10126 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
10127 (m68k_can_eliminate): New function.
10129 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
10130 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
10131 (mep_can_eliminate): New function.
10133 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
10134 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
10135 (mips_can_eliminate): New function.
10137 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
10138 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
10139 (rs6000_can_eliminate): New function.
10141 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
10142 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
10143 (s390_can_eliminate): Declare as static.
10144 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
10146 * config/score/score.h (CAN_ELIMINATE): Remove macro.
10147 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
10148 (score_can_eliminate): New function.
10150 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
10151 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
10152 (sparc_can_eliminate): Declare as static.
10153 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
10155 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
10156 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
10157 (xstormy16_can_eliminate): New function.
10159 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
10160 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
10161 (v850_can_eliminate): New function.
10163 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
10165 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
10166 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
10167 (*movdfcc_ext[1234]): Disable for IEEE mode.
10169 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
10171 * gimplify.c (prepare_gimple_addressable): New static function.
10172 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
10174 (gimplify_addr_expr): Invoke it similarly on the operand instead of
10175 manually fiddling with it.
10177 2009-08-25 Michael Matz <matz@suse.de>
10179 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
10180 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
10182 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
10183 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
10184 (do_jump): Split out code for simple binary comparisons into ...
10185 (do_jump_1): ... this, taking the individual operands and code.
10186 Change callers to helper function above accordingly.
10187 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
10190 2009-08-25 Michael Matz <matz@suse.de>
10192 * expr.h (struct separate_ops, sepops): New type for passing
10193 around an exploded simple expression.
10194 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
10195 Use this structure instead of expression tree.
10196 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
10197 expression, only its type.
10198 (expand_vec_cond_expr): Take type and individual operands instead
10199 of full expression.
10200 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
10201 expand_vec_shift_expr): Change prototype accordingly.
10202 * tree-vect-stmts.c (vectorizable_condition): Change call of
10203 expand_vec_cond_expr_p to pass only type.
10204 * expr.c (do_store_flags): Change prototype and implementation
10205 to take an exploded expression.
10206 (expand_expr_real_1): New local ops initialized with details
10207 of the full expression. Use it instead of full
10208 expression in calls to do_store_flags, expand_vec_cond_expr,
10209 expand_widen_pattern_expr and expand_vec_shift_expr.
10211 2009-08-25 Michael Matz <matz@suse.de>
10213 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
10214 treeop2 initialized with first three operands of the full expression.
10215 Substitute all TREE_OPERAND (exp, [012]) calls with them.
10217 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
10219 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
10220 (__gthread_objc_condition_allocate): Mark arguments as unused.
10221 (__gthread_objc_condition_deallocate): Likewise.
10222 (__gthread_objc_condition_wait): Likewise.
10223 (__gthread_objc_condition_broadcast): Likewise.
10224 (__gthread_objc_condition_signal): Likewise.
10225 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
10226 (__gthread_objc_thread_id): Likewise.
10228 2009-08-25 Janus Weil <janus@gcc.gnu.org>
10230 PR middle-end/41149
10231 * tree-pretty-print.c (print_call_name): Print the correct call name
10232 for procedure pointer components.
10234 2009-08-24 Steve Ellcey <sje@cup.hp.com>
10236 * config/ia64/ia64.c (ia64_promote_function_mode): Call
10237 default_promote_function_mode when not VMS.
10239 2009-08-24 Olivier Hainque <hainque@adacore.com>
10241 * convert.c (convert_to_integer): Don't assume an input pointer is
10242 POINTER_SIZE wide. Fetch from the type instead.
10244 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10246 * configure.ac (AC_PREREQ): Bump to 2.64.
10248 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
10250 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
10251 (process_command): Don't search standard_exec_prefix_1 and
10252 standard_exec_prefix_2.
10254 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10256 * config/arm/arm.c (output_return_instruction): Handle for
10259 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10261 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
10263 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10265 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
10266 (*arm_movdf_vfp): Likewise.
10268 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10270 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
10271 (vashr<mode>3): Rename from ashr<mode>3.
10272 (vlshr<mode>3): Rename from lshr<mode>3.
10274 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
10277 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
10278 (check_format_info_main): Use scalar_identify_flag.
10279 (check_format_types): Check for scalar size identity if
10280 scalar_identify_flag is set.
10281 (printf_length_specs): Extend by new field.
10282 (asm_fprintf_length_specs): Likewise.
10283 (gcc_diag_length_specs): Likewise.
10284 (scanf_length_specs): Likewise.
10285 (strfmon_length_specs): Likewise.
10286 (gcc_gfc_length_specs): Likewise.
10287 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
10288 (ms_printf_flag_specs): Likewise.
10289 * c-format.h (format_length_info): Add new member scalar_identity_flag.
10291 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
10294 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
10295 (*call_value_pop_1): Ditto.
10296 (*sibcall_pop_1): New insn pattern.
10297 (*sibcall_value_pop_1): Ditto.
10299 2009-08-23 Alan Modra <amodra@bigpond.net.au>
10302 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
10305 2009-08-23 Alan Modra <amodra@bigpond.net.au>
10308 * fwprop.c (try_fwprop_subst): Allow multiple sets.
10309 (get_reg_use_in): New function.
10310 (forward_propagate_subreg): Propagate through subreg of zero_extend
10313 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
10315 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
10316 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
10318 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10320 * configure.ac: Remove --with-datarootdir, --with-docdir,
10321 --with-htmldir switches. No need to call AC_SUBST for
10322 datarootdir, docdir, htmldir any more.
10323 * configure: Regenerate.
10324 * doc/install.texi (Configuration): Document --datarootdir,
10325 --docdir, --htmldir, --pdfdir; update documentation for
10326 --infodir, --mandir.
10327 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
10330 * aclocal.m4: Regenerate.
10331 * config.in: Regenerate.
10332 * configure: Regenerate.
10334 2009-08-21 Douglas B Rupp <rupp@gnat.com>
10335 Olivier Hainque <hainque@adacore.com>
10337 * config/ia64/ia64.c: Include libfuncs.h.
10338 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
10339 (ia64_expand_call): Use reg 25 on VMS.
10340 (ia64_initialize_trampoline): Fix for VMS ABI.
10341 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
10342 (ia64_function_arg): Initialize reg 25 on VMS.
10343 Fix OpenVMS ABI issues for varargs.
10344 For OpenVMS, emit the Argument Information register set in the
10345 incoming/sibcall case as well.
10346 (ia64_arg_type): New function.
10347 (ia64_function_arg_advance): Keep track of cum->words.
10348 Fix OpenVMS ABI issues for varargs.
10349 (ia64_function_value): On VMS, promote mode of non-aggregate types.
10350 (ia64_override_options): Set flag_no_common on VMS.
10351 (ia64_init_builtins): Disable FWRITE builtin.
10352 (ia64_asm_output_external): Call DO_CRTL_NAMES.
10353 (ia64_vms_init_libfuncs): Add decc$ routines.
10354 (ia64_vms_valid_pointer_mode): New function.
10355 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
10356 (ia64_promote_function_mode): New function
10357 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
10358 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
10359 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
10360 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
10361 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
10362 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
10363 Suppress trailing '#' if VALUE is numeric.
10364 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
10365 ia64_promote_function_mode.
10366 (TARGET_VALID_POINTER_MODE): Define.
10368 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
10371 * config/rs6000/rs6000.c (rs6000_override_options): Use
10372 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
10375 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
10376 reporting of vector + decimal/boolean/complex error.
10378 2009-08-21 Jakub Jelinek <jakub@redhat.com>
10380 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
10381 __vector double TYPE_DECL.
10383 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
10385 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
10386 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
10387 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
10388 to pointer to enum machine_mode. Update all callers as needed.
10390 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
10392 * config/alpha/alpha.md (exception_receiver): Emit alternative
10393 GP load sequence if flag_reorder_blocks_and_partition is set.
10394 (*exception_receiver_2): Also enable when
10395 flag_reorder_blocks_and_partition is set.
10397 2009-08-20 Matt Rice <ratmice@gmail.com>
10398 Diego Novillo <dnovillo@google.com>
10400 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
10403 2009-08-20 Richard Guenther <rguenther@suse.de>
10405 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
10406 * c-tree.h (c_dup_lang_specific_decl): Remove.
10407 (struct lang_decl, struct lang_type): Move definitions ...
10408 * c-lang.h: ... here. New file.
10409 * c-decl.c: Include c-lang.h.
10410 (c_dup_lang_specific_decl): Remove.
10411 * c-typeck.c: Include c-lang.h.
10412 * Makefile.in (c-decl.o): Add c-lang.h dependency.
10413 (c-typeck.o): Likewise.
10414 * c-config-lang.in (gtfiles): Add c-lang.h.
10415 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
10418 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
10420 * config/alpha/alpha.c (alpha_end_function): Do not clear
10421 crtl->emit structure and free insn locators if cfun->is_thunk is true,
10422 this is now handled in generic code.
10424 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
10426 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
10427 (s390_z10_fix_long_loop_prediction): New function.
10428 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
10429 (s390_reorg): Walk over the INSNs and invoke
10430 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
10432 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
10434 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
10435 "*brx_64bit", "*brx_31bit"): New patterns.
10436 * config/s390/s390.c ('E'): New output modifier.
10438 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10439 Richard Earnshaw <richard.earnshaw@arm.com>
10441 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
10442 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
10444 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10446 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
10448 * pa.c (emit_move_sequence): Check if address of operand1 is valid
10449 for mode mode of operand0 when doing secondary reload for SAR.
10451 2009-08-19 Jakub Jelinek <jakub@redhat.com>
10453 PR middle-end/41123
10454 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
10455 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
10457 2009-08-19 Jason Merrill <jason@redhat.com>
10459 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
10460 supported template depth in C++0x.
10462 2009-08-19 Jakub Jelinek <jakub@redhat.com>
10464 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
10465 free_after_compilation.
10466 * config/score/score7.c (score7_output_mi_thunk): Likewise.
10467 * config/score/score3.c (score3_output_mi_thunk): Likewise.
10468 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
10469 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
10470 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
10471 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
10472 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
10474 2009-08-19 Ian Lance Taylor <iant@google.com>
10476 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
10477 of (plus (mult (neg B) C) A).
10479 2009-08-18 Michael Matz <matz@suse.de>
10481 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
10482 instead of comparing TYPE_MAIN_VARIANT for equality.
10483 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
10484 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
10485 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
10486 * gimplify.c (goa_lhs_expr_p): Ditto and use
10487 STRIP_USELESS_TYPE_CONVERSION.
10489 2009-08-18 Michael Matz <matz@suse.de>
10491 * tree-ssa-structalias.c (create_variable_info_for): Also mark
10492 first field in a struct.
10493 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
10495 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
10497 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
10498 locators before emit_insn is called. Remove assert that
10500 (alpha_end_function): Clear crtl->emit structure and free insn
10501 locators if cfun->is_thunk is true.
10503 2009-08-18 Jason Merrill <jason@redhat.com>
10505 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
10507 * configure.ac: Test for it.
10508 * configure, config.in: Regenerate.
10509 * doc/install.texi: Document --enable-gnu-unique-object.
10511 2009-08-18 Richard Guenther <rguenther@suse.de>
10513 PR middle-end/41094
10514 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
10515 pow(x,y*z) only if x is nonnegative.
10517 2009-08-18 Jakub Jelinek <jakub@redhat.com>
10519 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
10523 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
10524 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
10526 2009-08-17 DJ Delorie <dj@redhat.com>
10528 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
10529 * config/m32c/prologue.md (epilogue_freit): New.
10531 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
10532 (bank_switch_p): Likewise.
10533 (fast_interrupt_p): Likewise.
10534 (interrupt_p): Likewise.
10535 (m32c_conditional_register_usage): Round memregs size up.
10536 (need_to_save): We only need to save $a0 when we use ENTER.
10537 (interrupt_p): Check for fast_interrupt too.
10538 (bank_switch_p): New.
10539 (fast_interrupt_p): New.
10540 (m32c_attribute_table): Add bank_switch and fast_interrupt.
10541 (m32c_emit_prolog): Support bank switching and fast interrupts.
10542 * doc/extend.texi (Function Attributes): Add bank_switch and
10545 2009-08-17 Douglas B Rupp <rupp@gnat.com>
10547 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
10548 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
10550 2009-08-16 Douglas B Rupp <rupp@gnat.com>
10552 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
10553 (menu): Add IA-64/VMS Options.
10554 (IA-64/VMS Options): Likewise.
10556 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
10559 * config/mips/mips.md (*lwxs): Use :P for pointer values.
10561 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
10563 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
10564 (mips_pop_asm_switch): Likewise.
10565 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
10567 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
10568 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
10569 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
10570 (mips_print_operand_punctuation): Use them. Check mips_noreorder
10571 instead of set_noreorder.
10572 (mips_output_function_prologue): Use the new functions.
10573 (mips_output_function_epilogue): Likewise.
10574 (mips_need_noat_wrapper_p): New function, split out from...
10575 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
10576 Use mips_push_asm_switch and mips_pop_asm_switch.
10577 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
10578 and mips_pop_asm_switch.
10579 (ASM_OUTPUT_REG_POP): Likewise.
10580 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
10581 Use mips_pop_asm_switch.
10582 (mips_asm_switch): New structure.
10583 (set_noreorder, set_nomacro): Replace with...
10584 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
10585 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
10586 instead of set_nomacro.
10587 (fix_truncsfsi2_macro): Likewise.
10588 (cprestore): Likewise.
10589 (hazard): Use mips_noreorder instead of set_noreorder.
10590 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
10592 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
10594 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
10595 from prev_active_insn.
10597 2009-08-16 Anatoly Sokolov <aesok@post.ru>
10599 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
10600 * config/avr/avr.c (avr_override_options): Initialize
10601 avr_current_arch variable.
10602 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
10603 __AVR_HAVE_16BIT_SP__ according to the device type.
10604 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
10606 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
10607 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
10609 2009-08-16 Dodji Seketeli <dodji@redhat.com>
10612 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
10613 generating inlined subroutine die only. We shouldn't be
10614 called for anything else.
10615 (gen_block_die): Don't generate inline subroutine debug info for
10618 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
10620 * graphite-poly.c (print_pbb): Print PBB index.
10622 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
10624 PR middle-end/40981
10625 * graphite-interchange.c (ppl_max_for_le): Moved...
10626 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
10627 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
10628 ppl_Pointset_Powerset_C_Polyhedron_maximize.
10629 * graphite-ppl.h (ppl_max_for_le): Declared.
10631 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
10633 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
10634 supported on all platforms.
10635 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
10636 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
10637 * c-pragma.c: Likewise.
10638 * target-def.h (TARGET_INITIALIZER): Remove
10639 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
10640 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
10642 2009-08-14 Douglas B Rupp <rupp@gnat.com>
10644 * config/ia64/fde-vms.c: New file.
10645 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
10646 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
10647 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
10648 (uw_frame_state_for): Only register a personality routine if it is
10649 known to be compatible with our expectations.
10650 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
10651 Declare unw_table_entry stack variable and
10652 mod all calls to _Unwind_FindTableEntry to add arg.
10653 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
10654 (_Unwind_FindTableEntry): Add arg to prototype.
10656 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
10658 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
10659 field 'signal_pfs_loc'.
10660 (uw_frame_state_for): Remove duplicate code dealing with leaf
10661 procedures without unwind info.
10662 If in the frame after unwinding through a signal handler, restore
10663 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
10664 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
10665 'pfs_loc' to the AR.PFS location in the signal context; instead
10666 set 'signal_pfs_loc'.
10667 Manually generate the unwind info for the AR.PFS register.
10668 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
10669 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
10670 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
10671 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
10672 instead set 'signal_pfs_loc'.
10673 Remove code preventing the AR.PFS register from being restored
10674 from the signal context.
10676 2009-08-14 Douglas B Rupp <rupp@gnat.com>
10677 Tristan Gingold <gingold@adacore.com>
10679 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
10680 * config/ia64/t-vms: New file.
10681 * config/ia64/vms64.h: New file.
10682 * config/ia64/vms.h: New file.
10683 * config/ia64/vms-crtinit.asm: New file.
10684 * config/ia64/vms_symvec_libgcc_s.opt: New file.
10685 * config/ia64/vms-unwind.h: New file.
10687 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
10689 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
10692 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10694 PR middle-end/30789
10695 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
10696 Move declaration...
10697 * real.h (do_mpc_arg2): ... here.
10698 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
10701 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
10703 * final.c (add_debug_prefix_map): Don't use GC memory for
10704 old_prefix and new_prefix.
10706 2009-08-14 Richard Guenther <rguenther@suse.de>
10708 * ipa-prop.c (compute_complex_pass_through): If we cannot
10709 compute a non-varying offset for IPA_JF_ANCESTOR punt.
10711 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10713 * c-lex.c (c_lex_with_flags): Increase size of local variable
10714 to avoid memory clobber.
10716 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
10719 * config/i386/i386.c (ix86_fp_comparison_strategy):
10720 Only enable/disable sahf at function granularity.
10722 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
10724 PR rtl-optimization/41064
10725 * reload1.c (reload_as_needed): Don't call extract_insn
10726 for known invalid replacements after calling
10727 validate_replace_rtx_group and verify_changes.
10729 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
10732 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
10733 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
10734 ix86_expand_fp_vcond.
10735 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
10736 Assert that operation is supported by ix86_expand_int_vcond.
10737 (vcondu<SSEMODE124C8:mode>): Ditto.
10739 2009-08-13 DJ Delorie <dj@redhat.com>
10741 * config/i386/djgpp-stdint.h: New.
10742 * config.gcc (djgpp): Use it.
10744 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
10746 * config/sh/sh.c (sh_override_options): When flag_exceptions or
10747 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
10749 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
10751 * tree-ssa-loop-prefetch.c
10752 (prune_ref_by_group_reuse): Enhance probabilistic analysis
10753 for long-stride pruning.
10754 (compute_miss_rate): New function to compute the probability
10755 that two memory references access different cache lines.
10757 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
10759 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
10761 2009-08-13 Richard Guenther <rguenther@suse.de>
10763 PR middle-end/41047
10764 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
10765 use the constant pointer type.
10766 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
10767 of CV qualifiers on the target pointer type.
10768 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
10769 conversion check before restrict check.
10771 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
10774 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
10776 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
10778 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
10780 2009-08-12 Richard Guenther <rguenther@suse.de>
10782 PR tree-optimization/41011
10783 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
10784 and reference constructing.
10786 2009-08-12 Xinliang David Li <davidxl@google.com>
10788 PR tree-optimization/41012
10789 * tree-flow.h : New external interface.
10790 * gimple-low.c (check_call_arg): Change to public function.
10791 Remove argument mismatch check in lowering.
10792 * tree-inline.h (tree_can_inline_p): Interface change.
10793 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
10794 into this function.
10795 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
10796 Call change to tree_can_inline_p function.
10797 (cgraph_decide_inlining_incrementally): Ditto.
10799 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
10801 PR tree-optimization/41031
10802 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
10803 on the partition variable rather than promote_mode on the source
10804 type. Assert that the partition variable's type has the same
10805 mode as the source value's.
10807 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
10809 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
10810 for for_return == 2.
10811 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
10813 * calls.c (expand_call): Fix typo.
10814 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
10816 * stmt.c (expand_value_return): Use promote_function_mode to copy out
10818 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
10819 * config/cris/cris.c (cris_promote_function_mode): Likewise.
10820 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
10821 * config/pa/pa.c (pa_promote_function_mode): Likewise.
10823 2009-08-12 Andrew Haley <aph@redhat.com>
10825 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
10827 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10830 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
10832 2009-08-12 Richard Guenther <rguenther@suse.de>
10834 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
10835 * gimplify.c (gimplify_modify_expr): Do not use
10836 lang_hooks.types_compatible_p.
10837 * tree-ssa.c (useless_type_conversion_p): For aggregates
10838 just return false if the canonical types differ.
10840 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10842 PR middle-end/40980
10843 * sese.c (convert_for_phi_arg): New.
10844 (add_guard_exit_phis): Use convert_for_phi_arg.
10846 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10848 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
10849 unknown subscript upper bounds.
10851 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10852 Pranav Garg <pranav.garg2107@gmail.com>
10854 * graphite-interchange.c (gather_access_strides): Removed.
10855 (ppl_max_for_le): New.
10856 (build_linearized_memory_access): New.
10857 (memory_stride_in_loop): New.
10858 (pbb_interchange_profitable_p): Reimplemented.
10859 * graphite-ppl.h (ppl_new_id_map): New.
10860 (ppl_interchange): New.
10862 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10864 * graphite-interchange.c (compute_subscript): Removed.
10865 (compute_array_size_cstr): Removed.
10866 (compute_array_size_poly): Removed.
10867 (compute_array_size): Removed.
10868 (gather_access_strides_poly): Removed.
10869 (gather_access_strides): Empty.
10871 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10873 * graphite-dependences.c (dependence_polyhedron_1): Replace
10874 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
10875 (graphite_legal_transform_dr): Same.
10876 (graphite_carried_dependence_level_k): Same.
10877 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
10878 Initialize PDR_NB_SUBSCRIPTS.
10879 (print_pdr_access_layout): Replace pdr_nb_subscripts with
10881 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
10882 (PDR_NB_SUBSCRIPTS): New.
10883 (pdr_nb_subscripts): Removed.
10884 (pdr_dim): Simplified.
10885 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
10886 with PDR_NB_SUBSCRIPTS.
10888 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10890 * graphite-interchange.c (compute_array_size): Remove use of
10891 PDR_DATA_CONTAINER.
10892 * graphite-poly.c (new_poly_dr): Remove argument data_container.
10893 Do not initialize PDR_DATA_CONTAINER.
10894 (print_pdr): Do not print PDR_DATA_CONTAINER.
10895 * graphite-poly.h (struct poly_dr): Remove data_container field.
10896 (PDR_DATA_CONTAINER): Removed.
10897 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
10898 PDR_DATA_CONTAINER.
10899 (build_poly_dr): Same.
10901 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
10902 Sebastian Pop <sebastian.pop@amd.com>
10904 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
10905 copy of the dependence polyhedron. Free the temporary objects.
10906 (graphite_carried_dependence_level_k): Free unused objects before
10909 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10911 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
10912 Early return without analyzing the data dependences if no
10913 transform has been done. Call restore_scattering if the transform
10915 (graphite-interchange.c): Same.
10916 * graphite-poly.c (print_scattering_function): Test for
10918 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
10919 (apply_poly_transforms): Do not gcc_assert that
10920 the transform is legal.
10921 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
10922 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
10923 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
10924 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
10925 * graphite-poly.h (struct poly_scattering): New.
10926 (struct poly_bb): Add original, transformed, and saved fields.
10927 Remove transformed_scattering, original_scattering,
10928 nb_local_variables and nb_scattering_transform fields.
10929 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
10930 (poly_scattering_new): New.
10931 (poly_scattering_free): New.
10932 (poly_scattering_copy): New.
10933 (store_scattering_pbb): New.
10934 (store_scattering): New.
10935 (restore_scattering_pbb): New.
10936 (restore_scattering): New.
10937 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
10938 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
10940 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10942 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
10943 (print_scop): Same.
10945 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10947 * Makefile.in (graphite.o): Depends on PREDICT_H.
10948 * graphite.c: Include predict.h.
10949 (graphite_finalize): Call tree_estimate_probability.
10950 * predict.c (predict_loops): Do not call scev_initialize and
10952 (tree_estimate_probability_bb): New.
10953 (tree_estimate_probability): Do not initialize loops: move that
10954 code to the driver. Call tree_estimate_probability_bb.
10955 (tree_estimate_probability_driver): New.
10956 (pass_profile): Use tree_estimate_probability_driver.
10957 * predict.h (tree_estimate_probability): Declared.
10959 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10961 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
10962 * graphite-dependences.c (graphite_legal_transform): Add time to
10963 TV_GRAPHITE_DATA_DEPS.
10964 (dependency_between_pbbs_p): Same.
10965 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
10967 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
10969 PR rtl-optimization/41033
10970 * alias.c (nonoverlapping_component_refs_p): Punt when strict
10971 aliasing is disabled.
10973 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
10975 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
10976 si_mask_operand, and_load_operand, low_bitmask_operand,
10977 and_reg_operand, and_operand): New predicates.
10978 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
10979 * config/mips/mips.c (and_operands_ok): New function.
10980 * config/mips/mips-protos.h (and_operands_ok): Declare it.
10981 * config/mips/mips.md (move_type): Add ext_ins and logical.
10982 (type): Handle them.
10983 (and<mode>3): Use and_reg_operand as the second operand's predicate.
10984 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
10985 shift_shift. Remove commutative constraint modifier.
10986 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
10988 (*clear_upper32_dext): Remove define_insn_and_split.
10989 (*clear_upper32): Turn this define_insn_and_split ...
10990 (splitter for ANDing register with 0xffff_ffff): .. into this.
10992 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
10994 * combine.c (try_widen_shift_mode): Factor out code to check if an
10995 integer constant is a low-order bitmask from here ...
10996 * rtlanal.c (low_bitmask_len): ... to here.
10997 * rtl.h (low_bitmask_len): Declare.
10999 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
11002 * config/alpha/alpha.md (addsi3): Remove expander.
11003 (addsi3): Rename from *addsi3_internal insn pattern.
11004 (subsi3): Remove expander.
11005 (subsi3): Rename from *subsi3_internal insn pattern.
11007 2009-08-11 Douglas B Rupp <rupp@gnat.com>
11009 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
11012 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
11013 Eric Botcazou <botcazou@adacore.com>
11014 Douglas B Rupp <rupp@gnat.com>
11016 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
11017 that records that fit in 64 bits are returned by immediate value,
11018 as required by OpenVMS Calling Standard.
11019 (function_value): Adjust for above modification.
11020 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
11021 virtual_incoming_args_rtx as base object, not next_arg.
11022 * config/alpha/vms.h (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
11024 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11026 * reload.c (find_reloads_subreg_address): Check the original
11027 req_equiv_mem address to detect the case where an address is
11028 not valid in the outer mode.
11030 2009-08-11 Richard Guenther <rguenther@suse.de>
11033 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
11035 2009-08-10 Douglas B Rupp <rupp@gnat.com>
11037 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
11038 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
11040 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
11041 Douglas B Rupp <rupp@gnat.com>
11043 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
11044 PT_STACK when frame_pointer_needed on OpenVMS.
11045 (alpha_pv_save_size, alpha_using_fp): Remove.
11046 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
11047 with proper processing for PT_NULL.
11048 (alpha_vms_initial_elimination_offset): New function. Support for
11049 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
11050 (alpha_sa_size): Force procedure type to PT_STACK when
11051 frame_pointer_needed on OpenVMS.
11052 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
11053 (alpha_using_fp): Likewise.
11054 (alpha_vms_can_eliminate): Add prototype.
11055 (alpha_vms_initial_elimination_offset): Likewise.
11056 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
11057 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
11059 2009-08-10 Eric Botcazou <botcazou@adacore.com>
11060 Douglas B Rupp <rupp@gnat.com>
11062 * config/alpha/alpha.c (common_object_handler): New function.
11063 (vms_attribute_table): Declare a single attribute "common_object".
11064 (vms_output_aligned_decl_common): New global function.
11065 (SECTION_VMS_OVERLAY): Delete.
11066 (SECTION_VMS_GLOBAL): Likewise.
11067 (SECTION_VMS_INITIALIZE): Likewise.
11068 (vms_asm_named_section): Remove support for above flags.
11069 (vms_section_type_flags): Delete.
11070 (TARGET_SECTION_TYPE_FLAGS): Likewise.
11071 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
11072 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
11073 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
11075 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
11078 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
11079 (sub_ddmmss): Likewise.
11081 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
11084 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
11087 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11090 * reload1.c (reload_as_needed): Use cancel_changes to completely
11091 undo a failed replacement attempt.
11093 2009-08-10 Richard Guenther <rguenther@suse.de>
11095 PR middle-end/41006
11096 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
11097 (useless_type_conversion_p): ... here. Require pointer targets
11100 2009-08-10 Dodji Seketeli <dodji@redhat.com>
11103 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
11104 loose the original type of the statement list.
11106 2009-08-09 Douglas B Rupp <rupp@gnat.com>
11108 * config/alpha/alpha.c: Include libfuncs.h
11109 (avms_asm_output_extern): New function.
11110 (alpha_init_libfuncs): Init some decc libfuncs.
11111 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
11112 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
11113 (DO_CRTL_NAMES): Define.
11114 (LIB_SPEC): Remove.
11115 * config/alpha/vms64.h (POINTERS_EXTEND_UNSIGNED): Remove undef.
11116 (LONG_TYPE_SIZE): Define.
11117 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
11118 (SUBTARGET_SWITCHES): Define malloc64 switch.
11119 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
11120 (MASK_RETURN_ADDR): Define.
11121 doc/invoke.texi (mmalloc64): Document switch.
11123 2009-08-09 Olivier Hainque <hainque@adacore.com>
11124 Douglas B Rupp <rupp@gnat.com>
11126 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
11127 uses_condition_handler.
11128 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
11129 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
11130 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
11131 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
11132 (code_for_builtin): New insn codes for the new alpha_builtins.
11133 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
11134 (alpha_sa_size): Account for uses_condition_handler.
11135 (alpha_expand_prologue): Likewise.
11136 (alpha_start_function): Likewise.
11137 (alpha_expand_epilogue): Likewise.
11138 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
11139 establish/revert expanders.
11140 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
11141 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
11142 New expander, resorting to the alpha.c associated function.
11143 (builtin_revert_vms_condition_handler): Likewise.
11144 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
11145 __gcc_shell_handler, the static VMS condition handler used as
11146 an indirection wrapper to the current dynamically established
11148 * config/alpha/vms-unwind.h: Complete rewrite.
11149 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
11150 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
11152 2009-08-09 Eric Botcazou <botcazou@adacore.com>
11153 Douglas B Rupp <rupp@gnat.com>
11155 * config/alpha/alpha.c (alpha_links): Add 'target' field.
11156 (alpha_need_linkage): Handle aliases. Return function symbol.
11157 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
11158 Use ultimate alias target for the linkage name.
11159 * config/alpha/alpha.md (movmemdi): Use the symbol returned
11160 by alpha_need_linkage for the function symbol.
11161 (setmemdi): Likewise.
11163 2009-08-09 Douglas B Rupp <rupp@gnat.com>
11165 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
11166 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
11167 (ASM_WEAKEN_LABEL): Define.
11168 (CRT_CALL_STATIC_FUNCTION): Define.
11169 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
11170 (ENDFILE_SPEC): Define.
11171 (INIT_SECTION_ASM_OP): Define.
11172 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
11173 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
11174 crtend.o crtendS.o.
11175 (MULTILIB_OSDIRNAMES): Define.
11176 (shlib_version): Define.
11177 (SHLIB_EXT): Define.
11178 (SHLIB_OBJS): Define.
11179 (SHLIB_NAME): Define.
11180 (SHLIB_MULTILIB): Define.
11181 (SHLIB_INSTALL): Define.
11182 (SHLIB_SYMVEC): Define.
11183 (SHLIB_SYMVECX2): Define.
11184 (SHLIB_LINK): Define.
11186 2009-08-09 Douglas B Rupp <rupp@gnat.com>
11188 * config/alpha/alpha.c (alpha_initialize_trampoline):
11189 Initialize VMS trampoline IAW ABI for bounded procedure calls.
11190 (alpha_start_function): Emit transfer address on nested functions
11191 for VMS trampoline call.
11192 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
11193 since no longer used.
11194 * config/alpha/vms-tramp.asm: Remove.
11195 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
11196 since now only data initialized at runtime.
11198 2009-08-09 Douglas B Rupp <rupp@gnat.com>
11200 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
11201 (LINK_GCC_C_SEQUENCE_SPEC): Define.
11202 (MD_EXEC_PREFIX): Remove, no longer used.
11203 (MD_STARTFILE_PREFIX): Likewise.
11204 (INCLUDE_DEFAULTS): Likewise.
11205 * config/alpha/t-vms:
11206 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
11208 2009-08-09 Richard Guenther <rguenther@suse.de>
11210 PR tree-optimization/41016
11211 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
11212 (operand_precision): Remove.
11213 (integral_operand_p): Likewise.
11214 (recognize_single_bit_test): Adjust.
11216 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
11218 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
11219 operation overflows. Likewise non-cast unary arithmetic.
11220 If one arm of a conditional expression is always taken,
11221 inhibit evaluation warnings for the other arm. Likewise inhibit
11222 evaluation warnings for the second && or || operand if the first
11223 operand is enough to determine the result.
11224 * c-typeck.c (build_conditional_expr): Apply the same inhibition
11226 (build_binary_op): Prevent duplicate evaluation warnings.
11228 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
11230 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
11231 and destination have different modes, Use promote_mode to
11232 determine the signedness of the conversion. Assert that the
11233 promoted source mode matches the destination mode. Don't pass
11234 the destination and destination mode to expand_expr if the source
11235 mode is different. Simplify conversion logic.
11237 2009-08-09 Ira Rosen <irar@il.ibm.com>
11239 PR tree-optimization/41008
11240 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
11241 from condition only in case it's a comparison. Adjust checks.
11243 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
11245 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
11246 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
11247 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
11248 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
11249 (dump_cand): Handle them.
11250 (struct iv_cand): New members COST_STEP and AINC_USE.
11251 (stmt_after_increment): Likewise.
11252 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
11253 callers changed. Use gimple_uid comparison instead of scanning.
11254 (add_candidate_1): When looking for identical candidates, take
11255 AINC_USE into account. Set it for new candidates.
11256 (force_expr_to_var_cost): Cast target_spill_cost to int.
11257 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
11258 All callers changed. Check for availability of autoinc addressing
11259 modes, both in general for a given mode, and in the specific use case.
11260 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
11262 (get_computation_cost): Likewise.
11263 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
11264 add_autoinc_candidates): New static functions.
11265 (add_candidate): Call add_autoinc_candidates for candidates based on
11267 (find_iv_candidates): Call set_autoinc_for_original_candidates.
11268 (determine_use_iv_cost_address): If we have an autoinc candidate at
11269 the matching use, verify autoinc is possible and subtract the cost
11270 of the candidate's step from the cost.
11271 (determine_iv_cost): Record the cost of the increment in the COST_STEP
11272 member of the candidate.
11273 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
11274 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
11276 2009-08-09 Douglas B Rupp <rupp@gnat.com>
11278 * config.build (ia64-hp-*vms*): New target.
11279 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
11280 with ia64-hp-*vms*.
11281 * config.gcc (ia64-hp-*vms*): New target.
11282 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
11283 with ia64-hp-*vms*.
11284 * config.host (ia64-hp-*vms*): New target.
11285 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
11286 with ia64-hp-*vms*.
11288 2009-08-08 Richard Guenther <rguenther@suse.de>
11290 PR tree-optimization/40991
11291 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
11293 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
11295 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
11296 mode check. Do truncations in an integer mode.
11297 (force_to_mode): Handle subregs for all mode types. Only do
11298 arithmetic simplifications on integer modes.
11300 2009-08-07 Richard Guenther <rguenther@suse.de>
11302 PR tree-optimization/40999
11303 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
11304 (maybe_fold_reference): Lookup constant initializers.
11305 (fold_gimple_assign): Likewise.
11307 2009-08-07 Richard Guenther <rguenther@suse.de>
11309 * tree-ssa.c (useless_type_conversion_p_1): Only for types
11310 that require structural equality defer to the langhook.
11312 2009-08-07 Martin Jambor <mjambor@suse.cz>
11314 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
11316 (struct ipa_pass_through_data): New type.
11317 (struct ipa_ancestor_jf_data): New type.
11318 (union jump_func_value): Removed field formal_id, added fields
11319 pass_through and ancestor.
11320 (struct ipa_param_call_note): Changed type of formal_id to int from
11322 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
11323 operations jump functions and ancestor jump functions.
11324 (compute_complex_pass_through): New function.
11325 (compute_scalar_jump_functions): Call compute_complex_pass_through,
11326 reflect changes in the jump function strucutre.
11327 (update_jump_functions_after_inlining): Ignore complex pass-through
11328 and ancestor jump functions.
11329 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
11330 polynomial pass-through with operation jump functions.
11332 2009-08-07 Jakub Jelinek <jakub@redhat.com>
11334 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
11335 fde->dw_fde_begin as begin label instead of hot/cold label.
11336 Use LLSDAC label instead of LLSDA for second section lsda.
11337 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
11338 label instead of LLSDA if it is true.
11339 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
11341 * except.c (add_call_site, dw2_size_of_call_site_table): Add
11342 SECTION argument. Use it as index into crtl->eh.call_site_record
11344 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
11345 use it to determine how to print table entries instead of using
11346 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
11347 label instead of normal begin label as base.
11348 (sjlj_assign_call_site_values): Adjust add_call_site caller.
11349 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
11350 ensure no EH range spans between sections and that landing pads
11351 are always in the corresponding section.
11352 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
11353 for crtl->eh.call_site_record being an array rather than scalar.
11354 (output_one_function_exception_table): New function, copied
11355 from output_function_exception_table. Adjust
11356 dw2_size_of_call_site_table, dw2_output_call_site_table
11357 callers. For SECOND section use *C suffixed labels.
11358 (output_function_exception_table): Call
11359 output_one_function_exception_table and, when doing hot/cold
11360 partitioning, also another time for the second section.
11361 * opts.c: Include except.h.
11362 (decode_options): Allow -freorder-blocks-and-partition with
11363 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
11364 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
11365 * function.h (struct rtl_eh): Change call_site_record from
11366 scalar into array of 2 elements.
11368 2009-08-07 Martin Jambor <mjambor@suse.cz>
11370 * ipa-prop.c (count_formal_params_1): New function.
11371 (ipa_get_vector_of_formal_parms): New function.
11372 (get_vector_of_formal_parm_types): New function.
11373 (ipa_modify_formal_parameters): New function.
11374 (ipa_modify_call_arguments): New function.
11375 (index_in_adjustments_multiple_times_p): New function.
11376 (ipa_combine_adjustments): New function.
11377 (ipa_dump_param_adjustments): New function.
11378 * ipa-prop.h (struct ipa_parm_adjustment): New type.
11379 (ipa_get_vector_of_formal_parms): Declare.
11380 (ipa_modify_formal_parameters): Declare.
11381 (ipa_modify_call_arguments): Declare.
11382 (ipa_combine_adjustments): Declare.
11383 (ipa_dump_param_adjustments): Declare.
11384 (build_ref_for_offset): Declare.
11385 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
11386 * tree-sra.c: Include ipa-prop.c.
11387 (build_ref_for_offset): Make public.
11389 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
11391 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
11393 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
11395 * gcc/doc/extend.texi (__builtin_extract_return_address)
11396 (__builtin_frob_return_address): Document.
11398 2009-08-06 Paul Brook <paul@codesourcery.com>
11400 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
11401 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
11402 implementation on ARMv6-M.
11404 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11406 * doc/extend.texi (pcs): Document new attribute for ARM.
11408 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11410 * arm.c (pcs_attribute_args): Comment out unsupported attribute
11413 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11415 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
11418 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11420 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
11422 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11424 Merge ARM/hard_vfp_branch to trunk.
11426 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
11428 * arm.c (libcall_eq): New function.
11429 (libcall_hash): New function.
11430 (add_libcall): New function.
11431 (arm_libcall_uses_aapcs_base): New function.
11432 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
11433 libcalls using the base PCS.
11434 (arm_init_cumulative_args): Likewise.
11436 2009-07-20 Joseph Myers <joseph@codesourcery.com>
11438 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
11439 Use base ABI for conversion libfuncs between HFmode and SFmode.
11441 2009-05-12 Joseph Myers <joseph@codesourcery.com>
11443 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
11444 V4SImode as representatives of all 64-bit and 128-bit vector
11445 types. Allow vector types without vector modes.
11446 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
11447 without vector modes like BLKmode.
11448 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
11449 BLKmode. Avoid unsupported vector modes or TImode moves for
11451 (aapcs_vfp_allocate_return_reg): Likewise.
11452 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
11453 V8QImode if TARGET_NEON || TARGET_IWMMXT.
11455 2009-05-12 Joseph Myers <joseph@codesourcery.com>
11457 * config/arm/arm.c (arm_handle_pcs_attribute): New.
11458 (arm_get_pcs_model): Pass attribute arguments to
11459 arm_pcs_from_attribute.
11460 (arm_init_cumulative_args): Use base AAPCS for conversions from
11461 floating-point types to DImode.
11462 (arm_attribute_table): Add pcs attribute.
11463 (arm_handle_pcs_attribute): New.
11464 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
11465 conversions from floating-point types to DImode, also declare them
11466 to use base AAPCS and declare functions they call to use base
11467 AAPCS and their RTABI names.
11469 2009-05-12 Joseph Myers <joseph@codesourcery.com>
11471 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
11472 -mfloat-abi=hard not being supported for VFP.
11474 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
11476 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
11477 SYMBOL_REF to hard_libcall_value.
11479 2009-03-05 Joseph Myers <joseph@codesourcery.com>
11480 Richard Earnshaw <rearnsha@arm.com>
11482 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
11483 has been put on the stack, all remaining co-processory arguments for
11484 that co-processor also go on the stack.
11486 2009-03-05 Joseph Myers <joseph@codesourcery.com>
11488 * config/arm/arm.c (arm_return_in_memory): Handle returning
11489 vectors of suitable size in registers also for AAPCS case.
11491 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
11493 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
11495 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
11497 ARM Hard-VFP calling convention
11498 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
11499 * target.h (gcc_target): Add libcall_value to table of call hooks.
11500 * targhooks.h (default_libcall_value): Default implementation.
11501 * targhooks.c (default_libcall_value): Likewise.
11502 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
11503 * optabs.c (expand_unop): Use it.
11504 * expr.h (hard_libcall_value): Pass the function RTX through.
11505 * calls.c (emit_library_call_value_1): Update call to
11506 hard_libcall_value.
11507 * explow.c (hard_libcall_value): Use new target hook.
11508 * config/arm/arm.c: Include cgraph.h
11509 (TARGET_FUNCTION_VALUE): Override default hook.
11510 (arm_pcs_default): New variable.
11511 (arm_override_options): Don't fault hard calling convention with VFP.
11512 Add support for AAPCS variants.
11513 (arm_function_value): Make static. Handle AAPCS variants.
11514 (arm_libcall_value): New function.
11515 (arm_apply_result_size): Handle VFP registers in results.
11516 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
11518 (pcs_attribute_args): New variable.
11519 (arm_pcs_from_attribute): New function.
11520 (arm_get_pcs_model): New function.
11521 (aapcs_vfp_cum_init): New function.
11522 (aapcs_vfp_sub_candidate): New function.
11523 (aapcs_vfp_is_return_candidate): New function.
11524 (aapcs_vfp_is_call_candidate): New function.
11525 (aapcs_vfp_allocate): New function.
11526 (aapcs_vfp_allocate_return_reg): New function.
11527 (aapcs_vfp_advance): New function.
11528 (aapcs_cp_arg_layout): New variable.
11529 (aapcs_select_call_coproc): New function.
11530 (aapcs_select_return_coproc): New function.
11531 (aapcs_allocate_return_reg): New function.
11532 (aapcs_libcall_value): New function.
11533 (aapcs_layout_arg): New function.
11534 (arm_init_cumulative_args): Initialize AAPCS args data.
11535 (arm_function_arg): Handle AAPCS variants using new interface.
11536 (arm_arg_parital_bytes): Likewise.
11537 (arm_function_arg_advance): New function.
11538 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
11539 calling conventions.
11540 (arm_setup_incoming_varargs): Handle new AAPCS args data.
11541 * arm.h (NUM_VFP_ARG_REGS): Define.
11542 (LIBCALL_VALUE): Update.
11543 (FUNCTION_VALUE): Delete.
11544 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
11545 (arm_pcs): New enum.
11546 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
11547 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
11548 (FUNCTION_ARG_REGNO_P): Add VFP regs.
11549 * arm-protos.h (arm_function_arg_advance): Add.
11550 (aapcs_libcall_value): Add.
11551 (arm_function_value): Delete.
11553 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
11554 H.J. Lu <hongjiu.lu@intel.com>
11557 * config/i386/i386.c (standard_sse_mode_p): Remove.
11558 (standard_sse_constant_p): Return 2 for integer mode
11559 vector_all_ones_operand when SSE2 is enabled.
11560 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
11561 (ix86_expand_vector_move): Do not check for negative values from
11562 standard_sse_constant_p.
11564 2009-08-06 Richard Guenther <rguenther@suse.de>
11566 * tree-ssa.c (useless_type_conversion_p_1): Make function and
11567 array type comparisons frontend independent.
11568 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
11569 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
11570 out array reference lower bound and element size operands.
11571 (ao_ref_init_from_vn_reference): Properly compute the offset
11572 for ARRAY_RANGE_REF.
11573 (vn_reference_fold_indirect): Fill out array reference lower
11574 bound and element size operands.
11575 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
11576 a non gimple valued reference operand which can happen for
11577 array reference lower bound or element size.
11578 (create_component_ref_by_pieces_1): Properly generate the
11579 element size operand for array references.
11581 2009-08-06 Richard Guenther <rguenther@suse.de>
11583 PR tree-optimization/40964
11584 * tree.c (iterative_hash_host_wide_int): Export.
11585 * tree.h (iterative_hash_host_wide_int): Declare.
11586 * tree-ssa-structalias.c (heapvar_map): New struct.
11587 (heapvar_map_eq): New function.
11588 (heapvar_map_hash): Likewise.
11589 (heapvar_lookup): Adjust.
11590 (heapvar_insert): Likewise.
11591 (make_constraint_from_heapvar): Allow multiple heap variables
11592 per decl at different offsets.
11593 (init_alias_heapvars): Adjust.
11595 2009-08-04 David Daney <ddaney@caviumnetworks.com>
11597 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
11598 * mips_output_sync_loop (mips_output_sync_loop): Only emit
11599 trailing sync if TARGET_SYNC_AFTER_SC.
11601 2009-08-05 David Daney <ddaney@caviumnetworks.com>
11603 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
11604 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
11605 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
11606 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
11607 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
11608 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
11609 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
11610 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
11611 test_and_set_12): Rewrite calls to mips_output_sync_loop.
11612 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
11613 the prototype declaration match the definition.
11614 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
11615 instructions explicitly. Add barrier_before and operands
11617 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
11618 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
11619 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
11620 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
11621 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
11622 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
11624 2009-08-05 Andrew Pinski <pinskia@gmail.com>
11626 * tree-ssa-alias.c: Fix intervals to use [) syntax.
11628 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
11629 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
11632 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
11635 2009-08-05 Jakub Jelinek <jakub@redhat.com>
11637 PR rtl-optimization/40924
11638 * dse.c (canon_address): Before calling cselib_expand_value_rtx
11639 make sure canon_rtx (mem_address) isn't simpler than
11640 canon_rtx (expanded_mem_address).
11642 2009-08-05 Li Feng <nemokingdom@gmail.com>
11644 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
11645 for each poly_bb_p.
11646 (build_scop_drs): Build alias set for each SCoP.
11648 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
11650 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
11651 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
11652 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
11653 (MIPS_ARCH_FLOAT_SPEC): Likewise.
11654 (BASE_DRIVER_SELF_SPECS): Likewise.
11656 2009-08-04 Andrew Pinski <pinskia@gmail.com>
11658 * tree-ssa-alias.c: Fix some comment typos.
11660 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
11662 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
11663 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
11665 2009-08-03 Janis Johnson <janis187@us.ibm.com>
11668 * simplify-rtx.c (simplify_binary_operation_1): Disable
11669 simplifications for decimal float operations.
11671 2009-08-03 Jakub Jelinek <jakub@redhat.com>
11673 PR middle-end/40943
11674 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
11675 operand of INDIRECT_REF.
11677 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
11679 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
11680 constants referencing TLS symbols.
11682 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
11684 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
11685 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
11687 2009-08-03 Richard Guenther <rguenther@suse.de>
11689 * tree.c (make_vector_type): Build a main variant first,
11690 get the canonical one and then build the variant.
11691 * tree-ssa.c (useless_type_conversion_p_1): Handle
11693 (useless_type_conversion_p): Conversions to pointers to
11694 incomplete record types are useless.
11696 2009-08-03 Richard Guenther <rguenther@suse.de>
11698 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
11699 file will be created.
11700 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
11701 * toplev.c (compile_file): Adjust comment.
11703 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
11705 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
11706 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
11707 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11708 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
11709 (sh_promote_function_mode): Fix typo.
11711 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
11713 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
11715 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11717 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
11718 declaration arguments.
11720 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
11722 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
11723 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
11724 (ix86_split_ashl): Ditto.
11725 (ix86_expand_vector_init_one_nonzero): Ditto.
11726 (ix86_expand_vector_set): Ditto.
11727 (ix86_expand_reduc_v4sf): Ditto.
11729 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
11731 * explow.c (promote_function_mode): Remove assert.
11732 * config/sh/sh.c (sh_promote_function_mode): Declare.
11734 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11736 * config/pa/pa.c (pa_promote_function_mode): Declare.
11737 Change to static. Fix promote_mode call.
11739 * gthr-dce.h (CONST_CAST2): Define if not defined.
11740 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
11742 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
11744 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
11746 * expr.c (store_constructor): Use promote_decl_mode. Remove
11747 now write-only variable unsignedp.
11748 (expand_expr_real_1): Use promote_decl_mode.
11749 * expr.h (promote_function_mode, promote_decl_mode): New.
11750 (promote_mode): Remove last argument.
11751 * function.c (assign_temp): Drop last argument of promote_mode.
11752 (assign_parm_find_data_types): Use promote_function_mode.
11753 (assign_parm_setup_reg): Likewise.
11754 (expand_function_end): Use promote_function_mode.
11755 * calls.c (initialize_argument_information): Use promote_function_mode.
11756 (precompute_arguments): Use promote_mode instead of checking if
11757 only PROMOTE_FUNCTION_MODE is defined.
11758 (expand_call): When making sibcall decisions, use promote_function_mode.
11759 Below, remove an if for targetm.calls.promote_function_return and
11760 and use promote_function_mode.
11761 (emit_library_call_value_1): Use promote_function_mode, fix bug
11762 where promote_mode was passed FOR_CALL == 0 for a return value in an
11764 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
11765 * explow.c (promote_function_mode, promote_decl_mode): New.
11766 (promote_mode): Keep only the FOR_CALL == 0 case.
11767 * combine.c (setup_incoming_promotion): Remove test of
11768 promote_function_args. Use promote_function_mode.
11769 * stmt.c (expand_value_return): Use promote_decl_mode.
11770 (expand_decl): Use promote_decl_mode.
11772 * expr.c (store_constructor): Use promote_decl_mode. Remove
11773 now write-only variable unsignedp.
11774 (expand_expr_real_1): Use promote_decl_mode.
11775 * expr.h (promote_function_mode, promote_decl_mode): New.
11776 (promote_mode): Remove last argument.
11777 * function.c (assign_temp): Drop last argument of promote_mode.
11778 (assign_parm_find_data_types): Use promote_function_mode.
11779 (assign_parm_setup_reg): Likewise.
11780 (expand_function_end): Use promote_function_mode.
11781 * calls.c (initialize_argument_information): Use promote_function_mode.
11782 (precompute_arguments): Use promote_mode instead of checking if
11783 only PROMOTE_FUNCTION_MODE is defined.
11784 (expand_call): When making sibcall decisions, use promote_function_mode.
11785 Below, remove an if for targetm.calls.promote_function_return and
11786 and use promote_function_mode.
11787 (emit_library_call_value_1): Use promote_function_mode, fix bug
11788 where promote_mode was passed FOR_CALL == 0 for a return value in an
11790 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
11791 * explow.c (promote_function_mode, promote_decl_mode): New.
11792 (promote_mode): Keep only the FOR_CALL == 0 case.
11793 * combine.c (setup_incoming_promotion): Remove test of
11794 promote_function_args. Use promote_function_mode.
11795 * stmt.c (expand_value_return): Use promote_decl_mode.
11796 (expand_decl): Use promote_decl_mode.
11798 * explow.c (promote_function_mode): Just call the target hook.
11799 * targhooks.c (default_promote_function_mode,
11800 default_promote_function_mode_always_promote): New.
11801 * targhooks.h (default_promote_function_mode,
11802 default_promote_function_mode_always_promote): Declare.
11803 * target.h (promote_function_args, promote_function_return): Remove.
11804 (promote_function_mode): New.
11805 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
11806 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11807 (TARGET_PROMOTE_FUNCTION_MODE): New.
11808 (TARGET_CALLS): Adjust.
11809 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
11810 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
11812 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
11813 * config/s390/s390.c (s390_promote_function_mode): ... here,
11814 with pointer handling.
11815 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11816 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11818 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
11819 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
11820 with pointer handling.
11821 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11822 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11824 * config/sh/sh-protos.h (sh_promote_function_mode): New.
11825 * config/sh/sh.c (sh_promote_function_mode): New.
11826 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11827 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11829 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
11830 * config/cris/cris.c (cris_promote_function_mode): ... here.
11831 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11832 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
11834 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
11835 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
11836 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11837 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
11839 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
11840 * config/arm/arm.c (arm_promote_function_mode): ... here, without
11841 complex type handling.
11842 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11843 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11845 * config/pa/pa.c (pa_promote_function_mode): New.
11846 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11847 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11849 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
11850 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11851 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
11852 * config/xtensa/xtensa.c: Likewise.
11853 * config/stormy16/stormy16.c: Likewise.
11854 * config/iq2000/iq2000.c: Likewise.
11855 * config/rs6000/rs6000.c: Likewise.
11856 * config/picochip/picochip.c: Likewise.
11857 * config/arc/arc.c: Likewise.
11858 * config/mcore/mcore.c: Likewise.
11859 * config/score/score.c: Likewise.
11860 * config/mips/mips.c: Likewise.
11861 * config/bfin/bfin.c: Likewise.
11862 * config/ia64/ia64.c: Likewise (disabled though).
11864 * config/frv/frv.h: Remove pointless remark.
11866 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
11867 TARGET_PROMOTE_FUNCTION_ARGS,
11868 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
11869 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
11871 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
11873 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
11874 -floop-parallelize-all.
11875 * toplev.c (process_options): Rename flag_graphite_force_parallel to
11876 flag_loop_parallelize_all.
11877 * tree-ssa-loop.c (gate_graphite_transforms): Same.
11878 * graphite.c (graphite_transform_loops): Same.
11879 * common.opt: Same.
11880 * graphite-poly.c (apply_poly_transforms): Same.
11882 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
11884 PR tree-optimization/40914
11885 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
11886 if set, then check the delta field of the PMF record.
11887 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
11888 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
11889 call is stored in the delta.
11891 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
11893 * config/mips/mips.md (*clear_upper32_dext): New pattern.
11895 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
11897 * config/i386/bsd.h (ASM_BYTE): New define.
11898 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
11899 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
11900 .byte. Use fputs or putc instead of fprintf where appropriate.
11901 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
11902 fputs or putc instead of fprintf where appropriate.
11903 * config/i386/i386elf.h: Ditto.
11904 * config/i386/sysv4.h: Ditto.
11906 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
11907 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
11908 (*tls_global_dynamic_64): Ditto.
11910 2009-07-31 Christian Bruel <christian.bruel@st.com>
11912 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
11914 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11916 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
11917 Remove dead code for MINUS.
11919 2009-07-31 Anthony Green <green@moxielogic.com>
11921 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
11923 (moxie_expand_epilogue): Ditto for epilogue.
11924 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
11925 incoming arguments.
11926 (moxie_function_arg): Ditto.
11927 (moxie_pass_by_reference): Ditto.
11928 (moxie_arg_partial_bytes): Ditto.
11929 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
11930 (FUNCTION_ARG_ADVANCE) Ditto.
11931 (REG_PARM_STACK_SPACE) Ditto.
11932 (FUNCTION_ARG_REGNO_P) Dito.
11934 * config.gcc: Add moxie linux config support.
11935 * gcc/config/moxie/uclinux.h: New file.
11937 2009-07-31 DJ Delorie <dj@redhat.com>
11939 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
11940 (UNSPECV_SP_SWITCH_E): New.
11941 (sp_switch_1): Change to an unspec.
11942 (sp_switch_2): Change to an unspec. Don't use post-inc when we
11944 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
11945 reference the new stack's address
11947 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11949 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
11950 graphite-clast-to-gimple.o, graphite-dependences.o,
11951 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
11952 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
11953 (graphite-blocking.o,
11954 graphite-clast-to-gimple.o, graphite-dependences.o,
11955 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
11956 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
11957 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
11958 * cfgloop.h (struct loop): Add can_be_parallel field.
11959 * common.opt (fgraphite-identity): Moved up.
11960 (fgraphite-force-parallel): New flag.
11961 * graphite.c: Rewrite.
11962 * graphite.h: Rewrite.
11963 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
11965 * toplev.c (graphite_out_file): New file descriptor.
11966 (graphite_in_file): New.
11967 (process_options): flag_graphite_force_parallel cannot be used without
11969 * tree-ssa-loop.c: Include toplev.h.
11970 (gate_graphite_transforms): Enable flag_graphite for
11971 flag_graphite_force_parallel.
11973 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11975 * ChangeLog.graphite: New.
11976 * graphite-blocking.c: New.
11977 * graphite-clast-to-gimple.c: New.
11978 * graphite-clast-to-gimple.h: New.
11979 * graphite-dependences.c: New.
11980 * graphite-dependences.h: New.
11981 * graphite-interchange.c: New.
11982 * graphite-poly.c: New.
11983 * graphite-poly.h: New.
11984 * graphite-ppl.c: New.
11985 * graphite-ppl.h: New.
11986 * graphite-scop-detection.c: New.
11987 * graphite-scop-detection.h: New.
11988 * graphite-sese-to-poly.c: New.
11989 * graphite-sese-to-poly.h: New.
11993 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11995 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
11996 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
11998 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12000 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
12001 (scev_is_linear_expression): Return false if the evolution is not
12002 affine multivariate.
12004 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12006 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
12007 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
12009 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12011 * tree-data-ref.c (debug_data_references): New.
12012 (debug_data_reference): New.
12013 * tree-data-ref.h (debug_data_references): Declared.
12014 (debug_data_reference): Declared.
12016 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12018 * tree-data-ref.c (stmt_simple_memref_p: Removed.
12019 * tree-data-ref.h (scop_p): Removed.
12020 (struct data_reference): Remove field scop.
12021 (DR_SCOP): Removed.
12022 (stmt_simple_memref_p): Removed.
12024 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12026 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
12027 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
12030 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12032 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
12034 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12036 * doc/invoke.texi (-fgraphite-identity): Documented.
12038 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12040 * tree-scalar-evolution.c: Fix comment.
12041 (instantiate_scev_1): Return unknow from scev instantiation if the
12042 result is not above instantiate_below.
12044 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12046 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
12047 static anymore. Instantiate the symbols that may have been introduced
12049 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
12052 2009-07-30 DJ Delorie <dj@redhat.com>
12054 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
12055 .vliw directive to VLIW sections.
12057 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12059 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
12061 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
12062 (AUTOHEADER): New variable.
12063 ($(srcdir)/cstamp-h.in): Use it.
12065 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
12066 Pat Haugen <pthaugen@us.ibm.com>
12067 Revital Eres <ERES@il.ibm.com>
12069 * config/rs6000/vector.md (VEC_F): Add VSX support.
12072 (mov<mode>): Ditto.
12073 (vector_load_<mode>): Ditto.
12074 (vector_store_<mode>): Ditto.
12075 (vector GPR move split): Ditto.
12076 (vec_reload_and_plus_<mptrsize>): Ditto.
12077 (vec_reload_and_reg_<mptrsize>): Ditto.
12078 (add<mode>3): Ditto.
12079 (sub<mode>3): Ditto.
12080 (mul<mode>3): Ditto.
12081 (neg<mode>2): Ditto.
12082 (abs<mode>2): Ditto.
12083 (smin<mode>3): Ditto.
12084 (smax<mode>3): Ditto.
12085 (vector_eq<mode>): Ditto.
12086 (vector_gt<mode>): Ditto.
12087 (vector_ge<mode>): Ditto.
12088 (vector_gtu<mode>): Ditto.
12089 (vector_select_<mode>_uns): Ditto.
12090 (vector_eq_<mode>_p): Ditto.
12091 (vector_gt_<mode>_p): Ditto.
12092 (vector_ge_<mode>_p): Ditto.
12093 (vector_gtu_<mode>_p): Ditto.
12094 (cr6_test_for_zero): Ditto.
12095 (cr6_test_for_zero_reverse): Ditto.
12096 (cr6_test_for_lt): Ditto.
12097 (cr6_test_for_lt_reverse): Ditto.
12098 (xor<mode>3): Ditto.
12099 (ior<mode>3): Ditto.
12100 (and<mode>3): Ditto.
12101 (one_cmpl<mode>2): Ditto.
12102 (nor<mode>2): Ditto.
12103 (andc<mode>2): Ditto.
12104 (float<VEC_int<mode>2): Ditto.
12105 (unsigned_float<VEC_int><mode>2): Ditto.
12106 (fix_trunc<mode><VEC_int>2): Ditto.
12107 (fixuns_trunc<mode><VEC_int>2): Ditto.
12109 (vec_set<mode>): Ditto.
12110 (vec_extract<mode>): Ditto.
12111 (vec_interleave_highv4sf): Ditto.
12112 (vec_interleave_lowv4sf): Ditto.
12113 (vec_realign_load_<mode>): Ditto.
12114 (vec_shl_<mode>): Ditto.
12115 (vec_shr_<mode>): Ditto.
12116 (div<mode>3): New patterns for VSX.
12117 (vec_interleave_highv2df): Ditto.
12118 (vec_interleave_lowv2df): Ditto.
12119 (vec_pack_trunc_v2df): Ditto.
12120 (vec_pack_sfix_trunc_v2df): Ditto.
12121 (vec_pack_ufix_trunc_v2df): Ditto.
12122 (vec_unpacks_hi_v4sf): Ditto.
12123 (vec_unpacks_lo_v4sf): Ditto.
12124 (vec_unpacks_float_hi_v4si): Ditto.
12125 (vec_unpacks_float_lo_v4si): Ditto.
12126 (vec_unpacku_float_hi_v4si): Ditto.
12127 (vec_unpacku_float_lo_v4si): Ditto.
12128 (movmisalign<mode>): Ditto.
12129 (vector_ceil<mode>2): New patterns for vectorizing math library.
12130 (vector_floor<mode>2): Ditto.
12131 (vector_btrunc<mode>2): Ditto.
12132 (vector_copysign<mode>3): Ditto.
12134 * config/rs6000/predicates.md (easy_vector_constant_msb): New
12135 predicate for setting the high bit in each word, used for copysign.
12137 * config/rs6000/ppc-asm.h (f19): Whitespace.
12138 (f32-f63): Define if VSX.
12139 (v0-v31): Define if Altivec.
12140 (vs0-vs63): Define if VSX.
12142 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
12144 * config/rs6000/power7.md: New file, provide tuning parameters for
12147 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
12148 (rs6000_cpu_cpp_builtins): Ditto.
12149 (altivec_overloaded_builtins): Ditto.
12150 (altivec_resolve_overloaded_builtin): Ditto.
12152 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
12153 debug switch to disable vectorizing simple math builtin
12156 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
12157 Vectorize simple math builtin functions.
12158 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
12159 hook to vectorize math builtins.
12160 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
12161 (rs6000_builtin_conversion): Add VSX/power7 support.
12162 (rs6000_builtin_vec_perm): Ditto.
12163 (vsplits_constant): Add support for loading up a vector constant
12164 with just the high bit set in each part.
12165 (rs6000_expand_vector_init): Add VSX/power7 support.
12166 (rs6000_expand_vector_set): Ditto.
12167 (rs6000_expand_vector_extract): Ditto.
12168 (rs6000_emit_move): Ditto.
12169 (bdesc_3arg): Ditto.
12170 (bdesc_2arg): Ditto.
12171 (bdesc_1arg): Ditto.
12172 (rs6000_expand_ternop_builtin): Ditto.
12173 (altivec_expand_builtin): Ditto.
12174 (rs6000_expand_unop_builtin): Ditto.
12175 (rs6000_init_builtins): Ditto.
12176 (altivec_init_builtins): Ditto.
12177 (builtin_function_type): Ditto.
12178 (rs6000_common_init_builtins): Ditto.
12179 (rs6000_handle_altivec_attribute); Ditto.
12180 (rs6000_mangle_type): Ditto.
12181 (rs6000_vector_mode_supported_p): Ditto.
12182 (rs6000_mode_dependent_address): Altivec addresses with AND -16
12183 are mode dependent.
12185 * config/rs6000/vsx.md: New file for VSX support.
12187 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
12188 identifing values with just the most significant bit set.
12189 (enum rs6000_builtins): Add builtins for VSX. Add simple math
12190 vectorized builtins.
12192 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
12193 (UNSPEC_VRFIM): Delete.
12194 (splitter for loading up vector with most significant bit): New
12195 splitter for vectorizing copysign.
12196 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
12197 vectorizing simple math functions.
12198 (altivec_vrfip): Add support for vectorizing simple math functions.
12199 (altivec_vrfim): Ditto.
12200 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
12202 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
12203 (power7.md, vsx.md): Include for power7 support.
12204 (copysigndf3): Use VSX instructions if -mvsx.
12205 (negdf2_fpr): Ditto.
12206 (absdf2_fpr): Ditto.
12207 (nabsdf2_fpr): Ditto.
12208 (adddf3_fpr): Ditto.
12209 (subdf3_fpr): Ditto.
12210 (muldf3_fpr): Ditto.
12211 (divdf3_fpr): Ditto.
12212 (fix_truncdfdi2_fpr): Ditto.
12213 (cmpdf_internal1): Ditto.
12214 (fred, fred_fpr): Convert into expander/insn to add VSX support.
12215 (btruncdf2, btruncdf2_fpr): Ditto.
12216 (ceildf2, ceildf2_fpr): Ditto.
12217 (floordf2, floordf2_fpr): Ditto.
12218 (floatdidf2, floatdidf2_fpr): Ditto.
12219 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
12220 (fmsubdf4_fpr): Ditto.
12221 (fnmadddf4_fpr_1): Ditto.
12222 (fnmadddf4_fpr_2): Ditto.
12223 (fnmsubdf4_fpr_1): Ditto.
12224 (fnmsubdf4_fpr_2): Ditto.
12225 (fixuns_truncdfdi2): Add expander for VSX support.
12226 (fix_truncdfdi2): Ditto.
12227 (fix_truncdfsi2): Ditto.
12228 (ftruncdf2): Ditto.
12229 (btruncsf2): Whitespace.
12230 (movdf_hardfloat32): Add support for VSX registers.
12231 (movdf_softfloat32): Ditto.
12232 (movdf_hardfloat64): Ditto.
12233 (movdf_hardfloat64_mfpgpr): Ditto.
12234 (movdf_softfloat64): Ditto.
12235 (movti splitters): Add check for vector registers supporting
12236 TImode in the future.
12237 (bpermd): Add power7 bpermd instruction.
12239 * config/rs6000/altivec.h (vec_div): Define if VSX.
12242 (vec_nmadd): Ditto.
12243 (vec_nearbyint): Ditto.
12246 (all predicates): Use the generic builtin function, and not the V4SF
12247 specific function so that the predicates will work with VSX's V2DF.
12248 (vec_all_*): Ditto.
12249 (vec_any_*): Ditto.
12251 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
12252 Document new VSX functions and types.
12254 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
12257 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
12258 "wa", and "j" constraints. Modify "v" to talk about Altivec
12259 instead of just vector.
12261 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
12264 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
12265 location for phi arguments.
12266 (rewrite_update_phi_arguments): Find locations for reaching defs.
12267 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
12268 Add location to add_phi_arg calls.
12269 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
12270 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
12271 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
12272 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
12273 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
12274 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
12275 * tree-phinodes.c (make_phi_node): Initialize location.
12276 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
12277 (add_phi_arg): Add location parameter.
12278 (remove_phi_arg_num): Move location when moving phi argument.
12279 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
12281 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
12282 slpeel_update_phi_nodes_for_guard1,
12283 slpeel_update_phi_nodes_for_guard2,
12284 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
12285 vect_loop_versioning): Set locations.
12286 * tree-parloops.c (create_phi_for_local_result,
12287 transform_to_exit_first_loop, create_parallel_loop): Add locations.
12288 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
12289 * tree-vect-loop.c (get_initial_def_for_induction,
12290 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
12292 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
12293 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
12294 (gimple_phi_arg_set_location): New. Set locus.
12295 (gimple_phi_arg_has_location): New. Check for locus.
12296 (redirect_edge_var_map_location): New. Return locus from var_map.
12297 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
12298 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
12299 combining PHI arguments.
12300 (cond_store_replacement): Set location.
12301 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
12302 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
12303 scop_add_exit_phis_edge): Add locations.
12304 * tree-cfgcleanup.c (remove_forwarder_block,
12305 remove_forwarder_block_with_phi): Add locations.
12306 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
12307 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
12309 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
12310 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
12311 flush_pending_stmts): Add source location.
12312 * lambda-code.c (perfect_nestify): Maintain location stack with argument
12313 stack to preserve locations.
12314 * tree-vect-stmts.c (vectorizable_load): Add location.
12315 * tree-inline.c (copy_phis_for_bb): Copy locus.
12316 (setup_one_parameter): Add call locus to inlined parameter stmts.
12317 (initialize_inlined_parameters): Pass in call location as parameter
12319 (tree_function_versioning): Pass location to setup_one_parameter.
12320 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
12321 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
12322 copy and edge lists.
12323 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
12324 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
12325 locus parameter and override the stmt default if provided.
12326 (new_elim_graph, clear_elim_graph, delete_elim_graph,
12327 elim_graph_add_edge, elim_graph_remove_succ_edge,
12328 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
12329 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
12330 eliminate_phi): Add locus info in elimination graph for each edge and
12332 (insert_backedge_copies): Copy locus if present.
12333 * tree-flow.h (struct _edge_var_map): Add locus field.
12334 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
12335 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
12336 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
12338 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
12340 2009-07-30 Martin Jambor <mjambor@suse.cz>
12342 PR tree-optimization/40570
12343 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
12344 use inlining loops.
12346 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
12348 * ssa-loop-manip.c: Include langhooks.h.
12349 (rewrite_phi_with_iv): New.
12350 (rewrite_all_phi_nodes_with_iv): New.
12351 (canonicalize_loop_ivs): Move here from tree-parloops.c.
12352 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
12353 * tree-parloops.c (loop_parallel_p): Move out all conditions
12354 except dependency check.
12355 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
12356 (gen_parallel_loop): Call canonicalize_loop_ivs without
12357 reduction_list argument.
12358 (build_new_reduction): New.
12359 (gather_scalar_reductions): New.
12360 (try_get_loop_niter): New.
12361 (try_create_reduction_list): New.
12362 (parallleize_loops): Change the parallel conditions check.
12363 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
12364 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
12366 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
12368 * opt-functions.awk (opt_args): Allow argument to be enclosed in
12370 * doc/options.texi (Option properties): Mention new quoting syntax.
12372 2009-07-29 Douglas B Rupp <rupp@gnat.com>
12374 * config/alpha/alpha.c (alpha_start_function):
12375 Handle VMS_DEBUG_MAIN_POINTER
12376 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
12377 * doc/invoke.texi: Document -mdebug-main switch.
12379 2009-07-29 Richard Henderson <rth@redhat.com>
12381 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
12382 (cgraph_create_edge_including_clones): Likewise.
12383 * tree-inline.c (copy_bb): Operate on the correct edges
12384 when updating the callgraph.
12386 2009-07-29 Douglas B Rupp <rupp@gnat.com>
12388 * config/alpha/vms-cc.c: Deleted.
12389 * config/alpha/vms-ld.c: Deleted.
12390 * config/alpha/t-vms64: Moved to config/vms
12391 * config/alpha/vms-crt0-64.c: Moved to config/vms
12392 * config/alpha/vms-crt0.c: Moved to config/vms
12393 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
12394 * config/alpha/vms-psxcrt0.c: Moved to config/vms
12395 * config/alpha/xm-vms.h: Moved to config/vms
12396 * config/alpha/x-vms: Moved to config/vms
12397 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
12399 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
12400 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
12402 * config/vms/t-vms64: Moved here from config/alpha
12403 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
12404 (argc,argv,envp): Enforce 32bit malloc'ing.
12405 * config/vms/vms-psxcrt0-64.c: Likewise.
12406 * config/vms/vms-crt0.c: Moved here from config/alpha.
12407 * config/vms/vms-psxcrt0.c: Likewise.
12408 * config/vms/vms-crtl-64.h: New file.
12409 * config/vms/vms-crtl.h: New file.
12410 * config/vms/vms.opt: New file.
12411 * config/vms/xm-vms64.h: New file.
12412 * config/vms/xm-vms.h: Moved here from config/alpha.
12413 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
12415 * config/vms/x-vms: Moved here from config/alpha.
12416 (version, VMS_EXTRA_PARTS): Moved to t-vms.
12417 (vms-ld.o, vms-cc.o): Removed.
12418 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
12420 2009-07-29 Douglas B Rupp <rupp@gnat.com>
12422 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
12423 correct stack (obvious VMS fix).
12425 2009-07-29 Douglas B Rupp <rupp@gnat.com>
12427 * dwarf2out.c (output_file_names): Output VMS style file name, size,
12428 date, version info if VMS_DEBUGGING_INFO defined.
12429 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
12430 size, date calculating code moved here.
12432 2009-07-29 Paul Brook <paul@codesourcery.com>
12434 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
12437 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
12440 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
12441 to DImode when generating insq_le insn.
12443 2009-07-28 Douglas B Rupp <rupp@gnat.com>
12445 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
12446 New macro set for VMS_DEBUGGGING_INFO.
12447 (AT_string_form): Use it.
12449 2009-07-28 DJ Delorie <dj@redhat.com>
12451 * config/mep/mep.c (vtext_section): New.
12452 (vftext_section): New.
12453 (ftext_section): New.
12454 (mep_select_section): Add support for functions.
12455 (mep_unique_section): Likewise.
12456 (mep_asm_init_sections): Likewise.
12457 (mep_encode_section_info): Remove it from here.
12459 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
12461 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
12463 * tree.h (TREE_DEPRECATED): Document it is used for types too.
12464 (TYPE_VECTOR_OPAQUE): Use default_def_flag
12466 2009-07-28 Douglas B Rupp <rupp@gnat.com>
12468 * dwarf2out.c (output_file_names): Test new macro
12469 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
12470 (add_comp_dir_attribute): Likewise.
12472 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
12474 * config/i386/mingw-w64.h (LINK_SPEC): Add
12475 separating space between commands.
12477 2009-07-28 Jan Hubicka <jh@suse.cz>
12479 PR tree-optimization/40759
12480 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
12483 2009-07-27 DJ Delorie <dj@redhat.com>
12485 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
12486 types are dword-aligned.
12487 (mep_expand_va_start): Likewise.
12489 2009-07-27 Olivier Hainque <hainque@adacore.com>
12490 Douglas B Rupp <rupp@gnat.com>
12492 * convert.c (convert_to_pointer): Don't assume the target
12493 pointer type is POINTER_SIZE long. Fetch its precision instead.
12495 2009-07-27 Douglas B Rupp <rupp@gnat.com>
12497 * system.h (fopen): Undefine if macro.
12499 2009-07-27 Jakub Jelinek <jakub@redhat.com>
12501 * dwarf2out.c (output_cfi_p): Removed.
12502 (output_cfis): New function.
12503 (output_fde): New function, split from output_call_frame_info.
12504 (output_call_frame_info): Use it.
12505 (dwarf2out_switch_text_section): Use output_cfis.
12507 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
12509 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
12510 TARGET_BI_ARCH is specified without enabling SJLJ.
12511 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
12512 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
12514 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
12516 * arm.md (negdi2): Use DImode if forcing a value into a register.
12518 2009-07-26 Ira Rosen <irar@il.ibm.com>
12520 PR tree-optimization/40801
12521 * tree-vect-stmts.c (vectorizable_call): Get previous copy
12522 of vector operand from the previous copy of vector statement.
12523 Pass the correct definition type value to
12524 vect_get_vec_def_for_stmt_copy().
12526 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12528 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
12529 const char ** conversion.
12531 2009-07-25 David Daney <ddaney@caviumnetworks.com>
12533 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
12534 fancy_abort() if !ENABLE_ASSERT_CHECKING.
12535 (gcc_unreachable): Invoke __builtin_unreachable() if
12536 !ENABLE_ASSERT_CHECKING.
12538 2009-07-25 David Daney <ddaney@caviumnetworks.com>
12540 PR rtl-optimization/40445
12541 * emit-rtl.c (next_nonnote_insn_bb): New function.
12542 * rtl.h (next_nonnote_insn_bb): Declare new function.
12543 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
12544 with no successors that is the successor of the ENTRY_BLOCK.
12545 Continue from the top after removing an empty fallthrough block.
12546 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
12547 of next_nonnote_insn.
12549 2009-07-25 David Daney <ddaney@caviumnetworks.com>
12551 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
12553 2009-07-25 Martin Jambor <mjambor@suse.cz>
12555 * c-common.c (c_common_attribute_table): New element for noclone.
12556 (handle_noclone_attribute): New function. Forward-declare.
12557 * tree-inline.c (tree_versionable_function_p): Check for noclone
12559 * doc/extend.texi (Labels as Values): Document need for noclone.
12560 (Function Attributes): Document noclone attribute.
12562 2009-07-25 Jakub Jelinek <jakub@redhat.com>
12564 PR rtl-optimization/34999
12565 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
12566 and dw_fde_switched_cold_to_hot fields.
12567 (output_cfi_p): New function.
12568 (output_call_frame_info): If fde->dw_fde_switched_sections,
12569 output 2 FDEs instead of one with corrupted header.
12570 (dwarf2out_do_cfi_startproc): New function.
12571 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
12572 and fde->dw_fde_switched_cold_to_hot.
12573 (dwarf2out_switch_text_section): Compute
12574 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
12575 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
12576 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
12577 Otherwise, compute fde->dw_fde_switch_cfi.
12579 2009-07-24 Cary Coutant <ccoutant@google.com>
12581 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
12583 2009-07-24 Cary Coutant <ccoutant@google.com>
12585 * cfghooks.c (split_block): Copy discriminator to new block.
12586 * tree-cfg.c (assign_discriminator): Check location of last
12587 instruction in block as well as first.
12589 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
12591 * config/i386/linux.c: Use fputs or putc instead of fprintf
12593 * config/i386/gas.h: Ditto.
12594 * config/i386/x86-64.h: Ditto.
12595 * config/i386/att.h: Ditto.
12597 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12599 * expmed.c (emit_store_flag): Use a recursive call to optimize the
12602 2009-07-24 Martin Jambor <mjambor@suse.cz>
12604 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
12605 (ipa_push_func_to_list_1): Declare.
12606 (ipa_push_func_to_list): New function.
12608 * ipa-prop.c (ipa_push_func_to_list_1): New function.
12609 (ipa_init_func_list): Call ipa_push_func_to_list_1.
12610 (ipa_push_func_to_list): Removed.
12611 (ipa_pop_func_from_list): Clear node_enqueued flag.
12613 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
12615 * config/s390/s390.c (override_options): Default
12616 max-unrolled-insns to 100 for z10 tuning.
12618 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
12620 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
12621 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
12622 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
12623 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
12624 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
12625 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
12626 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
12628 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
12630 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
12631 use default set in mingw32.h header.
12632 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
12633 64-bit /mingw/include path.
12634 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
12637 2009-07-23 Neil Vachharajani <nvachhar@google.com>
12639 PR rtl-optimization/40209
12640 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
12642 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
12644 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
12645 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
12646 with the rest of string where appropriate. Use fputs or putc
12647 instead of fprintf where appropriate.
12649 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
12650 Pat Haugen <pthaugen@us.ibm.com>
12651 Revital Eres <ERES@il.ibm.com>
12653 * config/rs6000/vector.md: New file. Move most of the vector
12654 expander support here from altivec.md to allow for the VSX vector
12655 unit in the future. Add support for secondary_reload patterns.
12656 Rewrite the patterns for vector comparison, and vector comparison
12657 predicate instructions so that the RTL expresses the desired
12658 behavior, instead of using unspec.
12660 * config/rs6000/constraints.md ("f" constraint): Use
12661 rs6000_constraints to hold the precalculated register class.
12662 ("d" constraint): Ditto.
12663 ("wd" constraint): New constraint for VSX.
12664 ("wf" constraint): Ditto.
12665 ("ws" constraint): Ditto.
12666 ("wa" constraint): Ditto.
12667 ("wZ" constraint): Ditto.
12668 ("j" constraint): Ditto.
12670 * config/rs6000/predicates.md (vsx_register_operand): New
12672 (vfloat_operand): New predicate for vector.md.
12673 (vint_operand): Ditto.
12674 (vlogical_operand): Ditto.
12675 (easy_fp_constant): If VSX, 0.0 is an easy constant.
12676 (easy_vector_constant): Add VSX support.
12677 (altivec_indexed_or_indirect_operand): New predicate for
12678 recognizing Altivec style memory references with AND -16.
12680 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
12681 for vector secondary reload support.
12682 (rs6000_vector_reg_class): Delete, replacing it with
12683 rs6000_constraints.
12684 (rs6000_vsx_reg_class): Ditto.
12685 (rs6000_constraints): New array to hold the register classes of
12686 each of the register constraints that can vary at runtime.
12687 (builtin_mode_to_type): New static array for builtin function type
12689 (builtin_hash_table): New static hash table for builtin function
12691 (TARGET_SECONDARY_RELOAD): Define target hook.
12692 (TARGET_IRA_COVER_CLASSES): Ditto.
12693 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
12694 registers are 128 bits if VSX memory reference instructions are used.
12695 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
12696 unit is being used.
12697 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
12698 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
12699 Print several of the scheduling related parameters.
12700 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
12701 rs6000_constraints instead of rs6000_vector_reg_class. Move
12702 -mdebug=reg code to rs6000_debug_reg_global. Add support for
12703 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
12704 Altivec. Add VSX support. Setup for secondary reload support on
12705 Altivec/VSX registers.
12706 (rs6000_override_options): Make power7 set the scheduling groups
12707 like the power5. Add support for new debug switches to override
12708 the scheduling defaults. Temporarily disable -mcpu=power7 from
12709 setting -mvsx. Add support for debug switches -malways-hint,
12710 -msched-groups, and -malign-branch-targets.
12711 (rs6000_buitlin_conversion): Add support for returning unsigned
12712 vector conversion functions to fix regressions due to stricter
12714 (rs6000_builtin_mul_widen_even): Ditto.
12715 (rs6000_builtin_mul_widen_odd): Ditto.
12716 (rs6000_builtin_vec_perm): Ditto.
12717 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
12718 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
12719 to zero a register.
12720 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
12721 generated upstream.
12722 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
12723 VSX types for bit operations. Changes to accomidate vector.md.
12724 (bdesc_2arg): Ditto.
12725 (bdesc_1arg): Ditto.
12726 (struct builtin_description_predicates): Rewrite predicate
12727 handling so that RTL describes the operation, instead of passing
12728 the instruction to be used as a string argument.
12729 (bdesc_altivec_preds): Ditto.
12730 (altivec_expand_predicate_builtin): Ditto.
12731 (altivec_expand_builtin): Ditto.
12732 (rs6000_expand_ternop_builtin): Use a switch instead of an if
12733 statement for vsldoi support.
12734 (altivec_expand_ld_builtin): Change to use new names from vector.md.
12735 (altivec_expand_st_builtin): Ditto.
12736 (paired_expand_builtin): Whitespace changes.
12737 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
12738 builtin_mode_to_type table for secondary reload. Call
12739 builtin_function_type to build random builtin functions.
12740 (altivec_init_builtins): Change to use builtin_function_type to
12741 create builtin function types dynamically as we need them.
12742 (builtin_hash_function): New support for hashing the tree types
12743 for builtin function as we need it, rather than trying to build
12744 all of the trees that we need. Add initial preliminary VSX support.
12745 (builtin_function_type): Ditto.
12746 (builtin_function_eq): Ditto.
12747 (builtin_hash_struct): Ditto.
12748 (rs6000_init_builtins): Ditto.
12749 (rs6000_common_init_builtins): Ditto.
12750 (altivec_init_builtins): Ditto.
12751 (rs6000_common_init_builtins): Ditto.
12752 (enum reload_reg_type): New enum for simplifing reg classes.
12753 (rs6000_reload_register_type): Simplify register classes into GPR,
12754 Vector, and other registers. Altivec and VSX addresses in reload.
12755 (rs6000_secondary_reload_inner): Ditto.
12756 (rs6000_ira_cover_classes): New target hook, that returns the
12757 appropriate cover classes, based on -mvsx being used or not.
12758 (rs6000_secondary_reload_class): Add VSX support.
12759 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
12760 (get_vsel_insn): Ditto.
12761 (rs6000_emit_vector_compare): Rewrite vector conditional support
12762 so that where we can, we use RTL operators, instead of blindly use
12764 (rs6000_emit_vector_select): Ditto.
12765 (rs6000_emit_vector_cond_expr): Ditto.
12766 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
12767 (create_TOC_reference): Add -mdebug=addr support.
12768 (emit_frame_save): VSX loads/stores need register indexed addressing.
12770 * config/rs6000/rs6000.md: Include vector.md.
12772 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
12774 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12775 support for V2DI, V2DF in logical, permute, select operations.
12777 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
12778 switch for vsx/power7.
12779 (-mvsx-scalar-memory): Ditto.
12780 (-mvsx-align-128): Ditto.
12781 (-mallow-movmisalign): Ditto.
12782 (-mallow-df-permute): Ditto.
12783 (-msched-groups): Ditto.
12784 (-malways-hint): Ditto.
12785 (-malign-branch-targets): Ditto.
12787 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
12789 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
12790 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
12791 (rs6000_vector_reg_class): Delete.
12792 (rs6000_vsx_reg_class): Ditto.
12793 (enum rs6000_reg_class_enum): New enum for the constraints that
12794 vary based on target switches.
12795 (rs6000_constraints): New array to hold the register class for all
12796 of the register constraints that vary based on the switches used.
12797 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
12798 (enum rs6000_builtins): Add unsigned varients for the builtin
12799 declarations returned by target hooks for expanding multiplies,
12800 select, and permute operations. Add VSX builtins.
12801 (enum rs6000_builtin_type_index): Add entries for VSX.
12802 (V2DI_type_node): Ditto.
12803 (V2DF_type_node): Ditto.
12804 (unsigned_V2DI_type_node): Ditto.
12805 (bool_long_type_node): Ditto.
12806 (intDI_type_internal_node): Ditto.
12807 (uintDI_type_internal_node): Ditto.
12808 (double_type_internal_node): Ditto.
12810 * config/rs6000/altivec.md (whole file): Move all expanders to
12811 vector.md from altivec.md. Rename insn matching functions to be
12813 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
12814 (altivec_vcmp*): Ditto.
12815 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
12816 (VM): New iterator for moves that includes the VSX types.
12817 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
12818 (altivec_vperm_<mode>_uns): New, for unsigned types.
12819 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
12820 (altivec_eq<mode>): Ditto.
12821 (altivec_gt<mode>): Ditto.
12822 (altivec_gtu<mode>): Ditto.
12823 (altivec_eqv4sf): Ditto.
12824 (altivec_gev4sf): Ditto.
12825 (altivec_gtv4sf): Ditto.
12826 (altivec_vcmpbfp_p): Ditto.
12828 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
12830 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
12833 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
12836 * config/i386/i386.c (output_387_ffreep): Rewrite to use
12837 ASM_SHORT instead of .word.
12838 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
12839 instead of .word in asm template.
12841 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
12844 * ira-lives.c (bb_has_abnormal_call_pred): New function.
12845 (process_bb_node_lives): Use it.
12847 * ira.c (setup_cover_and_important_classes): Don't setup
12848 ira_important_class_nums. Add cover classes to the end of
12850 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
12852 (find_reg_class_closure): Use reorder_important_classes.
12854 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
12856 * config/i386/i386.c (i386_ira_cover_classes): New function.
12857 (TARGET_IRA_COVER_CLASSES): Redefine.
12859 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
12860 importance of order of cover classes in the array.
12862 2009-07-22 Diego Novillo <dnovillo@google.com>
12864 * tree-pass.h (TDF_EH): Define.
12865 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
12866 contains TDF_EH, print the EH region number holding GS.
12867 * tree-dump.c (dump_options): Add "eh".
12868 * doc/invoke.texi: Document it.
12870 2009-07-22 Doug Kwan <dougkwan@google.com>
12872 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
12874 2009-07-22 Michael Matz <matz@suse.de>
12876 PR tree-optimization/35229
12877 PR tree-optimization/39300
12879 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
12880 (inhibit_phi_insertion): New function.
12881 (insert_into_preds_of_block): Call it for REFERENCEs.
12882 (init_pre): Initialize and finalize scalar evolutions.
12883 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
12885 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
12887 * config/i386/predicates.md (zero_extended_scalar_load_operand):
12888 Use CONST_VECTOR_NUNITS to determine number of elements.
12890 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
12892 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
12893 (U, W): Constraints are now deprecated and will be removed if we
12894 run out of letters.
12895 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
12897 ("prefetch"): Add the stcmh instruction for prefetching.
12898 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
12900 (s390_short_displacement): Return always true if compiling for
12901 machines not providing the long displacement facility.
12902 (s390_mem_constraint): Support the new constraint letter Z.
12903 (s390_check_qrst_address): New function.
12905 2009-07-21 DJ Delorie <dj@redhat.com>
12907 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
12910 2009-07-21 Jason Merrill <jason@redhat.com>
12912 * c-common.c (max_tinst_depth): Increase default to 1024.
12914 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
12916 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
12917 (vec_unpacku_float_lo_v4si): Ditto.
12919 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
12922 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
12923 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
12924 (builtin_description): Add __builtin_ia32_cvtudq2ps.
12925 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
12927 2009-07-21 Jakub Jelinek <jakub@redhat.com>
12929 PR tree-optimization/40813
12930 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
12933 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
12935 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
12936 with a NOP_EXPR if needed.
12938 2009-07-21 Paul Brook <paul@codesourcery.com>
12940 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
12941 Terminate debug dump with newline.
12943 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12945 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
12946 Cast "1" to unsigned HOST_WIDE_INT.
12947 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
12948 deposit length to the maximum length - lsb. Extend length if
12949 HOST_BITS_PER_WIDE_INT is 32.
12951 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
12953 * cgraph.h (constant_pool_htab): New function.
12954 (constant_descriptor_tree): Move from varasm.c.
12955 * varasm.c (constant_pool_htab): New function.
12956 (constant_descriptor_tree): Move to cgraph.h.
12958 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
12960 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
12962 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
12964 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
12967 2009-07-20 Xinliang David Li <davidxl@google.com>
12969 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
12971 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
12973 * config/mips/mips.md (move_type): Add arith.
12974 (type): Handle arith.
12975 (zero_extendsidi2): Rename this into ...
12976 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
12977 (zero_extendsidi2): New expander.
12978 (*zero_extendsidi2_dext): New pattern.
12980 2009-07-20 Nick Clifton <nickc@redhat.com>
12982 * config.gcc (mips64-*-*): Add definition of tm_defines in order
12983 to set MIPS_ABI_DEFAULT.
12984 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
12986 2009-07-20 Jakub Jelinek <jakub@redhat.com>
12988 * tree-object-size.c (addr_object_size): Handle unions with
12989 array in it as last field of structs in __bos (, 1) as __bos (, 0).
12991 PR tree-optimization/40792
12992 * tree.c (build_function_type_skip_args): Remove bogus assert.
12994 2009-07-20 Jan Hubicka <jh@suse.cz>
12995 Martin Jambor <mjambor@suse.cz>
12997 * cgraph.h (combined_args_to_skip): New field.
12998 * cgraph.c (cgraph_create_virtual_clone): Properly handle
12999 combined_args_to_skip and args_to_skip.
13000 * tree-inline.c (update_clone_info): New function.
13001 (tree_function_versioning): Call update_clone_info.
13002 * cgraphunit.c (cgraph_materialize_clone): Dump materialized
13004 (cgraph_materialize_all_clones): More extensive dumping, working
13005 with combined_args_to_skip rather than args_to_skip.
13007 2009-07-20 Ira Rosen <irar@il.ibm.com>
13009 * tree-vectorizer.h (vectorizable_condition): Add parameters.
13010 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
13011 (get_initial_def_for_reduction): Likewise.
13012 (vectorizable_reduction): Skip the check of first operand in case
13013 of COND_EXPR. Add check that it is outer loop vectorization if
13014 nested cycle was detected. Call vectorizable_condition() for
13015 COND_EXPR. If reduction epilogue cannot be created do not fail for
13016 nested cycles (if it is not double reduction). Assert that there
13017 is only one type in the loop in case of COND_EXPR. Call
13018 vectorizable_condition() to vectorize COND_EXPR.
13019 * tree-vect-stmts.c (vectorizable_condition): Update comment.
13020 Add parameters. Allow nested cycles if called from
13021 vectorizable_reduction(). Use reduction vector variable if provided.
13022 (vect_analyze_stmt): Call vectorizable_reduction() before
13023 vectorizable_condition().
13024 (vect_transform_stmt): Update call to vectorizable_condition().
13026 2009-07-20 Christian Bruel <christian.bruel@st.com>
13028 * config/sh/sh.opt (-mfmovd): Resurrect and document.
13029 * doc/invoke.texi (-mfmovd): Likewise.
13030 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
13032 2009-07-20 Jan Hubicka <jh@suse.cz>
13034 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
13035 when handling SSA name.
13037 2009-07-19 Jan Hubicka <jh@suse.cz>
13039 PR tree-optimization/40676
13040 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
13041 virtual PHIs in empty BBs.
13043 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
13045 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
13046 re-expanded the compound use gen_lowpart instead to convert to the
13049 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
13051 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
13052 OUTER_CONST arguments.
13053 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
13054 the new wider mode will be masked off.
13055 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
13057 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
13059 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
13060 high-order bits are zero.
13062 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
13064 * combine.c (simplify_shift_const_1): Split code to determine
13065 shift_mode into ...
13066 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
13067 new bits shifted in are identical to the old sign bit.
13069 2009-07-18 Richard Guenther <rguenther@suse.de>
13072 * gimplify.c (gimplify_call_expr): Reject code using results from
13073 functions returning void.
13075 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
13077 * doc/md.texi: Document the new PowerPC "es" constraint.
13078 Document that "m" can include automodified addresses on this target,
13079 and explain how %U must be used. Extend the "Q" and "Z" documentation
13080 to suggest "es" as well as "m".
13081 * config/rs6000/constraints.md (es): New memory constraint.
13082 (Q, Z): Update strings to match new documentation.
13084 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
13086 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
13087 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
13088 * config/rs6000/predicates.md (volatile_mem_operand): Use
13089 offsettable_nonstrict_memref_p.
13090 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
13091 (*floatunssidf2_internal): Likewise.
13092 (*fix_truncdfsi2_internal): Likewise.
13093 (*fix_trunctfsi2_internal): Likewise.
13095 2009-07-17 Anatoly Sokolov <aesok@post.ru>
13097 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
13098 atmega32u2 devices.
13099 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
13101 2009-07-17 Richard Guenther <rguenther@suse.de>
13104 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
13105 (pass_warn_unused_result): Likewise.
13106 (TODO_set_props): Remove.
13107 * omp-low.c (diagnose_omp_structured_block_errors): Change to
13109 (pass_diagnose_omp_blocks): Define.
13110 * c-decl.c (pop_file_scope): Do not finalize the CU here.
13111 (c_gimple_diagnostics_recursively): Remove.
13112 (finish_function): Do not call it.
13113 (c_write_global_declarations): Continue after errors.
13114 Finalize the CU here.
13115 * c-gimplify.c (c_genericize): Do not gimplify here.
13116 * c-common.c (c_warn_unused_result): Move ...
13117 * tree-cfg.c (do_warn_unused_result): ... here.
13118 (run_warn_unused_result): New function.
13119 (gate_warn_unused_result): New function.
13120 (pass_warn_unused_result): New pass.
13121 * c-common.h (c_warn_unused_result): Remove.
13122 * flags.h (flag_warn_unused_result): Declare.
13123 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
13124 * opts.c (flag_warn_unused_result): Initialize to false.
13125 * toplev.c (compile_file): Add comment.
13126 * omp-low.c (create_omp_child_function): Do not register
13127 the function with the frontend.
13128 (diagnose_omp_structured_block_errors): Prepare to be
13129 called as optimization pass.
13130 (gate_diagnose_omp_blocks): New function.
13131 (pass_diagnose_omp_blocks): New pass.
13132 * cgraph.h (cgraph_optimize): Remove.
13133 (cgraph_analyze_function): Likewise.
13134 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
13135 * cgraphunit.c (cgraph_lower_function): Lower nested functions
13136 before their parents here.
13137 (cgraph_finalize_function): Not here.
13138 (cgraph_analyze_function): Gimplify functions here.
13139 (cgraph_finalize_compilation_unit): Continue after errors.
13140 Optimize the callgraph from here.
13141 (cgraph_optimize): Make static.
13142 * langhooks.c (write_global_declarations): Finalize the CU.
13143 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
13144 (gimplify_function_tree): Assert we gimplify only once.
13145 Set PROP_gimple_any property.
13146 * tree-nested.c (gimplify_all_functions): New function.
13147 (lower_nested_functions): Gimplify all nested functions.
13148 * gimple.h (diagnose_omp_structured_block_errors): Remove.
13149 * passes.c (init_optimization_passes): Add pass_warn_unused_result
13150 and pass_diagnose_omp_blocks after gimplification. Do not
13151 set TODO_set_props on all_lowering_passes.
13152 (execute_one_pass): Do not handle TODO_set_props.
13153 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
13154 (gimplify.o): Add tree-pass.h dependency.
13155 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
13156 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
13157 (unsave_r): Likewise.
13158 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
13159 temporary variable.
13161 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
13163 * doc/service.texi (Service): Restore previously removed link,
13164 which isn't broken after all.
13166 2009-07-17 Richard Guenther <rguenther@suse.de>
13168 PR tree-optimization/40321
13169 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
13170 PHI nodes to the maximal set.
13171 (make_values_for_phi): Add PHI arguments to the maximal set.
13172 (execute_pre): Dump PHI_GEN and the maximal set.
13174 2009-07-17 Jakub Jelinek <jakub@redhat.com>
13177 * gimplify.c (gimplify_conversion): Don't change non-conversions into
13180 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
13182 * doc/extend.texi (Nested Functions): Replace broken link with
13184 * doc/service.texi (Service): Remove broken link.
13186 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
13189 * builtins.c (expand_builtin_memcmp): Use loc instead of
13190 EXPR_LOCATION (exp).
13191 (expand_builtin_strncmp): Likewise.
13193 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
13194 Manuel López-Ibáñez <manu@gcc.gnu.org>
13197 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
13198 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
13199 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
13200 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
13201 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
13202 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
13203 tree-inline.c, c-common.c, c-common.h, gimple.c,
13204 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
13205 convert.c: Add location argument to fold_{unary,binary,ternary},
13206 fold_build[123], build_call_expr, build_size_arg,
13207 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
13208 fold_build1_initializer, fold_build2_initializer,
13209 fold_build3_initializer, fold_build_call_array,
13210 fold_build_call_array_initializer, fold_single_bit_test,
13211 omit_one_operand, omit_two_operands, invert_truthvalue,
13212 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
13213 combine_comparisons, fold_builtin_*, fold_call_expr,
13214 build_range_check, maybe_fold_offset_to_address, round_up,
13217 2009-07-16 Jason Merrill <jason@redhat.com>
13220 * c-common.c (c_common_reswords): Add __is_standard_layout
13222 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
13223 * doc/implement-cxx.texi: New.
13224 * doc/gcc.texi: Include it.
13226 2009-07-16 DJ Delorie <dj@redhat.com>
13228 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
13229 compares that may be indirectly affected by previous instructions.
13231 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13233 * builtins.c (do_mpc_arg2): New.
13234 (fold_builtin_2): Fold builtin cpow.
13235 * real.h (HAVE_mpc_pow): New.
13237 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
13239 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
13240 comparison to skip unprofitable schedule
13242 2009-07-16 Simon Baldwin <simonb@google.com>
13244 * gcc.c (option_map): New flag -no-canonical-prefixes.
13245 * (display_help): Print help text for new flag.
13246 * (process_command): Move options translation and language specifics
13247 and handle new flag early. Use it to set a function pointer to a
13248 prefix builder. Replace make_relative_prefix calls with calls to
13249 the function pointed to. Ignore new flag in regular options handling.
13250 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
13252 2009-07-15 DJ Delorie <dj@redhat.com>
13254 * config/mep/mep.md (sibcall_internal): Change register to avoid
13255 argument registers.
13256 (sibcall_value_internal): Likewise.
13258 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
13260 PR rtl-optimization/40710
13261 * resource.c (mark_target_live_regs): Reset DF problem to LR.
13263 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
13265 * config/mips/mips.md (*extenddi_truncate<mode>,
13266 *extendsi_truncate<mode>): Change type attribute to move_type
13267 with shift_shift. Split out code handling exts from here ...
13268 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
13270 (*extendhi_truncateqi): Change type attribute to move_type with
13271 shift_shift. Split out code handling exts from here ...
13272 (*extendhi_truncateqi_exts): ... to this new pattern.
13274 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
13276 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
13277 instead of "and" with inverted sign bit mask value. Use
13278 "nonimmediate_operand" for operand 1 and operand 2 predicate.
13279 Allocate registers only for operand 4 and operand 5.
13281 2009-07-15 Jakub Jelinek <jakub@redhat.com>
13283 PR middle-end/40747
13284 * fold-const.c (fold_cond_expr_with_comparison): When folding
13285 < and <= to MIN, make sure the MIN uses the same type as the
13286 comparison's operands.
13288 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
13290 * arm.md (ior_xor): New code iterator.
13291 (split for ior/xor with shift and zero-extend): New split pattern.
13292 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
13294 2009-07-15 Richard Guenther <rguenther@suse.de>
13296 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
13299 2009-07-15 Richard Guenther <rguenther@suse.de>
13301 PR middle-end/40753
13302 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
13304 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
13306 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
13307 handle 2.6.30 kernel.
13309 2009-07-15 DJ Delorie <dj@redhat.com>
13311 * config/mep/mep.md (sibcall_internal): Change register to allow
13312 for 24-bit addresses.
13313 (sibcall_value_internal): Likewise.
13315 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
13317 * doc/invoke.texi: Added descriptions of the scheduling heuristics
13318 that are enabled/disabled by the flags introduced by a previous patch.
13320 2009-07-14 DJ Delorie <dj@redhat.com>
13322 * config/mep/mep.md (sibcall_internal): Include non-toggling
13324 (sibcall_value_internal): Likewise.
13326 2009-07-14 Taras Glek <tglek@mozilla.com>
13327 Rafael Espindola <espindola@google.com>
13329 * doc/sourcebuild.texi: Document install-plugin target.
13330 * configure.ac: Added install-plugin target to language makefiles.
13331 * configure: Regenerate.
13332 * Makefile.in (install-plugin): Install more headers,
13333 depend on lang.install-plugin.
13335 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
13337 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
13340 2009-07-14 DJ Delorie <dj@redhat.com>
13342 * config/mep/mep.c (mep_vliw_jmp_match): New function.
13343 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
13344 * config/mep/mep.md (sibcall_internal): Change test from
13345 mep_vliw_mode_match to mep_vliw_jmp_match.
13346 (sibcall_value_internal): Likewise.
13348 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
13350 * config/i386/sse.md (copysign<mode>3): New expander.
13351 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
13352 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
13353 Use ix86_build_const_vector.
13354 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
13355 IX86_BUILTIN_CPYSGNPD.
13356 (builtin_description): Add __builtin_ia32_copysignps and
13357 __builtin_ia32_copysignpd.
13358 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
13359 and BUILT_IN_COPYSIGNF.
13361 2009-07-13 Jason Merrill <jason@redhat.com>
13363 * builtins.c (can_trust_pointer_alignment): New fn.
13364 (get_pointer_alignment): Factor it out from here.
13365 * tree.h: Declare it.
13367 2009-07-14 David Edelsohn <edelsohn@gnu.org>
13369 * config/rs6000/predicates.md (offsettable_mem_operand): Test
13372 2009-07-14 Dodji Seketeli <dodji@redhat.com>
13376 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
13378 2009-07-14 Richard Guenther <rguenther@suse.de>
13379 Andrey Belevantsev <abel@ispras.ru>
13381 PR middle-end/40745
13382 * cfgexpand.c (partition_stack_vars): Do not bother to update
13383 alias information when not optimizing.
13385 2009-07-14 Richard Guenther <rguenther@suse.de>
13386 Andrey Belevantsev <abel@ispras.ru>
13388 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
13389 (pt_solution_set): Likewise.
13390 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
13391 * tree-ssa-structalias.c (pt_solution_set): New function.
13392 * final.c (rest_of_clean_state): Free SSA data structures.
13393 * print-rtl.c (print_decl_name): Remove.
13394 (print_mem_expr): Implement in terms of print_generic_expr.
13395 * alias.c (ao_ref_from_mem): New function.
13396 (rtx_refs_may_alias_p): Likewise.
13397 (true_dependence): Query alias-export info.
13398 (canon_true_dependence): Likewise.
13399 (write_dependence_p): Likewise.
13400 * tree-dfa.c (get_ref_base_and_extent): For void types leave
13402 * emit-rtl.c (component_ref_for_mem_expr): Remove.
13403 (mem_expr_equal_p): Use operand_equal_p.
13404 (set_mem_attributes_minus_bitpos): Do not use
13405 component_ref_for_mem_expr.
13406 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
13407 (update_alias_info_with_stack_vars): Likewise.
13408 (partition_stack_vars): Call update_alias_info_with_stack_vars.
13409 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
13410 explicitly nor clear stmt operands.
13411 Free the decl-to-pointer map.
13412 * tree-optimize.c (execute_free_datastructures): Do not free
13413 SSA data structures here.
13414 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
13415 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
13416 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
13418 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
13420 2009-07-13 DJ Delorie <dj@redhat.com>
13422 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
13423 unrolling at the right iteration count.
13425 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
13428 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
13430 * haifa-sched.c (rank_for_schedule): Introduced flags to
13431 enable/disable individual scheduling heuristics.
13432 * common.opt: Introduced flags to enable/disable individual
13433 heuristics in the scheduler.
13434 * doc/invoke.texi: Introduced flags to enable/disable individual
13435 heuristics in the scheduler.
13437 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
13439 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
13440 config/i386/mingw-tls.c.
13441 * config/i386/mingw-tls.c: Removed.
13443 2009-07-13 Ira Rosen <irar@il.ibm.com>
13445 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
13446 checks access only relevant statements.
13447 (vectorizable_reduction): Likewise.
13449 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
13451 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
13452 just for 32-bit case.
13454 2009-07-12 Jan Hubicka <jh@suse.cz>
13456 PR tree-optimization/40585
13457 * except.c (expand_resx_expr): When there already is resume
13458 instruction, produce linked list.
13459 (build_post_landing_pads): Assert that resume is empty.
13460 (connect_post_landing_pads): Handle resume lists.
13461 (dump_eh_tree): Dump resume list.
13463 2009-07-12 Ira Rosen <irar@il.ibm.com>
13465 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
13466 with additional argument.
13467 * tree-vectorizer.h (enum vect_def_type): Add
13468 vect_double_reduction_def.
13469 (vect_is_simple_reduction): Add argument.
13470 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
13472 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
13473 vect_is_simple_reduction with additional argument.
13474 (vect_analyze_loop_operations): Handle exit phi nodes in case of
13476 (reduction_code_for_scalar_code): Handle additional codes by
13477 returning ERROR_MARK for them. Fix comment and indentation.
13478 (vect_is_simple_reduction): Fix comment, add argument to specify
13479 double reduction. Detect double reduction.
13480 (get_initial_def_for_induction): Fix indentation.
13481 (get_initial_def_for_reduction): Fix comment and indentation.
13482 Handle double reduction. Create initial definitions that do not
13483 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
13484 (vect_create_epilog_for_reduction): Fix comment, add argument to
13485 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
13486 epilogue result extraction. Create double reduction phi node and
13487 replace relevant uses.
13488 (vectorizable_reduction): Call vect_is_simple_reduction with
13489 additional argument. Fix indentation. Update epilogue code treatment
13490 according to the changes in reduction_code_for_scalar_code. Check
13491 for double reduction. Call vect_create_epilog_for_reduction with
13492 additional argument.
13493 * tree-vect-stmts.c (process_use): Handle double reduction, update
13495 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
13496 (vect_get_vec_def_for_operand): Likewise.
13498 2009-07-12 Danny Smith <dansmister@gmail.com>
13500 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
13501 dllexport if !TREE_PUBLIC.
13502 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
13504 2009-07-11 Anatoly Sokolov <aesok@post.ru>
13506 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
13507 (avr_extra_arch_macro) Remove declatation.
13508 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
13509 (avr_extra_arch_macro) Declare as static.
13510 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
13512 2009-07-11 Jan Hubicka <jh@suse.cz>
13514 PR middle-end/48388
13515 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
13517 2009-07-11 Jakub Jelinek <jakub@redhat.com>
13520 * dwarf2out.c (dw_fde_struct): Add in_std_section and
13521 cold_in_std_section bits.
13522 (dwarf2out_begin_prologue): Initialize them.
13523 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
13524 if already covered by text_section or cold_text_section range.
13526 PR rtl-optimization/40667
13527 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
13528 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
13529 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
13530 * config/i386/i386.c (ix86_minimum_alignment): New function.
13531 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
13532 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
13533 * emit-rtl.c (gen_reg_rtx): Likewise.
13534 * function.c (assign_parms): Likewise. If nominal_type needs
13535 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
13536 rather than passed_type's alignment.
13539 * function.c (assign_parm_setup_stack): Adjust
13540 MEM_OFFSET (data->stack_parm) if promoted_mode is different
13541 from nominal_mode on big endian.
13543 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
13545 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
13547 2009-07-10 DJ Delorie <dj@redhat.com>
13549 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
13551 2009-07-10 Mark Mitchell <mark@codesourcery.com>
13553 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
13555 (thumb2_cbnz): Likewise.
13557 2009-07-10 David Daney <ddaney@caviumnetworks.com>
13560 * config.gcc (supported_defaults): Add synci.
13561 (with_synci): Add validation.
13562 (all_defaults): Add synci.
13563 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
13566 * config/mips/mips.opt (msynci): New option.
13567 * config/mips/mips.c (mips_override_options): Warn on use of
13568 -msynci for targets that do now support it.
13569 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
13571 * gcc/doc/invoke.texi (-msynci): Document the new option.
13572 * doc/install.texi (--with-synci): Document the new option.
13574 2009-07-10 Richard Guenther <rguenther@suse.de>
13576 PR tree-optimization/40496
13577 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
13578 the PHI result with a compatible type.
13580 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
13584 * c.opt (Wunused-result): New.
13585 * doc/invoke.texi: Document it.
13586 * c-common.c (c_warn_unused_result): Use it.
13588 2009-07-09 DJ Delorie <dj@redhat.com>
13590 * targhooks.c (default_target_can_inline_p): Rename from
13591 default_target_option_can_inline_p.
13592 * targhooks.h (default_target_can_inline_p): Likewise.
13593 * target-def.h (TARGET_CAN_INLINE_P): Rename from
13594 TARGET_OPTION_CAN_INLINE_P.
13595 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
13596 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
13597 (mep_target_can_inline_p): Rename from
13598 mep_target_option_can_inline_p.
13601 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
13602 registers used to pass vectors.
13604 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
13606 2009-07-09 Tom Tromey <tromey@redhat.com>
13608 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
13609 * config/mmix/mmix.c: Include dwarf2.h.
13610 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
13611 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
13612 * config/sh/sh.c: Include dwarf2.h.
13613 * config/i386/i386.c: Include dwarf2.h.
13614 * Makefile.in (DWARF2_H): Remove 'elf'.
13615 * except.c: Include dwarf2.h.
13616 * unwind-dw2.c: Include dwarf2.h.
13617 * dwarf2out.c: Include dwarf2.h.
13618 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
13619 * unwind-dw2-fde.c: Include dwarf2.h.
13620 * dwarf2asm.c: Include dwarf2.h.
13622 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
13624 * haifa-sched.c (insn_finishes_cycle_p): New static function.
13625 (max_issue): Use it.
13626 * sched-int.h (struct sched_info: insn_finishes_block_p): New
13628 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
13629 (region_sched_info): Update.
13630 * sched-ebb.c (ebb_sched_info): Update.
13631 * modulo-sched.c (sms_sched_info): Update.
13632 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
13634 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
13636 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
13638 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
13640 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
13642 2009-07-09 Jakub Jelinek <jakub@redhat.com>
13644 PR middle-end/40692
13645 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
13646 arg1 with arg01 if arg1 is already INTEGER_CST.
13648 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
13650 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
13651 Transform (and (truncate)) into (truncate (and)).
13653 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
13655 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
13656 creating LHS paradoxical subregs. Fix surrounding returns to
13657 use NULL_RTX rather than 0.
13659 2009-07-08 DJ Delorie <dj@redhat.com>
13661 * config/mep/mep.c (mep_option_can_inline_p): New.
13662 (TARGET_OPTION_CAN_INLINE_P): Define.
13664 2009-07-08 Mark Wielaard <mjw@redhat.com>
13667 * dwarf2out.c (add_data_member_location_attribute): When we have
13668 only a constant offset don't emit a new location description using
13669 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
13672 2009-07-08 Richard Henderson <rth@redhat.com>
13675 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
13676 (enum reg_class): Add CLOBBERED_REGS.
13677 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
13678 * config/i386/i386.c (ix86_conditional_register_usage): Moved
13679 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
13680 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
13681 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
13682 force 64-bit sibcalls into R11.
13683 * config/i386/constraints.md (U): New constraint.
13684 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
13685 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
13686 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
13688 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
13690 * basic-block.h (dump_regset, debug_regset): Remove duplicate
13692 * c-objc-common.h (c_initialize_diagnostics): Ditto.
13693 * ebitmap.h (dump_ebitmap): Ditto.
13694 * optabs.h (optab_libfunc): Ditto.
13695 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
13696 * tree-flow.h (vect_can_force_dr_alignment_p,
13697 get_vectype_for_scalar_type): Ditto.
13698 (vectorize_loops): Move prototype to ...
13699 * tree-vectorizer.h: ... here. Also, adjust comment.
13700 (vect_set_verbosity_level): Remove duplicate prototype.
13701 * tree-ssa-loop.c: Include tree-vectorizer.h.
13702 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
13704 2009-07-08 Nick Clifton <nickc@redhat.com>
13706 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
13709 2009-07-08 DJ Delorie <dj@redhat.com>
13711 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
13712 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
13713 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
13715 * config/mep/intrinsics.md: Regenerated.
13716 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
13717 registers when asm() or calls are detected.
13719 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
13722 * gimplify.c (gimplify_expr): Propagate no_warning flag when
13724 * gimple (gimple_build_call_from_tree): Likewise.
13725 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
13726 no_warning flag before warning.
13728 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13730 * tree.c (set_expr_locus): Remove.
13731 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
13732 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
13734 * gimplify.c (internal_get_tmp_var): Likewise.
13735 (gimplify_call_expr): Likewise.
13736 (gimplify_one_sizepos): Likewise.
13738 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
13741 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
13742 to variables for debugging purposes.
13744 2009-06-23 Mark Loeser <mark@halcy0n.com>
13747 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
13749 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13751 * pretty-print.c (pp_base_format): Remove %J.
13752 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
13753 gcc_cxxdiag_char_table): Likewise.
13754 (init_dynamic_diag_info): Likewise.
13756 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13758 * pretty-print.c (pp_base_format): Remove %H.
13759 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
13760 gcc_cxxdiag_char_table): Likewise.
13761 (init_dynamic_diag_info): Likewise.
13762 * config/mep/mep.c (mep_select_section): Likewise.
13764 2009-07-07 Duncan Sands <baldrick@free.fr>
13766 * final.c (pass_clean_state): Give the pass a name.
13767 * passes.c (pass_rest_of_compilation): Likewise.
13768 * tree-optimize.c (pass_all_optimizations): Likewise.
13770 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
13772 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
13773 an extra 'decl' for error_at.
13775 2009-07-07 Jakub Jelinek <jakub@redhat.com>
13777 PR middle-end/40669
13778 * tree-tailcall.c (adjust_return_value_with_ops,
13779 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
13780 if it has complex or vector type.
13782 2009-07-07 Olivier Hainque <hainque@adacore.com>
13784 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
13787 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
13789 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
13791 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13793 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
13794 * c-decl.c: Likewise.
13795 * function.c: Likewise.
13796 * varasm.c: Likewise.
13797 * tree-ssa.c: Likewise.
13798 * c-common.c: Likewise.
13799 * tree-cfg.c: Likewise.
13800 * config/spu/spu.c: Likewise.
13801 * config/ia64/ia64.c: Likewise.
13802 * config/v850/v850.c: Likewise.
13804 2009-07-06 DJ Delorie <dj@redhat.com>
13806 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
13807 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
13808 unspecified accesses to control registers.
13809 * config/mep/intrinsics.md: Regenerate.
13810 * config/mep/intrinsics.h: Regenerate.
13811 * config/mep/mep-intrin.h: Regenerate.
13813 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13815 * c-lex.c: Replace %H by an explicit location. Update all calls.
13816 * c-common.c: Likewise.
13817 * c-decl.c: Likewise.
13818 * c-typeck.c: Likewise.
13819 * fold-const.c: Likewise.
13820 * gimplify.c: Likewise.
13821 * stmt.c: Likewise.
13822 * tree-cfg.c: Likewise.
13823 * tree-ssa-loop-niter.c: Likewise.
13824 * tree-vrp.c: Likewise.
13825 * value-prof.c: Likewise.
13827 2009-07-06 Diego Novillo <dnovillo@google.com>
13829 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
13830 if it has one. Handle cases where VAR does not have an
13831 annotation or cfun is NULL.
13833 2009-07-06 Diego Novillo <dnovillo@google.com>
13835 * tree.c: Include debug.h.
13836 (initialize_tree_contains_struct): New.
13837 (init_ttree): Call it.
13838 (tree_node_structure_for_code): Factor out of ...
13839 (tree_node_structure): ... here.
13840 * treestruct.def (TS_PHI_NODE): Remove.
13841 (TS_GIMPLE_STATEMENT): Remove.
13843 2009-07-06 Diego Novillo <dnovillo@google.com>
13845 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
13846 (debug_tree_chain): Handle cycles.
13848 2009-07-06 Nick Clifton <nickc@redhat.com>
13849 DJ Delorie <dj@redhat.com>
13851 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
13852 __FMOVD_ENABLED__ is defined.
13854 (TARGET_FMOVD): Provide a default definition.
13855 (MASK_FMOVD): Likewise.
13856 (TARGET_CPU_CPP_BUILTINS): Define
13857 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
13858 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
13859 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
13860 (split for DF load from memory into register): Also handle
13861 MEMs which consist of REG+DISP addressing.
13862 (split for DF store from register to memory): Likewise.
13863 (movsf_ie): Always use single fp_mode.
13864 * config/sh/sh.c (sh_override_options): Do not automatically
13865 enable TARGET_MOVD for the SH2A when supporting doubles - leave
13866 that to the -mfmovd command line switch.
13867 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
13868 (fldi_ok): Always allow.
13869 * config/sh/sh.opt (mfmovd): Remove this switch.
13870 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
13872 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
13873 Kaz Kojima <kkojima@gcc.gnu.org>
13875 PR rtl-optimization/30807
13876 * postreload.c (reload_combine): For every new use of REG_SUM,
13877 record the use of BASE.
13879 2009-07-06 Jan Hubicka <jh@suse.cz>
13881 * params.def: Revert my accidental commit at 2009-06-30.
13883 2009-07-04 Ian Lance Taylor <iant@google.com>
13886 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
13888 (mingw_format_attribute_overrides): Likewise.
13890 2009-07-04 Jakub Jelinek <jakub@redhat.com>
13893 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
13894 don't check cfa.reg. Instead of cfa.indirect use
13895 fde && fde->drap_reg != INVALID_REGNUM test.
13897 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
13899 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
13901 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
13904 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
13906 2009-07-03 Richard Guenther <rguenther@suse.de>
13908 PR tree-optimization/40640
13909 * tree-switch-conversion.c (build_arrays): Perform arithmetic
13912 2009-07-03 Jan Hubicka <jh@suse.cz>
13914 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
13915 for size, reduce amount of inlining.
13917 2009-07-03 Richard Guenther <rguenther@suse.de>
13919 PR middle-end/34163
13920 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
13921 if t +- x is known to not overflow and the conversion widens the
13923 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
13925 2009-07-03 Jan Hubicka <jh@suse.cz>
13927 * ipa-pure-const.c (analyze): Update loop optimizer init.
13928 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
13929 try_remove_empty_loop, remove_empty_loops): Remove.
13930 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
13931 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
13932 to mark regular loops as neccesary.
13933 (degenerate_phi_p): New function.
13934 (propagate_necessity, remove_dead_phis): Use it.
13935 (forward_edge_to_pdom): Likewise.
13936 (eliminate_unnecessary_stmts): Take care to remove uses of results of
13937 virtual PHI nodes that became unreachable.
13938 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
13939 * tree-flow.h (remove_empty_loops): Remove.
13940 * passes.c (init_optimization_passes): Remove.
13942 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
13944 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
13945 can_create_pseudo_p.
13946 (*fix_trunc<mode>_i387_1): Ditto.
13947 (*floathi<mode>2_1): Ditto.
13948 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
13949 (*fistdi2_1): Ditto.
13950 (*fist<mode>2_1): Ditto.
13951 (frndintxf2_floor): Ditto.
13952 (*fist<mode>2_floor_1): Ditto.
13953 (frndintxf2_ceil): Ditto.
13954 (*fist<mode>2_ceil_1): Ditto.
13955 (frndintxf2_trunc): Ditto.
13956 (frndintxf2_mask_pm): Ditto.
13957 (fxam<mode>2_i387_with_temp): Ditto.
13958 * config/i386/sse.md (mulv16qi3): Ditto.
13959 (*sse2_mulv4si3): Ditto.
13961 (sse4_2_pcmpestr): Ditto.
13962 (sse4_2_pcmpistr): Ditto.
13964 2009-07-03 Jan Hubicka <jh@suse.cz>
13966 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
13967 (mark_stmt_necessary): Set it.
13968 (mark_operand_necessary): Set it.
13969 (mark_control_dependent_edges_necessary): Set it.
13970 (mark_virtual_phi_result_for_renaming): New function.
13971 (get_live_post_dom): New function.
13972 (forward_edge_to_pdom): New function.
13973 (remove_dead_stmt): Fix handling of control dependences.
13974 (tree_dce_init): Init new bitmap.
13975 (tree_dce_done): Free it.
13977 2009-07-02 Richard Guenther <rguenther@suse.de>
13980 * tree-ssa-structalias.c (new_var_info): Initialize
13983 2009-07-02 Jan Hubicka <jh@suse.cz>
13985 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
13988 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
13990 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
13991 instead of recomputing it. Adjust calls.
13992 (emit_store_flag): Adjust recursive calls.
13994 2009-07-02 Richard Guenther <rguenther@suse.de>
13996 * tree-ssa-live.c (remove_unused_locals): Do not remove
13998 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
13999 of DECL_EXTERNAL for HEAP variables.
14000 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
14001 HEAP variables. Do not adjust RESTRICT vars.
14002 (find_what_var_points_to): Nobody cares if something
14003 points to READONLY.
14005 2009-07-02 Ben Elliston <bje@au.ibm.com>
14007 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
14008 pc_low and pc_high declarations to the top of the function.
14010 2009-07-01 DJ Delorie <dj@redhat.com>
14012 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
14013 registers as fixed.
14014 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
14015 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
14016 unspecified accesses to control registers.
14017 * config/mep/intrinsics.md: Regenerate.
14018 * config/mep/intrinsics.h: Regenerate.
14019 * config/mep/mep-intrin.h: Regenerate.
14021 2009-07-01 Anthony Green <green@moxielogic.com>
14023 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
14024 instruction when possible.
14025 (moxie_expand_prologue): Ditto. Also, save an instruction and
14026 some complexity by popping off of $r12 instead of $sp.
14027 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
14030 2009-07-01 Richard Henderson <rth@redhat.com>
14033 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
14034 contained no insns, reposition note before last insn.
14036 2009-07-01 Richard Henderson <rth@redhat.com>
14039 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
14040 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
14042 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
14045 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
14046 darwin9 for printing reg addresses with %y.
14048 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
14050 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
14051 truncation from operands in binary operations.
14053 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
14056 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
14057 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
14058 subreg of op0 to the original op0.
14060 * expmed.c (store_bit_field_1): Use a temporary as the destination
14061 instead of a paradoxical subreg when we need to truncate the result.
14063 2009-07-01 DJ Delorie <dj@redhat.com>
14065 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
14066 names to VLIW variants.
14067 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
14068 * config/mep/intrinsics.md: Regenerate.
14069 * config/mep/intrinsics.h: Regenerate.
14070 * config/mep/mep-intrin.h: Regenerate.
14072 2009-07-01 Jakub Jelinek <jakub@redhat.com>
14075 * jump.c (returnjump_p): Revert last patch.
14076 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
14078 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14081 * pa.md (casesi32p): Use jump table label to determine the offset
14083 (casesi64p): Likewise.
14085 * pa.c (forward_branch_p): Return bool type. Use instruction
14086 addresses when available. Assert that INSN has a jump label.
14087 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
14090 2009-07-01 Richard Guenther <rguenther@suse.de>
14092 PR tree-optimization/19831
14093 * tree-ssa-dce.c (propagate_necessity): Calls to functions
14094 that only act as barriers do not make any previous stores necessary.
14095 * tree-ssa-structalias.c (handle_lhs_call): Delay making
14096 HEAP variables global, do not add a constraint from nonlocal.
14097 (find_func_aliases): Handle escapes through return statements.
14098 (compute_points_to_sets): Make escaped HEAP variables global.
14100 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
14103 * expmed.c (emit_store_flag): Perform a conversion if necessary,
14104 after reducing a DImode cstore to SImode.
14106 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
14108 * expr.c (expand_expr_real_1): Reinstate fallthrough to
14109 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
14111 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
14113 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
14114 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
14116 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
14117 and umod_optab if TARGET_BSD_DIVMOD.
14118 * config/vax/lib1funcs.asm: New file.
14119 * config/vax/t-linux: New file.
14120 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
14122 2009-06-30 Jakub Jelinek <jakub@redhat.com>
14125 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
14126 to type arguments that have void type.
14129 * dwarf2out.c (gen_formal_parameter_die): Call
14130 equate_decl_number_to_die if node is different from origin.
14132 2009-06-30 Anthony Green <green@moxielogic.com>
14134 Clean up moxie port for --enable-build-with-cxx.
14135 * config/moxie/moxie.c (moxie_function_value): First two
14136 parameters are const_tree, not tree.
14137 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
14138 (REG_CLASS_NAMES): Ditto.
14139 (REGNO_REG_CLASS): Ditto.
14140 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
14141 (moxie_function_value): Fix constyness of arguments.
14143 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
14145 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
14146 finalize_size_functions before further processing.
14147 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
14148 (variable_size): Call self_referential_size on size expressions
14149 that contain a PLACEHOLDER_EXPR.
14150 (size_functions): New static variable.
14151 (copy_self_referential_tree_r): New static function.
14152 (self_referential_size): Likewise.
14153 (finalize_size_functions): New global function.
14154 * tree.c: Include tree-inline.h.
14155 (push_without_duplicates): New static function.
14156 (find_placeholder_in_expr): New global function.
14157 (substitute_in_expr) <tcc_declaration>: Return the replacement object
14159 <tcc_expression>: Likewise.
14160 <tcc_vl_exp>: If the replacement object is a constant, try to inline
14161 the call in the expression.
14162 * tree.h (finalize_size_functions): Declare.
14163 (find_placeholder_in_expr): Likewise.
14164 (FIND_PLACEHOLDER_IN_EXPR): New macro.
14165 (substitute_placeholder_in_expr): Update comment.
14166 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
14168 (copy_tree_body_r): Likewise.
14169 (copy_tree_body): New static function.
14170 (maybe_inline_call_in_expr): New global function.
14171 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
14172 (maybe_inline_call_in_expr): Declare.
14173 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
14174 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
14177 2009-06-30 Richard Guenther <rguenther@suse.de>
14179 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
14181 (propagate_necessity): Do not mark reaching defs of stores
14184 2009-06-30 Jan Hubicka <jh@suse.cz>
14186 * cfgloopanal.c (check_irred): Move into ...
14187 (mark_irreducible_loops): ... here; return true if ireducible
14189 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
14190 (analyze_function): Try to prove loop finiteness.
14191 * cfgloop.h (mark_irreducible_loops): Update prototype.
14192 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
14194 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
14196 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
14198 2009-06-30 Ira Rosen <irar@il.ibm.com>
14200 PR tree-optimization/40542
14201 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
14204 2009-06-30 Martin Jambor <mjambor@suse.cz>
14206 PR tree-optimization/40582
14207 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
14208 than useless_type_conversion_p.
14209 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
14212 2009-06-30 Martin Jambor <mjambor@suse.cz>
14214 PR middle-end/40554
14215 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
14217 2009-06-30 Richard Guenther <rguenther@suse.de>
14219 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
14220 use ao_ref references.
14221 (walk_aliased_vdefs): Likewise.
14222 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
14223 * tree-ssa-dce.c (struct ref_data): Remove.
14224 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
14225 (mark_aliased_reaching_defs_necessary): Adjust.
14226 (mark_all_reaching_defs_necessary_1): Likewise.
14228 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
14231 * expmed.c (emit_cstore): New name of emit_store_flag_1.
14232 (emit_store_flag_1): Extract from emit_store_flag, adjust
14233 calls to (what now is) emit_cstore.
14234 (emit_store_flag): Call emit_store_flag_1 and also use it
14235 for what used to be recursive calls.
14237 2009-06-30 Wei Guozhi <carrot@google.com>
14240 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
14241 if the target bb post dominates from bb.
14242 * config/i386/i386.c (memory_address_length): Check existence of base
14243 register before using it.
14245 2009-06-30 Nick Clifton <nickc@redhat.com>
14246 DJ Delorie <dj@redhat.com>
14248 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
14249 __FMOVD_ENABLED__ is defined.
14251 (TARGET_FMOVD): Provide a default definition.
14252 (MASK_FMOVD): Likewise.
14253 (TARGET_CPU_CPP_BUILTINS): Define
14254 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
14255 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
14256 two fmov instructions depending upon whether TARGET_FMOVD is
14258 (split for DF load from memory into register): Also handle
14259 MEMs which consist of REG+DISP addressing.
14260 (split for DF store from register to memory): Likewise.
14261 * config/sh/sh.opt (mfmovd): Remove this switch.
14262 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
14263 * config/sh/sh.c (sh_override_options): Do not automatically
14264 enable TARGET_MOVD for the SH2A when supporting doubles - leave
14265 that to the -mfmovd command line switch.
14267 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
14269 (fldi_ok): Always allow.
14270 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
14272 2009-06-29 DJ Delorie <dj@redhat.com>
14274 * doc/install.texi (mep-x-elf): Correct chip's full name.
14276 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
14278 * doc/extend.texi: Fix typo.
14280 2009-06-29 Tom Tromey <tromey@redhat.com>
14282 * dwarf2.h: Remove.
14283 * Makefile.in (DWARF2_H): New variable.
14284 (except.o): Use it.
14285 (dwarf2out.o): Likewise.
14286 (dwarf2asm.o): Likewise.
14287 * config/i386/t-i386: Use DWARF2_H.
14288 * except.c: Include elf/dwarf2.h.
14289 * unwind-dw2.c: Include elf/dwarf2.h.
14290 * dwarf2out.c: Include elf/dwarf2.h.
14291 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
14292 <dtprel>: New field.
14293 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
14294 (size_of_loc_descr): Likewise.
14295 (output_loc_operands_raw): Likewise.
14296 (output_loc_operands): Handle new dtprel field.
14297 (loc_checksum): Update.
14298 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
14299 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
14300 * unwind-dw2-fde.c: Include elf/dwarf2.h.
14301 * dwarf2asm.c: Include elf/dwarf2.h.
14302 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
14303 * config/mmix/mmix.c: Include elf/dwarf2.h.
14304 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
14305 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
14306 * config/sh/sh.c: Include elf/dwarf2.h.
14307 * config/i386/i386.c: Include elf/dwarf2.h.
14309 2009-06-29 DJ Delorie <dj@redhat.com>
14311 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
14313 * doc/extend.texi: Add MeP attributes and pragmas.
14314 * doc/invoke.text: Add MeP Options.
14315 * doc/contrib.texi: Add MeP contribution.
14316 * doc/md.texi: Add MeP constraints.
14317 * doc/install.texi: Add MeP target.
14319 2009-06-30 Anatoly Sokolov <aesok@post.ru>
14321 * target.h (struct gcc_target): Add frame_pointer_required field.
14322 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
14323 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
14324 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
14326 * reload1.c (update_eliminables): (Ditto.).
14327 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
14328 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
14329 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
14331 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
14333 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
14334 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14335 (arm_frame_pointer_required): New function.
14337 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
14338 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14339 (avr_frame_pointer_required_p): Declare as static.
14340 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
14342 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
14343 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14344 (bfin_frame_pointer_required): Make as static, change return type
14346 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
14348 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
14349 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14350 (cris_frame_pointer_required): New function.
14352 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
14354 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
14355 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14356 (fr30_frame_pointer_required): New function.
14358 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
14359 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14360 (frv_frame_pointer_required): Make as static, change return type
14362 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
14364 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
14365 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14366 (ix86_frame_pointer_required): Make as static, change return type to
14368 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
14370 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
14371 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14373 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
14375 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
14377 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
14379 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
14380 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14381 (mips_frame_pointer_required): Make as static.
14382 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
14384 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
14385 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14386 (mmix_frame_pointer_required): Mew function.
14388 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
14389 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14391 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
14393 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
14395 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
14397 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
14398 (CAN_ELIMINATE): Redefine.
14399 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14400 (sparc_frame_pointer_required): New function.
14401 (sparc_can_eliminate): New function.
14402 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
14404 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
14405 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14407 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
14408 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14409 (xtensa_frame_pointer_required): Make as static, change return type
14411 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
14414 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
14416 * doc/plugins.texi: Document PLUGIN_START_UNIT.
14417 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
14418 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
14419 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
14420 (register_callback): Handle PLUGIN_START_UNIT.
14421 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
14423 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
14425 * tree.c (process_call_operands): Propagate TREE_READONLY from the
14427 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
14428 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
14430 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
14432 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
14435 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
14437 * doc/extend.texi (Additional Floating Types): __float128 is also
14438 supported on i386 targets.
14440 2009-06-29 Richard Guenther <rguenther@suse.de>
14442 PR middle-end/14187
14443 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
14445 (pt_solutions_same_restrict_base): Declare.
14446 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
14448 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
14449 (make_constraint_from, make_copy_constraint): Move earlier.
14450 (make_constraint_from_heapvar): New function.
14451 (make_constraint_from_restrict): Likewise.
14452 (handle_lhs_call): Use it.
14453 (find_func_aliases): Use it to track conversions to restrict
14454 qualified pointers.
14455 (struct fieldoff): Add only_restrict_pointers flag.
14456 (push_fields_onto_fieldstack): Initialize it.
14457 (create_variable_info_for): Track global restrict qualified pointers.
14458 (intra_create_variable_infos): Use make_constraint_from_heapvar.
14459 Track restrict qualified pointer arguments.
14460 (set_uids_in_ptset): Use varinfo is_global_var flag.
14461 (find_what_var_points_to): Set the vars_contains_restrict flag.
14462 Always create the points-to solution for sets including restrict tags.
14463 (pt_solutions_same_restrict_base): New function.
14464 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
14465 qualified pointers use pt_solutions_same_restrict_base as
14466 additional source for disambiguation.
14468 2009-06-29 Richard Guenther <rguenther@suse.de>
14470 PR middle-end/38212
14471 * alias.c (find_base_decl): Remove.
14472 (get_deref_alias_set_1): Remove restrict handling.
14473 * c-common.c (c_apply_type_quals_to_decl): Do not set
14474 DECL_POINTER_ALIAS_SET.
14475 * gimplify.c (find_single_pointer_decl_1): Remove.
14476 (find_single_pointer_decl): Likewise.
14477 (internal_get_tmp_var): Remove restrict handling.
14478 (gimple_regimplify_operands): Likewise.
14479 * omp-low.c (expand_omp_atomic_pipeline): Do not set
14480 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
14481 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
14482 * tree.c (restrict_base_for_decl): Remove.
14483 (init_ttree): Do not allocate it.
14484 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
14485 LABEL_DECL_UID for label decls.
14486 (copy_node_stat): Do not copy restrict information.
14487 (decl_restrict_base_lookup): Remove.
14488 (decl_restrict_base_insert): Likewise.
14489 (print_restrict_base_statistics): Likewise.
14490 (dump_tree_statistics): Do not call print_restrict_base_statistics.
14491 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
14492 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
14493 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
14494 (LABEL_DECL_UID): Adjust.
14495 (DECL_BASED_ON_RESTRICT_P): Remove.
14496 (DECL_GET_RESTRICT_BASE): Likewise.
14497 (SET_DECL_RESTRICT_BASE): Likewise.
14498 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
14500 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
14501 instead of DECL_POINTER_ALIAS_SET.
14502 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
14503 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
14504 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
14506 2009-06-29 Richard Guenther <rguenther@suse.de>
14508 PR tree-optimization/40579
14509 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
14510 the IL to simplify has constants that overflowed.
14512 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
14514 PR tree-optimization/40550
14515 * tree-vect-generic.c (expand_vector_operations_1): Compute in
14516 vector_compute_type only when the size of vector_compute_type is
14517 less than the size of type.
14519 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
14521 * fold-const.c (contains_label_1): Fix comments.
14522 (contains_label_p): Do not walk trees multiple time.
14524 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14526 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
14527 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
14528 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
14529 ix86_fp_comparison_operator.
14530 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
14531 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
14532 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
14533 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
14534 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
14535 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
14536 (related splits): Change predicate to ix86_fp_comparison_operator.
14537 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
14538 instead of ix86_fp_comparison_codes.
14539 (ix86_trivial_fp_comparison_operator,
14540 ix86_fp_comparison_operator): New.
14541 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
14542 (ix86_expand_compare): Eliminate last two parameters.
14543 (ix86_fp_jump_nontrivial_p): Kill.
14544 * config/i386/i386.c (put_condition_code): Eliminate call to
14545 ix86_fp_comparison_codes and subsequent assertion.
14546 (ix86_fp_comparison_codes): Eliminate.
14547 (ix86_fp_swap_condition): New.
14548 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
14549 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
14550 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
14551 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
14552 and ix86_fp_swap_condition.
14553 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
14554 Use ix86_fp_comparison_strategy.
14555 (ix86_expand_compare): Likewise. Eliminate last two arguments.
14556 (ix86_fp_jump_nontrivial_p): Eliminate.
14557 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
14558 call to ix86_expand_compare.
14559 (ix86_split_fp_branch, ix86_expand_setcc,
14560 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
14561 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
14563 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14565 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
14566 related to jump_clobbers.
14567 * config/arm/arm.md (conds): Remove jump_clob case.
14568 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
14569 splits): Change comparison_operator to arm_comparison_operator.
14570 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
14573 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14575 * dojump.c (do_compare_rtx_and_jump): Try swapping the
14576 condition for floating point modes.
14577 * expmed.c (emit_store_flag_1): Move here a bigger part
14578 of emit_store_flag.
14579 (emit_store_flag): Try swapping the condition for floating point
14581 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
14583 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14585 * expr.c (expand_expr_real_1): Just use do_store_flag.
14586 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
14587 emit_store_flag_force.
14588 * expmed.c (emit_store_flag_force): Copy here trick
14589 previously in expand_expr_real_1. Try reversing the comparison.
14590 (emit_store_flag_1): Work if target is NULL.
14591 (emit_store_flag): Work if target is NULL, using the result mode
14592 from the comparison. Use split_comparison, restructure final part
14593 to simplify conditionals.
14595 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14597 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
14598 * dojump.c (do_jump): Change handling of floating-point
14599 ops to use just do_compare_and_jump.
14600 (split_comparison): New.
14601 (do_compare_rtx_and_jump): Add here logic coming previously
14602 in do_jump, using split_comparison.
14604 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
14607 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
14609 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14611 * tree-ssa-alias.c: Fix unintentional commit.
14613 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14615 * passes.c (execute_one_pass): Fix unintentional commit.
14617 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14619 * df-problems.c (df_set_seen, df_unset_seen): Delete.
14620 (df_rd_local_compute, df_md_local_compute): Inline them.
14622 (df_md_scratch): New.
14623 (df_md_alloc, df_md_free): Allocate/free it.
14624 (df_md_local_compute): Only include live registers in init.
14625 (df_md_transfer_function): Prune the in-set computed by
14626 the confluence function, and the gen-set too.
14628 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14630 PR rtl-optimization/26854
14631 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
14632 * df-problems.c (df_rd_add_problem): Fix comment.
14633 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
14634 df_md_simulate_artificial_defs_at_top,
14635 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
14636 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
14637 df_md_transfer_function, df_md_init, df_md_confluence_0,
14638 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
14639 problem_MD, df_md_add_problem): New.
14640 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
14641 df_md_get_bb_info): New.
14642 (DF_LAST_PROBLEM_PLUS1): Adjust.
14644 * Makefile.in (fwprop.o): Include domwalk.h.
14645 * fwprop.c: Include domwalk.h.
14646 (reg_defs, reg_defs_stack): New.
14647 (bitmap_only_bit_between): Remove.
14648 (process_defs): New.
14649 (process_uses): Use reg_defs and local_md instead of
14650 bitmap_only_bit_between and local_rd.
14651 (single_def_use_enter_block): New, from build_single_def_use_links.
14652 (single_def_use_leave_block): New.
14653 (build_single_def_use_links): Remove code moved to
14654 single_def_use_enter_block, invoke domwalk.
14655 (use_killed_between): Adjust comment.
14657 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14659 * bitmap.h (bitmap_ior_and_into): New.
14660 * bitmap.c (bitmap_ior_and_into): New.
14662 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14664 * domwalk.h (struct dom_walk_data): Remove all callbacks except
14665 before_dom_children_before_stmts and after_dom_children_after_stmts.
14666 Rename the two remaining callbacks to just before_dom_children and
14667 after_dom_children. Remove other GIMPLE statement walking bits.
14668 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
14669 * graphite.c: Do not include domwalk.h.
14670 * tree-into-ssa.c (interesting_blocks): New global.
14671 (struct mark_def_sites_global_data): Remove it and names_to_rename.
14672 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
14673 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
14674 now that they're not domwalk callbacks.
14675 (rewrite_initialize_block): Rename to...
14676 (rewrite_enter_block): ... this, place after called functions. Test
14677 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
14678 (rewrite_finalize_block): Rename to...
14679 (rewrite_leave_block): ... this, place after called functions.
14680 (rewrite_update_init_block): Rename to...
14681 (rewrite_update_enter_block): ... this, place after called functions.
14682 Test interesting_blocks, call rewrite_update_stmt and
14683 rewrite_update_phi_arguments.
14684 (rewrite_update_fini_block): Rename to...
14685 (rewrite_leave_block): ... this, place after called functions.
14686 (rewrite_blocks): Remove last argument, simplify initialization of
14688 (mark_def_sites_initialize_block): Rename to...
14689 (mark_def_sites_block): ... this, call mark_def_sites.
14690 (mark_def_sites_blocks): Remove argument, simplify initialization of
14692 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
14693 (update_ssa): Likewise.
14694 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
14696 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
14697 (dom_opt_initialize_block): Rename to...
14698 (dom_opt_enter_block): ... this, place after called functions. Walk
14699 statements here, inline propagate_to_outgoing_edges.
14700 (dom_opt_finalize_block): Rename to...
14701 (dom_opt_leave_block): ... this, place after called functions.
14702 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
14704 (dse_enter_block, dse_record_phi): New.
14705 (dse_record_phis): Delete.
14706 (dse_finalize_block): Rename to...
14707 (dse_leave_block): ... this.
14708 (tree_ssa_dse): Simplify initialization of walk_data.
14709 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
14710 Adjust initialization of walk_data.
14711 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
14712 * tree-ssa-loop-phiopt.c (get_non_trapping):
14713 Adjust initialization of walk_data.
14714 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
14715 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
14716 it's not a domwalk callback.
14717 (uncprop_initialize_block): Rename to...
14718 (dse_enter_block): ... this, call uncprop_into_successor_phis.
14719 (dse_finalize_block): Rename to...
14720 (dse_leave_block): ... this.
14721 (tree_ssa_uncprop): Simplify initialization of walk_data.
14722 * Makefile.in: Adjust dependencies.
14724 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
14726 * arm.md (casesi): Fix test for Thumb1.
14727 (thumb1_casesi_internal_pic): Likewise.
14728 (thumb1_casesi_dispatch): Likewise.
14730 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
14732 * config/arm/arm-cores.def: Added core cortex-m0.
14733 * config/arm/arm-tune.md: Regenerated.
14734 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
14736 2009-06-26 DJ Delorie <dj@redhat.com>
14738 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
14740 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
14741 the scheduler doesn't tag jump insns.
14743 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
14745 * c-decl.c (merge_decls): Re-indent.
14747 2009-06-26 Janis Johnson <janis187@us.ibm.com>
14750 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
14751 Special-case decimal float constants.
14753 2009-06-26 Richard Henderson <rth@redhat.com>
14755 * function.h (struct function): Add cannot_be_copied_reason,
14756 and cannot_be_copied_set.
14757 * tree-inline.c (has_label_address_in_static_1): Rename from
14758 inline_forbidden_p_2; don't set inline_forbidden_reason here.
14759 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
14760 don't set inline_forbidden_reason.
14761 (copy_forbidden): New function, split out of inline_forbidden_p.
14762 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
14763 (inline_forbidden_p): Use copy_forbidden.
14764 (tree_versionable_function_p): Likewise.
14765 (inlinable_function_p): Merge into tree_inlinable_function_p.
14766 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
14767 * ipa-cp.c (ipcp_versionable_function_p): New function.
14768 (ipcp_cloning_candidate_p): Use it.
14769 (ipcp_node_modifiable_p): Likewise.
14771 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
14773 * builtins.c (expand_builtin_alloca): Handle builtin alloca
14774 that is marked not to be inlined. Remove flag_mudflap use.
14775 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
14776 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
14778 2009-06-26 Steve Ellcey <sje@cup.hp.com>
14781 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
14782 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
14784 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
14786 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
14788 (__mingwthr_remove_key_dtor): Likewise.
14790 2009-06-26 Richard Guenther <rguenther@suse.de>
14792 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
14794 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
14796 PR middle-end/40525
14797 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
14798 try the non-cond_exec path also.
14800 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14803 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
14804 (output_cbranch): Use new functions.
14805 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
14808 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
14809 Pat Haugen <pthaugen@us.ibm.com>
14810 Revital Eres <ERES@il.ibm.com>
14812 * config/rs6000/rs6000.c (print_operand): Correct lossage message
14813 for %c error. Add %x support to print VSX registers as a unified
14814 register set, instead of separate float and altivec registers.
14815 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
14816 %y case, and add support for VSX pre-modify addresses.
14817 (output_toc): Add assert for CONST containing an integer constant
14819 (rs6000_adjust_cost): Add POWER7 support.
14820 (insn_must_be_first_in_group): Ditto.
14821 (insn_must_be_last_in_group): Ditto.
14822 (rs6000_emit_popcount): Ditto.
14823 (rs6000_vector_mode_supported_p): Ditto.
14825 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
14826 Change some of the functions called by macros to being called
14827 through a pointer, so debug functions can be inserted if
14828 -mdebug=addr or -mdebug=cost.
14829 (rs6000_preferred_reload_class_ptr): Ditto.
14830 (rs6000_secondary_reload_class_ptr): Ditto.
14831 (rs6000_secondary_memory_needed_ptr): Ditto.
14832 (rs6000_cannot_change_mode_class_ptr): Ditto.
14833 (rs6000_secondary_reload_inner): Ditto.
14834 (rs6000_legitimize_reload_address): Ditto.
14835 (rs6000_legitimize_reload_address_ptr): Ditto.
14836 (rs6000_mode_dependent_address): Ditto.
14837 (rs6000_mode_dependent_address_ptr): Ditto.
14839 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
14840 function to return true if the mode allows reg + integer
14842 (virtual_stack_registers_memory_p): New function to return true if
14843 the address refers to a virtual stack register.
14844 (rs6000_legitimate_offset_address_p): Move code to say whether a
14845 mode supports reg+int addressing to reg_offset_addressing_ok_p and
14847 (rs6000_legitimate_address_p): Add checks for modes that only can
14848 do reg+reg addressing. Start adding VSX support.
14849 (rs6000_legitimize_reload_address): Ditto.
14850 (rs6000_legitimize_address): Ditto.
14851 (rs6000_debug_legitimate_address_p): New debug functions for
14852 -mdebug=addr and -mdebug=cost.
14853 (rs6000_debug_rtx_costs): Ditto.
14854 (rs6000_debug_address_costs): Ditto.
14855 (rs6000_debug_adjust_cost): Ditto.
14856 (rs6000_debug_legitimize_address): Ditto.
14857 (rs6000_legitimize_reload_address_ptr): Point to call normal
14858 function or debug function. Make functions called via pointer
14860 (rs6000_mode_dependent_address_ptr): Ditto.
14861 (rs6000_secondary_reload_class_ptr): Ditto.
14862 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
14863 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
14864 into a friendlier error.
14865 (rs6000_init_builtins): Add initial VSX support.
14866 (rs6000_adjust_cost): Fix some spacing issues.
14868 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
14869 (REG_CLASS_NAMES): Ditto.
14870 (REG_CLASS_CONTENTS): Ditto.
14871 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
14872 pointer, to add -mdebug=addr support.
14873 (CANNOT_CHANGE_MODE_CLASS): Ditto.
14874 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
14875 -mdebug=addr support.
14876 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
14877 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
14878 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
14880 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
14882 (bswapsi*): Set attribute types for load/store. Add combiner
14883 patterns to eliminate zero extend on 64-bit.
14884 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
14885 stdbrx if the hardware supports those instructions.
14887 2009-06-25 Ian Lance Taylor <iant@google.com>
14889 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
14890 (Link Options): Document -static-libstdc++.
14892 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
14895 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
14896 DATA_ALIGNMENT instead.
14898 2009-06-25 Richard Guenther <rguenther@suse.de>
14900 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
14901 indirect references against the callused/escaped solutions.
14902 (call_may_clobber_ref_p_1): Likewise.
14904 2009-06-25 Martin Jambor <mjambor@suse.cz>
14906 PR tree-optimization/40493
14907 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
14908 (enum unscalarized_data_handling): New type.
14909 (handle_unscalarized_data_in_subtree): Return what has been done.
14910 (load_assign_lhs_subreplacements): Handle left flushes differently.
14911 (sra_modify_assign): Use unscalarized_data_handling, simplified
14912 condition determining whether to remove the statement.
14914 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
14916 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
14917 excerpt - @ should be doubled for texinfo.
14919 2009-06-24 Ian Lance Taylor <iant@google.com>
14921 * config/arc/arc.c: Include "df.h".
14922 (arc_attribute_table): Make static. Move higher in file.
14923 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
14924 (output_shift): Initialize n later to avoid warning.
14925 * config/arm/arm.c (arm_attribute_table): Make static. Move
14927 * config/avr/avr.c (avr_attribute_table): Make static. Move
14929 (reg_class_tab): Change array type from int to enum reg_class.
14930 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
14932 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
14933 (lshrhi3_out): Likewise.
14934 (class_likely_spilled_p): Change return type to bool.
14935 (avr_rtx_costs): Use local code variable with enum type.
14936 * config/avr/avr.md (movmemhi): Use add_reg_note.
14937 (andhi3, andsi3): Don't use AS2 with "and".
14938 (iorhi3, iorsi3): Don't use AS2 with "or".
14939 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
14940 * config/crx/crx.c: Include "df.h".
14941 (crx_attribute_table): Make static.
14942 * config/m32r/m32r.c: Include "df.h".
14943 (m32r_attribute_table): Make static. Move higher in file.
14944 (pop): Use add_reg_note.
14945 (block_move_call): Change 0 to LCT_NORMAL in function call.
14946 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
14947 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
14948 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
14949 declare, not just when TREE_CODE is defined.
14950 * config/m68hc11/m68hc11.c: Include "expr.h".
14951 (m68hc11_attribute_table): Make static. Move higher in file.
14952 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
14954 (m68hc11_register_indirect_p): Likewise.
14955 (m68hc11_function_arg_padding): Change return type to enum
14957 (emit_move_after_reload): Use add_reg_note.
14958 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
14959 (m68hc11_split_logical): Likewise.
14960 (m68hc11_rtx_costs): Add local code_and outer_code variables with
14962 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
14963 to VOIDmode in function call.
14964 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
14966 (m68hc11_split_logical): Update declaration.
14967 (m68hc11_function_arg_padding): Update declaration.
14968 * config/mcore/mcore.c (regno_reg_class): Change form array of int
14969 to array of enum reg_class.
14970 (mcore_attribute_table): Make static. Move higher in file.
14971 (mcore_rtx_costs): Add cast to enum type.
14972 * config/mcore/mcore.h (regno_reg_class): Update declaration.
14973 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
14974 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
14976 * config/sh/predicates.md (trapping_target_operand): Rename and to
14978 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
14980 * config/spu/spu.c (spu_attribute_table): Make static. Move
14982 * config/v850/v850.c (v850_attribute_table): Make static. Move
14984 (v850_rtx_costs): Use local code with enum type.
14985 (expand_epilogue): Add cast.
14986 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
14988 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
14991 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
14992 -m2a-single-only and -m2a-nofpu.
14993 * config/sh/sh.opt: Document m2a generates FPU code.
14995 2009-06-24 Anatoly Sokolov <aesok@post.ru>
14997 * defaults.h (CAN_ELIMINATE): Provide default.
14998 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
14999 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
15000 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
15001 * config/spu/spu.h (CAN_ELIMINATE): Delete.
15002 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
15003 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
15004 * config/cris/cris.h (CAN_ELIMINATE): Delete.
15005 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
15006 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
15007 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
15009 2009-06-24 DJ Delorie <dj@redhat.com>
15011 * mep-ext-cop.cpu: Fix copyright notice.
15012 * mep-default: Fix copyright notice.
15013 * mep-core: Fix copyright notice.
15014 * mep: Fix copyright notice.
15015 * mep-ivc2: Fix copyright notice.
15016 * mep-c5: Fix copyright notice.
15018 2009-06-24 Denis Chertykov <chertykov@gmail.com>
15020 * doc/contrib.texi (Contributors):
15022 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
15024 PR middle-end/40501
15025 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
15026 src and dst operands if necessary.
15028 2009-06-23 DJ Delorie <dj@redhat.com>
15031 * config.gcc: Add mep support.
15032 * recog.c: Resurrect validate_replace_rtx_subexp().
15033 * recog.h: Likewise.
15034 * config/mep/: Add new port:
15035 * config/mep/constraints.md: New file.
15036 * config/mep/default.h: New file.
15037 * config/mep/intrinsics.h: New file.
15038 * config/mep/intrinsics.md: New file.
15039 * config/mep/ivc2-template.h: New file.
15040 * config/mep/mep-c5.cpu: New file.
15041 * config/mep/mep-core.cpu: New file.
15042 * config/mep/mep-default.cpu: New file.
15043 * config/mep/mep-ext-cop.cpu: New file.
15044 * config/mep/mep-intrin.h: New file.
15045 * config/mep/mep-ivc2.cpu: New file.
15046 * config/mep/mep-lib1.asm: New file.
15047 * config/mep/mep-lib2.c: New file.
15048 * config/mep/mep-pragma.c: New file.
15049 * config/mep/mep-protos.h: New file.
15050 * config/mep/mep-tramp.c: New file.
15051 * config/mep/mep.c: New file.
15052 * config/mep/mep.cpu: New file.
15053 * config/mep/mep.h: New file.
15054 * config/mep/mep.md: New file.
15055 * config/mep/mep.opt: New file.
15056 * config/mep/predicates.md: New file.
15057 * config/mep/t-mep: New file.
15059 2009-06-23 Ian Lance Taylor <iant@google.com>
15061 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
15062 from loose_warn into c_loose_warn and from strict_warn into
15063 c_strict_warn. Set and substitute warn_cxxflags. Check for
15064 --enable-build-with-cxx. Set and substitute
15065 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
15066 * Makefile.in (CXXFLAGS): New variable.
15067 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
15068 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
15069 the default is the same as $(STRICT_WARN).
15070 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
15071 (CXX): New variable.
15072 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
15073 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
15074 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
15075 (HOST_LIBS): New variable.
15076 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
15077 (ALL_CXXFLAGS): New variable.
15078 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
15079 * doc/install.texi (Configuration): Document
15080 --enable-build-with-cxx, --with-stage1-ldflags,
15081 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
15082 * configure: Rebuild.
15084 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15086 * config/arm/arm.c (arm_override_options): Fix braces and formatting
15087 from previous commit.
15089 2009-06-23 Ian Lance Taylor <iant@google.com>
15091 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
15093 2009-06-23 Ian Lance Taylor <iant@google.com>
15095 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
15096 with ATTRIBUTE_UNUSED.
15098 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
15099 Pat Haugen <pthaugen@us.ibm.com>
15100 Revital Eres <eres@il.ibm.com>
15102 * config.in (HAVE_AS_POPCNTD): Add default definition.
15103 (HAVE_AS_LWSYNC): Ditto.
15105 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
15107 (gcc_cv_as_powerpc_cmpb): Ditto.
15108 (gcc_cv_as_powerpc_dfp): Ditto.
15109 (gcc_cv_as_powerpc_vsx): Ditto.
15110 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
15111 supporting the popcntd/lwsync instructions.
15112 (gcc_cv_as_powerpc_lwsync): Ditto.
15113 * configure: Regenerate.
15115 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
15116 -mcpu=native and -mcpu=power7.
15117 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
15119 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
15120 a variable instead of a mask to reduce the number of mask bits.
15121 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
15122 (-mbit-word): Ditto.
15123 (-mregnames): Ditto.
15124 * config/rs6000/rs6000.opt (-mupdate): Ditto.
15125 (-mfused-madd): Ditto.
15127 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
15129 (-mvsx): New switch for VSX instructions.
15130 (-misel): Move from a variable to a mask to allow it to be set by
15133 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
15134 function declaration to an array declaration.
15135 (rs6000_hard_regno_nregs): New external array declaration.
15137 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
15138 files included by rs6000.md.
15140 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
15141 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
15143 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
15145 (rs6000_debug_reg): New -mdebug= variables.
15146 (rs6000_debug_addr): Ditto.
15147 (rs6000_debug_cost): Ditto.
15148 (rs6000_pmode): New variable to hold Pmode.
15149 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
15150 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
15151 calculated at compiler start.
15152 (rs6000_hard_regno_nregs): Change function to an array which holds
15153 HARD_REGNO_NREGS calculated at compiler start.
15154 (rs6000_explicit_options): Delete isel field.
15155 (rs6000_vector_unit): New array to hold which vector unit
15156 supports arithmetic options for a given type.
15157 (rs6000_vector_mem): New array to hold which vector unit supports
15158 memory reference operations for a given type.
15159 (rs6000_vector_align): New array to given the alignment of each
15161 (power7_cost): New basic costs for power7.
15162 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
15163 (rs6000_hard_regno_nregs_internal): New function, moved from
15164 HARD_REGNO_NREGS, to calculate the number of registers each hard
15165 register takes for each type.
15166 (rs6000_debug_reg_print): New function for -mdebug=reg support.
15167 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
15168 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
15169 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
15170 unit information here so it is calculated once at compiler startup
15172 (rs6000_override_options): Make -misel a target mask. Add more
15173 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
15174 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
15176 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
15177 (rs6000_handle_option): Move -misel from variable to target mask.
15178 (rs6000_builtin_mask_for_load): Add VSX support.
15179 (rs6000_conditional_register_usage): Ditto.
15180 (USE_ALTIVEC_FOR_ARG_P): Ditto.
15181 (function_arg_boundary): Ditto.
15182 (rs6000_expand_builtin): Ditto.
15183 (def_builtin): Make abort message a little friendlier.
15184 (rs6000_emit_int_cmove): Add support for 64-bit isel.
15186 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
15187 assembler support the popcntd instruction instead of a vsx
15188 instruction to enable power7 support.
15189 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
15190 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
15191 option to the assembler if -mcpu=native.
15192 (ASM_CPU_NATIVE_SPEC): Ditto.
15193 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
15195 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
15196 the lwsync instruction.
15197 (enum processor_type): Add PROCESSOR_POWER7.
15198 (rs6000_debug_reg): New -mdebug= options.
15199 (rs6000_debug_addr): Ditto.
15200 (rs6000_debug_cost): Ditto.
15201 (rs6000_isel): Delete.
15202 (enum rs6000_vector): New enum to say what vector unit we have.
15203 (VECTOR_UNIT_*): New macros to say which vector unit has
15204 arithmetic operations for a given type.
15205 (VECTOR_MEM_*): New macros to say which vector unit has memory
15206 operations for a given type.
15207 (TARGET_LDBRX): Whether the machine supports the ldbrx
15209 (TARGET_ISEL): Delete, -misel moved to be a mask.
15210 (TARGET_ISEL64): New macro for 64-bit isel support.
15211 (UNITS_PER_VSX_WORD): New macro.
15212 (POINTER_SIZE): Move to be an external variable, rather than
15213 calculating whether we are generating 32 ot 64-bit code.
15215 (STACK_BOUNDARY): Add VSX support.
15216 (LOCAL_ALIGNMENT): Ditto.
15217 (SLOW_UNALIGNED_ACCESS): Ditto.
15218 (VSX_REGNO_P): New macro for VSX support.
15219 (VFLOAT_REGNO_P): Ditto.
15220 (VINT_REGNO_P): Ditto.
15221 (VLOGICAL_REGNO_P): Ditto.
15222 (VSX_VECTOR_MODE): Ditto.
15223 (VSX_SCALAR_MODE): Ditto.
15225 (VSX_MOVE_MODE): Ditto.
15226 (VSX_REG_CLASS_P): Ditto.
15227 (HARD_REGNO_NREGS): Instead of calling a function, use an array
15229 (UNITS_PER_SIMD_WORD): Add VSX support.
15230 (MODES_TIEABLE_P): Ditto.
15231 (STARTING_FRAME_OFFSET): Ditto.
15232 (STACK_DYNAMIC_OFFSET): Ditto.
15233 (EPILOGUE_USES): Ditto.
15234 (REGNO_REG_CLASS): Move to array lookup.
15235 (CLASS_MAX_NREGS): Ditto.
15236 (rs6000_vector_reg_class): Add declaration.
15237 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
15238 overlap with the floating point and Altivec registers.
15240 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
15242 * config/rs6000/driver-rs6000.c (asm_names): New static array to
15243 give the appropriate asm switches if -mcpu=native.
15244 (host_detect_local_cpu): Add support for "asm".
15245 (host_detect_local_cpu): Follow GNU code guidelines for name.
15247 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
15248 -mbit-word to a variable instead of being a target mask.
15250 * config/rs6000/sync.md (lwsync): If the assembler supports it,
15251 emit the lwsync instruction instead of emitting the instruction as
15252 an integer constant.
15254 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
15255 fixuns_trundfsi2, move expander into rs6000.md.
15257 * config/rs6000/rs6000.md (cpu): Add power7.
15258 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
15259 (logical predicate patterns): Change the single instruction
15260 primitives that set CR0 to be fast_compare instead of compare.
15262 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
15263 (popcntddi2): Ditto.
15264 (popcount<mode>): Ditto.
15265 (floating multiply/add insns): Name the floating point
15266 multiply/add insns.
15267 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
15268 (isel_unsigned_<mode>): Ditto.
15269 (fixuns_trundfsi2): Move expander here from spe.md.
15270 (smindi3): Define if we have -misel on 64-bit systems.
15275 2009-06-23 Anatoly Sokolov <aesok@post.ru>
15277 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
15279 * config/avr/avr.c (avr_current_device): New variable.
15280 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
15281 (avr_arch, mcu_type_s): Move to avr.h.
15282 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
15283 default_data_section_start fields.
15284 (avr_arch): Moved from avr.c.
15285 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
15286 library_name fields.
15287 (avr_current_device, avr_mcu_types, avr_arch_types,
15288 avr_device_to_arch, avr_device_to_data_start,
15289 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
15290 (EXTRA_SPEC_FUNCTIONS): Define.
15291 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
15292 options mapping. Use device_to_arch and device_to_data_start insted.
15293 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
15294 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
15295 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
15296 * config/avr/driver-avr.c: New file.
15297 * config/avr/avr-devices.c: New file.
15299 2009-06-23 Jakub Jelinek <jakub@redhat.com>
15301 * var-tracking.c (unshare_variable): Force initialized to
15302 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
15303 (set_variable_part): Likewise.
15304 (struct variable_union_info): Remove pos_src field.
15305 (vui_vec, vui_allocated): New variables.
15306 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
15307 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
15308 == 1 use a simpler sorting algorithm. Compute pos field right
15309 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
15310 Avoid quadratic comparison if !flag_var_tracking_uninit.
15311 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
15312 unshare_variable unconditionally.
15313 (dataflow_set_different_2): Removed.
15314 (dataflow_set_different): Don't traverse second hash table.
15315 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
15316 unconditionally to var_reg_set or var_mem_set.
15317 (emit_notes_in_bb): Likewise.
15318 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
15320 (emit_note_insn_var_location): Don't set initialized to
15321 VAR_INIT_STATUS_INITIALIZED early.
15322 (vt_finalize): Free vui_vec if needed, clear vui_vec and
15324 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
15326 * tree-object-size.c (addr_object_size): Instead of checking
15327 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
15328 are no FIELD_DECLs following it.
15330 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
15332 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
15333 order to match bswaps with signed source operands.
15335 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15337 * sdbout.c (sdbout_one_type): Fix braces in switch.
15339 2009-06-23 Richard Guenther <rguenther@suse.de>
15341 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
15343 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
15344 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
15345 var_callused, callused_tree, var_storedanything, storedanything_tree,
15346 var_integer, integer_tree): Remove global variables.
15347 (new_var_info): Do not pass new id, append the new var to the
15348 global variable vector.
15349 (do_ds_constraint): Use is_global_var member of the variable-info.
15350 (new_scalar_tmp_constraint_exp): Adjust.
15351 (create_function_info_for): Likewise.
15352 (create_variable_info_for): Likewise.
15353 (find_what_var_points_to): Remove dead code.
15354 (init_base_vars): Simplify.
15355 (compute_points_to_sets): Adjust.
15357 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
15359 * combine.c (try_combine): Dump information about the insns we're
15362 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
15364 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
15365 check when calling force_to_mode on TRUNCATE's operand.
15367 2009-06-22 Ian Lance Taylor <iant@google.com>
15369 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
15371 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
15373 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
15375 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15377 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
15378 override library linkage flags such as -static-libgcc or
15381 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
15383 * config/m68k/m68k-devices.def: Add line for MCF5221x.
15385 2009-06-22 Ian Lance Taylor <iant@google.com>
15387 * config/linux.opt: Put mglibc ahead of muclibc.
15389 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
15390 for duplicate decls.
15392 2009-06-22 Matthias Klose <doko@ubuntu.com>
15394 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
15396 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
15399 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
15400 instead of NULL if a parser error occurs.
15402 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15404 * dwarf2out.c (dwarf2_debug_hooks): Initialize
15405 non-DWARF2_DEBUGGING_INFO version.
15407 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
15409 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
15410 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
15412 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
15413 (LIBGCC2_TF_CEXT): Define.
15416 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15419 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
15421 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15423 * config/arm/arm.c (arm_override_options): Disable
15424 -mcaller-super-interworking and -mcallee-super-interworking.
15425 * doc/invoke.texi (ARM Options): Document this.
15427 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
15429 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
15430 * config/arm/constraints.md (j): New constraint for movw operands.
15431 (N): Remove thumb2 meaning.
15432 * config/arm/arm.md (*arm_movw): Delete.
15433 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
15434 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
15435 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
15437 2009-06-22 Martin Jambor <mjambor@suse.cz>
15439 PR tree-optimization/40492
15440 * tree-sra.c (sra_modify_assign): Pass zero offsets to
15441 build_ref_for_offset.
15443 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
15445 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
15446 JUMP_TABLE_DATA_P predicates where applicable.
15447 * auto-inc-dec.c: Ditto.
15448 * builtins.c: Ditto.
15449 * caller-save.c: Ditto.
15451 * cfgcleanup.c: Ditto.
15452 * cfglayout.c: Ditto.
15454 * combine.c: Ditto.
15455 * combine-stack-adj.c: Ditto.
15459 * df-scan.c: Ditto.
15461 * dwarf2asm.c: Ditto.
15462 * dwarf2out.c: Ditto.
15463 * emit-rtl.c: Ditto.
15469 * function.c: Ditto.
15472 * genpreds.c: Ditto.
15473 * genrecog.c: Ditto.
15475 * ira-costs.c: Ditto.
15476 * ira-lives.c: Ditto.
15478 * loop-iv.c: Ditto.
15479 * lower-subreg.c: Ditto.
15480 * modulo-sched.c: Ditto.
15482 * postreload.c: Ditto.
15483 * print-rtl.c: Ditto.
15485 * reginfo.c: Ditto.
15486 * regmove.c: Ditto.
15487 * reload1.c: Ditto.
15490 * rtlanal.c: Ditto.
15492 * sched-vis.c: Ditto.
15494 * sel-sched-ir.c: Ditto.
15495 * simplify-rtx.c: Ditto.
15496 * targhooks.c: Ditto.
15497 * var-tracking.c: Ditto.
15498 * vmsdbgout.c: Ditto.
15500 2009-06-22 Matthias Klose <doko@ubuntu.com>
15502 * Makefile.in (install-plugin): Always use DESTDIR.
15504 2009-06-22 Olivier Hainque <hainque@adacore.com>
15506 * config/pa/pa.c (output_call): Don't optimize post call jumps
15507 into return address adjustments if the call may throw.
15509 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
15511 * arm.c (thumb1_output_casesi): New function.
15512 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
15513 optimizing for size or PIC.
15514 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
15515 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
15516 (casesi): Handle Thumb-1 when optimizing for size or PIC.
15517 (thumb1_casesi_internal_pic): New expand rule.
15518 (thumb1_casesi_dispatch): New pattern.
15519 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
15521 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
15522 in the text seciton when PIC or optimizing for size.
15523 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
15524 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
15525 preservation properties of code.
15526 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
15527 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
15528 (__gnu_thumb1_case_si): New function.
15529 * t-arm (LIB1ASMSRC): Define here.
15530 (LIB1ASMFUNCS): Add some common functions.
15531 * t-arm-elf (LIB1ASMSRC): Delete.
15532 (LIB1ASMFUNCS): Append to existing set.
15533 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
15534 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
15535 * t-symbian (LIB1ASMFUNCS): Likewise.
15536 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
15537 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
15539 2009-06-21 Richard Guenther <rguenther@suse.de>
15541 PR tree-optimization/38729
15542 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
15543 to loops with a single exit if -fno-expensive-optimizations.
15545 2009-06-21 Jakub Jelinek <jakub@redhat.com>
15547 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
15548 (dataflow_set): Change vars type from htab_t to shared_hash.
15549 (shared_hash_pool, empty_shared_hash): New variables.
15550 (vars_clear): Removed.
15551 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
15552 shared_hash_find_slot_unshare, shared_hash_find_slot,
15553 shared_hash_find_slot_noinsert, shared_hash_find): New
15555 (shared_hash_unshare, shared_hash_destroy): New functions.
15556 (unshare_variable): Unshare set->vars if shared, use
15558 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
15559 (get_init_value, find_src_set_src, dump_dataflow_set,
15560 clobber_variable_part, emit_notes_for_differences): Use
15562 (dataflow_set_init): Remove second argument, set vars to
15563 empty_shared_hash instead of creating a new htab.
15564 (dataflow_set_clear): Call shared_hash_destroy and set vars
15565 to empty_shared_hash instead of calling vars_clear.
15566 (dataflow_set_copy): Don't call vars_copy, instead just share
15567 the src htab with dst.
15568 (variable_union): Use shared_hash_*, use initially NO_INSERT
15569 lookup if set->vars is shared. Don't keep slot cleared before
15570 calling unshare_variable. Unshare set->vars if needed.
15571 Even ->refcount == 1 vars must be unshared if set->vars is shared
15572 and var needs to be modified.
15573 (variable_canonicalize): New function.
15574 (dataflow_set_union): If dst->vars is empty, just share src->vars
15575 with dst->vars and traverse with variable_canonicalize to canonicalize
15576 and unshare what is needed.
15577 (dataflow_set_different): If old_set and new_set use the same shared
15578 htab, they aren't different. If number of htab elements is different,
15579 htabs are different. Use shared_hash_*.
15580 (dataflow_set_destroy): Call shared_hash_destroy instead of
15582 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
15583 second argument to dataflow_set_init.
15584 (vt_initialize): Likewise. Initialize shared_hash_pool and
15585 empty_shared_hash, move bb in/out initialization afterwards.
15586 Use variable_htab_free instead of NULL as changed_variables del hook.
15587 (variable_was_changed): Change type of second argument to pointer to
15588 dataflow_set. When inserting var into changed_variables, bump
15589 refcount. Unshare set->vars if set is shared htab and slot needs to
15591 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
15592 lookup if set->vars is shared. Unshare set->vars if needed.
15593 Even ->refcount == 1 vars must be unshared if set->vars is shared
15594 and var needs to be modified. Adjust variable_was_changed caller.
15595 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
15596 vars must be unshared if set->vars is shared and var needs to be
15597 modified. Adjust variable_was_changed caller.
15598 (emit_note_insn_var_location): Don't pool_free var.
15599 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
15601 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
15602 free_alloc_pool on shared_hash_pool.
15604 2009-06-20 Anthony Green <green@moxielogic.com>
15606 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
15607 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
15609 2009-06-20 Richard Guenther <rguenther@suse.de>
15611 * tree-ssa-structalias.c (find_func_aliases): For memset use
15612 a constraint from NULL if we memset to zero.
15613 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
15614 we explicitly handle that do not read from memory.
15615 (call_may_clobber_ref_p_1): Properly handle builtins that may
15618 2009-06-20 Richard Guenther <rguenther@suse.de>
15620 PR tree-optimization/40495
15621 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
15622 (new_scalar_tmp_constraint_exp): New function.
15623 (process_constraint): Do not create temporary decls.
15624 (process_all_all_constraints): Likewise.
15625 (handle_const_call): Likewise.
15626 (create_function_info_for): Do not set decl.
15628 2009-06-19 Ian Lance Taylor <iant@google.com>
15630 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
15631 (rs6000_attribute_table): Make static; move before use.
15633 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
15635 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
15636 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
15637 Propagate the TREE_READONLY flag without overwriting it.
15638 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
15639 Propagate the TREE_READONLY flag onto the result.
15640 (process_call_operands): Move around. Use correct constant value.
15642 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15645 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
15646 * config/arm/arm.md: Likewise.
15648 2009-06-19 Ian Lance Taylor <iant@google.com>
15650 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
15651 to GIMPLE_ERROR_MARK.
15653 * c-typeck.c (build_conditional_expr): Add op1_original_type and
15654 op2_original_type parameters. Warn about using different enum types.
15655 * c-parser.c (c_parser_conditional_expression): Pass original
15656 types to build_conditional_expr.
15657 * c-tree.h (build_conditional_expr): Update declaration.
15659 2009-06-19 Ian Lance Taylor <iant@google.com>
15661 * config/i386/i386.c (ix86_function_specific_save): Test that
15662 fields match values, rather than testing the values are in a
15665 2009-06-19 Richard Guenther <rguenther@suse.de>
15667 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
15668 ADDR_EXPR pointers.
15669 (ptr_derefs_may_alias_p): Likewise.
15670 (ptr_deref_may_alias_ref_p_1): New function.
15671 (ptr_deref_may_alias_ref_p): Likewise.
15672 (ref_maybe_used_by_call_p_1): Handle builtins that are not
15673 covered by looking at the ESCAPED solution.
15674 (call_may_clobber_ref_p_1): Likewise.
15675 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
15676 Handle NULL_TREE offset. Do not produce redundant constraints.
15677 (process_all_all_constraints): New helper function.
15678 (do_structure_copy): Use it.
15679 (handle_lhs_call): Likewise.
15680 (find_func_aliases): Handle some builtins with pointer arguments
15681 and/or return values explicitly.
15683 2009-06-19 Ian Lance Taylor <iant@google.com>
15685 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
15687 2009-06-19 Ian Lance Taylor <iant@google.com>
15689 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
15691 2009-06-19 Ian Lance Taylor <iant@google.com>
15693 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
15694 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
15697 * c-decl.c (finish_decl): If -Wc++-compat, warn about
15698 uninitialized const.
15700 2009-06-19 Ian Lance Taylor <iant@google.com>
15702 * dse.c (struct store_info): Rename bitmap field to bmap. Change
15705 * c-decl.c (in_struct, struct_types): Remove.
15706 (struct c_binding): Add in_struct field.
15707 (c_binding_ptr): Define type, along with VEC.
15708 (struct c_struct_parse_info): Define.
15709 (struct_parse_info): New static variable.
15710 (bind): Initialize in_struct field.
15711 (start_struct): Remove enclosing_in_struct and
15712 enclosing_struct_types parameters. Add
15713 enclosing_struct_parse_info parameter. Change all callers. Set
15714 struct_parse_info rather than in_struct and struct_types.
15715 (grokfield): If -Wc++-compat and there is a symbol binding for the
15716 field name, set the in_struct flag and push it on the
15717 struct_parse_info->fields vector.
15718 (warn_cxx_compat_finish_struct): New static function.
15719 (finish_struct): Remove enclosing_in_struct and
15720 enclosing_struct_types parameters. Add
15721 enclosing_struct_parse_info parameter. Change all callers. Don't
15722 set C_TYPE_DEFINED_IN_STRUCT here. Call
15723 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
15724 parameter. Only push on struct_types if warn_cxx_compat.
15725 (finish_enum): Only push on struct_types if warn_cxx_compat.
15726 (declspecs_add_type): Add loc parameter. Change all callers.
15727 Change all error calls to error_at. Pass loc, not input_location,
15728 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
15729 defined in a struct. If -Wc++-compat and parsing a struct, record
15730 that a typedef name was used.
15731 * c-parser.c (c_parser_declspecs): Get location to pass to
15732 declspecs_add_type.
15733 (c_parser_struct_or_union_specifier): Update calls to start_struct
15735 * c-tree.h (struct c_struct_parse_info): Declare.
15736 (finish_struct, start_struct): Update declarations.
15737 (declspecs_add_type): Update declaration.
15739 2009-06-19 Ian Lance Taylor <iant@google.com>
15741 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
15742 variable with an anonymous type.
15744 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
15746 * see.c: Remove for real.
15748 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
15750 * optabs.h (enum optab_index): Add new OTI_significand.
15751 (significand_optab): Define corresponding macro.
15752 * optabs.c (init_optabs): Initialize significand_optab.
15753 * genopinit.c (optabs): Implement significand_optab using
15754 significand?f2 patterns.
15755 * builtins.c (expand_builtin_mathfn): Handle
15756 BUILT_IN_SIGNIFICAND{,F,L}.
15757 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
15758 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
15760 * config/i386/i386.md (significandxf2, significand<mode>2): New
15761 expanders to implement significandf, significand and significandl
15762 built-ins as inline x87 intrinsics.
15764 2009-06-18 Anatoly Sokolov <aesok@post.ru>
15766 * config/avr/avr.c (avr_override_options): Remove setting value of
15767 PARAM_INLINE_CALL_COST.
15769 2009-06-18 Richard Henderson <rth@redhat.com>
15772 * tree-pass.h (TDF_ASMNAME): New.
15773 * tree-dump.c (dump_options): Add asmname.
15774 * doc/invoke.texi: Document it.
15776 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
15777 (dump_decl_name): ...here.
15778 (dump_function_name): New flags arg; mind TDF_ASMNAME.
15779 (dump_generic_node): Update dump_function_name calls.
15780 (print_call_name): New flags arg; update all dump calls.
15781 * diagnostic.h (print_call_name): Update.
15782 * gimple-pretty-print.c (dump_gimple_call): Update.
15784 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
15787 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
15789 2009-06-18 Diego Novillo <dnovillo@google.com>
15791 * doc/plugins.texi: Document plugin_is_GPL_compatible.
15792 * plugin.c (str_license): Declare.
15793 (try_init_one_plugin): Assert that the symbol
15794 'plugin_is_GPL_compatible' exists.
15796 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
15799 * Makefile.in (OBJS-common): Remove see.o.
15801 * common.opt (fsee): Mark as preserved for backward compatibility.
15802 * opts.c (common_handle_option): Add OPT_fsee to the backward
15803 compatibility section.
15804 * passes.c (init_optimization_passes, pass_see): Remove pass.
15805 * timevar.def (TV_SEE): Remove.
15806 * tree-pass.h (pass_see): Remove declaration.
15807 * doc/invoke.texi (-fsee): Remove documentation.
15809 2009-06-18 Martin Jambor <mjambor@suse.cz>
15811 * tree-sra.c: Include statistics.h
15812 (sra_stats): New variable.
15813 (sra_initialize): Clear sra_stats.
15814 (create_access_replacement): Increment sra_stats.replacements.
15815 (get_access_replacement): Do not return twice.
15816 (analyze_all_variable_accesses): Increment statistics counter by the
15817 number of scalarized aggregates.
15818 (generate_subtree_copies): Increment sra_stats.subtree_copies.
15819 (sra_modify_expr): Increment sra_stats.exprs.
15820 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
15821 (sra_modify_assign): Increment sra_stats.exprs,
15822 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
15823 (perform_intra_sra): Update statistics counters.
15824 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
15826 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
15828 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
15829 (arm_scalar_mode_supported_p): New function.
15831 2009-06-18 Paul Brook <paul@codesourcery.com>
15832 Sandra Loosemore <sandra@codesourcery.com>
15834 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
15835 (__extendhfsf2, __truncsfhf2): Define.
15836 * config/arm/fp16.c: New file.
15837 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
15838 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
15840 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
15842 * doc/extend.texi (Half-Precision): New section.
15843 * doc/invoke.texi (Option Summary): List -mfp16-format.
15844 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
15845 * config/arm/arm.opt (mfp16-format=): New.
15846 * config/arm/arm.c: Include intl.h.
15847 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
15848 (TARGET_INVALID_RETURN_TYPE): Redefine.
15849 (TARGET_PROMOTED_TYPE): Redefine.
15850 (TARGET_CONVERT_TO_TYPE): Redefine.
15851 (arm_fp16_format): Define.
15852 (all_fpus): Add entry for neon-fp16.
15853 (fp_model_for_fpu): Likewise.
15854 (struct fp16_format): Declare.
15855 (all_fp16_formats): Define.
15856 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
15858 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
15860 (arm_legitimate_index_p): Treat HFmode like HImode.
15861 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
15862 (coproc_secondary_reload_class): Special-case HFmode.
15863 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
15864 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
15865 (arm_init_fp16_builtins): New.
15866 (arm_init_builtins): Call it.
15867 (arm_invalid_parameter_type): New.
15868 (arm_invalid_return_type): New.
15869 (arm_promoted_type): New.
15870 (arm_convert_to_type).
15871 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
15873 (arm_emit_fp16_const): New function.
15874 (arm_mangle_type): Mangle __fp16 as "Dh".
15875 * config/arm/arm.h (TARGET_VFPD32): Make it know about
15877 (TARGET_NEON_FP16): New.
15878 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
15879 (enum fputype): Add FPUTYPE_NEON_FP16.
15880 (enum arm_fp16_format_type): Declare.
15881 (arm_fp16_format): Declare.
15882 (LARGEST_EXPONENT_IS_NORMAL): Define.
15883 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
15884 * config/arm/arm-modes.def (HFmode): Define.
15885 * config/arm/vfp.md (*movhf_vfp): New.
15886 (extendhfsf2): New.
15888 * config/arm/arm.md (fpu): Add neon_fp16.
15889 (floatsihf2, floatdihf2): New.
15890 (fix_trunchfsi2, fix_trunchfdi2): New.
15892 (extendhfdf2): New.
15894 (*arm32_movhf): New.
15895 (*thumb1_movhf): New.
15896 (consttable_2): Add check for HFmode constants.
15897 (consttable_4): Handle HFmode constants.
15899 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
15901 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
15903 2009-06-17 Olivier Hainque <hainque@adacore.com>
15905 * collect2.c (main): Use CONST_CAST2 to perform char ** to
15906 const char ** conversion in AIX specific section.
15908 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
15910 * config/i386/i386.c (ix86_special_builtin_type): Remove
15911 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
15912 (bdesc_special_args): Updated.
15913 (ix86_init_mmx_sse_builtins): Likewise.
15914 (ix86_expand_special_args_builtin): Likewise.
15916 2009-06-17 Richard Henderson <rth@redhat.com>
15918 * tree-pretty-print.c (maybe_dump_asm_name): New.
15919 (dump_decl_name): Use it.
15920 (PRINT_FUNCTION_NAME): Merge into...
15921 (dump_function_name): ... here. Use maybe_dump_asm_name.
15923 2009-06-17 Cary Coutant <ccoutant@google.com>
15925 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
15927 * debug.c (struct gcc_debug_hooks): Change placeholder for
15929 (debug_nothing_int_charstar_int): Replaced by...
15930 (debug_nothing_int_charstar_int_bool): ...this.
15931 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
15932 source_line prototype.
15933 (debug_nothing_int_charstar_int): Replaced by...
15934 (debug_nothing_int_charstar_int_bool): ...this.
15935 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
15936 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
15937 Output is_stmt operand when necessary.
15938 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
15939 (notice_source_line): Add is_stmt parameter.
15940 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
15941 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
15943 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
15944 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
15946 2009-06-17 Ian Lance Taylor <iant@google.com>
15948 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
15950 (struct store_by_pieces_d): Rename from store_by_pieces. Change
15953 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
15955 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
15956 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
15957 tree_strip_sign_nop_conversions and
15958 tree_ssa_strip_useless_type_conversions rather than stripping
15959 the operations here.
15960 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
15962 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
15963 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
15964 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
15965 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
15968 2009-06-17 Michael Eager <eager@eagercon.com>
15970 * config/rs6000/constraints.md (register_constraint "d"): New.
15971 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
15972 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
15973 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
15974 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
15975 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
15976 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
15977 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
15978 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
15979 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
15980 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
15982 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
15983 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
15984 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
15985 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
15986 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
15987 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
15988 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
15989 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
15990 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
15991 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
15992 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
15993 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
15994 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
15995 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
15997 2009-06-16 Ian Lance Taylor <iant@google.com>
15999 * profile.c (total_num_never_executed): Don't define.
16000 (compute_branch_probabilities): Don't count or print
16001 num_never_executed.
16002 (init_branch_prob): Don't set total_num_never_executed.
16003 (end_branch_prob): Don't print total_num_never_executed.
16005 2009-06-17 David Daney <ddaney@caviumnetworks.com>
16007 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
16009 2009-06-17 David Edelsohn <edelsohn@gnu.org>
16011 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
16012 (nabstd2_fpr): Same.
16014 2009-06-17 Steve Ellcey <sje@cup.hp.com>
16016 * expr.c (expand_assignment): Change complex type check.
16018 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
16020 * doc/plugins.texi (Building GCC plugins): Added new section.
16022 2009-06-17 Ian Lance Taylor <iant@google.com>
16024 * c-pch.c (get_ident): Don't set size of templ array.
16025 (pch_init): Don't set size of partial_pch array.
16027 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
16028 string constant to intialize an array whose size is the length of
16031 2009-06-17 Richard Guenther <rguenther@suse.de>
16033 PR tree-optimization/40389
16034 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
16035 to addressable types.
16036 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
16038 2009-06-17 Richard Guenther <rguenther@suse.de>
16040 PR middle-end/40460
16041 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
16042 if there is no evolution of left in the loop bail out.
16043 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
16044 chrec_fold_multiply.
16046 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
16047 Janis Johnson <janis187@us.ibm.com>
16050 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
16051 for the symbol ref of a constant that is the source of a move
16052 - nor for any other not-obvious-label-ref constants.
16054 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
16056 * plugin.c (position_pass): Skip newly inserted pass during list
16057 traversal to avoid repeated insertion.
16059 2009-06-16 Ian Lance Taylor <iant@google.com>
16061 * vec.h (VEC_stack_alloc): Define different version if
16062 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
16063 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
16064 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
16065 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
16067 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
16069 * config.gcc (extra_headers): Add ia32intrin.h for x86.
16071 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
16072 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
16073 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
16074 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
16075 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
16076 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
16077 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
16078 (bdesc_special_args): Add __builtin_ia32_rdtsc and
16079 __builtin_ia32_rdtscp.
16080 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
16081 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
16082 and __builtin_ia32_rorhi.
16083 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
16084 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
16085 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
16086 (ix86_expand_args_builtin): Likewise.
16087 (ix86_expand_special_args_builtin): Likewise.
16089 * config/i386/i386.md (UNSPECV_RDTSCP): New.
16090 (UNSPECV_RDTSC): Likewise.
16091 (UNSPECV_RDPMC): Likewise.
16092 (*bsr): Renamed to ...
16094 (*bsr_rex64): Renamed to ...
16097 (*rdpmc): Likewise.
16098 (*rdpmc_rex64): Likewise.
16100 (*rdtsc): Likewise.
16101 (*rdtsc_rex64): Likewise.
16102 (rdtscp): Likewise.
16103 (*rdtscp): Likewise.
16104 (*rdtscp_rex64): Likewise.
16106 * config/i386/ia32intrin.h: New.
16108 * config/i386/x86intrin.h: Include <ia32intrin.h>.
16110 2009-06-16 Ian Lance Taylor <iant@google.com>
16112 * ira-build.c (copy_info_to_removed_store_destinations):
16113 Initialize parent_a.
16115 2009-06-16 Ian Lance Taylor <iant@google.com>
16117 * c-decl.c (grokdeclarator): Change size_varies to bool.
16119 2009-06-16 Ian Lance Taylor <iant@google.com>
16121 * sel-sched.c: Make forward declarations of move_op_hooks and
16122 fur_hooks explicitly extern.
16124 2009-06-16 Ian Lance Taylor <iant@google.com>
16126 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
16127 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
16129 2009-06-16 Ian Lance Taylor <iant@google.com>
16131 * resource.c (mark_referenced_resources): Change
16132 include_delayed_effects parameter to bool. Change all callers.
16133 (mark_end_of_function_resources): Likewise.
16134 * reorg.c (insn_references_resource_p): Likewise.
16135 (insn_sets_resource_p): Likewise.
16136 * resource.h (mark_referenced_resources): Update declaration.
16137 (mark_end_of_function_resources): Update declaration.
16139 2009-06-16 David Edelsohn <edelsohn@gnu.org>
16141 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
16143 2009-06-16 David Edelsohn <edelsohn@gnu.org>
16145 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
16146 GCC can bootstrap on AIX with GNU Binutils 2.20.
16148 2009-06-16 Ian Lance Taylor <iant@google.com>
16150 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
16152 2009-06-16 Ian Lance Taylor <iant@google.com>
16154 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
16155 inline, not extern inline.
16156 (exact_log2): Likewise.
16157 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
16159 (exact_log2): Likewise, but don't test CTZ_HWI.
16161 2009-06-16 Ian Lance Taylor <iant@google.com>
16163 * bitmap.c (bitmap_clear): Don't declare as inline.
16164 * gimple.c (gimplify_assign): Likewise.
16165 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
16166 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
16167 (sched_scan_info): Remove duplicate definition.
16169 2009-06-16 Ian Lance Taylor <iant@google.com>
16171 * c-common.c (skip_evaluation): Don't define.
16172 (c_inhibit_evaluation_warnings): Define global variable.
16173 (overflow_warning): Check c_inhibit_evaluation_warnings rather
16174 than skip_evaluation.
16175 (convert_and_check, warn_for_div_by_zero): Likewise.
16176 * c-common.h (skip_evaluation): Don't declare.
16177 (c_inhibit_evaluation_warnings): Declare.
16178 * c-parser.c (c_parser_typeof_specifier): Set
16179 c_inhibit_evaluation_warnings rather than skip_evaluation.
16180 (c_parser_conditional_expression): Likewise.
16181 (c_parser_binary_expression): Likewise.
16182 (c_parser_sizeof_expression): Likewise.
16183 (c_parser_alignof_expression): Likewise.
16184 * c-typeck.c (build_indirect_ref): Check
16185 c_inhibit_evaluation_warnings rather than skip_evaluation.
16186 (build_conditional_expr, build_binary_op): Likewise.
16188 2009-06-16 Richard Guenther <rguenther@suse.de>
16190 * tree-ssa-alias.c (is_escape_site): Remove.
16191 * tree-ssa-alias.h (enum escape_type): Remove.
16192 (is_escape_site): Likewise.
16193 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
16194 via casts and asms without deferring to is_escape_site.
16196 2009-06-16 Jakub Jelinek <jakub@redhat.com>
16198 PR middle-end/40446
16199 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
16200 use gen_lowpart if op0 has complex mode.
16202 2009-06-16 Richard Guenther <rguenther@suse.de>
16204 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
16205 variables add them to ESCAPED.
16206 (find_func_aliases): Do not make all indirectly stored values escaped.
16208 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
16210 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
16211 make_decl_one_only.
16213 2009-06-16 Martin Jambor <mjambor@suse.cz>
16215 PR tree-optimization/40432
16216 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
16217 check whether we need to force gimple register operand.
16219 2009-06-16 Martin Jambor <mjambor@suse.cz>
16221 PR tree-optimization/40413
16222 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
16223 build_ref_for_offset.
16224 (propagate_subacesses_accross_link): Fix a typo in a comment.
16226 2009-06-16 Ira Rosen <irar@il.ibm.com>
16228 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
16229 with additional parameter.
16230 * tree-vectorizer.h (enum vect_def_type): Add new value
16232 (enum vect_relevant): Add comments.
16233 (vect_is_simple_reduction): Add new argument.
16234 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
16235 Detect nested cycles.
16236 (vect_is_simple_reduction): Update documentation, add an argument to
16237 distinguish inner-loop reduction from nested cycle, detect nested
16238 cycles, fix printings and indentation, don't swap operands in case
16240 (get_initial_def_for_reduction): Handle subtraction.
16241 (vect_create_epilog_for_reduction): Add new argument to specify
16242 reduction variable.
16243 (vect_finalize_reduction): Handle subtraction, fix comments.
16244 (vectorizable_reduction): Handle nested cycles. In case of nested
16245 cycle keep track of the reduction variable position. Call
16246 vect_is_simple_reduction with additional parameter. Use original
16247 statement code in reduction epilogue for nested cycle. Call
16248 vect_create_epilog_for_reduction with additional parameter.
16249 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
16250 inner-loop vectorization.
16251 (vect_recog_widen_sum_pattern): Likewise.
16252 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
16254 (vect_mark_stmts_to_be_vectorized): Likewise.
16255 (vect_get_vec_def_for_operand): Handle nested cycles.
16257 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16259 * doc/invoke.texi (Debugging Options): Fix option index entries
16260 for -fdump-statistics, -frandom-seed add entries for
16261 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
16262 (FRV Options): Fix entries for -mTLS, -mtls.
16263 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
16264 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
16265 (M68hc1x Options): Fix @itemx for -mnominmax.
16266 (MCore Options): Fix entry for -mno-lsim.
16267 (MMIX Options): Fix entry for -mabi=mmixware.
16268 (PDP-11 Options): Fix entry for -mbcopy-builtin.
16270 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
16272 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
16273 Mention the plugin mode of gengtype.
16274 * doc/gty.texi (Source Files Containing Type Information): Likewise.
16275 * gengtype.c: Updated copyright.
16276 (plugin_files, nb_plugin_files) Added new static variables.
16277 (measure_input_list) Care about plugin_files.
16278 (write_rtx_next): Added early return in plugin mode.
16279 (create_file): Updated copyright year in generated file. Added
16281 (oprintf): Added early return if NULL outf.
16282 (get_output_file_with_visibility): Care of plugin_files.
16283 (get_output_file_name): May return null.
16284 (write_local): Added early return.
16285 (put_mangled_filename): Ditto.
16286 (finish_root_table): Added check for base_files.
16287 (write_roots): Care about null when plugins.
16288 (main): Added plugin mode.
16290 2009-06-15 Ian Lance Taylor <iant@google.com>
16292 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
16293 * gcov.c (read_count_file): Add braces around variables declared
16296 * c.opt (Wjump-misses-init): New warning.
16297 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
16298 -Wall and -Wc++-compat if not already set.
16299 (c_common_post_options): Clear warn_jump_misses_init if it was not
16301 * c-decl.c (struct c_binding): Change type field to a union with
16302 new label field. Make it the first field in the struct. Update
16303 references to type to use u.type instead.
16304 (struct c_spot_bindings): Define.
16305 (struct c_goto_bindings): Define.
16306 (c_goto_bindings_p): Define, along with VECs.
16307 (struct c_label_vars): Define.
16308 (struct c_scope): Add has_label_bindings field.
16309 (bind_label, set_spot_bindings): New static functions.
16310 (decl_jump_unsafe, update_spot_bindings): New static functions.
16311 (update_label_decls): New static function.
16312 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
16313 Update binding u.label field to shadowed field.
16314 (c_binding_start_stmt_expr): New function.
16315 (c_binding_end_stmt_expr): New function.
16316 (pushdecl): Don't call c_begin_vm_scope.
16317 (make_label): Add defining and p_label_vars parameters. Change
16319 (lookup_label): Correct test for whether a label has not yet been
16320 defined. Call bind_label rather than bind.
16321 (warn_about_goto): New static function.
16322 (lookup_label_for_goto): New function.
16323 (declare_label): Call bind_label rather than bind.
16324 (check_earlier_gotos): New static function.
16325 (define_label): Don't give errors about jumping into statement
16326 expressions or scopes of variably modified types. Call
16327 set_spot_bindings and check_earlier_gotos. Call bind_label
16328 instead of bind. Don't set label_context_stack_se or
16329 label_context_stack_vm.
16330 (c_get_switch_bindings): New function.
16331 (c_release_switch_bindings): New function.
16332 (c_check_switch_jump_warnings): New function.
16333 (start_function): Don't set label_context_stack_se or
16334 label_context_stack_vm.
16335 (finish_function): Likewise.
16336 * c-typeck.c (label_context_stack_se): Don't define.
16337 (label_context_stack_vm): Don't define.
16338 (c_finish_goto_label): Call lookup_label_for_goto rather than
16339 lookup_label. Don't give errors about jumping into a statement
16340 expression or the scope of a variably modified type. Don't set
16341 label_context_stack_se or label_context_stack_vm.
16342 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
16343 fields. Add bindings field.
16344 (c_start_case): Don't set deleted fields. Set bindings field.
16345 (do_case): Rework order of tests. Don't check blocked_stmt_expr
16346 or blocked_vm. Call c_check_switch_jump_warnings.
16347 (c_finish_case): Don't test blocked_stmt_expr field. Call
16348 c_release_switch_bindings.
16349 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
16350 c_switch_stack. Don't walk label_context_stack_se labels. Don't
16351 set label_context_stack_se. Call c_bindings_start_stmt_expr.
16352 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
16353 c_switch_stack. Don't walk label_context_stack_se labels. Don't
16354 set label_context_stack_se. Call c_bindings_end_stmt_expr.
16355 (c_begin_vm_scope, c_end_vm_scope): Don't define.
16356 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
16357 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
16358 (C_DECL_UNJUMPABLE_VM): Don't define.
16359 (C_DECL_UNDEFINABLE_VM): Don't define.
16360 (struct c_label_list): Don't define.
16361 (struct c_label_context_se): Don't define.
16362 (struct c_label_context_vm): Don't define.
16363 (struct c_spot_bindings): Declare.
16364 (c_bindings_start_stmt_expr): Declare.
16365 (c_bindings_end_stmt_expr): Declare.
16366 (lookup_label_for_goto): Declare.
16367 (c_get_switch_bindings, c_release_switch_bindings): Declare.
16368 (c_check_switch_jump_warnings): Declare.
16369 (label_context_stack_se, label_context_stack_vm): Don't declare.
16370 (c_finish_goto_label): Update declaration.
16371 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
16372 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
16373 (Warning Options): Document -Wjump-misses-init.
16375 2009-06-15 Jakub Jelinek <jakub@redhat.com>
16377 * tree-object-size.c (addr_object_size): Fix a pasto in the last
16380 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
16382 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
16384 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
16386 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
16388 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
16390 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
16392 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
16394 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
16395 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
16396 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
16397 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
16398 * dwarf2asm.c (dw2_force_const_mem): Update call to
16399 make_decl_one_only.
16400 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
16401 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
16402 * langhooks.c (lhd_comdat_group): Remove.
16403 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
16404 * tree.h (DECL_COMDAT_GROUP): New.
16405 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
16406 (tree_decl_with_vis): Add comdat_group. Remove one_only.
16407 (make_decl_one_only): Change signature.
16408 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
16409 make_decl_one_only.
16410 (make_decl_one_only): Change signature.
16411 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
16413 2009-06-15 Richard Guenther <rguenther@suse.de>
16415 PR middle-end/40439
16416 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
16418 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16420 * tree-ssa-math-opts.c: Remove extra divide.
16422 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16424 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
16426 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16428 * passes.c: Add bswap pass.
16429 * tree-pass.h: Add pass_optimize_bswap declaration.
16430 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
16431 Include rtl.h, expr.h and optabs.h for optab_handler check.
16432 (struct symbolic_number, pass_optimize_bswap): New definition.
16433 (do_shift_rotate, verify_symbolic_number_p): New functions.
16434 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
16435 (gate_optimize_bswap): New function.
16436 * tree.c (widest_int_cst_value): New function.
16437 * tree.h (widest_int_cst_value): Prototype added.
16439 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
16441 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
16442 REG_EQUAL/REG_EQUIV notes.
16444 2009-06-14 Richard Guenther <rguenther@suse.de>
16446 PR middle-end/40389
16447 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
16448 has its address taken if NRV was applied and it is addressable.
16449 * tree-ssa-structalias.c (get_constraint_for_address_of): New
16450 function split out from ...
16451 (get_constraint_for_1): ... here.
16452 (handle_rhs_call): Use it to mark the return slot escaped if
16453 it is addressable and NRV was applied.
16455 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
16457 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
16458 Change first argument type to location_t.
16459 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
16460 Do not set input_location.
16461 Use loc instead of input_location throughout.
16463 2009-06-13 Richard Guenther <rguenther@suse.de>
16465 PR tree-optimization/40421
16466 * tree-predcom.c (should_unroll_loop_p): Remove.
16467 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
16469 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
16471 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16472 Add location argument.
16474 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
16476 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
16478 * config/s390/s390.c (s390_build_builtin_va_list): Same.
16479 (s390_gimplify_va_arg): Pass location to create_artificial_label.
16480 * config/spu/spu-protos.h: Add location to
16481 spu_resolve_overloaded_builtin.
16482 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
16483 spu_build_builtin_va_list.
16484 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
16485 argument. Pass location to build_function_call_vec.
16486 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
16488 (emit_fpu_switch): Same.
16489 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
16490 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
16491 to build_decl and create_artificial_label.
16492 (xtensa_gimplify_va_arg_expr): Same.
16493 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
16494 (xstormy16_gimplify_va_arg_expr): Same.
16495 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
16496 * config/arm/arm.c (arm_build_builtin_va_list): Same.
16497 * config/mips/mips.c (mips_build_builtin_va_list): Same.
16498 (mips16_build_function_stub): Same.
16499 (mips16_build_call_stub): Same.
16501 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
16504 * arm/constraints.md (Pa, Pb): New constraints.
16505 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
16506 split pattern to deal with them.
16508 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
16510 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
16511 fix index entry for -Xpreprocessor.
16513 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
16515 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16516 Add location argument to build_decl call.
16517 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
16518 (rs6000_init_builtins): Same.
16519 (spe_init_builtins): Same.
16520 (rs6000_gimplify_va_arg): Add location argument to
16521 create_artificial_label call.
16523 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
16525 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
16526 * combine-stack-adj.c (pass_stack_adjustments): Use it.
16527 * Makefile.in: Fix GGC dependency for gcse.o.
16529 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
16531 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
16532 * gimple-pretty-print.c (dump_gimple_stmt): Same.
16533 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
16535 * c-parser.c (c_parser_binary_expression): Use current column while
16536 building binary operations.
16537 * common.opt (fshow-column): Enable by default.
16538 * tree-vrp.c (check_array_ref): Use warning_at.
16539 (check_array_bounds): Use location from call back if expr has no
16541 * tree.h: Add location argument to maybe_fold_*.
16542 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
16543 (maybe_fold_offset_to_array_ref): Add location argument and use it.
16544 (maybe_fold_offset_to_component_ref): Same.
16545 (maybe_fold_offset_to_reference): Same.
16546 (maybe_fold_offset_to_address): Same.
16547 (maybe_fold_stmt_indirect): Same.
16548 (maybe_fold_stmt_addition): Same.
16549 (fold_stmt_r): Pass location to maybe_fold_*.
16550 (fold_gimple_assign): Same.
16551 * c-tree.h: Add location argument to finish_decl,
16552 default_function_array_conversion, store_init_value.
16553 * c-decl.c (define_label): Use error_at.
16554 (c_make_fname_decl): Pass location to finish_decl.
16555 (finish_decl): New location argument.
16556 (build_compound_literal): Pass location to store_init_value.
16557 (grokdeclarator): Pass location to finish_decl.
16559 * c-typeck.c (array_to_pointer_conversion): New location argument.
16560 (function_to_pointer_conversion): Same.
16561 (default_function_array_conversion): Same.
16562 (parser_build_unary_op): Pass location to overflow_warning.
16563 (parser_build_binary_op): Same. Use warning_at.
16564 (build_unary_op): Pass location to array_to_pointer_conversion.
16565 (build_c_cast): Pass location to digest_init.
16566 (build_modify_expr): New location argument.
16567 (convert_for_assignment): Same.
16568 (store_init_value): Same.
16569 (digest_init): Same.
16570 (output_init_element): Pass location to digest_init and
16571 array_to_pointer_conversion.
16572 (c_finish_return): Pass location to convert_for_assignment.
16573 * gimplify.c (gimplify_conversion): Pass location to
16574 maybe_fold_offset_to_address.
16575 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
16576 to maybe_fold_stmt_addition.
16577 * c-omp.c (c_finish_omp_atomic): Pass new location to
16579 (c_finish_omp_for): Same.
16580 * c-common.c (overflow_warning): New argument.
16581 * c-common.h: New argument to build_modify_expr, overflow_warning.
16582 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
16584 (c_parser_initializer): Pass location to
16585 default_function_array_conversion.
16586 (c_parser_initelt): Same.
16587 (c_parser_initval): Same.
16588 (c_parser_asm_operands): Same.
16589 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
16590 (c_parser_conditional_expression): Same.
16591 (c_parser_binary_expression): Add location info to stack. Use it.
16592 (c_parser_unary_expression): Pass location to
16593 default_function_array_conversion, parser_build_unary_op,
16594 build_indirect_ref, c_parser_postfix_expression_after_primary.
16595 (c_parser_postfix_expression_after_primary): New location argument.
16597 (c_parser_expression_conv): Pass location to
16598 default_function_array_conversion.
16599 (c_parser_expr_list): Same.
16600 (c_parser_omp_atomic): Same.
16601 (c_parser_omp_for_loop): Same.
16602 * c-tree.h (struct c_declarator): Add comment to id_loc.
16603 (build_array_declarator): New argument.
16604 * c-decl.c (build_array_declarator): Add location argument.
16605 (grokdeclarator): Set id_loc for cdk_array.
16606 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
16607 build_array_declarator.
16608 * tree.c (build_omp_clause): Add location argument.
16609 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
16610 (OMP_CLAUSE_LOCATION): New macro.
16611 (struct tree_omp_clause): Add location field.
16612 (build_omp_clause): Add argument.
16613 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
16615 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
16616 (cp_parser_omp_clause_collapse): Same.
16617 (cp_parser_omp_clause_default): Same.
16618 (cp_parser_omp_clause_if): Same.
16619 (cp_parser_omp_clause_nowait): Same.
16620 (cp_parser_omp_clause_num_threads): Same.
16621 (cp_parser_omp_clause_ordered): Same.
16622 (cp_parser_omp_clause_schedule): Same.
16623 (cp_parser_omp_clause_untied): Same.
16624 (cp_parser_omp_for_loop): Same.
16625 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
16626 * c-tree.h (c_start_case): Add location argument.
16627 (c_process_expr_stmt): Same.
16628 (c_finish_goto_*): Same.
16629 * tree-parloops.c (initialize_reductions): Pass location to
16631 (create_parallel_loop): Same.
16632 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
16633 (gfc_trans_omp_reduction_list): Same.
16634 (gfc_trans_omp_clauses): Same.
16635 (gfc_trans_omp_do): Same.
16636 * c-typeck.c (c_finish_goto_label): Same.
16637 (c_finish_goto_ptr): New location argument.
16638 (c_start_case): Same.
16639 (emit_side_effect_warnings): Same.
16640 (c_process_expr_stmt): Same.
16641 (c_finish_stmt_expr): Same.
16642 (c_finish_omp_clauses): Use error_at instead of error.
16643 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
16645 * c-omp.c (c_split_parallel_clauses): New location argument.
16646 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
16647 to build_omp_clause.
16648 (convert_local_reference_stmt): Same.
16649 (convert_gimple_call): Same.
16650 * c-common.h (c_split_parallel_clauses): New argument.
16651 * c-parser.c (c_parser_statement_after_labels): Pass location to
16652 c_finish_goto_label.
16653 (c_parser_switch_statement): Pass location to c_start_case.
16654 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
16655 and c_process_expr_stmt.
16656 (c_parser_omp_variable_list): Add location argument.
16657 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
16658 (c_parser_omp_clause_default): Same.
16659 (c_parser_omp_clause_if): Same.
16660 (c_parser_omp_clause_num_threads): Same.
16661 (-c_parser_omp_clause_ordered): Same.
16662 (c_parser_omp_clause_reduction): Pass location to
16663 c_parser_omp_variable_list.
16664 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
16665 (c_parser_omp_clause_untied): Same.
16666 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
16667 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
16669 * c-tree.h (check_for_loop_decls, undeclared_variable,
16670 build_component_ref, build_array_ref, build_external_ref,
16671 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
16672 build_conditional_expr, build_compound_expr, c_cast_expr,
16673 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
16674 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
16676 * c-semantics.c (build_stmt): Same.
16677 (build_case_label): Same.
16678 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
16679 (undeclared_variable): New argument.
16680 (make_label): Same.
16681 (lookup_label): Pass location on down.
16682 (define_label): Same.
16683 (finish_decl): Same.
16684 (build_compound_literal): Same.
16685 (finish_struct): Same.
16686 (finish_function): Do not set location here.
16687 (check_for_loop_decls): New argument.
16688 * tree.c (save_expr): Set location.
16689 (build_empty_stmt): New argument.
16690 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
16691 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
16692 * builtins.c (gimplify_va_arg_expr): Use locations.
16693 (expand_builtin_sync_operation): Same.
16694 * c-typeck.c (build_component_ref): New argument.
16695 (build_array_ref): Same.
16696 (build_external_ref): Same.
16697 (c_expr_sizeof_expr): Same.
16698 (c_expr_sizeof_type): Same.
16699 (parser_build_unary_op): Same.
16700 (build_conditional_expr): Same.
16701 (build_compound_expr): Pass location on down.
16702 (build_compound_expr): New argument.
16703 (build_c_cast): Same.
16704 (c_cast_expr): Same.
16705 (build_asm_expr): Same.
16706 (c_finish_return): Same.
16707 (c_process_expr_stmt): Pass location on down.
16708 (c_finish_stmt_expr): New argument.
16709 (push_clenaup): Same.
16710 (c_finish_omp_parallel): Same.
16711 (c_finish_omp_task): Same.
16712 * gimplify.c (gimplify_call_expr): Pass location on down.
16713 * c-omp.c (c_finish_omp_master): New argument.
16714 (c_finish_omp_critical): Same.
16715 (c_finish_omp_ordered): Same.
16716 (c_finish_omp_barrier): Same.
16717 (-c_finish_omp_taskwait): Same.
16718 (c_finish_omp_atomic): Same.
16719 (c_finish_omp_flush): Same.
16720 * tree-inline.c (copy_tree_body_r): Pass location on down.
16721 (inline_forbidden_p): Remove use of input_location.
16722 * c-gimplify.c (c_build_bind_expr): New argument.
16723 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
16724 (c_sizeof_or_alignof_type): New argument.
16725 (c_alignof_expr): Same.
16726 (build_va_arg): Same.
16727 (c_add_case_label): Same.
16728 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
16729 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
16730 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
16731 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
16732 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
16733 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
16735 * stub-objc.c (objc_build_selector_expr): Same.
16736 (objc_build_throw_stmt): Same.
16737 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
16738 (c_parser_initelt): Same.
16739 (c_parser_compound_statement): Same.
16740 (c_parser_compound_statement_nostart): Same.
16741 (c_parser_label): Same.
16742 (c_parser_statement_after_labels): Same.
16743 (c_parser_if_body): Same.
16744 (c_parser_else_body): Same.
16745 (c_parser_if_statement): Same.
16746 (c_parser_switch_statement): Same.
16747 (c_parser_while_statement): Same.
16748 (c_parser_do_statement): Same.
16749 (c_parser_for_statement): Same.
16750 (c_parser_asm_statement): Same.
16751 (c_parser_conditional_expression): Same.
16752 (c_parser_binary_expression): Same.
16753 (c_parser_cast_expression): Same.
16754 (c_parser_unary_expression): Same.
16755 (c_parser_sizeof_expression): Same.
16756 (c_parser_alignof_expression): Same.
16757 (c_parser_postfix_expression): Same.
16758 (c_parser_expression): Same.
16759 (c_parser_objc_receiver): Same.
16760 (c_parser_omp_variable_list): Same.
16761 (c_parser_omp_structured_block): Same.
16762 (c_parser_omp_atomic): New argument.
16763 (c_parser_omp_barrier): Same.
16764 (c_parser_omp_critical): Same.
16765 (c_parser_omp_flush): Pass location on down.
16766 (c_parser_omp_for_loop): New argument.
16767 (c_parser_omp_for): Same.
16768 (c_parser_omp_master): Same.
16769 (c_parser_omp_ordered): Same.
16770 (c_parser_omp_sections_scope): Same.
16771 (c_parser_omp_sections): Same.
16772 (c_parser_omp_parallel): Same.
16773 (c_parser_omp_single): Same.
16774 (c_parser_omp_task): Same.
16775 (c_parser_omp_taskwait): Pass location on down.
16776 (c_parser_omp_construct): Same.
16777 (c_parser_omp_threadprivate): Same.
16778 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
16779 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
16780 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
16781 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
16782 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
16783 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
16784 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
16785 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
16786 config/i386/i386.c, stmt.c:
16787 Add location argument to the following function definitions and/or
16788 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
16789 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
16790 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
16791 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
16792 do_case, c_finish_bc_stmt, build_compound_literal,
16793 build_function_call.
16794 * c-decl.c (build_compound_literal): Add location argument.
16795 Make all diagnostic calls use location.
16796 (start_struct): Same.
16797 (finish_struct): Same.
16798 (start_enum): Same.
16799 (build_enumerator): Same.
16800 (start_function): Same.
16801 (grokdeclarator): Make all diagnostic calls use location.
16802 (store_parm_decls_oldstyle): Same.
16803 * c-typeck.c (build_function_call): Add location argument.
16804 Make all diagnostic calls use location.
16806 (c_finish_bc_stmt): Same.
16807 * tree-nested.c (get_trampoline_type): Add argument.
16808 Pass location to build_decl.
16809 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
16810 * rtl.h (RTL_LOCATION): New.
16811 * c-common.c (c_add_case_label): Add location argument.
16812 Make all diagnostic calls use location.
16813 * c-common.h: Add location argument to make_fname_decl, do_case,
16814 c_add_case_label, build_function_call, resolve_overloaded_builtin.
16815 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
16816 Set it appropriately for every case. Pass enum_loc to start_enum
16817 call. Pass value_loc first to build_enumerator. Pass enum_loc to
16819 (c_parser_struct_or_union_specifier): Save location. Use it for
16820 start_struct, finish_struct, and parser_xref_tag.
16822 2009-06-12 Ian Lance Taylor <iant@google.com>
16824 * fold-const.c (fold_unary): Rename local variable and to and_expr.
16826 * c-opts.c (c_common_handle_option): For -Wc++-compat set
16827 cpp_opts->warn_cxx_operator_names.
16829 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
16832 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
16833 is returns NULL and OP is a VCE, look through the VCE.
16835 2009-06-12 Ian Lance Taylor <iant@google.com>
16838 * collect2.c (main): Use CONST_CAST2 in code inside #if
16839 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
16841 2009-06-12 Joey Ye <joey.ye@intel.com>
16843 PR middle-end/39146
16844 * cfgexpand.c (get_decl_align_unit): Update
16845 max_used_stack_slot_alignment with align instead of
16846 stack_alignment_needed.
16848 * function.c (assign_stack_local_1): Update
16849 max_used_stack_slot_alignment with alignment_in_bits instead
16850 of stack_alignment_needed.
16851 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
16854 2009-06-12 Jakub Jelinek <jakub@redhat.com>
16856 * dwarf2out.c (last_var_location_insn): New variable.
16857 (dwarf2out_end_epilogue): Clear last_var_location_insn.
16858 (dwarf2out_var_location): Don't record anything after last real
16859 insn. Only change labels if there were any real instructions
16860 in between last note and this one, or if changed sections.
16862 2009-06-11 Richard Henderson <rth@redhat.com>
16864 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
16865 note when storing the frame pointer in a register.
16866 (FRP): Don't redefine to nothing for epilogue.
16867 (alpha_expand_epilogue): Mark register and sp restores.
16868 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
16870 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
16871 when gen_lowpart is needed.
16873 2009-06-11 Richard Henderson <rth@redhat.com>
16875 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
16877 * dwarf2out.c (need_data_align_sf_opcode): New.
16878 (div_data_align): Move earlier.
16879 (def_cfa_1, reg_save): Use it.
16881 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
16883 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
16884 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
16885 (ix86_handle_option): Handle OPT_mcrc32.
16886 (ix86_target_string): Add -mcrc32.
16887 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
16889 * config/i386/i386.h (TARGET_CRC32): New.
16891 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
16892 (sse4_2_crc32di): Likewise.
16894 * config/i386/i386.opt (mcrc32): New.
16896 * doc/invoke.texi: Document -mcrc32.
16898 2009-06-11 Richard Henderson <rth@redhat.com>
16900 * common.opt (gdwarf-): Accept a version number.
16901 * doc/invoke.texi (gdwarf-): Update docs.
16902 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
16903 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
16904 version level, and record it.
16906 * dwarf2.h (DW_CIE_VERSION): Remove.
16907 * dwarf2out.c (DWARF_VERSION): Remove.
16908 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
16909 (output_call_frame_info): Use CIE version 3 for dwarf3,
16910 or if the return register column is out of range for version 1.
16911 (dwarf_stack_op_name): Add all dwarf3 values.
16912 (DEBUG_PUBTYPES_SECTION): New.
16913 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
16914 encoding change for dwarf3.
16915 (output_die) [dw_val_class_die_ref]: Likewise.
16916 (output_compilation_unit_header): Emit correct version for dwarf3.
16917 (output_line_info): Likewise.
16918 (output_pubnames): Update for DWARF_VERSION removal.
16919 (output_aranges): Likewise.
16920 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
16921 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
16922 (dwarf2out_finish): Likewise.
16924 2009-06-11 David Daney <ddaney@caviumnetworks.com>
16926 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
16929 2009-06-11 David Daney <ddaney@caviumnetworks.com>
16932 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
16933 * builtins.c (expand_builtin_unreachable): New function.
16934 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
16935 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
16936 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
16938 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
16939 searching for missing barriers.
16941 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16943 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
16944 when -fprofile-generate* was passed.
16945 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
16947 2009-06-11 Anthony Green <green@moxielogic.com>
16949 * config/moxie/moxie.md: Define length attribute for all instructions.
16951 (*b<cond:code>): Support limited branch ranges for new PC-relative
16952 branch instructions.
16953 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
16955 2009-06-11 Jakub Jelinek <jakub@redhat.com>
16957 * config/i386/i386.c (min_insn_size): Use get_attr_length
16958 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
16959 For __asm return 0.
16961 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
16962 instead of emit_insn_before.
16964 2009-06-10 Ian Lance Taylor <iant@google.com>
16967 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
16970 2009-06-10 Revital Eres <eres@il.ibm.com>
16972 * passes.c (init_optimization_passes): Reschedule
16973 predictive-commoning pass before complete unroll pass.
16975 2009-06-10 Martin Jambor <mjambor@suse.cz>
16977 * cgraph.c (cgraph_node_can_be_local_p): New function.
16978 (cgraph_make_node_local): New function.
16979 * cgraph.h (cgraph_node_can_be_local_p): Declare.
16980 (cgraph_make_node_local): Declare.
16982 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
16984 * tree.h (tree_base): Add packed_flag and user_align fields.
16985 Decrease size of spare field.
16986 (TYPE_USER_ALIGN): Use user_align from tree_base.
16987 (DECL_USER_ALIGN): Likewise.
16988 (TYPE_PACKED): Use packed_flag from tree_base.
16989 (DECL_PACKED): Likewise.
16990 (tree_type): Delete packed_flag and user_align fields. Widen
16991 precision field. Widen mode field and shuffle fields to align
16992 mode on an 8-bit boundary.
16993 (tree_decl_common): Delete decl_flag_1 and user_align fields.
16994 Renumber decl_flag_* fields. Fix comments. Widen
16995 decl_common_unused field.
16996 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
16997 (DECL_EXTERNAL): Likewise.
16998 (DECL_BIT_FIELD): Likewise.
16999 (DECL_NONADDRESSABLE_P): Likewise.
17000 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
17001 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
17003 2009-06-10 Ian Lance Taylor <iant@google.com>
17005 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
17006 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
17007 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
17008 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
17009 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
17010 DEF_VEC_ALLOC_FUNC_P.
17011 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
17012 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
17013 DEF_VEC_ALLOC_FUNC_O.
17014 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
17015 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
17016 DEF_VEC_ALLOC_FUNC_I.
17017 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
17018 (vec_stack_p_reserve_exact_1): Declare.
17019 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
17020 (vec_stack_free): Declare.
17021 (VEC_stack_alloc): Define.
17022 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
17023 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
17024 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
17025 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
17027 (stack_vecs): New static variable.
17028 (vec_stack_p_reserve_exact_1): New function.
17029 (vec_stack_o_reserve_1): New static function.
17030 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
17031 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
17032 (vec_stack_free): New function.
17033 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
17034 (VEC_df_ref_stack_alloc): Define.
17035 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
17036 DEF_VEC_ALLOC_P_STACK.
17037 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
17038 (struct df_collection_rec): Change _vec fields to VEC. Remove
17040 (df_free_collection_rec): Adjust for new fields.
17041 (df_insn_rescan): Use new df_collection_rec fields.
17042 (df_notes_rescan, df_canonize_collection_rec): Likewise.
17043 (df_ref_create_structure, df_ref_record): Likewise.
17044 (df_get_conditional_uses, df_get_call_refs): Likewise.
17045 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
17046 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
17047 (df_record_exit_block_uses, df_bb_verify): Likewise.
17048 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
17049 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
17050 Remove count parameter. Change return type to void. Change all
17052 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
17053 Remove count parameter. Change return type to void. Change all
17055 (df_install_refs): Change old_vec parameter to VEC. Remove count
17056 parameter. Change all callers.
17057 (df_install_mws): Change old_vec parameter to VEC. Remove count
17058 parameter. Change all callers.
17059 (df_refs_verify): Change new_rec parameter to VEC. Change call
17061 (df_mws_verify): Likewise.
17063 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
17065 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
17067 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
17069 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
17071 2009-06-10 Anthony Green <green@moxielogic.com>
17073 * config/moxie/crti.asm: New file.
17074 * config/moxie/crtn.asm: New file.
17075 * config/moxie/moxie.c: New file.
17076 * config/moxie/moxie.h: New file.
17077 * config/moxie/sfp-machine.h: New file.
17078 * config/moxie/moxie-protos.h: New file.
17079 * config/moxie/t-moxie: Created.
17080 * config/moxie/t-moxie-softfp: Created.
17081 * config/moxie/moxie.md: Created.
17082 * config/moxie/constraints.md: Created.
17083 * config.gcc: Add moxie support.
17084 * doc/md.texi (Machine Constraints): Add moxie constraints.
17085 * doc/contrib.texi (Contributors): Mention moxie port.
17086 * doc/install.texi (Specific): Mention the moxie port.
17088 2009-06-09 Ian Lance Taylor <iant@google.com>
17090 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
17091 compiling with C++.
17092 * optabs.c (optab_table): Only use designated initializers if
17093 HAVE_DESIGNATED_INITIALIZERS is defined.
17094 (convert_optab_table): Likewise.
17095 (init_optabs): Always call init_insn_codes if
17096 HAVE_DESIGNATED_INITIALIZERS is not defined.
17098 2009-06-09 Ian Lance Taylor <iant@google.com>
17100 * targhooks.c (default_builtin_vectorized_function): Change fn
17101 parameter to unsigned int.
17102 (default_builtin_vectorized_conversion): Change code parameter to
17104 (default_builtin_reciprocal): Change fn parameter to unsigned int.
17105 * targhooks.h: Update declarations.
17106 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
17107 parameter to unsigned int.
17109 * c-typeck.c (comptypes_check_enum_int): New static function.
17110 (comptypes_internal): Add enum_and_int_p parameter. Change all
17112 (comp_target_types): Add location parameter. Change all callers.
17113 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
17114 Change all callers.
17115 (function_types_compatible_p, type_lists_compatible_p): Likewise.
17116 (build_conditional_expr): Add colon_loc parameter. Change all
17118 (convert_for_assignment): Add location parameter. Change all callers.
17119 * c-parser.c (c_parser_conditional_expression): Pass location of
17120 colon to build_conditional_expr.
17121 * c-tree.h (build_conditional_expr): Update declaration.
17123 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
17125 * graphite.c: Revert previous patch.
17127 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
17130 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
17132 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
17134 * tree-ssa-loop-prefetch.c
17135 (loop_prefetch_arrays): Fixed a portability problem in printf format
17138 2009-06-09 Martin Jambor <mjambor@suse.cz>
17140 PR tree-optimization/40351
17141 * tree-sra.c (propagate_subacesses_accross_link): Check that a
17142 refrence to a potential artifical subaccess can be constructed.
17144 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
17146 * config/sh/sh-protos.h (sh_optimization_options): Declare.
17147 (sh_override_options): Likewise.
17148 * config/sh/sh.c: Include params.h.
17149 (sh_optimization_options): New.
17150 (sh_override_options): Likewise.
17151 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
17152 (OVERRIDE_OPTIONS): Use sh_override_options.
17154 2009-06-08 Jakub Jelinek <jakub@redhat.com>
17156 * dwarf2out.c (emit_cfa_remember): New variable.
17157 (add_fde_cfi): If emit_cfa_remember, recurse to add
17158 DW_CFA_remember_state first.
17159 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
17160 instead just set emit_cfa_remember.
17162 2009-06-08 Jan Hubicka <jh@suse.cz>
17165 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
17167 2009-06-08 Jan Hubicka <jh@suse.cz>
17169 PR middle-end/39834
17170 * cgraphunit.c (save_inline_function_body): Do not copy transform
17171 hooks for saved inline bodies.
17172 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
17173 for given function.
17175 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
17177 * jump.c (returnjump_p): Handle delayed branches. Add missing
17180 2009-06-08 Jan Hubicka <jh@suse.cz>
17182 PR middle-end/40102
17183 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
17184 original node might've been modified.
17185 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
17187 2009-06-08 Jakub Jelinek <jakub@redhat.com>
17189 * tree-object-size.c (addr_object_size): Add OSI argument.
17190 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
17191 (compute_builtin_object_size, expr_object_size): Adjust callers.
17192 (plus_stmt_object_size): Call addr_object_size instead of
17193 compute_builtin_object_size.
17195 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
17196 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17198 * tree-ssa-loop-prefetch.c
17199 (gather_memory_references): Introduced a counter for the number of
17201 (anything_to_prefetch_p): Introduced a counter for the number of
17203 (is_loop_prefetching_profitable): New function with a cost model
17205 (loop_prefetch_arrays): Use the new cost model to determine if
17206 prefetching is profitable.
17207 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
17208 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
17209 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
17210 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
17211 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
17212 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
17214 2009-06-08 Michael Matz <matz@suse.de>
17217 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
17218 partitions use the same.
17219 (expand_one_var): Deal with DECL_RTL sometimes begin set also
17220 for basevars of SSA_NAMEs.
17221 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
17222 to not expand them twice.
17223 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
17226 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
17228 * common.opt (fcompare-debug=, fcompare-debug-second): New.
17229 (fdump-final-insns=, gtoggle): New.
17230 * doc/invoke.texi: Document them.
17231 * final.c (rest_of_clean_state): Dump final insn stream.
17232 * gcc.c (invoke_as): Hook in -fcompare-debug.
17233 (static_spec_functions): Add compare-debug-dump-opt,
17234 compare-debug-self-opt and compare-debug-auxbase-opt.
17235 (compare_debug, compare_debug_second, compare_debug_opt): New.
17236 (switches_debug_check, n_switches_debug_check): New.
17237 (debug_auxbase_opt, debug_check_temp_file): New.
17238 (process_command): Handle -fno-compare-debug, -fcompare-debug and
17240 (do_self_spec): Handle arguments after switches.
17241 (do_spec_1): Add .gk extension to temp file basenames for compare.
17242 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
17243 (cc1_options): Use it instead of normal auxbase computation for
17244 the second compare-debug compilation.
17245 (compare_files): New.
17246 (main): Set up and implement compare debug mode.
17247 (compare_debug_dump_opt_spec_function): New.
17248 (compare_debug_self_opt_spec_function): New.
17249 (compare_debug_auxbase_opt_spec_function): New.
17250 * toplev.c (process_options): Handle flag_gtoggle,
17251 flag_dump_final_insns.
17252 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
17253 during -fcompare-debug-second compilation.
17255 2009-06-07 Ian Lance Taylor <iant@google.com>
17257 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
17258 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
17260 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
17261 with no default node. Change warning with %H to warning_at.
17262 Don't clear warn_switch around case checking.
17263 * doc/invoke.texi (Warning Options): Clarify distinction between
17264 -Wswitch and -Wswitch-enum.
17266 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17268 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
17270 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17272 * gbl-ctors.h: Add header guard.
17274 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17276 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
17277 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
17278 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
17279 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
17280 prototypes for removed functions.
17281 (expressions_equal_p): Move to ...
17282 * tree-ssa-sccvn.h: ... here and ...
17283 * matrix-reorg.c: ... adjust includes.
17285 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17287 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
17289 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17291 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
17292 (finish_function): Remove erroneous whitespace.
17294 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17296 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
17297 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
17299 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17301 * errors.c (internal_error): Commentary typo fix.
17302 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
17303 * tree-ssa-pre.c: Ditto.
17305 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17307 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
17308 them is supposed to hold actual statements.
17310 2009-06-06 Ian Lance Taylor <iant@google.com>
17312 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
17313 empty statements can now have attributes.
17315 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
17317 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
17318 * config/mips/mips.md: Ditto.
17320 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
17322 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
17324 (__eabi_uconvert): Likewise.
17326 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
17328 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
17329 CFI_* definitions with IN_GCC.
17331 2009-06-05 David Edelsohn <edelsohn@gnu.org>
17333 * xcoffout.h (xcoffout_source_line): Update prototype.
17335 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17337 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
17338 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
17340 2009-06-05 Jakub Jelinek <jakub@redhat.com>
17342 PR middle-end/40340
17343 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
17344 inlined_function_outer_scope_p blocks for artificial inlines
17346 * tree.c (tree_nonartificial_location): Rewrite using
17347 block_nonartificial_location.
17349 2009-06-05 Revital Eres <eres@il.ibm.com>
17350 Leehod Baruch <leehod@il.ibm.com>
17352 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
17353 (expand_expr_real_1): Remove comment.
17354 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
17355 Vectorize misaligned access when the target supports it.
17356 (vect_supportable_dr_alignment): Check for unaligned access support.
17357 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
17360 2009-06-05 Julian Brown <julian@codesourcery.com>
17362 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
17363 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
17365 2009-06-05 Richard Guenther <rguenther@suse.de>
17368 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
17369 as possibly unused.
17371 2009-06-05 Jakub Jelinek <jakub@redhat.com>
17373 * config/s390/s390.c (global_not_special_regno_p): New static inline.
17374 (save_gprs): Don't tell unwinder when a global register is saved.
17375 (s390_emit_epilogue): Emit needed epilogue unwind info.
17377 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
17379 * dwarf2out.c (deferred_asm_name): New.
17380 (add_name_and_src_coords_attributes): Defer creation of
17381 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
17383 (move_linkage_attr): New.
17384 (dwarf2out_finish): Revisit deferrals and emit attributes at the
17387 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
17389 * tree-nested.c (finalize_nesting_tree_1): Declare the
17390 frame_decl in the binding tree.
17392 2009-06-04 Cary Coutant <ccoutant@google.com>
17394 * basic-block.h (struct basic_block_def): Add discriminator field.
17395 * dbxout.c (dbxout_source_line): Add new parameter. Change all
17397 * debug.c (do_nothing_debug_hooks): Add additional entry.
17398 (debug_nothing_int_charstar_int): New function.
17399 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
17400 (debug_nothing_int_charstar_int): New declaration.
17401 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
17402 discriminator value in .loc directive.
17403 * final.c (last_discriminator): New variable.
17404 (discriminator): New variable.
17405 (final_start_function): Initialize above variables, pass current
17406 discriminator to debug hook.
17407 (notice_source_line): Check for discriminator change.
17408 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
17409 * sdbout.c (sdbout_source_line): New parameter.
17410 * tree-cfg.c (struct locus_discrim_map): New structure type.
17411 (discriminator_per_locus): New hash table.
17412 (build_gimple_cfg): Allocate and free discriminator hash table.
17413 (make_edges): Call assign_discriminator.
17414 (locus_map_hash): New function.
17415 (locus_map_eq): New function.
17416 (next_discriminator_for_locus): New function.
17417 (same_line_p): New function.
17418 (assign_discriminator): New function.
17419 (make_cond_expr_edges): Call assign_discriminator.
17420 (make_gimple_switch_edges): Likewise.
17421 (first_non_label_stmt): New function.
17422 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
17424 * xcoffout.c (xcoffout_source_line): Add new parameter.
17426 * configure.ac (gcc_cv_as_discriminator): New configury check for
17427 gas support for discriminator.
17428 * configure: Regenerate.
17429 * config.in: Regenerate.
17431 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17433 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
17434 val after checking for integers.
17436 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
17438 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
17440 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
17441 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
17442 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
17443 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
17444 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
17445 X64_SSE_REGPARM_MAX.
17446 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
17447 X64_SSE_REGPARM_MAX.
17449 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
17451 * gcc.c (report_times_to_file): New.
17452 (execute): Implement it.
17453 (process_command): Support -time=.
17454 * doc/invoke.texi: Document it.
17456 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
17458 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
17459 that have value exprs.
17461 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
17463 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
17464 declarations for constants until...
17465 (dw2_output_indirect_constant_1): ... this point.
17467 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
17470 * arm.md (arm_addsi3): Don't try to split an add with an
17471 eliminable register until after reload has completed.
17473 2009-06-03 Ian Lance Taylor <iant@google.com>
17475 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
17476 * genattrtab.c (write_length_unit_log): Likewise.
17477 * genchecksum.c (dosum): Likewise.
17478 * gengtype.c (write_rtx_next): Likewise.
17479 (finish_root_table, write_roots): Likewise.
17480 * gimple.c (gimple_ops_offset_): Likewise.
17481 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
17482 * config/arc/arc.c (arc_attribute_table): Likewise.
17483 * config/arm/arm.c (arm_attribute_table): Likewise.
17484 * config/avr/avr.c (avr_attribute_table): Likewise.
17485 * config/crx/crx.c (crx_attribute_table): Likewise.
17486 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
17487 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
17488 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
17489 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
17490 * config/sh/sh.c (sh_attribute_table): Likewise.
17491 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
17492 * config/spu/spu.c (spu_attribute_table): Likewise.
17493 * config/v850/v850.c (v850_attribute_table): Likewise.
17495 * config/alpha/alpha.c (vms_attribute_table): Make static.
17496 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
17497 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
17498 * config/mips/mips.c (mips_attribute_table): Likewise.
17500 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
17502 (cc1-checksum.o): Likewise.
17504 2009-06-03 Steve Ellcey <sje@cup.hp.com>
17506 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
17508 2009-06-03 Jakub Jelinek <jakub@redhat.com>
17510 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
17511 insn if it is changing sp. Use gen_add3_insn instead of
17512 conditionally gen_addsi3 and gen_adddi3.
17513 (offset_below_red_zone_p): New static inline function.
17514 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
17515 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
17516 * config/rs6000/ppc-asm.h: Include auto-host.h.
17517 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
17518 CFI_RESTORE): Define.
17519 * config/rs6000/crtresxgpr.asm: Add unwind info.
17520 * config/rs6000/crtresxfpr.asm: Likewise.
17521 * config/rs6000/crtresgpr.asm: Likewise.
17522 * config/rs6000/crtresfpr.asm: Likewise.
17523 * config/rs6000/crtsavgpr.asm: Likewise.
17524 * config/rs6000/crtsavfpr.asm: Likewise.
17526 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
17527 argument of DWARF2_FRAME_REG_OUT macros.
17529 2009-06-03 Julian Brown <julian@codesourcery.com>
17531 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
17532 words or less (including TImode) in core registers.
17534 2009-06-03 Richard Guenther <rguenther@suse.de>
17536 PR middle-end/40328
17537 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
17539 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
17541 * statistics.c (statistics_counter_event): Do not record event
17542 in pass dump if its number == -1.
17543 (curr_statistics_hash): Add assert that we never get passes
17544 with static number == -1.
17546 2009-06-03 Richard Guenther <rguenther@suse.de>
17547 Andrey Belevantsev <abel@ispras.ru>
17549 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
17550 non-BLKmode arrays addressable.
17552 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
17554 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
17555 * config/m68k/m68k.h: ... here.
17557 2009-06-03 Martin Jambor <mjambor@suse.cz>
17559 PR tree-optimization/40323
17560 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
17563 2009-06-03 Richard Guenther <rguenther@suse.de>
17565 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
17568 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
17570 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
17571 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
17572 JUMP_TABLE_DATA_P where applicable.
17573 * config/sh/sh.c: Ditto.
17574 * config/sh/sh.h: Ditto.
17575 * config/sh/sh.md: Ditto.
17576 * config/sh/symbian.c: Ditto.
17578 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
17580 * config/i386/driver-i386.c (describe_cache): Optimize
17581 concatenation of strings. Use snprintf instead of sprintf.
17582 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
17583 target when not compiling with GCC.
17585 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
17587 * config/sh/sh.c: Revert last change.
17588 (sh_expand_epilogue): Emit a blockage insn before the frame
17589 pointer adjustment unconditionally.
17591 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17593 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
17594 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
17595 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
17596 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
17597 to COLLECT_GCC_OPTIONS.
17599 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17601 * collect2.c (target_system_root): New variable.
17602 (main): Handle --sysroot=.
17603 (ignore_library): Strip the sysroot from the library path.
17605 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17607 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
17608 (collect2.o): Depend on collect2-aix.h.
17609 (collect2-aix.o): New rule.
17610 * collect2-aix.h: New file.
17611 * collect2-aix.c: Likewise.
17612 * collect2.c: Include collect2-aix.h. Don't undefine
17613 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
17614 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
17615 Use TARGET_AIX_VERSION instead of _AIX51.
17616 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
17617 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
17618 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
17619 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
17620 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
17622 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17624 * collect2.c (ignore_library): Avoid premature post-increment
17625 and null deference.
17627 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17629 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
17630 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
17631 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
17632 CROSS_DIRECTORY_STRUCTURE too.
17633 (LINK_LIBG_SPEC): Likewise.
17634 (LIB_SPEC): Add %R to sysroot paths.
17635 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
17636 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
17637 * config/rs6000/aix51.h: As for aix43.h.
17638 * config/rs6000/aix52.h: Likewise.
17639 * config/rs6000/aix53.h: Likewise.
17640 * config/rs6000/aix61.h: Likewise.
17641 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
17642 to the beginning of sysroot paths.
17644 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17646 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
17647 INSN_LISTs that are out of the REG_NOTE range.
17649 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17651 * loop-unroll.c (struct iv_to_split): Add pointer to next.
17652 (struct var_to_expand): Likewise.
17653 (struct opt_info): Add head and tail for linked lists of the above.
17654 (analyze_insn_to_expand_var): Initialize next.
17655 (analyze_iv_to_split_insn): Likewise.
17656 (analyze_insns_in_loop): Create linked lists.
17657 (allocate_basic_variable): Simplify for use without hash table.
17658 (insert_var_expansion_initialization): Likewise, make it type-safer.
17659 (combine_var_copies_in_loop_exit): Likewise.
17660 (apply_opt_in_copies): Walk lists rather than hash tables.
17661 (release_var_copies): Simplified and inlined by hand into...
17662 (free_opt_info): ... this function.
17664 2009-06-02 Richard Guenther <rguenther@suse.de>
17666 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
17669 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17671 * cfgexpand.c (gimple_expand_cfg): Discard the source location
17672 only for builtins that are not overridden.
17674 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17676 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
17679 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17681 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
17683 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17685 * combine.c (move_deaths): Compare LUIDs within the same BB only.
17687 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17689 * common.opt (fdump-unnumbered-links): New.
17690 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
17691 * print-rtl.c (flag_dump_unnumbered_links): New.
17692 (print_rtx): Test it.
17694 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
17696 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
17697 push/pop multiple to 8-byte alignment.
17699 2009-06-01 Jakub Jelinek <jakub@redhat.com>
17701 * config/i386/i386.c (queued_cfa_restores): New static variable.
17702 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
17704 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
17705 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
17706 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
17707 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
17708 note unconditionally.
17709 (ix86_emit_restore_regs_using_mov): Likewise.
17710 (ix86_emit_restore_sse_regs_using_mov): Likewise.
17711 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
17712 it through to ix86_emit_restore_reg_using_pop.
17713 (ix86_emit_leave): Add RED_OFFSET argument. Call
17714 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
17715 instead of adding REG_CFA_OFFSET note unconditionally.
17716 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
17717 the above functions. Call ix86_add_queued_cfa_restore_notes when
17720 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
17721 force output of the label even for dwarf2out_do_cfi_asm.
17722 (add_fde_cfi): If -g2 and above and cfi might change CFA,
17723 force creation of CFI label and chain DW_CFA_set_loc jumping to it
17724 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
17726 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
17727 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
17728 dwarf2out_cfi_label callers.
17729 * tree.h (dwarf2out_cfi_label): Adjust prototype.
17730 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
17731 Adjust dwarf2out_cfi_label callers.
17732 * config/vax/vax.c (vax_output_function_prologue): Likewise.
17734 * config/i386/i386.h (struct machine_cfa_state,
17735 struct machine_function): Guard with ifndef USED_FOR_TARGET
17736 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
17739 * emutls.c (__emutls_get_address): Change arr->size to mean number
17740 of allocated arr->data entries instead of # of slots + 1.
17742 PR middle-end/40316
17743 * recog.c (peep2_reinit_state): New function.
17744 (peephole2_init_state): Use it at the end of a basic block and also
17745 when seeing a RTX_FRAME_RELATED_P insn.
17747 2009-06-01 Steve Ellcey <sje@cup.hp.com>
17749 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
17750 fixuns_truncrfdi2): New.
17751 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
17752 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
17753 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
17754 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
17755 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
17756 *recip_approx): Remove.
17757 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
17758 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
17759 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
17761 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
17764 2009-06-01 Ian Lance Taylor <iant@google.com>
17766 * attribs.c (register_attribute): Use CONST_CAST.
17767 * collect2.c (main): Use CONST_CAST2.
17768 (scan_prog_file): Likewise.
17769 * gcc.c (process_command, main): Likewise.
17770 * toplev.c (toplev_main): Likewise.
17772 * c-typeck.c (handle_warn_cast_qual): New static function,
17773 partially broken out of build_c_cast.
17774 (build_c_cast): Call handle_warn_cast_qual.
17775 * doc/invoke.texi (Warning Options): Document new effect of
17778 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
17780 * diagnostic.c (diagnostic_build_prefix): Always print columns.
17781 (diagnostic_report_current_module): Print columns.
17782 * common.opt (flag_show_column): Enable by default.
17784 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
17786 * alias.c (find_base_term): Check for NULL term before returning.
17788 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
17790 Revert due to PR40320:
17791 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
17792 * calls.c (emit_library_call_value_1): Don't force_operand for move
17795 2009-06-01 Olivier Hainque <hainque@adacore.com>
17796 Eric Botcazou <ebotcazou@adacore.com>
17798 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
17799 to be processed as a bitfield for constructor output purposes.
17800 * output.h (initializer_constant_valid_for_bitfield_p): Declare
17802 * varasm.c (oc_local_state): New type, output_constructor
17803 local state to support communication with helpers.
17804 (oc_outer_state): New type, output_constructor outer state of
17805 relevance in recursive calls.
17806 (output_constructor_array_range): New output_constructor helper,
17807 extracted code for an array range element.
17808 (output_constructor_regular_field): New output_constructor helper,
17809 extracted code for an element that is not a bitfield.
17810 (output_constructor_bitfield): New output_constructor helper,
17811 extracted code for a bitfield element. Accept an OUTER state
17812 argument for recursive processing. Recurse on record or array
17813 CONSTRUCTOR values, possibly past noop conversions.
17814 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
17815 VALUE is a valid constant-valued expression for use in a static
17816 bit-field initializer.
17817 (output_constructor): Rework to use helpers. Accept and honor an
17818 OUTER state argument for recursive calls. Return total size. Be
17819 prepared for nested constructors initializing bitfields.
17820 (output_constant): Feed OUTER in calls to output_constructor.
17822 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
17824 * calls.c (emit_library_call_value_1): Don't force_operand for move
17827 2009-06-01 Nick Clifton <nickc@redhat.com>
17829 * doc/invoke.texi (IA-64 Options): Fix typo.
17831 2009-06-01 Ira Rosen <irar@il.ibm.com>
17833 PR tree-optimization/39129
17834 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
17836 (vect_do_peeling_for_loop_bound): Use
17837 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
17838 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
17839 (vect_loop_versioning): Likewise.
17840 (vect_create_cond_for_alias_checks): Fix indentation.
17841 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
17843 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
17844 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
17845 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
17846 "control flow in loop".
17847 (vect_estimate_min_profitable_iters): Use
17848 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
17849 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
17850 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
17851 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
17852 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
17853 statement belongs to a group of strided accesses with the exact code
17855 (vectorizable_load): Likewise.
17856 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
17857 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
17859 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
17861 * config/freebsd-stdint.h: New file.
17862 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
17863 Add freebsd-stdint.h to tm_file.
17865 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
17867 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
17868 (thumb2_extendhidi2): Likewise.
17870 2009-05-31 Ian Lance Taylor <iant@google.com>
17872 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
17874 2009-05-31 Ian Lance Taylor <iant@google.com>
17876 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
17877 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
17878 (ipa-reference.o): Depend upon gt-ipa-reference.h.
17880 2009-05-31 Jason Merrill <jason@redhat.com>
17882 * tree-pretty-print.c (print_call_name): Take the callee, not the
17883 call itself. Make non-static. Use dump_function_name for functions.
17884 (dump_generic_node): Adjust.
17885 * diagnostic.h: Declare print_call_name.
17886 * gimple-pretty-print.c (dump_gimple_call): Use it.
17888 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
17890 * config/sh/sh.md (ashldi3_std): New define_expand.
17893 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
17896 * config/sh/sh.c: Include debug.h.
17897 (sh_expand_epilogue): Emit a blockage insn before the frame
17898 pointer adjustment also when dwarf2out_do_frame returns true.
17900 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
17902 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
17903 (thumb2_extendqidi2): New pattern.
17905 2009-05-31 Ira Rosen <irar@il.ibm.com>
17907 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
17908 mark phis for renaming.
17909 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
17910 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
17911 Call mark_sym_for_renaming.
17912 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
17913 * tree-vect-loop.c (vect_transform_loop): Remove
17914 vect_memsyms_to_rename initialization and a call to
17915 mark_set_for_renaming.
17917 2009-05-31 Jakub Jelinek <jakub@redhat.com>
17919 PR middle-end/40304
17920 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
17921 frame related even if !set_cfa && style < 0.
17923 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
17925 * config/i386/mingw-tls.c: New file.
17926 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
17927 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
17928 defining _WIN32 but not __CYGWIN__.
17930 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17932 * configure.ac: Add MPC support.
17934 * config.in, configure: Regenerate.
17936 2009-05-29 Richard Henderson <rth@redhat.com>
17938 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
17939 NOTE_INSN_BASIC_BLOCK.
17940 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
17941 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
17942 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
17944 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
17946 (add_cfi): Disable check redefining cfa away from drap.
17947 (lookup_cfa_1): Add remember argument; handle remember/restore.
17948 (lookup_cfa): Pass remember argument.
17949 (cfa_remember): New.
17950 (compute_barrier_args_size_1): Remove sibcall check.
17951 (dwarf2out_frame_debug_def_cfa): New.
17952 (dwarf2out_frame_debug_adjust_cfa): New.
17953 (dwarf2out_frame_debug_cfa_offset): New.
17954 (dwarf2out_frame_debug_cfa_register): New.
17955 (dwarf2out_frame_debug_cfa_restore): New.
17956 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
17957 (dwarf2out_begin_epilogue): New.
17958 (dwarf2out_frame_debug_restore_state): New.
17959 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
17960 DW_CFA_restore_state.
17961 (output_cfi_directive): Likewise.
17962 (convert_cfa_to_fb_loc_list): Likewise.
17963 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
17964 * dwarf2out.h: Update.
17965 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
17966 (copy_insn_1): Early out for null.
17967 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
17968 and dwarf2out_frame_debug_restore_state.
17969 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
17970 (prologue_insn_hash, epilogue_insn_hash): New.
17971 (free_after_compilation): Adjust freeing accordingly.
17972 (record_insns): Create hash table if needed; push insns into
17973 hash instead of array.
17974 (maybe_copy_epilogue_insn): New.
17975 (contains): Search hash table instead of array.
17976 (sibcall_epilogue_contains): Remove.
17977 (thread_prologue_and_epilogue_insns): Split eh_return insns
17978 and mark them as epilogues.
17979 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
17980 scanning in terms of basic blocks.
17981 * insn-notes.def (CFA_RESTORE_STATE): New.
17982 * jump.c (returnjump_p_1): Accept EH_RETURN.
17983 (eh_returnjump_p_1, eh_returnjump_p): New.
17984 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
17985 CFA_REGISTER, CFA_RESTORE): New.
17986 * rtl.def (EH_RETURN): New.
17987 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
17989 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
17990 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
17992 * config/i386/i386.c (gen_push): Update cfa state.
17993 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
17994 add a CFA_ADJUST_CFA note.
17995 (ix86_dwarf_handle_frame_unspec): Remove.
17996 (ix86_expand_prologue): Update cfa state.
17997 (ix86_emit_restore_reg_using_pop): New.
17998 (ix86_emit_restore_regs_using_pop): New.
17999 (ix86_emit_leave): New.
18000 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
18001 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
18002 * config/i386/i386.h (struct machine_cfa_state): New.
18003 (ix86_cfa_state): New.
18004 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
18005 (eh_return_internal): Merge from eh_return_<mode>,
18006 use eh_return rtx, split w/ epilogue.
18008 2009-05-29 Ian Lance Taylor <iant@google.com>
18010 * builtins.c (validate_gimple_arglist): Don't use va_arg with
18012 * calls.c (emit_library_call_value_1): Likewise.
18014 * c-typeck.c (c_build_va_arg): New function.
18015 * c-tree.h (c_build_va_arg): Declare.
18016 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
18017 instead of build_va_arg.
18019 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
18021 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
18022 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
18023 (ptr_difference_cost): Use affine combinations to compute it.
18024 (difference_cost): Likewise.
18025 (get_computation_cost_at): Compute more accurate cost for addresses
18026 if the ratio is a multiplier allowed in addresses.
18027 For non-addresses, consider that an additional offset or symbol is
18030 2009-05-29 Jakub Jelinek <jakub@redhat.com>
18032 * config/i386/i386.c (ix86_decompose_address): Avoid useless
18033 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
18035 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
18036 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
18037 (prefix_rex): For UNIT_MMX don't imply the prefix by default
18039 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
18040 to 1 for TYPE_SSE{IADD1,CVT1}.
18041 (prefix_vex_imm8): Removed.
18042 (length_vex): Only pass 1 as second argument to
18043 ix86_attr_length_vex_default if prefix_extra is 0.
18044 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
18045 (length): For prefix vex computation use length_immediate
18046 attribute instead of prefix_vex_imm8.
18047 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
18048 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
18049 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
18050 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
18051 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
18052 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
18053 a space in between the operands.
18054 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
18055 if one operand is 0xff and the other one si, di, bp or sp.
18056 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
18057 other one si, di, bp or sp.
18058 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
18059 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
18060 type and mode attributes.
18061 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
18062 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
18063 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
18064 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
18065 prefix_data16 attribute iff MODE_DF.
18066 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
18067 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
18068 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
18069 constm128_operand in length_immediate computation.
18070 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
18071 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
18072 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
18073 length_immediate attribute to 1.
18074 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
18075 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
18076 for certain alternatives.
18077 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
18078 prefix_data16 attribute if MODE_V1DF.
18079 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
18080 length_immediate to 1.
18081 (set_got_rex64, set_rip_rex64): Remove length attribute, set
18082 length_address to 4, set mode attribute to MODE_DI.
18083 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
18084 (fxam<mode>2_i387): Set length attribute to 4.
18085 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
18086 *prefetch_3dnow_rex): Override length_address attribute.
18087 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
18089 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
18090 (constm128_operand): Removed.
18091 * config/i386/i386.c (memory_address_length): For
18092 disp && !index && !base in 64-bit mode account for SIB byte if
18093 print_operand_address can't optimize disp32 into disp32(%rip)
18094 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
18095 for fs: or gs: segment.
18096 (ix86_attr_length_immediate_default): When checking if shortform
18097 is possible, truncate immediate to the length of the non-shortened
18099 (ix86_attr_length_address_default): Ignore MEM_P operands
18101 (ix86_attr_length_vex_default): Only check for DImode on
18102 GENERAL_REG_P operands.
18103 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
18104 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
18105 (sse_cvttps2pi): Clear prefix_rep attribute.
18106 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
18108 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
18109 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
18110 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
18111 iff operand 2 is const_int_operand.
18112 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
18113 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
18114 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
18116 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
18118 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
18119 prefix_data16 attribute for movlpd and movhpd instructions.
18120 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
18121 length_immediate for shufpd instruction.
18122 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
18123 (avx_cmpp<avxmodesuffixf2c><mode>3,
18124 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
18125 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
18126 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
18127 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
18128 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
18129 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
18130 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
18131 prefix_data16 attribute for the first alternative to 1.
18132 (*avx_loadlps): Override length_immediate for the first alternative.
18133 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
18134 attributes for second alternative.
18135 (*vec_concatv2sf_sse4_1): Override length_immediate and
18136 prefix_data16 attributes for second alternative.
18137 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
18138 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
18139 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
18140 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
18141 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
18142 prefix_data16 and length_immediate to 1.
18143 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
18145 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
18146 prefix_extra attribute for variants that don't have 0f prefix alone.
18147 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
18148 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
18149 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
18150 *sse4_1_pextrd): Set length_immediate to 1.
18151 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
18152 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
18154 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
18155 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
18156 length_immediate to 1 for second alternative.
18157 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
18158 prefix_extra and length_immediate attributes for the first
18160 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
18162 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
18163 to 1 for the first and third alternative.
18164 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
18166 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
18168 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
18170 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
18171 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
18172 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
18173 *avx_psign<mode>3): Set prefix_extra attribute to 1.
18174 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
18175 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
18176 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
18177 ssse3_psign<mode>3): Override prefix_rex attribute.
18178 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
18179 (ssse3_palignrti): Override length_immediate to 1.
18180 (ssse3_palignrdi): Override length_immediate to 1, override
18181 prefix_rex attribute.
18182 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
18183 (sse4a_extrqi): Override length_immediate to 2.
18184 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
18185 (sse4a_insertq): Override prefix_data16 to 0.
18186 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
18187 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
18188 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
18189 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
18190 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
18191 and length_immediate to 1.
18192 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
18193 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
18194 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
18195 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
18196 and length_immediate to 1.
18197 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
18198 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
18199 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
18200 avx_ptest256): Override prefix_extra to 1.
18201 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
18202 Override prefix_data16 and length_immediate to 1.
18203 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
18204 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
18205 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
18206 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
18207 prefix_data16 to 0 and prefix_extra to 2.
18208 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
18209 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
18211 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
18212 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
18213 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
18214 and prefix_extra to 2.
18215 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
18216 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
18217 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
18218 avx_vpermilvar<mode>3,
18219 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
18220 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
18221 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
18222 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
18223 Override prefix_extra to 1.
18224 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
18225 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
18226 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
18227 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
18228 prefix_extra and length_immediate to 1.
18229 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
18231 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
18232 to 1 for the first alternative.
18233 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
18234 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
18236 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
18237 *movv2sf_internal_avx, *movv2sf_internal): Override
18238 prefix_rep attribute for certain alternatives.
18239 (*mov<mode>_internal): Override prefix_rep or prefix_data16
18240 attributes for certain alternatives.
18241 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
18242 attributes for certain alternatives.
18243 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
18244 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
18245 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
18246 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
18247 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
18248 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
18249 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
18250 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
18251 length_immediate to 1 if operand 2 is const_int_operand.
18252 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
18253 *vec_extractv2si_1): Set length_immediate attribute to 1.
18254 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
18255 using old 3DNOW insn rather than SSE/3DNOW_A.
18256 (mmx_emms, mmx_femms): Clear modrm attribute.
18258 2009-05-29 Martin Jambor <mjambor@suse.cz>
18260 * tree-sra.c: New implementation of SRA.
18262 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
18263 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
18264 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
18265 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
18266 (SRA_MAX_STRUCTURE_COUNT): Removed.
18267 (SRA_FIELD_STRUCTURE_RATIO): Removed.
18268 * doc/invoke.texi (sra-max-structure-size): Removed.
18269 (sra-field-structure-ratio): Removed.
18271 2009-05-29 Jakub Jelinek <jakub@redhat.com>
18273 PR middle-end/40291
18274 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
18277 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
18279 PR rtl-optimization/40101
18280 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
18281 seqno. Adjust comment.
18282 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
18283 inserting bookkeeping before a jump, the jump is not scheduled.
18284 When no positive seqno found, provide a value. Add comment.
18286 2009-05-29 Richard Guenther <rguenther@suse.de>
18288 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
18289 short-cutting on the first component.
18291 2009-05-29 Jakub Jelinek <jakub@redhat.com>
18293 PR middle-end/39958
18294 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
18295 for trees other than decls/types.
18297 2009-05-29 Richard Guenther <rguenther@suse.de>
18299 * tree-ssa-operands.c (get_expr_operands): Do not handle
18300 INDIRECT_REFs in the handled-component case. Remove
18301 unused get_ref_base_and_extent case.
18302 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
18303 tree_low_cst and host_integerp where possible.
18304 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
18305 codes for equivalence.
18306 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
18308 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
18310 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
18311 to tmake_file for i[34567]86-*-cygwin*.
18313 2009-05-29 Jakub Jelinek <jakub@redhat.com>
18316 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
18317 (altivec_categorize_keyword, init_vector_keywords,
18318 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
18321 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
18323 * tree.c (handle_dll_attribute): Check if node is
18324 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
18326 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
18328 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
18330 (thumb2_zero_extendqidi2): Likewise.
18332 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
18334 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
18335 instead of gen_movrt.
18336 * config/sh/sh.md (movrt): Remove.
18338 2009-05-28 Steve Ellcey <sje@cup.hp.com>
18340 * doc/invoke.texi (IA-64 Options):
18341 Add -msdata, -mfused-madd, -mno-inline-float-divide,
18342 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
18343 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
18344 -msched-prefer-non-control-spec-insns,
18345 -msched-stop-bits-after-every-cycle,
18346 -msched-count-spec-in-critical-path,
18347 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
18348 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
18349 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
18350 and -msched-spec-verbose.
18352 2009-05-28 Joseph Myers <joseph@codesourcery.com>
18354 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
18355 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
18357 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
18359 2009-05-28 Richard Guenther <rguenther@suse.de>
18361 * tree-ssa-alias.c (ao_ref_init): New function.
18362 (ao_ref_base): Likewise.
18363 (ao_ref_base_alias_set): Likewise.
18364 (ao_ref_alias_set): Likewise.
18365 (refs_may_alias_p_1): Change signature.
18366 (refs_may_alias_p): Adjust.
18367 (refs_anti_dependent_p): Likewise.
18368 (refs_output_dependent_p): Likewise.
18369 (call_may_clobber_ref_p_1): Change signature.
18370 (call_may_clobber_ref_p): Adjust.
18371 (stmt_may_clobber_ref_p_1): New function split out from ...
18372 (stmt_may_clobber_ref_p): ... here.
18373 (maybe_skip_until): Adjust signature.
18374 (get_continuation_for_phi): Likewise.
18375 (walk_non_aliased_vuses): Likewise.
18376 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
18377 (ao_ref_init): Declare.
18378 (ao_ref_base): Likewise.
18379 (ao_ref_alias_set): Likewise.
18380 (stmt_may_clobber_ref_p_1): Likewise.
18381 (walk_non_aliased_vuses): Adjust.
18382 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
18383 (get_ref_from_reference_ops): remove.
18384 (vn_reference_lookup_2): Adjust signature.
18385 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
18386 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
18387 (vn_reference_lookup): Adjust.
18388 (vn_reference_insert): Likewise.
18389 (vn_reference_insert_pieces): Adjust signature.
18390 (visit_reference_op_call): Adjust.
18391 * tree-ssa-pre.c (get_expr_type): Simplify.
18392 (phi_translate_1): Adjust.
18393 (compute_avail): Likewise.
18394 (translate_vuse_through_block): Do not re-build trees.
18395 (value_dies_in_block_x): Likewise.
18396 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
18398 (vn_reference_lookup_pieces): Adjust declaration.
18399 (vn_reference_insert_pieces): Likewise.
18401 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
18403 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
18404 with checking disabled.
18406 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
18410 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
18411 macro definition for support of three-operand format aligned
18412 .comm directive in assembler on cygwin/pe/mingw target OS.
18413 * configure: Regenerate.
18414 * config.h: Regenerate.
18416 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
18417 aligned form of .comm directive if -mpe-aligned-commons is in effect.
18418 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
18420 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
18421 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
18423 2009-05-28 Ira Rosen <irar@il.ibm.com>
18425 PR tree-optimization/40254
18426 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
18427 in analysis of basic blocks.
18429 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
18431 PR middle-end/33699
18432 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
18433 * target-def.h (TARGET_CONST_ANCHOR): New macro.
18434 (TARGET_INITIALIZER): Use it.
18435 * cse.c (CHEAPER): Move it up to the other macros.
18436 (insert): Rename this ...
18437 (insert_with_costs): ... to this. Add cost parameters. Update
18439 (insert): New function. Call insert_with_costs.
18440 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
18441 find_reg_offset_for_const, try_const_anchors): New functions.
18442 (cse_insn): Call try_const_anchors. Adjust cost of src_related
18443 when using a const-anchor. Call insert_const_anchors.
18444 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
18445 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
18447 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
18449 * tree-inline.c (remap_decls): Enable nonlocalized variables
18450 when not optimizing.
18452 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
18454 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
18455 Simplify other tests involving optimize.
18457 2009-05-27 Tom Tromey <tromey@redhat.com>
18459 * unwind-dw2.c (_Unwind_DebugHook): New function.
18460 (uw_install_context): Call _Unwind_DebugHook.
18462 2009-05-27 Tom Tromey <tromey@redhat.com>
18464 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
18466 2009-05-27 Ian Lance Taylor <iant@google.com>
18468 * Makefile.in (LINKER, LINKER_FLAGS): Define.
18469 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
18470 (ALL_LINKERFLAGS): Define.
18471 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
18472 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
18473 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
18474 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
18475 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
18476 $(LINKER_FOR_BUILD).
18477 (build/gcov-iov$(build_exeext)): Likewise.
18479 2009-05-27 Julian Brown <julian@codesourcery.com>
18481 * gcse.c (target.h): Include.
18482 (can_assign_to_reg_without_clobbers_p): Check that the target allows
18483 copy of argument to a pseudo register.
18485 2009-05-27 Diego Novillo <dnovillo@google.com>
18487 * tree-ssa-live.c (dump_scope_block): Document arguments.
18488 (dump_scope_blocks): Document.
18489 (debug_scope_blocks): New.
18490 * tree-flow.h (debug_scope_blocks): Declare.
18492 2009-05-21 Denis Chertykov <denisc@overta.ru>
18494 * doc/contrib.texi (Contributors): Add myself to the list.
18496 2009-05-27 Olivier Hainque <hainque@adacore.com>
18498 * expr.c (target_align): New function. Alignment the TARGET of an
18499 assignment may be assume to have.
18500 (highest_pow2_factor_for_target): Use it instead of relying on
18501 immediate tree attributes of TARGET, not necessarily honored when
18502 intermediate bitfields are involved.
18504 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
18507 * config/i386/driver-i386.c (host_detect_local_cpu): Support
18508 AVX, SSE4, AES, PCLMUL and POPCNT.
18510 2009-05-27 Diego Novillo <dnovillo@google.com>
18512 * tree-pretty-print.c (dump_location): New.
18513 (dump_generic_node): Call it.
18514 Factor code to handle BLOCK nodes ...
18515 (dump_block_node): ... here.
18517 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
18519 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
18521 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
18523 * gcc-plugin.h: Include config.h and system.h.
18524 (IN_GCC): Define if not defined.
18526 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
18528 PR middle-end/40249
18529 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
18532 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
18534 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
18536 * config/m32r/m32r.h: Ditto.
18537 * config/m32r/m32r.md: Ditto.
18538 * config/m32r/predicates.md: Ditto.
18540 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
18542 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
18544 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
18547 (Loading plugins): typo.
18548 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
18549 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
18550 (Interacting with the GCC Garbage Collector): Added new section.
18551 (Giving information about a plugin): Added new section for
18553 * ggc.h (ggc_register_root_tab): Added declaration.
18554 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
18555 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
18556 (register_callback): Improved comment in declaration.
18557 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
18558 (extra_root_vec) Added static variable for dynamic roots registration.
18559 (ggc_register_root_tab) Added new routine.
18560 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
18561 PLUGIN_GGC_MARKING event.
18562 * ggc-zone.c: Include plugin.h.
18563 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
18564 * ggc-page.c: Include plugin.h.
18565 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
18566 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
18567 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
18568 (register_callback): check lack of callbacks for
18569 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
18570 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
18571 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
18572 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
18573 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
18574 dependency on plugin.h.
18575 (plugin.o): Added dependency on ggc.h...
18577 2009-05-26 Richard Guenther <rguenther@suse.de>
18579 PR middle-end/40248
18581 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
18582 with mismatched comparison modes.
18584 * expr.c (expand_expr_real_1): Expand the operand of a
18585 VIEW_CONVERT_EXPR in its natural mode.
18587 2009-05-26 Ian Lance Taylor <iant@google.com>
18589 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
18590 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
18591 (ALL_COMPILERFLAGS): Define.
18592 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
18593 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
18594 (collect2$(exeext), collect2.o): Likewise.
18595 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
18596 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
18597 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
18598 (libbackend.o, intl.o, cppdefault.o): Likewise.
18599 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
18600 (build/%.o): Use $(COMPILER_FOR_BUILD).
18601 (build/gen%$(build_exeext)): Likewise.
18602 (build/gcov-iov$(build_exeext)): LIkewise.
18603 * config/t-darwin (darwin.o): Use $(COMPILER).
18604 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
18605 * config/t-sol2 (sol2-c.o): Likewise.
18606 (sol2.o): Likewise.
18607 * config/t-vxworks (vxworks.o): Likewise.
18608 * config/x-darwin (host-darwin.o): Likewise.
18609 * config/x-hpux (host-hpux.o): Likewise.
18610 * config/x-linux (host-linux.o): Likewise.
18611 * config/x-solaris (host-solaris.o): Likewise.
18612 * config/alpha/x-alpha (driver-alpha.o): Likewise.
18613 * config/arm/t-arm (arm-c.o): Likewise.
18614 * config/arm/t-pe (pe.o): Likewise.
18615 * config/arm/t-wince-pe (pe.o): Likewise.
18616 * config/i386/t-cygming (winnt.o): Likewise.
18617 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
18618 * config/i386/t-cygwin (cygwin1.o): Likewise.
18619 (cygwin2.o): Likewise.
18620 * config/i386/t-i386 (i386-c.o): Likewise.
18621 * config/i386/t-interix (winnt.o): Likewise.
18622 * config/i386/t-netware (netware.o): Likewise.
18623 * config/i386/t-nwld (nwld.o): Likewise.
18624 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
18625 * config/i386/x-i386 (driver-i386.o): Likewise.
18626 * config/i386/x-cygwin (host-cygwin.o): Likewise.
18627 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
18628 * config/ia64/t-ia64 (ia64-c.o): Likewise.
18629 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
18630 * config/mips/x-native (driver-native.o): Likewise.
18631 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
18632 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
18633 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
18634 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
18635 * config/score/t-score-elf (score7.o): Likewise.
18636 (score3.o): Likewise.
18637 * config/sh/t-sh (sh-c.o): Likewise.
18638 * config/sh/t-symbian (sh-c.o): Likewise.
18639 (symbian.o): Likewise.
18640 * config/spu/t-spu-elf (spu-c.o): Likewise.
18641 * config/v850/t-v850 (v850-c.o): Likewise.
18642 * config/v850/t-v850e (v850-c.o): Likewise.
18644 2009-05-26 Richard Guenther <rguenther@suse.de>
18646 PR tree-optimization/40122
18647 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
18648 VECTOR_CSTs if possible.
18649 (fold_gimple_assign): Likewise.
18651 2009-05-26 Richard Guenther <rguenther@suse.de>
18653 PR middle-end/40252
18654 * fold-const.c (fold_binary): Use the correct types for building
18657 2009-05-26 Richard Guenther <rguenther@suse.de>
18659 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
18660 redundant calls to merge_alias_info.
18661 (bump_vector_ptr): Likewise.
18662 * tree-ssa-copy.c (merge_alias_info): Remove.
18663 (replace_exp_1): Remove call to merge_alias_info.
18664 (propagate_tree_value): Likewise.
18665 (fini_copy_prop): Propagate points-to info.
18666 * tree-flow.h (merge_alias_info): Remove.
18668 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18670 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
18672 2009-05-25 Jan Hubicka <jh@suse.cz>
18674 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
18675 * cgraph.h (struct inline_summary): New filed self_wize,
18676 size_inlining_benefit, self_time and time_inlining_benefit.
18677 (struct cgraph_global_info): Replace insns by time ans size fields.
18678 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
18679 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
18680 (ipcp_update_callgraph): Do not touch function bodies.
18681 * ipa-inline.c: Include except.h
18682 (MAX_TIME): New constant.
18683 (overall_insns): Remove.
18684 (leaf_node_p): New.
18685 (overall_size, max_benefit): New static variables.
18686 (cgraph_estimate_time_after_inlining): New function.
18687 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
18688 (cgraph_clone_inlined_nodes): Update size.
18689 (cgraph_mark_inline_edge): Update size.
18690 (cgraph_estimate_growth): Use size info.
18691 (cgraph_check_inline_limits): Check size.
18692 (cgraph_default_inline_p): Likewise.
18693 (cgraph_edge_badness): Compute badness based on benefit and size cost.
18694 (cgraph_decide_recursive_inlining): Check size.
18695 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
18697 (cgraph_decide_inlining): Likewise.
18698 (cgraph_decide_inlining_incrementally): Likewise; honor
18699 PARAM_EARLY_INLINING_INSNS.
18700 (likely_eliminated_by_inlining_p): New predicate.
18701 (estimate_function_body_sizes): New function.
18702 (compute_inline_parameters): Use it.
18703 * except.c (must_not_throw_labels): New function.
18704 * except.h (must_not_throw_labels): Declare.
18705 * tree-inline.c (init_inline_once): Kill inlining_weigths
18706 * tree-ssa-structalias.c: Avoid uninitialized warning.
18707 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
18708 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
18709 (PARAM_INLINE_CALL_COST): Remove.
18710 (PARAM_EARLY_INLINING_INSNS): New.
18712 2009-05-25 Richard Guenther <rguenther@suse.de>
18714 PR tree-optimization/36327
18715 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
18716 callback for reference translation or lookup at the point of may-defs.
18717 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
18718 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
18719 for union COMPONENT_REFs.
18720 (vn_reference_lookup_3): New callback. Lookup from memset
18721 and CONSTRUCTOR assignment, translate through struct copies.
18722 (vn_reference_lookup_pieces): Make sure to not free the
18723 passed operands array. Adjust walk_non_aliased_vuses call.
18724 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
18725 make sure we do not leak memory.
18727 2009-05-25 Richard Guenther <rguenther@suse.de>
18729 * tree-ssa-alias.h (dump_points_to_solution): Declare.
18730 * tree-inline.c (expand_call_inline): Reset the escaped and
18731 callused solutions.
18732 * tree-ssa-structalias.c (pass_build_ealias): New.
18733 * tree-pass.h (pass_build_ealias): Declare.
18734 * passes.c (init_optimization_passes): Add PTA during
18735 early optimizations.
18736 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
18737 and CALLUSED solutions.
18738 (dump_points_to_solution): New function, split out from ...
18739 (dump_points_to_info_for): ... here.
18740 * tree-parloops.c (parallelize_loops): Reset the escaped and
18741 callused solutions.
18743 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
18746 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
18747 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
18749 2009-05-25 Ira Rosen <irar@il.ibm.com>
18751 PR tree-optimization/40238
18752 * tree-vect-stmts.c (vect_init_vector): Insert initialization
18753 statements after basic block's labels.
18754 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
18755 to free the allocated memory.
18757 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
18759 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
18760 return address with a USE.
18762 2009-05-24 Richard Guenther <rguenther@suse.de>
18764 PR middle-end/40233
18765 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
18766 array type from the main variant of the inner type.
18768 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
18770 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
18771 definition to bool (from int) to un-break build.
18772 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
18774 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
18776 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
18777 discard_stmt_changes): Delete.
18778 * tree-ssa-operands.c (scb_stack): Delete.
18779 (init_ssa_operands): Do not initialize it.
18780 (fini_ssa_operands): Do not free it.
18781 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
18783 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
18784 update_stmt, remove the others. Fix comments.
18785 * tree-dfa.c (optimize_stack_restore): Likewise.
18786 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
18787 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
18788 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
18789 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
18791 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
18792 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
18793 (dom_opt_finalize_block): Likewise, adjusting access to
18795 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
18796 (stmts_to_rescan): Change item type to gimple.
18797 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
18799 2009-05-24 Ira Rosen <irar@il.ibm.com>
18801 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
18802 * tree-pass.h (pass_slp_vectorize): New pass.
18803 * params.h (SLP_MAX_INSNS_IN_BB): Define.
18804 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
18805 * tree-vectorizer.c (timevar.h): Include.
18806 (user_vect_verbosity_level): Declare.
18807 (vect_location): Fix comment.
18808 (vect_set_verbosity_level): Update user_vect_verbosity_level
18809 instead of vect_verbosity_level.
18810 (vect_set_dump_settings): Add an argument. Ignore user defined
18811 verbosity if dump flags require higher level of verbosity. Print to
18812 stderr only for loop vectorization.
18813 (vectorize_loops): Update call to vect_set_dump_settings.
18814 (execute_vect_slp): New function.
18815 (gate_vect_slp): Likewise.
18816 (struct gimple_opt_pass pass_slp_vectorize): New.
18817 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
18818 access its members.
18819 (vec_info_for_bb): New function.
18820 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
18821 (VECTORIZATION_ENABLED): New macro.
18822 (SLP_ENABLED, SLP_DISABLED): Likewise.
18823 (vect_is_simple_use): Add bb_vec_info argument.
18824 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
18825 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
18826 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
18827 vect_schedule_slp, vect_analyze_slp): Likewise.
18828 (vect_analyze_stmt): Add slp_tree argument.
18829 (find_bb_location): Declare.
18830 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
18831 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
18832 (vect_analyze_loop_operations, vect_analyze_loop,
18833 get_initial_def_for_induction, vect_create_epilog_for_reduction,
18834 vect_finalize_reduction, vectorizable_reduction,
18835 vectorizable_live_operation, vect_transform_loop): Likewise.
18836 * tree-data-ref.c (dr_analyze_innermost): Update comment,
18837 skip evolution analysis if analyzing a basic block.
18838 (dr_analyze_indices): Likewise.
18839 (initialize_data_dependence_relation): Skip the test whether the
18840 object is invariant for basic blocks.
18841 (compute_all_dependences): Skip dependence analysis for data
18842 references in basic blocks.
18843 (find_data_references_in_stmt): Don't fail in case of invariant
18844 access in basic block.
18845 (find_data_references_in_bb): New function.
18846 (find_data_references_in_loop): Move code to
18847 find_data_references_in_bb and add a call to it.
18848 (compute_data_dependences_for_bb): New function.
18849 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
18850 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
18852 (vect_analyze_data_ref_dependence): Check for interleaving in case of
18853 unknown dependence in basic block and fail in case of dependence in
18855 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
18856 dependence instances from either loop or basic block vectorization
18858 (vect_compute_data_ref_alignment): Check if it is loop vectorization
18859 before calling nested_in_vect_loop_p.
18860 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
18861 dependence instances from either loop or basic block vectorization
18863 (vect_verify_datarefs_alignment): Likewise.
18864 (vect_enhance_data_refs_alignment): Adjust function calls.
18865 (vect_analyze_data_refs_alignment): Likewise.
18866 (vect_analyze_group_access): Fix printing. Skip different checks if
18867 DR_STEP is 0. Keep strided stores either in loop or basic block
18868 vectorization data structure. Fix indentation.
18869 (vect_analyze_data_ref_access): Fix comments, allow zero step in
18871 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
18872 dependence instances from either loop or basic block vectorization
18874 (vect_analyze_data_refs): Update comment. Call
18875 compute_data_dependences_for_bb to analyze basic blocks.
18876 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
18877 case of loop vectorization. In case of basic block vectorization use
18878 data-ref itself as a base.
18879 (vect_create_data_ref_ptr): In case of basic block vectorization:
18880 don't advance the pointer, add new statements before the current
18881 statement. Adjust function calls.
18882 (vect_supportable_dr_alignment): Support only aligned accesses in
18883 basic block vectorization.
18884 * common.opt (ftree-slp-vectorize): New flag.
18885 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
18886 (vect_pattern_recog_1): Likewise.
18887 * tree-vect-stmts.c (process_use): Likewise.
18888 (vect_init_vector): Add new statements in the beginning of the basic
18889 block in case of basic block SLP.
18890 (vect_get_vec_def_for_operand): Adjust function calls.
18891 (vect_finish_stmt_generation): Likewise.
18892 (vectorizable_call): Add assert that it is loop vectorization, adjust
18894 (vectorizable_conversion, vectorizable_assignment): Likewise.
18895 (vectorizable_operation): In case of basic block SLP, take
18896 vectorization factor from statement's type and skip the relevance
18897 check. Adjust function calls.
18898 (vectorizable_type_demotion): Add assert that it is loop
18899 vectorization, adjust function calls.
18900 (vectorizable_type_promotion): Likewise.
18901 (vectorizable_store): Check for outer loop only in case of loop
18902 vectorization. Adjust function calls. For basic blocks, skip the
18903 relevance check and don't advance pointers.
18904 (vectorizable_load): Likewise.
18905 (vectorizable_condition): Add assert that it is loop vectorization,
18906 adjust function calls.
18907 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
18908 that it is not reduction, get vector type, call only supported
18909 functions, skip loop specific parts.
18910 (vect_transform_stmt): Check for outer loop only in case of loop
18912 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
18913 (vect_is_simple_use): Fix comment, add new argument, fix conditions
18914 for external definition.
18915 * passes.c (pass_slp_vectorize): New pass.
18916 * tree-vect-slp.c (find_bb_location): New function.
18917 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
18918 check for patterns only in loops.
18919 (vect_build_slp_tree): Add argument, adjust function calls, fail in
18920 case of multiple types in basic block SLP.
18921 (vect_mark_slp_stmts_relevant): New function.
18922 (vect_supported_load_permutation_p): Fix comment.
18923 (vect_analyze_slp_instance): Add argument. In case of basic block
18924 SLP, take vectorization factor from statement's type, check that
18925 unrolling factor is 1. Adjust function call. Save SLP instance in
18926 either loop or basic block vectorization structure. Return FALSE,
18928 (vect_analyze_slp): Add argument. Get strided stores groups from
18929 either loop or basic block vectorization structure. Return FALSE
18930 if basic block SLP failed.
18931 (new_bb_vec_info): New function.
18932 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
18933 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
18934 (vect_schedule_slp): Add argument. Get SLP instances from either
18935 loop or basic block vectorization structure. Set vectorization factor
18936 to be 1 for basic block SLP.
18937 (vect_slp_transform_bb): New function.
18938 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
18940 2009-05-23 Mark Mitchell <mark@codesourcery.com>
18942 * final.c (shorten_branches): Do not align labels for jump tables.
18943 (final_scan_insn): Use JUMP_TABLE_DATA_P.
18945 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
18947 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
18948 Remove outdated reference to flow.c and fix nits.
18949 * doc/gccint.texi: Tweak RTL description.
18950 * doc/rtl.texi: Likewise.
18952 2009-05-23 Denis Chertykov <chertykov@gmail.com>
18954 * config/avr/avr.c: Change my email address.
18955 * config/avr/avr.h: Likewise.
18956 * config/avr/avr.md: Likewise.
18957 * config/avr/avr-protos.h: Likewise.
18958 * config/avr/libgcc.S: Likewise.
18960 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
18962 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
18963 (spu_split_load, spu_split_store): Change return type to int.
18964 (spu_split_convert): Declare.
18965 * config/spu/predicates.md (spu_mem_operand): Remove.
18966 (spu_mov_operand): Update.
18967 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
18968 * config/spu/spu.c (regno_aligned_for_load): Remove.
18969 (reg_aligned_for_addr, spu_expand_load): Define.
18970 (spu_expand_extv): Reimplement and handle MEM.
18971 (spu_expand_insv): Handle MEM.
18972 (spu_sched_reorder): Handle insn's with length 0.
18973 (spu_legitimate_address_p): Reimplement.
18974 (store_with_one_insn_p): Return TRUE for any mode with size
18975 larger than 16 bytes.
18976 (address_needs_split): Define.
18977 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
18979 (spu_convert_move): Define.
18980 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
18981 (spu_split_store): Change all MEM's to TImode.
18982 (spu_init_expanders): Preallocate registers that correspond to
18983 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
18985 (spu_split_convert): Define.
18986 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
18987 (_move<mode>, _movdi, _movti): Update predicate and condition.
18988 (load, store): Change to define_split.
18989 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
18991 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
18992 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
18993 define_insn_and_split of lshr<mode>3.
18994 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
18995 (<v>ashr<mode>3_imm): Define.
18996 (extv, extzv, insv): Allow MEM operands.
18997 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
18998 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
18999 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
19000 (_spu_convert2): Change to define_insn_and_split and remove the
19001 corresponding define_peephole2.
19002 (stack_protect_set, stack_protect_test, stack_protect_test_si):
19003 Change predicates to memory_operand.
19005 2009-05-22 Mark Mitchell <mark@codesourcery.com>
19007 * config/arm/thumb2.md: Add 16-bit multiply instructions.
19009 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
19011 PR tree-optimization/40219
19012 * tree.c (iterative_hash_expr): Make sure the builtin function is
19013 a normal builtin function and not a front end or back end builtin
19014 before indexing into the built_in_decls array.
19016 2009-05-22 Richard Guenther <rguenther@suse.de>
19018 PR middle-end/38964
19019 * alias.c (write_dependence_p): Do not use TBAA for answering
19020 anti-dependence or output-dependence.
19021 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
19022 (emit_pointer_definition): Remove.
19023 (emit_alias_warning): Likewise.
19024 (find_what_var_points_to): Remove TBAA pruning code.
19025 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
19027 (compute_points_to_sets): Remove code computing the set of
19028 dereferenced pointers.
19029 * tree-data-ref.c (dr_may_alias_p): Properly use the split
19030 oracle for querying anti and output dependencies.
19031 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
19032 if TBAA may be applied.
19033 (refs_anti_dependent_p): New function.
19034 (refs_output_dependent_p): Likewise.
19035 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
19036 (refs_output_dependent_p): Likewise.
19037 * doc/tree-ssa.texi (Memory model): New section.
19038 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
19039 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
19040 * cfgexpand.c (expand_gimple_basic_block): Do not handle
19041 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
19042 * expr.c (expand_expr_real_1): Likewise.
19043 * gimple-low.c (lower_stmt): Likewise.
19044 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
19045 (dump_gimple_cdt): Remove.
19046 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
19047 (gimple_size): Likewise.
19048 (walk_gimple_op): Likewise.
19049 (is_gimple_stmt): Likewise.
19050 (walk_stmt_load_store_addr_ops): Likewise.
19051 (gimple_build_cdt): Remove.
19052 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
19053 * gimple.h (gimple_cdt_new_type): Remove.
19054 (gimple_cdt_new_type_ptr): Likewise.
19055 (gimple_cdt_set_new_type): Likewise.
19056 (gimple_cdt_location): Likewise.
19057 (gimple_cdt_location_ptr): Likewise.
19058 (gimple_cdt_set_location): Likewise.
19059 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
19060 * tree-cfg.c (remove_useless_stmts_1): Do not handle
19061 GIMPLE_CHANGE_DYNAMIC_TYPE.
19062 (verify_types_in_gimple_stmt): Likewise.
19063 * tree-inline.c (estimate_num_insns): Likewise.
19064 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
19065 (copy_decl_to_var): Likewise.
19066 (copy_result_decl_to_var): Likewise.
19067 * tree-pretty-print.c (dump_generic_node): Do not handle
19068 CHANGE_DYNAMIC_TYPE_EXPR.
19069 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
19070 * tree-ssa-operands.c (get_expr_operands): Likewise.
19071 * tree-ssa-structalias.c (struct variable_info): Remove
19072 no_tbaa_pruning member.
19073 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
19074 (unify_nodes): Do not copy it.
19075 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
19076 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
19077 (set_uids_in_ptset): Do not check it.
19078 (find_what_var_points_to): Likewise.
19079 (compute_tbaa_pruning): Remove.
19080 (compute_points_to_sets): Do not call it.
19081 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
19082 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
19083 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
19084 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
19085 (DECL_NO_TBAA_P): Likewise.
19086 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
19087 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
19088 (expand_omp_atomic_pipeline): Do not set it.
19089 * print-tree.c (print_node): Do not dump it.
19090 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
19093 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
19096 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
19099 2009-05-22 Mark Mitchell <mark@codesourcery.com>
19101 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
19104 2009-05-22 Ben Elliston <bje@au.ibm.com>
19106 * Makefile.in (bversion.h, s-bversion): New targets.
19107 (TOPLEV_H): Add bversion.h.
19108 * toplev.h: Include "bversion.h".
19109 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
19110 the __format__ attribute only if compiling with the same version
19111 of GCC as the sources (the "build version").
19113 2009-05-22 Ben Elliston <bje@au.ibm.com>
19115 * c-format.c (handle_format_attribute): Fix comment typo.
19117 2009-05-21 Steve Ellcey <sje@cup.hp.com>
19120 * config/ia64/ia64.opt (mfused-madd): New.
19121 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
19122 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
19123 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
19124 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
19125 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
19126 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
19127 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
19128 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
19129 instruction if !TARGET_FUSED_MADD.
19130 (fpma, fpms): Remove colon from name.
19132 2009-05-22 Richard Guenther <rguenther@suse.de>
19134 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
19135 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
19136 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
19138 (create_expression_by_pieces): Only convert if necessary.
19139 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
19140 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
19142 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
19144 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
19145 regular pattern from a template and rename it ...
19146 (*extzv_truncsi_exts): ... to this.
19148 2009-05-21 Richard Guenther <rguenther@suse.de>
19150 * cgraph.h (struct cgraph_node): Remove inline_decl member.
19151 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
19152 (cgraph_default_inline_p): Likewise.
19153 (cgraph_decide_inlining_incrementally): Likewise.
19155 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
19156 Uros Bizjak <ubizjak@gmail.com>
19158 * config/i386/cpuid.h (bit_MOVBE): New.
19160 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
19162 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
19163 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
19164 (ix86_handle_option): Handle OPT_mmovbe.
19165 (ix86_target_string): Add -mmovbe.
19166 (pta_flags): Add PTA_MOVBE.
19167 (processor_alias_table): Add PTA_MOVBE to "atom".
19168 (override_options): Handle PTA_MOVBE.
19170 * config/i386/i386.h (TARGET_MOVBE): New.
19172 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
19173 (*bswapsi_movbe): New.
19174 (*bswapdi_movbe): Likewise.
19175 (bswapdi2): Renamed to ...
19176 (*bswapdi_1): This.
19177 (bswapdi2): New expander.
19179 * config/i386/i386.opt (mmovbe): New.
19181 * doc/invoke.texi: Document -mmovbe.
19183 2009-05-21 Taras Glek <tglek@mozilla.com>
19185 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
19186 * gcc-plugin.h (plugin_init): Updated signature.
19187 * gcc-plugin.h (plugin_name_args): Moved to this header.
19188 * doc/plugins.texi (plugin_init): Updated documention to reflect
19190 * doc/plugins.texi (plugin_name_args): Added to documention.
19192 2009-05-21 Mark Mitchell <mark@codesourcery.com>
19194 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
19195 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
19197 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
19199 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
19200 JUMP_TABLE_DATA_P predicates where applicable.
19201 * config/i386/predicates.md: Ditto.
19202 * config/i386/sse.md: Ditto.
19204 2009-05-21 Jakub Jelinek <jakub@redhat.com>
19206 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
19207 operand2 -128 override length_immediate attribute to 1.
19208 * config/i386/predicates.md (constm128_operand): New predicate.
19210 * config/i386/i386.c (memory_address_length): Handle %r12
19211 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
19213 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
19214 mode look through optional ZERO_EXTEND and SUBREG.
19215 * config/i386/i386.md (R12_REG): New define_constant.
19216 (prefix_data16): For sse unit set also for MODE_TI insns.
19217 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
19218 insns set if operand 1 is ext_QIreg_operand.
19219 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
19220 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
19222 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
19223 mode from MODE_DI to MODE_SI.
19224 (movdi_1_rex64): Override modrm and length_immediate attributes
19225 only for movabs (TYPE_IMOV, alternative 2).
19226 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
19227 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
19228 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
19229 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
19230 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
19231 prefix_rex attribute if DImode.
19232 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
19233 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
19234 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
19235 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
19236 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
19237 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
19238 Likewise. For TYPE_IMOV clear length_immediate attribute.
19239 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
19240 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
19241 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
19242 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
19243 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
19244 or one operand TYPE_ISHIFT.
19245 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
19246 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
19247 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
19248 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
19249 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
19250 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
19251 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
19252 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
19253 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
19254 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
19255 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
19256 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
19257 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
19258 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
19259 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
19260 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
19261 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
19262 set mode attribute, don't override length attribute.
19263 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
19265 (return_internal_long): Set length attribute to 2 instead of 1.
19266 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
19267 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
19268 prefix_rex attribute.
19269 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
19271 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
19273 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19275 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
19277 2009-05-20 Ian Lance Taylor <iant@google.com>
19279 * tree.c (build_tree_list_vec_stat): New function.
19280 (ctor_to_vec): New function.
19281 (build_nt_call_vec): New function.
19282 (build_call_array): Change args to be a const pointer.
19283 (build_call_vec): New function.
19284 * tree.h (build_nt_call_vec): Declare.
19285 (build_tree_list_vec_stat): Declare.
19286 (build_tree_list_vec): Define.
19287 (build_call_array): Update declaration.
19288 (build_call_vec): Declare.
19289 (ctor_to_vec): Declare.
19290 * c-common.c (tree_vector_cache): New static variable.
19291 (make_tree_vector): New function.
19292 (release_tree_vector): New function.
19293 (make_tree_vector_single): New function.
19294 (make_tree_vector_copy): New function.
19295 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
19296 (make_tree_vector_single, make_tree_vector_copy): Declare.
19297 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
19298 (c_parser_expr_list): Don't manage cache here, instead call
19300 (c_parser_release_expr_list): Remove static function.
19301 (c_parser_vec_to_tree_list): Remove static function.
19302 (c_parser_attributes): Call build_tree_list_vec instead of
19303 c_parser_vec_to_tree_list. Call release_tree_vector instead of
19304 c_parser_release_expr_list.
19305 (c_parser_postfix_expression_after_primary): Likewise.
19306 (c_parser_objc_keywordexpr): Likewise.
19308 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
19310 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
19311 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
19312 TARGET_CONVERT_TO_TYPE.
19313 * hooks.c (hook_tree_const_tree_null): Define.
19314 * hooks.h (hook_tree_const_tree_null): Declare.
19315 * target.h (struct gcc_target): Add invalid_parameter_type,
19316 invalid_return_type, promoted_type, and convert_to_type fields.
19317 * target-def.h (TARGET_INVALID_PARAMETER_TYPE): Define.
19318 (TARGET_INVALID_RETURN_TYPE): Define.
19319 (TARGET_PROMOTED_TYPE): Define.
19320 (TARGET_CONVERT_TO_TYPE): Define.
19321 (TARGET_INITIALIZER): Update for new fields.
19322 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
19323 (grokparms): Check targetm.invalid_parameter_type.
19324 * c-typeck.c (default_conversion): Check targetm.promoted_type.
19325 * c-convert.c (convert): Check targetm.convert_to_type.
19327 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
19329 * config/mips/mips.md (*extenddi_truncate<mode>,
19330 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
19332 (*extendhi_truncateqi): New define_insn_and_sptit.
19334 2009-05-20 Jakub Jelinek <jakub@redhat.com>
19336 PR middle-end/40204
19337 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
19338 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
19340 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
19342 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
19343 the operand of VIEW_CONVERT_EXPR.
19345 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
19347 * config/i386/driver-i386.c (host_detect_local_cpu): Check
19348 extended family and model for Intel processors. Support Intel Atom.
19350 2009-05-20 Olivier Hainque <hainque@adacore.com>
19352 * gstab.h (stab_code_type): Define, to be used instead of the
19353 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
19355 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
19356 occurrences by stab_code_type.
19357 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
19359 2009-05-20 Martin Jambor <mjambor@suse.cz>
19361 * tree-flow.h (insert_edge_copies_seq): Undeclare.
19362 (sra_insert_before): Likewise.
19363 (sra_insert_after): Likewise.
19364 (sra_init_cache): Likewise.
19365 (sra_type_can_be_decomposed_p): Likewise.
19366 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
19367 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
19368 (sra_insert_before): Likewise.
19369 (sra_insert_after): Likewise.
19370 (sra_init_cache): Likewise.
19371 (insert_edge_copies_seq): Made static and moved upwards.
19373 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
19376 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
19378 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
19379 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
19382 2009-05-20 Richard Guenther <rguenther@suse.de>
19384 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
19385 with mismatched comparison modes.
19387 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19389 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
19390 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
19391 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
19392 with shifts for Thumb2.
19393 (orsi_notsi): New for orn.
19394 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
19395 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
19396 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
19397 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
19398 Don't invert remainder for IOR.
19400 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
19402 PR tree-optimization/40087
19403 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
19404 number_of_iterations_ne): Rename never_infinite argument.
19405 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
19406 number_of_iterations_le): Handle pointer-type ivs when
19407 exit_must_be_taken is false.
19408 (number_of_iterations_cond): Do not always assume that
19409 exit_must_be_taken if the control variable is a pointer.
19411 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
19413 * c-typeck.c (build_binary_op): Allow % on integal vectors.
19414 * doc/extend.texi (Vector Extension): Document that % is allowed too.
19416 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
19418 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
19419 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
19421 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
19424 * c.opt (Wlogical-op): Disabled by default.
19425 * c-opt (c_common_post_options): Do not enable Wlogical-op with
19427 * doc/invoke.texi (Wlogical-op): Likewise.
19429 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
19431 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
19433 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
19434 Propagate the type of the first operand.
19435 <ASSERT_EXPR>: Simplify.
19436 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
19437 Rewrite using the RHS code as discriminant.
19438 <NOP_EXPR>: Turn into CASE_CONVERT.
19439 <PLUS_EXPR>: Propagate the type of the first operand.
19441 2009-05-19 Steve Ellcey <sje@cup.hp.com>
19443 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
19444 (ia64_dconst_0_375): New.
19445 * config/ia64/ia64.c (ia64_override_options): Remove
19446 -minline-sqrt-min-latency warning.
19447 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
19448 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
19449 * config/ia64/ia64.md (*sqrt_approx): Remove.
19450 (sqrtsf2): Remove #if 0.
19451 (sqrtsf2_internal_thr): Rewrite and move to div.md.
19452 (sqrtdf): Remove assert.
19453 (sqrtdf2_internal_thr): Rewrite and move to div.md.
19454 (sqrtxf2): Remove #if 0.
19455 (sqrtxf2_internal_thr): Rewrite and move to div.md.
19456 * div.md (sqrt_approx_rf): New.
19457 (sqrtsf2_internal_thr): New implementation.
19458 (sqrtsf2_internal_lat): New.
19459 (sqrtdf2_internal_thr: New implementation.
19460 (sqrtxf2_internal): New implementation.
19462 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
19463 Hans-Peter Nilsson <hp@axis.com>
19465 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
19466 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
19467 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
19468 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
19469 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
19470 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
19471 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
19472 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
19473 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
19474 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
19475 * c-common.c: ...from here.
19477 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
19479 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
19481 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19483 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
19485 2009-05-19 Ben Elliston <bje@au.ibm.com>
19487 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
19488 assignments with memcpy calls.
19489 (add_fdes): Likewise.
19490 (binary_search_unencoded_fdes): Likewise.
19491 (linear_search_fdes): Eliminate type puns.
19493 2009-05-19 Richard Guenther <rguenther@suse.de>
19495 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
19496 not falsely claim to have propagated into all uses.
19498 2009-05-19 Ben Elliston <bje@au.ibm.com>
19500 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
19503 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
19505 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
19506 * config/sh/sh.c (sh_legitimate_address_p): Make static.
19507 (TARGET_LEGITIMATE_ADDRESS_P): New.
19508 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19509 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
19511 2009-05-18 Dodji Seketeli <dodji@redhat.com>
19514 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
19515 child of the containing namespace's DIE.
19517 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
19519 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
19520 *zero_extendhi_truncqi): Move after the zero_extend patterns.
19521 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
19524 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
19527 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
19528 gen_align with gen_pad.
19529 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
19530 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
19532 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
19533 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
19535 * config/i386/i386.md (align): Renamed to ...
19536 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
19537 ASM_OUTPUT_MAX_SKIP_PAD.
19539 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
19541 * config.gcc: Fix variable syntax.
19544 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
19545 before calling exact_log2.
19546 (output_iorsi3): Likewise.
19547 (output_xorsi3): Likewise.
19549 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
19551 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
19552 for the none zero constant operand except for EQ and NE
19553 comprisons even when the first operand is R0.
19555 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
19557 * config/s390/2064.md: Remove trailing whitespaces.
19558 * config/s390/2084.md: Likewise.
19559 * config/s390/constraints.md: Likewise.
19560 * config/s390/fixdfdi.h: Likewise.
19561 * config/s390/libgcc-glibc.ver: Likewise.
19562 * config/s390/s390-modes.def: Likewise.
19563 * config/s390/s390-protos.h: Likewise.
19564 * config/s390/s390.c: Likewise.
19565 * config/s390/s390.h: Likewise.
19566 * config/s390/s390.md: Likewise.
19567 * config/s390/tpf-unwind.h: Likewise.
19569 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
19571 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
19573 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
19576 * configure.ac (m68k-*-*): Check if binutils support TLS.
19577 * configure: Regenerate.
19578 * config/m68k/predicates.md (symbolic_operand): Extend comment.
19579 * config/m68k/constraints.md (Cu): New constraint.
19580 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
19581 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
19582 (movsi): Handle TLS symbols.
19583 (addsi3_5200): Handle XTLS symbols, indent.
19584 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
19585 (m68k_tls_reference_p): Declare.
19586 (m68k_legitimize_address): Declare.
19587 (m68k_unwrap_symbol): Declare.
19588 * config/m68k/m68k.opt (mxtls): New option.
19589 * config/m68k/m68k.c (ggc.h): Include.
19590 (m68k_output_dwarf_dtprel): Implement hook.
19591 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
19592 (m68k_expand_prologue): Load GOT pointer when function needs it.
19593 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
19594 (m68k_legitimate_constant_address_p): Same.
19595 (m68k_decompose_address): Handle TLS references.
19596 (m68k_get_gp): New static function.
19597 (enum m68k_reloc): New contants.
19598 (TLS_RELOC_P): New macro.
19599 (m68k_wrap_symbol): New static function.
19600 (m68k_unwrap_symbol): New function.
19601 (m68k_final_prescan_insn_1): New static function.
19602 (m68k_final_prescan_insn): New function.
19603 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
19605 (legitimize_pic_address): Handle TLS references..
19606 (m68k_tls_get_addr, m68k_get_tls_get_addr)
19607 (m68k_libcall_value_in_a0_p)
19608 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
19609 (m68k_call_m68k_read_tp): Helper variables and functions for ...
19610 (m68k_legitimize_tls_address): Handle TLS references.
19611 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
19613 (m68k_legitimize_address): Handle TLS symbols.
19614 (m68k_get_reloc_decoration): New static function.
19615 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
19617 (m68k_output_dwarf_dtprel): Implement hook.
19618 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
19619 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
19620 m68k_call_* routines.
19621 (sched_attr_op_type): Handle TLS symbols.
19622 (gt-m68k.h): Include.
19623 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
19624 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
19626 2009-05-18 Martin Jambor <mjambor@suse.cz>
19628 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
19629 (visit_store_addr_for_mod_analysis): New function.
19630 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
19631 (determine_cst_member_ptr): Use gimple_assign_single_p.
19632 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
19633 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
19634 operands. Don't check number of operands of a NOP_EXPR.
19636 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
19638 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
19640 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
19643 * c-common.c (warn_logical_operator): Don't warn if one of
19644 expression isn't always true or false.
19646 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
19648 * config/i386/biarch32.h: New file.
19649 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
19651 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
19653 * config/mips/mips.md (*zero_extend<mode>_trunchi,
19654 *zero_extend<mode>_truncqi): Merge these into ...
19655 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
19656 Name the pattern following this as *zero_extendhi_truncqi.
19658 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
19660 PR middle-end/39301
19661 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
19662 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
19663 (output_info): Make field HOST_WIDEST_INT.
19664 (print_statistics): Use HOST_WIDEST_INT_PRINT.
19665 (dump_bitmat_statistics): Same.
19667 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
19669 * config.gcc (use_gcc_stdint): Set to wrap.
19670 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
19671 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
19672 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
19673 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
19674 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
19675 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
19676 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
19677 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
19679 2009-05-16 Joseph Myers <joseph@codesourcery.com>
19681 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
19683 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
19684 Move definitions earlier.
19685 (OPT_ARCH64, OPT_ARCH32): Define.
19686 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
19689 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
19692 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
19695 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
19697 * arm.md (movdi2): Copy non-reg values to DImode registers.
19699 2009-05-16 Jakub Jelinek <jakub@redhat.com>
19702 * final.c (label_to_max_skip): New function.
19703 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
19704 CODE_LABEL_NUMBER <= max_labelno.
19705 * output.h (label_to_max_skip): New prototype.
19706 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
19707 (ix86_avoid_jump_mispredicts): ... this. Don't define if
19708 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
19709 Handle CODE_LABELs with >= 16 byte alignment or with
19710 max_skip == (1 << align) - 1.
19711 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
19712 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
19715 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
19716 .p2align 3 if MAX_SKIP is smaller than 7.
19717 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
19719 2009-05-15 Ian Lance Taylor <iant@google.com>
19721 * alias.c (struct alias_set_entry_d): Rename from struct
19722 alias_set_entry. Change all uses.
19723 * except.c (struct call_site_record_d): Rename from struct
19724 call_site_record. Change all uses.
19725 * except.h (struct eh_region_d): Rename from struct eh_region.
19727 * gcse.c (struct hash_table_d): Rename from struct hash_table.
19729 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
19730 ivtype_map_elt. Change all uses.
19731 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
19733 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
19734 * graphite.h (struct name_tree_d): Rename from struct name_tree.
19736 (struct sese_d): Rename from struct sese. Change all uses.
19737 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
19738 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
19739 * optabs.h (struct optab_d): Rename from struct optab. Change all
19741 (struct convert_optab_d): Rename from struct convert_optab.
19743 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
19744 ipa_opt_pass. Change all uses.
19745 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
19748 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
19749 defined as a typedef.
19750 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
19753 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
19756 * fold-const.c (make_range,build_range_check,merge_ranges): Move
19758 (merge_ranges): Returns bool.
19759 * tree.h (make_range): .. to here.
19760 (build_range_check): Likewise.
19761 (merge_ranges): Likewise. Renamed from merge_ranges.
19762 * c-typeck.c (parser_build_binary_op): Update calls to
19763 warn_logical_operator.
19764 * c-common.c (warn_logical_operator): Add new warning.
19765 * c-common.h (warn_logical_operator): Update declaration.
19767 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
19769 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
19771 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19773 * doc/install.texi: Document MPC requirements, flags etc.
19775 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
19776 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
19777 Evaluate constant arguments.
19778 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
19779 (fold_builtin_1): Likewise, also evaluate constant arguments.
19780 Remove superfluous break.
19781 (do_mpc_ckconv): New.
19782 * real.h: Include mpc.h.
19783 * toplev.c (print_version): Output MPC version info if available.
19785 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
19787 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
19789 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
19791 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
19794 2009-05-15 Jan Hubicka <jh@suse.cz>
19796 * doc/invoke.texi (max-early-inliner-iterations): New flag.
19797 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
19798 (try_inline): Fix return value.
19799 (cgraph_decide_inlining_incrementally): Honor new value.
19800 (cgraph_early_inlining): Handle indirect inlining.
19801 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
19803 2009-05-15 Jan Hubicka <jh@suse.cz>
19805 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
19806 * cgraphunit.c (cgraph_finalize_function): Set it.
19807 (cgraph_expand_function): Use it.
19809 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
19811 * real.c (encode_ieee_half): Define.
19812 (decode_ieee_half): Define.
19813 (ieee_half_format): Define.
19814 (arm_half_format): Define.
19815 * real.h (ieee_half_format): Declare.
19816 (arm_half_format): Declare.
19818 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
19820 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
19821 swapped, and reversed optabs exist before trying to use them.
19823 2009-05-15 Paul Brook <paul@codesourcery.com>
19824 Sandra Loosemore <sandra@codesourcery.com>
19826 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
19827 loads. Allow PRE_DEC.
19828 (output_move_neon): Handle PRE_DEC.
19829 (arm_print_operand): Add 'A' for neon structure loads.
19830 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
19831 * config/arm/neon.md (neon_mov): Update comment.
19832 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
19834 (Um): New constraint.
19836 2009-05-15 Jan Hubicka <jh@suse.cz>
19838 Revert the following patch until testsuite fallout is fixed:
19839 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
19840 * cgraph.h (struct inline_summary): New filed self_wize,
19841 size_inlining_benefit, self_time and time_inlining_benefit.
19842 (struct cgraph_global_info): Replace insns by time ans size fields.
19843 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
19844 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
19845 (ipcp_update_callgraph): Do not touch function bodies.
19846 * ipa-inline.c: Include except.h
19847 (MAX_TIME): New constant.
19848 (overall_insns): Remove
19849 (overall_size, max_benefit): New static variables.
19850 (cgraph_estimate_time_after_inlining): New function.
19851 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
19852 (cgraph_clone_inlined_nodes): Update size.
19853 (cgraph_mark_inline_edge): Update size.
19854 (cgraph_estimate_growth): Use size info.
19855 (cgraph_check_inline_limits): Check size.
19856 (cgraph_default_inline_p): Likewise.
19857 (cgraph_edge_badness): Compute badness based on benefit and size cost.
19858 (cgraph_decide_recursive_inlining): Check size.
19859 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
19861 (cgraph_decide_inlining): Likewise.
19862 (cgraph_decide_inlining_incrementally): Likewise; honor
19863 PARAM_EARLY_INLINING_INSNS.
19864 (likely_eliminated_by_inlining_p): New predicate.
19865 (estimate_function_body_sizes): New function.
19866 (compute_inline_parameters): Use it.
19867 * except.c (must_not_throw_labels): New function.
19868 * except.h (must_not_throw_labels): Declare.
19869 * tree-inline.c (init_inline_once): Kill inlining_weigths
19870 * tree-ssa-structalias.c: Avoid uninitialized warning.
19871 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
19872 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
19873 (PARAM_INLINE_CALL_COST): Remove.
19874 (PARAM_EARLY_INLINING_INSNS): New.
19876 2009-05-15 Richard Guenther <rguenther@suse.de>
19878 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
19879 not TODO_update_ssa.
19881 2009-05-15 Richard Guenther <rguenther@suse.de>
19883 PR tree-optimization/39999
19884 * gimple.h (gimple_expr_type): Use the expression type looking
19885 through useless conversions.
19886 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
19887 (vn_nary_op_insert_stmt): Likewise.
19888 (simplify_binary_expression): Likewise.
19890 2009-05-15 Richard Guenther <rguenther@suse.de>
19892 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
19893 New options, enabled by default.
19894 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
19896 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
19897 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
19898 * tree-ssa-structalias.c (gate_tree_pta): New function.
19899 (pass_build_alias): Use it.
19901 2009-05-15 Joseph Myers <joseph@codesourcery.com>
19903 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
19904 recurse on an invariant address if a conversion from a pointer
19905 type to a wider integer type is involved.
19907 2009-05-15 Jan Hubicka <jh@suse.cz>
19909 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
19910 * cgraph.h (struct inline_summary): New filed self_wize,
19911 size_inlining_benefit, self_time and time_inlining_benefit.
19912 (struct cgraph_global_info): Replace insns by time ans size fields.
19913 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
19914 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
19915 (ipcp_update_callgraph): Do not touch function bodies.
19916 * ipa-inline.c: Include except.h
19917 (MAX_TIME): New constant.
19918 (overall_insns): Remove
19919 (overall_size, max_benefit): New static variables.
19920 (cgraph_estimate_time_after_inlining): New function.
19921 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
19922 (cgraph_clone_inlined_nodes): Update size.
19923 (cgraph_mark_inline_edge): Update size.
19924 (cgraph_estimate_growth): Use size info.
19925 (cgraph_check_inline_limits): Check size.
19926 (cgraph_default_inline_p): Likewise.
19927 (cgraph_edge_badness): Compute badness based on benefit and size cost.
19928 (cgraph_decide_recursive_inlining): Check size.
19929 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
19931 (cgraph_decide_inlining): Likewise.
19932 (cgraph_decide_inlining_incrementally): Likewise; honor
19933 PARAM_EARLY_INLINING_INSNS.
19934 (likely_eliminated_by_inlining_p): New predicate.
19935 (estimate_function_body_sizes): New function.
19936 (compute_inline_parameters): Use it.
19937 * except.c (must_not_throw_labels): New function.
19938 * except.h (must_not_throw_labels): Declare.
19939 * tree-inline.c (init_inline_once): Kill inlining_weigths
19940 * tree-ssa-structalias.c: Avoid uninitialized warning.
19941 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
19942 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
19943 (PARAM_INLINE_CALL_COST): Remove.
19944 (PARAM_EARLY_INLINING_INSNS): New.
19945 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
19946 (inline-call-cost): Remove.
19947 (early-inlining-insns): New.
19949 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
19951 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
19953 (print_int_cst_bounds_in_octal_p): Likewise.
19954 (dbxout_type): Adjust calls to above functions. Be prepared to deal
19956 * dwarf2out.c (base_type_die): Likewise.
19957 (is_subrange_type): Delete.
19958 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
19959 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
19960 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
19961 if the destination type is boolean.
19962 (build_range_check): Do not special-case subtypes.
19963 (fold_sign_changed_comparison): Likewise.
19964 (fold_unary): Likewise.
19965 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
19966 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
19967 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
19968 * tree.c (subrange_type_for_debug_p): New predicate based on the
19969 former is_subrange_type.
19970 * tree.h (subrange_type_for_debug_p): Declare.
19971 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
19972 (convert_affine_scev): Remove call to above function.
19973 (chrec_convert_aggressive): Likewise.
19974 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
19975 false for conversions involving subtypes.
19976 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
19977 (vrp_val_min): Likewise.
19978 (needs_overflow_infinity): Likewise.
19979 (extract_range_from_unary_expr): Likewise.
19981 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
19983 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
19984 * config/frv/frv.c: Likewise.
19985 * config/s390/s390.c: Likewise.
19986 * config/sparc/sparc.h: Likewise.
19987 * config/i386/i386.h: Likewise.
19988 * config/i386/i386.c: Likewise.
19989 * config/crx/crx.c: Likewise.
19990 * config/m68hc11/m68hc11.h: Likewise.
19991 * config/iq2000/iq2000.c: Likewise.
19992 * config/mn10300/mn10300.h: Likewise.
19993 * config/mn10300/mn10300.c: Likewise.
19994 * config/m68k/m68k.c: Likewise.
19995 * config/rs6000/rs6000.c: Likewise.
19996 * config/rs6000/xcoff.h: Likewise.
19997 * config/rs6000/linux64.h: Likewise.
19998 * config/rs6000/sysv4.h: Likewise.
19999 * config/score/score3.c: Likewise.
20000 * config/score/score7.c: Likewise.
20001 * config/score/score.c: Likewise.
20002 * config/arm/arm.md: Likewise.
20003 * config/mips/mips.c: Likewise.
20004 * config/mips/mips.md: Likewise.
20005 * config/bfin/bfin.h: Likewise.
20006 * config/pa/pa.c: Likewise.
20007 * config/pa/constraints.md: Likewise.
20009 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
20010 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
20011 * config/pdp11/pdp11.h: Use memory_address_p instead.
20013 2009-05-14 Ian Lance Taylor <iant@google.com>
20015 * passes.c (finish_optimization_passes): Change i to int.
20016 * plugin.c (plugins_active_p): Change event to int.
20017 (dump_active_plugins): Likewise.
20018 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
20020 * tree.c (tree_range_check_failed): Change c to unsigned int.
20021 (omp_clause_range_check_failed): Likewise.
20022 (build_common_builtin_nodes): Change mode to int. Add cast.
20023 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
20024 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
20026 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
20027 ++ or -- with a variable of enum type.
20029 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
20032 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
20034 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
20036 * store-motion.c: Do not include params.h
20037 * Makefile.in: Fix dependencies for various files.
20039 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
20041 * auto-inc-dec.c: Fix pass description, remove apparent
20042 accidental duplication.
20044 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
20046 PR middle-end/40147
20047 * ipa-utils.h (memory_identifier_string): Moved to ...
20048 * tree.h (memory_identifier_string): Here. Add GTY(()).
20050 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
20052 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
20053 in the former documentation of...
20054 (GO_IF_LEGITIMATE_ADDRESS): ... this.
20055 * ira-conflicts.c (get_dup_num): Use address_operand.
20056 * targhooks.c (default_legitimate_address_p): New.
20057 * targhooks.h (default_legitimate_address_p): New.
20058 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
20060 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
20061 * target.h (struct target): Add legitimate_address_p.
20062 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
20063 (TARGET_INITIALIZER): Include it.
20065 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20066 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
20067 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
20068 (TARGET_LEGITIMATE_ADDRESS_P): New.
20070 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20071 (REG_OK_STRICT_P): Delete.
20072 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
20073 (frv_legitimate_address_p_1): ... this.
20074 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
20075 (frv_legitimate_address_p_1): ... the renamed old
20076 frv_legitimate_address_p.
20077 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
20078 (TARGET_LEGITIMATE_ADDRESS_P): New.
20080 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20081 * config/s390/s390-protos.h (legitimate_address_p): Remove.
20082 * config/s390/s390.c (legitimate_address_p): Rename to...
20083 (s390_legitimate_address_p): ... this, make static.
20084 (legitimize_address): Adjust call.
20085 (TARGET_LEGITIMATE_ADDRESS_P): New.
20086 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
20088 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20089 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
20090 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
20091 (TARGET_LEGITIMATE_ADDRESS_P): New.
20093 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20094 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
20095 * config/spu/spu.c (spu_legitimate_address): Rename to...
20096 (spu_legitimate_address_p): ... this, make static.
20097 (TARGET_LEGITIMATE_ADDRESS_P): New.
20099 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20100 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
20101 * config/sparc/sparc.c (legitimate_address_p): Rename to...
20102 (sparc_legitimate_address_p): ... this, make static and return bool.
20103 (legitimize_address): Adjust call.
20104 (TARGET_LEGITIMATE_ADDRESS_P): New.
20106 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20107 * config/i386/i386-protos.h (legitimate_address_p): Remove.
20108 * config/i386/i386.c (legitimate_address_p): Rename to...
20109 (ix86_legitimate_address_p): ... this, make static.
20110 (constant_address_p): Move after it, adjust call.
20111 (TARGET_LEGITIMATE_ADDRESS_P): New.
20113 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20114 * config/avr/avr-protos.h (legitimate_address_p): Remove.
20115 * config/avr/avr.c (legitimate_address_p): Rename to...
20116 (avr_legitimate_address_p): ... this, make static.
20117 (legitimize_address): Adjust call.
20118 (TARGET_LEGITIMATE_ADDRESS_P): New.
20120 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20121 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
20122 * config/crx/crx.c (crx_legitimate_address_p): Make static.
20123 (TARGET_LEGITIMATE_ADDRESS_P): New.
20125 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20126 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
20127 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
20128 (TARGET_LEGITIMATE_ADDRESS_P): New.
20130 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20131 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
20133 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
20135 (TARGET_LEGITIMATE_ADDRESS_P): New.
20137 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20138 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
20140 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
20142 (m68hc11_legitimate_address_p): ... this, make static.
20143 (go_if_legitimate_address_internal): Rename to...
20144 (m68hc11_legitimate_address_p_1): ... this.
20145 (legitimize_address): Adjust call.
20146 (TARGET_LEGITIMATE_ADDRESS_P): New.
20148 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20149 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
20150 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
20151 (TARGET_LEGITIMATE_ADDRESS_P): New.
20153 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20154 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
20155 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
20156 (mn10300_legitimate_address_p): ... this, make static.
20157 (TARGET_LEGITIMATE_ADDRESS_P): New.
20159 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20160 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
20161 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
20162 (TARGET_LEGITIMATE_ADDRESS_P): New.
20164 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20165 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
20166 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
20167 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20168 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
20169 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
20170 (rs6000_legitimate_address_p): ... this, make static.
20171 (TARGET_LEGITIMATE_ADDRESS_P): New.
20172 (REG_MODE_OK_FOR_BASE_P): Delete.
20173 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
20175 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20176 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
20178 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
20179 static, adjust types.
20180 (TARGET_LEGITIMATE_ADDRESS_P): New.
20182 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20183 * config/score/score.c (score_address_p): Rename to...
20184 (score_legitimate_address_p): ... this.
20185 (TARGET_LEGITIMATE_ADDRESS_P): New.
20186 * config/score/score3.c (score3_address_p): Rename to...
20187 (score3_legitimate_address_p): ... this.
20188 * config/score/score7.c (score7_address_p): Rename to...
20189 (score7_legitimate_address_p): ... this.
20191 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
20192 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
20193 GO_IF_LEGITIMATE_ADDRESS): Delete.
20194 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
20195 thumb2_legitimate_address_p): Delete.
20196 (arm_legitimate_address_p): Rename to...
20197 (arm_legitimate_address_outer_p): ... this.
20198 * config/arm/constraints.md ("Uq"): Adjust call.
20199 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
20200 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
20202 (arm_legitimate_address_outer_p): ... this.
20203 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
20205 (TARGET_LEGITIMATE_ADDRESS_P): New.
20207 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20208 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
20209 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
20210 (TARGET_LEGITIMATE_ADDRESS_P): New.
20212 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20213 * config/vax/vax-protos.h (legitimate_address_p): Remove.
20214 * config/vax/vax.c (legitimate_address_p): Rename to...
20215 (vax_legitimate_address_p): ... this, make static.
20216 (TARGET_LEGITIMATE_ADDRESS_P): New.
20218 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20219 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
20220 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
20221 (TARGET_LEGITIMATE_ADDRESS_P): New.
20223 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20224 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
20225 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
20226 (mmix_legitimate_address_p): ... this, make static.
20227 (TARGET_LEGITIMATE_ADDRESS_P): New.
20229 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20230 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
20231 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
20232 (TARGET_LEGITIMATE_ADDRESS_P): New.
20234 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
20236 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
20237 of MODE_COMPLEX_INT.
20239 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
20241 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
20242 LCT_NORMAL in function call.
20243 * mips-tdump.c (print_file_desc): Add cast to enum type.
20244 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
20245 (mark_stabs): Add casts to enum types.
20246 (parse_stabs_common): Add casts to enum types.
20248 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
20250 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
20251 Check for invalid values of LETTER.
20253 2009-05-13 Taras Glek <tglek@mozilla.com>
20255 * attribs.c (register_attribute): moved out attribute registration
20256 into register_attribute.
20257 * doc/plugins.texi: Documented register_attribute and
20259 * gcc-plugin.h: Added forward decl for register_attribute.
20260 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
20261 * plugin.c (register_callback, invoke_plugin_callbacks): Added
20262 PLUGIN_ATTRIBUTES boilerplate.
20264 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
20266 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
20267 values even in sentinel and empty entries.
20268 (ms_printf_flag_specs): Likewise.
20269 (ms_scanf_flag_specs): Likewise.
20270 (ms_strftime_flag_specs): Likewise.
20271 (ms_print_char_table): Likewise.
20272 (ms_scan_char_table): Likewise.
20273 (ms_time_char_table): Likewise.
20275 2009-05-13 Doug Kwan <dougkwan@google.com>
20277 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
20279 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
20281 * config/mips/mips.md (store): Add attributes for QI and HI.
20283 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
20284 (truncdi<mode>2): ... this new pattern.
20286 2009-05-13 Brad Hards <bradh@kde.org>
20288 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
20290 2009-05-14 Jakub Jelinek <jakub@redhat.com>
20291 Ben Elliston <bje@au.ibm.com>
20293 PR middle-end/40035
20294 * dse.c (check_mem_read_rtx): Guard against width == -1.
20296 2009-05-13 Michael Matz <matz@suse.de>
20298 PR middle-end/39976
20299 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
20300 (trivially_conflicts_p): New function.
20301 (insert_backedge_copies): Use it.
20303 2009-05-13 Janis Johnson <janis187@us.ibm.com>
20305 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
20306 (handle_stdc_pragma): Use new enum constant names.
20307 (handle_pragma_float_const_decimal64): Ditto.
20309 2009-05-13 Ian Lance Taylor <iant@google.com>
20311 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
20314 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
20316 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
20317 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
20319 * config/m68k/m68k.h (FL_UCLINUX): Define.
20321 2009-05-13 Jan Hubicka <jh@suse.cz>
20323 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
20325 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
20327 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
20328 unless -fschedule-insns is specified.
20330 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
20333 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
20334 TARGET_EXPAND_CBRANCHDI4.
20335 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
20336 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
20337 (cmpeqdi): Fix comment.
20339 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
20341 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
20342 (sh_legitimate_address_p): Likewise.
20343 * config/sh/sh.c (sh_legitimate_index_p): New.
20344 (sh_legitimate_address_p): Likewise.
20345 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
20346 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
20347 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
20348 (MAYBE_BASE_REGISTER_RTX_P): New macro.
20349 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
20350 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
20351 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
20352 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
20353 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
20355 2009-05-12 Jan Hubicka <jh@suse.cz>
20357 * tree-inline.c (estimate_operator_cost): Add operands;
20358 when division happens by constant, it is cheap.
20359 (estimate_num_insns): Loads and stores are not having cost of 0;
20360 EH magic stuff is cheap; when computing runtime cost of switch,
20361 use log2 base of amount of its cases; builtin_expect has cost of 0;
20362 compute cost for moving return value of call.
20363 (init_inline_once): Initialize time_based flags.
20364 * tree-inline.h (eni_weights_d): Add time_based flag.
20366 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20368 * df-core.c: Update head documentation.
20370 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
20373 * rs6000.c (rs6000_generate_compare): Use op1b instead of
20374 shadowing exisiting variable op1.
20376 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
20379 * config/i386/driver-i386.c (processor_signatures): New enum.
20380 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
20381 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
20382 processor signature to detect geode processor.
20384 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20388 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20390 * optabs.c (prepare_cmp_insn): Temporarily disable test that
20391 causes spurious differences between trunk and cond-optab branch.
20393 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20395 * dojump.c (compare_from_rtx): Delete.
20396 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
20397 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
20398 if the comparison does not satisfy the predicate; test predicates for
20399 operands 2 and 3 of a cstore pattern. Don't try cstore optab
20400 further if one existing pattern fails.
20401 * expr.h (compare_from_rtx): Delete.
20402 (prepare_operand): Declare it.
20403 * optabs.c: Change "lib call" to "libcall" throughout.
20404 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
20405 HAVE_conditional_trap, emit_cmp_insn): Delete.
20406 (can_compare_p): Delete cmp_optab case.
20407 (prepare_float_lib_cmp): Return an rtx and a machine mode.
20408 Accept other parameters by value.
20409 (prepare_operand): Make non-static.
20410 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
20411 other parameters by value. Try to widen operands here based on
20412 an optab_methods argument and looking at cbranch_optab.
20413 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
20414 loop. Use cbranch_optab directly.
20415 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
20416 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
20418 (emit_conditional_move, emit_conditional_add): Inline what's needed
20419 of compare_from_rtx, using new prepare_cmp_insn for the rest.
20420 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
20421 with COMPARE. Move cmov_optab and cstore_optab above
20422 with cbranch_optab, move cmp_optab down with ucmp_optab,
20423 remove tst_otpab. Do not initialize trap_rtx.
20424 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
20425 for trap code. Do not check HAVE_conditional_trap. Use
20426 prepare_cmp_insn. Accept no predicate for operand 3.
20427 * optabs.h (OTI_cmp): Mark as used only for libcalls.
20428 (OTI_ctrap, ctrap_optab): New.
20429 (tst_optab): Delete.
20430 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
20431 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
20432 with lookup of ctrap_optab.
20433 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
20435 (ctrap_optab): New.
20437 * combine.c (combine_simplify_rtx, simplify_set): Do not
20438 special case comparing against zero for cc0 machines.
20439 * simplify-rtx.c (simplify_binary_operation_1): Never remove
20440 COMPARE on cc0 machines.
20441 (simplify_relational_operation): Return a new expression when
20442 a COMPARE could be removed.
20443 * final.c (final_scan_insn): Compare cc_status values
20444 against LHS of a (compare FOO (const_int 0)) cc0 source.
20445 Also check if cc_status.value is the full compare.
20447 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
20448 (cstoreMM4): Document.
20449 (conditional_trap): Document ctrapMM4 instead.
20450 (sync_compare_and_swapMM): Refer to cbranchcc4.
20451 (Dependent Patterns): Eliminate obsolete information referring to
20452 the old jump optimization phase.
20453 (Canonicalization): Include cbranchcc4 case, omit canonicalization
20454 of compares with 0 on cc0 machines.
20455 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
20456 avoiding references to cc0. Remove text about storing operands
20458 * doc/tm.texi (Condition Codes): Include blurb on different
20459 condition code representations, separate into subsections for
20460 CC0, MODE_CC and conditional execution.
20462 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
20463 alpha_emit_setcc): Accept operands and a machine mode.
20464 * config/alpha/alpha.c (alpha_emit_conditional_branch):
20465 Get code/op0/op1 from operands, use machine mode argument
20466 instead of alpha_compare.fp_p. Emit the branch here.
20467 (alpha_emit_setcc): Likewise, and return boolean.
20468 (alpha_emit_conditional_move): Likewise. Assert that
20469 cmp_op_mode == cmp_mode, and simplify accordingly.
20470 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
20471 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
20472 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
20474 (stack probe test): Use cbranchdi4.
20475 * config/alpha/predicates.md (alpha_cbranch_operator): New.
20477 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
20478 * config/arc/arc.h (movsicc, movsfcc): Use it.
20479 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
20480 (cbranchsi4, cstoresi4): New.
20481 (cmpsi, bCC and sCC expanders): Remove.
20483 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
20484 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
20485 * config/arm/predicates.md (arm_comparison_operator): Only include
20486 floating-point operators if there is a hardware floating-point unit.
20487 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
20488 deferring to cbranch_cc and cstore_cc respectively.
20489 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
20490 cbranch_cc, cstore_cc): New.
20491 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
20493 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
20495 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
20496 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
20498 (adjust_insn_length): Adjust calls.
20499 (avr_reorg): Handle (compare (foo) (const_int 0)).
20500 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
20501 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
20502 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
20503 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
20505 (cbranchqi4, cbranchhi4, cbranchsi4): New.
20506 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
20508 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
20509 (cbranchsi4, cstorebi4, cstoresi4): New.
20510 (movbisi): This insn is duplicate, split it to zero_extend.
20511 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
20512 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
20513 (bfin_optimize_loop): Use cbranch expander.
20514 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
20515 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
20516 (bfin_bimode_comparison_operator): ... this.
20517 (bfin_direct_comparison_operator): New.
20519 * config/cris/cris.c (cris_normal_notice_update_cc): Look
20520 inside (compare FOO (const_int 0)).
20521 (cris_rtx_costs): Handle ZERO_EXTRACT.
20522 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
20523 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
20524 (*tstdi_v32): Delete.
20525 (*cmpdi_non_v32): Add M alternative for operand 1.
20526 (cmpsi, cmp<mode>): Make private.
20527 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
20529 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
20531 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
20532 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
20533 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
20534 (cc_reg_operand): New.
20535 (any_cond): Delete.
20536 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
20537 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
20538 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
20539 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
20540 crx_expand_scond): Delete.
20542 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
20544 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
20545 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
20547 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
20548 cstoresi4, cstoresf4, cstoredf4): New.
20549 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
20550 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
20551 Receive the entire operands array.
20552 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
20553 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
20554 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
20555 Get test/op0/op1 from the operands array.
20556 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
20558 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
20559 (h8300_expand_store): New.
20560 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
20562 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
20563 (h8300_expand_store): New.
20564 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
20565 or do not try to produce (set (cc0) REG).
20566 (peepholes): Wrap arguments with COMPARE. Add a peephole to
20567 change a compare into a move to a scratch register. Disable some
20568 peepholes when comparing with zero.
20569 (tstsi, tsthi, tstsi, cmpqi): Make private.
20571 (bCC, sCC): Delete.
20572 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
20575 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
20576 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
20577 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
20578 (ix86_emit_i387_log1p): Use cbranchxf2.
20579 (ix86_expand_setcc): Return void.
20580 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
20581 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
20582 cmp<MODEF>, cmpcc): Remove.
20583 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
20584 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
20585 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
20586 (sCC and bCC expanders): Remove.
20587 (stack_protect_test): Use cbranchcc4.
20589 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
20591 (ia64_expand_compare): Accept three rtx by reference and return void.
20592 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
20593 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
20594 from *expr. Update *expr with the BImode comparison to do.
20595 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
20596 cmptf, bCC, sCC, conditional_trap): Delete.
20597 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
20598 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
20599 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
20600 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
20601 * config/ia64/predicates.md (ia64_cbranch_operator): New.
20603 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
20604 type of last argument.
20605 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
20606 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
20607 use machine mode argument instead of branch_type. Remove dead
20608 code for floating-point comparisons.
20609 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
20610 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
20612 (cbranchsi4, cstoresi4): New.
20613 * config/iq2000/predicates.md (reg_or_const_operand): New.
20615 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
20616 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
20617 (b<code>_op): Rewrite to...
20618 (bcc_op): ... this, using match_operator.
20619 (s<code>_op): Rewrite to...
20620 (scc_op): ... this, using match_operator.
20621 (s<code>_24_op): Rewrite to...
20622 (scc_op_24): ... this, using match_operator.
20623 (s<code>_<mode>): Rewrite to...
20624 (cstore<mode>4): ... this, using match_operator.
20625 (s<code>_<mode>_24): Rewrite to...
20626 (cstore<mode>4_24): ... this, using match_operator.
20627 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
20628 m32c_unpend_compare, m32c_expand_scc): Delete.
20629 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
20630 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
20631 (m32c_expand_movcc): Change NE to EQ if necessary.
20632 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
20634 * config/m32r/m32r-protos.h (gen_cond_store): New.
20635 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
20636 (gen_cond_store): New, from sCC patterns.
20637 (m32r_expand_block_move): Use cbranchsi4.
20638 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
20639 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
20640 (cbranchsi4, cstoresi4): New.
20642 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
20644 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
20645 (m68hc11_notice_update_cc): Look into a compare with 0.
20646 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
20648 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
20649 cmphi, cmpqi, bCC): Delete.
20650 (cbranchsi4, cbranchhi4, cbranchqi4): New.
20651 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
20652 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
20655 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
20656 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
20657 * config/m68k/constraints.md (H): New.
20658 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
20659 the define_insn below.
20660 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
20661 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
20662 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
20663 patterns): Wrap RHS with COMPARE.
20664 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
20665 (*cmpdi_internal): Name this pattern.
20666 (cmpdi): Change to define_insn.
20667 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
20668 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
20669 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
20671 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
20672 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
20673 (conditional_trap): Change to...
20674 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
20675 (*conditional_trap): Use the ordered_comparison_operator and
20676 const1_operand predicates.
20677 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
20678 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
20679 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
20680 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
20682 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
20683 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
20684 (mcore_gen_compare): New.
20685 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
20686 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
20687 (mcore_gen_compare): ... this.
20688 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
20689 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
20690 (stack probe pattern): Use cbranchsi4.
20692 * config/mips/predicates.md (mips_cstore_operator): New.
20693 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
20694 * config/mips/mips.md (any_cond): Delete.
20695 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
20697 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
20698 fixuns_truncsfdi2): Use cbranch patterns.
20699 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
20700 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
20701 Adjust call to mips_expand_conditional_branch.
20702 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
20704 * config/mips/mips-protos.h (mips_expand_conditional_branch,
20705 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
20706 * config/mips/mips.c (cmp_operands): Delete.
20707 (mips_emit_compare): Get comparison operands from *op0/*op1.
20708 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
20709 that it succeeds. Use op0/op1 instead of cmp_operands.
20710 (mips_expand_conditional_branch, mips_expand_conditional_move,
20711 mips_expand_conditional_trap): Likewise.
20712 (mips_block_move_loop): Use cbranch patterns.
20713 * config/mips/mips.h (cmp_operands): Delete.
20715 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
20716 (mmix_gen_compare_reg): Just return a register in the right CC mode.
20717 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
20718 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
20719 (*cmpcc_folded): Rename to...
20720 (*cmpdi_folded): this.
20721 (*cmpcc): Rename to...
20723 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
20726 (cbranchdf4): New. Handle invalid comparisons here.
20727 * config/mmix/predicates.md (float_comparison_operator): New.
20729 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
20730 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
20731 * config/mn10300/mn10300.md (tst): Delete.
20732 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
20733 Name these patterns and wrap RHS in a compare.
20734 (*cmpsi): Make this pattern private. Include tst.
20735 (*cmpsf): Make this pattern private.
20736 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
20737 (compare with zero peepholes): Likewise.
20739 (cbranchsi4, cbranchsf4): New.
20740 (casesi): Use cbranchsi4.
20742 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
20743 hppa_branch_type): Delete.
20744 (return_addr_rtx): Use cbranchsi4.
20745 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
20746 Emit CCFPmode comparison here.
20747 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
20748 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
20749 hppa_branch_type): Delete.
20750 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
20751 (movsicc, movdicc): Remove references to hppa_compare_op0,
20752 hppa_compare_op1 and compare_from_rtx.
20753 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
20754 (casesi): Use cbranchsi4.
20756 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
20757 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
20758 * config/pdp11/pdp11.md (register_or_const0_operand): New.
20759 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
20760 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
20762 (cbranchdf4, cbranchhi4, cbranchqi4): New.
20763 (*branch, *branch_inverted): New.
20765 * config/picochip/picochip.md (cbranchhi4): Use
20766 ordered_comparison_operator.
20767 (cmphi, bCC): Remove.
20769 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
20770 (trap_comparison_operator): Delete.
20771 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
20772 rs6000_emit_cbranch): Accept mode and operands.
20773 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
20774 rs6000_compare_fp_p): Delete.
20775 (rs6000_generate_compare): Accept mode and comparison. Extract code
20776 and op0/op1 from there. Replace references to rs6000_compare_op0
20777 and rs6000_compare_op1.
20778 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
20779 extract result from passed operands.
20780 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
20781 extract loc from passed operands.
20782 (rs6000_emit_cmove): Likewise.
20783 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
20784 rs6000_compare_fp_p): Delete.
20785 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
20786 (cbranch<GPR>4, cbranch<FP>4): New.
20787 (cstore<mode>4): New. Consolidate here all choices about when to use
20788 portable or specialized sCC sequences.
20789 (stack_protect_test): Use cbranchsi4.
20790 (conditional_trap): Replace with ctrap<GPR>4.
20791 (conditional trap insn): Replace trap_comparison_operator with
20792 ordered_comparison_operator.
20794 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
20795 (s390_emit_prologue): Use ctrap.
20796 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
20797 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
20798 New predicates replacing...
20799 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
20800 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
20801 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
20802 (add<mode>cc): Do not use s390_compare_op0/op1.
20803 (s<code>): Change to...
20804 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
20805 (seq): Change to...
20806 (cstorecc4): ... this. Handle EQ or NE equally.
20807 (*sne): Un-privatize for use in cstorecc4.
20808 (b<code>): Change to...
20809 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
20810 (conditional_trap): Replace with...
20811 (ctrap<GPR>4, ctrap<FP>4): ... these.
20812 (stack_protect): Use cbranchcc4.
20814 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
20815 * config/score/score-protos.h (score_gen_cmp): Delete.
20816 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
20817 (score_block_move-loop): Use cbranchsi4.
20818 * config/score/score.md (cbranchsi4): New.
20819 (cmpsi, bCC): Delete.
20820 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
20821 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
20822 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
20823 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
20824 * config/score/score3.h (score3_gen_cmp): Delete.
20825 * config/score/score7.h (score7_gen_cmp): Delete.
20827 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
20828 (sh_emit_scc_to_t): ... this. Return void.
20829 (from_compare): Rename to...
20830 (sh_emit_compare_and_branch): ... this.
20831 (sh_emit_compare_and_set): New.
20832 (sh_expand_t_scc): Accept operands.
20833 * config/sh/predicates.md (sh_float_comparison_operator): New.
20834 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
20835 (prepare_scc_operands): Rename to...
20836 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
20838 (sh_emit_cheap_store_flag): New.
20839 (sh_emit_set_t_insn): New.
20840 (from_compare): Rename to...
20841 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
20842 handling of TARGET_SH2E floating point to avoid recursive call.
20843 Generate branch here.
20844 (sh_emit_compare_and_set): New.
20845 (sh_expand_t_scc): Get op0/op1 from arguments.
20846 (sh_emit_cheap_store_flag): New.
20847 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
20849 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
20850 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
20851 (movsicc, movdicc): Do nothing when it recreated operands from
20852 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
20853 prepare_scc_operands (now sh_emit_scc_to_t).
20854 (udivdi3): Use cstoresi4.
20855 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
20856 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
20857 (cbranchint4_media, cbranchfp4_media): New.
20858 (casesi): Use cbranchdi4.
20859 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
20861 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
20862 (movnegt): Remove second operand.
20863 (cbranchsf4, cbranchdf4): New.
20864 (stack_protect): Use cbranchdi4/cbranchsi4.
20866 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
20867 (gen_compare_reg): Accept comparison, extract part of it to...
20868 (gen_compare_reg_1): ... this.
20869 (gen_compare_operator): Delete.
20870 (gen_v9_scc): Accept separate destination, comparison code and arms.
20871 Do not use sparc_compare_op0/sparc_compare_op1.
20872 (emit_scc_insn, emit_conditional_branch_insn): New.
20873 (emit_v9_brxx): Make static. Remove useless assertion.
20874 (sparc_emit_float_lib_cmp): Return RTL instead of calling
20876 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
20877 * config/sparc/sparc-protos.h (gen_compare_reg,
20878 sparc_emit_float_lib_cmp): Adjust prototype.
20879 (emit_scc_insn, emit_conditional_branch_insn): New.
20880 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
20881 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
20882 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
20883 iterators to the top.
20884 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
20885 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
20886 snedi_special_trunc): Delete.
20887 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
20888 and snedi_special_trunc.
20889 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
20890 cbranchdi4, cbranch<F:mode>4): New.
20891 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
20892 here. Use gen_compare_reg instead of gen_compare_operator.
20893 (conditional_trap): Replace with...
20894 (ctrapsi4, ctrapdi4): ... this.
20895 (stack_protect_test): Use cbranchcc4.
20897 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
20899 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
20900 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
20901 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
20902 from operands[0] or operands[3] depending on is_set.
20903 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
20904 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
20905 cmpdf, bCC), sCC: Remove.
20906 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
20907 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
20909 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
20910 spu_emit_branch_or_set.
20912 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
20914 * config/stormy16/stormy16.h (xstormy16_compare_op0,
20915 xstormy16_compare_op1): Delete.
20916 * config/stormy16/stormy16.c (xstormy16_compare_op0,
20917 xstormy16_compare_op1): Delete.
20918 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
20920 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
20921 (cmphi, cmpsi, bCC): Remove.
20923 * config/v850/v850.md (tstsi, cmpsi): Fold into...
20924 (*cmpsi): ... this one.
20925 (cbranchsi4, cstoresi4): New.
20926 (bCC expanders): Delete.
20927 (sCC insns): Fold into...
20928 (*setcc): ... this one.
20929 (casesi): Do not use gen_cmpsi and gen_bgtu.
20930 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
20931 (movsicc): Simplify.
20932 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
20934 * config/vax/vax-protos.h (cond_name): New.
20935 (vax_output_conditional_branch): Remove.
20936 * config/vax/vax.c (cond_name): New.
20937 (vax_output_conditional_branch): Remove.
20938 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
20939 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
20940 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
20941 (bit<VAXint>): Wrap source with (compare).
20942 (b<code> and following unnamed pattern): Rename to *branch and
20943 *branch_reversed. Change macroization to match_operator.
20944 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
20946 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
20947 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
20948 Change last argument to machine_mode.
20949 (xtensa_expand_scc): Add machine_mode argument.
20950 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
20951 (gen_conditional_move, xtensa_expand_conditional_branch,
20952 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
20953 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
20954 Adjust operand numbers.
20955 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
20957 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
20958 (cmpsi, cmpsf, b<code>, s<code>): Delete.
20959 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
20961 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20963 * optabs.c (prepare_cmp_insn): Temporarily disable test that
20964 causes spurious differences between trunk and cond-optab branch.
20966 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
20969 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
20971 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
20973 * tree.c (iterative_hash_pointer): Delete.
20974 (iterative_hash_expr): Short-circuit handling of NULL pointer.
20975 Hash UIDs and versions of SSA names. Don't special-case built-in
20976 function declarations.
20978 2009-05-11 Ian Lance Taylor <iant@google.com>
20981 * graphite.c: Force -Wc++-compat to only be a warning before
20982 #including "cloog/cloog.h".
20984 2009-05-11 Martin Jambor <mjambor@suse.cz>
20986 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
20988 2009-05-11 Jan Hubicka <jh@suse.cz>
20990 * tree-ssa-loop-ivcanon.c: Include target.h
20991 (struct loop_size): new structure.
20992 (constant_after_peeling): New predicate.
20993 (tree_estimate_loop_size): New function.
20994 (estimated_unrolled_size): Rewrite for new estimates.
20995 (try_unroll_loop_completely): Use new estimates.
20996 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
20998 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
21000 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
21001 libcpp interface change.
21002 (spu_macro_to_expand): Likewise.
21004 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
21006 PR tree-optimization/40026
21007 * gimplify.c (gimplify_init_constructor): Change initial conditional
21008 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
21009 optimize_compound_literals_in_ctor.
21011 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
21013 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
21015 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
21017 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
21019 * tree-vect-data-refs.c (vect_analyze_group_access): Use
21020 HOST_WIDE_INT for gap.
21022 2009-05-11 Ira Rosen <irar@il.ibm.com>
21024 PR tree-optimization/40074
21025 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
21026 account in group size and step comparison.
21028 2009-05-11 Richard Guenther <rguenther@suse.de>
21030 * passes.c (init_optimization_passes): Strip now incorrect comment.
21031 (execute_function_todo): Do not set PROP_alias.
21032 * tree-pass.h (PROP_alias): Remove.
21033 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
21034 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
21035 * tree-nrv.c (pass_return_slot): Likewise.
21036 * tree-object-size.c (pass_object_sizes): Likewise.
21037 * tree-ssa-dom.c (pass_dominator): Likewise.
21038 (pass_phi_only_cprop): Likewise.
21039 * tree-ssa-dse.c (pass_dse): Likewise.
21040 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
21041 (pass_cselim): Likewise.
21042 * tree-ssa-pre.c (pass_pre): Likewise.
21043 (pass_fre): Likewise.
21044 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
21045 * tree-ssa-sink.c (pass_sink_code): Likewise.
21046 * tree-stdarg.c (pass_stdarg): Likewise.
21047 * tree-tailcall.c (pass_tail_calls): Likewise.
21048 * tree-vrp.c (pass_vrp): Likewise.
21050 2009-05-10 Ian Lance Taylor <iant@google.com>
21052 * basic-block.h (enum profile_status): Break out of struct
21053 control_flow_graph.
21054 * cgraph.h (struct inline_summary): Break out of struct
21056 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
21057 of struct cgraph_order_sort.
21058 * combine.c (enum undo_kind): New enum, broken out of struct undo.
21059 * cse.c (struct branch_path): Break out of struct
21060 cse_basic_block_data.
21061 * except.h (enum eh_region_type): Break out of struct eh_region.
21062 * gcc.c (enum add_del): Break out of struct modify_target.
21063 * genrecog.c (enum decision_type): Break out of struct decision_test.
21064 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
21066 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
21067 * regmove.c (enum match_use): New enum, broken out of struct match.
21068 * sched-int.h (enum post_call_group): New enum, broken out of
21070 (struct deps_reg): Break out of struct deps.
21071 * target.h (struct asm_int_op): Break out of struct gcc_target.
21072 * tree-eh.c (struct goto_queue_node): Break out of struct
21074 * tree-inline.h (enum copy_body_cge_which): Break out of
21076 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
21078 * c-decl.c (in_struct, struct_types): New static variables.
21079 (pushtag): Add loc parameter. Change all callers.
21080 (lookup_tag): Add ploc parameter. Change all callers.
21081 (check_compound_literal_type): New function.
21082 (parser_xref_tag): Add loc parameter. Change all callers. If
21083 -Wc++-compat, warn about struct/union/enum types defined within a
21085 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
21086 and loc parameters. Change all callers. Change error calls to
21087 error_at, using loc. For a redefinition, if the location of the
21088 original definition is known, report it. Set in_struct and
21089 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
21090 (finish_struct): Add new parameters enclosing_in_struct and
21091 enclosing_struct_types. Change all callers. Set
21092 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
21093 in the struct. If in a struct, add this struct to struct_types.
21094 (start_enum): Add loc parameter. Change all callers. Use
21095 error_at for errors, using loc. For a redefinition, if the
21096 location of the original definition is known, report it. If in a
21097 struct, add this enum type to struct_types. If -Wc++-compat warn
21098 if in sizeof, typeof, or alignof.
21099 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
21100 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
21101 (c_parser_enum_specifier): Get enum location for start_enum.
21102 (c_parser_struct_or_union_specifier): Get struct location for
21103 start_struct. Save in_struct and struct_types status between
21104 start_struct and finish_struct.
21105 (c_parser_cast_expression): Get location of cast.
21106 (c_parser_alignof_expression): Get location of type.
21107 (c_parser_postfix_expression): Likewise.
21108 (c_parser_postfix_expression_after_paren_type): Add type_loc
21109 parameter. Change all callers. Call check_compound_literal_type.
21110 Use type_loc for error about variable size type.
21111 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
21112 of an enum constant from an enum type defined in a struct or union.
21113 (c_cast_expr): Add loc parameter. Change all callers. If
21114 -Wc++-compat, warn about defining a type in a cast.
21115 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
21116 (start_enum, start_struct, finish_struct): Update declarations.
21117 (parser_xref_tag, c_cast_expr): Update declarations.
21118 (check_compound_literal_type): Declare.
21120 2009-05-11 Ben Elliston <bje@au.ibm.com>
21122 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
21123 for recent libcpp interface change.
21124 (rs6000_macro_to_expand): Likewise.
21126 2009-05-10 Michael Matz <matz@suse.de>
21129 * config/arm/arm.c (require_pic_register): Emit on entry edge,
21130 not at entry of function.
21132 2009-05-10 Richard Guenther <rguenther@suse.de>
21134 PR tree-optimization/40081
21136 * tree-sra.c (instantiate_element): Instantiate scalar replacements
21137 using the main variant of the element type. Do not fiddle with
21138 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
21140 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
21141 structs with volatile fields.
21143 2009-05-10 Jan Hubicka <jh@suse.cz>
21145 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
21146 (estimate_move_cost): Assert that it does not get called for
21148 (estimate_num_insns): Skip VOID types in argument handling.
21149 (optimize_inline_calls): Delete unreachable blocks and verify that
21150 callgraph is valid.
21152 2009-05-10 Jan Hubicka <jh@suse.cz>
21154 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
21155 * cgraph.c (cgraph_mark_address_taken_node): New function.
21156 (dump_cgraph_node): Dump new flag.
21157 * cgraph.h (struct cgraph_node): Add address_taken.
21158 (cgraph_mark_address_taken_node): New function.
21159 * ipa.c (cgraph_postorder): Prioritize functions with address taken
21160 since new direct calls can be born.
21162 2009-05-10 Joseph Myers <joseph@codesourcery.com>
21164 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
21165 tok->val.node.node.
21167 2009-05-10 Jan Hubicka <jh@suse.cz>
21169 PR middle-end/40084
21170 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
21172 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
21173 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
21174 * tree-inline.c (copy_bb): Set frequency correctly.
21175 (fold_marked_statements): Update call to
21176 cgraph_update_edges_for_call_stmt.
21178 2009-05-10 Joseph Myers <joseph@codesourcery.com>
21180 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
21181 identifiers in diagnostics.
21182 * config/arm/arm.c (arm_handle_fndecl_attribute,
21183 arm_handle_isr_attribute): Likewise.
21184 * config/avr/avr.c (avr_handle_progmem_attribute,
21185 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
21186 * config/bfin/bfin.c (handle_int_attribute,
21187 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
21188 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
21189 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
21191 * config/darwin.c (darwin_handle_kext_attribute,
21192 darwin_handle_weak_import_attribute): Likewise.
21193 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
21194 h8300_handle_eightbit_data_attribute,
21195 h8300_handle_tiny_data_attribute): Likewise.
21196 * config/i386/i386.c (ix86_handle_cconv_attribute,
21197 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
21198 * config/i386/winnt.c (ix86_handle_shared_attribute,
21199 ix86_handle_selectany_attribute): Likewise.
21200 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
21201 * config/m32c/m32c.c (function_vector_handler): Likewise.
21202 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
21203 m68hc11_handle_fntype_attribute): Likewise.
21204 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
21205 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
21206 * config/mips/mips.c (mips_insert_attributes,
21207 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
21208 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
21209 rs6000_handle_struct_attribute): Likewise.
21210 * config/sh/sh.c (sh_insert_attributes,
21211 sh_handle_resbank_handler_attribute,
21212 sh_handle_interrupt_handler_attribute,
21213 sh2a_handle_function_vector_handler_attribute,
21214 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
21216 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
21217 * config/spu/spu.c (spu_handle_fndecl_attribute,
21218 spu_handle_vector_attribute): Likewise.
21219 * config/stormy16/stormy16.c
21220 (xstormy16_handle_interrupt_attribute): Likewise.
21221 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
21222 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
21224 2009-05-10 Joseph Myers <joseph@codesourcery.com>
21226 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
21227 (pp_translate_identifiers): New.
21228 (pp_identifier): Only conditionally translate identifier to locale
21230 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
21231 (pp_base_tree_identifier): Only conditionally translate identifier
21232 to locale character set.
21233 * c-pretty-print.c (M_): Define.
21234 (pp_c_type_specifier, pp_c_primary_expression): Mark English
21235 fragments for conditional translation with M_.
21236 * tree-pretty-print.c (maybe_init_pretty_print): Disable
21237 identifier translation.
21239 2009-05-10 Richard Guenther <rguenther@suse.de>
21241 PR tree-optimization/40081
21242 * tree-sra.c (instantiate_element): Instantiate scalar replacements
21243 using the main variant of the element type. Do not fiddle with
21244 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
21246 2009-05-09 Jan Hubicka <jh@suse.cz>
21248 PR middle-end/40080
21249 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
21250 indirect calls; verify cgraph afterwards.
21252 2009-05-09 Jan Hubicka <jh@suse.cz>
21255 * ipa.c (update_inlined_to_pointer): New function.
21256 (cgraph_remove_unreachable_nodes): Use it.
21258 2009-05-09 Jan Hubicka <jh@suse.cz>
21260 * tree-eh.c (struct leh_state): Remove prev_try.
21261 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
21262 not track prev_try.
21263 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
21264 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
21265 remove_eh_handler_and_replace, foreach_reachable_handler,
21266 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
21267 * except.h (struct eh_region): Remove eh_region_u_cleanup.
21268 (gen_eh_region_cleanup): Update prototype.
21270 2009-05-09 Jan Hubicka <jh@suse.cz>
21272 PR middle-end/40043
21273 * except.c (copy_eh_region): Always set prev_try.
21274 (redirect_eh_edge_to_label): Find outer try.
21275 (foreach_reachable_handler): When looking for prev try
21276 handle case where previous try is not going to be taken.
21278 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
21280 PR tree-optimization/40049
21281 * tree-vect-stmts.c (vectorizable_operation): If the machine has
21282 only vector/vector shifts, convert the type of the constant to the
21283 appropriate type to avoid building incorrect trees, which
21284 eventually have problems with garbage collection.
21286 2009-05-08 Joseph Myers <joseph@codesourcery.com>
21288 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
21289 -1 for complex floating-point types if honoring signed zeros.
21291 2009-05-08 Jan Hubicka <jh@suse.cz>
21293 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
21294 argument; handle correctly when profile is absent.
21295 (build_cgraph_edges): Update.
21296 (rebuild_cgraph_edges): Update.
21297 * cgraph.c: Do not include varray.h.
21298 (cgraph_set_call_stmt_including_clones): New function.
21299 (cgraph_create_edge_including_clones): Likewise
21300 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
21301 (cgraph_update_edges_for_call_stmt): Handle clones.
21302 (cgraph_remove_node): Handle clone tree.
21303 (cgraph_remove_node_and_inline_clones): New function.
21304 (dump_cgraph_node): Dump clone tree.
21305 (cgraph_clone_node): Handle clone tree.
21306 (clone_function_name): Bring here from tree-inline.c.
21307 (cgraph_create_virtual_clone): New function.
21308 * cgraph.h (ipa_replace_map): Move here from ipa.h.
21309 (cgraph_clone_info): New function.
21310 (strut cgraph_node): Add clone_info and new clone tree pointers.
21311 (cgraph_remove_node_and_inline_clones,
21312 cgraph_set_call_stmt_including_clones,
21313 cgraph_create_edge_including_clones,
21314 cgraph_create_virtual_clone): Declare.
21315 (cgraph_function_versioning): Use VEC argument.
21316 (compute_call_stmt_bb_frequency): Update prototype.
21317 (cgraph_materialize_all_clones): New function.
21318 * ipa-cp.c (ipcp_update_cloned_node): Remove.
21319 (ipcp_create_replace_map): Update to VECtors.
21320 (ipcp_update_callgraph): Use virtual clones.
21321 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
21322 (ipcp_update_profiling): Do not update local profiling.
21323 (ipcp_insert_stage): Use VECtors and virtual clones.
21324 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
21325 (clone_of_p): New function.
21326 (cgraph_preserve_function_body_p): Use clone tree.
21327 (cgraph_optimize): Materialize clones.
21328 (cgraph_function_versioning): Update for VECtors.
21329 (save_inline_function_body): Use clone tree.
21330 (cgraph_materialize_clone): New function.
21331 (cgraph_materialize_all_clones): Likewise.
21332 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
21333 * ipa.c: Include gimple.h.
21334 (cgraph_remove_unreachable_nodes): Use clone tree.
21335 * ipa-prop.c (ipa_note_param_call): Update call to
21336 compute_call_stmt_bb_frequencycall.
21337 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
21338 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
21339 (copy_bb): Handle updating of clone tree; add new edge when new call
21341 (expand_call_inline): Be strict about every call having edge.
21342 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
21343 (delete_unreachable_blocks_update_callgraph): New function.
21344 (tree_function_versioning): Use VECtors; always remove unreachable
21345 blocks and fold conditionals.
21346 * tree-inline.h: Do not include varray.h.
21347 (tree_function_versioning): Remove.
21348 * Makefile.in (GTFILES): Remove tree-inline.c
21349 * passes.c (do_per_function): Do only functions having body.
21350 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
21353 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
21354 Andrew Morrow <acm@google.com>
21357 * c-common.c (c_common_attribute_table): Permit deprecated
21358 attribute to take an optional argument.
21359 (handle_deprecated_attribute): If the optional argument to
21360 __attribute__((deprecated)) is not a string ignore the attribute
21361 and emit a warning.
21363 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
21364 * c-typeck.c (build_component_ref): Likewise.
21365 (build_external_ref): Likewise.
21367 * toplev.c (warn_deprecated_use): Add an attribute argument.
21368 Emit the message associated with __attribute__((deprecated)).
21370 * toplev.h (warn_deprecated_use): Updated.
21372 * doc/extend.texi: Document new optional parameter to
21373 __attribute__((deprecated))
21375 2009-05-08 Michael Eager <eager@eagercon.com>
21377 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
21378 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
21380 2009-05-08 Richard Guenther <rguenther@suse.de>
21382 PR tree-optimization/40062
21383 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
21384 Avoid exponential behavior.
21386 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
21388 PR rtl-optimization/33928
21390 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
21391 process_uses, build_single_def_use_links): New.
21392 (update_df): Update use_def_ref.
21393 (forward_propagate_into): Use get_def_for_use instead of use-def
21395 (fwprop_init): Call build_single_def_use_links and let it initialize
21397 (fwprop_done): Free use_def_ref.
21398 (fwprop_addr): Eliminate duplicate call to df_set_flags.
21399 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
21400 df_rd_simulate_one_insn): New.
21401 (df_rd_bb_local_compute_process_def): Update head comment.
21402 (df_chain_create_bb): Use the new RD simulation functions.
21403 * df.h (df_rd_simulate_artificial_defs_at_top,
21404 df_rd_simulate_one_insn): New.
21405 * opts.c (decode_options): Enable fwprop at -O1.
21406 * doc/invoke.texi (-fforward-propagate): Document this.
21408 2009-05-08 Joseph Myers <joseph@codesourcery.com>
21411 * c-typeck.c (build_binary_op): Handle arithmetic between one real
21412 and one complex operand specially.
21413 * tree-complex.c (some_nonzerop): Do not identify a real value as
21414 zero if flag_signed_zeros.
21416 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
21418 PR rtl-optimization/33928
21419 * loop-invariant.c (record_use): Fix && vs. || mishap.
21421 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
21423 PR rtl-optimization/33928
21424 * loop-invariant.c (struct use): Add addr_use_p.
21425 (struct def): Add n_addr_uses.
21426 (struct invariant): Add cheap_address.
21427 (create_new_invariant): Set cheap_address.
21428 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
21429 (record_uses): Pass df_ref to record_use.
21430 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
21433 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
21435 * config/sh/sh.c: Do not include c-pragma.h.
21437 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
21439 * config/spu/spu.c: Remove include of c-common.h.
21441 2009-05-07 Janis Johnson <janis187@us.ibm.com>
21444 * c-common.h (mark_valid_location_for_stdc_pragma,
21445 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
21446 clear_float_const_decimal64, float_const_decimal64_p): New.
21447 * c.opt (Wunsuffixed-float-constants): New.
21448 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
21449 unsuffixed float constant, handle new warning.
21450 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
21451 * c-decl.c (c_scope): New flag float_const_decimal64.
21452 (set_float_const_decimal64, clear_float_const_decimal64,
21453 float_const_decimal64_p): New.
21454 (push_scope): Set new flag.
21455 * c-parser.c (c_parser_translation_unit): Mark when it's valid
21456 to use STDC pragmas.
21457 (c_parser_external_declaration): Ditto.
21458 (c_parser_compound_statement_nostart): Ditto.
21459 * c-pragma.c (valid_location_for_stdc_pragma,
21460 mark_valid_location_for_stdc_pragma,
21461 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
21462 handle_pragma_float_const_decimal64): New.
21463 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
21464 * cp/semantics.c (valid_location_for_stdc_pragma_p,
21465 set_float_const_decimal64, clear_float_const_decimal64,
21466 float_const_decimal64_p): New dummy functions.
21467 * doc/extend.texi (Decimal Float): Remove statement that the
21468 pragma, and suffix for double constants, are not supported.
21469 * doc/invoke.texi (Warning Options): List new option.
21470 (-Wunsuffixed-float-constants): New.
21472 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
21474 * config/i386/i386.c: Do not include c-common.h.
21476 2009-05-07 Mark Heffernan <meheff@google.com>
21478 * doc/invoke.texi (Debugging Options): Document change of debugging
21480 * opts.c (decode_options): Make dump_base_name relative to
21481 aux_base_name directory.
21483 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
21485 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
21486 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
21488 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
21490 * Makefile.in (install-plugin): Simplify a bit.
21492 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
21494 * Makefile.in (OBJS-common): Add regcprop.o.
21496 * timevar.def (TV_CPROP_REGISTERS): New.
21497 * regrename.c (regrename_optimize): Return 0.
21498 (rest_of_handle_regrename): Delete.
21499 (pass_rename_registers): Point to regrename_optimize.
21500 (struct value_data_entry, struct value_data,
21501 kill_value_one_regno, kill_value_regno, kill_value,
21502 set_value_regno, init_value_data, kill_clobbered_value,
21503 kill_set_value, kill_autoinc_value, copy_value,
21504 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
21505 replace_oldest_value_reg, replace_oldest_value_addr,
21506 replace_oldest_value_mem, copyprop_hardreg_forward_1,
21507 debug_value_data, validate_value_data): Move...
21508 * regcprop.c: ... here.
21509 (rest_of_handle_cprop): Delete.
21510 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
21512 2009-05-07 Jakub Jelinek <jakub@redhat.com>
21514 PR middle-end/40057
21515 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
21516 GEN_INT for 1 << bitnum.
21517 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
21518 build_int_cst_type.
21520 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
21522 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
21523 Remove wrong description of "nand" operation.
21525 2009-05-06 Richard Guenther <rguenther@suse.de>
21526 Adam Nemet <anemet@caviumnetworks.com>
21528 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
21529 comment. Add that if LHS is not a gimple register, then RHS1 has
21530 to be a single object (GIMPLE_SINGLE_RHS).
21532 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
21534 * expr.c (get_def_for_expr): Move it up in the file.
21535 (store_field): When expanding a bit-field store, look at the
21536 defining gimple stmt for the masking conversion.
21538 2009-05-06 Janis Johnson <janis187@us.ibm.com>
21540 PR middle-end/39986
21541 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
21542 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
21543 32-bit memcpy into long.
21545 2009-05-06 Jakub Jelinek <jakub@redhat.com>
21547 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
21548 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
21550 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
21551 instead of appending DW_OP_deref*.
21553 2009-05-06 Michael Matz <matz@suse.de>
21555 PR middle-end/40021
21556 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
21557 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
21559 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
21561 * Makefile.in (install-plugin): Fix srcdir handling.
21563 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
21565 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
21566 when processing for not_regs_needed bitmap.
21567 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
21568 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
21569 handling it for rhs.
21571 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
21573 * config/i386/i386.md (unnamed inc/dec peephole): Use
21574 optimize_insn_for_size_p instead of optimize_size.
21575 * config/i386/predicates.md (incdec_operand): Likewise.
21576 (aligned_operand): Likewise.
21577 * config/i386/sse.md (divv8sf3): Likewise.
21578 (sqrtv8sf2): Likewise.
21580 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
21582 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
21584 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
21586 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
21588 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
21589 ssemodesuffixf2c with avxmodesuffixf2c.
21591 2009-05-06 Joseph Myers <joseph@codesourcery.com>
21594 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
21596 2009-05-05 Jakub Jelinek <jakub@redhat.com>
21598 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
21599 (struct tree_base): Adjust spacing for 8 bit boundaries.
21600 (struct tree_decl_common): Add decl_by_reference_flag bit.
21601 (DECL_BY_REFERENCE): Adjust.
21602 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
21603 print DECL_BY_REFERENCE bit.
21604 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
21605 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
21606 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
21607 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
21610 PR middle-end/39666
21611 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
21612 range of the type, but default label is missing, add it with one
21613 of the existing labels instead of adding a new label for it.
21615 2009-05-05 Joseph Myers <joseph@codesourcery.com>
21619 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
21621 * Makefile.in (enable_plugin, plugin_includedir): New.
21622 (install): Depend on install-plugin.
21623 (PLUGIN_HEADERS): New.
21624 (install-plugin): New.
21625 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
21627 2009-05-05 Richard Guenther <rguenther@suse.de>
21629 PR tree-optimization/40022
21630 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
21632 (phivn_valid_p): Fix tuplification error, simplify.
21633 (phiprop_insert_phi): Add dumps.
21634 (propagate_with_phi): Simplify.
21636 2009-05-05 Richard Guenther <rguenther@suse.de>
21638 PR middle-end/40023
21639 * builtins.c (gimplify_va_arg_expr): Properly build the address.
21641 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
21643 * tree.h (strip_float_extensions): Remove duplicate declaration.
21644 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
21645 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
21646 block_ultimate_origin): Rearrange the declarations line to match the
21647 comment that indicates the .c file which the functions are defined.
21648 (dwarf2out_*, set_decl_rtl): Add comment.
21649 (get_base_address): Adjust comment.
21650 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
21651 declarations line and add comment.
21652 (is_builtin_name): Add blank after function name, for clarity.
21654 2009-05-04 Joseph Myers <joseph@codesourcery.com>
21656 * attribs.c (decl_attributes): Use %qE for identifiers in
21658 * cgraphunit.c (verify_cgraph_node): Translate function names to
21659 locale character set in diagnostics.
21660 * coverage.c (get_coverage_counts): Use %qE for identifiers in
21662 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
21663 Document that functions are named in UTF-8.
21664 * expr.c (expand_expr_real_1): Translate function names to locale
21665 character set in diagnostics.
21666 * gimplify.c (omp_notice_variable, omp_is_private,
21667 gimplify_scan_omp_clauses): Use %qE for identifiers in
21669 * langhooks.c (lhd_print_error_function): Translate function names
21670 to locale character set.
21671 * langhooks.h (decl_printable_name): Document that return value is
21672 in internal character set.
21673 * stmt.c: Include pretty-print.h
21674 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
21676 (resolve_operand_name_1): Translate named operand name to locale
21678 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
21680 * toplev.c (announce_function): Translate function names to locale
21682 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
21683 (default_tree_printer): Use pp_identifier or translate identifiers
21684 to locale character set. Mark "<anonymous>" for translation.
21685 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
21686 for identifiers in diagnostics.
21687 * tree.c (handle_dll_attribute): Use %qE for identifiers in
21689 * varasm.c (output_constructor): Use %qE for identifiers in
21692 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
21694 * configure.ac: use ` ` instead of $()
21695 * configure: Regenerate.
21697 2009-05-05 Ben Elliston <bje@au.ibm.com>
21699 * config/pa/linux-atomic.c: Eliminate conditional include of
21700 errno.h on non-LP64 systems to simplify build requirements.
21702 2009-05-04 Joseph Myers <joseph@codesourcery.com>
21704 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
21706 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
21707 and pass value to identifier_to_locale.
21708 (warn_variable_length_array): Make name a tree.
21709 (grokdeclarator): Separate diagnostic texts for named and unnamed
21710 declarators. Use %qE for named declarators.
21711 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
21713 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
21714 identifiers in diagnostics.
21715 * c-typeck.c (push_member_name, start_init): Pass identifiers to
21716 identifier_to_locale. Mark "anonymous" strings for translation.
21718 2009-05-04 Michael Eager <eager@eagercon.com>
21720 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
21721 address for DImode/DFmode only if double-precision FP regs.
21723 2009-05-04 Michael Eager <eager@eagercon.com>
21725 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
21726 TARGET_SINGLE_FLOAT check.
21728 2009-05-04 Michael Eager <eager@eagercon.com>
21730 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
21732 2009-05-04 Michael Eager <eager@eagercon.com>
21734 * gcc/config.gcc (powerpc-xilinx-eabi*): Add tm t-xilinx
21735 * config/rs6000/t-xilinx: New
21737 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
21739 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
21740 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
21741 * gcc/explow.c (memory_address): Use target hook.
21742 * gcc/targhooks.c (default_legitimize_address): New.
21743 * gcc/targhooks.h (default_legitimize_address): New.
21744 * gcc/target.h (legitimize_address): New.
21745 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
21746 (TARGET_INITIALIZER): Include it.
21747 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
21749 * config/bfin/bfin-protos.h (legitimize_address): Remove.
21750 * config/bfin/bfin.c (legitimize_address): Remove.
21751 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
21752 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
21754 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
21755 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
21757 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
21758 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
21759 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
21760 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
21761 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
21762 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
21763 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
21764 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
21765 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
21766 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
21767 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
21768 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
21769 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
21770 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
21771 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
21772 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
21773 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
21774 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
21775 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
21776 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
21777 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
21778 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
21779 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
21781 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
21782 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
21783 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
21784 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
21785 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
21786 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
21787 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
21788 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
21789 (thumb_legitimize_address): Delete.
21790 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
21791 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
21792 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
21793 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
21794 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
21795 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
21797 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
21800 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
21801 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
21802 * config/m32r/m32r.c (m32r_legitimize_address): New.
21803 * config/m68k/m68k.c (m68k_legitimize_address): New.
21804 * config/score/score.c (score_legitimize_address): Standardize.
21805 * config/score/score3.c (score3_legitimize_address): Standardize.
21806 * config/score/score3.h (score3_legitimize_address): Adjust.
21807 * config/score/score7.c (score7_legitimize_address): Standardize.
21808 * config/score/score7.h (score7_legitimize_address): Adjust.
21809 * config/sh/sh.c (sh_legitimize_address): New.
21810 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
21812 * gcc/config/s390/s390.c (legitimize_address): Rename to...
21813 (s390_legitimize_address): ... this.
21814 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
21815 (sparc_legitimize_address): ... this.
21816 * gcc/config/i386/i386.c (legitimize_address): Rename to...
21817 (ix86_legitimize_address): ... this.
21818 * gcc/config/avr/avr.c (legitimize_address): Rename to...
21819 (avr_legitimize_address): ... this.
21820 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
21821 (mn10300_legitimize_address): ... this.
21822 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
21823 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
21824 (alpha_expand_mov): Adjust call.
21826 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
21827 * config/spu/spu.c (spu_legitimize_address): Likewise.
21828 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
21829 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
21831 2009-05-04 Joseph Myers <joseph@codesourcery.com>
21833 * intl.c (locale_encoding, locale_utf8): New.
21834 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
21835 * intl.h (locale_encoding, locale_utf8): Declare.
21836 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
21837 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
21839 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
21841 (pp_tree_identifier): Define to call pp_base_tree_identifier.
21842 (pp_base_tree_identifier): Declare as function.
21843 (identifier_to_locale): Declare.
21844 * Makefile.in (pretty-print.o): Update dependencies.
21845 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
21847 2009-05-04 Richard Guenther <rguenther@suse.de>
21849 PR middle-end/40015
21850 * builtins.c (fold_builtin_memory_op): Do not decay to element
21851 type if the size matches the whole array.
21853 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
21855 * expmed.c (synth_mult): When trying out a shift, pass the result
21858 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
21860 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
21861 (shiftsub1_cost): New.
21862 (init_expmed): Compute shiftsub1_cost.
21863 (synth_mult): Optimize multiplications by constants of the form
21864 -(2^^m-1) for some constant positive integer m.
21866 2009-05-03 Richard Guenther <rguenther@suse.de>
21869 * c-typeck.c (array_to_pointer_conversion): Do not built
21870 ADDR_EXPRs of arrays of pointer-to-element type.
21871 * c-gimplify.c (c_gimplify_expr): Revert change fixing
21872 up wrong ADDR_EXPRs after-the-fact.
21873 * c-common.c (strict_aliasing_warning): Strip pointer
21874 conversions for obtaining the original type.
21875 * builtins.c (fold_builtin_memset): Handle array types.
21876 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
21879 2009-05-03 Richard Guenther <rguenther@suse.de>
21881 PR middle-end/23329
21882 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
21883 Do not lose casts from array types with unknown extent to array
21884 types with known extent.
21885 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
21886 alias set compatibility.
21888 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
21890 * flags.h (extra_warnings): Delete.
21891 * toplev.c (process_options): Handle Wuninitialized here.
21892 * opts.c (extra_warnings): Delete.
21893 (set_Wextra): Delete.
21894 (common_handle_option): -Wextra can be handled automatically.
21895 * c-opts.c (c_common_handle_option): Delete obsolete code.
21896 (c_common_post_options): Simplify comment.
21897 * common.opt (W): Add Var.
21899 (Wuninitialized): Initialize to -1.
21901 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
21902 Richard Guenther <rguenther@suse.de>
21904 * expr.c (get_def_for_expr): New function.
21905 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
21906 SSA rather than trees.
21907 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
21908 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
21910 2009-05-03 Joseph Myers <joseph@codesourcery.com>
21912 * c-common.c (reswords): Add _Imaginary.
21913 * c-common.c (enum rid): Add RID_IMAGINARY.
21915 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
21917 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
21918 Patch by Richard Guenther.
21920 2009-05-03 Anatoly Sokolov <aesok@post.ru>
21922 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
21923 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
21924 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
21925 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
21926 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
21927 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
21928 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
21929 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
21930 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
21931 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
21932 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
21933 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
21934 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
21935 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
21936 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
21937 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
21938 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
21939 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
21941 2009-05-02 Richard Guenther <rguenther@suse.de>
21943 PR tree-optimization/39940
21944 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
21947 2009-05-02 Richard Guenther <rguenther@suse.de>
21949 PR middle-end/40001
21950 * tree-ssa.c (execute_update_addresses_taken): Properly check
21951 if we can mark a variable DECL_GIMPLE_REG_P.
21952 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
21953 back to the end of the function.
21954 (is_gimple_reg_type): Remove complex type special casing.
21955 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
21958 2009-05-02 Ben Elliston <bje@au.ibm.com>
21960 * doc/collect2.texi (Collect2): Document search path behaviour
21961 when configured with --with-ld.
21963 2009-05-02 Jan Hubicka <jh@suse.cz>
21965 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
21966 parameter; update callers.
21967 (coalesce_cost_edge): EH edges are costier because they needs
21968 splitting even if not critical and even more costier when there are
21969 multiple EH predecestors.
21971 2009-05-02 Jan Hubicka <jh@suse.cz>
21973 * except.c (remove_eh_handler_and_replace): Handle updating after
21974 removing TRY blocks.
21976 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
21978 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
21980 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
21982 * varasm.c: Do not include c-pragma.h.
21983 * attribs.c: Do not incude c-common.h.
21985 2009-05-01 Michael Matz <matz@suse.de>
21987 * calls.c (initialize_argument_information): Handle SSA names like
21988 decls with a non MEM_P DECL_RTL.
21990 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
21992 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
21993 * ipa-utils.c: Likewise.
21994 * ipa-type-escape.c: Likewise.
21995 * cgraphunit.c Do not include c-common.h.
21996 * ipa-pure-const.c: Likewise.
21997 * tree-if-conv.c: Likewise.
21998 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
21999 * ipa-struct-reorg.c: Likewise.
22000 * tree-nomudflap.c: Likewise.
22001 * tree-ssa-structalias.c: Likewise.
22003 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
22005 * store-motion.c: Many cleanups to make this pass a first-class
22006 citizen instead of an appendix to gcse load motion. Add TODO list
22007 to make this pass faster/cleaner/better.
22009 (struct ls_expr): Post gcse.c-split cleanups.
22010 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
22011 "stores" field to "avail_stores".
22012 (pre_ldst_mems): Rename to store_motion_mems.
22013 (pre_ldst_table): Rename to store_motion_mems_table.
22014 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
22015 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
22016 (ldst_entry): Rename to st_expr_entry, update users.
22017 (free_ldst_entry): Rename to free_st_expr_entry, update users.
22018 (free_ldst_mems): Rename to free_store_motion_mems, update users.
22019 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
22021 (first_ls_expr): Rename to first_st_expr, update users.
22022 (next_ls_expr): Rename to next_st_expr, update users.
22023 (print_ldst_list): Rename to print_store_motion_mems. Print names of
22024 fields properly for store motion instead of names inherited from load
22026 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
22027 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
22030 (ae_kill): Rename to st_kill, update users.
22031 (ae_gen): Rename to st_avloc, update users.
22032 (transp): Rename to st_transp, update users.
22033 (pre_insert_map): Rename to st_insert_map, update users.
22034 (pre_delete_map): Rename to st_delete_map, update users.
22035 (insert_store, build_store_vectors, free_store_memory,
22036 one_store_motion_pass): Update for abovementioned changes.
22038 (gcse_subst_count, gcse_create_count): Remove.
22039 (one_store_motion_pass): New statistics counters "n_stores_deleted"
22040 and "n_stores_created", local variables.
22042 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
22045 (regvec, compute_store_table_current_insn): Remove.
22046 (reg_set_info, reg_clear_last_set): Remove.
22047 (compute_store_table): Use DF caches instead of local dataflow
22050 2009-05-01 Joseph Myers <joseph@codesourcery.com>
22052 * c-objc-common.c (c_tree_printer): Print identifiers with
22053 pp_identifier, not pp_string. Mark "({anonymous})" for
22055 * c-pretty-print.c (pp_c_ws_string): New.
22056 (pp_c_cv_qualifier, pp_c_type_specifier,
22057 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
22058 pp_c_storage_class_specifier, pp_c_function_specifier,
22059 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
22060 pp_c_primary_expression, pp_c_postfix_expression,
22061 pp_c_unary_expression, pp_c_shift_expression,
22062 pp_c_relational_expression, pp_c_equality_expression,
22063 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
22064 use pp_string and pp_c_ws_string in place of pp_identifier and
22065 pp_c_identifier for non-identifiers. Mark English strings for
22067 * c-pretty-print.h (pp_c_ws_string): Declare.
22069 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
22070 Roland McGrath <roland@redhat.com>
22072 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
22073 (ENABLE_LD_BUILDID): New configuration option.
22074 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
22075 (LINK_BUILDID_SPEC): New macro.
22076 (init_spec): If defined, prepend it between LINK_EH_SPEC and
22078 * doc/install.texi: Document --enable-linker-build-id option.
22079 * configure: Rebuild.
22080 * config.in: Rebuild.
22082 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
22084 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
22085 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
22086 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
22087 MIPS_GP_SAVE_AREA_SIZE.
22088 * config/mips/mips.c (struct mips_frame_info): Update comment
22089 before arg_pointer_offset and hard_frame_pointer_offset.
22090 (mips_compute_frame_info): Update diagram before function: to
22091 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
22092 indicate the position of frame_pointer_rtx with -fstack-protector and
22093 to show args_size. Don't allocate cprestore area for leaf functions
22094 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
22096 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
22098 2009-04-30 Michael Matz <matz@suse.de>
22100 PR tree-optimization/39955
22101 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
22103 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
22105 * ira.c (setup_cover_and_important_classes): Use safe macro
22106 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
22108 * genpreds.c (write_tm_preds_h): Output suitable definition of
22109 REG_CLASS_FOR_CONSTRAINT.
22111 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
22113 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
22115 * bitmap.c (bitmap_descriptor): Likewise.
22116 * ggc-common.c (loc_descriptor): Likewise.
22117 * varray.c (varray_descriptor): Likewise.
22118 * vec.c (vec_descriptor): Likewise.
22120 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
22122 * Makefile.in (dce.o): Add $(EXCEPT_H).
22123 * dce.c: Include except.h and delete redundant vector definitions.
22124 (deletable_insn_p): Return false for non-call insns that can throw
22127 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
22129 * gcse.c (ae_gen): Remove.
22130 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
22131 and make non-static function to make it available in store-motion.c.
22132 Update call sites with search-and-replace.
22133 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
22134 extract_mentioned_regs, extract_mentioned_regs_helper,
22135 find_moveable_store, compute_store_table, load_kills_store, find_loads,
22136 store_killed_in_insn, store_killed_after, store_killed_before,
22137 build_store_vectors, insert_insn_start_basic_block, insert-store,
22138 remove_reachable_equiv_notes, replace_store_insn, delete_store,
22139 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
22140 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
22141 * store-motion.c: ...new file. Also copy data structures from gcse.c
22142 and clean up to remove parts not used by store motion.
22143 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
22144 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
22146 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22149 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
22150 when optimizing for size.
22152 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
22154 * gcse.c (gcse_constant_p): Fix typo in last change.
22156 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
22158 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
22160 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
22162 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
22164 2009-04-29 James E. Wilson <wilson@codesourcery.com>
22166 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
22167 CONST_HIGH_PART result.
22169 2009-04-29 Anatoly Sokolov <aesok@post.ru>
22171 * config/avr/avr.c (initial_elimination_offset): Rename to
22172 avr_initial_elimination_offset.
22173 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
22174 change return type to bool.
22175 (avr_can_eliminate): New function.
22176 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
22177 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
22178 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
22179 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
22180 avr_initial_elimination_offset.
22181 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
22182 (avr_initial_elimination_offset): Define.
22184 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
22185 Steven Bosscher <steven@gcc.gnu.org>
22187 PR rtl-optimization/39938
22188 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
22189 * cfgrtl.c: Include insn-attr.h.
22190 (rest_of_pass_free_cfg): New function.
22191 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
22192 * resource.c (init_resource_info): Remove call to df_analyze.
22194 2009-04-29 Richard Guenther <rguenther@suse.de>
22197 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
22198 allow conversion to signed integers.
22200 2009-04-29 Richard Guenther <rguenther@suse.de>
22202 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
22203 shifts of floating point vectors if the shift amount is
22204 a constant multiple of the element size.
22206 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
22207 Michael Matz <matz@suse.de>
22209 PR middle-end/39927
22211 * tree-outof-ssa.c (emit_partition_copy): New function.
22212 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
22213 insert_part_to_rtx_on_edge): Perform the partition base var
22214 copy using emit_partition_copy.
22215 (insert_value_copy_on_edge): Convert constants to the right mode.
22216 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
22217 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
22219 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
22221 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
22222 scan backwards to try to find a constant to initialize it.
22224 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
22225 insn before the loop_end instruction, don't look past labels.
22227 2009-04-29 Richard Guenther <rguenther@suse.de>
22229 PR middle-end/39937
22230 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
22231 loose type conversions.
22232 (forward_propagate_addr_expr): Fix tuplification bug. Remove
22233 stmts only if there are no uses of its definition.
22235 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
22237 * config/bfin/bfin.h (splitting_loops): Declare.
22238 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
22239 Reorder bit definitions to be ascending.
22240 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
22241 * config/bfin/bfin.c (splitting_loops): New variable.
22242 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
22243 (struct loop_info): Remove members INIT and LOOP_INIT.
22244 (bfin_optimize_loop): Don't set them. Reorder the code that generates
22245 the LSETUP sequence. Allow LC to be loaded from any register, but
22246 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
22247 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
22249 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
22250 of reload_completed.
22253 * config/bfin/bfin.md (movsi_insn): Refine constraints.
22255 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
22257 * Makefile.in (PLUGIN_VERSION_H): New.
22258 (OBJS-common): Remove plugin-version.o.
22259 (plugin.o): Depend on (PLUGIN_VERSION_H).
22260 (plugin-version.o): Remove.
22261 * configure: Regenerate
22262 * configure.ac: Create plugin-version.h.
22263 * gcc-plugin.h (plugin_gcc_version): Remove.
22264 (plugin_default_version_check): Change signature.
22265 * plugin-version.c: Remove.
22266 * plugin.c: Include plugin-version.h.
22267 (str_plugin_gcc_version_name): Remove.
22268 (try_init_one_plugin): Pass gcc version to plugin_init.
22269 (plugin_default_version_check): Both gcc and plugin versions are now
22272 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
22274 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
22275 problematic last insns. Test for TYPE_CALL rather than CALL_P.
22276 Remove special case testing for last insn of inner loops. Don't fail
22277 if the loop ends with a jump, emit an extra nop instead.
22279 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
22280 DREGS rather than comparing directly. Remove code that tries to
22281 account for latencies.
22283 2009-04-29 Richard Guenther <rguenther@suse.de>
22285 PR tree-optimization/39941
22286 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
22287 eliminating an indirect call.
22289 2009-04-29 Richard Guenther <rguenther@suse.de>
22291 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
22292 parameter. Allow invariants as base if !require_lvalue.
22293 (verify_gimple_assign_single): Adjust.
22295 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
22297 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
22298 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
22299 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
22300 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
22301 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
22303 * config/bfin/bfin.c (bfin_expand_builtin,
22304 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
22306 2009-04-28 Richard Guenther <rguenther@suse.de>
22308 * tree-vect-loop.c (get_initial_def_for_induction): Use
22309 correct types for pointer increment.
22311 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22313 * toplev.c (print_version): Update GMP version string calculation.
22315 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
22317 PR rtl-optimization/39938
22318 * resource.c (init_resource_info): Add call to df_analyze.
22320 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
22322 * config/alpha/alpha.md (usegp): Cast the result of
22323 alpha_find_lo_sum_using_gp to enum attr_usegp.
22324 * config/alpha/alpha.c (override_options): Remove end-of-structure
22325 marker element from cpu_table. Use array size of cpu_table to handle
22326 -mcpu and -mtune options.
22327 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
22329 2009-04-28 Joseph Myers <joseph@codesourcery.com>
22331 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
22332 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
22333 tune_32 and tune_64.
22334 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
22335 support on PowerPC.
22336 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
22337 * config/rs6000/option-defaults.h: ... here. New file.
22338 (OPT_64, OPT_32): Define.
22339 (MASK_64BIT): Define to 0 if not already defined.
22340 (OPT_ARCH64, OPT_ARCH32): Define.
22341 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
22344 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22346 * config/arm/arm.c (arm_override_options): Emit error on using
22349 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
22351 PR rtl-optimization/39914
22352 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
22353 registers for allocnos created from user-defined variables only
22354 when not optimizing.
22356 2009-04-28 Richard Guenther <rguenther@suse.de>
22358 PR middle-end/39937
22359 * fold-const.c (fold_binary): Use distribute_real_division only
22362 2009-04-28 Steve Ellcey <sje@cup.hp.com>
22364 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
22365 add hpux-stdint.h to tm_file.
22366 (hppa[12]*-*-hpux11*): Ditto.
22367 (ia64*-*-hpux*): Ditto.
22368 * config/hpux-stdint.h: New.
22369 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
22370 __STDC_EXT__ for all compiles.
22371 * config/pa/pa-hpux.h: Ditto.
22372 * config/pa/pa-hpux10.h: Ditto.
22373 * config/pa/pa-hpux11.h: Ditto.
22375 2009-04-28 Catherine Moore <clm@codesourcery.com>
22377 * debug.h (set_name): Add comment.
22379 2009-04-28 Andrew Pinski <pinskia@gmail.com>
22382 * config/darwin.c (machopic_gen_offset): Check
22383 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
22384 * config/arm/arm.c (require_pic_register): Likewise.
22386 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
22388 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
22389 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
22390 m32c_promote_prototypes): Delete.
22392 2009-04-28 Michael Matz <matz@suse.de>
22394 PR middle-end/39922
22395 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
22398 2009-04-28 Richard Guenther <rguenther@suse.de>
22400 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
22402 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22404 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
22405 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
22406 * config/arm/arm-tune.md: Regenerate.
22408 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
22410 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
22411 block if there are complex incoming edges.
22412 (sel_merge_blocks): Remove useless assert.
22413 (sel_redirect_edge_and_branch): Check that edge was redirected.
22414 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
22415 (sel_find_rgns): Delete declaration.
22416 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
22417 the region when it is not a preheader.
22419 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
22422 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
22424 2009-04-28 Richard Guenther <rguenther@suse.de>
22426 * tree.h (SSA_NAME_VALUE): Remove.
22427 (struct tree_ssa_name): Remove value_handle member.
22428 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
22429 array for jump threading.
22430 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
22432 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
22433 * tree-flow.h (threadedge_initialize_values): Declare.
22434 (threadedge_finalize_values): Likewise.
22435 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
22436 (SSA_NAME_VALUE): Define.
22437 (threadedge_initialize_values): New function.
22438 (threadedge_finalize_values): Likewise.
22439 * tree-ssa-dom.c (ssa_name_values): New global variable.
22440 (SSA_NAME_VALUE): Define.
22441 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
22443 2009-04-28 Ira Rosen <irar@il.ibm.com>
22445 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
22446 Use REPORT_VECTORIZED_LOCATIONS instead
22447 REPORT_VECTORIZED_LOOPS.
22448 * tree-vectorizer.c (vect_verbosity_level): Make static.
22449 (vect_loop_location): Rename to vect_location.
22450 (vect_set_verbosity_level): Update comment.
22451 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
22453 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
22454 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
22455 instead REPORT_UNVECTORIZED_LOOPS.
22456 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
22457 and vect_loop_def to vect_external_def and vect_internal_def.
22458 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
22459 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
22460 REPORT_UNVECTORIZED_LOCATIONS.
22461 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
22462 and vect_used_in_loop and to vect_unused_in_scope and
22463 vect_used_in_scope.
22464 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
22465 (vect_verbosity_level): Remove declaration.
22466 (vect_analyze_operations): Likewise.
22467 (vect_analyze_stmt): Declare.
22468 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
22469 REPORT_UNVECTORIZED_LOCATIONS.
22470 (vect_get_loop_niters): Fix indentation.
22471 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
22472 (vect_analyze_loop_operations): New function.
22473 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
22474 vect_analyze_operations.
22475 (vect_is_simple_reduction): Use new names.
22476 (vectorizable_live_operation, vect_transform_loop): Likewise.
22477 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
22478 to specify whether the data references can be a part of interleaving
22480 (vect_analyze_data_ref_dependence): Use new names.
22481 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
22482 (vect_create_addr_base_for_vector_ref): Remove redundant code.
22483 * tree-vect-patterns.c (widened_name_p): Use new names.
22484 (vect_recog_dot_prod_pattern): Likewise.
22485 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
22486 (process_use, vect_mark_stmts_to_be_vectorized,
22487 vect_model_simple_cost, vect_model_store_cost,
22488 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
22489 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
22490 vectorizable_operation, vectorizable_type_demotion,
22491 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
22492 vectorizable_condition): Likewise.
22493 (vect_analyze_operations): Split into vect_analyze_loop_operations
22495 (vect_analyze_stmt): ... new function.
22496 (new_stmt_vec_info): Use new names.
22497 (vect_is_simple_use): Use new names and fix comment.
22498 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
22499 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
22501 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
22504 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
22505 and integer modes for x87 operands. Do not ICE for unsupported size,
22506 generate error instead. Generate error for unsupported operand types.
22507 ['z']: Do not handle HImode memory operands specially. Warning
22508 for floating-point operands. Fallthru to 'Z' for unsupported operand
22509 types. Do not ICE for unsupported size, generate error instead.
22510 (output_387_binary_op): Use %Z to output operands.
22511 (output_fp_compare): Ditto.
22512 (output_387_reg_move): Ditto.
22514 2009-04-28 Ben Elliston <bje@au.ibm.com>
22519 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22521 * builtins.c (c_strlen): Do not warn here.
22522 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
22523 * c-common.c (pointer_int_sum): Take an explicit location.
22524 Warn about offsets out of bounds.
22525 * c-common.h (pointer_int_sum): Adjust declaration.
22527 2009-04-27 Ian Lance Taylor <iant@google.com>
22529 * collect2.c (is_ctor_dtor): Change type of ret field in struct
22531 * dce.c (run_fast_df_dce): Change type of old_flags to int.
22532 * df-core.c (df_set_flags): Change return type to int. Change
22533 type of old_flags to int.
22534 (df_clear_flags): Likewise.
22535 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
22536 (df_get_conditional_uses): Likewise.
22537 * df.h (df_set_flags, df_clear_flags): Update declarations.
22538 * dwarf2out.c (struct indirect_string_node): Change type of form
22539 field to enum dwarf_form.
22540 (AT_string_form): Change return type to enum dwarf_form.
22541 * fixed-value.c (fixed_compare): Add cast to enum type.
22542 * fwprop.c (update_df): Change 0 to VOIDmode.
22543 * gensupport.c: Change 0 to UNKNOWN.
22544 * gimple.h (gimple_cond_code): Add cast to enum type.
22545 * haifa-sched.c (reemit_notes): Add cast to enum type.
22546 * hooks.c (hook_int_void_no_regs): Remove function.
22547 * hooks.h (hook_int_void_no_regs): Remove declaration.
22548 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
22549 * predict.c (combine_predictions_for_insn): Add casts to enum type.
22550 * real.c (real_arithmetic): Add cast to enum type.
22551 (real_compare): Likewise.
22552 * target.h (struct gcc_target): Change return type of
22553 branch_target_register_class to enum reg_class.
22554 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
22555 default_branch_target_register_class.
22556 * targhooks.c (default_branch_target_register_class): New function.
22557 * targhooks.h (default_branch_target_register_class): Declare.
22558 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
22559 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
22561 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
22563 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
22564 vect_uninitialized_def. Change 0 to ERROR_MARK.
22565 * tree-vect-stmts.c (supportable_widening_operation): Don't
22566 initialize icode1 and icode2.
22567 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
22568 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
22570 (cmn_err_flag_specs): Change 0 to STD_C89.
22571 (cmn_err_char_table): Likewise.
22572 * config/arm/arm.c (get_arm_condition_code): Change type of code
22573 to enum arm_cond_code.
22574 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
22575 (IWMMXT_BUILTIN2): Likewise.
22576 (neon_builtin_type_bits): Don't define typedef.
22577 (neon_builtin_datum): Change type of bits field to int.
22578 (arm_expand_neon_args): Add cast to enum type.
22579 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
22581 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
22582 casts to enum type.
22583 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
22585 * config/mips/mips.md (jal_macro): Return enum constant.
22586 (single_insn): Likewise.
22587 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
22589 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
22590 casts to enum type.
22591 * config/s390/s390.c (s390_tune_flags): Change type to int.
22592 (s390_arch_flags): Likewise.
22593 (s390_handle_arch_option): Change flags field of struct pta to int.
22594 * config/s390/s390.h (s390_tune_flags): Update declaration.
22595 (s390_arch_flags): Likewise.
22596 * config/sh/sh.c (prepare_move_operands): Compare
22597 tls_symbolic_operand result with enum constant.
22598 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
22599 (sh_expand_prologue): Add cast to enum type.
22600 (sh_expand_epilogue): Likewise.
22601 (tls_symbolic_operand): Change return type to enum tls_model.
22602 (fpscr_set_from_mem): Add cast to enum type.
22603 (legitimize_pic_address): Compare tls_symbolic_operand result with
22605 (sh_target_reg_class): Change return type to enum reg_class.
22606 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
22608 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
22609 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
22610 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
22611 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
22612 (delayed_branch, tls_call_delay): Likewise.
22613 (eligible_for_sibcall_delay): Likewise.
22614 (eligible_for_return_delay): Likewise.
22615 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
22616 (spu_expand_builtin_1): Likewise.
22618 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
22619 for all types of conversions.
22620 (output_init_element): Issue -Wc++-compat warning if needed when
22621 initializing a bitfield with enum type.
22622 * c-parser.c (c_parser_expression): Set original_type to
22623 original_type of right hand operand of comma operator.
22625 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22627 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
22629 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
22630 * doc/cpp.texi (Standard Predefined Macros)
22631 (Implementation-defined behavior): Likewise.
22632 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
22633 * doc/gimple.texi (GIMPLE Exception Handling)
22634 (@code{GIMPLE_ASSIGN}): Likewise.
22635 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
22636 * doc/invoke.texi (Warning Options, Optimize Options)
22637 (AVR Options, Darwin Options): Likewise.
22638 (Optimize Options): Reformulate -fwhole-program description.
22639 * doc/loop.texi (Lambda): Likewise.
22640 * doc/md.texi (Output Template, Define Constraints)
22641 (Standard Names, Insn Splitting): Likewise.
22642 * doc/options.texi (Option properties): Likewise.
22643 * doc/passes.texi (Tree-SSA passes): Likewise.
22644 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
22645 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
22646 (File Names and DBX): Likewise.
22647 * doc/trouble.texi (Incompatibilities): Likewise.
22649 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
22651 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
22652 instruction is correct.
22654 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
22656 Allow non-constant arguments to conversion intrinsics.
22657 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
22658 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
22659 * spu.c (print_operand): Handle 'v' and 'w'.
22660 (exp2_immediate_p, spu_gen_exp2): Define.
22661 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
22662 spu_convtf_1): Update parameter descriptions.
22663 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
22664 * constraints.md ('v', 'w'): New.
22665 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
22667 (i2f, I2F): New define_mode_attr.
22668 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
22669 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
22670 fixuns_truncv4sfv4si2): Update to use mode attribute.
22671 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
22672 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
22673 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
22674 patterns for combine.
22676 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
22678 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
22679 (cprop, hoist, pre, store_motion): New debug counters.
22680 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
22681 is not an RTL pass anymore.
22682 (pass_profiling): Remove extern decl for pass removed in 2005.
22683 (pass_gcse, pass_jump_bypass): Remove.
22684 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
22685 to 0 for clean state.
22686 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
22687 * cse.c (gate_handle_cse_after_global_opts,
22688 rest_of_handle_cse_after_global_opts): New functions.
22689 (pass_cse_after_global_opts): New pass, does local CSE.
22690 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
22691 (TV_CPROP): New timevar.
22692 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
22693 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
22694 (gcse_main, recompute_all_luids): Remove.
22695 (compute_hash_table_work): Call max_reg_num instead of reading
22697 (cprop_jump): Don't set run_jump_opt_after_gcse.
22698 (constprop_register): Always allow to alter jumps.
22699 (cprop_insn): Likewise.
22700 (do_local_cprop): Likewise.
22701 (local_cprop_pass): Likewise. Return non-zero if something changed.
22702 (cprop): Remove function, fold interesting bits into one_cprop_pass.
22703 (find_implicit_sets): Add note about missed optimization opportunity.
22704 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
22705 pass_rtl_cprop execute function.
22706 Don't bother tracking the pass number, each pass gets its own dumpfile
22708 Always allow to alter jumpsand bypass jumps.
22709 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
22710 will just find no suitable set.
22711 (pre_edge_insert): Fix dumping, this function is for PRE only.
22712 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
22713 pass_rtl_pre execute function.
22714 (hoist_code): Return non-zero if something changed. Keep track of
22715 substitutions and insertions for statistics gathering similar to PRE.
22716 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
22717 called from the pass_rtl_hoist execute function. Show pass statistics.
22718 (compute_store_table): Use max_reg_num directly instead of using the
22719 formerly global max_gcse_regno.
22720 (build_store_vectors): Likewise.
22721 (replace_store_insn): Fix dumping.
22722 (store_motion): Rename to ...
22723 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
22724 pass, called from the pass_rtl_store_motion execute function. Keep
22725 track of substitutions and insertions for statistics gathering similar
22727 (bypass_jumps): Remove, fold interesting bits into ...
22728 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
22729 from the pass_rtl_cprop execute function.
22730 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
22731 pass_jump_bypass): Remove.
22732 (gate_handle_gcse, rest_of_handle_gcse): Remove.
22733 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
22734 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
22735 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
22736 (gate_rtl_store_motion, execute_rtl_store_motion,
22737 pass_rtl_store_motion): New.
22738 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
22739 make it clear that -fcse-skip-blocks is a no-op for backward compat.
22740 * passes.c (init_optimization_passes): Remove pass_gcse and
22741 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
22742 and cse_after_global_opts in place of pass_gcse. Schedule cprop
22743 instead of pass_jump_bypass.
22745 2009-04-27 Richard Guenther <rguenther@suse.de>
22747 PR middle-end/39928
22748 * gimplify.c (gimplify_expr): If we are required to create
22749 a temporary make sure it ends up as register.
22751 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
22754 * config/i386/i386.c (construct_container): Don't call
22755 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
22756 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
22758 2009-04-27 Michael Matz <matz@suse.de>
22760 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
22761 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
22762 * tree-ssa-live.h (find_replaceable_exprs): Return a bitmap.
22763 (dump_replaceable_exprs): Take a bitmap.
22764 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
22766 (expand_gimple_basic_block): Likewise.
22767 * tree-ssa-ter.c (struct temp_expr_table_d): Make
22768 replaceable_expressions member a bitmap.
22769 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
22770 (mark_replaceable): Likewise.
22771 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
22772 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
22774 2009-04-27 Richard Guenther <rguenther@suse.de>
22776 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
22777 (verify_stmts): Dispatch to gimple/type verification code.
22778 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
22779 issue with call argument types.
22781 2009-04-27 Michael Matz <matz@suse.de>
22783 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
22784 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
22787 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
22788 Eric Botcazou <ebotcazou@adacore.com>
22790 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
22791 a label's basic block.
22792 (mark_target_live_regs): Tidy and rework obsolete comments.
22793 Change back DF problem to LIVE. If a label starts a basic block,
22794 assume that all registers that used to be live then still are.
22795 (init_resource_info): If a label starts a basic block, set its
22796 BLOCK_FOR_INSN accordingly.
22797 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
22799 2009-04-27 Richard Guenther <rguenther@suse.de>
22801 * tree-flow-inline.h (function_ann): Remove.
22802 (get_function_ann): Likewise.
22803 * tree-dfa.c (create_function_ann): Remove.
22804 * tree-flow.h (struct static_var_ann_d): Remove.
22805 (struct function_ann_d): Likewise.
22806 (union tree_ann_d): Remove fdecl member.
22807 (function_ann_t): Remove.
22808 (function_ann, get_function_ann, create_function_ann): Remove
22811 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
22813 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
22815 2009-04-27 Jan Hubicka <jh@suse.cz>
22817 * ipa-pure-const.c (struct funct_state_d): New fields
22818 state_previously_known, looping_previously_known; remove
22819 state_set_in_source.
22820 (analyze_function): Use new fields.
22821 (propagate): Avoid assumption that state_set_in_source imply
22824 * tree-ssa-loop-niter.c (finite_loop_p): New function.
22825 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
22826 * cfgloop.h (finite_loop_p): Declare.
22828 2009-04-26 Michael Matz <matz@suse.de>
22830 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
22832 2009-04-26 Michael Matz <matz@suse.de>
22834 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
22835 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
22836 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
22837 pass_mark_used_blocks): Remove.
22838 * tree-optimize.c (pass_free_datastructures,
22839 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
22840 * passes.c (init_optimization_passes): Don't call
22841 pass_mark_used_blocks, remove dead code.
22843 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
22845 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
22846 * tree-ssa-live.h (register_ssa_partition): Likewise.
22848 2009-04-26 Michael Matz <matz@suse.de>
22851 * builtins.c (fold_builtin_next_arg): Handle SSA names.
22852 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
22853 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
22855 (compare_pairs): Swap cost comparison.
22856 (coalesce_ssa_name): Don't use change_partition_var.
22857 * tree-nrv.c (struct nrv_data): Add modified member.
22858 (finalize_nrv_r): Set it.
22859 (tree_nrv): Use it to update statements.
22860 (pass_nrv): Require PROP_ssa.
22861 * tree-mudflap.c (mf_decl_cache_locals,
22862 mf_build_check_statement_for): Use make_rename_temp.
22863 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
22864 * alias.c (find_base_decl): Handle SSA names.
22865 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
22866 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
22867 * rtl.h (set_reg_attrs_for_parm): Declare.
22868 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
22869 to "optimized", remove unused locals at finish.
22870 (execute_free_datastructures): Make global, call
22871 delete_tree_cfg_annotations.
22872 (execute_free_cfg_annotations): Don't call
22873 delete_tree_cfg_annotations.
22875 * ssaexpand.h: New file.
22876 * expr.c (toplevel): Include ssaexpand.h.
22877 (expand_assignment): Handle SSA names the same as register variables.
22878 (expand_expr_real_1): Expand SSA names.
22879 * cfgexpand.c (toplevel): Include ssaexpand.h.
22880 (SA): New global variable.
22881 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
22882 (SSAVAR): New macro.
22883 (set_rtl): New helper function.
22884 (add_stack_var): Deal with SSA names, use set_rtl.
22885 (expand_one_stack_var_at): Likewise.
22886 (expand_one_stack_var): Deal with SSA names.
22887 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
22888 before unique numbers.
22889 (expand_stack_vars): Use set_rtl.
22890 (expand_one_var): Accept SSA names, add asserts for them, feed them
22891 to above subroutines.
22892 (expand_used_vars): Expand all partitions (without default defs),
22893 then only the local decls (ignoring those expanded already).
22894 (expand_gimple_cond): Remove edges when jumpif() expands an
22895 unconditional jump.
22896 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
22897 or remove abnormal edges. Ignore insns setting the LHS of a TERed
22899 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
22900 members of SA; deal with PARM_DECL partitions here; expand
22901 all PHI nodes, free tree datastructures and SA. Commit instructions
22902 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
22903 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
22904 info and statements at start, collect garbage at finish.
22905 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
22906 (VAR_ANN_PARTITION) Remove.
22907 (change_partition_var): Don't declare.
22908 (partition_to_var): Always return SSA names.
22909 (var_to_partition): Only accept SSA names.
22910 (register_ssa_partition): Only check argument.
22911 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
22913 (delete_var_map): Don't free it.
22914 (var_union): Only accept SSA names, simplify.
22915 (partition_view_init): Mark only useful SSA names as used.
22916 (partition_view_fini): Only deal with SSA names.
22917 (change_partition_var): Remove.
22918 (dump_var_map): Use ssa_name instead of partition_to_var member.
22919 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
22921 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
22922 (struct _elim_graph): New member const_dests; nodes member vector of
22924 (set_location_for_edge): New static helper.
22925 (create_temp): Remove.
22926 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
22927 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
22928 (new_elim_graph): Allocate const_dests member.
22929 (clean_elim_graph): Truncate const_dests member.
22930 (delete_elim_graph): Free const_dests member.
22931 (elim_graph_size): Adapt to new type of nodes member.
22932 (elim_graph_add_node): Likewise.
22933 (eliminate_name): Likewise.
22934 (eliminate_build): Don't take basic block argument, deal only with
22935 partition numbers, not variables.
22936 (get_temp_reg): New static helper.
22937 (elim_create): Use it, deal with RTL temporaries instead of trees.
22938 (eliminate_phi): Adjust all calls to new signature.
22939 (assign_vars, replace_use_variable, replace_def_variable): Remove.
22940 (rewrite_trees): Only do checking.
22941 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
22942 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
22943 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
22944 contains_tree_r, MAX_STMTS_IN_LATCH,
22945 process_single_block_loop_latch, analyze_edges_for_bb,
22946 perform_edge_inserts): Remove.
22947 (expand_phi_nodes): New global function.
22948 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
22949 functions, initialize new parameter, remember partitions having a
22951 (finish_out_of_ssa): New global function.
22952 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
22953 don't reset in_ssa_p here, don't disable TER when mudflap.
22954 (pass_del_ssa): Remove.
22955 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
22957 (execute_free_datastructures): Declare.
22958 * Makefile.in (SSAEXPAND_H): New variable.
22959 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
22960 * basic-block.h (commit_one_edge_insertion): Declare.
22961 * passes.c (init_optimization_passes): Move pass_nrv and
22962 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
22963 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
22964 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
22965 (redirect_branch_edge): Deal with super block when expanding, split
22966 out jump patching itself into ...
22967 (patch_jump_insn): ... here, new static helper.
22969 2009-04-26 Michael Matz <matz@suse.de>
22971 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
22972 beyond num_ssa_names.
22973 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
22974 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
22976 2009-04-26 Jakub Jelinek <jakub@redhat.com>
22978 PR inline-asm/39543
22979 * fwprop.c (forward_propagate_asm): New function.
22980 (forward_propagate_and_simplify): Propagate also into __asm, if it
22981 doesn't increase the number of referenced registers.
22984 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
22986 2009-04-26 Jakub Jelinek <jakub@redhat.com>
22988 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
22989 note_nonlocal_vla_type for nonlocal VLAs.
22990 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
22991 contains_remapped_vars, remap_vla_decls): New functions.
22992 (convert_nonlocal_reference_stmt): If not optimizing, call
22993 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
22994 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
22995 if it wasn't found in var_map.
22996 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
22997 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
22998 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
23000 * gimplify.c (nonlocal_vlas): New variable.
23001 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
23003 (gimplify_body): Create and destroy nonlocal_vlas.
23005 * dwarf2out.c (loc_descr_plus_const): New function.
23006 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
23007 mem_loc_descriptor, loc_descriptor_from_tree_1,
23008 descr_info_loc, gen_variable_die): Use it.
23010 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
23011 !TREE_STATIC VAR_DECLs.
23012 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
23013 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
23014 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
23015 DECL_BY_REFERENCE is valid.
23016 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
23017 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
23018 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
23019 Copy DECL_BY_REFERENCE.
23020 (struct nesting_copy_body_data): New type.
23021 (nesting_copy_decl): New function.
23022 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
23023 if they have variable length.
23025 2009-04-26 Michael Matz <matz@suse.de>
23027 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
23028 mark new temporaries for renaming.
23030 2009-04-26 Joseph Myers <joseph@codesourcery.com>
23033 * c-decl.c (global_bindings_p): Return negative value.
23034 (c_variable_size): New. Based on variable_size from
23036 (grokdeclarator): Call c_variable_size not variable_size.
23038 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
23040 * config/i386/i386.c (print_operand) ['z']: Fix typo.
23042 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
23044 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
23045 Redefine it to just use mingw/include.
23046 (ASM_SPEC): Rules for -m32 and -m64.
23047 (LINK_SPEC): Use Likewise.
23048 (SPEC_32): New define.
23049 (SPEC_64): Likewise.
23050 (SUB_LINK_SPEC): Likewise.
23051 (MULTILIB_DEFAULTS): New define.
23052 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
23053 Add multilib options.
23054 (MULTILIB_DIRNAMES): Likewise.
23055 (MULTILIB_OSDIRNAMES): Likewise.
23056 (LIBGCC): Likewise.
23057 (INSTALL_LIBGCC): Likewise.
23059 2009-04-26 Joseph Myers <joseph@codesourcery.com>
23062 * c-tree.h (enum c_inline_static_type): New.
23063 (record_inline_static): Declare.
23064 * c-decl.c (struct c_inline_static, c_inline_statics,
23065 record_inline_static, check_inline_statics): New.
23066 (pop_file_scope): Call check_inline_statics.
23067 (start_decl): Call record_inline_static instead of pedwarning
23068 directly for static in inline function.
23069 * c-typeck.c (build_external_ref): Call record_inline_static
23070 instead of pedwarning directly for static referenced in inline
23073 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
23075 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
23076 not new but only being rescanned.
23077 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
23078 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
23079 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
23080 record_set_info, compute_set, grealloc): Remove.
23081 (recompute_all_luids): New function.
23082 (gcse_main): Don't compute sets, and don't do related memory
23083 allocations/free-ing. If something changed before the end of the
23084 pass, update LUIDs using recompute_all_luids.
23085 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
23086 (free_gcse_mem): Don't free it either.
23087 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
23088 Use the df insn LUIDs.
23089 (load_killed_in_block): Likewise.
23090 (compute_hash_table_work): Don't compute reg_set_in_block.
23091 (compute_transp): Use DF_REG_DEF_CHAINs.
23092 (local_cprop_pass): Don't use compute_sets and related functions.
23093 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
23094 Use get_max_uid() instead of max_cuid.
23095 (insert_insn_end_basic_block, pre_insert_copy_insn,
23096 update_ld_motion_stores): Don't try to
23097 keep reg_set tables up to date.
23098 (pre_insert_copies): Use df insn LUIDs.
23099 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
23100 (reg_set_info): Don't use extra bitmap argument.
23101 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
23102 information to compute regs_set_in_block.
23103 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
23104 (bypass_jumps): Don't use compute_sets and friends.
23106 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23109 * opts.c (undocumented_msg): Do not leave blank even with
23112 2009-04-25 Joseph Myers <joseph@codesourcery.com>
23114 * c-decl.c (build_enumerator): Allow values folding to integer
23115 constants but not integer constant expressions with a pedwarn if
23118 2009-04-25 Joseph Myers <joseph@codesourcery.com>
23121 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
23122 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
23123 type is an integer constant.
23125 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
23128 * config/i386/i386.c (print_operand) ['z']: Revert handling of
23131 2009-04-25 Joseph Myers <joseph@codesourcery.com>
23134 * c-decl.c (grokdeclarator): Diagnose declarations of functions
23135 with variably modified return type and no storage class
23136 specifiers, except for the case of nested functions. Distinguish
23137 extern declarations of functions with variably modified return
23138 types from those of objects with variably modified types.
23140 2009-04-25 Jan Hubicka <jh@suse.cz>
23142 * tree.c (list_equal_p): New function.
23143 * tree.h (list_equal_p): Declare.
23144 * coretypes.h (edge_def, edge, const_edge, basic_block_def
23145 basic_block_def, basic_block, const_basic_block): New.
23146 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
23147 (redirect_eh_edge): New function.
23148 (make_eh_edge_update_phi): EH edges are not abnormal.
23149 * except.c: Include tree-flow.h.
23150 (list_match): New function.
23151 (eh_region_replaceable_by_p): New function.
23152 (replace_region): New function.
23153 (hash_type_list): New function.
23154 (hash_eh_region): New function.
23155 (eh_regions_equal_p): New function.
23156 (merge_peers): New function.
23157 (remove_unreachable_regions): Verify EH tree when checking;
23159 (copy_eh_region_1): New function.
23160 (copy_eh_region): New function.
23161 (push_reachable_handler): New function.
23162 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
23163 regions without label but with live RESX.
23164 * except.h (redirect_eh_edge_to_label): New.
23165 * tree-flow.h (redirect_eh_edge): New.
23166 * coretypes.h (edge_def, edge, const_edge, basic_block_def
23167 basic_block_def, basic_block, const_basic_block): Remove.
23168 * Makefile.in (except.o): Add dependency on tree-flow.h
23169 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
23170 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
23173 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
23176 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
23177 on the destination of memcpy.
23179 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
23181 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
23182 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
23183 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
23185 2009-04-25 Jan Hubicka <jh@suse.cz>
23187 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
23188 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
23189 to be reached by different label than left.
23190 (update_eh_edges): Update comment; remove edge_to_remove if possible
23191 and return true if suceeded.
23192 (cleanup_empty_eh): Accept sharing map; handle shared regions.
23193 (cleanup_eh): Compute sharing map.
23194 * except.c (remove_eh_handler_and_replace): Add argument if we should
23196 (remove_unreachable_regions): Update for label sharing.
23197 (label_to_region_map): Likewise.
23198 (get_next_region_sharing_label): New function.
23199 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
23201 (remove_eh_handler): Update.
23202 (remove_eh_region_and_replace_by_outer_of): New function.
23203 * except.h (struct eh_region): Add next_region_sharing_label.
23204 (remove_eh_region_and_replace_by_outer_of,
23205 get_next_region_sharing_label): Declare.
23206 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
23208 2009-04-25 Jan Hubicka <jh@suse.cz>
23210 * tree-cfg.c (split_critical_edges): Split also edges where we can't
23211 insert code even if they are not critical.
23213 2009-04-25 Jan Hubicka <jh@suse.cz>
23215 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
23216 (gimple_can_remove_branch_p): EH edges won't remove branch by
23218 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
23219 updating of non-abnormal EH edges.
23220 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
23221 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
23222 (split_critical_edges): Split also edges where emitting code on them
23223 will lead to splitting later.
23225 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
23226 H.J. Lu <hongjiu.lu@intel.com>
23229 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
23230 the configured assembler supports fildq and fistpq mnemonics.
23231 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
23232 * configure: Regenerated.
23233 * config.in: Ditto.
23235 * config/i386/i386.c (print_operand): Handle 'Z'.
23236 ['z']: Remove handling of special fild/fist suffixes.
23237 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
23238 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
23239 suffix of fild insn.
23240 (*floatsi<mode>2_vector_mixed): Ditto.
23241 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
23242 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
23243 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
23244 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
23245 * config/i386/gas.h (GAS_MNEMONICS): Remove.
23247 2009-04-25 Ben Elliston <bje@au.ibm.com>
23249 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
23250 the source of a set operation.
23252 2009-04-25 Anatoly Sokolov <aesok@post.ru>
23254 * target.h (struct gcc_target): Add case_values_threshold field.
23255 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
23256 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
23257 * targhooks.c (default_case_values_threshold): New function.
23258 * targhooks.h (default_case_values_threshold): Declare function.
23259 * stmt.c (expand_case): Use case_values_threshold target hook.
23260 * expr.h (case_values_threshold): Remove declartation.
23261 * expr.c (case_values_threshold): Remove function.
23262 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
23264 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
23265 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
23266 (avr_case_values_threshold): Declare as static.
23267 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
23269 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
23270 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
23271 (mn10300_case_values_threshold): New function.
23273 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
23275 * ira.c (setup_cover_and_important_classes): Add enum cast.
23277 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
23279 * genpreds.c (write_enum_constraint_num): Output definition of
23280 CONSTRAINT_NUM_DEFINED_P macro.
23281 * ira.c (setup_cover_and_important_classes): Use
23282 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
23284 2009-04-24 DJ Delorie <dj@redhat.com>
23286 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
23287 __SH2A_SINGLE_ONLY__ also.
23289 2009-04-24 Steve Ellcey <sje@cup.hp.com>
23291 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
23292 (movdf_internal): Ditto.
23293 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
23294 SFmode and DFmode constants.
23295 (ia64_print_operand): Add 'G' format for printing
23296 floating point constants.
23298 2009-04-24 Richard Guenther <rguenther@suse.de>
23300 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
23301 from unsigned additions.
23303 2009-04-24 Joseph Myers <joseph@codesourcery.com>
23305 * c-typeck.c (set_init_index): Allow array designators that are
23306 not integer constant expressions with a pedwarn if pedantic.
23308 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
23310 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
23311 zero if no overlap in nonzero bits between the operands.
23313 2009-04-24 Ian Lance Taylor <iant@google.com>
23315 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
23316 (record_dead_and_set_regs): Likewise.
23317 * df.h (struct df_mw_hardreg): Change flags field to int.
23318 (struct df_base_ref): Likewise.
23319 (struct df): Change changeable_flags field to int.
23320 * df-scan.c (df_defs_record): Change clobber_flags to int.
23321 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
23322 constants rather than #define macros.
23323 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
23324 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
23325 (enum dwarf_calling_convention): Likewise.
23326 (enum dwarf_line_number_x_ops): Likewise.
23327 (enum dwarf_call_frame_info): Likewise.
23328 (enum dwarf_source_language): Likewise.
23329 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
23330 (add_calling_convention_attribute): Likewise.
23331 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
23332 (combine_comparisons): Change compcode to int. Add cast to enum type.
23333 * genrecog.c (maybe_both_true_2): Change c to int.
23334 (write_switch): Likewise. Add cast to enum type.
23335 * gimplify.c (gimplify_omp_for): Handle return values from
23336 gimplify_expr using MIN rather than bitwise or.
23337 (gimplify_expr): Add cast to enum type.
23338 * ipa-prop.c (update_jump_functions_after_inlining): Change
23339 IPA_BOTTOM to IPA_JF_UNKNOWN.
23340 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
23341 Add casts to enum type.
23342 (setup_cover_and_important_classes): Change cl to int. Add casts
23344 (setup_class_translate): Change cl and mode to int.
23345 (ira_init_once): Change mode to int.
23346 (free_register_move_costs): Likewise.
23347 (setup_prohibited_mode_move_regs): Add casts to enum type.
23348 * langhooks.c (add_builtin_function_common): Rework assertion that
23349 value fits bitfield.
23350 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
23351 * omega.c (omega_do_elimination): Avoid math on enum types.
23352 * optabs.c (expand_vec_shift_expr): Remove casts to int.
23353 * opts.c (set_debug_level): Change 2 to enum constant. Use new
23354 int local to handle integral_argment value.
23355 * regmove.c (try_auto_increment): Change PUT_MODE to
23357 * reload.c (push_secondary_reload): Add casts to enum type.
23358 (secondary_reload_class, find_valid_class): Likewise.
23359 * reload1.c (emit_input_reload_insns): Likewise.
23360 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
23361 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
23362 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
23364 * tree.c (build_common_builtin_nodes): Add casts to enum type.
23365 * tree-complex.c (complex_lattice_t): Typedef to int rather than
23367 (expand_complex_libcall): Add casts to enum type.
23368 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
23369 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
23370 with ERROR_MARK, not NUM_TREE_CODES.
23371 (vect_create_epilog_for_reduction): Likewise.
23372 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
23373 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
23374 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
23376 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
23377 vect_unused_in_loop. Change 0 to loop_vect.
23378 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
23379 * var-tracking.c (get_init_value): Change return type to enum
23381 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
23382 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
23384 (arm_override_options): Add casts to enum type.
23385 (arm_emit_tls_decoration): Likewise.
23386 * config/i386/i386.c (ix86_function_specific_restore): Add casts
23388 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
23389 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
23390 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
23392 * config/s390/s390.c (code_for_builtin_64): Change to array of
23394 (code_for_builtin_31): Likewise.
23395 (s390_expand_builtin): Change code_for_builtin to enum insn_code
23397 * config/sparc/sparc.c (sparc_override_options): Change value
23398 field in struct code_model to enum cmodel. In initializer change
23399 0 to NULL and add cast to enum type.
23401 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
23402 Change all callers. Issue a -Wc++-compat warning using
23403 lhs_origtype if necessary.
23404 (convert_for_assignment): Issue -Wc++-compat warnings about
23405 invalid conversions to enum type on assignment.
23406 * c-common.h (build_modify_expr): Update declaration.
23408 2009-04-24 Nick Clifton <nickc@redhat.com>
23410 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
23411 (function_arg_advance): Likewise.
23412 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
23415 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
23417 * config/s390/constraints.md ('I', 'J'): Fix condition.
23419 2009-04-24 Diego Novillo <dnovillo@google.com>
23421 * gengtype-parse.c (parse_error): Add newline after message.
23423 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
23425 * config/i386/sse.md (avxmodesuffixs): Removed.
23426 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
23427 (*avx_pinsr<ssevecsize>): This.
23429 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
23431 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
23432 follow chains of regs with a single definition, and allow expressions
23433 that are function_invariant_p.
23434 (simple_rhs_p): Allow expressions that are function_invariant_p.
23436 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
23438 PR middle-end/39867
23439 * fold-const.c (fold_cond_expr_with_comparison): When folding
23440 > and >= to MAX, make sure the MAX uses the same type as the
23441 comparison's operands.
23443 2009-04-24 Nick Clifton <nickc@redhat.com>
23445 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
23446 addressing for DImode accesses.
23447 (frv_print_operand_address): Handle PLUS case.
23448 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
23450 2009-04-24 Jakub Jelinek <jakub@redhat.com>
23452 PR rtl-optimization/39794
23453 * alias.c (canon_true_dependence): Add x_addr argument.
23454 * rtl.h (canon_true_dependence): Adjust prototype.
23455 * cse.c (check_dependence): Adjust canon_true_dependence callers.
23456 * cselib.c (cselib_invalidate_mem): Likewise.
23457 * gcse.c (compute_transp): Likewise.
23458 * dse.c (scan_reads_nospill): Likewise.
23459 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
23460 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
23461 canon_base_addr of the group, plus optional offset.
23462 (struct group_info): Rename canon_base_mem to
23464 (get_group_info): Set canon_base_addr to canon_rtx of base, not
23465 canon_rtx of base_mem.
23467 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
23469 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
23470 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
23472 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23474 * config/spu/spu-builtins.h: Delete file.
23476 * config/spu/spu.h (enum spu_builtin_type): Move here from
23478 (struct spu_builtin_description): Likewise. Add GTY marker.
23479 Do not use enum spu_function_code or enum insn_code.
23480 (spu_builtins): Add extern declaration.
23482 * config/spu/spu.c: Do not include "spu-builtins.h".
23483 (enum spu_function_code, enum spu_builtin_type_index,
23484 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
23485 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
23486 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
23487 unsigned_V2DI_type_node): Move here from spu-builtins.h.
23488 (spu_builtin_types): Make static. Add GTY marker.
23489 (spu_builtins): Add extern declaration with GTY marker.
23490 Include "gt-spu.h".
23492 * config/spu/spu-c.c: Do not include "spu-builtins.h".
23493 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
23494 Check programmatically whether all parameters are scalar.
23496 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
23498 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
23500 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
23501 assignment from the constructor either if the target is volatile.
23503 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
23505 * config/arm/arm.md (insv): Do not share operands[0].
23507 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
23509 * config/vxlib-tls.c (active_tls_threads): Delete.
23510 (delete_hook_installed): New.
23511 (tls_delete_hook): Don't delete the delete hook.
23512 (tls_destructor): Delete it here.
23513 (__gthread_set_specific): Adjust installing the delete hook.
23514 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
23515 __gthread_leave_tsd_dtor_context.
23517 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
23519 * c-format.c (gcc_tdiag_char_table): Add support for %E.
23521 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
23523 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
23525 (alpha_rtx_costs): Ditto.
23526 (emit_unlikely_jump): Use add_reg_note.
23527 (emit_frame_store_1): Ditto.
23528 (alpha_expand_prologue): Ditto.
23529 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
23530 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
23532 2009-04-23 Nick Clifton <nickc@redhat.com>
23534 * config/v850/v850.md (epilogue): Remove suppressed code.
23535 (return): Rename to return_simple and remove test of frame size.
23536 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
23537 to gen_return_simple.
23539 2009-04-22 Jing Yu <jingyu@google.com>
23542 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
23544 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
23547 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
23548 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
23549 value is a VECTOR_CST, the element type is the element type of the
23552 2009-04-22 DJ Delorie <dj@redhat.com>
23554 * config/m32c/m32c.h: Update GTY annotations to new syntax.
23556 2009-04-22 Jakub Jelinek <jakub@redhat.com>
23558 * alias.c (find_base_term): Move around LO_SUM case, so that
23559 CONST falls through into PLUS/MINUS handling.
23562 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
23563 into 0, use omit_one_operand.
23565 2009-04-23 Ben Elliston <bje@au.ibm.com>
23567 * config/rs6000/linux-unwind.h (get_regs): Remove type
23568 puns. Change the type of `pc' to an array of unsigned ints and
23569 update all users. Constify frame24.
23571 2009-04-22 DJ Delorie <dj@redhat.com>
23573 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
23574 declarations before code.
23575 (current_function_special_page_vector): Likewise.
23576 (m32c_expand_insv): Silence a warning.
23578 2009-04-21 Taras Glek <tglek@mozilla.com>
23580 * alias.c: Update GTY annotations to new syntax.
23581 * basic-block.h: Likewise.
23582 * bitmap.h: Likewise.
23583 * c-common.h: Likewise.
23584 * c-decl.c: Likewise.
23585 * c-parser.c: Likewise.
23586 * c-pragma.c: Likewise.
23587 * c-tree.h: Likewise.
23588 * cfgloop.h: Likewise.
23589 * cgraph.h: Likewise.
23590 * config/alpha/alpha.c: Likewise.
23591 * config/arm/arm.h: Likewise.
23592 * config/avr/avr.h: Likewise.
23593 * config/bfin/bfin.c: Likewise.
23594 * config/cris/cris.c: Likewise.
23595 * config/darwin.c: Likewise.
23596 * config/frv/frv.c: Likewise.
23597 * config/i386/i386.c: Likewise.
23598 * config/i386/i386.h: Likewise.
23599 * config/i386/winnt.c: Likewise.
23600 * config/ia64/ia64.h: Likewise.
23601 * config/iq2000/iq2000.c: Likewise.
23602 * config/mips/mips.c: Likewise.
23603 * config/mmix/mmix.h: Likewise.
23604 * config/pa/pa.c: Likewise.
23605 * config/pa/pa.h: Likewise.
23606 * config/rs6000/rs6000.c: Likewise.
23607 * config/s390/s390.c: Likewise.
23608 * config/sparc/sparc.c: Likewise.
23609 * config/xtensa/xtensa.c: Likewise.
23610 * cselib.h: Likewise.
23611 * dbxout.c: Likewise.
23612 * dwarf2out.c: Likewise.
23613 * except.c: Likewise.
23614 * except.h: Likewise.
23615 * fixed-value.h: Likewise.
23616 * function.c: Likewise.
23617 * function.h: Likewise.
23618 * gimple.h: Likewise.
23619 * integrate.c: Likewise.
23620 * optabs.c: Likewise.
23621 * output.h: Likewise.
23622 * real.h: Likewise.
23624 * stringpool.c: Likewise.
23625 * tree-data-ref.c: Likewise.
23626 * tree-flow.h: Likewise.
23627 * tree-scalar-evolution.c: Likewise.
23628 * tree-ssa-address.c: Likewise.
23629 * tree-ssa-alias.h: Likewise.
23630 * tree-ssa-operands.h: Likewise.
23631 * tree.c: Likewise.
23632 * tree.h: Likewise.
23633 * varasm.c: Likewise.
23634 * varray.h: Likewise.
23636 * coretypes.h: Do not define GTY macro if it is already defined.
23637 * doc/gty.texi: Update GTY documentation to new syntax.
23638 * gengtype-lex.l: Enforce attribute-like syntax for GTY
23639 annotations on structs.
23640 * gengtype-parse.c: Likewise.
23642 2009-04-22 Mark Heffernan <meheff@google.com>
23644 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
23646 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
23648 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
23651 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
23653 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
23654 the same as a PLUS without a shift. Increase the cost of a
23657 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23659 * Makefile.in: Update dependencies.
23660 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
23661 * errors.h: Remove bogus comment about compatibility.
23662 (warning): Update declaration.
23663 * genautomata.c: Update all calls to warning.
23664 * gimple.c: Do not include errors.h. Include toplev.h.
23665 * tree-ssa-structalias.c: Do not include errors.h.
23666 * omega.c: Likewise.
23667 * tree-ssa-reassoc.c: Likewise.
23668 * config/spu/spu-c.c: Likewise.
23669 * config/spu/t-spu-elf: Update dependencies.
23671 2009-04-22 Richard Guenther <rguenther@suse.de>
23673 PR tree-optimization/39824
23674 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
23675 make sure the types are compatible.
23677 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23680 * c-common.c (c_parse_error): Take a token_flags parameter.
23681 Use token_type for the token type instead.
23682 Pass token_flags to cpp_type2name.
23683 * c-common.h (c_parse_error): Update declaration.
23684 * c-parser.c (c_parser_error): Pass 0 as token flags.
23686 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
23688 PR rtl-optimization/39580
23689 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
23691 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23693 * function.c (expand_function_end): Do not emit a jump to the "naked"
23694 return label for fall-through returns.
23695 * except.c (sjlj_emit_function_exit): Always place the call to the
23696 unregister function at the location installed by expand_function_end.
23698 2009-04-22 Richard Guenther <rguenther@suse.de>
23700 PR tree-optimization/39845
23701 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
23702 (gen_inbound_check): Likewise.
23704 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
23706 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
23708 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
23709 * config/vxlib.c (__gthread_once): Add race guard for PPC.
23711 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
23713 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
23714 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
23715 shift counts to avoid out-of-bounds array accesses.
23717 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
23719 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
23720 (Pmode): Move above.
23722 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
23724 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
23725 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
23726 GET_CODE macro. Use IN_RANGE macro where appropriate.
23727 * config/alpha/alpha.h: Ditto.
23728 * config/alpha/alpha.md: Ditto.
23729 * config/alpha/constraints.md: Ditto.
23730 * config/alpha/predicates.md: Ditto.
23732 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
23734 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
23735 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23736 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23737 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23738 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23739 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23740 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23741 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23742 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23743 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23744 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23745 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23746 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23747 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23748 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23749 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23750 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23751 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23752 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23753 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23754 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23755 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23756 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23757 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23758 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23759 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23760 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23762 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
23764 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
23765 references from comments.
23766 * cfgbuild.c (count_basic_blocks): Delete.
23767 (find_basic_blocks_1): Delete.
23768 (find_basic_blocks): Delete.
23769 * except.c (finish_eh_generation): Make static. Move comment from
23770 except.h here. Remove find_basic_blocks references from comments.
23771 * except.h (finish_eh_generation): Delete.
23772 * basic-block.h (find_basic_blocks): Delete.
23773 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
23775 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
23777 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
23778 (sdbout_parms): Likewise.
23780 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
23782 * config/sh/sh.c (prepare_cbranch_operands): Use
23783 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
23784 (expand_cbranchdi4): Likewise.
23785 (from_compare): Add cast to enum type.
23786 (expand_cbranchsi4): Use add_reg_note.
23787 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
23788 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
23789 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
23790 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
23791 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
23792 instead of CODE_FOR_nothing.
23793 (cbranchdi4): Likewise. Fix the order of arguments for
23795 (push_fpscr): Use add_reg_note.
23796 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
23797 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
23799 2009-04-21 Joseph Myers <joseph@codesourcery.com>
23801 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
23802 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
23803 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
23804 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
23805 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
23806 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
23807 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
23808 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
23809 config/alpha/x-vms, config/arc/t-arc,
23810 config/arm/README-interworking, config/arm/arm-c.c,
23811 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
23812 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
23813 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
23814 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
23815 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
23816 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
23817 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
23818 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
23819 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
23820 config/cris/t-elfmulti, config/crx/t-crx,
23821 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
23822 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
23823 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
23824 config/h8300/t-h8300, config/i386/athlon.md,
23825 config/i386/darwin-libgcc.10.4.ver,
23826 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
23827 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
23828 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
23829 config/i386/t-linux64, config/i386/t-nwld,
23830 config/i386/t-rtems-i386, config/i386/t-sol2-10,
23831 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
23832 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
23833 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
23834 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
23835 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
23836 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
23837 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
23838 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
23839 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
23840 config/m68k/t-uclinux, config/mcore/t-mcore,
23841 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
23842 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
23843 config/mips/crtn.asm, config/mips/irix-crti.asm,
23844 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
23845 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
23846 config/mips/mips-fixed.md, config/mips/sb1.md,
23847 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
23848 config/mips/t-iris6, config/mips/t-isa3264,
23849 config/mips/t-libgcc-mips16, config/mips/t-linux64,
23850 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
23851 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
23852 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
23853 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
23854 config/mn10300/t-linux, config/mn10300/t-mn10300,
23855 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
23856 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
23857 config/picochip/libgccExtras/clzsi2.asm,
23858 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
23859 config/rs6000/darwin-libgcc.10.4.ver,
23860 config/rs6000/darwin-libgcc.10.5.ver,
23861 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
23862 config/rs6000/t-aix43, config/rs6000/t-aix52,
23863 config/rs6000/t-darwin, config/rs6000/t-fprules,
23864 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
23865 config/rs6000/t-lynx, config/rs6000/t-netbsd,
23866 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
23867 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
23868 config/rs6000/t-rtems, config/rs6000/t-spe,
23869 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
23870 config/score/t-score-elf, config/sh/divcost-analysis,
23871 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
23872 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
23873 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
23874 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
23875 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
23876 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
23877 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
23878 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
23879 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
23880 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
23881 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
23882 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
23883 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
23884 limitx.h, version.c, xcoff.h: Add copyright and license notices.
23885 * config/h8300/genmova.sh: Include copyright and license notices
23886 in generated output.
23887 * config/h8300/mova.md: Regenerate.
23888 * doc/install.texi2html: Include word "Copyright" in copyright
23889 notice and use name "Free Software Foundation, Inc.".
23890 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
23891 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
23892 ChangeLog-2007, ChangeLog-2008: Correct dates.
23894 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
23896 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
23897 NE_EXPR operations as well.
23898 * c-parser.c (c_parser_condition): Do not set location information on
23900 (c_parser_conditional_expression): Likewise.
23901 (c_parser_binary_expression): Set location information on operators.
23902 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
23903 TRUTH_NOT_EXPR has been folded.
23904 * fold-const.c (fold_truth_not_expr): Copy location information from
23905 the incoming expression to the outgoing one.
23906 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
23907 recursive calls on the LHS of the operator but pass that of the
23908 operator to recursive calls on the RHS of the operator. Set it
23910 (shortcut_cond_expr): Set the locus of the operator on the second
23911 COND_EXPR and that of the expression on the first in degenerate cases.
23912 Pass the locus of the expression to calls to shortcut_cond_r.
23913 Set the locus of the 'then' block on the associated jump, if any.
23914 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
23915 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
23916 expression to call to gimplify_boolean_expr.
23918 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
23920 * config.gcc: Add additional configuration for
23921 i686-w64-mingw* and x86_64-w64-mingw* triplet.
23922 * config/i386/mingw-w64.h: New mingw-w64 specific header.
23923 (CPP_SPEC): Redefine for allowing -municode option.
23924 (STARTFILE_SPEC): Likewise.
23925 * config/i386/t-mingw-w64: New.
23926 * config/i386/mingw-w64.opt: New.
23927 (municode): Add new target option.
23928 * doc/invoke.texi (municode): Add documentation for new option.
23930 2009-04-21 Ian Lance Taylor <iant@google.com>
23932 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
23933 Correct test for number of arguments.
23934 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
23936 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
23938 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
23939 argument of emit_library_call.
23941 2009-04-21 Richard Guenther <rguenther@suse.de>
23943 PR middle-end/39829
23944 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
23945 inside VIEW_CONVERT_EXPRs.
23947 2009-04-21 Martin Jambor <mjambor@suse.cz>
23949 * tree-switch-conversion.c (build_constructors): Split a long line.
23950 (constructor_contains_same_values_p): New function.
23951 (build_one_array): Create assigns of constants if possible, do not
23952 call mark_sym_for_renaming, call update_stmt.
23953 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
23954 make_rename_temp. Do not call mark_symbols_for_renaming, call
23956 (gen_def_assigns): Do not call mark_symbols_for_renaming or
23957 find_new_referenced_vars, call update_stmt.
23958 (gen_inbound_check): Use create_tmp_var and create ssa names manually
23959 instead of calling make_rename_temp. Do not call
23960 find_new_referenced_vars or mark_symbols_for_renaming, call
23963 2009-04-21 Richard Guenther <rguenther@suse.de>
23965 PR tree-optimization/39827
23966 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
23967 (tree_ssa_phiprop): Pass the correct array size.
23969 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
23971 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
23973 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
23976 * c-typeck.c (lvalue_p): Move declaration ...
23977 * c-common.h (lvalue_p): ... to here.
23978 * c-common.c (candidate_equal_p): New.
23979 (add_tlist): Use it.
23980 (merge_tlist): Use it.
23981 (warn_for_collisions_1): Likewise.
23982 (warning_candidate_p): Accept more candidates.
23983 (verify_tree): A warning candidate can be an expression. Use
23986 2009-04-21 Ben Elliston <bje@au.ibm.com>
23989 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
23990 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
23991 options. Remove -mcall-solaris documentation.
23993 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23996 * doc/invoke.texi (-Wlong-long): Update description.
23997 * c-lex (interpret_integer): Only warn if there was no previous
23998 overflow and -Wlong-long is enabled.
23999 * c-decl.c (declspecs_add_type): Drop redundant flags.
24000 * c.opt (Wlong-long): Init to -1.
24001 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
24002 and front-end warn_long_long. Wlong-long only depends on other
24003 flags if it is uninitialized.
24004 * c-parser.c (disable_extension_diagnostics): warn_long_long is
24005 the same for CPP and FE.
24006 (restore_extension_diagnostics): Likewise.
24008 2009-04-20 Ian Lance Taylor <iant@google.com>
24010 Fix enum conversions which are invalid in C++:
24011 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
24012 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
24013 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
24014 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
24015 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
24016 (dbxout_parms): Likewise.
24017 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
24018 (df_clear_flags): Likewise.
24019 * df-problems.c (df_rd_bb_local_compute_process_def): Change
24020 top_flag parameter to int.
24021 (df_chain_create_bb_process_use): Likewise.
24022 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
24024 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
24025 (df_ref_create_structure, df_def_record_1): Likewise.
24026 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
24027 (df_notes_rescan): Change 0 to VOIDmode in function call.
24028 (df_get_call_refs, df_insn_refs_collect): Likewise.
24029 (df_bb_regs_collect): Likewise.
24030 (df_entry_block_defs_collect): Likewise.
24031 (df_exit_block_uses_collect): Likewise.
24032 * df.h: Update declarations.
24033 * double-int.c (double_int_divmod): Add cast to enum type.
24034 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
24035 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
24036 (based_loc_descr): Likewise.
24037 (loc_descriptor_from_tree_1): Change first_op and second_op to
24038 enum dwarf_location_atom. Add cast to enum type.
24039 * expmed.c (init_expmed): Change 0 to SET in function call.
24040 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
24041 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
24042 (do_store_flag): Likewise.
24043 * fixed-value.h (struct fixed_value): Change mode to enum
24045 * function.c (assign_parms): Change 0 to VOIDmode in function call.
24046 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
24048 (insert_insn_decl, insert_decl, insert_state): Likewise.
24049 (automata_list_finish): Likewise.
24050 * genrecog.c (process_define_predicate): Add cast to enum type.
24051 * gensupport.c (init_predicate_table): Add cast to enum type.
24052 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
24054 (gimple_build_call_1, gimple_build_label): Likewise.
24055 (gimple_build_goto, gimple_build_asm_1): Likewise.
24056 (gimple_build_switch_1, gimple_build_cdt): Likewise.
24057 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
24058 (enum fallback): Rename from enum fallback_t.
24059 (fallback_t): Typedef as int.
24060 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
24061 GSI_SAME_STMT in function call.
24062 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
24064 (setup_reg_class_relations): Likewise.
24065 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
24066 (setup_prohibited_class_mode_regs): Add cast to enum type.
24067 (setup_prohibited_mode_move_regs): Likewise.
24068 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
24069 (record_address_regs): Change i to enum reg_class.
24070 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
24071 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
24072 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
24073 (GET_MODE_2XWIDER_MODE): Likewise.
24074 (GET_CLASS_NARROWEST_MODE): Likewise.
24075 * omp-low.c (expand_omp_for): Add cast to enum type.
24076 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
24077 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
24078 * postreload.c (reload_cse_simplify_operands): Change rclass local
24080 * predict.c (combine_predictions_for_insn): Change best_predictor
24081 and predictor to enum br_predictor.
24082 (combine_predictions_for_bb): Likewise.
24083 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
24084 use SET_PREDICT_EXPR_OUTCOME.
24085 * real.c (real_arithmetic): Change icode to code in function call.
24086 * reginfo.c (init_move_cost): Add casts to enum type.
24087 (init_reg_sets_1, init_fake_stack_mems): Likewise.
24088 * regmove.c (regclass_compatible_p): Change class0 and class1 to
24090 * reload.c (find_valid_class): Add casts to enum type.
24091 (push_reload): Change 0 to NO_REGS in function call.
24092 (find_reloads): Change this_alternative to array of enum
24093 reg_class. Remove some now-unnecessary casts.
24094 (make_memloc): Change 0 to VOIDmode in function call.
24095 * reload1.c (reload): Change 0 to VOIDmode in function call.
24096 (eliminate_regs_1, elimination_effects): Likewise.
24097 (eliminate_regs_in_insn): Likewise.
24098 (emit_input_reload_insns): Add cast to enum type.
24099 (delete_output_reload): Change 0 to VOIDmode in function call.
24100 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
24101 to enum type in function call.
24102 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
24103 (SET_PREDICT_EXPR_OUTCOME): Define.
24104 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
24105 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
24106 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
24107 (dump_function): Likewise.
24108 * tree-dump.h: Update declarations.
24109 * tree-pass.h: Update declarations.
24110 * varasm.c (assemble_integer): Change mclass to enum mode_class.
24111 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
24113 (arm_rtx_costs_1): Correct parenthesization.
24114 (arm_rtx_costs): Add casts to enum type.
24115 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
24116 (vfp_emit_fstmd): Use add_rg_note.
24117 (emit_multi_reg_push, emit_sfm): Likewise.
24118 (thumb_set_frame_pointer): Likewise.
24119 (arm_expand_prologue): Likewise.
24120 (arm_regno_class): Change return type to enum reg_class.
24121 (thumb1_expand_prologue): Use add_reg_note.
24122 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
24123 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
24125 * config/arm/gentune.sh: Add cast to enum type.
24126 * config/arm/arm-tune.md: Rebuild.
24127 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
24128 (ix86_split_fp_branch, predict_jump): Likewise.
24129 (ix86_expand_multi_arg_builtin): Change sub_code from enum
24130 insn_code to enum rtx_code.
24131 (ix86_builtin_vectorized_function): Add cast to enum type.
24132 * config/i386/i386.md (truncdfsf2): Change slot to enum
24134 (truncxf<mode>2, isinf<mode>2): Likewise.
24135 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
24137 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
24138 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
24139 (insert_bundle_state): Change 1 to INSERT in function call.
24140 (ia64_add_bundle_selector_before): Likewise.
24141 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
24142 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
24143 (restore_stack_nonlocal): Likewise.
24144 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
24146 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
24148 (mips_rtx_costs): Likewise.
24149 (mips_override_options): Add casts to enum type.
24150 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
24152 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
24153 (store_reg, set_reg_plus_d): Likewise.
24154 (hppa_expand_prologue, hppa_profile_hook): Likewise.
24155 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
24157 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
24159 (emit_unlikely_jump): Use add_reg_note.
24160 (rs6000_emit_allocate_stack): Likewise.
24161 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
24162 (output_toc): Change 1 to INSERT in function call.
24163 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
24164 (rs6000_initialize_trampoline): Likewise.
24165 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
24167 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
24168 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
24169 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
24170 (save_gprs): Use add_reg_note.
24171 (s390_emit_prologue): Likewise.
24172 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
24173 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
24174 (sparc_fold_builtin): Add cast to enum type.
24175 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
24177 (spu_expand_prologue): Use add_reg_note.
24178 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
24180 2009-04-20 Ian Lance Taylor <iant@google.com>
24182 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
24183 (c_parser_postfix_expression_after_primary): Get VEC for list of
24184 arguments. Get original types of arguments. Call
24185 build_function_call_vec.
24186 (cached_expr_list_1, cached_expr_list_2): New static variables.
24187 (c_parser_expr_list): Change return type to VEC *. Add
24188 p_orig_types parameter. Change all callers.
24189 (c_parser_release_expr): New static function.
24190 (c_parser_vec_to_tree_list): New static function.
24191 * c-typeck.c (build_function_call): Rewrite to build a VEC and
24192 call build_function_call_vec.
24193 (build_function_call_vec): New function, based on old
24194 build_function_call.
24195 (convert_arguments): Remove nargs and argarray parameters. Change
24196 values to a VEC. Add origtypes parameter.
24197 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
24198 (convert_for_assignment): Add origtype parameter. Change all
24199 callers. If warn_cxx_compat, check for conversion to an enum
24200 type when calling a function.
24201 (store_init_value): Add origtype parameter. Change all callers.
24202 (digest_init): Likewise.
24203 (struct init_node): Add origtype field.
24204 (add_pending_init): Add origtype parameter. Change all callers.
24205 (output_init_element): Likewise.
24206 (output_pending_init_elements): Pass origtype from init_node to
24207 output_init_element.
24208 (process_init_element): Pass origtype from c_expr to
24209 output_init_element.
24210 (c_finish_return): Add origtype parameter. Change all callers.
24211 * c-common.c (sync_resolve_size): Change params to VEC *. Change
24213 (sync_resolve_params): Likewise.
24214 (sync_resolve_return): Change params to first_param. Change caller.
24215 (resolve_overloaded_builtins): Change params to VEC *. Change
24216 callers. Save first parameter around call to build_function_call_vec.
24217 * c-decl.c (finish_decl): Add origtype parameter. Change all
24218 callers. Call build_function_call_vec rather than
24219 build_function_call for cleanup.
24220 * c-tree.h: Update declarations.
24221 * c-common.h: Update declarations.
24222 * stub-objc.c (objc_rewrite_function_call): Change parameter from
24223 params to first_param.
24224 * target.h (struct gcc_target): Change resolve_overloaded_builtin
24225 params parameter from tree to void *.
24226 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
24227 Change arglist parameter to have type void *, and to be a pointer
24229 * config/rs6000/rs6000-protos.h
24230 (altivec_resolve_overloaded_builtin): Update declaration.
24231 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
24232 fnargs parameter to have type void *, and to be a pointer to a
24233 VEC. Call build_function_call_vec instead of
24234 build_function_call.
24235 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
24237 2009-04-20 Joey Ye <joey.ye@intel.com>
24238 Xuepeng Guo <xuepeng.guo@intel.com>
24239 H.J. Lu <hongjiu.lu@intel.com>
24241 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
24243 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
24244 (IX86_LEA_PRIORITY): Likewise.
24245 (distance_non_agu_define): New function.
24246 (distance_agu_use): Likewise.
24247 (ix86_lea_for_add_ok): Likewise.
24248 (ix86_dep_by_shift_count): Likewise.
24250 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
24251 should split for LEA.
24253 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
24255 (ix86_dep_by_shift_count): Likewise.
24257 2009-04-20 Richard Guenther <rguenther@suse.de>
24259 * expr.c (handled_component_p): Move ...
24260 * tree.h (handled_component_p): ... here.
24261 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
24262 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
24263 and REALPART_EXPR to be in one group.
24265 2009-04-20 Richard Guenther <rguenther@suse.de>
24267 * basic-block.h (get_all_dominated_blocks): Declare.
24268 * dominance.c (get_all_dominated_blocks): New function.
24269 * tree-cfg.c (get_all_dominated_blocks): Remove.
24270 (remove_edge_and_dominated_blocks): Adjust.
24271 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
24272 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
24273 instead of recursing.
24275 2009-04-20 Doug Kwan <dougkwan@google.com>
24277 * cgraph.h (cgraph_node_ptr): New type for vector functions.
24278 (struct cgraph_node_set_def): New type.
24279 (cgraph_node_set) New type. Also declare vector functions.
24280 (struct cgraph_node_set_element_def): New type.
24281 (cgraph_node_set_element): Ditto.
24282 (cgraph_node_set_iterator): New iterator type.
24283 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
24284 cgraph_node_set_remove, dump_cgraph_node_set,
24285 debug_cgraph_node_set): New prototypes.
24286 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
24287 cgraph_node_set_size): New inlines.
24288 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
24289 including cgraph.h.
24290 (struct ipa_opt_pass): Add struct cgraph_node_set_def
24291 argument to function 'write_summary'.
24292 * ipa.c: Include ggc.h.
24293 (hash_cgraph_node_set_element,
24294 eq_cgraph_node_set_element, cgraph_node_set_new,
24295 cgraph_node_set_add, cgraph_node_set_remove,
24296 cgraph_node_set_find, dump_cgraph_node_set,
24297 debug_cgraph_node_set): New functions.
24298 * Makefile.in (ipa.o): Add dependency on GGC_H.
24300 2009-04-20 Ira Rosen <irar@il.ibm.com>
24302 PR tree-optimization/39675
24303 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
24304 check of the return code of vect_schedule_slp. Check that
24305 stmt_vec_info still exists for the statement, before checking its
24306 vectorization type.
24308 2009-04-20 Michael Matz <matz@suse.de>
24310 * Makefile.in (generated_files): Take out $(simple_generated_c).
24312 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
24314 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
24315 (UINTPTR_TYPE): Likewise.
24317 2009-04-19 Joseph Myers <joseph@codesourcery.com>
24320 * c-typeck.c (digest_init): Check for initializing an array with a
24323 2009-04-19 Joseph Myers <joseph@codesourcery.com>
24326 * c-semantics.c (pop_stmt_list): Propagate
24327 STATEMENT_LIST_HAS_LABEL to parent statement list.
24329 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
24331 * config/mips/mips.h (mips_tune_attr): New macro.
24332 * config/mips/mips.md (cpu): Use it.
24334 2009-04-19 Joseph Myers <joseph@codesourcery.com>
24337 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
24340 2009-04-19 Diego Novillo <dnovillo@google.com>
24342 * toplev.c (compile_file): Move call to coverage_finish ...
24343 * cgraphunit.c (ipa_passes): ... here.
24344 Call cgraph_process_new_functions.
24345 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
24346 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
24348 2009-04-19 Jan Hubicka <jh@suse.cz>
24350 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
24352 (dump_cgraph_node): Dump can throw external flag.
24353 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
24355 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
24359 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
24360 * common.opt (Wlogical-op): Move from here...
24361 * c.opt (Wlogical-op): ... to here.
24362 * c-typeck.c (parser_build_binary_op): Update call to
24363 warn_logical_operator.
24364 * c-opts.c (c_common_post_options): Enable warn_logical_op with
24366 * c-common.c (warn_logical_op): Update.
24367 * c-common.h (warn_logical_op): Update declaration.
24369 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
24371 * tree.c (protected_set_expr_location): Fix formatting.
24373 2009-04-18 Joseph Myers <joseph@codesourcery.com>
24376 * c-typeck.c (readonly_warning): new.
24377 (build_unary_op, build_modify_expr): Use readonly_warning for
24378 storing into something readonly but not const-qualified.
24380 2009-04-18 Joseph Myers <joseph@codesourcery.com>
24383 * c-typeck.c (build_unary_op): Check for taking address of
24384 expression of type void.
24386 2009-04-18 Joseph Myers <joseph@codesourcery.com>
24389 * c-typeck.c (build_function_call): Check for calling a function
24390 with qualified void return types. Call require_complete_type when
24393 2009-04-18 Jan Hubicka <jh@suse.cz>
24395 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
24397 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
24398 can_throw_external flag.
24399 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
24400 * ipa-pure-const.c (ignore_edge): New function.
24401 (propagate): Compute order for NOTHROW computation; set NOTHROWs
24402 only over can_throw_external edges.
24403 (local_pure_const): Add nothrow flag.
24404 * ipa-utils.c (searchc): Add ignore_edge callback.
24405 (ipa_utils_reduced_inorder): Add ignore_edge callback.
24406 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
24407 (set_nothrow_function_flags): Update cgraph.
24408 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
24410 2009-04-18 Richard Guenther <rguenther@suse.de>
24412 PR middle-end/39804
24413 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
24414 (fold_stmt): ... this and ...
24415 (fold_stmt_inplace): ... this.
24416 (fold_stmt_1): Fold references in calls and asms.
24417 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
24419 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24421 * tree-vrp.c (ssa_name_nonzero_p): Remove.
24422 * tree.h: Remove the prototype for ssa_name_nonzero_p.
24424 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24426 * tree.c (function_args_count): Remove.
24427 * tree.h: Remove the prototype for function_args_count.
24429 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24431 * tree-iterator.c (expr_only): Remove.
24432 * tree.h: Remove the prototype for expr_only.
24434 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24436 * reginfo.c (cannot_change_mode_set_regs): Remove.
24437 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
24439 2009-04-08 Anatoly Sokolov <aesok@post.ru>
24441 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
24442 whether operands 0 and 1 overlaps.
24444 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
24446 PR middle-end/36902
24447 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
24448 pointer. Use warning_at instead of warning.
24449 (search_for_addr_array): Likewise.
24450 (check_array_bounds): Likewise.
24451 (check_all_array_refs): Check that the incoming edge is not in the
24452 list of edges to be removed.
24453 (check_all_array_refs): Avoid the temporal pointer.
24454 (vrp_visit_cond_stmt): Fix typo.
24455 (simplify_switch_using_ranges): Handle the case where the switch
24456 index is an integer constant.
24458 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
24460 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
24462 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24464 * doc/extend.texi, doc/invoke.texi: Fix typos.
24466 2009-04-17 Cary Coutant <ccoutant@google.com>
24468 * tree-flow-inline.h (get_lineno): Fix inverted test.
24470 2009-04-17 Diego Novillo <dnovillo@google.com>
24472 * tree-ssa-pre.c (create_expression_by_pieces): Remove
24473 assertion for AVAIL_OUT.
24475 2009-04-17 Mike Frysinger <vapier@gentoo.org>
24478 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
24479 * config/sh/linux-atomic.asm: Likewise.
24481 2009-04-17 Diego Novillo <dnovillo@google.com>
24483 * except.c (debug_eh_tree): New.
24484 (struct eh_region, struct eh_status): Move ...
24485 * except.h: ... here.
24486 (add_type_for_runtime): Declare extern.
24487 (lookup_type_for_runtime): Likewise.
24488 (debug_eh_tree): Declare.
24489 * Makefile.in (GTFILES): List except.h before except.c
24491 2009-04-17 Diego Novillo <dnovillo@google.com>
24493 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
24494 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
24495 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
24496 (find_vars_r): ... here.
24497 * tree-flow.h (find_referenced_vars_in): Declare.
24498 * tree-ssa-pre.c (create_expression_by_pieces): Assert
24499 that AVAIL_OUT exists for BLOCK.
24500 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
24501 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
24502 (tree-parloops.o): Likewise.
24504 2009-04-17 Simon Baldwin <simonb@google.com>
24506 * toplev.c (default_tree_printer): Add handling for %E format.
24508 2009-04-17 Diego Novillo <dnovillo@google.com>
24510 * tree-pretty-print.c (dump_generic_node): Add break after
24511 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
24512 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
24513 FUNCTION_TYPE together. Call print_struct_decl when printing
24514 structures and TDF_SLIM is not given.
24515 (print_struct_decl): Fix logic for detecting recursion.
24517 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
24520 * gcc.c (create_at_file): New.
24521 (compile_input_file_p): New.
24522 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
24523 * main.c (main): Update call to toplev_main.
24524 * toplev.c (toplev_main): Change signature. Call expandargv.
24525 * toplev.h (toplev_main): Change signature.
24527 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
24529 * dwarf2out.c (field_byte_offset): Use the type size as the field size
24530 if the latter is not constant.
24532 2009-04-17 David Edelsohn <edelsohn@gnu.org>
24534 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
24536 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
24538 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
24539 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
24541 2009-04-17 Richard Guenther <rguenther@suse.de>
24543 * tree-ssa-structalias.c (get_constraint_for_component_ref):
24544 Handle component references view-converting an invariant address.
24546 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
24548 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
24549 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
24550 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
24551 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
24552 Use @deftypevr rather than @deftypevar.
24554 2009-04-17 Richard Guenther <rguenther@suse.de>
24556 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
24557 (get_prop_source_stmt): Likewise.
24558 (can_propagate_from): Likewise.
24560 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
24562 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
24563 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
24564 (--with-multilib-list): Add default value.
24565 * configure: Regenerate.
24566 * Makefile.in (TM_ENDIAN_CONFIG): Define.
24567 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
24568 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
24569 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
24570 Don't add default cpu to multilib list unnecessarily, but do enable
24571 the relevant compiler option..
24572 Add support for --with-multilib-list=<blank> and
24573 --with-multilib-list=!<somelib> to supress unwanted multilibs.
24574 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
24575 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
24576 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
24577 TM_MULTILIB_CONFIG.
24578 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
24579 (MULTILIB_OSDIRNAMES): New variable.
24580 * config/sh/t-1e: Delete file.
24581 * config/sh/t-mlib-sh1: Delete file.
24582 * config/sh/t-mlib-sh2: Delete file.
24583 * config/sh/t-mlib-sh2a: Delete file.
24584 * config/sh/t-mlib-sh2a-nofpu: Delete file.
24585 * config/sh/t-mlib-sh2a-single: Delete file.
24586 * config/sh/t-mlib-sh2a-single-only: Delete file.
24587 * config/sh/t-mlib-sh2e: Delete file.
24588 * config/sh/t-mlib-sh3e: Delete file.
24589 * config/sh/t-mlib-sh4: Delete file.
24590 * config/sh/t-mlib-sh4-nofpu: Delete file.
24591 * config/sh/t-mlib-sh4-single: Delete file.
24592 * config/sh/t-mlib-sh4-single-only: Delete file.
24593 * config/sh/t-mlib-sh4a: Delete file.
24594 * config/sh/t-mlib-sh4a-nofpu: Delete file.
24595 * config/sh/t-mlib-sh4a-single: Delete file.
24596 * config/sh/t-mlib-sh4a-single-only: Delete file.
24597 * config/sh/t-mlib-sh4al: Delete file.
24598 * config/sh/t-mlib-sh5-32media: Delete file.
24599 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
24600 * config/sh/t-mlib-sh5-64media: Delete file.
24601 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
24602 * config/sh/t-mlib-sh5-compact: Delete file.
24603 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
24604 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
24605 * doc/install.texi (Options specification): Add
24606 --with-multilib-list and --with-endian.
24608 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
24610 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
24612 (OBJS-common): Add plugin-version.o.
24613 (plugin-version.o): New.
24614 * gcc-plugin.h (plugin_gcc_version): New.
24615 (plugin_default_version_check): New.
24616 (plugin_init_func, plugin_init): Add version argument.
24617 * plugin-version.c: New.
24618 * plugin.c (str_plugin_gcc_version_name): New.
24619 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
24620 pass it to the init function.
24621 (plugin_default_version_check): New.
24623 2009-04-17 Richard Guenther <rguenther@suse.de>
24625 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
24626 for decl-vs-decl disambiguation.
24628 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
24630 * config/s390/s390.h (s390_tune_attr): New macro definition.
24631 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
24633 2009-04-17 Richard Guenther <rguenther@suse.de>
24635 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
24636 (fold_stmt_r): Likewise.
24637 (maybe_fold_reference): New function.
24638 (fold_gimple_assign): Handle cases fold_stmt_r did.
24639 (fold_stmt): Do not use fold_stmt_r.
24640 (fold_stmt_inplace): Likewise.
24642 2009-04-17 Richard Guenther <rguenther@suse.de>
24644 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
24645 (record_equivalences_from_stmt): Remove useless checks and
24647 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
24648 the type is already suitable.
24650 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
24652 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
24654 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
24656 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
24657 (CMPtype): Define as __gcc_CMPtype.
24659 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
24661 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
24662 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
24664 2009-04-17 Richard Guenther <rguenther@suse.de>
24666 PR tree-optimization/39746
24667 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
24668 special-casing for builtins and static variable use/def.
24669 (call_may_clobber_ref_p_1): Likewise.
24671 2009-04-16 Ian Lance Taylor <iant@google.com>
24673 * df.h: Include "timevar.h".
24674 (struct df_problem): Change tv_id field to timevar_id_t.
24675 * tree-pass.h: Include "timevar.h".
24676 (struct opt_pass): Change tv_id field to timevar_id_t.
24677 * timevar.h (timevar_id_t): Define TV_NONE.
24678 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
24679 TV_NONE rather than tv_id != 0.
24680 (execute_one_pass): Likewise.
24681 * Makefile.in (DF_H): Add $(TIMEVAR_H).
24682 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
24683 dependencies to $(TREE_PASS_H).
24684 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
24686 (pass_branch_target_load_optimize2): Likewise.
24687 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
24688 (pass_outof_cfg_layout_mode): Likewise.
24689 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
24690 (pass_rebuild_cgraph_edges): Likewise.
24691 (pass_remove_cgraph_callee_edges): Likewise.
24692 * df-core.c (pass_df_initialize_opt): Likewise.
24693 (pass_df_initialize_no_opt): Likewise.
24694 (pass_df_finish): Likewise.
24695 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
24696 * except.c (pass_set_nothrow_function_flags): Likewise.
24697 (pass_convert_to_eh_region_ranges): Likewise.
24698 * final.c (pass_compute_alignments): Likewise.
24699 * function.c (pass_instantiate_virtual_regs): Likewise.
24700 (pass_init_function): Likewise.
24701 (pass_leaf_regs): Likewise.
24702 (pass_match_asm_constraints): Likewise.
24703 * gimple-low.c (pass_lower_cf): Likewise.
24704 (pass_mark_used_blocks): Likewise.
24705 * init-regs.c (pass_initialize_regs): Likewise.
24706 * integrate.c (pass_initial_value_sets): Likewise.
24707 * ira.c (pass_ira): Likewise.
24708 * jump.c (pass_cleanup_barriers): Likewise.
24709 * omp-low.c (pass_expand_omp): Likewise.
24710 (pass_lower_omp): Likewise.
24711 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
24712 * recog.c (pass_split_all_insns): Likewise.
24713 (pass_split_after_reload): Likewise.
24714 (pass_split_before_regstack): Likewise.
24715 (pass_split_before_sched2): Likewise.
24716 (pass_split_for_shorten_branches): Likewise.
24717 * reginfo.c (pass_reginfo_init): Likewise.
24718 (pass_subregs_of_mode_init): Likewise.
24719 (pass_subregs_of_mode_finish): Likewise.
24720 * passes.c (pass_postreload): Likewise.
24721 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
24722 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
24723 (pass_warn_function_return): Likewise.
24724 (pass_warn_function_noreturn): Likewise.
24725 * tree-complex.c (pass_lower_complex): Likewise.
24726 (pass_lower_complex_O0): Likewise.
24727 * tree-if-conv.c (pass_if_conversion): Likewise.
24728 * tree-into-ssa.c (pass_build_ssa): Likewise.
24729 * tree-mudflap.c (pass_mudflap_1): Likewise.
24730 (pass_mudflap_2): Likewise.
24731 * tree-nomudflap.c (pass_mudflap_1): Likewise.
24732 (pass_mudflap_2): Likewise.
24733 * tree-nrv.c (pass_return_slot): Likewise.
24734 * tree-object-size.c (pass_object_sizes): Likewise.
24735 * tree-optimize.c (pass_all_optimizations): Likewise.
24736 (pass_early_local_passes): Likewise.
24737 (pass_all_early_optimizations): Likewise.
24738 (pass_cleanup_cfg): Likewise.
24739 (pass_cleanup_cfg_post_optimizing): Likewise.
24740 (pass_free_datastructures): Likewise.
24741 (pass_free_cfg_annotations): Likewise.
24742 (pass_fixup_cfg): Likewise.
24743 (pass_init_datastructures): Likewise.
24744 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
24745 (pass_late_warn_uninitialized): Likewise.
24746 (pass_update_address_taken): Likewise.
24747 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
24748 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
24749 (pass_cse_sincos): Likewise.
24750 (pass_convert_to_rsqrt): Likewise.
24751 * tree-ssa-structalias.c (pass_build_alias): Likewise.
24752 * tree-stdarg.c (pass_stdarg): Likewise.
24753 * tree-tailcall.c (pass_tail_recursion): Likewise.
24754 (pass_tail_calls): Likewise.
24755 * tree-vect-generic.c (pass_lower_vector): Likewise.
24756 (pass_lower_vector_ssa): Likewise.
24757 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
24759 2009-04-16 Joseph Myers <joseph@codesourcery.com>
24761 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
24763 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
24765 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
24766 logical and signext.
24768 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
24771 * config/sh/predicates.md (arith_operand): Check if the operand
24772 of TRUNCATE is a REG.
24774 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24776 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
24777 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
24779 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24781 * tree-iterator.c (tsi_split_statement_list_after,
24782 tsi_split_statement_list_before): Remove.
24783 * tree-iterator.h: Remove the prototypes for
24784 tsi_split_statement_list_after and tsi_split_statement_list_before.
24786 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24788 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
24789 * tree-ssa-propagate.h: Remove the prototype for
24790 stmt_makes_single_load.
24792 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24794 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
24795 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
24797 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24799 * tree-iterator.c (EXPR_LAST_BODY): Remove.
24801 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24803 * except.c (eh_region_outer_p): Remove.
24804 * except.h: Remove the prototype for eh_region_outer_p.
24806 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24808 * function.c (current_function_assembler_name): Remove.
24809 * function.h: Remove the prototype for
24810 current_function_assembler_name.
24812 2009-04-16 Ian Lance Taylor <iant@google.com>
24814 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
24815 (add_reg_note): Call alloc_reg_note.
24816 * rtl.h (alloc_reg_note): Declare.
24817 * combine.c (try_combine): Use alloc_reg_note.
24818 (recog_for_combine, move_deaths): Likewise.
24819 (distribute_notes): Use alloc_reg_note and add_reg_note.
24820 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
24821 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
24822 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
24824 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
24826 PR rtl-optimization/39762
24827 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
24828 ira_may_move_out_cost): Add comments about way of their usage.
24829 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
24831 * ira-conflicts.c (process_regs_for_copy): Use function
24832 ira_get_register_move_cost instead of global
24833 ira_register_move_cost.
24835 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
24836 color_pass, move_spill_restore, update_curr_costs): Ditto.
24838 * ira-lives.c (process_single_reg_class_operands): Ditto.
24840 * ira-emit.c (emit_move_list): Ditto.
24842 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
24843 (record_reg_classes): Ditto. Use functions
24844 ira_get_register_move_cost and ira_get_may_move_cost instead of
24845 global vars ira_register_move_cost, ira_may_move_out_cost and
24846 ira_may_move_in_cost.
24847 (record_address_regs): Don't call ira_init_register_move_cost.
24848 Use function ira_get_may_move_cost instead of global
24849 ira_may_move_in_cost.
24850 (process_bb_node_for_hard_reg_moves): Use function
24851 ira_get_register_move_cost instead of global ira_register_move_cost.
24852 (ira_costs): Don't call ira_init_register_move_cost.
24854 2009-04-16 Richard Guenther <rguenther@suse.de>
24856 * tree-cfg.c (verify_gimple_assign_binary):
24857 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
24858 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
24859 (create_general_new_stmt): Note that this function is broken.
24861 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
24863 * common.opt (fhelp): Add Var(help_flag).
24864 * gcc-plugin.h (plugin_info): Add help.
24865 * plugin.c (plugin_name_args): Add help.
24866 (register_plugin_info): Set plugin->help.
24867 (print_help_one_plugin): New.
24868 (print_plugins_help): New.
24869 * plugin.h (print_plugins_help): New.
24870 * toplev.c (toplev_main): Call print_plugins_help if needed.
24872 2009-04-16 Richard Guenther <rguenther@suse.de>
24874 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
24875 (gimple_ior_addresses_taken_1): New function.
24876 (gimple_ior_addresses_taken): Likewise.
24877 * gimple.h (struct gimple_statement_with_ops_base): Remove
24878 addresses_taken member.
24879 (gimple_ior_addresses_taken): Declare.
24880 (gimple_addresses_taken, gimple_addresses_taken_ptr,
24881 gimple_set_addresses_taken): Remove.
24882 * ipa-reference.c (mark_address): New function.
24883 (scan_stmt_for_static_refs): Use it for marking addresses taken.
24884 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
24885 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
24886 (gimple_add_to_addresses_taken): Remove.
24887 (get_tmr_operands): Call mark_address_taken.
24888 (get_asm_expr_operands): Likewise.
24889 (get_expr_operands): Likewise.
24890 (build_ssa_operands): Do not clear the addresses_taken bitmap.
24891 (free_stmt_operands): Do not free it.
24892 * tree-ssa.c (delete_tree_ssa): Likewise.
24893 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
24895 2009-04-16 Richard Guenther <rguenther@suse.de>
24897 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
24898 (walk_stmt_load_store_ops): Likewise.
24899 * gimple.c (get_base_loadstore): New function.
24900 (walk_stmt_load_store_addr_ops): Likewise.
24901 (walk_stmt_load_store_ops): Likewise.
24902 * ipa-pure-const.c (check_op): Simplify.
24903 (check_load, check_store): New functions.
24904 (check_stmt): Use walk_stmt_load_store_ops.
24905 * ipa-reference.c (mark_load): Adjust signature.
24906 (mark_store): Likewise.
24907 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
24909 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
24911 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
24912 (plugin_info): New.
24913 * opts.c (common_handle_option): Don't call print_version.
24914 * plugin.c (plugin_name_args): Add version.
24915 (register_plugin_info): New.
24916 (register_callback): Handle PLUGIN_INFO.
24917 (try_init_one_plugin): New.
24918 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
24920 (finalize_one_plugin): New.
24921 (finalize_plugins): New.
24922 (print_one_plugin): New.
24923 (print_plugins_versions): New.
24924 * plugin.h (print_plugins_versions): New.
24925 (finalize_plugins): New.
24926 * toplev.c (compile_file): Don't call initialize_plugins.
24927 (print_version): Call print_plugins_versions.
24928 (toplev_main): Call initialize_plugins. Print version if needed.
24929 Call finalize_plugins.
24931 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
24933 * common.opt (fversion): New.
24934 * gcc.c (print_version): New.
24935 (process_command): Don't print the version. Just set print_version.
24936 (main): Print version. Call subprocesses if print_version and
24937 verbose_flag are set.
24938 * opts.c (common_handle_option): Handle OPT_fversion.
24940 2009-04-16 Richard Guenther <rguenther@suse.de>
24941 Ira Rosen <irar@il.ibm.com>
24943 PR tree-optimization/39698
24944 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
24945 type of the reduction variable. Only generate the def if
24948 * omp-low.c (expand_omp_for_generic): When converting to a pointer
24949 make sure to first convert to an integer of the same precision.
24950 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
24951 the type of the evolution correctly in computing the new
24952 induction variable base.
24954 2009-04-16 Richard Guenther <rguenther@suse.de>
24956 PR middle-end/39625
24957 * tree-cfg.c (make_blocks): Split statements with to-be
24958 abnormal SSA names on the lhs.
24960 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
24962 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
24963 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
24964 * c-typeck.c (really_start_incremental_init): Likewise.
24965 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
24966 (TARGET_INITIALIZER): Remove it.
24967 * target.h (struct target): Remove vector_opaque_p.
24968 * tree.c (build_opaque_vector_type): New.
24969 * tree.h (TYPE_VECTOR_OPAQUE): New.
24970 (build_opaque_vector_type): Declare.
24971 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
24972 * config/rs6000/rs6000.c (build_opaque_vector_type,
24973 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
24974 (rs6000_init_builtins): Use build_opaque_vector_type for
24975 opaque_V4SI_type_node.
24977 2009-04-15 Catherine Moore <clm@codesourcery.com>
24979 * debug.h (set_name): Declare.
24980 * dwarf2out.c (dwarf2out_set_name): Declare.
24981 (dwarf2_debug_hooks): Add set_name.
24982 (find_AT_string): New.
24983 (add_AT_string): Call find_AT_string.
24984 (dwarf2out_set_name): New.
24985 * cp/decl.c (grokdeclarator): Call set_name.
24986 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
24987 * debug.c (do_nothing_debug_hooks): Likewise.
24988 * dbxout.c (dbx_debug_hooks): Likewise.
24989 * sdbout.c (sdb_debug_hooks): Likewise.
24991 2009-04-15 Michael Eager <eager@eagercon.com>
24993 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
24994 reg for single-precision FPU.
24995 * config/rs6000/rs6000.md (movsi_internal1): Only for
24996 !TARGET_SINGLE_FPU.
24997 (movsi_internal1_single): New. Add pattern to move SI values to/from
24998 single-precision FP regs.
25000 2009-04-15 Richard Guenther <rguenther@suse.de>
25002 * omp-low.c (lower_rec_input_clauses): Build correct address
25004 (expand_omp_for_generic): Fix multiplication type.
25005 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
25006 (generate_memset_zero): Fix types.
25007 * tree-profile.c (prepare_instrumented_value): Correctly
25010 2009-04-15 Ian Lance Taylor <iant@google.com>
25012 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
25013 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
25014 for -Wall and for -Wc++-compat.
25015 (c_common_post_options): For C++, set warn_enum_compare if not
25017 * c-tree.h (struct c_expr): Add field original_type.
25018 (build_external_ref): Update declaration.
25019 * c-parser.c (c_parser_braced_init): Set original_type.
25020 (c_parser_initelt): Likewise.
25021 (c_parser_expr_no_commas): Likewise.
25022 (c_parser_conditional_expression): Likewise.
25023 (c_parser_cast_expression): Likewise.
25024 (c_parser_unary_expression): Likewise. Pull setting of
25025 original_code to top of function.
25026 (c_parser_sizeof_expression): Set original_type.
25027 (c_parser_alignof_expression): Likewise.
25028 (c_parser_postfix_expression): Likewise. Pull setting of
25029 original_code to top of function.
25030 (c_parser_postfix_expression_after_paren_type): Set original_type.
25031 (c_parser_postfix_expression_after_primary): Likewise.
25032 (c_parser_expression): Likewise.
25033 * c-typeck.c (build_external_ref): Add type parameter. Change all
25035 (c_expr_sizeof_expr): Set original_type field.
25036 (parser_build_unary_op): Likewise.
25037 (parser_build_binary_op): Likewise. Optionally warn about
25038 comparisons of enums of different types.
25039 (digest_init): Set original_type field.
25040 (really_start_incremental_init): Likewise.
25041 (push_init_level, pop_init_level): Likewise.
25042 * doc/invoke.texi (Warning Options): -Wenum-compare now
25045 2009-04-15 Richard Guenther <rguenther@suse.de>
25047 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
25048 out a necessary conversion.
25049 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
25050 names we didn't value number.
25051 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
25053 2009-04-15 Richard Guenther <rguenther@suse.de>
25055 PR tree-optimization/39764
25056 * tree-ssa-ccp.c (get_value): Canonicalize value with
25057 canonicalize_float_value.
25059 2009-04-15 Jan Hubicka <jh@suse.cz>
25061 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
25062 Wrong version of patch.
25064 2009-04-15 Jan Hubicka <jh@suse.cz>
25066 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
25068 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
25070 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
25071 our distinct integral and vector types.
25073 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
25075 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
25076 * init.c (build_vtbl_address): Remove call to assemble_external.
25078 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
25080 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
25081 output for other floating point modes.
25083 2009-04-14 Diego Novillo <dnovillo@google.com>
25085 * diagnostic.c (diagnostic_report_diagnostic): Do not
25086 warn about loaded plugins for DK_ERROR and DK_WARNING.
25087 * c-decl.c (declspecs_add_type): Move call to
25088 invoke_plugin_callbacks ...
25089 * c-parser.c (c_parser_declspecs): ... here.
25090 * plugin.c (dump_active_plugins): Tidy output.
25092 2009-04-14 Diego Novillo <dnovillo@google.com>
25093 Le-Chun Wu <lcwu@google.com>
25095 * configure.ac: Add --enable-plugin support.
25096 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
25097 * Makefile.in (PLUGIN_H): Define.
25098 Export ENABLE_PLUGIN and GMPINC to site.exp.
25099 Add PLUGINLIBS to link command.
25100 Add/modify dependencies for plugin.o and files including plugin.h.
25102 * config.in: Regenerate.
25104 * opts.c (common_handle_option): Handle OPT_fplugin_ and
25107 2009-04-14 Le-Chun Wu <lcwu@google.com>
25109 * tree-pass.h (register_one_dump_file): Add a prototype for
25110 register_one_dump_file.
25111 * toplev.c (compile_file): Call initialize_plugins.
25112 (do_compile): Call invoke_plugin_callbacks.
25113 (toplev_main): Call invoke_plugin_callbacks.
25114 * common.opt: Add -fplugin= and -fplugin-arg-.
25115 * gcc-plugin.h: New public header file for plugins to include.
25116 * plugin.c: New source file.
25117 * plugin.h: New internal header file.
25118 * passes.c (register_one_dump_file): Make it external.
25120 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
25122 2009-04-14 Diego Novillo <dnovillo@google.com>
25124 * doc/plugins.texi: New.
25125 * doc/gccint.texi: Add reference to Plugins chapter.
25126 * doc/invoke.texi: Document -fplugin and -fplugin-arg
25127 * diagnostic.c (diagnostic_report_diagnostic): Warn about
25128 loaded plugins, if any.
25129 * timevar.def (TV_PLUGIN_INIT): Define.
25130 (TV_PLUGIN_RUN): Define.
25131 * plugin.c: Include timevar.h
25132 (plugins_active_p): New.
25133 (dump_active_plugins): New.
25134 (debug_active_plugins): New.
25136 2009-04-14 Joseph Myers <joseph@codesourcery.com>
25138 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
25140 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
25142 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
25144 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
25145 the same as a minus without a shift.
25147 2009-04-14 Nick Clifton <nickc@redhat.com>
25149 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
25150 comparisons with small integers will always produce a short
25153 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
25156 2008-12-19 Diego Novillo <dnovillo@google.com>
25158 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
25160 2009-04-14 Richard Guenther <rguenther@suse.de>
25162 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
25164 (verify_gimple_assign_binary): Likewise. Handle shifts and
25166 (verify_gimple_phi): Print the mismatched argument position.
25167 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
25169 (vect_update_init_of_dr): Likewise.
25170 * matrix-reorg.c (transform_access_sites): Do what the
25172 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
25174 2009-04-13 Michael Eager <eager@eagercon.com>
25176 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
25177 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
25178 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
25179 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
25180 remove duplicate config
25182 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
25184 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
25185 file_name:line_number type locator of the call site.
25187 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
25189 * genautomata.c: Put blank after comma.
25190 (automaton_decls): New.
25191 (struct unit_usage): Add comments to member next.
25192 (store_alt_unit_usage): Keep the list ordered.
25193 (unit_present_on_list_p, equal_alternatives_p): New.
25194 (check_regexp_units_distribution): Check units distribution
25195 correctness correctly.
25196 (main): Don't write automata if error is found. Return correct
25199 * config/m68k/cf.md (cfv4_ds): Remove.
25200 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
25201 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
25203 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
25204 power4-load-ext, power4-store, power4-store-update,
25205 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
25206 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
25207 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
25208 power4-sqrt, power4-isync): Modify reservation to make correct
25209 unit distribution to automata.
25211 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
25212 power5-store-update, power5-two, power5-three, power5-lmul,
25213 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
25215 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
25217 * except.c (pass_set_nothrow_function_flags): Set name and add
25219 (set_nothrow_function_flags): Mention in the dump file when
25220 changing a function to nothrow.
25222 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
25225 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
25226 instead of unsigned long.
25228 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
25230 * config/arm/arm.c (return_used_this_function): Remove.
25231 (arm_output_function_prologue): Remove use of
25232 return_used_this_function.
25233 (output_return_instruction): Replace use of
25234 return_used_this_function
25235 by cfun->machine->return_used_this_function.
25236 (arm_output_epilogue): Likewise.
25237 (arm_output_function_epilogue): Likewise.
25238 (thumb_unexpanded_epilogue): Likewise.
25239 * config/arm/arm.h (struct machine_function):
25240 New member return_used_this_function.
25242 2009-04-12 Mark Mitchell <mark@codesourcery.com>
25244 * doc/install.texi: Correct description of default directory for
25245 --with-gxx-include-dir.
25247 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
25249 * fold-const.c (build_range_check): Properly deal with enumeral and
25250 boolean base types.
25252 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
25254 * doc/invoke.texi (max_gcse_passes): Remove documentation.
25255 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
25256 * params.h (MAX_GCSE_PASSES): Remove.
25257 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
25258 in sequence. Remove ability to run multiple passes.
25259 (bypass_jumps): Report run as third CPROP pass.
25261 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
25263 PR middle-end/39651
25264 * except.c (can_throw_external): Look at each insn in a SEQUENCE
25265 when deciding whether the whole SEQUENCE can throw.
25267 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
25270 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
25271 offseted label references.
25273 2009-04-11 Jan Hubicka <jh@suse.cz>
25275 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
25277 2009-04-11 Richard Guenther <rguenther@suse.de>
25279 PR middle-end/39732
25280 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
25281 return variables as TREE_ADDRESSABLE.
25283 2009-04-11 Richard Guenther <rguenther@suse.de>
25285 PR tree-optimization/39713
25286 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
25287 reference trees have SSA_NAME operands.
25289 2009-04-11 Richard Guenther <rguenther@suse.de>
25292 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
25293 address expressions.
25295 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
25297 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
25298 match changes in Cygwin 1.7
25299 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
25300 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
25302 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
25304 PR tree-optimization/39701
25305 * doc/invoke.texi (Optimization Options): Document change in
25306 meaning and initialization of -fdelete-null-pointer-checks.
25308 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
25310 PR middle-end/39701
25311 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
25313 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
25316 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
25318 2009-04-10 Chao-ying Fu <fu@mips.com>
25320 * doc/tm.texi (Instruction Output): Document
25321 TARGET_ASM_FINAL_POSTSCAN_INSN.
25322 * target.h (final_postscan_insn): New field in asm_out.
25323 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
25324 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
25325 * final.c (final_scan_insn): Call
25326 targetm.asm_out.final_postscan_insn after outputting
25327 an asm macro and a normal instruction.
25329 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
25330 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
25331 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
25332 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
25333 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
25335 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
25337 PR middle-end/39701
25338 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
25339 variables as non-NULL even with -fdelete-null-pointer-checks.
25341 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
25343 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
25345 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
25348 * config/i386/i386.c (classify_argument): Handle SCmode with
25349 (bit_offset % 64) != 0.
25351 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
25353 * doc/invoke.texi (Optimize Options): Add cross-reference to
25354 -Q --help=optimizers examples.
25356 2009-04-10 Ben Elliston <bje@au.ibm.com>
25359 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
25360 regalign for the reg == fpr and TDmode case.
25362 2009-04-09 David Ayers <ayers@fsfe.org>
25365 * objc/objc-act.c (warn_with_method): Remove helper function.
25366 (check_duplicates): Call warning and inform directly.
25367 (really_start_method): Likewise.
25369 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
25371 * expmed.c (expand_divmod): Always use a comparison for a division
25372 by a large unsigned integer.
25374 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
25375 for things others than variables or functions as nonzero.
25377 2009-04-09 Nick Clifton <nickc@redhat.com>
25379 * unwind-compat.c: Change copyright header to refer to version
25380 3 of the GNU General Public License with version 3.1 of the
25381 GCC Runtime Library Exception and to point readers at the
25382 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
25383 * config/alpha/crtfastmath.c: Likewise.
25384 * config/alpha/linux-unwind.h: Likewise.
25385 * config/alpha/qrnnd.asm: Likewise.
25386 * config/alpha/vms-crt0-64.c: Likewise.
25387 * config/alpha/vms-crt0.c: Likewise.
25388 * config/alpha/vms-dwarf2.asm: Likewise.
25389 * config/alpha/vms-dwarf2eh.asm: Likewise.
25390 * config/alpha/vms-psxcrt0-64.c: Likewise.
25391 * config/alpha/vms-psxcrt0.c: Likewise.
25392 * config/alpha/vms_tramp.asm: Likewise.
25393 * config/arc/initfini.c: Likewise.
25394 * config/arc/lib1funcs.asm: Likewise.
25395 * config/arm/bpabi-v6m.S: Likewise.
25396 * config/arm/bpabi.S: Likewise.
25397 * config/arm/bpabi.c: Likewise.
25398 * config/arm/crti.asm: Likewise.
25399 * config/arm/crtn.asm: Likewise.
25400 * config/arm/ieee754-df.S: Likewise.
25401 * config/arm/ieee754-sf.S: Likewise.
25402 * config/arm/lib1funcs.asm: Likewise.
25403 * config/arm/libunwind.S: Likewise.
25404 * config/arm/linux-atomic.c: Likewise.
25405 * config/arm/mmintrin.h: Likewise.
25406 * config/arm/pr-support.c: Likewise.
25407 * config/arm/unaligned-funcs.c: Likewise.
25408 * config/arm/unwind-arm.c: Likewise.
25409 * config/arm/unwind-arm.h: Likewise.
25410 * config/avr/libgcc.S: Likewise.
25411 * config/bfin/crti.s: Likewise.
25412 * config/bfin/crtlibid.s: Likewise.
25413 * config/bfin/crtn.s: Likewise.
25414 * config/bfin/lib1funcs.asm: Likewise.
25415 * config/bfin/linux-unwind.h: Likewise.
25416 * config/cris/arit.c: Likewise.
25417 * config/cris/cris_abi_symbol.c: Likewise.
25418 * config/darwin-64.c: Likewise.
25419 * config/darwin-crt2.c: Likewise.
25420 * config/darwin-crt3.c: Likewise.
25421 * config/darwin.h: Likewise.
25422 * config/dbxelf.h: Likewise.
25423 * config/dfp-bit.c: Likewise.
25424 * config/dfp-bit.h: Likewise.
25425 * config/elfos.h: Likewise.
25426 * config/fixed-bit.c: Likewise.
25427 * config/fixed-bit.h: Likewise.
25428 * config/fp-bit.c: Likewise.
25429 * config/fp-bit.h: Likewise.
25430 * config/fr30/crti.asm: Likewise.
25431 * config/fr30/crtn.asm: Likewise.
25432 * config/fr30/lib1funcs.asm: Likewise.
25433 * config/freebsd-spec.h: Likewise.
25434 * config/frv/cmovd.c: Likewise.
25435 * config/frv/cmovh.c: Likewise.
25436 * config/frv/cmovw.c: Likewise.
25437 * config/frv/frvbegin.c: Likewise.
25438 * config/frv/frvend.c: Likewise.
25439 * config/frv/lib1funcs.asm: Likewise.
25440 * config/glibc-stdint.h: Likewise.
25441 * config/h8300/clzhi2.c: Likewise.
25442 * config/h8300/crti.asm: Likewise.
25443 * config/h8300/crtn.asm: Likewise.
25444 * config/h8300/ctzhi2.c: Likewise.
25445 * config/h8300/fixunssfsi.c: Likewise.
25446 * config/h8300/lib1funcs.asm: Likewise.
25447 * config/h8300/parityhi2.c: Likewise.
25448 * config/h8300/popcounthi2.c: Likewise.
25449 * config/i386/ammintrin.h: Likewise.
25450 * config/i386/att.h: Likewise.
25451 * config/i386/avxintrin.h: Likewise.
25452 * config/i386/biarch64.h: Likewise.
25453 * config/i386/bmmintrin.h: Likewise.
25454 * config/i386/cpuid.h: Likewise.
25455 * config/i386/cross-stdarg.h: Likewise.
25456 * config/i386/crtfastmath.c: Likewise.
25457 * config/i386/crtprec.c: Likewise.
25458 * config/i386/cygming-crtbegin.c: Likewise.
25459 * config/i386/cygming-crtend.c: Likewise.
25460 * config/i386/cygwin.asm: Likewise.
25461 * config/i386/emmintrin.h: Likewise.
25462 * config/i386/gmm_malloc.h: Likewise.
25463 * config/i386/gthr-win32.c: Likewise.
25464 * config/i386/i386.h: Likewise.
25465 * config/i386/immintrin.h: Likewise.
25466 * config/i386/linux-unwind.h: Likewise.
25467 * config/i386/linux64.h: Likewise.
25468 * config/i386/mm3dnow.h: Likewise.
25469 * config/i386/mmintrin-common.h: Likewise.
25470 * config/i386/mmintrin.h: Likewise.
25471 * config/i386/nmmintrin.h: Likewise.
25472 * config/i386/pmm_malloc.h: Likewise.
25473 * config/i386/pmmintrin.h: Likewise.
25474 * config/i386/smmintrin.h: Likewise.
25475 * config/i386/sol2-c1.asm: Likewise.
25476 * config/i386/sol2-ci.asm: Likewise.
25477 * config/i386/sol2-cn.asm: Likewise.
25478 * config/i386/sol2-gc1.asm: Likewise.
25479 * config/i386/tmmintrin.h: Likewise.
25480 * config/i386/unix.h: Likewise.
25481 * config/i386/w32-unwind.h: Likewise.
25482 * config/i386/wmmintrin.h: Likewise.
25483 * config/i386/x86-64.h: Likewise.
25484 * config/i386/x86intrin.h: Likewise.
25485 * config/i386/xmmintrin.h: Likewise.
25486 * config/ia64/crtbegin.asm: Likewise.
25487 * config/ia64/crtend.asm: Likewise.
25488 * config/ia64/crtfastmath.c: Likewise.
25489 * config/ia64/crti.asm: Likewise.
25490 * config/ia64/crtn.asm: Likewise.
25491 * config/ia64/fde-glibc.c: Likewise.
25492 * config/ia64/lib1funcs.asm: Likewise.
25493 * config/ia64/linux-unwind.h: Likewise.
25494 * config/ia64/quadlib.c: Likewise.
25495 * config/ia64/unwind-ia64.c: Likewise.
25496 * config/linux.h: Likewise.
25497 * config/m32c/m32c-lib1.S: Likewise.
25498 * config/m32c/m32c-lib2-trapv.c: Likewise.
25499 * config/m32c/m32c-lib2.c: Likewise.
25500 * config/m32r/initfini.c: Likewise.
25501 * config/m68hc11/larith.asm: Likewise.
25502 * config/m68hc11/m68hc11-crt0.S: Likewise.
25503 * config/m68k/cf.md: Likewise.
25504 * config/m68k/crti.s: Likewise.
25505 * config/m68k/crtn.s: Likewise.
25506 * config/m68k/lb1sf68.asm: Likewise.
25507 * config/m68k/linux-unwind.h: Likewise.
25508 * config/mcore/crti.asm: Likewise.
25509 * config/mcore/crtn.asm: Likewise.
25510 * config/mcore/lib1.asm: Likewise.
25511 * config/mips/linux-unwind.h: Likewise.
25512 * config/mips/loongson.h: Likewise.
25513 * config/mips/mips16.S: Likewise.
25514 * config/mmix/crti.asm: Likewise.
25515 * config/mmix/crtn.asm: Likewise.
25516 * config/pa/fptr.c: Likewise.
25517 * config/pa/hpux-unwind.h: Likewise.
25518 * config/pa/lib2funcs.asm: Likewise.
25519 * config/pa/linux-atomic.c: Likewise.
25520 * config/pa/linux-unwind.h: Likewise.
25521 * config/pa/milli64.S: Likewise.
25522 * config/pa/quadlib.c: Likewise.
25523 * config/pa/stublib.c: Likewise.
25524 * config/picochip/libgccExtras/adddi3.asm: Likewise.
25525 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
25526 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
25527 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
25528 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
25529 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
25530 * config/picochip/libgccExtras/divmod15.asm: Likewise.
25531 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
25532 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
25533 * config/picochip/libgccExtras/longjmp.asm: Likewise.
25534 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
25535 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
25536 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
25537 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
25538 * config/picochip/libgccExtras/setjmp.asm: Likewise.
25539 * config/picochip/libgccExtras/subdi3.asm: Likewise.
25540 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
25541 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
25542 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
25543 * config/rs6000/750cl.h: Likewise.
25544 * config/rs6000/altivec.h: Likewise.
25545 * config/rs6000/biarch64.h: Likewise.
25546 * config/rs6000/crtresfpr.asm: Likewise.
25547 * config/rs6000/crtresgpr.asm: Likewise.
25548 * config/rs6000/crtresxfpr.asm: Likewise.
25549 * config/rs6000/crtresxgpr.asm: Likewise.
25550 * config/rs6000/crtsavfpr.asm: Likewise.
25551 * config/rs6000/crtsavgpr.asm: Likewise.
25552 * config/rs6000/darwin-asm.h: Likewise.
25553 * config/rs6000/darwin-fallback.c: Likewise.
25554 * config/rs6000/darwin-fpsave.asm: Likewise.
25555 * config/rs6000/darwin-ldouble.c: Likewise.
25556 * config/rs6000/darwin-tramp.asm: Likewise.
25557 * config/rs6000/darwin-unwind.h: Likewise.
25558 * config/rs6000/darwin-vecsave.asm: Likewise.
25559 * config/rs6000/darwin-world.asm: Likewise.
25560 * config/rs6000/e500crtres32gpr.asm: Likewise.
25561 * config/rs6000/e500crtres64gpr.asm: Likewise.
25562 * config/rs6000/e500crtres64gprctr.asm: Likewise.
25563 * config/rs6000/e500crtrest32gpr.asm: Likewise.
25564 * config/rs6000/e500crtrest64gpr.asm: Likewise.
25565 * config/rs6000/e500crtresx32gpr.asm: Likewise.
25566 * config/rs6000/e500crtresx64gpr.asm: Likewise.
25567 * config/rs6000/e500crtsav32gpr.asm: Likewise.
25568 * config/rs6000/e500crtsav64gpr.asm: Likewise.
25569 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
25570 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
25571 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
25572 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
25573 * config/rs6000/eabi-ci.asm: Likewise.
25574 * config/rs6000/eabi-cn.asm: Likewise.
25575 * config/rs6000/eabi.asm: Likewise.
25576 * config/rs6000/linux-unwind.h: Likewise.
25577 * config/rs6000/linux64.h: Likewise.
25578 * config/rs6000/paired.h: Likewise.
25579 * config/rs6000/paired.md: Likewise.
25580 * config/rs6000/ppc64-fp.c: Likewise.
25581 * config/rs6000/ppu_intrinsics.h: Likewise.
25582 * config/rs6000/rs6000.h: Likewise.
25583 * config/rs6000/si2vmx.h: Likewise.
25584 * config/rs6000/sol-ci.asm: Likewise.
25585 * config/rs6000/sol-cn.asm: Likewise.
25586 * config/rs6000/spe.h: Likewise.
25587 * config/rs6000/spu2vmx.h: Likewise.
25588 * config/rs6000/sysv4.h: Likewise.
25589 * config/rs6000/tramp.asm: Likewise.
25590 * config/rs6000/vec_types.h: Likewise.
25591 * config/s390/linux-unwind.h: Likewise.
25592 * config/s390/tpf-unwind.h: Likewise.
25593 * config/score/crti.asm: Likewise.
25594 * config/score/crtn.asm: Likewise.
25595 * config/sh/crt1.asm: Likewise.
25596 * config/sh/crti.asm: Likewise.
25597 * config/sh/crtn.asm: Likewise.
25598 * config/sh/divtab-sh4-300.c: Likewise.
25599 * config/sh/divtab-sh4.c: Likewise.
25600 * config/sh/divtab.c: Likewise.
25601 * config/sh/lib1funcs-4-300.asm: Likewise.
25602 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
25603 * config/sh/lib1funcs.asm: Likewise.
25604 * config/sh/lib1funcs.h: Likewise.
25605 * config/sh/linux-atomic.asm: Likewise.
25606 * config/sh/linux-unwind.h: Likewise.
25607 * config/sh/shmedia.h: Likewise.
25608 * config/sh/sshmedia.h: Likewise.
25609 * config/sh/ushmedia.h: Likewise.
25610 * config/sparc/crtfastmath.c: Likewise.
25611 * config/sparc/linux-unwind.h: Likewise.
25612 * config/sparc/sol2-c1.asm: Likewise.
25613 * config/sparc/sol2-ci.asm: Likewise.
25614 * config/sparc/sol2-cn.asm: Likewise.
25615 * config/spu/divmodti4.c: Likewise.
25616 * config/spu/divv2df3.c: Likewise.
25617 * config/spu/float_disf.c: Likewise.
25618 * config/spu/float_unsdidf.c: Likewise.
25619 * config/spu/float_unsdisf.c: Likewise.
25620 * config/spu/float_unssidf.c: Likewise.
25621 * config/spu/mfc_multi_tag_release.c: Likewise.
25622 * config/spu/mfc_multi_tag_reserve.c: Likewise.
25623 * config/spu/mfc_tag_release.c: Likewise.
25624 * config/spu/mfc_tag_reserve.c: Likewise.
25625 * config/spu/mfc_tag_table.c: Likewise.
25626 * config/spu/multi3.c: Likewise.
25627 * config/spu/spu_internals.h: Likewise.
25628 * config/spu/spu_intrinsics.h: Likewise.
25629 * config/spu/spu_mfcio.h: Likewise.
25630 * config/spu/vec_types.h: Likewise.
25631 * config/spu/vmx2spu.h: Likewise.
25632 * config/stormy16/stormy16-lib2.c: Likewise.
25633 * config/svr4.h: Likewise.
25634 * config/sync.c: Likewise.
25635 * config/v850/lib1funcs.asm: Likewise.
25636 * config/vxlib-tls.c: Likewise.
25637 * config/vxlib.c: Likewise.
25638 * config/vxworks-dummy.h: Likewise.
25639 * config/xtensa/crti.asm: Likewise.
25640 * config/xtensa/crtn.asm: Likewise.
25641 * config/xtensa/ieee754-df.S: Likewise.
25642 * config/xtensa/ieee754-sf.S: Likewise.
25643 * config/xtensa/lib1funcs.asm: Likewise.
25644 * config/xtensa/lib2funcs.S: Likewise.
25645 * config/xtensa/linux-unwind.h: Likewise.
25646 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
25647 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
25648 * coretypes.h: Likewise.
25649 * crtstuff.c: Likewise.
25650 * defaults.h: Likewise.
25651 * dwarf2.h: Likewise.
25652 * emutls.c: Likewise.
25653 * gbl-ctors.h: Likewise.
25654 * gcov-io.h: Likewise.
25655 * ginclude/float.h: Likewise.
25656 * ginclude/iso646.h: Likewise.
25657 * ginclude/stdarg.h: Likewise.
25658 * ginclude/stdbool.h: Likewise.
25659 * ginclude/stddef.h: Likewise.
25660 * ginclude/stdfix.h: Likewise.
25661 * ginclude/stdint-gcc.h: Likewise.
25662 * ginclude/tgmath.h: Likewise.
25663 * gthr-aix.h: Likewise.
25664 * gthr-dce.h: Likewise.
25665 * gthr-gnat.c: Likewise.
25666 * gthr-gnat.h: Likewise.
25667 * gthr-lynx.h: Likewise.
25668 * gthr-mipssde.h: Likewise.
25669 * gthr-nks.h: Likewise.
25670 * gthr-posix.c: Likewise.
25671 * gthr-posix.h: Likewise.
25672 * gthr-posix95.h: Likewise.
25673 * gthr-rtems.h: Likewise.
25674 * gthr-single.h: Likewise.
25675 * gthr-solaris.h: Likewise.
25676 * gthr-tpf.h: Likewise.
25677 * gthr-vxworks.h: Likewise.
25678 * gthr-win32.h: Likewise.
25679 * gthr.h: Likewise.
25680 * libgcc2.c: Likewise.
25681 * libgcc2.h: Likewise.
25682 * libgcov.c: Likewise.
25683 * tsystem.h: Likewise.
25684 * typeclass.h: Likewise.
25685 * unwind-c.c: Likewise.
25686 * unwind-compat.h: Likewise.
25687 * unwind-dw2-fde-compat.c: Likewise.
25688 * unwind-dw2-fde-darwin.c: Likewise.
25689 * unwind-dw2-fde-glibc.c: Likewise.
25690 * unwind-dw2-fde.c: Likewise.
25691 * unwind-dw2-fde.h: Likewise.
25692 * unwind-dw2.c: Likewise.
25693 * unwind-dw2.h: Likewise.
25694 * unwind-generic.h: Likewise.
25695 * unwind-pe.h: Likewise.
25696 * unwind-sjlj.c: Likewise.
25697 * unwind.inc: Likewise.
25698 * config/arm/neon-gen.ml: Change generated copyright header to
25699 refer to version 3 of the GNU General Public License with
25700 version 3.1 of the GCC Runtime Library Exception and to point
25701 readers at the COPYING3 and COPYING3.RUNTIME files and the
25702 FSF's license web page.
25703 * config/arm/arm_neon.h: Regenerate.
25705 2009-04-09 Jakub Jelinek <jakub@redhat.com>
25707 * config/cris/cris.md: Change copyright header to refer to version
25708 3 of the GNU General Public License.
25709 * doc/install.texi2html: Change copyright header to refer to version
25710 3 of the GNU General Public License and to point readers at the
25711 COPYING3 file and the FSF's license web page.
25712 * config/vax/linux.h: Likewise.
25714 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
25716 * config/i386/i386.md (cmpcc): New.
25717 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
25718 (sync_compare_and_swap_cc*): Delete.
25720 * config/s390/s390.c (s390_compare_emitted): Remove.
25721 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
25722 s390_compare_emitted used to be handled. Assert that modes match.
25723 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
25724 refer to sync_compare_and_swap_ccsi.
25725 * config/s390/s390.h (s390_compare_emitted): Remove.
25726 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
25727 instead of s390_compare_emitted.
25728 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
25729 instead of s390_compare_emitted.
25730 * config/s390/s390.md (cmpcc): New.
25731 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
25732 CC_REGNUM, do not pretend it's set.
25733 (sync_compare_and_swap_cc*): Delete.
25734 * config/s390/predicates.md (cc_reg_operand): New.
25736 * expr.c (sync_compare_and_swap_cc): Delete.
25737 * optabs.h (sync_compare_and_swap_cc): Delete.
25738 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
25739 is being used with can_compare_p.
25740 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
25741 (find_cc_set): New.
25742 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
25743 look for a MODE_CC set instead. Use emit_store_flag.
25744 (expand_compare_and_swap_loop): Likewise, with some additional
25745 complication to avoid a force_reg when useless. Use
25746 emit_cmp_and_jump_insns.
25747 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
25748 * doc/md.texi (sync_compare_and_swap_cc): Merge with
25749 sync_compare_and_swap documentation.
25751 2009-04-09 Jan Hubicka <jh@suse.cz>
25753 * except.c (find_prev_try): Break out from ....
25754 (duplicate_eh_regions): ... here; properly update prev_try pointers
25755 when duplication part of tree.
25756 (dump_eh_tree): Improve dumping.
25757 (verify_eh_region): New.
25758 (verify_eh_tree): Use it.
25760 2009-04-06 Richard Guenther <rguenther@suse.de>
25762 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
25763 &ARRAY addresses by adjusting their types and prepending
25765 * tree-cfg.c (verify_gimple_assign_single): Verify that
25766 addresses are correct.
25768 2009-04-09 Richard Guenther <rguenther@suse.de>
25770 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
25771 indices into an array reference if possible.
25772 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
25773 Fold POINTER_PLUS_EXPR statements with invariant address.
25775 2009-04-09 Alan Modra <amodra@bigpond.net.au>
25778 * config.gcc (powerpc64-*-linux*): Always build biarch.
25780 2009-04-09 Joseph Myers <joseph@codesourcery.com>
25783 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
25784 it and pedwarn if this results in an INTEGER_CST.
25786 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25788 * doc/install.texi: Update minimum GMP version. Remove obsolete
25789 text in MPFR section.
25791 2009-04-08 Jakub Jelinek <jakub@redhat.com>
25793 * dwarf2out.c (class_scope_p): New static inline.
25794 (class_or_namespace_scope_p): Use it.
25795 (gen_variable_die): Use DW_TAG_member tag for static data member
25796 declarations instead of DW_TAG_variable.
25798 PR middle-end/39573
25799 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
25802 2009-04-08 Richard Guenther <rguenther@suse.de>
25804 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
25805 valueize random data.
25807 2009-04-08 David Edelsohn <edelsohn@gnu.org>
25809 * config.gcc (aix tm_file): Add aix-stdint.h.
25810 (aix tm clause use_gcc_stdint): Set to wrap.
25811 * config/rs6000/aix-stdint.h: New file.
25813 2009-04-08 Richard Guenther <rguenther@suse.de>
25815 PR middle-end/36291
25816 * tree-dfa.c (add_referenced_var): Do not recurse into
25817 global initializers.
25818 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
25820 (fold_const_aggregate_ref): Likewise.
25822 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
25824 * recog.c (ordered_comparison_operator): New.
25825 * gensupport.c (std_preds): Add it.
25826 * doc/md.texi (Machine-Independent Predicates): Document it.
25828 2009-04-08 Jan Hubicka <jh@suse.cz>
25830 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
25831 * function.h (rtl_eh): Remove exception_handler_label_map.
25832 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
25833 remove_exception_handler_label, for_each_eh_label_1): Remove.
25834 (rtl_remove_unreachable_regions): Remove.
25835 (convert_from_eh_region_ranges): Do not remove unreachable regions.
25836 (find_exception_handler_labels): Don't build the hashtable.
25837 (maybe_remove_eh_handler): Remove.
25838 (for_each_eh_label): Rewrite to walk the tree.
25839 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
25840 * except.h (maybe_remove_eh_handler): Remove.
25841 * passes.c (init_optimization_passes): Schedule second EH cleanup
25843 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
25844 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
25846 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
25848 * genoutput.c (validate_optab_operands): New.
25849 (gen_insn, gen_expand): Call it.
25851 * genflags.c (gen_insn): Detect misused iterators.
25852 (main): Pass line_no to gen_insn, exit with status 1 on error.
25854 * genextract.c (line_no): Make global.
25855 (VEC_safe_set_locstr): Change assertion to error message.
25856 (main): Exit with status 1 on error.
25858 2009-04-08 Joseph Myers <joseph@codesourcery.com>
25862 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
25863 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
25864 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
25865 * c-convert.c (convert): Do not call fold on results of conversion
25866 functions when the result is a C_MAYBE_CONST_EXPR.
25867 * c-parser.c (c_parser_postfix_expression): Do not fold condition
25868 of __builtin_choose_expr.
25869 * c-typeck.c (remove_c_maybe_const_expr): New.
25870 (build_unary_op, build_conditional_expr, build_compound_expr,
25871 build_binary_op, c_objc_common_truthvalue_conversion): Call
25872 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
25875 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
25877 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
25878 CODE to produce a new one. Add a prototype to use fold_convert_const
25880 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
25883 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
25884 mix declarations and code.
25886 2009-04-08 Ben Elliston <bje@au.ibm.com>
25888 * gcc.c: Replace `CC' with `GCC' throughout.
25890 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
25892 * doc/invoke.texi: Document Atom support.
25894 2009-04-07 Jason Merrill <jason@redhat.com>
25897 * c-common.h, c-common.c: Add flag_pretty_templates.
25898 * c-opts.c (c_common_handle_option): Set it.
25899 * c.opt: Add -fno-pretty-templates.
25900 * doc/invoke.texi (C++ Dialect Options): Likewise.
25902 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
25904 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
25905 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
25906 (ia64_expand_builtin): Likewise.
25908 2009-04-07 Martin Jambor <mjambor@suse.cz>
25910 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
25911 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
25912 ADDR_EXPRS are include too.
25914 2009-04-07 Richard Guenther <rguenther@suse.de>
25916 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
25917 decls are only used if passes as parameters or if they are
25918 local statics and the call is not to a builtin.
25919 (call_may_clobber_ref_p_1): Likewise.
25921 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
25923 * expr.c (do_store_flag): Remove last argument. Simplify code
25924 to avoid duplication of tests already done by can_compare_p.
25925 (expand_expr_real_1): Adjust caller.
25927 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
25929 * optabs.c (can_compare_p): Test the predicate of a
25930 cbranch and cstore pattern.
25932 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
25934 * expr.c (convert_move): Use emit_store_flag instead of
25937 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
25939 * config/i386/i386.c (ix86_compare_emitted): Remove.
25940 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
25941 ix86_compare_op0 like ix86_compare_emitted used to be handled.
25942 * config/i386/i386.h (ix86_compare_emitted): Remove.
25943 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
25944 instead of ix86_compare_emitted.
25945 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
25947 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
25949 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
25950 Add t-sysroot-suffix to tmake_file.
25951 * config/print-sysroot-suffix.sh: New file.
25952 * config/t-sysroot-suffix: New file.
25954 2009-04-07 Ben Elliston <bje@au.ibm.com>
25956 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
25957 as the latter produces a warning when the target does not support
25960 2009-04-07 Ben Elliston <bje@au.ibm.com>
25962 * dfp.c: Replace type punning assignments with memcpy throughout.
25963 * Makefile.in (dfp.o-warn): Remove.
25965 2009-04-07 Alan Modra <amodra@bigpond.net.au>
25968 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
25969 Include soft-fp/t-softfp after rs6000/t-linux64.
25971 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
25973 * stor-layout.c (set_sizetype): Use the full precision of their
25974 machine mode for bitsize types.
25976 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
25978 * config/i386/i386.md: Revert 2 accidental checkins.
25980 2009-04-06 Joey Ye <joey.ye@intel.com>
25981 Xuepeng Guo <xuepeng.guo@intel.com>
25982 H.J. Lu <hongjiu.lu@intel.com>
25984 Atom pipeline model, tuning and insn selection.
25985 * config.gcc (atom): Add atom config options and target.
25987 * config/i386/atom.md: New.
25989 * config/i386/i386.c (atom_cost): New cost.
25990 (m_ATOM): New macro flag.
25991 (initial_ix86_tune_features): Set m_ATOM.
25992 (x86_accumulate_outgoing_args): Likewise.
25993 (x86_arch_always_fancy_math_387): Likewise.
25994 (processor_target): Add Atom cost.
25995 (cpu_names): Add Atom cpu name.
25996 (override_options): Set Atom ISA.
25997 (ix86_issue_rate): New case PROCESSOR_ATOM.
25998 (ix86_adjust_cost): Likewise.
26000 * config/i386/i386.h (TARGET_ATOM): New target macro.
26001 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
26002 (TARGET_OPT_AGU): New target option.
26003 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
26004 (processor_type): Add PROCESSOR_ATOM.
26006 * config/i386/i386.md (cpu): Add new value "atom".
26007 (use_carry, movu): New attr.
26008 (atom.md): Include atom.md.
26009 (adddi3_carry_rex64): Set attr "use_carry".
26010 (addqi3_carry): Likewise.
26011 (addhi3_carry): Likewise.
26012 (addsi3_carry): Likewise.
26013 (*addsi3_carry_zext): Likewise.
26014 (subdi3_carry_rex64): Likewise.
26015 (subqi3_carry): Likewise.
26016 (subhi3_carry): Likewise.
26017 (subsi3_carry): Likewise.
26018 (x86_movdicc_0_m1_rex64): Likewise.
26019 (*x86_movdicc_0_m1_se): Likewise.
26020 (x86_movsicc_0_m1): Likewise.
26021 (*x86_movsicc_0_m1_se): Likewise.
26022 (*adddi_1_rex64): Emit add insn as much as possible.
26023 (*addsi_1): Likewise.
26024 (return_internal): Set atom_unit.
26025 (return_internal_long): Likewise.
26026 (return_pop_internal): Likewise.
26027 (*rcpsf2_sse): Set atom_sse_attr attr.
26028 (*qrt<mode>2_sse): Likewise.
26029 (*prefetch_sse): Likewise.
26031 * config/i386/i386-c.c (ix86_target_macros_internal): New case
26033 (ix86_target_macros_internal): Likewise.
26035 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
26036 (*prefetch_sse_rex): Likewise.
26037 (sse_rcpv4sf2): Likewise.
26038 (sse_vmrcpv4sf2): Likewise.
26039 (sse_sqrtv4sf2): Likewise.
26040 (<sse>_vmsqrt<mode>2): Likewise.
26041 (sse_ldmxcsr): Likewise.
26042 (sse_stmxcsr): Likewise.
26043 (*sse_sfence): Likewise.
26044 (sse2_clflush): Likewise.
26045 (*sse2_mfence): Likewise.
26046 (*sse2_lfence): Likewise.
26047 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
26048 (<sse>_movup<ssemodesuffixf2c>): Likewise.
26049 (avx_movdqu<avxmodesuffix>): Likewise.
26050 (avx_lddqu<avxmodesuffix>): Likewise.
26051 (sse2_movntv2di): Change attr "type" to "ssemov".
26052 (sse2_movntsi): Likewise.
26053 (rsqrtv8sf2): Change attr "type" to "sseadd".
26054 (sse3_addsubv2df3): Set attr "atom_unit".
26055 (sse3_h<plusminus_insn>v4sf3): Likewise.
26056 (*sse2_pmaddwd): Likewise.
26057 (*vec_extractv2di_1_rex64): Likewise.
26058 (*vec_extractv2di_1_avx): Likewise.
26059 (sse2_psadbw): Likewise.
26060 (ssse3_phaddwv8hi3): Likewise.
26061 (ssse3_phaddwv4hi3): Likewise.
26062 (ssse3_phadddv4si3): Likewise.
26063 (ssse3_phadddv2si3): Likewise.
26064 (ssse3_phaddswv8hi3): Likewise.
26065 (ssse3_phaddswv4hi3): Likewise.
26066 (ssse3_phsubwv8hi3): Likewise.
26067 (ssse3_phsubwv4hi3): Likewise.
26068 (ssse3_phsubdv4si3): Likewise.
26069 (ssse3_phsubdv2si3): Likewise.
26070 (ssse3_phsubswv8hi3): Likewise.
26071 (ssse3_phsubswv4hi3): Likewise.
26072 (ssse3_pmaddubsw128): Likewise.
26073 (sse3_pmaddubsw: Likewise.
26074 (ssse3_palignrti): Likewise.
26075 (ssse3_palignrdi): Likewise.
26077 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
26079 * doc/install.texi (Specific): Fix two cross-references to MinGW.
26081 2009-04-06 Richard Guenther <rguenther@suse.de>
26083 PR tree-optimization/28868
26084 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
26085 of which PHI results we inserted.
26086 (insert_into_preds_of_block): Record inserted PHIs.
26087 (eliminate): Eliminate redundant PHI nodes.
26088 (init_pre): Init inserted_phi_names.
26090 2009-04-06 Richard Guenther <rguenther@suse.de>
26092 PR tree-optimization/39643
26093 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
26094 IMAGPART_EXPRs of complex constants.
26095 (execute_fold_all_builtins): If we folded a call queue
26096 TODO_update_address_taken.
26098 2009-04-06 Jan Hubicka <jh@suse.cz>
26100 PR middle-end/39659
26101 * except.c (remove_unreachable_regions): Propagate may_contain_throw
26104 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
26106 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
26108 (ic_invalidate_array): Likewise.
26110 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
26112 * calls.c (emit_library_call_value_1): Fix a problem with parameter
26113 alignment for library calls.
26115 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
26117 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
26118 (mingw32 tm clause use_gcc_stdint): Set to wrap.
26119 * config/i386/mingw-stdint.h: New file.
26121 2009-04-05 Richard Guenther <rguenther@suse.de>
26123 PR tree-optimization/39648
26124 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
26125 our &A vs. &A[0] IL deficiencies.
26127 2009-04-04 Jan Hubicka <jh@suse.cz>
26129 * except.c (sjlj_find_directly_reachable_regions): Be ready for
26130 removed toplevel regions.
26131 (sjlj_mark_call_sites): Likewise.
26133 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
26135 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
26136 (cygwin tm clause use_gcc_stdint): Set to wrap.
26137 * config/i386/cygwin-stdint.h: New file.
26139 2009-04-04 Richard Guenther <rguenther@suse.de>
26141 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
26142 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
26143 single-argument PHIs if we are in loop-closed SSA form.
26144 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
26145 for the pre-condition.
26146 (slpeel_tree_peel_loop_to_edge): Likewise.
26147 (vect_build_loop_niters): Take an optional sequence to append stmts.
26148 (vect_generate_tmps_on_preheader): Likewise.
26149 (vect_do_peeling_for_loop_bound): Take extra guards for the
26151 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
26152 the cost model check.
26153 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
26154 guards if we are going to peel. Do not apply versioning in that case.
26155 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
26156 (vect_do_peeling_for_loop_bound): Likewise.
26157 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
26158 loop bound only record extra pre-conditions, do not apply loop
26161 2009-04-04 Richard Guenther <rguenther@suse.de>
26163 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
26166 2009-04-04 Jan Hubicka <jh@suse.cz>
26168 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
26169 last_basic_block for size of bb->index indexed array.
26170 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
26171 compute_out, link_btr_uses, build_btr_def_use_webs,
26172 build_btr_def_use_webs, migrate_btr_defs): Likewise.
26174 2009-04-04 Jan Hubicka <jh@suse.cz>
26176 * except.c (remove_eh_handler_and_replace): Break out from ...
26177 (remove_eh_handler): ... here.
26178 (bring_to_root): New function.
26179 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
26180 handled ones, bring others to root of tree.
26182 2009-04-04 Jan Hubicka <jh@suse.cz>
26184 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
26185 (all_phis_safe_to_merge): New function.
26186 (update_info): New structure.
26187 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
26188 (cleanup_empty_eh): Update SSA if possible.
26190 2009-04-04 Richard Guenther <rguenther@suse.de>
26192 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
26193 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
26194 (append_vuse): Likewise.
26196 2009-04-04 Jakub Jelinek <jakub@redhat.com>
26198 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
26199 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
26200 instead of REG_UNSAVED for DW_CFA_undefined.
26201 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
26202 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
26205 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
26208 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
26210 2009-04-04 Richard Guenther <rguenther@suse.de>
26212 PR tree-optimization/8781
26213 PR tree-optimization/37892
26214 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
26215 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
26216 (valueize_refs): Call it for *& valueizations.
26217 (shared_reference_ops_from_ref): Rename to ...
26218 (valueize_shared_reference_ops_from_ref): ... this and valueize.
26219 (shared_reference_ops_from_call): Rename to ...
26220 (valueize_shared_reference_ops_from_call): ... this and valueize.
26221 (vn_reference_lookup): Update.
26222 (visit_reference_op_call): Likewise.
26223 * tree-ssa-pre.c (phi_translate_1): Fold *&.
26224 (eliminate): Value-replace the call address in call statements.
26226 2009-04-04 Richard Guenther <rguenther@suse.de>
26228 PR tree-optimization/39636
26229 * tree-ssa-forwprop.c
26230 (forward_propagate_addr_into_variable_array_index): Check for
26231 GIMPLE_ASSIGN before accessing the rhs code.
26233 2009-04-03 Jason Merrill <jason@redhat.com>
26235 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
26237 2009-04-03 Steve Ellcey <sje@cup.hp.com>
26239 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
26240 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
26241 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
26242 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
26243 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
26244 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
26245 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
26246 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
26247 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
26248 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
26249 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
26250 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
26251 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
26252 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
26253 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
26254 Use fr_reg_or_fp01_operand instead of fr_register_operand
26256 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
26257 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
26258 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
26260 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
26262 PR rtl-optimization/39607
26263 PR rtl-optimization/39631
26267 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
26268 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
26269 instead of DF_LR_OUT.
26270 * ira-lives.c (process_bb_node_lives): Ditto.
26271 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
26272 instead of DF_LR_{OUT,IN}.
26273 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
26274 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
26276 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
26278 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
26279 (execute_lower_omp): Always run but take the short way out if -fopenmp
26281 (gate_lower_omp): Remove, forcing the pass manager to always run the
26282 pass and always set PROP_gimple_lomp.
26283 (pass_lower_omp): Remove gate function.
26284 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
26285 PROP_trees. Instead, require it.
26286 * ipa-cp.c (pass_ipa_cp): Likewise.
26287 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
26288 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
26289 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
26290 and PROP_gimple_leh.
26292 2009-04-03 Richard Guenther <rguenther@suse.de>
26294 PR middle-end/13146
26295 PR tree-optimization/23940
26296 PR tree-optimization/33237
26297 PR middle-end/33974
26298 PR middle-end/34093
26299 PR tree-optimization/36201
26300 PR tree-optimization/36230
26301 PR tree-optimization/38049
26302 PR tree-optimization/38207
26303 PR tree-optimization/38230
26304 PR tree-optimization/38301
26305 PR tree-optimization/38585
26306 PR middle-end/38895
26307 PR tree-optimization/38985
26308 PR tree-optimization/39299
26309 * tree-ssa-structalias.h: Remove.
26310 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
26311 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
26312 (struct vuse_element_d): Remove.
26313 (struct vuse_vec_d): Likewise.
26314 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
26315 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
26316 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
26317 VUSE_ELEMENT_VAR): Likewise.
26318 (struct voptype_d): Likewise.
26319 (NUM_VOP_FREE_BUCKETS): Likewise.
26320 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
26321 (struct stmt_operands_d): Remove.
26322 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
26323 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
26324 VDEF_NUM, VDEF_VECT): Likewise.
26325 (copy_virtual_operands): Remove.
26326 (operand_build_cmp): Likewise.
26327 (create_ssa_artificial_load_stmt): Likewise.
26328 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
26329 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
26330 vuse_index and mayuse_index members. Pack and move done and iter_type
26331 members to the front.
26332 (SSA_OP_VMAYUSE): Remove.
26333 (SSA_OP_VIRTUAL_USES): Adjust.
26334 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
26335 (unlink_stmt_vdef): Declare.
26336 (add_to_addressable_set): Remove.
26337 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
26338 (vrp_visit_stmt): Likewise.
26339 * doc/tree-ssa.texi (Alias analysis): Update.
26340 * doc/invoke.texi (max-aliased-vops): Remove docs.
26341 (avg-aliased-vops): Likewise.
26342 * tree-into-ssa.c (syms_to_rename): Remove.
26343 (need_to_update_vops_p): Likewise.
26344 (need_to_initialize_update_ssa_p): Rename to ...
26345 (update_ssa_initialized_fn): ... this. Track function we are
26347 (symbol_marked_for_renaming): Simplify.
26348 (add_new_name_mapping): Do not set need_to_update_vops_p.
26349 (dump_currdefs): Use SYMS_TO_RENAME.
26350 (rewrite_update_stmt): Always walk all uses/defs.
26351 (dump_update_ssa): Adjust.
26352 (init_update_ssa): Take function argument. Track what we are
26354 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
26355 (create_new_def_for): Initialize for cfun, assert we are initialized
26357 (mark_sym_for_renaming): Simplify.
26358 (mark_set_for_renaming): Do not initialize update-ssa.
26359 (need_ssa_update_p): Simplify. Take function argument.
26360 (name_mappings_registered_p): Assert we ask for the correct function.
26361 (name_registered_for_update_p): Likewise.
26362 (ssa_names_to_replace): Likewise.
26363 (release_ssa_name_after_update_ssa): Likewise.
26364 (update_ssa): Likewise. Use SYMS_TO_RENAME.
26365 (dump_decl_set): Do not print a newline.
26366 (debug_decl_set): Do it here.
26367 (dump_update_ssa): And here.
26368 * tree-ssa-loop-im.c (move_computations): Adjust.
26369 (movement_possibility): Likewise.
26370 (determine_max_movement): Likewise.
26371 (gather_mem_refs_stmt): Likewise.
26372 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
26373 or NAME_MEMORY_TAG.
26374 * tree-complex.c (update_all_vops): Remove.
26375 (expand_complex_move): Adjust.
26376 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
26377 Simplify test for memory referencing statement. Exclude
26378 non-invariant ADDR_EXPRs.
26379 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
26380 * tree-loop-distribution.c (generate_memset_zero): Adjust.
26381 (rdg_flag_uses): Likewise.
26382 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
26384 (tree_optimize_tail_calls_1): Also split the
26385 edge from the entry block if we have degenerate PHI nodes in
26386 the first basic block.
26387 * tree.c (init_ttree): Remove memory-tag related code.
26388 (tree_code_size): Likewise.
26389 (tree_node_structure): Likewise.
26390 (build7_stat): Re-write to be build6_stat.
26391 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
26392 (SSA_VAR_P): Adjust.
26393 (struct tree_memory_tag): Remove.
26394 (struct tree_memory_partition_tag): Likewise.
26395 (union tree_node): Adjust.
26396 (build7): Re-write to be build6.
26397 * tree-pass.h (pass_reset_cc_flags): Remove.
26398 (TODO_update_address_taken): New flag.
26399 (pass_simple_dse): Remove.
26400 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
26401 * params.h (MAX_ALIASED_VOPS): Remove.
26402 (AVG_ALIASED_VOPS): Likewise.
26403 * omp-low.c (expand_omp_taskreg): Update SSA form.
26404 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
26405 aliases the lhs in a copy stmt.
26406 * tree-ssa-dse.c (struct address_walk_data): Remove.
26407 (memory_ssa_name_same): Likewise.
26408 (memory_address_same): Likewise.
26409 (get_kill_of_stmt_lhs): Likewise.
26410 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
26411 unused stores. Look through PHI nodes into post-dominated regions.
26412 (dse_optimize_stmt): Simplify. Properly remove stores.
26413 (tree_ssa_dse): Compute dominators.
26414 (execute_simple_dse): Remove.
26415 (pass_simple_dse): Likewise.
26416 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
26417 gimple_loaded_syms and gimple_stored_syms computation.
26418 * toplev.c (dump_memory_report): Dump alias and pta stats.
26419 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
26420 (vn_reference_eq): Likewise.
26421 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
26422 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
26423 valueize_vuses): Remove.
26424 (get_def_ref_stmt_vuses): Simplify. Rename to ...
26425 (get_def_ref_stmt_vuse): ... this.
26426 (vn_reference_lookup_2): New function.
26427 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
26428 walking equivalent vuses. Simplify.
26429 (vn_reference_lookup): Likewise.
26430 (vn_reference_insert): Likewise.
26431 (vn_reference_insert_pieces): Likewise.
26432 (visit_reference_op_call): Simplify.
26433 (visit_reference_op_load): Likewise.
26434 (visit_reference_op_store): Likewise.
26435 (init_scc_vn): Remove shared_lookup_vuses initialization.
26436 (free_scc_vn): Remove shared_lookup_vuses freeing.
26437 (sort_vuses, sort_vuses_heap): Remove.
26438 (get_ref_from_reference_ops): Export.
26439 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
26440 vector with single vuse pointer.
26441 (vn_reference_lookup_pieces, vn_reference_lookup,
26442 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
26443 (shared_vuses_from_stmt): Remove.
26444 (get_ref_from_reference_ops): Declare.
26445 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
26446 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
26447 memory-tag related code.
26448 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
26449 (likely_value): Add comment, skip static-chain of call statements.
26450 (surely_varying_stmt_p): Adjust.
26451 (gimplify_and_update_call_from_tree): Likewise.
26452 (execute_fold_all_builtins): Do not rebuild alias info.
26453 (gimplify_and_update_call_from_tree): Properly update VOPs.
26454 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
26455 (copy_ref_info): Remove memory-tag related code.
26456 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
26457 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
26458 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
26460 * tree-ssa-dom.c (gimple_p): Remove typedef.
26461 (eliminate_redundant_computations): Adjust.
26462 (record_equivalences_from_stmt): Likewise.
26463 (avail_expr_hash): Likewise.
26464 (avail_expr_eq): Likewise.
26465 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
26466 (stmt_makes_single_load): Likewise.
26467 (stmt_makes_single_store): Likewise.
26468 * tree-ssa-alias.c: Rewrite completely.
26469 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
26470 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
26471 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
26472 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
26473 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
26474 Remove public functions.
26475 (pass_reset_cc_flags): Remove.
26476 (pass_build_alias): Move ...
26477 * tree-ssa-structalias.c (pass_build_alias): ... here.
26478 * tree-ssa-alias.c (may_be_aliased): Move ...
26479 * tree-flow-inline.h (may_be_aliased): ... here.
26480 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
26481 count_uses_and_derefs): Move ...
26482 * gimple.c: ... here.
26483 * gimple.h (count_uses_and_derefs): Declare.
26484 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
26485 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
26486 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
26487 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
26488 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
26489 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
26490 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
26492 * tree-dfa.c (refs_may_alias_p): Move ...
26493 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
26494 * tree-ssa-alias.h: New file.
26495 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
26496 (statement_sink_location): Likewise.
26497 * opts.c (decode_options): Do not adjust max-aliased-vops or
26498 avg-aliased-vops values.
26499 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
26500 (TV_CALL_CLOBBER): Likewise.
26501 (TV_FLOW_SENSITIVE): Likewise.
26502 (TV_FLOW_INSENSITIVE): Likewise.
26503 (TV_MEMORY_PARTITIONING): Likewise.
26504 (TV_ALIAS_STMT_WALK): New timevar.
26505 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
26506 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
26507 (get_address_description): Remove memory-tag related code.
26508 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
26509 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
26510 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
26511 and immediate uses in statements. Document.
26512 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
26513 (dump_symbols): Remove.
26514 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
26515 * alias.c (get_deref_alias_set): New function split out from ...
26516 (get_alias_set): ... here.
26517 * alias.h (get_deref_alias_set): Declare.
26518 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
26519 type parameter. Remove restrict pointer handling. Create a
26520 ref-all pointer in case type-based alias sets do not conflict.
26521 (vect_analyze_data_refs): Remove SMT related code.
26522 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
26523 (vectorizable_load): Likewise.
26524 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
26525 (DR_SYMBOL_TAG, DR_VOPS): Remove.
26526 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
26527 Ignore vops and SMTs.
26528 (dr_analyze_alias): Likewise..
26529 (free_data_ref): Likewise.
26530 (create_data_ref): Likewise.
26531 (analyze_all_data_dependences): Likewise.
26532 (get_references_in_stmt): Adjust.
26533 * tree-flow-inline.h (gimple_aliases_computed_p,
26534 gimple_addressable_vars, gimple_call_clobbered_vars,
26535 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
26536 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
26537 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
26538 gimple_mem_ref_stats): Remove.
26539 (gimple_vop): New function.
26540 (op_iter_next_use): Remove vuses and mayuses cases.
26541 (op_iter_next_def): Remove vdefs case.
26542 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
26543 (clear_and_done_ssa_iter): Do not set removed fields.
26544 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
26545 Assert we are not iterating over vuses or vdefs if not also
26546 iterating over uses or defs.
26547 (op_iter_init_use): Likewise.
26548 (op_iter_init_def): Likewise.
26549 (op_iter_next_vdef): Remove.
26550 (op_iter_next_mustdef): Likewise.
26551 (op_iter_init_vdef): Likewise.
26552 (compare_ssa_operands_equal): Likewise.
26553 (link_use_stmts_after): Handle vuse operand.
26554 (is_call_used): Use is_call_clobbered.
26555 (is_call_clobbered): Global variables are always call clobbered,
26556 query the call-clobbers bitmap.
26557 (mark_call_clobbered): Ignore global variables.
26558 (clear_call_clobbered): Likewise.
26559 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
26560 virtual operands sanity check.
26561 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
26563 (TARGET_MEM_REF): Remove TMR_TAG operand.
26564 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
26565 Remove call-clobber related code.
26566 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
26567 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
26568 partitions or escape reason.
26569 (get_single_def_stmt, get_single_def_stmt_from_phi,
26570 get_single_def_stmt_with_phi): Remove.
26571 (dump_referenced_vars): Tidy.
26572 (get_ref_base_and_extent): Allow bare decls.
26573 (collect_dfa_stats): Adjust.
26574 * graphite.c (rename_variables_in_stmt): Adjust.
26575 (graphite_copy_stmts_from_block): Likewise.
26576 (translate_clast): Likewise.
26577 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
26579 (translate_vuse_through_block): Use the oracle.
26580 (phi_translate_1): Adjust.
26581 (value_dies_in_block_x): Use the oracle. Cache the outcome
26583 (valid_in_sets): Check if the VUSE for
26584 a REFERENCE is available.
26585 (eliminate): Do not remove stmts during elimination,
26586 instead queue and remove them afterwards.
26587 (do_pre): Do not rebuild alias info.
26588 (pass_pre): Run TODO_rebuild_alias before PRE.
26589 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
26590 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
26591 (mark_all_v_defs_stmt): Remove.
26592 (mark_all_v_defs_seq): Adjust.
26593 (sra_replace): Likewise.
26594 (scalarize_use): Likewise.
26595 (scalarize_copy): Likewise.
26596 (scalarize_init): Likewise.
26597 (scalarize_ldst): Likewise.
26598 (todoflags): Remove.
26599 (tree_sra): Do not rebuild alias info.
26600 (tree_sra_early): Adjust.
26601 (pass_sra): Run TODO_update_address_taken before SRA.
26602 * tree-predcom.c (set_alias_info): Remove.
26603 (prepare_initializers_chain): Do not call it.
26604 (mark_virtual_ops_for_renaming): Adjust.
26605 (mark_virtual_ops_for_renaming_list): Remove.
26606 (initialize_root_vars): Adjust.
26607 (initialize_root_vars_lm): Likewise.
26608 (prepare_initializers_chain): Likewise.
26609 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
26610 (may_propagate_copy_into_stmt): Likewise.
26611 (merge_alias_info): Do nothing for now.
26612 (propagate_tree_value_into_stmt): Adjust.
26613 (stmt_may_generate_copy): Likewise.
26614 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
26615 not mark symbols for renaming.
26616 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
26617 with the same statement, make sure to update the new pointed-to one.
26618 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
26619 call statements, do not mark symbols for renaming.
26620 (mark_operand_necessary): Dump something.
26621 (ref_may_be_aliased): New function.
26622 (mark_aliased_reaching_defs_necessary_1): New helper function.
26623 (mark_aliased_reaching_defs_necessary): Likewise.
26624 (mark_all_reaching_defs_necessary_1): Likewise.
26625 (mark_all_reaching_defs_necessary): Likewise.
26626 (propagate_necessity): Do not process virtual PHIs. For
26627 non-aliased loads mark all reaching definitions as necessary.
26628 For aliased loads and stores mark the immediate dominating
26629 aliased clobbers as necessary.
26630 (visited): New global static.
26631 (perform_tree_ssa_dce): Free visited bitmap after propagating
26633 (remove_dead_phis): Perform simple dead virtual PHI removal.
26634 (remove_dead_stmt): Properly unlink virtual operands when
26636 (eliminate_unnecessary_stmts): Schedule PHI removal after
26638 * tree-ssa-ter.c (is_replaceable_p): Adjust.
26639 (process_replaceable): Likewise.
26640 (find_replaceable_in_bb): Likewise.
26641 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
26642 based on the single gimple vop.
26643 (verify_flow_insensitive_alias_info): Remove.
26644 (verify_flow_sensitive_alias_info): Likewise.
26645 (verify_call_clobbering): Likewise.
26646 (verify_memory_partitions): Likewise.
26647 (verify_alias_info): Likewise.
26648 (verify_ssa): Adjust..
26649 (execute_update_addresses_taken): Export. Update SSA
26650 manually. Optimize only when optimizing. Use a local bitmap.
26651 (pass_update_address_taken): Remove TODO_update_ssa, add
26653 (pass_update_address_taken): Just use TODO_update_address_taken.
26654 (init_tree_ssa): Do not initialize addressable_vars.
26655 (verify_ssa): Verify new VUSE / VDEF properties.
26656 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
26657 Do not call verify_alias_info.
26658 (delete_tree_ssa): Clear the VUSE, VDEF operands.
26659 Do not free the loaded and stored syms bitmaps. Reset the escaped
26660 and callused solutions. Do not free addressable_vars.
26661 Remove memory-tag related code.
26662 (warn_uninitialized_var): Aliases are always available.
26663 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
26664 * lambda-code.c (can_put_in_inner_loop): Adjust.
26665 (can_put_after_inner_loop): Likewise.
26666 (perfect_nestify): Likewise.
26667 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
26668 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
26669 (vectorizable_conversion): Do not mark symbols for renaming.
26670 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
26671 (expand_call_inline): Unlink the calls virtual operands before
26673 (tree_function_versioning): Do not call update_ssa if we are not
26674 updating clones. Simplify.
26675 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
26676 (propagate_with_phi): Likewise..
26677 * tree-outof-ssa.c (create_temp): Remove memory tag and call
26678 clobber code. Assert we are not aliased or global.
26679 * tree-flow.h: Include tree-ssa-alias.h
26680 (enum escape_type): Remove.
26681 (struct mem_sym_stats_d): Likewise.
26682 (struct mem_ref_stats_d): Likewise.
26683 (struct gimple_df): Add vop member. Remove global_var,
26684 call_clobbered_vars, call_used_vars, addressable_vars,
26685 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
26686 escaped and callused members.
26687 (struct ptr_info_def): Remove all members, add points-to solution
26689 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
26690 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
26691 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
26692 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
26693 (tree-ssa-alias.o): Likewise.
26694 (toplev.o): Add tree-ssa-alias.h
26695 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
26696 * gimple.c (gimple_set_bb): Fix off-by-one error.
26697 (is_gimple_reg): Do not handle memory tags.
26698 (gimple_copy): Also copy virtual operands.
26699 Delay updating the statement. Do not reset loaded and stored syms.
26700 (gimple_set_stored_syms): Remove.
26701 (gimple_set_loaded_syms): Likewise.
26702 (gimple_call_copy_skip_args): Copy the virtual operands
26703 and mark the new statement modified.
26704 * tree-ssa-structalias.c (may_alias_p): Remove.
26705 (set_uids_in_ptset): Take the alias set to prune with as
26706 parameter. Fold in the alias test of may_alias_p.
26707 (compute_points_to_sets): Compute whether a ptr is dereferenced
26708 in a local sbitmap.
26709 (process_constraint): Deal with &ANYTHING on the lhs, reject all
26710 other ADDRESSOF constraints on the lhs.
26711 (get_constraint_for_component_ref): Assert that we don't get
26712 ADDRESSOF constraints from the base of the reference.
26713 Properly generate UNKNOWN_OFFSET for DEREF if needed.
26714 (struct variable_info): Remove collapsed_to member.
26715 (get_varinfo_fc): Remove.
26716 (new_var_info): Do not set collapsed_to.
26717 (dump_constraint): Do not follow cycles.
26718 (dump_constraint_graph): Likewise.
26719 (build_pred_graph): Likewise.
26720 (build_succ_graph): Likewise.
26721 (rewrite_constraints): Likewise.
26722 (do_simple_structure_copy): Remove.
26723 (do_rhs_deref_structure_copy): Remove.
26724 (do_lhs_deref_structure_copy): Remove.
26725 (collapse_rest_of_var): Remove.
26726 (do_structure_copy): Re-implement.
26727 (pta_stats): New global variable.
26728 (dump_pta_stats): New function.
26729 (struct constraint_expr): Make offset signed.
26730 (UNKNOWN_OFFSET): Define special value.
26731 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
26732 (solution_set_expand): New helper function split out from ...
26733 (do_sd_constraint): ... here.
26734 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
26735 (do_ds_constraint): Likewise.
26736 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
26737 and CALLUSED = *CALLUSED.
26738 (set_union_with_increment): Make inc argument signed.
26739 (type_safe): Remove.
26740 (get_constraint_for_ptr_offset): Handle unknown and negative
26742 (first_vi_for_offset): Handle offsets before start. Bail
26743 out early for offsets beyond the variable extent.
26744 (first_or_preceding_vi_for_offset): New function.
26745 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
26746 Together with ESCAPED = *ESCAPED this properly computes reachability.
26747 (find_what_var_points_to): New function.
26748 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
26749 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
26750 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
26751 pt_solutions_intersect): New functions.
26752 (compute_call_used_vars): Remove.
26753 (compute_may_aliases): New main entry into PTA computation.
26754 * gimple.h (gimple_p): New typedef.
26755 (struct gimple_statement_base): Remove references_memory_p.
26756 (struct gimple_statement_with_memory_ops_base): Remove
26757 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
26759 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
26760 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
26761 gimple_set_references_memory): Remove.
26762 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
26763 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
26765 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
26766 (verify_expr): Allow RESULT_DECL.
26767 (gimple_duplicate_bb): Do not copy virtual operands.
26768 (gimple_duplicate_sese_region): Adjust.
26769 (gimple_duplicate_sese_tail): Likewise.
26770 (mark_virtual_ops_in_region): Remove.
26771 (move_sese_region_to_fn): Do not call it.
26772 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
26773 and pass_simple_dse.
26774 (execute_function_todo): Handle TODO_update_address_taken,
26775 call execute_update_addresses_taken for TODO_rebuild_alias.
26776 (execute_todo): Adjust.
26777 (execute_one_pass): Init dump files early.
26778 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
26780 (create_general_new_stmt): Clear vops.
26781 * tree-ssa-reassoc.c (get_rank): Adjust.
26782 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
26783 symbols for renaming.
26784 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
26785 (PARAM_AVG_ALIASED_VOPS): Likewise.
26786 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
26787 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
26788 * tree-ssa-operands.c: Simplify for new virtual operand representation.
26789 (operand_build_cmp, copy_virtual_operands,
26790 create_ssa_artificial_load_stmt, add_to_addressable_set,
26791 gimple_add_to_addresses_taken): Remove public functions.
26792 (unlink_stmt_vdef): New function.
26794 2009-04-03 Alan Modra <amodra@bigpond.net.au>
26796 * config.gcc (powerpc-*-linux*): Merge variants.
26798 2009-04-02 Chao-ying Fu <fu@mips.com>
26799 James Grosbach <james.grosbach@microchip.com>
26801 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
26802 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
26804 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
26805 keep_interrupts_masked_p, use_debug_exception_return_p.
26806 (mips_attribute_table): Add interrupt, use_shadow_register_set,
26807 keep_interrupts_masked, use_debug_exception_return.
26808 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
26809 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
26811 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
26812 (mips_print_operand): Process COP0 registers to print $0 .. $31
26813 correctly for GAS to process.
26814 (mips_interrupt_extra_call_saved_reg_p): New function.
26815 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
26817 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
26818 (mips_compute_frame_info): Add supports for interrupt context that
26819 includes doubleword accumulators and COP0 registers.
26820 (mips_for_each_saved_acc): New function.
26821 (mips_for_each_saved_gpr_and_fpr): Change the function name from
26822 mips_for_each_saved_reg.
26823 (mips_save_reg): Save accumulators.
26824 (mips_kernel_reg_p): A new for_each_rtx callback.
26825 (mips_expand_prologue): Support interrupt handlers.
26826 (mips_restore_reg): Restore accumulators.
26827 (mips_expand_epilogue): Support interrupt handlers.
26828 (mips_can_use_return_insn): Return false for interrupt handlers.
26829 (mips_epilogue_uses): New function.
26830 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
26831 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
26832 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
26833 cop0_move): New instructions.
26834 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
26835 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
26837 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
26839 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
26840 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
26841 interrupt handlers, we use K0 as the temporary register.
26842 (EPILOGUE_USES): Change to a function call.
26843 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
26844 handlers, we use K0 as the temporary register.
26846 * doc/extend.texi (Function Attributes): Document interrupt,
26847 use_shadow_register_set, keep_interrupts_masked,
26848 use_debug_exception_return for MIPS attributes.
26850 2009-04-03 Alan Modra <amodra@bigpond.net.au>
26852 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
26853 Remove a number of t-files from tmake_file.
26854 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
26855 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
26856 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
26857 target_prototype, not TARGET_PROTOTYPE.
26858 (LINK_OS_GNU_SPEC): Define.
26859 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
26860 and darwin-ldoubdle.c.
26862 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
26865 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
26866 (cpp_options): Ditto.
26867 (default_compilers): Ditto.
26868 (display_help): Ditto.
26869 (process_command): Ditto.
26870 (do_spec_1): Ditto.
26871 (set_input): Use lbasename instead of duplicate code.
26872 (save_temps_prefix): New static for -save-temps=obj.
26873 (save_temps_length): Ditto.
26875 * doc/invoke.texi (-save-temps=obj): Document new variant to
26876 -save-temps switch.
26878 2009-04-02 Jeff Law <law@redhat.com>
26880 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
26883 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
26885 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
26886 * configure: Regenerated.
26888 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
26890 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
26891 share the argument list.
26893 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
26897 2009-02-12 Diego Novillo <dnovillo@google.com>
26899 * varpool.c (debug_varpool): New.
26900 * cgraph.h (debug_varpool): Declare.
26902 2009-04-02 Jan Hubicka <jh@suse.cz>
26904 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
26907 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
26909 * config/i386/i386.c (ix86_abi): Move initialization to ...
26910 (override_options): Here.
26912 2009-04-02 Christian Bruel <christian.bruel@st.com>
26914 * config/sh/sh.c (sh_dwarf_register_span): New function.
26915 (TARGET_DWARF_REGISTER_SPAN): Define.
26916 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
26918 2009-04-02 Ira Rosen <irar@il.ibm.com>
26920 PR tree-optimization/39595
26921 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
26922 interleaved loads group is not greater than the SLP group size.
26924 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
26926 * builtins.c (is_builtin_name): New.
26927 (called_as_built_in): Use is_builtin_name.
26928 * tree.h (is_builtin_name): New.
26929 * varasm.c (incorporeal_function_p): Use is_builtin_name
26931 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
26933 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
26935 2009-04-02 Dodji Seketeli <dodji@redhat.com>
26938 * c-decl.c (clone_underlying_type): Move this ...
26939 * c-common.c (set_underlying_type): ... here.
26940 Also, make sure the function properly sets TYPE_STUB_DECL() on
26941 the newly created typedef variant type.
26942 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
26943 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
26946 2009-04-02 Richard Guenther <rguenther@suse.de>
26948 PR tree-optimization/37221
26949 * tree-flow.h (degenerate_phi_result): Declare.
26950 * tree-ssa-dom.c (degenerate_phi_result): Export.
26951 * tree-scalar-evolution.c (analyze_initial_condition): If
26952 the initial condition is defined by a degenerate PHI node
26953 use the degenerate value.
26955 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
26957 PR rtl-optimization/39588
26958 * combine.c (merge_outer_ops): Do not set the constant when this
26960 (simplify_shift_const_1): Do not modify it either in this case.
26962 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
26964 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
26965 tuning is deprecated if -mtune value is set to an Itanium1 variant.
26967 2009-04-01 Janis Johnson <janis187@us.ibm.com>
26970 * c-lex.c (interpret_float): Default (no suffix) is double.
26972 2009-04-1 Xinliang David Li <davidxl@google.com>
26974 * config/i386/i386.c (legitimate_constant_p): Recognize
26975 all one vector constant.
26977 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26979 * config/vax/vax.c: Add #includes to silence warnings.
26980 Change #include order to silence two warnings.
26982 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26984 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
26985 (ASM_SPEC): Pass -k to the assembler for PIC code.
26987 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26989 * config.gcc: Add vax-*-linux* to the switch.
26990 * config/vax/linux.h: New file. (TARGET_VERSION,
26991 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
26993 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26995 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
26996 Use predicate macros instead of GET_CODE() == foo.
26997 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
26998 ashlsi3, rotrsi3, <unnamed>): Likewise.
27000 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27002 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
27003 jbbccihi, jbbccisi): Remova trailing whitespace.
27004 * config/vax/constraints.md: Likewise.
27005 * config/vax/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
27006 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
27007 * config/vax/predicates.md: Likewise.
27008 * config/vax/vax.c (print_operand_address, vax_output_int_move,
27009 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
27010 * config/vax/vax.h: Likewise.
27011 * config/vax/vax.md (nonlocal_goto): Likewise.
27013 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27015 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
27016 (indirectable_address_p, adjacent_operands_p): Add spaces around
27018 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
27020 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27022 * config/vax/vax.c (legitimate_constant_address_p,
27023 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
27024 index_term_p, reg_plus_index_p, legitimate_address_p,
27025 vax_mode_dependent_address_p): Update comments to match functions
27026 modified by the recent int->bool conversion.
27028 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27030 * config/vax/builtins.md: Update copyright message.
27031 * config/vax/constraints.md: Likewise.
27032 * config/vax/netbsd-elf.h: Likewise.
27033 * config/vax/predicates.md: Likewise.
27034 * config/vax/vax-protos.h: Likewise.
27035 * config/vax/vax.c: Likewise.
27036 * config/vax/vax.h: Likewise.
27037 * config/vax/vax.md: Likewise.
27038 * config/vax/vax.opt: Likewise.
27040 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27042 * config/vax/builtins.md (ffssi2, ffssi2_internal,
27043 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
27044 * config/vax/constraints.md (B, R): Likewise.
27045 * config/vax/predicates.md (external_memory_operand,
27046 nonimmediate_addsub_di_operand): Likewise.
27047 * config/vax/vax.c (vax_output_int_add): Likewise.
27048 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
27049 untyped_call): Likewise.
27051 2009-04-01 Matt Thomas <matt@3am-software.com>
27053 * config/vax/predicates.md: New file.
27054 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
27055 external_const_operand, nonsymbolic_operand, external_memory_operand,
27056 indirect_memory_operand, indexed_memory_operand,
27057 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
27058 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
27060 * config/vax/constraints.md: New file.
27061 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
27063 * config/vax/builtins.md: New file.
27064 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
27065 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
27067 * config/vax/vax.opt (mqmath): Add option.
27068 * config/vax/vax.md (isfx): Extend with DI.
27069 (VAXintQH, VAXintQHSD): Define.
27070 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
27071 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
27072 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
27073 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
27074 (movdi): Update constraints and use vax_output_int_move().
27075 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
27076 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
27077 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
27078 nonlocal_goto): New.
27079 (mov<mode>): Extend accepted operand types.
27080 (subdi3_old): Rename from subdi3, change update constraints and use
27081 a new implementation.
27082 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
27083 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
27084 MOVE_RATIO, CLEAR_RATIO): Define.
27085 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
27086 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
27087 (PRINT_OPERAND): Redefine using a function instead of inlined code.
27088 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
27089 (split_quadword_operands): Make static and really allow variable
27091 (print_operand_address): Update for PIC generation.
27092 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
27093 indexable_address_p, fixup_mathdi_operand,
27094 vax_expand_addsub_di_operands, adjacent_operands_p): New.
27095 (vax_float_literal, legitimate_constant_p,
27096 indirectable_constant_address_p, index_term_p,
27097 reg_plus_index_p): Return bool instead of int.
27098 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
27100 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
27102 (vax_output_conditional_branch): Indent.
27103 (legitimate_constant_address_p, indirectable_constant_address_p,
27104 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
27105 vax_mode_dependent_address_p): Return bool instead of int, update for
27107 * config/vax/vax-protos.h (legitimate_constant_address_p,
27108 legitimate_constant_p, legitimate_address_p,
27109 vax_mode_dependent_address_p): Change declaration to bool.
27110 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
27111 vax_expand_addsub_di_operands, vax_output_int_subtract,
27112 vax_output_movmemsi): Declare.
27113 (split_quadword_operands, vax_float_literal): Delete declaration.
27114 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
27115 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
27116 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
27117 ASM_OUTPUT_DWARF_PCREL): Define.
27118 (ASM_SPEC): Change definition to allow PIC generation.
27120 2009-04-01 Steve Ellcey <sje@cup.hp.com>
27122 * doc/sourcebuild.texi: Update front-end requirements.
27124 2009-04-01 Jakub Jelinek <jakub@redhat.com>
27127 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
27128 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
27129 (booldi3_internal3): Use boolean_or_operator instead of
27132 2009-04-01 Joseph Myers <joseph@codesourcery.com>
27135 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
27136 declarator whose size is not an integer constant expression but
27137 folds to an integer constant, then treat it as a constant
27140 2009-04-01 Richard Guenther <rguenther@suse.de>
27142 * fold-const.c (fold_plusminus_mult_expr): Do not fold
27143 i * 4 + 2 to (i * 2 + 1) * 2.
27145 2009-04-01 Jakub Jelinek <jakub@redhat.com>
27148 * c-parser.c (c_parser_asm_statement): Skip until close paren and
27149 return if c_parser_asm_string_literal returned NULL.
27151 2009-04-01 Nick Clifton <nickc@redhat.com>
27153 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
27155 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
27156 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
27157 other typedefs to avoid conflicts with libgcc2.c. Define labels
27158 to gain 16-bit bit-manipulation functions from libgcc2.c and then
27160 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
27161 to gain 16-bit trapping arithmetic functions from libgcc2.c and
27164 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
27166 * varasm.c (default_function_rodata_section): Declare DOT as
27169 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
27170 Andrey Galkin <agalkin@hypercom.com>
27173 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
27174 Make object_name unique for each process.
27176 2009-04-01 Jakub Jelinek <jakub@redhat.com>
27179 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
27180 addressable variables in the parallel that could go out of scope while
27181 running queued tasks.
27183 2009-04-01 Anatoly Sokolov <aesok@post.ru>
27185 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
27186 (CASE_VALUES_THRESHOLD): Redefine.
27187 * config/avr/avr.c (avr_override_options): Remove initialization of
27188 avr_case_values_threshold variable.
27189 (avr_case_values_threshold): Remove variable. Add new function.
27190 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
27191 * config/avr/avr.opt (mno-tablejump): Remove option.
27192 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
27194 2009-04-01 DJ Delorie <dj@redhat.com>
27196 * varasm.c (default_function_rodata_section): Don't assume
27197 anything about where the first '.' in the section name is.
27199 2009-04-01 Alan Modra <amodra@bigpond.net.au>
27201 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
27202 rs6000_emit_stack_tie.
27204 2009-03-31 Ian Lance Taylor <iant@google.com>
27206 * tree-eh.c (tree_remove_unreachable_handlers): Compare
27207 gimple_code with GIMPLE_RESX, not RESX.
27209 2009-03-31 Joseph Myers <joseph@codesourcery.com>
27211 * c-common.c (c_get_ident): New.
27212 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
27214 2009-04-01 Ben Elliston <bje@au.ibm.com>
27216 * config/rs6000/sysv4.opt (msdata): Improve option description.
27218 2009-03-31 Steve Ellcey <sje@cup.hp.com>
27220 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
27221 (divdf3_internal_lat): Remove.
27222 (divxf3_internal_lat): Remove.
27223 (divxf3_internal_thr): Remove.
27224 (divxf): Use divxf3_internal.
27225 * config/ia64/div.md (divsf3_internal_lat): New.
27226 (divdf3_internal_lat): New.
27227 (divxf3_internal): New.
27229 2009-03-31 Joseph Myers <joseph@codesourcery.com>
27232 * Makefile.in (USE_GCC_STDINT): Define.
27233 (stmp-int-hdrs): Install stdint.h if applicable.
27234 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
27236 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
27237 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
27238 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
27239 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
27240 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
27241 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
27242 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
27243 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
27244 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
27245 (c_common_nodes_and_builtins): Initialize
27246 underlying_wchar_type_node. Do not initialize
27247 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
27248 nodes for new types.
27249 (c_stddef_cpp_builtins): Define macros for new types.
27250 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
27252 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
27253 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
27254 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
27255 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
27256 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
27257 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
27258 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
27259 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
27260 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
27261 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
27262 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
27263 int16_type_node, int32_type_node, int64_type_node,
27264 uint8_type_node, uint16_type_node, c_uint32_type_node,
27265 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
27266 int_least32_type_node, int_least64_type_node,
27267 uint_least8_type_node, uint_least16_type_node,
27268 uint_least32_type_node, uint_least64_type_node,
27269 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
27270 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
27271 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
27272 uintptr_type_node): Define.
27273 * c-cppbuiltin.c (builtin_define_constants,
27274 builtin_define_type_minmax): New.
27275 (builtin_define_stdint_macros): Define more macros.
27276 (c_cpp_builtins): Define more limit macros.
27277 (type_suffix): New.
27278 (builtin_define_type_max): Define in terms of
27279 builtin_define_type_minmax. Remove is_long parameter. All
27281 * config.gcc (use_gcc_stdint): Define.
27282 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
27283 Add newlib-stdint.h for generic targets.
27284 * config/glibc-stdint.h, config/newlib-stdint.h,
27285 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
27286 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
27287 * config/score/score.h (UINTPTR_TYPE): Define.
27288 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
27289 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
27290 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
27291 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
27292 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
27293 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
27294 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
27295 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
27296 * config/spu/spu.h (STDINT_LONG32): Define.
27297 * configure.ac (use_gcc_stdint): Substitute.
27298 * configure: Regenerate.
27299 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
27300 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
27301 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
27302 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
27303 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
27304 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
27305 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
27306 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
27307 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
27308 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
27309 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
27310 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
27311 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
27312 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
27313 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
27314 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
27315 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
27316 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
27317 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
27318 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
27319 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
27320 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
27321 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
27322 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
27323 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
27324 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
27325 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
27326 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
27327 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
27329 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
27331 * loop-iv.c (suitable_set_for_replacement): Renamed from
27332 simplify_using_assignment; changed to return bool and to accept new
27333 args DEST and SRC. Return true iff we find a source/destination pair
27334 that can be used to make a replacement, and fill SRC and DEST if so.
27335 Remove arg ALTERED. Don't deal with altered regs here. All callers
27337 (simplify_using_initial_values): Deal with altered regs here and track
27338 more precisely the effect they have on the validity of our expression.
27340 * loop-iv.c (simplify_using_condition): A condition of the form
27341 (EQ REG CONST) can be used to simply make a substitution.
27342 (simplify_using_initial_values): Keep track of conditions we have seen
27343 and keep using them to simplify new expressions, while applying the
27344 same substitutions to them as to the expression.
27346 * simplify-rtx.c (simplify_relational_operation_1): Simplify
27347 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
27350 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
27351 changed. Use this when trying to improve the upper bound.
27352 Generate the comparison by using simplify_gen_relational.
27354 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
27356 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
27358 (simplify_using_assignment, simplify_using_initial_values): Call
27359 replace_in_expr to make replacements. Call replace_single_def_regs
27360 once on the initial version of the expression.
27362 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
27365 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
27367 2009-03-31 Richard Guenther <rguenther@suse.de>
27369 PR middle-end/31029
27370 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
27371 equality comparisons. Fold C - X CMP X if C % 2 == 1.
27373 2009-03-31 Richard Guenther <rguenther@suse.de>
27375 * tree.h (div_if_zero_remainder): Declare.
27376 * fold-const.c (div_if_zero_remainder): Export.
27377 * tree-ssa-forwprop.c
27378 (forward_propagate_addr_into_variable_array_index): Handle
27379 constant array index addition outside of the variable index.
27381 2009-03-31 Joseph Myers <joseph@codesourcery.com>
27384 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
27385 define_splits, floatunssi<mode>2): Require x87 conversions from
27386 DImode to be permitted.
27388 2009-03-31 Joseph Myers <joseph@codesourcery.com>
27390 PR preprocessor/15638
27391 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
27393 2009-03-31 Richard Guenther <rguenther@suse.de>
27395 PR middle-end/23401
27396 PR middle-end/27810
27397 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
27398 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
27399 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
27400 a separate statement.
27401 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
27402 (lookup_tmp_var): Likewise.
27403 (is_gimple_formal_tmp_or_call_rhs): Remove.
27404 (is_gimple_reg_or_call_rhs): Rename to ...
27405 (is_gimple_reg_rhs_or_call): ... this.
27406 (is_gimple_mem_or_call_rhs): Rename to ...
27407 (is_gimple_mem_rhs_or_call): ... this.
27408 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
27409 DECL_GIMPLE_REG_P only if is_formal is true.
27410 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
27411 for non-proper post-modify expression gimplification.
27412 (gimplify_self_mod_expr): For post-modify expressions gimplify
27413 the lvalue to a minimal lvalue.
27414 (rhs_predicate_for): Remove formal temp case.
27415 (gimplify_modify_expr_rhs): Likewise.
27416 (gimplify_addr_expr): Use is_gimple_reg.
27417 (gimplify_expr): Remove formal temp cases.
27418 (gimple_regimplify_operands): Likewise.
27419 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
27420 and FILTER_EXPR like constants.
27421 * gimple.c (walk_gimple_op): Fix val_only initialization, use
27423 (is_gimple_formal_tmp_rhs): Remove.
27424 (is_gimple_reg_rhs): Remove special casing.
27425 (is_gimple_mem_rhs): Fix.
27426 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
27427 (is_gimple_formal_tmp_var): Remove.
27428 (is_gimple_formal_tmp_reg): Likewise.
27429 (is_gimple_min_lval): Allow invariant component ref parts.
27430 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
27431 is_gimple_formal_tmp_reg): Remove declarations.
27432 * tree-cfg.c (verify_expr): Verify that variables with address
27433 taken do not have DECL_GIMPLE_REG_P set.
27434 * tree-mudflap.c (mf_build_check_statement_for): Use
27435 force_gimple_operand instead of gimplify_expr.
27437 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
27439 * modulo-sched.c (sms_schedule_by_order): Pass the actual
27440 schedulable rows to compute_split_row.
27442 2009-03-31 Ben Elliston <bje@au.ibm.com>
27445 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
27448 2009-03-31 Alan Modra <amodra@bigpond.net.au>
27450 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
27451 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
27452 * configure: Regenerate.
27453 * config.in: Regenerate.
27454 * config/rs6000/rs6000.opt (mtls-markers): Add.
27455 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
27456 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
27457 (tls_ld_aix, tls_ld_sysv): Likewise.
27458 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
27459 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
27461 2009-03-31 Alan Modra <amodra@bigpond.net.au>
27463 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
27465 2009-03-30 Jan Hubicka <jh@suse.cz>
27467 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
27469 (tree_remove_unreachable_handlers): Cleanup EH predecestor
27470 detection and label handling.
27472 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
27474 * ira-int.h (ira_allocno): Rename left_conflicts_num to
27475 left_conflicts_size.
27476 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
27477 ALLOCNO_LEFT_CONFLICTS_SIZE.
27479 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
27480 remove_allocno_from_bucket_and_push,
27481 allocno_spill_priority_compare, push_allocnos_to_stack,
27482 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
27483 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
27484 (setup_allocno_left_conflicts_num): Ditto. Rename to
27485 setup_allocno_left_conflicts_size.
27486 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
27487 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
27488 setup_allocno_left_conflicts_size instead of
27489 setup_allocno_left_conflicts_num.
27491 * ira-build.c (ira_create_allocno): Use
27492 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
27493 ALLOCNO_LEFT_CONFLICTS_NUM.
27495 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
27497 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
27498 instead of DF_LR_OUT.
27500 * ira-lives.c (process_bb_node_lives): Ditto.
27502 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
27503 instead of DF_LR_{OUT,IN}.
27505 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
27507 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
27509 2009-03-30 Jan Hubicka <jh@suse.cz>
27511 * except.c (label_to_region_map): Fix thinko.
27513 2009-03-30 Steve Ellcey <sje@cup.hp.com>
27515 PR middle-end/38237
27516 * tree.h (tree_find_value): New declaration.
27517 * tree.c (tree_find_value): New function.
27518 * varasm.c (assemble_external): Avoid duplicate entries on lists.
27520 2009-03-30 Jakub Jelinek <jakub@redhat.com>
27523 * c-decl.c (struct c_binding): Add locus field.
27524 (bind): Add locus argument, set locus field from it.
27525 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
27526 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
27527 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
27528 implicitly_declare, undeclared_variable, lookup_label,
27529 declare_label, c_make_fname_decl, c_builtin_function,
27530 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
27533 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
27536 * config/i386/i386.c (classify_argument): Check total size of
27539 2009-03-30 Martin Jambor <mjambor@suse.cz>
27541 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
27542 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
27543 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
27546 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
27547 seen_variable_array_ref while also traversing a union.
27549 * tree-inline.c (optimize_inline_calls): Do not call
27550 cgraph_node_remove_callees.
27551 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
27552 (pass_remove_cgraph_callee_edges): New variable.
27553 * passes.c (init_optimization_passes): Add
27554 pass_remove_cgraph_callee_edges after early inlining and before all
27555 late intraprocedural passes.
27557 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
27559 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27561 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
27562 Fix typos in names.
27564 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27566 * combine.c (simplify_comparison): Use have_insn_for.
27567 * dojump.c (do_jump): Likewise.
27569 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27571 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
27572 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
27573 sparc_compare_op0 like sparc_compare_emitted used to be handled.
27574 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
27575 instead of sparc_compare_emitted.
27576 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
27577 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
27578 instead of sparc_compare_emitted.
27580 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27582 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
27583 enter/exit cfglayout mode.
27584 (pass_partition_block): Require it.
27585 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
27586 (combine_instructions): Track basic blocks instead of labels.
27587 (update_cfg_for_uncondjump): New.
27588 (try_combine): Use it. Update jumps after rescanning.
27589 (pass_combine): Require PROP_cfglayout.
27590 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
27592 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27594 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
27595 Provide/destroy PROP_cfglayout respectively.
27596 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
27597 * tree-pass.h (PROP_cfglayout): New.
27599 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27601 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
27602 fold_convert_const_fixed_from_fixed,
27603 fold_convert_const_fixed_from_int,
27604 fold_convert_const_fixed_from_real, fold_negate_const): Do not
27605 set TREE_CONSTANT_OVERFLOW.
27606 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
27607 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
27609 2009-03-30 Ira Rosen <irar@il.ibm.com>
27611 * tree-vect-loop-manip.c: New file.
27612 * tree-vectorizer.c: Update documentation and included files.
27613 (vect_loop_location): Make extern.
27614 (rename_use_op): Move to tree-vect-loop-manip.c
27615 (rename_variables_in_bb, rename_variables_in_loop,
27616 slpeel_update_phis_for_duplicate_loop,
27617 slpeel_update_phi_nodes_for_guard1,
27618 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
27619 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
27620 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
27621 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
27622 find_loop_location): Likewise.
27623 (new_stmt_vec_info): Move to tree-vect-stmts.c.
27624 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
27625 get_vectype_for_scalar_type, vect_is_simple_use,
27626 supportable_widening_operation, supportable_narrowing_operation):
27628 (bb_in_loop_p): Move to tree-vect-loop.c.
27629 (new_loop_vec_info, destroy_loop_vec_info,
27630 reduction_code_for_scalar_code, report_vect_op,
27631 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
27632 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
27633 (vect_supportable_dr_alignment): Likewise.
27634 * tree-vectorizer.h (tree-data-ref.h): Include.
27635 (vect_loop_location): Declare.
27636 Reorganize function declarations according to the new file structure.
27637 * tree-vect-loop.c: New file.
27638 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
27639 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
27640 * tree-vect-data-refs.c: New file.
27641 * tree-vect-patterns.c (timevar.h): Don't include.
27642 * tree-vect-stmts.c: New file.
27643 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
27644 tree-vect-slp.c, tree-vect-loop.c.
27645 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
27646 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
27647 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
27648 (tree-vect-analyze.o): Remove.
27649 (tree-vect-transform.o): Likewise.
27650 (tree-vect-data-refs.o): Add rule.
27651 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
27652 tree-vect-slp.o): Likewise.
27653 (tree-vect-patterns.o): Remove redundant dependencies.
27654 (tree-vectorizer.o): Likewise.
27655 * tree-vect-slp.c: New file.
27657 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27659 * optc-gen.awk: Warn if an option flag has multiple different
27662 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
27664 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
27665 -floop-block): Document dependences on PPL, CLooG and Graphite.
27667 2009-03-30 Joseph Myers <joseph@codesourcery.com>
27669 PR rtl-optimization/323
27670 * c-common.c (c_fully_fold, convert_and_check,
27671 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
27672 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
27673 * c-common.def (EXCESS_PRECISION_EXPR): New.
27674 * c-cppbuiltin.c (builtin_define_float_constants): Define
27675 constants with enough digits for long double.
27676 * c-lex.c (interpret_float): Interpret constant with excess
27677 precision where appropriate.
27678 * c-opts.c (c_common_post_options): Set
27679 flag_excess_precision_cmdline. Give an error for
27680 -fexcess-precision=standard for C++ for processors where the
27681 option is significant.
27682 * c-parser.c (c_parser_conditional_expression): Handle excess
27683 precision in condition.
27684 * c-typeck.c (convert_arguments): Handle arguments with excess
27686 (build_unary_op): Move excess precision outside operation.
27687 (build_conditional_expr): Likewise.
27688 (build_compound_expr): Likewise.
27689 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
27690 (build_modify_expr): Handle excess precision in RHS.
27691 (convert_for_assignment): Handle excess precision in converted
27693 (digest_init, output_init_element, process_init_element): Handle
27694 excess precision in initializer.
27695 (c_finish_return): Handle excess precision in return value.
27696 (build_binary_op): Handle excess precision in operands and add
27697 excess precision as needed for operation.
27698 * common.opt (-fexcess-precision=): New option.
27699 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
27700 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
27701 For standard excess precision, output explicit conversion to and
27702 truncation from XFmode.
27703 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
27704 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
27705 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
27706 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
27707 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
27708 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
27709 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
27710 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
27711 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
27712 define_splits, sqrt<mode>2): Disable where appropriate for
27713 standard excess precision.
27714 * convert.c (convert_to_real): Do not shorten arithmetic to type
27715 for which excess precision would be used.
27716 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
27717 * doc/invoke.texi (-fexcess-precision=): Document option.
27718 (-mfpmath=): Correct index entry.
27719 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
27720 flag_excess_precision): New.
27721 * langhooks.c (lhd_post_options): Set
27722 flag_excess_precision_cmdline.
27723 * opts.c (common_handle_option): Handle -fexcess-precision=.
27724 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
27725 init_excess_precision): New.
27726 (lang_dependent_init_target): Call init_excess_precision.
27727 * tree.c (excess_precision_type): New.
27728 * tree.h (excess_precision_type): Declare.
27730 2009-03-30 Joseph Myers <joseph@codesourcery.com>
27733 * c-typeck.c (build_component_ref): Do not copy qualifiers from
27734 non-lvalue to component.
27736 2009-03-29 Joseph Myers <joseph@codesourcery.com>
27738 PR preprocessor/34695
27739 * Makefile.in (c-opts.o): Depend on c-tree.h.
27740 * c-common.c: Move down include of diagnostic.h.
27741 (done_lexing, c_cpp_error): New.
27742 * c-common.h (done_lexing): Declare.
27743 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
27745 * c-opts.c: Include c-tree.h.
27746 (c_common_init_options): Set preprocessor error callback.
27747 (c_common_handle_option): Do not set preprocessor
27748 inhibit_warnings, warnings_are_errors, warn_system_headers,
27749 pedantic_errors or inhibit_warnings flags.
27750 (c_common_post_options): Do not check cpp_errors (parse_in).
27751 (c_common_finish): Do not output dependencies if there were
27752 errors. Do not check return value of cpp_finish.
27753 * c-ppoutput.c (pp_file_change): Set input_location.
27754 * c-tree.h (c_cpp_error): Declare.
27755 * diagnostic.c (diagnostic_set_info_translated): Also initialize
27757 (diagnostic_build_prefix): Check override_column.
27758 * diagnostic.h (diagnostic_info): Add override_column field.
27759 (diagnostic_override_column): Define.
27761 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
27763 * c-common.c (c_expand_expr, c_staticp): Remove.
27764 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
27765 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
27766 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
27767 * c-gimplify.c (gimplify_compound_literal_expr,
27768 optimize_compound_literals_in_ctor): Remove.
27769 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
27770 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
27771 * c-semantics.c (emit_local_var): Remove.
27773 * langhooks-def.h (lhd_expand_expr): Remove.
27774 * langhooks.c (lhd_expand_expr): Remove.
27775 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
27777 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
27778 handling from c-semantics.c; don't call into langhook.
27779 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
27780 * gimplify.c (gimplify_compound_literal_expr,
27781 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
27782 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
27783 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
27784 as was done in c-gimplify.c.
27785 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
27786 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
27787 Move from c-common.h.
27788 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
27790 * tree.c (staticp): Do not call langhook.
27791 * langhooks.c (lhd_staticp): Delete.
27792 * langhooks-def.h (lhd_staticp): Delete prototype.
27793 (LANG_HOOKS_STATICP): Delete.
27794 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
27796 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
27797 instead of DECL_STMTs.
27799 2009-03-29 Joseph Myers <joseph@codesourcery.com>
27807 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
27809 (fold_call_expr): Return a NOP_EXPR from folding rather than the
27810 contained expression.
27811 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
27812 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
27813 conditional expressions for C.
27814 (decl_constant_value_for_optimization): Move from
27815 decl_constant_value_for_broken_optimization in c-typeck.c. Check
27816 whether optimizing and that the expression is a VAR_DECL not of
27817 array type instead of doing such checks in the caller. Do not
27818 check pedantic. Call gcc_unreachable for C++.
27819 * c-common.def (C_MAYBE_CONST_EXPR): New.
27820 * c-common.h (c_fully_fold, c_save_expr,
27821 decl_constant_value_for_optimization): New prototypes.
27822 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
27823 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
27824 EXPR_INT_CONST_OPERANDS): Define.
27825 * c-convert.c (convert): Strip nops from expression.
27826 * c-decl.c (groktypename): Take extra parameters expr and
27827 expr_const_operands. Update call to grokdeclarator.
27828 (start_decl): Update call to grokdeclarator. Add statement for
27829 expressions used in type of decl.
27830 (grokparm): Update call to grokdeclarator.
27831 (push_parm_decl): Update call to grokdeclarator.
27832 (build_compound_literal): Add parameter non_const and build a
27833 C_MAYBE_COSNT_EXPR if applicable.
27834 (grokdeclarator): Take extra parameters expr and
27835 expr_const_operands. Track expressions used in declaration
27836 specifiers and declarators. Fold array sizes and track whether
27837 they are constant expressions and whether they are integer
27838 constant expressions.
27839 (parser_xref_tag): Set expr and expr_const_operands fields in
27841 (grokfield): Update call to grokdeclarator.
27842 (start_function): Update call to grokdeclarator.
27843 (build_null_declspecs): Set expr and expr_const_operands fields in
27845 (declspecs_add_type): Handle expressions in typeof specifiers.
27846 * c-parser.c (c_parser_declspecs): Set expr and
27847 expr_const_operands fields for declaration specifiers.
27848 (c_parser_enum_specifier): Likewise.
27849 (c_parser_struct_or_union_specifier): Likewise.
27850 (c_parser_typeof_specifier): Likewise. Update call to
27851 groktypename. Fold expression as needed. Return expressions with
27852 type instead of adding statements.
27853 (c_parser_attributes): Update calls to c_parser_expr_list.
27854 (c_parser_statement_after_labels): Fold expression before passing
27855 to objc_build_throw_stmt.
27856 (c_parser_condition): Fold expression.
27857 (c_parser_asm_operands): Fold expression.
27858 (c_parser_conditional_expression): Use c_save_expr. Update call
27859 to build_conditional_expr.
27860 (c_parser_alignof_expression): Update call to groktypename.
27861 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
27862 original_code. Fold expression argument of va_arg. Create
27863 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
27864 argument to va_arg. Update calls to groktypename. Fold array
27865 index for offsetof. Verify that first argument to
27866 __builtin_choose_expr has integer type.
27867 (c_parser_postfix_expression_after_paren_type): Update calls to
27868 groktypename and build_compound_literal. Handle expressions with
27869 side effects in type name.
27870 (c_parser_postfix_expression_after_primary): Update call to
27871 c_parser_expr_list. Set original_code for calls to
27872 __builtin_constant_p.
27873 (c_parser_expr_list): Take extra parameter fold_p. Fold
27874 expressions if requested.
27875 (c_parser_objc_type_name): Update call to groktypename.
27876 (c_parser_objc_synchronized_statement): Fold expression.
27877 (c_parser_objc_receiver): Fold expression.
27878 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
27879 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
27880 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
27881 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
27882 (struct c_typespec): Add elements expr and expr_const_operands.
27883 (struct c_declspecs): Add elements expr and expr_const_operands.
27884 (groktypename, build_conditional_expr, build_compound_literal):
27886 (in_late_binary_op): Declare.
27887 * c-typeck.c (note_integer_operands): New function.
27888 (in_late_binary_op): New variable.
27889 (decl_constant_value_for_broken_optimization): Move to c-common.c
27890 and rename to decl_constant_value_for_optimization.
27891 (default_function_array_conversion): Do not strip nops.
27892 (default_conversion): Do not call
27893 decl_constant_value_for_broken_optimization.
27894 (build_array_ref): Do not fold result.
27895 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
27896 result when operand is a VLA.
27897 (c_expr_sizeof_type): Update call to groktypename. Handle
27898 expressions included in type name. Use C_MAYBE_CONST_EXPR for
27899 result when operand names a VLA type.
27900 (build_function_call): Update call to build_compound_literal.
27901 Only fold result for calls to __builtin_* functions. Strip
27902 NOP_EXPR from INTEGER_CST returned from such functions. Fold
27903 the function designator.
27904 (convert_arguments): Fold arguments. Update call to
27905 convert_for_assignment.
27906 (build_unary_op): Handle increment and decrement of
27907 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
27908 decrement earlier. Fold operand of increment and decrement.
27909 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
27910 built for integer operand. Wrap returns that are INTEGER_CSTs
27911 without being integer constant expressions or that have integer
27912 constant operands without being INTEGER_CSTs.
27913 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
27914 (build_conditional_expr): Add operand ifexp_bcp. Track whether
27915 result is an integer constant expression or can be used in
27916 unevaluated parts of one and avoid folding and wrap as
27917 appropriate. Fold operands before possibly doing -Wsign-compare
27919 (build_compound_expr): Wrap result for C99 if operands can be used
27920 in integer constant expressions.
27921 (build_c_cast): Update call to digest_init. Do not ignore
27922 overflow from casting floating-point constants to integers. Wrap
27923 results that could be confused with integer constant expressions,
27924 null pointer constants or floating-point constants.
27925 (c_cast_expr): Update call to groktypename. Handle expressions
27926 included in type name.
27927 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
27928 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
27929 Update calls to convert_for_assignment.
27930 (convert_for_assignment): Take new parameter
27931 null_pointer_constant. Do not strip nops or call
27932 decl_constant_value_for_broken_optimization. Set
27933 in_late_binary_op for conversions to boolean.
27934 (store_init_value): Update call to digest_init.
27935 (digest_init): Take new parameter null_pointer_constant. Do not
27936 call decl_constant_value_for_broken_optimization. pedwarn for
27937 initializers not constant expressions. Update calls to
27938 convert_for_assignment.
27939 (constructor_nonconst): New.
27940 (struct constructor_stack): Add nonconst element.
27941 (really_start_incremental_init, push_init_level, pop_init_level):
27942 Handle constructor_nonconst and nonconst element.
27943 (set_init_index): Call constant_expression_warning for array
27945 (output_init_element): Fold value. Set constructor_nonconst as
27946 applicable. pedwarn for initializers not constant expressions.
27947 Update call to digest_init. Call constant_expression_warning
27948 where constant initializers are required.
27949 (process_init_element): Use c_save_expr.
27950 (c_finish_goto_ptr): Fold expression.
27951 (c_finish_return): Fold return value. Update call to
27952 convert_for_assignment.
27953 (c_start_case): Fold switch expression.
27954 (c_process_expr_stmt): Fold expression.
27955 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
27956 ensure statement expression is not evaluated in constant expression.
27957 (build_binary_op): Track whether results are integer constant
27958 expressions or may occur in such, disable folding and wrap results
27959 as applicable. Fold operands for -Wsign-compare warnings unless
27961 (c_objc_common_truthvalue_conversion): Handle results folded to
27962 integer constants that are not integer constant expressions.
27963 * doc/extend.texi: Document when typeof operands are evaluated,
27964 that condition of __builtin_choose_expr is an integer constant
27965 expression, and more about use of __builtin_constant_p in
27968 2009-03-29 Richard Guenther <rguenther@suse.de>
27970 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
27971 propagate addresses of array references.
27973 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
27975 * regmove.c (perhaps_ends_bb_p): Remove.
27976 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
27977 from INSN and check that the main loop stays within that basic block.
27978 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
27979 (regmove_forward_pass): Split out from regmove_optimize. Use
27980 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
27981 (regmove_backward_pass): Split out from regmove_optimize. Use
27982 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
27983 (regmove_optimize): Simplify.
27985 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
27988 * config/i386/i386.c (classify_argument): Ignore flexible array
27989 member in struct and warn ABI change.
27991 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
27993 * config/i386/i386-protos.h (ix86_agi_dependent): New.
27995 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
27996 (ix86_adjust_cost): Updated.
27998 2009-03-29 Jan Hubicka <jh@suse.cz>
28000 PR middle-end/28850
28001 * tree-pass.h (pass_cleanup_eh): New function.
28002 (remove_unreachable_regions): Break code handling RTL
28003 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
28004 that can not be reached by runtime.
28005 (can_be_reached_by_runtime): New function.
28006 (label_to_region_map): New function.
28007 (num_eh_regions): New function.
28008 (rtl_remove_unreachable_regions): New function.
28009 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
28010 (remove_eh_region): New function.
28011 * except.h: Include sbitmap and vecprim.
28012 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
28013 num_eh_regions): Declare.
28014 * passes.c (init_optimization_passes): Schedule cleanup_eh.
28015 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
28016 * tree-eh.c (tree_remove_unreachable_handlers): New function.
28017 (tree_empty_eh_handler_p): New function.
28018 (cleanup_empty_eh): New function.
28019 (cleanup_eh): New function.
28020 (pass_cleanup_eh): New function.
28022 2009-03-29 Jan Hubicka <jh@suse.cz>
28024 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
28025 for removed regions.
28027 2009-03-29 Jan Hubicka <jh@suse.cz>
28029 * except.c (dump_eh_tree): Dump all datastructures.
28031 2009-03-29 Jan Hubicka <jh@suse.cz>
28033 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
28034 (duplicate_eh_regions_1): Likewise.
28035 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
28036 vector; call EH verification.
28037 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
28038 Be ready for region being removed.
28040 2009-03-29 Jan Hubicka <jh@suse.cz>
28042 * bitmap.c (bitmap_last_set_bit): New function.
28043 * bitmap.h (bitmap_last_set_bit): Declare.
28045 2009-03-29 David Ayers <ayers@fsfe.org>
28048 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
28049 by calling objc_compare_types and surpress warnings about
28050 incompatible C pointers that are compatible ObjC pointers.
28052 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
28054 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
28055 call initialize_inline_failed.
28056 (initialize_inline_failed): Move it from here ...
28057 * cgraph.c (initialize_inline_failed): ... to here.
28058 (cgraph_create_edge): Call initialize_inline_failed rather than
28059 setting inline_failed directly.
28061 2009-03-29 Ben Elliston <bje@au.ibm.com>
28064 * sysv4.opt (msdata): Improve comment.
28065 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
28066 * sysv4.h (SVR4_ASM_SPEC): Likewise.
28068 2009-03-29 Ben Elliston <bje@au.ibm.com>
28071 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
28072 load and store attributes.
28074 2009-03-29 Ben Elliston <bje@au.ibm.com>
28076 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
28077 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
28078 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
28079 * doc/extend.texi (X86 Built-in Functions): Add index entries for
28080 __builtin_infq and __builtin_huge_valq.
28082 2009-03-28 Anatoly Sokolov <aesok@post.ru>
28084 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
28086 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
28087 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
28089 2009-03-28 Xinliang David Li <davidxl@google.com>
28091 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
28092 (do_dbg_cnt): New function.
28094 2009-03-28 Jan Hubicka <jh@suse.cz>
28096 Merge from pretty-ipa:
28098 2009-03-27 Jan Hubicka <jh@suse.cz>
28100 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
28101 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
28102 * passes.c (function_called_by_processed_nodes_p): New.
28103 * ipa-pure-const.c (check_call): Fix handling of operands.
28104 (analyze_function): Dump debug output for skipped bodies.
28105 (local_pure_const): Use function_called_by_processed_nodes_p.
28106 * dwarf2out.c (reference_to_unused): Use output.
28107 * passes.c (do_per_function_toporder): Likewise.
28109 2008-11-12 Jan Hubicka <jh@suse.cz>
28111 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
28112 * ipa-pure-const.c (funct_state_d): Add can throw field; make
28113 state_set_in_source enum
28114 (check_decl): Ignore memory tags; do not set fake looping flags;
28116 (check_operand, check_tree, check_rhs_var, check_lhs_var,
28117 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
28118 (check_call, analyze_function): Rewrite.
28120 (add_new_function): Update call of analyze_function.
28121 (generate_summary): Add call of analyze_function.
28122 (propagate): Propagate can_throw; handle state_set_in_source correctly.
28123 (local_pure_const): New function.
28124 (pass_local_pure_const): New pass.
28125 * ipa-inline.c (inline_transform): Set after_inlining.
28126 * tree-eh.c (stmt_can_throw_external): New.
28127 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
28128 work with aliasing built.
28129 * tree-flow.h (stmt_can_throw_external): New.
28130 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
28131 and local pure/const pass in early and late optimization queue.
28133 2009-03-28 Martin Jambor <mjambor@suse.cz>
28135 * fold-const.c (get_pointer_modulus_and_residue): New parameter
28137 (fold_binary): Allow function decl aligment consideration is the
28138 second argument is integer constant one.
28139 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
28140 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
28141 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
28143 2009-03-28 Jan Hubicka <jh@suse.cz>
28145 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
28146 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
28147 * function.h (rtl_data): Add nothrow flag.
28148 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
28149 set DECL_NOTHROW for AVAILABLE functions.
28151 2009-03-28 Jakub Jelinek <jakub@redhat.com>
28153 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
28154 following vector keyword has expansion starting with pixel or bool
28155 keyword, expand vector to __vector and pixel or bool to __pixel or
28159 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
28160 warn_if_disallowed_function_p): Removed.
28161 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
28162 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
28163 warning_if_disallowed_function_p.
28164 * flags.h (warn_if_disallowed_function_p,
28165 warn_disallowed_functions): Removed.
28166 * common.opt (Wdisallowed-function-list=): Removed.
28167 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
28169 2009-03-28 Richard Guenther <rguenther@suse.de>
28171 PR tree-optimization/38723
28172 * tree-ssa-pre.c (compute_avail): Add all default definitions to
28175 2009-03-28 Jan Hubicka <jh@suse.cz>
28177 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
28178 test introduced by my previous patch.
28180 2009-03-28 Richard Guenther <rguenther@suse.de>
28182 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
28183 the PHIs value undefined.
28185 2009-03-28 Jan Hubicka <jh@suse.cz>
28187 * tree-pass.h (pass_fixup_cfg): New pass.
28188 * ipa-inline.c (inline_transform): Set
28189 always_inline_functions_inlined/after_inlining.
28190 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
28191 (pass_fixup_cfg): New pass.
28192 * passes.c (init_optimization_passes): Add fixup_cfg.
28194 2009-03-28 Richard Guenther <rguenther@suse.de>
28196 PR tree-optimization/38458
28197 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
28198 argument use the arguments copy-of value.
28200 2009-03-28 Richard Guenther <rguenther@suse.de>
28202 PR tree-optimization/38180
28203 * tree-ssa-ccp.c (get_default_value): Simplify.
28204 (likely_value): Likewise.
28205 (surely_varying_stmt_p): Properly handle VOP case.
28206 (ccp_initialize): Likewise.
28207 (ccp_fold): Handle propagating through *&.
28208 (fold_const_aggregate_ref): Also handle decls.
28210 2009-03-28 Jan Hubicka <jh@suse.cz>
28212 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
28213 * cgraph.h (cgraph_node): Likewise.
28214 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
28215 (cgraph_reset_node): Use process flag.
28216 (cgraph_mark_functions_to_output): Likewise.
28217 (cgraph_expand_function): Likewise.
28218 (cgraph_expand_all_functions): Likewise.
28219 (cgraph_output_in_order): Likewise.
28220 * dwarf2out.c (reference_to_unused): Likewise.
28221 * passes.c do_per_function_toporder): Likewise.
28223 2009-03-28 Jan Hubicka <jh@suse.cz>
28225 Bring from lto-branch:
28227 2008-09-03 Doug Kwan <dougkwan@google.com>
28229 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
28230 enums instead of reason strings.
28231 * cgraph.c (cgraph_create_edge): Same.
28232 (cgraph_inline_failed_string): New function.
28233 * cgraph.h (cgraph_inline_failed_t): New enum type.
28234 (cgraph_inline_failed_string): New prototype.
28235 (struct cgraph_edge): Change type of INLINED_FAILED from constant
28236 char pointer to cgraph_inline_failed_t.
28237 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
28238 (cgraph_default_inline_p): Ditto.
28239 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
28240 to cgraph_inline_failed_t pointer.
28241 * cif-code.def: New file.
28242 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
28244 (cgraph_check_inline_limits): Change type of REASON to pointer to
28245 cgraph_inline_failed_t. Replace reason strings with enums.
28246 (cgraph_default_inline_p): Ditto.
28247 (cgraph_recursive_inlining_p): Ditto.
28248 (update_caller_keys): Change type of FAILED_REASON to
28249 cgraph_inline_failed_t.
28250 (cgraph_set_inline_failed): Change type of REASON to pointer to
28251 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
28252 convert enums to strings for text output.
28253 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
28254 to be of type cgraph_inline_failed_t. Replace reason strings with
28255 enums. Call cgraph_inline_failed_string to covert enums
28256 to strings for text output.
28257 (cgraph_decide_inlining): Replace reason strings with enums.
28258 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
28259 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
28261 * tree-inline.c (expand_call_inline): Change type of REASON
28262 to cgraph_inline_failed_t. Replace reason strings with enums.
28263 Call cgraph_inline_failed_string for text output.
28264 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
28267 2009-03-28 Jan Hubicka <jh@suse.cz>
28269 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
28270 cgraph_clone_node): Remove master clone handling.
28271 (cgraph_is_master_clone, cgraph_master_clone): Remove.
28272 * cgraph.h (master_clone): Remove.
28273 (cgraph_is_master_clone, cgraph_master_clone): Remove.
28274 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
28275 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
28277 2009-03-28 Jan Hubicka <jh@suse.cz>
28279 * cgraph.c (cgraph_function_body_availability): Functions declared
28280 inline are always safe to assume that it is not going to be replaced.
28282 2009-03-28 Richard Guenther <rguenther@suse.de>
28284 PR tree-optimization/38513
28285 * tree-ssa-pre.c (eliminate): Remove redundant stores.
28286 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
28287 EXC_PTR_EXPR and FILTER_EXPR.
28288 (get_ref_from_reference_ops): Likewise.
28290 2009-03-28 Richard Guenther <rguenther@suse.de>
28292 PR tree-optimization/38968
28293 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
28294 Use FLOOR_MOD_EXPR to compute misalignment.
28296 2009-03-28 Richard Guenther <rguenther@suse.de>
28298 PR tree-optimization/37795
28299 * tree.h (combine_comparisons): Declare.
28300 * fold-const.c (combine_comparisons): Export.
28301 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
28303 (ifcombine_iforif): Use combine_comparisons.
28305 2009-03-28 Jan Hubicka <jh@suse.cz>
28307 * tree-eh.c (inlinable_call_p): New function.
28308 (make_eh_edges): Use it.
28309 (verify_eh_edges): Use it.
28310 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
28311 * except.c (reachable_next_level): Add inlinable_function argument
28312 (sjlj_find_directly_reachable_regions): Update.
28313 (add_reachable_handler): Do not set saw_any_handlers.
28314 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
28315 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
28316 Add new inlinable call parameter.
28317 (can_throw_internal, can_throw_external): Update.
28318 * except.h (can_throw_internal_1, can_throw_external_1,
28319 foreach_reachable_handler): Update declaration.
28321 2009-03-28 Joseph Myers <joseph@codesourcery.com>
28323 * config/arm/t-arm-coff, config/h8300/coff.h,
28324 config/i386/i386-aout.h, config/i386/i386-coff.h,
28325 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
28326 config/pdp11/2bsd.h, config/rs6000/aix41.h,
28327 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
28328 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
28329 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
28330 sys-types.h: Remove.
28331 * Makefile.in: Remove protoize and fixproto support and references
28333 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
28334 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
28336 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
28337 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
28338 unprotoize$(exeext).
28339 (rest.encap): Don't depend on $(STMP_FIXPROTO)
28340 (.PHONY): Don't depend on proto.
28341 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
28342 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
28343 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
28344 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
28345 build/gen-protos.o, build/scan.o, xsys-protos.h,
28346 build/fix-header$(build_exeext), build/fix-header.o,
28347 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
28348 stmp-install-fixproto): Remove.
28349 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
28350 SYSCALLS.c or fixproto files.
28351 (install-common): Don't install protoize.
28352 (install-headers-tar, install-headers-cpio, install-headers-cp):
28353 Don't depend on $(STMP_FIXPROTO).
28354 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
28355 install fixproto files or write out fixproto settings.
28356 (uninstall): Don't uninstall protoize.
28357 * config.gcc (use_fixproto): Remove.
28358 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
28359 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
28360 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
28361 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
28362 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
28363 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
28364 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
28365 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
28366 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
28367 * config/t-vxworks (STMP_FIXPROTO): Remove.
28368 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
28369 STMP_FIXPROTO): Remove.
28370 * config.in, configure: Regenerate.
28371 * crtstuff.c (gid_t, uid_t): Don't undefine.
28372 * doc/install.texi: Change m68k-coff to m68k-elf in example.
28373 (arm-*-coff, arm-*-aout: Remove target entries.
28374 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
28375 Remove mention of AIX 4.1.
28376 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
28377 * doc/invoke.texi (Running Protoize): Remove.
28378 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
28379 (Protoize Caveats): Remove.
28380 * tsystem.h: Update comments on headers assumed to exist.
28382 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
28384 * genautomata.c: Add a new year to the copyright. Add a new
28386 (struct insn_reserv_decl): Add comments for member bypass_list.
28387 (find_bypass): Remove.
28388 (insert_bypass): New.
28389 (process_decls): Use insert_bypass.
28390 (output_internal_insn_latency_func): Output all bypasses with the
28391 same input insn in one switch case.
28393 * rtl.def (define_bypass): Describe bypass choice.
28394 * doc/md.texi (define_bypass): Ditto.
28396 2009-03-27 Richard Guenther <rguenther@suse.de>
28398 * gimplify.c (mark_addressable): Export.
28399 * tree-flow.h (mark_addressable): Declare.
28400 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
28401 * tree-ssa.c (verify_phi_args): Verify that address taken
28402 variables have TREE_ADDRESSABLE set.
28404 2009-03-27 Richard Guenther <rguenther@suse.de>
28406 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
28407 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
28408 Do not mark decls TREE_ADDRESSABLE.
28409 (build_fold_addr_expr): Adjust.
28410 (fold_addr_expr): Remove.
28411 (fold_unary): Use build_fold_addr_expr.
28412 (fold_comparison): Likewise.
28413 (split_address_to_core_and_offset): Likewise.
28414 * coverage.c (tree_coverage_counter_addr): Mark the array decl
28416 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
28417 (gimplify_modify_expr_to_memcpy): Mark source and destination
28419 * omp-low.c (create_omp_child_function): Mark the object decl
28421 (lower_rec_input_clauses): Mark the var we take the address of
28423 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
28425 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28427 PR middle-end/39315
28428 * cfgexpand.c (expand_one_stack_var_at): Change alignment
28429 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
28431 2009-03-27 Richard Guenther <rguenther@suse.de>
28433 PR tree-optimization/39120
28434 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
28436 (handle_lhs_call): Process return constraints. Add escape
28437 constraints if necessary.
28438 (handle_const_call): Fill out return constraints. Make nested
28439 case more precise. Avoid consttmp if possible.
28440 (handle_pure_call): Fill out return constraints. Avoid
28441 callused if possible.
28442 (find_func_aliases): Simplify call handling.
28444 2009-03-27 Richard Guenther <rguenther@suse.de>
28446 PR tree-optimization/39120
28447 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
28448 as a representative.
28449 (solve_graph): Do propagate CALLUSED.
28450 (handle_pure_call): Use a scalar constraint from CALLUSED for
28452 (find_what_p_points_to): CALLUSED shall not appear in poins-to
28455 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28458 * c-common.c (handle_aligned_attribute): Properly check alignment
28459 overflow. Use (1U << i) instead of (1 << i).
28461 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
28463 * expr.h (get_mem_align_offset): Updated.
28465 * tree.h (tree_decl_common): Change align to "unsigned int" and
28466 move it before pointer_alias_set.
28468 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28469 Jakub Jelinek <jakub@redhat.com>
28472 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
28473 gr_register_operand with gr_reg_or_0_operand.
28474 (cmpxchg_rel_di): Likewise.
28475 (sync_lock_test_and_set<mode>): Likewise.
28477 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28479 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
28480 (true_regnum): Likewise.
28482 * rtlanal.c (subreg_info): Moved to ...
28483 * rtl.h (subreg_info): Here. New.
28484 (subreg_get_info): New.
28486 * rtlanal.c (subreg_get_info): Make it extern.
28488 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28491 * config/i386/i386.c (ix86_abi): New.
28492 (override_options): Handle -mabi=.
28493 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
28494 (ix86_call_abi_override): Likewise.
28495 (init_cumulative_args): Likewise.
28496 (function_arg_advance): Likewise.
28497 (function_arg_64): Likewise.
28498 (function_arg): Likewise.
28499 (ix86_pass_by_reference): Likewise.
28500 (ix86_function_value_regno_p): Likewise.
28501 (ix86_build_builtin_va_list_abi): Likewise.
28502 (setup_incoming_varargs_64): Likewise.
28503 (is_va_list_char_pointer): Likewise.
28504 (ix86_init_machine_status): Likewise.
28505 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
28506 (ix86_function_type_abi): Return enum calling_abi. Rewrite
28507 for 64bit. Replace DEFAULT_ABI with ix86_abi.
28508 (ix86_function_abi): Make it static and return enum calling_abi.
28509 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
28511 (ix86_fn_abi_va_list): Updated.
28513 * config/i386/i386.h (ix86_abi): New.
28514 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
28515 (CONDITIONAL_REGISTER_USAGE): Likewise.
28516 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
28517 (machine_function): Likewise.
28519 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
28521 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
28522 (STACK_BOUNDARY): Likewise.
28523 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
28525 * config/i386/i386.opt (mabi=): New.
28527 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
28528 return enum calling_abi.
28529 (ix86_function_type_abi): Likewise.
28530 (ix86_function_abi): Removed.
28532 * doc/invoke.texi: Document -mabi= option for x86.
28534 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28536 * builtins.c (real_dconstp): Delete.
28537 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
28539 2009-03-27 Dodji Seketeli <dodji@redhat.com>
28540 Jakub Jelinek <jakub@redhat.com>
28543 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
28544 (gen_subprogram_die): When a function is explicit, generate the
28545 DW_AT_explicit attribute.
28546 * langhooks.h (struct lang_hooks_for_decls): Add
28547 function_decl_explicit_p langhook.
28548 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
28549 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
28551 2009-03-27 Jakub Jelinek <jakub@redhat.com>
28553 * builtins.c (fold_builtin_memory_op): Optimize memmove
28554 into memcpy if we can prove source and destination don't overlap.
28556 * tree-inline.c: Include gt-tree-inline.h.
28557 (clone_fn_id_num): New variable.
28558 (clone_function_name): New function.
28559 (tree_function_versioning): Use it.
28560 * Makefile.in (GTFILES): Add tree-inline.c.
28562 2009-03-27 Mark Mitchell <mark@codesourcery.com>
28564 * BASE-VER: Change to 4.5.0.
28566 2009-03-27 Xinliang David Li <davidxl@google.com>
28568 PR tree-optimization/39557
28569 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
28571 2009-03-27 Xinliang David Li <davidxl@google.com>
28573 PR tree-optimization/39548
28574 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
28577 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28579 * c-common.c (pointer_int_sum): Use %wd on return from
28582 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28584 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
28585 on return from tree_low_cst.
28587 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
28590 * ginclude/stdarg.h (va_copy): Define also for
28591 __GXX_EXPERIMENTAL_CXX0X__.
28593 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28596 * builtins.h (c_strlen): Do not warn here.
28597 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
28598 * c-common.c (pointer_int_sum): Take an explicit location.
28599 Warn about offsets out of bounds.
28600 * c-common.h (pointer_int_sum): Adjust declaration.
28602 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28604 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
28607 2009-03-26 Jakub Jelinek <jakub@redhat.com>
28610 * opts.c (warn_if_disallowed_function_p): Don't assume
28611 get_callee_fndecl must return non-NULL.
28613 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
28615 PR rtl-optimization/39522
28616 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
28617 when reg_reloaded_valid is set.
28619 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28621 * config/spu/divv2df3.c: New file.
28622 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
28623 (DPBIT_FUNCS): Filter out _div_df.
28625 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
28627 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
28628 a jump insn, count that jump in the distance to the loop start.
28630 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
28633 * config/sh/sh.c (calc_live_regs): Fix condition for global
28634 registers except PIC_OFFSET_TABLE_REGNUM.
28636 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
28639 * doc/invoke.texi (-mconsole): New.
28641 (-mno-cygwin): New.
28643 (-mnop-fun-dllimport): New.
28647 (sub section "i386 and x86-64 Windows Options"): New.
28649 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
28651 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
28652 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
28654 2009-03-25 Richard Guenther <rguenther@suse.de>
28656 PR middle-end/39497
28657 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
28660 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
28662 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
28663 neither of haifa/selective schedulers are working.
28665 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28667 * doc/invoke.texi (Debugging Options): Fix description of
28668 -fno-merge-debug-strings.
28670 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
28672 * config/cris/libgcc.ver: New version-script.
28673 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
28675 * configure.ac <GAS features, nop mnemonic>: Add pattern
28676 crisv32-*-* for "nop".
28677 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
28678 * configure: Regenerate.
28680 2009-03-24 Ira Rosen <irar@il.ibm.com>
28682 PR tree-optimization/39529
28683 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
28684 mark_sym_for_renaming for the tag copied to the new vector
28687 2009-03-24 Arthur Loiret <aloiret@debian.org>
28689 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
28690 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
28691 EXTRA_SPEC_FUNCTIONS.
28692 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
28693 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
28694 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
28695 -march and -mtune options.
28697 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
28699 * config/m68k/t-rtems: Add m5329 multilib.
28701 2009-03-24 Dodji Seketeli <dodji@redhat.com>
28702 Jakub Jelinek <jakub@redhat.com>
28705 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
28708 2009-03-23 Jakub Jelinek <jakub@redhat.com>
28711 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
28712 instead of c_parser_expression_conv, if original_code isn't one of the
28713 4 allowed comparison codes, fail.
28715 2009-03-23 Richard Guenther <rguenther@suse.de>
28717 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
28718 * tree.h (struct tree_type): Likewise.
28719 * reload.h (struct insn_chain): Likewise.
28720 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
28721 * function.h (struct function): Likewise.
28722 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
28724 2009-03-23 Jakub Jelinek <jakub@redhat.com>
28726 PR tree-optimization/39516
28727 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
28729 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
28731 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
28732 should be set true if BITS_PER_WORD of target is bigger than 32
28734 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
28736 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
28737 Translate -B-options to -rpath-link. Correct existing
28738 rpath-link and conditionalize on !nostdlib.
28740 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28742 * doc/extend.texi (Function Attributes, Variable Attributes):
28744 * doc/invoke.texi (Debugging Options, Optimize Options)
28745 (i386 and x86-64 Options, MCore Options): Likewise.
28747 2009-03-20 Jakub Jelinek <jakub@redhat.com>
28750 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
28751 it for block local namespace aliases.
28752 (gen_decl_die): Pass context_die to gen_namespace_die.
28754 2009-03-19 Jakub Jelinek <jakub@redhat.com>
28757 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
28758 minimum or maximum value.
28760 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
28762 * reginfo.c (globalize_reg): Recompute derived reg sets.
28764 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
28767 * libgcc2.c (mprotect): Do not use signed arguments for
28768 VirtualProtect, use DWORD arguments. Also fix the 'may
28769 be used uninitialized' warning for the np variable.
28771 2009-03-19 Jakub Jelinek <jakub@redhat.com>
28774 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
28775 functions using regparm calling conventions when not optimizing.
28776 (ix86_function_sseregparm): Similarly for sseregparm calling
28779 2009-03-19 Li Feng <nemokingdom@gmail.com>
28781 PR middle-end/39500
28782 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
28783 dependence if the first conflict is after niter iterations.
28785 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
28787 PR middle-end/38609
28788 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
28789 functions with dynamic stack-pointer adjustments.
28791 2009-03-19 Ben Elliston <bje@au.ibm.com>
28793 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
28794 option; change to -msdata=data.
28796 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28798 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
28801 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
28804 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
28806 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
28808 * doc/invoke.texi (Code Gen Options): Expand discussion of
28811 2009-03-18 Jakub Jelinek <jakub@redhat.com>
28813 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
28814 * matrix-reorg.c (struct matrix_info): Likewise.
28815 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
28816 * rtl.h (struct mem_attrs): Likewise.
28817 * df.h (struct df): Likewise.
28818 * tree-data-ref.h (struct data_dependence_relation): Likewise.
28819 * ira-int.h (struct ira_allocno): Likewise.
28820 * df-scan.c (struct df_collection_rec): Likewise.
28821 * ira.c (struct equivalence): Likewise.
28822 * function.c (struct temp_slot): Likewise.
28823 * cfgloop.h (struct loop): Likewise.
28826 * function.c (use_register_for_decl): When not optimizing, disregard
28827 register keyword for variables with types containing methods.
28829 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
28831 PR middle-end/39447
28832 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
28833 (is_simple_operand): Call contains_component_ref_p before calling data
28834 reference analysis that would fail on COMPONENT_REFs.
28836 * tree-vrp.c (search_for_addr_array): Fix formatting.
28838 2009-03-18 Richard Guenther <rguenther@suse.de>
28840 * tree-vect-transform.c (vect_loop_versioning): Fold the
28841 generated comparisons.
28842 * tree-vectorizer.c (set_prologue_iterations): Likewise.
28843 (slpeel_tree_peel_loop_to_edge): Likewise.
28845 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28847 PR middle-end/37805
28848 * opts.c (print_specific_help): In addition to `undocumented',
28849 accept `separate' and `joined' flags if passed alone. Describe
28850 output by the first matched one of those.
28851 (common_handle_option): Skip over empty strings.
28852 * gcc.c (display_help): Fix help string for `--help='.
28853 * doc/invoke.texi (Option Summary, Overall Options): With
28854 `--help=', classes and qualifiers can both be repeated, but
28855 only the latter can be negated. One should not pass only
28856 negated qualifiers. Fix markup and examples.
28859 2008-10-14 Jakub Jelinek <jakub@redhat.com>
28860 PR middle-end/37805
28861 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
28862 and -fhelp=separate.
28864 2009-03-17 Jing Yu <jingyu@google.com>
28866 PR middle-end/39378
28867 * function.h (struct rtl_data): Move is_thunk from here...
28868 (struct function): ...to here.
28869 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
28870 * varasm.c (assemble_start_function): Change is_thunk from crtl to
28872 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
28874 (alpha_does_function_need_gp, alpha_start_function): Likewise.
28875 (alpha_output_function_end_prologue): Likewise.
28876 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
28877 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
28878 (rs6000_output_function_epilogue): Likewise.
28879 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
28881 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
28884 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
28885 from different units in a single alternative.
28886 (*truncdfsf_i387): Ditto.
28887 (*truncxfsf2_mixed): Ditto.
28888 (*truncxfdf2_mixed): Ditto.
28890 2009-03-17 Jakub Jelinek <jakub@redhat.com>
28892 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
28893 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
28896 * tree-ssa-live.c (remove_unused_locals): Don't remove local
28897 unused non-artificial variables when not optimizing.
28900 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
28901 DW_TAG_imported_module even if decl is IMPORTED_DECL with
28902 NAMESPACE_DECL in its DECL_INITIAL.
28904 PR middle-end/39443
28905 * optabs.c (set_user_assembler_libfunc): New function.
28906 * expr.h (set_user_assembler_libfunc): New prototype.
28907 * c-common.c: Include libfuncs.h.
28908 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
28909 for memcmp, memset, memcpy, memmove and abort.
28910 * Makefile.in (c-common.o): Depend on libfuncs.h.
28913 * dwarf2out.c (gen_inlined_enumeration_type_die,
28914 gen_inlined_structure_type_die, gen_inlined_union_type_die,
28915 gen_tagged_type_instantiation_die): Removed.
28916 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
28919 2009-03-17 Janis Johnson <janis187@us.ibm.com>
28922 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
28924 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
28925 (check-parallel-%): Ditto.
28926 (check-consistency): Ditto.
28928 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
28930 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
28931 local variable rhs by NULL_TREE.
28933 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
28936 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
28938 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
28941 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
28943 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
28946 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
28947 for ms->sysv ABI calls only in 64bit mode.
28949 * config/i386/i386.md (untyped_call): Support 32bit.
28951 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
28953 * doc/extend.texi: Replace x86_65 with x86_64.
28955 2009-03-16 Jakub Jelinek <jakub@redhat.com>
28957 PR tree-optimization/39455
28958 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
28959 mismatches for POINTER_TYPE_P (type).
28960 (number_of_iterations_le): Likewise.
28962 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
28964 * config/picochip/picochip.c: Removed profiling support.
28965 * config/picochip/picochip.md: Removed profiling instruction.
28966 * config/picochip/picochip.h: Removed profiling builtin.
28968 2009-03-16 Joseph Myers <joseph@codesourcery.com>
28970 * doc/install.texi (--with-host-libstdcxx): Document.
28972 2009-03-14 Anatoly Sokolov <aesok@post.ru>
28975 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
28976 generate a warning if the function name does not begin with
28977 "__vector" and the function has either the 'signal' or 'interrupt'
28978 attribute, from here to ...
28979 (avr_declare_function_name): ...here. New function.
28980 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
28981 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
28983 2009-03-14 Jakub Jelinek <jakub@redhat.com>
28986 * cse.c (fold_rtx): Don't modify original const_arg1 when
28987 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
28988 separate variable instead.
28989 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
28990 from out of range shift counts.
28991 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
28993 2009-03-13 Catherine Moore <clm@codesourcery.com>
28995 * config/i386/x-mingw32 (host-mingw32.o): Replace
28996 diagnostic.h with $(DIAGNOSTIC_H).
28998 2009-03-12 Jakub Jelinek <jakub@redhat.com>
29001 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
29003 * config/i386/sync.md (sync_compare_and_swap<mode>,
29004 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
29005 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
29007 (sync_double_compare_and_swapdi_pic,
29008 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
29009 cmpxchg8b_pic_memory_operand instead of just memory_operand.
29011 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
29014 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
29016 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
29019 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
29020 (avx_addsubv4df3): Likewise.
29021 (*avx_addsubv4sf3): Likewise.
29022 (sse3_addsubv4sf3): Likewise.
29024 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
29027 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
29029 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
29032 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
29033 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
29034 registers for allocnos created from user-defined variables.
29036 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29039 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
29040 of non-integer mode as well.
29042 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
29044 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
29045 for functions for which the parameter types are unknown.
29047 2009-03-11 Jakub Jelinek <jakub@redhat.com>
29050 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
29051 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
29052 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
29053 * config/i386/i386.c (ix86_local_alignment): For
29054 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
29055 long long variables on the stack to avoid dynamic realignment.
29056 Allow the first argument to be a decl rather than type.
29057 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
29059 2009-03-11 Nick Clifton <nickc@redhat.com>
29062 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
29064 Add description to mno-lsim option.
29065 * config/mcore/mcore.h: Remove comment about deprecated m4align
29067 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
29068 * doc/invoke.texi: Add description of mno-lsim and
29069 mstack-increment options.
29071 * config/fr30/fr30.opt: Document the -mno-lsim option.
29072 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
29073 and -mno-lsim options.
29075 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29077 * fold-const.c (fold_comparison): Only call fold_inf_compare
29078 if the mode supports infinities.
29080 2009-03-11 Jason Merrill <jason@redhat.com>
29083 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
29084 end already did. Notice GIMPLE_CALL modifications of the result.
29085 Don't copy debug information from an ignored decl or a decl from
29088 2009-03-10 Richard Guenther <rguenther@suse.de>
29089 Nathan Froyd <froydnj@codesourcery.com>
29091 PR middle-end/37850
29092 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
29093 (__divMODE3): Likewise.
29095 2009-03-09 Jakub Jelinek <jakub@redhat.com>
29097 PR tree-optimization/39394
29098 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
29099 DECL_SIZE_UNIT of variable length FIELD_DECLs.
29101 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
29103 * recog.c (verfiy_changes): Disallow renaming of hard regs in
29104 inline asms for register asm ("") declarations.
29106 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
29108 * fold-const.c (fold_unary): Fix comment.
29110 2009-03-07 Jan Hubicka <jh@suse.cz>
29113 * tree-inline.c (setup_one_parameter): Do replacement of const
29114 argument by constant in SSA form.
29116 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29118 PR middle-end/38028
29119 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
29120 determine alignment passed to assign_stack_local.
29121 (assign_parms_unsplit_complex): Likewise.
29122 * except.c (sjlj_build_landing_pads): Likewise.
29124 2009-03-06 Jakub Jelinek <jakub@redhat.com>
29126 PR middle-end/39360
29127 * tree-flow.h (add_referenced_var): Return bool instead of void.
29128 * tree-dfa.c (add_referenced_var): Return result of
29129 referenced_var_check_and_insert call.
29130 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
29131 of referenced_var_check_and_insert.
29134 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
29135 (gen_variable_die): Emit DW_AT_location on abstract static variable's
29136 DIE, don't emit it if abstract origin already has it.
29137 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
29138 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
29140 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
29142 * genpreds.c (needs_variable): Fix parentheses at variable name
29144 (write_tm_constrs_h): Indent generated code.
29146 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
29148 * doc/extend.texi (Function Attributes): Add documentation
29149 for isr attributes.
29151 2009-03-06 Jakub Jelinek <jakub@redhat.com>
29154 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
29155 take locus from its DECL_SOURCE_LOCATION instead of input_location.
29157 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
29159 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
29162 2009-03-05 Jakub Jelinek <jakub@redhat.com>
29165 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
29166 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
29168 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
29170 * config/i386/i386.md (R8_REG, R9_REG): New constants.
29171 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
29172 constants instead of magic numbers.
29173 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
29175 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
29176 (x86_64_ms_abi_int_parameter_registers): Ditto.
29177 (x86_64_int_return_registers): Ditto.
29178 (ix86_maybe_switch_abi): Ditto.
29179 (ix86_expand_call): Ditto for clobbered_registers array.
29180 (ix86_hard_regno_mode_ok): Ditto.
29181 (x86_extended_QIreg_mentioned_p): Ditto.
29183 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
29185 PR tree-optimization/39349
29186 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
29188 * combine.c (gen_lowpart_for_combine): Use omode when generating
29191 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
29193 PR rtl-optimization/39235
29194 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
29196 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
29198 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
29200 2009-03-04 Richard Guenther <rguenther@suse.de>
29202 PR tree-optimization/39362
29203 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
29204 that occur in abnormal PHIs should be varying.
29206 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
29208 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
29210 (simple_iv): Take loop as an argument instead of statement.
29211 * tree-scalar-evolution.h (simple_iv): Declaration changed.
29212 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
29214 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
29216 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
29217 * matrix-reorg.c (analyze_transpose): Ditto.
29218 * tree-data-ref.c (dr_analyze_innermost): Ditto.
29219 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
29220 * tree-predcom.c (ref_at_iteration): Ditto.
29221 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
29223 2009-03-04 Richard Guenther <rguenther@suse.de>
29225 PR tree-optimization/39358
29226 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
29227 escaped_id and callused_id.
29228 (solve_graph): Likewise.
29230 2009-03-04 Richard Guenther <rguenther@suse.de>
29232 PR tree-optimization/39339
29233 * tree-sra.c (try_instantiate_multiple_fields): Make it
29234 no longer ICE on the above.
29236 2009-03-03 Joseph Myers <joseph@codesourcery.com>
29238 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
29239 that fits within Pmode.
29241 2009-03-03 Steve Ellcey <sje@cup.hp.com>
29243 PR middle-end/10109
29244 * tm.texi (LIBCALL_VALUE): Update description.
29246 2009-03-03 Steve Ellcey <sje@cup.hp.com>
29248 PR middle-end/34443
29249 * doc/extend.texi (section): Update description.
29251 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
29253 PR middle-end/39345
29254 * tree-inline.c (remapped_type): New.
29255 (can_be_nonlocal): Call remapped_type instead of remap_type.
29257 2009-03-03 Jakub Jelinek <jakub@redhat.com>
29260 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
29261 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
29263 2009-03-03 Richard Guenther <rguenther@suse.de>
29265 PR middle-end/39272
29266 * tree.c (tree_nonartificial_location): New function.
29267 * tree.h (tree_nonartificial_location): Declare.
29268 * builtins.c (expand_builtin_memory_chk): Provide location
29269 of the call location for artificial function pieces.
29270 (maybe_emit_chk_warning): Likewise.
29271 (maybe_emit_sprintf_chk_warning): Likewise.
29272 (maybe_emit_free_warning): Likewise.
29273 * expr.c (expand_expr_real_1): Likewise.
29275 2009-03-03 Jakub Jelinek <jakub@redhat.com>
29277 PR tree-optimization/39343
29278 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
29279 COMPONENT_REF t has ARRAY_TYPE.
29281 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
29283 PR middle-end/39335
29284 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
29285 when the type precision of the induction variable should be
29286 larger than the type precision of nit.
29287 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
29288 * graphite.c (graphite_loop_normal_form): Same.
29289 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
29291 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
29293 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
29294 (*call_1_rex64_ms_sysv): Use named constants instead of magic
29295 numbers to describe clobbered registers.
29296 (*call_value_0_rex64_ms_sysv): Ditto.
29297 * config/i386/mmx.md (mmx_emms): Ditto.
29298 (mmx_femms): Ditto.
29300 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
29302 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
29305 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29307 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
29308 (spu_section_type_flags): New function.
29310 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
29312 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
29313 reg_class_contents of FLOAT_REGS into a temporary.
29315 2009-03-02 Richard Guenther <rguenther@suse.de>
29316 Ira Rosen <irar@il.ibm.com>
29318 PR tree-optimization/39318
29319 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
29320 information to the vectorized statement.
29322 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
29324 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
29325 variable. Use defined names instead of magic constants for REX SSE
29328 2009-03-01 Richard Guenther <rguenther@suse.de>
29330 PR tree-optimization/39331
29331 * omp-low.c (lower_send_shared_vars): Do not receive new
29332 values for the reference of DECL_BY_REFERENCE parms or results.
29334 2009-03-01 Jan Hubicka <jh@suse.cz>
29337 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
29338 BLOCK_NONLOCALIZED_VAR): New macros.
29339 (tree_block): Add nonlocalized_vars.
29340 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
29341 gen_decl_die): Add origin argument. Allow generation of die with
29342 origin at hand only.
29343 (gen_member_die, gen_type_die_with_usage, force_decl_die,
29344 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
29346 (gen_block_die): Fix checking for unused blocks.
29347 (process_scope_var): Break out from .... ; work with origins only.
29348 (decls_for_scope) ... here; process nonlocalized list.
29349 (dwarf2out_ignore_block): Look for nonlocalized vars.
29350 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
29352 (dump_scope_block): Dump them.
29353 * tree-inline.c (remap_decls): Handle nonlocalized vars.
29354 (remap_block): Likewise.
29355 (can_be_nonlocal): New predicate.
29356 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
29358 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29360 * configure: Regenerate.
29362 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29364 * optc-gen.awk: No need to duplicate option flags twice.
29365 Reuse help texts for duplicate options which do not have any.
29367 * gcc.c (display_help): Document --version.
29369 * gcc.c (main): If print_help_list and verbose_flag, ensure
29370 driver output comes before subprocess output.
29372 * optc-gen.awk: Assign all remaining fields to help string,
29373 space-separated, for multi-line help in *.opt.
29375 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
29376 -Wno-pedantic-ms-format is for MinGW targets only.
29378 * doc/options.texi (Option file format): Fix bad indentation,
29379 restoring dropped sentence.
29381 2009-02-28 Jan Hubicka <jh@suse.cz>
29383 * tree-inline.c (tree_function_versioning): Output debug info.
29385 2009-02-28 Jan Hubicka <jh@suse.cz>
29388 * tree-inline.c (setup_one_parameter): Do not copy propagate
29389 arguments when not optimizing.
29391 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
29394 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
29395 (avx_addsubv4df3): Likewise.
29396 (*avx_addsubv4sf3): Likewise.
29397 (sse3_addsubv4sf3): Likewise.
29398 (*avx_addsubv2df3): Likewise.
29399 (sse3_addsubv2df3): Likewise.
29400 (avx_unpckhps256): Correct item selectors.
29401 (avx_unpcklps256): Likewise.
29402 (avx_unpckhpd256): Likewise.
29403 (avx_unpcklpd256): Likewise.
29405 2009-02-28 Jan Hubicka <jh@suse.cz>
29407 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
29409 (copy_arguments_for_versioning): If var is declared don't declare it.
29410 (tree_function_versioning): First setup substitutions and then copy
29413 2009-02-27 Jan Hubicka <jh@suse.cz>
29416 * cgraph.h (varpool_output_debug_info): Remove.
29417 * cgraphunit.c (varpool_output_debug_info): Remove.
29418 * dwarf2out.c (deferred_locations_struct): New struct
29419 (deferred_locations): New type.
29420 (deferred_locations_list): New static var.
29421 (deffer_location): New function.
29422 (gen_variable_die): Use it.
29423 (decls_for_scope): Output info on local static vars.
29424 (dwarf2out_finish): Process deferred locations.
29425 * varpool.c (varpool_output_debug_info): Remove.
29427 2009-02-27 Jan Hubicka <jh@suse.cz>
29430 * tree.h (TREE_PROTECTED): Fix comment.
29431 (BLOCK_HANDLER_BLOCK): Remove.
29432 (struct tree_block): Remove handler_block add body_block.
29433 (inlined_function_outer_scope_p): New.
29434 (is_body_block): Remove.
29435 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
29436 * dwarf2out.c (is_inlined_entry_point): Remove.
29437 (add_high_low_attributes): Use inlined_function_outer_scope_p.
29438 (gen_block_die): Use is_inlined_entry_point check. Remove body block
29440 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
29441 * gimplify.c (gimplify_expr): Gimplify body blocks.
29442 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
29443 block with multiple subblocks.
29444 (dump_scope_block): Prettier output; dump more flags and info.
29445 (dump_scope_blocks): New.
29446 (remove_unused_locals): Use dump_scope_blocks.
29447 * tree-flow.h (dump_scope_blocks): Declare.
29448 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
29449 * stmt.c (is_body_block): Remove.
29450 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
29451 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
29453 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
29455 PR middle-end/39308
29456 * graphite.c (graphite_loop_normal_form): Do not call
29457 number_of_iterations_exit from a gcc_assert.
29459 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
29461 * config/s390/s390.c (s390_swap_cmp): Look for conditional
29462 jumps if COND is NULL.
29463 (find_cond_jump): New function.
29464 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
29465 * config/s390/s390.md: Remove z10_cobra attribute value.
29467 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
29469 * config/alpha/alpha.h (alpha_expand_mov): Return false if
29470 force_const_mem returns NULL_RTX.
29472 2009-02-26 Jan Hubicka <jh@suse.cz>
29475 * cgraph.h (varpool_output_debug_info): Remove.
29476 * cgraphunit.c (varpool_output_debug_info): Remove.
29477 * dwarf2out.c (deferred_locations_struct): New struct
29478 (deferred_locations): New type.
29479 (deferred_locations_list): New static var.
29480 (deffer_location): New function.
29481 (gen_variable_die): Use it.
29482 (decls_for_scope): Output info on local static vars.
29483 (dwarf2out_finish): Process deferred locations.
29484 * varpool.c (varpool_output_debug_info): Remove.
29486 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
29488 PR rtl-optimization/39241
29489 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
29490 to subreg_offset_representable_p.
29492 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
29494 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
29495 execute function prototype. Get f and nregs from max_reg_num
29496 and get_insns. Remove the first backward pass as it's dead,
29497 guard the forward pass by flag_expensive_optimizations.
29498 (rest_of_handle_regmove): Delete.
29499 (pass_regmove): Replace it with regmove_optimize.
29501 2009-02-25 Martin Jambor <mjambor@suse.cz>
29503 PR tree-optimization/39259
29504 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
29505 calls_alloca function flags.
29506 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
29507 calls are detected.
29509 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
29511 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
29512 flags_set_1_rtx, flags_set_1_set): Delete.
29513 (regmove_optimize): Do not call mark_flags_life_zones.
29515 2009-02-24 Julian Brown <julian@codesourcery.com>
29518 * config/arm/arm.c (require_pic_register): Only set
29519 cfun->machine->pic_reg once per function.
29521 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
29523 * doc/invoke.texi (Link Options): Document an easier way to pass
29524 options that take arguments to the GNU linker using -Xlinker and -Wl.
29526 2009-02-24 Steve Ellcey <sje@cup.hp.com>
29529 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
29531 2009-02-24 Richard Guenther <rguenther@suse.de>
29534 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
29536 2009-02-24 Richard Guenther <rguenther@suse.de>
29537 Zdenek Dvorak <ook@ucw.cz>
29539 PR tree-optimization/39233
29540 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
29541 from converting them to a generic type.
29543 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
29545 PR tree-optimization/39260
29546 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
29547 contains a condition with a real type.
29548 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
29550 2009-02-23 Jason Merrill <jason@redhat.com>
29553 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
29554 narrowing_initializer_constant_valid_p.
29555 (narrowing_initializer_constant_valid_p): Don't return
29556 null_pointer_node for adding a pointer to itself.
29558 2009-02-23 Jan Hubicka <jh@suse.cz>
29561 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
29564 2009-02-23 Jan Hubicka <jh@suse.cz>
29566 PR tree-optimization/37709
29567 * tree.c (block_ultimate_origin): Move here from dwarf2out.
29568 * tree.h (block_ultimate_origin): Declare.
29569 * dwarf2out.c (block_ultimate_origin): Move to tree.c
29570 * tree-ssa-live.c (remove_unused_scope_block_p):
29571 Eliminate blocks containig no instructions nor live variables nor
29573 (dump_scope_block): New function.
29574 (remove_unused_locals): Enable removal of dead blocks by default;
29575 enable dumping at TDF_DETAILS.
29577 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
29579 * config/i386/i386.c (classify_argument): Don't allow COImode
29581 (function_arg_advance_32): Don't allow OImode.
29582 (function_arg_32): Likewise.
29583 (function_value_32): Likewise.
29584 (return_in_memory_32): Likewise.
29585 (function_arg_64): Remove OImode comment.
29587 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
29590 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
29591 ix86_expand_vector_set for V4DImode in 64bit mode only.
29592 (ix86_expand_vector_init_one_var): Likewise.
29594 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
29596 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
29598 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
29601 * loop-iv.c: Revert last change.
29602 * emit-rtl.c: Likewise.
29604 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
29607 * config/i386/i386.c (type_natural_mode): Remove an extra
29608 space in the warning message.
29609 (function_value_32): Handle 32-byte vector modes.
29610 (return_in_memory_32): Likewise.
29612 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
29614 * loop-iv.c (truncate_value): New function.
29615 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
29617 (lowpart_subreg): Move to...
29618 * emit-rtl.c: ...here.
29620 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
29622 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
29623 accidental and undocumented change at revision 140860.
29625 2009-02-21 Joseph Myers <joseph@codesourcery.com>
29627 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
29628 take gimple_seq * arguments.
29629 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
29630 types_compatible_p langhook.
29632 2009-02-20 Mark Mitchell <mark@codesourcery.com>
29633 Joseph Myers <joseph@codesourcery.com>
29635 * config/arm/arm.c (arm_builtin_va_list): New function.
29636 (arm_expand_builtin_va_start): Likewise.
29637 (arm_gimplify_va_arg_expr): Likewise.
29638 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
29639 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
29640 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
29641 (va_list_type): New variable.
29642 (arm_mangle_type): Mangle va_list_type appropriately.
29644 2009-02-20 Jakub Jelinek <jakub@redhat.com>
29646 PR middle-end/39157
29647 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
29648 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
29649 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
29650 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
29651 parameter to 1000 for -O1 by default.
29652 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
29654 * loop-invariant.c: Include params.h.
29655 (move_loop_invariants): Don't call move_single_loop_invariants on
29658 2009-02-20 Jaka Mocnik <jaka@xlab.si>
29660 * calls.c (emit_library_call_value_1): Use slot_offset instead of
29661 offset when calculating bounds for indexing stack_usage_map. Fixes
29662 a buffer overflow with certain target setups.
29664 2009-02-20 Jakub Jelinek <jakub@redhat.com>
29667 * calls.c (expand_call): Clear try_tail_call if caller and callee
29668 disagree in promotion of function return value.
29670 2009-02-19 Jakub Jelinek <jakub@redhat.com>
29673 * c-common.c (c_determine_visibility): If visibility changed and
29674 DECL_RTL has been already set, call make_decl_rtl to update symbol
29677 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
29680 * varasm.c (assemble_variable): Don't check DECL_NAME when
29681 globalizing a variable.
29683 2009-02-19 Joseph Myers <joseph@codesourcery.com>
29686 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
29687 expression before any __builtin_trap call.
29688 * c-typeck.c (build_function_call): Convert and check function
29689 arguments before generating a call to a trap. Evaluate the
29690 function arguments before the trap.
29692 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
29695 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
29696 (UNSPEC_FXAM_MEM): New unspec.
29697 (fxam<mode>2_i387_with_temp): New insn and split pattern.
29698 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
29699 memory using fxam<mode>2_i387_with_temp to remove excess precision.
29701 2009-02-19 Richard Guenther <rguenther@suse.de>
29703 PR tree-optimization/39207
29704 PR tree-optimization/39074
29705 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
29706 storedanything_tree): New.
29707 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
29708 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
29709 (build_succ_graph): Add edges from STOREDANYTHING to all
29711 (init_base_vars): Initialize STOREDANYTHING.
29712 (compute_points_to_sets): Free substitution info after
29713 building the succ graph.
29714 (ipa_pta_execute): Likewise.
29716 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
29718 (do_ds_constraint): Do not add to special var or non-pointer
29720 (type_could_have_pointers): Split out from ...
29721 (could_have_pointers): ... here. For arrays use the element type.
29722 (create_variable_info_for): Initialize may_have_pointers.
29723 (new_var_info): Likewise.
29724 (handle_lhs_call): Make the HEAP variable unknown-sized.
29725 (intra_create_variable_infos): Use a type with pointers for
29726 PARM_NOALIAS, make it unknown-sized.
29728 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
29731 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
29733 2009-02-18 Jason Merrill <jason@redhat.com>
29736 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
29737 value if DECL_EXTERNAL.
29738 * tree-sra.c (sra_walk_gimple_assign): Likewise.
29739 * target.h (gcc_target::binds_local_p): Clarify "module".
29740 * tree.h (TREE_PUBLIC): Clarify "module".
29742 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
29745 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
29746 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
29748 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
29751 * c.opt (Wabi): Support C and ObjC.
29754 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
29756 * config/i386/i386.c (classify_argument): Warn once about the ABI
29757 change when passing union with long double.
29759 * doc/invoke.texi: Update -Wabi for warning psABI changes.
29761 2009-02-18 Joseph Myers <joseph@codesourcery.com>
29764 * c-parser.c (c_parser_compound_statement): Always enter and leave
29767 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29770 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
29772 2009-02-18 Jakub Jelinek <jakub@redhat.com>
29774 PR tree-optimization/36922
29775 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
29776 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
29779 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
29781 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
29784 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
29786 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
29788 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
29790 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
29793 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
29794 Richard Sandiford <rdsandiford@googlemail.com>
29796 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
29797 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
29798 (loongson_biadd): ...this.
29800 2009-02-17 Richard Guenther <rguenther@suse.de>
29802 PR tree-optimization/39202
29803 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
29804 a var make sure to follow existing collapses.
29806 2009-02-17 Richard Guenther <rguenther@suse.de>
29808 PR middle-end/39214
29809 * langhooks.c (lhd_print_error_function): Check for NULL block.
29811 2009-02-17 Richard Guenther <rguenther@suse.de>
29813 PR tree-optimization/39204
29814 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
29817 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
29819 * config/soft-fp/double.h: Update from glibc CVS.
29821 2009-02-17 Richard Guenther <rguenther@suse.de>
29823 PR tree-optimization/39207
29824 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
29825 strict-aliasing warnings for pointers pointing to NULL.
29827 2009-02-16 Joseph Myers <joseph@codesourcery.com>
29830 * c-parser.c (c_parser_braced_init): Call pop_init_level when
29831 skipping until next close brace.
29833 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
29836 * config/i386/i386.c (ix86_expand_push): Set memory alignment
29837 to function argument boundary.
29839 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
29841 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
29842 in the lea_add. Reload eventually constraints it properly.
29843 * config/picochip/constraints.md: Remove the target constraint
29844 "b", since it is not needed anymore.
29846 2009-02-16 Jakub Jelinek <jakub@redhat.com>
29848 * gthr-dce.h: Uglify function parameter and local variable names.
29849 * gthr-gnat.h: Likewise.
29850 * gthr-mipssde.h: Likewise.
29851 * gthr-nks.h: Likewise.
29852 * gthr-posix95.h: Likewise.
29853 * gthr-posix.h: Likewise.
29854 * gthr-rtems.h: Likewise.
29855 * gthr-single.h: Likewise.
29856 * gthr-solaris.h: Likewise.
29857 * gthr-tpf.h: Likewise.
29858 * gthr-vxworks.h: Likewise.
29859 * gthr-win32.h: Likewise.
29861 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
29864 * config/i386/i386.md: Restrict the new peephole2 to move
29865 between MMX/SSE registers.
29867 2009-02-15 Richard Guenther <rguenther@suse.de>
29870 2009-02-13 Richard Guenther <rguenther@suse.de>
29872 * configure.ac: Enable LFS.
29873 * configure: Re-generate.
29874 * config.in: Likewise.
29876 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29878 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
29879 spu_srqwbyte, spu_srqwbytebc): Define.
29880 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
29881 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
29882 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
29883 "shrqby_<mode>"): New insn-and-split patterns.
29884 * config/spu/spu.c (expand_builtin_args): Determine and return
29885 number of operands using spu_builtin_description data.
29886 (spu_expand_builtin_1): Use it.
29888 2009-02-13 Steve Ellcey <sje@cup.hp.com>
29891 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
29894 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
29897 * config/i386/i386.c (override_options): Correct warning
29898 messages for -malign-loops, -malign-jumps and -malign-functions.
29900 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
29903 * config/i386/i386.md: Restrict the new peephole2 to move
29904 between the general purpose registers.
29906 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
29909 * config/i386/i386.c (type_natural_mode): Add a new argument.
29910 Return the original mode and warn ABI change if vector size is 32byte.
29911 (function_arg_advance): Updated.
29912 (function_arg): Likewise.
29913 (ix86_function_value): Likewise.
29914 (ix86_return_in_memory): Likewise.
29915 (ix86_sol10_return_in_memory): Likewise.
29916 (ix86_gimplify_va_arg): Likewise.
29917 (function_arg_32): Don't warn ABX ABI change here.
29918 (function_arg_64): Likewise.
29920 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
29922 * loop-iv.c (implies_p): In the final case, test that operands 0
29923 of the two comparisons match.
29925 * config/bfin/bfin.c (find_prev_insn_start): New function.
29926 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
29927 (find_next_insn_start): Move.
29929 2009-02-13 Richard Guenther <rguenther@suse.de>
29931 * configure.ac: Enable LFS.
29932 * configure: Re-generate.
29933 * config.in: Likewise.
29935 2009-02-13 Joseph Myers <joseph@codesourcery.com>
29938 * c-parser.c (c_parser_parms_list_declarator): Discard pending
29939 sizes on syntax error after some arguments have been parsed.
29941 2009-02-12 Jakub Jelinek <jakub@redhat.com>
29943 * doc/invoke.texi (-fira): Remove.
29945 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
29947 * caller-save.c: Replace regclass.c with reginfo.c in comments.
29948 * recog.c: Likewise.
29951 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
29953 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
29954 (umul_ppmm): Likewise.
29955 (count_leading_zeros): Likewise.
29956 (count_trailing_zeros): Likewise.
29957 (UMUL_TIME): Likewise.
29959 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
29961 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
29962 soft-fp/t-softfp to tmake_file.
29964 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
29965 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
29966 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
29967 IA64_BUILTIN_INFQ]: New.
29968 (ia64_init_builtins): Initialize __builtin_infq,
29969 __builtin_fabsq and __builtin_copysignq if not HPUX.
29970 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
29971 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
29973 * config/ia64/lib1funcs.asm (__divtf3): Define only if
29975 (__fixtfti): Likewise.
29976 (__fixunstfti): Likewise.
29977 (__floattitf): Likewise.
29979 * config/ia64/libgcc-glibc.ver: New.
29980 * config/ia64/t-fprules-softfp: Likewise.
29981 * config/ia64/sfp-machine.h: Likewise.
29983 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
29984 (LIBGCC2_TF_CEXT): Likewise.
29985 (TF_SIZE): Likewise.
29986 (TARGET_INIT_LIBFUNCS): Likewise.
29988 * config/ia64/t-glibc (SHLINB_MAPFILES):
29989 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
29991 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
29993 * config/i386/i386.c (construct_container): Rewrite processing
29994 BLKmode with X86_64_SSE_CLASS.
29996 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
29999 * config/i386/i386.md: Replace simplify_replace_rtx with
30000 replace_rtx in the new peephole2.
30002 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
30004 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
30005 loop unrolling do not happen at -O2.
30007 2009-02-12 Michael Matz <matz@suse.de>
30009 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
30011 2009-02-12 Jakub Jelinek <jakub@redhat.com>
30013 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
30016 2009-02-12 Ben Elliston <bje@au.ibm.com>
30018 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
30019 patterns when updating the back chain. Missed in the 2009-02-10
30022 2009-02-11 Janis Johnson <janis187@us.ibm.com>
30024 * doc/extend.texi (Decimal Floating Types): Update identifier of
30025 draft TR and list of missing support.
30027 2009-02-11 Jakub Jelinek <jakub@redhat.com>
30029 PR middle-end/39154
30030 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
30031 bit to variable length decl's flags, add it also to its
30032 pointer replacement variable.
30034 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
30035 Jakub Jelinek <jakub@redhat.com>
30038 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
30039 (memory_blockage): New expander.
30040 (*memory_blockage): New insn pattern.
30041 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
30042 instead of general blockage at the end of function prologue when
30043 frame pointer is used to access red zone area. Do not emit blockage
30044 when profiling, it is emitted in generic code.
30045 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
30046 function epilogue when frame pointer is used to access red zone area.
30048 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
30051 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
30052 by arithmetic with memory operands.
30053 * config/i386/predicates.md (commutative_operator): New.
30055 2009-02-10 Janis Johnson <janis187@us.ibm.com>
30057 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
30060 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
30062 * alias.h (record_alias_subset): Declare.
30063 * alias.c (record_alias_subset): Make global.
30065 2009-02-10 Nick Clifton <nickc@redhat.com>
30067 * tree-parloops.c: Change license to GPLv3.
30068 * ipa-struct-reorg.c: Change license to GPLv3.
30069 * ipa-struct-reorg.h: Change license to GPLv3.
30071 2009-02-10 Steve Ellcey <sje@cup.hp.com>
30074 * c-decl.c (start_struct): Return NULL on error.
30076 2009-02-10 Jakub Jelinek <jakub@redhat.com>
30078 PR middle-end/39124
30079 * cfgloopmanip.c (remove_path): Call remove_bbs after
30080 cancel_loop_tree, not before it.
30083 * function.h (struct function): Add has_local_explicit_reg_vars bit.
30084 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
30085 VAR_DECLs were seen.
30086 * tree-ssa-live.c (remove_unused_locals): Recompute
30087 cfun->has_local_explicit_reg_vars.
30088 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
30089 copies or clearings if cfun->has_local_explicit_reg_vars.
30091 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
30094 * config/i386/i386.c (expand_prologue): Emit blockage at the end
30095 of function prologue when frame pointer is used to access
30098 2009-02-10 Richard Guenther <rguenther@suse.de>
30100 PR middle-end/39127
30101 * gimplify.c (gimple_regimplify_operands): Always look if
30102 we need to create a temporary.
30104 2009-02-10 Richard Guenther <rguenther@suse.de>
30106 PR tree-optimization/39132
30107 * tree-loop-distribution.c (todo): New global var.
30108 (generate_memset_zero): Trigger TODO_rebuild_alias.
30109 (tree_loop_distribution): Return todo.
30111 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
30114 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
30115 (x86_64_reg_class_name): Removed.
30116 (classify_argument): Return 0 if bytes > 32. Return 0 if the
30117 first one isn't X86_64_SSE_CLASS or any other ones aren't
30118 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
30119 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
30120 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
30121 and 3 X86_64_SSEUP_CLASS.
30122 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
30123 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
30125 2009-02-10 Ben Elliston <bje@au.ibm.com>
30127 * config/rs6000/rs6000.md (allocate_stack): Always use an update
30128 form instruction to update the stack back chain word, even if the
30129 user has disabled the generation of update instructions.
30130 (movdi_<mode>_update_stack): New.
30131 (movsi_update_stack): Likewise.
30132 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
30133 always use an update form instruction to update the stack back
30136 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
30138 PR middle-end/38953
30139 * graphite.c (if_region_set_false_region): After moving a region in
30140 the false branch of a condition, remove the empty dummy basic block.
30141 (gloog): Remove wrong fix for PR38953.
30143 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
30145 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
30146 generation due to implicit sign extension.
30148 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
30150 PR middle-end/38981
30151 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
30152 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
30154 2009-02-09 Richard Guenther <rguenther@suse.de>
30156 PR middle-end/35202
30157 * convert.c (convert_to_real): Disable (float)fn((double)x)
30158 to fnf(x) conversion if errno differences may occur and
30159 -fmath-errno is set.
30161 2009-02-07 Anatoly Sokolov <aesok@post.ru>
30163 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
30164 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
30165 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
30167 2009-02-06 Joseph Myers <joseph@codesourcery.com>
30170 * c-common.c (handle_alias_attribute): Disallow attribute for
30171 anything not a FUNCTION_DECL or VAR_DECL.
30173 2009-02-06 Janis Johnson <janis187@us.ibm.com>
30176 * real.c (do_compare): Special-case compare of zero against
30177 decimal float value.
30179 2009-02-06 Joseph Myers <joseph@codesourcery.com>
30182 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
30183 as indicating flexible array members unless the field itself is
30184 being declarared as the incomplete array.
30186 2009-02-06 Jan Hubicka <jh@suse.cz>
30188 PR tree-optimization/38844
30189 * ipa-inline.c (try_inline): Stop inlining recursion when edge
30190 is already inlined.
30192 2009-02-06 Richard Guenther <rguenther@suse.de>
30194 PR middle-end/38977
30195 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
30196 fork because we may expand it as __gcov_fork.
30198 2009-02-06 Nick Clifton <nickc@redhat.com>
30200 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
30202 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
30204 PR tree-optimization/35659
30205 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
30206 vn_phi_eq): Shortcut if hashcode does not match.
30207 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
30209 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
30210 and avoid iterative_hash_expr.
30211 (FOR_EACH_VALUE_ID_IN_SET): New.
30212 (value_id_compare): Remove.
30213 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
30214 sort expressions by value id.
30216 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
30219 * config/sh/predicates.md (general_movsrc_operand): Don't check
30220 the subreg of system registers here.
30222 2009-02-05 Jakub Jelinek <jakub@redhat.com>
30225 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
30226 on the copied decl.
30228 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
30230 PR rtl-optimization/39110
30231 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
30232 addresses, not aligned ones.
30234 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
30235 Richard Guenther <rguenther@suse.de>
30237 PR tree-optimization/39100
30238 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
30239 comment says and add edges.
30241 2009-02-05 Joseph Myers <joseph@codesourcery.com>
30244 * c-common.c (handle_tls_model_attribute): Ignore attribute for
30245 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
30247 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
30249 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
30250 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
30251 register_bb_in_sese, new_sese, free_sese): Moved.
30252 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
30253 outermost_loop_in_scop, build_scop_iteration_domain,
30254 expand_scalar_variables_ssa_name, get_vdef_before_scop,
30255 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
30256 Use loop_in_sese_p instead of loop_in_scop_p.
30257 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
30258 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
30259 (scopdet_basic_block_info): Fix bug in scop detection.
30260 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
30261 eq_loop_to_cloog_loop): Remove.
30262 (nb_loops_around_loop_in_scop, nb_loop
30263 ref_nb_loops): Moved here...
30264 * graphite.h (ref_nb_loops): ... from here.
30265 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
30266 (loop_domain_dim, loop_iteration_vector_dim): Remove.
30267 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
30269 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
30270 Hans-Peter Nilsson <hp@axis.com>
30272 PR rtl-optimization/37889
30273 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
30274 Move offset handling from PLUS to before the switch. Use new
30275 arguments when considering SYMBOL_REFs too.
30276 (rtx_addr_can_trap_p): Pass dummy offset and size.
30277 (enum may_trap_p_flags): Remove.
30278 (may_trap_p_1): Pass size from MEM_SIZE.
30280 PR rtl-optimization/38921
30281 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
30282 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
30283 * rtlanal.c (may_trap_after_code_motion_p): Delete.
30284 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
30286 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
30288 AVX Programming Reference (January, 2009)
30289 * config/i386/sse.md (*vpclmulqdq): New.
30291 2009-02-04 Jakub Jelinek <jakub@redhat.com>
30293 PR tree-optimization/38977
30294 PR gcov-profile/38292
30295 * calls.c (special_function_p): Disregard __builtin_ prefix.
30297 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
30299 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
30300 non-indexable addresses even before reload.
30302 2009-02-03 Joseph Myers <joseph@codesourcery.com>
30305 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
30306 as having variable size. Do not give an error for unnamed
30307 parameters with [*] declarators. Give a warning for type names
30308 with [*] declarators and mark them as variable size.
30309 * c-parser.c (c_parser_sizeof_expression): Do not give an error
30310 for sizeof applied to [*] type names.
30312 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
30315 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
30317 2009-02-03 Jakub Jelinek <jakub@redhat.com>
30319 * gcc.c (process_command): Update copyright notice dates.
30320 * gcov.c (print_version): Likewise.
30321 * gcov-dump.c (print_version): Likewise.
30322 * mips-tfile.c (main): Likewise.
30323 * mips-tdump.c (main): Likewise.
30325 2009-02-03 Joseph Myers <joseph@codesourcery.com>
30328 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
30329 for composite type involving a zero-length array type.
30331 2009-02-03 Jakub Jelinek <jakub@redhat.com>
30334 * function.c (match_asm_constraints_1): Skip over
30335 initial optional % in the constraint.
30337 PR inline-asm/39059
30338 * c-parser.c (c_parser_postfix_expression): If fixed point is not
30339 supported, don't accept FIXED_CSTs.
30340 * c-decl.c (finish_declspecs): Error if fixed point is not supported
30341 and _Sat is used without _Fract/_Accum. Set specs->type to
30342 integer_type_node for cts_fract/cts_accum if fixed point is not
30345 2009-02-02 Catherine Moore <clm@codesourcery.com>
30347 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
30349 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
30351 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
30352 (ABI_HAS_64BIT_SYMBOLS): Use it.
30353 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
30355 2009-02-02 Paul Brook <paul@codesourcery.com>
30357 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
30359 2009-02-02 Jakub Jelinek <jakub@redhat.com>
30361 PR inline-asm/39058
30362 * recog.h (asm_operand_ok): Add constraints argument.
30363 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
30364 recurse on matching constraint.
30365 (check_asm_operands): Pass constraints as 3rd argument to
30366 asm_operand_ok. Don't look up matching constraint here.
30367 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
30370 2009-02-02 Ben Elliston <bje@au.ibm.com>
30372 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
30373 TARGET_NARROW_VOLATILE_BITFIELD macro names.
30375 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30377 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
30378 information. Remove some obsolete information. Reorganize.
30380 * config/pa/fptr.c: Revert license to GPL 2.
30381 * config/pa/milli64.S: Likewise.
30383 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
30386 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
30387 LIBRARY name in, instead of hard-coding it.
30388 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
30389 extra target make frag to tmake_files according to EH model.
30390 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
30391 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
30392 frags that define makefile variable EH_MODEL appropriately.
30393 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
30394 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
30395 to "-sjlj" according to type of EH configured.
30396 (LIBGCC_SONAME): Concatenate it to shared library base name.
30397 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
30398 to "_sjlj" according to type of EH configured.
30399 (LIBGCC_SONAME): Concatenate it to shared library base name.
30400 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
30401 (SHLIB_LINK): Add missing semicolon to if-else construct.
30402 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
30403 string value of "pe_dll" command-line option.
30404 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
30405 (SHLIB_SONAME): Use it when overriding t-cygming default.
30406 (SHLIB_IMPLIB): Override t-cygming default.
30407 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
30408 string value of "pe_dll" command-line option.
30410 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
30413 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
30414 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
30416 2009-01-31 Richard Guenther <rguenther@suse.de>
30418 PR tree-optimization/38937
30419 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
30420 computing the transitive closure.
30422 2009-01-30 Richard Guenther <rguenther@suse.de>
30424 PR tree-optimization/39041
30425 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
30426 Propagate variable indices only if the types match for this stmt.
30428 2009-01-30 Jakub Jelinek <jakub@redhat.com>
30431 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
30432 inline but never defined.
30434 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
30436 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
30437 (*insv_h_di_reg_extimm): New insn.
30438 (*insv_l<mode>_reg_extimm): New insn.
30440 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
30442 * config/picochip/picochip.c (flag_conserve_stack): set
30443 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
30444 fconserve-stack. Reduce call-overhead used by inliner.
30446 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
30449 * common.opt (flag_conserve_stack): Initialised to zero.
30451 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
30454 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
30455 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
30458 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
30460 * ira-color.c (allocno_reload_assign): Update comments.
30461 * regmove.c (regmove_optimize): Likewise.
30465 2009-01-29 Robert Millan <rmh@aybabtu.com>
30467 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
30468 * config/i386/kopensolaris-gnu.h: New file. Undefine
30469 `MD_UNWIND_SUPPORT'.
30470 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
30472 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
30474 PR tree-optimization/39007
30475 * tree-loop-distribution.c (generate_builtin): Use
30476 recompute_dominator to compute the immediate dominator of the
30477 basic block just after the loop.
30479 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
30481 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
30482 (ASM_OUTPUT_DWARF_PCREL): Define.
30484 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
30486 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
30487 * doc/passes.texi: Remove entries about regclass, local-alloc, and
30488 global. Modify entries about regmove and IRA.
30490 * ra-conflict.c: Remove the file.
30492 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
30494 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
30495 (pass_regclass_init): Rename to pass_reginfo_init.
30497 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
30499 * toplev.h (flag_ira): Remove.
30501 * caller-save.c (setup_save_areas): Remove flag_ira.
30503 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
30505 * global.c: Remove the file.
30507 * opts.c (decode_options): Remove flag_ira.
30509 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
30511 * regmove.c: Modify file description.
30512 (find_use_as_address, try_auto_increment): Define them only if
30513 AUTO_INC_DEC is defined.
30514 (replacement_quality, replace_in_call_usage, fixup_match_1,
30515 stable_and_no_regs_but_for_p): Remove.
30516 (reg_set_in_bb): Make it static.
30517 (regmove_optimize): Remove flag_ira and code which worked for
30520 * local-alloc.c: Remove the file.
30522 * common.opt (fira): Remove.
30524 * ira.c: Include except.h.
30525 (eliminable_regset): Move from global.c.
30526 (mark_elimination): Ditto. Remove flag_ira.
30527 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
30528 equiv_mem_modified, validate_equiv_mem_from_store,
30529 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
30530 contains_replace_regs, memref_referenced_p, memref_used_between_p,
30531 no_equiv, recorded_label_ref): Move from local-alloc.c.
30532 (update_equiv_regs): Ditto. Make it static.
30533 (print_insn_chain, print_insn_chains): Move it from global.c.
30534 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
30535 (build_insn_chain): Ditto. Make it static.
30536 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
30537 Rename to init_live_subregs.
30538 (gate_ira): Remove flag_ira.
30540 * regclass.c: Rename reginfo.c. Change file description.
30541 (FORBIDDEN_INC_DEC_CLASSES): Remove.
30542 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
30543 (init_reg_sets_1): Remove code for evaluation of
30544 reg_class_superclasses and losing_caller_save_reg_set.
30545 (init_regs): Remove init_reg_autoinc.
30546 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
30547 ok_for_base_p_nonstrict): Remove.
30548 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
30549 (pass_regclass_init): Rename to pass_reginfo_init. Modify
30550 corresponding entries.
30551 (dump_regclass, record_operand_costs, scan_one_insn,
30552 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
30553 record_address_regs, auto_inc_dec_reg_p): Remove.
30554 (gt-regclass.h): Rename to gt-reginfo.h.
30556 * rtl.h (dump_global_regs, retry_global_alloc,
30557 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
30559 * Makefile.in (RA_H): Remove.
30560 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
30561 Rename regclass.o to reginfo.o.
30562 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
30564 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
30565 (GTFILES): Rename regclass.c to reginfo.c.
30567 * passes.c (init_optimization_passes): Remove pass_local_alloc and
30568 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
30570 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
30571 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
30573 (finish_spills): Ditto. Remove code for !flag_ira.
30575 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
30577 PR middle-end/35854
30578 * doc/invoke.texi (rtl debug options): Complete rewrite.
30579 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
30581 * mode-switching.c (pass_mode_switching): Rename pass from
30582 "mode-sw" to "mode_sw".
30583 * except.c (pass_convert_to_eh_ranges): Rename pass from
30584 "eh-ranges" to "eh_ranges".
30585 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
30589 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
30590 Alexander Monakov <amonakov@ispras.ru>
30592 PR middle-end/38857
30593 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
30595 (move_exprs_to_boundary): Change return type and pass through
30596 should_move from move_op. Relax assert. Update usage ...
30597 (schedule_expr_on_boundary): ... here. Use should_move instead of
30599 (move_op_orig_expr_found): Indicate that insn was disconnected from
30601 (code_motion_process_successors): Do not call after_merge_succs
30602 callback if original expression was not found when traversing any of
30604 (code_motion_path_driver): Change return type. Update prototype.
30605 (move_op): Update comment. Add a new parameter (should_move). Update
30606 prototype. Set *should_move based on indication provided by
30607 move_op_orig_expr_found.
30609 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
30611 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
30612 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
30613 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
30614 * config/rs6000/rs6000.c (rs6000_override_options): Default
30615 avoid-indexed-addresses on for Power6, off for everything else.
30616 (avoiding_indexed_address_p): New function.
30617 (rs6000_legitimize_address): Use it.
30618 (rs6000_legitimate_address): Likewise.
30619 * config/rs6000/rs6000.md (movXX_updateX): Likewise
30621 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
30623 PR tree-optimization/38997
30624 * tree-loop-distribution.c (generate_memset_zero): Use
30625 POINTER_PLUS_EXPR for a pointer addition.
30627 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
30629 * config/s390/s390.md (bswap<mode>2): New pattern added.
30631 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
30633 * config/s390/s390.md (*tls_load_31): Added type attribute.
30635 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
30637 * config/s390/s390.md: Fix a few comments.
30639 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
30641 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
30642 (*tm<mode>_full): Fixed z10prop attribute.
30643 (*tst<mode>_extimm): Fixed z10prop attribute.
30644 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
30645 (*tstqiCCT_cconly): Fixed z10prop attribute.
30646 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
30647 (*movsi_larl): Fixed z10prop attribute.
30648 (*movsi_zarch): Fixed z10prop attribute.
30649 (*movsi_eas): Fixed z10prop attribute.
30650 (*movhi): Fixed z10prop attribute.
30651 (*movqi): Fixed z10prop attribute.
30652 (*movstrictqi): Fixed z10prop attribute.
30653 (*mov<mode>): Fixed z10prop attribute.
30654 (*movcc): Fixed z10prop attribute.
30655 (*sethighpartdi_64): Fixed z10prop attribute.
30656 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
30657 (*negdi2_sign_cc): Fixed z10prop attribute.
30658 (*negdi2_sign): Fixed z10prop attribute.
30659 (*absdi2_sign_cc): Fixed z10prop attribute.
30660 (*absdi2_sign): Fixed z10prop attribute.
30661 (*negabsdi2_sign_cc): Fixed z10prop attribute.
30662 (*negabsdi2_sign): Fixed z10prop attribute.
30663 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
30664 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
30665 (doloop_si64): Fixed z10prop attribute.
30666 (doloop_si31): Fixed z10prop attribute.
30667 (doloop_long): Fixed z10prop attribute.
30668 (indirect_jump): Fixed z10prop attribute.
30669 (nop): Fixed z10prop attribute.
30670 (main_base_64): Fixed z10prop attribute.
30671 (reload_base_64): Fixed z10prop attribute.
30673 2009-01-28 Jakub Jelinek <jakub@redhat.com>
30675 PR rtl-optimization/38740
30676 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
30678 * config/mips/mips.c (mips_reorg): Likewise.
30680 2009-01-28 Richard Guenther <rguenther@suse.de>
30682 PR tree-optimization/38926
30683 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
30684 with the correct value id to a value.
30685 (do_regular_insertion): Use the value number of edoubleprime
30686 for the value number of the expr.
30689 2008-08-21 Richard Guenther <rguenther@suse.de>
30691 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
30692 a PHI ask VN if it is already available.
30693 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
30694 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
30696 2009-01-28 Jakub Jelinek <jakub@redhat.com>
30698 PR middle-end/38934
30699 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
30700 set to varying whenever max has TREE_OVERFLOW set, similarly
30701 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
30703 2009-01-28 Richard Guenther <rguenther@suse.de>
30705 PR middle-end/38908
30706 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
30707 uninitialized aggregate uses in call arguments.
30709 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
30711 PR tree-optimization/38984
30712 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
30713 the nothing_id variable if -fno-delete-null-pointer-checks.
30715 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
30718 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
30719 (set_got_offset_rex64): Ditto.
30721 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
30724 * doc/extend.texi: Improve local variable with asm reg.
30726 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
30728 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
30729 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
30730 was not supplied then set warn_packed_bitfield_compat to the
30731 default value of 1.
30732 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
30735 2009-01-27 Richard Guenther <rguenther@suse.de>
30737 PR tree-optimization/38503
30738 * cfgexpand.c (expand_gimple_basic_block): Ignore
30739 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
30740 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
30741 variables that cannot have TBAA applied.
30742 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
30745 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
30747 PR middle-end/38969
30748 * calls.c (initialize_argument_information): Do not wrap complex
30749 arguments in SAVE_EXPR.
30751 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
30753 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
30754 (INSTALL_LIBGCC): Revert typo commit.
30756 2009-01-26 Richard Guenther <rguenther@suse.de>
30758 PR tree-optimization/38745
30759 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
30760 from special handling.
30762 2009-01-26 Richard Guenther <rguenther@suse.de>
30764 PR tree-optimization/38745
30765 * tree-ssa.c (execute_update_addresses_taken): Do not include
30766 variables that cannot possibly be a register in not_reg_needs.
30767 Do not clear TREE_ADDRESSABLE on vars that may not become
30769 * tree-ssa.c (update_alias_info_1): Include those in the set
30770 of addressable vars.
30772 2009-01-26 Richard Guenther <rguenther@suse.de>
30774 PR middle-end/38851
30775 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
30776 * tree-ssa-dse.c: Include langhooks.h
30777 (execute_simple_dse): Remove stores with zero size.
30779 2009-01-24 Jakub Jelinek <jakub@redhat.com>
30782 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
30785 2009-01-24 Julian Brown <julian@codesourcery.com>
30787 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
30788 config/arm/linux-atomic.c.
30789 * config/arm/linux-atomic.c: New.
30791 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
30793 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
30794 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
30795 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
30797 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
30800 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
30803 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
30805 PR tree-optimization/38953
30806 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
30807 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
30808 (gloog): Split the exit of the scop when the scop exit is a loop exit.
30809 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
30812 2009-01-24 Paul Brook <paul@codesourcery.com>
30814 * config/arm/neon.md (neon_type): Move to arm.md.
30815 (neon_mov<VSTRUCT>): Add neon_type attribute.
30816 * config/arm/arm.md (neon_type): Move to here.
30817 (conds): Add "unconditioal" and use as default for NEON insns.
30819 2009-01-24 Ben Elliston <bje@au.ibm.com>
30821 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
30822 void *' warning from -Wc++-compat.
30823 * Makefile.in (dominance.o-warn): Remove.
30825 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
30827 PR tree-optimization/38932
30828 * fold-const.c (fold_unary_ignore_overflow): New.
30829 * tree.h (fold_unary_ignore_overflow): Declare.
30830 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
30831 * tree-ssa-sccvn.c (visit_reference_op_load,
30832 simplify_unary_expression): Likewise.
30834 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
30836 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
30837 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
30838 regardless of their type.
30839 * c-common.c (handle_packed_attribute): Don't ignore packed on
30841 * c.opt (Wpacked-bitfield-compat): New warning option.
30842 * stor-layout.c (place_field): Warn if offset of a field changed.
30843 * doc/extend.texi (packed): Mention the ABI change.
30844 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
30845 (Warning Options): Add it to the list.
30847 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
30849 * c-opts.c (c_common_post_options): Fix a typo in comments.
30851 2009-01-22 Steve Ellcey <sje@cup.hp.com>
30853 PR middle-end/38615
30854 * gimplify.c (gimplify_init_constructor): Fix promotion of const
30855 variables to static.
30856 * doc/invoke.texi (-fmerge-all-constants): Update description.
30858 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
30861 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
30862 (*movdi_1_rex64): Use type "mmx" for alternative 5.
30864 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
30866 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
30868 (LOCAL_ALIGNMENT): Similarly.
30870 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
30871 Joseph Myers <joseph@codesourcery.com>
30873 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
30874 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
30875 * config/arm/arm-tune.md: Regenerate.
30876 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
30879 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
30881 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
30882 version number to five.
30884 2009-01-22 Dodji Seketeli <dodji@redhat.com>
30887 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
30888 * c-common.c (set_underlying_type): Likewise.
30889 (is_typedef_decl ): Likewise
30891 (set_underlying_type): Likewise.
30892 (is_typedef_type): Likewise.
30894 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
30896 PR middle-end/38587
30897 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
30900 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
30903 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
30904 (LIBGCC_SPEC): Don't define.
30905 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
30907 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
30909 PR rtl-optimization/38879
30910 * alias.c (base_alias_check): Unaligned access via AND address can
30911 alias all surrounding object types except those with sizes equal
30912 or wider than the size of unaligned access.
30914 2009-01-21 Dodji Seketeli <dodji@redhat.com>
30917 * c-decl.c (clone_underlying_type): Move this ...
30918 * c-common.c (set_underlying_type): ... here.
30919 Also, make sure the function properly sets TYPE_STUB_DECL() on
30920 the newly created typedef variant type.
30921 (is_typedef_decl ): New entry point.
30922 * tree.h: Added a new member member_types_needing_access_check to
30923 struct tree_decl_non_common.
30924 (set_underlying_type): New entry point.
30925 (is_typedef_type): Likewise.
30927 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
30929 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
30930 Check whether two instructions have memory references that
30931 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
30932 are helper functions for traversing.
30933 * alias.h (insn_alias_sets_confilict_p): New prototypes.
30934 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
30935 not to draw dependency edge for instructions with non-conflicting
30938 2009-01-20 Joseph Myers <joseph@codesourcery.com>
30941 * longlong.h: Update copyright years. Use soft-fp license notice.
30942 Sync __clz_tab declaration with glibc.
30944 2009-01-20 Steve Ellcey <sje@cup.hp.com>
30947 * doc/extend.texi (syscall_linkage): New.
30948 (version_id): Modify.
30950 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
30951 Richard Guenther <rguenther@suse.de>
30953 PR tree-optimization/38747
30954 PR tree-optimization/38748
30955 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
30956 conversion if the base address is an indirect reference and the
30957 aliasing sets could cause issues.
30959 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
30961 * common.opt (fgraphite, fgraphite-identity): Add comment for
30962 explaining why these options are not documented.
30964 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
30966 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
30967 gimple_call_lhs is NULL.
30969 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
30972 * emit-rtl.c (adjust_address_1): Make sure memref is never
30975 2009-01-20 Ben Elliston <bje@au.ibm.com>
30977 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
30978 const qualifier from arg parameter. Remove unnecessary cast to char *.
30979 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
30980 const qualifier from arg 2.
30982 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
30984 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
30986 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
30989 * rtl.h (reinit_regs): New prototype.
30990 * regclass.c: Include ira.h.
30991 (reinit_regs): New.
30992 * Makefile.in (regclass.o): Add ira.h.
30993 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
30995 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
30998 * c-common.c (handle_aligned_attribute): Use
30999 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
31000 default alignment value.
31002 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
31004 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
31005 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
31007 * doc/extend.texi: Update __attribute__ ((aligned)). Document
31008 __BIGGEST_ALIGNMENT__.
31010 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
31012 2009-01-18 Richard Guenther <rguenther@suse.de>
31014 PR tree-optimization/38819
31015 * tree-flow.h (operation_could_trap_helper_p): Declare.
31016 * tree-eh.c (operation_could_trap_helper_p): Export.
31017 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
31018 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
31019 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
31020 are about to insert a possibly trapping instruction and fail
31023 2009-01-18 Andreas Schwab <schwab@suse.de>
31025 * doc/install.texi (Configuration): Remove obsolete paragraph
31026 about use of --with-gnu-ld with --with-gnu-as.
31028 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
31030 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
31031 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
31032 Follow spelling conventions.
31034 2009-01-18 Ben Elliston <bje@au.ibm.com>
31036 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
31037 C++ warning about implicit conversion from void * to struct
31039 (bitmap_obstack_free): Likewise for bitmap_element *.
31040 * Makefile.in (bitmap.o-warn): Remove.
31042 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
31044 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
31046 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
31047 Tobias Grosser <tobi.grosser@amd.com>
31049 * graphite.c (graphite_trans_scop_block): Do not block single
31052 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
31054 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
31055 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
31056 test with assertion.
31058 2009-01-16 Richard Guenther <rguenther@suse.de>
31060 PR tree-optimization/38835
31061 PR middle-end/36227
31062 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
31063 and INT + PTR -> (INT)(PTR p+ INT) folding.
31064 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
31066 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
31069 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
31070 the subreg from a lowpart subreg if it is also casting the value.
31072 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
31073 Tobias Grosser <tobi.grosser@amd.com>
31075 * graphite.c (compare_prefix_loops): New.
31076 (build_scop_canonical_schedules): Rewritten.
31077 (graphite_transform_loops): Move build_scop_canonical_schedules
31078 after build_scop_iteration_domain.
31080 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
31081 Tobias Grosser <tobi.grosser@amd.com>
31083 * graphite.c (add_conditions_to_domain): Add the loops to
31084 the dimension of the iteration domain. Do copy the domain
31085 only when it exists.
31086 (build_scop_conditions_1): Do not call add_conditions_to_domain.
31087 (add_conditions_to_constraints): New.
31088 (can_generate_code_stmt, can_generate_code): Removed.
31089 (gloog): Do not call can_generate_code.
31090 (graphite_transform_loops): Call add_conditions_to_constraints
31091 after building the iteration domain.
31093 2009-01-16 Jakub Jelinek <jakub@redhat.com>
31095 PR tree-optimization/38789
31096 * tree-ssa-threadedge.c
31097 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
31098 __builtin_constant_p.
31100 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
31102 * dce.c (delete_unmarked_insns): Reversed the order that insns are
31103 examined before deleting them.
31105 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
31107 * function.c (aggregate_value_p): Correctly extract the function
31108 type from CALL_EXPR_FN lookup.
31110 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
31112 * config/picochip/picochip.c (picochip_override_options): Revert
31113 CFI asm flag disable commited previously.
31115 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
31116 Tobias Grosser <tobi.grosser@amd.com>
31117 Jan Sjodin <jan.sjodin@amd.com>
31119 * graphite.c (scan_tree_for_params): On substractions negate
31120 all the coefficients of the term.
31121 (clast_to_gcc_expression_red): New. Handle reduction expressions
31122 of more than two operands.
31123 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
31124 (get_vdef_before_scop): Handle also the case of default definitions.
31126 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
31128 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
31129 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
31130 Also use them when walking CALL_INSN_FUNCTION_USAGE.
31132 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
31133 Joey Ye <joey.ye@intel.com>
31135 PR middle-end/37843
31136 * cfgexpand.c (expand_stack_alignment): Don't update stack
31137 boundary nor check incoming stack boundary here.
31138 (gimple_expand_cfg): Update stack boundary and check incoming
31139 stack boundary here.
31141 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
31143 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
31145 2009-01-14 Jakub Jelinek <jakub@redhat.com>
31147 PR rtl-optimization/38245
31148 * calls.c (expand_call): Add stack arguments to
31149 CALL_INSN_FUNCTION_USAGE even for pure calls (when
31150 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
31151 in regs and partially in memory or BLKmode arguments.
31152 (emit_library_call_value_1): Add stack arguments to
31153 CALL_INSN_FUNCTION_USAGE even for pure calls (when
31154 ACCUMULATE_OUTGOING_ARGS).
31155 * dce.c: Include tm_p.h.
31156 (find_call_stack_args): New function.
31157 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
31159 (mark_insn): Call find_call_stack_args for CALL_Ps.
31160 (prescan_insns_for_dce): Walk insns backwards in bb rather than
31161 forwards. Allocate and free arg_stores bitmap if needed, pass it
31162 down to deletable_insn_p, don't mark stores set in arg_stores
31163 bitmap, clear the bitmap at the beginning of each bb.
31164 * Makefile.in (dce.o): Depend on $(TM_P_H).
31166 2009-01-14 Michael Meissner <gnu@the-meissners.org>
31169 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
31170 to make sure the insn is a conditional test (bug 22599). Reformat a
31173 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
31175 PR middle-end/38431
31176 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
31177 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
31178 (gloog): Do not call cleanup_tree_cfg.
31179 (graphite_transform_loops): Call cleanup_tree_cfg after all
31180 scops have been code generated.
31182 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
31183 * doc/gty.texi (Invoking the garbage collector): Added new node
31184 and section documenting ggc_collect.
31186 2009-01-14 Richard Guenther <rguenther@suse.de>
31188 PR tree-optimization/38826
31189 PR middle-end/38477
31190 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
31191 initialization notes only if we actually emitted a warning.
31192 (intra_create_variable_infos): Add constraints for a result decl
31193 that is passed by hidden reference.
31194 (build_pred_graph): Mark all related variables non-direct on
31197 2009-01-14 Nick Clifton <nickc@redhat.com>
31199 * ira-conflicts.c: Include addresses.h for the definition of
31201 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
31202 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
31204 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
31207 * Makefile.in (ira-lives.o): Add except.h.
31209 * ira-lives.c: Include except.h.
31210 (process_bb_node_lives): Process can_throw_internal.
31212 2009-01-13 Jakub Jelinek <jakub@redhat.com>
31214 PR rtl-optimization/38774
31215 * combine.c (simplify_set): When undoing cc_use change, don't do
31216 PUT_CODE on the newly created comparison, but instead put back the
31219 2009-01-13 Joseph Myers <joseph@codesourcery.com>
31221 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
31222 values. Remove duplicate arm8 entry.
31224 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
31226 PR tree-optimization/38786
31227 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
31228 the SSA_NAME case of expand_scalar_variables_expr.
31229 Set the type of an expression to the type of its assign statement.
31230 (expand_scalar_variables_expr): Also gather the scalar computation
31231 used to index the memory access. Do not pass loop_p.
31232 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
31233 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
31234 the gimple_stmt_iterator where it inserts new code.
31235 Do not pass loop_p.
31236 (copy_bb_and_scalar_dependences): Do not pass loop_p.
31237 (translate_clast): Update call to copy_bb_and_scalar_dependences.
31239 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
31241 * graphite.h (debug_value): Removed.
31242 * graphite.c (debug_value): Removed.
31244 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
31246 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
31247 ldrd/strd with two 32-bit instructions.
31249 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
31251 * config/arm/arm.c (struct processors): Pass for speed down into
31252 cost helper functions.
31253 (const_ok_for_op): Handle COMPARE and inequality nodes.
31254 (arm_rtx_costs_1): Rewrite.
31255 (arm_size_rtx_costs): Update prototype.
31256 (arm_rtx_costs): Pass speed down to helper functions.
31257 (arm_slowmul_rtx_costs): Rework cost calculations.
31258 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
31259 (arm_9e_rtx_costs): Likewise.
31261 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
31263 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
31264 relocations of local symbols wider than UNITS_PER_WORD are not valid.
31265 (alpha_legitimize_address): Do not split local symbols wider than
31266 UNITS_PER_WORD into HIGH/LO_SUM parts.
31268 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
31271 * gcc.c (process_command): Replace call to execvp with calls
31272 to pex_one and exit.
31274 2009-01-03 Anatoly Sokolov <aesok@post.ru>
31277 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
31278 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
31279 variant for devices with 3-byte PC.
31280 (__tablejump_elpm__): New.
31282 2009-01-12 Jakub Jelinek <jakub@redhat.com>
31285 * c-parser.c (c_parser_postfix_expression): Allow `->' in
31286 offsetof member-designator, handle it as `[0].'.
31288 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31290 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
31291 function when not using named sections on targets with named sections
31292 if branch distance is less than 262132.
31294 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
31296 * combine.c (combine_instructions): Recompute
31297 optimize_this_for_speed_p for each BB in the main combine loop.
31299 2009-01-12 Tomas Bily <tbily@suse.cz>
31302 * tree-loop-distribution.c (prop_phis): New function.
31303 (generate_builtin): Call prop_phis.
31305 2009-01-12 Jakub Jelinek <jakub@redhat.com>
31307 PR tree-optimization/38807
31308 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
31309 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
31311 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
31313 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
31314 subreg of op0 to the original op0.
31316 2009-01-11 Laurent GUERBY <laurent@guerby.net>
31318 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
31320 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
31323 * mips-tfile.c (parse_def): Fix parsing of def strings
31324 starting with digits.
31326 2009-01-10 Jakub Jelinek <jakub@redhat.com>
31329 * config/arm/arm.c (arm_is_long_call_p): Don't call
31330 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
31332 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
31334 * regrename.c (regrename_optimize): Fix dumping.
31335 (find_oldest_value_reg): Preserve REG_POINTER.
31336 (copy_hardreg_forward_1): Likewise.
31338 2009-01-09 Diego Novillo <dnovillo@google.com>
31340 * gimple.h (struct gimple_statement_base) <uid>: Document
31341 the restrictions on its use.
31342 (gimple_uid): Tidy.
31343 (gimple_set_uid): Tidy.
31345 2009-01-09 Jakub Jelinek <jakub@redhat.com>
31347 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
31348 zero guard even if align_bytes != 0 and count is smaller than
31351 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
31353 PR rtl-optimization/38495
31354 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
31355 (add_range_and_copies_from_move_list): Print all added ranges.
31356 Add ranges to memory optimized destination.
31358 2009-01-09 Jakub Jelinek <jakub@redhat.com>
31362 * config/i386/i386.c (override_options): Reject
31363 -mstringop-strategy=rep_8byte with -m32.
31364 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
31365 to 1. Do count comparison against epilogue_size_needed at compile
31366 time even when count_exp was constant forced into register. For
31367 size_needed don't jump to epilogue, instead just avoid aligning
31368 and invoke the body algorithm. If need_zero_guard, add zero guard
31369 even if count is non-zero, but smaller than size_needed + number of
31370 bytes that could be stored for alignment.
31371 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
31372 to 1. If need_zero_guard, add zero guard even if count is non-zero,
31373 but smaller than size_needed + number of bytes that could be stored
31374 for alignment. Compare size_needed with epilogue_size_needed instead
31375 of desired_align - align, don't adjust size_needed, pass
31376 epilogue_size_needed to the epilogue expanders.
31379 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
31381 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31383 * pa.c (last_address): Change to unsigned.
31384 (update_total_code_bytes): Change argument to unsigned. Don't
31385 check if insn addresses are set.
31386 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
31387 addresses are not set.
31388 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
31390 2009-01-09 Nick Clifton <nickc@redhat.com>
31392 * config/sh/symbian.c: Replace uses of DECL_INLINE with
31393 DECL_DECLARED_INLINE_P.
31395 2009-01-09 Jakub Jelinek <jakub@redhat.com>
31397 PR middle-end/38347
31398 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
31399 GET_MODE (op0) in operand_subword_force calls.
31401 PR middle-end/38771
31402 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
31403 fold_convert arg0 operands to TREE_TYPE (op0) first.
31405 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
31407 * params.def (ira-max-conflict-table-size): Decrease default value
31410 2009-01-08 Jakub Jelinek <jakub@redhat.com>
31412 PR tree-optimization/37031
31413 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
31415 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
31416 allocate it using gc instead of heap, use VEC_quick_push instead of
31418 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
31419 instead of heap, use VEC_quick_push instead of VEC_safe_push.
31420 * tree-data-ref.h (struct access_matrix): Change matrix to gc
31421 allocated vector from heap allocated.
31422 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
31423 * tree-loop-linear.c (linear_transform_loops): Allocate nest
31424 vector only after perfect_loop_nest_depth call.
31426 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
31427 Jan Sjodin <jan.sjodin@amd.com>
31429 PR tree-optimization/38559
31430 * graphite.c (debug_value, copy_constraint,
31431 swap_constraint_variables, scale_constraint_variable, ): New.
31432 (get_lower_bound, get_upper_bound): Removed.
31433 (graphite_trans_bb_strip_mine): Clean up this code that works
31434 only for constant number of iterations. Fully copy upper and
31435 lower bound constraints, not only the constant part of them.
31436 * graphite.h (debug_value): Declared.
31438 2009-01-08 Ira Rosen <irar@il.ibm.com>
31440 PR tree-optimization/37194
31441 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
31442 Don't add the cost of cost model guard in prologue to scalar
31443 outside cost in case of known number of iterations.
31445 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
31446 Alan Modra <amodra@bigpond.net.au>
31448 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
31449 non-word-aligned REG+CONST addressing.
31451 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
31454 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
31455 free_after_compilation when outputting a thunk.
31456 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
31457 Do not call free_after_compilation here.
31459 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
31461 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
31462 (ix86_valid_target_attribute_inner_p): Ditto.
31464 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
31466 PR tree-optimization/38492
31467 PR tree-optimization/38498
31468 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
31469 * tree-chrec.h (scev_is_linear_expression): Declared.
31470 * graphite.c (graphite_cannot_represent_loop_niter): New.
31471 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
31472 (graphite_loop_normal_form): Use gcc_assert.
31473 (scan_tree_for_params): Use CASE_CONVERT.
31474 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
31475 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
31476 Use gcc_assert. Discard scops that contain unhandled cases.
31477 (build_scop_conditions): Return a boolean status for unhandled cases.
31478 (strip_mine_profitable_p): Print the loop number, not its depth.
31479 (is_interchange_valid): Pass the depth of the loop nest, don't
31480 recompute it wrongly.
31481 (graphite_trans_bb_block): Same.
31482 (graphite_trans_bb_block): Print tentative of loop blocking.
31483 (graphite_trans_scop_block): Do not print that the loop has been
31485 (graphite_transform_loops): Do not handle scops that contain condition
31488 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
31490 AVX Programming Reference (December, 2008)
31491 * config/i386/avxintrin.h (_mm256_stream_si256): New.
31492 (_mm256_stream_pd): Likewise.
31493 (_mm256_stream_ps): Likewise.
31495 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
31496 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
31497 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
31498 (bdesc_special_args): Add __builtin_ia32_movntdq256,
31499 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
31500 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
31501 (ix86_expand_special_args_builtin): Likewise.
31503 * config/i386/sse.md (AVXMODEDI): New.
31504 (avx_movnt<mode>): Likewise.
31505 (avx_movnt<mode>): Likewise.
31506 (<sse>_movnt<mode>): Remove AVX support.
31507 (sse2_movntv2di): Likewise.
31509 2009-01-07 Richard Guenther <rguenther@suse.de>
31511 PR middle-end/38751
31512 * fold-const.c (extract_muldiv): Remove obsolete comment.
31513 (fold_plusminus_mult_expr): Undo MINUS_EXPR
31514 to PLUS_EXPR canonicalization for the canonicalization.
31516 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
31518 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
31519 hosted cross-compilers generating less efficient code.
31521 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
31523 * function.h (rtl_data): Add a dbr_scheduled_p field.
31524 * reorg.c (dbr_schedule): Set it.
31525 (gate_handle_delay_slots): Check it.
31526 * config/mips/mips.c (mips_base_delayed_branch): Delete.
31527 (mips_reorg): Check flag_delayed_branch instead of
31528 mips_base_delayed_branch.
31529 (mips_override_options): Don't set mips_base_delayed_branch
31530 or flag_delayed_branch.
31532 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
31534 PR rtl-optimization/38426.
31535 * ira.c (ira): Set current_function_is_leaf earlier.
31537 2009-01-06 Jakub Jelinek <jakub@redhat.com>
31539 PR rtl-optimization/38722
31540 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
31541 too early, only set a flag and modify after last possible
31544 2009-01-06 Janis Johnson <janis187@us.ibm.com>
31547 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
31548 * real.c (decimal_single_format): Correct values of emin and emax.
31549 (decimal_double_format): Ditto.
31550 (decimal_quad_format): Ditto.
31551 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
31552 computation of DECnn_MIN and DECnn_MAX for corrected values of
31553 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
31554 __DECnn_MIN__, and adjust its computation for the corrected value
31557 2009-01-06 Jan Hubicka <jh@suse.cz>
31560 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
31562 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
31564 * doc/contrib.texi (Contributors): Slightly adjust the end note.
31565 Add Robert Clark to the list of testers.
31567 2009-01-06 Jan Hubicka <jh@suse.cz>
31568 Kai Tietz <kai.tietz@onevision.com>
31570 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
31571 * config/i386/i386.c (ix86_expand_call): Add clobbers.
31573 2009-01-06 Jan Hubicka <jh@suse.cz>
31574 Kai Tietz <kai.tietz@onevision.com>
31576 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
31578 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
31579 (ix86_nsaved_regs): Count only general purpose regs.
31580 (ix86_nsaved_sseregs): New.
31581 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
31582 to 16 for w64; compute padding and size of sse reg save area.
31583 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
31584 general purpose regs.
31585 (ix86_emit_save_sse_regs_using_mov): New.
31586 (ix86_expand_prologue): Save SSE regs if needed.
31587 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
31588 (ix86_emit_restore_sse_regs_using_mov): New.
31589 (ix86_expand_epilogue): Save SSE regs if needed.
31591 2009-01-06 Jan Hubicka <jh@suse.cz>
31592 Kai Tietz <kai.tietz@onevision.com>
31594 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
31595 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
31596 functions when accumulate outgoing args is off.
31598 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
31601 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
31602 before using pseudos_have_intersected_live_ranges_p.
31604 * ira-int.h (ira_assert): Always define.
31606 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
31608 AVX Programming Reference (December, 2008)
31609 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
31610 (_mm256_permute2_pd): Likewise.
31611 (_mm_permute2_ps): Likewise.
31612 (_mm256_permute2_ps): Likewise.
31613 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
31614 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
31616 * config/i386/i386.c (ix86_builtins): Remove
31617 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
31618 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
31619 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
31620 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
31621 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
31622 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
31623 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
31624 __builtin_ia32_vpermil2ps256.
31625 (ix86_init_mmx_sse_builtins): Updated.
31626 (ix86_expand_args_builtin): Likewise.
31628 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31630 * pa.c (output_call): Relocate non-jump insns in the delay slot of
31631 long absolute calls when generating PA 2.0 code.
31633 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
31635 PR rtl-optimization/38583
31636 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
31638 * params.def (ira-max-conflict-table-size): New.
31640 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
31642 * ira.h (ira_conflicts_p): New external definition.
31644 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
31645 table. Report this. Return result of building.
31646 (ira_build_conflicts): Use ira_conflicts_p. Check result of
31647 building conflict table.
31649 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
31650 (ira_color): Use ira_conflicts_p.
31652 * global.c: Include ira.h.
31653 (pseudo_for_reload_consideration_p, build_insn_chain): Use
31656 * Makefile.in (global.o): Add ira.h.
31658 * ira-build.c (mark_all_loops_for_removal,
31659 propagate_some_info_from_allocno): New.
31660 (remove_unnecessary_allocnos): Call
31661 propagate_some_info_from_allocno.
31662 (remove_low_level_allocnos): New.
31663 (remove_unnecessary_regions): Add parameter. Call
31664 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
31665 parameter to remove_unnecessary_regions.
31666 (ira_build): Remove all regions but root if the conflict table was
31667 not built. Update conflict hard regs for allocnos crossing calls.
31669 * ira.c (ira_conflicts_p): New global.
31670 (ira): Define and use ira_conflicts_p.
31672 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
31673 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
31674 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
31676 2009-01-06 Ben Elliston <bje@au.ibm.com>
31678 * gengtype-lex.l (YY_NO_INPUT): Define.
31680 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
31683 * c-common.c (handle_vector_size_attribute): Also reject
31684 BOOLEAN_TYPE types.
31686 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
31688 PR tree-optimization/38492
31689 * graphite.c (rename_map_elt, debug_rename_elt,
31690 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
31691 rename_map_elt_info, eq_rename_map_elts,
31692 get_new_name_from_old_name, bb_in_sese_p): Moved around.
31693 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
31694 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
31695 (sese_build_livein_liveouts): New.
31696 (new_sese, free_sese): New.
31697 (new_scop): Call new_sese.
31698 (free_scop): Call free_sese.
31699 (rename_variables_from_edge, rename_phis_end_scop): Removed.
31700 (register_old_new_names): Renamed register_old_and_new_names.
31701 (register_scop_liveout_renames, add_loop_exit_phis,
31702 insert_loop_close_phis, struct igp,
31703 default_liveout_before_guard, add_guard_exit_phis,
31704 insert_guard_phis, copy_renames): New.
31705 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
31706 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
31707 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
31708 (scop_adjust_phis_for_liveouts): New.
31709 (gloog): Call scop_adjust_phis_for_liveouts.
31711 * graphite.h (struct sese): Documented. Added fields liveout,
31712 num_ver and livein.
31713 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
31714 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
31715 (struct scop): Added field liveout_renames.
31716 (SCOP_LIVEOUT_RENAMES): New.
31718 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
31720 PR tree-optimization/38510
31721 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
31722 (translate_clast): Call recompute_all_dominators before
31724 (gloog): Call recompute_all_dominators before graphite_verify.
31726 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
31727 Jan Sjodin <jan.sjodin@amd.com>
31729 PR tree-optimization/38500
31730 * graphite.c (create_sese_edges): Call fix_loop_structure after
31733 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
31735 * config.gcc: Add m32r*-*-rtems*.
31736 * config/m32r/rtems.h: New file.
31738 2009-01-05 Ben Elliston <bje@au.ibm.com>
31740 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
31741 (.po.pox): Likewise.
31742 (po/gcc.pot): Likewise.
31744 2009-01-04 David S. Miller <davem@davemloft.net>
31746 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
31747 (STARTING_FRAME_OFFSET): Always set to zero.
31749 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
31751 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
31752 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
31753 fixed-point types, and vectors of the same.
31755 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
31757 * config/mips/sync.md (*mb_barrier): Rename to...
31758 (*memory_barrier): ...this.
31760 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
31762 * doc/extend.texi (Function Attributes): Move @cindex after @item
31763 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
31764 and put in alphabetical order. Fix 'target' name and put in order.
31765 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
31768 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
31770 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
31771 (memory_barrier): Expand as unspec instead of unspec_volatile.
31772 Remove mem:BLK from insn operands. Use Pmode scratch register.
31773 (*memory_barrier): Define as unspec instead of unspec_volatile.
31774 Use (match_dup 0) as input operand.
31776 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
31777 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
31778 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
31779 scratch register. Remove operand 1.
31780 (*stbar): Define as unspec instead of unspec_volatile.
31781 Use (match_dup 0) as input operand, remove (const_int 8).
31782 (*membar): Define as unspec instead of unspec_volatile.
31783 Use (match_dup 0) as input operand, remove input operand 2.
31785 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
31786 (memory_barrier): Expand as unspec instead of unspec_volatile.
31787 Remove mem:BLK from insn operands. Use Pmode scratch register.
31788 (*memory_barrier): Define as unspec instead of unspec_volatile.
31789 Use (match_dup 0) as input operand.
31791 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
31792 Remove mem:BLK from insn operands. Use Pmode scratch register.
31793 Set volatile flag on operand 0.
31794 (*memory_barrier): New insn pattern.
31796 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
31798 (*memory_barrier): Use (match_dup 0) as input operand.
31800 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
31801 Remove mem:BLK from insn operands. Use Pmode scratch register.
31802 Set volatile flag on operand 0.
31803 (*mb_internal): New insn pattern.
31805 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
31807 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
31809 PR middle-end/38586
31810 * function.c (struct temp_slot): Move to the section of the file
31811 that deals with temp slots. Remove field 'address'.
31812 (temp_slot_address_table): New hash table of address -> temp slot.
31813 (struct temp_slot_address_entry): New struct, items for the table.
31814 (temp_slot_address_compute_hash, temp_slot_address_hash,
31815 temp_slot_address_eq, insert_temp_slot_address): Support functions
31817 (find_temp_slot_from_address): Rewrite to use the new hash table.
31818 (remove_unused_temp_slot_addresses): Remove addresses of temp
31819 slots that have been made available.
31820 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
31821 worker function for remove_unused_temp_slot_addresses.
31822 (assign_stack_temp_for_type): Don't clear the temp slot address list.
31823 Add the temp slot address to the address -> temp slot map.
31824 (update_temp_slot_address): Update via insert_temp_slot_address.
31825 (free_temp_slots): Call remove_unused_temp_slot_addresses.
31826 (pop_temp_slots): Likewise.
31827 (init_temp_slots): Allocate the address -> temp slot map, or empty
31828 the map if it is already allocated.
31829 (prepare_function_start): Initialize temp slot processing.
31831 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
31833 PR middle-end/38584
31834 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
31835 Calculate the size of all stack vars assuming no packing of stack
31836 vars will happen, replacing a quadratic algorithm with a linear one.
31838 2009-01-03 Jakub Jelinek <jakub@redhat.com>
31841 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
31844 2009-01-03 Diego Novillo <dnovillo@google.com>
31846 * doc/contrib.texi: Update contributions.
31848 2009-01-03 Jakub Jelinek <jakub@redhat.com>
31851 * builtins.c (fold_builtin_memory_op): Give up if either operand
31852 is volatile. Set srctype or desttype to non-qualified version
31856 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
31857 and FUNCTION_DECLs.
31859 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
31861 PR rtl-optimization/35805
31862 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
31863 problem if fast dce is able to remove any instructions.
31864 * dce.c (dce_process_block): Fix dump message.
31866 2009-01-02 Mark Mitchell <mark@codesourcery.com>
31869 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
31871 2009-01-02 Jakub Jelinek <jakub@redhat.com>
31873 PR middle-end/38690
31874 * tree-flow.h (op_code_prio, op_prio): New prototypes.
31875 * tree-pretty-print.c (op_code_prio): New function.
31876 (op_prio): No longer static. Use op_code_prio.
31877 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
31878 Use op_prio and op_code_prio to determine if () should be
31879 printed around operand(s) or not.
31881 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
31882 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
31883 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
31884 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
31885 pp_character instead of pp_string for single letter printing.
31887 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
31889 * doc/extend.texi: Fix '#pragma GCC option' typo.
31891 2009-01-02 Richard Guenther <rguenther@suse.de>
31893 * doc/install.texi (--enable-checking): Mention different
31894 default for stage1.
31895 (--enable-stage1-checking): Document.
31897 2009-01-01 Andrew Pinski <pinskia@gmail.com>
31899 PR middle-end/30142
31900 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
31901 case to be an error.
31903 2009-01-02 Ben Elliston <bje@au.ibm.com>
31905 * config/fp-bit.h (pack_d): Constify argument.
31906 * config/fp-bit.c (makenan): Constify return type. Remove casts.
31907 (isnan): Constify argument.
31909 (iszero): Likewise.
31910 (pack_d): Likewise.
31911 (_fpadd_parts): Constify return type.
31912 (_fpmul_parts): Likewise.
31913 (_fpdiv_parts): Likewise.
31915 2009-01-01 Jakub Jelinek <jakub@redhat.com>
31918 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
31919 warn about overwriting initializer with side-effects or
31920 -Woverride-init if !IMPLICIT.
31921 (output_init_element): Likewise. Pass IMPLICIT down to
31923 (process_init_element): Add IMPLICIT argument. Pass it down
31924 to output_init_element.
31925 (push_init_element, pop_init_level, set_designator): Adjust
31926 process_init_element callers.
31927 (set_nonincremental_init, set_nonincremental_init_from_string):
31928 Adjust add_pending_init callers.
31929 (output_pending_init_elements): Adjust output_init_element callers.
31930 * c-tree.h (process_init_element): Adjust prototype.
31931 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
31932 process_init_element callers.
31935 Copyright (C) 2009 Free Software Foundation, Inc.
31937 Copying and distribution of this file, with or without modification,
31938 are permitted in any medium without royalty provided the copyright
31939 notice and this notice are preserved.